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 "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.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 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 201
 202 #define CYPoolStart() \
 203     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 204     do
 205 #define CYPoolEnd() \
 206     while (false); \
 207     [_pool release];
 208
 209 // Hash Functions/Structures {{{
 210 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 211
 212 union SplitHash {
 213     uint32_t u32;
 214     uint16_t u16[2];
 215 };
 216 // }}}
 217
 218 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 219
 220 static _finline NSString *CydiaURL(NSString *path) {
 221     char page[25];
 222     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 223     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 224     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 225     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 226     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 227     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 228 }
 229
 230 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 231     int notify_token;
 232     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 233         notify_set_state(notify_token, newStatus);
 234         notify_cancel(notify_token);
 235     }
 236     notify_post("com.saurik.Cydia.status");
 237 }
 238
 239 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 240 @interface NSObject (Cydia)
 241 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 242 - (id) yieldToSelector:(SEL)selector;
 243 @end
 244
 245 @implementation NSObject (Cydia)
 246
 247 - (void) doNothing {
 248 }
 249
 250 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 251     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 252     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 253     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 254
 255     /* XXX: deal with exceptions */
 256     id value([self performSelector:selector withObject:object]);
 257
 258     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 259     [context removeAllObjects];
 260     if ([signature methodReturnLength] != 0 && value != nil)
 261         [context addObject:value];
 262
 263     stopped = true;
 264
 265     [self
 266         performSelectorOnMainThread:@selector(doNothing)
 267         withObject:nil
 268         waitUntilDone:NO
 269     ];
 270 }
 271
 272 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 273     volatile bool stopped(false);
 274
 275     NSMutableArray *context([NSMutableArray arrayWithObjects:
 276         [NSValue valueWithPointer:selector],
 277         [NSValue valueWithNonretainedObject:object],
 278         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 279     nil]);
 280
 281     NSThread *thread([[[NSThread alloc]
 282         initWithTarget:self
 283         selector:@selector(_yieldToContext:)
 284         object:context
 285     ] autorelease]);
 286
 287     [thread start];
 288
 289     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 290     NSDate *future([NSDate distantFuture]);
 291
 292     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 293
 294     return [context count] == 0 ? nil : [context objectAtIndex:0];
 295 }
 296
 297 - (id) yieldToSelector:(SEL)selector {
 298     return [self yieldToSelector:selector withObject:nil];
 299 }
 300
 301 @end
 302 /* }}} */
 303
 304 /* Cydia Alert View {{{ */
 305 @interface CYAlertView : UIAlertView {
 306     unsigned button_;
 307 }
 308
 309 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 310
 311 @end
 312
 313 @implementation CYAlertView
 314
 315 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 316     if ((self = [super init]) != nil) {
 317         [self setTitle:title];
 318         [self setDelegate:self];
 319         for (NSString *button in buttons) [self addButtonWithTitle:button];
 320         [self setCancelButtonIndex:index];
 321     } return self;
 322 }
 323
 324 - (void) _updateFrameForDisplay {
 325     [super _updateFrameForDisplay];
 326     if ([self cancelButtonIndex] == -1) {
 327         NSArray *buttons = [self buttons];
 328         if ([buttons count]) {
 329             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 330             for (UIThreePartButton *button in buttons)
 331                 [button setBackground:background forState:0];
 332         }
 333     }
 334 }
 335
 336 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 337     button_ = buttonIndex + 1;
 338 }
 339
 340 - (void) dismiss {
 341     [self dismissWithClickedButtonIndex:-1 animated:YES];
 342 }
 343
 344 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 345     [self setRunsModal:YES];
 346     button_ = 0;
 347     [self show];
 348     return button_;
 349 }
 350
 351 @end
 352 /* }}} */
 353
 354 /* NSForcedOrderingSearch doesn't work on the iPhone */
 355 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 356 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 357 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 358
 359 #define lprintf(args...) fprintf(stderr, args)
 360
 361 #define ForRelease 1
 362 #define TraceLogging (1 && !ForRelease)
 363 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 364 #define ProfileTimes (0 && !ForRelease)
 365 #define ForSaurik (0 && !ForRelease)
 366 #define LogBrowser (0 && !ForRelease)
 367 #define TrackResize (0 && !ForRelease)
 368 #define ManualRefresh (1 && !ForRelease)
 369 #define ShowInternals (0 && !ForRelease)
 370 #define AlwaysReload (0 && !ForRelease)
 371 #define TryIndexedCollation (0 && !ForRelease)
 372
 373 #if !TraceLogging
 374 #undef _trace
 375 #define _trace(args...)
 376 #endif
 377
 378 #if !ProfileTimes
 379 #undef _profile
 380 #define _profile(name) {
 381 #undef _end
 382 #define _end }
 383 #define PrintTimes() do {} while (false)
 384 #endif
 385
 386 /* Radix Sort {{{ */
 387 typedef uint32_t (*SKRadixFunction)(id, void *);
 388
 389 @interface NSMutableArray (Radix)
 390 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 391 @end
 392
 393 struct RadixItem_ {
 394     size_t index;
 395     uint32_t key;
 396 };
 397
 398 @implementation NSMutableArray (Radix)
 399
 400 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 401     size_t count([self count]);
 402     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 403
 404     for (size_t i(0); i != count; ++i) {
 405         RadixItem_ &item(swap[i]);
 406         item.index = i;
 407
 408         id object([self objectAtIndex:i]);
 409         item.key = function(object, argument);
 410     }
 411
 412     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 413
 414     static const size_t width = 32;
 415     static const size_t bits = 11;
 416     static const size_t slots = 1 << bits;
 417     static const size_t passes = (width + (bits - 1)) / bits;
 418
 419     size_t *hist(new size_t[slots]);
 420
 421     for (size_t pass(0); pass != passes; ++pass) {
 422         memset(hist, 0, sizeof(size_t) * slots);
 423
 424         for (size_t i(0); i != count; ++i) {
 425             uint32_t key(lhs[i].key);
 426             key >>= pass * bits;
 427             key &= _not(uint32_t) >> width - bits;
 428             ++hist[key];
 429         }
 430
 431         size_t offset(0);
 432         for (size_t i(0); i != slots; ++i) {
 433             size_t local(offset);
 434             offset += hist[i];
 435             hist[i] = local;
 436         }
 437
 438         for (size_t i(0); i != count; ++i) {
 439             uint32_t key(lhs[i].key);
 440             key >>= pass * bits;
 441             key &= _not(uint32_t) >> width - bits;
 442             rhs[hist[key]++] = lhs[i];
 443         }
 444
 445         RadixItem_ *tmp(lhs);
 446         lhs = rhs;
 447         rhs = tmp;
 448     }
 449
 450     delete [] hist;
 451
 452     const void **values(new const void *[count]);
 453     for (size_t i(0); i != count; ++i)
 454         values[i] = [self objectAtIndex:lhs[i].index];
 455     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 456     delete [] values;
 457
 458     delete [] swap;
 459 }
 460
 461 @end
 462 /* }}} */
 463 /* Insertion Sort {{{ */
 464
 465 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 466     const char *ptr = (const char *)list;
 467     while (0 < count) {
 468         CFIndex half = count / 2;
 469         const char *probe = ptr + elementSize * half;
 470         CFComparisonResult cr = comparator(element, probe, context);
 471     if (0 == cr) return (probe - (const char *)list) / elementSize;
 472         ptr = (cr < 0) ? ptr : probe + elementSize;
 473         count = (cr < 0) ? half : (half + (count & 1) - 1);
 474     }
 475     return (ptr - (const char *)list) / elementSize;
 476 }
 477
 478 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 479     const char *ptr = (const char *)list;
 480     while (0 < count) {
 481         CFIndex half = count / 2;
 482         const char *probe = ptr + elementSize * half;
 483         CFComparisonResult cr = comparator(element, probe, context);
 484     if (0 == cr) return (probe - (const char *)list) / elementSize;
 485         ptr = (cr < 0) ? ptr : probe + elementSize;
 486         count = (cr < 0) ? half : (half + (count & 1) - 1);
 487     }
 488     return (ptr - (const char *)list) / elementSize;
 489 }
 490
 491 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 492     if (range.length == 0)
 493         return;
 494     const void **values(new const void *[range.length]);
 495     CFArrayGetValues(array, range, values);
 496
 497 #if HistogramInsertionSort > 0
 498     uint32_t total(0), *offsets(new uint32_t[range.length]);
 499 #endif
 500
 501     for (CFIndex index(1); index != range.length; ++index) {
 502         const void *value(values[index]);
 503         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 504         CFIndex correct(index);
 505         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 506 #if HistogramInsertionSort > 1
 507             NSLog(@"%@ < %@", value, values[correct - 1]);
 508 #endif
 509             if (--correct == 0)
 510                 break;
 511         }
 512         if (correct != index) {
 513             size_t offset(index - correct);
 514 #if HistogramInsertionSort
 515             total += offset;
 516             ++offsets[offset];
 517             if (offset > 10)
 518                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 519 #endif
 520             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 521             values[correct] = value;
 522         }
 523     }
 524
 525     CFArrayReplaceValues(array, range, values, range.length);
 526     delete [] values;
 527
 528 #if HistogramInsertionSort > 0
 529     for (CFIndex index(0); index != range.length; ++index)
 530         if (offsets[index] != 0)
 531             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 532     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 533     delete [] offsets;
 534 #endif
 535 }
 536
 537 /* }}} */
 538
 539 /* Apple Bug Fixes {{{ */
 540 @implementation UIWebDocumentView (Cydia)
 541
 542 - (void) _setScrollerOffset:(CGPoint)offset {
 543     UIScroller *scroller([self _scroller]);
 544
 545     CGSize size([scroller contentSize]);
 546     CGSize bounds([scroller bounds].size);
 547
 548     CGPoint max;
 549     max.x = size.width - bounds.width;
 550     max.y = size.height - bounds.height;
 551
 552     // wtf Apple?!
 553     if (max.x < 0)
 554         max.x = 0;
 555     if (max.y < 0)
 556         max.y = 0;
 557
 558     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 559     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 560
 561     [scroller setOffset:offset];
 562 }
 563
 564 @end
 565 /* }}} */
 566
 567 @implementation WebScriptObject (NSFastEnumeration)
 568
 569 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 570     size_t length([self count] - state->state);
 571     if (length <= 0)
 572         return 0;
 573     else if (length > count)
 574         length = count;
 575     for (size_t i(0); i != length; ++i)
 576         objects[i] = [self objectAtIndex:state->state++];
 577     state->itemsPtr = objects;
 578     state->mutationsPtr = (unsigned long *) self;
 579     return length;
 580 }
 581
 582 @end
 583
 584 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 585     size_t length([self length] - state->state);
 586     if (length <= 0)
 587         return 0;
 588     else if (length > count)
 589         length = count;
 590     for (size_t i(0); i != length; ++i)
 591         objects[i] = [self item:state->state++];
 592     state->itemsPtr = objects;
 593     state->mutationsPtr = (unsigned long *) self;
 594     return length;
 595 }
 596
 597 /* Cydia NSString Additions {{{ */
 598 @interface NSString (Cydia)
 599 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 600 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 601 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 602 - (NSComparisonResult) compareByPath:(NSString *)other;
 603 - (NSString *) stringByCachingURLWithCurrentCDN;
 604 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 605 @end
 606
 607 @implementation NSString (Cydia)
 608
 609 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 610     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 611 }
 612
 613 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 614     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 615     memcpy(data, bytes, length);
 616     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 617 }
 618
 619 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 620     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 621 }
 622
 623 - (NSComparisonResult) compareByPath:(NSString *)other {
 624     NSString *prefix = [self commonPrefixWithString:other options:0];
 625     size_t length = [prefix length];
 626
 627     NSRange lrange = NSMakeRange(length, [self length] - length);
 628     NSRange rrange = NSMakeRange(length, [other length] - length);
 629
 630     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 631     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 632
 633     NSComparisonResult value;
 634
 635     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 636         value = NSOrderedSame;
 637     else if (lrange.location == NSNotFound)
 638         value = NSOrderedAscending;
 639     else if (rrange.location == NSNotFound)
 640         value = NSOrderedDescending;
 641     else
 642         value = NSOrderedSame;
 643
 644     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 645         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 646     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 647         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 648
 649     NSComparisonResult result = [lpath compare:rpath];
 650     return result == NSOrderedSame ? value : result;
 651 }
 652
 653 - (NSString *) stringByCachingURLWithCurrentCDN {
 654     return [self
 655         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 656         withString:@"://cache.cydia.saurik.com/"
 657     ];
 658 }
 659
 660 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 661     return [(id)CFURLCreateStringByAddingPercentEscapes(
 662         kCFAllocatorDefault,
 663         (CFStringRef) self,
 664         NULL,
 665         CFSTR(";/?:@&=+$,"),
 666         kCFStringEncodingUTF8
 667     ) autorelease];
 668 }
 669
 670 @end
 671 /* }}} */
 672
 673 /* C++ NSString Wrapper Cache {{{ */
 674 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 675     return size == 0 ? NULL :
 676         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 677         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 678 }
 679
 680 static _finline CFStringRef CYStringCreate(const char *data) {
 681     return CYStringCreate(data, strlen(data));
 682 }
 683
 684 class CYString {
 685   private:
 686     char *data_;
 687     size_t size_;
 688     CFStringRef cache_;
 689
 690     _finline void clear_() {
 691         if (cache_ != NULL) {
 692             CFRelease(cache_);
 693             cache_ = NULL;
 694         }
 695     }
 696
 697   public:
 698     _finline bool empty() const {
 699         return size_ == 0;
 700     }
 701
 702     _finline size_t size() const {
 703         return size_;
 704     }
 705
 706     _finline char *data() const {
 707         return data_;
 708     }
 709
 710     _finline void clear() {
 711         size_ = 0;
 712         clear_();
 713     }
 714
 715     _finline CYString() :
 716         data_(0),
 717         size_(0),
 718         cache_(NULL)
 719     {
 720     }
 721
 722     _finline ~CYString() {
 723         clear_();
 724     }
 725
 726     void operator =(const CYString &rhs) {
 727         data_ = rhs.data_;
 728         size_ = rhs.size_;
 729
 730         if (rhs.cache_ == nil)
 731             cache_ = NULL;
 732         else
 733             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 734     }
 735
 736     void copy(apr_pool_t *pool) {
 737         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 738         memcpy(temp, data_, size_);
 739         temp[size_] = '\0';
 740         data_ = temp;
 741     }
 742
 743     void set(apr_pool_t *pool, const char *data, size_t size) {
 744         if (size == 0)
 745             clear();
 746         else {
 747             clear_();
 748
 749             data_ = const_cast<char *>(data);
 750             size_ = size;
 751
 752             if (pool != NULL)
 753                 copy(pool);
 754         }
 755     }
 756
 757     _finline void set(apr_pool_t *pool, const char *data) {
 758         set(pool, data, data == NULL ? 0 : strlen(data));
 759     }
 760
 761     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 762         set(pool, rhs.data(), rhs.size());
 763     }
 764
 765     bool operator ==(const CYString &rhs) const {
 766         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 767     }
 768
 769     _finline operator CFStringRef() {
 770         if (cache_ == NULL)
 771             cache_ = CYStringCreate(data_, size_);
 772         return cache_;
 773     }
 774
 775     _finline operator id() {
 776         return (NSString *) static_cast<CFStringRef>(*this);
 777     }
 778
 779     _finline operator const char *() {
 780         return reinterpret_cast<const char *>(data_);
 781     }
 782 };
 783 /* }}} */
 784 /* C++ NSString Algorithm Adapters {{{ */
 785 extern "C" {
 786     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 787 }
 788
 789 struct NSStringMapHash :
 790     std::unary_function<NSString *, size_t>
 791 {
 792     _finline size_t operator ()(NSString *value) const {
 793         return CFStringHashNSString((CFStringRef) value);
 794     }
 795 };
 796
 797 struct NSStringMapLess :
 798     std::binary_function<NSString *, NSString *, bool>
 799 {
 800     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 801         return [lhs compare:rhs] == NSOrderedAscending;
 802     }
 803 };
 804
 805 struct NSStringMapEqual :
 806     std::binary_function<NSString *, NSString *, bool>
 807 {
 808     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 809         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 810         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 811         //[lhs isEqualToString:rhs];
 812     }
 813 };
 814 /* }}} */
 815
 816 /* Perl-Compatible RegEx {{{ */
 817 class Pcre {
 818   private:
 819     pcre *code_;
 820     pcre_extra *study_;
 821     int capture_;
 822     int *matches_;
 823     const char *data_;
 824
 825   public:
 826     Pcre(const char *regex) :
 827         study_(NULL)
 828     {
 829         const char *error;
 830         int offset;
 831         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 832
 833         if (code_ == NULL) {
 834             lprintf("%d:%s\n", offset, error);
 835             _assert(false);
 836         }
 837
 838         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 839         matches_ = new int[(capture_ + 1) * 3];
 840     }
 841
 842     ~Pcre() {
 843         pcre_free(code_);
 844         delete matches_;
 845     }
 846
 847     NSString *operator [](size_t match) {
 848         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 849     }
 850
 851     bool operator ()(NSString *data) {
 852         // XXX: length is for characters, not for bytes
 853         return operator ()([data UTF8String], [data length]);
 854     }
 855
 856     bool operator ()(const char *data, size_t size) {
 857         data_ = data;
 858         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 859     }
 860 };
 861 /* }}} */
 862 /* Mime Addresses {{{ */
 863 @interface Address : NSObject {
 864     NSString *name_;
 865     NSString *address_;
 866 }
 867
 868 - (NSString *) name;
 869 - (NSString *) address;
 870
 871 - (void) setAddress:(NSString *)address;
 872
 873 + (Address *) addressWithString:(NSString *)string;
 874 - (Address *) initWithString:(NSString *)string;
 875
 876 @end
 877
 878 @implementation Address
 879
 880 - (void) dealloc {
 881     [name_ release];
 882     if (address_ != nil)
 883         [address_ release];
 884     [super dealloc];
 885 }
 886
 887 - (NSString *) name {
 888     return name_;
 889 }
 890
 891 - (NSString *) address {
 892     return address_;
 893 }
 894
 895 - (void) setAddress:(NSString *)address {
 896     if (address_ != nil)
 897         [address_ autorelease];
 898     if (address == nil)
 899         address_ = nil;
 900     else
 901         address_ = [address retain];
 902 }
 903
 904 + (Address *) addressWithString:(NSString *)string {
 905     return [[[Address alloc] initWithString:string] autorelease];
 906 }
 907
 908 + (NSArray *) _attributeKeys {
 909     return [NSArray arrayWithObjects:
 910         @"address",
 911         @"name",
 912     nil];
 913 }
 914
 915 - (NSArray *) attributeKeys {
 916     return [[self class] _attributeKeys];
 917 }
 918
 919 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 920     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 921 }
 922
 923 - (Address *) initWithString:(NSString *)string {
 924     if ((self = [super init]) != nil) {
 925         const char *data = [string UTF8String];
 926         size_t size = [string length];
 927
 928         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 929
 930         if (address_r(data, size)) {
 931             name_ = [address_r[1] retain];
 932             address_ = [address_r[2] retain];
 933         } else {
 934             name_ = [string retain];
 935             address_ = nil;
 936         }
 937     } return self;
 938 }
 939
 940 @end
 941 /* }}} */
 942 /* CoreGraphics Primitives {{{ */
 943 class CYColor {
 944   private:
 945     CGColorRef color_;
 946
 947     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 948         CGFloat color[] = {red, green, blue, alpha};
 949         return CGColorCreate(space, color);
 950     }
 951
 952   public:
 953     CYColor() :
 954         color_(NULL)
 955     {
 956     }
 957
 958     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 959         color_(Create_(space, red, green, blue, alpha))
 960     {
 961         Set(space, red, green, blue, alpha);
 962     }
 963
 964     void Clear() {
 965         if (color_ != NULL)
 966             CGColorRelease(color_);
 967     }
 968
 969     ~CYColor() {
 970         Clear();
 971     }
 972
 973     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 974         Clear();
 975         color_ = Create_(space, red, green, blue, alpha);
 976     }
 977
 978     operator CGColorRef() {
 979         return color_;
 980     }
 981 };
 982 /* }}} */
 983
 984 /* Random Global Variables {{{ */
 985 static const int PulseInterval_ = 50000;
 986
 987 static const NSString *UI_;
 988
 989 static int Finish_;
 990 static NSArray *Finishes_;
 991
 992 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 993 #define NotifyConfig_ "/etc/notify.conf"
 994
 995 static bool Queuing_;
 996
 997 static CYColor Blue_;
 998 static CYColor Blueish_;
 999 static CYColor Black_;
1000 static CYColor Off_;
1001 static CYColor White_;
1002 static CYColor Gray_;
1003 static CYColor Green_;
1004 static CYColor Purple_;
1005 static CYColor Purplish_;
1006
1007 static UIColor *InstallingColor_;
1008 static UIColor *RemovingColor_;
1009
1010 static NSString *App_;
1011 static NSString *Home_;
1012
1013 static BOOL Advanced_;
1014 static BOOL Ignored_;
1015
1016 static UIFont *Font12_;
1017 static UIFont *Font12Bold_;
1018 static UIFont *Font14_;
1019 static UIFont *Font18Bold_;
1020 static UIFont *Font22Bold_;
1021
1022 static const char *Machine_ = NULL;
1023 static NSString *System_ = nil;
1024 static NSString *SerialNumber_ = nil;
1025 static NSString *ChipID_ = nil;
1026 static NSString *Token_ = nil;
1027 static NSString *UniqueID_ = nil;
1028 static NSString *PLMN_ = nil;
1029 static NSString *Build_ = nil;
1030 static NSString *Product_ = nil;
1031 static NSString *Safari_ = nil;
1032
1033 static CFLocaleRef Locale_;
1034 static NSArray *Languages_;
1035 static CGColorSpaceRef space_;
1036
1037 static NSDictionary *SectionMap_;
1038 static NSMutableDictionary *Metadata_;
1039 static _transient NSMutableDictionary *Settings_;
1040 static _transient NSString *Role_;
1041 static _transient NSMutableDictionary *Packages_;
1042 static _transient NSMutableDictionary *Sections_;
1043 static _transient NSMutableDictionary *Sources_;
1044 static bool Changed_;
1045 static time_t now_;
1046
1047 bool IsWildcat_;
1048 static CGFloat ScreenScale_;
1049 /* }}} */
1050
1051 /* Display Helpers {{{ */
1052 inline float Interpolate(float begin, float end, float fraction) {
1053     return (end - begin) * fraction + begin;
1054 }
1055
1056 static _finline const char *StripVersion_(const char *version) {
1057     const char *colon(strchr(version, ':'));
1058     return colon == NULL ? version : colon + 1;
1059 }
1060
1061 NSString *LocalizeSection(NSString *section) {
1062     static Pcre title_r("^(.*?) \\((.*)\\)$");
1063     if (title_r(section)) {
1064         NSString *parent(title_r[1]);
1065         NSString *child(title_r[2]);
1066
1067         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1068             LocalizeSection(parent),
1069             LocalizeSection(child)
1070         ];
1071     }
1072
1073     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1074 }
1075
1076 NSString *Simplify(NSString *title) {
1077     const char *data = [title UTF8String];
1078     size_t size = [title length];
1079
1080     static Pcre square_r("^\\[(.*)\\]$");
1081     if (square_r(data, size))
1082         return Simplify(square_r[1]);
1083
1084     static Pcre paren_r("^\\((.*)\\)$");
1085     if (paren_r(data, size))
1086         return Simplify(paren_r[1]);
1087
1088     static Pcre title_r("^(.*?) \\((.*)\\)$");
1089     if (title_r(data, size))
1090         return Simplify(title_r[1]);
1091
1092     return title;
1093 }
1094 /* }}} */
1095
1096 NSString *GetLastUpdate() {
1097     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1098
1099     if (update == nil)
1100         return UCLocalize("NEVER_OR_UNKNOWN");
1101
1102     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1103     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1104
1105     CFRelease(formatter);
1106
1107     return [(NSString *) formatted autorelease];
1108 }
1109
1110 bool isSectionVisible(NSString *section) {
1111     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1112     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1113     return hidden == nil || ![hidden boolValue];
1114 }
1115
1116 @class Cydia;
1117
1118 /* Delegate Prototypes {{{ */
1119 @class Package;
1120 @class Source;
1121
1122 @interface NSObject (ProgressDelegate)
1123 @end
1124
1125 @protocol ProgressDelegate
1126 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1127 - (void) setProgressTitle:(NSString *)title;
1128 - (void) setProgressPercent:(NSNumber *)percent;
1129 - (void) startProgress;
1130 - (void) addProgressOutput:(NSString *)output;
1131 - (bool) isCancelling:(size_t)received;
1132 @end
1133
1134 @protocol ConfigurationDelegate
1135 - (void) repairWithSelector:(SEL)selector;
1136 - (void) setConfigurationData:(NSString *)data;
1137 @end
1138
1139 @class CYPackageController;
1140
1141 @protocol CydiaDelegate
1142 - (void) retainNetworkActivityIndicator;
1143 - (void) releaseNetworkActivityIndicator;
1144 - (void) clearPackage:(Package *)package;
1145 - (void) installPackage:(Package *)package;
1146 - (void) installPackages:(NSArray *)packages;
1147 - (void) removePackage:(Package *)package;
1148 - (void) beginUpdate;
1149 - (BOOL) updating;
1150 - (void) distUpgrade;
1151 - (void) loadData;
1152 - (void) updateData;
1153 - (void) syncData;
1154 - (void) addTrivialSource:(NSString *)href;
1155 - (void) showSettings;
1156 - (UIProgressHUD *) addProgressHUD;
1157 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1158 - (CYViewController *) pageForPackage:(NSString *)name;
1159 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1160 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1161 @end
1162
1163 static id<CydiaDelegate> CydiaApp;
1164 /* }}} */
1165
1166 /* Status Delegation {{{ */
1167 class Status :
1168     public pkgAcquireStatus
1169 {
1170   private:
1171     _transient NSObject<ProgressDelegate> *delegate_;
1172
1173   public:
1174     Status() :
1175         delegate_(nil)
1176     {
1177     }
1178
1179     void setDelegate(id delegate) {
1180         delegate_ = delegate;
1181     }
1182
1183     NSObject<ProgressDelegate> *getDelegate() const {
1184         return delegate_;
1185     }
1186
1187     virtual bool MediaChange(std::string media, std::string drive) {
1188         return false;
1189     }
1190
1191     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1192     }
1193
1194     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1195         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1196         [delegate_
1197             performSelectorOnMainThread:@selector(setProgressTitle:)
1198             withObject:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]
1199             waitUntilDone:YES
1200         ];
1201     }
1202
1203     virtual void Done(pkgAcquire::ItemDesc &item) {
1204     }
1205
1206     virtual void Fail(pkgAcquire::ItemDesc &item) {
1207         if (
1208             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1209             item.Owner->Status == pkgAcquire::Item::StatDone
1210         )
1211             return;
1212
1213         std::string &error(item.Owner->ErrorText);
1214         if (error.empty())
1215             return;
1216
1217         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1218         NSArray *fields([description componentsSeparatedByString:@" "]);
1219         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1220
1221         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1222             withObject:[NSArray arrayWithObjects:
1223                 [NSString stringWithUTF8String:error.c_str()],
1224                 source,
1225             nil]
1226             waitUntilDone:YES
1227         ];
1228     }
1229
1230     virtual bool Pulse(pkgAcquire *Owner) {
1231         bool value = pkgAcquireStatus::Pulse(Owner);
1232
1233         float percent(
1234             double(CurrentBytes + CurrentItems) /
1235             double(TotalBytes + TotalItems)
1236         );
1237
1238         [delegate_ setProgressPercent:[NSNumber numberWithFloat:percent]];
1239         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1240     }
1241
1242     virtual void Start() {
1243         [delegate_ startProgress];
1244     }
1245
1246     virtual void Stop() {
1247     }
1248 };
1249 /* }}} */
1250 /* Progress Delegation {{{ */
1251 class Progress :
1252     public OpProgress
1253 {
1254   private:
1255     _transient id<ProgressDelegate> delegate_;
1256     float percent_;
1257
1258   protected:
1259     virtual void Update() {
1260         /*if (abs(Percent - percent_) > 2)
1261             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1262             percent_ = Percent;
1263         }*/
1264
1265         //[delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:Op.c_str()] waitUntilDone:YES];
1266         //[delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(Percent / 100)] waitUntilDone:YES];
1267     }
1268
1269   public:
1270     Progress() :
1271         delegate_(nil),
1272         percent_(0)
1273     {
1274     }
