MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 201
 202 #define CYPoolStart() \
 203     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 204     do
 205 #define CYPoolEnd() \
 206     while (false); \
 207     [_pool release];
 208
 209 // Hash Functions/Structures {{{
 210 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 211
 212 union SplitHash {
 213     uint32_t u32;
 214     uint16_t u16[2];
 215 };
 216 // }}}
 217
 218 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 219
 220 static _finline NSString *CydiaURL(NSString *path) {
 221     char page[25];
 222     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 223     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 224     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 225     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 226     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 227     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 228 }
 229
 230 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 231     int notify_token;
 232     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 233         notify_set_state(notify_token, newStatus);
 234         notify_cancel(notify_token);
 235     }
 236     notify_post("com.saurik.Cydia.status");
 237 }
 238
 239 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 240 @interface NSObject (Cydia)
 241 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 242 - (id) yieldToSelector:(SEL)selector;
 243 @end
 244
 245 @implementation NSObject (Cydia)
 246
 247 - (void) doNothing {
 248 }
 249
 250 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 251     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 252     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 253     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 254
 255     /* XXX: deal with exceptions */
 256     id value([self performSelector:selector withObject:object]);
 257
 258     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 259     [context removeAllObjects];
 260     if ([signature methodReturnLength] != 0 && value != nil)
 261         [context addObject:value];
 262
 263     stopped = true;
 264
 265     [self
 266         performSelectorOnMainThread:@selector(doNothing)
 267         withObject:nil
 268         waitUntilDone:NO
 269     ];
 270 }
 271
 272 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 273     volatile bool stopped(false);
 274
 275     NSMutableArray *context([NSMutableArray arrayWithObjects:
 276         [NSValue valueWithPointer:selector],
 277         [NSValue valueWithNonretainedObject:object],
 278         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 279     nil]);
 280
 281     NSThread *thread([[[NSThread alloc]
 282         initWithTarget:self
 283         selector:@selector(_yieldToContext:)
 284         object:context
 285     ] autorelease]);
 286
 287     [thread start];
 288
 289     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 290     NSDate *future([NSDate distantFuture]);
 291
 292     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 293
 294     return [context count] == 0 ? nil : [context objectAtIndex:0];
 295 }
 296
 297 - (id) yieldToSelector:(SEL)selector {
 298     return [self yieldToSelector:selector withObject:nil];
 299 }
 300
 301 @end
 302 /* }}} */
 303
 304 /* Cydia Alert View {{{ */
 305 @interface CYAlertView : UIAlertView {
 306     unsigned button_;
 307 }
 308
 309 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 310
 311 @end
 312
 313 @implementation CYAlertView
 314
 315 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 316     if ((self = [super init]) != nil) {
 317         [self setTitle:title];
 318         [self setDelegate:self];
 319         for (NSString *button in buttons) [self addButtonWithTitle:button];
 320         [self setCancelButtonIndex:index];
 321     } return self;
 322 }
 323
 324 - (void) _updateFrameForDisplay {
 325     [super _updateFrameForDisplay];
 326     if ([self cancelButtonIndex] == -1) {
 327         NSArray *buttons = [self buttons];
 328         if ([buttons count]) {
 329             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 330             for (UIThreePartButton *button in buttons)
 331                 [button setBackground:background forState:0];
 332         }
 333     }
 334 }
 335
 336 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 337     button_ = buttonIndex + 1;
 338 }
 339
 340 - (void) dismiss {
 341     [self dismissWithClickedButtonIndex:-1 animated:YES];
 342 }
 343
 344 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 345     [self setRunsModal:YES];
 346     button_ = 0;
 347     [self show];
 348     return button_;
 349 }
 350
 351 @end
 352 /* }}} */
 353
 354 /* NSForcedOrderingSearch doesn't work on the iPhone */
 355 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 356 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 357 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 358
 359 #define lprintf(args...) fprintf(stderr, args)
 360
 361 #define ForRelease 1
 362 #define TraceLogging (1 && !ForRelease)
 363 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 364 #define ProfileTimes (0 && !ForRelease)
 365 #define ForSaurik (0 && !ForRelease)
 366 #define LogBrowser (0 && !ForRelease)
 367 #define TrackResize (0 && !ForRelease)
 368 #define ManualRefresh (1 && !ForRelease)
 369 #define ShowInternals (0 && !ForRelease)
 370 #define AlwaysReload (0 && !ForRelease)
 371 #define TryIndexedCollation (0 && !ForRelease)
 372
 373 #if !TraceLogging
 374 #undef _trace
 375 #define _trace(args...)
 376 #endif
 377
 378 #if !ProfileTimes
 379 #undef _profile
 380 #define _profile(name) {
 381 #undef _end
 382 #define _end }
 383 #define PrintTimes() do {} while (false)
 384 #endif
 385
 386 /* Radix Sort {{{ */
 387 typedef uint32_t (*SKRadixFunction)(id, void *);
 388
 389 @interface NSMutableArray (Radix)
 390 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 391 @end
 392
 393 struct RadixItem_ {
 394     size_t index;
 395     uint32_t key;
 396 };
 397
 398 @implementation NSMutableArray (Radix)
 399
 400 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 401     size_t count([self count]);
 402     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 403
 404     for (size_t i(0); i != count; ++i) {
 405         RadixItem_ &item(swap[i]);
 406         item.index = i;
 407
 408         id object([self objectAtIndex:i]);
 409         item.key = function(object, argument);
 410     }
 411
 412     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 413
 414     static const size_t width = 32;
 415     static const size_t bits = 11;
 416     static const size_t slots = 1 << bits;
 417     static const size_t passes = (width + (bits - 1)) / bits;
 418
 419     size_t *hist(new size_t[slots]);
 420
 421     for (size_t pass(0); pass != passes; ++pass) {
 422         memset(hist, 0, sizeof(size_t) * slots);
 423
 424         for (size_t i(0); i != count; ++i) {
 425             uint32_t key(lhs[i].key);
 426             key >>= pass * bits;
 427             key &= _not(uint32_t) >> width - bits;
 428             ++hist[key];
 429         }
 430
 431         size_t offset(0);
 432         for (size_t i(0); i != slots; ++i) {
 433             size_t local(offset);
 434             offset += hist[i];
 435             hist[i] = local;
 436         }
 437
 438         for (size_t i(0); i != count; ++i) {
 439             uint32_t key(lhs[i].key);
 440             key >>= pass * bits;
 441             key &= _not(uint32_t) >> width - bits;
 442             rhs[hist[key]++] = lhs[i];
 443         }
 444
 445         RadixItem_ *tmp(lhs);
 446         lhs = rhs;
 447         rhs = tmp;
 448     }
 449
 450     delete [] hist;
 451
 452     const void **values(new const void *[count]);
 453     for (size_t i(0); i != count; ++i)
 454         values[i] = [self objectAtIndex:lhs[i].index];
 455     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 456     delete [] values;
 457
 458     delete [] swap;
 459 }
 460
 461 @end
 462 /* }}} */
 463 /* Insertion Sort {{{ */
 464
 465 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 466     const char *ptr = (const char *)list;
 467     while (0 < count) {
 468         CFIndex half = count / 2;
 469         const char *probe = ptr + elementSize * half;
 470         CFComparisonResult cr = comparator(element, probe, context);
 471     if (0 == cr) return (probe - (const char *)list) / elementSize;
 472         ptr = (cr < 0) ? ptr : probe + elementSize;
 473         count = (cr < 0) ? half : (half + (count & 1) - 1);
 474     }
 475     return (ptr - (const char *)list) / elementSize;
 476 }
 477
 478 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 479     const char *ptr = (const char *)list;
 480     while (0 < count) {
 481         CFIndex half = count / 2;
 482         const char *probe = ptr + elementSize * half;
 483         CFComparisonResult cr = comparator(element, probe, context);
 484     if (0 == cr) return (probe - (const char *)list) / elementSize;
 485         ptr = (cr < 0) ? ptr : probe + elementSize;
 486         count = (cr < 0) ? half : (half + (count & 1) - 1);
 487     }
 488     return (ptr - (const char *)list) / elementSize;
 489 }
 490
 491 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 492     if (range.length == 0)
 493         return;
 494     const void **values(new const void *[range.length]);
 495     CFArrayGetValues(array, range, values);
 496
 497 #if HistogramInsertionSort > 0
 498     uint32_t total(0), *offsets(new uint32_t[range.length]);
 499 #endif
 500
 501     for (CFIndex index(1); index != range.length; ++index) {
 502         const void *value(values[index]);
 503         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 504         CFIndex correct(index);
 505         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 506 #if HistogramInsertionSort > 1
 507             NSLog(@"%@ < %@", value, values[correct - 1]);
 508 #endif
 509             if (--correct == 0)
 510                 break;
 511         }
 512         if (correct != index) {
 513             size_t offset(index - correct);
 514 #if HistogramInsertionSort
 515             total += offset;
 516             ++offsets[offset];
 517             if (offset > 10)
 518                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 519 #endif
 520             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 521             values[correct] = value;
 522         }
 523     }
 524
 525     CFArrayReplaceValues(array, range, values, range.length);
 526     delete [] values;
 527
 528 #if HistogramInsertionSort > 0
 529     for (CFIndex index(0); index != range.length; ++index)
 530         if (offsets[index] != 0)
 531             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 532     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 533     delete [] offsets;
 534 #endif
 535 }
 536
 537 /* }}} */
 538
 539 /* Apple Bug Fixes {{{ */
 540 @implementation UIWebDocumentView (Cydia)
 541
 542 - (void) _setScrollerOffset:(CGPoint)offset {
 543     UIScroller *scroller([self _scroller]);
 544
 545     CGSize size([scroller contentSize]);
 546     CGSize bounds([scroller bounds].size);
 547
 548     CGPoint max;
 549     max.x = size.width - bounds.width;
 550     max.y = size.height - bounds.height;
 551
 552     // wtf Apple?!
 553     if (max.x < 0)
 554         max.x = 0;
 555     if (max.y < 0)
 556         max.y = 0;
 557
 558     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 559     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 560
 561     [scroller setOffset:offset];
 562 }
 563
 564 @end
 565 /* }}} */
 566
 567 @implementation WebScriptObject (NSFastEnumeration)
 568
 569 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 570     size_t length([self count] - state->state);
 571     if (length <= 0)
 572         return 0;
 573     else if (length > count)
 574         length = count;
 575     for (size_t i(0); i != length; ++i)
 576         objects[i] = [self objectAtIndex:state->state++];
 577     state->itemsPtr = objects;
 578     state->mutationsPtr = (unsigned long *) self;
 579     return length;
 580 }
 581
 582 @end
 583
 584 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 585     size_t length([self length] - state->state);
 586     if (length <= 0)
 587         return 0;
 588     else if (length > count)
 589         length = count;
 590     for (size_t i(0); i != length; ++i)
 591         objects[i] = [self item:state->state++];
 592     state->itemsPtr = objects;
 593     state->mutationsPtr = (unsigned long *) self;
 594     return length;
 595 }
 596
 597 /* Cydia NSString Additions {{{ */
 598 @interface NSString (Cydia)
 599 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 600 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 601 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 602 - (NSComparisonResult) compareByPath:(NSString *)other;
 603 - (NSString *) stringByCachingURLWithCurrentCDN;
 604 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 605 @end
 606
 607 @implementation NSString (Cydia)
 608
 609 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 610     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 611 }
 612
 613 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 614     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 615     memcpy(data, bytes, length);
 616     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 617 }
 618
 619 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 620     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 621 }
 622
 623 - (NSComparisonResult) compareByPath:(NSString *)other {
 624     NSString *prefix = [self commonPrefixWithString:other options:0];
 625     size_t length = [prefix length];
 626
 627     NSRange lrange = NSMakeRange(length, [self length] - length);
 628     NSRange rrange = NSMakeRange(length, [other length] - length);
 629
 630     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 631     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 632
 633     NSComparisonResult value;
 634
 635     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 636         value = NSOrderedSame;
 637     else if (lrange.location == NSNotFound)
 638         value = NSOrderedAscending;
 639     else if (rrange.location == NSNotFound)
 640         value = NSOrderedDescending;
 641     else
 642         value = NSOrderedSame;
 643
 644     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 645         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 646     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 647         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 648
 649     NSComparisonResult result = [lpath compare:rpath];
 650     return result == NSOrderedSame ? value : result;
 651 }
 652
 653 - (NSString *) stringByCachingURLWithCurrentCDN {
 654     return [self
 655         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 656         withString:@"://cache.cydia.saurik.com/"
 657     ];
 658 }
 659
 660 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 661     return [(id)CFURLCreateStringByAddingPercentEscapes(
 662         kCFAllocatorDefault,
 663         (CFStringRef) self,
 664         NULL,
 665         CFSTR(";/?:@&=+$,"),
 666         kCFStringEncodingUTF8
 667     ) autorelease];
 668 }
 669
 670 @end
 671 /* }}} */
 672
 673 /* C++ NSString Wrapper Cache {{{ */
 674 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 675     return size == 0 ? NULL :
 676         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 677         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 678 }
 679
 680 static _finline CFStringRef CYStringCreate(const char *data) {
 681     return CYStringCreate(data, strlen(data));
 682 }
 683
 684 class CYString {
 685   private:
 686     char *data_;
 687     size_t size_;
 688     CFStringRef cache_;
 689
 690     _finline void clear_() {
 691         if (cache_ != NULL) {
 692             CFRelease(cache_);
 693             cache_ = NULL;
 694         }
 695     }
 696
 697   public:
 698     _finline bool empty() const {
 699         return size_ == 0;
 700     }
 701
 702     _finline size_t size() const {
 703         return size_;
 704     }
 705
 706     _finline char *data() const {
 707         return data_;
 708     }
 709
 710     _finline void clear() {
 711         size_ = 0;
 712         clear_();
 713     }
 714
 715     _finline CYString() :
 716         data_(0),
 717         size_(0),
 718         cache_(NULL)
 719     {
 720     }
 721
 722     _finline ~CYString() {
 723         clear_();
 724     }
 725
 726     void operator =(const CYString &rhs) {
 727         data_ = rhs.data_;
 728         size_ = rhs.size_;
 729
 730         if (rhs.cache_ == nil)
 731             cache_ = NULL;
 732         else
 733             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 734     }
 735
 736     void copy(apr_pool_t *pool) {
 737         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 738         memcpy(temp, data_, size_);
 739         temp[size_] = '\0';
 740         data_ = temp;
 741     }
 742
 743     void set(apr_pool_t *pool, const char *data, size_t size) {
 744         if (size == 0)
 745             clear();
 746         else {
 747             clear_();
 748
 749             data_ = const_cast<char *>(data);
 750             size_ = size;
 751
 752             if (pool != NULL)
 753                 copy(pool);
 754         }
 755     }
 756
 757     _finline void set(apr_pool_t *pool, const char *data) {
 758         set(pool, data, data == NULL ? 0 : strlen(data));
 759     }
 760
 761     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 762         set(pool, rhs.data(), rhs.size());
 763     }
 764
 765     bool operator ==(const CYString &rhs) const {
 766         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 767     }
 768
 769     _finline operator CFStringRef() {
 770         if (cache_ == NULL)
 771             cache_ = CYStringCreate(data_, size_);
 772         return cache_;
 773     }
 774
 775     _finline operator id() {
 776         return (NSString *) static_cast<CFStringRef>(*this);
 777     }
 778
 779     _finline operator const char *() {
 780         return reinterpret_cast<const char *>(data_);
 781     }
 782 };
 783 /* }}} */
 784 /* C++ NSString Algorithm Adapters {{{ */
 785 extern "C" {
 786     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 787 }
 788
 789 struct NSStringMapHash :
 790     std::unary_function<NSString *, size_t>
 791 {
 792     _finline size_t operator ()(NSString *value) const {
 793         return CFStringHashNSString((CFStringRef) value);
 794     }
 795 };
 796
 797 struct NSStringMapLess :
 798     std::binary_function<NSString *, NSString *, bool>
 799 {
 800     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 801         return [lhs compare:rhs] == NSOrderedAscending;
 802     }
 803 };
 804
 805 struct NSStringMapEqual :
 806     std::binary_function<NSString *, NSString *, bool>
 807 {
 808     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 809         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 810         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 811         //[lhs isEqualToString:rhs];
 812     }
 813 };
 814 /* }}} */
 815
 816 /* Perl-Compatible RegEx {{{ */
 817 class Pcre {
 818   private:
 819     pcre *code_;
 820     pcre_extra *study_;
 821     int capture_;
 822     int *matches_;
 823     const char *data_;
 824
 825   public:
 826     Pcre(const char *regex) :
 827         study_(NULL)
 828     {
 829         const char *error;
 830         int offset;
 831         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 832
 833         if (code_ == NULL) {
 834             lprintf("%d:%s\n", offset, error);
 835             _assert(false);
 836         }
 837
 838         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 839         matches_ = new int[(capture_ + 1) * 3];
 840     }
 841
 842     ~Pcre() {
 843         pcre_free(code_);
 844         delete matches_;
 845     }
 846
 847     NSString *operator [](size_t match) {
 848         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 849     }
 850
 851     bool operator ()(NSString *data) {
 852         // XXX: length is for characters, not for bytes
 853         return operator ()([data UTF8String], [data length]);
 854     }
 855
 856     bool operator ()(const char *data, size_t size) {
 857         data_ = data;
 858         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 859     }
 860 };
 861 /* }}} */
 862 /* Mime Addresses {{{ */
 863 @interface Address : NSObject {
 864     NSString *name_;
 865     NSString *address_;
 866 }
 867
 868 - (NSString *) name;
 869 - (NSString *) address;
 870
 871 - (void) setAddress:(NSString *)address;
 872
 873 + (Address *) addressWithString:(NSString *)string;
 874 - (Address *) initWithString:(NSString *)string;
 875
 876 @end
 877
 878 @implementation Address
 879
 880 - (void) dealloc {
 881     [name_ release];
 882     if (address_ != nil)
 883         [address_ release];
 884     [super dealloc];
 885 }
 886
 887 - (NSString *) name {
 888     return name_;
 889 }
 890
 891 - (NSString *) address {
 892     return address_;
 893 }
 894
 895 - (void) setAddress:(NSString *)address {
 896     if (address_ != nil)
 897         [address_ autorelease];
 898     if (address == nil)
 899         address_ = nil;
 900     else
 901         address_ = [address retain];
 902 }
 903
 904 + (Address *) addressWithString:(NSString *)string {
 905     return [[[Address alloc] initWithString:string] autorelease];
 906 }
 907
 908 + (NSArray *) _attributeKeys {
 909     return [NSArray arrayWithObjects:
 910         @"address",
 911         @"name",
 912     nil];
 913 }
 914
 915 - (NSArray *) attributeKeys {
 916     return [[self class] _attributeKeys];
 917 }
 918
 919 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 920     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 921 }
 922
 923 - (Address *) initWithString:(NSString *)string {
 924     if ((self = [super init]) != nil) {
 925         const char *data = [string UTF8String];
 926         size_t size = [string length];
 927
 928         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 929
 930         if (address_r(data, size)) {
 931             name_ = [address_r[1] retain];
 932             address_ = [address_r[2] retain];
 933         } else {
 934             name_ = [string retain];
 935             address_ = nil;
 936         }
 937     } return self;
 938 }
 939
 940 @end
 941 /* }}} */
 942 /* CoreGraphics Primitives {{{ */
 943 class CYColor {
 944   private:
 945     CGColorRef color_;
 946
 947     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 948         CGFloat color[] = {red, green, blue, alpha};
 949         return CGColorCreate(space, color);
 950     }
 951
 952   public:
 953     CYColor() :
 954         color_(NULL)
 955     {
 956     }
 957
 958     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 959         color_(Create_(space, red, green, blue, alpha))
 960     {
 961         Set(space, red, green, blue, alpha);
 962     }
 963
 964     void Clear() {
 965         if (color_ != NULL)
 966             CGColorRelease(color_);
 967     }
 968
 969     ~CYColor() {
 970         Clear();
 971     }
 972
 973     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 974         Clear();
 975         color_ = Create_(space, red, green, blue, alpha);
 976     }
 977
 978     operator CGColorRef() {
 979         return color_;
 980     }
 981 };
 982 /* }}} */
 983
 984 /* Random Global Variables {{{ */
 985 static const int PulseInterval_ = 50000;
 986
 987 static const NSString *UI_;
 988
 989 static int Finish_;
 990 static NSArray *Finishes_;
 991
 992 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 993 #define NotifyConfig_ "/etc/notify.conf"
 994
 995 static bool Queuing_;
 996
 997 static CYColor Blue_;
 998 static CYColor Blueish_;
 999 static CYColor Black_;
1000 static CYColor Off_;
1001 static CYColor White_;
1002 static CYColor Gray_;
1003 static CYColor Green_;
1004 static CYColor Purple_;
1005 static CYColor Purplish_;
1006
1007 static UIColor *InstallingColor_;
1008 static UIColor *RemovingColor_;
1009
1010 static NSString *App_;
1011 static NSString *Home_;
1012
1013 static BOOL Advanced_;
1014 static BOOL Ignored_;
1015
1016 static UIFont *Font12_;
1017 static UIFont *Font12Bold_;
1018 static UIFont *Font14_;
1019 static UIFont *Font18Bold_;
1020 static UIFont *Font22Bold_;
1021
1022 static const char *Machine_ = NULL;
1023 static NSString *System_ = nil;
1024 static NSString *SerialNumber_ = nil;
1025 static NSString *ChipID_ = nil;
1026 static NSString *Token_ = nil;
1027 static NSString *UniqueID_ = nil;
1028 static NSString *PLMN_ = nil;
1029 static NSString *Build_ = nil;
1030 static NSString *Product_ = nil;
1031 static NSString *Safari_ = nil;
1032
1033 static CFLocaleRef Locale_;
1034 static NSArray *Languages_;
1035 static CGColorSpaceRef space_;
1036
1037 static NSDictionary *SectionMap_;
1038 static NSMutableDictionary *Metadata_;
1039 static _transient NSMutableDictionary *Settings_;
1040 static _transient NSString *Role_;
1041 static _transient NSMutableDictionary *Packages_;
1042 static _transient NSMutableDictionary *Sections_;
1043 static _transient NSMutableDictionary *Sources_;
1044 static bool Changed_;
1045 static time_t now_;
1046
1047 bool IsWildcat_;
1048 static CGFloat ScreenScale_;
1049 /* }}} */
1050
1051 /* Display Helpers {{{ */
1052 inline float Interpolate(float begin, float end, float fraction) {
1053     return (end - begin) * fraction + begin;
1054 }
1055
1056 static _finline const char *StripVersion_(const char *version) {
1057     const char *colon(strchr(version, ':'));
1058     return colon == NULL ? version : colon + 1;
1059 }
1060
1061 NSString *LocalizeSection(NSString *section) {
1062     static Pcre title_r("^(.*?) \\((.*)\\)$");
1063     if (title_r(section)) {
1064         NSString *parent(title_r[1]);
1065         NSString *child(title_r[2]);
1066
1067         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1068             LocalizeSection(parent),
1069             LocalizeSection(child)
1070         ];
1071     }
1072
1073     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1074 }
1075
1076 NSString *Simplify(NSString *title) {
1077     const char *data = [title UTF8String];
1078     size_t size = [title length];
1079
1080     static Pcre square_r("^\\[(.*)\\]$");
1081     if (square_r(data, size))
1082         return Simplify(square_r[1]);
1083
1084     static Pcre paren_r("^\\((.*)\\)$");
1085     if (paren_r(data, size))
1086         return Simplify(paren_r[1]);
1087
1088     static Pcre title_r("^(.*?) \\((.*)\\)$");
1089     if (title_r(data, size))
1090         return Simplify(title_r[1]);
1091
1092     return title;
1093 }
1094 /* }}} */
1095
1096 NSString *GetLastUpdate() {
1097     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1098
1099     if (update == nil)
1100         return UCLocalize("NEVER_OR_UNKNOWN");
1101
1102     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1103     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1104
1105     CFRelease(formatter);
1106
1107     return [(NSString *) formatted autorelease];
1108 }
1109
1110 bool isSectionVisible(NSString *section) {
1111     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1112     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1113     return hidden == nil || ![hidden boolValue];
1114 }
1115
1116 @class Cydia;
1117
1118 /* Delegate Prototypes {{{ */
1119 @class Package;
1120 @class Source;
1121
1122 @interface NSObject (ProgressDelegate)
1123 @end
1124
1125 @protocol ProgressDelegate
1126 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1127 - (void) setProgressTitle:(NSString *)title;
1128 - (void) setProgressPercent:(NSNumber *)percent;
1129 - (void) startProgress;
1130 - (void) addProgressOutput:(NSString *)output;
1131 - (bool) isCancelling:(size_t)received;
1132 @end
1133
1134 @protocol ConfigurationDelegate
1135 - (void) repairWithSelector:(SEL)selector;
1136 - (void) setConfigurationData:(NSString *)data;
1137 @end
1138
1139 @class CYPackageController;
1140
1141 @protocol CydiaDelegate
1142 - (void) retainNetworkActivityIndicator;
1143 - (void) releaseNetworkActivityIndicator;
1144 - (void) clearPackage:(Package *)package;
1145 - (void) installPackage:(Package *)package;
1146 - (void) installPackages:(NSArray *)packages;
1147 - (void) removePackage:(Package *)package;
1148 - (void) beginUpdate;
1149 - (BOOL) updating;
1150 - (void) distUpgrade;
1151 - (void) loadData;
1152 - (void) updateData;
1153 - (void) syncData;
1154 - (void) addTrivialSource:(NSString *)href;
1155 - (void) showSettings;
1156 - (UIProgressHUD *) addProgressHUD;
1157 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1158 - (CYViewController *) pageForPackage:(NSString *)name;
1159 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1160 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1161 @end
1162
1163 static id<CydiaDelegate> CydiaApp;
1164 /* }}} */
1165
1166 /* Status Delegation {{{ */
1167 class Status :
1168     public pkgAcquireStatus
1169 {
1170   private:
1171     _transient NSObject<ProgressDelegate> *delegate_;
1172
1173   public:
1174     Status() :
1175         delegate_(nil)
1176     {
1177     }
1178
1179     void setDelegate(id delegate) {
1180         delegate_ = delegate;
1181     }
1182
1183     NSObject<ProgressDelegate> *getDelegate() const {
1184         return delegate_;
1185     }
1186
1187     virtual bool MediaChange(std::string media, std::string drive) {
1188         return false;
1189     }
1190
1191     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1192     }
1193
1194     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1195         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1196         [delegate_
1197             performSelectorOnMainThread:@selector(setProgressTitle:)
1198             withObject:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]
1199             waitUntilDone:YES
1200         ];
1201     }
1202
1203     virtual void Done(pkgAcquire::ItemDesc &item) {
1204     }
1205
1206     virtual void Fail(pkgAcquire::ItemDesc &item) {
1207         if (
1208             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1209             item.Owner->Status == pkgAcquire::Item::StatDone
1210         )
1211             return;
1212
1213         std::string &error(item.Owner->ErrorText);
1214         if (error.empty())
1215             return;
1216
1217         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1218         NSArray *fields([description componentsSeparatedByString:@" "]);
1219         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1220
1221         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1222             withObject:[NSArray arrayWithObjects:
1223                 [NSString stringWithUTF8String:error.c_str()],
1224                 source,
1225             nil]
1226             waitUntilDone:YES
1227         ];
1228     }
1229
1230     virtual bool Pulse(pkgAcquire *Owner) {
1231         bool value = pkgAcquireStatus::Pulse(Owner);
1232
1233         float percent(
1234             double(CurrentBytes + CurrentItems) /
1235             double(TotalBytes + TotalItems)
1236         );
1237
1238         [delegate_ setProgressPercent:[NSNumber numberWithFloat:percent]];
1239         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1240     }
1241
1242     virtual void Start() {
1243         [delegate_ startProgress];
1244     }
1245
1246     virtual void Stop() {
1247     }
1248 };
1249 /* }}} */
1250 /* Progress Delegation {{{ */
1251 class Progress :
1252     public OpProgress
1253 {
1254   private:
1255     _transient id<ProgressDelegate> delegate_;
1256     float percent_;
1257
1258   protected:
1259     virtual void Update() {
1260         /*if (abs(Percent - percent_) > 2)
1261             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1262             percent_ = Percent;
1263         }*/
1264
1265         //[delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:Op.c_str()] waitUntilDone:YES];
1266         //[delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(Percent / 100)] waitUntilDone:YES];
1267     }
1268
1269   public:
1270     Progress() :
1271         delegate_(nil),
1272         percent_(0)
1273     {
1274     }
1275
1276     void setDelegate(id delegate) {
1277         delegate_ = delegate;
1278     }
1279
1280     id getDelegate() const {
