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 bool RestartSubstrate_;
 991 static NSArray *Finishes_;
 992
 993 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 994 #define NotifyConfig_ "/etc/notify.conf"
 995
 996 static bool Queuing_;
 997
 998 static CYColor Blue_;
 999 static CYColor Blueish_;
1000 static CYColor Black_;
1001 static CYColor Off_;
1002 static CYColor White_;
1003 static CYColor Gray_;
1004 static CYColor Green_;
1005 static CYColor Purple_;
1006 static CYColor Purplish_;
1007
1008 static UIColor *InstallingColor_;
1009 static UIColor *RemovingColor_;
1010
1011 static NSString *App_;
1012 static NSString *Home_;
1013
1014 static BOOL Advanced_;
1015 static BOOL Ignored_;
1016
1017 static UIFont *Font12_;
1018 static UIFont *Font12Bold_;
1019 static UIFont *Font14_;
1020 static UIFont *Font18Bold_;
1021 static UIFont *Font22Bold_;
1022
1023 static const char *Machine_ = NULL;
1024 static NSString *System_ = nil;
1025 static NSString *SerialNumber_ = nil;
1026 static NSString *ChipID_ = nil;
1027 static NSString *Token_ = nil;
1028 static NSString *UniqueID_ = nil;
1029 static NSString *PLMN_ = nil;
1030 static NSString *Build_ = nil;
1031 static NSString *Product_ = nil;
1032 static NSString *Safari_ = nil;
1033
1034 static CFLocaleRef Locale_;
1035 static NSArray *Languages_;
1036 static CGColorSpaceRef space_;
1037
1038 static NSDictionary *SectionMap_;
1039 static NSMutableDictionary *Metadata_;
1040 static _transient NSMutableDictionary *Settings_;
1041 static _transient NSString *Role_;
1042 static _transient NSMutableDictionary *Packages_;
1043 static _transient NSMutableDictionary *Sections_;
1044 static _transient NSMutableDictionary *Sources_;
1045 static bool Changed_;
1046 static time_t now_;
1047
1048 bool IsWildcat_;
1049 static CGFloat ScreenScale_;
1050 /* }}} */
1051
1052 /* Display Helpers {{{ */
1053 inline float Interpolate(float begin, float end, float fraction) {
1054     return (end - begin) * fraction + begin;
1055 }
1056
1057 static _finline const char *StripVersion_(const char *version) {
1058     const char *colon(strchr(version, ':'));
1059     return colon == NULL ? version : colon + 1;
1060 }
1061
1062 NSString *LocalizeSection(NSString *section) {
1063     static Pcre title_r("^(.*?) \\((.*)\\)$");
1064     if (title_r(section)) {
1065         NSString *parent(title_r[1]);
1066         NSString *child(title_r[2]);
1067
1068         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1069             LocalizeSection(parent),
1070             LocalizeSection(child)
1071         ];
1072     }
1073
1074     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1075 }
1076
1077 NSString *Simplify(NSString *title) {
1078     const char *data = [title UTF8String];
1079     size_t size = [title length];
1080
1081     static Pcre square_r("^\\[(.*)\\]$");
1082     if (square_r(data, size))
1083         return Simplify(square_r[1]);
1084
1085     static Pcre paren_r("^\\((.*)\\)$");
1086     if (paren_r(data, size))
1087         return Simplify(paren_r[1]);
1088
1089     static Pcre title_r("^(.*?) \\((.*)\\)$");
1090     if (title_r(data, size))
1091         return Simplify(title_r[1]);
1092
1093     return title;
1094 }
1095 /* }}} */
1096
1097 NSString *GetLastUpdate() {
1098     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1099
1100     if (update == nil)
1101         return UCLocalize("NEVER_OR_UNKNOWN");
1102
1103     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1104     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1105
1106     CFRelease(formatter);
1107
1108     return [(NSString *) formatted autorelease];
1109 }
1110
1111 bool isSectionVisible(NSString *section) {
1112     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1113     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1114     return hidden == nil || ![hidden boolValue];
1115 }
1116
1117 @class Cydia;
1118
1119 /* Delegate Prototypes {{{ */
1120 @class Package;
1121 @class Source;
1122
1123 @interface NSObject (ProgressDelegate)
1124 @end
1125
1126 @protocol ProgressDelegate
1127 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1128 - (void) setProgressTitle:(NSString *)title;
1129 - (void) setProgressPercent:(NSNumber *)percent;
1130 - (void) startProgress;
1131 - (void) addProgressOutput:(NSString *)output;
1132 - (bool) isCancelling:(size_t)received;
1133 @end
1134
1135 @protocol ConfigurationDelegate
1136 - (void) repairWithSelector:(SEL)selector;
1137 - (void) setConfigurationData:(NSString *)data;
1138 @end
1139
1140 @class CYPackageController;
1141
1142 @protocol CydiaDelegate
1143 - (void) retainNetworkActivityIndicator;
1144 - (void) releaseNetworkActivityIndicator;
1145 - (void) clearPackage:(Package *)package;
1146 - (void) installPackage:(Package *)package;
1147 - (void) installPackages:(NSArray *)packages;
1148 - (void) removePackage:(Package *)package;
1149 - (void) beginUpdate;
1150 - (BOOL) updating;
1151 - (void) distUpgrade;
1152 - (void) loadData;
1153 - (void) updateData;
1154 - (void) syncData;
1155 - (void) addTrivialSource:(NSString *)href;
1156 - (void) showSettings;
1157 - (UIProgressHUD *) addProgressHUD;
1158 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1159 - (CYViewController *) pageForPackage:(NSString *)name;
1160 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1161 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1162 @end
1163
1164 static id<CydiaDelegate> CydiaApp;
1165 /* }}} */
1166
1167 /* Status Delegation {{{ */
1168 class Status :
1169     public pkgAcquireStatus
1170 {
1171   private:
1172     _transient NSObject<ProgressDelegate> *delegate_;
1173
1174   public:
1175     Status() :
1176         delegate_(nil)
1177     {
1178     }
1179
1180     void setDelegate(id delegate) {
1181         delegate_ = delegate;
1182     }
1183
1184     NSObject<ProgressDelegate> *getDelegate() const {
1185         return delegate_;
1186     }
1187
1188     virtual bool MediaChange(std::string media, std::string drive) {
1189         return false;
1190     }
1191
1192     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1193     }
1194
1195     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1196         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1197         [delegate_
1198             performSelectorOnMainThread:@selector(setProgressTitle:)
1199             withObject:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]
1200             waitUntilDone:YES
1201         ];
1202     }
1203
1204     virtual void Done(pkgAcquire::ItemDesc &item) {
1205     }
1206
1207     virtual void Fail(pkgAcquire::ItemDesc &item) {
1208         if (
1209             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1210             item.Owner->Status == pkgAcquire::Item::StatDone
1211         )
1212             return;
1213
1214         std::string &error(item.Owner->ErrorText);
1215         if (error.empty())
1216             return;
1217
1218         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1219         NSArray *fields([description componentsSeparatedByString:@" "]);
1220         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1221
1222         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1223             withObject:[NSArray arrayWithObjects:
1224                 [NSString stringWithUTF8String:error.c_str()],
1225                 source,
1226             nil]
1227             waitUntilDone:YES
1228         ];
1229     }
1230
1231     virtual bool Pulse(pkgAcquire *Owner) {
1232         bool value = pkgAcquireStatus::Pulse(Owner);
1233
1234         float percent(
1235             double(CurrentBytes + CurrentItems) /
1236             double(TotalBytes + TotalItems)
1237         );
1238
1239         [delegate_ setProgressPercent:[NSNumber numberWithFloat:percent]];
1240         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1241     }
1242
1243     virtual void Start() {
1244         [delegate_ startProgress];
1245     }
1246
1247     virtual void Stop() {
1248     }
1249 };
1250 /* }}} */
1251 /* Progress Delegation {{{ */
1252 class Progress :
1253     public OpProgress
1254 {
1255   private:
1256     _transient id<ProgressDelegate> delegate_;
1257     float percent_;
1258
1259   protected:
1260     virtual void Update() {
1261         /*if (abs(Percent - percent_) > 2)
1262             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1263             percent_ = Percent;
1264         }*/
1265
1266         //[delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:Op.c_str()] waitUntilDone:YES];
1267         //[delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(Percent / 100)] waitUntilDone:YES];
1268     }
1269
1270   public:
1271     Progress() :
1272         delegate_(nil),
1273         percent_(0)
1274     {
1275     }
1276
1277     void setDelegate(id delegate) {
1278         delegate_ = delegate;
1279     }
1280
1281     id getDelegate() const {
1282         return delegate_;
1283     }
1284
1285     virtual void Done() {
1286         //NSLog(@"DONE");
1287         //[delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:1] waitUntilDone:YES];
1288     }
1289 };
1290 /* }}} */
1291
1292 /* Database Interface {{{ */
1293 typedef std::map< unsigned long, _H<Source> > SourceMap;
1294
1295 @interface Database : NSObject {
1296     NSZone *zone_;
1297     apr_pool_t *pool_;
1298
1299     unsigned era_;
1300
1301     pkgCacheFile cache_;
1302     pkgDepCache::Policy *policy_;
1303     pkgRecords *records_;
1304     pkgProblemResolver *resolver_;
1305     pkgAcquire *fetcher_;
1306     FileFd *lock_;
1307     SPtr<pkgPackageManager> manager_;
1308     pkgSourceList *list_;
1309
1310     SourceMap sourceMap_;
1311     NSMutableArray *sourceList_;
1312
1313     CFMutableArrayRef packages_;
1314
1315     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1316     Status status_;
1317     Progress progress_;
1318
1319     int cydiafd_;
1320     int statusfd_;
1321     FILE *input_;
1322
1323     std::map<const char *, _H<NSString> > sections_;
1324 }
1325
1326 + (Database *) sharedInstance;
1327 - (unsigned) era;
1328
1329 - (void) _readCydia:(NSNumber *)fd;
1330 - (void) _readStatus:(NSNumber *)fd;
1331 - (void) _readOutput:(NSNumber *)fd;
1332
1333 - (FILE *) input;
1334
1335 - (Package *) packageWithName:(NSString *)name;
1336
1337 - (pkgCacheFile &) cache;
1338 - (pkgDepCache::Policy *) policy;
1339 - (pkgRecords *) records;
1340 - (pkgProblemResolver *) resolver;
1341 - (pkgAcquire &) fetcher;
1342 - (pkgSourceList &) list;
1343 - (NSArray *) packages;
1344 - (NSArray *) sources;
1345 - (Source *) sourceWithKey:(NSString *)key;
1346 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1347
1348 - (void) configure;
1349 - (bool) prepare;
1350 - (void) perform;
1351 - (bool) upgrade;
1352 - (void) update;
1353
1354 - (void) updateWithStatus:(Status &)status;
1355
1356 - (void) setDelegate:(id)delegate;
1357 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1358
1359 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1360
1361 @end
1362 /* }}} */
1363 /* Delegate Helpers {{{ */
1364 @implementation NSObject (ProgressDelegate)
1365
1366 - (void) _setProgressErrorPackage:(NSArray *)args {
1367     [self performSelector:@selector(setProgressError:forPackage:)
1368         withObject:[args objectAtIndex:0]
1369         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1370     ];
1371 }
1372
1373 - (void) _setProgressErrorTitle:(NSArray *)args {
1374     [self performSelector:@selector(setProgressError:withTitle:)
1375         withObject:[args objectAtIndex:0]
1376         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1377     ];
1378 }
1379
1380 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1381     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1382         withObject:[NSArray arrayWithObjects:error, title, nil]
1383         waitUntilDone:YES
1384     ];
1385 }
1386
1387 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1388     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1389
1390     [self performSelector:@selector(setProgressError:withTitle:)
1391         withObject:error
1392         withObject:(package == nil ? id : [package name])
1393     ];
1394 }
1395
1396 @end
1397 /* }}} */
1398
1399 // Cytore Definitions {{{
1400 struct PackageValue :
1401     Cytore::Block
1402 {
1403     Cytore::Offset<PackageValue> next_;
1404
1405     uint32_t index_ : 23;
1406     uint32_t subscribed_ : 1;
1407     uint32_t : 8;
1408
1409     int32_t first_;
1410     int32_t last_;
1411
1412     uint16_t vhash_;
1413     uint16_t nhash_;
1414
1415     char version_[8];
1416     char name_[];
1417 };
1418
1419 struct MetaValue :
1420     Cytore::Block
1421 {
1422     uint32_t active_;
1423     Cytore::Offset<PackageValue> packages_[1 << 16];
1424 };
1425
1426 static Cytore::File<MetaValue> MetaFile_;
1427 // }}}
1428 // Cytore Helper Functions {{{
1429 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1430     SplitHash nhash = { hashlittle(name, length) };
1431
1432     PackageValue *metadata;
1433
1434     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1435     offset: if (offset->IsNull()) {
1436         *offset = MetaFile_.New<PackageValue>(length + 1);
1437         metadata = &MetaFile_.Get(*offset);
1438
1439         if (metadata == NULL) {
1440             if (fail != NULL)
1441                 *fail = true;
1442
1443             metadata = new PackageValue();
1444             memset(metadata, 0, sizeof(*metadata));
1445         }
1446
1447         memcpy(metadata->name_, name, length + 1);
1448         metadata->nhash_ = nhash.u16[1];
1449     } else {
1450         metadata = &MetaFile_.Get(*offset);
1451
1452         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1453             offset = &metadata->next_;
1454             goto offset;
1455         }
1456     }
1457
1458     return metadata;
1459 }
1460
1461 static void PackageImport(const void *key, const void *value, void *context) {
1462     bool &fail(*reinterpret_cast<bool *>(context));
1463
1464     char buffer[1024];
1465     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1466         NSLog(@"failed to import package %@", key);
1467         return;
1468     }
1469
1470     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1471     NSDictionary *package((NSDictionary *) value);
1472
1473     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1474         if ([subscribed boolValue] && !metadata->subscribed_)
1475             metadata->subscribed_ = true;
1476
1477     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1478         time_t time([date timeIntervalSince1970]);
1479         if (metadata->first_ > time || metadata->first_ == 0)
1480             metadata->first_ = time;
1481     }
1482
1483     NSDate *date([package objectForKey:@"LastSeen"]);
1484     NSString *version([package objectForKey:@"LastVersion"]);
1485
1486     if (date != nil && version != nil) {
1487         time_t time([date timeIntervalSince1970]);
1488         if (metadata->last_ < time || metadata->last_ == 0)
1489             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1490                 size_t length(strlen(buffer));
1491                 uint16_t vhash(hashlittle(buffer, length));
1492
1493                 size_t capped(std::min<size_t>(8, length));
1494                 char *latest(buffer + length - capped);
1495
1496                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1497                 metadata->vhash_ = vhash;
1498
1499                 metadata->last_ = time;
1500             }
1501     }
1502 }
1503 // }}}
1504
1505 /* Source Class {{{ */
1506 @interface Source : NSObject {
1507     CYString depiction_;
1508     CYString description_;
1509     CYString label_;
1510     CYString origin_;
1511     CYString support_;
1512
1513     CYString uri_;
1514     CYString distribution_;
1515     CYString type_;
1516     CYString version_;
1517
1518     NSString *host_;
1519     NSString *authority_;
1520
1521     CYString defaultIcon_;
1522
1523     NSDictionary *record_;
1524     BOOL trusted_;
1525 }
1526
1527 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1528
1529 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1530
1531 - (NSString *) depictionForPackage:(NSString *)package;
1532 - (NSString *) supportForPackage:(NSString *)package;
1533
1534 - (NSDictionary *) record;
1535 - (BOOL) trusted;
1536
1537 - (NSString *) uri;
1538 - (NSString *) distribution;
1539 - (NSString *) type;
1540 - (NSString *) key;
1541 - (NSString *) host;
1542
1543 - (NSString *) name;
1544 - (NSString *) description;
1545 - (NSString *) label;
1546 - (NSString *) origin;
1547 - (NSString *) version;
1548
1549 - (NSString *) defaultIcon;
1550
1551 @end
1552
1553 @implementation Source
1554
1555 - (void) _clear {
1556     uri_.clear();
1557     distribution_.clear();
1558     type_.clear();
1559
1560     description_.clear();
1561     label_.clear();
1562     origin_.clear();
1563     depiction_.clear();
1564     support_.clear();
1565     version_.clear();
1566     defaultIcon_.clear();
1567
1568     if (record_ != nil) {
1569         [record_ release];
1570         record_ = nil;
1571     }
1572
1573     if (host_ != nil) {
1574         [host_ release];
1575         host_ = nil;
1576     }
1577
1578     if (authority_ != nil) {
1579         [authority_ release];
1580         authority_ = nil;
1581     }
1582 }
1583
1584 - (void) dealloc {
1585     // XXX: this is a very inefficient way to call these deconstructors
1586     [self _clear];
1587     [super dealloc];
1588 }
1589
1590 + (NSArray *) _attributeKeys {
1591     return [NSArray arrayWithObjects:
1592         @"description",
1593         @"distribution",
1594         @"host",
1595         @"key",
1596         @"label",
1597         @"name",
1598         @"origin",
1599         @"trusted",
1600         @"type",
1601         @"uri",
1602         @"version",
1603     nil];
1604 }
1605
1606 - (NSArray *) attributeKeys {
1607     return [[self class] _attributeKeys];
1608 }
1609
1610 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1611     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1612 }
1613
1614 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1615     [self _clear];
1616
1617     trusted_ = index->IsTrusted();
1618
1619     uri_.set(pool, index->GetURI());
1620     distribution_.set(pool, index->GetDist());
1621     type_.set(pool, index->GetType());
1622
1623     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1624     if (dindex != NULL) {
1625         FileFd fd;
1626         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1627             _error->Discard();
1628         else {
1629             pkgTagFile tags(&fd);
1630
1631             pkgTagSection section;
1632             tags.Step(section);
1633
1634             struct {
1635                 const char *name_;
1636                 CYString *value_;
1637             } names[] = {
1638                 {"default-icon", &defaultIcon_},
1639                 {"depiction", &depiction_},
1640                 {"description", &description_},
1641                 {"label", &label_},
1642                 {"origin", &origin_},
1643                 {"support", &support_},
1644                 {"version", &version_},
1645             };
1646
1647             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1648                 const char *start, *end;
1649
1650                 if (section.Find(names[i].name_, start, end)) {
1651                     CYString &value(*names[i].value_);
1652                     value.set(pool, start, end - start);
1653                 }
1654             }
1655         }
1656     }
1657
1658     record_ = [Sources_ objectForKey:[self key]];
1659     if (record_ != nil)
1660         record_ = [record_ retain];
1661
1662     NSURL *url([NSURL URLWithString:uri_]);
1663
1664     host_ = [url host];
1665     if (host_ != nil)
1666         host_ = [[host_ lowercaseString] retain];
1667
1668     if (host_ != nil)
1669         authority_ = host_;
1670     else
1671         authority_ = [url path];
1672
1673     if (authority_ != nil)
1674         authority_ = [authority_ retain];
1675 }
1676
1677 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1678     if ((self = [super init]) != nil) {
1679         [self setMetaIndex:index inPool:pool];
1680     } return self;
1681 }
1682
1683 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1684     NSDictionary *lhr = [self record];
1685     NSDictionary *rhr = [source record];
1686
1687     if (lhr != rhr)
1688         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1689
1690     NSString *lhs = [self name];
1691     NSString *rhs = [source name];
1692
1693     if ([lhs length] != 0 && [rhs length] != 0) {
1694         unichar lhc = [lhs characterAtIndex:0];
1695         unichar rhc = [rhs characterAtIndex:0];
1696
1697         if (isalpha(lhc) && !isalpha(rhc))
1698             return NSOrderedAscending;
1699         else if (!isalpha(lhc) && isalpha(rhc))
1700             return NSOrderedDescending;
1701     }
1702
1703     return [lhs compare:rhs options:LaxCompareOptions_];
1704 }
1705
1706 - (NSString *) depictionForPackage:(NSString *)package {
1707     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1708 }
1709
1710 - (NSString *) supportForPackage:(NSString *)package {
1711     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1712 }
1713
1714 - (NSDictionary *) record {
1715     return record_;
1716 }
1717
1718 - (BOOL) trusted {
1719     return trusted_;
1720 }
1721
1722 - (NSString *) uri {
1723     return uri_;
1724 }
1725
1726 - (NSString *) distribution {
1727     return distribution_;
1728 }
1729
1730 - (NSString *) type {
1731     return type_;
1732 }
1733
1734 - (NSString *) key {
1735     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1736 }
1737
1738 - (NSString *) host {
1739     return host_;
1740 }
1741
1742 - (NSString *) name {
1743     return origin_.empty() ? authority_ : origin_;
1744 }
1745
1746 - (NSString *) description {
1747     return description_;
1748 }
1749
1750 - (NSString *) label {
1751     return label_.empty() ? authority_ : label_;
1752 }
1753
1754 - (NSString *) origin {
1755     return origin_;
1756 }
1757
1758 - (NSString *) version {
1759     return version_;
1760 }
1761
1762 - (NSString *) defaultIcon {
1763     return defaultIcon_;
1764 }
1765
1766 @end
1767 /* }}} */
1768 /* CydiaOperation Class {{{ */
1769 @interface CydiaOperation : NSObject {
1770     NSString *operator_;
1771     NSString *value_;
1772 }
1773
1774 - (NSString *) operator;
1775 - (NSString *) value;
1776
1777 @end
1778
1779 @implementation CydiaOperation
1780
1781 - (void) dealloc {
1782     [operator_ release];
1783     [value_ release];
1784     [super dealloc];
1785 }
1786
1787 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1788     if ((self = [super init]) != nil) {
1789         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1790         value_ = [[NSString alloc] initWithUTF8String:value];
1791     } return self;
1792 }
1793
1794 + (NSArray *) _attributeKeys {
1795     return [NSArray arrayWithObjects:
1796         @"operator",
1797         @"value",
1798     nil];
1799 }
1800
1801 - (NSArray *) attributeKeys {
1802     return [[self class] _attributeKeys];
1803 }
1804
1805 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1806     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1807 }
1808
1809 - (NSString *) operator {
1810     return operator_;
1811 }
1812
1813 - (NSString *) value {
1814     return value_;
1815 }
1816
1817 @end
1818 /* }}} */
1819 /* CydiaClause Class {{{ */
1820 @interface CydiaClause : NSObject {
1821     NSString *package_;
1822     CydiaOperation *version_;
1823 }
1824
1825 - (NSString *) package;
1826 - (CydiaOperation *) version;
1827
1828 @end
1829
1830 @implementation CydiaClause
1831
1832 - (void) dealloc {
1833     [package_ release];
1834     [version_ release];
1835     [super dealloc];
1836 }
1837
1838 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1839     if ((self = [super init]) != nil) {
1840         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1841
1842         if (const char *version = dep.TargetVer())
1843             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1844         else
1845             version_ = [[NSNull null] retain];
1846     } return self;
1847 }
1848
1849 + (NSArray *) _attributeKeys {
1850     return [NSArray arrayWithObjects:
1851         @"package",
1852         @"version",
1853     nil];
1854 }
1855
1856 - (NSArray *) attributeKeys {
1857     return [[self class] _attributeKeys];
1858 }
1859
1860 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1861     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1862 }
1863
1864 - (NSString *) package {
1865     return package_;
1866 }
1867
1868 - (CydiaOperation *) version {
1869     return version_;
1870 }
1871
1872 @end
1873 /* }}} */
1874 /* CydiaRelation Class {{{ */
1875 @interface CydiaRelation : NSObject {
1876     NSString *relationship_;
1877     NSMutableArray *clauses_;
1878 }
1879
1880 - (NSString *) relationship;
1881 - (NSArray *) clauses;
1882
1883 @end
1884
1885 @implementation CydiaRelation
1886
1887 - (void) dealloc {
1888     [relationship_ release];
1889     [clauses_ release];
1890     [super dealloc];
1891 }
1892
1893 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1894     if ((self = [super init]) != nil) {
1895         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1896         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1897
1898         pkgCache::DepIterator start;
1899         pkgCache::DepIterator end;
1900         dep.GlobOr(start, end); // ++dep
1901
1902         _forever {
1903             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1904
1905             // yes, seriously. (wtf?)
