MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "CyteKit/UCPlatform.h"
  45 #include "CyteKit/CyteLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120
 121 #include <Cytore.hpp>
 122
 123 #include "CyteKit/CyteWebViewController.h"
 124 #include "CyteKit/NSString-Cyte.h"
 125 #include "CyteKit/PerlCompatibleRegEx.hpp"
 126 #include "CyteKit/WebScriptObject-Cyte.h"
 127
 128 #include "Menes/Menes.h"
 129
 130 #include "SDURLCache/SDURLCache.h"
 131
 132 #include <CydiaSubstrate/CydiaSubstrate.h>
 133 /* }}} */
 134
 135 /* Profiler {{{ */
 136 struct timeval _ltv;
 137 bool _itv;
 138
 139 #define _timestamp ({ \
 140     struct timeval tv; \
 141     gettimeofday(&tv, NULL); \
 142     tv.tv_sec * 1000000 + tv.tv_usec; \
 143 })
 144
 145 typedef std::vector<class ProfileTime *> TimeList;
 146 TimeList times_;
 147
 148 class ProfileTime {
 149   private:
 150     const char *name_;
 151     uint64_t total_;
 152     uint64_t count_;
 153
 154   public:
 155     ProfileTime(const char *name) :
 156         name_(name),
 157         total_(0)
 158     {
 159         times_.push_back(this);
 160     }
 161
 162     void AddTime(uint64_t time) {
 163         total_ += time;
 164         ++count_;
 165     }
 166
 167     void Print() {
 168         if (total_ != 0)
 169             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 170         total_ = 0;
 171         count_ = 0;
 172     }
 173 };
 174
 175 class ProfileTimer {
 176   private:
 177     ProfileTime &time_;
 178     uint64_t start_;
 179
 180   public:
 181     ProfileTimer(ProfileTime &time) :
 182         time_(time),
 183         start_(_timestamp)
 184     {
 185     }
 186
 187     ~ProfileTimer() {
 188         time_.AddTime(_timestamp - start_);
 189     }
 190 };
 191
 192 void PrintTimes() {
 193     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 194         (*i)->Print();
 195     std::cerr << "========" << std::endl;
 196 }
 197
 198 #define _profile(name) { \
 199     static ProfileTime name(#name); \
 200     ProfileTimer _ ## name(name);
 201
 202 #define _end }
 203 /* }}} */
 204
 205 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 206
 207 #define CYPoolStart() \
 208     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 209     do
 210 #define CYPoolEnd() \
 211     while (false); \
 212     [_pool release];
 213
 214 #define Cydia_ CYDIA_VERSION
 215
 216 #define lprintf(args...) fprintf(stderr, args)
 217
 218 #define ForRelease 1
 219 #define TraceLogging (1 && !ForRelease)
 220 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 221 #define ProfileTimes (0 && !ForRelease)
 222 #define ForSaurik (0 && !ForRelease)
 223 #define LogBrowser (0 && !ForRelease)
 224 #define TrackResize (0 && !ForRelease)
 225 #define ManualRefresh (1 && !ForRelease)
 226 #define ShowInternals (0 && !ForRelease)
 227 #define AlwaysReload (0 && !ForRelease)
 228 #define TryIndexedCollation (0 && !ForRelease)
 229
 230 #if !TraceLogging
 231 #undef _trace
 232 #define _trace(args...)
 233 #endif
 234
 235 #if !ProfileTimes
 236 #undef _profile
 237 #define _profile(name) {
 238 #undef _end
 239 #define _end }
 240 #define PrintTimes() do {} while (false)
 241 #endif
 242
 243 // Hash Functions/Structures {{{
 244 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 245
 246 union SplitHash {
 247     uint32_t u32;
 248     uint16_t u16[2];
 249 };
 250 // }}}
 251
 252 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 253
 254 static _finline NSString *CydiaURL(NSString *path) {
 255     char page[26];
 256     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 257     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 258     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 259     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 260     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 261     page[25] = '\0';
 262     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 263 }
 264
 265 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 266     int notify_token;
 267     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 268         notify_set_state(notify_token, newStatus);
 269         notify_cancel(notify_token);
 270     }
 271     notify_post("com.saurik.Cydia.status");
 272 }
 273
 274
 275 /* Cydia Alert View {{{ */
 276 @interface CYAlertView : UIAlertView {
 277     unsigned button_;
 278 }
 279
 280 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 281
 282 @end
 283
 284 @implementation CYAlertView
 285
 286 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 287     if ((self = [super init]) != nil) {
 288         [self setTitle:title];
 289         [self setDelegate:self];
 290         for (NSString *button in buttons) [self addButtonWithTitle:button];
 291         [self setCancelButtonIndex:index];
 292     } return self;
 293 }
 294
 295 - (void) _updateFrameForDisplay {
 296     [super _updateFrameForDisplay];
 297     if ([self cancelButtonIndex] == -1) {
 298         NSArray *buttons = [self buttons];
 299         if ([buttons count]) {
 300             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 301             for (UIThreePartButton *button in buttons)
 302                 [button setBackground:background forState:0];
 303         }
 304     }
 305 }
 306
 307 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 308     button_ = buttonIndex + 1;
 309 }
 310
 311 - (void) dismiss {
 312     [self dismissWithClickedButtonIndex:-1 animated:YES];
 313 }
 314
 315 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 316     [self setRunsModal:YES];
 317     button_ = 0;
 318     [self show];
 319     return button_;
 320 }
 321
 322 @end
 323 /* }}} */
 324
 325 /* NSForcedOrderingSearch doesn't work on the iPhone */
 326 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 327 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 328 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 329
 330 /* Radix Sort {{{ */
 331 typedef uint32_t (*SKRadixFunction)(id, void *);
 332
 333 @interface NSMutableArray (Radix)
 334 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 335 @end
 336
 337 struct RadixItem_ {
 338     size_t index;
 339     uint32_t key;
 340 };
 341
 342 @implementation NSMutableArray (Radix)
 343
 344 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 345     size_t count([self count]);
 346     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 347
 348     for (size_t i(0); i != count; ++i) {
 349         RadixItem_ &item(swap[i]);
 350         item.index = i;
 351
 352         id object([self objectAtIndex:i]);
 353         item.key = function(object, argument);
 354     }
 355
 356     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 357
 358     static const size_t width = 32;
 359     static const size_t bits = 11;
 360     static const size_t slots = 1 << bits;
 361     static const size_t passes = (width + (bits - 1)) / bits;
 362
 363     size_t *hist(new size_t[slots]);
 364
 365     for (size_t pass(0); pass != passes; ++pass) {
 366         memset(hist, 0, sizeof(size_t) * slots);
 367
 368         for (size_t i(0); i != count; ++i) {
 369             uint32_t key(lhs[i].key);
 370             key >>= pass * bits;
 371             key &= _not(uint32_t) >> width - bits;
 372             ++hist[key];
 373         }
 374
 375         size_t offset(0);
 376         for (size_t i(0); i != slots; ++i) {
 377             size_t local(offset);
 378             offset += hist[i];
 379             hist[i] = local;
 380         }
 381
 382         for (size_t i(0); i != count; ++i) {
 383             uint32_t key(lhs[i].key);
 384             key >>= pass * bits;
 385             key &= _not(uint32_t) >> width - bits;
 386             rhs[hist[key]++] = lhs[i];
 387         }
 388
 389         RadixItem_ *tmp(lhs);
 390         lhs = rhs;
 391         rhs = tmp;
 392     }
 393
 394     delete [] hist;
 395
 396     const void **values(new const void *[count]);
 397     for (size_t i(0); i != count; ++i)
 398         values[i] = [self objectAtIndex:lhs[i].index];
 399     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 400     delete [] values;
 401
 402     delete [] swap;
 403 }
 404
 405 @end
 406 /* }}} */
 407 /* Insertion Sort {{{ */
 408
 409 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 410     const char *ptr = (const char *)list;
 411     while (0 < count) {
 412         CFIndex half = count / 2;
 413         const char *probe = ptr + elementSize * half;
 414         CFComparisonResult cr = comparator(element, probe, context);
 415     if (0 == cr) return (probe - (const char *)list) / elementSize;
 416         ptr = (cr < 0) ? ptr : probe + elementSize;
 417         count = (cr < 0) ? half : (half + (count & 1) - 1);
 418     }
 419     return (ptr - (const char *)list) / elementSize;
 420 }
 421
 422 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 423     const char *ptr = (const char *)list;
 424     while (0 < count) {
 425         CFIndex half = count / 2;
 426         const char *probe = ptr + elementSize * half;
 427         CFComparisonResult cr = comparator(element, probe, context);
 428     if (0 == cr) return (probe - (const char *)list) / elementSize;
 429         ptr = (cr < 0) ? ptr : probe + elementSize;
 430         count = (cr < 0) ? half : (half + (count & 1) - 1);
 431     }
 432     return (ptr - (const char *)list) / elementSize;
 433 }
 434
 435 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 436     if (range.length == 0)
 437         return;
 438     const void **values(new const void *[range.length]);
 439     CFArrayGetValues(array, range, values);
 440
 441 #if HistogramInsertionSort > 0
 442     uint32_t total(0), *offsets(new uint32_t[range.length]);
 443 #endif
 444
 445     for (CFIndex index(1); index != range.length; ++index) {
 446         const void *value(values[index]);
 447         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 448         CFIndex correct(index);
 449         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 450 #if HistogramInsertionSort > 1
 451             NSLog(@"%@ < %@", value, values[correct - 1]);
 452 #endif
 453             if (--correct == 0)
 454                 break;
 455         }
 456         if (correct != index) {
 457             size_t offset(index - correct);
 458 #if HistogramInsertionSort
 459             total += offset;
 460             ++offsets[offset];
 461             if (offset > 10)
 462                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 463 #endif
 464             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 465             values[correct] = value;
 466         }
 467     }
 468
 469     CFArrayReplaceValues(array, range, values, range.length);
 470     delete [] values;
 471
 472 #if HistogramInsertionSort > 0
 473     for (CFIndex index(0); index != range.length; ++index)
 474         if (offsets[index] != 0)
 475             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 476     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 477     delete [] offsets;
 478 #endif
 479 }
 480
 481 /* }}} */
 482
 483 /* Apple Bug Fixes {{{ */
 484 @implementation UIWebDocumentView (Cydia)
 485
 486 - (void) _setScrollerOffset:(CGPoint)offset {
 487     UIScroller *scroller([self _scroller]);
 488
 489     CGSize size([scroller contentSize]);
 490     CGSize bounds([scroller bounds].size);
 491
 492     CGPoint max;
 493     max.x = size.width - bounds.width;
 494     max.y = size.height - bounds.height;
 495
 496     // wtf Apple?!
 497     if (max.x < 0)
 498         max.x = 0;
 499     if (max.y < 0)
 500         max.y = 0;
 501
 502     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 503     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 504
 505     [scroller setOffset:offset];
 506 }
 507
 508 @end
 509 /* }}} */
 510
 511 @interface NSInvocation (Cydia)
 512 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 513 @end
 514
 515 @implementation NSInvocation (Cydia)
 516
 517 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 518     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 519     [invocation setTarget:target];
 520     [invocation setSelector:selector];
 521     return invocation;
 522 }
 523
 524 @end
 525
 526 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 527     size_t length([self length] - state->state);
 528     if (length <= 0)
 529         return 0;
 530     else if (length > count)
 531         length = count;
 532     for (size_t i(0); i != length; ++i)
 533         objects[i] = [self item:state->state++];
 534     state->itemsPtr = objects;
 535     state->mutationsPtr = (unsigned long *) self;
 536     return length;
 537 }
 538
 539 /* Cydia NSString Additions {{{ */
 540 @interface NSString (Cydia)
 541 - (NSComparisonResult) compareByPath:(NSString *)other;
 542 - (NSString *) stringByCachingURLWithCurrentCDN;
 543 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 544 @end
 545
 546 @implementation NSString (Cydia)
 547
 548 - (NSComparisonResult) compareByPath:(NSString *)other {
 549     NSString *prefix = [self commonPrefixWithString:other options:0];
 550     size_t length = [prefix length];
 551
 552     NSRange lrange = NSMakeRange(length, [self length] - length);
 553     NSRange rrange = NSMakeRange(length, [other length] - length);
 554
 555     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 556     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 557
 558     NSComparisonResult value;
 559
 560     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 561         value = NSOrderedSame;
 562     else if (lrange.location == NSNotFound)
 563         value = NSOrderedAscending;
 564     else if (rrange.location == NSNotFound)
 565         value = NSOrderedDescending;
 566     else
 567         value = NSOrderedSame;
 568
 569     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 570         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 571     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 572         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 573
 574     NSComparisonResult result = [lpath compare:rpath];
 575     return result == NSOrderedSame ? value : result;
 576 }
 577
 578 - (NSString *) stringByCachingURLWithCurrentCDN {
 579     return [self
 580         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 581         withString:@"://cache.cydia.saurik.com/"
 582     ];
 583 }
 584
 585 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 586     return [(id)CFURLCreateStringByAddingPercentEscapes(
 587         kCFAllocatorDefault,
 588         (CFStringRef) self,
 589         NULL,
 590         CFSTR(";/?:@&=+$,"),
 591         kCFStringEncodingUTF8
 592     ) autorelease];
 593 }
 594
 595 @end
 596 /* }}} */
 597
 598 /* C++ NSString Wrapper Cache {{{ */
 599 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 600     return size == 0 ? NULL :
 601         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 602         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 603 }
 604
 605 static _finline CFStringRef CYStringCreate(const char *data) {
 606     return CYStringCreate(data, strlen(data));
 607 }
 608
 609 class CYString {
 610   private:
 611     char *data_;
 612     size_t size_;
 613     CFStringRef cache_;
 614
 615     _finline void clear_() {
 616         if (cache_ != NULL) {
 617             CFRelease(cache_);
 618             cache_ = NULL;
 619         }
 620     }
 621
 622   public:
 623     _finline bool empty() const {
 624         return size_ == 0;
 625     }
 626
 627     _finline size_t size() const {
 628         return size_;
 629     }
 630
 631     _finline char *data() const {
 632         return data_;
 633     }
 634
 635     _finline void clear() {
 636         size_ = 0;
 637         clear_();
 638     }
 639
 640     _finline CYString() :
 641         data_(0),
 642         size_(0),
 643         cache_(NULL)
 644     {
 645     }
 646
 647     _finline ~CYString() {
 648         clear_();
 649     }
 650
 651     void operator =(const CYString &rhs) {
 652         data_ = rhs.data_;
 653         size_ = rhs.size_;
 654
 655         if (rhs.cache_ == nil)
 656             cache_ = NULL;
 657         else
 658             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 659     }
 660
 661     void copy(apr_pool_t *pool) {
 662         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 663         memcpy(temp, data_, size_);
 664         temp[size_] = '\0';
 665         data_ = temp;
 666     }
 667
 668     void set(apr_pool_t *pool, const char *data, size_t size) {
 669         if (size == 0)
 670             clear();
 671         else {
 672             clear_();
 673
 674             data_ = const_cast<char *>(data);
 675             size_ = size;
 676
 677             if (pool != NULL)
 678                 copy(pool);
 679         }
 680     }
 681
 682     _finline void set(apr_pool_t *pool, const char *data) {
 683         set(pool, data, data == NULL ? 0 : strlen(data));
 684     }
 685
 686     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 687         set(pool, rhs.data(), rhs.size());
 688     }
 689
 690     bool operator ==(const CYString &rhs) const {
 691         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 692     }
 693
 694     _finline operator CFStringRef() {
 695         if (cache_ == NULL)
 696             cache_ = CYStringCreate(data_, size_);
 697         return cache_;
 698     }
 699
 700     _finline operator id() {
 701         return (NSString *) static_cast<CFStringRef>(*this);
 702     }
 703
 704     _finline operator const char *() {
 705         return reinterpret_cast<const char *>(data_);
 706     }
 707 };
 708 /* }}} */
 709 /* C++ NSString Algorithm Adapters {{{ */
 710 extern "C" {
 711     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 712 }
 713
 714 struct NSStringMapHash :
 715     std::unary_function<NSString *, size_t>
 716 {
 717     _finline size_t operator ()(NSString *value) const {
 718         return CFStringHashNSString((CFStringRef) value);
 719     }
 720 };
 721
 722 struct NSStringMapLess :
 723     std::binary_function<NSString *, NSString *, bool>
 724 {
 725     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 726         return [lhs compare:rhs] == NSOrderedAscending;
 727     }
 728 };
 729
 730 struct NSStringMapEqual :
 731     std::binary_function<NSString *, NSString *, bool>
 732 {
 733     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 734         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 735         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 736         //[lhs isEqualToString:rhs];
 737     }
 738 };
 739 /* }}} */
 740
 741 /* Mime Addresses {{{ */
 742 @interface Address : NSObject {
 743     NSString *name_;
 744     NSString *address_;
 745 }
 746
 747 - (NSString *) name;
 748 - (NSString *) address;
 749
 750 - (void) setAddress:(NSString *)address;
 751
 752 + (Address *) addressWithString:(NSString *)string;
 753 - (Address *) initWithString:(NSString *)string;
 754
 755 @end
 756
 757 @implementation Address
 758
 759 - (void) dealloc {
 760     [name_ release];
 761     if (address_ != nil)
 762         [address_ release];
 763     [super dealloc];
 764 }
 765
 766 - (NSString *) name {
 767     return name_;
 768 }
 769
 770 - (NSString *) address {
 771     return address_;
 772 }
 773
 774 - (void) setAddress:(NSString *)address {
 775     if (address_ != nil)
 776         [address_ autorelease];
 777     if (address == nil)
 778         address_ = nil;
 779     else
 780         address_ = [address retain];
 781 }
 782
 783 + (Address *) addressWithString:(NSString *)string {
 784     return [[[Address alloc] initWithString:string] autorelease];
 785 }
 786
 787 + (NSArray *) _attributeKeys {
 788     return [NSArray arrayWithObjects:
 789         @"address",
 790         @"name",
 791     nil];
 792 }
 793
 794 - (NSArray *) attributeKeys {
 795     return [[self class] _attributeKeys];
 796 }
 797
 798 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 799     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 800 }
 801
 802 - (Address *) initWithString:(NSString *)string {
 803     if ((self = [super init]) != nil) {
 804         const char *data = [string UTF8String];
 805         size_t size = [string length];
 806
 807         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 808
 809         if (address_r(data, size)) {
 810             name_ = [address_r[1] retain];
 811             address_ = [address_r[2] retain];
 812         } else {
 813             name_ = [string retain];
 814             address_ = nil;
 815         }
 816     } return self;
 817 }
 818
 819 @end
 820 /* }}} */
 821 /* CoreGraphics Primitives {{{ */
 822 class CYColor {
 823   private:
 824     CGColorRef color_;
 825
 826     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 827         CGFloat color[] = {red, green, blue, alpha};
 828         return CGColorCreate(space, color);
 829     }
 830
 831   public:
 832     CYColor() :
 833         color_(NULL)
 834     {
 835     }
 836
 837     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 838         color_(Create_(space, red, green, blue, alpha))
 839     {
 840         Set(space, red, green, blue, alpha);
 841     }
 842
 843     void Clear() {
 844         if (color_ != NULL)
 845             CGColorRelease(color_);
 846     }
 847
 848     ~CYColor() {
 849         Clear();
 850     }
 851
 852     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 853         Clear();
 854         color_ = Create_(space, red, green, blue, alpha);
 855     }
 856
 857     operator CGColorRef() {
 858         return color_;
 859     }
 860 };
 861 /* }}} */
 862
 863 /* Random Global Variables {{{ */
 864 static const int PulseInterval_ = 50000;
 865
 866 static const NSString *UI_;
 867
 868 static int Finish_;
 869 static bool RestartSubstrate_;
 870 static NSArray *Finishes_;
 871
 872 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 873 #define NotifyConfig_ "/etc/notify.conf"
 874
 875 static bool Queuing_;
 876
 877 static CYColor Blue_;
 878 static CYColor Blueish_;
 879 static CYColor Black_;
 880 static CYColor Off_;
 881 static CYColor White_;
 882 static CYColor Gray_;
 883 static CYColor Green_;
 884 static CYColor Purple_;
 885 static CYColor Purplish_;
 886
 887 static UIColor *InstallingColor_;
 888 static UIColor *RemovingColor_;
 889
 890 static NSString *App_;
 891
 892 static BOOL Advanced_;
 893 static BOOL Ignored_;
 894
 895 static UIFont *Font12_;
 896 static UIFont *Font12Bold_;
 897 static UIFont *Font14_;
 898 static UIFont *Font18Bold_;
 899 static UIFont *Font22Bold_;
 900
 901 static const char *Machine_ = NULL;
 902 static NSString *System_ = nil;
 903 static NSString *SerialNumber_ = nil;
 904 static NSString *ChipID_ = nil;
 905 static _H<NSString> Token_;
 906 static NSString *UniqueID_ = nil;
 907 static NSString *PLMN_ = nil;
 908 static NSString *Build_ = nil;
 909 static NSString *Product_ = nil;
 910 static NSString *Safari_ = nil;
 911
 912 static CFLocaleRef Locale_;
 913 static NSArray *Languages_;
 914 static CGColorSpaceRef space_;
 915
 916 static NSDictionary *SectionMap_;
 917 static NSMutableDictionary *Metadata_;
 918 static _transient NSMutableDictionary *Settings_;
 919 static _transient NSString *Role_;
 920 static _transient NSMutableDictionary *Packages_;
 921 static _transient NSMutableDictionary *Sections_;
 922 static _transient NSMutableDictionary *Sources_;
 923 static bool Changed_;
 924 static time_t now_;
 925
 926 bool IsWildcat_;
 927 static CGFloat ScreenScale_;
 928 static NSString *Idiom_;
 929
 930 static NSMutableDictionary *SessionData_;
 931 static NSObject *HostConfig_;
 932 static NSMutableSet *BridgedHosts_;
 933 static NSMutableSet *PipelinedHosts_;
 934
 935 static NSString *kCydiaProgressEventTypeError = @"Error";
 936 static NSString *kCydiaProgressEventTypeInformation = @"Information";
 937 static NSString *kCydiaProgressEventTypeStatus = @"Status";
 938 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
 939 /* }}} */
 940
 941 /* Display Helpers {{{ */
 942 inline float Interpolate(float begin, float end, float fraction) {
 943     return (end - begin) * fraction + begin;
 944 }
 945
 946 static _finline const char *StripVersion_(const char *version) {
 947     const char *colon(strchr(version, ':'));
 948     return colon == NULL ? version : colon + 1;
 949 }
 950
 951 NSString *LocalizeSection(NSString *section) {
 952     static Pcre title_r("^(.*?) \\((.*)\\)$");
 953     if (title_r(section)) {
 954         NSString *parent(title_r[1]);
 955         NSString *child(title_r[2]);
 956
 957         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
 958             LocalizeSection(parent),
 959             LocalizeSection(child)
 960         ];
 961     }
 962
 963     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
 964 }
 965
 966 NSString *Simplify(NSString *title) {
 967     const char *data = [title UTF8String];
 968     size_t size = [title length];
 969
 970     static Pcre square_r("^\\[(.*)\\]$");
 971     if (square_r(data, size))
 972         return Simplify(square_r[1]);
 973
 974     static Pcre paren_r("^\\((.*)\\)$");
 975     if (paren_r(data, size))
 976         return Simplify(paren_r[1]);
 977
 978     static Pcre title_r("^(.*?) \\((.*)\\)$");
 979     if (title_r(data, size))
 980         return Simplify(title_r[1]);
 981
 982     return title;
 983 }
 984 /* }}} */
 985
 986 NSString *GetLastUpdate() {
 987     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
 988
 989     if (update == nil)
 990         return UCLocalize("NEVER_OR_UNKNOWN");
 991
 992     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
 993     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
 994
 995     CFRelease(formatter);
 996
 997     return [(NSString *) formatted autorelease];
 998 }
 999
1000 bool isSectionVisible(NSString *section) {
1001     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1002     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1003     return hidden == nil || ![hidden boolValue];
1004 }
1005
1006 @class Cydia;
1007
1008 /* Delegate Prototypes {{{ */
1009 @class Package;
1010 @class Source;
1011 @class CydiaProgressEvent;
1012
1013 @protocol DatabaseDelegate
1014 - (void) repairWithSelector:(SEL)selector;
1015 - (void) setConfigurationData:(NSString *)data;
1016 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1017 @end
1018
1019 @class CYPackageController;
1020
1021 @protocol CydiaDelegate
1022 - (void) retainNetworkActivityIndicator;
1023 - (void) releaseNetworkActivityIndicator;
1024 - (void) clearPackage:(Package *)package;
1025 - (void) installPackage:(Package *)package;
1026 - (void) installPackages:(NSArray *)packages;
1027 - (void) removePackage:(Package *)package;
1028 - (void) beginUpdate;
1029 - (BOOL) updating;
1030 - (void) distUpgrade;
1031 - (void) loadData;
1032 - (void) updateData;
1033 - (void) syncData;
1034 - (void) addTrivialSource:(NSString *)href;
1035 - (void) showSettings;
1036 - (UIProgressHUD *) addProgressHUD;
1037 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1038 - (CYViewController *) pageForPackage:(NSString *)name;
1039 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1040 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1041 @end
1042 /* }}} */
1043
1044 /* ProgressEvent Interface/Delegate {{{ */
1045 @interface CydiaProgressEvent : NSObject {
1046     _H<NSString> message_;
1047     _H<NSString> type_;
1048
1049     _H<NSArray> item_;
1050     _H<NSString> package_;
1051     _H<NSString> url_;
1052     _H<NSString> version_;
1053 }
1054
1055 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1056 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1057 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1058
1059 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1060
1061 - (NSString *) message;
1062 - (NSString *) type;
1063
1064 - (NSArray *) item;
1065 - (NSString *) package;
1066 - (NSString *) url;
1067 - (NSString *) version;
1068
1069 - (void) setItem:(NSArray *)item;
1070 - (void) setPackage:(NSString *)package;
1071 - (void) setURL:(NSString *)url;
1072 - (void) setVersion:(NSString *)version;
1073
1074 - (NSString *) compound:(NSString *)value;
1075 - (NSString *) compoundMessage;
1076 - (NSString *) compoundTitle;
1077
1078 @end
1079
1080 @protocol ProgressDelegate
1081 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1082 - (void) setProgressPercent:(NSNumber *)percent;
1083 - (void) setProgressStatus:(NSDictionary *)status;
1084 - (void) setProgressCancellable:(NSNumber *)cancellable;
1085 - (bool) isProgressCancelled;
1086 - (void) setTitle:(NSString *)title;
1087 @end
1088 /* }}} */
1089 /* Status Delegation {{{ */
1090 class Status :
1091     public pkgAcquireStatus
1092 {
1093   private:
1094     _transient NSObject<ProgressDelegate> *delegate_;
1095     bool cancelled_;
1096
1097   public:
1098     Status() :
1099         delegate_(nil),
1100         cancelled_(false)
1101     {
1102     }
1103
1104     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1105         delegate_ = delegate;
1106     }
1107
1108     NSObject<ProgressDelegate> *getDelegate() const {
1109         return delegate_;
1110     }
1111
1112     virtual bool MediaChange(std::string media, std::string drive) {
1113         return false;
1114     }
1115
1116     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1117     }
1118
1119     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1120         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1121         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1122         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1123     }
1124
1125     virtual void Done(pkgAcquire::ItemDesc &item) {
1126     }
1127
1128     virtual void Fail(pkgAcquire::ItemDesc &item) {
1129         if (
1130             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1131             item.Owner->Status == pkgAcquire::Item::StatDone
1132         )
1133             return;
1134
1135         std::string &error(item.Owner->ErrorText);
1136         if (error.empty())
1137             return;
1138
1139         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1140         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1141     }
1142
1143     virtual bool Pulse(pkgAcquire *Owner) {
1144         bool value = pkgAcquireStatus::Pulse(Owner);
1145
1146         double percent(
1147             double(CurrentBytes + CurrentItems) /
1148             double(TotalBytes + TotalItems)
1149         );
1150
1151         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1152             [NSNumber numberWithDouble:percent], @"Percent",
1153
1154             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1155             [NSNumber numberWithDouble:TotalBytes], @"Total",
1156             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1157         nil] waitUntilDone:YES];
1158
1159         if (value && ![delegate_ isProgressCancelled])
1160             return true;
1161         else {
1162             cancelled_ = true;
1163             return false;
1164         }
1165     }
1166
1167     _finline bool WasCancelled() const {
1168         return cancelled_;
1169     }
1170
1171     virtual void Start() {
1172         pkgAcquireStatus::Start();
1173         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1174     }
1175
1176     virtual void Stop() {
1177         pkgAcquireStatus::Stop();
1178         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1179         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1180     }
1181 };
1182 /* }}} */
1183 /* Database Interface {{{ */
1184 typedef std::map< unsigned long, _H<Source> > SourceMap;
1185
1186 @interface Database : NSObject {
1187     NSZone *zone_;
1188     apr_pool_t *pool_;
1189
1190     unsigned era_;
1191
1192     pkgCacheFile cache_;
1193     pkgDepCache::Policy *policy_;
1194     pkgRecords *records_;
1195     pkgProblemResolver *resolver_;
1196     pkgAcquire *fetcher_;
1197     FileFd *lock_;
1198     SPtr<pkgPackageManager> manager_;
1199     pkgSourceList *list_;
1200
1201     SourceMap sourceMap_;
1202     NSMutableArray *sourceList_;
1203
1204     CFMutableArrayRef packages_;
1205
1206     _transient NSObject<DatabaseDelegate> *delegate_;
1207     _transient NSObject<ProgressDelegate> *progress_;
1208
1209     Status status_;
1210
1211     int cydiafd_;
1212     int statusfd_;
1213     FILE *input_;
1214
1215     std::map<const char *, _H<NSString> > sections_;
1216 }
1217
1218 + (Database *) sharedInstance;
1219 - (unsigned) era;
1220
1221 - (void) _readCydia:(NSNumber *)fd;
1222 - (void) _readStatus:(NSNumber *)fd;
1223 - (void) _readOutput:(NSNumber *)fd;
1224
1225 - (FILE *) input;
1226
1227 - (Package *) packageWithName:(NSString *)name;
1228
1229 - (pkgCacheFile &) cache;
1230 - (pkgDepCache::Policy *) policy;
1231 - (pkgRecords *) records;
1232 - (pkgProblemResolver *) resolver;
1233 - (pkgAcquire &) fetcher;
1234 - (pkgSourceList &) list;
1235 - (NSArray *) packages;
1236 - (NSArray *) sources;
1237 - (Source *) sourceWithKey:(NSString *)key;
1238 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1239
1240 - (void) configure;
1241 - (bool) prepare;
1242 - (void) perform;
1243 - (bool) upgrade;
1244 - (void) update;
1245
1246 - (void) updateWithStatus:(Status &)status;
1247
1248 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1249