1281         return delegate_;
1282     }
1283
1284     virtual void Done() {
1285         //NSLog(@"DONE");
1286         //[delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:1] waitUntilDone:YES];
1287     }
1288 };
1289 /* }}} */
1290
1291 /* Database Interface {{{ */
1292 typedef std::map< unsigned long, _H<Source> > SourceMap;
1293
1294 @interface Database : NSObject {
1295     NSZone *zone_;
1296     apr_pool_t *pool_;
1297
1298     unsigned era_;
1299
1300     pkgCacheFile cache_;
1301     pkgDepCache::Policy *policy_;
1302     pkgRecords *records_;
1303     pkgProblemResolver *resolver_;
1304     pkgAcquire *fetcher_;
1305     FileFd *lock_;
1306     SPtr<pkgPackageManager> manager_;
1307     pkgSourceList *list_;
1308
1309     SourceMap sourceMap_;
1310     NSMutableArray *sourceList_;
1311
1312     CFMutableArrayRef packages_;
1313
1314     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1315     Status status_;
1316     Progress progress_;
1317
1318     int cydiafd_;
1319     int statusfd_;
1320     FILE *input_;
1321
1322     std::map<const char *, _H<NSString> > sections_;
1323 }
1324
1325 + (Database *) sharedInstance;
1326 - (unsigned) era;
1327
1328 - (void) _readCydia:(NSNumber *)fd;
1329 - (void) _readStatus:(NSNumber *)fd;
1330 - (void) _readOutput:(NSNumber *)fd;
1331
1332 - (FILE *) input;
1333
1334 - (Package *) packageWithName:(NSString *)name;
1335
1336 - (pkgCacheFile &) cache;
1337 - (pkgDepCache::Policy *) policy;
1338 - (pkgRecords *) records;
1339 - (pkgProblemResolver *) resolver;
1340 - (pkgAcquire &) fetcher;
1341 - (pkgSourceList &) list;
1342 - (NSArray *) packages;
1343 - (NSArray *) sources;
1344 - (Source *) sourceWithKey:(NSString *)key;
1345 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1346
1347 - (void) configure;
1348 - (bool) prepare;
1349 - (void) perform;
1350 - (bool) upgrade;
1351 - (void) update;
1352
1353 - (void) updateWithStatus:(Status &)status;
1354
1355 - (void) setDelegate:(id)delegate;
1356 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1357
1358 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1359
1360 @end
1361 /* }}} */
1362 /* Delegate Helpers {{{ */
1363 @implementation NSObject (ProgressDelegate)
1364
1365 - (void) _setProgressErrorPackage:(NSArray *)args {
1366     [self performSelector:@selector(setProgressError:forPackage:)
1367         withObject:[args objectAtIndex:0]
1368         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1369     ];
1370 }
1371
1372 - (void) _setProgressErrorTitle:(NSArray *)args {
1373     [self performSelector:@selector(setProgressError:withTitle:)
1374         withObject:[args objectAtIndex:0]
1375         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1376     ];
1377 }
1378
1379 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1380     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1381         withObject:[NSArray arrayWithObjects:error, title, nil]
1382         waitUntilDone:YES
1383     ];
1384 }
1385
1386 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1387     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1388
1389     [self performSelector:@selector(setProgressError:withTitle:)
1390         withObject:error
1391         withObject:(package == nil ? id : [package name])
1392     ];
1393 }
1394
1395 @end
1396 /* }}} */
1397
1398 // Cytore Definitions {{{
1399 struct PackageValue :
1400     Cytore::Block
1401 {
1402     Cytore::Offset<PackageValue> next_;
1403
1404     uint32_t index_ : 23;
1405     uint32_t subscribed_ : 1;
1406     uint32_t : 8;
1407
1408     int32_t first_;
1409     int32_t last_;
1410
1411     uint16_t vhash_;
1412     uint16_t nhash_;
1413
1414     char version_[8];
1415     char name_[];
1416 };
1417
1418 struct MetaValue :
1419     Cytore::Block
1420 {
1421     uint32_t active_;
1422     Cytore::Offset<PackageValue> packages_[1 << 16];
1423 };
1424
1425 static Cytore::File<MetaValue> MetaFile_;
1426 // }}}
1427 // Cytore Helper Functions {{{
1428 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1429     SplitHash nhash = { hashlittle(name, length) };
1430
1431     PackageValue *metadata;
1432
1433     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1434     offset: if (offset->IsNull()) {
1435         *offset = MetaFile_.New<PackageValue>(length + 1);
1436         metadata = &MetaFile_.Get(*offset);
1437
1438         if (metadata == NULL) {
1439             if (fail != NULL)
1440                 *fail = true;
1441
1442             metadata = new PackageValue();
1443             memset(metadata, 0, sizeof(*metadata));
1444         }
1445
1446         memcpy(metadata->name_, name, length + 1);
1447         metadata->nhash_ = nhash.u16[1];
1448     } else {
1449         metadata = &MetaFile_.Get(*offset);
1450
1451         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1452             offset = &metadata->next_;
1453             goto offset;
1454         }
1455     }
1456
1457     return metadata;
1458 }
1459
1460 static void PackageImport(const void *key, const void *value, void *context) {
1461     bool &fail(*reinterpret_cast<bool *>(context));
1462
1463     char buffer[1024];
1464     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1465         NSLog(@"failed to import package %@", key);
1466         return;
1467     }
1468
1469     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1470     NSDictionary *package((NSDictionary *) value);
1471
1472     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1473         if ([subscribed boolValue] && !metadata->subscribed_)
1474             metadata->subscribed_ = true;
1475
1476     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1477         time_t time([date timeIntervalSince1970]);
1478         if (metadata->first_ > time || metadata->first_ == 0)
1479             metadata->first_ = time;
1480     }
1481
1482     NSDate *date([package objectForKey:@"LastSeen"]);
1483     NSString *version([package objectForKey:@"LastVersion"]);
1484
1485     if (date != nil && version != nil) {
1486         time_t time([date timeIntervalSince1970]);
1487         if (metadata->last_ < time || metadata->last_ == 0)
1488             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1489                 size_t length(strlen(buffer));
1490                 uint16_t vhash(hashlittle(buffer, length));
1491
1492                 size_t capped(std::min<size_t>(8, length));
1493                 char *latest(buffer + length - capped);
1494
1495                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1496                 metadata->vhash_ = vhash;
1497
1498                 metadata->last_ = time;
1499             }
1500     }
1501 }
1502 // }}}
1503
1504 /* Source Class {{{ */
1505 @interface Source : NSObject {
1506     CYString depiction_;
1507     CYString description_;
1508     CYString label_;
1509     CYString origin_;
1510     CYString support_;
1511
1512     CYString uri_;
1513     CYString distribution_;
1514     CYString type_;
1515     CYString version_;
1516
1517     NSString *host_;
1518     NSString *authority_;
1519
1520     CYString defaultIcon_;
1521
1522     NSDictionary *record_;
1523     BOOL trusted_;
1524 }
1525
1526 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1527
1528 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1529
1530 - (NSString *) depictionForPackage:(NSString *)package;
1531 - (NSString *) supportForPackage:(NSString *)package;
1532
1533 - (NSDictionary *) record;
1534 - (BOOL) trusted;
1535
1536 - (NSString *) uri;
1537 - (NSString *) distribution;
1538 - (NSString *) type;
1539 - (NSString *) key;
1540 - (NSString *) host;
1541
1542 - (NSString *) name;
1543 - (NSString *) description;
1544 - (NSString *) label;
1545 - (NSString *) origin;
1546 - (NSString *) version;
1547
1548 - (NSString *) defaultIcon;
1549
1550 @end
1551
1552 @implementation Source
1553
1554 - (void) _clear {
1555     uri_.clear();
1556     distribution_.clear();
1557     type_.clear();
1558
1559     description_.clear();
1560     label_.clear();
1561     origin_.clear();
1562     depiction_.clear();
1563     support_.clear();
1564     version_.clear();
1565     defaultIcon_.clear();
1566
1567     if (record_ != nil) {
1568         [record_ release];
1569         record_ = nil;
1570     }
1571
1572     if (host_ != nil) {
1573         [host_ release];
1574         host_ = nil;
1575     }
1576
1577     if (authority_ != nil) {
1578         [authority_ release];
1579         authority_ = nil;
1580     }
1581 }
1582
1583 - (void) dealloc {
1584     // XXX: this is a very inefficient way to call these deconstructors
1585     [self _clear];
1586     [super dealloc];
1587 }
1588
1589 + (NSArray *) _attributeKeys {
1590     return [NSArray arrayWithObjects:
1591         @"description",
1592         @"distribution",
1593         @"host",
1594         @"key",
1595         @"label",
1596         @"name",
1597         @"origin",
1598         @"trusted",
1599         @"type",
1600         @"uri",
1601         @"version",
1602     nil];
1603 }
1604
1605 - (NSArray *) attributeKeys {
1606     return [[self class] _attributeKeys];
1607 }
1608
1609 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1610     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1611 }
1612
1613 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1614     [self _clear];
1615
1616     trusted_ = index->IsTrusted();
1617
1618     uri_.set(pool, index->GetURI());
1619     distribution_.set(pool, index->GetDist());
1620     type_.set(pool, index->GetType());
1621
1622     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1623     if (dindex != NULL) {
1624         FileFd fd;
1625         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1626             _error->Discard();
1627         else {
1628             pkgTagFile tags(&fd);
1629
1630             pkgTagSection section;
1631             tags.Step(section);
1632
1633             struct {
1634                 const char *name_;
1635                 CYString *value_;
1636             } names[] = {
1637                 {"default-icon", &defaultIcon_},
1638                 {"depiction", &depiction_},
1639                 {"description", &description_},
1640                 {"label", &label_},
1641                 {"origin", &origin_},
1642                 {"support", &support_},
1643                 {"version", &version_},
1644             };
1645
1646             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1647                 const char *start, *end;
1648
1649                 if (section.Find(names[i].name_, start, end)) {
1650                     CYString &value(*names[i].value_);
1651                     value.set(pool, start, end - start);
1652                 }
1653             }
1654         }
1655     }
1656
1657     record_ = [Sources_ objectForKey:[self key]];
1658     if (record_ != nil)
1659         record_ = [record_ retain];
1660
1661     NSURL *url([NSURL URLWithString:uri_]);
1662
1663     host_ = [url host];
1664     if (host_ != nil)
1665         host_ = [[host_ lowercaseString] retain];
1666
1667     if (host_ != nil)
1668         authority_ = host_;
1669     else
1670         authority_ = [url path];
1671
1672     if (authority_ != nil)
1673         authority_ = [authority_ retain];
1674 }
1675
1676 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1677     if ((self = [super init]) != nil) {
1678         [self setMetaIndex:index inPool:pool];
1679     } return self;
1680 }
1681
1682 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1683     NSDictionary *lhr = [self record];
1684     NSDictionary *rhr = [source record];
1685
1686     if (lhr != rhr)
1687         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1688
1689     NSString *lhs = [self name];
1690     NSString *rhs = [source name];
1691
1692     if ([lhs length] != 0 && [rhs length] != 0) {
1693         unichar lhc = [lhs characterAtIndex:0];
1694         unichar rhc = [rhs characterAtIndex:0];
1695
1696         if (isalpha(lhc) && !isalpha(rhc))
1697             return NSOrderedAscending;
1698         else if (!isalpha(lhc) && isalpha(rhc))
1699             return NSOrderedDescending;
1700     }
1701
1702     return [lhs compare:rhs options:LaxCompareOptions_];
1703 }
1704
1705 - (NSString *) depictionForPackage:(NSString *)package {
1706     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1707 }
1708
1709 - (NSString *) supportForPackage:(NSString *)package {
1710     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1711 }
1712
1713 - (NSDictionary *) record {
1714     return record_;
1715 }
1716
1717 - (BOOL) trusted {
1718     return trusted_;
1719 }
1720
1721 - (NSString *) uri {
1722     return uri_;
1723 }
1724
1725 - (NSString *) distribution {
1726     return distribution_;
1727 }
1728
1729 - (NSString *) type {
1730     return type_;
1731 }
1732
1733 - (NSString *) key {
1734     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1735 }
1736
1737 - (NSString *) host {
1738     return host_;
1739 }
1740
1741 - (NSString *) name {
1742     return origin_.empty() ? authority_ : origin_;
1743 }
1744
1745 - (NSString *) description {
1746     return description_;
1747 }
1748
1749 - (NSString *) label {
1750     return label_.empty() ? authority_ : label_;
1751 }
1752
1753 - (NSString *) origin {
1754     return origin_;
1755 }
1756
1757 - (NSString *) version {
1758     return version_;
1759 }
1760
1761 - (NSString *) defaultIcon {
1762     return defaultIcon_;
1763 }
1764
1765 @end
1766 /* }}} */
1767 /* CydiaOperation Class {{{ */
1768 @interface CydiaOperation : NSObject {
1769     NSString *operator_;
1770     NSString *value_;
1771 }
1772
1773 - (NSString *) operator;
1774 - (NSString *) value;
1775
1776 @end
1777
1778 @implementation CydiaOperation
1779
1780 - (void) dealloc {
1781     [operator_ release];
1782     [value_ release];
1783     [super dealloc];
1784 }
1785
1786 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1787     if ((self = [super init]) != nil) {
1788         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1789         value_ = [[NSString alloc] initWithUTF8String:value];
1790     } return self;
1791 }
1792
1793 + (NSArray *) _attributeKeys {
1794     return [NSArray arrayWithObjects:
1795         @"operator",
1796         @"value",
1797     nil];
1798 }
1799
1800 - (NSArray *) attributeKeys {
1801     return [[self class] _attributeKeys];
1802 }
1803
1804 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1805     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1806 }
1807
1808 - (NSString *) operator {
1809     return operator_;
1810 }
1811
1812 - (NSString *) value {
1813     return value_;
1814 }
1815
1816 @end
1817 /* }}} */
1818 /* CydiaClause Class {{{ */
1819 @interface CydiaClause : NSObject {
1820     NSString *package_;
1821     CydiaOperation *version_;
1822 }
1823
1824 - (NSString *) package;
1825 - (CydiaOperation *) version;
1826
1827 @end
1828
1829 @implementation CydiaClause
1830
1831 - (void) dealloc {
1832     [package_ release];
1833     [version_ release];
1834     [super dealloc];
1835 }
1836
1837 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1838     if ((self = [super init]) != nil) {
1839         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1840
1841         if (const char *version = dep.TargetVer())
1842             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1843         else
1844             version_ = [[NSNull null] retain];
1845     } return self;
1846 }
1847
1848 + (NSArray *) _attributeKeys {
1849     return [NSArray arrayWithObjects:
1850         @"package",
1851         @"version",
1852     nil];
1853 }
1854
1855 - (NSArray *) attributeKeys {
1856     return [[self class] _attributeKeys];
1857 }
1858
1859 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1860     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1861 }
1862
1863 - (NSString *) package {
1864     return package_;
1865 }
1866
1867 - (CydiaOperation *) version {
1868     return version_;
1869 }
1870
1871 @end
1872 /* }}} */
1873 /* CydiaRelation Class {{{ */
1874 @interface CydiaRelation : NSObject {
1875     NSString *relationship_;
1876     NSMutableArray *clauses_;
1877 }
1878
1879 - (NSString *) relationship;
1880 - (NSArray *) clauses;
1881
1882 @end
1883
1884 @implementation CydiaRelation
1885
1886 - (void) dealloc {
1887     [relationship_ release];
1888     [clauses_ release];
1889     [super dealloc];
1890 }
1891
1892 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1893     if ((self = [super init]) != nil) {
1894         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1895         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1896
1897         pkgCache::DepIterator start;
1898         pkgCache::DepIterator end;
1899         dep.GlobOr(start, end); // ++dep
1900
1901         _forever {
1902             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1903
1904             // yes, seriously. (wtf?)
1905             if (start == end)
1906                 break;
1907             ++start;
1908         }
1909     } return self;
1910 }
1911
1912 + (NSArray *) _attributeKeys {
1913     return [NSArray arrayWithObjects:
1914         @"clauses",
1915         @"relationship",
1916     nil];
1917 }
1918
1919 - (NSArray *) attributeKeys {
1920     return [[self class] _attributeKeys];
1921 }
1922
1923 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1924     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1925 }
1926
1927 - (NSString *) relationship {
1928     return relationship_;
1929 }
1930
1931 - (NSArray *) clauses {
1932     return clauses_;
1933 }
1934
1935 - (void) addClause:(CydiaClause *)clause {
1936     [clauses_ addObject:clause];
1937 }
1938
1939 @end
1940 /* }}} */
1941 /* Package Class {{{ */
1942 struct ParsedPackage {
1943     CYString tagline_;
1944
1945     CYString icon_;
1946
1947     CYString depiction_;
1948     CYString homepage_;
1949
1950     CYString sponsor_;
1951     CYString author_;
1952
1953     CYString bugs_;
1954     CYString support_;
1955 };
1956
1957 @interface Package : NSObject {
1958     uint32_t era_ : 26;
1959     uint32_t role_ : 3;
1960     uint32_t essential_ : 1;
1961     uint32_t obsolete_ : 1;
1962     uint32_t ignored_ : 1;
1963
1964     apr_pool_t *pool_;
1965
1966     _transient Database *database_;
1967
1968     pkgCache::VerIterator version_;
1969     pkgCache::PkgIterator iterator_;
1970     pkgCache::VerFileIterator file_;
1971
1972     CYString id_;
1973     CYString name_;
1974
1975     CYString latest_;
1976     CYString installed_;
1977
1978     const char *section_;
1979     _transient NSString *section$_;
1980
1981     Source *source_;
1982
1983     PackageValue *metadata_;
1984     ParsedPackage *parsed_;
1985
1986     NSMutableArray *tags_;
1987 }
1988
1989 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1990 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1991
1992 - (pkgCache::PkgIterator) iterator;
1993 - (void) parse;
1994
1995 - (NSString *) section;
1996 - (NSString *) simpleSection;
1997
1998 - (NSString *) longSection;
1999 - (NSString *) shortSection;
2000
2001 - (NSString *) uri;
2002
2003 - (Address *) maintainer;
2004 - (size_t) size;
2005 - (NSString *) longDescription;
2006 - (NSString *) shortDescription;
2007 - (unichar) index;
2008
2009 - (PackageValue *) metadata;
2010 - (time_t) seen;
2011
2012 - (bool) subscribed;
2013 - (bool) setSubscribed:(bool)subscribed;
2014
2015 - (BOOL) ignored;
2016
2017 - (NSString *) latest;
2018 - (NSString *) installed;
2019 - (BOOL) uninstalled;
2020
2021 - (BOOL) valid;
2022 - (BOOL) upgradableAndEssential:(BOOL)essential;
2023 - (BOOL) essential;
2024 - (BOOL) broken;
2025 - (BOOL) unfiltered;
2026 - (BOOL) visible;
2027
2028 - (BOOL) half;
2029 - (BOOL) halfConfigured;
2030 - (BOOL) halfInstalled;
2031 - (BOOL) hasMode;
2032 - (NSString *) mode;
2033
2034 - (NSString *) id;
2035 - (NSString *) name;
2036 - (UIImage *) icon;
2037 - (NSString *) homepage;
2038 - (NSString *) depiction;
2039 - (Address *) author;
2040
2041 - (NSString *) support;
2042
2043 - (NSArray *) files;
2044 - (NSArray *) warnings;
2045 - (NSArray *) applications;
2046
2047 - (Source *) source;
2048
2049 - (BOOL) matches:(NSString *)text;
2050
2051 - (bool) hasSupportingRole;
2052 - (BOOL) hasTag:(NSString *)tag;
2053 - (NSString *) primaryPurpose;
2054 - (NSArray *) purposes;
2055 - (bool) isCommercial;
2056
2057 - (void) setIndex:(size_t)index;
2058
2059 - (CYString &) cyname;
2060
2061 - (uint32_t) compareBySection:(NSArray *)sections;
2062
2063 - (void) install;
2064 - (void) remove;
2065
2066 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2067 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2068 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2069 - (bool) isVisibleInSection:(NSString *)section;
2070 - (bool) isVisibleInSource:(Source *)source;
2071
2072 @end
2073
2074 uint32_t PackageChangesRadix(Package *self, void *) {
2075     union {
2076         uint32_t key;
2077
2078         struct {
2079             uint32_t timestamp : 30;
2080             uint32_t ignored : 1;
2081             uint32_t upgradable : 1;
2082         } bits;
2083     } value;
2084
2085     bool upgradable([self upgradableAndEssential:YES]);
2086     value.bits.upgradable = upgradable ? 1 : 0;
2087
2088     if (upgradable) {
2089         value.bits.timestamp = 0;
2090         value.bits.ignored = [self ignored] ? 0 : 1;
2091         value.bits.upgradable = 1;
2092     } else {
2093         value.bits.timestamp = [self seen] >> 2;
2094         value.bits.ignored = 0;
2095         value.bits.upgradable = 0;
2096     }
2097
2098     return _not(uint32_t) - value.key;
2099 }
2100
2101 uint32_t PackagePrefixRadix(Package *self, void *context) {
2102     size_t offset(reinterpret_cast<size_t>(context));
2103     CYString &name([self cyname]);
2104
2105     size_t size(name.size());
2106     if (size == 0)
2107         return 0;
2108     char *text(name.data());
2109
2110     size_t zeros;
2111     if (!isdigit(text[0]))
2112         zeros = 0;
2113     else {
2114         size_t digits(1);
2115         while (size != digits && isdigit(text[digits]))
2116             if (++digits == 4)
2117                 break;
2118         zeros = 4 - digits;
2119     }
2120
2121     uint8_t data[4];
2122
2123     if (offset == 0 && zeros != 0) {
2124         memset(data, '0', zeros);
2125         memcpy(data + zeros, text, 4 - zeros);
2126     } else {
2127         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2128         if (size <= offset - zeros)
2129             return 0;
2130
2131         text += offset - zeros;
2132         size -= offset - zeros;
2133
2134         if (size >= 4)
2135             memcpy(data, text, 4);
2136         else {
2137             memcpy(data, text, size);
2138             memset(data + size, 0, 4 - size);
2139         }
2140
2141         for (size_t i(0); i != 4; ++i)
2142             if (isalpha(data[i]))
2143                 data[i] |= 0x20;
2144     }
2145
2146     if (offset == 0)
2147         if (data[0] == '@')
2148             data[0] = 0x7f;
2149         else
2150             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2151
2152     /* XXX: ntohl may be more honest */
2153     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2154 }
2155
2156 CYString &(*PackageName)(Package *self, SEL sel);
2157
2158 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2159     _profile(PackageNameCompare)
2160         CYString &lhi(PackageName(lhs, @selector(cyname)));
2161         CYString &rhi(PackageName(rhs, @selector(cyname)));
2162         CFStringRef lhn(lhi), rhn(rhi);
2163
2164         if (lhn == NULL)
2165             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2166         else if (rhn == NULL)
2167             return NSOrderedDescending;
2168
2169         _profile(PackageNameCompare$NumbersLast)
2170             if (!lhi.empty() && !rhi.empty()) {
2171                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2172                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2173                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2174                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2175                     return lha ? NSOrderedAscending : NSOrderedDescending;
2176             }
2177         _end
2178
2179         CFIndex length = CFStringGetLength(lhn);
2180
2181         _profile(PackageNameCompare$Compare)
2182             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2183         _end
2184     _end
2185 }
2186
2187 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2188     return PackageNameCompare(*lhs, *rhs, context);
2189 }
2190
2191 struct PackageNameOrdering :
2192     std::binary_function<Package *, Package *, bool>
2193 {
2194     _finline bool operator ()(Package *lhs, Package *rhs) const {
2195         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2196     }
2197 };
2198
2199 @implementation Package
2200
2201 - (NSString *) description {
2202     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2203 }
2204
2205 - (void) dealloc {
2206     if (parsed_ != NULL)
2207         delete parsed_;
2208     if (source_ != nil)
2209         [source_ release];
2210     if (tags_ != nil)
2211         [tags_ release];
2212     [super dealloc];
2213 }
2214
2215 + (NSString *) webScriptNameForSelector:(SEL)selector {
2216     if (false);
2217     else if (selector == @selector(clear))
2218         return @"clear";
2219     else if (selector == @selector(hasTag:))
2220         return @"hasTag";
2221     else if (selector == @selector(install))
2222         return @"install";
2223     else if (selector == @selector(remove))
2224         return @"remove";
2225     else
2226         return nil;
2227 }
2228
2229 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2230     return [self webScriptNameForSelector:selector] == nil;
2231 }
2232
2233 + (NSArray *) _attributeKeys {
2234     return [NSArray arrayWithObjects:
2235         @"applications",
2236         @"author",
2237         @"depiction",
2238         @"essential",
2239         @"homepage",
2240         @"icon",
2241         @"id",
2242         @"installed",
2243         @"latest",
2244         @"longDescription",
2245         @"longSection",
2246         @"maintainer",
2247         @"mode",
2248         @"name",
2249         @"purposes",
2250         @"relations",
2251         @"section",
2252         @"shortDescription",
2253         @"shortSection",
2254         @"simpleSection",
2255         @"size",
2256         @"source",
2257         @"sponsor",
2258         @"support",
2259         @"warnings",
2260     nil];
2261 }
2262
2263 - (NSArray *) attributeKeys {
2264     return [[self class] _attributeKeys];
2265 }
2266
2267 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2268     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2269 }
2270
2271 - (NSArray *) relations {
2272 @synchronized (database_) {
2273     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2274     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2275         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2276     return relations;
2277 } }
2278
2279 - (void) parse {
2280     if (parsed_ != NULL)
2281         return;
2282 @synchronized (database_) {
2283     if ([database_ era] != era_ || file_.end())
2284         return;
2285
2286     ParsedPackage *parsed(new ParsedPackage);
2287     parsed_ = parsed;
2288
2289     _profile(Package$parse)
2290         pkgRecords::Parser *parser;
2291
2292         _profile(Package$parse$Lookup)
2293             parser = &[database_ records]->Lookup(file_);
2294         _end
2295
2296         CYString website;
2297
2298         _profile(Package$parse$Find)
2299             struct {
2300                 const char *name_;
2301                 CYString *value_;
2302             } names[] = {
2303                 {"icon", &parsed->icon_},
2304                 {"depiction", &parsed->depiction_},
2305                 {"homepage", &parsed->homepage_},
2306                 {"website", &website},
2307                 {"bugs", &parsed->bugs_},
2308                 {"support", &parsed->support_},
2309                 {"sponsor", &parsed->sponsor_},
2310                 {"author", &parsed->author_},
2311             };
2312
2313             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2314                 const char *start, *end;
2315
2316                 if (parser->Find(names[i].name_, start, end)) {
2317                     CYString &value(*names[i].value_);
2318                     _profile(Package$parse$Value)
2319                         value.set(pool_, start, end - start);
2320                     _end
2321                 }
2322             }
2323         _end
2324
2325         _profile(Package$parse$Tagline)
2326             const char *start, *end;
2327             if (parser->ShortDesc(start, end)) {
2328                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2329                 if (stop == NULL)
2330                     stop = end;
2331                 while (stop != start && stop[-1] == '\r')
2332                     --stop;
2333                 parsed->tagline_.set(pool_, start, stop - start);
2334             }
2335         _end
2336
2337         _profile(Package$parse$Retain)
2338             if (parsed->homepage_.empty())
2339                 parsed->homepage_ = website;
2340             if (parsed->homepage_ == parsed->depiction_)
2341                 parsed->homepage_.clear();
2342         _end
2343     _end
2344 } }
2345
2346 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2347     if ((self = [super init]) != nil) {
2348     _profile(Package$initWithVersion)
2349         pool_ = pool;
2350
2351         database_ = database;
2352         era_ = [database era];
2353
2354         version_ = version;
2355
2356         pkgCache::PkgIterator iterator(version.ParentPkg());
2357         iterator_ = iterator;
2358
2359         _profile(Package$initWithVersion$Version)
2360             if (!version_.end())
2361                 file_ = version_.FileList();
2362             else {
2363                 pkgCache &cache([database_ cache]);
2364                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2365             }
2366         _end
2367
2368         _profile(Package$initWithVersion$Cache)
2369             name_.set(NULL, iterator.Display());
2370
2371             latest_.set(NULL, StripVersion_(version_.VerStr()));
2372
2373             pkgCache::VerIterator current(iterator.CurrentVer());
2374             if (!current.end())
2375                 installed_.set(NULL, StripVersion_(current.VerStr()));
2376         _end
2377
2378         _profile(Package$initWithVersion$Tags)
2379             pkgCache::TagIterator tag(iterator.TagList());
2380             if (!tag.end()) {
2381                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2382                 do {
2383                     const char *name(tag.Name());
2384                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2385
2386                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2387                         if (strcmp(name + 6, "enduser") == 0)
2388                             role_ = 1;
2389                         else if (strcmp(name + 6, "hacker") == 0)
2390                             role_ = 2;
2391                         else if (strcmp(name + 6, "developer") == 0)
2392                             role_ = 3;
2393                         else if (strcmp(name + 6, "cydia") == 0)
2394                             role_ = 7;
2395                         else
2396                             role_ = 4;
2397                     }
2398
2399                     if (strncmp(name, "cydia::", 7) == 0) {
2400                         if (strcmp(name + 7, "essential") == 0)
2401                             essential_ = true;
2402                         else if (strcmp(name + 7, "obsolete") == 0)
2403                             obsolete_ = true;
2404                     }
2405
2406                     ++tag;
2407                 } while (!tag.end());
2408             }
2409         _end
2410
2411         _profile(Package$initWithVersion$Metadata)
2412             const char *mixed(iterator.Name());
2413             size_t size(strlen(mixed));
2414             char lower[size + 1];
2415
2416             for (size_t i(0); i != size; ++i)
2417                 lower[i] = mixed[i] | 0x20;
2418             lower[size] = '\0';
2419
2420             PackageValue *metadata(PackageFind(lower, size));
2421             metadata_ = metadata;
2422
2423             id_.set(NULL, metadata->name_, size);
2424
2425             const char *latest(version_.VerStr());
