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