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         @"ecid",
3865         @"model",
3866         @"plmn",
3867         @"role",
3868         @"serial",
3869     nil];
3870 }
3871
3872 - (NSArray *) attributeKeys {
3873     return [[self class] _attributeKeys];
3874 }
3875
3876 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3877     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3878 }
3879
3880 - (NSString *) device {
3881     return [[UIDevice currentDevice] uniqueIdentifier];
3882 }
3883
3884 - (NSString *) plmn {
3885     return PLMN_;
3886 }
3887
3888 - (NSString *) ecid {
3889     return ChipID_;
3890 }
3891
3892 - (NSString *) serial {
3893     return SerialNumber_;
3894 }
3895
3896 - (NSString *) role {
3897     return Role_;
3898 }
3899
3900 - (NSString *) model {
3901     return [NSString stringWithUTF8String:Machine_];
3902 }
3903
3904 + (NSString *) webScriptNameForSelector:(SEL)selector {
3905     if (false);
3906     else if (selector == @selector(addTrivialSource:))
3907         return @"addTrivialSource";
3908     else if (selector == @selector(close))
3909         return @"close";
3910     else if (selector == @selector(du:))
3911         return @"du";
3912     else if (selector == @selector(stringWithFormat:arguments:))
3913         return @"format";
3914     else if (selector == @selector(getAllSources))
3915         return @"getAllSourcs";
3916     else if (selector == @selector(getKernelNumber:))
3917         return @"getKernelNumber";
3918     else if (selector == @selector(getKernelString:))
3919         return @"getKernelString";
3920     else if (selector == @selector(getInstalledPackages))
3921         return @"getInstalledPackages";
3922     else if (selector == @selector(getPackageById:))
3923         return @"getPackageById";
3924     else if (selector == @selector(installPackages:))
3925         return @"installPackages";
3926     else if (selector == @selector(localizedStringForKey:value:table:))
3927         return @"localize";
3928     else if (selector == @selector(refreshSources))
3929         return @"refreshSources";
3930     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3931         return @"setButtonImage";
3932     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3933         return @"setButtonTitle";
3934     else if (selector == @selector(setPopupHook:))
3935         return @"setPopupHook";
3936     else if (selector == @selector(setSpecial:))
3937         return @"setSpecial";
3938     else if (selector == @selector(setToken:))
3939         return @"setToken";
3940     else if (selector == @selector(setViewportWidth:))
3941         return @"setViewportWidth";
3942     else if (selector == @selector(statfs:))
3943         return @"statfs";
3944     else if (selector == @selector(supports:))
3945         return @"supports";
3946     else
3947         return nil;
3948 }
3949
3950 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3951     return [self webScriptNameForSelector:selector] == nil;
3952 }
3953
3954 - (BOOL) supports:(NSString *)feature {
3955     return [feature isEqualToString:@"window.open"];
3956 }
3957
3958 - (NSNumber *) getKernelNumber:(NSString *)name {
3959     const char *string([name UTF8String]);
3960
3961     size_t size;
3962     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3963         return (id) [NSNull null];
3964
3965     if (size != sizeof(int))
3966         return (id) [NSNull null];
3967
3968     int value;
3969     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3970         return (id) [NSNull null];
3971
3972     return [NSNumber numberWithInt:value];
3973 }
3974
3975 - (NSString *) getKernelString:(NSString *)name {
3976     const char *string([name UTF8String]);
3977
3978     size_t size;
3979     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3980         return (id) [NSNull null];
3981
3982     char value[size + 1];
3983     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3984         return (id) [NSNull null];
3985
3986     // XXX: just in case you request something ludicrous
3987     value[size] = '\0';
3988
3989     return [NSString stringWithCString:value];
3990 }
3991
3992 - (void) addTrivialSource:(NSString *)href {
3993     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3994 }
3995
3996 - (void) refreshSources {
3997     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
3998 }
3999
4000 - (NSArray *) getAllSources {
4001     return [[Database sharedInstance] sources];
4002 }
4003
4004 - (NSArray *) getInstalledPackages {
4005     NSArray *packages([[Database sharedInstance] packages]);
4006     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4007     for (Package *package in packages)
4008         if ([package installed] != nil)
4009             [installed addObject:package];
4010     return installed;
4011 }
4012
4013 - (Package *) getPackageById:(NSString *)id {
4014     Package *package([[Database sharedInstance] packageWithName:id]);
4015     [package parse];
4016     return package;
4017 }
4018
4019 - (NSArray *) statfs:(NSString *)path {
4020     struct statfs stat;
4021
4022     if (path == nil || statfs([path UTF8String], &stat) == -1)
4023         return nil;
4024
4025     return [NSArray arrayWithObjects:
4026         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4027         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4028         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4029     nil];
4030 }
4031
4032 - (NSNumber *) du:(NSString *)path {
4033     NSNumber *value(nil);
4034
4035     int fds[2];
4036     _assert(pipe(fds) != -1);
4037
4038     pid_t pid(ExecFork());
4039     if (pid == 0) {
4040         _assert(dup2(fds[1], 1) != -1);
4041         _assert(close(fds[0]) != -1);
4042         _assert(close(fds[1]) != -1);
4043         /* XXX: this should probably not use du */
4044         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4045         exit(1);
4046         _assert(false);
4047     }
4048
4049     _assert(close(fds[1]) != -1);
4050
4051     if (FILE *du = fdopen(fds[0], "r")) {
4052         char line[1024];
4053         while (fgets(line, sizeof(line), du) != NULL) {
4054             size_t length(strlen(line));
4055             while (length != 0 && line[length - 1] == '\n')
4056                 line[--length] = '\0';
4057             if (char *tab = strchr(line, '\t')) {
4058                 *tab = '\0';
4059                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4060             }
4061         }
4062
4063         fclose(du);
4064     } else _assert(close(fds[0]));
4065
4066     int status;
4067   wait:
4068     if (waitpid(pid, &status, 0) == -1)
4069         if (errno == EINTR)
4070             goto wait;
4071         else _assert(false);
4072
4073     return value;
4074 }
4075
4076 - (void) close {
4077     [indirect_ close];
4078 }
4079
4080 - (void) installPackages:(NSArray *)packages {
4081     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4082 }
4083
4084 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4085     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4086 }
4087
4088 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4089     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4090 }
4091
4092 - (void) setSpecial:(id)function {
4093     [indirect_ setSpecial:function];
4094 }
4095
4096 - (void) setToken:(NSString *)token {
4097     if (Token_ != nil)
4098         [Token_ release];
4099     Token_ = [token retain];
4100
4101     [Metadata_ setObject:Token_ forKey:@"Token"];
4102     Changed_ = true;
4103 }
4104
4105 - (void) setPopupHook:(id)function {
4106     [indirect_ setPopupHook:function];
4107 }
4108
4109 - (void) setViewportWidth:(float)width {
4110     [indirect_ setViewportWidth:width];
4111 }
4112
4113 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4114     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4115     unsigned count([arguments count]);
4116     id values[count];
4117     for (unsigned i(0); i != count; ++i)
4118         values[i] = [arguments objectAtIndex:i];
4119     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4120 }
4121
4122 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4123     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4124         value = nil;
4125     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4126         table = nil;
4127     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4128 }
4129
4130 @end
4131 /* }}} */
4132
4133 /* @ Loading... Indicator {{{ */
4134 @interface CYLoadingIndicator : UIView {
4135     UIActivityIndicatorView *spinner_;
4136     UILabel *label_;
4137     UIView *container_;
4138 }
4139
4140 @property (readonly, nonatomic) UILabel *label;
4141 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4142
4143 @end
4144
4145 @implementation CYLoadingIndicator
4146
4147 - (id) initWithFrame:(CGRect)frame {
4148     if ((self = [super initWithFrame:frame]) != nil) {
4149         container_ = [[[UIView alloc] init] autorelease];
4150         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4151
4152         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4153         [spinner_ startAnimating];
4154         [container_ addSubview:spinner_];
4155
4156         label_ = [[[UILabel alloc] init] autorelease];
4157         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4158         [label_ setBackgroundColor:[UIColor clearColor]];
4159         [label_ setTextColor:[UIColor blackColor]];
4160         [label_ setShadowColor:[UIColor whiteColor]];
4161         [label_ setShadowOffset:CGSizeMake(0, 1)];
4162         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4163         [container_ addSubview:label_];
4164
4165         CGSize viewsize = frame.size;
4166         CGSize spinnersize = [spinner_ bounds].size;
4167         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4168         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4169
4170         CGRect containrect = {
4171             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4172             CGSizeMake(bothwidth, spinnersize.height)
4173         };
4174         CGRect textrect = {
4175             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4176             textsize
4177         };
4178         CGRect spinrect = {
4179             CGPointZero,
4180             spinnersize
4181         };
4182
4183         [container_ setFrame:containrect];
4184         [spinner_ setFrame:spinrect];
4185         [label_ setFrame:textrect];
4186         [self addSubview:container_];
4187     } return self;
4188 }
4189
4190 - (UILabel *) label {
4191     return label_;
4192 }
4193
4194 - (UIActivityIndicatorView *) activityIndicatorView {
4195     return spinner_;
4196 }
4197
4198 @end
4199 /* }}} */
4200 /* Emulated Loading Controller {{{ */
4201 @interface CYEmulatedLoadingController : CYViewController <
4202     ProgressDelegate,
4203     ConfigurationDelegate
4204 > {
4205     _transient Database *database_;
4206     CYLoadingIndicator *indicator_;
4207     UITabBar *tabbar_;
4208     UINavigationBar *navbar_;
4209 }
4210
4211 @end
4212
4213 @implementation CYEmulatedLoadingController
4214
4215 - (void) dealloc {
4216     [self releaseSubviews];
4217     [database_ setDelegate:nil];
4218
4219     [super dealloc];
4220 }
4221
4222 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4223     CYAlertView *sheet([[[CYAlertView alloc]
4224         initWithTitle:title
4225         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4226         defaultButtonIndex:0
4227     ] autorelease]);
4228
4229     [sheet setMessage:error];
4230     [sheet yieldToPopupAlertAnimated:YES];
4231     [sheet dismiss];
4232 }
4233
4234 - (void) setProgressTitle:(NSString *)title { }
4235 - (void) setProgressPercent:(float)percent { }
4236 - (void) startProgress { }
4237 - (void) addProgressOutput:(NSString *)output { }
4238 - (bool) isCancelling:(size_t)received { return NO; }
4239 - (void) setConfigurationData:(NSString *)data { }
4240
4241 - (void) repairWithSelector:(SEL)selector {
4242     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4243     [database_ performSelector:selector];
4244     sleep(10);
4245     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4246 }
4247
4248 - (id) initWithDatabase:(Database *)database {
4249     if ((self = [super init]) != nil) {
4250         database_ = database;
4251         [database_ setDelegate:self];
4252     } return self;
4253 }
4254
4255 - (void) loadView {
4256     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4257     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4258
4259     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4260     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4261     [[self view] addSubview:indicator_];
4262
4263     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4264     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4265     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4266     [[self view] addSubview:tabbar_];
4267
4268     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4269     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4270     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4271     [[self view] addSubview:navbar_];
4272 }
4273
4274 - (void) releaseSubviews {
4275     [indicator_ release];
4276     indicator_ = nil;
4277
4278     [tabbar_ release];
4279     tabbar_ = nil;
4280
4281     [navbar_ release];
4282     navbar_ = nil;
4283 }
4284
4285 @end
4286 /* }}} */
4287
4288 /* Cydia Browser Controller {{{ */
4289 @interface CYBrowserController : BrowserController {
4290     CydiaObject *cydia_;
4291 }
4292
4293 @end
4294
4295 @implementation CYBrowserController
4296
4297 - (void) dealloc {
4298     [cydia_ release];
4299     [super dealloc];
4300 }
4301
4302 - (NSURL *) navigationURL {
4303     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4304 }
4305
4306 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4307 }
4308
4309 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4310     [super webView:view didClearWindowObject:window forFrame:frame];
4311
4312     WebDataSource *source([frame dataSource]);
4313     NSURLResponse *response([source response]);
4314
4315     NSURL *url([response URL]);
4316     NSString *scheme([url scheme]);
4317     NSString *host([url host]);
4318
4319     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4320         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4321         NSDictionary *headers([http allHeaderFields]);
4322         [self setHeaders:headers forHost:host];
4323     }
4324
4325     if (
4326         [host isEqualToString:@"cydia.saurik.com"] ||
4327         [host hasSuffix:@".cydia.saurik.com"] ||
4328         [scheme isEqualToString:@"file"]
4329     )
4330         [window setValue:cydia_ forKey:@"cydia"];
4331 }
4332
4333 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4334     if (System_ != NULL)
4335         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4336     if (Machine_ != NULL)
4337         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4338     if (Token_ != nil)
4339         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4340     if (Role_ != nil)
4341         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4342 }
4343
4344 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4345     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4346     [self _setMoreHeaders:copy];
4347     return copy;
4348 }
4349
4350 - (void) setDelegate:(id)delegate {
4351     [super setDelegate:delegate];
4352     [cydia_ setDelegate:delegate];
4353 }
4354
4355 - (id) init {
4356     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4357         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4358
4359         WebView *webview([[webview_ _documentView] webView]);
4360
4361         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4362
4363         NSString *application = package == nil ? @"Cydia" : [NSString
4364             stringWithFormat:@"Cydia/%@",
4365             [package installed]
4366         ];
4367
4368         if (Safari_ != nil)
4369             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4370         if (Build_ != nil)
4371             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4372         if (Product_ != nil)
4373             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4374
4375         [webview setApplicationNameForUserAgent:application];
4376     } return self;
4377 }
4378
4379 @end
4380 /* }}} */
4381
4382 // CydiaScript {{{
4383 @interface NSObject (CydiaScript)
4384 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4385 @end
4386
4387 @implementation NSObject (CydiaScript)
4388
4389 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4390     return self;
4391 }
4392
4393 @end
4394
4395 @implementation NSArray (CydiaScript)
4396
4397 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4398     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4399     for (size_t i(0), e([self count]); i != e; ++i)
4400         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4401     return object;
4402 }
4403
4404 @end
4405
4406 @implementation NSDictionary (CydiaScript)
4407
4408 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4409     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4410     for (id i in self)
4411         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4412     return object;
4413 }
4414
4415 @end
4416 // }}}
4417
4418 /* Confirmation Controller {{{ */
4419 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4420     if (!iterator.end())
4421         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4422             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4423                 continue;
4424             pkgCache::PkgIterator package(dep.TargetPkg());
4425             if (package.end())
4426                 continue;
4427             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4428                 return true;
4429         }
4430
4431     return false;
4432 }
4433
4434 @protocol ConfirmationControllerDelegate
4435 - (void) cancelAndClear:(bool)clear;
4436 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4437 - (void) queue;
4438 @end
4439
4440 @interface ConfirmationController : CYBrowserController {
4441     _transient Database *database_;
4442
4443     UIAlertView *essential_;
4444
4445     NSDictionary *changes_;
4446     NSMutableArray *issues_;
4447     NSDictionary *sizes_;
4448
4449     BOOL substrate_;
4450 }
4451
4452 - (id) initWithDatabase:(Database *)database;
4453
4454 @end
4455
4456 @implementation ConfirmationController
4457
4458 - (void) dealloc {
4459     [changes_ release];
4460     [issues_ release];
4461     [sizes_ release];
4462
4463     if (essential_ != nil)
4464         [essential_ release];
4465
4466     [super dealloc];
4467 }
4468
4469 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4470     NSString *context([alert context]);
4471
4472     if ([context isEqualToString:@"remove"]) {
4473         if (button == [alert cancelButtonIndex]) {
4474             [self dismissModalViewControllerAnimated:YES];
4475         } else if (button == [alert firstOtherButtonIndex]) {
4476             if (substrate_)
4477                 Finish_ = 2;
4478             [delegate_ confirmWithNavigationController:[self navigationController]];
4479         }
4480
4481         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4482     } else if ([context isEqualToString:@"unable"]) {
4483         [self dismissModalViewControllerAnimated:YES];
4484         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4485     } else {
4486         [super alertView:alert clickedButtonAtIndex:button];
4487     }
4488 }
4489
4490 - (void) _doContinue {
4491     [self dismissModalViewControllerAnimated:YES];
4492     [delegate_ cancelAndClear:NO];
4493 }
4494
4495 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4496     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4497     return nil;
4498 }
4499
4500 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4501     [super webView:view didClearWindowObject:window forFrame:frame];
4502
4503     [window setValue:[changes_ Cydia$webScriptObjectInContext:window] forKey:@"changes"];
4504     [window setValue:[issues_ Cydia$webScriptObjectInContext:window] forKey:@"issues"];
4505     [window setValue:[sizes_ Cydia$webScriptObjectInContext:window] forKey:@"sizes"];
4506
4507     [window setValue:self forKey:@"queue"];
4508 }
4509
4510 - (id) initWithDatabase:(Database *)database {
4511     if ((self = [super init]) != nil) {
4512         database_ = database;
4513
4514         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4515         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4516         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4517         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4518         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4519
4520         bool remove(false);
4521
4522         pkgCacheFile &cache([database_ cache]);
4523         NSArray *packages([database_ packages]);
4524         pkgDepCache::Policy *policy([database_ policy]);
4525
4526         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4527
4528         for (Package *package in packages) {
4529             pkgCache::PkgIterator iterator([package iterator]);
4530             NSString *name([package id]);
4531
4532             if ([package broken]) {
4533                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4534
4535                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4536                     name, @"package",
4537                     reasons, @"reasons",
4538                 nil]];
4539
4540                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4541                 if (ver.end())
4542                     continue;
4543
4544                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4545                     pkgCache::DepIterator start;
4546                     pkgCache::DepIterator end;
4547                     dep.GlobOr(start, end); // ++dep
4548
4549                     if (!cache->IsImportantDep(end))
4550                         continue;
4551                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4552                         continue;
4553
4554                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4555
4556                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4557                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4558                         clauses, @"clauses",
4559                     nil]];
4560
4561                     _forever {
4562                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4563
4564                         pkgCache::PkgIterator target(start.TargetPkg());
4565                         if (target->ProvidesList != 0)
4566                             reason = @"missing";
4567                         else {
4568                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4569                             if (!ver.end()) {
4570                                 reason = @"installed";
4571                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4572                             } else if (!cache[target].CandidateVerIter(cache).end())
4573                                 reason = @"uninstalled";
4574                             else if (target->ProvidesList == 0)
4575                                 reason = @"uninstallable";
4576                             else
4577                                 reason = @"virtual";
4578                         }
4579
4580                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4581                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4582                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4583                         nil]);
4584
4585                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4586                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4587                             version, @"version",
4588                             reason, @"reason",
4589                             installed, @"installed",
4590                         nil]];
4591
4592                         // yes, seriously. (wtf?)