2426             size_t length(strlen(latest));
2427
2428             uint16_t vhash(hashlittle(latest, length));
2429
2430             size_t capped(std::min<size_t>(8, length));
2431             latest = latest + length - capped;
2432
2433             if (metadata->first_ == 0)
2434                 metadata->first_ = now_;
2435
2436             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2437                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2438                 metadata->vhash_ = vhash;
2439                 metadata->last_ = now_;
2440             } else if (metadata->last_ == 0)
2441                 metadata->last_ = metadata->first_;
2442         _end
2443
2444         _profile(Package$initWithVersion$Section)
2445             section_ = iterator.Section();
2446         _end
2447
2448         _profile(Package$initWithVersion$Flags)
2449             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2450             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2451         _end
2452     _end } return self;
2453 }
2454
2455 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2456     pkgCache::VerIterator version;
2457
2458     _profile(Package$packageWithIterator$GetCandidateVer)
2459         version = [database policy]->GetCandidateVer(iterator);
2460     _end
2461
2462     if (version.end())
2463         return nil;
2464
2465     Package *package;
2466
2467     _profile(Package$packageWithIterator$Allocate)
2468         package = [Package allocWithZone:zone];
2469     _end
2470
2471     _profile(Package$packageWithIterator$Initialize)
2472         package = [package
2473             initWithVersion:version
2474             withZone:zone
2475             inPool:pool
2476             database:database
2477         ];
2478     _end
2479
2480     _profile(Package$packageWithIterator$Autorelease)
2481         package = [package autorelease];
2482     _end
2483
2484     return package;
2485 }
2486
2487 - (pkgCache::PkgIterator) iterator {
2488     return iterator_;
2489 }
2490
2491 - (NSString *) section {
2492     if (section$_ == nil) {
2493         if (section_ == NULL)
2494             return nil;
2495
2496         _profile(Package$section$mappedSectionForPointer)
2497             section$_ = [database_ mappedSectionForPointer:section_];
2498         _end
2499     } return section$_;
2500 }
2501
2502 - (NSString *) simpleSection {
2503     if (NSString *section = [self section])
2504         return Simplify(section);
2505     else
2506         return nil;
2507 }
2508
2509 - (NSString *) longSection {
2510     return LocalizeSection([self section]);
2511 }
2512
2513 - (NSString *) shortSection {
2514     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2515 }
2516
2517 - (NSString *) uri {
2518     return nil;
2519 #if 0
2520     pkgIndexFile *index;
2521     pkgCache::PkgFileIterator file(file_.File());
2522     if (![database_ list].FindIndex(file, index))
2523         return nil;
2524     return [NSString stringWithUTF8String:iterator_->Path];
2525     //return [NSString stringWithUTF8String:file.Site()];
2526     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2527 #endif
2528 }
2529
2530 - (Address *) maintainer {
2531 @synchronized (database_) {
2532     if ([database_ era] != era_ || file_.end())
2533         return nil;
2534
2535     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2536     const std::string &maintainer(parser->Maintainer());
2537     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2538 } }
2539
2540 - (size_t) size {
2541 @synchronized (database_) {
2542     if ([database_ era] != era_ || version_.end())
2543         return 0;
2544
2545     return version_->InstalledSize;
2546 } }
2547
2548 - (NSString *) longDescription {
2549 @synchronized (database_) {
2550     if ([database_ era] != era_ || file_.end())
2551         return nil;
2552
2553     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2554     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2555
2556     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2557     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2558     if ([lines count] < 2)
2559         return nil;
2560
2561     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2562     for (size_t i(1), e([lines count]); i != e; ++i) {
2563         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2564         [trimmed addObject:trim];
2565     }
2566
2567     return [trimmed componentsJoinedByString:@"\n"];
2568 } }
2569
2570 - (NSString *) shortDescription {
2571     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2572 }
2573
2574 - (unichar) index {
2575     _profile(Package$index)
2576         CFStringRef name((CFStringRef) [self name]);
2577         if (CFStringGetLength(name) == 0)
2578             return '#';
2579         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2580         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2581             return '#';
2582         return toupper(character);
2583     _end
2584 }
2585
2586 - (PackageValue *) metadata {
2587     return metadata_;
2588 }
2589
2590 - (time_t) seen {
2591     PackageValue *metadata([self metadata]);
2592     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2593 }
2594
2595 - (bool) subscribed {
2596     return [self metadata]->subscribed_;
2597 }
2598
2599 - (bool) setSubscribed:(bool)subscribed {
2600     PackageValue *metadata([self metadata]);
2601     if (metadata->subscribed_ == subscribed)
2602         return false;
2603     metadata->subscribed_ = subscribed;
2604     return true;
2605 }
2606
2607 - (BOOL) ignored {
2608     return ignored_;
2609 }
2610
2611 - (NSString *) latest {
2612     return latest_;
2613 }
2614
2615 - (NSString *) installed {
2616     return installed_;
2617 }
2618
2619 - (BOOL) uninstalled {
2620     return installed_.empty();
2621 }
2622
2623 - (BOOL) valid {
2624     return !version_.end();
2625 }
2626
2627 - (BOOL) upgradableAndEssential:(BOOL)essential {
2628     _profile(Package$upgradableAndEssential)
2629         pkgCache::VerIterator current(iterator_.CurrentVer());
2630         if (current.end())
2631             return essential && essential_;
2632         else
2633             return !version_.end() && version_ != current;
2634     _end
2635 }
2636
2637 - (BOOL) essential {
2638     return essential_;
2639 }
2640
2641 - (BOOL) broken {
2642     return [database_ cache][iterator_].InstBroken();
2643 }
2644
2645 - (BOOL) unfiltered {
2646     _profile(Package$unfiltered$obsolete)
2647         if (_unlikely(obsolete_))
2648             return false;
2649     _end
2650
2651     _profile(Package$unfiltered$hasSupportingRole)
2652         if (_unlikely(![self hasSupportingRole]))
2653             return false;
2654     _end
2655
2656     return true;
2657 }
2658
2659 - (BOOL) visible {
2660     if (![self unfiltered])
2661         return false;
2662
2663     NSString *section;
2664
2665     _profile(Package$visible$section)
2666         section = [self section];
2667     _end
2668
2669     _profile(Package$visible$isSectionVisible)
2670         if (!isSectionVisible(section))
2671             return false;
2672     _end
2673
2674     return true;
2675 }
2676
2677 - (BOOL) half {
2678     unsigned char current(iterator_->CurrentState);
2679     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2680 }
2681
2682 - (BOOL) halfConfigured {
2683     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2684 }
2685
2686 - (BOOL) halfInstalled {
2687     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2688 }
2689
2690 - (BOOL) hasMode {
2691     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2692     return state.Mode != pkgDepCache::ModeKeep;
2693 }
2694
2695 - (NSString *) mode {
2696     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2697
2698     switch (state.Mode) {
2699         case pkgDepCache::ModeDelete:
2700             if ((state.iFlags & pkgDepCache::Purge) != 0)
2701                 return @"PURGE";
2702             else
2703                 return @"REMOVE";
2704         case pkgDepCache::ModeKeep:
2705             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2706                 return @"REINSTALL";
2707             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2708                 return nil;*/
2709             else
2710                 return nil;
2711         case pkgDepCache::ModeInstall:
2712             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2713                 return @"REINSTALL";
2714             else*/ switch (state.Status) {
2715                 case -1:
2716                     return @"DOWNGRADE";
2717                 case 0:
2718                     return @"INSTALL";
2719                 case 1:
2720                     return @"UPGRADE";
2721                 case 2:
2722                     return @"NEW_INSTALL";
2723                 _nodefault
2724             }
2725         _nodefault
2726     }
2727 }
2728
2729 - (NSString *) id {
2730     return id_;
2731 }
2732
2733 - (NSString *) name {
2734     return name_.empty() ? id_ : name_;
2735 }
2736
2737 - (UIImage *) icon {
2738     NSString *section = [self simpleSection];
2739
2740     UIImage *icon(nil);
2741     if (parsed_ != NULL)
2742         if (NSString *href = parsed_->icon_)
2743             if ([href hasPrefix:@"file:///"])
2744                 // XXX: correct escaping
2745                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2746     if (icon == nil) if (section != nil)
2747         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2748     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2749         if ([dicon hasPrefix:@"file:///"])
2750             // XXX: correct escaping
2751             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2752     if (icon == nil)
2753         icon = [UIImage applicationImageNamed:@"unknown.png"];
2754     return icon;
2755 }
2756
2757 - (NSString *) homepage {
2758     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2759 }
2760
2761 - (NSString *) depiction {
2762     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2763 }
2764
2765 - (Address *) sponsor {
2766     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2767 }
2768
2769 - (Address *) author {
2770     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2771 }
2772
2773 - (NSString *) support {
2774     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2775 }
2776
2777 - (NSArray *) files {
2778     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2779     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2780
2781     std::ifstream fin;
2782     fin.open([path UTF8String]);
2783     if (!fin.is_open())
2784         return nil;
2785
2786     std::string line;
2787     while (std::getline(fin, line))
2788         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2789
2790     return files;
2791 }
2792
2793 - (NSArray *) warnings {
2794     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2795     const char *name(iterator_.Name());
2796
2797     size_t length(strlen(name));
2798     if (length < 2) invalid:
2799         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2800     else for (size_t i(0); i != length; ++i)
2801         if (
2802             /* XXX: technically this is not allowed */
2803             (name[i] < 'A' || name[i] > 'Z') &&
2804             (name[i] < 'a' || name[i] > 'z') &&
2805             (name[i] < '0' || name[i] > '9') &&
2806             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2807         ) goto invalid;
2808
2809     if (strcmp(name, "cydia") != 0) {
2810         bool cydia = false;
2811         bool user = false;
2812         bool _private = false;
2813         bool stash = false;
2814
2815         bool repository = [[self section] isEqualToString:@"Repositories"];
2816
2817         if (NSArray *files = [self files])
2818             for (NSString *file in files)
2819                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2820                     cydia = true;
2821                 else if (!user && [file isEqualToString:@"/User"])
2822                     user = true;
2823                 else if (!_private && [file isEqualToString:@"/private"])
2824                     _private = true;
2825                 else if (!stash && [file isEqualToString:@"/var/stash"])
2826                     stash = true;
2827
2828         /* XXX: this is not sensitive enough. only some folders are valid. */
2829         if (cydia && !repository)
2830             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2831         if (user)
2832             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2833         if (_private)
2834             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2835         if (stash)
2836             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2837     }
2838
2839     return [warnings count] == 0 ? nil : warnings;
2840 }
2841
2842 - (NSArray *) applications {
2843     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2844
2845     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2846
2847     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2848     if (NSArray *files = [self files])
2849         for (NSString *file in files)
2850             if (application_r(file)) {
2851                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2852                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2853                 if ([id isEqualToString:me])
2854                     continue;
2855
2856                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2857                 if (display == nil)
2858                     display = application_r[1];
2859
2860                 NSString *bundle([file stringByDeletingLastPathComponent]);
2861                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2862                 if (icon == nil || [icon length] == 0)
2863                     icon = @"icon.png";
2864                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2865
2866                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2867                 [applications addObject:application];
2868
2869                 [application addObject:id];
2870                 [application addObject:display];
2871                 [application addObject:url];
2872             }
2873
2874     return [applications count] == 0 ? nil : applications;
2875 }
2876
2877 - (Source *) source {
2878     if (source_ == nil) {
2879         @synchronized (database_) {
2880             if ([database_ era] != era_ || file_.end())
2881                 source_ = (Source *) [NSNull null];
2882             else
2883                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2884         }
2885     }
2886
2887     return source_ == (Source *) [NSNull null] ? nil : source_;
2888 }
2889
2890 - (BOOL) matches:(NSString *)text {
2891     if (text == nil)
2892         return NO;
2893
2894     NSRange range;
2895
2896     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2897     if (range.location != NSNotFound)
2898         return YES;
2899
2900     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2901     if (range.location != NSNotFound)
2902         return YES;
2903
2904     [self parse];
2905
2906     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2907     if (range.location != NSNotFound)
2908         return YES;
2909
2910     return NO;
2911 }
2912
2913 - (bool) hasSupportingRole {
2914     if (role_ == 0)
2915         return true;
2916     if (role_ == 1)
2917         return true;
2918     if ([Role_ isEqualToString:@"User"])
2919         return false;
2920     if (role_ == 2)
2921         return true;
2922     if ([Role_ isEqualToString:@"Hacker"])
2923         return false;
2924     if (role_ == 3)
2925         return true;
2926     if ([Role_ isEqualToString:@"Developer"])
2927         return false;
2928     _assert(false);
2929 }
2930
2931 - (BOOL) hasTag:(NSString *)tag {
2932     return tags_ == nil ? NO : [tags_ containsObject:tag];
2933 }
2934
2935 - (NSString *) primaryPurpose {
2936     for (NSString *tag in tags_)
2937         if ([tag hasPrefix:@"purpose::"])
2938             return [tag substringFromIndex:9];
2939     return nil;
2940 }
2941
2942 - (NSArray *) purposes {
2943     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2944     for (NSString *tag in tags_)
2945         if ([tag hasPrefix:@"purpose::"])
2946             [purposes addObject:[tag substringFromIndex:9]];
2947     return [purposes count] == 0 ? nil : purposes;
2948 }
2949
2950 - (bool) isCommercial {
2951     return [self hasTag:@"cydia::commercial"];
2952 }
2953
2954 - (void) setIndex:(size_t)index {
2955     if (metadata_->index_ != index)
2956         metadata_->index_ = index;
2957 }
2958
2959 - (CYString &) cyname {
2960     return name_.empty() ? id_ : name_;
2961 }
2962
2963 - (uint32_t) compareBySection:(NSArray *)sections {
2964     NSString *section([self section]);
2965     for (size_t i(0), e([sections count]); i != e; ++i) {
2966         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2967             return i;
2968     }
2969
2970     return _not(uint32_t);
2971 }
2972
2973 - (void) clear {
2974 @synchronized (database_) {
2975     pkgProblemResolver *resolver = [database_ resolver];
2976     resolver->Clear(iterator_);
2977
2978     pkgCacheFile &cache([database_ cache]);
2979     cache->SetReInstall(iterator_, false);
2980     cache->MarkKeep(iterator_, false);
2981 } }
2982
2983 - (void) install {
2984 @synchronized (database_) {
2985     pkgProblemResolver *resolver = [database_ resolver];
2986     resolver->Clear(iterator_);
2987     resolver->Protect(iterator_);
2988
2989     pkgCacheFile &cache([database_ cache]);
2990     cache->SetReInstall(iterator_, false);
2991     cache->MarkInstall(iterator_, false);
2992
2993     pkgDepCache::StateCache &state((*cache)[iterator_]);
2994     if (!state.Install())
2995         cache->SetReInstall(iterator_, true);
2996 } }
2997
2998 - (void) remove {
2999 @synchronized (database_) {
3000     pkgProblemResolver *resolver = [database_ resolver];
3001     resolver->Clear(iterator_);
3002     resolver->Remove(iterator_);
3003     resolver->Protect(iterator_);
3004
3005     pkgCacheFile &cache([database_ cache]);
3006     cache->SetReInstall(iterator_, false);
3007     cache->MarkDelete(iterator_, true);
3008 } }
3009
3010 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3011     _profile(Package$isUnfilteredAndSearchedForBy)
3012         bool value(true);
3013
3014         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3015             value &= [self unfiltered];
3016         _end
3017
3018         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3019             value &= [self matches:search];
3020         _end
3021
3022         return value;
3023     _end
3024 }
3025
3026 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3027     if ([search length] == 0)
3028         return false;
3029
3030     _profile(Package$isUnfilteredAndSelectedForBy)
3031         bool value(true);
3032
3033         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3034             value &= [self unfiltered];
3035         _end
3036
3037         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3038             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3039         _end
3040
3041         return value;
3042     _end
3043 }
3044
3045 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3046     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3047 }
3048
3049 - (bool) isVisibleInSection:(NSString *)name {
3050     NSString *section([self section]);
3051
3052     return (
3053         name == nil ||
3054         section == nil && [name length] == 0 ||
3055         [name isEqualToString:section]
3056     ) && [self visible];
3057 }
3058
3059 - (bool) isVisibleInSource:(Source *)source {
3060     return [self source] == source && [self visible];
3061 }
3062
3063 @end
3064 /* }}} */
3065 /* Section Class {{{ */
3066 @interface Section : NSObject {
3067     NSString *name_;
3068     unichar index_;
3069     size_t row_;
3070     size_t count_;
3071     NSString *localized_;
3072 }
3073
3074 - (NSComparisonResult) compareByLocalized:(Section *)section;
3075 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3076 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3077 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3078 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3079 - (NSString *) name;
3080 - (unichar) index;
3081
3082 - (size_t) row;
3083 - (size_t) count;
3084
3085 - (void) addToRow;
3086 - (void) addToCount;
3087
3088 - (void) setCount:(size_t)count;
3089 - (NSString *) localized;
3090
3091 @end
3092
3093 @implementation Section
3094
3095 - (void) dealloc {
3096     [name_ release];
3097     if (localized_ != nil)
3098         [localized_ release];
3099     [super dealloc];
3100 }
3101
3102 - (NSComparisonResult) compareByLocalized:(Section *)section {
3103     NSString *lhs(localized_);
3104     NSString *rhs([section localized]);
3105
3106     /*if ([lhs length] != 0 && [rhs length] != 0) {
3107         unichar lhc = [lhs characterAtIndex:0];
3108         unichar rhc = [rhs characterAtIndex:0];
3109
3110         if (isalpha(lhc) && !isalpha(rhc))
3111             return NSOrderedAscending;
3112         else if (!isalpha(lhc) && isalpha(rhc))
3113             return NSOrderedDescending;
3114     }*/
3115
3116     return [lhs compare:rhs options:LaxCompareOptions_];
3117 }
3118
3119 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3120     if ((self = [self initWithName:name localize:NO]) != nil) {
3121         if (localized != nil)
3122             localized_ = [localized retain];
3123     } return self;
3124 }
3125
3126 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3127     return [self initWithName:name row:0 localize:localize];
3128 }
3129
3130 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3131     if ((self = [super init]) != nil) {
3132         name_ = [name retain];
3133         index_ = '\0';
3134         row_ = row;
3135         if (localize)
3136             localized_ = [LocalizeSection(name_) retain];
3137     } return self;
3138 }
3139
3140 /* XXX: localize the index thingees */
3141 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3142     if ((self = [super init]) != nil) {
3143         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3144         index_ = index;
3145         row_ = row;
3146     } return self;
3147 }
3148
3149 - (NSString *) name {
3150     return name_;
3151 }
3152
3153 - (unichar) index {
3154     return index_;
3155 }
3156
3157 - (size_t) row {
3158     return row_;
3159 }
3160
3161 - (size_t) count {
3162     return count_;
3163 }
3164
3165 - (void) addToRow {
3166     ++row_;
3167 }
3168
3169 - (void) addToCount {
3170     ++count_;
3171 }
3172
3173 - (void) setCount:(size_t)count {
3174     count_ = count;
3175 }
3176
3177 - (NSString *) localized {
3178     return localized_;
3179 }
3180
3181 @end
3182 /* }}} */
3183
3184 static NSString *Colon_;
3185 static NSString *Elision_;
3186 static NSString *Error_;
3187 static NSString *Warning_;
3188
3189 /* Database Implementation {{{ */
3190 @implementation Database
3191
3192 + (Database *) sharedInstance {
3193     static Database *instance;
3194     if (instance == nil)
3195         instance = [[Database alloc] init];
3196     return instance;
3197 }
3198
3199 - (unsigned) era {
3200     return era_;
3201 }
3202
3203 - (void) releasePackages {
3204     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3205     CFArrayRemoveAllValues(packages_);
3206 }
3207
3208 - (void) dealloc {
3209     // XXX: actually implement this thing
3210     _assert(false);
3211     [sourceList_ release];
3212     [self releasePackages];
3213     apr_pool_destroy(pool_);
3214     NSRecycleZone(zone_);
3215     [super dealloc];
3216 }
3217
3218 - (void) _readCydia:(NSNumber *)fd { _pooled
3219     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3220     std::istream is(&ib);
3221     std::string line;
3222
3223     static Pcre finish_r("^finish:([^:]*)$");
3224
3225     while (std::getline(is, line)) {
3226         const char *data(line.c_str());
3227         size_t size = line.size();
3228         lprintf("C:%s\n", data);
3229
3230         if (finish_r(data, size)) {
3231             NSString *finish = finish_r[1];
3232             int index = [Finishes_ indexOfObject:finish];
3233             if (index != INT_MAX && index > Finish_)
3234                 Finish_ = index;
3235         }
3236     }
3237
3238     _assume(false);
3239 }
3240
3241 - (void) _readStatus:(NSNumber *)fd { _pooled
3242     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3243     std::istream is(&ib);
3244     std::string line;
3245
3246     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3247     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3248
3249     while (std::getline(is, line)) {
3250         const char *data(line.c_str());
3251         size_t size(line.size());
3252         lprintf("S:%s\n", data);
3253
3254         if (conffile_r(data, size))
3255             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3256         else if (strncmp(data, "status: ", 8) == 0)
3257             [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:(data + 8)] waitUntilDone:YES];
3258         else if (pmstatus_r(data, size)) {
3259             std::string type([pmstatus_r[1] UTF8String]);
3260             NSString *id = pmstatus_r[2];
3261
3262             float percent([pmstatus_r[3] floatValue]);
3263             [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3264
3265             NSString *string = pmstatus_r[4];
3266
3267             if (type == "pmerror")
3268                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3269                     withObject:[NSArray arrayWithObjects:string, id, nil]
3270                     waitUntilDone:YES
3271                 ];
3272             else if (type == "pmstatus")
3273                 [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:string waitUntilDone:YES];
3274             else if (type == "pmconffile")
3275                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3276             else
3277                 lprintf("E:unknown pmstatus\n");
3278         } else
3279             lprintf("E:unknown status\n");
3280     }
3281
3282     _assume(false);
3283 }
3284
3285 - (void) _readOutput:(NSNumber *)fd { _pooled
3286     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3287     std::istream is(&ib);
3288     std::string line;
3289
3290     while (std::getline(is, line)) {
3291         lprintf("O:%s\n", line.c_str());
3292
3293         [delegate_ performSelectorOnMainThread:@selector(addProgressOutput:) withObject:[NSString stringWithUTF8String:line.c_str()] waitUntilDone:YES];
3294     }
3295
3296     _assume(false);
3297 }
3298
3299 - (FILE *) input {
3300     return input_;
3301 }
3302
3303 - (Package *) packageWithName:(NSString *)name {
3304 @synchronized (self) {
3305     if (static_cast<pkgDepCache *>(cache_) == NULL)
3306         return nil;
3307     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3308     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3309 } }
3310
3311 - (id) init {
3312     if ((self = [super init]) != nil) {
3313         policy_ = NULL;
3314         records_ = NULL;
3315         resolver_ = NULL;
3316         fetcher_ = NULL;
3317         lock_ = NULL;
3318
3319         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3320         apr_pool_create(&pool_, NULL);
3321
3322         size_t capacity(MetaFile_->active_);
3323         if (capacity == 0)
3324             capacity = 16384;
3325         else
3326             capacity += 1024;
3327
3328         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3329         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3330
3331         int fds[2];
3332
3333         _assert(pipe(fds) != -1);
3334         cydiafd_ = fds[1];
3335
3336         _config->Set("APT::Keep-Fds::", cydiafd_);
3337         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3338
3339         [NSThread
3340             detachNewThreadSelector:@selector(_readCydia:)
3341             toTarget:self
3342             withObject:[NSNumber numberWithInt:fds[0]]
3343         ];
3344
3345         _assert(pipe(fds) != -1);
3346         statusfd_ = fds[1];
3347
3348         [NSThread
3349             detachNewThreadSelector:@selector(_readStatus:)
3350             toTarget:self
3351             withObject:[NSNumber numberWithInt:fds[0]]
3352         ];
3353
3354         _assert(pipe(fds) != -1);
3355         _assert(dup2(fds[0], 0) != -1);
3356         _assert(close(fds[0]) != -1);
3357
3358         input_ = fdopen(fds[1], "a");
3359
3360         _assert(pipe(fds) != -1);
3361         _assert(dup2(fds[1], 1) != -1);
3362         _assert(close(fds[1]) != -1);
3363
3364         [NSThread
3365             detachNewThreadSelector:@selector(_readOutput:)
3366             toTarget:self
3367             withObject:[NSNumber numberWithInt:fds[0]]
3368         ];
3369     } return self;
3370 }
3371
3372 - (pkgCacheFile &) cache {
3373     return cache_;
3374 }
3375
3376 - (pkgDepCache::Policy *) policy {
3377     return policy_;
3378 }
3379
3380 - (pkgRecords *) records {
3381     return records_;
3382 }
3383
3384 - (pkgProblemResolver *) resolver {
3385     return resolver_;
3386 }
3387
3388 - (pkgAcquire &) fetcher {
3389     return *fetcher_;
3390 }
3391
3392 - (pkgSourceList &) list {
3393     return *list_;
3394 }
3395
3396 - (NSArray *) packages {
3397     return (NSArray *) packages_;
3398 }
3399
3400 - (NSArray *) sources {
3401     return sourceList_;
3402 }
3403
3404 - (Source *) sourceWithKey:(NSString *)key {
3405     for (Source *source in [self sources]) {
3406         if ([[source key] isEqualToString:key])
3407             return source;
3408     } return nil;
3409 }
3410
3411 - (bool) popErrorWithTitle:(NSString *)title {
3412     bool fatal(false);
3413     std::string message;
3414
3415     while (!_error->empty()) {
3416         std::string error;
3417         bool warning(!_error->PopMessage(error));
3418         if (!warning)
3419             fatal = true;
3420         for (;;) {
3421             size_t size(error.size());
3422             if (size == 0 || error[size - 1] != '\n')
3423                 break;
3424             error.resize(size - 1);
3425         }
3426         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3427
3428         if (!message.empty())
3429             message += "\n\n";
3430         message += error;
3431     }
3432
3433     if (fatal && !message.empty())
3434         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3435
3436     return fatal;
3437 }
3438
3439 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3440     return [self popErrorWithTitle:title] || !success;
3441 }
3442
3443 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3444 @synchronized (self) {
3445     ++era_;
3446
3447     [self releasePackages];
3448
3449     sourceMap_.clear();
3450     [sourceList_ removeAllObjects];
3451
3452     _error->Discard();
3453
3454     delete list_;
3455     list_ = NULL;
3456     manager_ = NULL;
3457     delete lock_;
3458     lock_ = NULL;
3459     delete fetcher_;
3460     fetcher_ = NULL;
3461     delete resolver_;
3462     resolver_ = NULL;
3463     delete records_;
3464     records_ = NULL;
3465     delete policy_;
3466     policy_ = NULL;
3467
3468     cache_.Close();
3469
3470     apr_pool_clear(pool_);
3471
3472     NSRecycleZone(zone_);
3473     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3474
3475     int chk(creat("/tmp/cydia.chk", 0644));
3476     if (chk != -1)
3477         close(chk);
3478
3479     if (invocation != nil)
3480         [invocation invoke];
3481
3482     NSString *title(UCLocalize("DATABASE"));
3483
3484     _trace();
3485     while (!cache_.Open(progress_, true)) { pop:
3486         std::string error;
3487         bool warning(!_error->PopMessage(error));
3488         lprintf("cache_.Open():[%s]\n", error.c_str());
3489
3490         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3491             [delegate_ repairWithSelector:@selector(configure)];
3492         else if (error == "The package lists or status file could not be parsed or opened.")
3493             [delegate_ repairWithSelector:@selector(update)];
3494         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3495         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3496             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3497         // else if (error == "The list of sources could not be read.")
