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:(NSNumber *)percent;
1129 - (void) startProgress;
1130 - (void) addProgressOutput:(NSString *)output;
1131 - (bool) isCancelling:(size_t)received;
1132 @end
1133
1134 @protocol ConfigurationDelegate
1135 - (void) repairWithSelector:(SEL)selector;
1136 - (void) setConfigurationData:(NSString *)data;
1137 @end
1138
1139 @class CYPackageController;
1140
1141 @protocol CydiaDelegate
1142 - (void) retainNetworkActivityIndicator;
1143 - (void) releaseNetworkActivityIndicator;
1144 - (void) clearPackage:(Package *)package;
1145 - (void) installPackage:(Package *)package;
1146 - (void) installPackages:(NSArray *)packages;
1147 - (void) removePackage:(Package *)package;
1148 - (void) beginUpdate;
1149 - (BOOL) updating;
1150 - (void) distUpgrade;
1151 - (void) loadData;
1152 - (void) updateData;
1153 - (void) syncData;
1154 - (void) addTrivialSource:(NSString *)href;
1155 - (void) showSettings;
1156 - (UIProgressHUD *) addProgressHUD;
1157 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1158 - (CYViewController *) pageForPackage:(NSString *)name;
1159 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1160 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1161 @end
1162
1163 static id<CydiaDelegate> CydiaApp;
1164 /* }}} */
1165
1166 /* Status Delegation {{{ */
1167 class Status :
1168     public pkgAcquireStatus
1169 {
1170   private:
1171     _transient NSObject<ProgressDelegate> *delegate_;
1172
1173   public:
1174     Status() :
1175         delegate_(nil)
1176     {
1177     }
1178
1179     void setDelegate(id delegate) {
1180         delegate_ = delegate;
1181     }
1182
1183     NSObject<ProgressDelegate> *getDelegate() const {
1184         return delegate_;
1185     }
1186
1187     virtual bool MediaChange(std::string media, std::string drive) {
1188         return false;
1189     }
1190
1191     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1192     }
1193
1194     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1195         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1196         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1197     }
1198
1199     virtual void Done(pkgAcquire::ItemDesc &item) {
1200     }
1201
1202     virtual void Fail(pkgAcquire::ItemDesc &item) {
1203         if (
1204             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1205             item.Owner->Status == pkgAcquire::Item::StatDone
1206         )
1207             return;
1208
1209         std::string &error(item.Owner->ErrorText);
1210         if (error.empty())
1211             return;
1212
1213         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1214         NSArray *fields([description componentsSeparatedByString:@" "]);
1215         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1216
1217         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1218             withObject:[NSArray arrayWithObjects:
1219                 [NSString stringWithUTF8String:error.c_str()],
1220                 source,
1221             nil]
1222             waitUntilDone:YES
1223         ];
1224     }
1225
1226     virtual bool Pulse(pkgAcquire *Owner) {
1227         bool value = pkgAcquireStatus::Pulse(Owner);
1228
1229         float percent(
1230             double(CurrentBytes + CurrentItems) /
1231             double(TotalBytes + TotalItems)
1232         );
1233
1234         [delegate_ setProgressPercent:[NSNumber numberWithFloat:percent]];
1235         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1236     }
1237
1238     virtual void Start() {
1239         [delegate_ startProgress];
1240     }
1241
1242     virtual void Stop() {
1243     }
1244 };
1245 /* }}} */
1246 /* Progress Delegation {{{ */
1247 class Progress :
1248     public OpProgress
1249 {
1250   private:
1251     _transient id<ProgressDelegate> delegate_;
1252     float percent_;
1253
1254   protected:
1255     virtual void Update() {
1256         /*if (abs(Percent - percent_) > 2)
1257             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1258             percent_ = Percent;
1259         }*/
1260
1261         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1262         [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(Percent / 100)] waitUntilDone:YES];*/
1263     }
1264
1265   public:
1266     Progress() :
1267         delegate_(nil),
1268         percent_(0)
1269     {
1270     }
1271
1272     void setDelegate(id delegate) {
1273         delegate_ = delegate;
1274     }
1275
1276     id getDelegate() const {
1277         return delegate_;
1278     }
1279
1280     virtual void Done() {
1281         //NSLog(@"DONE");
1282         //[delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:1] waitUntilDone:YES];
1283     }
1284 };
1285 /* }}} */
1286
1287 /* Database Interface {{{ */
1288 typedef std::map< unsigned long, _H<Source> > SourceMap;
1289
1290 @interface Database : NSObject {
1291     NSZone *zone_;
1292     apr_pool_t *pool_;
1293
1294     unsigned era_;
1295
1296     pkgCacheFile cache_;
1297     pkgDepCache::Policy *policy_;
1298     pkgRecords *records_;
1299     pkgProblemResolver *resolver_;
1300     pkgAcquire *fetcher_;
1301     FileFd *lock_;
1302     SPtr<pkgPackageManager> manager_;
1303     pkgSourceList *list_;
1304
1305     SourceMap sourceMap_;
1306     NSMutableArray *sourceList_;
1307
1308     CFMutableArrayRef packages_;
1309
1310     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1311     Status status_;
1312     Progress progress_;
1313
1314     int cydiafd_;
1315     int statusfd_;
1316     FILE *input_;
1317
1318     std::map<const char *, _H<NSString> > sections_;
1319 }
1320
1321 + (Database *) sharedInstance;
1322 - (unsigned) era;
1323
1324 - (void) _readCydia:(NSNumber *)fd;
1325 - (void) _readStatus:(NSNumber *)fd;
1326 - (void) _readOutput:(NSNumber *)fd;
1327
1328 - (FILE *) input;
1329
1330 - (Package *) packageWithName:(NSString *)name;
1331
1332 - (pkgCacheFile &) cache;
1333 - (pkgDepCache::Policy *) policy;
1334 - (pkgRecords *) records;
1335 - (pkgProblemResolver *) resolver;
1336 - (pkgAcquire &) fetcher;
1337 - (pkgSourceList &) list;
1338 - (NSArray *) packages;
1339 - (NSArray *) sources;
1340 - (Source *) sourceWithKey:(NSString *)key;
1341 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1342
1343 - (void) configure;
1344 - (bool) prepare;
1345 - (void) perform;
1346 - (bool) upgrade;
1347 - (void) update;
1348
1349 - (void) updateWithStatus:(Status &)status;
1350
1351 - (void) setDelegate:(id)delegate;
1352 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1353
1354 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1355
1356 @end
1357 /* }}} */
1358 /* Delegate Helpers {{{ */
1359 @implementation NSObject (ProgressDelegate)
1360
1361 - (void) _setProgressErrorPackage:(NSArray *)args {
1362     [self performSelector:@selector(setProgressError:forPackage:)
1363         withObject:[args objectAtIndex:0]
1364         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1365     ];
1366 }
1367
1368 - (void) _setProgressErrorTitle:(NSArray *)args {
1369     [self performSelector:@selector(setProgressError:withTitle:)
1370         withObject:[args objectAtIndex:0]
1371         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1372     ];
1373 }
1374
1375 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1376     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1377         withObject:[NSArray arrayWithObjects:error, title, nil]
1378         waitUntilDone:YES
1379     ];
1380 }
1381
1382 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1383     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1384
1385     [self performSelector:@selector(setProgressError:withTitle:)
1386         withObject:error
1387         withObject:(package == nil ? id : [package name])
1388     ];
1389 }
1390
1391 @end
1392 /* }}} */
1393
1394 // Cytore Definitions {{{
1395 struct PackageValue :
1396     Cytore::Block
1397 {
1398     Cytore::Offset<PackageValue> next_;
1399
1400     uint32_t index_ : 23;
1401     uint32_t subscribed_ : 1;
1402     uint32_t : 8;
1403
1404     int32_t first_;
1405     int32_t last_;
1406
1407     uint16_t vhash_;
1408     uint16_t nhash_;
1409
1410     char version_[8];
1411     char name_[];
1412 };
1413
1414 struct MetaValue :
1415     Cytore::Block
1416 {
1417     uint32_t active_;
1418     Cytore::Offset<PackageValue> packages_[1 << 16];
1419 };
1420
1421 static Cytore::File<MetaValue> MetaFile_;
1422 // }}}
1423 // Cytore Helper Functions {{{
1424 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1425     SplitHash nhash = { hashlittle(name, length) };
1426
1427     PackageValue *metadata;
1428
1429     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1430     offset: if (offset->IsNull()) {
1431         *offset = MetaFile_.New<PackageValue>(length + 1);
1432         metadata = &MetaFile_.Get(*offset);
1433
1434         if (metadata == NULL) {
1435             if (fail != NULL)
1436                 *fail = true;
1437
1438             metadata = new PackageValue();
1439             memset(metadata, 0, sizeof(*metadata));
1440         }
1441
1442         memcpy(metadata->name_, name, length + 1);
1443         metadata->nhash_ = nhash.u16[1];
1444     } else {
1445         metadata = &MetaFile_.Get(*offset);
1446
1447         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1448             offset = &metadata->next_;
1449             goto offset;
1450         }
1451     }
1452
1453     return metadata;
1454 }
1455
1456 static void PackageImport(const void *key, const void *value, void *context) {
1457     bool &fail(*reinterpret_cast<bool *>(context));
1458
1459     char buffer[1024];
1460     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1461         NSLog(@"failed to import package %@", key);
1462         return;
1463     }
1464
1465     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1466     NSDictionary *package((NSDictionary *) value);
1467
1468     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1469         if ([subscribed boolValue] && !metadata->subscribed_)
1470             metadata->subscribed_ = true;
1471
1472     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1473         time_t time([date timeIntervalSince1970]);
1474         if (metadata->first_ > time || metadata->first_ == 0)
1475             metadata->first_ = time;
1476     }
1477
1478     NSDate *date([package objectForKey:@"LastSeen"]);
1479     NSString *version([package objectForKey:@"LastVersion"]);
1480
1481     if (date != nil && version != nil) {
1482         time_t time([date timeIntervalSince1970]);
1483         if (metadata->last_ < time || metadata->last_ == 0)
1484             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1485                 size_t length(strlen(buffer));
1486                 uint16_t vhash(hashlittle(buffer, length));
1487
1488                 size_t capped(std::min<size_t>(8, length));
1489                 char *latest(buffer + length - capped);
1490
1491                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1492                 metadata->vhash_ = vhash;
1493
1494                 metadata->last_ = time;
1495             }
1496     }
1497 }
1498 // }}}
1499
1500 /* Source Class {{{ */
1501 @interface Source : NSObject {
1502     CYString depiction_;
1503     CYString description_;
1504     CYString label_;
1505     CYString origin_;
1506     CYString support_;
1507
1508     CYString uri_;
1509     CYString distribution_;
1510     CYString type_;
1511     CYString version_;
1512
1513     NSString *host_;
1514     NSString *authority_;
1515
1516     CYString defaultIcon_;
1517
1518     NSDictionary *record_;
1519     BOOL trusted_;
1520 }
1521
1522 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1523
1524 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1525
1526 - (NSString *) depictionForPackage:(NSString *)package;
1527 - (NSString *) supportForPackage:(NSString *)package;
1528
1529 - (NSDictionary *) record;
1530 - (BOOL) trusted;
1531
1532 - (NSString *) uri;
1533 - (NSString *) distribution;
1534 - (NSString *) type;
1535 - (NSString *) key;
1536 - (NSString *) host;
1537
1538 - (NSString *) name;
1539 - (NSString *) description;
1540 - (NSString *) label;
1541 - (NSString *) origin;
1542 - (NSString *) version;
1543
1544 - (NSString *) defaultIcon;
1545
1546 @end
1547
1548 @implementation Source
1549
1550 - (void) _clear {
1551     uri_.clear();
1552     distribution_.clear();
1553     type_.clear();
1554
1555     description_.clear();
1556     label_.clear();
1557     origin_.clear();
1558     depiction_.clear();
1559     support_.clear();
1560     version_.clear();
1561     defaultIcon_.clear();
1562
1563     if (record_ != nil) {
1564         [record_ release];
1565         record_ = nil;
1566     }
1567
1568     if (host_ != nil) {
1569         [host_ release];
1570         host_ = nil;
1571     }
1572
1573     if (authority_ != nil) {
1574         [authority_ release];
1575         authority_ = nil;
1576     }
1577 }
1578
1579 - (void) dealloc {
1580     // XXX: this is a very inefficient way to call these deconstructors
1581     [self _clear];
1582     [super dealloc];
1583 }
1584
1585 + (NSArray *) _attributeKeys {
1586     return [NSArray arrayWithObjects:
1587         @"description",
1588         @"distribution",
1589         @"host",
1590         @"key",
1591         @"label",
1592         @"name",
1593         @"origin",
1594         @"trusted",
1595         @"type",
1596         @"uri",
1597         @"version",
1598     nil];
1599 }
1600
1601 - (NSArray *) attributeKeys {
1602     return [[self class] _attributeKeys];
1603 }
1604
1605 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1606     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1607 }
1608
1609 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1610     [self _clear];
1611
1612     trusted_ = index->IsTrusted();
1613
1614     uri_.set(pool, index->GetURI());
1615     distribution_.set(pool, index->GetDist());
1616     type_.set(pool, index->GetType());
1617
1618     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1619     if (dindex != NULL) {
1620         FileFd fd;
1621         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1622             _error->Discard();
1623         else {
1624             pkgTagFile tags(&fd);
1625
1626             pkgTagSection section;
1627             tags.Step(section);
1628
1629             struct {
1630                 const char *name_;
1631                 CYString *value_;
1632             } names[] = {
1633                 {"default-icon", &defaultIcon_},
1634                 {"depiction", &depiction_},
1635                 {"description", &description_},
1636                 {"label", &label_},
1637                 {"origin", &origin_},
1638                 {"support", &support_},
1639                 {"version", &version_},
1640             };
1641
1642             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1643                 const char *start, *end;
1644
1645                 if (section.Find(names[i].name_, start, end)) {
1646                     CYString &value(*names[i].value_);
1647                     value.set(pool, start, end - start);
1648                 }
1649             }
1650         }
1651     }
1652
1653     record_ = [Sources_ objectForKey:[self key]];
1654     if (record_ != nil)
1655         record_ = [record_ retain];
1656
1657     NSURL *url([NSURL URLWithString:uri_]);
1658
1659     host_ = [url host];
1660     if (host_ != nil)
1661         host_ = [[host_ lowercaseString] retain];
1662
1663     if (host_ != nil)
1664         authority_ = host_;
1665     else
1666         authority_ = [url path];
1667
1668     if (authority_ != nil)
1669         authority_ = [authority_ retain];
1670 }
1671
1672 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1673     if ((self = [super init]) != nil) {
1674         [self setMetaIndex:index inPool:pool];
1675     } return self;
1676 }
1677
1678 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1679     NSDictionary *lhr = [self record];
1680     NSDictionary *rhr = [source record];
1681
1682     if (lhr != rhr)
1683         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1684
1685     NSString *lhs = [self name];
1686     NSString *rhs = [source name];
1687
1688     if ([lhs length] != 0 && [rhs length] != 0) {
1689         unichar lhc = [lhs characterAtIndex:0];
1690         unichar rhc = [rhs characterAtIndex:0];
1691
1692         if (isalpha(lhc) && !isalpha(rhc))
1693             return NSOrderedAscending;
1694         else if (!isalpha(lhc) && isalpha(rhc))
1695             return NSOrderedDescending;
1696     }
1697
1698     return [lhs compare:rhs options:LaxCompareOptions_];
1699 }
1700
1701 - (NSString *) depictionForPackage:(NSString *)package {
1702     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1703 }
1704
1705 - (NSString *) supportForPackage:(NSString *)package {
1706     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1707 }
1708
1709 - (NSDictionary *) record {
1710     return record_;
1711 }
1712
1713 - (BOOL) trusted {
1714     return trusted_;
1715 }
1716
1717 - (NSString *) uri {
1718     return uri_;
1719 }
1720
1721 - (NSString *) distribution {
1722     return distribution_;
1723 }
1724
1725 - (NSString *) type {
1726     return type_;
1727 }
1728
1729 - (NSString *) key {
1730     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1731 }
1732
1733 - (NSString *) host {
1734     return host_;
1735 }
1736
1737 - (NSString *) name {
1738     return origin_.empty() ? authority_ : origin_;
1739 }
1740
1741 - (NSString *) description {
1742     return description_;
1743 }
1744
1745 - (NSString *) label {
1746     return label_.empty() ? authority_ : label_;
1747 }
1748
1749 - (NSString *) origin {
1750     return origin_;
1751 }
1752
1753 - (NSString *) version {
1754     return version_;
1755 }
1756
1757 - (NSString *) defaultIcon {
1758     return defaultIcon_;
1759 }
1760
1761 @end
1762 /* }}} */
1763 /* CydiaOperation Class {{{ */
1764 @interface CydiaOperation : NSObject {
1765     NSString *operator_;
1766     NSString *value_;
1767 }
1768
1769 - (NSString *) operator;
1770 - (NSString *) value;
1771
1772 @end
1773
1774 @implementation CydiaOperation
1775
1776 - (void) dealloc {
1777     [operator_ release];
1778     [value_ release];
1779     [super dealloc];
1780 }
1781
1782 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1783     if ((self = [super init]) != nil) {
1784         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1785         value_ = [[NSString alloc] initWithUTF8String:value];
1786     } return self;
1787 }
1788
1789 + (NSArray *) _attributeKeys {
1790     return [NSArray arrayWithObjects:
1791         @"operator",
1792         @"value",
1793     nil];
1794 }
1795
1796 - (NSArray *) attributeKeys {
1797     return [[self class] _attributeKeys];
1798 }
1799
1800 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1801     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1802 }
1803
1804 - (NSString *) operator {
1805     return operator_;
1806 }
1807
1808 - (NSString *) value {
1809     return value_;
1810 }
1811
1812 @end
1813 /* }}} */
1814 /* CydiaClause Class {{{ */
1815 @interface CydiaClause : NSObject {
1816     NSString *package_;
1817     CydiaOperation *version_;
1818 }
1819
1820 - (NSString *) package;
1821 - (CydiaOperation *) version;
1822
1823 @end
1824
1825 @implementation CydiaClause
1826
1827 - (void) dealloc {
1828     [package_ release];
1829     [version_ release];
1830     [super dealloc];
1831 }
1832
1833 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1834     if ((self = [super init]) != nil) {
1835         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1836
1837         if (const char *version = dep.TargetVer())
1838             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1839         else
1840             version_ = [[NSNull null] retain];
1841     } return self;
1842 }
1843
1844 + (NSArray *) _attributeKeys {
1845     return [NSArray arrayWithObjects:
1846         @"package",
1847         @"version",
1848     nil];
1849 }
1850
1851 - (NSArray *) attributeKeys {
1852     return [[self class] _attributeKeys];
1853 }
1854
1855 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1856     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1857 }
1858
1859 - (NSString *) package {
1860     return package_;
1861 }
1862
1863 - (CydiaOperation *) version {
1864     return version_;
1865 }
1866
1867 @end
1868 /* }}} */
1869 /* CydiaRelation Class {{{ */
1870 @interface CydiaRelation : NSObject {
1871     NSString *relationship_;
1872     NSMutableArray *clauses_;
1873 }
1874
1875 - (NSString *) relationship;
1876 - (NSArray *) clauses;
1877
1878 @end
1879
1880 @implementation CydiaRelation
1881
1882 - (void) dealloc {
1883     [relationship_ release];
1884     [clauses_ release];
1885     [super dealloc];
1886 }
1887
1888 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1889     if ((self = [super init]) != nil) {
1890         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1891         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1892
1893         pkgCache::DepIterator start;
1894         pkgCache::DepIterator end;
1895         dep.GlobOr(start, end); // ++dep
1896
1897         _forever {
1898             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1899
1900             // yes, seriously. (wtf?)
1901             if (start == end)
1902                 break;
1903             ++start;
1904         }
1905     } return self;
1906 }
1907
1908 + (NSArray *) _attributeKeys {
1909     return [NSArray arrayWithObjects:
1910         @"clauses",
1911         @"relationship",
1912     nil];
1913 }
1914
1915 - (NSArray *) attributeKeys {
1916     return [[self class] _attributeKeys];
1917 }
1918
1919 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1920     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1921 }
1922
1923 - (NSString *) relationship {
1924     return relationship_;
1925 }
1926
1927 - (NSArray *) clauses {
1928     return clauses_;
1929 }
1930
1931 - (void) addClause:(CydiaClause *)clause {
1932     [clauses_ addObject:clause];
1933 }
1934
1935 @end
1936 /* }}} */
1937 /* Package Class {{{ */
1938 struct ParsedPackage {
1939     CYString tagline_;
1940
1941     CYString icon_;
1942
1943     CYString depiction_;
1944     CYString homepage_;
1945
1946     CYString sponsor_;
1947     CYString author_;
1948
1949     CYString bugs_;
1950     CYString support_;
1951 };
1952
1953 @interface Package : NSObject {
1954     uint32_t era_ : 26;
1955     uint32_t role_ : 3;
1956     uint32_t essential_ : 1;
1957     uint32_t obsolete_ : 1;
1958     uint32_t ignored_ : 1;
1959
1960     apr_pool_t *pool_;
1961
1962     _transient Database *database_;
1963
1964     pkgCache::VerIterator version_;
1965     pkgCache::PkgIterator iterator_;
1966     pkgCache::VerFileIterator file_;
1967
1968     CYString id_;
1969     CYString name_;
1970
1971     CYString latest_;
1972     CYString installed_;
1973
1974     const char *section_;
1975     _transient NSString *section$_;
1976
1977     Source *source_;
1978
1979     PackageValue *metadata_;
1980     ParsedPackage *parsed_;
1981
1982     NSMutableArray *tags_;
1983 }
1984
1985 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1986 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1987
1988 - (pkgCache::PkgIterator) iterator;
1989 - (void) parse;
1990
1991 - (NSString *) section;
1992 - (NSString *) simpleSection;
1993
1994 - (NSString *) longSection;
1995 - (NSString *) shortSection;
1996
1997 - (NSString *) uri;
1998
1999 - (Address *) maintainer;
2000 - (size_t) size;
2001 - (NSString *) longDescription;
2002 - (NSString *) shortDescription;
2003 - (unichar) index;
2004
2005 - (PackageValue *) metadata;
2006 - (time_t) seen;
2007
2008 - (bool) subscribed;
2009 - (bool) setSubscribed:(bool)subscribed;
2010
2011 - (BOOL) ignored;
2012
2013 - (NSString *) latest;
2014 - (NSString *) installed;
2015 - (BOOL) uninstalled;
2016
2017 - (BOOL) valid;
2018 - (BOOL) upgradableAndEssential:(BOOL)essential;
2019 - (BOOL) essential;
2020 - (BOOL) broken;
2021 - (BOOL) unfiltered;
2022 - (BOOL) visible;
2023
2024 - (BOOL) half;
2025 - (BOOL) halfConfigured;
2026 - (BOOL) halfInstalled;
2027 - (BOOL) hasMode;
2028 - (NSString *) mode;
2029
2030 - (NSString *) id;
2031 - (NSString *) name;
2032 - (UIImage *) icon;
2033 - (NSString *) homepage;
2034 - (NSString *) depiction;
2035 - (Address *) author;
2036
2037 - (NSString *) support;
2038
2039 - (NSArray *) files;
2040 - (NSArray *) warnings;
2041 - (NSArray *) applications;
2042
2043 - (Source *) source;
2044
2045 - (BOOL) matches:(NSString *)text;
2046
2047 - (bool) hasSupportingRole;
2048 - (BOOL) hasTag:(NSString *)tag;
2049 - (NSString *) primaryPurpose;
2050 - (NSArray *) purposes;
2051 - (bool) isCommercial;
2052
2053 - (void) setIndex:(size_t)index;
2054
2055 - (CYString &) cyname;
2056
2057 - (uint32_t) compareBySection:(NSArray *)sections;
2058
2059 - (void) install;
2060 - (void) remove;
2061
2062 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2063 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2064 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2065 - (bool) isVisibleInSection:(NSString *)section;
2066 - (bool) isVisibleInSource:(Source *)source;
2067
2068 @end
2069
2070 uint32_t PackageChangesRadix(Package *self, void *) {
2071     union {
2072         uint32_t key;
2073
2074         struct {
2075             uint32_t timestamp : 30;
2076             uint32_t ignored : 1;
2077             uint32_t upgradable : 1;
2078         } bits;
2079     } value;
2080
2081     bool upgradable([self upgradableAndEssential:YES]);
2082     value.bits.upgradable = upgradable ? 1 : 0;
2083
2084     if (upgradable) {
2085         value.bits.timestamp = 0;
2086         value.bits.ignored = [self ignored] ? 0 : 1;
2087         value.bits.upgradable = 1;
2088     } else {
2089         value.bits.timestamp = [self seen] >> 2;
2090         value.bits.ignored = 0;
2091         value.bits.upgradable = 0;
2092     }
2093
2094     return _not(uint32_t) - value.key;
2095 }
2096
2097 uint32_t PackagePrefixRadix(Package *self, void *context) {
2098     size_t offset(reinterpret_cast<size_t>(context));
2099     CYString &name([self cyname]);
2100
2101     size_t size(name.size());
2102     if (size == 0)
2103         return 0;
2104     char *text(name.data());
2105
2106     size_t zeros;
2107     if (!isdigit(text[0]))
2108         zeros = 0;
2109     else {
2110         size_t digits(1);
2111         while (size != digits && isdigit(text[digits]))
2112             if (++digits == 4)
2113                 break;
2114         zeros = 4 - digits;
2115     }
2116
2117     uint8_t data[4];
2118
2119     if (offset == 0 && zeros != 0) {
2120         memset(data, '0', zeros);
2121         memcpy(data + zeros, text, 4 - zeros);
2122     } else {
2123         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2124         if (size <= offset - zeros)
2125             return 0;
2126
2127         text += offset - zeros;
2128         size -= offset - zeros;
2129
2130         if (size >= 4)
2131             memcpy(data, text, 4);
2132         else {
2133             memcpy(data, text, size);
2134             memset(data + size, 0, 4 - size);
2135         }
2136
2137         for (size_t i(0); i != 4; ++i)
2138             if (isalpha(data[i]))
2139                 data[i] |= 0x20;
2140     }
2141
2142     if (offset == 0)
2143         if (data[0] == '@')
2144             data[0] = 0x7f;
2145         else
2146             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2147
2148     /* XXX: ntohl may be more honest */
2149     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2150 }
2151
2152 CYString &(*PackageName)(Package *self, SEL sel);
2153
2154 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2155     _profile(PackageNameCompare)
2156         CYString &lhi(PackageName(lhs, @selector(cyname)));
2157         CYString &rhi(PackageName(rhs, @selector(cyname)));
2158         CFStringRef lhn(lhi), rhn(rhi);
2159
2160         if (lhn == NULL)
2161             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2162         else if (rhn == NULL)
2163             return NSOrderedDescending;
2164
2165         _profile(PackageNameCompare$NumbersLast)
2166             if (!lhi.empty() && !rhi.empty()) {
2167                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2168                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2169                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2170                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2171                     return lha ? NSOrderedAscending : NSOrderedDescending;
2172             }
2173         _end
2174
2175         CFIndex length = CFStringGetLength(lhn);
2176
2177         _profile(PackageNameCompare$Compare)
2178             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2179         _end
2180     _end
2181 }
2182
2183 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2184     return PackageNameCompare(*lhs, *rhs, context);
2185 }
2186
2187 struct PackageNameOrdering :
2188     std::binary_function<Package *, Package *, bool>
2189 {
2190     _finline bool operator ()(Package *lhs, Package *rhs) const {
2191         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2192     }
2193 };
2194
2195 @implementation Package
2196
2197 - (NSString *) description {
2198     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2199 }
2200
2201 - (void) dealloc {
2202     if (parsed_ != NULL)
2203         delete parsed_;
2204     if (source_ != nil)
2205         [source_ release];
2206     if (tags_ != nil)
2207         [tags_ release];
2208     [super dealloc];
2209 }
2210
2211 + (NSString *) webScriptNameForSelector:(SEL)selector {
2212     if (false);
2213     else if (selector == @selector(clear))
2214         return @"clear";
2215     else if (selector == @selector(hasTag:))
2216         return @"hasTag";
2217     else if (selector == @selector(install))
2218         return @"install";
2219     else if (selector == @selector(remove))
2220         return @"remove";
2221     else
2222         return nil;
2223 }
2224
2225 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2226     return [self webScriptNameForSelector:selector] == nil;
2227 }
2228
2229 + (NSArray *) _attributeKeys {
2230     return [NSArray arrayWithObjects:
2231         @"applications",
2232         @"author",
2233         @"depiction",
2234         @"essential",
2235         @"homepage",
2236         @"icon",
2237         @"id",
2238         @"installed",
2239         @"latest",
2240         @"longDescription",
2241         @"longSection",
2242         @"maintainer",
2243         @"mode",
2244         @"name",
2245         @"purposes",
2246         @"relations",
2247         @"section",
2248         @"shortDescription",
2249         @"shortSection",
2250         @"simpleSection",
2251         @"size",
2252         @"source",
2253         @"sponsor",
2254         @"support",
2255         @"warnings",
2256     nil];
2257 }
2258
2259 - (NSArray *) attributeKeys {
2260     return [[self class] _attributeKeys];
2261 }
2262
2263 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2264     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2265 }
2266
2267 - (NSArray *) relations {
2268 @synchronized (database_) {
2269     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2270     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2271         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2272     return relations;
2273 } }
2274
2275 - (void) parse {
2276     if (parsed_ != NULL)
2277         return;
2278 @synchronized (database_) {
2279     if ([database_ era] != era_ || file_.end())
2280         return;
2281
2282     ParsedPackage *parsed(new ParsedPackage);
2283     parsed_ = parsed;
2284
2285     _profile(Package$parse)
2286         pkgRecords::Parser *parser;
2287
2288         _profile(Package$parse$Lookup)
2289             parser = &[database_ records]->Lookup(file_);
2290         _end
2291
2292         CYString website;
2293
2294         _profile(Package$parse$Find)
2295             struct {
2296                 const char *name_;
2297                 CYString *value_;
2298             } names[] = {
2299                 {"icon", &parsed->icon_},
2300                 {"depiction", &parsed->depiction_},
2301                 {"homepage", &parsed->homepage_},
2302                 {"website", &website},
2303                 {"bugs", &parsed->bugs_},
2304                 {"support", &parsed->support_},
2305                 {"sponsor", &parsed->sponsor_},
2306                 {"author", &parsed->author_},
2307             };
2308
2309             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2310                 const char *start, *end;
2311
2312                 if (parser->Find(names[i].name_, start, end)) {
2313                     CYString &value(*names[i].value_);
2314                     _profile(Package$parse$Value)
2315                         value.set(pool_, start, end - start);
2316                     _end
2317                 }
2318             }
2319         _end
2320
2321         _profile(Package$parse$Tagline)
2322             const char *start, *end;
2323             if (parser->ShortDesc(start, end)) {
2324                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2325                 if (stop == NULL)
2326                     stop = end;
2327                 while (stop != start && stop[-1] == '\r')
2328                     --stop;
2329                 parsed->tagline_.set(pool_, start, stop - start);
2330             }
2331         _end
2332
2333         _profile(Package$parse$Retain)
2334             if (parsed->homepage_.empty())
2335                 parsed->homepage_ = website;
2336             if (parsed->homepage_ == parsed->depiction_)
2337                 parsed->homepage_.clear();
2338         _end
2339     _end
2340 } }
2341
2342 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2343     if ((self = [super init]) != nil) {
2344     _profile(Package$initWithVersion)
2345         pool_ = pool;
2346
2347         database_ = database;
2348         era_ = [database era];
2349
2350         version_ = version;
2351
2352         pkgCache::PkgIterator iterator(version.ParentPkg());
2353         iterator_ = iterator;
2354
2355         _profile(Package$initWithVersion$Version)
2356             if (!version_.end())
2357                 file_ = version_.FileList();
2358             else {
2359                 pkgCache &cache([database_ cache]);
