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 "CyteKit/UCPlatform.h"
  45 #include "CyteKit/CyteLocalize.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
 121 #include <Cytore.hpp>
 122
 123 #include "CyteKit/CyteWebViewController.h"
 124 #include "CyteKit/NSString-Cyte.h"
 125 #include "CyteKit/PerlCompatibleRegEx.hpp"
 126 #include "CyteKit/WebScriptObject-Cyte.h"
 127
 128 #include "SDURLCache/SDURLCache.h"
 129
 130 #include <CydiaSubstrate/CydiaSubstrate.h>
 131 /* }}} */
 132
 133 /* Profiler {{{ */
 134 struct timeval _ltv;
 135 bool _itv;
 136
 137 #define _timestamp ({ \
 138     struct timeval tv; \
 139     gettimeofday(&tv, NULL); \
 140     tv.tv_sec * 1000000 + tv.tv_usec; \
 141 })
 142
 143 typedef std::vector<class ProfileTime *> TimeList;
 144 TimeList times_;
 145
 146 class ProfileTime {
 147   private:
 148     const char *name_;
 149     uint64_t total_;
 150     uint64_t count_;
 151
 152   public:
 153     ProfileTime(const char *name) :
 154         name_(name),
 155         total_(0)
 156     {
 157         times_.push_back(this);
 158     }
 159
 160     void AddTime(uint64_t time) {
 161         total_ += time;
 162         ++count_;
 163     }
 164
 165     void Print() {
 166         if (total_ != 0)
 167             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 168         total_ = 0;
 169         count_ = 0;
 170     }
 171 };
 172
 173 class ProfileTimer {
 174   private:
 175     ProfileTime &time_;
 176     uint64_t start_;
 177
 178   public:
 179     ProfileTimer(ProfileTime &time) :
 180         time_(time),
 181         start_(_timestamp)
 182     {
 183     }
 184
 185     ~ProfileTimer() {
 186         time_.AddTime(_timestamp - start_);
 187     }
 188 };
 189
 190 void PrintTimes() {
 191     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 192         (*i)->Print();
 193     std::cerr << "========" << std::endl;
 194 }
 195
 196 #define _profile(name) { \
 197     static ProfileTime name(#name); \
 198     ProfileTimer _ ## name(name);
 199
 200 #define _end }
 201 /* }}} */
 202
 203 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 204
 205 #define CYPoolStart() \
 206     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 207     do
 208 #define CYPoolEnd() \
 209     while (false); \
 210     [_pool release];
 211
 212 #define Cydia_ CYDIA_VERSION
 213
 214 #define lprintf(args...) fprintf(stderr, args)
 215
 216 #define ForRelease 1
 217 #define TraceLogging (1 && !ForRelease)
 218 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 219 #define ProfileTimes (0 && !ForRelease)
 220 #define ForSaurik (0 && !ForRelease)
 221 #define LogBrowser (0 && !ForRelease)
 222 #define TrackResize (0 && !ForRelease)
 223 #define ManualRefresh (1 && !ForRelease)
 224 #define ShowInternals (0 && !ForRelease)
 225 #define AlwaysReload (0 && !ForRelease)
 226 #define TryIndexedCollation (0 && !ForRelease)
 227
 228 #if !TraceLogging
 229 #undef _trace
 230 #define _trace(args...)
 231 #endif
 232
 233 #if !ProfileTimes
 234 #undef _profile
 235 #define _profile(name) {
 236 #undef _end
 237 #define _end }
 238 #define PrintTimes() do {} while (false)
 239 #endif
 240
 241 // Hash Functions/Structures {{{
 242 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 243
 244 union SplitHash {
 245     uint32_t u32;
 246     uint16_t u16[2];
 247 };
 248 // }}}
 249
 250 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 251
 252 static _finline NSString *CydiaURL(NSString *path) {
 253     char page[26];
 254     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 255     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 256     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 257     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 258     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 259     page[25] = '\0';
 260     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 261 }
 262
 263 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 264     int notify_token;
 265     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 266         notify_set_state(notify_token, newStatus);
 267         notify_cancel(notify_token);
 268     }
 269     notify_post("com.saurik.Cydia.status");
 270 }
 271
 272 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 273 @interface NSObject (Cydia)
 274 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 275 - (id) yieldToSelector:(SEL)selector;
 276 @end
 277
 278 @implementation NSObject (Cydia)
 279
 280 - (void) doNothing {
 281 }
 282
 283 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 284     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 285     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 286     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 287
 288     /* XXX: deal with exceptions */
 289     id value([self performSelector:selector withObject:object]);
 290
 291     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 292     [context removeAllObjects];
 293     if ([signature methodReturnLength] != 0 && value != nil)
 294         [context addObject:value];
 295
 296     stopped = true;
 297
 298     [self
 299         performSelectorOnMainThread:@selector(doNothing)
 300         withObject:nil
 301         waitUntilDone:NO
 302     ];
 303 }
 304
 305 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 306     volatile bool stopped(false);
 307
 308     NSMutableArray *context([NSMutableArray arrayWithObjects:
 309         [NSValue valueWithPointer:selector],
 310         [NSValue valueWithNonretainedObject:object],
 311         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 312     nil]);
 313
 314     NSThread *thread([[[NSThread alloc]
 315         initWithTarget:self
 316         selector:@selector(_yieldToContext:)
 317         object:context
 318     ] autorelease]);
 319
 320     [thread start];
 321
 322     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 323     NSDate *future([NSDate distantFuture]);
 324     NSString *mode([loop currentMode] ?: NSDefaultRunLoopMode);
 325
 326 _trace();
 327     while (!stopped && [loop runMode:mode beforeDate:future]);
 328 _trace();
 329
 330     return [context count] == 0 ? nil : [context objectAtIndex:0];
 331 }
 332
 333 - (id) yieldToSelector:(SEL)selector {
 334     return [self yieldToSelector:selector withObject:nil];
 335 }
 336
 337 @end
 338 /* }}} */
 339
 340 /* Cydia Alert View {{{ */
 341 @interface CYAlertView : UIAlertView {
 342     unsigned button_;
 343 }
 344
 345 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 346
 347 @end
 348
 349 @implementation CYAlertView
 350
 351 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 352     if ((self = [super init]) != nil) {
 353         [self setTitle:title];
 354         [self setDelegate:self];
 355         for (NSString *button in buttons) [self addButtonWithTitle:button];
 356         [self setCancelButtonIndex:index];
 357     } return self;
 358 }
 359
 360 - (void) _updateFrameForDisplay {
 361     [super _updateFrameForDisplay];
 362     if ([self cancelButtonIndex] == -1) {
 363         NSArray *buttons = [self buttons];
 364         if ([buttons count]) {
 365             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 366             for (UIThreePartButton *button in buttons)
 367                 [button setBackground:background forState:0];
 368         }
 369     }
 370 }
 371
 372 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 373     button_ = buttonIndex + 1;
 374 }
 375
 376 - (void) dismiss {
 377     [self dismissWithClickedButtonIndex:-1 animated:YES];
 378 }
 379
 380 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 381     [self setRunsModal:YES];
 382     button_ = 0;
 383     [self show];
 384     return button_;
 385 }
 386
 387 @end
 388 /* }}} */
 389
 390 /* NSForcedOrderingSearch doesn't work on the iPhone */
 391 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 392 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 393 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 394
 395 /* Radix Sort {{{ */
 396 typedef uint32_t (*SKRadixFunction)(id, void *);
 397
 398 @interface NSMutableArray (Radix)
 399 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 400 @end
 401
 402 struct RadixItem_ {
 403     size_t index;
 404     uint32_t key;
 405 };
 406
 407 @implementation NSMutableArray (Radix)
 408
 409 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 410     size_t count([self count]);
 411     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 412
 413     for (size_t i(0); i != count; ++i) {
 414         RadixItem_ &item(swap[i]);
 415         item.index = i;
 416
 417         id object([self objectAtIndex:i]);
 418         item.key = function(object, argument);
 419     }
 420
 421     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 422
 423     static const size_t width = 32;
 424     static const size_t bits = 11;
 425     static const size_t slots = 1 << bits;
 426     static const size_t passes = (width + (bits - 1)) / bits;
 427
 428     size_t *hist(new size_t[slots]);
 429
 430     for (size_t pass(0); pass != passes; ++pass) {
 431         memset(hist, 0, sizeof(size_t) * slots);
 432
 433         for (size_t i(0); i != count; ++i) {
 434             uint32_t key(lhs[i].key);
 435             key >>= pass * bits;
 436             key &= _not(uint32_t) >> width - bits;
 437             ++hist[key];
 438         }
 439
 440         size_t offset(0);
 441         for (size_t i(0); i != slots; ++i) {
 442             size_t local(offset);
 443             offset += hist[i];
 444             hist[i] = local;
 445         }
 446
 447         for (size_t i(0); i != count; ++i) {
 448             uint32_t key(lhs[i].key);
 449             key >>= pass * bits;
 450             key &= _not(uint32_t) >> width - bits;
 451             rhs[hist[key]++] = lhs[i];
 452         }
 453
 454         RadixItem_ *tmp(lhs);
 455         lhs = rhs;
 456         rhs = tmp;
 457     }
 458
 459     delete [] hist;
 460
 461     const void **values(new const void *[count]);
 462     for (size_t i(0); i != count; ++i)
 463         values[i] = [self objectAtIndex:lhs[i].index];
 464     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 465     delete [] values;
 466
 467     delete [] swap;
 468 }
 469
 470 @end
 471 /* }}} */
 472 /* Insertion Sort {{{ */
 473
 474 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 475     const char *ptr = (const char *)list;
 476     while (0 < count) {
 477         CFIndex half = count / 2;
 478         const char *probe = ptr + elementSize * half;
 479         CFComparisonResult cr = comparator(element, probe, context);
 480     if (0 == cr) return (probe - (const char *)list) / elementSize;
 481         ptr = (cr < 0) ? ptr : probe + elementSize;
 482         count = (cr < 0) ? half : (half + (count & 1) - 1);
 483     }
 484     return (ptr - (const char *)list) / elementSize;
 485 }
 486
 487 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 488     const char *ptr = (const char *)list;
 489     while (0 < count) {
 490         CFIndex half = count / 2;
 491         const char *probe = ptr + elementSize * half;
 492         CFComparisonResult cr = comparator(element, probe, context);
 493     if (0 == cr) return (probe - (const char *)list) / elementSize;
 494         ptr = (cr < 0) ? ptr : probe + elementSize;
 495         count = (cr < 0) ? half : (half + (count & 1) - 1);
 496     }
 497     return (ptr - (const char *)list) / elementSize;
 498 }
 499
 500 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 501     if (range.length == 0)
 502         return;
 503     const void **values(new const void *[range.length]);
 504     CFArrayGetValues(array, range, values);
 505
 506 #if HistogramInsertionSort > 0
 507     uint32_t total(0), *offsets(new uint32_t[range.length]);
 508 #endif
 509
 510     for (CFIndex index(1); index != range.length; ++index) {
 511         const void *value(values[index]);
 512         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 513         CFIndex correct(index);
 514         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 515 #if HistogramInsertionSort > 1
 516             NSLog(@"%@ < %@", value, values[correct - 1]);
 517 #endif
 518             if (--correct == 0)
 519                 break;
 520         }
 521         if (correct != index) {
 522             size_t offset(index - correct);
 523 #if HistogramInsertionSort
 524             total += offset;
 525             ++offsets[offset];
 526             if (offset > 10)
 527                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 528 #endif
 529             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 530             values[correct] = value;
 531         }
 532     }
 533
 534     CFArrayReplaceValues(array, range, values, range.length);
 535     delete [] values;
 536
 537 #if HistogramInsertionSort > 0
 538     for (CFIndex index(0); index != range.length; ++index)
 539         if (offsets[index] != 0)
 540             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 541     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 542     delete [] offsets;
 543 #endif
 544 }
 545
 546 /* }}} */
 547
 548 /* Apple Bug Fixes {{{ */
 549 @implementation UIWebDocumentView (Cydia)
 550
 551 - (void) _setScrollerOffset:(CGPoint)offset {
 552     UIScroller *scroller([self _scroller]);
 553
 554     CGSize size([scroller contentSize]);
 555     CGSize bounds([scroller bounds].size);
 556
 557     CGPoint max;
 558     max.x = size.width - bounds.width;
 559     max.y = size.height - bounds.height;
 560
 561     // wtf Apple?!
 562     if (max.x < 0)
 563         max.x = 0;
 564     if (max.y < 0)
 565         max.y = 0;
 566
 567     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 568     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 569
 570     [scroller setOffset:offset];
 571 }
 572
 573 @end
 574 /* }}} */
 575
 576 @interface NSInvocation (Cydia)
 577 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 578 @end
 579
 580 @implementation NSInvocation (Cydia)
 581
 582 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 583     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 584     [invocation setTarget:target];
 585     [invocation setSelector:selector];
 586     return invocation;
 587 }
 588
 589 @end
 590
 591 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 592     size_t length([self length] - state->state);
 593     if (length <= 0)
 594         return 0;
 595     else if (length > count)
 596         length = count;
 597     for (size_t i(0); i != length; ++i)
 598         objects[i] = [self item:state->state++];
 599     state->itemsPtr = objects;
 600     state->mutationsPtr = (unsigned long *) self;
 601     return length;
 602 }
 603
 604 /* Cydia NSString Additions {{{ */
 605 @interface NSString (Cydia)
 606 - (NSComparisonResult) compareByPath:(NSString *)other;
 607 - (NSString *) stringByCachingURLWithCurrentCDN;
 608 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 609 @end
 610
 611 @implementation NSString (Cydia)
 612
 613 - (NSComparisonResult) compareByPath:(NSString *)other {
 614     NSString *prefix = [self commonPrefixWithString:other options:0];
 615     size_t length = [prefix length];
 616
 617     NSRange lrange = NSMakeRange(length, [self length] - length);
 618     NSRange rrange = NSMakeRange(length, [other length] - length);
 619
 620     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 621     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 622
 623     NSComparisonResult value;
 624
 625     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 626         value = NSOrderedSame;
 627     else if (lrange.location == NSNotFound)
 628         value = NSOrderedAscending;
 629     else if (rrange.location == NSNotFound)
 630         value = NSOrderedDescending;
 631     else
 632         value = NSOrderedSame;
 633
 634     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 635         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 636     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 637         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 638
 639     NSComparisonResult result = [lpath compare:rpath];
 640     return result == NSOrderedSame ? value : result;
 641 }
 642
 643 - (NSString *) stringByCachingURLWithCurrentCDN {
 644     return [self
 645         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 646         withString:@"://cache.cydia.saurik.com/"
 647     ];
 648 }
 649
 650 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 651     return [(id)CFURLCreateStringByAddingPercentEscapes(
 652         kCFAllocatorDefault,
 653         (CFStringRef) self,
 654         NULL,
 655         CFSTR(";/?:@&=+$,"),
 656         kCFStringEncodingUTF8
 657     ) autorelease];
 658 }
 659
 660 @end
 661 /* }}} */
 662
 663 /* C++ NSString Wrapper Cache {{{ */
 664 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 665     return size == 0 ? NULL :
 666         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 667         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 668 }
 669
 670 static _finline CFStringRef CYStringCreate(const char *data) {
 671     return CYStringCreate(data, strlen(data));
 672 }
 673
 674 class CYString {
 675   private:
 676     char *data_;
 677     size_t size_;
 678     CFStringRef cache_;
 679
 680     _finline void clear_() {
 681         if (cache_ != NULL) {
 682             CFRelease(cache_);
 683             cache_ = NULL;
 684         }
 685     }
 686
 687   public:
 688     _finline bool empty() const {
 689         return size_ == 0;
 690     }
 691
 692     _finline size_t size() const {
 693         return size_;
 694     }
 695
 696     _finline char *data() const {
 697         return data_;
 698     }
 699
 700     _finline void clear() {
 701         size_ = 0;
 702         clear_();
 703     }
 704
 705     _finline CYString() :
 706         data_(0),
 707         size_(0),
 708         cache_(NULL)
 709     {
 710     }
 711
 712     _finline ~CYString() {
 713         clear_();
 714     }
 715
 716     void operator =(const CYString &rhs) {
 717         data_ = rhs.data_;
 718         size_ = rhs.size_;
 719
 720         if (rhs.cache_ == nil)
 721             cache_ = NULL;
 722         else
 723             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 724     }
 725
 726     void copy(apr_pool_t *pool) {
 727         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 728         memcpy(temp, data_, size_);
 729         temp[size_] = '\0';
 730         data_ = temp;
 731     }
 732
 733     void set(apr_pool_t *pool, const char *data, size_t size) {
 734         if (size == 0)
 735             clear();
 736         else {
 737             clear_();
 738
 739             data_ = const_cast<char *>(data);
 740             size_ = size;
 741
 742             if (pool != NULL)
 743                 copy(pool);
 744         }
 745     }
 746
 747     _finline void set(apr_pool_t *pool, const char *data) {
 748         set(pool, data, data == NULL ? 0 : strlen(data));
 749     }
 750
 751     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 752         set(pool, rhs.data(), rhs.size());
 753     }
 754
 755     bool operator ==(const CYString &rhs) const {
 756         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 757     }
 758
 759     _finline operator CFStringRef() {
 760         if (cache_ == NULL)
 761             cache_ = CYStringCreate(data_, size_);
 762         return cache_;
 763     }
 764
 765     _finline operator id() {
 766         return (NSString *) static_cast<CFStringRef>(*this);
 767     }
 768
 769     _finline operator const char *() {
 770         return reinterpret_cast<const char *>(data_);
 771     }
 772 };
 773 /* }}} */
 774 /* C++ NSString Algorithm Adapters {{{ */
 775 extern "C" {
 776     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 777 }
 778
 779 struct NSStringMapHash :
 780     std::unary_function<NSString *, size_t>
 781 {
 782     _finline size_t operator ()(NSString *value) const {
 783         return CFStringHashNSString((CFStringRef) value);
 784     }
 785 };
 786
 787 struct NSStringMapLess :
 788     std::binary_function<NSString *, NSString *, bool>
 789 {
 790     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 791         return [lhs compare:rhs] == NSOrderedAscending;
 792     }
 793 };
 794
 795 struct NSStringMapEqual :
 796     std::binary_function<NSString *, NSString *, bool>
 797 {
 798     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 799         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 800         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 801         //[lhs isEqualToString:rhs];
 802     }
 803 };
 804 /* }}} */
 805
 806 /* Mime Addresses {{{ */
 807 @interface Address : NSObject {
 808     NSString *name_;
 809     NSString *address_;
 810 }
 811
 812 - (NSString *) name;
 813 - (NSString *) address;
 814
 815 - (void) setAddress:(NSString *)address;
 816
 817 + (Address *) addressWithString:(NSString *)string;
 818 - (Address *) initWithString:(NSString *)string;
 819
 820 @end
 821
 822 @implementation Address
 823
 824 - (void) dealloc {
 825     [name_ release];
 826     if (address_ != nil)
 827         [address_ release];
 828     [super dealloc];
 829 }
 830
 831 - (NSString *) name {
 832     return name_;
 833 }
 834
 835 - (NSString *) address {
 836     return address_;
 837 }
 838
 839 - (void) setAddress:(NSString *)address {
 840     if (address_ != nil)
 841         [address_ autorelease];
 842     if (address == nil)
 843         address_ = nil;
 844     else
 845         address_ = [address retain];
 846 }
 847
 848 + (Address *) addressWithString:(NSString *)string {
 849     return [[[Address alloc] initWithString:string] autorelease];
 850 }
 851
 852 + (NSArray *) _attributeKeys {
 853     return [NSArray arrayWithObjects:
 854         @"address",
 855         @"name",
 856     nil];
 857 }
 858
 859 - (NSArray *) attributeKeys {
 860     return [[self class] _attributeKeys];
 861 }
 862
 863 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 864     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 865 }
 866
 867 - (Address *) initWithString:(NSString *)string {
 868     if ((self = [super init]) != nil) {
 869         const char *data = [string UTF8String];
 870         size_t size = [string length];
 871
 872         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 873
 874         if (address_r(data, size)) {
 875             name_ = [address_r[1] retain];
 876             address_ = [address_r[2] retain];
 877         } else {
 878             name_ = [string retain];
 879             address_ = nil;
 880         }
 881     } return self;
 882 }
 883
 884 @end
 885 /* }}} */
 886 /* CoreGraphics Primitives {{{ */
 887 class CYColor {
 888   private:
 889     CGColorRef color_;
 890
 891     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 892         CGFloat color[] = {red, green, blue, alpha};
 893         return CGColorCreate(space, color);
 894     }
 895
 896   public:
 897     CYColor() :
 898         color_(NULL)
 899     {
 900     }
 901
 902     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 903         color_(Create_(space, red, green, blue, alpha))
 904     {
 905         Set(space, red, green, blue, alpha);
 906     }
 907
 908     void Clear() {
 909         if (color_ != NULL)
 910             CGColorRelease(color_);
 911     }
 912
 913     ~CYColor() {
 914         Clear();
 915     }
 916
 917     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 918         Clear();
 919         color_ = Create_(space, red, green, blue, alpha);
 920     }
 921
 922     operator CGColorRef() {
 923         return color_;
 924     }
 925 };
 926 /* }}} */
 927
 928 /* Random Global Variables {{{ */
 929 static const int PulseInterval_ = 50000;
 930
 931 static const NSString *UI_;
 932
 933 static int Finish_;
 934 static bool RestartSubstrate_;
 935 static NSArray *Finishes_;
 936
 937 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 938 #define NotifyConfig_ "/etc/notify.conf"
 939
 940 static bool Queuing_;
 941
 942 static CYColor Blue_;
 943 static CYColor Blueish_;
 944 static CYColor Black_;
 945 static CYColor Off_;
 946 static CYColor White_;
 947 static CYColor Gray_;
 948 static CYColor Green_;
 949 static CYColor Purple_;
 950 static CYColor Purplish_;
 951
 952 static UIColor *InstallingColor_;
 953 static UIColor *RemovingColor_;
 954
 955 static NSString *App_;
 956
 957 static BOOL Advanced_;
 958 static BOOL Ignored_;
 959
 960 static UIFont *Font12_;
 961 static UIFont *Font12Bold_;
 962 static UIFont *Font14_;
 963 static UIFont *Font18Bold_;
 964 static UIFont *Font22Bold_;
 965
 966 static const char *Machine_ = NULL;
 967 static NSString *System_ = nil;
 968 static NSString *SerialNumber_ = nil;
 969 static NSString *ChipID_ = nil;
 970 static _H<NSString> Token_;
 971 static NSString *UniqueID_ = nil;
 972 static NSString *PLMN_ = nil;
 973 static NSString *Build_ = nil;
 974 static NSString *Product_ = nil;
 975 static NSString *Safari_ = nil;
 976
 977 static CFLocaleRef Locale_;
 978 static NSArray *Languages_;
 979 static CGColorSpaceRef space_;
 980
 981 static NSDictionary *SectionMap_;
 982 static NSMutableDictionary *Metadata_;
 983 static _transient NSMutableDictionary *Settings_;
 984 static _transient NSString *Role_;
 985 static _transient NSMutableDictionary *Packages_;
 986 static _transient NSMutableDictionary *Sections_;
 987 static _transient NSMutableDictionary *Sources_;
 988 static bool Changed_;
 989 static time_t now_;
 990
 991 bool IsWildcat_;
 992 static CGFloat ScreenScale_;
 993 static NSString *Idiom_;
 994
 995 static NSMutableDictionary *SessionData_;
 996 static NSObject *HostConfig_;
 997 static NSMutableSet *BridgedHosts_;
 998 static NSMutableSet *PipelinedHosts_;
 999
1000 static NSString *kCydiaProgressEventTypeError = @"Error";
1001 static NSString *kCydiaProgressEventTypeInformation = @"Information";
1002 static NSString *kCydiaProgressEventTypeStatus = @"Status";
1003 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
1004 /* }}} */
1005
1006 /* Display Helpers {{{ */
1007 inline float Interpolate(float begin, float end, float fraction) {
