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