2360                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2361             }
2362         _end
2363
2364         _profile(Package$initWithVersion$Cache)
2365             name_.set(NULL, iterator.Display());
2366
2367             latest_.set(NULL, StripVersion_(version_.VerStr()));
2368
2369             pkgCache::VerIterator current(iterator.CurrentVer());
2370             if (!current.end())
2371                 installed_.set(NULL, StripVersion_(current.VerStr()));
2372         _end
2373
2374         _profile(Package$initWithVersion$Tags)
2375             pkgCache::TagIterator tag(iterator.TagList());
2376             if (!tag.end()) {
2377                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2378                 do {
2379                     const char *name(tag.Name());
2380                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2381
2382                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2383                         if (strcmp(name + 6, "enduser") == 0)
2384                             role_ = 1;
2385                         else if (strcmp(name + 6, "hacker") == 0)
2386                             role_ = 2;
2387                         else if (strcmp(name + 6, "developer") == 0)
2388                             role_ = 3;
2389                         else if (strcmp(name + 6, "cydia") == 0)
2390                             role_ = 7;
2391                         else
2392                             role_ = 4;
2393                     }
2394
2395                     if (strncmp(name, "cydia::", 7) == 0) {
2396                         if (strcmp(name + 7, "essential") == 0)
2397                             essential_ = true;
2398                         else if (strcmp(name + 7, "obsolete") == 0)
2399                             obsolete_ = true;
2400                     }
2401
2402                     ++tag;
2403                 } while (!tag.end());
2404             }
2405         _end
2406
2407         _profile(Package$initWithVersion$Metadata)
2408             const char *mixed(iterator.Name());
2409             size_t size(strlen(mixed));
2410             char lower[size + 1];
2411
2412             for (size_t i(0); i != size; ++i)
2413                 lower[i] = mixed[i] | 0x20;
2414             lower[size] = '\0';
2415
2416             PackageValue *metadata(PackageFind(lower, size));
2417             metadata_ = metadata;
2418
2419             id_.set(NULL, metadata->name_, size);
2420
2421             const char *latest(version_.VerStr());
2422             size_t length(strlen(latest));
2423
2424             uint16_t vhash(hashlittle(latest, length));
2425
2426             size_t capped(std::min<size_t>(8, length));
2427             latest = latest + length - capped;
2428
2429             if (metadata->first_ == 0)
2430                 metadata->first_ = now_;
2431
2432             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2433                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2434                 metadata->vhash_ = vhash;
2435                 metadata->last_ = now_;
2436             } else if (metadata->last_ == 0)
2437                 metadata->last_ = metadata->first_;
2438         _end
2439
2440         _profile(Package$initWithVersion$Section)
2441             section_ = iterator.Section();
2442         _end
2443
2444         _profile(Package$initWithVersion$Flags)
2445             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2446             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2447         _end
2448     _end } return self;
2449 }
2450
2451 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2452     pkgCache::VerIterator version;
2453
2454     _profile(Package$packageWithIterator$GetCandidateVer)
2455         version = [database policy]->GetCandidateVer(iterator);
2456     _end
2457
2458     if (version.end())
2459         return nil;
2460
2461     Package *package;
2462
2463     _profile(Package$packageWithIterator$Allocate)
2464         package = [Package allocWithZone:zone];
2465     _end
2466
2467     _profile(Package$packageWithIterator$Initialize)
2468         package = [package
2469             initWithVersion:version
2470             withZone:zone
2471             inPool:pool
2472             database:database
2473         ];
2474     _end
2475
2476     _profile(Package$packageWithIterator$Autorelease)
2477         package = [package autorelease];
2478     _end
2479
2480     return package;
2481 }
2482
2483 - (pkgCache::PkgIterator) iterator {
2484     return iterator_;
2485 }
2486
2487 - (NSString *) section {
2488     if (section$_ == nil) {
2489         if (section_ == NULL)
2490             return nil;
2491
2492         _profile(Package$section$mappedSectionForPointer)
2493             section$_ = [database_ mappedSectionForPointer:section_];
2494         _end
2495     } return section$_;
2496 }
2497
2498 - (NSString *) simpleSection {
2499     if (NSString *section = [self section])
2500         return Simplify(section);
2501     else
2502         return nil;
2503 }
2504
2505 - (NSString *) longSection {
2506     return LocalizeSection([self section]);
2507 }
2508
2509 - (NSString *) shortSection {
2510     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2511 }
2512
2513 - (NSString *) uri {
2514     return nil;
2515 #if 0
2516     pkgIndexFile *index;
2517     pkgCache::PkgFileIterator file(file_.File());
2518     if (![database_ list].FindIndex(file, index))
2519         return nil;
2520     return [NSString stringWithUTF8String:iterator_->Path];
2521     //return [NSString stringWithUTF8String:file.Site()];
2522     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2523 #endif
2524 }
2525
2526 - (Address *) maintainer {
2527 @synchronized (database_) {
2528     if ([database_ era] != era_ || file_.end())
2529         return nil;
2530
2531     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2532     const std::string &maintainer(parser->Maintainer());
2533     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2534 } }
2535
2536 - (size_t) size {
2537 @synchronized (database_) {
2538     if ([database_ era] != era_ || version_.end())
2539         return 0;
2540
2541     return version_->InstalledSize;
2542 } }
2543
2544 - (NSString *) longDescription {
2545 @synchronized (database_) {
2546     if ([database_ era] != era_ || file_.end())
2547         return nil;
2548
2549     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2550     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2551
2552     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2553     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2554     if ([lines count] < 2)
2555         return nil;
2556
2557     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2558     for (size_t i(1), e([lines count]); i != e; ++i) {
2559         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2560         [trimmed addObject:trim];
2561     }
2562
2563     return [trimmed componentsJoinedByString:@"\n"];
2564 } }
2565
2566 - (NSString *) shortDescription {
2567     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2568 }
2569
2570 - (unichar) index {
2571     _profile(Package$index)
2572         CFStringRef name((CFStringRef) [self name]);
2573         if (CFStringGetLength(name) == 0)
2574             return '#';
2575         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2576         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2577             return '#';
2578         return toupper(character);
2579     _end
2580 }
2581
2582 - (PackageValue *) metadata {
2583     return metadata_;
2584 }
2585
2586 - (time_t) seen {
2587     PackageValue *metadata([self metadata]);
2588     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2589 }
2590
2591 - (bool) subscribed {
2592     return [self metadata]->subscribed_;
2593 }
2594
2595 - (bool) setSubscribed:(bool)subscribed {
2596     PackageValue *metadata([self metadata]);
2597     if (metadata->subscribed_ == subscribed)
2598         return false;
2599     metadata->subscribed_ = subscribed;
2600     return true;
2601 }
2602
2603 - (BOOL) ignored {
2604     return ignored_;
2605 }
2606
2607 - (NSString *) latest {
2608     return latest_;
2609 }
2610
2611 - (NSString *) installed {
2612     return installed_;
2613 }
2614
2615 - (BOOL) uninstalled {
2616     return installed_.empty();
2617 }
2618
2619 - (BOOL) valid {
2620     return !version_.end();
2621 }
2622
2623 - (BOOL) upgradableAndEssential:(BOOL)essential {
2624     _profile(Package$upgradableAndEssential)
2625         pkgCache::VerIterator current(iterator_.CurrentVer());
2626         if (current.end())
2627             return essential && essential_;
2628         else
2629             return !version_.end() && version_ != current;
2630     _end
2631 }
2632
2633 - (BOOL) essential {
2634     return essential_;
2635 }
2636
2637 - (BOOL) broken {
2638     return [database_ cache][iterator_].InstBroken();
2639 }
2640
2641 - (BOOL) unfiltered {
2642     _profile(Package$unfiltered$obsolete)
2643         if (_unlikely(obsolete_))
2644             return false;
2645     _end
2646
2647     _profile(Package$unfiltered$hasSupportingRole)
2648         if (_unlikely(![self hasSupportingRole]))
2649             return false;
2650     _end
2651
2652     return true;
2653 }
2654
2655 - (BOOL) visible {
2656     if (![self unfiltered])
2657         return false;
2658
2659     NSString *section;
2660
2661     _profile(Package$visible$section)
2662         section = [self section];
2663     _end
2664
2665     _profile(Package$visible$isSectionVisible)
2666         if (!isSectionVisible(section))
2667             return false;
2668     _end
2669
2670     return true;
2671 }
2672
2673 - (BOOL) half {
2674     unsigned char current(iterator_->CurrentState);
2675     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2676 }
2677
2678 - (BOOL) halfConfigured {
2679     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2680 }
2681
2682 - (BOOL) halfInstalled {
2683     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2684 }
2685
2686 - (BOOL) hasMode {
2687     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2688     return state.Mode != pkgDepCache::ModeKeep;
2689 }
2690
2691 - (NSString *) mode {
2692     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2693
2694     switch (state.Mode) {
2695         case pkgDepCache::ModeDelete:
2696             if ((state.iFlags & pkgDepCache::Purge) != 0)
2697                 return @"PURGE";
2698             else
2699                 return @"REMOVE";
2700         case pkgDepCache::ModeKeep:
2701             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2702                 return @"REINSTALL";
2703             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2704                 return nil;*/
2705             else
2706                 return nil;
2707         case pkgDepCache::ModeInstall:
2708             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2709                 return @"REINSTALL";
2710             else*/ switch (state.Status) {
2711                 case -1:
2712                     return @"DOWNGRADE";
2713                 case 0:
2714                     return @"INSTALL";
2715                 case 1:
2716                     return @"UPGRADE";
2717                 case 2:
2718                     return @"NEW_INSTALL";
2719                 _nodefault
2720             }
2721         _nodefault
2722     }
2723 }
2724
2725 - (NSString *) id {
2726     return id_;
2727 }
2728
2729 - (NSString *) name {
2730     return name_.empty() ? id_ : name_;
2731 }
2732
2733 - (UIImage *) icon {
2734     NSString *section = [self simpleSection];
2735
2736     UIImage *icon(nil);
2737     if (parsed_ != NULL)
2738         if (NSString *href = parsed_->icon_)
2739             if ([href hasPrefix:@"file:///"])
2740                 // XXX: correct escaping
2741                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2742     if (icon == nil) if (section != nil)
2743         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2744     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2745         if ([dicon hasPrefix:@"file:///"])
2746             // XXX: correct escaping
2747             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2748     if (icon == nil)
2749         icon = [UIImage applicationImageNamed:@"unknown.png"];
2750     return icon;
2751 }
2752
2753 - (NSString *) homepage {
2754     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2755 }
2756
2757 - (NSString *) depiction {
2758     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2759 }
2760
2761 - (Address *) sponsor {
2762     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2763 }
2764
2765 - (Address *) author {
2766     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2767 }
2768
2769 - (NSString *) support {
2770     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2771 }
2772
2773 - (NSArray *) files {
2774     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2775     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2776
2777     std::ifstream fin;
2778     fin.open([path UTF8String]);
2779     if (!fin.is_open())
2780         return nil;
2781
2782     std::string line;
2783     while (std::getline(fin, line))
2784         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2785
2786     return files;
2787 }
2788
2789 - (NSArray *) warnings {
2790     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2791     const char *name(iterator_.Name());
2792
2793     size_t length(strlen(name));
2794     if (length < 2) invalid:
2795         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2796     else for (size_t i(0); i != length; ++i)
2797         if (
2798             /* XXX: technically this is not allowed */
2799             (name[i] < 'A' || name[i] > 'Z') &&
2800             (name[i] < 'a' || name[i] > 'z') &&
2801             (name[i] < '0' || name[i] > '9') &&
2802             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2803         ) goto invalid;
2804
2805     if (strcmp(name, "cydia") != 0) {
2806         bool cydia = false;
2807         bool user = false;
2808         bool _private = false;
2809         bool stash = false;
2810
2811         bool repository = [[self section] isEqualToString:@"Repositories"];
2812
2813         if (NSArray *files = [self files])
2814             for (NSString *file in files)
2815                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2816                     cydia = true;
2817                 else if (!user && [file isEqualToString:@"/User"])
2818                     user = true;
2819                 else if (!_private && [file isEqualToString:@"/private"])
2820                     _private = true;
2821                 else if (!stash && [file isEqualToString:@"/var/stash"])
2822                     stash = true;
2823
2824         /* XXX: this is not sensitive enough. only some folders are valid. */
2825         if (cydia && !repository)
2826             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2827         if (user)
2828             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2829         if (_private)
2830             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2831         if (stash)
2832             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2833     }
2834
2835     return [warnings count] == 0 ? nil : warnings;
2836 }
2837
2838 - (NSArray *) applications {
2839     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2840
2841     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2842
2843     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2844     if (NSArray *files = [self files])
2845         for (NSString *file in files)
2846             if (application_r(file)) {
2847                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2848                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2849                 if ([id isEqualToString:me])
2850                     continue;
2851
2852                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2853                 if (display == nil)
2854                     display = application_r[1];
2855
2856                 NSString *bundle([file stringByDeletingLastPathComponent]);
2857                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2858                 if (icon == nil || [icon length] == 0)
2859                     icon = @"icon.png";
2860                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2861
2862                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2863                 [applications addObject:application];
2864
2865                 [application addObject:id];
2866                 [application addObject:display];
2867                 [application addObject:url];
2868             }
2869
2870     return [applications count] == 0 ? nil : applications;
2871 }
2872
2873 - (Source *) source {
2874     if (source_ == nil) {
2875         @synchronized (database_) {
2876             if ([database_ era] != era_ || file_.end())
2877                 source_ = (Source *) [NSNull null];
2878             else
2879                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2880         }
2881     }
2882
2883     return source_ == (Source *) [NSNull null] ? nil : source_;
2884 }
2885
2886 - (BOOL) matches:(NSString *)text {
2887     if (text == nil)
2888         return NO;
2889
2890     NSRange range;
2891
2892     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2893     if (range.location != NSNotFound)
2894         return YES;
2895
2896     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2897     if (range.location != NSNotFound)
2898         return YES;
2899
2900     [self parse];
2901
2902     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2903     if (range.location != NSNotFound)
2904         return YES;
2905
2906     return NO;
2907 }
2908
2909 - (bool) hasSupportingRole {
2910     if (role_ == 0)
2911         return true;
2912     if (role_ == 1)
2913         return true;
2914     if ([Role_ isEqualToString:@"User"])
2915         return false;
2916     if (role_ == 2)
2917         return true;
2918     if ([Role_ isEqualToString:@"Hacker"])
2919         return false;
2920     if (role_ == 3)
2921         return true;
2922     if ([Role_ isEqualToString:@"Developer"])
2923         return false;
2924     _assert(false);
2925 }
2926
2927 - (BOOL) hasTag:(NSString *)tag {
2928     return tags_ == nil ? NO : [tags_ containsObject:tag];
2929 }
2930
2931 - (NSString *) primaryPurpose {
2932     for (NSString *tag in tags_)
2933         if ([tag hasPrefix:@"purpose::"])
2934             return [tag substringFromIndex:9];
2935     return nil;
2936 }
2937
2938 - (NSArray *) purposes {
2939     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2940     for (NSString *tag in tags_)
2941         if ([tag hasPrefix:@"purpose::"])
2942             [purposes addObject:[tag substringFromIndex:9]];
2943     return [purposes count] == 0 ? nil : purposes;
2944 }
2945
2946 - (bool) isCommercial {
2947     return [self hasTag:@"cydia::commercial"];
2948 }
2949
2950 - (void) setIndex:(size_t)index {
2951     if (metadata_->index_ != index)
2952         metadata_->index_ = index;
2953 }
2954
2955 - (CYString &) cyname {
2956     return name_.empty() ? id_ : name_;
2957 }
2958
2959 - (uint32_t) compareBySection:(NSArray *)sections {
2960     NSString *section([self section]);
2961     for (size_t i(0), e([sections count]); i != e; ++i) {
2962         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2963             return i;
2964     }
2965
2966     return _not(uint32_t);
2967 }
2968
2969 - (void) clear {
2970 @synchronized (database_) {
2971     pkgProblemResolver *resolver = [database_ resolver];
2972     resolver->Clear(iterator_);
2973
2974     pkgCacheFile &cache([database_ cache]);
2975     cache->SetReInstall(iterator_, false);
2976     cache->MarkKeep(iterator_, false);
2977 } }
2978
2979 - (void) install {
2980 @synchronized (database_) {
2981     pkgProblemResolver *resolver = [database_ resolver];
2982     resolver->Clear(iterator_);
2983     resolver->Protect(iterator_);
2984
2985     pkgCacheFile &cache([database_ cache]);
2986     cache->SetReInstall(iterator_, false);
2987     cache->MarkInstall(iterator_, false);
2988
2989     pkgDepCache::StateCache &state((*cache)[iterator_]);
2990     if (!state.Install())
2991         cache->SetReInstall(iterator_, true);
2992 } }
2993
2994 - (void) remove {
2995 @synchronized (database_) {
2996     pkgProblemResolver *resolver = [database_ resolver];
2997     resolver->Clear(iterator_);
2998     resolver->Remove(iterator_);
2999     resolver->Protect(iterator_);
3000
3001     pkgCacheFile &cache([database_ cache]);
3002     cache->SetReInstall(iterator_, false);
3003     cache->MarkDelete(iterator_, true);
3004 } }
3005
3006 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3007     _profile(Package$isUnfilteredAndSearchedForBy)
3008         bool value(true);
3009
3010         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3011             value &= [self unfiltered];
3012         _end
3013
3014         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3015             value &= [self matches:search];
3016         _end
3017
3018         return value;
3019     _end
3020 }
3021
3022 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3023     if ([search length] == 0)
3024         return false;
3025
3026     _profile(Package$isUnfilteredAndSelectedForBy)
3027         bool value(true);
3028
3029         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3030             value &= [self unfiltered];
3031         _end
3032
3033         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3034             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3035         _end
3036
3037         return value;
3038     _end
3039 }
3040
3041 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3042     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3043 }
3044
3045 - (bool) isVisibleInSection:(NSString *)name {
3046     NSString *section([self section]);
3047
3048     return (
3049         name == nil ||
3050         section == nil && [name length] == 0 ||
3051         [name isEqualToString:section]
3052     ) && [self visible];
3053 }
3054
3055 - (bool) isVisibleInSource:(Source *)source {
3056     return [self source] == source && [self visible];
3057 }
3058
3059 @end
3060 /* }}} */
3061 /* Section Class {{{ */
3062 @interface Section : NSObject {
3063     NSString *name_;
3064     unichar index_;
3065     size_t row_;
3066     size_t count_;
3067     NSString *localized_;
3068 }
3069
3070 - (NSComparisonResult) compareByLocalized:(Section *)section;
3071 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3072 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3073 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3074 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3075 - (NSString *) name;
3076 - (unichar) index;
3077
3078 - (size_t) row;
3079 - (size_t) count;
3080
3081 - (void) addToRow;
3082 - (void) addToCount;
3083
3084 - (void) setCount:(size_t)count;
3085 - (NSString *) localized;
3086
3087 @end
3088
3089 @implementation Section
3090
3091 - (void) dealloc {
3092     [name_ release];
3093     if (localized_ != nil)
3094         [localized_ release];
3095     [super dealloc];
3096 }
3097
3098 - (NSComparisonResult) compareByLocalized:(Section *)section {
3099     NSString *lhs(localized_);
3100     NSString *rhs([section localized]);
3101
3102     /*if ([lhs length] != 0 && [rhs length] != 0) {
3103         unichar lhc = [lhs characterAtIndex:0];
3104         unichar rhc = [rhs characterAtIndex:0];
3105
3106         if (isalpha(lhc) && !isalpha(rhc))
3107             return NSOrderedAscending;
3108         else if (!isalpha(lhc) && isalpha(rhc))
3109             return NSOrderedDescending;
3110     }*/
3111
3112     return [lhs compare:rhs options:LaxCompareOptions_];
3113 }
3114
3115 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3116     if ((self = [self initWithName:name localize:NO]) != nil) {
3117         if (localized != nil)
3118             localized_ = [localized retain];
3119     } return self;
3120 }
3121
3122 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3123     return [self initWithName:name row:0 localize:localize];
3124 }
3125
3126 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3127     if ((self = [super init]) != nil) {
3128         name_ = [name retain];
3129         index_ = '\0';
3130         row_ = row;
3131         if (localize)
3132             localized_ = [LocalizeSection(name_) retain];
3133     } return self;
3134 }
3135
3136 /* XXX: localize the index thingees */
3137 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3138     if ((self = [super init]) != nil) {
3139         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3140         index_ = index;
3141         row_ = row;
3142     } return self;
3143 }
3144
3145 - (NSString *) name {
3146     return name_;
3147 }
3148
3149 - (unichar) index {
3150     return index_;
3151 }
3152
3153 - (size_t) row {
3154     return row_;
3155 }
3156
3157 - (size_t) count {
3158     return count_;
3159 }
3160
3161 - (void) addToRow {
3162     ++row_;
3163 }
3164
3165 - (void) addToCount {
3166     ++count_;
3167 }
3168
3169 - (void) setCount:(size_t)count {
3170     count_ = count;
3171 }
3172
3173 - (NSString *) localized {
3174     return localized_;
3175 }
3176
3177 @end
3178 /* }}} */
3179
3180 static NSString *Colon_;
3181 static NSString *Elision_;
3182 static NSString *Error_;
3183 static NSString *Warning_;
3184
3185 /* Database Implementation {{{ */
3186 @implementation Database
3187
3188 + (Database *) sharedInstance {
3189     static Database *instance;
3190     if (instance == nil)
3191         instance = [[Database alloc] init];
3192     return instance;
3193 }
3194
3195 - (unsigned) era {
3196     return era_;
3197 }
3198
3199 - (void) releasePackages {
3200     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3201     CFArrayRemoveAllValues(packages_);
3202 }
3203
3204 - (void) dealloc {
3205     // XXX: actually implement this thing
3206     _assert(false);
3207     [sourceList_ release];
3208     [self releasePackages];
3209     apr_pool_destroy(pool_);
3210     NSRecycleZone(zone_);
3211     [super dealloc];
3212 }
3213
3214 - (void) _readCydia:(NSNumber *)fd { _pooled
3215     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3216     std::istream is(&ib);
3217     std::string line;
3218
3219     static Pcre finish_r("^finish:([^:]*)$");
3220
3221     while (std::getline(is, line)) {
3222         const char *data(line.c_str());
3223         size_t size = line.size();
3224         lprintf("C:%s\n", data);
3225
3226         if (finish_r(data, size)) {
3227             NSString *finish = finish_r[1];
3228             int index = [Finishes_ indexOfObject:finish];
3229             if (index != INT_MAX && index > Finish_)
3230                 Finish_ = index;
3231         }
3232     }
3233
3234     _assume(false);
3235 }
3236
3237 - (void) _readStatus:(NSNumber *)fd { _pooled
3238     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3239     std::istream is(&ib);
3240     std::string line;
3241
3242     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3243     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3244
3245     while (std::getline(is, line)) {
3246         const char *data(line.c_str());
3247         size_t size(line.size());
3248         lprintf("S:%s\n", data);
3249
3250         if (conffile_r(data, size)) {
3251             [delegate_ setConfigurationData:conffile_r[1]];
3252         } else if (strncmp(data, "status: ", 8) == 0) {
3253             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3254             [delegate_ setProgressTitle:string];
3255         } else if (pmstatus_r(data, size)) {
3256             std::string type([pmstatus_r[1] UTF8String]);
3257             NSString *id = pmstatus_r[2];
3258
3259             float percent([pmstatus_r[3] floatValue]);
3260             [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3261
3262             NSString *string = pmstatus_r[4];
3263
3264             if (type == "pmerror")
3265                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3266                     withObject:[NSArray arrayWithObjects:string, id, nil]
3267                     waitUntilDone:YES
3268                 ];
3269             else if (type == "pmstatus") {
3270                 [delegate_ setProgressTitle:string];
3271             } else if (type == "pmconffile")
3272                 [delegate_ setConfigurationData:string];
3273             else
3274                 lprintf("E:unknown pmstatus\n");
3275         } else
3276             lprintf("E:unknown status\n");
3277     }
3278
3279     _assume(false);
3280 }
3281
3282 - (void) _readOutput:(NSNumber *)fd { _pooled
3283     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3284     std::istream is(&ib);
3285     std::string line;
3286
3287     while (std::getline(is, line)) {
3288         lprintf("O:%s\n", line.c_str());
3289         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3290     }
3291
3292     _assume(false);
3293 }
3294
3295 - (FILE *) input {
3296     return input_;
3297 }
3298
3299 - (Package *) packageWithName:(NSString *)name {
3300 @synchronized (self) {
3301     if (static_cast<pkgDepCache *>(cache_) == NULL)
3302         return nil;
3303     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3304     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3305 } }
3306
3307 - (id) init {
3308     if ((self = [super init]) != nil) {
3309         policy_ = NULL;
3310         records_ = NULL;
3311         resolver_ = NULL;
3312         fetcher_ = NULL;
3313         lock_ = NULL;
3314
3315         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3316         apr_pool_create(&pool_, NULL);
3317
3318         size_t capacity(MetaFile_->active_);
3319         if (capacity == 0)
3320             capacity = 16384;
3321         else
3322             capacity += 1024;
3323
3324         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3325         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3326
3327         int fds[2];
3328
3329         _assert(pipe(fds) != -1);
3330         cydiafd_ = fds[1];
3331
3332         _config->Set("APT::Keep-Fds::", cydiafd_);
3333         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3334
3335         [NSThread
3336             detachNewThreadSelector:@selector(_readCydia:)
3337             toTarget:self
3338             withObject:[NSNumber numberWithInt:fds[0]]
3339         ];
3340
3341         _assert(pipe(fds) != -1);
3342         statusfd_ = fds[1];
3343
3344         [NSThread
3345             detachNewThreadSelector:@selector(_readStatus:)
3346             toTarget:self
3347             withObject:[NSNumber numberWithInt:fds[0]]
3348         ];
3349
3350         _assert(pipe(fds) != -1);
3351         _assert(dup2(fds[0], 0) != -1);
3352         _assert(close(fds[0]) != -1);
3353
3354         input_ = fdopen(fds[1], "a");
3355
3356         _assert(pipe(fds) != -1);
3357         _assert(dup2(fds[1], 1) != -1);
3358         _assert(close(fds[1]) != -1);
3359
3360         [NSThread
3361             detachNewThreadSelector:@selector(_readOutput:)
3362             toTarget:self
3363             withObject:[NSNumber numberWithInt:fds[0]]
3364         ];
3365     } return self;
3366 }
3367
3368 - (pkgCacheFile &) cache {
3369     return cache_;
3370 }
3371
3372 - (pkgDepCache::Policy *) policy {
3373     return policy_;
3374 }
3375
3376 - (pkgRecords *) records {
3377     return records_;
3378 }
3379
3380 - (pkgProblemResolver *) resolver {
3381     return resolver_;
3382 }
3383
3384 - (pkgAcquire &) fetcher {
3385     return *fetcher_;
3386 }
3387
3388 - (pkgSourceList &) list {
3389     return *list_;
3390 }
3391
3392 - (NSArray *) packages {
3393     return (NSArray *) packages_;
3394 }
3395
3396 - (NSArray *) sources {
3397     return sourceList_;
3398 }
3399
3400 - (Source *) sourceWithKey:(NSString *)key {
3401     for (Source *source in [self sources]) {
3402         if ([[source key] isEqualToString:key])
3403             return source;
3404     } return nil;
3405 }
3406
3407 - (bool) popErrorWithTitle:(NSString *)title {
3408     bool fatal(false);
3409     std::string message;
3410
3411     while (!_error->empty()) {
3412         std::string error;
3413         bool warning(!_error->PopMessage(error));
3414         if (!warning)
3415             fatal = true;
3416         for (;;) {
3417             size_t size(error.size());
3418             if (size == 0 || error[size - 1] != '\n')
3419                 break;
3420             error.resize(size - 1);
3421         }
3422         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3423
3424         if (!message.empty())
3425             message += "\n\n";
3426         message += error;
3427     }
3428
3429     if (fatal && !message.empty())
3430         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3431
3432     return fatal;
3433 }
3434
3435 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3436     return [self popErrorWithTitle:title] || !success;
3437 }
3438
3439 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3440 @synchronized (self) {
3441     ++era_;
3442
3443     [self releasePackages];
3444
3445     sourceMap_.clear();
3446     [sourceList_ removeAllObjects];
3447
3448     _error->Discard();
3449
3450     delete list_;
3451     list_ = NULL;
3452     manager_ = NULL;
3453     delete lock_;
3454     lock_ = NULL;
3455     delete fetcher_;
3456     fetcher_ = NULL;
3457     delete resolver_;
3458     resolver_ = NULL;
3459     delete records_;
3460     records_ = NULL;
3461     delete policy_;
3462     policy_ = NULL;
3463
3464     cache_.Close();
3465
3466     apr_pool_clear(pool_);
3467
3468     NSRecycleZone(zone_);
3469     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3470
3471     int chk(creat("/tmp/cydia.chk", 0644));
3472     if (chk != -1)
3473         close(chk);
3474
3475     if (invocation != nil)
3476         [invocation invoke];
3477
3478     NSString *title(UCLocalize("DATABASE"));
3479
3480     _trace();
3481     while (!cache_.Open(progress_, true)) { pop:
3482         std::string error;
3483         bool warning(!_error->PopMessage(error));
3484         lprintf("cache_.Open():[%s]\n", error.c_str());
3485
3486         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3487             [delegate_ repairWithSelector:@selector(configure)];
3488         else if (error == "The package lists or status file could not be parsed or opened.")