1008     return (end - begin) * fraction + begin;
1009 }
1010
1011 static _finline const char *StripVersion_(const char *version) {
1012     const char *colon(strchr(version, ':'));
1013     return colon == NULL ? version : colon + 1;
1014 }
1015
1016 NSString *LocalizeSection(NSString *section) {
1017     static Pcre title_r("^(.*?) \\((.*)\\)$");
1018     if (title_r(section)) {
1019         NSString *parent(title_r[1]);
1020         NSString *child(title_r[2]);
1021
1022         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1023             LocalizeSection(parent),
1024             LocalizeSection(child)
1025         ];
1026     }
1027
1028     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1029 }
1030
1031 NSString *Simplify(NSString *title) {
1032     const char *data = [title UTF8String];
1033     size_t size = [title length];
1034
1035     static Pcre square_r("^\\[(.*)\\]$");
1036     if (square_r(data, size))
1037         return Simplify(square_r[1]);
1038
1039     static Pcre paren_r("^\\((.*)\\)$");
1040     if (paren_r(data, size))
1041         return Simplify(paren_r[1]);
1042
1043     static Pcre title_r("^(.*?) \\((.*)\\)$");
1044     if (title_r(data, size))
1045         return Simplify(title_r[1]);
1046
1047     return title;
1048 }
1049 /* }}} */
1050
1051 NSString *GetLastUpdate() {
1052     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1053
1054     if (update == nil)
1055         return UCLocalize("NEVER_OR_UNKNOWN");
1056
1057     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1058     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1059
1060     CFRelease(formatter);
1061
1062     return [(NSString *) formatted autorelease];
1063 }
1064
1065 bool isSectionVisible(NSString *section) {
1066     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1067     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1068     return hidden == nil || ![hidden boolValue];
1069 }
1070
1071 @class Cydia;
1072
1073 /* Delegate Prototypes {{{ */
1074 @class Package;
1075 @class Source;
1076 @class CydiaProgressEvent;
1077
1078 @protocol DatabaseDelegate
1079 - (void) repairWithSelector:(SEL)selector;
1080 - (void) setConfigurationData:(NSString *)data;
1081 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1082 @end
1083
1084 @class CYPackageController;
1085
1086 @protocol CydiaDelegate
1087 - (void) retainNetworkActivityIndicator;
1088 - (void) releaseNetworkActivityIndicator;
1089 - (void) clearPackage:(Package *)package;
1090 - (void) installPackage:(Package *)package;
1091 - (void) installPackages:(NSArray *)packages;
1092 - (void) removePackage:(Package *)package;
1093 - (void) beginUpdate;
1094 - (BOOL) updating;
1095 - (void) distUpgrade;
1096 - (void) loadData;
1097 - (void) updateData;
1098 - (void) syncData;
1099 - (void) addTrivialSource:(NSString *)href;
1100 - (void) showSettings;
1101 - (UIProgressHUD *) addProgressHUD;
1102 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1103 - (CYViewController *) pageForPackage:(NSString *)name;
1104 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1105 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1106 @end
1107 /* }}} */
1108
1109 /* ProgressEvent Interface/Delegate {{{ */
1110 @interface CydiaProgressEvent : NSObject {
1111     _H<NSString> message_;
1112     _H<NSString> type_;
1113
1114     _H<NSArray> item_;
1115     _H<NSString> package_;
1116     _H<NSString> url_;
1117     _H<NSString> version_;
1118 }
1119
1120 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1121 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1122 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1123
1124 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1125
1126 - (NSString *) message;
1127 - (NSString *) type;
1128
1129 - (NSArray *) item;
1130 - (NSString *) package;
1131 - (NSString *) url;
1132 - (NSString *) version;
1133
1134 - (void) setItem:(NSArray *)item;
1135 - (void) setPackage:(NSString *)package;
1136 - (void) setURL:(NSString *)url;
1137 - (void) setVersion:(NSString *)version;
1138
1139 - (NSString *) compound:(NSString *)value;
1140 - (NSString *) compoundMessage;
1141 - (NSString *) compoundTitle;
1142
1143 @end
1144
1145 @protocol ProgressDelegate
1146 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1147 - (void) setProgressPercent:(NSNumber *)percent;
1148 - (void) setProgressStatus:(NSDictionary *)status;
1149 - (void) setProgressCancellable:(NSNumber *)cancellable;
1150 - (bool) isProgressCancelled;
1151 - (void) setTitle:(NSString *)title;
1152 @end
1153 /* }}} */
1154 /* Status Delegation {{{ */
1155 class Status :
1156     public pkgAcquireStatus
1157 {
1158   private:
1159     _transient NSObject<ProgressDelegate> *delegate_;
1160     bool cancelled_;
1161
1162   public:
1163     Status() :
1164         delegate_(nil),
1165         cancelled_(false)
1166     {
1167     }
1168
1169     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1170         delegate_ = delegate;
1171     }
1172
1173     NSObject<ProgressDelegate> *getDelegate() const {
1174         return delegate_;
1175     }
1176
1177     virtual bool MediaChange(std::string media, std::string drive) {
1178         return false;
1179     }
1180
1181     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1182     }
1183
1184     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1185         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1186         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1187         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1188     }
1189
1190     virtual void Done(pkgAcquire::ItemDesc &item) {
1191     }
1192
1193     virtual void Fail(pkgAcquire::ItemDesc &item) {
1194         if (
1195             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1196             item.Owner->Status == pkgAcquire::Item::StatDone
1197         )
1198             return;
1199
1200         std::string &error(item.Owner->ErrorText);
1201         if (error.empty())
1202             return;
1203
1204         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1205         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1206     }
1207
1208     virtual bool Pulse(pkgAcquire *Owner) {
1209         bool value = pkgAcquireStatus::Pulse(Owner);
1210
1211         double percent(
1212             double(CurrentBytes + CurrentItems) /
1213             double(TotalBytes + TotalItems)
1214         );
1215
1216         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1217             [NSNumber numberWithDouble:percent], @"Percent",
1218
1219             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1220             [NSNumber numberWithDouble:TotalBytes], @"Total",
1221             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1222         nil] waitUntilDone:YES];
1223
1224         if (value && ![delegate_ isProgressCancelled])
1225             return true;
1226         else {
1227             cancelled_ = true;
1228             return false;
1229         }
1230     }
1231
1232     _finline bool WasCancelled() const {
1233         return cancelled_;
1234     }
1235
1236     virtual void Start() {
1237         pkgAcquireStatus::Start();
1238         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1239     }
1240
1241     virtual void Stop() {
1242         pkgAcquireStatus::Stop();
1243         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1244         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1245     }
1246 };
1247 /* }}} */
1248 /* Database Interface {{{ */
1249 typedef std::map< unsigned long, _H<Source> > SourceMap;
1250
1251 @interface Database : NSObject {
1252     NSZone *zone_;
1253     apr_pool_t *pool_;
1254
1255     unsigned era_;
1256
1257     pkgCacheFile cache_;
1258     pkgDepCache::Policy *policy_;
1259     pkgRecords *records_;
1260     pkgProblemResolver *resolver_;
1261     pkgAcquire *fetcher_;
1262     FileFd *lock_;
1263     SPtr<pkgPackageManager> manager_;
1264     pkgSourceList *list_;
1265
1266     SourceMap sourceMap_;
1267     NSMutableArray *sourceList_;
1268
1269     CFMutableArrayRef packages_;
1270
1271     _transient NSObject<DatabaseDelegate> *delegate_;
1272     _transient NSObject<ProgressDelegate> *progress_;
1273
1274     Status status_;
1275
1276     int cydiafd_;
1277     int statusfd_;
1278     FILE *input_;
1279
1280     std::map<const char *, _H<NSString> > sections_;
1281 }
1282
1283 + (Database *) sharedInstance;
1284 - (unsigned) era;
1285
1286 - (void) _readCydia:(NSNumber *)fd;
1287 - (void) _readStatus:(NSNumber *)fd;
1288 - (void) _readOutput:(NSNumber *)fd;
1289
1290 - (FILE *) input;
1291
1292 - (Package *) packageWithName:(NSString *)name;
1293
1294 - (pkgCacheFile &) cache;
1295 - (pkgDepCache::Policy *) policy;
1296 - (pkgRecords *) records;
1297 - (pkgProblemResolver *) resolver;
1298 - (pkgAcquire &) fetcher;
1299 - (pkgSourceList &) list;
1300 - (NSArray *) packages;
1301 - (NSArray *) sources;
1302 - (Source *) sourceWithKey:(NSString *)key;
1303 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1304
1305 - (void) configure;
1306 - (bool) prepare;
1307 - (void) perform;
1308 - (bool) upgrade;
1309 - (void) update;
1310
1311 - (void) updateWithStatus:(Status &)status;
1312
1313 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1314
1315 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1316 - (NSObject<ProgressDelegate> *) progressDelegate;
1317
1318 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1319
1320 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1321
1322 @end
1323 /* }}} */
1324 /* ProgressEvent Implementation {{{ */
1325 @implementation CydiaProgressEvent
1326
1327 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1328     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1329 }
1330
1331 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1332     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1333     [event setPackage:package];
1334     return event;
1335 }
1336
1337 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1338     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1339
1340     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1341     NSArray *fields([description componentsSeparatedByString:@" "]);
1342     [event setItem:fields];
1343
1344     if ([fields count] > 3) {
1345         [event setPackage:[fields objectAtIndex:2]];
1346         [event setVersion:[fields objectAtIndex:3]];
1347     }
1348
1349     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1350
1351     return event;
1352 }
1353
1354 + (NSArray *) _attributeKeys {
1355     return [NSArray arrayWithObjects:
1356         @"item",
1357         @"message",
1358         @"package",
1359         @"type",
1360         @"url",
1361         @"version",
1362     nil];
1363 }
1364
1365 - (NSArray *) attributeKeys {
1366     return [[self class] _attributeKeys];
1367 }
1368
1369 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1370     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1371 }
1372
1373 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1374     if ((self = [super init]) != nil) {
1375         message_ = message;
1376         type_ = type;
1377     } return self;
1378 }
1379
1380 - (NSString *) message {
1381     return message_;
1382 }
1383
1384 - (NSString *) type {
1385     return type_;
1386 }
1387
1388 - (NSArray *) item {
1389     return (id) item_ ?: [NSNull null];
1390 }
1391
1392 - (void) setItem:(NSArray *)item {
1393     item_ = item;
1394 }
1395
1396 - (NSString *) package {
1397     return (id) package_ ?: [NSNull null];
1398 }
1399
1400 - (void) setPackage:(NSString *)package {
1401     package_ = package;
1402 }
1403
1404 - (NSString *) url {
1405     return (id) url_ ?: [NSNull null];
1406 }
1407
1408 - (void) setURL:(NSString *)url {
1409     url_ = url;
1410 }
1411
1412 - (void) setVersion:(NSString *)version {
1413     version_ = version;
1414 }
1415
1416 - (NSString *) version {
1417     return (id) version_ ?: [NSNull null];
1418 }
1419
1420 - (NSString *) compound:(NSString *)value {
1421     if (value != nil) {
1422         NSString *mode(nil); {
1423             NSString *type([self type]);
1424             if ([type isEqualToString:kCydiaProgressEventTypeError])
1425                 mode = UCLocalize("ERROR");
1426             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1427                 mode = UCLocalize("WARNING");
1428         }
1429
1430         if (mode != nil)
1431             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1432     }
1433
1434     return value;
1435 }
1436
1437 - (NSString *) compoundMessage {
1438     return [self compound:[self message]];
1439 }
1440
1441 - (NSString *) compoundTitle {
1442     NSString *title;
1443
1444     if (package_ == nil)
1445         title = nil;
1446     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1447         title = [package name];
1448     else
1449         title = package_;
1450
1451     return [self compound:title];
1452 }
1453
1454 @end
1455 /* }}} */
1456
1457 // Cytore Definitions {{{
1458 struct PackageValue :
1459     Cytore::Block
1460 {
1461     Cytore::Offset<PackageValue> next_;
1462
1463     uint32_t index_ : 23;
1464     uint32_t subscribed_ : 1;
1465     uint32_t : 8;
1466
1467     int32_t first_;
1468     int32_t last_;
1469
1470     uint16_t vhash_;
1471     uint16_t nhash_;
1472
1473     char version_[8];
1474     char name_[];
1475 };
1476
1477 struct MetaValue :
1478     Cytore::Block
1479 {
1480     uint32_t active_;
1481     Cytore::Offset<PackageValue> packages_[1 << 16];
1482 };
1483
1484 static Cytore::File<MetaValue> MetaFile_;
1485 // }}}
1486 // Cytore Helper Functions {{{
1487 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1488     SplitHash nhash = { hashlittle(name, length) };
1489
1490     PackageValue *metadata;
1491
1492     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1493     offset: if (offset->IsNull()) {
1494         *offset = MetaFile_.New<PackageValue>(length + 1);
1495         metadata = &MetaFile_.Get(*offset);
1496
1497         if (metadata == NULL) {
1498             if (fail != NULL)
1499                 *fail = true;
1500
1501             metadata = new PackageValue();
1502             memset(metadata, 0, sizeof(*metadata));
1503         }
1504
1505         memcpy(metadata->name_, name, length + 1);
1506         metadata->nhash_ = nhash.u16[1];
1507     } else {
1508         metadata = &MetaFile_.Get(*offset);
1509
1510         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1511             offset = &metadata->next_;
1512             goto offset;
1513         }
1514     }
1515
1516     return metadata;
1517 }
1518
1519 static void PackageImport(const void *key, const void *value, void *context) {
1520     bool &fail(*reinterpret_cast<bool *>(context));
1521
1522     char buffer[1024];
1523     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1524         NSLog(@"failed to import package %@", key);
1525         return;
1526     }
1527
1528     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1529     NSDictionary *package((NSDictionary *) value);
1530
1531     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1532         if ([subscribed boolValue] && !metadata->subscribed_)
1533             metadata->subscribed_ = true;
1534
1535     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1536         time_t time([date timeIntervalSince1970]);
1537         if (metadata->first_ > time || metadata->first_ == 0)
1538             metadata->first_ = time;
1539     }
1540
1541     NSDate *date([package objectForKey:@"LastSeen"]);
1542     NSString *version([package objectForKey:@"LastVersion"]);
1543
1544     if (date != nil && version != nil) {
1545         time_t time([date timeIntervalSince1970]);
1546         if (metadata->last_ < time || metadata->last_ == 0)
1547             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1548                 size_t length(strlen(buffer));
1549                 uint16_t vhash(hashlittle(buffer, length));
1550
1551                 size_t capped(std::min<size_t>(8, length));
1552                 char *latest(buffer + length - capped);
1553
1554                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1555                 metadata->vhash_ = vhash;
1556
1557                 metadata->last_ = time;
1558             }
1559     }
1560 }
1561 // }}}
1562
1563 /* Source Class {{{ */
1564 @interface Source : NSObject {
1565     CYString depiction_;
1566     CYString description_;
1567     CYString label_;
1568     CYString origin_;
1569     CYString support_;
1570
1571     CYString uri_;
1572     CYString distribution_;
1573     CYString type_;
1574     CYString version_;
1575
1576     _H<NSString> host_;
1577     _H<NSString> authority_;
1578
1579     CYString defaultIcon_;
1580
1581     _H<NSDictionary> record_;
1582     BOOL trusted_;
1583 }
1584
1585 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1586
1587 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1588
1589 - (NSString *) depictionForPackage:(NSString *)package;
1590 - (NSString *) supportForPackage:(NSString *)package;
1591
1592 - (NSDictionary *) record;
1593 - (BOOL) trusted;
1594
1595 - (NSString *) uri;
1596 - (NSString *) distribution;
1597 - (NSString *) type;
1598 - (NSString *) key;
1599 - (NSString *) host;
1600
1601 - (NSString *) name;
1602 - (NSString *) shortDescription;
1603 - (NSString *) label;
1604 - (NSString *) origin;
1605 - (NSString *) version;
1606
1607 - (NSString *) defaultIcon;
1608
1609 @end
1610
1611 @implementation Source
1612
1613 - (void) _clear {
1614     uri_.clear();
1615     distribution_.clear();
1616     type_.clear();
1617
1618     description_.clear();
1619     label_.clear();
1620     origin_.clear();
1621     depiction_.clear();
1622     support_.clear();
1623     version_.clear();
1624     defaultIcon_.clear();
1625
1626     record_ = nil;
1627     host_ = nil;
1628     authority_ = nil;
1629 }
1630
1631 - (void) dealloc {
1632     // XXX: this is a very inefficient way to call these deconstructors
1633     [self _clear];
1634     [super dealloc];
1635 }
1636
1637 + (NSArray *) _attributeKeys {
1638     return [NSArray arrayWithObjects:
1639         @"distribution",
1640         @"host",
1641         @"key",
1642         @"label",
1643         @"name",
1644         @"origin",
1645         @"shortDescription",
1646         @"trusted",
1647         @"type",
1648         @"uri",
1649         @"version",
1650     nil];
1651 }
1652
1653 - (NSArray *) attributeKeys {
1654     return [[self class] _attributeKeys];
1655 }
1656
1657 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1658     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1659 }
1660
1661 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1662     [self _clear];
1663
1664     trusted_ = index->IsTrusted();
1665
1666     uri_.set(pool, index->GetURI());
1667     distribution_.set(pool, index->GetDist());
1668     type_.set(pool, index->GetType());
1669
1670     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1671     if (dindex != NULL) {
1672         FileFd fd;
1673         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1674             _error->Discard();
1675         else {
1676             pkgTagFile tags(&fd);
1677
1678             pkgTagSection section;
1679             tags.Step(section);
1680
1681             struct {
1682                 const char *name_;
1683                 CYString *value_;
1684             } names[] = {
1685                 {"default-icon", &defaultIcon_},
1686                 {"depiction", &depiction_},
1687                 {"description", &description_},
1688                 {"label", &label_},
1689                 {"origin", &origin_},
1690                 {"support", &support_},
1691                 {"version", &version_},
1692             };
1693
1694             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1695                 const char *start, *end;
1696
1697                 if (section.Find(names[i].name_, start, end)) {
1698                     CYString &value(*names[i].value_);
1699                     value.set(pool, start, end - start);
1700                 }
1701             }
1702         }
1703     }
1704
1705     record_ = [Sources_ objectForKey:[self key]];
1706
1707     NSURL *url([NSURL URLWithString:uri_]);
1708
1709     host_ = [url host];
1710     if (host_ != nil)
1711         host_ = [host_ lowercaseString];
1712
1713     if (host_ != nil)
1714         // XXX: this is due to a bug in _H<>
1715         authority_ = (id) host_;
1716     else
1717         authority_ = [url path];
1718 }
1719
1720 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1721     if ((self = [super init]) != nil) {
1722         [self setMetaIndex:index inPool:pool];
1723     } return self;
1724 }
1725
1726 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1727     NSDictionary *lhr = [self record];
1728     NSDictionary *rhr = [source record];
1729
1730     if (lhr != rhr)
1731         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1732
1733     NSString *lhs = [self name];
1734     NSString *rhs = [source name];
1735
1736     if ([lhs length] != 0 && [rhs length] != 0) {
1737         unichar lhc = [lhs characterAtIndex:0];
1738         unichar rhc = [rhs characterAtIndex:0];
1739
1740         if (isalpha(lhc) && !isalpha(rhc))
1741             return NSOrderedAscending;
1742         else if (!isalpha(lhc) && isalpha(rhc))
1743             return NSOrderedDescending;
1744     }
1745
1746     return [lhs compare:rhs options:LaxCompareOptions_];
1747 }
1748
1749 - (NSString *) depictionForPackage:(NSString *)package {
1750     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1751 }
1752
1753 - (NSString *) supportForPackage:(NSString *)package {
1754     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1755 }
1756
1757 - (NSDictionary *) record {
1758     return record_;
1759 }
1760
1761 - (BOOL) trusted {
1762     return trusted_;
1763 }
1764
1765 - (NSString *) uri {
1766     return uri_;
1767 }
1768
1769 - (NSString *) distribution {
1770     return distribution_;
1771 }
1772
1773 - (NSString *) type {
1774     return type_;
1775 }
1776
1777 - (NSString *) key {
1778     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1779 }
1780
1781 - (NSString *) host {
1782     return host_;
1783 }
1784
1785 - (NSString *) name {
1786     return origin_.empty() ? (id) authority_ : origin_;
1787 }
1788
1789 - (NSString *) shortDescription {
1790     return description_;
1791 }
1792
1793 - (NSString *) label {
1794     return label_.empty() ? (id) authority_ : label_;
1795 }
1796
1797 - (NSString *) origin {
1798     return origin_;
1799 }
1800
1801 - (NSString *) version {
1802     return version_;
1803 }
1804
1805 - (NSString *) defaultIcon {
1806     return defaultIcon_;
1807 }
1808
1809 @end
1810 /* }}} */
1811 /* CydiaOperation Class {{{ */
1812 @interface CydiaOperation : NSObject {
1813     NSString *operator_;
1814     NSString *value_;
1815 }
1816
1817 - (NSString *) operator;
1818 - (NSString *) value;
1819
1820 @end
1821
1822 @implementation CydiaOperation
1823
1824 - (void) dealloc {
1825     [operator_ release];
1826     [value_ release];
1827     [super dealloc];
1828 }
1829
1830 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1831     if ((self = [super init]) != nil) {
1832         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1833         value_ = [[NSString alloc] initWithUTF8String:value];
1834     } return self;
1835 }
1836
1837 + (NSArray *) _attributeKeys {
1838     return [NSArray arrayWithObjects:
1839         @"operator",
1840         @"value",
1841     nil];
1842 }
1843
1844 - (NSArray *) attributeKeys {
1845     return [[self class] _attributeKeys];
1846 }
1847
1848 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1849     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1850 }
1851
1852 - (NSString *) operator {
1853     return operator_;
1854 }
1855
1856 - (NSString *) value {
1857     return value_;
1858 }
1859
1860 @end
1861 /* }}} */
1862 /* CydiaClause Class {{{ */
1863 @interface CydiaClause : NSObject {
1864     NSString *package_;
1865     CydiaOperation *version_;
1866 }
1867
1868 - (NSString *) package;
1869 - (CydiaOperation *) version;
1870
1871 @end
1872
1873 @implementation CydiaClause
1874
1875 - (void) dealloc {
1876     [package_ release];
1877     [version_ release];
1878     [super dealloc];
1879 }
1880
1881 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1882     if ((self = [super init]) != nil) {
1883         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1884
1885         if (const char *version = dep.TargetVer())
1886             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1887         else
1888             version_ = [[NSNull null] retain];
1889     } return self;
1890 }
1891
1892 + (NSArray *) _attributeKeys {
1893     return [NSArray arrayWithObjects:
1894         @"package",
1895         @"version",
1896     nil];
1897 }
1898
1899 - (NSArray *) attributeKeys {
1900     return [[self class] _attributeKeys];
1901 }
1902
1903 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1904     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1905 }
1906
1907 - (NSString *) package {
1908     return package_;
1909 }
1910
1911 - (CydiaOperation *) version {
1912     return version_;
1913 }
1914
1915 @end
1916 /* }}} */
1917 /* CydiaRelation Class {{{ */
1918 @interface CydiaRelation : NSObject {
1919     NSString *relationship_;
1920     NSMutableArray *clauses_;
1921 }
1922
1923 - (NSString *) relationship;
1924 - (NSArray *) clauses;
1925
1926 @end
1927
1928 @implementation CydiaRelation
1929
1930 - (void) dealloc {
1931     [relationship_ release];
1932     [clauses_ release];
1933     [super dealloc];
1934 }
1935
1936 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1937     if ((self = [super init]) != nil) {
1938         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1939         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1940
1941         pkgCache::DepIterator start;
1942         pkgCache::DepIterator end;
1943         dep.GlobOr(start, end); // ++dep
1944
1945         _forever {
1946             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1947
1948             // yes, seriously. (wtf?)
