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