3489             [delegate_ repairWithSelector:@selector(update)];
3490         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3491         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3492             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3493         // else if (error == "The list of sources could not be read.")
3494         else {
3495             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3496             return;
3497         }
3498
3499         if (warning)
3500             goto pop;
3501         _error->Discard();
3502     }
3503     _trace();
3504
3505     unlink("/tmp/cydia.chk");
3506
3507     now_ = [[NSDate date] timeIntervalSince1970];
3508
3509     policy_ = new pkgDepCache::Policy();
3510     records_ = new pkgRecords(cache_);
3511     resolver_ = new pkgProblemResolver(cache_);
3512     fetcher_ = new pkgAcquire(&status_);
3513     lock_ = NULL;
3514
3515     list_ = new pkgSourceList();
3516     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3517         return;
3518
3519     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3520         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3521         return;
3522     }
3523
3524     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3525         return;
3526
3527     if (cache_->BrokenCount() != 0) {
3528         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3529             return;
3530
3531         if (cache_->BrokenCount() != 0) {
3532             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3533             return;
3534         }
3535
3536         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3537             return;
3538     }
3539
3540     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3541         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3542         [sourceList_ addObject:object];
3543
3544         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3545         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3546             // XXX: this could be more intelligent
3547             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3548                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3549                 if (!cached.end())
3550                     sourceMap_[cached->ID] = object;
3551             }
3552     }
3553
3554     {
3555         /*std::vector<Package *> packages;
3556         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3557         [packages_ release];
3558         packages_ = nil;*/
3559
3560         _trace();
3561
3562         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3563             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3564                 //packages.push_back(package);
3565                 CFArrayAppendValue(packages_, [package retain]);
3566
3567         _trace();
3568
3569         /*if (packages.empty())
3570             packages_ = [[NSArray alloc] init];
3571         else
3572             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3573         _trace();*/
3574
3575         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3576         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3577         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3578
3579         /*_trace();
3580         PrintTimes();
3581         _trace();*/
3582
3583         _trace();
3584
3585         /*if (!packages.empty())
3586             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3587         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3588
3589         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3590
3591         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3592
3593         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3594
3595         _trace();
3596
3597         size_t count(CFArrayGetCount(packages_));
3598         MetaFile_->active_ = count;
3599
3600         for (size_t index(0); index != count; ++index)
3601             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3602
3603         _trace();
3604     }
3605 } } CYPoolEnd() _trace(); }
3606
3607 - (void) clear {
3608 @synchronized (self) {
3609     delete resolver_;
3610     resolver_ = new pkgProblemResolver(cache_);
3611
3612     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3613         if (!cache_[iterator].Keep())
3614             cache_->MarkKeep(iterator, false);
3615         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3616             cache_->SetReInstall(iterator, false);
3617 } }
3618
3619 - (void) configure {
3620     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3621     _trace();
3622     system([dpkg UTF8String]);
3623     _trace();
3624 }
3625
3626 - (bool) clean {
3627     // XXX: I don't remember this condition
3628     if (lock_ != NULL)
3629         return false;
3630
3631     FileFd Lock;
3632     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3633
3634     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3635
3636     if ([self popErrorWithTitle:title])
3637         return false;
3638
3639     pkgAcquire fetcher;
3640     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3641
3642     class LogCleaner :
3643         public pkgArchiveCleaner
3644     {
3645       protected:
3646         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3647             unlink(File);
3648         }
3649     } cleaner;
3650
3651     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3652         return false;
3653
3654     return true;
3655 }
3656
3657 - (bool) prepare {
3658     fetcher_->Shutdown();
3659
3660     pkgRecords records(cache_);
3661
3662     lock_ = new FileFd();
3663     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3664
3665     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3666
3667     if ([self popErrorWithTitle:title])
3668         return false;
3669
3670     pkgSourceList list;
3671     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3672         return false;
3673
3674     manager_ = (_system->CreatePM(cache_));
3675     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3676         return false;
3677
3678     return true;
3679 }
3680
3681 - (void) perform {
3682     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3683
3684     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3685         pkgSourceList list;
3686         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3687             return;
3688         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3689             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3690     }
3691
3692     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3693         _trace();
3694         return;
3695     }
3696
3697     [CydiaApp retainNetworkActivityIndicator];
3698
3699     bool failed = false;
3700     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3701         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3702             continue;
3703         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3704             continue;
3705
3706         std::string uri = (*item)->DescURI();
3707         std::string error = (*item)->ErrorText;
3708
3709         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3710         failed = true;
3711
3712         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3713             withObject:[NSArray arrayWithObjects:
3714                 [NSString stringWithUTF8String:error.c_str()],
3715             nil]
3716             waitUntilDone:YES
3717         ];
3718     }
3719
3720     [CydiaApp releaseNetworkActivityIndicator];
3721
3722     if (failed) {
3723         _trace();
3724         return;
3725     }
3726
3727     _system->UnLock();
3728     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3729
3730     if (_error->PendingError()) {
3731         _trace();
3732         return;
3733     }
3734
3735     if (result == pkgPackageManager::Failed) {
3736         _trace();
3737         return;
3738     }
3739
3740     if (result != pkgPackageManager::Completed) {
3741         _trace();
3742         return;
3743     }
3744
3745     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3746         pkgSourceList list;
3747         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3748             return;
3749         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3750             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3751     }
3752
3753     if (![before isEqualToArray:after])
3754         [self update];
3755 }
3756
3757 - (bool) upgrade {
3758     NSString *title(UCLocalize("UPGRADE"));
3759     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3760         return false;
3761     return true;
3762 }
3763
3764 - (void) update {
3765     [self updateWithStatus:status_];
3766 }
3767
3768 - (void) updateWithStatus:(Status &)status {
3769     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3770     NSString *title(UCLocalize("REFRESHING_DATA"));
3771
3772     pkgSourceList list;
3773     if (!list.ReadMainList())
3774         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3775
3776     FileFd lock;
3777     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3778     if ([self popErrorWithTitle:title])
3779         return;
3780
3781     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3782         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3783         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3784
3785     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3786     Changed_ = true;
3787 }
3788
3789 - (void) setDelegate:(id)delegate {
3790     delegate_ = delegate;
3791     status_.setDelegate(delegate);
3792     progress_.setDelegate(delegate);
3793 }
3794
3795 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3796     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3797     return i == sourceMap_.end() ? nil : i->second;
3798 }
3799
3800 - (NSString *) mappedSectionForPointer:(const char *)section {
3801     _H<NSString> *mapped;
3802
3803     _profile(Database$mappedSectionForPointer$Cache)
3804         mapped = &sections_[section];
3805     _end
3806
3807     if (*mapped == NULL) {
3808         size_t length(strlen(section));
3809         char spaced[length + 1];
3810
3811         _profile(Database$mappedSectionForPointer$Replace)
3812             for (size_t index(0); index != length; ++index)
3813                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3814             spaced[length] = '\0';
3815         _end
3816
3817         NSString *string;
3818
3819         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3820             string = [NSString stringWithUTF8String:spaced];
3821         _end
3822
3823         _profile(Database$mappedSectionForPointer$Map)
3824             string = [SectionMap_ objectForKey:string] ?: string;
3825         _end
3826
3827         *mapped = string;
3828     } return *mapped;
3829 }
3830
3831 @end
3832 /* }}} */
3833
3834 /* Web Scripting {{{ */
3835 @interface CydiaObject : NSObject {
3836     id indirect_;
3837     _transient id delegate_;
3838 }
3839
3840 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3841
3842 @end
3843
3844 @implementation CydiaObject
3845
3846 - (void) dealloc {
3847     [indirect_ release];
3848     [super dealloc];
3849 }
3850
3851 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3852     if ((self = [super init]) != nil) {
3853         indirect_ = [indirect retain];
3854     } return self;
3855 }
3856
3857 - (void) setDelegate:(id)delegate {
3858     delegate_ = delegate;
3859 }
3860
3861 + (NSArray *) _attributeKeys {
3862     return [NSArray arrayWithObjects:
3863         @"device",
3864         @"ecid",
3865         @"model",
3866         @"plmn",
3867         @"role",
3868         @"serial",
3869     nil];
3870 }
3871
3872 - (NSArray *) attributeKeys {
3873     return [[self class] _attributeKeys];
3874 }
3875
3876 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3877     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3878 }
3879
3880 - (NSString *) device {
3881     return [[UIDevice currentDevice] uniqueIdentifier];
3882 }
3883
3884 - (NSString *) plmn {
3885     return PLMN_;
3886 }
3887
3888 - (NSString *) ecid {
3889     return ChipID_;
3890 }
3891
3892 - (NSString *) serial {
3893     return SerialNumber_;
3894 }
3895
3896 - (NSString *) role {
3897     return Role_;
3898 }
3899
3900 - (NSString *) model {
3901     return [NSString stringWithUTF8String:Machine_];
3902 }
3903
3904 + (NSString *) webScriptNameForSelector:(SEL)selector {
3905     if (false);
3906     else if (selector == @selector(addTrivialSource:))
3907         return @"addTrivialSource";
3908     else if (selector == @selector(close))
3909         return @"close";
3910     else if (selector == @selector(du:))
3911         return @"du";
3912     else if (selector == @selector(stringWithFormat:arguments:))
3913         return @"format";
3914     else if (selector == @selector(getAllSources))
3915         return @"getAllSourcs";
3916     else if (selector == @selector(getKernelNumber:))
3917         return @"getKernelNumber";
3918     else if (selector == @selector(getKernelString:))
3919         return @"getKernelString";
3920     else if (selector == @selector(getInstalledPackages))
3921         return @"getInstalledPackages";
3922     else if (selector == @selector(getPackageById:))
3923         return @"getPackageById";
3924     else if (selector == @selector(installPackages:))
3925         return @"installPackages";
3926     else if (selector == @selector(localizedStringForKey:value:table:))
3927         return @"localize";
3928     else if (selector == @selector(refreshSources))
3929         return @"refreshSources";
3930     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3931         return @"setButtonImage";
3932     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3933         return @"setButtonTitle";
3934     else if (selector == @selector(setPopupHook:))
3935         return @"setPopupHook";
3936     else if (selector == @selector(setToken:))
3937         return @"setToken";
3938     else if (selector == @selector(setViewportWidth:))
3939         return @"setViewportWidth";
3940     else if (selector == @selector(statfs:))
3941         return @"statfs";
3942     else if (selector == @selector(supports:))
3943         return @"supports";
3944     else
3945         return nil;
3946 }
3947
3948 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3949     return [self webScriptNameForSelector:selector] == nil;
3950 }
3951
3952 - (BOOL) supports:(NSString *)feature {
3953     return [feature isEqualToString:@"window.open"];
3954 }
3955
3956 - (NSNumber *) getKernelNumber:(NSString *)name {
3957     const char *string([name UTF8String]);
3958
3959     size_t size;
3960     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3961         return (id) [NSNull null];
3962
3963     if (size != sizeof(int))
3964         return (id) [NSNull null];
3965
3966     int value;
3967     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3968         return (id) [NSNull null];
3969
3970     return [NSNumber numberWithInt:value];
3971 }
3972
3973 - (NSString *) getKernelString:(NSString *)name {
3974     const char *string([name UTF8String]);
3975
3976     size_t size;
3977     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3978         return (id) [NSNull null];
3979
3980     char value[size + 1];
3981     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3982         return (id) [NSNull null];
3983
3984     // XXX: just in case you request something ludicrous
3985     value[size] = '\0';
3986
3987     return [NSString stringWithCString:value];
3988 }
3989
3990 - (void) addTrivialSource:(NSString *)href {
3991     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3992 }
3993
3994 - (void) refreshSources {
3995     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
3996 }
3997
3998 - (NSArray *) getAllSources {
3999     return [[Database sharedInstance] sources];
4000 }
4001
4002 - (NSArray *) getInstalledPackages {
4003     NSArray *packages([[Database sharedInstance] packages]);
4004     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4005     for (Package *package in packages)
4006         if ([package installed] != nil)
4007             [installed addObject:package];
4008     return installed;
4009 }
4010
4011 - (Package *) getPackageById:(NSString *)id {
4012     Package *package([[Database sharedInstance] packageWithName:id]);
4013     [package parse];
4014     return package;
4015 }
4016
4017 - (NSArray *) statfs:(NSString *)path {
4018     struct statfs stat;
4019
4020     if (path == nil || statfs([path UTF8String], &stat) == -1)
4021         return nil;
4022
4023     return [NSArray arrayWithObjects:
4024         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4025         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4026         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4027     nil];
4028 }
4029
4030 - (NSNumber *) du:(NSString *)path {
4031     NSNumber *value(nil);
4032
4033     int fds[2];
4034     _assert(pipe(fds) != -1);
4035
4036     pid_t pid(ExecFork());
4037     if (pid == 0) {
4038         _assert(dup2(fds[1], 1) != -1);
4039         _assert(close(fds[0]) != -1);
4040         _assert(close(fds[1]) != -1);
4041         /* XXX: this should probably not use du */
4042         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4043         exit(1);
4044         _assert(false);
4045     }
4046
4047     _assert(close(fds[1]) != -1);
4048
4049     if (FILE *du = fdopen(fds[0], "r")) {
4050         char line[1024];
4051         while (fgets(line, sizeof(line), du) != NULL) {
4052             size_t length(strlen(line));
4053             while (length != 0 && line[length - 1] == '\n')
4054                 line[--length] = '\0';
4055             if (char *tab = strchr(line, '\t')) {
4056                 *tab = '\0';
4057                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4058             }
4059         }
4060
4061         fclose(du);
4062     } else _assert(close(fds[0]));
4063
4064     int status;
4065   wait:
4066     if (waitpid(pid, &status, 0) == -1)
4067         if (errno == EINTR)
4068             goto wait;
4069         else _assert(false);
4070
4071     return value;
4072 }
4073
4074 - (void) close {
4075     [indirect_ close];
4076 }
4077
4078 - (void) installPackages:(NSArray *)packages {
4079     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4080 }
4081
4082 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4083     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4084 }
4085
4086 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4087     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4088 }
4089
4090 - (void) setToken:(NSString *)token {
4091     if (Token_ != nil)
4092         [Token_ release];
4093     Token_ = [token retain];
4094
4095     [Metadata_ setObject:Token_ forKey:@"Token"];
4096     Changed_ = true;
4097 }
4098
4099 - (void) setPopupHook:(id)function {
4100     [indirect_ setPopupHook:function];
4101 }
4102
4103 - (void) setViewportWidth:(float)width {
4104     [indirect_ setViewportWidth:width];
4105 }
4106
4107 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4108     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4109     unsigned count([arguments count]);
4110     id values[count];
4111     for (unsigned i(0); i != count; ++i)
4112         values[i] = [arguments objectAtIndex:i];
4113     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4114 }
4115
4116 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4117     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4118         value = nil;
4119     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4120         table = nil;
4121     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4122 }
4123
4124 @end
4125 /* }}} */
4126
4127 /* @ Loading... Indicator {{{ */
4128 @interface CYLoadingIndicator : UIView {
4129     UIActivityIndicatorView *spinner_;
4130     UILabel *label_;
4131     UIView *container_;
4132 }
4133
4134 @property (readonly, nonatomic) UILabel *label;
4135 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4136
4137 @end
4138
4139 @implementation CYLoadingIndicator
4140
4141 - (id) initWithFrame:(CGRect)frame {
4142     if ((self = [super initWithFrame:frame]) != nil) {
4143         container_ = [[[UIView alloc] init] autorelease];
4144         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4145
4146         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4147         [spinner_ startAnimating];
4148         [container_ addSubview:spinner_];
4149
4150         label_ = [[[UILabel alloc] init] autorelease];
4151         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4152         [label_ setBackgroundColor:[UIColor clearColor]];
4153         [label_ setTextColor:[UIColor blackColor]];
4154         [label_ setShadowColor:[UIColor whiteColor]];
4155         [label_ setShadowOffset:CGSizeMake(0, 1)];
4156         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4157         [container_ addSubview:label_];
4158
4159         CGSize viewsize = frame.size;
4160         CGSize spinnersize = [spinner_ bounds].size;
4161         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4162         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4163
4164         CGRect containrect = {
4165             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4166             CGSizeMake(bothwidth, spinnersize.height)
4167         };
4168         CGRect textrect = {
4169             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4170             textsize
4171         };
4172         CGRect spinrect = {
4173             CGPointZero,
4174             spinnersize
4175         };
4176
4177         [container_ setFrame:containrect];
4178         [spinner_ setFrame:spinrect];
4179         [label_ setFrame:textrect];
4180         [self addSubview:container_];
4181     } return self;
4182 }
4183
4184 - (UILabel *) label {
4185     return label_;
4186 }
4187
4188 - (UIActivityIndicatorView *) activityIndicatorView {
4189     return spinner_;
4190 }
4191
4192 @end
4193 /* }}} */
4194 /* Emulated Loading Controller {{{ */
4195 @interface CYEmulatedLoadingController : CYViewController <
4196     ProgressDelegate,
4197     ConfigurationDelegate
4198 > {
4199     _transient Database *database_;
4200     CYLoadingIndicator *indicator_;
4201     UITabBar *tabbar_;
4202     UINavigationBar *navbar_;
4203 }
4204
4205 @end
4206
4207 @implementation CYEmulatedLoadingController
4208
4209 - (void) dealloc {
4210     [self releaseSubviews];
4211     [database_ setDelegate:nil];
4212
4213     [super dealloc];
4214 }
4215
4216 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4217     CYAlertView *sheet([[[CYAlertView alloc]
4218         initWithTitle:title
4219         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4220         defaultButtonIndex:0
4221     ] autorelease]);
4222
4223     [sheet setMessage:error];
4224     [sheet yieldToPopupAlertAnimated:YES];
4225     [sheet dismiss];
4226 }
4227
4228 - (void) setProgressTitle:(NSString *)title { }
4229 - (void) setProgressPercent:(NSNumber *)percent { }
4230 - (void) startProgress { }
4231 - (void) addProgressOutput:(NSString *)output { }
4232 - (bool) isCancelling:(size_t)received { return NO; }
4233 - (void) setConfigurationData:(NSString *)data { }
4234
4235 - (void) repairWithSelector:(SEL)selector {
4236     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4237     [database_ performSelector:selector];
4238     sleep(10);
4239     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4240 }
4241
4242 - (id) initWithDatabase:(Database *)database {
4243     if ((self = [super init]) != nil) {
4244         database_ = database;
4245         [database_ setDelegate:self];
4246     } return self;
4247 }
4248
4249 - (void) loadView {
4250     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4251     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4252
4253     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4254     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4255     [[self view] addSubview:indicator_];
4256
4257     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4258     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4259     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4260     [[self view] addSubview:tabbar_];
4261
4262     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4263     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4264     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4265     [[self view] addSubview:navbar_];
4266 }
4267
4268 - (void) releaseSubviews {
4269     [indicator_ release];
4270     indicator_ = nil;
4271
4272     [tabbar_ release];
4273     tabbar_ = nil;
4274
4275     [navbar_ release];
4276     navbar_ = nil;
4277 }
4278
4279 @end
4280 /* }}} */
4281
4282 /* Cydia Browser Controller {{{ */
4283 @interface CYBrowserController : BrowserController {
4284     CydiaObject *cydia_;
4285 }
4286
4287 @end
4288
4289 @implementation CYBrowserController
4290
4291 - (void) dealloc {
4292     [cydia_ release];
4293     [super dealloc];
4294 }
4295
4296 - (NSURL *) navigationURL {
4297     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4298 }
4299
4300 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4301 }
4302
4303 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4304     [super webView:view didClearWindowObject:window forFrame:frame];
4305
4306     WebDataSource *source([frame dataSource]);
4307     NSURLResponse *response([source response]);
4308
4309     NSURL *url([response URL]);
4310     NSString *scheme([url scheme]);
4311     NSString *host([url host]);
4312
4313     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4314         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4315         NSDictionary *headers([http allHeaderFields]);
4316         [self setHeaders:headers forHost:host];
4317     }
4318
4319     if (
4320         [host isEqualToString:@"cydia.saurik.com"] ||
4321         [host hasSuffix:@".cydia.saurik.com"] ||
4322         [scheme isEqualToString:@"file"]
4323     )
4324         [window setValue:cydia_ forKey:@"cydia"];
4325 }
4326
4327 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4328     if (System_ != NULL)
4329         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4330     if (Machine_ != NULL)
4331         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4332     if (Token_ != nil)
4333         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4334     if (Role_ != nil)
4335         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4336 }
4337
4338 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4339     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4340     [self _setMoreHeaders:copy];
4341     return copy;
4342 }
4343
4344 - (void) setDelegate:(id)delegate {
4345     [super setDelegate:delegate];
4346     [cydia_ setDelegate:delegate];
4347 }
4348
4349 - (id) init {
4350     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4351         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4352
4353         WebView *webview([[webview_ _documentView] webView]);
4354
4355         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4356
4357         NSString *application = package == nil ? @"Cydia" : [NSString
4358             stringWithFormat:@"Cydia/%@",
4359             [package installed]
4360         ];
4361
4362         if (Safari_ != nil)
4363             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4364         if (Build_ != nil)
4365             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4366         if (Product_ != nil)
4367             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4368
4369         [webview setApplicationNameForUserAgent:application];
4370     } return self;
4371 }
4372
4373 @end
4374 /* }}} */
4375
4376 // CydiaScript {{{
4377 @interface NSObject (CydiaScript)
4378 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4379 @end
4380
4381 @implementation NSObject (CydiaScript)
4382
4383 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4384     return self;
4385 }
4386
4387 @end
4388
4389 @implementation NSArray (CydiaScript)
4390
4391 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4392     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4393     for (size_t i(0), e([self count]); i != e; ++i)
4394         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4395     return object;
4396 }
4397
4398 @end
4399
4400 @implementation NSDictionary (CydiaScript)
4401
4402 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4403     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4404     for (id i in self)
4405         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4406     return object;
4407 }
4408
4409 @end
4410 // }}}
4411
4412 /* Confirmation Controller {{{ */
4413 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4414     if (!iterator.end())
4415         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4416             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4417                 continue;
4418             pkgCache::PkgIterator package(dep.TargetPkg());
4419             if (package.end())
4420                 continue;
4421             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4422                 return true;
4423         }
4424
4425     return false;
4426 }
4427
4428 @protocol ConfirmationControllerDelegate
4429 - (void) cancelAndClear:(bool)clear;
4430 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4431 - (void) queue;
4432 @end
4433
4434 @interface ConfirmationController : CYBrowserController {
4435     _transient Database *database_;
4436
4437     UIAlertView *essential_;
4438
4439     NSDictionary *changes_;
4440     NSMutableArray *issues_;
4441     NSDictionary *sizes_;
4442
4443     BOOL substrate_;
4444 }
4445
4446 - (id) initWithDatabase:(Database *)database;
4447
4448 @end
4449
4450 @implementation ConfirmationController
4451
4452 - (void) dealloc {
4453     [changes_ release];
4454     [issues_ release];
4455     [sizes_ release];
4456
4457     if (essential_ != nil)
4458         [essential_ release];
4459
4460     [super dealloc];
4461 }
4462
4463 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4464     NSString *context([alert context]);
4465
4466     if ([context isEqualToString:@"remove"]) {
4467         if (button == [alert cancelButtonIndex]) {
4468             [self dismissModalViewControllerAnimated:YES];
4469         } else if (button == [alert firstOtherButtonIndex]) {
4470             if (substrate_)
4471                 Finish_ = 2;
4472             [delegate_ confirmWithNavigationController:[self navigationController]];
4473         }
4474
4475         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4476     } else if ([context isEqualToString:@"unable"]) {
4477         [self dismissModalViewControllerAnimated:YES];
4478         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4479     } else {
4480         [super alertView:alert clickedButtonAtIndex:button];
4481     }
4482 }
4483
4484 - (void) _doContinue {
4485     [self dismissModalViewControllerAnimated:YES];
4486     [delegate_ cancelAndClear:NO];
4487 }
4488
4489 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4490     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4491     return nil;
4492 }
4493
4494 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4495     [super webView:view didClearWindowObject:window forFrame:frame];
4496
4497     [window setValue:[changes_ Cydia$webScriptObjectInContext:window] forKey:@"changes"];
4498     [window setValue:[issues_ Cydia$webScriptObjectInContext:window] forKey:@"issues"];
4499     [window setValue:[sizes_ Cydia$webScriptObjectInContext:window] forKey:@"sizes"];
4500
4501     [window setValue:self forKey:@"queue"];
4502 }
4503
4504 - (id) initWithDatabase:(Database *)database {
4505     if ((self = [super init]) != nil) {
4506         database_ = database;
4507
4508         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4509         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4510         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4511         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4512         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4513
4514         bool remove(false);
4515
4516         pkgCacheFile &cache([database_ cache]);
4517         NSArray *packages([database_ packages]);
4518         pkgDepCache::Policy *policy([database_ policy]);
4519
4520         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4521
4522         for (Package *package in packages) {
4523             pkgCache::PkgIterator iterator([package iterator]);
4524             NSString *name([package id]);
4525
4526             if ([package broken]) {
4527                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4528
4529                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4530                     name, @"package",
4531                     reasons, @"reasons",
4532                 nil]];
4533
4534                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4535                 if (ver.end())
4536                     continue;
4537
4538                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4539                     pkgCache::DepIterator start;
4540                     pkgCache::DepIterator end;
4541                     dep.GlobOr(start, end); // ++dep
4542
4543                     if (!cache->IsImportantDep(end))
4544                         continue;
4545                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4546                         continue;
4547
4548                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4549
4550                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4551                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4552                         clauses, @"clauses",
4553                     nil]];
4554
4555                     _forever {
4556                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4557
4558                         pkgCache::PkgIterator target(start.TargetPkg());
4559                         if (target->ProvidesList != 0)
4560                             reason = @"missing";
4561                         else {
4562                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4563                             if (!ver.end()) {
4564                                 reason = @"installed";
4565                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4566                             } else if (!cache[target].CandidateVerIter(cache).end())
4567                                 reason = @"uninstalled";
4568                             else if (target->ProvidesList == 0)
4569                                 reason = @"uninstallable";
4570                             else
4571                                 reason = @"virtual";
4572                         }
4573
4574                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4575                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4576                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4577                         nil]);
4578
4579                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4580                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4581                             version, @"version",
4582                             reason, @"reason",
4583                             installed, @"installed",
4584                         nil]];
4585
4586                         // yes, seriously. (wtf?)