1949             if (start == end)
1950                 break;
1951             ++start;
1952         }
1953     } return self;
1954 }
1955
1956 + (NSArray *) _attributeKeys {
1957     return [NSArray arrayWithObjects:
1958         @"clauses",
1959         @"relationship",
1960     nil];
1961 }
1962
1963 - (NSArray *) attributeKeys {
1964     return [[self class] _attributeKeys];
1965 }
1966
1967 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1968     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1969 }
1970
1971 - (NSString *) relationship {
1972     return relationship_;
1973 }
1974
1975 - (NSArray *) clauses {
1976     return clauses_;
1977 }
1978
1979 - (void) addClause:(CydiaClause *)clause {
1980     [clauses_ addObject:clause];
1981 }
1982
1983 @end
1984 /* }}} */
1985 /* Package Class {{{ */
1986 struct ParsedPackage {
1987     CYString tagline_;
1988
1989     CYString icon_;
1990
1991     CYString depiction_;
1992     CYString homepage_;
1993
1994     CYString sponsor_;
1995     CYString author_;
1996
1997     CYString bugs_;
1998     CYString support_;
1999 };
2000
2001 @interface Package : NSObject {
2002     uint32_t era_ : 26;
2003     uint32_t role_ : 3;
2004     uint32_t essential_ : 1;
2005     uint32_t obsolete_ : 1;
2006     uint32_t ignored_ : 1;
2007
2008     apr_pool_t *pool_;
2009
2010     _transient Database *database_;
2011
2012     pkgCache::VerIterator version_;
2013     pkgCache::PkgIterator iterator_;
2014     pkgCache::VerFileIterator file_;
2015
2016     CYString id_;
2017     CYString name_;
2018
2019     CYString latest_;
2020     CYString installed_;
2021
2022     const char *section_;
2023     _transient NSString *section$_;
2024
2025     Source *source_;
2026
2027     PackageValue *metadata_;
2028     ParsedPackage *parsed_;
2029
2030     NSMutableArray *tags_;
2031 }
2032
2033 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2034 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2035
2036 - (pkgCache::PkgIterator) iterator;
2037 - (void) parse;
2038
2039 - (NSString *) section;
2040 - (NSString *) simpleSection;
2041
2042 - (NSString *) longSection;
2043 - (NSString *) shortSection;
2044
2045 - (NSString *) uri;
2046
2047 - (Address *) maintainer;
2048 - (size_t) size;
2049 - (NSString *) longDescription;
2050 - (NSString *) shortDescription;
2051 - (unichar) index;
2052
2053 - (PackageValue *) metadata;
2054 - (time_t) seen;
2055
2056 - (bool) subscribed;
2057 - (bool) setSubscribed:(bool)subscribed;
2058
2059 - (BOOL) ignored;
2060
2061 - (NSString *) latest;
2062 - (NSString *) installed;
2063 - (BOOL) uninstalled;
2064
2065 - (BOOL) valid;
2066 - (BOOL) upgradableAndEssential:(BOOL)essential;
2067 - (BOOL) essential;
2068 - (BOOL) broken;
2069 - (BOOL) unfiltered;
2070 - (BOOL) visible;
2071
2072 - (BOOL) half;
2073 - (BOOL) halfConfigured;
2074 - (BOOL) halfInstalled;
2075 - (BOOL) hasMode;
2076 - (NSString *) mode;
2077
2078 - (NSString *) id;
2079 - (NSString *) name;
2080 - (UIImage *) icon;
2081 - (NSString *) homepage;
2082 - (NSString *) depiction;
2083 - (Address *) author;
2084
2085 - (NSString *) support;
2086
2087 - (NSArray *) files;
2088 - (NSArray *) warnings;
2089 - (NSArray *) applications;
2090
2091 - (Source *) source;
2092
2093 - (BOOL) matches:(NSString *)text;
2094
2095 - (bool) hasSupportingRole;
2096 - (BOOL) hasTag:(NSString *)tag;
2097 - (NSString *) primaryPurpose;
2098 - (NSArray *) purposes;
2099 - (bool) isCommercial;
2100
2101 - (void) setIndex:(size_t)index;
2102
2103 - (CYString &) cyname;
2104
2105 - (uint32_t) compareBySection:(NSArray *)sections;
2106
2107 - (void) install;
2108 - (void) remove;
2109
2110 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2111 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2112 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2113 - (bool) isVisibleInSection:(NSString *)section;
2114 - (bool) isVisibleInSource:(Source *)source;
2115
2116 @end
2117
2118 uint32_t PackageChangesRadix(Package *self, void *) {
2119     union {
2120         uint32_t key;
2121
2122         struct {
2123             uint32_t timestamp : 30;
2124             uint32_t ignored : 1;
2125             uint32_t upgradable : 1;
2126         } bits;
2127     } value;
2128
2129     bool upgradable([self upgradableAndEssential:YES]);
2130     value.bits.upgradable = upgradable ? 1 : 0;
2131
2132     if (upgradable) {
2133         value.bits.timestamp = 0;
2134         value.bits.ignored = [self ignored] ? 0 : 1;
2135         value.bits.upgradable = 1;
2136     } else {
2137         value.bits.timestamp = [self seen] >> 2;
2138         value.bits.ignored = 0;
2139         value.bits.upgradable = 0;
2140     }
2141
2142     return _not(uint32_t) - value.key;
2143 }
2144
2145 uint32_t PackagePrefixRadix(Package *self, void *context) {
2146     size_t offset(reinterpret_cast<size_t>(context));
2147     CYString &name([self cyname]);
2148
2149     size_t size(name.size());
2150     if (size == 0)
2151         return 0;
2152     char *text(name.data());
2153
2154     size_t zeros;
2155     if (!isdigit(text[0]))
2156         zeros = 0;
2157     else {
2158         size_t digits(1);
2159         while (size != digits && isdigit(text[digits]))
2160             if (++digits == 4)
2161                 break;
2162         zeros = 4 - digits;
2163     }
2164
2165     uint8_t data[4];
2166
2167     if (offset == 0 && zeros != 0) {
2168         memset(data, '0', zeros);
2169         memcpy(data + zeros, text, 4 - zeros);
2170     } else {
2171         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2172         if (size <= offset - zeros)
2173             return 0;
2174
2175         text += offset - zeros;
2176         size -= offset - zeros;
2177
2178         if (size >= 4)
2179             memcpy(data, text, 4);
2180         else {
2181             memcpy(data, text, size);
2182             memset(data + size, 0, 4 - size);
2183         }
2184
2185         for (size_t i(0); i != 4; ++i)
2186             if (isalpha(data[i]))
2187                 data[i] |= 0x20;
2188     }
2189
2190     if (offset == 0)
2191         if (data[0] == '@')
2192             data[0] = 0x7f;
2193         else
2194             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2195
2196     /* XXX: ntohl may be more honest */
2197     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2198 }
2199
2200 CYString &(*PackageName)(Package *self, SEL sel);
2201
2202 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2203     _profile(PackageNameCompare)
2204         CYString &lhi(PackageName(lhs, @selector(cyname)));
2205         CYString &rhi(PackageName(rhs, @selector(cyname)));
2206         CFStringRef lhn(lhi), rhn(rhi);
2207
2208         if (lhn == NULL)
2209             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2210         else if (rhn == NULL)
2211             return NSOrderedDescending;
2212
2213         _profile(PackageNameCompare$NumbersLast)
2214             if (!lhi.empty() && !rhi.empty()) {
2215                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2216                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2217                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2218                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2219                     return lha ? NSOrderedAscending : NSOrderedDescending;
2220             }
2221         _end
2222
2223         CFIndex length = CFStringGetLength(lhn);
2224
2225         _profile(PackageNameCompare$Compare)
2226             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2227         _end
2228     _end
2229 }
2230
2231 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2232     return PackageNameCompare(*lhs, *rhs, context);
2233 }
2234
2235 struct PackageNameOrdering :
2236     std::binary_function<Package *, Package *, bool>
2237 {
2238     _finline bool operator ()(Package *lhs, Package *rhs) const {
2239         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2240     }
2241 };
2242
2243 @implementation Package
2244
2245 - (NSString *) description {
2246     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2247 }
2248
2249 - (void) dealloc {
2250     if (parsed_ != NULL)
2251         delete parsed_;
2252     if (source_ != nil)
2253         [source_ release];
2254     if (tags_ != nil)
2255         [tags_ release];
2256     [super dealloc];
2257 }
2258
2259 + (NSString *) webScriptNameForSelector:(SEL)selector {
2260     if (false);
2261     else if (selector == @selector(clear))
2262         return @"clear";
2263     else if (selector == @selector(getField:))
2264         return @"getField";
2265     else if (selector == @selector(hasTag:))
2266         return @"hasTag";
2267     else if (selector == @selector(install))
2268         return @"install";
2269     else if (selector == @selector(remove))
2270         return @"remove";
2271     else
2272         return nil;
2273 }
2274
2275 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2276     return [self webScriptNameForSelector:selector] == nil;
2277 }
2278
2279 + (NSArray *) _attributeKeys {
2280     return [NSArray arrayWithObjects:
2281         @"applications",
2282         @"author",
2283         @"depiction",
2284         @"essential",
2285         @"homepage",
2286         @"icon",
2287         @"id",
2288         @"installed",
2289         @"latest",
2290         @"longDescription",
2291         @"longSection",
2292         @"maintainer",
2293         @"mode",
2294         @"name",
2295         @"purposes",
2296         @"relations",
2297         @"section",
2298         @"selection",
2299         @"shortDescription",
2300         @"shortSection",
2301         @"simpleSection",
2302         @"size",
2303         @"source",
2304         @"sponsor",
2305         @"state",
2306         @"support",
2307         @"tags",
2308         @"warnings",
2309     nil];
2310 }
2311
2312 - (NSArray *) attributeKeys {
2313     return [[self class] _attributeKeys];
2314 }
2315
2316 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2317     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2318 }
2319
2320 - (NSArray *) relations {
2321 @synchronized (database_) {
2322     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2323     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2324         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2325     return relations;
2326 } }
2327
2328 - (NSString *) getField:(NSString *)name {
2329 @synchronized (database_) {
2330     if ([database_ era] != era_ || file_.end())
2331         return nil;
2332
2333     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2334
2335     const char *start, *end;
2336     if (!parser.Find([name UTF8String], start, end))
2337         return (NSString *) [NSNull null];
2338
2339     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2340 } }
2341
2342 - (void) parse {
2343     if (parsed_ != NULL)
2344         return;
2345 @synchronized (database_) {
2346     if ([database_ era] != era_ || file_.end())
2347         return;
2348
2349     ParsedPackage *parsed(new ParsedPackage);
2350     parsed_ = parsed;
2351
2352     _profile(Package$parse)
2353         pkgRecords::Parser *parser;
2354
2355         _profile(Package$parse$Lookup)
2356             parser = &[database_ records]->Lookup(file_);
2357         _end
2358
2359         CYString website;
2360
2361         _profile(Package$parse$Find)
2362             struct {
2363                 const char *name_;
2364                 CYString *value_;
2365             } names[] = {
2366                 {"icon", &parsed->icon_},
2367                 {"depiction", &parsed->depiction_},
2368                 {"homepage", &parsed->homepage_},
2369                 {"website", &website},
2370                 {"bugs", &parsed->bugs_},
2371                 {"support", &parsed->support_},
2372                 {"sponsor", &parsed->sponsor_},
2373                 {"author", &parsed->author_},
2374             };
2375
2376             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2377                 const char *start, *end;
2378
2379                 if (parser->Find(names[i].name_, start, end)) {
2380                     CYString &value(*names[i].value_);
2381                     _profile(Package$parse$Value)
2382                         value.set(pool_, start, end - start);
2383                     _end
2384                 }
2385             }
2386         _end
2387
2388         _profile(Package$parse$Tagline)
2389             const char *start, *end;
2390             if (parser->ShortDesc(start, end)) {
2391                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2392                 if (stop == NULL)
2393                     stop = end;
2394                 while (stop != start && stop[-1] == '\r')
2395                     --stop;
2396                 parsed->tagline_.set(pool_, start, stop - start);
2397             }
2398         _end
2399
2400         _profile(Package$parse$Retain)
2401             if (parsed->homepage_.empty())
2402                 parsed->homepage_ = website;
2403             if (parsed->homepage_ == parsed->depiction_)
2404                 parsed->homepage_.clear();
2405         _end
2406     _end
2407 } }
2408
2409 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2410     if ((self = [super init]) != nil) {
2411     _profile(Package$initWithVersion)
2412         pool_ = pool;
2413
2414         database_ = database;
2415         era_ = [database era];
2416
2417         version_ = version;
2418
2419         pkgCache::PkgIterator iterator(version.ParentPkg());
2420         iterator_ = iterator;
2421
2422         _profile(Package$initWithVersion$Version)
2423             if (!version_.end())
2424                 file_ = version_.FileList();
2425             else {
2426                 pkgCache &cache([database_ cache]);
2427                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2428             }
2429         _end
2430
2431         _profile(Package$initWithVersion$Cache)
2432             name_.set(NULL, iterator.Display());
2433
2434             latest_.set(NULL, StripVersion_(version_.VerStr()));
2435
2436             pkgCache::VerIterator current(iterator.CurrentVer());
2437             if (!current.end())
2438                 installed_.set(NULL, StripVersion_(current.VerStr()));
2439         _end
2440
2441         _profile(Package$initWithVersion$Tags)
2442             pkgCache::TagIterator tag(iterator.TagList());
2443             if (!tag.end()) {
2444                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2445                 do {
2446                     const char *name(tag.Name());
2447                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2448
2449                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2450                         if (strcmp(name + 6, "enduser") == 0)
2451                             role_ = 1;
2452                         else if (strcmp(name + 6, "hacker") == 0)
2453                             role_ = 2;
2454                         else if (strcmp(name + 6, "developer") == 0)
2455                             role_ = 3;
2456                         else if (strcmp(name + 6, "cydia") == 0)
2457                             role_ = 7;
2458                         else
2459                             role_ = 4;
2460                     }
2461
2462                     if (strncmp(name, "cydia::", 7) == 0) {
2463                         if (strcmp(name + 7, "essential") == 0)
2464                             essential_ = true;
2465                         else if (strcmp(name + 7, "obsolete") == 0)
2466                             obsolete_ = true;
2467                     }
2468
2469                     ++tag;
2470                 } while (!tag.end());
2471             }
2472         _end
2473
2474         _profile(Package$initWithVersion$Metadata)
2475             const char *mixed(iterator.Name());
2476             size_t size(strlen(mixed));
2477             char lower[size + 1];
2478
2479             for (size_t i(0); i != size; ++i)
2480                 lower[i] = mixed[i] | 0x20;
2481             lower[size] = '\0';
2482
2483             PackageValue *metadata(PackageFind(lower, size));
2484             metadata_ = metadata;
2485
2486             id_.set(NULL, metadata->name_, size);
2487
2488             const char *latest(version_.VerStr());
2489             size_t length(strlen(latest));
2490
2491             uint16_t vhash(hashlittle(latest, length));
2492
2493             size_t capped(std::min<size_t>(8, length));
2494             latest = latest + length - capped;
2495
2496             if (metadata->first_ == 0)
2497                 metadata->first_ = now_;
2498
2499             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2500                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2501                 metadata->vhash_ = vhash;
2502                 metadata->last_ = now_;
2503             } else if (metadata->last_ == 0)
2504                 metadata->last_ = metadata->first_;
2505         _end
2506
2507         _profile(Package$initWithVersion$Section)
2508             section_ = iterator.Section();
2509         _end
2510
2511         _profile(Package$initWithVersion$Flags)
2512             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2513             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2514         _end
2515     _end } return self;
2516 }
2517
2518 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2519     pkgCache::VerIterator version;
2520
2521     _profile(Package$packageWithIterator$GetCandidateVer)
2522         version = [database policy]->GetCandidateVer(iterator);
2523     _end
2524
2525     if (version.end())
2526         return nil;
2527
2528     Package *package;
2529
2530     _profile(Package$packageWithIterator$Allocate)
2531         package = [Package allocWithZone:zone];
2532     _end
2533
2534     _profile(Package$packageWithIterator$Initialize)
2535         package = [package
2536             initWithVersion:version
2537             withZone:zone
2538             inPool:pool
2539             database:database
2540         ];
2541     _end
2542
2543     _profile(Package$packageWithIterator$Autorelease)
2544         package = [package autorelease];
2545     _end
2546
2547     return package;
2548 }
2549
2550 - (pkgCache::PkgIterator) iterator {
2551     return iterator_;
2552 }
2553
2554 - (NSString *) section {
2555     if (section$_ == nil) {
2556         if (section_ == NULL)
2557             return nil;
2558
2559         _profile(Package$section$mappedSectionForPointer)
2560             section$_ = [database_ mappedSectionForPointer:section_];
2561         _end
2562     } return section$_;
2563 }
2564
2565 - (NSString *) simpleSection {
2566     if (NSString *section = [self section])
2567         return Simplify(section);
2568     else
2569         return nil;
2570 }
2571
2572 - (NSString *) longSection {
2573     return LocalizeSection([self section]);
2574 }
2575
2576 - (NSString *) shortSection {
2577     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2578 }
2579
2580 - (NSString *) uri {
2581     return nil;
2582 #if 0
2583     pkgIndexFile *index;
2584     pkgCache::PkgFileIterator file(file_.File());
2585     if (![database_ list].FindIndex(file, index))
2586         return nil;
2587     return [NSString stringWithUTF8String:iterator_->Path];
2588     //return [NSString stringWithUTF8String:file.Site()];
2589     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2590 #endif
2591 }
2592
2593 - (Address *) maintainer {
2594 @synchronized (database_) {
2595     if ([database_ era] != era_ || file_.end())
2596         return nil;
2597
2598     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2599     const std::string &maintainer(parser->Maintainer());
2600     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2601 } }
2602
2603 - (size_t) size {
2604 @synchronized (database_) {
2605     if ([database_ era] != era_ || version_.end())
2606         return 0;
2607
2608     return version_->InstalledSize;
2609 } }
2610
2611 - (NSString *) longDescription {
2612 @synchronized (database_) {
2613     if ([database_ era] != era_ || file_.end())
2614         return nil;
2615
2616     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2617     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2618
2619     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2620     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2621     if ([lines count] < 2)
2622         return nil;
2623
2624     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2625     for (size_t i(1), e([lines count]); i != e; ++i) {
2626         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2627         [trimmed addObject:trim];
2628     }
2629
2630     return [trimmed componentsJoinedByString:@"\n"];
2631 } }
2632
2633 - (NSString *) shortDescription {
2634     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2635 }
2636
2637 - (unichar) index {
2638     _profile(Package$index)
2639         CFStringRef name((CFStringRef) [self name]);
2640         if (CFStringGetLength(name) == 0)
2641             return '#';
2642         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2643         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2644             return '#';
2645         return toupper(character);
2646     _end
2647 }
2648
2649 - (PackageValue *) metadata {
2650     return metadata_;
2651 }
2652
2653 - (time_t) seen {
2654     PackageValue *metadata([self metadata]);
2655     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2656 }
2657
2658 - (bool) subscribed {
2659     return [self metadata]->subscribed_;
2660 }
2661
2662 - (bool) setSubscribed:(bool)subscribed {
2663     PackageValue *metadata([self metadata]);
2664     if (metadata->subscribed_ == subscribed)
2665         return false;
2666     metadata->subscribed_ = subscribed;
2667     return true;
2668 }
2669
2670 - (BOOL) ignored {
2671     return ignored_;
2672 }
2673
2674 - (NSString *) latest {
2675     return latest_;
2676 }
2677
2678 - (NSString *) installed {
2679     return installed_;
2680 }
2681
2682 - (BOOL) uninstalled {
2683     return installed_.empty();
2684 }
2685
2686 - (BOOL) valid {
2687     return !version_.end();
2688 }
2689
2690 - (BOOL) upgradableAndEssential:(BOOL)essential {
2691     _profile(Package$upgradableAndEssential)
2692         pkgCache::VerIterator current(iterator_.CurrentVer());
2693         if (current.end())
2694             return essential && essential_;
2695         else
2696             return !version_.end() && version_ != current;
2697     _end
2698 }
2699
2700 - (BOOL) essential {
2701     return essential_;
2702 }
2703
2704 - (BOOL) broken {
2705     return [database_ cache][iterator_].InstBroken();
2706 }
2707
2708 - (BOOL) unfiltered {
2709     _profile(Package$unfiltered$obsolete)
2710         if (_unlikely(obsolete_))
2711             return false;
2712     _end
2713
2714     _profile(Package$unfiltered$hasSupportingRole)
2715         if (_unlikely(![self hasSupportingRole]))
2716             return false;
2717     _end
2718
2719     return true;
2720 }
2721
2722 - (BOOL) visible {
2723     if (![self unfiltered])
2724         return false;
2725
2726     NSString *section;
2727
2728     _profile(Package$visible$section)
2729         section = [self section];
2730     _end
2731
2732     _profile(Package$visible$isSectionVisible)
2733         if (!isSectionVisible(section))
2734             return false;
2735     _end
2736
2737     return true;
2738 }
2739
2740 - (BOOL) half {
2741     unsigned char current(iterator_->CurrentState);
2742     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2743 }
2744
2745 - (BOOL) halfConfigured {
2746     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2747 }
2748
2749 - (BOOL) halfInstalled {
2750     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2751 }
2752
2753 - (BOOL) hasMode {
2754     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2755     return state.Mode != pkgDepCache::ModeKeep;
2756 }
2757
2758 - (NSString *) mode {
2759     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2760
2761     switch (state.Mode) {
2762         case pkgDepCache::ModeDelete:
2763             if ((state.iFlags & pkgDepCache::Purge) != 0)
2764                 return @"PURGE";
2765             else
2766                 return @"REMOVE";
2767         case pkgDepCache::ModeKeep:
2768             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2769                 return @"REINSTALL";
2770             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2771                 return nil;*/
2772             else
2773                 return nil;
2774         case pkgDepCache::ModeInstall:
2775             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2776                 return @"REINSTALL";
2777             else*/ switch (state.Status) {
2778                 case -1:
2779                     return @"DOWNGRADE";
2780                 case 0:
2781                     return @"INSTALL";
2782                 case 1:
2783                     return @"UPGRADE";
2784                 case 2:
2785                     return @"NEW_INSTALL";
2786                 _nodefault
2787             }
2788         _nodefault
2789     }
2790 }
2791
2792 - (NSString *) id {
2793     return id_;
2794 }
2795
2796 - (NSString *) name {
2797     return name_.empty() ? id_ : name_;
2798 }
2799
2800 - (UIImage *) icon {
2801     NSString *section = [self simpleSection];
2802
2803     UIImage *icon(nil);
2804     if (parsed_ != NULL)
2805         if (NSString *href = parsed_->icon_)