3498         else {
3499             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3500             return;
3501         }
3502
3503         if (warning)
3504             goto pop;
3505         _error->Discard();
3506     }
3507     _trace();
3508
3509     unlink("/tmp/cydia.chk");
3510
3511     now_ = [[NSDate date] timeIntervalSince1970];
3512
3513     policy_ = new pkgDepCache::Policy();
3514     records_ = new pkgRecords(cache_);
3515     resolver_ = new pkgProblemResolver(cache_);
3516     fetcher_ = new pkgAcquire(&status_);
3517     lock_ = NULL;
3518
3519     list_ = new pkgSourceList();
3520     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3521         return;
3522
3523     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3524         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3525         return;
3526     }
3527
3528     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3529         return;
3530
3531     if (cache_->BrokenCount() != 0) {
3532         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3533             return;
3534
3535         if (cache_->BrokenCount() != 0) {
3536             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3537             return;
3538         }
3539
3540         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3541             return;
3542     }
3543
3544     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3545         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3546         [sourceList_ addObject:object];
3547
3548         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3549         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3550             // XXX: this could be more intelligent
3551             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3552                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3553                 if (!cached.end())
3554                     sourceMap_[cached->ID] = object;
3555             }
3556     }
3557
3558     {
3559         /*std::vector<Package *> packages;
3560         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3561         [packages_ release];
3562         packages_ = nil;*/
3563
3564         _trace();
3565
3566         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3567             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3568                 //packages.push_back(package);
3569                 CFArrayAppendValue(packages_, [package retain]);
3570
3571         _trace();
3572
3573         /*if (packages.empty())
3574             packages_ = [[NSArray alloc] init];
3575         else
3576             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3577         _trace();*/
3578
3579         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3580         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3581         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3582
3583         /*_trace();
3584         PrintTimes();
3585         _trace();*/
3586
3587         _trace();
3588
3589         /*if (!packages.empty())
3590             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3591         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3592
3593         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3594
3595         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3596
3597         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3598
3599         _trace();
3600
3601         size_t count(CFArrayGetCount(packages_));
3602         MetaFile_->active_ = count;
3603
3604         for (size_t index(0); index != count; ++index)
3605             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3606
3607         _trace();
3608     }
3609 } } CYPoolEnd() _trace(); }
3610
3611 - (void) clear {
3612 @synchronized (self) {
3613     delete resolver_;
3614     resolver_ = new pkgProblemResolver(cache_);
3615
3616     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3617         if (!cache_[iterator].Keep())
3618             cache_->MarkKeep(iterator, false);
3619         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3620             cache_->SetReInstall(iterator, false);
3621 } }
3622
3623 - (void) configure {
3624     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3625     _trace();
3626     system([dpkg UTF8String]);
3627     _trace();
3628 }
3629
3630 - (bool) clean {
3631     // XXX: I don't remember this condition
3632     if (lock_ != NULL)
3633         return false;
3634
3635     FileFd Lock;
3636     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3637
3638     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3639
3640     if ([self popErrorWithTitle:title])
3641         return false;
3642
3643     pkgAcquire fetcher;
3644     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3645
3646     class LogCleaner :
3647         public pkgArchiveCleaner
3648     {
3649       protected:
3650         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3651             unlink(File);
3652         }
3653     } cleaner;
3654
3655     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3656         return false;
3657
3658     return true;
3659 }
3660
3661 - (bool) prepare {
3662     fetcher_->Shutdown();
3663
3664     pkgRecords records(cache_);
3665
3666     lock_ = new FileFd();
3667     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3668
3669     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3670
3671     if ([self popErrorWithTitle:title])
3672         return false;
3673
3674     pkgSourceList list;
3675     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3676         return false;
3677
3678     manager_ = (_system->CreatePM(cache_));
3679     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3680         return false;
3681
3682     return true;
3683 }
3684
3685 - (void) perform {
3686     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3687
3688     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3689         pkgSourceList list;
3690         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3691             return;
3692         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3693             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3694     }
3695
3696     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3697         _trace();
3698         return;
3699     }
3700
3701     [(id)CydiaApp performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3702
3703     bool failed = false;
3704     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3705         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3706             continue;
3707         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3708             continue;
3709
3710         std::string uri = (*item)->DescURI();
3711         std::string error = (*item)->ErrorText;
3712
3713         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3714         failed = true;
3715
3716         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3717             withObject:[NSArray arrayWithObjects:
3718                 [NSString stringWithUTF8String:error.c_str()],
3719             nil]
3720             waitUntilDone:YES
3721         ];
3722     }
3723
3724     [(id)CydiaApp performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3725
3726     if (failed) {
3727         _trace();
3728         return;
3729     }
3730
3731     _system->UnLock();
3732     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3733
3734     if (_error->PendingError()) {
3735         _trace();
3736         return;
3737     }
3738
3739     if (result == pkgPackageManager::Failed) {
3740         _trace();
3741         return;
3742     }
3743
3744     if (result != pkgPackageManager::Completed) {
3745         _trace();
3746         return;
3747     }
3748
3749     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3750         pkgSourceList list;
3751         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3752             return;
3753         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3754             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3755     }
3756
3757     if (![before isEqualToArray:after])
3758         [self update];
3759 }
3760
3761 - (bool) upgrade {
3762     NSString *title(UCLocalize("UPGRADE"));
3763     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3764         return false;
3765     return true;
3766 }
3767
3768 - (void) update {
3769     [self updateWithStatus:status_];
3770 }
3771
3772 - (void) updateWithStatus:(Status &)status {
3773     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3774     NSString *title(UCLocalize("REFRESHING_DATA"));
3775
3776     pkgSourceList list;
3777     if (!list.ReadMainList())
3778         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3779
3780     FileFd lock;
3781     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3782     if ([self popErrorWithTitle:title])
3783         return;
3784
3785     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3786         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3787         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3788
3789     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3790     Changed_ = true;
3791 }
3792
3793 - (void) setDelegate:(id)delegate {
3794     delegate_ = delegate;
3795     status_.setDelegate(delegate);
3796     progress_.setDelegate(delegate);
3797 }
3798
3799 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3800     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3801     return i == sourceMap_.end() ? nil : i->second;
3802 }
3803
3804 - (NSString *) mappedSectionForPointer:(const char *)section {
3805     _H<NSString> *mapped;
3806
3807     _profile(Database$mappedSectionForPointer$Cache)
3808         mapped = &sections_[section];
3809     _end
3810
3811     if (*mapped == NULL) {
3812         size_t length(strlen(section));
3813         char spaced[length + 1];
3814
3815         _profile(Database$mappedSectionForPointer$Replace)
3816             for (size_t index(0); index != length; ++index)
3817                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3818             spaced[length] = '\0';
3819         _end
3820
3821         NSString *string;
3822
3823         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3824             string = [NSString stringWithUTF8String:spaced];
3825         _end
3826
3827         _profile(Database$mappedSectionForPointer$Map)
3828             string = [SectionMap_ objectForKey:string] ?: string;
3829         _end
3830
3831         *mapped = string;
3832     } return *mapped;
3833 }
3834
3835 @end
3836 /* }}} */
3837
3838 /* Web Scripting {{{ */
3839 @interface CydiaObject : NSObject {
3840     id indirect_;
3841     _transient id delegate_;
3842 }
3843
3844 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3845
3846 @end
3847
3848 @implementation CydiaObject
3849
3850 - (void) dealloc {
3851     [indirect_ release];
3852     [super dealloc];
3853 }
3854
3855 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3856     if ((self = [super init]) != nil) {
3857         indirect_ = [indirect retain];
3858     } return self;
3859 }
3860
3861 - (void) setDelegate:(id)delegate {
3862     delegate_ = delegate;
3863 }
3864
3865 + (NSArray *) _attributeKeys {
3866     return [NSArray arrayWithObjects:
3867         @"device",
3868         @"ecid",
3869         @"model",
3870         @"plmn",
3871         @"role",
3872         @"serial",
3873     nil];
3874 }
3875
3876 - (NSArray *) attributeKeys {
3877     return [[self class] _attributeKeys];
3878 }
3879
3880 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3881     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3882 }
3883
3884 - (NSString *) device {
3885     return [[UIDevice currentDevice] uniqueIdentifier];
3886 }
3887
3888 - (NSString *) plmn {
3889     return PLMN_;
3890 }
3891
3892 - (NSString *) ecid {
3893     return ChipID_;
3894 }
3895
3896 - (NSString *) serial {
3897     return SerialNumber_;
3898 }
3899
3900 - (NSString *) role {
3901     return Role_;
3902 }
3903
3904 - (NSString *) model {
3905     return [NSString stringWithUTF8String:Machine_];
3906 }
3907
3908 + (NSString *) webScriptNameForSelector:(SEL)selector {
3909     if (false);
3910     else if (selector == @selector(addTrivialSource:))
3911         return @"addTrivialSource";
3912     else if (selector == @selector(close))
3913         return @"close";
3914     else if (selector == @selector(du:))
3915         return @"du";
3916     else if (selector == @selector(stringWithFormat:arguments:))
3917         return @"format";
3918     else if (selector == @selector(getAllSources))
3919         return @"getAllSourcs";
3920     else if (selector == @selector(getKernelNumber:))
3921         return @"getKernelNumber";
3922     else if (selector == @selector(getKernelString:))
3923         return @"getKernelString";
3924     else if (selector == @selector(getInstalledPackages))
3925         return @"getInstalledPackages";
3926     else if (selector == @selector(getPackageById:))
3927         return @"getPackageById";
3928     else if (selector == @selector(installPackages:))
3929         return @"installPackages";
3930     else if (selector == @selector(localizedStringForKey:value:table:))
3931         return @"localize";
3932     else if (selector == @selector(refreshSources))
3933         return @"refreshSources";
3934     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3935         return @"setButtonImage";
3936     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3937         return @"setButtonTitle";
3938     else if (selector == @selector(setPopupHook:))
3939         return @"setPopupHook";
3940     else if (selector == @selector(setToken:))
3941         return @"setToken";
3942     else if (selector == @selector(setViewportWidth:))
3943         return @"setViewportWidth";
3944     else if (selector == @selector(statfs:))
3945         return @"statfs";
3946     else if (selector == @selector(supports:))
3947         return @"supports";
3948     else
3949         return nil;
3950 }
3951
3952 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3953     return [self webScriptNameForSelector:selector] == nil;
3954 }
3955
3956 - (BOOL) supports:(NSString *)feature {
3957     return [feature isEqualToString:@"window.open"];
3958 }
3959
3960 - (NSNumber *) getKernelNumber:(NSString *)name {
3961     const char *string([name UTF8String]);
3962
3963     size_t size;
3964     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3965         return (id) [NSNull null];
3966
3967     if (size != sizeof(int))
3968         return (id) [NSNull null];
3969
3970     int value;
3971     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3972         return (id) [NSNull null];
3973
3974     return [NSNumber numberWithInt:value];
3975 }
3976
3977 - (NSString *) getKernelString:(NSString *)name {
3978     const char *string([name UTF8String]);
3979
3980     size_t size;
3981     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3982         return (id) [NSNull null];
3983
3984     char value[size + 1];
3985     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3986         return (id) [NSNull null];
3987
3988     // XXX: just in case you request something ludicrous
3989     value[size] = '\0';
3990
3991     return [NSString stringWithCString:value];
3992 }
3993
3994 - (void) addTrivialSource:(NSString *)href {
3995     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3996 }
3997
3998 - (void) refreshSources {
3999     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4000 }
4001
4002 - (NSArray *) getAllSources {
4003     return [[Database sharedInstance] sources];
4004 }
4005
4006 - (NSArray *) getInstalledPackages {
4007     NSArray *packages([[Database sharedInstance] packages]);
4008     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4009     for (Package *package in packages)
4010         if ([package installed] != nil)
4011             [installed addObject:package];
4012     return installed;
4013 }
4014
4015 - (Package *) getPackageById:(NSString *)id {
4016     Package *package([[Database sharedInstance] packageWithName:id]);
4017     [package parse];
4018     return package;
4019 }
4020
4021 - (NSArray *) statfs:(NSString *)path {
4022     struct statfs stat;
4023
4024     if (path == nil || statfs([path UTF8String], &stat) == -1)
4025         return nil;
4026
4027     return [NSArray arrayWithObjects:
4028         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4029         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4030         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4031     nil];
4032 }
4033
4034 - (NSNumber *) du:(NSString *)path {
4035     NSNumber *value(nil);
4036
4037     int fds[2];
4038     _assert(pipe(fds) != -1);
4039
4040     pid_t pid(ExecFork());
4041     if (pid == 0) {
4042         _assert(dup2(fds[1], 1) != -1);
4043         _assert(close(fds[0]) != -1);
4044         _assert(close(fds[1]) != -1);
4045         /* XXX: this should probably not use du */
4046         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4047         exit(1);
4048         _assert(false);
4049     }
4050
4051     _assert(close(fds[1]) != -1);
4052
4053     if (FILE *du = fdopen(fds[0], "r")) {
4054         char line[1024];
4055         while (fgets(line, sizeof(line), du) != NULL) {
4056             size_t length(strlen(line));
4057             while (length != 0 && line[length - 1] == '\n')
4058                 line[--length] = '\0';
4059             if (char *tab = strchr(line, '\t')) {
4060                 *tab = '\0';
4061                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4062             }
4063         }
4064
4065         fclose(du);
4066     } else _assert(close(fds[0]));
4067
4068     int status;
4069   wait:
4070     if (waitpid(pid, &status, 0) == -1)
4071         if (errno == EINTR)
4072             goto wait;
4073         else _assert(false);
4074
4075     return value;
4076 }
4077
4078 - (void) close {
4079     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4080 }
4081
4082 - (void) installPackages:(NSArray *)packages {
4083     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4084 }
4085
4086 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4087     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4088 }
4089
4090 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4091     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4092 }
4093
4094 - (void) _setToken:(NSString *)token {
4095     if (Token_ != nil)
4096         [Token_ release];
4097     Token_ = [token retain];
4098
4099     [Metadata_ setObject:Token_ forKey:@"Token"];
4100     Changed_ = true;
4101 }
4102
4103 - (void) setToken:(NSString *)token {
4104     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4105 }
4106
4107 - (void) setPopupHook:(id)function {
4108     [indirect_ setPopupHook:function];
4109 }
4110
4111 - (void) setViewportWidth:(float)width {
4112     [indirect_ setViewportWidthOnMainThread:width];
4113 }
4114
4115 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4116     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4117     unsigned count([arguments count]);
4118     id values[count];
4119     for (unsigned i(0); i != count; ++i)
4120         values[i] = [arguments objectAtIndex:i];
4121     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4122 }
4123
4124 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4125     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4126         value = nil;
4127     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4128         table = nil;
4129     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4130 }
4131
4132 @end
4133 /* }}} */
4134
4135 /* @ Loading... Indicator {{{ */
4136 @interface CYLoadingIndicator : UIView {
4137     UIActivityIndicatorView *spinner_;
4138     UILabel *label_;
4139     UIView *container_;
4140 }
4141
4142 @property (readonly, nonatomic) UILabel *label;
4143 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4144
4145 @end
4146
4147 @implementation CYLoadingIndicator
4148
4149 - (id) initWithFrame:(CGRect)frame {
4150     if ((self = [super initWithFrame:frame]) != nil) {
4151         container_ = [[[UIView alloc] init] autorelease];
4152         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4153
4154         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4155         [spinner_ startAnimating];
4156         [container_ addSubview:spinner_];
4157
4158         label_ = [[[UILabel alloc] init] autorelease];
4159         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4160         [label_ setBackgroundColor:[UIColor clearColor]];
4161         [label_ setTextColor:[UIColor blackColor]];
4162         [label_ setShadowColor:[UIColor whiteColor]];
4163         [label_ setShadowOffset:CGSizeMake(0, 1)];
4164         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4165         [container_ addSubview:label_];
4166
4167         CGSize viewsize = frame.size;
4168         CGSize spinnersize = [spinner_ bounds].size;
4169         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4170         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4171
4172         CGRect containrect = {
4173             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4174             CGSizeMake(bothwidth, spinnersize.height)
4175         };
4176         CGRect textrect = {
4177             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4178             textsize
4179         };
4180         CGRect spinrect = {
4181             CGPointZero,
4182             spinnersize
4183         };
4184
4185         [container_ setFrame:containrect];
4186         [spinner_ setFrame:spinrect];
4187         [label_ setFrame:textrect];
4188         [self addSubview:container_];
4189     } return self;
4190 }
4191
4192 - (UILabel *) label {
4193     return label_;
4194 }
4195
4196 - (UIActivityIndicatorView *) activityIndicatorView {
4197     return spinner_;
4198 }
4199
4200 @end
4201 /* }}} */
4202 /* Emulated Loading Controller {{{ */
4203 @interface CYEmulatedLoadingController : CYViewController <
4204     ProgressDelegate,
4205     ConfigurationDelegate
4206 > {
4207     _transient Database *database_;
4208     CYLoadingIndicator *indicator_;
4209     UITabBar *tabbar_;
4210     UINavigationBar *navbar_;
4211 }
4212
4213 @end
4214
4215 @implementation CYEmulatedLoadingController
4216
4217 - (void) dealloc {
4218     [self releaseSubviews];
4219     [database_ setDelegate:nil];
4220
4221     [super dealloc];
4222 }
4223
4224 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4225     CYAlertView *sheet([[[CYAlertView alloc]
4226         initWithTitle:title
4227         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4228         defaultButtonIndex:0
4229     ] autorelease]);
4230
4231     [sheet setMessage:error];
4232     [sheet yieldToPopupAlertAnimated:YES];
4233     [sheet dismiss];
4234 }
4235
4236 - (void) setProgressTitle:(NSString *)title { }
4237 - (void) setProgressPercent:(NSNumber *)percent { }
4238 - (void) startProgress { }
4239 - (void) addProgressOutput:(NSString *)output { }
4240 - (bool) isCancelling:(size_t)received { return NO; }
4241 - (void) setConfigurationData:(NSString *)data { }
4242
4243 - (void) repairWithSelector:(SEL)selector {
4244     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4245     [database_ performSelector:selector];
4246     sleep(10);
4247     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4248 }
4249
4250 - (id) initWithDatabase:(Database *)database {
4251     if ((self = [super init]) != nil) {
4252         database_ = database;
4253         [database_ setDelegate:self];
4254     } return self;
4255 }
4256
4257 - (void) loadView {
4258     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4259     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4260
4261     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4262     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4263     [[self view] addSubview:indicator_];
4264
4265     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4266     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4267     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4268     [[self view] addSubview:tabbar_];
4269
4270     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4271     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4272     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4273     [[self view] addSubview:navbar_];
4274 }
4275
4276 - (void) releaseSubviews {
4277     [indicator_ release];
4278     indicator_ = nil;
4279
4280     [tabbar_ release];
4281     tabbar_ = nil;
4282
4283     [navbar_ release];
4284     navbar_ = nil;
4285 }
4286
4287 @end
4288 /* }}} */
4289
4290 /* Cydia Browser Controller {{{ */
4291 @interface CYBrowserController : BrowserController {
4292     CydiaObject *cydia_;
4293 }
4294
4295 @end
4296
4297 @implementation CYBrowserController
4298
4299 - (void) dealloc {
4300     [cydia_ release];
4301     [super dealloc];
4302 }
4303
4304 - (NSURL *) navigationURL {
4305     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4306 }
4307
4308 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4309 }
4310
4311 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4312     [super webView:view didClearWindowObject:window forFrame:frame];
4313
4314     WebDataSource *source([frame dataSource]);
4315     NSURLResponse *response([source response]);
4316
4317     NSURL *url([response URL]);
4318     NSString *scheme([url scheme]);
4319     NSString *host([url host]);
4320
4321     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4322         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4323         NSDictionary *headers([http allHeaderFields]);
4324         [self setHeaders:headers forHost:host];
4325     }
4326
4327     if (
4328         [host isEqualToString:@"cydia.saurik.com"] ||
4329         [host hasSuffix:@".cydia.saurik.com"] ||
4330         [scheme isEqualToString:@"file"]
4331     )
4332         [window setValue:cydia_ forKey:@"cydia"];
4333 }
4334
4335 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4336     if (System_ != NULL)
4337         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4338     if (Machine_ != NULL)
4339         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4340     if (Token_ != nil)
4341         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4342     if (Role_ != nil)
4343         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4344 }
4345
4346 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4347     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4348     [self _setMoreHeaders:copy];
4349     return copy;
4350 }
4351
4352 - (void) setDelegate:(id)delegate {
4353     [super setDelegate:delegate];
4354     [cydia_ setDelegate:delegate];
4355 }
4356
4357 - (id) init {
4358     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4359         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4360
4361         WebView *webview([[webview_ _documentView] webView]);
4362
4363         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4364
4365         NSString *application = package == nil ? @"Cydia" : [NSString
4366             stringWithFormat:@"Cydia/%@",
4367             [package installed]
4368         ];
4369
4370         if (Safari_ != nil)
4371             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4372         if (Build_ != nil)
4373             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4374         if (Product_ != nil)
4375             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4376
4377         [webview setApplicationNameForUserAgent:application];
4378     } return self;
4379 }
4380
4381 @end
4382 /* }}} */
4383
4384 // CydiaScript {{{
4385 @interface NSObject (CydiaScript)
4386 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4387 @end
4388
4389 @implementation NSObject (CydiaScript)
4390
4391 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4392     return self;
4393 }
4394
4395 @end
4396
4397 @implementation NSArray (CydiaScript)
4398
4399 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4400     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4401     for (size_t i(0), e([self count]); i != e; ++i)
4402         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4403     return object;
4404 }
4405
4406 @end
4407
4408 @implementation NSDictionary (CydiaScript)
4409
4410 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4411     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4412     for (id i in self)
4413         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4414     return object;
4415 }
4416
4417 @end
4418 // }}}
4419
4420 /* Confirmation Controller {{{ */
4421 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4422     if (!iterator.end())
4423         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4424             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4425                 continue;
4426             pkgCache::PkgIterator package(dep.TargetPkg());
4427             if (package.end())
4428                 continue;
4429             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4430                 return true;
4431         }
4432
4433     return false;
4434 }
4435
4436 @protocol ConfirmationControllerDelegate
4437 - (void) cancelAndClear:(bool)clear;
4438 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4439 - (void) queue;
4440 @end
4441
4442 @interface ConfirmationController : CYBrowserController {
4443     _transient Database *database_;
4444
4445     UIAlertView *essential_;
4446
4447     NSDictionary *changes_;
4448     NSMutableArray *issues_;
4449     NSDictionary *sizes_;
4450
4451     BOOL substrate_;
4452 }
4453
4454 - (id) initWithDatabase:(Database *)database;
4455
4456 @end
4457
4458 @implementation ConfirmationController
4459
4460 - (void) dealloc {
4461     [changes_ release];
4462     [issues_ release];
4463     [sizes_ release];
4464
4465     if (essential_ != nil)
4466         [essential_ release];
4467
4468     [super dealloc];
4469 }
4470
4471 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4472     NSString *context([alert context]);
4473
4474     if ([context isEqualToString:@"remove"]) {
4475         if (button == [alert cancelButtonIndex]) {
4476             [self dismissModalViewControllerAnimated:YES];
4477         } else if (button == [alert firstOtherButtonIndex]) {
4478             if (substrate_)
4479                 Finish_ = 2;
4480             [delegate_ confirmWithNavigationController:[self navigationController]];
4481         }
4482
4483         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4484     } else if ([context isEqualToString:@"unable"]) {
4485         [self dismissModalViewControllerAnimated:YES];
4486         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4487     } else {
4488         [super alertView:alert clickedButtonAtIndex:button];
4489     }
4490 }
4491
4492 - (void) _doContinue {
4493     [self dismissModalViewControllerAnimated:YES];
4494     [delegate_ cancelAndClear:NO];
4495 }
4496
4497 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4498     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4499     return nil;
4500 }
4501
4502 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4503     [super webView:view didClearWindowObject:window forFrame:frame];
4504
4505     [window setValue:[changes_ Cydia$webScriptObjectInContext:window] forKey:@"changes"];
4506     [window setValue:[issues_ Cydia$webScriptObjectInContext:window] forKey:@"issues"];
4507     [window setValue:[sizes_ Cydia$webScriptObjectInContext:window] forKey:@"sizes"];
4508
4509     [window setValue:self forKey:@"queue"];
4510 }
4511
4512 - (id) initWithDatabase:(Database *)database {
4513     if ((self = [super init]) != nil) {
4514         database_ = database;
4515
4516         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4517         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4518         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4519         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4520         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4521
4522         bool remove(false);
4523
4524         pkgCacheFile &cache([database_ cache]);
4525         NSArray *packages([database_ packages]);
4526         pkgDepCache::Policy *policy([database_ policy]);
4527
4528         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4529
4530         for (Package *package in packages) {
4531             pkgCache::PkgIterator iterator([package iterator]);
4532             NSString *name([package id]);
4533
4534             if ([package broken]) {
4535                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4536
4537                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4538                     name, @"package",
4539                     reasons, @"reasons",
4540                 nil]];
4541
4542                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4543                 if (ver.end())
4544                     continue;
4545
4546                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4547                     pkgCache::DepIterator start;
4548                     pkgCache::DepIterator end;
4549                     dep.GlobOr(start, end); // ++dep
4550
4551                     if (!cache->IsImportantDep(end))
4552                         continue;
4553                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4554                         continue;
4555
4556                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4557
4558                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4559                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4560                         clauses, @"clauses",
4561                     nil]];
4562
4563                     _forever {
4564                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4565
4566                         pkgCache::PkgIterator target(start.TargetPkg());
4567                         if (target->ProvidesList != 0)
4568                             reason = @"missing";
4569                         else {
4570                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4571                             if (!ver.end()) {
4572                                 reason = @"installed";
4573                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4574                             } else if (!cache[target].CandidateVerIter(cache).end())
4575                                 reason = @"uninstalled";
4576                             else if (target->ProvidesList == 0)
4577                                 reason = @"uninstallable";
4578                             else
4579                                 reason = @"virtual";
4580                         }
4581
4582                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4583                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4584                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4585                         nil]);
4586
4587                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4588                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4589                             version, @"version",
4590                             reason, @"reason",
4591                             installed, @"installed",
4592                         nil]];
4593
4594                         // yes, seriously. (wtf?)
4595                         if (start == end)
4596                             break;
4597                         ++start;
4598                     }
4599                 }
4600             }
4601
4602             pkgDepCache::StateCache &state(cache[iterator]);
4603
4604             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4605
4606             if (state.NewInstall())
4607                 [installs addObject:name];
4608             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4609                 [reinstalls addObject:name];
4610             else if (state.Upgrade())
4611                 [upgrades addObject:name];
4612             else if (state.Downgrade())
4613                 [downgrades addObject:name];
4614             else if (!state.Delete())
4615                 continue;
4616             else if (special_r(name))
4617                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4618                     [NSNull null], @"package",
4619                     [NSArray arrayWithObjects:
4620                         [NSDictionary dictionaryWithObjectsAndKeys:
4621                             @"Conflicts", @"relationship",
4622                             [NSArray arrayWithObjects:
4623                                 [NSDictionary dictionaryWithObjectsAndKeys:
4624                                     name, @"package",
4625                                     [NSNull null], @"version",
4626                                     @"installed", @"reason",
4627                                 nil],
4628                             nil], @"clauses",
4629                         nil],
4630                     nil], @"reasons",
4631                 nil]];
4632             else {
4633                 if ([package essential])
4634                     remove = true;
4635                 [removes addObject:name];
4636             }
4637
4638             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4639             substrate_ |= DepSubstrate(iterator.CurrentVer());
4640         }
4641
4642         if (!remove)
4643             essential_ = nil;
4644         else if (Advanced_) {
4645             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4646
4647             essential_ = [[UIAlertView alloc]
4648                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4649                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4650                 delegate:self
4651                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4652                 otherButtonTitles:
4653                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4654                 nil
4655             ];
4656
4657             [essential_ setContext:@"remove"];
4658         } else {
4659             essential_ = [[UIAlertView alloc]
4660                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4661                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4662                 delegate:self
4663                 cancelButtonTitle:UCLocalize("OKAY")
4664                 otherButtonTitles:nil
4665             ];
4666
4667             [essential_ setContext:@"unable"];
4668         }
4669
4670         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4671             installs, @"installs",
4672             reinstalls, @"reinstalls",
4673             upgrades, @"upgrades",
4674             downgrades, @"downgrades",
4675             removes, @"removes",
4676         nil];
4677
4678         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4679             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4680             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4681         nil];
4682
4683         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4684
4685         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4686             initWithTitle:UCLocalize("CANCEL")
4687             style:UIBarButtonItemStylePlain
4688             target:self
4689             action:@selector(cancelButtonClicked)
4690         ] autorelease]];
4691     } return self;
4692 }
4693
4694 #if !AlwaysReload
4695 - (void) applyRightButton {
4696     if ([issues_ count] == 0 && ![self isLoading])
4697         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4698             initWithTitle:UCLocalize("CONFIRM")
4699             style:UIBarButtonItemStyleDone
4700             target:self
4701             action:@selector(confirmButtonClicked)
4702         ] autorelease]];
4703     else
4704         [[self navigationItem] setRightBarButtonItem:nil];
4705 }
4706 #endif
4707
4708 - (void) cancelButtonClicked {
4709     [self dismissModalViewControllerAnimated:YES];
4710     [delegate_ cancelAndClear:YES];
4711 }
4712
4713 #if !AlwaysReload
4714 - (void) confirmButtonClicked {
4715     if (essential_ != nil)
4716         [essential_ show];
4717     else {
4718         if (substrate_)
4719             Finish_ = 2;
4720         [delegate_ confirmWithNavigationController:[self navigationController]];
4721     }
4722 }
4723 #endif
4724
4725 @end
4726 /* }}} */
4727
4728 /* Progress Data {{{ */
4729 @interface ProgressData : NSObject {
4730     SEL selector_;
4731     // XXX: should these really both be _transient?
