MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 201
 202 #define CYPoolStart() \
 203     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 204     do
 205 #define CYPoolEnd() \
 206     while (false); \
 207     [_pool release];
 208
 209 // Hash Functions/Structures {{{
 210 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 211
 212 union SplitHash {
 213     uint32_t u32;
 214     uint16_t u16[2];
 215 };
 216 // }}}
 217
 218 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 219
 220 static _finline NSString *CydiaURL(NSString *path) {
 221     char page[25];
 222     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 223     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 224     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 225     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 226     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 227     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 228 }
 229
 230 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 231     int notify_token;
 232     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 233         notify_set_state(notify_token, newStatus);
 234         notify_cancel(notify_token);
 235     }
 236     notify_post("com.saurik.Cydia.status");
 237 }
 238
 239 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 240 @interface NSObject (Cydia)
 241 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 242 - (id) yieldToSelector:(SEL)selector;
 243 @end
 244
 245 @implementation NSObject (Cydia)
 246
 247 - (void) doNothing {
 248 }
 249
 250 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 251     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 252     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 253     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 254
 255     /* XXX: deal with exceptions */
 256     id value([self performSelector:selector withObject:object]);
 257
 258     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 259     [context removeAllObjects];
 260     if ([signature methodReturnLength] != 0 && value != nil)
 261         [context addObject:value];
 262
 263     stopped = true;
 264
 265     [self
 266         performSelectorOnMainThread:@selector(doNothing)
 267         withObject:nil
 268         waitUntilDone:NO
 269     ];
 270 }
 271
 272 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 273     volatile bool stopped(false);
 274
 275     NSMutableArray *context([NSMutableArray arrayWithObjects:
 276         [NSValue valueWithPointer:selector],
 277         [NSValue valueWithNonretainedObject:object],
 278         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 279     nil]);
 280
 281     NSThread *thread([[[NSThread alloc]
 282         initWithTarget:self
 283         selector:@selector(_yieldToContext:)
 284         object:context
 285     ] autorelease]);
 286
 287     [thread start];
 288
 289     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 290     NSDate *future([NSDate distantFuture]);
 291
 292     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 293
 294     return [context count] == 0 ? nil : [context objectAtIndex:0];
 295 }
 296
 297 - (id) yieldToSelector:(SEL)selector {
 298     return [self yieldToSelector:selector withObject:nil];
 299 }
 300
 301 @end
 302 /* }}} */
 303
 304 /* Cydia Alert View {{{ */
 305 @interface CYAlertView : UIAlertView {
 306     unsigned button_;
 307 }
 308
 309 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 310
 311 @end
 312
 313 @implementation CYAlertView
 314
 315 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 316     if ((self = [super init]) != nil) {
 317         [self setTitle:title];
 318         [self setDelegate:self];
 319         for (NSString *button in buttons) [self addButtonWithTitle:button];
 320         [self setCancelButtonIndex:index];
 321     } return self;
 322 }
 323
 324 - (void) _updateFrameForDisplay {
 325     [super _updateFrameForDisplay];
 326     if ([self cancelButtonIndex] == -1) {
 327         NSArray *buttons = [self buttons];
 328         if ([buttons count]) {
 329             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 330             for (UIThreePartButton *button in buttons)
 331                 [button setBackground:background forState:0];
 332         }
 333     }
 334 }
 335
 336 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 337     button_ = buttonIndex + 1;
 338 }
 339
 340 - (void) dismiss {
 341     [self dismissWithClickedButtonIndex:-1 animated:YES];
 342 }
 343
 344 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 345     [self setRunsModal:YES];
 346     button_ = 0;
 347     [self show];
 348     return button_;
 349 }
 350
 351 @end
 352 /* }}} */
 353
 354 /* NSForcedOrderingSearch doesn't work on the iPhone */
 355 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 356 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 357 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 358
 359 #define lprintf(args...) fprintf(stderr, args)
 360
 361 #define ForRelease 1
 362 #define TraceLogging (1 && !ForRelease)
 363 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 364 #define ProfileTimes (0 && !ForRelease)
 365 #define ForSaurik (0 && !ForRelease)
 366 #define LogBrowser (0 && !ForRelease)
 367 #define TrackResize (0 && !ForRelease)
 368 #define ManualRefresh (1 && !ForRelease)
 369 #define ShowInternals (0 && !ForRelease)
 370 #define AlwaysReload (0 && !ForRelease)
 371 #define TryIndexedCollation (0 && !ForRelease)
 372
 373 #if !TraceLogging
 374 #undef _trace
 375 #define _trace(args...)
 376 #endif
 377
 378 #if !ProfileTimes
 379 #undef _profile
 380 #define _profile(name) {
 381 #undef _end
 382 #define _end }
 383 #define PrintTimes() do {} while (false)
 384 #endif
 385
 386 /* Radix Sort {{{ */
 387 typedef uint32_t (*SKRadixFunction)(id, void *);
 388
 389 @interface NSMutableArray (Radix)
 390 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 391 @end
 392
 393 struct RadixItem_ {
 394     size_t index;
 395     uint32_t key;
 396 };
 397
 398 @implementation NSMutableArray (Radix)
 399
 400 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 401     size_t count([self count]);
 402     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 403
 404     for (size_t i(0); i != count; ++i) {
 405         RadixItem_ &item(swap[i]);
 406         item.index = i;
 407
 408         id object([self objectAtIndex:i]);
 409         item.key = function(object, argument);
 410     }
 411
 412     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 413
 414     static const size_t width = 32;
 415     static const size_t bits = 11;
 416     static const size_t slots = 1 << bits;
 417     static const size_t passes = (width + (bits - 1)) / bits;
 418
 419     size_t *hist(new size_t[slots]);
 420
 421     for (size_t pass(0); pass != passes; ++pass) {
 422         memset(hist, 0, sizeof(size_t) * slots);
 423
 424         for (size_t i(0); i != count; ++i) {
 425             uint32_t key(lhs[i].key);
 426             key >>= pass * bits;
 427             key &= _not(uint32_t) >> width - bits;
 428             ++hist[key];
 429         }
 430
 431         size_t offset(0);
 432         for (size_t i(0); i != slots; ++i) {
 433             size_t local(offset);
 434             offset += hist[i];
 435             hist[i] = local;
 436         }
 437
 438         for (size_t i(0); i != count; ++i) {
 439             uint32_t key(lhs[i].key);
 440             key >>= pass * bits;
 441             key &= _not(uint32_t) >> width - bits;
 442             rhs[hist[key]++] = lhs[i];
 443         }
 444
 445         RadixItem_ *tmp(lhs);
 446         lhs = rhs;
 447         rhs = tmp;
 448     }
 449
 450     delete [] hist;
 451
 452     const void **values(new const void *[count]);
 453     for (size_t i(0); i != count; ++i)
 454         values[i] = [self objectAtIndex:lhs[i].index];
 455     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 456     delete [] values;
 457
 458     delete [] swap;
 459 }
 460
 461 @end
 462 /* }}} */
 463 /* Insertion Sort {{{ */
 464
 465 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 466     const char *ptr = (const char *)list;
 467     while (0 < count) {
 468         CFIndex half = count / 2;
 469         const char *probe = ptr + elementSize * half;
 470         CFComparisonResult cr = comparator(element, probe, context);
 471     if (0 == cr) return (probe - (const char *)list) / elementSize;
 472         ptr = (cr < 0) ? ptr : probe + elementSize;
 473         count = (cr < 0) ? half : (half + (count & 1) - 1);
 474     }
 475     return (ptr - (const char *)list) / elementSize;
 476 }
 477
 478 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 479     const char *ptr = (const char *)list;
 480     while (0 < count) {
 481         CFIndex half = count / 2;
 482         const char *probe = ptr + elementSize * half;
 483         CFComparisonResult cr = comparator(element, probe, context);
 484     if (0 == cr) return (probe - (const char *)list) / elementSize;
 485         ptr = (cr < 0) ? ptr : probe + elementSize;
 486         count = (cr < 0) ? half : (half + (count & 1) - 1);
 487     }
 488     return (ptr - (const char *)list) / elementSize;
 489 }
 490
 491 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 492     if (range.length == 0)
 493         return;
 494     const void **values(new const void *[range.length]);
 495     CFArrayGetValues(array, range, values);
 496
 497 #if HistogramInsertionSort > 0
 498     uint32_t total(0), *offsets(new uint32_t[range.length]);
 499 #endif
 500
 501     for (CFIndex index(1); index != range.length; ++index) {
 502         const void *value(values[index]);
 503         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 504         CFIndex correct(index);
 505         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 506 #if HistogramInsertionSort > 1
 507             NSLog(@"%@ < %@", value, values[correct - 1]);
 508 #endif
 509             if (--correct == 0)
 510                 break;
 511         }
 512         if (correct != index) {
 513             size_t offset(index - correct);
 514 #if HistogramInsertionSort
 515             total += offset;
 516             ++offsets[offset];
 517             if (offset > 10)
 518                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 519 #endif
 520             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 521             values[correct] = value;
 522         }
 523     }
 524
 525     CFArrayReplaceValues(array, range, values, range.length);
 526     delete [] values;
 527
 528 #if HistogramInsertionSort > 0
 529     for (CFIndex index(0); index != range.length; ++index)
 530         if (offsets[index] != 0)
 531             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 532     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 533     delete [] offsets;
 534 #endif
 535 }
 536
 537 /* }}} */
 538
 539 /* Apple Bug Fixes {{{ */
 540 @implementation UIWebDocumentView (Cydia)
 541
 542 - (void) _setScrollerOffset:(CGPoint)offset {
 543     UIScroller *scroller([self _scroller]);
 544
 545     CGSize size([scroller contentSize]);
 546     CGSize bounds([scroller bounds].size);
 547
 548     CGPoint max;
 549     max.x = size.width - bounds.width;
 550     max.y = size.height - bounds.height;
 551
 552     // wtf Apple?!
 553     if (max.x < 0)
 554         max.x = 0;
 555     if (max.y < 0)
 556         max.y = 0;
 557
 558     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 559     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 560
 561     [scroller setOffset:offset];
 562 }
 563
 564 @end
 565 /* }}} */
 566
 567 @implementation WebScriptObject (NSFastEnumeration)
 568
 569 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 570     size_t length([self count] - state->state);
 571     if (length <= 0)
 572         return 0;
 573     else if (length > count)
 574         length = count;
 575     for (size_t i(0); i != length; ++i)
 576         objects[i] = [self objectAtIndex:state->state++];
 577     state->itemsPtr = objects;
 578     state->mutationsPtr = (unsigned long *) self;
 579     return length;
 580 }
 581
 582 @end
 583
 584 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 585     size_t length([self length] - state->state);
 586     if (length <= 0)
 587         return 0;
 588     else if (length > count)
 589         length = count;
 590     for (size_t i(0); i != length; ++i)
 591         objects[i] = [self item:state->state++];
 592     state->itemsPtr = objects;
 593     state->mutationsPtr = (unsigned long *) self;
 594     return length;
 595 }
 596
 597 /* Cydia NSString Additions {{{ */
 598 @interface NSString (Cydia)
 599 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 600 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 601 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 602 - (NSComparisonResult) compareByPath:(NSString *)other;
 603 - (NSString *) stringByCachingURLWithCurrentCDN;
 604 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 605 @end
 606
 607 @implementation NSString (Cydia)
 608
 609 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 610     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 611 }
 612
 613 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 614     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 615     memcpy(data, bytes, length);
 616     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 617 }
 618
 619 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 620     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 621 }
 622
 623 - (NSComparisonResult) compareByPath:(NSString *)other {
 624     NSString *prefix = [self commonPrefixWithString:other options:0];
 625     size_t length = [prefix length];
 626
 627     NSRange lrange = NSMakeRange(length, [self length] - length);
 628     NSRange rrange = NSMakeRange(length, [other length] - length);
 629
 630     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 631     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 632
 633     NSComparisonResult value;
 634
 635     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 636         value = NSOrderedSame;
 637     else if (lrange.location == NSNotFound)
 638         value = NSOrderedAscending;
 639     else if (rrange.location == NSNotFound)
 640         value = NSOrderedDescending;
 641     else
 642         value = NSOrderedSame;
 643
 644     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 645         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 646     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 647         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 648
 649     NSComparisonResult result = [lpath compare:rpath];
 650     return result == NSOrderedSame ? value : result;
 651 }
 652
 653 - (NSString *) stringByCachingURLWithCurrentCDN {
 654     return [self
 655         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 656         withString:@"://cache.cydia.saurik.com/"
 657     ];
 658 }
 659
 660 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 661     return [(id)CFURLCreateStringByAddingPercentEscapes(
 662         kCFAllocatorDefault,
 663         (CFStringRef) self,
 664         NULL,
 665         CFSTR(";/?:@&=+$,"),
 666         kCFStringEncodingUTF8
 667     ) autorelease];
 668 }
 669
 670 @end
 671 /* }}} */
 672
 673 /* C++ NSString Wrapper Cache {{{ */
 674 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 675     return size == 0 ? NULL :
 676         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 677         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 678 }
 679
 680 static _finline CFStringRef CYStringCreate(const char *data) {
 681     return CYStringCreate(data, strlen(data));
 682 }
 683
 684 class CYString {
 685   private:
 686     char *data_;
 687     size_t size_;
 688     CFStringRef cache_;
 689
 690     _finline void clear_() {
 691         if (cache_ != NULL) {
 692             CFRelease(cache_);
 693             cache_ = NULL;
 694         }
 695     }
 696
 697   public:
 698     _finline bool empty() const {
 699         return size_ == 0;
 700     }
 701
 702     _finline size_t size() const {
 703         return size_;
 704     }
 705
 706     _finline char *data() const {
 707         return data_;
 708     }
 709
 710     _finline void clear() {
 711         size_ = 0;
 712         clear_();
 713     }
 714
 715     _finline CYString() :
 716         data_(0),
 717         size_(0),
 718         cache_(NULL)
 719     {
 720     }
 721
 722     _finline ~CYString() {
 723         clear_();
 724     }
 725
 726     void operator =(const CYString &rhs) {
 727         data_ = rhs.data_;
 728         size_ = rhs.size_;
 729
 730         if (rhs.cache_ == nil)
 731             cache_ = NULL;
 732         else
 733             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 734     }
 735
 736     void copy(apr_pool_t *pool) {
 737         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 738         memcpy(temp, data_, size_);
 739         temp[size_] = '\0';
 740         data_ = temp;
 741     }
 742
 743     void set(apr_pool_t *pool, const char *data, size_t size) {
 744         if (size == 0)
 745             clear();
 746         else {
 747             clear_();
 748
 749             data_ = const_cast<char *>(data);
 750             size_ = size;
 751
 752             if (pool != NULL)
 753                 copy(pool);
 754         }
 755     }
 756
 757     _finline void set(apr_pool_t *pool, const char *data) {
 758         set(pool, data, data == NULL ? 0 : strlen(data));
 759     }
 760
 761     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 762         set(pool, rhs.data(), rhs.size());
 763     }
 764
 765     bool operator ==(const CYString &rhs) const {
 766         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 767     }
 768
 769     _finline operator CFStringRef() {
 770         if (cache_ == NULL)
 771             cache_ = CYStringCreate(data_, size_);
 772         return cache_;
 773     }
 774
 775     _finline operator id() {
 776         return (NSString *) static_cast<CFStringRef>(*this);
 777     }
 778
 779     _finline operator const char *() {
 780         return reinterpret_cast<const char *>(data_);
 781     }
 782 };
 783 /* }}} */
 784 /* C++ NSString Algorithm Adapters {{{ */
 785 extern "C" {
 786     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 787 }
 788
 789 struct NSStringMapHash :
 790     std::unary_function<NSString *, size_t>
 791 {
 792     _finline size_t operator ()(NSString *value) const {
 793         return CFStringHashNSString((CFStringRef) value);
 794     }
 795 };
 796
 797 struct NSStringMapLess :
 798     std::binary_function<NSString *, NSString *, bool>
 799 {
 800     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 801         return [lhs compare:rhs] == NSOrderedAscending;
 802     }
 803 };
 804
 805 struct NSStringMapEqual :
 806     std::binary_function<NSString *, NSString *, bool>
 807 {
 808     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 809         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 810         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 811         //[lhs isEqualToString:rhs];
 812     }
 813 };
 814 /* }}} */
 815
 816 /* Perl-Compatible RegEx {{{ */
 817 class Pcre {
 818   private:
 819     pcre *code_;
 820     pcre_extra *study_;
 821     int capture_;
 822     int *matches_;
 823     const char *data_;
 824
 825   public:
 826     Pcre(const char *regex) :
 827         study_(NULL)
 828     {
 829         const char *error;
 830         int offset;
 831         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 832
 833         if (code_ == NULL) {
 834             lprintf("%d:%s\n", offset, error);
 835             _assert(false);
 836         }
 837
 838         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 839         matches_ = new int[(capture_ + 1) * 3];
 840     }
 841
 842     ~Pcre() {
 843         pcre_free(code_);
 844         delete matches_;
 845     }
 846
 847     NSString *operator [](size_t match) {
 848         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 849     }
 850
 851     bool operator ()(NSString *data) {
 852         // XXX: length is for characters, not for bytes
 853         return operator ()([data UTF8String], [data length]);
 854     }
 855
 856     bool operator ()(const char *data, size_t size) {
 857         data_ = data;
 858         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 859     }
 860 };
 861 /* }}} */
 862 /* Mime Addresses {{{ */
 863 @interface Address : NSObject {
 864     NSString *name_;
 865     NSString *address_;
 866 }
 867
 868 - (NSString *) name;
 869 - (NSString *) address;
 870
 871 - (void) setAddress:(NSString *)address;
 872
 873 + (Address *) addressWithString:(NSString *)string;
 874 - (Address *) initWithString:(NSString *)string;
 875
 876 @end
 877
 878 @implementation Address
 879
 880 - (void) dealloc {
 881     [name_ release];
 882     if (address_ != nil)
 883         [address_ release];
 884     [super dealloc];
 885 }
 886
 887 - (NSString *) name {
 888     return name_;
 889 }
 890
 891 - (NSString *) address {
 892     return address_;
 893 }
 894
 895 - (void) setAddress:(NSString *)address {
 896     if (address_ != nil)
 897         [address_ autorelease];
 898     if (address == nil)
 899         address_ = nil;
 900     else
 901         address_ = [address retain];
 902 }
 903
 904 + (Address *) addressWithString:(NSString *)string {
 905     return [[[Address alloc] initWithString:string] autorelease];
 906 }
 907
 908 + (NSArray *) _attributeKeys {
 909     return [NSArray arrayWithObjects:
 910         @"address",
 911         @"name",
 912     nil];
 913 }
 914
 915 - (NSArray *) attributeKeys {
 916     return [[self class] _attributeKeys];
 917 }
 918
 919 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 920     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 921 }
 922
 923 - (Address *) initWithString:(NSString *)string {
 924     if ((self = [super init]) != nil) {
 925         const char *data = [string UTF8String];
 926         size_t size = [string length];
 927
 928         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 929
 930         if (address_r(data, size)) {
 931             name_ = [address_r[1] retain];
 932             address_ = [address_r[2] retain];
 933         } else {
 934             name_ = [string retain];
 935             address_ = nil;
 936         }
 937     } return self;
 938 }
 939
 940 @end
 941 /* }}} */
 942 /* CoreGraphics Primitives {{{ */
 943 class CYColor {
 944   private:
 945     CGColorRef color_;
 946
 947     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 948         CGFloat color[] = {red, green, blue, alpha};
 949         return CGColorCreate(space, color);
 950     }
 951
 952   public:
 953     CYColor() :
 954         color_(NULL)
 955     {
 956     }
 957
 958     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 959         color_(Create_(space, red, green, blue, alpha))
 960     {
 961         Set(space, red, green, blue, alpha);
 962     }
 963
 964     void Clear() {
 965         if (color_ != NULL)
 966             CGColorRelease(color_);
 967     }
 968
 969     ~CYColor() {
 970         Clear();
 971     }
 972
 973     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 974         Clear();
 975         color_ = Create_(space, red, green, blue, alpha);
 976     }
 977
 978     operator CGColorRef() {
 979         return color_;
 980     }
 981 };
 982 /* }}} */
 983
 984 /* Random Global Variables {{{ */
 985 static const int PulseInterval_ = 50000;
 986
 987 static const NSString *UI_;
 988
 989 static int Finish_;
 990 static NSArray *Finishes_;
 991
 992 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 993 #define NotifyConfig_ "/etc/notify.conf"
 994
 995 static bool Queuing_;
 996
 997 static CYColor Blue_;
 998 static CYColor Blueish_;
 999 static CYColor Black_;
1000 static CYColor Off_;
1001 static CYColor White_;
1002 static CYColor Gray_;
1003 static CYColor Green_;
1004 static CYColor Purple_;
1005 static CYColor Purplish_;
1006
1007 static UIColor *InstallingColor_;
1008 static UIColor *RemovingColor_;
1009
1010 static NSString *App_;
1011 static NSString *Home_;
1012
1013 static BOOL Advanced_;
1014 static BOOL Ignored_;
1015
1016 static UIFont *Font12_;
1017 static UIFont *Font12Bold_;
1018 static UIFont *Font14_;
1019 static UIFont *Font18Bold_;
1020 static UIFont *Font22Bold_;
1021
1022 static const char *Machine_ = NULL;
1023 static NSString *System_ = nil;
1024 static NSString *SerialNumber_ = nil;
1025 static NSString *ChipID_ = nil;
1026 static NSString *Token_ = nil;
1027 static NSString *UniqueID_ = nil;
1028 static NSString *PLMN_ = nil;
1029 static NSString *Build_ = nil;
1030 static NSString *Product_ = nil;
1031 static NSString *Safari_ = nil;
1032
1033 static CFLocaleRef Locale_;
1034 static NSArray *Languages_;
1035 static CGColorSpaceRef space_;
1036
1037 static NSDictionary *SectionMap_;
1038 static NSMutableDictionary *Metadata_;
1039 static _transient NSMutableDictionary *Settings_;
1040 static _transient NSString *Role_;
1041 static _transient NSMutableDictionary *Packages_;
1042 static _transient NSMutableDictionary *Sections_;
1043 static _transient NSMutableDictionary *Sources_;
1044 static bool Changed_;
1045 static time_t now_;
1046
1047 bool IsWildcat_;
1048 static CGFloat ScreenScale_;
1049 /* }}} */
1050
1051 /* Display Helpers {{{ */
1052 inline float Interpolate(float begin, float end, float fraction) {
1053     return (end - begin) * fraction + begin;
1054 }
1055
1056 static _finline const char *StripVersion_(const char *version) {
1057     const char *colon(strchr(version, ':'));
1058     return colon == NULL ? version : colon + 1;
1059 }
1060
1061 NSString *LocalizeSection(NSString *section) {
1062     static Pcre title_r("^(.*?) \\((.*)\\)$");
1063     if (title_r(section)) {
1064         NSString *parent(title_r[1]);
1065         NSString *child(title_r[2]);
1066
1067         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1068             LocalizeSection(parent),
1069             LocalizeSection(child)
1070         ];
1071     }
1072
1073     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1074 }
1075
1076 NSString *Simplify(NSString *title) {
1077     const char *data = [title UTF8String];
1078     size_t size = [title length];
1079
1080     static Pcre square_r("^\\[(.*)\\]$");
1081     if (square_r(data, size))
1082         return Simplify(square_r[1]);
1083
1084     static Pcre paren_r("^\\((.*)\\)$");
1085     if (paren_r(data, size))
1086         return Simplify(paren_r[1]);
1087
1088     static Pcre title_r("^(.*?) \\((.*)\\)$");
1089     if (title_r(data, size))
1090         return Simplify(title_r[1]);
1091
1092     return title;
1093 }
1094 /* }}} */
1095
1096 NSString *GetLastUpdate() {
1097     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1098
1099     if (update == nil)
1100         return UCLocalize("NEVER_OR_UNKNOWN");
1101
1102     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1103     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1104
1105     CFRelease(formatter);
1106
1107     return [(NSString *) formatted autorelease];
1108 }
1109
1110 bool isSectionVisible(NSString *section) {
1111     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1112     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1113     return hidden == nil || ![hidden boolValue];
1114 }
1115
1116 @class Cydia;
1117
1118 /* Delegate Prototypes {{{ */
1119 @class Package;
1120 @class Source;
1121
1122 @interface NSObject (ProgressDelegate)
1123 @end
1124
1125 @protocol ProgressDelegate
1126 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1127 - (void) setProgressTitle:(NSString *)title;
1128 - (void) setProgressPercent:(float)percent;
1129 - (void) startProgress;
1130 - (void) addProgressOutput:(NSString *)output;
1131 - (bool) isCancelling:(size_t)received;
1132 @end
1133
1134 @protocol ConfigurationDelegate
1135 - (void) repairWithSelector:(SEL)selector;
1136 - (void) setConfigurationData:(NSString *)data;
1137 @end
1138
1139 @class CYPackageController;
1140
1141 @protocol CydiaDelegate
1142 - (void) retainNetworkActivityIndicator;
1143 - (void) releaseNetworkActivityIndicator;
1144 - (void) clearPackage:(Package *)package;
1145 - (void) installPackage:(Package *)package;
1146 - (void) installPackages:(NSArray *)packages;
1147 - (void) removePackage:(Package *)package;
1148 - (void) beginUpdate;
1149 - (BOOL) updating;
1150 - (void) distUpgrade;
1151 - (void) loadData;
1152 - (void) updateData;
1153 - (void) syncData;
1154 - (void) addTrivialSource:(NSString *)href;
1155 - (void) showSettings;
1156 - (UIProgressHUD *) addProgressHUD;
1157 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1158 - (CYViewController *) pageForPackage:(NSString *)name;
1159 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1160 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1161 @end
1162
1163 static id<CydiaDelegate> CydiaApp;
1164 /* }}} */
1165
1166 /* Status Delegation {{{ */
1167 class Status :
1168     public pkgAcquireStatus
1169 {
1170   private:
1171     _transient NSObject<ProgressDelegate> *delegate_;
1172
1173   public:
1174     Status() :
1175         delegate_(nil)
1176     {
1177     }
1178
1179     void setDelegate(id delegate) {
1180         delegate_ = delegate;
1181     }
1182
1183     NSObject<ProgressDelegate> *getDelegate() const {
1184         return delegate_;
1185     }
1186
1187     virtual bool MediaChange(std::string media, std::string drive) {
1188         return false;
1189     }
1190
1191     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1192     }
1193
1194     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1195         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1196         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1197     }
1198
1199     virtual void Done(pkgAcquire::ItemDesc &item) {
1200     }
1201
1202     virtual void Fail(pkgAcquire::ItemDesc &item) {
1203         if (
1204             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1205             item.Owner->Status == pkgAcquire::Item::StatDone
1206         )
1207             return;
1208
1209         std::string &error(item.Owner->ErrorText);
1210         if (error.empty())
1211             return;
1212
1213         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1214         NSArray *fields([description componentsSeparatedByString:@" "]);
1215         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1216
1217         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1218             withObject:[NSArray arrayWithObjects:
1219                 [NSString stringWithUTF8String:error.c_str()],
1220                 source,
1221             nil]
1222             waitUntilDone:YES
1223         ];
1224     }
1225
1226     virtual bool Pulse(pkgAcquire *Owner) {
1227         bool value = pkgAcquireStatus::Pulse(Owner);
1228
1229         float percent(
1230             double(CurrentBytes + CurrentItems) /
1231             double(TotalBytes + TotalItems)
1232         );
1233
1234         [delegate_ setProgressPercent:percent];
1235         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1236     }
1237
1238     virtual void Start() {
1239         [delegate_ startProgress];
1240     }
1241
1242     virtual void Stop() {
1243     }
1244 };
1245 /* }}} */
1246 /* Progress Delegation {{{ */
1247 class Progress :
1248     public OpProgress
1249 {
1250   private:
1251     _transient id<ProgressDelegate> delegate_;
1252     float percent_;
1253
1254   protected:
1255     virtual void Update() {
1256         /*if (abs(Percent - percent_) > 2)
1257             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1258             percent_ = Percent;
1259         }*/
1260
1261         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1262         [delegate_ setProgressPercent:(Percent / 100)];*/
1263     }
1264
1265   public:
1266     Progress() :
1267         delegate_(nil),
1268         percent_(0)
1269     {
1270     }
1271
1272     void setDelegate(id delegate) {
1273         delegate_ = delegate;
1274     }
1275
1276     id getDelegate() const {
1277         return delegate_;
1278     }
1279
1280     virtual void Done() {
1281         //NSLog(@"DONE");
1282         //[delegate_ setProgressPercent:1];
1283     }
1284 };
1285 /* }}} */
1286
1287 /* Database Interface {{{ */
1288 typedef std::map< unsigned long, _H<Source> > SourceMap;
1289
1290 @interface Database : NSObject {
1291     NSZone *zone_;
1292     apr_pool_t *pool_;
1293
1294     unsigned era_;
1295
1296     pkgCacheFile cache_;
1297     pkgDepCache::Policy *policy_;
1298     pkgRecords *records_;
1299     pkgProblemResolver *resolver_;
1300     pkgAcquire *fetcher_;
1301     FileFd *lock_;
1302     SPtr<pkgPackageManager> manager_;
1303     pkgSourceList *list_;
1304
1305     SourceMap sourceMap_;
1306     NSMutableArray *sourceList_;
1307
1308     CFMutableArrayRef packages_;
1309
1310     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1311     Status status_;
1312     Progress progress_;
1313
1314     int cydiafd_;
1315     int statusfd_;
1316     FILE *input_;
1317
1318     std::map<const char *, _H<NSString> > sections_;
1319 }
1320
1321 + (Database *) sharedInstance;
1322 - (unsigned) era;
1323
1324 - (void) _readCydia:(NSNumber *)fd;
1325 - (void) _readStatus:(NSNumber *)fd;
1326 - (void) _readOutput:(NSNumber *)fd;
1327
1328 - (FILE *) input;
1329
1330 - (Package *) packageWithName:(NSString *)name;
1331
1332 - (pkgCacheFile &) cache;
1333 - (pkgDepCache::Policy *) policy;
1334 - (pkgRecords *) records;
1335 - (pkgProblemResolver *) resolver;
1336 - (pkgAcquire &) fetcher;
1337 - (pkgSourceList &) list;
1338 - (NSArray *) packages;
1339 - (NSArray *) sources;
1340 - (Source *) sourceWithKey:(NSString *)key;
1341 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1342
1343 - (void) configure;
1344 - (bool) prepare;
1345 - (void) perform;
1346 - (bool) upgrade;
1347 - (void) update;
1348
1349 - (void) updateWithStatus:(Status &)status;
1350
1351 - (void) setDelegate:(id)delegate;
1352 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1353
1354 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1355
1356 @end
1357 /* }}} */
1358 /* Delegate Helpers {{{ */
1359 @implementation NSObject (ProgressDelegate)
1360
1361 - (void) _setProgressErrorPackage:(NSArray *)args {
1362     [self performSelector:@selector(setProgressError:forPackage:)
1363         withObject:[args objectAtIndex:0]
1364         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1365     ];
1366 }
1367
1368 - (void) _setProgressErrorTitle:(NSArray *)args {
1369     [self performSelector:@selector(setProgressError:withTitle:)
1370         withObject:[args objectAtIndex:0]
1371         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1372     ];
1373 }
1374
1375 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1376     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1377         withObject:[NSArray arrayWithObjects:error, title, nil]
1378         waitUntilDone:YES
1379     ];
1380 }
1381
1382 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1383     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1384
1385     [self performSelector:@selector(setProgressError:withTitle:)
1386         withObject:error
1387         withObject:(package == nil ? id : [package name])
1388     ];
1389 }
1390
1391 @end
1392 /* }}} */
1393
1394 // Cytore Definitions {{{
1395 struct PackageValue :
1396     Cytore::Block
1397 {
1398     Cytore::Offset<PackageValue> next_;
1399
1400     uint32_t index_ : 23;
1401     uint32_t subscribed_ : 1;
1402     uint32_t : 8;
1403
1404     int32_t first_;
1405     int32_t last_;
1406
1407     uint16_t vhash_;
1408     uint16_t nhash_;
1409
1410     char version_[8];
1411     char name_[];
1412 };
1413
1414 struct MetaValue :
1415     Cytore::Block
1416 {
1417     uint32_t active_;
1418     Cytore::Offset<PackageValue> packages_[1 << 16];
1419 };
1420
1421 static Cytore::File<MetaValue> MetaFile_;
1422 // }}}
1423 // Cytore Helper Functions {{{
1424 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1425     SplitHash nhash = { hashlittle(name, length) };
1426