4587                         if (start == end)
4588                             break;
4589                         ++start;
4590                     }
4591                 }
4592             }
4593
4594             pkgDepCache::StateCache &state(cache[iterator]);
4595
4596             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4597
4598             if (state.NewInstall())
4599                 [installs addObject:name];
4600             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4601                 [reinstalls addObject:name];
4602             else if (state.Upgrade())
4603                 [upgrades addObject:name];
4604             else if (state.Downgrade())
4605                 [downgrades addObject:name];
4606             else if (!state.Delete())
4607                 continue;
4608             else if (special_r(name))
4609                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4610                     [NSNull null], @"package",
4611                     [NSArray arrayWithObjects:
4612                         [NSDictionary dictionaryWithObjectsAndKeys:
4613                             @"Conflicts", @"relationship",
4614                             [NSArray arrayWithObjects:
4615                                 [NSDictionary dictionaryWithObjectsAndKeys:
4616                                     name, @"package",
4617                                     [NSNull null], @"version",
4618                                     @"installed", @"reason",
4619                                 nil],
4620                             nil], @"clauses",
4621                         nil],
4622                     nil], @"reasons",
4623                 nil]];
4624             else {
4625                 if ([package essential])
4626                     remove = true;
4627                 [removes addObject:name];
4628             }
4629
4630             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4631             substrate_ |= DepSubstrate(iterator.CurrentVer());
4632         }
4633
4634         if (!remove)
4635             essential_ = nil;
4636         else if (Advanced_) {
4637             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4638
4639             essential_ = [[UIAlertView alloc]
4640                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4641                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4642                 delegate:self
4643                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4644                 otherButtonTitles:
4645                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4646                 nil
4647             ];
4648
4649             [essential_ setContext:@"remove"];
4650         } else {
4651             essential_ = [[UIAlertView alloc]
4652                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4653                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4654                 delegate:self
4655                 cancelButtonTitle:UCLocalize("OKAY")
4656                 otherButtonTitles:nil
4657             ];
4658
4659             [essential_ setContext:@"unable"];
4660         }
4661
4662         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4663             installs, @"installs",
4664             reinstalls, @"reinstalls",
4665             upgrades, @"upgrades",
4666             downgrades, @"downgrades",
4667             removes, @"removes",
4668         nil];
4669
4670         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4671             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4672             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4673         nil];
4674
4675         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4676
4677         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4678             initWithTitle:UCLocalize("CANCEL")
4679             style:UIBarButtonItemStylePlain
4680             target:self
4681             action:@selector(cancelButtonClicked)
4682         ] autorelease]];
4683     } return self;
4684 }
4685
4686 #if !AlwaysReload
4687 - (void) applyRightButton {
4688     if ([issues_ count] == 0 && ![self isLoading])
4689         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4690             initWithTitle:UCLocalize("CONFIRM")
4691             style:UIBarButtonItemStyleDone
4692             target:self
4693             action:@selector(confirmButtonClicked)
4694         ] autorelease]];
4695     else
4696         [[self navigationItem] setRightBarButtonItem:nil];
4697 }
4698 #endif
4699
4700 - (void) cancelButtonClicked {
4701     [self dismissModalViewControllerAnimated:YES];
4702     [delegate_ cancelAndClear:YES];
4703 }
4704
4705 #if !AlwaysReload
4706 - (void) confirmButtonClicked {
4707     if (essential_ != nil)
4708         [essential_ show];
4709     else {
4710         if (substrate_)
4711             Finish_ = 2;
4712         [delegate_ confirmWithNavigationController:[self navigationController]];
4713     }
4714 }
4715 #endif
4716
4717 @end
4718 /* }}} */
4719
4720 /* Progress Data {{{ */
4721 @interface ProgressData : NSObject {
4722     SEL selector_;
4723     // XXX: should these really both be _transient?
4724     _transient id target_;
4725     _transient id object_;
4726 }
4727
4728 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4729
4730 - (SEL) selector;
4731 - (id) target;
4732 - (id) object;
4733
4734 @end
4735
4736 @implementation ProgressData
4737
4738 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4739     if ((self = [super init]) != nil) {
4740         selector_ = selector;
4741         target_ = target;
4742         object_ = object;
4743     } return self;
4744 }
4745
4746 - (SEL) selector {
4747     return selector_;
4748 }
4749
4750 - (id) target {
4751     return target_;
4752 }
4753
4754 - (id) object {
4755     return object_;
4756 }
4757
4758 @end
4759 /* }}} */
4760 /* Progress Controller {{{ */
4761 @interface ProgressController : CYViewController <
4762     ConfigurationDelegate,
4763     ProgressDelegate
4764 > {
4765     _transient Database *database_;
4766     UIProgressBar *progress_;
4767     UITextView *output_;
4768     UITextLabel *status_;
4769     UIPushButton *close_;
4770     BOOL running_;
4771     SHA1SumValue springlist_;
4772     SHA1SumValue notifyconf_;
4773     NSString *title_;
4774 }
4775
4776 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4777
4778 - (void) _retachThread;
4779 - (void) _detachNewThreadData:(ProgressData *)data;
4780 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4781
4782 - (BOOL) isRunning;
4783
4784 @end
4785
4786 @protocol ProgressControllerDelegate
4787 - (void) progressControllerIsComplete:(ProgressController *)sender;
4788 @end
4789
4790 @implementation ProgressController
4791
4792 - (void) dealloc {
4793     [database_ setDelegate:nil];
4794     [progress_ release];
4795     [output_ release];
4796     [status_ release];
4797     [close_ release];
4798     if (title_ != nil)
4799         [title_ release];
4800     [super dealloc];
4801 }
4802
4803 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4804     if ((self = [super init]) != nil) {
4805         database_ = database;
4806         [database_ setDelegate:self];
4807         delegate_ = delegate;
4808
4809         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4810
4811         progress_ = [[UIProgressBar alloc] init];
4812         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4813         [progress_ setStyle:0];
4814
4815         status_ = [[UITextLabel alloc] init];
4816         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4817         [status_ setColor:[UIColor whiteColor]];
4818         [status_ setBackgroundColor:[UIColor clearColor]];
4819         [status_ setCentersHorizontally:YES];
4820         //[status_ setFont:font];
4821
4822         output_ = [[UITextView alloc] init];
4823         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4824         //[output_ setTextFont:@"Courier New"];
4825         [output_ setFont:[[output_ font] fontWithSize:12]];
4826         [output_ setTextColor:[UIColor whiteColor]];
4827         [output_ setBackgroundColor:[UIColor clearColor]];
4828         [output_ setMarginTop:0];
4829         [output_ setAllowsRubberBanding:YES];
4830         [output_ setEditable:NO];
4831         [[self view] addSubview:output_];
4832
4833         close_ = [[UIPushButton alloc] init];
4834         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4835         [close_ setAutosizesToFit:NO];
4836         [close_ setDrawsShadow:YES];
4837         [close_ setStretchBackground:YES];
4838         [close_ setEnabled:YES];
4839         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4840         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4841         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4842         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4843     } return self;
4844 }
4845
4846 - (void) positionViews {
4847     CGRect bounds = [[self view] bounds];
4848     CGSize prgsize = [UIProgressBar defaultSize];
4849
4850     CGRect prgrect = {{
4851         (bounds.size.width - prgsize.width) / 2,
4852         bounds.size.height - prgsize.height - 20
4853     }, prgsize};
4854
4855     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4856
4857     [progress_ setFrame:prgrect];
4858     [status_ setFrame:CGRectMake(
4859         10,
4860         bounds.size.height - prgsize.height - 50,
4861         bounds.size.width - 20,
4862         24
4863     )];
4864     [output_ setFrame:CGRectMake(
4865         10,
4866         20,
4867         bounds.size.width - 20,
4868         bounds.size.height - 96
4869     )];
4870     [close_ setFrame:CGRectMake(
4871         (bounds.size.width - closewidth) / 2,
4872         bounds.size.height - prgsize.height - 50,
4873         closewidth,
4874         32 + prgsize.height
4875     )];
4876 }
4877
4878 - (void) viewWillAppear:(BOOL)animated {
4879     [super viewDidAppear:animated];
4880     [[self navigationItem] setHidesBackButton:YES];
4881     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4882
4883     [self positionViews];
4884 }
4885
4886 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4887     [self positionViews];
4888 }
4889
4890 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4891     NSString *context([alert context]);
4892
4893     if ([context isEqualToString:@"conffile"]) {
4894         FILE *input = [database_ input];
4895         if (button == [alert cancelButtonIndex])
4896             fprintf(input, "N\n");
4897         else if (button == [alert firstOtherButtonIndex])
4898             fprintf(input, "Y\n");
4899         fflush(input);
4900     }
4901 }
4902
4903 - (void) closeButtonPushed {
4904     running_ = NO;
4905
4906     UpdateExternalStatus(0);
4907
4908     switch (Finish_) {
4909         case 0:
4910             [self dismissModalViewControllerAnimated:YES];
4911         break;
4912
4913         case 1:
4914             [delegate_ terminateWithSuccess];
4915             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4916                 [delegate_ suspendWithAnimation:YES];
4917             else
4918                 [delegate_ suspend];*/
4919         break;
4920
4921         case 2:
4922             _trace();
4923             goto reload;
4924
4925         case 3:
4926             _trace();
4927             goto reload;
4928
4929         reload:
4930             system("/usr/bin/sbreload");
4931             _trace();
4932         break;
4933
4934         case 4:
4935             _trace();
4936             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4937                 SBReboot(SBSSpringBoardServerPort());
4938             else
4939                 reboot2(RB_AUTOBOOT);
4940         break;
4941     }
4942 }
4943
4944 - (void) _retachThread {
4945     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4946
4947     [[self view] addSubview:close_];
4948     [progress_ removeFromSuperview];
4949     [status_ removeFromSuperview];
4950
4951     [database_ popErrorWithTitle:title_];
4952     [delegate_ progressControllerIsComplete:self];
4953
4954     if (Finish_ < 4) {
4955         FileFd file;
4956         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4957             _error->Discard();
4958         else {
4959             MMap mmap(file, MMap::ReadOnly);
4960             SHA1Summation sha1;
4961             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4962             if (!(notifyconf_ == sha1.Result()))
4963                 Finish_ = 4;
4964         }
4965     }
4966
4967     if (Finish_ < 3) {
4968         FileFd file;
4969         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4970             _error->Discard();
4971         else {
4972             MMap mmap(file, MMap::ReadOnly);
4973             SHA1Summation sha1;
4974             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4975             if (!(springlist_ == sha1.Result()))
4976                 Finish_ = 3;
4977         }
4978     }
4979
4980     switch (Finish_) {
4981         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4982         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4983         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4984         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4985         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4986     }
4987
4988     _trace();
4989     system("su -c /usr/bin/uicache mobile");
4990     _trace();
4991
4992     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4993
4994     [delegate_ setStatusBarShowsProgress:NO];
4995 }
4996
4997 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4998     [[data target] performSelector:[data selector] withObject:[data object]];
4999     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
5000 }
5001
5002 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
5003     UpdateExternalStatus(1);
5004
5005     if (title_ != nil)
5006         [title_ release];
5007     if (title == nil)
5008         title_ = nil;
5009     else
5010         title_ = [title retain];
5011
5012     [[self navigationItem] setTitle:title_];
5013
5014     [status_ setText:nil];
5015     [output_ setText:@""];
5016     [progress_ setProgress:0];
5017
5018     [close_ removeFromSuperview];
5019     [[self view] addSubview:progress_];
5020     [[self view] addSubview:status_];
5021
5022     [delegate_ setStatusBarShowsProgress:YES];
5023     running_ = YES;
5024
5025     {
5026         FileFd file;
5027         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5028             _error->Discard();
5029         else {
5030             MMap mmap(file, MMap::ReadOnly);
5031             SHA1Summation sha1;
5032             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5033             notifyconf_ = sha1.Result();
5034         }
5035     }
5036
5037     {
5038         FileFd file;
5039         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5040             _error->Discard();
5041         else {
5042             MMap mmap(file, MMap::ReadOnly);
5043             SHA1Summation sha1;
5044             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5045             springlist_ = sha1.Result();
5046         }
5047     }
5048
5049     [NSThread
5050         detachNewThreadSelector:@selector(_detachNewThreadData:)
5051         toTarget:self
5052         withObject:[[[ProgressData alloc]
5053             initWithSelector:selector
5054             target:target
5055             object:object
5056         ] autorelease]
5057     ];
5058 }
5059
5060 - (void) repairWithSelector:(SEL)selector {
5061     [self
5062         detachNewThreadSelector:selector
5063         toTarget:database_
5064         withObject:nil
5065         title:UCLocalize("REPAIRING")
5066     ];
5067 }
5068
5069 - (void) setConfigurationData:(NSString *)data {
5070     [self
5071         performSelectorOnMainThread:@selector(_setConfigurationData:)
5072         withObject:data
5073         waitUntilDone:YES
5074     ];
5075 }
5076
5077 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5078     CYAlertView *sheet([[[CYAlertView alloc]
5079         initWithTitle:title
5080         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5081         defaultButtonIndex:0
5082     ] autorelease]);
5083
5084     [sheet setMessage:error];
5085     [sheet yieldToPopupAlertAnimated:YES];
5086     [sheet dismiss];
5087 }
5088
5089 - (void) setProgressTitle:(NSString *)title {
5090     [self
5091         performSelectorOnMainThread:@selector(_setProgressTitle:)
5092         withObject:title
5093         waitUntilDone:YES
5094     ];
5095 }
5096
5097 - (void) startProgress {
5098 }
5099
5100 - (void) addProgressOutput:(NSString *)output {
5101     [self
5102         performSelectorOnMainThread:@selector(_addProgressOutput:)
5103         withObject:output
5104         waitUntilDone:YES
5105     ];
5106 }
5107
5108 - (bool) isCancelling:(size_t)received {
5109     return false;
5110 }
5111
5112 - (void) _setConfigurationData:(NSString *)data {
5113     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5114
5115     if (!conffile_r(data)) {
5116         lprintf("E:invalid conffile\n");
5117         return;
5118     }
5119
5120     NSString *ofile = conffile_r[1];
5121     //NSString *nfile = conffile_r[2];
5122
5123     UIAlertView *alert = [[[UIAlertView alloc]
5124         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5125         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5126         delegate:self
5127         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5128         otherButtonTitles:
5129             UCLocalize("ACCEPT_NEW_COPY"),
5130             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5131         nil
5132     ] autorelease];
5133
5134     [alert setContext:@"conffile"];
5135     [alert show];
5136 }
5137
5138 - (void) _setProgressTitle:(NSString *)title {
5139     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5140     for (size_t i(0), e([words count]); i != e; ++i) {
5141         NSString *word([words objectAtIndex:i]);
5142         if (Package *package = [database_ packageWithName:word])
5143             [words replaceObjectAtIndex:i withObject:[package name]];
5144     }
5145
5146     [status_ setText:[words componentsJoinedByString:@" "]];
5147 }
5148
5149 - (void) setProgressPercent:(NSNumber *)percent {
5150     [progress_ setProgress:[percent floatValue]];
5151 }
5152
5153 - (void) _addProgressOutput:(NSString *)output {
5154     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5155     CGSize size = [output_ contentSize];
5156     CGPoint offset = [output_ contentOffset];
5157     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5158         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5159         [output_ scrollRectToVisible:rect animated:YES];
5160     }
5161 }
5162
5163 - (BOOL) isRunning {
5164     return running_;
5165 }
5166
5167 @end
5168 /* }}} */
5169
5170 /* Cell Content View {{{ */
5171 @protocol ContentDelegate
5172 - (void) drawContentRect:(CGRect)rect;
5173 @end
5174
5175 @interface ContentView : UIView {
5176     _transient id<ContentDelegate> delegate_;
5177 }
5178
5179 @end
5180
5181 @implementation ContentView
5182
5183 - (id) initWithFrame:(CGRect)frame {
5184     if ((self = [super initWithFrame:frame]) != nil) {
5185         [self setNeedsDisplayOnBoundsChange:YES];
5186     } return self;
5187 }
5188
5189 - (void) setDelegate:(id<ContentDelegate>)delegate {
5190     delegate_ = delegate;
5191 }
5192
5193 - (void) drawRect:(CGRect)rect {
5194     [super drawRect:rect];
5195     [delegate_ drawContentRect:rect];
5196 }
5197
5198 @end
5199 /* }}} */
5200 /* Cydia TableView Cell {{{ */
5201 @interface CYTableViewCell : UITableViewCell {
5202     ContentView *content_;
5203     bool highlighted_;
5204 }
5205
5206 @end
5207
5208 @implementation CYTableViewCell
5209
5210 - (void) dealloc {
5211     [content_ release];
5212     [super dealloc];
5213 }
5214
5215 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5216     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5217
5218     if (view == content_) {
5219         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5220         highlighted_ = highlighted;
5221     }
5222
5223     [super _updateHighlightColorsForView:view highlighted:highlighted];
5224 }
5225
5226 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5227     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5228     highlighted_ = selected;
5229
5230     [super setSelected:selected animated:animated];
5231     [content_ setNeedsDisplay];
5232 }
5233
5234 @end
5235 /* }}} */
5236
5237 /* Package Cell {{{ */
5238 @interface PackageCell : CYTableViewCell <
5239     ContentDelegate
5240 > {
5241     UIImage *icon_;
5242     NSString *name_;
5243     NSString *description_;
5244     bool commercial_;
5245     NSString *source_;
5246     UIImage *badge_;
5247     Package *package_;
5248     UIImage *placard_;
5249 }
5250
5251 - (PackageCell *) init;
5252 - (void) setPackage:(Package *)package;
5253
5254 - (void) drawContentRect:(CGRect)rect;
5255
5256 @end
5257
5258 @implementation PackageCell
5259
5260 - (void) clearPackage {
5261     if (icon_ != nil) {
5262         [icon_ release];
5263         icon_ = nil;
5264     }
5265
5266     if (name_ != nil) {
5267         [name_ release];
5268         name_ = nil;
5269     }
5270
5271     if (description_ != nil) {
5272         [description_ release];
5273         description_ = nil;
5274     }
5275
5276     if (source_ != nil) {
5277         [source_ release];
5278         source_ = nil;
5279     }
5280
5281     if (badge_ != nil) {
5282         [badge_ release];
5283         badge_ = nil;
5284     }
5285
5286     if (placard_ != nil) {
5287         [placard_ release];
5288         placard_ = nil;
5289     }
5290
5291     [package_ release];
5292     package_ = nil;
5293 }
5294
5295 - (void) dealloc {
5296     [self clearPackage];
5297     [super dealloc];
5298 }
5299
5300 - (PackageCell *) init {
5301     CGRect frame(CGRectMake(0, 0, 320, 74));
5302     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5303         UIView *content([self contentView]);
5304         CGRect bounds([content bounds]);
5305
5306         content_ = [[ContentView alloc] initWithFrame:bounds];
5307         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5308         [content addSubview:content_];
5309
5310         [content_ setDelegate:self];
5311         [content_ setOpaque:YES];
5312     } return self;
5313 }
5314
5315 - (NSString *) accessibilityLabel {
5316     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5317 }
5318
5319 - (void) setPackage:(Package *)package {
5320     [self clearPackage];
5321     [package parse];
5322
5323     Source *source = [package source];
5324
5325     icon_ = [[package icon] retain];
5326     name_ = [[package name] retain];
5327
5328     if (IsWildcat_)
5329         description_ = [package longDescription];
5330     if (description_ == nil)
5331         description_ = [package shortDescription];
5332     if (description_ != nil)
5333         description_ = [description_ retain];
5334
5335     commercial_ = [package isCommercial];
5336
5337     package_ = [package retain];
5338
5339     NSString *label = nil;
5340     bool trusted = false;
5341
5342     if (source != nil) {
5343         label = [source label];
5344         trusted = [source trusted];
5345     } else if ([[package id] isEqualToString:@"firmware"])
5346         label = UCLocalize("APPLE");
5347     else
5348         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5349
5350     NSString *from(label);
5351
5352     NSString *section = [package simpleSection];
5353     if (section != nil && ![section isEqualToString:label]) {
5354         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5355         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5356     }
5357
5358     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5359     source_ = [from retain];
5360
5361     if (NSString *purpose = [package primaryPurpose])
5362         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5363             badge_ = [badge_ retain];
5364
5365     UIColor *color;
5366     NSString *placard;
5367
5368     if (NSString *mode = [package_ mode]) {
5369         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5370             color = RemovingColor_;
5371             //placard = @"removing";
5372         } else {
5373             color = InstallingColor_;
5374             //placard = @"installing";
5375         }
5376
5377         // XXX: the removing/installing placards are not @2x
5378         placard = nil;
5379     } else {
5380         color = [UIColor whiteColor];
5381
5382         if ([package installed] != nil)
5383             placard = @"installed";
5384         else
5385             placard = nil;
5386     }
5387
5388     [content_ setBackgroundColor:color];
5389
5390     if (placard != nil)
5391         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5392             placard_ = [placard_ retain];
5393
5394     [self setNeedsDisplay];
5395     [content_ setNeedsDisplay];
5396 }
5397
5398 - (void) drawContentRect:(CGRect)rect {
5399     bool highlighted(highlighted_);
5400     float width([self bounds].size.width);
5401
5402 #if 0
5403     CGContextRef context(UIGraphicsGetCurrentContext());
5404     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5405     CGContextFillRect(context, rect);
5406 #endif
5407
5408     if (icon_ != nil) {
5409         CGRect rect;
5410         rect.size = [icon_ size];
5411
5412         rect.size.width /= 2;
5413         rect.size.height /= 2;
5414
5415         rect.origin.x = 25 - rect.size.width / 2;
5416         rect.origin.y = 25 - rect.size.height / 2;
5417
5418         [icon_ drawInRect:rect];
5419     }
5420
5421     if (badge_ != nil) {
5422         CGRect rect;
5423         rect.size = [badge_ size];
5424
5425         rect.size.width /= 2;
5426         rect.size.height /= 2;
5427
5428         rect.origin.x = 36 - rect.size.width / 2;
5429         rect.origin.y = 36 - rect.size.height / 2;
5430
5431         [badge_ drawInRect:rect];
5432     }
5433
5434     if (highlighted)
5435         UISetColor(White_);
5436
5437     if (!highlighted)
5438         UISetColor(commercial_ ? Purple_ : Black_);
5439     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5440     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5441
5442     if (!highlighted)
5443         UISetColor(commercial_ ? Purplish_ : Gray_);
5444     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5445
5446     if (placard_ != nil)
5447         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5448 }
5449
5450 @end
5451 /* }}} */
5452 /* Section Cell {{{ */
5453 @interface SectionCell : CYTableViewCell <
5454     ContentDelegate
5455 > {
5456     NSString *basic_;
5457     NSString *section_;
5458     NSString *name_;
5459     NSString *count_;
5460     UIImage *icon_;
5461     UISwitch *switch_;
5462     BOOL editing_;
5463 }
5464
5465 - (void) setSection:(Section *)section editing:(BOOL)editing;
5466
5467 @end
5468
5469 @implementation SectionCell
5470
5471 - (void) clearSection {
5472     if (basic_ != nil) {
5473         [basic_ release];
5474         basic_ = nil;
5475     }
5476
5477     if (section_ != nil) {
5478         [section_ release];
5479         section_ = nil;
5480     }
5481
5482     if (name_ != nil) {
5483         [name_ release];
5484         name_ = nil;
5485     }
5486
5487     if (count_ != nil) {
5488         [count_ release];
5489         count_ = nil;
5490     }
5491 }
5492
5493 - (void) dealloc {
5494     [self clearSection];
5495     [icon_ release];
5496     [switch_ release];
5497     [super dealloc];
5498 }
5499
5500 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5501     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5502         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5503         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5504         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5505
5506         UIView *content([self contentView]);
5507         CGRect bounds([content bounds]);
5508
5509         content_ = [[ContentView alloc] initWithFrame:bounds];
5510         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5511         [content addSubview:content_];
5512         [content_ setBackgroundColor:[UIColor whiteColor]];
5513
5514         [content_ setDelegate:self];
5515     } return self;
5516 }
5517
5518 - (void) onSwitch:(id)sender {
5519     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5520     if (metadata == nil) {
5521         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5522         [Sections_ setObject:metadata forKey:basic_];
5523     }
5524
5525     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5526     Changed_ = true;
5527 }
5528
5529 - (void) setSection:(Section *)section editing:(BOOL)editing {
5530     if (editing != editing_) {
5531         if (editing_)
5532             [switch_ removeFromSuperview];
5533         else
5534             [self addSubview:switch_];
5535         editing_ = editing;
5536     }
5537
5538     [self clearSection];
5539
5540     if (section == nil) {
5541         name_ = [UCLocalize("ALL_PACKAGES") retain];
5542         count_ = nil;
5543     } else {
5544         basic_ = [section name];
5545         if (basic_ != nil)
5546             basic_ = [basic_ retain];
5547
5548         section_ = [section localized];
5549         if (section_ != nil)
5550             section_ = [section_ retain];
5551
5552         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5553         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5554
5555         if (editing_)
5556             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5557     }
5558
5559     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5560     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5561
5562     [content_ setNeedsDisplay];
5563 }
5564
5565 - (void) setFrame:(CGRect)frame {
5566     [super setFrame:frame];
5567
5568     CGRect rect([switch_ frame]);
5569     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5570 }
5571
5572 - (NSString *) accessibilityLabel {
5573     return name_;
5574 }
5575
5576 - (void) drawContentRect:(CGRect)rect {
5577     bool highlighted(highlighted_ && !editing_);
5578
5579     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5580
5581     if (highlighted)
5582         UISetColor(White_);
5583
5584     float width(rect.size.width);
5585     if (editing_)
5586         width -= 87;
5587
5588     if (!highlighted)
5589         UISetColor(Black_);
5590     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5591
5592     CGSize size = [count_ sizeWithFont:Font14_];
5593
5594     UISetColor(White_);
5595     if (count_ != nil)
5596         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5597 }
5598
5599 @end
5600 /* }}} */
5601
5602 /* File Table {{{ */
5603 @interface FileTable : CYViewController <
5604     UITableViewDataSource,
5605     UITableViewDelegate
5606 > {
5607     _transient Database *database_;
5608     Package *package_;
5609     NSString *name_;
5610     NSMutableArray *files_;
5611     UITableView *list_;
5612 }
5613
5614 - (id) initWithDatabase:(Database *)database;
5615 - (void) setPackage:(Package *)package;
5616
5617 @end
5618
5619 @implementation FileTable
5620
5621 - (void) dealloc {
5622     [self releaseSubviews];
5623
5624     [package_ release];
5625     [name_ release];
5626     [files_ release];
5627
5628     [super dealloc];
5629 }
5630
5631 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5632     return files_ == nil ? 0 : [files_ count];
5633 }
5634
5635 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5636     return 24.0f;
5637 }*/
5638
5639 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5640     static NSString *reuseIdentifier = @"Cell";
5641
5642     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5643     if (cell == nil) {
5644         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5645         [cell setFont:[UIFont systemFontOfSize:16]];
5646     }
5647     [cell setText:[files_ objectAtIndex:indexPath.row]];
5648     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5649
5650     return cell;
5651 }
5652
5653 - (NSURL *) navigationURL {
5654     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5655 }
5656
5657 - (void) loadView {
5658     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5659
5660     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5661     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5662     [list_ setRowHeight:24.0f];
5663     [list_ setDataSource:self];
5664     [list_ setDelegate:self];
5665     [[self view] addSubview:list_];
5666 }
5667
5668 - (void) viewDidLoad {
5669     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5670 }
5671
5672 - (void) releaseSubviews {
5673     [list_ release];
5674     list_ = nil;
5675 }
5676
5677 - (id) initWithDatabase:(Database *)database {
5678     if ((self = [super init]) != nil) {
5679         database_ = database;
5680
5681         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5682     } return self;
5683 }
5684
5685 - (void) setPackage:(Package *)package {
5686     if (package_ != nil) {
5687         [package_ autorelease];
5688         package_ = nil;
5689     }
5690
5691     if (name_ != nil) {
5692         [name_ release];
5693         name_ = nil;
5694     }
5695
5696     [files_ removeAllObjects];
5697
5698     if (package != nil) {
5699         package_ = [package retain];
5700         name_ = [[package id] retain];
5701
5702         if (NSArray *files = [package files])
5703             [files_ addObjectsFromArray:files];
5704
5705         if ([files_ count] != 0) {
5706             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5707                 [files_ removeObjectAtIndex:0];
5708             [files_ sortUsingSelector:@selector(compareByPath:)];
5709
5710             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5711             [stack addObject:@"/"];
5712
5713             for (int i(0), e([files_ count]); i != e; ++i) {
5714                 NSString *file = [files_ objectAtIndex:i];
5715                 while (![file hasPrefix:[stack lastObject]])
5716                     [stack removeLastObject];
5717                 NSString *directory = [stack lastObject];
5718                 [stack addObject:[file stringByAppendingString:@"/"]];
5719                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5720                     ([stack count] - 2) * 3, "",
5721                     [file substringFromIndex:[directory length]]
5722                 ]];
5723             }
5724         }
5725     }
5726
5727     [list_ reloadData];
5728 }
5729
5730 - (void) reloadData {
5731     [super reloadData];
5732
5733     [self setPackage:[database_ packageWithName:name_]];
5734 }
5735
5736 @end
5737 /* }}} */
5738 /* Package Controller {{{ */
5739 @interface CYPackageController : CYBrowserController <
5740     UIActionSheetDelegate
5741 > {
5742     _transient Database *database_;
5743     Package *package_;
5744     NSString *name_;
5745     bool commercial_;
5746     NSMutableArray *buttons_;
5747     UIBarButtonItem *button_;
5748 }
5749
5750 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5751
5752 @end
5753
5754 @implementation CYPackageController
5755
5756 - (void) dealloc {
5757     if (package_ != nil)
5758         [package_ release];
5759     if (name_ != nil)
5760         [name_ release];
5761
5762     [buttons_ release];
5763
5764     if (button_ != nil)
5765         [button_ release];
5766
5767     [super dealloc];
5768 }
5769
5770 - (NSURL *) navigationURL {
5771     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5772 }
5773
5774 /* XXX: this is not safe at all... localization of /fail/ */
5775 - (void) _clickButtonWithName:(NSString *)name {
5776     if ([name isEqualToString:UCLocalize("CLEAR")])
5777         [delegate_ clearPackage:package_];
5778     else if ([name isEqualToString:UCLocalize("INSTALL")])
5779         [delegate_ installPackage:package_];
5780     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5781         [delegate_ installPackage:package_];
5782     else if ([name isEqualToString:UCLocalize("REMOVE")])
5783         [delegate_ removePackage:package_];
5784     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5785         [delegate_ installPackage:package_];
5786     else _assert(false);
5787 }
5788
5789 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5790     NSString *context([sheet context]);
5791
5792     if ([context isEqualToString:@"modify"]) {
5793         if (button != [sheet cancelButtonIndex]) {
5794             NSString *buttonName = [buttons_ objectAtIndex:button];
5795             [self _clickButtonWithName:buttonName];
5796         }
5797
5798         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5799     }
5800 }
5801
5802 - (bool) _allowJavaScriptPanel {
5803     return commercial_;
5804 }
5805
5806 #if !AlwaysReload
5807 - (void) _customButtonClicked {
5808     int count([buttons_ count]);
5809     if (count == 0)
5810         return;
5811
5812     if (count == 1)
5813         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5814     else {
5815         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5816         [buttons addObjectsFromArray:buttons_];
5817
5818         UIActionSheet *sheet = [[[UIActionSheet alloc]
5819             initWithTitle:nil
5820             delegate:self
5821             cancelButtonTitle:nil
5822             destructiveButtonTitle:nil
5823             otherButtonTitles:nil
5824         ] autorelease];
5825
5826         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5827         if (!IsWildcat_) {
5828            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5829            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5830         }
5831         [sheet setContext:@"modify"];
5832
5833         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5834     }
5835 }
5836
5837 // We don't want to allow non-commercial packages to do custom things to the install button,
5838 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5839 - (void) customButtonClicked {
5840     if (commercial_)
5841         [super customButtonClicked];
5842     else
5843         [self _customButtonClicked];
5844 }
5845
5846 - (void) reloadButtonClicked {
5847     // Don't reload a commerical package by tapping the loading button,
5848     // but if it's not an Install button, we should forward it on.
