MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2013  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cydia is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cydia is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cydia.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 // XXX: wtf/FastMalloc.h... wtf?
  23 #define USE_SYSTEM_MALLOC 1
  24
  25 /* #include Directives {{{ */
  26 #include "CyteKit/UCPlatform.h"
  27 #include "CyteKit/Localize.h"
  28
  29 #include <objc/objc.h>
  30 #include <objc/runtime.h>
  31
  32 #include <CoreGraphics/CoreGraphics.h>
  33 #include <Foundation/Foundation.h>
  34
  35 #if 0
  36 #define DEPLOYMENT_TARGET_MACOSX 1
  37 #define CF_BUILDING_CF 1
  38 #include <CoreFoundation/CFInternal.h>
  39 #endif
  40
  41 #include <CoreFoundation/CFPriv.h>
  42 #include <CoreFoundation/CFUniChar.h>
  43
  44 #include <SystemConfiguration/SystemConfiguration.h>
  45
  46 #include <UIKit/UIKit.h>
  47 #include "iPhonePrivate.h"
  48
  49 #include <IOKit/IOKitLib.h>
  50
  51 #include <QuartzCore/CALayer.h>
  52
  53 #include <WebCore/WebCoreThread.h>
  54 #include <WebKit/DOMHTMLIFrameElement.h>
  55
  56 #include <algorithm>
  57 #include <iomanip>
  58 #include <sstream>
  59 #include <string>
  60
  61 #include <ext/stdio_filebuf.h>
  62
  63 #undef ABS
  64
  65 #include <apt-pkg/acquire.h>
  66 #include <apt-pkg/acquire-item.h>
  67 #include <apt-pkg/algorithms.h>
  68 #include <apt-pkg/cachefile.h>
  69 #include <apt-pkg/clean.h>
  70 #include <apt-pkg/configuration.h>
  71 #include <apt-pkg/debindexfile.h>
  72 #include <apt-pkg/debmetaindex.h>
  73 #include <apt-pkg/error.h>
  74 #include <apt-pkg/init.h>
  75 #include <apt-pkg/mmap.h>
  76 #include <apt-pkg/pkgrecords.h>
  77 #include <apt-pkg/sha1.h>
  78 #include <apt-pkg/sourcelist.h>
  79 #include <apt-pkg/sptr.h>
  80 #include <apt-pkg/strutl.h>
  81 #include <apt-pkg/tagfile.h>
  82
  83 #include <apr-1/apr_pools.h>
  84
  85 #include <sys/types.h>
  86 #include <sys/stat.h>
  87 #include <sys/sysctl.h>
  88 #include <sys/param.h>
  89 #include <sys/mount.h>
  90 #include <sys/reboot.h>
  91
  92 #include <fcntl.h>
  93 #include <notify.h>
  94 #include <dlfcn.h>
  95
  96 extern "C" {
  97 #include <mach-o/nlist.h>
  98 }
  99
 100 #include <cstdio>
 101 #include <cstdlib>
 102 #include <cstring>
 103
 104 #include <errno.h>
 105
 106 #include <Cytore.hpp>
 107 #include "Sources.h"
 108
 109 #include <CydiaSubstrate/CydiaSubstrate.h>
 110 #include "Menes/Menes.h"
 111
 112 #include "CyteKit/IndirectDelegate.h"
 113 #include "CyteKit/PerlCompatibleRegEx.hpp"
 114 #include "CyteKit/TableViewCell.h"
 115 #include "CyteKit/WebScriptObject-Cyte.h"
 116 #include "CyteKit/WebViewController.h"
 117 #include "CyteKit/WebViewTableViewCell.h"
 118 #include "CyteKit/stringWithUTF8Bytes.h"
 119
 120 #include "Cydia/MIMEAddress.h"
 121 #include "Cydia/LoadingViewController.h"
 122 #include "Cydia/ProgressEvent.h"
 123
 124 #include "SDURLCache/SDURLCache.h"
 125 /* }}} */
 126
 127 /* Profiler {{{ */
 128 struct timeval _ltv;
 129 bool _itv;
 130
 131 #define _timestamp ({ \
 132     struct timeval tv; \
 133     gettimeofday(&tv, NULL); \
 134     tv.tv_sec * 1000000 + tv.tv_usec; \
 135 })
 136
 137 typedef std::vector<class ProfileTime *> TimeList;
 138 TimeList times_;
 139
 140 class ProfileTime {
 141   private:
 142     const char *name_;
 143     uint64_t total_;
 144     uint64_t count_;
 145
 146   public:
 147     ProfileTime(const char *name) :
 148         name_(name),
 149         total_(0)
 150     {
 151         times_.push_back(this);
 152     }
 153
 154     void AddTime(uint64_t time) {
 155         total_ += time;
 156         ++count_;
 157     }
 158
 159     void Print() {
 160         if (total_ != 0)
 161             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 162         total_ = 0;
 163         count_ = 0;
 164     }
 165 };
 166
 167 class ProfileTimer {
 168   private:
 169     ProfileTime &time_;
 170     uint64_t start_;
 171
 172   public:
 173     ProfileTimer(ProfileTime &time) :
 174         time_(time),
 175         start_(_timestamp)
 176     {
 177     }
 178
 179     ~ProfileTimer() {
 180         time_.AddTime(_timestamp - start_);
 181     }
 182 };
 183
 184 void PrintTimes() {
 185     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 186         (*i)->Print();
 187     std::cerr << "========" << std::endl;
 188 }
 189
 190 #define _profile(name) { \
 191     static ProfileTime name(#name); \
 192     ProfileTimer _ ## name(name);
 193
 194 #define _end }
 195 /* }}} */
 196
 197 // XXX: I hate clang. Apple: please get over your petty hatred of GPL and fix your gcc fork
 198 #define synchronized(lock) \
 199     synchronized(static_cast<NSObject *>(lock))
 200
 201 extern NSString *Cydia_;
 202
 203 #define lprintf(args...) fprintf(stderr, args)
 204
 205 #define ForRelease 1
 206 #define TraceLogging (1 && !ForRelease)
 207 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 208 #define ProfileTimes (0 && !ForRelease)
 209 #define ForSaurik (0 && !ForRelease)
 210 #define LogBrowser (0 && !ForRelease)
 211 #define TrackResize (0 && !ForRelease)
 212 #define ManualRefresh (1 && !ForRelease)
 213 #define ShowInternals (0 && !ForRelease)
 214 #define AlwaysReload (0 && !ForRelease)
 215 #define TryIndexedCollation (0 && !ForRelease)
 216
 217 #if !TraceLogging
 218 #undef _trace
 219 #define _trace(args...)
 220 #endif
 221
 222 #if !ProfileTimes
 223 #undef _profile
 224 #define _profile(name) {
 225 #undef _end
 226 #define _end }
 227 #define PrintTimes() do {} while (false)
 228 #endif
 229
 230 // Hash Functions/Structures {{{
 231 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 232
 233 union SplitHash {
 234     uint32_t u32;
 235     uint16_t u16[2];
 236 };
 237 // }}}
 238
 239 static bool ShowPromoted_;
 240
 241 static NSString *Colon_;
 242 NSString *Elision_;
 243 static NSString *Error_;
 244 static NSString *Warning_;
 245
 246 static NSString *Cache_;
 247
 248 static bool AprilFools_;
 249
 250 static void (*$SBSSetInterceptsMenuButtonForever)(bool);
 251
 252 static CFStringRef (*$MGCopyAnswer)(CFStringRef);
 253
 254 static NSString *UniqueIdentifier(UIDevice *device = nil) {
 255     if (kCFCoreFoundationVersionNumber < 800) // iOS 7.x
 256         return [device ?: [UIDevice currentDevice] uniqueIdentifier];
 257     else
 258         return [(id)$MGCopyAnswer(CFSTR("UniqueDeviceID")) autorelease];
 259 }
 260
 261 static bool IsReachable(const char *name) {
 262     SCNetworkReachabilityFlags flags; {
 263         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, name));
 264         SCNetworkReachabilityGetFlags(reachability, &flags);
 265         CFRelease(reachability);
 266     }
 267
 268     // XXX: this elaborate mess is what Apple is using to determine this? :(
 269     // XXX: do we care if the user has to intervene? maybe that's ok?
 270     return
 271         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
 272             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
 273                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
 274                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
 275             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
 276             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
 277         )
 278     ;
 279 }
 280
 281 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 282
 283 static _finline NSString *CydiaURL(NSString *path) {
 284     char page[26];
 285     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 286     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 287     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 288     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 289     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 290     page[25] = '\0';
 291     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 292 }
 293
 294 static void ReapZombie(pid_t pid) {
 295     int status;
 296   wait:
 297     if (waitpid(pid, &status, 0) == -1)
 298         if (errno == EINTR)
 299             goto wait;
 300         else _assert(false);
 301 }
 302
 303 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 304     int notify_token;
 305     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 306         notify_set_state(notify_token, newStatus);
 307         notify_cancel(notify_token);
 308     }
 309     notify_post("com.saurik.Cydia.status");
 310 }
 311
 312 static CGFloat CYStatusBarHeight() {
 313     CGSize size([[UIApplication sharedApplication] statusBarFrame].size);
 314     return UIInterfaceOrientationIsPortrait([[UIApplication sharedApplication] statusBarOrientation]) ? size.height : size.width;
 315 }
 316
 317 /* NSForcedOrderingSearch doesn't work on the iPhone */
 318 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 319 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 320 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 321
 322 /* Insertion Sort {{{ */
 323
 324 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 325     const char *ptr = (const char *)list;
 326     while (0 < count) {
 327         CFIndex half = count / 2;
 328         const char *probe = ptr + elementSize * half;
 329         CFComparisonResult cr = comparator(element, probe, context);
 330     if (0 == cr) return (probe - (const char *)list) / elementSize;
 331         ptr = (cr < 0) ? ptr : probe + elementSize;
 332         count = (cr < 0) ? half : (half + (count & 1) - 1);
 333     }
 334     return (ptr - (const char *)list) / elementSize;
 335 }
 336
 337 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 338     const char *ptr = (const char *)list;
 339     while (0 < count) {
 340         CFIndex half = count / 2;
 341         const char *probe = ptr + elementSize * half;
 342         CFComparisonResult cr = comparator(element, probe, context);
 343     if (0 == cr) return (probe - (const char *)list) / elementSize;
 344         ptr = (cr < 0) ? ptr : probe + elementSize;
 345         count = (cr < 0) ? half : (half + (count & 1) - 1);
 346     }
 347     return (ptr - (const char *)list) / elementSize;
 348 }
 349
 350 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 351     if (range.length == 0)
 352         return;
 353     const void **values(new const void *[range.length]);
 354     CFArrayGetValues(array, range, values);
 355
 356 #if HistogramInsertionSort > 0
 357     uint32_t total(0), *offsets(new uint32_t[range.length]);
 358 #endif
 359
 360     for (CFIndex index(1); index != range.length; ++index) {
 361         const void *value(values[index]);
 362         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 363         CFIndex correct(index);
 364         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 365 #if HistogramInsertionSort > 1
 366             NSLog(@"%@ < %@", value, values[correct - 1]);
 367 #endif
 368             if (--correct == 0)
 369                 break;
 370         }
 371         if (correct != index) {
 372             size_t offset(index - correct);
 373 #if HistogramInsertionSort
 374             total += offset;
 375             ++offsets[offset];
 376             if (offset > 10)
 377                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 378 #endif
 379             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 380             values[correct] = value;
 381         }
 382     }
 383
 384     CFArrayReplaceValues(array, range, values, range.length);
 385     delete [] values;
 386
 387 #if HistogramInsertionSort > 0
 388     for (CFIndex index(0); index != range.length; ++index)
 389         if (offsets[index] != 0)
 390             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 391     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 392     delete [] offsets;
 393 #endif
 394 }
 395
 396 /* }}} */
 397
 398 /* Apple Bug Fixes {{{ */
 399 @implementation UIWebDocumentView (Cydia)
 400
 401 - (void) _setScrollerOffset:(CGPoint)offset {
 402     UIScroller *scroller([self _scroller]);
 403
 404     CGSize size([scroller contentSize]);
 405     CGSize bounds([scroller bounds].size);
 406
 407     CGPoint max;
 408     max.x = size.width - bounds.width;
 409     max.y = size.height - bounds.height;
 410
 411     // wtf Apple?!
 412     if (max.x < 0)
 413         max.x = 0;
 414     if (max.y < 0)
 415         max.y = 0;
 416
 417     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 418     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 419
 420     [scroller setOffset:offset];
 421 }
 422
 423 @end
 424 /* }}} */
 425
 426 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 427     size_t length([self length] - state->state);
 428     if (length <= 0)
 429         return 0;
 430     else if (length > count)
 431         length = count;
 432     for (size_t i(0); i != length; ++i)
 433         objects[i] = [self item:state->state++];
 434     state->itemsPtr = objects;
 435     state->mutationsPtr = (unsigned long *) self;
 436     return length;
 437 }
 438
 439 /* Cydia NSString Additions {{{ */
 440 @interface NSString (Cydia)
 441 - (NSComparisonResult) compareByPath:(NSString *)other;
 442 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 443 @end
 444
 445 @implementation NSString (Cydia)
 446
 447 - (NSComparisonResult) compareByPath:(NSString *)other {
 448     NSString *prefix = [self commonPrefixWithString:other options:0];
 449     size_t length = [prefix length];
 450
 451     NSRange lrange = NSMakeRange(length, [self length] - length);
 452     NSRange rrange = NSMakeRange(length, [other length] - length);
 453
 454     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 455     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 456
 457     NSComparisonResult value;
 458
 459     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 460         value = NSOrderedSame;
 461     else if (lrange.location == NSNotFound)
 462         value = NSOrderedAscending;
 463     else if (rrange.location == NSNotFound)
 464         value = NSOrderedDescending;
 465     else
 466         value = NSOrderedSame;
 467
 468     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 469         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 470     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 471         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 472
 473     NSComparisonResult result = [lpath compare:rpath];
 474     return result == NSOrderedSame ? value : result;
 475 }
 476
 477 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 478     return [(id)CFURLCreateStringByAddingPercentEscapes(
 479         kCFAllocatorDefault,
 480         (CFStringRef) self,
 481         NULL,
 482         CFSTR(";/?:@&=+$,"),
 483         kCFStringEncodingUTF8
 484     ) autorelease];
 485 }
 486
 487 @end
 488 /* }}} */
 489
 490 /* C++ NSString Wrapper Cache {{{ */
 491 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 492     return size == 0 ? NULL :
 493         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 494         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 495 }
 496
 497 static _finline CFStringRef CYStringCreate(const char *data) {
 498     return CYStringCreate(data, strlen(data));
 499 }
 500
 501 class CYString {
 502   private:
 503     char *data_;
 504     size_t size_;
 505     CFStringRef cache_;
 506
 507     _finline void clear_() {
 508         if (cache_ != NULL) {
 509             CFRelease(cache_);
 510             cache_ = NULL;
 511         }
 512     }
 513
 514   public:
 515     _finline bool empty() const {
 516         return size_ == 0;
 517     }
 518
 519     _finline size_t size() const {
 520         return size_;
 521     }
 522
 523     _finline char *data() const {
 524         return data_;
 525     }
 526
 527     _finline void clear() {
 528         size_ = 0;
 529         clear_();
 530     }
 531
 532     _finline CYString() :
 533         data_(0),
 534         size_(0),
 535         cache_(NULL)
 536     {
 537     }
 538
 539     _finline ~CYString() {
 540         clear_();
 541     }
 542
 543     void operator =(const CYString &rhs) {
 544         data_ = rhs.data_;
 545         size_ = rhs.size_;
 546
 547         if (rhs.cache_ == nil)
 548             cache_ = NULL;
 549         else
 550             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 551     }
 552
 553     void copy(apr_pool_t *pool) {
 554         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 555         memcpy(temp, data_, size_);
 556         temp[size_] = '\0';
 557         data_ = temp;
 558     }
 559
 560     void set(apr_pool_t *pool, const char *data, size_t size) {
 561         if (size == 0)
 562             clear();
 563         else {
 564             clear_();
 565
 566             data_ = const_cast<char *>(data);
 567             size_ = size;
 568
 569             if (pool != NULL)
 570                 copy(pool);
 571         }
 572     }
 573
 574     _finline void set(apr_pool_t *pool, const char *data) {
 575         set(pool, data, data == NULL ? 0 : strlen(data));
 576     }
 577
 578     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 579         set(pool, rhs.data(), rhs.size());
 580     }
 581
 582     bool operator ==(const CYString &rhs) const {
 583         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 584     }
 585
 586     _finline operator CFStringRef() {
 587         if (cache_ == NULL)
 588             cache_ = CYStringCreate(data_, size_);
 589         return cache_;
 590     }
 591
 592     _finline operator id() {
 593         return (NSString *) static_cast<CFStringRef>(*this);
 594     }
 595
 596     _finline operator const char *() {
 597         return reinterpret_cast<const char *>(data_);
 598     }
 599 };
 600 /* }}} */
 601 /* C++ NSString Algorithm Adapters {{{ */
 602 extern "C" {
 603     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 604 }
 605
 606 struct NSStringMapHash :
 607     std::unary_function<NSString *, size_t>
 608 {
 609     _finline size_t operator ()(NSString *value) const {
 610         return CFStringHashNSString((CFStringRef) value);
 611     }
 612 };
 613
 614 struct NSStringMapLess :
 615     std::binary_function<NSString *, NSString *, bool>
 616 {
 617     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 618         return [lhs compare:rhs] == NSOrderedAscending;
 619     }
 620 };
 621
 622 struct NSStringMapEqual :
 623     std::binary_function<NSString *, NSString *, bool>
 624 {
 625     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 626         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 627         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 628         //[lhs isEqualToString:rhs];
 629     }
 630 };
 631 /* }}} */
 632
 633 /* CoreGraphics Primitives {{{ */
 634 class CYColor {
 635   private:
 636     CGColorRef color_;
 637
 638     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 639         CGFloat color[] = {red, green, blue, alpha};
 640         return CGColorCreate(space, color);
 641     }
 642
 643   public:
 644     CYColor() :
 645         color_(NULL)
 646     {
 647     }
 648
 649     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 650         color_(Create_(space, red, green, blue, alpha))
 651     {
 652         Set(space, red, green, blue, alpha);
 653     }
 654
 655     void Clear() {
 656         if (color_ != NULL)
 657             CGColorRelease(color_);
 658     }
 659
 660     ~CYColor() {
 661         Clear();
 662     }
 663
 664     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 665         Clear();
 666         color_ = Create_(space, red, green, blue, alpha);
 667     }
 668
 669     operator CGColorRef() {
 670         return color_;
 671     }
 672 };
 673 /* }}} */
 674
 675 /* Random Global Variables {{{ */
 676 static int PulseInterval_ = 500000;
 677
 678 static const NSString *UI_;
 679
 680 static int Finish_;
 681 static bool RestartSubstrate_;
 682 static NSArray *Finishes_;
 683
 684 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 685 #define NotifyConfig_ "/etc/notify.conf"
 686
 687 static bool Queuing_;
 688
 689 static CYColor Blue_;
 690 static CYColor Blueish_;
 691 static CYColor Black_;
 692 static CYColor Folder_;
 693 static CYColor Off_;
 694 static CYColor White_;
 695 static CYColor Gray_;
 696 static CYColor Green_;
 697 static CYColor Purple_;
 698 static CYColor Purplish_;
 699
 700 static UIColor *InstallingColor_;
 701 static UIColor *RemovingColor_;
 702
 703 static NSString *App_;
 704
 705 static BOOL Advanced_;
 706 static BOOL Ignored_;
 707
 708 static _H<UIFont> Font12_;
 709 static _H<UIFont> Font12Bold_;
 710 static _H<UIFont> Font14_;
 711 static _H<UIFont> Font18Bold_;
 712 static _H<UIFont> Font22Bold_;
 713
 714 static const char *Machine_ = NULL;
 715 static _H<NSString> System_;
 716 static NSString *SerialNumber_ = nil;
 717 static NSString *ChipID_ = nil;
 718 static NSString *BBSNum_ = nil;
 719 static _H<NSString> Token_;
 720 static _H<NSString> UniqueID_;
 721 static _H<NSString> UserAgent_;
 722 static _H<NSString> Product_;
 723 static _H<NSString> Safari_;
 724
 725 static CFLocaleRef Locale_;
 726 static NSArray *Languages_;
 727 static CGColorSpaceRef space_;
 728
 729 static NSDictionary *SectionMap_;
 730 static NSMutableDictionary *Metadata_;
 731 static _transient NSMutableDictionary *Settings_;
 732 static _transient NSString *Role_;
 733 static _transient NSMutableDictionary *Packages_;
 734 static _transient NSMutableDictionary *Values_;
 735 static _transient NSMutableDictionary *Sections_;
 736 _H<NSMutableDictionary> Sources_;
 737 static _transient NSNumber *Version_;
 738 bool Changed_;
 739 static time_t now_;
 740
 741 bool IsWildcat_;
 742 static CGFloat ScreenScale_;
 743 static NSString *Idiom_;
 744 static _H<NSString> Firmware_;
 745 static NSString *Major_;
 746
 747 static _H<NSMutableDictionary> SessionData_;
 748 static _H<NSObject> HostConfig_;
 749 static _H<NSMutableSet> BridgedHosts_;
 750 static _H<NSMutableSet> TokenHosts_;
 751 static _H<NSMutableSet> InsecureHosts_;
 752 static _H<NSMutableSet> PipelinedHosts_;
 753 static _H<NSMutableSet> CachedURLs_;
 754
 755 static NSString *kCydiaProgressEventTypeError = @"Error";
 756 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 757 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 758 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 759 /* }}} */
 760
 761 /* Display Helpers {{{ */
 762 inline float Interpolate(float begin, float end, float fraction) {
 763     return (end - begin) * fraction + begin;
 764 }
 765
 766 static _finline const char *StripVersion_(const char *version) {
 767     const char *colon(strchr(version, ':'));
 768     return colon == NULL ? version : colon + 1;
 769 }
 770
 771 NSString *LocalizeSection(NSString *section) {
 772     static Pcre title_r("^(.*?) \\((.*)\\)$");
 773     if (title_r(section)) {
 774         NSString *parent(title_r[1]);
 775         NSString *child(title_r[2]);
 776
 777         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 778             LocalizeSection(parent),
 779             LocalizeSection(child)
 780         ];
 781     }
 782
 783     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 784 }
 785
 786 NSString *Simplify(NSString *title) {
 787     const char *data = [title UTF8String];
 788     size_t size = [title length];
 789
 790     static Pcre square_r("^\\[(.*)\\]$");
 791     if (square_r(data, size))
 792         return Simplify(square_r[1]);
 793
 794     static Pcre paren_r("^\\((.*)\\)$");
 795     if (paren_r(data, size))
 796         return Simplify(paren_r[1]);
 797
 798     static Pcre title_r("^(.*?) \\((.*)\\)$");
 799     if (title_r(data, size))
 800         return Simplify(title_r[1]);
 801
 802     return title;
 803 }
 804 /* }}} */
 805
 806 NSString *GetLastUpdate() {
 807     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 808
 809     if (update == nil)
 810         return UCLocalize("NEVER_OR_UNKNOWN");
 811
 812     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 813     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 814
 815     CFRelease(formatter);
 816
 817     return [(NSString *) formatted autorelease];
 818 }
 819
 820 bool isSectionVisible(NSString *section) {
 821     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
 822     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
 823     return hidden == nil || ![hidden boolValue];
 824 }
 825
 826 static NSObject *CYIOGetValue(const char *path, NSString *property) {
 827     io_registry_entry_t entry(IORegistryEntryFromPath(kIOMasterPortDefault, path));
 828     if (entry == MACH_PORT_NULL)
 829         return nil;
 830
 831     CFTypeRef value(IORegistryEntryCreateCFProperty(entry, (CFStringRef) property, kCFAllocatorDefault, 0));
 832     IOObjectRelease(entry);
 833
 834     if (value == NULL)
 835         return nil;
 836     return [(id) value autorelease];
 837 }
 838
 839 static NSString *CYHex(NSData *data, bool reverse = false) {
 840     if (data == nil)
 841         return nil;
 842
 843     size_t length([data length]);
 844     uint8_t bytes[length];
 845     [data getBytes:bytes];
 846
 847     char string[length * 2 + 1];
 848     for (size_t i(0); i != length; ++i)
 849         sprintf(string + i * 2, "%.2x", bytes[reverse ? length - i - 1 : i]);
 850
 851     return [NSString stringWithUTF8String:string];
 852 }
 853
 854 @class Cydia;
 855
 856 /* Delegate Prototypes {{{ */
 857 @class Package;
 858 @class Source;
 859 @class CydiaProgressEvent;
 860
 861 @protocol DatabaseDelegate
 862 - (void) repairWithSelector:(SEL)selector;
 863 - (void) setConfigurationData:(NSString *)data;
 864 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
 865 @end
 866
 867 @class CYPackageController;
 868
 869 @protocol CydiaDelegate
 870 - (void) returnToCydia;
 871 - (void) saveState;
 872 - (void) retainNetworkActivityIndicator;
 873 - (void) releaseNetworkActivityIndicator;
 874 - (void) clearPackage:(Package *)package;
 875 - (void) installPackage:(Package *)package;
 876 - (void) installPackages:(NSArray *)packages;
 877 - (void) removePackage:(Package *)package;
 878 - (void) beginUpdate;
 879 - (BOOL) updating;
 880 - (void) distUpgrade;
 881 - (void) loadData;
 882 - (void) updateData;
 883 - (void) _saveConfig;
 884 - (void) syncData;
 885 - (void) addSource:(NSDictionary *)source;
 886 - (void) addTrivialSource:(NSString *)href;
 887 - (void) showSettings;
 888 - (UIProgressHUD *) addProgressHUD;
 889 - (void) removeProgressHUD:(UIProgressHUD *)hud;
 890 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
 891 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
 892 @end
 893 /* }}} */
 894
 895 /* Status Delegation {{{ */
 896 class Status :
 897     public pkgAcquireStatus
 898 {
 899   private:
 900     _transient NSObject<ProgressDelegate> *delegate_;
 901     bool cancelled_;
 902
 903   public:
 904     Status() :
 905         delegate_(nil),
 906         cancelled_(false)
 907     {
 908     }
 909
 910     void setDelegate(NSObject<ProgressDelegate> *delegate) {
 911         delegate_ = delegate;
 912     }
 913
 914     NSObject<ProgressDelegate> *getDelegate() const {
 915         return delegate_;
 916     }
 917
 918     virtual bool MediaChange(std::string media, std::string drive) {
 919         return false;
 920     }
 921
 922     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
 923         Done(item);
 924     }
 925
 926     virtual void Fetch(pkgAcquire::ItemDesc &item) {
 927         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 928         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 929         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 930     }
 931
 932     virtual void Done(pkgAcquire::ItemDesc &item) {
 933         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
 934         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:Colon_, UCLocalize("DONE"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
 935         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 936     }
 937
 938     virtual void Fail(pkgAcquire::ItemDesc &item) {
 939         if (
 940             item.Owner->Status == pkgAcquire::Item::StatIdle ||
 941             item.Owner->Status == pkgAcquire::Item::StatDone
 942         )
 943             return;
 944
 945         std::string &error(item.Owner->ErrorText);
 946         if (error.empty())
 947             return;
 948
 949         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
 950         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
 951     }
 952
 953     virtual bool Pulse(pkgAcquire *Owner) {
 954         bool value = pkgAcquireStatus::Pulse(Owner);
 955
 956         double percent(
 957             double(CurrentBytes + CurrentItems) /
 958             double(TotalBytes + TotalItems)
 959         );
 960
 961         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
 962             [NSNumber numberWithDouble:percent], @"Percent",
 963
 964             [NSNumber numberWithDouble:CurrentBytes], @"Current",
 965             [NSNumber numberWithDouble:TotalBytes], @"Total",
 966             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
 967         nil] waitUntilDone:YES];
 968
 969         if (value && ![delegate_ isProgressCancelled])
 970             return true;
 971         else {
 972             cancelled_ = true;
 973             return false;
 974         }
 975     }
 976
 977     _finline bool WasCancelled() const {
 978         return cancelled_;
 979     }
 980
 981     virtual void Start() {
 982         pkgAcquireStatus::Start();
 983         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
 984     }
 985
 986     virtual void Stop() {
 987         pkgAcquireStatus::Stop();
 988         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
 989         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
 990     }
 991 };
 992 /* }}} */
 993 /* Database Interface {{{ */
 994 typedef std::map< unsigned long, _H<Source> > SourceMap;
 995
 996 @interface Database : NSObject {
 997     NSZone *zone_;
 998     apr_pool_t *pool_;
 999
1000     unsigned era_;
1001
1002     pkgCacheFile cache_;
1003     pkgDepCache::Policy *policy_;
1004     pkgRecords *records_;
1005     pkgProblemResolver *resolver_;
1006     pkgAcquire *fetcher_;
1007     FileFd *lock_;
1008     SPtr<pkgPackageManager> manager_;
1009     pkgSourceList *list_;
1010
1011     SourceMap sourceMap_;
1012     _H<NSMutableArray> sourceList_;
1013
1014     CFMutableArrayRef packages_;
1015
1016     _transient NSObject<DatabaseDelegate> *delegate_;
1017     _transient NSObject<ProgressDelegate> *progress_;
1018
1019     Status status_;
1020
1021     int cydiafd_;
1022     int statusfd_;
1023     FILE *input_;
1024
1025     std::map<const char *, _H<NSString> > sections_;
1026 }
1027
1028 + (Database *) sharedInstance;
1029 - (unsigned) era;
1030
1031 - (void) _readCydia:(NSNumber *)fd;
1032 - (void) _readStatus:(NSNumber *)fd;
1033 - (void) _readOutput:(NSNumber *)fd;
1034
1035 - (FILE *) input;
1036
1037 - (Package *) packageWithName:(NSString *)name;
1038
1039 - (pkgCacheFile &) cache;
1040 - (pkgDepCache::Policy *) policy;
1041 - (pkgRecords *) records;
1042 - (pkgProblemResolver *) resolver;
1043 - (pkgAcquire &) fetcher;
1044 - (pkgSourceList &) list;
1045 - (NSArray *) packages;
1046 - (NSArray *) sources;
1047 - (Source *) sourceWithKey:(NSString *)key;
1048 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1049
1050 - (void) configure;
1051 - (bool) prepare;
1052 - (void) perform;
1053 - (bool) upgrade;
1054 - (void) update;
1055
1056 - (void) updateWithStatus:(Status &)status;
1057
1058 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1059
1060 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1061 - (NSObject<ProgressDelegate> *) progressDelegate;
1062
1063 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1064
1065 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1066
1067 @end
1068 /* }}} */
1069 /* ProgressEvent Implementation {{{ */
1070 @implementation CydiaProgressEvent
1071
1072 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1073     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1074 }
1075
1076 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1077     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1078     [event setPackage:package];
1079     return event;
1080 }
1081
1082 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1083     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1084
1085     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1086     NSArray *fields([description componentsSeparatedByString:@" "]);
1087     [event setItem:fields];
1088
1089     if ([fields count] > 3) {
1090         [event setPackage:[fields objectAtIndex:2]];
1091         [event setVersion:[fields objectAtIndex:3]];
1092     }
1093
1094     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1095
1096     return event;
1097 }
1098
1099 + (NSArray *) _attributeKeys {
1100     return [NSArray arrayWithObjects:
1101         @"item",
1102         @"message",
1103         @"package",
1104         @"type",
1105         @"url",
1106         @"version",
1107     nil];
1108 }
1109
1110 - (NSArray *) attributeKeys {
1111     return [[self class] _attributeKeys];
1112 }
1113
1114 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1115     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1116 }
1117
1118 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1119     if ((self = [super init]) != nil) {
1120         message_ = message;
1121         type_ = type;
1122     } return self;
1123 }
1124
1125 - (NSString *) message {
1126     return message_;
1127 }
1128
1129 - (NSString *) type {
1130     return type_;
1131 }
1132
1133 - (NSArray *) item {
1134     return (id) item_ ?: [NSNull null];
1135 }
1136
1137 - (void) setItem:(NSArray *)item {
1138     item_ = item;
1139 }
1140
1141 - (NSString *) package {
1142     return (id) package_ ?: [NSNull null];
1143 }
1144
1145 - (void) setPackage:(NSString *)package {
1146     package_ = package;
1147 }
1148
1149 - (NSString *) url {
1150     return (id) url_ ?: [NSNull null];
1151 }
1152
1153 - (void) setURL:(NSString *)url {
1154     url_ = url;
1155 }
1156
1157 - (void) setVersion:(NSString *)version {
1158     version_ = version;
1159 }
1160
1161 - (NSString *) version {
1162     return (id) version_ ?: [NSNull null];
1163 }
1164
1165 - (NSString *) compound:(NSString *)value {
1166     if (value != nil) {
1167         NSString *mode(nil); {
1168             NSString *type([self type]);
1169             if ([type isEqualToString:kCydiaProgressEventTypeError])
1170                 mode = UCLocalize("ERROR");
1171             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1172                 mode = UCLocalize("WARNING");
1173         }
1174
1175         if (mode != nil)
1176             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1177     }
1178
1179     return value;
1180 }
1181
1182 - (NSString *) compoundMessage {
1183     return [self compound:[self message]];
1184 }
1185
1186 - (NSString *) compoundTitle {
1187     NSString *title;
1188
1189     if (package_ == nil)
1190         title = nil;
1191     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1192         title = [package name];
1193     else
1194         title = package_;
1195
1196     return [self compound:title];
1197 }
1198
1199 @end
1200 /* }}} */
1201
1202 // Cytore Definitions {{{
1203 struct PackageValue :
1204     Cytore::Block
1205 {
1206     Cytore::Offset<PackageValue> next_;
1207
1208     uint32_t index_ : 23;
1209     uint32_t subscribed_ : 1;
1210     uint32_t : 8;
1211
1212     int32_t first_;
1213     int32_t last_;
1214
1215     uint16_t vhash_;
1216     uint16_t nhash_;
1217
1218     char version_[8];
1219     char name_[];
1220 };
1221
1222 struct MetaValue :
1223     Cytore::Block
1224 {
1225     uint32_t active_;
1226     Cytore::Offset<PackageValue> packages_[1 << 16];
1227 };
1228
1229 static Cytore::File<MetaValue> MetaFile_;
1230 // }}}
1231 // Cytore Helper Functions {{{
1232 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1233     SplitHash nhash = { hashlittle(name, length) };
1234
1235     PackageValue *metadata;
1236
1237     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1238     offset: if (offset->IsNull()) {
1239         *offset = MetaFile_.New<PackageValue>(length + 1);
1240         metadata = &MetaFile_.Get(*offset);
1241
1242         if (metadata == NULL) {
1243             if (fail != NULL)
1244                 *fail = true;
1245
1246             metadata = new PackageValue();
1247             memset(metadata, 0, sizeof(*metadata));
1248         }
1249
1250         memcpy(metadata->name_, name, length + 1);
1251         metadata->nhash_ = nhash.u16[1];
1252     } else {
1253         metadata = &MetaFile_.Get(*offset);
1254
1255         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1256             offset = &metadata->next_;
1257             goto offset;
1258         }
1259     }
1260
1261     return metadata;
1262 }
1263
1264 static void PackageImport(const void *key, const void *value, void *context) {
1265     bool &fail(*reinterpret_cast<bool *>(context));
1266
1267     char buffer[1024];
1268     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1269         NSLog(@"failed to import package %@", key);
1270         return;
1271     }
1272
1273     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1274     NSDictionary *package((NSDictionary *) value);
1275
1276     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1277         if ([subscribed boolValue] && !metadata->subscribed_)
1278             metadata->subscribed_ = true;
1279
1280     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1281         time_t time([date timeIntervalSince1970]);
1282         if (metadata->first_ > time || metadata->first_ == 0)
1283             metadata->first_ = time;
1284     }
1285
1286     NSDate *date([package objectForKey:@"LastSeen"]);
1287     NSString *version([package objectForKey:@"LastVersion"]);
1288
1289     if (date != nil && version != nil) {
1290         time_t time([date timeIntervalSince1970]);
1291         if (metadata->last_ < time || metadata->last_ == 0)
1292             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1293                 size_t length(strlen(buffer));
1294                 uint16_t vhash(hashlittle(buffer, length));
1295
1296                 size_t capped(std::min<size_t>(8, length));
1297                 char *latest(buffer + length - capped);
1298
1299                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1300                 metadata->vhash_ = vhash;
1301
1302                 metadata->last_ = time;
1303             }
1304     }
1305 }
1306 // }}}
1307
1308 /* Source Class {{{ */
1309 @interface Source : NSObject {
1310     unsigned era_;
1311     Database *database_;
1312     metaIndex *index_;
1313
1314     CYString depiction_;
1315     CYString description_;
1316     CYString label_;
1317     CYString origin_;
1318     CYString support_;
1319
1320     CYString uri_;
1321     CYString distribution_;
1322     CYString type_;
1323     CYString base_;
1324     CYString version_;
1325
1326     _H<NSString> host_;
1327     _H<NSString> authority_;
1328
1329     CYString defaultIcon_;
1330
1331     _H<NSMutableDictionary> record_;
1332     BOOL trusted_;
1333 }
1334
1335 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool;
1336
1337 - (NSComparisonResult) compareByName:(Source *)source;
1338
1339 - (NSString *) depictionForPackage:(NSString *)package;
1340 - (NSString *) supportForPackage:(NSString *)package;
1341
1342 - (metaIndex *) metaIndex;
1343 - (NSDictionary *) record;
1344 - (BOOL) trusted;
1345
1346 - (NSString *) rooturi;
1347 - (NSString *) distribution;
1348 - (NSString *) type;
1349
1350 - (NSString *) key;
1351 - (NSString *) host;
1352
1353 - (NSString *) name;
1354 - (NSString *) shortDescription;
1355 - (NSString *) label;
1356 - (NSString *) origin;
1357 - (NSString *) version;
1358
1359 - (NSString *) defaultIcon;
1360 - (NSURL *) iconURL;
1361
1362 @end
1363
1364 @implementation Source
1365
1366 - (void) _clear {
1367     uri_.clear();
1368     distribution_.clear();
1369     type_.clear();
1370
1371     base_.clear();
1372
1373     description_.clear();
1374     label_.clear();
1375     origin_.clear();
1376     depiction_.clear();
1377     support_.clear();
1378     version_.clear();
1379     defaultIcon_.clear();
1380
1381     record_ = nil;
1382     host_ = nil;
1383     authority_ = nil;
1384 }
1385
1386 + (NSString *) webScriptNameForSelector:(SEL)selector {
1387     if (false);
1388     else if (selector == @selector(addSection:))
1389         return @"addSection";
1390     else if (selector == @selector(getField:))
1391         return @"getField";
1392     else if (selector == @selector(removeSection:))
1393         return @"removeSection";
1394     else if (selector == @selector(remove))
1395         return @"remove";
1396     else
1397         return nil;
1398 }
1399
1400 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1401     return [self webScriptNameForSelector:selector] == nil;
1402 }
1403
1404 + (NSArray *) _attributeKeys {
1405     return [NSArray arrayWithObjects:
1406         @"baseuri",
1407         @"distribution",
1408         @"host",
1409         @"key",
1410         @"iconuri",
1411         @"label",
1412         @"name",
1413         @"origin",
1414         @"rooturi",
1415         @"sections",
1416         @"shortDescription",
1417         @"trusted",
1418         @"type",
1419         @"version",
1420     nil];
1421 }
1422
1423 - (NSArray *) attributeKeys {
1424     return [[self class] _attributeKeys];
1425 }
1426
1427 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1428     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1429 }
1430
1431 - (metaIndex *) metaIndex {
1432     return index_;
1433 }
1434
1435 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1436     [self _clear];
1437
1438     trusted_ = index->IsTrusted();
1439
1440     uri_.set(pool, index->GetURI());
1441     distribution_.set(pool, index->GetDist());
1442     type_.set(pool, index->GetType());
1443
1444     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1445     if (dindex != NULL) {
1446         base_.set(pool, dindex->MetaIndexURI(""));
1447
1448         FileFd fd;
1449         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1450             _error->Discard();
1451         else {
1452             pkgTagFile tags(&fd);
1453
1454             pkgTagSection section;
1455             tags.Step(section);
1456
1457             struct {
1458                 const char *name_;
1459                 CYString *value_;
1460             } names[] = {
1461                 {"default-icon", &defaultIcon_},
1462                 {"depiction", &depiction_},
1463                 {"description", &description_},
1464                 {"label", &label_},
1465                 {"origin", &origin_},
1466                 {"support", &support_},
1467                 {"version", &version_},
1468             };
1469
1470             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1471                 const char *start, *end;
1472
1473                 if (section.Find(names[i].name_, start, end)) {
1474                     CYString &value(*names[i].value_);
1475                     value.set(pool, start, end - start);
1476                 }
1477             }
1478         }
1479     }
1480
1481     record_ = [Sources_ objectForKey:[self key]];
1482
1483     NSURL *url([NSURL URLWithString:uri_]);
1484
1485     host_ = [url host];
1486     if (host_ != nil)
1487         host_ = [host_ lowercaseString];
1488
1489     if (host_ != nil)
1490         authority_ = host_;
1491     else
1492         authority_ = [url path];
1493 }
1494
1495 - (Source *) initWithMetaIndex:(metaIndex *)index forDatabase:(Database *)database inPool:(apr_pool_t *)pool {
1496     if ((self = [super init]) != nil) {
1497         era_ = [database era];
1498         database_ = database;
1499         index_ = index;
1500
1501         [self setMetaIndex:index inPool:pool];
1502     } return self;
1503 }
1504
1505 - (NSString *) getField:(NSString *)name {
1506 @synchronized (database_) {
1507     if ([database_ era] != era_ || index_ == NULL)
1508         return nil;
1509
1510     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index_));
1511     if (dindex == NULL)
1512         return nil;
1513
1514     FileFd fd;
1515     if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly)) {
1516          _error->Discard();
1517          return nil;
1518     }
1519
1520     pkgTagFile tags(&fd);
1521
1522     pkgTagSection section;
1523     tags.Step(section);
1524
1525     const char *start, *end;
1526     if (!section.Find([name UTF8String], start, end))
1527         return (NSString *) [NSNull null];
1528
1529     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
1530 } }
1531
1532 - (NSComparisonResult) compareByName:(Source *)source {
1533     NSString *lhs = [self name];
1534     NSString *rhs = [source name];
1535
1536     if ([lhs length] != 0 && [rhs length] != 0) {
1537         unichar lhc = [lhs characterAtIndex:0];
1538         unichar rhc = [rhs characterAtIndex:0];
1539
1540         if (isalpha(lhc) && !isalpha(rhc))
1541             return NSOrderedAscending;
1542         else if (!isalpha(lhc) && isalpha(rhc))
1543             return NSOrderedDescending;
1544     }
1545
1546     return [lhs compare:rhs options:LaxCompareOptions_];
1547 }
1548
1549 - (NSString *) depictionForPackage:(NSString *)package {
1550     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1551 }
1552
1553 - (NSString *) supportForPackage:(NSString *)package {
1554     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1555 }
1556
1557 - (NSArray *) sections {
1558     return record_ == nil ? (id) [NSNull null] : [record_ objectForKey:@"Sections"] ?: [NSArray array];
1559 }
1560
1561 - (void) _addSection:(NSString *)section {
1562     if (record_ == nil)
1563         return;
1564     else if (NSMutableArray *sections = [record_ objectForKey:@"Sections"]) {
1565         if (![sections containsObject:section]) {
1566             [sections addObject:section];
1567             Changed_ = true;
1568         }
1569     } else {
1570         [record_ setObject:[NSMutableArray arrayWithObject:section] forKey:@"Sections"];
1571         Changed_ = true;
1572     }
1573 }
1574
1575 - (bool) addSection:(NSString *)section {
1576     if (record_ == nil)
1577         return false;
1578
1579     [self performSelectorOnMainThread:@selector(_addSection:) withObject:section waitUntilDone:NO];
1580     return true;
1581 }
1582
1583 - (void) _removeSection:(NSString *)section {
1584     if (record_ == nil)
1585         return;
1586
1587     if (NSMutableArray *sections = [record_ objectForKey:@"Sections"])
1588         if ([sections containsObject:section]) {
1589             [sections removeObject:section];
1590             Changed_ = true;
1591         }
1592 }
1593
1594 - (bool) removeSection:(NSString *)section {
1595     if (record_ == nil)
1596         return false;
1597
1598     [self performSelectorOnMainThread:@selector(_removeSection:) withObject:section waitUntilDone:NO];
1599     return true;
1600 }
1601
1602 - (void) _remove {
1603     [Sources_ removeObjectForKey:[self key]];
1604     Changed_ = true;
1605 }
1606
1607 - (bool) remove {
1608     bool value(record_ != nil);
1609     [self performSelectorOnMainThread:@selector(_remove) withObject:nil waitUntilDone:NO];
1610     return value;
1611 }
1612
1613 - (NSDictionary *) record {
1614     return record_;
1615 }
1616
1617 - (BOOL) trusted {
1618     return trusted_;
1619 }
1620
1621 - (NSString *) rooturi {
1622     return uri_;
1623 }
1624
1625 - (NSString *) distribution {
1626     return distribution_;
1627 }
1628
1629 - (NSString *) type {
1630     return type_;
1631 }
1632
1633 - (NSString *) baseuri {
1634     return base_.empty() ? nil : (id) base_;
1635 }
1636
1637 - (NSString *) iconuri {
1638     if (NSString *base = [self baseuri])
1639         return [base stringByAppendingString:@"CydiaIcon.png"];
1640
1641     return nil;
1642 }
1643
1644 - (NSURL *) iconURL {
1645     if (NSString *uri = [self iconuri])
1646         return [NSURL URLWithString:uri];
1647     return nil;
1648 }
1649
1650 - (NSString *) key {
1651     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1652 }
1653
1654 - (NSString *) host {
1655     return host_;
1656 }
1657
1658 - (NSString *) name {
1659     return origin_.empty() ? (id) authority_ : origin_;
1660 }
1661
1662 - (NSString *) shortDescription {
1663     return description_;
1664 }
1665
1666 - (NSString *) label {
1667     return label_.empty() ? (id) authority_ : label_;
1668 }
1669
1670 - (NSString *) origin {
1671     return origin_;
1672 }
1673
1674 - (NSString *) version {
1675     return version_;
1676 }
1677
1678 - (NSString *) defaultIcon {
1679     return defaultIcon_;
1680 }
1681
1682 @end
1683 /* }}} */
1684 /* CydiaOperation Class {{{ */
1685 @interface CydiaOperation : NSObject {
1686     _H<NSString> operator_;
1687     _H<NSString> value_;
1688 }
1689
1690 - (NSString *) operator;
1691 - (NSString *) value;
1692
1693 @end
1694
1695 @implementation CydiaOperation
1696
1697 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1698     if ((self = [super init]) != nil) {
1699         operator_ = [NSString stringWithUTF8String:_operator];
1700         value_ = [NSString stringWithUTF8String:value];
1701     } return self;
1702 }
1703
1704 + (NSArray *) _attributeKeys {
1705     return [NSArray arrayWithObjects:
1706         @"operator",
1707         @"value",
1708     nil];
1709 }
1710
1711 - (NSArray *) attributeKeys {
1712     return [[self class] _attributeKeys];
1713 }
1714
1715 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1716     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1717 }
1718
1719 - (NSString *) operator {
1720     return operator_;
1721 }
1722
1723 - (NSString *) value {
1724     return value_;
1725 }
1726
1727 @end
1728 /* }}} */
1729 /* CydiaClause Class {{{ */
1730 @interface CydiaClause : NSObject {
1731     _H<NSString> package_;
1732     _H<CydiaOperation> version_;
1733 }
1734
1735 - (NSString *) package;
1736 - (CydiaOperation *) version;
1737
1738 @end
1739
1740 @implementation CydiaClause
1741
1742 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1743     if ((self = [super init]) != nil) {
1744         package_ = [NSString stringWithUTF8String:dep.TargetPkg().Name()];
1745
1746         if (const char *version = dep.TargetVer())
1747             version_ = [[[CydiaOperation alloc] initWithOperator:dep.CompType() value:version] autorelease];
1748         else
1749             version_ = (id) [NSNull null];
1750     } return self;
1751 }
1752
1753 + (NSArray *) _attributeKeys {
1754     return [NSArray arrayWithObjects:
1755         @"package",
1756         @"version",
1757     nil];
1758 }
1759
1760 - (NSArray *) attributeKeys {
1761     return [[self class] _attributeKeys];
1762 }
1763
1764 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1765     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1766 }
1767
1768 - (NSString *) package {
1769     return package_;
1770 }
1771
1772 - (CydiaOperation *) version {
1773     return version_;
1774 }
1775
1776 @end
1777 /* }}} */
1778 /* CydiaRelation Class {{{ */
1779 @interface CydiaRelation : NSObject {
1780     _H<NSString> relationship_;
1781     _H<NSMutableArray> clauses_;
1782 }
1783
1784 - (NSString *) relationship;
1785 - (NSArray *) clauses;
1786
1787 @end
1788
1789 @implementation CydiaRelation
1790
1791 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1792     if ((self = [super init]) != nil) {
1793         relationship_ = [NSString stringWithUTF8String:dep.DepType()];
1794         clauses_ = [NSMutableArray arrayWithCapacity:8];
1795
1796         pkgCache::DepIterator start;
1797         pkgCache::DepIterator end;
1798         dep.GlobOr(start, end); // ++dep
1799
1800         _forever {
1801             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1802
1803             // yes, seriously. (wtf?)