1427     PackageValue *metadata;
1428
1429     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1430     offset: if (offset->IsNull()) {
1431         *offset = MetaFile_.New<PackageValue>(length + 1);
1432         metadata = &MetaFile_.Get(*offset);
1433
1434         if (metadata == NULL) {
1435             if (fail != NULL)
1436                 *fail = true;
1437
1438             metadata = new PackageValue();
1439             memset(metadata, 0, sizeof(*metadata));
1440         }
1441
1442         memcpy(metadata->name_, name, length + 1);
1443         metadata->nhash_ = nhash.u16[1];
1444     } else {
1445         metadata = &MetaFile_.Get(*offset);
1446
1447         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1448             offset = &metadata->next_;
1449             goto offset;
1450         }
1451     }
1452
1453     return metadata;
1454 }
1455
1456 static void PackageImport(const void *key, const void *value, void *context) {
1457     bool &fail(*reinterpret_cast<bool *>(context));
1458
1459     char buffer[1024];
1460     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1461         NSLog(@"failed to import package %@", key);
1462         return;
1463     }
1464
1465     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1466     NSDictionary *package((NSDictionary *) value);
1467
1468     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1469         if ([subscribed boolValue] && !metadata->subscribed_)
1470             metadata->subscribed_ = true;
1471
1472     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1473         time_t time([date timeIntervalSince1970]);
1474         if (metadata->first_ > time || metadata->first_ == 0)
1475             metadata->first_ = time;
1476     }
1477
1478     NSDate *date([package objectForKey:@"LastSeen"]);
1479     NSString *version([package objectForKey:@"LastVersion"]);
1480
1481     if (date != nil && version != nil) {
1482         time_t time([date timeIntervalSince1970]);
1483         if (metadata->last_ < time || metadata->last_ == 0)
1484             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1485                 size_t length(strlen(buffer));
1486                 uint16_t vhash(hashlittle(buffer, length));
1487
1488                 size_t capped(std::min<size_t>(8, length));
1489                 char *latest(buffer + length - capped);
1490
1491                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1492                 metadata->vhash_ = vhash;
1493
1494                 metadata->last_ = time;
1495             }
1496     }
1497 }
1498 // }}}
1499
1500 /* Source Class {{{ */
1501 @interface Source : NSObject {
1502     CYString depiction_;
1503     CYString description_;
1504     CYString label_;
1505     CYString origin_;
1506     CYString support_;
1507
1508     CYString uri_;
1509     CYString distribution_;
1510     CYString type_;
1511     CYString version_;
1512
1513     NSString *host_;
1514     NSString *authority_;
1515
1516     CYString defaultIcon_;
1517
1518     NSDictionary *record_;
1519     BOOL trusted_;
1520 }
1521
1522 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1523
1524 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1525
1526 - (NSString *) depictionForPackage:(NSString *)package;
1527 - (NSString *) supportForPackage:(NSString *)package;
1528
1529 - (NSDictionary *) record;
1530 - (BOOL) trusted;
1531
1532 - (NSString *) uri;
1533 - (NSString *) distribution;
1534 - (NSString *) type;
1535 - (NSString *) key;
1536 - (NSString *) host;
1537
1538 - (NSString *) name;
1539 - (NSString *) description;
1540 - (NSString *) label;
1541 - (NSString *) origin;
1542 - (NSString *) version;
1543
1544 - (NSString *) defaultIcon;
1545
1546 @end
1547
1548 @implementation Source
1549
1550 - (void) _clear {
1551     uri_.clear();
1552     distribution_.clear();
1553     type_.clear();
1554
1555     description_.clear();
1556     label_.clear();
1557     origin_.clear();
1558     depiction_.clear();
1559     support_.clear();
1560     version_.clear();
1561     defaultIcon_.clear();
1562
1563     if (record_ != nil) {
1564         [record_ release];
1565         record_ = nil;
1566     }
1567
1568     if (host_ != nil) {
1569         [host_ release];
1570         host_ = nil;
1571     }
1572
1573     if (authority_ != nil) {
1574         [authority_ release];
1575         authority_ = nil;
1576     }
1577 }
1578
1579 - (void) dealloc {
1580     // XXX: this is a very inefficient way to call these deconstructors
1581     [self _clear];
1582     [super dealloc];
1583 }
1584
1585 + (NSArray *) _attributeKeys {
1586     return [NSArray arrayWithObjects:
1587         @"description",
1588         @"distribution",
1589         @"host",
1590         @"key",
1591         @"label",
1592         @"name",
1593         @"origin",
1594         @"trusted",
1595         @"type",
1596         @"uri",
1597         @"version",
1598     nil];
1599 }
1600
1601 - (NSArray *) attributeKeys {
1602     return [[self class] _attributeKeys];
1603 }
1604
1605 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1606     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1607 }
1608
1609 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1610     [self _clear];
1611
1612     trusted_ = index->IsTrusted();
1613
1614     uri_.set(pool, index->GetURI());
1615     distribution_.set(pool, index->GetDist());
1616     type_.set(pool, index->GetType());
1617
1618     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1619     if (dindex != NULL) {
1620         FileFd fd;
1621         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1622             _error->Discard();
1623         else {
1624             pkgTagFile tags(&fd);
1625
1626             pkgTagSection section;
1627             tags.Step(section);
1628
1629             struct {
1630                 const char *name_;
1631                 CYString *value_;
1632             } names[] = {
1633                 {"default-icon", &defaultIcon_},
1634                 {"depiction", &depiction_},
1635                 {"description", &description_},
1636                 {"label", &label_},
1637                 {"origin", &origin_},
1638                 {"support", &support_},
1639                 {"version", &version_},
1640             };
1641
1642             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1643                 const char *start, *end;
1644
1645                 if (section.Find(names[i].name_, start, end)) {
1646                     CYString &value(*names[i].value_);
1647                     value.set(pool, start, end - start);
1648                 }
1649             }
1650         }
1651     }
1652
1653     record_ = [Sources_ objectForKey:[self key]];
1654     if (record_ != nil)
1655         record_ = [record_ retain];
1656
1657     NSURL *url([NSURL URLWithString:uri_]);
1658
1659     host_ = [url host];
1660     if (host_ != nil)
1661         host_ = [[host_ lowercaseString] retain];
1662
1663     if (host_ != nil)
1664         authority_ = host_;
1665     else
1666         authority_ = [url path];
1667
1668     if (authority_ != nil)
1669         authority_ = [authority_ retain];
1670 }
1671
1672 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1673     if ((self = [super init]) != nil) {
1674         [self setMetaIndex:index inPool:pool];
1675     } return self;
1676 }
1677
1678 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1679     NSDictionary *lhr = [self record];
1680     NSDictionary *rhr = [source record];
1681
1682     if (lhr != rhr)
1683         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1684
1685     NSString *lhs = [self name];
1686     NSString *rhs = [source name];
1687
1688     if ([lhs length] != 0 && [rhs length] != 0) {
1689         unichar lhc = [lhs characterAtIndex:0];
1690         unichar rhc = [rhs characterAtIndex:0];
1691
1692         if (isalpha(lhc) && !isalpha(rhc))
1693             return NSOrderedAscending;
1694         else if (!isalpha(lhc) && isalpha(rhc))
1695             return NSOrderedDescending;
1696     }
1697
1698     return [lhs compare:rhs options:LaxCompareOptions_];
1699 }
1700
1701 - (NSString *) depictionForPackage:(NSString *)package {
1702     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1703 }
1704
1705 - (NSString *) supportForPackage:(NSString *)package {
1706     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1707 }
1708
1709 - (NSDictionary *) record {
1710     return record_;
1711 }
1712
1713 - (BOOL) trusted {
1714     return trusted_;
1715 }
1716
1717 - (NSString *) uri {
1718     return uri_;
1719 }
1720
1721 - (NSString *) distribution {
1722     return distribution_;
1723 }
1724
1725 - (NSString *) type {
1726     return type_;
1727 }
1728
1729 - (NSString *) key {
1730     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1731 }
1732
1733 - (NSString *) host {
1734     return host_;
1735 }
1736
1737 - (NSString *) name {
1738     return origin_.empty() ? authority_ : origin_;
1739 }
1740
1741 - (NSString *) description {
1742     return description_;
1743 }
1744
1745 - (NSString *) label {
1746     return label_.empty() ? authority_ : label_;
1747 }
1748
1749 - (NSString *) origin {
1750     return origin_;
1751 }
1752
1753 - (NSString *) version {
1754     return version_;
1755 }
1756
1757 - (NSString *) defaultIcon {
1758     return defaultIcon_;
1759 }
1760
1761 @end
1762 /* }}} */
1763 /* CydiaOperation Class {{{ */
1764 @interface CydiaOperation : NSObject {
1765     NSString *operator_;
1766     NSString *value_;
1767 }
1768
1769 - (NSString *) operator;
1770 - (NSString *) value;
1771
1772 @end
1773
1774 @implementation CydiaOperation
1775
1776 - (void) dealloc {
1777     [operator_ release];
1778     [value_ release];
1779     [super dealloc];
1780 }
1781
1782 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1783     if ((self = [super init]) != nil) {
1784         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1785         value_ = [[NSString alloc] initWithUTF8String:value];
1786     } return self;
1787 }
1788
1789 + (NSArray *) _attributeKeys {
1790     return [NSArray arrayWithObjects:
1791         @"operator",
1792         @"value",
1793     nil];
1794 }
1795
1796 - (NSArray *) attributeKeys {
1797     return [[self class] _attributeKeys];
1798 }
1799
1800 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1801     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1802 }
1803
1804 - (NSString *) operator {
1805     return operator_;
1806 }
1807
1808 - (NSString *) value {
1809     return value_;
1810 }
1811
1812 @end
1813 /* }}} */
1814 /* CydiaClause Class {{{ */
1815 @interface CydiaClause : NSObject {
1816     NSString *package_;
1817     CydiaOperation *version_;
1818 }
1819
1820 - (NSString *) package;
1821 - (CydiaOperation *) version;
1822
1823 @end
1824
1825 @implementation CydiaClause
1826
1827 - (void) dealloc {
1828     [package_ release];
1829     [version_ release];
1830     [super dealloc];
1831 }
1832
1833 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1834     if ((self = [super init]) != nil) {
1835         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1836
1837         if (const char *version = dep.TargetVer())
1838             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1839         else
1840             version_ = [[NSNull null] retain];
1841     } return self;
1842 }
1843
1844 + (NSArray *) _attributeKeys {
1845     return [NSArray arrayWithObjects:
1846         @"package",
1847         @"version",
1848     nil];
1849 }
1850
1851 - (NSArray *) attributeKeys {
1852     return [[self class] _attributeKeys];
1853 }
1854
1855 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1856     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1857 }
1858
1859 - (NSString *) package {
1860     return package_;
1861 }
1862
1863 - (CydiaOperation *) version {
1864     return version_;
1865 }
1866
1867 @end
1868 /* }}} */
1869 /* CydiaRelation Class {{{ */
1870 @interface CydiaRelation : NSObject {
1871     NSString *relationship_;
1872     NSMutableArray *clauses_;
1873 }
1874
1875 - (NSString *) relationship;
1876 - (NSArray *) clauses;
1877
1878 @end
1879
1880 @implementation CydiaRelation
1881
1882 - (void) dealloc {
1883     [relationship_ release];
1884     [clauses_ release];
1885     [super dealloc];
1886 }
1887
1888 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1889     if ((self = [super init]) != nil) {
1890         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1891         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1892
1893         pkgCache::DepIterator start;
1894         pkgCache::DepIterator end;
1895         dep.GlobOr(start, end); // ++dep
1896
1897         _forever {
1898             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1899
1900             // yes, seriously. (wtf?)
1901             if (start == end)
1902                 break;
1903             ++start;
1904         }
1905     } return self;
1906 }
1907
1908 + (NSArray *) _attributeKeys {
1909     return [NSArray arrayWithObjects:
1910         @"clauses",
1911         @"relationship",
1912     nil];
1913 }
1914
1915 - (NSArray *) attributeKeys {
1916     return [[self class] _attributeKeys];
1917 }
1918
1919 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1920     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1921 }
1922
1923 - (NSString *) relationship {
1924     return relationship_;
1925 }
1926
1927 - (NSArray *) clauses {
1928     return clauses_;
1929 }
1930
1931 - (void) addClause:(CydiaClause *)clause {
1932     [clauses_ addObject:clause];
1933 }
1934
1935 @end
1936 /* }}} */
1937 /* Package Class {{{ */
1938 struct ParsedPackage {
1939     CYString tagline_;
1940
1941     CYString icon_;
1942
1943     CYString depiction_;
1944     CYString homepage_;
1945
1946     CYString sponsor_;
1947     CYString author_;
1948
1949     CYString bugs_;
1950     CYString support_;
1951 };
1952
1953 @interface Package : NSObject {
1954     uint32_t era_ : 26;
1955     uint32_t role_ : 3;
1956     uint32_t essential_ : 1;
1957     uint32_t obsolete_ : 1;
1958     uint32_t ignored_ : 1;
1959
1960     apr_pool_t *pool_;
1961
1962     _transient Database *database_;
1963
1964     pkgCache::VerIterator version_;
1965     pkgCache::PkgIterator iterator_;
1966     pkgCache::VerFileIterator file_;
1967
1968     CYString id_;
1969     CYString name_;
1970
1971     CYString latest_;
1972     CYString installed_;
1973
1974     const char *section_;
1975     _transient NSString *section$_;
1976
1977     Source *source_;
1978
1979     PackageValue *metadata_;
1980     ParsedPackage *parsed_;
1981
1982     NSMutableArray *tags_;
1983 }
1984
1985 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1986 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1987
1988 - (pkgCache::PkgIterator) iterator;
1989 - (void) parse;
1990
1991 - (NSString *) section;
1992 - (NSString *) simpleSection;
1993
1994 - (NSString *) longSection;
1995 - (NSString *) shortSection;
1996
1997 - (NSString *) uri;
1998
1999 - (Address *) maintainer;
2000 - (size_t) size;
2001 - (NSString *) longDescription;
2002 - (NSString *) shortDescription;
2003 - (unichar) index;
2004
2005 - (PackageValue *) metadata;
2006 - (time_t) seen;
2007
2008 - (bool) subscribed;
2009 - (bool) setSubscribed:(bool)subscribed;
2010
2011 - (BOOL) ignored;
2012
2013 - (NSString *) latest;
2014 - (NSString *) installed;
2015 - (BOOL) uninstalled;
2016
2017 - (BOOL) valid;
2018 - (BOOL) upgradableAndEssential:(BOOL)essential;
2019 - (BOOL) essential;
2020 - (BOOL) broken;
2021 - (BOOL) unfiltered;
2022 - (BOOL) visible;
2023
2024 - (BOOL) half;
2025 - (BOOL) halfConfigured;
2026 - (BOOL) halfInstalled;
2027 - (BOOL) hasMode;
2028 - (NSString *) mode;
2029
2030 - (NSString *) id;
2031 - (NSString *) name;
2032 - (UIImage *) icon;
2033 - (NSString *) homepage;
2034 - (NSString *) depiction;
2035 - (Address *) author;
2036
2037 - (NSString *) support;
2038
2039 - (NSArray *) files;
2040 - (NSArray *) warnings;
2041 - (NSArray *) applications;
2042
2043 - (Source *) source;
2044
2045 - (BOOL) matches:(NSString *)text;
2046
2047 - (bool) hasSupportingRole;
2048 - (BOOL) hasTag:(NSString *)tag;
2049 - (NSString *) primaryPurpose;
2050 - (NSArray *) purposes;
2051 - (bool) isCommercial;
2052
2053 - (void) setIndex:(size_t)index;
2054
2055 - (CYString &) cyname;
2056
2057 - (uint32_t) compareBySection:(NSArray *)sections;
2058
2059 - (void) install;
2060 - (void) remove;
2061
2062 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2063 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2064 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2065 - (bool) isVisibleInSection:(NSString *)section;
2066 - (bool) isVisibleInSource:(Source *)source;
2067
2068 @end
2069
2070 uint32_t PackageChangesRadix(Package *self, void *) {
2071     union {
2072         uint32_t key;
2073
2074         struct {
2075             uint32_t timestamp : 30;
2076             uint32_t ignored : 1;
2077             uint32_t upgradable : 1;
2078         } bits;
2079     } value;
2080
2081     bool upgradable([self upgradableAndEssential:YES]);
2082     value.bits.upgradable = upgradable ? 1 : 0;
2083
2084     if (upgradable) {
2085         value.bits.timestamp = 0;
2086         value.bits.ignored = [self ignored] ? 0 : 1;
2087         value.bits.upgradable = 1;
2088     } else {
2089         value.bits.timestamp = [self seen] >> 2;
2090         value.bits.ignored = 0;
2091         value.bits.upgradable = 0;
2092     }
2093
2094     return _not(uint32_t) - value.key;
2095 }
2096
2097 uint32_t PackagePrefixRadix(Package *self, void *context) {
2098     size_t offset(reinterpret_cast<size_t>(context));
2099     CYString &name([self cyname]);
2100
2101     size_t size(name.size());
2102     if (size == 0)
2103         return 0;
2104     char *text(name.data());
2105
2106     size_t zeros;
2107     if (!isdigit(text[0]))
2108         zeros = 0;
2109     else {
2110         size_t digits(1);
2111         while (size != digits && isdigit(text[digits]))
2112             if (++digits == 4)
2113                 break;
2114         zeros = 4 - digits;
2115     }
2116
2117     uint8_t data[4];
2118
2119     if (offset == 0 && zeros != 0) {
2120         memset(data, '0', zeros);
2121         memcpy(data + zeros, text, 4 - zeros);
2122     } else {
2123         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2124         if (size <= offset - zeros)
2125             return 0;
2126
2127         text += offset - zeros;
2128         size -= offset - zeros;
2129
2130         if (size >= 4)
2131             memcpy(data, text, 4);
2132         else {
2133             memcpy(data, text, size);
2134             memset(data + size, 0, 4 - size);
2135         }
2136
2137         for (size_t i(0); i != 4; ++i)
2138             if (isalpha(data[i]))
2139                 data[i] |= 0x20;
2140     }
2141
2142     if (offset == 0)
2143         if (data[0] == '@')
2144             data[0] = 0x7f;
2145         else
2146             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2147
2148     /* XXX: ntohl may be more honest */
2149     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2150 }
2151
2152 CYString &(*PackageName)(Package *self, SEL sel);
2153
2154 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2155     _profile(PackageNameCompare)
2156         CYString &lhi(PackageName(lhs, @selector(cyname)));
2157         CYString &rhi(PackageName(rhs, @selector(cyname)));
2158         CFStringRef lhn(lhi), rhn(rhi);
2159
2160         if (lhn == NULL)
2161             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2162         else if (rhn == NULL)
2163             return NSOrderedDescending;
2164
2165         _profile(PackageNameCompare$NumbersLast)
2166             if (!lhi.empty() && !rhi.empty()) {
2167                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2168                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2169                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2170                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2171                     return lha ? NSOrderedAscending : NSOrderedDescending;
2172             }
2173         _end
2174
2175         CFIndex length = CFStringGetLength(lhn);
2176
2177         _profile(PackageNameCompare$Compare)
2178             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2179         _end
2180     _end
2181 }
2182
2183 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2184     return PackageNameCompare(*lhs, *rhs, context);
2185 }
2186
2187 struct PackageNameOrdering :
2188     std::binary_function<Package *, Package *, bool>
2189 {
2190     _finline bool operator ()(Package *lhs, Package *rhs) const {
2191         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2192     }
2193 };
2194
2195 @implementation Package
2196
2197 - (NSString *) description {
2198     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2199 }
2200
2201 - (void) dealloc {
2202     if (parsed_ != NULL)
2203         delete parsed_;
2204     if (source_ != nil)
2205         [source_ release];
2206     if (tags_ != nil)
2207         [tags_ release];
2208     [super dealloc];
2209 }
2210
2211 + (NSString *) webScriptNameForSelector:(SEL)selector {
2212     if (false);
2213     else if (selector == @selector(clear))
2214         return @"clear";
2215     else if (selector == @selector(hasTag:))
2216         return @"hasTag";
2217     else if (selector == @selector(install))
2218         return @"install";
2219     else if (selector == @selector(remove))
2220         return @"remove";
2221     else
2222         return nil;
2223 }
2224
2225 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2226     return [self webScriptNameForSelector:selector] == nil;
2227 }
2228
2229 + (NSArray *) _attributeKeys {
2230     return [NSArray arrayWithObjects:
2231         @"applications",
2232         @"author",
2233         @"depiction",
2234         @"essential",
2235         @"homepage",
2236         @"icon",
2237         @"id",
2238         @"installed",
2239         @"latest",
2240         @"longDescription",
2241         @"longSection",
2242         @"maintainer",
2243         @"mode",
2244         @"name",
2245         @"purposes",
2246         @"relations",
2247         @"section",
2248         @"shortDescription",
2249         @"shortSection",
2250         @"simpleSection",
2251         @"size",
2252         @"source",
2253         @"sponsor",
2254         @"support",
2255         @"warnings",
2256     nil];
2257 }
2258
2259 - (NSArray *) attributeKeys {
2260     return [[self class] _attributeKeys];
2261 }
2262
2263 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2264     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2265 }
2266
2267 - (NSArray *) relations {
2268 @synchronized (database_) {
2269     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2270     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2271         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2272     return relations;
2273 } }
2274
2275 - (void) parse {
2276     if (parsed_ != NULL)
2277         return;
2278 @synchronized (database_) {
2279     if ([database_ era] != era_ || file_.end())
2280         return;
2281
2282     ParsedPackage *parsed(new ParsedPackage);
2283     parsed_ = parsed;
2284
2285     _profile(Package$parse)
2286         pkgRecords::Parser *parser;
2287
2288         _profile(Package$parse$Lookup)
2289             parser = &[database_ records]->Lookup(file_);
2290         _end
2291
2292         CYString website;
2293
2294         _profile(Package$parse$Find)
2295             struct {
2296                 const char *name_;
2297                 CYString *value_;
2298             } names[] = {
2299                 {"icon", &parsed->icon_},
2300                 {"depiction", &parsed->depiction_},
2301                 {"homepage", &parsed->homepage_},
2302                 {"website", &website},
2303                 {"bugs", &parsed->bugs_},
2304                 {"support", &parsed->support_},
2305                 {"sponsor", &parsed->sponsor_},
2306                 {"author", &parsed->author_},
2307             };
2308
2309             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2310                 const char *start, *end;
2311
2312                 if (parser->Find(names[i].name_, start, end)) {
2313                     CYString &value(*names[i].value_);
2314                     _profile(Package$parse$Value)
2315                         value.set(pool_, start, end - start);
2316                     _end
2317                 }
2318             }
2319         _end
2320
2321         _profile(Package$parse$Tagline)
2322             const char *start, *end;
2323             if (parser->ShortDesc(start, end)) {
2324                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2325                 if (stop == NULL)
2326                     stop = end;
2327                 while (stop != start && stop[-1] == '\r')
2328                     --stop;
2329                 parsed->tagline_.set(pool_, start, stop - start);
2330             }
2331         _end
2332
2333         _profile(Package$parse$Retain)
2334             if (parsed->homepage_.empty())
2335                 parsed->homepage_ = website;
2336             if (parsed->homepage_ == parsed->depiction_)
2337                 parsed->homepage_.clear();
2338         _end
2339     _end
2340 } }
2341
2342 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2343     if ((self = [super init]) != nil) {
2344     _profile(Package$initWithVersion)
2345         pool_ = pool;
2346
2347         database_ = database;
2348         era_ = [database era];
2349
2350         version_ = version;
2351
2352         pkgCache::PkgIterator iterator(version.ParentPkg());
2353         iterator_ = iterator;
2354
2355         _profile(Package$initWithVersion$Version)
2356             if (!version_.end())
2357                 file_ = version_.FileList();
2358             else {
2359                 pkgCache &cache([database_ cache]);
2360                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2361             }
2362         _end
2363
2364         _profile(Package$initWithVersion$Cache)
2365             name_.set(NULL, iterator.Display());
2366
2367             latest_.set(NULL, StripVersion_(version_.VerStr()));
2368
2369             pkgCache::VerIterator current(iterator.CurrentVer());
2370             if (!current.end())
2371                 installed_.set(NULL, StripVersion_(current.VerStr()));
2372         _end
2373
2374         _profile(Package$initWithVersion$Tags)
2375             pkgCache::TagIterator tag(iterator.TagList());
2376             if (!tag.end()) {
2377                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2378                 do {
2379                     const char *name(tag.Name());
2380                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2381
2382                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2383                         if (strcmp(name + 6, "enduser") == 0)
2384                             role_ = 1;
2385                         else if (strcmp(name + 6, "hacker") == 0)
2386                             role_ = 2;
2387                         else if (strcmp(name + 6, "developer") == 0)
2388                             role_ = 3;
2389                         else if (strcmp(name + 6, "cydia") == 0)
2390                             role_ = 7;
2391                         else
2392                             role_ = 4;
2393                     }
2394
2395                     if (strncmp(name, "cydia::", 7) == 0) {
2396                         if (strcmp(name + 7, "essential") == 0)
2397                             essential_ = true;
2398                         else if (strcmp(name + 7, "obsolete") == 0)
2399                             obsolete_ = true;
2400                     }
2401
2402                     ++tag;
2403                 } while (!tag.end());
2404             }
2405         _end
2406
2407         _profile(Package$initWithVersion$Metadata)
2408             const char *mixed(iterator.Name());
2409             size_t size(strlen(mixed));
2410             char lower[size + 1];
2411
2412             for (size_t i(0); i != size; ++i)
2413                 lower[i] = mixed[i] | 0x20;
2414             lower[size] = '\0';
2415
2416             PackageValue *metadata(PackageFind(lower, size));
2417             metadata_ = metadata;
2418
2419             id_.set(NULL, metadata->name_, size);
2420
2421             const char *latest(version_.VerStr());
2422             size_t length(strlen(latest));
2423
2424             uint16_t vhash(hashlittle(latest, length));
2425
2426             size_t capped(std::min<size_t>(8, length));
2427             latest = latest + length - capped;
2428
2429             if (metadata->first_ == 0)
2430                 metadata->first_ = now_;
2431
2432             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2433                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2434                 metadata->vhash_ = vhash;
2435                 metadata->last_ = now_;
2436             } else if (metadata->last_ == 0)
2437                 metadata->last_ = metadata->first_;
2438         _end
2439
2440         _profile(Package$initWithVersion$Section)
2441             section_ = iterator.Section();
2442         _end
2443
2444         _profile(Package$initWithVersion$Flags)
2445             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2446             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2447         _end
2448     _end } return self;
2449 }
2450
2451 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2452     pkgCache::VerIterator version;
2453
2454     _profile(Package$packageWithIterator$GetCandidateVer)
2455         version = [database policy]->GetCandidateVer(iterator);
2456     _end
2457
2458     if (version.end())
2459         return nil;
2460
2461     Package *package;
2462
2463     _profile(Package$packageWithIterator$Allocate)
2464         package = [Package allocWithZone:zone];
2465     _end
2466
2467     _profile(Package$packageWithIterator$Initialize)
2468         package = [package
2469             initWithVersion:version
2470             withZone:zone
2471             inPool:pool
2472             database:database
2473         ];
2474     _end
2475
2476     _profile(Package$packageWithIterator$Autorelease)
2477         package = [package autorelease];
2478     _end
2479
2480     return package;
2481 }
2482
2483 - (pkgCache::PkgIterator) iterator {
2484     return iterator_;
2485 }
2486
2487 - (NSString *) section {
2488     if (section$_ == nil) {
2489         if (section_ == NULL)
2490             return nil;
2491
2492         _profile(Package$section$mappedSectionForPointer)
2493             section$_ = [database_ mappedSectionForPointer:section_];
2494         _end
2495     } return section$_;
2496 }
2497
2498 - (NSString *) simpleSection {
2499     if (NSString *section = [self section])
2500         return Simplify(section);
2501     else
2502         return nil;
2503 }
2504
2505 - (NSString *) longSection {
2506     return LocalizeSection([self section]);
2507 }
2508
2509 - (NSString *) shortSection {
2510     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2511 }
2512
2513 - (NSString *) uri {
2514     return nil;
2515 #if 0
2516     pkgIndexFile *index;
2517     pkgCache::PkgFileIterator file(file_.File());
2518     if (![database_ list].FindIndex(file, index))
2519         return nil;
2520     return [NSString stringWithUTF8String:iterator_->Path];
2521     //return [NSString stringWithUTF8String:file.Site()];
2522     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2523 #endif
2524 }
2525
2526 - (Address *) maintainer {
2527 @synchronized (database_) {
2528     if ([database_ era] != era_ || file_.end())
2529         return nil;
2530
2531     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2532     const std::string &maintainer(parser->Maintainer());
2533     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2534 } }
2535
2536 - (size_t) size {
2537 @synchronized (database_) {
2538     if ([database_ era] != era_ || version_.end())
2539         return 0;
2540
2541     return version_->InstalledSize;
2542 } }
2543
2544 - (NSString *) longDescription {
2545 @synchronized (database_) {
2546     if ([database_ era] != era_ || file_.end())
2547         return nil;
2548
2549     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2550     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2551
2552     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2553     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2554     if ([lines count] < 2)
2555         return nil;
2556
2557     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2558     for (size_t i(1), e([lines count]); i != e; ++i) {
2559         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2560         [trimmed addObject:trim];
2561     }
2562
2563     return [trimmed componentsJoinedByString:@"\n"];
2564 } }
2565
2566 - (NSString *) shortDescription {
2567     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2568 }
2569
2570 - (unichar) index {
2571     _profile(Package$index)
2572         CFStringRef name((CFStringRef) [self name]);
2573         if (CFStringGetLength(name) == 0)
2574             return '#';
2575         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2576         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2577             return '#';
2578         return toupper(character);
2579     _end
2580 }
2581
2582 - (PackageValue *) metadata {
2583     return metadata_;
2584 }
2585
2586 - (time_t) seen {
2587     PackageValue *metadata([self metadata]);
2588     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2589 }
2590
2591 - (bool) subscribed {
2592     return [self metadata]->subscribed_;
2593 }
2594
2595 - (bool) setSubscribed:(bool)subscribed {
2596     PackageValue *metadata([self metadata]);
2597     if (metadata->subscribed_ == subscribed)
2598         return false;
2599     metadata->subscribed_ = subscribed;
2600     return true;
2601 }
2602
2603 - (BOOL) ignored {
2604     return ignored_;
2605 }
2606
2607 - (NSString *) latest {
2608     return latest_;
2609 }
2610
2611 - (NSString *) installed {
2612     return installed_;
2613 }
2614
2615 - (BOOL) uninstalled {
2616     return installed_.empty();
2617 }
2618
2619 - (BOOL) valid {
2620     return !version_.end();
2621 }
2622
2623 - (BOOL) upgradableAndEssential:(BOOL)essential {
2624     _profile(Package$upgradableAndEssential)
2625         pkgCache::VerIterator current(iterator_.CurrentVer());
2626         if (current.end())
2627             return essential && essential_;
2628         else
2629             return !version_.end() && version_ != current;
2630     _end
2631 }
2632
2633 - (BOOL) essential {
2634     return essential_;
2635 }
2636
2637 - (BOOL) broken {
2638     return [database_ cache][iterator_].InstBroken();
2639 }
2640
2641 - (BOOL) unfiltered {
2642     _profile(Package$unfiltered$obsolete)
2643         if (_unlikely(obsolete_))
2644             return false;
2645     _end
2646
2647     _profile(Package$unfiltered$hasSupportingRole)
2648         if (_unlikely(![self hasSupportingRole]))
2649             return false;
2650     _end
2651
2652     return true;
2653 }
2654
2655 - (BOOL) visible {
2656     if (![self unfiltered])
2657         return false;
2658
2659     NSString *section;
2660
2661     _profile(Package$visible$section)
2662         section = [self section];
2663     _end
2664
2665     _profile(Package$visible$isSectionVisible)
2666         if (!isSectionVisible(section))
2667             return false;
2668     _end
2669
2670     return true;
2671 }
2672
2673 - (BOOL) half {
2674     unsigned char current(iterator_->CurrentState);
2675     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2676 }
2677
2678 - (BOOL) halfConfigured {
2679     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2680 }
2681
2682 - (BOOL) halfInstalled {
2683     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2684 }
2685
2686 - (BOOL) hasMode {
2687     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2688     return state.Mode != pkgDepCache::ModeKeep;
2689 }
2690
2691 - (NSString *) mode {
2692     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2693
2694     switch (state.Mode) {
2695         case pkgDepCache::ModeDelete:
2696             if ((state.iFlags & pkgDepCache::Purge) != 0)
2697                 return @"PURGE";
2698             else
2699                 return @"REMOVE";
2700         case pkgDepCache::ModeKeep:
2701             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2702                 return @"REINSTALL";
2703             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2704                 return nil;*/
2705             else
2706                 return nil;
2707         case pkgDepCache::ModeInstall:
2708             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2709                 return @"REINSTALL";
2710             else*/ switch (state.Status) {
2711                 case -1:
2712                     return @"DOWNGRADE";
2713                 case 0:
2714                     return @"INSTALL";
2715                 case 1:
2716                     return @"UPGRADE";
2717                 case 2:
2718                     return @"NEW_INSTALL";
2719                 _nodefault
2720             }
2721         _nodefault
2722     }
2723 }
2724
2725 - (NSString *) id {
2726     return id_;
2727 }
2728
2729 - (NSString *) name {
2730     return name_.empty() ? id_ : name_;
2731 }
2732
2733 - (UIImage *) icon {
2734     NSString *section = [self simpleSection];
2735
2736     UIImage *icon(nil);
2737     if (parsed_ != NULL)
2738         if (NSString *href = parsed_->icon_)
2739             if ([href hasPrefix:@"file:///"])
2740                 // XXX: correct escaping
2741                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2742     if (icon == nil) if (section != nil)
2743         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2744     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2745         if ([dicon hasPrefix:@"file:///"])
2746             // XXX: correct escaping
2747             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2748     if (icon == nil)
2749         icon = [UIImage applicationImageNamed:@"unknown.png"];
2750     return icon;
2751 }
2752
2753 - (NSString *) homepage {
2754     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2755 }
2756
2757 - (NSString *) depiction {
2758     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2759 }
2760
2761 - (Address *) sponsor {
2762     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2763 }
2764
2765 - (Address *) author {
2766     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2767 }
2768
2769 - (NSString *) support {
2770     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2771 }
2772
2773 - (NSArray *) files {
2774     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2775     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2776
2777     std::ifstream fin;
2778     fin.open([path UTF8String]);
2779     if (!fin.is_open())
2780         return nil;
2781
2782     std::string line;
2783     while (std::getline(fin, line))
2784         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2785
2786     return files;
2787 }
2788
2789 - (NSArray *) warnings {
2790     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2791     const char *name(iterator_.Name());
2792
2793     size_t length(strlen(name));
2794     if (length < 2) invalid:
2795         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2796     else for (size_t i(0); i != length; ++i)
2797         if (
2798             /* XXX: technically this is not allowed */
2799             (name[i] < 'A' || name[i] > 'Z') &&
2800             (name[i] < 'a' || name[i] > 'z') &&
2801             (name[i] < '0' || name[i] > '9') &&
2802             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2803         ) goto invalid;
2804
2805     if (strcmp(name, "cydia") != 0) {
2806         bool cydia = false;
2807         bool user = false;
2808         bool _private = false;
2809         bool stash = false;
2810
2811         bool repository = [[self section] isEqualToString:@"Repositories"];
2812
2813         if (NSArray *files = [self files])
2814             for (NSString *file in files)
2815                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2816                     cydia = true;
2817                 else if (!user && [file isEqualToString:@"/User"])
2818                     user = true;
2819                 else if (!_private && [file isEqualToString:@"/private"])
2820                     _private = true;
2821                 else if (!stash && [file isEqualToString:@"/var/stash"])
2822                     stash = true;
2823
2824         /* XXX: this is not sensitive enough. only some folders are valid. */
2825         if (cydia && !repository)
2826             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2827         if (user)
2828             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2829         if (_private)
2830             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2831         if (stash)
2832             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2833     }
2834
2835     return [warnings count] == 0 ? nil : warnings;
2836 }
2837
2838 - (NSArray *) applications {
2839     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2840
2841     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2842
2843     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2844     if (NSArray *files = [self files])
2845         for (NSString *file in files)
2846             if (application_r(file)) {
2847                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2848                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2849                 if ([id isEqualToString:me])
2850                     continue;
2851
2852                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2853                 if (display == nil)
2854                     display = application_r[1];
2855
2856                 NSString *bundle([file stringByDeletingLastPathComponent]);
2857                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2858                 if (icon == nil || [icon length] == 0)
2859                     icon = @"icon.png";
2860                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2861
2862                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2863                 [applications addObject:application];
2864
2865                 [application addObject:id];
2866                 [application addObject:display];
2867                 [application addObject:url];
2868             }
2869
2870     return [applications count] == 0 ? nil : applications;
2871 }
2872
2873 - (Source *) source {
2874     if (source_ == nil) {
2875         @synchronized (database_) {
2876             if ([database_ era] != era_ || file_.end())
2877                 source_ = (Source *) [NSNull null];
2878             else
2879                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2880         }
2881     }
2882
2883     return source_ == (Source *) [NSNull null] ? nil : source_;
2884 }
2885
2886 - (BOOL) matches:(NSString *)text {
2887     if (text == nil)
2888         return NO;
2889
2890     NSRange range;
2891
2892     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2893     if (range.location != NSNotFound)
2894         return YES;
2895
2896     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2897     if (range.location != NSNotFound)
2898         return YES;
2899
2900     [self parse];
2901
2902     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2903     if (range.location != NSNotFound)
2904         return YES;
2905
2906     return NO;
2907 }
2908
2909 - (bool) hasSupportingRole {
2910     if (role_ == 0)
2911         return true;
2912     if (role_ == 1)
2913         return true;
2914     if ([Role_ isEqualToString:@"User"])
2915         return false;
2916     if (role_ == 2)
2917         return true;
2918     if ([Role_ isEqualToString:@"Hacker"])
2919         return false;
2920     if (role_ == 3)
2921         return true;
2922     if ([Role_ isEqualToString:@"Developer"])
2923         return false;
2924     _assert(false);
2925 }
2926
2927 - (BOOL) hasTag:(NSString *)tag {
2928     return tags_ == nil ? NO : [tags_ containsObject:tag];
2929 }
2930
2931 - (NSString *) primaryPurpose {
2932     for (NSString *tag in tags_)
2933         if ([tag hasPrefix:@"purpose::"])
2934             return [tag substringFromIndex:9];
2935     return nil;
2936 }
2937
2938 - (NSArray *) purposes {
2939     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2940     for (NSString *tag in tags_)
2941         if ([tag hasPrefix:@"purpose::"])
2942             [purposes addObject:[tag substringFromIndex:9]];
2943     return [purposes count] == 0 ? nil : purposes;
2944 }
2945
2946 - (bool) isCommercial {
2947     return [self hasTag:@"cydia::commercial"];
2948 }
2949
2950 - (void) setIndex:(size_t)index {
2951     if (metadata_->index_ != index)
2952         metadata_->index_ = index;
2953 }
2954
2955 - (CYString &) cyname {
2956     return name_.empty() ? id_ : name_;
2957 }
2958
2959 - (uint32_t) compareBySection:(NSArray *)sections {
2960     NSString *section([self section]);
2961     for (size_t i(0), e([sections count]); i != e; ++i) {
2962         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2963             return i;
2964     }
2965
2966     return _not(uint32_t);
2967 }
2968
2969 - (void) clear {
2970 @synchronized (database_) {
2971     pkgProblemResolver *resolver = [database_ resolver];
2972     resolver->Clear(iterator_);
2973
2974     pkgCacheFile &cache([database_ cache]);
2975     cache->SetReInstall(iterator_, false);
2976     cache->MarkKeep(iterator_, false);
2977 } }
2978
2979 - (void) install {
2980 @synchronized (database_) {
2981     pkgProblemResolver *resolver = [database_ resolver];
2982     resolver->Clear(iterator_);
2983     resolver->Protect(iterator_);
2984
2985     pkgCacheFile &cache([database_ cache]);
2986     cache->SetReInstall(iterator_, false);
2987     cache->MarkInstall(iterator_, false);
2988
2989     pkgDepCache::StateCache &state((*cache)[iterator_]);
2990     if (!state.Install())
2991         cache->SetReInstall(iterator_, true);
2992 } }
2993
2994 - (void) remove {
2995 @synchronized (database_) {
2996     pkgProblemResolver *resolver = [database_ resolver];
2997     resolver->Clear(iterator_);
2998     resolver->Remove(iterator_);
2999     resolver->Protect(iterator_);
3000
3001     pkgCacheFile &cache([database_ cache]);
3002     cache->SetReInstall(iterator_, false);
3003     cache->MarkDelete(iterator_, true);
3004 } }
3005
3006 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3007     _profile(Package$isUnfilteredAndSearchedForBy)
3008         bool value(true);
3009
3010         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3011             value &= [self unfiltered];
3012         _end
3013
3014         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3015             value &= [self matches:search];
3016         _end
3017
3018         return value;
3019     _end
3020 }
3021
3022 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3023     if ([search length] == 0)
3024         return false;
3025
3026     _profile(Package$isUnfilteredAndSelectedForBy)
3027         bool value(true);
3028
3029         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3030             value &= [self unfiltered];
3031         _end
3032
3033         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3034             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3035         _end
3036
3037         return value;
3038     _end
3039 }
3040
3041 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3042     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3043 }
3044
3045 - (bool) isVisibleInSection:(NSString *)name {
3046     NSString *section([self section]);
3047
3048     return (
3049         name == nil ||
3050         section == nil && [name length] == 0 ||
3051         [name isEqualToString:section]
3052     ) && [self visible];
3053 }
3054
3055 - (bool) isVisibleInSource:(Source *)source {
3056     return [self source] == source && [self visible];
3057 }
3058
3059 @end
3060 /* }}} */
3061 /* Section Class {{{ */
3062 @interface Section : NSObject {
3063     NSString *name_;
3064     unichar index_;
3065     size_t row_;
3066     size_t count_;
3067     NSString *localized_;
3068 }
3069
3070 - (NSComparisonResult) compareByLocalized:(Section *)section;
3071 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3072 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3073 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3074 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3075 - (NSString *) name;
3076 - (unichar) index;
3077
3078 - (size_t) row;
3079 - (size_t) count;
3080
3081 - (void) addToRow;
3082 - (void) addToCount;
3083
3084 - (void) setCount:(size_t)count;
3085 - (NSString *) localized;
3086
3087 @end
3088
3089 @implementation Section
3090
3091 - (void) dealloc {
3092     [name_ release];
3093     if (localized_ != nil)
3094         [localized_ release];
3095     [super dealloc];
3096 }
3097
3098 - (NSComparisonResult) compareByLocalized:(Section *)section {
3099     NSString *lhs(localized_);
3100     NSString *rhs([section localized]);
3101
3102     /*if ([lhs length] != 0 && [rhs length] != 0) {
3103         unichar lhc = [lhs characterAtIndex:0];
3104         unichar rhc = [rhs characterAtIndex:0];
3105
3106         if (isalpha(lhc) && !isalpha(rhc))
3107             return NSOrderedAscending;
3108         else if (!isalpha(lhc) && isalpha(rhc))
3109             return NSOrderedDescending;
3110     }*/
3111
3112     return [lhs compare:rhs options:LaxCompareOptions_];
3113 }
3114
3115 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3116     if ((self = [self initWithName:name localize:NO]) != nil) {
3117         if (localized != nil)
3118             localized_ = [localized retain];
3119     } return self;
3120 }
3121
3122 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3123     return [self initWithName:name row:0 localize:localize];
3124 }
3125
3126 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3127     if ((self = [super init]) != nil) {
3128         name_ = [name retain];
3129         index_ = '\0';
3130         row_ = row;
3131         if (localize)
3132             localized_ = [LocalizeSection(name_) retain];
3133     } return self;
3134 }
3135
3136 /* XXX: localize the index thingees */
3137 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3138     if ((self = [super init]) != nil) {
3139         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3140         index_ = index;
3141         row_ = row;
3142     } return self;
3143 }
3144
3145 - (NSString *) name {
3146     return name_;
3147 }
3148
3149 - (unichar) index {
3150     return index_;
3151 }
3152
3153 - (size_t) row {
3154     return row_;
3155 }
3156
3157 - (size_t) count {
3158     return count_;
3159 }
3160
3161 - (void) addToRow {
3162     ++row_;
3163 }
3164
3165 - (void) addToCount {
3166     ++count_;
3167 }
3168
3169 - (void) setCount:(size_t)count {
3170     count_ = count;
3171 }
3172
3173 - (NSString *) localized {
3174     return localized_;
3175 }
3176
3177 @end
3178 /* }}} */
3179
3180 static NSString *Colon_;
3181 static NSString *Elision_;
3182 static NSString *Error_;
3183 static NSString *Warning_;
3184
3185 /* Database Implementation {{{ */
3186 @implementation Database
3187
3188 + (Database *) sharedInstance {
3189     static Database *instance;
3190     if (instance == nil)
3191         instance = [[Database alloc] init];
3192     return instance;
3193 }
3194
3195 - (unsigned) era {
3196     return era_;
3197 }
3198
3199 - (void) releasePackages {
3200     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3201     CFArrayRemoveAllValues(packages_);
3202 }
3203
3204 - (void) dealloc {
3205     // XXX: actually implement this thing
3206     _assert(false);
3207     [sourceList_ release];
3208     [self releasePackages];
3209     apr_pool_destroy(pool_);
3210     NSRecycleZone(zone_);
3211     [super dealloc];
3212 }
3213
3214 - (void) _readCydia:(NSNumber *)fd { _pooled
3215     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3216     std::istream is(&ib);
3217     std::string line;
3218
3219     static Pcre finish_r("^finish:([^:]*)$");
3220
3221     while (std::getline(is, line)) {
3222         const char *data(line.c_str());
3223         size_t size = line.size();
3224         lprintf("C:%s\n", data);
3225
3226         if (finish_r(data, size)) {
3227             NSString *finish = finish_r[1];
3228             int index = [Finishes_ indexOfObject:finish];
3229             if (index != INT_MAX && index > Finish_)
3230                 Finish_ = index;
3231         }
3232     }
3233
3234     _assume(false);
3235 }
3236
3237 - (void) _readStatus:(NSNumber *)fd { _pooled
3238     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3239     std::istream is(&ib);
3240     std::string line;
3241
3242     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3243     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3244
3245     while (std::getline(is, line)) {
3246         const char *data(line.c_str());
3247         size_t size(line.size());
3248         lprintf("S:%s\n", data);
3249
3250         if (conffile_r(data, size)) {
3251             [delegate_ setConfigurationData:conffile_r[1]];
3252         } else if (strncmp(data, "status: ", 8) == 0) {
3253             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3254             [delegate_ setProgressTitle:string];
3255         } else if (pmstatus_r(data, size)) {
3256             std::string type([pmstatus_r[1] UTF8String]);
3257             NSString *id = pmstatus_r[2];
3258
3259             float percent([pmstatus_r[3] floatValue]);
3260             [delegate_ setProgressPercent:(percent / 100)];
3261
3262             NSString *string = pmstatus_r[4];
3263
3264             if (type == "pmerror")
3265                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3266                     withObject:[NSArray arrayWithObjects:string, id, nil]
3267                     waitUntilDone:YES
3268                 ];
3269             else if (type == "pmstatus") {
3270                 [delegate_ setProgressTitle:string];
3271             } else if (type == "pmconffile")
3272                 [delegate_ setConfigurationData:string];
3273             else
3274                 lprintf("E:unknown pmstatus\n");
3275         } else
3276             lprintf("E:unknown status\n");
3277     }
3278
3279     _assume(false);
3280 }
3281
3282 - (void) _readOutput:(NSNumber *)fd { _pooled
3283     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3284     std::istream is(&ib);
3285     std::string line;
3286
3287     while (std::getline(is, line)) {
3288         lprintf("O:%s\n", line.c_str());
3289         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3290     }
3291
3292     _assume(false);
3293 }
3294
3295 - (FILE *) input {
3296     return input_;
3297 }
3298
3299 - (Package *) packageWithName:(NSString *)name {
3300 @synchronized (self) {
3301     if (static_cast<pkgDepCache *>(cache_) == NULL)
3302         return nil;
3303     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3304     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3305 } }
3306
3307 - (id) init {
3308     if ((self = [super init]) != nil) {
3309         policy_ = NULL;
3310         records_ = NULL;
3311         resolver_ = NULL;
3312         fetcher_ = NULL;
3313         lock_ = NULL;
3314
3315         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3316         apr_pool_create(&pool_, NULL);
3317
3318         size_t capacity(MetaFile_->active_);
3319         if (capacity == 0)
3320             capacity = 16384;
3321         else
3322             capacity += 1024;
3323
3324         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3325         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3326
3327         int fds[2];
3328
3329         _assert(pipe(fds) != -1);
3330         cydiafd_ = fds[1];
3331
3332         _config->Set("APT::Keep-Fds::", cydiafd_);
3333         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3334
3335         [NSThread
3336             detachNewThreadSelector:@selector(_readCydia:)
3337             toTarget:self
3338             withObject:[NSNumber numberWithInt:fds[0]]
3339         ];
3340
3341         _assert(pipe(fds) != -1);
3342         statusfd_ = fds[1];
3343
3344         [NSThread
3345             detachNewThreadSelector:@selector(_readStatus:)
3346             toTarget:self
3347             withObject:[NSNumber numberWithInt:fds[0]]
3348         ];
3349
3350         _assert(pipe(fds) != -1);
3351         _assert(dup2(fds[0], 0) != -1);
3352         _assert(close(fds[0]) != -1);
3353
3354         input_ = fdopen(fds[1], "a");
3355
3356         _assert(pipe(fds) != -1);
3357         _assert(dup2(fds[1], 1) != -1);
3358         _assert(close(fds[1]) != -1);
3359
3360         [NSThread
3361             detachNewThreadSelector:@selector(_readOutput:)
3362             toTarget:self
3363             withObject:[NSNumber numberWithInt:fds[0]]
3364         ];
3365     } return self;
3366 }
3367
3368 - (pkgCacheFile &) cache {
3369     return cache_;
3370 }
3371
3372 - (pkgDepCache::Policy *) policy {
3373     return policy_;
3374 }
3375
3376 - (pkgRecords *) records {
3377     return records_;
3378 }
3379
3380 - (pkgProblemResolver *) resolver {
3381     return resolver_;
3382 }
3383
3384 - (pkgAcquire &) fetcher {
3385     return *fetcher_;
3386 }
3387
3388 - (pkgSourceList &) list {
3389     return *list_;
3390 }
3391
3392 - (NSArray *) packages {
3393     return (NSArray *) packages_;
3394 }
3395
3396 - (NSArray *) sources {
3397     return sourceList_;
3398 }
3399
3400 - (Source *) sourceWithKey:(NSString *)key {
3401     for (Source *source in [self sources]) {
3402         if ([[source key] isEqualToString:key])
3403             return source;
3404     } return nil;
3405 }
3406
3407 - (bool) popErrorWithTitle:(NSString *)title {
3408     bool fatal(false);
3409     std::string message;
3410
3411     while (!_error->empty()) {
3412         std::string error;
3413         bool warning(!_error->PopMessage(error));
3414         if (!warning)
3415             fatal = true;
3416         for (;;) {
3417             size_t size(error.size());
3418             if (size == 0 || error[size - 1] != '\n')
3419                 break;
3420             error.resize(size - 1);
3421         }
3422         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3423
3424         if (!message.empty())
3425             message += "\n\n";
3426         message += error;
3427     }
3428
3429     if (fatal && !message.empty())
3430         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3431
3432     return fatal;
3433 }
3434
3435 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3436     return [self popErrorWithTitle:title] || !success;
3437 }
3438
3439 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3440 @synchronized (self) {
3441     ++era_;
3442
3443     [self releasePackages];
3444
3445     sourceMap_.clear();
3446     [sourceList_ removeAllObjects];
3447
3448     _error->Discard();
3449
3450     delete list_;
3451     list_ = NULL;
3452     manager_ = NULL;
3453     delete lock_;
3454     lock_ = NULL;
3455     delete fetcher_;
3456     fetcher_ = NULL;
3457     delete resolver_;
3458     resolver_ = NULL;
3459     delete records_;
3460     records_ = NULL;
3461     delete policy_;
3462     policy_ = NULL;
3463
3464     cache_.Close();
3465
3466     apr_pool_clear(pool_);
3467
3468     NSRecycleZone(zone_);
3469     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3470
3471     int chk(creat("/tmp/cydia.chk", 0644));
3472     if (chk != -1)
3473         close(chk);
3474
3475     if (invocation != nil)
3476         [invocation invoke];
3477
3478     NSString *title(UCLocalize("DATABASE"));
3479
3480     _trace();
3481     while (!cache_.Open(progress_, true)) { pop:
3482         std::string error;
3483         bool warning(!_error->PopMessage(error));
3484         lprintf("cache_.Open():[%s]\n", error.c_str());
3485
3486         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3487             [delegate_ repairWithSelector:@selector(configure)];
3488         else if (error == "The package lists or status file could not be parsed or opened.")
3489             [delegate_ repairWithSelector:@selector(update)];
3490         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3491         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3492             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3493         // else if (error == "The list of sources could not be read.")
3494         else {
3495             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3496             return;
3497         }
3498
3499         if (warning)
3500             goto pop;
3501         _error->Discard();
3502     }
3503     _trace();
3504
3505     unlink("/tmp/cydia.chk");
3506
3507     now_ = [[NSDate date] timeIntervalSince1970];
3508
3509     policy_ = new pkgDepCache::Policy();
3510     records_ = new pkgRecords(cache_);
3511     resolver_ = new pkgProblemResolver(cache_);
3512     fetcher_ = new pkgAcquire(&status_);
3513     lock_ = NULL;
3514
3515     list_ = new pkgSourceList();
3516     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3517         return;
3518
3519     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3520         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3521         return;
3522     }
3523
3524     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3525         return;
3526
3527     if (cache_->BrokenCount() != 0) {
3528         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3529             return;
3530
3531         if (cache_->BrokenCount() != 0) {
3532             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3533             return;
3534         }
3535
3536         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3537             return;
3538     }
3539
3540     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3541         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3542         [sourceList_ addObject:object];
3543
3544         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3545         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3546             // XXX: this could be more intelligent
3547             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3548                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3549                 if (!cached.end())
3550                     sourceMap_[cached->ID] = object;
3551             }
3552     }
3553
3554     {
3555         /*std::vector<Package *> packages;
3556         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3557         [packages_ release];
3558         packages_ = nil;*/
3559
3560         _trace();
3561
3562         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3563             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3564                 //packages.push_back(package);
3565                 CFArrayAppendValue(packages_, [package retain]);
3566
3567         _trace();
3568
3569         /*if (packages.empty())
3570             packages_ = [[NSArray alloc] init];
3571         else
3572             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3573         _trace();*/
3574
3575         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3576         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3577         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3578
3579         /*_trace();
3580         PrintTimes();
3581         _trace();*/
3582
3583         _trace();
3584
3585         /*if (!packages.empty())
3586             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3587         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3588
3589         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3590
3591         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3592
3593         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3594
3595         _trace();
3596
3597         size_t count(CFArrayGetCount(packages_));
3598         MetaFile_->active_ = count;
3599
3600         for (size_t index(0); index != count; ++index)
3601             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3602
3603         _trace();
3604     }
3605 } } CYPoolEnd() _trace(); }
3606
3607 - (void) clear {
3608 @synchronized (self) {
3609     delete resolver_;
3610     resolver_ = new pkgProblemResolver(cache_);
3611
3612     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3613         if (!cache_[iterator].Keep())
3614             cache_->MarkKeep(iterator, false);
3615         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3616             cache_->SetReInstall(iterator, false);
3617 } }
3618
3619 - (void) configure {
3620     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3621     _trace();
3622     system([dpkg UTF8String]);
3623     _trace();
3624 }
3625
3626 - (bool) clean {
3627     // XXX: I don't remember this condition
3628     if (lock_ != NULL)
3629         return false;
3630
3631     FileFd Lock;
3632     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3633
3634     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3635
3636     if ([self popErrorWithTitle:title])
3637         return false;
3638
3639     pkgAcquire fetcher;
3640     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3641
3642     class LogCleaner :
3643         public pkgArchiveCleaner
3644     {
3645       protected:
3646         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3647             unlink(File);
3648         }
3649     } cleaner;
3650
3651     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3652         return false;
3653
3654     return true;
3655 }
3656
3657 - (bool) prepare {
3658     fetcher_->Shutdown();
3659
3660     pkgRecords records(cache_);
3661
3662     lock_ = new FileFd();
3663     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3664
3665     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3666
3667     if ([self popErrorWithTitle:title])
3668         return false;
3669
3670     pkgSourceList list;
3671     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3672         return false;
3673
3674     manager_ = (_system->CreatePM(cache_));
3675     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3676         return false;
3677
3678     return true;
3679 }
3680
3681 - (void) perform {
3682     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3683
3684     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3685         pkgSourceList list;
3686         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3687             return;
3688         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3689             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3690     }
3691
3692     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3693         _trace();
3694         return;
3695     }
3696
3697     [CydiaApp retainNetworkActivityIndicator];
3698
3699     bool failed = false;
3700     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3701         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3702             continue;
3703         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3704             continue;
3705
3706         std::string uri = (*item)->DescURI();
3707         std::string error = (*item)->ErrorText;
3708
3709         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3710         failed = true;
3711
3712         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3713             withObject:[NSArray arrayWithObjects:
3714                 [NSString stringWithUTF8String:error.c_str()],
3715             nil]
3716             waitUntilDone:YES
3717         ];
3718     }
3719
3720     [CydiaApp releaseNetworkActivityIndicator];
3721
3722     if (failed) {
3723         _trace();
3724         return;
3725     }
3726
3727     _system->UnLock();
3728     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3729
3730     if (_error->PendingError()) {
3731         _trace();
3732         return;
3733     }
3734
3735     if (result == pkgPackageManager::Failed) {
3736         _trace();
3737         return;
3738     }
3739
3740     if (result != pkgPackageManager::Completed) {
3741         _trace();
3742         return;
3743     }
3744
3745     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3746         pkgSourceList list;
3747         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3748             return;
3749         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3750             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3751     }
3752
3753     if (![before isEqualToArray:after])
3754         [self update];
3755 }
3756
3757 - (bool) upgrade {
3758     NSString *title(UCLocalize("UPGRADE"));
3759     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3760         return false;
3761     return true;
3762 }
3763
3764 - (void) update {
3765     [self updateWithStatus:status_];
3766 }
3767
3768 - (void) updateWithStatus:(Status &)status {
3769     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3770     NSString *title(UCLocalize("REFRESHING_DATA"));
3771
3772     pkgSourceList list;
3773     if (!list.ReadMainList())
3774         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3775
3776     FileFd lock;
3777     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3778     if ([self popErrorWithTitle:title])
3779         return;
3780
3781     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3782         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3783         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3784
3785     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3786     Changed_ = true;
3787 }
3788
3789 - (void) setDelegate:(id)delegate {
3790     delegate_ = delegate;
3791     status_.setDelegate(delegate);
3792     progress_.setDelegate(delegate);
3793 }
3794
3795 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3796     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3797     return i == sourceMap_.end() ? nil : i->second;
3798 }
3799
3800 - (NSString *) mappedSectionForPointer:(const char *)section {
3801     _H<NSString> *mapped;
3802
3803     _profile(Database$mappedSectionForPointer$Cache)
3804         mapped = &sections_[section];
3805     _end
3806
3807     if (*mapped == NULL) {
3808         size_t length(strlen(section));
3809         char spaced[length + 1];
3810
3811         _profile(Database$mappedSectionForPointer$Replace)
3812             for (size_t index(0); index != length; ++index)
3813                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3814             spaced[length] = '\0';
3815         _end
3816
3817         NSString *string;
3818
3819         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3820             string = [NSString stringWithUTF8String:spaced];
3821         _end
3822
3823         _profile(Database$mappedSectionForPointer$Map)
3824             string = [SectionMap_ objectForKey:string] ?: string;
3825         _end
3826
3827         *mapped = string;
3828     } return *mapped;
3829 }
3830
3831 @end
3832 /* }}} */
3833
3834 /* Web Scripting {{{ */
3835 @interface CydiaObject : NSObject {
3836     id indirect_;
3837     _transient id delegate_;
3838 }
3839
3840 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3841
3842 @end
3843
3844 @implementation CydiaObject
3845
3846 - (void) dealloc {
3847     [indirect_ release];
3848     [super dealloc];
3849 }
3850
3851 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3852     if ((self = [super init]) != nil) {
3853         indirect_ = [indirect retain];
3854     } return self;
3855 }
3856
3857 - (void) setDelegate:(id)delegate {
3858     delegate_ = delegate;
3859 }
3860
3861 + (NSArray *) _attributeKeys {
3862     return [NSArray arrayWithObjects:
3863         @"device",
3864         @"firewire",
3865         @"imei",
3866         @"mac",
3867         @"serial",
3868     nil];
3869 }
3870
3871 - (NSArray *) attributeKeys {
3872     return [[self class] _attributeKeys];
3873 }
3874
3875 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3876     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3877 }
3878
3879 - (NSString *) device {
3880     return [[UIDevice currentDevice] uniqueIdentifier];
3881 }
3882
3883 #if 0 // XXX: implement!