4593                         if (start == end)
4594                             break;
4595                         ++start;
4596                     }
4597                 }
4598             }
4599
4600             pkgDepCache::StateCache &state(cache[iterator]);
4601
4602             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4603
4604             if (state.NewInstall())
4605                 [installs addObject:name];
4606             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4607                 [reinstalls addObject:name];
4608             else if (state.Upgrade())
4609                 [upgrades addObject:name];
4610             else if (state.Downgrade())
4611                 [downgrades addObject:name];
4612             else if (!state.Delete())
4613                 continue;
4614             else if (special_r(name))
4615                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4616                     [NSNull null], @"package",
4617                     [NSArray arrayWithObjects:
4618                         [NSDictionary dictionaryWithObjectsAndKeys:
4619                             @"Conflicts", @"relationship",
4620                             [NSArray arrayWithObjects:
4621                                 [NSDictionary dictionaryWithObjectsAndKeys:
4622                                     name, @"package",
4623                                     [NSNull null], @"version",
4624                                     @"installed", @"reason",
4625                                 nil],
4626                             nil], @"clauses",
4627                         nil],
4628                     nil], @"reasons",
4629                 nil]];
4630             else {
4631                 if ([package essential])
4632                     remove = true;
4633                 [removes addObject:name];
4634             }
4635
4636             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4637             substrate_ |= DepSubstrate(iterator.CurrentVer());
4638         }
4639
4640         if (!remove)
4641             essential_ = nil;
4642         else if (Advanced_) {
4643             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4644
4645             essential_ = [[UIAlertView alloc]
4646                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4647                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4648                 delegate:self
4649                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4650                 otherButtonTitles:
4651                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4652                 nil
4653             ];
4654
4655             [essential_ setContext:@"remove"];
4656         } else {
4657             essential_ = [[UIAlertView alloc]
4658                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4659                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4660                 delegate:self
4661                 cancelButtonTitle:UCLocalize("OKAY")
4662                 otherButtonTitles:nil
4663             ];
4664
4665             [essential_ setContext:@"unable"];
4666         }
4667
4668         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4669             installs, @"installs",
4670             reinstalls, @"reinstalls",
4671             upgrades, @"upgrades",
4672             downgrades, @"downgrades",
4673             removes, @"removes",
4674         nil];
4675
4676         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4677             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4678             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4679         nil];
4680
4681         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4682
4683         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4684             initWithTitle:UCLocalize("CANCEL")
4685             style:UIBarButtonItemStylePlain
4686             target:self
4687             action:@selector(cancelButtonClicked)
4688         ] autorelease]];
4689     } return self;
4690 }
4691
4692 #if !AlwaysReload
4693 - (void) applyRightButton {
4694     if ([issues_ count] == 0 && ![self isLoading])
4695         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4696             initWithTitle:UCLocalize("CONFIRM")
4697             style:UIBarButtonItemStyleDone
4698             target:self
4699             action:@selector(confirmButtonClicked)
4700         ] autorelease]];
4701     else
4702         [[self navigationItem] setRightBarButtonItem:nil];
4703 }
4704 #endif
4705
4706 - (void) cancelButtonClicked {
4707     [self dismissModalViewControllerAnimated:YES];
4708     [delegate_ cancelAndClear:YES];
4709 }
4710
4711 #if !AlwaysReload
4712 - (void) confirmButtonClicked {
4713     if (essential_ != nil)
4714         [essential_ show];
4715     else {
4716         if (substrate_)
4717             Finish_ = 2;
4718         [delegate_ confirmWithNavigationController:[self navigationController]];
4719     }
4720 }
4721 #endif
4722
4723 @end
4724 /* }}} */
4725
4726 /* Progress Data {{{ */
4727 @interface ProgressData : NSObject {
4728     SEL selector_;
4729     // XXX: should these really both be _transient?
4730     _transient id target_;
4731     _transient id object_;
4732 }
4733
4734 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4735
4736 - (SEL) selector;
4737 - (id) target;
4738 - (id) object;
4739
4740 @end
4741
4742 @implementation ProgressData
4743
4744 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4745     if ((self = [super init]) != nil) {
4746         selector_ = selector;
4747         target_ = target;
4748         object_ = object;
4749     } return self;
4750 }
4751
4752 - (SEL) selector {
4753     return selector_;
4754 }
4755
4756 - (id) target {
4757     return target_;
4758 }
4759
4760 - (id) object {
4761     return object_;
4762 }
4763
4764 @end
4765 /* }}} */
4766 /* Progress Controller {{{ */
4767 @interface ProgressController : CYViewController <
4768     ConfigurationDelegate,
4769     ProgressDelegate
4770 > {
4771     _transient Database *database_;
4772     UIProgressBar *progress_;
4773     UITextView *output_;
4774     UITextLabel *status_;
4775     UIPushButton *close_;
4776     BOOL running_;
4777     SHA1SumValue springlist_;
4778     SHA1SumValue notifyconf_;
4779     NSString *title_;
4780 }
4781
4782 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4783
4784 - (void) _retachThread;
4785 - (void) _detachNewThreadData:(ProgressData *)data;
4786 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4787
4788 - (BOOL) isRunning;
4789
4790 @end
4791
4792 @protocol ProgressControllerDelegate
4793 - (void) progressControllerIsComplete:(ProgressController *)sender;
4794 @end
4795
4796 @implementation ProgressController
4797
4798 - (void) dealloc {
4799     [database_ setDelegate:nil];
4800     [progress_ release];
4801     [output_ release];
4802     [status_ release];
4803     [close_ release];
4804     if (title_ != nil)
4805         [title_ release];
4806     [super dealloc];
4807 }
4808
4809 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4810     if ((self = [super init]) != nil) {
4811         database_ = database;
4812         [database_ setDelegate:self];
4813         delegate_ = delegate;
4814
4815         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4816
4817         progress_ = [[UIProgressBar alloc] init];
4818         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4819         [progress_ setStyle:0];
4820
4821         status_ = [[UITextLabel alloc] init];
4822         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4823         [status_ setColor:[UIColor whiteColor]];
4824         [status_ setBackgroundColor:[UIColor clearColor]];
4825         [status_ setCentersHorizontally:YES];
4826         //[status_ setFont:font];
4827
4828         output_ = [[UITextView alloc] init];
4829         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4830         //[output_ setTextFont:@"Courier New"];
4831         [output_ setFont:[[output_ font] fontWithSize:12]];
4832         [output_ setTextColor:[UIColor whiteColor]];
4833         [output_ setBackgroundColor:[UIColor clearColor]];
4834         [output_ setMarginTop:0];
4835         [output_ setAllowsRubberBanding:YES];
4836         [output_ setEditable:NO];
4837         [[self view] addSubview:output_];
4838
4839         close_ = [[UIPushButton alloc] init];
4840         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4841         [close_ setAutosizesToFit:NO];
4842         [close_ setDrawsShadow:YES];
4843         [close_ setStretchBackground:YES];
4844         [close_ setEnabled:YES];
4845         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4846         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4847         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4848         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4849     } return self;
4850 }
4851
4852 - (void) positionViews {
4853     CGRect bounds = [[self view] bounds];
4854     CGSize prgsize = [UIProgressBar defaultSize];
4855
4856     CGRect prgrect = {{
4857         (bounds.size.width - prgsize.width) / 2,
4858         bounds.size.height - prgsize.height - 20
4859     }, prgsize};
4860
4861     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4862
4863     [progress_ setFrame:prgrect];
4864     [status_ setFrame:CGRectMake(
4865         10,
4866         bounds.size.height - prgsize.height - 50,
4867         bounds.size.width - 20,
4868         24
4869     )];
4870     [output_ setFrame:CGRectMake(
4871         10,
4872         20,
4873         bounds.size.width - 20,
4874         bounds.size.height - 96
4875     )];
4876     [close_ setFrame:CGRectMake(
4877         (bounds.size.width - closewidth) / 2,
4878         bounds.size.height - prgsize.height - 50,
4879         closewidth,
4880         32 + prgsize.height
4881     )];
4882 }
4883
4884 - (void) viewWillAppear:(BOOL)animated {
4885     [super viewDidAppear:animated];
4886     [[self navigationItem] setHidesBackButton:YES];
4887     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4888
4889     [self positionViews];
4890 }
4891
4892 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4893     [self positionViews];
4894 }
4895
4896 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4897     NSString *context([alert context]);
4898
4899     if ([context isEqualToString:@"conffile"]) {
4900         FILE *input = [database_ input];
4901         if (button == [alert cancelButtonIndex])
4902             fprintf(input, "N\n");
4903         else if (button == [alert firstOtherButtonIndex])
4904             fprintf(input, "Y\n");
4905         fflush(input);
4906     }
4907 }
4908
4909 - (void) closeButtonPushed {
4910     running_ = NO;
4911
4912     UpdateExternalStatus(0);
4913
4914     switch (Finish_) {
4915         case 0:
4916             [self dismissModalViewControllerAnimated:YES];
4917         break;
4918
4919         case 1:
4920             [delegate_ terminateWithSuccess];
4921             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4922                 [delegate_ suspendWithAnimation:YES];
4923             else
4924                 [delegate_ suspend];*/
4925         break;
4926
4927         case 2:
4928             _trace();
4929             goto reload;
4930
4931         case 3:
4932             _trace();
4933             goto reload;
4934
4935         reload:
4936             system("/usr/bin/sbreload");
4937             _trace();
4938         break;
4939
4940         case 4:
4941             _trace();
4942             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4943                 SBReboot(SBSSpringBoardServerPort());
4944             else
4945                 reboot2(RB_AUTOBOOT);
4946         break;
4947     }
4948 }
4949
4950 - (void) _retachThread {
4951     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4952
4953     [[self view] addSubview:close_];
4954     [progress_ removeFromSuperview];
4955     [status_ removeFromSuperview];
4956
4957     [database_ popErrorWithTitle:title_];
4958     [delegate_ progressControllerIsComplete:self];
4959
4960     if (Finish_ < 4) {
4961         FileFd file;
4962         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4963             _error->Discard();
4964         else {
4965             MMap mmap(file, MMap::ReadOnly);
4966             SHA1Summation sha1;
4967             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4968             if (!(notifyconf_ == sha1.Result()))
4969                 Finish_ = 4;
4970         }
4971     }
4972
4973     if (Finish_ < 3) {
4974         FileFd file;
4975         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4976             _error->Discard();
4977         else {
4978             MMap mmap(file, MMap::ReadOnly);
4979             SHA1Summation sha1;
4980             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4981             if (!(springlist_ == sha1.Result()))
4982                 Finish_ = 3;
4983         }
4984     }
4985
4986     switch (Finish_) {
4987         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4988         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4989         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4990         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4991         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4992     }
4993
4994     _trace();
4995     system("su -c /usr/bin/uicache mobile");
4996     _trace();
4997
4998     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4999
5000     [delegate_ setStatusBarShowsProgress:NO];
5001 }
5002
5003 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
5004     [[data target] performSelector:[data selector] withObject:[data object]];
5005     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
5006 }
5007
5008 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
5009     UpdateExternalStatus(1);
5010
5011     if (title_ != nil)
5012         [title_ release];
5013     if (title == nil)
5014         title_ = nil;
5015     else
5016         title_ = [title retain];
5017
5018     [[self navigationItem] setTitle:title_];
5019
5020     [status_ setText:nil];
5021     [output_ setText:@""];
5022     [progress_ setProgress:0];
5023
5024     [close_ removeFromSuperview];
5025     [[self view] addSubview:progress_];
5026     [[self view] addSubview:status_];
5027
5028     [delegate_ setStatusBarShowsProgress:YES];
5029     running_ = YES;
5030
5031     {
5032         FileFd file;
5033         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5034             _error->Discard();
5035         else {
5036             MMap mmap(file, MMap::ReadOnly);
5037             SHA1Summation sha1;
5038             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5039             notifyconf_ = sha1.Result();
5040         }
5041     }
5042
5043     {
5044         FileFd file;
5045         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5046             _error->Discard();
5047         else {
5048             MMap mmap(file, MMap::ReadOnly);
5049             SHA1Summation sha1;
5050             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5051             springlist_ = sha1.Result();
5052         }
5053     }
5054
5055     [NSThread
5056         detachNewThreadSelector:@selector(_detachNewThreadData:)
5057         toTarget:self
5058         withObject:[[[ProgressData alloc]
5059             initWithSelector:selector
5060             target:target
5061             object:object
5062         ] autorelease]
5063     ];
5064 }
5065
5066 - (void) repairWithSelector:(SEL)selector {
5067     [self
5068         detachNewThreadSelector:selector
5069         toTarget:database_
5070         withObject:nil
5071         title:UCLocalize("REPAIRING")
5072     ];
5073 }
5074
5075 - (void) setConfigurationData:(NSString *)data {
5076     [self
5077         performSelectorOnMainThread:@selector(_setConfigurationData:)
5078         withObject:data
5079         waitUntilDone:YES
5080     ];
5081 }
5082
5083 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5084     CYAlertView *sheet([[[CYAlertView alloc]
5085         initWithTitle:title
5086         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5087         defaultButtonIndex:0
5088     ] autorelease]);
5089
5090     [sheet setMessage:error];
5091     [sheet yieldToPopupAlertAnimated:YES];
5092     [sheet dismiss];
5093 }
5094
5095 - (void) setProgressTitle:(NSString *)title {
5096     [self
5097         performSelectorOnMainThread:@selector(_setProgressTitle:)
5098         withObject:title
5099         waitUntilDone:YES
5100     ];
5101 }
5102
5103 - (void) setProgressPercent:(float)percent {
5104     [self
5105         performSelectorOnMainThread:@selector(_setProgressPercent:)
5106         withObject:[NSNumber numberWithFloat:percent]
5107         waitUntilDone:YES
5108     ];
5109 }
5110
5111 - (void) startProgress {
5112 }
5113
5114 - (void) addProgressOutput:(NSString *)output {
5115     [self
5116         performSelectorOnMainThread:@selector(_addProgressOutput:)
5117         withObject:output
5118         waitUntilDone:YES
5119     ];
5120 }
5121
5122 - (bool) isCancelling:(size_t)received {
5123     return false;
5124 }
5125
5126 - (void) _setConfigurationData:(NSString *)data {
5127     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5128
5129     if (!conffile_r(data)) {
5130         lprintf("E:invalid conffile\n");
5131         return;
5132     }
5133
5134     NSString *ofile = conffile_r[1];
5135     //NSString *nfile = conffile_r[2];
5136
5137     UIAlertView *alert = [[[UIAlertView alloc]
5138         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5139         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5140         delegate:self
5141         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5142         otherButtonTitles:
5143             UCLocalize("ACCEPT_NEW_COPY"),
5144             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5145         nil
5146     ] autorelease];
5147
5148     [alert setContext:@"conffile"];
5149     [alert show];
5150 }
5151
5152 - (void) _setProgressTitle:(NSString *)title {
5153     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5154     for (size_t i(0), e([words count]); i != e; ++i) {
5155         NSString *word([words objectAtIndex:i]);
5156         if (Package *package = [database_ packageWithName:word])
5157             [words replaceObjectAtIndex:i withObject:[package name]];
5158     }
5159
5160     [status_ setText:[words componentsJoinedByString:@" "]];
5161 }
5162
5163 - (void) _setProgressPercent:(NSNumber *)percent {
5164     [progress_ setProgress:[percent floatValue]];
5165 }
5166
5167 - (void) _addProgressOutput:(NSString *)output {
5168     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5169     CGSize size = [output_ contentSize];
5170     CGPoint offset = [output_ contentOffset];
5171     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5172         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5173         [output_ scrollRectToVisible:rect animated:YES];
5174     }
5175 }
5176
5177 - (BOOL) isRunning {
5178     return running_;
5179 }
5180
5181 @end
5182 /* }}} */
5183
5184 /* Cell Content View {{{ */
5185 @protocol ContentDelegate
5186 - (void) drawContentRect:(CGRect)rect;
5187 @end
5188
5189 @interface ContentView : UIView {
5190     _transient id<ContentDelegate> delegate_;
5191 }
5192
5193 @end
5194
5195 @implementation ContentView
5196
5197 - (id) initWithFrame:(CGRect)frame {
5198     if ((self = [super initWithFrame:frame]) != nil) {
5199         [self setNeedsDisplayOnBoundsChange:YES];
5200     } return self;
5201 }
5202
5203 - (void) setDelegate:(id<ContentDelegate>)delegate {
5204     delegate_ = delegate;
5205 }
5206
5207 - (void) drawRect:(CGRect)rect {
5208     [super drawRect:rect];
5209     [delegate_ drawContentRect:rect];
5210 }
5211
5212 @end
5213 /* }}} */
5214 /* Cydia TableView Cell {{{ */
5215 @interface CYTableViewCell : UITableViewCell {
5216     ContentView *content_;
5217     bool highlighted_;
5218 }
5219
5220 @end
5221
5222 @implementation CYTableViewCell
5223
5224 - (void) dealloc {
5225     [content_ release];
5226     [super dealloc];
5227 }
5228
5229 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5230     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5231
5232     if (view == content_) {
5233         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5234         highlighted_ = highlighted;
5235     }
5236
5237     [super _updateHighlightColorsForView:view highlighted:highlighted];
5238 }
5239
5240 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5241     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5242     highlighted_ = selected;
5243
5244     [super setSelected:selected animated:animated];
5245     [content_ setNeedsDisplay];
5246 }
5247
5248 @end
5249 /* }}} */
5250
5251 /* Package Cell {{{ */
5252 @interface PackageCell : CYTableViewCell <
5253     ContentDelegate
5254 > {
5255     UIImage *icon_;
5256     NSString *name_;
5257     NSString *description_;
5258     bool commercial_;
5259     NSString *source_;
5260     UIImage *badge_;
5261     Package *package_;
5262     UIImage *placard_;
5263 }
5264
5265 - (PackageCell *) init;
5266 - (void) setPackage:(Package *)package;
5267
5268 - (void) drawContentRect:(CGRect)rect;
5269
5270 @end
5271
5272 @implementation PackageCell
5273
5274 - (void) clearPackage {
5275     if (icon_ != nil) {
5276         [icon_ release];
5277         icon_ = nil;
5278     }
5279
5280     if (name_ != nil) {
5281         [name_ release];
5282         name_ = nil;
5283     }
5284
5285     if (description_ != nil) {
5286         [description_ release];
5287         description_ = nil;
5288     }
5289
5290     if (source_ != nil) {
5291         [source_ release];
5292         source_ = nil;
5293     }
5294
5295     if (badge_ != nil) {
5296         [badge_ release];
5297         badge_ = nil;
5298     }
5299
5300     if (placard_ != nil) {
5301         [placard_ release];
5302         placard_ = nil;
5303     }
5304
5305     [package_ release];
5306     package_ = nil;
5307 }
5308
5309 - (void) dealloc {
5310     [self clearPackage];
5311     [super dealloc];
5312 }
5313
5314 - (PackageCell *) init {
5315     CGRect frame(CGRectMake(0, 0, 320, 74));
5316     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5317         UIView *content([self contentView]);
5318         CGRect bounds([content bounds]);
5319
5320         content_ = [[ContentView alloc] initWithFrame:bounds];
5321         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5322         [content addSubview:content_];
5323
5324         [content_ setDelegate:self];
5325         [content_ setOpaque:YES];
5326     } return self;
5327 }
5328
5329 - (NSString *) accessibilityLabel {
5330     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5331 }
5332
5333 - (void) setPackage:(Package *)package {
5334     [self clearPackage];
5335     [package parse];
5336
5337     Source *source = [package source];
5338
5339     icon_ = [[package icon] retain];
5340     name_ = [[package name] retain];
5341
5342     if (IsWildcat_)
5343         description_ = [package longDescription];
5344     if (description_ == nil)
5345         description_ = [package shortDescription];
5346     if (description_ != nil)