1250 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1251 - (NSObject<ProgressDelegate> *) progressDelegate;
1252
1253 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1254
1255 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1256
1257 @end
1258 /* }}} */
1259 /* ProgressEvent Implementation {{{ */
1260 @implementation CydiaProgressEvent
1261
1262 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1263     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1264 }
1265
1266 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1267     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1268     [event setPackage:package];
1269     return event;
1270 }
1271
1272 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1273     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1274
1275     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1276     NSArray *fields([description componentsSeparatedByString:@" "]);
1277     [event setItem:fields];
1278
1279     if ([fields count] > 3) {
1280         [event setPackage:[fields objectAtIndex:2]];
1281         [event setVersion:[fields objectAtIndex:3]];
1282     }
1283
1284     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1285
1286     return event;
1287 }
1288
1289 + (NSArray *) _attributeKeys {
1290     return [NSArray arrayWithObjects:
1291         @"item",
1292         @"message",
1293         @"package",
1294         @"type",
1295         @"url",
1296         @"version",
1297     nil];
1298 }
1299
1300 - (NSArray *) attributeKeys {
1301     return [[self class] _attributeKeys];
1302 }
1303
1304 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1305     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1306 }
1307
1308 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1309     if ((self = [super init]) != nil) {
1310         message_ = message;
1311         type_ = type;
1312     } return self;
1313 }
1314
1315 - (NSString *) message {
1316     return message_;
1317 }
1318
1319 - (NSString *) type {
1320     return type_;
1321 }
1322
1323 - (NSArray *) item {
1324     return (id) item_ ?: [NSNull null];
1325 }
1326
1327 - (void) setItem:(NSArray *)item {
1328     item_ = item;
1329 }
1330
1331 - (NSString *) package {
1332     return (id) package_ ?: [NSNull null];
1333 }
1334
1335 - (void) setPackage:(NSString *)package {
1336     package_ = package;
1337 }
1338
1339 - (NSString *) url {
1340     return (id) url_ ?: [NSNull null];
1341 }
1342
1343 - (void) setURL:(NSString *)url {
1344     url_ = url;
1345 }
1346
1347 - (void) setVersion:(NSString *)version {
1348     version_ = version;
1349 }
1350
1351 - (NSString *) version {
1352     return (id) version_ ?: [NSNull null];
1353 }
1354
1355 - (NSString *) compound:(NSString *)value {
1356     if (value != nil) {
1357         NSString *mode(nil); {
1358             NSString *type([self type]);
1359             if ([type isEqualToString:kCydiaProgressEventTypeError])
1360                 mode = UCLocalize("ERROR");
1361             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1362                 mode = UCLocalize("WARNING");
1363         }
1364
1365         if (mode != nil)
1366             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1367     }
1368
1369     return value;
1370 }
1371
1372 - (NSString *) compoundMessage {
1373     return [self compound:[self message]];
1374 }
1375
1376 - (NSString *) compoundTitle {
1377     NSString *title;
1378
1379     if (package_ == nil)
1380         title = nil;
1381     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1382         title = [package name];
1383     else
1384         title = package_;
1385
1386     return [self compound:title];
1387 }
1388
1389 @end
1390 /* }}} */
1391
1392 // Cytore Definitions {{{
1393 struct PackageValue :
1394     Cytore::Block
1395 {
1396     Cytore::Offset<PackageValue> next_;
1397
1398     uint32_t index_ : 23;
1399     uint32_t subscribed_ : 1;
1400     uint32_t : 8;
1401
1402     int32_t first_;
1403     int32_t last_;
1404
1405     uint16_t vhash_;
1406     uint16_t nhash_;
1407
1408     char version_[8];
1409     char name_[];
1410 };
1411
1412 struct MetaValue :
1413     Cytore::Block
1414 {
1415     uint32_t active_;
1416     Cytore::Offset<PackageValue> packages_[1 << 16];
1417 };
1418
1419 static Cytore::File<MetaValue> MetaFile_;
1420 // }}}
1421 // Cytore Helper Functions {{{
1422 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1423     SplitHash nhash = { hashlittle(name, length) };
1424
1425     PackageValue *metadata;
1426
1427     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1428     offset: if (offset->IsNull()) {
1429         *offset = MetaFile_.New<PackageValue>(length + 1);
1430         metadata = &MetaFile_.Get(*offset);
1431
1432         if (metadata == NULL) {
1433             if (fail != NULL)
1434                 *fail = true;
1435
1436             metadata = new PackageValue();
1437             memset(metadata, 0, sizeof(*metadata));
1438         }
1439
1440         memcpy(metadata->name_, name, length + 1);
1441         metadata->nhash_ = nhash.u16[1];
1442     } else {
1443         metadata = &MetaFile_.Get(*offset);
1444
1445         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1446             offset = &metadata->next_;
1447             goto offset;
1448         }
1449     }
1450
1451     return metadata;
1452 }
1453
1454 static void PackageImport(const void *key, const void *value, void *context) {
1455     bool &fail(*reinterpret_cast<bool *>(context));
1456
1457     char buffer[1024];
1458     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1459         NSLog(@"failed to import package %@", key);
1460         return;
1461     }
1462
1463     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1464     NSDictionary *package((NSDictionary *) value);
1465
1466     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1467         if ([subscribed boolValue] && !metadata->subscribed_)
1468             metadata->subscribed_ = true;
1469
1470     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1471         time_t time([date timeIntervalSince1970]);
1472         if (metadata->first_ > time || metadata->first_ == 0)
1473             metadata->first_ = time;
1474     }
1475
1476     NSDate *date([package objectForKey:@"LastSeen"]);
1477     NSString *version([package objectForKey:@"LastVersion"]);
1478
1479     if (date != nil && version != nil) {
1480         time_t time([date timeIntervalSince1970]);
1481         if (metadata->last_ < time || metadata->last_ == 0)
1482             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1483                 size_t length(strlen(buffer));
1484                 uint16_t vhash(hashlittle(buffer, length));
1485
1486                 size_t capped(std::min<size_t>(8, length));
1487                 char *latest(buffer + length - capped);
1488
1489                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1490                 metadata->vhash_ = vhash;
1491
1492                 metadata->last_ = time;
1493             }
1494     }
1495 }
1496 // }}}
1497
1498 /* Source Class {{{ */
1499 @interface Source : NSObject {
1500     CYString depiction_;
1501     CYString description_;
1502     CYString label_;
1503     CYString origin_;
1504     CYString support_;
1505
1506     CYString uri_;
1507     CYString distribution_;
1508     CYString type_;
1509     CYString version_;
1510
1511     _H<NSString> host_;
1512     _H<NSString> authority_;
1513
1514     CYString defaultIcon_;
1515
1516     _H<NSDictionary> record_;
1517     BOOL trusted_;
1518 }
1519
1520 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1521
1522 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1523
1524 - (NSString *) depictionForPackage:(NSString *)package;
1525 - (NSString *) supportForPackage:(NSString *)package;
1526
1527 - (NSDictionary *) record;
1528 - (BOOL) trusted;
1529
1530 - (NSString *) uri;
1531 - (NSString *) distribution;
1532 - (NSString *) type;
1533 - (NSString *) key;
1534 - (NSString *) host;
1535
1536 - (NSString *) name;
1537 - (NSString *) shortDescription;
1538 - (NSString *) label;
1539 - (NSString *) origin;
1540 - (NSString *) version;
1541
1542 - (NSString *) defaultIcon;
1543
1544 @end
1545
1546 @implementation Source
1547
1548 - (void) _clear {
1549     uri_.clear();
1550     distribution_.clear();
1551     type_.clear();
1552
1553     description_.clear();
1554     label_.clear();
1555     origin_.clear();
1556     depiction_.clear();
1557     support_.clear();
1558     version_.clear();
1559     defaultIcon_.clear();
1560
1561     record_ = nil;
1562     host_ = nil;
1563     authority_ = nil;
1564 }
1565
1566 - (void) dealloc {
1567     // XXX: this is a very inefficient way to call these deconstructors
1568     [self _clear];
1569     [super dealloc];
1570 }
1571
1572 + (NSArray *) _attributeKeys {
1573     return [NSArray arrayWithObjects:
1574         @"distribution",
1575         @"host",
1576         @"key",
1577         @"label",
1578         @"name",
1579         @"origin",
1580         @"shortDescription",
1581         @"trusted",
1582         @"type",
1583         @"uri",
1584         @"version",
1585     nil];
1586 }
1587
1588 - (NSArray *) attributeKeys {
1589     return [[self class] _attributeKeys];
1590 }
1591
1592 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1593     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1594 }
1595
1596 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1597     [self _clear];
1598
1599     trusted_ = index->IsTrusted();
1600
1601     uri_.set(pool, index->GetURI());
1602     distribution_.set(pool, index->GetDist());
1603     type_.set(pool, index->GetType());
1604
1605     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1606     if (dindex != NULL) {
1607         FileFd fd;
1608         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1609             _error->Discard();
1610         else {
1611             pkgTagFile tags(&fd);
1612
1613             pkgTagSection section;
1614             tags.Step(section);
1615
1616             struct {
1617                 const char *name_;
1618                 CYString *value_;
1619             } names[] = {
1620                 {"default-icon", &defaultIcon_},
1621                 {"depiction", &depiction_},
1622                 {"description", &description_},
1623                 {"label", &label_},
1624                 {"origin", &origin_},
1625                 {"support", &support_},
1626                 {"version", &version_},
1627             };
1628
1629             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1630                 const char *start, *end;
1631
1632                 if (section.Find(names[i].name_, start, end)) {
1633                     CYString &value(*names[i].value_);
1634                     value.set(pool, start, end - start);
1635                 }
1636             }
1637         }
1638     }
1639
1640     record_ = [Sources_ objectForKey:[self key]];
1641
1642     NSURL *url([NSURL URLWithString:uri_]);
1643
1644     host_ = [url host];
1645     if (host_ != nil)
1646         host_ = [host_ lowercaseString];
1647
1648     if (host_ != nil)
1649         // XXX: this is due to a bug in _H<>
1650         authority_ = (id) host_;
1651     else
1652         authority_ = [url path];
1653 }
1654
1655 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1656     if ((self = [super init]) != nil) {
1657         [self setMetaIndex:index inPool:pool];
1658     } return self;
1659 }
1660
1661 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1662     NSDictionary *lhr = [self record];
1663     NSDictionary *rhr = [source record];
1664
1665     if (lhr != rhr)
1666         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1667
1668     NSString *lhs = [self name];
1669     NSString *rhs = [source name];
1670
1671     if ([lhs length] != 0 && [rhs length] != 0) {
1672         unichar lhc = [lhs characterAtIndex:0];
1673         unichar rhc = [rhs characterAtIndex:0];
1674
1675         if (isalpha(lhc) && !isalpha(rhc))
1676             return NSOrderedAscending;
1677         else if (!isalpha(lhc) && isalpha(rhc))
1678             return NSOrderedDescending;
1679     }
1680
1681     return [lhs compare:rhs options:LaxCompareOptions_];
1682 }
1683
1684 - (NSString *) depictionForPackage:(NSString *)package {
1685     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1686 }
1687
1688 - (NSString *) supportForPackage:(NSString *)package {
1689     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1690 }
1691
1692 - (NSDictionary *) record {
1693     return record_;
1694 }
1695
1696 - (BOOL) trusted {
1697     return trusted_;
1698 }
1699
1700 - (NSString *) uri {
1701     return uri_;
1702 }
1703
1704 - (NSString *) distribution {
1705     return distribution_;
1706 }
1707
1708 - (NSString *) type {
1709     return type_;
1710 }
1711
1712 - (NSString *) key {
1713     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1714 }
1715
1716 - (NSString *) host {
1717     return host_;
1718 }
1719
1720 - (NSString *) name {
1721     return origin_.empty() ? (id) authority_ : origin_;
1722 }
1723
1724 - (NSString *) shortDescription {
1725     return description_;
1726 }
1727
1728 - (NSString *) label {
1729     return label_.empty() ? (id) authority_ : label_;
1730 }
1731
1732 - (NSString *) origin {
1733     return origin_;
1734 }
1735
1736 - (NSString *) version {
1737     return version_;
1738 }
1739
1740 - (NSString *) defaultIcon {
1741     return defaultIcon_;
1742 }
1743
1744 @end
1745 /* }}} */
1746 /* CydiaOperation Class {{{ */
1747 @interface CydiaOperation : NSObject {
1748     NSString *operator_;
1749     NSString *value_;
1750 }
1751
1752 - (NSString *) operator;
1753 - (NSString *) value;
1754
1755 @end
1756
1757 @implementation CydiaOperation
1758
1759 - (void) dealloc {
1760     [operator_ release];
1761     [value_ release];
1762     [super dealloc];
1763 }
1764
1765 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1766     if ((self = [super init]) != nil) {
1767         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1768         value_ = [[NSString alloc] initWithUTF8String:value];
1769     } return self;
1770 }
1771
1772 + (NSArray *) _attributeKeys {
1773     return [NSArray arrayWithObjects:
1774         @"operator",
1775         @"value",
1776     nil];
1777 }
1778
1779 - (NSArray *) attributeKeys {
1780     return [[self class] _attributeKeys];
1781 }
1782
1783 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1784     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1785 }
1786
1787 - (NSString *) operator {
1788     return operator_;
1789 }
1790
1791 - (NSString *) value {
1792     return value_;
1793 }
1794
1795 @end
1796 /* }}} */
1797 /* CydiaClause Class {{{ */
1798 @interface CydiaClause : NSObject {
1799     NSString *package_;
1800     CydiaOperation *version_;
1801 }
1802
1803 - (NSString *) package;
1804 - (CydiaOperation *) version;
1805
1806 @end
1807
1808 @implementation CydiaClause
1809
1810 - (void) dealloc {
1811     [package_ release];
1812     [version_ release];
1813     [super dealloc];
1814 }
1815
1816 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1817     if ((self = [super init]) != nil) {
1818         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1819
1820         if (const char *version = dep.TargetVer())
1821             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1822         else
1823             version_ = [[NSNull null] retain];
1824     } return self;
1825 }
1826
1827 + (NSArray *) _attributeKeys {
1828     return [NSArray arrayWithObjects:
1829         @"package",
1830         @"version",
1831     nil];
1832 }
1833
1834 - (NSArray *) attributeKeys {
1835     return [[self class] _attributeKeys];
1836 }
1837
1838 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1839     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1840 }
1841
1842 - (NSString *) package {
1843     return package_;
1844 }
1845
1846 - (CydiaOperation *) version {
1847     return version_;
1848 }
1849
1850 @end
1851 /* }}} */
1852 /* CydiaRelation Class {{{ */
1853 @interface CydiaRelation : NSObject {
1854     NSString *relationship_;
1855     NSMutableArray *clauses_;
1856 }
1857
1858 - (NSString *) relationship;
1859 - (NSArray *) clauses;
1860
1861 @end
1862
1863 @implementation CydiaRelation
1864
1865 - (void) dealloc {
1866     [relationship_ release];
1867     [clauses_ release];
1868     [super dealloc];
1869 }
1870
1871 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1872     if ((self = [super init]) != nil) {
1873         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1874         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1875
1876         pkgCache::DepIterator start;
1877         pkgCache::DepIterator end;
1878         dep.GlobOr(start, end); // ++dep
1879
1880         _forever {
1881             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1882
1883             // yes, seriously. (wtf?)
1884             if (start == end)
1885                 break;
1886             ++start;
1887         }
1888     } return self;
1889 }
1890
1891 + (NSArray *) _attributeKeys {
1892     return [NSArray arrayWithObjects:
1893         @"clauses",
1894         @"relationship",
1895     nil];
1896 }
1897
1898 - (NSArray *) attributeKeys {
1899     return [[self class] _attributeKeys];
1900 }
1901
1902 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1903     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1904 }
1905
1906 - (NSString *) relationship {
1907     return relationship_;
1908 }
1909
1910 - (NSArray *) clauses {
1911     return clauses_;
1912 }
1913
1914 - (void) addClause:(CydiaClause *)clause {
1915     [clauses_ addObject:clause];
1916 }
1917
1918 @end
1919 /* }}} */
1920 /* Package Class {{{ */
1921 struct ParsedPackage {
1922     CYString tagline_;
1923
1924     CYString icon_;
1925
1926     CYString depiction_;
1927     CYString homepage_;
1928
1929     CYString sponsor_;
1930     CYString author_;
1931
1932     CYString bugs_;
1933     CYString support_;
1934 };
1935
1936 @interface Package : NSObject {
1937     uint32_t era_ : 26;
1938     uint32_t role_ : 3;
1939     uint32_t essential_ : 1;
1940     uint32_t obsolete_ : 1;
1941     uint32_t ignored_ : 1;
1942
1943     apr_pool_t *pool_;
1944
1945     _transient Database *database_;
1946
1947     pkgCache::VerIterator version_;
1948     pkgCache::PkgIterator iterator_;
1949     pkgCache::VerFileIterator file_;
1950
1951     CYString id_;
1952     CYString name_;
1953
1954     CYString latest_;
1955     CYString installed_;
1956
1957     const char *section_;
1958     _transient NSString *section$_;
1959
1960     Source *source_;
1961
1962     PackageValue *metadata_;
1963     ParsedPackage *parsed_;
1964
1965     NSMutableArray *tags_;
1966 }
1967
1968 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1969 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1970
1971 - (pkgCache::PkgIterator) iterator;
1972 - (void) parse;
1973
1974 - (NSString *) section;
1975 - (NSString *) simpleSection;
1976
1977 - (NSString *) longSection;
1978 - (NSString *) shortSection;
1979
1980 - (NSString *) uri;
1981
1982 - (Address *) maintainer;
1983 - (size_t) size;
1984 - (NSString *) longDescription;
1985 - (NSString *) shortDescription;
1986 - (unichar) index;
1987
1988 - (PackageValue *) metadata;
1989 - (time_t) seen;
1990
1991 - (bool) subscribed;
1992 - (bool) setSubscribed:(bool)subscribed;
1993
1994 - (BOOL) ignored;
1995
1996 - (NSString *) latest;
1997 - (NSString *) installed;
1998 - (BOOL) uninstalled;
1999
2000 - (BOOL) valid;
2001 - (BOOL) upgradableAndEssential:(BOOL)essential;
2002 - (BOOL) essential;
2003 - (BOOL) broken;
2004 - (BOOL) unfiltered;
2005 - (BOOL) visible;
2006
2007 - (BOOL) half;
2008 - (BOOL) halfConfigured;
2009 - (BOOL) halfInstalled;
2010 - (BOOL) hasMode;
2011 - (NSString *) mode;
2012
2013 - (NSString *) id;
2014 - (NSString *) name;
2015 - (UIImage *) icon;
2016 - (NSString *) homepage;
2017 - (NSString *) depiction;
2018 - (Address *) author;
2019
2020 - (NSString *) support;
2021
2022 - (NSArray *) files;
2023 - (NSArray *) warnings;
2024 - (NSArray *) applications;
2025
2026 - (Source *) source;
2027
2028 - (BOOL) matches:(NSString *)text;
2029
2030 - (bool) hasSupportingRole;
2031 - (BOOL) hasTag:(NSString *)tag;
2032 - (NSString *) primaryPurpose;
2033 - (NSArray *) purposes;
2034 - (bool) isCommercial;
2035
2036 - (void) setIndex:(size_t)index;
2037
2038 - (CYString &) cyname;
2039
2040 - (uint32_t) compareBySection:(NSArray *)sections;
2041
2042 - (void) install;
2043 - (void) remove;
2044
2045 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2046 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2047 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2048 - (bool) isVisibleInSection:(NSString *)section;
2049 - (bool) isVisibleInSource:(Source *)source;
2050
2051 @end
2052
2053 uint32_t PackageChangesRadix(Package *self, void *) {
2054     union {
2055         uint32_t key;
2056
2057         struct {
2058             uint32_t timestamp : 30;
2059             uint32_t ignored : 1;
2060             uint32_t upgradable : 1;
2061         } bits;
2062     } value;
2063
2064     bool upgradable([self upgradableAndEssential:YES]);
2065     value.bits.upgradable = upgradable ? 1 : 0;
2066
2067     if (upgradable) {
2068         value.bits.timestamp = 0;
2069         value.bits.ignored = [self ignored] ? 0 : 1;
2070         value.bits.upgradable = 1;
2071     } else {
2072         value.bits.timestamp = [self seen] >> 2;
2073         value.bits.ignored = 0;
2074         value.bits.upgradable = 0;
2075     }
2076
2077     return _not(uint32_t) - value.key;
2078 }
2079
2080 uint32_t PackagePrefixRadix(Package *self, void *context) {
2081     size_t offset(reinterpret_cast<size_t>(context));
2082     CYString &name([self cyname]);
2083
2084     size_t size(name.size());
2085     if (size == 0)
2086         return 0;
2087     char *text(name.data());
2088
2089     size_t zeros;
2090     if (!isdigit(text[0]))
2091         zeros = 0;
2092     else {
2093         size_t digits(1);
2094         while (size != digits && isdigit(text[digits]))
2095             if (++digits == 4)
2096                 break;
2097         zeros = 4 - digits;
2098     }
2099
2100     uint8_t data[4];
2101
2102     if (offset == 0 && zeros != 0) {
2103         memset(data, '0', zeros);
2104         memcpy(data + zeros, text, 4 - zeros);
2105     } else {
2106         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2107         if (size <= offset - zeros)
2108             return 0;
2109
2110         text += offset - zeros;
2111         size -= offset - zeros;
2112
2113         if (size >= 4)
2114             memcpy(data, text, 4);
2115         else {
2116             memcpy(data, text, size);
2117             memset(data + size, 0, 4 - size);
2118         }
2119
2120         for (size_t i(0); i != 4; ++i)
2121             if (isalpha(data[i]))
2122                 data[i] |= 0x20;
2123     }
2124
2125     if (offset == 0)
2126         if (data[0] == '@')
2127             data[0] = 0x7f;
2128         else
2129             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2130
2131     /* XXX: ntohl may be more honest */
2132     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2133 }
2134
2135 CYString &(*PackageName)(Package *self, SEL sel);
2136
2137 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2138     _profile(PackageNameCompare)
2139         CYString &lhi(PackageName(lhs, @selector(cyname)));
2140         CYString &rhi(PackageName(rhs, @selector(cyname)));
2141         CFStringRef lhn(lhi), rhn(rhi);
2142
2143         if (lhn == NULL)
2144             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2145         else if (rhn == NULL)
2146             return NSOrderedDescending;
2147
2148         _profile(PackageNameCompare$NumbersLast)
2149             if (!lhi.empty() && !rhi.empty()) {
2150                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2151                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2152                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2153                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2154                     return lha ? NSOrderedAscending : NSOrderedDescending;
2155             }
2156         _end
2157
2158         CFIndex length = CFStringGetLength(lhn);
2159
2160         _profile(PackageNameCompare$Compare)
2161             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2162         _end
2163     _end
2164 }
2165
2166 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2167     return PackageNameCompare(*lhs, *rhs, context);
2168 }
2169
2170 struct PackageNameOrdering :
2171     std::binary_function<Package *, Package *, bool>
2172 {
2173     _finline bool operator ()(Package *lhs, Package *rhs) const {
2174         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2175     }
2176 };
2177
2178 @implementation Package
2179
2180 - (NSString *) description {
2181     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2182 }
2183
2184 - (void) dealloc {
2185     if (parsed_ != NULL)
2186         delete parsed_;
2187     if (source_ != nil)
2188         [source_ release];
2189     if (tags_ != nil)
2190         [tags_ release];
2191     [super dealloc];
2192 }
2193
2194 + (NSString *) webScriptNameForSelector:(SEL)selector {
2195     if (false);
2196     else if (selector == @selector(clear))
2197         return @"clear";
2198     else if (selector == @selector(getField:))
2199         return @"getField";
2200     else if (selector == @selector(hasTag:))
2201         return @"hasTag";
2202     else if (selector == @selector(install))
2203         return @"install";
2204     else if (selector == @selector(remove))
2205         return @"remove";
2206     else
2207         return nil;
2208 }
2209
2210 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2211     return [self webScriptNameForSelector:selector] == nil;
2212 }
2213
2214 + (NSArray *) _attributeKeys {
2215     return [NSArray arrayWithObjects:
2216         @"applications",
2217         @"author",
2218         @"depiction",
2219         @"essential",
2220         @"homepage",
2221         @"icon",
2222         @"id",
2223         @"installed",
2224         @"latest",
2225         @"longDescription",
2226         @"longSection",
2227         @"maintainer",
2228         @"mode",
2229         @"name",
2230         @"purposes",
2231         @"relations",
2232         @"section",
2233         @"selection",
2234         @"shortDescription",
2235         @"shortSection",
2236         @"simpleSection",
2237         @"size",
2238         @"source",
2239         @"sponsor",
2240         @"state",
2241         @"support",
2242         @"tags",
2243         @"warnings",
2244     nil];
2245 }
2246
2247 - (NSArray *) attributeKeys {
2248     return [[self class] _attributeKeys];
2249 }
2250
2251 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2252     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2253 }
2254
2255 - (NSArray *) relations {
2256 @synchronized (database_) {
2257     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2258     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2259         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2260     return relations;
2261 } }
2262
2263 - (NSString *) getField:(NSString *)name {
2264 @synchronized (database_) {
2265     if ([database_ era] != era_ || file_.end())
2266         return nil;
2267
2268     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2269
2270     const char *start, *end;
2271     if (!parser.Find([name UTF8String], start, end))
2272         return (NSString *) [NSNull null];
2273
2274     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2275 } }
2276
2277 - (void) parse {
2278     if (parsed_ != NULL)
2279         return;
2280 @synchronized (database_) {
2281     if ([database_ era] != era_ || file_.end())
2282         return;
2283
2284     ParsedPackage *parsed(new ParsedPackage);
2285     parsed_ = parsed;
2286
2287     _profile(Package$parse)
2288         pkgRecords::Parser *parser;
2289
2290         _profile(Package$parse$Lookup)
2291             parser = &[database_ records]->Lookup(file_);
2292         _end
2293
2294         CYString website;
2295
2296         _profile(Package$parse$Find)
2297             struct {
2298                 const char *name_;
2299                 CYString *value_;
2300             } names[] = {
2301                 {"icon", &parsed->icon_},
2302                 {"depiction", &parsed->depiction_},
2303                 {"homepage", &parsed->homepage_},
2304                 {"website", &website},
2305                 {"bugs", &parsed->bugs_},
2306                 {"support", &parsed->support_},
2307                 {"sponsor", &parsed->sponsor_},
2308                 {"author", &parsed->author_},
2309             };
2310
2311             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2312                 const char *start, *end;
2313
2314                 if (parser->Find(names[i].name_, start, end)) {
2315                     CYString &value(*names[i].value_);
2316                     _profile(Package$parse$Value)
2317                         value.set(pool_, start, end - start);
2318                     _end
2319                 }
2320             }
2321         _end
2322
2323         _profile(Package$parse$Tagline)
2324             const char *start, *end;
2325             if (parser->ShortDesc(start, end)) {
2326                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2327                 if (stop == NULL)
2328                     stop = end;
2329                 while (stop != start && stop[-1] == '\r')
2330                     --stop;
2331                 parsed->tagline_.set(pool_, start, stop - start);
2332             }
2333         _end
2334
2335         _profile(Package$parse$Retain)
2336             if (parsed->homepage_.empty())
2337                 parsed->homepage_ = website;
2338             if (parsed->homepage_ == parsed->depiction_)
2339                 parsed->homepage_.clear();
2340         _end
2341     _end
2342 } }
2343
2344 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2345     if ((self = [super init]) != nil) {
2346     _profile(Package$initWithVersion)
2347         pool_ = pool;
2348
2349         database_ = database;
2350         era_ = [database era];
2351
2352         version_ = version;
2353
2354         pkgCache::PkgIterator iterator(version.ParentPkg());
2355         iterator_ = iterator;
2356
2357         _profile(Package$initWithVersion$Version)
2358             if (!version_.end())
2359                 file_ = version_.FileList();
2360             else {
2361                 pkgCache &cache([database_ cache]);
2362                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2363             }
2364         _end
2365
2366         _profile(Package$initWithVersion$Cache)
2367             name_.set(NULL, iterator.Display());
2368
2369             latest_.set(NULL, StripVersion_(version_.VerStr()));
2370
2371             pkgCache::VerIterator current(iterator.CurrentVer());
2372             if (!current.end())
2373                 installed_.set(NULL, StripVersion_(current.VerStr()));
2374         _end
2375
2376         _profile(Package$initWithVersion$Tags)
2377             pkgCache::TagIterator tag(iterator.TagList());
2378             if (!tag.end()) {
2379                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2380                 do {
2381                     const char *name(tag.Name());
2382                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2383
2384                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2385                         if (strcmp(name + 6, "enduser") == 0)
2386                             role_ = 1;
2387                         else if (strcmp(name + 6, "hacker") == 0)
2388                             role_ = 2;
2389                         else if (strcmp(name + 6, "developer") == 0)
2390                             role_ = 3;
2391                         else if (strcmp(name + 6, "cydia") == 0)
2392                             role_ = 7;
2393                         else
2394                             role_ = 4;
2395                     }
2396
2397                     if (strncmp(name, "cydia::", 7) == 0) {
2398                         if (strcmp(name + 7, "essential") == 0)
2399                             essential_ = true;
2400                         else if (strcmp(name + 7, "obsolete") == 0)
2401                             obsolete_ = true;
2402                     }
2403
2404                     ++tag;
2405                 } while (!tag.end());
2406             }
2407         _end
2408
2409         _profile(Package$initWithVersion$Metadata)
2410             const char *mixed(iterator.Name());
2411             size_t size(strlen(mixed));
2412             char lower[size + 1];
2413
2414             for (size_t i(0); i != size; ++i)
2415                 lower[i] = mixed[i] | 0x20;
2416             lower[size] = '\0';
2417
2418             PackageValue *metadata(PackageFind(lower, size));
2419             metadata_ = metadata;
2420
2421             id_.set(NULL, metadata->name_, size);
2422
2423             const char *latest(version_.VerStr());
2424             size_t length(strlen(latest));
2425
2426             uint16_t vhash(hashlittle(latest, length));
2427
2428             size_t capped(std::min<size_t>(8, length));
2429             latest = latest + length - capped;
2430