1906             if (start == end)
1907                 break;
1908             ++start;
1909         }
1910     } return self;
1911 }
1912
1913 + (NSArray *) _attributeKeys {
1914     return [NSArray arrayWithObjects:
1915         @"clauses",
1916         @"relationship",
1917     nil];
1918 }
1919
1920 - (NSArray *) attributeKeys {
1921     return [[self class] _attributeKeys];
1922 }
1923
1924 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1925     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1926 }
1927
1928 - (NSString *) relationship {
1929     return relationship_;
1930 }
1931
1932 - (NSArray *) clauses {
1933     return clauses_;
1934 }
1935
1936 - (void) addClause:(CydiaClause *)clause {
1937     [clauses_ addObject:clause];
1938 }
1939
1940 @end
1941 /* }}} */
1942 /* Package Class {{{ */
1943 struct ParsedPackage {
1944     CYString tagline_;
1945
1946     CYString icon_;
1947
1948     CYString depiction_;
1949     CYString homepage_;
1950
1951     CYString sponsor_;
1952     CYString author_;
1953
1954     CYString bugs_;
1955     CYString support_;
1956 };
1957
1958 @interface Package : NSObject {
1959     uint32_t era_ : 26;
1960     uint32_t role_ : 3;
1961     uint32_t essential_ : 1;
1962     uint32_t obsolete_ : 1;
1963     uint32_t ignored_ : 1;
1964
1965     apr_pool_t *pool_;
1966
1967     _transient Database *database_;
1968
1969     pkgCache::VerIterator version_;
1970     pkgCache::PkgIterator iterator_;
1971     pkgCache::VerFileIterator file_;
1972
1973     CYString id_;
1974     CYString name_;
1975
1976     CYString latest_;
1977     CYString installed_;
1978
1979     const char *section_;
1980     _transient NSString *section$_;
1981
1982     Source *source_;
1983
1984     PackageValue *metadata_;
1985     ParsedPackage *parsed_;
1986
1987     NSMutableArray *tags_;
1988 }
1989
1990 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1991 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1992
1993 - (pkgCache::PkgIterator) iterator;
1994 - (void) parse;
1995
1996 - (NSString *) section;
1997 - (NSString *) simpleSection;
1998
1999 - (NSString *) longSection;
2000 - (NSString *) shortSection;
2001
2002 - (NSString *) uri;
2003
2004 - (Address *) maintainer;
2005 - (size_t) size;
2006 - (NSString *) longDescription;
2007 - (NSString *) shortDescription;
2008 - (unichar) index;
2009
2010 - (PackageValue *) metadata;
2011 - (time_t) seen;
2012
2013 - (bool) subscribed;
2014 - (bool) setSubscribed:(bool)subscribed;
2015
2016 - (BOOL) ignored;
2017
2018 - (NSString *) latest;
2019 - (NSString *) installed;
2020 - (BOOL) uninstalled;
2021
2022 - (BOOL) valid;
2023 - (BOOL) upgradableAndEssential:(BOOL)essential;
2024 - (BOOL) essential;
2025 - (BOOL) broken;
2026 - (BOOL) unfiltered;
2027 - (BOOL) visible;
2028
2029 - (BOOL) half;
2030 - (BOOL) halfConfigured;
2031 - (BOOL) halfInstalled;
2032 - (BOOL) hasMode;
2033 - (NSString *) mode;
2034
2035 - (NSString *) id;
2036 - (NSString *) name;
2037 - (UIImage *) icon;
2038 - (NSString *) homepage;
2039 - (NSString *) depiction;
2040 - (Address *) author;
2041
2042 - (NSString *) support;
2043
2044 - (NSArray *) files;
2045 - (NSArray *) warnings;
2046 - (NSArray *) applications;
2047
2048 - (Source *) source;
2049
2050 - (BOOL) matches:(NSString *)text;
2051
2052 - (bool) hasSupportingRole;
2053 - (BOOL) hasTag:(NSString *)tag;
2054 - (NSString *) primaryPurpose;
2055 - (NSArray *) purposes;
2056 - (bool) isCommercial;
2057
2058 - (void) setIndex:(size_t)index;
2059
2060 - (CYString &) cyname;
2061
2062 - (uint32_t) compareBySection:(NSArray *)sections;
2063
2064 - (void) install;
2065 - (void) remove;
2066
2067 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2068 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2069 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2070 - (bool) isVisibleInSection:(NSString *)section;
2071 - (bool) isVisibleInSource:(Source *)source;
2072
2073 @end
2074
2075 uint32_t PackageChangesRadix(Package *self, void *) {
2076     union {
2077         uint32_t key;
2078
2079         struct {
2080             uint32_t timestamp : 30;
2081             uint32_t ignored : 1;
2082             uint32_t upgradable : 1;
2083         } bits;
2084     } value;
2085
2086     bool upgradable([self upgradableAndEssential:YES]);
2087     value.bits.upgradable = upgradable ? 1 : 0;
2088
2089     if (upgradable) {
2090         value.bits.timestamp = 0;
2091         value.bits.ignored = [self ignored] ? 0 : 1;
2092         value.bits.upgradable = 1;
2093     } else {
2094         value.bits.timestamp = [self seen] >> 2;
2095         value.bits.ignored = 0;
2096         value.bits.upgradable = 0;
2097     }
2098
2099     return _not(uint32_t) - value.key;
2100 }
2101
2102 uint32_t PackagePrefixRadix(Package *self, void *context) {
2103     size_t offset(reinterpret_cast<size_t>(context));
2104     CYString &name([self cyname]);
2105
2106     size_t size(name.size());
2107     if (size == 0)
2108         return 0;
2109     char *text(name.data());
2110
2111     size_t zeros;
2112     if (!isdigit(text[0]))
2113         zeros = 0;
2114     else {
2115         size_t digits(1);
2116         while (size != digits && isdigit(text[digits]))
2117             if (++digits == 4)
2118                 break;
2119         zeros = 4 - digits;
2120     }
2121
2122     uint8_t data[4];
2123
2124     if (offset == 0 && zeros != 0) {
2125         memset(data, '0', zeros);
2126         memcpy(data + zeros, text, 4 - zeros);
2127     } else {
2128         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2129         if (size <= offset - zeros)
2130             return 0;
2131
2132         text += offset - zeros;
2133         size -= offset - zeros;
2134
2135         if (size >= 4)
2136             memcpy(data, text, 4);
2137         else {
2138             memcpy(data, text, size);
2139             memset(data + size, 0, 4 - size);
2140         }
2141
2142         for (size_t i(0); i != 4; ++i)
2143             if (isalpha(data[i]))
2144                 data[i] |= 0x20;
2145     }
2146
2147     if (offset == 0)
2148         if (data[0] == '@')
2149             data[0] = 0x7f;
2150         else
2151             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2152
2153     /* XXX: ntohl may be more honest */
2154     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2155 }
2156
2157 CYString &(*PackageName)(Package *self, SEL sel);
2158
2159 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2160     _profile(PackageNameCompare)
2161         CYString &lhi(PackageName(lhs, @selector(cyname)));
2162         CYString &rhi(PackageName(rhs, @selector(cyname)));
2163         CFStringRef lhn(lhi), rhn(rhi);
2164
2165         if (lhn == NULL)
2166             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2167         else if (rhn == NULL)
2168             return NSOrderedDescending;
2169
2170         _profile(PackageNameCompare$NumbersLast)
2171             if (!lhi.empty() && !rhi.empty()) {
2172                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2173                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2174                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2175                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2176                     return lha ? NSOrderedAscending : NSOrderedDescending;
2177             }
2178         _end
2179
2180         CFIndex length = CFStringGetLength(lhn);
2181
2182         _profile(PackageNameCompare$Compare)
2183             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2184         _end
2185     _end
2186 }
2187
2188 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2189     return PackageNameCompare(*lhs, *rhs, context);
2190 }
2191
2192 struct PackageNameOrdering :
2193     std::binary_function<Package *, Package *, bool>
2194 {
2195     _finline bool operator ()(Package *lhs, Package *rhs) const {
2196         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2197     }
2198 };
2199
2200 @implementation Package
2201
2202 - (NSString *) description {
2203     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2204 }
2205
2206 - (void) dealloc {
2207     if (parsed_ != NULL)
2208         delete parsed_;
2209     if (source_ != nil)
2210         [source_ release];
2211     if (tags_ != nil)
2212         [tags_ release];
2213     [super dealloc];
2214 }
2215
2216 + (NSString *) webScriptNameForSelector:(SEL)selector {
2217     if (false);
2218     else if (selector == @selector(clear))
2219         return @"clear";
2220     else if (selector == @selector(hasTag:))
2221         return @"hasTag";
2222     else if (selector == @selector(install))
2223         return @"install";
2224     else if (selector == @selector(remove))
2225         return @"remove";
2226     else
2227         return nil;
2228 }
2229
2230 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2231     return [self webScriptNameForSelector:selector] == nil;
2232 }
2233
2234 + (NSArray *) _attributeKeys {
2235     return [NSArray arrayWithObjects:
2236         @"applications",
2237         @"author",
2238         @"depiction",
2239         @"essential",
2240         @"homepage",
2241         @"icon",
2242         @"id",
2243         @"installed",
2244         @"latest",
2245         @"longDescription",
2246         @"longSection",
2247         @"maintainer",
2248         @"mode",
2249         @"name",
2250         @"purposes",
2251         @"relations",
2252         @"section",
2253         @"shortDescription",
2254         @"shortSection",
2255         @"simpleSection",
2256         @"size",
2257         @"source",
2258         @"sponsor",
2259         @"support",
2260         @"warnings",
2261     nil];
2262 }
2263
2264 - (NSArray *) attributeKeys {
2265     return [[self class] _attributeKeys];
2266 }
2267
2268 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2269     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2270 }
2271
2272 - (NSArray *) relations {
2273 @synchronized (database_) {
2274     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2275     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2276         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2277     return relations;
2278 } }
2279
2280 - (void) parse {
2281     if (parsed_ != NULL)
2282         return;
2283 @synchronized (database_) {
2284     if ([database_ era] != era_ || file_.end())
2285         return;
2286
2287     ParsedPackage *parsed(new ParsedPackage);
2288     parsed_ = parsed;
2289
2290     _profile(Package$parse)
2291         pkgRecords::Parser *parser;
2292
2293         _profile(Package$parse$Lookup)
2294             parser = &[database_ records]->Lookup(file_);
2295         _end
2296
2297         CYString website;
2298
2299         _profile(Package$parse$Find)
2300             struct {
2301                 const char *name_;
2302                 CYString *value_;
2303             } names[] = {
2304                 {"icon", &parsed->icon_},
2305                 {"depiction", &parsed->depiction_},
2306                 {"homepage", &parsed->homepage_},
2307                 {"website", &website},
2308                 {"bugs", &parsed->bugs_},
2309                 {"support", &parsed->support_},
2310                 {"sponsor", &parsed->sponsor_},
2311                 {"author", &parsed->author_},
2312             };
2313
2314             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2315                 const char *start, *end;
2316
2317                 if (parser->Find(names[i].name_, start, end)) {
2318                     CYString &value(*names[i].value_);
2319                     _profile(Package$parse$Value)
2320                         value.set(pool_, start, end - start);
2321                     _end
2322                 }
2323             }
2324         _end
2325
2326         _profile(Package$parse$Tagline)
2327             const char *start, *end;
2328             if (parser->ShortDesc(start, end)) {
2329                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2330                 if (stop == NULL)
2331                     stop = end;
2332                 while (stop != start && stop[-1] == '\r')
2333                     --stop;
2334                 parsed->tagline_.set(pool_, start, stop - start);
2335             }
2336         _end
2337
2338         _profile(Package$parse$Retain)
2339             if (parsed->homepage_.empty())
2340                 parsed->homepage_ = website;
2341             if (parsed->homepage_ == parsed->depiction_)
2342                 parsed->homepage_.clear();
2343         _end
2344     _end
2345 } }
2346
2347 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2348     if ((self = [super init]) != nil) {
2349     _profile(Package$initWithVersion)
2350         pool_ = pool;
2351
2352         database_ = database;
2353         era_ = [database era];
2354
2355         version_ = version;
2356
2357         pkgCache::PkgIterator iterator(version.ParentPkg());
2358         iterator_ = iterator;
2359
2360         _profile(Package$initWithVersion$Version)
2361             if (!version_.end())
2362                 file_ = version_.FileList();
2363             else {
2364                 pkgCache &cache([database_ cache]);
2365                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2366             }
2367         _end
2368
2369         _profile(Package$initWithVersion$Cache)
2370             name_.set(NULL, iterator.Display());
2371
2372             latest_.set(NULL, StripVersion_(version_.VerStr()));
2373
2374             pkgCache::VerIterator current(iterator.CurrentVer());
2375             if (!current.end())
2376                 installed_.set(NULL, StripVersion_(current.VerStr()));
2377         _end
2378
2379         _profile(Package$initWithVersion$Tags)
2380             pkgCache::TagIterator tag(iterator.TagList());
2381             if (!tag.end()) {
2382                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2383                 do {
2384                     const char *name(tag.Name());
2385                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2386
2387                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2388                         if (strcmp(name + 6, "enduser") == 0)
2389                             role_ = 1;
2390                         else if (strcmp(name + 6, "hacker") == 0)
2391                             role_ = 2;
2392                         else if (strcmp(name + 6, "developer") == 0)
2393                             role_ = 3;
2394                         else if (strcmp(name + 6, "cydia") == 0)
2395                             role_ = 7;
2396                         else
2397                             role_ = 4;
2398                     }
2399
2400                     if (strncmp(name, "cydia::", 7) == 0) {
2401                         if (strcmp(name + 7, "essential") == 0)
2402                             essential_ = true;
2403                         else if (strcmp(name + 7, "obsolete") == 0)
2404                             obsolete_ = true;
2405                     }
2406
2407                     ++tag;
2408                 } while (!tag.end());
2409             }
2410         _end
2411
2412         _profile(Package$initWithVersion$Metadata)
2413             const char *mixed(iterator.Name());
2414             size_t size(strlen(mixed));
2415             char lower[size + 1];
2416
2417             for (size_t i(0); i != size; ++i)
2418                 lower[i] = mixed[i] | 0x20;
2419             lower[size] = '\0';
2420
2421             PackageValue *metadata(PackageFind(lower, size));
2422             metadata_ = metadata;
2423
2424             id_.set(NULL, metadata->name_, size);
2425
2426             const char *latest(version_.VerStr());
2427             size_t length(strlen(latest));
2428
2429             uint16_t vhash(hashlittle(latest, length));
2430
2431             size_t capped(std::min<size_t>(8, length));
2432             latest = latest + length - capped;
2433
2434             if (metadata->first_ == 0)
2435                 metadata->first_ = now_;
2436
2437             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2438                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2439                 metadata->vhash_ = vhash;
2440                 metadata->last_ = now_;
2441             } else if (metadata->last_ == 0)
2442                 metadata->last_ = metadata->first_;
2443         _end
2444
2445         _profile(Package$initWithVersion$Section)
2446             section_ = iterator.Section();
2447         _end
2448
2449         _profile(Package$initWithVersion$Flags)
2450             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2451             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2452         _end
2453     _end } return self;
2454 }
2455
2456 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2457     pkgCache::VerIterator version;
2458
2459     _profile(Package$packageWithIterator$GetCandidateVer)
2460         version = [database policy]->GetCandidateVer(iterator);
2461     _end
2462
2463     if (version.end())
2464         return nil;
2465
2466     Package *package;
2467
2468     _profile(Package$packageWithIterator$Allocate)
2469         package = [Package allocWithZone:zone];
2470     _end
2471
2472     _profile(Package$packageWithIterator$Initialize)
2473         package = [package
2474             initWithVersion:version
2475             withZone:zone
2476             inPool:pool
2477             database:database
2478         ];
2479     _end
2480
2481     _profile(Package$packageWithIterator$Autorelease)
2482         package = [package autorelease];
2483     _end
2484
2485     return package;
2486 }
2487
2488 - (pkgCache::PkgIterator) iterator {
2489     return iterator_;
2490 }
2491
2492 - (NSString *) section {
2493     if (section$_ == nil) {
2494         if (section_ == NULL)
2495             return nil;
2496
2497         _profile(Package$section$mappedSectionForPointer)
2498             section$_ = [database_ mappedSectionForPointer:section_];
2499         _end
2500     } return section$_;
2501 }
2502
2503 - (NSString *) simpleSection {
2504     if (NSString *section = [self section])
2505         return Simplify(section);
2506     else
2507         return nil;
2508 }
2509
2510 - (NSString *) longSection {
2511     return LocalizeSection([self section]);
2512 }
2513
2514 - (NSString *) shortSection {
2515     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2516 }
2517
2518 - (NSString *) uri {
2519     return nil;
2520 #if 0
2521     pkgIndexFile *index;
2522     pkgCache::PkgFileIterator file(file_.File());
2523     if (![database_ list].FindIndex(file, index))
2524         return nil;
2525     return [NSString stringWithUTF8String:iterator_->Path];
2526     //return [NSString stringWithUTF8String:file.Site()];
2527     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2528 #endif
2529 }
2530
2531 - (Address *) maintainer {
2532 @synchronized (database_) {
2533     if ([database_ era] != era_ || file_.end())
2534         return nil;
2535
2536     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2537     const std::string &maintainer(parser->Maintainer());
2538     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2539 } }
2540
2541 - (size_t) size {
2542 @synchronized (database_) {
2543     if ([database_ era] != era_ || version_.end())
2544         return 0;
2545
2546     return version_->InstalledSize;
2547 } }
2548
2549 - (NSString *) longDescription {
2550 @synchronized (database_) {
2551     if ([database_ era] != era_ || file_.end())
2552         return nil;
2553
2554     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2555     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2556
2557     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2558     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2559     if ([lines count] < 2)
2560         return nil;
2561
2562     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2563     for (size_t i(1), e([lines count]); i != e; ++i) {
2564         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2565         [trimmed addObject:trim];
2566     }
2567
2568     return [trimmed componentsJoinedByString:@"\n"];
2569 } }
2570
2571 - (NSString *) shortDescription {
2572     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2573 }
2574
2575 - (unichar) index {
2576     _profile(Package$index)
2577         CFStringRef name((CFStringRef) [self name]);
2578         if (CFStringGetLength(name) == 0)
2579             return '#';
2580         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2581         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2582             return '#';
2583         return toupper(character);
2584     _end
2585 }
2586
2587 - (PackageValue *) metadata {
2588     return metadata_;
2589 }
2590
2591 - (time_t) seen {
2592     PackageValue *metadata([self metadata]);
2593     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2594 }
2595
2596 - (bool) subscribed {
2597     return [self metadata]->subscribed_;
2598 }
2599
2600 - (bool) setSubscribed:(bool)subscribed {
2601     PackageValue *metadata([self metadata]);
2602     if (metadata->subscribed_ == subscribed)
2603         return false;
2604     metadata->subscribed_ = subscribed;
2605     return true;
2606 }
2607
2608 - (BOOL) ignored {
2609     return ignored_;
2610 }
2611
2612 - (NSString *) latest {
2613     return latest_;
2614 }
2615
2616 - (NSString *) installed {
2617     return installed_;
2618 }
2619
2620 - (BOOL) uninstalled {
2621     return installed_.empty();
2622 }
2623
2624 - (BOOL) valid {
2625     return !version_.end();
2626 }
2627
2628 - (BOOL) upgradableAndEssential:(BOOL)essential {
2629     _profile(Package$upgradableAndEssential)
2630         pkgCache::VerIterator current(iterator_.CurrentVer());
2631         if (current.end())
2632             return essential && essential_;
2633         else
2634             return !version_.end() && version_ != current;
2635     _end
2636 }
2637
2638 - (BOOL) essential {
2639     return essential_;
2640 }
2641
2642 - (BOOL) broken {
2643     return [database_ cache][iterator_].InstBroken();
2644 }
2645
2646 - (BOOL) unfiltered {
2647     _profile(Package$unfiltered$obsolete)
2648         if (_unlikely(obsolete_))
2649             return false;
2650     _end
2651
2652     _profile(Package$unfiltered$hasSupportingRole)
2653         if (_unlikely(![self hasSupportingRole]))
2654             return false;
2655     _end
2656
2657     return true;
2658 }
2659
2660 - (BOOL) visible {
2661     if (![self unfiltered])
2662         return false;
2663
2664     NSString *section;
2665
2666     _profile(Package$visible$section)
2667         section = [self section];
2668     _end
2669
2670     _profile(Package$visible$isSectionVisible)
2671         if (!isSectionVisible(section))
2672             return false;
2673     _end
2674
2675     return true;
2676 }
2677
2678 - (BOOL) half {
2679     unsigned char current(iterator_->CurrentState);
2680     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2681 }
2682
2683 - (BOOL) halfConfigured {
2684     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2685 }
2686
2687 - (BOOL) halfInstalled {
2688     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2689 }
2690
2691 - (BOOL) hasMode {
2692     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2693     return state.Mode != pkgDepCache::ModeKeep;
2694 }
2695
2696 - (NSString *) mode {
2697     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2698
2699     switch (state.Mode) {
2700         case pkgDepCache::ModeDelete:
2701             if ((state.iFlags & pkgDepCache::Purge) != 0)
2702                 return @"PURGE";
2703             else
2704                 return @"REMOVE";
2705         case pkgDepCache::ModeKeep:
2706             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2707                 return @"REINSTALL";
2708             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2709                 return nil;*/
2710             else
2711                 return nil;
2712         case pkgDepCache::ModeInstall:
2713             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2714                 return @"REINSTALL";
2715             else*/ switch (state.Status) {
2716                 case -1:
2717                     return @"DOWNGRADE";
2718                 case 0:
2719                     return @"INSTALL";
2720                 case 1:
2721                     return @"UPGRADE";
2722                 case 2:
2723                     return @"NEW_INSTALL";
2724                 _nodefault
2725             }
2726         _nodefault
2727     }
2728 }
2729
2730 - (NSString *) id {
2731     return id_;
2732 }
2733
2734 - (NSString *) name {
2735     return name_.empty() ? id_ : name_;
2736 }
2737
2738 - (UIImage *) icon {
2739     NSString *section = [self simpleSection];
2740
2741     UIImage *icon(nil);
2742     if (parsed_ != NULL)
2743         if (NSString *href = parsed_->icon_)
2744             if ([href hasPrefix:@"file:///"])
2745                 // XXX: correct escaping
2746                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2747     if (icon == nil) if (section != nil)
2748         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2749     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2750         if ([dicon hasPrefix:@"file:///"])
2751             // XXX: correct escaping
2752             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2753     if (icon == nil)
2754         icon = [UIImage applicationImageNamed:@"unknown.png"];
2755     return icon;
2756 }
2757
2758 - (NSString *) homepage {
2759     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2760 }
2761
2762 - (NSString *) depiction {
2763     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2764 }
2765
2766 - (Address *) sponsor {
2767     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2768 }
2769
2770 - (Address *) author {
2771     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2772 }
2773
2774 - (NSString *) support {
2775     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2776 }
2777
2778 - (NSArray *) files {
2779     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2780     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2781
2782     std::ifstream fin;
2783     fin.open([path UTF8String]);
2784     if (!fin.is_open())
2785         return nil;
2786
2787     std::string line;
2788     while (std::getline(fin, line))
2789         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2790
2791     return files;
2792 }
2793
2794 - (NSArray *) warnings {
2795     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2796     const char *name(iterator_.Name());
2797
2798     size_t length(strlen(name));
2799     if (length < 2) invalid:
2800         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2801     else for (size_t i(0); i != length; ++i)
2802         if (
2803             /* XXX: technically this is not allowed */
2804             (name[i] < 'A' || name[i] > 'Z') &&
2805             (name[i] < 'a' || name[i] > 'z') &&
2806             (name[i] < '0' || name[i] > '9') &&
2807             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2808         ) goto invalid;
2809
2810     if (strcmp(name, "cydia") != 0) {
2811         bool cydia = false;
2812         bool user = false;
2813         bool _private = false;
2814         bool stash = false;
2815
2816         bool repository = [[self section] isEqualToString:@"Repositories"];
2817
2818         if (NSArray *files = [self files])
2819             for (NSString *file in files)
2820                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2821                     cydia = true;
2822                 else if (!user && [file isEqualToString:@"/User"])
2823                     user = true;
2824                 else if (!_private && [file isEqualToString:@"/private"])
2825                     _private = true;
2826                 else if (!stash && [file isEqualToString:@"/var/stash"])
2827                     stash = true;
2828
2829         /* XXX: this is not sensitive enough. only some folders are valid. */
2830         if (cydia && !repository)
2831             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2832         if (user)
2833             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2834         if (_private)
2835             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2836         if (stash)
2837             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2838     }
2839
2840     return [warnings count] == 0 ? nil : warnings;
2841 }
2842
2843 - (NSArray *) applications {
2844     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2845
2846     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2847
2848     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2849     if (NSArray *files = [self files])
2850         for (NSString *file in files)
2851             if (application_r(file)) {
2852                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2853                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2854                 if ([id isEqualToString:me])
2855                     continue;
2856
2857                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2858                 if (display == nil)
2859                     display = application_r[1];
2860
2861                 NSString *bundle([file stringByDeletingLastPathComponent]);
2862                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2863                 if (icon == nil || [icon length] == 0)
2864                     icon = @"icon.png";
2865                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2866
2867                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2868                 [applications addObject:application];
2869
2870                 [application addObject:id];
2871                 [application addObject:display];
2872                 [application addObject:url];
2873             }
2874
2875     return [applications count] == 0 ? nil : applications;
2876 }
2877
2878 - (Source *) source {
2879     if (source_ == nil) {
2880         @synchronized (database_) {
2881             if ([database_ era] != era_ || file_.end())
2882                 source_ = (Source *) [NSNull null];
2883             else
2884                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2885         }
2886     }
2887
2888     return source_ == (Source *) [NSNull null] ? nil : source_;
2889 }
2890
2891 - (BOOL) matches:(NSString *)text {
2892     if (text == nil)
2893         return NO;
2894
2895     NSRange range;
2896
2897     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2898     if (range.location != NSNotFound)
2899         return YES;
2900
2901     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2902     if (range.location != NSNotFound)
2903         return YES;
2904
2905     [self parse];
2906
2907     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2908     if (range.location != NSNotFound)
2909         return YES;
2910
2911     return NO;
2912 }
2913
2914 - (bool) hasSupportingRole {
2915     if (role_ == 0)
2916         return true;
2917     if (role_ == 1)
2918         return true;
2919     if ([Role_ isEqualToString:@"User"])
2920         return false;
2921     if (role_ == 2)
2922         return true;
2923     if ([Role_ isEqualToString:@"Hacker"])
2924         return false;
2925     if (role_ == 3)
2926         return true;
2927     if ([Role_ isEqualToString:@"Developer"])
2928         return false;
2929     _assert(false);
2930 }
2931
2932 - (BOOL) hasTag:(NSString *)tag {
2933     return tags_ == nil ? NO : [tags_ containsObject:tag];
2934 }
2935
2936 - (NSString *) primaryPurpose {
2937     for (NSString *tag in tags_)
2938         if ([tag hasPrefix:@"purpose::"])
2939             return [tag substringFromIndex:9];
2940     return nil;
2941 }
2942
2943 - (NSArray *) purposes {
2944     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2945     for (NSString *tag in tags_)
2946         if ([tag hasPrefix:@"purpose::"])
2947             [purposes addObject:[tag substringFromIndex:9]];
2948     return [purposes count] == 0 ? nil : purposes;
2949 }
2950
2951 - (bool) isCommercial {
2952     return [self hasTag:@"cydia::commercial"];
2953 }
2954
2955 - (void) setIndex:(size_t)index {
2956     if (metadata_->index_ != index)
2957         metadata_->index_ = index;
2958 }
2959
2960 - (CYString &) cyname {
2961     return name_.empty() ? id_ : name_;
2962 }
2963
2964 - (uint32_t) compareBySection:(NSArray *)sections {
2965     NSString *section([self section]);
2966     for (size_t i(0), e([sections count]); i != e; ++i) {
2967         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2968             return i;
2969     }
2970
2971     return _not(uint32_t);
2972 }
2973
2974 - (void) clear {
2975 @synchronized (database_) {
2976     pkgProblemResolver *resolver = [database_ resolver];
2977     resolver->Clear(iterator_);
2978
2979     pkgCacheFile &cache([database_ cache]);
2980     cache->SetReInstall(iterator_, false);
2981     cache->MarkKeep(iterator_, false);
2982 } }
2983
2984 - (void) install {
2985 @synchronized (database_) {
2986     pkgProblemResolver *resolver = [database_ resolver];
2987     resolver->Clear(iterator_);
2988     resolver->Protect(iterator_);
2989
2990     pkgCacheFile &cache([database_ cache]);
2991     cache->SetReInstall(iterator_, false);
2992     cache->MarkInstall(iterator_, false);
2993
2994     pkgDepCache::StateCache &state((*cache)[iterator_]);
2995     if (!state.Install())
2996         cache->SetReInstall(iterator_, true);
2997 } }
2998
2999 - (void) remove {
3000 @synchronized (database_) {
3001     pkgProblemResolver *resolver = [database_ resolver];
3002     resolver->Clear(iterator_);
3003     resolver->Remove(iterator_);
3004     resolver->Protect(iterator_);
3005
3006     pkgCacheFile &cache([database_ cache]);
3007     cache->SetReInstall(iterator_, false);
3008     cache->MarkDelete(iterator_, true);
3009 } }
3010
3011 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3012     _profile(Package$isUnfilteredAndSearchedForBy)
3013         bool value(true);
3014
3015         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3016             value &= [self unfiltered];
3017         _end
3018
3019         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3020             value &= [self matches:search];
3021         _end
3022
3023         return value;
3024     _end
3025 }
3026
3027 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3028     if ([search length] == 0)
3029         return false;
3030
3031     _profile(Package$isUnfilteredAndSelectedForBy)
3032         bool value(true);
3033
3034         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3035             value &= [self unfiltered];
3036         _end
3037
3038         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3039             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3040         _end
3041
3042         return value;
3043     _end
3044 }
3045
3046 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3047     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3048 }
3049
3050 - (bool) isVisibleInSection:(NSString *)name {
3051     NSString *section([self section]);
3052
3053     return (
3054         name == nil ||
3055         section == nil && [name length] == 0 ||
3056         [name isEqualToString:section]
3057     ) && [self visible];
3058 }
3059
3060 - (bool) isVisibleInSource:(Source *)source {
3061     return [self source] == source && [self visible];
3062 }
3063
3064 @end
3065 /* }}} */
3066 /* Section Class {{{ */
3067 @interface Section : NSObject {
3068     NSString *name_;
3069     unichar index_;
3070     size_t row_;
3071     size_t count_;
3072     NSString *localized_;
3073 }
3074
3075 - (NSComparisonResult) compareByLocalized:(Section *)section;
3076 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3077 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3078 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3079 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3080 - (NSString *) name;
3081 - (unichar) index;
3082
3083 - (size_t) row;
3084 - (size_t) count;
3085
3086 - (void) addToRow;
3087 - (void) addToCount;
3088
3089 - (void) setCount:(size_t)count;
3090 - (NSString *) localized;
3091
3092 @end
3093
3094 @implementation Section
3095
3096 - (void) dealloc {
3097     [name_ release];
3098     if (localized_ != nil)
3099         [localized_ release];
3100     [super dealloc];
3101 }
3102
3103 - (NSComparisonResult) compareByLocalized:(Section *)section {
3104     NSString *lhs(localized_);
3105     NSString *rhs([section localized]);
3106
3107     /*if ([lhs length] != 0 && [rhs length] != 0) {
3108         unichar lhc = [lhs characterAtIndex:0];
3109         unichar rhc = [rhs characterAtIndex:0];
3110
3111         if (isalpha(lhc) && !isalpha(rhc))
3112             return NSOrderedAscending;
3113         else if (!isalpha(lhc) && isalpha(rhc))
3114             return NSOrderedDescending;
3115     }*/
3116
3117     return [lhs compare:rhs options:LaxCompareOptions_];
3118 }
3119
3120 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3121     if ((self = [self initWithName:name localize:NO]) != nil) {
3122         if (localized != nil)
3123             localized_ = [localized retain];
3124     } return self;
3125 }
3126
3127 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3128     return [self initWithName:name row:0 localize:localize];
3129 }
3130
3131 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3132     if ((self = [super init]) != nil) {
3133         name_ = [name retain];
3134         index_ = '\0';
3135         row_ = row;
3136         if (localize)
3137             localized_ = [LocalizeSection(name_) retain];
3138     } return self;
3139 }
3140
3141 /* XXX: localize the index thingees */
3142 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3143     if ((self = [super init]) != nil) {
3144         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3145         index_ = index;
3146         row_ = row;
3147     } return self;
3148 }
3149
3150 - (NSString *) name {
3151     return name_;
3152 }
3153
3154 - (unichar) index {
3155     return index_;
3156 }
3157
3158 - (size_t) row {
3159     return row_;
3160 }
3161
3162 - (size_t) count {
3163     return count_;
3164 }
3165
3166 - (void) addToRow {
3167     ++row_;
3168 }
3169
3170 - (void) addToCount {
3171     ++count_;
3172 }
3173
3174 - (void) setCount:(size_t)count {
3175     count_ = count;
3176 }
3177
3178 - (NSString *) localized {
3179     return localized_;
3180 }
3181
3182 @end
3183 /* }}} */
3184
3185 static NSString *Colon_;
3186 static NSString *Elision_;
3187 static NSString *Error_;
3188 static NSString *Warning_;
3189
3190 /* Database Implementation {{{ */
3191 @implementation Database
3192
3193 + (Database *) sharedInstance {
3194     static Database *instance;
3195     if (instance == nil)
3196         instance = [[Database alloc] init];
3197     return instance;
3198 }
3199
3200 - (unsigned) era {
3201     return era_;
3202 }
3203
3204 - (void) releasePackages {
3205     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3206     CFArrayRemoveAllValues(packages_);
3207 }
3208
3209 - (void) dealloc {
3210     // XXX: actually implement this thing
3211     _assert(false);
3212     [sourceList_ release];
3213     [self releasePackages];
3214     apr_pool_destroy(pool_);
3215     NSRecycleZone(zone_);
3216     [super dealloc];
3217 }
3218
3219 - (void) _readCydia:(NSNumber *)fd { _pooled
3220     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3221     std::istream is(&ib);
3222     std::string line;
3223
3224     static Pcre finish_r("^finish:([^:]*)$");
3225
3226     while (std::getline(is, line)) {
3227         const char *data(line.c_str());
3228         size_t size = line.size();
3229         lprintf("C:%s\n", data);
3230
3231         if (finish_r(data, size)) {
3232             NSString *finish = finish_r[1];
3233             int index = [Finishes_ indexOfObject:finish];
3234             if (index != INT_MAX && index > Finish_)
3235                 Finish_ = index;
3236         }
3237     }
3238
3239     _assume(false);
3240 }
3241
3242 - (void) _readStatus:(NSNumber *)fd { _pooled
3243     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3244     std::istream is(&ib);
3245     std::string line;
3246
3247     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3248     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3249
3250     while (std::getline(is, line)) {
3251         const char *data(line.c_str());
3252         size_t size(line.size());
3253         lprintf("S:%s\n", data);
3254
3255         if (conffile_r(data, size))
3256             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3257         else if (strncmp(data, "status: ", 8) == 0)
3258             [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:(data + 8)] waitUntilDone:YES];
3259         else if (pmstatus_r(data, size)) {
3260             std::string type([pmstatus_r[1] UTF8String]);
3261             NSString *id = pmstatus_r[2];
3262
3263             float percent([pmstatus_r[3] floatValue]);
3264             [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3265
3266             NSString *string = pmstatus_r[4];
3267
3268             if (type == "pmerror")
3269                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3270                     withObject:[NSArray arrayWithObjects:string, id, nil]
3271                     waitUntilDone:YES
3272                 ];
3273             else if (type == "pmstatus")
3274                 [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:string waitUntilDone:YES];
3275             else if (type == "pmconffile")
3276                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3277             else
3278                 lprintf("E:unknown pmstatus\n");
3279         } else
3280             lprintf("E:unknown status\n");
3281     }
3282
3283     _assume(false);
3284 }
3285
3286 - (void) _readOutput:(NSNumber *)fd { _pooled
3287     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3288     std::istream is(&ib);
3289     std::string line;
3290
3291     while (std::getline(is, line)) {
3292         lprintf("O:%s\n", line.c_str());
3293
3294         [delegate_ performSelectorOnMainThread:@selector(addProgressOutput:) withObject:[NSString stringWithUTF8String:line.c_str()] waitUntilDone:YES];
3295     }
3296
3297     _assume(false);
3298 }
3299
3300 - (FILE *) input {
3301     return input_;
3302 }
3303
3304 - (Package *) packageWithName:(NSString *)name {
3305 @synchronized (self) {
3306     if (static_cast<pkgDepCache *>(cache_) == NULL)
3307         return nil;
3308     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3309     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3310 } }
3311
3312 - (id) init {
3313     if ((self = [super init]) != nil) {
3314         policy_ = NULL;
3315         records_ = NULL;
3316         resolver_ = NULL;
3317         fetcher_ = NULL;
3318         lock_ = NULL;
3319
3320         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3321         apr_pool_create(&pool_, NULL);
3322
3323         size_t capacity(MetaFile_->active_);
3324         if (capacity == 0)
3325             capacity = 16384;
3326         else
3327             capacity += 1024;
3328
3329         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3330         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3331
3332         int fds[2];
3333
3334         _assert(pipe(fds) != -1);
3335         cydiafd_ = fds[1];
3336
3337         _config->Set("APT::Keep-Fds::", cydiafd_);
3338         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3339
3340         [NSThread
3341             detachNewThreadSelector:@selector(_readCydia:)
3342             toTarget:self
3343             withObject:[NSNumber numberWithInt:fds[0]]
3344         ];
3345
3346         _assert(pipe(fds) != -1);
3347         statusfd_ = fds[1];
3348
3349         [NSThread
3350             detachNewThreadSelector:@selector(_readStatus:)
3351             toTarget:self
3352             withObject:[NSNumber numberWithInt:fds[0]]
3353         ];
3354
3355         _assert(pipe(fds) != -1);
3356         _assert(dup2(fds[0], 0) != -1);
3357         _assert(close(fds[0]) != -1);
3358
3359         input_ = fdopen(fds[1], "a");
3360
3361         _assert(pipe(fds) != -1);
3362         _assert(dup2(fds[1], 1) != -1);
3363         _assert(close(fds[1]) != -1);
3364
3365         [NSThread
3366             detachNewThreadSelector:@selector(_readOutput:)
3367             toTarget:self
3368             withObject:[NSNumber numberWithInt:fds[0]]
3369         ];
3370     } return self;
3371 }
3372
3373 - (pkgCacheFile &) cache {
3374     return cache_;
3375 }
3376
3377 - (pkgDepCache::Policy *) policy {
3378     return policy_;
3379 }
3380
3381 - (pkgRecords *) records {
3382     return records_;
3383 }
3384
3385 - (pkgProblemResolver *) resolver {
3386     return resolver_;
3387 }
3388
3389 - (pkgAcquire &) fetcher {
3390     return *fetcher_;
3391 }
3392
3393 - (pkgSourceList &) list {
3394     return *list_;
3395 }
3396
3397 - (NSArray *) packages {
3398     return (NSArray *) packages_;
3399 }
3400
3401 - (NSArray *) sources {
3402     return sourceList_;
3403 }
3404
3405 - (Source *) sourceWithKey:(NSString *)key {
3406     for (Source *source in [self sources]) {
3407         if ([[source key] isEqualToString:key])
3408             return source;
3409     } return nil;
3410 }
3411
3412 - (bool) popErrorWithTitle:(NSString *)title {
3413     bool fatal(false);
3414     std::string message;
3415
3416     while (!_error->empty()) {
3417         std::string error;
3418         bool warning(!_error->PopMessage(error));
3419         if (!warning)
3420             fatal = true;
3421         for (;;) {
3422             size_t size(error.size());
3423             if (size == 0 || error[size - 1] != '\n')
3424                 break;
3425             error.resize(size - 1);
3426         }
3427         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3428
3429         if (!message.empty())
3430             message += "\n\n";
3431         message += error;
3432     }
3433
3434     if (fatal && !message.empty())
3435         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3436
3437     return fatal;
3438 }
3439
3440 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3441     return [self popErrorWithTitle:title] || !success;
3442 }
3443
3444 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3445 @synchronized (self) {
3446     ++era_;
3447
3448     [self releasePackages];
3449
3450     sourceMap_.clear();
3451     [sourceList_ removeAllObjects];
3452
3453     _error->Discard();
3454
3455     delete list_;
3456     list_ = NULL;
3457     manager_ = NULL;
3458     delete lock_;
3459     lock_ = NULL;
3460     delete fetcher_;
3461     fetcher_ = NULL;
3462     delete resolver_;
3463     resolver_ = NULL;
3464     delete records_;
3465     records_ = NULL;
3466     delete policy_;
3467     policy_ = NULL;
3468
3469     cache_.Close();
3470
3471     apr_pool_clear(pool_);
3472
3473     NSRecycleZone(zone_);
3474     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3475
3476     int chk(creat("/tmp/cydia.chk", 0644));
3477     if (chk != -1)
3478         close(chk);
3479
3480     if (invocation != nil)
3481         [invocation invoke];
3482
3483     NSString *title(UCLocalize("DATABASE"));
3484
3485     _trace();
3486     while (!cache_.Open(progress_, true)) { pop:
3487         std::string error;
3488         bool warning(!_error->PopMessage(error));
3489         lprintf("cache_.Open():[%s]\n", error.c_str());
3490
3491         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3492             [delegate_ repairWithSelector:@selector(configure)];
3493         else if (error == "The package lists or status file could not be parsed or opened.")