1275
1276     void setDelegate(id delegate) {
1277         delegate_ = delegate;
1278     }
1279
1280     id getDelegate() const {
1281         return delegate_;
1282     }
1283
1284     virtual void Done() {
1285         //NSLog(@"DONE");
1286         //[delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:1] waitUntilDone:YES];
1287     }
1288 };
1289 /* }}} */
1290
1291 /* Database Interface {{{ */
1292 typedef std::map< unsigned long, _H<Source> > SourceMap;
1293
1294 @interface Database : NSObject {
1295     NSZone *zone_;
1296     apr_pool_t *pool_;
1297
1298     unsigned era_;
1299
1300     pkgCacheFile cache_;
1301     pkgDepCache::Policy *policy_;
1302     pkgRecords *records_;
1303     pkgProblemResolver *resolver_;
1304     pkgAcquire *fetcher_;
1305     FileFd *lock_;
1306     SPtr<pkgPackageManager> manager_;
1307     pkgSourceList *list_;
1308
1309     SourceMap sourceMap_;
1310     NSMutableArray *sourceList_;
1311
1312     CFMutableArrayRef packages_;
1313
1314     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1315     Status status_;
1316     Progress progress_;
1317
1318     int cydiafd_;
1319     int statusfd_;
1320     FILE *input_;
1321
1322     std::map<const char *, _H<NSString> > sections_;
1323 }
1324
1325 + (Database *) sharedInstance;
1326 - (unsigned) era;
1327
1328 - (void) _readCydia:(NSNumber *)fd;
1329 - (void) _readStatus:(NSNumber *)fd;
1330 - (void) _readOutput:(NSNumber *)fd;
1331
1332 - (FILE *) input;
1333
1334 - (Package *) packageWithName:(NSString *)name;
1335
1336 - (pkgCacheFile &) cache;
1337 - (pkgDepCache::Policy *) policy;
1338 - (pkgRecords *) records;
1339 - (pkgProblemResolver *) resolver;
1340 - (pkgAcquire &) fetcher;
1341 - (pkgSourceList &) list;
1342 - (NSArray *) packages;
1343 - (NSArray *) sources;
1344 - (Source *) sourceWithKey:(NSString *)key;
1345 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1346
1347 - (void) configure;
1348 - (bool) prepare;
1349 - (void) perform;
1350 - (bool) upgrade;
1351 - (void) update;
1352
1353 - (void) updateWithStatus:(Status &)status;
1354
1355 - (void) setDelegate:(id)delegate;
1356 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1357
1358 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1359
1360 @end
1361 /* }}} */
1362 /* Delegate Helpers {{{ */
1363 @implementation NSObject (ProgressDelegate)
1364
1365 - (void) _setProgressErrorPackage:(NSArray *)args {
1366     [self performSelector:@selector(setProgressError:forPackage:)
1367         withObject:[args objectAtIndex:0]
1368         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1369     ];
1370 }
1371
1372 - (void) _setProgressErrorTitle:(NSArray *)args {
1373     [self performSelector:@selector(setProgressError:withTitle:)
1374         withObject:[args objectAtIndex:0]
1375         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1376     ];
1377 }
1378
1379 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1380     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1381         withObject:[NSArray arrayWithObjects:error, title, nil]
1382         waitUntilDone:YES
1383     ];
1384 }
1385
1386 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1387     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1388
1389     [self performSelector:@selector(setProgressError:withTitle:)
1390         withObject:error
1391         withObject:(package == nil ? id : [package name])
1392     ];
1393 }
1394
1395 @end
1396 /* }}} */
1397
1398 // Cytore Definitions {{{
1399 struct PackageValue :
1400     Cytore::Block
1401 {
1402     Cytore::Offset<PackageValue> next_;
1403
1404     uint32_t index_ : 23;
1405     uint32_t subscribed_ : 1;
1406     uint32_t : 8;
1407
1408     int32_t first_;
1409     int32_t last_;
1410
1411     uint16_t vhash_;
1412     uint16_t nhash_;
1413
1414     char version_[8];
1415     char name_[];
1416 };
1417
1418 struct MetaValue :
1419     Cytore::Block
1420 {
1421     uint32_t active_;
1422     Cytore::Offset<PackageValue> packages_[1 << 16];
1423 };
1424
1425 static Cytore::File<MetaValue> MetaFile_;
1426 // }}}
1427 // Cytore Helper Functions {{{
1428 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1429     SplitHash nhash = { hashlittle(name, length) };
1430
1431     PackageValue *metadata;
1432
1433     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1434     offset: if (offset->IsNull()) {
1435         *offset = MetaFile_.New<PackageValue>(length + 1);
1436         metadata = &MetaFile_.Get(*offset);
1437
1438         if (metadata == NULL) {
1439             if (fail != NULL)
1440                 *fail = true;
1441
1442             metadata = new PackageValue();
1443             memset(metadata, 0, sizeof(*metadata));
1444         }
1445
1446         memcpy(metadata->name_, name, length + 1);
1447         metadata->nhash_ = nhash.u16[1];
1448     } else {
1449         metadata = &MetaFile_.Get(*offset);
1450
1451         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1452             offset = &metadata->next_;
1453             goto offset;
1454         }
1455     }
1456
1457     return metadata;
1458 }
1459
1460 static void PackageImport(const void *key, const void *value, void *context) {
1461     bool &fail(*reinterpret_cast<bool *>(context));
1462
1463     char buffer[1024];
1464     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1465         NSLog(@"failed to import package %@", key);
1466         return;
1467     }
1468
1469     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1470     NSDictionary *package((NSDictionary *) value);
1471
1472     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1473         if ([subscribed boolValue] && !metadata->subscribed_)
1474             metadata->subscribed_ = true;
1475
1476     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1477         time_t time([date timeIntervalSince1970]);
1478         if (metadata->first_ > time || metadata->first_ == 0)
1479             metadata->first_ = time;
1480     }
1481
1482     NSDate *date([package objectForKey:@"LastSeen"]);
1483     NSString *version([package objectForKey:@"LastVersion"]);
1484
1485     if (date != nil && version != nil) {
1486         time_t time([date timeIntervalSince1970]);
1487         if (metadata->last_ < time || metadata->last_ == 0)
1488             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1489                 size_t length(strlen(buffer));
1490                 uint16_t vhash(hashlittle(buffer, length));
1491
1492                 size_t capped(std::min<size_t>(8, length));
1493                 char *latest(buffer + length - capped);
1494
1495                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1496                 metadata->vhash_ = vhash;
1497
1498                 metadata->last_ = time;
1499             }
1500     }
1501 }
1502 // }}}
1503
1504 /* Source Class {{{ */
1505 @interface Source : NSObject {
1506     CYString depiction_;
1507     CYString description_;
1508     CYString label_;
1509     CYString origin_;
1510     CYString support_;
1511
1512     CYString uri_;
1513     CYString distribution_;
1514     CYString type_;
1515     CYString version_;
1516
1517     NSString *host_;
1518     NSString *authority_;
1519
1520     CYString defaultIcon_;
1521
1522     NSDictionary *record_;
1523     BOOL trusted_;
1524 }
1525
1526 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1527
1528 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1529
1530 - (NSString *) depictionForPackage:(NSString *)package;
1531 - (NSString *) supportForPackage:(NSString *)package;
1532
1533 - (NSDictionary *) record;
1534 - (BOOL) trusted;
1535
1536 - (NSString *) uri;
1537 - (NSString *) distribution;
1538 - (NSString *) type;
1539 - (NSString *) key;
1540 - (NSString *) host;
1541
1542 - (NSString *) name;
1543 - (NSString *) description;
1544 - (NSString *) label;
1545 - (NSString *) origin;
1546 - (NSString *) version;
1547
1548 - (NSString *) defaultIcon;
1549
1550 @end
1551
1552 @implementation Source
1553
1554 - (void) _clear {
1555     uri_.clear();
1556     distribution_.clear();
1557     type_.clear();
1558
1559     description_.clear();
1560     label_.clear();
1561     origin_.clear();
1562     depiction_.clear();
1563     support_.clear();
1564     version_.clear();
1565     defaultIcon_.clear();
1566
1567     if (record_ != nil) {
1568         [record_ release];
1569         record_ = nil;
1570     }
1571
1572     if (host_ != nil) {
1573         [host_ release];
1574         host_ = nil;
1575     }
1576
1577     if (authority_ != nil) {
1578         [authority_ release];
1579         authority_ = nil;
1580     }
1581 }
1582
1583 - (void) dealloc {
1584     // XXX: this is a very inefficient way to call these deconstructors
1585     [self _clear];
1586     [super dealloc];
1587 }
1588
1589 + (NSArray *) _attributeKeys {
1590     return [NSArray arrayWithObjects:
1591         @"description",
1592         @"distribution",
1593         @"host",
1594         @"key",
1595         @"label",
1596         @"name",
1597         @"origin",
1598         @"trusted",
1599         @"type",
1600         @"uri",
1601         @"version",
1602     nil];
1603 }
1604
1605 - (NSArray *) attributeKeys {
1606     return [[self class] _attributeKeys];
1607 }
1608
1609 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1610     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1611 }
1612
1613 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1614     [self _clear];
1615
1616     trusted_ = index->IsTrusted();
1617
1618     uri_.set(pool, index->GetURI());
1619     distribution_.set(pool, index->GetDist());
1620     type_.set(pool, index->GetType());
1621
1622     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1623     if (dindex != NULL) {
1624         FileFd fd;
1625         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1626             _error->Discard();
1627         else {
1628             pkgTagFile tags(&fd);
1629
1630             pkgTagSection section;
1631             tags.Step(section);
1632
1633             struct {
1634                 const char *name_;
1635                 CYString *value_;
1636             } names[] = {
1637                 {"default-icon", &defaultIcon_},
1638                 {"depiction", &depiction_},
1639                 {"description", &description_},
1640                 {"label", &label_},
1641                 {"origin", &origin_},
1642                 {"support", &support_},
1643                 {"version", &version_},
1644             };
1645
1646             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1647                 const char *start, *end;
1648
1649                 if (section.Find(names[i].name_, start, end)) {
1650                     CYString &value(*names[i].value_);
1651                     value.set(pool, start, end - start);
1652                 }
1653             }
1654         }
1655     }
1656
1657     record_ = [Sources_ objectForKey:[self key]];
1658     if (record_ != nil)
1659         record_ = [record_ retain];
1660
1661     NSURL *url([NSURL URLWithString:uri_]);
1662
1663     host_ = [url host];
1664     if (host_ != nil)
1665         host_ = [[host_ lowercaseString] retain];
1666
1667     if (host_ != nil)
1668         authority_ = host_;
1669     else
1670         authority_ = [url path];
1671
1672     if (authority_ != nil)
1673         authority_ = [authority_ retain];
1674 }
1675
1676 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1677     if ((self = [super init]) != nil) {
1678         [self setMetaIndex:index inPool:pool];
1679     } return self;
1680 }
1681
1682 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1683     NSDictionary *lhr = [self record];
1684     NSDictionary *rhr = [source record];
1685
1686     if (lhr != rhr)
1687         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1688
1689     NSString *lhs = [self name];
1690     NSString *rhs = [source name];
1691
1692     if ([lhs length] != 0 && [rhs length] != 0) {
1693         unichar lhc = [lhs characterAtIndex:0];
1694         unichar rhc = [rhs characterAtIndex:0];
1695
1696         if (isalpha(lhc) && !isalpha(rhc))
1697             return NSOrderedAscending;
1698         else if (!isalpha(lhc) && isalpha(rhc))
1699             return NSOrderedDescending;
1700     }
1701
1702     return [lhs compare:rhs options:LaxCompareOptions_];
1703 }
1704
1705 - (NSString *) depictionForPackage:(NSString *)package {
1706     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1707 }
1708
1709 - (NSString *) supportForPackage:(NSString *)package {
1710     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1711 }
1712
1713 - (NSDictionary *) record {
1714     return record_;
1715 }
1716
1717 - (BOOL) trusted {
1718     return trusted_;
1719 }
1720
1721 - (NSString *) uri {
1722     return uri_;
1723 }
1724
1725 - (NSString *) distribution {
1726     return distribution_;
1727 }
1728
1729 - (NSString *) type {
1730     return type_;
1731 }
1732
1733 - (NSString *) key {
1734     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1735 }
1736
1737 - (NSString *) host {
1738     return host_;
1739 }
1740
1741 - (NSString *) name {
1742     return origin_.empty() ? authority_ : origin_;
1743 }
1744
1745 - (NSString *) description {
1746     return description_;
1747 }
1748
1749 - (NSString *) label {
1750     return label_.empty() ? authority_ : label_;
1751 }
1752
1753 - (NSString *) origin {
1754     return origin_;
1755 }
1756
1757 - (NSString *) version {
1758     return version_;
1759 }
1760
1761 - (NSString *) defaultIcon {
1762     return defaultIcon_;
1763 }
1764
1765 @end
1766 /* }}} */
1767 /* CydiaOperation Class {{{ */
1768 @interface CydiaOperation : NSObject {
1769     NSString *operator_;
1770     NSString *value_;
1771 }
1772
1773 - (NSString *) operator;
1774 - (NSString *) value;
1775
1776 @end
1777
1778 @implementation CydiaOperation
1779
1780 - (void) dealloc {
1781     [operator_ release];
1782     [value_ release];
1783     [super dealloc];
1784 }
1785
1786 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1787     if ((self = [super init]) != nil) {
1788         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1789         value_ = [[NSString alloc] initWithUTF8String:value];
1790     } return self;
1791 }
1792
1793 + (NSArray *) _attributeKeys {
1794     return [NSArray arrayWithObjects:
1795         @"operator",
1796         @"value",
1797     nil];
1798 }
1799
1800 - (NSArray *) attributeKeys {
1801     return [[self class] _attributeKeys];
1802 }
1803
1804 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1805     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1806 }
1807
1808 - (NSString *) operator {
1809     return operator_;
1810 }
1811
1812 - (NSString *) value {
1813     return value_;
1814 }
1815
1816 @end
1817 /* }}} */
1818 /* CydiaClause Class {{{ */
1819 @interface CydiaClause : NSObject {
1820     NSString *package_;
1821     CydiaOperation *version_;
1822 }
1823
1824 - (NSString *) package;
1825 - (CydiaOperation *) version;
1826
1827 @end
1828
1829 @implementation CydiaClause
1830
1831 - (void) dealloc {
1832     [package_ release];
1833     [version_ release];
1834     [super dealloc];
1835 }
1836
1837 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1838     if ((self = [super init]) != nil) {
1839         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1840
1841         if (const char *version = dep.TargetVer())
1842             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1843         else
1844             version_ = [[NSNull null] retain];
1845     } return self;
1846 }
1847
1848 + (NSArray *) _attributeKeys {
1849     return [NSArray arrayWithObjects:
1850         @"package",
1851         @"version",
1852     nil];
1853 }
1854
1855 - (NSArray *) attributeKeys {
1856     return [[self class] _attributeKeys];
1857 }
1858
1859 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1860     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1861 }
1862
1863 - (NSString *) package {
1864     return package_;
1865 }
1866
1867 - (CydiaOperation *) version {
1868     return version_;
1869 }
1870
1871 @end
1872 /* }}} */
1873 /* CydiaRelation Class {{{ */
1874 @interface CydiaRelation : NSObject {
1875     NSString *relationship_;
1876     NSMutableArray *clauses_;
1877 }
1878
1879 - (NSString *) relationship;
1880 - (NSArray *) clauses;
1881
1882 @end
1883
1884 @implementation CydiaRelation
1885
1886 - (void) dealloc {
1887     [relationship_ release];
1888     [clauses_ release];
1889     [super dealloc];
1890 }
1891
1892 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1893     if ((self = [super init]) != nil) {
1894         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1895         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1896
1897         pkgCache::DepIterator start;
1898         pkgCache::DepIterator end;
1899         dep.GlobOr(start, end); // ++dep
1900
1901         _forever {
1902             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1903
1904             // yes, seriously. (wtf?)
1905             if (start == end)
1906                 break;
1907             ++start;
1908         }
1909     } return self;
1910 }
1911
1912 + (NSArray *) _attributeKeys {
1913     return [NSArray arrayWithObjects:
1914         @"clauses",
1915         @"relationship",
1916     nil];
1917 }
1918
1919 - (NSArray *) attributeKeys {
1920     return [[self class] _attributeKeys];
1921 }
1922
1923 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1924     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1925 }
1926
1927 - (NSString *) relationship {
1928     return relationship_;
1929 }
1930
1931 - (NSArray *) clauses {
1932     return clauses_;
1933 }
1934
1935 - (void) addClause:(CydiaClause *)clause {
1936     [clauses_ addObject:clause];
1937 }
1938
1939 @end
1940 /* }}} */
1941 /* Package Class {{{ */
1942 struct ParsedPackage {
1943     CYString tagline_;
1944
1945     CYString icon_;
1946
1947     CYString depiction_;
1948     CYString homepage_;
1949
1950     CYString sponsor_;
1951     CYString author_;
1952
1953     CYString bugs_;
1954     CYString support_;
1955 };
1956
1957 @interface Package : NSObject {
1958     uint32_t era_ : 26;
1959     uint32_t role_ : 3;
1960     uint32_t essential_ : 1;
1961     uint32_t obsolete_ : 1;
1962     uint32_t ignored_ : 1;
1963
1964     apr_pool_t *pool_;
1965
1966     _transient Database *database_;
1967
1968     pkgCache::VerIterator version_;
1969     pkgCache::PkgIterator iterator_;
1970     pkgCache::VerFileIterator file_;
1971
1972     CYString id_;
1973     CYString name_;
1974
1975     CYString latest_;
1976     CYString installed_;
1977
1978     const char *section_;
1979     _transient NSString *section$_;
1980
1981     Source *source_;
1982
1983     PackageValue *metadata_;
1984     ParsedPackage *parsed_;
1985
1986     NSMutableArray *tags_;
1987 }
1988
1989 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1990 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1991
1992 - (pkgCache::PkgIterator) iterator;
1993 - (void) parse;
1994
1995 - (NSString *) section;
1996 - (NSString *) simpleSection;
1997
1998 - (NSString *) longSection;
1999 - (NSString *) shortSection;
2000
2001 - (NSString *) uri;
2002
2003 - (Address *) maintainer;
2004 - (size_t) size;
2005 - (NSString *) longDescription;
2006 - (NSString *) shortDescription;
2007 - (unichar) index;
2008
2009 - (PackageValue *) metadata;
2010 - (time_t) seen;
2011
2012 - (bool) subscribed;
2013 - (bool) setSubscribed:(bool)subscribed;
2014
2015 - (BOOL) ignored;
2016
2017 - (NSString *) latest;
2018 - (NSString *) installed;
2019 - (BOOL) uninstalled;
2020
2021 - (BOOL) valid;
2022 - (BOOL) upgradableAndEssential:(BOOL)essential;
2023 - (BOOL) essential;
2024 - (BOOL) broken;
2025 - (BOOL) unfiltered;
2026 - (BOOL) visible;
2027
2028 - (BOOL) half;
2029 - (BOOL) halfConfigured;
2030 - (BOOL) halfInstalled;
2031 - (BOOL) hasMode;
2032 - (NSString *) mode;
2033
2034 - (NSString *) id;
2035 - (NSString *) name;
2036 - (UIImage *) icon;
2037 - (NSString *) homepage;
2038 - (NSString *) depiction;
2039 - (Address *) author;
2040
2041 - (NSString *) support;
2042
2043 - (NSArray *) files;
2044 - (NSArray *) warnings;
2045 - (NSArray *) applications;
2046
2047 - (Source *) source;
2048
2049 - (BOOL) matches:(NSString *)text;
2050
2051 - (bool) hasSupportingRole;
2052 - (BOOL) hasTag:(NSString *)tag;
2053 - (NSString *) primaryPurpose;
2054 - (NSArray *) purposes;
2055 - (bool) isCommercial;
2056
2057 - (void) setIndex:(size_t)index;
2058
2059 - (CYString &) cyname;
2060
2061 - (uint32_t) compareBySection:(NSArray *)sections;
2062
2063 - (void) install;
2064 - (void) remove;
2065
2066 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2067 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2068 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2069 - (bool) isVisibleInSection:(NSString *)section;
2070 - (bool) isVisibleInSource:(Source *)source;
2071
2072 @end
2073
2074 uint32_t PackageChangesRadix(Package *self, void *) {
2075     union {
2076         uint32_t key;
2077
2078         struct {
2079             uint32_t timestamp : 30;
2080             uint32_t ignored : 1;
2081             uint32_t upgradable : 1;
2082         } bits;
2083     } value;
2084
2085     bool upgradable([self upgradableAndEssential:YES]);
2086     value.bits.upgradable = upgradable ? 1 : 0;
2087
2088     if (upgradable) {
2089         value.bits.timestamp = 0;
2090         value.bits.ignored = [self ignored] ? 0 : 1;
2091         value.bits.upgradable = 1;
2092     } else {
2093         value.bits.timestamp = [self seen] >> 2;
2094         value.bits.ignored = 0;
2095         value.bits.upgradable = 0;
2096     }
2097
2098     return _not(uint32_t) - value.key;
2099 }
2100
2101 uint32_t PackagePrefixRadix(Package *self, void *context) {
2102     size_t offset(reinterpret_cast<size_t>(context));
2103     CYString &name([self cyname]);
2104
2105     size_t size(name.size());
2106     if (size == 0)
2107         return 0;
2108     char *text(name.data());
2109
2110     size_t zeros;
2111     if (!isdigit(text[0]))
2112         zeros = 0;
2113     else {
2114         size_t digits(1);
2115         while (size != digits && isdigit(text[digits]))
2116             if (++digits == 4)
2117                 break;
2118         zeros = 4 - digits;
2119     }
2120
2121     uint8_t data[4];
2122
2123     if (offset == 0 && zeros != 0) {
2124         memset(data, '0', zeros);
2125         memcpy(data + zeros, text, 4 - zeros);
2126     } else {
2127         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2128         if (size <= offset - zeros)
2129             return 0;
2130
2131         text += offset - zeros;
2132         size -= offset - zeros;
2133
2134         if (size >= 4)
2135             memcpy(data, text, 4);
2136         else {
2137             memcpy(data, text, size);
2138             memset(data + size, 0, 4 - size);
2139         }
2140
2141         for (size_t i(0); i != 4; ++i)
2142             if (isalpha(data[i]))
2143                 data[i] |= 0x20;
2144     }
2145
2146     if (offset == 0)
2147         if (data[0] == '@')
2148             data[0] = 0x7f;
2149         else
2150             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2151
2152     /* XXX: ntohl may be more honest */
2153     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2154 }
2155
2156 CYString &(*PackageName)(Package *self, SEL sel);
2157
2158 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2159     _profile(PackageNameCompare)
2160         CYString &lhi(PackageName(lhs, @selector(cyname)));
2161         CYString &rhi(PackageName(rhs, @selector(cyname)));
2162         CFStringRef lhn(lhi), rhn(rhi);
2163
2164         if (lhn == NULL)
2165             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2166         else if (rhn == NULL)
2167             return NSOrderedDescending;
2168
2169         _profile(PackageNameCompare$NumbersLast)
2170             if (!lhi.empty() && !rhi.empty()) {
2171                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2172                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2173                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2174                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2175                     return lha ? NSOrderedAscending : NSOrderedDescending;
2176             }
2177         _end
2178
2179         CFIndex length = CFStringGetLength(lhn);
2180
2181         _profile(PackageNameCompare$Compare)
2182             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2183         _end
2184     _end
2185 }
2186
2187 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2188     return PackageNameCompare(*lhs, *rhs, context);
2189 }
2190
2191 struct PackageNameOrdering :
2192     std::binary_function<Package *, Package *, bool>
2193 {
2194     _finline bool operator ()(Package *lhs, Package *rhs) const {
2195         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2196     }
2197 };
2198
2199 @implementation Package
2200
2201 - (NSString *) description {
2202     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2203 }
2204
2205 - (void) dealloc {
2206     if (parsed_ != NULL)
2207         delete parsed_;
2208     if (source_ != nil)
2209         [source_ release];
2210     if (tags_ != nil)
2211         [tags_ release];
2212     [super dealloc];
2213 }
2214
2215 + (NSString *) webScriptNameForSelector:(SEL)selector {
2216     if (false);
2217     else if (selector == @selector(clear))
2218         return @"clear";
2219     else if (selector == @selector(hasTag:))
2220         return @"hasTag";
2221     else if (selector == @selector(install))
2222         return @"install";
2223     else if (selector == @selector(remove))
2224         return @"remove";
2225     else
2226         return nil;
2227 }
2228
2229 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2230     return [self webScriptNameForSelector:selector] == nil;
2231 }
2232
2233 + (NSArray *) _attributeKeys {
2234     return [NSArray arrayWithObjects:
2235         @"applications",
2236         @"author",
2237         @"depiction",
2238         @"essential",
2239         @"homepage",
2240         @"icon",
2241         @"id",
2242         @"installed",
2243         @"latest",
2244         @"longDescription",
2245         @"longSection",
2246         @"maintainer",
2247         @"mode",
2248         @"name",
2249         @"purposes",
2250         @"relations",
2251         @"section",
2252         @"shortDescription",
2253         @"shortSection",
2254         @"simpleSection",
2255         @"size",
2256         @"source",
2257         @"sponsor",
2258         @"support",
2259         @"warnings",
2260     nil];
2261 }
2262
2263 - (NSArray *) attributeKeys {
2264     return [[self class] _attributeKeys];
2265 }
2266
2267 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2268     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2269 }
2270
2271 - (NSArray *) relations {
2272 @synchronized (database_) {
2273     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2274     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2275         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2276     return relations;
2277 } }
2278
2279 - (void) parse {
2280     if (parsed_ != NULL)
2281         return;
2282 @synchronized (database_) {
2283     if ([database_ era] != era_ || file_.end())
2284         return;
2285
2286     ParsedPackage *parsed(new ParsedPackage);
2287     parsed_ = parsed;
2288
2289     _profile(Package$parse)
2290         pkgRecords::Parser *parser;
2291
2292         _profile(Package$parse$Lookup)
2293             parser = &[database_ records]->Lookup(file_);
2294         _end
2295
2296         CYString website;
2297
2298         _profile(Package$parse$Find)
2299             struct {
2300                 const char *name_;
2301                 CYString *value_;
2302             } names[] = {
2303                 {"icon", &parsed->icon_},
2304                 {"depiction", &parsed->depiction_},
2305                 {"homepage", &parsed->homepage_},
2306                 {"website", &website},
2307                 {"bugs", &parsed->bugs_},
2308                 {"support", &parsed->support_},
2309                 {"sponsor", &parsed->sponsor_},
2310                 {"author", &parsed->author_},
2311             };
2312
2313             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2314                 const char *start, *end;
2315
2316                 if (parser->Find(names[i].name_, start, end)) {
2317                     CYString &value(*names[i].value_);
2318                     _profile(Package$parse$Value)
2319                         value.set(pool_, start, end - start);
2320                     _end
2321                 }
2322             }
2323         _end
2324
2325         _profile(Package$parse$Tagline)
2326             const char *start, *end;
2327             if (parser->ShortDesc(start, end)) {
2328                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2329                 if (stop == NULL)
2330                     stop = end;
2331                 while (stop != start && stop[-1] == '\r')
2332                     --stop;
2333                 parsed->tagline_.set(pool_, start, stop - start);
2334             }
2335         _end
2336
2337         _profile(Package$parse$Retain)
2338             if (parsed->homepage_.empty())
2339                 parsed->homepage_ = website;
2340             if (parsed->homepage_ == parsed->depiction_)
2341                 parsed->homepage_.clear();
2342         _end
2343     _end
2344 } }
2345
2346 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2347     if ((self = [super init]) != nil) {
2348     _profile(Package$initWithVersion)
2349         pool_ = pool;
2350
2351         database_ = database;
2352         era_ = [database era];
2353
2354         version_ = version;
2355
2356         pkgCache::PkgIterator iterator(version.ParentPkg());
2357         iterator_ = iterator;
2358
2359         _profile(Package$initWithVersion$Version)
2360             if (!version_.end())
2361                 file_ = version_.FileList();
2362             else {
2363                 pkgCache &cache([database_ cache]);
2364                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2365             }
2366         _end
2367
2368         _profile(Package$initWithVersion$Cache)
2369             name_.set(NULL, iterator.Display());
2370
2371             latest_.set(NULL, StripVersion_(version_.VerStr()));
2372
2373             pkgCache::VerIterator current(iterator.CurrentVer());
2374             if (!current.end())
2375                 installed_.set(NULL, StripVersion_(current.VerStr()));
2376         _end
2377
2378         _profile(Package$initWithVersion$Tags)
2379             pkgCache::TagIterator tag(iterator.TagList());
2380             if (!tag.end()) {
2381                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2382                 do {
2383                     const char *name(tag.Name());
2384                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2385
2386                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2387                         if (strcmp(name + 6, "enduser") == 0)
2388                             role_ = 1;
2389                         else if (strcmp(name + 6, "hacker") == 0)
2390                             role_ = 2;
2391                         else if (strcmp(name + 6, "developer") == 0)
2392                             role_ = 3;
2393                         else if (strcmp(name + 6, "cydia") == 0)
2394                             role_ = 7;
2395                         else
2396                             role_ = 4;
2397                     }
2398
2399                     if (strncmp(name, "cydia::", 7) == 0) {
2400                         if (strcmp(name + 7, "essential") == 0)
2401                             essential_ = true;
2402                         else if (strcmp(name + 7, "obsolete") == 0)
2403                             obsolete_ = true;
2404                     }
2405
2406                     ++tag;
2407                 } while (!tag.end());
2408             }
2409         _end
2410
2411         _profile(Package$initWithVersion$Metadata)
2412             const char *mixed(iterator.Name());
2413             size_t size(strlen(mixed));
2414             char lower[size + 1];
2415
2416             for (size_t i(0); i != size; ++i)
2417                 lower[i] = mixed[i] | 0x20;
2418             lower[size] = '\0';
2419
2420             PackageValue *metadata(PackageFind(lower, size));
2421             metadata_ = metadata;