5347         description_ = [description_ retain];
5348
5349     commercial_ = [package isCommercial];
5350
5351     package_ = [package retain];
5352
5353     NSString *label = nil;
5354     bool trusted = false;
5355
5356     if (source != nil) {
5357         label = [source label];
5358         trusted = [source trusted];
5359     } else if ([[package id] isEqualToString:@"firmware"])
5360         label = UCLocalize("APPLE");
5361     else
5362         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5363
5364     NSString *from(label);
5365
5366     NSString *section = [package simpleSection];
5367     if (section != nil && ![section isEqualToString:label]) {
5368         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5369         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5370     }
5371
5372     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5373     source_ = [from retain];
5374
5375     if (NSString *purpose = [package primaryPurpose])
5376         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5377             badge_ = [badge_ retain];
5378
5379     UIColor *color;
5380     NSString *placard;
5381
5382     if (NSString *mode = [package_ mode]) {
5383         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5384             color = RemovingColor_;
5385             //placard = @"removing";
5386         } else {
5387             color = InstallingColor_;
5388             //placard = @"installing";
5389         }
5390
5391         // XXX: the removing/installing placards are not @2x
5392         placard = nil;
5393     } else {
5394         color = [UIColor whiteColor];
5395
5396         if ([package installed] != nil)
5397             placard = @"installed";
5398         else
5399             placard = nil;
5400     }
5401
5402     [content_ setBackgroundColor:color];
5403
5404     if (placard != nil)
5405         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5406             placard_ = [placard_ retain];
5407
5408     [self setNeedsDisplay];
5409     [content_ setNeedsDisplay];
5410 }
5411
5412 - (void) drawContentRect:(CGRect)rect {
5413     bool highlighted(highlighted_);
5414     float width([self bounds].size.width);
5415
5416 #if 0
5417     CGContextRef context(UIGraphicsGetCurrentContext());
5418     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5419     CGContextFillRect(context, rect);
5420 #endif
5421
5422     if (icon_ != nil) {
5423         CGRect rect;
5424         rect.size = [icon_ size];
5425
5426         rect.size.width /= 2;
5427         rect.size.height /= 2;
5428
5429         rect.origin.x = 25 - rect.size.width / 2;
5430         rect.origin.y = 25 - rect.size.height / 2;
5431
5432         [icon_ drawInRect:rect];
5433     }
5434
5435     if (badge_ != nil) {
5436         CGRect rect;
5437         rect.size = [badge_ size];
5438
5439         rect.size.width /= 2;
5440         rect.size.height /= 2;
5441
5442         rect.origin.x = 36 - rect.size.width / 2;
5443         rect.origin.y = 36 - rect.size.height / 2;
5444
5445         [badge_ drawInRect:rect];
5446     }
5447
5448     if (highlighted)
5449         UISetColor(White_);
5450
5451     if (!highlighted)
5452         UISetColor(commercial_ ? Purple_ : Black_);
5453     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5454     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5455
5456     if (!highlighted)
5457         UISetColor(commercial_ ? Purplish_ : Gray_);
5458     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5459
5460     if (placard_ != nil)
5461         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5462 }
5463
5464 @end
5465 /* }}} */
5466 /* Section Cell {{{ */
5467 @interface SectionCell : CYTableViewCell <
5468     ContentDelegate
5469 > {
5470     NSString *basic_;
5471     NSString *section_;
5472     NSString *name_;
5473     NSString *count_;
5474     UIImage *icon_;
5475     UISwitch *switch_;
5476     BOOL editing_;
5477 }
5478
5479 - (void) setSection:(Section *)section editing:(BOOL)editing;
5480
5481 @end
5482
5483 @implementation SectionCell
5484
5485 - (void) clearSection {
5486     if (basic_ != nil) {
5487         [basic_ release];
5488         basic_ = nil;
5489     }
5490
5491     if (section_ != nil) {
5492         [section_ release];
5493         section_ = nil;
5494     }
5495
5496     if (name_ != nil) {
5497         [name_ release];
5498         name_ = nil;
5499     }
5500
5501     if (count_ != nil) {
5502         [count_ release];
5503         count_ = nil;
5504     }
5505 }
5506
5507 - (void) dealloc {
5508     [self clearSection];
5509     [icon_ release];
5510     [switch_ release];
5511     [super dealloc];
5512 }
5513
5514 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5515     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5516         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5517         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5518         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5519
5520         UIView *content([self contentView]);
5521         CGRect bounds([content bounds]);
5522
5523         content_ = [[ContentView alloc] initWithFrame:bounds];
5524         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5525         [content addSubview:content_];
5526         [content_ setBackgroundColor:[UIColor whiteColor]];
5527
5528         [content_ setDelegate:self];
5529     } return self;
5530 }
5531
5532 - (void) onSwitch:(id)sender {
5533     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5534     if (metadata == nil) {
5535         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5536         [Sections_ setObject:metadata forKey:basic_];
5537     }
5538
5539     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5540     Changed_ = true;
5541 }
5542
5543 - (void) setSection:(Section *)section editing:(BOOL)editing {
5544     if (editing != editing_) {
5545         if (editing_)
5546             [switch_ removeFromSuperview];
5547         else
5548             [self addSubview:switch_];
5549         editing_ = editing;
5550     }
5551
5552     [self clearSection];
5553
5554     if (section == nil) {
5555         name_ = [UCLocalize("ALL_PACKAGES") retain];
5556         count_ = nil;
5557     } else {
5558         basic_ = [section name];
5559         if (basic_ != nil)
5560             basic_ = [basic_ retain];
5561
5562         section_ = [section localized];
5563         if (section_ != nil)
5564             section_ = [section_ retain];
5565
5566         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5567         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5568
5569         if (editing_)
5570             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5571     }
5572
5573     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5574     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5575
5576     [content_ setNeedsDisplay];
5577 }
5578
5579 - (void) setFrame:(CGRect)frame {
5580     [super setFrame:frame];
5581
5582     CGRect rect([switch_ frame]);
5583     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5584 }
5585
5586 - (NSString *) accessibilityLabel {
5587     return name_;
5588 }
5589
5590 - (void) drawContentRect:(CGRect)rect {
5591     bool highlighted(highlighted_ && !editing_);
5592
5593     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5594
5595     if (highlighted)
5596         UISetColor(White_);
5597
5598     float width(rect.size.width);
5599     if (editing_)
5600         width -= 87;
5601
5602     if (!highlighted)
5603         UISetColor(Black_);
5604     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5605
5606     CGSize size = [count_ sizeWithFont:Font14_];
5607
5608     UISetColor(White_);
5609     if (count_ != nil)
5610         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5611 }
5612
5613 @end
5614 /* }}} */
5615
5616 /* File Table {{{ */
5617 @interface FileTable : CYViewController <
5618     UITableViewDataSource,
5619     UITableViewDelegate
5620 > {
5621     _transient Database *database_;
5622     Package *package_;
5623     NSString *name_;
5624     NSMutableArray *files_;
5625     UITableView *list_;
5626 }
5627
5628 - (id) initWithDatabase:(Database *)database;
5629 - (void) setPackage:(Package *)package;
5630
5631 @end
5632
5633 @implementation FileTable
5634
5635 - (void) dealloc {
5636     [self releaseSubviews];
5637
5638     [package_ release];
5639     [name_ release];
5640     [files_ release];
5641
5642     [super dealloc];
5643 }
5644
5645 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5646     return files_ == nil ? 0 : [files_ count];
5647 }
5648
5649 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5650     return 24.0f;
5651 }*/
5652
5653 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5654     static NSString *reuseIdentifier = @"Cell";
5655
5656     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5657     if (cell == nil) {
5658         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5659         [cell setFont:[UIFont systemFontOfSize:16]];
5660     }
5661     [cell setText:[files_ objectAtIndex:indexPath.row]];
5662     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5663
5664     return cell;
5665 }
5666
5667 - (NSURL *) navigationURL {
5668     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5669 }
5670
5671 - (void) loadView {
5672     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5673
5674     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5675     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5676     [list_ setRowHeight:24.0f];
5677     [list_ setDataSource:self];
5678     [list_ setDelegate:self];
5679     [[self view] addSubview:list_];
5680 }
5681
5682 - (void) viewDidLoad {
5683     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5684 }
5685
5686 - (void) releaseSubviews {
5687     [list_ release];
5688     list_ = nil;
5689 }
5690
5691 - (id) initWithDatabase:(Database *)database {
5692     if ((self = [super init]) != nil) {
5693         database_ = database;
5694
5695         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5696     } return self;
5697 }
5698
5699 - (void) setPackage:(Package *)package {
5700     if (package_ != nil) {
5701         [package_ autorelease];
5702         package_ = nil;
5703     }
5704
5705     if (name_ != nil) {
5706         [name_ release];
5707         name_ = nil;
5708     }
5709
5710     [files_ removeAllObjects];
5711
5712     if (package != nil) {
5713         package_ = [package retain];
5714         name_ = [[package id] retain];
5715
5716         if (NSArray *files = [package files])
5717             [files_ addObjectsFromArray:files];
5718
5719         if ([files_ count] != 0) {
5720             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5721                 [files_ removeObjectAtIndex:0];
5722             [files_ sortUsingSelector:@selector(compareByPath:)];
5723
5724             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5725             [stack addObject:@"/"];
5726
5727             for (int i(0), e([files_ count]); i != e; ++i) {
5728                 NSString *file = [files_ objectAtIndex:i];
5729                 while (![file hasPrefix:[stack lastObject]])
5730                     [stack removeLastObject];
5731                 NSString *directory = [stack lastObject];
5732                 [stack addObject:[file stringByAppendingString:@"/"]];
5733                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5734                     ([stack count] - 2) * 3, "",
5735                     [file substringFromIndex:[directory length]]
5736                 ]];
5737             }
5738         }
5739     }
5740
5741     [list_ reloadData];
5742 }
5743
5744 - (void) reloadData {
5745     [super reloadData];
5746
5747     [self setPackage:[database_ packageWithName:name_]];
5748 }
5749
5750 @end
5751 /* }}} */
5752 /* Package Controller {{{ */
5753 @interface CYPackageController : CYBrowserController <
5754     UIActionSheetDelegate
5755 > {
5756     _transient Database *database_;
5757     Package *package_;
5758     NSString *name_;
5759     bool commercial_;
5760     NSMutableArray *buttons_;
5761     UIBarButtonItem *button_;
5762 }
5763
5764 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5765
5766 @end
5767
5768 @implementation CYPackageController
5769
5770 - (void) dealloc {
5771     if (package_ != nil)
5772         [package_ release];
5773     if (name_ != nil)
5774         [name_ release];
5775
5776     [buttons_ release];
5777
5778     if (button_ != nil)
5779         [button_ release];
5780
5781     [super dealloc];
5782 }
5783
5784 - (NSURL *) navigationURL {
5785     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5786 }
5787
5788 /* XXX: this is not safe at all... localization of /fail/ */
5789 - (void) _clickButtonWithName:(NSString *)name {
5790     if ([name isEqualToString:UCLocalize("CLEAR")])
5791         [delegate_ clearPackage:package_];
5792     else if ([name isEqualToString:UCLocalize("INSTALL")])
5793         [delegate_ installPackage:package_];
5794     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5795         [delegate_ installPackage:package_];
5796     else if ([name isEqualToString:UCLocalize("REMOVE")])
5797         [delegate_ removePackage:package_];
5798     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5799         [delegate_ installPackage:package_];
5800     else _assert(false);
5801 }
5802
5803 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5804     NSString *context([sheet context]);
5805
5806     if ([context isEqualToString:@"modify"]) {
5807         if (button != [sheet cancelButtonIndex]) {
5808             NSString *buttonName = [buttons_ objectAtIndex:button];
5809             [self _clickButtonWithName:buttonName];
5810         }
5811
5812         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5813     }
5814 }
5815
5816 - (bool) _allowJavaScriptPanel {
5817     return commercial_;
5818 }
5819
5820 #if !AlwaysReload
5821 - (void) _customButtonClicked {
5822     int count([buttons_ count]);
5823     if (count == 0)
5824         return;
5825
5826     if (count == 1)
5827         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5828     else {
5829         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5830         [buttons addObjectsFromArray:buttons_];
5831
5832         UIActionSheet *sheet = [[[UIActionSheet alloc]
5833             initWithTitle:nil
5834             delegate:self
5835             cancelButtonTitle:nil
5836             destructiveButtonTitle:nil
5837             otherButtonTitles:nil
5838         ] autorelease];
5839
5840         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5841         if (!IsWildcat_) {
5842            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5843            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5844         }
5845         [sheet setContext:@"modify"];
5846
5847         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5848     }
5849 }
5850
5851 // We don't want to allow non-commercial packages to do custom things to the install button,
5852 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5853 - (void) customButtonClicked {
5854     if (commercial_)
5855         [super customButtonClicked];
5856     else
5857         [self _customButtonClicked];
5858 }
5859
5860 - (void) reloadButtonClicked {
5861     // Don't reload a commerical package by tapping the loading button,
5862     // but if it's not an Install button, we should forward it on.
5863     if (![package_ uninstalled])
5864         [self _customButtonClicked];
5865 }
5866
5867 - (void) applyLoadingTitle {
5868     // Don't show "Loading" as the title. Ever.
5869 }
5870
5871 - (UIBarButtonItem *) rightButton {
5872     return button_;
5873 }
5874 #endif
5875
5876 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5877     if ((self = [super init]) != nil) {
5878         database_ = database;
5879         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5880         name_ = [[NSString alloc] initWithString:name];
5881         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5882     } return self;
5883 }
5884
5885 - (void) reloadData {
5886     if (package_ != nil)
5887         [package_ autorelease];
5888     package_ = [database_ packageWithName:name_];
5889
5890     [buttons_ removeAllObjects];
5891
5892     if (package_ != nil) {
5893         [package_ parse];
5894
5895         package_ = [package_ retain];
5896         commercial_ = [package_ isCommercial];
5897
5898         if ([package_ mode] != nil)
5899             [buttons_ addObject:UCLocalize("CLEAR")];
5900         if ([package_ source] == nil);
5901         else if ([package_ upgradableAndEssential:NO])
5902             [buttons_ addObject:UCLocalize("UPGRADE")];
5903         else if ([package_ uninstalled])
5904             [buttons_ addObject:UCLocalize("INSTALL")];
5905         else
5906             [buttons_ addObject:UCLocalize("REINSTALL")];
5907         if (![package_ uninstalled])
5908             [buttons_ addObject:UCLocalize("REMOVE")];
5909     }
5910
5911     if (button_ != nil)
5912         [button_ release];
5913
5914     NSString *title;
5915     switch ([buttons_ count]) {
5916         case 0: title = nil; break;
5917         case 1: title = [buttons_ objectAtIndex:0]; break;
5918         default: title = UCLocalize("MODIFY"); break;
5919     }
5920
5921     button_ = [[UIBarButtonItem alloc]
5922         initWithTitle:title
5923         style:UIBarButtonItemStylePlain
5924         target:self
5925         action:@selector(customButtonClicked)
5926     ];
5927
5928     [super reloadData];
5929 }
5930
5931 - (bool) isLoading {
5932     return commercial_ ? [super isLoading] : false;
5933 }
5934
5935 @end
5936 /* }}} */
5937
5938 /* Package List Controller {{{ */
5939 @interface PackageListController : CYViewController <
5940     UITableViewDataSource,
5941     UITableViewDelegate
5942 > {
5943     _transient Database *database_;
5944     unsigned era_;
5945     NSMutableArray *packages_;
5946     NSMutableArray *sections_;
5947     UITableView *list_;
5948     NSMutableArray *index_;
5949     NSMutableDictionary *indices_;
5950     NSString *title_;
5951 }
5952
5953 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5954 - (void) setDelegate:(id)delegate;
5955 - (void) resetCursor;
5956
5957 @end
5958
5959 @implementation PackageListController
5960
5961 - (void) dealloc {
5962     [packages_ release];
5963     [sections_ release];
5964     [list_ release];
5965     [index_ release];
5966     [indices_ release];
5967     [title_ release];
5968
5969     [super dealloc];
5970 }
5971
5972 - (void) deselectWithAnimation:(BOOL)animated {
5973     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5974 }
5975
5976 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5977     CGRect base = [[self view] bounds];
5978     base.size.height -= bounds.size.height;
5979     base.origin = [list_ frame].origin;
5980
5981     [UIView beginAnimations:nil context:NULL];
5982     [UIView setAnimationBeginsFromCurrentState:YES];
5983     [UIView setAnimationCurve:curve];
5984     [UIView setAnimationDuration:duration];
5985     [list_ setFrame:base];
5986     [UIView commitAnimations];
5987 }
5988
5989 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5990     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5991 }
5992
5993 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5994     [self resizeForKeyboardBounds:bounds duration:0];
5995 }
5996
5997 - (void) keyboardWillShow:(NSNotification *)notification {
5998     CGRect bounds;
5999     CGPoint center;
6000     NSTimeInterval duration;
6001     UIViewAnimationCurve curve;
6002     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6003     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6004     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6005     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6006
6007     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);
6008     UIViewController *base = self;
6009     while ([base parentViewController] != nil)
6010         base = [base parentViewController];
6011     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6012     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6013
6014     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6015 }
6016
6017 - (void) keyboardWillHide:(NSNotification *)notification {
6018     NSTimeInterval duration;
6019     UIViewAnimationCurve curve;
6020     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6021     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6022
6023     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6024 }
6025
6026 - (void) viewWillAppear:(BOOL)animated {
6027     [super viewWillAppear:animated];
6028
6029     [self resizeForKeyboardBounds:CGRectZero];
6030     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6031     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6032 }
6033
6034 - (void) viewWillDisappear:(BOOL)animated {
6035     [super viewWillDisappear:animated];
6036
6037     [self resizeForKeyboardBounds:CGRectZero];
6038     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6039     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6040 }
6041
6042 - (void) viewDidAppear:(BOOL)animated {
6043     [super viewDidAppear:animated];
6044     [self deselectWithAnimation:animated];
6045 }
6046
6047 - (void) didSelectPackage:(Package *)package {
6048     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6049     [view setDelegate:delegate_];
6050     [[self navigationController] pushViewController:view animated:YES];
6051 }
6052
6053 #if TryIndexedCollation
6054 + (BOOL) hasIndexedCollation {
6055     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6056 }
6057 #endif
6058
6059 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6060     NSInteger count([sections_ count]);
6061     return count == 0 ? 1 : count;
6062 }
6063
6064 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6065     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6066         return nil;
6067     return [[sections_ objectAtIndex:section] name];
6068 }
6069
6070 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6071     if ([sections_ count] == 0)
6072         return 0;
6073     return [[sections_ objectAtIndex:section] count];
6074 }
6075
6076 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6077 @synchronized (database_) {
6078     if ([database_ era] != era_)
6079         return nil;
6080
6081     Section *section([sections_ objectAtIndex:[path section]]);
6082     NSInteger row([path row]);
6083     Package *package([packages_ objectAtIndex:([section row] + row)]);
6084     return [[package retain] autorelease];
6085 } }
6086
6087 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6088     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6089     if (cell == nil)
6090         cell = [[[PackageCell alloc] init] autorelease];
6091     [cell setPackage:[self packageAtIndexPath:path]];
6092     return cell;
6093 }
6094
6095 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6096     Package *package([self packageAtIndexPath:path]);
6097     package = [database_ packageWithName:[package id]];
6098     [self didSelectPackage:package];
6099 }
6100
6101 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6102     // XXX: is 20 the most optimal number here?