3494             [delegate_ repairWithSelector:@selector(update)];
3495         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3496         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3497             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3498         // else if (error == "The list of sources could not be read.")
3499         else {
3500             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3501             return;
3502         }
3503
3504         if (warning)
3505             goto pop;
3506         _error->Discard();
3507     }
3508     _trace();
3509
3510     unlink("/tmp/cydia.chk");
3511
3512     now_ = [[NSDate date] timeIntervalSince1970];
3513
3514     policy_ = new pkgDepCache::Policy();
3515     records_ = new pkgRecords(cache_);
3516     resolver_ = new pkgProblemResolver(cache_);
3517     fetcher_ = new pkgAcquire(&status_);
3518     lock_ = NULL;
3519
3520     list_ = new pkgSourceList();
3521     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3522         return;
3523
3524     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3525         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3526         return;
3527     }
3528
3529     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3530         return;
3531
3532     if (cache_->BrokenCount() != 0) {
3533         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3534             return;
3535
3536         if (cache_->BrokenCount() != 0) {
3537             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3538             return;
3539         }
3540
3541         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3542             return;
3543     }
3544
3545     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3546         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3547         [sourceList_ addObject:object];
3548
3549         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3550         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3551             // XXX: this could be more intelligent
3552             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3553                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3554                 if (!cached.end())
3555                     sourceMap_[cached->ID] = object;
3556             }
3557     }
3558
3559     {
3560         /*std::vector<Package *> packages;
3561         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3562         [packages_ release];
3563         packages_ = nil;*/
3564
3565         _trace();
3566
3567         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3568             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3569                 //packages.push_back(package);
3570                 CFArrayAppendValue(packages_, [package retain]);
3571
3572         _trace();
3573
3574         /*if (packages.empty())
3575             packages_ = [[NSArray alloc] init];
3576         else
3577             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3578         _trace();*/
3579
3580         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3581         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3582         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3583
3584         /*_trace();
3585         PrintTimes();
3586         _trace();*/
3587
3588         _trace();
3589
3590         /*if (!packages.empty())
3591             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3592         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3593
3594         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3595
3596         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3597
3598         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3599
3600         _trace();
3601
3602         size_t count(CFArrayGetCount(packages_));
3603         MetaFile_->active_ = count;
3604
3605         for (size_t index(0); index != count; ++index)
3606             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3607
3608         _trace();
3609     }
3610 } } CYPoolEnd() _trace(); }
3611
3612 - (void) clear {
3613 @synchronized (self) {
3614     delete resolver_;
3615     resolver_ = new pkgProblemResolver(cache_);
3616
3617     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3618         if (!cache_[iterator].Keep())
3619             cache_->MarkKeep(iterator, false);
3620         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3621             cache_->SetReInstall(iterator, false);
3622 } }
3623
3624 - (void) configure {
3625     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3626     _trace();
3627     system([dpkg UTF8String]);
3628     _trace();
3629 }
3630
3631 - (bool) clean {
3632     // XXX: I don't remember this condition
3633     if (lock_ != NULL)
3634         return false;
3635
3636     FileFd Lock;
3637     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3638
3639     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3640
3641     if ([self popErrorWithTitle:title])
3642         return false;
3643
3644     pkgAcquire fetcher;
3645     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3646
3647     class LogCleaner :
3648         public pkgArchiveCleaner
3649     {
3650       protected:
3651         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3652             unlink(File);
3653         }
3654     } cleaner;
3655
3656     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3657         return false;
3658
3659     return true;
3660 }
3661
3662 - (bool) prepare {
3663     fetcher_->Shutdown();
3664
3665     pkgRecords records(cache_);
3666
3667     lock_ = new FileFd();
3668     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3669
3670     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3671
3672     if ([self popErrorWithTitle:title])
3673         return false;
3674
3675     pkgSourceList list;
3676     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3677         return false;
3678
3679     manager_ = (_system->CreatePM(cache_));
3680     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3681         return false;
3682
3683     return true;
3684 }
3685
3686 - (void) perform {
3687     bool substrate(RestartSubstrate_);
3688     RestartSubstrate_ = false;
3689
3690     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3691
3692     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3693         pkgSourceList list;
3694         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3695             return;
3696         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3697             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3698     }
3699
3700     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3701         _trace();
3702         return;
3703     }
3704
3705     [(id)CydiaApp performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3706
3707     bool failed = false;
3708     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3709         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3710             continue;
3711         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3712             continue;
3713
3714         std::string uri = (*item)->DescURI();
3715         std::string error = (*item)->ErrorText;
3716
3717         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3718         failed = true;
3719
3720         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3721             withObject:[NSArray arrayWithObjects:
3722                 [NSString stringWithUTF8String:error.c_str()],
3723             nil]
3724             waitUntilDone:YES
3725         ];
3726     }
3727
3728     [(id)CydiaApp performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3729
3730     if (failed) {
3731         _trace();
3732         return;
3733     }
3734
3735     if (substrate)
3736         RestartSubstrate_ = true;
3737
3738     _system->UnLock();
3739     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3740
3741     if (_error->PendingError()) {
3742         _trace();
3743         return;
3744     }
3745
3746     if (result == pkgPackageManager::Failed) {
3747         _trace();
3748         return;
3749     }
3750
3751     if (result != pkgPackageManager::Completed) {
3752         _trace();
3753         return;
3754     }
3755
3756     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3757         pkgSourceList list;
3758         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3759             return;
3760         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3761             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3762     }
3763
3764     if (![before isEqualToArray:after])
3765         [self update];
3766 }
3767
3768 - (bool) upgrade {
3769     NSString *title(UCLocalize("UPGRADE"));
3770     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3771         return false;
3772     return true;
3773 }
3774
3775 - (void) update {
3776     [self updateWithStatus:status_];
3777 }
3778
3779 - (void) updateWithStatus:(Status &)status {
3780     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3781     NSString *title(UCLocalize("REFRESHING_DATA"));
3782
3783     pkgSourceList list;
3784     if (!list.ReadMainList())
3785         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3786
3787     FileFd lock;
3788     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3789     if ([self popErrorWithTitle:title])
3790         return;
3791
3792     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3793         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3794         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3795
3796     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3797     Changed_ = true;
3798 }
3799
3800 - (void) setDelegate:(id)delegate {
3801     delegate_ = delegate;
3802     status_.setDelegate(delegate);
3803     progress_.setDelegate(delegate);
3804 }
3805
3806 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3807     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3808     return i == sourceMap_.end() ? nil : i->second;
3809 }
3810
3811 - (NSString *) mappedSectionForPointer:(const char *)section {
3812     _H<NSString> *mapped;
3813
3814     _profile(Database$mappedSectionForPointer$Cache)
3815         mapped = &sections_[section];
3816     _end
3817
3818     if (*mapped == NULL) {
3819         size_t length(strlen(section));
3820         char spaced[length + 1];
3821
3822         _profile(Database$mappedSectionForPointer$Replace)
3823             for (size_t index(0); index != length; ++index)
3824                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3825             spaced[length] = '\0';
3826         _end
3827
3828         NSString *string;
3829
3830         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3831             string = [NSString stringWithUTF8String:spaced];
3832         _end
3833
3834         _profile(Database$mappedSectionForPointer$Map)
3835             string = [SectionMap_ objectForKey:string] ?: string;
3836         _end
3837
3838         *mapped = string;
3839     } return *mapped;
3840 }
3841
3842 @end
3843 /* }}} */
3844
3845 /* Web Scripting {{{ */
3846 @interface CydiaObject : NSObject {
3847     id indirect_;
3848     _transient id delegate_;
3849 }
3850
3851 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3852
3853 @end
3854
3855 @implementation CydiaObject
3856
3857 - (void) dealloc {
3858     [indirect_ release];
3859     [super dealloc];
3860 }
3861
3862 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3863     if ((self = [super init]) != nil) {
3864         indirect_ = [indirect retain];
3865     } return self;
3866 }
3867
3868 - (void) setDelegate:(id)delegate {
3869     delegate_ = delegate;
3870 }
3871
3872 + (NSArray *) _attributeKeys {
3873     return [NSArray arrayWithObjects:
3874         @"device",
3875         @"ecid",
3876         @"model",
3877         @"plmn",
3878         @"role",
3879         @"serial",
3880     nil];
3881 }
3882
3883 - (NSArray *) attributeKeys {
3884     return [[self class] _attributeKeys];
3885 }
3886
3887 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3888     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3889 }
3890
3891 - (NSString *) device {
3892     return [[UIDevice currentDevice] uniqueIdentifier];
3893 }
3894
3895 - (NSString *) plmn {
3896     return PLMN_;
3897 }
3898
3899 - (NSString *) ecid {
3900     return ChipID_;
3901 }
3902
3903 - (NSString *) serial {
3904     return SerialNumber_;
3905 }
3906
3907 - (NSString *) role {
3908     return Role_;
3909 }
3910
3911 - (NSString *) model {
3912     return [NSString stringWithUTF8String:Machine_];
3913 }
3914
3915 + (NSString *) webScriptNameForSelector:(SEL)selector {
3916     if (false);
3917     else if (selector == @selector(addTrivialSource:))
3918         return @"addTrivialSource";
3919     else if (selector == @selector(close))
3920         return @"close";
3921     else if (selector == @selector(du:))
3922         return @"du";
3923     else if (selector == @selector(stringWithFormat:arguments:))
3924         return @"format";
3925     else if (selector == @selector(getAllSources))
3926         return @"getAllSourcs";
3927     else if (selector == @selector(getKernelNumber:))
3928         return @"getKernelNumber";
3929     else if (selector == @selector(getKernelString:))
3930         return @"getKernelString";
3931     else if (selector == @selector(getInstalledPackages))
3932         return @"getInstalledPackages";
3933     else if (selector == @selector(getPackageById:))
3934         return @"getPackageById";
3935     else if (selector == @selector(installPackages:))
3936         return @"installPackages";
3937     else if (selector == @selector(localizedStringForKey:value:table:))
3938         return @"localize";
3939     else if (selector == @selector(refreshSources))
3940         return @"refreshSources";
3941     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3942         return @"setButtonImage";
3943     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3944         return @"setButtonTitle";
3945     else if (selector == @selector(setPopupHook:))
3946         return @"setPopupHook";
3947     else if (selector == @selector(setToken:))
3948         return @"setToken";
3949     else if (selector == @selector(setViewportWidth:))
3950         return @"setViewportWidth";
3951     else if (selector == @selector(statfs:))
3952         return @"statfs";
3953     else if (selector == @selector(supports:))
3954         return @"supports";
3955     else
3956         return nil;
3957 }
3958
3959 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3960     return [self webScriptNameForSelector:selector] == nil;
3961 }
3962
3963 - (BOOL) supports:(NSString *)feature {
3964     return [feature isEqualToString:@"window.open"];
3965 }
3966
3967 - (NSNumber *) getKernelNumber:(NSString *)name {
3968     const char *string([name UTF8String]);
3969
3970     size_t size;
3971     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3972         return (id) [NSNull null];
3973
3974     if (size != sizeof(int))
3975         return (id) [NSNull null];
3976
3977     int value;
3978     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3979         return (id) [NSNull null];
3980
3981     return [NSNumber numberWithInt:value];
3982 }
3983
3984 - (NSString *) getKernelString:(NSString *)name {
3985     const char *string([name UTF8String]);
3986
3987     size_t size;
3988     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3989         return (id) [NSNull null];
3990
3991     char value[size + 1];
3992     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3993         return (id) [NSNull null];
3994
3995     // XXX: just in case you request something ludicrous
3996     value[size] = '\0';
3997
3998     return [NSString stringWithCString:value];
3999 }
4000
4001 - (void) addTrivialSource:(NSString *)href {
4002     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4003 }
4004
4005 - (void) refreshSources {
4006     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4007 }
4008
4009 - (NSArray *) getAllSources {
4010     return [[Database sharedInstance] sources];
4011 }
4012
4013 - (NSArray *) getInstalledPackages {
4014     Database *database([Database sharedInstance]);
4015 @synchronized (database) {
4016     NSArray *packages([database packages]);
4017     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4018     for (Package *package in packages)
4019         if (![package uninstalled])
4020             [installed addObject:package];
4021     return installed;
4022 } }
4023
4024 - (Package *) getPackageById:(NSString *)id {
4025     Package *package([[Database sharedInstance] packageWithName:id]);
4026     [package parse];
4027     return package;
4028 }
4029
4030 - (NSArray *) statfs:(NSString *)path {
4031     struct statfs stat;
4032
4033     if (path == nil || statfs([path UTF8String], &stat) == -1)
4034         return nil;
4035
4036     return [NSArray arrayWithObjects:
4037         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4038         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4039         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4040     nil];
4041 }
4042
4043 - (NSNumber *) du:(NSString *)path {
4044     NSNumber *value(nil);
4045
4046     int fds[2];
4047     _assert(pipe(fds) != -1);
4048
4049     pid_t pid(ExecFork());
4050     if (pid == 0) {
4051         _assert(dup2(fds[1], 1) != -1);
4052         _assert(close(fds[0]) != -1);
4053         _assert(close(fds[1]) != -1);
4054         /* XXX: this should probably not use du */
4055         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4056         exit(1);
4057         _assert(false);
4058     }
4059
4060     _assert(close(fds[1]) != -1);
4061
4062     if (FILE *du = fdopen(fds[0], "r")) {
4063         char line[1024];
4064         while (fgets(line, sizeof(line), du) != NULL) {
4065             size_t length(strlen(line));
4066             while (length != 0 && line[length - 1] == '\n')
4067                 line[--length] = '\0';
4068             if (char *tab = strchr(line, '\t')) {
4069                 *tab = '\0';
4070                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4071             }
4072         }
4073
4074         fclose(du);
4075     } else _assert(close(fds[0]));
4076
4077     int status;
4078   wait:
4079     if (waitpid(pid, &status, 0) == -1)
4080         if (errno == EINTR)
4081             goto wait;
4082         else _assert(false);
4083
4084     return value;
4085 }
4086
4087 - (void) close {
4088     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4089 }
4090
4091 - (void) installPackages:(NSArray *)packages {
4092     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4093 }
4094
4095 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4096     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4097 }
4098
4099 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4100     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4101 }
4102
4103 - (void) _setToken:(NSString *)token {
4104     if (Token_ != nil)
4105         [Token_ release];
4106     Token_ = [token retain];
4107
4108     [Metadata_ setObject:Token_ forKey:@"Token"];
4109     Changed_ = true;
4110 }
4111
4112 - (void) setToken:(NSString *)token {
4113     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4114 }
4115
4116 - (void) setPopupHook:(id)function {
4117     [indirect_ setPopupHook:function];
4118 }
4119
4120 - (void) setViewportWidth:(float)width {
4121     [indirect_ setViewportWidthOnMainThread:width];
4122 }
4123
4124 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4125     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4126     unsigned count([arguments count]);
4127     id values[count];
4128     for (unsigned i(0); i != count; ++i)
4129         values[i] = [arguments objectAtIndex:i];
4130     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4131 }
4132
4133 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4134     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4135         value = nil;
4136     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4137         table = nil;
4138     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4139 }
4140
4141 @end
4142 /* }}} */
4143
4144 /* @ Loading... Indicator {{{ */
4145 @interface CYLoadingIndicator : UIView {
4146     UIActivityIndicatorView *spinner_;
4147     UILabel *label_;
4148     UIView *container_;
4149 }
4150
4151 @property (readonly, nonatomic) UILabel *label;
4152 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4153
4154 @end
4155
4156 @implementation CYLoadingIndicator
4157
4158 - (id) initWithFrame:(CGRect)frame {
4159     if ((self = [super initWithFrame:frame]) != nil) {
4160         container_ = [[[UIView alloc] init] autorelease];
4161         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4162
4163         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4164         [spinner_ startAnimating];
4165         [container_ addSubview:spinner_];
4166
4167         label_ = [[[UILabel alloc] init] autorelease];
4168         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4169         [label_ setBackgroundColor:[UIColor clearColor]];
4170         [label_ setTextColor:[UIColor blackColor]];
4171         [label_ setShadowColor:[UIColor whiteColor]];
4172         [label_ setShadowOffset:CGSizeMake(0, 1)];
4173         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4174         [container_ addSubview:label_];
4175
4176         CGSize viewsize = frame.size;
4177         CGSize spinnersize = [spinner_ bounds].size;
4178         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4179         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4180
4181         CGRect containrect = {
4182             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4183             CGSizeMake(bothwidth, spinnersize.height)
4184         };
4185         CGRect textrect = {
4186             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4187             textsize
4188         };
4189         CGRect spinrect = {
4190             CGPointZero,
4191             spinnersize
4192         };
4193
4194         [container_ setFrame:containrect];
4195         [spinner_ setFrame:spinrect];
4196         [label_ setFrame:textrect];
4197         [self addSubview:container_];
4198     } return self;
4199 }
4200
4201 - (UILabel *) label {
4202     return label_;
4203 }
4204
4205 - (UIActivityIndicatorView *) activityIndicatorView {
4206     return spinner_;
4207 }
4208
4209 @end
4210 /* }}} */
4211 /* Emulated Loading Controller {{{ */
4212 @interface CYEmulatedLoadingController : CYViewController <
4213     ProgressDelegate,
4214     ConfigurationDelegate
4215 > {
4216     _transient Database *database_;
4217     CYLoadingIndicator *indicator_;
4218     UITabBar *tabbar_;
4219     UINavigationBar *navbar_;
4220 }
4221
4222 @end
4223
4224 @implementation CYEmulatedLoadingController
4225
4226 - (void) dealloc {
4227     [self releaseSubviews];
4228     [database_ setDelegate:nil];
4229
4230     [super dealloc];
4231 }
4232
4233 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4234     CYAlertView *sheet([[[CYAlertView alloc]
4235         initWithTitle:title
4236         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4237         defaultButtonIndex:0
4238     ] autorelease]);
4239
4240     [sheet setMessage:error];
4241     [sheet yieldToPopupAlertAnimated:YES];
4242     [sheet dismiss];
4243 }
4244
4245 - (void) setProgressTitle:(NSString *)title { }
4246 - (void) setProgressPercent:(NSNumber *)percent { }
4247 - (void) startProgress { }
4248 - (void) addProgressOutput:(NSString *)output { }
4249 - (bool) isCancelling:(size_t)received { return NO; }
4250 - (void) setConfigurationData:(NSString *)data { }
4251
4252 - (void) repairWithSelector:(SEL)selector {
4253     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4254     [database_ performSelector:selector];
4255     sleep(10);
4256     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4257 }
4258
4259 - (id) initWithDatabase:(Database *)database {
4260     if ((self = [super init]) != nil) {
4261         database_ = database;
4262         [database_ setDelegate:self];
4263     } return self;
4264 }
4265
4266 - (void) loadView {
4267     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4268     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4269
4270     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4271     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4272     [[self view] addSubview:indicator_];
4273
4274     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4275     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4276     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4277     [[self view] addSubview:tabbar_];
4278
4279     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4280     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4281     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4282     [[self view] addSubview:navbar_];
4283 }
4284
4285 - (void) releaseSubviews {
4286     [indicator_ release];
4287     indicator_ = nil;
4288
4289     [tabbar_ release];
4290     tabbar_ = nil;
4291
4292     [navbar_ release];
4293     navbar_ = nil;
4294 }
4295
4296 @end
4297 /* }}} */
4298
4299 /* Cydia Browser Controller {{{ */
4300 @interface CYBrowserController : BrowserController {
4301     CydiaObject *cydia_;
4302 }
4303
4304 @end
4305
4306 @implementation CYBrowserController
4307
4308 - (void) dealloc {
4309     [cydia_ release];
4310     [super dealloc];
4311 }
4312
4313 - (NSURL *) navigationURL {
4314     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4315 }
4316
4317 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4318 }
4319
4320 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4321     [super webView:view didClearWindowObject:window forFrame:frame];
4322
4323     WebDataSource *source([frame dataSource]);
4324     NSURLResponse *response([source response]);
4325
4326     NSURL *url([response URL]);
4327     NSString *scheme([url scheme]);
4328     NSString *host([url host]);
4329
4330     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4331         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4332         NSDictionary *headers([http allHeaderFields]);
4333         [self setHeaders:headers forHost:host];
4334     }
4335
4336     if (
4337         [host isEqualToString:@"cydia.saurik.com"] ||
4338         [host hasSuffix:@".cydia.saurik.com"] ||
4339         [scheme isEqualToString:@"file"]
4340     )
4341         [window setValue:cydia_ forKey:@"cydia"];
4342 }
4343
4344 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4345     if (System_ != NULL)
4346         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4347     if (Machine_ != NULL)
4348         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4349     if (Token_ != nil)
4350         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4351     if (Role_ != nil)
4352         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4353 }
4354
4355 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4356     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4357     [self _setMoreHeaders:copy];
4358     return copy;
4359 }
4360
4361 - (void) setDelegate:(id)delegate {
4362     [super setDelegate:delegate];
4363     [cydia_ setDelegate:delegate];
4364 }
4365
4366 - (id) init {
4367     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4368         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4369
4370         WebView *webview([[webview_ _documentView] webView]);
4371
4372         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4373
4374         NSString *application = package == nil ? @"Cydia" : [NSString
4375             stringWithFormat:@"Cydia/%@",
4376             [package installed]
4377         ];
4378
4379         if (Safari_ != nil)
4380             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4381         if (Build_ != nil)
4382             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4383         if (Product_ != nil)
4384             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4385
4386         [webview setApplicationNameForUserAgent:application];
4387     } return self;
4388 }
4389
4390 @end
4391 /* }}} */
4392
4393 // CydiaScript {{{
4394 @interface NSObject (CydiaScript)
4395 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4396 @end
4397
4398 @implementation NSObject (CydiaScript)
4399
4400 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4401     return self;
4402 }
4403
4404 @end
4405
4406 @implementation NSArray (CydiaScript)
4407
4408 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4409     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4410     for (size_t i(0), e([self count]); i != e; ++i)
4411         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4412     return object;
4413 }
4414
4415 @end
4416
4417 @implementation NSDictionary (CydiaScript)
4418
4419 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4420     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4421     for (id i in self)
4422         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4423     return object;
4424 }
4425
4426 @end
4427 // }}}
4428
4429 /* Confirmation Controller {{{ */
4430 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4431     if (!iterator.end())
4432         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4433             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4434                 continue;
4435             pkgCache::PkgIterator package(dep.TargetPkg());
4436             if (package.end())
4437                 continue;
4438             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4439                 return true;
4440         }
4441
4442     return false;
4443 }
4444
4445 @protocol ConfirmationControllerDelegate
4446 - (void) cancelAndClear:(bool)clear;
4447 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4448 - (void) queue;
4449 @end
4450
4451 @interface ConfirmationController : CYBrowserController {
4452     _transient Database *database_;
4453
4454     UIAlertView *essential_;
4455
4456     NSDictionary *changes_;
4457     NSMutableArray *issues_;
4458     NSDictionary *sizes_;
4459
4460     BOOL substrate_;
4461 }
4462
4463 - (id) initWithDatabase:(Database *)database;
4464
4465 @end
4466
4467 @implementation ConfirmationController
4468
4469 - (void) dealloc {
4470     [changes_ release];
4471     [issues_ release];
4472     [sizes_ release];
4473
4474     if (essential_ != nil)
4475         [essential_ release];
4476
4477     [super dealloc];
4478 }
4479
4480 - (void) complete {
4481     if (substrate_)
4482         RestartSubstrate_ = true;
4483     [delegate_ confirmWithNavigationController:[self navigationController]];
4484 }
4485
4486 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4487     NSString *context([alert context]);
4488
4489     if ([context isEqualToString:@"remove"]) {
4490         if (button == [alert cancelButtonIndex])
4491             [self dismissModalViewControllerAnimated:YES];
4492         else if (button == [alert firstOtherButtonIndex]) {
4493             [self complete];
4494         }
4495
4496         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4497     } else if ([context isEqualToString:@"unable"]) {
4498         [self dismissModalViewControllerAnimated:YES];
4499         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4500     } else {
4501         [super alertView:alert clickedButtonAtIndex:button];
4502     }
4503 }
4504
4505 - (void) _doContinue {
4506     [self dismissModalViewControllerAnimated:YES];
4507     [delegate_ cancelAndClear:NO];
4508 }
4509
4510 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4511     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4512     return nil;
4513 }
4514
4515 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4516     [super webView:view didClearWindowObject:window forFrame:frame];
4517
4518     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4519         changes_, @"changes",
4520         issues_, @"issues",
4521         sizes_, @"sizes",
4522         self, @"queue",
4523     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4524 }
4525
4526 - (id) initWithDatabase:(Database *)database {
4527     if ((self = [super init]) != nil) {
4528         database_ = database;
4529
4530         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4531         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4532         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4533         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4534         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4535
4536         bool remove(false);
4537
4538         pkgCacheFile &cache([database_ cache]);
4539         NSArray *packages([database_ packages]);
4540         pkgDepCache::Policy *policy([database_ policy]);
4541
4542         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4543
4544         for (Package *package in packages) {
4545             pkgCache::PkgIterator iterator([package iterator]);
4546             NSString *name([package id]);
4547
4548             if ([package broken]) {
4549                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4550
4551                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4552                     name, @"package",
4553                     reasons, @"reasons",
4554                 nil]];
4555
4556                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4557                 if (ver.end())
4558                     continue;
4559
4560                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4561                     pkgCache::DepIterator start;
4562                     pkgCache::DepIterator end;
4563                     dep.GlobOr(start, end); // ++dep
4564
4565                     if (!cache->IsImportantDep(end))
4566                         continue;
4567                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4568                         continue;
4569
4570                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4571
4572                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4573                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4574                         clauses, @"clauses",
4575                     nil]];
4576
4577                     _forever {
4578                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4579
4580                         pkgCache::PkgIterator target(start.TargetPkg());
4581                         if (target->ProvidesList != 0)
4582                             reason = @"missing";
4583                         else {
4584                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4585                             if (!ver.end()) {
4586                                 reason = @"installed";
4587                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4588                             } else if (!cache[target].CandidateVerIter(cache).end())
4589                                 reason = @"uninstalled";
4590                             else if (target->ProvidesList == 0)
4591                                 reason = @"uninstallable";
4592                             else
4593                                 reason = @"virtual";
4594                         }
4595
4596                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4597                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4598                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4599                         nil]);
4600
4601                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4602                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4603                             version, @"version",
4604                             reason, @"reason",
4605                             installed, @"installed",
4606                         nil]];
4607
4608                         // yes, seriously. (wtf?)
