MobileCydia.mm

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