2806             if ([href hasPrefix:@"file:///"])
2807                 // XXX: correct escaping
2808                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2809     if (icon == nil) if (section != nil)
2810         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2811     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2812         if ([dicon hasPrefix:@"file:///"])
2813             // XXX: correct escaping
2814             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2815     if (icon == nil)
2816         icon = [UIImage applicationImageNamed:@"unknown.png"];
2817     return icon;
2818 }
2819
2820 - (NSString *) homepage {
2821     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2822 }
2823
2824 - (NSString *) depiction {
2825     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2826 }
2827
2828 - (Address *) sponsor {
2829     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2830 }
2831
2832 - (Address *) author {
2833     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2834 }
2835
2836 - (NSString *) support {
2837     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2838 }
2839
2840 - (NSArray *) files {
2841     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2842     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2843
2844     std::ifstream fin;
2845     fin.open([path UTF8String]);
2846     if (!fin.is_open())
2847         return nil;
2848
2849     std::string line;
2850     while (std::getline(fin, line))
2851         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2852
2853     return files;
2854 }
2855
2856 - (NSString *) state {
2857 @synchronized (database_) {
2858     if ([database_ era] != era_ || file_.end())
2859         return nil;
2860
2861     switch (iterator_->CurrentState) {
2862         case pkgCache::State::NotInstalled:
2863             return @"NotInstalled";
2864         case pkgCache::State::UnPacked:
2865             return @"UnPacked";
2866         case pkgCache::State::HalfConfigured:
2867             return @"HalfConfigured";
2868         case pkgCache::State::HalfInstalled:
2869             return @"HalfInstalled";
2870         case pkgCache::State::ConfigFiles:
2871             return @"ConfigFiles";
2872         case pkgCache::State::Installed:
2873             return @"Installed";
2874         case pkgCache::State::TriggersAwaited:
2875             return @"TriggersAwaited";
2876         case pkgCache::State::TriggersPending:
2877             return @"TriggersPending";
2878     }
2879
2880     return (NSString *) [NSNull null];
2881 } }
2882
2883 - (NSString *) selection {
2884 @synchronized (database_) {
2885     if ([database_ era] != era_ || file_.end())
2886         return nil;
2887
2888     switch (iterator_->SelectedState) {
2889         case pkgCache::State::Unknown:
2890             return @"Unknown";
2891         case pkgCache::State::Install:
2892             return @"Install";
2893         case pkgCache::State::Hold:
2894             return @"Hold";
2895         case pkgCache::State::DeInstall:
2896             return @"DeInstall";
2897         case pkgCache::State::Purge:
2898             return @"Purge";
2899     }
2900
2901     return (NSString *) [NSNull null];
2902 } }
2903
2904 - (NSArray *) warnings {
2905     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2906     const char *name(iterator_.Name());
2907
2908     size_t length(strlen(name));
2909     if (length < 2) invalid:
2910         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2911     else for (size_t i(0); i != length; ++i)
2912         if (
2913             /* XXX: technically this is not allowed */
2914             (name[i] < 'A' || name[i] > 'Z') &&
2915             (name[i] < 'a' || name[i] > 'z') &&
2916             (name[i] < '0' || name[i] > '9') &&
2917             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2918         ) goto invalid;
2919
2920     if (strcmp(name, "cydia") != 0) {
2921         bool cydia = false;
2922         bool user = false;
2923         bool _private = false;
2924         bool stash = false;
2925
2926         bool repository = [[self section] isEqualToString:@"Repositories"];
2927
2928         if (NSArray *files = [self files])
2929             for (NSString *file in files)
2930                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2931                     cydia = true;
2932                 else if (!user && [file isEqualToString:@"/User"])
2933                     user = true;
2934                 else if (!_private && [file isEqualToString:@"/private"])
2935                     _private = true;
2936                 else if (!stash && [file isEqualToString:@"/var/stash"])
2937                     stash = true;
2938
2939         /* XXX: this is not sensitive enough. only some folders are valid. */
2940         if (cydia && !repository)
2941             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2942         if (user)
2943             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2944         if (_private)
2945             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2946         if (stash)
2947             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2948     }
2949
2950     return [warnings count] == 0 ? nil : warnings;
2951 }
2952
2953 - (NSArray *) applications {
2954     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2955
2956     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2957
2958     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2959     if (NSArray *files = [self files])
2960         for (NSString *file in files)
2961             if (application_r(file)) {
2962                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2963                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2964                 if ([id isEqualToString:me])
2965                     continue;
2966
2967                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2968                 if (display == nil)
2969                     display = application_r[1];
2970
2971                 NSString *bundle([file stringByDeletingLastPathComponent]);
2972                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2973                 if (icon == nil || [icon length] == 0)
2974                     icon = @"icon.png";
2975                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2976
2977                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2978                 [applications addObject:application];
2979
2980                 [application addObject:id];
2981                 [application addObject:display];
2982                 [application addObject:url];
2983             }
2984
2985     return [applications count] == 0 ? nil : applications;
2986 }
2987
2988 - (Source *) source {
2989     if (source_ == nil) {
2990         @synchronized (database_) {
2991             if ([database_ era] != era_ || file_.end())
2992                 source_ = (Source *) [NSNull null];
2993             else
2994                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2995         }
2996     }
2997
2998     return source_ == (Source *) [NSNull null] ? nil : source_;
2999 }
3000
3001 - (BOOL) matches:(NSString *)text {
3002     if (text == nil)
3003         return NO;
3004
3005     NSRange range;
3006
3007     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3008     if (range.location != NSNotFound)
3009         return YES;
3010
3011     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3012     if (range.location != NSNotFound)
3013         return YES;
3014
3015     [self parse];
3016
3017     NSString *description([self shortDescription]);
3018     NSUInteger length([description length]);
3019
3020     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_ range:NSMakeRange(0, std::min<NSUInteger>(length, 100))];
3021     if (range.location != NSNotFound)
3022         return YES;
3023
3024     return NO;
3025 }
3026
3027 - (bool) hasSupportingRole {
3028     if (role_ == 0)
3029         return true;
3030     if (role_ == 1)
3031         return true;
3032     if ([Role_ isEqualToString:@"User"])
3033         return false;
3034     if (role_ == 2)
3035         return true;
3036     if ([Role_ isEqualToString:@"Hacker"])
3037         return false;
3038     if (role_ == 3)
3039         return true;
3040     if ([Role_ isEqualToString:@"Developer"])
3041         return false;
3042     _assert(false);
3043 }
3044
3045 - (NSArray *) tags {
3046     return tags_;
3047 }
3048
3049 - (BOOL) hasTag:(NSString *)tag {
3050     return tags_ == nil ? NO : [tags_ containsObject:tag];
3051 }
3052
3053 - (NSString *) primaryPurpose {
3054     for (NSString *tag in tags_)
3055         if ([tag hasPrefix:@"purpose::"])
3056             return [tag substringFromIndex:9];
3057     return nil;
3058 }
3059
3060 - (NSArray *) purposes {
3061     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3062     for (NSString *tag in tags_)
3063         if ([tag hasPrefix:@"purpose::"])
3064             [purposes addObject:[tag substringFromIndex:9]];
3065     return [purposes count] == 0 ? nil : purposes;
3066 }
3067
3068 - (bool) isCommercial {
3069     return [self hasTag:@"cydia::commercial"];
3070 }
3071
3072 - (void) setIndex:(size_t)index {
3073     if (metadata_->index_ != index)
3074         metadata_->index_ = index;
3075 }
3076
3077 - (CYString &) cyname {
3078     return name_.empty() ? id_ : name_;
3079 }
3080
3081 - (uint32_t) compareBySection:(NSArray *)sections {
3082     NSString *section([self section]);
3083     for (size_t i(0), e([sections count]); i != e; ++i) {
3084         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3085             return i;
3086     }
3087
3088     return _not(uint32_t);
3089 }
3090
3091 - (void) clear {
3092 @synchronized (database_) {
3093     pkgProblemResolver *resolver = [database_ resolver];
3094     resolver->Clear(iterator_);
3095
3096     pkgCacheFile &cache([database_ cache]);
3097     cache->SetReInstall(iterator_, false);
3098     cache->MarkKeep(iterator_, false);
3099 } }
3100
3101 - (void) install {
3102 @synchronized (database_) {
3103     pkgProblemResolver *resolver = [database_ resolver];
3104     resolver->Clear(iterator_);
3105     resolver->Protect(iterator_);
3106
3107     pkgCacheFile &cache([database_ cache]);
3108     cache->SetReInstall(iterator_, false);
3109     cache->MarkInstall(iterator_, false);
3110
3111     pkgDepCache::StateCache &state((*cache)[iterator_]);
3112     if (!state.Install())
3113         cache->SetReInstall(iterator_, true);
3114 } }
3115
3116 - (void) remove {
3117 @synchronized (database_) {
3118     pkgProblemResolver *resolver = [database_ resolver];
3119     resolver->Clear(iterator_);
3120     resolver->Remove(iterator_);
3121     resolver->Protect(iterator_);
3122
3123     pkgCacheFile &cache([database_ cache]);
3124     cache->SetReInstall(iterator_, false);
3125     cache->MarkDelete(iterator_, true);
3126 } }
3127
3128 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3129     _profile(Package$isUnfilteredAndSearchedForBy)
3130         bool value(true);
3131
3132         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3133             value &= [self unfiltered];
3134         _end
3135
3136         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3137             value &= [self matches:search];
3138         _end
3139
3140         return value;
3141     _end
3142 }
3143
3144 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3145     if ([search length] == 0)
3146         return false;
3147
3148     _profile(Package$isUnfilteredAndSelectedForBy)
3149         bool value(true);
3150
3151         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3152             value &= [self unfiltered];
3153         _end
3154
3155         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3156             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3157         _end
3158
3159         return value;
3160     _end
3161 }
3162
3163 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3164     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3165 }
3166
3167 - (bool) isVisibleInSection:(NSString *)name {
3168     NSString *section([self section]);
3169
3170     return (
3171         name == nil ||
3172         section == nil && [name length] == 0 ||
3173         [name isEqualToString:section]
3174     ) && [self visible];
3175 }
3176
3177 - (bool) isVisibleInSource:(Source *)source {
3178     return [self source] == source && [self visible];
3179 }
3180
3181 @end
3182 /* }}} */
3183 /* Section Class {{{ */
3184 @interface Section : NSObject {
3185     NSString *name_;
3186     unichar index_;
3187     size_t row_;
3188     size_t count_;
3189     NSString *localized_;
3190 }
3191
3192 - (NSComparisonResult) compareByLocalized:(Section *)section;
3193 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3194 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3195 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3196 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3197 - (NSString *) name;
3198 - (unichar) index;
3199
3200 - (size_t) row;
3201 - (size_t) count;
3202
3203 - (void) addToRow;
3204 - (void) addToCount;
3205
3206 - (void) setCount:(size_t)count;
3207 - (NSString *) localized;
3208
3209 @end
3210
3211 @implementation Section
3212
3213 - (void) dealloc {
3214     [name_ release];
3215     if (localized_ != nil)
3216         [localized_ release];
3217     [super dealloc];
3218 }
3219
3220 - (NSComparisonResult) compareByLocalized:(Section *)section {
3221     NSString *lhs(localized_);
3222     NSString *rhs([section localized]);
3223
3224     /*if ([lhs length] != 0 && [rhs length] != 0) {
3225         unichar lhc = [lhs characterAtIndex:0];
3226         unichar rhc = [rhs characterAtIndex:0];
3227
3228         if (isalpha(lhc) && !isalpha(rhc))
3229             return NSOrderedAscending;
3230         else if (!isalpha(lhc) && isalpha(rhc))
3231             return NSOrderedDescending;
3232     }*/
3233
3234     return [lhs compare:rhs options:LaxCompareOptions_];
3235 }
3236
3237 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3238     if ((self = [self initWithName:name localize:NO]) != nil) {
3239         if (localized != nil)
3240             localized_ = [localized retain];
3241     } return self;
3242 }
3243
3244 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3245     return [self initWithName:name row:0 localize:localize];
3246 }
3247
3248 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3249     if ((self = [super init]) != nil) {
3250         name_ = [name retain];
3251         index_ = '\0';
3252         row_ = row;
3253         if (localize)
3254             localized_ = [LocalizeSection(name_) retain];
3255     } return self;
3256 }
3257
3258 /* XXX: localize the index thingees */
3259 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3260     if ((self = [super init]) != nil) {
3261         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3262         index_ = index;
3263         row_ = row;
3264     } return self;
3265 }
3266
3267 - (NSString *) name {
3268     return name_;
3269 }
3270
3271 - (unichar) index {
3272     return index_;
3273 }
3274
3275 - (size_t) row {
3276     return row_;
3277 }
3278
3279 - (size_t) count {
3280     return count_;
3281 }
3282
3283 - (void) addToRow {
3284     ++row_;
3285 }
3286
3287 - (void) addToCount {
3288     ++count_;
3289 }
3290
3291 - (void) setCount:(size_t)count {
3292     count_ = count;
3293 }
3294
3295 - (NSString *) localized {
3296     return localized_;
3297 }
3298
3299 @end
3300 /* }}} */
3301
3302 static NSString *Colon_;
3303 static NSString *Elision_;
3304 static NSString *Error_;
3305 static NSString *Warning_;
3306
3307 /* Database Implementation {{{ */
3308 @implementation Database
3309
3310 + (Database *) sharedInstance {
3311     static Database *instance;
3312     if (instance == nil)
3313         instance = [[Database alloc] init];
3314     return instance;
3315 }
3316
3317 - (unsigned) era {
3318     return era_;
3319 }
3320
3321 - (void) releasePackages {
3322     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3323     CFArrayRemoveAllValues(packages_);
3324 }
3325
3326 - (void) dealloc {
3327     // XXX: actually implement this thing
3328     _assert(false);
3329     [sourceList_ release];
3330     [self releasePackages];
3331     apr_pool_destroy(pool_);
3332     NSRecycleZone(zone_);
3333     [super dealloc];
3334 }
3335
3336 - (void) _readCydia:(NSNumber *)fd { _pooled
3337     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3338     std::istream is(&ib);
3339     std::string line;
3340
3341     static Pcre finish_r("^finish:([^:]*)$");
3342
3343     while (std::getline(is, line)) {
3344         const char *data(line.c_str());
3345         size_t size = line.size();
3346         lprintf("C:%s\n", data);
3347
3348         if (finish_r(data, size)) {
3349             NSString *finish = finish_r[1];
3350             int index = [Finishes_ indexOfObject:finish];
3351             if (index != INT_MAX && index > Finish_)
3352                 Finish_ = index;
3353         }
3354     }
3355
3356     _assume(false);
3357 }
3358
3359 - (void) _readStatus:(NSNumber *)fd { _pooled
3360     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3361     std::istream is(&ib);
3362     std::string line;
3363
3364     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3365     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3366
3367     while (std::getline(is, line)) {
3368         const char *data(line.c_str());
3369         size_t size(line.size());
3370         lprintf("S:%s\n", data);
3371
3372         if (conffile_r(data, size)) {
3373             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3374             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3375         } else if (strncmp(data, "status: ", 8) == 0) {
3376             // status: <package>: {unpacked,half-configured,installed}
3377             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3378             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3379         } else if (strncmp(data, "processing: ", 12) == 0) {
3380             // processing: configure: config-test
3381             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3382             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3383         } else if (pmstatus_r(data, size)) {
3384             std::string type([pmstatus_r[1] UTF8String]);
3385
3386             NSString *package = pmstatus_r[2];
3387             if ([package isEqualToString:@"dpkg-exec"])
3388                 package = nil;
3389
3390             float percent([pmstatus_r[3] floatValue]);
3391             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3392
3393             NSString *string = pmstatus_r[4];
3394
3395             if (type == "pmerror") {
3396                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3397                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3398             } else if (type == "pmstatus") {
3399                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3400                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3401             } else if (type == "pmconffile")
3402                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3403             else
3404                 lprintf("E:unknown pmstatus\n");
3405         } else
3406             lprintf("E:unknown status\n");
3407     }
3408
3409     _assume(false);
3410 }
3411
3412 - (void) _readOutput:(NSNumber *)fd { _pooled
3413     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3414     std::istream is(&ib);
3415     std::string line;
3416
3417     while (std::getline(is, line)) {
3418         lprintf("O:%s\n", line.c_str());
3419
3420         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3421         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3422     }
3423
3424     _assume(false);
3425 }
3426
3427 - (FILE *) input {
3428     return input_;
3429 }
3430
3431 - (Package *) packageWithName:(NSString *)name {
3432 @synchronized (self) {
3433     if (static_cast<pkgDepCache *>(cache_) == NULL)
3434         return nil;
3435     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3436     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3437 } }
3438
3439 - (id) init {
3440     if ((self = [super init]) != nil) {
3441         policy_ = NULL;
3442         records_ = NULL;
3443         resolver_ = NULL;
3444         fetcher_ = NULL;
3445         lock_ = NULL;
3446
3447         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3448         apr_pool_create(&pool_, NULL);
3449
3450         size_t capacity(MetaFile_->active_);
3451         if (capacity == 0)
3452             capacity = 16384;
3453         else
3454             capacity += 1024;
3455
3456         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3457         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3458
3459         int fds[2];
3460
3461         _assert(pipe(fds) != -1);
3462         cydiafd_ = fds[1];
3463
3464         _config->Set("APT::Keep-Fds::", cydiafd_);
3465         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3466
3467         [NSThread
3468             detachNewThreadSelector:@selector(_readCydia:)
3469             toTarget:self
3470             withObject:[NSNumber numberWithInt:fds[0]]
3471         ];
3472
3473         _assert(pipe(fds) != -1);
3474         statusfd_ = fds[1];
3475
3476         [NSThread
3477             detachNewThreadSelector:@selector(_readStatus:)
3478             toTarget:self
3479             withObject:[NSNumber numberWithInt:fds[0]]
3480         ];
3481
3482         _assert(pipe(fds) != -1);
3483         _assert(dup2(fds[0], 0) != -1);
3484         _assert(close(fds[0]) != -1);
3485
3486         input_ = fdopen(fds[1], "a");
3487
3488         _assert(pipe(fds) != -1);
3489         _assert(dup2(fds[1], 1) != -1);
3490         _assert(close(fds[1]) != -1);
3491
3492         [NSThread
3493             detachNewThreadSelector:@selector(_readOutput:)
3494             toTarget:self
3495             withObject:[NSNumber numberWithInt:fds[0]]
3496         ];
3497     } return self;
3498 }
3499
3500 - (pkgCacheFile &) cache {
3501     return cache_;
3502 }
3503
3504 - (pkgDepCache::Policy *) policy {
3505     return policy_;
3506 }
3507
3508 - (pkgRecords *) records {
3509     return records_;
3510 }
3511
3512 - (pkgProblemResolver *) resolver {
3513     return resolver_;
3514 }
3515
3516 - (pkgAcquire &) fetcher {
3517     return *fetcher_;
3518 }
3519
3520 - (pkgSourceList &) list {
3521     return *list_;
3522 }
3523
3524 - (NSArray *) packages {
3525     return (NSArray *) packages_;
3526 }
3527
3528 - (NSArray *) sources {
3529     return sourceList_;
3530 }
3531
3532 - (Source *) sourceWithKey:(NSString *)key {
3533     for (Source *source in [self sources]) {
3534         if ([[source key] isEqualToString:key])
3535             return source;
3536     } return nil;
3537 }
3538
3539 - (bool) popErrorWithTitle:(NSString *)title {
3540     bool fatal(false);
3541
3542     while (!_error->empty()) {
3543         std::string error;
3544         bool warning(!_error->PopMessage(error));
3545         if (!warning)
3546             fatal = true;
3547
3548         for (;;) {
3549             size_t size(error.size());
3550             if (size == 0 || error[size - 1] != '\n')
3551                 break;
3552             error.resize(size - 1);
3553         }
3554
3555         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3556
3557         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3558     }
3559
3560     return fatal;
3561 }
3562
3563 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3564     return [self popErrorWithTitle:title] || !success;
3565 }
3566
3567 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3568 @synchronized (self) {
3569     ++era_;
3570
3571     [self releasePackages];
3572
3573     sourceMap_.clear();
3574     [sourceList_ removeAllObjects];
3575
3576     _error->Discard();
3577
3578     delete list_;
3579     list_ = NULL;
3580     manager_ = NULL;
3581     delete lock_;
3582     lock_ = NULL;
3583     delete fetcher_;
3584     fetcher_ = NULL;
3585     delete resolver_;
3586     resolver_ = NULL;
3587     delete records_;
3588     records_ = NULL;
3589     delete policy_;
3590     policy_ = NULL;
3591
3592     cache_.Close();
3593
3594     apr_pool_clear(pool_);
3595
3596     NSRecycleZone(zone_);
3597     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3598
3599     int chk(creat("/tmp/cydia.chk", 0644));
3600     if (chk != -1)
3601         close(chk);
3602
3603     if (invocation != nil)
3604         [invocation invoke];
3605
3606     NSString *title(UCLocalize("DATABASE"));
3607
3608     _trace();
3609     OpProgress progress;
3610     while (!cache_.Open(progress, true)) { pop:
3611         std::string error;
3612         bool warning(!_error->PopMessage(error));
3613         lprintf("cache_.Open():[%s]\n", error.c_str());
3614
3615         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3616             [delegate_ repairWithSelector:@selector(configure)];
3617         else if (error == "The package lists or status file could not be parsed or opened.")
3618             [delegate_ repairWithSelector:@selector(update)];
3619         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3620         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3621         // else if (error == "Malformed Status line")
3622         // else if (error == "The list of sources could not be read.")