4609                         if (start == end)
4610                             break;
4611                         ++start;
4612                     }
4613                 }
4614             }
4615
4616             pkgDepCache::StateCache &state(cache[iterator]);
4617
4618             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4619
4620             if (state.NewInstall())
4621                 [installs addObject:name];
4622             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4623                 [reinstalls addObject:name];
4624             else if (state.Upgrade())
4625                 [upgrades addObject:name];
4626             else if (state.Downgrade())
4627                 [downgrades addObject:name];
4628             else if (!state.Delete())
4629                 continue;
4630             else if (special_r(name))
4631                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4632                     [NSNull null], @"package",
4633                     [NSArray arrayWithObjects:
4634                         [NSDictionary dictionaryWithObjectsAndKeys:
4635                             @"Conflicts", @"relationship",
4636                             [NSArray arrayWithObjects:
4637                                 [NSDictionary dictionaryWithObjectsAndKeys:
4638                                     name, @"package",
4639                                     [NSNull null], @"version",
4640                                     @"installed", @"reason",
4641                                 nil],
4642                             nil], @"clauses",
4643                         nil],
4644                     nil], @"reasons",
4645                 nil]];
4646             else {
4647                 if ([package essential])
4648                     remove = true;
4649                 [removes addObject:name];
4650             }
4651
4652             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4653             substrate_ |= DepSubstrate(iterator.CurrentVer());
4654         }
4655
4656         if (!remove)
4657             essential_ = nil;
4658         else if (Advanced_) {
4659             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4660
4661             essential_ = [[UIAlertView alloc]
4662                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4663                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4664                 delegate:self
4665                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4666                 otherButtonTitles:
4667                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4668                 nil
4669             ];
4670
4671             [essential_ setContext:@"remove"];
4672         } else {
4673             essential_ = [[UIAlertView alloc]
4674                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4675                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4676                 delegate:self
4677                 cancelButtonTitle:UCLocalize("OKAY")
4678                 otherButtonTitles:nil
4679             ];
4680
4681             [essential_ setContext:@"unable"];
4682         }
4683
4684         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4685             installs, @"installs",
4686             reinstalls, @"reinstalls",
4687             upgrades, @"upgrades",
4688             downgrades, @"downgrades",
4689             removes, @"removes",
4690         nil];
4691
4692         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4693             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4694             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4695         nil];
4696
4697         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4698
4699         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4700             initWithTitle:UCLocalize("CANCEL")
4701             style:UIBarButtonItemStylePlain
4702             target:self
4703             action:@selector(cancelButtonClicked)
4704         ] autorelease]];
4705     } return self;
4706 }
4707
4708 #if !AlwaysReload
4709 - (void) applyRightButton {
4710     if ([issues_ count] == 0 && ![self isLoading])
4711         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4712             initWithTitle:UCLocalize("CONFIRM")
4713             style:UIBarButtonItemStyleDone
4714             target:self
4715             action:@selector(confirmButtonClicked)
4716         ] autorelease]];
4717     else
4718         [[self navigationItem] setRightBarButtonItem:nil];
4719 }
4720 #endif
4721
4722 - (void) cancelButtonClicked {
4723     [self dismissModalViewControllerAnimated:YES];
4724     [delegate_ cancelAndClear:YES];
4725 }
4726
4727 #if !AlwaysReload
4728 - (void) confirmButtonClicked {
4729     if (essential_ != nil)
4730         [essential_ show];
4731     else
4732         [self complete];
4733 }
4734 #endif
4735
4736 @end
4737 /* }}} */
4738
4739 /* Progress Data {{{ */
4740 @interface ProgressData : NSObject {
4741     SEL selector_;
4742     // XXX: should these really both be _transient?
4743     _transient id target_;
4744     _transient id object_;
4745 }
4746
4747 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4748
4749 - (SEL) selector;
4750 - (id) target;
4751 - (id) object;
4752
4753 @end
4754
4755 @implementation ProgressData
4756
4757 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4758     if ((self = [super init]) != nil) {
4759         selector_ = selector;
4760         target_ = target;
4761         object_ = object;
4762     } return self;
4763 }
4764
4765 - (SEL) selector {
4766     return selector_;
4767 }
4768
4769 - (id) target {
4770     return target_;
4771 }
4772
4773 - (id) object {
4774     return object_;
4775 }
4776
4777 @end
4778 /* }}} */
4779 /* Progress Controller {{{ */
4780 @interface ProgressController : CYViewController <
4781     ConfigurationDelegate,
4782     ProgressDelegate
4783 > {
4784     _transient Database *database_;
4785     UIProgressBar *progress_;
4786     UITextView *output_;
4787     UITextLabel *status_;
4788     UIPushButton *close_;
4789     BOOL running_;
4790     SHA1SumValue springlist_;
4791     SHA1SumValue notifyconf_;
4792     NSString *title_;
4793 }
4794
4795 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4796
4797 - (void) _retachThread;
4798 - (void) _detachNewThreadData:(ProgressData *)data;
4799 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4800
4801 - (BOOL) isRunning;
4802
4803 @end
4804
4805 @protocol ProgressControllerDelegate
4806 - (void) progressControllerIsComplete:(ProgressController *)sender;
4807 @end
4808
4809 @implementation ProgressController
4810
4811 - (void) dealloc {
4812     [database_ setDelegate:nil];
4813     [progress_ release];
4814     [output_ release];
4815     [status_ release];
4816     [close_ release];
4817     if (title_ != nil)
4818         [title_ release];
4819     [super dealloc];
4820 }
4821
4822 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4823     if ((self = [super init]) != nil) {
4824         database_ = database;
4825         [database_ setDelegate:self];
4826         delegate_ = delegate;
4827
4828         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4829
4830         progress_ = [[UIProgressBar alloc] init];
4831         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4832         [progress_ setStyle:0];
4833
4834         status_ = [[UITextLabel alloc] init];
4835         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4836         [status_ setColor:[UIColor whiteColor]];
4837         [status_ setBackgroundColor:[UIColor clearColor]];
4838         [status_ setCentersHorizontally:YES];
4839         //[status_ setFont:font];
4840
4841         output_ = [[UITextView alloc] init];
4842         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4843         //[output_ setTextFont:@"Courier New"];
4844         [output_ setFont:[[output_ font] fontWithSize:12]];
4845         [output_ setTextColor:[UIColor whiteColor]];
4846         [output_ setBackgroundColor:[UIColor clearColor]];
4847         [output_ setMarginTop:0];
4848         [output_ setAllowsRubberBanding:YES];
4849         [output_ setEditable:NO];
4850         [[self view] addSubview:output_];
4851
4852         close_ = [[UIPushButton alloc] init];
4853         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4854         [close_ setAutosizesToFit:NO];
4855         [close_ setDrawsShadow:YES];
4856         [close_ setStretchBackground:YES];
4857         [close_ setEnabled:YES];
4858         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4859         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4860         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4861         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4862     } return self;
4863 }
4864
4865 - (void) positionViews {
4866     CGRect bounds = [[self view] bounds];
4867     CGSize prgsize = [UIProgressBar defaultSize];
4868
4869     CGRect prgrect = {{
4870         (bounds.size.width - prgsize.width) / 2,
4871         bounds.size.height - prgsize.height - 20
4872     }, prgsize};
4873
4874     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4875
4876     [progress_ setFrame:prgrect];
4877     [status_ setFrame:CGRectMake(
4878         10,
4879         bounds.size.height - prgsize.height - 50,
4880         bounds.size.width - 20,
4881         24
4882     )];
4883     [output_ setFrame:CGRectMake(
4884         10,
4885         20,
4886         bounds.size.width - 20,
4887         bounds.size.height - 96
4888     )];
4889     [close_ setFrame:CGRectMake(
4890         (bounds.size.width - closewidth) / 2,
4891         bounds.size.height - prgsize.height - 50,
4892         closewidth,
4893         32 + prgsize.height
4894     )];
4895 }
4896
4897 - (void) viewWillAppear:(BOOL)animated {
4898     [super viewDidAppear:animated];
4899     [[self navigationItem] setHidesBackButton:YES];
4900     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4901
4902     [self positionViews];
4903 }
4904
4905 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4906     [self positionViews];
4907 }
4908
4909 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4910     NSString *context([alert context]);
4911
4912     if ([context isEqualToString:@"conffile"]) {
4913         FILE *input = [database_ input];
4914         if (button == [alert cancelButtonIndex])
4915             fprintf(input, "N\n");
4916         else if (button == [alert firstOtherButtonIndex])
4917             fprintf(input, "Y\n");
4918         fflush(input);
4919     }
4920 }
4921
4922 - (void) closeButtonPushed {
4923     running_ = NO;
4924
4925     UpdateExternalStatus(0);
4926
4927     switch (Finish_) {
4928         case 0:
4929             [self dismissModalViewControllerAnimated:YES];
4930         break;
4931
4932         case 1:
4933             [delegate_ terminateWithSuccess];
4934             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4935                 [delegate_ suspendWithAnimation:YES];
4936             else
4937                 [delegate_ suspend];*/
4938         break;
4939
4940         case 2:
4941             _trace();
4942             goto reload;
4943
4944         case 3:
4945             _trace();
4946             goto reload;
4947
4948         reload:
4949             system("/usr/bin/sbreload");
4950             _trace();
4951         break;
4952
4953         case 4:
4954             _trace();
4955             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4956                 SBReboot(SBSSpringBoardServerPort());
4957             else
4958                 reboot2(RB_AUTOBOOT);
4959         break;
4960     }
4961 }
4962
4963 - (void) _retachThread {
4964     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4965
4966     [[self view] addSubview:close_];
4967     [progress_ removeFromSuperview];
4968     [status_ removeFromSuperview];
4969
4970     [database_ popErrorWithTitle:title_];
4971     [delegate_ progressControllerIsComplete:self];
4972
4973     if (Finish_ < 4) {
4974         FileFd file;
4975         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4976             _error->Discard();
4977         else {
4978             MMap mmap(file, MMap::ReadOnly);
4979             SHA1Summation sha1;
4980             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4981             if (!(notifyconf_ == sha1.Result()))
4982                 Finish_ = 4;
4983         }
4984     }
4985
4986     if (Finish_ < 3) {
4987         FileFd file;
4988         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4989             _error->Discard();
4990         else {
4991             MMap mmap(file, MMap::ReadOnly);
4992             SHA1Summation sha1;
4993             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4994             if (!(springlist_ == sha1.Result()))
4995                 Finish_ = 3;
4996         }
4997     }
4998
4999     if (Finish_ < 2) {
5000         if (RestartSubstrate_)
5001             Finish_ = 2;
5002     }
5003
5004     RestartSubstrate_ = false;
5005
5006     switch (Finish_) {
5007         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5008         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
5009         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
5010         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5011         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
5012     }
5013
5014     _trace();
5015     system("su -c /usr/bin/uicache mobile");
5016     _trace();
5017
5018     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
5019
5020     [delegate_ setStatusBarShowsProgress:NO];
5021 }
5022
5023 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
5024     [[data target] performSelector:[data selector] withObject:[data object]];
5025     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
5026 }
5027
5028 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
5029     UpdateExternalStatus(1);
5030
5031     if (title_ != nil)
5032         [title_ release];
5033     if (title == nil)
5034         title_ = nil;
5035     else
5036         title_ = [title retain];
5037
5038     [[self navigationItem] setTitle:title_];
5039
5040     [status_ setText:nil];
5041     [output_ setText:@""];
5042     [progress_ setProgress:0];
5043
5044     [close_ removeFromSuperview];
5045     [[self view] addSubview:progress_];
5046     [[self view] addSubview:status_];
5047
5048     [delegate_ setStatusBarShowsProgress:YES];
5049     running_ = YES;
5050
5051     {
5052         FileFd file;
5053         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5054             _error->Discard();
5055         else {
5056             MMap mmap(file, MMap::ReadOnly);
5057             SHA1Summation sha1;
5058             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5059             notifyconf_ = sha1.Result();
5060         }
5061     }
5062
5063     {
5064         FileFd file;
5065         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5066             _error->Discard();
5067         else {
5068             MMap mmap(file, MMap::ReadOnly);
5069             SHA1Summation sha1;
5070             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5071             springlist_ = sha1.Result();
5072         }
5073     }
5074
5075     [NSThread
5076         detachNewThreadSelector:@selector(_detachNewThreadData:)
5077         toTarget:self
5078         withObject:[[[ProgressData alloc]
5079             initWithSelector:selector
5080             target:target
5081             object:object
5082         ] autorelease]
5083     ];
5084 }
5085
5086 - (void) repairWithSelector:(SEL)selector {
5087     [self
5088         detachNewThreadSelector:selector
5089         toTarget:database_
5090         withObject:nil
5091         title:UCLocalize("REPAIRING")
5092     ];
5093 }
5094
5095 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5096     CYAlertView *sheet([[[CYAlertView alloc]
5097         initWithTitle:title
5098         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5099         defaultButtonIndex:0
5100     ] autorelease]);
5101
5102     [sheet setMessage:error];
5103     [sheet yieldToPopupAlertAnimated:YES];
5104     [sheet dismiss];
5105 }
5106
5107 - (void) startProgress {
5108 }
5109
5110 - (bool) isCancelling:(size_t)received {
5111     return false;
5112 }
5113
5114 - (void) setConfigurationData:(NSString *)data {
5115     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5116
5117     if (!conffile_r(data)) {
5118         lprintf("E:invalid conffile\n");
5119         return;
5120     }
5121
5122     NSString *ofile = conffile_r[1];
5123     //NSString *nfile = conffile_r[2];
5124
5125     UIAlertView *alert = [[[UIAlertView alloc]
5126         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5127         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5128         delegate:self
5129         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5130         otherButtonTitles:
5131             UCLocalize("ACCEPT_NEW_COPY"),
5132             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5133         nil
5134     ] autorelease];
5135
5136     [alert setContext:@"conffile"];
5137     [alert show];
5138 }
5139
5140 - (void) setProgressTitle:(NSString *)title {
5141     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5142     for (size_t i(0), e([words count]); i != e; ++i) {
5143         NSString *word([words objectAtIndex:i]);
5144         if (Package *package = [database_ packageWithName:word])
5145             [words replaceObjectAtIndex:i withObject:[package name]];
5146     }
5147
5148     [status_ setText:[words componentsJoinedByString:@" "]];
5149 }
5150
5151 - (void) setProgressPercent:(NSNumber *)percent {
5152     [progress_ setProgress:[percent floatValue]];
5153 }
5154
5155 - (void) addProgressOutput:(NSString *)output {
5156     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5157     CGSize size = [output_ contentSize];
5158     CGPoint offset = [output_ contentOffset];
5159     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5160         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5161         [output_ scrollRectToVisible:rect animated:YES];
5162     }
5163 }
5164
5165 - (BOOL) isRunning {
5166     return running_;
5167 }
5168
5169 @end
5170 /* }}} */
5171
5172 /* Cell Content View {{{ */
5173 @protocol ContentDelegate
5174 - (void) drawContentRect:(CGRect)rect;
5175 @end
5176
5177 @interface ContentView : UIView {
5178     _transient id<ContentDelegate> delegate_;
5179 }
5180
5181 @end
5182
5183 @implementation ContentView
5184
5185 - (id) initWithFrame:(CGRect)frame {
5186     if ((self = [super initWithFrame:frame]) != nil) {
5187         [self setNeedsDisplayOnBoundsChange:YES];
5188     } return self;
5189 }
5190
5191 - (void) setDelegate:(id<ContentDelegate>)delegate {
5192     delegate_ = delegate;
5193 }
5194
5195 - (void) drawRect:(CGRect)rect {
5196     [super drawRect:rect];
5197     [delegate_ drawContentRect:rect];
5198 }
5199
5200 @end
5201 /* }}} */
5202 /* Cydia TableView Cell {{{ */
5203 @interface CYTableViewCell : UITableViewCell {
5204     ContentView *content_;
5205     bool highlighted_;
5206 }
5207
5208 @end
5209
5210 @implementation CYTableViewCell
5211
5212 - (void) dealloc {
5213     [content_ release];
5214     [super dealloc];
5215 }
5216
5217 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5218     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5219
5220     if (view == content_) {
5221         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5222         highlighted_ = highlighted;
5223     }
5224
5225     [super _updateHighlightColorsForView:view highlighted:highlighted];
5226 }
5227
5228 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5229     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5230     highlighted_ = selected;
5231
5232     [super setSelected:selected animated:animated];
5233     [content_ setNeedsDisplay];
5234 }
5235
5236 @end
5237 /* }}} */
5238
5239 /* Package Cell {{{ */
5240 @interface PackageCell : CYTableViewCell <
5241     ContentDelegate
5242 > {
5243     UIImage *icon_;
5244     NSString *name_;
5245     NSString *description_;
5246     bool commercial_;
5247     NSString *source_;
5248     UIImage *badge_;
5249     Package *package_;
5250     UIImage *placard_;
5251 }
5252
5253 - (PackageCell *) init;
5254 - (void) setPackage:(Package *)package;
5255
5256 - (void) drawContentRect:(CGRect)rect;
5257
5258 @end
5259
5260 @implementation PackageCell
5261
5262 - (void) clearPackage {
5263     if (icon_ != nil) {
5264         [icon_ release];
5265         icon_ = nil;
5266     }
5267
5268     if (name_ != nil) {
5269         [name_ release];
5270         name_ = nil;
5271     }
5272
5273     if (description_ != nil) {
5274         [description_ release];
5275         description_ = nil;
5276     }
5277
5278     if (source_ != nil) {
5279         [source_ release];
5280         source_ = nil;
5281     }
5282
5283     if (badge_ != nil) {
5284         [badge_ release];
5285         badge_ = nil;
5286     }
5287
5288     if (placard_ != nil) {
5289         [placard_ release];
5290         placard_ = nil;
5291     }
5292
5293     [package_ release];
5294     package_ = nil;
5295 }
5296
5297 - (void) dealloc {
5298     [self clearPackage];
5299     [super dealloc];
5300 }
5301
5302 - (PackageCell *) init {
5303     CGRect frame(CGRectMake(0, 0, 320, 74));
5304     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5305         UIView *content([self contentView]);
5306         CGRect bounds([content bounds]);
5307
5308         content_ = [[ContentView alloc] initWithFrame:bounds];
5309         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5310         [content addSubview:content_];
5311
5312         [content_ setDelegate:self];
5313         [content_ setOpaque:YES];
5314     } return self;
5315 }
5316
5317 - (NSString *) accessibilityLabel {
5318     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5319 }
5320
5321 - (void) setPackage:(Package *)package {
5322     [self clearPackage];
5323     [package parse];
5324
5325     Source *source = [package source];
5326
5327     icon_ = [[package icon] retain];
5328     name_ = [[package name] retain];
5329
5330     if (IsWildcat_)
5331         description_ = [package longDescription];
5332     if (description_ == nil)
5333         description_ = [package shortDescription];
5334     if (description_ != nil)
5335         description_ = [description_ retain];
5336
5337     commercial_ = [package isCommercial];
5338
5339     package_ = [package retain];
5340
5341     NSString *label = nil;
5342     bool trusted = false;
5343
5344     if (source != nil) {
5345         label = [source label];
5346         trusted = [source trusted];
5347     } else if ([[package id] isEqualToString:@"firmware"])
5348         label = UCLocalize("APPLE");
5349     else
5350         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5351
5352     NSString *from(label);
5353
5354     NSString *section = [package simpleSection];
5355     if (section != nil && ![section isEqualToString:label]) {
5356         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5357         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5358     }
5359
5360     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5361     source_ = [from retain];
5362
5363     if (NSString *purpose = [package primaryPurpose])
5364         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5365             badge_ = [badge_ retain];
5366
5367     UIColor *color;
5368     NSString *placard;
5369
5370     if (NSString *mode = [package_ mode]) {
5371         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5372             color = RemovingColor_;
5373             //placard = @"removing";
5374         } else {
5375             color = InstallingColor_;
5376             //placard = @"installing";
5377         }
5378
5379         // XXX: the removing/installing placards are not @2x
5380         placard = nil;
5381     } else {
5382         color = [UIColor whiteColor];
5383
5384         if ([package installed] != nil)
5385             placard = @"installed";
5386         else
5387             placard = nil;
5388     }
5389
5390     [content_ setBackgroundColor:color];
5391
5392     if (placard != nil)
5393         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5394             placard_ = [placard_ retain];
5395
5396     [self setNeedsDisplay];
5397     [content_ setNeedsDisplay];
5398 }
5399
5400 - (void) drawContentRect:(CGRect)rect {
5401     bool highlighted(highlighted_);
5402     float width([self bounds].size.width);
5403
5404 #if 0
5405     CGContextRef context(UIGraphicsGetCurrentContext());
5406     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5407     CGContextFillRect(context, rect);
5408 #endif
5409
5410     if (icon_ != nil) {
5411         CGRect rect;
5412         rect.size = [icon_ size];
5413
5414         rect.size.width /= 2;
5415         rect.size.height /= 2;
5416
5417         rect.origin.x = 25 - rect.size.width / 2;
5418         rect.origin.y = 25 - rect.size.height / 2;
5419
5420         [icon_ drawInRect:rect];
5421     }
5422
5423     if (badge_ != nil) {
5424         CGRect rect;
5425         rect.size = [badge_ size];
5426
5427         rect.size.width /= 2;
5428         rect.size.height /= 2;
5429
5430         rect.origin.x = 36 - rect.size.width / 2;
5431         rect.origin.y = 36 - rect.size.height / 2;
5432
5433         [badge_ drawInRect:rect];
5434     }
5435
5436     if (highlighted)
5437         UISetColor(White_);
5438
5439     if (!highlighted)
5440         UISetColor(commercial_ ? Purple_ : Black_);
5441     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5442     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5443
5444     if (!highlighted)
5445         UISetColor(commercial_ ? Purplish_ : Gray_);
5446     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5447
5448     if (placard_ != nil)
5449         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5450 }
5451
5452 @end
5453 /* }}} */
5454 /* Section Cell {{{ */
5455 @interface SectionCell : CYTableViewCell <
5456     ContentDelegate
5457 > {
5458     NSString *basic_;
5459     NSString *section_;
5460     NSString *name_;
5461     NSString *count_;
5462     UIImage *icon_;
5463     UISwitch *switch_;
5464     BOOL editing_;
5465 }
5466
5467 - (void) setSection:(Section *)section editing:(BOOL)editing;
5468
5469 @end
5470
5471 @implementation SectionCell
5472
5473 - (void) clearSection {
5474     if (basic_ != nil) {
5475         [basic_ release];
5476         basic_ = nil;
5477     }
5478
5479     if (section_ != nil) {
5480         [section_ release];
5481         section_ = nil;
5482     }
5483
5484     if (name_ != nil) {
5485         [name_ release];
5486         name_ = nil;
5487     }
5488
5489     if (count_ != nil) {
5490         [count_ release];
5491         count_ = nil;
5492     }
5493 }
5494
5495 - (void) dealloc {
5496     [self clearSection];
5497     [icon_ release];
5498     [switch_ release];
5499     [super dealloc];
5500 }
5501
5502 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5503     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5504         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5505         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5506         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5507
5508         UIView *content([self contentView]);
5509         CGRect bounds([content bounds]);
5510
5511         content_ = [[ContentView alloc] initWithFrame:bounds];
5512         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5513         [content addSubview:content_];
5514         [content_ setBackgroundColor:[UIColor whiteColor]];
5515
5516         [content_ setDelegate:self];
5517     } return self;
5518 }
5519
5520 - (void) onSwitch:(id)sender {
5521     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5522     if (metadata == nil) {
5523         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5524         [Sections_ setObject:metadata forKey:basic_];
5525     }
5526
5527     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5528     Changed_ = true;
5529 }
5530
5531 - (void) setSection:(Section *)section editing:(BOOL)editing {
5532     if (editing != editing_) {
5533         if (editing_)
5534             [switch_ removeFromSuperview];
5535         else
5536             [self addSubview:switch_];
5537         editing_ = editing;
5538     }
5539
5540     [self clearSection];
5541
5542     if (section == nil) {
5543         name_ = [UCLocalize("ALL_PACKAGES") retain];
5544         count_ = nil;
5545     } else {
5546         basic_ = [section name];
5547         if (basic_ != nil)
5548             basic_ = [basic_ retain];
5549
5550         section_ = [section localized];
5551         if (section_ != nil)
5552             section_ = [section_ retain];
5553
5554         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5555         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5556
5557         if (editing_)
5558             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5559     }
5560
5561     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5562     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5563
5564     [content_ setNeedsDisplay];
5565 }
5566
5567 - (void) setFrame:(CGRect)frame {
5568     [super setFrame:frame];
5569
5570     CGRect rect([switch_ frame]);
5571     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5572 }
5573
5574 - (NSString *) accessibilityLabel {
5575     return name_;
5576 }
5577
5578 - (void) drawContentRect:(CGRect)rect {
5579     bool highlighted(highlighted_ && !editing_);
5580
5581     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5582
5583     if (highlighted)
5584         UISetColor(White_);
5585
5586     float width(rect.size.width);
5587     if (editing_)
5588         width -= 87;
5589
5590     if (!highlighted)
5591         UISetColor(Black_);
5592     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5593
5594     CGSize size = [count_ sizeWithFont:Font14_];
5595
5596     UISetColor(White_);
5597     if (count_ != nil)
5598         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5599 }
5600
5601 @end
5602 /* }}} */
5603
5604 /* File Table {{{ */
5605 @interface FileTable : CYViewController <
5606     UITableViewDataSource,
5607     UITableViewDelegate
5608 > {
5609     _transient Database *database_;
5610     Package *package_;
5611     NSString *name_;
5612     NSMutableArray *files_;
5613     UITableView *list_;
5614 }
5615
5616 - (id) initWithDatabase:(Database *)database;
5617 - (void) setPackage:(Package *)package;
5618
5619 @end
5620
5621 @implementation FileTable
5622
5623 - (void) dealloc {
5624     [self releaseSubviews];
5625
5626     [package_ release];
5627     [name_ release];
5628     [files_ release];
5629
5630     [super dealloc];
5631 }
5632