1804             if (start == end)
1805                 break;
1806             ++start;
1807         }
1808     } return self;
1809 }
1810
1811 + (NSArray *) _attributeKeys {
1812     return [NSArray arrayWithObjects:
1813         @"clauses",
1814         @"relationship",
1815     nil];
1816 }
1817
1818 - (NSArray *) attributeKeys {
1819     return [[self class] _attributeKeys];
1820 }
1821
1822 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1823     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1824 }
1825
1826 - (NSString *) relationship {
1827     return relationship_;
1828 }
1829
1830 - (NSArray *) clauses {
1831     return clauses_;
1832 }
1833
1834 - (void) addClause:(CydiaClause *)clause {
1835     [clauses_ addObject:clause];
1836 }
1837
1838 @end
1839 /* }}} */
1840 /* Package Class {{{ */
1841 struct ParsedPackage {
1842     CYString md5sum_;
1843     CYString tagline_;
1844
1845     CYString architecture_;
1846     CYString icon_;
1847
1848     CYString depiction_;
1849     CYString homepage_;
1850     CYString author_;
1851
1852     CYString support_;
1853 };
1854
1855 @interface Package : NSObject {
1856     uint32_t era_ : 25;
1857     uint32_t role_ : 3;
1858     uint32_t essential_ : 1;
1859     uint32_t obsolete_ : 1;
1860     uint32_t ignored_ : 1;
1861     uint32_t pooled_ : 1;
1862
1863     apr_pool_t *pool_;
1864
1865     uint32_t rank_;
1866
1867     _transient Database *database_;
1868
1869     pkgCache::VerIterator version_;
1870     pkgCache::PkgIterator iterator_;
1871     pkgCache::VerFileIterator file_;
1872
1873     CYString id_;
1874     CYString name_;
1875
1876     CYString latest_;
1877     CYString installed_;
1878
1879     const char *section_;
1880     _transient NSString *section$_;
1881
1882     _H<Source> source_;
1883
1884     PackageValue *metadata_;
1885     ParsedPackage *parsed_;
1886
1887     _H<NSMutableArray> tags_;
1888 }
1889
1890 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1891 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1892
1893 - (pkgCache::PkgIterator) iterator;
1894 - (void) parse;
1895
1896 - (NSString *) section;
1897 - (NSString *) simpleSection;
1898
1899 - (NSString *) longSection;
1900 - (NSString *) shortSection;
1901
1902 - (NSString *) uri;
1903
1904 - (MIMEAddress *) maintainer;
1905 - (size_t) size;
1906 - (NSString *) longDescription;
1907 - (NSString *) shortDescription;
1908 - (unichar) index;
1909
1910 - (PackageValue *) metadata;
1911 - (time_t) seen;
1912
1913 - (bool) subscribed;
1914 - (bool) setSubscribed:(bool)subscribed;
1915
1916 - (BOOL) ignored;
1917
1918 - (NSString *) latest;
1919 - (NSString *) installed;
1920 - (BOOL) uninstalled;
1921
1922 - (BOOL) valid;
1923 - (BOOL) upgradableAndEssential:(BOOL)essential;
1924 - (BOOL) essential;
1925 - (BOOL) broken;
1926 - (BOOL) unfiltered;
1927 - (BOOL) visible;
1928
1929 - (BOOL) half;
1930 - (BOOL) halfConfigured;
1931 - (BOOL) halfInstalled;
1932 - (BOOL) hasMode;
1933 - (NSString *) mode;
1934
1935 - (NSString *) id;
1936 - (NSString *) name;
1937 - (UIImage *) icon;
1938 - (NSString *) homepage;
1939 - (NSString *) depiction;
1940 - (MIMEAddress *) author;
1941
1942 - (NSString *) support;
1943
1944 - (NSArray *) files;
1945 - (NSArray *) warnings;
1946 - (NSArray *) applications;
1947
1948 - (Source *) source;
1949
1950 - (uint32_t) rank;
1951 - (BOOL) matches:(NSArray *)query;
1952
1953 - (bool) hasSupportingRole;
1954 - (BOOL) hasTag:(NSString *)tag;
1955 - (NSString *) primaryPurpose;
1956 - (NSArray *) purposes;
1957 - (bool) isCommercial;
1958
1959 - (void) setIndex:(size_t)index;
1960
1961 - (CYString &) cyname;
1962
1963 - (uint32_t) compareBySection:(NSArray *)sections;
1964
1965 - (void) install;
1966 - (void) remove;
1967
1968 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query;
1969 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1970 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1971 - (bool) isVisibleInSection:(NSString *)section;
1972 - (bool) isVisibleInSource:(Source *)source;
1973
1974 @end
1975
1976 uint32_t PackageChangesRadix(Package *self, void *) {
1977     union {
1978         uint32_t key;
1979
1980         struct {
1981             uint32_t timestamp : 30;
1982             uint32_t ignored : 1;
1983             uint32_t upgradable : 1;
1984         } bits;
1985     } value;
1986
1987     bool upgradable([self upgradableAndEssential:YES]);
1988     value.bits.upgradable = upgradable ? 1 : 0;
1989
1990     if (upgradable) {
1991         value.bits.timestamp = 0;
1992         value.bits.ignored = [self ignored] ? 0 : 1;
1993         value.bits.upgradable = 1;
1994     } else {
1995         value.bits.timestamp = [self seen] >> 2;
1996         value.bits.ignored = 0;
1997         value.bits.upgradable = 0;
1998     }
1999
2000     return _not(uint32_t) - value.key;
2001 }
2002
2003 uint32_t PackagePrefixRadix(Package *self, void *context) {
2004     size_t offset(reinterpret_cast<size_t>(context));
2005     CYString &name([self cyname]);
2006
2007     size_t size(name.size());
2008     if (size == 0)
2009         return 0;
2010     char *text(name.data());
2011
2012     size_t zeros;
2013     if (!isdigit(text[0]))
2014         zeros = 0;
2015     else {
2016         size_t digits(1);
2017         while (size != digits && isdigit(text[digits]))
2018             if (++digits == 4)
2019                 break;
2020         zeros = 4 - digits;
2021     }
2022
2023     uint8_t data[4];
2024
2025     if (offset == 0 && zeros != 0) {
2026         memset(data, '0', zeros);
2027         memcpy(data + zeros, text, 4 - zeros);
2028     } else {
2029         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2030         if (size <= offset - zeros)
2031             return 0;
2032
2033         text += offset - zeros;
2034         size -= offset - zeros;
2035
2036         if (size >= 4)
2037             memcpy(data, text, 4);
2038         else {
2039             memcpy(data, text, size);
2040             memset(data + size, 0, 4 - size);
2041         }
2042
2043         for (size_t i(0); i != 4; ++i)
2044             if (isalpha(data[i]))
2045                 data[i] |= 0x20;
2046     }
2047
2048     if (offset == 0)
2049         if (data[0] == '@')
2050             data[0] = 0x7f;
2051         else
2052             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2053
2054     /* XXX: ntohl may be more honest */
2055     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2056 }
2057
2058 CYString &(*PackageName)(Package *self, SEL sel);
2059
2060 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2061     _profile(PackageNameCompare)
2062         CYString &lhi(PackageName(lhs, @selector(cyname)));
2063         CYString &rhi(PackageName(rhs, @selector(cyname)));
2064         CFStringRef lhn(lhi), rhn(rhi);
2065
2066         if (lhn == NULL)
2067             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2068         else if (rhn == NULL)
2069             return NSOrderedDescending;
2070
2071         _profile(PackageNameCompare$NumbersLast)
2072             if (!lhi.empty() && !rhi.empty()) {
2073                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2074                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2075                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2076                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2077                     return lha ? NSOrderedAscending : NSOrderedDescending;
2078             }
2079         _end
2080
2081         CFIndex length = CFStringGetLength(lhn);
2082
2083         _profile(PackageNameCompare$Compare)
2084             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2085         _end
2086     _end
2087 }
2088
2089 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2090     return PackageNameCompare(*lhs, *rhs, context);
2091 }
2092
2093 struct PackageNameOrdering :
2094     std::binary_function<Package *, Package *, bool>
2095 {
2096     _finline bool operator ()(Package *lhs, Package *rhs) const {
2097         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2098     }
2099 };
2100
2101 @implementation Package
2102
2103 - (NSString *) description {
2104     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2105 }
2106
2107 - (void) dealloc {
2108     if (!pooled_)
2109         apr_pool_destroy(pool_);
2110     if (parsed_ != NULL)
2111         delete parsed_;
2112     [super dealloc];
2113 }
2114
2115 + (NSString *) webScriptNameForSelector:(SEL)selector {
2116     if (false);
2117     else if (selector == @selector(clear))
2118         return @"clear";
2119     else if (selector == @selector(getField:))
2120         return @"getField";
2121     else if (selector == @selector(getRecord))
2122         return @"getRecord";
2123     else if (selector == @selector(hasTag:))
2124         return @"hasTag";
2125     else if (selector == @selector(install))
2126         return @"install";
2127     else if (selector == @selector(remove))
2128         return @"remove";
2129     else
2130         return nil;
2131 }
2132
2133 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2134     return [self webScriptNameForSelector:selector] == nil;
2135 }
2136
2137 + (NSArray *) _attributeKeys {
2138     return [NSArray arrayWithObjects:
2139         @"applications",
2140         @"architecture",
2141         @"author",
2142         @"depiction",
2143         @"essential",
2144         @"homepage",
2145         @"icon",
2146         @"id",
2147         @"installed",
2148         @"latest",
2149         @"longDescription",
2150         @"longSection",
2151         @"maintainer",
2152         @"md5sum",
2153         @"mode",
2154         @"name",
2155         @"purposes",
2156         @"relations",
2157         @"section",
2158         @"selection",
2159         @"shortDescription",
2160         @"shortSection",
2161         @"simpleSection",
2162         @"size",
2163         @"source",
2164         @"state",
2165         @"support",
2166         @"tags",
2167         @"warnings",
2168     nil];
2169 }
2170
2171 - (NSArray *) attributeKeys {
2172     return [[self class] _attributeKeys];
2173 }
2174
2175 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2176     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2177 }
2178
2179 - (NSArray *) relations {
2180 @synchronized (database_) {
2181     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2182     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2183         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2184     return relations;
2185 } }
2186
2187 - (NSString *) architecture {
2188     [self parse];
2189 @synchronized (database_) {
2190     return parsed_->architecture_.empty() ? [NSNull null] : (id) parsed_->architecture_;
2191 } }
2192
2193 - (NSString *) getField:(NSString *)name {
2194 @synchronized (database_) {
2195     if ([database_ era] != era_ || file_.end())
2196         return nil;
2197
2198     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2199
2200     const char *start, *end;
2201     if (!parser.Find([name UTF8String], start, end))
2202         return (NSString *) [NSNull null];
2203
2204     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2205 } }
2206
2207 - (NSString *) getRecord {
2208 @synchronized (database_) {
2209     if ([database_ era] != era_ || file_.end())
2210         return nil;
2211
2212     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2213
2214     const char *start, *end;
2215     parser.GetRec(start, end);
2216
2217     return [NSString stringWithString:[(NSString *) CYStringCreate(start, end - start) autorelease]];
2218 } }
2219
2220 - (void) parse {
2221     if (parsed_ != NULL)
2222         return;
2223 @synchronized (database_) {
2224     if ([database_ era] != era_ || file_.end())
2225         return;
2226
2227     ParsedPackage *parsed(new ParsedPackage);
2228     parsed_ = parsed;
2229
2230     _profile(Package$parse)
2231         pkgRecords::Parser *parser;
2232
2233         _profile(Package$parse$Lookup)
2234             parser = &[database_ records]->Lookup(file_);
2235         _end
2236
2237         CYString bugs;
2238         CYString website;
2239
2240         _profile(Package$parse$Find)
2241             struct {
2242                 const char *name_;
2243                 CYString *value_;
2244             } names[] = {
2245                 {"architecture", &parsed->architecture_},
2246                 {"icon", &parsed->icon_},
2247                 {"depiction", &parsed->depiction_},
2248                 {"homepage", &parsed->homepage_},
2249                 {"website", &website},
2250                 {"bugs", &bugs},
2251                 {"support", &parsed->support_},
2252                 {"author", &parsed->author_},
2253                 {"md5sum", &parsed->md5sum_},
2254             };
2255
2256             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2257                 const char *start, *end;
2258
2259                 if (parser->Find(names[i].name_, start, end)) {
2260                     CYString &value(*names[i].value_);
2261                     _profile(Package$parse$Value)
2262                         value.set(pool_, start, end - start);
2263                     _end
2264                 }
2265             }
2266         _end
2267
2268         _profile(Package$parse$Tagline)
2269             const char *start, *end;
2270             if (parser->ShortDesc(start, end)) {
2271                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2272                 if (stop == NULL)
2273                     stop = end;
2274                 while (stop != start && stop[-1] == '\r')
2275                     --stop;
2276                 parsed->tagline_.set(pool_, start, stop - start);
2277             }
2278         _end
2279
2280         _profile(Package$parse$Retain)
2281             if (parsed->homepage_.empty())
2282                 parsed->homepage_ = website;
2283             if (parsed->homepage_ == parsed->depiction_)
2284                 parsed->homepage_.clear();
2285             if (parsed->support_.empty())
2286                 parsed->support_ = bugs;
2287         _end
2288     _end
2289 } }
2290
2291 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2292     if ((self = [super init]) != nil) {
2293     _profile(Package$initWithVersion)
2294         if (pool == NULL)
2295             apr_pool_create(&pool_, NULL);
2296         else {
2297             pool_ = pool;
2298             pooled_ = true;
2299         }
2300
2301         database_ = database;
2302         era_ = [database era];
2303
2304         version_ = version;
2305
2306         pkgCache::PkgIterator iterator(version.ParentPkg());
2307         iterator_ = iterator;
2308
2309         _profile(Package$initWithVersion$Version)
2310             if (!version_.end())
2311                 file_ = version_.FileList();
2312             else {
2313                 pkgCache &cache([database_ cache]);
2314                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2315             }
2316         _end
2317
2318         _profile(Package$initWithVersion$Cache)
2319             name_.set(NULL, iterator.Display());
2320
2321             latest_.set(NULL, StripVersion_(version_.VerStr()));
2322
2323             pkgCache::VerIterator current(iterator.CurrentVer());
2324             if (!current.end())
2325                 installed_.set(NULL, StripVersion_(current.VerStr()));
2326         _end
2327
2328         _profile(Package$initWithVersion$Tags)
2329             pkgCache::TagIterator tag(iterator.TagList());
2330             if (!tag.end()) {
2331                 tags_ = [NSMutableArray arrayWithCapacity:8];
2332
2333                 goto tag; for (; !tag.end(); ++tag) tag: {
2334                     const char *name(tag.Name());
2335                     NSString *string((NSString *) CYStringCreate(name));
2336                     if (string == nil)
2337                         continue;
2338
2339                     [tags_ addObject:[string autorelease]];
2340
2341                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2342                         if (strcmp(name + 6, "enduser") == 0)
2343                             role_ = 1;
2344                         else if (strcmp(name + 6, "hacker") == 0)
2345                             role_ = 2;
2346                         else if (strcmp(name + 6, "developer") == 0)
2347                             role_ = 3;
2348                         else if (strcmp(name + 6, "cydia") == 0)
2349                             role_ = 7;
2350                         else
2351                             role_ = 4;
2352                     }
2353
2354                     if (strncmp(name, "cydia::", 7) == 0) {
2355                         if (strcmp(name + 7, "essential") == 0)
2356                             essential_ = true;
2357                         else if (strcmp(name + 7, "obsolete") == 0)
2358                             obsolete_ = true;
2359                     }
2360                 }
2361             }
2362         _end
2363
2364         _profile(Package$initWithVersion$Metadata)
2365             const char *mixed(iterator.Name());
2366             size_t size(strlen(mixed));
2367             char lower[size + 1];
2368
2369             for (size_t i(0); i != size; ++i)
2370                 lower[i] = mixed[i] | 0x20;
2371             lower[size] = '\0';
2372
2373             PackageValue *metadata(PackageFind(lower, size));
2374             metadata_ = metadata;
2375
2376             id_.set(NULL, metadata->name_, size);
2377
2378             const char *latest(version_.VerStr());
2379             size_t length(strlen(latest));
2380
2381             uint16_t vhash(hashlittle(latest, length));
2382
2383             size_t capped(std::min<size_t>(8, length));
2384             latest = latest + length - capped;
2385
2386             if (metadata->first_ == 0)
2387                 metadata->first_ = now_;
2388
2389             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2390                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2391                 metadata->vhash_ = vhash;
2392                 metadata->last_ = now_;
2393             } else if (metadata->last_ == 0)
2394                 metadata->last_ = metadata->first_;
2395         _end
2396
2397         _profile(Package$initWithVersion$Section)
2398             section_ = version_.Section();
2399         _end
2400
2401         _profile(Package$initWithVersion$Flags)
2402             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2403             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2404         _end
2405     _end } return self;
2406 }
2407
2408 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2409     pkgCache::VerIterator version;
2410
2411     _profile(Package$packageWithIterator$GetCandidateVer)
2412         version = [database policy]->GetCandidateVer(iterator);
2413     _end
2414
2415     if (version.end())
2416         return nil;
2417
2418     Package *package;
2419
2420     _profile(Package$packageWithIterator$Allocate)
2421         package = [Package allocWithZone:zone];
2422     _end
2423
2424     _profile(Package$packageWithIterator$Initialize)
2425         package = [package
2426             initWithVersion:version
2427             withZone:zone
2428             inPool:pool
2429             database:database
2430         ];
2431     _end
2432
2433     _profile(Package$packageWithIterator$Autorelease)
2434         package = [package autorelease];
2435     _end
2436
2437     return package;
2438 }
2439
2440 - (pkgCache::PkgIterator) iterator {
2441     return iterator_;
2442 }
2443
2444 - (NSString *) section {
2445     if (section$_ == nil) {
2446         if (section_ == NULL)
2447             return nil;
2448
2449         _profile(Package$section$mappedSectionForPointer)
2450             section$_ = [database_ mappedSectionForPointer:section_];
2451         _end
2452     } return section$_;
2453 }
2454
2455 - (NSString *) simpleSection {
2456     if (NSString *section = [self section])
2457         return Simplify(section);
2458     else
2459         return nil;
2460 }
2461
2462 - (NSString *) longSection {
2463     return LocalizeSection([self section]);
2464 }
2465
2466 - (NSString *) shortSection {
2467     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2468 }
2469
2470 - (NSString *) uri {
2471     return nil;
2472 #if 0
2473     pkgIndexFile *index;
2474     pkgCache::PkgFileIterator file(file_.File());
2475     if (![database_ list].FindIndex(file, index))
2476         return nil;
2477     return [NSString stringWithUTF8String:iterator_->Path];
2478     //return [NSString stringWithUTF8String:file.Site()];
2479     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2480 #endif
2481 }
2482
2483 - (MIMEAddress *) maintainer {
2484 @synchronized (database_) {
2485     if ([database_ era] != era_ || file_.end())
2486         return nil;
2487
2488     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2489     const std::string &maintainer(parser->Maintainer());
2490     return maintainer.empty() ? nil : [MIMEAddress addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2491 } }
2492
2493 - (NSString *) md5sum {
2494     return parsed_ == NULL ? nil : (id) parsed_->md5sum_;
2495 }
2496
2497 - (size_t) size {
2498 @synchronized (database_) {
2499     if ([database_ era] != era_ || version_.end())
2500         return 0;
2501
2502     return version_->InstalledSize;
2503 } }
2504
2505 - (NSString *) longDescription {
2506 @synchronized (database_) {
2507     if ([database_ era] != era_ || file_.end())
2508         return nil;
2509
2510     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2511     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2512
2513     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2514     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2515     if ([lines count] < 2)
2516         return nil;
2517
2518     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2519     for (size_t i(1), e([lines count]); i != e; ++i) {
2520         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2521         [trimmed addObject:trim];
2522     }
2523
2524     return [trimmed componentsJoinedByString:@"\n"];
2525 } }
2526
2527 - (NSString *) shortDescription {
2528     if (parsed_ != NULL)
2529         return static_cast<NSString *>(parsed_->tagline_);
2530
2531 @synchronized (database_) {
2532     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2533
2534     const char *start, *end;
2535     if (!parser.ShortDesc(start, end))
2536         return nil;
2537
2538     if (end - start > 200)
2539         end = start + 200;
2540
2541     /*
2542     if (const char *stop = reinterpret_cast<const char *>(memchr(start, '\n', end - start)))
2543         end = stop;
2544
2545     while (end != start && end[-1] == '\r')
2546         --end;
2547     */
2548
2549     return [(id) CYStringCreate(start, end - start) autorelease];
2550 } }
2551
2552 - (unichar) index {
2553     _profile(Package$index)
2554         CFStringRef name((CFStringRef) [self name]);
2555         if (CFStringGetLength(name) == 0)
2556             return '#';
2557         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2558         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2559             return '#';
2560         return toupper(character);
2561     _end
2562 }
2563
2564 - (PackageValue *) metadata {
2565     return metadata_;
2566 }
2567
2568 - (time_t) seen {
2569     PackageValue *metadata([self metadata]);
2570     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2571 }
2572
2573 - (bool) subscribed {
2574     return [self metadata]->subscribed_;
2575 }
2576
2577 - (bool) setSubscribed:(bool)subscribed {
2578     PackageValue *metadata([self metadata]);
2579     if (metadata->subscribed_ == subscribed)
2580         return false;
2581     metadata->subscribed_ = subscribed;
2582     return true;
2583 }
2584
2585 - (BOOL) ignored {
2586     return ignored_;
2587 }
2588
2589 - (NSString *) latest {
2590     return latest_;
2591 }
2592
2593 - (NSString *) installed {
2594     return installed_;
2595 }
2596
2597 - (BOOL) uninstalled {
2598     return installed_.empty();
2599 }
2600
2601 - (BOOL) valid {
2602     return !version_.end();
2603 }
2604
2605 - (BOOL) upgradableAndEssential:(BOOL)essential {
2606     _profile(Package$upgradableAndEssential)
2607         pkgCache::VerIterator current(iterator_.CurrentVer());
2608         if (current.end())
2609             return essential && essential_;
2610         else
2611             return !version_.end() && version_ != current;
2612     _end
2613 }
2614
2615 - (BOOL) essential {
2616     return essential_;
2617 }
2618
2619 - (BOOL) broken {
2620     return [database_ cache][iterator_].InstBroken();
2621 }
2622
2623 - (BOOL) unfiltered {
2624     _profile(Package$unfiltered$obsolete)
2625         if (_unlikely(obsolete_))
2626             return false;
2627     _end
2628
2629     _profile(Package$unfiltered$hasSupportingRole)
2630         if (_unlikely(![self hasSupportingRole]))
2631             return false;
2632     _end
2633
2634     return true;
2635 }
2636
2637 - (BOOL) visible {
2638     if (![self unfiltered])
2639         return false;
2640
2641     NSString *section;
2642
2643     _profile(Package$visible$section)
2644         section = [self section];
2645     _end
2646
2647     _profile(Package$visible$isSectionVisible)
2648         if (!isSectionVisible(section))
2649             return false;
2650     _end
2651
2652     return true;
2653 }
2654
2655 - (BOOL) half {
2656     unsigned char current(iterator_->CurrentState);
2657     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2658 }
2659
2660 - (BOOL) halfConfigured {
2661     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2662 }
2663
2664 - (BOOL) halfInstalled {
2665     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2666 }
2667
2668 - (BOOL) hasMode {
2669 @synchronized (database_) {
2670     if ([database_ era] != era_ || iterator_.end())
2671         return nil;
2672
2673     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2674     return state.Mode != pkgDepCache::ModeKeep;
2675 } }
2676
2677 - (NSString *) mode {
2678 @synchronized (database_) {
2679     if ([database_ era] != era_ || iterator_.end())
2680         return nil;
2681
2682     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2683
2684     switch (state.Mode) {
2685         case pkgDepCache::ModeDelete:
2686             if ((state.iFlags & pkgDepCache::Purge) != 0)
2687                 return @"PURGE";
2688             else
2689                 return @"REMOVE";
2690         case pkgDepCache::ModeKeep:
2691             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2692                 return @"REINSTALL";
2693             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2694                 return nil;*/
2695             else
2696                 return nil;
2697         case pkgDepCache::ModeInstall:
2698             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2699                 return @"REINSTALL";
2700             else*/ switch (state.Status) {
2701                 case -1:
2702                     return @"DOWNGRADE";
2703                 case 0:
2704                     return @"INSTALL";
2705                 case 1:
2706                     return @"UPGRADE";
2707                 case 2:
2708                     return @"NEW_INSTALL";
2709                 _nodefault
2710             }
2711         _nodefault
2712     }
2713 } }
2714
2715 - (NSString *) id {
2716     return id_;
2717 }
2718
2719 - (NSString *) name {
2720     return name_.empty() ? id_ : name_;
2721 }
2722
2723 - (UIImage *) icon {
2724     NSString *section = [self simpleSection];
2725
2726     UIImage *icon(nil);
2727     if (parsed_ != NULL)
2728         if (NSString *href = parsed_->icon_)
2729             if ([href hasPrefix:@"file:///"])
2730                 icon = [UIImage imageAtPath:[[href substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2731     if (icon == nil) if (section != nil)
2732         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [section stringByReplacingOccurrencesOfString:@" " withString:@"_"]]];
2733     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2734         if ([dicon hasPrefix:@"file:///"])
2735             icon = [UIImage imageAtPath:[[dicon substringFromIndex:7] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
2736     if (icon == nil)
2737         icon = [UIImage applicationImageNamed:@"unknown.png"];
2738     return icon;
2739 }
2740
2741 - (NSString *) homepage {
2742     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2743 }
2744
2745 - (NSString *) depiction {
2746     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2747 }
2748
2749 - (MIMEAddress *) author {
2750     return parsed_ == NULL || parsed_->author_.empty() ? nil : [MIMEAddress addressWithString:parsed_->author_];
2751 }
2752
2753 - (NSString *) support {
2754     return parsed_ != NULL && !parsed_->support_.empty() ? parsed_->support_ : [[self source] supportForPackage:id_];
2755 }
2756
2757 - (NSArray *) files {
2758     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2759     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2760
2761     std::ifstream fin;
2762     fin.open([path UTF8String]);
2763     if (!fin.is_open())
2764         return nil;
2765
2766     std::string line;
2767     while (std::getline(fin, line))
2768         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2769
2770     return files;
2771 }
2772
2773 - (NSString *) state {
2774 @synchronized (database_) {
2775     if ([database_ era] != era_ || file_.end())
2776         return nil;
2777
2778     switch (iterator_->CurrentState) {
2779         case pkgCache::State::NotInstalled:
2780             return @"NotInstalled";
2781         case pkgCache::State::UnPacked:
2782             return @"UnPacked";
2783         case pkgCache::State::HalfConfigured:
2784             return @"HalfConfigured";
2785         case pkgCache::State::HalfInstalled:
2786             return @"HalfInstalled";
2787         case pkgCache::State::ConfigFiles:
2788             return @"ConfigFiles";
2789         case pkgCache::State::Installed:
2790             return @"Installed";
2791         case pkgCache::State::TriggersAwaited:
2792             return @"TriggersAwaited";
2793         case pkgCache::State::TriggersPending:
2794             return @"TriggersPending";
2795     }
2796
2797     return (NSString *) [NSNull null];
2798 } }
2799
2800 - (NSString *) selection {
2801 @synchronized (database_) {
2802     if ([database_ era] != era_ || file_.end())
2803         return nil;
2804
2805     switch (iterator_->SelectedState) {
2806         case pkgCache::State::Unknown:
2807             return @"Unknown";
2808         case pkgCache::State::Install:
2809             return @"Install";
2810         case pkgCache::State::Hold:
2811             return @"Hold";
2812         case pkgCache::State::DeInstall:
2813             return @"DeInstall";
2814         case pkgCache::State::Purge:
2815             return @"Purge";
2816     }
2817
2818     return (NSString *) [NSNull null];
2819 } }
2820
2821 - (NSArray *) warnings {
2822     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2823     const char *name(iterator_.Name());
2824
2825     size_t length(strlen(name));
2826     if (length < 2) invalid:
2827         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2828     else for (size_t i(0); i != length; ++i)
2829         if (
2830             /* XXX: technically this is not allowed */
2831             (name[i] < 'A' || name[i] > 'Z') &&
2832             (name[i] < 'a' || name[i] > 'z') &&
2833             (name[i] < '0' || name[i] > '9') &&
2834             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2835         ) goto invalid;
2836
2837     if (strcmp(name, "cydia") != 0) {
2838         bool cydia = false;
2839         bool user = false;
2840         bool _private = false;
2841         bool stash = false;
2842
2843         bool repository = [[self section] isEqualToString:@"Repositories"];
2844
2845         if (NSArray *files = [self files])
2846             for (NSString *file in files)
2847                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2848                     cydia = true;
2849                 else if (!user && [file isEqualToString:@"/User"])
2850                     user = true;
2851                 else if (!_private && [file isEqualToString:@"/private"])
2852                     _private = true;
2853                 else if (!stash && [file isEqualToString:@"/var/stash"])
2854                     stash = true;
2855
2856         /* XXX: this is not sensitive enough. only some folders are valid. */
2857         if (cydia && !repository)
2858             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2859         if (user)
2860             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2861         if (_private)
2862             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2863         if (stash)
2864             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2865     }
2866
2867     return [warnings count] == 0 ? nil : warnings;
2868 }
2869
2870 - (NSArray *) applications {
2871     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2872
2873     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2874
2875     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2876     if (NSArray *files = [self files])
2877         for (NSString *file in files)
2878             if (application_r(file)) {
2879                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2880                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2881                 if ([id isEqualToString:me])
2882                     continue;
2883
2884                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2885                 if (display == nil)
2886                     display = application_r[1];
2887
2888                 NSString *bundle([file stringByDeletingLastPathComponent]);
2889                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2890                 // XXX: maybe this should check if this is really a string, not just for length
2891                 if (icon == nil || ![icon respondsToSelector:@selector(length)] || [icon length] == 0)
2892                     icon = @"icon.png";
2893                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2894
2895                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2896                 [applications addObject:application];
2897
2898                 [application addObject:id];
2899                 [application addObject:display];
2900                 [application addObject:url];
2901             }
2902
2903     return [applications count] == 0 ? nil : applications;
2904 }
2905
2906 - (Source *) source {
2907     if (source_ == nil) {
2908         @synchronized (database_) {
2909             if ([database_ era] != era_ || file_.end())
2910                 source_ = (Source *) [NSNull null];
2911             else
2912                 source_ = [database_ getSource:file_.File()] ?: (Source *) [NSNull null];
2913         }
2914     }
2915
2916     return source_ == (Source *) [NSNull null] ? nil : source_;
2917 }
2918
2919 - (uint32_t) rank {
2920     return rank_;
2921 }
2922
2923 - (BOOL) matches:(NSArray *)query {
2924     if (query == nil || [query count] == 0)
2925         return NO;
2926
2927     rank_ = 0;
2928
2929     NSString *string;
2930     NSRange range;
2931     NSUInteger length;
2932
2933     string = [self name];
2934     length = [string length];
2935
2936     for (NSString *term in query) {
2937         range = [string rangeOfString:term options:MatchCompareOptions_];
2938         if (range.location != NSNotFound)
2939             rank_ -= 6 * 1000000 / length;
2940     }
2941
2942     if (rank_ == 0) {
2943         string = [self id];
2944         length = [string length];
2945
2946         for (NSString *term in query) {
2947             range = [string rangeOfString:term options:MatchCompareOptions_];
2948             if (range.location != NSNotFound)
2949                 rank_ -= 6 * 1000000 / length;
2950         }
2951     }
2952
2953     string = [self shortDescription];
2954     length = [string length];
2955     NSUInteger stop(std::min<NSUInteger>(length, 200));
2956
2957     for (NSString *term in query) {
2958         range = [string rangeOfString:term options:MatchCompareOptions_ range:NSMakeRange(0, stop)];
2959         if (range.location != NSNotFound)
2960             rank_ -= 2 * 100000;
2961     }
2962
2963     return rank_ != 0;
2964 }
2965
2966 - (bool) hasSupportingRole {
2967     if (role_ == 0)
2968         return true;
2969     if (role_ == 1)
2970         return true;
2971     if ([Role_ isEqualToString:@"User"])
2972         return false;
2973     if (role_ == 2)
2974         return true;
2975     if ([Role_ isEqualToString:@"Hacker"])
2976         return false;
2977     if (role_ == 3)
2978         return true;
2979     if ([Role_ isEqualToString:@"Developer"])
2980         return false;
2981     _assert(false);
2982 }
2983
2984 - (NSArray *) tags {
2985     return tags_;
2986 }
2987
2988 - (BOOL) hasTag:(NSString *)tag {
2989     return tags_ == nil ? NO : [tags_ containsObject:tag];
2990 }
2991
2992 - (NSString *) primaryPurpose {
2993     for (NSString *tag in (NSArray *) tags_)
2994         if ([tag hasPrefix:@"purpose::"])
2995             return [tag substringFromIndex:9];
2996     return nil;
2997 }
2998
2999 - (NSArray *) purposes {
3000     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3001     for (NSString *tag in (NSArray *) tags_)
3002         if ([tag hasPrefix:@"purpose::"])
3003             [purposes addObject:[tag substringFromIndex:9]];
3004     return [purposes count] == 0 ? nil : purposes;
3005 }
3006
3007 - (bool) isCommercial {
3008     return [self hasTag:@"cydia::commercial"];
3009 }
3010
3011 - (void) setIndex:(size_t)index {
3012     if (metadata_->index_ != index)
3013         metadata_->index_ = index;
3014 }
3015
3016 - (CYString &) cyname {
3017     return name_.empty() ? id_ : name_;
3018 }
3019
3020 - (uint32_t) compareBySection:(NSArray *)sections {
3021     NSString *section([self section]);
3022     for (size_t i(0), e([sections count]); i != e; ++i) {
3023         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3024             return i;
3025     }
3026
3027     return _not(uint32_t);
3028 }
3029
3030 - (void) clear {
3031 @synchronized (database_) {
3032     pkgProblemResolver *resolver = [database_ resolver];
3033     resolver->Clear(iterator_);
3034
3035     pkgCacheFile &cache([database_ cache]);
3036     cache->SetReInstall(iterator_, false);
3037     cache->MarkKeep(iterator_, false);
3038 } }
3039
3040 - (void) install {
3041 @synchronized (database_) {
3042     pkgProblemResolver *resolver = [database_ resolver];
3043     resolver->Clear(iterator_);
3044     resolver->Protect(iterator_);
3045
3046     pkgCacheFile &cache([database_ cache]);
3047     cache->SetReInstall(iterator_, false);
3048     cache->MarkInstall(iterator_, false);
3049
3050     pkgDepCache::StateCache &state((*cache)[iterator_]);
3051     if (!state.Install())
3052         cache->SetReInstall(iterator_, true);
3053 } }
3054
3055 - (void) remove {
3056 @synchronized (database_) {
3057     pkgProblemResolver *resolver = [database_ resolver];
3058     resolver->Clear(iterator_);
3059     resolver->Remove(iterator_);
3060     resolver->Protect(iterator_);
3061
3062     pkgCacheFile &cache([database_ cache]);
3063     cache->SetReInstall(iterator_, false);
3064     cache->MarkDelete(iterator_, true);
3065 } }
3066
3067 - (bool) isUnfilteredAndSearchedForBy:(NSArray *)query {
3068     _profile(Package$isUnfilteredAndSearchedForBy)
3069         bool value(true);
3070
3071         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3072             value &= [self unfiltered];
3073         _end
3074
3075         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3076             value &= [self matches:query];
3077         _end
3078
3079         return value;
3080     _end
3081 }
3082
3083 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3084     if ([search length] == 0)
3085         return false;
3086
3087     _profile(Package$isUnfilteredAndSelectedForBy)
3088         bool value(true);
3089
3090         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3091             value &= [self unfiltered];
3092         _end
3093
3094         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3095             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3096         _end
3097
3098         return value;
3099     _end
3100 }
3101
3102 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3103     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3104 }
3105
3106 - (bool) isVisibleInSection:(NSString *)name {
3107     NSString *section([self section]);
3108
3109     return (