5849     if (![package_ uninstalled])
5850         [self _customButtonClicked];
5851 }
5852
5853 - (void) applyLoadingTitle {
5854     // Don't show "Loading" as the title. Ever.
5855 }
5856
5857 - (UIBarButtonItem *) rightButton {
5858     return button_;
5859 }
5860 #endif
5861
5862 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5863     if ((self = [super init]) != nil) {
5864         database_ = database;
5865         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5866         name_ = [[NSString alloc] initWithString:name];
5867         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5868     } return self;
5869 }
5870
5871 - (void) reloadData {
5872     if (package_ != nil)
5873         [package_ autorelease];
5874     package_ = [database_ packageWithName:name_];
5875
5876     [buttons_ removeAllObjects];
5877
5878     if (package_ != nil) {
5879         [package_ parse];
5880
5881         package_ = [package_ retain];
5882         commercial_ = [package_ isCommercial];
5883
5884         if ([package_ mode] != nil)
5885             [buttons_ addObject:UCLocalize("CLEAR")];
5886         if ([package_ source] == nil);
5887         else if ([package_ upgradableAndEssential:NO])
5888             [buttons_ addObject:UCLocalize("UPGRADE")];
5889         else if ([package_ uninstalled])
5890             [buttons_ addObject:UCLocalize("INSTALL")];
5891         else
5892             [buttons_ addObject:UCLocalize("REINSTALL")];
5893         if (![package_ uninstalled])
5894             [buttons_ addObject:UCLocalize("REMOVE")];
5895     }
5896
5897     if (button_ != nil)
5898         [button_ release];
5899
5900     NSString *title;
5901     switch ([buttons_ count]) {
5902         case 0: title = nil; break;
5903         case 1: title = [buttons_ objectAtIndex:0]; break;
5904         default: title = UCLocalize("MODIFY"); break;
5905     }
5906
5907     button_ = [[UIBarButtonItem alloc]
5908         initWithTitle:title
5909         style:UIBarButtonItemStylePlain
5910         target:self
5911         action:@selector(customButtonClicked)
5912     ];
5913
5914     [super reloadData];
5915 }
5916
5917 - (bool) isLoading {
5918     return commercial_ ? [super isLoading] : false;
5919 }
5920
5921 @end
5922 /* }}} */
5923
5924 /* Package List Controller {{{ */
5925 @interface PackageListController : CYViewController <
5926     UITableViewDataSource,
5927     UITableViewDelegate
5928 > {
5929     _transient Database *database_;
5930     unsigned era_;
5931     NSMutableArray *packages_;
5932     NSMutableArray *sections_;
5933     UITableView *list_;
5934     NSMutableArray *index_;
5935     NSMutableDictionary *indices_;
5936     NSString *title_;
5937 }
5938
5939 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5940 - (void) setDelegate:(id)delegate;
5941 - (void) resetCursor;
5942
5943 @end
5944
5945 @implementation PackageListController
5946
5947 - (void) dealloc {
5948     [packages_ release];
5949     [sections_ release];
5950     [list_ release];
5951     [index_ release];
5952     [indices_ release];
5953     [title_ release];
5954
5955     [super dealloc];
5956 }
5957
5958 - (void) deselectWithAnimation:(BOOL)animated {
5959     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5960 }
5961
5962 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5963     CGRect base = [[self view] bounds];
5964     base.size.height -= bounds.size.height;
5965     base.origin = [list_ frame].origin;
5966
5967     [UIView beginAnimations:nil context:NULL];
5968     [UIView setAnimationBeginsFromCurrentState:YES];
5969     [UIView setAnimationCurve:curve];
5970     [UIView setAnimationDuration:duration];
5971     [list_ setFrame:base];
5972     [UIView commitAnimations];
5973 }
5974
5975 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5976     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5977 }
5978
5979 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5980     [self resizeForKeyboardBounds:bounds duration:0];
5981 }
5982
5983 - (void) keyboardWillShow:(NSNotification *)notification {
5984     CGRect bounds;
5985     CGPoint center;
5986     NSTimeInterval duration;
5987     UIViewAnimationCurve curve;
5988     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5989     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5990     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5991     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5992
5993     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);
5994     UIViewController *base = self;
5995     while ([base parentViewController] != nil)
5996         base = [base parentViewController];
5997     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5998     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5999
6000     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6001 }
6002
6003 - (void) keyboardWillHide:(NSNotification *)notification {
6004     NSTimeInterval duration;
6005     UIViewAnimationCurve curve;
6006     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6007     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6008
6009     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6010 }
6011
6012 - (void) viewWillAppear:(BOOL)animated {
6013     [super viewWillAppear:animated];
6014
6015     [self resizeForKeyboardBounds:CGRectZero];
6016     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6017     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6018 }
6019
6020 - (void) viewWillDisappear:(BOOL)animated {
6021     [super viewWillDisappear:animated];
6022
6023     [self resizeForKeyboardBounds:CGRectZero];
6024     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6025     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6026 }
6027
6028 - (void) viewDidAppear:(BOOL)animated {
6029     [super viewDidAppear:animated];
6030     [self deselectWithAnimation:animated];
6031 }
6032
6033 - (void) didSelectPackage:(Package *)package {
6034     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6035     [view setDelegate:delegate_];
6036     [[self navigationController] pushViewController:view animated:YES];
6037 }
6038
6039 #if TryIndexedCollation
6040 + (BOOL) hasIndexedCollation {
6041     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6042 }
6043 #endif
6044
6045 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6046     NSInteger count([sections_ count]);
6047     return count == 0 ? 1 : count;
6048 }
6049
6050 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6051     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6052         return nil;
6053     return [[sections_ objectAtIndex:section] name];
6054 }
6055
6056 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6057     if ([sections_ count] == 0)
6058         return 0;
6059     return [[sections_ objectAtIndex:section] count];
6060 }
6061
6062 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6063 @synchronized (database_) {
6064     if ([database_ era] != era_)
6065         return nil;
6066
6067     Section *section([sections_ objectAtIndex:[path section]]);
6068     NSInteger row([path row]);
6069     Package *package([packages_ objectAtIndex:([section row] + row)]);
6070     return [[package retain] autorelease];
6071 } }
6072
6073 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6074     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6075     if (cell == nil)
6076         cell = [[[PackageCell alloc] init] autorelease];
6077     [cell setPackage:[self packageAtIndexPath:path]];
6078     return cell;
6079 }
6080
6081 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6082     Package *package([self packageAtIndexPath:path]);
6083     package = [database_ packageWithName:[package id]];
6084     [self didSelectPackage:package];
6085 }
6086
6087 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6088     // XXX: is 20 the most optimal number here?
6089     return [packages_ count] > 20 ? index_ : nil;
6090 }
6091
6092 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6093 #if TryIndexedCollation
6094     if ([[self class] hasIndexedCollation]) {
6095         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6096     }
6097 #endif
6098
6099     return index;
6100 }
6101
6102 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6103     if ((self = [super init]) != nil) {
6104         database_ = database;
6105         title_ = [title copy];
6106         [[self navigationItem] setTitle:title_];
6107
6108 #if TryIndexedCollation
6109         if ([[self class] hasIndexedCollation])
6110             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6111         else
6112 #endif
6113             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6114
6115         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6116
6117         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6118         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6119
6120         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6121         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6122         [list_ setRowHeight:73];
6123         [[self view] addSubview:list_];
6124
6125         [list_ setDataSource:self];
6126         [list_ setDelegate:self];
6127     } return self;
6128 }
6129
6130 - (void) setDelegate:(id)delegate {
6131     delegate_ = delegate;
6132 }
6133
6134 - (bool) hasPackage:(Package *)package {
6135     return true;
6136 }
6137
6138 - (void) reloadData {
6139     [super reloadData];
6140
6141     era_ = [database_ era];
6142     NSArray *packages = [database_ packages];
6143
6144     [packages_ removeAllObjects];
6145     [sections_ removeAllObjects];
6146
6147     _profile(PackageTable$reloadData$Filter)
6148         for (Package *package in packages)
6149             if ([self hasPackage:package])
6150                 [packages_ addObject:package];
6151     _end
6152
6153     [indices_ removeAllObjects];
6154
6155     Section *section = nil;
6156
6157 #if TryIndexedCollation
6158     if ([[self class] hasIndexedCollation]) {
6159         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6160         NSArray *titles = [collation sectionIndexTitles];
6161         int secidx = -1;
6162
6163         _profile(PackageTable$reloadData$Section)
6164             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6165                 Package *package;
6166                 int index;
6167
6168                 _profile(PackageTable$reloadData$Section$Package)
6169                     package = [packages_ objectAtIndex:offset];
6170                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6171                 _end
6172
6173                 while (secidx < index) {
6174                     secidx += 1;
6175
6176                     _profile(PackageTable$reloadData$Section$Allocate)
6177                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6178                     _end
6179
6180                     _profile(PackageTable$reloadData$Section$Add)
6181                         [sections_ addObject:section];
6182                     _end
6183                 }
6184
6185                 [section addToCount];
6186             }
6187         _end
6188     } else
6189 #endif
6190     {
6191         [index_ removeAllObjects];
6192
6193         _profile(PackageTable$reloadData$Section)
6194             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6195                 Package *package;
6196                 unichar index;
6197
6198                 _profile(PackageTable$reloadData$Section$Package)
6199                     package = [packages_ objectAtIndex:offset];
6200                     index = [package index];
6201                 _end
6202
6203                 if (section == nil || [section index] != index) {
6204                     _profile(PackageTable$reloadData$Section$Allocate)
6205                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6206                     _end
6207
6208                     [index_ addObject:[section name]];
6209                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6210
6211                     _profile(PackageTable$reloadData$Section$Add)
6212                         [sections_ addObject:section];
6213                     _end
6214                 }
6215
6216                 [section addToCount];
6217             }
6218         _end
6219     }
6220
6221     _profile(PackageTable$reloadData$List)
6222         [list_ reloadData];
6223     _end
6224 }
6225
6226 - (void) resetCursor {
6227     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6228 }
6229
6230 @end
6231 /* }}} */
6232 /* Filtered Package List Controller {{{ */
6233 @interface FilteredPackageListController : PackageListController {
6234     SEL filter_;
6235     IMP imp_;
6236     id object_;
6237 }
6238
6239 - (void) setObject:(id)object;
6240 - (void) setObject:(id)object forFilter:(SEL)filter;
6241
6242 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6243
6244 @end
6245
6246 @implementation FilteredPackageListController
6247
6248 - (void) dealloc {
6249     if (object_ != nil)
6250         [object_ release];
6251     [super dealloc];
6252 }
6253
6254 - (void) setFilter:(SEL)filter {
6255     filter_ = filter;
6256
6257     /* XXX: this is an unsafe optimization of doomy hell */
6258     Method method(class_getInstanceMethod([Package class], filter));
6259     _assert(method != NULL);
6260     imp_ = method_getImplementation(method);
6261     _assert(imp_ != NULL);
6262 }
6263
6264 - (void) setObject:(id)object {
6265     if (object_ != nil)
6266         [object_ release];
6267     if (object == nil)
6268         object_ = nil;
6269     else
6270         object_ = [object retain];
6271 }
6272
6273 - (void) setObject:(id)object forFilter:(SEL)filter {
6274     [self setFilter:filter];
6275     [self setObject:object];
6276 }
6277
6278 - (bool) hasPackage:(Package *)package {
6279     _profile(FilteredPackageTable$hasPackage)
6280         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6281     _end
6282 }
6283
6284 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6285     if ((self = [super initWithDatabase:database title:title]) != nil) {
6286         [self setFilter:filter];
6287         [self setObject:object];
6288     } return self;
6289 }
6290
6291 @end
6292 /* }}} */
6293
6294 /* Home Controller {{{ */
6295 @interface HomeController : CYBrowserController {
6296 }
6297
6298 @end
6299
6300 @implementation HomeController
6301
6302 + (BOOL) shouldHideNavigationBar {
6303     return NO;
6304 }
6305
6306 - (NSURL *) navigationURL {
6307     return [NSURL URLWithString:@"cydia://home"];
6308 }
6309
6310 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6311     [super _setMoreHeaders:request];
6312
6313     if (ChipID_ != nil)
6314         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6315     if (UniqueID_ != nil)
6316         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6317     if (PLMN_ != nil)
6318         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6319 }
6320
6321 - (void) aboutButtonClicked {
6322     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6323
6324     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6325     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6326     [alert setCancelButtonIndex:0];
6327
6328     [alert setMessage:
6329         @"Copyright (C) 2008-2011\n"
6330         "Jay Freeman (saurik)\n"
6331         "saurik@saurik.com\n"
6332         "http://www.saurik.com/"
6333     ];
6334
6335     [alert show];
6336 }
6337
6338 - (void) viewWillDisappear:(BOOL)animated {
6339     [super viewWillDisappear:animated];
6340
6341     if ([[self class] shouldHideNavigationBar])
6342         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6343 }
6344
6345 - (void) viewWillAppear:(BOOL)animated {
6346     if (![self hasLoaded])
6347         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6348
6349     [super viewWillAppear:animated];
6350
6351     if ([[self class] shouldHideNavigationBar])
6352         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6353 }
6354
6355 - (void) viewDidLoad {
6356     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6357         initWithTitle:UCLocalize("ABOUT")
6358         style:UIBarButtonItemStylePlain
6359         target:self
6360         action:@selector(aboutButtonClicked)
6361     ] autorelease]];
6362 }
6363
6364 @end
6365 /* }}} */
6366 /* Manage Controller {{{ */
6367 @interface ManageController : CYBrowserController {
6368 }
6369
6370 - (void) queueStatusDidChange;
6371
6372 @end
6373
6374 @implementation ManageController
6375
6376 - (NSURL *) navigationURL {
6377     return [NSURL URLWithString:@"cydia://manage"];
6378 }
6379
6380 - (void) viewWillAppear:(BOOL)animated {
6381     if (![self hasLoaded])
6382         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6383
6384     [super viewWillAppear:animated];
6385 }
6386
6387 - (void) viewDidLoad {
6388     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6389         initWithTitle:UCLocalize("SETTINGS")
6390         style:UIBarButtonItemStylePlain
6391         target:self
6392         action:@selector(settingsButtonClicked)
6393     ] autorelease]];
6394
6395     [self queueStatusDidChange];
6396 }
6397
6398 - (void) settingsButtonClicked {
6399     [delegate_ showSettings];
6400 }
6401
6402 #if !AlwaysReload
6403 - (void) queueButtonClicked {
6404     [delegate_ queue];
6405 }
6406
6407 - (void) applyLoadingTitle {
6408     // Disable "Loading" title.
6409 }
6410
6411 - (void) applyRightButton {
6412     // Disable right button.
6413 }
6414 #endif
6415
6416 - (void) queueStatusDidChange {
6417 #if !AlwaysReload
6418     if (!IsWildcat_ && Queuing_) {
6419         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6420             initWithTitle:UCLocalize("QUEUE")
6421             style:UIBarButtonItemStyleDone
6422             target:self
6423             action:@selector(queueButtonClicked)
6424         ] autorelease]];
6425     } else {
6426         [[self navigationItem] setRightBarButtonItem:nil];
6427     }
6428 #endif
6429 }
6430
6431 - (bool) isLoading {
6432     // Never show as loading.
6433     return false;
6434 }
6435
6436 @end
6437 /* }}} */
6438
6439 /* Refresh Bar {{{ */
6440 @interface RefreshBar : UINavigationBar {
6441     UIProgressIndicator *indicator_;
6442     UITextLabel *prompt_;
6443     UIProgressBar *progress_;
6444     UINavigationButton *cancel_;
6445 }
6446
6447 @end
6448
6449 @implementation RefreshBar
6450
6451 - (void) dealloc {
6452     [indicator_ release];
6453     [prompt_ release];
6454     [progress_ release];
6455     [cancel_ release];
6456     [super dealloc];
6457 }
6458
6459 - (void) positionViews {
6460     CGRect frame = [cancel_ frame];
6461     frame.size = [cancel_ sizeThatFits:frame.size];
6462     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6463     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6464     [cancel_ setFrame:frame];
6465
6466     CGSize prgsize = {75, 100};
6467     CGRect prgrect = {{
6468         [self frame].size.width - prgsize.width - 10,
6469         ([self frame].size.height - prgsize.height) / 2
6470     } , prgsize};
6471     [progress_ setFrame:prgrect];
6472
6473     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6474     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6475     CGRect indrect = {{indoffset, indoffset}, indsize};
6476     [indicator_ setFrame:indrect];
6477
6478     CGSize prmsize = {215, indsize.height + 4};
6479     CGRect prmrect = {{
6480         indoffset * 2 + indsize.width,
6481         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6482     }, prmsize};
6483     [prompt_ setFrame:prmrect];
6484 }
6485
6486 - (void) setFrame:(CGRect)frame {
6487     [super setFrame:frame];
6488     [self positionViews];
6489 }
6490
6491 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6492     if ((self = [super initWithFrame:frame]) != nil) {
6493         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6494
6495         [self setBarStyle:UIBarStyleBlack];
6496
6497         UIBarStyle barstyle([self _barStyle:NO]);
6498         bool ugly(barstyle == UIBarStyleDefault);
6499
6500         UIProgressIndicatorStyle style = ugly ?
6501             UIProgressIndicatorStyleMediumBrown :
6502             UIProgressIndicatorStyleMediumWhite;
6503
6504         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6505         [indicator_ setStyle:style];
6506         [indicator_ startAnimation];
6507         [self addSubview:indicator_];
6508
6509         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6510         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6511         [prompt_ setBackgroundColor:[UIColor clearColor]];
6512         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6513         [self addSubview:prompt_];
6514
6515         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6516         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6517         [progress_ setStyle:0];
6518         [self addSubview:progress_];
6519
6520         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6521         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6522         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6523         [cancel_ setBarStyle:barstyle];
6524
6525         [self positionViews];
6526     } return self;
6527 }
6528
6529 - (void) cancel {
6530     [cancel_ removeFromSuperview];
6531 }
6532
6533 - (void) start {
6534     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6535     [progress_ setProgress:0];
6536     [self addSubview:cancel_];
6537 }
6538
6539 - (void) stop {
6540     [cancel_ removeFromSuperview];
6541 }
6542
6543 - (void) setPrompt:(NSString *)prompt {
6544     [prompt_ setText:prompt];
6545 }
6546
6547 - (void) setProgress:(float)progress {
6548     [progress_ setProgress:progress];
6549 }
6550
6551 @end
6552 /* }}} */
6553
6554 @class CYNavigationController;
6555
6556 /* Cydia Tab Bar Controller {{{ */
6557 @interface CYTabBarController : UITabBarController <
6558     UITabBarControllerDelegate,
6559     ProgressDelegate
6560 > {
6561     _transient Database *database_;
6562     RefreshBar *refreshbar_;
6563
6564     bool dropped_;
6565     bool updating_;
6566     // XXX: ok, "updatedelegate_"?...
6567     _transient NSObject<CydiaDelegate> *updatedelegate_;
6568
6569     id root_;
6570     UIViewController *remembered_;
6571     _transient UIViewController *transient_;
6572 }
6573
6574 - (NSArray *) navigationURLCollection;
6575 - (void) dropBar:(BOOL)animated;
6576 - (void) beginUpdate;
6577 - (void) raiseBar:(BOOL)animated;
6578 - (BOOL) updating;
6579
6580 @end
6581
6582 @implementation CYTabBarController
6583
6584 - (void) setUnselectedViewController:(UIViewController *)transient {
6585     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6586     if (transient != nil) {
6587         if (transient_ == nil)
6588             remembered_ = [[controllers objectAtIndex:0] retain];
6589         transient_ = transient;
6590         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6591         [controllers replaceObjectAtIndex:0 withObject:transient_];
6592         [self setSelectedIndex:0];
6593         [self setViewControllers:controllers];
6594         [self concealTabBarSelection];
6595     } else if (remembered_ != nil) {
6596         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6597         transient_ = transient;
6598         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6599         [remembered_ release];
6600         remembered_ = nil;
6601         [self setViewControllers:controllers];
6602         [self revealTabBarSelection];
6603     }
6604 }
6605
6606 - (UIViewController *) unselectedViewController {
6607     return transient_;
6608 }
6609
6610 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6611     if ([self unselectedViewController])
6612         [self setUnselectedViewController:nil];
6613 }
6614
6615 - (NSArray *) navigationURLCollection {
6616     NSMutableArray *items([NSMutableArray array]);
6617
6618     // XXX: Should this deal with transient view controllers?