5633 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5634     return files_ == nil ? 0 : [files_ count];
5635 }
5636
5637 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5638     return 24.0f;
5639 }*/
5640
5641 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5642     static NSString *reuseIdentifier = @"Cell";
5643
5644     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5645     if (cell == nil) {
5646         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5647         [cell setFont:[UIFont systemFontOfSize:16]];
5648     }
5649     [cell setText:[files_ objectAtIndex:indexPath.row]];
5650     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5651
5652     return cell;
5653 }
5654
5655 - (NSURL *) navigationURL {
5656     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5657 }
5658
5659 - (void) loadView {
5660     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5661
5662     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5663     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5664     [list_ setRowHeight:24.0f];
5665     [list_ setDataSource:self];
5666     [list_ setDelegate:self];
5667     [[self view] addSubview:list_];
5668 }
5669
5670 - (void) viewDidLoad {
5671     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5672 }
5673
5674 - (void) releaseSubviews {
5675     [list_ release];
5676     list_ = nil;
5677 }
5678
5679 - (id) initWithDatabase:(Database *)database {
5680     if ((self = [super init]) != nil) {
5681         database_ = database;
5682
5683         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5684     } return self;
5685 }
5686
5687 - (void) setPackage:(Package *)package {
5688     if (package_ != nil) {
5689         [package_ autorelease];
5690         package_ = nil;
5691     }
5692
5693     if (name_ != nil) {
5694         [name_ release];
5695         name_ = nil;
5696     }
5697
5698     [files_ removeAllObjects];
5699
5700     if (package != nil) {
5701         package_ = [package retain];
5702         name_ = [[package id] retain];
5703
5704         if (NSArray *files = [package files])
5705             [files_ addObjectsFromArray:files];
5706
5707         if ([files_ count] != 0) {
5708             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5709                 [files_ removeObjectAtIndex:0];
5710             [files_ sortUsingSelector:@selector(compareByPath:)];
5711
5712             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5713             [stack addObject:@"/"];
5714
5715             for (int i(0), e([files_ count]); i != e; ++i) {
5716                 NSString *file = [files_ objectAtIndex:i];
5717                 while (![file hasPrefix:[stack lastObject]])
5718                     [stack removeLastObject];
5719                 NSString *directory = [stack lastObject];
5720                 [stack addObject:[file stringByAppendingString:@"/"]];
5721                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5722                     ([stack count] - 2) * 3, "",
5723                     [file substringFromIndex:[directory length]]
5724                 ]];
5725             }
5726         }
5727     }
5728
5729     [list_ reloadData];
5730 }
5731
5732 - (void) reloadData {
5733     [super reloadData];
5734
5735     [self setPackage:[database_ packageWithName:name_]];
5736 }
5737
5738 @end
5739 /* }}} */
5740 /* Package Controller {{{ */
5741 @interface CYPackageController : CYBrowserController <
5742     UIActionSheetDelegate
5743 > {
5744     _transient Database *database_;
5745     Package *package_;
5746     NSString *name_;
5747     bool commercial_;
5748     NSMutableArray *buttons_;
5749     UIBarButtonItem *button_;
5750 }
5751
5752 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5753
5754 @end
5755
5756 @implementation CYPackageController
5757
5758 - (void) dealloc {
5759     if (package_ != nil)
5760         [package_ release];
5761     if (name_ != nil)
5762         [name_ release];
5763
5764     [buttons_ release];
5765
5766     if (button_ != nil)
5767         [button_ release];
5768
5769     [super dealloc];
5770 }
5771
5772 - (NSURL *) navigationURL {
5773     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5774 }
5775
5776 /* XXX: this is not safe at all... localization of /fail/ */
5777 - (void) _clickButtonWithName:(NSString *)name {
5778     if ([name isEqualToString:UCLocalize("CLEAR")])
5779         [delegate_ clearPackage:package_];
5780     else if ([name isEqualToString:UCLocalize("INSTALL")])
5781         [delegate_ installPackage:package_];
5782     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5783         [delegate_ installPackage:package_];
5784     else if ([name isEqualToString:UCLocalize("REMOVE")])
5785         [delegate_ removePackage:package_];
5786     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5787         [delegate_ installPackage:package_];
5788     else _assert(false);
5789 }
5790
5791 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5792     NSString *context([sheet context]);
5793
5794     if ([context isEqualToString:@"modify"]) {
5795         if (button != [sheet cancelButtonIndex]) {
5796             NSString *buttonName = [buttons_ objectAtIndex:button];
5797             [self _clickButtonWithName:buttonName];
5798         }
5799
5800         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5801     }
5802 }
5803
5804 - (bool) _allowJavaScriptPanel {
5805     return commercial_;
5806 }
5807
5808 #if !AlwaysReload
5809 - (void) _customButtonClicked {
5810     int count([buttons_ count]);
5811     if (count == 0)
5812         return;
5813
5814     if (count == 1)
5815         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5816     else {
5817         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5818         [buttons addObjectsFromArray:buttons_];
5819
5820         UIActionSheet *sheet = [[[UIActionSheet alloc]
5821             initWithTitle:nil
5822             delegate:self
5823             cancelButtonTitle:nil
5824             destructiveButtonTitle:nil
5825             otherButtonTitles:nil
5826         ] autorelease];
5827
5828         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5829         if (!IsWildcat_) {
5830            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5831            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5832         }
5833         [sheet setContext:@"modify"];
5834
5835         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5836     }
5837 }
5838
5839 // We don't want to allow non-commercial packages to do custom things to the install button,
5840 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5841 - (void) customButtonClicked {
5842     if (commercial_)
5843         [super customButtonClicked];
5844     else
5845         [self _customButtonClicked];
5846 }
5847
5848 - (void) reloadButtonClicked {
5849     // Don't reload a commerical package by tapping the loading button,
5850     // but if it's not an Install button, we should forward it on.
5851     if (![package_ uninstalled])
5852         [self _customButtonClicked];
5853 }
5854
5855 - (void) applyLoadingTitle {
5856     // Don't show "Loading" as the title. Ever.
5857 }
5858
5859 - (UIBarButtonItem *) rightButton {
5860     return button_;
5861 }
5862 #endif
5863
5864 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5865     if ((self = [super init]) != nil) {
5866         database_ = database;
5867         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5868         name_ = [[NSString alloc] initWithString:name];
5869         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5870     } return self;
5871 }
5872
5873 - (void) reloadData {
5874     if (package_ != nil)
5875         [package_ autorelease];
5876     package_ = [database_ packageWithName:name_];
5877
5878     [buttons_ removeAllObjects];
5879
5880     if (package_ != nil) {
5881         [package_ parse];
5882
5883         package_ = [package_ retain];
5884         commercial_ = [package_ isCommercial];
5885
5886         if ([package_ mode] != nil)
5887             [buttons_ addObject:UCLocalize("CLEAR")];
5888         if ([package_ source] == nil);
5889         else if ([package_ upgradableAndEssential:NO])
5890             [buttons_ addObject:UCLocalize("UPGRADE")];
5891         else if ([package_ uninstalled])
5892             [buttons_ addObject:UCLocalize("INSTALL")];
5893         else
5894             [buttons_ addObject:UCLocalize("REINSTALL")];
5895         if (![package_ uninstalled])
5896             [buttons_ addObject:UCLocalize("REMOVE")];
5897     }
5898
5899     if (button_ != nil)
5900         [button_ release];
5901
5902     NSString *title;
5903     switch ([buttons_ count]) {
5904         case 0: title = nil; break;
5905         case 1: title = [buttons_ objectAtIndex:0]; break;
5906         default: title = UCLocalize("MODIFY"); break;
5907     }
5908
5909     button_ = [[UIBarButtonItem alloc]
5910         initWithTitle:title
5911         style:UIBarButtonItemStylePlain
5912         target:self
5913         action:@selector(customButtonClicked)
5914     ];
5915
5916     [super reloadData];
5917 }
5918
5919 - (bool) isLoading {
5920     return commercial_ ? [super isLoading] : false;
5921 }
5922
5923 @end
5924 /* }}} */
5925
5926 /* Package List Controller {{{ */
5927 @interface PackageListController : CYViewController <
5928     UITableViewDataSource,
5929     UITableViewDelegate
5930 > {
5931     _transient Database *database_;
5932     unsigned era_;
5933     NSMutableArray *packages_;
5934     NSMutableArray *sections_;
5935     UITableView *list_;
5936     NSMutableArray *index_;
5937     NSMutableDictionary *indices_;
5938     NSString *title_;
5939 }
5940
5941 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5942 - (void) setDelegate:(id)delegate;
5943 - (void) resetCursor;
5944
5945 @end
5946
5947 @implementation PackageListController
5948
5949 - (void) dealloc {
5950     [packages_ release];
5951     [sections_ release];
5952     [list_ release];
5953     [index_ release];
5954     [indices_ release];
5955     [title_ release];
5956
5957     [super dealloc];
5958 }
5959
5960 - (void) deselectWithAnimation:(BOOL)animated {
5961     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5962 }
5963
5964 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5965     CGRect base = [[self view] bounds];
5966     base.size.height -= bounds.size.height;
5967     base.origin = [list_ frame].origin;
5968
5969     [UIView beginAnimations:nil context:NULL];
5970     [UIView setAnimationBeginsFromCurrentState:YES];
5971     [UIView setAnimationCurve:curve];
5972     [UIView setAnimationDuration:duration];
5973     [list_ setFrame:base];
5974     [UIView commitAnimations];
5975 }
5976
5977 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5978     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5979 }
5980
5981 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5982     [self resizeForKeyboardBounds:bounds duration:0];
5983 }
5984
5985 - (void) keyboardWillShow:(NSNotification *)notification {
5986     CGRect bounds;
5987     CGPoint center;
5988     NSTimeInterval duration;
5989     UIViewAnimationCurve curve;
5990     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5991     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5992     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5993     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5994
5995     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);
5996     UIViewController *base = self;
5997     while ([base parentViewController] != nil)
5998         base = [base parentViewController];
5999     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6000     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6001
6002     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6003 }
6004
6005 - (void) keyboardWillHide:(NSNotification *)notification {
6006     NSTimeInterval duration;
6007     UIViewAnimationCurve curve;
6008     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6009     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6010
6011     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6012 }
6013
6014 - (void) viewWillAppear:(BOOL)animated {
6015     [super viewWillAppear:animated];
6016
6017     [self resizeForKeyboardBounds:CGRectZero];
6018     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6019     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6020 }
6021
6022 - (void) viewWillDisappear:(BOOL)animated {
6023     [super viewWillDisappear:animated];
6024
6025     [self resizeForKeyboardBounds:CGRectZero];
6026     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6027     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6028 }
6029
6030 - (void) viewDidAppear:(BOOL)animated {
6031     [super viewDidAppear:animated];
6032     [self deselectWithAnimation:animated];
6033 }
6034
6035 - (void) didSelectPackage:(Package *)package {
6036     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6037     [view setDelegate:delegate_];
6038     [[self navigationController] pushViewController:view animated:YES];
6039 }
6040
6041 #if TryIndexedCollation
6042 + (BOOL) hasIndexedCollation {
6043     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6044 }
6045 #endif
6046
6047 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6048     NSInteger count([sections_ count]);
6049     return count == 0 ? 1 : count;
6050 }
6051
6052 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6053     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6054         return nil;
6055     return [[sections_ objectAtIndex:section] name];
6056 }
6057
6058 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6059     if ([sections_ count] == 0)
6060         return 0;
6061     return [[sections_ objectAtIndex:section] count];
6062 }
6063
6064 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6065 @synchronized (database_) {
6066     if ([database_ era] != era_)
6067         return nil;
6068
6069     Section *section([sections_ objectAtIndex:[path section]]);
6070     NSInteger row([path row]);
6071     Package *package([packages_ objectAtIndex:([section row] + row)]);
6072     return [[package retain] autorelease];
6073 } }
6074
6075 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6076     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6077     if (cell == nil)
6078         cell = [[[PackageCell alloc] init] autorelease];
6079     [cell setPackage:[self packageAtIndexPath:path]];
6080     return cell;
6081 }
6082
6083 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6084     Package *package([self packageAtIndexPath:path]);
6085     package = [database_ packageWithName:[package id]];
6086     [self didSelectPackage:package];
6087 }
6088
6089 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6090     // XXX: is 20 the most optimal number here?
6091     return [packages_ count] > 20 ? index_ : nil;
6092 }
6093
6094 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6095 #if TryIndexedCollation
6096     if ([[self class] hasIndexedCollation]) {
6097         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6098     }
6099 #endif
6100
6101     return index;
6102 }
6103
6104 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6105     if ((self = [super init]) != nil) {
6106         database_ = database;
6107         title_ = [title copy];
6108         [[self navigationItem] setTitle:title_];
6109
6110 #if TryIndexedCollation
6111         if ([[self class] hasIndexedCollation])
6112             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6113         else
6114 #endif
6115             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6116
6117         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6118
6119         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6120         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6121
6122         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6123         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6124         [list_ setRowHeight:73];
6125         [[self view] addSubview:list_];
6126
6127         [list_ setDataSource:self];
6128         [list_ setDelegate:self];
6129     } return self;
6130 }
6131
6132 - (void) setDelegate:(id)delegate {
6133     delegate_ = delegate;
6134 }
6135
6136 - (bool) hasPackage:(Package *)package {
6137     return true;
6138 }
6139
6140 - (void) reloadData {
6141     [super reloadData];
6142
6143     era_ = [database_ era];
6144     NSArray *packages = [database_ packages];
6145
6146     [packages_ removeAllObjects];
6147     [sections_ removeAllObjects];
6148
6149     _profile(PackageTable$reloadData$Filter)
6150         for (Package *package in packages)
6151             if ([self hasPackage:package])
6152                 [packages_ addObject:package];
6153     _end
6154
6155     [indices_ removeAllObjects];
6156
6157     Section *section = nil;
6158
6159 #if TryIndexedCollation
6160     if ([[self class] hasIndexedCollation]) {
6161         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6162         NSArray *titles = [collation sectionIndexTitles];
6163         int secidx = -1;
6164
6165         _profile(PackageTable$reloadData$Section)
6166             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6167                 Package *package;
6168                 int index;
6169
6170                 _profile(PackageTable$reloadData$Section$Package)
6171                     package = [packages_ objectAtIndex:offset];
6172                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6173                 _end
6174
6175                 while (secidx < index) {
6176                     secidx += 1;
6177
6178                     _profile(PackageTable$reloadData$Section$Allocate)
6179                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6180                     _end
6181
6182                     _profile(PackageTable$reloadData$Section$Add)
6183                         [sections_ addObject:section];
6184                     _end
6185                 }
6186
6187                 [section addToCount];
6188             }
6189         _end
6190     } else
6191 #endif
6192     {
6193         [index_ removeAllObjects];
6194
6195         _profile(PackageTable$reloadData$Section)
6196             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6197                 Package *package;
6198                 unichar index;
6199
6200                 _profile(PackageTable$reloadData$Section$Package)
6201                     package = [packages_ objectAtIndex:offset];
6202                     index = [package index];
6203                 _end
6204
6205                 if (section == nil || [section index] != index) {
6206                     _profile(PackageTable$reloadData$Section$Allocate)
6207                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6208                     _end
6209
6210                     [index_ addObject:[section name]];
6211                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6212
6213                     _profile(PackageTable$reloadData$Section$Add)
6214                         [sections_ addObject:section];
6215                     _end
6216                 }
6217
6218                 [section addToCount];
6219             }
6220         _end
6221     }
6222
6223     _profile(PackageTable$reloadData$List)
6224         [list_ reloadData];
6225     _end
6226 }
6227
6228 - (void) resetCursor {
6229     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6230 }
6231
6232 @end
6233 /* }}} */
6234 /* Filtered Package List Controller {{{ */
6235 @interface FilteredPackageListController : PackageListController {
6236     SEL filter_;
6237     IMP imp_;
6238     id object_;
6239 }
6240
6241 - (void) setObject:(id)object;
6242 - (void) setObject:(id)object forFilter:(SEL)filter;
6243
6244 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6245
6246 @end
6247
6248 @implementation FilteredPackageListController
6249
6250 - (void) dealloc {
6251     if (object_ != nil)
6252         [object_ release];
6253     [super dealloc];
6254 }
6255
6256 - (void) setFilter:(SEL)filter {
6257     filter_ = filter;
6258
6259     /* XXX: this is an unsafe optimization of doomy hell */
6260     Method method(class_getInstanceMethod([Package class], filter));
6261     _assert(method != NULL);
6262     imp_ = method_getImplementation(method);
6263     _assert(imp_ != NULL);
6264 }
6265
6266 - (void) setObject:(id)object {
6267     if (object_ != nil)
6268         [object_ release];
6269     if (object == nil)
6270         object_ = nil;
6271     else
6272         object_ = [object retain];
6273 }
6274
6275 - (void) setObject:(id)object forFilter:(SEL)filter {
6276     [self setFilter:filter];
6277     [self setObject:object];
6278 }
6279
6280 - (bool) hasPackage:(Package *)package {
6281     _profile(FilteredPackageTable$hasPackage)
6282         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6283     _end
6284 }
6285
6286 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6287     if ((self = [super initWithDatabase:database title:title]) != nil) {
6288         [self setFilter:filter];
6289         [self setObject:object];
6290     } return self;
6291 }
6292
6293 @end
6294 /* }}} */
6295
6296 /* Home Controller {{{ */
6297 @interface HomeController : CYBrowserController {
6298 }
6299
6300 @end
6301
6302 @implementation HomeController
6303
6304 + (BOOL) shouldHideNavigationBar {
6305     return NO;
6306 }
6307
6308 - (NSURL *) navigationURL {
6309     return [NSURL URLWithString:@"cydia://home"];
6310 }
6311
6312 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6313     [super _setMoreHeaders:request];
6314
6315     if (ChipID_ != nil)
6316         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6317     if (UniqueID_ != nil)
6318         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6319     if (PLMN_ != nil)
6320         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6321 }
6322
6323 - (void) aboutButtonClicked {
6324     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6325
6326     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6327     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6328     [alert setCancelButtonIndex:0];
6329
6330     [alert setMessage:
6331         @"Copyright (C) 2008-2011\n"
6332         "Jay Freeman (saurik)\n"
6333         "saurik@saurik.com\n"
6334         "http://www.saurik.com/"
6335     ];
6336
6337     [alert show];
6338 }
6339
6340 - (void) viewWillDisappear:(BOOL)animated {
6341     [super viewWillDisappear:animated];
6342
6343     if ([[self class] shouldHideNavigationBar])
6344         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6345 }
6346
6347 - (void) viewWillAppear:(BOOL)animated {
6348     if (![self hasLoaded])
6349         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6350
6351     [super viewWillAppear:animated];
6352
6353     if ([[self class] shouldHideNavigationBar])
6354         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6355 }
6356
6357 - (void) viewDidLoad {
6358     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6359         initWithTitle:UCLocalize("ABOUT")
6360         style:UIBarButtonItemStylePlain
6361         target:self
6362         action:@selector(aboutButtonClicked)
6363     ] autorelease]];
6364 }
6365
6366 @end
6367 /* }}} */
6368 /* Manage Controller {{{ */
6369 @interface ManageController : CYBrowserController {
6370 }
6371
6372 - (void) queueStatusDidChange;
6373
6374 @end
6375
6376 @implementation ManageController
6377
6378 - (NSURL *) navigationURL {
6379     return [NSURL URLWithString:@"cydia://manage"];
6380 }
6381
6382 - (void) viewWillAppear:(BOOL)animated {
6383     if (![self hasLoaded])
6384         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6385
6386     [super viewWillAppear:animated];
6387 }
6388
6389 - (void) viewDidLoad {
6390     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6391         initWithTitle:UCLocalize("SETTINGS")
6392         style:UIBarButtonItemStylePlain
6393         target:self
6394         action:@selector(settingsButtonClicked)
6395     ] autorelease]];
6396
6397     [self queueStatusDidChange];
6398 }
6399
6400 - (void) settingsButtonClicked {
6401     [delegate_ showSettings];
6402 }
6403
6404 #if !AlwaysReload
6405 - (void) queueButtonClicked {
6406     [delegate_ queue];
6407 }
6408
6409 - (void) applyLoadingTitle {
6410     // Disable "Loading" title.
6411 }
6412
6413 - (void) applyRightButton {
6414     // Disable right button.
6415 }
6416 #endif
6417
6418 - (void) queueStatusDidChange {
6419 #if !AlwaysReload
6420     if (!IsWildcat_ && Queuing_) {
6421         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6422             initWithTitle:UCLocalize("QUEUE")
6423             style:UIBarButtonItemStyleDone
6424             target:self
6425             action:@selector(queueButtonClicked)
6426         ] autorelease]];
6427     } else {
6428         [[self navigationItem] setRightBarButtonItem:nil];
6429     }
6430 #endif
6431 }
6432
6433 - (bool) isLoading {
6434     // Never show as loading.
6435     return false;
6436 }
6437
6438 @end
6439 /* }}} */
6440
6441 /* Refresh Bar {{{ */
6442 @interface RefreshBar : UINavigationBar {
6443     UIProgressIndicator *indicator_;
6444     UITextLabel *prompt_;
6445     UIProgressBar *progress_;
6446     UINavigationButton *cancel_;
6447 }
6448
6449 @end
6450
6451 @implementation RefreshBar
6452
6453 - (void) dealloc {
6454     [indicator_ release];
6455     [prompt_ release];
6456     [progress_ release];
6457     [cancel_ release];
6458     [super dealloc];
6459 }
6460
6461 - (void) positionViews {
6462     CGRect frame = [cancel_ frame];
6463     frame.size = [cancel_ sizeThatFits:frame.size];
6464     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6465     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6466     [cancel_ setFrame:frame];
6467
6468     CGSize prgsize = {75, 100};
6469     CGRect prgrect = {{
6470         [self frame].size.width - prgsize.width - 10,
6471         ([self frame].size.height - prgsize.height) / 2
6472     } , prgsize};
6473     [progress_ setFrame:prgrect];
6474
6475     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6476     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6477     CGRect indrect = {{indoffset, indoffset}, indsize};
6478     [indicator_ setFrame:indrect];
6479
6480     CGSize prmsize = {215, indsize.height + 4};
6481     CGRect prmrect = {{
6482         indoffset * 2 + indsize.width,
6483         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6484     }, prmsize};
6485     [prompt_ setFrame:prmrect];
6486 }
6487
6488 - (void) setFrame:(CGRect)frame {
6489     [super setFrame:frame];
6490     [self positionViews];
6491 }
6492
6493 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6494     if ((self = [super initWithFrame:frame]) != nil) {
6495         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6496
6497         [self setBarStyle:UIBarStyleBlack];
6498
6499         UIBarStyle barstyle([self _barStyle:NO]);
6500         bool ugly(barstyle == UIBarStyleDefault);
6501
6502         UIProgressIndicatorStyle style = ugly ?
6503             UIProgressIndicatorStyleMediumBrown :
6504             UIProgressIndicatorStyleMediumWhite;
6505
6506         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6507         [indicator_ setStyle:style];
6508         [indicator_ startAnimation];
6509         [self addSubview:indicator_];
6510
6511         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6512         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6513         [prompt_ setBackgroundColor:[UIColor clearColor]];
6514         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6515         [self addSubview:prompt_];
6516
6517         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6518         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6519         [progress_ setStyle:0];
6520         [self addSubview:progress_];
6521
6522         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6523         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6524         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6525         [cancel_ setBarStyle:barstyle];
6526
6527         [self positionViews];
6528     } return self;
6529 }
6530
6531 - (void) cancel {
6532     [cancel_ removeFromSuperview];
6533 }
6534
6535 - (void) start {
6536     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6537     [progress_ setProgress:0];
6538     [self addSubview:cancel_];
6539 }
6540
6541 - (void) stop {
6542     [cancel_ removeFromSuperview];
6543 }
6544
6545 - (void) setPrompt:(NSString *)prompt {
6546     [prompt_ setText:prompt];
6547 }
6548
6549 - (void) setProgress:(float)progress {
6550     [progress_ setProgress:progress];
6551 }
6552
6553 @end
6554 /* }}} */
6555
6556 @class CYNavigationController;
6557
6558 /* Cydia Tab Bar Controller {{{ */
6559 @interface CYTabBarController : UITabBarController <
6560     UITabBarControllerDelegate,
6561     ProgressDelegate
6562 > {
6563     _transient Database *database_;
6564     RefreshBar *refreshbar_;
6565
6566     bool dropped_;
6567     bool updating_;
6568     // XXX: ok, "updatedelegate_"?...
6569     _transient NSObject<CydiaDelegate> *updatedelegate_;
6570
6571     id root_;
6572     UIViewController *remembered_;
6573     _transient UIViewController *transient_;
6574 }
6575
6576 - (NSArray *) navigationURLCollection;
6577 - (void) dropBar:(BOOL)animated;
6578 - (void) beginUpdate;
6579 - (void) raiseBar:(BOOL)animated;
6580 - (BOOL) updating;
6581
6582 @end
6583
6584 @implementation CYTabBarController
6585
6586 - (void) setUnselectedViewController:(UIViewController *)transient {
6587     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6588     if (transient != nil) {
6589         if (transient_ == nil)
6590             remembered_ = [[controllers objectAtIndex:0] retain];
6591         transient_ = transient;
6592         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6593         [controllers replaceObjectAtIndex:0 withObject:transient_];
6594         [self setSelectedIndex:0];
6595         [self setViewControllers:controllers];
6596         [self concealTabBarSelection];
6597     } else if (remembered_ != nil) {
6598         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6599         transient_ = transient;
6600         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6601         [remembered_ release];
6602         remembered_ = nil;
6603         [self setViewControllers:controllers];
6604         [self revealTabBarSelection];
6605     }
6606 }
6607
6608 - (UIViewController *) unselectedViewController {
6609     return transient_;
6610 }
6611
6612 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6613     if ([self unselectedViewController])
6614         [self setUnselectedViewController:nil];
6615 }
6616
6617 - (NSArray *) navigationURLCollection {
6618     NSMutableArray *items([NSMutableArray array]);
6619
6620     // XXX: Should this deal with transient view controllers?