2422
2423             id_.set(NULL, metadata->name_, size);
2424
2425             const char *latest(version_.VerStr());
2426             size_t length(strlen(latest));
2427
2428             uint16_t vhash(hashlittle(latest, length));
2429
2430             size_t capped(std::min<size_t>(8, length));
2431             latest = latest + length - capped;
2432
2433             if (metadata->first_ == 0)
2434                 metadata->first_ = now_;
2435
2436             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2437                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2438                 metadata->vhash_ = vhash;
2439                 metadata->last_ = now_;
2440             } else if (metadata->last_ == 0)
2441                 metadata->last_ = metadata->first_;
2442         _end
2443
2444         _profile(Package$initWithVersion$Section)
2445             section_ = iterator.Section();
2446         _end
2447
2448         _profile(Package$initWithVersion$Flags)
2449             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2450             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2451         _end
2452     _end } return self;
2453 }
2454
2455 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2456     pkgCache::VerIterator version;
2457
2458     _profile(Package$packageWithIterator$GetCandidateVer)
2459         version = [database policy]->GetCandidateVer(iterator);
2460     _end
2461
2462     if (version.end())
2463         return nil;
2464
2465     Package *package;
2466
2467     _profile(Package$packageWithIterator$Allocate)
2468         package = [Package allocWithZone:zone];
2469     _end
2470
2471     _profile(Package$packageWithIterator$Initialize)
2472         package = [package
2473             initWithVersion:version
2474             withZone:zone
2475             inPool:pool
2476             database:database
2477         ];
2478     _end
2479
2480     _profile(Package$packageWithIterator$Autorelease)
2481         package = [package autorelease];
2482     _end
2483
2484     return package;
2485 }
2486
2487 - (pkgCache::PkgIterator) iterator {
2488     return iterator_;
2489 }
2490
2491 - (NSString *) section {
2492     if (section$_ == nil) {
2493         if (section_ == NULL)
2494             return nil;
2495
2496         _profile(Package$section$mappedSectionForPointer)
2497             section$_ = [database_ mappedSectionForPointer:section_];
2498         _end
2499     } return section$_;
2500 }
2501
2502 - (NSString *) simpleSection {
2503     if (NSString *section = [self section])
2504         return Simplify(section);
2505     else
2506         return nil;
2507 }
2508
2509 - (NSString *) longSection {
2510     return LocalizeSection([self section]);
2511 }
2512
2513 - (NSString *) shortSection {
2514     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2515 }
2516
2517 - (NSString *) uri {
2518     return nil;
2519 #if 0
2520     pkgIndexFile *index;
2521     pkgCache::PkgFileIterator file(file_.File());
2522     if (![database_ list].FindIndex(file, index))
2523         return nil;
2524     return [NSString stringWithUTF8String:iterator_->Path];
2525     //return [NSString stringWithUTF8String:file.Site()];
2526     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2527 #endif
2528 }
2529
2530 - (Address *) maintainer {
2531 @synchronized (database_) {
2532     if ([database_ era] != era_ || file_.end())
2533         return nil;
2534
2535     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2536     const std::string &maintainer(parser->Maintainer());
2537     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2538 } }
2539
2540 - (size_t) size {
2541 @synchronized (database_) {
2542     if ([database_ era] != era_ || version_.end())
2543         return 0;
2544
2545     return version_->InstalledSize;
2546 } }
2547
2548 - (NSString *) longDescription {
2549 @synchronized (database_) {
2550     if ([database_ era] != era_ || file_.end())
2551         return nil;
2552
2553     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2554     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2555
2556     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2557     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2558     if ([lines count] < 2)
2559         return nil;
2560
2561     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2562     for (size_t i(1), e([lines count]); i != e; ++i) {
2563         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2564         [trimmed addObject:trim];
2565     }
2566
2567     return [trimmed componentsJoinedByString:@"\n"];
2568 } }
2569
2570 - (NSString *) shortDescription {
2571     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2572 }
2573
2574 - (unichar) index {
2575     _profile(Package$index)
2576         CFStringRef name((CFStringRef) [self name]);
2577         if (CFStringGetLength(name) == 0)
2578             return '#';
2579         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2580         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2581             return '#';
2582         return toupper(character);
2583     _end
2584 }
2585
2586 - (PackageValue *) metadata {
2587     return metadata_;
2588 }
2589
2590 - (time_t) seen {
2591     PackageValue *metadata([self metadata]);
2592     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2593 }
2594
2595 - (bool) subscribed {
2596     return [self metadata]->subscribed_;
2597 }
2598
2599 - (bool) setSubscribed:(bool)subscribed {
2600     PackageValue *metadata([self metadata]);
2601     if (metadata->subscribed_ == subscribed)
2602         return false;
2603     metadata->subscribed_ = subscribed;
2604     return true;
2605 }
2606
2607 - (BOOL) ignored {
2608     return ignored_;
2609 }
2610
2611 - (NSString *) latest {
2612     return latest_;
2613 }
2614
2615 - (NSString *) installed {
2616     return installed_;
2617 }
2618
2619 - (BOOL) uninstalled {
2620     return installed_.empty();
2621 }
2622
2623 - (BOOL) valid {
2624     return !version_.end();
2625 }
2626
2627 - (BOOL) upgradableAndEssential:(BOOL)essential {
2628     _profile(Package$upgradableAndEssential)
2629         pkgCache::VerIterator current(iterator_.CurrentVer());
2630         if (current.end())
2631             return essential && essential_;
2632         else
2633             return !version_.end() && version_ != current;
2634     _end
2635 }
2636
2637 - (BOOL) essential {
2638     return essential_;
2639 }
2640
2641 - (BOOL) broken {
2642     return [database_ cache][iterator_].InstBroken();
2643 }
2644
2645 - (BOOL) unfiltered {
2646     _profile(Package$unfiltered$obsolete)
2647         if (_unlikely(obsolete_))
2648             return false;
2649     _end
2650
2651     _profile(Package$unfiltered$hasSupportingRole)
2652         if (_unlikely(![self hasSupportingRole]))
2653             return false;
2654     _end
2655
2656     return true;
2657 }
2658
2659 - (BOOL) visible {
2660     if (![self unfiltered])
2661         return false;
2662
2663     NSString *section;
2664
2665     _profile(Package$visible$section)
2666         section = [self section];
2667     _end
2668
2669     _profile(Package$visible$isSectionVisible)
2670         if (!isSectionVisible(section))
2671             return false;
2672     _end
2673
2674     return true;
2675 }
2676
2677 - (BOOL) half {
2678     unsigned char current(iterator_->CurrentState);
2679     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2680 }
2681
2682 - (BOOL) halfConfigured {
2683     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2684 }
2685
2686 - (BOOL) halfInstalled {
2687     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2688 }
2689
2690 - (BOOL) hasMode {
2691     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2692     return state.Mode != pkgDepCache::ModeKeep;
2693 }
2694
2695 - (NSString *) mode {
2696     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2697
2698     switch (state.Mode) {
2699         case pkgDepCache::ModeDelete:
2700             if ((state.iFlags & pkgDepCache::Purge) != 0)
2701                 return @"PURGE";
2702             else
2703                 return @"REMOVE";
2704         case pkgDepCache::ModeKeep:
2705             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2706                 return @"REINSTALL";
2707             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2708                 return nil;*/
2709             else
2710                 return nil;
2711         case pkgDepCache::ModeInstall:
2712             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2713                 return @"REINSTALL";
2714             else*/ switch (state.Status) {
2715                 case -1:
2716                     return @"DOWNGRADE";
2717                 case 0:
2718                     return @"INSTALL";
2719                 case 1:
2720                     return @"UPGRADE";
2721                 case 2:
2722                     return @"NEW_INSTALL";
2723                 _nodefault
2724             }
2725         _nodefault
2726     }
2727 }
2728
2729 - (NSString *) id {
2730     return id_;
2731 }
2732
2733 - (NSString *) name {
2734     return name_.empty() ? id_ : name_;
2735 }
2736
2737 - (UIImage *) icon {
2738     NSString *section = [self simpleSection];
2739
2740     UIImage *icon(nil);
2741     if (parsed_ != NULL)
2742         if (NSString *href = parsed_->icon_)
2743             if ([href hasPrefix:@"file:///"])
2744                 // XXX: correct escaping
2745                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2746     if (icon == nil) if (section != nil)
2747         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2748     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2749         if ([dicon hasPrefix:@"file:///"])
2750             // XXX: correct escaping
2751             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2752     if (icon == nil)
2753         icon = [UIImage applicationImageNamed:@"unknown.png"];
2754     return icon;
2755 }
2756
2757 - (NSString *) homepage {
2758     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2759 }
2760
2761 - (NSString *) depiction {
2762     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2763 }
2764
2765 - (Address *) sponsor {
2766     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2767 }
2768
2769 - (Address *) author {
2770     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2771 }
2772
2773 - (NSString *) support {
2774     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2775 }
2776
2777 - (NSArray *) files {
2778     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2779     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2780
2781     std::ifstream fin;
2782     fin.open([path UTF8String]);
2783     if (!fin.is_open())
2784         return nil;
2785
2786     std::string line;
2787     while (std::getline(fin, line))
2788         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2789
2790     return files;
2791 }
2792
2793 - (NSArray *) warnings {
2794     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2795     const char *name(iterator_.Name());
2796
2797     size_t length(strlen(name));
2798     if (length < 2) invalid:
2799         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2800     else for (size_t i(0); i != length; ++i)
2801         if (
2802             /* XXX: technically this is not allowed */
2803             (name[i] < 'A' || name[i] > 'Z') &&
2804             (name[i] < 'a' || name[i] > 'z') &&
2805             (name[i] < '0' || name[i] > '9') &&
2806             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2807         ) goto invalid;
2808
2809     if (strcmp(name, "cydia") != 0) {
2810         bool cydia = false;
2811         bool user = false;
2812         bool _private = false;
2813         bool stash = false;
2814
2815         bool repository = [[self section] isEqualToString:@"Repositories"];
2816
2817         if (NSArray *files = [self files])
2818             for (NSString *file in files)
2819                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2820                     cydia = true;
2821                 else if (!user && [file isEqualToString:@"/User"])
2822                     user = true;
2823                 else if (!_private && [file isEqualToString:@"/private"])
2824                     _private = true;
2825                 else if (!stash && [file isEqualToString:@"/var/stash"])
2826                     stash = true;
2827
2828         /* XXX: this is not sensitive enough. only some folders are valid. */
2829         if (cydia && !repository)
2830             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2831         if (user)
2832             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2833         if (_private)
2834             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2835         if (stash)
2836             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2837     }
2838
2839     return [warnings count] == 0 ? nil : warnings;
2840 }
2841
2842 - (NSArray *) applications {
2843     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2844
2845     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2846
2847     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2848     if (NSArray *files = [self files])
2849         for (NSString *file in files)
2850             if (application_r(file)) {
2851                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2852                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2853                 if ([id isEqualToString:me])
2854                     continue;
2855
2856                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2857                 if (display == nil)
2858                     display = application_r[1];
2859
2860                 NSString *bundle([file stringByDeletingLastPathComponent]);
2861                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2862                 if (icon == nil || [icon length] == 0)
2863                     icon = @"icon.png";
2864                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2865
2866                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2867                 [applications addObject:application];
2868
2869                 [application addObject:id];
2870                 [application addObject:display];
2871                 [application addObject:url];
2872             }
2873
2874     return [applications count] == 0 ? nil : applications;
2875 }
2876
2877 - (Source *) source {
2878     if (source_ == nil) {
2879         @synchronized (database_) {
2880             if ([database_ era] != era_ || file_.end())
2881                 source_ = (Source *) [NSNull null];
2882             else
2883                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2884         }
2885     }
2886
2887     return source_ == (Source *) [NSNull null] ? nil : source_;
2888 }
2889
2890 - (BOOL) matches:(NSString *)text {
2891     if (text == nil)
2892         return NO;
2893
2894     NSRange range;
2895
2896     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2897     if (range.location != NSNotFound)
2898         return YES;
2899
2900     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2901     if (range.location != NSNotFound)
2902         return YES;
2903
2904     [self parse];
2905
2906     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2907     if (range.location != NSNotFound)
2908         return YES;
2909
2910     return NO;
2911 }
2912
2913 - (bool) hasSupportingRole {
2914     if (role_ == 0)
2915         return true;
2916     if (role_ == 1)
2917         return true;
2918     if ([Role_ isEqualToString:@"User"])
2919         return false;
2920     if (role_ == 2)
2921         return true;
2922     if ([Role_ isEqualToString:@"Hacker"])
2923         return false;
2924     if (role_ == 3)
2925         return true;
2926     if ([Role_ isEqualToString:@"Developer"])
2927         return false;
2928     _assert(false);
2929 }
2930
2931 - (BOOL) hasTag:(NSString *)tag {
2932     return tags_ == nil ? NO : [tags_ containsObject:tag];
2933 }
2934
2935 - (NSString *) primaryPurpose {
2936     for (NSString *tag in tags_)
2937         if ([tag hasPrefix:@"purpose::"])
2938             return [tag substringFromIndex:9];
2939     return nil;
2940 }
2941
2942 - (NSArray *) purposes {
2943     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2944     for (NSString *tag in tags_)
2945         if ([tag hasPrefix:@"purpose::"])
2946             [purposes addObject:[tag substringFromIndex:9]];
2947     return [purposes count] == 0 ? nil : purposes;
2948 }
2949
2950 - (bool) isCommercial {
2951     return [self hasTag:@"cydia::commercial"];
2952 }
2953
2954 - (void) setIndex:(size_t)index {
2955     if (metadata_->index_ != index)
2956         metadata_->index_ = index;
2957 }
2958
2959 - (CYString &) cyname {
2960     return name_.empty() ? id_ : name_;
2961 }
2962
2963 - (uint32_t) compareBySection:(NSArray *)sections {
2964     NSString *section([self section]);
2965     for (size_t i(0), e([sections count]); i != e; ++i) {
2966         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2967             return i;
2968     }
2969
2970     return _not(uint32_t);
2971 }
2972
2973 - (void) clear {
2974 @synchronized (database_) {
2975     pkgProblemResolver *resolver = [database_ resolver];
2976     resolver->Clear(iterator_);
2977
2978     pkgCacheFile &cache([database_ cache]);
2979     cache->SetReInstall(iterator_, false);
2980     cache->MarkKeep(iterator_, false);
2981 } }
2982
2983 - (void) install {
2984 @synchronized (database_) {
2985     pkgProblemResolver *resolver = [database_ resolver];
2986     resolver->Clear(iterator_);
2987     resolver->Protect(iterator_);
2988
2989     pkgCacheFile &cache([database_ cache]);
2990     cache->SetReInstall(iterator_, false);
2991     cache->MarkInstall(iterator_, false);
2992
2993     pkgDepCache::StateCache &state((*cache)[iterator_]);
2994     if (!state.Install())
2995         cache->SetReInstall(iterator_, true);
2996 } }
2997
2998 - (void) remove {
2999 @synchronized (database_) {
3000     pkgProblemResolver *resolver = [database_ resolver];
3001     resolver->Clear(iterator_);
3002     resolver->Remove(iterator_);
3003     resolver->Protect(iterator_);
3004
3005     pkgCacheFile &cache([database_ cache]);
3006     cache->SetReInstall(iterator_, false);
3007     cache->MarkDelete(iterator_, true);
3008 } }
3009
3010 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3011     _profile(Package$isUnfilteredAndSearchedForBy)
3012         bool value(true);
3013
3014         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3015             value &= [self unfiltered];
3016         _end
3017
3018         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3019             value &= [self matches:search];
3020         _end
3021
3022         return value;
3023     _end
3024 }
3025
3026 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3027     if ([search length] == 0)
3028         return false;
3029
3030     _profile(Package$isUnfilteredAndSelectedForBy)
3031         bool value(true);
3032
3033         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3034             value &= [self unfiltered];
3035         _end
3036
3037         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3038             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3039         _end
3040
3041         return value;
3042     _end
3043 }
3044
3045 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3046     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3047 }
3048
3049 - (bool) isVisibleInSection:(NSString *)name {
3050     NSString *section([self section]);
3051
3052     return (
3053         name == nil ||
3054         section == nil && [name length] == 0 ||
3055         [name isEqualToString:section]
3056     ) && [self visible];
3057 }
3058
3059 - (bool) isVisibleInSource:(Source *)source {
3060     return [self source] == source && [self visible];
3061 }
3062
3063 @end
3064 /* }}} */
3065 /* Section Class {{{ */
3066 @interface Section : NSObject {
3067     NSString *name_;
3068     unichar index_;
3069     size_t row_;
3070     size_t count_;
3071     NSString *localized_;
3072 }
3073
3074 - (NSComparisonResult) compareByLocalized:(Section *)section;
3075 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3076 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3077 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3078 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3079 - (NSString *) name;
3080 - (unichar) index;
3081
3082 - (size_t) row;
3083 - (size_t) count;
3084
3085 - (void) addToRow;
3086 - (void) addToCount;
3087
3088 - (void) setCount:(size_t)count;
3089 - (NSString *) localized;
3090
3091 @end
3092
3093 @implementation Section
3094
3095 - (void) dealloc {
3096     [name_ release];
3097     if (localized_ != nil)
3098         [localized_ release];
3099     [super dealloc];
3100 }
3101
3102 - (NSComparisonResult) compareByLocalized:(Section *)section {
3103     NSString *lhs(localized_);
3104     NSString *rhs([section localized]);
3105
3106     /*if ([lhs length] != 0 && [rhs length] != 0) {
3107         unichar lhc = [lhs characterAtIndex:0];
3108         unichar rhc = [rhs characterAtIndex:0];
3109
3110         if (isalpha(lhc) && !isalpha(rhc))
3111             return NSOrderedAscending;
3112         else if (!isalpha(lhc) && isalpha(rhc))
3113             return NSOrderedDescending;
3114     }*/
3115
3116     return [lhs compare:rhs options:LaxCompareOptions_];
3117 }
3118
3119 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3120     if ((self = [self initWithName:name localize:NO]) != nil) {
3121         if (localized != nil)
3122             localized_ = [localized retain];
3123     } return self;
3124 }
3125
3126 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3127     return [self initWithName:name row:0 localize:localize];
3128 }
3129
3130 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3131     if ((self = [super init]) != nil) {
3132         name_ = [name retain];
3133         index_ = '\0';
3134         row_ = row;
3135         if (localize)
3136             localized_ = [LocalizeSection(name_) retain];
3137     } return self;
3138 }
3139
3140 /* XXX: localize the index thingees */
3141 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3142     if ((self = [super init]) != nil) {
3143         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3144         index_ = index;
3145         row_ = row;
3146     } return self;
3147 }
3148
3149 - (NSString *) name {
3150     return name_;
3151 }
3152
3153 - (unichar) index {
3154     return index_;
3155 }
3156
3157 - (size_t) row {
3158     return row_;
3159 }
3160
3161 - (size_t) count {
3162     return count_;
3163 }
3164
3165 - (void) addToRow {
3166     ++row_;
3167 }
3168
3169 - (void) addToCount {
3170     ++count_;
3171 }
3172
3173 - (void) setCount:(size_t)count {
3174     count_ = count;
3175 }
3176
3177 - (NSString *) localized {
3178     return localized_;
3179 }
3180
3181 @end
3182 /* }}} */
3183
3184 static NSString *Colon_;
3185 static NSString *Elision_;
3186 static NSString *Error_;
3187 static NSString *Warning_;
3188
3189 /* Database Implementation {{{ */
3190 @implementation Database
3191
3192 + (Database *) sharedInstance {
3193     static Database *instance;
3194     if (instance == nil)
3195         instance = [[Database alloc] init];
3196     return instance;
3197 }
3198
3199 - (unsigned) era {
3200     return era_;
3201 }
3202
3203 - (void) releasePackages {
3204     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3205     CFArrayRemoveAllValues(packages_);
3206 }
3207
3208 - (void) dealloc {
3209     // XXX: actually implement this thing
3210     _assert(false);
3211     [sourceList_ release];
3212     [self releasePackages];
3213     apr_pool_destroy(pool_);
3214     NSRecycleZone(zone_);
3215     [super dealloc];
3216 }
3217
3218 - (void) _readCydia:(NSNumber *)fd { _pooled
3219     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3220     std::istream is(&ib);
3221     std::string line;
3222
3223     static Pcre finish_r("^finish:([^:]*)$");
3224
3225     while (std::getline(is, line)) {
3226         const char *data(line.c_str());
3227         size_t size = line.size();
3228         lprintf("C:%s\n", data);
3229
3230         if (finish_r(data, size)) {
3231             NSString *finish = finish_r[1];
3232             int index = [Finishes_ indexOfObject:finish];
3233             if (index != INT_MAX && index > Finish_)
3234                 Finish_ = index;
3235         }
3236     }
3237
3238     _assume(false);
3239 }
3240
3241 - (void) _readStatus:(NSNumber *)fd { _pooled
3242     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3243     std::istream is(&ib);
3244     std::string line;
3245
3246     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3247     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3248
3249     while (std::getline(is, line)) {
3250         const char *data(line.c_str());
3251         size_t size(line.size());
3252         lprintf("S:%s\n", data);
3253
3254         if (conffile_r(data, size)) {
3255             [delegate_ setConfigurationData:conffile_r[1]];
3256         } else if (strncmp(data, "status: ", 8) == 0)
3257             [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:(data + 8)] waitUntilDone:YES];
3258         else if (pmstatus_r(data, size)) {
3259             std::string type([pmstatus_r[1] UTF8String]);
3260             NSString *id = pmstatus_r[2];
3261
3262             float percent([pmstatus_r[3] floatValue]);
3263             [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3264
3265             NSString *string = pmstatus_r[4];
3266
3267             if (type == "pmerror")
3268                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3269                     withObject:[NSArray arrayWithObjects:string, id, nil]
3270                     waitUntilDone:YES
3271                 ];
3272             else if (type == "pmstatus")
3273                 [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:string waitUntilDone:YES];
3274             else if (type == "pmconffile")
3275                 [delegate_ setConfigurationData:string];
3276             else
3277                 lprintf("E:unknown pmstatus\n");
3278         } else
3279             lprintf("E:unknown status\n");
3280     }
3281
3282     _assume(false);
3283 }
3284
3285 - (void) _readOutput:(NSNumber *)fd { _pooled
3286     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3287     std::istream is(&ib);
3288     std::string line;
3289
3290     while (std::getline(is, line)) {
3291         lprintf("O:%s\n", line.c_str());
3292         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3293     }
3294
3295     _assume(false);
3296 }
3297
3298 - (FILE *) input {
3299     return input_;
3300 }
3301
3302 - (Package *) packageWithName:(NSString *)name {
3303 @synchronized (self) {
3304     if (static_cast<pkgDepCache *>(cache_) == NULL)
3305         return nil;
3306     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3307     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3308 } }
3309
3310 - (id) init {
3311     if ((self = [super init]) != nil) {
3312         policy_ = NULL;
3313         records_ = NULL;
3314         resolver_ = NULL;
3315         fetcher_ = NULL;
3316         lock_ = NULL;
3317
3318         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3319         apr_pool_create(&pool_, NULL);
3320
3321         size_t capacity(MetaFile_->active_);
3322         if (capacity == 0)
3323             capacity = 16384;
3324         else
3325             capacity += 1024;
3326
3327         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3328         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3329
3330         int fds[2];
3331
3332         _assert(pipe(fds) != -1);
3333         cydiafd_ = fds[1];
3334
3335         _config->Set("APT::Keep-Fds::", cydiafd_);
3336         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3337
3338         [NSThread
3339             detachNewThreadSelector:@selector(_readCydia:)
3340             toTarget:self
3341             withObject:[NSNumber numberWithInt:fds[0]]
3342         ];
3343
3344         _assert(pipe(fds) != -1);
3345         statusfd_ = fds[1];
3346
3347         [NSThread
3348             detachNewThreadSelector:@selector(_readStatus:)
3349             toTarget:self
3350             withObject:[NSNumber numberWithInt:fds[0]]
3351         ];
3352
3353         _assert(pipe(fds) != -1);
3354         _assert(dup2(fds[0], 0) != -1);
3355         _assert(close(fds[0]) != -1);
3356
3357         input_ = fdopen(fds[1], "a");
3358
3359         _assert(pipe(fds) != -1);
3360         _assert(dup2(fds[1], 1) != -1);
3361         _assert(close(fds[1]) != -1);
3362
3363         [NSThread
3364             detachNewThreadSelector:@selector(_readOutput:)
3365             toTarget:self
3366             withObject:[NSNumber numberWithInt:fds[0]]
3367         ];
3368     } return self;
3369 }
3370
3371 - (pkgCacheFile &) cache {
3372     return cache_;
3373 }
3374
3375 - (pkgDepCache::Policy *) policy {
3376     return policy_;
3377 }
3378
3379 - (pkgRecords *) records {
3380     return records_;
3381 }
3382
3383 - (pkgProblemResolver *) resolver {
3384     return resolver_;
3385 }
3386
3387 - (pkgAcquire &) fetcher {
3388     return *fetcher_;
3389 }
3390
3391 - (pkgSourceList &) list {
3392     return *list_;
3393 }
3394
3395 - (NSArray *) packages {
3396     return (NSArray *) packages_;
3397 }
3398
3399 - (NSArray *) sources {
3400     return sourceList_;
3401 }
3402
3403 - (Source *) sourceWithKey:(NSString *)key {
3404     for (Source *source in [self sources]) {
3405         if ([[source key] isEqualToString:key])
3406             return source;
3407     } return nil;
3408 }
3409
3410 - (bool) popErrorWithTitle:(NSString *)title {
3411     bool fatal(false);
3412     std::string message;
3413
3414     while (!_error->empty()) {
3415         std::string error;
3416         bool warning(!_error->PopMessage(error));
3417         if (!warning)
3418             fatal = true;
3419         for (;;) {
3420             size_t size(error.size());
3421             if (size == 0 || error[size - 1] != '\n')
3422                 break;
3423             error.resize(size - 1);
3424         }
3425         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3426
3427         if (!message.empty())
3428             message += "\n\n";
3429         message += error;
3430     }
3431
3432     if (fatal && !message.empty())
3433         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3434
3435     return fatal;
3436 }
3437
3438 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3439     return [self popErrorWithTitle:title] || !success;
3440 }
3441
3442 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3443 @synchronized (self) {
3444     ++era_;
3445
3446     [self releasePackages];
3447
3448     sourceMap_.clear();
3449     [sourceList_ removeAllObjects];
3450
3451     _error->Discard();
3452
3453     delete list_;
3454     list_ = NULL;
3455     manager_ = NULL;
3456     delete lock_;
3457     lock_ = NULL;
3458     delete fetcher_;
3459     fetcher_ = NULL;
3460     delete resolver_;
3461     resolver_ = NULL;
3462     delete records_;
3463     records_ = NULL;
3464     delete policy_;
3465     policy_ = NULL;
3466
3467     cache_.Close();
3468
3469     apr_pool_clear(pool_);
3470
3471     NSRecycleZone(zone_);
3472     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3473
3474     int chk(creat("/tmp/cydia.chk", 0644));
3475     if (chk != -1)
3476         close(chk);
3477
3478     if (invocation != nil)
3479         [invocation invoke];
3480
3481     NSString *title(UCLocalize("DATABASE"));
3482
3483     _trace();
3484     while (!cache_.Open(progress_, true)) { pop:
3485         std::string error;
3486         bool warning(!_error->PopMessage(error));
3487         lprintf("cache_.Open():[%s]\n", error.c_str());
3488
3489         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3490             [delegate_ repairWithSelector:@selector(configure)];
3491         else if (error == "The package lists or status file could not be parsed or opened.")
3492             [delegate_ repairWithSelector:@selector(update)];
3493         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3494         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3495             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3496         // else if (error == "The list of sources could not be read.")
