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