6621     for (id navigation in [self viewControllers]) {
6622         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6623         if (stack != nil)
6624             [items addObject:stack];
6625     }
6626
6627     return items;
6628 }
6629
6630 - (void) reloadData {
6631     for (CYViewController *controller in [self viewControllers])
6632         [controller reloadData];
6633
6634     [(CYNavigationController *)[self unselectedViewController] reloadData];
6635 }
6636
6637 - (void) dealloc {
6638     [refreshbar_ release];
6639     [[NSNotificationCenter defaultCenter] removeObserver:self];
6640
6641     [super dealloc];
6642 }
6643
6644 - (id) initWithDatabase:(Database *)database {
6645     if ((self = [super init]) != nil) {
6646         database_ = database;
6647         [self setDelegate:self];
6648
6649         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6650         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6651
6652         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6653     } return self;
6654 }
6655
6656 - (void) setUpdate:(NSDate *)date {
6657     [self beginUpdate];
6658 }
6659
6660 - (void) beginUpdate {
6661     [refreshbar_ start];
6662     [self dropBar:YES];
6663
6664     [updatedelegate_ retainNetworkActivityIndicator];
6665     updating_ = true;
6666
6667     [NSThread
6668         detachNewThreadSelector:@selector(performUpdate)
6669         toTarget:self
6670         withObject:nil
6671     ];
6672 }
6673
6674 - (void) performUpdate { _pooled
6675     Status status;
6676     status.setDelegate(self);
6677     [database_ updateWithStatus:status];
6678
6679     [self
6680         performSelectorOnMainThread:@selector(completeUpdate)
6681         withObject:nil
6682         waitUntilDone:NO
6683     ];
6684 }
6685
6686 - (void) stopUpdateWithSelector:(SEL)selector {
6687     updating_ = false;
6688     [updatedelegate_ releaseNetworkActivityIndicator];
6689
6690     [self raiseBar:YES];
6691     [refreshbar_ stop];
6692
6693     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6694 }
6695
6696 - (void) completeUpdate {
6697     if (!updating_)
6698         return;
6699     [self stopUpdateWithSelector:@selector(reloadData)];
6700 }
6701
6702 - (void) cancelUpdate {
6703     [self stopUpdateWithSelector:@selector(updateData)];
6704 }
6705
6706 - (void) cancelPressed {
6707     [self cancelUpdate];
6708 }
6709
6710 - (BOOL) updating {
6711     return updating_;
6712 }
6713
6714 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6715     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6716 }
6717
6718 - (void) startProgress {
6719 }
6720
6721 - (bool) isCancelling:(size_t)received {
6722     return !updating_;
6723 }
6724
6725 - (void) setProgressTitle:(NSString *)title {
6726     [refreshbar_ setPrompt:title];
6727 }
6728
6729 - (void) setProgressPercent:(NSNumber *)percent {
6730     [refreshbar_ setProgress:[percent floatValue]];
6731 }
6732
6733 - (void) addProgressOutput:(NSString *)output {
6734 }
6735
6736 - (void) setUpdateDelegate:(id)delegate {
6737     updatedelegate_ = delegate;
6738 }
6739
6740 - (CGFloat) statusBarHeight {
6741     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6742         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6743     } else {
6744         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6745     }
6746 }
6747
6748 - (UIView *) transitionView {
6749     if ([self respondsToSelector:@selector(_transitionView)])
6750         return [self _transitionView];
6751     else
6752         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6753 }
6754
6755 - (void) dropBar:(BOOL)animated {
6756     if (dropped_)
6757         return;
6758     dropped_ = true;
6759
6760     UIView *transition([self transitionView]);
6761     [[self view] addSubview:refreshbar_];
6762
6763     CGRect barframe([refreshbar_ frame]);
6764
6765     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6766         barframe.origin.y = [self statusBarHeight];
6767     else
6768         barframe.origin.y = 0;
6769
6770     [refreshbar_ setFrame:barframe];
6771
6772     if (animated)
6773         [UIView beginAnimations:nil context:NULL];
6774
6775     CGRect viewframe = [transition frame];
6776     viewframe.origin.y += barframe.size.height;
6777     viewframe.size.height -= barframe.size.height;
6778     [transition setFrame:viewframe];
6779
6780     if (animated)
6781         [UIView commitAnimations];
6782
6783     // Ensure bar has the proper width for our view, it might have changed
6784     barframe.size.width = viewframe.size.width;
6785     [refreshbar_ setFrame:barframe];
6786
6787     // XXX: fix Apple's layout bug
6788     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6789 }
6790
6791 - (void) raiseBar:(BOOL)animated {
6792     if (!dropped_)
6793         return;
6794     dropped_ = false;
6795
6796     UIView *transition([self transitionView]);
6797     [refreshbar_ removeFromSuperview];
6798
6799     CGRect barframe([refreshbar_ frame]);
6800
6801     if (animated)
6802         [UIView beginAnimations:nil context:NULL];
6803
6804     CGRect viewframe = [transition frame];
6805     viewframe.origin.y -= barframe.size.height;
6806     viewframe.size.height += barframe.size.height;
6807     [transition setFrame:viewframe];
6808
6809     if (animated)
6810         [UIView commitAnimations];
6811
6812     // XXX: fix Apple's layout bug
6813     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6814 }
6815
6816 #if 0
6817 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6818     // XXX: fix Apple's layout bug
6819     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6820 }
6821 #endif
6822
6823 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6824     bool dropped(dropped_);
6825
6826     if (dropped)
6827         [self raiseBar:NO];
6828
6829     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6830
6831     if (dropped)
6832         [self dropBar:NO];
6833
6834     // XXX: fix Apple's layout bug
6835     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6836 }
6837
6838 - (void) statusBarFrameChanged:(NSNotification *)notification {
6839     if (dropped_) {
6840         [self raiseBar:NO];
6841         [self dropBar:NO];
6842     }
6843 }
6844
6845 @end
6846 /* }}} */
6847 /* Cydia Navigation Controller {{{ */
6848 @interface CYNavigationController : UINavigationController {
6849     _transient Database *database_;
6850     _transient id<UINavigationControllerDelegate> delegate_;
6851 }
6852
6853 - (NSArray *) navigationURLCollection;
6854 - (id) initWithDatabase:(Database *)database;
6855 - (void) reloadData;
6856
6857 @end
6858
6859
6860 @implementation CYNavigationController
6861
6862 - (NSArray *) navigationURLCollection {
6863     NSMutableArray *stack([NSMutableArray array]);
6864
6865     for (CYViewController *controller in [self viewControllers]) {
6866         NSString *url = [[controller navigationURL] absoluteString];
6867         if (url != nil)
6868             [stack addObject:url];
6869     }
6870
6871     return stack;
6872 }
6873
6874 - (void) reloadData {
6875     for (CYViewController *page in [self viewControllers]) {
6876         // Only reload controllers that have already loaded.
6877         // This prevents a page from accidentally loading too
6878         // early if it hasn't been shown on the screen yet.
6879         if ([page hasLoaded])
6880             [page reloadData];
6881     }
6882 }
6883
6884 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6885     delegate_ = delegate;
6886 }
6887
6888 - (id) initWithDatabase:(Database *)database {
6889     if ((self = [super init]) != nil) {
6890         database_ = database;
6891     } return self;
6892 }
6893
6894 @end
6895 /* }}} */
6896
6897 /* Cydia:// Protocol {{{ */
6898 @interface CydiaURLProtocol : NSURLProtocol {
6899 }
6900
6901 @end
6902
6903 @implementation CydiaURLProtocol
6904
6905 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6906     NSURL *url([request URL]);
6907     if (url == nil)
6908         return NO;
6909     NSString *scheme([[url scheme] lowercaseString]);
6910     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6911         return NO;
6912     return YES;
6913 }
6914
6915 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6916     return request;
6917 }
6918
6919 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6920     id<NSURLProtocolClient> client([self client]);
6921     if (icon == nil)
6922         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6923     else {
6924         NSData *data(UIImagePNGRepresentation(icon));
6925
6926         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6927         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6928         [client URLProtocol:self didLoadData:data];
6929         [client URLProtocolDidFinishLoading:self];
6930     }
6931 }
6932
6933 - (void) startLoading {
6934     id<NSURLProtocolClient> client([self client]);
6935     NSURLRequest *request([self request]);
6936
6937     NSURL *url([request URL]);
6938     NSString *href([url absoluteString]);
6939
6940     NSString *path([href substringFromIndex:8]);
6941     NSRange slash([path rangeOfString:@"/"]);
6942
6943     NSString *command;
6944     if (slash.location == NSNotFound) {
6945         command = path;
6946         path = nil;
6947     } else {
6948         command = [path substringToIndex:slash.location];
6949         path = [path substringFromIndex:(slash.location + 1)];
6950     }
6951
6952     Database *database([Database sharedInstance]);
6953
6954     if ([command isEqualToString:@"package-icon"]) {
6955         if (path == nil)
6956             goto fail;
6957         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6958         Package *package([database packageWithName:path]);
6959         if (package == nil)
6960             goto fail;
6961         UIImage *icon([package icon]);
6962         [self _returnPNGWithImage:icon forRequest:request];
6963     } else if ([command isEqualToString:@"source-icon"]) {
6964         if (path == nil)
6965             goto fail;
6966         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6967         NSString *source(Simplify(path));
6968         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6969         if (icon == nil)
6970             icon = [UIImage applicationImageNamed:@"unknown.png"];
6971         [self _returnPNGWithImage:icon forRequest:request];
6972     } else if ([command isEqualToString:@"uikit-image"]) {
6973         if (path == nil)
6974             goto fail;
6975         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6976         UIImage *icon(_UIImageWithName(path));
6977         [self _returnPNGWithImage:icon forRequest:request];
6978     } else if ([command isEqualToString:@"section-icon"]) {
6979         if (path == nil)
6980             goto fail;
6981         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6982         NSString *section(Simplify(path));
6983         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6984         if (icon == nil)
6985             icon = [UIImage applicationImageNamed:@"unknown.png"];
6986         [self _returnPNGWithImage:icon forRequest:request];
6987     } else fail: {
6988         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6989     }
6990 }
6991
6992 - (void) stopLoading {
6993 }
6994
6995 @end
6996 /* }}} */
6997
6998 /* Section Controller {{{ */
6999 @interface SectionController : FilteredPackageListController {
7000     NSString *section_;
7001 }
7002
7003 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7004
7005 @end
7006
7007 @implementation SectionController
7008
7009 - (NSURL *) navigationURL {
7010     NSString *name = section_;
7011     if (name == nil)
7012         name = @"all";
7013
7014     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7015 }
7016
7017 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7018     NSString *title;
7019     if (name == nil)
7020         title = UCLocalize("ALL_PACKAGES");
7021     else if (![name isEqual:@""])
7022         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7023     else
7024         title = UCLocalize("NO_SECTION");
7025
7026     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7027         section_ = name;
7028     } return self;
7029 }
7030
7031 @end
7032 /* }}} */
7033 /* Sections Controller {{{ */
7034 @interface SectionsController : CYViewController <
7035     UITableViewDataSource,
7036     UITableViewDelegate
7037 > {
7038     _transient Database *database_;
7039     NSMutableArray *sections_;
7040     NSMutableArray *filtered_;
7041     UITableView *list_;
7042     BOOL editing_;
7043 }
7044
7045 - (id) initWithDatabase:(Database *)database;
7046 - (void) editButtonClicked;
7047
7048 @end
7049
7050 @implementation SectionsController
7051
7052 - (void) dealloc {
7053     [self releaseSubviews];
7054     [sections_ release];
7055     [filtered_ release];
7056
7057     [super dealloc];
7058 }
7059
7060 - (NSURL *) navigationURL {
7061     return [NSURL URLWithString:@"cydia://sections"];
7062 }
7063
7064 - (void) updateNavigationItem {
7065     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7066     if ([sections_ count] == 0) {
7067         [[self navigationItem] setRightBarButtonItem:nil];
7068     } else {
7069         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7070             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7071             target:self
7072             action:@selector(editButtonClicked)
7073         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7074     }
7075 }
7076
7077 - (BOOL) isEditing {
7078     return editing_;
7079 }
7080
7081 - (void) setEditing:(BOOL)editing {
7082     if ((editing_ = editing))
7083         [list_ reloadData];
7084     else
7085         [delegate_ updateData];
7086
7087     [self updateNavigationItem];
7088 }
7089
7090 - (void) viewDidAppear:(BOOL)animated {
7091     [super viewDidAppear:animated];
7092     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7093 }
7094
7095 - (void) viewWillDisappear:(BOOL)animated {
7096     [super viewWillDisappear:animated];
7097     if (editing_) [self setEditing:NO];
7098 }
7099
7100 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7101     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7102     return section;
7103 }
7104
7105 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7106     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7107 }
7108
7109 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7110     return 45.0f;
7111 }*/
7112
7113 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7114     static NSString *reuseIdentifier = @"SectionCell";
7115
7116     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7117     if (cell == nil)
7118         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7119
7120     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7121
7122     return cell;
7123 }
7124
7125 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7126     if (editing_)
7127         return;
7128
7129     Section *section = [self sectionAtIndexPath:indexPath];
7130
7131     SectionController *controller = [[[SectionController alloc]
7132         initWithDatabase:database_
7133         section:[section name]
7134     ] autorelease];
7135     [controller setDelegate:delegate_];
7136
7137     [[self navigationController] pushViewController:controller animated:YES];
7138 }
7139
7140 - (void) loadView {
7141     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7142
7143     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7144     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7145     [list_ setRowHeight:45.0f];
7146     [list_ setDataSource:self];
7147     [list_ setDelegate:self];
7148     [[self view] addSubview:list_];
7149 }
7150
7151 - (void) viewDidLoad {
7152     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7153 }
7154
7155 - (void) releaseSubviews {
7156     [list_ release];
7157     list_ = nil;
7158 }
7159
7160 - (id) initWithDatabase:(Database *)database {
7161     if ((self = [super init]) != nil) {
7162         database_ = database;
7163
7164         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7165         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7166     } return self;
7167 }
7168
7169 - (void) reloadData {
7170     [super reloadData];
7171
7172     NSArray *packages = [database_ packages];
7173
7174     [sections_ removeAllObjects];
7175     [filtered_ removeAllObjects];
7176
7177     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7178
7179     _trace();
7180     for (Package *package in packages) {
7181         NSString *name([package section]);
7182         NSString *key(name == nil ? @"" : name);
7183
7184         Section *section;
7185
7186         _profile(SectionsView$reloadData$Section)
7187             section = [sections objectForKey:key];
7188             if (section == nil) {
7189                 _profile(SectionsView$reloadData$Section$Allocate)
7190                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7191                     [sections setObject:section forKey:key];
7192                 _end
7193             }
7194         _end
7195
7196         [section addToCount];
7197
7198         _profile(SectionsView$reloadData$Filter)
7199             if (![package valid] || ![package visible])
7200                 continue;
7201         _end
7202
7203         [section addToRow];
7204     }
7205     _trace();
7206
7207     [sections_ addObjectsFromArray:[sections allValues]];
7208
7209     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7210
7211     for (Section *section in sections_) {
7212         size_t count([section row]);
7213         if (count == 0)
7214             continue;
7215
7216         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7217         [section setCount:count];
7218         [filtered_ addObject:section];
7219     }
7220
7221     [self updateNavigationItem];
7222     [list_ reloadData];
7223     _trace();
7224 }
7225
7226 - (void) editButtonClicked {
7227     [self setEditing:(!editing_)];
7228 }
7229
7230 @end
7231 /* }}} */
7232
7233 /* Changes Controller {{{ */
7234 @interface ChangesController : CYViewController <
7235     UITableViewDataSource,
7236     UITableViewDelegate
7237 > {
7238     _transient Database *database_;
7239     unsigned era_;
7240     CFMutableArrayRef packages_;
7241     NSMutableArray *sections_;
7242     UITableView *list_;
7243     unsigned upgrades_;
7244     BOOL hasSentFirstLoad_;
7245 }
7246
7247 - (id) initWithDatabase:(Database *)database;
7248
7249 @end
7250
7251 @implementation ChangesController
7252
7253 - (void) dealloc {
7254     [self releaseSubviews];
7255     CFRelease(packages_);
7256     [sections_ release];
7257
7258     [super dealloc];
7259 }
7260
7261 - (NSURL *) navigationURL {
7262     return [NSURL URLWithString:@"cydia://changes"];
7263 }
7264
7265 - (void) viewWillAppear:(BOOL)animated {
7266     // Loads after it appears, so don't load beforehand.
7267     loaded_ = YES;
7268     [super viewWillAppear:animated];
7269 }
7270
7271 - (void) viewDidAppear:(BOOL)animated {
7272     [super viewDidAppear:animated];
7273
7274     if (!hasSentFirstLoad_) {
7275         hasSentFirstLoad_ = YES;
7276         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7277     } else {
7278         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7279     }
7280 }
7281
7282 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7283     NSInteger count([sections_ count]);
7284     return count == 0 ? 1 : count;
7285 }
7286
7287 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7288     if ([sections_ count] == 0)
7289         return nil;
7290     return [[sections_ objectAtIndex:section] name];
7291 }
7292
7293 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7294     if ([sections_ count] == 0)
7295         return 0;
7296     return [[sections_ objectAtIndex:section] count];
7297 }
7298
7299 - (Package *) packageAtIndex:(NSUInteger)index {
7300     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7301 }
7302
7303 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7304 @synchronized (database_) {
7305     if ([database_ era] != era_)
7306         return nil;
7307
7308     NSUInteger sectionIndex([path section]);
7309     if (sectionIndex >= [sections_ count])
7310         return nil;
7311     Section *section([sections_ objectAtIndex:sectionIndex]);
7312     NSInteger row([path row]);
7313     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7314 } }
7315
7316 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7317     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7318     if (cell == nil)
7319         cell = [[[PackageCell alloc] init] autorelease];
7320     [cell setPackage:[self packageAtIndexPath:path]];
7321     return cell;
7322 }
7323
7324 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7325     Package *package([self packageAtIndexPath:path]);
7326     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7327     [view setDelegate:delegate_];
7328     [[self navigationController] pushViewController:view animated:YES];
7329     return path;
7330 }
7331
7332 - (void) refreshButtonClicked {
7333     [delegate_ beginUpdate];
7334     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7335 }
7336
7337 - (void) upgradeButtonClicked {
7338     [delegate_ distUpgrade];
7339 }
7340
7341 - (void) loadView {
7342     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7343
7344     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7345     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7346     [list_ setRowHeight:73];
7347     [list_ setDataSource:self];
7348     [list_ setDelegate:self];
7349     [[self view] addSubview:list_];
7350 }
7351
7352 - (void) viewDidLoad {
7353     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7354 }
7355
7356 - (void) releaseSubviews {
7357     [list_ release];
7358     list_ = nil;
7359 }
7360
7361 - (id) initWithDatabase:(Database *)database {
7362     if ((self = [super init]) != nil) {
7363         database_ = database;
7364
7365         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7366         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7367     } return self;
7368 }
7369
7370 // this mostly works because reloadData (below) is @synchronized (database_)
7371 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7372 - (void) _reloadPackages:(NSArray *)packages {
7373     CFRelease(packages_);
7374     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7375
7376     _trace();
7377     _profile(ChangesController$_reloadPackages$Filter)
7378         for (Package *package in packages)
7379             if ([package upgradableAndEssential:YES] || [package visible])
7380                 CFArrayAppendValue(packages_, package);
7381     _end
7382     _trace();
7383     _profile(ChangesController$_reloadPackages$radixSort)
7384         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7385     _end
7386     _trace();
7387 }
7388
7389 - (void) reloadData {
7390 @synchronized (database_) {
7391     era_ = [database_ era];
7392     NSArray *packages = [database_ packages];
7393
7394     [sections_ removeAllObjects];
7395
7396 #if 1
7397     UIProgressHUD *hud([delegate_ addProgressHUD]);
7398     [hud setText:UCLocalize("LOADING")];
7399     //NSLog(@"HUD:%@::%@", delegate_, hud);
7400     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7401     [delegate_ removeProgressHUD:hud];
7402 #else
7403     [self _reloadPackages:packages];
7404 #endif
7405
7406     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7407     Section *ignored = nil;
7408     Section *section = nil;
7409     time_t last = 0;
7410
7411     upgrades_ = 0;
7412     bool unseens = false;
7413
7414     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7415
7416     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7417         Package *package = [self packageAtIndex:offset];
7418
7419         BOOL uae = [package upgradableAndEssential:YES];
7420
7421         if (!uae) {
7422             unseens = true;
7423             time_t seen([package seen]);
7424
7425             if (section == nil || last != seen) {
7426                 last = seen;
7427
7428                 NSString *name;
7429                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7430                 [name autorelease];
7431
7432                 _profile(ChangesController$reloadData$Allocate)
7433                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7434                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7435                     [sections_ addObject:section];
7436                 _end
7437             }
7438
7439             [section addToCount];
7440         } else if ([package ignored]) {
7441             if (ignored == nil) {
7442                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7443             }
7444             [ignored addToCount];
7445         } else {
7446             ++upgrades_;
7447             [upgradable addToCount];
7448         }
7449     }
7450     _trace();
7451
7452     CFRelease(formatter);
7453
7454     if (unseens) {
7455         Section *last = [sections_ lastObject];
7456         size_t count = [last count];
7457         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7458         [sections_ removeLastObject];
7459     }
7460
7461     if ([ignored count] != 0)
7462         [sections_ insertObject:ignored atIndex:0];
7463     if (upgrades_ != 0)
7464         [sections_ insertObject:upgradable atIndex:0];
7465
7466     [list_ reloadData];
7467
7468     if (upgrades_ > 0)
7469         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7470             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7471             style:UIBarButtonItemStylePlain
7472             target:self
7473             action:@selector(upgradeButtonClicked)
7474         ] autorelease]];
7475
7476     if (![delegate_ updating])
7477         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7478             initWithTitle:UCLocalize("REFRESH")
7479             style:UIBarButtonItemStylePlain
7480             target:self
7481             action:@selector(refreshButtonClicked)
7482         ] autorelease]];
7483
7484     PrintTimes();
7485 } }
7486
7487 @end
7488 /* }}} */
7489 /* Search Controller {{{ */
7490 @interface SearchController : FilteredPackageListController <
7491     UISearchBarDelegate
7492 > {
7493     UISearchBar *search_;
7494     BOOL searchloaded_;
7495 }
7496
7497 - (id) initWithDatabase:(Database *)database;
7498 - (void) setSearchTerm:(NSString *)term;
7499 - (void) reloadData;
7500
7501 @end
7502
7503 @implementation SearchController
7504
7505 - (void) dealloc {
7506     [search_ release];
7507     [super dealloc];
7508 }
7509
7510 - (NSURL *) navigationURL {
7511     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7512         return [NSURL URLWithString:@"cydia://search"];
7513     else
7514         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7515 }
7516
7517 - (void) setSearchTerm:(NSString *)searchTerm {
7518     [search_ setText:searchTerm];
7519     [self reloadData];
7520 }
7521
7522 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7523     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7524     [search_ resignFirstResponder];
7525     [self reloadData];
7526 }
7527
7528 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7529     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7530     [self reloadData];
7531 }
7532
7533 - (id) initWithDatabase:(Database *)database {
7534     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7535         search_ = [[UISearchBar alloc] init];
7536     } return self;
7537 }
7538
7539 - (void) viewDidAppear:(BOOL)animated {
7540     [super viewDidAppear:animated];
7541
7542     if (!searchloaded_) {
7543         searchloaded_ = YES;
7544         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7545         [search_ layoutSubviews];
7546         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7547
7548         UITextField *textField;
7549         if ([search_ respondsToSelector:@selector(searchField)])
7550             textField = [search_ searchField];
7551         else
7552             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7553
7554         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7555         [search_ setDelegate:self];
7556         [textField setEnablesReturnKeyAutomatically:NO];
7557         [[self navigationItem] setTitleView:textField];
7558     }
7559 }
7560
7561 - (void) reloadData {
7562     [self setObject:[search_ text]];
7563     [super reloadData];
7564     [self resetCursor];
7565 }
7566
7567 - (void) didSelectPackage:(Package *)package {
7568     [search_ resignFirstResponder];
7569     [super didSelectPackage:package];
7570 }
7571
7572 @end
7573 /* }}} */
7574 /* Package Settings Controller {{{ */
7575 @interface PackageSettingsController : CYViewController <
7576     UITableViewDataSource,
7577     UITableViewDelegate
7578 > {
7579     _transient Database *database_;
7580     NSString *name_;
7581     Package *package_;
7582     UITableView *table_;
7583     UISwitch *subscribedSwitch_;
7584     UISwitch *ignoredSwitch_;
7585     UITableViewCell *subscribedCell_;
7586     UITableViewCell *ignoredCell_;
7587 }
7588
7589 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7590
7591 @end
7592
7593 @implementation PackageSettingsController
7594
7595 - (void) dealloc {
7596     [self releaseSubviews];
7597     [name_ release];
7598     [package_ release];
7599
7600     [super dealloc];
7601 }
7602
7603 - (NSURL *) navigationURL {
7604     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7605 }
7606
7607 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7608     if (package_ == nil)
7609         return 0;
7610
7611     if ([package_ installed] == nil)
7612         return 1;
7613     else
7614         return 2;
7615 }
7616
7617 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7618     if (package_ == nil)
7619         return 0;
7620
7621     // both sections contain just one item right now.
7622     return 1;
7623 }
7624
7625 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7626     return nil;
7627 }
7628
7629 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7630     if (section == 0)
7631         return UCLocalize("SHOW_ALL_CHANGES_EX");
7632     else
7633         return UCLocalize("IGNORE_UPGRADES_EX");
7634 }
7635
7636 - (void) onSubscribed:(id)control {
7637     bool value([control isOn]);
7638     if (package_ == nil)
7639         return;
7640     if ([package_ setSubscribed:value])
7641         [delegate_ updateData];
7642 }
7643
7644 - (void) _updateIgnored {
7645     const char *package([name_ UTF8String]);
7646     bool on([ignoredSwitch_ isOn]);
7647
7648     pid_t pid(ExecFork());
7649     if (pid == 0) {
7650         FILE *dpkg(popen("dpkg --set-selections", "w"));
7651         fwrite(package, strlen(package), 1, dpkg);
7652
7653         if (on)
7654             fwrite(" hold\n", 6, 1, dpkg);
7655         else
7656             fwrite(" install\n", 9, 1, dpkg);
7657
7658         pclose(dpkg);
7659
7660         exit(0);
7661         _assert(false);
7662     }
7663
7664     _forever {
7665         int status;
7666         int result(waitpid(pid, &status, 0));
7667
7668         if (result != -1) {
7669             _assert(result == pid);
7670             break;
7671         }
7672     }
7673 }
7674
7675 - (void) onIgnored:(id)control {
7676     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7677     [invocation setTarget:self];
7678     [invocation setSelector:@selector(_updateIgnored)];
7679
7680     [delegate_ reloadDataWithInvocation:invocation];
7681 }
7682
7683 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7684     if (package_ == nil)
7685         return nil;
7686
7687     switch ([indexPath section]) {
7688         case 0: return subscribedCell_;
7689         case 1: return ignoredCell_;
7690
7691         _nodefault
7692     }
7693
7694     return nil;
7695 }
7696
7697 - (void) loadView {
7698     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7699
7700     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7701     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7702     [table_ setDataSource:self];
7703     [table_ setDelegate:self];
7704     [[self view] addSubview:table_];
7705
7706     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7707     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7708     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7709
7710     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7711     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7712     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7713
7714     subscribedCell_ = [[UITableViewCell alloc] init];
7715     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7716     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7717     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7718
7719     ignoredCell_ = [[UITableViewCell alloc] init];
7720     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7721     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7722     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7723 }
7724
7725 - (void) viewDidLoad {
7726     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7727 }
7728
7729 - (void) releaseSubviews {
7730     [ignoredCell_ release];
7731     ignoredCell_ = nil;
7732
7733     [subscribedCell_ release];
7734     subscribedCell_ = nil;
7735
7736     [table_ release];
7737     table_ = nil;
7738
7739     [ignoredSwitch_ release];
7740     ignoredSwitch_ = nil;
7741
7742     [subscribedSwitch_ release];
7743     subscribedSwitch_ = nil;
7744 }
7745
7746 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7747     if ((self = [super init]) != nil) {
7748         database_ = database;
7749         name_ = [package retain];
7750     } return self;
7751 }
7752
7753 - (void) reloadData {
7754     [super reloadData];
7755
7756     if (package_ != nil)
7757         [package_ autorelease];
7758     package_ = [database_ packageWithName:name_];
7759
7760     if (package_ != nil) {
7761         package_ = [package_ retain];
7762         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7763         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7764     } // XXX: what now, G?