2431             if (metadata->first_ == 0)
2432                 metadata->first_ = now_;
2433
2434             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2435                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2436                 metadata->vhash_ = vhash;
2437                 metadata->last_ = now_;
2438             } else if (metadata->last_ == 0)
2439                 metadata->last_ = metadata->first_;
2440         _end
2441
2442         _profile(Package$initWithVersion$Section)
2443             section_ = iterator.Section();
2444         _end
2445
2446         _profile(Package$initWithVersion$Flags)
2447             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2448             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2449         _end
2450     _end } return self;
2451 }
2452
2453 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2454     pkgCache::VerIterator version;
2455
2456     _profile(Package$packageWithIterator$GetCandidateVer)
2457         version = [database policy]->GetCandidateVer(iterator);
2458     _end
2459
2460     if (version.end())
2461         return nil;
2462
2463     Package *package;
2464
2465     _profile(Package$packageWithIterator$Allocate)
2466         package = [Package allocWithZone:zone];
2467     _end
2468
2469     _profile(Package$packageWithIterator$Initialize)
2470         package = [package
2471             initWithVersion:version
2472             withZone:zone
2473             inPool:pool
2474             database:database
2475         ];
2476     _end
2477
2478     _profile(Package$packageWithIterator$Autorelease)
2479         package = [package autorelease];
2480     _end
2481
2482     return package;
2483 }
2484
2485 - (pkgCache::PkgIterator) iterator {
2486     return iterator_;
2487 }
2488
2489 - (NSString *) section {
2490     if (section$_ == nil) {
2491         if (section_ == NULL)
2492             return nil;
2493
2494         _profile(Package$section$mappedSectionForPointer)
2495             section$_ = [database_ mappedSectionForPointer:section_];
2496         _end
2497     } return section$_;
2498 }
2499
2500 - (NSString *) simpleSection {
2501     if (NSString *section = [self section])
2502         return Simplify(section);
2503     else
2504         return nil;
2505 }
2506
2507 - (NSString *) longSection {
2508     return LocalizeSection([self section]);
2509 }
2510
2511 - (NSString *) shortSection {
2512     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2513 }
2514
2515 - (NSString *) uri {
2516     return nil;
2517 #if 0
2518     pkgIndexFile *index;
2519     pkgCache::PkgFileIterator file(file_.File());
2520     if (![database_ list].FindIndex(file, index))
2521         return nil;
2522     return [NSString stringWithUTF8String:iterator_->Path];
2523     //return [NSString stringWithUTF8String:file.Site()];
2524     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2525 #endif
2526 }
2527
2528 - (Address *) maintainer {
2529 @synchronized (database_) {
2530     if ([database_ era] != era_ || file_.end())
2531         return nil;
2532
2533     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2534     const std::string &maintainer(parser->Maintainer());
2535     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2536 } }
2537
2538 - (size_t) size {
2539 @synchronized (database_) {
2540     if ([database_ era] != era_ || version_.end())
2541         return 0;
2542
2543     return version_->InstalledSize;
2544 } }
2545
2546 - (NSString *) longDescription {
2547 @synchronized (database_) {
2548     if ([database_ era] != era_ || file_.end())
2549         return nil;
2550
2551     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2552     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2553
2554     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2555     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2556     if ([lines count] < 2)
2557         return nil;
2558
2559     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2560     for (size_t i(1), e([lines count]); i != e; ++i) {
2561         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2562         [trimmed addObject:trim];
2563     }
2564
2565     return [trimmed componentsJoinedByString:@"\n"];
2566 } }
2567
2568 - (NSString *) shortDescription {
2569     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2570 }
2571
2572 - (unichar) index {
2573     _profile(Package$index)
2574         CFStringRef name((CFStringRef) [self name]);
2575         if (CFStringGetLength(name) == 0)
2576             return '#';
2577         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2578         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2579             return '#';
2580         return toupper(character);
2581     _end
2582 }
2583
2584 - (PackageValue *) metadata {
2585     return metadata_;
2586 }
2587
2588 - (time_t) seen {
2589     PackageValue *metadata([self metadata]);
2590     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2591 }
2592
2593 - (bool) subscribed {
2594     return [self metadata]->subscribed_;
2595 }
2596
2597 - (bool) setSubscribed:(bool)subscribed {
2598     PackageValue *metadata([self metadata]);
2599     if (metadata->subscribed_ == subscribed)
2600         return false;
2601     metadata->subscribed_ = subscribed;
2602     return true;
2603 }
2604
2605 - (BOOL) ignored {
2606     return ignored_;
2607 }
2608
2609 - (NSString *) latest {
2610     return latest_;
2611 }
2612
2613 - (NSString *) installed {
2614     return installed_;
2615 }
2616
2617 - (BOOL) uninstalled {
2618     return installed_.empty();
2619 }
2620
2621 - (BOOL) valid {
2622     return !version_.end();
2623 }
2624
2625 - (BOOL) upgradableAndEssential:(BOOL)essential {
2626     _profile(Package$upgradableAndEssential)
2627         pkgCache::VerIterator current(iterator_.CurrentVer());
2628         if (current.end())
2629             return essential && essential_;
2630         else
2631             return !version_.end() && version_ != current;
2632     _end
2633 }
2634
2635 - (BOOL) essential {
2636     return essential_;
2637 }
2638
2639 - (BOOL) broken {
2640     return [database_ cache][iterator_].InstBroken();
2641 }
2642
2643 - (BOOL) unfiltered {
2644     _profile(Package$unfiltered$obsolete)
2645         if (_unlikely(obsolete_))
2646             return false;
2647     _end
2648
2649     _profile(Package$unfiltered$hasSupportingRole)
2650         if (_unlikely(![self hasSupportingRole]))
2651             return false;
2652     _end
2653
2654     return true;
2655 }
2656
2657 - (BOOL) visible {
2658     if (![self unfiltered])
2659         return false;
2660
2661     NSString *section;
2662
2663     _profile(Package$visible$section)
2664         section = [self section];
2665     _end
2666
2667     _profile(Package$visible$isSectionVisible)
2668         if (!isSectionVisible(section))
2669             return false;
2670     _end
2671
2672     return true;
2673 }
2674
2675 - (BOOL) half {
2676     unsigned char current(iterator_->CurrentState);
2677     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2678 }
2679
2680 - (BOOL) halfConfigured {
2681     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2682 }
2683
2684 - (BOOL) halfInstalled {
2685     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2686 }
2687
2688 - (BOOL) hasMode {
2689     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2690     return state.Mode != pkgDepCache::ModeKeep;
2691 }
2692
2693 - (NSString *) mode {
2694     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2695
2696     switch (state.Mode) {
2697         case pkgDepCache::ModeDelete:
2698             if ((state.iFlags & pkgDepCache::Purge) != 0)
2699                 return @"PURGE";
2700             else
2701                 return @"REMOVE";
2702         case pkgDepCache::ModeKeep:
2703             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2704                 return @"REINSTALL";
2705             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2706                 return nil;*/
2707             else
2708                 return nil;
2709         case pkgDepCache::ModeInstall:
2710             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2711                 return @"REINSTALL";
2712             else*/ switch (state.Status) {
2713                 case -1:
2714                     return @"DOWNGRADE";
2715                 case 0:
2716                     return @"INSTALL";
2717                 case 1:
2718                     return @"UPGRADE";
2719                 case 2:
2720                     return @"NEW_INSTALL";
2721                 _nodefault
2722             }
2723         _nodefault
2724     }
2725 }
2726
2727 - (NSString *) id {
2728     return id_;
2729 }
2730
2731 - (NSString *) name {
2732     return name_.empty() ? id_ : name_;
2733 }
2734
2735 - (UIImage *) icon {
2736     NSString *section = [self simpleSection];
2737
2738     UIImage *icon(nil);
2739     if (parsed_ != NULL)
2740         if (NSString *href = parsed_->icon_)
2741             if ([href hasPrefix:@"file:///"])
2742                 // XXX: correct escaping
2743                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2744     if (icon == nil) if (section != nil)
2745         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2746     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2747         if ([dicon hasPrefix:@"file:///"])
2748             // XXX: correct escaping
2749             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2750     if (icon == nil)
2751         icon = [UIImage applicationImageNamed:@"unknown.png"];
2752     return icon;
2753 }
2754
2755 - (NSString *) homepage {
2756     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2757 }
2758
2759 - (NSString *) depiction {
2760     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2761 }
2762
2763 - (Address *) sponsor {
2764     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2765 }
2766
2767 - (Address *) author {
2768     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2769 }
2770
2771 - (NSString *) support {
2772     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2773 }
2774
2775 - (NSArray *) files {
2776     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2777     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2778
2779     std::ifstream fin;
2780     fin.open([path UTF8String]);
2781     if (!fin.is_open())
2782         return nil;
2783
2784     std::string line;
2785     while (std::getline(fin, line))
2786         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2787
2788     return files;
2789 }
2790
2791 - (NSString *) state {
2792 @synchronized (database_) {
2793     if ([database_ era] != era_ || file_.end())
2794         return nil;
2795
2796     switch (iterator_->CurrentState) {
2797         case pkgCache::State::NotInstalled:
2798             return @"NotInstalled";
2799         case pkgCache::State::UnPacked:
2800             return @"UnPacked";
2801         case pkgCache::State::HalfConfigured:
2802             return @"HalfConfigured";
2803         case pkgCache::State::HalfInstalled:
2804             return @"HalfInstalled";
2805         case pkgCache::State::ConfigFiles:
2806             return @"ConfigFiles";
2807         case pkgCache::State::Installed:
2808             return @"Installed";
2809         case pkgCache::State::TriggersAwaited:
2810             return @"TriggersAwaited";
2811         case pkgCache::State::TriggersPending:
2812             return @"TriggersPending";
2813     }
2814
2815     return (NSString *) [NSNull null];
2816 } }
2817
2818 - (NSString *) selection {
2819 @synchronized (database_) {
2820     if ([database_ era] != era_ || file_.end())
2821         return nil;
2822
2823     switch (iterator_->SelectedState) {
2824         case pkgCache::State::Unknown:
2825             return @"Unknown";
2826         case pkgCache::State::Install:
2827             return @"Install";
2828         case pkgCache::State::Hold:
2829             return @"Hold";
2830         case pkgCache::State::DeInstall:
2831             return @"DeInstall";
2832         case pkgCache::State::Purge:
2833             return @"Purge";
2834     }
2835
2836     return (NSString *) [NSNull null];
2837 } }
2838
2839 - (NSArray *) warnings {
2840     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2841     const char *name(iterator_.Name());
2842
2843     size_t length(strlen(name));
2844     if (length < 2) invalid:
2845         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2846     else for (size_t i(0); i != length; ++i)
2847         if (
2848             /* XXX: technically this is not allowed */
2849             (name[i] < 'A' || name[i] > 'Z') &&
2850             (name[i] < 'a' || name[i] > 'z') &&
2851             (name[i] < '0' || name[i] > '9') &&
2852             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2853         ) goto invalid;
2854
2855     if (strcmp(name, "cydia") != 0) {
2856         bool cydia = false;
2857         bool user = false;
2858         bool _private = false;
2859         bool stash = false;
2860
2861         bool repository = [[self section] isEqualToString:@"Repositories"];
2862
2863         if (NSArray *files = [self files])
2864             for (NSString *file in files)
2865                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2866                     cydia = true;
2867                 else if (!user && [file isEqualToString:@"/User"])
2868                     user = true;
2869                 else if (!_private && [file isEqualToString:@"/private"])
2870                     _private = true;
2871                 else if (!stash && [file isEqualToString:@"/var/stash"])
2872                     stash = true;
2873
2874         /* XXX: this is not sensitive enough. only some folders are valid. */
2875         if (cydia && !repository)
2876             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2877         if (user)
2878             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2879         if (_private)
2880             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2881         if (stash)
2882             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2883     }
2884
2885     return [warnings count] == 0 ? nil : warnings;
2886 }
2887
2888 - (NSArray *) applications {
2889     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2890
2891     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2892
2893     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2894     if (NSArray *files = [self files])
2895         for (NSString *file in files)
2896             if (application_r(file)) {
2897                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2898                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2899                 if ([id isEqualToString:me])
2900                     continue;
2901
2902                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2903                 if (display == nil)
2904                     display = application_r[1];
2905
2906                 NSString *bundle([file stringByDeletingLastPathComponent]);
2907                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2908                 if (icon == nil || [icon length] == 0)
2909                     icon = @"icon.png";
2910                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2911
2912                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2913                 [applications addObject:application];
2914
2915                 [application addObject:id];
2916                 [application addObject:display];
2917                 [application addObject:url];
2918             }
2919
2920     return [applications count] == 0 ? nil : applications;
2921 }
2922
2923 - (Source *) source {
2924     if (source_ == nil) {
2925         @synchronized (database_) {
2926             if ([database_ era] != era_ || file_.end())
2927                 source_ = (Source *) [NSNull null];
2928             else
2929                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2930         }
2931     }
2932
2933     return source_ == (Source *) [NSNull null] ? nil : source_;
2934 }
2935
2936 - (BOOL) matches:(NSString *)text {
2937     if (text == nil)
2938         return NO;
2939
2940     NSRange range;
2941
2942     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2943     if (range.location != NSNotFound)
2944         return YES;
2945
2946     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2947     if (range.location != NSNotFound)
2948         return YES;
2949
2950     [self parse];
2951
2952     NSString *description([self shortDescription]);
2953     NSUInteger length([description length]);
2954
2955     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_ range:NSMakeRange(0, std::min<NSUInteger>(length, 100))];
2956     if (range.location != NSNotFound)
2957         return YES;
2958
2959     return NO;
2960 }
2961
2962 - (bool) hasSupportingRole {
2963     if (role_ == 0)
2964         return true;
2965     if (role_ == 1)
2966         return true;
2967     if ([Role_ isEqualToString:@"User"])
2968         return false;
2969     if (role_ == 2)
2970         return true;
2971     if ([Role_ isEqualToString:@"Hacker"])
2972         return false;
2973     if (role_ == 3)
2974         return true;
2975     if ([Role_ isEqualToString:@"Developer"])
2976         return false;
2977     _assert(false);
2978 }
2979
2980 - (NSArray *) tags {
2981     return tags_;
2982 }
2983
2984 - (BOOL) hasTag:(NSString *)tag {
2985     return tags_ == nil ? NO : [tags_ containsObject:tag];
2986 }
2987
2988 - (NSString *) primaryPurpose {
2989     for (NSString *tag in tags_)
2990         if ([tag hasPrefix:@"purpose::"])
2991             return [tag substringFromIndex:9];
2992     return nil;
2993 }
2994
2995 - (NSArray *) purposes {
2996     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2997     for (NSString *tag in tags_)
2998         if ([tag hasPrefix:@"purpose::"])
2999             [purposes addObject:[tag substringFromIndex:9]];
3000     return [purposes count] == 0 ? nil : purposes;
3001 }
3002
3003 - (bool) isCommercial {
3004     return [self hasTag:@"cydia::commercial"];
3005 }
3006
3007 - (void) setIndex:(size_t)index {
3008     if (metadata_->index_ != index)
3009         metadata_->index_ = index;
3010 }
3011
3012 - (CYString &) cyname {
3013     return name_.empty() ? id_ : name_;
3014 }
3015
3016 - (uint32_t) compareBySection:(NSArray *)sections {
3017     NSString *section([self section]);
3018     for (size_t i(0), e([sections count]); i != e; ++i) {
3019         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3020             return i;
3021     }
3022
3023     return _not(uint32_t);
3024 }
3025
3026 - (void) clear {
3027 @synchronized (database_) {
3028     pkgProblemResolver *resolver = [database_ resolver];
3029     resolver->Clear(iterator_);
3030
3031     pkgCacheFile &cache([database_ cache]);
3032     cache->SetReInstall(iterator_, false);
3033     cache->MarkKeep(iterator_, false);
3034 } }
3035
3036 - (void) install {
3037 @synchronized (database_) {
3038     pkgProblemResolver *resolver = [database_ resolver];
3039     resolver->Clear(iterator_);
3040     resolver->Protect(iterator_);
3041
3042     pkgCacheFile &cache([database_ cache]);
3043     cache->SetReInstall(iterator_, false);
3044     cache->MarkInstall(iterator_, false);
3045
3046     pkgDepCache::StateCache &state((*cache)[iterator_]);
3047     if (!state.Install())
3048         cache->SetReInstall(iterator_, true);
3049 } }
3050
3051 - (void) remove {
3052 @synchronized (database_) {
3053     pkgProblemResolver *resolver = [database_ resolver];
3054     resolver->Clear(iterator_);
3055     resolver->Remove(iterator_);
3056     resolver->Protect(iterator_);
3057
3058     pkgCacheFile &cache([database_ cache]);
3059     cache->SetReInstall(iterator_, false);
3060     cache->MarkDelete(iterator_, true);
3061 } }
3062
3063 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3064     _profile(Package$isUnfilteredAndSearchedForBy)
3065         bool value(true);
3066
3067         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3068             value &= [self unfiltered];
3069         _end
3070
3071         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3072             value &= [self matches:search];
3073         _end
3074
3075         return value;
3076     _end
3077 }
3078
3079 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3080     if ([search length] == 0)
3081         return false;
3082
3083     _profile(Package$isUnfilteredAndSelectedForBy)
3084         bool value(true);
3085
3086         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3087             value &= [self unfiltered];
3088         _end
3089
3090         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3091             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3092         _end
3093
3094         return value;
3095     _end
3096 }
3097
3098 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3099     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3100 }
3101
3102 - (bool) isVisibleInSection:(NSString *)name {
3103     NSString *section([self section]);
3104
3105     return (
3106         name == nil ||
3107         section == nil && [name length] == 0 ||
3108         [name isEqualToString:section]
3109     ) && [self visible];
3110 }
3111
3112 - (bool) isVisibleInSource:(Source *)source {
3113     return [self source] == source && [self visible];
3114 }
3115
3116 @end
3117 /* }}} */
3118 /* Section Class {{{ */
3119 @interface Section : NSObject {
3120     NSString *name_;
3121     unichar index_;
3122     size_t row_;
3123     size_t count_;
3124     NSString *localized_;
3125 }
3126
3127 - (NSComparisonResult) compareByLocalized:(Section *)section;
3128 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3129 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3130 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3131 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3132 - (NSString *) name;
3133 - (unichar) index;
3134
3135 - (size_t) row;
3136 - (size_t) count;
3137
3138 - (void) addToRow;
3139 - (void) addToCount;
3140
3141 - (void) setCount:(size_t)count;
3142 - (NSString *) localized;
3143
3144 @end
3145
3146 @implementation Section
3147
3148 - (void) dealloc {
3149     [name_ release];
3150     if (localized_ != nil)
3151         [localized_ release];
3152     [super dealloc];
3153 }
3154
3155 - (NSComparisonResult) compareByLocalized:(Section *)section {
3156     NSString *lhs(localized_);
3157     NSString *rhs([section localized]);
3158
3159     /*if ([lhs length] != 0 && [rhs length] != 0) {
3160         unichar lhc = [lhs characterAtIndex:0];
3161         unichar rhc = [rhs characterAtIndex:0];
3162
3163         if (isalpha(lhc) && !isalpha(rhc))
3164             return NSOrderedAscending;
3165         else if (!isalpha(lhc) && isalpha(rhc))
3166             return NSOrderedDescending;
3167     }*/
3168
3169     return [lhs compare:rhs options:LaxCompareOptions_];
3170 }
3171
3172 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3173     if ((self = [self initWithName:name localize:NO]) != nil) {
3174         if (localized != nil)
3175             localized_ = [localized retain];
3176     } return self;
3177 }
3178
3179 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3180     return [self initWithName:name row:0 localize:localize];
3181 }
3182
3183 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3184     if ((self = [super init]) != nil) {
3185         name_ = [name retain];
3186         index_ = '\0';
3187         row_ = row;
3188         if (localize)
3189             localized_ = [LocalizeSection(name_) retain];
3190     } return self;
3191 }
3192
3193 /* XXX: localize the index thingees */
3194 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3195     if ((self = [super init]) != nil) {
3196         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3197         index_ = index;
3198         row_ = row;
3199     } return self;
3200 }
3201
3202 - (NSString *) name {
3203     return name_;
3204 }
3205
3206 - (unichar) index {
3207     return index_;
3208 }
3209
3210 - (size_t) row {
3211     return row_;
3212 }
3213
3214 - (size_t) count {
3215     return count_;
3216 }
3217
3218 - (void) addToRow {
3219     ++row_;
3220 }
3221
3222 - (void) addToCount {
3223     ++count_;
3224 }
3225
3226 - (void) setCount:(size_t)count {
3227     count_ = count;
3228 }
3229
3230 - (NSString *) localized {
3231     return localized_;
3232 }
3233
3234 @end
3235 /* }}} */
3236
3237 static NSString *Colon_;
3238 static NSString *Elision_;
3239 static NSString *Error_;
3240 static NSString *Warning_;
3241
3242 /* Database Implementation {{{ */
3243 @implementation Database
3244
3245 + (Database *) sharedInstance {
3246     static Database *instance;
3247     if (instance == nil)
3248         instance = [[Database alloc] init];
3249     return instance;
3250 }
3251
3252 - (unsigned) era {
3253     return era_;
3254 }
3255
3256 - (void) releasePackages {
3257     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3258     CFArrayRemoveAllValues(packages_);
3259 }
3260
3261 - (void) dealloc {
3262     // XXX: actually implement this thing
3263     _assert(false);
3264     [sourceList_ release];
3265     [self releasePackages];
3266     apr_pool_destroy(pool_);
3267     NSRecycleZone(zone_);
3268     [super dealloc];
3269 }
3270
3271 - (void) _readCydia:(NSNumber *)fd { _pooled
3272     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3273     std::istream is(&ib);
3274     std::string line;
3275
3276     static Pcre finish_r("^finish:([^:]*)$");
3277
3278     while (std::getline(is, line)) {
3279         const char *data(line.c_str());
3280         size_t size = line.size();
3281         lprintf("C:%s\n", data);
3282
3283         if (finish_r(data, size)) {
3284             NSString *finish = finish_r[1];
3285             int index = [Finishes_ indexOfObject:finish];
3286             if (index != INT_MAX && index > Finish_)
3287                 Finish_ = index;
3288         }
3289     }
3290
3291     _assume(false);
3292 }
3293
3294 - (void) _readStatus:(NSNumber *)fd { _pooled
3295     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3296     std::istream is(&ib);
3297     std::string line;
3298
3299     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3300     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3301
3302     while (std::getline(is, line)) {
3303         const char *data(line.c_str());
3304         size_t size(line.size());
3305         lprintf("S:%s\n", data);
3306
3307         if (conffile_r(data, size)) {
3308             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3309             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3310         } else if (strncmp(data, "status: ", 8) == 0) {
3311             // status: <package>: {unpacked,half-configured,installed}
3312             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3313             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3314         } else if (strncmp(data, "processing: ", 12) == 0) {
3315             // processing: configure: config-test
3316             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3317             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3318         } else if (pmstatus_r(data, size)) {
3319             std::string type([pmstatus_r[1] UTF8String]);
3320
3321             NSString *package = pmstatus_r[2];
3322             if ([package isEqualToString:@"dpkg-exec"])
3323                 package = nil;
3324
3325             float percent([pmstatus_r[3] floatValue]);
3326             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3327
3328             NSString *string = pmstatus_r[4];
3329
3330             if (type == "pmerror") {
3331                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3332                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3333             } else if (type == "pmstatus") {
3334                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3335                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3336             } else if (type == "pmconffile")
3337                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3338             else
3339                 lprintf("E:unknown pmstatus\n");
3340         } else
3341             lprintf("E:unknown status\n");
3342     }
3343
3344     _assume(false);
3345 }
3346
3347 - (void) _readOutput:(NSNumber *)fd { _pooled
3348     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3349     std::istream is(&ib);
3350     std::string line;
3351
3352     while (std::getline(is, line)) {
3353         lprintf("O:%s\n", line.c_str());
3354
3355         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3356         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3357     }
3358
3359     _assume(false);
3360 }
3361
3362 - (FILE *) input {
3363     return input_;
3364 }
3365
3366 - (Package *) packageWithName:(NSString *)name {
3367 @synchronized (self) {
3368     if (static_cast<pkgDepCache *>(cache_) == NULL)
3369         return nil;
3370     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3371     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3372 } }
3373
3374 - (id) init {
3375     if ((self = [super init]) != nil) {
3376         policy_ = NULL;
3377         records_ = NULL;
3378         resolver_ = NULL;
3379         fetcher_ = NULL;
3380         lock_ = NULL;
3381
3382         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3383         apr_pool_create(&pool_, NULL);
3384
3385         size_t capacity(MetaFile_->active_);
3386         if (capacity == 0)
3387             capacity = 16384;
3388         else
3389             capacity += 1024;
3390
3391         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3392         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3393
3394         int fds[2];
3395
3396         _assert(pipe(fds) != -1);
3397         cydiafd_ = fds[1];
3398
3399         _config->Set("APT::Keep-Fds::", cydiafd_);
3400         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3401
3402         [NSThread
3403             detachNewThreadSelector:@selector(_readCydia:)
3404             toTarget:self
3405             withObject:[NSNumber numberWithInt:fds[0]]
3406         ];
3407
3408         _assert(pipe(fds) != -1);
3409         statusfd_ = fds[1];
3410
3411         [NSThread
3412             detachNewThreadSelector:@selector(_readStatus:)
3413             toTarget:self
3414             withObject:[NSNumber numberWithInt:fds[0]]
3415         ];
3416
3417         _assert(pipe(fds) != -1);
3418         _assert(dup2(fds[0], 0) != -1);
3419         _assert(close(fds[0]) != -1);
3420
3421         input_ = fdopen(fds[1], "a");
3422
3423         _assert(pipe(fds) != -1);
3424         _assert(dup2(fds[1], 1) != -1);
3425         _assert(close(fds[1]) != -1);
3426
3427         [NSThread
3428             detachNewThreadSelector:@selector(_readOutput:)
3429             toTarget:self
3430             withObject:[NSNumber numberWithInt:fds[0]]
3431         ];
3432     } return self;
3433 }
3434
3435 - (pkgCacheFile &) cache {
3436     return cache_;
3437 }
3438
3439 - (pkgDepCache::Policy *) policy {
3440     return policy_;
3441 }
3442
3443 - (pkgRecords *) records {
3444     return records_;
3445 }
3446
3447 - (pkgProblemResolver *) resolver {
3448     return resolver_;
3449 }
3450
3451 - (pkgAcquire &) fetcher {
3452     return *fetcher_;
3453 }
3454
3455 - (pkgSourceList &) list {
3456     return *list_;
3457 }
3458
3459 - (NSArray *) packages {
3460     return (NSArray *) packages_;
3461 }
3462
3463 - (NSArray *) sources {
3464     return sourceList_;
3465 }
3466
3467 - (Source *) sourceWithKey:(NSString *)key {
3468     for (Source *source in [self sources]) {
3469         if ([[source key] isEqualToString:key])
3470             return source;
3471     } return nil;
3472 }
3473
3474 - (bool) popErrorWithTitle:(NSString *)title {
3475     bool fatal(false);
3476
3477     while (!_error->empty()) {
3478         std::string error;
3479         bool warning(!_error->PopMessage(error));
3480         if (!warning)
3481             fatal = true;
3482
3483         for (;;) {
3484             size_t size(error.size());
3485             if (size == 0 || error[size - 1] != '\n')
3486                 break;
3487             error.resize(size - 1);
3488         }
3489
3490         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
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 { CYPoolStart() {
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     _trace();
3544     OpProgress progress;
3545     while (!cache_.Open(progress, true)) { pop:
3546         std::string error;
3547         bool warning(!_error->PopMessage(error));
3548         lprintf("cache_.Open():[%s]\n", error.c_str());
3549
3550         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3551             [delegate_ repairWithSelector:@selector(configure)];
3552         else if (error == "The package lists or status file could not be parsed or opened.")
3553             [delegate_ repairWithSelector:@selector(update)];
3554         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3555         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3556         // else if (error == "Malformed Status line")
3557         // else if (error == "The list of sources could not be read.")