3497         else {
3498             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3499             return;
3500         }
3501
3502         if (warning)
3503             goto pop;
3504         _error->Discard();
3505     }
3506     _trace();
3507
3508     unlink("/tmp/cydia.chk");
3509
3510     now_ = [[NSDate date] timeIntervalSince1970];
3511
3512     policy_ = new pkgDepCache::Policy();
3513     records_ = new pkgRecords(cache_);
3514     resolver_ = new pkgProblemResolver(cache_);
3515     fetcher_ = new pkgAcquire(&status_);
3516     lock_ = NULL;
3517
3518     list_ = new pkgSourceList();
3519     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3520         return;
3521
3522     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3523         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3524         return;
3525     }
3526
3527     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3528         return;
3529
3530     if (cache_->BrokenCount() != 0) {
3531         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3532             return;
3533
3534         if (cache_->BrokenCount() != 0) {
3535             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3536             return;
3537         }
3538
3539         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3540             return;
3541     }
3542
3543     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3544         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3545         [sourceList_ addObject:object];
3546
3547         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3548         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3549             // XXX: this could be more intelligent
3550             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3551                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3552                 if (!cached.end())
3553                     sourceMap_[cached->ID] = object;
3554             }
3555     }
3556
3557     {
3558         /*std::vector<Package *> packages;
3559         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3560         [packages_ release];
3561         packages_ = nil;*/
3562
3563         _trace();
3564
3565         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3566             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3567                 //packages.push_back(package);
3568                 CFArrayAppendValue(packages_, [package retain]);
3569
3570         _trace();
3571
3572         /*if (packages.empty())
3573             packages_ = [[NSArray alloc] init];
3574         else
3575             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3576         _trace();*/
3577
3578         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3579         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3580         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3581
3582         /*_trace();
3583         PrintTimes();
3584         _trace();*/
3585
3586         _trace();
3587
3588         /*if (!packages.empty())
3589             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3590         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3591
3592         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3593
3594         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3595
3596         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3597
3598         _trace();
3599
3600         size_t count(CFArrayGetCount(packages_));
3601         MetaFile_->active_ = count;
3602
3603         for (size_t index(0); index != count; ++index)
3604             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3605
3606         _trace();
3607     }
3608 } } CYPoolEnd() _trace(); }
3609
3610 - (void) clear {
3611 @synchronized (self) {
3612     delete resolver_;
3613     resolver_ = new pkgProblemResolver(cache_);
3614
3615     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3616         if (!cache_[iterator].Keep())
3617             cache_->MarkKeep(iterator, false);
3618         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3619             cache_->SetReInstall(iterator, false);
3620 } }
3621
3622 - (void) configure {
3623     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3624     _trace();
3625     system([dpkg UTF8String]);
3626     _trace();
3627 }
3628
3629 - (bool) clean {
3630     // XXX: I don't remember this condition
3631     if (lock_ != NULL)
3632         return false;
3633
3634     FileFd Lock;
3635     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3636
3637     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3638
3639     if ([self popErrorWithTitle:title])
3640         return false;
3641
3642     pkgAcquire fetcher;
3643     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3644
3645     class LogCleaner :
3646         public pkgArchiveCleaner
3647     {
3648       protected:
3649         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3650             unlink(File);
3651         }
3652     } cleaner;
3653
3654     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3655         return false;
3656
3657     return true;
3658 }
3659
3660 - (bool) prepare {
3661     fetcher_->Shutdown();
3662
3663     pkgRecords records(cache_);
3664
3665     lock_ = new FileFd();
3666     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3667
3668     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3669
3670     if ([self popErrorWithTitle:title])
3671         return false;
3672
3673     pkgSourceList list;
3674     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3675         return false;
3676
3677     manager_ = (_system->CreatePM(cache_));
3678     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3679         return false;
3680
3681     return true;
3682 }
3683
3684 - (void) perform {
3685     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3686
3687     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3688         pkgSourceList list;
3689         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3690             return;
3691         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3692             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3693     }
3694
3695     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3696         _trace();
3697         return;
3698     }
3699
3700     [CydiaApp retainNetworkActivityIndicator];
3701
3702     bool failed = false;
3703     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3704         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3705             continue;
3706         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3707             continue;
3708
3709         std::string uri = (*item)->DescURI();
3710         std::string error = (*item)->ErrorText;
3711
3712         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3713         failed = true;
3714
3715         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3716             withObject:[NSArray arrayWithObjects:
3717                 [NSString stringWithUTF8String:error.c_str()],
3718             nil]
3719             waitUntilDone:YES
3720         ];
3721     }
3722
3723     [CydiaApp releaseNetworkActivityIndicator];
3724
3725     if (failed) {
3726         _trace();
3727         return;
3728     }
3729
3730     _system->UnLock();
3731     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3732
3733     if (_error->PendingError()) {
3734         _trace();
3735         return;
3736     }
3737
3738     if (result == pkgPackageManager::Failed) {
3739         _trace();
3740         return;
3741     }
3742
3743     if (result != pkgPackageManager::Completed) {
3744         _trace();
3745         return;
3746     }
3747
3748     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3749         pkgSourceList list;
3750         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3751             return;
3752         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3753             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3754     }
3755
3756     if (![before isEqualToArray:after])
3757         [self update];
3758 }
3759
3760 - (bool) upgrade {
3761     NSString *title(UCLocalize("UPGRADE"));
3762     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3763         return false;
3764     return true;
3765 }
3766
3767 - (void) update {
3768     [self updateWithStatus:status_];
3769 }
3770
3771 - (void) updateWithStatus:(Status &)status {
3772     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3773     NSString *title(UCLocalize("REFRESHING_DATA"));
3774
3775     pkgSourceList list;
3776     if (!list.ReadMainList())
3777         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3778
3779     FileFd lock;
3780     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3781     if ([self popErrorWithTitle:title])
3782         return;
3783
3784     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3785         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3786         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3787
3788     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3789     Changed_ = true;
3790 }
3791
3792 - (void) setDelegate:(id)delegate {
3793     delegate_ = delegate;
3794     status_.setDelegate(delegate);
3795     progress_.setDelegate(delegate);
3796 }
3797
3798 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3799     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3800     return i == sourceMap_.end() ? nil : i->second;
3801 }
3802
3803 - (NSString *) mappedSectionForPointer:(const char *)section {
3804     _H<NSString> *mapped;
3805
3806     _profile(Database$mappedSectionForPointer$Cache)
3807         mapped = &sections_[section];
3808     _end
3809
3810     if (*mapped == NULL) {
3811         size_t length(strlen(section));
3812         char spaced[length + 1];
3813
3814         _profile(Database$mappedSectionForPointer$Replace)
3815             for (size_t index(0); index != length; ++index)
3816                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3817             spaced[length] = '\0';
3818         _end
3819
3820         NSString *string;
3821
3822         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3823             string = [NSString stringWithUTF8String:spaced];
3824         _end
3825
3826         _profile(Database$mappedSectionForPointer$Map)
3827             string = [SectionMap_ objectForKey:string] ?: string;
3828         _end
3829
3830         *mapped = string;
3831     } return *mapped;
3832 }
3833
3834 @end
3835 /* }}} */
3836
3837 /* Web Scripting {{{ */
3838 @interface CydiaObject : NSObject {
3839     id indirect_;
3840     _transient id delegate_;
3841 }
3842
3843 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3844
3845 @end
3846
3847 @implementation CydiaObject
3848
3849 - (void) dealloc {
3850     [indirect_ release];
3851     [super dealloc];
3852 }
3853
3854 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3855     if ((self = [super init]) != nil) {
3856         indirect_ = [indirect retain];
3857     } return self;
3858 }
3859
3860 - (void) setDelegate:(id)delegate {
3861     delegate_ = delegate;
3862 }
3863
3864 + (NSArray *) _attributeKeys {
3865     return [NSArray arrayWithObjects:
3866         @"device",
3867         @"ecid",
3868         @"model",
3869         @"plmn",
3870         @"role",
3871         @"serial",
3872     nil];
3873 }
3874
3875 - (NSArray *) attributeKeys {
3876     return [[self class] _attributeKeys];
3877 }
3878
3879 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3880     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3881 }
3882
3883 - (NSString *) device {
3884     return [[UIDevice currentDevice] uniqueIdentifier];
3885 }
3886
3887 - (NSString *) plmn {
3888     return PLMN_;
3889 }
3890
3891 - (NSString *) ecid {
3892     return ChipID_;
3893 }
3894
3895 - (NSString *) serial {
3896     return SerialNumber_;
3897 }
3898
3899 - (NSString *) role {
3900     return Role_;
3901 }
3902
3903 - (NSString *) model {
3904     return [NSString stringWithUTF8String:Machine_];
3905 }
3906
3907 + (NSString *) webScriptNameForSelector:(SEL)selector {
3908     if (false);
3909     else if (selector == @selector(addTrivialSource:))
3910         return @"addTrivialSource";
3911     else if (selector == @selector(close))
3912         return @"close";
3913     else if (selector == @selector(du:))
3914         return @"du";
3915     else if (selector == @selector(stringWithFormat:arguments:))
3916         return @"format";
3917     else if (selector == @selector(getAllSources))
3918         return @"getAllSourcs";
3919     else if (selector == @selector(getKernelNumber:))
3920         return @"getKernelNumber";
3921     else if (selector == @selector(getKernelString:))
3922         return @"getKernelString";
3923     else if (selector == @selector(getInstalledPackages))
3924         return @"getInstalledPackages";
3925     else if (selector == @selector(getPackageById:))
3926         return @"getPackageById";
3927     else if (selector == @selector(installPackages:))
3928         return @"installPackages";
3929     else if (selector == @selector(localizedStringForKey:value:table:))
3930         return @"localize";
3931     else if (selector == @selector(refreshSources))
3932         return @"refreshSources";
3933     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3934         return @"setButtonImage";
3935     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3936         return @"setButtonTitle";
3937     else if (selector == @selector(setPopupHook:))
3938         return @"setPopupHook";
3939     else if (selector == @selector(setToken:))
3940         return @"setToken";
3941     else if (selector == @selector(setViewportWidth:))
3942         return @"setViewportWidth";
3943     else if (selector == @selector(statfs:))
3944         return @"statfs";
3945     else if (selector == @selector(supports:))
3946         return @"supports";
3947     else
3948         return nil;
3949 }
3950
3951 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3952     return [self webScriptNameForSelector:selector] == nil;
3953 }
3954
3955 - (BOOL) supports:(NSString *)feature {
3956     return [feature isEqualToString:@"window.open"];
3957 }
3958
3959 - (NSNumber *) getKernelNumber:(NSString *)name {
3960     const char *string([name UTF8String]);
3961
3962     size_t size;
3963     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3964         return (id) [NSNull null];
3965
3966     if (size != sizeof(int))
3967         return (id) [NSNull null];
3968
3969     int value;
3970     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3971         return (id) [NSNull null];
3972
3973     return [NSNumber numberWithInt:value];
3974 }
3975
3976 - (NSString *) getKernelString:(NSString *)name {
3977     const char *string([name UTF8String]);
3978
3979     size_t size;
3980     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3981         return (id) [NSNull null];
3982
3983     char value[size + 1];
3984     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3985         return (id) [NSNull null];
3986
3987     // XXX: just in case you request something ludicrous
3988     value[size] = '\0';
3989
3990     return [NSString stringWithCString:value];
3991 }
3992
3993 - (void) addTrivialSource:(NSString *)href {
3994     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3995 }
3996
3997 - (void) refreshSources {
3998     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
3999 }
4000
4001 - (NSArray *) getAllSources {
4002     return [[Database sharedInstance] sources];
4003 }
4004
4005 - (NSArray *) getInstalledPackages {
4006     NSArray *packages([[Database sharedInstance] packages]);
4007     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4008     for (Package *package in packages)
4009         if ([package installed] != nil)
4010             [installed addObject:package];
4011     return installed;
4012 }
4013
4014 - (Package *) getPackageById:(NSString *)id {
4015     Package *package([[Database sharedInstance] packageWithName:id]);
4016     [package parse];
4017     return package;
4018 }
4019
4020 - (NSArray *) statfs:(NSString *)path {
4021     struct statfs stat;
4022
4023     if (path == nil || statfs([path UTF8String], &stat) == -1)
4024         return nil;
4025
4026     return [NSArray arrayWithObjects:
4027         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4028         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4029         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4030     nil];
4031 }
4032
4033 - (NSNumber *) du:(NSString *)path {
4034     NSNumber *value(nil);
4035
4036     int fds[2];
4037     _assert(pipe(fds) != -1);
4038
4039     pid_t pid(ExecFork());
4040     if (pid == 0) {
4041         _assert(dup2(fds[1], 1) != -1);
4042         _assert(close(fds[0]) != -1);
4043         _assert(close(fds[1]) != -1);
4044         /* XXX: this should probably not use du */
4045         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4046         exit(1);
4047         _assert(false);
4048     }
4049
4050     _assert(close(fds[1]) != -1);
4051
4052     if (FILE *du = fdopen(fds[0], "r")) {
4053         char line[1024];
4054         while (fgets(line, sizeof(line), du) != NULL) {
4055             size_t length(strlen(line));
4056             while (length != 0 && line[length - 1] == '\n')
4057                 line[--length] = '\0';
4058             if (char *tab = strchr(line, '\t')) {
4059                 *tab = '\0';
4060                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4061             }
4062         }
4063
4064         fclose(du);
4065     } else _assert(close(fds[0]));
4066
4067     int status;
4068   wait:
4069     if (waitpid(pid, &status, 0) == -1)
4070         if (errno == EINTR)
4071             goto wait;
4072         else _assert(false);
4073
4074     return value;
4075 }
4076
4077 - (void) close {
4078     [indirect_ close];
4079 }
4080
4081 - (void) installPackages:(NSArray *)packages {
4082     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4083 }
4084
4085 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4086     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4087 }
4088
4089 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4090     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4091 }
4092
4093 - (void) setToken:(NSString *)token {
4094     if (Token_ != nil)
4095         [Token_ release];
4096     Token_ = [token retain];
4097
4098     [Metadata_ setObject:Token_ forKey:@"Token"];
4099     Changed_ = true;
4100 }
4101
4102 - (void) setPopupHook:(id)function {
4103     [indirect_ setPopupHook:function];
4104 }
4105
4106 - (void) setViewportWidth:(float)width {
4107     [indirect_ setViewportWidth:width];
4108 }
4109
4110 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4111     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4112     unsigned count([arguments count]);
4113     id values[count];
4114     for (unsigned i(0); i != count; ++i)
4115         values[i] = [arguments objectAtIndex:i];
4116     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4117 }
4118
4119 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4120     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4121         value = nil;
4122     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4123         table = nil;
4124     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4125 }
4126
4127 @end
4128 /* }}} */
4129
4130 /* @ Loading... Indicator {{{ */
4131 @interface CYLoadingIndicator : UIView {
4132     UIActivityIndicatorView *spinner_;
4133     UILabel *label_;
4134     UIView *container_;
4135 }
4136
4137 @property (readonly, nonatomic) UILabel *label;
4138 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4139
4140 @end
4141
4142 @implementation CYLoadingIndicator
4143
4144 - (id) initWithFrame:(CGRect)frame {
4145     if ((self = [super initWithFrame:frame]) != nil) {
4146         container_ = [[[UIView alloc] init] autorelease];
4147         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4148
4149         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4150         [spinner_ startAnimating];
4151         [container_ addSubview:spinner_];
4152
4153         label_ = [[[UILabel alloc] init] autorelease];
4154         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4155         [label_ setBackgroundColor:[UIColor clearColor]];
4156         [label_ setTextColor:[UIColor blackColor]];
4157         [label_ setShadowColor:[UIColor whiteColor]];
4158         [label_ setShadowOffset:CGSizeMake(0, 1)];
4159         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4160         [container_ addSubview:label_];
4161
4162         CGSize viewsize = frame.size;
4163         CGSize spinnersize = [spinner_ bounds].size;
4164         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4165         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4166
4167         CGRect containrect = {
4168             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4169             CGSizeMake(bothwidth, spinnersize.height)
4170         };
4171         CGRect textrect = {
4172             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4173             textsize
4174         };
4175         CGRect spinrect = {
4176             CGPointZero,
4177             spinnersize
4178         };
4179
4180         [container_ setFrame:containrect];
4181         [spinner_ setFrame:spinrect];
4182         [label_ setFrame:textrect];
4183         [self addSubview:container_];
4184     } return self;
4185 }
4186
4187 - (UILabel *) label {
4188     return label_;
4189 }
4190
4191 - (UIActivityIndicatorView *) activityIndicatorView {
4192     return spinner_;
4193 }
4194
4195 @end
4196 /* }}} */
4197 /* Emulated Loading Controller {{{ */
4198 @interface CYEmulatedLoadingController : CYViewController <
4199     ProgressDelegate,
4200     ConfigurationDelegate
4201 > {
4202     _transient Database *database_;
4203     CYLoadingIndicator *indicator_;
4204     UITabBar *tabbar_;
4205     UINavigationBar *navbar_;
4206 }
4207
4208 @end
4209
4210 @implementation CYEmulatedLoadingController
4211
4212 - (void) dealloc {
4213     [self releaseSubviews];
4214     [database_ setDelegate:nil];
4215
4216     [super dealloc];
4217 }
4218
4219 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4220     CYAlertView *sheet([[[CYAlertView alloc]
4221         initWithTitle:title
4222         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4223         defaultButtonIndex:0
4224     ] autorelease]);
4225
4226     [sheet setMessage:error];
4227     [sheet yieldToPopupAlertAnimated:YES];
4228     [sheet dismiss];
4229 }
4230
4231 - (void) setProgressTitle:(NSString *)title { }
4232 - (void) setProgressPercent:(NSNumber *)percent { }
4233 - (void) startProgress { }
4234 - (void) addProgressOutput:(NSString *)output { }
4235 - (bool) isCancelling:(size_t)received { return NO; }
4236 - (void) setConfigurationData:(NSString *)data { }
4237
4238 - (void) repairWithSelector:(SEL)selector {
4239     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4240     [database_ performSelector:selector];
4241     sleep(10);
4242     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4243 }
4244
4245 - (id) initWithDatabase:(Database *)database {
4246     if ((self = [super init]) != nil) {
4247         database_ = database;
4248         [database_ setDelegate:self];
4249     } return self;
4250 }
4251
4252 - (void) loadView {
4253     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4254     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4255
4256     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4257     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4258     [[self view] addSubview:indicator_];
4259
4260     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4261     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4262     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4263     [[self view] addSubview:tabbar_];
4264
4265     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4266     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4267     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4268     [[self view] addSubview:navbar_];
4269 }
4270
4271 - (void) releaseSubviews {
4272     [indicator_ release];
4273     indicator_ = nil;
4274
4275     [tabbar_ release];
4276     tabbar_ = nil;
4277
4278     [navbar_ release];
4279     navbar_ = nil;
4280 }
4281
4282 @end
4283 /* }}} */
4284
4285 /* Cydia Browser Controller {{{ */
4286 @interface CYBrowserController : BrowserController {
4287     CydiaObject *cydia_;
4288 }
4289
4290 @end
4291
4292 @implementation CYBrowserController
4293
4294 - (void) dealloc {
4295     [cydia_ release];
4296     [super dealloc];
4297 }
4298
4299 - (NSURL *) navigationURL {
4300     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4301 }
4302
4303 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4304 }
4305
4306 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4307     [super webView:view didClearWindowObject:window forFrame:frame];
4308
4309     WebDataSource *source([frame dataSource]);
4310     NSURLResponse *response([source response]);
4311
4312     NSURL *url([response URL]);
4313     NSString *scheme([url scheme]);
4314     NSString *host([url host]);
4315
4316     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4317         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4318         NSDictionary *headers([http allHeaderFields]);
4319         [self setHeaders:headers forHost:host];
4320     }
4321
4322     if (
4323         [host isEqualToString:@"cydia.saurik.com"] ||
4324         [host hasSuffix:@".cydia.saurik.com"] ||
4325         [scheme isEqualToString:@"file"]
4326     )
4327         [window setValue:cydia_ forKey:@"cydia"];
4328 }
4329
4330 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4331     if (System_ != NULL)
4332         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4333     if (Machine_ != NULL)
4334         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4335     if (Token_ != nil)
4336         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4337     if (Role_ != nil)
4338         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4339 }
4340
4341 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4342     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4343     [self _setMoreHeaders:copy];
4344     return copy;
4345 }
4346
4347 - (void) setDelegate:(id)delegate {
4348     [super setDelegate:delegate];
4349     [cydia_ setDelegate:delegate];
4350 }
4351
4352 - (id) init {
4353     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4354         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4355
4356         WebView *webview([[webview_ _documentView] webView]);
4357
4358         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4359
4360         NSString *application = package == nil ? @"Cydia" : [NSString
4361             stringWithFormat:@"Cydia/%@",
4362             [package installed]
4363         ];
4364
4365         if (Safari_ != nil)
4366             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4367         if (Build_ != nil)
4368             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4369         if (Product_ != nil)
4370             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4371
4372         [webview setApplicationNameForUserAgent:application];
4373     } return self;
4374 }
4375
4376 @end
4377 /* }}} */
4378
4379 // CydiaScript {{{
4380 @interface NSObject (CydiaScript)
4381 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4382 @end
4383
4384 @implementation NSObject (CydiaScript)
4385
4386 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4387     return self;
4388 }
4389
4390 @end
4391
4392 @implementation NSArray (CydiaScript)
4393
4394 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4395     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4396     for (size_t i(0), e([self count]); i != e; ++i)
4397         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4398     return object;
4399 }
4400
4401 @end
4402
4403 @implementation NSDictionary (CydiaScript)
4404
4405 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4406     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4407     for (id i in self)
4408         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4409     return object;
4410 }
4411
4412 @end
4413 // }}}
4414
4415 /* Confirmation Controller {{{ */
4416 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4417     if (!iterator.end())
4418         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4419             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4420                 continue;
4421             pkgCache::PkgIterator package(dep.TargetPkg());
4422             if (package.end())
4423                 continue;
4424             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4425                 return true;
4426         }
4427
4428     return false;
4429 }
4430
4431 @protocol ConfirmationControllerDelegate
4432 - (void) cancelAndClear:(bool)clear;
4433 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4434 - (void) queue;
4435 @end
4436
4437 @interface ConfirmationController : CYBrowserController {
4438     _transient Database *database_;
4439
4440     UIAlertView *essential_;
4441
4442     NSDictionary *changes_;
4443     NSMutableArray *issues_;
4444     NSDictionary *sizes_;
4445
4446     BOOL substrate_;
4447 }
4448
4449 - (id) initWithDatabase:(Database *)database;
4450
4451 @end
4452
4453 @implementation ConfirmationController
4454
4455 - (void) dealloc {
4456     [changes_ release];
4457     [issues_ release];
4458     [sizes_ release];
4459
4460     if (essential_ != nil)
4461         [essential_ release];
4462
4463     [super dealloc];
4464 }
4465
4466 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4467     NSString *context([alert context]);
4468
4469     if ([context isEqualToString:@"remove"]) {
4470         if (button == [alert cancelButtonIndex]) {
4471             [self dismissModalViewControllerAnimated:YES];
4472         } else if (button == [alert firstOtherButtonIndex]) {
4473             if (substrate_)
4474                 Finish_ = 2;
4475             [delegate_ confirmWithNavigationController:[self navigationController]];
4476         }
4477
4478         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4479     } else if ([context isEqualToString:@"unable"]) {
4480         [self dismissModalViewControllerAnimated:YES];
4481         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4482     } else {
4483         [super alertView:alert clickedButtonAtIndex:button];
4484     }
4485 }
4486
4487 - (void) _doContinue {
4488     [self dismissModalViewControllerAnimated:YES];
4489     [delegate_ cancelAndClear:NO];
4490 }
4491
4492 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4493     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4494     return nil;
4495 }
4496
4497 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4498     [super webView:view didClearWindowObject:window forFrame:frame];
4499
4500     [window setValue:[changes_ Cydia$webScriptObjectInContext:window] forKey:@"changes"];
4501     [window setValue:[issues_ Cydia$webScriptObjectInContext:window] forKey:@"issues"];
4502     [window setValue:[sizes_ Cydia$webScriptObjectInContext:window] forKey:@"sizes"];
4503
4504     [window setValue:self forKey:@"queue"];
4505 }
4506
4507 - (id) initWithDatabase:(Database *)database {
4508     if ((self = [super init]) != nil) {
4509         database_ = database;
4510
4511         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4512         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4513         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4514         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4515         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4516
4517         bool remove(false);
4518
4519         pkgCacheFile &cache([database_ cache]);
4520         NSArray *packages([database_ packages]);
4521         pkgDepCache::Policy *policy([database_ policy]);
4522
4523         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4524
4525         for (Package *package in packages) {
4526             pkgCache::PkgIterator iterator([package iterator]);
4527             NSString *name([package id]);
4528
4529             if ([package broken]) {
4530                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4531
4532                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4533                     name, @"package",
4534                     reasons, @"reasons",
4535                 nil]];
4536
4537                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4538                 if (ver.end())
4539                     continue;
4540
4541                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4542                     pkgCache::DepIterator start;
4543                     pkgCache::DepIterator end;
4544                     dep.GlobOr(start, end); // ++dep
4545
4546                     if (!cache->IsImportantDep(end))
4547                         continue;
4548                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4549                         continue;
4550
4551                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4552
4553                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4554                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4555                         clauses, @"clauses",
4556                     nil]];
4557
4558                     _forever {
4559                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4560
4561                         pkgCache::PkgIterator target(start.TargetPkg());
4562                         if (target->ProvidesList != 0)
4563                             reason = @"missing";
4564                         else {
4565                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4566                             if (!ver.end()) {
4567                                 reason = @"installed";
4568                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4569                             } else if (!cache[target].CandidateVerIter(cache).end())
4570                                 reason = @"uninstalled";
4571                             else if (target->ProvidesList == 0)
4572                                 reason = @"uninstallable";
4573                             else
4574                                 reason = @"virtual";
4575                         }
4576
4577                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4578                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4579                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4580                         nil]);
4581
4582                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4583                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4584                             version, @"version",
4585                             reason, @"reason",
4586                             installed, @"installed",
4587                         nil]];
4588
4589                         // yes, seriously. (wtf?)
4590                         if (start == end)
4591                             break;
4592                         ++start;
4593                     }
4594                 }
4595             }
4596
4597             pkgDepCache::StateCache &state(cache[iterator]);
4598
4599             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4600
4601             if (state.NewInstall())
4602                 [installs addObject:name];
4603             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4604                 [reinstalls addObject:name];
4605             else if (state.Upgrade())
4606                 [upgrades addObject:name];
4607             else if (state.Downgrade())
4608                 [downgrades addObject:name];
4609             else if (!state.Delete())
4610                 continue;
4611             else if (special_r(name))
4612                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4613                     [NSNull null], @"package",
4614                     [NSArray arrayWithObjects:
4615                         [NSDictionary dictionaryWithObjectsAndKeys:
4616                             @"Conflicts", @"relationship",
4617                             [NSArray arrayWithObjects:
4618                                 [NSDictionary dictionaryWithObjectsAndKeys:
4619                                     name, @"package",
4620                                     [NSNull null], @"version",
4621                                     @"installed", @"reason",
4622                                 nil],
4623                             nil], @"clauses",
4624                         nil],
4625                     nil], @"reasons",
4626                 nil]];
4627             else {
4628                 if ([package essential])
4629                     remove = true;
4630                 [removes addObject:name];
4631             }
4632
4633             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4634             substrate_ |= DepSubstrate(iterator.CurrentVer());
4635         }
4636
4637         if (!remove)
4638             essential_ = nil;
4639         else if (Advanced_) {
4640             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4641
4642             essential_ = [[UIAlertView alloc]
4643                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4644                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4645                 delegate:self
4646                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4647                 otherButtonTitles:
4648                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4649                 nil
4650             ];
4651
4652             [essential_ setContext:@"remove"];
4653         } else {
4654             essential_ = [[UIAlertView alloc]
4655                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4656                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4657                 delegate:self
4658                 cancelButtonTitle:UCLocalize("OKAY")
4659                 otherButtonTitles:nil
4660             ];
4661
4662             [essential_ setContext:@"unable"];
4663         }
4664
4665         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4666             installs, @"installs",
4667             reinstalls, @"reinstalls",
4668             upgrades, @"upgrades",
4669             downgrades, @"downgrades",
4670             removes, @"removes",
4671         nil];
4672
4673         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4674             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4675             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4676         nil];
4677
4678         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4679
4680         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4681             initWithTitle:UCLocalize("CANCEL")
4682             style:UIBarButtonItemStylePlain
4683             target:self
4684             action:@selector(cancelButtonClicked)
4685         ] autorelease]];
4686     } return self;
4687 }
4688
4689 #if !AlwaysReload
4690 - (void) applyRightButton {
4691     if ([issues_ count] == 0 && ![self isLoading])
4692         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4693             initWithTitle:UCLocalize("CONFIRM")
4694             style:UIBarButtonItemStyleDone
4695             target:self
4696             action:@selector(confirmButtonClicked)
4697         ] autorelease]];
4698     else
4699         [[self navigationItem] setRightBarButtonItem:nil];
4700 }
4701 #endif
4702
4703 - (void) cancelButtonClicked {
4704     [self dismissModalViewControllerAnimated:YES];
4705     [delegate_ cancelAndClear:YES];
4706 }
4707
4708 #if !AlwaysReload
4709 - (void) confirmButtonClicked {
4710     if (essential_ != nil)
4711         [essential_ show];
4712     else {
4713         if (substrate_)
4714             Finish_ = 2;
4715         [delegate_ confirmWithNavigationController:[self navigationController]];
4716     }
4717 }
4718 #endif
4719
4720 @end
4721 /* }}} */
4722
4723 /* Progress Data {{{ */
4724 @interface ProgressData : NSObject {
4725     SEL selector_;
4726     // XXX: should these really both be _transient?