4732     _transient id target_;
4733     _transient id object_;
4734 }
4735
4736 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4737
4738 - (SEL) selector;
4739 - (id) target;
4740 - (id) object;
4741
4742 @end
4743
4744 @implementation ProgressData
4745
4746 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4747     if ((self = [super init]) != nil) {
4748         selector_ = selector;
4749         target_ = target;
4750         object_ = object;
4751     } return self;
4752 }
4753
4754 - (SEL) selector {
4755     return selector_;
4756 }
4757
4758 - (id) target {
4759     return target_;
4760 }
4761
4762 - (id) object {
4763     return object_;
4764 }
4765
4766 @end
4767 /* }}} */
4768 /* Progress Controller {{{ */
4769 @interface ProgressController : CYViewController <
4770     ConfigurationDelegate,
4771     ProgressDelegate
4772 > {
4773     _transient Database *database_;
4774     UIProgressBar *progress_;
4775     UITextView *output_;
4776     UITextLabel *status_;
4777     UIPushButton *close_;
4778     BOOL running_;
4779     SHA1SumValue springlist_;
4780     SHA1SumValue notifyconf_;
4781     NSString *title_;
4782 }
4783
4784 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4785
4786 - (void) _retachThread;
4787 - (void) _detachNewThreadData:(ProgressData *)data;
4788 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4789
4790 - (BOOL) isRunning;
4791
4792 @end
4793
4794 @protocol ProgressControllerDelegate
4795 - (void) progressControllerIsComplete:(ProgressController *)sender;
4796 @end
4797
4798 @implementation ProgressController
4799
4800 - (void) dealloc {
4801     [database_ setDelegate:nil];
4802     [progress_ release];
4803     [output_ release];
4804     [status_ release];
4805     [close_ release];
4806     if (title_ != nil)
4807         [title_ release];
4808     [super dealloc];
4809 }
4810
4811 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4812     if ((self = [super init]) != nil) {
4813         database_ = database;
4814         [database_ setDelegate:self];
4815         delegate_ = delegate;
4816
4817         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4818
4819         progress_ = [[UIProgressBar alloc] init];
4820         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4821         [progress_ setStyle:0];
4822
4823         status_ = [[UITextLabel alloc] init];
4824         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4825         [status_ setColor:[UIColor whiteColor]];
4826         [status_ setBackgroundColor:[UIColor clearColor]];
4827         [status_ setCentersHorizontally:YES];
4828         //[status_ setFont:font];
4829
4830         output_ = [[UITextView alloc] init];
4831         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4832         //[output_ setTextFont:@"Courier New"];
4833         [output_ setFont:[[output_ font] fontWithSize:12]];
4834         [output_ setTextColor:[UIColor whiteColor]];
4835         [output_ setBackgroundColor:[UIColor clearColor]];
4836         [output_ setMarginTop:0];
4837         [output_ setAllowsRubberBanding:YES];
4838         [output_ setEditable:NO];
4839         [[self view] addSubview:output_];
4840
4841         close_ = [[UIPushButton alloc] init];
4842         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4843         [close_ setAutosizesToFit:NO];
4844         [close_ setDrawsShadow:YES];
4845         [close_ setStretchBackground:YES];
4846         [close_ setEnabled:YES];
4847         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4848         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4849         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4850         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4851     } return self;
4852 }
4853
4854 - (void) positionViews {
4855     CGRect bounds = [[self view] bounds];
4856     CGSize prgsize = [UIProgressBar defaultSize];
4857
4858     CGRect prgrect = {{
4859         (bounds.size.width - prgsize.width) / 2,
4860         bounds.size.height - prgsize.height - 20
4861     }, prgsize};
4862
4863     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4864
4865     [progress_ setFrame:prgrect];
4866     [status_ setFrame:CGRectMake(
4867         10,
4868         bounds.size.height - prgsize.height - 50,
4869         bounds.size.width - 20,
4870         24
4871     )];
4872     [output_ setFrame:CGRectMake(
4873         10,
4874         20,
4875         bounds.size.width - 20,
4876         bounds.size.height - 96
4877     )];
4878     [close_ setFrame:CGRectMake(
4879         (bounds.size.width - closewidth) / 2,
4880         bounds.size.height - prgsize.height - 50,
4881         closewidth,
4882         32 + prgsize.height
4883     )];
4884 }
4885
4886 - (void) viewWillAppear:(BOOL)animated {
4887     [super viewDidAppear:animated];
4888     [[self navigationItem] setHidesBackButton:YES];
4889     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4890
4891     [self positionViews];
4892 }
4893
4894 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4895     [self positionViews];
4896 }
4897
4898 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4899     NSString *context([alert context]);
4900
4901     if ([context isEqualToString:@"conffile"]) {
4902         FILE *input = [database_ input];
4903         if (button == [alert cancelButtonIndex])
4904             fprintf(input, "N\n");
4905         else if (button == [alert firstOtherButtonIndex])
4906             fprintf(input, "Y\n");
4907         fflush(input);
4908     }
4909 }
4910
4911 - (void) closeButtonPushed {
4912     running_ = NO;
4913
4914     UpdateExternalStatus(0);
4915
4916     switch (Finish_) {
4917         case 0:
4918             [self dismissModalViewControllerAnimated:YES];
4919         break;
4920
4921         case 1:
4922             [delegate_ terminateWithSuccess];
4923             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4924                 [delegate_ suspendWithAnimation:YES];
4925             else
4926                 [delegate_ suspend];*/
4927         break;
4928
4929         case 2:
4930             _trace();
4931             goto reload;
4932
4933         case 3:
4934             _trace();
4935             goto reload;
4936
4937         reload:
4938             system("/usr/bin/sbreload");
4939             _trace();
4940         break;
4941
4942         case 4:
4943             _trace();
4944             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4945                 SBReboot(SBSSpringBoardServerPort());
4946             else
4947                 reboot2(RB_AUTOBOOT);
4948         break;
4949     }
4950 }
4951
4952 - (void) _retachThread {
4953     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4954
4955     [[self view] addSubview:close_];
4956     [progress_ removeFromSuperview];
4957     [status_ removeFromSuperview];
4958
4959     [database_ popErrorWithTitle:title_];
4960     [delegate_ progressControllerIsComplete:self];
4961
4962     if (Finish_ < 4) {
4963         FileFd file;
4964         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4965             _error->Discard();
4966         else {
4967             MMap mmap(file, MMap::ReadOnly);
4968             SHA1Summation sha1;
4969             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4970             if (!(notifyconf_ == sha1.Result()))
4971                 Finish_ = 4;
4972         }
4973     }
4974
4975     if (Finish_ < 3) {
4976         FileFd file;
4977         if (!file.Open(SpringBoard_, 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             if (!(springlist_ == sha1.Result()))
4984                 Finish_ = 3;
4985         }
4986     }
4987
4988     switch (Finish_) {
4989         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4990         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4991         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4992         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4993         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4994     }
4995
4996     _trace();
4997     system("su -c /usr/bin/uicache mobile");
4998     _trace();
4999
5000     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
5001
5002     [delegate_ setStatusBarShowsProgress:NO];
5003 }
5004
5005 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
5006     [[data target] performSelector:[data selector] withObject:[data object]];
5007     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
5008 }
5009
5010 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
5011     UpdateExternalStatus(1);
5012
5013     if (title_ != nil)
5014         [title_ release];
5015     if (title == nil)
5016         title_ = nil;
5017     else
5018         title_ = [title retain];
5019
5020     [[self navigationItem] setTitle:title_];
5021
5022     [status_ setText:nil];
5023     [output_ setText:@""];
5024     [progress_ setProgress:0];
5025
5026     [close_ removeFromSuperview];
5027     [[self view] addSubview:progress_];
5028     [[self view] addSubview:status_];
5029
5030     [delegate_ setStatusBarShowsProgress:YES];
5031     running_ = YES;
5032
5033     {
5034         FileFd file;
5035         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5036             _error->Discard();
5037         else {
5038             MMap mmap(file, MMap::ReadOnly);
5039             SHA1Summation sha1;
5040             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5041             notifyconf_ = sha1.Result();
5042         }
5043     }
5044
5045     {
5046         FileFd file;
5047         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5048             _error->Discard();
5049         else {
5050             MMap mmap(file, MMap::ReadOnly);
5051             SHA1Summation sha1;
5052             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5053             springlist_ = sha1.Result();
5054         }
5055     }
5056
5057     [NSThread
5058         detachNewThreadSelector:@selector(_detachNewThreadData:)
5059         toTarget:self
5060         withObject:[[[ProgressData alloc]
5061             initWithSelector:selector
5062             target:target
5063             object:object
5064         ] autorelease]
5065     ];
5066 }
5067
5068 - (void) repairWithSelector:(SEL)selector {
5069     [self
5070         detachNewThreadSelector:selector
5071         toTarget:database_
5072         withObject:nil
5073         title:UCLocalize("REPAIRING")
5074     ];
5075 }
5076
5077 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5078     CYAlertView *sheet([[[CYAlertView alloc]
5079         initWithTitle:title
5080         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5081         defaultButtonIndex:0
5082     ] autorelease]);
5083
5084     [sheet setMessage:error];
5085     [sheet yieldToPopupAlertAnimated:YES];
5086     [sheet dismiss];
5087 }
5088
5089 - (void) startProgress {
5090 }
5091
5092 - (bool) isCancelling:(size_t)received {
5093     return false;
5094 }
5095
5096 - (void) setConfigurationData:(NSString *)data {
5097     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5098
5099     if (!conffile_r(data)) {
5100         lprintf("E:invalid conffile\n");
5101         return;
5102     }
5103
5104     NSString *ofile = conffile_r[1];
5105     //NSString *nfile = conffile_r[2];
5106
5107     UIAlertView *alert = [[[UIAlertView alloc]
5108         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5109         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5110         delegate:self
5111         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5112         otherButtonTitles:
5113             UCLocalize("ACCEPT_NEW_COPY"),
5114             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5115         nil
5116     ] autorelease];
5117
5118     [alert setContext:@"conffile"];
5119     [alert show];
5120 }
5121
5122 - (void) setProgressTitle:(NSString *)title {
5123     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5124     for (size_t i(0), e([words count]); i != e; ++i) {
5125         NSString *word([words objectAtIndex:i]);
5126         if (Package *package = [database_ packageWithName:word])
5127             [words replaceObjectAtIndex:i withObject:[package name]];
5128     }
5129
5130     [status_ setText:[words componentsJoinedByString:@" "]];
5131 }
5132
5133 - (void) setProgressPercent:(NSNumber *)percent {
5134     [progress_ setProgress:[percent floatValue]];
5135 }
5136
5137 - (void) addProgressOutput:(NSString *)output {
5138     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5139     CGSize size = [output_ contentSize];
5140     CGPoint offset = [output_ contentOffset];
5141     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5142         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5143         [output_ scrollRectToVisible:rect animated:YES];
5144     }
5145 }
5146
5147 - (BOOL) isRunning {
5148     return running_;
5149 }
5150
5151 @end
5152 /* }}} */
5153
5154 /* Cell Content View {{{ */
5155 @protocol ContentDelegate
5156 - (void) drawContentRect:(CGRect)rect;
5157 @end
5158
5159 @interface ContentView : UIView {
5160     _transient id<ContentDelegate> delegate_;
5161 }
5162
5163 @end
5164
5165 @implementation ContentView
5166
5167 - (id) initWithFrame:(CGRect)frame {
5168     if ((self = [super initWithFrame:frame]) != nil) {
5169         [self setNeedsDisplayOnBoundsChange:YES];
5170     } return self;
5171 }
5172
5173 - (void) setDelegate:(id<ContentDelegate>)delegate {
5174     delegate_ = delegate;
5175 }
5176
5177 - (void) drawRect:(CGRect)rect {
5178     [super drawRect:rect];
5179     [delegate_ drawContentRect:rect];
5180 }
5181
5182 @end
5183 /* }}} */
5184 /* Cydia TableView Cell {{{ */
5185 @interface CYTableViewCell : UITableViewCell {
5186     ContentView *content_;
5187     bool highlighted_;
5188 }
5189
5190 @end
5191
5192 @implementation CYTableViewCell
5193
5194 - (void) dealloc {
5195     [content_ release];
5196     [super dealloc];
5197 }
5198
5199 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5200     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5201
5202     if (view == content_) {
5203         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5204         highlighted_ = highlighted;
5205     }
5206
5207     [super _updateHighlightColorsForView:view highlighted:highlighted];
5208 }
5209
5210 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5211     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5212     highlighted_ = selected;
5213
5214     [super setSelected:selected animated:animated];
5215     [content_ setNeedsDisplay];
5216 }
5217
5218 @end
5219 /* }}} */
5220
5221 /* Package Cell {{{ */
5222 @interface PackageCell : CYTableViewCell <
5223     ContentDelegate
5224 > {
5225     UIImage *icon_;
5226     NSString *name_;
5227     NSString *description_;
5228     bool commercial_;
5229     NSString *source_;
5230     UIImage *badge_;
5231     Package *package_;
5232     UIImage *placard_;
5233 }
5234
5235 - (PackageCell *) init;
5236 - (void) setPackage:(Package *)package;
5237
5238 - (void) drawContentRect:(CGRect)rect;
5239
5240 @end
5241
5242 @implementation PackageCell
5243
5244 - (void) clearPackage {
5245     if (icon_ != nil) {
5246         [icon_ release];
5247         icon_ = nil;
5248     }
5249
5250     if (name_ != nil) {
5251         [name_ release];
5252         name_ = nil;
5253     }
5254
5255     if (description_ != nil) {
5256         [description_ release];
5257         description_ = nil;
5258     }
5259
5260     if (source_ != nil) {
5261         [source_ release];
5262         source_ = nil;
5263     }
5264
5265     if (badge_ != nil) {
5266         [badge_ release];
5267         badge_ = nil;
5268     }
5269
5270     if (placard_ != nil) {
5271         [placard_ release];
5272         placard_ = nil;
5273     }
5274
5275     [package_ release];
5276     package_ = nil;
5277 }
5278
5279 - (void) dealloc {
5280     [self clearPackage];
5281     [super dealloc];
5282 }
5283
5284 - (PackageCell *) init {
5285     CGRect frame(CGRectMake(0, 0, 320, 74));
5286     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5287         UIView *content([self contentView]);
5288         CGRect bounds([content bounds]);
5289
5290         content_ = [[ContentView alloc] initWithFrame:bounds];
5291         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5292         [content addSubview:content_];
5293
5294         [content_ setDelegate:self];
5295         [content_ setOpaque:YES];
5296     } return self;
5297 }
5298
5299 - (NSString *) accessibilityLabel {
5300     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5301 }
5302
5303 - (void) setPackage:(Package *)package {
5304     [self clearPackage];
5305     [package parse];
5306
5307     Source *source = [package source];
5308
5309     icon_ = [[package icon] retain];
5310     name_ = [[package name] retain];
5311
5312     if (IsWildcat_)
5313         description_ = [package longDescription];
5314     if (description_ == nil)
5315         description_ = [package shortDescription];
5316     if (description_ != nil)
5317         description_ = [description_ retain];
5318
5319     commercial_ = [package isCommercial];
5320
5321     package_ = [package retain];
5322
5323     NSString *label = nil;
5324     bool trusted = false;
5325
5326     if (source != nil) {
5327         label = [source label];
5328         trusted = [source trusted];
5329     } else if ([[package id] isEqualToString:@"firmware"])
5330         label = UCLocalize("APPLE");
5331     else
5332         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5333
5334     NSString *from(label);
5335
5336     NSString *section = [package simpleSection];
5337     if (section != nil && ![section isEqualToString:label]) {
5338         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5339         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5340     }
5341
5342     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5343     source_ = [from retain];
5344
5345     if (NSString *purpose = [package primaryPurpose])
5346         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5347             badge_ = [badge_ retain];
5348
5349     UIColor *color;
5350     NSString *placard;
5351
5352     if (NSString *mode = [package_ mode]) {
5353         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5354             color = RemovingColor_;
5355             //placard = @"removing";
5356         } else {
5357             color = InstallingColor_;
5358             //placard = @"installing";
5359         }
5360
5361         // XXX: the removing/installing placards are not @2x
5362         placard = nil;
5363     } else {
5364         color = [UIColor whiteColor];
5365
5366         if ([package installed] != nil)
5367             placard = @"installed";
5368         else
5369             placard = nil;
5370     }
5371
5372     [content_ setBackgroundColor:color];
5373
5374     if (placard != nil)
5375         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5376             placard_ = [placard_ retain];
5377
5378     [self setNeedsDisplay];
5379     [content_ setNeedsDisplay];
5380 }
5381
5382 - (void) drawContentRect:(CGRect)rect {
5383     bool highlighted(highlighted_);
5384     float width([self bounds].size.width);
5385
5386 #if 0
5387     CGContextRef context(UIGraphicsGetCurrentContext());
5388     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5389     CGContextFillRect(context, rect);
5390 #endif
5391
5392     if (icon_ != nil) {
5393         CGRect rect;
5394         rect.size = [icon_ size];
5395
5396         rect.size.width /= 2;
5397         rect.size.height /= 2;
5398
5399         rect.origin.x = 25 - rect.size.width / 2;
5400         rect.origin.y = 25 - rect.size.height / 2;
5401
5402         [icon_ drawInRect:rect];
5403     }
5404
5405     if (badge_ != nil) {
5406         CGRect rect;
5407         rect.size = [badge_ size];
5408
5409         rect.size.width /= 2;
5410         rect.size.height /= 2;
5411
5412         rect.origin.x = 36 - rect.size.width / 2;
5413         rect.origin.y = 36 - rect.size.height / 2;
5414
5415         [badge_ drawInRect:rect];
5416     }
5417
5418     if (highlighted)
5419         UISetColor(White_);
5420
5421     if (!highlighted)
5422         UISetColor(commercial_ ? Purple_ : Black_);
5423     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5424     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5425
5426     if (!highlighted)
5427         UISetColor(commercial_ ? Purplish_ : Gray_);
5428     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5429
5430     if (placard_ != nil)
5431         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5432 }
5433
5434 @end
5435 /* }}} */
5436 /* Section Cell {{{ */
5437 @interface SectionCell : CYTableViewCell <
5438     ContentDelegate
5439 > {
5440     NSString *basic_;
5441     NSString *section_;
5442     NSString *name_;
5443     NSString *count_;
5444     UIImage *icon_;
5445     UISwitch *switch_;
5446     BOOL editing_;
5447 }
5448
5449 - (void) setSection:(Section *)section editing:(BOOL)editing;
5450
5451 @end
5452
5453 @implementation SectionCell
5454
5455 - (void) clearSection {
5456     if (basic_ != nil) {
5457         [basic_ release];
5458         basic_ = nil;
5459     }
5460
5461     if (section_ != nil) {
5462         [section_ release];
5463         section_ = nil;
5464     }
5465
5466     if (name_ != nil) {
5467         [name_ release];
5468         name_ = nil;
5469     }
5470
5471     if (count_ != nil) {
5472         [count_ release];
5473         count_ = nil;
5474     }
5475 }
5476
5477 - (void) dealloc {
5478     [self clearSection];
5479     [icon_ release];
5480     [switch_ release];
5481     [super dealloc];
5482 }
5483
5484 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5485     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5486         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5487         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5488         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5489
5490         UIView *content([self contentView]);
5491         CGRect bounds([content bounds]);
5492
5493         content_ = [[ContentView alloc] initWithFrame:bounds];
5494         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5495         [content addSubview:content_];
5496         [content_ setBackgroundColor:[UIColor whiteColor]];
5497
5498         [content_ setDelegate:self];
5499     } return self;
5500 }
5501
5502 - (void) onSwitch:(id)sender {
5503     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5504     if (metadata == nil) {
5505         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5506         [Sections_ setObject:metadata forKey:basic_];
5507     }
5508
5509     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5510     Changed_ = true;
5511 }
5512
5513 - (void) setSection:(Section *)section editing:(BOOL)editing {
5514     if (editing != editing_) {
5515         if (editing_)
5516             [switch_ removeFromSuperview];
5517         else
5518             [self addSubview:switch_];
5519         editing_ = editing;
5520     }
5521
5522     [self clearSection];
5523
5524     if (section == nil) {
5525         name_ = [UCLocalize("ALL_PACKAGES") retain];
5526         count_ = nil;
5527     } else {
5528         basic_ = [section name];
5529         if (basic_ != nil)
5530             basic_ = [basic_ retain];
5531
5532         section_ = [section localized];
5533         if (section_ != nil)
5534             section_ = [section_ retain];
5535
5536         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5537         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5538
5539         if (editing_)
5540             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5541     }
5542
5543     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5544     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5545
5546     [content_ setNeedsDisplay];
5547 }
5548
5549 - (void) setFrame:(CGRect)frame {
5550     [super setFrame:frame];
5551
5552     CGRect rect([switch_ frame]);
5553     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5554 }
5555
5556 - (NSString *) accessibilityLabel {
5557     return name_;
5558 }
5559
5560 - (void) drawContentRect:(CGRect)rect {
5561     bool highlighted(highlighted_ && !editing_);
5562
5563     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5564
5565     if (highlighted)
5566         UISetColor(White_);
5567
5568     float width(rect.size.width);
5569     if (editing_)
5570         width -= 87;
5571
5572     if (!highlighted)
5573         UISetColor(Black_);
5574     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5575
5576     CGSize size = [count_ sizeWithFont:Font14_];
5577
5578     UISetColor(White_);
5579     if (count_ != nil)
5580         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5581 }
5582
5583 @end
5584 /* }}} */
5585
5586 /* File Table {{{ */
5587 @interface FileTable : CYViewController <
5588     UITableViewDataSource,
5589     UITableViewDelegate
5590 > {
5591     _transient Database *database_;
5592     Package *package_;
5593     NSString *name_;
5594     NSMutableArray *files_;
5595     UITableView *list_;
5596 }
5597
5598 - (id) initWithDatabase:(Database *)database;
5599 - (void) setPackage:(Package *)package;
5600
5601 @end
5602
5603 @implementation FileTable
5604
5605 - (void) dealloc {
5606     [self releaseSubviews];
5607
5608     [package_ release];
5609     [name_ release];
5610     [files_ release];
5611
5612     [super dealloc];
5613 }
5614
5615 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5616     return files_ == nil ? 0 : [files_ count];
5617 }
5618
5619 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5620     return 24.0f;
5621 }*/
5622
5623 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5624     static NSString *reuseIdentifier = @"Cell";
5625
5626     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5627     if (cell == nil) {
5628         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5629         [cell setFont:[UIFont systemFontOfSize:16]];
5630     }
5631     [cell setText:[files_ objectAtIndex:indexPath.row]];
5632     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5633
5634     return cell;
5635 }
5636
5637 - (NSURL *) navigationURL {
5638     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5639 }
5640
5641 - (void) loadView {
5642     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5643
5644     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5645     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5646     [list_ setRowHeight:24.0f];
5647     [list_ setDataSource:self];
5648     [list_ setDelegate:self];
5649     [[self view] addSubview:list_];
5650 }
5651
5652 - (void) viewDidLoad {
5653     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5654 }
5655
5656 - (void) releaseSubviews {
5657     [list_ release];
5658     list_ = nil;
5659 }
5660
5661 - (id) initWithDatabase:(Database *)database {
5662     if ((self = [super init]) != nil) {
5663         database_ = database;
5664
5665         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5666     } return self;
5667 }
5668
5669 - (void) setPackage:(Package *)package {
5670     if (package_ != nil) {
5671         [package_ autorelease];
5672         package_ = nil;
5673     }
5674
5675     if (name_ != nil) {
5676         [name_ release];
5677         name_ = nil;
5678     }
5679
5680     [files_ removeAllObjects];
5681
5682     if (package != nil) {
5683         package_ = [package retain];
5684         name_ = [[package id] retain];
5685
5686         if (NSArray *files = [package files])
5687             [files_ addObjectsFromArray:files];
5688
5689         if ([files_ count] != 0) {
5690             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5691                 [files_ removeObjectAtIndex:0];
5692             [files_ sortUsingSelector:@selector(compareByPath:)];
5693
5694             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5695             [stack addObject:@"/"];
5696
5697             for (int i(0), e([files_ count]); i != e; ++i) {
5698                 NSString *file = [files_ objectAtIndex:i];
5699                 while (![file hasPrefix:[stack lastObject]])
5700                     [stack removeLastObject];
5701                 NSString *directory = [stack lastObject];
5702                 [stack addObject:[file stringByAppendingString:@"/"]];
5703                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5704                     ([stack count] - 2) * 3, "",
5705                     [file substringFromIndex:[directory length]]
5706                 ]];
5707             }
5708         }
5709     }
5710
5711     [list_ reloadData];
5712 }
5713
5714 - (void) reloadData {
5715     [super reloadData];
5716
5717     [self setPackage:[database_ packageWithName:name_]];
5718 }
5719
5720 @end
5721 /* }}} */
5722 /* Package Controller {{{ */
5723 @interface CYPackageController : CYBrowserController <
5724     UIActionSheetDelegate
5725 > {
5726     _transient Database *database_;
5727     Package *package_;
5728     NSString *name_;
5729     bool commercial_;
5730     NSMutableArray *buttons_;
5731     UIBarButtonItem *button_;
5732 }
5733
5734 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5735
5736 @end
5737
5738 @implementation CYPackageController
5739
5740 - (void) dealloc {
5741     if (package_ != nil)
5742         [package_ release];
5743     if (name_ != nil)
5744         [name_ release];
5745
5746     [buttons_ release];
5747
5748     if (button_ != nil)
5749         [button_ release];
5750
5751     [super dealloc];
5752 }
5753
5754 - (NSURL *) navigationURL {
5755     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5756 }
5757
5758 /* XXX: this is not safe at all... localization of /fail/ */
5759 - (void) _clickButtonWithName:(NSString *)name {
5760     if ([name isEqualToString:UCLocalize("CLEAR")])
5761         [delegate_ clearPackage:package_];
5762     else if ([name isEqualToString:UCLocalize("INSTALL")])
5763         [delegate_ installPackage:package_];
5764     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5765         [delegate_ installPackage:package_];
5766     else if ([name isEqualToString:UCLocalize("REMOVE")])
5767         [delegate_ removePackage:package_];
5768     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5769         [delegate_ installPackage:package_];
5770     else _assert(false);
5771 }
5772
5773 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5774     NSString *context([sheet context]);
5775
5776     if ([context isEqualToString:@"modify"]) {
5777         if (button != [sheet cancelButtonIndex]) {
5778             NSString *buttonName = [buttons_ objectAtIndex:button];
5779             [self _clickButtonWithName:buttonName];
5780         }
5781
5782         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5783     }
5784 }
5785
5786 - (bool) _allowJavaScriptPanel {
5787     return commercial_;
5788 }
5789
5790 #if !AlwaysReload
5791 - (void) _customButtonClicked {
5792     int count([buttons_ count]);
5793     if (count == 0)
5794         return;
5795
5796     if (count == 1)
5797         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5798     else {
5799         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5800         [buttons addObjectsFromArray:buttons_];
5801
5802         UIActionSheet *sheet = [[[UIActionSheet alloc]
5803             initWithTitle:nil
5804             delegate:self
5805             cancelButtonTitle:nil
5806             destructiveButtonTitle:nil
5807             otherButtonTitles:nil
5808         ] autorelease];
5809
5810         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5811         if (!IsWildcat_) {
5812            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5813            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5814         }
5815         [sheet setContext:@"modify"];
5816
5817         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5818     }
5819 }
5820
5821 // We don't want to allow non-commercial packages to do custom things to the install button,
5822 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5823 - (void) customButtonClicked {
5824     if (commercial_)
5825         [super customButtonClicked];
5826     else
5827         [self _customButtonClicked];
5828 }
5829
5830 - (void) reloadButtonClicked {
5831     // Don't reload a commerical package by tapping the loading button,
5832     // but if it's not an Install button, we should forward it on.
5833     if (![package_ uninstalled])
5834         [self _customButtonClicked];
5835 }
5836
5837 - (void) applyLoadingTitle {
5838     // Don't show "Loading" as the title. Ever.
5839 }
5840
5841 - (UIBarButtonItem *) rightButton {
5842     return button_;
5843 }
5844 #endif
5845
5846 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5847     if ((self = [super init]) != nil) {
5848         database_ = database;
5849         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5850         name_ = [[NSString alloc] initWithString:name];
5851         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5852     } return self;
5853 }
5854
5855 - (void) reloadData {
5856     if (package_ != nil)
5857         [package_ autorelease];
5858     package_ = [database_ packageWithName:name_];
5859
5860     [buttons_ removeAllObjects];
5861
5862     if (package_ != nil) {
5863         [package_ parse];
5864
5865         package_ = [package_ retain];
5866         commercial_ = [package_ isCommercial];
5867
5868         if ([package_ mode] != nil)
5869             [buttons_ addObject:UCLocalize("CLEAR")];
5870         if ([package_ source] == nil);
5871         else if ([package_ upgradableAndEssential:NO])
5872             [buttons_ addObject:UCLocalize("UPGRADE")];
5873         else if ([package_ uninstalled])
5874             [buttons_ addObject:UCLocalize("INSTALL")];
5875         else
5876             [buttons_ addObject:UCLocalize("REINSTALL")];
5877         if (![package_ uninstalled])
5878             [buttons_ addObject:UCLocalize("REMOVE")];
5879     }
5880
5881     if (button_ != nil)
5882         [button_ release];
5883
5884     NSString *title;
5885     switch ([buttons_ count]) {
5886         case 0: title = nil; break;
5887         case 1: title = [buttons_ objectAtIndex:0]; break;
5888         default: title = UCLocalize("MODIFY"); break;
5889     }
5890
5891     button_ = [[UIBarButtonItem alloc]
5892         initWithTitle:title
5893         style:UIBarButtonItemStylePlain
5894         target:self
5895         action:@selector(customButtonClicked)
5896     ];
5897
5898     [super reloadData];
5899 }
5900
5901 - (bool) isLoading {
5902     return commercial_ ? [super isLoading] : false;
5903 }
5904
5905 @end
5906 /* }}} */
5907
5908 /* Package List Controller {{{ */
5909 @interface PackageListController : CYViewController <
5910     UITableViewDataSource,
5911     UITableViewDelegate
5912 > {
5913     _transient Database *database_;
5914     unsigned era_;
5915     NSMutableArray *packages_;
5916     NSMutableArray *sections_;
5917     UITableView *list_;
5918     NSMutableArray *index_;
5919     NSMutableDictionary *indices_;
5920     NSString *title_;
5921 }
5922
5923 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5924 - (void) setDelegate:(id)delegate;
5925 - (void) resetCursor;
5926
5927 @end
5928
5929 @implementation PackageListController
5930
5931 - (void) dealloc {
5932     [packages_ release];
5933     [sections_ release];
5934     [list_ release];
5935     [index_ release];
5936     [indices_ release];
5937     [title_ release];
5938
5939     [super dealloc];
5940 }
5941
5942 - (void) deselectWithAnimation:(BOOL)animated {
5943     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5944 }
5945
5946 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5947     CGRect base = [[self view] bounds];
5948     base.size.height -= bounds.size.height;
5949     base.origin = [list_ frame].origin;
5950
5951     [UIView beginAnimations:nil context:NULL];
5952     [UIView setAnimationBeginsFromCurrentState:YES];
5953     [UIView setAnimationCurve:curve];
5954     [UIView setAnimationDuration:duration];
5955     [list_ setFrame:base];
5956     [UIView commitAnimations];
5957 }
5958
5959 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5960     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5961 }
5962
5963 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5964     [self resizeForKeyboardBounds:bounds duration:0];
5965 }
5966
5967 - (void) keyboardWillShow:(NSNotification *)notification {
5968     CGRect bounds;
5969     CGPoint center;
5970     NSTimeInterval duration;
5971     UIViewAnimationCurve curve;
5972     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5973     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5974     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5975     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5976
5977     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);
5978     UIViewController *base = self;
5979     while ([base parentViewController] != nil)
5980         base = [base parentViewController];
5981     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5982     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5983
5984     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5985 }
5986
5987 - (void) keyboardWillHide:(NSNotification *)notification {
5988     NSTimeInterval duration;
5989     UIViewAnimationCurve curve;
5990     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5991     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5992
5993     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5994 }
5995
5996 - (void) viewWillAppear:(BOOL)animated {
5997     [super viewWillAppear:animated];
5998
5999     [self resizeForKeyboardBounds:CGRectZero];
6000     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6001     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6002 }
6003
6004 - (void) viewWillDisappear:(BOOL)animated {
6005     [super viewWillDisappear:animated];
6006
6007     [self resizeForKeyboardBounds:CGRectZero];
6008     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6009     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6010 }
6011
6012 - (void) viewDidAppear:(BOOL)animated {
6013     [super viewDidAppear:animated];
6014     [self deselectWithAnimation:animated];
6015 }
6016
6017 - (void) didSelectPackage:(Package *)package {
6018     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6019     [view setDelegate:delegate_];
6020     [[self navigationController] pushViewController:view animated:YES];
6021 }
6022
6023 #if TryIndexedCollation
6024 + (BOOL) hasIndexedCollation {
6025     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6026 }
6027 #endif
6028
6029 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6030     NSInteger count([sections_ count]);
6031     return count == 0 ? 1 : count;
6032 }
6033
6034 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6035     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6036         return nil;
6037     return [[sections_ objectAtIndex:section] name];
6038 }
6039
6040 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6041     if ([sections_ count] == 0)
6042         return 0;
6043     return [[sections_ objectAtIndex:section] count];
6044 }
6045
6046 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6047 @synchronized (database_) {
6048     if ([database_ era] != era_)
6049         return nil;
6050
6051     Section *section([sections_ objectAtIndex:[path section]]);
6052     NSInteger row([path row]);
6053     Package *package([packages_ objectAtIndex:([section row] + row)]);
6054     return [[package retain] autorelease];
6055 } }
6056
6057 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6058     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6059     if (cell == nil)
6060         cell = [[[PackageCell alloc] init] autorelease];
6061     [cell setPackage:[self packageAtIndexPath:path]];
6062     return cell;
6063 }
6064
6065 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6066     Package *package([self packageAtIndexPath:path]);
6067     package = [database_ packageWithName:[package id]];
6068     [self didSelectPackage:package];
6069 }
6070
6071 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6072     // XXX: is 20 the most optimal number here?
6073     return [packages_ count] > 20 ? index_ : nil;
6074 }
6075
6076 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6077 #if TryIndexedCollation
6078     if ([[self class] hasIndexedCollation]) {
6079         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6080     }
6081 #endif
6082
6083     return index;
6084 }
6085
6086 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6087     if ((self = [super init]) != nil) {
6088         database_ = database;
6089         title_ = [title copy];
6090         [[self navigationItem] setTitle:title_];
6091
6092 #if TryIndexedCollation
6093         if ([[self class] hasIndexedCollation])
6094             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6095         else
6096 #endif
6097             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6098
6099         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6100
6101         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6102         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6103
6104         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6105         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6106         [list_ setRowHeight:73];
6107         [[self view] addSubview:list_];
6108
6109         [list_ setDataSource:self];
6110         [list_ setDelegate:self];
6111     } return self;
6112 }
6113
6114 - (void) setDelegate:(id)delegate {
6115     delegate_ = delegate;
6116 }
6117
6118 - (bool) hasPackage:(Package *)package {
6119     return true;
6120 }
6121
6122 - (void) reloadData {
6123     [super reloadData];
6124
6125     era_ = [database_ era];
6126     NSArray *packages = [database_ packages];
6127
6128     [packages_ removeAllObjects];
6129     [sections_ removeAllObjects];
6130
6131     _profile(PackageTable$reloadData$Filter)
6132         for (Package *package in packages)
6133             if ([self hasPackage:package])
6134                 [packages_ addObject:package];
6135     _end
6136
6137     [indices_ removeAllObjects];
6138
6139     Section *section = nil;
6140
6141 #if TryIndexedCollation
6142     if ([[self class] hasIndexedCollation]) {
6143         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6144         NSArray *titles = [collation sectionIndexTitles];
6145         int secidx = -1;
6146
6147         _profile(PackageTable$reloadData$Section)
6148             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6149                 Package *package;
6150                 int index;
6151
6152                 _profile(PackageTable$reloadData$Section$Package)
6153                     package = [packages_ objectAtIndex:offset];
6154                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6155                 _end
6156
6157                 while (secidx < index) {
6158                     secidx += 1;
6159
6160                     _profile(PackageTable$reloadData$Section$Allocate)
6161                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6162                     _end
6163
6164                     _profile(PackageTable$reloadData$Section$Add)
6165                         [sections_ addObject:section];
6166                     _end
6167                 }
6168
6169                 [section addToCount];
6170             }
6171         _end
6172     } else
6173 #endif
6174     {
6175         [index_ removeAllObjects];
6176
6177         _profile(PackageTable$reloadData$Section)
6178             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6179                 Package *package;
6180                 unichar index;
6181
6182                 _profile(PackageTable$reloadData$Section$Package)
6183                     package = [packages_ objectAtIndex:offset];
6184                     index = [package index];
6185                 _end
6186
6187                 if (section == nil || [section index] != index) {
6188                     _profile(PackageTable$reloadData$Section$Allocate)
6189                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6190                     _end
6191
6192                     [index_ addObject:[section name]];
6193                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6194
6195                     _profile(PackageTable$reloadData$Section$Add)
6196                         [sections_ addObject:section];
6197                     _end
6198                 }
6199
6200                 [section addToCount];
6201             }
6202         _end
6203     }
6204
6205     _profile(PackageTable$reloadData$List)
6206         [list_ reloadData];
6207     _end
6208 }
6209
6210 - (void) resetCursor {
6211     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6212 }
6213
6214 @end
6215 /* }}} */
6216 /* Filtered Package List Controller {{{ */
6217 @interface FilteredPackageListController : PackageListController {
6218     SEL filter_;
6219     IMP imp_;
6220     id object_;
6221 }
6222
6223 - (void) setObject:(id)object;
6224 - (void) setObject:(id)object forFilter:(SEL)filter;
6225
6226 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6227
6228 @end
6229
6230 @implementation FilteredPackageListController
6231
6232 - (void) dealloc {
6233     if (object_ != nil)
6234         [object_ release];
6235     [super dealloc];
6236 }
6237
6238 - (void) setFilter:(SEL)filter {
6239     filter_ = filter;
6240
6241     /* XXX: this is an unsafe optimization of doomy hell */
6242     Method method(class_getInstanceMethod([Package class], filter));
6243     _assert(method != NULL);
6244     imp_ = method_getImplementation(method);
6245     _assert(imp_ != NULL);
6246 }
6247
6248 - (void) setObject:(id)object {
6249     if (object_ != nil)
6250         [object_ release];
6251     if (object == nil)
6252         object_ = nil;
6253     else
6254         object_ = [object retain];
6255 }
6256
6257 - (void) setObject:(id)object forFilter:(SEL)filter {
6258     [self setFilter:filter];
6259     [self setObject:object];
6260 }
6261
6262 - (bool) hasPackage:(Package *)package {
6263     _profile(FilteredPackageTable$hasPackage)
6264         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6265     _end
6266 }
6267
6268 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6269     if ((self = [super initWithDatabase:database title:title]) != nil) {
6270         [self setFilter:filter];
6271         [self setObject:object];
6272     } return self;
6273 }
6274
6275 @end
6276 /* }}} */
6277
6278 /* Home Controller {{{ */
6279 @interface HomeController : CYBrowserController {
6280 }
6281
6282 @end
6283
6284 @implementation HomeController
6285
6286 + (BOOL) shouldHideNavigationBar {
6287     return NO;
6288 }
6289
6290 - (NSURL *) navigationURL {
6291     return [NSURL URLWithString:@"cydia://home"];
6292 }
6293
6294 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6295     [super _setMoreHeaders:request];
6296
6297     if (ChipID_ != nil)
6298         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6299     if (UniqueID_ != nil)
6300         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6301     if (PLMN_ != nil)
6302         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6303 }
6304
6305 - (void) aboutButtonClicked {
6306     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6307
6308     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6309     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6310     [alert setCancelButtonIndex:0];
6311
6312     [alert setMessage:
6313         @"Copyright (C) 2008-2011\n"
6314         "Jay Freeman (saurik)\n"
6315         "saurik@saurik.com\n"
6316         "http://www.saurik.com/"
6317     ];
6318
6319     [alert show];
6320 }
6321
6322 - (void) viewWillDisappear:(BOOL)animated {
6323     [super viewWillDisappear:animated];
6324
6325     if ([[self class] shouldHideNavigationBar])
6326         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6327 }
6328
6329 - (void) viewWillAppear:(BOOL)animated {
6330     if (![self hasLoaded])
6331         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6332
6333     [super viewWillAppear:animated];
6334
6335     if ([[self class] shouldHideNavigationBar])
6336         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6337 }
6338
6339 - (void) viewDidLoad {
6340     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6341         initWithTitle:UCLocalize("ABOUT")
6342         style:UIBarButtonItemStylePlain
6343         target:self
6344         action:@selector(aboutButtonClicked)
6345     ] autorelease]];
6346 }
6347
6348 @end
6349 /* }}} */
6350 /* Manage Controller {{{ */
6351 @interface ManageController : CYBrowserController {
6352 }
6353
6354 - (void) queueStatusDidChange;
6355
6356 @end
6357
6358 @implementation ManageController
6359
6360 - (NSURL *) navigationURL {
6361     return [NSURL URLWithString:@"cydia://manage"];
6362 }
6363
6364 - (void) viewWillAppear:(BOOL)animated {
6365     if (![self hasLoaded])
6366         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6367
6368     [super viewWillAppear:animated];
6369 }
6370
6371 - (void) viewDidLoad {
6372     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6373         initWithTitle:UCLocalize("SETTINGS")
6374         style:UIBarButtonItemStylePlain
6375         target:self
6376         action:@selector(settingsButtonClicked)
6377     ] autorelease]];
6378
6379     [self queueStatusDidChange];
6380 }
6381
6382 - (void) settingsButtonClicked {
6383     [delegate_ showSettings];
6384 }
6385
6386 #if !AlwaysReload
6387 - (void) queueButtonClicked {
6388     [delegate_ queue];
6389 }
6390
6391 - (void) applyLoadingTitle {
6392     // Disable "Loading" title.