3623         else {
3624             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3625             return;
3626         }
3627
3628         if (warning)
3629             goto pop;
3630         _error->Discard();
3631     }
3632     _trace();
3633
3634     unlink("/tmp/cydia.chk");
3635
3636     now_ = [[NSDate date] timeIntervalSince1970];
3637
3638     policy_ = new pkgDepCache::Policy();
3639     records_ = new pkgRecords(cache_);
3640     resolver_ = new pkgProblemResolver(cache_);
3641     fetcher_ = new pkgAcquire(&status_);
3642     lock_ = NULL;
3643
3644     list_ = new pkgSourceList();
3645     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3646         return;
3647
3648     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3649         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3650         return;
3651     }
3652
3653     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3654         return;
3655
3656     if (cache_->BrokenCount() != 0) {
3657         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3658             return;
3659
3660         if (cache_->BrokenCount() != 0) {
3661             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3662             return;
3663         }
3664
3665         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3666             return;
3667     }
3668
3669     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3670         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3671         [sourceList_ addObject:object];
3672
3673         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3674         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3675             // XXX: this could be more intelligent
3676             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3677                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3678                 if (!cached.end())
3679                     sourceMap_[cached->ID] = object;
3680             }
3681     }
3682
3683     {
3684         /*std::vector<Package *> packages;
3685         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3686         [packages_ release];
3687         packages_ = nil;*/
3688
3689         _trace();
3690
3691         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3692             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3693                 //packages.push_back(package);
3694                 CFArrayAppendValue(packages_, [package retain]);
3695
3696         _trace();
3697
3698         /*if (packages.empty())
3699             packages_ = [[NSArray alloc] init];
3700         else
3701             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3702         _trace();*/
3703
3704         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3705         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3706         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3707
3708         /*_trace();
3709         PrintTimes();
3710         _trace();*/
3711
3712         _trace();
3713
3714         /*if (!packages.empty())
3715             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3716         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3717
3718         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3719
3720         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3721
3722         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3723
3724         _trace();
3725
3726         size_t count(CFArrayGetCount(packages_));
3727         MetaFile_->active_ = count;
3728
3729         for (size_t index(0); index != count; ++index)
3730             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3731
3732         _trace();
3733     }
3734 } } CYPoolEnd() _trace(); }
3735
3736 - (void) clear {
3737 @synchronized (self) {
3738     delete resolver_;
3739     resolver_ = new pkgProblemResolver(cache_);
3740
3741     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3742         if (!cache_[iterator].Keep())
3743             cache_->MarkKeep(iterator, false);
3744         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3745             cache_->SetReInstall(iterator, false);
3746 } }
3747
3748 - (void) configure {
3749     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3750     _trace();
3751     system([dpkg UTF8String]);
3752     _trace();
3753 }
3754
3755 - (bool) clean {
3756     // XXX: I don't remember this condition
3757     if (lock_ != NULL)
3758         return false;
3759
3760     FileFd Lock;
3761     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3762
3763     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3764
3765     if ([self popErrorWithTitle:title])
3766         return false;
3767
3768     pkgAcquire fetcher;
3769     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3770
3771     class LogCleaner :
3772         public pkgArchiveCleaner
3773     {
3774       protected:
3775         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3776             unlink(File);
3777         }
3778     } cleaner;
3779
3780     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3781         return false;
3782
3783     return true;
3784 }
3785
3786 - (bool) prepare {
3787     fetcher_->Shutdown();
3788
3789     pkgRecords records(cache_);
3790
3791     lock_ = new FileFd();
3792     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3793
3794     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3795
3796     if ([self popErrorWithTitle:title])
3797         return false;
3798
3799     pkgSourceList list;
3800     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3801         return false;
3802
3803     manager_ = (_system->CreatePM(cache_));
3804     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3805         return false;
3806
3807     return true;
3808 }
3809
3810 - (void) perform {
3811     bool substrate(RestartSubstrate_);
3812     RestartSubstrate_ = false;
3813
3814     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3815
3816     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3817         pkgSourceList list;
3818         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3819             return;
3820         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3821             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3822     }
3823
3824     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3825
3826     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3827         _trace();
3828         [self popErrorWithTitle:title];
3829         return;
3830     }
3831
3832     bool failed = false;
3833     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3834         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3835             continue;
3836         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3837             continue;
3838
3839         failed = true;
3840     }
3841
3842     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3843
3844     if (failed) {
3845         _trace();
3846         return;
3847     }
3848
3849     if (substrate)
3850         RestartSubstrate_ = true;
3851
3852     _system->UnLock();
3853     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3854
3855     if (_error->PendingError()) {
3856         _trace();
3857         return;
3858     }
3859
3860     if (result == pkgPackageManager::Failed) {
3861         _trace();
3862         return;
3863     }
3864
3865     if (result != pkgPackageManager::Completed) {
3866         _trace();
3867         return;
3868     }
3869
3870     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3871         pkgSourceList list;
3872         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3873             return;
3874         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3875             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3876     }
3877
3878     if (![before isEqualToArray:after])
3879         [self update];
3880 }
3881
3882 - (bool) upgrade {
3883     NSString *title(UCLocalize("UPGRADE"));
3884     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3885         return false;
3886     return true;
3887 }
3888
3889 - (void) update {
3890     [self updateWithStatus:status_];
3891 }
3892
3893 - (void) updateWithStatus:(Status &)status {
3894     NSString *title(UCLocalize("REFRESHING_DATA"));
3895
3896     pkgSourceList list;
3897     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3898         return;
3899
3900     FileFd lock;
3901     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3902     if ([self popErrorWithTitle:title])
3903         return;
3904
3905     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3906
3907     bool success(ListUpdate(status, list, PulseInterval_));
3908     if (status.WasCancelled())
3909         _error->Discard();
3910     else
3911         [self popErrorWithTitle:title forOperation:success];
3912
3913     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3914
3915     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3916     Changed_ = true;
3917 }
3918
3919 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3920     delegate_ = delegate;
3921 }
3922
3923 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3924     progress_ = delegate;
3925     status_.setDelegate(delegate);
3926 }
3927
3928 - (NSObject<ProgressDelegate> *) progressDelegate {
3929     return progress_;
3930 }
3931
3932 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3933     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3934     return i == sourceMap_.end() ? nil : i->second;
3935 }
3936
3937 - (NSString *) mappedSectionForPointer:(const char *)section {
3938     _H<NSString> *mapped;
3939
3940     _profile(Database$mappedSectionForPointer$Cache)
3941         mapped = &sections_[section];
3942     _end
3943
3944     if (*mapped == NULL) {
3945         size_t length(strlen(section));
3946         char spaced[length + 1];
3947
3948         _profile(Database$mappedSectionForPointer$Replace)
3949             for (size_t index(0); index != length; ++index)
3950                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3951             spaced[length] = '\0';
3952         _end
3953
3954         NSString *string;
3955
3956         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3957             string = [NSString stringWithUTF8String:spaced];
3958         _end
3959
3960         _profile(Database$mappedSectionForPointer$Map)
3961             string = [SectionMap_ objectForKey:string] ?: string;
3962         _end
3963
3964         *mapped = string;
3965     } return *mapped;
3966 }
3967
3968 @end
3969 /* }}} */
3970
3971 static NSMutableSet *Diversions_;
3972
3973 @interface Diversion : NSObject {
3974     Pcre pattern_;
3975     _H<NSString> key_;
3976     _H<NSString> format_;
3977 }
3978
3979 @end
3980
3981 @implementation Diversion
3982
3983 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
3984     if ((self = [super init]) != nil) {
3985         pattern_ = [from UTF8String];
3986         key_ = from;
3987         format_ = to;
3988     } return self;
3989 }
3990
3991 - (NSString *) divert:(NSString *)url {
3992     return !pattern_(url) ? nil : pattern_->*format_;
3993 }
3994
3995 + (NSURL *) divertURL:(NSURL *)url {
3996   divert:
3997     NSString *href([url absoluteString]);
3998
3999     for (Diversion *diversion in Diversions_)
4000         if (NSString *diverted = [diversion divert:href]) {
4001 #if !ForRelease
4002             NSLog(@"div: %@", diverted);
4003 #endif
4004             url = [NSURL URLWithString:diverted];
4005             goto divert;
4006         }
4007
4008     return url;
4009 }
4010
4011 - (NSString *) key {
4012     return key_;
4013 }
4014
4015 - (NSUInteger) hash {
4016     return [key_ hash];
4017 }
4018
4019 - (BOOL) isEqual:(Diversion *)object {
4020     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4021 }
4022
4023 @end
4024
4025 @interface CydiaObject : NSObject {
4026     id indirect_;
4027     _transient id delegate_;
4028 }
4029
4030 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4031
4032 @end
4033
4034 @interface CydiaWebViewController : BrowserController {
4035     CydiaObject *cydia_;
4036 }
4037
4038 + (void) addDiversion:(Diversion *)diversion;
4039
4040 @end
4041
4042 /* Web Scripting {{{ */
4043 @implementation CydiaObject
4044
4045 - (void) dealloc {
4046     [indirect_ release];
4047     [super dealloc];
4048 }
4049
4050 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4051     if ((self = [super init]) != nil) {
4052         indirect_ = [indirect retain];
4053     } return self;
4054 }
4055
4056 - (void) setDelegate:(id)delegate {
4057     delegate_ = delegate;
4058 }
4059
4060 + (NSArray *) _attributeKeys {
4061     return [NSArray arrayWithObjects:
4062         @"device",
4063         @"ecid",
4064         @"firmware",
4065         @"hostname",
4066         @"idiom",
4067         @"model",
4068         @"plmn",
4069         @"role",
4070         @"serial",
4071         @"token",
4072         @"version",
4073     nil];
4074 }
4075
4076 - (NSArray *) attributeKeys {
4077     return [[self class] _attributeKeys];
4078 }
4079
4080 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4081     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4082 }
4083
4084 - (NSString *) version {
4085     return @ Cydia_;
4086 }
4087
4088 - (NSString *) device {
4089     return [[UIDevice currentDevice] uniqueIdentifier];
4090 }
4091
4092 - (NSString *) firmware {
4093     return [[UIDevice currentDevice] systemVersion];
4094 }
4095
4096 - (NSString *) hostname {
4097     return [[UIDevice currentDevice] name];
4098 }
4099
4100 - (NSString *) idiom {
4101     return (id) Idiom_ ?: [NSNull null];
4102 }
4103
4104 - (NSString *) plmn {
4105     return (id) PLMN_ ?: [NSNull null];
4106 }
4107
4108 - (NSString *) ecid {
4109     return (id) ChipID_ ?: [NSNull null];
4110 }
4111
4112 - (NSString *) serial {
4113     return SerialNumber_;
4114 }
4115
4116 - (NSString *) role {
4117     return (id) Role_ ?: [NSNull null];
4118 }
4119
4120 - (NSString *) model {
4121     return [NSString stringWithUTF8String:Machine_];
4122 }
4123
4124 - (NSString *) token {
4125     return (id) Token_ ?: [NSNull null];
4126 }
4127
4128 + (NSString *) webScriptNameForSelector:(SEL)selector {
4129     if (false);
4130     else if (selector == @selector(addBridgedHost:))
4131         return @"addBridgedHost";
4132     else if (selector == @selector(addPipelinedHost:scheme:))
4133         return @"addPipelinedHost";
4134     else if (selector == @selector(addTrivialSource:))
4135         return @"addTrivialSource";
4136     else if (selector == @selector(close))
4137         return @"close";
4138     else if (selector == @selector(divert::))
4139         return @"divert";
4140     else if (selector == @selector(du:))
4141         return @"du";
4142     else if (selector == @selector(stringWithFormat:arguments:))
4143         return @"format";
4144     else if (selector == @selector(getAllSources))
4145         return @"getAllSourcs";
4146     else if (selector == @selector(getKernelNumber:))
4147         return @"getKernelNumber";
4148     else if (selector == @selector(getKernelString:))
4149         return @"getKernelString";
4150     else if (selector == @selector(getInstalledPackages))
4151         return @"getInstalledPackages";
4152     else if (selector == @selector(getLocaleIdentifier))
4153         return @"getLocaleIdentifier";
4154     else if (selector == @selector(getPreferredLanguages))
4155         return @"getPreferredLanguages";
4156     else if (selector == @selector(getPackageById:))
4157         return @"getPackageById";
4158     else if (selector == @selector(getSessionValue:))
4159         return @"getSessionValue";
4160     else if (selector == @selector(installPackages:))
4161         return @"installPackages";
4162     else if (selector == @selector(localizedStringForKey:value:table:))
4163         return @"localize";
4164     else if (selector == @selector(popViewController:))
4165         return @"popViewController";
4166     else if (selector == @selector(refreshSources))
4167         return @"refreshSources";
4168     else if (selector == @selector(removeButton))
4169         return @"removeButton";
4170     else if (selector == @selector(setSessionValue::))
4171         return @"setSessionValue";
4172     else if (selector == @selector(substitutePackageNames:))
4173         return @"substitutePackageNames";
4174     else if (selector == @selector(scrollToBottom:))
4175         return @"scrollToBottom";
4176     else if (selector == @selector(setAllowsNavigationAction:))
4177         return @"setAllowsNavigationAction";
4178     else if (selector == @selector(setBadgeValue:))
4179         return @"setBadgeValue";
4180     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4181         return @"setButtonImage";
4182     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4183         return @"setButtonTitle";
4184     else if (selector == @selector(setHidesBackButton:))
4185         return @"setHidesBackButton";
4186     else if (selector == @selector(setHidesNavigationBar:))
4187         return @"setHidesNavigationBar";
4188     else if (selector == @selector(setNavigationBarStyle:))
4189         return @"setNavigationBarStyle";
4190     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4191         return @"setNavigationBarTintColor";
4192     else if (selector == @selector(setPasteboardString:))
4193         return @"setPasteboardString";
4194     else if (selector == @selector(setPasteboardURL:))
4195         return @"setPasteboardURL";
4196     else if (selector == @selector(setToken:))
4197         return @"setToken";
4198     else if (selector == @selector(setViewportWidth:))
4199         return @"setViewportWidth";
4200     else if (selector == @selector(statfs:))
4201         return @"statfs";
4202     else if (selector == @selector(supports:))
4203         return @"supports";
4204     else
4205         return nil;
4206 }
4207
4208 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4209     return [self webScriptNameForSelector:selector] == nil;
4210 }
4211
4212 - (BOOL) supports:(NSString *)feature {
4213     return [feature isEqualToString:@"window.open"];
4214 }
4215
4216 - (void) divert:(NSString *)from :(NSString *)to {
4217     [CydiaWebViewController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4218 }
4219
4220 - (NSNumber *) getKernelNumber:(NSString *)name {
4221     const char *string([name UTF8String]);
4222
4223     size_t size;
4224     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4225         return (id) [NSNull null];
4226
4227     if (size != sizeof(int))
4228         return (id) [NSNull null];
4229
4230     int value;
4231     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4232         return (id) [NSNull null];
4233
4234     return [NSNumber numberWithInt:value];
4235 }
4236
4237 - (NSString *) getKernelString:(NSString *)name {
4238     const char *string([name UTF8String]);
4239
4240     size_t size;
4241     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4242         return (id) [NSNull null];
4243
4244     char value[size + 1];
4245     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4246         return (id) [NSNull null];
4247
4248     // XXX: just in case you request something ludicrous
4249     value[size] = '\0';
4250
4251     return [NSString stringWithCString:value];
4252 }
4253
4254 - (id) getSessionValue:(NSString *)key {
4255 @synchronized (SessionData_) {
4256     return [SessionData_ objectForKey:key];
4257 } }
4258
4259 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4260 @synchronized (SessionData_) {
4261     if (value == (id) [WebUndefined undefined])
4262         [SessionData_ removeObjectForKey:key];
4263     else
4264         [SessionData_ setObject:value forKey:key];
4265 } }
4266
4267 - (void) addBridgedHost:(NSString *)host {
4268 @synchronized (HostConfig_) {
4269     [BridgedHosts_ addObject:host];
4270 } }
4271
4272 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4273 @synchronized (HostConfig_) {
4274     if (scheme != (id) [WebUndefined undefined])
4275         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4276
4277     [PipelinedHosts_ addObject:host];
4278 } }
4279
4280 - (void) popViewController:(NSNumber *)value {
4281     if (value == (id) [WebUndefined undefined])
4282         value = [NSNumber numberWithBool:YES];
4283     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4284 }
4285
4286 - (void) addTrivialSource:(NSString *)href {
4287     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4288 }
4289
4290 - (void) refreshSources {
4291     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4292 }
4293
4294 - (NSArray *) getAllSources {
4295     return [[Database sharedInstance] sources];
4296 }
4297
4298 - (NSArray *) getInstalledPackages {
4299     Database *database([Database sharedInstance]);
4300 @synchronized (database) {
4301     NSArray *packages([database packages]);
4302     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4303     for (Package *package in packages)
4304         if (![package uninstalled])
4305             [installed addObject:package];
4306     return installed;
4307 } }
4308
4309 - (Package *) getPackageById:(NSString *)id {
4310     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4311         [package parse];
4312         return package;
4313     } else
4314         return (Package *) [NSNull null];
4315 }
4316
4317 - (NSString *) getLocaleIdentifier {
4318     return Locale_ == NULL ? (NSString *) [NSNull null] : (NSString *) CFLocaleGetIdentifier(Locale_);
4319 }
4320
4321 - (NSArray *) getPreferredLanguages {
4322     return Languages_;
4323 }
4324
4325 - (NSArray *) statfs:(NSString *)path {
4326     struct statfs stat;
4327
4328     if (path == nil || statfs([path UTF8String], &stat) == -1)
4329         return nil;
4330
4331     return [NSArray arrayWithObjects:
4332         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4333         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4334         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4335     nil];
4336 }
4337
4338 - (NSNumber *) du:(NSString *)path {
4339     NSNumber *value(nil);
4340
4341     int fds[2];
4342     _assert(pipe(fds) != -1);
4343
4344     pid_t pid(ExecFork());
4345     if (pid == 0) {
4346         _assert(dup2(fds[1], 1) != -1);
4347         _assert(close(fds[0]) != -1);
4348         _assert(close(fds[1]) != -1);
4349         /* XXX: this should probably not use du */
4350         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4351         exit(1);
4352         _assert(false);
4353     }
4354
4355     _assert(close(fds[1]) != -1);
4356
4357     if (FILE *du = fdopen(fds[0], "r")) {
4358         char line[1024];
4359         while (fgets(line, sizeof(line), du) != NULL) {
4360             size_t length(strlen(line));
4361             while (length != 0 && line[length - 1] == '\n')
4362                 line[--length] = '\0';
4363             if (char *tab = strchr(line, '\t')) {
4364                 *tab = '\0';
4365                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4366             }
4367         }
4368
4369         fclose(du);
4370     } else _assert(close(fds[0]));
4371
4372     int status;
4373   wait:
4374     if (waitpid(pid, &status, 0) == -1)
4375         if (errno == EINTR)
4376             goto wait;
4377         else _assert(false);
4378
4379     return value;
4380 }
4381
4382 - (void) close {
4383     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4384 }
4385
4386 - (void) installPackages:(NSArray *)packages {
4387     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4388 }
4389
4390 - (NSString *) substitutePackageNames:(NSString *)message {
4391     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4392     for (size_t i(0), e([words count]); i != e; ++i) {
4393         NSString *word([words objectAtIndex:i]);
4394         if (Package *package = [[Database sharedInstance] packageWithName:word])
4395             [words replaceObjectAtIndex:i withObject:[package name]];
4396     }
4397
4398     return [words componentsJoinedByString:@" "];
4399 }
4400
4401 - (void) removeButton {
4402     [indirect_ removeButton];
4403 }
4404
4405 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4406     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4407 }
4408
4409 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4410     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4411 }
4412
4413 - (void) setBadgeValue:(id)value {
4414     [indirect_ performSelectorOnMainThread:@selector(setBadgeValue:) withObject:value waitUntilDone:NO];
4415 }
4416
4417 - (void) setAllowsNavigationAction:(NSString *)value {
4418     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4419 }
4420
4421 - (void) setHidesBackButton:(NSString *)value {
4422     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4423 }
4424
4425 - (void) setHidesNavigationBar:(NSString *)value {
4426     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4427 }
4428
4429 - (void) setNavigationBarStyle:(NSString *)value {
4430     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4431 }
4432
4433 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4434     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4435     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4436     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4437 }
4438
4439 - (void) setPasteboardString:(NSString *)value {
4440     [[objc_getClass("UIPasteboard") generalPasteboard] setString:value];
4441 }
4442
4443 - (void) setPasteboardURL:(NSString *)value {
4444     [[objc_getClass("UIPasteboard") generalPasteboard] setURL:[NSURL URLWithString:value]];
4445 }
4446
4447 - (void) _setToken:(NSString *)token {
4448     Token_ = token;
4449
4450     if (token == nil)
4451         [Metadata_ removeObjectForKey:@"Token"];
4452     else
4453         [Metadata_ setObject:Token_ forKey:@"Token"];
4454
4455     Changed_ = true;
4456 }
4457
4458 - (void) setToken:(NSString *)token {
4459     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4460 }
4461
4462 - (void) scrollToBottom:(NSNumber *)animated {
4463     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4464 }
4465
4466 - (void) setViewportWidth:(float)width {
4467     [indirect_ setViewportWidthOnMainThread:width];
4468 }
4469
4470 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4471     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4472     unsigned count([arguments count]);
4473     id values[count];
4474     for (unsigned i(0); i != count; ++i)
4475         values[i] = [arguments objectAtIndex:i];
4476     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4477 }
4478
4479 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4480     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4481         value = nil;
4482     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4483         table = nil;
4484     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4485 }
4486
4487 @end
4488 /* }}} */
4489
4490 /* @ Loading... Indicator {{{ */
4491 @interface CYLoadingIndicator : UIView {
4492     _H<UIActivityIndicatorView> spinner_;
4493     _H<UILabel> label_;
4494     _H<UIView> container_;
4495 }
4496
4497 @property (readonly, nonatomic) UILabel *label;
4498 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4499
4500 @end
4501
4502 @implementation CYLoadingIndicator
4503
4504 - (id) initWithFrame:(CGRect)frame {
4505     if ((self = [super initWithFrame:frame]) != nil) {
4506         container_ = [[[UIView alloc] init] autorelease];
4507         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4508
4509         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4510         [spinner_ startAnimating];
4511         [container_ addSubview:spinner_];
4512
4513         label_ = [[[UILabel alloc] init] autorelease];
4514         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4515         [label_ setBackgroundColor:[UIColor clearColor]];
4516         [label_ setTextColor:[UIColor blackColor]];
4517         [label_ setShadowColor:[UIColor whiteColor]];
4518         [label_ setShadowOffset:CGSizeMake(0, 1)];
4519         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4520         [container_ addSubview:label_];
4521
4522         CGSize viewsize = frame.size;
4523         CGSize spinnersize = [spinner_ bounds].size;
4524         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4525         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4526
4527         CGRect containrect = {
4528             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4529             CGSizeMake(bothwidth, spinnersize.height)
4530         };
4531         CGRect textrect = {
4532             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4533             textsize
4534         };
4535         CGRect spinrect = {
4536             CGPointZero,
4537             spinnersize
4538         };
4539
4540         [container_ setFrame:containrect];
4541         [spinner_ setFrame:spinrect];
4542         [label_ setFrame:textrect];
4543         [self addSubview:container_];
4544     } return self;
4545 }
4546
4547 - (UILabel *) label {
4548     return label_;
4549 }
4550
4551 - (UIActivityIndicatorView *) activityIndicatorView {
4552     return spinner_;
4553 }
4554
4555 @end
4556 /* }}} */
4557 /* Emulated Loading Controller {{{ */
4558 @interface CYEmulatedLoadingController : CYViewController {
4559     _transient Database *database_;
4560     _H<CYLoadingIndicator> indicator_;
4561     _H<UITabBar> tabbar_;
4562     _H<UINavigationBar> navbar_;
4563 }
4564
4565 @end
4566
4567 @implementation CYEmulatedLoadingController
4568
4569 - (id) initWithDatabase:(Database *)database {
4570     if ((self = [super init]) != nil) {
4571         database_ = database;
4572     } return self;
4573 }
4574
4575 - (void) loadView {
4576     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4577
4578     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4579     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4580     [[self view] addSubview:table];
4581
4582     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4583     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4584     [[self view] addSubview:indicator_];
4585
4586     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4587     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4588     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4589     [[self view] addSubview:tabbar_];
4590
4591     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4592     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4593     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4594     [[self view] addSubview:navbar_];
4595 }
4596
4597 - (void) releaseSubviews {
4598     indicator_ = nil;
4599     tabbar_ = nil;
4600     navbar_ = nil;
4601 }
4602
4603 @end
4604 /* }}} */
4605
4606 /* Cydia Browser Controller {{{ */
4607 @implementation CydiaWebViewController
4608
4609 - (void) dealloc {
4610     [cydia_ release];
4611     [super dealloc];
4612 }
4613
4614 - (NSURL *) navigationURL {
4615     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[request_ URL] absoluteString]]];
4616 }
4617
4618 + (void) initialize {
4619     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4620 }
4621
4622 + (void) addDiversion:(Diversion *)diversion {
4623     [Diversions_ addObject:diversion];
4624 }
4625
4626 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4627     [super webView:view didClearWindowObject:window forFrame:frame];
4628
4629     WebDataSource *source([frame dataSource]);
4630     NSURLResponse *response([source response]);
4631     NSURL *url([response URL]);
4632     NSString *scheme([[url scheme] lowercaseString]);
4633
4634     bool bridged(false);
4635
4636     @synchronized (HostConfig_) {
4637         if ([scheme isEqualToString:@"file"])
4638             bridged = true;
4639         else if ([scheme isEqualToString:@"https"])
4640             if ([BridgedHosts_ containsObject:[url host]])
4641                 bridged = true;
4642     }
4643
4644     if (bridged)
4645         [window setValue:cydia_ forKey:@"cydia"];
4646 }
4647
4648 - (NSURL *) URLWithURL:(NSURL *)url {
4649     return [Diversion divertURL:url];
4650 }
4651
4652 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4653     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4654
4655     if (System_ != NULL)
4656         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4657     if (Machine_ != NULL)
4658         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4659     if (Token_ != nil)
4660         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4661
4662     return copy;
4663 }
4664
4665 - (void) setDelegate:(id)delegate {
4666     [super setDelegate:delegate];
4667     [cydia_ setDelegate:delegate];
4668 }
4669
4670 - (id) init {
4671     if ((self = [super initWithWidth:0 ofClass:[CydiaWebViewController class]]) != nil) {
4672         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4673
4674         WebView *webview([[webview_ _documentView] webView]);
4675
4676         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4677
4678         if (Safari_ != nil)
4679             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4680         if (Build_ != nil)
4681             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4682         if (Product_ != nil)
4683             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4684
4685         [webview setApplicationNameForUserAgent:application];
4686     } return self;
4687 }
4688
4689 @end
4690 /* }}} */
4691
4692 // CydiaScript {{{
4693 @interface NSObject (CydiaScript)
4694 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4695 @end
4696
4697 @implementation NSObject (CydiaScript)
4698
4699 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4700     return self;
4701 }
4702
4703 @end
4704
4705 @implementation NSArray (CydiaScript)
4706
4707 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4708     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4709     for (size_t i(0), e([self count]); i != e; ++i)
4710         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4711     return object;
4712 }
4713
4714 @end
4715
4716 @implementation NSDictionary (CydiaScript)
4717
4718 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4719     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4720     for (id i in self)
4721         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4722     return object;
4723 }
4724
4725 @end
4726 // }}}
4727
4728 /* Confirmation Controller {{{ */
4729 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4730     if (!iterator.end())
4731         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4732             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4733                 continue;
4734             pkgCache::PkgIterator package(dep.TargetPkg());
4735             if (package.end())
4736                 continue;
4737             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4738                 return true;
4739         }
4740
4741     return false;
4742 }
4743
4744 @protocol ConfirmationControllerDelegate
4745 - (void) cancelAndClear:(bool)clear;
4746 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4747 - (void) queue;
4748 @end
4749
4750 @interface ConfirmationController : CydiaWebViewController {
4751     _transient Database *database_;
4752
4753     UIAlertView *essential_;
4754
4755     NSDictionary *changes_;
4756     NSMutableArray *issues_;
4757     NSDictionary *sizes_;
4758
4759     BOOL substrate_;
4760 }
4761
4762 - (id) initWithDatabase:(Database *)database;
4763
4764 @end
4765
4766 @implementation ConfirmationController
4767
4768 - (void) dealloc {
4769     [changes_ release];
4770     [issues_ release];
4771     [sizes_ release];
4772
4773     if (essential_ != nil)
4774         [essential_ release];
4775
4776     [super dealloc];
4777 }
4778
4779 - (void) complete {
4780     if (substrate_)
4781         RestartSubstrate_ = true;
4782     [delegate_ confirmWithNavigationController:[self navigationController]];
4783 }
4784
4785 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4786     NSString *context([alert context]);
4787
4788     if ([context isEqualToString:@"remove"]) {
4789         if (button == [alert cancelButtonIndex])
4790             [self dismissModalViewControllerAnimated:YES];
4791         else if (button == [alert firstOtherButtonIndex]) {
4792             [self complete];
4793         }
4794
4795         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4796     } else if ([context isEqualToString:@"unable"]) {
4797         [self dismissModalViewControllerAnimated:YES];
4798         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4799     } else {
4800         [super alertView:alert clickedButtonAtIndex:button];
4801     }
4802 }
4803
4804 - (void) _doContinue {
4805     [self dismissModalViewControllerAnimated:YES];
4806     [delegate_ cancelAndClear:NO];
4807 }
4808
4809 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4810     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4811     return nil;
4812 }
4813
4814 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4815     [super webView:view didClearWindowObject:window forFrame:frame];
4816
4817     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4818         changes_, @"changes",
4819         issues_, @"issues",
4820         sizes_, @"sizes",
4821         self, @"queue",
4822     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4823 }
4824
4825 - (id) initWithDatabase:(Database *)database {
4826     if ((self = [super init]) != nil) {
4827         database_ = database;
4828
4829         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4830         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4831         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4832         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4833         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4834
4835         bool remove(false);
4836
4837         pkgCacheFile &cache([database_ cache]);
4838         NSArray *packages([database_ packages]);
4839         pkgDepCache::Policy *policy([database_ policy]);
4840
4841         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4842
4843         for (Package *package in packages) {
4844             pkgCache::PkgIterator iterator([package iterator]);
4845             NSString *name([package id]);
4846
4847             if ([package broken]) {
4848                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4849
4850                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4851                     name, @"package",
4852                     reasons, @"reasons",
4853                 nil]];
4854
4855                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4856                 if (ver.end())
4857                     continue;
4858
4859                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4860                     pkgCache::DepIterator start;
4861                     pkgCache::DepIterator end;
4862                     dep.GlobOr(start, end); // ++dep
4863
4864                     if (!cache->IsImportantDep(end))
4865                         continue;
4866                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4867                         continue;
4868
4869                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4870
4871                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4872                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4873                         clauses, @"clauses",
4874                     nil]];
4875
4876                     _forever {
4877                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4878
4879                         pkgCache::PkgIterator target(start.TargetPkg());
4880                         if (target->ProvidesList != 0)
4881                             reason = @"missing";
4882                         else {
4883                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4884                             if (!ver.end()) {
4885                                 reason = @"installed";
4886                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4887                             } else if (!cache[target].CandidateVerIter(cache).end())
4888                                 reason = @"uninstalled";
4889                             else if (target->ProvidesList == 0)
4890                                 reason = @"uninstallable";
4891                             else
4892                                 reason = @"virtual";
4893                         }
4894
4895                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4896                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4897                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4898                         nil]);
4899
4900                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4901                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4902                             version, @"version",
4903                             reason, @"reason",
4904                             installed, @"installed",
4905                         nil]];
4906
4907                         // yes, seriously. (wtf?)