3110         name == nil ||
3111         section == nil && [name length] == 0 ||
3112         [name isEqualToString:section]
3113     ) && [self visible];
3114 }
3115
3116 - (bool) isVisibleInSource:(Source *)source {
3117     return [self source] == source && [self visible];
3118 }
3119
3120 @end
3121 /* }}} */
3122 /* Section Class {{{ */
3123 @interface Section : NSObject {
3124     _H<NSString> name_;
3125     unichar index_;
3126     size_t row_;
3127     size_t count_;
3128     _H<NSString> localized_;
3129 }
3130
3131 - (NSComparisonResult) compareByLocalized:(Section *)section;
3132 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3133 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3134 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3135 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3136 - (NSString *) name;
3137 - (unichar) index;
3138
3139 - (size_t) row;
3140 - (size_t) count;
3141
3142 - (void) addToRow;
3143 - (void) addToCount;
3144
3145 - (void) setCount:(size_t)count;
3146 - (NSString *) localized;
3147
3148 @end
3149
3150 @implementation Section
3151
3152 - (NSComparisonResult) compareByLocalized:(Section *)section {
3153     NSString *lhs(localized_);
3154     NSString *rhs([section localized]);
3155
3156     /*if ([lhs length] != 0 && [rhs length] != 0) {
3157         unichar lhc = [lhs characterAtIndex:0];
3158         unichar rhc = [rhs characterAtIndex:0];
3159
3160         if (isalpha(lhc) && !isalpha(rhc))
3161             return NSOrderedAscending;
3162         else if (!isalpha(lhc) && isalpha(rhc))
3163             return NSOrderedDescending;
3164     }*/
3165
3166     return [lhs compare:rhs options:LaxCompareOptions_];
3167 }
3168
3169 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3170     if ((self = [self initWithName:name localize:NO]) != nil) {
3171         if (localized != nil)
3172             localized_ = localized;
3173     } return self;
3174 }
3175
3176 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3177     return [self initWithName:name row:0 localize:localize];
3178 }
3179
3180 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3181     if ((self = [super init]) != nil) {
3182         name_ = name;
3183         index_ = '\0';
3184         row_ = row;
3185         if (localize)
3186             localized_ = LocalizeSection(name_);
3187     } return self;
3188 }
3189
3190 /* XXX: localize the index thingees */
3191 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3192     if ((self = [super init]) != nil) {
3193         name_ = [NSString stringWithCharacters:&index length:1];
3194         index_ = index;
3195         row_ = row;
3196     } return self;
3197 }
3198
3199 - (NSString *) name {
3200     return name_;
3201 }
3202
3203 - (unichar) index {
3204     return index_;
3205 }
3206
3207 - (size_t) row {
3208     return row_;
3209 }
3210
3211 - (size_t) count {
3212     return count_;
3213 }
3214
3215 - (void) addToRow {
3216     ++row_;
3217 }
3218
3219 - (void) addToCount {
3220     ++count_;
3221 }
3222
3223 - (void) setCount:(size_t)count {
3224     count_ = count;
3225 }
3226
3227 - (NSString *) localized {
3228     return localized_;
3229 }
3230
3231 @end
3232 /* }}} */
3233
3234 class CydiaLogCleaner :
3235     public pkgArchiveCleaner
3236 {
3237   protected:
3238     virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3239         unlink(File);
3240     }
3241 };
3242
3243 /* Database Implementation {{{ */
3244 @implementation Database
3245
3246 + (Database *) sharedInstance {
3247     static _H<Database> instance;
3248     if (instance == nil)
3249         instance = [[[Database alloc] init] autorelease];
3250     return instance;
3251 }
3252
3253 - (unsigned) era {
3254     return era_;
3255 }
3256
3257 - (void) releasePackages {
3258     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3259     CFArrayRemoveAllValues(packages_);
3260 }
3261
3262 - (void) dealloc {
3263     // XXX: actually implement this thing
3264     _assert(false);
3265     [self releasePackages];
3266     apr_pool_destroy(pool_);
3267     NSRecycleZone(zone_);
3268     [super dealloc];
3269 }
3270
3271 - (void) _readCydia:(NSNumber *)fd {
3272     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3273     std::istream is(&ib);
3274     std::string line;
3275
3276     static Pcre finish_r("^finish:([^:]*)$");
3277
3278     while (std::getline(is, line)) {
3279         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3280
3281         const char *data(line.c_str());
3282         size_t size = line.size();
3283         lprintf("C:%s\n", data);
3284
3285         if (finish_r(data, size)) {
3286             NSString *finish = finish_r[1];
3287             int index = [Finishes_ indexOfObject:finish];
3288             if (index != INT_MAX && index > Finish_)
3289                 Finish_ = index;
3290         }
3291
3292         [pool release];
3293     }
3294
3295     _assume(false);
3296 }
3297
3298 - (void) _readStatus:(NSNumber *)fd {
3299     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3300     std::istream is(&ib);
3301     std::string line;
3302
3303     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3304     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3305
3306     while (std::getline(is, line)) {
3307         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3308
3309         const char *data(line.c_str());
3310         size_t size(line.size());
3311         lprintf("S:%s\n", data);
3312
3313         if (conffile_r(data, size)) {
3314             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3315             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3316         } else if (strncmp(data, "status: ", 8) == 0) {
3317             // status: <package>: {unpacked,half-configured,installed}
3318             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3319             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3320         } else if (strncmp(data, "processing: ", 12) == 0) {
3321             // processing: configure: config-test
3322             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3323             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3324         } else if (pmstatus_r(data, size)) {
3325             std::string type([pmstatus_r[1] UTF8String]);
3326
3327             NSString *package = pmstatus_r[2];
3328             if ([package isEqualToString:@"dpkg-exec"])
3329                 package = nil;
3330
3331             float percent([pmstatus_r[3] floatValue]);
3332             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3333
3334             NSString *string = pmstatus_r[4];
3335
3336             if (type == "pmerror") {
3337                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3338                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3339             } else if (type == "pmstatus") {
3340                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3341                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3342             } else if (type == "pmconffile")
3343                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3344             else
3345                 lprintf("E:unknown pmstatus\n");
3346         } else
3347             lprintf("E:unknown status\n");
3348
3349         [pool release];
3350     }
3351
3352     _assume(false);
3353 }
3354
3355 - (void) _readOutput:(NSNumber *)fd {
3356     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3357     std::istream is(&ib);
3358     std::string line;
3359
3360     while (std::getline(is, line)) {
3361         NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
3362
3363         lprintf("O:%s\n", line.c_str());
3364
3365         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3366         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3367
3368         [pool release];
3369     }
3370
3371     _assume(false);
3372 }
3373
3374 - (FILE *) input {
3375     return input_;
3376 }
3377
3378 - (Package *) packageWithName:(NSString *)name {
3379     if (name == nil)
3380         return nil;
3381 @synchronized (self) {
3382     if (static_cast<pkgDepCache *>(cache_) == NULL)
3383         return nil;
3384     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3385     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:NULL database:self];
3386 } }
3387
3388 - (id) init {
3389     if ((self = [super init]) != nil) {
3390         policy_ = NULL;
3391         records_ = NULL;
3392         resolver_ = NULL;
3393         fetcher_ = NULL;
3394         lock_ = NULL;
3395
3396         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3397         apr_pool_create(&pool_, NULL);
3398
3399         size_t capacity(MetaFile_->active_);
3400         if (capacity == 0)
3401             capacity = 16384;
3402         else
3403             capacity += 1024;
3404
3405         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3406         sourceList_ = [NSMutableArray arrayWithCapacity:16];
3407
3408         int fds[2];
3409
3410         _assert(pipe(fds) != -1);
3411         cydiafd_ = fds[1];
3412
3413         _config->Set("APT::Keep-Fds::", cydiafd_);
3414         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3415
3416         [NSThread
3417             detachNewThreadSelector:@selector(_readCydia:)
3418             toTarget:self
3419             withObject:[NSNumber numberWithInt:fds[0]]
3420         ];
3421
3422         _assert(pipe(fds) != -1);
3423         statusfd_ = fds[1];
3424
3425         [NSThread
3426             detachNewThreadSelector:@selector(_readStatus:)
3427             toTarget:self
3428             withObject:[NSNumber numberWithInt:fds[0]]
3429         ];
3430
3431         _assert(pipe(fds) != -1);
3432         _assert(dup2(fds[0], 0) != -1);
3433         _assert(close(fds[0]) != -1);
3434
3435         input_ = fdopen(fds[1], "a");
3436
3437         _assert(pipe(fds) != -1);
3438         _assert(dup2(fds[1], 1) != -1);
3439         _assert(close(fds[1]) != -1);
3440
3441         [NSThread
3442             detachNewThreadSelector:@selector(_readOutput:)
3443             toTarget:self
3444             withObject:[NSNumber numberWithInt:fds[0]]
3445         ];
3446     } return self;
3447 }
3448
3449 - (pkgCacheFile &) cache {
3450     return cache_;
3451 }
3452
3453 - (pkgDepCache::Policy *) policy {
3454     return policy_;
3455 }
3456
3457 - (pkgRecords *) records {
3458     return records_;
3459 }
3460
3461 - (pkgProblemResolver *) resolver {
3462     return resolver_;
3463 }
3464
3465 - (pkgAcquire &) fetcher {
3466     return *fetcher_;
3467 }
3468
3469 - (pkgSourceList &) list {
3470     return *list_;
3471 }
3472
3473 - (NSArray *) packages {
3474     return (NSArray *) packages_;
3475 }
3476
3477 - (NSArray *) sources {
3478     return sourceList_;
3479 }
3480
3481 - (Source *) sourceWithKey:(NSString *)key {
3482     for (Source *source in [self sources]) {
3483         if ([[source key] isEqualToString:key])
3484             return source;
3485     } return nil;
3486 }
3487
3488 - (bool) popErrorWithTitle:(NSString *)title {
3489     bool fatal(false);
3490
3491     while (!_error->empty()) {
3492         std::string error;
3493         bool warning(!_error->PopMessage(error));
3494         if (!warning)
3495             fatal = true;
3496
3497         for (;;) {
3498             size_t size(error.size());
3499             if (size == 0 || error[size - 1] != '\n')
3500                 break;
3501             error.resize(size - 1);
3502         }
3503
3504         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3505
3506         static Pcre no_pubkey("^GPG error:.* NO_PUBKEY .*$");
3507         if (warning && no_pubkey(error.c_str()))
3508             continue;
3509
3510         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3511     }
3512
3513     return fatal;
3514 }
3515
3516 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3517     return [self popErrorWithTitle:title] || !success;
3518 }
3519
3520 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
3521 @synchronized (self) {
3522     ++era_;
3523
3524     [self releasePackages];
3525
3526     sourceMap_.clear();
3527     [sourceList_ removeAllObjects];
3528
3529     _error->Discard();
3530
3531     delete list_;
3532     list_ = NULL;
3533     manager_ = NULL;
3534     delete lock_;
3535     lock_ = NULL;
3536     delete fetcher_;
3537     fetcher_ = NULL;
3538     delete resolver_;
3539     resolver_ = NULL;
3540     delete records_;
3541     records_ = NULL;
3542     delete policy_;
3543     policy_ = NULL;
3544
3545     cache_.Close();
3546
3547     apr_pool_clear(pool_);
3548
3549     NSRecycleZone(zone_);
3550     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3551
3552     int chk(creat("/tmp/cydia.chk", 0644));
3553     if (chk != -1)
3554         close(chk);
3555
3556     if (invocation != nil)
3557         [invocation invoke];
3558
3559     NSString *title(UCLocalize("DATABASE"));
3560
3561     list_ = new pkgSourceList();
3562     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3563         return;
3564
3565     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3566         Source *object([[[Source alloc] initWithMetaIndex:*source forDatabase:self inPool:pool_] autorelease]);
3567         [sourceList_ addObject:object];
3568     }
3569
3570     _trace();
3571     OpProgress progress;
3572   open:
3573     if (!cache_.Open(progress, true)) {
3574         // XXX: what if there are errors, but Open() == true? this should be merged with popError:
3575         while (!_error->empty()) {
3576             std::string error;
3577             bool warning(!_error->PopMessage(error));
3578
3579             lprintf("cache_.Open():[%s]\n", error.c_str());
3580
3581             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3582
3583             SEL repair(NULL);
3584             if (false);
3585             else if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3586                 repair = @selector(configure);
3587             //else if (error == "The package lists or status file could not be parsed or opened.")
3588             //    repair = @selector(update);
3589             // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3590             // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3591             // else if (error == "Malformed Status line")
3592             // else if (error == "The list of sources could not be read.")
3593
3594             if (repair != NULL) {
3595                 _error->Discard();
3596                 [delegate_ repairWithSelector:repair];
3597                 goto open;
3598             }
3599         }
3600
3601         return;
3602     }
3603     _trace();
3604
3605     unlink("/tmp/cydia.chk");
3606
3607     now_ = [[NSDate date] timeIntervalSince1970];
3608
3609     policy_ = new pkgDepCache::Policy();
3610     records_ = new pkgRecords(cache_);
3611     resolver_ = new pkgProblemResolver(cache_);
3612     fetcher_ = new pkgAcquire(&status_);
3613     lock_ = NULL;
3614
3615     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3616         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3617         return;
3618     }
3619
3620     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3621         return;
3622
3623     if (cache_->BrokenCount() != 0) {
3624         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3625             return;
3626
3627         if (cache_->BrokenCount() != 0) {
3628             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3629             return;
3630         }
3631
3632         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3633             return;
3634     }
3635
3636     for (Source *object in (id) sourceList_) {
3637         metaIndex *source([object metaIndex]);
3638         std::vector<pkgIndexFile *> *indices = source->GetIndexFiles();
3639         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3640             // XXX: this could be more intelligent
3641             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3642                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3643                 if (!cached.end())
3644                     sourceMap_[cached->ID] = object;
3645             }
3646     }
3647
3648     {
3649         /*std::vector<Package *> packages;
3650         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3651         packages_ = nil;*/
3652
3653         _trace();
3654
3655         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3656             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3657                 //packages.push_back(package);
3658                 CFArrayAppendValue(packages_, CFRetain(package));
3659
3660         _trace();
3661
3662         /*if (packages.empty())
3663             packages_ = [[NSArray alloc] init];
3664         else
3665             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3666         _trace();*/
3667
3668         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3669         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3670         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3671
3672         /*_trace();
3673         PrintTimes();
3674         _trace();*/
3675
3676         _trace();
3677
3678         /*if (!packages.empty())
3679             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3680         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3681
3682         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3683
3684         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3685
3686         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3687
3688         _trace();
3689
3690         size_t count(CFArrayGetCount(packages_));
3691         MetaFile_->active_ = count;
3692
3693         for (size_t index(0); index != count; ++index)
3694             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3695
3696         _trace();
3697     }
3698 } }
3699
3700 - (void) clear {
3701 @synchronized (self) {
3702     delete resolver_;
3703     resolver_ = new pkgProblemResolver(cache_);
3704
3705     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3706         if (!cache_[iterator].Keep())
3707             cache_->MarkKeep(iterator, false);
3708         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3709             cache_->SetReInstall(iterator, false);
3710 } }
3711
3712 - (void) configure {
3713     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3714     _trace();
3715     system([dpkg UTF8String]);
3716     _trace();
3717 }
3718
3719 - (bool) clean {
3720 @synchronized (self) {
3721     // XXX: I don't remember this condition
3722     if (lock_ != NULL)
3723         return false;
3724
3725     FileFd Lock;
3726     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3727
3728     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3729
3730     if ([self popErrorWithTitle:title])
3731         return false;
3732
3733     pkgAcquire fetcher;
3734     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3735
3736     CydiaLogCleaner cleaner;
3737     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3738         return false;
3739
3740     return true;
3741 } }
3742
3743 - (bool) prepare {
3744     fetcher_->Shutdown();
3745
3746     pkgRecords records(cache_);
3747
3748     lock_ = new FileFd();
3749     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3750
3751     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3752
3753     if ([self popErrorWithTitle:title])
3754         return false;
3755
3756     pkgSourceList list;
3757     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3758         return false;
3759
3760     manager_ = (_system->CreatePM(cache_));
3761     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3762         return false;
3763
3764     return true;
3765 }
3766
3767 - (void) perform {
3768     bool substrate(RestartSubstrate_);
3769     RestartSubstrate_ = false;
3770
3771     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3772
3773     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3774         pkgSourceList list;
3775         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3776             return;
3777         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3778             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3779     }
3780
3781     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3782
3783     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3784         _trace();
3785         [self popErrorWithTitle:title];
3786         return;
3787     }
3788
3789     bool failed = false;
3790     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3791         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3792             continue;
3793         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3794             continue;
3795
3796         std::string uri = (*item)->DescURI();
3797         std::string error = (*item)->ErrorText;
3798
3799         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3800         failed = true;
3801
3802         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError]);
3803         [delegate_ addProgressEventOnMainThread:event forTask:title];
3804     }
3805
3806     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3807
3808     if (failed) {
3809         _trace();
3810         return;
3811     }
3812
3813     if (substrate)
3814         RestartSubstrate_ = true;
3815
3816     _system->UnLock();
3817     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3818     if ([self popErrorWithTitle:title])
3819         return;
3820
3821     if (result == pkgPackageManager::Failed) {
3822         _trace();
3823         return;
3824     }
3825
3826     if (result != pkgPackageManager::Completed) {
3827         _trace();
3828         return;
3829     }
3830
3831     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3832         pkgSourceList list;
3833         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3834             return;
3835         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3836             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3837     }
3838
3839     if (![before isEqualToArray:after])
3840         [self update];
3841 }
3842
3843 - (bool) upgrade {
3844     NSString *title(UCLocalize("UPGRADE"));
3845     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3846         return false;
3847     return true;
3848 }
3849
3850 - (void) update {
3851     [self updateWithStatus:status_];
3852 }
3853
3854 - (void) updateWithStatus:(Status &)status {
3855     NSString *title(UCLocalize("REFRESHING_DATA"));
3856
3857     pkgSourceList list;
3858     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3859         return;
3860
3861     FileFd lock;
3862     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3863     if ([self popErrorWithTitle:title])
3864         return;
3865
3866     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3867
3868     bool success(ListUpdate(status, list, PulseInterval_));
3869     if (status.WasCancelled())
3870         _error->Discard();
3871     else {
3872         [self popErrorWithTitle:title forOperation:success];
3873         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3874         Changed_ = true;
3875     }
3876
3877     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3878 }
3879
3880 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3881     delegate_ = delegate;
3882 }
3883
3884 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3885     progress_ = delegate;
3886     status_.setDelegate(delegate);
3887 }
3888
3889 - (NSObject<ProgressDelegate> *) progressDelegate {
3890     return progress_;
3891 }
3892
3893 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3894     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3895     return i == sourceMap_.end() ? nil : i->second;
3896 }
3897
3898 - (NSString *) mappedSectionForPointer:(const char *)section {
3899     _H<NSString> *mapped;
3900
3901     _profile(Database$mappedSectionForPointer$Cache)
3902         mapped = &sections_[section];
3903     _end
3904
3905     if (*mapped == NULL) {
3906         size_t length(strlen(section));
3907         char spaced[length + 1];
3908
3909         _profile(Database$mappedSectionForPointer$Replace)
3910             for (size_t index(0); index != length; ++index)
3911                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3912             spaced[length] = '\0';
3913         _end
3914
3915         NSString *string;
3916
3917         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3918             string = [NSString stringWithUTF8String:spaced];
3919         _end
3920
3921         _profile(Database$mappedSectionForPointer$Map)
3922             string = [SectionMap_ objectForKey:string] ?: string;
3923         _end
3924
3925         *mapped = string;
3926     } return *mapped;
3927 }
3928
3929 @end
3930 /* }}} */
3931
3932 static _H<NSMutableSet> Diversions_;
3933
3934 @interface Diversion : NSObject {
3935     Pcre pattern_;
3936     _H<NSString> key_;
3937     _H<NSString> format_;
3938 }
3939
3940 @end
3941
3942 @implementation Diversion
3943
3944 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3945     if ((self = [super init]) != nil) {
3946         pattern_ = [from UTF8String];
3947         key_ = from;
3948         format_ = to;
3949     } return self;
3950 }
3951
3952 - (NSString *) divert:(NSString *)url {
3953     return !pattern_(url) ? nil : pattern_->*format_;
3954 }
3955
3956 + (NSURL *) divertURL:(NSURL *)url {
3957   divert:
3958     NSString *href([url absoluteString]);
3959
3960     for (Diversion *diversion in (id) Diversions_)
3961         if (NSString *diverted = [diversion divert:href]) {
3962 #if !ForRelease
3963             NSLog(@"div: %@", diverted);
3964 #endif
3965             url = [NSURL URLWithString:diverted];
3966             goto divert;
3967         }
3968
3969     return url;
3970 }
3971
3972 - (NSString *) key {
3973     return key_;
3974 }
3975
3976 - (NSUInteger) hash {
3977     return [key_ hash];
3978 }
3979
3980 - (BOOL) isEqual:(Diversion *)object {
3981     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3982 }
3983
3984 @end
3985
3986 @interface CydiaObject : NSObject {
3987     _H<CyteWebViewController> indirect_;
3988     _transient id delegate_;
3989 }
3990
3991 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3992
3993 @end
3994
3995 @class CydiaObject;
3996
3997 @interface CydiaWebViewController : CyteWebViewController {
3998     _H<CydiaObject> cydia_;
3999 }
4000
4001 + (void) addDiversion:(Diversion *)diversion;
4002 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request;
4003 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia;
4004 - (void) setDelegate:(id)delegate;
4005
4006 @end
4007
4008 /* Web Scripting {{{ */
4009 @implementation CydiaObject
4010
4011 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4012     if ((self = [super init]) != nil) {
4013         indirect_ = (CyteWebViewController *) indirect;
4014     } return self;
4015 }
4016
4017 - (void) setDelegate:(id)delegate {
4018     delegate_ = delegate;
4019 }
4020
4021 + (NSArray *) _attributeKeys {
4022     return [NSArray arrayWithObjects:
4023         @"bbsnum",
4024         @"build",
4025         @"coreFoundationVersionNumber",
4026         @"device",
4027         @"ecid",
4028         @"firmware",
4029         @"hostname",
4030         @"idiom",
4031         @"mcc",
4032         @"mnc",
4033         @"model",
4034         @"operator",
4035         @"role",
4036         @"serial",
4037         @"token",
4038         @"version",
4039     nil];
4040 }
4041
4042 - (NSArray *) attributeKeys {
4043     return [[self class] _attributeKeys];
4044 }
4045
4046 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4047     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4048 }
4049
4050 - (NSString *) version {
4051     return Cydia_;
4052 }
4053
4054 - (NSString *) build {
4055     return System_;
4056 }
4057
4058 - (NSString *) coreFoundationVersionNumber {
4059     return [NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber];
4060 }
4061
4062 - (NSString *) device {
4063     return UniqueIdentifier();
4064 }
4065
4066 - (NSString *) firmware {
4067     return [[UIDevice currentDevice] systemVersion];
4068 }
4069
4070 - (NSString *) hostname {
4071     return [[UIDevice currentDevice] name];
4072 }
4073
4074 - (NSString *) idiom {
4075     return (id) Idiom_ ?: [NSNull null];
4076 }
4077
4078 - (NSString *) mcc {
4079     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode")))
4080         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault) autorelease];
4081     return nil;
4082 }
4083
4084 - (NSString *) mnc {
4085     if (CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberNetworkCode")))
4086         return [(NSString *) (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault) autorelease];
4087     return nil;
4088 }
4089
4090 - (NSString *) operator {
4091     if (CFStringRef (*$CTRegistrationCopyOperatorName)(CFAllocatorRef) = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTRegistrationCopyOperatorName")))
4092         return [(NSString *) (*$CTRegistrationCopyOperatorName)(kCFAllocatorDefault) autorelease];
4093     return nil;
4094 }
4095
4096 - (NSString *) bbsnum {
4097     return (id) BBSNum_ ?: [NSNull null];
4098 }
4099
4100 - (NSString *) ecid {
4101     return (id) ChipID_ ?: [NSNull null];
4102 }
4103
4104 - (NSString *) serial {
4105     return SerialNumber_;
4106 }
4107
4108 - (NSString *) role {
4109     return (id) Role_ ?: [NSNull null];
4110 }
4111
4112 - (NSString *) model {
4113     return [NSString stringWithUTF8String:Machine_];
4114 }
4115
4116 - (NSString *) token {
4117     return (id) Token_ ?: [NSNull null];
4118 }
4119
4120 + (NSString *) webScriptNameForSelector:(SEL)selector {
4121     if (false);
4122     else if (selector == @selector(addBridgedHost:))
4123         return @"addBridgedHost";
4124     else if (selector == @selector(addInsecureHost:))
4125         return @"addInsecureHost";
4126     else if (selector == @selector(addInternalRedirect::))
4127         return @"addInternalRedirect";
4128     else if (selector == @selector(addPipelinedHost:scheme:))
4129         return @"addPipelinedHost";
4130     else if (selector == @selector(addSource:::))
4131         return @"addSource";
4132     else if (selector == @selector(addTokenHost:))
4133         return @"addTokenHost";
4134     else if (selector == @selector(addTrivialSource:))
4135         return @"addTrivialSource";
4136     else if (selector == @selector(close))
4137         return @"close";
4138     else if (selector == @selector(du:))
4139         return @"du";
4140     else if (selector == @selector(stringWithFormat:arguments:))
4141         return @"format";
4142     else if (selector == @selector(getAllSources))
4143         return @"getAllSources";
4144     else if (selector == @selector(getApplicationInfo:value:))
4145         return @"getApplicationInfoValue";
4146     else if (selector == @selector(getKernelNumber:))
4147         return @"getKernelNumber";
4148     else if (selector == @selector(getKernelString:))
4149         return @"getKernelString";
4150     else if (selector == @selector(getInstalledPackages))
4151         return @"getInstalledPackages";
4152     else if (selector == @selector(getIORegistryEntry::))
4153         return @"getIORegistryEntry";
4154     else if (selector == @selector(getLocaleIdentifier))
4155         return @"getLocaleIdentifier";
4156     else if (selector == @selector(getPreferredLanguages))
4157         return @"getPreferredLanguages";
4158     else if (selector == @selector(getPackageById:))
4159         return @"getPackageById";
4160     else if (selector == @selector(getMetadataKeys))
4161         return @"getMetadataKeys";
4162     else if (selector == @selector(getMetadataValue:))
4163         return @"getMetadataValue";
4164     else if (selector == @selector(getSessionValue:))
4165         return @"getSessionValue";
4166     else if (selector == @selector(installPackages:))
4167         return @"installPackages";
4168     else if (selector == @selector(isReachable:))
4169         return @"isReachable";
4170     else if (selector == @selector(localizedStringForKey:value:table:))
4171         return @"localize";
4172     else if (selector == @selector(popViewController:))
4173         return @"popViewController";
4174     else if (selector == @selector(refreshSources))
4175         return @"refreshSources";
4176     else if (selector == @selector(registerFrame:))
4177         return @"registerFrame";
4178     else if (selector == @selector(removeButton))
4179         return @"removeButton";
4180     else if (selector == @selector(saveConfig))
4181         return @"saveConfig";
4182     else if (selector == @selector(setMetadataValue::))
4183         return @"setMetadataValue";
4184     else if (selector == @selector(setSessionValue::))
4185         return @"setSessionValue";
4186     else if (selector == @selector(setShowPromoted:))
4187         return @"setShowPromoted";
4188     else if (selector == @selector(substitutePackageNames:))
4189         return @"substitutePackageNames";
4190     else if (selector == @selector(scrollToBottom:))
4191         return @"scrollToBottom";
4192     else if (selector == @selector(setAllowsNavigationAction:))
4193         return @"setAllowsNavigationAction";
4194     else if (selector == @selector(setBadgeValue:))
4195         return @"setBadgeValue";
4196     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4197         return @"setButtonImage";
4198     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4199         return @"setButtonTitle";
4200     else if (selector == @selector(setHidesBackButton:))
4201         return @"setHidesBackButton";
4202     else if (selector == @selector(setHidesNavigationBar:))
4203         return @"setHidesNavigationBar";
4204     else if (selector == @selector(setNavigationBarStyle:))
4205         return @"setNavigationBarStyle";
4206     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4207         return @"setNavigationBarTintColor";
4208     else if (selector == @selector(setPasteboardString:))
4209         return @"setPasteboardString";
4210     else if (selector == @selector(setPasteboardURL:))
4211         return @"setPasteboardURL";
4212     else if (selector == @selector(setScrollAlwaysBounceVertical:))
4213         return @"setScrollAlwaysBounceVertical";
4214     else if (selector == @selector(setScrollIndicatorStyle:))
4215         return @"setScrollIndicatorStyle";
4216     else if (selector == @selector(setToken:))
4217         return @"setToken";
4218     else if (selector == @selector(setViewportWidth:))
4219         return @"setViewportWidth";
4220     else if (selector == @selector(statfs:))
4221         return @"statfs";
4222     else if (selector == @selector(supports:))
4223         return @"supports";
4224     else if (selector == @selector(unload))
4225         return @"unload";
4226     else
4227         return nil;
4228 }
4229
4230 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4231     return [self webScriptNameForSelector:selector] == nil;
4232 }
4233
4234 - (BOOL) supports:(NSString *)feature {
4235     return [feature isEqualToString:@"window.open"];
4236 }
4237
4238 - (void) unload {
4239     [delegate_ performSelectorOnMainThread:@selector(unloadData) withObject:nil waitUntilDone:NO];
4240 }
4241
4242 - (void) setScrollAlwaysBounceVertical:(NSNumber *)value {
4243     [indirect_ performSelectorOnMainThread:@selector(setScrollAlwaysBounceVerticalNumber:) withObject:value waitUntilDone:NO];
4244 }
4245
4246 - (void) setScrollIndicatorStyle:(NSString *)style {
4247     [indirect_ performSelectorOnMainThread:@selector(setScrollIndicatorStyleWithName:) withObject:style waitUntilDone:NO];
4248 }
4249
4250 - (void) addInternalRedirect:(NSString *)from :(NSString *)to {
4251     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4252 }
4253
4254 - (NSDictionary *) getApplicationInfo:(NSString *)display value:(NSString *)key {
4255     char path[1024];
4256     if (SBBundlePathForDisplayIdentifier(SBSSpringBoardServerPort(), [display UTF8String], path) != 0)
4257         return (id) [NSNull null];
4258     NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:[[NSString stringWithUTF8String:path] stringByAppendingString:@"/Info.plist"]]);
4259     if (info == nil)
4260         return (id) [NSNull null];
4261     return [info objectForKey:key];
4262 }
4263
4264 - (NSNumber *) getKernelNumber:(NSString *)name {
4265     const char *string([name UTF8String]);
4266
4267     size_t size;
4268     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4269         return (id) [NSNull null];
4270
4271     if (size != sizeof(int))
4272         return (id) [NSNull null];
4273
4274     int value;
4275     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4276         return (id) [NSNull null];
4277
4278     return [NSNumber numberWithInt:value];
4279 }
4280
4281 - (NSString *) getKernelString:(NSString *)name {
4282     const char *string([name UTF8String]);
4283
4284     size_t size;
4285     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4286         return (id) [NSNull null];
4287
4288     char value[size + 1];
4289     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4290         return (id) [NSNull null];
4291
4292     // XXX: just in case you request something ludicrous
4293     value[size] = '\0';
4294
4295     return [NSString stringWithCString:value];
4296 }
4297
4298 - (NSObject *) getIORegistryEntry:(NSString *)path :(NSString *)entry {
4299     NSObject *value(CYIOGetValue([path UTF8String], entry));
4300
4301     if (value != nil)
4302         if ([value isKindOfClass:[NSData class]])
4303             value = CYHex((NSData *) value);
4304
4305     return value;
4306 }
4307
4308 - (NSArray *) getMetadataKeys {
4309 @synchronized (Values_) {
4310     return [Values_ allKeys];
4311 } }
4312
4313 - (void) registerFrame:(DOMHTMLIFrameElement *)iframe {
4314     WebFrame *frame([iframe contentFrame]);
4315     [indirect_ registerFrame:frame];
4316 }
4317
4318 - (void) _setShowPromoted:(NSNumber *)value {
4319     [Metadata_ setObject:value forKey:@"ShowPromoted"];
4320     Changed_ = true;
4321 }
4322
4323 - (void) setShowPromoted:(NSNumber *)value {
4324     [self performSelectorOnMainThread:@selector(_setShowPromoted:) withObject:value waitUntilDone:NO];
4325 }
4326
4327 - (id) getMetadataValue:(NSString *)key {
4328 @synchronized (Values_) {
4329     return [Values_ objectForKey:key];
4330 } }
4331
4332 - (void) setMetadataValue:(NSString *)key :(NSString *)value {
4333 @synchronized (Values_) {
4334     if (value == nil || value == (id) [WebUndefined undefined] || value == (id) [NSNull null])
4335         [Values_ removeObjectForKey:key];
4336     else
4337         [Values_ setObject:value forKey:key];
4338
4339     [delegate_ performSelectorOnMainThread:@selector(updateValues) withObject:nil waitUntilDone:YES];
4340 } }
4341
4342 - (id) getSessionValue:(NSString *)key {
4343 @synchronized (SessionData_) {
4344     return [SessionData_ objectForKey:key];
4345 } }
4346
4347 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4348 @synchronized (SessionData_) {
4349     if (value == (id) [WebUndefined undefined])
4350         [SessionData_ removeObjectForKey:key];
4351     else
4352         [SessionData_ setObject:value forKey:key];
4353 } }
4354
4355 - (void) addBridgedHost:(NSString *)host {
4356 @synchronized (HostConfig_) {
4357     [BridgedHosts_ addObject:host];
4358 } }
4359
4360 - (void) addInsecureHost:(NSString *)host {
4361 @synchronized (HostConfig_) {
4362     [InsecureHosts_ addObject:host];
4363 } }
4364
4365 - (void) addTokenHost:(NSString *)host {
4366 @synchronized (HostConfig_) {
4367     [TokenHosts_ addObject:host];
4368 } }
4369
4370 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4371 @synchronized (HostConfig_) {
4372     if (scheme != (id) [WebUndefined undefined])
4373         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4374
4375     [PipelinedHosts_ addObject:host];
4376 } }
4377
4378 - (void) popViewController:(NSNumber *)value {
4379     if (value == (id) [WebUndefined undefined])
4380         value = [NSNumber numberWithBool:YES];
4381     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4382 }
4383
4384 - (void) addSource:(NSString *)href :(NSString *)distribution :(WebScriptObject *)sections {
4385     NSMutableArray *array([NSMutableArray arrayWithCapacity:[sections count]]);
4386
4387     for (NSString *section in sections)
4388         [array addObject:section];
4389
4390     [delegate_ performSelectorOnMainThread:@selector(addSource:) withObject:[NSMutableDictionary dictionaryWithObjectsAndKeys:
4391         @"deb", @"Type",
4392         href, @"URI",
4393         distribution, @"Distribution",
4394         array, @"Sections",
4395     nil] waitUntilDone:NO];
4396 }
4397
4398 - (void) addTrivialSource:(NSString *)href {