6103     return [packages_ count] > 20 ? index_ : nil;
6104 }
6105
6106 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6107 #if TryIndexedCollation
6108     if ([[self class] hasIndexedCollation]) {
6109         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6110     }
6111 #endif
6112
6113     return index;
6114 }
6115
6116 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6117     if ((self = [super init]) != nil) {
6118         database_ = database;
6119         title_ = [title copy];
6120         [[self navigationItem] setTitle:title_];
6121
6122 #if TryIndexedCollation
6123         if ([[self class] hasIndexedCollation])
6124             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6125         else
6126 #endif
6127             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6128
6129         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6130
6131         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6132         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6133
6134         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6135         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6136         [list_ setRowHeight:73];
6137         [[self view] addSubview:list_];
6138
6139         [list_ setDataSource:self];
6140         [list_ setDelegate:self];
6141     } return self;
6142 }
6143
6144 - (void) setDelegate:(id)delegate {
6145     delegate_ = delegate;
6146 }
6147
6148 - (bool) hasPackage:(Package *)package {
6149     return true;
6150 }
6151
6152 - (void) reloadData {
6153     [super reloadData];
6154
6155     era_ = [database_ era];
6156     NSArray *packages = [database_ packages];
6157
6158     [packages_ removeAllObjects];
6159     [sections_ removeAllObjects];
6160
6161     _profile(PackageTable$reloadData$Filter)
6162         for (Package *package in packages)
6163             if ([self hasPackage:package])
6164                 [packages_ addObject:package];
6165     _end
6166
6167     [indices_ removeAllObjects];
6168
6169     Section *section = nil;
6170
6171 #if TryIndexedCollation
6172     if ([[self class] hasIndexedCollation]) {
6173         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6174         NSArray *titles = [collation sectionIndexTitles];
6175         int secidx = -1;
6176
6177         _profile(PackageTable$reloadData$Section)
6178             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6179                 Package *package;
6180                 int index;
6181
6182                 _profile(PackageTable$reloadData$Section$Package)
6183                     package = [packages_ objectAtIndex:offset];
6184                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6185                 _end
6186
6187                 while (secidx < index) {
6188                     secidx += 1;
6189
6190                     _profile(PackageTable$reloadData$Section$Allocate)
6191                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6192                     _end
6193
6194                     _profile(PackageTable$reloadData$Section$Add)
6195                         [sections_ addObject:section];
6196                     _end
6197                 }
6198
6199                 [section addToCount];
6200             }
6201         _end
6202     } else
6203 #endif
6204     {
6205         [index_ removeAllObjects];
6206
6207         _profile(PackageTable$reloadData$Section)
6208             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6209                 Package *package;
6210                 unichar index;
6211
6212                 _profile(PackageTable$reloadData$Section$Package)
6213                     package = [packages_ objectAtIndex:offset];
6214                     index = [package index];
6215                 _end
6216
6217                 if (section == nil || [section index] != index) {
6218                     _profile(PackageTable$reloadData$Section$Allocate)
6219                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6220                     _end
6221
6222                     [index_ addObject:[section name]];
6223                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6224
6225                     _profile(PackageTable$reloadData$Section$Add)
6226                         [sections_ addObject:section];
6227                     _end
6228                 }
6229
6230                 [section addToCount];
6231             }
6232         _end
6233     }
6234
6235     _profile(PackageTable$reloadData$List)
6236         [list_ reloadData];
6237     _end
6238 }
6239
6240 - (void) resetCursor {
6241     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6242 }
6243
6244 @end
6245 /* }}} */
6246 /* Filtered Package List Controller {{{ */
6247 @interface FilteredPackageListController : PackageListController {
6248     SEL filter_;
6249     IMP imp_;
6250     id object_;
6251 }
6252
6253 - (void) setObject:(id)object;
6254 - (void) setObject:(id)object forFilter:(SEL)filter;
6255
6256 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6257
6258 @end
6259
6260 @implementation FilteredPackageListController
6261
6262 - (void) dealloc {
6263     if (object_ != nil)
6264         [object_ release];
6265     [super dealloc];
6266 }
6267
6268 - (void) setFilter:(SEL)filter {
6269     filter_ = filter;
6270
6271     /* XXX: this is an unsafe optimization of doomy hell */
6272     Method method(class_getInstanceMethod([Package class], filter));
6273     _assert(method != NULL);
6274     imp_ = method_getImplementation(method);
6275     _assert(imp_ != NULL);
6276 }
6277
6278 - (void) setObject:(id)object {
6279     if (object_ != nil)
6280         [object_ release];
6281     if (object == nil)
6282         object_ = nil;
6283     else
6284         object_ = [object retain];
6285 }
6286
6287 - (void) setObject:(id)object forFilter:(SEL)filter {
6288     [self setFilter:filter];
6289     [self setObject:object];
6290 }
6291
6292 - (bool) hasPackage:(Package *)package {
6293     _profile(FilteredPackageTable$hasPackage)
6294         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6295     _end
6296 }
6297
6298 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6299     if ((self = [super initWithDatabase:database title:title]) != nil) {
6300         [self setFilter:filter];
6301         [self setObject:object];
6302     } return self;
6303 }
6304
6305 @end
6306 /* }}} */
6307
6308 /* Home Controller {{{ */
6309 @interface HomeController : CYBrowserController {
6310 }
6311
6312 @end
6313
6314 @implementation HomeController
6315
6316 + (BOOL) shouldHideNavigationBar {
6317     return NO;
6318 }
6319
6320 - (NSURL *) navigationURL {
6321     return [NSURL URLWithString:@"cydia://home"];
6322 }
6323
6324 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6325     [super _setMoreHeaders:request];
6326
6327     if (ChipID_ != nil)
6328         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6329     if (UniqueID_ != nil)
6330         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6331     if (PLMN_ != nil)
6332         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6333 }
6334
6335 - (void) aboutButtonClicked {
6336     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6337
6338     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6339     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6340     [alert setCancelButtonIndex:0];
6341
6342     [alert setMessage:
6343         @"Copyright (C) 2008-2011\n"
6344         "Jay Freeman (saurik)\n"
6345         "saurik@saurik.com\n"
6346         "http://www.saurik.com/"
6347     ];
6348
6349     [alert show];
6350 }
6351
6352 - (void) viewWillDisappear:(BOOL)animated {
6353     [super viewWillDisappear:animated];
6354
6355     if ([[self class] shouldHideNavigationBar])
6356         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6357 }
6358
6359 - (void) viewWillAppear:(BOOL)animated {
6360     if (![self hasLoaded])
6361         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6362
6363     [super viewWillAppear:animated];
6364
6365     if ([[self class] shouldHideNavigationBar])
6366         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6367 }
6368
6369 - (void) viewDidLoad {
6370     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6371         initWithTitle:UCLocalize("ABOUT")
6372         style:UIBarButtonItemStylePlain
6373         target:self
6374         action:@selector(aboutButtonClicked)
6375     ] autorelease]];
6376 }
6377
6378 @end
6379 /* }}} */
6380 /* Manage Controller {{{ */
6381 @interface ManageController : CYBrowserController {
6382 }
6383
6384 - (void) queueStatusDidChange;
6385
6386 @end
6387
6388 @implementation ManageController
6389
6390 - (NSURL *) navigationURL {
6391     return [NSURL URLWithString:@"cydia://manage"];
6392 }
6393
6394 - (void) viewWillAppear:(BOOL)animated {
6395     if (![self hasLoaded])
6396         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6397
6398     [super viewWillAppear:animated];
6399 }
6400
6401 - (void) viewDidLoad {
6402     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6403         initWithTitle:UCLocalize("SETTINGS")
6404         style:UIBarButtonItemStylePlain
6405         target:self
6406         action:@selector(settingsButtonClicked)
6407     ] autorelease]];
6408
6409     [self queueStatusDidChange];
6410 }
6411
6412 - (void) settingsButtonClicked {
6413     [delegate_ showSettings];
6414 }
6415
6416 #if !AlwaysReload
6417 - (void) queueButtonClicked {
6418     [delegate_ queue];
6419 }
6420
6421 - (void) applyLoadingTitle {
6422     // Disable "Loading" title.
6423 }
6424
6425 - (void) applyRightButton {
6426     // Disable right button.
6427 }
6428 #endif
6429
6430 - (void) queueStatusDidChange {
6431 #if !AlwaysReload
6432     if (!IsWildcat_ && Queuing_) {
6433         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6434             initWithTitle:UCLocalize("QUEUE")
6435             style:UIBarButtonItemStyleDone
6436             target:self
6437             action:@selector(queueButtonClicked)
6438         ] autorelease]];
6439     } else {
6440         [[self navigationItem] setRightBarButtonItem:nil];
6441     }
6442 #endif
6443 }
6444
6445 - (bool) isLoading {
6446     // Never show as loading.
6447     return false;
6448 }
6449
6450 @end
6451 /* }}} */
6452
6453 /* Refresh Bar {{{ */
6454 @interface RefreshBar : UINavigationBar {
6455     UIProgressIndicator *indicator_;
6456     UITextLabel *prompt_;
6457     UIProgressBar *progress_;
6458     UINavigationButton *cancel_;
6459 }
6460
6461 @end
6462
6463 @implementation RefreshBar
6464
6465 - (void) dealloc {
6466     [indicator_ release];
6467     [prompt_ release];
6468     [progress_ release];
6469     [cancel_ release];
6470     [super dealloc];
6471 }
6472
6473 - (void) positionViews {
6474     CGRect frame = [cancel_ frame];
6475     frame.size = [cancel_ sizeThatFits:frame.size];
6476     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6477     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6478     [cancel_ setFrame:frame];
6479
6480     CGSize prgsize = {75, 100};
6481     CGRect prgrect = {{
6482         [self frame].size.width - prgsize.width - 10,
6483         ([self frame].size.height - prgsize.height) / 2
6484     } , prgsize};
6485     [progress_ setFrame:prgrect];
6486
6487     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6488     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6489     CGRect indrect = {{indoffset, indoffset}, indsize};
6490     [indicator_ setFrame:indrect];
6491
6492     CGSize prmsize = {215, indsize.height + 4};
6493     CGRect prmrect = {{
6494         indoffset * 2 + indsize.width,
6495         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6496     }, prmsize};
6497     [prompt_ setFrame:prmrect];
6498 }
6499
6500 - (void) setFrame:(CGRect)frame {
6501     [super setFrame:frame];
6502     [self positionViews];
6503 }
6504
6505 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6506     if ((self = [super initWithFrame:frame]) != nil) {
6507         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6508
6509         [self setBarStyle:UIBarStyleBlack];
6510
6511         UIBarStyle barstyle([self _barStyle:NO]);
6512         bool ugly(barstyle == UIBarStyleDefault);
6513
6514         UIProgressIndicatorStyle style = ugly ?
6515             UIProgressIndicatorStyleMediumBrown :
6516             UIProgressIndicatorStyleMediumWhite;
6517
6518         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6519         [indicator_ setStyle:style];
6520         [indicator_ startAnimation];
6521         [self addSubview:indicator_];
6522
6523         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6524         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6525         [prompt_ setBackgroundColor:[UIColor clearColor]];
6526         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6527         [self addSubview:prompt_];
6528
6529         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6530         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6531         [progress_ setStyle:0];
6532         [self addSubview:progress_];
6533
6534         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6535         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6536         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6537         [cancel_ setBarStyle:barstyle];
6538
6539         [self positionViews];
6540     } return self;
6541 }
6542
6543 - (void) cancel {
6544     [cancel_ removeFromSuperview];
6545 }
6546
6547 - (void) start {
6548     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6549     [progress_ setProgress:0];
6550     [self addSubview:cancel_];
6551 }
6552
6553 - (void) stop {
6554     [cancel_ removeFromSuperview];
6555 }
6556
6557 - (void) setPrompt:(NSString *)prompt {
6558     [prompt_ setText:prompt];
6559 }
6560
6561 - (void) setProgress:(float)progress {
6562     [progress_ setProgress:progress];
6563 }
6564
6565 @end
6566 /* }}} */
6567
6568 @class CYNavigationController;
6569
6570 /* Cydia Tab Bar Controller {{{ */
6571 @interface CYTabBarController : UITabBarController <
6572     UITabBarControllerDelegate,
6573     ProgressDelegate
6574 > {
6575     _transient Database *database_;
6576     RefreshBar *refreshbar_;
6577
6578     bool dropped_;
6579     bool updating_;
6580     // XXX: ok, "updatedelegate_"?...
6581     _transient NSObject<CydiaDelegate> *updatedelegate_;
6582
6583     id root_;
6584     UIViewController *remembered_;
6585     _transient UIViewController *transient_;
6586 }
6587
6588 - (NSArray *) navigationURLCollection;
6589 - (void) dropBar:(BOOL)animated;
6590 - (void) beginUpdate;
6591 - (void) raiseBar:(BOOL)animated;
6592 - (BOOL) updating;
6593
6594 @end
6595
6596 @implementation CYTabBarController
6597
6598 - (void) setUnselectedViewController:(UIViewController *)transient {
6599     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6600     if (transient != nil) {
6601         if (transient_ == nil)
6602             remembered_ = [[controllers objectAtIndex:0] retain];
6603         transient_ = transient;
6604         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6605         [controllers replaceObjectAtIndex:0 withObject:transient_];
6606         [self setSelectedIndex:0];
6607         [self setViewControllers:controllers];
6608         [self concealTabBarSelection];
6609     } else if (remembered_ != nil) {
6610         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6611         transient_ = transient;
6612         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6613         [remembered_ release];
6614         remembered_ = nil;
6615         [self setViewControllers:controllers];
6616         [self revealTabBarSelection];
6617     }
6618 }
6619
6620 - (UIViewController *) unselectedViewController {
6621     return transient_;
6622 }
6623
6624 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6625     if ([self unselectedViewController])
6626         [self setUnselectedViewController:nil];
6627 }
6628
6629 - (NSArray *) navigationURLCollection {
6630     NSMutableArray *items([NSMutableArray array]);
6631
6632     // XXX: Should this deal with transient view controllers?
6633     for (id navigation in [self viewControllers]) {
6634         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6635         if (stack != nil)
6636             [items addObject:stack];
6637     }
6638
6639     return items;
6640 }
6641
6642 - (void) reloadData {
6643     for (CYViewController *controller in [self viewControllers])
6644         [controller reloadData];
6645
6646     [(CYNavigationController *)[self unselectedViewController] reloadData];
6647 }
6648
6649 - (void) dealloc {
6650     [refreshbar_ release];
6651     [[NSNotificationCenter defaultCenter] removeObserver:self];
6652
6653     [super dealloc];
6654 }
6655
6656 - (id) initWithDatabase:(Database *)database {
6657     if ((self = [super init]) != nil) {
6658         database_ = database;
6659         [self setDelegate:self];
6660
6661         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6662         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6663
6664         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6665     } return self;
6666 }
6667
6668 - (void) setUpdate:(NSDate *)date {
6669     [self beginUpdate];
6670 }
6671
6672 - (void) beginUpdate {
6673     [refreshbar_ start];
6674     [self dropBar:YES];
6675
6676     [updatedelegate_ retainNetworkActivityIndicator];
6677     updating_ = true;
6678
6679     [NSThread
6680         detachNewThreadSelector:@selector(performUpdate)
6681         toTarget:self
6682         withObject:nil
6683     ];
6684 }
6685
6686 - (void) performUpdate { _pooled
6687     Status status;
6688     status.setDelegate(self);
6689     [database_ updateWithStatus:status];
6690
6691     [self
6692         performSelectorOnMainThread:@selector(completeUpdate)
6693         withObject:nil
6694         waitUntilDone:NO
6695     ];
6696 }
6697
6698 - (void) stopUpdateWithSelector:(SEL)selector {
6699     updating_ = false;
6700     [updatedelegate_ releaseNetworkActivityIndicator];
6701
6702     [self raiseBar:YES];
6703     [refreshbar_ stop];
6704
6705     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6706 }
6707
6708 - (void) completeUpdate {
6709     if (!updating_)
6710         return;
6711     [self stopUpdateWithSelector:@selector(reloadData)];
6712 }
6713
6714 - (void) cancelUpdate {
6715     [self stopUpdateWithSelector:@selector(updateData)];
6716 }
6717
6718 - (void) cancelPressed {
6719     [self cancelUpdate];
6720 }
6721
6722 - (BOOL) updating {
6723     return updating_;
6724 }
6725
6726 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6727     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6728 }
6729
6730 - (void) startProgress {
6731 }
6732
6733 - (void) setProgressTitle:(NSString *)title {
6734     [self
6735         performSelectorOnMainThread:@selector(_setProgressTitle:)
6736         withObject:title
6737         waitUntilDone:YES
6738     ];
6739 }
6740
6741 - (bool) isCancelling:(size_t)received {
6742     return !updating_;
6743 }
6744
6745 - (void) setProgressPercent:(float)percent {
6746     [self
6747         performSelectorOnMainThread:@selector(_setProgressPercent:)
6748         withObject:[NSNumber numberWithFloat:percent]
6749         waitUntilDone:YES
6750     ];
6751 }
6752
6753 - (void) addProgressOutput:(NSString *)output {
6754     [self
6755         performSelectorOnMainThread:@selector(_addProgressOutput:)
6756         withObject:output
6757         waitUntilDone:YES
6758     ];
6759 }
6760
6761 - (void) _setProgressTitle:(NSString *)title {
6762     [refreshbar_ setPrompt:title];
6763 }
6764
6765 - (void) _setProgressPercent:(NSNumber *)percent {
6766     [refreshbar_ setProgress:[percent floatValue]];
6767 }
6768
6769 - (void) _addProgressOutput:(NSString *)output {
6770 }
6771
6772 - (void) setUpdateDelegate:(id)delegate {
6773     updatedelegate_ = delegate;
6774 }
6775
6776 - (CGFloat) statusBarHeight {
6777     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6778         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6779     } else {
6780         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6781     }
6782 }
6783
6784 - (UIView *) transitionView {
6785     if ([self respondsToSelector:@selector(_transitionView)])
6786         return [self _transitionView];
6787     else
6788         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6789 }
6790
6791 - (void) dropBar:(BOOL)animated {
6792     if (dropped_)
6793         return;
6794     dropped_ = true;
6795
6796     UIView *transition([self transitionView]);
6797     [[self view] addSubview:refreshbar_];
6798
6799     CGRect barframe([refreshbar_ frame]);
6800
6801     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6802         barframe.origin.y = [self statusBarHeight];
6803     else
6804         barframe.origin.y = 0;
6805
6806     [refreshbar_ setFrame:barframe];
6807
6808     if (animated)
6809         [UIView beginAnimations:nil context:NULL];
6810
6811     CGRect viewframe = [transition frame];
6812     viewframe.origin.y += barframe.size.height;
6813     viewframe.size.height -= barframe.size.height;
6814     [transition setFrame:viewframe];
6815
6816     if (animated)
6817         [UIView commitAnimations];
6818
6819     // Ensure bar has the proper width for our view, it might have changed
6820     barframe.size.width = viewframe.size.width;
6821     [refreshbar_ setFrame:barframe];
6822
6823     // XXX: fix Apple's layout bug
6824     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6825 }
6826
6827 - (void) raiseBar:(BOOL)animated {
6828     if (!dropped_)
6829         return;
6830     dropped_ = false;
6831
6832     UIView *transition([self transitionView]);
6833     [refreshbar_ removeFromSuperview];
6834
6835     CGRect barframe([refreshbar_ frame]);
6836
6837     if (animated)
6838         [UIView beginAnimations:nil context:NULL];
6839
6840     CGRect viewframe = [transition frame];
6841     viewframe.origin.y -= barframe.size.height;
6842     viewframe.size.height += barframe.size.height;
6843     [transition setFrame:viewframe];
6844
6845     if (animated)
6846         [UIView commitAnimations];
6847
6848     // XXX: fix Apple's layout bug
6849     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6850 }
6851
6852 #if 0
6853 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6854     // XXX: fix Apple's layout bug
6855     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6856 }
6857 #endif
6858
6859 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6860     bool dropped(dropped_);
6861
6862     if (dropped)
6863         [self raiseBar:NO];
6864
6865     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6866
6867     if (dropped)
6868         [self dropBar:NO];
6869
6870     // XXX: fix Apple's layout bug
6871     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6872 }
6873
6874 - (void) statusBarFrameChanged:(NSNotification *)notification {
6875     if (dropped_) {
6876         [self raiseBar:NO];
6877         [self dropBar:NO];
6878     }
6879 }
6880
6881 @end
6882 /* }}} */
6883 /* Cydia Navigation Controller {{{ */
6884 @interface CYNavigationController : UINavigationController {
6885     _transient Database *database_;
6886     _transient id<UINavigationControllerDelegate> delegate_;
6887 }
6888
6889 - (NSArray *) navigationURLCollection;
6890 - (id) initWithDatabase:(Database *)database;
6891 - (void) reloadData;
6892
6893 @end
6894
6895
6896 @implementation CYNavigationController
6897
6898 - (NSArray *) navigationURLCollection {
6899     NSMutableArray *stack([NSMutableArray array]);
6900
6901     for (CYViewController *controller in [self viewControllers]) {
6902         NSString *url = [[controller navigationURL] absoluteString];
6903         if (url != nil)
6904             [stack addObject:url];
6905     }
6906
6907     return stack;
6908 }
6909
6910 - (void) reloadData {
6911     for (CYViewController *page in [self viewControllers]) {
6912         // Only reload controllers that have already loaded.