4908                         if (start == end)
4909                             break;
4910                         ++start;
4911                     }
4912                 }
4913             }
4914
4915             pkgDepCache::StateCache &state(cache[iterator]);
4916
4917             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4918
4919             if (state.NewInstall())
4920                 [installs addObject:name];
4921             // XXX: else if (state.Install())
4922             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4923                 [reinstalls addObject:name];
4924             // XXX: move before previous if
4925             else if (state.Upgrade())
4926                 [upgrades addObject:name];
4927             else if (state.Downgrade())
4928                 [downgrades addObject:name];
4929             else if (!state.Delete())
4930                 // XXX: _assert(state.Keep());
4931                 continue;
4932             else if (special_r(name))
4933                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4934                     [NSNull null], @"package",
4935                     [NSArray arrayWithObjects:
4936                         [NSDictionary dictionaryWithObjectsAndKeys:
4937                             @"Conflicts", @"relationship",
4938                             [NSArray arrayWithObjects:
4939                                 [NSDictionary dictionaryWithObjectsAndKeys:
4940                                     name, @"package",
4941                                     [NSNull null], @"version",
4942                                     @"installed", @"reason",
4943                                 nil],
4944                             nil], @"clauses",
4945                         nil],
4946                     nil], @"reasons",
4947                 nil]];
4948             else {
4949                 if ([package essential])
4950                     remove = true;
4951                 [removes addObject:name];
4952             }
4953
4954             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4955             substrate_ |= DepSubstrate(iterator.CurrentVer());
4956         }
4957
4958         if (!remove)
4959             essential_ = nil;
4960         else if (Advanced_) {
4961             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4962
4963             essential_ = [[UIAlertView alloc]
4964                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4965                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4966                 delegate:self
4967                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4968                 otherButtonTitles:
4969                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4970                 nil
4971             ];
4972
4973             [essential_ setContext:@"remove"];
4974         } else {
4975             essential_ = [[UIAlertView alloc]
4976                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4977                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4978                 delegate:self
4979                 cancelButtonTitle:UCLocalize("OKAY")
4980                 otherButtonTitles:nil
4981             ];
4982
4983             [essential_ setContext:@"unable"];
4984         }
4985
4986         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4987             installs, @"installs",
4988             reinstalls, @"reinstalls",
4989             upgrades, @"upgrades",
4990             downgrades, @"downgrades",
4991             removes, @"removes",
4992         nil];
4993
4994         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4995             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4996             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4997         nil];
4998
4999         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5000
5001         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
5002             initWithTitle:UCLocalize("CANCEL")
5003             style:UIBarButtonItemStylePlain
5004             target:self
5005             action:@selector(cancelButtonClicked)
5006         ] autorelease]];
5007     } return self;
5008 }
5009
5010 #if !AlwaysReload
5011 - (void) applyRightButton {
5012     if ([issues_ count] == 0 && ![self isLoading])
5013         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5014             initWithTitle:UCLocalize("CONFIRM")
5015             style:UIBarButtonItemStyleDone
5016             target:self
5017             action:@selector(confirmButtonClicked)
5018         ] autorelease]];
5019     else
5020         [[self navigationItem] setRightBarButtonItem:nil];
5021 }
5022 #endif
5023
5024 - (void) cancelButtonClicked {
5025     [self dismissModalViewControllerAnimated:YES];
5026     [delegate_ cancelAndClear:YES];
5027 }
5028
5029 #if !AlwaysReload
5030 - (void) confirmButtonClicked {
5031     if (essential_ != nil)
5032         [essential_ show];
5033     else
5034         [self complete];
5035 }
5036 #endif
5037
5038 @end
5039 /* }}} */
5040
5041 /* Progress Data {{{ */
5042 @interface CydiaProgressData : NSObject {
5043     _transient id delegate_;
5044
5045     bool running_;
5046     float percent_;
5047
5048     float current_;
5049     float total_;
5050     float speed_;
5051
5052     _H<NSMutableArray> events_;
5053     _H<NSString> title_;
5054
5055     _H<NSString> status_;
5056     _H<NSString> finish_;
5057 }
5058
5059 @end
5060
5061 @implementation CydiaProgressData
5062
5063 + (NSArray *) _attributeKeys {
5064     return [NSArray arrayWithObjects:
5065         @"current",
5066         @"events",
5067         @"finish",
5068         @"percent",
5069         @"running",
5070         @"speed",
5071         @"title",
5072         @"total",
5073     nil];
5074 }
5075
5076 - (NSArray *) attributeKeys {
5077     return [[self class] _attributeKeys];
5078 }
5079
5080 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5081     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5082 }
5083
5084 - (id) init {
5085     if ((self = [super init]) != nil) {
5086         events_ = [NSMutableArray arrayWithCapacity:32];
5087     } return self;
5088 }
5089
5090 - (void) setDelegate:(id)delegate {
5091     delegate_ = delegate;
5092 }
5093
5094 - (void) setPercent:(float)value {
5095     percent_ = value;
5096 }
5097
5098 - (NSNumber *) percent {
5099     return [NSNumber numberWithFloat:percent_];
5100 }
5101
5102 - (void) setCurrent:(float)value {
5103     current_ = value;
5104 }
5105
5106 - (NSNumber *) current {
5107     return [NSNumber numberWithFloat:current_];
5108 }
5109
5110 - (void) setTotal:(float)value {
5111     total_ = value;
5112 }
5113
5114 - (NSNumber *) total {
5115     return [NSNumber numberWithFloat:total_];
5116 }
5117
5118 - (void) setSpeed:(float)value {
5119     speed_ = value;
5120 }
5121
5122 - (NSNumber *) speed {
5123     return [NSNumber numberWithFloat:speed_];
5124 }
5125
5126 - (NSArray *) events {
5127     return events_;
5128 }
5129
5130 - (void) removeAllEvents {
5131     [events_ removeAllObjects];
5132 }
5133
5134 - (void) addEvent:(CydiaProgressEvent *)event {
5135     [events_ addObject:event];
5136 }
5137
5138 - (void) setTitle:(NSString *)text {
5139     title_ = text;
5140 }
5141
5142 - (NSString *) title {
5143     return title_;
5144 }
5145
5146 - (void) setFinish:(NSString *)text {
5147     finish_ = text;
5148 }
5149
5150 - (NSString *) finish {
5151     return (id) finish_ ?: [NSNull null];
5152 }
5153
5154 - (void) setRunning:(bool)running {
5155     running_ = running;
5156 }
5157
5158 - (NSNumber *) running {
5159     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5160 }
5161
5162 @end
5163 /* }}} */
5164 /* Progress Controller {{{ */
5165 @interface ProgressController : CydiaWebViewController <
5166     ProgressDelegate
5167 > {
5168     _transient Database *database_;
5169     _H<CydiaProgressData> progress_;
5170     unsigned cancel_;
5171 }
5172
5173 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5174
5175 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5176
5177 - (void) setTitle:(NSString *)title;
5178 - (void) setCancellable:(bool)cancellable;
5179
5180 @end
5181
5182 @implementation ProgressController
5183
5184 - (void) dealloc {
5185     [database_ setProgressDelegate:nil];
5186     [progress_ setDelegate:nil];
5187     [super dealloc];
5188 }
5189
5190 - (void) updateCancel {
5191     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5192         initWithTitle:UCLocalize("CANCEL")
5193         style:UIBarButtonItemStylePlain
5194         target:self
5195         action:@selector(cancel)
5196     ] autorelease] : nil)];
5197 }
5198
5199 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5200     if ((self = [super init]) != nil) {
5201         database_ = database;
5202         delegate_ = delegate;
5203
5204         [database_ setProgressDelegate:self];
5205
5206         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5207         [progress_ setDelegate:self];
5208
5209         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5210
5211         [scroller_ setBackgroundColor:[UIColor blackColor]];
5212
5213         [[self navigationItem] setHidesBackButton:YES];
5214
5215         [self updateCancel];
5216     } return self;
5217 }
5218
5219 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5220     [super webView:view didClearWindowObject:window forFrame:frame];
5221     [window setValue:progress_ forKey:@"cydiaProgress"];
5222 }
5223
5224 - (void) updateProgress {
5225     [self dispatchEvent:@"CydiaProgressUpdate"];
5226 }
5227
5228 - (void) viewWillAppear:(BOOL)animated {
5229     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5230     [super viewWillAppear:animated];
5231 }
5232
5233 - (void) close {
5234     UpdateExternalStatus(0);
5235
5236     switch (Finish_) {
5237         case 0:
5238         break;
5239
5240         case 1:
5241             [delegate_ terminateWithSuccess];
5242             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5243                 [delegate_ suspendWithAnimation:YES];
5244             else
5245                 [delegate_ suspend];*/
5246         break;
5247
5248         case 2:
5249             _trace();
5250             goto reload;
5251
5252         case 3:
5253             _trace();
5254             goto reload;
5255
5256         reload:
5257             system("/usr/bin/sbreload");
5258             _trace();
5259         break;
5260
5261         case 4:
5262             _trace();
5263             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5264                 SBReboot(SBSSpringBoardServerPort());
5265             else
5266                 reboot2(RB_AUTOBOOT);
5267         break;
5268     }
5269
5270     [super close];
5271 }
5272
5273 - (void) setTitle:(NSString *)title {
5274     [progress_ setTitle:title];
5275     [self updateProgress];
5276 }
5277
5278 - (UIBarButtonItem *) rightButton {
5279     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5280         initWithTitle:UCLocalize("CLOSE")
5281         style:UIBarButtonItemStylePlain
5282         target:self
5283         action:@selector(close)
5284     ] autorelease];
5285 }
5286
5287 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5288     UpdateExternalStatus(1);
5289
5290     [progress_ setRunning:true];
5291     [self setTitle:title];
5292     // implicit updateProgress
5293
5294     SHA1SumValue notifyconf; {
5295         FileFd file;
5296         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5297             _error->Discard();
5298         else {
5299             MMap mmap(file, MMap::ReadOnly);
5300             SHA1Summation sha1;
5301             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5302             notifyconf = sha1.Result();
5303         }
5304     }
5305
5306     SHA1SumValue springlist; {
5307         FileFd file;
5308         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5309             _error->Discard();
5310         else {
5311             MMap mmap(file, MMap::ReadOnly);
5312             SHA1Summation sha1;
5313             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5314             springlist = sha1.Result();
5315         }
5316     }
5317
5318     if (invocation != nil) {
5319         [invocation yieldToSelector:@selector(invoke)];
5320         [self setTitle:@"COMPLETE"];
5321     }
5322
5323     if (Finish_ < 4) {
5324         FileFd file;
5325         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5326             _error->Discard();
5327         else {
5328             MMap mmap(file, MMap::ReadOnly);
5329             SHA1Summation sha1;
5330             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5331             if (!(notifyconf == sha1.Result()))
5332                 Finish_ = 4;
5333         }
5334     }
5335
5336     if (Finish_ < 3) {
5337         FileFd file;
5338         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5339             _error->Discard();
5340         else {
5341             MMap mmap(file, MMap::ReadOnly);
5342             SHA1Summation sha1;
5343             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5344             if (!(springlist == sha1.Result()))
5345                 Finish_ = 3;
5346         }
5347     }
5348
5349     if (Finish_ < 2) {
5350         if (RestartSubstrate_)
5351             Finish_ = 2;
5352     }
5353
5354     RestartSubstrate_ = false;
5355
5356     switch (Finish_) {
5357         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5358         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5359         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5360         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5361         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5362     }
5363
5364     _trace();
5365     system("su -c /usr/bin/uicache mobile");
5366     _trace();
5367
5368     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5369
5370     [progress_ setRunning:false];
5371     [self updateProgress];
5372
5373     [self applyRightButton];
5374 }
5375
5376 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5377     [progress_ addEvent:event];
5378     [self updateProgress];
5379 }
5380
5381 - (bool) isProgressCancelled {
5382     return cancel_ == 2;
5383 }
5384
5385 - (void) cancel {
5386     cancel_ = 2;
5387     [self updateCancel];
5388 }
5389
5390 - (void) setCancellable:(bool)cancellable {
5391     unsigned cancel(cancel_);
5392
5393     if (!cancellable)
5394         cancel_ = 0;
5395     else if (cancel_ == 0)
5396         cancel_ = 1;
5397
5398     if (cancel != cancel_)
5399         [self updateCancel];
5400 }
5401
5402 - (void) setProgressCancellable:(NSNumber *)cancellable {
5403     [self setCancellable:[cancellable boolValue]];
5404 }
5405
5406 - (void) setProgressPercent:(NSNumber *)percent {
5407     [progress_ setPercent:[percent floatValue]];
5408     [self updateProgress];
5409 }
5410
5411 - (void) setProgressStatus:(NSDictionary *)status {
5412     if (status == nil) {
5413         [progress_ setCurrent:0];
5414         [progress_ setTotal:0];
5415         [progress_ setSpeed:0];
5416     } else {
5417         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5418
5419         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5420         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5421         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5422     }
5423
5424     [self updateProgress];
5425 }
5426
5427 @end
5428 /* }}} */
5429
5430 /* Cell Content View {{{ */
5431 @protocol ContentDelegate
5432 - (void) drawContentRect:(CGRect)rect;
5433 @end
5434
5435 @interface ContentView : UIView {
5436     _transient id<ContentDelegate> delegate_;
5437 }
5438
5439 @end
5440
5441 @implementation ContentView
5442
5443 - (id) initWithFrame:(CGRect)frame {
5444     if ((self = [super initWithFrame:frame]) != nil) {
5445         [self setNeedsDisplayOnBoundsChange:YES];
5446     } return self;
5447 }
5448
5449 - (void) setDelegate:(id<ContentDelegate>)delegate {
5450     delegate_ = delegate;
5451 }
5452
5453 - (void) drawRect:(CGRect)rect {
5454     [super drawRect:rect];
5455     [delegate_ drawContentRect:rect];
5456 }
5457
5458 @end
5459 /* }}} */
5460 /* Cydia TableView Cell {{{ */
5461 @interface CYTableViewCell : UITableViewCell {
5462     ContentView *content_;
5463     bool highlighted_;
5464 }
5465
5466 @end
5467
5468 @implementation CYTableViewCell
5469
5470 - (void) dealloc {
5471     [content_ release];
5472     [super dealloc];
5473 }
5474
5475 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5476     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5477
5478     if (view == content_) {
5479         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5480         highlighted_ = highlighted;
5481     }
5482
5483     [super _updateHighlightColorsForView:view highlighted:highlighted];
5484 }
5485
5486 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5487     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5488     highlighted_ = selected;
5489
5490     [super setSelected:selected animated:animated];
5491     [content_ setNeedsDisplay];
5492 }
5493
5494 @end
5495 /* }}} */
5496
5497 /* Package Cell {{{ */
5498 @interface PackageCell : CYTableViewCell <
5499     ContentDelegate
5500 > {
5501     UIImage *icon_;
5502     NSString *name_;
5503     NSString *description_;
5504     bool commercial_;
5505     NSString *source_;
5506     UIImage *badge_;
5507     Package *package_;
5508     UIImage *placard_;
5509 }
5510
5511 - (PackageCell *) init;
5512 - (void) setPackage:(Package *)package;
5513
5514 - (void) drawContentRect:(CGRect)rect;
5515
5516 @end
5517
5518 @implementation PackageCell
5519
5520 - (void) clearPackage {
5521     if (icon_ != nil) {
5522         [icon_ release];
5523         icon_ = nil;
5524     }
5525
5526     if (name_ != nil) {
5527         [name_ release];
5528         name_ = nil;
5529     }
5530
5531     if (description_ != nil) {
5532         [description_ release];
5533         description_ = nil;
5534     }
5535
5536     if (source_ != nil) {
5537         [source_ release];
5538         source_ = nil;
5539     }
5540
5541     if (badge_ != nil) {
5542         [badge_ release];
5543         badge_ = nil;
5544     }
5545
5546     if (placard_ != nil) {
5547         [placard_ release];
5548         placard_ = nil;
5549     }
5550
5551     [package_ release];
5552     package_ = nil;
5553 }
5554
5555 - (void) dealloc {
5556     [self clearPackage];
5557     [super dealloc];
5558 }
5559
5560 - (PackageCell *) init {
5561     CGRect frame(CGRectMake(0, 0, 320, 74));
5562     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5563         UIView *content([self contentView]);
5564         CGRect bounds([content bounds]);
5565
5566         content_ = [[ContentView alloc] initWithFrame:bounds];
5567         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5568         [content addSubview:content_];
5569
5570         [content_ setDelegate:self];
5571         [content_ setOpaque:YES];
5572     } return self;
5573 }
5574
5575 - (NSString *) accessibilityLabel {
5576     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5577 }
5578
5579 - (void) setPackage:(Package *)package {
5580     [self clearPackage];
5581     [package parse];
5582
5583     Source *source = [package source];
5584
5585     icon_ = [[package icon] retain];
5586     name_ = [[package name] retain];
5587
5588     if (IsWildcat_)
5589         description_ = [package longDescription];
5590     if (description_ == nil)
5591         description_ = [package shortDescription];
5592     if (description_ != nil)
5593         description_ = [description_ retain];
5594
5595     commercial_ = [package isCommercial];
5596
5597     package_ = [package retain];
5598
5599     NSString *label = nil;
5600     bool trusted = false;
5601
5602     if (source != nil) {
5603         label = [source label];
5604         trusted = [source trusted];
5605     } else if ([[package id] isEqualToString:@"firmware"])
5606         label = UCLocalize("APPLE");
5607     else
5608         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5609
5610     NSString *from(label);
5611
5612     NSString *section = [package simpleSection];
5613     if (section != nil && ![section isEqualToString:label]) {
5614         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5615         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5616     }
5617
5618     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5619     source_ = [from retain];
5620
5621     if (NSString *purpose = [package primaryPurpose])
5622         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5623             badge_ = [badge_ retain];
5624
5625     UIColor *color;
5626     NSString *placard;
5627
5628     if (NSString *mode = [package_ mode]) {
5629         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5630             color = RemovingColor_;
5631             //placard = @"removing";
5632         } else {
5633             color = InstallingColor_;
5634             //placard = @"installing";
5635         }
5636
5637         // XXX: the removing/installing placards are not @2x
5638         placard = nil;
5639     } else {
5640         color = [UIColor whiteColor];
5641
5642         if ([package installed] != nil)
5643             placard = @"installed";
5644         else
5645             placard = nil;
5646     }
5647
5648     [content_ setBackgroundColor:color];
5649
5650     if (placard != nil)
5651         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5652             placard_ = [placard_ retain];
5653
5654     [self setNeedsDisplay];
5655     [content_ setNeedsDisplay];
5656 }
5657
5658 - (void) drawContentRect:(CGRect)rect {
5659     bool highlighted(highlighted_);
5660     float width([self bounds].size.width);
5661
5662 #if 0
5663     CGContextRef context(UIGraphicsGetCurrentContext());
5664     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5665     CGContextFillRect(context, rect);
5666 #endif
5667
5668     if (icon_ != nil) {
5669         CGRect rect;
5670         rect.size = [icon_ size];
5671
5672         rect.size.width /= 2;
5673         rect.size.height /= 2;
5674
5675         rect.origin.x = 25 - rect.size.width / 2;
5676         rect.origin.y = 25 - rect.size.height / 2;
5677
5678         [icon_ drawInRect:rect];
5679     }
5680
5681     if (badge_ != nil) {
5682         CGRect rect;
5683         rect.size = [badge_ size];
5684
5685         rect.size.width /= 2;
5686         rect.size.height /= 2;
5687
5688         rect.origin.x = 36 - rect.size.width / 2;
5689         rect.origin.y = 36 - rect.size.height / 2;
5690
5691         [badge_ drawInRect:rect];
5692     }
5693
5694     if (highlighted)
5695         UISetColor(White_);
5696
5697     if (!highlighted)
5698         UISetColor(commercial_ ? Purple_ : Black_);
5699     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5700     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5701
5702     if (!highlighted)
5703         UISetColor(commercial_ ? Purplish_ : Gray_);
5704     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5705
5706     if (placard_ != nil)
5707         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5708 }
5709
5710 @end
5711 /* }}} */
5712 /* Section Cell {{{ */
5713 @interface SectionCell : CYTableViewCell <
5714     ContentDelegate
5715 > {
5716     NSString *basic_;
5717     NSString *section_;
5718     NSString *name_;
5719     NSString *count_;
5720     UIImage *icon_;
5721     UISwitch *switch_;
5722     BOOL editing_;
5723 }
5724
5725 - (void) setSection:(Section *)section editing:(BOOL)editing;
5726
5727 @end
5728
5729 @implementation SectionCell
5730
5731 - (void) clearSection {
5732     if (basic_ != nil) {
5733         [basic_ release];
5734         basic_ = nil;
5735     }
5736
5737     if (section_ != nil) {
5738         [section_ release];
5739         section_ = nil;
5740     }
5741
5742     if (name_ != nil) {
5743         [name_ release];
5744         name_ = nil;
5745     }
5746
5747     if (count_ != nil) {
5748         [count_ release];
5749         count_ = nil;
5750     }
5751 }
5752
5753 - (void) dealloc {
5754     [self clearSection];
5755     [icon_ release];
5756     [switch_ release];
5757     [super dealloc];
5758 }
5759
5760 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5761     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5762         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5763         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5764         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5765
5766         UIView *content([self contentView]);
5767         CGRect bounds([content bounds]);
5768
5769         content_ = [[ContentView alloc] initWithFrame:bounds];
5770         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5771         [content addSubview:content_];
5772         [content_ setBackgroundColor:[UIColor whiteColor]];
5773
5774         [content_ setDelegate:self];
5775     } return self;
5776 }
5777
5778 - (void) onSwitch:(id)sender {
5779     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5780     if (metadata == nil) {
5781         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5782         [Sections_ setObject:metadata forKey:basic_];
5783     }
5784
5785     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5786     Changed_ = true;
5787 }
5788
5789 - (void) setSection:(Section *)section editing:(BOOL)editing {
5790     if (editing != editing_) {
5791         if (editing_)
5792             [switch_ removeFromSuperview];
5793         else
5794             [self addSubview:switch_];
5795         editing_ = editing;
5796     }
5797
5798     [self clearSection];
5799
5800     if (section == nil) {
5801         name_ = [UCLocalize("ALL_PACKAGES") retain];
5802         count_ = nil;
5803     } else {
5804         basic_ = [section name];
5805         if (basic_ != nil)
5806             basic_ = [basic_ retain];
5807
5808         section_ = [section localized];
5809         if (section_ != nil)
5810             section_ = [section_ retain];
5811
5812         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5813         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5814
5815         if (editing_)
5816             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5817     }
5818
5819     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5820     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5821
5822     [content_ setNeedsDisplay];
5823 }
5824
5825 - (void) setFrame:(CGRect)frame {
5826     [super setFrame:frame];
5827
5828     CGRect rect([switch_ frame]);
5829     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5830 }
5831
5832 - (NSString *) accessibilityLabel {
5833     return name_;
5834 }
5835
5836 - (void) drawContentRect:(CGRect)rect {
5837     bool highlighted(highlighted_ && !editing_);
5838
5839     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5840
5841     if (highlighted)
5842         UISetColor(White_);
5843
5844     float width(rect.size.width);
5845     if (editing_)
5846         width -= 87;
5847
5848     if (!highlighted)
5849         UISetColor(Black_);
5850     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5851
5852     CGSize size = [count_ sizeWithFont:Font14_];
5853
5854     UISetColor(White_);
5855     if (count_ != nil)
5856         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5857 }
5858
5859 @end
5860 /* }}} */
5861
5862 /* File Table {{{ */
5863 @interface FileTable : CYViewController <
5864     UITableViewDataSource,
5865     UITableViewDelegate
5866 > {
5867     _transient Database *database_;
5868     Package *package_;
5869     NSString *name_;
5870     NSMutableArray *files_;
5871     UITableView *list_;
5872 }
5873
5874 - (id) initWithDatabase:(Database *)database;
5875 - (void) setPackage:(Package *)package;
5876
5877 @end
5878
5879 @implementation FileTable
5880
5881 - (void) dealloc {
5882     [self releaseSubviews];
5883
5884     [package_ release];
5885     [name_ release];
5886     [files_ release];
5887
5888     [super dealloc];
5889 }
5890
5891 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5892     return files_ == nil ? 0 : [files_ count];
5893 }