4399     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4400 }
4401
4402 - (void) refreshSources {
4403     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4404 }
4405
4406 - (void) saveConfig {
4407     [delegate_ performSelectorOnMainThread:@selector(_saveConfig) withObject:nil waitUntilDone:NO];
4408 }
4409
4410 - (NSArray *) getAllSources {
4411     return [[Database sharedInstance] sources];
4412 }
4413
4414 - (NSArray *) getInstalledPackages {
4415     Database *database([Database sharedInstance]);
4416 @synchronized (database) {
4417     NSArray *packages([database packages]);
4418     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4419     for (Package *package in packages)
4420         if (![package uninstalled])
4421             [installed addObject:package];
4422     return installed;
4423 } }
4424
4425 - (Package *) getPackageById:(NSString *)id {
4426     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4427         [package parse];
4428         return package;
4429     } else
4430         return (Package *) [NSNull null];
4431 }
4432
4433 - (NSString *) getLocaleIdentifier {
4434     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4435 }
4436
4437 - (NSArray *) getPreferredLanguages {
4438     return Languages_;
4439 }
4440
4441 - (NSArray *) statfs:(NSString *)path {
4442     struct statfs stat;
4443
4444     if (path == nil || statfs([path UTF8String], &stat) == -1)
4445         return nil;
4446
4447     return [NSArray arrayWithObjects:
4448         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4449         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4450         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4451     nil];
4452 }
4453
4454 - (NSNumber *) du:(NSString *)path {
4455     NSNumber *value(nil);
4456
4457     int fds[2];
4458     _assert(pipe(fds) != -1);
4459
4460     pid_t pid(ExecFork());
4461     if (pid == 0) {
4462         _assert(dup2(fds[1], 1) != -1);
4463         _assert(close(fds[0]) != -1);
4464         _assert(close(fds[1]) != -1);
4465         /* XXX: this should probably not use du */
4466         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4467         exit(1);
4468         _assert(false);
4469     }
4470
4471     _assert(close(fds[1]) != -1);
4472
4473     if (FILE *du = fdopen(fds[0], "r")) {
4474         char line[1024];
4475         while (fgets(line, sizeof(line), du) != NULL) {
4476             size_t length(strlen(line));
4477             while (length != 0 && line[length - 1] == '\n')
4478                 line[--length] = '\0';
4479             if (char *tab = strchr(line, '\t')) {
4480                 *tab = '\0';
4481                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4482             }
4483         }
4484
4485         fclose(du);
4486     } else _assert(close(fds[0]));
4487
4488     ReapZombie(pid);
4489
4490     return value;
4491 }
4492
4493 - (void) close {
4494     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4495 }
4496
4497 - (NSNumber *) isReachable:(NSString *)name {
4498     return [NSNumber numberWithBool:IsReachable([name UTF8String])];
4499 }
4500
4501 - (void) installPackages:(NSArray *)packages {
4502     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4503 }
4504
4505 - (NSString *) substitutePackageNames:(NSString *)message {
4506     NSMutableArray *words([[[message componentsSeparatedByString:@" "] mutableCopy] autorelease]);
4507     for (size_t i(0), e([words count]); i != e; ++i) {
4508         NSString *word([words objectAtIndex:i]);
4509         if (Package *package = [[Database sharedInstance] packageWithName:word])
4510             [words replaceObjectAtIndex:i withObject:[package name]];
4511     }
4512
4513     return [words componentsJoinedByString:@" "];
4514 }
4515
4516 - (void) removeButton {
4517     [indirect_ removeButton];
4518 }
4519
4520 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4521     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4522 }
4523
4524 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4525     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4526 }
4527
4528 - (void) setBadgeValue:(id)value {
4529     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4530 }
4531
4532 - (void) setAllowsNavigationAction:(NSString *)value {
4533     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4534 }
4535
4536 - (void) setHidesBackButton:(NSString *)value {
4537     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4538 }
4539
4540 - (void) setHidesNavigationBar:(NSString *)value {
4541     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4542 }
4543
4544 - (void) setNavigationBarStyle:(NSString *)value {
4545     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4546 }
4547
4548 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4549     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4550     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4551     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4552 }
4553
4554 - (void) setPasteboardString:(NSString *)value {
4555     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4556 }
4557
4558 - (void) setPasteboardURL:(NSString *)value {
4559     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4560 }
4561
4562 - (void) _setToken:(NSString *)token {
4563     Token_ = token;
4564
4565     if (token == nil)
4566         [Metadata_ removeObjectForKey:@"Token"];
4567     else
4568         [Metadata_ setObject:Token_ forKey:@"Token"];
4569
4570     Changed_ = true;
4571 }
4572
4573 - (void) setToken:(NSString *)token {
4574     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4575 }
4576
4577 - (void) scrollToBottom:(NSNumber *)animated {
4578     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4579 }
4580
4581 - (void) setViewportWidth:(float)width {
4582     [indirect_ setViewportWidthOnMainThread:width];
4583 }
4584
4585 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4586     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4587     unsigned count([arguments count]);
4588     id values[count];
4589     for (unsigned i(0); i != count; ++i)
4590         values[i] = [arguments objectAtIndex:i];
4591     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4592 }
4593
4594 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4595     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4596         value = nil;
4597     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4598         table = nil;
4599     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4600 }
4601
4602 @end
4603 /* }}} */
4604
4605 @interface NSURL (CydiaSecure)
4606 @end
4607
4608 @implementation NSURL (CydiaSecure)
4609
4610 - (bool) isCydiaSecure {
4611     if ([[[self scheme] lowercaseString] isEqualToString:@"https"])
4612         return true;
4613
4614     @synchronized (HostConfig_) {
4615         if ([InsecureHosts_ containsObject:[self host]])
4616             return true;
4617     }
4618
4619     return false;
4620 }
4621
4622 @end
4623
4624 /* Cydia Browser Controller {{{ */
4625 @implementation CydiaWebViewController
4626
4627 - (NSURL *) navigationURL {
4628     return request_ == nil ? nil : [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4629 }
4630
4631 + (void) _initialize {
4632     [super _initialize];
4633
4634     Diversions_ = [NSMutableSet setWithCapacity:0];
4635 }
4636
4637 + (void) addDiversion:(Diversion *)diversion {
4638     [Diversions_ addObject:diversion];
4639 }
4640
4641 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4642     [super webView:view didClearWindowObject:window forFrame:frame];
4643     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
4644 }
4645
4646 + (void) didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame withCydia:(CydiaObject *)cydia {
4647     WebDataSource *source([frame dataSource]);
4648     NSURLResponse *response([source response]);
4649     NSURL *url([response URL]);
4650     NSString *scheme([[url scheme] lowercaseString]);
4651
4652     bool bridged(false);
4653
4654     @synchronized (HostConfig_) {
4655         if ([scheme isEqualToString:@"file"])
4656             bridged = true;
4657         else if ([scheme isEqualToString:@"https"])
4658             if ([BridgedHosts_ containsObject:[url host]])
4659                 bridged = true;
4660     }
4661
4662     if (bridged)
4663         [window setValue:cydia forKey:@"cydia"];
4664 }
4665
4666 - (void) _setupMail:(MFMailComposeViewController *)controller {
4667     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/cydia.log"] mimeType:@"text/plain" fileName:@"cydia.log"];
4668
4669     system("/usr/bin/dpkg -l >/tmp/dpkgl.log");
4670     [controller addAttachmentData:[NSData dataWithContentsOfFile:@"/tmp/dpkgl.log"] mimeType:@"text/plain" fileName:@"dpkgl.log"];
4671 }
4672
4673 - (NSURL *) URLWithURL:(NSURL *)url {
4674     return [Diversion divertURL:url];
4675 }
4676
4677 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4678     return [CydiaWebViewController requestWithHeaders:[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source]];
4679 }
4680
4681 + (NSURLRequest *) requestWithHeaders:(NSURLRequest *)request {
4682     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
4683
4684     NSURL *url([copy URL]);
4685     NSString *href([url absoluteString]);
4686     NSString *host([url host]);
4687
4688     if ([href hasPrefix:@"https://cydia.saurik.com/TSS/"]) {
4689         if (NSString *agent = [copy valueForHTTPHeaderField:@"X-User-Agent"]) {
4690             [copy setValue:agent forHTTPHeaderField:@"User-Agent"];
4691             [copy setValue:nil forHTTPHeaderField:@"X-User-Agent"];
4692         }
4693
4694         [copy setValue:nil forHTTPHeaderField:@"Referer"];
4695         [copy setValue:nil forHTTPHeaderField:@"Origin"];
4696
4697         [copy setURL:[NSURL URLWithString:[@"http://gs.apple.com/TSS/" stringByAppendingString:[href substringFromIndex:29]]]];
4698         return copy;
4699     }
4700
4701     if ([copy valueForHTTPHeaderField:@"X-Cydia-Cf"] == nil)
4702         [copy setValue:[NSString stringWithFormat:@"%.2f", kCFCoreFoundationVersionNumber] forHTTPHeaderField:@"X-Cydia-Cf"];
4703     if (Machine_ != NULL && [copy valueForHTTPHeaderField:@"X-Machine"] == nil)
4704         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4705
4706     bool bridged;
4707     bool token;
4708
4709     @synchronized (HostConfig_) {
4710         bridged = [BridgedHosts_ containsObject:host];
4711         token = [TokenHosts_ containsObject:host];
4712     }
4713
4714     if ([url isCydiaSecure]) {
4715         if (bridged) {
4716             if (UniqueID_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Id"] == nil)
4717                 [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
4718         } else if (token) {
4719             if (Token_ != nil && [copy valueForHTTPHeaderField:@"X-Cydia-Token"] == nil)
4720                 [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4721         }
4722     }
4723
4724     return copy;
4725 }
4726
4727 - (void) setDelegate:(id)delegate {
4728     [super setDelegate:delegate];
4729     [cydia_ setDelegate:delegate];
4730 }
4731
4732 - (NSString *) applicationNameForUserAgent {
4733     return UserAgent_;
4734 }
4735
4736 - (id) init {
4737     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4738         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
4739     } return self;
4740 }
4741
4742 @end
4743
4744 @interface AppCacheController : CydiaWebViewController {
4745 }
4746
4747 @end
4748
4749 @implementation AppCacheController
4750
4751 - (void) didReceiveMemoryWarning {
4752     // XXX: this doesn't work
4753 }
4754
4755 - (bool) retainsNetworkActivityIndicator {
4756     return false;
4757 }
4758
4759 @end
4760 /* }}} */
4761
4762 // CydiaScript {{{
4763 @interface NSObject (CydiaScript)
4764 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4765 @end
4766
4767 @implementation NSObject (CydiaScript)
4768
4769 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4770     return self;
4771 }
4772
4773 @end
4774
4775 @implementation NSArray (CydiaScript)
4776
4777 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4778     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4779     for (size_t i(0), e([self count]); i != e; ++i)
4780         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4781     return object;
4782 }
4783
4784 @end
4785
4786 @implementation NSDictionary (CydiaScript)
4787
4788 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4789     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4790     for (id i in self)
4791         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4792     return object;
4793 }
4794
4795 @end
4796 // }}}
4797
4798 /* Confirmation Controller {{{ */
4799 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4800     if (!iterator.end())
4801         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4802             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4803                 continue;
4804             pkgCache::PkgIterator package(dep.TargetPkg());
4805             if (package.end())
4806                 continue;
4807             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4808                 return true;
4809         }
4810
4811     return false;
4812 }
4813
4814 @protocol ConfirmationControllerDelegate
4815 - (void) cancelAndClear:(bool)clear;
4816 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4817 - (void) queue;
4818 @end
4819
4820 @interface ConfirmationController : CydiaWebViewController {
4821     _transient Database *database_;
4822
4823     _H<UIAlertView> essential_;
4824
4825     _H<NSDictionary> changes_;
4826     _H<NSMutableArray> issues_;
4827     _H<NSDictionary> sizes_;
4828
4829     BOOL substrate_;
4830 }
4831
4832 - (id) initWithDatabase:(Database *)database;
4833
4834 @end
4835
4836 @implementation ConfirmationController
4837
4838 - (void) complete {
4839     if (substrate_)
4840         RestartSubstrate_ = true;
4841     [delegate_ confirmWithNavigationController:[self navigationController]];
4842 }
4843
4844 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4845     NSString *context([alert context]);
4846
4847     if ([context isEqualToString:@"remove"]) {
4848         if (button == [alert cancelButtonIndex])
4849             [self dismissModalViewControllerAnimated:YES];
4850         else if (button == [alert firstOtherButtonIndex]) {
4851             [self performSelector:@selector(complete) withObject:nil afterDelay:0];
4852         }
4853
4854         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4855     } else if ([context isEqualToString:@"unable"]) {
4856         [self dismissModalViewControllerAnimated:YES];
4857         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4858     } else {
4859         [super alertView:alert clickedButtonAtIndex:button];
4860     }
4861 }
4862
4863 - (void) _doContinue {
4864     [delegate_ cancelAndClear:NO];
4865     [self dismissModalViewControllerAnimated:YES];
4866 }
4867
4868 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4869     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4870     return nil;
4871 }
4872
4873 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4874     [super webView:view didClearWindowObject:window forFrame:frame];
4875
4876     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4877         (id) changes_, @"changes",
4878         (id) issues_, @"issues",
4879         (id) sizes_, @"sizes",
4880         self, @"queue",
4881     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4882 }
4883
4884 - (id) initWithDatabase:(Database *)database {
4885     if ((self = [super init]) != nil) {
4886         database_ = database;
4887
4888         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4889         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4890         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4891         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4892         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4893
4894         bool remove(false);
4895
4896         pkgCacheFile &cache([database_ cache]);
4897         NSArray *packages([database_ packages]);
4898         pkgDepCache::Policy *policy([database_ policy]);
4899
4900         issues_ = [NSMutableArray arrayWithCapacity:4];
4901
4902         for (Package *package in packages) {
4903             pkgCache::PkgIterator iterator([package iterator]);
4904             NSString *name([package id]);
4905
4906             if ([package broken]) {
4907                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4908
4909                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4910                     name, @"package",
4911                     reasons, @"reasons",
4912                 nil]];
4913
4914                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4915                 if (ver.end())
4916                     continue;
4917
4918                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4919                     pkgCache::DepIterator start;
4920                     pkgCache::DepIterator end;
4921                     dep.GlobOr(start, end); // ++dep
4922
4923                     if (!cache->IsImportantDep(end))
4924                         continue;
4925                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4926                         continue;
4927
4928                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4929
4930                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4931                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4932                         clauses, @"clauses",
4933                     nil]];
4934
4935                     _forever {
4936                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4937
4938                         pkgCache::PkgIterator target(start.TargetPkg());
4939                         if (target->ProvidesList != 0)
4940                             reason = @"missing";
4941                         else {
4942                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4943                             if (!ver.end()) {
4944                                 reason = @"installed";
4945                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4946                             } else if (!cache[target].CandidateVerIter(cache).end())
4947                                 reason = @"uninstalled";
4948                             else if (target->ProvidesList == 0)
4949                                 reason = @"uninstallable";
4950                             else
4951                                 reason = @"virtual";
4952                         }
4953
4954                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4955                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4956                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4957                         nil]);
4958
4959                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4960                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4961                             version, @"version",
4962                             reason, @"reason",
4963                             installed, @"installed",
4964                         nil]];
4965
4966                         // yes, seriously. (wtf?)
4967                         if (start == end)
4968                             break;
4969                         ++start;
4970                     }
4971                 }
4972             }
4973
4974             pkgDepCache::StateCache &state(cache[iterator]);
4975
4976             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4977
4978             if (state.NewInstall())
4979                 [installs addObject:name];
4980             // XXX: else if (state.Install())
4981             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4982                 [reinstalls addObject:name];
4983             // XXX: move before previous if
4984             else if (state.Upgrade())
4985                 [upgrades addObject:name];
4986             else if (state.Downgrade())
4987                 [downgrades addObject:name];
4988             else if (!state.Delete())
4989                 // XXX: _assert(state.Keep());
4990                 continue;
4991             else if (special_r(name))
4992                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4993                     [NSNull null], @"package",
4994                     [NSArray arrayWithObjects:
4995                         [NSDictionary dictionaryWithObjectsAndKeys:
4996                             @"Conflicts", @"relationship",
4997                             [NSArray arrayWithObjects:
4998                                 [NSDictionary dictionaryWithObjectsAndKeys:
4999                                     name, @"package",
5000                                     [NSNull null], @"version",
5001                                     @"installed", @"reason",
5002                                 nil],
5003                             nil], @"clauses",
5004                         nil],
5005                     nil], @"reasons",
5006                 nil]];
5007             else {
5008                 if ([package essential])
5009                     remove = true;
5010                 [removes addObject:name];
5011             }
5012
5013             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5014             substrate_ |= DepSubstrate(iterator.CurrentVer());
5015         }
5016
5017         if (!remove)
5018             essential_ = nil;
5019         else if (Advanced_) {
5020             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5021
5022             essential_ = [[[UIAlertView alloc]
5023                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5024                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5025                 delegate:self
5026                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5027                 otherButtonTitles:
5028                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5029                 nil
5030             ] autorelease];
5031
5032             [essential_ setContext:@"remove"];
5033             [essential_ setNumberOfRows:2];
5034         } else {
5035             essential_ = [[[UIAlertView alloc]
5036                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5037                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5038                 delegate:self
5039                 cancelButtonTitle:UCLocalize("OKAY")
5040                 otherButtonTitles:nil
5041             ] autorelease];
5042
5043             [essential_ setContext:@"unable"];
5044         }
5045
5046         changes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5047             installs, @"installs",
5048             reinstalls, @"reinstalls",
5049             upgrades, @"upgrades",
5050             downgrades, @"downgrades",
5051             removes, @"removes",
5052         nil];
5053
5054         sizes_ = [NSDictionary dictionaryWithObjectsAndKeys:
5055             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5056             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5057         nil];
5058
5059         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5060     } return self;
5061 }
5062
5063 - (UIBarButtonItem *) leftButton {
5064     return [[[UIBarButtonItem alloc]
5065         initWithTitle:UCLocalize("CANCEL")
5066         style:UIBarButtonItemStylePlain
5067         target:self
5068         action:@selector(cancelButtonClicked)
5069     ] autorelease];
5070 }
5071
5072 #if !AlwaysReload
5073 - (void) applyRightButton {
5074     if ([issues_ count] == 0 && ![self isLoading])
5075         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5076             initWithTitle:UCLocalize("CONFIRM")
5077             style:UIBarButtonItemStyleDone
5078             target:self
5079             action:@selector(confirmButtonClicked)
5080         ] autorelease]];
5081     else
5082         [[self navigationItem] setRightBarButtonItem:nil];
5083 }
5084 #endif
5085
5086 - (void) cancelButtonClicked {
5087     [delegate_ cancelAndClear:YES];
5088     [self dismissModalViewControllerAnimated:YES];
5089 }
5090
5091 #if !AlwaysReload
5092 - (void) confirmButtonClicked {
5093     if (essential_ != nil)
5094         [essential_ show];
5095     else
5096         [self complete];
5097 }
5098 #endif
5099
5100 @end
5101 /* }}} */
5102
5103 /* Progress Data {{{ */
5104 @interface CydiaProgressData : NSObject {
5105     _transient id delegate_;
5106
5107     bool running_;
5108     float percent_;
5109
5110     float current_;
5111     float total_;
5112     float speed_;
5113
5114     _H<NSMutableArray> events_;
5115     _H<NSString> title_;
5116
5117     _H<NSString> status_;
5118     _H<NSString> finish_;
5119 }
5120
5121 @end
5122
5123 @implementation CydiaProgressData
5124
5125 + (NSArray *) _attributeKeys {
5126     return [NSArray arrayWithObjects:
5127         @"current",
5128         @"events",
5129         @"finish",
5130         @"percent",
5131         @"running",
5132         @"speed",
5133         @"title",
5134         @"total",
5135     nil];
5136 }
5137
5138 - (NSArray *) attributeKeys {
5139     return [[self class] _attributeKeys];
5140 }
5141
5142 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5143     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5144 }
5145
5146 - (id) init {
5147     if ((self = [super init]) != nil) {
5148         events_ = [NSMutableArray arrayWithCapacity:32];
5149     } return self;
5150 }
5151
5152 - (id) delegate {
5153     return delegate_;
5154 }
5155
5156 - (void) setDelegate:(id)delegate {
5157     delegate_ = delegate;
5158 }
5159
5160 - (void) setPercent:(float)value {
5161     percent_ = value;
5162 }
5163
5164 - (NSNumber *) percent {
5165     return [NSNumber numberWithFloat:percent_];
5166 }
5167
5168 - (void) setCurrent:(float)value {
5169     current_ = value;
5170 }
5171
5172 - (NSNumber *) current {
5173     return [NSNumber numberWithFloat:current_];
5174 }
5175
5176 - (void) setTotal:(float)value {
5177     total_ = value;
5178 }
5179
5180 - (NSNumber *) total {
5181     return [NSNumber numberWithFloat:total_];
5182 }
5183
5184 - (void) setSpeed:(float)value {
5185     speed_ = value;
5186 }
5187
5188 - (NSNumber *) speed {
5189     return [NSNumber numberWithFloat:speed_];
5190 }
5191
5192 - (NSArray *) events {
5193     return events_;
5194 }
5195
5196 - (void) removeAllEvents {
5197     [events_ removeAllObjects];
5198 }
5199
5200 - (void) addEvent:(CydiaProgressEvent *)event {
5201     [events_ addObject:event];
5202 }
5203
5204 - (void) setTitle:(NSString *)text {
5205     title_ = text;
5206 }
5207
5208 - (NSString *) title {
5209     return title_;
5210 }
5211
5212 - (void) setFinish:(NSString *)text {
5213     finish_ = text;
5214 }
5215
5216 - (NSString *) finish {
5217     return (id) finish_ ?: [NSNull null];
5218 }
5219
5220 - (void) setRunning:(bool)running {
5221     running_ = running;
5222 }
5223
5224 - (NSNumber *) running {
5225     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5226 }
5227
5228 @end
5229 /* }}} */
5230 /* Progress Controller {{{ */
5231 @interface ProgressController : CydiaWebViewController <
5232     ProgressDelegate
5233 > {
5234     _transient Database *database_;
5235     _H<CydiaProgressData, 1> progress_;
5236     unsigned cancel_;
5237 }
5238
5239 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5240
5241 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5242
5243 - (void) setTitle:(NSString *)title;
5244 - (void) setCancellable:(bool)cancellable;
5245
5246 @end
5247
5248 @implementation ProgressController
5249
5250 - (void) dealloc {
5251     [database_ setProgressDelegate:nil];
5252     [super dealloc];
5253 }
5254
5255 - (UIBarButtonItem *) leftButton {
5256     return cancel_ == 1 ? [[[UIBarButtonItem alloc]
5257         initWithTitle:UCLocalize("CANCEL")
5258         style:UIBarButtonItemStylePlain
5259         target:self
5260         action:@selector(cancel)
5261     ] autorelease] : nil;
5262 }
5263
5264 - (void) updateCancel {
5265     [super applyLeftButton];
5266 }
5267
5268 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5269     if ((self = [super init]) != nil) {
5270         database_ = database;
5271         delegate_ = delegate;
5272
5273         [database_ setProgressDelegate:self];
5274
5275         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5276         [progress_ setDelegate:self];
5277
5278         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5279
5280         [scroller_ setBackgroundColor:[UIColor blackColor]];
5281
5282         [[self navigationItem] setHidesBackButton:YES];
5283
5284         [self updateCancel];
5285     } return self;
5286 }
5287
5288 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5289     [super webView:view didClearWindowObject:window forFrame:frame];
5290     [window setValue:progress_ forKey:@"cydiaProgress"];
5291 }
5292
5293 - (void) updateProgress {
5294     [self dispatchEvent:@"CydiaProgressUpdate"];
5295 }
5296
5297 - (void) viewWillAppear:(BOOL)animated {
5298     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5299     [super viewWillAppear:animated];
5300 }
5301
5302 - (void) reloadSpringBoard {
5303     if (kCFCoreFoundationVersionNumber > 700) { // XXX: iOS 6.x
5304         system("/bin/launchctl stop com.apple.backboardd");
5305         sleep(15);
5306         system("/usr/bin/killall backboardd SpringBoard sbreload");
5307         return;
5308     }
5309
5310     pid_t pid(ExecFork());
5311     if (pid == 0) {
5312         if (setsid() == -1)
5313             perror("setsid");
5314
5315         pid_t pid(ExecFork());
5316         if (pid == 0) {
5317             execl("/usr/bin/sbreload", "sbreload", NULL);
5318             perror("sbreload");
5319             exit(0);
5320         }
5321
5322         exit(0);
5323     }
5324
5325     ReapZombie(pid);
5326
5327     sleep(15);
5328     system("/usr/bin/killall backboardd SpringBoard sbreload");
5329 }
5330
5331 - (void) close {
5332     UpdateExternalStatus(0);
5333
5334     if (Finish_ > 1)
5335         [delegate_ saveState];
5336
5337     switch (Finish_) {
5338         case 0:
5339             [delegate_ returnToCydia];
5340         break;
5341
5342         case 1:
5343             [delegate_ terminateWithSuccess];
5344             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5345                 [delegate_ suspendWithAnimation:YES];
5346             else
5347                 [delegate_ suspend];*/
5348         break;
5349
5350         case 2:
5351             _trace();
5352             goto reload;
5353
5354         case 3:
5355             _trace();
5356             goto reload;
5357
5358         reload: {
5359             UIProgressHUD *hud([delegate_ addProgressHUD]);
5360             [hud setText:UCLocalize("LOADING")];
5361             [self performSelector:@selector(reloadSpringBoard) withObject:nil afterDelay:0.5];
5362             return;
5363         }
5364
5365         case 4:
5366             _trace();
5367             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5368                 SBReboot(SBSSpringBoardServerPort());
5369             else
5370                 reboot2(RB_AUTOBOOT);
5371         break;
5372     }
5373
5374     [super close];
5375 }
5376
5377 - (void) setTitle:(NSString *)title {
5378     [progress_ setTitle:title];
5379     [self updateProgress];
5380 }
5381
5382 - (UIBarButtonItem *) rightButton {
5383     return [[progress_ running] boolValue] ? [super rightButton] : [[[UIBarButtonItem alloc]
5384         initWithTitle:UCLocalize("CLOSE")
5385         style:UIBarButtonItemStylePlain
5386         target:self
5387         action:@selector(close)
5388     ] autorelease];
5389 }
5390
5391 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5392     UpdateExternalStatus(1);
5393
5394     [progress_ setRunning:true];
5395     [self setTitle:title];
5396     // implicit updateProgress
5397
5398     SHA1SumValue notifyconf; {
5399         FileFd file;
5400         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5401             _error->Discard();
5402         else {
5403             MMap mmap(file, MMap::ReadOnly);
5404             SHA1Summation sha1;
5405             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5406             notifyconf = sha1.Result();
5407         }
5408     }
5409
5410     SHA1SumValue springlist; {
5411         FileFd file;
5412         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5413             _error->Discard();
5414         else {
5415             MMap mmap(file, MMap::ReadOnly);
5416             SHA1Summation sha1;
5417             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5418             springlist = sha1.Result();
5419         }
5420     }
5421
5422     if (invocation != nil) {
5423         [invocation yieldToSelector:@selector(invoke)];
5424         [self setTitle:@"COMPLETE"];
5425     }
5426
5427     if (Finish_ < 4) {
5428         FileFd file;
5429         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5430             _error->Discard();
5431         else {
5432             MMap mmap(file, MMap::ReadOnly);
5433             SHA1Summation sha1;
5434             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5435             if (!(notifyconf == sha1.Result()))
5436                 Finish_ = 4;
5437         }
5438     }
5439
5440     if (Finish_ < 3) {
5441         FileFd file;
5442         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5443             _error->Discard();
5444         else {
5445             MMap mmap(file, MMap::ReadOnly);
5446             SHA1Summation sha1;
5447             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5448             if (!(springlist == sha1.Result()))
5449                 Finish_ = 3;
5450         }
5451     }
5452
5453     if (Finish_ < 2) {
5454         if (RestartSubstrate_)
5455             Finish_ = 2;
5456     }
5457
5458     RestartSubstrate_ = false;
5459
5460     switch (Finish_) {
5461         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5462         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5463         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5464         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5465         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5466     }
5467
5468     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5469
5470     [progress_ setRunning:false];
5471     [self updateProgress];
5472
5473     [self applyRightButton];
5474 }
5475
5476 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5477     [progress_ addEvent:event];
5478     [self updateProgress];
5479 }
5480
5481 - (bool) isProgressCancelled {
5482     return cancel_ == 2;
5483 }
5484
5485 - (void) cancel {
5486     cancel_ = 2;
5487     [self updateCancel];
5488 }
5489
5490 - (void) setCancellable:(bool)cancellable {
5491     unsigned cancel(cancel_);
5492
5493     if (!cancellable)
5494         cancel_ = 0;
5495     else if (cancel_ == 0)
5496         cancel_ = 1;
5497
5498     if (cancel != cancel_)
5499         [self updateCancel];
5500 }
5501
5502 - (void) setProgressCancellable:(NSNumber *)cancellable {
5503     [self setCancellable:[cancellable boolValue]];
5504 }
5505
5506 - (void) setProgressPercent:(NSNumber *)percent {
5507     [progress_ setPercent:[percent floatValue]];
5508     [self updateProgress];
5509 }
5510
5511 - (void) setProgressStatus:(NSDictionary *)status {
5512     if (status == nil) {
5513         [progress_ setCurrent:0];
5514         [progress_ setTotal:0];
5515         [progress_ setSpeed:0];
5516     } else {
5517         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5518
5519         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5520         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5521         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5522     }
5523
5524     [self updateProgress];
5525 }
5526
5527 @end
5528 /* }}} */
5529
5530 /* Package Cell {{{ */
5531 @interface PackageCell : CyteTableViewCell <
5532     CyteTableViewCellDelegate
5533 > {
5534     _H<UIImage> icon_;
5535     _H<NSString> name_;
5536     _H<NSString> description_;
5537     bool commercial_;
5538     _H<NSString> source_;
5539     _H<UIImage> badge_;
5540     _H<UIImage> placard_;
5541     bool summarized_;
5542 }
5543
5544 - (PackageCell *) init;
5545 - (void) setPackage:(Package *)package asSummary:(bool)summary;
5546
5547 - (void) drawContentRect:(CGRect)rect;
5548
5549 @end
5550
5551 @implementation PackageCell
5552
5553 - (PackageCell *) init {
5554     CGRect frame(CGRectMake(0, 0, 320, 74));
5555     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5556         UIView *content([self contentView]);
5557         CGRect bounds([content bounds]);
5558
5559         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5560         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5561         [content addSubview:content_];
5562
5563         [content_ setDelegate:self];
5564         [content_ setOpaque:YES];
5565     } return self;
5566 }
5567
5568 - (NSString *) accessibilityLabel {
5569     return name_;
5570 }
5571
5572 - (void) setPackage:(Package *)package asSummary:(bool)summary {
5573     summarized_ = summary;
5574
5575     icon_ = nil;
5576     name_ = nil;
5577     description_ = nil;
5578     source_ = nil;
5579     badge_ = nil;
5580     placard_ = nil;
5581
5582     if (package == nil)
5583         [content_ setBackgroundColor:[UIColor whiteColor]];
5584     else {
5585         [package parse];
5586
5587         Source *source = [package source];
5588
5589         icon_ = [package icon];
5590
5591         if (NSString *name = [package name])
5592             name_ = [NSString stringWithString:name];
5593
5594         if (NSString *description = [package shortDescription])
5595             description_ = [NSString stringWithString:description];
5596
5597         commercial_ = [package isCommercial];
5598
5599         NSString *label = nil;
5600         bool trusted = false;
5601
5602         if (source != nil) {
5603             label = [source label];
5604             trusted = [source trusted];
5605         } else if ([[package id] isEqualToString:@"firmware"])
5606             label = UCLocalize("APPLE");
5607         else
5608             label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5609
5610         NSString *from(label);
5611
5612         NSString *section = [package simpleSection];
5613         if (section != nil && ![section isEqualToString:label]) {
5614             section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5615             from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5616         }
5617
5618         source_ = [NSString stringWithFormat:UCLocalize("FROM"), from];
5619
5620         if (NSString *purpose = [package primaryPurpose])
5621             badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]];
5622
5623         UIColor *color;
5624         NSString *placard;
5625
5626         if (NSString *mode = [package mode]) {
5627             if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5628                 color = RemovingColor_;
5629                 placard = @"removing";
5630             } else {
5631                 color = InstallingColor_;
5632                 placard = @"installing";
5633             }
5634         } else {
5635             color = [UIColor whiteColor];
5636
5637             if ([package installed] != nil)
5638                 placard = @"installed";
5639             else
5640                 placard = nil;
5641         }
5642
5643         [content_ setBackgroundColor:color];
5644
5645         if (placard != nil)
5646             placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]];
5647     }
5648
5649     [self setNeedsDisplay];
5650     [content_ setNeedsDisplay];
5651 }
5652
5653 - (void) drawSummaryContentRect:(CGRect)rect {
5654     bool highlighted(highlighted_);
5655     float width([self bounds].size.width);
5656
5657     if (icon_ != nil) {
5658         CGRect rect;
5659         rect.size = [(UIImage *) icon_ size];
5660
5661         while (rect.size.width > 16 || rect.size.height > 16) {
5662             rect.size.width /= 2;
5663             rect.size.height /= 2;
5664         }
5665
5666         rect.origin.x = 19 - rect.size.width / 2;
5667         rect.origin.y = 19 - rect.size.height / 2;
5668
5669         [icon_ drawInRect:rect];
5670     }
5671
5672     if (badge_ != nil) {
5673         CGRect rect;
5674         rect.size = [(UIImage *) badge_ size];
5675
5676         rect.size.width /= 4;
5677         rect.size.height /= 4;
5678
5679         rect.origin.x = 25 - rect.size.width / 2;
5680         rect.origin.y = 25 - rect.size.height / 2;
5681
5682         [badge_ drawInRect:rect];
5683     }
5684