6393 }
6394
6395 - (void) applyRightButton {
6396     // Disable right button.
6397 }
6398 #endif
6399
6400 - (void) queueStatusDidChange {
6401 #if !AlwaysReload
6402     if (!IsWildcat_ && Queuing_) {
6403         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6404             initWithTitle:UCLocalize("QUEUE")
6405             style:UIBarButtonItemStyleDone
6406             target:self
6407             action:@selector(queueButtonClicked)
6408         ] autorelease]];
6409     } else {
6410         [[self navigationItem] setRightBarButtonItem:nil];
6411     }
6412 #endif
6413 }
6414
6415 - (bool) isLoading {
6416     // Never show as loading.
6417     return false;
6418 }
6419
6420 @end
6421 /* }}} */
6422
6423 /* Refresh Bar {{{ */
6424 @interface RefreshBar : UINavigationBar {
6425     UIProgressIndicator *indicator_;
6426     UITextLabel *prompt_;
6427     UIProgressBar *progress_;
6428     UINavigationButton *cancel_;
6429 }
6430
6431 @end
6432
6433 @implementation RefreshBar
6434
6435 - (void) dealloc {
6436     [indicator_ release];
6437     [prompt_ release];
6438     [progress_ release];
6439     [cancel_ release];
6440     [super dealloc];
6441 }
6442
6443 - (void) positionViews {
6444     CGRect frame = [cancel_ frame];
6445     frame.size = [cancel_ sizeThatFits:frame.size];
6446     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6447     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6448     [cancel_ setFrame:frame];
6449
6450     CGSize prgsize = {75, 100};
6451     CGRect prgrect = {{
6452         [self frame].size.width - prgsize.width - 10,
6453         ([self frame].size.height - prgsize.height) / 2
6454     } , prgsize};
6455     [progress_ setFrame:prgrect];
6456
6457     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6458     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6459     CGRect indrect = {{indoffset, indoffset}, indsize};
6460     [indicator_ setFrame:indrect];
6461
6462     CGSize prmsize = {215, indsize.height + 4};
6463     CGRect prmrect = {{
6464         indoffset * 2 + indsize.width,
6465         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6466     }, prmsize};
6467     [prompt_ setFrame:prmrect];
6468 }
6469
6470 - (void) setFrame:(CGRect)frame {
6471     [super setFrame:frame];
6472     [self positionViews];
6473 }
6474
6475 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6476     if ((self = [super initWithFrame:frame]) != nil) {
6477         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6478
6479         [self setBarStyle:UIBarStyleBlack];
6480
6481         UIBarStyle barstyle([self _barStyle:NO]);
6482         bool ugly(barstyle == UIBarStyleDefault);
6483
6484         UIProgressIndicatorStyle style = ugly ?
6485             UIProgressIndicatorStyleMediumBrown :
6486             UIProgressIndicatorStyleMediumWhite;
6487
6488         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6489         [indicator_ setStyle:style];
6490         [indicator_ startAnimation];
6491         [self addSubview:indicator_];
6492
6493         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6494         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6495         [prompt_ setBackgroundColor:[UIColor clearColor]];
6496         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6497         [self addSubview:prompt_];
6498
6499         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6500         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6501         [progress_ setStyle:0];
6502         [self addSubview:progress_];
6503
6504         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6505         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6506         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6507         [cancel_ setBarStyle:barstyle];
6508
6509         [self positionViews];
6510     } return self;
6511 }
6512
6513 - (void) cancel {
6514     [cancel_ removeFromSuperview];
6515 }
6516
6517 - (void) start {
6518     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6519     [progress_ setProgress:0];
6520     [self addSubview:cancel_];
6521 }
6522
6523 - (void) stop {
6524     [cancel_ removeFromSuperview];
6525 }
6526
6527 - (void) setPrompt:(NSString *)prompt {
6528     [prompt_ setText:prompt];
6529 }
6530
6531 - (void) setProgress:(float)progress {
6532     [progress_ setProgress:progress];
6533 }
6534
6535 @end
6536 /* }}} */
6537
6538 @class CYNavigationController;
6539
6540 /* Cydia Tab Bar Controller {{{ */
6541 @interface CYTabBarController : UITabBarController <
6542     UITabBarControllerDelegate,
6543     ProgressDelegate
6544 > {
6545     _transient Database *database_;
6546     RefreshBar *refreshbar_;
6547
6548     bool dropped_;
6549     bool updating_;
6550     // XXX: ok, "updatedelegate_"?...
6551     _transient NSObject<CydiaDelegate> *updatedelegate_;
6552
6553     id root_;
6554     UIViewController *remembered_;
6555     _transient UIViewController *transient_;
6556 }
6557
6558 - (NSArray *) navigationURLCollection;
6559 - (void) dropBar:(BOOL)animated;
6560 - (void) beginUpdate;
6561 - (void) raiseBar:(BOOL)animated;
6562 - (BOOL) updating;
6563
6564 @end
6565
6566 @implementation CYTabBarController
6567
6568 - (void) setUnselectedViewController:(UIViewController *)transient {
6569     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6570     if (transient != nil) {
6571         if (transient_ == nil)
6572             remembered_ = [[controllers objectAtIndex:0] retain];
6573         transient_ = transient;
6574         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6575         [controllers replaceObjectAtIndex:0 withObject:transient_];
6576         [self setSelectedIndex:0];
6577         [self setViewControllers:controllers];
6578         [self concealTabBarSelection];
6579     } else if (remembered_ != nil) {
6580         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6581         transient_ = transient;
6582         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6583         [remembered_ release];
6584         remembered_ = nil;
6585         [self setViewControllers:controllers];
6586         [self revealTabBarSelection];
6587     }
6588 }
6589
6590 - (UIViewController *) unselectedViewController {
6591     return transient_;
6592 }
6593
6594 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6595     if ([self unselectedViewController])
6596         [self setUnselectedViewController:nil];
6597 }
6598
6599 - (NSArray *) navigationURLCollection {
6600     NSMutableArray *items([NSMutableArray array]);
6601
6602     // XXX: Should this deal with transient view controllers?
6603     for (id navigation in [self viewControllers]) {
6604         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6605         if (stack != nil)
6606             [items addObject:stack];
6607     }
6608
6609     return items;
6610 }
6611
6612 - (void) reloadData {
6613     for (CYViewController *controller in [self viewControllers])
6614         [controller reloadData];
6615
6616     [(CYNavigationController *)[self unselectedViewController] reloadData];
6617 }
6618
6619 - (void) dealloc {
6620     [refreshbar_ release];
6621     [[NSNotificationCenter defaultCenter] removeObserver:self];
6622
6623     [super dealloc];
6624 }
6625
6626 - (id) initWithDatabase:(Database *)database {
6627     if ((self = [super init]) != nil) {
6628         database_ = database;
6629         [self setDelegate:self];
6630
6631         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6632         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6633
6634         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6635     } return self;
6636 }
6637
6638 - (void) setUpdate:(NSDate *)date {
6639     [self beginUpdate];
6640 }
6641
6642 - (void) beginUpdate {
6643     [refreshbar_ start];
6644     [self dropBar:YES];
6645
6646     [updatedelegate_ retainNetworkActivityIndicator];
6647     updating_ = true;
6648
6649     [NSThread
6650         detachNewThreadSelector:@selector(performUpdate)
6651         toTarget:self
6652         withObject:nil
6653     ];
6654 }
6655
6656 - (void) performUpdate { _pooled
6657     Status status;
6658     status.setDelegate(self);
6659     [database_ updateWithStatus:status];
6660
6661     [self
6662         performSelectorOnMainThread:@selector(completeUpdate)
6663         withObject:nil
6664         waitUntilDone:NO
6665     ];
6666 }
6667
6668 - (void) stopUpdateWithSelector:(SEL)selector {
6669     updating_ = false;
6670     [updatedelegate_ releaseNetworkActivityIndicator];
6671
6672     [self raiseBar:YES];
6673     [refreshbar_ stop];
6674
6675     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6676 }
6677
6678 - (void) completeUpdate {
6679     if (!updating_)
6680         return;
6681     [self stopUpdateWithSelector:@selector(reloadData)];
6682 }
6683
6684 - (void) cancelUpdate {
6685     [self stopUpdateWithSelector:@selector(updateData)];
6686 }
6687
6688 - (void) cancelPressed {
6689     [self cancelUpdate];
6690 }
6691
6692 - (BOOL) updating {
6693     return updating_;
6694 }
6695
6696 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6697     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6698 }
6699
6700 - (void) startProgress {
6701 }
6702
6703 - (bool) isCancelling:(size_t)received {
6704     return !updating_;
6705 }
6706
6707 - (void) setProgressTitle:(NSString *)title {
6708     [refreshbar_ setPrompt:title];
6709 }
6710
6711 - (void) setProgressPercent:(NSNumber *)percent {
6712     [refreshbar_ setProgress:[percent floatValue]];
6713 }
6714
6715 - (void) addProgressOutput:(NSString *)output {
6716 }
6717
6718 - (void) setUpdateDelegate:(id)delegate {
6719     updatedelegate_ = delegate;
6720 }
6721
6722 - (CGFloat) statusBarHeight {
6723     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6724         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6725     } else {
6726         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6727     }
6728 }
6729
6730 - (UIView *) transitionView {
6731     if ([self respondsToSelector:@selector(_transitionView)])
6732         return [self _transitionView];
6733     else
6734         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6735 }
6736
6737 - (void) dropBar:(BOOL)animated {
6738     if (dropped_)
6739         return;
6740     dropped_ = true;
6741
6742     UIView *transition([self transitionView]);
6743     [[self view] addSubview:refreshbar_];
6744
6745     CGRect barframe([refreshbar_ frame]);
6746
6747     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6748         barframe.origin.y = [self statusBarHeight];
6749     else
6750         barframe.origin.y = 0;
6751
6752     [refreshbar_ setFrame:barframe];
6753
6754     if (animated)
6755         [UIView beginAnimations:nil context:NULL];
6756
6757     CGRect viewframe = [transition frame];
6758     viewframe.origin.y += barframe.size.height;
6759     viewframe.size.height -= barframe.size.height;
6760     [transition setFrame:viewframe];
6761
6762     if (animated)
6763         [UIView commitAnimations];
6764
6765     // Ensure bar has the proper width for our view, it might have changed
6766     barframe.size.width = viewframe.size.width;
6767     [refreshbar_ setFrame:barframe];
6768
6769     // XXX: fix Apple's layout bug
6770     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6771 }
6772
6773 - (void) raiseBar:(BOOL)animated {
6774     if (!dropped_)
6775         return;
6776     dropped_ = false;
6777
6778     UIView *transition([self transitionView]);
6779     [refreshbar_ removeFromSuperview];
6780
6781     CGRect barframe([refreshbar_ frame]);
6782
6783     if (animated)
6784         [UIView beginAnimations:nil context:NULL];
6785
6786     CGRect viewframe = [transition frame];
6787     viewframe.origin.y -= barframe.size.height;
6788     viewframe.size.height += barframe.size.height;
6789     [transition setFrame:viewframe];
6790
6791     if (animated)
6792         [UIView commitAnimations];
6793
6794     // XXX: fix Apple's layout bug
6795     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6796 }
6797
6798 #if 0
6799 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6800     // XXX: fix Apple's layout bug
6801     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6802 }
6803 #endif
6804
6805 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6806     bool dropped(dropped_);
6807
6808     if (dropped)
6809         [self raiseBar:NO];
6810
6811     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6812
6813     if (dropped)
6814         [self dropBar:NO];
6815
6816     // XXX: fix Apple's layout bug
6817     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6818 }
6819
6820 - (void) statusBarFrameChanged:(NSNotification *)notification {
6821     if (dropped_) {
6822         [self raiseBar:NO];
6823         [self dropBar:NO];
6824     }
6825 }
6826
6827 @end
6828 /* }}} */
6829 /* Cydia Navigation Controller {{{ */
6830 @interface CYNavigationController : UINavigationController {
6831     _transient Database *database_;
6832     _transient id<UINavigationControllerDelegate> delegate_;
6833 }
6834
6835 - (NSArray *) navigationURLCollection;
6836 - (id) initWithDatabase:(Database *)database;
6837 - (void) reloadData;
6838
6839 @end
6840
6841
6842 @implementation CYNavigationController
6843
6844 - (NSArray *) navigationURLCollection {
6845     NSMutableArray *stack([NSMutableArray array]);
6846
6847     for (CYViewController *controller in [self viewControllers]) {
6848         NSString *url = [[controller navigationURL] absoluteString];
6849         if (url != nil)
6850             [stack addObject:url];
6851     }
6852
6853     return stack;
6854 }
6855
6856 - (void) reloadData {
6857     for (CYViewController *page in [self viewControllers]) {
6858         // Only reload controllers that have already loaded.
6859         // This prevents a page from accidentally loading too
6860         // early if it hasn't been shown on the screen yet.
6861         if ([page hasLoaded])
6862             [page reloadData];
6863     }
6864 }
6865
6866 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6867     delegate_ = delegate;
6868 }
6869
6870 - (id) initWithDatabase:(Database *)database {
6871     if ((self = [super init]) != nil) {
6872         database_ = database;
6873     } return self;
6874 }
6875
6876 @end
6877 /* }}} */
6878
6879 /* Cydia:// Protocol {{{ */
6880 @interface CydiaURLProtocol : NSURLProtocol {
6881 }
6882
6883 @end
6884
6885 @implementation CydiaURLProtocol
6886
6887 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6888     NSURL *url([request URL]);
6889     if (url == nil)
6890         return NO;
6891     NSString *scheme([[url scheme] lowercaseString]);
6892     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6893         return NO;
6894     return YES;
6895 }
6896
6897 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6898     return request;
6899 }
6900
6901 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6902     id<NSURLProtocolClient> client([self client]);
6903     if (icon == nil)
6904         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6905     else {
6906         NSData *data(UIImagePNGRepresentation(icon));
6907
6908         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6909         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6910         [client URLProtocol:self didLoadData:data];
6911         [client URLProtocolDidFinishLoading:self];
6912     }
6913 }
6914
6915 - (void) startLoading {
6916     id<NSURLProtocolClient> client([self client]);
6917     NSURLRequest *request([self request]);
6918
6919     NSURL *url([request URL]);
6920     NSString *href([url absoluteString]);
6921
6922     NSString *path([href substringFromIndex:8]);
6923     NSRange slash([path rangeOfString:@"/"]);
6924
6925     NSString *command;
6926     if (slash.location == NSNotFound) {
6927         command = path;
6928         path = nil;
6929     } else {
6930         command = [path substringToIndex:slash.location];
6931         path = [path substringFromIndex:(slash.location + 1)];
6932     }
6933
6934     Database *database([Database sharedInstance]);
6935
6936     if ([command isEqualToString:@"package-icon"]) {
6937         if (path == nil)
6938             goto fail;
6939         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6940         Package *package([database packageWithName:path]);
6941         if (package == nil)
6942             goto fail;
6943         UIImage *icon([package icon]);
6944         [self _returnPNGWithImage:icon forRequest:request];
6945     } else if ([command isEqualToString:@"source-icon"]) {
6946         if (path == nil)
6947             goto fail;
6948         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6949         NSString *source(Simplify(path));
6950         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6951         if (icon == nil)
6952             icon = [UIImage applicationImageNamed:@"unknown.png"];
6953         [self _returnPNGWithImage:icon forRequest:request];
6954     } else if ([command isEqualToString:@"uikit-image"]) {
6955         if (path == nil)
6956             goto fail;
6957         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6958         UIImage *icon(_UIImageWithName(path));
6959         [self _returnPNGWithImage:icon forRequest:request];
6960     } else if ([command isEqualToString:@"section-icon"]) {
6961         if (path == nil)
6962             goto fail;
6963         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6964         NSString *section(Simplify(path));
6965         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6966         if (icon == nil)
6967             icon = [UIImage applicationImageNamed:@"unknown.png"];
6968         [self _returnPNGWithImage:icon forRequest:request];
6969     } else fail: {
6970         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6971     }
6972 }
6973
6974 - (void) stopLoading {
6975 }
6976
6977 @end
6978 /* }}} */
6979
6980 /* Section Controller {{{ */
6981 @interface SectionController : FilteredPackageListController {
6982     NSString *section_;
6983 }
6984
6985 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6986
6987 @end
6988
6989 @implementation SectionController
6990
6991 - (NSURL *) navigationURL {
6992     NSString *name = section_;
6993     if (name == nil)
6994         name = @"all";
6995
6996     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6997 }
6998
6999 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7000     NSString *title;
7001     if (name == nil)
7002         title = UCLocalize("ALL_PACKAGES");
7003     else if (![name isEqual:@""])
7004         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7005     else
7006         title = UCLocalize("NO_SECTION");
7007
7008     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7009         section_ = name;
7010     } return self;
7011 }
7012
7013 @end
7014 /* }}} */
7015 /* Sections Controller {{{ */
7016 @interface SectionsController : CYViewController <
7017     UITableViewDataSource,
7018     UITableViewDelegate
7019 > {
7020     _transient Database *database_;
7021     NSMutableArray *sections_;
7022     NSMutableArray *filtered_;
7023     UITableView *list_;
7024     BOOL editing_;
7025 }
7026
7027 - (id) initWithDatabase:(Database *)database;
7028 - (void) editButtonClicked;
7029
7030 @end
7031
7032 @implementation SectionsController
7033
7034 - (void) dealloc {
7035     [self releaseSubviews];
7036     [sections_ release];
7037     [filtered_ release];
7038
7039     [super dealloc];
7040 }
7041
7042 - (NSURL *) navigationURL {
7043     return [NSURL URLWithString:@"cydia://sections"];
7044 }
7045
7046 - (void) updateNavigationItem {
7047     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7048     if ([sections_ count] == 0) {
7049         [[self navigationItem] setRightBarButtonItem:nil];
7050     } else {
7051         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7052             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7053             target:self
7054             action:@selector(editButtonClicked)
7055         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7056     }
7057 }
7058
7059 - (BOOL) isEditing {
7060     return editing_;
7061 }
7062
7063 - (void) setEditing:(BOOL)editing {
7064     if ((editing_ = editing))
7065         [list_ reloadData];
7066     else
7067         [delegate_ updateData];
7068
7069     [self updateNavigationItem];
7070 }
7071
7072 - (void) viewDidAppear:(BOOL)animated {
7073     [super viewDidAppear:animated];
7074     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7075 }
7076
7077 - (void) viewWillDisappear:(BOOL)animated {
7078     [super viewWillDisappear:animated];
7079     if (editing_) [self setEditing:NO];
7080 }
7081
7082 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7083     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7084     return section;
7085 }
7086
7087 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7088     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7089 }
7090
7091 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7092     return 45.0f;
7093 }*/
7094
7095 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7096     static NSString *reuseIdentifier = @"SectionCell";
7097
7098     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7099     if (cell == nil)
7100         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7101
7102     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7103
7104     return cell;
7105 }
7106
7107 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7108     if (editing_)
7109         return;
7110
7111     Section *section = [self sectionAtIndexPath:indexPath];
7112
7113     SectionController *controller = [[[SectionController alloc]
7114         initWithDatabase:database_
7115         section:[section name]
7116     ] autorelease];
7117     [controller setDelegate:delegate_];
7118
7119     [[self navigationController] pushViewController:controller animated:YES];
7120 }
7121
7122 - (void) loadView {
7123     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7124
7125     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7126     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7127     [list_ setRowHeight:45.0f];
7128     [list_ setDataSource:self];
7129     [list_ setDelegate:self];
7130     [[self view] addSubview:list_];
7131 }
7132
7133 - (void) viewDidLoad {
7134     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7135 }
7136
7137 - (void) releaseSubviews {
7138     [list_ release];
7139     list_ = nil;
7140 }
7141
7142 - (id) initWithDatabase:(Database *)database {
7143     if ((self = [super init]) != nil) {
7144         database_ = database;
7145
7146         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7147         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7148     } return self;
7149 }
7150
7151 - (void) reloadData {
7152     [super reloadData];
7153
7154     NSArray *packages = [database_ packages];
7155
7156     [sections_ removeAllObjects];
7157     [filtered_ removeAllObjects];
7158
7159     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7160
7161     _trace();
7162     for (Package *package in packages) {
7163         NSString *name([package section]);
7164         NSString *key(name == nil ? @"" : name);
7165
7166         Section *section;
7167
7168         _profile(SectionsView$reloadData$Section)
7169             section = [sections objectForKey:key];
7170             if (section == nil) {
7171                 _profile(SectionsView$reloadData$Section$Allocate)
7172                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7173                     [sections setObject:section forKey:key];
7174                 _end
7175             }
7176         _end
7177
7178         [section addToCount];
7179
7180         _profile(SectionsView$reloadData$Filter)
7181             if (![package valid] || ![package visible])
7182                 continue;
7183         _end
7184
7185         [section addToRow];
7186     }
7187     _trace();
7188
7189     [sections_ addObjectsFromArray:[sections allValues]];
7190
7191     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7192
7193     for (Section *section in sections_) {
7194         size_t count([section row]);
7195         if (count == 0)
7196             continue;
7197
7198         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7199         [section setCount:count];
7200         [filtered_ addObject:section];
7201     }
7202
7203     [self updateNavigationItem];
7204     [list_ reloadData];
7205     _trace();
7206 }
7207
7208 - (void) editButtonClicked {
7209     [self setEditing:(!editing_)];
7210 }
7211
7212 @end
7213 /* }}} */
7214
7215 /* Changes Controller {{{ */
7216 @interface ChangesController : CYViewController <
7217     UITableViewDataSource,
7218     UITableViewDelegate
7219 > {
7220     _transient Database *database_;
7221     unsigned era_;
7222     CFMutableArrayRef packages_;
7223     NSMutableArray *sections_;
7224     UITableView *list_;
7225     unsigned upgrades_;
7226     BOOL hasSentFirstLoad_;
7227 }
7228
7229 - (id) initWithDatabase:(Database *)database;
7230
7231 @end
7232
7233 @implementation ChangesController
7234
7235 - (void) dealloc {
7236     [self releaseSubviews];
7237     CFRelease(packages_);
7238     [sections_ release];
7239
7240     [super dealloc];
7241 }
7242
7243 - (NSURL *) navigationURL {
7244     return [NSURL URLWithString:@"cydia://changes"];
7245 }
7246
7247 - (void) viewWillAppear:(BOOL)animated {
7248     // Loads after it appears, so don't load beforehand.
7249     loaded_ = YES;
7250     [super viewWillAppear:animated];
7251 }
7252
7253 - (void) viewDidAppear:(BOOL)animated {
7254     [super viewDidAppear:animated];
7255
7256     if (!hasSentFirstLoad_) {
7257         hasSentFirstLoad_ = YES;
7258         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7259     } else {
7260         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7261     }
7262 }
7263
7264 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7265     NSInteger count([sections_ count]);
7266     return count == 0 ? 1 : count;
7267 }
7268
7269 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7270     if ([sections_ count] == 0)
7271         return nil;
7272     return [[sections_ objectAtIndex:section] name];
7273 }
7274
7275 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7276     if ([sections_ count] == 0)
7277         return 0;
7278     return [[sections_ objectAtIndex:section] count];
7279 }
7280
7281 - (Package *) packageAtIndex:(NSUInteger)index {
7282     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7283 }
7284
7285 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7286 @synchronized (database_) {
7287     if ([database_ era] != era_)
7288         return nil;
7289
7290     NSUInteger sectionIndex([path section]);
7291     if (sectionIndex >= [sections_ count])
7292         return nil;
7293     Section *section([sections_ objectAtIndex:sectionIndex]);
7294     NSInteger row([path row]);
7295     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7296 } }
7297
7298 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7299     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7300     if (cell == nil)
7301         cell = [[[PackageCell alloc] init] autorelease];
7302     [cell setPackage:[self packageAtIndexPath:path]];
7303     return cell;
7304 }
7305
7306 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7307     Package *package([self packageAtIndexPath:path]);
7308     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7309     [view setDelegate:delegate_];
7310     [[self navigationController] pushViewController:view animated:YES];
7311     return path;
7312 }
7313
7314 - (void) refreshButtonClicked {
7315     [delegate_ beginUpdate];
7316     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7317 }
7318
7319 - (void) upgradeButtonClicked {
7320     [delegate_ distUpgrade];
7321 }
7322
7323 - (void) loadView {
7324     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7325
7326     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7327     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7328     [list_ setRowHeight:73];
7329     [list_ setDataSource:self];
7330     [list_ setDelegate:self];
7331     [[self view] addSubview:list_];
7332 }
7333
7334 - (void) viewDidLoad {
7335     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7336 }
7337
7338 - (void) releaseSubviews {
7339     [list_ release];
7340     list_ = nil;
7341 }
7342
7343 - (id) initWithDatabase:(Database *)database {
7344     if ((self = [super init]) != nil) {
7345         database_ = database;
7346
7347         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7348         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7349     } return self;
7350 }
7351
7352 // this mostly works because reloadData (below) is @synchronized (database_)
7353 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7354 - (void) _reloadPackages:(NSArray *)packages {
7355     CFRelease(packages_);
7356     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7357
7358     _trace();
7359     _profile(ChangesController$_reloadPackages$Filter)
7360         for (Package *package in packages)
7361             if ([package upgradableAndEssential:YES] || [package visible])
7362                 CFArrayAppendValue(packages_, package);
7363     _end
7364     _trace();
7365     _profile(ChangesController$_reloadPackages$radixSort)
7366         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7367     _end
7368     _trace();
7369 }
7370
7371 - (void) reloadData {
7372 @synchronized (database_) {
7373     era_ = [database_ era];
7374     NSArray *packages = [database_ packages];
7375
7376     [sections_ removeAllObjects];
7377
7378 #if 1
7379     UIProgressHUD *hud([delegate_ addProgressHUD]);
7380     [hud setText:UCLocalize("LOADING")];
7381     //NSLog(@"HUD:%@::%@", delegate_, hud);
7382     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7383     [delegate_ removeProgressHUD:hud];
7384 #else
7385     [self _reloadPackages:packages];
7386 #endif
7387
7388     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7389     Section *ignored = nil;
7390     Section *section = nil;
7391     time_t last = 0;
7392
7393     upgrades_ = 0;
7394     bool unseens = false;
7395
7396     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7397
7398     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7399         Package *package = [self packageAtIndex:offset];
7400
7401         BOOL uae = [package upgradableAndEssential:YES];
7402
7403         if (!uae) {
7404             unseens = true;
7405             time_t seen([package seen]);
7406
7407             if (section == nil || last != seen) {
7408                 last = seen;
7409
7410                 NSString *name;
7411                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7412                 [name autorelease];
7413
7414                 _profile(ChangesController$reloadData$Allocate)
7415                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7416                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7417                     [sections_ addObject:section];
7418                 _end
7419             }
7420
7421             [section addToCount];
7422         } else if ([package ignored]) {
7423             if (ignored == nil) {
7424                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7425             }
7426             [ignored addToCount];
7427         } else {
7428             ++upgrades_;
7429             [upgradable addToCount];
7430         }
7431     }
7432     _trace();
7433
7434     CFRelease(formatter);
7435
7436     if (unseens) {
7437         Section *last = [sections_ lastObject];
7438         size_t count = [last count];
7439         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7440         [sections_ removeLastObject];
7441     }
7442
7443     if ([ignored count] != 0)
7444         [sections_ insertObject:ignored atIndex:0];
7445     if (upgrades_ != 0)
7446         [sections_ insertObject:upgradable atIndex:0];
7447
7448     [list_ reloadData];
7449
7450     if (upgrades_ > 0)
7451         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7452             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7453             style:UIBarButtonItemStylePlain
7454             target:self
7455             action:@selector(upgradeButtonClicked)
7456         ] autorelease]];
7457
7458     if (![delegate_ updating])
7459         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7460             initWithTitle:UCLocalize("REFRESH")
7461             style:UIBarButtonItemStylePlain
7462             target:self
7463             action:@selector(refreshButtonClicked)
7464         ] autorelease]];
7465
7466     PrintTimes();
7467 } }
7468
7469 @end
7470 /* }}} */
7471 /* Search Controller {{{ */
7472 @interface SearchController : FilteredPackageListController <
7473     UISearchBarDelegate
7474 > {
7475     UISearchBar *search_;
7476     BOOL searchloaded_;
7477 }
7478
7479 - (id) initWithDatabase:(Database *)database;
7480 - (void) setSearchTerm:(NSString *)term;
7481 - (void) reloadData;
7482
7483 @end
7484
7485 @implementation SearchController
7486
7487 - (void) dealloc {
7488     [search_ release];
7489     [super dealloc];
7490 }
7491
7492 - (NSURL *) navigationURL {
7493     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7494         return [NSURL URLWithString:@"cydia://search"];
7495     else
7496         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7497 }
7498
7499 - (void) setSearchTerm:(NSString *)searchTerm {
7500     [search_ setText:searchTerm];
7501     [self reloadData];
7502 }
7503
7504 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7505     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7506     [search_ resignFirstResponder];
7507     [self reloadData];
7508 }
7509
7510 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7511     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7512     [self reloadData];
7513 }
7514
7515 - (id) initWithDatabase:(Database *)database {
7516     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7517         search_ = [[UISearchBar alloc] init];
7518     } return self;
7519 }
7520
7521 - (void) viewDidAppear:(BOOL)animated {
7522     [super viewDidAppear:animated];
7523
7524     if (!searchloaded_) {
7525         searchloaded_ = YES;
7526         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7527         [search_ layoutSubviews];
7528         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7529
7530         UITextField *textField;
7531         if ([search_ respondsToSelector:@selector(searchField)])
7532             textField = [search_ searchField];
7533         else
7534             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7535
7536         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7537         [search_ setDelegate:self];
7538         [textField setEnablesReturnKeyAutomatically:NO];
7539         [[self navigationItem] setTitleView:textField];
7540     }
7541 }
7542
7543 - (void) reloadData {
7544     [self setObject:[search_ text]];
7545     [super reloadData];
7546     [self resetCursor];
7547 }
7548
7549 - (void) didSelectPackage:(Package *)package {
7550     [search_ resignFirstResponder];
7551     [super didSelectPackage:package];
7552 }
7553
7554 @end
7555 /* }}} */
7556 /* Package Settings Controller {{{ */
7557 @interface PackageSettingsController : CYViewController <
7558     UITableViewDataSource,
7559     UITableViewDelegate
7560 > {
7561     _transient Database *database_;
7562     NSString *name_;
7563     Package *package_;
7564     UITableView *table_;
7565     UISwitch *subscribedSwitch_;
7566     UISwitch *ignoredSwitch_;
7567     UITableViewCell *subscribedCell_;
7568     UITableViewCell *ignoredCell_;
7569 }
7570
7571 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7572
7573 @end
7574
7575 @implementation PackageSettingsController
7576
7577 - (void) dealloc {
7578     [self releaseSubviews];
7579     [name_ release];
7580     [package_ release];
7581
7582     [super dealloc];
7583 }
7584
7585 - (NSURL *) navigationURL {
7586     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7587 }
7588
7589 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7590     if (package_ == nil)
7591         return 0;
7592
7593     if ([package_ installed] == nil)
7594         return 1;
7595     else
7596         return 2;
7597 }
7598
7599 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7600     if (package_ == nil)
7601         return 0;
7602
7603     // both sections contain just one item right now.