5894
5895 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5896     return 24.0f;
5897 }*/
5898
5899 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5900     static NSString *reuseIdentifier = @"Cell";
5901
5902     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5903     if (cell == nil) {
5904         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5905         [cell setFont:[UIFont systemFontOfSize:16]];
5906     }
5907     [cell setText:[files_ objectAtIndex:indexPath.row]];
5908     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5909
5910     return cell;
5911 }
5912
5913 - (NSURL *) navigationURL {
5914     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5915 }
5916
5917 - (void) loadView {
5918     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5919
5920     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5921     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5922     [list_ setRowHeight:24.0f];
5923     [list_ setDataSource:self];
5924     [list_ setDelegate:self];
5925     [[self view] addSubview:list_];
5926 }
5927
5928 - (void) viewDidLoad {
5929     [super viewDidLoad];
5930
5931     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5932 }
5933
5934 - (void) releaseSubviews {
5935     [list_ release];
5936     list_ = nil;
5937 }
5938
5939 - (id) initWithDatabase:(Database *)database {
5940     if ((self = [super init]) != nil) {
5941         database_ = database;
5942
5943         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5944     } return self;
5945 }
5946
5947 - (void) setPackage:(Package *)package {
5948     if (package_ != nil) {
5949         [package_ autorelease];
5950         package_ = nil;
5951     }
5952
5953     if (name_ != nil) {
5954         [name_ release];
5955         name_ = nil;
5956     }
5957
5958     [files_ removeAllObjects];
5959
5960     if (package != nil) {
5961         package_ = [package retain];
5962         name_ = [[package id] retain];
5963
5964         if (NSArray *files = [package files])
5965             [files_ addObjectsFromArray:files];
5966
5967         if ([files_ count] != 0) {
5968             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5969                 [files_ removeObjectAtIndex:0];
5970             [files_ sortUsingSelector:@selector(compareByPath:)];
5971
5972             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5973             [stack addObject:@"/"];
5974
5975             for (int i(0), e([files_ count]); i != e; ++i) {
5976                 NSString *file = [files_ objectAtIndex:i];
5977                 while (![file hasPrefix:[stack lastObject]])
5978                     [stack removeLastObject];
5979                 NSString *directory = [stack lastObject];
5980                 [stack addObject:[file stringByAppendingString:@"/"]];
5981                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5982                     ([stack count] - 2) * 3, "",
5983                     [file substringFromIndex:[directory length]]
5984                 ]];
5985             }
5986         }
5987     }
5988
5989     [list_ reloadData];
5990 }
5991
5992 - (void) reloadData {
5993     [super reloadData];
5994
5995     [self setPackage:[database_ packageWithName:name_]];
5996 }
5997
5998 @end
5999 /* }}} */
6000 /* Package Controller {{{ */
6001 @interface CYPackageController : CydiaWebViewController <
6002     UIActionSheetDelegate
6003 > {
6004     _transient Database *database_;
6005     _H<Package> package_;
6006     _H<NSString> name_;
6007     bool commercial_;
6008     _H<NSMutableArray> buttons_;
6009     _H<UIBarButtonItem> button_;
6010 }
6011
6012 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
6013
6014 @end
6015
6016 @implementation CYPackageController
6017
6018 - (NSURL *) navigationURL {
6019     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6020 }
6021
6022 /* XXX: this is not safe at all... localization of /fail/ */
6023 - (void) _clickButtonWithName:(NSString *)name {
6024     if ([name isEqualToString:UCLocalize("CLEAR")])
6025         [delegate_ clearPackage:package_];
6026     else if ([name isEqualToString:UCLocalize("INSTALL")])
6027         [delegate_ installPackage:package_];
6028     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6029         [delegate_ installPackage:package_];
6030     else if ([name isEqualToString:UCLocalize("REMOVE")])
6031         [delegate_ removePackage:package_];
6032     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6033         [delegate_ installPackage:package_];
6034     else _assert(false);
6035 }
6036
6037 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6038     NSString *context([sheet context]);
6039
6040     if ([context isEqualToString:@"modify"]) {
6041         if (button != [sheet cancelButtonIndex]) {
6042             NSString *buttonName = [buttons_ objectAtIndex:button];
6043             [self _clickButtonWithName:buttonName];
6044         }
6045
6046         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6047     }
6048 }
6049
6050 - (bool) _allowJavaScriptPanel {
6051     return commercial_;
6052 }
6053
6054 #if !AlwaysReload
6055 - (void) _customButtonClicked {
6056     int count([buttons_ count]);
6057     if (count == 0)
6058         return;
6059
6060     if (count == 1)
6061         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6062     else {
6063         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6064         [buttons addObjectsFromArray:buttons_];
6065
6066         UIActionSheet *sheet = [[[UIActionSheet alloc]
6067             initWithTitle:nil
6068             delegate:self
6069             cancelButtonTitle:nil
6070             destructiveButtonTitle:nil
6071             otherButtonTitles:nil
6072         ] autorelease];
6073
6074         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6075         if (!IsWildcat_) {
6076            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6077            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6078         }
6079         [sheet setContext:@"modify"];
6080
6081         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6082     }
6083 }
6084
6085 // We don't want to allow non-commercial packages to do custom things to the install button,
6086 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6087 - (void) customButtonClicked {
6088     if (commercial_)
6089         [super customButtonClicked];
6090     else
6091         [self _customButtonClicked];
6092 }
6093
6094 - (void) reloadButtonClicked {
6095     // Don't reload a commerical package by tapping the loading button,
6096     // but if it's not an Install button, we should forward it on.
6097     if (![package_ uninstalled])
6098         [self _customButtonClicked];
6099 }
6100
6101 - (void) applyLoadingTitle {
6102     // Don't show "Loading" as the title. Ever.
6103 }
6104
6105 - (UIBarButtonItem *) rightButton {
6106     return button_;
6107 }
6108 #endif
6109
6110 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6111     if ((self = [super init]) != nil) {
6112         database_ = database;
6113         buttons_ = [NSMutableArray arrayWithCapacity:4];
6114         name_ = [NSString stringWithString:name];
6115         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6116     } return self;
6117 }
6118
6119 - (void) reloadData {
6120     [super reloadData];
6121
6122     package_ = [database_ packageWithName:name_];
6123
6124     [buttons_ removeAllObjects];
6125
6126     if (package_ != nil) {
6127         [(Package *) package_ parse];
6128
6129         commercial_ = [package_ isCommercial];
6130
6131         if ([package_ mode] != nil)
6132             [buttons_ addObject:UCLocalize("CLEAR")];
6133         if ([package_ source] == nil);
6134         else if ([package_ upgradableAndEssential:NO])
6135             [buttons_ addObject:UCLocalize("UPGRADE")];
6136         else if ([package_ uninstalled])
6137             [buttons_ addObject:UCLocalize("INSTALL")];
6138         else
6139             [buttons_ addObject:UCLocalize("REINSTALL")];
6140         if (![package_ uninstalled])
6141             [buttons_ addObject:UCLocalize("REMOVE")];
6142     }
6143
6144     NSString *title;
6145     switch ([buttons_ count]) {
6146         case 0: title = nil; break;
6147         case 1: title = [buttons_ objectAtIndex:0]; break;
6148         default: title = UCLocalize("MODIFY"); break;
6149     }
6150
6151     button_ = [[[UIBarButtonItem alloc]
6152         initWithTitle:title
6153         style:UIBarButtonItemStylePlain
6154         target:self
6155         action:@selector(customButtonClicked)
6156     ] autorelease];
6157 }
6158
6159 - (bool) isLoading {
6160     return commercial_ ? [super isLoading] : false;
6161 }
6162
6163 @end
6164 /* }}} */
6165
6166 /* Package List Controller {{{ */
6167 @interface PackageListController : CYViewController <
6168     UITableViewDataSource,
6169     UITableViewDelegate
6170 > {
6171     _transient Database *database_;
6172     unsigned era_;
6173     NSMutableArray *packages_;
6174     NSMutableArray *sections_;
6175     UITableView *list_;
6176     NSMutableArray *index_;
6177     NSMutableDictionary *indices_;
6178     NSString *title_;
6179 }
6180
6181 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6182 - (void) setDelegate:(id)delegate;
6183 - (void) resetCursor;
6184
6185 @end
6186
6187 @implementation PackageListController
6188
6189 - (void) dealloc {
6190     [packages_ release];
6191     [sections_ release];
6192     [list_ release];
6193     [index_ release];
6194     [indices_ release];
6195     [title_ release];
6196
6197     [super dealloc];
6198 }
6199
6200 - (void) deselectWithAnimation:(BOOL)animated {
6201     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6202 }
6203
6204 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6205     CGRect base = [[self view] bounds];
6206     base.size.height -= bounds.size.height;
6207     base.origin = [list_ frame].origin;
6208
6209     [UIView beginAnimations:nil context:NULL];
6210     [UIView setAnimationBeginsFromCurrentState:YES];
6211     [UIView setAnimationCurve:curve];
6212     [UIView setAnimationDuration:duration];
6213     [list_ setFrame:base];
6214     [UIView commitAnimations];
6215 }
6216
6217 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6218     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6219 }
6220
6221 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6222     [self resizeForKeyboardBounds:bounds duration:0];
6223 }
6224
6225 - (void) keyboardWillShow:(NSNotification *)notification {
6226     CGRect bounds;
6227     CGPoint center;
6228     NSTimeInterval duration;
6229     UIViewAnimationCurve curve;
6230     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6231     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6232     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6233     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6234
6235     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);
6236     UIViewController *base = self;
6237     while ([base parentViewController] != nil)
6238         base = [base parentViewController];
6239     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6240     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6241
6242     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6243 }
6244
6245 - (void) keyboardWillHide:(NSNotification *)notification {
6246     NSTimeInterval duration;
6247     UIViewAnimationCurve curve;
6248     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6249     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6250
6251     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6252 }
6253
6254 - (void) viewWillAppear:(BOOL)animated {
6255     [super viewWillAppear:animated];
6256
6257     [self resizeForKeyboardBounds:CGRectZero];
6258     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6259     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6260 }
6261
6262 - (void) viewWillDisappear:(BOOL)animated {
6263     [super viewWillDisappear:animated];
6264
6265     [self resizeForKeyboardBounds:CGRectZero];
6266     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6267     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6268 }
6269
6270 - (void) viewDidAppear:(BOOL)animated {
6271     [super viewDidAppear:animated];
6272     [self deselectWithAnimation:animated];
6273 }
6274
6275 - (void) didSelectPackage:(Package *)package {
6276     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6277     [view setDelegate:delegate_];
6278     [[self navigationController] pushViewController:view animated:YES];
6279 }
6280
6281 #if TryIndexedCollation
6282 + (BOOL) hasIndexedCollation {
6283     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6284 }
6285 #endif
6286
6287 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6288     NSInteger count([sections_ count]);
6289     return count == 0 ? 1 : count;
6290 }
6291
6292 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6293     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6294         return nil;
6295     return [[sections_ objectAtIndex:section] name];
6296 }
6297
6298 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6299     if ([sections_ count] == 0)
6300         return 0;
6301     return [[sections_ objectAtIndex:section] count];
6302 }
6303
6304 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6305 @synchronized (database_) {
6306     if ([database_ era] != era_)
6307         return nil;
6308
6309     Section *section([sections_ objectAtIndex:[path section]]);
6310     NSInteger row([path row]);
6311     Package *package([packages_ objectAtIndex:([section row] + row)]);
6312     return [[package retain] autorelease];
6313 } }
6314
6315 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6316     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6317     if (cell == nil)
6318         cell = [[[PackageCell alloc] init] autorelease];
6319     [cell setPackage:[self packageAtIndexPath:path]];
6320     return cell;
6321 }
6322
6323 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6324     Package *package([self packageAtIndexPath:path]);
6325     package = [database_ packageWithName:[package id]];
6326     [self didSelectPackage:package];
6327 }
6328
6329 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6330     // XXX: is 20 the most optimal number here?
6331     return [packages_ count] > 20 ? index_ : nil;
6332 }
6333
6334 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6335 #if TryIndexedCollation
6336     if ([[self class] hasIndexedCollation]) {
6337         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6338     }
6339 #endif
6340
6341     return index;
6342 }
6343
6344 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6345     if ((self = [super init]) != nil) {
6346         database_ = database;
6347         title_ = [title copy];
6348         [[self navigationItem] setTitle:title_];
6349
6350 #if TryIndexedCollation
6351         if ([[self class] hasIndexedCollation])
6352             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6353         else
6354 #endif
6355             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6356
6357         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6358
6359         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6360         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6361
6362         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6363         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6364         [list_ setRowHeight:73];
6365         [[self view] addSubview:list_];
6366
6367         [list_ setDataSource:self];
6368         [list_ setDelegate:self];
6369     } return self;
6370 }
6371
6372 - (void) setDelegate:(id)delegate {
6373     delegate_ = delegate;
6374 }
6375
6376 - (bool) hasPackage:(Package *)package {
6377     return true;
6378 }
6379
6380 - (void) reloadData {
6381     [super reloadData];
6382
6383     era_ = [database_ era];
6384     NSArray *packages = [database_ packages];
6385
6386     [packages_ removeAllObjects];
6387     [sections_ removeAllObjects];
6388
6389     _profile(PackageTable$reloadData$Filter)
6390         for (Package *package in packages)
6391             if ([self hasPackage:package])
6392                 [packages_ addObject:package];
6393     _end
6394
6395     [indices_ removeAllObjects];
6396
6397     Section *section = nil;
6398
6399 #if TryIndexedCollation
6400     if ([[self class] hasIndexedCollation]) {
6401         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6402         NSArray *titles = [collation sectionIndexTitles];
6403         int secidx = -1;
6404
6405         _profile(PackageTable$reloadData$Section)
6406             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6407                 Package *package;
6408                 int index;
6409
6410                 _profile(PackageTable$reloadData$Section$Package)
6411                     package = [packages_ objectAtIndex:offset];
6412                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6413                 _end
6414
6415                 while (secidx < index) {
6416                     secidx += 1;
6417
6418                     _profile(PackageTable$reloadData$Section$Allocate)
6419                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6420                     _end
6421
6422                     _profile(PackageTable$reloadData$Section$Add)
6423                         [sections_ addObject:section];
6424                     _end
6425                 }
6426
6427                 [section addToCount];
6428             }
6429         _end
6430     } else
6431 #endif
6432     {
6433         [index_ removeAllObjects];
6434
6435         _profile(PackageTable$reloadData$Section)
6436             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6437                 Package *package;
6438                 unichar index;
6439
6440                 _profile(PackageTable$reloadData$Section$Package)
6441                     package = [packages_ objectAtIndex:offset];
6442                     index = [package index];
6443                 _end
6444
6445                 if (section == nil || [section index] != index) {
6446                     _profile(PackageTable$reloadData$Section$Allocate)
6447                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6448                     _end
6449
6450                     [index_ addObject:[section name]];
6451                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6452
6453                     _profile(PackageTable$reloadData$Section$Add)
6454                         [sections_ addObject:section];
6455                     _end
6456                 }
6457
6458                 [section addToCount];
6459             }
6460         _end
6461     }
6462
6463     _profile(PackageTable$reloadData$List)
6464         [list_ reloadData];
6465     _end
6466 }
6467
6468 - (void) resetCursor {
6469     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6470 }
6471
6472 @end
6473 /* }}} */
6474 /* Filtered Package List Controller {{{ */
6475 @interface FilteredPackageListController : PackageListController {
6476     SEL filter_;
6477     IMP imp_;
6478     id object_;
6479 }
6480
6481 - (void) setObject:(id)object;
6482 - (void) setObject:(id)object forFilter:(SEL)filter;
6483
6484 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6485
6486 @end
6487
6488 @implementation FilteredPackageListController
6489
6490 - (void) dealloc {
6491     if (object_ != nil)
6492         [object_ release];
6493     [super dealloc];
6494 }
6495
6496 - (void) setFilter:(SEL)filter {
6497     filter_ = filter;
6498
6499     /* XXX: this is an unsafe optimization of doomy hell */
6500     Method method(class_getInstanceMethod([Package class], filter));
6501     _assert(method != NULL);
6502     imp_ = method_getImplementation(method);
6503     _assert(imp_ != NULL);
6504 }
6505
6506 - (void) setObject:(id)object {
6507     if (object_ != nil)
6508         [object_ release];
6509     if (object == nil)
6510         object_ = nil;
6511     else
6512         object_ = [object retain];
6513 }
6514
6515 - (void) setObject:(id)object forFilter:(SEL)filter {
6516     [self setFilter:filter];
6517     [self setObject:object];
6518 }
6519
6520 - (bool) hasPackage:(Package *)package {
6521     _profile(FilteredPackageTable$hasPackage)
6522         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6523     _end
6524 }
6525
6526 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6527     if ((self = [super initWithDatabase:database title:title]) != nil) {
6528         [self setFilter:filter];
6529         [self setObject:object];
6530     } return self;
6531 }
6532
6533 @end
6534 /* }}} */
6535
6536 /* Home Controller {{{ */
6537 @interface HomeController : CydiaWebViewController {
6538 }
6539
6540 @end
6541
6542 @implementation HomeController
6543
6544 - (id) init {
6545     if ((self = [super init]) != nil) {
6546         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6547         [self reloadData];
6548     } return self;
6549 }
6550
6551 - (NSURL *) navigationURL {
6552     return [NSURL URLWithString:@"cydia://home"];
6553 }
6554
6555 - (void) aboutButtonClicked {
6556     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6557
6558     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6559     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6560     [alert setCancelButtonIndex:0];
6561
6562     [alert setMessage:
6563         @"Copyright (C) 2008-2011\n"
6564         "Jay Freeman (saurik)\n"
6565         "saurik@saurik.com\n"
6566         "http://www.saurik.com/"
6567     ];
6568
6569     [alert show];
6570 }
6571
6572 - (void) viewDidLoad {
6573     [super viewDidLoad];
6574
6575     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6576         initWithTitle:UCLocalize("ABOUT")
6577         style:UIBarButtonItemStylePlain
6578         target:self
6579         action:@selector(aboutButtonClicked)
6580     ] autorelease]];
6581 }
6582
6583 - (void) unloadData {
6584     [super unloadData];
6585     [self reloadData];
6586 }
6587
6588 @end
6589 /* }}} */
6590 /* Manage Controller {{{ */
6591 @interface ManageController : CydiaWebViewController {
6592 }
6593
6594 - (void) queueStatusDidChange;
6595
6596 @end
6597
6598 @implementation ManageController
6599
6600 - (id) init {
6601     if ((self = [super init]) != nil) {
6602         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6603     } return self;
6604 }
6605
6606 - (NSURL *) navigationURL {
6607     return [NSURL URLWithString:@"cydia://manage"];
6608 }
6609
6610 - (void) viewDidLoad {
6611     [super viewDidLoad];
6612
6613     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6614         initWithTitle:UCLocalize("SETTINGS")
6615         style:UIBarButtonItemStylePlain
6616         target:self
6617         action:@selector(settingsButtonClicked)
6618     ] autorelease]];
6619
6620     [self queueStatusDidChange];
6621 }
6622
6623 - (void) settingsButtonClicked {
6624     [delegate_ showSettings];
6625 }
6626
6627 #if !AlwaysReload
6628 - (void) queueButtonClicked {
6629     [delegate_ queue];
6630 }
6631
6632 - (void) applyLoadingTitle {
6633     // Disable "Loading" title.
6634 }
6635
6636 - (void) applyRightButton {
6637     // Disable right button.
6638 }
6639 #endif
6640
6641 - (void) queueStatusDidChange {
6642 #if !AlwaysReload
6643     if (!IsWildcat_ && Queuing_) {
6644         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6645             initWithTitle:UCLocalize("QUEUE")
6646             style:UIBarButtonItemStyleDone
6647             target:self
6648             action:@selector(queueButtonClicked)
6649         ] autorelease]];
6650     } else {
6651         [[self navigationItem] setRightBarButtonItem:nil];
6652     }
6653 #endif
6654 }
6655
6656 - (bool) isLoading {
6657     // Never show as loading.
6658     return false;
6659 }
6660
6661 @end
6662 /* }}} */
6663
6664 /* Refresh Bar {{{ */
6665 @interface RefreshBar : UINavigationBar {
6666     UIProgressIndicator *indicator_;
6667     UITextLabel *prompt_;
6668     UIProgressBar *progress_;
6669     UINavigationButton *cancel_;
6670 }
6671
6672 @end
6673
6674 @implementation RefreshBar
6675
6676 - (void) dealloc {
6677     [indicator_ release];
6678     [prompt_ release];
6679     [progress_ release];
6680     [cancel_ release];
6681     [super dealloc];
6682 }
6683
6684 - (void) positionViews {
6685     CGRect frame = [cancel_ frame];
6686     frame.size = [cancel_ sizeThatFits:frame.size];
6687     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6688     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6689     [cancel_ setFrame:frame];
6690
6691     CGSize prgsize = {75, 100};
6692     CGRect prgrect = {{
6693         [self frame].size.width - prgsize.width - 10,
6694         ([self frame].size.height - prgsize.height) / 2
6695     } , prgsize};
6696     [progress_ setFrame:prgrect];
6697
6698     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6699     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6700     CGRect indrect = {{indoffset, indoffset}, indsize};
6701     [indicator_ setFrame:indrect];
6702
6703     CGSize prmsize = {215, indsize.height + 4};
6704     CGRect prmrect = {{
6705         indoffset * 2 + indsize.width,
6706         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6707     }, prmsize};
6708     [prompt_ setFrame:prmrect];
6709 }
6710
6711 - (void) setFrame:(CGRect)frame {
6712     [super setFrame:frame];
6713     [self positionViews];
6714 }
6715
6716 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6717     if ((self = [super initWithFrame:frame]) != nil) {
6718         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6719
6720         [self setBarStyle:UIBarStyleBlack];
6721
6722         UIBarStyle barstyle([self _barStyle:NO]);
6723         bool ugly(barstyle == UIBarStyleDefault);
6724
6725         UIProgressIndicatorStyle style = ugly ?
6726             UIProgressIndicatorStyleMediumBrown :
6727             UIProgressIndicatorStyleMediumWhite;
6728
6729         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6730         [indicator_ setStyle:style];
6731         [indicator_ startAnimation];
6732         [self addSubview:indicator_];
6733
6734         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6735         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6736         [prompt_ setBackgroundColor:[UIColor clearColor]];
6737         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6738         [self addSubview:prompt_];
6739
6740         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6741         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6742         [progress_ setStyle:0];
6743         [self addSubview:progress_];
6744
6745         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6746         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6747         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6748         [cancel_ setBarStyle:barstyle];
6749
6750         [self positionViews];
6751     } return self;
6752 }
6753
6754 - (void) setCancellable:(bool)cancellable {
6755     if (cancellable)
6756         [self addSubview:cancel_];
6757     else
6758         [cancel_ removeFromSuperview];
6759 }
6760
6761 - (void) start {
6762     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6763     [progress_ setProgress:0];
6764 }
6765
6766 - (void) stop {
6767     [self setCancellable:NO];
6768 }
6769
6770 - (void) setPrompt:(NSString *)prompt {
6771     [prompt_ setText:prompt];
6772 }
6773
6774 - (void) setProgress:(float)progress {
6775     [progress_ setProgress:progress];
6776 }
6777
6778 @end
6779 /* }}} */
6780
6781 /* Cydia Navigation Controller Interface {{{ */
6782 @interface UINavigationController (Cydia)
6783
6784 - (NSArray *) navigationURLCollection;
6785 - (void) unloadData;
6786
6787 @end
6788 /* }}} */
6789
6790 /* Cydia Tab Bar Controller {{{ */
6791 @interface CYTabBarController : UITabBarController <
6792     UITabBarControllerDelegate,
6793     ProgressDelegate
6794 > {
6795     _transient Database *database_;
6796     RefreshBar *refreshbar_;
6797
6798     bool dropped_;
6799     bool updating_;
6800     // XXX: ok, "updatedelegate_"?...