3884 - (NSString *) mac {
3885     if (![indirect_ promptForSensitive:@"Mac Address"])
3886         return nil;
3887 }
3888
3889 - (NSString *) serial {
3890     if (![indirect_ promptForSensitive:@"Serial #"])
3891         return nil;
3892 }
3893
3894 - (NSString *) firewire {
3895     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3896         return nil;
3897 }
3898
3899 - (NSString *) imei {
3900     if (![indirect_ promptForSensitive:@"IMEI"])
3901         return nil;
3902 }
3903 #endif
3904
3905 + (NSString *) webScriptNameForSelector:(SEL)selector {
3906     if (false);
3907     else if (selector == @selector(addTrivialSource:))
3908         return @"addTrivialSource";
3909     else if (selector == @selector(close))
3910         return @"close";
3911     else if (selector == @selector(du:))
3912         return @"du";
3913     else if (selector == @selector(stringWithFormat:arguments:))
3914         return @"format";
3915     else if (selector == @selector(getInstalledPackages))
3916         return @"getInstalledPackages";
3917     else if (selector == @selector(getPackageById:))
3918         return @"getPackageById";
3919     else if (selector == @selector(installPackages:))
3920         return @"installPackages";
3921     else if (selector == @selector(localizedStringForKey:value:table:))
3922         return @"localize";
3923     else if (selector == @selector(refreshSources))
3924         return @"refreshSources";
3925     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3926         return @"setButtonImage";
3927     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3928         return @"setButtonTitle";
3929     else if (selector == @selector(setPopupHook:))
3930         return @"setPopupHook";
3931     else if (selector == @selector(setSpecial:))
3932         return @"setSpecial";
3933     else if (selector == @selector(setToken:))
3934         return @"setToken";
3935     else if (selector == @selector(setViewportWidth:))
3936         return @"setViewportWidth";
3937     else if (selector == @selector(statfs:))
3938         return @"statfs";
3939     else if (selector == @selector(supports:))
3940         return @"supports";
3941     else
3942         return nil;
3943 }
3944
3945 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3946     return [self webScriptNameForSelector:selector] == nil;
3947 }
3948
3949 - (BOOL) supports:(NSString *)feature {
3950     return [feature isEqualToString:@"window.open"];
3951 }
3952
3953 - (void) addTrivialSource:(NSString *)href {
3954     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3955 }
3956
3957 - (void) refreshSources {
3958     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
3959 }
3960
3961 - (NSArray *) getInstalledPackages {
3962     NSArray *packages([[Database sharedInstance] packages]);
3963     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3964     for (Package *package in packages)
3965         if ([package installed] != nil)
3966             [installed addObject:package];
3967     return installed;
3968 }
3969
3970 - (Package *) getPackageById:(NSString *)id {
3971     Package *package([[Database sharedInstance] packageWithName:id]);
3972     [package parse];
3973     return package;
3974 }
3975
3976 - (NSArray *) statfs:(NSString *)path {
3977     struct statfs stat;
3978
3979     if (path == nil || statfs([path UTF8String], &stat) == -1)
3980         return nil;
3981
3982     return [NSArray arrayWithObjects:
3983         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3984         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3985         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3986     nil];
3987 }
3988
3989 - (NSNumber *) du:(NSString *)path {
3990     NSNumber *value(nil);
3991
3992     int fds[2];
3993     _assert(pipe(fds) != -1);
3994
3995     pid_t pid(ExecFork());
3996     if (pid == 0) {
3997         _assert(dup2(fds[1], 1) != -1);
3998         _assert(close(fds[0]) != -1);
3999         _assert(close(fds[1]) != -1);
4000         /* XXX: this should probably not use du */
4001         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4002         exit(1);
4003         _assert(false);
4004     }
4005
4006     _assert(close(fds[1]) != -1);
4007
4008     if (FILE *du = fdopen(fds[0], "r")) {
4009         char line[1024];
4010         while (fgets(line, sizeof(line), du) != NULL) {
4011             size_t length(strlen(line));
4012             while (length != 0 && line[length - 1] == '\n')
4013                 line[--length] = '\0';
4014             if (char *tab = strchr(line, '\t')) {
4015                 *tab = '\0';
4016                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4017             }
4018         }
4019
4020         fclose(du);
4021     } else _assert(close(fds[0]));
4022
4023     int status;
4024   wait:
4025     if (waitpid(pid, &status, 0) == -1)
4026         if (errno == EINTR)
4027             goto wait;
4028         else _assert(false);
4029
4030     return value;
4031 }
4032
4033 - (void) close {
4034     [indirect_ close];
4035 }
4036
4037 - (void) installPackages:(NSArray *)packages {
4038     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4039 }
4040
4041 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4042     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4043 }
4044
4045 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4046     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4047 }
4048
4049 - (void) setSpecial:(id)function {
4050     [indirect_ setSpecial:function];
4051 }
4052
4053 - (void) setToken:(NSString *)token {
4054     if (Token_ != nil)
4055         [Token_ release];
4056     Token_ = [token retain];
4057
4058     [Metadata_ setObject:Token_ forKey:@"Token"];
4059     Changed_ = true;
4060 }
4061
4062 - (void) setPopupHook:(id)function {
4063     [indirect_ setPopupHook:function];
4064 }
4065
4066 - (void) setViewportWidth:(float)width {
4067     [indirect_ setViewportWidth:width];
4068 }
4069
4070 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4071     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4072     unsigned count([arguments count]);
4073     id values[count];
4074     for (unsigned i(0); i != count; ++i)
4075         values[i] = [arguments objectAtIndex:i];
4076     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4077 }
4078
4079 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4080     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4081         value = nil;
4082     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4083         table = nil;
4084     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4085 }
4086
4087 @end
4088 /* }}} */
4089
4090 /* @ Loading... Indicator {{{ */
4091 @interface CYLoadingIndicator : UIView {
4092     UIActivityIndicatorView *spinner_;
4093     UILabel *label_;
4094     UIView *container_;
4095 }
4096
4097 @property (readonly, nonatomic) UILabel *label;
4098 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4099
4100 @end
4101
4102 @implementation CYLoadingIndicator
4103
4104 - (id) initWithFrame:(CGRect)frame {
4105     if ((self = [super initWithFrame:frame]) != nil) {
4106         container_ = [[[UIView alloc] init] autorelease];
4107         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4108
4109         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4110         [spinner_ startAnimating];
4111         [container_ addSubview:spinner_];
4112
4113         label_ = [[[UILabel alloc] init] autorelease];
4114         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4115         [label_ setBackgroundColor:[UIColor clearColor]];
4116         [label_ setTextColor:[UIColor blackColor]];
4117         [label_ setShadowColor:[UIColor whiteColor]];
4118         [label_ setShadowOffset:CGSizeMake(0, 1)];
4119         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4120         [container_ addSubview:label_];
4121
4122         CGSize viewsize = frame.size;
4123         CGSize spinnersize = [spinner_ bounds].size;
4124         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4125         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4126
4127         CGRect containrect = {
4128             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4129             CGSizeMake(bothwidth, spinnersize.height)
4130         };
4131         CGRect textrect = {
4132             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4133             textsize
4134         };
4135         CGRect spinrect = {
4136             CGPointZero,
4137             spinnersize
4138         };
4139
4140         [container_ setFrame:containrect];
4141         [spinner_ setFrame:spinrect];
4142         [label_ setFrame:textrect];
4143         [self addSubview:container_];
4144     } return self;
4145 }
4146
4147 - (UILabel *) label {
4148     return label_;
4149 }
4150
4151 - (UIActivityIndicatorView *) activityIndicatorView {
4152     return spinner_;
4153 }
4154
4155 @end
4156 /* }}} */
4157 /* Emulated Loading Controller {{{ */
4158 @interface CYEmulatedLoadingController : CYViewController <
4159     ProgressDelegate,
4160     ConfigurationDelegate
4161 > {
4162     _transient Database *database_;
4163     CYLoadingIndicator *indicator_;
4164     UITabBar *tabbar_;
4165     UINavigationBar *navbar_;
4166 }
4167
4168 @end
4169
4170 @implementation CYEmulatedLoadingController
4171
4172 - (void) dealloc {
4173     [self releaseSubviews];
4174     [database_ setDelegate:nil];
4175
4176     [super dealloc];
4177 }
4178
4179 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4180     CYAlertView *sheet([[[CYAlertView alloc]
4181         initWithTitle:title
4182         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4183         defaultButtonIndex:0
4184     ] autorelease]);
4185
4186     [sheet setMessage:error];
4187     [sheet yieldToPopupAlertAnimated:YES];
4188     [sheet dismiss];
4189 }
4190
4191 - (void) setProgressTitle:(NSString *)title { }
4192 - (void) setProgressPercent:(float)percent { }
4193 - (void) startProgress { }
4194 - (void) addProgressOutput:(NSString *)output { }
4195 - (bool) isCancelling:(size_t)received { return NO; }
4196 - (void) setConfigurationData:(NSString *)data { }
4197
4198 - (void) repairWithSelector:(SEL)selector {
4199     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4200     [database_ performSelector:selector];
4201     sleep(10);
4202     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4203 }
4204
4205 - (id) initWithDatabase:(Database *)database {
4206     if ((self = [super init]) != nil) {
4207         database_ = database;
4208         [database_ setDelegate:self];
4209     } return self;
4210 }
4211
4212 - (void) loadView {
4213     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4214     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4215
4216     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4217     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4218     [[self view] addSubview:indicator_];
4219
4220     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4221     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4222     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4223     [[self view] addSubview:tabbar_];
4224
4225     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4226     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4227     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4228     [[self view] addSubview:navbar_];
4229 }
4230
4231 - (void) releaseSubviews {
4232     [indicator_ release];
4233     indicator_ = nil;
4234
4235     [tabbar_ release];
4236     tabbar_ = nil;
4237
4238     [navbar_ release];
4239     navbar_ = nil;
4240 }
4241
4242 @end
4243 /* }}} */
4244
4245 /* Cydia Browser Controller {{{ */
4246 @interface CYBrowserController : BrowserController {
4247     CydiaObject *cydia_;
4248 }
4249
4250 @end
4251
4252 @implementation CYBrowserController
4253
4254 - (void) dealloc {
4255     [cydia_ release];
4256     [super dealloc];
4257 }
4258
4259 - (NSURL *) navigationURL {
4260     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4261 }
4262
4263 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4264 }
4265
4266 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4267     [super webView:view didClearWindowObject:window forFrame:frame];
4268
4269     WebDataSource *source([frame dataSource]);
4270     NSURLResponse *response([source response]);
4271
4272     NSURL *url([response URL]);
4273     NSString *scheme([url scheme]);
4274     NSString *host([url host]);
4275
4276     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4277         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4278         NSDictionary *headers([http allHeaderFields]);
4279         [self setHeaders:headers forHost:host];
4280     }
4281
4282     if (
4283         [host isEqualToString:@"cydia.saurik.com"] ||
4284         [host hasSuffix:@".cydia.saurik.com"] ||
4285         [scheme isEqualToString:@"file"]
4286     )
4287         [window setValue:cydia_ forKey:@"cydia"];
4288 }
4289
4290 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4291     if (System_ != NULL)
4292         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4293     if (Machine_ != NULL)
4294         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4295     if (Token_ != nil)
4296         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4297     if (Role_ != nil)
4298         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4299 }
4300
4301 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4302     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4303     [self _setMoreHeaders:copy];
4304     return copy;
4305 }
4306
4307 - (void) setDelegate:(id)delegate {
4308     [super setDelegate:delegate];
4309     [cydia_ setDelegate:delegate];
4310 }
4311
4312 - (id) init {
4313     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4314         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4315
4316         WebView *webview([[webview_ _documentView] webView]);
4317
4318         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4319
4320         NSString *application = package == nil ? @"Cydia" : [NSString
4321             stringWithFormat:@"Cydia/%@",
4322             [package installed]
4323         ];
4324
4325         if (Safari_ != nil)
4326             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4327         if (Build_ != nil)
4328             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4329         if (Product_ != nil)
4330             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4331
4332         [webview setApplicationNameForUserAgent:application];
4333     } return self;
4334 }
4335
4336 @end
4337 /* }}} */
4338
4339 // CydiaScript {{{
4340 @interface NSObject (CydiaScript)
4341 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4342 @end
4343
4344 @implementation NSObject (CydiaScript)
4345
4346 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4347     return self;
4348 }
4349
4350 @end
4351
4352 @implementation NSArray (CydiaScript)
4353
4354 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4355     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4356     for (size_t i(0), e([self count]); i != e; ++i)
4357         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4358     return object;
4359 }
4360
4361 @end
4362
4363 @implementation NSDictionary (CydiaScript)
4364
4365 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4366     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4367     for (id i in self)
4368         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4369     return object;
4370 }
4371
4372 @end
4373 // }}}
4374
4375 /* Confirmation Controller {{{ */
4376 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4377     if (!iterator.end())
4378         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4379             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4380                 continue;
4381             pkgCache::PkgIterator package(dep.TargetPkg());
4382             if (package.end())
4383                 continue;
4384             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4385                 return true;
4386         }
4387
4388     return false;
4389 }
4390
4391 @protocol ConfirmationControllerDelegate
4392 - (void) cancelAndClear:(bool)clear;
4393 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4394 - (void) queue;
4395 @end
4396
4397 @interface ConfirmationController : CYBrowserController {
4398     _transient Database *database_;
4399
4400     UIAlertView *essential_;
4401
4402     NSDictionary *changes_;
4403     NSMutableArray *issues_;
4404     NSDictionary *sizes_;
4405
4406     BOOL substrate_;
4407 }
4408
4409 - (id) initWithDatabase:(Database *)database;
4410
4411 @end
4412
4413 @implementation ConfirmationController
4414
4415 - (void) dealloc {
4416     [changes_ release];
4417     [issues_ release];
4418     [sizes_ release];
4419
4420     if (essential_ != nil)
4421         [essential_ release];
4422
4423     [super dealloc];
4424 }
4425
4426 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4427     NSString *context([alert context]);
4428
4429     if ([context isEqualToString:@"remove"]) {
4430         if (button == [alert cancelButtonIndex]) {
4431             [self dismissModalViewControllerAnimated:YES];
4432         } else if (button == [alert firstOtherButtonIndex]) {
4433             if (substrate_)
4434                 Finish_ = 2;
4435             [delegate_ confirmWithNavigationController:[self navigationController]];
4436         }
4437
4438         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4439     } else if ([context isEqualToString:@"unable"]) {
4440         [self dismissModalViewControllerAnimated:YES];
4441         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4442     } else {
4443         [super alertView:alert clickedButtonAtIndex:button];
4444     }
4445 }
4446
4447 - (void) _doContinue {
4448     [self dismissModalViewControllerAnimated:YES];
4449     [delegate_ cancelAndClear:NO];
4450 }
4451
4452 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4453     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4454     return nil;
4455 }
4456
4457 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4458     [super webView:view didClearWindowObject:window forFrame:frame];
4459
4460     [window setValue:[changes_ Cydia$webScriptObjectInContext:window] forKey:@"changes"];
4461     [window setValue:[issues_ Cydia$webScriptObjectInContext:window] forKey:@"issues"];
4462     [window setValue:[sizes_ Cydia$webScriptObjectInContext:window] forKey:@"sizes"];
4463
4464     [window setValue:self forKey:@"queue"];
4465 }
4466
4467 - (id) initWithDatabase:(Database *)database {
4468     if ((self = [super init]) != nil) {
4469         database_ = database;
4470
4471         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4472         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4473         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4474         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4475         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4476
4477         bool remove(false);
4478
4479         pkgCacheFile &cache([database_ cache]);
4480         NSArray *packages([database_ packages]);
4481         pkgDepCache::Policy *policy([database_ policy]);
4482
4483         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4484
4485         for (Package *package in packages) {
4486             pkgCache::PkgIterator iterator([package iterator]);
4487             NSString *name([package id]);
4488
4489             if ([package broken]) {
4490                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4491
4492                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4493                     name, @"package",
4494                     reasons, @"reasons",
4495                 nil]];
4496
4497                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4498                 if (ver.end())
4499                     continue;
4500
4501                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4502                     pkgCache::DepIterator start;
4503                     pkgCache::DepIterator end;
4504                     dep.GlobOr(start, end); // ++dep
4505
4506                     if (!cache->IsImportantDep(end))
4507                         continue;
4508                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4509                         continue;
4510
4511                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4512
4513                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4514                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4515                         clauses, @"clauses",
4516                     nil]];
4517
4518                     _forever {
4519                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4520
4521                         pkgCache::PkgIterator target(start.TargetPkg());
4522                         if (target->ProvidesList != 0)
4523                             reason = @"missing";
4524                         else {
4525                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4526                             if (!ver.end()) {
4527                                 reason = @"installed";
4528                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4529                             } else if (!cache[target].CandidateVerIter(cache).end())
4530                                 reason = @"uninstalled";
4531                             else if (target->ProvidesList == 0)
4532                                 reason = @"uninstallable";
4533                             else
4534                                 reason = @"virtual";
4535                         }
4536
4537                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4538                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4539                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4540                         nil]);
4541
4542                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4543                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4544                             version, @"version",
4545                             reason, @"reason",
4546                             installed, @"installed",
4547                         nil]];
4548
4549                         // yes, seriously. (wtf?)
4550                         if (start == end)
4551                             break;
4552                         ++start;
4553                     }
4554                 }
4555             }
4556
4557             pkgDepCache::StateCache &state(cache[iterator]);
4558
4559             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4560
4561             if (state.NewInstall())
4562                 [installs addObject:name];
4563             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4564                 [reinstalls addObject:name];
4565             else if (state.Upgrade())
4566                 [upgrades addObject:name];
4567             else if (state.Downgrade())
4568                 [downgrades addObject:name];
4569             else if (!state.Delete())
4570                 continue;
4571             else if (special_r(name))
4572                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4573                     [NSNull null], @"package",
4574                     [NSArray arrayWithObjects:
4575                         [NSDictionary dictionaryWithObjectsAndKeys:
4576                             @"Conflicts", @"relationship",
4577                             [NSArray arrayWithObjects:
4578                                 [NSDictionary dictionaryWithObjectsAndKeys:
4579                                     name, @"package",
4580                                     [NSNull null], @"version",
4581                                     @"installed", @"reason",
4582                                 nil],
4583                             nil], @"clauses",
4584                         nil],
4585                     nil], @"reasons",
4586                 nil]];
4587             else {
4588                 if ([package essential])
4589                     remove = true;
4590                 [removes addObject:name];
4591             }
4592
4593             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4594             substrate_ |= DepSubstrate(iterator.CurrentVer());
4595         }
4596
4597         if (!remove)
4598             essential_ = nil;
4599         else if (Advanced_) {
4600             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4601
4602             essential_ = [[UIAlertView alloc]
4603                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4604                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4605                 delegate:self
4606                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4607                 otherButtonTitles:
4608                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4609                 nil
4610             ];
4611
4612             [essential_ setContext:@"remove"];
4613         } else {
4614             essential_ = [[UIAlertView alloc]
4615                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4616                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4617                 delegate:self
4618                 cancelButtonTitle:UCLocalize("OKAY")
4619                 otherButtonTitles:nil
4620             ];
4621
4622             [essential_ setContext:@"unable"];
4623         }
4624
4625         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4626             installs, @"installs",
4627             reinstalls, @"reinstalls",
4628             upgrades, @"upgrades",
4629             downgrades, @"downgrades",
4630             removes, @"removes",
4631         nil];
4632
4633         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4634             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4635             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4636         nil];
4637
4638         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4639
4640         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4641             initWithTitle:UCLocalize("CANCEL")
4642             style:UIBarButtonItemStylePlain
4643             target:self
4644             action:@selector(cancelButtonClicked)
4645         ] autorelease]];
4646     } return self;
4647 }
4648
4649 #if !AlwaysReload
4650 - (void) applyRightButton {
4651     if ([issues_ count] == 0 && ![self isLoading])
4652         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4653             initWithTitle:UCLocalize("CONFIRM")
4654             style:UIBarButtonItemStyleDone
4655             target:self
4656             action:@selector(confirmButtonClicked)
4657         ] autorelease]];
4658     else
4659         [[self navigationItem] setRightBarButtonItem:nil];
4660 }
4661 #endif
4662
4663 - (void) cancelButtonClicked {
4664     [self dismissModalViewControllerAnimated:YES];
4665     [delegate_ cancelAndClear:YES];
4666 }
4667
4668 #if !AlwaysReload
4669 - (void) confirmButtonClicked {
4670     if (essential_ != nil)
4671         [essential_ show];
4672     else {
4673         if (substrate_)
4674             Finish_ = 2;
4675         [delegate_ confirmWithNavigationController:[self navigationController]];
4676     }
4677 }
4678 #endif
4679
4680 @end
4681 /* }}} */
4682
4683 /* Progress Data {{{ */
4684 @interface ProgressData : NSObject {
4685     SEL selector_;
4686     // XXX: should these really both be _transient?
4687     _transient id target_;
4688     _transient id object_;
4689 }
4690
4691 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4692
4693 - (SEL) selector;
4694 - (id) target;
4695 - (id) object;
4696
4697 @end
4698
4699 @implementation ProgressData
4700
4701 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4702     if ((self = [super init]) != nil) {
4703         selector_ = selector;
4704         target_ = target;
4705         object_ = object;
4706     } return self;
4707 }
4708
4709 - (SEL) selector {
4710     return selector_;
4711 }
4712
4713 - (id) target {
4714     return target_;
4715 }
4716
4717 - (id) object {
4718     return object_;
4719 }
4720
4721 @end
4722 /* }}} */
4723 /* Progress Controller {{{ */
4724 @interface ProgressController : CYViewController <
4725     ConfigurationDelegate,
4726     ProgressDelegate
4727 > {
4728     _transient Database *database_;
4729     UIProgressBar *progress_;
4730     UITextView *output_;
4731     UITextLabel *status_;
4732     UIPushButton *close_;
4733     BOOL running_;
4734     SHA1SumValue springlist_;
4735     SHA1SumValue notifyconf_;
4736     NSString *title_;
4737 }
4738
4739 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4740
4741 - (void) _retachThread;
4742 - (void) _detachNewThreadData:(ProgressData *)data;
4743 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4744
4745 - (BOOL) isRunning;
4746
4747 @end
4748
4749 @protocol ProgressControllerDelegate
4750 - (void) progressControllerIsComplete:(ProgressController *)sender;
4751 @end
4752
4753 @implementation ProgressController
4754
4755 - (void) dealloc {
4756     [database_ setDelegate:nil];
4757     [progress_ release];
4758     [output_ release];
4759     [status_ release];
4760     [close_ release];
4761     if (title_ != nil)
4762         [title_ release];
4763     [super dealloc];
4764 }
4765
4766 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4767     if ((self = [super init]) != nil) {
4768         database_ = database;
4769         [database_ setDelegate:self];
4770         delegate_ = delegate;
4771
4772         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4773
4774         progress_ = [[UIProgressBar alloc] init];
4775         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4776         [progress_ setStyle:0];
4777
4778         status_ = [[UITextLabel alloc] init];
4779         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4780         [status_ setColor:[UIColor whiteColor]];
4781         [status_ setBackgroundColor:[UIColor clearColor]];
4782         [status_ setCentersHorizontally:YES];
4783         //[status_ setFont:font];
4784
4785         output_ = [[UITextView alloc] init];
4786         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4787         //[output_ setTextFont:@"Courier New"];
4788         [output_ setFont:[[output_ font] fontWithSize:12]];
4789         [output_ setTextColor:[UIColor whiteColor]];
4790         [output_ setBackgroundColor:[UIColor clearColor]];
4791         [output_ setMarginTop:0];
4792         [output_ setAllowsRubberBanding:YES];
4793         [output_ setEditable:NO];
4794         [[self view] addSubview:output_];
4795
4796         close_ = [[UIPushButton alloc] init];
4797         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4798         [close_ setAutosizesToFit:NO];
4799         [close_ setDrawsShadow:YES];
4800         [close_ setStretchBackground:YES];
4801         [close_ setEnabled:YES];
4802         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4803         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4804         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4805         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4806     } return self;
4807 }
4808
4809 - (void) positionViews {
4810     CGRect bounds = [[self view] bounds];
4811     CGSize prgsize = [UIProgressBar defaultSize];
4812
4813     CGRect prgrect = {{
4814         (bounds.size.width - prgsize.width) / 2,
4815         bounds.size.height - prgsize.height - 20
4816     }, prgsize};
4817
4818     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4819
4820     [progress_ setFrame:prgrect];
4821     [status_ setFrame:CGRectMake(
4822         10,
4823         bounds.size.height - prgsize.height - 50,
4824         bounds.size.width - 20,
4825         24
4826     )];
4827     [output_ setFrame:CGRectMake(
4828         10,
4829         20,
4830         bounds.size.width - 20,
4831         bounds.size.height - 96
4832     )];
4833     [close_ setFrame:CGRectMake(
4834         (bounds.size.width - closewidth) / 2,
4835         bounds.size.height - prgsize.height - 50,
4836         closewidth,
4837         32 + prgsize.height
4838     )];
4839 }
4840
4841 - (void) viewWillAppear:(BOOL)animated {
4842     [super viewDidAppear:animated];
4843     [[self navigationItem] setHidesBackButton:YES];
4844     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4845
4846     [self positionViews];
4847 }
4848
4849 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4850     [self positionViews];
4851 }
4852
4853 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4854     NSString *context([alert context]);
4855
4856     if ([context isEqualToString:@"conffile"]) {
4857         FILE *input = [database_ input];
4858         if (button == [alert cancelButtonIndex])
4859             fprintf(input, "N\n");
4860         else if (button == [alert firstOtherButtonIndex])
4861             fprintf(input, "Y\n");
4862         fflush(input);
4863     }
4864 }
4865
4866 - (void) closeButtonPushed {
4867     running_ = NO;
4868
4869     UpdateExternalStatus(0);
4870
4871     switch (Finish_) {
4872         case 0:
4873             [self dismissModalViewControllerAnimated:YES];
4874         break;
4875
4876         case 1:
4877             [delegate_ terminateWithSuccess];
4878             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4879                 [delegate_ suspendWithAnimation:YES];
4880             else
4881                 [delegate_ suspend];*/
4882         break;
4883
4884         case 2:
4885             _trace();
4886             goto reload;
4887
4888         case 3:
4889             _trace();
4890             goto reload;
4891
4892         reload:
4893             system("/usr/bin/sbreload");
4894             _trace();
4895         break;
4896
4897         case 4:
4898             _trace();
4899             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4900                 SBReboot(SBSSpringBoardServerPort());
4901             else
4902                 reboot2(RB_AUTOBOOT);
4903         break;
4904     }
4905 }
4906
4907 - (void) _retachThread {
4908     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4909
4910     [[self view] addSubview:close_];
4911     [progress_ removeFromSuperview];
4912     [status_ removeFromSuperview];
4913
4914     [database_ popErrorWithTitle:title_];
4915     [delegate_ progressControllerIsComplete:self];
4916
4917     if (Finish_ < 4) {
4918         FileFd file;
4919         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4920             _error->Discard();
4921         else {
4922             MMap mmap(file, MMap::ReadOnly);
4923             SHA1Summation sha1;
4924             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4925             if (!(notifyconf_ == sha1.Result()))
4926                 Finish_ = 4;
4927         }
4928     }
4929
4930     if (Finish_ < 3) {
4931         FileFd file;
4932         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4933             _error->Discard();
4934         else {
4935             MMap mmap(file, MMap::ReadOnly);
4936             SHA1Summation sha1;
4937             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4938             if (!(springlist_ == sha1.Result()))
4939                 Finish_ = 3;
4940         }
4941     }
4942
4943     switch (Finish_) {
4944         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4945         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4946         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4947         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4948         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4949     }
4950
4951     _trace();
4952     system("su -c /usr/bin/uicache mobile");
4953     _trace();
4954
4955     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4956
4957     [delegate_ setStatusBarShowsProgress:NO];
4958 }
4959
4960 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4961     [[data target] performSelector:[data selector] withObject:[data object]];
4962     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4963 }
4964
4965 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4966     UpdateExternalStatus(1);
4967
4968     if (title_ != nil)
4969         [title_ release];
4970     if (title == nil)
4971         title_ = nil;
4972     else
4973         title_ = [title retain];
4974
4975     [[self navigationItem] setTitle:title_];
4976
4977     [status_ setText:nil];
4978     [output_ setText:@""];
4979     [progress_ setProgress:0];
4980
4981     [close_ removeFromSuperview];
4982     [[self view] addSubview:progress_];
4983     [[self view] addSubview:status_];
4984
4985     [delegate_ setStatusBarShowsProgress:YES];
4986     running_ = YES;
4987
4988     {
4989         FileFd file;
4990         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4991             _error->Discard();
4992         else {
4993             MMap mmap(file, MMap::ReadOnly);
4994             SHA1Summation sha1;
4995             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4996             notifyconf_ = sha1.Result();
4997         }
4998     }
4999
5000     {
5001         FileFd file;
5002         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5003             _error->Discard();
5004         else {
5005             MMap mmap(file, MMap::ReadOnly);
5006             SHA1Summation sha1;
5007             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5008             springlist_ = sha1.Result();
5009         }
5010     }
5011
5012     [NSThread
5013         detachNewThreadSelector:@selector(_detachNewThreadData:)
5014         toTarget:self
5015         withObject:[[[ProgressData alloc]
5016             initWithSelector:selector
5017             target:target
5018             object:object
5019         ] autorelease]
5020     ];
5021 }
5022
5023 - (void) repairWithSelector:(SEL)selector {
5024     [self
5025         detachNewThreadSelector:selector
5026         toTarget:database_
5027         withObject:nil
5028         title:UCLocalize("REPAIRING")
5029     ];
5030 }
5031
5032 - (void) setConfigurationData:(NSString *)data {
5033     [self
5034         performSelectorOnMainThread:@selector(_setConfigurationData:)
5035         withObject:data
5036         waitUntilDone:YES
5037     ];
5038 }
5039
5040 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5041     CYAlertView *sheet([[[CYAlertView alloc]
5042         initWithTitle:title
5043         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5044         defaultButtonIndex:0
5045     ] autorelease]);
5046
5047     [sheet setMessage:error];
5048     [sheet yieldToPopupAlertAnimated:YES];
5049     [sheet dismiss];
5050 }
5051
5052 - (void) setProgressTitle:(NSString *)title {
5053     [self
5054         performSelectorOnMainThread:@selector(_setProgressTitle:)
5055         withObject:title
5056         waitUntilDone:YES
5057     ];
5058 }
5059
5060 - (void) setProgressPercent:(float)percent {
5061     [self
5062         performSelectorOnMainThread:@selector(_setProgressPercent:)
5063         withObject:[NSNumber numberWithFloat:percent]
5064         waitUntilDone:YES