6619     for (id navigation in [self viewControllers]) {
6620         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6621         if (stack != nil)
6622             [items addObject:stack];
6623     }
6624
6625     return items;
6626 }
6627
6628 - (void) reloadData {
6629     for (CYViewController *controller in [self viewControllers])
6630         [controller reloadData];
6631
6632     [(CYNavigationController *)[self unselectedViewController] reloadData];
6633 }
6634
6635 - (void) dealloc {
6636     [refreshbar_ release];
6637     [[NSNotificationCenter defaultCenter] removeObserver:self];
6638
6639     [super dealloc];
6640 }
6641
6642 - (id) initWithDatabase:(Database *)database {
6643     if ((self = [super init]) != nil) {
6644         database_ = database;
6645         [self setDelegate:self];
6646
6647         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6648         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6649
6650         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6651     } return self;
6652 }
6653
6654 - (void) setUpdate:(NSDate *)date {
6655     [self beginUpdate];
6656 }
6657
6658 - (void) beginUpdate {
6659     [refreshbar_ start];
6660     [self dropBar:YES];
6661
6662     [updatedelegate_ retainNetworkActivityIndicator];
6663     updating_ = true;
6664
6665     [NSThread
6666         detachNewThreadSelector:@selector(performUpdate)
6667         toTarget:self
6668         withObject:nil
6669     ];
6670 }
6671
6672 - (void) performUpdate { _pooled
6673     Status status;
6674     status.setDelegate(self);
6675     [database_ updateWithStatus:status];
6676
6677     [self
6678         performSelectorOnMainThread:@selector(completeUpdate)
6679         withObject:nil
6680         waitUntilDone:NO
6681     ];
6682 }
6683
6684 - (void) stopUpdateWithSelector:(SEL)selector {
6685     updating_ = false;
6686     [updatedelegate_ releaseNetworkActivityIndicator];
6687
6688     [self raiseBar:YES];
6689     [refreshbar_ stop];
6690
6691     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6692 }
6693
6694 - (void) completeUpdate {
6695     if (!updating_)
6696         return;
6697     [self stopUpdateWithSelector:@selector(reloadData)];
6698 }
6699
6700 - (void) cancelUpdate {
6701     [self stopUpdateWithSelector:@selector(updateData)];
6702 }
6703
6704 - (void) cancelPressed {
6705     [self cancelUpdate];
6706 }
6707
6708 - (BOOL) updating {
6709     return updating_;
6710 }
6711
6712 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6713     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6714 }
6715
6716 - (void) startProgress {
6717 }
6718
6719 - (void) setProgressTitle:(NSString *)title {
6720     [self
6721         performSelectorOnMainThread:@selector(_setProgressTitle:)
6722         withObject:title
6723         waitUntilDone:YES
6724     ];
6725 }
6726
6727 - (bool) isCancelling:(size_t)received {
6728     return !updating_;
6729 }
6730
6731 - (void) addProgressOutput:(NSString *)output {
6732     [self
6733         performSelectorOnMainThread:@selector(_addProgressOutput:)
6734         withObject:output
6735         waitUntilDone:YES
6736     ];
6737 }
6738
6739 - (void) _setProgressTitle:(NSString *)title {
6740     [refreshbar_ setPrompt:title];
6741 }
6742
6743 - (void) setProgressPercent:(NSNumber *)percent {
6744     [refreshbar_ setProgress:[percent floatValue]];
6745 }
6746
6747 - (void) _addProgressOutput:(NSString *)output {
6748 }
6749
6750 - (void) setUpdateDelegate:(id)delegate {
6751     updatedelegate_ = delegate;
6752 }
6753
6754 - (CGFloat) statusBarHeight {
6755     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6756         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6757     } else {
6758         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6759     }
6760 }
6761
6762 - (UIView *) transitionView {
6763     if ([self respondsToSelector:@selector(_transitionView)])
6764         return [self _transitionView];
6765     else
6766         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6767 }
6768
6769 - (void) dropBar:(BOOL)animated {
6770     if (dropped_)
6771         return;
6772     dropped_ = true;
6773
6774     UIView *transition([self transitionView]);
6775     [[self view] addSubview:refreshbar_];
6776
6777     CGRect barframe([refreshbar_ frame]);
6778
6779     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6780         barframe.origin.y = [self statusBarHeight];
6781     else
6782         barframe.origin.y = 0;
6783
6784     [refreshbar_ setFrame:barframe];
6785
6786     if (animated)
6787         [UIView beginAnimations:nil context:NULL];
6788
6789     CGRect viewframe = [transition frame];
6790     viewframe.origin.y += barframe.size.height;
6791     viewframe.size.height -= barframe.size.height;
6792     [transition setFrame:viewframe];
6793
6794     if (animated)
6795         [UIView commitAnimations];
6796
6797     // Ensure bar has the proper width for our view, it might have changed
6798     barframe.size.width = viewframe.size.width;
6799     [refreshbar_ setFrame:barframe];
6800
6801     // XXX: fix Apple's layout bug
6802     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6803 }
6804
6805 - (void) raiseBar:(BOOL)animated {
6806     if (!dropped_)
6807         return;
6808     dropped_ = false;
6809
6810     UIView *transition([self transitionView]);
6811     [refreshbar_ removeFromSuperview];
6812
6813     CGRect barframe([refreshbar_ frame]);
6814
6815     if (animated)
6816         [UIView beginAnimations:nil context:NULL];
6817
6818     CGRect viewframe = [transition frame];
6819     viewframe.origin.y -= barframe.size.height;
6820     viewframe.size.height += barframe.size.height;
6821     [transition setFrame:viewframe];
6822
6823     if (animated)
6824         [UIView commitAnimations];
6825
6826     // XXX: fix Apple's layout bug
6827     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6828 }
6829
6830 #if 0
6831 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6832     // XXX: fix Apple's layout bug
6833     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6834 }
6835 #endif
6836
6837 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6838     bool dropped(dropped_);
6839
6840     if (dropped)
6841         [self raiseBar:NO];
6842
6843     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6844
6845     if (dropped)
6846         [self dropBar:NO];
6847
6848     // XXX: fix Apple's layout bug
6849     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6850 }
6851
6852 - (void) statusBarFrameChanged:(NSNotification *)notification {
6853     if (dropped_) {
6854         [self raiseBar:NO];
6855         [self dropBar:NO];
6856     }
6857 }
6858
6859 @end
6860 /* }}} */
6861 /* Cydia Navigation Controller {{{ */
6862 @interface CYNavigationController : UINavigationController {
6863     _transient Database *database_;
6864     _transient id<UINavigationControllerDelegate> delegate_;
6865 }
6866
6867 - (NSArray *) navigationURLCollection;
6868 - (id) initWithDatabase:(Database *)database;
6869 - (void) reloadData;
6870
6871 @end
6872
6873
6874 @implementation CYNavigationController
6875
6876 - (NSArray *) navigationURLCollection {
6877     NSMutableArray *stack([NSMutableArray array]);
6878
6879     for (CYViewController *controller in [self viewControllers]) {
6880         NSString *url = [[controller navigationURL] absoluteString];
6881         if (url != nil)
6882             [stack addObject:url];
6883     }
6884
6885     return stack;
6886 }
6887
6888 - (void) reloadData {
6889     for (CYViewController *page in [self viewControllers]) {
6890         // Only reload controllers that have already loaded.
6891         // This prevents a page from accidentally loading too
6892         // early if it hasn't been shown on the screen yet.
6893         if ([page hasLoaded])
6894             [page reloadData];
6895     }
6896 }
6897
6898 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6899     delegate_ = delegate;
6900 }
6901
6902 - (id) initWithDatabase:(Database *)database {
6903     if ((self = [super init]) != nil) {
6904         database_ = database;
6905     } return self;
6906 }
6907
6908 @end
6909 /* }}} */
6910
6911 /* Cydia:// Protocol {{{ */
6912 @interface CydiaURLProtocol : NSURLProtocol {
6913 }
6914
6915 @end
6916
6917 @implementation CydiaURLProtocol
6918
6919 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6920     NSURL *url([request URL]);
6921     if (url == nil)
6922         return NO;
6923     NSString *scheme([[url scheme] lowercaseString]);
6924     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6925         return NO;
6926     return YES;
6927 }
6928
6929 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6930     return request;
6931 }
6932
6933 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6934     id<NSURLProtocolClient> client([self client]);
6935     if (icon == nil)
6936         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6937     else {
6938         NSData *data(UIImagePNGRepresentation(icon));
6939
6940         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6941         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6942         [client URLProtocol:self didLoadData:data];
6943         [client URLProtocolDidFinishLoading:self];
6944     }
6945 }
6946
6947 - (void) startLoading {
6948     id<NSURLProtocolClient> client([self client]);
6949     NSURLRequest *request([self request]);
6950
6951     NSURL *url([request URL]);
6952     NSString *href([url absoluteString]);
6953
6954     NSString *path([href substringFromIndex:8]);
6955     NSRange slash([path rangeOfString:@"/"]);
6956
6957     NSString *command;
6958     if (slash.location == NSNotFound) {
6959         command = path;
6960         path = nil;
6961     } else {
6962         command = [path substringToIndex:slash.location];
6963         path = [path substringFromIndex:(slash.location + 1)];
6964     }
6965
6966     Database *database([Database sharedInstance]);
6967
6968     if ([command isEqualToString:@"package-icon"]) {
6969         if (path == nil)
6970             goto fail;
6971         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6972         Package *package([database packageWithName:path]);
6973         if (package == nil)
6974             goto fail;
6975         UIImage *icon([package icon]);
6976         [self _returnPNGWithImage:icon forRequest:request];
6977     } else if ([command isEqualToString:@"source-icon"]) {
6978         if (path == nil)
6979             goto fail;
6980         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6981         NSString *source(Simplify(path));
6982         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6983         if (icon == nil)
6984             icon = [UIImage applicationImageNamed:@"unknown.png"];
6985         [self _returnPNGWithImage:icon forRequest:request];
6986     } else if ([command isEqualToString:@"uikit-image"]) {
6987         if (path == nil)
6988             goto fail;
6989         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6990         UIImage *icon(_UIImageWithName(path));
6991         [self _returnPNGWithImage:icon forRequest:request];
6992     } else if ([command isEqualToString:@"section-icon"]) {
6993         if (path == nil)
6994             goto fail;
6995         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6996         NSString *section(Simplify(path));
6997         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6998         if (icon == nil)
6999             icon = [UIImage applicationImageNamed:@"unknown.png"];
7000         [self _returnPNGWithImage:icon forRequest:request];
7001     } else fail: {
7002         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7003     }
7004 }
7005
7006 - (void) stopLoading {
7007 }
7008
7009 @end
7010 /* }}} */
7011
7012 /* Section Controller {{{ */
7013 @interface SectionController : FilteredPackageListController {
7014     NSString *section_;
7015 }
7016
7017 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7018
7019 @end
7020
7021 @implementation SectionController
7022
7023 - (NSURL *) navigationURL {
7024     NSString *name = section_;
7025     if (name == nil)
7026         name = @"all";
7027
7028     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7029 }
7030
7031 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7032     NSString *title;
7033     if (name == nil)
7034         title = UCLocalize("ALL_PACKAGES");
7035     else if (![name isEqual:@""])
7036         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7037     else
7038         title = UCLocalize("NO_SECTION");
7039
7040     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7041         section_ = name;
7042     } return self;
7043 }
7044
7045 @end
7046 /* }}} */
7047 /* Sections Controller {{{ */
7048 @interface SectionsController : CYViewController <
7049     UITableViewDataSource,
7050     UITableViewDelegate
7051 > {
7052     _transient Database *database_;
7053     NSMutableArray *sections_;
7054     NSMutableArray *filtered_;
7055     UITableView *list_;
7056     BOOL editing_;
7057 }
7058
7059 - (id) initWithDatabase:(Database *)database;
7060 - (void) editButtonClicked;
7061
7062 @end
7063
7064 @implementation SectionsController
7065
7066 - (void) dealloc {
7067     [self releaseSubviews];
7068     [sections_ release];
7069     [filtered_ release];
7070
7071     [super dealloc];
7072 }
7073
7074 - (NSURL *) navigationURL {
7075     return [NSURL URLWithString:@"cydia://sections"];
7076 }
7077
7078 - (void) updateNavigationItem {
7079     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7080     if ([sections_ count] == 0) {
7081         [[self navigationItem] setRightBarButtonItem:nil];
7082     } else {
7083         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7084             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7085             target:self
7086             action:@selector(editButtonClicked)
7087         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7088     }
7089 }
7090
7091 - (BOOL) isEditing {
7092     return editing_;
7093 }
7094
7095 - (void) setEditing:(BOOL)editing {
7096     if ((editing_ = editing))
7097         [list_ reloadData];
7098     else
7099         [delegate_ updateData];
7100
7101     [self updateNavigationItem];
7102 }
7103
7104 - (void) viewDidAppear:(BOOL)animated {
7105     [super viewDidAppear:animated];
7106     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7107 }
7108
7109 - (void) viewWillDisappear:(BOOL)animated {
7110     [super viewWillDisappear:animated];
7111     if (editing_) [self setEditing:NO];
7112 }
7113
7114 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7115     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7116     return section;
7117 }
7118
7119 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7120     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7121 }
7122
7123 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7124     return 45.0f;
7125 }*/
7126
7127 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7128     static NSString *reuseIdentifier = @"SectionCell";
7129
7130     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7131     if (cell == nil)
7132         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7133
7134     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7135
7136     return cell;
7137 }
7138
7139 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7140     if (editing_)
7141         return;
7142
7143     Section *section = [self sectionAtIndexPath:indexPath];
7144
7145     SectionController *controller = [[[SectionController alloc]
7146         initWithDatabase:database_
7147         section:[section name]
7148     ] autorelease];
7149     [controller setDelegate:delegate_];
7150
7151     [[self navigationController] pushViewController:controller animated:YES];
7152 }
7153
7154 - (void) loadView {
7155     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7156
7157     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7158     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7159     [list_ setRowHeight:45.0f];
7160     [list_ setDataSource:self];
7161     [list_ setDelegate:self];
7162     [[self view] addSubview:list_];
7163 }
7164
7165 - (void) viewDidLoad {
7166     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7167 }
7168
7169 - (void) releaseSubviews {
7170     [list_ release];
7171     list_ = nil;
7172 }
7173
7174 - (id) initWithDatabase:(Database *)database {
7175     if ((self = [super init]) != nil) {
7176         database_ = database;
7177
7178         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7179         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7180     } return self;
7181 }
7182
7183 - (void) reloadData {
7184     [super reloadData];
7185
7186     NSArray *packages = [database_ packages];
7187
7188     [sections_ removeAllObjects];
7189     [filtered_ removeAllObjects];
7190
7191     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7192
7193     _trace();
7194     for (Package *package in packages) {
7195         NSString *name([package section]);
7196         NSString *key(name == nil ? @"" : name);
7197
7198         Section *section;
7199
7200         _profile(SectionsView$reloadData$Section)
7201             section = [sections objectForKey:key];
7202             if (section == nil) {
7203                 _profile(SectionsView$reloadData$Section$Allocate)
7204                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7205                     [sections setObject:section forKey:key];
7206                 _end
7207             }
7208         _end
7209
7210         [section addToCount];
7211
7212         _profile(SectionsView$reloadData$Filter)
7213             if (![package valid] || ![package visible])
7214                 continue;
7215         _end
7216
7217         [section addToRow];
7218     }
7219     _trace();
7220
7221     [sections_ addObjectsFromArray:[sections allValues]];
7222
7223     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7224
7225     for (Section *section in sections_) {
7226         size_t count([section row]);
7227         if (count == 0)
7228             continue;
7229
7230         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7231         [section setCount:count];
7232         [filtered_ addObject:section];
7233     }
7234
7235     [self updateNavigationItem];
7236     [list_ reloadData];
7237     _trace();
7238 }
7239
7240 - (void) editButtonClicked {
7241     [self setEditing:(!editing_)];
7242 }
7243
7244 @end
7245 /* }}} */
7246
7247 /* Changes Controller {{{ */
7248 @interface ChangesController : CYViewController <
7249     UITableViewDataSource,
7250     UITableViewDelegate
7251 > {
7252     _transient Database *database_;
7253     unsigned era_;
7254     CFMutableArrayRef packages_;
7255     NSMutableArray *sections_;
7256     UITableView *list_;
7257     unsigned upgrades_;
7258     BOOL hasSentFirstLoad_;
7259 }
7260
7261 - (id) initWithDatabase:(Database *)database;
7262
7263 @end
7264
7265 @implementation ChangesController
7266
7267 - (void) dealloc {
7268     [self releaseSubviews];
7269     CFRelease(packages_);
7270     [sections_ release];
7271
7272     [super dealloc];
7273 }
7274
7275 - (NSURL *) navigationURL {
7276     return [NSURL URLWithString:@"cydia://changes"];
7277 }
7278
7279 - (void) viewWillAppear:(BOOL)animated {
7280     // Loads after it appears, so don't load beforehand.
7281     loaded_ = YES;
7282     [super viewWillAppear:animated];
7283 }
7284
7285 - (void) viewDidAppear:(BOOL)animated {
7286     [super viewDidAppear:animated];
7287
7288     if (!hasSentFirstLoad_) {
7289         hasSentFirstLoad_ = YES;
7290         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7291     } else {
7292         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7293     }
7294 }
7295
7296 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7297     NSInteger count([sections_ count]);
7298     return count == 0 ? 1 : count;
7299 }
7300
7301 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7302     if ([sections_ count] == 0)
7303         return nil;
7304     return [[sections_ objectAtIndex:section] name];
7305 }
7306
7307 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7308     if ([sections_ count] == 0)
7309         return 0;
7310     return [[sections_ objectAtIndex:section] count];
7311 }
7312
7313 - (Package *) packageAtIndex:(NSUInteger)index {
7314     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7315 }
7316
7317 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7318 @synchronized (database_) {
7319     if ([database_ era] != era_)
7320         return nil;
7321
7322     NSUInteger sectionIndex([path section]);
7323     if (sectionIndex >= [sections_ count])
7324         return nil;
7325     Section *section([sections_ objectAtIndex:sectionIndex]);
7326     NSInteger row([path row]);
7327     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7328 } }
7329
7330 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7331     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7332     if (cell == nil)
7333         cell = [[[PackageCell alloc] init] autorelease];
7334     [cell setPackage:[self packageAtIndexPath:path]];
7335     return cell;
7336 }
7337
7338 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7339     Package *package([self packageAtIndexPath:path]);
7340     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7341     [view setDelegate:delegate_];
7342     [[self navigationController] pushViewController:view animated:YES];
7343     return path;
7344 }
7345
7346 - (void) refreshButtonClicked {
7347     [delegate_ beginUpdate];
7348     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7349 }
7350
7351 - (void) upgradeButtonClicked {
7352     [delegate_ distUpgrade];
7353 }
7354
7355 - (void) loadView {
7356     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7357
7358     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7359     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7360     [list_ setRowHeight:73];
7361     [list_ setDataSource:self];
7362     [list_ setDelegate:self];
7363     [[self view] addSubview:list_];
7364 }
7365
7366 - (void) viewDidLoad {
7367     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7368 }
7369
7370 - (void) releaseSubviews {
7371     [list_ release];
7372     list_ = nil;
7373 }
7374
7375 - (id) initWithDatabase:(Database *)database {
7376     if ((self = [super init]) != nil) {
7377         database_ = database;
7378
7379         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7380         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7381     } return self;
7382 }
7383
7384 - (void) _reloadPackages:(NSArray *)packages {
7385     CFRelease(packages_);
7386     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7387
7388     _trace();
7389     _profile(ChangesController$_reloadPackages$Filter)
7390         for (Package *package in packages)
7391             if ([package upgradableAndEssential:YES] || [package visible])
7392                 CFArrayAppendValue(packages_, package);
7393     _end
7394     _trace();
7395     _profile(ChangesController$_reloadPackages$radixSort)
7396         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7397     _end
7398     _trace();
7399 }
7400
7401 - (void) reloadData {
7402 @synchronized (database_) {
7403     era_ = [database_ era];
7404     NSArray *packages = [database_ packages];
7405
7406     [sections_ removeAllObjects];
7407
7408 #if 1
7409     UIProgressHUD *hud([delegate_ addProgressHUD]);
7410     [hud setText:UCLocalize("LOADING")];
7411     //NSLog(@"HUD:%@::%@", delegate_, hud);
7412     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7413     [delegate_ removeProgressHUD:hud];
7414 #else
7415     [self _reloadPackages:packages];
7416 #endif
7417
7418     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7419     Section *ignored = nil;
7420     Section *section = nil;
7421     time_t last = 0;
7422
7423     upgrades_ = 0;
7424     bool unseens = false;
7425
7426     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7427
7428     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7429         Package *package = [self packageAtIndex:offset];
7430
7431         BOOL uae = [package upgradableAndEssential:YES];
7432
7433         if (!uae) {
7434             unseens = true;
7435             time_t seen([package seen]);
7436
7437             if (section == nil || last != seen) {
7438                 last = seen;
7439
7440                 NSString *name;
7441                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7442                 [name autorelease];
7443
7444                 _profile(ChangesController$reloadData$Allocate)
7445                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7446                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7447                     [sections_ addObject:section];
7448                 _end
7449             }
7450
7451             [section addToCount];
7452         } else if ([package ignored]) {
7453             if (ignored == nil) {
7454                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7455             }
7456             [ignored addToCount];
7457         } else {
7458             ++upgrades_;
7459             [upgradable addToCount];
7460         }
7461     }
7462     _trace();
7463
7464     CFRelease(formatter);
7465
7466     if (unseens) {
7467         Section *last = [sections_ lastObject];
7468         size_t count = [last count];
7469         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7470         [sections_ removeLastObject];
7471     }
7472
7473     if ([ignored count] != 0)
7474         [sections_ insertObject:ignored atIndex:0];
7475     if (upgrades_ != 0)
7476         [sections_ insertObject:upgradable atIndex:0];
7477
7478     [list_ reloadData];
7479
7480     if (upgrades_ > 0)
7481         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7482             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7483             style:UIBarButtonItemStylePlain
7484             target:self
7485             action:@selector(upgradeButtonClicked)
7486         ] autorelease]];
7487
7488     if (![delegate_ updating])
7489         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7490             initWithTitle:UCLocalize("REFRESH")
7491             style:UIBarButtonItemStylePlain
7492             target:self
7493             action:@selector(refreshButtonClicked)
7494         ] autorelease]];
7495
7496     PrintTimes();
7497 } }
7498
7499 @end
7500 /* }}} */
7501 /* Search Controller {{{ */
7502 @interface SearchController : FilteredPackageListController <
7503     UISearchBarDelegate
7504 > {
7505     UISearchBar *search_;
7506     BOOL searchloaded_;
7507 }
7508
7509 - (id) initWithDatabase:(Database *)database;
7510 - (void) setSearchTerm:(NSString *)term;
7511 - (void) reloadData;
7512
7513 @end
7514
7515 @implementation SearchController
7516
7517 - (void) dealloc {
7518     [search_ release];
7519     [super dealloc];
7520 }
7521
7522 - (NSURL *) navigationURL {
7523     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7524         return [NSURL URLWithString:@"cydia://search"];
7525     else
7526         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7527 }
7528
7529 - (void) setSearchTerm:(NSString *)searchTerm {
7530     [search_ setText:searchTerm];
7531     [self reloadData];
7532 }
7533
7534 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7535     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7536     [search_ resignFirstResponder];
7537     [self reloadData];
7538 }
7539
7540 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7541     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7542     [self reloadData];
7543 }
7544
7545 - (id) initWithDatabase:(Database *)database {
7546     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7547         search_ = [[UISearchBar alloc] init];
7548     } return self;
7549 }
7550
7551 - (void) viewDidAppear:(BOOL)animated {
7552     [super viewDidAppear:animated];
7553
7554     if (!searchloaded_) {
7555         searchloaded_ = YES;
7556         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7557         [search_ layoutSubviews];
7558         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7559
7560         UITextField *textField;
7561         if ([search_ respondsToSelector:@selector(searchField)])
7562             textField = [search_ searchField];
7563         else
7564             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7565
7566         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7567         [search_ setDelegate:self];
7568         [textField setEnablesReturnKeyAutomatically:NO];
7569         [[self navigationItem] setTitleView:textField];
7570     }
7571 }
7572
7573 - (void) reloadData {
7574     [self setObject:[search_ text]];
7575     [super reloadData];
7576     [self resetCursor];
7577 }
7578
7579 - (void) didSelectPackage:(Package *)package {
7580     [search_ resignFirstResponder];
7581     [super didSelectPackage:package];
7582 }
7583
7584 @end
7585 /* }}} */
7586 /* Package Settings Controller {{{ */
7587 @interface PackageSettingsController : CYViewController <
7588     UITableViewDataSource,
7589     UITableViewDelegate
7590 > {
7591     _transient Database *database_;
7592     NSString *name_;
7593     Package *package_;
7594     UITableView *table_;
7595     UISwitch *subscribedSwitch_;
7596     UISwitch *ignoredSwitch_;
7597     UITableViewCell *subscribedCell_;
7598     UITableViewCell *ignoredCell_;
7599 }
7600
7601 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7602
7603 @end
7604
7605 @implementation PackageSettingsController
7606
7607 - (void) dealloc {
7608     [self releaseSubviews];
7609     [name_ release];
7610     [package_ release];
7611
7612     [super dealloc];
7613 }
7614
7615 - (NSURL *) navigationURL {
7616     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7617 }
7618
7619 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7620     if (package_ == nil)
7621         return 0;
7622
7623     if ([package_ installed] == nil)
7624         return 1;
7625     else
7626         return 2;
7627 }
7628
7629 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7630     if (package_ == nil)
7631         return 0;
7632
7633     // both sections contain just one item right now.
7634     return 1;
7635 }
7636
7637 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7638     return nil;
7639 }
7640
7641 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7642     if (section == 0)
7643         return UCLocalize("SHOW_ALL_CHANGES_EX");
7644     else
7645         return UCLocalize("IGNORE_UPGRADES_EX");
7646 }
7647
7648 - (void) onSubscribed:(id)control {
7649     bool value([control isOn]);
7650     if (package_ == nil)
7651         return;
7652     if ([package_ setSubscribed:value])
7653         [delegate_ updateData];
7654 }
7655
7656 - (void) _updateIgnored {
7657     const char *package([name_ UTF8String]);
7658     bool on([ignoredSwitch_ isOn]);
7659
7660     pid_t pid(ExecFork());
7661     if (pid == 0) {
7662         FILE *dpkg(popen("dpkg --set-selections", "w"));
7663         fwrite(package, strlen(package), 1, dpkg);
7664
7665         if (on)
7666             fwrite(" hold\n", 6, 1, dpkg);
7667         else
7668             fwrite(" install\n", 9, 1, dpkg);
7669
7670         pclose(dpkg);
7671
7672         exit(0);
7673         _assert(false);
7674     }
7675
7676     _forever {
7677         int status;
7678         int result(waitpid(pid, &status, 0));
7679
7680         if (result != -1) {
7681             _assert(result == pid);
7682             break;
7683         }
7684     }
7685 }
7686
7687 - (void) onIgnored:(id)control {
7688     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7689     [invocation setTarget:self];
7690     [invocation setSelector:@selector(_updateIgnored)];
7691
7692     [delegate_ reloadDataWithInvocation:invocation];
7693 }
7694
7695 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7696     if (package_ == nil)
7697         return nil;
7698
7699     switch ([indexPath section]) {
7700         case 0: return subscribedCell_;
7701         case 1: return ignoredCell_;
7702
7703         _nodefault
7704     }
7705
7706     return nil;
7707 }
7708
7709 - (void) loadView {
7710     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7711
7712     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7713     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7714     [table_ setDataSource:self];
7715     [table_ setDelegate:self];
7716     [[self view] addSubview:table_];
7717
7718     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7719     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7720     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7721
7722     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7723     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7724     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7725
7726     subscribedCell_ = [[UITableViewCell alloc] init];
7727     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7728     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7729     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7730
7731     ignoredCell_ = [[UITableViewCell alloc] init];
7732     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7733     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7734     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7735 }
7736
7737 - (void) viewDidLoad {
7738     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7739 }
7740
7741 - (void) releaseSubviews {
7742     [ignoredCell_ release];
7743     ignoredCell_ = nil;
7744
7745     [subscribedCell_ release];
7746     subscribedCell_ = nil;
7747
7748     [table_ release];
7749     table_ = nil;
7750
7751     [ignoredSwitch_ release];
7752     ignoredSwitch_ = nil;
7753
7754     [subscribedSwitch_ release];
7755     subscribedSwitch_ = nil;
7756 }
7757
7758 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7759     if ((self = [super init]) != nil) {
7760         database_ = database;
7761         name_ = [package retain];
7762     } return self;
7763 }
7764
7765 - (void) reloadData {
7766     [super reloadData];
7767
7768     if (package_ != nil)
7769         [package_ autorelease];
7770     package_ = [database_ packageWithName:name_];
7771
7772     if (package_ != nil) {
7773         package_ = [package_ retain];
7774         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7775         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7776     } // XXX: what now, G?