7604     return 1;
7605 }
7606
7607 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7608     return nil;
7609 }
7610
7611 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7612     if (section == 0)
7613         return UCLocalize("SHOW_ALL_CHANGES_EX");
7614     else
7615         return UCLocalize("IGNORE_UPGRADES_EX");
7616 }
7617
7618 - (void) onSubscribed:(id)control {
7619     bool value([control isOn]);
7620     if (package_ == nil)
7621         return;
7622     if ([package_ setSubscribed:value])
7623         [delegate_ updateData];
7624 }
7625
7626 - (void) _updateIgnored {
7627     const char *package([name_ UTF8String]);
7628     bool on([ignoredSwitch_ isOn]);
7629
7630     pid_t pid(ExecFork());
7631     if (pid == 0) {
7632         FILE *dpkg(popen("dpkg --set-selections", "w"));
7633         fwrite(package, strlen(package), 1, dpkg);
7634
7635         if (on)
7636             fwrite(" hold\n", 6, 1, dpkg);
7637         else
7638             fwrite(" install\n", 9, 1, dpkg);
7639
7640         pclose(dpkg);
7641
7642         exit(0);
7643         _assert(false);
7644     }
7645
7646     _forever {
7647         int status;
7648         int result(waitpid(pid, &status, 0));
7649
7650         if (result != -1) {
7651             _assert(result == pid);
7652             break;
7653         }
7654     }
7655 }
7656
7657 - (void) onIgnored:(id)control {
7658     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7659     [invocation setTarget:self];
7660     [invocation setSelector:@selector(_updateIgnored)];
7661
7662     [delegate_ reloadDataWithInvocation:invocation];
7663 }
7664
7665 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7666     if (package_ == nil)
7667         return nil;
7668
7669     switch ([indexPath section]) {
7670         case 0: return subscribedCell_;
7671         case 1: return ignoredCell_;
7672
7673         _nodefault
7674     }
7675
7676     return nil;
7677 }
7678
7679 - (void) loadView {
7680     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7681
7682     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7683     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7684     [table_ setDataSource:self];
7685     [table_ setDelegate:self];
7686     [[self view] addSubview:table_];
7687
7688     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7689     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7690     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7691
7692     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7693     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7694     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7695
7696     subscribedCell_ = [[UITableViewCell alloc] init];
7697     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7698     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7699     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7700
7701     ignoredCell_ = [[UITableViewCell alloc] init];
7702     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7703     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7704     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7705 }
7706
7707 - (void) viewDidLoad {
7708     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7709 }
7710
7711 - (void) releaseSubviews {
7712     [ignoredCell_ release];
7713     ignoredCell_ = nil;
7714
7715     [subscribedCell_ release];
7716     subscribedCell_ = nil;
7717
7718     [table_ release];
7719     table_ = nil;
7720
7721     [ignoredSwitch_ release];
7722     ignoredSwitch_ = nil;
7723
7724     [subscribedSwitch_ release];
7725     subscribedSwitch_ = nil;
7726 }
7727
7728 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7729     if ((self = [super init]) != nil) {
7730         database_ = database;
7731         name_ = [package retain];
7732     } return self;
7733 }
7734
7735 - (void) reloadData {
7736     [super reloadData];
7737
7738     if (package_ != nil)
7739         [package_ autorelease];
7740     package_ = [database_ packageWithName:name_];
7741
7742     if (package_ != nil) {
7743         package_ = [package_ retain];
7744         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7745         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7746     } // XXX: what now, G?
7747
7748     [table_ reloadData];
7749 }
7750
7751 @end
7752 /* }}} */
7753
7754 /* Installed Controller {{{ */
7755 @interface InstalledController : FilteredPackageListController {
7756     BOOL expert_;
7757 }
7758
7759 - (id) initWithDatabase:(Database *)database;
7760
7761 - (void) updateRoleButton;
7762 - (void) queueStatusDidChange;
7763
7764 @end
7765
7766 @implementation InstalledController
7767
7768 - (void) dealloc {
7769     [super dealloc];
7770 }
7771
7772 - (NSURL *) navigationURL {
7773     return [NSURL URLWithString:@"cydia://installed"];
7774 }
7775
7776 - (id) initWithDatabase:(Database *)database {
7777     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7778         [self updateRoleButton];
7779         [self queueStatusDidChange];
7780     } return self;
7781 }
7782
7783 #if !AlwaysReload
7784 - (void) queueButtonClicked {
7785     [delegate_ queue];
7786 }
7787 #endif
7788
7789 - (void) queueStatusDidChange {
7790 #if !AlwaysReload
7791     if (IsWildcat_) {
7792         if (Queuing_) {
7793             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7794                 initWithTitle:UCLocalize("QUEUE")
7795                 style:UIBarButtonItemStyleDone
7796                 target:self
7797                 action:@selector(queueButtonClicked)
7798             ] autorelease]];
7799         } else {
7800             [[self navigationItem] setLeftBarButtonItem:nil];
7801         }
7802     }
7803 #endif
7804 }
7805
7806 - (void) updateRoleButton {
7807     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7808         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7809             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7810             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7811             target:self
7812             action:@selector(roleButtonClicked)
7813         ] autorelease]];
7814 }
7815
7816 - (void) roleButtonClicked {
7817     [self setObject:[NSNumber numberWithBool:expert_]];
7818     [self reloadData];
7819     expert_ = !expert_;
7820
7821     [self updateRoleButton];
7822 }
7823
7824 @end
7825 /* }}} */
7826
7827 /* Source Cell {{{ */
7828 @interface SourceCell : CYTableViewCell <
7829     ContentDelegate
7830 > {
7831     UIImage *icon_;
7832     NSString *origin_;
7833     NSString *label_;
7834 }
7835
7836 - (void) setSource:(Source *)source;
7837
7838 @end
7839
7840 @implementation SourceCell
7841
7842 - (void) clearSource {
7843     [icon_ release];
7844     [origin_ release];
7845     [label_ release];
7846
7847     icon_ = nil;
7848     origin_ = nil;
7849     label_ = nil;
7850 }
7851
7852 - (void) setSource:(Source *)source {
7853     [self clearSource];
7854
7855     if (icon_ == nil)
7856         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7857     if (icon_ == nil)
7858         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7859     icon_ = [icon_ retain];
7860
7861     origin_ = [[source name] retain];
7862     label_ = [[source uri] retain];
7863
7864     [content_ setNeedsDisplay];
7865 }
7866
7867 - (void) dealloc {
7868     [self clearSource];
7869     [super dealloc];
7870 }
7871
7872 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7873     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7874         UIView *content([self contentView]);
7875         CGRect bounds([content bounds]);
7876
7877         content_ = [[ContentView alloc] initWithFrame:bounds];
7878         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7879         [content_ setBackgroundColor:[UIColor whiteColor]];
7880         [content addSubview:content_];
7881
7882         [content_ setDelegate:self];
7883         [content_ setOpaque:YES];
7884     } return self;
7885 }
7886
7887 - (NSString *) accessibilityLabel {
7888     return label_;
7889 }
7890
7891 - (void) drawContentRect:(CGRect)rect {
7892     bool highlighted(highlighted_);
7893     float width(rect.size.width);
7894
7895     if (icon_ != nil)
7896         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7897
7898     if (highlighted)
7899         UISetColor(White_);
7900
7901     if (!highlighted)
7902         UISetColor(Black_);
7903     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7904
7905     if (!highlighted)
7906         UISetColor(Blue_);
7907     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7908 }
7909
7910 @end
7911 /* }}} */
7912 /* Source Controller {{{ */
7913 @interface SourceController : FilteredPackageListController {
7914     _transient Source *source_;
7915     NSString *key_;
7916 }
7917
7918 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7919
7920 @end
7921
7922 @implementation SourceController
7923
7924 - (NSURL *) navigationURL {
7925     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7926 }
7927
7928 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7929     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7930         source_ = source;
7931         key_ = [[source key] retain];
7932     } return self;
7933 }
7934
7935 - (void) reloadData {
7936     source_ = [database_ sourceWithKey:key_];
7937     [key_ release];
7938     key_ = [[source_ key] retain];
7939     [self setObject:source_];
7940     [[self navigationItem] setTitle:[source_ label]];
7941
7942     [super reloadData];
7943 }
7944
7945 @end
7946 /* }}} */
7947 /* Sources Controller {{{ */
7948 @interface SourcesController : CYViewController <
7949     UITableViewDataSource,
7950     UITableViewDelegate
7951 > {
7952     _transient Database *database_;
7953     UITableView *list_;
7954     NSMutableArray *sources_;
7955     int offset_;
7956
7957     NSString *href_;
7958     UIProgressHUD *hud_;
7959     NSError *error_;
7960
7961     //NSURLConnection *installer_;
7962     NSURLConnection *trivial_;
7963     NSURLConnection *trivial_bz2_;
7964     NSURLConnection *trivial_gz_;
7965     //NSURLConnection *automatic_;
7966
7967     BOOL cydia_;
7968 }
7969
7970 - (id) initWithDatabase:(Database *)database;
7971 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7972
7973 @end
7974
7975 @implementation SourcesController
7976
7977 - (void) _releaseConnection:(NSURLConnection *)connection {
7978     if (connection != nil) {
7979         [connection cancel];
7980         //[connection setDelegate:nil];
7981         [connection release];
7982     }
7983 }
7984
7985 - (void) dealloc {
7986     [self releaseSubviews];
7987
7988     [href_ release];
7989     [hud_ release];
7990     [error_ release];
7991
7992     //[self _releaseConnection:installer_];
7993     [self _releaseConnection:trivial_];
7994     [self _releaseConnection:trivial_gz_];
7995     [self _releaseConnection:trivial_bz2_];
7996     //[self _releaseConnection:automatic_];
7997
7998     [sources_ release];
7999     [super dealloc];
8000 }
8001
8002 - (NSURL *) navigationURL {
8003     return [NSURL URLWithString:@"cydia://sources"];
8004 }
8005
8006 - (void) viewDidAppear:(BOOL)animated {
8007     [super viewDidAppear:animated];
8008     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8009 }
8010
8011 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8012     return offset_ == 0 ? 1 : 2;
8013 }
8014
8015 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8016     switch (section + (offset_ == 0 ? 1 : 0)) {
8017         case 0: return UCLocalize("ENTERED_BY_USER");
8018         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8019
8020         _nodefault
8021     }
8022 }
8023
8024 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8025     int count = [sources_ count];
8026     switch (section) {
8027         case 0: return (offset_ == 0 ? count : offset_);
8028         case 1: return count - offset_;
8029
8030         _nodefault
8031     }
8032 }
8033
8034 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8035     unsigned idx = 0;
8036     switch (indexPath.section) {
8037         case 0: idx = indexPath.row; break;
8038         case 1: idx = indexPath.row + offset_; break;
8039
8040         _nodefault
8041     }
8042     return [sources_ objectAtIndex:idx];
8043 }
8044
8045 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8046     static NSString *cellIdentifier = @"SourceCell";
8047
8048     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8049     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8050     [cell setSource:[self sourceAtIndexPath:indexPath]];
8051     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8052
8053     return cell;
8054 }
8055
8056 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8057     Source *source = [self sourceAtIndexPath:indexPath];
8058
8059     SourceController *controller = [[[SourceController alloc]
8060         initWithDatabase:database_
8061         source:source
8062     ] autorelease];
8063
8064     [controller setDelegate:delegate_];
8065
8066     [[self navigationController] pushViewController:controller animated:YES];
8067 }
8068
8069 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8070     Source *source = [self sourceAtIndexPath:indexPath];
8071     return [source record] != nil;
8072 }
8073
8074 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8075     Source *source = [self sourceAtIndexPath:indexPath];
8076     [Sources_ removeObjectForKey:[source key]];
8077     [delegate_ syncData];
8078 }
8079
8080 - (void) complete {
8081     [delegate_ addTrivialSource:href_];
8082     [delegate_ syncData];
8083 }
8084
8085 - (NSString *) getWarning {
8086     NSString *href(href_);
8087     NSRange colon([href rangeOfString:@"://"]);
8088     if (colon.location != NSNotFound)
8089         href = [href substringFromIndex:(colon.location + 3)];
8090     href = [href stringByAddingPercentEscapes];
8091     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8092     href = [href stringByCachingURLWithCurrentCDN];
8093
8094     NSURL *url([NSURL URLWithString:href]);
8095
8096     NSStringEncoding encoding;
8097     NSError *error(nil);
8098
8099     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8100         return [warning length] == 0 ? nil : warning;
8101     return nil;
8102 }
8103
8104 - (void) _endConnection:(NSURLConnection *)connection {
8105     // XXX: the memory management in this method is horribly awkward
8106
8107     NSURLConnection **field = NULL;
8108     if (connection == trivial_)
8109         field = &trivial_;
8110     else if (connection == trivial_bz2_)
8111         field = &trivial_bz2_;
8112     else if (connection == trivial_gz_)
8113         field = &trivial_gz_;
8114     _assert(field != NULL);
8115     [connection release];
8116     *field = nil;
8117
8118     if (
8119         trivial_ == nil &&
8120         trivial_bz2_ == nil &&
8121         trivial_gz_ == nil
8122     ) {
8123         bool defer(false);
8124
8125         if (cydia_) {
8126             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8127                 defer = true;
8128
8129                 UIAlertView *alert = [[[UIAlertView alloc]
8130                     initWithTitle:UCLocalize("SOURCE_WARNING")
8131                     message:warning
8132                     delegate:self
8133                     cancelButtonTitle:UCLocalize("CANCEL")
8134                     otherButtonTitles:
8135                         UCLocalize("ADD_ANYWAY"),
8136                     nil
8137                 ] autorelease];
8138
8139                 [alert setContext:@"warning"];
8140                 [alert setNumberOfRows:1];
8141                 [alert show];
8142             } else
8143                 [self complete];
8144         } else if (error_ != nil) {
8145             UIAlertView *alert = [[[UIAlertView alloc]
8146                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8147                 message:[error_ localizedDescription]
8148                 delegate:self
8149                 cancelButtonTitle:UCLocalize("OK")
8150                 otherButtonTitles:nil
8151             ] autorelease];
8152
8153             [alert setContext:@"urlerror"];
8154             [alert show];
8155         } else {
8156             UIAlertView *alert = [[[UIAlertView alloc]
8157                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8158                 message:UCLocalize("NOT_REPOSITORY_EX")
8159                 delegate:self
8160                 cancelButtonTitle:UCLocalize("OK")
8161                 otherButtonTitles:nil
8162             ] autorelease];
8163
8164             [alert setContext:@"trivial"];
8165             [alert show];
8166         }
8167
8168         [delegate_ setStatusBarShowsProgress:NO];
8169         [delegate_ removeProgressHUD:hud_];
8170
8171         [hud_ autorelease];
8172         hud_ = nil;
8173
8174         if (!defer) {
8175             [href_ release];
8176             href_ = nil;
8177         }
8178
8179         if (error_ != nil) {
8180             [error_ release];
8181             error_ = nil;
8182         }
8183     }
8184 }
8185
8186 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8187     switch ([response statusCode]) {
8188         case 200:
8189             cydia_ = YES;
8190     }
8191 }
8192
8193 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8194     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8195     if (error_ != nil)
8196         error_ = [error retain];
8197     [self _endConnection:connection];
8198 }
8199
8200 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8201     [self _endConnection:connection];
8202 }
8203
8204 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8205     NSMutableURLRequest *request = [NSMutableURLRequest
8206         requestWithURL:[NSURL URLWithString:href]
8207         cachePolicy:NSURLRequestUseProtocolCachePolicy
8208         timeoutInterval:120.0
8209     ];
8210
8211     [request setHTTPMethod:method];
8212
8213     if (Machine_ != NULL)
8214         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8215     if (UniqueID_ != nil)
8216         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8217     if (Role_ != nil)
8218         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8219
8220     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8221 }
8222
8223 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8224     NSString *context([alert context]);
8225
8226     if ([context isEqualToString:@"source"]) {
8227         switch (button) {
8228             case 1: {
8229                 NSString *href = [[alert textField] text];
8230
8231                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8232
8233                 if (![href hasSuffix:@"/"])
8234                     href_ = [href stringByAppendingString:@"/"];
8235                 else
8236                     href_ = href;
8237                 href_ = [href_ retain];
8238
8239                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8240                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8241                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8242                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8243
8244                 cydia_ = false;
8245
8246                 // XXX: this is stupid
8247                 hud_ = [[delegate_ addProgressHUD] retain];
8248                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8249             } break;
8250
8251             case 0:
8252             break;
8253
8254             _nodefault
8255         }
8256
8257         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8258     } else if ([context isEqualToString:@"trivial"])
8259         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8260     else if ([context isEqualToString:@"urlerror"])
8261         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8262     else if ([context isEqualToString:@"warning"]) {
8263         switch (button) {
8264             case 1:
8265                 [self complete];
8266             break;
8267
8268             case 0:
8269             break;
8270
8271             _nodefault
8272         }
8273
8274         [href_ release];
8275         href_ = nil;
8276
8277         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8278     }
8279 }
8280
8281 - (void) loadView {
8282     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8283
8284     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8285     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8286     [list_ setRowHeight:56];
8287     [list_ setDataSource:self];
8288     [list_ setDelegate:self];
8289     [[self view] addSubview:list_];
8290 }
8291
8292 - (void) viewDidLoad {
8293     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8294     [self updateButtonsForEditingStatus:NO animated:NO];
8295 }
8296
8297 - (void) releaseSubviews {
8298     [list_ release];
8299     list_ = nil;
8300 }
8301
8302 - (id) initWithDatabase:(Database *)database {
8303     if ((self = [super init]) != nil) {
8304         database_ = database;
8305         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8306     } return self;
8307 }
8308
8309 - (void) reloadData {
8310     [super reloadData];
8311
8312     pkgSourceList list;
8313     if (!list.ReadMainList())
8314         return;
8315
8316     [sources_ removeAllObjects];
8317     [sources_ addObjectsFromArray:[database_ sources]];
8318     _trace();
8319     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8320     _trace();
8321
8322     int count([sources_ count]);
8323     offset_ = 0;
8324     for (int i = 0; i != count; i++) {
8325         if ([[sources_ objectAtIndex:i] record] == nil)
8326             break;
8327         offset_++;
8328     }
8329
8330     [list_ setEditing:NO];
8331     [self updateButtonsForEditingStatus:NO animated:NO];
8332     [list_ reloadData];
8333 }
8334
8335 - (void) showAddSourcePrompt {
8336     UIAlertView *alert = [[[UIAlertView alloc]
8337         initWithTitle:UCLocalize("ENTER_APT_URL")
8338         message:nil
8339         delegate:self
8340         cancelButtonTitle:UCLocalize("CANCEL")
8341         otherButtonTitles:
8342             UCLocalize("ADD_SOURCE"),
8343         nil
8344     ] autorelease];
8345
8346     [alert setContext:@"source"];
8347     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8348
8349     [alert setNumberOfRows:1];
8350     [alert addTextFieldWithValue:@"http://" label:@""];
8351
8352     UITextInputTraits *traits = [[alert textField] textInputTraits];
8353     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8354     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8355     [traits setKeyboardType:UIKeyboardTypeURL];
8356     // XXX: UIReturnKeyDone
8357     [traits setReturnKeyType:UIReturnKeyNext];
8358
8359     [alert show];
8360 }
8361
8362 - (void) addButtonClicked {
8363     [self showAddSourcePrompt];
8364 }
8365
8366 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8367     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8368         initWithTitle:UCLocalize("ADD")
8369         style:UIBarButtonItemStylePlain
8370         target:self
8371         action:@selector(addButtonClicked)
8372     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8373
8374     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8375         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8376         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8377         target:self
8378         action:@selector(editButtonClicked)
8379     ] autorelease] animated:animated];
8380
8381     if (IsWildcat_ && !editing)
8382         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8383             initWithTitle:UCLocalize("SETTINGS")
8384             style:UIBarButtonItemStylePlain
8385             target:self
8386             action:@selector(settingsButtonClicked)
8387         ] autorelease]];
8388 }
8389
8390 - (void) settingsButtonClicked {
8391     [delegate_ showSettings];
8392 }
8393
8394 - (void) editButtonClicked {
8395     [list_ setEditing:![list_ isEditing] animated:YES];
8396
8397     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8398 }
8399
8400 @end
8401 /* }}} */
8402
8403 /* Settings Controller {{{ */
8404 @interface SettingsController : CYViewController <
8405     UITableViewDataSource,
8406     UITableViewDelegate
8407 > {
8408     _transient Database *database_;
8409     // XXX: ok, "roledelegate_"?...
8410     _transient id roledelegate_;
8411     UITableView *table_;
8412     UISegmentedControl *segment_;
8413     UIView *container_;
8414 }
8415
8416 - (void) showDoneButton;
8417 - (void) resizeSegmentedControl;
8418
8419 @end
8420
8421 @implementation SettingsController
8422
8423 - (void) dealloc {
8424     [self releaseSubviews];
8425
8426     [super dealloc];
8427 }
8428
8429 - (void) loadView {
8430     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8431
8432     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8433     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8434     [table_ setDelegate:self];
8435     [table_ setDataSource:self];
8436     [[self view] addSubview:table_];
8437
8438     NSArray *items = [NSArray arrayWithObjects:
8439         UCLocalize("USER"),
8440         UCLocalize("HACKER"),
8441         UCLocalize("DEVELOPER"),
8442     nil];
8443     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8444     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8445     [container_ addSubview:segment_];
8446 }
8447
8448 - (void) viewDidLoad {
8449     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8450
8451     int index = -1;
8452     if ([Role_ isEqualToString:@"User"]) index = 0;
8453     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8454     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8455     if (index != -1) {
8456         [segment_ setSelectedSegmentIndex:index];
8457         [self showDoneButton];
8458     }
8459
8460     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8461     [self resizeSegmentedControl];
8462 }
8463
8464 - (void) releaseSubviews {
8465     [table_ release];
8466     table_ = nil;
8467
8468     [segment_ release];
8469     segment_ = nil;
8470
8471     [container_ release];
8472     container_ = nil;
8473 }
8474
8475 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8476     if ((self = [super init]) != nil) {
8477         database_ = database;
8478         roledelegate_ = delegate;
8479     } return self;
8480 }
8481
8482 - (void) resizeSegmentedControl {
8483     CGFloat width = [[self view] frame].size.width;
8484     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8485 }
8486
8487 - (void) viewWillAppear:(BOOL)animated {
8488     [super viewWillAppear:animated];
8489
8490     [self resizeSegmentedControl];
8491 }
8492
8493 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8494     [self resizeSegmentedControl];
8495 }
8496
8497 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8498     [self resizeSegmentedControl];
8499 }
8500
8501 - (void) save {
8502     NSString *role(nil);
8503
8504     switch ([segment_ selectedSegmentIndex]) {
8505         case 0: role = @"User"; break;
8506         case 1: role = @"Hacker"; break;
8507         case 2: role = @"Developer"; break;
8508
8509         _nodefault
8510     }
8511
8512     if (![role isEqualToString:Role_]) {
8513         bool rolling(Role_ == nil);
8514         Role_ = role;
8515
8516         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8517             Role_, @"Role",
8518         nil];
8519
8520         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8521         Changed_ = true;
8522
8523         if (rolling)
8524             [roledelegate_ loadData];
8525         else
8526             [roledelegate_ updateData];
8527     }
8528 }
8529
8530 - (void) segmentChanged:(UISegmentedControl *)control {
8531     [self showDoneButton];
8532 }
8533
8534 - (void) saveAndClose {
8535     [self save];
8536
8537     [[self navigationItem] setRightBarButtonItem:nil];
8538     [[self navigationController] dismissModalViewControllerAnimated:YES];
8539 }
8540
8541 - (void) doneButtonClicked {
8542     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8543     [spinner startAnimating];
8544     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8545     [[self navigationItem] setRightBarButtonItem:spinItem];
8546
8547     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8548 }
8549
8550 - (void) showDoneButton {
8551     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8552         initWithTitle:UCLocalize("DONE")
8553         style:UIBarButtonItemStyleDone
8554         target:self
8555         action:@selector(doneButtonClicked)
8556     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8557 }
8558
8559 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8560     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8561     return 6;
8562 }
8563
8564 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8565     return 0; // :(
8566 }
8567
8568 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8569     return nil; // This method is required by the protocol.
8570 }
8571
8572 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8573     if (section == 1)
8574         return UCLocalize("ROLE_EX");
8575     if (section == 4)
8576         return [NSString stringWithFormat:
8577             @"%@: %@\n%@: %@\n%@: %@",
8578             UCLocalize("USER"), UCLocalize("USER_EX"),
8579             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8580             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8581         ];
8582     else return nil;
8583 }
8584
8585 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8586     return section == 3 ? 44.0f : 0;
8587 }
8588
8589 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8590     return section == 3 ? container_ : nil;
8591 }
8592
8593 - (void) reloadData {
8594     [super reloadData];
8595     [table_ reloadData];
8596 }
8597
8598 @end
8599 /* }}} */
8600 /* Stash Controller {{{ */
8601 @interface StashController : CYViewController {
8602     UIActivityIndicatorView *spinner_;
8603     UILabel *status_;
8604     UILabel *caption_;
8605 }
8606
8607 @end
8608
8609 @implementation StashController
8610
8611 - (void) dealloc {
8612     [self releaseSubviews];
8613
8614     [super dealloc];
8615 }
8616
8617 - (void) loadView {
8618     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8619     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8620
8621     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8622     CGRect spinrect = [spinner_ frame];
8623     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8624     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8625     [spinner_ setFrame:spinrect];
8626     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8627     [[self view] addSubview:spinner_];
8628     [spinner_ startAnimating];
8629
8630     CGRect captrect;
8631     captrect.size.width = [[self view] frame].size.width;
8632     captrect.size.height = 40.0f;
8633     captrect.origin.x = 0;
8634     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8635     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8636     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8637     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8638     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8639     [caption_ setTextColor:[UIColor whiteColor]];
8640     [caption_ setBackgroundColor:[UIColor clearColor]];
8641     [caption_ setShadowColor:[UIColor blackColor]];
8642     [caption_ setTextAlignment:UITextAlignmentCenter];
8643     [[self view] addSubview:caption_];
8644
8645     CGRect statusrect;
8646     statusrect.size.width = [[self view] frame].size.width;
8647     statusrect.size.height = 30.0f;
8648     statusrect.origin.x = 0;
8649     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8650     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8651     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8652     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8653     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8654     [status_ setTextColor:[UIColor whiteColor]];
8655     [status_ setBackgroundColor:[UIColor clearColor]];
8656     [status_ setShadowColor:[UIColor blackColor]];
8657     [status_ setTextAlignment:UITextAlignmentCenter];
8658     [[self view] addSubview:status_];
8659 }
8660
8661 - (void) releaseSubviews {
8662     [spinner_ release];
8663     spinner_ = nil;
8664
8665     [status_ release];
8666     status_ = nil;
8667
8668     [caption_ release];
8669     caption_ = nil;
8670 }
8671
8672 @end
8673 /* }}} */
8674
8675 @interface Cydia : UIApplication <
8676     ConfirmationControllerDelegate,
8677     ProgressControllerDelegate,
8678     CydiaDelegate,
8679     UINavigationControllerDelegate,
8680     UITabBarControllerDelegate
8681 > {
8682     // XXX: evaluate all fields for _transient
8683
8684     UIWindow *window_;
8685     CYTabBarController *tabbar_;
8686
8687     NSMutableArray *essential_;
8688     NSMutableArray *broken_;
8689
8690     Database *database_;
8691
8692     NSURL *starturl_;
8693
8694     unsigned locked_;
8695     unsigned activity_;
8696
8697     StashController *stash_;
8698
8699     bool loaded_;
8700 }
8701
8702 - (void) loadData;
8703
8704 @end
8705
8706 @implementation Cydia
8707
8708 - (void) beginUpdate {
8709     [tabbar_ beginUpdate];
8710 }
8711
8712 - (BOOL) updating {
8713     return [tabbar_ updating];
8714 }
8715
8716 - (void) _loaded {
8717     if ([broken_ count] != 0) {
8718         int count = [broken_ count];
8719
8720         UIAlertView *alert = [[[UIAlertView alloc]
8721             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8722             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8723             delegate:self
8724             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8725             otherButtonTitles:
8726                 UCLocalize("TEMPORARY_IGNORE"),
8727             nil
8728         ] autorelease];
8729
8730         [alert setContext:@"fixhalf"];
8731         [alert show];
8732     } else if (!Ignored_ && [essential_ count] != 0) {
8733         int count = [essential_ count];
8734
8735         UIAlertView *alert = [[[UIAlertView alloc]
8736             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8737             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8738             delegate:self
8739             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8740             otherButtonTitles:
8741                 UCLocalize("UPGRADE_ESSENTIAL"),
8742                 UCLocalize("COMPLETE_UPGRADE"),
8743             nil
8744         ] autorelease];
8745
8746         [alert setContext:@"upgrade"];
8747         [alert show];
8748     }
8749 }
8750
8751 - (void) _saveConfig {
8752     _trace();
8753     MetaFile_.Sync();
8754     _trace();
8755
8756     if (Changed_) {
8757         NSString *error(nil);
8758
8759         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8760             _trace();
8761             NSError *error(nil);
8762             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8763                 NSLog(@"failure to save metadata data: %@", error);
8764             _trace();
8765
8766             Changed_ = false;
8767         } else {
8768             NSLog(@"failure to serialize metadata: %@", error);
8769         }
8770     }
8771 }
8772
8773 // Navigation controller for the queuing badge.