6913         // This prevents a page from accidentally loading too
6914         // early if it hasn't been shown on the screen yet.
6915         if ([page hasLoaded])
6916             [page reloadData];
6917     }
6918 }
6919
6920 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6921     delegate_ = delegate;
6922 }
6923
6924 - (id) initWithDatabase:(Database *)database {
6925     if ((self = [super init]) != nil) {
6926         database_ = database;
6927     } return self;
6928 }
6929
6930 @end
6931 /* }}} */
6932
6933 /* Cydia:// Protocol {{{ */
6934 @interface CydiaURLProtocol : NSURLProtocol {
6935 }
6936
6937 @end
6938
6939 @implementation CydiaURLProtocol
6940
6941 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6942     NSURL *url([request URL]);
6943     if (url == nil)
6944         return NO;
6945     NSString *scheme([[url scheme] lowercaseString]);
6946     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6947         return NO;
6948     return YES;
6949 }
6950
6951 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6952     return request;
6953 }
6954
6955 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6956     id<NSURLProtocolClient> client([self client]);
6957     if (icon == nil)
6958         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6959     else {
6960         NSData *data(UIImagePNGRepresentation(icon));
6961
6962         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6963         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6964         [client URLProtocol:self didLoadData:data];
6965         [client URLProtocolDidFinishLoading:self];
6966     }
6967 }
6968
6969 - (void) startLoading {
6970     id<NSURLProtocolClient> client([self client]);
6971     NSURLRequest *request([self request]);
6972
6973     NSURL *url([request URL]);
6974     NSString *href([url absoluteString]);
6975
6976     NSString *path([href substringFromIndex:8]);
6977     NSRange slash([path rangeOfString:@"/"]);
6978
6979     NSString *command;
6980     if (slash.location == NSNotFound) {
6981         command = path;
6982         path = nil;
6983     } else {
6984         command = [path substringToIndex:slash.location];
6985         path = [path substringFromIndex:(slash.location + 1)];
6986     }
6987
6988     Database *database([Database sharedInstance]);
6989
6990     if ([command isEqualToString:@"package-icon"]) {
6991         if (path == nil)
6992             goto fail;
6993         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6994         Package *package([database packageWithName:path]);
6995         if (package == nil)
6996             goto fail;
6997         UIImage *icon([package icon]);
6998         [self _returnPNGWithImage:icon forRequest:request];
6999     } else if ([command isEqualToString:@"source-icon"]) {
7000         if (path == nil)
7001             goto fail;
7002         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7003         NSString *source(Simplify(path));
7004         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7005         if (icon == nil)
7006             icon = [UIImage applicationImageNamed:@"unknown.png"];
7007         [self _returnPNGWithImage:icon forRequest:request];
7008     } else if ([command isEqualToString:@"uikit-image"]) {
7009         if (path == nil)
7010             goto fail;
7011         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7012         UIImage *icon(_UIImageWithName(path));
7013         [self _returnPNGWithImage:icon forRequest:request];
7014     } else if ([command isEqualToString:@"section-icon"]) {
7015         if (path == nil)
7016             goto fail;
7017         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7018         NSString *section(Simplify(path));
7019         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7020         if (icon == nil)
7021             icon = [UIImage applicationImageNamed:@"unknown.png"];
7022         [self _returnPNGWithImage:icon forRequest:request];
7023     } else fail: {
7024         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7025     }
7026 }
7027
7028 - (void) stopLoading {
7029 }
7030
7031 @end
7032 /* }}} */
7033
7034 /* Section Controller {{{ */
7035 @interface SectionController : FilteredPackageListController {
7036     NSString *section_;
7037 }
7038
7039 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7040
7041 @end
7042
7043 @implementation SectionController
7044
7045 - (NSURL *) navigationURL {
7046     NSString *name = section_;
7047     if (name == nil)
7048         name = @"all";
7049
7050     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7051 }
7052
7053 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7054     NSString *title;
7055     if (name == nil)
7056         title = UCLocalize("ALL_PACKAGES");
7057     else if (![name isEqual:@""])
7058         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7059     else
7060         title = UCLocalize("NO_SECTION");
7061
7062     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7063         section_ = name;
7064     } return self;
7065 }
7066
7067 @end
7068 /* }}} */
7069 /* Sections Controller {{{ */
7070 @interface SectionsController : CYViewController <
7071     UITableViewDataSource,
7072     UITableViewDelegate
7073 > {
7074     _transient Database *database_;
7075     NSMutableArray *sections_;
7076     NSMutableArray *filtered_;
7077     UITableView *list_;
7078     BOOL editing_;
7079 }
7080
7081 - (id) initWithDatabase:(Database *)database;
7082 - (void) editButtonClicked;
7083
7084 @end
7085
7086 @implementation SectionsController
7087
7088 - (void) dealloc {
7089     [self releaseSubviews];
7090     [sections_ release];
7091     [filtered_ release];
7092
7093     [super dealloc];
7094 }
7095
7096 - (NSURL *) navigationURL {
7097     return [NSURL URLWithString:@"cydia://sections"];
7098 }
7099
7100 - (void) updateNavigationItem {
7101     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7102     if ([sections_ count] == 0) {
7103         [[self navigationItem] setRightBarButtonItem:nil];
7104     } else {
7105         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7106             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7107             target:self
7108             action:@selector(editButtonClicked)
7109         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7110     }
7111 }
7112
7113 - (BOOL) isEditing {
7114     return editing_;
7115 }
7116
7117 - (void) setEditing:(BOOL)editing {
7118     if ((editing_ = editing))
7119         [list_ reloadData];
7120     else
7121         [delegate_ updateData];
7122
7123     [self updateNavigationItem];
7124 }
7125
7126 - (void) viewDidAppear:(BOOL)animated {
7127     [super viewDidAppear:animated];
7128     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7129 }
7130
7131 - (void) viewWillDisappear:(BOOL)animated {
7132     [super viewWillDisappear:animated];
7133     if (editing_) [self setEditing:NO];
7134 }
7135
7136 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7137     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7138     return section;
7139 }
7140
7141 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7142     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7143 }
7144
7145 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7146     return 45.0f;
7147 }*/
7148
7149 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7150     static NSString *reuseIdentifier = @"SectionCell";
7151
7152     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7153     if (cell == nil)
7154         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7155
7156     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7157
7158     return cell;
7159 }
7160
7161 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7162     if (editing_)
7163         return;
7164
7165     Section *section = [self sectionAtIndexPath:indexPath];
7166
7167     SectionController *controller = [[[SectionController alloc]
7168         initWithDatabase:database_
7169         section:[section name]
7170     ] autorelease];
7171     [controller setDelegate:delegate_];
7172
7173     [[self navigationController] pushViewController:controller animated:YES];
7174 }
7175
7176 - (void) loadView {
7177     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7178
7179     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7180     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7181     [list_ setRowHeight:45.0f];
7182     [list_ setDataSource:self];
7183     [list_ setDelegate:self];
7184     [[self view] addSubview:list_];
7185 }
7186
7187 - (void) viewDidLoad {
7188     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7189 }
7190
7191 - (void) releaseSubviews {
7192     [list_ release];
7193     list_ = nil;
7194 }
7195
7196 - (id) initWithDatabase:(Database *)database {
7197     if ((self = [super init]) != nil) {
7198         database_ = database;
7199
7200         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7201         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7202     } return self;
7203 }
7204
7205 - (void) reloadData {
7206     [super reloadData];
7207
7208     NSArray *packages = [database_ packages];
7209
7210     [sections_ removeAllObjects];
7211     [filtered_ removeAllObjects];
7212
7213     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7214
7215     _trace();
7216     for (Package *package in packages) {
7217         NSString *name([package section]);
7218         NSString *key(name == nil ? @"" : name);
7219
7220         Section *section;
7221
7222         _profile(SectionsView$reloadData$Section)
7223             section = [sections objectForKey:key];
7224             if (section == nil) {
7225                 _profile(SectionsView$reloadData$Section$Allocate)
7226                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7227                     [sections setObject:section forKey:key];
7228                 _end
7229             }
7230         _end
7231
7232         [section addToCount];
7233
7234         _profile(SectionsView$reloadData$Filter)
7235             if (![package valid] || ![package visible])
7236                 continue;
7237         _end
7238
7239         [section addToRow];
7240     }
7241     _trace();
7242
7243     [sections_ addObjectsFromArray:[sections allValues]];
7244
7245     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7246
7247     for (Section *section in sections_) {
7248         size_t count([section row]);
7249         if (count == 0)
7250             continue;
7251
7252         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7253         [section setCount:count];
7254         [filtered_ addObject:section];
7255     }
7256
7257     [self updateNavigationItem];
7258     [list_ reloadData];
7259     _trace();
7260 }
7261
7262 - (void) editButtonClicked {
7263     [self setEditing:(!editing_)];
7264 }
7265
7266 @end
7267 /* }}} */
7268
7269 /* Changes Controller {{{ */
7270 @interface ChangesController : CYViewController <
7271     UITableViewDataSource,
7272     UITableViewDelegate
7273 > {
7274     _transient Database *database_;
7275     unsigned era_;
7276     CFMutableArrayRef packages_;
7277     NSMutableArray *sections_;
7278     UITableView *list_;
7279     unsigned upgrades_;
7280     BOOL hasSentFirstLoad_;
7281 }
7282
7283 - (id) initWithDatabase:(Database *)database;
7284
7285 @end
7286
7287 @implementation ChangesController
7288
7289 - (void) dealloc {
7290     [self releaseSubviews];
7291     CFRelease(packages_);
7292     [sections_ release];
7293
7294     [super dealloc];
7295 }
7296
7297 - (NSURL *) navigationURL {
7298     return [NSURL URLWithString:@"cydia://changes"];
7299 }
7300
7301 - (void) viewWillAppear:(BOOL)animated {
7302     // Loads after it appears, so don't load beforehand.
7303     loaded_ = YES;
7304     [super viewWillAppear:animated];
7305 }
7306
7307 - (void) viewDidAppear:(BOOL)animated {
7308     [super viewDidAppear:animated];
7309
7310     if (!hasSentFirstLoad_) {
7311         hasSentFirstLoad_ = YES;
7312         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7313     } else {
7314         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7315     }
7316 }
7317
7318 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7319     NSInteger count([sections_ count]);
7320     return count == 0 ? 1 : count;
7321 }
7322
7323 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7324     if ([sections_ count] == 0)
7325         return nil;
7326     return [[sections_ objectAtIndex:section] name];
7327 }
7328
7329 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7330     if ([sections_ count] == 0)
7331         return 0;
7332     return [[sections_ objectAtIndex:section] count];
7333 }
7334
7335 - (Package *) packageAtIndex:(NSUInteger)index {
7336     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7337 }
7338
7339 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7340 @synchronized (database_) {
7341     if ([database_ era] != era_)
7342         return nil;
7343
7344     NSUInteger sectionIndex([path section]);
7345     if (sectionIndex >= [sections_ count])
7346         return nil;
7347     Section *section([sections_ objectAtIndex:sectionIndex]);
7348     NSInteger row([path row]);
7349     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7350 } }
7351
7352 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7353     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7354     if (cell == nil)
7355         cell = [[[PackageCell alloc] init] autorelease];
7356     [cell setPackage:[self packageAtIndexPath:path]];
7357     return cell;
7358 }
7359
7360 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7361     Package *package([self packageAtIndexPath:path]);
7362     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7363     [view setDelegate:delegate_];
7364     [[self navigationController] pushViewController:view animated:YES];
7365     return path;
7366 }
7367
7368 - (void) refreshButtonClicked {
7369     [delegate_ beginUpdate];
7370     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7371 }
7372
7373 - (void) upgradeButtonClicked {
7374     [delegate_ distUpgrade];
7375 }
7376
7377 - (void) loadView {
7378     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7379
7380     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7381     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7382     [list_ setRowHeight:73];
7383     [list_ setDataSource:self];
7384     [list_ setDelegate:self];
7385     [[self view] addSubview:list_];
7386 }
7387
7388 - (void) viewDidLoad {
7389     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7390 }
7391
7392 - (void) releaseSubviews {
7393     [list_ release];
7394     list_ = nil;
7395 }
7396
7397 - (id) initWithDatabase:(Database *)database {
7398     if ((self = [super init]) != nil) {
7399         database_ = database;
7400
7401         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7402         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7403     } return self;
7404 }
7405
7406 - (void) _reloadPackages:(NSArray *)packages {
7407     CFRelease(packages_);
7408     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7409
7410     _trace();
7411     _profile(ChangesController$_reloadPackages$Filter)
7412         for (Package *package in packages)
7413             if ([package upgradableAndEssential:YES] || [package visible])
7414                 CFArrayAppendValue(packages_, package);
7415     _end
7416     _trace();
7417     _profile(ChangesController$_reloadPackages$radixSort)
7418         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7419     _end
7420     _trace();
7421 }
7422
7423 - (void) reloadData {
7424 @synchronized (database_) {
7425     era_ = [database_ era];
7426     NSArray *packages = [database_ packages];
7427
7428     [sections_ removeAllObjects];
7429
7430 #if 1
7431     UIProgressHUD *hud([delegate_ addProgressHUD]);
7432     [hud setText:UCLocalize("LOADING")];
7433     //NSLog(@"HUD:%@::%@", delegate_, hud);
7434     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7435     [delegate_ removeProgressHUD:hud];
7436 #else
7437     [self _reloadPackages:packages];
7438 #endif
7439
7440     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7441     Section *ignored = nil;
7442     Section *section = nil;
7443     time_t last = 0;
7444
7445     upgrades_ = 0;
7446     bool unseens = false;
7447
7448     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7449
7450     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7451         Package *package = [self packageAtIndex:offset];
7452
7453         BOOL uae = [package upgradableAndEssential:YES];
7454
7455         if (!uae) {
7456             unseens = true;
7457             time_t seen([package seen]);
7458
7459             if (section == nil || last != seen) {
7460                 last = seen;
7461
7462                 NSString *name;
7463                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7464                 [name autorelease];
7465
7466                 _profile(ChangesController$reloadData$Allocate)
7467                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7468                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7469                     [sections_ addObject:section];
7470                 _end
7471             }
7472
7473             [section addToCount];
7474         } else if ([package ignored]) {
7475             if (ignored == nil) {
7476                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7477             }
7478             [ignored addToCount];
7479         } else {
7480             ++upgrades_;
7481             [upgradable addToCount];
7482         }
7483     }
7484     _trace();
7485
7486     CFRelease(formatter);
7487
7488     if (unseens) {
7489         Section *last = [sections_ lastObject];
7490         size_t count = [last count];
7491         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7492         [sections_ removeLastObject];
7493     }
7494
7495     if ([ignored count] != 0)
7496         [sections_ insertObject:ignored atIndex:0];
7497     if (upgrades_ != 0)
7498         [sections_ insertObject:upgradable atIndex:0];
7499
7500     [list_ reloadData];
7501
7502     if (upgrades_ > 0)
7503         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7504             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7505             style:UIBarButtonItemStylePlain
7506             target:self
7507             action:@selector(upgradeButtonClicked)
7508         ] autorelease]];
7509
7510     if (![delegate_ updating])
7511         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7512             initWithTitle:UCLocalize("REFRESH")
7513             style:UIBarButtonItemStylePlain
7514             target:self
7515             action:@selector(refreshButtonClicked)
7516         ] autorelease]];
7517
7518     PrintTimes();
7519 } }
7520
7521 @end
7522 /* }}} */
7523 /* Search Controller {{{ */
7524 @interface SearchController : FilteredPackageListController <
7525     UISearchBarDelegate
7526 > {
7527     UISearchBar *search_;
7528     BOOL searchloaded_;
7529 }
7530
7531 - (id) initWithDatabase:(Database *)database;
7532 - (void) setSearchTerm:(NSString *)term;
7533 - (void) reloadData;
7534
7535 @end
7536
7537 @implementation SearchController
7538
7539 - (void) dealloc {
7540     [search_ release];
7541     [super dealloc];
7542 }
7543
7544 - (NSURL *) navigationURL {
7545     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7546         return [NSURL URLWithString:@"cydia://search"];
7547     else
7548         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7549 }
7550
7551 - (void) setSearchTerm:(NSString *)searchTerm {
7552     [search_ setText:searchTerm];
7553     [self reloadData];
7554 }
7555
7556 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7557     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7558     [search_ resignFirstResponder];
7559     [self reloadData];
7560 }
7561
7562 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7563     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7564     [self reloadData];
7565 }
7566
7567 - (id) initWithDatabase:(Database *)database {
7568     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7569         search_ = [[UISearchBar alloc] init];
7570     } return self;
7571 }
7572
7573 - (void) viewDidAppear:(BOOL)animated {
7574     [super viewDidAppear:animated];
7575
7576     if (!searchloaded_) {
7577         searchloaded_ = YES;
7578         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7579         [search_ layoutSubviews];
7580         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7581
7582         UITextField *textField;
7583         if ([search_ respondsToSelector:@selector(searchField)])
7584             textField = [search_ searchField];
7585         else
7586             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7587
7588         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7589         [search_ setDelegate:self];
7590         [textField setEnablesReturnKeyAutomatically:NO];
7591         [[self navigationItem] setTitleView:textField];
7592     }
7593 }
7594
7595 - (void) reloadData {
7596     [self setObject:[search_ text]];
7597     [super reloadData];
7598     [self resetCursor];
7599 }
7600
7601 - (void) didSelectPackage:(Package *)package {
7602     [search_ resignFirstResponder];
7603     [super didSelectPackage:package];
7604 }
7605
7606 @end
7607 /* }}} */
7608 /* Package Settings Controller {{{ */
7609 @interface PackageSettingsController : CYViewController <
7610     UITableViewDataSource,
7611     UITableViewDelegate
7612 > {
7613     _transient Database *database_;
7614     NSString *name_;
7615     Package *package_;
7616     UITableView *table_;
7617     UISwitch *subscribedSwitch_;
7618     UISwitch *ignoredSwitch_;
7619     UITableViewCell *subscribedCell_;
7620     UITableViewCell *ignoredCell_;
7621 }
7622
7623 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7624
7625 @end
7626
7627 @implementation PackageSettingsController
7628
7629 - (void) dealloc {
7630     [self releaseSubviews];
7631     [name_ release];
7632     [package_ release];
7633
7634     [super dealloc];
7635 }
7636
7637 - (NSURL *) navigationURL {
7638     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7639 }
7640
7641 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7642     if (package_ == nil)
7643         return 0;
7644
7645     if ([package_ installed] == nil)
7646         return 1;
7647     else
7648         return 2;
7649 }
7650
7651 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7652     if (package_ == nil)
7653         return 0;
7654
7655     // both sections contain just one item right now.