7777
7778     [table_ reloadData];
7779 }
7780
7781 @end
7782 /* }}} */
7783
7784 /* Installed Controller {{{ */
7785 @interface InstalledController : FilteredPackageListController {
7786     BOOL expert_;
7787 }
7788
7789 - (id) initWithDatabase:(Database *)database;
7790
7791 - (void) updateRoleButton;
7792 - (void) queueStatusDidChange;
7793
7794 @end
7795
7796 @implementation InstalledController
7797
7798 - (void) dealloc {
7799     [super dealloc];
7800 }
7801
7802 - (NSURL *) navigationURL {
7803     return [NSURL URLWithString:@"cydia://installed"];
7804 }
7805
7806 - (id) initWithDatabase:(Database *)database {
7807     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7808         [self updateRoleButton];
7809         [self queueStatusDidChange];
7810     } return self;
7811 }
7812
7813 #if !AlwaysReload
7814 - (void) queueButtonClicked {
7815     [delegate_ queue];
7816 }
7817 #endif
7818
7819 - (void) queueStatusDidChange {
7820 #if !AlwaysReload
7821     if (IsWildcat_) {
7822         if (Queuing_) {
7823             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7824                 initWithTitle:UCLocalize("QUEUE")
7825                 style:UIBarButtonItemStyleDone
7826                 target:self
7827                 action:@selector(queueButtonClicked)
7828             ] autorelease]];
7829         } else {
7830             [[self navigationItem] setLeftBarButtonItem:nil];
7831         }
7832     }
7833 #endif
7834 }
7835
7836 - (void) updateRoleButton {
7837     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7838         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7839             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7840             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7841             target:self
7842             action:@selector(roleButtonClicked)
7843         ] autorelease]];
7844 }
7845
7846 - (void) roleButtonClicked {
7847     [self setObject:[NSNumber numberWithBool:expert_]];
7848     [self reloadData];
7849     expert_ = !expert_;
7850
7851     [self updateRoleButton];
7852 }
7853
7854 @end
7855 /* }}} */
7856
7857 /* Source Cell {{{ */
7858 @interface SourceCell : CYTableViewCell <
7859     ContentDelegate
7860 > {
7861     UIImage *icon_;
7862     NSString *origin_;
7863     NSString *label_;
7864 }
7865
7866 - (void) setSource:(Source *)source;
7867
7868 @end
7869
7870 @implementation SourceCell
7871
7872 - (void) clearSource {
7873     [icon_ release];
7874     [origin_ release];
7875     [label_ release];
7876
7877     icon_ = nil;
7878     origin_ = nil;
7879     label_ = nil;
7880 }
7881
7882 - (void) setSource:(Source *)source {
7883     [self clearSource];
7884
7885     if (icon_ == nil)
7886         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7887     if (icon_ == nil)
7888         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7889     icon_ = [icon_ retain];
7890
7891     origin_ = [[source name] retain];
7892     label_ = [[source uri] retain];
7893
7894     [content_ setNeedsDisplay];
7895 }
7896
7897 - (void) dealloc {
7898     [self clearSource];
7899     [super dealloc];
7900 }
7901
7902 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7903     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7904         UIView *content([self contentView]);
7905         CGRect bounds([content bounds]);
7906
7907         content_ = [[ContentView alloc] initWithFrame:bounds];
7908         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7909         [content_ setBackgroundColor:[UIColor whiteColor]];
7910         [content addSubview:content_];
7911
7912         [content_ setDelegate:self];
7913         [content_ setOpaque:YES];
7914     } return self;
7915 }
7916
7917 - (NSString *) accessibilityLabel {
7918     return label_;
7919 }
7920
7921 - (void) drawContentRect:(CGRect)rect {
7922     bool highlighted(highlighted_);
7923     float width(rect.size.width);
7924
7925     if (icon_ != nil)
7926         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7927
7928     if (highlighted)
7929         UISetColor(White_);
7930
7931     if (!highlighted)
7932         UISetColor(Black_);
7933     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7934
7935     if (!highlighted)
7936         UISetColor(Blue_);
7937     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7938 }
7939
7940 @end
7941 /* }}} */
7942 /* Source Controller {{{ */
7943 @interface SourceController : FilteredPackageListController {
7944     _transient Source *source_;
7945     NSString *key_;
7946 }
7947
7948 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7949
7950 @end
7951
7952 @implementation SourceController
7953
7954 - (NSURL *) navigationURL {
7955     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7956 }
7957
7958 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7959     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7960         source_ = source;
7961         key_ = [[source key] retain];
7962     } return self;
7963 }
7964
7965 - (void) reloadData {
7966     source_ = [database_ sourceWithKey:key_];
7967     [key_ release];
7968     key_ = [[source_ key] retain];
7969     [self setObject:source_];
7970     [[self navigationItem] setTitle:[source_ label]];
7971
7972     [super reloadData];
7973 }
7974
7975 @end
7976 /* }}} */
7977 /* Sources Controller {{{ */
7978 @interface SourcesController : CYViewController <
7979     UITableViewDataSource,
7980     UITableViewDelegate
7981 > {
7982     _transient Database *database_;
7983     UITableView *list_;
7984     NSMutableArray *sources_;
7985     int offset_;
7986
7987     NSString *href_;
7988     UIProgressHUD *hud_;
7989     NSError *error_;
7990
7991     //NSURLConnection *installer_;
7992     NSURLConnection *trivial_;
7993     NSURLConnection *trivial_bz2_;
7994     NSURLConnection *trivial_gz_;
7995     //NSURLConnection *automatic_;
7996
7997     BOOL cydia_;
7998 }
7999
8000 - (id) initWithDatabase:(Database *)database;
8001 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8002
8003 @end
8004
8005 @implementation SourcesController
8006
8007 - (void) _releaseConnection:(NSURLConnection *)connection {
8008     if (connection != nil) {
8009         [connection cancel];
8010         //[connection setDelegate:nil];
8011         [connection release];
8012     }
8013 }
8014
8015 - (void) dealloc {
8016     [self releaseSubviews];
8017
8018     [href_ release];
8019     [hud_ release];
8020     [error_ release];
8021
8022     //[self _releaseConnection:installer_];
8023     [self _releaseConnection:trivial_];
8024     [self _releaseConnection:trivial_gz_];
8025     [self _releaseConnection:trivial_bz2_];
8026     //[self _releaseConnection:automatic_];
8027
8028     [sources_ release];
8029     [super dealloc];
8030 }
8031
8032 - (NSURL *) navigationURL {
8033     return [NSURL URLWithString:@"cydia://sources"];
8034 }
8035
8036 - (void) viewDidAppear:(BOOL)animated {
8037     [super viewDidAppear:animated];
8038     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8039 }
8040
8041 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8042     return offset_ == 0 ? 1 : 2;
8043 }
8044
8045 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8046     switch (section + (offset_ == 0 ? 1 : 0)) {
8047         case 0: return UCLocalize("ENTERED_BY_USER");
8048         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8049
8050         _nodefault
8051     }
8052 }
8053
8054 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8055     int count = [sources_ count];
8056     switch (section) {
8057         case 0: return (offset_ == 0 ? count : offset_);
8058         case 1: return count - offset_;
8059
8060         _nodefault
8061     }
8062 }
8063
8064 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8065     unsigned idx = 0;
8066     switch (indexPath.section) {
8067         case 0: idx = indexPath.row; break;
8068         case 1: idx = indexPath.row + offset_; break;
8069
8070         _nodefault
8071     }
8072     return [sources_ objectAtIndex:idx];
8073 }
8074
8075 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8076     static NSString *cellIdentifier = @"SourceCell";
8077
8078     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8079     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8080     [cell setSource:[self sourceAtIndexPath:indexPath]];
8081     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8082
8083     return cell;
8084 }
8085
8086 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8087     Source *source = [self sourceAtIndexPath:indexPath];
8088
8089     SourceController *controller = [[[SourceController alloc]
8090         initWithDatabase:database_
8091         source:source
8092     ] autorelease];
8093
8094     [controller setDelegate:delegate_];
8095
8096     [[self navigationController] pushViewController:controller animated:YES];
8097 }
8098
8099 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8100     Source *source = [self sourceAtIndexPath:indexPath];
8101     return [source record] != nil;
8102 }
8103
8104 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8105     Source *source = [self sourceAtIndexPath:indexPath];
8106     [Sources_ removeObjectForKey:[source key]];
8107     [delegate_ syncData];
8108 }
8109
8110 - (void) complete {
8111     [delegate_ addTrivialSource:href_];
8112     [delegate_ syncData];
8113 }
8114
8115 - (NSString *) getWarning {
8116     NSString *href(href_);
8117     NSRange colon([href rangeOfString:@"://"]);
8118     if (colon.location != NSNotFound)
8119         href = [href substringFromIndex:(colon.location + 3)];
8120     href = [href stringByAddingPercentEscapes];
8121     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8122     href = [href stringByCachingURLWithCurrentCDN];
8123
8124     NSURL *url([NSURL URLWithString:href]);
8125
8126     NSStringEncoding encoding;
8127     NSError *error(nil);
8128
8129     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8130         return [warning length] == 0 ? nil : warning;
8131     return nil;
8132 }
8133
8134 - (void) _endConnection:(NSURLConnection *)connection {
8135     // XXX: the memory management in this method is horribly awkward
8136
8137     NSURLConnection **field = NULL;
8138     if (connection == trivial_)
8139         field = &trivial_;
8140     else if (connection == trivial_bz2_)
8141         field = &trivial_bz2_;
8142     else if (connection == trivial_gz_)
8143         field = &trivial_gz_;
8144     _assert(field != NULL);
8145     [connection release];
8146     *field = nil;
8147
8148     if (
8149         trivial_ == nil &&
8150         trivial_bz2_ == nil &&
8151         trivial_gz_ == nil
8152     ) {
8153         bool defer(false);
8154
8155         if (cydia_) {
8156             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8157                 defer = true;
8158
8159                 UIAlertView *alert = [[[UIAlertView alloc]
8160                     initWithTitle:UCLocalize("SOURCE_WARNING")
8161                     message:warning
8162                     delegate:self
8163                     cancelButtonTitle:UCLocalize("CANCEL")
8164                     otherButtonTitles:
8165                         UCLocalize("ADD_ANYWAY"),
8166                     nil
8167                 ] autorelease];
8168
8169                 [alert setContext:@"warning"];
8170                 [alert setNumberOfRows:1];
8171                 [alert show];
8172             } else
8173                 [self complete];
8174         } else if (error_ != nil) {
8175             UIAlertView *alert = [[[UIAlertView alloc]
8176                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8177                 message:[error_ localizedDescription]
8178                 delegate:self
8179                 cancelButtonTitle:UCLocalize("OK")
8180                 otherButtonTitles:nil
8181             ] autorelease];
8182
8183             [alert setContext:@"urlerror"];
8184             [alert show];
8185         } else {
8186             UIAlertView *alert = [[[UIAlertView alloc]
8187                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8188                 message:UCLocalize("NOT_REPOSITORY_EX")
8189                 delegate:self
8190                 cancelButtonTitle:UCLocalize("OK")
8191                 otherButtonTitles:nil
8192             ] autorelease];
8193
8194             [alert setContext:@"trivial"];
8195             [alert show];
8196         }
8197
8198         [delegate_ setStatusBarShowsProgress:NO];
8199         [delegate_ removeProgressHUD:hud_];
8200
8201         [hud_ autorelease];
8202         hud_ = nil;
8203
8204         if (!defer) {
8205             [href_ release];
8206             href_ = nil;
8207         }
8208
8209         if (error_ != nil) {
8210             [error_ release];
8211             error_ = nil;
8212         }
8213     }
8214 }
8215
8216 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8217     switch ([response statusCode]) {
8218         case 200:
8219             cydia_ = YES;
8220     }
8221 }
8222
8223 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8224     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8225     if (error_ != nil)
8226         error_ = [error retain];
8227     [self _endConnection:connection];
8228 }
8229
8230 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8231     [self _endConnection:connection];
8232 }
8233
8234 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8235     NSMutableURLRequest *request = [NSMutableURLRequest
8236         requestWithURL:[NSURL URLWithString:href]
8237         cachePolicy:NSURLRequestUseProtocolCachePolicy
8238         timeoutInterval:120.0
8239     ];
8240
8241     [request setHTTPMethod:method];
8242
8243     if (Machine_ != NULL)
8244         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8245     if (UniqueID_ != nil)
8246         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8247     if (Role_ != nil)
8248         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8249
8250     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8251 }
8252
8253 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8254     NSString *context([alert context]);
8255
8256     if ([context isEqualToString:@"source"]) {
8257         switch (button) {
8258             case 1: {
8259                 NSString *href = [[alert textField] text];
8260
8261                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8262
8263                 if (![href hasSuffix:@"/"])
8264                     href_ = [href stringByAppendingString:@"/"];
8265                 else
8266                     href_ = href;
8267                 href_ = [href_ retain];
8268
8269                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8270                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8271                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8272                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8273
8274                 cydia_ = false;
8275
8276                 // XXX: this is stupid
8277                 hud_ = [[delegate_ addProgressHUD] retain];
8278                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8279             } break;
8280
8281             case 0:
8282             break;
8283
8284             _nodefault
8285         }
8286
8287         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8288     } else if ([context isEqualToString:@"trivial"])
8289         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8290     else if ([context isEqualToString:@"urlerror"])
8291         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8292     else if ([context isEqualToString:@"warning"]) {
8293         switch (button) {
8294             case 1:
8295                 [self complete];
8296             break;
8297
8298             case 0:
8299             break;
8300
8301             _nodefault
8302         }
8303
8304         [href_ release];
8305         href_ = nil;
8306
8307         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8308     }
8309 }
8310
8311 - (void) loadView {
8312     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8313
8314     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8315     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8316     [list_ setRowHeight:56];
8317     [list_ setDataSource:self];
8318     [list_ setDelegate:self];
8319     [[self view] addSubview:list_];
8320 }
8321
8322 - (void) viewDidLoad {
8323     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8324     [self updateButtonsForEditingStatus:NO animated:NO];
8325 }
8326
8327 - (void) releaseSubviews {
8328     [list_ release];
8329     list_ = nil;
8330 }
8331
8332 - (id) initWithDatabase:(Database *)database {
8333     if ((self = [super init]) != nil) {
8334         database_ = database;
8335         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8336     } return self;
8337 }
8338
8339 - (void) reloadData {
8340     [super reloadData];
8341
8342     pkgSourceList list;
8343     if (!list.ReadMainList())
8344         return;
8345
8346     [sources_ removeAllObjects];
8347     [sources_ addObjectsFromArray:[database_ sources]];
8348     _trace();
8349     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8350     _trace();
8351
8352     int count([sources_ count]);
8353     offset_ = 0;
8354     for (int i = 0; i != count; i++) {
8355         if ([[sources_ objectAtIndex:i] record] == nil)
8356             break;
8357         offset_++;
8358     }
8359
8360     [list_ setEditing:NO];
8361     [self updateButtonsForEditingStatus:NO animated:NO];
8362     [list_ reloadData];
8363 }
8364
8365 - (void) showAddSourcePrompt {
8366     UIAlertView *alert = [[[UIAlertView alloc]
8367         initWithTitle:UCLocalize("ENTER_APT_URL")
8368         message:nil
8369         delegate:self
8370         cancelButtonTitle:UCLocalize("CANCEL")
8371         otherButtonTitles:
8372             UCLocalize("ADD_SOURCE"),
8373         nil
8374     ] autorelease];
8375
8376     [alert setContext:@"source"];
8377     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8378
8379     [alert setNumberOfRows:1];
8380     [alert addTextFieldWithValue:@"http://" label:@""];
8381
8382     UITextInputTraits *traits = [[alert textField] textInputTraits];
8383     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8384     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8385     [traits setKeyboardType:UIKeyboardTypeURL];
8386     // XXX: UIReturnKeyDone
8387     [traits setReturnKeyType:UIReturnKeyNext];
8388
8389     [alert show];
8390 }
8391
8392 - (void) addButtonClicked {
8393     [self showAddSourcePrompt];
8394 }
8395
8396 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8397     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8398         initWithTitle:UCLocalize("ADD")
8399         style:UIBarButtonItemStylePlain
8400         target:self
8401         action:@selector(addButtonClicked)
8402     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8403
8404     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8405         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8406         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8407         target:self
8408         action:@selector(editButtonClicked)
8409     ] autorelease] animated:animated];
8410
8411     if (IsWildcat_ && !editing)
8412         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8413             initWithTitle:UCLocalize("SETTINGS")
8414             style:UIBarButtonItemStylePlain
8415             target:self
8416             action:@selector(settingsButtonClicked)
8417         ] autorelease]];
8418 }
8419
8420 - (void) settingsButtonClicked {
8421     [delegate_ showSettings];
8422 }
8423
8424 - (void) editButtonClicked {
8425     [list_ setEditing:![list_ isEditing] animated:YES];
8426
8427     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8428 }
8429
8430 @end
8431 /* }}} */
8432
8433 /* Settings Controller {{{ */
8434 @interface SettingsController : CYViewController <
8435     UITableViewDataSource,
8436     UITableViewDelegate
8437 > {
8438     _transient Database *database_;
8439     // XXX: ok, "roledelegate_"?...
8440     _transient id roledelegate_;
8441     UITableView *table_;
8442     UISegmentedControl *segment_;
8443     UIView *container_;
8444 }
8445
8446 - (void) showDoneButton;
8447 - (void) resizeSegmentedControl;
8448
8449 @end
8450
8451 @implementation SettingsController
8452
8453 - (void) dealloc {
8454     [self releaseSubviews];
8455
8456     [super dealloc];
8457 }
8458
8459 - (void) loadView {
8460     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8461
8462     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8463     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8464     [table_ setDelegate:self];
8465     [table_ setDataSource:self];
8466     [[self view] addSubview:table_];
8467
8468     NSArray *items = [NSArray arrayWithObjects:
8469         UCLocalize("USER"),
8470         UCLocalize("HACKER"),
8471         UCLocalize("DEVELOPER"),
8472     nil];
8473     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8474     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8475     [container_ addSubview:segment_];
8476 }
8477
8478 - (void) viewDidLoad {
8479     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8480
8481     int index = -1;
8482     if ([Role_ isEqualToString:@"User"]) index = 0;
8483     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8484     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8485     if (index != -1) {
8486         [segment_ setSelectedSegmentIndex:index];
8487         [self showDoneButton];
8488     }
8489
8490     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8491     [self resizeSegmentedControl];
8492 }
8493
8494 - (void) releaseSubviews {
8495     [table_ release];
8496     table_ = nil;
8497
8498     [segment_ release];
8499     segment_ = nil;
8500
8501     [container_ release];
8502     container_ = nil;
8503 }
8504
8505 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8506     if ((self = [super init]) != nil) {
8507         database_ = database;
8508         roledelegate_ = delegate;
8509     } return self;
8510 }
8511
8512 - (void) resizeSegmentedControl {
8513     CGFloat width = [[self view] frame].size.width;
8514     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8515 }
8516
8517 - (void) viewWillAppear:(BOOL)animated {
8518     [super viewWillAppear:animated];
8519
8520     [self resizeSegmentedControl];
8521 }
8522
8523 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8524     [self resizeSegmentedControl];
8525 }
8526
8527 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8528     [self resizeSegmentedControl];
8529 }
8530
8531 - (void) save {
8532     NSString *role(nil);
8533
8534     switch ([segment_ selectedSegmentIndex]) {
8535         case 0: role = @"User"; break;
8536         case 1: role = @"Hacker"; break;
8537         case 2: role = @"Developer"; break;
8538
8539         _nodefault
8540     }
8541
8542     if (![role isEqualToString:Role_]) {
8543         bool rolling(Role_ == nil);
8544         Role_ = role;
8545
8546         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8547             Role_, @"Role",
8548         nil];
8549
8550         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8551         Changed_ = true;
8552
8553         if (rolling)
8554             [roledelegate_ loadData];
8555         else
8556             [roledelegate_ updateData];
8557     }
8558 }
8559
8560 - (void) segmentChanged:(UISegmentedControl *)control {
8561     [self showDoneButton];
8562 }
8563
8564 - (void) saveAndClose {
8565     [self save];
8566
8567     [[self navigationItem] setRightBarButtonItem:nil];
8568     [[self navigationController] dismissModalViewControllerAnimated:YES];
8569 }
8570
8571 - (void) doneButtonClicked {
8572     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8573     [spinner startAnimating];
8574     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8575     [[self navigationItem] setRightBarButtonItem:spinItem];
8576
8577     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8578 }
8579
8580 - (void) showDoneButton {
8581     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8582         initWithTitle:UCLocalize("DONE")
8583         style:UIBarButtonItemStyleDone
8584         target:self
8585         action:@selector(doneButtonClicked)
8586     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8587 }
8588
8589 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8590     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8591     return 6;
8592 }
8593
8594 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8595     return 0; // :(
8596 }
8597
8598 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8599     return nil; // This method is required by the protocol.
8600 }
8601
8602 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8603     if (section == 1)
8604         return UCLocalize("ROLE_EX");
8605     if (section == 4)
8606         return [NSString stringWithFormat:
8607             @"%@: %@\n%@: %@\n%@: %@",
8608             UCLocalize("USER"), UCLocalize("USER_EX"),
8609             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8610             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8611         ];
8612     else return nil;
8613 }
8614
8615 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8616     return section == 3 ? 44.0f : 0;
8617 }
8618
8619 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8620     return section == 3 ? container_ : nil;
8621 }
8622
8623 - (void) reloadData {
8624     [super reloadData];
8625     [table_ reloadData];
8626 }
8627
8628 @end
8629 /* }}} */
8630 /* Stash Controller {{{ */
8631 @interface StashController : CYViewController {
8632     UIActivityIndicatorView *spinner_;
8633     UILabel *status_;
8634     UILabel *caption_;
8635 }
8636
8637 @end
8638
8639 @implementation StashController
8640
8641 - (void) dealloc {
8642     [self releaseSubviews];
8643
8644     [super dealloc];
8645 }
8646
8647 - (void) loadView {
8648     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8649     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8650
8651     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8652     CGRect spinrect = [spinner_ frame];
8653     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8654     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8655     [spinner_ setFrame:spinrect];
8656     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8657     [[self view] addSubview:spinner_];
8658     [spinner_ startAnimating];
8659
8660     CGRect captrect;
8661     captrect.size.width = [[self view] frame].size.width;
8662     captrect.size.height = 40.0f;
8663     captrect.origin.x = 0;
8664     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8665     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8666     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8667     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8668     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8669     [caption_ setTextColor:[UIColor whiteColor]];
8670     [caption_ setBackgroundColor:[UIColor clearColor]];
8671     [caption_ setShadowColor:[UIColor blackColor]];
8672     [caption_ setTextAlignment:UITextAlignmentCenter];
8673     [[self view] addSubview:caption_];
8674
8675     CGRect statusrect;
8676     statusrect.size.width = [[self view] frame].size.width;
8677     statusrect.size.height = 30.0f;
8678     statusrect.origin.x = 0;
8679     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8680     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8681     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8682     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8683     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8684     [status_ setTextColor:[UIColor whiteColor]];
8685     [status_ setBackgroundColor:[UIColor clearColor]];
8686     [status_ setShadowColor:[UIColor blackColor]];
8687     [status_ setTextAlignment:UITextAlignmentCenter];
8688     [[self view] addSubview:status_];
8689 }
8690
8691 - (void) releaseSubviews {
8692     [spinner_ release];
8693     spinner_ = nil;
8694
8695     [status_ release];
8696     status_ = nil;
8697
8698     [caption_ release];
8699     caption_ = nil;
8700 }
8701
8702 @end
8703 /* }}} */
8704
8705 @interface Cydia : UIApplication <
8706     ConfirmationControllerDelegate,
8707     ProgressControllerDelegate,
8708     CydiaDelegate,
8709     UINavigationControllerDelegate,
8710     UITabBarControllerDelegate
8711 > {
8712     // XXX: evaluate all fields for _transient
8713
8714     UIWindow *window_;
8715     CYTabBarController *tabbar_;
8716
8717     NSMutableArray *essential_;
8718     NSMutableArray *broken_;
8719
8720     Database *database_;
8721
8722     NSURL *starturl_;
8723
8724     unsigned locked_;
8725     unsigned activity_;
8726
8727     StashController *stash_;
8728
8729     bool loaded_;
8730 }
8731
8732 - (void) loadData;
8733
8734 @end
8735
8736 @implementation Cydia
8737
8738 - (void) beginUpdate {
8739     [tabbar_ beginUpdate];
8740 }
8741
8742 - (BOOL) updating {
8743     return [tabbar_ updating];
8744 }
8745
8746 - (void) _loaded {
8747     if ([broken_ count] != 0) {
8748         int count = [broken_ count];
8749
8750         UIAlertView *alert = [[[UIAlertView alloc]
8751             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8752             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8753             delegate:self
8754             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8755             otherButtonTitles:
8756                 UCLocalize("TEMPORARY_IGNORE"),
8757             nil
8758         ] autorelease];
8759
8760         [alert setContext:@"fixhalf"];
8761         [alert show];
8762     } else if (!Ignored_ && [essential_ count] != 0) {
8763         int count = [essential_ count];
8764
8765         UIAlertView *alert = [[[UIAlertView alloc]
8766             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8767             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8768             delegate:self
8769             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8770             otherButtonTitles:
8771                 UCLocalize("UPGRADE_ESSENTIAL"),
8772                 UCLocalize("COMPLETE_UPGRADE"),
8773             nil
8774         ] autorelease];
8775
8776         [alert setContext:@"upgrade"];
8777         [alert show];
8778     }
8779 }
8780
8781 - (void) _saveConfig {
8782     _trace();
8783     MetaFile_.Sync();
8784     _trace();
8785
8786     if (Changed_) {
8787         NSString *error(nil);
8788
8789         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8790             _trace();
8791             NSError *error(nil);
8792             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8793                 NSLog(@"failure to save metadata data: %@", error);
8794             _trace();
8795
8796             Changed_ = false;
8797         } else {
8798             NSLog(@"failure to serialize metadata: %@", error);
8799         }
8800     }
8801 }
8802
8803 // Navigation controller for the queuing badge.
8804 - (CYNavigationController *) queueNavigationController {
8805     NSArray *controllers = [tabbar_ viewControllers];
8806     return [controllers objectAtIndex:3];
8807 }
8808
8809 - (void) _updateData {
8810     [self _saveConfig];
8811
8812     [tabbar_ reloadData];
8813
8814     CYNavigationController *navigation = [self queueNavigationController];
8815
8816     id queuedelegate = nil;
8817     if ([[navigation viewControllers] count] > 0)
8818         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8819
8820     [queuedelegate queueStatusDidChange];
8821     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8822 }
8823
8824 - (void) _refreshIfPossible {
8825     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8826
8827     bool recently = false;
8828     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8829     if (update != nil) {
8830         NSTimeInterval interval([update timeIntervalSinceNow]);
8831         if (interval <= 0 && interval > -(15*60))
8832             recently = true;
8833     }
8834
8835     // Don't automatic refresh if:
8836     //  - We already refreshed recently.
8837     //  - We already auto-refreshed this launch.
8838     //  - Auto-refresh is disabled.
8839     if (recently || loaded_ || ManualRefresh) {
8840         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8841
8842         // If we are cancelling, we need to make sure it knows it's already loaded.
8843         loaded_ = true;
8844         return;
8845     } else {
8846         // We are going to load, so remember that.
8847         loaded_ = true;
8848     }
8849
8850     SCNetworkReachabilityFlags flags; {
8851         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8852         SCNetworkReachabilityGetFlags(reachability, &flags);
8853         CFRelease(reachability);
8854     }
8855
8856     // XXX: this elaborate mess is what Apple is using to determine this? :(
8857     // XXX: do we care if the user has to intervene? maybe that's ok?
8858     bool reachable(
8859         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8860             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8861                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8862                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8863             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8864             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8865         )
8866     );
8867
8868     // If we can reach the server, auto-refresh!