3558         else {
3559             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3560             return;
3561         }
3562
3563         if (warning)
3564             goto pop;
3565         _error->Discard();
3566     }
3567     _trace();
3568
3569     unlink("/tmp/cydia.chk");
3570
3571     now_ = [[NSDate date] timeIntervalSince1970];
3572
3573     policy_ = new pkgDepCache::Policy();
3574     records_ = new pkgRecords(cache_);
3575     resolver_ = new pkgProblemResolver(cache_);
3576     fetcher_ = new pkgAcquire(&status_);
3577     lock_ = NULL;
3578
3579     list_ = new pkgSourceList();
3580     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3581         return;
3582
3583     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3584         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3585         return;
3586     }
3587
3588     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3589         return;
3590
3591     if (cache_->BrokenCount() != 0) {
3592         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3593             return;
3594
3595         if (cache_->BrokenCount() != 0) {
3596             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3597             return;
3598         }
3599
3600         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3601             return;
3602     }
3603
3604     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3605         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3606         [sourceList_ addObject:object];
3607
3608         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3609         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3610             // XXX: this could be more intelligent
3611             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3612                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3613                 if (!cached.end())
3614                     sourceMap_[cached->ID] = object;
3615             }
3616     }
3617
3618     {
3619         /*std::vector<Package *> packages;
3620         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3621         [packages_ release];
3622         packages_ = nil;*/
3623
3624         _trace();
3625
3626         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3627             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3628                 //packages.push_back(package);
3629                 CFArrayAppendValue(packages_, [package retain]);
3630
3631         _trace();
3632
3633         /*if (packages.empty())
3634             packages_ = [[NSArray alloc] init];
3635         else
3636             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3637         _trace();*/
3638
3639         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3640         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3641         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3642
3643         /*_trace();
3644         PrintTimes();
3645         _trace();*/
3646
3647         _trace();
3648
3649         /*if (!packages.empty())
3650             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3651         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3652
3653         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3654
3655         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3656
3657         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3658
3659         _trace();
3660
3661         size_t count(CFArrayGetCount(packages_));
3662         MetaFile_->active_ = count;
3663
3664         for (size_t index(0); index != count; ++index)
3665             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3666
3667         _trace();
3668     }
3669 } } CYPoolEnd() _trace(); }
3670
3671 - (void) clear {
3672 @synchronized (self) {
3673     delete resolver_;
3674     resolver_ = new pkgProblemResolver(cache_);
3675
3676     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3677         if (!cache_[iterator].Keep())
3678             cache_->MarkKeep(iterator, false);
3679         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3680             cache_->SetReInstall(iterator, false);
3681 } }
3682
3683 - (void) configure {
3684     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3685     _trace();
3686     system([dpkg UTF8String]);
3687     _trace();
3688 }
3689
3690 - (bool) clean {
3691     // XXX: I don't remember this condition
3692     if (lock_ != NULL)
3693         return false;
3694
3695     FileFd Lock;
3696     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3697
3698     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3699
3700     if ([self popErrorWithTitle:title])
3701         return false;
3702
3703     pkgAcquire fetcher;
3704     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3705
3706     class LogCleaner :
3707         public pkgArchiveCleaner
3708     {
3709       protected:
3710         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3711             unlink(File);
3712         }
3713     } cleaner;
3714
3715     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3716         return false;
3717
3718     return true;
3719 }
3720
3721 - (bool) prepare {
3722     fetcher_->Shutdown();
3723
3724     pkgRecords records(cache_);
3725
3726     lock_ = new FileFd();
3727     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3728
3729     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3730
3731     if ([self popErrorWithTitle:title])
3732         return false;
3733
3734     pkgSourceList list;
3735     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3736         return false;
3737
3738     manager_ = (_system->CreatePM(cache_));
3739     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3740         return false;
3741
3742     return true;
3743 }
3744
3745 - (void) perform {
3746     bool substrate(RestartSubstrate_);
3747     RestartSubstrate_ = false;
3748
3749     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3750
3751     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3752         pkgSourceList list;
3753         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3754             return;
3755         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3756             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3757     }
3758
3759     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3760
3761     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3762         _trace();
3763         [self popErrorWithTitle:title];
3764         return;
3765     }
3766
3767     bool failed = false;
3768     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3769         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3770             continue;
3771         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3772             continue;
3773
3774         failed = true;
3775     }
3776
3777     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3778
3779     if (failed) {
3780         _trace();
3781         return;
3782     }
3783
3784     if (substrate)
3785         RestartSubstrate_ = true;
3786
3787     _system->UnLock();
3788     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3789
3790     if (_error->PendingError()) {
3791         _trace();
3792         return;
3793     }
3794
3795     if (result == pkgPackageManager::Failed) {
3796         _trace();
3797         return;
3798     }
3799
3800     if (result != pkgPackageManager::Completed) {
3801         _trace();
3802         return;
3803     }
3804
3805     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3806         pkgSourceList list;
3807         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3808             return;
3809         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3810             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3811     }
3812
3813     if (![before isEqualToArray:after])
3814         [self update];
3815 }
3816
3817 - (bool) upgrade {
3818     NSString *title(UCLocalize("UPGRADE"));
3819     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3820         return false;
3821     return true;
3822 }
3823
3824 - (void) update {
3825     [self updateWithStatus:status_];
3826 }
3827
3828 - (void) updateWithStatus:(Status &)status {
3829     NSString *title(UCLocalize("REFRESHING_DATA"));
3830
3831     pkgSourceList list;
3832     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3833         return;
3834
3835     FileFd lock;
3836     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3837     if ([self popErrorWithTitle:title])
3838         return;
3839
3840     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3841
3842     bool success(ListUpdate(status, list, PulseInterval_));
3843     if (status.WasCancelled())
3844         _error->Discard();
3845     else
3846         [self popErrorWithTitle:title forOperation:success];
3847
3848     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3849
3850     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3851     Changed_ = true;
3852 }
3853
3854 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3855     delegate_ = delegate;
3856 }
3857
3858 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3859     progress_ = delegate;
3860     status_.setDelegate(delegate);
3861 }
3862
3863 - (NSObject<ProgressDelegate> *) progressDelegate {
3864     return progress_;
3865 }
3866
3867 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3868     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3869     return i == sourceMap_.end() ? nil : i->second;
3870 }
3871
3872 - (NSString *) mappedSectionForPointer:(const char *)section {
3873     _H<NSString> *mapped;
3874
3875     _profile(Database$mappedSectionForPointer$Cache)
3876         mapped = &sections_[section];
3877     _end
3878
3879     if (*mapped == NULL) {
3880         size_t length(strlen(section));
3881         char spaced[length + 1];
3882
3883         _profile(Database$mappedSectionForPointer$Replace)
3884             for (size_t index(0); index != length; ++index)
3885                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3886             spaced[length] = '\0';
3887         _end
3888
3889         NSString *string;
3890
3891         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3892             string = [NSString stringWithUTF8String:spaced];
3893         _end
3894
3895         _profile(Database$mappedSectionForPointer$Map)
3896             string = [SectionMap_ objectForKey:string] ?: string;
3897         _end
3898
3899         *mapped = string;
3900     } return *mapped;
3901 }
3902
3903 @end
3904 /* }}} */
3905
3906 static NSMutableSet *Diversions_;
3907
3908 @interface Diversion : NSObject {
3909     Pcre pattern_;
3910     _H<NSString> key_;
3911     _H<NSString> format_;
3912 }
3913
3914 @end
3915
3916 @implementation Diversion
3917
3918 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3919     if ((self = [super init]) != nil) {
3920         pattern_ = [from UTF8String];
3921         key_ = from;
3922         format_ = to;
3923     } return self;
3924 }
3925
3926 - (NSString *) divert:(NSString *)url {
3927     return !pattern_(url) ? nil : pattern_->*format_;
3928 }
3929
3930 + (NSURL *) divertURL:(NSURL *)url {
3931   divert:
3932     NSString *href([url absoluteString]);
3933
3934     for (Diversion *diversion in Diversions_)
3935         if (NSString *diverted = [diversion divert:href]) {
3936 #if !ForRelease
3937             NSLog(@"div: %@", diverted);
3938 #endif
3939             url = [NSURL URLWithString:diverted];
3940             goto divert;
3941         }
3942
3943     return url;
3944 }
3945
3946 - (NSString *) key {
3947     return key_;
3948 }
3949
3950 - (NSUInteger) hash {
3951     return [key_ hash];
3952 }
3953
3954 - (BOOL) isEqual:(Diversion *)object {
3955     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
3956 }
3957
3958 @end
3959
3960 @interface CydiaObject : NSObject {
3961     id indirect_;
3962     _transient id delegate_;
3963 }
3964
3965 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3966
3967 @end
3968
3969 @interface CydiaWebViewController : CyteWebViewController {
3970     CydiaObject *cydia_;
3971 }
3972
3973 + (void) addDiversion:(Diversion *)diversion;
3974
3975 @end
3976
3977 /* Web Scripting {{{ */
3978 @implementation CydiaObject
3979
3980 - (void) dealloc {
3981     [indirect_ release];
3982     [super dealloc];
3983 }
3984
3985 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3986     if ((self = [super init]) != nil) {
3987         indirect_ = [indirect retain];
3988     } return self;
3989 }
3990
3991 - (void) setDelegate:(id)delegate {
3992     delegate_ = delegate;
3993 }
3994
3995 + (NSArray *) _attributeKeys {
3996     return [NSArray arrayWithObjects:
3997         @"device",
3998         @"ecid",
3999         @"firmware",
4000         @"hostname",
4001         @"idiom",
4002         @"model",
4003         @"plmn",
4004         @"role",
4005         @"serial",
4006         @"token",
4007         @"version",
4008     nil];
4009 }
4010
4011 - (NSArray *) attributeKeys {
4012     return [[self class] _attributeKeys];
4013 }
4014
4015 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4016     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4017 }
4018
4019 - (NSString *) version {
4020     return @ Cydia_;
4021 }
4022
4023 - (NSString *) device {
4024     return [[UIDevice currentDevice] uniqueIdentifier];
4025 }
4026
4027 - (NSString *) firmware {
4028     return [[UIDevice currentDevice] systemVersion];
4029 }
4030
4031 - (NSString *) hostname {
4032     return [[UIDevice currentDevice] name];
4033 }
4034
4035 - (NSString *) idiom {
4036     return (id) Idiom_ ?: [NSNull null];
4037 }
4038
4039 - (NSString *) plmn {
4040     return (id) PLMN_ ?: [NSNull null];
4041 }
4042
4043 - (NSString *) ecid {
4044     return (id) ChipID_ ?: [NSNull null];
4045 }
4046
4047 - (NSString *) serial {
4048     return SerialNumber_;
4049 }
4050
4051 - (NSString *) role {
4052     return (id) Role_ ?: [NSNull null];
4053 }
4054
4055 - (NSString *) model {
4056     return [NSString stringWithUTF8String:Machine_];
4057 }
4058
4059 - (NSString *) token {
4060     return (id) Token_ ?: [NSNull null];
4061 }
4062
4063 + (NSString *) webScriptNameForSelector:(SEL)selector {
4064     if (false);
4065     else if (selector == @selector(addBridgedHost:))
4066         return @"addBridgedHost";
4067     else if (selector == @selector(addPipelinedHost:scheme:))
4068         return @"addPipelinedHost";
4069     else if (selector == @selector(addTrivialSource:))
4070         return @"addTrivialSource";
4071     else if (selector == @selector(close))
4072         return @"close";
4073     else if (selector == @selector(divert::))
4074         return @"divert";
4075     else if (selector == @selector(du:))
4076         return @"du";
4077     else if (selector == @selector(stringWithFormat:arguments:))
4078         return @"format";
4079     else if (selector == @selector(getAllSources))
4080         return @"getAllSourcs";
4081     else if (selector == @selector(getKernelNumber:))
4082         return @"getKernelNumber";
4083     else if (selector == @selector(getKernelString:))
4084         return @"getKernelString";
4085     else if (selector == @selector(getInstalledPackages))
4086         return @"getInstalledPackages";
4087     else if (selector == @selector(getLocaleIdentifier))
4088         return @"getLocaleIdentifier";
4089     else if (selector == @selector(getPreferredLanguages))
4090         return @"getPreferredLanguages";
4091     else if (selector == @selector(getPackageById:))
4092         return @"getPackageById";
4093     else if (selector == @selector(getSessionValue:))
4094         return @"getSessionValue";
4095     else if (selector == @selector(installPackages:))
4096         return @"installPackages";
4097     else if (selector == @selector(localizedStringForKey:value:table:))
4098         return @"localize";
4099     else if (selector == @selector(popViewController:))
4100         return @"popViewController";
4101     else if (selector == @selector(refreshSources))
4102         return @"refreshSources";
4103     else if (selector == @selector(removeButton))
4104         return @"removeButton";
4105     else if (selector == @selector(setSessionValue::))
4106         return @"setSessionValue";
4107     else if (selector == @selector(substitutePackageNames:))
4108         return @"substitutePackageNames";
4109     else if (selector == @selector(scrollToBottom:))
4110         return @"scrollToBottom";
4111     else if (selector == @selector(setAllowsNavigationAction:))
4112         return @"setAllowsNavigationAction";
4113     else if (selector == @selector(setBadgeValue:))
4114         return @"setBadgeValue";
4115     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4116         return @"setButtonImage";
4117     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4118         return @"setButtonTitle";
4119     else if (selector == @selector(setHidesBackButton:))
4120         return @"setHidesBackButton";
4121     else if (selector == @selector(setHidesNavigationBar:))
4122         return @"setHidesNavigationBar";
4123     else if (selector == @selector(setNavigationBarStyle:))
4124         return @"setNavigationBarStyle";
4125     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4126         return @"setNavigationBarTintColor";
4127     else if (selector == @selector(setPasteboardString:))
4128         return @"setPasteboardString";
4129     else if (selector == @selector(setPasteboardURL:))
4130         return @"setPasteboardURL";
4131     else if (selector == @selector(setToken:))
4132         return @"setToken";
4133     else if (selector == @selector(setViewportWidth:))
4134         return @"setViewportWidth";
4135     else if (selector == @selector(statfs:))
4136         return @"statfs";
4137     else if (selector == @selector(supports:))
4138         return @"supports";
4139     else
4140         return nil;
4141 }
4142
4143 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4144     return [self webScriptNameForSelector:selector] == nil;
4145 }
4146
4147 - (BOOL) supports:(NSString *)feature {
4148     return [feature isEqualToString:@"window.open"];
4149 }
4150
4151 - (void) divert:(NSString *)from :(NSString *)to {
4152     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4153 }
4154
4155 - (NSNumber *) getKernelNumber:(NSString *)name {
4156     const char *string([name UTF8String]);
4157
4158     size_t size;
4159     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4160         return (id) [NSNull null];
4161
4162     if (size != sizeof(int))
4163         return (id) [NSNull null];
4164
4165     int value;
4166     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4167         return (id) [NSNull null];
4168
4169     return [NSNumber numberWithInt:value];
4170 }
4171
4172 - (NSString *) getKernelString:(NSString *)name {
4173     const char *string([name UTF8String]);
4174
4175     size_t size;
4176     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4177         return (id) [NSNull null];
4178
4179     char value[size + 1];
4180     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4181         return (id) [NSNull null];
4182
4183     // XXX: just in case you request something ludicrous
4184     value[size] = '\0';
4185
4186     return [NSString stringWithCString:value];
4187 }
4188
4189 - (id) getSessionValue:(NSString *)key {
4190 @synchronized (SessionData_) {
4191     return [SessionData_ objectForKey:key];
4192 } }
4193
4194 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4195 @synchronized (SessionData_) {
4196     if (value == (id) [WebUndefined undefined])
4197         [SessionData_ removeObjectForKey:key];
4198     else
4199         [SessionData_ setObject:value forKey:key];
4200 } }
4201
4202 - (void) addBridgedHost:(NSString *)host {
4203 @synchronized (HostConfig_) {
4204     [BridgedHosts_ addObject:host];
4205 } }
4206
4207 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4208 @synchronized (HostConfig_) {
4209     if (scheme != (id) [WebUndefined undefined])
4210         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4211
4212     [PipelinedHosts_ addObject:host];
4213 } }
4214
4215 - (void) popViewController:(NSNumber *)value {
4216     if (value == (id) [WebUndefined undefined])
4217         value = [NSNumber numberWithBool:YES];
4218     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4219 }
4220
4221 - (void) addTrivialSource:(NSString *)href {
4222     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4223 }
4224
4225 - (void) refreshSources {
4226     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4227 }
4228
4229 - (NSArray *) getAllSources {
4230     return [[Database sharedInstance] sources];
4231 }
4232
4233 - (NSArray *) getInstalledPackages {
4234     Database *database([Database sharedInstance]);
4235 @synchronized (database) {
4236     NSArray *packages([database packages]);
4237     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4238     for (Package *package in packages)
4239         if (![package uninstalled])
4240             [installed addObject:package];
4241     return installed;
4242 } }
4243
4244 - (Package *) getPackageById:(NSString *)id {
4245     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4246         [package parse];
4247         return package;
4248     } else
4249         return (Package *) [NSNull null];
4250 }
4251
4252 - (NSString *) getLocaleIdentifier {
4253     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4254 }
4255
4256 - (NSArray *) getPreferredLanguages {
4257     return Languages_;
4258 }
4259
4260 - (NSArray *) statfs:(NSString *)path {
4261     struct statfs stat;
4262
4263     if (path == nil || statfs([path UTF8String], &stat) == -1)
4264         return nil;
4265
4266     return [NSArray arrayWithObjects:
4267         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4268         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4269         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4270     nil];
4271 }
4272
4273 - (NSNumber *) du:(NSString *)path {
4274     NSNumber *value(nil);
4275
4276     int fds[2];
4277     _assert(pipe(fds) != -1);
4278
4279     pid_t pid(ExecFork());
4280     if (pid == 0) {
4281         _assert(dup2(fds[1], 1) != -1);
4282         _assert(close(fds[0]) != -1);
4283         _assert(close(fds[1]) != -1);
4284         /* XXX: this should probably not use du */
4285         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4286         exit(1);
4287         _assert(false);
4288     }
4289
4290     _assert(close(fds[1]) != -1);
4291
4292     if (FILE *du = fdopen(fds[0], "r")) {
4293         char line[1024];
4294         while (fgets(line, sizeof(line), du) != NULL) {
4295             size_t length(strlen(line));
4296             while (length != 0 && line[length - 1] == '\n')
4297                 line[--length] = '\0';
4298             if (char *tab = strchr(line, '\t')) {
4299                 *tab = '\0';
4300                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4301             }
4302         }
4303
4304         fclose(du);
4305     } else _assert(close(fds[0]));
4306
4307     int status;
4308   wait:
4309     if (waitpid(pid, &status, 0) == -1)
4310         if (errno == EINTR)
4311             goto wait;
4312         else _assert(false);
4313
4314     return value;
4315 }
4316
4317 - (void) close {
4318     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4319 }
4320
4321 - (void) installPackages:(NSArray *)packages {
4322     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4323 }
4324
4325 - (NSString *) substitutePackageNames:(NSString *)message {
4326     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4327     for (size_t i(0), e([words count]); i != e; ++i) {
4328         NSString *word([words objectAtIndex:i]);
4329         if (Package *package = [[Database sharedInstance] packageWithName:word])
4330             [words replaceObjectAtIndex:i withObject:[package name]];
4331     }
4332
4333     return [words componentsJoinedByString:@" "];
4334 }
4335
4336 - (void) removeButton {
4337     [indirect_ removeButton];
4338 }
4339
4340 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4341     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4342 }
4343
4344 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4345     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4346 }
4347
4348 - (void) setBadgeValue:(id)value {
4349     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4350 }
4351
4352 - (void) setAllowsNavigationAction:(NSString *)value {
4353     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4354 }
4355
4356 - (void) setHidesBackButton:(NSString *)value {
4357     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4358 }
4359
4360 - (void) setHidesNavigationBar:(NSString *)value {
4361     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4362 }
4363
4364 - (void) setNavigationBarStyle:(NSString *)value {
4365     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4366 }
4367
4368 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4369     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4370     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4371     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4372 }
4373
4374 - (void) setPasteboardString:(NSString *)value {
4375     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4376 }
4377
4378 - (void) setPasteboardURL:(NSString *)value {
4379     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4380 }
4381
4382 - (void) _setToken:(NSString *)token {
4383     Token_ = token;
4384
4385     if (token == nil)
4386         [Metadata_ removeObjectForKey:@"Token"];
4387     else
4388         [Metadata_ setObject:Token_ forKey:@"Token"];
4389
4390     Changed_ = true;
4391 }
4392
4393 - (void) setToken:(NSString *)token {
4394     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4395 }
4396
4397 - (void) scrollToBottom:(NSNumber *)animated {
4398     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4399 }
4400
4401 - (void) setViewportWidth:(float)width {
4402     [indirect_ setViewportWidthOnMainThread:width];
4403 }
4404
4405 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4406     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4407     unsigned count([arguments count]);
4408     id values[count];
4409     for (unsigned i(0); i != count; ++i)
4410         values[i] = [arguments objectAtIndex:i];
4411     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4412 }
4413
4414 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4415     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4416         value = nil;
4417     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4418         table = nil;
4419     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4420 }
4421
4422 @end
4423 /* }}} */
4424
4425 /* @ Loading... Indicator {{{ */
4426 @interface CYLoadingIndicator : UIView {
4427     _H<UIActivityIndicatorView> spinner_;
4428     _H<UILabel> label_;
4429     _H<UIView> container_;
4430 }
4431
4432 @property (readonly, nonatomic) UILabel *label;
4433 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4434
4435 @end
4436
4437 @implementation CYLoadingIndicator
4438
4439 - (id) initWithFrame:(CGRect)frame {
4440     if ((self = [super initWithFrame:frame]) != nil) {
4441         container_ = [[[UIView alloc] init] autorelease];
4442         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4443
4444         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4445         [spinner_ startAnimating];
4446         [container_ addSubview:spinner_];
4447
4448         label_ = [[[UILabel alloc] init] autorelease];
4449         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4450         [label_ setBackgroundColor:[UIColor clearColor]];
4451         [label_ setTextColor:[UIColor blackColor]];
4452         [label_ setShadowColor:[UIColor whiteColor]];
4453         [label_ setShadowOffset:CGSizeMake(0, 1)];
4454         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4455         [container_ addSubview:label_];
4456
4457         CGSize viewsize = frame.size;
4458         CGSize spinnersize = [spinner_ bounds].size;
4459         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4460         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4461
4462         CGRect containrect = {
4463             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4464             CGSizeMake(bothwidth, spinnersize.height)
4465         };
4466         CGRect textrect = {
4467             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4468             textsize
4469         };
4470         CGRect spinrect = {
4471             CGPointZero,
4472             spinnersize
4473         };
4474
4475         [container_ setFrame:containrect];
4476         [spinner_ setFrame:spinrect];
4477         [label_ setFrame:textrect];
4478         [self addSubview:container_];
4479     } return self;
4480 }
4481
4482 - (UILabel *) label {
4483     return label_;
4484 }
4485
4486 - (UIActivityIndicatorView *) activityIndicatorView {
4487     return spinner_;
4488 }
4489
4490 @end
4491 /* }}} */
4492 /* Emulated Loading Controller {{{ */
4493 @interface CYEmulatedLoadingController : CYViewController {
4494     _transient Database *database_;
4495     _H<CYLoadingIndicator> indicator_;
4496     _H<UITabBar> tabbar_;
4497     _H<UINavigationBar> navbar_;
4498 }
4499
4500 @end
4501
4502 @implementation CYEmulatedLoadingController
4503
4504 - (id) initWithDatabase:(Database *)database {
4505     if ((self = [super init]) != nil) {
4506         database_ = database;
4507     } return self;
4508 }
4509
4510 - (void) loadView {
4511     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4512
4513     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4514     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4515     [[self view] addSubview:table];
4516
4517     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4518     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4519     [[self view] addSubview:indicator_];
4520
4521     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4522     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4523     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4524     [[self view] addSubview:tabbar_];
4525
4526     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4527     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4528     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4529     [[self view] addSubview:navbar_];
4530 }
4531
4532 - (void) releaseSubviews {
4533     indicator_ = nil;
4534     tabbar_ = nil;
4535     navbar_ = nil;
4536 }
4537
4538 @end
4539 /* }}} */
4540
4541 /* Cydia Browser Controller {{{ */
4542 @implementation CydiaWebViewController
4543
4544 - (void) dealloc {
4545     [cydia_ release];
4546     [super dealloc];
4547 }
4548
4549 - (NSURL *) navigationURL {
4550     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4551 }
4552
4553 + (void) initialize {
4554     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4555 }
4556
4557 + (void) addDiversion:(Diversion *)diversion {
4558     [Diversions_ addObject:diversion];
4559 }
4560
4561 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4562     [super webView:view didClearWindowObject:window forFrame:frame];
4563
4564     WebDataSource *source([frame dataSource]);
4565     NSURLResponse *response([source response]);
4566     NSURL *url([response URL]);
4567     NSString *scheme([[url scheme] lowercaseString]);
4568
4569     bool bridged(false);
4570
4571     @synchronized (HostConfig_) {
4572         if ([scheme isEqualToString:@"file"])
4573             bridged = true;
4574         else if ([scheme isEqualToString:@"https"])
4575             if ([BridgedHosts_ containsObject:[url host]])
4576                 bridged = true;
4577     }
4578
4579     if (bridged)
4580         [window setValue:cydia_ forKey:@"cydia"];
4581 }
4582
4583 - (NSURL *) URLWithURL:(NSURL *)url {
4584     return [Diversion divertURL:url];
4585 }
4586
4587 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4588     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4589
4590     if (System_ != NULL)
4591         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4592     if (Machine_ != NULL)
4593         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4594     if (Token_ != nil)
4595         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4596
4597     return copy;
4598 }
4599
4600 - (void) setDelegate:(id)delegate {
4601     [super setDelegate:delegate];
4602     [cydia_ setDelegate:delegate];
4603 }
4604
4605 - (id) init {
4606     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4607         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4608
4609         WebView *webview([[webview_ _documentView] webView]);
4610
4611         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4612
4613         if (Safari_ != nil)
4614             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4615         if (Build_ != nil)
4616             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4617         if (Product_ != nil)
4618             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4619
4620         [webview setApplicationNameForUserAgent:application];
4621     } return self;
4622 }
4623
4624 @end
4625 /* }}} */
4626
4627 // CydiaScript {{{
4628 @interface NSObject (CydiaScript)
4629 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4630 @end
4631
4632 @implementation NSObject (CydiaScript)
4633
4634 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4635     return self;
4636 }
4637
4638 @end
4639
4640 @implementation NSArray (CydiaScript)
4641
4642 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4643     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4644     for (size_t i(0), e([self count]); i != e; ++i)
4645         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4646     return object;
4647 }
4648
4649 @end
4650
4651 @implementation NSDictionary (CydiaScript)
4652
4653 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4654     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4655     for (id i in self)
4656         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4657     return object;
4658 }
4659
4660 @end
4661 // }}}
4662
4663 /* Confirmation Controller {{{ */
4664 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4665     if (!iterator.end())
4666         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4667             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4668                 continue;
4669             pkgCache::PkgIterator package(dep.TargetPkg());
4670             if (package.end())
4671                 continue;
4672             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4673                 return true;
4674         }
4675
4676     return false;
4677 }
4678
4679 @protocol ConfirmationControllerDelegate
4680 - (void) cancelAndClear:(bool)clear;
4681 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4682 - (void) queue;
4683 @end
4684
4685 @interface ConfirmationController : CydiaWebViewController {
4686     _transient Database *database_;
4687
4688     UIAlertView *essential_;
4689
4690     NSDictionary *changes_;
4691     NSMutableArray *issues_;
4692     NSDictionary *sizes_;
4693
4694     BOOL substrate_;
4695 }
4696
4697 - (id) initWithDatabase:(Database *)database;
4698
4699 @end
4700
4701 @implementation ConfirmationController
4702
4703 - (void) dealloc {
4704     [changes_ release];
4705     [issues_ release];
4706     [sizes_ release];
4707
4708     if (essential_ != nil)
4709         [essential_ release];
4710
4711     [super dealloc];
4712 }
4713
4714 - (void) complete {
4715     if (substrate_)
4716         RestartSubstrate_ = true;
4717     [delegate_ confirmWithNavigationController:[self navigationController]];
4718 }
4719
4720 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4721     NSString *context([alert context]);
4722
4723     if ([context isEqualToString:@"remove"]) {
4724         if (button == [alert cancelButtonIndex])
4725             [self dismissModalViewControllerAnimated:YES];
4726         else if (button == [alert firstOtherButtonIndex]) {
4727             [self complete];
4728         }
4729
4730         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4731     } else if ([context isEqualToString:@"unable"]) {
4732         [self dismissModalViewControllerAnimated:YES];
4733         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4734     } else {
4735         [super alertView:alert clickedButtonAtIndex:button];
4736     }
4737 }
4738
4739 - (void) _doContinue {
4740     [self dismissModalViewControllerAnimated:YES];
4741     [delegate_ cancelAndClear:NO];
4742 }
4743
4744 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4745     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4746     return nil;
4747 }
4748
4749 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4750     [super webView:view didClearWindowObject:window forFrame:frame];
4751
4752     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4753         changes_, @"changes",
4754         issues_, @"issues",
4755         sizes_, @"sizes",
4756         self, @"queue",
4757     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4758 }
4759
4760 - (id) initWithDatabase:(Database *)database {
4761     if ((self = [super init]) != nil) {
4762         database_ = database;
4763
4764         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4765         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4766         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4767         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4768         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4769
4770         bool remove(false);
4771
4772         pkgCacheFile &cache([database_ cache]);
4773         NSArray *packages([database_ packages]);
4774         pkgDepCache::Policy *policy([database_ policy]);
4775
4776         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4777
4778         for (Package *package in packages) {
4779             pkgCache::PkgIterator iterator([package iterator]);
4780             NSString *name([package id]);
4781
4782             if ([package broken]) {
4783                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4784
4785                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4786                     name, @"package",
4787                     reasons, @"reasons",
4788                 nil]];
4789
4790                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4791                 if (ver.end())
4792                     continue;
4793
4794                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4795                     pkgCache::DepIterator start;
4796                     pkgCache::DepIterator end;
4797                     dep.GlobOr(start, end); // ++dep
4798
4799                     if (!cache->IsImportantDep(end))
4800                         continue;
4801                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4802                         continue;
4803
4804                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4805
4806                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4807                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4808                         clauses, @"clauses",
4809                     nil]];
4810
4811                     _forever {
4812                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4813
4814                         pkgCache::PkgIterator target(start.TargetPkg());
4815                         if (target->ProvidesList != 0)
4816                             reason = @"missing";
4817                         else {
4818                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4819                             if (!ver.end()) {
4820                                 reason = @"installed";
4821                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4822                             } else if (!cache[target].CandidateVerIter(cache).end())
4823                                 reason = @"uninstalled";
4824                             else if (target->ProvidesList == 0)
4825                                 reason = @"uninstallable";
4826                             else
4827                                 reason = @"virtual";
4828                         }
4829
4830                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4831                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4832                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4833                         nil]);
4834
4835                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4836                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4837                             version, @"version",
4838                             reason, @"reason",
4839                             installed, @"installed",
4840                         nil]];
4841
4842                         // yes, seriously. (wtf?)