5065     ];
5066 }
5067
5068 - (void) startProgress {
5069 }
5070
5071 - (void) addProgressOutput:(NSString *)output {
5072     [self
5073         performSelectorOnMainThread:@selector(_addProgressOutput:)
5074         withObject:output
5075         waitUntilDone:YES
5076     ];
5077 }
5078
5079 - (bool) isCancelling:(size_t)received {
5080     return false;
5081 }
5082
5083 - (void) _setConfigurationData:(NSString *)data {
5084     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5085
5086     if (!conffile_r(data)) {
5087         lprintf("E:invalid conffile\n");
5088         return;
5089     }
5090
5091     NSString *ofile = conffile_r[1];
5092     //NSString *nfile = conffile_r[2];
5093
5094     UIAlertView *alert = [[[UIAlertView alloc]
5095         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5096         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5097         delegate:self
5098         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5099         otherButtonTitles:
5100             UCLocalize("ACCEPT_NEW_COPY"),
5101             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5102         nil
5103     ] autorelease];
5104
5105     [alert setContext:@"conffile"];
5106     [alert show];
5107 }
5108
5109 - (void) _setProgressTitle:(NSString *)title {
5110     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5111     for (size_t i(0), e([words count]); i != e; ++i) {
5112         NSString *word([words objectAtIndex:i]);
5113         if (Package *package = [database_ packageWithName:word])
5114             [words replaceObjectAtIndex:i withObject:[package name]];
5115     }
5116
5117     [status_ setText:[words componentsJoinedByString:@" "]];
5118 }
5119
5120 - (void) _setProgressPercent:(NSNumber *)percent {
5121     [progress_ setProgress:[percent floatValue]];
5122 }
5123
5124 - (void) _addProgressOutput:(NSString *)output {
5125     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5126     CGSize size = [output_ contentSize];
5127     CGPoint offset = [output_ contentOffset];
5128     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5129         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5130         [output_ scrollRectToVisible:rect animated:YES];
5131     }
5132 }
5133
5134 - (BOOL) isRunning {
5135     return running_;
5136 }
5137
5138 @end
5139 /* }}} */
5140
5141 /* Cell Content View {{{ */
5142 @protocol ContentDelegate
5143 - (void) drawContentRect:(CGRect)rect;
5144 @end
5145
5146 @interface ContentView : UIView {
5147     _transient id<ContentDelegate> delegate_;
5148 }
5149
5150 @end
5151
5152 @implementation ContentView
5153
5154 - (id) initWithFrame:(CGRect)frame {
5155     if ((self = [super initWithFrame:frame]) != nil) {
5156         [self setNeedsDisplayOnBoundsChange:YES];
5157     } return self;
5158 }
5159
5160 - (void) setDelegate:(id<ContentDelegate>)delegate {
5161     delegate_ = delegate;
5162 }
5163
5164 - (void) drawRect:(CGRect)rect {
5165     [super drawRect:rect];
5166     [delegate_ drawContentRect:rect];
5167 }
5168
5169 @end
5170 /* }}} */
5171 /* Cydia TableView Cell {{{ */
5172 @interface CYTableViewCell : UITableViewCell {
5173     ContentView *content_;
5174     bool highlighted_;
5175 }
5176
5177 @end
5178
5179 @implementation CYTableViewCell
5180
5181 - (void) dealloc {
5182     [content_ release];
5183     [super dealloc];
5184 }
5185
5186 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5187     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5188
5189     if (view == content_) {
5190         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5191         highlighted_ = highlighted;
5192     }
5193
5194     [super _updateHighlightColorsForView:view highlighted:highlighted];
5195 }
5196
5197 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5198     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5199     highlighted_ = selected;
5200
5201     [super setSelected:selected animated:animated];
5202     [content_ setNeedsDisplay];
5203 }
5204
5205 @end
5206 /* }}} */
5207
5208 /* Package Cell {{{ */
5209 @interface PackageCell : CYTableViewCell <
5210     ContentDelegate
5211 > {
5212     UIImage *icon_;
5213     NSString *name_;
5214     NSString *description_;
5215     bool commercial_;
5216     NSString *source_;
5217     UIImage *badge_;
5218     Package *package_;
5219     UIImage *placard_;
5220 }
5221
5222 - (PackageCell *) init;
5223 - (void) setPackage:(Package *)package;
5224
5225 - (void) drawContentRect:(CGRect)rect;
5226
5227 @end
5228
5229 @implementation PackageCell
5230
5231 - (void) clearPackage {
5232     if (icon_ != nil) {
5233         [icon_ release];
5234         icon_ = nil;
5235     }
5236
5237     if (name_ != nil) {
5238         [name_ release];
5239         name_ = nil;
5240     }
5241
5242     if (description_ != nil) {
5243         [description_ release];
5244         description_ = nil;
5245     }
5246
5247     if (source_ != nil) {
5248         [source_ release];
5249         source_ = nil;
5250     }
5251
5252     if (badge_ != nil) {
5253         [badge_ release];
5254         badge_ = nil;
5255     }
5256
5257     if (placard_ != nil) {
5258         [placard_ release];
5259         placard_ = nil;
5260     }
5261
5262     [package_ release];
5263     package_ = nil;
5264 }
5265
5266 - (void) dealloc {
5267     [self clearPackage];
5268     [super dealloc];
5269 }
5270
5271 - (PackageCell *) init {
5272     CGRect frame(CGRectMake(0, 0, 320, 74));
5273     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5274         UIView *content([self contentView]);
5275         CGRect bounds([content bounds]);
5276
5277         content_ = [[ContentView alloc] initWithFrame:bounds];
5278         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5279         [content addSubview:content_];
5280
5281         [content_ setDelegate:self];
5282         [content_ setOpaque:YES];
5283     } return self;
5284 }
5285
5286 - (NSString *) accessibilityLabel {
5287     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5288 }
5289
5290 - (void) setPackage:(Package *)package {
5291     [self clearPackage];
5292     [package parse];
5293
5294     Source *source = [package source];
5295
5296     icon_ = [[package icon] retain];
5297     name_ = [[package name] retain];
5298
5299     if (IsWildcat_)
5300         description_ = [package longDescription];
5301     if (description_ == nil)
5302         description_ = [package shortDescription];
5303     if (description_ != nil)
5304         description_ = [description_ retain];
5305
5306     commercial_ = [package isCommercial];
5307
5308     package_ = [package retain];
5309
5310     NSString *label = nil;
5311     bool trusted = false;
5312
5313     if (source != nil) {
5314         label = [source label];
5315         trusted = [source trusted];
5316     } else if ([[package id] isEqualToString:@"firmware"])
5317         label = UCLocalize("APPLE");
5318     else
5319         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5320
5321     NSString *from(label);
5322
5323     NSString *section = [package simpleSection];
5324     if (section != nil && ![section isEqualToString:label]) {
5325         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5326         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5327     }
5328
5329     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5330     source_ = [from retain];
5331
5332     if (NSString *purpose = [package primaryPurpose])
5333         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5334             badge_ = [badge_ retain];
5335
5336     UIColor *color;
5337     NSString *placard;
5338
5339     if (NSString *mode = [package_ mode]) {
5340         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5341             color = RemovingColor_;
5342             //placard = @"removing";
5343         } else {
5344             color = InstallingColor_;
5345             //placard = @"installing";
5346         }
5347
5348         // XXX: the removing/installing placards are not @2x
5349         placard = nil;
5350     } else {
5351         color = [UIColor whiteColor];
5352
5353         if ([package installed] != nil)
5354             placard = @"installed";
5355         else
5356             placard = nil;
5357     }
5358
5359     [content_ setBackgroundColor:color];
5360
5361     if (placard != nil)
5362         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5363             placard_ = [placard_ retain];
5364
5365     [self setNeedsDisplay];
5366     [content_ setNeedsDisplay];
5367 }
5368
5369 - (void) drawContentRect:(CGRect)rect {
5370     bool highlighted(highlighted_);
5371     float width([self bounds].size.width);
5372
5373 #if 0
5374     CGContextRef context(UIGraphicsGetCurrentContext());
5375     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5376     CGContextFillRect(context, rect);
5377 #endif
5378
5379     if (icon_ != nil) {
5380         CGRect rect;
5381         rect.size = [icon_ size];
5382
5383         rect.size.width /= 2;
5384         rect.size.height /= 2;
5385
5386         rect.origin.x = 25 - rect.size.width / 2;
5387         rect.origin.y = 25 - rect.size.height / 2;
5388
5389         [icon_ drawInRect:rect];
5390     }
5391
5392     if (badge_ != nil) {
5393         CGRect rect;
5394         rect.size = [badge_ size];
5395
5396         rect.size.width /= 2;
5397         rect.size.height /= 2;
5398
5399         rect.origin.x = 36 - rect.size.width / 2;
5400         rect.origin.y = 36 - rect.size.height / 2;
5401
5402         [badge_ drawInRect:rect];
5403     }
5404
5405     if (highlighted)
5406         UISetColor(White_);
5407
5408     if (!highlighted)
5409         UISetColor(commercial_ ? Purple_ : Black_);
5410     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5411     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5412
5413     if (!highlighted)
5414         UISetColor(commercial_ ? Purplish_ : Gray_);
5415     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5416
5417     if (placard_ != nil)
5418         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5419 }
5420
5421 @end
5422 /* }}} */
5423 /* Section Cell {{{ */
5424 @interface SectionCell : CYTableViewCell <
5425     ContentDelegate
5426 > {
5427     NSString *basic_;
5428     NSString *section_;
5429     NSString *name_;
5430     NSString *count_;
5431     UIImage *icon_;
5432     UISwitch *switch_;
5433     BOOL editing_;
5434 }
5435
5436 - (void) setSection:(Section *)section editing:(BOOL)editing;
5437
5438 @end
5439
5440 @implementation SectionCell
5441
5442 - (void) clearSection {
5443     if (basic_ != nil) {
5444         [basic_ release];
5445         basic_ = nil;
5446     }
5447
5448     if (section_ != nil) {
5449         [section_ release];
5450         section_ = nil;
5451     }
5452
5453     if (name_ != nil) {
5454         [name_ release];
5455         name_ = nil;
5456     }
5457
5458     if (count_ != nil) {
5459         [count_ release];
5460         count_ = nil;
5461     }
5462 }
5463
5464 - (void) dealloc {
5465     [self clearSection];
5466     [icon_ release];
5467     [switch_ release];
5468     [super dealloc];
5469 }
5470
5471 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5472     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5473         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5474         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5475         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5476
5477         UIView *content([self contentView]);
5478         CGRect bounds([content bounds]);
5479
5480         content_ = [[ContentView alloc] initWithFrame:bounds];
5481         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5482         [content addSubview:content_];
5483         [content_ setBackgroundColor:[UIColor whiteColor]];
5484
5485         [content_ setDelegate:self];
5486     } return self;
5487 }
5488
5489 - (void) onSwitch:(id)sender {
5490     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5491     if (metadata == nil) {
5492         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5493         [Sections_ setObject:metadata forKey:basic_];
5494     }
5495
5496     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5497     Changed_ = true;
5498 }
5499
5500 - (void) setSection:(Section *)section editing:(BOOL)editing {
5501     if (editing != editing_) {
5502         if (editing_)
5503             [switch_ removeFromSuperview];
5504         else
5505             [self addSubview:switch_];
5506         editing_ = editing;
5507     }
5508
5509     [self clearSection];
5510
5511     if (section == nil) {
5512         name_ = [UCLocalize("ALL_PACKAGES") retain];
5513         count_ = nil;
5514     } else {
5515         basic_ = [section name];
5516         if (basic_ != nil)
5517             basic_ = [basic_ retain];
5518
5519         section_ = [section localized];
5520         if (section_ != nil)
5521             section_ = [section_ retain];
5522
5523         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5524         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5525
5526         if (editing_)
5527             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5528     }
5529
5530     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5531     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5532
5533     [content_ setNeedsDisplay];
5534 }
5535
5536 - (void) setFrame:(CGRect)frame {
5537     [super setFrame:frame];
5538
5539     CGRect rect([switch_ frame]);
5540     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5541 }
5542
5543 - (NSString *) accessibilityLabel {
5544     return name_;
5545 }
5546
5547 - (void) drawContentRect:(CGRect)rect {
5548     bool highlighted(highlighted_ && !editing_);
5549
5550     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5551
5552     if (highlighted)
5553         UISetColor(White_);
5554
5555     float width(rect.size.width);
5556     if (editing_)
5557         width -= 87;
5558
5559     if (!highlighted)
5560         UISetColor(Black_);
5561     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5562
5563     CGSize size = [count_ sizeWithFont:Font14_];
5564
5565     UISetColor(White_);
5566     if (count_ != nil)
5567         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5568 }
5569
5570 @end
5571 /* }}} */
5572
5573 /* File Table {{{ */
5574 @interface FileTable : CYViewController <
5575     UITableViewDataSource,
5576     UITableViewDelegate
5577 > {
5578     _transient Database *database_;
5579     Package *package_;
5580     NSString *name_;
5581     NSMutableArray *files_;
5582     UITableView *list_;
5583 }
5584
5585 - (id) initWithDatabase:(Database *)database;
5586 - (void) setPackage:(Package *)package;
5587
5588 @end
5589
5590 @implementation FileTable
5591
5592 - (void) dealloc {
5593     [self releaseSubviews];
5594
5595     [package_ release];
5596     [name_ release];
5597     [files_ release];
5598
5599     [super dealloc];
5600 }
5601
5602 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5603     return files_ == nil ? 0 : [files_ count];
5604 }
5605
5606 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5607     return 24.0f;
5608 }*/
5609
5610 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5611     static NSString *reuseIdentifier = @"Cell";
5612
5613     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5614     if (cell == nil) {
5615         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5616         [cell setFont:[UIFont systemFontOfSize:16]];
5617     }
5618     [cell setText:[files_ objectAtIndex:indexPath.row]];
5619     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5620
5621     return cell;
5622 }
5623
5624 - (NSURL *) navigationURL {
5625     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5626 }
5627
5628 - (void) loadView {
5629     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5630
5631     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5632     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5633     [list_ setRowHeight:24.0f];
5634     [list_ setDataSource:self];
5635     [list_ setDelegate:self];
5636     [[self view] addSubview:list_];
5637 }
5638
5639 - (void) viewDidLoad {
5640     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5641 }
5642
5643 - (void) releaseSubviews {
5644     [list_ release];
5645     list_ = nil;
5646 }
5647
5648 - (id) initWithDatabase:(Database *)database {
5649     if ((self = [super init]) != nil) {
5650         database_ = database;
5651
5652         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5653     } return self;
5654 }
5655
5656 - (void) setPackage:(Package *)package {
5657     if (package_ != nil) {
5658         [package_ autorelease];
5659         package_ = nil;
5660     }
5661
5662     if (name_ != nil) {
5663         [name_ release];
5664         name_ = nil;
5665     }
5666
5667     [files_ removeAllObjects];
5668
5669     if (package != nil) {
5670         package_ = [package retain];
5671         name_ = [[package id] retain];
5672
5673         if (NSArray *files = [package files])
5674             [files_ addObjectsFromArray:files];
5675
5676         if ([files_ count] != 0) {
5677             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5678                 [files_ removeObjectAtIndex:0];
5679             [files_ sortUsingSelector:@selector(compareByPath:)];
5680
5681             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5682             [stack addObject:@"/"];
5683
5684             for (int i(0), e([files_ count]); i != e; ++i) {
5685                 NSString *file = [files_ objectAtIndex:i];
5686                 while (![file hasPrefix:[stack lastObject]])
5687                     [stack removeLastObject];
5688                 NSString *directory = [stack lastObject];
5689                 [stack addObject:[file stringByAppendingString:@"/"]];
5690                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5691                     ([stack count] - 2) * 3, "",
5692                     [file substringFromIndex:[directory length]]
5693                 ]];
5694             }
5695         }
5696     }
5697
5698     [list_ reloadData];
5699 }
5700
5701 - (void) reloadData {
5702     [super reloadData];
5703
5704     [self setPackage:[database_ packageWithName:name_]];
5705 }
5706
5707 @end
5708 /* }}} */
5709 /* Package Controller {{{ */
5710 @interface CYPackageController : CYBrowserController <
5711     UIActionSheetDelegate
5712 > {
5713     _transient Database *database_;
5714     Package *package_;
5715     NSString *name_;
5716     bool commercial_;
5717     NSMutableArray *buttons_;
5718     UIBarButtonItem *button_;
5719 }
5720
5721 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5722
5723 @end
5724
5725 @implementation CYPackageController
5726
5727 - (void) dealloc {
5728     if (package_ != nil)
5729         [package_ release];
5730     if (name_ != nil)
5731         [name_ release];
5732
5733     [buttons_ release];
5734
5735     if (button_ != nil)
5736         [button_ release];
5737
5738     [super dealloc];
5739 }
5740
5741 - (NSURL *) navigationURL {
5742     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5743 }
5744
5745 /* XXX: this is not safe at all... localization of /fail/ */
5746 - (void) _clickButtonWithName:(NSString *)name {
5747     if ([name isEqualToString:UCLocalize("CLEAR")])
5748         [delegate_ clearPackage:package_];
5749     else if ([name isEqualToString:UCLocalize("INSTALL")])
5750         [delegate_ installPackage:package_];
5751     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5752         [delegate_ installPackage:package_];
5753     else if ([name isEqualToString:UCLocalize("REMOVE")])
5754         [delegate_ removePackage:package_];
5755     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5756         [delegate_ installPackage:package_];
5757     else _assert(false);
5758 }
5759
5760 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5761     NSString *context([sheet context]);
5762
5763     if ([context isEqualToString:@"modify"]) {
5764         if (button != [sheet cancelButtonIndex]) {
5765             NSString *buttonName = [buttons_ objectAtIndex:button];
5766             [self _clickButtonWithName:buttonName];
5767         }
5768
5769         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5770     }
5771 }
5772
5773 - (bool) _allowJavaScriptPanel {
5774     return commercial_;
5775 }
5776
5777 #if !AlwaysReload
5778 - (void) _customButtonClicked {
5779     int count([buttons_ count]);
5780     if (count == 0)
5781         return;
5782
5783     if (count == 1)
5784         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5785     else {
5786         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5787         [buttons addObjectsFromArray:buttons_];
5788
5789         UIActionSheet *sheet = [[[UIActionSheet alloc]
5790             initWithTitle:nil
5791             delegate:self
5792             cancelButtonTitle:nil
5793             destructiveButtonTitle:nil
5794             otherButtonTitles:nil
5795         ] autorelease];
5796
5797         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5798         if (!IsWildcat_) {
5799            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5800            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5801         }
5802         [sheet setContext:@"modify"];
5803
5804         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5805     }
5806 }
5807
5808 // We don't want to allow non-commercial packages to do custom things to the install button,
5809 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5810 - (void) customButtonClicked {
5811     if (commercial_)
5812         [super customButtonClicked];
5813     else
5814         [self _customButtonClicked];
5815 }
5816
5817 - (void) reloadButtonClicked {
5818     // Don't reload a commerical package by tapping the loading button,
5819     // but if it's not an Install button, we should forward it on.
5820     if (![package_ uninstalled])
5821         [self _customButtonClicked];
5822 }
5823
5824 - (void) applyLoadingTitle {
5825     // Don't show "Loading" as the title. Ever.
5826 }
5827
5828 - (UIBarButtonItem *) rightButton {
5829     return button_;
5830 }
5831 #endif
5832
5833 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5834     if ((self = [super init]) != nil) {
5835         database_ = database;
5836         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5837         name_ = [[NSString alloc] initWithString:name];
5838         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5839     } return self;
5840 }
5841
5842 - (void) reloadData {
5843     if (package_ != nil)
5844         [package_ autorelease];
5845     package_ = [database_ packageWithName:name_];
5846
5847     [buttons_ removeAllObjects];
5848
5849     if (package_ != nil) {
5850         [package_ parse];
5851
5852         package_ = [package_ retain];
5853         commercial_ = [package_ isCommercial];
5854
5855         if ([package_ mode] != nil)
5856             [buttons_ addObject:UCLocalize("CLEAR")];
5857         if ([package_ source] == nil);
5858         else if ([package_ upgradableAndEssential:NO])
5859             [buttons_ addObject:UCLocalize("UPGRADE")];
5860         else if ([package_ uninstalled])
5861             [buttons_ addObject:UCLocalize("INSTALL")];
5862         else
5863             [buttons_ addObject:UCLocalize("REINSTALL")];
5864         if (![package_ uninstalled])
5865             [buttons_ addObject:UCLocalize("REMOVE")];
5866     }
5867
5868     if (button_ != nil)
5869         [button_ release];
5870
5871     NSString *title;
5872     switch ([buttons_ count]) {
5873         case 0: title = nil; break;
5874         case 1: title = [buttons_ objectAtIndex:0]; break;
5875         default: title = UCLocalize("MODIFY"); break;
5876     }
5877
5878     button_ = [[UIBarButtonItem alloc]
5879         initWithTitle:title
5880         style:UIBarButtonItemStylePlain
5881         target:self
5882         action:@selector(customButtonClicked)
5883     ];
5884
5885     [super reloadData];
5886 }
5887
5888 - (bool) isLoading {
5889     return commercial_ ? [super isLoading] : false;
5890 }
5891
5892 @end
5893 /* }}} */
5894
5895 /* Package List Controller {{{ */
5896 @interface PackageListController : CYViewController <
5897     UITableViewDataSource,
5898     UITableViewDelegate
5899 > {
5900     _transient Database *database_;
5901     unsigned era_;
5902     NSMutableArray *packages_;
5903     NSMutableArray *sections_;
5904     UITableView *list_;
5905     NSMutableArray *index_;
5906     NSMutableDictionary *indices_;
5907     NSString *title_;
5908 }
5909
5910 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5911 - (void) setDelegate:(id)delegate;
5912 - (void) resetCursor;
5913
5914 @end
5915
5916 @implementation PackageListController
5917
5918 - (void) dealloc {
5919     [packages_ release];
5920     [sections_ release];
5921     [list_ release];
5922     [index_ release];
5923     [indices_ release];
5924     [title_ release];
5925
5926     [super dealloc];
5927 }
5928
5929 - (void) deselectWithAnimation:(BOOL)animated {
5930     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5931 }
5932
5933 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5934     CGRect base = [[self view] bounds];
5935     base.size.height -= bounds.size.height;
5936     base.origin = [list_ frame].origin;
5937
5938     [UIView beginAnimations:nil context:NULL];
5939     [UIView setAnimationBeginsFromCurrentState:YES];
5940     [UIView setAnimationCurve:curve];
5941     [UIView setAnimationDuration:duration];
5942     [list_ setFrame:base];
5943     [UIView commitAnimations];
5944 }
5945
5946 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5947     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5948 }
5949
5950 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5951     [self resizeForKeyboardBounds:bounds duration:0];
5952 }
5953
5954 - (void) keyboardWillShow:(NSNotification *)notification {
5955     CGRect bounds;
5956     CGPoint center;
5957     NSTimeInterval duration;
5958     UIViewAnimationCurve curve;
5959     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5960     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5961     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5962     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5963
5964     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);
5965     UIViewController *base = self;
5966     while ([base parentViewController] != nil)
5967         base = [base parentViewController];
5968     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5969     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5970
5971     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5972 }
5973
5974 - (void) keyboardWillHide:(NSNotification *)notification {
5975     NSTimeInterval duration;
5976     UIViewAnimationCurve curve;
5977     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5978     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5979
5980     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5981 }
5982
5983 - (void) viewWillAppear:(BOOL)animated {
5984     [super viewWillAppear:animated];
5985
5986     [self resizeForKeyboardBounds:CGRectZero];
5987     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5988     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5989 }
5990
5991 - (void) viewWillDisappear:(BOOL)animated {
5992     [super viewWillDisappear:animated];
5993
5994     [self resizeForKeyboardBounds:CGRectZero];
5995     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
5996     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
5997 }
5998
5999 - (void) viewDidAppear:(BOOL)animated {
6000     [super viewDidAppear:animated];
6001     [self deselectWithAnimation:animated];
6002 }
6003
6004 - (void) didSelectPackage:(Package *)package {
6005     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6006     [view setDelegate:delegate_];
6007     [[self navigationController] pushViewController:view animated:YES];
6008 }
6009
6010 #if TryIndexedCollation
6011 + (BOOL) hasIndexedCollation {
6012     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6013 }
6014 #endif
6015
6016 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6017     NSInteger count([sections_ count]);
6018     return count == 0 ? 1 : count;
6019 }
6020
6021 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6022     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6023         return nil;
6024     return [[sections_ objectAtIndex:section] name];
6025 }
6026
6027 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6028     if ([sections_ count] == 0)
6029         return 0;
6030     return [[sections_ objectAtIndex:section] count];
6031 }
6032
6033 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6034 @synchronized (database_) {
6035     if ([database_ era] != era_)
6036         return nil;
6037
6038     Section *section([sections_ objectAtIndex:[path section]]);
6039     NSInteger row([path row]);
6040     Package *package([packages_ objectAtIndex:([section row] + row)]);
6041     return [[package retain] autorelease];
6042 } }
6043
6044 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6045     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6046     if (cell == nil)
6047         cell = [[[PackageCell alloc] init] autorelease];
6048     [cell setPackage:[self packageAtIndexPath:path]];
6049     return cell;
6050 }
6051
6052 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6053     Package *package([self packageAtIndexPath:path]);
6054     package = [database_ packageWithName:[package id]];
6055     [self didSelectPackage:package];
6056 }
6057
6058 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6059     // XXX: is 20 the most optimal number here?
6060     return [packages_ count] > 20 ? index_ : nil;
6061 }
6062
6063 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6064 #if TryIndexedCollation
6065     if ([[self class] hasIndexedCollation]) {
6066         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6067     }
6068 #endif
6069
6070     return index;
6071 }
6072
6073 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6074     if ((self = [super init]) != nil) {
6075         database_ = database;
6076         title_ = [title copy];
6077         [[self navigationItem] setTitle:title_];
6078
6079 #if TryIndexedCollation
6080         if ([[self class] hasIndexedCollation])
6081             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6082         else
6083 #endif
6084             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6085
6086         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6087
6088         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6089         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6090
6091         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6092         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6093         [list_ setRowHeight:73];
6094         [[self view] addSubview:list_];
6095
6096         [list_ setDataSource:self];
6097         [list_ setDelegate:self];
6098     } return self;
6099 }
6100
6101 - (void) setDelegate:(id)delegate {
6102     delegate_ = delegate;
6103 }
6104
6105 - (bool) hasPackage:(Package *)package {
6106     return true;
6107 }
6108
6109 - (void) reloadData {
6110     [super reloadData];
6111
6112     era_ = [database_ era];
6113     NSArray *packages = [database_ packages];
6114
6115     [packages_ removeAllObjects];
6116     [sections_ removeAllObjects];
6117
6118     _profile(PackageTable$reloadData$Filter)
6119         for (Package *package in packages)
6120             if ([self hasPackage:package])
6121                 [packages_ addObject:package];
6122     _end
6123
6124     [indices_ removeAllObjects];
6125
6126     Section *section = nil;
6127
6128 #if TryIndexedCollation
6129     if ([[self class] hasIndexedCollation]) {
6130         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6131         NSArray *titles = [collation sectionIndexTitles];
6132         int secidx = -1;
6133
6134         _profile(PackageTable$reloadData$Section)
6135             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6136                 Package *package;
6137                 int index;
6138
6139                 _profile(PackageTable$reloadData$Section$Package)
6140                     package = [packages_ objectAtIndex:offset];
6141                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6142                 _end
6143
6144                 while (secidx < index) {
6145                     secidx += 1;
6146
6147                     _profile(PackageTable$reloadData$Section$Allocate)
6148                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6149                     _end
6150
6151                     _profile(PackageTable$reloadData$Section$Add)
6152                         [sections_ addObject:section];
6153                     _end
6154                 }
6155
6156                 [section addToCount];
6157             }
6158         _end
6159     } else
6160 #endif
6161     {
6162         [index_ removeAllObjects];
6163
6164         _profile(PackageTable$reloadData$Section)
6165             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6166                 Package *package;
6167                 unichar index;
6168
6169                 _profile(PackageTable$reloadData$Section$Package)
6170                     package = [packages_ objectAtIndex:offset];
6171                     index = [package index];
6172                 _end
6173
6174                 if (section == nil || [section index] != index) {
6175                     _profile(PackageTable$reloadData$Section$Allocate)
6176                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6177                     _end
6178
6179                     [index_ addObject:[section name]];
6180                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6181
6182                     _profile(PackageTable$reloadData$Section$Add)
6183                         [sections_ addObject:section];
6184                     _end
6185                 }
6186
6187                 [section addToCount];
6188             }
6189         _end
6190     }
6191
6192     _profile(PackageTable$reloadData$List)
6193         [list_ reloadData];
6194     _end
6195 }
6196
6197 - (void) resetCursor {
6198     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6199 }
6200
6201 @end
6202 /* }}} */
6203 /* Filtered Package List Controller {{{ */
6204 @interface FilteredPackageListController : PackageListController {
6205     SEL filter_;
6206     IMP imp_;
6207     id object_;
6208 }
6209
6210 - (void) setObject:(id)object;
6211 - (void) setObject:(id)object forFilter:(SEL)filter;
6212
6213 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6214
6215 @end
6216
6217 @implementation FilteredPackageListController
6218
6219 - (void) dealloc {
6220     if (object_ != nil)
6221         [object_ release];
6222     [super dealloc];
6223 }
6224
6225 - (void) setFilter:(SEL)filter {
6226     filter_ = filter;
6227
6228     /* XXX: this is an unsafe optimization of doomy hell */
6229     Method method(class_getInstanceMethod([Package class], filter));
6230     _assert(method != NULL);
6231     imp_ = method_getImplementation(method);
6232     _assert(imp_ != NULL);
6233 }
6234
6235 - (void) setObject:(id)object {
6236     if (object_ != nil)
6237         [object_ release];
6238     if (object == nil)
6239         object_ = nil;
6240     else
6241         object_ = [object retain];
6242 }
6243
6244 - (void) setObject:(id)object forFilter:(SEL)filter {
6245     [self setFilter:filter];
6246     [self setObject:object];
6247 }
6248
6249 - (bool) hasPackage:(Package *)package {
6250     _profile(FilteredPackageTable$hasPackage)
6251         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6252     _end
6253 }
6254
6255 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6256     if ((self = [super initWithDatabase:database title:title]) != nil) {
6257         [self setFilter:filter];
6258         [self setObject:object];
6259     } return self;
6260 }
6261
6262 @end
6263 /* }}} */
6264
6265 /* Home Controller {{{ */
6266 @interface HomeController : CYBrowserController {
6267 }
6268
6269 @end
6270
6271 @implementation HomeController
6272
6273 + (BOOL) shouldHideNavigationBar {
6274     return NO;
6275 }
6276
6277 - (NSURL *) navigationURL {
6278     return [NSURL URLWithString:@"cydia://home"];
6279 }
6280
6281 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6282     [super _setMoreHeaders:request];
6283
6284     if (ChipID_ != nil)
6285         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6286     if (UniqueID_ != nil)
6287         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6288     if (PLMN_ != nil)
6289         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6290 }
6291
6292 - (void) aboutButtonClicked {
6293     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6294
6295     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6296     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6297     [alert setCancelButtonIndex:0];
6298
6299     [alert setMessage:
6300         @"Copyright (C) 2008-2011\n"
6301         "Jay Freeman (saurik)\n"
6302         "saurik@saurik.com\n"
6303         "http://www.saurik.com/"
6304     ];
6305
6306     [alert show];
6307 }
6308
6309 - (void) viewWillDisappear:(BOOL)animated {
6310     [super viewWillDisappear:animated];
6311
6312     if ([[self class] shouldHideNavigationBar])
6313         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6314 }
6315
6316 - (void) viewWillAppear:(BOOL)animated {
6317     if (![self hasLoaded])
6318         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6319
6320     [super viewWillAppear:animated];
6321
6322     if ([[self class] shouldHideNavigationBar])
6323         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6324 }
6325
6326 - (void) viewDidLoad {
6327     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6328         initWithTitle:UCLocalize("ABOUT")
6329         style:UIBarButtonItemStylePlain
6330         target:self
6331         action:@selector(aboutButtonClicked)
6332     ] autorelease]];
6333 }
6334
6335 @end
6336 /* }}} */
6337 /* Manage Controller {{{ */
6338 @interface ManageController : CYBrowserController {
6339 }
6340
6341 - (void) queueStatusDidChange;
6342
6343 @end
6344
6345 @implementation ManageController
6346
6347 - (NSURL *) navigationURL {
6348     return [NSURL URLWithString:@"cydia://manage"];
6349 }
6350
6351 - (void) viewWillAppear:(BOOL)animated {
6352     if (![self hasLoaded])
6353         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6354
6355     [super viewWillAppear:animated];
6356 }
6357
6358 - (void) viewDidLoad {
6359     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6360         initWithTitle:UCLocalize("SETTINGS")
6361         style:UIBarButtonItemStylePlain
6362         target:self
6363         action:@selector(settingsButtonClicked)
6364     ] autorelease]];
6365
6366     [self queueStatusDidChange];
6367 }
6368
6369 - (void) settingsButtonClicked {
6370     [delegate_ showSettings];
6371 }
6372
6373 #if !AlwaysReload
6374 - (void) queueButtonClicked {
6375     [delegate_ queue];
6376 }
6377
6378 - (void) applyLoadingTitle {
6379     // Disable "Loading" title.