5685     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5686         UISetColor(White_);
5687
5688     if (!highlighted)
5689         UISetColor(commercial_ ? Purple_ : Black_);
5690     [name_ drawAtPoint:CGPointMake(36, 8) forWidth:(width - (placard_ == nil ? 68 : 94)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5691
5692     if (placard_ != nil)
5693         [placard_ drawAtPoint:CGPointMake(width - 52, 11)];
5694 }
5695
5696 - (void) drawNormalContentRect:(CGRect)rect {
5697     bool highlighted(highlighted_);
5698     float width([self bounds].size.width);
5699
5700     if (icon_ != nil) {
5701         CGRect rect;
5702         rect.size = [(UIImage *) icon_ size];
5703
5704         while (rect.size.width > 32 || rect.size.height > 32) {
5705             rect.size.width /= 2;
5706             rect.size.height /= 2;
5707         }
5708
5709         rect.origin.x = 25 - rect.size.width / 2;
5710         rect.origin.y = 25 - rect.size.height / 2;
5711
5712         [icon_ drawInRect:rect];
5713     }
5714
5715     if (badge_ != nil) {
5716         CGRect rect;
5717         rect.size = [(UIImage *) badge_ size];
5718
5719         rect.size.width /= 2;
5720         rect.size.height /= 2;
5721
5722         rect.origin.x = 36 - rect.size.width / 2;
5723         rect.origin.y = 36 - rect.size.height / 2;
5724
5725         [badge_ drawInRect:rect];
5726     }
5727
5728     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5729         UISetColor(White_);
5730
5731     if (!highlighted)
5732         UISetColor(commercial_ ? Purple_ : Black_);
5733     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5734     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5735
5736     if (!highlighted)
5737         UISetColor(commercial_ ? Purplish_ : Gray_);
5738     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5739
5740     if (placard_ != nil)
5741         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5742 }
5743
5744 - (void) drawContentRect:(CGRect)rect {
5745     if (summarized_)
5746         [self drawSummaryContentRect:rect];
5747     else
5748         [self drawNormalContentRect:rect];
5749 }
5750
5751 @end
5752 /* }}} */
5753 /* Section Cell {{{ */
5754 @interface SectionCell : CyteTableViewCell <
5755     CyteTableViewCellDelegate
5756 > {
5757     _H<NSString> basic_;
5758     _H<NSString> section_;
5759     _H<NSString> name_;
5760     _H<NSString> count_;
5761     _H<UIImage> icon_;
5762     _H<UISwitch> switch_;
5763     BOOL editing_;
5764 }
5765
5766 - (void) setSection:(Section *)section editing:(BOOL)editing;
5767
5768 @end
5769
5770 @implementation SectionCell
5771
5772 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5773     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5774         icon_ = [UIImage applicationImageNamed:@"folder.png"];
5775         // XXX: this initial frame is wrong, but is fixed later
5776         switch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)] autorelease];
5777         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5778
5779         UIView *content([self contentView]);
5780         CGRect bounds([content bounds]);
5781
5782         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
5783         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5784         [content addSubview:content_];
5785         [content_ setBackgroundColor:[UIColor whiteColor]];
5786
5787         [content_ setDelegate:self];
5788     } return self;
5789 }
5790
5791 - (void) onSwitch:(id)sender {
5792     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5793     if (metadata == nil) {
5794         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5795         [Sections_ setObject:metadata forKey:basic_];
5796     }
5797
5798     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5799     Changed_ = true;
5800 }
5801
5802 - (void) setSection:(Section *)section editing:(BOOL)editing {
5803     if (editing != editing_) {
5804         if (editing_)
5805             [switch_ removeFromSuperview];
5806         else
5807             [self addSubview:switch_];
5808         editing_ = editing;
5809     }
5810
5811     basic_ = nil;
5812     section_ = nil;
5813     name_ = nil;
5814     count_ = nil;
5815
5816     if (section == nil) {
5817         name_ = UCLocalize("ALL_PACKAGES");
5818         count_ = nil;
5819     } else {
5820         basic_ = [section name];
5821         section_ = [section localized];
5822
5823         name_  = section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : (NSString *) section_;
5824         count_ = [NSString stringWithFormat:@"%d", [section count]];
5825
5826         if (editing_)
5827             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5828     }
5829
5830     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5831     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5832
5833     [content_ setNeedsDisplay];
5834 }
5835
5836 - (void) setFrame:(CGRect)frame {
5837     [super setFrame:frame];
5838
5839     CGRect rect([switch_ frame]);
5840     [switch_ setFrame:CGRectMake(frame.size.width - rect.size.width - 9, 9, rect.size.width, rect.size.height)];
5841 }
5842
5843 - (NSString *) accessibilityLabel {
5844     return name_;
5845 }
5846
5847 - (void) drawContentRect:(CGRect)rect {
5848     bool highlighted(highlighted_ && !editing_);
5849
5850     [icon_ drawInRect:CGRectMake(7, 7, 32, 32)];
5851
5852     if (highlighted && kCFCoreFoundationVersionNumber < 800)
5853         UISetColor(White_);
5854
5855     float width(rect.size.width);
5856     if (editing_)
5857         width -= 9 + [switch_ frame].size.width;
5858
5859     if (!highlighted)
5860         UISetColor(Black_);
5861     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5862
5863     CGSize size = [count_ sizeWithFont:Font14_];
5864
5865     UISetColor(Folder_);
5866     if (count_ != nil)
5867         [count_ drawAtPoint:CGPointMake(10 + (30 - size.width) / 2, 18) withFont:Font12Bold_];
5868 }
5869
5870 @end
5871 /* }}} */
5872
5873 /* File Table {{{ */
5874 @interface FileTable : CyteViewController <
5875     UITableViewDataSource,
5876     UITableViewDelegate
5877 > {
5878     _transient Database *database_;
5879     _H<Package> package_;
5880     _H<NSString> name_;
5881     _H<NSMutableArray> files_;
5882     _H<UITableView, 2> list_;
5883 }
5884
5885 - (id) initWithDatabase:(Database *)database;
5886 - (void) setPackage:(Package *)package;
5887
5888 @end
5889
5890 @implementation FileTable
5891
5892 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5893     return files_ == nil ? 0 : [files_ count];
5894 }
5895
5896 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5897     return 24.0f;
5898 }*/
5899
5900 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5901     static NSString *reuseIdentifier = @"Cell";
5902
5903     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5904     if (cell == nil) {
5905         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5906         [cell setFont:[UIFont systemFontOfSize:16]];
5907     }
5908     [cell setText:[files_ objectAtIndex:indexPath.row]];
5909     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5910
5911     return cell;
5912 }
5913
5914 - (NSURL *) navigationURL {
5915     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5916 }
5917
5918 - (void) loadView {
5919     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
5920     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5921     [list_ setRowHeight:24.0f];
5922     [(UITableView *) list_ setDataSource:self];
5923     [list_ setDelegate:self];
5924     [self setView:list_];
5925 }
5926
5927 - (void) viewDidLoad {
5928     [super viewDidLoad];
5929
5930     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5931 }
5932
5933 - (void) releaseSubviews {
5934     list_ = nil;
5935
5936     package_ = nil;
5937     files_ = nil;
5938
5939     [super releaseSubviews];
5940 }
5941
5942 - (id) initWithDatabase:(Database *)database {
5943     if ((self = [super init]) != nil) {
5944         database_ = database;
5945     } return self;
5946 }
5947
5948 - (void) setPackage:(Package *)package {
5949     package_ = nil;
5950     name_ = nil;
5951
5952     files_ = [NSMutableArray arrayWithCapacity:32];
5953
5954     if (package != nil) {
5955         package_ = package;
5956         name_ = [package id];
5957
5958         if (NSArray *files = [package files])
5959             [files_ addObjectsFromArray:files];
5960
5961         if ([files_ count] != 0) {
5962             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5963                 [files_ removeObjectAtIndex:0];
5964             [files_ sortUsingSelector:@selector(compareByPath:)];
5965
5966             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5967             [stack addObject:@"/"];
5968
5969             for (int i(0), e([files_ count]); i != e; ++i) {
5970                 NSString *file = [files_ objectAtIndex:i];
5971                 while (![file hasPrefix:[stack lastObject]])
5972                     [stack removeLastObject];
5973                 NSString *directory = [stack lastObject];
5974                 [stack addObject:[file stringByAppendingString:@"/"]];
5975                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5976                     ([stack count] - 2) * 3, "",
5977                     [file substringFromIndex:[directory length]]
5978                 ]];
5979             }
5980         }
5981     }
5982
5983     [list_ reloadData];
5984 }
5985
5986 - (void) reloadData {
5987     [super reloadData];
5988
5989     [self setPackage:[database_ packageWithName:name_]];
5990 }
5991
5992 @end
5993 /* }}} */
5994 /* Package Controller {{{ */
5995 @interface CYPackageController : CydiaWebViewController <
5996     UIActionSheetDelegate
5997 > {
5998     _transient Database *database_;
5999     _H<Package> package_;
6000     _H<NSString> name_;
6001     bool commercial_;
6002     _H<NSMutableArray> buttons_;
6003     _H<UIBarButtonItem> button_;
6004 }
6005
6006 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer;
6007
6008 @end
6009
6010 @implementation CYPackageController
6011
6012 - (NSURL *) navigationURL {
6013     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6014 }
6015
6016 /* XXX: this is not safe at all... localization of /fail/ */
6017 - (void) _clickButtonWithName:(NSString *)name {
6018     if ([name isEqualToString:UCLocalize("CLEAR")])
6019         [delegate_ clearPackage:package_];
6020     else if ([name isEqualToString:UCLocalize("INSTALL")])
6021         [delegate_ installPackage:package_];
6022     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6023         [delegate_ installPackage:package_];
6024     else if ([name isEqualToString:UCLocalize("REMOVE")])
6025         [delegate_ removePackage:package_];
6026     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6027         [delegate_ installPackage:package_];
6028     else _assert(false);
6029 }
6030
6031 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6032     NSString *context([sheet context]);
6033
6034     if ([context isEqualToString:@"modify"]) {
6035         if (button != [sheet cancelButtonIndex]) {
6036             NSString *buttonName = [buttons_ objectAtIndex:button];
6037             [self _clickButtonWithName:buttonName];
6038         }
6039
6040         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6041     }
6042 }
6043
6044 - (bool) _allowJavaScriptPanel {
6045     return commercial_;
6046 }
6047
6048 #if !AlwaysReload
6049 - (void) _customButtonClicked {
6050     int count([buttons_ count]);
6051     if (count == 0)
6052         return;
6053
6054     if (count == 1)
6055         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6056     else {
6057         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6058         [buttons addObjectsFromArray:buttons_];
6059
6060         UIActionSheet *sheet = [[[UIActionSheet alloc]
6061             initWithTitle:nil
6062             delegate:self
6063             cancelButtonTitle:nil
6064             destructiveButtonTitle:nil
6065             otherButtonTitles:nil
6066         ] autorelease];
6067
6068         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6069         if (!IsWildcat_) {
6070            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6071            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6072         }
6073         [sheet setContext:@"modify"];
6074
6075         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6076     }
6077 }
6078
6079 - (void) reloadButtonClicked {
6080     if (commercial_ && function_ == nil && [package_ uninstalled])
6081         return;
6082     [self customButtonClicked];
6083 }
6084
6085 - (void) applyLoadingTitle {
6086     // Don't show "Loading" as the title. Ever.
6087 }
6088
6089 - (UIBarButtonItem *) rightButton {
6090     return button_;
6091 }
6092 #endif
6093
6094 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name withReferrer:(NSString *)referrer {
6095     if ((self = [super init]) != nil) {
6096         database_ = database;
6097         buttons_ = [NSMutableArray arrayWithCapacity:4];
6098         name_ = name == nil ? @"" : [NSString stringWithString:name];
6099         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]] withReferrer:referrer];
6100     } return self;
6101 }
6102
6103 - (void) reloadData {
6104     [super reloadData];
6105
6106     package_ = [database_ packageWithName:name_];
6107
6108     [buttons_ removeAllObjects];
6109
6110     if (package_ != nil) {
6111         [(Package *) package_ parse];
6112
6113         commercial_ = [package_ isCommercial];
6114
6115         if ([package_ mode] != nil)
6116             [buttons_ addObject:UCLocalize("CLEAR")];
6117         if ([package_ source] == nil);
6118         else if ([package_ upgradableAndEssential:NO])
6119             [buttons_ addObject:UCLocalize("UPGRADE")];
6120         else if ([package_ uninstalled])
6121             [buttons_ addObject:UCLocalize("INSTALL")];
6122         else
6123             [buttons_ addObject:UCLocalize("REINSTALL")];
6124         if (![package_ uninstalled])
6125             [buttons_ addObject:UCLocalize("REMOVE")];
6126     }
6127
6128     NSString *title;
6129     switch ([buttons_ count]) {
6130         case 0: title = nil; break;
6131         case 1: title = [buttons_ objectAtIndex:0]; break;
6132         default: title = UCLocalize("MODIFY"); break;
6133     }
6134
6135     button_ = [[[UIBarButtonItem alloc]
6136         initWithTitle:title
6137         style:UIBarButtonItemStylePlain
6138         target:self
6139         action:@selector(customButtonClicked)
6140     ] autorelease];
6141 }
6142
6143 - (bool) isLoading {
6144     return commercial_ ? [super isLoading] : false;
6145 }
6146
6147 @end
6148 /* }}} */
6149
6150 /* Package List Controller {{{ */
6151 @interface PackageListController : CyteViewController <
6152     UITableViewDataSource,
6153     UITableViewDelegate
6154 > {
6155     _transient Database *database_;
6156     unsigned era_;
6157     _H<NSArray> packages_;
6158     _H<NSMutableArray> sections_;
6159     _H<UITableView, 2> list_;
6160     _H<NSMutableArray> index_;
6161     _H<NSMutableDictionary> indices_;
6162     _H<NSString> title_;
6163     unsigned reloading_;
6164 }
6165
6166 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6167 - (void) setDelegate:(id)delegate;
6168 - (void) resetCursor;
6169 - (void) clearData;
6170
6171 @end
6172
6173 @implementation PackageListController
6174
6175 - (NSURL *) referrerURL {
6176     return [self navigationURL];
6177 }
6178
6179 - (bool) isSummarized {
6180     return false;
6181 }
6182
6183 - (bool) showsSections {
6184     return true;
6185 }
6186
6187 - (void) deselectWithAnimation:(BOOL)animated {
6188     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6189 }
6190
6191 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6192     CGRect base = [[self view] bounds];
6193     base.size.height -= bounds.size.height;
6194     base.origin = [list_ frame].origin;
6195
6196     [UIView beginAnimations:nil context:NULL];
6197     [UIView setAnimationBeginsFromCurrentState:YES];
6198     [UIView setAnimationCurve:curve];
6199     [UIView setAnimationDuration:duration];
6200     [list_ setFrame:base];
6201     [UIView commitAnimations];
6202 }
6203
6204 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6205     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6206 }
6207
6208 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6209     [self resizeForKeyboardBounds:bounds duration:0];
6210 }
6211
6212 - (void) getKeyboardCurve:(UIViewAnimationCurve *)curve duration:(NSTimeInterval *)duration forNotification:(NSNotification *)notification {
6213     if (&UIKeyboardAnimationCurveUserInfoKey == NULL)
6214         *curve = UIViewAnimationCurveEaseInOut;
6215     else
6216         [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:curve];
6217
6218     if (&UIKeyboardAnimationDurationUserInfoKey == NULL)
6219         *duration = 0.3;
6220     else
6221         [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:duration];
6222 }
6223
6224 - (void) keyboardWillShow:(NSNotification *)notification {
6225     CGRect bounds;
6226     CGPoint center;
6227     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6228     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6229
6230     NSTimeInterval duration;
6231     UIViewAnimationCurve curve;
6232     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6233
6234     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
6235     UIViewController *base = self;
6236     while ([base parentOrPresentingViewController] != nil)
6237         base = [base parentOrPresentingViewController];
6238     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6239     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6240
6241     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6242         intersection.size.height += CYStatusBarHeight();
6243
6244     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6245 }
6246
6247 - (void) keyboardWillHide:(NSNotification *)notification {
6248     NSTimeInterval duration;
6249     UIViewAnimationCurve curve;
6250     [self getKeyboardCurve:&curve duration:&duration forNotification:notification];
6251
6252     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6253 }
6254
6255 - (void) viewWillAppear:(BOOL)animated {
6256     [super viewWillAppear:animated];
6257
6258     [self resizeForKeyboardBounds:CGRectZero];
6259     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6260     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6261 }
6262
6263 - (void) viewWillDisappear:(BOOL)animated {
6264     [super viewWillDisappear:animated];
6265
6266     [self resizeForKeyboardBounds:CGRectZero];
6267     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6268     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6269 }
6270
6271 - (void) viewDidAppear:(BOOL)animated {
6272     [super viewDidAppear:animated];
6273     [self deselectWithAnimation:animated];
6274 }
6275
6276 - (void) didSelectPackage:(Package *)package {
6277     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[[self referrerURL] absoluteString]] autorelease]);
6278     [view setDelegate:delegate_];
6279     [[self navigationController] pushViewController:view animated:YES];
6280 }
6281
6282 #if TryIndexedCollation
6283 + (BOOL) hasIndexedCollation {
6284     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6285 }
6286 #endif
6287
6288 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6289     NSInteger count([sections_ count]);
6290     return count == 0 ? 1 : count;
6291 }
6292
6293 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6294     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6295         return nil;
6296     return [[sections_ objectAtIndex:section] name];
6297 }
6298
6299 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6300     if ([sections_ count] == 0)
6301         return 0;
6302     return [[sections_ objectAtIndex:section] count];
6303 }
6304
6305 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6306 @synchronized (database_) {
6307     if ([database_ era] != era_)
6308         return nil;
6309
6310     Section *section([sections_ objectAtIndex:[path section]]);
6311     NSInteger row([path row]);
6312     Package *package([packages_ objectAtIndex:([section row] + row)]);
6313     return [[package retain] autorelease];
6314 } }
6315
6316 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6317     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6318     if (cell == nil)
6319         cell = [[[PackageCell alloc] init] autorelease];
6320
6321     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
6322     [cell setPackage:package asSummary:[self isSummarized]];
6323     return cell;
6324 }
6325
6326 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6327     Package *package([self packageAtIndexPath:path]);
6328     package = [database_ packageWithName:[package id]];
6329     [self didSelectPackage:package];
6330 }
6331
6332 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6333     if (![self showsSections])
6334         return nil;
6335
6336     return index_;
6337 }
6338
6339 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6340 #if TryIndexedCollation
6341     if ([[self class] hasIndexedCollation]) {
6342         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6343     }
6344 #endif
6345
6346     return index;
6347 }
6348
6349 - (void) updateHeight {
6350     [list_ setRowHeight:([self isSummarized] ? 38 : 73)];
6351 }
6352
6353 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6354     if ((self = [super init]) != nil) {
6355         database_ = database;
6356         title_ = [title copy];
6357         [[self navigationItem] setTitle:title_];
6358     } return self;
6359 }
6360
6361 - (void) loadView {
6362     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
6363     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
6364     [self setView:view];
6365
6366     list_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain] autorelease];
6367     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6368     [view addSubview:list_];
6369
6370     // XXX: is 20 the most optimal number here?
6371     [list_ setSectionIndexMinimumDisplayRowCount:20];
6372
6373     [(UITableView *) list_ setDataSource:self];
6374     [list_ setDelegate:self];
6375
6376     [self updateHeight];
6377 }
6378
6379 - (void) releaseSubviews {
6380     list_ = nil;
6381
6382     packages_ = nil;
6383     sections_ = nil;
6384     index_ = nil;
6385     indices_ = nil;
6386
6387     [super releaseSubviews];
6388 }
6389
6390 - (void) setDelegate:(id)delegate {
6391     delegate_ = delegate;
6392 }
6393
6394 - (bool) shouldYield {
6395     return false;
6396 }
6397
6398 - (bool) shouldBlock {
6399     return false;
6400 }
6401
6402 - (NSMutableArray *) _reloadPackages {
6403 @synchronized (database_) {
6404     era_ = [database_ era];
6405     NSArray *packages([database_ packages]);
6406
6407     return [NSMutableArray arrayWithArray:packages];
6408 } }
6409
6410 - (void) _reloadData {
6411     if (reloading_ != 0) {
6412         reloading_ = 2;
6413         return;
6414     }
6415
6416     NSArray *packages;
6417
6418   reload:
6419     if ([self shouldYield]) {
6420         do {
6421             UIProgressHUD *hud;
6422
6423             if (![self shouldBlock])
6424                 hud = nil;
6425             else {
6426                 hud = [delegate_ addProgressHUD];
6427                 [hud setText:UCLocalize("LOADING")];
6428             }
6429
6430             reloading_ = 1;
6431             packages = [self yieldToSelector:@selector(_reloadPackages)];
6432
6433             if (hud != nil)
6434                 [delegate_ removeProgressHUD:hud];
6435         } while (reloading_ == 2);
6436     } else {
6437         packages = [self _reloadPackages];
6438     }
6439
6440 @synchronized (database_) {
6441     if (era_ != [database_ era])
6442         goto reload;
6443     reloading_ = 0;
6444
6445     packages_ = packages;
6446
6447     indices_ = [NSMutableDictionary dictionaryWithCapacity:32];
6448     sections_ = [NSMutableArray arrayWithCapacity:16];
6449
6450     Section *section = nil;
6451
6452 #if TryIndexedCollation
6453     if ([[self class] hasIndexedCollation]) {
6454         index_ = [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles];
6455
6456         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6457         NSArray *titles = [collation sectionIndexTitles];
6458         int secidx = -1;
6459
6460         _profile(PackageTable$reloadData$Section)
6461             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6462                 Package *package;
6463                 int index;
6464
6465                 _profile(PackageTable$reloadData$Section$Package)
6466                     package = [packages_ objectAtIndex:offset];
6467                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6468                 _end
6469
6470                 while (secidx < index) {
6471                     secidx += 1;
6472
6473                     _profile(PackageTable$reloadData$Section$Allocate)
6474                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6475                     _end
6476
6477                     _profile(PackageTable$reloadData$Section$Add)
6478                         [sections_ addObject:section];
6479                     _end
6480                 }
6481
6482                 [section addToCount];
6483             }
6484         _end
6485     } else
6486 #endif
6487     {
6488         index_ = [NSMutableArray arrayWithCapacity:32];
6489
6490         bool sectioned([self showsSections]);
6491         if (!sectioned) {
6492             section = [[[Section alloc] initWithName:nil localize:false] autorelease];
6493             [sections_ addObject:section];
6494         }
6495
6496         _profile(PackageTable$reloadData$Section)
6497             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6498                 Package *package;
6499                 unichar index;
6500
6501                 _profile(PackageTable$reloadData$Section$Package)
6502                     package = [packages_ objectAtIndex:offset];
6503                     index = [package index];
6504                 _end
6505
6506                 if (sectioned && (section == nil || [section index] != index)) {
6507                     _profile(PackageTable$reloadData$Section$Allocate)
6508                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6509                     _end
6510
6511                     [index_ addObject:[section name]];
6512                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6513
6514                     _profile(PackageTable$reloadData$Section$Add)
6515                         [sections_ addObject:section];
6516                     _end
6517                 }
6518
6519                 [section addToCount];
6520             }
6521         _end
6522     }
6523
6524     [self updateHeight];
6525
6526     _profile(PackageTable$reloadData$List)
6527         [(UITableView *) list_ setDataSource:self];
6528         [list_ reloadData];
6529     _end
6530 } }
6531
6532 - (void) reloadData {
6533     [super reloadData];
6534
6535     if ([self shouldYield])
6536         [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
6537     else
6538         [self _reloadData];
6539 }
6540
6541 - (void) resetCursor {
6542     [list_ scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:NO];
6543 }
6544
6545 - (void) clearData {
6546     [self updateHeight];
6547
6548     [list_ setDataSource:nil];
6549     [list_ reloadData];
6550
6551     [self resetCursor];
6552 }
6553
6554 @end
6555 /* }}} */
6556 /* Filtered Package List Controller {{{ */
6557 @interface FilteredPackageListController : PackageListController {
6558     SEL filter_;
6559     IMP imp_;
6560     _H<NSObject> object_;
6561 }
6562
6563 - (void) setObject:(id)object;
6564 - (void) setObject:(id)object forFilter:(SEL)filter;
6565
6566 - (SEL) filter;
6567 - (void) setFilter:(SEL)filter;
6568
6569 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6570
6571 @end
6572
6573 @implementation FilteredPackageListController
6574
6575 - (SEL) filter {
6576     return filter_;
6577 }
6578
6579 - (void) setFilter:(SEL)filter {
6580 @synchronized (self) {
6581     filter_ = filter;
6582
6583     /* XXX: this is an unsafe optimization of doomy hell */
6584     Method method(class_getInstanceMethod([Package class], filter));
6585     _assert(method != NULL);
6586     imp_ = method_getImplementation(method);
6587     _assert(imp_ != NULL);
6588 } }
6589
6590 - (void) setObject:(id)object {
6591 @synchronized (self) {
6592     object_ = object;
6593 } }
6594
6595 - (void) setObject:(id)object forFilter:(SEL)filter {
6596 @synchronized (self) {
6597     [self setFilter:filter];
6598     [self setObject:object];
6599 } }
6600
6601 - (NSMutableArray *) _reloadPackages {
6602 @synchronized (database_) {
6603     era_ = [database_ era];
6604     NSArray *packages([database_ packages]);
6605
6606     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
6607
6608     IMP imp;
6609     SEL filter;
6610     _H<NSObject> object;
6611
6612     @synchronized (self) {
6613         imp = imp_;
6614         filter = filter_;
6615         object = object_;
6616     }
6617
6618     _profile(PackageTable$reloadData$Filter)
6619         for (Package *package in packages)
6620             if ([package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp))(package, filter, object))
6621                 [filtered addObject:package];
6622     _end
6623
6624     return filtered;
6625 } }
6626
6627 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6628     if ((self = [super initWithDatabase:database title:title]) != nil) {
6629         [self setFilter:filter];
6630         [self setObject:object];
6631     } return self;
6632 }
6633
6634 @end
6635 /* }}} */
6636
6637 /* Home Controller {{{ */
6638 @interface HomeController : CydiaWebViewController {
6639     CFRunLoopRef runloop_;
6640     SCNetworkReachabilityRef reachability_;
6641 }
6642
6643 @end
6644
6645 @implementation HomeController
6646
6647 static void HomeControllerReachabilityCallback(SCNetworkReachabilityRef reachability, SCNetworkReachabilityFlags flags, void *info) {
6648     [(HomeController *) info dispatchEvent:@"CydiaReachabilityCallback"];
6649 }
6650
6651 - (id) init {
6652     if ((self = [super init]) != nil) {
6653         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6654         [self reloadData];
6655
6656         reachability_ = SCNetworkReachabilityCreateWithName(kCFAllocatorDefault, "cydia.saurik.com");
6657         if (reachability_ != NULL) {
6658             SCNetworkReachabilityContext context = {0, self, NULL, NULL, NULL};
6659             SCNetworkReachabilitySetCallback(reachability_, HomeControllerReachabilityCallback, &context);
6660
6661             CFRunLoopRef runloop(CFRunLoopGetCurrent());
6662             if (SCNetworkReachabilityScheduleWithRunLoop(reachability_, runloop, kCFRunLoopDefaultMode))
6663                 runloop_ = runloop;
6664         }
6665     } return self;
6666 }
6667
6668 - (void) dealloc {
6669     if (reachability_ != NULL && runloop_ != NULL)
6670         SCNetworkReachabilityUnscheduleFromRunLoop(reachability_, runloop_, kCFRunLoopDefaultMode);
6671     [super dealloc];
6672 }
6673
6674 - (NSURL *) navigationURL {
6675     return [NSURL URLWithString:@"cydia://home"];
6676 }
6677
6678 - (void) aboutButtonClicked {
6679     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6680
6681     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6682     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6683     [alert setCancelButtonIndex:0];
6684
6685     [alert setMessage:
6686         @"Copyright \u00a9 2008-2013\n"
6687         "SaurikIT, LLC\n"
6688         "\n"
6689         "Jay Freeman (saurik)\n"
6690         "saurik@saurik.com\n"
6691         "http://www.saurik.com/"
6692     ];
6693
6694     [alert show];
6695 }
6696
6697 - (UIBarButtonItem *) leftButton {
6698     return [[[UIBarButtonItem alloc]
6699         initWithTitle:UCLocalize("ABOUT")
6700         style:UIBarButtonItemStylePlain
6701         target:self
6702         action:@selector(aboutButtonClicked)
6703     ] autorelease];
6704 }
6705
6706 @end
6707 /* }}} */
6708 /* Manage Controller {{{ */
6709 @interface ManageController : CydiaWebViewController {
6710 }
6711
6712 - (void) queueStatusDidChange;
6713
6714 @end
6715
6716 @implementation ManageController
6717
6718 - (id) init {
6719     if ((self = [super init]) != nil) {
6720         [self setURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6721     } return self;
6722 }
6723
6724 - (NSURL *) navigationURL {
6725     return [NSURL URLWithString:@"cydia://manage"];
6726 }
6727
6728 - (UIBarButtonItem *) leftButton {
6729     return [[[UIBarButtonItem alloc]
6730         initWithTitle:UCLocalize("SETTINGS")
6731         style:UIBarButtonItemStylePlain
6732         target:self
6733         action:@selector(settingsButtonClicked)
6734     ] autorelease];
6735 }
6736
6737 - (void) settingsButtonClicked {
6738     [delegate_ showSettings];
6739 }
6740
6741 - (void) queueButtonClicked {
6742     [delegate_ queue];
6743 }
6744
6745 - (UIBarButtonItem *) rightButton {
6746     return Queuing_ ? [[[UIBarButtonItem alloc]
6747         initWithTitle:UCLocalize("QUEUE")
6748         style:UIBarButtonItemStyleDone
6749         target:self
6750         action:@selector(queueButtonClicked)
6751     ] autorelease] : nil;
6752 }
6753
6754 - (void) queueStatusDidChange {
6755     [self applyRightButton];
6756 }
6757
6758 - (bool) isLoading {
6759     return !Queuing_ && [super isLoading];
6760 }
6761
6762 @end
6763 /* }}} */
6764
6765 /* Refresh Bar {{{ */
6766 @interface RefreshBar : UINavigationBar {
6767     _H<UIProgressIndicator> indicator_;
6768     _H<UITextLabel> prompt_;
6769     _H<UINavigationButton> cancel_;
6770 }
6771
6772 @end
6773
6774 @implementation RefreshBar
6775
6776 - (void) positionViews {
6777     CGRect frame = [cancel_ frame];
6778     frame.size = [cancel_ sizeThatFits:frame.size];
6779     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6780     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6781     [cancel_ setFrame:frame];
6782
6783     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6784     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6785     CGRect indrect = {{indoffset, indoffset}, indsize};
6786     [indicator_ setFrame:indrect];
6787
6788     CGSize prmsize = {215, indsize.height + 4};
6789     CGRect prmrect = {{
6790         indoffset * 2 + indsize.width,
6791         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6792     }, prmsize};
6793     [prompt_ setFrame:prmrect];
6794 }
6795
6796 - (void) setFrame:(CGRect)frame {
6797     [super setFrame:frame];
6798     [self positionViews];
6799 }
6800
6801 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6802     if ((self = [super initWithFrame:frame]) != nil) {
6803         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6804
6805         [self setBarStyle:UIBarStyleBlack];
6806
6807         UIBarStyle barstyle([self _barStyle:NO]);
6808         bool ugly(barstyle == UIBarStyleDefault);
6809
6810         UIProgressIndicatorStyle style = ugly ?
6811             UIProgressIndicatorStyleMediumBrown :
6812             UIProgressIndicatorStyleMediumWhite;
6813
6814         indicator_ = [[[UIProgressIndicator alloc] initWithFrame:CGRectZero] autorelease];
6815         [(UIProgressIndicator *) indicator_ setStyle:style];
6816         [indicator_ startAnimation];
6817         [self addSubview:indicator_];
6818
6819         prompt_ = [[[UITextLabel alloc] initWithFrame:CGRectZero] autorelease];
6820         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6821         [prompt_ setBackgroundColor:[UIColor clearColor]];
6822         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6823         [self addSubview:prompt_];
6824
6825         cancel_ = [[[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted] autorelease];
6826         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6827         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6828         [cancel_ setBarStyle:barstyle];
6829
6830         [self positionViews];
6831     } return self;
6832 }
6833
6834 - (void) setCancellable:(bool)cancellable {
6835     if (cancellable)
6836         [self addSubview:cancel_];
6837     else
6838         [cancel_ removeFromSuperview];
6839 }
6840
6841 - (void) start {
6842     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6843 }
6844
6845 - (void) stop {
6846     [self setCancellable:NO];
6847 }
6848
6849 - (void) setPrompt:(NSString *)prompt {
6850     [prompt_ setText:prompt];
6851 }
6852
6853 - (void) setProgress:(float)progress {
6854 }
6855
6856 @end
6857 /* }}} */
6858
6859 /* Cydia Navigation Controller Interface {{{ */
6860 @interface UINavigationController (Cydia)
6861
6862 - (NSArray *) navigationURLCollection;
6863 - (void) unloadData;
6864
6865 @end
6866 /* }}} */
6867
6868 /* Cydia Tab Bar Controller {{{ */
6869 @interface CYTabBarController : UITabBarController <
6870     UITabBarControllerDelegate,
6871     ProgressDelegate
6872 > {
6873     _transient Database *database_;
6874     _H<RefreshBar, 1> refreshbar_;
6875
6876     bool dropped_;
6877     bool updating_;
6878     // XXX: ok, "updatedelegate_"?...
6879     _transient NSObject<CydiaDelegate> *updatedelegate_;
6880
6881     _H<UIViewController> remembered_;
6882     _transient UIViewController *transient_;
6883 }
6884
6885 - (NSArray *) navigationURLCollection;
6886 - (void) dropBar:(BOOL)animated;
6887 - (void) beginUpdate;
6888 - (void) raiseBar:(BOOL)animated;
6889 - (BOOL) updating;
6890 - (void) unloadData;
6891
6892 @end
6893
6894 @implementation CYTabBarController
6895
6896 - (void) didReceiveMemoryWarning {
6897     [super didReceiveMemoryWarning];
6898
6899     // presenting a UINavigationController on 2.x does not update its transitionView
6900     // it thereby will not allow its topViewController to be unloaded by memory pressure
6901     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6902         UIViewController *selected([self selectedViewController]);
6903         for (UINavigationController *controller in [self viewControllers])
6904             if (controller != selected)
6905                 if (UIViewController *top = [controller topViewController])
6906                     [top unloadView];
6907     }
6908 }
6909
6910 - (void) setUnselectedViewController:(UIViewController *)transient {
6911     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6912         if (transient != nil) {
6913             [[[self viewControllers] objectAtIndex:0] pushViewController:transient animated:YES];
6914             [self setSelectedIndex:0];
6915         } return;
6916     }
6917
6918     NSMutableArray *controllers = [[[self viewControllers] mutableCopy] autorelease];
6919     if (transient != nil) {
6920         UINavigationController *navigation([[[UINavigationController alloc] init] autorelease]);
6921         [navigation setViewControllers:[NSArray arrayWithObject:transient]];
6922         transient = navigation;
6923
6924         if (transient_ == nil)
6925             remembered_ = [controllers objectAtIndex:0];
6926         transient_ = transient;
6927         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6928         [controllers replaceObjectAtIndex:0 withObject:transient_];
6929         [self setSelectedIndex:0];
6930         [self setViewControllers:controllers];
6931         [self concealTabBarSelection];
6932     } else if (remembered_ != nil) {
6933         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6934         transient_ = transient;
6935         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6936         remembered_ = nil;
6937         [self setViewControllers:controllers];
6938         [self revealTabBarSelection];
6939     }
6940 }
6941
6942 - (UIViewController *) unselectedViewController {
6943     return transient_;
6944 }
6945
6946 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6947     if ([self unselectedViewController])
6948         [self setUnselectedViewController:nil];
6949
6950     // presenting a UINavigationController on 2.x does not update its transitionView
6951     // if this view was unloaded, the tranitionView may currently be presenting nothing
6952     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
6953         UINavigationController *navigation((UINavigationController *) viewController);
6954         [navigation pushViewController:[[[UIViewController alloc] init] autorelease] animated:NO];
6955         [navigation popViewControllerAnimated:NO];
6956     }
6957 }
6958
6959 - (NSArray *) navigationURLCollection {
6960     NSMutableArray *items([NSMutableArray array]);
6961
6962     // XXX: Should this deal with transient view controllers?