4843                         if (start == end)
4844                             break;
4845                         ++start;
4846                     }
4847                 }
4848             }
4849
4850             pkgDepCache::StateCache &state(cache[iterator]);
4851
4852             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4853
4854             if (state.NewInstall())
4855                 [installs addObject:name];
4856             // XXX: else if (state.Install())
4857             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4858                 [reinstalls addObject:name];
4859             // XXX: move before previous if
4860             else if (state.Upgrade())
4861                 [upgrades addObject:name];
4862             else if (state.Downgrade())
4863                 [downgrades addObject:name];
4864             else if (!state.Delete())
4865                 // XXX: _assert(state.Keep());
4866                 continue;
4867             else if (special_r(name))
4868                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4869                     [NSNull null], @"package",
4870                     [NSArray arrayWithObjects:
4871                         [NSDictionary dictionaryWithObjectsAndKeys:
4872                             @"Conflicts", @"relationship",
4873                             [NSArray arrayWithObjects:
4874                                 [NSDictionary dictionaryWithObjectsAndKeys:
4875                                     name, @"package",
4876                                     [NSNull null], @"version",
4877                                     @"installed", @"reason",
4878                                 nil],
4879                             nil], @"clauses",
4880                         nil],
4881                     nil], @"reasons",
4882                 nil]];
4883             else {
4884                 if ([package essential])
4885                     remove = true;
4886                 [removes addObject:name];
4887             }
4888
4889             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4890             substrate_ |= DepSubstrate(iterator.CurrentVer());
4891         }
4892
4893         if (!remove)
4894             essential_ = nil;
4895         else if (Advanced_) {
4896             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4897
4898             essential_ = [[UIAlertView alloc]
4899                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4900                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4901                 delegate:self
4902                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4903                 otherButtonTitles:
4904                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4905                 nil
4906             ];
4907
4908             [essential_ setContext:@"remove"];
4909         } else {
4910             essential_ = [[UIAlertView alloc]
4911                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4912                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4913                 delegate:self
4914                 cancelButtonTitle:UCLocalize("OKAY")
4915                 otherButtonTitles:nil
4916             ];
4917
4918             [essential_ setContext:@"unable"];
4919         }
4920
4921         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4922             installs, @"installs",
4923             reinstalls, @"reinstalls",
4924             upgrades, @"upgrades",
4925             downgrades, @"downgrades",
4926             removes, @"removes",
4927         nil];
4928
4929         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4930             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4931             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4932         nil];
4933
4934         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
4935
4936         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4937             initWithTitle:UCLocalize("CANCEL")
4938             style:UIBarButtonItemStylePlain
4939             target:self
4940             action:@selector(cancelButtonClicked)
4941         ] autorelease]];
4942     } return self;
4943 }
4944
4945 #if !AlwaysReload
4946 - (void) applyRightButton {
4947     if ([issues_ count] == 0 && ![self isLoading])
4948         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4949             initWithTitle:UCLocalize("CONFIRM")
4950             style:UIBarButtonItemStyleDone
4951             target:self
4952             action:@selector(confirmButtonClicked)
4953         ] autorelease]];
4954     else
4955         [[self navigationItem] setRightBarButtonItem:nil];
4956 }
4957 #endif
4958
4959 - (void) cancelButtonClicked {
4960     [self dismissModalViewControllerAnimated:YES];
4961     [delegate_ cancelAndClear:YES];
4962 }
4963
4964 #if !AlwaysReload
4965 - (void) confirmButtonClicked {
4966     if (essential_ != nil)
4967         [essential_ show];
4968     else
4969         [self complete];
4970 }
4971 #endif
4972
4973 @end
4974 /* }}} */
4975
4976 /* Progress Data {{{ */
4977 @interface CydiaProgressData : NSObject {
4978     _transient id delegate_;
4979
4980     bool running_;
4981     float percent_;
4982
4983     float current_;
4984     float total_;
4985     float speed_;
4986
4987     _H<NSMutableArray> events_;
4988     _H<NSString> title_;
4989
4990     _H<NSString> status_;
4991     _H<NSString> finish_;
4992 }
4993
4994 @end
4995
4996 @implementation CydiaProgressData
4997
4998 + (NSArray *) _attributeKeys {
4999     return [NSArray arrayWithObjects:
5000         @"current",
5001         @"events",
5002         @"finish",
5003         @"percent",
5004         @"running",
5005         @"speed",
5006         @"title",
5007         @"total",
5008     nil];
5009 }
5010
5011 - (NSArray *) attributeKeys {
5012     return [[self class] _attributeKeys];
5013 }
5014
5015 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5016     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5017 }
5018
5019 - (id) init {
5020     if ((self = [super init]) != nil) {
5021         events_ = [NSMutableArray arrayWithCapacity:32];
5022     } return self;
5023 }
5024
5025 - (void) setDelegate:(id)delegate {
5026     delegate_ = delegate;
5027 }
5028
5029 - (void) setPercent:(float)value {
5030     percent_ = value;
5031 }
5032
5033 - (NSNumber *) percent {
5034     return [NSNumber numberWithFloat:percent_];
5035 }
5036
5037 - (void) setCurrent:(float)value {
5038     current_ = value;
5039 }
5040
5041 - (NSNumber *) current {
5042     return [NSNumber numberWithFloat:current_];
5043 }
5044
5045 - (void) setTotal:(float)value {
5046     total_ = value;
5047 }
5048
5049 - (NSNumber *) total {
5050     return [NSNumber numberWithFloat:total_];
5051 }
5052
5053 - (void) setSpeed:(float)value {
5054     speed_ = value;
5055 }
5056
5057 - (NSNumber *) speed {
5058     return [NSNumber numberWithFloat:speed_];
5059 }
5060
5061 - (NSArray *) events {
5062     return events_;
5063 }
5064
5065 - (void) removeAllEvents {
5066     [events_ removeAllObjects];
5067 }
5068
5069 - (void) addEvent:(CydiaProgressEvent *)event {
5070     [events_ addObject:event];
5071 }
5072
5073 - (void) setTitle:(NSString *)text {
5074     title_ = text;
5075 }
5076
5077 - (NSString *) title {
5078     return title_;
5079 }
5080
5081 - (void) setFinish:(NSString *)text {
5082     finish_ = text;
5083 }
5084
5085 - (NSString *) finish {
5086     return (id) finish_ ?: [NSNull null];
5087 }
5088
5089 - (void) setRunning:(bool)running {
5090     running_ = running;
5091 }
5092
5093 - (NSNumber *) running {
5094     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5095 }
5096
5097 @end
5098 /* }}} */
5099 /* Progress Controller {{{ */
5100 @interface ProgressController : CydiaWebViewController <
5101     ProgressDelegate
5102 > {
5103     _transient Database *database_;
5104     _H<CydiaProgressData> progress_;
5105     unsigned cancel_;
5106 }
5107
5108 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5109
5110 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5111
5112 - (void) setTitle:(NSString *)title;
5113 - (void) setCancellable:(bool)cancellable;
5114
5115 @end
5116
5117 @implementation ProgressController
5118
5119 - (void) dealloc {
5120     [database_ setProgressDelegate:nil];
5121     [progress_ setDelegate:nil];
5122     [super dealloc];
5123 }
5124
5125 - (void) updateCancel {
5126     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5127         initWithTitle:UCLocalize("CANCEL")
5128         style:UIBarButtonItemStylePlain
5129         target:self
5130         action:@selector(cancel)
5131     ] autorelease] : nil)];
5132 }
5133
5134 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5135     if ((self = [super init]) != nil) {
5136         database_ = database;
5137         delegate_ = delegate;
5138
5139         [database_ setProgressDelegate:self];
5140
5141         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5142         [progress_ setDelegate:self];
5143
5144         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5145
5146         [scroller_ setBackgroundColor:[UIColor blackColor]];
5147
5148         [[self navigationItem] setHidesBackButton:YES];
5149
5150         [self updateCancel];
5151     } return self;
5152 }
5153
5154 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5155     [super webView:view didClearWindowObject:window forFrame:frame];
5156     [window setValue:progress_ forKey:@"cydiaProgress"];
5157 }
5158
5159 - (void) updateProgress {
5160     [self dispatchEvent:@"CydiaProgressUpdate"];
5161 }
5162
5163 - (void) viewWillAppear:(BOOL)animated {
5164     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5165     [super viewWillAppear:animated];
5166 }
5167
5168 - (void) close {
5169     UpdateExternalStatus(0);
5170
5171     switch (Finish_) {
5172         case 0:
5173         break;
5174
5175         case 1:
5176             [delegate_ terminateWithSuccess];
5177             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5178                 [delegate_ suspendWithAnimation:YES];
5179             else
5180                 [delegate_ suspend];*/
5181         break;
5182
5183         case 2:
5184             _trace();
5185             goto reload;
5186
5187         case 3:
5188             _trace();
5189             goto reload;
5190
5191         reload:
5192             system("/usr/bin/sbreload");
5193             _trace();
5194         break;
5195
5196         case 4:
5197             _trace();
5198             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5199                 SBReboot(SBSSpringBoardServerPort());
5200             else
5201                 reboot2(RB_AUTOBOOT);
5202         break;
5203     }
5204
5205     [super close];
5206 }
5207
5208 - (void) setTitle:(NSString *)title {
5209     [progress_ setTitle:title];
5210     [self updateProgress];
5211 }
5212
5213 - (UIBarButtonItem *) rightButton {
5214     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5215         initWithTitle:UCLocalize("CLOSE")
5216         style:UIBarButtonItemStylePlain
5217         target:self
5218         action:@selector(close)
5219     ] autorelease];
5220 }
5221
5222 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5223     UpdateExternalStatus(1);
5224
5225     [progress_ setRunning:true];
5226     [self setTitle:title];
5227     // implicit updateProgress
5228
5229     SHA1SumValue notifyconf; {
5230         FileFd file;
5231         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5232             _error->Discard();
5233         else {
5234             MMap mmap(file, MMap::ReadOnly);
5235             SHA1Summation sha1;
5236             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5237             notifyconf = sha1.Result();
5238         }
5239     }
5240
5241     SHA1SumValue springlist; {
5242         FileFd file;
5243         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5244             _error->Discard();
5245         else {
5246             MMap mmap(file, MMap::ReadOnly);
5247             SHA1Summation sha1;
5248             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5249             springlist = sha1.Result();
5250         }
5251     }
5252
5253     if (invocation != nil) {
5254         [invocation yieldToSelector:@selector(invoke)];
5255         [self setTitle:@"COMPLETE"];
5256     }
5257
5258     if (Finish_ < 4) {
5259         FileFd file;
5260         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5261             _error->Discard();
5262         else {
5263             MMap mmap(file, MMap::ReadOnly);
5264             SHA1Summation sha1;
5265             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5266             if (!(notifyconf == sha1.Result()))
5267                 Finish_ = 4;
5268         }
5269     }
5270
5271     if (Finish_ < 3) {
5272         FileFd file;
5273         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5274             _error->Discard();
5275         else {
5276             MMap mmap(file, MMap::ReadOnly);
5277             SHA1Summation sha1;
5278             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5279             if (!(springlist == sha1.Result()))
5280                 Finish_ = 3;
5281         }
5282     }
5283
5284     if (Finish_ < 2) {
5285         if (RestartSubstrate_)
5286             Finish_ = 2;
5287     }
5288
5289     RestartSubstrate_ = false;
5290
5291     switch (Finish_) {
5292         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5293         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5294         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5295         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5296         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5297     }
5298
5299     _trace();
5300     system("su -c /usr/bin/uicache mobile");
5301     _trace();
5302
5303     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5304
5305     [progress_ setRunning:false];
5306     [self updateProgress];
5307
5308     [self applyRightButton];
5309 }
5310
5311 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5312     [progress_ addEvent:event];
5313     [self updateProgress];
5314 }
5315
5316 - (bool) isProgressCancelled {
5317     return cancel_ == 2;
5318 }
5319
5320 - (void) cancel {
5321     cancel_ = 2;
5322     [self updateCancel];
5323 }
5324
5325 - (void) setCancellable:(bool)cancellable {
5326     unsigned cancel(cancel_);
5327
5328     if (!cancellable)
5329         cancel_ = 0;
5330     else if (cancel_ == 0)
5331         cancel_ = 1;
5332
5333     if (cancel != cancel_)
5334         [self updateCancel];
5335 }
5336
5337 - (void) setProgressCancellable:(NSNumber *)cancellable {
5338     [self setCancellable:[cancellable boolValue]];
5339 }
5340
5341 - (void) setProgressPercent:(NSNumber *)percent {
5342     [progress_ setPercent:[percent floatValue]];
5343     [self updateProgress];
5344 }
5345
5346 - (void) setProgressStatus:(NSDictionary *)status {
5347     if (status == nil) {
5348         [progress_ setCurrent:0];
5349         [progress_ setTotal:0];
5350         [progress_ setSpeed:0];
5351     } else {
5352         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5353
5354         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5355         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5356         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5357     }
5358
5359     [self updateProgress];
5360 }
5361
5362 @end
5363 /* }}} */
5364
5365 /* Cell Content View {{{ */
5366 @protocol ContentDelegate
5367 - (void) drawContentRect:(CGRect)rect;
5368 @end
5369
5370 @interface ContentView : UIView {
5371     _transient id<ContentDelegate> delegate_;
5372 }
5373
5374 @end
5375
5376 @implementation ContentView
5377
5378 - (id) initWithFrame:(CGRect)frame {
5379     if ((self = [super initWithFrame:frame]) != nil) {
5380         [self setNeedsDisplayOnBoundsChange:YES];
5381     } return self;
5382 }
5383
5384 - (void) setDelegate:(id<ContentDelegate>)delegate {
5385     delegate_ = delegate;
5386 }
5387
5388 - (void) drawRect:(CGRect)rect {
5389     [super drawRect:rect];
5390     [delegate_ drawContentRect:rect];
5391 }
5392
5393 @end
5394 /* }}} */
5395 /* Cydia TableView Cell {{{ */
5396 @interface CYTableViewCell : UITableViewCell {
5397     ContentView *content_;
5398     bool highlighted_;
5399 }
5400
5401 @end
5402
5403 @implementation CYTableViewCell
5404
5405 - (void) dealloc {
5406     [content_ release];
5407     [super dealloc];
5408 }
5409
5410 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5411     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5412
5413     if (view == content_) {
5414         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5415         highlighted_ = highlighted;
5416     }
5417
5418     [super _updateHighlightColorsForView:view highlighted:highlighted];
5419 }
5420
5421 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5422     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5423     highlighted_ = selected;
5424
5425     [super setSelected:selected animated:animated];
5426     [content_ setNeedsDisplay];
5427 }
5428
5429 @end
5430 /* }}} */
5431
5432 /* Package Cell {{{ */
5433 @interface PackageCell : CYTableViewCell <
5434     ContentDelegate
5435 > {
5436     UIImage *icon_;
5437     NSString *name_;
5438     NSString *description_;
5439     bool commercial_;
5440     NSString *source_;
5441     UIImage *badge_;
5442     Package *package_;
5443     UIImage *placard_;
5444 }
5445
5446 - (PackageCell *) init;
5447 - (void) setPackage:(Package *)package;
5448
5449 - (void) drawContentRect:(CGRect)rect;
5450
5451 @end
5452
5453 @implementation PackageCell
5454
5455 - (void) clearPackage {
5456     if (icon_ != nil) {
5457         [icon_ release];
5458         icon_ = nil;
5459     }
5460
5461     if (name_ != nil) {
5462         [name_ release];
5463         name_ = nil;
5464     }
5465
5466     if (description_ != nil) {
5467         [description_ release];
5468         description_ = nil;
5469     }
5470
5471     if (source_ != nil) {
5472         [source_ release];
5473         source_ = nil;
5474     }
5475
5476     if (badge_ != nil) {
5477         [badge_ release];
5478         badge_ = nil;
5479     }
5480
5481     if (placard_ != nil) {
5482         [placard_ release];
5483         placard_ = nil;
5484     }
5485
5486     [package_ release];
5487     package_ = nil;
5488 }
5489
5490 - (void) dealloc {
5491     [self clearPackage];
5492     [super dealloc];
5493 }
5494
5495 - (PackageCell *) init {
5496     CGRect frame(CGRectMake(0, 0, 320, 74));
5497     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5498         UIView *content([self contentView]);
5499         CGRect bounds([content bounds]);
5500
5501         content_ = [[ContentView alloc] initWithFrame:bounds];
5502         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5503         [content addSubview:content_];
5504
5505         [content_ setDelegate:self];
5506         [content_ setOpaque:YES];
5507     } return self;
5508 }
5509
5510 - (NSString *) accessibilityLabel {
5511     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5512 }
5513
5514 - (void) setPackage:(Package *)package {
5515     [self clearPackage];
5516     [package parse];
5517
5518     Source *source = [package source];
5519
5520     icon_ = [[package icon] retain];
5521     name_ = [[package name] retain];
5522
5523     if (IsWildcat_)
5524         description_ = [package longDescription];
5525     if (description_ == nil)
5526         description_ = [package shortDescription];
5527     if (description_ != nil)
5528         description_ = [description_ retain];
5529
5530     commercial_ = [package isCommercial];
5531
5532     package_ = [package retain];
5533
5534     NSString *label = nil;
5535     bool trusted = false;
5536
5537     if (source != nil) {
5538         label = [source label];
5539         trusted = [source trusted];
5540     } else if ([[package id] isEqualToString:@"firmware"])
5541         label = UCLocalize("APPLE");
5542     else
5543         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5544
5545     NSString *from(label);
5546
5547     NSString *section = [package simpleSection];
5548     if (section != nil && ![section isEqualToString:label]) {
5549         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5550         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5551     }
5552
5553     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5554     source_ = [from retain];
5555
5556     if (NSString *purpose = [package primaryPurpose])
5557         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5558             badge_ = [badge_ retain];
5559
5560     UIColor *color;
5561     NSString *placard;
5562
5563     if (NSString *mode = [package_ mode]) {
5564         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5565             color = RemovingColor_;
5566             //placard = @"removing";
5567         } else {
5568             color = InstallingColor_;
5569             //placard = @"installing";
5570         }
5571
5572         // XXX: the removing/installing placards are not @2x
5573         placard = nil;
5574     } else {
5575         color = [UIColor whiteColor];
5576
5577         if ([package installed] != nil)
5578             placard = @"installed";
5579         else
5580             placard = nil;
5581     }
5582
5583     [content_ setBackgroundColor:color];
5584
5585     if (placard != nil)
5586         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5587             placard_ = [placard_ retain];
5588
5589     [self setNeedsDisplay];
5590     [content_ setNeedsDisplay];
5591 }
5592
5593 - (void) drawContentRect:(CGRect)rect {
5594     bool highlighted(highlighted_);
5595     float width([self bounds].size.width);
5596
5597 #if 0
5598     CGContextRef context(UIGraphicsGetCurrentContext());
5599     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5600     CGContextFillRect(context, rect);
5601 #endif
5602
5603     if (icon_ != nil) {
5604         CGRect rect;
5605         rect.size = [icon_ size];
5606
5607         rect.size.width /= 2;
5608         rect.size.height /= 2;
5609
5610         rect.origin.x = 25 - rect.size.width / 2;
5611         rect.origin.y = 25 - rect.size.height / 2;
5612
5613         [icon_ drawInRect:rect];
5614     }
5615
5616     if (badge_ != nil) {
5617         CGRect rect;
5618         rect.size = [badge_ size];
5619
5620         rect.size.width /= 2;
5621         rect.size.height /= 2;
5622
5623         rect.origin.x = 36 - rect.size.width / 2;
5624         rect.origin.y = 36 - rect.size.height / 2;
5625
5626         [badge_ drawInRect:rect];
5627     }
5628
5629     if (highlighted)
5630         UISetColor(White_);
5631
5632     if (!highlighted)
5633         UISetColor(commercial_ ? Purple_ : Black_);
5634     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5635     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5636
5637     if (!highlighted)
5638         UISetColor(commercial_ ? Purplish_ : Gray_);
5639     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5640
5641     if (placard_ != nil)
5642         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5643 }
5644
5645 @end
5646 /* }}} */
5647 /* Section Cell {{{ */
5648 @interface SectionCell : CYTableViewCell <
5649     ContentDelegate
5650 > {
5651     NSString *basic_;
5652     NSString *section_;
5653     NSString *name_;
5654     NSString *count_;
5655     UIImage *icon_;
5656     UISwitch *switch_;
5657     BOOL editing_;
5658 }
5659
5660 - (void) setSection:(Section *)section editing:(BOOL)editing;
5661
5662 @end
5663
5664 @implementation SectionCell
5665
5666 - (void) clearSection {
5667     if (basic_ != nil) {
5668         [basic_ release];
5669         basic_ = nil;
5670     }
5671
5672     if (section_ != nil) {
5673         [section_ release];
5674         section_ = nil;
5675     }
5676
5677     if (name_ != nil) {
5678         [name_ release];
5679         name_ = nil;
5680     }
5681
5682     if (count_ != nil) {
5683         [count_ release];
5684         count_ = nil;
5685     }
5686 }
5687
5688 - (void) dealloc {
5689     [self clearSection];
5690     [icon_ release];
5691     [switch_ release];
5692     [super dealloc];
5693 }
5694
5695 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5696     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5697         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5698         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5699         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5700
5701         UIView *content([self contentView]);
5702         CGRect bounds([content bounds]);
5703
5704         content_ = [[ContentView alloc] initWithFrame:bounds];
5705         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5706         [content addSubview:content_];
5707         [content_ setBackgroundColor:[UIColor whiteColor]];
5708
5709         [content_ setDelegate:self];
5710     } return self;
5711 }
5712
5713 - (void) onSwitch:(id)sender {
5714     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5715     if (metadata == nil) {
5716         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5717         [Sections_ setObject:metadata forKey:basic_];
5718     }
5719
5720     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5721     Changed_ = true;
5722 }
5723
5724 - (void) setSection:(Section *)section editing:(BOOL)editing {
5725     if (editing != editing_) {
5726         if (editing_)
5727             [switch_ removeFromSuperview];
5728         else
5729             [self addSubview:switch_];
5730         editing_ = editing;
5731     }
5732
5733     [self clearSection];
5734
5735     if (section == nil) {
5736         name_ = [UCLocalize("ALL_PACKAGES") retain];
5737         count_ = nil;
5738     } else {
5739         basic_ = [section name];
5740         if (basic_ != nil)
5741             basic_ = [basic_ retain];
5742
5743         section_ = [section localized];
5744         if (section_ != nil)
5745             section_ = [section_ retain];
5746
5747         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5748         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5749
5750         if (editing_)
5751             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5752     }
5753
5754     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5755     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5756
5757     [content_ setNeedsDisplay];
5758 }
5759
5760 - (void) setFrame:(CGRect)frame {
5761     [super setFrame:frame];
5762
5763     CGRect rect([switch_ frame]);
5764     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5765 }
5766
5767 - (NSString *) accessibilityLabel {
5768     return name_;
5769 }
5770
5771 - (void) drawContentRect:(CGRect)rect {
5772     bool highlighted(highlighted_ && !editing_);
5773
5774     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5775
5776     if (highlighted)
5777         UISetColor(White_);
5778
5779     float width(rect.size.width);
5780     if (editing_)
5781         width -= 87;
5782
5783     if (!highlighted)
5784         UISetColor(Black_);
5785     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5786
5787     CGSize size = [count_ sizeWithFont:Font14_];
5788
5789     UISetColor(White_);
5790     if (count_ != nil)
5791         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5792 }
5793
5794 @end
5795 /* }}} */
5796
5797 /* File Table {{{ */
5798 @interface FileTable : CYViewController <
5799     UITableViewDataSource,
5800     UITableViewDelegate
5801 > {
5802     _transient Database *database_;
5803     Package *package_;
5804     NSString *name_;
5805     NSMutableArray *files_;
5806     UITableView *list_;
5807 }
5808
5809 - (id) initWithDatabase:(Database *)database;
5810 - (void) setPackage:(Package *)package;
5811
5812 @end
5813
5814 @implementation FileTable
5815
5816 - (void) dealloc {
5817     [self releaseSubviews];
5818
5819     [package_ release];
5820     [name_ release];
5821     [files_ release];
5822
5823     [super dealloc];
5824 }
5825
5826 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5827     return files_ == nil ? 0 : [files_ count];
5828 }
5829
5830 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5831     return 24.0f;
5832 }*/
5833
5834 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5835     static NSString *reuseIdentifier = @"Cell";
5836
5837     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5838     if (cell == nil) {
5839         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5840         [cell setFont:[UIFont systemFontOfSize:16]];
5841     }
5842     [cell setText:[files_ objectAtIndex:indexPath.row]];
5843     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5844
5845     return cell;
5846 }
5847
5848 - (NSURL *) navigationURL {
5849     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5850 }
5851
5852 - (void) loadView {
5853     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5854
5855     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5856     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5857     [list_ setRowHeight:24.0f];
5858     [list_ setDataSource:self];
5859     [list_ setDelegate:self];
5860     [[self view] addSubview:list_];
5861 }
5862
5863 - (void) viewDidLoad {
5864     [super viewDidLoad];
5865
5866     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5867 }
5868
5869 - (void) releaseSubviews {
5870     [list_ release];
5871     list_ = nil;
5872 }
5873
5874 - (id) initWithDatabase:(Database *)database {
5875     if ((self = [super init]) != nil) {
5876         database_ = database;
5877
5878         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5879     } return self;
5880 }
5881
5882 - (void) setPackage:(Package *)package {
5883     if (package_ != nil) {
5884         [package_ autorelease];
5885         package_ = nil;
5886     }
5887
5888     if (name_ != nil) {
5889         [name_ release];
5890         name_ = nil;
5891     }
5892
5893     [files_ removeAllObjects];
5894
5895     if (package != nil) {
5896         package_ = [package retain];
5897         name_ = [[package id] retain];
5898
5899         if (NSArray *files = [package files])
5900             [files_ addObjectsFromArray:files];
5901
5902         if ([files_ count] != 0) {
5903             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5904                 [files_ removeObjectAtIndex:0];
5905             [files_ sortUsingSelector:@selector(compareByPath:)];
5906
5907             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5908             [stack addObject:@"/"];
5909
5910             for (int i(0), e([files_ count]); i != e; ++i) {
5911                 NSString *file = [files_ objectAtIndex:i];
5912                 while (![file hasPrefix:[stack lastObject]])
5913                     [stack removeLastObject];
5914                 NSString *directory = [stack lastObject];
5915                 [stack addObject:[file stringByAppendingString:@"/"]];
5916                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5917                     ([stack count] - 2) * 3, "",
5918                     [file substringFromIndex:[directory length]]
5919                 ]];
5920             }
5921         }
5922     }
5923
5924     [list_ reloadData];
5925 }
5926
5927 - (void) reloadData {
5928     [super reloadData];
5929
5930     [self setPackage:[database_ packageWithName:name_]];
5931 }
5932
5933 @end
5934 /* }}} */
5935 /* Package Controller {{{ */
5936 @interface CYPackageController : CydiaWebViewController <
5937     UIActionSheetDelegate
5938 > {
5939     _transient Database *database_;
5940     _H<Package> package_;
5941     _H<NSString> name_;
5942     bool commercial_;
5943     _H<NSMutableArray> buttons_;
5944     _H<UIBarButtonItem> button_;
5945 }
5946
5947 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5948
5949 @end
5950
5951 @implementation CYPackageController
5952
5953 - (NSURL *) navigationURL {
5954     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
5955 }
5956
5957 /* XXX: this is not safe at all... localization of /fail/ */
5958 - (void) _clickButtonWithName:(NSString *)name {
5959     if ([name isEqualToString:UCLocalize("CLEAR")])
5960         [delegate_ clearPackage:package_];
5961     else if ([name isEqualToString:UCLocalize("INSTALL")])
5962         [delegate_ installPackage:package_];
5963     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5964         [delegate_ installPackage:package_];
5965     else if ([name isEqualToString:UCLocalize("REMOVE")])
5966         [delegate_ removePackage:package_];
5967     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5968         [delegate_ installPackage:package_];
5969     else _assert(false);
5970 }
5971
5972 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5973     NSString *context([sheet context]);
5974
5975     if ([context isEqualToString:@"modify"]) {
5976         if (button != [sheet cancelButtonIndex]) {
5977             NSString *buttonName = [buttons_ objectAtIndex:button];
5978             [self _clickButtonWithName:buttonName];
5979         }
5980
5981         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5982     }
5983 }
5984
5985 - (bool) _allowJavaScriptPanel {
5986     return commercial_;
5987 }
5988
5989 #if !AlwaysReload
5990 - (void) _customButtonClicked {
5991     int count([buttons_ count]);
5992     if (count == 0)
5993         return;
5994
5995     if (count == 1)
5996         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5997     else {
5998         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5999         [buttons addObjectsFromArray:buttons_];
6000
6001         UIActionSheet *sheet = [[[UIActionSheet alloc]
6002             initWithTitle:nil
6003             delegate:self
6004             cancelButtonTitle:nil
6005             destructiveButtonTitle:nil
6006             otherButtonTitles:nil
6007         ] autorelease];
6008
6009         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6010         if (!IsWildcat_) {
6011            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6012            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6013         }
6014         [sheet setContext:@"modify"];
6015
6016         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6017     }
6018 }
6019
6020 // We don't want to allow non-commercial packages to do custom things to the install button,
6021 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6022 - (void) customButtonClicked {
6023     if (commercial_)
6024         [super customButtonClicked];
6025     else
6026         [self _customButtonClicked];
6027 }
6028
6029 - (void) reloadButtonClicked {
6030     // Don't reload a commerical package by tapping the loading button,
6031     // but if it's not an Install button, we should forward it on.
6032     if (![package_ uninstalled])
6033         [self _customButtonClicked];
6034 }
6035
6036 - (void) applyLoadingTitle {
6037     // Don't show "Loading" as the title. Ever.
6038 }
6039
6040 - (UIBarButtonItem *) rightButton {
6041     return button_;
6042 }
6043 #endif
6044
6045 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6046     if ((self = [super init]) != nil) {
6047         database_ = database;
6048         buttons_ = [NSMutableArray arrayWithCapacity:4];
6049         name_ = [NSString stringWithString:name];
6050         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6051     } return self;
6052 }
6053
6054 - (void) reloadData {
6055     [super reloadData];
6056
6057     package_ = [database_ packageWithName:name_];
6058
6059     [buttons_ removeAllObjects];
6060
6061     if (package_ != nil) {
6062         [(Package *) package_ parse];
6063
6064         commercial_ = [package_ isCommercial];
6065
6066         if ([package_ mode] != nil)
6067             [buttons_ addObject:UCLocalize("CLEAR")];
6068         if ([package_ source] == nil);
6069         else if ([package_ upgradableAndEssential:NO])
6070             [buttons_ addObject:UCLocalize("UPGRADE")];
6071         else if ([package_ uninstalled])
6072             [buttons_ addObject:UCLocalize("INSTALL")];
6073         else
6074             [buttons_ addObject:UCLocalize("REINSTALL")];
6075         if (![package_ uninstalled])
6076             [buttons_ addObject:UCLocalize("REMOVE")];
6077     }
6078
6079     NSString *title;
6080     switch ([buttons_ count]) {
6081         case 0: title = nil; break;
6082         case 1: title = [buttons_ objectAtIndex:0]; break;
6083         default: title = UCLocalize("MODIFY"); break;
6084     }
6085
6086     button_ = [[[UIBarButtonItem alloc]
6087         initWithTitle:title
6088         style:UIBarButtonItemStylePlain
6089         target:self
6090         action:@selector(customButtonClicked)
6091     ] autorelease];
6092 }
6093
6094 - (bool) isLoading {
6095     return commercial_ ? [super isLoading] : false;
6096 }
6097
6098 @end
6099 /* }}} */
6100
6101 /* Package List Controller {{{ */
6102 @interface PackageListController : CYViewController <
6103     UITableViewDataSource,
6104     UITableViewDelegate
6105 > {
6106     _transient Database *database_;
6107     unsigned era_;
6108     NSMutableArray *packages_;
6109     NSMutableArray *sections_;
6110     UITableView *list_;
6111     NSMutableArray *index_;
6112     NSMutableDictionary *indices_;
6113     NSString *title_;
6114 }
6115
6116 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6117 - (void) setDelegate:(id)delegate;
6118 - (void) resetCursor;
6119
6120 @end
6121
6122 @implementation PackageListController
6123
6124 - (void) dealloc {
6125     [packages_ release];
6126     [sections_ release];
6127     [list_ release];
6128     [index_ release];
6129     [indices_ release];
6130     [title_ release];
6131
6132     [super dealloc];
6133 }
6134
6135 - (void) deselectWithAnimation:(BOOL)animated {
6136     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6137 }
6138
6139 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6140     CGRect base = [[self view] bounds];
6141     base.size.height -= bounds.size.height;
6142     base.origin = [list_ frame].origin;
6143
6144     [UIView beginAnimations:nil context:NULL];
6145     [UIView setAnimationBeginsFromCurrentState:YES];
6146     [UIView setAnimationCurve:curve];
6147     [UIView setAnimationDuration:duration];
6148     [list_ setFrame:base];
6149     [UIView commitAnimations];
6150 }
6151
6152 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6153     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6154 }
6155
6156 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6157     [self resizeForKeyboardBounds:bounds duration:0];
6158 }
6159
6160 - (void) keyboardWillShow:(NSNotification *)notification {
6161     CGRect bounds;
6162     CGPoint center;
6163     NSTimeInterval duration;
6164     UIViewAnimationCurve curve;
6165     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6166     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6167     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6168     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6169
6170     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);
6171     UIViewController *base = self;
6172     while ([base parentViewController] != nil)
6173         base = [base parentViewController];
6174     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6175     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6176
6177     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6178 }
6179
6180 - (void) keyboardWillHide:(NSNotification *)notification {
6181     NSTimeInterval duration;
6182     UIViewAnimationCurve curve;
6183     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6184     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6185
6186     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6187 }
6188
6189 - (void) viewWillAppear:(BOOL)animated {
6190     [super viewWillAppear:animated];
6191
6192     [self resizeForKeyboardBounds:CGRectZero];
6193     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6194     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6195 }
6196
6197 - (void) viewWillDisappear:(BOOL)animated {
6198     [super viewWillDisappear:animated];
6199
6200     [self resizeForKeyboardBounds:CGRectZero];
6201     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6202     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6203 }
6204
6205 - (void) viewDidAppear:(BOOL)animated {
6206     [super viewDidAppear:animated];
6207     [self deselectWithAnimation:animated];
6208 }
6209
6210 - (void) didSelectPackage:(Package *)package {
6211     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6212     [view setDelegate:delegate_];
6213     [[self navigationController] pushViewController:view animated:YES];
6214 }
6215
6216 #if TryIndexedCollation
6217 + (BOOL) hasIndexedCollation {
6218     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6219 }
6220 #endif
6221
6222 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6223     NSInteger count([sections_ count]);
6224     return count == 0 ? 1 : count;
6225 }
6226
6227 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6228     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6229         return nil;
6230     return [[sections_ objectAtIndex:section] name];
6231 }
6232
6233 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6234     if ([sections_ count] == 0)
6235         return 0;
6236     return [[sections_ objectAtIndex:section] count];
6237 }
6238
6239 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6240 @synchronized (database_) {
6241     if ([database_ era] != era_)
6242         return nil;
6243
6244     Section *section([sections_ objectAtIndex:[path section]]);
6245     NSInteger row([path row]);
6246     Package *package([packages_ objectAtIndex:([section row] + row)]);
6247     return [[package retain] autorelease];
6248 } }
6249
6250 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6251     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6252     if (cell == nil)
6253         cell = [[[PackageCell alloc] init] autorelease];
6254     [cell setPackage:[self packageAtIndexPath:path]];
6255     return cell;
6256 }
6257
6258 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6259     Package *package([self packageAtIndexPath:path]);
6260     package = [database_ packageWithName:[package id]];
6261     [self didSelectPackage:package];
6262 }
6263
6264 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6265     // XXX: is 20 the most optimal number here?
6266     return [packages_ count] > 20 ? index_ : nil;
6267 }
6268
6269 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6270 #if TryIndexedCollation
6271     if ([[self class] hasIndexedCollation]) {
6272         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6273     }
6274 #endif
6275
6276     return index;
6277 }
6278
6279 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6280     if ((self = [super init]) != nil) {
6281         database_ = database;
6282         title_ = [title copy];
6283         [[self navigationItem] setTitle:title_];
6284
6285 #if TryIndexedCollation
6286         if ([[self class] hasIndexedCollation])
6287             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6288         else
6289 #endif
6290             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6291
6292         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6293
6294         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6295         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6296
6297         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6298         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6299         [list_ setRowHeight:73];
6300         [[self view] addSubview:list_];
6301
6302         [list_ setDataSource:self];
6303         [list_ setDelegate:self];
6304     } return self;
6305 }
6306
6307 - (void) setDelegate:(id)delegate {
6308     delegate_ = delegate;
6309 }
6310
6311 - (bool) hasPackage:(Package *)package {
6312     return true;
6313 }
6314
6315 - (void) reloadData {
6316     [super reloadData];
6317
6318     era_ = [database_ era];
6319     NSArray *packages = [database_ packages];
6320
6321     [packages_ removeAllObjects];
6322     [sections_ removeAllObjects];
6323
6324     _profile(PackageTable$reloadData$Filter)
6325         for (Package *package in packages)
6326             if ([self hasPackage:package])
6327                 [packages_ addObject:package];
6328     _end
6329
6330     [indices_ removeAllObjects];
6331
6332     Section *section = nil;
6333
6334 #if TryIndexedCollation
6335     if ([[self class] hasIndexedCollation]) {
6336         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6337         NSArray *titles = [collation sectionIndexTitles];
6338         int secidx = -1;
6339
6340         _profile(PackageTable$reloadData$Section)
6341             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6342                 Package *package;
6343                 int index;
6344
6345                 _profile(PackageTable$reloadData$Section$Package)
6346                     package = [packages_ objectAtIndex:offset];
6347                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6348                 _end
6349
6350                 while (secidx < index) {
6351                     secidx += 1;
6352
6353                     _profile(PackageTable$reloadData$Section$Allocate)
6354                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6355                     _end
6356
6357                     _profile(PackageTable$reloadData$Section$Add)
6358                         [sections_ addObject:section];
6359                     _end
6360                 }
6361
6362                 [section addToCount];
6363             }
6364         _end
6365     } else
6366 #endif
6367     {
6368         [index_ removeAllObjects];
6369
6370         _profile(PackageTable$reloadData$Section)
6371             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6372                 Package *package;
6373                 unichar index;
6374
6375                 _profile(PackageTable$reloadData$Section$Package)
6376                     package = [packages_ objectAtIndex:offset];
6377                     index = [package index];
6378                 _end
6379
6380                 if (section == nil || [section index] != index) {
6381                     _profile(PackageTable$reloadData$Section$Allocate)
6382                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6383                     _end
6384
6385                     [index_ addObject:[section name]];
6386                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6387
6388                     _profile(PackageTable$reloadData$Section$Add)
6389                         [sections_ addObject:section];
6390                     _end
6391                 }
6392
6393                 [section addToCount];
6394             }
6395         _end
6396     }
6397
6398     _profile(PackageTable$reloadData$List)
6399         [list_ reloadData];
6400     _end
6401 }
6402
6403 - (void) resetCursor {
6404     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6405 }
6406
6407 @end
6408 /* }}} */
6409 /* Filtered Package List Controller {{{ */
6410 @interface FilteredPackageListController : PackageListController {
6411     SEL filter_;
6412     IMP imp_;
6413     id object_;
6414 }
6415
6416 - (void) setObject:(id)object;
6417 - (void) setObject:(id)object forFilter:(SEL)filter;
6418
6419 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6420
6421 @end
6422
6423 @implementation FilteredPackageListController
6424
6425 - (void) dealloc {
6426     if (object_ != nil)
6427         [object_ release];
6428     [super dealloc];
6429 }
6430
6431 - (void) setFilter:(SEL)filter {
6432     filter_ = filter;
6433
6434     /* XXX: this is an unsafe optimization of doomy hell */
6435     Method method(class_getInstanceMethod([Package class], filter));
6436     _assert(method != NULL);
6437     imp_ = method_getImplementation(method);
6438     _assert(imp_ != NULL);
6439 }
6440
6441 - (void) setObject:(id)object {
6442     if (object_ != nil)
6443         [object_ release];
6444     if (object == nil)
6445         object_ = nil;
6446     else
6447         object_ = [object retain];
6448 }
6449
6450 - (void) setObject:(id)object forFilter:(SEL)filter {
6451     [self setFilter:filter];
6452     [self setObject:object];
6453 }
6454
6455 - (bool) hasPackage:(Package *)package {
6456     _profile(FilteredPackageTable$hasPackage)
6457         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6458     _end
6459 }
6460
6461 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6462     if ((self = [super initWithDatabase:database title:title]) != nil) {
6463         [self setFilter:filter];
6464         [self setObject:object];
6465     } return self;
6466 }
6467
6468 @end
6469 /* }}} */
6470
6471 /* Home Controller {{{ */
6472 @interface HomeController : CydiaWebViewController {
6473 }
6474
6475 @end
6476
6477 @implementation HomeController
6478
6479 - (id) init {
6480     if ((self = [super init]) != nil) {
6481         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6482         [self reloadData];
6483     } return self;
6484 }
6485
6486 - (NSURL *) navigationURL {
6487     return [NSURL URLWithString:@"cydia://home"];
6488 }
6489
6490 - (void) aboutButtonClicked {
6491     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6492
6493     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6494     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6495     [alert setCancelButtonIndex:0];
6496
6497     [alert setMessage:
6498         @"Copyright (C) 2008-2011\n"
6499         "Jay Freeman (saurik)\n"
6500         "saurik@saurik.com\n"
6501         "http://www.saurik.com/"
6502     ];
6503
6504     [alert show];
6505 }
6506
6507 - (void) viewDidLoad {
6508     [super viewDidLoad];
6509
6510     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6511         initWithTitle:UCLocalize("ABOUT")
6512         style:UIBarButtonItemStylePlain
6513         target:self
6514         action:@selector(aboutButtonClicked)
6515     ] autorelease]];
6516 }
6517
6518 - (void) unloadData {
6519     [super unloadData];
6520     [self reloadData];
6521 }
6522
6523 @end
6524 /* }}} */
6525 /* Manage Controller {{{ */
6526 @interface ManageController : CydiaWebViewController {
6527 }
6528
6529 - (void) queueStatusDidChange;
6530
6531 @end
6532
6533 @implementation ManageController
6534
6535 - (id) init {
6536     if ((self = [super init]) != nil) {
6537         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6538     } return self;
6539 }
6540
6541 - (NSURL *) navigationURL {
6542     return [NSURL URLWithString:@"cydia://manage"];
6543 }
6544
6545 - (void) viewDidLoad {
6546     [super viewDidLoad];
6547
6548     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6549         initWithTitle:UCLocalize("SETTINGS")
6550         style:UIBarButtonItemStylePlain
6551         target:self
6552         action:@selector(settingsButtonClicked)
6553     ] autorelease]];
6554
6555     [self queueStatusDidChange];
6556 }
6557
6558 - (void) settingsButtonClicked {
6559     [delegate_ showSettings];
6560 }
6561
6562 #if !AlwaysReload
6563 - (void) queueButtonClicked {
6564     [delegate_ queue];
6565 }
6566
6567 - (void) applyLoadingTitle {
6568     // Disable "Loading" title.