7765
7766     [table_ reloadData];
7767 }
7768
7769 @end
7770 /* }}} */
7771
7772 /* Installed Controller {{{ */
7773 @interface InstalledController : FilteredPackageListController {
7774     BOOL expert_;
7775 }
7776
7777 - (id) initWithDatabase:(Database *)database;
7778
7779 - (void) updateRoleButton;
7780 - (void) queueStatusDidChange;
7781
7782 @end
7783
7784 @implementation InstalledController
7785
7786 - (void) dealloc {
7787     [super dealloc];
7788 }
7789
7790 - (NSURL *) navigationURL {
7791     return [NSURL URLWithString:@"cydia://installed"];
7792 }
7793
7794 - (id) initWithDatabase:(Database *)database {
7795     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7796         [self updateRoleButton];
7797         [self queueStatusDidChange];
7798     } return self;
7799 }
7800
7801 #if !AlwaysReload
7802 - (void) queueButtonClicked {
7803     [delegate_ queue];
7804 }
7805 #endif
7806
7807 - (void) queueStatusDidChange {
7808 #if !AlwaysReload
7809     if (IsWildcat_) {
7810         if (Queuing_) {
7811             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7812                 initWithTitle:UCLocalize("QUEUE")
7813                 style:UIBarButtonItemStyleDone
7814                 target:self
7815                 action:@selector(queueButtonClicked)
7816             ] autorelease]];
7817         } else {
7818             [[self navigationItem] setLeftBarButtonItem:nil];
7819         }
7820     }
7821 #endif
7822 }
7823
7824 - (void) updateRoleButton {
7825     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7826         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7827             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7828             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7829             target:self
7830             action:@selector(roleButtonClicked)
7831         ] autorelease]];
7832 }
7833
7834 - (void) roleButtonClicked {
7835     [self setObject:[NSNumber numberWithBool:expert_]];
7836     [self reloadData];
7837     expert_ = !expert_;
7838
7839     [self updateRoleButton];
7840 }
7841
7842 @end
7843 /* }}} */
7844
7845 /* Source Cell {{{ */
7846 @interface SourceCell : CYTableViewCell <
7847     ContentDelegate
7848 > {
7849     UIImage *icon_;
7850     NSString *origin_;
7851     NSString *label_;
7852 }
7853
7854 - (void) setSource:(Source *)source;
7855
7856 @end
7857
7858 @implementation SourceCell
7859
7860 - (void) clearSource {
7861     [icon_ release];
7862     [origin_ release];
7863     [label_ release];
7864
7865     icon_ = nil;
7866     origin_ = nil;
7867     label_ = nil;
7868 }
7869
7870 - (void) setSource:(Source *)source {
7871     [self clearSource];
7872
7873     if (icon_ == nil)
7874         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7875     if (icon_ == nil)
7876         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7877     icon_ = [icon_ retain];
7878
7879     origin_ = [[source name] retain];
7880     label_ = [[source uri] retain];
7881
7882     [content_ setNeedsDisplay];
7883 }
7884
7885 - (void) dealloc {
7886     [self clearSource];
7887     [super dealloc];
7888 }
7889
7890 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7891     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7892         UIView *content([self contentView]);
7893         CGRect bounds([content bounds]);
7894
7895         content_ = [[ContentView alloc] initWithFrame:bounds];
7896         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7897         [content_ setBackgroundColor:[UIColor whiteColor]];
7898         [content addSubview:content_];
7899
7900         [content_ setDelegate:self];
7901         [content_ setOpaque:YES];
7902     } return self;
7903 }
7904
7905 - (NSString *) accessibilityLabel {
7906     return label_;
7907 }
7908
7909 - (void) drawContentRect:(CGRect)rect {
7910     bool highlighted(highlighted_);
7911     float width(rect.size.width);
7912
7913     if (icon_ != nil)
7914         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7915
7916     if (highlighted)
7917         UISetColor(White_);
7918
7919     if (!highlighted)
7920         UISetColor(Black_);
7921     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7922
7923     if (!highlighted)
7924         UISetColor(Blue_);
7925     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7926 }
7927
7928 @end
7929 /* }}} */
7930 /* Source Controller {{{ */
7931 @interface SourceController : FilteredPackageListController {
7932     _transient Source *source_;
7933     NSString *key_;
7934 }
7935
7936 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7937
7938 @end
7939
7940 @implementation SourceController
7941
7942 - (NSURL *) navigationURL {
7943     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7944 }
7945
7946 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7947     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7948         source_ = source;
7949         key_ = [[source key] retain];
7950     } return self;
7951 }
7952
7953 - (void) reloadData {
7954     source_ = [database_ sourceWithKey:key_];
7955     [key_ release];
7956     key_ = [[source_ key] retain];
7957     [self setObject:source_];
7958     [[self navigationItem] setTitle:[source_ label]];
7959
7960     [super reloadData];
7961 }
7962
7963 @end
7964 /* }}} */
7965 /* Sources Controller {{{ */
7966 @interface SourcesController : CYViewController <
7967     UITableViewDataSource,
7968     UITableViewDelegate
7969 > {
7970     _transient Database *database_;
7971     UITableView *list_;
7972     NSMutableArray *sources_;
7973     int offset_;
7974
7975     NSString *href_;
7976     UIProgressHUD *hud_;
7977     NSError *error_;
7978
7979     //NSURLConnection *installer_;
7980     NSURLConnection *trivial_;
7981     NSURLConnection *trivial_bz2_;
7982     NSURLConnection *trivial_gz_;
7983     //NSURLConnection *automatic_;
7984
7985     BOOL cydia_;
7986 }
7987
7988 - (id) initWithDatabase:(Database *)database;
7989 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7990
7991 @end
7992
7993 @implementation SourcesController
7994
7995 - (void) _releaseConnection:(NSURLConnection *)connection {
7996     if (connection != nil) {
7997         [connection cancel];
7998         //[connection setDelegate:nil];
7999         [connection release];
8000     }
8001 }
8002
8003 - (void) dealloc {
8004     [self releaseSubviews];
8005
8006     [href_ release];
8007     [hud_ release];
8008     [error_ release];
8009
8010     //[self _releaseConnection:installer_];
8011     [self _releaseConnection:trivial_];
8012     [self _releaseConnection:trivial_gz_];
8013     [self _releaseConnection:trivial_bz2_];
8014     //[self _releaseConnection:automatic_];
8015
8016     [sources_ release];
8017     [super dealloc];
8018 }
8019
8020 - (NSURL *) navigationURL {
8021     return [NSURL URLWithString:@"cydia://sources"];
8022 }
8023
8024 - (void) viewDidAppear:(BOOL)animated {
8025     [super viewDidAppear:animated];
8026     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8027 }
8028
8029 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8030     return offset_ == 0 ? 1 : 2;
8031 }
8032
8033 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8034     switch (section + (offset_ == 0 ? 1 : 0)) {
8035         case 0: return UCLocalize("ENTERED_BY_USER");
8036         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8037
8038         _nodefault
8039     }
8040 }
8041
8042 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8043     int count = [sources_ count];
8044     switch (section) {
8045         case 0: return (offset_ == 0 ? count : offset_);
8046         case 1: return count - offset_;
8047
8048         _nodefault
8049     }
8050 }
8051
8052 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8053     unsigned idx = 0;
8054     switch (indexPath.section) {
8055         case 0: idx = indexPath.row; break;
8056         case 1: idx = indexPath.row + offset_; break;
8057
8058         _nodefault
8059     }
8060     return [sources_ objectAtIndex:idx];
8061 }
8062
8063 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8064     static NSString *cellIdentifier = @"SourceCell";
8065
8066     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8067     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8068     [cell setSource:[self sourceAtIndexPath:indexPath]];
8069     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8070
8071     return cell;
8072 }
8073
8074 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8075     Source *source = [self sourceAtIndexPath:indexPath];
8076
8077     SourceController *controller = [[[SourceController alloc]
8078         initWithDatabase:database_
8079         source:source
8080     ] autorelease];
8081
8082     [controller setDelegate:delegate_];
8083
8084     [[self navigationController] pushViewController:controller animated:YES];
8085 }
8086
8087 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8088     Source *source = [self sourceAtIndexPath:indexPath];
8089     return [source record] != nil;
8090 }
8091
8092 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8093     Source *source = [self sourceAtIndexPath:indexPath];
8094     [Sources_ removeObjectForKey:[source key]];
8095     [delegate_ syncData];
8096 }
8097
8098 - (void) complete {
8099     [delegate_ addTrivialSource:href_];
8100     [delegate_ syncData];
8101 }
8102
8103 - (NSString *) getWarning {
8104     NSString *href(href_);
8105     NSRange colon([href rangeOfString:@"://"]);
8106     if (colon.location != NSNotFound)
8107         href = [href substringFromIndex:(colon.location + 3)];
8108     href = [href stringByAddingPercentEscapes];
8109     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8110     href = [href stringByCachingURLWithCurrentCDN];
8111
8112     NSURL *url([NSURL URLWithString:href]);
8113
8114     NSStringEncoding encoding;
8115     NSError *error(nil);
8116
8117     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8118         return [warning length] == 0 ? nil : warning;
8119     return nil;
8120 }
8121
8122 - (void) _endConnection:(NSURLConnection *)connection {
8123     // XXX: the memory management in this method is horribly awkward
8124
8125     NSURLConnection **field = NULL;
8126     if (connection == trivial_)
8127         field = &trivial_;
8128     else if (connection == trivial_bz2_)
8129         field = &trivial_bz2_;
8130     else if (connection == trivial_gz_)
8131         field = &trivial_gz_;
8132     _assert(field != NULL);
8133     [connection release];
8134     *field = nil;
8135
8136     if (
8137         trivial_ == nil &&
8138         trivial_bz2_ == nil &&
8139         trivial_gz_ == nil
8140     ) {
8141         bool defer(false);
8142
8143         if (cydia_) {
8144             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8145                 defer = true;
8146
8147                 UIAlertView *alert = [[[UIAlertView alloc]
8148                     initWithTitle:UCLocalize("SOURCE_WARNING")
8149                     message:warning
8150                     delegate:self
8151                     cancelButtonTitle:UCLocalize("CANCEL")
8152                     otherButtonTitles:
8153                         UCLocalize("ADD_ANYWAY"),
8154                     nil
8155                 ] autorelease];
8156
8157                 [alert setContext:@"warning"];
8158                 [alert setNumberOfRows:1];
8159                 [alert show];
8160             } else
8161                 [self complete];
8162         } else if (error_ != nil) {
8163             UIAlertView *alert = [[[UIAlertView alloc]
8164                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8165                 message:[error_ localizedDescription]
8166                 delegate:self
8167                 cancelButtonTitle:UCLocalize("OK")
8168                 otherButtonTitles:nil
8169             ] autorelease];
8170
8171             [alert setContext:@"urlerror"];
8172             [alert show];
8173         } else {
8174             UIAlertView *alert = [[[UIAlertView alloc]
8175                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8176                 message:UCLocalize("NOT_REPOSITORY_EX")
8177                 delegate:self
8178                 cancelButtonTitle:UCLocalize("OK")
8179                 otherButtonTitles:nil
8180             ] autorelease];
8181
8182             [alert setContext:@"trivial"];
8183             [alert show];
8184         }
8185
8186         [delegate_ setStatusBarShowsProgress:NO];
8187         [delegate_ removeProgressHUD:hud_];
8188
8189         [hud_ autorelease];
8190         hud_ = nil;
8191
8192         if (!defer) {
8193             [href_ release];
8194             href_ = nil;
8195         }
8196
8197         if (error_ != nil) {
8198             [error_ release];
8199             error_ = nil;
8200         }
8201     }
8202 }
8203
8204 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8205     switch ([response statusCode]) {
8206         case 200:
8207             cydia_ = YES;
8208     }
8209 }
8210
8211 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8212     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8213     if (error_ != nil)
8214         error_ = [error retain];
8215     [self _endConnection:connection];
8216 }
8217
8218 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8219     [self _endConnection:connection];
8220 }
8221
8222 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8223     NSMutableURLRequest *request = [NSMutableURLRequest
8224         requestWithURL:[NSURL URLWithString:href]
8225         cachePolicy:NSURLRequestUseProtocolCachePolicy
8226         timeoutInterval:120.0
8227     ];
8228
8229     [request setHTTPMethod:method];
8230
8231     if (Machine_ != NULL)
8232         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8233     if (UniqueID_ != nil)
8234         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8235     if (Role_ != nil)
8236         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8237
8238     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8239 }
8240
8241 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8242     NSString *context([alert context]);
8243
8244     if ([context isEqualToString:@"source"]) {
8245         switch (button) {
8246             case 1: {
8247                 NSString *href = [[alert textField] text];
8248
8249                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8250
8251                 if (![href hasSuffix:@"/"])
8252                     href_ = [href stringByAppendingString:@"/"];
8253                 else
8254                     href_ = href;
8255                 href_ = [href_ retain];
8256
8257                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8258                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8259                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8260                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8261
8262                 cydia_ = false;
8263
8264                 // XXX: this is stupid
8265                 hud_ = [[delegate_ addProgressHUD] retain];
8266                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8267             } break;
8268
8269             case 0:
8270             break;
8271
8272             _nodefault
8273         }
8274
8275         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8276     } else if ([context isEqualToString:@"trivial"])
8277         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8278     else if ([context isEqualToString:@"urlerror"])
8279         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8280     else if ([context isEqualToString:@"warning"]) {
8281         switch (button) {
8282             case 1:
8283                 [self complete];
8284             break;
8285
8286             case 0:
8287             break;
8288
8289             _nodefault
8290         }
8291
8292         [href_ release];
8293         href_ = nil;
8294
8295         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8296     }
8297 }
8298
8299 - (void) loadView {
8300     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8301
8302     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8303     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8304     [list_ setRowHeight:56];
8305     [list_ setDataSource:self];
8306     [list_ setDelegate:self];
8307     [[self view] addSubview:list_];
8308 }
8309
8310 - (void) viewDidLoad {
8311     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8312     [self updateButtonsForEditingStatus:NO animated:NO];
8313 }
8314
8315 - (void) releaseSubviews {
8316     [list_ release];
8317     list_ = nil;
8318 }
8319
8320 - (id) initWithDatabase:(Database *)database {
8321     if ((self = [super init]) != nil) {
8322         database_ = database;
8323         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8324     } return self;
8325 }
8326
8327 - (void) reloadData {
8328     [super reloadData];
8329
8330     pkgSourceList list;
8331     if (!list.ReadMainList())
8332         return;
8333
8334     [sources_ removeAllObjects];
8335     [sources_ addObjectsFromArray:[database_ sources]];
8336     _trace();
8337     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8338     _trace();
8339
8340     int count([sources_ count]);
8341     offset_ = 0;
8342     for (int i = 0; i != count; i++) {
8343         if ([[sources_ objectAtIndex:i] record] == nil)
8344             break;
8345         offset_++;
8346     }
8347
8348     [list_ setEditing:NO];
8349     [self updateButtonsForEditingStatus:NO animated:NO];
8350     [list_ reloadData];
8351 }
8352
8353 - (void) showAddSourcePrompt {
8354     UIAlertView *alert = [[[UIAlertView alloc]
8355         initWithTitle:UCLocalize("ENTER_APT_URL")
8356         message:nil
8357         delegate:self
8358         cancelButtonTitle:UCLocalize("CANCEL")
8359         otherButtonTitles:
8360             UCLocalize("ADD_SOURCE"),
8361         nil
8362     ] autorelease];
8363
8364     [alert setContext:@"source"];
8365     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8366
8367     [alert setNumberOfRows:1];
8368     [alert addTextFieldWithValue:@"http://" label:@""];
8369
8370     UITextInputTraits *traits = [[alert textField] textInputTraits];
8371     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8372     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8373     [traits setKeyboardType:UIKeyboardTypeURL];
8374     // XXX: UIReturnKeyDone
8375     [traits setReturnKeyType:UIReturnKeyNext];
8376
8377     [alert show];
8378 }
8379
8380 - (void) addButtonClicked {
8381     [self showAddSourcePrompt];
8382 }
8383
8384 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8385     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8386         initWithTitle:UCLocalize("ADD")
8387         style:UIBarButtonItemStylePlain
8388         target:self
8389         action:@selector(addButtonClicked)
8390     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8391
8392     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8393         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8394         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8395         target:self
8396         action:@selector(editButtonClicked)
8397     ] autorelease] animated:animated];
8398
8399     if (IsWildcat_ && !editing)
8400         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8401             initWithTitle:UCLocalize("SETTINGS")
8402             style:UIBarButtonItemStylePlain
8403             target:self
8404             action:@selector(settingsButtonClicked)
8405         ] autorelease]];
8406 }
8407
8408 - (void) settingsButtonClicked {
8409     [delegate_ showSettings];
8410 }
8411
8412 - (void) editButtonClicked {
8413     [list_ setEditing:![list_ isEditing] animated:YES];
8414
8415     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8416 }
8417
8418 @end
8419 /* }}} */
8420
8421 /* Settings Controller {{{ */
8422 @interface SettingsController : CYViewController <
8423     UITableViewDataSource,
8424     UITableViewDelegate
8425 > {
8426     _transient Database *database_;
8427     // XXX: ok, "roledelegate_"?...
8428     _transient id roledelegate_;
8429     UITableView *table_;
8430     UISegmentedControl *segment_;
8431     UIView *container_;
8432 }
8433
8434 - (void) showDoneButton;
8435 - (void) resizeSegmentedControl;
8436
8437 @end
8438
8439 @implementation SettingsController
8440
8441 - (void) dealloc {
8442     [self releaseSubviews];
8443
8444     [super dealloc];
8445 }
8446
8447 - (void) loadView {
8448     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8449
8450     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8451     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8452     [table_ setDelegate:self];
8453     [table_ setDataSource:self];
8454     [[self view] addSubview:table_];
8455
8456     NSArray *items = [NSArray arrayWithObjects:
8457         UCLocalize("USER"),
8458         UCLocalize("HACKER"),
8459         UCLocalize("DEVELOPER"),
8460     nil];
8461     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8462     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8463     [container_ addSubview:segment_];
8464 }
8465
8466 - (void) viewDidLoad {
8467     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8468
8469     int index = -1;
8470     if ([Role_ isEqualToString:@"User"]) index = 0;
8471     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8472     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8473     if (index != -1) {
8474         [segment_ setSelectedSegmentIndex:index];
8475         [self showDoneButton];
8476     }
8477
8478     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8479     [self resizeSegmentedControl];
8480 }
8481
8482 - (void) releaseSubviews {
8483     [table_ release];
8484     table_ = nil;
8485
8486     [segment_ release];
8487     segment_ = nil;
8488
8489     [container_ release];
8490     container_ = nil;
8491 }
8492
8493 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8494     if ((self = [super init]) != nil) {
8495         database_ = database;
8496         roledelegate_ = delegate;
8497     } return self;
8498 }
8499
8500 - (void) resizeSegmentedControl {
8501     CGFloat width = [[self view] frame].size.width;
8502     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8503 }
8504
8505 - (void) viewWillAppear:(BOOL)animated {
8506     [super viewWillAppear:animated];
8507
8508     [self resizeSegmentedControl];
8509 }
8510
8511 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8512     [self resizeSegmentedControl];
8513 }
8514
8515 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8516     [self resizeSegmentedControl];
8517 }
8518
8519 - (void) save {
8520     NSString *role(nil);
8521
8522     switch ([segment_ selectedSegmentIndex]) {
8523         case 0: role = @"User"; break;
8524         case 1: role = @"Hacker"; break;
8525         case 2: role = @"Developer"; break;
8526
8527         _nodefault
8528     }
8529
8530     if (![role isEqualToString:Role_]) {
8531         bool rolling(Role_ == nil);
8532         Role_ = role;
8533
8534         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8535             Role_, @"Role",
8536         nil];
8537
8538         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8539         Changed_ = true;
8540
8541         if (rolling)
8542             [roledelegate_ loadData];
8543         else
8544             [roledelegate_ updateData];
8545     }
8546 }
8547
8548 - (void) segmentChanged:(UISegmentedControl *)control {
8549     [self showDoneButton];
8550 }
8551
8552 - (void) saveAndClose {
8553     [self save];
8554
8555     [[self navigationItem] setRightBarButtonItem:nil];
8556     [[self navigationController] dismissModalViewControllerAnimated:YES];
8557 }
8558
8559 - (void) doneButtonClicked {
8560     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8561     [spinner startAnimating];
8562     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8563     [[self navigationItem] setRightBarButtonItem:spinItem];
8564
8565     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8566 }
8567
8568 - (void) showDoneButton {
8569     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8570         initWithTitle:UCLocalize("DONE")
8571         style:UIBarButtonItemStyleDone
8572         target:self
8573         action:@selector(doneButtonClicked)
8574     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8575 }
8576
8577 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8578     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8579     return 6;
8580 }
8581
8582 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8583     return 0; // :(
8584 }
8585
8586 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8587     return nil; // This method is required by the protocol.
8588 }
8589
8590 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8591     if (section == 1)
8592         return UCLocalize("ROLE_EX");
8593     if (section == 4)
8594         return [NSString stringWithFormat:
8595             @"%@: %@\n%@: %@\n%@: %@",
8596             UCLocalize("USER"), UCLocalize("USER_EX"),
8597             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8598             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8599         ];
8600     else return nil;
8601 }
8602
8603 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8604     return section == 3 ? 44.0f : 0;
8605 }
8606
8607 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8608     return section == 3 ? container_ : nil;
8609 }
8610
8611 - (void) reloadData {
8612     [super reloadData];
8613     [table_ reloadData];
8614 }
8615
8616 @end
8617 /* }}} */
8618 /* Stash Controller {{{ */
8619 @interface StashController : CYViewController {
8620     UIActivityIndicatorView *spinner_;
8621     UILabel *status_;
8622     UILabel *caption_;
8623 }
8624
8625 @end
8626
8627 @implementation StashController
8628
8629 - (void) dealloc {
8630     [self releaseSubviews];
8631
8632     [super dealloc];
8633 }
8634
8635 - (void) loadView {
8636     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8637     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8638
8639     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8640     CGRect spinrect = [spinner_ frame];
8641     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8642     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8643     [spinner_ setFrame:spinrect];
8644     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8645     [[self view] addSubview:spinner_];
8646     [spinner_ startAnimating];
8647
8648     CGRect captrect;
8649     captrect.size.width = [[self view] frame].size.width;
8650     captrect.size.height = 40.0f;
8651     captrect.origin.x = 0;
8652     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8653     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8654     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8655     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8656     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8657     [caption_ setTextColor:[UIColor whiteColor]];
8658     [caption_ setBackgroundColor:[UIColor clearColor]];
8659     [caption_ setShadowColor:[UIColor blackColor]];
8660     [caption_ setTextAlignment:UITextAlignmentCenter];
8661     [[self view] addSubview:caption_];
8662
8663     CGRect statusrect;
8664     statusrect.size.width = [[self view] frame].size.width;
8665     statusrect.size.height = 30.0f;
8666     statusrect.origin.x = 0;
8667     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8668     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8669     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8670     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8671     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8672     [status_ setTextColor:[UIColor whiteColor]];
8673     [status_ setBackgroundColor:[UIColor clearColor]];
8674     [status_ setShadowColor:[UIColor blackColor]];
8675     [status_ setTextAlignment:UITextAlignmentCenter];
8676     [[self view] addSubview:status_];
8677 }
8678
8679 - (void) releaseSubviews {
8680     [spinner_ release];
8681     spinner_ = nil;
8682
8683     [status_ release];
8684     status_ = nil;
8685
8686     [caption_ release];
8687     caption_ = nil;
8688 }
8689
8690 @end
8691 /* }}} */
8692
8693 @interface Cydia : UIApplication <
8694     ConfirmationControllerDelegate,
8695     ProgressControllerDelegate,
8696     CydiaDelegate,
8697     UINavigationControllerDelegate,
8698     UITabBarControllerDelegate
8699 > {
8700     // XXX: evaluate all fields for _transient
8701
8702     UIWindow *window_;
8703     CYTabBarController *tabbar_;
8704
8705     NSMutableArray *essential_;
8706     NSMutableArray *broken_;
8707
8708     Database *database_;
8709
8710     NSURL *starturl_;
8711
8712     unsigned locked_;
8713     unsigned activity_;
8714
8715     StashController *stash_;
8716
8717     bool loaded_;
8718 }
8719
8720 - (void) loadData;
8721
8722 @end
8723
8724 @implementation Cydia
8725
8726 - (void) beginUpdate {
8727     [tabbar_ beginUpdate];
8728 }
8729
8730 - (BOOL) updating {
8731     return [tabbar_ updating];
8732 }
8733
8734 - (void) _loaded {
8735     if ([broken_ count] != 0) {
8736         int count = [broken_ count];
8737
8738         UIAlertView *alert = [[[UIAlertView alloc]
8739             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8740             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8741             delegate:self
8742             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8743             otherButtonTitles:
8744                 UCLocalize("TEMPORARY_IGNORE"),
8745             nil
8746         ] autorelease];
8747
8748         [alert setContext:@"fixhalf"];
8749         [alert show];
8750     } else if (!Ignored_ && [essential_ count] != 0) {
8751         int count = [essential_ count];
8752
8753         UIAlertView *alert = [[[UIAlertView alloc]
8754             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8755             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8756             delegate:self
8757             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8758             otherButtonTitles:
8759                 UCLocalize("UPGRADE_ESSENTIAL"),
8760                 UCLocalize("COMPLETE_UPGRADE"),
8761             nil
8762         ] autorelease];
8763
8764         [alert setContext:@"upgrade"];
8765         [alert show];
8766     }
8767 }
8768
8769 - (void) _saveConfig {
8770     _trace();
8771     MetaFile_.Sync();
8772     _trace();
8773
8774     if (Changed_) {
8775         NSString *error(nil);
8776
8777         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8778             _trace();
8779             NSError *error(nil);
8780             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8781                 NSLog(@"failure to save metadata data: %@", error);
8782             _trace();
8783
8784             Changed_ = false;
8785         } else {
8786             NSLog(@"failure to serialize metadata: %@", error);
8787         }
8788     }
8789 }
8790
8791 // Navigation controller for the queuing badge.
8792 - (CYNavigationController *) queueNavigationController {
8793     NSArray *controllers = [tabbar_ viewControllers];
8794     return [controllers objectAtIndex:3];
8795 }
8796
8797 - (void) _updateData {
8798     [self _saveConfig];
8799
8800     [tabbar_ reloadData];
8801
8802     CYNavigationController *navigation = [self queueNavigationController];
8803
8804     id queuedelegate = nil;
8805     if ([[navigation viewControllers] count] > 0)
8806         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8807
8808     [queuedelegate queueStatusDidChange];
8809     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8810 }
8811
8812 - (void) _refreshIfPossible:(NSDate *)update {
8813     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8814
8815     bool recently = false;
8816     if (update != nil) {
8817         NSTimeInterval interval([update timeIntervalSinceNow]);
8818         if (interval <= 0 && interval > -(15*60))
8819             recently = true;
8820     }
8821
8822     // Don't automatic refresh if:
8823     //  - We already refreshed recently.
8824     //  - We already auto-refreshed this launch.
8825     //  - Auto-refresh is disabled.
8826     if (recently || loaded_ || ManualRefresh) {
8827         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8828
8829         // If we are cancelling, we need to make sure it knows it's already loaded.
8830         loaded_ = true;
8831         return;
8832     } else {
8833         // We are going to load, so remember that.
8834         loaded_ = true;
8835     }
8836
8837     SCNetworkReachabilityFlags flags; {
8838         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8839         SCNetworkReachabilityGetFlags(reachability, &flags);
8840         CFRelease(reachability);
8841     }
8842
8843     // XXX: this elaborate mess is what Apple is using to determine this? :(
8844     // XXX: do we care if the user has to intervene? maybe that's ok?
8845     bool reachable(
8846         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8847             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8848                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8849                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8850             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8851             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8852         )
8853     );
8854
8855     // If we can reach the server, auto-refresh!