8774 - (CYNavigationController *) queueNavigationController {
8775     NSArray *controllers = [tabbar_ viewControllers];
8776     return [controllers objectAtIndex:3];
8777 }
8778
8779 - (void) _updateData {
8780     [self _saveConfig];
8781
8782     [tabbar_ reloadData];
8783
8784     CYNavigationController *navigation = [self queueNavigationController];
8785
8786     id queuedelegate = nil;
8787     if ([[navigation viewControllers] count] > 0)
8788         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8789
8790     [queuedelegate queueStatusDidChange];
8791     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8792 }
8793
8794 - (void) _refreshIfPossible:(NSDate *)update {
8795     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8796
8797     bool recently = false;
8798     if (update != nil) {
8799         NSTimeInterval interval([update timeIntervalSinceNow]);
8800         if (interval <= 0 && interval > -(15*60))
8801             recently = true;
8802     }
8803
8804     // Don't automatic refresh if:
8805     //  - We already refreshed recently.
8806     //  - We already auto-refreshed this launch.
8807     //  - Auto-refresh is disabled.
8808     if (recently || loaded_ || ManualRefresh) {
8809         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8810
8811         // If we are cancelling, we need to make sure it knows it's already loaded.
8812         loaded_ = true;
8813         return;
8814     } else {
8815         // We are going to load, so remember that.
8816         loaded_ = true;
8817     }
8818
8819     SCNetworkReachabilityFlags flags; {
8820         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8821         SCNetworkReachabilityGetFlags(reachability, &flags);
8822         CFRelease(reachability);
8823     }
8824
8825     // XXX: this elaborate mess is what Apple is using to determine this? :(
8826     // XXX: do we care if the user has to intervene? maybe that's ok?
8827     bool reachable(
8828         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8829             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8830                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8831                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8832             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8833             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8834         )
8835     );
8836
8837     // If we can reach the server, auto-refresh!
8838     if (reachable)
8839         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8840
8841     [pool release];
8842 }
8843
8844 - (void) refreshIfPossible {
8845     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8846 }
8847
8848 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8849     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8850     [hud setText:UCLocalize("RELOADING_DATA")];
8851
8852     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8853
8854     if (hud != nil)
8855         [self removeProgressHUD:hud];
8856
8857     size_t changes(0);
8858
8859     [essential_ removeAllObjects];
8860     [broken_ removeAllObjects];
8861
8862     NSArray *packages([database_ packages]);
8863     for (Package *package in packages) {
8864         if ([package half])
8865             [broken_ addObject:package];
8866         if ([package upgradableAndEssential:NO]) {
8867             if ([package essential])
8868                 [essential_ addObject:package];
8869             ++changes;
8870         }
8871     }
8872
8873     NSLog(@"changes:#%u", changes);
8874
8875     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8876     if (changes != 0) {
8877         _trace();
8878         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8879         [changesItem setBadgeValue:badge];
8880         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8881         [self setApplicationIconBadgeNumber:changes];
8882     } else {
8883         _trace();
8884         [changesItem setBadgeValue:nil];
8885         [changesItem setAnimatedBadge:NO];
8886         [self setApplicationIconBadgeNumber:0];
8887     }
8888
8889     [self _updateData];
8890
8891     [self refreshIfPossible];
8892 }
8893
8894 - (void) updateData {
8895     [self _updateData];
8896 }
8897
8898 - (void) update_ {
8899     [database_ update];
8900 }
8901
8902 - (void) syncData {
8903     [self _saveConfig];
8904
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     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8921     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8922     if (IsWildcat_)
8923         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8924     [tabbar_ presentModalViewController:navigation animated:YES];
8925
8926     [progress
8927         detachNewThreadSelector:@selector(update_)
8928         toTarget:self
8929         withObject:nil
8930         title:UCLocalize("UPDATING_SOURCES")
8931     ];
8932 }
8933
8934 - (void) addTrivialSource:(NSString *)href {
8935     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8936         @"deb", @"Type",
8937         href, @"URI",
8938         @"./", @"Distribution",
8939     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8940
8941     Changed_ = true;
8942 }
8943
8944 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8945     @synchronized (self) {
8946         [self _reloadDataWithInvocation:invocation];
8947     }
8948 }
8949
8950 - (void) reloadData {
8951     [self reloadDataWithInvocation:nil];
8952 }
8953
8954 - (void) resolve {
8955     pkgProblemResolver *resolver = [database_ resolver];
8956
8957     resolver->InstallProtect();
8958     if (!resolver->Resolve(true))
8959         _error->Discard();
8960 }
8961
8962 - (bool) perform {
8963     // XXX: this is a really crappy way of doing this.
8964     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8965     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8966     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8967     if ([tabbar_ updating])
8968         [tabbar_ cancelUpdate];
8969
8970     if (![database_ prepare])
8971         return false;
8972
8973     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8974     [page setDelegate:self];
8975     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8976     [confirm_ setDelegate:self];
8977
8978     if (IsWildcat_)
8979         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8980     [tabbar_ presentModalViewController:confirm_ animated:YES];
8981
8982     return true;
8983 }
8984
8985 - (void) queue {
8986     @synchronized (self) {
8987         [self perform];
8988     }
8989 }
8990
8991 - (void) clearPackage:(Package *)package {
8992     @synchronized (self) {
8993         [package clear];
8994         [self resolve];
8995         [self perform];
8996     }
8997 }
8998
8999 - (void) installPackages:(NSArray *)packages {
9000     @synchronized (self) {
9001         for (Package *package in packages)
9002             [package install];
9003         [self resolve];
9004         [self perform];
9005     }
9006 }
9007
9008 - (void) installPackage:(Package *)package {
9009     @synchronized (self) {
9010         [package install];
9011         [self resolve];
9012         [self perform];
9013     }
9014 }
9015
9016 - (void) removePackage:(Package *)package {
9017     @synchronized (self) {
9018         [package remove];
9019         [self resolve];
9020         [self perform];
9021     }
9022 }
9023
9024 - (void) distUpgrade {
9025     @synchronized (self) {
9026         if (![database_ upgrade])
9027             return;
9028         [self perform];
9029     }
9030 }
9031
9032 - (void) complete {
9033     @synchronized (self) {
9034         [self _reloadDataWithInvocation:nil];
9035     }
9036 }
9037
9038 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9039     Queuing_ = false;
9040
9041     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9042
9043     if (navigation != nil) {
9044         [navigation pushViewController:progress animated:YES];
9045     } else {
9046         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9047         if (IsWildcat_)
9048             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9049         [tabbar_ presentModalViewController:navigation animated:YES];
9050     }
9051
9052     [progress
9053         detachNewThreadSelector:@selector(perform)
9054         toTarget:database_
9055         withObject:nil
9056         title:UCLocalize("RUNNING")
9057     ];
9058
9059     ++locked_;
9060 }
9061
9062 - (void) progressControllerIsComplete:(ProgressController *)progress {
9063     --locked_;
9064     [self complete];
9065 }
9066
9067 - (void) showSettings {
9068     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9069     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9070     if (IsWildcat_)
9071         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9072     [tabbar_ presentModalViewController:nav animated:YES];
9073 }
9074
9075 - (void) retainNetworkActivityIndicator {
9076     if (activity_++ == 0)
9077         [self setNetworkActivityIndicatorVisible:YES];
9078 }
9079
9080 - (void) releaseNetworkActivityIndicator {
9081     if (--activity_ == 0)
9082         [self setNetworkActivityIndicatorVisible:NO];
9083 }
9084
9085 - (void) cancelAndClear:(bool)clear {
9086     @synchronized (self) {
9087         if (clear) {
9088             [database_ clear];
9089             Queuing_ = false;
9090         } else {
9091             Queuing_ = true;
9092         }
9093
9094         [self _updateData];
9095     }
9096 }
9097
9098 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9099     NSString *context([alert context]);
9100
9101     if ([context isEqualToString:@"fixhalf"]) {
9102         if (button == [alert cancelButtonIndex]) {
9103             @synchronized (self) {
9104                 for (Package *broken in broken_) {
9105                     [broken remove];
9106
9107                     NSString *id = [broken id];
9108                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9109                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9110                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9111                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9112                 }
9113
9114                 [self resolve];
9115                 [self perform];
9116             }
9117         } else if (button == [alert firstOtherButtonIndex]) {
9118             [broken_ removeAllObjects];
9119             [self _loaded];
9120         }
9121
9122         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9123     } else if ([context isEqualToString:@"upgrade"]) {
9124         if (button == [alert firstOtherButtonIndex]) {
9125             @synchronized (self) {
9126                 for (Package *essential in essential_)
9127                     [essential install];
9128
9129                 [self resolve];
9130                 [self perform];
9131             }
9132         } else if (button == [alert firstOtherButtonIndex] + 1) {
9133             [self distUpgrade];
9134         } else if (button == [alert cancelButtonIndex]) {
9135             Ignored_ = YES;
9136         }
9137
9138         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9139     }
9140 }
9141
9142 - (void) system:(NSString *)command { _pooled
9143     _trace();
9144     system([command UTF8String]);
9145     _trace();
9146 }
9147
9148 - (void) applicationWillSuspend {
9149     [database_ clean];
9150     [super applicationWillSuspend];
9151 }
9152
9153 - (BOOL) isSafeToSuspend {
9154     // Use external process status API internally.
9155     // This is probably a really bad idea.
9156     // XXX: what is the point of this? does this solve anything at all?
9157     uint64_t status = 0;
9158     int notify_token;
9159     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9160         notify_get_state(notify_token, &status);
9161         notify_cancel(notify_token);
9162     }
9163
9164     return locked_ == 0 && status == 0;
9165 }
9166
9167 - (void) applicationSuspend:(__GSEvent *)event {
9168     if ([self isSafeToSuspend])
9169         [super applicationSuspend:event];
9170 }
9171
9172 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9173     if ([self isSafeToSuspend])
9174         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9175 }
9176
9177 - (void) _setSuspended:(BOOL)value {
9178     if ([self isSafeToSuspend])
9179         [super _setSuspended:value];
9180 }
9181
9182 - (UIProgressHUD *) addProgressHUD {
9183     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9184     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9185
9186     [window_ setUserInteractionEnabled:NO];
9187     [hud show:YES];
9188
9189     UIViewController *target = tabbar_;
9190     while ([target modalViewController] != nil) target = [target modalViewController];
9191     [[target view] addSubview:hud];
9192
9193     ++locked_;
9194     return hud;
9195 }
9196
9197 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9198     [hud show:NO];
9199     [hud removeFromSuperview];
9200     [window_ setUserInteractionEnabled:YES];
9201     --locked_;
9202 }
9203
9204 - (CYViewController *) pageForPackage:(NSString *)name {
9205     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9206 }
9207
9208 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9209     NSString *scheme([[url scheme] lowercaseString]);
9210     if ([[url absoluteString] length] <= [scheme length] + 3)
9211         return nil;
9212     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9213     NSArray *components([path pathComponents]);
9214
9215     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9216         return [self pageForPackage:[components objectAtIndex:1]];
9217
9218     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9219         return nil;
9220
9221     NSString *base([components objectAtIndex:0]);
9222
9223     CYViewController *controller = nil;
9224
9225     if ([base isEqualToString:@"url"]) {
9226         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9227         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9228         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9229     } else if (!external && [components count] == 1) {
9230         if ([base isEqualToString:@"manage"]) {
9231             controller = [[[ManageController alloc] init] autorelease];
9232         }
9233
9234         if ([base isEqualToString:@"sources"]) {
9235             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9236         }
9237
9238         if ([base isEqualToString:@"home"]) {
9239             controller = [[[HomeController alloc] init] autorelease];
9240         }
9241
9242         if ([base isEqualToString:@"sections"]) {
9243             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9244         }
9245
9246         if ([base isEqualToString:@"search"]) {
9247             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9248         }
9249
9250         if ([base isEqualToString:@"changes"]) {
9251             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9252         }
9253
9254         if ([base isEqualToString:@"installed"]) {
9255             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9256         }
9257     } else if ([components count] == 2) {
9258         NSString *argument = [components objectAtIndex:1];
9259
9260         if ([base isEqualToString:@"package"]) {
9261             controller = [self pageForPackage:argument];
9262         }
9263
9264         if (!external && [base isEqualToString:@"search"]) {
9265             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9266             [(SearchController *)controller setSearchTerm:argument];
9267         }
9268
9269         if (!external && [base isEqualToString:@"sections"]) {
9270             if ([argument isEqualToString:@"all"])
9271                 argument = nil;
9272             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9273         }
9274
9275         if (!external && [base isEqualToString:@"sources"]) {
9276             if ([argument isEqualToString:@"add"]) {
9277                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9278                 [(SourcesController *)controller showAddSourcePrompt];
9279             } else {
9280                 Source *source = [database_ sourceWithKey:argument];
9281                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9282             }
9283         }
9284
9285         if (!external && [base isEqualToString:@"launch"]) {
9286             [self launchApplicationWithIdentifier:argument suspended:NO];
9287             return nil;
9288         }
9289     } else if (!external && [components count] == 3) {
9290         NSString *arg1 = [components objectAtIndex:1];
9291         NSString *arg2 = [components objectAtIndex:2];
9292
9293         if ([base isEqualToString:@"package"]) {
9294             if ([arg2 isEqualToString:@"settings"]) {
9295                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9296             } else if ([arg2 isEqualToString:@"files"]) {
9297                 if (Package *package = [database_ packageWithName:arg1]) {
9298                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9299                     [(FileTable *)controller setPackage:package];
9300                 }
9301             }
9302         }
9303     }
9304
9305     [controller setDelegate:self];
9306     return controller;
9307 }
9308
9309 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9310     CYViewController *page([self pageForURL:url forExternal:external]);
9311
9312     if (page != nil) {
9313         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9314         [nav setViewControllers:[NSArray arrayWithObject:page]];
9315         [tabbar_ setUnselectedViewController:nav];
9316     }
9317
9318     return page != nil;
9319 }
9320
9321 - (void) applicationOpenURL:(NSURL *)url {
9322     [super applicationOpenURL:url];
9323
9324     if (!loaded_) starturl_ = [url retain];
9325     else [self openCydiaURL:url forExternal:YES];
9326 }
9327
9328 - (void) applicationWillResignActive:(UIApplication *)application {
9329     // Stop refreshing if you get a phone call or lock the device.
9330     if ([tabbar_ updating])
9331         [tabbar_ cancelUpdate];
9332
9333     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9334         [super applicationWillResignActive:application];
9335 }
9336
9337 - (void) applicationWillTerminate:(UIApplication *)application {
9338     Changed_ = true;
9339     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9340     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9341     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9342
9343     [self _saveConfig];
9344 }
9345
9346 - (void) addStashController {
9347     ++locked_;
9348     stash_ = [[StashController alloc] init];
9349     [window_ addSubview:[stash_ view]];
9350 }
9351
9352 - (void) removeStashController {
9353     [[stash_ view] removeFromSuperview];
9354     [stash_ release];
9355     --locked_;
9356 }
9357
9358 - (void) stash {
9359     [self setIdleTimerDisabled:YES];
9360
9361     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9362     [self setStatusBarShowsProgress:YES];
9363     UpdateExternalStatus(1);
9364
9365     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9366
9367     UpdateExternalStatus(0);
9368     [self setStatusBarShowsProgress:NO];
9369
9370     [self removeStashController];
9371
9372     if (ExecFork() == 0) {
9373         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9374         perror("launchctl stop");
9375     }
9376 }
9377
9378 - (void) setupViewControllers {
9379     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9380
9381     NSMutableArray *items([NSMutableArray arrayWithObjects:
9382         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9383         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9384         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9385         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9386     nil]);
9387
9388     if (IsWildcat_) {
9389         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9390         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9391     } else {
9392         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9393     }
9394
9395     NSMutableArray *controllers([NSMutableArray array]);
9396     for (UITabBarItem *item in items) {
9397         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9398         [controller setTabBarItem:item];
9399         [controllers addObject:controller];
9400     }
9401     [tabbar_ setViewControllers:controllers];
9402
9403     [tabbar_ setUpdateDelegate:self];
9404 }
9405
9406 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9407     static CYEmulatedLoadingController *fake = nil;
9408
9409     if (view != nil) {
9410         if (fake == nil)
9411             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9412         [view addSubview:[fake view]];
9413     } else {
9414         [[fake view] removeFromSuperview];
9415         [fake release];
9416         fake = nil;
9417     }
9418
9419     return fake;
9420 }
9421
9422 - (void) applicationDidFinishLaunching:(id)unused {
9423 _trace();
9424     CydiaApp = self;
9425
9426     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9427         [self setApplicationSupportsShakeToEdit:NO];
9428
9429     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9430         initWithMemoryCapacity:524288
9431         diskCapacity:10485760
9432         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9433     ] autorelease]];
9434
9435     [CYBrowserController _initialize];
9436
9437     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9438
9439     Font12_ = [[UIFont systemFontOfSize:12] retain];
9440     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9441     Font14_ = [[UIFont systemFontOfSize:14] retain];
9442     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9443     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9444
9445     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9446     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9447
9448     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9449     [window_ orderFront:self];
9450     [window_ makeKey:self];
9451     [window_ setHidden:NO];
9452
9453     if (
9454         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9455         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9456         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9457         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9458         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9459         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9460         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9461         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9462         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9463         false
9464     ) {
9465         [self addStashController];
9466         // XXX: this would be much cleaner as a yieldToSelector:
9467         // that way the removeStashController could happen right here inline
9468         // we also could no longer require the useless stash_ field anymore
9469         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9470         return;
9471     }
9472
9473     database_ = [Database sharedInstance];
9474
9475     [window_ setUserInteractionEnabled:NO];
9476     [self setupViewControllers];
9477     [self showEmulatedLoadingControllerInView:window_];
9478
9479     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9480 _trace();
9481 }
9482
9483 - (void) loadData {
9484 _trace();
9485     if (Role_ == nil) {
9486         [window_ setUserInteractionEnabled:YES];
9487
9488         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9489         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9490         if (IsWildcat_)
9491             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9492         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9493
9494         return;
9495     } else {
9496         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9497             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9498         [window_ setUserInteractionEnabled:NO];
9499     }
9500
9501     [self reloadData];
9502     PrintTimes();
9503
9504     [window_ addSubview:[tabbar_ view]];
9505     [self showEmulatedLoadingControllerInView:nil];
9506     [window_ setUserInteractionEnabled:YES];
9507
9508     int selectedIndex = 0;
9509     NSMutableArray *items = nil;
9510
9511     bool recently = false;
9512     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9513     if (closed != nil) {
9514         NSTimeInterval interval([closed timeIntervalSinceNow]);
9515         // XXX: Is 15 minutes the optimal time here?
9516         if (interval <= 0 && interval > -(15*60))
9517             recently = true;
9518     }
9519
9520     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9521     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9522
9523     BOOL enough = YES;
9524     for (NSArray *entry in items)
9525         if ([entry count] <= 0)
9526             enough = NO;
9527
9528     if (!recently || !items || !enough) {
9529         selectedIndex = 0;
9530         items = [NSMutableArray array];
9531         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9532         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9533         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9534         if (!IsWildcat_) {
9535             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9536         } else {
9537             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9538             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9539         }
9540         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9541     }
9542
9543     [tabbar_ setSelectedIndex:selectedIndex];
9544     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9545         NSArray *stack = [items objectAtIndex:tab];
9546         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9547         NSMutableArray *current = [NSMutableArray array];
9548
9549         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9550             NSString *addr = [stack objectAtIndex:nav];
9551             NSURL *url = [NSURL URLWithString:addr];
9552             CYViewController *page = [self pageForURL:url forExternal:NO];
9553             if (page != nil)
9554                 [current addObject:page];
9555         }
9556
9557         [navigation setViewControllers:current];
9558     }
9559
9560     // (Try to) show the startup URL.
9561     if (starturl_ != nil) {
9562         [self openCydiaURL:starturl_ forExternal:NO];
9563         [starturl_ release];
9564         starturl_ = nil;
9565     }
9566 }
9567
9568 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9569     if (item != nil && IsWildcat_) {
9570         [sheet showFromBarButtonItem:item animated:YES];
9571     } else {
9572         [sheet showInView:window_];
9573     }
9574 }
9575
9576 @end
9577
9578 /*IMP alloc_;
9579 id Alloc_(id self, SEL selector) {
9580     id object = alloc_(self, selector);
9581     lprintf("[%s]A-%p\n", self->isa->name, object);
9582     return object;
9583 }*/
9584
9585 /*IMP dealloc_;
9586 id Dealloc_(id self, SEL selector) {
9587     id object = dealloc_(self, selector);
9588     lprintf("[%s]D-%p\n", self->isa->name, object);
9589     return object;
9590 }*/
9591
9592 Class $WebDefaultUIKitDelegate;
9593
9594 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9595     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9596         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9597     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9598 }
9599
9600 static NSNumber *shouldPlayKeyboardSounds;
9601
9602 Class $UIHardware;
9603
9604 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9605     switch (sound) {
9606         case 1104: // Keyboard Button Clicked
9607         case 1105: // Keyboard Delete Repeated
9608             if (shouldPlayKeyboardSounds == nil) {
9609                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9610                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9611             }
9612
9613             if (![shouldPlayKeyboardSounds boolValue])
9614                 break;
9615
9616         default:
9617             _UIHardware$_playSystemSound$(self, _cmd, sound);
9618     }
9619 }
9620
9621 Class $UIApplication;
9622
9623 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9624     static BOOL initialized = NO;
9625     static BOOL started = NO;
9626
9627     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9628     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9629
9630     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9631         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9632         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9633         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9634
9635         if (initialized && !enabled) {
9636             initialized = NO;
9637             [bundle performSelector:@selector(_accessibilityStopServer)];
9638         } else if (enabled) {
9639             initialized = YES;
9640             if (!started) {
9641                 started = YES;
9642                 [bundle performSelector:@selector(_accessibilityStartServer)];
9643             }
9644         }
9645     }
9646 }
9647
9648 int main(int argc, char *argv[]) { _pooled
9649     _trace();
9650
9651     if (Class $UIDevice = objc_getClass("UIDevice")) {
9652         UIDevice *device([$UIDevice currentDevice]);
9653         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9654     } else
9655         IsWildcat_ = false;
9656
9657     UIScreen *screen([UIScreen mainScreen]);
9658     if ([screen respondsToSelector:@selector(scale)])
9659         ScreenScale_ = [screen scale];
9660     else
9661         ScreenScale_ = 1;
9662
9663     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9664     if (ScreenScale_ > 1)
9665         [parts addObject:@"@2x"];
9666     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9667     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9668
9669     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9670
9671     /* Library Hacks {{{ */
9672     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9673
9674     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9675     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9676     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9677         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9678         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9679     }
9680
9681     $UIHardware = objc_getClass("UIHardware");
9682     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9683     if (UIHardware$_playSystemSound$ != NULL) {
9684         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9685         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9686     }
9687
9688     $UIApplication = objc_getClass("UIApplication");
9689     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9690     if (UIApplication$_updateApplicationAccessibility != NULL) {
9691         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9692         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9693     }
9694     /* }}} */
9695     /* Set Locale {{{ */
9696     Locale_ = CFLocaleCopyCurrent();
9697     Languages_ = [NSLocale preferredLanguages];
9698     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9699     //NSLog(@"%@", [Languages_ description]);
9700
9701     const char *lang;
9702     if (Languages_ == nil || [Languages_ count] == 0)
9703         // XXX: consider just setting to C and then falling through?
9704         lang = NULL;
9705     else {
9706         lang = [[Languages_ objectAtIndex:0] UTF8String];
9707         setenv("LANG", lang, true);
9708     }
9709
9710     //std::setlocale(LC_ALL, lang);
9711     NSLog(@"Setting Language: %s", lang);
9712     /* }}} */
9713
9714     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9715
9716     /* Parse Arguments {{{ */
9717     bool substrate(false);
9718
9719     if (argc != 0) {
9720         char **args(argv);
9721         int arge(1);
9722
9723         for (int argi(1); argi != argc; ++argi)
9724             if (strcmp(argv[argi], "--") == 0) {
9725                 arge = argi;
9726                 argv[argi] = argv[0];
9727                 argv += argi;
9728                 argc -= argi;
9729                 break;
9730             }
9731
9732         for (int argi(1); argi != arge; ++argi)
9733             if (strcmp(args[argi], "--substrate") == 0)
9734                 substrate = true;
9735             else
9736                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9737     }
9738     /* }}} */
9739
9740     App_ = [[NSBundle mainBundle] bundlePath];
9741     Home_ = NSHomeDirectory();
9742     Advanced_ = YES;
9743
9744     setuid(0);
9745     setgid(0);
9746
9747     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9748     alloc_ = alloc->method_imp;
9749     alloc->method_imp = (IMP) &Alloc_;*/
9750
9751     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9752     dealloc_ = dealloc->method_imp;
9753     dealloc->method_imp = (IMP) &Dealloc_;*/
9754
9755     /* System Information {{{ */
9756     size_t size;
9757
9758     int maxproc;
9759     size = sizeof(maxproc);
9760     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9761         perror("sysctlbyname(\"kern.maxproc\", ?)");
9762     else if (maxproc < 64) {
9763         maxproc = 64;
9764         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9765             perror("sysctlbyname(\"kern.maxproc\", #)");
9766     }
9767
9768     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9769     char *osversion = new char[size];
9770     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9771         perror("sysctlbyname(\"kern.osversion\", ?)");
9772     else
9773         System_ = [NSString stringWithUTF8String:osversion];
9774
9775     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9776     char *machine = new char[size];
9777     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9778         perror("sysctlbyname(\"hw.machine\", ?)");
9779     else
9780         Machine_ = machine;
9781
9782     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9783         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9784             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9785                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9786                 CFRelease(serial);
9787             }
9788
9789             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9790                 NSData *data((NSData *) ecid);
9791                 size_t length([data length]);
9792                 uint8_t bytes[length];
9793                 [data getBytes:bytes];
9794                 char string[length * 2 + 1];
9795                 for (size_t i(0); i != length; ++i)
9796                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9797                 ChipID_ = [NSString stringWithUTF8String:string];
9798                 CFRelease(ecid);
9799             }
9800
9801             IOObjectRelease(service);
9802         }
9803     }
9804
9805     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9806
9807     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9808     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9809     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9810
9811     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9812     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9813     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9814
9815     if (mcc != NULL && mnc != NULL)
9816         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9817
9818     if (mnc != NULL)
9819         CFRelease(mnc);
9820     if (mcc != NULL)
9821         CFRelease(mcc);
9822
9823     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9824         Build_ = [system objectForKey:@"ProductBuildVersion"];
9825     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9826         Product_ = [info objectForKey:@"SafariProductVersion"];
9827         Safari_ = [info objectForKey:@"CFBundleVersion"];
9828     }
9829     /* }}} */
9830     /* Load Database {{{ */
9831     _trace();
9832     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9833     _trace();
9834     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9835
9836     if (Metadata_ == NULL)
9837         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9838     else {
9839         Settings_ = [Metadata_ objectForKey:@"Settings"];
9840
9841         Packages_ = [Metadata_ objectForKey:@"Packages"];
9842         Sections_ = [Metadata_ objectForKey:@"Sections"];
9843         Sources_ = [Metadata_ objectForKey:@"Sources"];
9844
9845         Token_ = [Metadata_ objectForKey:@"Token"];
9846     }
9847
9848     if (Settings_ != nil)
9849         Role_ = [Settings_ objectForKey:@"Role"];
9850
9851     if (Sections_ == nil) {
9852         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9853         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9854     }
9855
9856     if (Sources_ == nil) {
9857         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9858         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9859     }
9860     /* }}} */
9861
9862     _trace();
9863     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9864     _trace();
9865
9866     if (Packages_ != nil) {
9867         bool fail(false);
9868         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9869         _trace();
9870
9871         if (!fail) {
9872             [Metadata_ removeObjectForKey:@"Packages"];
9873             Packages_ = nil;
9874             Changed_ = true;
9875         }
9876     }
9877
9878     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9879
9880 #define MobileSubstrate_(name) \
9881     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9882         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9883
9884     MobileSubstrate_(Activator)
9885     MobileSubstrate_(libstatusbar)
9886     MobileSubstrate_(SimulatedKeyEvents)
9887     MobileSubstrate_(WinterBoard)
9888
9889     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9890         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9891
9892     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9893
9894     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9895         unlink("/tmp/.cydia.fw");
9896         goto firmware;
9897     } else if (access("/User", F_OK) != 0 || version < 2) {
9898       firmware:
9899         _trace();
9900         system("/usr/libexec/cydia/firmware.sh");
9901         _trace();
9902     }
9903
9904     _assert([[NSFileManager defaultManager]
9905         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9906         withIntermediateDirectories:YES
9907         attributes:nil
9908         error:NULL
9909     ]);
9910
9911     if (access("/tmp/cydia.chk", F_OK) == 0) {
9912         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9913             _assert(errno == ENOENT);
9914         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9915             _assert(errno == ENOENT);
9916     }
9917
9918     /* APT Initialization {{{ */
9919     _assert(pkgInitConfig(*_config));
9920     _assert(pkgInitSystem(*_config, _system));
9921
9922     if (lang != NULL)
9923         _config->Set("APT::Acquire::Translation", lang);
9924
9925     // XXX: this timeout might be important :(
9926     //_config->Set("Acquire::http::Timeout", 15);
9927
9928     _config->Set("Acquire::http::MaxParallel", 3);
9929     /* }}} */
9930     /* Color Choices {{{ */
9931     space_ = CGColorSpaceCreateDeviceRGB();
9932
9933     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9934     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9935     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9936     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9937     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9938     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9939     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9940     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9941     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9942
9943     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9944     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9945     /* }}}*/
9946     /* UIKit Configuration {{{ */
9947     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9948     if ($GSFontSetUseLegacyFontMetrics != NULL)
9949         $GSFontSetUseLegacyFontMetrics(YES);
9950
9951     // XXX: I have a feeling this was important
9952     //UIKeyboardDisableAutomaticAppearance();
9953     /* }}} */
9954
9955     Colon_ = UCLocalize("COLON_DELIMITED");
9956     Elision_ = UCLocalize("ELISION");
9957     Error_ = UCLocalize("ERROR");
9958     Warning_ = UCLocalize("WARNING");
9959
9960     _trace();
9961     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9962
9963     CGColorSpaceRelease(space_);
9964     CFRelease(Locale_);
9965
9966     return value;
9967 }