6569 }
6570
6571 - (void) applyRightButton {
6572     // Disable right button.
6573 }
6574 #endif
6575
6576 - (void) queueStatusDidChange {
6577 #if !AlwaysReload
6578     if (!IsWildcat_ && Queuing_) {
6579         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6580             initWithTitle:UCLocalize("QUEUE")
6581             style:UIBarButtonItemStyleDone
6582             target:self
6583             action:@selector(queueButtonClicked)
6584         ] autorelease]];
6585     } else {
6586         [[self navigationItem] setRightBarButtonItem:nil];
6587     }
6588 #endif
6589 }
6590
6591 - (bool) isLoading {
6592     // Never show as loading.
6593     return false;
6594 }
6595
6596 @end
6597 /* }}} */
6598
6599 /* Refresh Bar {{{ */
6600 @interface RefreshBar : UINavigationBar {
6601     UIProgressIndicator *indicator_;
6602     UITextLabel *prompt_;
6603     UIProgressBar *progress_;
6604     UINavigationButton *cancel_;
6605 }
6606
6607 @end
6608
6609 @implementation RefreshBar
6610
6611 - (void) dealloc {
6612     [indicator_ release];
6613     [prompt_ release];
6614     [progress_ release];
6615     [cancel_ release];
6616     [super dealloc];
6617 }
6618
6619 - (void) positionViews {
6620     CGRect frame = [cancel_ frame];
6621     frame.size = [cancel_ sizeThatFits:frame.size];
6622     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6623     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6624     [cancel_ setFrame:frame];
6625
6626     CGSize prgsize = {75, 100};
6627     CGRect prgrect = {{
6628         [self frame].size.width - prgsize.width - 10,
6629         ([self frame].size.height - prgsize.height) / 2
6630     } , prgsize};
6631     [progress_ setFrame:prgrect];
6632
6633     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6634     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6635     CGRect indrect = {{indoffset, indoffset}, indsize};
6636     [indicator_ setFrame:indrect];
6637
6638     CGSize prmsize = {215, indsize.height + 4};
6639     CGRect prmrect = {{
6640         indoffset * 2 + indsize.width,
6641         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6642     }, prmsize};
6643     [prompt_ setFrame:prmrect];
6644 }
6645
6646 - (void) setFrame:(CGRect)frame {
6647     [super setFrame:frame];
6648     [self positionViews];
6649 }
6650
6651 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6652     if ((self = [super initWithFrame:frame]) != nil) {
6653         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6654
6655         [self setBarStyle:UIBarStyleBlack];
6656
6657         UIBarStyle barstyle([self _barStyle:NO]);
6658         bool ugly(barstyle == UIBarStyleDefault);
6659
6660         UIProgressIndicatorStyle style = ugly ?
6661             UIProgressIndicatorStyleMediumBrown :
6662             UIProgressIndicatorStyleMediumWhite;
6663
6664         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6665         [indicator_ setStyle:style];
6666         [indicator_ startAnimation];
6667         [self addSubview:indicator_];
6668
6669         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6670         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6671         [prompt_ setBackgroundColor:[UIColor clearColor]];
6672         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6673         [self addSubview:prompt_];
6674
6675         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6676         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6677         [progress_ setStyle:0];
6678         [self addSubview:progress_];
6679
6680         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6681         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6682         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6683         [cancel_ setBarStyle:barstyle];
6684
6685         [self positionViews];
6686     } return self;
6687 }
6688
6689 - (void) setCancellable:(bool)cancellable {
6690     if (cancellable)
6691         [self addSubview:cancel_];
6692     else
6693         [cancel_ removeFromSuperview];
6694 }
6695
6696 - (void) start {
6697     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6698     [progress_ setProgress:0];
6699 }
6700
6701 - (void) stop {
6702     [self setCancellable:NO];
6703 }
6704
6705 - (void) setPrompt:(NSString *)prompt {
6706     [prompt_ setText:prompt];
6707 }
6708
6709 - (void) setProgress:(float)progress {
6710     [progress_ setProgress:progress];
6711 }
6712
6713 @end
6714 /* }}} */
6715
6716 /* Cydia Navigation Controller Interface {{{ */
6717 @interface UINavigationController (Cydia)
6718
6719 - (NSArray *) navigationURLCollection;
6720 - (void) unloadData;
6721
6722 @end
6723 /* }}} */
6724
6725 /* Cydia Tab Bar Controller {{{ */
6726 @interface CYTabBarController : UITabBarController <
6727     UITabBarControllerDelegate,
6728     ProgressDelegate
6729 > {
6730     _transient Database *database_;
6731     RefreshBar *refreshbar_;
6732
6733     bool dropped_;
6734     bool updating_;
6735     // XXX: ok, "updatedelegate_"?...
6736     _transient NSObject<CydiaDelegate> *updatedelegate_;
6737
6738     id root_;
6739     UIViewController *remembered_;
6740     _transient UIViewController *transient_;
6741 }
6742
6743 - (NSArray *) navigationURLCollection;
6744 - (void) dropBar:(BOOL)animated;
6745 - (void) beginUpdate;
6746 - (void) raiseBar:(BOOL)animated;
6747 - (BOOL) updating;
6748 - (void) unloadData;
6749
6750 @end
6751
6752 @implementation CYTabBarController
6753
6754 - (void) setUnselectedViewController:(UIViewController *)transient {
6755     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6756     if (transient != nil) {
6757         if (transient_ == nil)
6758             remembered_ = [[controllers objectAtIndex:0] retain];
6759         transient_ = transient;
6760         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6761         [controllers replaceObjectAtIndex:0 withObject:transient_];
6762         [self setSelectedIndex:0];
6763         [self setViewControllers:controllers];
6764         [self concealTabBarSelection];
6765     } else if (remembered_ != nil) {
6766         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6767         transient_ = transient;
6768         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6769         [remembered_ release];
6770         remembered_ = nil;
6771         [self setViewControllers:controllers];
6772         [self revealTabBarSelection];
6773     }
6774 }
6775
6776 - (UIViewController *) unselectedViewController {
6777     return transient_;
6778 }
6779
6780 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6781     if ([self unselectedViewController])
6782         [self setUnselectedViewController:nil];
6783 }
6784
6785 - (NSArray *) navigationURLCollection {
6786     NSMutableArray *items([NSMutableArray array]);
6787
6788     // XXX: Should this deal with transient view controllers?
6789     for (id navigation in [self viewControllers]) {
6790         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6791         if (stack != nil)
6792             [items addObject:stack];
6793     }
6794
6795     return items;
6796 }
6797
6798 - (void) unloadData {
6799     UIViewController *selected([self selectedViewController]);
6800     for (UINavigationController *controller in [self viewControllers])
6801         [controller unloadData];
6802
6803     [selected reloadData];
6804
6805     if (UIViewController *unselected = [self unselectedViewController])
6806         [unselected reloadData];
6807
6808     [super unloadData];
6809 }
6810
6811 - (void) dealloc {
6812     [refreshbar_ release];
6813     [[NSNotificationCenter defaultCenter] removeObserver:self];
6814
6815     [super dealloc];
6816 }
6817
6818 - (id) initWithDatabase:(Database *)database {
6819     if ((self = [super init]) != nil) {
6820         database_ = database;
6821         [self setDelegate:self];
6822
6823         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6824         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6825
6826         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6827     } return self;
6828 }
6829
6830 - (void) setUpdate:(NSDate *)date {
6831     [self beginUpdate];
6832 }
6833
6834 - (void) beginUpdate {
6835     [refreshbar_ start];
6836     [self dropBar:YES];
6837
6838     [updatedelegate_ retainNetworkActivityIndicator];
6839     updating_ = true;
6840
6841     [NSThread
6842         detachNewThreadSelector:@selector(performUpdate)
6843         toTarget:self
6844         withObject:nil
6845     ];
6846 }
6847
6848 - (void) performUpdate { _pooled
6849     Status status;
6850     status.setDelegate(self);
6851     [database_ updateWithStatus:status];
6852
6853     [self
6854         performSelectorOnMainThread:@selector(completeUpdate)
6855         withObject:nil
6856         waitUntilDone:NO
6857     ];
6858 }
6859
6860 - (void) stopUpdateWithSelector:(SEL)selector {
6861     updating_ = false;
6862     [updatedelegate_ releaseNetworkActivityIndicator];
6863
6864     [self raiseBar:YES];
6865     [refreshbar_ stop];
6866
6867     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6868 }
6869
6870 - (void) completeUpdate {
6871     if (!updating_)
6872         return;
6873     [self stopUpdateWithSelector:@selector(reloadData)];
6874 }
6875
6876 - (void) cancelUpdate {
6877     [self stopUpdateWithSelector:@selector(updateData)];
6878 }
6879
6880 - (void) cancelPressed {
6881     [self cancelUpdate];
6882 }
6883
6884 - (BOOL) updating {
6885     return updating_;
6886 }
6887
6888 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6889     [refreshbar_ setPrompt:[event compoundMessage]];
6890 }
6891
6892 - (bool) isProgressCancelled {
6893     return !updating_;
6894 }
6895
6896 - (void) setProgressCancellable:(NSNumber *)cancellable {
6897     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6898 }
6899
6900 - (void) setProgressPercent:(NSNumber *)percent {
6901     [refreshbar_ setProgress:[percent floatValue]];
6902 }
6903
6904 - (void) setProgressStatus:(NSDictionary *)status {
6905     if (status != nil)
6906         [self setProgressPercent:[status objectForKey:@"Percent"]];
6907 }
6908
6909 - (void) setUpdateDelegate:(id)delegate {
6910     updatedelegate_ = delegate;
6911 }
6912
6913 - (CGFloat) statusBarHeight {
6914     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6915         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6916     } else {
6917         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6918     }
6919 }
6920
6921 - (UIView *) transitionView {
6922     if ([self respondsToSelector:@selector(_transitionView)])
6923         return [self _transitionView];
6924     else
6925         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6926 }
6927
6928 - (void) dropBar:(BOOL)animated {
6929     if (dropped_)
6930         return;
6931     dropped_ = true;
6932
6933     UIView *transition([self transitionView]);
6934     [[self view] addSubview:refreshbar_];
6935
6936     CGRect barframe([refreshbar_ frame]);
6937
6938     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6939         barframe.origin.y = [self statusBarHeight];
6940     else
6941         barframe.origin.y = 0;
6942
6943     [refreshbar_ setFrame:barframe];
6944
6945     if (animated)
6946         [UIView beginAnimations:nil context:NULL];
6947
6948     CGRect viewframe = [transition frame];
6949     viewframe.origin.y += barframe.size.height;
6950     viewframe.size.height -= barframe.size.height;
6951     [transition setFrame:viewframe];
6952
6953     if (animated)
6954         [UIView commitAnimations];
6955
6956     // Ensure bar has the proper width for our view, it might have changed
6957     barframe.size.width = viewframe.size.width;
6958     [refreshbar_ setFrame:barframe];
6959
6960     // XXX: fix Apple's layout bug
6961     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6962 }
6963
6964 - (void) raiseBar:(BOOL)animated {
6965     if (!dropped_)
6966         return;
6967     dropped_ = false;
6968
6969     UIView *transition([self transitionView]);
6970     [refreshbar_ removeFromSuperview];
6971
6972     CGRect barframe([refreshbar_ frame]);
6973
6974     if (animated)
6975         [UIView beginAnimations:nil context:NULL];
6976
6977     CGRect viewframe = [transition frame];
6978     viewframe.origin.y -= barframe.size.height;
6979     viewframe.size.height += barframe.size.height;
6980     [transition setFrame:viewframe];
6981
6982     if (animated)
6983         [UIView commitAnimations];
6984
6985     // XXX: fix Apple's layout bug
6986     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6987 }
6988
6989 #if 0
6990 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6991     // XXX: fix Apple's layout bug
6992     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6993 }
6994 #endif
6995
6996 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6997     bool dropped(dropped_);
6998
6999     if (dropped)
7000         [self raiseBar:NO];
7001
7002     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7003
7004     if (dropped)
7005         [self dropBar:NO];
7006
7007     // XXX: fix Apple's layout bug
7008     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7009 }
7010
7011 - (void) statusBarFrameChanged:(NSNotification *)notification {
7012     if (dropped_) {
7013         [self raiseBar:NO];
7014         [self dropBar:NO];
7015     }
7016 }
7017
7018 @end
7019 /* }}} */
7020
7021 /* Cydia Navigation Controller Implementation {{{ */
7022 @implementation UINavigationController (Cydia)
7023
7024 - (NSArray *) navigationURLCollection {
7025     NSMutableArray *stack([NSMutableArray array]);
7026
7027     for (CYViewController *controller in [self viewControllers]) {
7028         NSString *url = [[controller navigationURL] absoluteString];
7029         if (url != nil)
7030             [stack addObject:url];
7031     }
7032
7033     return stack;
7034 }
7035
7036 - (void) reloadData {
7037     [super reloadData];
7038
7039     if (UIViewController *visible = [self visibleViewController])
7040         [visible reloadData];
7041 }
7042
7043 - (void) unloadData {
7044     for (CYViewController *page in [self viewControllers])
7045         [page unloadData];
7046
7047     [super unloadData];
7048 }
7049
7050 @end
7051 /* }}} */
7052
7053 /* Cydia:// Protocol {{{ */
7054 @interface CydiaURLProtocol : NSURLProtocol {
7055 }
7056
7057 @end
7058
7059 @implementation CydiaURLProtocol
7060
7061 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7062     NSURL *url([request URL]);
7063     if (url == nil)
7064         return NO;
7065
7066     NSString *scheme([[url scheme] lowercaseString]);
7067     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7068         return YES;
7069     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7070         return YES;
7071
7072     return NO;
7073 }
7074
7075 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7076     return request;
7077 }
7078
7079 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7080     id<NSURLProtocolClient> client([self client]);
7081     if (icon == nil)
7082         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7083     else {
7084         NSData *data(UIImagePNGRepresentation(icon));
7085
7086         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7087         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7088         [client URLProtocol:self didLoadData:data];
7089         [client URLProtocolDidFinishLoading:self];
7090     }
7091 }
7092
7093 - (void) startLoading {
7094     id<NSURLProtocolClient> client([self client]);
7095     NSURLRequest *request([self request]);
7096
7097     NSURL *url([request URL]);
7098     NSString *href([url absoluteString]);
7099     NSString *scheme([[url scheme] lowercaseString]);
7100
7101     NSString *path;
7102
7103     if ([scheme isEqualToString:@"cydia"])
7104         path = [href substringFromIndex:8];
7105     else if ([scheme isEqualToString:@"about"])
7106         path = [href substringFromIndex:12];
7107     else _assert(false);
7108
7109     NSRange slash([path rangeOfString:@"/"]);
7110
7111     NSString *command;
7112     if (slash.location == NSNotFound) {
7113         command = path;
7114         path = nil;
7115     } else {
7116         command = [path substringToIndex:slash.location];
7117         path = [path substringFromIndex:(slash.location + 1)];
7118     }
7119
7120     Database *database([Database sharedInstance]);
7121
7122     if ([command isEqualToString:@"package-icon"]) {
7123         if (path == nil)
7124             goto fail;
7125         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7126         Package *package([database packageWithName:path]);
7127         if (package == nil)
7128             goto fail;
7129         UIImage *icon([package icon]);
7130         [self _returnPNGWithImage:icon forRequest:request];
7131     } else if ([command isEqualToString:@"source-icon"]) {
7132         if (path == nil)
7133             goto fail;
7134         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7135         NSString *source(Simplify(path));
7136         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7137         if (icon == nil)
7138             icon = [UIImage applicationImageNamed:@"unknown.png"];
7139         [self _returnPNGWithImage:icon forRequest:request];
7140     } else if ([command isEqualToString:@"uikit-image"]) {
7141         if (path == nil)
7142             goto fail;
7143         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7144         UIImage *icon(_UIImageWithName(path));
7145         [self _returnPNGWithImage:icon forRequest:request];
7146     } else if ([command isEqualToString:@"section-icon"]) {
7147         if (path == nil)
7148             goto fail;
7149         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7150         NSString *section(Simplify(path));
7151         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7152         if (icon == nil)
7153             icon = [UIImage applicationImageNamed:@"unknown.png"];
7154         [self _returnPNGWithImage:icon forRequest:request];
7155     } else fail: {
7156         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7157     }
7158 }
7159
7160 - (void) stopLoading {
7161 }
7162
7163 @end
7164 /* }}} */
7165
7166 /* Section Controller {{{ */
7167 @interface SectionController : FilteredPackageListController {
7168     _H<NSString> section_;
7169 }
7170
7171 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7172
7173 @end
7174
7175 @implementation SectionController
7176
7177 - (NSURL *) navigationURL {
7178     NSString *name = section_;
7179     if (name == nil)
7180         name = @"all";
7181
7182     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7183 }
7184
7185 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7186     NSString *title;
7187     if (name == nil)
7188         title = UCLocalize("ALL_PACKAGES");
7189     else if (![name isEqual:@""])
7190         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7191     else
7192         title = UCLocalize("NO_SECTION");
7193
7194     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7195         section_ = name;
7196     } return self;
7197 }
7198
7199 @end
7200 /* }}} */
7201 /* Sections Controller {{{ */
7202 @interface SectionsController : CYViewController <
7203     UITableViewDataSource,
7204     UITableViewDelegate
7205 > {
7206     _transient Database *database_;
7207     NSMutableArray *sections_;
7208     NSMutableArray *filtered_;
7209     UITableView *list_;
7210 }
7211
7212 - (id) initWithDatabase:(Database *)database;
7213 - (void) editButtonClicked;
7214
7215 @end
7216
7217 @implementation SectionsController
7218
7219 - (void) dealloc {
7220     [self releaseSubviews];
7221     [sections_ release];
7222     [filtered_ release];
7223
7224     [super dealloc];
7225 }
7226
7227 - (NSURL *) navigationURL {
7228     return [NSURL URLWithString:@"cydia://sections"];
7229 }
7230
7231 - (void) updateNavigationItem {
7232     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7233     if ([sections_ count] == 0) {
7234         [[self navigationItem] setRightBarButtonItem:nil];
7235     } else {
7236         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7237             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7238             target:self
7239             action:@selector(editButtonClicked)
7240         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7241     }
7242 }
7243
7244 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7245     [super setEditing:editing animated:animated];
7246
7247     if (editing)
7248         [list_ reloadData];
7249     else
7250         [delegate_ updateData];
7251
7252     [self updateNavigationItem];
7253 }
7254
7255 - (void) viewDidAppear:(BOOL)animated {
7256     [super viewDidAppear:animated];
7257     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7258 }
7259
7260 - (void) viewWillDisappear:(BOOL)animated {
7261     [super viewWillDisappear:animated];
7262     if ([self isEditing]) [self setEditing:NO];
7263 }
7264
7265 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7266     Section *section = nil;
7267     int index = [indexPath row];
7268     if (![self isEditing]) {
7269         index -= 1;
7270         if (index >= 0)
7271             section = [filtered_ objectAtIndex:index];
7272     } else {
7273         section = [sections_ objectAtIndex:index];
7274     }
7275     return section;
7276 }
7277
7278 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7279     if ([self isEditing])
7280         return [sections_ count];
7281     else
7282         return [filtered_ count] + 1;
7283 }
7284
7285 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7286     return 45.0f;
7287 }*/
7288
7289 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7290     static NSString *reuseIdentifier = @"SectionCell";
7291
7292     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7293     if (cell == nil)
7294         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7295
7296     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7297
7298     return cell;
7299 }
7300
7301 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7302     if ([self isEditing])
7303         return;
7304
7305     Section *section = [self sectionAtIndexPath:indexPath];
7306
7307     SectionController *controller = [[[SectionController alloc]
7308         initWithDatabase:database_
7309         section:[section name]
7310     ] autorelease];
7311     [controller setDelegate:delegate_];
7312
7313     [[self navigationController] pushViewController:controller animated:YES];
7314 }
7315
7316 - (void) loadView {
7317     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7318
7319     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7320     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7321     [list_ setRowHeight:45.0f];
7322     [list_ setDataSource:self];
7323     [list_ setDelegate:self];
7324     [[self view] addSubview:list_];
7325 }
7326
7327 - (void) viewDidLoad {
7328     [super viewDidLoad];
7329
7330     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7331 }
7332
7333 - (void) releaseSubviews {
7334     [list_ release];
7335     list_ = nil;
7336 }
7337
7338 - (id) initWithDatabase:(Database *)database {
7339     if ((self = [super init]) != nil) {
7340         database_ = database;
7341
7342         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7343         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7344     } return self;
7345 }
7346
7347 - (void) reloadData {
7348     [super reloadData];
7349
7350     NSArray *packages = [database_ packages];
7351
7352     [sections_ removeAllObjects];
7353     [filtered_ removeAllObjects];
7354
7355     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7356
7357     _trace();
7358     for (Package *package in packages) {
7359         NSString *name([package section]);
7360         NSString *key(name == nil ? @"" : name);
7361
7362         Section *section;
7363
7364         _profile(SectionsView$reloadData$Section)
7365             section = [sections objectForKey:key];
7366             if (section == nil) {
7367                 _profile(SectionsView$reloadData$Section$Allocate)
7368                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7369                     [sections setObject:section forKey:key];
7370                 _end
7371             }
7372         _end
7373
7374         [section addToCount];
7375
7376         _profile(SectionsView$reloadData$Filter)
7377             if (![package valid] || ![package visible])
7378                 continue;
7379         _end
7380
7381         [section addToRow];
7382     }
7383     _trace();
7384
7385     [sections_ addObjectsFromArray:[sections allValues]];
7386
7387     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7388
7389     for (Section *section in sections_) {
7390         size_t count([section row]);
7391         if (count == 0)
7392             continue;
7393
7394         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7395         [section setCount:count];
7396         [filtered_ addObject:section];
7397     }
7398
7399     [self updateNavigationItem];
7400     [list_ reloadData];
7401     _trace();
7402 }
7403
7404 - (void) editButtonClicked {
7405     [self setEditing:![self isEditing] animated:YES];
7406 }
7407
7408 @end
7409 /* }}} */
7410
7411 /* Changes Controller {{{ */
7412 @interface ChangesController : CYViewController <
7413     UITableViewDataSource,
7414     UITableViewDelegate
7415 > {
7416     _transient Database *database_;
7417     unsigned era_;
7418     CFMutableArrayRef packages_;
7419     NSMutableArray *sections_;
7420     UITableView *list_;
7421     unsigned upgrades_;
7422 }
7423
7424 - (id) initWithDatabase:(Database *)database;
7425
7426 @end
7427
7428 @implementation ChangesController
7429
7430 - (void) dealloc {
7431     [self releaseSubviews];
7432     CFRelease(packages_);
7433     [sections_ release];
7434
7435     [super dealloc];
7436 }
7437
7438 - (NSURL *) navigationURL {
7439     return [NSURL URLWithString:@"cydia://changes"];
7440 }
7441
7442 - (void) viewDidAppear:(BOOL)animated {
7443     [super viewDidAppear:animated];
7444     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7445 }
7446
7447 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7448     NSInteger count([sections_ count]);
7449     return count == 0 ? 1 : count;
7450 }
7451
7452 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7453     if ([sections_ count] == 0)
7454         return nil;
7455     return [[sections_ objectAtIndex:section] name];
7456 }
7457
7458 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7459     if ([sections_ count] == 0)
7460         return 0;
7461     return [[sections_ objectAtIndex:section] count];
7462 }
7463
7464 - (Package *) packageAtIndex:(NSUInteger)index {
7465     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7466 }
7467
7468 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7469 @synchronized (database_) {
7470     if ([database_ era] != era_)
7471         return nil;
7472
7473     NSUInteger sectionIndex([path section]);
7474     if (sectionIndex >= [sections_ count])
7475         return nil;
7476     Section *section([sections_ objectAtIndex:sectionIndex]);
7477     NSInteger row([path row]);
7478     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7479 } }
7480
7481 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7482     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7483     if (cell == nil)
7484         cell = [[[PackageCell alloc] init] autorelease];
7485     [cell setPackage:[self packageAtIndexPath:path]];
7486     return cell;
7487 }
7488
7489 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7490     Package *package([self packageAtIndexPath:path]);
7491     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7492     [view setDelegate:delegate_];
7493     [[self navigationController] pushViewController:view animated:YES];
7494     return path;
7495 }
7496
7497 - (void) refreshButtonClicked {
7498     [delegate_ beginUpdate];
7499     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7500 }
7501
7502 - (void) upgradeButtonClicked {
7503     [delegate_ distUpgrade];
7504 }
7505
7506 - (void) loadView {
7507     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7508
7509     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7510     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7511     [list_ setRowHeight:73];
7512     [list_ setDataSource:self];
7513     [list_ setDelegate:self];
7514     [[self view] addSubview:list_];
7515 }
7516
7517 - (void) viewDidLoad {
7518     [super viewDidLoad];
7519
7520     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7521 }
7522
7523 - (void) releaseSubviews {
7524     [list_ release];
7525     list_ = nil;
7526 }
7527
7528 - (id) initWithDatabase:(Database *)database {
7529     if ((self = [super init]) != nil) {
7530         database_ = database;
7531
7532         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7533         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7534     } return self;
7535 }
7536
7537 // this mostly works because reloadData (below) is @synchronized (database_)
7538 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7539 - (void) _reloadPackages:(NSArray *)packages {
7540     CFRelease(packages_);
7541     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7542
7543     _trace();
7544     _profile(ChangesController$_reloadPackages$Filter)
7545         for (Package *package in packages)
7546             if ([package upgradableAndEssential:YES] || [package visible])
7547                 CFArrayAppendValue(packages_, package);
7548     _end
7549     _trace();
7550     _profile(ChangesController$_reloadPackages$radixSort)
7551         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7552     _end
7553     _trace();
7554 }
7555
7556 - (void) _reloadData {
7557 @synchronized (database_) {
7558     era_ = [database_ era];
7559     NSArray *packages = [database_ packages];
7560
7561     [sections_ removeAllObjects];
7562
7563 #if 1
7564     UIProgressHUD *hud([delegate_ addProgressHUD]);
7565     [hud setText:UCLocalize("LOADING")];
7566     //NSLog(@"HUD:%@::%@", delegate_, hud);
7567     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7568     [delegate_ removeProgressHUD:hud];
7569 #else
7570     [self _reloadPackages:packages];
7571 #endif
7572
7573     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7574     Section *ignored = nil;
7575     Section *section = nil;
7576     time_t last = 0;
7577
7578     upgrades_ = 0;
7579     bool unseens = false;
7580
7581     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7582
7583     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7584         Package *package = [self packageAtIndex:offset];
7585
7586         BOOL uae = [package upgradableAndEssential:YES];
7587
7588         if (!uae) {
7589             unseens = true;
7590             time_t seen([package seen]);
7591
7592             if (section == nil || last != seen) {
7593                 last = seen;
7594
7595                 NSString *name;
7596                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7597                 [name autorelease];
7598
7599                 _profile(ChangesController$reloadData$Allocate)
7600                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7601                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7602                     [sections_ addObject:section];
7603                 _end
7604             }
7605
7606             [section addToCount];
7607         } else if ([package ignored]) {
7608             if (ignored == nil) {
7609                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7610             }
7611             [ignored addToCount];
7612         } else {
7613             ++upgrades_;
7614             [upgradable addToCount];
7615         }
7616     }
7617     _trace();
7618
7619     CFRelease(formatter);
7620
7621     if (unseens) {
7622         Section *last = [sections_ lastObject];
7623         size_t count = [last count];
7624         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7625         [sections_ removeLastObject];
7626     }
7627
7628     if ([ignored count] != 0)
7629         [sections_ insertObject:ignored atIndex:0];
7630     if (upgrades_ != 0)
7631         [sections_ insertObject:upgradable atIndex:0];
7632
7633     [list_ reloadData];
7634
7635     if (upgrades_ > 0)
7636         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7637             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7638             style:UIBarButtonItemStylePlain
7639             target:self
7640             action:@selector(upgradeButtonClicked)
7641         ] autorelease]];
7642
7643     if (![delegate_ updating])
7644         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7645             initWithTitle:UCLocalize("REFRESH")
7646             style:UIBarButtonItemStylePlain
7647             target:self
7648             action:@selector(refreshButtonClicked)
7649         ] autorelease]];
7650
7651     PrintTimes();
7652 } }
7653
7654 - (void) reloadData {
7655     [super reloadData];
7656     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7657 }
7658
7659 @end
7660 /* }}} */
7661 /* Search Controller {{{ */
7662 @interface SearchController : FilteredPackageListController <
7663     UISearchBarDelegate
7664 > {
7665     _H<UISearchBar> search_;
7666     BOOL searchloaded_;
7667 }
7668
7669 - (id) initWithDatabase:(Database *)database;
7670 - (void) setSearchTerm:(NSString *)term;
7671 - (void) reloadData;
7672
7673 @end
7674
7675 @implementation SearchController
7676
7677 - (void) dealloc {
7678     [search_ setDelegate:nil];
7679     [super dealloc];
7680 }
7681
7682 - (NSURL *) navigationURL {
7683     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7684         return [NSURL URLWithString:@"cydia://search"];
7685     else
7686         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7687 }
7688
7689 - (void) setSearchTerm:(NSString *)searchTerm {
7690     [search_ setText:searchTerm];
7691     [self setObject:searchTerm];
7692     [self reloadData];
7693 }
7694
7695 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7696     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7697     [search_ resignFirstResponder];
7698     [self reloadData];
7699 }
7700
7701 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7702     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7703     [self reloadData];
7704 }
7705
7706 - (id) initWithDatabase:(Database *)database {
7707     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7708         search_ = [[[UISearchBar alloc] init] autorelease];
7709         [search_ setDelegate:self];
7710     } return self;
7711 }
7712
7713 - (void) viewDidAppear:(BOOL)animated {
7714     [super viewDidAppear:animated];
7715
7716     if (!searchloaded_) {
7717         searchloaded_ = YES;
7718         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7719         [search_ layoutSubviews];
7720         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7721
7722         UITextField *textField;
7723         if ([search_ respondsToSelector:@selector(searchField)])
7724             textField = [search_ searchField];
7725         else
7726             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7727
7728         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7729         [textField setEnablesReturnKeyAutomatically:NO];
7730         [[self navigationItem] setTitleView:textField];
7731     }
7732 }
7733
7734 - (void) reloadData {
7735     [self setObject:[search_ text]];
7736     [self resetCursor];
7737
7738     [super reloadData];
7739 }
7740
7741 - (void) didSelectPackage:(Package *)package {
7742     [search_ resignFirstResponder];
7743     [super didSelectPackage:package];
7744 }
7745
7746 @end
7747 /* }}} */
7748 /* Package Settings Controller {{{ */
7749 @interface PackageSettingsController : CYViewController <
7750     UITableViewDataSource,
7751     UITableViewDelegate
7752 > {
7753     _transient Database *database_;
7754     NSString *name_;
7755     Package *package_;
7756     UITableView *table_;
7757     UISwitch *subscribedSwitch_;
7758     UISwitch *ignoredSwitch_;
7759     UITableViewCell *subscribedCell_;
7760     UITableViewCell *ignoredCell_;
7761 }
7762
7763 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7764
7765 @end
7766
7767 @implementation PackageSettingsController
7768
7769 - (void) dealloc {
7770     [self releaseSubviews];
7771     [name_ release];
7772     [package_ release];
7773
7774     [super dealloc];
7775 }
7776
7777 - (NSURL *) navigationURL {
7778     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7779 }
7780
7781 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7782     if (package_ == nil)
7783         return 0;
7784
7785     if ([package_ installed] == nil)
7786         return 1;
7787     else
7788         return 2;
7789 }
7790
7791 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7792     if (package_ == nil)
7793         return 0;
7794
7795     // both sections contain just one item right now.
