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