4727     _transient id target_;
4728     _transient id object_;
4729 }
4730
4731 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4732
4733 - (SEL) selector;
4734 - (id) target;
4735 - (id) object;
4736
4737 @end
4738
4739 @implementation ProgressData
4740
4741 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4742     if ((self = [super init]) != nil) {
4743         selector_ = selector;
4744         target_ = target;
4745         object_ = object;
4746     } return self;
4747 }
4748
4749 - (SEL) selector {
4750     return selector_;
4751 }
4752
4753 - (id) target {
4754     return target_;
4755 }
4756
4757 - (id) object {
4758     return object_;
4759 }
4760
4761 @end
4762 /* }}} */
4763 /* Progress Controller {{{ */
4764 @interface ProgressController : CYViewController <
4765     ConfigurationDelegate,
4766     ProgressDelegate
4767 > {
4768     _transient Database *database_;
4769     UIProgressBar *progress_;
4770     UITextView *output_;
4771     UITextLabel *status_;
4772     UIPushButton *close_;
4773     BOOL running_;
4774     SHA1SumValue springlist_;
4775     SHA1SumValue notifyconf_;
4776     NSString *title_;
4777 }
4778
4779 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4780
4781 - (void) _retachThread;
4782 - (void) _detachNewThreadData:(ProgressData *)data;
4783 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4784
4785 - (BOOL) isRunning;
4786
4787 @end
4788
4789 @protocol ProgressControllerDelegate
4790 - (void) progressControllerIsComplete:(ProgressController *)sender;
4791 @end
4792
4793 @implementation ProgressController
4794
4795 - (void) dealloc {
4796     [database_ setDelegate:nil];
4797     [progress_ release];
4798     [output_ release];
4799     [status_ release];
4800     [close_ release];
4801     if (title_ != nil)
4802         [title_ release];
4803     [super dealloc];
4804 }
4805
4806 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4807     if ((self = [super init]) != nil) {
4808         database_ = database;
4809         [database_ setDelegate:self];
4810         delegate_ = delegate;
4811
4812         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4813
4814         progress_ = [[UIProgressBar alloc] init];
4815         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4816         [progress_ setStyle:0];
4817
4818         status_ = [[UITextLabel alloc] init];
4819         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4820         [status_ setColor:[UIColor whiteColor]];
4821         [status_ setBackgroundColor:[UIColor clearColor]];
4822         [status_ setCentersHorizontally:YES];
4823         //[status_ setFont:font];
4824
4825         output_ = [[UITextView alloc] init];
4826         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4827         //[output_ setTextFont:@"Courier New"];
4828         [output_ setFont:[[output_ font] fontWithSize:12]];
4829         [output_ setTextColor:[UIColor whiteColor]];
4830         [output_ setBackgroundColor:[UIColor clearColor]];
4831         [output_ setMarginTop:0];
4832         [output_ setAllowsRubberBanding:YES];
4833         [output_ setEditable:NO];
4834         [[self view] addSubview:output_];
4835
4836         close_ = [[UIPushButton alloc] init];
4837         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4838         [close_ setAutosizesToFit:NO];
4839         [close_ setDrawsShadow:YES];
4840         [close_ setStretchBackground:YES];
4841         [close_ setEnabled:YES];
4842         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4843         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4844         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4845         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4846     } return self;
4847 }
4848
4849 - (void) positionViews {
4850     CGRect bounds = [[self view] bounds];
4851     CGSize prgsize = [UIProgressBar defaultSize];
4852
4853     CGRect prgrect = {{
4854         (bounds.size.width - prgsize.width) / 2,
4855         bounds.size.height - prgsize.height - 20
4856     }, prgsize};
4857
4858     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4859
4860     [progress_ setFrame:prgrect];
4861     [status_ setFrame:CGRectMake(
4862         10,
4863         bounds.size.height - prgsize.height - 50,
4864         bounds.size.width - 20,
4865         24
4866     )];
4867     [output_ setFrame:CGRectMake(
4868         10,
4869         20,
4870         bounds.size.width - 20,
4871         bounds.size.height - 96
4872     )];
4873     [close_ setFrame:CGRectMake(
4874         (bounds.size.width - closewidth) / 2,
4875         bounds.size.height - prgsize.height - 50,
4876         closewidth,
4877         32 + prgsize.height
4878     )];
4879 }
4880
4881 - (void) viewWillAppear:(BOOL)animated {
4882     [super viewDidAppear:animated];
4883     [[self navigationItem] setHidesBackButton:YES];
4884     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4885
4886     [self positionViews];
4887 }
4888
4889 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4890     [self positionViews];
4891 }
4892
4893 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4894     NSString *context([alert context]);
4895
4896     if ([context isEqualToString:@"conffile"]) {
4897         FILE *input = [database_ input];
4898         if (button == [alert cancelButtonIndex])
4899             fprintf(input, "N\n");
4900         else if (button == [alert firstOtherButtonIndex])
4901             fprintf(input, "Y\n");
4902         fflush(input);
4903     }
4904 }
4905
4906 - (void) closeButtonPushed {
4907     running_ = NO;
4908
4909     UpdateExternalStatus(0);
4910
4911     switch (Finish_) {
4912         case 0:
4913             [self dismissModalViewControllerAnimated:YES];
4914         break;
4915
4916         case 1:
4917             [delegate_ terminateWithSuccess];
4918             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4919                 [delegate_ suspendWithAnimation:YES];
4920             else
4921                 [delegate_ suspend];*/
4922         break;
4923
4924         case 2:
4925             _trace();
4926             goto reload;
4927
4928         case 3:
4929             _trace();
4930             goto reload;
4931
4932         reload:
4933             system("/usr/bin/sbreload");
4934             _trace();
4935         break;
4936
4937         case 4:
4938             _trace();
4939             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4940                 SBReboot(SBSSpringBoardServerPort());
4941             else
4942                 reboot2(RB_AUTOBOOT);
4943         break;
4944     }
4945 }
4946
4947 - (void) _retachThread {
4948     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4949
4950     [[self view] addSubview:close_];
4951     [progress_ removeFromSuperview];
4952     [status_ removeFromSuperview];
4953
4954     [database_ popErrorWithTitle:title_];
4955     [delegate_ progressControllerIsComplete:self];
4956
4957     if (Finish_ < 4) {
4958         FileFd file;
4959         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4960             _error->Discard();
4961         else {
4962             MMap mmap(file, MMap::ReadOnly);
4963             SHA1Summation sha1;
4964             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4965             if (!(notifyconf_ == sha1.Result()))
4966                 Finish_ = 4;
4967         }
4968     }
4969
4970     if (Finish_ < 3) {
4971         FileFd file;
4972         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4973             _error->Discard();
4974         else {
4975             MMap mmap(file, MMap::ReadOnly);
4976             SHA1Summation sha1;
4977             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4978             if (!(springlist_ == sha1.Result()))
4979                 Finish_ = 3;
4980         }
4981     }
4982
4983     switch (Finish_) {
4984         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4985         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4986         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4987         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4988         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4989     }
4990
4991     _trace();
4992     system("su -c /usr/bin/uicache mobile");
4993     _trace();
4994
4995     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4996
4997     [delegate_ setStatusBarShowsProgress:NO];
4998 }
4999
5000 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
5001     [[data target] performSelector:[data selector] withObject:[data object]];
5002     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
5003 }
5004
5005 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
5006     UpdateExternalStatus(1);
5007
5008     if (title_ != nil)
5009         [title_ release];
5010     if (title == nil)
5011         title_ = nil;
5012     else
5013         title_ = [title retain];
5014
5015     [[self navigationItem] setTitle:title_];
5016
5017     [status_ setText:nil];
5018     [output_ setText:@""];
5019     [progress_ setProgress:0];
5020
5021     [close_ removeFromSuperview];
5022     [[self view] addSubview:progress_];
5023     [[self view] addSubview:status_];
5024
5025     [delegate_ setStatusBarShowsProgress:YES];
5026     running_ = YES;
5027
5028     {
5029         FileFd file;
5030         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5031             _error->Discard();
5032         else {
5033             MMap mmap(file, MMap::ReadOnly);
5034             SHA1Summation sha1;
5035             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5036             notifyconf_ = sha1.Result();
5037         }
5038     }
5039
5040     {
5041         FileFd file;
5042         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5043             _error->Discard();
5044         else {
5045             MMap mmap(file, MMap::ReadOnly);
5046             SHA1Summation sha1;
5047             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5048             springlist_ = sha1.Result();
5049         }
5050     }
5051
5052     [NSThread
5053         detachNewThreadSelector:@selector(_detachNewThreadData:)
5054         toTarget:self
5055         withObject:[[[ProgressData alloc]
5056             initWithSelector:selector
5057             target:target
5058             object:object
5059         ] autorelease]
5060     ];
5061 }
5062
5063 - (void) repairWithSelector:(SEL)selector {
5064     [self
5065         detachNewThreadSelector:selector
5066         toTarget:database_
5067         withObject:nil
5068         title:UCLocalize("REPAIRING")
5069     ];
5070 }
5071
5072 - (void) setConfigurationData:(NSString *)data {
5073     [self
5074         performSelectorOnMainThread:@selector(_setConfigurationData:)
5075         withObject:data
5076         waitUntilDone:YES
5077     ];
5078 }
5079
5080 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5081     CYAlertView *sheet([[[CYAlertView alloc]
5082         initWithTitle:title
5083         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5084         defaultButtonIndex:0
5085     ] autorelease]);
5086
5087     [sheet setMessage:error];
5088     [sheet yieldToPopupAlertAnimated:YES];
5089     [sheet dismiss];
5090 }
5091
5092 - (void) startProgress {
5093 }
5094
5095 - (void) addProgressOutput:(NSString *)output {
5096     [self
5097         performSelectorOnMainThread:@selector(_addProgressOutput:)
5098         withObject:output
5099         waitUntilDone:YES
5100     ];
5101 }
5102
5103 - (bool) isCancelling:(size_t)received {
5104     return false;
5105 }
5106
5107 - (void) _setConfigurationData:(NSString *)data {
5108     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5109
5110     if (!conffile_r(data)) {
5111         lprintf("E:invalid conffile\n");
5112         return;
5113     }
5114
5115     NSString *ofile = conffile_r[1];
5116     //NSString *nfile = conffile_r[2];
5117
5118     UIAlertView *alert = [[[UIAlertView alloc]
5119         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5120         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5121         delegate:self
5122         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5123         otherButtonTitles:
5124             UCLocalize("ACCEPT_NEW_COPY"),
5125             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5126         nil
5127     ] autorelease];
5128
5129     [alert setContext:@"conffile"];
5130     [alert show];
5131 }
5132
5133 - (void) setProgressTitle:(NSString *)title {
5134     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5135     for (size_t i(0), e([words count]); i != e; ++i) {
5136         NSString *word([words objectAtIndex:i]);
5137         if (Package *package = [database_ packageWithName:word])
5138             [words replaceObjectAtIndex:i withObject:[package name]];
5139     }
5140
5141     [status_ setText:[words componentsJoinedByString:@" "]];
5142 }
5143
5144 - (void) setProgressPercent:(NSNumber *)percent {
5145     [progress_ setProgress:[percent floatValue]];
5146 }
5147
5148 - (void) _addProgressOutput:(NSString *)output {
5149     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5150     CGSize size = [output_ contentSize];
5151     CGPoint offset = [output_ contentOffset];
5152     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5153         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5154         [output_ scrollRectToVisible:rect animated:YES];
5155     }
5156 }
5157
5158 - (BOOL) isRunning {
5159     return running_;
5160 }
5161
5162 @end
5163 /* }}} */
5164
5165 /* Cell Content View {{{ */
5166 @protocol ContentDelegate
5167 - (void) drawContentRect:(CGRect)rect;
5168 @end
5169
5170 @interface ContentView : UIView {
5171     _transient id<ContentDelegate> delegate_;
5172 }
5173
5174 @end
5175
5176 @implementation ContentView
5177
5178 - (id) initWithFrame:(CGRect)frame {
5179     if ((self = [super initWithFrame:frame]) != nil) {
5180         [self setNeedsDisplayOnBoundsChange:YES];
5181     } return self;
5182 }
5183
5184 - (void) setDelegate:(id<ContentDelegate>)delegate {
5185     delegate_ = delegate;
5186 }
5187
5188 - (void) drawRect:(CGRect)rect {
5189     [super drawRect:rect];
5190     [delegate_ drawContentRect:rect];
5191 }
5192
5193 @end
5194 /* }}} */
5195 /* Cydia TableView Cell {{{ */
5196 @interface CYTableViewCell : UITableViewCell {
5197     ContentView *content_;
5198     bool highlighted_;
5199 }
5200
5201 @end
5202
5203 @implementation CYTableViewCell
5204
5205 - (void) dealloc {
5206     [content_ release];
5207     [super dealloc];
5208 }
5209
5210 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5211     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5212
5213     if (view == content_) {
5214         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5215         highlighted_ = highlighted;
5216     }
5217
5218     [super _updateHighlightColorsForView:view highlighted:highlighted];
5219 }
5220
5221 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5222     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5223     highlighted_ = selected;
5224
5225     [super setSelected:selected animated:animated];
5226     [content_ setNeedsDisplay];
5227 }
5228
5229 @end
5230 /* }}} */
5231
5232 /* Package Cell {{{ */
5233 @interface PackageCell : CYTableViewCell <
5234     ContentDelegate
5235 > {
5236     UIImage *icon_;
5237     NSString *name_;
5238     NSString *description_;
5239     bool commercial_;
5240     NSString *source_;
5241     UIImage *badge_;
5242     Package *package_;
5243     UIImage *placard_;
5244 }
5245
5246 - (PackageCell *) init;
5247 - (void) setPackage:(Package *)package;
5248
5249 - (void) drawContentRect:(CGRect)rect;
5250
5251 @end
5252
5253 @implementation PackageCell
5254
5255 - (void) clearPackage {
5256     if (icon_ != nil) {
5257         [icon_ release];
5258         icon_ = nil;
5259     }
5260
5261     if (name_ != nil) {
5262         [name_ release];
5263         name_ = nil;
5264     }
5265
5266     if (description_ != nil) {
5267         [description_ release];
5268         description_ = nil;
5269     }
5270
5271     if (source_ != nil) {
5272         [source_ release];
5273         source_ = nil;
5274     }
5275
5276     if (badge_ != nil) {
5277         [badge_ release];
5278         badge_ = nil;
5279     }
5280
5281     if (placard_ != nil) {
5282         [placard_ release];
5283         placard_ = nil;
5284     }
5285
5286     [package_ release];
5287     package_ = nil;
5288 }
5289
5290 - (void) dealloc {
5291     [self clearPackage];
5292     [super dealloc];
5293 }
5294
5295 - (PackageCell *) init {
5296     CGRect frame(CGRectMake(0, 0, 320, 74));
5297     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5298         UIView *content([self contentView]);
5299         CGRect bounds([content bounds]);
5300
5301         content_ = [[ContentView alloc] initWithFrame:bounds];
5302         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5303         [content addSubview:content_];
5304
5305         [content_ setDelegate:self];
5306         [content_ setOpaque:YES];
5307     } return self;
5308 }
5309
5310 - (NSString *) accessibilityLabel {
5311     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5312 }
5313
5314 - (void) setPackage:(Package *)package {
5315     [self clearPackage];
5316     [package parse];
5317
5318     Source *source = [package source];
5319
5320     icon_ = [[package icon] retain];
5321     name_ = [[package name] retain];
5322
5323     if (IsWildcat_)
5324         description_ = [package longDescription];
5325     if (description_ == nil)
5326         description_ = [package shortDescription];
5327     if (description_ != nil)
5328         description_ = [description_ retain];
5329
5330     commercial_ = [package isCommercial];
5331
5332     package_ = [package retain];
5333
5334     NSString *label = nil;
5335     bool trusted = false;
5336
5337     if (source != nil) {
5338         label = [source label];
5339         trusted = [source trusted];
5340     } else if ([[package id] isEqualToString:@"firmware"])
5341         label = UCLocalize("APPLE");
5342     else
5343         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5344
5345     NSString *from(label);
5346
5347     NSString *section = [package simpleSection];
5348     if (section != nil && ![section isEqualToString:label]) {
5349         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5350         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5351     }
5352
5353     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5354     source_ = [from retain];
5355
5356     if (NSString *purpose = [package primaryPurpose])
5357         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5358             badge_ = [badge_ retain];
5359
5360     UIColor *color;
5361     NSString *placard;
5362
5363     if (NSString *mode = [package_ mode]) {
5364         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5365             color = RemovingColor_;
5366             //placard = @"removing";
5367         } else {
5368             color = InstallingColor_;
5369             //placard = @"installing";
5370         }
5371
5372         // XXX: the removing/installing placards are not @2x
5373         placard = nil;
5374     } else {
5375         color = [UIColor whiteColor];
5376
5377         if ([package installed] != nil)
5378             placard = @"installed";
5379         else
5380             placard = nil;
5381     }
5382
5383     [content_ setBackgroundColor:color];
5384
5385     if (placard != nil)
5386         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5387             placard_ = [placard_ retain];
5388
5389     [self setNeedsDisplay];
5390     [content_ setNeedsDisplay];
5391 }
5392
5393 - (void) drawContentRect:(CGRect)rect {
5394     bool highlighted(highlighted_);
5395     float width([self bounds].size.width);
5396
5397 #if 0
5398     CGContextRef context(UIGraphicsGetCurrentContext());
5399     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5400     CGContextFillRect(context, rect);
5401 #endif
5402
5403     if (icon_ != nil) {
5404         CGRect rect;
5405         rect.size = [icon_ size];
5406
5407         rect.size.width /= 2;
5408         rect.size.height /= 2;
5409
5410         rect.origin.x = 25 - rect.size.width / 2;
5411         rect.origin.y = 25 - rect.size.height / 2;
5412
5413         [icon_ drawInRect:rect];
5414     }
5415
5416     if (badge_ != nil) {
5417         CGRect rect;
5418         rect.size = [badge_ size];
5419
5420         rect.size.width /= 2;
5421         rect.size.height /= 2;
5422
5423         rect.origin.x = 36 - rect.size.width / 2;
5424         rect.origin.y = 36 - rect.size.height / 2;
5425
5426         [badge_ drawInRect:rect];
5427     }
5428
5429     if (highlighted)
5430         UISetColor(White_);
5431
5432     if (!highlighted)
5433         UISetColor(commercial_ ? Purple_ : Black_);
5434     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5435     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5436
5437     if (!highlighted)
5438         UISetColor(commercial_ ? Purplish_ : Gray_);
5439     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5440
5441     if (placard_ != nil)
5442         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5443 }
5444
5445 @end
5446 /* }}} */
5447 /* Section Cell {{{ */
5448 @interface SectionCell : CYTableViewCell <
5449     ContentDelegate
5450 > {
5451     NSString *basic_;
5452     NSString *section_;
5453     NSString *name_;
5454     NSString *count_;
5455     UIImage *icon_;
5456     UISwitch *switch_;
5457     BOOL editing_;
5458 }
5459
5460 - (void) setSection:(Section *)section editing:(BOOL)editing;
5461
5462 @end
5463
5464 @implementation SectionCell
5465
5466 - (void) clearSection {
5467     if (basic_ != nil) {
5468         [basic_ release];
5469         basic_ = nil;
5470     }
5471
5472     if (section_ != nil) {
5473         [section_ release];
5474         section_ = nil;
5475     }
5476
5477     if (name_ != nil) {
5478         [name_ release];
5479         name_ = nil;
5480     }
5481
5482     if (count_ != nil) {
5483         [count_ release];
5484         count_ = nil;
5485     }
5486 }
5487
5488 - (void) dealloc {
5489     [self clearSection];
5490     [icon_ release];
5491     [switch_ release];
5492     [super dealloc];
5493 }
5494
5495 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5496     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5497         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5498         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5499         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5500
5501         UIView *content([self contentView]);
5502         CGRect bounds([content bounds]);
5503
5504         content_ = [[ContentView alloc] initWithFrame:bounds];
5505         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5506         [content addSubview:content_];
5507         [content_ setBackgroundColor:[UIColor whiteColor]];
5508
5509         [content_ setDelegate:self];
5510     } return self;
5511 }
5512
5513 - (void) onSwitch:(id)sender {
5514     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5515     if (metadata == nil) {
5516         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5517         [Sections_ setObject:metadata forKey:basic_];
5518     }
5519
5520     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5521     Changed_ = true;
5522 }
5523
5524 - (void) setSection:(Section *)section editing:(BOOL)editing {
5525     if (editing != editing_) {
5526         if (editing_)
5527             [switch_ removeFromSuperview];
5528         else
5529             [self addSubview:switch_];
5530         editing_ = editing;
5531     }
5532
5533     [self clearSection];
5534
5535     if (section == nil) {
5536         name_ = [UCLocalize("ALL_PACKAGES") retain];
5537         count_ = nil;
5538     } else {
5539         basic_ = [section name];
5540         if (basic_ != nil)
5541             basic_ = [basic_ retain];
5542
5543         section_ = [section localized];
5544         if (section_ != nil)
5545             section_ = [section_ retain];
5546
5547         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5548         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5549
5550         if (editing_)
5551             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5552     }
5553
5554     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5555     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5556
5557     [content_ setNeedsDisplay];
5558 }
5559
5560 - (void) setFrame:(CGRect)frame {
5561     [super setFrame:frame];
5562
5563     CGRect rect([switch_ frame]);
5564     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5565 }
5566
5567 - (NSString *) accessibilityLabel {
5568     return name_;
5569 }
5570
5571 - (void) drawContentRect:(CGRect)rect {
5572     bool highlighted(highlighted_ && !editing_);
5573
5574     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5575
5576     if (highlighted)
5577         UISetColor(White_);
5578
5579     float width(rect.size.width);
5580     if (editing_)
5581         width -= 87;
5582
5583     if (!highlighted)
5584         UISetColor(Black_);
5585     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5586
5587     CGSize size = [count_ sizeWithFont:Font14_];
5588
5589     UISetColor(White_);
5590     if (count_ != nil)
5591         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5592 }
5593
5594 @end
5595 /* }}} */
5596
5597 /* File Table {{{ */
5598 @interface FileTable : CYViewController <
5599     UITableViewDataSource,
5600     UITableViewDelegate
5601 > {
5602     _transient Database *database_;
5603     Package *package_;
5604     NSString *name_;
5605     NSMutableArray *files_;
5606     UITableView *list_;
5607 }
5608
5609 - (id) initWithDatabase:(Database *)database;
5610 - (void) setPackage:(Package *)package;
5611
5612 @end
5613
5614 @implementation FileTable
5615
5616 - (void) dealloc {
5617     [self releaseSubviews];
5618
5619     [package_ release];
5620     [name_ release];
5621     [files_ release];
5622
5623     [super dealloc];
5624 }
5625
5626 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5627     return files_ == nil ? 0 : [files_ count];
5628 }
5629
5630 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5631     return 24.0f;
5632 }*/
5633
5634 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5635     static NSString *reuseIdentifier = @"Cell";
5636
5637     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5638     if (cell == nil) {
5639         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5640         [cell setFont:[UIFont systemFontOfSize:16]];
5641     }
5642     [cell setText:[files_ objectAtIndex:indexPath.row]];
5643     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5644
5645     return cell;
5646 }
5647
5648 - (NSURL *) navigationURL {
5649     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5650 }
5651
5652 - (void) loadView {
5653     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5654
5655     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5656     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5657     [list_ setRowHeight:24.0f];
5658     [list_ setDataSource:self];
5659     [list_ setDelegate:self];
5660     [[self view] addSubview:list_];
5661 }
5662
5663 - (void) viewDidLoad {
5664     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5665 }
5666
5667 - (void) releaseSubviews {
5668     [list_ release];
5669     list_ = nil;
5670 }
5671
5672 - (id) initWithDatabase:(Database *)database {
5673     if ((self = [super init]) != nil) {
5674         database_ = database;
5675
5676         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5677     } return self;
5678 }
5679
5680 - (void) setPackage:(Package *)package {
5681     if (package_ != nil) {
5682         [package_ autorelease];
5683         package_ = nil;
5684     }
5685
5686     if (name_ != nil) {
5687         [name_ release];
5688         name_ = nil;
5689     }
5690
5691     [files_ removeAllObjects];
5692
5693     if (package != nil) {
5694         package_ = [package retain];
5695         name_ = [[package id] retain];
5696
5697         if (NSArray *files = [package files])
5698             [files_ addObjectsFromArray:files];
5699
5700         if ([files_ count] != 0) {
5701             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5702                 [files_ removeObjectAtIndex:0];
5703             [files_ sortUsingSelector:@selector(compareByPath:)];
5704
5705             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5706             [stack addObject:@"/"];
5707
5708             for (int i(0), e([files_ count]); i != e; ++i) {
5709                 NSString *file = [files_ objectAtIndex:i];
5710                 while (![file hasPrefix:[stack lastObject]])
5711                     [stack removeLastObject];
5712                 NSString *directory = [stack lastObject];
5713                 [stack addObject:[file stringByAppendingString:@"/"]];
5714                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5715                     ([stack count] - 2) * 3, "",
5716                     [file substringFromIndex:[directory length]]
5717                 ]];
5718             }
5719         }
5720     }
5721
5722     [list_ reloadData];
5723 }
5724
5725 - (void) reloadData {
5726     [super reloadData];
5727
5728     [self setPackage:[database_ packageWithName:name_]];
5729 }
5730
5731 @end
5732 /* }}} */
5733 /* Package Controller {{{ */
5734 @interface CYPackageController : CYBrowserController <
5735     UIActionSheetDelegate
5736 > {
5737     _transient Database *database_;
5738     Package *package_;
5739     NSString *name_;
5740     bool commercial_;
5741     NSMutableArray *buttons_;
5742     UIBarButtonItem *button_;
5743 }
5744
5745 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5746
5747 @end
5748
5749 @implementation CYPackageController
5750
5751 - (void) dealloc {
5752     if (package_ != nil)
5753         [package_ release];
5754     if (name_ != nil)
5755         [name_ release];
5756
5757     [buttons_ release];
5758
5759     if (button_ != nil)
5760         [button_ release];
5761
5762     [super dealloc];
5763 }
5764
5765 - (NSURL *) navigationURL {
5766     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5767 }
5768
5769 /* XXX: this is not safe at all... localization of /fail/ */
5770 - (void) _clickButtonWithName:(NSString *)name {
5771     if ([name isEqualToString:UCLocalize("CLEAR")])
5772         [delegate_ clearPackage:package_];
5773     else if ([name isEqualToString:UCLocalize("INSTALL")])
5774         [delegate_ installPackage:package_];
5775     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5776         [delegate_ installPackage:package_];
5777     else if ([name isEqualToString:UCLocalize("REMOVE")])
5778         [delegate_ removePackage:package_];
5779     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5780         [delegate_ installPackage:package_];
5781     else _assert(false);
5782 }
5783
5784 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5785     NSString *context([sheet context]);
5786
5787     if ([context isEqualToString:@"modify"]) {
5788         if (button != [sheet cancelButtonIndex]) {
5789             NSString *buttonName = [buttons_ objectAtIndex:button];
5790             [self _clickButtonWithName:buttonName];
5791         }
5792
5793         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5794     }
5795 }
5796
5797 - (bool) _allowJavaScriptPanel {
5798     return commercial_;
5799 }
5800
5801 #if !AlwaysReload
5802 - (void) _customButtonClicked {
5803     int count([buttons_ count]);
5804     if (count == 0)
5805         return;
5806
5807     if (count == 1)
5808         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5809     else {
5810         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5811         [buttons addObjectsFromArray:buttons_];
5812
5813         UIActionSheet *sheet = [[[UIActionSheet alloc]
5814             initWithTitle:nil
5815             delegate:self
5816             cancelButtonTitle:nil
5817             destructiveButtonTitle:nil
5818             otherButtonTitles:nil
5819         ] autorelease];
5820
5821         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5822         if (!IsWildcat_) {
5823            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5824            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5825         }
5826         [sheet setContext:@"modify"];
5827
5828         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5829     }
5830 }
5831
5832 // We don't want to allow non-commercial packages to do custom things to the install button,
5833 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5834 - (void) customButtonClicked {
5835     if (commercial_)
5836         [super customButtonClicked];
5837     else
5838         [self _customButtonClicked];
5839 }
5840
5841 - (void) reloadButtonClicked {
5842     // Don't reload a commerical package by tapping the loading button,
5843     // but if it's not an Install button, we should forward it on.
5844     if (![package_ uninstalled])
5845         [self _customButtonClicked];
5846 }
5847
5848 - (void) applyLoadingTitle {
5849     // Don't show "Loading" as the title. Ever.
5850 }
5851
5852 - (UIBarButtonItem *) rightButton {
5853     return button_;
5854 }
5855 #endif
5856
5857 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5858     if ((self = [super init]) != nil) {
5859         database_ = database;
5860         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5861         name_ = [[NSString alloc] initWithString:name];
5862         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5863     } return self;
5864 }
5865
5866 - (void) reloadData {
5867     if (package_ != nil)
5868         [package_ autorelease];
5869     package_ = [database_ packageWithName:name_];
5870
5871     [buttons_ removeAllObjects];
5872
5873     if (package_ != nil) {
5874         [package_ parse];
5875
5876         package_ = [package_ retain];
5877         commercial_ = [package_ isCommercial];
5878
5879         if ([package_ mode] != nil)
5880             [buttons_ addObject:UCLocalize("CLEAR")];
5881         if ([package_ source] == nil);
5882         else if ([package_ upgradableAndEssential:NO])
5883             [buttons_ addObject:UCLocalize("UPGRADE")];
5884         else if ([package_ uninstalled])
5885             [buttons_ addObject:UCLocalize("INSTALL")];
5886         else
5887             [buttons_ addObject:UCLocalize("REINSTALL")];
5888         if (![package_ uninstalled])
5889             [buttons_ addObject:UCLocalize("REMOVE")];
5890     }
5891
5892     if (button_ != nil)
5893         [button_ release];
5894
5895     NSString *title;
5896     switch ([buttons_ count]) {
5897         case 0: title = nil; break;
5898         case 1: title = [buttons_ objectAtIndex:0]; break;
5899         default: title = UCLocalize("MODIFY"); break;
5900     }
5901
5902     button_ = [[UIBarButtonItem alloc]
5903         initWithTitle:title
5904         style:UIBarButtonItemStylePlain
5905         target:self
5906         action:@selector(customButtonClicked)
5907     ];
5908
5909     [super reloadData];
5910 }
5911
5912 - (bool) isLoading {
5913     return commercial_ ? [super isLoading] : false;
5914 }
5915
5916 @end
5917 /* }}} */
5918
5919 /* Package List Controller {{{ */
5920 @interface PackageListController : CYViewController <
5921     UITableViewDataSource,
5922     UITableViewDelegate
5923 > {
5924     _transient Database *database_;
5925     unsigned era_;
5926     NSMutableArray *packages_;
5927     NSMutableArray *sections_;
5928     UITableView *list_;
5929     NSMutableArray *index_;
5930     NSMutableDictionary *indices_;
5931     NSString *title_;
5932 }
5933
5934 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5935 - (void) setDelegate:(id)delegate;
5936 - (void) resetCursor;
5937
5938 @end
5939
5940 @implementation PackageListController
5941
5942 - (void) dealloc {
5943     [packages_ release];
5944     [sections_ release];
5945     [list_ release];
5946     [index_ release];
5947     [indices_ release];
5948     [title_ release];
5949
5950     [super dealloc];
5951 }
5952
5953 - (void) deselectWithAnimation:(BOOL)animated {
5954     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5955 }
5956
5957 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5958     CGRect base = [[self view] bounds];
5959     base.size.height -= bounds.size.height;
5960     base.origin = [list_ frame].origin;
5961
5962     [UIView beginAnimations:nil context:NULL];
5963     [UIView setAnimationBeginsFromCurrentState:YES];
5964     [UIView setAnimationCurve:curve];
5965     [UIView setAnimationDuration:duration];
5966     [list_ setFrame:base];
5967     [UIView commitAnimations];
5968 }
5969
5970 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5971     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5972 }
5973
5974 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5975     [self resizeForKeyboardBounds:bounds duration:0];
5976 }
5977
5978 - (void) keyboardWillShow:(NSNotification *)notification {
5979     CGRect bounds;
5980     CGPoint center;
5981     NSTimeInterval duration;
5982     UIViewAnimationCurve curve;
5983     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5984     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5985     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5986     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5987
5988     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);
5989     UIViewController *base = self;
5990     while ([base parentViewController] != nil)
5991         base = [base parentViewController];
5992     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5993     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5994
5995     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5996 }
5997
5998 - (void) keyboardWillHide:(NSNotification *)notification {
5999     NSTimeInterval duration;
6000     UIViewAnimationCurve curve;
6001     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6002     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6003
6004     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6005 }
6006
6007 - (void) viewWillAppear:(BOOL)animated {
6008     [super viewWillAppear:animated];
6009
6010     [self resizeForKeyboardBounds:CGRectZero];
6011     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6012     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6013 }
6014
6015 - (void) viewWillDisappear:(BOOL)animated {
6016     [super viewWillDisappear:animated];
6017
6018     [self resizeForKeyboardBounds:CGRectZero];
6019     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6020     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6021 }
6022
6023 - (void) viewDidAppear:(BOOL)animated {
6024     [super viewDidAppear:animated];
6025     [self deselectWithAnimation:animated];
6026 }
6027
6028 - (void) didSelectPackage:(Package *)package {
6029     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6030     [view setDelegate:delegate_];
6031     [[self navigationController] pushViewController:view animated:YES];
6032 }
6033
6034 #if TryIndexedCollation
6035 + (BOOL) hasIndexedCollation {
6036     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6037 }
6038 #endif
6039
6040 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6041     NSInteger count([sections_ count]);
6042     return count == 0 ? 1 : count;
6043 }
6044
6045 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6046     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6047         return nil;
6048     return [[sections_ objectAtIndex:section] name];
6049 }
6050
6051 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6052     if ([sections_ count] == 0)
6053         return 0;
6054     return [[sections_ objectAtIndex:section] count];
6055 }
6056
6057 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6058 @synchronized (database_) {
6059     if ([database_ era] != era_)
6060         return nil;
6061
6062     Section *section([sections_ objectAtIndex:[path section]]);
6063     NSInteger row([path row]);
6064     Package *package([packages_ objectAtIndex:([section row] + row)]);
6065     return [[package retain] autorelease];
6066 } }
6067
6068 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6069     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6070     if (cell == nil)
6071         cell = [[[PackageCell alloc] init] autorelease];
6072     [cell setPackage:[self packageAtIndexPath:path]];
6073     return cell;
6074 }
6075
6076 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6077     Package *package([self packageAtIndexPath:path]);
6078     package = [database_ packageWithName:[package id]];
6079     [self didSelectPackage:package];
6080 }
6081
6082 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6083     // XXX: is 20 the most optimal number here?
6084     return [packages_ count] > 20 ? index_ : nil;
6085 }
6086
6087 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6088 #if TryIndexedCollation
6089     if ([[self class] hasIndexedCollation]) {
6090         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6091     }
6092 #endif
6093
6094     return index;
6095 }
6096
6097 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6098     if ((self = [super init]) != nil) {
6099         database_ = database;
6100         title_ = [title copy];
6101         [[self navigationItem] setTitle:title_];
6102
6103 #if TryIndexedCollation
6104         if ([[self class] hasIndexedCollation])
6105             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6106         else
6107 #endif
6108             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6109
6110         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6111
6112         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6113         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6114
6115         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6116         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6117         [list_ setRowHeight:73];
6118         [[self view] addSubview:list_];
6119
6120         [list_ setDataSource:self];
6121         [list_ setDelegate:self];
6122     } return self;
6123 }
6124
6125 - (void) setDelegate:(id)delegate {
6126     delegate_ = delegate;
6127 }
6128
6129 - (bool) hasPackage:(Package *)package {
6130     return true;
6131 }
6132
6133 - (void) reloadData {
6134     [super reloadData];
6135
6136     era_ = [database_ era];
6137     NSArray *packages = [database_ packages];
6138
6139     [packages_ removeAllObjects];
6140     [sections_ removeAllObjects];
6141
6142     _profile(PackageTable$reloadData$Filter)
6143         for (Package *package in packages)
6144             if ([self hasPackage:package])
6145                 [packages_ addObject:package];
6146     _end
6147
6148     [indices_ removeAllObjects];
6149
6150     Section *section = nil;
6151
6152 #if TryIndexedCollation
6153     if ([[self class] hasIndexedCollation]) {
6154         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6155         NSArray *titles = [collation sectionIndexTitles];
6156         int secidx = -1;
6157
6158         _profile(PackageTable$reloadData$Section)
6159             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6160                 Package *package;
6161                 int index;
6162
6163                 _profile(PackageTable$reloadData$Section$Package)
6164                     package = [packages_ objectAtIndex:offset];
6165                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6166                 _end
6167
6168                 while (secidx < index) {
6169                     secidx += 1;
6170
6171                     _profile(PackageTable$reloadData$Section$Allocate)
6172                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6173                     _end
6174
6175                     _profile(PackageTable$reloadData$Section$Add)
6176                         [sections_ addObject:section];
6177                     _end
6178                 }
6179
6180                 [section addToCount];
6181             }
6182         _end
6183     } else
6184 #endif
6185     {
6186         [index_ removeAllObjects];
6187
6188         _profile(PackageTable$reloadData$Section)
6189             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6190                 Package *package;
6191                 unichar index;
6192
6193                 _profile(PackageTable$reloadData$Section$Package)
6194                     package = [packages_ objectAtIndex:offset];
6195                     index = [package index];
6196                 _end
6197
6198                 if (section == nil || [section index] != index) {
6199                     _profile(PackageTable$reloadData$Section$Allocate)
6200                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6201                     _end
6202
6203                     [index_ addObject:[section name]];
6204                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6205
6206                     _profile(PackageTable$reloadData$Section$Add)
6207                         [sections_ addObject:section];
6208                     _end
6209                 }
6210
6211                 [section addToCount];
6212             }
6213         _end
6214     }
6215
6216     _profile(PackageTable$reloadData$List)
6217         [list_ reloadData];
6218     _end
6219 }
6220
6221 - (void) resetCursor {
6222     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6223 }
6224
6225 @end
6226 /* }}} */
6227 /* Filtered Package List Controller {{{ */
6228 @interface FilteredPackageListController : PackageListController {
6229     SEL filter_;
6230     IMP imp_;
6231     id object_;
6232 }
6233
6234 - (void) setObject:(id)object;
6235 - (void) setObject:(id)object forFilter:(SEL)filter;
6236
6237 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6238
6239 @end
6240
6241 @implementation FilteredPackageListController
6242
6243 - (void) dealloc {
6244     if (object_ != nil)
6245         [object_ release];
6246     [super dealloc];
6247 }
6248
6249 - (void) setFilter:(SEL)filter {
6250     filter_ = filter;
6251
6252     /* XXX: this is an unsafe optimization of doomy hell */
6253     Method method(class_getInstanceMethod([Package class], filter));
6254     _assert(method != NULL);
6255     imp_ = method_getImplementation(method);
6256     _assert(imp_ != NULL);
6257 }
6258
6259 - (void) setObject:(id)object {
6260     if (object_ != nil)
6261         [object_ release];
6262     if (object == nil)
6263         object_ = nil;
6264     else
6265         object_ = [object retain];
6266 }
6267
6268 - (void) setObject:(id)object forFilter:(SEL)filter {
6269     [self setFilter:filter];
6270     [self setObject:object];
6271 }
6272
6273 - (bool) hasPackage:(Package *)package {
6274     _profile(FilteredPackageTable$hasPackage)
6275         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6276     _end
6277 }
6278
6279 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6280     if ((self = [super initWithDatabase:database title:title]) != nil) {
6281         [self setFilter:filter];
6282         [self setObject:object];
6283     } return self;
6284 }
6285
6286 @end
6287 /* }}} */
6288
6289 /* Home Controller {{{ */
6290 @interface HomeController : CYBrowserController {
6291 }
6292
6293 @end
6294
6295 @implementation HomeController
6296
6297 + (BOOL) shouldHideNavigationBar {
6298     return NO;
6299 }
6300
6301 - (NSURL *) navigationURL {
6302     return [NSURL URLWithString:@"cydia://home"];
6303 }
6304
6305 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6306     [super _setMoreHeaders:request];
6307
6308     if (ChipID_ != nil)
6309         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6310     if (UniqueID_ != nil)
6311         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6312     if (PLMN_ != nil)
6313         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6314 }
6315
6316 - (void) aboutButtonClicked {
6317     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6318
6319     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6320     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6321     [alert setCancelButtonIndex:0];
6322
6323     [alert setMessage:
6324         @"Copyright (C) 2008-2011\n"
6325         "Jay Freeman (saurik)\n"
6326         "saurik@saurik.com\n"
6327         "http://www.saurik.com/"
6328     ];
6329
6330     [alert show];
6331 }
6332
6333 - (void) viewWillDisappear:(BOOL)animated {
6334     [super viewWillDisappear:animated];
6335
6336     if ([[self class] shouldHideNavigationBar])
6337         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6338 }
6339
6340 - (void) viewWillAppear:(BOOL)animated {
6341     if (![self hasLoaded])
6342         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6343
6344     [super viewWillAppear:animated];
6345
6346     if ([[self class] shouldHideNavigationBar])
6347         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6348 }
6349
6350 - (void) viewDidLoad {
6351     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6352         initWithTitle:UCLocalize("ABOUT")
6353         style:UIBarButtonItemStylePlain
6354         target:self
6355         action:@selector(aboutButtonClicked)
6356     ] autorelease]];
6357 }
6358
6359 @end
6360 /* }}} */
6361 /* Manage Controller {{{ */
6362 @interface ManageController : CYBrowserController {
6363 }
6364
6365 - (void) queueStatusDidChange;
6366
6367 @end
6368
6369 @implementation ManageController
6370
6371 - (NSURL *) navigationURL {
6372     return [NSURL URLWithString:@"cydia://manage"];
6373 }
6374
6375 - (void) viewWillAppear:(BOOL)animated {
6376     if (![self hasLoaded])
6377         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6378
6379     [super viewWillAppear:animated];
6380 }
6381
6382 - (void) viewDidLoad {
6383     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6384         initWithTitle:UCLocalize("SETTINGS")
6385         style:UIBarButtonItemStylePlain
6386         target:self
6387         action:@selector(settingsButtonClicked)
6388     ] autorelease]];
6389
6390     [self queueStatusDidChange];
6391 }
6392
6393 - (void) settingsButtonClicked {
6394     [delegate_ showSettings];
6395 }
6396
6397 #if !AlwaysReload
6398 - (void) queueButtonClicked {
6399     [delegate_ queue];
6400 }
6401
6402 - (void) applyLoadingTitle {
6403     // Disable "Loading" title.