7796     return 1;
7797 }
7798
7799 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7800     return nil;
7801 }
7802
7803 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7804     if (section == 0)
7805         return UCLocalize("SHOW_ALL_CHANGES_EX");
7806     else
7807         return UCLocalize("IGNORE_UPGRADES_EX");
7808 }
7809
7810 - (void) onSubscribed:(id)control {
7811     bool value([control isOn]);
7812     if (package_ == nil)
7813         return;
7814     if ([package_ setSubscribed:value])
7815         [delegate_ updateData];
7816 }
7817
7818 - (void) _updateIgnored {
7819     const char *package([name_ UTF8String]);
7820     bool on([ignoredSwitch_ isOn]);
7821
7822     pid_t pid(ExecFork());
7823     if (pid == 0) {
7824         FILE *dpkg(popen("dpkg --set-selections", "w"));
7825         fwrite(package, strlen(package), 1, dpkg);
7826
7827         if (on)
7828             fwrite(" hold\n", 6, 1, dpkg);
7829         else
7830             fwrite(" install\n", 9, 1, dpkg);
7831
7832         pclose(dpkg);
7833
7834         exit(0);
7835         _assert(false);
7836     }
7837
7838     _forever {
7839         int status;
7840         int result(waitpid(pid, &status, 0));
7841
7842         if (result != -1) {
7843             _assert(result == pid);
7844             break;
7845         }
7846     }
7847 }
7848
7849 - (void) onIgnored:(id)control {
7850     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7851     [invocation setTarget:self];
7852     [invocation setSelector:@selector(_updateIgnored)];
7853
7854     [delegate_ reloadDataWithInvocation:invocation];
7855 }
7856
7857 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7858     if (package_ == nil)
7859         return nil;
7860
7861     switch ([indexPath section]) {
7862         case 0: return subscribedCell_;
7863         case 1: return ignoredCell_;
7864
7865         _nodefault
7866     }
7867
7868     return nil;
7869 }
7870
7871 - (void) loadView {
7872     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7873
7874     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7875     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7876     [table_ setDataSource:self];
7877     [table_ setDelegate:self];
7878     [[self view] addSubview:table_];
7879
7880     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7881     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7882     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7883
7884     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7885     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7886     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7887
7888     subscribedCell_ = [[UITableViewCell alloc] init];
7889     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7890     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7891     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7892
7893     ignoredCell_ = [[UITableViewCell alloc] init];
7894     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7895     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7896     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7897 }
7898
7899 - (void) viewDidLoad {
7900     [super viewDidLoad];
7901
7902     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7903 }
7904
7905 - (void) releaseSubviews {
7906     [ignoredCell_ release];
7907     ignoredCell_ = nil;
7908
7909     [subscribedCell_ release];
7910     subscribedCell_ = nil;
7911
7912     [table_ release];
7913     table_ = nil;
7914
7915     [ignoredSwitch_ release];
7916     ignoredSwitch_ = nil;
7917
7918     [subscribedSwitch_ release];
7919     subscribedSwitch_ = nil;
7920 }
7921
7922 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7923     if ((self = [super init]) != nil) {
7924         database_ = database;
7925         name_ = [package retain];
7926     } return self;
7927 }
7928
7929 - (void) reloadData {
7930     [super reloadData];
7931
7932     if (package_ != nil)
7933         [package_ autorelease];
7934     package_ = [database_ packageWithName:name_];
7935
7936     if (package_ != nil) {
7937         package_ = [package_ retain];
7938         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7939         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7940     } // XXX: what now, G?
7941
7942     [table_ reloadData];
7943 }
7944
7945 @end
7946 /* }}} */
7947
7948 /* Installed Controller {{{ */
7949 @interface InstalledController : FilteredPackageListController {
7950     BOOL expert_;
7951 }
7952
7953 - (id) initWithDatabase:(Database *)database;
7954
7955 - (void) updateRoleButton;
7956 - (void) queueStatusDidChange;
7957
7958 @end
7959
7960 @implementation InstalledController
7961
7962 - (void) dealloc {
7963     [super dealloc];
7964 }
7965
7966 - (NSURL *) navigationURL {
7967     return [NSURL URLWithString:@"cydia://installed"];
7968 }
7969
7970 - (id) initWithDatabase:(Database *)database {
7971     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7972         [self updateRoleButton];
7973         [self queueStatusDidChange];
7974     } return self;
7975 }
7976
7977 #if !AlwaysReload
7978 - (void) queueButtonClicked {
7979     [delegate_ queue];
7980 }
7981 #endif
7982
7983 - (void) queueStatusDidChange {
7984 #if !AlwaysReload
7985     if (IsWildcat_) {
7986         if (Queuing_) {
7987             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7988                 initWithTitle:UCLocalize("QUEUE")
7989                 style:UIBarButtonItemStyleDone
7990                 target:self
7991                 action:@selector(queueButtonClicked)
7992             ] autorelease]];
7993         } else {
7994             [[self navigationItem] setLeftBarButtonItem:nil];
7995         }
7996     }
7997 #endif
7998 }
7999
8000 - (void) updateRoleButton {
8001     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8002         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8003             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8004             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8005             target:self
8006             action:@selector(roleButtonClicked)
8007         ] autorelease]];
8008 }
8009
8010 - (void) roleButtonClicked {
8011     [self setObject:[NSNumber numberWithBool:expert_]];
8012     [self reloadData];
8013     expert_ = !expert_;
8014
8015     [self updateRoleButton];
8016 }
8017
8018 @end
8019 /* }}} */
8020
8021 /* Source Cell {{{ */
8022 @interface SourceCell : CYTableViewCell <
8023     ContentDelegate
8024 > {
8025     UIImage *icon_;
8026     NSString *origin_;
8027     NSString *label_;
8028 }
8029
8030 - (void) setSource:(Source *)source;
8031
8032 @end
8033
8034 @implementation SourceCell
8035
8036 - (void) clearSource {
8037     [icon_ release];
8038     [origin_ release];
8039     [label_ release];
8040
8041     icon_ = nil;
8042     origin_ = nil;
8043     label_ = nil;
8044 }
8045
8046 - (void) setSource:(Source *)source {
8047     [self clearSource];
8048
8049     if (icon_ == nil)
8050         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8051     if (icon_ == nil)
8052         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8053     icon_ = [icon_ retain];
8054
8055     origin_ = [[source name] retain];
8056     label_ = [[source uri] retain];
8057
8058     [content_ setNeedsDisplay];
8059 }
8060
8061 - (void) dealloc {
8062     [self clearSource];
8063     [super dealloc];
8064 }
8065
8066 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8067     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8068         UIView *content([self contentView]);
8069         CGRect bounds([content bounds]);
8070
8071         content_ = [[ContentView alloc] initWithFrame:bounds];
8072         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8073         [content_ setBackgroundColor:[UIColor whiteColor]];
8074         [content addSubview:content_];
8075
8076         [content_ setDelegate:self];
8077         [content_ setOpaque:YES];
8078     } return self;
8079 }
8080
8081 - (NSString *) accessibilityLabel {
8082     return label_;
8083 }
8084
8085 - (void) drawContentRect:(CGRect)rect {
8086     bool highlighted(highlighted_);
8087     float width(rect.size.width);
8088
8089     if (icon_ != nil)
8090         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8091
8092     if (highlighted)
8093         UISetColor(White_);
8094
8095     if (!highlighted)
8096         UISetColor(Black_);
8097     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8098
8099     if (!highlighted)
8100         UISetColor(Blue_);
8101     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8102 }
8103
8104 @end
8105 /* }}} */
8106 /* Source Controller {{{ */
8107 @interface SourceController : FilteredPackageListController {
8108     _transient Source *source_;
8109     NSString *key_;
8110 }
8111
8112 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8113
8114 @end
8115
8116 @implementation SourceController
8117
8118 - (NSURL *) navigationURL {
8119     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8120 }
8121
8122 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8123     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8124         source_ = source;
8125         key_ = [[source key] retain];
8126     } return self;
8127 }
8128
8129 - (void) reloadData {
8130     source_ = [database_ sourceWithKey:key_];
8131     [key_ release];
8132     key_ = [[source_ key] retain];
8133     [self setObject:source_];
8134
8135     [[self navigationItem] setTitle:[source_ label]];
8136
8137     [super reloadData];
8138 }
8139
8140 @end
8141 /* }}} */
8142 /* Sources Controller {{{ */
8143 @interface SourcesController : CYViewController <
8144     UITableViewDataSource,
8145     UITableViewDelegate
8146 > {
8147     _transient Database *database_;
8148     UITableView *list_;
8149     NSMutableArray *sources_;
8150     int offset_;
8151
8152     NSString *href_;
8153     UIProgressHUD *hud_;
8154     NSError *error_;
8155
8156     //NSURLConnection *installer_;
8157     NSURLConnection *trivial_;
8158     NSURLConnection *trivial_bz2_;
8159     NSURLConnection *trivial_gz_;
8160     //NSURLConnection *automatic_;
8161
8162     BOOL cydia_;
8163 }
8164
8165 - (id) initWithDatabase:(Database *)database;
8166 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8167
8168 @end
8169
8170 @implementation SourcesController
8171
8172 - (void) _releaseConnection:(NSURLConnection *)connection {
8173     if (connection != nil) {
8174         [connection cancel];
8175         //[connection setDelegate:nil];
8176         [connection release];
8177     }
8178 }
8179
8180 - (void) dealloc {
8181     [self releaseSubviews];
8182
8183     [href_ release];
8184     [hud_ release];
8185     [error_ release];
8186
8187     //[self _releaseConnection:installer_];
8188     [self _releaseConnection:trivial_];
8189     [self _releaseConnection:trivial_gz_];
8190     [self _releaseConnection:trivial_bz2_];
8191     //[self _releaseConnection:automatic_];
8192
8193     [sources_ release];
8194     [super dealloc];
8195 }
8196
8197 - (NSURL *) navigationURL {
8198     return [NSURL URLWithString:@"cydia://sources"];
8199 }
8200
8201 - (void) viewDidAppear:(BOOL)animated {
8202     [super viewDidAppear:animated];
8203     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8204 }
8205
8206 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8207     return offset_ == 0 ? 1 : 2;
8208 }
8209
8210 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8211     switch (section + (offset_ == 0 ? 1 : 0)) {
8212         case 0: return UCLocalize("ENTERED_BY_USER");
8213         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8214
8215         _nodefault
8216     }
8217 }
8218
8219 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8220     int count = [sources_ count];
8221     switch (section) {
8222         case 0: return (offset_ == 0 ? count : offset_);
8223         case 1: return count - offset_;
8224
8225         _nodefault
8226     }
8227 }
8228
8229 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8230     unsigned idx = 0;
8231     switch (indexPath.section) {
8232         case 0: idx = indexPath.row; break;
8233         case 1: idx = indexPath.row + offset_; break;
8234
8235         _nodefault
8236     }
8237     return [sources_ objectAtIndex:idx];
8238 }
8239
8240 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8241     static NSString *cellIdentifier = @"SourceCell";
8242
8243     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8244     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8245     [cell setSource:[self sourceAtIndexPath:indexPath]];
8246     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8247
8248     return cell;
8249 }
8250
8251 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8252     Source *source = [self sourceAtIndexPath:indexPath];
8253
8254     SourceController *controller = [[[SourceController alloc]
8255         initWithDatabase:database_
8256         source:source
8257     ] autorelease];
8258
8259     [controller setDelegate:delegate_];
8260
8261     [[self navigationController] pushViewController:controller animated:YES];
8262 }
8263
8264 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8265     Source *source = [self sourceAtIndexPath:indexPath];
8266     return [source record] != nil;
8267 }
8268
8269 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8270     Source *source = [self sourceAtIndexPath:indexPath];
8271     [Sources_ removeObjectForKey:[source key]];
8272     [delegate_ syncData];
8273 }
8274
8275 - (void) complete {
8276     [delegate_ addTrivialSource:href_];
8277     [delegate_ syncData];
8278 }
8279
8280 - (NSString *) getWarning {
8281     NSString *href(href_);
8282     NSRange colon([href rangeOfString:@"://"]);
8283     if (colon.location != NSNotFound)
8284         href = [href substringFromIndex:(colon.location + 3)];
8285     href = [href stringByAddingPercentEscapes];
8286     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8287     href = [href stringByCachingURLWithCurrentCDN];
8288
8289     NSURL *url([NSURL URLWithString:href]);
8290
8291     NSStringEncoding encoding;
8292     NSError *error(nil);
8293
8294     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8295         return [warning length] == 0 ? nil : warning;
8296     return nil;
8297 }
8298
8299 - (void) _endConnection:(NSURLConnection *)connection {
8300     // XXX: the memory management in this method is horribly awkward
8301
8302     NSURLConnection **field = NULL;
8303     if (connection == trivial_)
8304         field = &trivial_;
8305     else if (connection == trivial_bz2_)
8306         field = &trivial_bz2_;
8307     else if (connection == trivial_gz_)
8308         field = &trivial_gz_;
8309     _assert(field != NULL);
8310     [connection release];
8311     *field = nil;
8312
8313     if (
8314         trivial_ == nil &&
8315         trivial_bz2_ == nil &&
8316         trivial_gz_ == nil
8317     ) {
8318         bool defer(false);
8319
8320         if (cydia_) {
8321             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8322                 defer = true;
8323
8324                 UIAlertView *alert = [[[UIAlertView alloc]
8325                     initWithTitle:UCLocalize("SOURCE_WARNING")
8326                     message:warning
8327                     delegate:self
8328                     cancelButtonTitle:UCLocalize("CANCEL")
8329                     otherButtonTitles:
8330                         UCLocalize("ADD_ANYWAY"),
8331                     nil
8332                 ] autorelease];
8333
8334                 [alert setContext:@"warning"];
8335                 [alert setNumberOfRows:1];
8336                 [alert show];
8337             } else
8338                 [self complete];
8339         } else if (error_ != nil) {
8340             UIAlertView *alert = [[[UIAlertView alloc]
8341                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8342                 message:[error_ localizedDescription]
8343                 delegate:self
8344                 cancelButtonTitle:UCLocalize("OK")
8345                 otherButtonTitles:nil
8346             ] autorelease];
8347
8348             [alert setContext:@"urlerror"];
8349             [alert show];
8350         } else {
8351             UIAlertView *alert = [[[UIAlertView alloc]
8352                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8353                 message:UCLocalize("NOT_REPOSITORY_EX")
8354                 delegate:self
8355                 cancelButtonTitle:UCLocalize("OK")
8356                 otherButtonTitles:nil
8357             ] autorelease];
8358
8359             [alert setContext:@"trivial"];
8360             [alert show];
8361         }
8362
8363         [delegate_ releaseNetworkActivityIndicator];
8364
8365         [delegate_ removeProgressHUD:hud_];
8366         [hud_ autorelease];
8367         hud_ = nil;
8368
8369         if (!defer) {
8370             [href_ release];
8371             href_ = nil;
8372         }
8373
8374         if (error_ != nil) {
8375             [error_ release];
8376             error_ = nil;
8377         }
8378     }
8379 }
8380
8381 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8382     switch ([response statusCode]) {
8383         case 200:
8384             cydia_ = YES;
8385     }
8386 }
8387
8388 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8389     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8390     if (error_ != nil)
8391         error_ = [error retain];
8392     [self _endConnection:connection];
8393 }
8394
8395 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8396     [self _endConnection:connection];
8397 }
8398
8399 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8400     NSMutableURLRequest *request = [NSMutableURLRequest
8401         requestWithURL:[NSURL URLWithString:href]
8402         cachePolicy:NSURLRequestUseProtocolCachePolicy
8403         timeoutInterval:120.0
8404     ];
8405
8406     [request setHTTPMethod:method];
8407
8408     if (Machine_ != NULL)
8409         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8410     if (UniqueID_ != nil)
8411         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8412
8413     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8414 }
8415
8416 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8417     NSString *context([alert context]);
8418
8419     if ([context isEqualToString:@"source"]) {
8420         switch (button) {
8421             case 1: {
8422                 NSString *href = [[alert textField] text];
8423
8424                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8425
8426                 if (![href hasSuffix:@"/"])
8427                     href_ = [href stringByAppendingString:@"/"];
8428                 else
8429                     href_ = href;
8430                 href_ = [href_ retain];
8431
8432                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8433                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8434                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8435                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8436
8437                 cydia_ = false;
8438
8439                 // XXX: this is stupid
8440                 hud_ = [[delegate_ addProgressHUD] retain];
8441                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8442                 [delegate_ retainNetworkActivityIndicator];
8443             } break;
8444
8445             case 0:
8446             break;
8447
8448             _nodefault
8449         }
8450
8451         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8452     } else if ([context isEqualToString:@"trivial"])
8453         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8454     else if ([context isEqualToString:@"urlerror"])
8455         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8456     else if ([context isEqualToString:@"warning"]) {
8457         switch (button) {
8458             case 1:
8459                 [self complete];
8460             break;
8461
8462             case 0:
8463             break;
8464
8465             _nodefault
8466         }
8467
8468         [href_ release];
8469         href_ = nil;
8470
8471         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8472     }
8473 }
8474
8475 - (void) loadView {
8476     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8477
8478     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8479     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8480     [list_ setRowHeight:56];
8481     [list_ setDataSource:self];
8482     [list_ setDelegate:self];
8483     [[self view] addSubview:list_];
8484 }
8485
8486 - (void) viewDidLoad {
8487     [super viewDidLoad];
8488
8489     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8490     [self updateButtonsForEditingStatus:NO animated:NO];
8491 }
8492
8493 - (void) releaseSubviews {
8494     [list_ release];
8495     list_ = nil;
8496 }
8497
8498 - (id) initWithDatabase:(Database *)database {
8499     if ((self = [super init]) != nil) {
8500         database_ = database;
8501         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8502     } return self;
8503 }
8504
8505 - (void) reloadData {
8506     [super reloadData];
8507
8508     pkgSourceList list;
8509     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8510         return;
8511
8512     [sources_ removeAllObjects];
8513     [sources_ addObjectsFromArray:[database_ sources]];
8514     _trace();
8515     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8516     _trace();
8517
8518     int count([sources_ count]);
8519     offset_ = 0;
8520     for (int i = 0; i != count; i++) {
8521         if ([[sources_ objectAtIndex:i] record] == nil)
8522             break;
8523         offset_++;
8524     }
8525
8526     [list_ setEditing:NO];
8527     [self updateButtonsForEditingStatus:NO animated:NO];
8528     [list_ reloadData];
8529 }
8530
8531 - (void) showAddSourcePrompt {
8532     UIAlertView *alert = [[[UIAlertView alloc]
8533         initWithTitle:UCLocalize("ENTER_APT_URL")
8534         message:nil
8535         delegate:self
8536         cancelButtonTitle:UCLocalize("CANCEL")
8537         otherButtonTitles:
8538             UCLocalize("ADD_SOURCE"),
8539         nil
8540     ] autorelease];
8541
8542     [alert setContext:@"source"];
8543     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8544
8545     [alert setNumberOfRows:1];
8546     [alert addTextFieldWithValue:@"http://" label:@""];
8547
8548     UITextInputTraits *traits = [[alert textField] textInputTraits];
8549     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8550     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8551     [traits setKeyboardType:UIKeyboardTypeURL];
8552     // XXX: UIReturnKeyDone
8553     [traits setReturnKeyType:UIReturnKeyNext];
8554
8555     [alert show];
8556 }
8557
8558 - (void) addButtonClicked {
8559     [self showAddSourcePrompt];
8560 }
8561
8562 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8563     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8564         initWithTitle:UCLocalize("ADD")
8565         style:UIBarButtonItemStylePlain
8566         target:self
8567         action:@selector(addButtonClicked)
8568     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8569
8570     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8571         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8572         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8573         target:self
8574         action:@selector(editButtonClicked)
8575     ] autorelease] animated:animated];
8576
8577     if (IsWildcat_ && !editing)
8578         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8579             initWithTitle:UCLocalize("SETTINGS")
8580             style:UIBarButtonItemStylePlain
8581             target:self
8582             action:@selector(settingsButtonClicked)
8583         ] autorelease]];
8584 }
8585
8586 - (void) settingsButtonClicked {
8587     [delegate_ showSettings];
8588 }
8589
8590 - (void) editButtonClicked {
8591     [list_ setEditing:![list_ isEditing] animated:YES];
8592
8593     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8594 }
8595
8596 @end
8597 /* }}} */
8598
8599 /* Settings Controller {{{ */
8600 @interface SettingsController : CYViewController <
8601     UITableViewDataSource,
8602     UITableViewDelegate
8603 > {
8604     _transient Database *database_;
8605     // XXX: ok, "roledelegate_"?...
8606     _transient id roledelegate_;
8607     UITableView *table_;
8608     UISegmentedControl *segment_;
8609     UIView *container_;
8610 }
8611
8612 - (void) showDoneButton;
8613 - (void) resizeSegmentedControl;
8614
8615 @end
8616
8617 @implementation SettingsController
8618
8619 - (void) dealloc {
8620     [self releaseSubviews];
8621
8622     [super dealloc];
8623 }
8624
8625 - (void) loadView {
8626     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8627
8628     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8629     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8630     [table_ setDelegate:self];
8631     [table_ setDataSource:self];
8632     [[self view] addSubview:table_];
8633
8634     NSArray *items = [NSArray arrayWithObjects:
8635         UCLocalize("USER"),
8636         UCLocalize("HACKER"),
8637         UCLocalize("DEVELOPER"),
8638     nil];
8639     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8640     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8641     [container_ addSubview:segment_];
8642 }
8643
8644 - (void) viewDidLoad {
8645     [super viewDidLoad];
8646
8647     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8648
8649     int index = -1;
8650     if ([Role_ isEqualToString:@"User"]) index = 0;
8651     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8652     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8653     if (index != -1) {
8654         [segment_ setSelectedSegmentIndex:index];
8655         [self showDoneButton];
8656     }
8657
8658     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8659     [self resizeSegmentedControl];
8660 }
8661
8662 - (void) releaseSubviews {
8663     [table_ release];
8664     table_ = nil;
8665
8666     [segment_ release];
8667     segment_ = nil;
8668
8669     [container_ release];
8670     container_ = nil;
8671 }
8672
8673 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8674     if ((self = [super init]) != nil) {
8675         database_ = database;
8676         roledelegate_ = delegate;
8677     } return self;
8678 }
8679
8680 - (void) resizeSegmentedControl {
8681     CGFloat width = [[self view] frame].size.width;
8682     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8683 }
8684
8685 - (void) viewWillAppear:(BOOL)animated {
8686     [super viewWillAppear:animated];
8687
8688     [self resizeSegmentedControl];
8689 }
8690
8691 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8692     [self resizeSegmentedControl];
8693 }
8694
8695 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8696     [self resizeSegmentedControl];
8697 }
8698
8699 - (void) save {
8700     NSString *role(nil);
8701
8702     switch ([segment_ selectedSegmentIndex]) {
8703         case 0: role = @"User"; break;
8704         case 1: role = @"Hacker"; break;
8705         case 2: role = @"Developer"; break;
8706
8707         _nodefault
8708     }
8709
8710     if (![role isEqualToString:Role_]) {
8711         bool rolling(Role_ == nil);
8712         Role_ = role;
8713
8714         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8715             Role_, @"Role",
8716         nil];
8717
8718         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8719         Changed_ = true;
8720
8721         if (rolling)
8722             [roledelegate_ loadData];
8723         else
8724             [roledelegate_ updateData];
8725     }
8726 }
8727
8728 - (void) segmentChanged:(UISegmentedControl *)control {
8729     [self showDoneButton];
8730 }
8731
8732 - (void) saveAndClose {
8733     [self save];
8734
8735     [[self navigationItem] setRightBarButtonItem:nil];
8736     [[self navigationController] dismissModalViewControllerAnimated:YES];
8737 }
8738
8739 - (void) doneButtonClicked {
8740     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8741     [spinner startAnimating];
8742     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8743     [[self navigationItem] setRightBarButtonItem:spinItem];
8744
8745     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8746 }
8747
8748 - (void) showDoneButton {
8749     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8750         initWithTitle:UCLocalize("DONE")
8751         style:UIBarButtonItemStyleDone
8752         target:self
8753         action:@selector(doneButtonClicked)
8754     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8755 }
8756
8757 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8758     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8759     return 6;
8760 }
8761
8762 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8763     return 0; // :(
8764 }
8765
8766 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8767     return nil; // This method is required by the protocol.
8768 }
8769
8770 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8771     if (section == 1)
8772         return UCLocalize("ROLE_EX");
8773     if (section == 4)
8774         return [NSString stringWithFormat:
8775             @"%@: %@\n%@: %@\n%@: %@",
8776             UCLocalize("USER"), UCLocalize("USER_EX"),
8777             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8778             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8779         ];
8780     else return nil;
8781 }
8782
8783 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8784     return section == 3 ? 44.0f : 0;
8785 }
8786
8787 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8788     return section == 3 ? container_ : nil;
8789 }
8790
8791 - (void) reloadData {
8792     [super reloadData];
8793
8794     [table_ reloadData];
8795 }
8796
8797 @end
8798 /* }}} */
8799 /* Stash Controller {{{ */
8800 @interface StashController : CYViewController {
8801     UIActivityIndicatorView *spinner_;
8802     UILabel *status_;
8803     UILabel *caption_;
8804 }
8805
8806 @end
8807
8808 @implementation StashController
8809
8810 - (void) dealloc {
8811     [self releaseSubviews];
8812
8813     [super dealloc];
8814 }
8815
8816 - (void) loadView {
8817     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8818     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8819
8820     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8821     CGRect spinrect = [spinner_ frame];
8822     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8823     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8824     [spinner_ setFrame:spinrect];
8825     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8826     [[self view] addSubview:spinner_];
8827     [spinner_ startAnimating];
8828
8829     CGRect captrect;
8830     captrect.size.width = [[self view] frame].size.width;
8831     captrect.size.height = 40.0f;
8832     captrect.origin.x = 0;
8833     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8834     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8835     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8836     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8837     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8838     [caption_ setTextColor:[UIColor whiteColor]];
8839     [caption_ setBackgroundColor:[UIColor clearColor]];
8840     [caption_ setShadowColor:[UIColor blackColor]];
8841     [caption_ setTextAlignment:UITextAlignmentCenter];
8842     [[self view] addSubview:caption_];
8843
8844     CGRect statusrect;
8845     statusrect.size.width = [[self view] frame].size.width;
8846     statusrect.size.height = 30.0f;
8847     statusrect.origin.x = 0;
8848     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8849     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8850     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8851     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8852     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8853     [status_ setTextColor:[UIColor whiteColor]];
8854     [status_ setBackgroundColor:[UIColor clearColor]];
8855     [status_ setShadowColor:[UIColor blackColor]];
8856     [status_ setTextAlignment:UITextAlignmentCenter];
8857     [[self view] addSubview:status_];
8858 }
8859
8860 - (void) releaseSubviews {
8861     [spinner_ release];
8862     spinner_ = nil;
8863
8864     [status_ release];
8865     status_ = nil;
8866
8867     [caption_ release];
8868     caption_ = nil;
8869 }
8870
8871 @end
8872 /* }}} */
8873
8874 @interface Cydia : UIApplication <
8875     ConfirmationControllerDelegate,
8876     DatabaseDelegate,
8877     CydiaDelegate,
8878     UINavigationControllerDelegate,
8879     UITabBarControllerDelegate
8880 > {
8881     // XXX: evaluate all fields for _transient
8882
8883     UIWindow *window_;
8884     CYTabBarController *tabbar_;
8885     CYEmulatedLoadingController *emulated_;
8886
8887     NSMutableArray *essential_;
8888     NSMutableArray *broken_;
8889
8890     Database *database_;
8891
8892     NSURL *starturl_;
8893
8894     unsigned locked_;
8895     unsigned activity_;
8896
8897     StashController *stash_;
8898
8899     bool loaded_;
8900 }
8901
8902 - (void) loadData;
8903
8904 @end
8905
8906 @implementation Cydia
8907
8908 - (void) beginUpdate {
8909     [tabbar_ beginUpdate];
8910 }
8911
8912 - (BOOL) updating {
8913     return [tabbar_ updating];
8914 }
8915
8916 - (void) _loaded {
8917     if ([broken_ count] != 0) {
8918         int count = [broken_ count];
8919
8920         UIAlertView *alert = [[[UIAlertView alloc]
8921             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8922             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8923             delegate:self
8924             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8925             otherButtonTitles:
8926                 UCLocalize("TEMPORARY_IGNORE"),
8927             nil
8928         ] autorelease];
8929
8930         [alert setContext:@"fixhalf"];
8931         [alert setNumberOfRows:2];
8932         [alert show];
8933     } else if (!Ignored_ && [essential_ count] != 0) {
8934         int count = [essential_ count];
8935
8936         UIAlertView *alert = [[[UIAlertView alloc]
8937             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8938             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8939             delegate:self
8940             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8941             otherButtonTitles:
8942                 UCLocalize("UPGRADE_ESSENTIAL"),
8943                 UCLocalize("COMPLETE_UPGRADE"),
8944             nil
8945         ] autorelease];
8946
8947         [alert setContext:@"upgrade"];
8948         [alert show];
8949     }
8950 }
8951
8952 - (void) _saveConfig {
8953     _trace();
8954     MetaFile_.Sync();
8955     _trace();
8956
8957     if (Changed_) {
8958         NSString *error(nil);
8959
8960         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8961             _trace();
8962             NSError *error(nil);
8963             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8964                 NSLog(@"failure to save metadata data: %@", error);
8965             _trace();
8966
8967             Changed_ = false;
8968         } else {
8969             NSLog(@"failure to serialize metadata: %@", error);
8970         }
8971     }
8972 }
8973
8974 // Navigation controller for the queuing badge.
8975 - (UINavigationController *) queueNavigationController {
8976     NSArray *controllers = [tabbar_ viewControllers];
8977     return [controllers objectAtIndex:3];
8978 }
8979
8980 - (void) unloadData {
8981     [tabbar_ unloadData];
8982 }
8983
8984 - (void) _updateData {
8985     [self _saveConfig];
8986
8987     [self unloadData];
8988
8989     UINavigationController *navigation = [self queueNavigationController];
8990
8991     id queuedelegate = nil;
8992     if ([[navigation viewControllers] count] > 0)
8993         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8994
8995     [queuedelegate queueStatusDidChange];
8996     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8997 }
8998
8999 - (void) _refreshIfPossible:(NSDate *)update {
9000     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9001
9002     bool recently = false;
9003     if (update != nil) {
9004         NSTimeInterval interval([update timeIntervalSinceNow]);
9005         if (interval <= 0 && interval > -(15*60))
9006             recently = true;
9007     }
9008
9009     // Don't automatic refresh if:
9010     //  - We already refreshed recently.
9011     //  - We already auto-refreshed this launch.
9012     //  - Auto-refresh is disabled.
9013     if (recently || loaded_ || ManualRefresh) {
9014         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9015
9016         // If we are cancelling, we need to make sure it knows it's already loaded.
9017         loaded_ = true;
9018         return;
9019     } else {
9020         // We are going to load, so remember that.
9021         loaded_ = true;
9022     }
9023
9024     SCNetworkReachabilityFlags flags; {
9025         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9026         SCNetworkReachabilityGetFlags(reachability, &flags);
9027         CFRelease(reachability);
9028     }
9029
9030     // XXX: this elaborate mess is what Apple is using to determine this? :(
9031     // XXX: do we care if the user has to intervene? maybe that's ok?
9032     bool reachable(
9033         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9034             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9035                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9036                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9037             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9038             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9039         )
9040     );
9041
9042     // If we can reach the server, auto-refresh!
