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