6380 }
6381
6382 - (void) applyRightButton {
6383     // Disable right button.
6384 }
6385 #endif
6386
6387 - (void) queueStatusDidChange {
6388 #if !AlwaysReload
6389     if (!IsWildcat_ && Queuing_) {
6390         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6391             initWithTitle:UCLocalize("QUEUE")
6392             style:UIBarButtonItemStyleDone
6393             target:self
6394             action:@selector(queueButtonClicked)
6395         ] autorelease]];
6396     } else {
6397         [[self navigationItem] setRightBarButtonItem:nil];
6398     }
6399 #endif
6400 }
6401
6402 - (bool) isLoading {
6403     // Never show as loading.
6404     return false;
6405 }
6406
6407 @end
6408 /* }}} */
6409
6410 /* Refresh Bar {{{ */
6411 @interface RefreshBar : UINavigationBar {
6412     UIProgressIndicator *indicator_;
6413     UITextLabel *prompt_;
6414     UIProgressBar *progress_;
6415     UINavigationButton *cancel_;
6416 }
6417
6418 @end
6419
6420 @implementation RefreshBar
6421
6422 - (void) dealloc {
6423     [indicator_ release];
6424     [prompt_ release];
6425     [progress_ release];
6426     [cancel_ release];
6427     [super dealloc];
6428 }
6429
6430 - (void) positionViews {
6431     CGRect frame = [cancel_ frame];
6432     frame.size = [cancel_ sizeThatFits:frame.size];
6433     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6434     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6435     [cancel_ setFrame:frame];
6436
6437     CGSize prgsize = {75, 100};
6438     CGRect prgrect = {{
6439         [self frame].size.width - prgsize.width - 10,
6440         ([self frame].size.height - prgsize.height) / 2
6441     } , prgsize};
6442     [progress_ setFrame:prgrect];
6443
6444     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6445     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6446     CGRect indrect = {{indoffset, indoffset}, indsize};
6447     [indicator_ setFrame:indrect];
6448
6449     CGSize prmsize = {215, indsize.height + 4};
6450     CGRect prmrect = {{
6451         indoffset * 2 + indsize.width,
6452         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6453     }, prmsize};
6454     [prompt_ setFrame:prmrect];
6455 }
6456
6457 - (void) setFrame:(CGRect)frame {
6458     [super setFrame:frame];
6459     [self positionViews];
6460 }
6461
6462 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6463     if ((self = [super initWithFrame:frame]) != nil) {
6464         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6465
6466         [self setBarStyle:UIBarStyleBlack];
6467
6468         UIBarStyle barstyle([self _barStyle:NO]);
6469         bool ugly(barstyle == UIBarStyleDefault);
6470
6471         UIProgressIndicatorStyle style = ugly ?
6472             UIProgressIndicatorStyleMediumBrown :
6473             UIProgressIndicatorStyleMediumWhite;
6474
6475         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6476         [indicator_ setStyle:style];
6477         [indicator_ startAnimation];
6478         [self addSubview:indicator_];
6479
6480         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6481         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6482         [prompt_ setBackgroundColor:[UIColor clearColor]];
6483         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6484         [self addSubview:prompt_];
6485
6486         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6487         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6488         [progress_ setStyle:0];
6489         [self addSubview:progress_];
6490
6491         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6492         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6493         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6494         [cancel_ setBarStyle:barstyle];
6495
6496         [self positionViews];
6497     } return self;
6498 }
6499
6500 - (void) cancel {
6501     [cancel_ removeFromSuperview];
6502 }
6503
6504 - (void) start {
6505     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6506     [progress_ setProgress:0];
6507     [self addSubview:cancel_];
6508 }
6509
6510 - (void) stop {
6511     [cancel_ removeFromSuperview];
6512 }
6513
6514 - (void) setPrompt:(NSString *)prompt {
6515     [prompt_ setText:prompt];
6516 }
6517
6518 - (void) setProgress:(float)progress {
6519     [progress_ setProgress:progress];
6520 }
6521
6522 @end
6523 /* }}} */
6524
6525 @class CYNavigationController;
6526
6527 /* Cydia Tab Bar Controller {{{ */
6528 @interface CYTabBarController : UITabBarController <
6529     UITabBarControllerDelegate,
6530     ProgressDelegate
6531 > {
6532     _transient Database *database_;
6533     RefreshBar *refreshbar_;
6534
6535     bool dropped_;
6536     bool updating_;
6537     // XXX: ok, "updatedelegate_"?...
6538     _transient NSObject<CydiaDelegate> *updatedelegate_;
6539
6540     id root_;
6541     UIViewController *remembered_;
6542     _transient UIViewController *transient_;
6543 }
6544
6545 - (NSArray *) navigationURLCollection;
6546 - (void) dropBar:(BOOL)animated;
6547 - (void) beginUpdate;
6548 - (void) raiseBar:(BOOL)animated;
6549 - (BOOL) updating;
6550
6551 @end
6552
6553 @implementation CYTabBarController
6554
6555 - (void) setUnselectedViewController:(UIViewController *)transient {
6556     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6557     if (transient != nil) {
6558         if (transient_ == nil)
6559             remembered_ = [[controllers objectAtIndex:0] retain];
6560         transient_ = transient;
6561         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6562         [controllers replaceObjectAtIndex:0 withObject:transient_];
6563         [self setSelectedIndex:0];
6564         [self setViewControllers:controllers];
6565         [self concealTabBarSelection];
6566     } else if (remembered_ != nil) {
6567         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6568         transient_ = transient;
6569         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6570         [remembered_ release];
6571         remembered_ = nil;
6572         [self setViewControllers:controllers];
6573         [self revealTabBarSelection];
6574     }
6575 }
6576
6577 - (UIViewController *) unselectedViewController {
6578     return transient_;
6579 }
6580
6581 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6582     if ([self unselectedViewController])
6583         [self setUnselectedViewController:nil];
6584 }
6585
6586 - (NSArray *) navigationURLCollection {
6587     NSMutableArray *items([NSMutableArray array]);
6588
6589     // XXX: Should this deal with transient view controllers?
6590     for (id navigation in [self viewControllers]) {
6591         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6592         if (stack != nil)
6593             [items addObject:stack];
6594     }
6595
6596     return items;
6597 }
6598
6599 - (void) reloadData {
6600     for (CYViewController *controller in [self viewControllers])
6601         [controller reloadData];
6602
6603     [(CYNavigationController *)[self unselectedViewController] reloadData];
6604 }
6605
6606 - (void) dealloc {
6607     [refreshbar_ release];
6608     [[NSNotificationCenter defaultCenter] removeObserver:self];
6609
6610     [super dealloc];
6611 }
6612
6613 - (id) initWithDatabase:(Database *)database {
6614     if ((self = [super init]) != nil) {
6615         database_ = database;
6616         [self setDelegate:self];
6617
6618         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6619         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6620
6621         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6622     } return self;
6623 }
6624
6625 - (void) setUpdate:(NSDate *)date {
6626     [self beginUpdate];
6627 }
6628
6629 - (void) beginUpdate {
6630     [refreshbar_ start];
6631     [self dropBar:YES];
6632
6633     [updatedelegate_ retainNetworkActivityIndicator];
6634     updating_ = true;
6635
6636     [NSThread
6637         detachNewThreadSelector:@selector(performUpdate)
6638         toTarget:self
6639         withObject:nil
6640     ];
6641 }
6642
6643 - (void) performUpdate { _pooled
6644     Status status;
6645     status.setDelegate(self);
6646     [database_ updateWithStatus:status];
6647
6648     [self
6649         performSelectorOnMainThread:@selector(completeUpdate)
6650         withObject:nil
6651         waitUntilDone:NO
6652     ];
6653 }
6654
6655 - (void) stopUpdateWithSelector:(SEL)selector {
6656     updating_ = false;
6657     [updatedelegate_ releaseNetworkActivityIndicator];
6658
6659     [self raiseBar:YES];
6660     [refreshbar_ stop];
6661
6662     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6663 }
6664
6665 - (void) completeUpdate {
6666     if (!updating_)
6667         return;
6668     [self stopUpdateWithSelector:@selector(reloadData)];
6669 }
6670
6671 - (void) cancelUpdate {
6672     [self stopUpdateWithSelector:@selector(updateData)];
6673 }
6674
6675 - (void) cancelPressed {
6676     [self cancelUpdate];
6677 }
6678
6679 - (BOOL) updating {
6680     return updating_;
6681 }
6682
6683 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6684     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6685 }
6686
6687 - (void) startProgress {
6688 }
6689
6690 - (void) setProgressTitle:(NSString *)title {
6691     [self
6692         performSelectorOnMainThread:@selector(_setProgressTitle:)
6693         withObject:title
6694         waitUntilDone:YES
6695     ];
6696 }
6697
6698 - (bool) isCancelling:(size_t)received {
6699     return !updating_;
6700 }
6701
6702 - (void) setProgressPercent:(float)percent {
6703     [self
6704         performSelectorOnMainThread:@selector(_setProgressPercent:)
6705         withObject:[NSNumber numberWithFloat:percent]
6706         waitUntilDone:YES
6707     ];
6708 }
6709
6710 - (void) addProgressOutput:(NSString *)output {
6711     [self
6712         performSelectorOnMainThread:@selector(_addProgressOutput:)
6713         withObject:output
6714         waitUntilDone:YES
6715     ];
6716 }
6717
6718 - (void) _setProgressTitle:(NSString *)title {
6719     [refreshbar_ setPrompt:title];
6720 }
6721
6722 - (void) _setProgressPercent:(NSNumber *)percent {
6723     [refreshbar_ setProgress:[percent floatValue]];
6724 }
6725
6726 - (void) _addProgressOutput:(NSString *)output {
6727 }
6728
6729 - (void) setUpdateDelegate:(id)delegate {
6730     updatedelegate_ = delegate;
6731 }
6732
6733 - (CGFloat) statusBarHeight {
6734     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6735         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6736     } else {
6737         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6738     }
6739 }
6740
6741 - (UIView *) transitionView {
6742     if ([self respondsToSelector:@selector(_transitionView)])
6743         return [self _transitionView];
6744     else
6745         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6746 }
6747
6748 - (void) dropBar:(BOOL)animated {
6749     if (dropped_)
6750         return;
6751     dropped_ = true;
6752
6753     UIView *transition([self transitionView]);
6754     [[self view] addSubview:refreshbar_];
6755
6756     CGRect barframe([refreshbar_ frame]);
6757
6758     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6759         barframe.origin.y = [self statusBarHeight];
6760     else
6761         barframe.origin.y = 0;
6762
6763     [refreshbar_ setFrame:barframe];
6764
6765     if (animated)
6766         [UIView beginAnimations:nil context:NULL];
6767
6768     CGRect viewframe = [transition frame];
6769     viewframe.origin.y += barframe.size.height;
6770     viewframe.size.height -= barframe.size.height;
6771     [transition setFrame:viewframe];
6772
6773     if (animated)
6774         [UIView commitAnimations];
6775
6776     // Ensure bar has the proper width for our view, it might have changed
6777     barframe.size.width = viewframe.size.width;
6778     [refreshbar_ setFrame:barframe];
6779
6780     // XXX: fix Apple's layout bug
6781     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6782 }
6783
6784 - (void) raiseBar:(BOOL)animated {
6785     if (!dropped_)
6786         return;
6787     dropped_ = false;
6788
6789     UIView *transition([self transitionView]);
6790     [refreshbar_ removeFromSuperview];
6791
6792     CGRect barframe([refreshbar_ frame]);
6793
6794     if (animated)
6795         [UIView beginAnimations:nil context:NULL];
6796
6797     CGRect viewframe = [transition frame];
6798     viewframe.origin.y -= barframe.size.height;
6799     viewframe.size.height += barframe.size.height;
6800     [transition setFrame:viewframe];
6801
6802     if (animated)
6803         [UIView commitAnimations];
6804
6805     // XXX: fix Apple's layout bug
6806     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6807 }
6808
6809 #if 0
6810 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6811     // XXX: fix Apple's layout bug
6812     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6813 }
6814 #endif
6815
6816 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6817     bool dropped(dropped_);
6818
6819     if (dropped)
6820         [self raiseBar:NO];
6821
6822     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6823
6824     if (dropped)
6825         [self dropBar:NO];
6826
6827     // XXX: fix Apple's layout bug
6828     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6829 }
6830
6831 - (void) statusBarFrameChanged:(NSNotification *)notification {
6832     if (dropped_) {
6833         [self raiseBar:NO];
6834         [self dropBar:NO];
6835     }
6836 }
6837
6838 @end
6839 /* }}} */
6840 /* Cydia Navigation Controller {{{ */
6841 @interface CYNavigationController : UINavigationController {
6842     _transient Database *database_;
6843     _transient id<UINavigationControllerDelegate> delegate_;
6844 }
6845
6846 - (NSArray *) navigationURLCollection;
6847 - (id) initWithDatabase:(Database *)database;
6848 - (void) reloadData;
6849
6850 @end
6851
6852
6853 @implementation CYNavigationController
6854
6855 - (NSArray *) navigationURLCollection {
6856     NSMutableArray *stack([NSMutableArray array]);
6857
6858     for (CYViewController *controller in [self viewControllers]) {
6859         NSString *url = [[controller navigationURL] absoluteString];
6860         if (url != nil)
6861             [stack addObject:url];
6862     }
6863
6864     return stack;
6865 }
6866
6867 - (void) reloadData {
6868     for (CYViewController *page in [self viewControllers]) {
6869         // Only reload controllers that have already loaded.
6870         // This prevents a page from accidentally loading too
6871         // early if it hasn't been shown on the screen yet.
6872         if ([page hasLoaded])
6873             [page reloadData];
6874     }
6875 }
6876
6877 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6878     delegate_ = delegate;
6879 }
6880
6881 - (id) initWithDatabase:(Database *)database {
6882     if ((self = [super init]) != nil) {
6883         database_ = database;
6884     } return self;
6885 }
6886
6887 @end
6888 /* }}} */
6889
6890 /* Cydia:// Protocol {{{ */
6891 @interface CydiaURLProtocol : NSURLProtocol {
6892 }
6893
6894 @end
6895
6896 @implementation CydiaURLProtocol
6897
6898 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6899     NSURL *url([request URL]);
6900     if (url == nil)
6901         return NO;
6902     NSString *scheme([[url scheme] lowercaseString]);
6903     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6904         return NO;
6905     return YES;
6906 }
6907
6908 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6909     return request;
6910 }
6911
6912 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6913     id<NSURLProtocolClient> client([self client]);
6914     if (icon == nil)
6915         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6916     else {
6917         NSData *data(UIImagePNGRepresentation(icon));
6918
6919         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6920         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6921         [client URLProtocol:self didLoadData:data];
6922         [client URLProtocolDidFinishLoading:self];
6923     }
6924 }
6925
6926 - (void) startLoading {
6927     id<NSURLProtocolClient> client([self client]);
6928     NSURLRequest *request([self request]);
6929
6930     NSURL *url([request URL]);
6931     NSString *href([url absoluteString]);
6932
6933     NSString *path([href substringFromIndex:8]);
6934     NSRange slash([path rangeOfString:@"/"]);
6935
6936     NSString *command;
6937     if (slash.location == NSNotFound) {
6938         command = path;
6939         path = nil;
6940     } else {
6941         command = [path substringToIndex:slash.location];
6942         path = [path substringFromIndex:(slash.location + 1)];
6943     }
6944
6945     Database *database([Database sharedInstance]);
6946
6947     if ([command isEqualToString:@"package-icon"]) {
6948         if (path == nil)
6949             goto fail;
6950         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6951         Package *package([database packageWithName:path]);
6952         if (package == nil)
6953             goto fail;
6954         UIImage *icon([package icon]);
6955         [self _returnPNGWithImage:icon forRequest:request];
6956     } else if ([command isEqualToString:@"source-icon"]) {
6957         if (path == nil)
6958             goto fail;
6959         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6960         NSString *source(Simplify(path));
6961         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6962         if (icon == nil)
6963             icon = [UIImage applicationImageNamed:@"unknown.png"];
6964         [self _returnPNGWithImage:icon forRequest:request];
6965     } else if ([command isEqualToString:@"uikit-image"]) {
6966         if (path == nil)
6967             goto fail;
6968         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6969         UIImage *icon(_UIImageWithName(path));
6970         [self _returnPNGWithImage:icon forRequest:request];
6971     } else if ([command isEqualToString:@"section-icon"]) {
6972         if (path == nil)
6973             goto fail;
6974         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6975         NSString *section(Simplify(path));
6976         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6977         if (icon == nil)
6978             icon = [UIImage applicationImageNamed:@"unknown.png"];
6979         [self _returnPNGWithImage:icon forRequest:request];
6980     } else fail: {
6981         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6982     }
6983 }
6984
6985 - (void) stopLoading {
6986 }
6987
6988 @end
6989 /* }}} */
6990
6991 /* Section Controller {{{ */
6992 @interface SectionController : FilteredPackageListController {
6993     NSString *section_;
6994 }
6995
6996 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6997
6998 @end
6999
7000 @implementation SectionController
7001
7002 - (NSURL *) navigationURL {
7003     NSString *name = section_;
7004     if (name == nil)
7005         name = @"all";
7006
7007     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7008 }
7009
7010 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7011     NSString *title;
7012     if (name == nil)
7013         title = UCLocalize("ALL_PACKAGES");
7014     else if (![name isEqual:@""])
7015         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7016     else
7017         title = UCLocalize("NO_SECTION");
7018
7019     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7020         section_ = name;
7021     } return self;
7022 }
7023
7024 @end
7025 /* }}} */
7026 /* Sections Controller {{{ */
7027 @interface SectionsController : CYViewController <
7028     UITableViewDataSource,
7029     UITableViewDelegate
7030 > {
7031     _transient Database *database_;
7032     NSMutableArray *sections_;
7033     NSMutableArray *filtered_;
7034     UITableView *list_;
7035     BOOL editing_;
7036 }
7037
7038 - (id) initWithDatabase:(Database *)database;
7039 - (void) editButtonClicked;
7040
7041 @end
7042
7043 @implementation SectionsController
7044
7045 - (void) dealloc {
7046     [self releaseSubviews];
7047     [sections_ release];
7048     [filtered_ release];
7049
7050     [super dealloc];
7051 }
7052
7053 - (NSURL *) navigationURL {
7054     return [NSURL URLWithString:@"cydia://sections"];
7055 }
7056
7057 - (void) updateNavigationItem {
7058     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7059     if ([sections_ count] == 0) {
7060         [[self navigationItem] setRightBarButtonItem:nil];
7061     } else {
7062         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7063             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7064             target:self
7065             action:@selector(editButtonClicked)
7066         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7067     }
7068 }
7069
7070 - (BOOL) isEditing {
7071     return editing_;
7072 }
7073
7074 - (void) setEditing:(BOOL)editing {
7075     if ((editing_ = editing))
7076         [list_ reloadData];
7077     else
7078         [delegate_ updateData];
7079
7080     [self updateNavigationItem];
7081 }
7082
7083 - (void) viewDidAppear:(BOOL)animated {
7084     [super viewDidAppear:animated];
7085     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7086 }
7087
7088 - (void) viewWillDisappear:(BOOL)animated {
7089     [super viewWillDisappear:animated];
7090     if (editing_) [self setEditing:NO];
7091 }
7092
7093 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7094     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7095     return section;
7096 }
7097
7098 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7099     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7100 }
7101
7102 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7103     return 45.0f;
7104 }*/
7105
7106 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7107     static NSString *reuseIdentifier = @"SectionCell";
7108
7109     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7110     if (cell == nil)
7111         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7112
7113     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7114
7115     return cell;
7116 }
7117
7118 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7119     if (editing_)
7120         return;
7121
7122     Section *section = [self sectionAtIndexPath:indexPath];
7123
7124     SectionController *controller = [[[SectionController alloc]
7125         initWithDatabase:database_
7126         section:[section name]
7127     ] autorelease];
7128     [controller setDelegate:delegate_];
7129
7130     [[self navigationController] pushViewController:controller animated:YES];
7131 }
7132
7133 - (void) loadView {
7134     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7135
7136     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7137     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7138     [list_ setRowHeight:45.0f];
7139     [list_ setDataSource:self];
7140     [list_ setDelegate:self];
7141     [[self view] addSubview:list_];
7142 }
7143
7144 - (void) viewDidLoad {
7145     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7146 }
7147
7148 - (void) releaseSubviews {
7149     [list_ release];
7150     list_ = nil;
7151 }
7152
7153 - (id) initWithDatabase:(Database *)database {
7154     if ((self = [super init]) != nil) {
7155         database_ = database;
7156
7157         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7158         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7159     } return self;
7160 }
7161
7162 - (void) reloadData {
7163     [super reloadData];
7164
7165     NSArray *packages = [database_ packages];
7166
7167     [sections_ removeAllObjects];
7168     [filtered_ removeAllObjects];
7169
7170     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7171
7172     _trace();
7173     for (Package *package in packages) {
7174         NSString *name([package section]);
7175         NSString *key(name == nil ? @"" : name);
7176
7177         Section *section;
7178
7179         _profile(SectionsView$reloadData$Section)
7180             section = [sections objectForKey:key];
7181             if (section == nil) {
7182                 _profile(SectionsView$reloadData$Section$Allocate)
7183                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7184                     [sections setObject:section forKey:key];
7185                 _end
7186             }
7187         _end
7188
7189         [section addToCount];
7190
7191         _profile(SectionsView$reloadData$Filter)
7192             if (![package valid] || ![package visible])
7193                 continue;
7194         _end
7195
7196         [section addToRow];
7197     }
7198     _trace();
7199
7200     [sections_ addObjectsFromArray:[sections allValues]];
7201
7202     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7203
7204     for (Section *section in sections_) {
7205         size_t count([section row]);
7206         if (count == 0)
7207             continue;
7208
7209         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7210         [section setCount:count];
7211         [filtered_ addObject:section];
7212     }
7213
7214     [self updateNavigationItem];
7215     [list_ reloadData];
7216     _trace();
7217 }
7218
7219 - (void) editButtonClicked {
7220     [self setEditing:(!editing_)];
7221 }
7222
7223 @end
7224 /* }}} */
7225
7226 /* Changes Controller {{{ */
7227 @interface ChangesController : CYViewController <
7228     UITableViewDataSource,
7229     UITableViewDelegate
7230 > {
7231     _transient Database *database_;
7232     unsigned era_;
7233     CFMutableArrayRef packages_;
7234     NSMutableArray *sections_;
7235     UITableView *list_;
7236     unsigned upgrades_;
7237     BOOL hasSentFirstLoad_;
7238 }
7239
7240 - (id) initWithDatabase:(Database *)database;
7241
7242 @end
7243
7244 @implementation ChangesController
7245
7246 - (void) dealloc {
7247     [self releaseSubviews];
7248     CFRelease(packages_);
7249     [sections_ release];
7250
7251     [super dealloc];
7252 }
7253
7254 - (NSURL *) navigationURL {
7255     return [NSURL URLWithString:@"cydia://changes"];
7256 }
7257
7258 - (void) viewWillAppear:(BOOL)animated {
7259     // Loads after it appears, so don't load beforehand.
7260     loaded_ = YES;
7261     [super viewWillAppear:animated];
7262 }
7263
7264 - (void) viewDidAppear:(BOOL)animated {
7265     [super viewDidAppear:animated];
7266
7267     if (!hasSentFirstLoad_) {
7268         hasSentFirstLoad_ = YES;
7269         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7270     } else {
7271         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7272     }
7273 }
7274
7275 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7276     NSInteger count([sections_ count]);
7277     return count == 0 ? 1 : count;
7278 }
7279
7280 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7281     if ([sections_ count] == 0)
7282         return nil;
7283     return [[sections_ objectAtIndex:section] name];
7284 }
7285
7286 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7287     if ([sections_ count] == 0)
7288         return 0;
7289     return [[sections_ objectAtIndex:section] count];
7290 }
7291
7292 - (Package *) packageAtIndex:(NSUInteger)index {
7293     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7294 }
7295
7296 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7297 @synchronized (database_) {
7298     if ([database_ era] != era_)
7299         return nil;
7300
7301     NSUInteger sectionIndex([path section]);
7302     if (sectionIndex >= [sections_ count])
7303         return nil;
7304     Section *section([sections_ objectAtIndex:sectionIndex]);
7305     NSInteger row([path row]);
7306     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7307 } }
7308
7309 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7310     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7311     if (cell == nil)
7312         cell = [[[PackageCell alloc] init] autorelease];
7313     [cell setPackage:[self packageAtIndexPath:path]];
7314     return cell;
7315 }
7316
7317 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7318     Package *package([self packageAtIndexPath:path]);
7319     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7320     [view setDelegate:delegate_];
7321     [[self navigationController] pushViewController:view animated:YES];
7322     return path;
7323 }
7324
7325 - (void) refreshButtonClicked {
7326     [delegate_ beginUpdate];
7327     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7328 }
7329
7330 - (void) upgradeButtonClicked {
7331     [delegate_ distUpgrade];
7332 }
7333
7334 - (void) loadView {
7335     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7336
7337     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7338     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7339     [list_ setRowHeight:73];
7340     [list_ setDataSource:self];
7341     [list_ setDelegate:self];
7342     [[self view] addSubview:list_];
7343 }
7344
7345 - (void) viewDidLoad {
7346     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7347 }
7348
7349 - (void) releaseSubviews {
7350     [list_ release];
7351     list_ = nil;
7352 }
7353
7354 - (id) initWithDatabase:(Database *)database {
7355     if ((self = [super init]) != nil) {
7356         database_ = database;
7357
7358         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7359         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7360     } return self;
7361 }
7362
7363 - (void) _reloadPackages:(NSArray *)packages {
7364     CFRelease(packages_);
7365     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7366
7367     _trace();
7368     _profile(ChangesController$_reloadPackages$Filter)
7369         for (Package *package in packages)
7370             if ([package upgradableAndEssential:YES] || [package visible])
7371                 CFArrayAppendValue(packages_, package);
7372     _end
7373     _trace();
7374     _profile(ChangesController$_reloadPackages$radixSort)
7375         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7376     _end
7377     _trace();
7378 }
7379
7380 - (void) reloadData {
7381 @synchronized (database_) {
7382     era_ = [database_ era];
7383     NSArray *packages = [database_ packages];
7384
7385     [sections_ removeAllObjects];
7386
7387 #if 1
7388     UIProgressHUD *hud([delegate_ addProgressHUD]);
7389     [hud setText:UCLocalize("LOADING")];
7390     //NSLog(@"HUD:%@::%@", delegate_, hud);
7391     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7392     [delegate_ removeProgressHUD:hud];
7393 #else
7394     [self _reloadPackages:packages];
7395 #endif
7396
7397     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7398     Section *ignored = nil;
7399     Section *section = nil;
7400     time_t last = 0;
7401
7402     upgrades_ = 0;
7403     bool unseens = false;
7404
7405     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7406
7407     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7408         Package *package = [self packageAtIndex:offset];
7409
7410         BOOL uae = [package upgradableAndEssential:YES];
7411
7412         if (!uae) {
7413             unseens = true;
7414             time_t seen([package seen]);
7415
7416             if (section == nil || last != seen) {
7417                 last = seen;
7418
7419                 NSString *name;
7420                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7421                 [name autorelease];
7422
7423                 _profile(ChangesController$reloadData$Allocate)
7424                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7425                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7426                     [sections_ addObject:section];
7427                 _end
7428             }
7429
7430             [section addToCount];
7431         } else if ([package ignored]) {
7432             if (ignored == nil) {
7433                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7434             }
7435             [ignored addToCount];
7436         } else {
7437             ++upgrades_;
7438             [upgradable addToCount];
7439         }
7440     }
7441     _trace();
7442
7443     CFRelease(formatter);
7444
7445     if (unseens) {
7446         Section *last = [sections_ lastObject];
7447         size_t count = [last count];
7448         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7449         [sections_ removeLastObject];
7450     }
7451
7452     if ([ignored count] != 0)
7453         [sections_ insertObject:ignored atIndex:0];
7454     if (upgrades_ != 0)
7455         [sections_ insertObject:upgradable atIndex:0];
7456
7457     [list_ reloadData];
7458
7459     if (upgrades_ > 0)
7460         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7461             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7462             style:UIBarButtonItemStylePlain
7463             target:self
7464             action:@selector(upgradeButtonClicked)
7465         ] autorelease]];
7466
7467     if (![delegate_ updating])
7468         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7469             initWithTitle:UCLocalize("REFRESH")
7470             style:UIBarButtonItemStylePlain
7471             target:self
7472             action:@selector(refreshButtonClicked)
7473         ] autorelease]];
7474
7475     PrintTimes();
7476 } }
7477
7478 @end
7479 /* }}} */
7480 /* Search Controller {{{ */
7481 @interface SearchController : FilteredPackageListController <
7482     UISearchBarDelegate
7483 > {
7484     UISearchBar *search_;
7485     BOOL searchloaded_;
7486 }
7487
7488 - (id) initWithDatabase:(Database *)database;
7489 - (void) setSearchTerm:(NSString *)term;
7490 - (void) reloadData;
7491
7492 @end
7493
7494 @implementation SearchController
7495
7496 - (void) dealloc {
7497     [search_ release];
7498     [super dealloc];
7499 }
7500
7501 - (NSURL *) navigationURL {
7502     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7503         return [NSURL URLWithString:@"cydia://search"];
7504     else
7505         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7506 }
7507
7508 - (void) setSearchTerm:(NSString *)searchTerm {
7509     [search_ setText:searchTerm];
7510     [self reloadData];
7511 }
7512
7513 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7514     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7515     [search_ resignFirstResponder];
7516     [self reloadData];
7517 }
7518
7519 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7520     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7521     [self reloadData];
7522 }
7523
7524 - (id) initWithDatabase:(Database *)database {
7525     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7526         search_ = [[UISearchBar alloc] init];
7527     } return self;
7528 }
7529
7530 - (void) viewDidAppear:(BOOL)animated {
7531     [super viewDidAppear:animated];
7532
7533     if (!searchloaded_) {
7534         searchloaded_ = YES;
7535         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7536         [search_ layoutSubviews];
7537         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7538
7539         UITextField *textField;
7540         if ([search_ respondsToSelector:@selector(searchField)])
7541             textField = [search_ searchField];
7542         else
7543             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7544
7545         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7546         [search_ setDelegate:self];
7547         [textField setEnablesReturnKeyAutomatically:NO];
7548         [[self navigationItem] setTitleView:textField];
7549     }
7550 }
7551
7552 - (void) reloadData {
7553     [self setObject:[search_ text]];
7554     [super reloadData];
7555     [self resetCursor];
7556 }
7557
7558 - (void) didSelectPackage:(Package *)package {
7559     [search_ resignFirstResponder];
7560     [super didSelectPackage:package];
7561 }
7562
7563 @end
7564 /* }}} */
7565 /* Package Settings Controller {{{ */
7566 @interface PackageSettingsController : CYViewController <
7567     UITableViewDataSource,
7568     UITableViewDelegate
7569 > {
7570     _transient Database *database_;
7571     NSString *name_;
7572     Package *package_;
7573     UITableView *table_;
7574     UISwitch *subscribedSwitch_;
7575     UISwitch *ignoredSwitch_;
7576     UITableViewCell *subscribedCell_;
7577     UITableViewCell *ignoredCell_;
7578 }
7579
7580 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7581
7582 @end
7583
7584 @implementation PackageSettingsController
7585
7586 - (void) dealloc {
7587     [self releaseSubviews];
7588     [name_ release];
7589     [package_ release];
7590
7591     [super dealloc];
7592 }
7593
7594 - (NSURL *) navigationURL {
7595     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7596 }
7597
7598 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7599     if (package_ == nil)
7600         return 0;
7601
7602     if ([package_ installed] == nil)
7603         return 1;
7604     else
7605         return 2;
7606 }
7607
7608 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7609     if (package_ == nil)
7610         return 0;
7611
7612     // both sections contain just one item right now.