8856     if (reachable)
8857         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8858
8859     [pool release];
8860 }
8861
8862 - (void) refreshIfPossible {
8863     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8864 }
8865
8866 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8867     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8868     [hud setText:UCLocalize("RELOADING_DATA")];
8869
8870     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8871
8872     if (hud != nil)
8873         [self removeProgressHUD:hud];
8874
8875     size_t changes(0);
8876
8877     [essential_ removeAllObjects];
8878     [broken_ removeAllObjects];
8879
8880     NSArray *packages([database_ packages]);
8881     for (Package *package in packages) {
8882         if ([package half])
8883             [broken_ addObject:package];
8884         if ([package upgradableAndEssential:NO]) {
8885             if ([package essential])
8886                 [essential_ addObject:package];
8887             ++changes;
8888         }
8889     }
8890
8891     NSLog(@"changes:#%u", changes);
8892
8893     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8894     if (changes != 0) {
8895         _trace();
8896         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8897         [changesItem setBadgeValue:badge];
8898         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8899         [self setApplicationIconBadgeNumber:changes];
8900     } else {
8901         _trace();
8902         [changesItem setBadgeValue:nil];
8903         [changesItem setAnimatedBadge:NO];
8904         [self setApplicationIconBadgeNumber:0];
8905     }
8906
8907     [self _updateData];
8908
8909     [self refreshIfPossible];
8910 }
8911
8912 - (void) updateData {
8913     [self _updateData];
8914 }
8915
8916 - (void) update_ {
8917     [database_ update];
8918 }
8919
8920 - (void) syncData {
8921     [self _saveConfig];
8922
8923     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8924     _assert(file != NULL);
8925
8926     for (NSString *key in [Sources_ allKeys]) {
8927         NSDictionary *source([Sources_ objectForKey:key]);
8928
8929         fprintf(file, "%s %s %s\n",
8930             [[source objectForKey:@"Type"] UTF8String],
8931             [[source objectForKey:@"URI"] UTF8String],
8932             [[source objectForKey:@"Distribution"] UTF8String]
8933         );
8934     }
8935
8936     fclose(file);
8937
8938     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8939     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8940     if (IsWildcat_)
8941         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8942     [tabbar_ presentModalViewController:navigation animated:YES];
8943
8944     [progress
8945         detachNewThreadSelector:@selector(update_)
8946         toTarget:self
8947         withObject:nil
8948         title:UCLocalize("UPDATING_SOURCES")
8949     ];
8950 }
8951
8952 - (void) addTrivialSource:(NSString *)href {
8953     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8954         @"deb", @"Type",
8955         href, @"URI",
8956         @"./", @"Distribution",
8957     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8958
8959     Changed_ = true;
8960 }
8961
8962 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8963     @synchronized (self) {
8964         [self _reloadDataWithInvocation:invocation];
8965     }
8966 }
8967
8968 - (void) reloadData {
8969     [self reloadDataWithInvocation:nil];
8970 }
8971
8972 - (void) resolve {
8973     pkgProblemResolver *resolver = [database_ resolver];
8974
8975     resolver->InstallProtect();
8976     if (!resolver->Resolve(true))
8977         _error->Discard();
8978 }
8979
8980 - (bool) perform {
8981     // XXX: this is a really crappy way of doing this.
8982     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8983     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8984     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8985     if ([tabbar_ updating])
8986         [tabbar_ cancelUpdate];
8987
8988     if (![database_ prepare])
8989         return false;
8990
8991     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8992     [page setDelegate:self];
8993     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8994     [confirm_ setDelegate:self];
8995
8996     if (IsWildcat_)
8997         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8998     [tabbar_ presentModalViewController:confirm_ animated:YES];
8999
9000     return true;
9001 }
9002
9003 - (void) queue {
9004     @synchronized (self) {
9005         [self perform];
9006     }
9007 }
9008
9009 - (void) clearPackage:(Package *)package {
9010     @synchronized (self) {
9011         [package clear];
9012         [self resolve];
9013         [self perform];
9014     }
9015 }
9016
9017 - (void) installPackages:(NSArray *)packages {
9018     @synchronized (self) {
9019         for (Package *package in packages)
9020             [package install];
9021         [self resolve];
9022         [self perform];
9023     }
9024 }
9025
9026 - (void) installPackage:(Package *)package {
9027     @synchronized (self) {
9028         [package install];
9029         [self resolve];
9030         [self perform];
9031     }
9032 }
9033
9034 - (void) removePackage:(Package *)package {
9035     @synchronized (self) {
9036         [package remove];
9037         [self resolve];
9038         [self perform];
9039     }
9040 }
9041
9042 - (void) distUpgrade {
9043     @synchronized (self) {
9044         if (![database_ upgrade])
9045             return;
9046         [self perform];
9047     }
9048 }
9049
9050 - (void) complete {
9051     @synchronized (self) {
9052         [self _reloadDataWithInvocation:nil];
9053     }
9054 }
9055
9056 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9057     Queuing_ = false;
9058
9059     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9060
9061     if (navigation != nil) {
9062         [navigation pushViewController:progress animated:YES];
9063     } else {
9064         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9065         if (IsWildcat_)
9066             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9067         [tabbar_ presentModalViewController:navigation animated:YES];
9068     }
9069
9070     [progress
9071         detachNewThreadSelector:@selector(perform)
9072         toTarget:database_
9073         withObject:nil
9074         title:UCLocalize("RUNNING")
9075     ];
9076
9077     ++locked_;
9078 }
9079
9080 - (void) progressControllerIsComplete:(ProgressController *)progress {
9081     --locked_;
9082     [self complete];
9083 }
9084
9085 - (void) showSettings {
9086     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9087     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9088     if (IsWildcat_)
9089         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9090     [tabbar_ presentModalViewController:nav animated:YES];
9091 }
9092
9093 - (void) retainNetworkActivityIndicator {
9094     if (activity_++ == 0)
9095         [self setNetworkActivityIndicatorVisible:YES];
9096 }
9097
9098 - (void) releaseNetworkActivityIndicator {
9099     if (--activity_ == 0)
9100         [self setNetworkActivityIndicatorVisible:NO];
9101 }
9102
9103 - (void) cancelAndClear:(bool)clear {
9104     @synchronized (self) {
9105         if (clear) {
9106             [database_ clear];
9107             Queuing_ = false;
9108         } else {
9109             Queuing_ = true;
9110         }
9111
9112         [self _updateData];
9113     }
9114 }
9115
9116 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9117     NSString *context([alert context]);
9118
9119     if ([context isEqualToString:@"fixhalf"]) {
9120         if (button == [alert cancelButtonIndex]) {
9121             @synchronized (self) {
9122                 for (Package *broken in broken_) {
9123                     [broken remove];
9124
9125                     NSString *id = [broken id];
9126                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9127                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9128                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9129                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9130                 }
9131
9132                 [self resolve];
9133                 [self perform];
9134             }
9135         } else if (button == [alert firstOtherButtonIndex]) {
9136             [broken_ removeAllObjects];
9137             [self _loaded];
9138         }
9139
9140         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9141     } else if ([context isEqualToString:@"upgrade"]) {
9142         if (button == [alert firstOtherButtonIndex]) {
9143             @synchronized (self) {
9144                 for (Package *essential in essential_)
9145                     [essential install];
9146
9147                 [self resolve];
9148                 [self perform];
9149             }
9150         } else if (button == [alert firstOtherButtonIndex] + 1) {
9151             [self distUpgrade];
9152         } else if (button == [alert cancelButtonIndex]) {
9153             Ignored_ = YES;
9154         }
9155
9156         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9157     }
9158 }
9159
9160 - (void) system:(NSString *)command { _pooled
9161     _trace();
9162     system([command UTF8String]);
9163     _trace();
9164 }
9165
9166 - (void) applicationWillSuspend {
9167     [database_ clean];
9168     [super applicationWillSuspend];
9169 }
9170
9171 - (BOOL) isSafeToSuspend {
9172     // Use external process status API internally.
9173     // This is probably a really bad idea.
9174     // XXX: what is the point of this? does this solve anything at all?
9175     uint64_t status = 0;
9176     int notify_token;
9177     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9178         notify_get_state(notify_token, &status);
9179         notify_cancel(notify_token);
9180     }
9181
9182     return locked_ == 0 && status == 0;
9183 }
9184
9185 - (void) applicationSuspend:(__GSEvent *)event {
9186     if ([self isSafeToSuspend])
9187         [super applicationSuspend:event];
9188 }
9189
9190 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9191     if ([self isSafeToSuspend])
9192         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9193 }
9194
9195 - (void) _setSuspended:(BOOL)value {
9196     if ([self isSafeToSuspend])
9197         [super _setSuspended:value];
9198 }
9199
9200 - (UIProgressHUD *) addProgressHUD {
9201     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9202     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9203
9204     [window_ setUserInteractionEnabled:NO];
9205     [hud show:YES];
9206
9207     UIViewController *target = tabbar_;
9208     while ([target modalViewController] != nil) target = [target modalViewController];
9209     [[target view] addSubview:hud];
9210
9211     ++locked_;
9212     return hud;
9213 }
9214
9215 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9216     [hud show:NO];
9217     [hud removeFromSuperview];
9218     [window_ setUserInteractionEnabled:YES];
9219     --locked_;
9220 }
9221
9222 - (CYViewController *) pageForPackage:(NSString *)name {
9223     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9224 }
9225
9226 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9227     NSString *scheme([[url scheme] lowercaseString]);
9228     if ([[url absoluteString] length] <= [scheme length] + 3)
9229         return nil;
9230     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9231     NSArray *components([path pathComponents]);
9232
9233     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9234         return [self pageForPackage:[components objectAtIndex:1]];
9235
9236     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9237         return nil;
9238
9239     NSString *base([components objectAtIndex:0]);
9240
9241     CYViewController *controller = nil;
9242
9243     if ([base isEqualToString:@"url"]) {
9244         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9245         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9246         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9247     } else if (!external && [components count] == 1) {
9248         if ([base isEqualToString:@"manage"]) {
9249             controller = [[[ManageController alloc] init] autorelease];
9250         }
9251
9252         if ([base isEqualToString:@"sources"]) {
9253             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9254         }
9255
9256         if ([base isEqualToString:@"home"]) {
9257             controller = [[[HomeController alloc] init] autorelease];
9258         }
9259
9260         if ([base isEqualToString:@"sections"]) {
9261             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9262         }
9263
9264         if ([base isEqualToString:@"search"]) {
9265             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9266         }
9267
9268         if ([base isEqualToString:@"changes"]) {
9269             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9270         }
9271
9272         if ([base isEqualToString:@"installed"]) {
9273             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9274         }
9275     } else if ([components count] == 2) {
9276         NSString *argument = [components objectAtIndex:1];
9277
9278         if ([base isEqualToString:@"package"]) {
9279             controller = [self pageForPackage:argument];
9280         }
9281
9282         if (!external && [base isEqualToString:@"search"]) {
9283             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9284             [(SearchController *)controller setSearchTerm:argument];
9285         }
9286
9287         if (!external && [base isEqualToString:@"sections"]) {
9288             if ([argument isEqualToString:@"all"])
9289                 argument = nil;
9290             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9291         }
9292
9293         if (!external && [base isEqualToString:@"sources"]) {
9294             if ([argument isEqualToString:@"add"]) {
9295                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9296                 [(SourcesController *)controller showAddSourcePrompt];
9297             } else {
9298                 Source *source = [database_ sourceWithKey:argument];
9299                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9300             }
9301         }
9302
9303         if (!external && [base isEqualToString:@"launch"]) {
9304             [self launchApplicationWithIdentifier:argument suspended:NO];
9305             return nil;
9306         }
9307     } else if (!external && [components count] == 3) {
9308         NSString *arg1 = [components objectAtIndex:1];
9309         NSString *arg2 = [components objectAtIndex:2];
9310
9311         if ([base isEqualToString:@"package"]) {
9312             if ([arg2 isEqualToString:@"settings"]) {
9313                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9314             } else if ([arg2 isEqualToString:@"files"]) {
9315                 if (Package *package = [database_ packageWithName:arg1]) {
9316                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9317                     [(FileTable *)controller setPackage:package];
9318                 }
9319             }
9320         }
9321     }
9322
9323     [controller setDelegate:self];
9324     return controller;
9325 }
9326
9327 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9328     CYViewController *page([self pageForURL:url forExternal:external]);
9329
9330     if (page != nil) {
9331         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9332         [nav setViewControllers:[NSArray arrayWithObject:page]];
9333         [tabbar_ setUnselectedViewController:nav];
9334     }
9335
9336     return page != nil;
9337 }
9338
9339 - (void) applicationOpenURL:(NSURL *)url {
9340     [super applicationOpenURL:url];
9341
9342     if (!loaded_) starturl_ = [url retain];
9343     else [self openCydiaURL:url forExternal:YES];
9344 }
9345
9346 - (void) applicationWillResignActive:(UIApplication *)application {
9347     // Stop refreshing if you get a phone call or lock the device.
9348     if ([tabbar_ updating])
9349         [tabbar_ cancelUpdate];
9350
9351     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9352         [super applicationWillResignActive:application];
9353 }
9354
9355 - (void) applicationWillTerminate:(UIApplication *)application {
9356     Changed_ = true;
9357     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9358     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9359     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9360
9361     [self _saveConfig];
9362 }
9363
9364 - (void) addStashController {
9365     ++locked_;
9366     stash_ = [[StashController alloc] init];
9367     [window_ addSubview:[stash_ view]];
9368 }
9369
9370 - (void) removeStashController {
9371     [[stash_ view] removeFromSuperview];
9372     [stash_ release];
9373     --locked_;
9374 }
9375
9376 - (void) stash {
9377     [self setIdleTimerDisabled:YES];
9378
9379     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9380     [self setStatusBarShowsProgress:YES];
9381     UpdateExternalStatus(1);
9382
9383     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9384
9385     UpdateExternalStatus(0);
9386     [self setStatusBarShowsProgress:NO];
9387
9388     [self removeStashController];
9389
9390     if (ExecFork() == 0) {
9391         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9392         perror("launchctl stop");
9393     }
9394 }
9395
9396 - (void) setupViewControllers {
9397     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9398
9399     NSMutableArray *items([NSMutableArray arrayWithObjects:
9400         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9401         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9402         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9403         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9404     nil]);
9405
9406     if (IsWildcat_) {
9407         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9408         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9409     } else {
9410         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9411     }
9412
9413     NSMutableArray *controllers([NSMutableArray array]);
9414     for (UITabBarItem *item in items) {
9415         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9416         [controller setTabBarItem:item];
9417         [controllers addObject:controller];
9418     }
9419     [tabbar_ setViewControllers:controllers];
9420
9421     [tabbar_ setUpdateDelegate:self];
9422 }
9423
9424 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9425     static CYEmulatedLoadingController *fake = nil;
9426
9427     if (view != nil) {
9428         if (fake == nil)
9429             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9430         [view addSubview:[fake view]];
9431     } else {
9432         [[fake view] removeFromSuperview];
9433         [fake release];
9434         fake = nil;
9435     }
9436
9437     return fake;
9438 }
9439
9440 - (void) applicationDidFinishLaunching:(id)unused {
9441 _trace();
9442     CydiaApp = self;
9443
9444     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9445         [self setApplicationSupportsShakeToEdit:NO];
9446
9447     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9448         initWithMemoryCapacity:524288
9449         diskCapacity:10485760
9450         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9451     ] autorelease]];
9452
9453     [CYBrowserController _initialize];
9454
9455     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9456
9457     Font12_ = [[UIFont systemFontOfSize:12] retain];
9458     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9459     Font14_ = [[UIFont systemFontOfSize:14] retain];
9460     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9461     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9462
9463     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9464     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9465
9466     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9467     [window_ orderFront:self];
9468     [window_ makeKey:self];
9469     [window_ setHidden:NO];
9470
9471     if (
9472         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9473         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9474         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9475         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9476         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9477         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9478         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9479         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9480         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9481         false
9482     ) {
9483         [self addStashController];
9484         // XXX: this would be much cleaner as a yieldToSelector:
9485         // that way the removeStashController could happen right here inline
9486         // we also could no longer require the useless stash_ field anymore
9487         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9488         return;
9489     }
9490
9491     database_ = [Database sharedInstance];
9492
9493     [window_ setUserInteractionEnabled:NO];
9494     [self setupViewControllers];
9495     [self showEmulatedLoadingControllerInView:window_];
9496
9497     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9498 _trace();
9499 }
9500
9501 - (void) loadData {
9502 _trace();
9503     if (Role_ == nil) {
9504         [window_ setUserInteractionEnabled:YES];
9505
9506         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9507         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9508         if (IsWildcat_)
9509             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9510         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9511
9512         return;
9513     } else {
9514         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9515             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9516         [window_ setUserInteractionEnabled:NO];
9517     }
9518
9519     [self reloadData];
9520     PrintTimes();
9521
9522     [window_ addSubview:[tabbar_ view]];
9523     [self showEmulatedLoadingControllerInView:nil];
9524     [window_ setUserInteractionEnabled:YES];
9525
9526     int selectedIndex = 0;
9527     NSMutableArray *items = nil;
9528
9529     bool recently = false;
9530     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9531     if (closed != nil) {
9532         NSTimeInterval interval([closed timeIntervalSinceNow]);
9533         // XXX: Is 15 minutes the optimal time here?
9534         if (interval <= 0 && interval > -(15*60))
9535             recently = true;
9536     }
9537
9538     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9539     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9540
9541     BOOL enough = YES;
9542     for (NSArray *entry in items)
9543         if ([entry count] <= 0)
9544             enough = NO;
9545
9546     if (!recently || !items || !enough) {
9547         selectedIndex = 0;
9548         items = [NSMutableArray array];
9549         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9550         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9551         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9552         if (!IsWildcat_) {
9553             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9554         } else {
9555             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9556             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9557         }
9558         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9559     }
9560
9561     [tabbar_ setSelectedIndex:selectedIndex];
9562     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9563         NSArray *stack = [items objectAtIndex:tab];
9564         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9565         NSMutableArray *current = [NSMutableArray array];
9566
9567         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9568             NSString *addr = [stack objectAtIndex:nav];
9569             NSURL *url = [NSURL URLWithString:addr];
9570             CYViewController *page = [self pageForURL:url forExternal:NO];
9571             if (page != nil)
9572                 [current addObject:page];
9573         }
9574
9575         [navigation setViewControllers:current];
9576     }
9577
9578     // (Try to) show the startup URL.
9579     if (starturl_ != nil) {
9580         [self openCydiaURL:starturl_ forExternal:NO];
9581         [starturl_ release];
9582         starturl_ = nil;
9583     }
9584 }
9585
9586 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9587     if (item != nil && IsWildcat_) {
9588         [sheet showFromBarButtonItem:item animated:YES];
9589     } else {
9590         [sheet showInView:window_];
9591     }
9592 }
9593
9594 @end
9595
9596 /*IMP alloc_;
9597 id Alloc_(id self, SEL selector) {
9598     id object = alloc_(self, selector);
9599     lprintf("[%s]A-%p\n", self->isa->name, object);
9600     return object;
9601 }*/
9602
9603 /*IMP dealloc_;
9604 id Dealloc_(id self, SEL selector) {
9605     id object = dealloc_(self, selector);
9606     lprintf("[%s]D-%p\n", self->isa->name, object);
9607     return object;
9608 }*/
9609
9610 Class $WebDefaultUIKitDelegate;
9611
9612 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9613     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9614         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9615     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9616 }
9617
9618 static NSNumber *shouldPlayKeyboardSounds;
9619
9620 Class $UIHardware;
9621
9622 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9623     switch (sound) {
9624         case 1104: // Keyboard Button Clicked
9625         case 1105: // Keyboard Delete Repeated
9626             if (shouldPlayKeyboardSounds == nil) {
9627                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9628                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9629             }
9630
9631             if (![shouldPlayKeyboardSounds boolValue])
9632                 break;
9633
9634         default:
9635             _UIHardware$_playSystemSound$(self, _cmd, sound);
9636     }
9637 }
9638
9639 Class $UIApplication;
9640
9641 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9642     static BOOL initialized = NO;
9643     static BOOL started = NO;
9644
9645     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9646     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9647
9648     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9649         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9650         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9651         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9652
9653         if (initialized && !enabled) {
9654             initialized = NO;
9655             [bundle performSelector:@selector(_accessibilityStopServer)];
9656         } else if (enabled) {
9657             initialized = YES;
9658             if (!started) {
9659                 started = YES;
9660                 [bundle performSelector:@selector(_accessibilityStartServer)];
9661             }
9662         }
9663     }
9664 }
9665
9666 int main(int argc, char *argv[]) { _pooled
9667     _trace();
9668
9669     if (Class $UIDevice = objc_getClass("UIDevice")) {
9670         UIDevice *device([$UIDevice currentDevice]);
9671         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9672     } else
9673         IsWildcat_ = false;
9674
9675     UIScreen *screen([UIScreen mainScreen]);
9676     if ([screen respondsToSelector:@selector(scale)])
9677         ScreenScale_ = [screen scale];
9678     else
9679         ScreenScale_ = 1;
9680
9681     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9682     if (ScreenScale_ > 1)
9683         [parts addObject:@"@2x"];
9684     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9685     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9686
9687     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9688
9689     /* Library Hacks {{{ */
9690     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9691
9692     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9693     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9694     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9695         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9696         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9697     }
9698
9699     $UIHardware = objc_getClass("UIHardware");
9700     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9701     if (UIHardware$_playSystemSound$ != NULL) {
9702         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9703         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9704     }
9705
9706     $UIApplication = objc_getClass("UIApplication");
9707     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9708     if (UIApplication$_updateApplicationAccessibility != NULL) {
9709         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9710         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9711     }
9712     /* }}} */
9713     /* Set Locale {{{ */
9714     Locale_ = CFLocaleCopyCurrent();
9715     Languages_ = [NSLocale preferredLanguages];
9716     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9717     //NSLog(@"%@", [Languages_ description]);
9718
9719     const char *lang;
9720     if (Languages_ == nil || [Languages_ count] == 0)
9721         // XXX: consider just setting to C and then falling through?
9722         lang = NULL;
9723     else {
9724         lang = [[Languages_ objectAtIndex:0] UTF8String];
9725         setenv("LANG", lang, true);
9726     }
9727
9728     //std::setlocale(LC_ALL, lang);
9729     NSLog(@"Setting Language: %s", lang);
9730     /* }}} */
9731
9732     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9733
9734     /* Parse Arguments {{{ */
9735     bool substrate(false);
9736
9737     if (argc != 0) {
9738         char **args(argv);
9739         int arge(1);
9740
9741         for (int argi(1); argi != argc; ++argi)
9742             if (strcmp(argv[argi], "--") == 0) {
9743                 arge = argi;
9744                 argv[argi] = argv[0];
9745                 argv += argi;
9746                 argc -= argi;
9747                 break;
9748             }
9749
9750         for (int argi(1); argi != arge; ++argi)
9751             if (strcmp(args[argi], "--substrate") == 0)
9752                 substrate = true;
9753             else
9754                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9755     }
9756     /* }}} */
9757
9758     App_ = [[NSBundle mainBundle] bundlePath];
9759     Home_ = NSHomeDirectory();
9760     Advanced_ = YES;
9761
9762     setuid(0);
9763     setgid(0);
9764
9765     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9766     alloc_ = alloc->method_imp;
9767     alloc->method_imp = (IMP) &Alloc_;*/
9768
9769     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9770     dealloc_ = dealloc->method_imp;
9771     dealloc->method_imp = (IMP) &Dealloc_;*/
9772
9773     /* System Information {{{ */
9774     size_t size;
9775
9776     int maxproc;
9777     size = sizeof(maxproc);
9778     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9779         perror("sysctlbyname(\"kern.maxproc\", ?)");
9780     else if (maxproc < 64) {
9781         maxproc = 64;
9782         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9783             perror("sysctlbyname(\"kern.maxproc\", #)");
9784     }
9785
9786     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9787     char *osversion = new char[size];
9788     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9789         perror("sysctlbyname(\"kern.osversion\", ?)");
9790     else
9791         System_ = [NSString stringWithUTF8String:osversion];
9792
9793     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9794     char *machine = new char[size];
9795     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9796         perror("sysctlbyname(\"hw.machine\", ?)");
9797     else
9798         Machine_ = machine;
9799
9800     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9801         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9802             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9803                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9804                 CFRelease(serial);
9805             }
9806
9807             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9808                 NSData *data((NSData *) ecid);
9809                 size_t length([data length]);
9810                 uint8_t bytes[length];
9811                 [data getBytes:bytes];
9812                 char string[length * 2 + 1];
9813                 for (size_t i(0); i != length; ++i)
9814                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9815                 ChipID_ = [NSString stringWithUTF8String:string];
9816                 CFRelease(ecid);
9817             }
9818
9819             IOObjectRelease(service);
9820         }
9821     }
9822
9823     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9824
9825     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9826     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9827     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9828
9829     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9830     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9831     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9832
9833     if (mcc != NULL && mnc != NULL)
9834         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9835
9836     if (mnc != NULL)
9837         CFRelease(mnc);
9838     if (mcc != NULL)
9839         CFRelease(mcc);
9840
9841     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9842         Build_ = [system objectForKey:@"ProductBuildVersion"];
9843     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9844         Product_ = [info objectForKey:@"SafariProductVersion"];
9845         Safari_ = [info objectForKey:@"CFBundleVersion"];
9846     }
9847     /* }}} */
9848     /* Load Database {{{ */
9849     _trace();
9850     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9851     _trace();
9852     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9853
9854     if (Metadata_ == NULL)
9855         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9856     else {
9857         Settings_ = [Metadata_ objectForKey:@"Settings"];
9858
9859         Packages_ = [Metadata_ objectForKey:@"Packages"];
9860         Sections_ = [Metadata_ objectForKey:@"Sections"];
9861         Sources_ = [Metadata_ objectForKey:@"Sources"];
9862
9863         Token_ = [Metadata_ objectForKey:@"Token"];
9864     }
9865
9866     if (Settings_ != nil)
9867         Role_ = [Settings_ objectForKey:@"Role"];
9868
9869     if (Sections_ == nil) {
9870         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9871         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9872     }
9873
9874     if (Sources_ == nil) {
9875         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9876         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9877     }
9878     /* }}} */
9879
9880     _trace();
9881     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9882     _trace();
9883
9884     if (Packages_ != nil) {
9885         bool fail(false);
9886         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9887         _trace();
9888
9889         if (!fail) {
9890             [Metadata_ removeObjectForKey:@"Packages"];
9891             Packages_ = nil;
9892             Changed_ = true;
9893         }
9894     }
9895
9896     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9897
9898 #define MobileSubstrate_(name) \
9899     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9900         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9901
9902     MobileSubstrate_(Activator)
9903     MobileSubstrate_(libstatusbar)
9904     MobileSubstrate_(SimulatedKeyEvents)
9905     MobileSubstrate_(WinterBoard)
9906
9907     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9908         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9909
9910     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9911
9912     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9913         unlink("/tmp/.cydia.fw");
9914         goto firmware;
9915     } else if (access("/User", F_OK) != 0 || version < 2) {
9916       firmware:
9917         _trace();
9918         system("/usr/libexec/cydia/firmware.sh");
9919         _trace();
9920     }
9921
9922     _assert([[NSFileManager defaultManager]
9923         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9924         withIntermediateDirectories:YES
9925         attributes:nil
9926         error:NULL
9927     ]);
9928
9929     if (access("/tmp/cydia.chk", F_OK) == 0) {
9930         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9931             _assert(errno == ENOENT);
9932         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9933             _assert(errno == ENOENT);
9934     }
9935
9936     /* APT Initialization {{{ */
9937     _assert(pkgInitConfig(*_config));
9938     _assert(pkgInitSystem(*_config, _system));
9939
9940     if (lang != NULL)
9941         _config->Set("APT::Acquire::Translation", lang);
9942
9943     // XXX: this timeout might be important :(
9944     //_config->Set("Acquire::http::Timeout", 15);
9945
9946     _config->Set("Acquire::http::MaxParallel", 3);
9947     /* }}} */
9948     /* Color Choices {{{ */
9949     space_ = CGColorSpaceCreateDeviceRGB();
9950
9951     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9952     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9953     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9954     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9955     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9956     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9957     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9958     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9959     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9960
9961     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9962     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9963     /* }}}*/
9964     /* UIKit Configuration {{{ */
9965     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9966     if ($GSFontSetUseLegacyFontMetrics != NULL)
9967         $GSFontSetUseLegacyFontMetrics(YES);
9968
9969     // XXX: I have a feeling this was important
9970     //UIKeyboardDisableAutomaticAppearance();
9971     /* }}} */
9972
9973     Colon_ = UCLocalize("COLON_DELIMITED");
9974     Elision_ = UCLocalize("ELISION");
9975     Error_ = UCLocalize("ERROR");
9976     Warning_ = UCLocalize("WARNING");
9977
9978     _trace();
9979     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9980
9981     CGColorSpaceRelease(space_);
9982     CFRelease(Locale_);
9983
9984     return value;
9985 }