6404 }
6405
6406 - (void) applyRightButton {
6407     // Disable right button.
6408 }
6409 #endif
6410
6411 - (void) queueStatusDidChange {
6412 #if !AlwaysReload
6413     if (!IsWildcat_ && Queuing_) {
6414         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6415             initWithTitle:UCLocalize("QUEUE")
6416             style:UIBarButtonItemStyleDone
6417             target:self
6418             action:@selector(queueButtonClicked)
6419         ] autorelease]];
6420     } else {
6421         [[self navigationItem] setRightBarButtonItem:nil];
6422     }
6423 #endif
6424 }
6425
6426 - (bool) isLoading {
6427     // Never show as loading.
6428     return false;
6429 }
6430
6431 @end
6432 /* }}} */
6433
6434 /* Refresh Bar {{{ */
6435 @interface RefreshBar : UINavigationBar {
6436     UIProgressIndicator *indicator_;
6437     UITextLabel *prompt_;
6438     UIProgressBar *progress_;
6439     UINavigationButton *cancel_;
6440 }
6441
6442 @end
6443
6444 @implementation RefreshBar
6445
6446 - (void) dealloc {
6447     [indicator_ release];
6448     [prompt_ release];
6449     [progress_ release];
6450     [cancel_ release];
6451     [super dealloc];
6452 }
6453
6454 - (void) positionViews {
6455     CGRect frame = [cancel_ frame];
6456     frame.size = [cancel_ sizeThatFits:frame.size];
6457     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6458     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6459     [cancel_ setFrame:frame];
6460
6461     CGSize prgsize = {75, 100};
6462     CGRect prgrect = {{
6463         [self frame].size.width - prgsize.width - 10,
6464         ([self frame].size.height - prgsize.height) / 2
6465     } , prgsize};
6466     [progress_ setFrame:prgrect];
6467
6468     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6469     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6470     CGRect indrect = {{indoffset, indoffset}, indsize};
6471     [indicator_ setFrame:indrect];
6472
6473     CGSize prmsize = {215, indsize.height + 4};
6474     CGRect prmrect = {{
6475         indoffset * 2 + indsize.width,
6476         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6477     }, prmsize};
6478     [prompt_ setFrame:prmrect];
6479 }
6480
6481 - (void) setFrame:(CGRect)frame {
6482     [super setFrame:frame];
6483     [self positionViews];
6484 }
6485
6486 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6487     if ((self = [super initWithFrame:frame]) != nil) {
6488         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6489
6490         [self setBarStyle:UIBarStyleBlack];
6491
6492         UIBarStyle barstyle([self _barStyle:NO]);
6493         bool ugly(barstyle == UIBarStyleDefault);
6494
6495         UIProgressIndicatorStyle style = ugly ?
6496             UIProgressIndicatorStyleMediumBrown :
6497             UIProgressIndicatorStyleMediumWhite;
6498
6499         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6500         [indicator_ setStyle:style];
6501         [indicator_ startAnimation];
6502         [self addSubview:indicator_];
6503
6504         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6505         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6506         [prompt_ setBackgroundColor:[UIColor clearColor]];
6507         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6508         [self addSubview:prompt_];
6509
6510         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6511         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6512         [progress_ setStyle:0];
6513         [self addSubview:progress_];
6514
6515         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6516         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6517         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6518         [cancel_ setBarStyle:barstyle];
6519
6520         [self positionViews];
6521     } return self;
6522 }
6523
6524 - (void) cancel {
6525     [cancel_ removeFromSuperview];
6526 }
6527
6528 - (void) start {
6529     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6530     [progress_ setProgress:0];
6531     [self addSubview:cancel_];
6532 }
6533
6534 - (void) stop {
6535     [cancel_ removeFromSuperview];
6536 }
6537
6538 - (void) setPrompt:(NSString *)prompt {
6539     [prompt_ setText:prompt];
6540 }
6541
6542 - (void) setProgress:(float)progress {
6543     [progress_ setProgress:progress];
6544 }
6545
6546 @end
6547 /* }}} */
6548
6549 @class CYNavigationController;
6550
6551 /* Cydia Tab Bar Controller {{{ */
6552 @interface CYTabBarController : UITabBarController <
6553     UITabBarControllerDelegate,
6554     ProgressDelegate
6555 > {
6556     _transient Database *database_;
6557     RefreshBar *refreshbar_;
6558
6559     bool dropped_;
6560     bool updating_;
6561     // XXX: ok, "updatedelegate_"?...
6562     _transient NSObject<CydiaDelegate> *updatedelegate_;
6563
6564     id root_;
6565     UIViewController *remembered_;
6566     _transient UIViewController *transient_;
6567 }
6568
6569 - (NSArray *) navigationURLCollection;
6570 - (void) dropBar:(BOOL)animated;
6571 - (void) beginUpdate;
6572 - (void) raiseBar:(BOOL)animated;
6573 - (BOOL) updating;
6574
6575 @end
6576
6577 @implementation CYTabBarController
6578
6579 - (void) setUnselectedViewController:(UIViewController *)transient {
6580     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6581     if (transient != nil) {
6582         if (transient_ == nil)
6583             remembered_ = [[controllers objectAtIndex:0] retain];
6584         transient_ = transient;
6585         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6586         [controllers replaceObjectAtIndex:0 withObject:transient_];
6587         [self setSelectedIndex:0];
6588         [self setViewControllers:controllers];
6589         [self concealTabBarSelection];
6590     } else if (remembered_ != nil) {
6591         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6592         transient_ = transient;
6593         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6594         [remembered_ release];
6595         remembered_ = nil;
6596         [self setViewControllers:controllers];
6597         [self revealTabBarSelection];
6598     }
6599 }
6600
6601 - (UIViewController *) unselectedViewController {
6602     return transient_;
6603 }
6604
6605 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6606     if ([self unselectedViewController])
6607         [self setUnselectedViewController:nil];
6608 }
6609
6610 - (NSArray *) navigationURLCollection {
6611     NSMutableArray *items([NSMutableArray array]);
6612
6613     // XXX: Should this deal with transient view controllers?
6614     for (id navigation in [self viewControllers]) {
6615         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6616         if (stack != nil)
6617             [items addObject:stack];
6618     }
6619
6620     return items;
6621 }
6622
6623 - (void) reloadData {
6624     for (CYViewController *controller in [self viewControllers])
6625         [controller reloadData];
6626
6627     [(CYNavigationController *)[self unselectedViewController] reloadData];
6628 }
6629
6630 - (void) dealloc {
6631     [refreshbar_ release];
6632     [[NSNotificationCenter defaultCenter] removeObserver:self];
6633
6634     [super dealloc];
6635 }
6636
6637 - (id) initWithDatabase:(Database *)database {
6638     if ((self = [super init]) != nil) {
6639         database_ = database;
6640         [self setDelegate:self];
6641
6642         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6643         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6644
6645         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6646     } return self;
6647 }
6648
6649 - (void) setUpdate:(NSDate *)date {
6650     [self beginUpdate];
6651 }
6652
6653 - (void) beginUpdate {
6654     [refreshbar_ start];
6655     [self dropBar:YES];
6656
6657     [updatedelegate_ retainNetworkActivityIndicator];
6658     updating_ = true;
6659
6660     [NSThread
6661         detachNewThreadSelector:@selector(performUpdate)
6662         toTarget:self
6663         withObject:nil
6664     ];
6665 }
6666
6667 - (void) performUpdate { _pooled
6668     Status status;
6669     status.setDelegate(self);
6670     [database_ updateWithStatus:status];
6671
6672     [self
6673         performSelectorOnMainThread:@selector(completeUpdate)
6674         withObject:nil
6675         waitUntilDone:NO
6676     ];
6677 }
6678
6679 - (void) stopUpdateWithSelector:(SEL)selector {
6680     updating_ = false;
6681     [updatedelegate_ releaseNetworkActivityIndicator];
6682
6683     [self raiseBar:YES];
6684     [refreshbar_ stop];
6685
6686     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6687 }
6688
6689 - (void) completeUpdate {
6690     if (!updating_)
6691         return;
6692     [self stopUpdateWithSelector:@selector(reloadData)];
6693 }
6694
6695 - (void) cancelUpdate {
6696     [self stopUpdateWithSelector:@selector(updateData)];
6697 }
6698
6699 - (void) cancelPressed {
6700     [self cancelUpdate];
6701 }
6702
6703 - (BOOL) updating {
6704     return updating_;
6705 }
6706
6707 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6708     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6709 }
6710
6711 - (void) startProgress {
6712 }
6713
6714 - (bool) isCancelling:(size_t)received {
6715     return !updating_;
6716 }
6717
6718 - (void) addProgressOutput:(NSString *)output {
6719     [self
6720         performSelectorOnMainThread:@selector(_addProgressOutput:)
6721         withObject:output
6722         waitUntilDone:YES
6723     ];
6724 }
6725
6726 - (void) setProgressTitle:(NSString *)title {
6727     [refreshbar_ setPrompt:title];
6728 }
6729
6730 - (void) setProgressPercent:(NSNumber *)percent {
6731     [refreshbar_ setProgress:[percent floatValue]];
6732 }
6733
6734 - (void) _addProgressOutput:(NSString *)output {
6735 }
6736
6737 - (void) setUpdateDelegate:(id)delegate {
6738     updatedelegate_ = delegate;
6739 }
6740
6741 - (CGFloat) statusBarHeight {
6742     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6743         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6744     } else {
6745         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6746     }
6747 }
6748
6749 - (UIView *) transitionView {
6750     if ([self respondsToSelector:@selector(_transitionView)])
6751         return [self _transitionView];
6752     else
6753         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6754 }
6755
6756 - (void) dropBar:(BOOL)animated {
6757     if (dropped_)
6758         return;
6759     dropped_ = true;
6760
6761     UIView *transition([self transitionView]);
6762     [[self view] addSubview:refreshbar_];
6763
6764     CGRect barframe([refreshbar_ frame]);
6765
6766     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6767         barframe.origin.y = [self statusBarHeight];
6768     else
6769         barframe.origin.y = 0;
6770
6771     [refreshbar_ setFrame:barframe];
6772
6773     if (animated)
6774         [UIView beginAnimations:nil context:NULL];
6775
6776     CGRect viewframe = [transition frame];
6777     viewframe.origin.y += barframe.size.height;
6778     viewframe.size.height -= barframe.size.height;
6779     [transition setFrame:viewframe];
6780
6781     if (animated)
6782         [UIView commitAnimations];
6783
6784     // Ensure bar has the proper width for our view, it might have changed
6785     barframe.size.width = viewframe.size.width;
6786     [refreshbar_ setFrame:barframe];
6787
6788     // XXX: fix Apple's layout bug
6789     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6790 }
6791
6792 - (void) raiseBar:(BOOL)animated {
6793     if (!dropped_)
6794         return;
6795     dropped_ = false;
6796
6797     UIView *transition([self transitionView]);
6798     [refreshbar_ removeFromSuperview];
6799
6800     CGRect barframe([refreshbar_ frame]);
6801
6802     if (animated)
6803         [UIView beginAnimations:nil context:NULL];
6804
6805     CGRect viewframe = [transition frame];
6806     viewframe.origin.y -= barframe.size.height;
6807     viewframe.size.height += barframe.size.height;
6808     [transition setFrame:viewframe];
6809
6810     if (animated)
6811         [UIView commitAnimations];
6812
6813     // XXX: fix Apple's layout bug
6814     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6815 }
6816
6817 #if 0
6818 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6819     // XXX: fix Apple's layout bug
6820     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6821 }
6822 #endif
6823
6824 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6825     bool dropped(dropped_);
6826
6827     if (dropped)
6828         [self raiseBar:NO];
6829
6830     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6831
6832     if (dropped)
6833         [self dropBar:NO];
6834
6835     // XXX: fix Apple's layout bug
6836     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6837 }
6838
6839 - (void) statusBarFrameChanged:(NSNotification *)notification {
6840     if (dropped_) {
6841         [self raiseBar:NO];
6842         [self dropBar:NO];
6843     }
6844 }
6845
6846 @end
6847 /* }}} */
6848 /* Cydia Navigation Controller {{{ */
6849 @interface CYNavigationController : UINavigationController {
6850     _transient Database *database_;
6851     _transient id<UINavigationControllerDelegate> delegate_;
6852 }
6853
6854 - (NSArray *) navigationURLCollection;
6855 - (id) initWithDatabase:(Database *)database;
6856 - (void) reloadData;
6857
6858 @end
6859
6860
6861 @implementation CYNavigationController
6862
6863 - (NSArray *) navigationURLCollection {
6864     NSMutableArray *stack([NSMutableArray array]);
6865
6866     for (CYViewController *controller in [self viewControllers]) {
6867         NSString *url = [[controller navigationURL] absoluteString];
6868         if (url != nil)
6869             [stack addObject:url];
6870     }
6871
6872     return stack;
6873 }
6874
6875 - (void) reloadData {
6876     for (CYViewController *page in [self viewControllers]) {
6877         // Only reload controllers that have already loaded.
6878         // This prevents a page from accidentally loading too
6879         // early if it hasn't been shown on the screen yet.
6880         if ([page hasLoaded])
6881             [page reloadData];
6882     }
6883 }
6884
6885 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6886     delegate_ = delegate;
6887 }
6888
6889 - (id) initWithDatabase:(Database *)database {
6890     if ((self = [super init]) != nil) {
6891         database_ = database;
6892     } return self;
6893 }
6894
6895 @end
6896 /* }}} */
6897
6898 /* Cydia:// Protocol {{{ */
6899 @interface CydiaURLProtocol : NSURLProtocol {
6900 }
6901
6902 @end
6903
6904 @implementation CydiaURLProtocol
6905
6906 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6907     NSURL *url([request URL]);
6908     if (url == nil)
6909         return NO;
6910     NSString *scheme([[url scheme] lowercaseString]);
6911     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6912         return NO;
6913     return YES;
6914 }
6915
6916 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6917     return request;
6918 }
6919
6920 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6921     id<NSURLProtocolClient> client([self client]);
6922     if (icon == nil)
6923         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6924     else {
6925         NSData *data(UIImagePNGRepresentation(icon));
6926
6927         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6928         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6929         [client URLProtocol:self didLoadData:data];
6930         [client URLProtocolDidFinishLoading:self];
6931     }
6932 }
6933
6934 - (void) startLoading {
6935     id<NSURLProtocolClient> client([self client]);
6936     NSURLRequest *request([self request]);
6937
6938     NSURL *url([request URL]);
6939     NSString *href([url absoluteString]);
6940
6941     NSString *path([href substringFromIndex:8]);
6942     NSRange slash([path rangeOfString:@"/"]);
6943
6944     NSString *command;
6945     if (slash.location == NSNotFound) {
6946         command = path;
6947         path = nil;
6948     } else {
6949         command = [path substringToIndex:slash.location];
6950         path = [path substringFromIndex:(slash.location + 1)];
6951     }
6952
6953     Database *database([Database sharedInstance]);
6954
6955     if ([command isEqualToString:@"package-icon"]) {
6956         if (path == nil)
6957             goto fail;
6958         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6959         Package *package([database packageWithName:path]);
6960         if (package == nil)
6961             goto fail;
6962         UIImage *icon([package icon]);
6963         [self _returnPNGWithImage:icon forRequest:request];
6964     } else if ([command isEqualToString:@"source-icon"]) {
6965         if (path == nil)
6966             goto fail;
6967         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6968         NSString *source(Simplify(path));
6969         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6970         if (icon == nil)
6971             icon = [UIImage applicationImageNamed:@"unknown.png"];
6972         [self _returnPNGWithImage:icon forRequest:request];
6973     } else if ([command isEqualToString:@"uikit-image"]) {
6974         if (path == nil)
6975             goto fail;
6976         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6977         UIImage *icon(_UIImageWithName(path));
6978         [self _returnPNGWithImage:icon forRequest:request];
6979     } else if ([command isEqualToString:@"section-icon"]) {
6980         if (path == nil)
6981             goto fail;
6982         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6983         NSString *section(Simplify(path));
6984         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6985         if (icon == nil)
6986             icon = [UIImage applicationImageNamed:@"unknown.png"];
6987         [self _returnPNGWithImage:icon forRequest:request];
6988     } else fail: {
6989         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6990     }
6991 }
6992
6993 - (void) stopLoading {
6994 }
6995
6996 @end
6997 /* }}} */
6998
6999 /* Section Controller {{{ */
7000 @interface SectionController : FilteredPackageListController {
7001     NSString *section_;
7002 }
7003
7004 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7005
7006 @end
7007
7008 @implementation SectionController
7009
7010 - (NSURL *) navigationURL {
7011     NSString *name = section_;
7012     if (name == nil)
7013         name = @"all";
7014
7015     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7016 }
7017
7018 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7019     NSString *title;
7020     if (name == nil)
7021         title = UCLocalize("ALL_PACKAGES");
7022     else if (![name isEqual:@""])
7023         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7024     else
7025         title = UCLocalize("NO_SECTION");
7026
7027     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7028         section_ = name;
7029     } return self;
7030 }
7031
7032 @end
7033 /* }}} */
7034 /* Sections Controller {{{ */
7035 @interface SectionsController : CYViewController <
7036     UITableViewDataSource,
7037     UITableViewDelegate
7038 > {
7039     _transient Database *database_;
7040     NSMutableArray *sections_;
7041     NSMutableArray *filtered_;
7042     UITableView *list_;
7043     BOOL editing_;
7044 }
7045
7046 - (id) initWithDatabase:(Database *)database;
7047 - (void) editButtonClicked;
7048
7049 @end
7050
7051 @implementation SectionsController
7052
7053 - (void) dealloc {
7054     [self releaseSubviews];
7055     [sections_ release];
7056     [filtered_ release];
7057
7058     [super dealloc];
7059 }
7060
7061 - (NSURL *) navigationURL {
7062     return [NSURL URLWithString:@"cydia://sections"];
7063 }
7064
7065 - (void) updateNavigationItem {
7066     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7067     if ([sections_ count] == 0) {
7068         [[self navigationItem] setRightBarButtonItem:nil];
7069     } else {
7070         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7071             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7072             target:self
7073             action:@selector(editButtonClicked)
7074         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7075     }
7076 }
7077
7078 - (BOOL) isEditing {
7079     return editing_;
7080 }
7081
7082 - (void) setEditing:(BOOL)editing {
7083     if ((editing_ = editing))
7084         [list_ reloadData];
7085     else
7086         [delegate_ updateData];
7087
7088     [self updateNavigationItem];
7089 }
7090
7091 - (void) viewDidAppear:(BOOL)animated {
7092     [super viewDidAppear:animated];
7093     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7094 }
7095
7096 - (void) viewWillDisappear:(BOOL)animated {
7097     [super viewWillDisappear:animated];
7098     if (editing_) [self setEditing:NO];
7099 }
7100
7101 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7102     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7103     return section;
7104 }
7105
7106 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7107     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7108 }
7109
7110 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7111     return 45.0f;
7112 }*/
7113
7114 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7115     static NSString *reuseIdentifier = @"SectionCell";
7116
7117     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7118     if (cell == nil)
7119         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7120
7121     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7122
7123     return cell;
7124 }
7125
7126 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7127     if (editing_)
7128         return;
7129
7130     Section *section = [self sectionAtIndexPath:indexPath];
7131
7132     SectionController *controller = [[[SectionController alloc]
7133         initWithDatabase:database_
7134         section:[section name]
7135     ] autorelease];
7136     [controller setDelegate:delegate_];
7137
7138     [[self navigationController] pushViewController:controller animated:YES];
7139 }
7140
7141 - (void) loadView {
7142     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7143
7144     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7145     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7146     [list_ setRowHeight:45.0f];
7147     [list_ setDataSource:self];
7148     [list_ setDelegate:self];
7149     [[self view] addSubview:list_];
7150 }
7151
7152 - (void) viewDidLoad {
7153     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7154 }
7155
7156 - (void) releaseSubviews {
7157     [list_ release];
7158     list_ = nil;
7159 }
7160
7161 - (id) initWithDatabase:(Database *)database {
7162     if ((self = [super init]) != nil) {
7163         database_ = database;
7164
7165         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7166         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7167     } return self;
7168 }
7169
7170 - (void) reloadData {
7171     [super reloadData];
7172
7173     NSArray *packages = [database_ packages];
7174
7175     [sections_ removeAllObjects];
7176     [filtered_ removeAllObjects];
7177
7178     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7179
7180     _trace();
7181     for (Package *package in packages) {
7182         NSString *name([package section]);
7183         NSString *key(name == nil ? @"" : name);
7184
7185         Section *section;
7186
7187         _profile(SectionsView$reloadData$Section)
7188             section = [sections objectForKey:key];
7189             if (section == nil) {
7190                 _profile(SectionsView$reloadData$Section$Allocate)
7191                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7192                     [sections setObject:section forKey:key];
7193                 _end
7194             }
7195         _end
7196
7197         [section addToCount];
7198
7199         _profile(SectionsView$reloadData$Filter)
7200             if (![package valid] || ![package visible])
7201                 continue;
7202         _end
7203
7204         [section addToRow];
7205     }
7206     _trace();
7207
7208     [sections_ addObjectsFromArray:[sections allValues]];
7209
7210     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7211
7212     for (Section *section in sections_) {
7213         size_t count([section row]);
7214         if (count == 0)
7215             continue;
7216
7217         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7218         [section setCount:count];
7219         [filtered_ addObject:section];
7220     }
7221
7222     [self updateNavigationItem];
7223     [list_ reloadData];
7224     _trace();
7225 }
7226
7227 - (void) editButtonClicked {
7228     [self setEditing:(!editing_)];
7229 }
7230
7231 @end
7232 /* }}} */
7233
7234 /* Changes Controller {{{ */
7235 @interface ChangesController : CYViewController <
7236     UITableViewDataSource,
7237     UITableViewDelegate
7238 > {
7239     _transient Database *database_;
7240     unsigned era_;
7241     CFMutableArrayRef packages_;
7242     NSMutableArray *sections_;
7243     UITableView *list_;
7244     unsigned upgrades_;
7245     BOOL hasSentFirstLoad_;
7246 }
7247
7248 - (id) initWithDatabase:(Database *)database;
7249
7250 @end
7251
7252 @implementation ChangesController
7253
7254 - (void) dealloc {
7255     [self releaseSubviews];
7256     CFRelease(packages_);
7257     [sections_ release];
7258
7259     [super dealloc];
7260 }
7261
7262 - (NSURL *) navigationURL {
7263     return [NSURL URLWithString:@"cydia://changes"];
7264 }
7265
7266 - (void) viewWillAppear:(BOOL)animated {
7267     // Loads after it appears, so don't load beforehand.
7268     loaded_ = YES;
7269     [super viewWillAppear:animated];
7270 }
7271
7272 - (void) viewDidAppear:(BOOL)animated {
7273     [super viewDidAppear:animated];
7274
7275     if (!hasSentFirstLoad_) {
7276         hasSentFirstLoad_ = YES;
7277         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7278     } else {
7279         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7280     }
7281 }
7282
7283 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7284     NSInteger count([sections_ count]);
7285     return count == 0 ? 1 : count;
7286 }
7287
7288 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7289     if ([sections_ count] == 0)
7290         return nil;
7291     return [[sections_ objectAtIndex:section] name];
7292 }
7293
7294 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7295     if ([sections_ count] == 0)
7296         return 0;
7297     return [[sections_ objectAtIndex:section] count];
7298 }
7299
7300 - (Package *) packageAtIndex:(NSUInteger)index {
7301     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7302 }
7303
7304 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7305 @synchronized (database_) {
7306     if ([database_ era] != era_)
7307         return nil;
7308
7309     NSUInteger sectionIndex([path section]);
7310     if (sectionIndex >= [sections_ count])
7311         return nil;
7312     Section *section([sections_ objectAtIndex:sectionIndex]);
7313     NSInteger row([path row]);
7314     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7315 } }
7316
7317 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7318     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7319     if (cell == nil)
7320         cell = [[[PackageCell alloc] init] autorelease];
7321     [cell setPackage:[self packageAtIndexPath:path]];
7322     return cell;
7323 }
7324
7325 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7326     Package *package([self packageAtIndexPath:path]);
7327     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7328     [view setDelegate:delegate_];
7329     [[self navigationController] pushViewController:view animated:YES];
7330     return path;
7331 }
7332
7333 - (void) refreshButtonClicked {
7334     [delegate_ beginUpdate];
7335     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7336 }
7337
7338 - (void) upgradeButtonClicked {
7339     [delegate_ distUpgrade];
7340 }
7341
7342 - (void) loadView {
7343     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7344
7345     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7346     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7347     [list_ setRowHeight:73];
7348     [list_ setDataSource:self];
7349     [list_ setDelegate:self];
7350     [[self view] addSubview:list_];
7351 }
7352
7353 - (void) viewDidLoad {
7354     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7355 }
7356
7357 - (void) releaseSubviews {
7358     [list_ release];
7359     list_ = nil;
7360 }
7361
7362 - (id) initWithDatabase:(Database *)database {
7363     if ((self = [super init]) != nil) {
7364         database_ = database;
7365
7366         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7367         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7368     } return self;
7369 }
7370
7371 - (void) _reloadPackages:(NSArray *)packages {
7372     CFRelease(packages_);
7373     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7374
7375     _trace();
7376     _profile(ChangesController$_reloadPackages$Filter)
7377         for (Package *package in packages)
7378             if ([package upgradableAndEssential:YES] || [package visible])
7379                 CFArrayAppendValue(packages_, package);
7380     _end
7381     _trace();
7382     _profile(ChangesController$_reloadPackages$radixSort)
7383         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7384     _end
7385     _trace();
7386 }
7387
7388 - (void) reloadData {
7389 @synchronized (database_) {
7390     era_ = [database_ era];
7391     NSArray *packages = [database_ packages];
7392
7393     [sections_ removeAllObjects];
7394
7395 #if 1
7396     UIProgressHUD *hud([delegate_ addProgressHUD]);
7397     [hud setText:UCLocalize("LOADING")];
7398     //NSLog(@"HUD:%@::%@", delegate_, hud);
7399     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7400     [delegate_ removeProgressHUD:hud];
7401 #else
7402     [self _reloadPackages:packages];
7403 #endif
7404
7405     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7406     Section *ignored = nil;
7407     Section *section = nil;
7408     time_t last = 0;
7409
7410     upgrades_ = 0;
7411     bool unseens = false;
7412
7413     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7414
7415     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7416         Package *package = [self packageAtIndex:offset];
7417
7418         BOOL uae = [package upgradableAndEssential:YES];
7419
7420         if (!uae) {
7421             unseens = true;
7422             time_t seen([package seen]);
7423
7424             if (section == nil || last != seen) {
7425                 last = seen;
7426
7427                 NSString *name;
7428                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7429                 [name autorelease];
7430
7431                 _profile(ChangesController$reloadData$Allocate)
7432                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7433                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7434                     [sections_ addObject:section];
7435                 _end
7436             }
7437
7438             [section addToCount];
7439         } else if ([package ignored]) {
7440             if (ignored == nil) {
7441                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7442             }
7443             [ignored addToCount];
7444         } else {
7445             ++upgrades_;
7446             [upgradable addToCount];
7447         }
7448     }
7449     _trace();
7450
7451     CFRelease(formatter);
7452
7453     if (unseens) {
7454         Section *last = [sections_ lastObject];
7455         size_t count = [last count];
7456         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7457         [sections_ removeLastObject];
7458     }
7459
7460     if ([ignored count] != 0)
7461         [sections_ insertObject:ignored atIndex:0];
7462     if (upgrades_ != 0)
7463         [sections_ insertObject:upgradable atIndex:0];
7464
7465     [list_ reloadData];
7466
7467     if (upgrades_ > 0)
7468         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7469             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7470             style:UIBarButtonItemStylePlain
7471             target:self
7472             action:@selector(upgradeButtonClicked)
7473         ] autorelease]];
7474
7475     if (![delegate_ updating])
7476         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7477             initWithTitle:UCLocalize("REFRESH")
7478             style:UIBarButtonItemStylePlain
7479             target:self
7480             action:@selector(refreshButtonClicked)
7481         ] autorelease]];
7482
7483     PrintTimes();
7484 } }
7485
7486 @end
7487 /* }}} */
7488 /* Search Controller {{{ */
7489 @interface SearchController : FilteredPackageListController <
7490     UISearchBarDelegate
7491 > {
7492     UISearchBar *search_;
7493     BOOL searchloaded_;
7494 }
7495
7496 - (id) initWithDatabase:(Database *)database;
7497 - (void) setSearchTerm:(NSString *)term;
7498 - (void) reloadData;
7499
7500 @end
7501
7502 @implementation SearchController
7503
7504 - (void) dealloc {
7505     [search_ release];
7506     [super dealloc];
7507 }
7508
7509 - (NSURL *) navigationURL {
7510     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7511         return [NSURL URLWithString:@"cydia://search"];
7512     else
7513         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7514 }
7515
7516 - (void) setSearchTerm:(NSString *)searchTerm {
7517     [search_ setText:searchTerm];
7518     [self reloadData];
7519 }
7520
7521 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7522     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7523     [search_ resignFirstResponder];
7524     [self reloadData];
7525 }
7526
7527 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7528     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7529     [self reloadData];
7530 }
7531
7532 - (id) initWithDatabase:(Database *)database {
7533     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7534         search_ = [[UISearchBar alloc] init];
7535     } return self;
7536 }
7537
7538 - (void) viewDidAppear:(BOOL)animated {
7539     [super viewDidAppear:animated];
7540
7541     if (!searchloaded_) {
7542         searchloaded_ = YES;
7543         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7544         [search_ layoutSubviews];
7545         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7546
7547         UITextField *textField;
7548         if ([search_ respondsToSelector:@selector(searchField)])
7549             textField = [search_ searchField];
7550         else
7551             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7552
7553         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7554         [search_ setDelegate:self];
7555         [textField setEnablesReturnKeyAutomatically:NO];
7556         [[self navigationItem] setTitleView:textField];
7557     }
7558 }
7559
7560 - (void) reloadData {
7561     [self setObject:[search_ text]];
7562     [super reloadData];
7563     [self resetCursor];
7564 }
7565
7566 - (void) didSelectPackage:(Package *)package {
7567     [search_ resignFirstResponder];
7568     [super didSelectPackage:package];
7569 }
7570
7571 @end
7572 /* }}} */
7573 /* Package Settings Controller {{{ */
7574 @interface PackageSettingsController : CYViewController <
7575     UITableViewDataSource,
7576     UITableViewDelegate
7577 > {
7578     _transient Database *database_;
7579     NSString *name_;
7580     Package *package_;
7581     UITableView *table_;
7582     UISwitch *subscribedSwitch_;
7583     UISwitch *ignoredSwitch_;
7584     UITableViewCell *subscribedCell_;
7585     UITableViewCell *ignoredCell_;
7586 }
7587
7588 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7589
7590 @end
7591
7592 @implementation PackageSettingsController
7593
7594 - (void) dealloc {
7595     [self releaseSubviews];
7596     [name_ release];
7597     [package_ release];
7598
7599     [super dealloc];
7600 }
7601
7602 - (NSURL *) navigationURL {
7603     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7604 }
7605
7606 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7607     if (package_ == nil)
7608         return 0;
7609
7610     if ([package_ installed] == nil)
7611         return 1;
7612     else
7613         return 2;
7614 }
7615
7616 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7617     if (package_ == nil)
7618         return 0;
7619
7620     // both sections contain just one item right now.