8869     if (reachable)
8870         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8871
8872     [pool release];
8873 }
8874
8875 - (void) refreshIfPossible {
8876     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8877 }
8878
8879 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8880     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8881     [hud setText:UCLocalize("RELOADING_DATA")];
8882
8883     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8884
8885     if (hud != nil)
8886         [self removeProgressHUD:hud];
8887
8888     size_t changes(0);
8889
8890     [essential_ removeAllObjects];
8891     [broken_ removeAllObjects];
8892
8893     NSArray *packages([database_ packages]);
8894     for (Package *package in packages) {
8895         if ([package half])
8896             [broken_ addObject:package];
8897         if ([package upgradableAndEssential:NO]) {
8898             if ([package essential])
8899                 [essential_ addObject:package];
8900             ++changes;
8901         }
8902     }
8903
8904     NSLog(@"changes:#%u", changes);
8905
8906     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8907     if (changes != 0) {
8908         _trace();
8909         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8910         [changesItem setBadgeValue:badge];
8911         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8912         [self setApplicationIconBadgeNumber:changes];
8913     } else {
8914         _trace();
8915         [changesItem setBadgeValue:nil];
8916         [changesItem setAnimatedBadge:NO];
8917         [self setApplicationIconBadgeNumber:0];
8918     }
8919
8920     [self _updateData];
8921
8922     [self refreshIfPossible];
8923 }
8924
8925 - (void) updateData {
8926     [self _updateData];
8927 }
8928
8929 - (void) update_ {
8930     [database_ update];
8931 }
8932
8933 - (void) syncData {
8934     [self _saveConfig];
8935
8936     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8937     _assert(file != NULL);
8938
8939     for (NSString *key in [Sources_ allKeys]) {
8940         NSDictionary *source([Sources_ objectForKey:key]);
8941
8942         fprintf(file, "%s %s %s\n",
8943             [[source objectForKey:@"Type"] UTF8String],
8944             [[source objectForKey:@"URI"] UTF8String],
8945             [[source objectForKey:@"Distribution"] UTF8String]
8946         );
8947     }
8948
8949     fclose(file);
8950
8951     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8952     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8953     if (IsWildcat_)
8954         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8955     [tabbar_ presentModalViewController:navigation animated:YES];
8956
8957     [progress
8958         detachNewThreadSelector:@selector(update_)
8959         toTarget:self
8960         withObject:nil
8961         title:UCLocalize("UPDATING_SOURCES")
8962     ];
8963 }
8964
8965 - (void) addTrivialSource:(NSString *)href {
8966     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8967         @"deb", @"Type",
8968         href, @"URI",
8969         @"./", @"Distribution",
8970     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8971
8972     Changed_ = true;
8973 }
8974
8975 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8976     @synchronized (self) {
8977         [self _reloadDataWithInvocation:invocation];
8978     }
8979 }
8980
8981 - (void) reloadData {
8982     [self reloadDataWithInvocation:nil];
8983 }
8984
8985 - (void) resolve {
8986     pkgProblemResolver *resolver = [database_ resolver];
8987
8988     resolver->InstallProtect();
8989     if (!resolver->Resolve(true))
8990         _error->Discard();
8991 }
8992
8993 - (bool) perform {
8994     // XXX: this is a really crappy way of doing this.
8995     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8996     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8997     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8998     if ([tabbar_ updating])
8999         [tabbar_ cancelUpdate];
9000
9001     if (![database_ prepare])
9002         return false;
9003
9004     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9005     [page setDelegate:self];
9006     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9007     [confirm_ setDelegate:self];
9008
9009     if (IsWildcat_)
9010         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9011     [tabbar_ presentModalViewController:confirm_ animated:YES];
9012
9013     return true;
9014 }
9015
9016 - (void) queue {
9017     @synchronized (self) {
9018         [self perform];
9019     }
9020 }
9021
9022 - (void) clearPackage:(Package *)package {
9023     @synchronized (self) {
9024         [package clear];
9025         [self resolve];
9026         [self perform];
9027     }
9028 }
9029
9030 - (void) installPackages:(NSArray *)packages {
9031     @synchronized (self) {
9032         for (Package *package in packages)
9033             [package install];
9034         [self resolve];
9035         [self perform];
9036     }
9037 }
9038
9039 - (void) installPackage:(Package *)package {
9040     @synchronized (self) {
9041         [package install];
9042         [self resolve];
9043         [self perform];
9044     }
9045 }
9046
9047 - (void) removePackage:(Package *)package {
9048     @synchronized (self) {
9049         [package remove];
9050         [self resolve];
9051         [self perform];
9052     }
9053 }
9054
9055 - (void) distUpgrade {
9056     @synchronized (self) {
9057         if (![database_ upgrade])
9058             return;
9059         [self perform];
9060     }
9061 }
9062
9063 - (void) complete {
9064     @synchronized (self) {
9065         [self _reloadDataWithInvocation:nil];
9066     }
9067 }
9068
9069 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9070     Queuing_ = false;
9071
9072     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9073
9074     if (navigation != nil) {
9075         [navigation pushViewController:progress animated:YES];
9076     } else {
9077         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9078         if (IsWildcat_)
9079             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9080         [tabbar_ presentModalViewController:navigation animated:YES];
9081     }
9082
9083     [progress
9084         detachNewThreadSelector:@selector(perform)
9085         toTarget:database_
9086         withObject:nil
9087         title:UCLocalize("RUNNING")
9088     ];
9089
9090     ++locked_;
9091 }
9092
9093 - (void) progressControllerIsComplete:(ProgressController *)progress {
9094     --locked_;
9095     [self complete];
9096 }
9097
9098 - (void) showSettings {
9099     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9100     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9101     if (IsWildcat_)
9102         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9103     [tabbar_ presentModalViewController:nav animated:YES];
9104 }
9105
9106 - (void) retainNetworkActivityIndicator {
9107     if (activity_++ == 0)
9108         [self setNetworkActivityIndicatorVisible:YES];
9109 }
9110
9111 - (void) releaseNetworkActivityIndicator {
9112     if (--activity_ == 0)
9113         [self setNetworkActivityIndicatorVisible:NO];
9114 }
9115
9116 - (void) cancelAndClear:(bool)clear {
9117     @synchronized (self) {
9118         if (clear) {
9119             [database_ clear];
9120             Queuing_ = false;
9121         } else {
9122             Queuing_ = true;
9123         }
9124
9125         [self _updateData];
9126     }
9127 }
9128
9129 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9130     NSString *context([alert context]);
9131
9132     if ([context isEqualToString:@"fixhalf"]) {
9133         if (button == [alert cancelButtonIndex]) {
9134             @synchronized (self) {
9135                 for (Package *broken in broken_) {
9136                     [broken remove];
9137
9138                     NSString *id = [broken id];
9139                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9140                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9141                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9142                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9143                 }
9144
9145                 [self resolve];
9146                 [self perform];
9147             }
9148         } else if (button == [alert firstOtherButtonIndex]) {
9149             [broken_ removeAllObjects];
9150             [self _loaded];
9151         }
9152
9153         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9154     } else if ([context isEqualToString:@"upgrade"]) {
9155         if (button == [alert firstOtherButtonIndex]) {
9156             @synchronized (self) {
9157                 for (Package *essential in essential_)
9158                     [essential install];
9159
9160                 [self resolve];
9161                 [self perform];
9162             }
9163         } else if (button == [alert firstOtherButtonIndex] + 1) {
9164             [self distUpgrade];
9165         } else if (button == [alert cancelButtonIndex]) {
9166             Ignored_ = YES;
9167         }
9168
9169         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9170     }
9171 }
9172
9173 - (void) system:(NSString *)command { _pooled
9174     _trace();
9175     system([command UTF8String]);
9176     _trace();
9177 }
9178
9179 - (void) applicationWillSuspend {
9180     [database_ clean];
9181     [super applicationWillSuspend];
9182 }
9183
9184 - (BOOL) isSafeToSuspend {
9185     // Use external process status API internally.
9186     // This is probably a really bad idea.
9187     // XXX: what is the point of this? does this solve anything at all?
9188     uint64_t status = 0;
9189     int notify_token;
9190     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9191         notify_get_state(notify_token, &status);
9192         notify_cancel(notify_token);
9193     }
9194
9195     return locked_ == 0 && status == 0;
9196 }
9197
9198 - (void) applicationSuspend:(__GSEvent *)event {
9199     if ([self isSafeToSuspend])
9200         [super applicationSuspend:event];
9201 }
9202
9203 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9204     if ([self isSafeToSuspend])
9205         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9206 }
9207
9208 - (void) _setSuspended:(BOOL)value {
9209     if ([self isSafeToSuspend])
9210         [super _setSuspended:value];
9211 }
9212
9213 - (UIProgressHUD *) addProgressHUD {
9214     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9215     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9216
9217     [window_ setUserInteractionEnabled:NO];
9218     [hud show:YES];
9219
9220     UIViewController *target = tabbar_;
9221     while ([target modalViewController] != nil) target = [target modalViewController];
9222     [[target view] addSubview:hud];
9223
9224     ++locked_;
9225     return hud;
9226 }
9227
9228 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9229     [hud show:NO];
9230     [hud removeFromSuperview];
9231     [window_ setUserInteractionEnabled:YES];
9232     --locked_;
9233 }
9234
9235 - (CYViewController *) pageForPackage:(NSString *)name {
9236     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9237 }
9238
9239 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9240     NSString *scheme([[url scheme] lowercaseString]);
9241     if ([[url absoluteString] length] <= [scheme length] + 3)
9242         return nil;
9243     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9244     NSArray *components([path pathComponents]);
9245
9246     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9247         return [self pageForPackage:[components objectAtIndex:1]];
9248
9249     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9250         return nil;
9251
9252     NSString *base([components objectAtIndex:0]);
9253
9254     CYViewController *controller = nil;
9255
9256     if ([base isEqualToString:@"url"]) {
9257         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9258         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9259         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9260     } else if (!external && [components count] == 1) {
9261         if ([base isEqualToString:@"manage"]) {
9262             controller = [[[ManageController alloc] init] autorelease];
9263         }
9264
9265         if ([base isEqualToString:@"sources"]) {
9266             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9267         }
9268
9269         if ([base isEqualToString:@"home"]) {
9270             controller = [[[HomeController alloc] init] autorelease];
9271         }
9272
9273         if ([base isEqualToString:@"sections"]) {
9274             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9275         }
9276
9277         if ([base isEqualToString:@"search"]) {
9278             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9279         }
9280
9281         if ([base isEqualToString:@"changes"]) {
9282             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9283         }
9284
9285         if ([base isEqualToString:@"installed"]) {
9286             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9287         }
9288     } else if ([components count] == 2) {
9289         NSString *argument = [components objectAtIndex:1];
9290
9291         if ([base isEqualToString:@"package"]) {
9292             controller = [self pageForPackage:argument];
9293         }
9294
9295         if (!external && [base isEqualToString:@"search"]) {
9296             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9297             [(SearchController *)controller setSearchTerm:argument];
9298         }
9299
9300         if (!external && [base isEqualToString:@"sections"]) {
9301             if ([argument isEqualToString:@"all"])
9302                 argument = nil;
9303             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9304         }
9305
9306         if (!external && [base isEqualToString:@"sources"]) {
9307             if ([argument isEqualToString:@"add"]) {
9308                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9309                 [(SourcesController *)controller showAddSourcePrompt];
9310             } else {
9311                 Source *source = [database_ sourceWithKey:argument];
9312                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9313             }
9314         }
9315
9316         if (!external && [base isEqualToString:@"launch"]) {
9317             [self launchApplicationWithIdentifier:argument suspended:NO];
9318             return nil;
9319         }
9320     } else if (!external && [components count] == 3) {
9321         NSString *arg1 = [components objectAtIndex:1];
9322         NSString *arg2 = [components objectAtIndex:2];
9323
9324         if ([base isEqualToString:@"package"]) {
9325             if ([arg2 isEqualToString:@"settings"]) {
9326                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9327             } else if ([arg2 isEqualToString:@"files"]) {
9328                 if (Package *package = [database_ packageWithName:arg1]) {
9329                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9330                     [(FileTable *)controller setPackage:package];
9331                 }
9332             }
9333         }
9334     }
9335
9336     [controller setDelegate:self];
9337     return controller;
9338 }
9339
9340 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9341     CYViewController *page([self pageForURL:url forExternal:external]);
9342
9343     if (page != nil) {
9344         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9345         [nav setViewControllers:[NSArray arrayWithObject:page]];
9346         [tabbar_ setUnselectedViewController:nav];
9347     }
9348
9349     return page != nil;
9350 }
9351
9352 - (void) applicationOpenURL:(NSURL *)url {
9353     [super applicationOpenURL:url];
9354
9355     if (!loaded_) starturl_ = [url retain];
9356     else [self openCydiaURL:url forExternal:YES];
9357 }
9358
9359 - (void) applicationWillResignActive:(UIApplication *)application {
9360     // Stop refreshing if you get a phone call or lock the device.
9361     if ([tabbar_ updating])
9362         [tabbar_ cancelUpdate];
9363
9364     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9365         [super applicationWillResignActive:application];
9366 }
9367
9368 - (void) applicationWillTerminate:(UIApplication *)application {
9369     Changed_ = true;
9370     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9371     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9372     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9373
9374     [self _saveConfig];
9375 }
9376
9377 - (void) addStashController {
9378     ++locked_;
9379     stash_ = [[StashController alloc] init];
9380     [window_ addSubview:[stash_ view]];
9381 }
9382
9383 - (void) removeStashController {
9384     [[stash_ view] removeFromSuperview];
9385     [stash_ release];
9386     --locked_;
9387 }
9388
9389 - (void) stash {
9390     [self setIdleTimerDisabled:YES];
9391
9392     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9393     [self setStatusBarShowsProgress:YES];
9394     UpdateExternalStatus(1);
9395
9396     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9397
9398     UpdateExternalStatus(0);
9399     [self setStatusBarShowsProgress:NO];
9400
9401     [self removeStashController];
9402
9403     if (ExecFork() == 0) {
9404         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9405         perror("launchctl stop");
9406     }
9407 }
9408
9409 - (void) setupViewControllers {
9410     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9411
9412     NSMutableArray *items([NSMutableArray arrayWithObjects:
9413         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9414         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9415         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9416         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9417     nil]);
9418
9419     if (IsWildcat_) {
9420         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9421         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9422     } else {
9423         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9424     }
9425
9426     NSMutableArray *controllers([NSMutableArray array]);
9427     for (UITabBarItem *item in items) {
9428         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9429         [controller setTabBarItem:item];
9430         [controllers addObject:controller];
9431     }
9432     [tabbar_ setViewControllers:controllers];
9433
9434     [tabbar_ setUpdateDelegate:self];
9435 }
9436
9437 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9438     static CYEmulatedLoadingController *fake = nil;
9439
9440     if (view != nil) {
9441         if (fake == nil)
9442             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9443         [view addSubview:[fake view]];
9444     } else {
9445         [[fake view] removeFromSuperview];
9446         [fake release];
9447         fake = nil;
9448     }
9449
9450     return fake;
9451 }
9452
9453 - (void) applicationDidFinishLaunching:(id)unused {
9454 _trace();
9455     CydiaApp = self;
9456
9457     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9458         [self setApplicationSupportsShakeToEdit:NO];
9459
9460     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9461         initWithMemoryCapacity:524288
9462         diskCapacity:10485760
9463         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9464     ] autorelease]];
9465
9466     [CYBrowserController _initialize];
9467
9468     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9469
9470     Font12_ = [[UIFont systemFontOfSize:12] retain];
9471     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9472     Font14_ = [[UIFont systemFontOfSize:14] retain];
9473     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9474     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9475
9476     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9477     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9478
9479     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9480     [window_ orderFront:self];
9481     [window_ makeKey:self];
9482     [window_ setHidden:NO];
9483
9484     if (
9485         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9486         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9487         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9488         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9489         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9490         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9491         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9492         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9493         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9494         false
9495     ) {
9496         [self addStashController];
9497         // XXX: this would be much cleaner as a yieldToSelector:
9498         // that way the removeStashController could happen right here inline
9499         // we also could no longer require the useless stash_ field anymore
9500         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9501         return;
9502     }
9503
9504     database_ = [Database sharedInstance];
9505
9506     [window_ setUserInteractionEnabled:NO];
9507     [self setupViewControllers];
9508     [self showEmulatedLoadingControllerInView:window_];
9509
9510     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9511 _trace();
9512 }
9513
9514 - (void) loadData {
9515 _trace();
9516     if (Role_ == nil) {
9517         [window_ setUserInteractionEnabled:YES];
9518
9519         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9520         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9521         if (IsWildcat_)
9522             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9523         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9524
9525         return;
9526     } else {
9527         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9528             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9529         [window_ setUserInteractionEnabled:NO];
9530     }
9531
9532     [self reloadData];
9533     PrintTimes();
9534
9535     [window_ addSubview:[tabbar_ view]];
9536     [self showEmulatedLoadingControllerInView:nil];
9537     [window_ setUserInteractionEnabled:YES];
9538
9539     int selectedIndex = 0;
9540     NSMutableArray *items = nil;
9541
9542     bool recently = false;
9543     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9544     if (closed != nil) {
9545         NSTimeInterval interval([closed timeIntervalSinceNow]);
9546         // XXX: Is 15 minutes the optimal time here?
9547         if (interval <= 0 && interval > -(15*60))
9548             recently = true;
9549     }
9550
9551     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9552     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9553
9554     BOOL enough = YES;
9555     for (NSArray *entry in items)
9556         if ([entry count] <= 0)
9557             enough = NO;
9558
9559     if (!recently || !items || !enough) {
9560         selectedIndex = 0;
9561         items = [NSMutableArray array];
9562         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9563         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9564         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9565         if (!IsWildcat_) {
9566             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9567         } else {
9568             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9569             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9570         }
9571         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9572     }
9573
9574     [tabbar_ setSelectedIndex:selectedIndex];
9575     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9576         NSArray *stack = [items objectAtIndex:tab];
9577         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9578         NSMutableArray *current = [NSMutableArray array];
9579
9580         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9581             NSString *addr = [stack objectAtIndex:nav];
9582             NSURL *url = [NSURL URLWithString:addr];
9583             CYViewController *page = [self pageForURL:url forExternal:NO];
9584             if (page != nil)
9585                 [current addObject:page];
9586         }
9587
9588         [navigation setViewControllers:current];
9589     }
9590
9591     // (Try to) show the startup URL.
9592     if (starturl_ != nil) {
9593         [self openCydiaURL:starturl_ forExternal:NO];
9594         [starturl_ release];
9595         starturl_ = nil;
9596     }
9597 }
9598
9599 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9600     if (item != nil && IsWildcat_) {
9601         [sheet showFromBarButtonItem:item animated:YES];
9602     } else {
9603         [sheet showInView:window_];
9604     }
9605 }
9606
9607 @end
9608
9609 /*IMP alloc_;
9610 id Alloc_(id self, SEL selector) {
9611     id object = alloc_(self, selector);
9612     lprintf("[%s]A-%p\n", self->isa->name, object);
9613     return object;
9614 }*/
9615
9616 /*IMP dealloc_;
9617 id Dealloc_(id self, SEL selector) {
9618     id object = dealloc_(self, selector);
9619     lprintf("[%s]D-%p\n", self->isa->name, object);
9620     return object;
9621 }*/
9622
9623 Class $WebDefaultUIKitDelegate;
9624
9625 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9626     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9627         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9628     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9629 }
9630
9631 static NSNumber *shouldPlayKeyboardSounds;
9632
9633 Class $UIHardware;
9634
9635 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9636     switch (sound) {
9637         case 1104: // Keyboard Button Clicked
9638         case 1105: // Keyboard Delete Repeated
9639             if (shouldPlayKeyboardSounds == nil) {
9640                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9641                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9642             }
9643
9644             if (![shouldPlayKeyboardSounds boolValue])
9645                 break;
9646
9647         default:
9648             _UIHardware$_playSystemSound$(self, _cmd, sound);
9649     }
9650 }
9651
9652 Class $UIApplication;
9653
9654 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9655     static BOOL initialized = NO;
9656     static BOOL started = NO;
9657
9658     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9659     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9660
9661     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9662         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9663         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9664         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9665
9666         if (initialized && !enabled) {
9667             initialized = NO;
9668             [bundle performSelector:@selector(_accessibilityStopServer)];
9669         } else if (enabled) {
9670             initialized = YES;
9671             if (!started) {
9672                 started = YES;
9673                 [bundle performSelector:@selector(_accessibilityStartServer)];
9674             }
9675         }
9676     }
9677 }
9678
9679 int main(int argc, char *argv[]) { _pooled
9680     _trace();
9681
9682     if (Class $UIDevice = objc_getClass("UIDevice")) {
9683         UIDevice *device([$UIDevice currentDevice]);
9684         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9685     } else
9686         IsWildcat_ = false;
9687
9688     UIScreen *screen([UIScreen mainScreen]);
9689     if ([screen respondsToSelector:@selector(scale)])
9690         ScreenScale_ = [screen scale];
9691     else
9692         ScreenScale_ = 1;
9693
9694     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9695     if (ScreenScale_ > 1)
9696         [parts addObject:@"@2x"];
9697     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9698     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9699
9700     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9701
9702     /* Library Hacks {{{ */
9703     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9704
9705     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9706     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9707     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9708         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9709         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9710     }
9711
9712     $UIHardware = objc_getClass("UIHardware");
9713     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9714     if (UIHardware$_playSystemSound$ != NULL) {
9715         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9716         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9717     }
9718
9719     $UIApplication = objc_getClass("UIApplication");
9720     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9721     if (UIApplication$_updateApplicationAccessibility != NULL) {
9722         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9723         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9724     }
9725     /* }}} */
9726     /* Set Locale {{{ */
9727     Locale_ = CFLocaleCopyCurrent();
9728     Languages_ = [NSLocale preferredLanguages];
9729     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9730     //NSLog(@"%@", [Languages_ description]);
9731
9732     const char *lang;
9733     if (Languages_ == nil || [Languages_ count] == 0)
9734         // XXX: consider just setting to C and then falling through?
9735         lang = NULL;
9736     else {
9737         lang = [[Languages_ objectAtIndex:0] UTF8String];
9738         setenv("LANG", lang, true);
9739     }
9740
9741     //std::setlocale(LC_ALL, lang);
9742     NSLog(@"Setting Language: %s", lang);
9743     /* }}} */
9744
9745     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9746
9747     /* Parse Arguments {{{ */
9748     bool substrate(false);
9749
9750     if (argc != 0) {
9751         char **args(argv);
9752         int arge(1);
9753
9754         for (int argi(1); argi != argc; ++argi)
9755             if (strcmp(argv[argi], "--") == 0) {
9756                 arge = argi;
9757                 argv[argi] = argv[0];
9758                 argv += argi;
9759                 argc -= argi;
9760                 break;
9761             }
9762
9763         for (int argi(1); argi != arge; ++argi)
9764             if (strcmp(args[argi], "--substrate") == 0)
9765                 substrate = true;
9766             else
9767                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9768     }
9769     /* }}} */
9770
9771     App_ = [[NSBundle mainBundle] bundlePath];
9772     Home_ = NSHomeDirectory();
9773     Advanced_ = YES;
9774
9775     setuid(0);
9776     setgid(0);
9777
9778     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9779     alloc_ = alloc->method_imp;
9780     alloc->method_imp = (IMP) &Alloc_;*/
9781
9782     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9783     dealloc_ = dealloc->method_imp;
9784     dealloc->method_imp = (IMP) &Dealloc_;*/
9785
9786     /* System Information {{{ */
9787     size_t size;
9788
9789     int maxproc;
9790     size = sizeof(maxproc);
9791     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9792         perror("sysctlbyname(\"kern.maxproc\", ?)");
9793     else if (maxproc < 64) {
9794         maxproc = 64;
9795         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9796             perror("sysctlbyname(\"kern.maxproc\", #)");
9797     }
9798
9799     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9800     char *osversion = new char[size];
9801     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9802         perror("sysctlbyname(\"kern.osversion\", ?)");
9803     else
9804         System_ = [NSString stringWithUTF8String:osversion];
9805
9806     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9807     char *machine = new char[size];
9808     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9809         perror("sysctlbyname(\"hw.machine\", ?)");
9810     else
9811         Machine_ = machine;
9812
9813     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9814         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9815             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9816                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9817                 CFRelease(serial);
9818             }
9819
9820             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9821                 NSData *data((NSData *) ecid);
9822                 size_t length([data length]);
9823                 uint8_t bytes[length];
9824                 [data getBytes:bytes];
9825                 char string[length * 2 + 1];
9826                 for (size_t i(0); i != length; ++i)
9827                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9828                 ChipID_ = [NSString stringWithUTF8String:string];
9829                 CFRelease(ecid);
9830             }
9831
9832             IOObjectRelease(service);
9833         }
9834     }
9835
9836     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9837
9838     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9839     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9840     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9841
9842     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9843     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9844     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9845
9846     if (mcc != NULL && mnc != NULL)
9847         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9848
9849     if (mnc != NULL)
9850         CFRelease(mnc);
9851     if (mcc != NULL)
9852         CFRelease(mcc);
9853
9854     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9855         Build_ = [system objectForKey:@"ProductBuildVersion"];
9856     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9857         Product_ = [info objectForKey:@"SafariProductVersion"];
9858         Safari_ = [info objectForKey:@"CFBundleVersion"];
9859     }
9860     /* }}} */
9861     /* Load Database {{{ */
9862     _trace();
9863     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9864     _trace();
9865     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9866
9867     if (Metadata_ == NULL)
9868         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9869     else {
9870         Settings_ = [Metadata_ objectForKey:@"Settings"];
9871
9872         Packages_ = [Metadata_ objectForKey:@"Packages"];
9873         Sections_ = [Metadata_ objectForKey:@"Sections"];
9874         Sources_ = [Metadata_ objectForKey:@"Sources"];
9875
9876         Token_ = [Metadata_ objectForKey:@"Token"];
9877     }
9878
9879     if (Settings_ != nil)
9880         Role_ = [Settings_ objectForKey:@"Role"];
9881
9882     if (Sections_ == nil) {
9883         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9884         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9885     }
9886
9887     if (Sources_ == nil) {
9888         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9889         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9890     }
9891     /* }}} */
9892
9893     _trace();
9894     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9895     _trace();
9896
9897     if (Packages_ != nil) {
9898         bool fail(false);
9899         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9900         _trace();
9901
9902         if (!fail) {
9903             [Metadata_ removeObjectForKey:@"Packages"];
9904             Packages_ = nil;
9905             Changed_ = true;
9906         }
9907     }
9908
9909     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9910
9911 #define MobileSubstrate_(name) \
9912     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9913         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9914
9915     MobileSubstrate_(Activator)
9916     MobileSubstrate_(libstatusbar)
9917     MobileSubstrate_(SimulatedKeyEvents)
9918     MobileSubstrate_(WinterBoard)
9919
9920     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9921         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9922
9923     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9924
9925     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9926         unlink("/tmp/.cydia.fw");
9927         goto firmware;
9928     } else if (access("/User", F_OK) != 0 || version < 2) {
9929       firmware:
9930         _trace();
9931         system("/usr/libexec/cydia/firmware.sh");
9932         _trace();
9933     }
9934
9935     _assert([[NSFileManager defaultManager]
9936         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9937         withIntermediateDirectories:YES
9938         attributes:nil
9939         error:NULL
9940     ]);
9941
9942     if (access("/tmp/cydia.chk", F_OK) == 0) {
9943         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9944             _assert(errno == ENOENT);
9945         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9946             _assert(errno == ENOENT);
9947     }
9948
9949     /* APT Initialization {{{ */
9950     _assert(pkgInitConfig(*_config));
9951     _assert(pkgInitSystem(*_config, _system));
9952
9953     if (lang != NULL)
9954         _config->Set("APT::Acquire::Translation", lang);
9955
9956     // XXX: this timeout might be important :(
9957     //_config->Set("Acquire::http::Timeout", 15);
9958
9959     _config->Set("Acquire::http::MaxParallel", 3);
9960     /* }}} */
9961     /* Color Choices {{{ */
9962     space_ = CGColorSpaceCreateDeviceRGB();
9963
9964     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9965     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9966     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9967     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9968     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9969     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9970     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9971     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9972     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9973
9974     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9975     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9976     /* }}}*/
9977     /* UIKit Configuration {{{ */
9978     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9979     if ($GSFontSetUseLegacyFontMetrics != NULL)
9980         $GSFontSetUseLegacyFontMetrics(YES);
9981
9982     // XXX: I have a feeling this was important
9983     //UIKeyboardDisableAutomaticAppearance();
9984     /* }}} */
9985
9986     Colon_ = UCLocalize("COLON_DELIMITED");
9987     Elision_ = UCLocalize("ELISION");
9988     Error_ = UCLocalize("ERROR");
9989     Warning_ = UCLocalize("WARNING");
9990
9991     _trace();
9992     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9993
9994     CGColorSpaceRelease(space_);
9995     CFRelease(Locale_);
9996
9997     return value;
9998 }