6963     for (id navigation in [self viewControllers]) {
6964         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6965         if (stack != nil)
6966             [items addObject:stack];
6967     }
6968
6969     return items;
6970 }
6971
6972 - (void) dismissModalViewControllerAnimated:(BOOL)animated {
6973     if ([self modalViewController] == nil && [self unselectedViewController] != nil)
6974         [self setUnselectedViewController:nil];
6975     else
6976         [super dismissModalViewControllerAnimated:YES];
6977 }
6978
6979 - (void) unloadData {
6980     [super unloadData];
6981
6982     for (UINavigationController *controller in [self viewControllers])
6983         [controller unloadData];
6984
6985     if (UIViewController *selected = [self selectedViewController])
6986         [selected reloadData];
6987
6988     if (UIViewController *unselected = [self unselectedViewController]) {
6989         [unselected unloadData];
6990         [unselected reloadData];
6991     }
6992 }
6993
6994 - (void) dealloc {
6995     [[NSNotificationCenter defaultCenter] removeObserver:self];
6996
6997     [super dealloc];
6998 }
6999
7000 - (id) initWithDatabase:(Database *)database {
7001     if ((self = [super init]) != nil) {
7002         database_ = database;
7003         [self setDelegate:self];
7004
7005         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7006         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
7007
7008         refreshbar_ = [[[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self] autorelease];
7009     } return self;
7010 }
7011
7012 - (void) setUpdate:(NSDate *)date {
7013     [self beginUpdate];
7014 }
7015
7016 - (void) beginUpdate {
7017     [(RefreshBar *) refreshbar_ start];
7018     [self dropBar:YES];
7019
7020     [updatedelegate_ retainNetworkActivityIndicator];
7021     updating_ = true;
7022
7023     [NSThread
7024         detachNewThreadSelector:@selector(performUpdate)
7025         toTarget:self
7026         withObject:nil
7027     ];
7028 }
7029
7030 - (void) performUpdate {
7031     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
7032
7033     Status status;
7034     status.setDelegate(self);
7035     [database_ updateWithStatus:status];
7036
7037     [self
7038         performSelectorOnMainThread:@selector(completeUpdate)
7039         withObject:nil
7040         waitUntilDone:NO
7041     ];
7042
7043     [pool release];
7044 }
7045
7046 - (void) stopUpdateWithSelector:(SEL)selector {
7047     updating_ = false;
7048     [updatedelegate_ releaseNetworkActivityIndicator];
7049
7050     [self raiseBar:YES];
7051     [refreshbar_ stop];
7052
7053     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
7054 }
7055
7056 - (void) completeUpdate {
7057     if (!updating_)
7058         return;
7059     [self stopUpdateWithSelector:@selector(reloadData)];
7060 }
7061
7062 - (void) cancelUpdate {
7063     [self stopUpdateWithSelector:@selector(updateDataAndLoad)];
7064 }
7065
7066 - (void) cancelPressed {
7067     [self cancelUpdate];
7068 }
7069
7070 - (BOOL) updating {
7071     return updating_;
7072 }
7073
7074 - (void) addProgressEvent:(CydiaProgressEvent *)event {
7075     [refreshbar_ setPrompt:[event compoundMessage]];
7076 }
7077
7078 - (bool) isProgressCancelled {
7079     return !updating_;
7080 }
7081
7082 - (void) setProgressCancellable:(NSNumber *)cancellable {
7083     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
7084 }
7085
7086 - (void) setProgressPercent:(NSNumber *)percent {
7087     [refreshbar_ setProgress:[percent floatValue]];
7088 }
7089
7090 - (void) setProgressStatus:(NSDictionary *)status {
7091     if (status != nil)
7092         [self setProgressPercent:[status objectForKey:@"Percent"]];
7093 }
7094
7095 - (void) setUpdateDelegate:(id)delegate {
7096     updatedelegate_ = delegate;
7097 }
7098
7099 - (UIView *) transitionView {
7100     if (![self respondsToSelector:@selector(_transitionView)])
7101         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7102     else if (kCFCoreFoundationVersionNumber < 800)
7103         return [self _transitionView];
7104     else
7105         return [[[self _transitionView] superview] superview];
7106 }
7107
7108 - (void) dropBar:(BOOL)animated {
7109     if (dropped_)
7110         return;
7111     dropped_ = true;
7112
7113     UIView *transition([self transitionView]);
7114     [[self view] addSubview:refreshbar_];
7115
7116     CGRect barframe([refreshbar_ frame]);
7117
7118     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7119         barframe.origin.y = 0;
7120     else if (kCFCoreFoundationVersionNumber < 800)
7121         barframe.origin.y = CYStatusBarHeight();
7122     else
7123         barframe.origin.y = -barframe.size.height + CYStatusBarHeight();
7124
7125     [refreshbar_ setFrame:barframe];
7126
7127     if (animated)
7128         [UIView beginAnimations:nil context:NULL];
7129
7130     CGRect viewframe = [transition frame];
7131     float adjust(barframe.size.height);
7132     if (kCFCoreFoundationVersionNumber >= 800)
7133         adjust -= CYStatusBarHeight();
7134     viewframe.origin.y += adjust;
7135     viewframe.size.height -= adjust;
7136     [transition setFrame:viewframe];
7137
7138     if (animated)
7139         [UIView commitAnimations];
7140
7141     // Ensure bar has the proper width for our view, it might have changed
7142     barframe.size.width = viewframe.size.width;
7143     [refreshbar_ setFrame:barframe];
7144 }
7145
7146 - (void) raiseBar:(BOOL)animated {
7147     if (!dropped_)
7148         return;
7149     dropped_ = false;
7150
7151     UIView *transition([self transitionView]);
7152     [refreshbar_ removeFromSuperview];
7153
7154     CGRect barframe([refreshbar_ frame]);
7155
7156     if (animated)
7157         [UIView beginAnimations:nil context:NULL];
7158
7159     CGRect viewframe = [transition frame];
7160     float adjust(barframe.size.height);
7161     if (kCFCoreFoundationVersionNumber >= 800)
7162         adjust -= CYStatusBarHeight();
7163     viewframe.origin.y -= adjust;
7164     viewframe.size.height += adjust;
7165     [transition setFrame:viewframe];
7166
7167     if (animated)
7168         [UIView commitAnimations];
7169 }
7170
7171 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7172     bool dropped(dropped_);
7173
7174     if (dropped)
7175         [self raiseBar:NO];
7176
7177     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7178
7179     if (dropped)
7180         [self dropBar:NO];
7181 }
7182
7183 - (void) statusBarFrameChanged:(NSNotification *)notification {
7184     if (dropped_) {
7185         [self raiseBar:NO];
7186         [self dropBar:NO];
7187     }
7188 }
7189
7190 @end
7191 /* }}} */
7192
7193 /* Cydia Navigation Controller Implementation {{{ */
7194 @implementation UINavigationController (Cydia)
7195
7196 - (NSArray *) navigationURLCollection {
7197     NSMutableArray *stack([NSMutableArray array]);
7198
7199     for (CyteViewController *controller in [self viewControllers]) {
7200         NSString *url = [[controller navigationURL] absoluteString];
7201         if (url != nil)
7202             [stack addObject:url];
7203     }
7204
7205     return stack;
7206 }
7207
7208 - (void) reloadData {
7209     [super reloadData];
7210
7211     UIViewController *visible([self visibleViewController]);
7212     if (visible != nil)
7213         [visible reloadData];
7214
7215     // on the iPad, this view controller is ALSO visible. :(
7216     if (IsWildcat_)
7217         if (UIViewController *top = [self topViewController])
7218             if (top != visible)
7219                 [top reloadData];
7220 }
7221
7222 - (void) unloadData {
7223     for (CyteViewController *page in [self viewControllers])
7224         [page unloadData];
7225
7226     [super unloadData];
7227 }
7228
7229 @end
7230 /* }}} */
7231
7232 /* Cydia:// Protocol {{{ */
7233 @interface CydiaURLProtocol : NSURLProtocol {
7234 }
7235
7236 @end
7237
7238 @implementation CydiaURLProtocol
7239
7240 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7241     NSURL *url([request URL]);
7242     if (url == nil)
7243         return NO;
7244
7245     NSString *scheme([[url scheme] lowercaseString]);
7246     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7247         return YES;
7248     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7249         return YES;
7250
7251     return NO;
7252 }
7253
7254 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7255     return request;
7256 }
7257
7258 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7259     id<NSURLProtocolClient> client([self client]);
7260     if (icon == nil)
7261         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7262     else {
7263         NSData *data(UIImagePNGRepresentation(icon));
7264
7265         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7266         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7267         [client URLProtocol:self didLoadData:data];
7268         [client URLProtocolDidFinishLoading:self];
7269     }
7270 }
7271
7272 - (void) startLoading {
7273     id<NSURLProtocolClient> client([self client]);
7274     NSURLRequest *request([self request]);
7275
7276     NSURL *url([request URL]);
7277     NSString *href([url absoluteString]);
7278     NSString *scheme([[url scheme] lowercaseString]);
7279
7280     NSString *path;
7281
7282     if ([scheme isEqualToString:@"cydia"])
7283         path = [href substringFromIndex:8];
7284     else if ([scheme isEqualToString:@"about"])
7285         path = [href substringFromIndex:12];
7286     else _assert(false);
7287
7288     NSRange slash([path rangeOfString:@"/"]);
7289
7290     NSString *command;
7291     if (slash.location == NSNotFound) {
7292         command = path;
7293         path = nil;
7294     } else {
7295         command = [path substringToIndex:slash.location];
7296         path = [path substringFromIndex:(slash.location + 1)];
7297     }
7298
7299     Database *database([Database sharedInstance]);
7300
7301     if ([command isEqualToString:@"package-icon"]) {
7302         if (path == nil)
7303             goto fail;
7304         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7305         Package *package([database packageWithName:path]);
7306         if (package == nil)
7307             goto fail;
7308         [package parse];
7309         UIImage *icon([package icon]);
7310         [self _returnPNGWithImage:icon forRequest:request];
7311     } else if ([command isEqualToString:@"uikit-image"]) {
7312         if (path == nil)
7313             goto fail;
7314         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7315         UIImage *icon(_UIImageWithName(path));
7316         [self _returnPNGWithImage:icon forRequest:request];
7317     } else if ([command isEqualToString:@"section-icon"]) {
7318         if (path == nil)
7319             goto fail;
7320         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7321         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, [path stringByReplacingOccurrencesOfString:@" " withString:@"_"]]]);
7322         if (icon == nil)
7323             icon = [UIImage applicationImageNamed:@"unknown.png"];
7324         [self _returnPNGWithImage:icon forRequest:request];
7325     } else fail: {
7326         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7327     }
7328 }
7329
7330 - (void) stopLoading {
7331 }
7332
7333 @end
7334 /* }}} */
7335
7336 /* Section Controller {{{ */
7337 @interface SectionController : FilteredPackageListController {
7338     _H<IndirectDelegate, 1> indirect_;
7339     _H<CydiaObject> cydia_;
7340     _H<NSString> section_;
7341     std::vector< _H<CyteWebViewTableViewCell, 1> > promoted_;
7342 }
7343
7344 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7345
7346 @end
7347
7348 @implementation SectionController
7349
7350 - (NSURL *) referrerURL {
7351     NSString *name = section_;
7352     if (name == nil)
7353         name = @"all";
7354
7355     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sections/%@", UI_, [name stringByAddingPercentEscapesIncludingReserved]]];
7356 }
7357
7358 - (NSURL *) navigationURL {
7359     NSString *name = section_;
7360     if (name == nil)
7361         name = @"all";
7362
7363     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", [name stringByAddingPercentEscapesIncludingReserved]]];
7364 }
7365
7366 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7367     NSString *title;
7368     if (name == nil)
7369         title = UCLocalize("ALL_PACKAGES");
7370     else if (![name isEqual:@""])
7371         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7372     else
7373         title = UCLocalize("NO_SECTION");
7374
7375     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7376         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7377         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7378         section_ = name;
7379     } return self;
7380 }
7381
7382 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7383     return [super numberOfSectionsInTableView:list] + 1;
7384 }
7385
7386 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7387     return section == 0 ? nil : [super tableView:list titleForHeaderInSection:(section - 1)];
7388 }
7389
7390 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7391     return section == 0 ? promoted_.size() : [super tableView:list numberOfRowsInSection:(section - 1)];
7392 }
7393
7394 + (NSIndexPath *) adjustedIndexPath:(NSIndexPath *)path {
7395     return [NSIndexPath indexPathForRow:[path row] inSection:([path section] - 1)];
7396 }
7397
7398 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7399     if ([path section] != 0)
7400         return [super tableView:table cellForRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7401
7402     return promoted_[[path row]];
7403 }
7404
7405 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
7406     if ([path section] != 0)
7407         return [super tableView:table didSelectRowAtIndexPath:[SectionController adjustedIndexPath:path]];
7408 }
7409
7410 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
7411     NSInteger section([super tableView:tableView sectionForSectionIndexTitle:title atIndex:index]);
7412     return section == 0 ? 0 : section + 1;
7413 }
7414
7415 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7416     NSURL *url([request URL]);
7417     if (url == nil)
7418         return;
7419
7420     if ([frame isEqualToString:@"_open"])
7421         [delegate_ openURL:url];
7422     else {
7423         WebFrame *frame(nil);
7424         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7425             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7426         if (frame == nil)
7427             frame = [view mainFrame];
7428
7429         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7430
7431         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7432         [controller setDelegate:delegate_];
7433         [[self navigationController] pushViewController:controller animated:YES];
7434     }
7435
7436     [listener ignore];
7437 }
7438
7439 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7440     return [CydiaWebViewController requestWithHeaders:request];
7441 }
7442
7443 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7444     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7445 }
7446
7447 - (void) loadView {
7448     [super loadView];
7449
7450     // XXX: this code is horrible. I mean, wtf Jay?
7451     if (ShowPromoted_ && [[Metadata_ objectForKey:@"ShowPromoted"] boolValue]) {
7452         promoted_.resize(1);
7453
7454         for (unsigned i(0); i != promoted_.size(); ++i) {
7455             CyteWebViewTableViewCell *promoted([CyteWebViewTableViewCell cellWithRequest:[NSURLRequest
7456                 requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sectionhead/%u/%@",
7457                     UI_, i, section_ == nil ? @"" : [section_ stringByAddingPercentEscapesIncludingReserved]]
7458                 ]]
7459
7460                 cachePolicy:NSURLRequestUseProtocolCachePolicy
7461                 timeoutInterval:120
7462             ]]);
7463
7464             [promoted setDelegate:self];
7465             promoted_[i] = promoted;
7466         }
7467     }
7468 }
7469
7470 - (void) setDelegate:(id)delegate {
7471     [super setDelegate:delegate];
7472     [cydia_ setDelegate:delegate];
7473 }
7474
7475 - (void) releaseSubviews {
7476     promoted_.clear();
7477     [super releaseSubviews];
7478 }
7479
7480 @end
7481 /* }}} */
7482 /* Sections Controller {{{ */
7483 @interface SectionsController : CyteViewController <
7484     UITableViewDataSource,
7485     UITableViewDelegate
7486 > {
7487     _transient Database *database_;
7488     _H<NSMutableArray> sections_;
7489     _H<NSMutableArray> filtered_;
7490     _H<UITableView, 2> list_;
7491 }
7492
7493 - (id) initWithDatabase:(Database *)database;
7494 - (void) editButtonClicked;
7495
7496 @end
7497
7498 @implementation SectionsController
7499
7500 - (NSURL *) navigationURL {
7501     return [NSURL URLWithString:@"cydia://sections"];
7502 }
7503
7504 - (void) updateNavigationItem {
7505     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7506     if ([sections_ count] == 0) {
7507         [[self navigationItem] setRightBarButtonItem:nil];
7508     } else {
7509         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7510             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7511             target:self
7512             action:@selector(editButtonClicked)
7513         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7514     }
7515 }
7516
7517 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7518     [super setEditing:editing animated:animated];
7519
7520     if (editing)
7521         [list_ reloadData];
7522     else
7523         [delegate_ updateData];
7524
7525     [self updateNavigationItem];
7526 }
7527
7528 - (void) viewDidAppear:(BOOL)animated {
7529     [super viewDidAppear:animated];
7530     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7531 }
7532
7533 - (void) viewWillDisappear:(BOOL)animated {
7534     [super viewWillDisappear:animated];
7535     [self setEditing:NO];
7536 }
7537
7538 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7539     Section *section = nil;
7540     int index = [indexPath row];
7541     if (![self isEditing]) {
7542         index -= 1;
7543         if (index >= 0)
7544             section = [filtered_ objectAtIndex:index];
7545     } else {
7546         section = [sections_ objectAtIndex:index];
7547     }
7548     return section;
7549 }
7550
7551 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7552     if ([self isEditing])
7553         return [sections_ count];
7554     else
7555         return [filtered_ count] + 1;
7556 }
7557
7558 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7559     return 45.0f;
7560 }*/
7561
7562 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7563     static NSString *reuseIdentifier = @"SectionCell";
7564
7565     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7566     if (cell == nil)
7567         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7568
7569     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7570
7571     return cell;
7572 }
7573
7574 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7575     if ([self isEditing])
7576         return;
7577
7578     Section *section = [self sectionAtIndexPath:indexPath];
7579
7580     SectionController *controller = [[[SectionController alloc]
7581         initWithDatabase:database_
7582         section:[section name]
7583     ] autorelease];
7584     [controller setDelegate:delegate_];
7585
7586     [[self navigationController] pushViewController:controller animated:YES];
7587 }
7588
7589 - (void) loadView {
7590     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease];
7591     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7592     [list_ setRowHeight:46];
7593     [(UITableView *) list_ setDataSource:self];
7594     [list_ setDelegate:self];
7595     [self setView:list_];
7596 }
7597
7598 - (void) viewDidLoad {
7599     [super viewDidLoad];
7600
7601     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7602 }
7603
7604 - (void) releaseSubviews {
7605     list_ = nil;
7606
7607     sections_ = nil;
7608     filtered_ = nil;
7609
7610     [super releaseSubviews];
7611 }
7612
7613 - (id) initWithDatabase:(Database *)database {
7614     if ((self = [super init]) != nil) {
7615         database_ = database;
7616     } return self;
7617 }
7618
7619 - (void) reloadData {
7620     [super reloadData];
7621
7622     NSArray *packages = [database_ packages];
7623
7624     sections_ = [NSMutableArray arrayWithCapacity:16];
7625     filtered_ = [NSMutableArray arrayWithCapacity:16];
7626
7627     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7628
7629     _trace();
7630     for (Package *package in packages) {
7631         NSString *name([package section]);
7632         NSString *key(name == nil ? @"" : name);
7633
7634         Section *section;
7635
7636         _profile(SectionsView$reloadData$Section)
7637             section = [sections objectForKey:key];
7638             if (section == nil) {
7639                 _profile(SectionsView$reloadData$Section$Allocate)
7640                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7641                     [sections setObject:section forKey:key];
7642                 _end
7643             }
7644         _end
7645
7646         [section addToCount];
7647
7648         _profile(SectionsView$reloadData$Filter)
7649             if (![package valid] || ![package visible])
7650                 continue;
7651         _end
7652
7653         [section addToRow];
7654     }
7655     _trace();
7656
7657     [sections_ addObjectsFromArray:[sections allValues]];
7658
7659     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7660
7661     for (Section *section in (id) sections_) {
7662         size_t count([section row]);
7663         if (count == 0)
7664             continue;
7665
7666         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7667         [section setCount:count];
7668         [filtered_ addObject:section];
7669     }
7670
7671     [self updateNavigationItem];
7672     [list_ reloadData];
7673     _trace();
7674 }
7675
7676 - (void) editButtonClicked {
7677     [self setEditing:![self isEditing] animated:YES];
7678 }
7679
7680 @end
7681 /* }}} */
7682
7683 /* Changes Controller {{{ */
7684 @interface ChangesController : CyteViewController <
7685     CyteWebViewDelegate,
7686     UITableViewDataSource,
7687     UITableViewDelegate
7688 > {
7689     _transient Database *database_;
7690     unsigned era_;
7691     _H<NSMutableArray> packages_;
7692     _H<NSMutableArray> sections_;
7693     _H<UITableView, 2> list_;
7694     _H<CyteWebView, 1> dickbar_;
7695     unsigned upgrades_;
7696     _H<IndirectDelegate, 1> indirect_;
7697     _H<CydiaObject> cydia_;
7698 }
7699
7700 - (id) initWithDatabase:(Database *)database;
7701
7702 @end
7703
7704 @implementation ChangesController
7705
7706 - (NSURL *) navigationURL {
7707     return [NSURL URLWithString:@"cydia://changes"];
7708 }
7709
7710 - (void) viewDidAppear:(BOOL)animated {
7711     [super viewDidAppear:animated];
7712     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7713 }
7714
7715 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7716     NSInteger count([sections_ count]);
7717     return count == 0 ? 1 : count;
7718 }
7719
7720 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7721     if ([sections_ count] == 0)
7722         return nil;
7723     return [[sections_ objectAtIndex:section] name];
7724 }
7725
7726 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7727     if ([sections_ count] == 0)
7728         return 0;
7729     return [[sections_ objectAtIndex:section] count];
7730 }
7731
7732 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7733 @synchronized (database_) {
7734     if ([database_ era] != era_)
7735         return nil;
7736
7737     NSUInteger sectionIndex([path section]);
7738     if (sectionIndex >= [sections_ count])
7739         return nil;
7740     Section *section([sections_ objectAtIndex:sectionIndex]);
7741     NSInteger row([path row]);
7742     return [[[packages_ objectAtIndex:([section row] + row)] retain] autorelease];
7743 } }
7744
7745 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7746     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7747     if (cell == nil)
7748         cell = [[[PackageCell alloc] init] autorelease];
7749
7750     Package *package([database_ packageWithName:[[self packageAtIndexPath:path] id]]);
7751     [cell setPackage:package asSummary:false];
7752     return cell;
7753 }
7754
7755 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7756     Package *package([self packageAtIndexPath:path]);
7757     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id] withReferrer:[NSString stringWithFormat:@"%@/#!/changes/", UI_]] autorelease]);
7758     [view setDelegate:delegate_];
7759     [[self navigationController] pushViewController:view animated:YES];
7760     return path;
7761 }
7762
7763 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7764     NSString *context([alert context]);
7765
7766     if ([context isEqualToString:@"norefresh"])
7767         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7768 }
7769
7770 - (void) refreshButtonClicked {
7771     if (IsReachable("cydia.saurik.com")) {
7772         [delegate_ beginUpdate];
7773         [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7774     } else {
7775         UIAlertView *alert = [[[UIAlertView alloc]
7776             initWithTitle:[NSString stringWithFormat:Colon_, Error_, UCLocalize("REFRESH")]
7777             message:@"Host Unreachable" // XXX: Localize
7778             delegate:self
7779             cancelButtonTitle:UCLocalize("OK")
7780             otherButtonTitles:nil
7781         ] autorelease];
7782
7783         [alert setContext:@"norefresh"];
7784         [alert show];
7785     }
7786 }
7787
7788 - (void) upgradeButtonClicked {
7789     [delegate_ distUpgrade];
7790     [[self navigationItem] setRightBarButtonItem:nil animated:YES];
7791 }
7792
7793 - (void) loadView {
7794     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
7795     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
7796     [self setView:view];
7797
7798     list_ = [[[UITableView alloc] initWithFrame:[view bounds] style:UITableViewStylePlain] autorelease];
7799     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7800     [list_ setRowHeight:73];
7801     [(UITableView *) list_ setDataSource:self];
7802     [list_ setDelegate:self];
7803     [view addSubview:list_];
7804
7805     if (AprilFools_ && kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
7806         CGRect dickframe([view bounds]);
7807         dickframe.size.height = 44;
7808
7809         dickbar_ = [[[CyteWebView alloc] initWithFrame:dickframe] autorelease];
7810         [dickbar_ setDelegate:self];
7811         [view addSubview:dickbar_];
7812
7813         [dickbar_ setBackgroundColor:[UIColor clearColor]];
7814         [dickbar_ setScalesPageToFit:YES];
7815
7816         UIWebDocumentView *document([dickbar_ _documentView]);
7817         [document setBackgroundColor:[UIColor clearColor]];
7818         [document setDrawsBackground:NO];
7819
7820         WebView *webview([document webView]);
7821         [webview setShouldUpdateWhileOffscreen:NO];
7822
7823         UIScrollView *scroller([dickbar_ scrollView]);
7824         [scroller setScrollingEnabled:NO];
7825         [scroller setFixedBackgroundPattern:YES];
7826         [scroller setBackgroundColor:[UIColor clearColor]];
7827
7828         WebPreferences *preferences([webview preferences]);
7829         [preferences setCacheModel:WebCacheModelDocumentBrowser];
7830         [preferences setJavaScriptCanOpenWindowsAutomatically:YES];
7831         [preferences setOfflineWebApplicationCacheEnabled:YES];
7832
7833         [dickbar_ loadRequest:[NSURLRequest
7834             requestWithURL:[Diversion divertURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/dickbar/", UI_]]]
7835             cachePolicy:NSURLRequestUseProtocolCachePolicy
7836             timeoutInterval:120
7837         ]];
7838
7839         UIEdgeInsets inset = {44, 0, 0, 0};
7840         [list_ setContentInset:inset];
7841
7842         [dickbar_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
7843     }
7844 }
7845
7846 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
7847     NSURL *url([request URL]);
7848     if (url == nil)
7849         return;
7850
7851     if ([frame isEqualToString:@"_open"])
7852         [delegate_ openURL:url];
7853     else {
7854         WebFrame *frame(nil);
7855         if (NSDictionary *WebActionElement = [action objectForKey:@"WebActionElementKey"])
7856             frame = [WebActionElement objectForKey:@"WebElementFrame"];
7857         if (frame == nil)
7858             frame = [view mainFrame];
7859
7860         WebDataSource *source([frame provisionalDataSource] ?: [frame dataSource]);
7861
7862         CyteViewController *controller([delegate_ pageForURL:url forExternal:NO withReferrer:([request valueForHTTPHeaderField:@"Referer"] ?: [[[source request] URL] absoluteString])] ?: [[[CydiaWebViewController alloc] initWithRequest:request] autorelease]);
7863         [controller setDelegate:delegate_];
7864         [[self navigationController] pushViewController:controller animated:YES];
7865     }
7866
7867     [listener ignore];
7868 }
7869
7870 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
7871     return [CydiaWebViewController requestWithHeaders:request];
7872 }
7873
7874 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7875     [CydiaWebViewController didClearWindowObject:window forFrame:frame withCydia:cydia_];
7876 }
7877
7878 - (void) setDelegate:(id)delegate {
7879     [super setDelegate:delegate];
7880     [cydia_ setDelegate:delegate];
7881 }
7882
7883 - (void) viewDidLoad {
7884     [super viewDidLoad];
7885
7886     [[self navigationItem] setTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES"))];
7887 }
7888
7889 - (void) releaseSubviews {
7890     list_ = nil;
7891
7892     packages_ = nil;
7893     sections_ = nil;
7894     dickbar_ = nil;
7895
7896     [super releaseSubviews];
7897 }
7898
7899 - (id) initWithDatabase:(Database *)database {
7900     if ((self = [super init]) != nil) {
7901         indirect_ = [[[IndirectDelegate alloc] initWithDelegate:self] autorelease];
7902         cydia_ = [[[CydiaObject alloc] initWithDelegate:indirect_] autorelease];
7903         database_ = database;
7904     } return self;
7905 }
7906
7907 - (NSMutableArray *) _reloadPackages {
7908 @synchronized (database_) {
7909     era_ = [database_ era];
7910     NSArray *packages([database_ packages]);
7911
7912     NSMutableArray *filtered([NSMutableArray arrayWithCapacity:[packages count]]);
7913
7914     _trace();
7915     _profile(ChangesController$_reloadPackages$Filter)
7916         for (Package *package in packages)
7917             if ([package upgradableAndEssential:YES] || [package visible])
7918                 CFArrayAppendValue((CFMutableArrayRef) filtered, package);
7919     _end
7920     _trace();
7921     _profile(ChangesController$_reloadPackages$radixSort)
7922         [filtered radixSortUsingFunction:reinterpret_cast<MenesRadixSortFunction>(&PackageChangesRadix) withContext:NULL];
7923     _end
7924     _trace();
7925
7926     return filtered;
7927 } }
7928
7929 - (void) _reloadData {
7930     NSMutableArray *packages;
7931
7932   reload:
7933     if (true) {
7934         UIProgressHUD *hud([delegate_ addProgressHUD]);
7935         [hud setText:UCLocalize("LOADING")];
7936         //NSLog(@"HUD:%@::%@", delegate_, hud);
7937         packages = [self yieldToSelector:@selector(_reloadPackages)];
7938         [delegate_ removeProgressHUD:hud];
7939     } else {
7940         packages = [self _reloadPackages];
7941     }
7942
7943 @synchronized (database_) {
7944     if (era_ != [database_ era])
7945         goto reload;
7946
7947     packages_ = packages;
7948     sections_ = [NSMutableArray arrayWithCapacity:16];
7949
7950     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7951     Section *ignored = nil;
7952     Section *section = nil;
7953     time_t last = 0;
7954
7955     upgrades_ = 0;
7956     bool unseens = false;
7957
7958     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7959
7960     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
7961         Package *package = [packages_ objectAtIndex:offset];
7962
7963         BOOL uae = [package upgradableAndEssential:YES];
7964
7965         if (!uae) {
7966             unseens = true;
7967             time_t seen([package seen]);
7968
7969             if (section == nil || last != seen) {
7970                 last = seen;
7971
7972                 NSString *name;
7973                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7974                 [name autorelease];
7975
7976                 _profile(ChangesController$reloadData$Allocate)
7977                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7978                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7979                     [sections_ addObject:section];
7980                 _end
7981             }
7982
7983             [section addToCount];
7984         } else if ([package ignored]) {
7985             if (ignored == nil) {
7986                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7987             }
7988             [ignored addToCount];
7989         } else {
7990             ++upgrades_;
7991             [upgradable addToCount];
7992         }
7993     }
7994     _trace();
7995
7996     CFRelease(formatter);
7997
7998     if (unseens) {
7999         Section *last = [sections_ lastObject];
8000         size_t count = [last count];
8001         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
8002         [sections_ removeLastObject];
8003     }
8004
8005     if ([ignored count] != 0)
8006         [sections_ insertObject:ignored atIndex:0];
8007     if (upgrades_ != 0)
8008         [sections_ insertObject:upgradable atIndex:0];
8009
8010     [list_ reloadData];
8011
8012     [[self navigationItem] setRightBarButtonItem:(upgrades_ == 0 ? nil : [[[UIBarButtonItem alloc]
8013         initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
8014         style:UIBarButtonItemStylePlain
8015         target:self
8016         action:@selector(upgradeButtonClicked)
8017     ] autorelease]) animated:YES];
8018
8019     [[self navigationItem] setLeftBarButtonItem:([delegate_ updating] ? nil : [[[UIBarButtonItem alloc]
8020         initWithTitle:UCLocalize("REFRESH")
8021         style:UIBarButtonItemStylePlain
8022         target:self
8023         action:@selector(refreshButtonClicked)
8024     ] autorelease]) animated:YES];
8025
8026     PrintTimes();
8027 } }
8028
8029 - (void) reloadData {
8030     [super reloadData];
8031     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
8032 }
8033
8034 @end
8035 /* }}} */
8036 /* Search Controller {{{ */
8037 @interface SearchController : FilteredPackageListController <
8038     UISearchBarDelegate
8039 > {
8040     _H<UISearchBar, 1> search_;
8041     BOOL searchloaded_;
8042 }
8043
8044 - (id) initWithDatabase:(Database *)database query:(NSString *)query;
8045 - (void) reloadData;
8046
8047 @end
8048
8049 @implementation SearchController
8050
8051 - (NSURL *) referrerURL {
8052     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/search?q=%@", UI_, [([search_ text] ?: @"") stringByAddingPercentEscapesIncludingReserved]]];
8053 }
8054
8055 - (NSURL *) navigationURL {
8056     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
8057         return [NSURL URLWithString:@"cydia://search"];
8058     else
8059         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [[search_ text] stringByAddingPercentEscapesIncludingReserved]]];
8060 }
8061
8062 - (NSArray *) termsForQuery:(NSString *)query {
8063     NSMutableArray *terms([NSMutableArray arrayWithCapacity:2]);
8064     for (NSString *component in [query componentsSeparatedByString:@" "])
8065         if ([component length] != 0)
8066             [terms addObject:component];
8067
8068     return terms;
8069 }
8070
8071 - (void) useSearch {
8072     [self setObject:[self termsForQuery:[search_ text]] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
8073     [self clearData];
8074     [self reloadData];
8075 }
8076
8077 - (void) searchBarTextDidBeginEditing:(UISearchBar *)searchBar {
8078     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8079     [self clearData];
8080     [self reloadData];
8081 }
8082
8083 - (void) searchBarButtonClicked:(UISearchBar *)searchBar {
8084     [search_ resignFirstResponder];
8085     [self useSearch];
8086 }
8087
8088 - (void) searchBarCancelButtonClicked:(UISearchBar *)searchBar {
8089     [search_ setText:@""];
8090     [self searchBarButtonClicked:searchBar];
8091 }
8092
8093 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
8094     [self searchBarButtonClicked:searchBar];
8095 }
8096
8097 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
8098     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
8099     [self reloadData];
8100 }
8101
8102 - (bool) shouldYield {
8103     return YES;
8104 }
8105
8106 - (bool) shouldBlock {
8107     return [self filter] == @selector(isUnfilteredAndSearchedForBy:);
8108 }
8109
8110 - (bool) isSummarized {
8111     return [self filter] == @selector(isUnfilteredAndSelectedForBy:);
8112 }
8113
8114 - (bool) showsSections {
8115     return false;
8116 }
8117
8118 - (NSMutableArray *) _reloadPackages {
8119     NSMutableArray *packages([super _reloadPackages]);
8120     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8121         [packages radixSortUsingSelector:@selector(rank)];
8122     return packages;
8123 }
8124
8125 - (id) initWithDatabase:(Database *)database query:(NSString *)query {
8126     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:[self termsForQuery:query]])) {
8127         search_ = [[[UISearchBar alloc] init] autorelease];
8128         [search_ setDelegate:self];
8129
8130         if (query != nil)
8131             [search_ setText:query];
8132     } return self;
8133 }
8134
8135 - (void) viewDidAppear:(BOOL)animated {
8136     [super viewDidAppear:animated];
8137
8138     if (!searchloaded_) {
8139         searchloaded_ = YES;
8140         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
8141         [search_ layoutSubviews];
8142         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
8143
8144         UITextField *textField;
8145         if ([search_ respondsToSelector:@selector(searchField)])
8146             textField = [search_ searchField];
8147         else
8148             textField = MSHookIvar<UITextField *>(search_, "_searchField");
8149
8150         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8151         [textField setEnablesReturnKeyAutomatically:NO];
8152         [[self navigationItem] setTitleView:textField];
8153     }
8154
8155     if ([self isSummarized])
8156         [search_ becomeFirstResponder];
8157 }
8158
8159 - (void) reloadData {
8160     id object([search_ text]);
8161     if ([self filter] == @selector(isUnfilteredAndSearchedForBy:))
8162         object = [self termsForQuery:object];
8163
8164     [self setObject:object];
8165     [self resetCursor];
8166
8167     [super reloadData];
8168 }
8169
8170 - (void) didSelectPackage:(Package *)package {
8171     [search_ resignFirstResponder];
8172     [super didSelectPackage:package];
8173 }
8174
8175 @end
8176 /* }}} */
8177 /* Package Settings Controller {{{ */
8178 @interface PackageSettingsController : CyteViewController <
8179     UITableViewDataSource,
8180     UITableViewDelegate
8181 > {
8182     _transient Database *database_;
8183     _H<NSString> name_;
8184     _H<Package> package_;
8185     _H<UITableView, 2> table_;
8186     _H<UISwitch> subscribedSwitch_;
8187     _H<UISwitch> ignoredSwitch_;
8188     _H<UITableViewCell> subscribedCell_;
8189     _H<UITableViewCell> ignoredCell_;
8190 }
8191
8192 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
8193
8194 @end
8195
8196 @implementation PackageSettingsController
8197
8198 - (NSURL *) navigationURL {
8199     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", (id) name_]];
8200 }
8201
8202 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8203     if (package_ == nil)
8204         return 0;
8205
8206     if ([package_ installed] == nil)
8207         return 1;
8208     else
8209         return 2;
8210 }
8211
8212 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8213     if (package_ == nil)
8214         return 0;
8215
8216     // both sections contain just one item right now.
8217     return 1;
8218 }
8219
8220 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8221     return nil;
8222 }
8223
8224 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8225     if (section == 0)
8226         return UCLocalize("SHOW_ALL_CHANGES_EX");
8227     else
8228         return UCLocalize("IGNORE_UPGRADES_EX");
8229 }
8230
8231 - (void) onSubscribed:(id)control {
8232     bool value([control isOn]);
8233     if (package_ == nil)
8234         return;
8235     if ([package_ setSubscribed:value])
8236         [delegate_ updateData];
8237 }
8238
8239 - (void) _updateIgnored {
8240     const char *package([name_ UTF8String]);
8241     bool on([ignoredSwitch_ isOn]);
8242
8243     pid_t pid(ExecFork());
8244     if (pid == 0) {
8245         FILE *dpkg(popen("dpkg --set-selections", "w"));
8246         fwrite(package, strlen(package), 1, dpkg);
8247
8248         if (on)
8249             fwrite(" hold\n", 6, 1, dpkg);
8250         else
8251             fwrite(" install\n", 9, 1, dpkg);
8252
8253         pclose(dpkg);
8254
8255         exit(0);
8256         _assert(false);
8257     }
8258
8259     ReapZombie(pid);
8260 }
8261
8262 - (void) onIgnored:(id)control {
8263     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
8264     [invocation setTarget:self];
8265     [invocation setSelector:@selector(_updateIgnored)];
8266
8267     [delegate_ reloadDataWithInvocation:invocation];
8268 }
8269
8270 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8271     if (package_ == nil)
8272         return nil;
8273
8274     switch ([indexPath section]) {
8275         case 0: return subscribedCell_;
8276         case 1: return ignoredCell_;
8277
8278         _nodefault
8279     }
8280
8281     return nil;
8282 }
8283
8284 - (void) loadView {
8285     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
8286     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
8287     [self setView:view];
8288
8289     table_ = [[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease];
8290     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8291     [(UITableView *) table_ setDataSource:self];
8292     [table_ setDelegate:self];
8293     [view addSubview:table_];
8294
8295     subscribedSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8296     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8297     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
8298
8299     ignoredSwitch_ = [[[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)] autorelease];
8300     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
8301     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
8302
8303     subscribedCell_ = [[[UITableViewCell alloc] init] autorelease];
8304     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
8305     [subscribedCell_ setAccessoryView:subscribedSwitch_];
8306     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8307
8308     ignoredCell_ = [[[UITableViewCell alloc] init] autorelease];
8309     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8310     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8311     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8312 }
8313
8314 - (void) viewDidLoad {
8315     [super viewDidLoad];
8316
8317     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8318 }
8319
8320 - (void) releaseSubviews {
8321     ignoredCell_ = nil;
8322     subscribedCell_ = nil;
8323     table_ = nil;
8324     ignoredSwitch_ = nil;
8325     subscribedSwitch_ = nil;
8326
8327     [super releaseSubviews];
8328 }
8329
8330 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8331     if ((self = [super init]) != nil) {
8332         database_ = database;
8333         name_ = package;
8334     } return self;
8335 }
8336
8337 - (void) reloadData {
8338     [super reloadData];
8339
8340     package_ = [database_ packageWithName:name_];
8341
8342     if (package_ != nil) {
8343         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8344         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8345     } // XXX: what now, G?