7621     return 1;
7622 }
7623
7624 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7625     return nil;
7626 }
7627
7628 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7629     if (section == 0)
7630         return UCLocalize("SHOW_ALL_CHANGES_EX");
7631     else
7632         return UCLocalize("IGNORE_UPGRADES_EX");
7633 }
7634
7635 - (void) onSubscribed:(id)control {
7636     bool value([control isOn]);
7637     if (package_ == nil)
7638         return;
7639     if ([package_ setSubscribed:value])
7640         [delegate_ updateData];
7641 }
7642
7643 - (void) _updateIgnored {
7644     const char *package([name_ UTF8String]);
7645     bool on([ignoredSwitch_ isOn]);
7646
7647     pid_t pid(ExecFork());
7648     if (pid == 0) {
7649         FILE *dpkg(popen("dpkg --set-selections", "w"));
7650         fwrite(package, strlen(package), 1, dpkg);
7651
7652         if (on)
7653             fwrite(" hold\n", 6, 1, dpkg);
7654         else
7655             fwrite(" install\n", 9, 1, dpkg);
7656
7657         pclose(dpkg);
7658
7659         exit(0);
7660         _assert(false);
7661     }
7662
7663     _forever {
7664         int status;
7665         int result(waitpid(pid, &status, 0));
7666
7667         if (result != -1) {
7668             _assert(result == pid);
7669             break;
7670         }
7671     }
7672 }
7673
7674 - (void) onIgnored:(id)control {
7675     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7676     [invocation setTarget:self];
7677     [invocation setSelector:@selector(_updateIgnored)];
7678
7679     [delegate_ reloadDataWithInvocation:invocation];
7680 }
7681
7682 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7683     if (package_ == nil)
7684         return nil;
7685
7686     switch ([indexPath section]) {
7687         case 0: return subscribedCell_;
7688         case 1: return ignoredCell_;
7689
7690         _nodefault
7691     }
7692
7693     return nil;
7694 }
7695
7696 - (void) loadView {
7697     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7698
7699     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7700     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7701     [table_ setDataSource:self];
7702     [table_ setDelegate:self];
7703     [[self view] addSubview:table_];
7704
7705     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7706     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7707     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7708
7709     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7710     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7711     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7712
7713     subscribedCell_ = [[UITableViewCell alloc] init];
7714     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7715     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7716     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7717
7718     ignoredCell_ = [[UITableViewCell alloc] init];
7719     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7720     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7721     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7722 }
7723
7724 - (void) viewDidLoad {
7725     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7726 }
7727
7728 - (void) releaseSubviews {
7729     [ignoredCell_ release];
7730     ignoredCell_ = nil;
7731
7732     [subscribedCell_ release];
7733     subscribedCell_ = nil;
7734
7735     [table_ release];
7736     table_ = nil;
7737
7738     [ignoredSwitch_ release];
7739     ignoredSwitch_ = nil;
7740
7741     [subscribedSwitch_ release];
7742     subscribedSwitch_ = nil;
7743 }
7744
7745 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7746     if ((self = [super init]) != nil) {
7747         database_ = database;
7748         name_ = [package retain];
7749     } return self;
7750 }
7751
7752 - (void) reloadData {
7753     [super reloadData];
7754
7755     if (package_ != nil)
7756         [package_ autorelease];
7757     package_ = [database_ packageWithName:name_];
7758
7759     if (package_ != nil) {
7760         package_ = [package_ retain];
7761         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7762         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7763     } // XXX: what now, G?
7764
7765     [table_ reloadData];
7766 }
7767
7768 @end
7769 /* }}} */
7770
7771 /* Installed Controller {{{ */
7772 @interface InstalledController : FilteredPackageListController {
7773     BOOL expert_;
7774 }
7775
7776 - (id) initWithDatabase:(Database *)database;
7777
7778 - (void) updateRoleButton;
7779 - (void) queueStatusDidChange;
7780
7781 @end
7782
7783 @implementation InstalledController
7784
7785 - (void) dealloc {
7786     [super dealloc];
7787 }
7788
7789 - (NSURL *) navigationURL {
7790     return [NSURL URLWithString:@"cydia://installed"];
7791 }
7792
7793 - (id) initWithDatabase:(Database *)database {
7794     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7795         [self updateRoleButton];
7796         [self queueStatusDidChange];
7797     } return self;
7798 }
7799
7800 #if !AlwaysReload
7801 - (void) queueButtonClicked {
7802     [delegate_ queue];
7803 }
7804 #endif
7805
7806 - (void) queueStatusDidChange {
7807 #if !AlwaysReload
7808     if (IsWildcat_) {
7809         if (Queuing_) {
7810             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7811                 initWithTitle:UCLocalize("QUEUE")
7812                 style:UIBarButtonItemStyleDone
7813                 target:self
7814                 action:@selector(queueButtonClicked)
7815             ] autorelease]];
7816         } else {
7817             [[self navigationItem] setLeftBarButtonItem:nil];
7818         }
7819     }
7820 #endif
7821 }
7822
7823 - (void) updateRoleButton {
7824     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7825         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7826             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7827             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7828             target:self
7829             action:@selector(roleButtonClicked)
7830         ] autorelease]];
7831 }
7832
7833 - (void) roleButtonClicked {
7834     [self setObject:[NSNumber numberWithBool:expert_]];
7835     [self reloadData];
7836     expert_ = !expert_;
7837
7838     [self updateRoleButton];
7839 }
7840
7841 @end
7842 /* }}} */
7843
7844 /* Source Cell {{{ */
7845 @interface SourceCell : CYTableViewCell <
7846     ContentDelegate
7847 > {
7848     UIImage *icon_;
7849     NSString *origin_;
7850     NSString *label_;
7851 }
7852
7853 - (void) setSource:(Source *)source;
7854
7855 @end
7856
7857 @implementation SourceCell
7858
7859 - (void) clearSource {
7860     [icon_ release];
7861     [origin_ release];
7862     [label_ release];
7863
7864     icon_ = nil;
7865     origin_ = nil;
7866     label_ = nil;
7867 }
7868
7869 - (void) setSource:(Source *)source {
7870     [self clearSource];
7871
7872     if (icon_ == nil)
7873         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7874     if (icon_ == nil)
7875         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7876     icon_ = [icon_ retain];
7877
7878     origin_ = [[source name] retain];
7879     label_ = [[source uri] retain];
7880
7881     [content_ setNeedsDisplay];
7882 }
7883
7884 - (void) dealloc {
7885     [self clearSource];
7886     [super dealloc];
7887 }
7888
7889 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7890     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7891         UIView *content([self contentView]);
7892         CGRect bounds([content bounds]);
7893
7894         content_ = [[ContentView alloc] initWithFrame:bounds];
7895         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7896         [content_ setBackgroundColor:[UIColor whiteColor]];
7897         [content addSubview:content_];
7898
7899         [content_ setDelegate:self];
7900         [content_ setOpaque:YES];
7901     } return self;
7902 }
7903
7904 - (NSString *) accessibilityLabel {
7905     return label_;
7906 }
7907
7908 - (void) drawContentRect:(CGRect)rect {
7909     bool highlighted(highlighted_);
7910     float width(rect.size.width);
7911
7912     if (icon_ != nil)
7913         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7914
7915     if (highlighted)
7916         UISetColor(White_);
7917
7918     if (!highlighted)
7919         UISetColor(Black_);
7920     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7921
7922     if (!highlighted)
7923         UISetColor(Blue_);
7924     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7925 }
7926
7927 @end
7928 /* }}} */
7929 /* Source Controller {{{ */
7930 @interface SourceController : FilteredPackageListController {
7931     _transient Source *source_;
7932     NSString *key_;
7933 }
7934
7935 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7936
7937 @end
7938
7939 @implementation SourceController
7940
7941 - (NSURL *) navigationURL {
7942     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7943 }
7944
7945 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7946     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7947         source_ = source;
7948         key_ = [[source key] retain];
7949     } return self;
7950 }
7951
7952 - (void) reloadData {
7953     source_ = [database_ sourceWithKey:key_];
7954     [key_ release];
7955     key_ = [[source_ key] retain];
7956     [self setObject:source_];
7957     [[self navigationItem] setTitle:[source_ label]];
7958
7959     [super reloadData];
7960 }
7961
7962 @end
7963 /* }}} */
7964 /* Sources Controller {{{ */
7965 @interface SourcesController : CYViewController <
7966     UITableViewDataSource,
7967     UITableViewDelegate
7968 > {
7969     _transient Database *database_;
7970     UITableView *list_;
7971     NSMutableArray *sources_;
7972     int offset_;
7973
7974     NSString *href_;
7975     UIProgressHUD *hud_;
7976     NSError *error_;
7977
7978     //NSURLConnection *installer_;
7979     NSURLConnection *trivial_;
7980     NSURLConnection *trivial_bz2_;
7981     NSURLConnection *trivial_gz_;
7982     //NSURLConnection *automatic_;
7983
7984     BOOL cydia_;
7985 }
7986
7987 - (id) initWithDatabase:(Database *)database;
7988 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7989
7990 @end
7991
7992 @implementation SourcesController
7993
7994 - (void) _releaseConnection:(NSURLConnection *)connection {
7995     if (connection != nil) {
7996         [connection cancel];
7997         //[connection setDelegate:nil];
7998         [connection release];
7999     }
8000 }
8001
8002 - (void) dealloc {
8003     [self releaseSubviews];
8004
8005     [href_ release];
8006     [hud_ release];
8007     [error_ release];
8008
8009     //[self _releaseConnection:installer_];
8010     [self _releaseConnection:trivial_];
8011     [self _releaseConnection:trivial_gz_];
8012     [self _releaseConnection:trivial_bz2_];
8013     //[self _releaseConnection:automatic_];
8014
8015     [sources_ release];
8016     [super dealloc];
8017 }
8018
8019 - (NSURL *) navigationURL {
8020     return [NSURL URLWithString:@"cydia://sources"];
8021 }
8022
8023 - (void) viewDidAppear:(BOOL)animated {
8024     [super viewDidAppear:animated];
8025     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8026 }
8027
8028 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8029     return offset_ == 0 ? 1 : 2;
8030 }
8031
8032 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8033     switch (section + (offset_ == 0 ? 1 : 0)) {
8034         case 0: return UCLocalize("ENTERED_BY_USER");
8035         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8036
8037         _nodefault
8038     }
8039 }
8040
8041 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8042     int count = [sources_ count];
8043     switch (section) {
8044         case 0: return (offset_ == 0 ? count : offset_);
8045         case 1: return count - offset_;
8046
8047         _nodefault
8048     }
8049 }
8050
8051 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8052     unsigned idx = 0;
8053     switch (indexPath.section) {
8054         case 0: idx = indexPath.row; break;
8055         case 1: idx = indexPath.row + offset_; break;
8056
8057         _nodefault
8058     }
8059     return [sources_ objectAtIndex:idx];
8060 }
8061
8062 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8063     static NSString *cellIdentifier = @"SourceCell";
8064
8065     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8066     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8067     [cell setSource:[self sourceAtIndexPath:indexPath]];
8068     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8069
8070     return cell;
8071 }
8072
8073 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8074     Source *source = [self sourceAtIndexPath:indexPath];
8075
8076     SourceController *controller = [[[SourceController alloc]
8077         initWithDatabase:database_
8078         source:source
8079     ] autorelease];
8080
8081     [controller setDelegate:delegate_];
8082
8083     [[self navigationController] pushViewController:controller animated:YES];
8084 }
8085
8086 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8087     Source *source = [self sourceAtIndexPath:indexPath];
8088     return [source record] != nil;
8089 }
8090
8091 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8092     Source *source = [self sourceAtIndexPath:indexPath];
8093     [Sources_ removeObjectForKey:[source key]];
8094     [delegate_ syncData];
8095 }
8096
8097 - (void) complete {
8098     [delegate_ addTrivialSource:href_];
8099     [delegate_ syncData];
8100 }
8101
8102 - (NSString *) getWarning {
8103     NSString *href(href_);
8104     NSRange colon([href rangeOfString:@"://"]);
8105     if (colon.location != NSNotFound)
8106         href = [href substringFromIndex:(colon.location + 3)];
8107     href = [href stringByAddingPercentEscapes];
8108     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8109     href = [href stringByCachingURLWithCurrentCDN];
8110
8111     NSURL *url([NSURL URLWithString:href]);
8112
8113     NSStringEncoding encoding;
8114     NSError *error(nil);
8115
8116     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8117         return [warning length] == 0 ? nil : warning;
8118     return nil;
8119 }
8120
8121 - (void) _endConnection:(NSURLConnection *)connection {
8122     // XXX: the memory management in this method is horribly awkward
8123
8124     NSURLConnection **field = NULL;
8125     if (connection == trivial_)
8126         field = &trivial_;
8127     else if (connection == trivial_bz2_)
8128         field = &trivial_bz2_;
8129     else if (connection == trivial_gz_)
8130         field = &trivial_gz_;
8131     _assert(field != NULL);
8132     [connection release];
8133     *field = nil;
8134
8135     if (
8136         trivial_ == nil &&
8137         trivial_bz2_ == nil &&
8138         trivial_gz_ == nil
8139     ) {
8140         bool defer(false);
8141
8142         if (cydia_) {
8143             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8144                 defer = true;
8145
8146                 UIAlertView *alert = [[[UIAlertView alloc]
8147                     initWithTitle:UCLocalize("SOURCE_WARNING")
8148                     message:warning
8149                     delegate:self
8150                     cancelButtonTitle:UCLocalize("CANCEL")
8151                     otherButtonTitles:
8152                         UCLocalize("ADD_ANYWAY"),
8153                     nil
8154                 ] autorelease];
8155
8156                 [alert setContext:@"warning"];
8157                 [alert setNumberOfRows:1];
8158                 [alert show];
8159             } else
8160                 [self complete];
8161         } else if (error_ != nil) {
8162             UIAlertView *alert = [[[UIAlertView alloc]
8163                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8164                 message:[error_ localizedDescription]
8165                 delegate:self
8166                 cancelButtonTitle:UCLocalize("OK")
8167                 otherButtonTitles:nil
8168             ] autorelease];
8169
8170             [alert setContext:@"urlerror"];
8171             [alert show];
8172         } else {
8173             UIAlertView *alert = [[[UIAlertView alloc]
8174                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8175                 message:UCLocalize("NOT_REPOSITORY_EX")
8176                 delegate:self
8177                 cancelButtonTitle:UCLocalize("OK")
8178                 otherButtonTitles:nil
8179             ] autorelease];
8180
8181             [alert setContext:@"trivial"];
8182             [alert show];
8183         }
8184
8185         [delegate_ setStatusBarShowsProgress:NO];
8186         [delegate_ removeProgressHUD:hud_];
8187
8188         [hud_ autorelease];
8189         hud_ = nil;
8190
8191         if (!defer) {
8192             [href_ release];
8193             href_ = nil;
8194         }
8195
8196         if (error_ != nil) {
8197             [error_ release];
8198             error_ = nil;
8199         }
8200     }
8201 }
8202
8203 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8204     switch ([response statusCode]) {
8205         case 200:
8206             cydia_ = YES;
8207     }
8208 }
8209
8210 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8211     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8212     if (error_ != nil)
8213         error_ = [error retain];
8214     [self _endConnection:connection];
8215 }
8216
8217 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8218     [self _endConnection:connection];
8219 }
8220
8221 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8222     NSMutableURLRequest *request = [NSMutableURLRequest
8223         requestWithURL:[NSURL URLWithString:href]
8224         cachePolicy:NSURLRequestUseProtocolCachePolicy
8225         timeoutInterval:120.0
8226     ];
8227
8228     [request setHTTPMethod:method];
8229
8230     if (Machine_ != NULL)
8231         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8232     if (UniqueID_ != nil)
8233         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8234     if (Role_ != nil)
8235         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8236
8237     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8238 }
8239
8240 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8241     NSString *context([alert context]);
8242
8243     if ([context isEqualToString:@"source"]) {
8244         switch (button) {
8245             case 1: {
8246                 NSString *href = [[alert textField] text];
8247
8248                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8249
8250                 if (![href hasSuffix:@"/"])
8251                     href_ = [href stringByAppendingString:@"/"];
8252                 else
8253                     href_ = href;
8254                 href_ = [href_ retain];
8255
8256                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8257                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8258                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8259                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8260
8261                 cydia_ = false;
8262
8263                 // XXX: this is stupid
8264                 hud_ = [[delegate_ addProgressHUD] retain];
8265                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8266             } break;
8267
8268             case 0:
8269             break;
8270
8271             _nodefault
8272         }
8273
8274         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8275     } else if ([context isEqualToString:@"trivial"])
8276         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8277     else if ([context isEqualToString:@"urlerror"])
8278         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8279     else if ([context isEqualToString:@"warning"]) {
8280         switch (button) {
8281             case 1:
8282                 [self complete];
8283             break;
8284
8285             case 0:
8286             break;
8287
8288             _nodefault
8289         }
8290
8291         [href_ release];
8292         href_ = nil;
8293
8294         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8295     }
8296 }
8297
8298 - (void) loadView {
8299     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8300
8301     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8302     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8303     [list_ setRowHeight:56];
8304     [list_ setDataSource:self];
8305     [list_ setDelegate:self];
8306     [[self view] addSubview:list_];
8307 }
8308
8309 - (void) viewDidLoad {
8310     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8311     [self updateButtonsForEditingStatus:NO animated:NO];
8312 }
8313
8314 - (void) releaseSubviews {
8315     [list_ release];
8316     list_ = nil;
8317 }
8318
8319 - (id) initWithDatabase:(Database *)database {
8320     if ((self = [super init]) != nil) {
8321         database_ = database;
8322         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8323     } return self;
8324 }
8325
8326 - (void) reloadData {
8327     [super reloadData];
8328
8329     pkgSourceList list;
8330     if (!list.ReadMainList())
8331         return;
8332
8333     [sources_ removeAllObjects];
8334     [sources_ addObjectsFromArray:[database_ sources]];
8335     _trace();
8336     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8337     _trace();
8338
8339     int count([sources_ count]);
8340     offset_ = 0;
8341     for (int i = 0; i != count; i++) {
8342         if ([[sources_ objectAtIndex:i] record] == nil)
8343             break;
8344         offset_++;
8345     }
8346
8347     [list_ setEditing:NO];
8348     [self updateButtonsForEditingStatus:NO animated:NO];
8349     [list_ reloadData];
8350 }
8351
8352 - (void) showAddSourcePrompt {
8353     UIAlertView *alert = [[[UIAlertView alloc]
8354         initWithTitle:UCLocalize("ENTER_APT_URL")
8355         message:nil
8356         delegate:self
8357         cancelButtonTitle:UCLocalize("CANCEL")
8358         otherButtonTitles:
8359             UCLocalize("ADD_SOURCE"),
8360         nil
8361     ] autorelease];
8362
8363     [alert setContext:@"source"];
8364     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8365
8366     [alert setNumberOfRows:1];
8367     [alert addTextFieldWithValue:@"http://" label:@""];
8368
8369     UITextInputTraits *traits = [[alert textField] textInputTraits];
8370     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8371     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8372     [traits setKeyboardType:UIKeyboardTypeURL];
8373     // XXX: UIReturnKeyDone
8374     [traits setReturnKeyType:UIReturnKeyNext];
8375
8376     [alert show];
8377 }
8378
8379 - (void) addButtonClicked {
8380     [self showAddSourcePrompt];
8381 }
8382
8383 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8384     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8385         initWithTitle:UCLocalize("ADD")
8386         style:UIBarButtonItemStylePlain
8387         target:self
8388         action:@selector(addButtonClicked)
8389     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8390
8391     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8392         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8393         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8394         target:self
8395         action:@selector(editButtonClicked)
8396     ] autorelease] animated:animated];
8397
8398     if (IsWildcat_ && !editing)
8399         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8400             initWithTitle:UCLocalize("SETTINGS")
8401             style:UIBarButtonItemStylePlain
8402             target:self
8403             action:@selector(settingsButtonClicked)
8404         ] autorelease]];
8405 }
8406
8407 - (void) settingsButtonClicked {
8408     [delegate_ showSettings];
8409 }
8410
8411 - (void) editButtonClicked {
8412     [list_ setEditing:![list_ isEditing] animated:YES];
8413
8414     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8415 }
8416
8417 @end
8418 /* }}} */
8419
8420 /* Settings Controller {{{ */
8421 @interface SettingsController : CYViewController <
8422     UITableViewDataSource,
8423     UITableViewDelegate
8424 > {
8425     _transient Database *database_;
8426     // XXX: ok, "roledelegate_"?...
8427     _transient id roledelegate_;
8428     UITableView *table_;
8429     UISegmentedControl *segment_;
8430     UIView *container_;
8431 }
8432
8433 - (void) showDoneButton;
8434 - (void) resizeSegmentedControl;
8435
8436 @end
8437
8438 @implementation SettingsController
8439
8440 - (void) dealloc {
8441     [self releaseSubviews];
8442
8443     [super dealloc];
8444 }
8445
8446 - (void) loadView {
8447     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8448
8449     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8450     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8451     [table_ setDelegate:self];
8452     [table_ setDataSource:self];
8453     [[self view] addSubview:table_];
8454
8455     NSArray *items = [NSArray arrayWithObjects:
8456         UCLocalize("USER"),
8457         UCLocalize("HACKER"),
8458         UCLocalize("DEVELOPER"),
8459     nil];
8460     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8461     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8462     [container_ addSubview:segment_];
8463 }
8464
8465 - (void) viewDidLoad {
8466     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8467
8468     int index = -1;
8469     if ([Role_ isEqualToString:@"User"]) index = 0;
8470     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8471     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8472     if (index != -1) {
8473         [segment_ setSelectedSegmentIndex:index];
8474         [self showDoneButton];
8475     }
8476
8477     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8478     [self resizeSegmentedControl];
8479 }
8480
8481 - (void) releaseSubviews {
8482     [table_ release];
8483     table_ = nil;
8484
8485     [segment_ release];
8486     segment_ = nil;
8487
8488     [container_ release];
8489     container_ = nil;
8490 }
8491
8492 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8493     if ((self = [super init]) != nil) {
8494         database_ = database;
8495         roledelegate_ = delegate;
8496     } return self;
8497 }
8498
8499 - (void) resizeSegmentedControl {
8500     CGFloat width = [[self view] frame].size.width;
8501     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8502 }
8503
8504 - (void) viewWillAppear:(BOOL)animated {
8505     [super viewWillAppear:animated];
8506
8507     [self resizeSegmentedControl];
8508 }
8509
8510 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8511     [self resizeSegmentedControl];
8512 }
8513
8514 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8515     [self resizeSegmentedControl];
8516 }
8517
8518 - (void) save {
8519     NSString *role(nil);
8520
8521     switch ([segment_ selectedSegmentIndex]) {
8522         case 0: role = @"User"; break;
8523         case 1: role = @"Hacker"; break;
8524         case 2: role = @"Developer"; break;
8525
8526         _nodefault
8527     }
8528
8529     if (![role isEqualToString:Role_]) {
8530         bool rolling(Role_ == nil);
8531         Role_ = role;
8532
8533         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8534             Role_, @"Role",
8535         nil];
8536
8537         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8538         Changed_ = true;
8539
8540         if (rolling)
8541             [roledelegate_ loadData];
8542         else
8543             [roledelegate_ updateData];
8544     }
8545 }
8546
8547 - (void) segmentChanged:(UISegmentedControl *)control {
8548     [self showDoneButton];
8549 }
8550
8551 - (void) saveAndClose {
8552     [self save];
8553
8554     [[self navigationItem] setRightBarButtonItem:nil];
8555     [[self navigationController] dismissModalViewControllerAnimated:YES];
8556 }
8557
8558 - (void) doneButtonClicked {
8559     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8560     [spinner startAnimating];
8561     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8562     [[self navigationItem] setRightBarButtonItem:spinItem];
8563
8564     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8565 }
8566
8567 - (void) showDoneButton {
8568     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8569         initWithTitle:UCLocalize("DONE")
8570         style:UIBarButtonItemStyleDone
8571         target:self
8572         action:@selector(doneButtonClicked)
8573     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8574 }
8575
8576 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8577     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8578     return 6;
8579 }
8580
8581 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8582     return 0; // :(
8583 }
8584
8585 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8586     return nil; // This method is required by the protocol.
8587 }
8588
8589 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8590     if (section == 1)
8591         return UCLocalize("ROLE_EX");
8592     if (section == 4)
8593         return [NSString stringWithFormat:
8594             @"%@: %@\n%@: %@\n%@: %@",
8595             UCLocalize("USER"), UCLocalize("USER_EX"),
8596             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8597             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8598         ];
8599     else return nil;
8600 }
8601
8602 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8603     return section == 3 ? 44.0f : 0;
8604 }
8605
8606 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8607     return section == 3 ? container_ : nil;
8608 }
8609
8610 - (void) reloadData {
8611     [super reloadData];
8612     [table_ reloadData];
8613 }
8614
8615 @end
8616 /* }}} */
8617 /* Stash Controller {{{ */
8618 @interface StashController : CYViewController {
8619     UIActivityIndicatorView *spinner_;
8620     UILabel *status_;
8621     UILabel *caption_;
8622 }
8623
8624 @end
8625
8626 @implementation StashController
8627
8628 - (void) dealloc {
8629     [self releaseSubviews];
8630
8631     [super dealloc];
8632 }
8633
8634 - (void) loadView {
8635     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8636     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8637
8638     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8639     CGRect spinrect = [spinner_ frame];
8640     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8641     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8642     [spinner_ setFrame:spinrect];
8643     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8644     [[self view] addSubview:spinner_];
8645     [spinner_ startAnimating];
8646
8647     CGRect captrect;
8648     captrect.size.width = [[self view] frame].size.width;
8649     captrect.size.height = 40.0f;
8650     captrect.origin.x = 0;
8651     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8652     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8653     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8654     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8655     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8656     [caption_ setTextColor:[UIColor whiteColor]];
8657     [caption_ setBackgroundColor:[UIColor clearColor]];
8658     [caption_ setShadowColor:[UIColor blackColor]];
8659     [caption_ setTextAlignment:UITextAlignmentCenter];
8660     [[self view] addSubview:caption_];
8661
8662     CGRect statusrect;
8663     statusrect.size.width = [[self view] frame].size.width;
8664     statusrect.size.height = 30.0f;
8665     statusrect.origin.x = 0;
8666     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8667     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8668     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8669     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8670     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8671     [status_ setTextColor:[UIColor whiteColor]];
8672     [status_ setBackgroundColor:[UIColor clearColor]];
8673     [status_ setShadowColor:[UIColor blackColor]];
8674     [status_ setTextAlignment:UITextAlignmentCenter];
8675     [[self view] addSubview:status_];
8676 }
8677
8678 - (void) releaseSubviews {
8679     [spinner_ release];
8680     spinner_ = nil;
8681
8682     [status_ release];
8683     status_ = nil;
8684
8685     [caption_ release];
8686     caption_ = nil;
8687 }
8688
8689 @end
8690 /* }}} */
8691
8692 @interface Cydia : UIApplication <
8693     ConfirmationControllerDelegate,
8694     ProgressControllerDelegate,
8695     CydiaDelegate,
8696     UINavigationControllerDelegate,
8697     UITabBarControllerDelegate
8698 > {
8699     // XXX: evaluate all fields for _transient
8700
8701     UIWindow *window_;
8702     CYTabBarController *tabbar_;
8703
8704     NSMutableArray *essential_;
8705     NSMutableArray *broken_;
8706
8707     Database *database_;
8708
8709     NSURL *starturl_;
8710
8711     unsigned locked_;
8712     unsigned activity_;
8713
8714     StashController *stash_;
8715
8716     bool loaded_;
8717 }
8718
8719 - (void) loadData;
8720
8721 @end
8722
8723 @implementation Cydia
8724
8725 - (void) beginUpdate {
8726     [tabbar_ beginUpdate];
8727 }
8728
8729 - (BOOL) updating {
8730     return [tabbar_ updating];
8731 }
8732
8733 - (void) _loaded {
8734     if ([broken_ count] != 0) {
8735         int count = [broken_ count];
8736
8737         UIAlertView *alert = [[[UIAlertView alloc]
8738             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8739             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8740             delegate:self
8741             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8742             otherButtonTitles:
8743                 UCLocalize("TEMPORARY_IGNORE"),
8744             nil
8745         ] autorelease];
8746
8747         [alert setContext:@"fixhalf"];
8748         [alert show];
8749     } else if (!Ignored_ && [essential_ count] != 0) {
8750         int count = [essential_ count];
8751
8752         UIAlertView *alert = [[[UIAlertView alloc]
8753             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8754             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8755             delegate:self
8756             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8757             otherButtonTitles:
8758                 UCLocalize("UPGRADE_ESSENTIAL"),
8759                 UCLocalize("COMPLETE_UPGRADE"),
8760             nil
8761         ] autorelease];
8762
8763         [alert setContext:@"upgrade"];
8764         [alert show];
8765     }
8766 }
8767
8768 - (void) _saveConfig {
8769     _trace();
8770     MetaFile_.Sync();
8771     _trace();
8772
8773     if (Changed_) {
8774         NSString *error(nil);
8775
8776         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8777             _trace();
8778             NSError *error(nil);
8779             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8780                 NSLog(@"failure to save metadata data: %@", error);
8781             _trace();
8782
8783             Changed_ = false;
8784         } else {
8785             NSLog(@"failure to serialize metadata: %@", error);
8786         }
8787     }
8788 }
8789
8790 // Navigation controller for the queuing badge.