9043     if (reachable)
9044         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9045
9046     [pool release];
9047 }
9048
9049 - (void) refreshIfPossible {
9050     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9051 }
9052
9053 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9054     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9055     [hud setText:UCLocalize("RELOADING_DATA")];
9056
9057     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9058
9059     if (hud != nil)
9060         [self removeProgressHUD:hud];
9061
9062     size_t changes(0);
9063
9064     [essential_ removeAllObjects];
9065     [broken_ removeAllObjects];
9066
9067     NSArray *packages([database_ packages]);
9068     for (Package *package in packages) {
9069         if ([package half])
9070             [broken_ addObject:package];
9071         if ([package upgradableAndEssential:NO]) {
9072             if ([package essential])
9073                 [essential_ addObject:package];
9074             ++changes;
9075         }
9076     }
9077
9078     NSLog(@"changes:#%u", changes);
9079
9080     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9081     if (changes != 0) {
9082         _trace();
9083         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9084         [changesItem setBadgeValue:badge];
9085         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9086         [self setApplicationIconBadgeNumber:changes];
9087     } else {
9088         _trace();
9089         [changesItem setBadgeValue:nil];
9090         [changesItem setAnimatedBadge:NO];
9091         [self setApplicationIconBadgeNumber:0];
9092     }
9093
9094     [self _updateData];
9095
9096     [self refreshIfPossible];
9097 }
9098
9099 - (void) updateData {
9100     [self _updateData];
9101 }
9102
9103 - (void) update_ {
9104     [database_ update];
9105 }
9106
9107 - (void) complete {
9108     @synchronized (self) {
9109         [self _reloadDataWithInvocation:nil];
9110     }
9111 }
9112
9113 - (void) disemulate {
9114     if (emulated_ == nil)
9115         return;
9116
9117     [window_ addSubview:[tabbar_ view]];
9118     [[emulated_ view] removeFromSuperview];
9119     [emulated_ release];
9120     emulated_ = nil;
9121     [window_ setUserInteractionEnabled:YES];
9122 }
9123
9124 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9125     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9126     if (IsWildcat_)
9127         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9128
9129     UIViewController *parent;
9130     if (emulated_ == nil)
9131         parent = tabbar_;
9132     else if (!force)
9133         parent = emulated_;
9134     else {
9135         [self disemulate];
9136         parent = tabbar_;
9137     }
9138
9139     [parent presentModalViewController:navigation animated:YES];
9140 }
9141
9142 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9143     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9144
9145     if (navigation != nil)
9146         [navigation pushViewController:progress animated:YES];
9147     else
9148         [self presentModalViewController:progress force:YES];
9149
9150     [progress invoke:invocation withTitle:title];
9151     return progress;
9152 }
9153
9154 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9155     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9156 }
9157
9158 - (void) repairWithInvocation:(NSInvocation *)invocation {
9159     _trace();
9160     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9161     _trace();
9162 }
9163
9164 - (void) repairWithSelector:(SEL)selector {
9165     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9166 }
9167
9168 - (void) syncData {
9169     [self _saveConfig];
9170
9171     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9172     _assert(file != NULL);
9173
9174     for (NSString *key in [Sources_ allKeys]) {
9175         NSDictionary *source([Sources_ objectForKey:key]);
9176
9177         fprintf(file, "%s %s %s\n",
9178             [[source objectForKey:@"Type"] UTF8String],
9179             [[source objectForKey:@"URI"] UTF8String],
9180             [[source objectForKey:@"Distribution"] UTF8String]
9181         );
9182     }
9183
9184     fclose(file);
9185
9186     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9187
9188     [self complete];
9189 }
9190
9191 - (void) addTrivialSource:(NSString *)href {
9192     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9193         @"deb", @"Type",
9194         href, @"URI",
9195         @"./", @"Distribution",
9196     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9197
9198     Changed_ = true;
9199 }
9200
9201 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9202     @synchronized (self) {
9203         [self _reloadDataWithInvocation:invocation];
9204     }
9205 }
9206
9207 - (void) reloadData {
9208     [self reloadDataWithInvocation:nil];
9209 }
9210
9211 - (void) resolve {
9212     pkgProblemResolver *resolver = [database_ resolver];
9213
9214     resolver->InstallProtect();
9215     if (!resolver->Resolve(true))
9216         _error->Discard();
9217 }
9218
9219 - (bool) perform {
9220     // XXX: this is a really crappy way of doing this.
9221     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9222     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9223     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9224     if ([tabbar_ updating])
9225         [tabbar_ cancelUpdate];
9226
9227     if (![database_ prepare])
9228         return false;
9229
9230     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9231     [page setDelegate:self];
9232     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9233
9234     if (IsWildcat_)
9235         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9236     [tabbar_ presentModalViewController:confirm_ animated:YES];
9237
9238     return true;
9239 }
9240
9241 - (void) queue {
9242     @synchronized (self) {
9243         [self perform];
9244     }
9245 }
9246
9247 - (void) clearPackage:(Package *)package {
9248     @synchronized (self) {
9249         [package clear];
9250         [self resolve];
9251         [self perform];
9252     }
9253 }
9254
9255 - (void) installPackages:(NSArray *)packages {
9256     @synchronized (self) {
9257         for (Package *package in packages)
9258             [package install];
9259         [self resolve];
9260         [self perform];
9261     }
9262 }
9263
9264 - (void) installPackage:(Package *)package {
9265     @synchronized (self) {
9266         [package install];
9267         [self resolve];
9268         [self perform];
9269     }
9270 }
9271
9272 - (void) removePackage:(Package *)package {
9273     @synchronized (self) {
9274         [package remove];
9275         [self resolve];
9276         [self perform];
9277     }
9278 }
9279
9280 - (void) distUpgrade {
9281     @synchronized (self) {
9282         if (![database_ upgrade])
9283             return;
9284         [self perform];
9285     }
9286 }
9287
9288 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9289     Queuing_ = false;
9290     ++locked_;
9291     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9292     --locked_;
9293     [self complete];
9294 }
9295
9296 - (void) showSettings {
9297     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9298 }
9299
9300 - (void) retainNetworkActivityIndicator {
9301     if (activity_++ == 0)
9302         [self setNetworkActivityIndicatorVisible:YES];
9303
9304 #if TraceLogging
9305     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9306 #endif
9307 }
9308
9309 - (void) releaseNetworkActivityIndicator {
9310     if (--activity_ == 0)
9311         [self setNetworkActivityIndicatorVisible:NO];
9312
9313 #if TraceLogging
9314     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9315 #endif
9316
9317 }
9318
9319 - (void) cancelAndClear:(bool)clear {
9320     @synchronized (self) {
9321         if (clear) {
9322             [database_ clear];
9323             Queuing_ = false;
9324         } else {
9325             Queuing_ = true;
9326         }
9327
9328         [self _updateData];
9329     }
9330 }
9331
9332 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9333     NSString *context([alert context]);
9334
9335     if ([context isEqualToString:@"conffile"]) {
9336         FILE *input = [database_ input];
9337         if (button == [alert cancelButtonIndex])
9338             fprintf(input, "N\n");
9339         else if (button == [alert firstOtherButtonIndex])
9340             fprintf(input, "Y\n");
9341         fflush(input);
9342
9343         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9344     } else if ([context isEqualToString:@"fixhalf"]) {
9345         if (button == [alert cancelButtonIndex]) {
9346             @synchronized (self) {
9347                 for (Package *broken in broken_) {
9348                     [broken remove];
9349
9350                     NSString *id = [broken id];
9351                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9352                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9353                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9354                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9355                 }
9356
9357                 [self resolve];
9358                 [self perform];
9359             }
9360         } else if (button == [alert firstOtherButtonIndex]) {
9361             [broken_ removeAllObjects];
9362             [self _loaded];
9363         }
9364
9365         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9366     } else if ([context isEqualToString:@"upgrade"]) {
9367         if (button == [alert firstOtherButtonIndex]) {
9368             @synchronized (self) {
9369                 for (Package *essential in essential_)
9370                     [essential install];
9371
9372                 [self resolve];
9373                 [self perform];
9374             }
9375         } else if (button == [alert firstOtherButtonIndex] + 1) {
9376             [self distUpgrade];
9377         } else if (button == [alert cancelButtonIndex]) {
9378             Ignored_ = YES;
9379         }
9380
9381         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9382     }
9383 }
9384
9385 - (void) system:(NSString *)command { _pooled
9386     _trace();
9387     system([command UTF8String]);
9388     _trace();
9389 }
9390
9391 - (void) applicationWillSuspend {
9392     [database_ clean];
9393     [super applicationWillSuspend];
9394 }
9395
9396 - (BOOL) isSafeToSuspend {
9397     if (locked_ != 0) {
9398 #if !ForRelease
9399         NSLog(@"isSafeToSuspend: locked_ != 0");
9400 #endif
9401         return false;
9402     }
9403
9404     // Use external process status API internally.
9405     // This is probably a really bad idea.
9406     // XXX: what is the point of this? does this solve anything at all?
9407     uint64_t status = 0;
9408     int notify_token;
9409     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9410         notify_get_state(notify_token, &status);
9411         notify_cancel(notify_token);
9412     }
9413
9414     if (status != 0) {
9415 #if !ForRelease
9416         NSLog(@"isSafeToSuspend: status != 0");
9417 #endif
9418         return false;
9419     }
9420
9421 #if !ForRelease
9422     NSLog(@"isSafeToSuspend: -> true");
9423 #endif
9424     return true;
9425 }
9426
9427 - (void) applicationSuspend:(__GSEvent *)event {
9428     if ([self isSafeToSuspend])
9429         [super applicationSuspend:event];
9430 }
9431
9432 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9433     if ([self isSafeToSuspend])
9434         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9435 }
9436
9437 - (void) _setSuspended:(BOOL)value {
9438     if ([self isSafeToSuspend])
9439         [super _setSuspended:value];
9440 }
9441
9442 - (UIProgressHUD *) addProgressHUD {
9443     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9444     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9445
9446     [window_ setUserInteractionEnabled:NO];
9447
9448     UIViewController *target(tabbar_);
9449     if (UIViewController *modal = [target modalViewController])
9450         target = modal;
9451
9452     UIView *view([target view]);
9453     [view addSubview:hud];
9454
9455     [hud show:YES];
9456
9457     ++locked_;
9458     return hud;
9459 }
9460
9461 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9462     --locked_;
9463     [hud show:NO];
9464     [hud removeFromSuperview];
9465     [window_ setUserInteractionEnabled:YES];
9466 }
9467
9468 - (CYViewController *) pageForPackage:(NSString *)name {
9469     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9470 }
9471
9472 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9473     NSString *scheme([[url scheme] lowercaseString]);
9474     if ([[url absoluteString] length] <= [scheme length] + 3)
9475         return nil;
9476     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9477     NSArray *components([path pathComponents]);
9478
9479     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9480         return [self pageForPackage:[components objectAtIndex:1]];
9481
9482     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9483         return nil;
9484
9485     NSString *base([components objectAtIndex:0]);
9486
9487     CYViewController *controller = nil;
9488
9489     if ([base isEqualToString:@"url"]) {
9490         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9491         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9492         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9493     } else if (!external && [components count] == 1) {
9494         if ([base isEqualToString:@"manage"]) {
9495             controller = [[[ManageController alloc] init] autorelease];
9496         }
9497
9498         if ([base isEqualToString:@"sources"]) {
9499             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9500         }
9501
9502         if ([base isEqualToString:@"home"]) {
9503             controller = [[[HomeController alloc] init] autorelease];
9504         }
9505
9506         if ([base isEqualToString:@"sections"]) {
9507             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9508         }
9509
9510         if ([base isEqualToString:@"search"]) {
9511             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9512         }
9513
9514         if ([base isEqualToString:@"changes"]) {
9515             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9516         }
9517
9518         if ([base isEqualToString:@"installed"]) {
9519             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9520         }
9521     } else if ([components count] == 2) {
9522         NSString *argument = [components objectAtIndex:1];
9523
9524         if ([base isEqualToString:@"package"]) {
9525             controller = [self pageForPackage:argument];
9526         }
9527
9528         if (!external && [base isEqualToString:@"search"]) {
9529             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9530             [(SearchController *)controller setSearchTerm:argument];
9531         }
9532
9533         if (!external && [base isEqualToString:@"sections"]) {
9534             if ([argument isEqualToString:@"all"])
9535                 argument = nil;
9536             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9537         }
9538
9539         if (!external && [base isEqualToString:@"sources"]) {
9540             if ([argument isEqualToString:@"add"]) {
9541                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9542                 [(SourcesController *)controller showAddSourcePrompt];
9543             } else {
9544                 Source *source = [database_ sourceWithKey:argument];
9545                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9546             }
9547         }
9548
9549         if (!external && [base isEqualToString:@"launch"]) {
9550             [self launchApplicationWithIdentifier:argument suspended:NO];
9551             return nil;
9552         }
9553     } else if (!external && [components count] == 3) {
9554         NSString *arg1 = [components objectAtIndex:1];
9555         NSString *arg2 = [components objectAtIndex:2];
9556
9557         if ([base isEqualToString:@"package"]) {
9558             if ([arg2 isEqualToString:@"settings"]) {
9559                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9560             } else if ([arg2 isEqualToString:@"files"]) {
9561                 if (Package *package = [database_ packageWithName:arg1]) {
9562                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9563                     [(FileTable *)controller setPackage:package];
9564                 }
9565             }
9566         }
9567     }
9568
9569     [controller setDelegate:self];
9570     return controller;
9571 }
9572
9573 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9574     CYViewController *page([self pageForURL:url forExternal:external]);
9575
9576     if (page != nil) {
9577         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9578         [nav setViewControllers:[NSArray arrayWithObject:page]];
9579         [tabbar_ setUnselectedViewController:nav];
9580     }
9581
9582     return page != nil;
9583 }
9584
9585 - (void) applicationOpenURL:(NSURL *)url {
9586     [super applicationOpenURL:url];
9587
9588     if (!loaded_) starturl_ = [url retain];
9589     else [self openCydiaURL:url forExternal:YES];
9590 }
9591
9592 - (void) applicationWillResignActive:(UIApplication *)application {
9593     // Stop refreshing if you get a phone call or lock the device.
9594     if ([tabbar_ updating])
9595         [tabbar_ cancelUpdate];
9596
9597     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9598         [super applicationWillResignActive:application];
9599 }
9600
9601 - (void) applicationWillTerminate:(UIApplication *)application {
9602     Changed_ = true;
9603     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9604     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9605     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9606
9607     [self _saveConfig];
9608 }
9609
9610 - (void) setConfigurationData:(NSString *)data {
9611     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9612
9613     if (!conffile_r(data)) {
9614         lprintf("E:invalid conffile\n");
9615         return;
9616     }
9617
9618     NSString *ofile = conffile_r[1];
9619     //NSString *nfile = conffile_r[2];
9620
9621     UIAlertView *alert = [[[UIAlertView alloc]
9622         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9623         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9624         delegate:self
9625         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9626         otherButtonTitles:
9627             UCLocalize("ACCEPT_NEW_COPY"),
9628             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9629         nil
9630     ] autorelease];
9631
9632     [alert setContext:@"conffile"];
9633     [alert setNumberOfRows:2];
9634     [alert show];
9635 }
9636
9637 - (void) addStashController {
9638     ++locked_;
9639     stash_ = [[StashController alloc] init];
9640     [window_ addSubview:[stash_ view]];
9641 }
9642
9643 - (void) removeStashController {
9644     [[stash_ view] removeFromSuperview];
9645     [stash_ release];
9646     --locked_;
9647 }
9648
9649 - (void) stash {
9650     [self setIdleTimerDisabled:YES];
9651
9652     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9653     UpdateExternalStatus(1);
9654     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9655     UpdateExternalStatus(0);
9656
9657     [self removeStashController];
9658
9659     if (ExecFork() == 0) {
9660         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9661         perror("launchctl stop");
9662     }
9663 }
9664
9665 - (void) setupViewControllers {
9666     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9667
9668     NSMutableArray *items([NSMutableArray arrayWithObjects:
9669         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9670         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9671         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9672         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9673     nil]);
9674
9675     if (IsWildcat_) {
9676         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9677         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9678     } else {
9679         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9680     }
9681
9682     NSMutableArray *controllers([NSMutableArray array]);
9683     for (UITabBarItem *item in items) {
9684         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9685         [controller setTabBarItem:item];
9686         [controllers addObject:controller];
9687     }
9688     [tabbar_ setViewControllers:controllers];
9689
9690     [tabbar_ setUpdateDelegate:self];
9691 }
9692
9693 - (void) applicationDidFinishLaunching:(id)unused {
9694 _trace();
9695     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9696         [self setApplicationSupportsShakeToEdit:NO];
9697
9698     @synchronized (HostConfig_) {
9699         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9700     }
9701
9702     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9703         initWithMemoryCapacity:524288
9704         diskCapacity:10485760
9705         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9706     ] autorelease]];
9707
9708     [CydiaWebViewController _initialize];
9709
9710     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9711
9712     Font12_ = [[UIFont systemFontOfSize:12] retain];
9713     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9714     Font14_ = [[UIFont systemFontOfSize:14] retain];
9715     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9716     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9717
9718     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9719     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9720
9721     // XXX: I really need this thing... like, seriously... I'm sorry
9722     [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9723
9724     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9725     [window_ orderFront:self];
9726     [window_ makeKey:self];
9727     [window_ setHidden:NO];
9728
9729     if (
9730         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9731         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9732         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9733         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9734         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9735         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9736         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9737         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9738         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9739         false
9740     ) {
9741         [self addStashController];
9742         // XXX: this would be much cleaner as a yieldToSelector:
9743         // that way the removeStashController could happen right here inline
9744         // we also could no longer require the useless stash_ field anymore
9745         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9746         return;
9747     }
9748
9749     database_ = [Database sharedInstance];
9750     [database_ setDelegate:self];
9751
9752     [window_ setUserInteractionEnabled:NO];
9753     [self setupViewControllers];
9754
9755     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9756     [window_ addSubview:[emulated_ view]];
9757
9758     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9759 _trace();
9760 }
9761
9762 - (NSArray *) defaultStartPages {
9763     NSMutableArray *standard = [NSMutableArray array];
9764     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9765     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9766     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9767     if (!IsWildcat_) {
9768         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9769     } else {
9770         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9771         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9772     }
9773     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9774     return standard;
9775 }
9776
9777 - (void) loadData {
9778 _trace();
9779     if (Role_ == nil) {
9780         [window_ setUserInteractionEnabled:YES];
9781         [self showSettings];
9782         return;
9783     } else {
9784         if ([emulated_ modalViewController] != nil)
9785             [emulated_ dismissModalViewControllerAnimated:YES];
9786         [window_ setUserInteractionEnabled:NO];
9787     }
9788
9789     [self reloadData];
9790     PrintTimes();
9791
9792     [self disemulate];
9793
9794     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9795     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9796     int standardIndex = 0;
9797     NSArray *standard = [self defaultStartPages];
9798
9799     BOOL valid = YES;
9800
9801     if (saved == nil)
9802         valid = NO;
9803
9804     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9805     if (valid && closed != nil) {
9806         NSTimeInterval interval([closed timeIntervalSinceNow]);
9807         // XXX: Is 15 minutes the optimal time here?
9808         if (interval > 0 && interval <= -(15*60))
9809             valid = NO;
9810     }
9811
9812     if (valid && [saved count] != [standard count])
9813         valid = NO;
9814
9815     if (valid) {
9816         for (unsigned int i = 0; i < [standard count]; i++) {
9817             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9818             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9819             //      but it's good enough for now.
9820             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9821                 valid = NO;
9822                 break;
9823             }
9824         }
9825     }
9826
9827     NSArray *items = nil;
9828     if (valid) {
9829         [tabbar_ setSelectedIndex:savedIndex];
9830         items = saved;
9831     } else {
9832         [tabbar_ setSelectedIndex:standardIndex];
9833         items = standard;
9834     }
9835
9836     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9837         NSArray *stack = [items objectAtIndex:tab];
9838         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9839         NSMutableArray *current = [NSMutableArray array];
9840
9841         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9842             NSString *addr = [stack objectAtIndex:nav];
9843             NSURL *url = [NSURL URLWithString:addr];
9844             CYViewController *page = [self pageForURL:url forExternal:NO];
9845             if (page != nil)
9846                 [current addObject:page];
9847         }
9848
9849         [navigation setViewControllers:current];
9850     }
9851
9852     // (Try to) show the startup URL.
9853     if (starturl_ != nil) {
9854         [self openCydiaURL:starturl_ forExternal:NO];
9855         [starturl_ release];
9856         starturl_ = nil;
9857     }
9858 }
9859
9860 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9861     if (item != nil && IsWildcat_) {
9862         [sheet showFromBarButtonItem:item animated:YES];
9863     } else {
9864         [sheet showInView:window_];
9865     }
9866 }
9867
9868 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9869     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9870     [progress setTitle:task];
9871     [progress addProgressEvent:event];
9872 }
9873
9874 - (void) addProgressEventForTask:(NSArray *)data {
9875     CydiaProgressEvent *event([data objectAtIndex:0]);
9876     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9877     [self addProgressEvent:event forTask:task];
9878 }
9879
9880 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9881     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9882 }
9883
9884 @end
9885
9886 /*IMP alloc_;
9887 id Alloc_(id self, SEL selector) {
9888     id object = alloc_(self, selector);
9889     lprintf("[%s]A-%p\n", self->isa->name, object);
9890     return object;
9891 }*/
9892
9893 /*IMP dealloc_;
9894 id Dealloc_(id self, SEL selector) {
9895     id object = dealloc_(self, selector);
9896     lprintf("[%s]D-%p\n", self->isa->name, object);
9897     return object;
9898 }*/
9899
9900 Class $WebDefaultUIKitDelegate;
9901
9902 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9903     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9904         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9905     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9906 }
9907
9908 static NSSet *MobilizedFiles_;
9909
9910 static NSURL *MobilizeURL(NSURL *url) {
9911     NSString *path([url path]);
9912     if ([path hasPrefix:@"/var/root/"]) {
9913         NSString *file([path substringFromIndex:10]);
9914         if ([MobilizedFiles_ containsObject:file])
9915             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9916     }
9917
9918     return url;
9919 }
9920
9921 Class $CFXPreferencesPropertyListSource;
9922 @class CFXPreferencesPropertyListSource;
9923
9924 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9925     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9926     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9927     url = MobilizeURL(url);
9928     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9929     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9930     url = old;
9931     [pool release];
9932     return value;
9933 }
9934
9935 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9936     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9937     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9938     url = MobilizeURL(url);
9939     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
9940     //NSLog(@"%@ %@", [url absoluteString], value);
9941     url = old;
9942     [pool release];
9943     return value;
9944 }
9945
9946 Class $NSURLConnection;
9947
9948 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
9949     NSMutableURLRequest *copy([request mutableCopy]);
9950
9951     NSURL *url([copy URL]);
9952     NSString *host([url host]);
9953     NSString *scheme([[url scheme] lowercaseString]);
9954
9955     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
9956
9957     @synchronized (HostConfig_) {
9958         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
9959             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
9960                 [copy setHTTPShouldUsePipelining:YES];
9961     }
9962
9963     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
9964     } return self;
9965 }
9966
9967 int main(int argc, char *argv[]) { _pooled
9968     _trace();
9969
9970     UpdateExternalStatus(0);
9971
9972     if (Class $UIDevice = objc_getClass("UIDevice")) {
9973         UIDevice *device([$UIDevice currentDevice]);
9974         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9975     } else
9976         IsWildcat_ = false;
9977
9978     UIScreen *screen([UIScreen mainScreen]);
9979     if ([screen respondsToSelector:@selector(scale)])
9980         ScreenScale_ = [screen scale];
9981     else
9982         ScreenScale_ = 1;
9983
9984     UIDevice *device([UIDevice currentDevice]);
9985     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
9986         Idiom_ = @"iphone";
9987     else {
9988         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
9989         if (idiom == UIUserInterfaceIdiomPhone)
9990             Idiom_ = @"iphone";
9991         else if (idiom == UIUserInterfaceIdiomPad)
9992             Idiom_ = @"ipad";
9993         else
9994             NSLog(@"unknown UIUserInterfaceIdiom!");
9995     }
9996
9997     SessionData_ = [[NSMutableDictionary alloc] initWithCapacity:4];
9998
9999     HostConfig_ = [[NSObject alloc] init];
10000     @synchronized (HostConfig_) {
10001         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10002         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10003     }
10004
10005     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
10006
10007     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10008
10009     MobilizedFiles_ = [NSMutableSet setWithObjects:
10010         @"Library/Preferences/com.apple.Accessibility.plist",
10011         @"Library/Preferences/com.apple.preferences.sounds.plist",
10012     nil];
10013
10014     /* Library Hacks {{{ */
10015     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10016
10017     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10018
10019     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10020     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10021         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10022         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10023     }
10024
10025     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10026     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10027         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10028         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10029     }
10030
10031     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10032     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10033     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10034         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10035         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10036     }
10037
10038     $NSURLConnection = objc_getClass("NSURLConnection");
10039     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10040     if (NSURLConnection$init$ != NULL) {
10041         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10042         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10043     }
10044     /* }}} */
10045     /* Set Locale {{{ */
10046     Locale_ = CFLocaleCopyCurrent();
10047     Languages_ = [NSLocale preferredLanguages];
10048
10049     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10050     //NSLog(@"%@", [Languages_ description]);
10051
10052     const char *lang;
10053     if (Locale_ != NULL)
10054         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10055     else if (Languages_ != nil && [Languages_ count] != 0)
10056         lang = [[Languages_ objectAtIndex:0] UTF8String];
10057     else
10058         // XXX: consider just setting to C and then falling through?
10059         lang = NULL;
10060
10061     if (lang != NULL) {
10062         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10063         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10064     }
10065
10066     NSLog(@"Setting Language: %s", lang);
10067
10068     if (lang != NULL) {
10069         setenv("LANG", lang, true);
10070         std::setlocale(LC_ALL, lang);
10071     }
10072     /* }}} */
10073
10074     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10075
10076     /* Parse Arguments {{{ */
10077     bool substrate(false);
10078
10079     if (argc != 0) {
10080         char **args(argv);
10081         int arge(1);
10082
10083         for (int argi(1); argi != argc; ++argi)
10084             if (strcmp(argv[argi], "--") == 0) {
10085                 arge = argi;
10086                 argv[argi] = argv[0];
10087                 argv += argi;
10088                 argc -= argi;
10089                 break;
10090             }
10091
10092         for (int argi(1); argi != arge; ++argi)
10093             if (strcmp(args[argi], "--substrate") == 0)
10094                 substrate = true;
10095             else
10096                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10097     }
10098     /* }}} */
10099
10100     App_ = [[NSBundle mainBundle] bundlePath];
10101     Advanced_ = YES;
10102
10103     setuid(0);
10104     setgid(0);
10105
10106     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10107     alloc_ = alloc->method_imp;
10108     alloc->method_imp = (IMP) &Alloc_;*/
10109
10110     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10111     dealloc_ = dealloc->method_imp;
10112     dealloc->method_imp = (IMP) &Dealloc_;*/
10113
10114     /* System Information {{{ */
10115     size_t size;
10116
10117     int maxproc;
10118     size = sizeof(maxproc);
10119     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10120         perror("sysctlbyname(\"kern.maxproc\", ?)");
10121     else if (maxproc < 64) {
10122         maxproc = 64;
10123         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10124             perror("sysctlbyname(\"kern.maxproc\", #)");
10125     }
10126
10127     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10128     char *osversion = new char[size];
10129     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10130         perror("sysctlbyname(\"kern.osversion\", ?)");
10131     else
10132         System_ = [NSString stringWithUTF8String:osversion];
10133
10134     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10135     char *machine = new char[size];
10136     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10137         perror("sysctlbyname(\"hw.machine\", ?)");
10138     else
10139         Machine_ = machine;
10140
10141     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10142         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10143             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10144                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10145                 CFRelease(serial);
10146             }
10147
10148             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10149                 NSData *data((NSData *) ecid);
10150                 size_t length([data length]);
10151                 uint8_t bytes[length];
10152                 [data getBytes:bytes];
10153                 char string[length * 2 + 1];
10154                 for (size_t i(0); i != length; ++i)
10155                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10156                 ChipID_ = [NSString stringWithUTF8String:string];
10157                 CFRelease(ecid);
10158             }
10159
10160             IOObjectRelease(service);
10161         }
10162     }
10163
10164     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10165
10166     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10167     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10168     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10169
10170     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10171     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10172     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10173
10174     if (mcc != NULL && mnc != NULL)
10175         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10176
10177     if (mnc != NULL)
10178         CFRelease(mnc);
10179     if (mcc != NULL)
10180         CFRelease(mcc);
10181
10182     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10183         Build_ = [system objectForKey:@"ProductBuildVersion"];
10184     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10185         Product_ = [info objectForKey:@"SafariProductVersion"];
10186         Safari_ = [info objectForKey:@"CFBundleVersion"];
10187     }
10188     /* }}} */
10189     /* Load Database {{{ */
10190     _trace();
10191     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10192     _trace();
10193     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10194
10195     if (Metadata_ == NULL)
10196         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10197     else {
10198         Settings_ = [Metadata_ objectForKey:@"Settings"];
10199
10200         Packages_ = [Metadata_ objectForKey:@"Packages"];
10201         Sections_ = [Metadata_ objectForKey:@"Sections"];
10202         Sources_ = [Metadata_ objectForKey:@"Sources"];
10203
10204         Token_ = [Metadata_ objectForKey:@"Token"];
10205     }
10206
10207     if (Settings_ != nil)
10208         Role_ = [Settings_ objectForKey:@"Role"];
10209
10210     if (Sections_ == nil) {
10211         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10212         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10213     }
10214
10215     if (Sources_ == nil) {
10216         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10217         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10218     }
10219     /* }}} */
10220
10221     _trace();
10222     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10223     _trace();
10224
10225     if (Packages_ != nil) {
10226         bool fail(false);
10227         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10228         _trace();
10229
10230         if (!fail) {
10231             [Metadata_ removeObjectForKey:@"Packages"];
10232             Packages_ = nil;
10233             Changed_ = true;
10234         }
10235     }
10236
10237     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10238
10239 #define MobileSubstrate_(name) \
10240     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10241         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10242         if (handle == NULL) \
10243             NSLog(@"%s", dlerror()); \
10244     }
10245
10246     MobileSubstrate_(Activator)
10247     MobileSubstrate_(libstatusbar)
10248     MobileSubstrate_(SimulatedKeyEvents)
10249     MobileSubstrate_(WinterBoard)
10250
10251     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10252         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10253
10254     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10255
10256     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10257         unlink("/tmp/.cydia.fw");
10258         goto firmware;
10259     } else if (access("/User", F_OK) != 0 || version < 4) {
10260       firmware:
10261         _trace();
10262         system("/usr/libexec/cydia/firmware.sh");
10263         _trace();
10264     }
10265
10266     _assert([[NSFileManager defaultManager]
10267         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10268         withIntermediateDirectories:YES
10269         attributes:nil
10270         error:NULL
10271     ]);
10272
10273     if (access("/tmp/cydia.chk", F_OK) == 0) {
10274         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10275             _assert(errno == ENOENT);
10276         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10277             _assert(errno == ENOENT);
10278     }
10279
10280     /* APT Initialization {{{ */
10281     _assert(pkgInitConfig(*_config));
10282     _assert(pkgInitSystem(*_config, _system));
10283
10284     if (lang != NULL)
10285         _config->Set("APT::Acquire::Translation", lang);
10286
10287     // XXX: this timeout might be important :(
10288     //_config->Set("Acquire::http::Timeout", 15);
10289
10290     _config->Set("Acquire::http::MaxParallel", 3);
10291     /* }}} */
10292     /* Color Choices {{{ */
10293     space_ = CGColorSpaceCreateDeviceRGB();
10294
10295     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10296     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10297     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10298     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10299     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10300     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10301     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10302     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10303     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10304
10305     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10306     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10307     /* }}}*/
10308     /* UIKit Configuration {{{ */
10309     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10310     if ($GSFontSetUseLegacyFontMetrics != NULL)
10311         $GSFontSetUseLegacyFontMetrics(YES);
10312
10313     // XXX: I have a feeling this was important
10314     //UIKeyboardDisableAutomaticAppearance();
10315     /* }}} */
10316
10317     Colon_ = UCLocalize("COLON_DELIMITED");
10318     Elision_ = UCLocalize("ELISION");
10319     Error_ = UCLocalize("ERROR");
10320     Warning_ = UCLocalize("WARNING");
10321
10322     _trace();
10323     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10324
10325     CGColorSpaceRelease(space_);
10326     CFRelease(Locale_);
10327
10328     return value;
10329 }