8346
8347     [table_ reloadData];
8348 }
8349
8350 @end
8351 /* }}} */
8352
8353 /* Installed Controller {{{ */
8354 @interface InstalledController : FilteredPackageListController {
8355     BOOL expert_;
8356 }
8357
8358 - (id) initWithDatabase:(Database *)database;
8359
8360 - (void) updateRoleButton;
8361 - (void) queueStatusDidChange;
8362
8363 @end
8364
8365 @implementation InstalledController
8366
8367 - (NSURL *) referrerURL {
8368     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/installed/", UI_]];
8369 }
8370
8371 - (NSURL *) navigationURL {
8372     return [NSURL URLWithString:@"cydia://installed"];
8373 }
8374
8375 - (id) initWithDatabase:(Database *)database {
8376     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8377         [self updateRoleButton];
8378         [self queueStatusDidChange];
8379     } return self;
8380 }
8381
8382 #if !AlwaysReload
8383 - (void) queueButtonClicked {
8384     [delegate_ queue];
8385 }
8386 #endif
8387
8388 - (void) queueStatusDidChange {
8389 #if !AlwaysReload
8390     if (IsWildcat_) {
8391         if (Queuing_) {
8392             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8393                 initWithTitle:UCLocalize("QUEUE")
8394                 style:UIBarButtonItemStyleDone
8395                 target:self
8396                 action:@selector(queueButtonClicked)
8397             ] autorelease]];
8398         } else {
8399             [[self navigationItem] setLeftBarButtonItem:nil];
8400         }
8401     }
8402 #endif
8403 }
8404
8405 - (void) updateRoleButton {
8406     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8407         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8408             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8409             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8410             target:self
8411             action:@selector(roleButtonClicked)
8412         ] autorelease]];
8413 }
8414
8415 - (void) roleButtonClicked {
8416     [self setObject:[NSNumber numberWithBool:expert_]];
8417     [self reloadData];
8418     expert_ = !expert_;
8419
8420     [self updateRoleButton];
8421 }
8422
8423 @end
8424 /* }}} */
8425
8426 /* Source Cell {{{ */
8427 @interface SourceCell : CyteTableViewCell <
8428     CyteTableViewCellDelegate
8429 > {
8430     _H<NSURL> url_;
8431     _H<UIImage> icon_;
8432     _H<NSString> origin_;
8433     _H<NSString> label_;
8434 }
8435
8436 - (void) setSource:(Source *)source;
8437
8438 @end
8439
8440 @implementation SourceCell
8441
8442 - (void) _setImage:(NSArray *)data {
8443     if ([url_ isEqual:[data objectAtIndex:0]]) {
8444         icon_ = [data objectAtIndex:1];
8445         [content_ setNeedsDisplay];
8446     }
8447 }
8448
8449 - (void) _setSource:(NSURL *) url {
8450     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
8451
8452     if (NSData *data = [NSURLConnection
8453         sendSynchronousRequest:[NSURLRequest
8454             requestWithURL:url
8455             cachePolicy:NSURLRequestUseProtocolCachePolicy
8456             timeoutInterval:10
8457         ]
8458
8459         returningResponse:NULL
8460         error:NULL
8461     ])
8462         if (UIImage *image = [UIImage imageWithData:data])
8463             [self performSelectorOnMainThread:@selector(_setImage:) withObject:[NSArray arrayWithObjects:url, image, nil] waitUntilDone:NO];
8464
8465     [pool release];
8466 }
8467
8468 - (void) setSource:(Source *)source {
8469     icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8470
8471     origin_ = [source name];
8472     label_ = [source rooturi];
8473
8474     [content_ setNeedsDisplay];
8475
8476     url_ = [source iconURL];
8477     [NSThread detachNewThreadSelector:@selector(_setSource:) toTarget:self withObject:url_];
8478 }
8479
8480 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8481     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8482         UIView *content([self contentView]);
8483         CGRect bounds([content bounds]);
8484
8485         content_ = [[[CyteTableViewCellContentView alloc] initWithFrame:bounds] autorelease];
8486         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8487         [content_ setBackgroundColor:[UIColor whiteColor]];
8488         [content addSubview:content_];
8489
8490         [content_ setDelegate:self];
8491         [content_ setOpaque:YES];
8492
8493         [[content_ layer] setContentsGravity:kCAGravityTopLeft];
8494     } return self;
8495 }
8496
8497 - (NSString *) accessibilityLabel {
8498     return label_;
8499 }
8500
8501 - (void) drawContentRect:(CGRect)rect {
8502     bool highlighted(highlighted_);
8503     float width(rect.size.width);
8504
8505     if (icon_ != nil) {
8506         CGRect rect;
8507         rect.size = [(UIImage *) icon_ size];
8508
8509         while (rect.size.width > 32 || rect.size.height > 32) {
8510             rect.size.width /= 2;
8511             rect.size.height /= 2;
8512         }
8513
8514         rect.origin.x = 26 - rect.size.width / 2;
8515         rect.origin.y = 26 - rect.size.height / 2;
8516
8517         [icon_ drawInRect:rect];
8518     }
8519
8520     if (highlighted && kCFCoreFoundationVersionNumber < 800)
8521         UISetColor(White_);
8522
8523     if (!highlighted)
8524         UISetColor(Black_);
8525     [origin_ drawAtPoint:CGPointMake(52, 8) forWidth:(width - 61) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8526
8527     if (!highlighted)
8528         UISetColor(Gray_);
8529     [label_ drawAtPoint:CGPointMake(52, 29) forWidth:(width - 61) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8530 }
8531
8532 @end
8533 /* }}} */
8534 /* Source Controller {{{ */
8535 @interface SourceController : FilteredPackageListController {
8536     _transient Source *source_;
8537     _H<NSString> key_;
8538 }
8539
8540 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8541
8542 @end
8543
8544 @implementation SourceController
8545
8546 - (NSURL *) referrerURL {
8547     return [NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/sources/%@", UI_, [key_ stringByAddingPercentEscapesIncludingReserved]]];
8548 }
8549
8550 - (NSURL *) navigationURL {
8551     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [key_ stringByAddingPercentEscapesIncludingReserved]]];
8552 }
8553
8554 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8555     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8556         source_ = source;
8557         key_ = [source key];
8558     } return self;
8559 }
8560
8561 - (void) reloadData {
8562     source_ = [database_ sourceWithKey:key_];
8563     key_ = [source_ key];
8564     [self setObject:source_];
8565
8566     [[self navigationItem] setTitle:[source_ label]];
8567
8568     [super reloadData];
8569 }
8570
8571 @end
8572 /* }}} */
8573 /* Sources Controller {{{ */
8574 @interface SourcesController : CyteViewController <
8575     UITableViewDataSource,
8576     UITableViewDelegate
8577 > {
8578     _transient Database *database_;
8579     unsigned era_;
8580
8581     _H<UITableView, 2> list_;
8582     _H<NSMutableArray> sources_;
8583     int offset_;
8584
8585     _H<NSString> href_;
8586     _H<UIProgressHUD> hud_;
8587     _H<NSError> error_;
8588
8589     //NSURLConnection *installer_;
8590     NSURLConnection *trivial_bz2_;
8591     NSURLConnection *trivial_gz_;
8592     //NSURLConnection *automatic_;
8593
8594     BOOL cydia_;
8595 }
8596
8597 - (id) initWithDatabase:(Database *)database;
8598 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated;
8599
8600 @end
8601
8602 @implementation SourcesController
8603
8604 - (void) _releaseConnection:(NSURLConnection *)connection {
8605     if (connection != nil) {
8606         [connection cancel];
8607         //[connection setDelegate:nil];
8608         [connection release];
8609     }
8610 }
8611
8612 - (void) dealloc {
8613     //[self _releaseConnection:installer_];
8614     [self _releaseConnection:trivial_gz_];
8615     [self _releaseConnection:trivial_bz2_];
8616     //[self _releaseConnection:automatic_];
8617
8618     [super dealloc];
8619 }
8620
8621 - (NSURL *) navigationURL {
8622     return [NSURL URLWithString:@"cydia://sources"];
8623 }
8624
8625 - (void) viewDidAppear:(BOOL)animated {
8626     [super viewDidAppear:animated];
8627     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8628 }
8629
8630 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8631     return 1;
8632 }
8633
8634 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8635     return nil;
8636 }
8637
8638 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8639     return [sources_ count];
8640 }
8641
8642 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8643 @synchronized (database_) {
8644     if ([database_ era] != era_)
8645         return nil;
8646
8647     NSUInteger index([indexPath row]);
8648     return index < [sources_ count] ? [sources_ objectAtIndex:index] : nil;
8649 } }
8650
8651 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8652     static NSString *cellIdentifier = @"SourceCell";
8653
8654     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8655     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8656     [cell setSource:[self sourceAtIndexPath:indexPath]];
8657     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8658
8659     return cell;
8660 }
8661
8662 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8663     Source *source = [self sourceAtIndexPath:indexPath];
8664     if (source == nil) return;
8665
8666     SourceController *controller = [[[SourceController alloc]
8667         initWithDatabase:database_
8668         source:source
8669     ] autorelease];
8670
8671     [controller setDelegate:delegate_];
8672
8673     [[self navigationController] pushViewController:controller animated:YES];
8674 }
8675
8676 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8677     Source *source = [self sourceAtIndexPath:indexPath];
8678     return [source record] != nil;
8679 }
8680
8681 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8682     if (editingStyle ==  UITableViewCellEditingStyleDelete) {
8683         Source *source = [self sourceAtIndexPath:indexPath];
8684         if (source == nil) return;
8685
8686         [Sources_ removeObjectForKey:[source key]];
8687         Changed_ = true;
8688
8689         [delegate_ _saveConfig];
8690         [delegate_ reloadDataWithInvocation:nil];
8691     }
8692 }
8693
8694 - (void) complete {
8695     [delegate_ addTrivialSource:href_];
8696     href_ = nil;
8697
8698     [delegate_ syncData];
8699 }
8700
8701 - (NSString *) getWarning {
8702     NSString *href(href_);
8703     NSRange colon([href rangeOfString:@"://"]);
8704     if (colon.location != NSNotFound)
8705         href = [href substringFromIndex:(colon.location + 3)];
8706     href = [href stringByAddingPercentEscapes];
8707     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8708
8709     NSURL *url([NSURL URLWithString:href]);
8710
8711     NSStringEncoding encoding;
8712     NSError *error(nil);
8713
8714     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8715         return [warning length] == 0 ? nil : warning;
8716     return nil;
8717 }
8718
8719 - (void) _endConnection:(NSURLConnection *)connection {
8720     // XXX: the memory management in this method is horribly awkward
8721
8722     NSURLConnection **field = NULL;
8723     if (connection == trivial_bz2_)
8724         field = &trivial_bz2_;
8725     else if (connection == trivial_gz_)
8726         field = &trivial_gz_;
8727     _assert(field != NULL);
8728     [connection release];
8729     *field = nil;
8730
8731     if (
8732         trivial_bz2_ == nil &&
8733         trivial_gz_ == nil
8734     ) {
8735         NSString *warning(cydia_ ? [self yieldToSelector:@selector(getWarning)] : nil);
8736
8737         [delegate_ releaseNetworkActivityIndicator];
8738
8739         [delegate_ removeProgressHUD:hud_];
8740         hud_ = nil;
8741
8742         if (cydia_) {
8743             if (warning != nil) {
8744                 UIAlertView *alert = [[[UIAlertView alloc]
8745                     initWithTitle:UCLocalize("SOURCE_WARNING")
8746                     message:warning
8747                     delegate:self
8748                     cancelButtonTitle:UCLocalize("CANCEL")
8749                     otherButtonTitles:
8750                         UCLocalize("ADD_ANYWAY"),
8751                     nil
8752                 ] autorelease];
8753
8754                 [alert setContext:@"warning"];
8755                 [alert setNumberOfRows:1];
8756                 [alert show];
8757
8758                 // XXX: there used to be this great mechanism called yieldToPopup... who deleted it?
8759                 error_ = nil;
8760                 return;
8761             }
8762
8763             [self complete];
8764         } else if (error_ != nil) {
8765             UIAlertView *alert = [[[UIAlertView alloc]
8766                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8767                 message:[error_ localizedDescription]
8768                 delegate:self
8769                 cancelButtonTitle:UCLocalize("OK")
8770                 otherButtonTitles:nil
8771             ] autorelease];
8772
8773             [alert setContext:@"urlerror"];
8774             [alert show];
8775
8776             href_ = nil;
8777         } else {
8778             UIAlertView *alert = [[[UIAlertView alloc]
8779                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8780                 message:UCLocalize("NOT_REPOSITORY_EX")
8781                 delegate:self
8782                 cancelButtonTitle:UCLocalize("OK")
8783                 otherButtonTitles:nil
8784             ] autorelease];
8785
8786             [alert setContext:@"trivial"];
8787             [alert show];
8788
8789             href_ = nil;
8790         }
8791
8792         error_ = nil;
8793     }
8794 }
8795
8796 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8797     switch ([response statusCode]) {
8798         case 200:
8799             cydia_ = YES;
8800     }
8801 }
8802
8803 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8804     lprintf("connection:\"%s\" didFailWithError:\"%s\"\n", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8805     error_ = error;
8806     [self _endConnection:connection];
8807 }
8808
8809 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8810     [self _endConnection:connection];
8811 }
8812
8813 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8814     NSURL *url([NSURL URLWithString:href]);
8815
8816     NSMutableURLRequest *request = [NSMutableURLRequest
8817         requestWithURL:url
8818         cachePolicy:NSURLRequestUseProtocolCachePolicy
8819         timeoutInterval:10
8820     ];
8821
8822     [request setHTTPMethod:method];
8823
8824     if (Machine_ != NULL)
8825         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8826
8827     if (UniqueID_ != nil)
8828         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8829
8830     if ([url isCydiaSecure]) {
8831         if (UniqueID_ != nil)
8832             [request setValue:UniqueID_ forHTTPHeaderField:@"X-Cydia-Id"];
8833     }
8834
8835     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8836 }
8837
8838 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8839     NSString *context([alert context]);
8840
8841     if ([context isEqualToString:@"source"]) {
8842         switch (button) {
8843             case 1: {
8844                 NSString *href = [[alert textField] text];
8845
8846                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8847
8848                 if (![href hasSuffix:@"/"])
8849                     href_ = [href stringByAppendingString:@"/"];
8850                 else
8851                     href_ = href;
8852
8853                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8854                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8855                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8856
8857                 cydia_ = false;
8858
8859                 // XXX: this is stupid
8860                 hud_ = [delegate_ addProgressHUD];
8861                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8862                 [delegate_ retainNetworkActivityIndicator];
8863             } break;
8864
8865             case 0:
8866             break;
8867
8868             _nodefault
8869         }
8870
8871         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8872     } else if ([context isEqualToString:@"trivial"])
8873         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8874     else if ([context isEqualToString:@"urlerror"])
8875         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8876     else if ([context isEqualToString:@"warning"]) {
8877         switch (button) {
8878             case 1:
8879                 [self performSelector:@selector(complete) withObject:nil afterDelay:0];
8880             break;
8881
8882             case 0:
8883             break;
8884
8885             _nodefault
8886         }
8887
8888         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8889     }
8890 }
8891
8892 - (void) loadView {
8893     list_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStylePlain] autorelease];
8894     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8895     [list_ setRowHeight:53];
8896     [(UITableView *) list_ setDataSource:self];
8897     [list_ setDelegate:self];
8898     [self setView:list_];
8899 }
8900
8901 - (void) viewDidLoad {
8902     [super viewDidLoad];
8903
8904     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8905     [self updateButtonsForEditingStatusAnimated:NO];
8906 }
8907
8908 - (void) viewWillAppear:(BOOL)animated {
8909     [super viewWillAppear:animated];
8910
8911     [list_ setEditing:NO];
8912     [self updateButtonsForEditingStatusAnimated:NO];
8913 }
8914
8915 - (void) releaseSubviews {
8916     list_ = nil;
8917
8918     sources_ = nil;
8919
8920     [super releaseSubviews];
8921 }
8922
8923 - (id) initWithDatabase:(Database *)database {
8924     if ((self = [super init]) != nil) {
8925         database_ = database;
8926     } return self;
8927 }
8928
8929 - (void) reloadData {
8930     [super reloadData];
8931
8932 @synchronized (database_) {
8933     era_ = [database_ era];
8934
8935     sources_ = [NSMutableArray arrayWithCapacity:16];
8936     [sources_ addObjectsFromArray:[database_ sources]];
8937     _trace();
8938     [sources_ sortUsingSelector:@selector(compareByName:)];
8939     _trace();
8940
8941     int count([sources_ count]);
8942     offset_ = 0;
8943     for (int i = 0; i != count; i++) {
8944         if ([[sources_ objectAtIndex:i] record] == nil)
8945             break;
8946         offset_++;
8947     }
8948
8949     [list_ reloadData];
8950 } }
8951
8952 - (void) showAddSourcePrompt {
8953     UIAlertView *alert = [[[UIAlertView alloc]
8954         initWithTitle:UCLocalize("ENTER_APT_URL")
8955         message:nil
8956         delegate:self
8957         cancelButtonTitle:UCLocalize("CANCEL")
8958         otherButtonTitles:
8959             UCLocalize("ADD_SOURCE"),
8960         nil
8961     ] autorelease];
8962
8963     [alert setContext:@"source"];
8964
8965     [alert setNumberOfRows:1];
8966     [alert addTextFieldWithValue:@"http://" label:@""];
8967
8968     UITextInputTraits *traits = [[alert textField] textInputTraits];
8969     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8970     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8971     [traits setKeyboardType:UIKeyboardTypeURL];
8972     // XXX: UIReturnKeyDone
8973     [traits setReturnKeyType:UIReturnKeyNext];
8974
8975     [alert show];
8976 }
8977
8978 - (void) addButtonClicked {
8979     [self showAddSourcePrompt];
8980 }
8981
8982 - (void) updateButtonsForEditingStatusAnimated:(BOOL)animated {
8983     BOOL editing([list_ isEditing]);
8984
8985     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8986         initWithTitle:UCLocalize("ADD")
8987         style:UIBarButtonItemStylePlain
8988         target:self
8989         action:@selector(addButtonClicked)
8990     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8991
8992     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8993         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8994         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8995         target:self
8996         action:@selector(editButtonClicked)
8997     ] autorelease] animated:animated];
8998
8999     if (IsWildcat_ && !editing)
9000         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
9001             initWithTitle:UCLocalize("SETTINGS")
9002             style:UIBarButtonItemStylePlain
9003             target:self
9004             action:@selector(settingsButtonClicked)
9005         ] autorelease]];
9006 }
9007
9008 - (void) settingsButtonClicked {
9009     [delegate_ showSettings];
9010 }
9011
9012 - (void) editButtonClicked {
9013     [list_ setEditing:![list_ isEditing] animated:YES];
9014     [self updateButtonsForEditingStatusAnimated:YES];
9015 }
9016
9017 @end
9018 /* }}} */
9019
9020 /* Settings Controller {{{ */
9021 @interface SettingsController : CyteViewController <
9022     UITableViewDataSource,
9023     UITableViewDelegate
9024 > {
9025     _transient Database *database_;
9026     // XXX: ok, "roledelegate_"?...
9027     _transient id roledelegate_;
9028     _H<UITableView, 2> table_;
9029     _H<UISegmentedControl> segment_;
9030     _H<UIView> container_;
9031 }
9032
9033 - (void) showDoneButton;
9034 - (void) resizeSegmentedControl;
9035
9036 @end
9037
9038 @implementation SettingsController
9039
9040 - (void) loadView {
9041     table_ = [[[UITableView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame] style:UITableViewStyleGrouped] autorelease];
9042     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9043     [table_ setDelegate:self];
9044     [(UITableView *) table_ setDataSource:self];
9045     [self setView:table_];
9046
9047     NSArray *items = [NSArray arrayWithObjects:
9048         UCLocalize("USER"),
9049         UCLocalize("HACKER"),
9050         UCLocalize("DEVELOPER"),
9051     nil];
9052     segment_ = [[[UISegmentedControl alloc] initWithItems:items] autorelease];
9053     container_ = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)] autorelease];
9054     [container_ addSubview:segment_];
9055 }
9056
9057 - (void) viewDidLoad {
9058     [super viewDidLoad];
9059
9060     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
9061
9062     int index = -1;
9063     if ([Role_ isEqualToString:@"User"]) index = 0;
9064     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
9065     if ([Role_ isEqualToString:@"Developer"]) index = 2;
9066     if (index != -1) {
9067         [segment_ setSelectedSegmentIndex:index];
9068         [self showDoneButton];
9069     }
9070
9071     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
9072     [self resizeSegmentedControl];
9073 }
9074
9075 - (void) releaseSubviews {
9076     table_ = nil;
9077     segment_ = nil;
9078     container_ = nil;
9079
9080     [super releaseSubviews];
9081 }
9082
9083 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
9084     if ((self = [super init]) != nil) {
9085         database_ = database;
9086         roledelegate_ = delegate;
9087     } return self;
9088 }
9089
9090 - (void) resizeSegmentedControl {
9091     CGFloat width = [[self view] frame].size.width;
9092     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
9093 }
9094
9095 - (void) viewWillAppear:(BOOL)animated {
9096     [super viewWillAppear:animated];
9097     [self resizeSegmentedControl];
9098 }
9099
9100 - (void) viewDidAppear:(BOOL)animated {
9101     [super viewDidAppear:animated];
9102     [segment_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin)];
9103     [self resizeSegmentedControl];
9104 }
9105
9106 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
9107     [self resizeSegmentedControl];
9108 }
9109
9110 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
9111     [self resizeSegmentedControl];
9112 }
9113
9114 - (void) save {
9115     NSString *role(nil);
9116
9117     switch ([segment_ selectedSegmentIndex]) {
9118         case 0: role = @"User"; break;
9119         case 1: role = @"Hacker"; break;
9120         case 2: role = @"Developer"; break;
9121
9122         _nodefault
9123     }
9124
9125     if (![role isEqualToString:Role_]) {
9126         bool rolling(Role_ == nil);
9127         Role_ = role;
9128
9129         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
9130             Role_, @"Role",
9131         nil];
9132
9133         [Metadata_ setObject:Settings_ forKey:@"Settings"];
9134         Changed_ = true;
9135
9136         if (rolling)
9137             [roledelegate_ loadData];
9138         else
9139             [roledelegate_ updateData];
9140     }
9141 }
9142
9143 - (void) segmentChanged:(UISegmentedControl *)control {
9144     [self showDoneButton];
9145 }
9146
9147 - (void) saveAndClose {
9148     [self save];
9149
9150     [[self navigationItem] setRightBarButtonItem:nil];
9151     [[self navigationController] dismissModalViewControllerAnimated:YES];
9152 }
9153
9154 - (void) doneButtonClicked {
9155     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
9156     [spinner startAnimating];
9157     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
9158     [[self navigationItem] setRightBarButtonItem:spinItem];
9159
9160     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
9161 }
9162
9163 - (void) showDoneButton {
9164     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
9165         initWithTitle:UCLocalize("DONE")
9166         style:UIBarButtonItemStyleDone
9167         target:self
9168         action:@selector(doneButtonClicked)
9169     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
9170 }
9171
9172 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
9173     // XXX: For not having a single cell in the table, this sure is a lot of sections.
9174     return 6;
9175 }
9176
9177 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
9178     return 0; // :(
9179 }
9180
9181 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
9182     return nil; // This method is required by the protocol.
9183 }
9184
9185 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
9186     if (section == 1)
9187         return UCLocalize("ROLE_EX");
9188     if (section == 4)
9189         return [NSString stringWithFormat:
9190             @"%@: %@\n%@: %@\n%@: %@",
9191             UCLocalize("USER"), UCLocalize("USER_EX"),
9192             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
9193             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
9194         ];
9195     else return nil;
9196 }
9197
9198 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
9199     return section == 3 ? 44.0f : 0;
9200 }
9201
9202 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
9203     return section == 3 ? container_ : nil;
9204 }
9205
9206 - (void) reloadData {
9207     [super reloadData];
9208
9209     [table_ reloadData];
9210 }
9211
9212 @end
9213 /* }}} */
9214 /* Stash Controller {{{ */
9215 @interface StashController : CyteViewController {
9216     _H<UIActivityIndicatorView> spinner_;
9217     _H<UILabel> status_;
9218     _H<UILabel> caption_;
9219 }
9220
9221 @end
9222
9223 @implementation StashController
9224
9225 - (void) loadView {
9226     UIView *view([[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]);
9227     [view setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
9228     [self setView:view];
9229
9230     [view setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
9231
9232     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
9233     CGRect spinrect = [spinner_ frame];
9234     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
9235     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
9236     [spinner_ setFrame:spinrect];
9237     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
9238     [view addSubview:spinner_];
9239     [spinner_ startAnimating];
9240
9241     CGRect captrect;
9242     captrect.size.width = [[self view] frame].size.width;
9243     captrect.size.height = 40.0f;
9244     captrect.origin.x = 0;
9245     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
9246     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
9247     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
9248     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9249     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
9250     [caption_ setTextColor:[UIColor whiteColor]];
9251     [caption_ setBackgroundColor:[UIColor clearColor]];
9252     [caption_ setShadowColor:[UIColor blackColor]];
9253     [caption_ setTextAlignment:UITextAlignmentCenter];
9254     [view addSubview:caption_];
9255
9256     CGRect statusrect;
9257     statusrect.size.width = [[self view] frame].size.width;
9258     statusrect.size.height = 30.0f;
9259     statusrect.origin.x = 0;
9260     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
9261     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
9262     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
9263     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
9264     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
9265     [status_ setTextColor:[UIColor whiteColor]];
9266     [status_ setBackgroundColor:[UIColor clearColor]];
9267     [status_ setShadowColor:[UIColor blackColor]];
9268     [status_ setTextAlignment:UITextAlignmentCenter];
9269     [view addSubview:status_];
9270 }
9271
9272 - (void) releaseSubviews {
9273     spinner_ = nil;
9274     status_ = nil;
9275     caption_ = nil;
9276
9277     [super releaseSubviews];
9278 }
9279
9280 @end
9281 /* }}} */
9282
9283 @interface CYURLCache : SDURLCache {
9284 }
9285
9286 @end
9287
9288 @implementation CYURLCache
9289
9290 - (void) logEvent:(NSString *)event forRequest:(NSURLRequest *)request {
9291 #if !ForRelease
9292     if (false);
9293     else if ([event isEqualToString:@"no-cache"])
9294         event = @"!!!";
9295     else if ([event isEqualToString:@"store"])
9296         event = @">>>";
9297     else if ([event isEqualToString:@"invalid"])
9298         event = @"???";
9299     else if ([event isEqualToString:@"memory"])
9300         event = @"mem";
9301     else if ([event isEqualToString:@"disk"])
9302         event = @"ssd";
9303     else if ([event isEqualToString:@"miss"])
9304         event = @"---";
9305
9306     NSLog(@"%@: %@", event, [[request URL] absoluteString]);
9307 #endif
9308 }
9309
9310 - (void) storeCachedResponse:(NSCachedURLResponse *)cached forRequest:(NSURLRequest *)request {
9311     if (NSURLResponse *response = [cached response])
9312         if (NSString *mime = [response MIMEType])
9313             if ([mime isEqualToString:@"text/cache-manifest"]) {
9314                 NSURL *url([response URL]);
9315
9316 #if !ForRelease
9317                 NSLog(@"###: %@", [url absoluteString]);
9318 #endif
9319
9320                 @synchronized (HostConfig_) {
9321                     [CachedURLs_ addObject:url];
9322                 }
9323             }
9324
9325     [super storeCachedResponse:cached forRequest:request];
9326 }
9327
9328 @end
9329
9330 @interface Cydia : UIApplication <
9331     ConfirmationControllerDelegate,
9332     DatabaseDelegate,
9333     CydiaDelegate,
9334     UINavigationControllerDelegate,
9335     UITabBarControllerDelegate
9336 > {
9337     _H<UIWindow> window_;
9338     _H<CYTabBarController> tabbar_;
9339     _H<CydiaLoadingViewController> emulated_;
9340
9341     _H<NSMutableArray> essential_;
9342     _H<NSMutableArray> broken_;
9343
9344     Database *database_;
9345
9346     _H<NSURL> starturl_;
9347
9348     unsigned locked_;
9349     unsigned activity_;
9350
9351     _H<StashController> stash_;
9352
9353     bool loaded_;
9354 }
9355
9356 - (void) loadData;
9357
9358 @end
9359
9360 @implementation Cydia
9361
9362 - (void) lockSuspend {
9363     if (locked_++ == 0) {
9364         if ($SBSSetInterceptsMenuButtonForever != NULL)
9365             (*$SBSSetInterceptsMenuButtonForever)(true);
9366
9367         [self setIdleTimerDisabled:YES];
9368     }
9369 }
9370
9371 - (void) unlockSuspend {
9372     if (--locked_ == 0) {
9373         [self setIdleTimerDisabled:NO];
9374
9375         if ($SBSSetInterceptsMenuButtonForever != NULL)
9376             (*$SBSSetInterceptsMenuButtonForever)(false);
9377     }
9378 }
9379
9380 - (void) beginUpdate {
9381     [tabbar_ beginUpdate];
9382 }
9383
9384 - (BOOL) updating {
9385     return [tabbar_ updating];
9386 }
9387
9388 - (void) _loaded {
9389     if ([broken_ count] != 0) {
9390         int count = [broken_ count];
9391
9392         UIAlertView *alert = [[[UIAlertView alloc]
9393             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9394             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9395             delegate:self
9396             cancelButtonTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("FORCIBLY_CLEAR"), UCLocalize("UNSAFE")]
9397             otherButtonTitles:
9398                 UCLocalize("TEMPORARY_IGNORE"),
9399             nil
9400         ] autorelease];
9401
9402         [alert setContext:@"fixhalf"];
9403         [alert setNumberOfRows:2];
9404         [alert show];
9405     } else if (!Ignored_ && [essential_ count] != 0) {
9406         int count = [essential_ count];
9407
9408         UIAlertView *alert = [[[UIAlertView alloc]
9409             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9410             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9411             delegate:self
9412             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9413             otherButtonTitles:
9414                 UCLocalize("UPGRADE_ESSENTIAL"),
9415                 UCLocalize("COMPLETE_UPGRADE"),
9416             nil
9417         ] autorelease];
9418
9419         [alert setContext:@"upgrade"];
9420         [alert show];
9421     }
9422 }
9423
9424 - (void) returnToCydia {
9425     [self _loaded];
9426 }
9427
9428 - (void) _saveConfig {
9429     @synchronized (database_) {
9430         _trace();
9431         MetaFile_.Sync();
9432         _trace();
9433     }
9434
9435     if (Changed_) {
9436         NSString *error(nil);
9437
9438         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9439             _trace();
9440             NSError *error(nil);
9441             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9442                 NSLog(@"failure to save metadata data: %@", error);
9443             _trace();
9444
9445             Changed_ = false;
9446         } else {
9447             NSLog(@"failure to serialize metadata: %@", error);
9448         }
9449     }
9450
9451     CydiaWriteSources();
9452 }
9453
9454 // Navigation controller for the queuing badge.
9455 - (UINavigationController *) queueNavigationController {
9456     NSArray *controllers = [tabbar_ viewControllers];
9457     return [controllers objectAtIndex:3];
9458 }
9459
9460 - (void) unloadData {
9461     [tabbar_ unloadData];
9462 }
9463
9464 - (void) _updateData {
9465     [self _saveConfig];
9466     [self unloadData];
9467
9468     UINavigationController *navigation = [self queueNavigationController];
9469
9470     id queuedelegate = nil;
9471     if ([[navigation viewControllers] count] > 0)
9472         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9473
9474     [queuedelegate queueStatusDidChange];
9475     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9476 }
9477
9478 - (void) _refreshIfPossible:(NSDate *)update {
9479     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9480
9481     bool recently = false;
9482     if (update != nil) {
9483         NSTimeInterval interval([update timeIntervalSinceNow]);
9484         if (interval <= 0 && interval > -(15*60))
9485             recently = true;
9486     }
9487
9488     // Don't automatic refresh if:
9489     //  - We already refreshed recently.
9490     //  - We already auto-refreshed this launch.
9491     //  - Auto-refresh is disabled.
9492     //  - Cydia's server is not reachable
9493     if (recently || loaded_ || ManualRefresh || !IsReachable("cydia.saurik.com")) {
9494         // If we are cancelling, we need to make sure it knows it's already loaded.
9495         loaded_ = true;
9496
9497         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9498     } else {
9499         // We are going to load, so remember that.
9500         loaded_ = true;
9501
9502         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9503     }
9504
9505     [pool release];
9506 }
9507
9508 - (void) refreshIfPossible {
9509     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9510 }
9511
9512 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9513 @synchronized (self) {
9514     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9515     if (hud != nil)
9516         [hud setText:UCLocalize("RELOADING_DATA")];
9517
9518     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9519
9520     size_t changes(0);
9521
9522     [essential_ removeAllObjects];
9523     [broken_ removeAllObjects];
9524
9525     NSArray *packages([database_ packages]);
9526     for (Package *package in packages) {
9527         if ([package half])
9528             [broken_ addObject:package];
9529         if ([package upgradableAndEssential:YES] && ![package ignored]) {
9530             if ([package essential] && [package installed] != nil)
9531                 [essential_ addObject:package];
9532             ++changes;
9533         }
9534     }
9535
9536     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9537     if (changes != 0) {
9538         _trace();
9539         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9540         [changesItem setBadgeValue:badge];
9541         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9542         [self setApplicationIconBadgeNumber:changes];
9543     } else {
9544         _trace();
9545         [changesItem setBadgeValue:nil];
9546         [changesItem setAnimatedBadge:NO];
9547         [self setApplicationIconBadgeNumber:0];
9548     }
9549
9550     [self _updateData];
9551
9552     if (hud != nil)
9553         [self removeProgressHUD:hud];
9554 } }
9555
9556 - (void) updateData {
9557     [self _updateData];
9558 }
9559
9560 - (void) updateDataAndLoad {
9561     [self _updateData];
9562     if ([database_ progressDelegate] == nil)
9563         [self _loaded];
9564 }
9565
9566 - (void) update_ {
9567     [database_ update];
9568     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9569 }
9570
9571 - (void) disemulate {
9572     if (emulated_ == nil)
9573         return;
9574
9575     [window_ addSubview:[tabbar_ view]];
9576     [[emulated_ view] removeFromSuperview];
9577     emulated_ = nil;
9578     [window_ setUserInteractionEnabled:YES];
9579 }
9580
9581 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9582     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9583     if (IsWildcat_)
9584         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9585
9586     UIViewController *parent;
9587     if (emulated_ == nil)
9588         parent = tabbar_;
9589     else if (!force)
9590         parent = emulated_;
9591     else {
9592         [self disemulate];
9593         parent = tabbar_;
9594     }
9595
9596     [parent presentModalViewController:navigation animated:YES];
9597 }
9598
9599 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9600     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9601
9602     if (navigation != nil)
9603         [navigation pushViewController:progress animated:YES];
9604     else
9605         [self presentModalViewController:progress force:YES];
9606
9607     [progress invoke:invocation withTitle:title];
9608     return progress;
9609 }
9610
9611 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9612     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9613 }
9614
9615 - (void) repairWithInvocation:(NSInvocation *)invocation {
9616     _trace();
9617     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9618     _trace();
9619 }
9620
9621 - (void) repairWithSelector:(SEL)selector {
9622     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9623 }
9624
9625 - (void) reloadData {
9626     [self reloadDataWithInvocation:nil];
9627     if ([database_ progressDelegate] == nil)
9628         [self _loaded];
9629 }
9630
9631 - (void) syncData {
9632     [self _saveConfig];
9633     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9634 }
9635
9636 - (void) addSource:(NSDictionary *) source {
9637     CydiaAddSource(source);
9638 }
9639
9640 - (void) addSource:(NSString *)href withDistribution:(NSString *)distribution andSections:(NSArray *)sections {
9641     CydiaAddSource(href, distribution, sections);
9642 }
9643
9644 - (void) addTrivialSource:(NSString *)href {
9645     CydiaAddSource(href, @"./");
9646 }
9647
9648 - (void) updateValues {
9649     Changed_ = true;
9650 }
9651
9652 - (void) resolve {
9653     pkgProblemResolver *resolver = [database_ resolver];
9654
9655     resolver->InstallProtect();
9656     if (!resolver->Resolve(true))
9657         _error->Discard();
9658 }
9659
9660 - (bool) perform {
9661     // XXX: this is a really crappy way of doing this.