8791 - (CYNavigationController *) queueNavigationController {
8792     NSArray *controllers = [tabbar_ viewControllers];
8793     return [controllers objectAtIndex:3];
8794 }
8795
8796 - (void) _updateData {
8797     [self _saveConfig];
8798
8799     [tabbar_ reloadData];
8800
8801     CYNavigationController *navigation = [self queueNavigationController];
8802
8803     id queuedelegate = nil;
8804     if ([[navigation viewControllers] count] > 0)
8805         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8806
8807     [queuedelegate queueStatusDidChange];
8808     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8809 }
8810
8811 - (void) _refreshIfPossible {
8812     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8813
8814     bool recently = false;
8815     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8816     if (update != nil) {
8817         NSTimeInterval interval([update timeIntervalSinceNow]);
8818         if (interval <= 0 && interval > -(15*60))
8819             recently = true;
8820     }
8821
8822     // Don't automatic refresh if:
8823     //  - We already refreshed recently.
8824     //  - We already auto-refreshed this launch.
8825     //  - Auto-refresh is disabled.
8826     if (recently || loaded_ || ManualRefresh) {
8827         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8828
8829         // If we are cancelling, we need to make sure it knows it's already loaded.
8830         loaded_ = true;
8831         return;
8832     } else {
8833         // We are going to load, so remember that.
8834         loaded_ = true;
8835     }
8836
8837     SCNetworkReachabilityFlags flags; {
8838         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8839         SCNetworkReachabilityGetFlags(reachability, &flags);
8840         CFRelease(reachability);
8841     }
8842
8843     // XXX: this elaborate mess is what Apple is using to determine this? :(
8844     // XXX: do we care if the user has to intervene? maybe that's ok?
8845     bool reachable(
8846         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8847             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8848                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8849                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8850             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8851             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8852         )
8853     );
8854
8855     // If we can reach the server, auto-refresh!
8856     if (reachable)
8857         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8858
8859     [pool release];
8860 }
8861
8862 - (void) refreshIfPossible {
8863     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8864 }
8865
8866 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8867     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8868     [hud setText:UCLocalize("RELOADING_DATA")];
8869
8870     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8871
8872     if (hud != nil)
8873         [self removeProgressHUD:hud];
8874
8875     size_t changes(0);
8876
8877     [essential_ removeAllObjects];
8878     [broken_ removeAllObjects];
8879
8880     NSArray *packages([database_ packages]);
8881     for (Package *package in packages) {
8882         if ([package half])
8883             [broken_ addObject:package];
8884         if ([package upgradableAndEssential:NO]) {
8885             if ([package essential])
8886                 [essential_ addObject:package];
8887             ++changes;
8888         }
8889     }
8890
8891     NSLog(@"changes:#%u", changes);
8892
8893     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8894     if (changes != 0) {
8895         _trace();
8896         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8897         [changesItem setBadgeValue:badge];
8898         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8899         [self setApplicationIconBadgeNumber:changes];
8900     } else {
8901         _trace();
8902         [changesItem setBadgeValue:nil];
8903         [changesItem setAnimatedBadge:NO];
8904         [self setApplicationIconBadgeNumber:0];
8905     }
8906
8907     [self _updateData];
8908
8909     [self refreshIfPossible];
8910 }
8911
8912 - (void) updateData {
8913     [self _updateData];
8914 }
8915
8916 - (void) update_ {
8917     [database_ update];
8918 }
8919
8920 - (void) syncData {
8921     [self _saveConfig];
8922
8923     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8924     _assert(file != NULL);
8925
8926     for (NSString *key in [Sources_ allKeys]) {
8927         NSDictionary *source([Sources_ objectForKey:key]);
8928
8929         fprintf(file, "%s %s %s\n",
8930             [[source objectForKey:@"Type"] UTF8String],
8931             [[source objectForKey:@"URI"] UTF8String],
8932             [[source objectForKey:@"Distribution"] UTF8String]
8933         );
8934     }
8935
8936     fclose(file);
8937
8938     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8939     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8940     if (IsWildcat_)
8941         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8942     [tabbar_ presentModalViewController:navigation animated:YES];
8943
8944     [progress
8945         detachNewThreadSelector:@selector(update_)
8946         toTarget:self
8947         withObject:nil
8948         title:UCLocalize("UPDATING_SOURCES")
8949     ];
8950 }
8951
8952 - (void) addTrivialSource:(NSString *)href {
8953     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8954         @"deb", @"Type",
8955         href, @"URI",
8956         @"./", @"Distribution",
8957     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8958
8959     Changed_ = true;
8960 }
8961
8962 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8963     @synchronized (self) {
8964         [self _reloadDataWithInvocation:invocation];
8965     }
8966 }
8967
8968 - (void) reloadData {
8969     [self reloadDataWithInvocation:nil];
8970 }
8971
8972 - (void) resolve {
8973     pkgProblemResolver *resolver = [database_ resolver];
8974
8975     resolver->InstallProtect();
8976     if (!resolver->Resolve(true))
8977         _error->Discard();
8978 }
8979
8980 - (bool) perform {
8981     // XXX: this is a really crappy way of doing this.
8982     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8983     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8984     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8985     if ([tabbar_ updating])
8986         [tabbar_ cancelUpdate];
8987
8988     if (![database_ prepare])
8989         return false;
8990
8991     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8992     [page setDelegate:self];
8993     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8994     [confirm_ setDelegate:self];
8995
8996     if (IsWildcat_)
8997         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8998     [tabbar_ presentModalViewController:confirm_ animated:YES];
8999
9000     return true;
9001 }
9002
9003 - (void) queue {
9004     @synchronized (self) {
9005         [self perform];
9006     }
9007 }
9008
9009 - (void) clearPackage:(Package *)package {
9010     @synchronized (self) {
9011         [package clear];
9012         [self resolve];
9013         [self perform];
9014     }
9015 }
9016
9017 - (void) installPackages:(NSArray *)packages {
9018     @synchronized (self) {
9019         for (Package *package in packages)
9020             [package install];
9021         [self resolve];
9022         [self perform];
9023     }
9024 }
9025
9026 - (void) installPackage:(Package *)package {
9027     @synchronized (self) {
9028         [package install];
9029         [self resolve];
9030         [self perform];
9031     }
9032 }
9033
9034 - (void) removePackage:(Package *)package {
9035     @synchronized (self) {
9036         [package remove];
9037         [self resolve];
9038         [self perform];
9039     }
9040 }
9041
9042 - (void) distUpgrade {
9043     @synchronized (self) {
9044         if (![database_ upgrade])
9045             return;
9046         [self perform];
9047     }
9048 }
9049
9050 - (void) complete {
9051     @synchronized (self) {
9052         [self _reloadDataWithInvocation:nil];
9053     }
9054 }
9055
9056 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9057     Queuing_ = false;
9058
9059     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9060
9061     if (navigation != nil) {
9062         [navigation pushViewController:progress animated:YES];
9063     } else {
9064         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9065         if (IsWildcat_)
9066             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9067         [tabbar_ presentModalViewController:navigation animated:YES];
9068     }
9069
9070     [progress
9071         detachNewThreadSelector:@selector(perform)
9072         toTarget:database_
9073         withObject:nil
9074         title:UCLocalize("RUNNING")
9075     ];
9076
9077     ++locked_;
9078 }
9079
9080 - (void) progressControllerIsComplete:(ProgressController *)progress {
9081     --locked_;
9082     [self complete];
9083 }
9084
9085 - (void) showSettings {
9086     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9087     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9088     if (IsWildcat_)
9089         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9090     [tabbar_ presentModalViewController:nav animated:YES];
9091 }
9092
9093 - (void) retainNetworkActivityIndicator {
9094     if (activity_++ == 0)
9095         [self setNetworkActivityIndicatorVisible:YES];
9096 }
9097
9098 - (void) releaseNetworkActivityIndicator {
9099     if (--activity_ == 0)
9100         [self setNetworkActivityIndicatorVisible:NO];
9101 }
9102
9103 - (void) cancelAndClear:(bool)clear {
9104     @synchronized (self) {
9105         if (clear) {
9106             [database_ clear];
9107             Queuing_ = false;
9108         } else {
9109             Queuing_ = true;
9110         }
9111
9112         [self _updateData];
9113     }
9114 }
9115
9116 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9117     NSString *context([alert context]);
9118
9119     if ([context isEqualToString:@"fixhalf"]) {
9120         if (button == [alert cancelButtonIndex]) {
9121             @synchronized (self) {
9122                 for (Package *broken in broken_) {
9123                     [broken remove];
9124
9125                     NSString *id = [broken id];
9126                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9127                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9128                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9129                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9130                 }
9131
9132                 [self resolve];
9133                 [self perform];
9134             }
9135         } else if (button == [alert firstOtherButtonIndex]) {
9136             [broken_ removeAllObjects];
9137             [self _loaded];
9138         }
9139
9140         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9141     } else if ([context isEqualToString:@"upgrade"]) {
9142         if (button == [alert firstOtherButtonIndex]) {
9143             @synchronized (self) {
9144                 for (Package *essential in essential_)
9145                     [essential install];
9146
9147                 [self resolve];
9148                 [self perform];
9149             }
9150         } else if (button == [alert firstOtherButtonIndex] + 1) {
9151             [self distUpgrade];
9152         } else if (button == [alert cancelButtonIndex]) {
9153             Ignored_ = YES;
9154         }
9155
9156         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9157     }
9158 }
9159
9160 - (void) system:(NSString *)command { _pooled
9161     _trace();
9162     system([command UTF8String]);
9163     _trace();
9164 }
9165
9166 - (void) applicationWillSuspend {
9167     [database_ clean];
9168     [super applicationWillSuspend];
9169 }
9170
9171 - (BOOL) isSafeToSuspend {
9172     // Use external process status API internally.
9173     // This is probably a really bad idea.
9174     // XXX: what is the point of this? does this solve anything at all?
9175     uint64_t status = 0;
9176     int notify_token;
9177     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9178         notify_get_state(notify_token, &status);
9179         notify_cancel(notify_token);
9180     }
9181
9182     return locked_ == 0 && status == 0;
9183 }
9184
9185 - (void) applicationSuspend:(__GSEvent *)event {
9186     if ([self isSafeToSuspend])
9187         [super applicationSuspend:event];
9188 }
9189
9190 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9191     if ([self isSafeToSuspend])
9192         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9193 }
9194
9195 - (void) _setSuspended:(BOOL)value {
9196     if ([self isSafeToSuspend])
9197         [super _setSuspended:value];
9198 }
9199
9200 - (UIProgressHUD *) addProgressHUD {
9201     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9202     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9203
9204     [window_ setUserInteractionEnabled:NO];
9205     [hud show:YES];
9206
9207     UIViewController *target = tabbar_;
9208     while ([target modalViewController] != nil) target = [target modalViewController];
9209     [[target view] addSubview:hud];
9210
9211     ++locked_;
9212     return hud;
9213 }
9214
9215 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9216     [hud show:NO];
9217     [hud removeFromSuperview];
9218     [window_ setUserInteractionEnabled:YES];
9219     --locked_;
9220 }
9221
9222 - (CYViewController *) pageForPackage:(NSString *)name {
9223     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9224 }
9225
9226 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9227     NSString *scheme([[url scheme] lowercaseString]);
9228     if ([[url absoluteString] length] <= [scheme length] + 3)
9229         return nil;
9230     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9231     NSArray *components([path pathComponents]);
9232
9233     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9234         return [self pageForPackage:[components objectAtIndex:1]];
9235
9236     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9237         return nil;
9238
9239     NSString *base([components objectAtIndex:0]);
9240
9241     CYViewController *controller = nil;
9242
9243     if ([base isEqualToString:@"url"]) {
9244         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9245         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9246         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9247     } else if (!external && [components count] == 1) {
9248         if ([base isEqualToString:@"manage"]) {
9249             controller = [[[ManageController alloc] init] autorelease];
9250         }
9251
9252         if ([base isEqualToString:@"sources"]) {
9253             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9254         }
9255
9256         if ([base isEqualToString:@"home"]) {
9257             controller = [[[HomeController alloc] init] autorelease];
9258         }
9259
9260         if ([base isEqualToString:@"sections"]) {
9261             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9262         }
9263
9264         if ([base isEqualToString:@"search"]) {
9265             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9266         }
9267
9268         if ([base isEqualToString:@"changes"]) {
9269             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9270         }
9271
9272         if ([base isEqualToString:@"installed"]) {
9273             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9274         }
9275     } else if ([components count] == 2) {
9276         NSString *argument = [components objectAtIndex:1];
9277
9278         if ([base isEqualToString:@"package"]) {
9279             controller = [self pageForPackage:argument];
9280         }
9281
9282         if (!external && [base isEqualToString:@"search"]) {
9283             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9284             [(SearchController *)controller setSearchTerm:argument];
9285         }
9286
9287         if (!external && [base isEqualToString:@"sections"]) {
9288             if ([argument isEqualToString:@"all"])
9289                 argument = nil;
9290             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9291         }
9292
9293         if (!external && [base isEqualToString:@"sources"]) {
9294             if ([argument isEqualToString:@"add"]) {
9295                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9296                 [(SourcesController *)controller showAddSourcePrompt];
9297             } else {
9298                 Source *source = [database_ sourceWithKey:argument];
9299                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9300             }
9301         }
9302
9303         if (!external && [base isEqualToString:@"launch"]) {
9304             [self launchApplicationWithIdentifier:argument suspended:NO];
9305             return nil;
9306         }
9307     } else if (!external && [components count] == 3) {
9308         NSString *arg1 = [components objectAtIndex:1];
9309         NSString *arg2 = [components objectAtIndex:2];
9310
9311         if ([base isEqualToString:@"package"]) {
9312             if ([arg2 isEqualToString:@"settings"]) {
9313                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9314             } else if ([arg2 isEqualToString:@"files"]) {
9315                 if (Package *package = [database_ packageWithName:arg1]) {
9316                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9317                     [(FileTable *)controller setPackage:package];
9318                 }
9319             }
9320         }
9321     }
9322
9323     [controller setDelegate:self];
9324     return controller;
9325 }
9326
9327 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9328     CYViewController *page([self pageForURL:url forExternal:external]);
9329
9330     if (page != nil) {
9331         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9332         [nav setViewControllers:[NSArray arrayWithObject:page]];
9333         [tabbar_ setUnselectedViewController:nav];
9334     }
9335
9336     return page != nil;
9337 }
9338
9339 - (void) applicationOpenURL:(NSURL *)url {
9340     [super applicationOpenURL:url];
9341
9342     if (!loaded_) starturl_ = [url retain];
9343     else [self openCydiaURL:url forExternal:YES];
9344 }
9345
9346 - (void) applicationWillResignActive:(UIApplication *)application {
9347     // Stop refreshing if you get a phone call or lock the device.
9348     if ([tabbar_ updating])
9349         [tabbar_ cancelUpdate];
9350
9351     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9352         [super applicationWillResignActive:application];
9353 }
9354
9355 - (void) applicationWillTerminate:(UIApplication *)application {
9356     Changed_ = true;
9357     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9358     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9359     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9360
9361     [self _saveConfig];
9362 }
9363
9364 - (void) addStashController {
9365     ++locked_;
9366     stash_ = [[StashController alloc] init];
9367     [window_ addSubview:[stash_ view]];
9368 }
9369
9370 - (void) removeStashController {
9371     [[stash_ view] removeFromSuperview];
9372     [stash_ release];
9373     --locked_;
9374 }
9375
9376 - (void) stash {
9377     [self setIdleTimerDisabled:YES];
9378
9379     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9380     [self setStatusBarShowsProgress:YES];
9381     UpdateExternalStatus(1);
9382
9383     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9384
9385     UpdateExternalStatus(0);
9386     [self setStatusBarShowsProgress:NO];
9387
9388     [self removeStashController];
9389
9390     if (ExecFork() == 0) {
9391         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9392         perror("launchctl stop");
9393     }
9394 }
9395
9396 - (void) setupViewControllers {
9397     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9398
9399     NSMutableArray *items([NSMutableArray arrayWithObjects:
9400         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9401         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9402         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9403         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9404     nil]);
9405
9406     if (IsWildcat_) {
9407         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9408         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9409     } else {
9410         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9411     }
9412
9413     NSMutableArray *controllers([NSMutableArray array]);
9414     for (UITabBarItem *item in items) {
9415         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9416         [controller setTabBarItem:item];
9417         [controllers addObject:controller];
9418     }
9419     [tabbar_ setViewControllers:controllers];
9420
9421     [tabbar_ setUpdateDelegate:self];
9422 }
9423
9424 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9425     static CYEmulatedLoadingController *fake = nil;
9426
9427     if (view != nil) {
9428         if (fake == nil)
9429             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9430         [view addSubview:[fake view]];
9431     } else {
9432         [[fake view] removeFromSuperview];
9433         [fake release];
9434         fake = nil;
9435     }
9436
9437     return fake;
9438 }
9439
9440 - (void) applicationDidFinishLaunching:(id)unused {
9441 _trace();
9442     CydiaApp = self;
9443
9444     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9445         [self setApplicationSupportsShakeToEdit:NO];
9446
9447     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9448         initWithMemoryCapacity:524288
9449         diskCapacity:10485760
9450         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9451     ] autorelease]];
9452
9453     [CYBrowserController _initialize];
9454
9455     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9456
9457     Font12_ = [[UIFont systemFontOfSize:12] retain];
9458     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9459     Font14_ = [[UIFont systemFontOfSize:14] retain];
9460     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9461     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9462
9463     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9464     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9465
9466     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9467     [window_ orderFront:self];
9468     [window_ makeKey:self];
9469     [window_ setHidden:NO];
9470
9471     if (
9472         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9473         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9474         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9475         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9476         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9477         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9478         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9479         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9480         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9481         false
9482     ) {
9483         [self addStashController];
9484         // XXX: this would be much cleaner as a yieldToSelector:
9485         // that way the removeStashController could happen right here inline
9486         // we also could no longer require the useless stash_ field anymore
9487         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9488         return;
9489     }
9490
9491     database_ = [Database sharedInstance];
9492
9493     [window_ setUserInteractionEnabled:NO];
9494     [self setupViewControllers];
9495     [self showEmulatedLoadingControllerInView:window_];
9496
9497     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9498 _trace();
9499 }
9500
9501 - (void) loadData {
9502 _trace();
9503     if (Role_ == nil) {
9504         [window_ setUserInteractionEnabled:YES];
9505
9506         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9507         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9508         if (IsWildcat_)
9509             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9510         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9511
9512         return;
9513     } else {
9514         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9515             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9516         [window_ setUserInteractionEnabled:NO];
9517     }
9518
9519     [self reloadData];
9520     PrintTimes();
9521
9522     [window_ addSubview:[tabbar_ view]];
9523     [self showEmulatedLoadingControllerInView:nil];
9524     [window_ setUserInteractionEnabled:YES];
9525
9526     int selectedIndex = 0;
9527     NSMutableArray *items = nil;
9528
9529     bool recently = false;
9530     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9531     if (closed != nil) {
9532         NSTimeInterval interval([closed timeIntervalSinceNow]);
9533         // XXX: Is 15 minutes the optimal time here?
9534         if (interval <= 0 && interval > -(15*60))
9535             recently = true;
9536     }
9537
9538     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9539     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9540
9541     BOOL enough = YES;
9542     for (NSArray *entry in items)
9543         if ([entry count] <= 0)
9544             enough = NO;
9545
9546     if (!recently || !items || !enough) {
9547         selectedIndex = 0;
9548         items = [NSMutableArray array];
9549         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9550         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9551         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9552         if (!IsWildcat_) {
9553             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9554         } else {
9555             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9556             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9557         }
9558         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9559     }
9560
9561     [tabbar_ setSelectedIndex:selectedIndex];
9562     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9563         NSArray *stack = [items objectAtIndex:tab];
9564         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9565         NSMutableArray *current = [NSMutableArray array];
9566
9567         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9568             NSString *addr = [stack objectAtIndex:nav];
9569             NSURL *url = [NSURL URLWithString:addr];
9570             CYViewController *page = [self pageForURL:url forExternal:NO];
9571             if (page != nil)
9572                 [current addObject:page];
9573         }
9574
9575         [navigation setViewControllers:current];
9576     }
9577
9578     // (Try to) show the startup URL.
9579     if (starturl_ != nil) {
9580         [self openCydiaURL:starturl_ forExternal:NO];
9581         [starturl_ release];
9582         starturl_ = nil;
9583     }
9584 }
9585
9586 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9587     if (item != nil && IsWildcat_) {
9588         [sheet showFromBarButtonItem:item animated:YES];
9589     } else {
9590         [sheet showInView:window_];
9591     }
9592 }
9593
9594 @end
9595
9596 /*IMP alloc_;
9597 id Alloc_(id self, SEL selector) {
9598     id object = alloc_(self, selector);
9599     lprintf("[%s]A-%p\n", self->isa->name, object);
9600     return object;
9601 }*/
9602
9603 /*IMP dealloc_;
9604 id Dealloc_(id self, SEL selector) {
9605     id object = dealloc_(self, selector);
9606     lprintf("[%s]D-%p\n", self->isa->name, object);
9607     return object;
9608 }*/
9609
9610 Class $WebDefaultUIKitDelegate;
9611
9612 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9613     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9614         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9615     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9616 }
9617
9618 static NSNumber *shouldPlayKeyboardSounds;
9619
9620 Class $UIHardware;
9621
9622 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9623     switch (sound) {
9624         case 1104: // Keyboard Button Clicked
9625         case 1105: // Keyboard Delete Repeated
9626             if (shouldPlayKeyboardSounds == nil) {
9627                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9628                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9629             }
9630
9631             if (![shouldPlayKeyboardSounds boolValue])
9632                 break;
9633
9634         default:
9635             _UIHardware$_playSystemSound$(self, _cmd, sound);
9636     }
9637 }
9638
9639 Class $UIApplication;
9640
9641 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9642     static BOOL initialized = NO;
9643     static BOOL started = NO;
9644
9645     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9646     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9647
9648     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9649         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9650         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9651         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9652
9653         if (initialized && !enabled) {
9654             initialized = NO;
9655             [bundle performSelector:@selector(_accessibilityStopServer)];
9656         } else if (enabled) {
9657             initialized = YES;
9658             if (!started) {
9659                 started = YES;
9660                 [bundle performSelector:@selector(_accessibilityStartServer)];
9661             }
9662         }
9663     }
9664 }
9665
9666 int main(int argc, char *argv[]) { _pooled
9667     _trace();
9668
9669     if (Class $UIDevice = objc_getClass("UIDevice")) {
9670         UIDevice *device([$UIDevice currentDevice]);
9671         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9672     } else
9673         IsWildcat_ = false;
9674
9675     UIScreen *screen([UIScreen mainScreen]);
9676     if ([screen respondsToSelector:@selector(scale)])
9677         ScreenScale_ = [screen scale];
9678     else
9679         ScreenScale_ = 1;
9680
9681     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9682     if (ScreenScale_ > 1)
9683         [parts addObject:@"@2x"];
9684     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9685     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9686
9687     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9688
9689     /* Library Hacks {{{ */
9690     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9691
9692     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9693     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9694     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9695         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9696         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9697     }
9698
9699     $UIHardware = objc_getClass("UIHardware");
9700     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9701     if (UIHardware$_playSystemSound$ != NULL) {
9702         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9703         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9704     }
9705
9706     $UIApplication = objc_getClass("UIApplication");
9707     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9708     if (UIApplication$_updateApplicationAccessibility != NULL) {
9709         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9710         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9711     }
9712     /* }}} */
9713     /* Set Locale {{{ */
9714     Locale_ = CFLocaleCopyCurrent();
9715     Languages_ = [NSLocale preferredLanguages];
9716     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9717     //NSLog(@"%@", [Languages_ description]);
9718
9719     const char *lang;
9720     if (Languages_ == nil || [Languages_ count] == 0)
9721         // XXX: consider just setting to C and then falling through?
9722         lang = NULL;
9723     else {
9724         lang = [[Languages_ objectAtIndex:0] UTF8String];
9725         setenv("LANG", lang, true);
9726     }
9727
9728     //std::setlocale(LC_ALL, lang);
9729     NSLog(@"Setting Language: %s", lang);
9730     /* }}} */
9731
9732     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9733
9734     /* Parse Arguments {{{ */
9735     bool substrate(false);
9736
9737     if (argc != 0) {
9738         char **args(argv);
9739         int arge(1);
9740
9741         for (int argi(1); argi != argc; ++argi)
9742             if (strcmp(argv[argi], "--") == 0) {
9743                 arge = argi;
9744                 argv[argi] = argv[0];
9745                 argv += argi;
9746                 argc -= argi;
9747                 break;
9748             }
9749
9750         for (int argi(1); argi != arge; ++argi)
9751             if (strcmp(args[argi], "--substrate") == 0)
9752                 substrate = true;
9753             else
9754                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9755     }
9756     /* }}} */
9757
9758     App_ = [[NSBundle mainBundle] bundlePath];
9759     Home_ = NSHomeDirectory();
9760     Advanced_ = YES;
9761
9762     setuid(0);
9763     setgid(0);
9764
9765     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9766     alloc_ = alloc->method_imp;
9767     alloc->method_imp = (IMP) &Alloc_;*/
9768
9769     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9770     dealloc_ = dealloc->method_imp;
9771     dealloc->method_imp = (IMP) &Dealloc_;*/
9772
9773     /* System Information {{{ */
9774     size_t size;
9775
9776     int maxproc;
9777     size = sizeof(maxproc);
9778     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9779         perror("sysctlbyname(\"kern.maxproc\", ?)");
9780     else if (maxproc < 64) {
9781         maxproc = 64;
9782         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9783             perror("sysctlbyname(\"kern.maxproc\", #)");
9784     }
9785
9786     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9787     char *osversion = new char[size];
9788     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9789         perror("sysctlbyname(\"kern.osversion\", ?)");
9790     else
9791         System_ = [NSString stringWithUTF8String:osversion];
9792
9793     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9794     char *machine = new char[size];
9795     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9796         perror("sysctlbyname(\"hw.machine\", ?)");
9797     else
9798         Machine_ = machine;
9799
9800     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9801         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9802             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9803                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9804                 CFRelease(serial);
9805             }
9806
9807             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9808                 NSData *data((NSData *) ecid);
9809                 size_t length([data length]);
9810                 uint8_t bytes[length];
9811                 [data getBytes:bytes];
9812                 char string[length * 2 + 1];
9813                 for (size_t i(0); i != length; ++i)
9814                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9815                 ChipID_ = [NSString stringWithUTF8String:string];
9816                 CFRelease(ecid);
9817             }
9818
9819             IOObjectRelease(service);
9820         }
9821     }
9822
9823     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9824
9825     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9826     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9827     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9828
9829     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9830     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9831     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9832
9833     if (mcc != NULL && mnc != NULL)
9834         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9835
9836     if (mnc != NULL)
9837         CFRelease(mnc);
9838     if (mcc != NULL)
9839         CFRelease(mcc);
9840
9841     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9842         Build_ = [system objectForKey:@"ProductBuildVersion"];
9843     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9844         Product_ = [info objectForKey:@"SafariProductVersion"];
9845         Safari_ = [info objectForKey:@"CFBundleVersion"];
9846     }
9847     /* }}} */
9848     /* Load Database {{{ */
9849     _trace();
9850     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9851     _trace();
9852     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9853
9854     if (Metadata_ == NULL)
9855         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9856     else {
9857         Settings_ = [Metadata_ objectForKey:@"Settings"];
9858
9859         Packages_ = [Metadata_ objectForKey:@"Packages"];
9860         Sections_ = [Metadata_ objectForKey:@"Sections"];
9861         Sources_ = [Metadata_ objectForKey:@"Sources"];
9862
9863         Token_ = [Metadata_ objectForKey:@"Token"];
9864     }
9865
9866     if (Settings_ != nil)
9867         Role_ = [Settings_ objectForKey:@"Role"];
9868
9869     if (Sections_ == nil) {
9870         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9871         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9872     }
9873
9874     if (Sources_ == nil) {
9875         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9876         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9877     }
9878     /* }}} */
9879
9880     _trace();
9881     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9882     _trace();
9883
9884     if (Packages_ != nil) {
9885         bool fail(false);
9886         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9887         _trace();
9888
9889         if (!fail) {
9890             [Metadata_ removeObjectForKey:@"Packages"];
9891             Packages_ = nil;
9892             Changed_ = true;
9893         }
9894     }
9895
9896     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9897
9898 #define MobileSubstrate_(name) \
9899     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9900         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9901
9902     MobileSubstrate_(Activator)
9903     MobileSubstrate_(libstatusbar)
9904     MobileSubstrate_(SimulatedKeyEvents)
9905     MobileSubstrate_(WinterBoard)
9906
9907     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9908         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9909
9910     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9911
9912     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9913         unlink("/tmp/.cydia.fw");
9914         goto firmware;
9915     } else if (access("/User", F_OK) != 0 || version < 2) {
9916       firmware:
9917         _trace();
9918         system("/usr/libexec/cydia/firmware.sh");
9919         _trace();
9920     }
9921
9922     _assert([[NSFileManager defaultManager]
9923         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9924         withIntermediateDirectories:YES
9925         attributes:nil
9926         error:NULL
9927     ]);
9928
9929     if (access("/tmp/cydia.chk", F_OK) == 0) {
9930         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9931             _assert(errno == ENOENT);
9932         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9933             _assert(errno == ENOENT);
9934     }
9935
9936     /* APT Initialization {{{ */
9937     _assert(pkgInitConfig(*_config));
9938     _assert(pkgInitSystem(*_config, _system));
9939
9940     if (lang != NULL)
9941         _config->Set("APT::Acquire::Translation", lang);
9942
9943     // XXX: this timeout might be important :(
9944     //_config->Set("Acquire::http::Timeout", 15);
9945
9946     _config->Set("Acquire::http::MaxParallel", 3);
9947     /* }}} */
9948     /* Color Choices {{{ */
9949     space_ = CGColorSpaceCreateDeviceRGB();
9950
9951     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9952     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9953     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9954     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9955     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9956     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9957     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9958     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9959     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9960
9961     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9962     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9963     /* }}}*/
9964     /* UIKit Configuration {{{ */
9965     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9966     if ($GSFontSetUseLegacyFontMetrics != NULL)
9967         $GSFontSetUseLegacyFontMetrics(YES);
9968
9969     // XXX: I have a feeling this was important
9970     //UIKeyboardDisableAutomaticAppearance();
9971     /* }}} */
9972
9973     Colon_ = UCLocalize("COLON_DELIMITED");
9974     Elision_ = UCLocalize("ELISION");
9975     Error_ = UCLocalize("ERROR");
9976     Warning_ = UCLocalize("WARNING");
9977
9978     _trace();
9979     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9980
9981     CGColorSpaceRelease(space_);
9982     CFRelease(Locale_);
9983
9984     return value;
9985 }