7656     return 1;
7657 }
7658
7659 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7660     return nil;
7661 }
7662
7663 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7664     if (section == 0)
7665         return UCLocalize("SHOW_ALL_CHANGES_EX");
7666     else
7667         return UCLocalize("IGNORE_UPGRADES_EX");
7668 }
7669
7670 - (void) onSubscribed:(id)control {
7671     bool value([control isOn]);
7672     if (package_ == nil)
7673         return;
7674     if ([package_ setSubscribed:value])
7675         [delegate_ updateData];
7676 }
7677
7678 - (void) _updateIgnored {
7679     const char *package([name_ UTF8String]);
7680     bool on([ignoredSwitch_ isOn]);
7681
7682     pid_t pid(ExecFork());
7683     if (pid == 0) {
7684         FILE *dpkg(popen("dpkg --set-selections", "w"));
7685         fwrite(package, strlen(package), 1, dpkg);
7686
7687         if (on)
7688             fwrite(" hold\n", 6, 1, dpkg);
7689         else
7690             fwrite(" install\n", 9, 1, dpkg);
7691
7692         pclose(dpkg);
7693
7694         exit(0);
7695         _assert(false);
7696     }
7697
7698     _forever {
7699         int status;
7700         int result(waitpid(pid, &status, 0));
7701
7702         if (result != -1) {
7703             _assert(result == pid);
7704             break;
7705         }
7706     }
7707 }
7708
7709 - (void) onIgnored:(id)control {
7710     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7711     [invocation setTarget:self];
7712     [invocation setSelector:@selector(_updateIgnored)];
7713
7714     [delegate_ reloadDataWithInvocation:invocation];
7715 }
7716
7717 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7718     if (package_ == nil)
7719         return nil;
7720
7721     switch ([indexPath section]) {
7722         case 0: return subscribedCell_;
7723         case 1: return ignoredCell_;
7724
7725         _nodefault
7726     }
7727
7728     return nil;
7729 }
7730
7731 - (void) loadView {
7732     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7733
7734     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7735     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7736     [table_ setDataSource:self];
7737     [table_ setDelegate:self];
7738     [[self view] addSubview:table_];
7739
7740     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7741     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7742     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7743
7744     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7745     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7746     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7747
7748     subscribedCell_ = [[UITableViewCell alloc] init];
7749     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7750     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7751     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7752
7753     ignoredCell_ = [[UITableViewCell alloc] init];
7754     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7755     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7756     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7757 }
7758
7759 - (void) viewDidLoad {
7760     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7761 }
7762
7763 - (void) releaseSubviews {
7764     [ignoredCell_ release];
7765     ignoredCell_ = nil;
7766
7767     [subscribedCell_ release];
7768     subscribedCell_ = nil;
7769
7770     [table_ release];
7771     table_ = nil;
7772
7773     [ignoredSwitch_ release];
7774     ignoredSwitch_ = nil;
7775
7776     [subscribedSwitch_ release];
7777     subscribedSwitch_ = nil;
7778 }
7779
7780 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7781     if ((self = [super init]) != nil) {
7782         database_ = database;
7783         name_ = [package retain];
7784     } return self;
7785 }
7786
7787 - (void) reloadData {
7788     [super reloadData];
7789
7790     if (package_ != nil)
7791         [package_ autorelease];
7792     package_ = [database_ packageWithName:name_];
7793
7794     if (package_ != nil) {
7795         package_ = [package_ retain];
7796         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7797         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7798     } // XXX: what now, G?
7799
7800     [table_ reloadData];
7801 }
7802
7803 @end
7804 /* }}} */
7805
7806 /* Installed Controller {{{ */
7807 @interface InstalledController : FilteredPackageListController {
7808     BOOL expert_;
7809 }
7810
7811 - (id) initWithDatabase:(Database *)database;
7812
7813 - (void) updateRoleButton;
7814 - (void) queueStatusDidChange;
7815
7816 @end
7817
7818 @implementation InstalledController
7819
7820 - (void) dealloc {
7821     [super dealloc];
7822 }
7823
7824 - (NSURL *) navigationURL {
7825     return [NSURL URLWithString:@"cydia://installed"];
7826 }
7827
7828 - (id) initWithDatabase:(Database *)database {
7829     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7830         [self updateRoleButton];
7831         [self queueStatusDidChange];
7832     } return self;
7833 }
7834
7835 #if !AlwaysReload
7836 - (void) queueButtonClicked {
7837     [delegate_ queue];
7838 }
7839 #endif
7840
7841 - (void) queueStatusDidChange {
7842 #if !AlwaysReload
7843     if (IsWildcat_) {
7844         if (Queuing_) {
7845             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7846                 initWithTitle:UCLocalize("QUEUE")
7847                 style:UIBarButtonItemStyleDone
7848                 target:self
7849                 action:@selector(queueButtonClicked)
7850             ] autorelease]];
7851         } else {
7852             [[self navigationItem] setLeftBarButtonItem:nil];
7853         }
7854     }
7855 #endif
7856 }
7857
7858 - (void) updateRoleButton {
7859     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7860         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7861             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7862             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7863             target:self
7864             action:@selector(roleButtonClicked)
7865         ] autorelease]];
7866 }
7867
7868 - (void) roleButtonClicked {
7869     [self setObject:[NSNumber numberWithBool:expert_]];
7870     [self reloadData];
7871     expert_ = !expert_;
7872
7873     [self updateRoleButton];
7874 }
7875
7876 @end
7877 /* }}} */
7878
7879 /* Source Cell {{{ */
7880 @interface SourceCell : CYTableViewCell <
7881     ContentDelegate
7882 > {
7883     UIImage *icon_;
7884     NSString *origin_;
7885     NSString *label_;
7886 }
7887
7888 - (void) setSource:(Source *)source;
7889
7890 @end
7891
7892 @implementation SourceCell
7893
7894 - (void) clearSource {
7895     [icon_ release];
7896     [origin_ release];
7897     [label_ release];
7898
7899     icon_ = nil;
7900     origin_ = nil;
7901     label_ = nil;
7902 }
7903
7904 - (void) setSource:(Source *)source {
7905     [self clearSource];
7906
7907     if (icon_ == nil)
7908         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7909     if (icon_ == nil)
7910         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7911     icon_ = [icon_ retain];
7912
7913     origin_ = [[source name] retain];
7914     label_ = [[source uri] retain];
7915
7916     [content_ setNeedsDisplay];
7917 }
7918
7919 - (void) dealloc {
7920     [self clearSource];
7921     [super dealloc];
7922 }
7923
7924 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7925     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7926         UIView *content([self contentView]);
7927         CGRect bounds([content bounds]);
7928
7929         content_ = [[ContentView alloc] initWithFrame:bounds];
7930         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7931         [content_ setBackgroundColor:[UIColor whiteColor]];
7932         [content addSubview:content_];
7933
7934         [content_ setDelegate:self];
7935         [content_ setOpaque:YES];
7936     } return self;
7937 }
7938
7939 - (NSString *) accessibilityLabel {
7940     return label_;
7941 }
7942
7943 - (void) drawContentRect:(CGRect)rect {
7944     bool highlighted(highlighted_);
7945     float width(rect.size.width);
7946
7947     if (icon_ != nil)
7948         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7949
7950     if (highlighted)
7951         UISetColor(White_);
7952
7953     if (!highlighted)
7954         UISetColor(Black_);
7955     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7956
7957     if (!highlighted)
7958         UISetColor(Blue_);
7959     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7960 }
7961
7962 @end
7963 /* }}} */
7964 /* Source Controller {{{ */
7965 @interface SourceController : FilteredPackageListController {
7966     _transient Source *source_;
7967     NSString *key_;
7968 }
7969
7970 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7971
7972 @end
7973
7974 @implementation SourceController
7975
7976 - (NSURL *) navigationURL {
7977     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7978 }
7979
7980 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7981     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7982         source_ = source;
7983         key_ = [[source key] retain];
7984     } return self;
7985 }
7986
7987 - (void) reloadData {
7988     source_ = [database_ sourceWithKey:key_];
7989     [key_ release];
7990     key_ = [[source_ key] retain];
7991     [self setObject:source_];
7992     [[self navigationItem] setTitle:[source_ label]];
7993
7994     [super reloadData];
7995 }
7996
7997 @end
7998 /* }}} */
7999 /* Sources Controller {{{ */
8000 @interface SourcesController : CYViewController <
8001     UITableViewDataSource,
8002     UITableViewDelegate
8003 > {
8004     _transient Database *database_;
8005     UITableView *list_;
8006     NSMutableArray *sources_;
8007     int offset_;
8008
8009     NSString *href_;
8010     UIProgressHUD *hud_;
8011     NSError *error_;
8012
8013     //NSURLConnection *installer_;
8014     NSURLConnection *trivial_;
8015     NSURLConnection *trivial_bz2_;
8016     NSURLConnection *trivial_gz_;
8017     //NSURLConnection *automatic_;
8018
8019     BOOL cydia_;
8020 }
8021
8022 - (id) initWithDatabase:(Database *)database;
8023 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8024
8025 @end
8026
8027 @implementation SourcesController
8028
8029 - (void) _releaseConnection:(NSURLConnection *)connection {
8030     if (connection != nil) {
8031         [connection cancel];
8032         //[connection setDelegate:nil];
8033         [connection release];
8034     }
8035 }
8036
8037 - (void) dealloc {
8038     [self releaseSubviews];
8039
8040     [href_ release];
8041     [hud_ release];
8042     [error_ release];
8043
8044     //[self _releaseConnection:installer_];
8045     [self _releaseConnection:trivial_];
8046     [self _releaseConnection:trivial_gz_];
8047     [self _releaseConnection:trivial_bz2_];
8048     //[self _releaseConnection:automatic_];
8049
8050     [sources_ release];
8051     [super dealloc];
8052 }
8053
8054 - (NSURL *) navigationURL {
8055     return [NSURL URLWithString:@"cydia://sources"];
8056 }
8057
8058 - (void) viewDidAppear:(BOOL)animated {
8059     [super viewDidAppear:animated];
8060     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8061 }
8062
8063 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8064     return offset_ == 0 ? 1 : 2;
8065 }
8066
8067 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8068     switch (section + (offset_ == 0 ? 1 : 0)) {
8069         case 0: return UCLocalize("ENTERED_BY_USER");
8070         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8071
8072         _nodefault
8073     }
8074 }
8075
8076 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8077     int count = [sources_ count];
8078     switch (section) {
8079         case 0: return (offset_ == 0 ? count : offset_);
8080         case 1: return count - offset_;
8081
8082         _nodefault
8083     }
8084 }
8085
8086 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8087     unsigned idx = 0;
8088     switch (indexPath.section) {
8089         case 0: idx = indexPath.row; break;
8090         case 1: idx = indexPath.row + offset_; break;
8091
8092         _nodefault
8093     }
8094     return [sources_ objectAtIndex:idx];
8095 }
8096
8097 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8098     static NSString *cellIdentifier = @"SourceCell";
8099
8100     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8101     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8102     [cell setSource:[self sourceAtIndexPath:indexPath]];
8103     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8104
8105     return cell;
8106 }
8107
8108 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8109     Source *source = [self sourceAtIndexPath:indexPath];
8110
8111     SourceController *controller = [[[SourceController alloc]
8112         initWithDatabase:database_
8113         source:source
8114     ] autorelease];
8115
8116     [controller setDelegate:delegate_];
8117
8118     [[self navigationController] pushViewController:controller animated:YES];
8119 }
8120
8121 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8122     Source *source = [self sourceAtIndexPath:indexPath];
8123     return [source record] != nil;
8124 }
8125
8126 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8127     Source *source = [self sourceAtIndexPath:indexPath];
8128     [Sources_ removeObjectForKey:[source key]];
8129     [delegate_ syncData];
8130 }
8131
8132 - (void) complete {
8133     [delegate_ addTrivialSource:href_];
8134     [delegate_ syncData];
8135 }
8136
8137 - (NSString *) getWarning {
8138     NSString *href(href_);
8139     NSRange colon([href rangeOfString:@"://"]);
8140     if (colon.location != NSNotFound)
8141         href = [href substringFromIndex:(colon.location + 3)];
8142     href = [href stringByAddingPercentEscapes];
8143     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8144     href = [href stringByCachingURLWithCurrentCDN];
8145
8146     NSURL *url([NSURL URLWithString:href]);
8147
8148     NSStringEncoding encoding;
8149     NSError *error(nil);
8150
8151     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8152         return [warning length] == 0 ? nil : warning;
8153     return nil;
8154 }
8155
8156 - (void) _endConnection:(NSURLConnection *)connection {
8157     // XXX: the memory management in this method is horribly awkward
8158
8159     NSURLConnection **field = NULL;
8160     if (connection == trivial_)
8161         field = &trivial_;
8162     else if (connection == trivial_bz2_)
8163         field = &trivial_bz2_;
8164     else if (connection == trivial_gz_)
8165         field = &trivial_gz_;
8166     _assert(field != NULL);
8167     [connection release];
8168     *field = nil;
8169
8170     if (
8171         trivial_ == nil &&
8172         trivial_bz2_ == nil &&
8173         trivial_gz_ == nil
8174     ) {
8175         bool defer(false);
8176
8177         if (cydia_) {
8178             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8179                 defer = true;
8180
8181                 UIAlertView *alert = [[[UIAlertView alloc]
8182                     initWithTitle:UCLocalize("SOURCE_WARNING")
8183                     message:warning
8184                     delegate:self
8185                     cancelButtonTitle:UCLocalize("CANCEL")
8186                     otherButtonTitles:
8187                         UCLocalize("ADD_ANYWAY"),
8188                     nil
8189                 ] autorelease];
8190
8191                 [alert setContext:@"warning"];
8192                 [alert setNumberOfRows:1];
8193                 [alert show];
8194             } else
8195                 [self complete];
8196         } else if (error_ != nil) {
8197             UIAlertView *alert = [[[UIAlertView alloc]
8198                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8199                 message:[error_ localizedDescription]
8200                 delegate:self
8201                 cancelButtonTitle:UCLocalize("OK")
8202                 otherButtonTitles:nil
8203             ] autorelease];
8204
8205             [alert setContext:@"urlerror"];
8206             [alert show];
8207         } else {
8208             UIAlertView *alert = [[[UIAlertView alloc]
8209                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8210                 message:UCLocalize("NOT_REPOSITORY_EX")
8211                 delegate:self
8212                 cancelButtonTitle:UCLocalize("OK")
8213                 otherButtonTitles:nil
8214             ] autorelease];
8215
8216             [alert setContext:@"trivial"];
8217             [alert show];
8218         }
8219
8220         [delegate_ setStatusBarShowsProgress:NO];
8221         [delegate_ removeProgressHUD:hud_];
8222
8223         [hud_ autorelease];
8224         hud_ = nil;
8225
8226         if (!defer) {
8227             [href_ release];
8228             href_ = nil;
8229         }
8230
8231         if (error_ != nil) {
8232             [error_ release];
8233             error_ = nil;
8234         }
8235     }
8236 }
8237
8238 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8239     switch ([response statusCode]) {
8240         case 200:
8241             cydia_ = YES;
8242     }
8243 }
8244
8245 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8246     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8247     if (error_ != nil)
8248         error_ = [error retain];
8249     [self _endConnection:connection];
8250 }
8251
8252 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8253     [self _endConnection:connection];
8254 }
8255
8256 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8257     NSMutableURLRequest *request = [NSMutableURLRequest
8258         requestWithURL:[NSURL URLWithString:href]
8259         cachePolicy:NSURLRequestUseProtocolCachePolicy
8260         timeoutInterval:120.0
8261     ];
8262
8263     [request setHTTPMethod:method];
8264
8265     if (Machine_ != NULL)
8266         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8267     if (UniqueID_ != nil)
8268         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8269     if (Role_ != nil)
8270         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8271
8272     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8273 }
8274
8275 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8276     NSString *context([alert context]);
8277
8278     if ([context isEqualToString:@"source"]) {
8279         switch (button) {
8280             case 1: {
8281                 NSString *href = [[alert textField] text];
8282
8283                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8284
8285                 if (![href hasSuffix:@"/"])
8286                     href_ = [href stringByAppendingString:@"/"];
8287                 else
8288                     href_ = href;
8289                 href_ = [href_ retain];
8290
8291                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8292                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8293                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8294                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8295
8296                 cydia_ = false;
8297
8298                 // XXX: this is stupid
8299                 hud_ = [[delegate_ addProgressHUD] retain];
8300                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8301             } break;
8302
8303             case 0:
8304             break;
8305
8306             _nodefault
8307         }
8308
8309         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8310     } else if ([context isEqualToString:@"trivial"])
8311         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8312     else if ([context isEqualToString:@"urlerror"])
8313         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8314     else if ([context isEqualToString:@"warning"]) {
8315         switch (button) {
8316             case 1:
8317                 [self complete];
8318             break;
8319
8320             case 0:
8321             break;
8322
8323             _nodefault
8324         }
8325
8326         [href_ release];
8327         href_ = nil;
8328
8329         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8330     }
8331 }
8332
8333 - (void) loadView {
8334     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8335
8336     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8337     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8338     [list_ setRowHeight:56];
8339     [list_ setDataSource:self];
8340     [list_ setDelegate:self];
8341     [[self view] addSubview:list_];
8342 }
8343
8344 - (void) viewDidLoad {
8345     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8346     [self updateButtonsForEditingStatus:NO animated:NO];
8347 }
8348
8349 - (void) releaseSubviews {
8350     [list_ release];
8351     list_ = nil;
8352 }
8353
8354 - (id) initWithDatabase:(Database *)database {
8355     if ((self = [super init]) != nil) {
8356         database_ = database;
8357         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8358     } return self;
8359 }
8360
8361 - (void) reloadData {
8362     [super reloadData];
8363
8364     pkgSourceList list;
8365     if (!list.ReadMainList())
8366         return;
8367
8368     [sources_ removeAllObjects];
8369     [sources_ addObjectsFromArray:[database_ sources]];
8370     _trace();
8371     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8372     _trace();
8373
8374     int count([sources_ count]);
8375     offset_ = 0;
8376     for (int i = 0; i != count; i++) {
8377         if ([[sources_ objectAtIndex:i] record] == nil)
8378             break;
8379         offset_++;
8380     }
8381
8382     [list_ setEditing:NO];
8383     [self updateButtonsForEditingStatus:NO animated:NO];
8384     [list_ reloadData];
8385 }
8386
8387 - (void) showAddSourcePrompt {
8388     UIAlertView *alert = [[[UIAlertView alloc]
8389         initWithTitle:UCLocalize("ENTER_APT_URL")
8390         message:nil
8391         delegate:self
8392         cancelButtonTitle:UCLocalize("CANCEL")
8393         otherButtonTitles:
8394             UCLocalize("ADD_SOURCE"),
8395         nil
8396     ] autorelease];
8397
8398     [alert setContext:@"source"];
8399     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8400
8401     [alert setNumberOfRows:1];
8402     [alert addTextFieldWithValue:@"http://" label:@""];
8403
8404     UITextInputTraits *traits = [[alert textField] textInputTraits];
8405     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8406     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8407     [traits setKeyboardType:UIKeyboardTypeURL];
8408     // XXX: UIReturnKeyDone
8409     [traits setReturnKeyType:UIReturnKeyNext];
8410
8411     [alert show];
8412 }
8413
8414 - (void) addButtonClicked {
8415     [self showAddSourcePrompt];
8416 }
8417
8418 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8419     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8420         initWithTitle:UCLocalize("ADD")
8421         style:UIBarButtonItemStylePlain
8422         target:self
8423         action:@selector(addButtonClicked)
8424     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8425
8426     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8427         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8428         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8429         target:self
8430         action:@selector(editButtonClicked)
8431     ] autorelease] animated:animated];
8432
8433     if (IsWildcat_ && !editing)
8434         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8435             initWithTitle:UCLocalize("SETTINGS")
8436             style:UIBarButtonItemStylePlain
8437             target:self
8438             action:@selector(settingsButtonClicked)
8439         ] autorelease]];
8440 }
8441
8442 - (void) settingsButtonClicked {
8443     [delegate_ showSettings];
8444 }
8445
8446 - (void) editButtonClicked {
8447     [list_ setEditing:![list_ isEditing] animated:YES];
8448
8449     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8450 }
8451
8452 @end
8453 /* }}} */
8454
8455 /* Settings Controller {{{ */
8456 @interface SettingsController : CYViewController <
8457     UITableViewDataSource,
8458     UITableViewDelegate
8459 > {
8460     _transient Database *database_;
8461     // XXX: ok, "roledelegate_"?...