7613     return 1;
7614 }
7615
7616 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7617     return nil;
7618 }
7619
7620 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7621     if (section == 0)
7622         return UCLocalize("SHOW_ALL_CHANGES_EX");
7623     else
7624         return UCLocalize("IGNORE_UPGRADES_EX");
7625 }
7626
7627 - (void) onSubscribed:(id)control {
7628     bool value([control isOn]);
7629     if (package_ == nil)
7630         return;
7631     if ([package_ setSubscribed:value])
7632         [delegate_ updateData];
7633 }
7634
7635 - (void) _updateIgnored {
7636     const char *package([name_ UTF8String]);
7637     bool on([ignoredSwitch_ isOn]);
7638
7639     pid_t pid(ExecFork());
7640     if (pid == 0) {
7641         FILE *dpkg(popen("dpkg --set-selections", "w"));
7642         fwrite(package, strlen(package), 1, dpkg);
7643
7644         if (on)
7645             fwrite(" hold\n", 6, 1, dpkg);
7646         else
7647             fwrite(" install\n", 9, 1, dpkg);
7648
7649         pclose(dpkg);
7650
7651         exit(0);
7652         _assert(false);
7653     }
7654
7655     _forever {
7656         int status;
7657         int result(waitpid(pid, &status, 0));
7658
7659         if (result != -1) {
7660             _assert(result == pid);
7661             break;
7662         }
7663     }
7664 }
7665
7666 - (void) onIgnored:(id)control {
7667     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7668     [invocation setTarget:self];
7669     [invocation setSelector:@selector(_updateIgnored)];
7670
7671     [delegate_ reloadDataWithInvocation:invocation];
7672 }
7673
7674 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7675     if (package_ == nil)
7676         return nil;
7677
7678     switch ([indexPath section]) {
7679         case 0: return subscribedCell_;
7680         case 1: return ignoredCell_;
7681
7682         _nodefault
7683     }
7684
7685     return nil;
7686 }
7687
7688 - (void) loadView {
7689     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7690
7691     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7692     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7693     [table_ setDataSource:self];
7694     [table_ setDelegate:self];
7695     [[self view] addSubview:table_];
7696
7697     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7698     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7699     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7700
7701     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7702     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7703     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7704
7705     subscribedCell_ = [[UITableViewCell alloc] init];
7706     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7707     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7708     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7709
7710     ignoredCell_ = [[UITableViewCell alloc] init];
7711     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7712     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7713     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7714 }
7715
7716 - (void) viewDidLoad {
7717     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7718 }
7719
7720 - (void) releaseSubviews {
7721     [ignoredCell_ release];
7722     ignoredCell_ = nil;
7723
7724     [subscribedCell_ release];
7725     subscribedCell_ = nil;
7726
7727     [table_ release];
7728     table_ = nil;
7729
7730     [ignoredSwitch_ release];
7731     ignoredSwitch_ = nil;
7732
7733     [subscribedSwitch_ release];
7734     subscribedSwitch_ = nil;
7735 }
7736
7737 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7738     if ((self = [super init]) != nil) {
7739         database_ = database;
7740         name_ = [package retain];
7741     } return self;
7742 }
7743
7744 - (void) reloadData {
7745     [super reloadData];
7746
7747     if (package_ != nil)
7748         [package_ autorelease];
7749     package_ = [database_ packageWithName:name_];
7750
7751     if (package_ != nil) {
7752         package_ = [package_ retain];
7753         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7754         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7755     } // XXX: what now, G?
7756
7757     [table_ reloadData];
7758 }
7759
7760 @end
7761 /* }}} */
7762
7763 /* Installed Controller {{{ */
7764 @interface InstalledController : FilteredPackageListController {
7765     BOOL expert_;
7766 }
7767
7768 - (id) initWithDatabase:(Database *)database;
7769
7770 - (void) updateRoleButton;
7771 - (void) queueStatusDidChange;
7772
7773 @end
7774
7775 @implementation InstalledController
7776
7777 - (void) dealloc {
7778     [super dealloc];
7779 }
7780
7781 - (NSURL *) navigationURL {
7782     return [NSURL URLWithString:@"cydia://installed"];
7783 }
7784
7785 - (id) initWithDatabase:(Database *)database {
7786     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7787         [self updateRoleButton];
7788         [self queueStatusDidChange];
7789     } return self;
7790 }
7791
7792 #if !AlwaysReload
7793 - (void) queueButtonClicked {
7794     [delegate_ queue];
7795 }
7796 #endif
7797
7798 - (void) queueStatusDidChange {
7799 #if !AlwaysReload
7800     if (IsWildcat_) {
7801         if (Queuing_) {
7802             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7803                 initWithTitle:UCLocalize("QUEUE")
7804                 style:UIBarButtonItemStyleDone
7805                 target:self
7806                 action:@selector(queueButtonClicked)
7807             ] autorelease]];
7808         } else {
7809             [[self navigationItem] setLeftBarButtonItem:nil];
7810         }
7811     }
7812 #endif
7813 }
7814
7815 - (void) updateRoleButton {
7816     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7817         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7818             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7819             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7820             target:self
7821             action:@selector(roleButtonClicked)
7822         ] autorelease]];
7823 }
7824
7825 - (void) roleButtonClicked {
7826     [self setObject:[NSNumber numberWithBool:expert_]];
7827     [self reloadData];
7828     expert_ = !expert_;
7829
7830     [self updateRoleButton];
7831 }
7832
7833 @end
7834 /* }}} */
7835
7836 /* Source Cell {{{ */
7837 @interface SourceCell : CYTableViewCell <
7838     ContentDelegate
7839 > {
7840     UIImage *icon_;
7841     NSString *origin_;
7842     NSString *label_;
7843 }
7844
7845 - (void) setSource:(Source *)source;
7846
7847 @end
7848
7849 @implementation SourceCell
7850
7851 - (void) clearSource {
7852     [icon_ release];
7853     [origin_ release];
7854     [label_ release];
7855
7856     icon_ = nil;
7857     origin_ = nil;
7858     label_ = nil;
7859 }
7860
7861 - (void) setSource:(Source *)source {
7862     [self clearSource];
7863
7864     if (icon_ == nil)
7865         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7866     if (icon_ == nil)
7867         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7868     icon_ = [icon_ retain];
7869
7870     origin_ = [[source name] retain];
7871     label_ = [[source uri] retain];
7872
7873     [content_ setNeedsDisplay];
7874 }
7875
7876 - (void) dealloc {
7877     [self clearSource];
7878     [super dealloc];
7879 }
7880
7881 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7882     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7883         UIView *content([self contentView]);
7884         CGRect bounds([content bounds]);
7885
7886         content_ = [[ContentView alloc] initWithFrame:bounds];
7887         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7888         [content_ setBackgroundColor:[UIColor whiteColor]];
7889         [content addSubview:content_];
7890
7891         [content_ setDelegate:self];
7892         [content_ setOpaque:YES];
7893     } return self;
7894 }
7895
7896 - (NSString *) accessibilityLabel {
7897     return label_;
7898 }
7899
7900 - (void) drawContentRect:(CGRect)rect {
7901     bool highlighted(highlighted_);
7902     float width(rect.size.width);
7903
7904     if (icon_ != nil)
7905         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7906
7907     if (highlighted)
7908         UISetColor(White_);
7909
7910     if (!highlighted)
7911         UISetColor(Black_);
7912     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7913
7914     if (!highlighted)
7915         UISetColor(Blue_);
7916     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7917 }
7918
7919 @end
7920 /* }}} */
7921 /* Source Controller {{{ */
7922 @interface SourceController : FilteredPackageListController {
7923     _transient Source *source_;
7924     NSString *key_;
7925 }
7926
7927 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7928
7929 @end
7930
7931 @implementation SourceController
7932
7933 - (NSURL *) navigationURL {
7934     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7935 }
7936
7937 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7938     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7939         source_ = source;
7940         key_ = [[source key] retain];
7941     } return self;
7942 }
7943
7944 - (void) reloadData {
7945     source_ = [database_ sourceWithKey:key_];
7946     [key_ release];
7947     key_ = [[source_ key] retain];
7948     [self setObject:source_];
7949     [[self navigationItem] setTitle:[source_ label]];
7950
7951     [super reloadData];
7952 }
7953
7954 @end
7955 /* }}} */
7956 /* Sources Controller {{{ */
7957 @interface SourcesController : CYViewController <
7958     UITableViewDataSource,
7959     UITableViewDelegate
7960 > {
7961     _transient Database *database_;
7962     UITableView *list_;
7963     NSMutableArray *sources_;
7964     int offset_;
7965
7966     NSString *href_;
7967     UIProgressHUD *hud_;
7968     NSError *error_;
7969
7970     //NSURLConnection *installer_;
7971     NSURLConnection *trivial_;
7972     NSURLConnection *trivial_bz2_;
7973     NSURLConnection *trivial_gz_;
7974     //NSURLConnection *automatic_;
7975
7976     BOOL cydia_;
7977 }
7978
7979 - (id) initWithDatabase:(Database *)database;
7980 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7981
7982 @end
7983
7984 @implementation SourcesController
7985
7986 - (void) _releaseConnection:(NSURLConnection *)connection {
7987     if (connection != nil) {
7988         [connection cancel];
7989         //[connection setDelegate:nil];
7990         [connection release];
7991     }
7992 }
7993
7994 - (void) dealloc {
7995     [self releaseSubviews];
7996
7997     [href_ release];
7998     [hud_ release];
7999     [error_ release];
8000
8001     //[self _releaseConnection:installer_];
8002     [self _releaseConnection:trivial_];
8003     [self _releaseConnection:trivial_gz_];
8004     [self _releaseConnection:trivial_bz2_];
8005     //[self _releaseConnection:automatic_];
8006
8007     [sources_ release];
8008     [super dealloc];
8009 }
8010
8011 - (NSURL *) navigationURL {
8012     return [NSURL URLWithString:@"cydia://sources"];
8013 }
8014
8015 - (void) viewDidAppear:(BOOL)animated {
8016     [super viewDidAppear:animated];
8017     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8018 }
8019
8020 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8021     return offset_ == 0 ? 1 : 2;
8022 }
8023
8024 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8025     switch (section + (offset_ == 0 ? 1 : 0)) {
8026         case 0: return UCLocalize("ENTERED_BY_USER");
8027         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8028
8029         _nodefault
8030     }
8031 }
8032
8033 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8034     int count = [sources_ count];
8035     switch (section) {
8036         case 0: return (offset_ == 0 ? count : offset_);
8037         case 1: return count - offset_;
8038
8039         _nodefault
8040     }
8041 }
8042
8043 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8044     unsigned idx = 0;
8045     switch (indexPath.section) {
8046         case 0: idx = indexPath.row; break;
8047         case 1: idx = indexPath.row + offset_; break;
8048
8049         _nodefault
8050     }
8051     return [sources_ objectAtIndex:idx];
8052 }
8053
8054 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8055     static NSString *cellIdentifier = @"SourceCell";
8056
8057     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8058     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8059     [cell setSource:[self sourceAtIndexPath:indexPath]];
8060     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8061
8062     return cell;
8063 }
8064
8065 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8066     Source *source = [self sourceAtIndexPath:indexPath];
8067
8068     SourceController *controller = [[[SourceController alloc]
8069         initWithDatabase:database_
8070         source:source
8071     ] autorelease];
8072
8073     [controller setDelegate:delegate_];
8074
8075     [[self navigationController] pushViewController:controller animated:YES];
8076 }
8077
8078 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8079     Source *source = [self sourceAtIndexPath:indexPath];
8080     return [source record] != nil;
8081 }
8082
8083 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8084     Source *source = [self sourceAtIndexPath:indexPath];
8085     [Sources_ removeObjectForKey:[source key]];
8086     [delegate_ syncData];
8087 }
8088
8089 - (void) complete {
8090     [delegate_ addTrivialSource:href_];
8091     [delegate_ syncData];
8092 }
8093
8094 - (NSString *) getWarning {
8095     NSString *href(href_);
8096     NSRange colon([href rangeOfString:@"://"]);
8097     if (colon.location != NSNotFound)
8098         href = [href substringFromIndex:(colon.location + 3)];
8099     href = [href stringByAddingPercentEscapes];
8100     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8101     href = [href stringByCachingURLWithCurrentCDN];
8102
8103     NSURL *url([NSURL URLWithString:href]);
8104
8105     NSStringEncoding encoding;
8106     NSError *error(nil);
8107
8108     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8109         return [warning length] == 0 ? nil : warning;
8110     return nil;
8111 }
8112
8113 - (void) _endConnection:(NSURLConnection *)connection {
8114     // XXX: the memory management in this method is horribly awkward
8115
8116     NSURLConnection **field = NULL;
8117     if (connection == trivial_)
8118         field = &trivial_;
8119     else if (connection == trivial_bz2_)
8120         field = &trivial_bz2_;
8121     else if (connection == trivial_gz_)
8122         field = &trivial_gz_;
8123     _assert(field != NULL);
8124     [connection release];
8125     *field = nil;
8126
8127     if (
8128         trivial_ == nil &&
8129         trivial_bz2_ == nil &&
8130         trivial_gz_ == nil
8131     ) {
8132         bool defer(false);
8133
8134         if (cydia_) {
8135             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8136                 defer = true;
8137
8138                 UIAlertView *alert = [[[UIAlertView alloc]
8139                     initWithTitle:UCLocalize("SOURCE_WARNING")
8140                     message:warning
8141                     delegate:self
8142                     cancelButtonTitle:UCLocalize("CANCEL")
8143                     otherButtonTitles:
8144                         UCLocalize("ADD_ANYWAY"),
8145                     nil
8146                 ] autorelease];
8147
8148                 [alert setContext:@"warning"];
8149                 [alert setNumberOfRows:1];
8150                 [alert show];
8151             } else
8152                 [self complete];
8153         } else if (error_ != nil) {
8154             UIAlertView *alert = [[[UIAlertView alloc]
8155                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8156                 message:[error_ localizedDescription]
8157                 delegate:self
8158                 cancelButtonTitle:UCLocalize("OK")
8159                 otherButtonTitles:nil
8160             ] autorelease];
8161
8162             [alert setContext:@"urlerror"];
8163             [alert show];
8164         } else {
8165             UIAlertView *alert = [[[UIAlertView alloc]
8166                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8167                 message:UCLocalize("NOT_REPOSITORY_EX")
8168                 delegate:self
8169                 cancelButtonTitle:UCLocalize("OK")
8170                 otherButtonTitles:nil
8171             ] autorelease];
8172
8173             [alert setContext:@"trivial"];
8174             [alert show];
8175         }
8176
8177         [delegate_ setStatusBarShowsProgress:NO];
8178         [delegate_ removeProgressHUD:hud_];
8179
8180         [hud_ autorelease];
8181         hud_ = nil;
8182
8183         if (!defer) {
8184             [href_ release];
8185             href_ = nil;
8186         }
8187
8188         if (error_ != nil) {
8189             [error_ release];
8190             error_ = nil;
8191         }
8192     }
8193 }
8194
8195 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8196     switch ([response statusCode]) {
8197         case 200:
8198             cydia_ = YES;
8199     }
8200 }
8201
8202 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8203     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8204     if (error_ != nil)
8205         error_ = [error retain];
8206     [self _endConnection:connection];
8207 }
8208
8209 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8210     [self _endConnection:connection];
8211 }
8212
8213 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8214     NSMutableURLRequest *request = [NSMutableURLRequest
8215         requestWithURL:[NSURL URLWithString:href]
8216         cachePolicy:NSURLRequestUseProtocolCachePolicy
8217         timeoutInterval:120.0
8218     ];
8219
8220     [request setHTTPMethod:method];
8221
8222     if (Machine_ != NULL)
8223         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8224     if (UniqueID_ != nil)
8225         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8226     if (Role_ != nil)
8227         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8228
8229     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8230 }
8231
8232 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8233     NSString *context([alert context]);
8234
8235     if ([context isEqualToString:@"source"]) {
8236         switch (button) {
8237             case 1: {
8238                 NSString *href = [[alert textField] text];
8239
8240                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8241
8242                 if (![href hasSuffix:@"/"])
8243                     href_ = [href stringByAppendingString:@"/"];
8244                 else
8245                     href_ = href;
8246                 href_ = [href_ retain];
8247
8248                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8249                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8250                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8251                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8252
8253                 cydia_ = false;
8254
8255                 // XXX: this is stupid
8256                 hud_ = [[delegate_ addProgressHUD] retain];
8257                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8258             } break;
8259
8260             case 0:
8261             break;
8262
8263             _nodefault
8264         }
8265
8266         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8267     } else if ([context isEqualToString:@"trivial"])
8268         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8269     else if ([context isEqualToString:@"urlerror"])
8270         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8271     else if ([context isEqualToString:@"warning"]) {
8272         switch (button) {
8273             case 1:
8274                 [self complete];
8275             break;
8276
8277             case 0:
8278             break;
8279
8280             _nodefault
8281         }
8282
8283         [href_ release];
8284         href_ = nil;
8285
8286         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8287     }
8288 }
8289
8290 - (void) loadView {
8291     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8292
8293     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8294     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8295     [list_ setRowHeight:56];
8296     [list_ setDataSource:self];
8297     [list_ setDelegate:self];
8298     [[self view] addSubview:list_];
8299 }
8300
8301 - (void) viewDidLoad {
8302     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8303     [self updateButtonsForEditingStatus:NO animated:NO];
8304 }
8305
8306 - (void) releaseSubviews {
8307     [list_ release];
8308     list_ = nil;
8309 }
8310
8311 - (id) initWithDatabase:(Database *)database {
8312     if ((self = [super init]) != nil) {
8313         database_ = database;
8314         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8315     } return self;
8316 }
8317
8318 - (void) reloadData {
8319     [super reloadData];
8320
8321     pkgSourceList list;
8322     if (!list.ReadMainList())
8323         return;
8324
8325     [sources_ removeAllObjects];
8326     [sources_ addObjectsFromArray:[database_ sources]];
8327     _trace();
8328     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8329     _trace();
8330
8331     int count([sources_ count]);
8332     offset_ = 0;
8333     for (int i = 0; i != count; i++) {
8334         if ([[sources_ objectAtIndex:i] record] == nil)
8335             break;
8336         offset_++;
8337     }
8338
8339     [list_ setEditing:NO];
8340     [self updateButtonsForEditingStatus:NO animated:NO];
8341     [list_ reloadData];
8342 }
8343
8344 - (void) showAddSourcePrompt {
8345     UIAlertView *alert = [[[UIAlertView alloc]
8346         initWithTitle:UCLocalize("ENTER_APT_URL")
8347         message:nil
8348         delegate:self
8349         cancelButtonTitle:UCLocalize("CANCEL")
8350         otherButtonTitles:
8351             UCLocalize("ADD_SOURCE"),
8352         nil
8353     ] autorelease];
8354
8355     [alert setContext:@"source"];
8356     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8357
8358     [alert setNumberOfRows:1];
8359     [alert addTextFieldWithValue:@"http://" label:@""];
8360
8361     UITextInputTraits *traits = [[alert textField] textInputTraits];
8362     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8363     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8364     [traits setKeyboardType:UIKeyboardTypeURL];
8365     // XXX: UIReturnKeyDone
8366     [traits setReturnKeyType:UIReturnKeyNext];
8367
8368     [alert show];
8369 }
8370
8371 - (void) addButtonClicked {
8372     [self showAddSourcePrompt];
8373 }
8374
8375 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8376     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8377         initWithTitle:UCLocalize("ADD")
8378         style:UIBarButtonItemStylePlain
8379         target:self
8380         action:@selector(addButtonClicked)
8381     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8382
8383     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8384         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8385         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8386         target:self
8387         action:@selector(editButtonClicked)
8388     ] autorelease] animated:animated];
8389
8390     if (IsWildcat_ && !editing)
8391         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8392             initWithTitle:UCLocalize("SETTINGS")
8393             style:UIBarButtonItemStylePlain
8394             target:self
8395             action:@selector(settingsButtonClicked)
8396         ] autorelease]];
8397 }
8398
8399 - (void) settingsButtonClicked {
8400     [delegate_ showSettings];
8401 }
8402
8403 - (void) editButtonClicked {
8404     [list_ setEditing:![list_ isEditing] animated:YES];
8405
8406     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8407 }
8408
8409 @end
8410 /* }}} */
8411
8412 /* Settings Controller {{{ */
8413 @interface SettingsController : CYViewController <
8414     UITableViewDataSource,
8415     UITableViewDelegate
8416 > {
8417     _transient Database *database_;
8418     // XXX: ok, "roledelegate_"?...
8419     _transient id roledelegate_;
8420     UITableView *table_;
8421     UISegmentedControl *segment_;
8422     UIView *container_;
8423 }
8424
8425 - (void) showDoneButton;
8426 - (void) resizeSegmentedControl;
8427
8428 @end
8429
8430 @implementation SettingsController
8431
8432 - (void) dealloc {
8433     [self releaseSubviews];
8434
8435     [super dealloc];
8436 }
8437
8438 - (void) loadView {
8439     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8440
8441     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8442     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8443     [table_ setDelegate:self];
8444     [table_ setDataSource:self];
8445     [[self view] addSubview:table_];
8446
8447     NSArray *items = [NSArray arrayWithObjects:
8448         UCLocalize("USER"),
8449         UCLocalize("HACKER"),
8450         UCLocalize("DEVELOPER"),
8451     nil];
8452     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8453     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8454     [container_ addSubview:segment_];
8455 }
8456
8457 - (void) viewDidLoad {
8458     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8459
8460     int index = -1;
8461     if ([Role_ isEqualToString:@"User"]) index = 0;
8462     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8463     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8464     if (index != -1) {
8465         [segment_ setSelectedSegmentIndex:index];
8466         [self showDoneButton];
8467     }
8468
8469     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8470     [self resizeSegmentedControl];
8471 }
8472
8473 - (void) releaseSubviews {
8474     [table_ release];
8475     table_ = nil;
8476
8477     [segment_ release];
8478     segment_ = nil;
8479
8480     [container_ release];
8481     container_ = nil;
8482 }
8483
8484 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8485     if ((self = [super init]) != nil) {
8486         database_ = database;
8487         roledelegate_ = delegate;
8488     } return self;
8489 }
8490
8491 - (void) resizeSegmentedControl {
8492     CGFloat width = [[self view] frame].size.width;
8493     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8494 }
8495
8496 - (void) viewWillAppear:(BOOL)animated {
8497     [super viewWillAppear:animated];
8498
8499     [self resizeSegmentedControl];
8500 }
8501
8502 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8503     [self resizeSegmentedControl];
8504 }
8505
8506 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8507     [self resizeSegmentedControl];
8508 }
8509
8510 - (void) save {
8511     NSString *role(nil);
8512
8513     switch ([segment_ selectedSegmentIndex]) {
8514         case 0: role = @"User"; break;
8515         case 1: role = @"Hacker"; break;
8516         case 2: role = @"Developer"; break;
8517
8518         _nodefault
8519     }
8520
8521     if (![role isEqualToString:Role_]) {
8522         bool rolling(Role_ == nil);
8523         Role_ = role;
8524
8525         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8526             Role_, @"Role",
8527         nil];
8528
8529         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8530         Changed_ = true;
8531
8532         if (rolling)
8533             [roledelegate_ loadData];
8534         else
8535             [roledelegate_ updateData];
8536     }
8537 }
8538
8539 - (void) segmentChanged:(UISegmentedControl *)control {
8540     [self showDoneButton];
8541 }
8542
8543 - (void) saveAndClose {
8544     [self save];
8545
8546     [[self navigationItem] setRightBarButtonItem:nil];
8547     [[self navigationController] dismissModalViewControllerAnimated:YES];
8548 }
8549
8550 - (void) doneButtonClicked {
8551     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8552     [spinner startAnimating];
8553     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8554     [[self navigationItem] setRightBarButtonItem:spinItem];
8555
8556     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8557 }
8558
8559 - (void) showDoneButton {
8560     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8561         initWithTitle:UCLocalize("DONE")
8562         style:UIBarButtonItemStyleDone
8563         target:self
8564         action:@selector(doneButtonClicked)
8565     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8566 }
8567
8568 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8569     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8570     return 6;
8571 }
8572
8573 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8574     return 0; // :(
8575 }
8576
8577 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8578     return nil; // This method is required by the protocol.
8579 }
8580
8581 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8582     if (section == 1)
8583         return UCLocalize("ROLE_EX");
8584     if (section == 4)
8585         return [NSString stringWithFormat:
8586             @"%@: %@\n%@: %@\n%@: %@",
8587             UCLocalize("USER"), UCLocalize("USER_EX"),
8588             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8589             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8590         ];
8591     else return nil;
8592 }
8593
8594 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8595     return section == 3 ? 44.0f : 0;
8596 }
8597
8598 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8599     return section == 3 ? container_ : nil;
8600 }
8601
8602 - (void) reloadData {
8603     [super reloadData];
8604     [table_ reloadData];
8605 }
8606
8607 @end
8608 /* }}} */
8609 /* Stash Controller {{{ */
8610 @interface StashController : CYViewController {
8611     UIActivityIndicatorView *spinner_;
8612     UILabel *status_;
8613     UILabel *caption_;
8614 }
8615
8616 @end
8617
8618 @implementation StashController
8619
8620 - (void) dealloc {
8621     [self releaseSubviews];
8622
8623     [super dealloc];
8624 }
8625
8626 - (void) loadView {
8627     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8628     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8629
8630     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8631     CGRect spinrect = [spinner_ frame];
8632     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8633     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8634     [spinner_ setFrame:spinrect];
8635     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8636     [[self view] addSubview:spinner_];
8637     [spinner_ startAnimating];
8638
8639     CGRect captrect;
8640     captrect.size.width = [[self view] frame].size.width;
8641     captrect.size.height = 40.0f;
8642     captrect.origin.x = 0;
8643     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8644     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8645     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8646     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8647     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8648     [caption_ setTextColor:[UIColor whiteColor]];
8649     [caption_ setBackgroundColor:[UIColor clearColor]];
8650     [caption_ setShadowColor:[UIColor blackColor]];
8651     [caption_ setTextAlignment:UITextAlignmentCenter];
8652     [[self view] addSubview:caption_];
8653
8654     CGRect statusrect;
8655     statusrect.size.width = [[self view] frame].size.width;
8656     statusrect.size.height = 30.0f;
8657     statusrect.origin.x = 0;
8658     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8659     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8660     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8661     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8662     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8663     [status_ setTextColor:[UIColor whiteColor]];
8664     [status_ setBackgroundColor:[UIColor clearColor]];
8665     [status_ setShadowColor:[UIColor blackColor]];
8666     [status_ setTextAlignment:UITextAlignmentCenter];
8667     [[self view] addSubview:status_];
8668 }
8669
8670 - (void) releaseSubviews {
8671     [spinner_ release];
8672     spinner_ = nil;
8673
8674     [status_ release];
8675     status_ = nil;
8676
8677     [caption_ release];
8678     caption_ = nil;
8679 }
8680
8681 @end
8682 /* }}} */
8683
8684 @interface Cydia : UIApplication <
8685     ConfirmationControllerDelegate,
8686     ProgressControllerDelegate,
8687     CydiaDelegate,
8688     UINavigationControllerDelegate,
8689     UITabBarControllerDelegate
8690 > {
8691     // XXX: evaluate all fields for _transient
8692
8693     UIWindow *window_;
8694     CYTabBarController *tabbar_;
8695
8696     NSMutableArray *essential_;
8697     NSMutableArray *broken_;
8698
8699     Database *database_;
8700
8701     NSURL *starturl_;
8702
8703     unsigned locked_;
8704     unsigned activity_;
8705
8706     StashController *stash_;
8707
8708     bool loaded_;
8709 }
8710
8711 - (void) loadData;
8712
8713 @end
8714
8715 @implementation Cydia
8716
8717 - (void) beginUpdate {
8718     [tabbar_ beginUpdate];
8719 }
8720
8721 - (BOOL) updating {
8722     return [tabbar_ updating];
8723 }
8724
8725 - (void) _loaded {
8726     if ([broken_ count] != 0) {
8727         int count = [broken_ count];
8728
8729         UIAlertView *alert = [[[UIAlertView alloc]
8730             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8731             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8732             delegate:self
8733             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8734             otherButtonTitles:
8735                 UCLocalize("TEMPORARY_IGNORE"),
8736             nil
8737         ] autorelease];
8738
8739         [alert setContext:@"fixhalf"];
8740         [alert show];
8741     } else if (!Ignored_ && [essential_ count] != 0) {
8742         int count = [essential_ count];
8743
8744         UIAlertView *alert = [[[UIAlertView alloc]
8745             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8746             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8747             delegate:self
8748             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8749             otherButtonTitles:
8750                 UCLocalize("UPGRADE_ESSENTIAL"),
8751                 UCLocalize("COMPLETE_UPGRADE"),
8752             nil
8753         ] autorelease];
8754
8755         [alert setContext:@"upgrade"];
8756         [alert show];
8757     }
8758 }
8759
8760 - (void) _saveConfig {
8761     _trace();
8762     MetaFile_.Sync();
8763     _trace();
8764
8765     if (Changed_) {
8766         NSString *error(nil);
8767
8768         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8769             _trace();
8770             NSError *error(nil);
8771             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8772                 NSLog(@"failure to save metadata data: %@", error);
8773             _trace();
8774
8775             Changed_ = false;
8776         } else {
8777             NSLog(@"failure to serialize metadata: %@", error);
8778         }
8779     }
8780 }
8781
8782 // Navigation controller for the queuing badge.