9662     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9663     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9664     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9665     if ([tabbar_ updating])
9666         [tabbar_ cancelUpdate];
9667
9668     if (![database_ prepare])
9669         return false;
9670
9671     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9672     [page setDelegate:self];
9673     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9674
9675     if (IsWildcat_)
9676         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9677     [tabbar_ presentModalViewController:confirm_ animated:YES];
9678
9679     return true;
9680 }
9681
9682 - (void) queue {
9683     @synchronized (self) {
9684         [self perform];
9685     }
9686 }
9687
9688 - (void) clearPackage:(Package *)package {
9689     @synchronized (self) {
9690         [package clear];
9691         [self resolve];
9692         [self perform];
9693     }
9694 }
9695
9696 - (void) installPackages:(NSArray *)packages {
9697     @synchronized (self) {
9698         for (Package *package in packages)
9699             [package install];
9700         [self resolve];
9701         [self perform];
9702     }
9703 }
9704
9705 - (void) installPackage:(Package *)package {
9706     @synchronized (self) {
9707         [package install];
9708         [self resolve];
9709         [self perform];
9710     }
9711 }
9712
9713 - (void) removePackage:(Package *)package {
9714     @synchronized (self) {
9715         [package remove];
9716         [self resolve];
9717         [self perform];
9718     }
9719 }
9720
9721 - (void) distUpgrade {
9722     @synchronized (self) {
9723         if (![database_ upgrade])
9724             return;
9725         [self perform];
9726     }
9727 }
9728
9729 - (void) _uicache {
9730     _trace();
9731     system("su -c /usr/bin/uicache mobile");
9732     _trace();
9733 }
9734
9735 - (void) uicache {
9736     UIProgressHUD *hud([self addProgressHUD]);
9737     [hud setText:UCLocalize("LOADING")];
9738     [self yieldToSelector:@selector(_uicache)];
9739     [self removeProgressHUD:hud];
9740 }
9741
9742 - (void) perform_ {
9743     [database_ perform];
9744     [self performSelectorOnMainThread:@selector(reloadData) withObject:nil waitUntilDone:YES];
9745     [self performSelectorOnMainThread:@selector(uicache) withObject:nil waitUntilDone:YES];
9746 }
9747
9748 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9749     Queuing_ = false;
9750     [self lockSuspend];
9751     [self detachNewProgressSelector:@selector(perform_) toTarget:self forController:navigation title:@"RUNNING"];
9752     [self unlockSuspend];
9753 }
9754
9755 - (void) showSettings {
9756     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9757 }
9758
9759 - (void) retainNetworkActivityIndicator {
9760     if (activity_++ == 0)
9761         [self setNetworkActivityIndicatorVisible:YES];
9762
9763 #if TraceLogging
9764     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9765 #endif
9766 }
9767
9768 - (void) releaseNetworkActivityIndicator {
9769     if (--activity_ == 0)
9770         [self setNetworkActivityIndicatorVisible:NO];
9771
9772 #if TraceLogging
9773     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9774 #endif
9775
9776 }
9777
9778 - (void) cancelAndClear:(bool)clear {
9779     @synchronized (self) {
9780         if (clear) {
9781             [database_ clear];
9782             Queuing_ = false;
9783         } else {
9784             Queuing_ = true;
9785         }
9786
9787         [self _updateData];
9788     }
9789 }
9790
9791 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9792     NSString *context([alert context]);
9793
9794     if ([context isEqualToString:@"conffile"]) {
9795         FILE *input = [database_ input];
9796         if (button == [alert cancelButtonIndex])
9797             fprintf(input, "N\n");
9798         else if (button == [alert firstOtherButtonIndex])
9799             fprintf(input, "Y\n");
9800         fflush(input);
9801
9802         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9803     } else if ([context isEqualToString:@"fixhalf"]) {
9804         if (button == [alert cancelButtonIndex]) {
9805             @synchronized (self) {
9806                 for (Package *broken in (id) broken_) {
9807                     [broken remove];
9808
9809                     NSString *id = [broken id];
9810                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9811                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9812                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9813                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9814                 }
9815
9816                 [self resolve];
9817                 [self perform];
9818             }
9819         } else if (button == [alert firstOtherButtonIndex]) {
9820             [broken_ removeAllObjects];
9821             [self _loaded];
9822         }
9823
9824         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9825     } else if ([context isEqualToString:@"upgrade"]) {
9826         if (button == [alert firstOtherButtonIndex]) {
9827             @synchronized (self) {
9828                 for (Package *essential in (id) essential_)
9829                     [essential install];
9830
9831                 [self resolve];
9832                 [self perform];
9833             }
9834         } else if (button == [alert firstOtherButtonIndex] + 1) {
9835             [self distUpgrade];
9836         } else if (button == [alert cancelButtonIndex]) {
9837             Ignored_ = YES;
9838         }
9839
9840         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9841     }
9842 }
9843
9844 - (void) system:(NSString *)command {
9845     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9846
9847     _trace();
9848     system([command UTF8String]);
9849     _trace();
9850
9851     [pool release];
9852 }
9853
9854 - (void) applicationWillSuspend {
9855     [database_ clean];
9856     [super applicationWillSuspend];
9857 }
9858
9859 - (BOOL) isSafeToSuspend {
9860     if (locked_ != 0) {
9861 #if !ForRelease
9862         NSLog(@"isSafeToSuspend: locked_ != 0");
9863 #endif
9864         return false;
9865     }
9866
9867     // Use external process status API internally.
9868     // This is probably a really bad idea.
9869     // XXX: what is the point of this? does this solve anything at all?
9870     uint64_t status = 0;
9871     int notify_token;
9872     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9873         notify_get_state(notify_token, &status);
9874         notify_cancel(notify_token);
9875     }
9876
9877     if (status != 0) {
9878 #if !ForRelease
9879         NSLog(@"isSafeToSuspend: status != 0");
9880 #endif
9881         return false;
9882     }
9883
9884 #if !ForRelease
9885     NSLog(@"isSafeToSuspend: -> true");
9886 #endif
9887     return true;
9888 }
9889
9890 - (void) applicationSuspend:(__GSEvent *)event {
9891     if ([self isSafeToSuspend])
9892         [super applicationSuspend:event];
9893 }
9894
9895 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9896     if ([self isSafeToSuspend])
9897         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9898 }
9899
9900 - (void) _setSuspended:(BOOL)value {
9901     if ([self isSafeToSuspend])
9902         [super _setSuspended:value];
9903 }
9904
9905 - (UIProgressHUD *) addProgressHUD {
9906     UIProgressHUD *hud([[[UIProgressHUD alloc] init] autorelease]);
9907     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9908
9909     [window_ setUserInteractionEnabled:NO];
9910
9911     UIViewController *target(tabbar_);
9912     if (UIViewController *modal = [target modalViewController])
9913         target = modal;
9914
9915     [hud showInView:[target view]];
9916
9917     [self lockSuspend];
9918     return hud;
9919 }
9920
9921 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9922     [self unlockSuspend];
9923     [hud hide];
9924     [hud removeFromSuperview];
9925     [window_ setUserInteractionEnabled:YES];
9926 }
9927
9928 - (CyteViewController *) pageForPackage:(NSString *)name withReferrer:(NSString *)referrer {
9929     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name withReferrer:referrer] autorelease];
9930 }
9931
9932 - (CyteViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external withReferrer:(NSString *)referrer {
9933     NSString *scheme([[url scheme] lowercaseString]);
9934     if ([[url absoluteString] length] <= [scheme length] + 3)
9935         return nil;
9936     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9937     NSArray *components([path componentsSeparatedByString:@"/"]);
9938
9939     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"]) {
9940         CyteViewController *controller([self pageForPackage:[components objectAtIndex:1] withReferrer:referrer]);
9941         if (controller != nil)
9942             [controller setDelegate:self];
9943         return controller;
9944     }
9945
9946     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9947         return nil;
9948
9949     NSString *base([components objectAtIndex:0]);
9950
9951     CyteViewController *controller = nil;
9952
9953     if ([base isEqualToString:@"url"]) {
9954         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9955         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9956         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9957     } else if (!external && [components count] == 1) {
9958         if ([base isEqualToString:@"manage"]) {
9959             controller = [[[ManageController alloc] init] autorelease];
9960         }
9961
9962         if ([base isEqualToString:@"storage"]) {
9963             controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/storage/", UI_]]] autorelease];
9964         }
9965
9966         if ([base isEqualToString:@"sources"]) {
9967             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9968         }
9969
9970         if ([base isEqualToString:@"home"]) {
9971             controller = [[[HomeController alloc] init] autorelease];
9972         }
9973
9974         if ([base isEqualToString:@"sections"]) {
9975             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9976         }
9977
9978         if ([base isEqualToString:@"search"]) {
9979             controller = [[[SearchController alloc] initWithDatabase:database_ query:nil] autorelease];
9980         }
9981
9982         if ([base isEqualToString:@"changes"]) {
9983             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9984         }
9985
9986         if ([base isEqualToString:@"installed"]) {
9987             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9988         }
9989     } else if ([components count] == 2) {
9990         NSString *argument = [components objectAtIndex:1];
9991
9992         if ([base isEqualToString:@"package"]) {
9993             controller = [self pageForPackage:argument withReferrer:referrer];
9994         }
9995
9996         if (!external && [base isEqualToString:@"search"]) {
9997             controller = [[[SearchController alloc] initWithDatabase:database_ query:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
9998         }
9999
10000         if (!external && [base isEqualToString:@"sections"]) {
10001             if ([argument isEqualToString:@"all"])
10002                 argument = nil;
10003             controller = [[[SectionController alloc] initWithDatabase:database_ section:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] autorelease];
10004         }
10005
10006         if (!external && [base isEqualToString:@"sources"]) {
10007             if ([argument isEqualToString:@"add"]) {
10008                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
10009                 [(SourcesController *)controller showAddSourcePrompt];
10010             } else {
10011                 Source *source = [database_ sourceWithKey:[argument stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];
10012                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
10013             }
10014         }
10015
10016         if (!external && [base isEqualToString:@"launch"]) {
10017             [self launchApplicationWithIdentifier:argument suspended:NO];
10018             return nil;
10019         }
10020     } else if (!external && [components count] == 3) {
10021         NSString *arg1 = [components objectAtIndex:1];
10022         NSString *arg2 = [components objectAtIndex:2];
10023
10024         if ([base isEqualToString:@"package"]) {
10025             if ([arg2 isEqualToString:@"settings"]) {
10026                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
10027             } else if ([arg2 isEqualToString:@"files"]) {
10028                 if (Package *package = [database_ packageWithName:arg1]) {
10029                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
10030                     [(FileTable *)controller setPackage:package];
10031                 }
10032             }
10033         }
10034     }
10035
10036     [controller setDelegate:self];
10037     return controller;
10038 }
10039
10040 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
10041     CyteViewController *page([self pageForURL:url forExternal:external withReferrer:nil]);
10042
10043     if (page != nil)
10044         [tabbar_ setUnselectedViewController:page];
10045
10046     return page != nil;
10047 }
10048
10049 - (void) applicationOpenURL:(NSURL *)url {
10050     [super applicationOpenURL:url];
10051
10052     if (!loaded_)
10053         starturl_ = url;
10054     else
10055         [self openCydiaURL:url forExternal:YES];
10056 }
10057
10058 - (void) applicationWillResignActive:(UIApplication *)application {
10059     // Stop refreshing if you get a phone call or lock the device.
10060     if ([tabbar_ updating])
10061         [tabbar_ cancelUpdate];
10062
10063     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
10064         [super applicationWillResignActive:application];
10065 }
10066
10067 - (void) saveState {
10068     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
10069     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
10070     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
10071     Changed_ = true;
10072
10073     [self _saveConfig];
10074 }
10075
10076 - (void) applicationWillTerminate:(UIApplication *)application {
10077     [self saveState];
10078 }
10079
10080 - (void) setConfigurationData:(NSString *)data {
10081     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
10082
10083     if (!conffile_r(data)) {
10084         lprintf("E:invalid conffile\n");
10085         return;
10086     }
10087
10088     NSString *ofile = conffile_r[1];
10089     //NSString *nfile = conffile_r[2];
10090
10091     UIAlertView *alert = [[[UIAlertView alloc]
10092         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
10093         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
10094         delegate:self
10095         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
10096         otherButtonTitles:
10097             UCLocalize("ACCEPT_NEW_COPY"),
10098             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
10099         nil
10100     ] autorelease];
10101
10102     [alert setContext:@"conffile"];
10103     [alert setNumberOfRows:2];
10104     [alert show];
10105 }
10106
10107 - (void) addStashController {
10108     [self lockSuspend];
10109     stash_ = [[[StashController alloc] init] autorelease];
10110     [window_ addSubview:[stash_ view]];
10111 }
10112
10113 - (void) removeStashController {
10114     [[stash_ view] removeFromSuperview];
10115     stash_ = nil;
10116     [self unlockSuspend];
10117 }
10118
10119 - (void) stash {
10120     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
10121     UpdateExternalStatus(1);
10122     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
10123     UpdateExternalStatus(0);
10124
10125     [self removeStashController];
10126
10127     pid_t pid(ExecFork());
10128     if (pid == 0) {
10129         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
10130         perror("launchctl stop");
10131         exit(0);
10132     }
10133
10134     ReapZombie(pid);
10135 }
10136
10137 - (void) setupViewControllers {
10138     tabbar_ = [[[CYTabBarController alloc] initWithDatabase:database_] autorelease];
10139
10140     NSMutableArray *items;
10141     if (kCFCoreFoundationVersionNumber < 800) {
10142         items = [NSMutableArray arrayWithObjects:
10143             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
10144             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
10145             [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
10146             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
10147         nil];
10148
10149         if (IsWildcat_) {
10150             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
10151             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10152         } else {
10153             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
10154         }
10155     } else {
10156         items = [NSMutableArray arrayWithObjects:
10157             [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home7.png"] selectedImage:[UIImage applicationImageNamed:@"home7s.png"]] autorelease],
10158             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install7.png"] selectedImage:[UIImage applicationImageNamed:@"install7s.png"]] autorelease],
10159             [[[UITabBarItem alloc] initWithTitle:(AprilFools_ ? @"Timeline" : UCLocalize("CHANGES")) image:[UIImage applicationImageNamed:@"changes7.png"] selectedImage:[UIImage applicationImageNamed:@"changes7s.png"]] autorelease],
10160             [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search7.png"] selectedImage:[UIImage applicationImageNamed:@"search7s.png"]] autorelease],
10161         nil];
10162
10163         if (IsWildcat_) {
10164             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source7.png"] selectedImage:[UIImage applicationImageNamed:@"source7s.png"]] autorelease] atIndex:3];
10165             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease] atIndex:3];
10166         } else {
10167             [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage7.png"] selectedImage:[UIImage applicationImageNamed:@"manage7s.png"]] autorelease] atIndex:3];
10168         }
10169     }
10170
10171     NSMutableArray *controllers([NSMutableArray array]);
10172     for (UITabBarItem *item in items) {
10173         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
10174         [controller setTabBarItem:item];
10175         [controllers addObject:controller];
10176     }
10177     [tabbar_ setViewControllers:controllers];
10178
10179     [tabbar_ setUpdateDelegate:self];
10180 }
10181
10182 - (void) _sendMemoryWarningNotification {
10183     if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: maybe 4_0?
10184         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationMemoryWarningNotification" object:[UIApplication sharedApplication]];
10185     else
10186         [[NSNotificationCenter defaultCenter] postNotificationName:@"UIApplicationDidReceiveMemoryWarningNotification" object:[UIApplication sharedApplication]];
10187 }
10188
10189 - (void) _sendMemoryWarningNotifications {
10190     while (true) {
10191         [self performSelectorOnMainThread:@selector(_sendMemoryWarningNotification) withObject:nil waitUntilDone:NO];
10192         sleep(2);
10193         //usleep(2000000);
10194     }
10195 }
10196
10197 - (void) applicationDidReceiveMemoryWarning:(UIApplication *)application {
10198     NSLog(@"--");
10199     [[NSURLCache sharedURLCache] removeAllCachedResponses];
10200 }
10201
10202 - (void) applicationDidFinishLaunching:(id)unused {
10203     //[NSThread detachNewThreadSelector:@selector(_sendMemoryWarningNotifications) toTarget:self withObject:nil];
10204
10205 _trace();
10206     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
10207         [self setApplicationSupportsShakeToEdit:NO];
10208
10209     @synchronized (HostConfig_) {
10210         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
10211     }
10212
10213     [NSURLCache setSharedURLCache:[[[CYURLCache alloc]
10214         initWithMemoryCapacity:524288
10215         diskCapacity:10485760
10216         diskPath:[NSString stringWithFormat:@"%@/SDURLCache", Cache_]
10217     ] autorelease]];
10218
10219     [CydiaWebViewController _initialize];
10220
10221     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
10222
10223     // this would disallow http{,s} URLs from accessing this data
10224     //[WebView registerURLSchemeAsLocal:@"cydia"];
10225
10226     Font12_ = [UIFont systemFontOfSize:12];
10227     Font12Bold_ = [UIFont boldSystemFontOfSize:12];
10228     Font14_ = [UIFont systemFontOfSize:14];
10229     Font18Bold_ = [UIFont boldSystemFontOfSize:18];
10230     Font22Bold_ = [UIFont boldSystemFontOfSize:22];
10231
10232     essential_ = [NSMutableArray arrayWithCapacity:4];
10233     broken_ = [NSMutableArray arrayWithCapacity:4];
10234
10235     // XXX: I really need this thing... like, seriously... I'm sorry
10236     [[[AppCacheController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
10237
10238     window_ = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
10239     [window_ orderFront:self];
10240     [window_ makeKey:self];
10241     [window_ setHidden:NO];
10242
10243     if (false) stash: {
10244         [self addStashController];
10245         // XXX: this would be much cleaner as a yieldToSelector:
10246         // that way the removeStashController could happen right here inline
10247         // we also could no longer require the useless stash_ field anymore
10248         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
10249         return;
10250     }
10251
10252     struct stat root;
10253     int error(stat("/", &root));
10254     _assert(error != -1);
10255
10256     #define Stash_(path) do { \
10257         struct stat folder; \
10258         int error(lstat((path), &folder)); \
10259         if (error != -1 && ( \
10260             folder.st_dev == root.st_dev && \
10261             S_ISDIR(folder.st_mode) \
10262         ) || error == -1 && ( \
10263             errno == ENOENT || \
10264             errno == ENOTDIR \
10265         )) goto stash; \
10266     } while (false)
10267
10268     Stash_("/Applications");
10269     Stash_("/Library/Ringtones");
10270     Stash_("/Library/Wallpaper");
10271     //Stash_("/usr/bin");
10272     Stash_("/usr/include");
10273     Stash_("/usr/lib/pam");
10274     Stash_("/usr/libexec");
10275     Stash_("/usr/share");
10276     //Stash_("/var/lib");
10277
10278     database_ = [Database sharedInstance];
10279     [database_ setDelegate:self];
10280
10281     [window_ setUserInteractionEnabled:NO];
10282     [self setupViewControllers];
10283
10284     emulated_ = [[[CydiaLoadingViewController alloc] init] autorelease];
10285     [window_ addSubview:[emulated_ view]];
10286
10287     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
10288 _trace();
10289 }
10290
10291 - (NSArray *) defaultStartPages {
10292     NSMutableArray *standard = [NSMutableArray array];
10293     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
10294     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
10295     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
10296     if (!IsWildcat_) {
10297         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
10298     } else {
10299         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
10300         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
10301     }
10302     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
10303     return standard;
10304 }
10305
10306 - (void) loadData {
10307 _trace();
10308     if (Role_ == nil) {
10309         [window_ setUserInteractionEnabled:YES];
10310         [self showSettings];
10311         return;
10312     } else {
10313         if ([emulated_ modalViewController] != nil)
10314             [emulated_ dismissModalViewControllerAnimated:YES];
10315         [window_ setUserInteractionEnabled:NO];
10316     }
10317
10318     [self reloadDataWithInvocation:nil];
10319     [self refreshIfPossible];
10320     PrintTimes();
10321
10322     [self disemulate];
10323
10324     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
10325     NSArray *saved = [[[Metadata_ objectForKey:@"InterfaceState"] mutableCopy] autorelease];
10326     int standardIndex = 0;
10327     NSArray *standard = [self defaultStartPages];
10328
10329     BOOL valid = YES;
10330
10331     if (saved == nil)
10332         valid = NO;
10333
10334     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
10335     if (valid && closed != nil) {
10336         NSTimeInterval interval([closed timeIntervalSinceNow]);
10337         // XXX: Is 30 minutes the optimal time here?
10338         if (interval <= -(30*60))
10339             valid = NO;
10340     }
10341
10342     if (valid && [saved count] != [standard count])
10343         valid = NO;
10344
10345     if (valid) {
10346         for (unsigned int i = 0; i < [standard count]; i++) {
10347             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
10348             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
10349             //      but it's good enough for now.
10350             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
10351                 valid = NO;
10352                 break;
10353             }
10354         }
10355     }
10356
10357     NSArray *items = nil;
10358     if (valid) {
10359         [tabbar_ setSelectedIndex:savedIndex];
10360         items = saved;
10361     } else {
10362         [tabbar_ setSelectedIndex:standardIndex];
10363         items = standard;
10364     }
10365
10366     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
10367         NSArray *stack = [items objectAtIndex:tab];
10368         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
10369         NSMutableArray *current = [NSMutableArray array];
10370
10371         for (unsigned int nav = 0; nav < [stack count]; nav++) {
10372             NSString *addr = [stack objectAtIndex:nav];
10373             NSURL *url = [NSURL URLWithString:addr];
10374             CyteViewController *page = [self pageForURL:url forExternal:NO withReferrer:nil];
10375             if (page != nil)
10376                 [current addObject:page];
10377         }
10378
10379         [navigation setViewControllers:current];
10380     }
10381
10382     // (Try to) show the startup URL.
10383     if (starturl_ != nil) {
10384         [self openCydiaURL:starturl_ forExternal:NO];
10385         starturl_ = nil;
10386     }
10387 }
10388
10389 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
10390     if (item != nil && IsWildcat_) {
10391         [sheet showFromBarButtonItem:item animated:YES];
10392     } else {
10393         [sheet showInView:window_];
10394     }
10395 }
10396
10397 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
10398     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
10399     [progress setTitle:task];
10400     [progress addProgressEvent:event];
10401 }
10402
10403 - (void) addProgressEventForTask:(NSArray *)data {
10404     CydiaProgressEvent *event([data objectAtIndex:0]);
10405     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
10406     [self addProgressEvent:event forTask:task];
10407 }
10408
10409 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
10410     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
10411 }
10412
10413 @end
10414
10415 /*IMP alloc_;
10416 id Alloc_(id self, SEL selector) {
10417     id object = alloc_(self, selector);
10418     lprintf("[%s]A-%p\n", self->isa->name, object);
10419     return object;
10420 }*/
10421
10422 /*IMP dealloc_;
10423 id Dealloc_(id self, SEL selector) {
10424     id object = dealloc_(self, selector);
10425     lprintf("[%s]D-%p\n", self->isa->name, object);
10426     return object;
10427 }*/
10428
10429 static NSSet *MobilizedFiles_;
10430
10431 static NSURL *MobilizeURL(NSURL *url) {
10432     NSString *path([url path]);
10433     if ([path hasPrefix:@"/var/root/"]) {
10434         NSString *file([path substringFromIndex:10]);
10435         if ([MobilizedFiles_ containsObject:file])
10436             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
10437     }
10438
10439     return url;
10440 }
10441
10442 Class $CFXPreferencesPropertyListSource;
10443 @class CFXPreferencesPropertyListSource;
10444
10445 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10446     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10447     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10448     url = MobilizeURL(url);
10449     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
10450     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
10451     url = old;
10452     [pool release];
10453     return value;
10454 }
10455
10456 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10457     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10458     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10459     url = MobilizeURL(url);
10460     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10461     //NSLog(@"%@ %@", [url absoluteString], value);
10462     url = old;
10463     [pool release];
10464     return value;
10465 }
10466
10467 Class $NSURLConnection;
10468
10469 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10470     NSMutableURLRequest *copy([[request mutableCopy] autorelease]);
10471
10472     NSURL *url([copy URL]);
10473
10474     NSString *host([url host]);
10475     NSString *scheme([[url scheme] lowercaseString]);
10476
10477     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10478
10479     @synchronized (HostConfig_) {
10480         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10481             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10482                 [copy setHTTPShouldUsePipelining:YES];
10483
10484         if (NSString *control = [copy valueForHTTPHeaderField:@"Cache-Control"])
10485             if ([control isEqualToString:@"max-age=0"])
10486                 if ([CachedURLs_ containsObject:url]) {
10487 #if !ForRelease
10488                     NSLog(@"~~~: %@", url);
10489 #endif
10490
10491                     [copy setCachePolicy:NSURLRequestReturnCacheDataDontLoad];
10492
10493                     [copy setValue:nil forHTTPHeaderField:@"Cache-Control"];
10494                     [copy setValue:nil forHTTPHeaderField:@"If-Modified-Since"];
10495                     [copy setValue:nil forHTTPHeaderField:@"If-None-Match"];
10496                 }
10497     }
10498
10499     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10500     } return self;
10501 }
10502
10503 Class $WAKWindow;
10504
10505 static CGSize $WAKWindow$screenSize(WAKWindow *self, SEL _cmd) {
10506     CGSize size([[UIScreen mainScreen] bounds].size);
10507     /*if ([$WAKWindow respondsToSelector:@selector(hasLandscapeOrientation)])
10508         if ([$WAKWindow hasLandscapeOrientation])
10509             std::swap(size.width, size.height);*/
10510     return size;
10511 }
10512
10513 Class $NSUserDefaults;
10514
10515 MSHook(id, NSUserDefaults$objectForKey$, NSUserDefaults *self, SEL _cmd, NSString *key) {
10516     if ([key respondsToSelector:@selector(isEqualToString:)] && [key isEqualToString:@"WebKitLocalStorageDatabasePathPreferenceKey"])
10517         return [NSString stringWithFormat:@"%@/LocalStorage", Cache_];
10518     return _NSUserDefaults$objectForKey$(self, _cmd, key);
10519 }
10520
10521 int main(int argc, char *argv[]) {
10522     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10523
10524     _trace();
10525
10526     UpdateExternalStatus(0);
10527
10528     if (Class $UIDevice = objc_getClass("UIDevice")) {
10529         UIDevice *device([$UIDevice currentDevice]);
10530         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10531     } else
10532         IsWildcat_ = false;
10533
10534     UIScreen *screen([UIScreen mainScreen]);
10535     if ([screen respondsToSelector:@selector(scale)])
10536         ScreenScale_ = [screen scale];
10537     else
10538         ScreenScale_ = 1;
10539
10540     UIDevice *device([UIDevice currentDevice]);
10541     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10542         Idiom_ = @"iphone";
10543     else {
10544         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10545         if (idiom == UIUserInterfaceIdiomPhone)
10546             Idiom_ = @"iphone";
10547         else if (idiom == UIUserInterfaceIdiomPad)
10548             Idiom_ = @"ipad";
10549         else
10550             NSLog(@"unknown UIUserInterfaceIdiom!");
10551     }
10552
10553     Pcre pattern("^([0-9]+\\.[0-9]+)");
10554
10555     if (pattern([device systemVersion]))
10556         Firmware_ = pattern[1];
10557     if (pattern(Cydia_))
10558         Major_ = pattern[1];
10559
10560     SessionData_ = [NSMutableDictionary dictionaryWithCapacity:4];
10561
10562     HostConfig_ = [[[NSObject alloc] init] autorelease];
10563     @synchronized (HostConfig_) {
10564         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10565         TokenHosts_ = [NSMutableSet setWithCapacity:4];
10566         InsecureHosts_ = [NSMutableSet setWithCapacity:4];
10567         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10568         CachedURLs_ = [NSMutableSet setWithCapacity:32];
10569     }
10570
10571     NSString *ui(@"ui/ios");
10572     if (Idiom_ != nil)
10573         ui = [ui stringByAppendingString:[NSString stringWithFormat:@"~%@", Idiom_]];
10574     ui = [ui stringByAppendingString:[NSString stringWithFormat:@"/%@", Major_]];
10575     UI_ = CydiaURL(ui);
10576
10577     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10578
10579     MobilizedFiles_ = [NSMutableSet setWithObjects:
10580         @"Library/Preferences/com.apple.Accessibility.plist",
10581         @"Library/Preferences/com.apple.preferences.sounds.plist",
10582     nil];
10583
10584     /* Library Hacks {{{ */
10585     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10586
10587     $WAKWindow = objc_getClass("WAKWindow");
10588     if ($WAKWindow != NULL)
10589         if (Method method = class_getInstanceMethod($WAKWindow, @selector(screenSize)))
10590             method_setImplementation(method, (IMP) &$WAKWindow$screenSize);
10591
10592     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10593
10594     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10595     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10596         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10597         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10598     }
10599
10600     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10601     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10602         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10603         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10604     }
10605
10606     $NSURLConnection = objc_getClass("NSURLConnection");
10607     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10608     if (NSURLConnection$init$ != NULL) {
10609         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10610         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10611     }
10612
10613     $NSUserDefaults = objc_getClass("NSUserDefaults");
10614     Method NSUserDefaults$objectForKey$(class_getInstanceMethod($NSUserDefaults, @selector(objectForKey:)));
10615     if (NSUserDefaults$objectForKey$ != NULL) {
10616         _NSUserDefaults$objectForKey$ = reinterpret_cast<id (*)(NSUserDefaults *, SEL, NSString *)>(method_getImplementation(NSUserDefaults$objectForKey$));
10617         method_setImplementation(NSUserDefaults$objectForKey$, reinterpret_cast<IMP>(&$NSUserDefaults$objectForKey$));
10618     }
10619     /* }}} */
10620     /* Set Locale {{{ */
10621     Locale_ = CFLocaleCopyCurrent();
10622     Languages_ = [NSLocale preferredLanguages];
10623
10624     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10625     //NSLog(@"%@", [Languages_ description]);
10626
10627     const char *lang;
10628     if (Locale_ != NULL)
10629         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10630     else if (Languages_ != nil && [Languages_ count] != 0)
10631         lang = [[Languages_ objectAtIndex:0] UTF8String];
10632     else
10633         // XXX: consider just setting to C and then falling through?
10634         lang = NULL;
10635
10636     if (lang != NULL) {
10637         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10638         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10639     }
10640
10641     NSLog(@"Setting Language: %s", lang);
10642
10643     if (lang != NULL) {
10644         setenv("LANG", lang, true);
10645         std::setlocale(LC_ALL, lang);
10646     }
10647     /* }}} */
10648
10649     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10650
10651     /* Parse Arguments {{{ */
10652     bool substrate(false);
10653
10654     if (argc != 0) {
10655         char **args(argv);
10656         int arge(1);
10657
10658         for (int argi(1); argi != argc; ++argi)
10659             if (strcmp(argv[argi], "--") == 0) {
10660                 arge = argi;
10661                 argv[argi] = argv[0];
10662                 argv += argi;
10663                 argc -= argi;
10664                 break;
10665             }
10666
10667         for (int argi(1); argi != arge; ++argi)
10668             if (strcmp(args[argi], "--substrate") == 0)
10669                 substrate = true;
10670             else
10671                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10672     }
10673     /* }}} */
10674
10675     App_ = [[NSBundle mainBundle] bundlePath];
10676     Advanced_ = YES;
10677
10678     setuid(0);
10679     setgid(0);
10680
10681     if (access("/var/mobile/Library/Keyboard/UserDictionary.sqlite", F_OK) == 0)
10682         system("mkdir -p /var/root/Library/Keyboard; cp -af /var/mobile/Library/Keyboard/UserDictionary.sqlite /var/root/Library/Keyboard/");
10683
10684     Cache_ = [[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia", @"/var/root"] retain];
10685
10686     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10687     alloc_ = alloc->method_imp;
10688     alloc->method_imp = (IMP) &Alloc_;*/
10689
10690     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10691     dealloc_ = dealloc->method_imp;
10692     dealloc->method_imp = (IMP) &Dealloc_;*/
10693
10694     void *gestalt(dlopen("/usr/lib/libMobileGestalt.dylib", RTLD_GLOBAL | RTLD_LAZY));
10695     $MGCopyAnswer = reinterpret_cast<CFStringRef (*)(CFStringRef)>(dlsym(gestalt, "MGCopyAnswer"));
10696
10697     /* System Information {{{ */
10698     size_t size;
10699
10700     int maxproc;
10701     size = sizeof(maxproc);
10702     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10703         perror("sysctlbyname(\"kern.maxproc\", ?)");
10704     else if (maxproc < 64) {
10705         maxproc = 64;
10706         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10707             perror("sysctlbyname(\"kern.maxproc\", #)");
10708     }
10709
10710     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10711     char *osversion = new char[size];
10712     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10713         perror("sysctlbyname(\"kern.osversion\", ?)");
10714     else
10715         System_ = [NSString stringWithUTF8String:osversion];
10716
10717     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10718     char *machine = new char[size];
10719     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10720         perror("sysctlbyname(\"hw.machine\", ?)");
10721     else
10722         Machine_ = machine;
10723
10724     SerialNumber_ = (NSString *) CYIOGetValue("IOService:/", @"IOPlatformSerialNumber");
10725     ChipID_ = [CYHex((NSData *) CYIOGetValue("IODeviceTree:/chosen", @"unique-chip-id"), true) uppercaseString];
10726     BBSNum_ = CYHex((NSData *) CYIOGetValue("IOService:/AppleARMPE/baseband", @"snum"), false);
10727
10728     UniqueID_ = UniqueIdentifier(device);
10729
10730     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10731         Product_ = [info objectForKey:@"SafariProductVersion"];
10732         Safari_ = [info objectForKey:@"CFBundleVersion"];
10733     }
10734
10735     NSString *agent([NSString stringWithFormat:@"Cydia/%@ CyF/%.2f", Cydia_, kCFCoreFoundationVersionNumber]);
10736
10737     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Safari_))
10738         agent = [NSString stringWithFormat:@"Safari/%@ %@", match[0], agent];
10739     if (Pcre match = Pcre("^[0-9]+[A-Z][0-9]+[a-z]?", System_))
10740         agent = [NSString stringWithFormat:@"Mobile/%@ %@", match[0], agent];
10741     if (Pcre match = Pcre("^[0-9]+(\\.[0-9]+)+", Product_))
10742         agent = [NSString stringWithFormat:@"Version/%@ %@", match[0], agent];
10743
10744     UserAgent_ = agent;
10745     /* }}} */
10746     /* Load Database {{{ */
10747     _trace();
10748     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10749     _trace();
10750     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10751
10752     if (Metadata_ == NULL)
10753         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10754     else {
10755         Settings_ = [Metadata_ objectForKey:@"Settings"];
10756
10757         Packages_ = [Metadata_ objectForKey:@"Packages"];
10758
10759         Values_ = [Metadata_ objectForKey:@"Values"];
10760         Sections_ = [Metadata_ objectForKey:@"Sections"];
10761         Sources_ = [Metadata_ objectForKey:@"Sources"];
10762
10763         Token_ = [Metadata_ objectForKey:@"Token"];
10764
10765         Version_ = [Metadata_ objectForKey:@"Version"];
10766     }
10767
10768     if (Settings_ != nil)
10769         Role_ = [Settings_ objectForKey:@"Role"];
10770
10771     if (Values_ == nil) {
10772         Values_ = [[[NSMutableDictionary alloc] initWithCapacity:4] autorelease];
10773         [Metadata_ setObject:Values_ forKey:@"Values"];
10774     }
10775
10776     if (Sections_ == nil) {
10777         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10778         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10779     }
10780
10781     if (Sources_ == nil) {
10782         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10783         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10784     }
10785
10786     if (Version_ == nil) {
10787         Version_ = [NSNumber numberWithUnsignedInt:0];
10788         [Metadata_ setObject:Version_ forKey:@"Version"];
10789     }
10790
10791     if ([Version_ unsignedIntValue] == 0) {
10792         CydiaAddSource(@"http://apt.thebigboss.org/repofiles/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10793         CydiaAddSource(@"http://apt.modmyi.com/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10794         CydiaAddSource(@"http://cydia.zodttd.com/repo/cydia/", @"stable", [NSMutableArray arrayWithObject:@"main"]);
10795         CydiaAddSource(@"http://repo666.ultrasn0w.com/", @"./");
10796
10797         Version_ = [NSNumber numberWithUnsignedInt:1];
10798         [Metadata_ setObject:Version_ forKey:@"Version"];
10799
10800         [Metadata_ removeObjectForKey:@"LastUpdate"];
10801
10802         Changed_ = true;
10803     }
10804     /* }}} */
10805
10806     CydiaWriteSources();
10807
10808     _trace();
10809     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10810     _trace();
10811
10812     if (Packages_ != nil) {
10813         bool fail(false);
10814         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10815         _trace();
10816
10817         if (!fail) {
10818             [Metadata_ removeObjectForKey:@"Packages"];
10819             Packages_ = nil;
10820             Changed_ = true;
10821         }
10822     }
10823
10824     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10825
10826 #define MobileSubstrate_(name) \
10827     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10828         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10829         if (handle == NULL) \
10830             NSLog(@"%s", dlerror()); \
10831     }
10832
10833     MobileSubstrate_(Activator)
10834     MobileSubstrate_(libstatusbar)
10835     MobileSubstrate_(SimulatedKeyEvents)
10836     MobileSubstrate_(WinterBoard)
10837
10838     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10839         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10840
10841     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10842
10843     if (access("/User", F_OK) != 0 || version != 6) {
10844         _trace();
10845         system("/usr/libexec/cydia/firmware.sh");
10846         _trace();
10847     }
10848
10849     _assert([[NSFileManager defaultManager]
10850         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10851         withIntermediateDirectories:YES
10852         attributes:nil
10853         error:NULL
10854     ]);
10855
10856     if (access("/tmp/cydia.chk", F_OK) == 0) {
10857         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10858             _assert(errno == ENOENT);
10859         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10860             _assert(errno == ENOENT);
10861     }
10862
10863     /* APT Initialization {{{ */
10864     _assert(pkgInitConfig(*_config));
10865     _assert(pkgInitSystem(*_config, _system));
10866
10867     if (lang != NULL)
10868         _config->Set("APT::Acquire::Translation", lang);
10869
10870     // XXX: this timeout might be important :(
10871     //_config->Set("Acquire::http::Timeout", 15);
10872
10873     _config->Set("Acquire::http::MaxParallel", 3);
10874     /* }}} */
10875     /* Color Choices {{{ */
10876     space_ = CGColorSpaceCreateDeviceRGB();
10877
10878     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10879     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10880     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10881     Folder_.Set(space_, 0x8e/255.f, 0x8e/255.f, 0x93/255.f, 1.0);
10882     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10883     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10884     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10885     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10886     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10887     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10888
10889     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10890     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10891     /* }}}*/
10892     /* UIKit Configuration {{{ */
10893     // XXX: I have a feeling this was important
10894     //UIKeyboardDisableAutomaticAppearance();
10895     /* }}} */
10896
10897     $SBSSetInterceptsMenuButtonForever = reinterpret_cast<void (*)(bool)>(dlsym(RTLD_DEFAULT, "SBSSetInterceptsMenuButtonForever"));
10898
10899     const char *symbol(kCFCoreFoundationVersionNumber >= 800 ? "MGGetBoolAnswer" : "GSSystemHasCapability");
10900     BOOL (*GSSystemHasCapability)(CFStringRef) = reinterpret_cast<BOOL (*)(CFStringRef)>(dlsym(RTLD_DEFAULT, symbol));
10901     bool fast = GSSystemHasCapability != NULL && GSSystemHasCapability(CFSTR("armv7"));
10902
10903     ShowPromoted_ = fast;
10904     PulseInterval_ = fast ? 50000 : 500000;
10905
10906     Colon_ = UCLocalize("COLON_DELIMITED");
10907     Elision_ = UCLocalize("ELISION");
10908     Error_ = UCLocalize("ERROR");
10909     Warning_ = UCLocalize("WARNING");
10910
10911     AprilFools_ = false;
10912
10913     _trace();
10914     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10915
10916     CGColorSpaceRelease(space_);
10917     CFRelease(Locale_);
10918
10919     [pool release];
10920     return value;
10921 }