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