8783 - (CYNavigationController *) queueNavigationController {
8784     NSArray *controllers = [tabbar_ viewControllers];
8785     return [controllers objectAtIndex:3];
8786 }
8787
8788 - (void) _updateData {
8789     [self _saveConfig];
8790
8791     [tabbar_ reloadData];
8792
8793     CYNavigationController *navigation = [self queueNavigationController];
8794
8795     id queuedelegate = nil;
8796     if ([[navigation viewControllers] count] > 0)
8797         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8798
8799     [queuedelegate queueStatusDidChange];
8800     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8801 }
8802
8803 - (void) _refreshIfPossible {
8804     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8805
8806     bool recently = false;
8807     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8808     if (update != nil) {
8809         NSTimeInterval interval([update timeIntervalSinceNow]);
8810         if (interval <= 0 && interval > -(15*60))
8811             recently = true;
8812     }
8813
8814     // Don't automatic refresh if:
8815     //  - We already refreshed recently.
8816     //  - We already auto-refreshed this launch.
8817     //  - Auto-refresh is disabled.
8818     if (recently || loaded_ || ManualRefresh) {
8819         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8820
8821         // If we are cancelling, we need to make sure it knows it's already loaded.
8822         loaded_ = true;
8823         return;
8824     } else {
8825         // We are going to load, so remember that.
8826         loaded_ = true;
8827     }
8828
8829     SCNetworkReachabilityFlags flags; {
8830         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8831         SCNetworkReachabilityGetFlags(reachability, &flags);
8832         CFRelease(reachability);
8833     }
8834
8835     // XXX: this elaborate mess is what Apple is using to determine this? :(
8836     // XXX: do we care if the user has to intervene? maybe that's ok?
8837     bool reachable(
8838         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8839             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8840                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8841                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8842             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8843             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8844         )
8845     );
8846
8847     // If we can reach the server, auto-refresh!
8848     if (reachable)
8849         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8850
8851     [pool release];
8852 }
8853
8854 - (void) refreshIfPossible {
8855     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8856 }
8857
8858 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8859     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8860     [hud setText:UCLocalize("RELOADING_DATA")];
8861
8862     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8863
8864     if (hud != nil)
8865         [self removeProgressHUD:hud];
8866
8867     size_t changes(0);
8868
8869     [essential_ removeAllObjects];
8870     [broken_ removeAllObjects];
8871
8872     NSArray *packages([database_ packages]);
8873     for (Package *package in packages) {
8874         if ([package half])
8875             [broken_ addObject:package];
8876         if ([package upgradableAndEssential:NO]) {
8877             if ([package essential])
8878                 [essential_ addObject:package];
8879             ++changes;
8880         }
8881     }
8882
8883     NSLog(@"changes:#%u", changes);
8884
8885     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8886     if (changes != 0) {
8887         _trace();
8888         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8889         [changesItem setBadgeValue:badge];
8890         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8891         [self setApplicationIconBadgeNumber:changes];
8892     } else {
8893         _trace();
8894         [changesItem setBadgeValue:nil];
8895         [changesItem setAnimatedBadge:NO];
8896         [self setApplicationIconBadgeNumber:0];
8897     }
8898
8899     [self _updateData];
8900
8901     [self refreshIfPossible];
8902 }
8903
8904 - (void) updateData {
8905     [self _updateData];
8906 }
8907
8908 - (void) update_ {
8909     [database_ update];
8910 }
8911
8912 - (void) syncData {
8913     [self _saveConfig];
8914
8915     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8916     _assert(file != NULL);
8917
8918     for (NSString *key in [Sources_ allKeys]) {
8919         NSDictionary *source([Sources_ objectForKey:key]);
8920
8921         fprintf(file, "%s %s %s\n",
8922             [[source objectForKey:@"Type"] UTF8String],
8923             [[source objectForKey:@"URI"] UTF8String],
8924             [[source objectForKey:@"Distribution"] UTF8String]
8925         );
8926     }
8927
8928     fclose(file);
8929
8930     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8931     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8932     if (IsWildcat_)
8933         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8934     [tabbar_ presentModalViewController:navigation animated:YES];
8935
8936     [progress
8937         detachNewThreadSelector:@selector(update_)
8938         toTarget:self
8939         withObject:nil
8940         title:UCLocalize("UPDATING_SOURCES")
8941     ];
8942 }
8943
8944 - (void) addTrivialSource:(NSString *)href {
8945     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8946         @"deb", @"Type",
8947         href, @"URI",
8948         @"./", @"Distribution",
8949     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8950
8951     Changed_ = true;
8952 }
8953
8954 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8955     @synchronized (self) {
8956         [self _reloadDataWithInvocation:invocation];
8957     }
8958 }
8959
8960 - (void) reloadData {
8961     [self reloadDataWithInvocation:nil];
8962 }
8963
8964 - (void) resolve {
8965     pkgProblemResolver *resolver = [database_ resolver];
8966
8967     resolver->InstallProtect();
8968     if (!resolver->Resolve(true))
8969         _error->Discard();
8970 }
8971
8972 - (bool) perform {
8973     // XXX: this is a really crappy way of doing this.
8974     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8975     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8976     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8977     if ([tabbar_ updating])
8978         [tabbar_ cancelUpdate];
8979
8980     if (![database_ prepare])
8981         return false;
8982
8983     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8984     [page setDelegate:self];
8985     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8986     [confirm_ setDelegate:self];
8987
8988     if (IsWildcat_)
8989         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8990     [tabbar_ presentModalViewController:confirm_ animated:YES];
8991
8992     return true;
8993 }
8994
8995 - (void) queue {
8996     @synchronized (self) {
8997         [self perform];
8998     }
8999 }
9000
9001 - (void) clearPackage:(Package *)package {
9002     @synchronized (self) {
9003         [package clear];
9004         [self resolve];
9005         [self perform];
9006     }
9007 }
9008
9009 - (void) installPackages:(NSArray *)packages {
9010     @synchronized (self) {
9011         for (Package *package in packages)
9012             [package install];
9013         [self resolve];
9014         [self perform];
9015     }
9016 }
9017
9018 - (void) installPackage:(Package *)package {
9019     @synchronized (self) {
9020         [package install];
9021         [self resolve];
9022         [self perform];
9023     }
9024 }
9025
9026 - (void) removePackage:(Package *)package {
9027     @synchronized (self) {
9028         [package remove];
9029         [self resolve];
9030         [self perform];
9031     }
9032 }
9033
9034 - (void) distUpgrade {
9035     @synchronized (self) {
9036         if (![database_ upgrade])
9037             return;
9038         [self perform];
9039     }
9040 }
9041
9042 - (void) complete {
9043     @synchronized (self) {
9044         [self _reloadDataWithInvocation:nil];
9045     }
9046 }
9047
9048 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9049     Queuing_ = false;
9050
9051     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9052
9053     if (navigation != nil) {
9054         [navigation pushViewController:progress animated:YES];
9055     } else {
9056         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9057         if (IsWildcat_)
9058             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9059         [tabbar_ presentModalViewController:navigation animated:YES];
9060     }
9061
9062     [progress
9063         detachNewThreadSelector:@selector(perform)
9064         toTarget:database_
9065         withObject:nil
9066         title:UCLocalize("RUNNING")
9067     ];
9068
9069     ++locked_;
9070 }
9071
9072 - (void) progressControllerIsComplete:(ProgressController *)progress {
9073     --locked_;
9074     [self complete];
9075 }
9076
9077 - (void) showSettings {
9078     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9079     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9080     if (IsWildcat_)
9081         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9082     [tabbar_ presentModalViewController:nav animated:YES];
9083 }
9084
9085 - (void) retainNetworkActivityIndicator {
9086     if (activity_++ == 0)
9087         [self setNetworkActivityIndicatorVisible:YES];
9088 }
9089
9090 - (void) releaseNetworkActivityIndicator {
9091     if (--activity_ == 0)
9092         [self setNetworkActivityIndicatorVisible:NO];
9093 }
9094
9095 - (void) cancelAndClear:(bool)clear {
9096     @synchronized (self) {
9097         if (clear) {
9098             [database_ clear];
9099             Queuing_ = false;
9100         } else {
9101             Queuing_ = true;
9102         }
9103
9104         [self _updateData];
9105     }
9106 }
9107
9108 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9109     NSString *context([alert context]);
9110
9111     if ([context isEqualToString:@"fixhalf"]) {
9112         if (button == [alert cancelButtonIndex]) {
9113             @synchronized (self) {
9114                 for (Package *broken in broken_) {
9115                     [broken remove];
9116
9117                     NSString *id = [broken id];
9118                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9119                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9120                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9121                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9122                 }
9123
9124                 [self resolve];
9125                 [self perform];
9126             }
9127         } else if (button == [alert firstOtherButtonIndex]) {
9128             [broken_ removeAllObjects];
9129             [self _loaded];
9130         }
9131
9132         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9133     } else if ([context isEqualToString:@"upgrade"]) {
9134         if (button == [alert firstOtherButtonIndex]) {
9135             @synchronized (self) {
9136                 for (Package *essential in essential_)
9137                     [essential install];
9138
9139                 [self resolve];
9140                 [self perform];
9141             }
9142         } else if (button == [alert firstOtherButtonIndex] + 1) {
9143             [self distUpgrade];
9144         } else if (button == [alert cancelButtonIndex]) {
9145             Ignored_ = YES;
9146         }
9147
9148         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9149     }
9150 }
9151
9152 - (void) system:(NSString *)command { _pooled
9153     _trace();
9154     system([command UTF8String]);
9155     _trace();
9156 }
9157
9158 - (void) applicationWillSuspend {
9159     [database_ clean];
9160     [super applicationWillSuspend];
9161 }
9162
9163 - (BOOL) isSafeToSuspend {
9164     // Use external process status API internally.
9165     // This is probably a really bad idea.
9166     // XXX: what is the point of this? does this solve anything at all?
9167     uint64_t status = 0;
9168     int notify_token;
9169     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9170         notify_get_state(notify_token, &status);
9171         notify_cancel(notify_token);
9172     }
9173
9174     return locked_ == 0 && status == 0;
9175 }
9176
9177 - (void) applicationSuspend:(__GSEvent *)event {
9178     if ([self isSafeToSuspend])
9179         [super applicationSuspend:event];
9180 }
9181
9182 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9183     if ([self isSafeToSuspend])
9184         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9185 }
9186
9187 - (void) _setSuspended:(BOOL)value {
9188     if ([self isSafeToSuspend])
9189         [super _setSuspended:value];
9190 }
9191
9192 - (UIProgressHUD *) addProgressHUD {
9193     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9194     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9195
9196     [window_ setUserInteractionEnabled:NO];
9197     [hud show:YES];
9198
9199     UIViewController *target = tabbar_;
9200     while ([target modalViewController] != nil) target = [target modalViewController];
9201     [[target view] addSubview:hud];
9202
9203     ++locked_;
9204     return hud;
9205 }
9206
9207 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9208     [hud show:NO];
9209     [hud removeFromSuperview];
9210     [window_ setUserInteractionEnabled:YES];
9211     --locked_;
9212 }
9213
9214 - (CYViewController *) pageForPackage:(NSString *)name {
9215     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9216 }
9217
9218 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9219     NSString *scheme([[url scheme] lowercaseString]);
9220     if ([[url absoluteString] length] <= [scheme length] + 3)
9221         return nil;
9222     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9223     NSArray *components([path pathComponents]);
9224
9225     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9226         return [self pageForPackage:[components objectAtIndex:1]];
9227
9228     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9229         return nil;
9230
9231     NSString *base([components objectAtIndex:0]);
9232
9233     CYViewController *controller = nil;
9234
9235     if ([base isEqualToString:@"url"]) {
9236         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9237         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9238         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9239     } else if (!external && [components count] == 1) {
9240         if ([base isEqualToString:@"manage"]) {
9241             controller = [[[ManageController alloc] init] autorelease];
9242         }
9243
9244         if ([base isEqualToString:@"sources"]) {
9245             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9246         }
9247
9248         if ([base isEqualToString:@"home"]) {
9249             controller = [[[HomeController alloc] init] autorelease];
9250         }
9251
9252         if ([base isEqualToString:@"sections"]) {
9253             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9254         }
9255
9256         if ([base isEqualToString:@"search"]) {
9257             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9258         }
9259
9260         if ([base isEqualToString:@"changes"]) {
9261             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9262         }
9263
9264         if ([base isEqualToString:@"installed"]) {
9265             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9266         }
9267     } else if ([components count] == 2) {
9268         NSString *argument = [components objectAtIndex:1];
9269
9270         if ([base isEqualToString:@"package"]) {
9271             controller = [self pageForPackage:argument];
9272         }
9273
9274         if (!external && [base isEqualToString:@"search"]) {
9275             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9276             [(SearchController *)controller setSearchTerm:argument];
9277         }
9278
9279         if (!external && [base isEqualToString:@"sections"]) {
9280             if ([argument isEqualToString:@"all"])
9281                 argument = nil;
9282             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9283         }
9284
9285         if (!external && [base isEqualToString:@"sources"]) {
9286             if ([argument isEqualToString:@"add"]) {
9287                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9288                 [(SourcesController *)controller showAddSourcePrompt];
9289             } else {
9290                 Source *source = [database_ sourceWithKey:argument];
9291                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9292             }
9293         }
9294
9295         if (!external && [base isEqualToString:@"launch"]) {
9296             [self launchApplicationWithIdentifier:argument suspended:NO];
9297             return nil;
9298         }
9299     } else if (!external && [components count] == 3) {
9300         NSString *arg1 = [components objectAtIndex:1];
9301         NSString *arg2 = [components objectAtIndex:2];
9302
9303         if ([base isEqualToString:@"package"]) {
9304             if ([arg2 isEqualToString:@"settings"]) {
9305                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9306             } else if ([arg2 isEqualToString:@"files"]) {
9307                 if (Package *package = [database_ packageWithName:arg1]) {
9308                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9309                     [(FileTable *)controller setPackage:package];
9310                 }
9311             }
9312         }
9313     }
9314
9315     [controller setDelegate:self];
9316     return controller;
9317 }
9318
9319 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9320     CYViewController *page([self pageForURL:url forExternal:external]);
9321
9322     if (page != nil) {
9323         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9324         [nav setViewControllers:[NSArray arrayWithObject:page]];
9325         [tabbar_ setUnselectedViewController:nav];
9326     }
9327
9328     return page != nil;
9329 }
9330
9331 - (void) applicationOpenURL:(NSURL *)url {
9332     [super applicationOpenURL:url];
9333
9334     if (!loaded_) starturl_ = [url retain];
9335     else [self openCydiaURL:url forExternal:YES];
9336 }
9337
9338 - (void) applicationWillResignActive:(UIApplication *)application {
9339     // Stop refreshing if you get a phone call or lock the device.
9340     if ([tabbar_ updating])
9341         [tabbar_ cancelUpdate];
9342
9343     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9344         [super applicationWillResignActive:application];
9345 }
9346
9347 - (void) applicationWillTerminate:(UIApplication *)application {
9348     Changed_ = true;
9349     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9350     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9351     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9352
9353     [self _saveConfig];
9354 }
9355
9356 - (void) addStashController {
9357     ++locked_;
9358     stash_ = [[StashController alloc] init];
9359     [window_ addSubview:[stash_ view]];
9360 }
9361
9362 - (void) removeStashController {
9363     [[stash_ view] removeFromSuperview];
9364     [stash_ release];
9365     --locked_;
9366 }
9367
9368 - (void) stash {
9369     [self setIdleTimerDisabled:YES];
9370
9371     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9372     [self setStatusBarShowsProgress:YES];
9373     UpdateExternalStatus(1);
9374
9375     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9376
9377     UpdateExternalStatus(0);
9378     [self setStatusBarShowsProgress:NO];
9379
9380     [self removeStashController];
9381
9382     if (ExecFork() == 0) {
9383         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9384         perror("launchctl stop");
9385     }
9386 }
9387
9388 - (void) setupViewControllers {
9389     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9390
9391     NSMutableArray *items([NSMutableArray arrayWithObjects:
9392         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9393         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9394         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9395         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9396     nil]);
9397
9398     if (IsWildcat_) {
9399         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9400         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9401     } else {
9402         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9403     }
9404
9405     NSMutableArray *controllers([NSMutableArray array]);
9406     for (UITabBarItem *item in items) {
9407         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9408         [controller setTabBarItem:item];
9409         [controllers addObject:controller];
9410     }
9411     [tabbar_ setViewControllers:controllers];
9412
9413     [tabbar_ setUpdateDelegate:self];
9414 }
9415
9416 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9417     static CYEmulatedLoadingController *fake = nil;
9418
9419     if (view != nil) {
9420         if (fake == nil)
9421             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9422         [view addSubview:[fake view]];
9423     } else {
9424         [[fake view] removeFromSuperview];
9425         [fake release];
9426         fake = nil;
9427     }
9428
9429     return fake;
9430 }
9431
9432 - (void) applicationDidFinishLaunching:(id)unused {
9433 _trace();
9434     CydiaApp = self;
9435
9436     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9437         [self setApplicationSupportsShakeToEdit:NO];
9438
9439     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9440         initWithMemoryCapacity:524288
9441         diskCapacity:10485760
9442         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9443     ] autorelease]];
9444
9445     [CYBrowserController _initialize];
9446
9447     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9448
9449     Font12_ = [[UIFont systemFontOfSize:12] retain];
9450     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9451     Font14_ = [[UIFont systemFontOfSize:14] retain];
9452     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9453     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9454
9455     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9456     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9457
9458     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9459     [window_ orderFront:self];
9460     [window_ makeKey:self];
9461     [window_ setHidden:NO];
9462
9463     if (
9464         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9465         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9466         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9467         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9468         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9469         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9470         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9471         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9472         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9473         false
9474     ) {
9475         [self addStashController];
9476         // XXX: this would be much cleaner as a yieldToSelector:
9477         // that way the removeStashController could happen right here inline
9478         // we also could no longer require the useless stash_ field anymore
9479         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9480         return;
9481     }
9482
9483     database_ = [Database sharedInstance];
9484
9485     [window_ setUserInteractionEnabled:NO];
9486     [self setupViewControllers];
9487     [self showEmulatedLoadingControllerInView:window_];
9488
9489     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9490 _trace();
9491 }
9492
9493 - (void) loadData {
9494 _trace();
9495     if (Role_ == nil) {
9496         [window_ setUserInteractionEnabled:YES];
9497
9498         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9499         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9500         if (IsWildcat_)
9501             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9502         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9503
9504         return;
9505     } else {
9506         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9507             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9508         [window_ setUserInteractionEnabled:NO];
9509     }
9510
9511     [self reloadData];
9512     PrintTimes();
9513
9514     [window_ addSubview:[tabbar_ view]];
9515     [self showEmulatedLoadingControllerInView:nil];
9516     [window_ setUserInteractionEnabled:YES];
9517
9518     int selectedIndex = 0;
9519     NSMutableArray *items = nil;
9520
9521     bool recently = false;
9522     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9523     if (closed != nil) {
9524         NSTimeInterval interval([closed timeIntervalSinceNow]);
9525         // XXX: Is 15 minutes the optimal time here?
9526         if (interval <= 0 && interval > -(15*60))
9527             recently = true;
9528     }
9529
9530     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9531     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9532
9533     BOOL enough = YES;
9534     for (NSArray *entry in items)
9535         if ([entry count] <= 0)
9536             enough = NO;
9537
9538     if (!recently || !items || !enough) {
9539         selectedIndex = 0;
9540         items = [NSMutableArray array];
9541         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9542         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9543         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9544         if (!IsWildcat_) {
9545             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9546         } else {
9547             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9548             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9549         }
9550         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9551     }
9552
9553     [tabbar_ setSelectedIndex:selectedIndex];
9554     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9555         NSArray *stack = [items objectAtIndex:tab];
9556         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9557         NSMutableArray *current = [NSMutableArray array];
9558
9559         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9560             NSString *addr = [stack objectAtIndex:nav];
9561             NSURL *url = [NSURL URLWithString:addr];
9562             CYViewController *page = [self pageForURL:url forExternal:NO];
9563             if (page != nil)
9564                 [current addObject:page];
9565         }
9566
9567         [navigation setViewControllers:current];
9568     }
9569
9570     // (Try to) show the startup URL.
9571     if (starturl_ != nil) {
9572         [self openCydiaURL:starturl_ forExternal:NO];
9573         [starturl_ release];
9574         starturl_ = nil;
9575     }
9576 }
9577
9578 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9579     if (item != nil && IsWildcat_) {
9580         [sheet showFromBarButtonItem:item animated:YES];
9581     } else {
9582         [sheet showInView:window_];
9583     }
9584 }
9585
9586 @end
9587
9588 /*IMP alloc_;
9589 id Alloc_(id self, SEL selector) {
9590     id object = alloc_(self, selector);
9591     lprintf("[%s]A-%p\n", self->isa->name, object);
9592     return object;
9593 }*/
9594
9595 /*IMP dealloc_;
9596 id Dealloc_(id self, SEL selector) {
9597     id object = dealloc_(self, selector);
9598     lprintf("[%s]D-%p\n", self->isa->name, object);
9599     return object;
9600 }*/
9601
9602 Class $WebDefaultUIKitDelegate;
9603
9604 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9605     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9606         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9607     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9608 }
9609
9610 static NSNumber *shouldPlayKeyboardSounds;
9611
9612 Class $UIHardware;
9613
9614 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9615     switch (sound) {
9616         case 1104: // Keyboard Button Clicked
9617         case 1105: // Keyboard Delete Repeated
9618             if (shouldPlayKeyboardSounds == nil) {
9619                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9620                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9621             }
9622
9623             if (![shouldPlayKeyboardSounds boolValue])
9624                 break;
9625
9626         default:
9627             _UIHardware$_playSystemSound$(self, _cmd, sound);
9628     }
9629 }
9630
9631 Class $UIApplication;
9632
9633 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9634     static BOOL initialized = NO;
9635     static BOOL started = NO;
9636
9637     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9638     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9639
9640     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9641         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9642         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9643         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9644
9645         if (initialized && !enabled) {
9646             initialized = NO;
9647             [bundle performSelector:@selector(_accessibilityStopServer)];
9648         } else if (enabled) {
9649             initialized = YES;
9650             if (!started) {
9651                 started = YES;
9652                 [bundle performSelector:@selector(_accessibilityStartServer)];
9653             }
9654         }
9655     }
9656 }
9657
9658 int main(int argc, char *argv[]) { _pooled
9659     _trace();
9660
9661     if (Class $UIDevice = objc_getClass("UIDevice")) {
9662         UIDevice *device([$UIDevice currentDevice]);
9663         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9664     } else
9665         IsWildcat_ = false;
9666
9667     UIScreen *screen([UIScreen mainScreen]);
9668     if ([screen respondsToSelector:@selector(scale)])
9669         ScreenScale_ = [screen scale];
9670     else
9671         ScreenScale_ = 1;
9672
9673     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9674     if (ScreenScale_ > 1)
9675         [parts addObject:@"@2x"];
9676     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9677     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9678
9679     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9680
9681     /* Library Hacks {{{ */
9682     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9683
9684     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9685     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9686     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9687         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9688         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9689     }
9690
9691     $UIHardware = objc_getClass("UIHardware");
9692     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9693     if (UIHardware$_playSystemSound$ != NULL) {
9694         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9695         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9696     }
9697
9698     $UIApplication = objc_getClass("UIApplication");
9699     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9700     if (UIApplication$_updateApplicationAccessibility != NULL) {
9701         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9702         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9703     }
9704     /* }}} */
9705     /* Set Locale {{{ */
9706     Locale_ = CFLocaleCopyCurrent();
9707     Languages_ = [NSLocale preferredLanguages];
9708     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9709     //NSLog(@"%@", [Languages_ description]);
9710
9711     const char *lang;
9712     if (Languages_ == nil || [Languages_ count] == 0)
9713         // XXX: consider just setting to C and then falling through?
9714         lang = NULL;
9715     else {
9716         lang = [[Languages_ objectAtIndex:0] UTF8String];
9717         setenv("LANG", lang, true);
9718     }
9719
9720     //std::setlocale(LC_ALL, lang);
9721     NSLog(@"Setting Language: %s", lang);
9722     /* }}} */
9723
9724     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9725
9726     /* Parse Arguments {{{ */
9727     bool substrate(false);
9728
9729     if (argc != 0) {
9730         char **args(argv);
9731         int arge(1);
9732
9733         for (int argi(1); argi != argc; ++argi)
9734             if (strcmp(argv[argi], "--") == 0) {
9735                 arge = argi;
9736                 argv[argi] = argv[0];
9737                 argv += argi;
9738                 argc -= argi;
9739                 break;
9740             }
9741
9742         for (int argi(1); argi != arge; ++argi)
9743             if (strcmp(args[argi], "--substrate") == 0)
9744                 substrate = true;
9745             else
9746                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9747     }
9748     /* }}} */
9749
9750     App_ = [[NSBundle mainBundle] bundlePath];
9751     Home_ = NSHomeDirectory();
9752     Advanced_ = YES;
9753
9754     setuid(0);
9755     setgid(0);
9756
9757     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9758     alloc_ = alloc->method_imp;
9759     alloc->method_imp = (IMP) &Alloc_;*/
9760
9761     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9762     dealloc_ = dealloc->method_imp;
9763     dealloc->method_imp = (IMP) &Dealloc_;*/
9764
9765     /* System Information {{{ */
9766     size_t size;
9767
9768     int maxproc;
9769     size = sizeof(maxproc);
9770     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9771         perror("sysctlbyname(\"kern.maxproc\", ?)");
9772     else if (maxproc < 64) {
9773         maxproc = 64;
9774         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9775             perror("sysctlbyname(\"kern.maxproc\", #)");
9776     }
9777
9778     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9779     char *osversion = new char[size];
9780     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9781         perror("sysctlbyname(\"kern.osversion\", ?)");
9782     else
9783         System_ = [NSString stringWithUTF8String:osversion];
9784
9785     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9786     char *machine = new char[size];
9787     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9788         perror("sysctlbyname(\"hw.machine\", ?)");
9789     else
9790         Machine_ = machine;
9791
9792     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9793         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9794             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9795                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9796                 CFRelease(serial);
9797             }
9798
9799             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9800                 NSData *data((NSData *) ecid);
9801                 size_t length([data length]);
9802                 uint8_t bytes[length];
9803                 [data getBytes:bytes];
9804                 char string[length * 2 + 1];
9805                 for (size_t i(0); i != length; ++i)
9806                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9807                 ChipID_ = [NSString stringWithUTF8String:string];
9808                 CFRelease(ecid);
9809             }
9810
9811             IOObjectRelease(service);
9812         }
9813     }
9814
9815     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9816
9817     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9818     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9819     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9820
9821     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9822     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9823     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9824
9825     if (mcc != NULL && mnc != NULL)
9826         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9827
9828     if (mnc != NULL)
9829         CFRelease(mnc);
9830     if (mcc != NULL)
9831         CFRelease(mcc);
9832
9833     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9834         Build_ = [system objectForKey:@"ProductBuildVersion"];
9835     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9836         Product_ = [info objectForKey:@"SafariProductVersion"];
9837         Safari_ = [info objectForKey:@"CFBundleVersion"];
9838     }
9839     /* }}} */
9840     /* Load Database {{{ */
9841     _trace();
9842     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9843     _trace();
9844     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9845
9846     if (Metadata_ == NULL)
9847         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9848     else {
9849         Settings_ = [Metadata_ objectForKey:@"Settings"];
9850
9851         Packages_ = [Metadata_ objectForKey:@"Packages"];
9852         Sections_ = [Metadata_ objectForKey:@"Sections"];
9853         Sources_ = [Metadata_ objectForKey:@"Sources"];
9854
9855         Token_ = [Metadata_ objectForKey:@"Token"];
9856     }
9857
9858     if (Settings_ != nil)
9859         Role_ = [Settings_ objectForKey:@"Role"];
9860
9861     if (Sections_ == nil) {
9862         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9863         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9864     }
9865
9866     if (Sources_ == nil) {
9867         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9868         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9869     }
9870     /* }}} */
9871
9872     _trace();
9873     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9874     _trace();
9875
9876     if (Packages_ != nil) {
9877         bool fail(false);
9878         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9879         _trace();
9880
9881         if (!fail) {
9882             [Metadata_ removeObjectForKey:@"Packages"];
9883             Packages_ = nil;
9884             Changed_ = true;
9885         }
9886     }
9887
9888     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9889
9890 #define MobileSubstrate_(name) \
9891     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9892         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9893
9894     MobileSubstrate_(Activator)
9895     MobileSubstrate_(libstatusbar)
9896     MobileSubstrate_(SimulatedKeyEvents)
9897     MobileSubstrate_(WinterBoard)
9898
9899     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9900         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9901
9902     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9903
9904     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9905         unlink("/tmp/.cydia.fw");
9906         goto firmware;
9907     } else if (access("/User", F_OK) != 0 || version < 2) {
9908       firmware:
9909         _trace();
9910         system("/usr/libexec/cydia/firmware.sh");
9911         _trace();
9912     }
9913
9914     _assert([[NSFileManager defaultManager]
9915         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9916         withIntermediateDirectories:YES
9917         attributes:nil
9918         error:NULL
9919     ]);
9920
9921     if (access("/tmp/cydia.chk", F_OK) == 0) {
9922         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9923             _assert(errno == ENOENT);
9924         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9925             _assert(errno == ENOENT);
9926     }
9927
9928     /* APT Initialization {{{ */
9929     _assert(pkgInitConfig(*_config));
9930     _assert(pkgInitSystem(*_config, _system));
9931
9932     if (lang != NULL)
9933         _config->Set("APT::Acquire::Translation", lang);
9934
9935     // XXX: this timeout might be important :(
9936     //_config->Set("Acquire::http::Timeout", 15);
9937
9938     _config->Set("Acquire::http::MaxParallel", 3);
9939     /* }}} */
9940     /* Color Choices {{{ */
9941     space_ = CGColorSpaceCreateDeviceRGB();
9942
9943     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9944     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9945     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9946     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9947     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9948     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9949     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9950     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9951     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9952
9953     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9954     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9955     /* }}}*/
9956     /* UIKit Configuration {{{ */
9957     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9958     if ($GSFontSetUseLegacyFontMetrics != NULL)
9959         $GSFontSetUseLegacyFontMetrics(YES);
9960
9961     // XXX: I have a feeling this was important
9962     //UIKeyboardDisableAutomaticAppearance();
9963     /* }}} */
9964
9965     Colon_ = UCLocalize("COLON_DELIMITED");
9966     Elision_ = UCLocalize("ELISION");
9967     Error_ = UCLocalize("ERROR");
9968     Warning_ = UCLocalize("WARNING");
9969
9970     _trace();
9971     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9972
9973     CGColorSpaceRelease(space_);
9974     CFRelease(Locale_);
9975
9976     return value;
9977 }