8462     _transient id roledelegate_;
8463     UITableView *table_;
8464     UISegmentedControl *segment_;
8465     UIView *container_;
8466 }
8467
8468 - (void) showDoneButton;
8469 - (void) resizeSegmentedControl;
8470
8471 @end
8472
8473 @implementation SettingsController
8474
8475 - (void) dealloc {
8476     [self releaseSubviews];
8477
8478     [super dealloc];
8479 }
8480
8481 - (void) loadView {
8482     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8483
8484     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8485     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8486     [table_ setDelegate:self];
8487     [table_ setDataSource:self];
8488     [[self view] addSubview:table_];
8489
8490     NSArray *items = [NSArray arrayWithObjects:
8491         UCLocalize("USER"),
8492         UCLocalize("HACKER"),
8493         UCLocalize("DEVELOPER"),
8494     nil];
8495     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8496     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8497     [container_ addSubview:segment_];
8498 }
8499
8500 - (void) viewDidLoad {
8501     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8502
8503     int index = -1;
8504     if ([Role_ isEqualToString:@"User"]) index = 0;
8505     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8506     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8507     if (index != -1) {
8508         [segment_ setSelectedSegmentIndex:index];
8509         [self showDoneButton];
8510     }
8511
8512     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8513     [self resizeSegmentedControl];
8514 }
8515
8516 - (void) releaseSubviews {
8517     [table_ release];
8518     table_ = nil;
8519
8520     [segment_ release];
8521     segment_ = nil;
8522
8523     [container_ release];
8524     container_ = nil;
8525 }
8526
8527 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8528     if ((self = [super init]) != nil) {
8529         database_ = database;
8530         roledelegate_ = delegate;
8531     } return self;
8532 }
8533
8534 - (void) resizeSegmentedControl {
8535     CGFloat width = [[self view] frame].size.width;
8536     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8537 }
8538
8539 - (void) viewWillAppear:(BOOL)animated {
8540     [super viewWillAppear:animated];
8541
8542     [self resizeSegmentedControl];
8543 }
8544
8545 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8546     [self resizeSegmentedControl];
8547 }
8548
8549 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8550     [self resizeSegmentedControl];
8551 }
8552
8553 - (void) save {
8554     NSString *role(nil);
8555
8556     switch ([segment_ selectedSegmentIndex]) {
8557         case 0: role = @"User"; break;
8558         case 1: role = @"Hacker"; break;
8559         case 2: role = @"Developer"; break;
8560
8561         _nodefault
8562     }
8563
8564     if (![role isEqualToString:Role_]) {
8565         bool rolling(Role_ == nil);
8566         Role_ = role;
8567
8568         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8569             Role_, @"Role",
8570         nil];
8571
8572         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8573         Changed_ = true;
8574
8575         if (rolling)
8576             [roledelegate_ loadData];
8577         else
8578             [roledelegate_ updateData];
8579     }
8580 }
8581
8582 - (void) segmentChanged:(UISegmentedControl *)control {
8583     [self showDoneButton];
8584 }
8585
8586 - (void) saveAndClose {
8587     [self save];
8588
8589     [[self navigationItem] setRightBarButtonItem:nil];
8590     [[self navigationController] dismissModalViewControllerAnimated:YES];
8591 }
8592
8593 - (void) doneButtonClicked {
8594     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8595     [spinner startAnimating];
8596     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8597     [[self navigationItem] setRightBarButtonItem:spinItem];
8598
8599     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8600 }
8601
8602 - (void) showDoneButton {
8603     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8604         initWithTitle:UCLocalize("DONE")
8605         style:UIBarButtonItemStyleDone
8606         target:self
8607         action:@selector(doneButtonClicked)
8608     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8609 }
8610
8611 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8612     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8613     return 6;
8614 }
8615
8616 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8617     return 0; // :(
8618 }
8619
8620 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8621     return nil; // This method is required by the protocol.
8622 }
8623
8624 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8625     if (section == 1)
8626         return UCLocalize("ROLE_EX");
8627     if (section == 4)
8628         return [NSString stringWithFormat:
8629             @"%@: %@\n%@: %@\n%@: %@",
8630             UCLocalize("USER"), UCLocalize("USER_EX"),
8631             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8632             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8633         ];
8634     else return nil;
8635 }
8636
8637 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8638     return section == 3 ? 44.0f : 0;
8639 }
8640
8641 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8642     return section == 3 ? container_ : nil;
8643 }
8644
8645 - (void) reloadData {
8646     [super reloadData];
8647     [table_ reloadData];
8648 }
8649
8650 @end
8651 /* }}} */
8652 /* Stash Controller {{{ */
8653 @interface StashController : CYViewController {
8654     UIActivityIndicatorView *spinner_;
8655     UILabel *status_;
8656     UILabel *caption_;
8657 }
8658
8659 @end
8660
8661 @implementation StashController
8662
8663 - (void) dealloc {
8664     [self releaseSubviews];
8665
8666     [super dealloc];
8667 }
8668
8669 - (void) loadView {
8670     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8671     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8672
8673     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8674     CGRect spinrect = [spinner_ frame];
8675     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8676     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8677     [spinner_ setFrame:spinrect];
8678     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8679     [[self view] addSubview:spinner_];
8680     [spinner_ startAnimating];
8681
8682     CGRect captrect;
8683     captrect.size.width = [[self view] frame].size.width;
8684     captrect.size.height = 40.0f;
8685     captrect.origin.x = 0;
8686     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8687     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8688     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8689     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8690     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8691     [caption_ setTextColor:[UIColor whiteColor]];
8692     [caption_ setBackgroundColor:[UIColor clearColor]];
8693     [caption_ setShadowColor:[UIColor blackColor]];
8694     [caption_ setTextAlignment:UITextAlignmentCenter];
8695     [[self view] addSubview:caption_];
8696
8697     CGRect statusrect;
8698     statusrect.size.width = [[self view] frame].size.width;
8699     statusrect.size.height = 30.0f;
8700     statusrect.origin.x = 0;
8701     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8702     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8703     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8704     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8705     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8706     [status_ setTextColor:[UIColor whiteColor]];
8707     [status_ setBackgroundColor:[UIColor clearColor]];
8708     [status_ setShadowColor:[UIColor blackColor]];
8709     [status_ setTextAlignment:UITextAlignmentCenter];
8710     [[self view] addSubview:status_];
8711 }
8712
8713 - (void) releaseSubviews {
8714     [spinner_ release];
8715     spinner_ = nil;
8716
8717     [status_ release];
8718     status_ = nil;
8719
8720     [caption_ release];
8721     caption_ = nil;
8722 }
8723
8724 @end
8725 /* }}} */
8726
8727 @interface Cydia : UIApplication <
8728     ConfirmationControllerDelegate,
8729     ProgressControllerDelegate,
8730     CydiaDelegate,
8731     UINavigationControllerDelegate,
8732     UITabBarControllerDelegate
8733 > {
8734     // XXX: evaluate all fields for _transient
8735
8736     UIWindow *window_;
8737     CYTabBarController *tabbar_;
8738
8739     NSMutableArray *essential_;
8740     NSMutableArray *broken_;
8741
8742     Database *database_;
8743
8744     NSURL *starturl_;
8745
8746     unsigned locked_;
8747     unsigned activity_;
8748
8749     StashController *stash_;
8750
8751     bool loaded_;
8752 }
8753
8754 - (void) loadData;
8755
8756 @end
8757
8758 @implementation Cydia
8759
8760 - (void) beginUpdate {
8761     [tabbar_ beginUpdate];
8762 }
8763
8764 - (BOOL) updating {
8765     return [tabbar_ updating];
8766 }
8767
8768 - (void) _loaded {
8769     if ([broken_ count] != 0) {
8770         int count = [broken_ count];
8771
8772         UIAlertView *alert = [[[UIAlertView alloc]
8773             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8774             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8775             delegate:self
8776             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8777             otherButtonTitles:
8778                 UCLocalize("TEMPORARY_IGNORE"),
8779             nil
8780         ] autorelease];
8781
8782         [alert setContext:@"fixhalf"];
8783         [alert show];
8784     } else if (!Ignored_ && [essential_ count] != 0) {
8785         int count = [essential_ count];
8786
8787         UIAlertView *alert = [[[UIAlertView alloc]
8788             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8789             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8790             delegate:self
8791             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8792             otherButtonTitles:
8793                 UCLocalize("UPGRADE_ESSENTIAL"),
8794                 UCLocalize("COMPLETE_UPGRADE"),
8795             nil
8796         ] autorelease];
8797
8798         [alert setContext:@"upgrade"];
8799         [alert show];
8800     }
8801 }
8802
8803 - (void) _saveConfig {
8804     _trace();
8805     MetaFile_.Sync();
8806     _trace();
8807
8808     if (Changed_) {
8809         NSString *error(nil);
8810
8811         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8812             _trace();
8813             NSError *error(nil);
8814             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8815                 NSLog(@"failure to save metadata data: %@", error);
8816             _trace();
8817
8818             Changed_ = false;
8819         } else {
8820             NSLog(@"failure to serialize metadata: %@", error);
8821         }
8822     }
8823 }
8824
8825 // Navigation controller for the queuing badge.
8826 - (CYNavigationController *) queueNavigationController {
8827     NSArray *controllers = [tabbar_ viewControllers];
8828     return [controllers objectAtIndex:3];
8829 }
8830
8831 - (void) _updateData {
8832     [self _saveConfig];
8833
8834     [tabbar_ reloadData];
8835
8836     CYNavigationController *navigation = [self queueNavigationController];
8837
8838     id queuedelegate = nil;
8839     if ([[navigation viewControllers] count] > 0)
8840         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8841
8842     [queuedelegate queueStatusDidChange];
8843     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8844 }
8845
8846 - (void) _refreshIfPossible {
8847     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8848
8849     bool recently = false;
8850     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8851     if (update != nil) {
8852         NSTimeInterval interval([update timeIntervalSinceNow]);
8853         if (interval <= 0 && interval > -(15*60))
8854             recently = true;
8855     }
8856
8857     // Don't automatic refresh if:
8858     //  - We already refreshed recently.
8859     //  - We already auto-refreshed this launch.
8860     //  - Auto-refresh is disabled.
8861     if (recently || loaded_ || ManualRefresh) {
8862         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8863
8864         // If we are cancelling, we need to make sure it knows it's already loaded.
8865         loaded_ = true;
8866         return;
8867     } else {
8868         // We are going to load, so remember that.
8869         loaded_ = true;
8870     }
8871
8872     SCNetworkReachabilityFlags flags; {
8873         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8874         SCNetworkReachabilityGetFlags(reachability, &flags);
8875         CFRelease(reachability);
8876     }
8877
8878     // XXX: this elaborate mess is what Apple is using to determine this? :(
8879     // XXX: do we care if the user has to intervene? maybe that's ok?
8880     bool reachable(
8881         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8882             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8883                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8884                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8885             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8886             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8887         )
8888     );
8889
8890     // If we can reach the server, auto-refresh!
8891     if (reachable)
8892         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8893
8894     [pool release];
8895 }
8896
8897 - (void) refreshIfPossible {
8898     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8899 }
8900
8901 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8902     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8903     [hud setText:UCLocalize("RELOADING_DATA")];
8904
8905     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8906
8907     if (hud != nil)
8908         [self removeProgressHUD:hud];
8909
8910     size_t changes(0);
8911
8912     [essential_ removeAllObjects];
8913     [broken_ removeAllObjects];
8914
8915     NSArray *packages([database_ packages]);
8916     for (Package *package in packages) {
8917         if ([package half])
8918             [broken_ addObject:package];
8919         if ([package upgradableAndEssential:NO]) {
8920             if ([package essential])
8921                 [essential_ addObject:package];
8922             ++changes;
8923         }
8924     }
8925
8926     NSLog(@"changes:#%u", changes);
8927
8928     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8929     if (changes != 0) {
8930         _trace();
8931         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8932         [changesItem setBadgeValue:badge];
8933         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8934         [self setApplicationIconBadgeNumber:changes];
8935     } else {
8936         _trace();
8937         [changesItem setBadgeValue:nil];
8938         [changesItem setAnimatedBadge:NO];
8939         [self setApplicationIconBadgeNumber:0];
8940     }
8941
8942     [self _updateData];
8943
8944     [self refreshIfPossible];
8945 }
8946
8947 - (void) updateData {
8948     [self _updateData];
8949 }
8950
8951 - (void) update_ {
8952     [database_ update];
8953 }
8954
8955 - (void) syncData {
8956     [self _saveConfig];
8957
8958     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8959     _assert(file != NULL);
8960
8961     for (NSString *key in [Sources_ allKeys]) {
8962         NSDictionary *source([Sources_ objectForKey:key]);
8963
8964         fprintf(file, "%s %s %s\n",
8965             [[source objectForKey:@"Type"] UTF8String],
8966             [[source objectForKey:@"URI"] UTF8String],
8967             [[source objectForKey:@"Distribution"] UTF8String]
8968         );
8969     }
8970
8971     fclose(file);
8972
8973     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8974     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8975     if (IsWildcat_)
8976         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8977     [tabbar_ presentModalViewController:navigation animated:YES];
8978
8979     [progress
8980         detachNewThreadSelector:@selector(update_)
8981         toTarget:self
8982         withObject:nil
8983         title:UCLocalize("UPDATING_SOURCES")
8984     ];
8985 }
8986
8987 - (void) addTrivialSource:(NSString *)href {
8988     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8989         @"deb", @"Type",
8990         href, @"URI",
8991         @"./", @"Distribution",
8992     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8993
8994     Changed_ = true;
8995 }
8996
8997 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8998     @synchronized (self) {
8999         [self _reloadDataWithInvocation:invocation];
9000     }
9001 }
9002
9003 - (void) reloadData {
9004     [self reloadDataWithInvocation:nil];
9005 }
9006
9007 - (void) resolve {
9008     pkgProblemResolver *resolver = [database_ resolver];
9009
9010     resolver->InstallProtect();
9011     if (!resolver->Resolve(true))
9012         _error->Discard();
9013 }
9014
9015 - (bool) perform {
9016     // XXX: this is a really crappy way of doing this.
9017     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9018     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9019     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9020     if ([tabbar_ updating])
9021         [tabbar_ cancelUpdate];
9022
9023     if (![database_ prepare])
9024         return false;
9025
9026     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9027     [page setDelegate:self];
9028     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9029     [confirm_ setDelegate:self];
9030
9031     if (IsWildcat_)
9032         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9033     [tabbar_ presentModalViewController:confirm_ animated:YES];
9034
9035     return true;
9036 }
9037
9038 - (void) queue {
9039     @synchronized (self) {
9040         [self perform];
9041     }
9042 }
9043
9044 - (void) clearPackage:(Package *)package {
9045     @synchronized (self) {
9046         [package clear];
9047         [self resolve];
9048         [self perform];
9049     }
9050 }
9051
9052 - (void) installPackages:(NSArray *)packages {
9053     @synchronized (self) {
9054         for (Package *package in packages)
9055             [package install];
9056         [self resolve];
9057         [self perform];
9058     }
9059 }
9060
9061 - (void) installPackage:(Package *)package {
9062     @synchronized (self) {
9063         [package install];
9064         [self resolve];
9065         [self perform];
9066     }
9067 }
9068
9069 - (void) removePackage:(Package *)package {
9070     @synchronized (self) {
9071         [package remove];
9072         [self resolve];
9073         [self perform];
9074     }
9075 }
9076
9077 - (void) distUpgrade {
9078     @synchronized (self) {
9079         if (![database_ upgrade])
9080             return;
9081         [self perform];
9082     }
9083 }
9084
9085 - (void) complete {
9086     @synchronized (self) {
9087         [self _reloadDataWithInvocation:nil];
9088     }
9089 }
9090
9091 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9092     Queuing_ = false;
9093
9094     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9095
9096     if (navigation != nil) {
9097         [navigation pushViewController:progress animated:YES];
9098     } else {
9099         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9100         if (IsWildcat_)
9101             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9102         [tabbar_ presentModalViewController:navigation animated:YES];
9103     }
9104
9105     [progress
9106         detachNewThreadSelector:@selector(perform)
9107         toTarget:database_
9108         withObject:nil
9109         title:UCLocalize("RUNNING")
9110     ];
9111
9112     ++locked_;
9113 }
9114
9115 - (void) progressControllerIsComplete:(ProgressController *)progress {
9116     --locked_;
9117     [self complete];
9118 }
9119
9120 - (void) showSettings {
9121     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9122     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9123     if (IsWildcat_)
9124         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9125     [tabbar_ presentModalViewController:nav animated:YES];
9126 }
9127
9128 - (void) retainNetworkActivityIndicator {
9129     if (activity_++ == 0)
9130         [self setNetworkActivityIndicatorVisible:YES];
9131 }
9132
9133 - (void) releaseNetworkActivityIndicator {
9134     if (--activity_ == 0)
9135         [self setNetworkActivityIndicatorVisible:NO];
9136 }
9137
9138 - (void) cancelAndClear:(bool)clear {
9139     @synchronized (self) {
9140         if (clear) {
9141             [database_ clear];
9142             Queuing_ = false;
9143         } else {
9144             Queuing_ = true;
9145         }
9146
9147         [self _updateData];
9148     }
9149 }
9150
9151 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9152     NSString *context([alert context]);
9153
9154     if ([context isEqualToString:@"fixhalf"]) {
9155         if (button == [alert cancelButtonIndex]) {
9156             @synchronized (self) {
9157                 for (Package *broken in broken_) {
9158                     [broken remove];
9159
9160                     NSString *id = [broken id];
9161                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9162                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9163                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9164                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9165                 }
9166
9167                 [self resolve];
9168                 [self perform];
9169             }
9170         } else if (button == [alert firstOtherButtonIndex]) {
9171             [broken_ removeAllObjects];
9172             [self _loaded];
9173         }
9174
9175         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9176     } else if ([context isEqualToString:@"upgrade"]) {
9177         if (button == [alert firstOtherButtonIndex]) {
9178             @synchronized (self) {
9179                 for (Package *essential in essential_)
9180                     [essential install];
9181
9182                 [self resolve];
9183                 [self perform];
9184             }
9185         } else if (button == [alert firstOtherButtonIndex] + 1) {
9186             [self distUpgrade];
9187         } else if (button == [alert cancelButtonIndex]) {
9188             Ignored_ = YES;
9189         }
9190
9191         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9192     }
9193 }
9194
9195 - (void) system:(NSString *)command { _pooled
9196     _trace();
9197     system([command UTF8String]);
9198     _trace();
9199 }
9200
9201 - (void) applicationWillSuspend {
9202     [database_ clean];
9203     [super applicationWillSuspend];
9204 }
9205
9206 - (BOOL) isSafeToSuspend {
9207     // Use external process status API internally.
9208     // This is probably a really bad idea.
9209     // XXX: what is the point of this? does this solve anything at all?
9210     uint64_t status = 0;
9211     int notify_token;
9212     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9213         notify_get_state(notify_token, &status);
9214         notify_cancel(notify_token);
9215     }
9216
9217     return locked_ == 0 && status == 0;
9218 }
9219
9220 - (void) applicationSuspend:(__GSEvent *)event {
9221     if ([self isSafeToSuspend])
9222         [super applicationSuspend:event];
9223 }
9224
9225 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9226     if ([self isSafeToSuspend])
9227         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9228 }
9229
9230 - (void) _setSuspended:(BOOL)value {
9231     if ([self isSafeToSuspend])
9232         [super _setSuspended:value];
9233 }
9234
9235 - (UIProgressHUD *) addProgressHUD {
9236     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9237     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9238
9239     [window_ setUserInteractionEnabled:NO];
9240     [hud show:YES];
9241
9242     UIViewController *target = tabbar_;
9243     while ([target modalViewController] != nil) target = [target modalViewController];
9244     [[target view] addSubview:hud];
9245
9246     ++locked_;
9247     return hud;
9248 }
9249
9250 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9251     [hud show:NO];
9252     [hud removeFromSuperview];
9253     [window_ setUserInteractionEnabled:YES];
9254     --locked_;
9255 }
9256
9257 - (CYViewController *) pageForPackage:(NSString *)name {
9258     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9259 }
9260
9261 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9262     NSString *scheme([[url scheme] lowercaseString]);
9263     if ([[url absoluteString] length] <= [scheme length] + 3)
9264         return nil;
9265     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9266     NSArray *components([path pathComponents]);
9267
9268     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9269         return [self pageForPackage:[components objectAtIndex:1]];
9270
9271     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9272         return nil;
9273
9274     NSString *base([components objectAtIndex:0]);
9275
9276     CYViewController *controller = nil;
9277
9278     if ([base isEqualToString:@"url"]) {
9279         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9280         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9281         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9282     } else if (!external && [components count] == 1) {
9283         if ([base isEqualToString:@"manage"]) {
9284             controller = [[[ManageController alloc] init] autorelease];
9285         }
9286
9287         if ([base isEqualToString:@"sources"]) {
9288             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9289         }
9290
9291         if ([base isEqualToString:@"home"]) {
9292             controller = [[[HomeController alloc] init] autorelease];
9293         }
9294
9295         if ([base isEqualToString:@"sections"]) {
9296             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9297         }
9298
9299         if ([base isEqualToString:@"search"]) {
9300             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9301         }
9302
9303         if ([base isEqualToString:@"changes"]) {
9304             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9305         }
9306
9307         if ([base isEqualToString:@"installed"]) {
9308             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9309         }
9310     } else if ([components count] == 2) {
9311         NSString *argument = [components objectAtIndex:1];
9312
9313         if ([base isEqualToString:@"package"]) {
9314             controller = [self pageForPackage:argument];
9315         }
9316
9317         if (!external && [base isEqualToString:@"search"]) {
9318             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9319             [(SearchController *)controller setSearchTerm:argument];
9320         }
9321
9322         if (!external && [base isEqualToString:@"sections"]) {
9323             if ([argument isEqualToString:@"all"])
9324                 argument = nil;
9325             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9326         }
9327
9328         if (!external && [base isEqualToString:@"sources"]) {
9329             if ([argument isEqualToString:@"add"]) {
9330                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9331                 [(SourcesController *)controller showAddSourcePrompt];
9332             } else {
9333                 Source *source = [database_ sourceWithKey:argument];
9334                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9335             }
9336         }
9337
9338         if (!external && [base isEqualToString:@"launch"]) {
9339             [self launchApplicationWithIdentifier:argument suspended:NO];
9340             return nil;
9341         }
9342     } else if (!external && [components count] == 3) {
9343         NSString *arg1 = [components objectAtIndex:1];
9344         NSString *arg2 = [components objectAtIndex:2];
9345
9346         if ([base isEqualToString:@"package"]) {
9347             if ([arg2 isEqualToString:@"settings"]) {
9348                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9349             } else if ([arg2 isEqualToString:@"files"]) {
9350                 if (Package *package = [database_ packageWithName:arg1]) {
9351                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9352                     [(FileTable *)controller setPackage:package];
9353                 }
9354             }
9355         }
9356     }
9357
9358     [controller setDelegate:self];
9359     return controller;
9360 }
9361
9362 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9363     CYViewController *page([self pageForURL:url forExternal:external]);
9364
9365     if (page != nil) {
9366         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9367         [nav setViewControllers:[NSArray arrayWithObject:page]];
9368         [tabbar_ setUnselectedViewController:nav];
9369     }
9370
9371     return page != nil;
9372 }
9373
9374 - (void) applicationOpenURL:(NSURL *)url {
9375     [super applicationOpenURL:url];
9376
9377     if (!loaded_) starturl_ = [url retain];
9378     else [self openCydiaURL:url forExternal:YES];
9379 }
9380
9381 - (void) applicationWillResignActive:(UIApplication *)application {
9382     // Stop refreshing if you get a phone call or lock the device.
9383     if ([tabbar_ updating])
9384         [tabbar_ cancelUpdate];
9385
9386     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9387         [super applicationWillResignActive:application];
9388 }
9389
9390 - (void) applicationWillTerminate:(UIApplication *)application {
9391     Changed_ = true;
9392     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9393     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9394     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9395
9396     [self _saveConfig];
9397 }
9398
9399 - (void) addStashController {
9400     ++locked_;
9401     stash_ = [[StashController alloc] init];
9402     [window_ addSubview:[stash_ view]];
9403 }
9404
9405 - (void) removeStashController {
9406     [[stash_ view] removeFromSuperview];
9407     [stash_ release];
9408     --locked_;
9409 }
9410
9411 - (void) stash {
9412     [self setIdleTimerDisabled:YES];
9413
9414     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9415     [self setStatusBarShowsProgress:YES];
9416     UpdateExternalStatus(1);
9417
9418     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9419
9420     UpdateExternalStatus(0);
9421     [self setStatusBarShowsProgress:NO];
9422
9423     [self removeStashController];
9424
9425     if (ExecFork() == 0) {
9426         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9427         perror("launchctl stop");
9428     }
9429 }
9430
9431 - (void) setupViewControllers {
9432     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9433
9434     NSMutableArray *items([NSMutableArray arrayWithObjects:
9435         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9436         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9437         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9438         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9439     nil]);
9440
9441     if (IsWildcat_) {
9442         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9443         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9444     } else {
9445         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9446     }
9447
9448     NSMutableArray *controllers([NSMutableArray array]);
9449     for (UITabBarItem *item in items) {
9450         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9451         [controller setTabBarItem:item];
9452         [controllers addObject:controller];
9453     }
9454     [tabbar_ setViewControllers:controllers];
9455
9456     [tabbar_ setUpdateDelegate:self];
9457 }
9458
9459 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9460     static CYEmulatedLoadingController *fake = nil;
9461
9462     if (view != nil) {
9463         if (fake == nil)
9464             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9465         [view addSubview:[fake view]];
9466     } else {
9467         [[fake view] removeFromSuperview];
9468         [fake release];
9469         fake = nil;
9470     }
9471
9472     return fake;
9473 }
9474
9475 - (void) applicationDidFinishLaunching:(id)unused {
9476 _trace();
9477     CydiaApp = self;
9478
9479     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9480         [self setApplicationSupportsShakeToEdit:NO];
9481
9482     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9483         initWithMemoryCapacity:524288
9484         diskCapacity:10485760
9485         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9486     ] autorelease]];
9487
9488     [CYBrowserController _initialize];
9489
9490     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9491
9492     Font12_ = [[UIFont systemFontOfSize:12] retain];
9493     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9494     Font14_ = [[UIFont systemFontOfSize:14] retain];
9495     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9496     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9497
9498     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9499     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9500
9501     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9502     [window_ orderFront:self];
9503     [window_ makeKey:self];
9504     [window_ setHidden:NO];
9505
9506     if (
9507         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9508         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9509         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9510         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9511         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9512         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9513         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9514         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9515         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9516         false
9517     ) {
9518         [self addStashController];
9519         // XXX: this would be much cleaner as a yieldToSelector:
9520         // that way the removeStashController could happen right here inline
9521         // we also could no longer require the useless stash_ field anymore
9522         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9523         return;
9524     }
9525
9526     database_ = [Database sharedInstance];
9527
9528     [window_ setUserInteractionEnabled:NO];
9529     [self setupViewControllers];
9530     [self showEmulatedLoadingControllerInView:window_];
9531
9532     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9533 _trace();
9534 }
9535
9536 - (void) loadData {
9537 _trace();
9538     if (Role_ == nil) {
9539         [window_ setUserInteractionEnabled:YES];
9540
9541         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9542         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9543         if (IsWildcat_)
9544             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9545         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9546
9547         return;
9548     } else {
9549         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9550             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9551         [window_ setUserInteractionEnabled:NO];
9552     }
9553
9554     [self reloadData];
9555     PrintTimes();
9556
9557     [window_ addSubview:[tabbar_ view]];
9558     [self showEmulatedLoadingControllerInView:nil];
9559     [window_ setUserInteractionEnabled:YES];
9560
9561     int selectedIndex = 0;
9562     NSMutableArray *items = nil;
9563
9564     bool recently = false;
9565     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9566     if (closed != nil) {
9567         NSTimeInterval interval([closed timeIntervalSinceNow]);
9568         // XXX: Is 15 minutes the optimal time here?
9569         if (interval <= 0 && interval > -(15*60))
9570             recently = true;
9571     }
9572
9573     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9574     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9575
9576     BOOL enough = YES;
9577     for (NSArray *entry in items)
9578         if ([entry count] <= 0)
9579             enough = NO;
9580
9581     if (!recently || !items || !enough) {
9582         selectedIndex = 0;
9583         items = [NSMutableArray array];
9584         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9585         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9586         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9587         if (!IsWildcat_) {
9588             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9589         } else {
9590             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9591             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9592         }
9593         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9594     }
9595
9596     [tabbar_ setSelectedIndex:selectedIndex];
9597     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9598         NSArray *stack = [items objectAtIndex:tab];
9599         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9600         NSMutableArray *current = [NSMutableArray array];
9601
9602         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9603             NSString *addr = [stack objectAtIndex:nav];
9604             NSURL *url = [NSURL URLWithString:addr];
9605             CYViewController *page = [self pageForURL:url forExternal:NO];
9606             if (page != nil)
9607                 [current addObject:page];
9608         }
9609
9610         [navigation setViewControllers:current];
9611     }
9612
9613     // (Try to) show the startup URL.
9614     if (starturl_ != nil) {
9615         [self openCydiaURL:starturl_ forExternal:NO];
9616         [starturl_ release];
9617         starturl_ = nil;
9618     }
9619 }
9620
9621 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9622     if (item != nil && IsWildcat_) {
9623         [sheet showFromBarButtonItem:item animated:YES];
9624     } else {
9625         [sheet showInView:window_];
9626     }
9627 }
9628
9629 @end
9630
9631 /*IMP alloc_;
9632 id Alloc_(id self, SEL selector) {
9633     id object = alloc_(self, selector);
9634     lprintf("[%s]A-%p\n", self->isa->name, object);
9635     return object;
9636 }*/
9637
9638 /*IMP dealloc_;
9639 id Dealloc_(id self, SEL selector) {
9640     id object = dealloc_(self, selector);
9641     lprintf("[%s]D-%p\n", self->isa->name, object);
9642     return object;
9643 }*/
9644
9645 Class $WebDefaultUIKitDelegate;
9646
9647 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9648     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9649         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9650     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9651 }
9652
9653 static NSNumber *shouldPlayKeyboardSounds;
9654
9655 Class $UIHardware;
9656
9657 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9658     switch (sound) {
9659         case 1104: // Keyboard Button Clicked
9660         case 1105: // Keyboard Delete Repeated
9661             if (shouldPlayKeyboardSounds == nil) {
9662                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9663                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9664             }
9665
9666             if (![shouldPlayKeyboardSounds boolValue])
9667                 break;
9668
9669         default:
9670             _UIHardware$_playSystemSound$(self, _cmd, sound);
9671     }
9672 }
9673
9674 Class $UIApplication;
9675
9676 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9677     static BOOL initialized = NO;
9678     static BOOL started = NO;
9679
9680     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9681     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9682
9683     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9684         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9685         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9686         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9687
9688         if (initialized && !enabled) {
9689             initialized = NO;
9690             [bundle performSelector:@selector(_accessibilityStopServer)];
9691         } else if (enabled) {
9692             initialized = YES;
9693             if (!started) {
9694                 started = YES;
9695                 [bundle performSelector:@selector(_accessibilityStartServer)];
9696             }
9697         }
9698     }
9699 }
9700
9701 int main(int argc, char *argv[]) { _pooled
9702     _trace();
9703
9704     if (Class $UIDevice = objc_getClass("UIDevice")) {
9705         UIDevice *device([$UIDevice currentDevice]);
9706         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9707     } else
9708         IsWildcat_ = false;
9709
9710     UIScreen *screen([UIScreen mainScreen]);
9711     if ([screen respondsToSelector:@selector(scale)])
9712         ScreenScale_ = [screen scale];
9713     else
9714         ScreenScale_ = 1;
9715
9716     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9717     if (ScreenScale_ > 1)
9718         [parts addObject:@"@2x"];
9719     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9720     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9721
9722     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9723
9724     /* Library Hacks {{{ */
9725     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9726
9727     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9728     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9729     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9730         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9731         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9732     }
9733
9734     $UIHardware = objc_getClass("UIHardware");
9735     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9736     if (UIHardware$_playSystemSound$ != NULL) {
9737         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9738         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9739     }
9740
9741     $UIApplication = objc_getClass("UIApplication");
9742     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9743     if (UIApplication$_updateApplicationAccessibility != NULL) {
9744         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9745         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9746     }
9747     /* }}} */
9748     /* Set Locale {{{ */
9749     Locale_ = CFLocaleCopyCurrent();
9750     Languages_ = [NSLocale preferredLanguages];
9751     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9752     //NSLog(@"%@", [Languages_ description]);
9753
9754     const char *lang;
9755     if (Languages_ == nil || [Languages_ count] == 0)
9756         // XXX: consider just setting to C and then falling through?
9757         lang = NULL;
9758     else {
9759         lang = [[Languages_ objectAtIndex:0] UTF8String];
9760         setenv("LANG", lang, true);
9761     }
9762
9763     //std::setlocale(LC_ALL, lang);
9764     NSLog(@"Setting Language: %s", lang);
9765     /* }}} */
9766
9767     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9768
9769     /* Parse Arguments {{{ */
9770     bool substrate(false);
9771
9772     if (argc != 0) {
9773         char **args(argv);
9774         int arge(1);
9775
9776         for (int argi(1); argi != argc; ++argi)
9777             if (strcmp(argv[argi], "--") == 0) {
9778                 arge = argi;
9779                 argv[argi] = argv[0];
9780                 argv += argi;
9781                 argc -= argi;
9782                 break;
9783             }
9784
9785         for (int argi(1); argi != arge; ++argi)
9786             if (strcmp(args[argi], "--substrate") == 0)
9787                 substrate = true;
9788             else
9789                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9790     }
9791     /* }}} */
9792
9793     App_ = [[NSBundle mainBundle] bundlePath];
9794     Home_ = NSHomeDirectory();
9795     Advanced_ = YES;
9796
9797     setuid(0);
9798     setgid(0);
9799
9800     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9801     alloc_ = alloc->method_imp;
9802     alloc->method_imp = (IMP) &Alloc_;*/
9803
9804     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9805     dealloc_ = dealloc->method_imp;
9806     dealloc->method_imp = (IMP) &Dealloc_;*/
9807
9808     /* System Information {{{ */
9809     size_t size;
9810
9811     int maxproc;
9812     size = sizeof(maxproc);
9813     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9814         perror("sysctlbyname(\"kern.maxproc\", ?)");
9815     else if (maxproc < 64) {
9816         maxproc = 64;
9817         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9818             perror("sysctlbyname(\"kern.maxproc\", #)");
9819     }
9820
9821     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9822     char *osversion = new char[size];
9823     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9824         perror("sysctlbyname(\"kern.osversion\", ?)");
9825     else
9826         System_ = [NSString stringWithUTF8String:osversion];
9827
9828     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9829     char *machine = new char[size];
9830     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9831         perror("sysctlbyname(\"hw.machine\", ?)");
9832     else
9833         Machine_ = machine;
9834
9835     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9836         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9837             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9838                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9839                 CFRelease(serial);
9840             }
9841
9842             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9843                 NSData *data((NSData *) ecid);
9844                 size_t length([data length]);
9845                 uint8_t bytes[length];
9846                 [data getBytes:bytes];
9847                 char string[length * 2 + 1];
9848                 for (size_t i(0); i != length; ++i)
9849                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9850                 ChipID_ = [NSString stringWithUTF8String:string];
9851                 CFRelease(ecid);
9852             }
9853
9854             IOObjectRelease(service);
9855         }
9856     }
9857
9858     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9859
9860     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9861     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9862     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9863
9864     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9865     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9866     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9867
9868     if (mcc != NULL && mnc != NULL)
9869         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9870
9871     if (mnc != NULL)
9872         CFRelease(mnc);
9873     if (mcc != NULL)
9874         CFRelease(mcc);
9875
9876     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9877         Build_ = [system objectForKey:@"ProductBuildVersion"];
9878     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9879         Product_ = [info objectForKey:@"SafariProductVersion"];
9880         Safari_ = [info objectForKey:@"CFBundleVersion"];
9881     }
9882     /* }}} */
9883     /* Load Database {{{ */
9884     _trace();
9885     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9886     _trace();
9887     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9888
9889     if (Metadata_ == NULL)
9890         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9891     else {
9892         Settings_ = [Metadata_ objectForKey:@"Settings"];
9893
9894         Packages_ = [Metadata_ objectForKey:@"Packages"];
9895         Sections_ = [Metadata_ objectForKey:@"Sections"];
9896         Sources_ = [Metadata_ objectForKey:@"Sources"];
9897
9898         Token_ = [Metadata_ objectForKey:@"Token"];
9899     }
9900
9901     if (Settings_ != nil)
9902         Role_ = [Settings_ objectForKey:@"Role"];
9903
9904     if (Sections_ == nil) {
9905         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9906         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9907     }
9908
9909     if (Sources_ == nil) {
9910         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9911         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9912     }
9913     /* }}} */
9914
9915     _trace();
9916     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9917     _trace();
9918
9919     if (Packages_ != nil) {
9920         bool fail(false);
9921         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9922         _trace();
9923
9924         if (!fail) {
9925             [Metadata_ removeObjectForKey:@"Packages"];
9926             Packages_ = nil;
9927             Changed_ = true;
9928         }
9929     }
9930
9931     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9932
9933 #define MobileSubstrate_(name) \
9934     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9935         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9936
9937     MobileSubstrate_(Activator)
9938     MobileSubstrate_(libstatusbar)
9939     MobileSubstrate_(SimulatedKeyEvents)
9940     MobileSubstrate_(WinterBoard)
9941
9942     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9943         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9944
9945     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9946
9947     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9948         unlink("/tmp/.cydia.fw");
9949         goto firmware;
9950     } else if (access("/User", F_OK) != 0 || version < 2) {
9951       firmware:
9952         _trace();
9953         system("/usr/libexec/cydia/firmware.sh");
9954         _trace();
9955     }
9956
9957     _assert([[NSFileManager defaultManager]
9958         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9959         withIntermediateDirectories:YES
9960         attributes:nil
9961         error:NULL
9962     ]);
9963
9964     if (access("/tmp/cydia.chk", F_OK) == 0) {
9965         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9966             _assert(errno == ENOENT);
9967         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9968             _assert(errno == ENOENT);
9969     }
9970
9971     /* APT Initialization {{{ */
9972     _assert(pkgInitConfig(*_config));
9973     _assert(pkgInitSystem(*_config, _system));
9974
9975     if (lang != NULL)
9976         _config->Set("APT::Acquire::Translation", lang);
9977
9978     // XXX: this timeout might be important :(
9979     //_config->Set("Acquire::http::Timeout", 15);
9980
9981     _config->Set("Acquire::http::MaxParallel", 3);
9982     /* }}} */
9983     /* Color Choices {{{ */
9984     space_ = CGColorSpaceCreateDeviceRGB();
9985
9986     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9987     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9988     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9989     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9990     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9991     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9992     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9993     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9994     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9995
9996     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9997     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9998     /* }}}*/
9999     /* UIKit Configuration {{{ */
10000     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10001     if ($GSFontSetUseLegacyFontMetrics != NULL)
10002         $GSFontSetUseLegacyFontMetrics(YES);
10003
10004     // XXX: I have a feeling this was important
10005     //UIKeyboardDisableAutomaticAppearance();
10006     /* }}} */
10007
10008     Colon_ = UCLocalize("COLON_DELIMITED");
10009     Elision_ = UCLocalize("ELISION");
10010     Error_ = UCLocalize("ERROR");
10011     Warning_ = UCLocalize("WARNING");
10012
10013     _trace();
10014     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10015
10016     CGColorSpaceRelease(space_);
10017     CFRelease(Locale_);
10018
10019     return value;
10020 }