6801     _transient NSObject<CydiaDelegate> *updatedelegate_;
6802
6803     id root_;
6804     UIViewController *remembered_;
6805     _transient UIViewController *transient_;
6806 }
6807
6808 - (NSArray *) navigationURLCollection;
6809 - (void) dropBar:(BOOL)animated;
6810 - (void) beginUpdate;
6811 - (void) raiseBar:(BOOL)animated;
6812 - (BOOL) updating;
6813 - (void) unloadData;
6814
6815 @end
6816
6817 @implementation CYTabBarController
6818
6819 - (void) setUnselectedViewController:(UIViewController *)transient {
6820     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6821     if (transient != nil) {
6822         if (transient_ == nil)
6823             remembered_ = [[controllers objectAtIndex:0] retain];
6824         transient_ = transient;
6825         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6826         [controllers replaceObjectAtIndex:0 withObject:transient_];
6827         [self setSelectedIndex:0];
6828         [self setViewControllers:controllers];
6829         [self concealTabBarSelection];
6830     } else if (remembered_ != nil) {
6831         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6832         transient_ = transient;
6833         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6834         [remembered_ release];
6835         remembered_ = nil;
6836         [self setViewControllers:controllers];
6837         [self revealTabBarSelection];
6838     }
6839 }
6840
6841 - (UIViewController *) unselectedViewController {
6842     return transient_;
6843 }
6844
6845 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6846     if ([self unselectedViewController])
6847         [self setUnselectedViewController:nil];
6848 }
6849
6850 - (NSArray *) navigationURLCollection {
6851     NSMutableArray *items([NSMutableArray array]);
6852
6853     // XXX: Should this deal with transient view controllers?
6854     for (id navigation in [self viewControllers]) {
6855         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6856         if (stack != nil)
6857             [items addObject:stack];
6858     }
6859
6860     return items;
6861 }
6862
6863 - (void) unloadData {
6864     UIViewController *selected([self selectedViewController]);
6865     for (UINavigationController *controller in [self viewControllers])
6866         [controller unloadData];
6867
6868     [selected reloadData];
6869
6870     if (UIViewController *unselected = [self unselectedViewController])
6871         [unselected reloadData];
6872
6873     [super unloadData];
6874 }
6875
6876 - (void) dealloc {
6877     [refreshbar_ release];
6878     [[NSNotificationCenter defaultCenter] removeObserver:self];
6879
6880     [super dealloc];
6881 }
6882
6883 - (id) initWithDatabase:(Database *)database {
6884     if ((self = [super init]) != nil) {
6885         database_ = database;
6886         [self setDelegate:self];
6887
6888         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6889         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6890
6891         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6892     } return self;
6893 }
6894
6895 - (void) setUpdate:(NSDate *)date {
6896     [self beginUpdate];
6897 }
6898
6899 - (void) beginUpdate {
6900     [refreshbar_ start];
6901     [self dropBar:YES];
6902
6903     [updatedelegate_ retainNetworkActivityIndicator];
6904     updating_ = true;
6905
6906     [NSThread
6907         detachNewThreadSelector:@selector(performUpdate)
6908         toTarget:self
6909         withObject:nil
6910     ];
6911 }
6912
6913 - (void) performUpdate { _pooled
6914     Status status;
6915     status.setDelegate(self);
6916     [database_ updateWithStatus:status];
6917
6918     [self
6919         performSelectorOnMainThread:@selector(completeUpdate)
6920         withObject:nil
6921         waitUntilDone:NO
6922     ];
6923 }
6924
6925 - (void) stopUpdateWithSelector:(SEL)selector {
6926     updating_ = false;
6927     [updatedelegate_ releaseNetworkActivityIndicator];
6928
6929     [self raiseBar:YES];
6930     [refreshbar_ stop];
6931
6932     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6933 }
6934
6935 - (void) completeUpdate {
6936     if (!updating_)
6937         return;
6938     [self stopUpdateWithSelector:@selector(reloadData)];
6939 }
6940
6941 - (void) cancelUpdate {
6942     [self stopUpdateWithSelector:@selector(updateData)];
6943 }
6944
6945 - (void) cancelPressed {
6946     [self cancelUpdate];
6947 }
6948
6949 - (BOOL) updating {
6950     return updating_;
6951 }
6952
6953 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6954     [refreshbar_ setPrompt:[event compoundMessage]];
6955 }
6956
6957 - (bool) isProgressCancelled {
6958     return !updating_;
6959 }
6960
6961 - (void) setProgressCancellable:(NSNumber *)cancellable {
6962     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6963 }
6964
6965 - (void) setProgressPercent:(NSNumber *)percent {
6966     [refreshbar_ setProgress:[percent floatValue]];
6967 }
6968
6969 - (void) setProgressStatus:(NSDictionary *)status {
6970     if (status != nil)
6971         [self setProgressPercent:[status objectForKey:@"Percent"]];
6972 }
6973
6974 - (void) setUpdateDelegate:(id)delegate {
6975     updatedelegate_ = delegate;
6976 }
6977
6978 - (CGFloat) statusBarHeight {
6979     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6980         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6981     } else {
6982         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6983     }
6984 }
6985
6986 - (UIView *) transitionView {
6987     if ([self respondsToSelector:@selector(_transitionView)])
6988         return [self _transitionView];
6989     else
6990         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6991 }
6992
6993 - (void) dropBar:(BOOL)animated {
6994     if (dropped_)
6995         return;
6996     dropped_ = true;
6997
6998     UIView *transition([self transitionView]);
6999     [[self view] addSubview:refreshbar_];
7000
7001     CGRect barframe([refreshbar_ frame]);
7002
7003     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7004         barframe.origin.y = [self statusBarHeight];
7005     else
7006         barframe.origin.y = 0;
7007
7008     [refreshbar_ setFrame:barframe];
7009
7010     if (animated)
7011         [UIView beginAnimations:nil context:NULL];
7012
7013     CGRect viewframe = [transition frame];
7014     viewframe.origin.y += barframe.size.height;
7015     viewframe.size.height -= barframe.size.height;
7016     [transition setFrame:viewframe];
7017
7018     if (animated)
7019         [UIView commitAnimations];
7020
7021     // Ensure bar has the proper width for our view, it might have changed
7022     barframe.size.width = viewframe.size.width;
7023     [refreshbar_ setFrame:barframe];
7024
7025     // XXX: fix Apple's layout bug
7026     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7027 }
7028
7029 - (void) raiseBar:(BOOL)animated {
7030     if (!dropped_)
7031         return;
7032     dropped_ = false;
7033
7034     UIView *transition([self transitionView]);
7035     [refreshbar_ removeFromSuperview];
7036
7037     CGRect barframe([refreshbar_ frame]);
7038
7039     if (animated)
7040         [UIView beginAnimations:nil context:NULL];
7041
7042     CGRect viewframe = [transition frame];
7043     viewframe.origin.y -= barframe.size.height;
7044     viewframe.size.height += barframe.size.height;
7045     [transition setFrame:viewframe];
7046
7047     if (animated)
7048         [UIView commitAnimations];
7049
7050     // XXX: fix Apple's layout bug
7051     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7052 }
7053
7054 #if 0
7055 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7056     // XXX: fix Apple's layout bug
7057     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7058 }
7059 #endif
7060
7061 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7062     bool dropped(dropped_);
7063
7064     if (dropped)
7065         [self raiseBar:NO];
7066
7067     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7068
7069     if (dropped)
7070         [self dropBar:NO];
7071
7072     // XXX: fix Apple's layout bug
7073     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7074 }
7075
7076 - (void) statusBarFrameChanged:(NSNotification *)notification {
7077     if (dropped_) {
7078         [self raiseBar:NO];
7079         [self dropBar:NO];
7080     }
7081 }
7082
7083 @end
7084 /* }}} */
7085
7086 /* Cydia Navigation Controller Implementation {{{ */
7087 @implementation UINavigationController (Cydia)
7088
7089 - (NSArray *) navigationURLCollection {
7090     NSMutableArray *stack([NSMutableArray array]);
7091
7092     for (CYViewController *controller in [self viewControllers]) {
7093         NSString *url = [[controller navigationURL] absoluteString];
7094         if (url != nil)
7095             [stack addObject:url];
7096     }
7097
7098     return stack;
7099 }
7100
7101 - (void) reloadData {
7102     [super reloadData];
7103
7104     if (UIViewController *visible = [self visibleViewController])
7105         [visible reloadData];
7106 }
7107
7108 - (void) unloadData {
7109     for (CYViewController *page in [self viewControllers])
7110         [page unloadData];
7111
7112     [super unloadData];
7113 }
7114
7115 @end
7116 /* }}} */
7117
7118 /* Cydia:// Protocol {{{ */
7119 @interface CydiaURLProtocol : NSURLProtocol {
7120 }
7121
7122 @end
7123
7124 @implementation CydiaURLProtocol
7125
7126 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7127     NSURL *url([request URL]);
7128     if (url == nil)
7129         return NO;
7130
7131     NSString *scheme([[url scheme] lowercaseString]);
7132     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7133         return YES;
7134     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7135         return YES;
7136
7137     return NO;
7138 }
7139
7140 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7141     return request;
7142 }
7143
7144 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7145     id<NSURLProtocolClient> client([self client]);
7146     if (icon == nil)
7147         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7148     else {
7149         NSData *data(UIImagePNGRepresentation(icon));
7150
7151         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7152         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7153         [client URLProtocol:self didLoadData:data];
7154         [client URLProtocolDidFinishLoading:self];
7155     }
7156 }
7157
7158 - (void) startLoading {
7159     id<NSURLProtocolClient> client([self client]);
7160     NSURLRequest *request([self request]);
7161
7162     NSURL *url([request URL]);
7163     NSString *href([url absoluteString]);
7164     NSString *scheme([[url scheme] lowercaseString]);
7165
7166     NSString *path;
7167
7168     if ([scheme isEqualToString:@"cydia"])
7169         path = [href substringFromIndex:8];
7170     else if ([scheme isEqualToString:@"about"])
7171         path = [href substringFromIndex:12];
7172     else _assert(false);
7173
7174     NSRange slash([path rangeOfString:@"/"]);
7175
7176     NSString *command;
7177     if (slash.location == NSNotFound) {
7178         command = path;
7179         path = nil;
7180     } else {
7181         command = [path substringToIndex:slash.location];
7182         path = [path substringFromIndex:(slash.location + 1)];
7183     }
7184
7185     Database *database([Database sharedInstance]);
7186
7187     if ([command isEqualToString:@"package-icon"]) {
7188         if (path == nil)
7189             goto fail;
7190         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7191         Package *package([database packageWithName:path]);
7192         if (package == nil)
7193             goto fail;
7194         UIImage *icon([package icon]);
7195         [self _returnPNGWithImage:icon forRequest:request];
7196     } else if ([command isEqualToString:@"source-icon"]) {
7197         if (path == nil)
7198             goto fail;
7199         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7200         NSString *source(Simplify(path));
7201         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7202         if (icon == nil)
7203             icon = [UIImage applicationImageNamed:@"unknown.png"];
7204         [self _returnPNGWithImage:icon forRequest:request];
7205     } else if ([command isEqualToString:@"uikit-image"]) {
7206         if (path == nil)
7207             goto fail;
7208         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7209         UIImage *icon(_UIImageWithName(path));
7210         [self _returnPNGWithImage:icon forRequest:request];
7211     } else if ([command isEqualToString:@"section-icon"]) {
7212         if (path == nil)
7213             goto fail;
7214         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7215         NSString *section(Simplify(path));
7216         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7217         if (icon == nil)
7218             icon = [UIImage applicationImageNamed:@"unknown.png"];
7219         [self _returnPNGWithImage:icon forRequest:request];
7220     } else fail: {
7221         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7222     }
7223 }
7224
7225 - (void) stopLoading {
7226 }
7227
7228 @end
7229 /* }}} */
7230
7231 /* Section Controller {{{ */
7232 @interface SectionController : FilteredPackageListController {
7233     _H<NSString> section_;
7234 }
7235
7236 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7237
7238 @end
7239
7240 @implementation SectionController
7241
7242 - (NSURL *) navigationURL {
7243     NSString *name = section_;
7244     if (name == nil)
7245         name = @"all";
7246
7247     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7248 }
7249
7250 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7251     NSString *title;
7252     if (name == nil)
7253         title = UCLocalize("ALL_PACKAGES");
7254     else if (![name isEqual:@""])
7255         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7256     else
7257         title = UCLocalize("NO_SECTION");
7258
7259     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7260         section_ = name;
7261     } return self;
7262 }
7263
7264 @end
7265 /* }}} */
7266 /* Sections Controller {{{ */
7267 @interface SectionsController : CYViewController <
7268     UITableViewDataSource,
7269     UITableViewDelegate
7270 > {
7271     _transient Database *database_;
7272     NSMutableArray *sections_;
7273     NSMutableArray *filtered_;
7274     UITableView *list_;
7275 }
7276
7277 - (id) initWithDatabase:(Database *)database;
7278 - (void) editButtonClicked;
7279
7280 @end
7281
7282 @implementation SectionsController
7283
7284 - (void) dealloc {
7285     [self releaseSubviews];
7286     [sections_ release];
7287     [filtered_ release];
7288
7289     [super dealloc];
7290 }
7291
7292 - (NSURL *) navigationURL {
7293     return [NSURL URLWithString:@"cydia://sections"];
7294 }
7295
7296 - (void) updateNavigationItem {
7297     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7298     if ([sections_ count] == 0) {
7299         [[self navigationItem] setRightBarButtonItem:nil];
7300     } else {
7301         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7302             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7303             target:self
7304             action:@selector(editButtonClicked)
7305         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7306     }
7307 }
7308
7309 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7310     [super setEditing:editing animated:animated];
7311
7312     if (editing)
7313         [list_ reloadData];
7314     else
7315         [delegate_ updateData];
7316
7317     [self updateNavigationItem];
7318 }
7319
7320 - (void) viewDidAppear:(BOOL)animated {
7321     [super viewDidAppear:animated];
7322     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7323 }
7324
7325 - (void) viewWillDisappear:(BOOL)animated {
7326     [super viewWillDisappear:animated];
7327     if ([self isEditing]) [self setEditing:NO];
7328 }
7329
7330 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7331     Section *section = nil;
7332     int index = [indexPath row];
7333     if (![self isEditing]) {
7334         index -= 1;
7335         if (index >= 0)
7336             section = [filtered_ objectAtIndex:index];
7337     } else {
7338         section = [sections_ objectAtIndex:index];
7339     }
7340     return section;
7341 }
7342
7343 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7344     if ([self isEditing])
7345         return [sections_ count];
7346     else
7347         return [filtered_ count] + 1;
7348 }
7349
7350 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7351     return 45.0f;
7352 }*/
7353
7354 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7355     static NSString *reuseIdentifier = @"SectionCell";
7356
7357     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7358     if (cell == nil)
7359         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7360
7361     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7362
7363     return cell;
7364 }
7365
7366 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7367     if ([self isEditing])
7368         return;
7369
7370     Section *section = [self sectionAtIndexPath:indexPath];
7371
7372     SectionController *controller = [[[SectionController alloc]
7373         initWithDatabase:database_
7374         section:[section name]
7375     ] autorelease];
7376     [controller setDelegate:delegate_];
7377
7378     [[self navigationController] pushViewController:controller animated:YES];
7379 }
7380
7381 - (void) loadView {
7382     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7383
7384     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7385     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7386     [list_ setRowHeight:45.0f];
7387     [list_ setDataSource:self];
7388     [list_ setDelegate:self];
7389     [[self view] addSubview:list_];
7390 }
7391
7392 - (void) viewDidLoad {
7393     [super viewDidLoad];
7394
7395     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7396 }
7397
7398 - (void) releaseSubviews {
7399     [list_ release];
7400     list_ = nil;
7401 }
7402
7403 - (id) initWithDatabase:(Database *)database {
7404     if ((self = [super init]) != nil) {
7405         database_ = database;
7406
7407         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7408         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7409     } return self;
7410 }
7411
7412 - (void) reloadData {
7413     [super reloadData];
7414
7415     NSArray *packages = [database_ packages];
7416
7417     [sections_ removeAllObjects];
7418     [filtered_ removeAllObjects];
7419
7420     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7421
7422     _trace();
7423     for (Package *package in packages) {
7424         NSString *name([package section]);
7425         NSString *key(name == nil ? @"" : name);
7426
7427         Section *section;
7428
7429         _profile(SectionsView$reloadData$Section)
7430             section = [sections objectForKey:key];
7431             if (section == nil) {
7432                 _profile(SectionsView$reloadData$Section$Allocate)
7433                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7434                     [sections setObject:section forKey:key];
7435                 _end
7436             }
7437         _end
7438
7439         [section addToCount];
7440
7441         _profile(SectionsView$reloadData$Filter)
7442             if (![package valid] || ![package visible])
7443                 continue;
7444         _end
7445
7446         [section addToRow];
7447     }
7448     _trace();
7449
7450     [sections_ addObjectsFromArray:[sections allValues]];
7451
7452     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7453
7454     for (Section *section in sections_) {
7455         size_t count([section row]);
7456         if (count == 0)
7457             continue;
7458
7459         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7460         [section setCount:count];
7461         [filtered_ addObject:section];
7462     }
7463
7464     [self updateNavigationItem];
7465     [list_ reloadData];
7466     _trace();
7467 }
7468
7469 - (void) editButtonClicked {
7470     [self setEditing:![self isEditing] animated:YES];
7471 }
7472
7473 @end
7474 /* }}} */
7475
7476 /* Changes Controller {{{ */
7477 @interface ChangesController : CYViewController <
7478     UITableViewDataSource,
7479     UITableViewDelegate
7480 > {
7481     _transient Database *database_;
7482     unsigned era_;
7483     CFMutableArrayRef packages_;
7484     NSMutableArray *sections_;
7485     UITableView *list_;
7486     unsigned upgrades_;
7487 }
7488
7489 - (id) initWithDatabase:(Database *)database;
7490
7491 @end
7492
7493 @implementation ChangesController
7494
7495 - (void) dealloc {
7496     [self releaseSubviews];
7497     CFRelease(packages_);
7498     [sections_ release];
7499
7500     [super dealloc];
7501 }
7502
7503 - (NSURL *) navigationURL {
7504     return [NSURL URLWithString:@"cydia://changes"];
7505 }
7506
7507 - (void) viewDidAppear:(BOOL)animated {
7508     [super viewDidAppear:animated];
7509     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7510 }
7511
7512 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7513     NSInteger count([sections_ count]);
7514     return count == 0 ? 1 : count;
7515 }
7516
7517 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7518     if ([sections_ count] == 0)
7519         return nil;
7520     return [[sections_ objectAtIndex:section] name];
7521 }
7522
7523 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7524     if ([sections_ count] == 0)
7525         return 0;
7526     return [[sections_ objectAtIndex:section] count];
7527 }
7528
7529 - (Package *) packageAtIndex:(NSUInteger)index {
7530     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7531 }
7532
7533 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7534 @synchronized (database_) {
7535     if ([database_ era] != era_)
7536         return nil;
7537
7538     NSUInteger sectionIndex([path section]);
7539     if (sectionIndex >= [sections_ count])
7540         return nil;
7541     Section *section([sections_ objectAtIndex:sectionIndex]);
7542     NSInteger row([path row]);
7543     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7544 } }
7545
7546 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7547     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7548     if (cell == nil)
7549         cell = [[[PackageCell alloc] init] autorelease];
7550     [cell setPackage:[self packageAtIndexPath:path]];
7551     return cell;
7552 }
7553
7554 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7555     Package *package([self packageAtIndexPath:path]);
7556     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7557     [view setDelegate:delegate_];
7558     [[self navigationController] pushViewController:view animated:YES];
7559     return path;
7560 }
7561
7562 - (void) refreshButtonClicked {
7563     [delegate_ beginUpdate];
7564     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7565 }
7566
7567 - (void) upgradeButtonClicked {
7568     [delegate_ distUpgrade];
7569 }
7570
7571 - (void) loadView {
7572     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7573
7574     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7575     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7576     [list_ setRowHeight:73];
7577     [list_ setDataSource:self];
7578     [list_ setDelegate:self];
7579     [[self view] addSubview:list_];
7580 }
7581
7582 - (void) viewDidLoad {
7583     [super viewDidLoad];
7584
7585     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7586 }
7587
7588 - (void) releaseSubviews {
7589     [list_ release];
7590     list_ = nil;
7591 }
7592
7593 - (id) initWithDatabase:(Database *)database {
7594     if ((self = [super init]) != nil) {
7595         database_ = database;
7596
7597         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7598         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7599     } return self;
7600 }
7601
7602 // this mostly works because reloadData (below) is @synchronized (database_)
7603 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7604 - (void) _reloadPackages:(NSArray *)packages {
7605     CFRelease(packages_);
7606     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7607
7608     _trace();
7609     _profile(ChangesController$_reloadPackages$Filter)
7610         for (Package *package in packages)
7611             if ([package upgradableAndEssential:YES] || [package visible])
7612                 CFArrayAppendValue(packages_, package);
7613     _end
7614     _trace();
7615     _profile(ChangesController$_reloadPackages$radixSort)
7616         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7617     _end
7618     _trace();
7619 }
7620
7621 - (void) _reloadData {
7622 @synchronized (database_) {
7623     era_ = [database_ era];
7624     NSArray *packages = [database_ packages];
7625
7626     [sections_ removeAllObjects];
7627
7628 #if 1
7629     UIProgressHUD *hud([delegate_ addProgressHUD]);
7630     [hud setText:UCLocalize("LOADING")];
7631     //NSLog(@"HUD:%@::%@", delegate_, hud);
7632     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7633     [delegate_ removeProgressHUD:hud];
7634 #else
7635     [self _reloadPackages:packages];
7636 #endif
7637
7638     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7639     Section *ignored = nil;
7640     Section *section = nil;
7641     time_t last = 0;
7642
7643     upgrades_ = 0;
7644     bool unseens = false;
7645
7646     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7647
7648     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7649         Package *package = [self packageAtIndex:offset];
7650
7651         BOOL uae = [package upgradableAndEssential:YES];
7652
7653         if (!uae) {
7654             unseens = true;
7655             time_t seen([package seen]);
7656
7657             if (section == nil || last != seen) {
7658                 last = seen;
7659
7660                 NSString *name;
7661                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7662                 [name autorelease];
7663
7664                 _profile(ChangesController$reloadData$Allocate)
7665                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7666                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7667                     [sections_ addObject:section];
7668                 _end
7669             }
7670
7671             [section addToCount];
7672         } else if ([package ignored]) {
7673             if (ignored == nil) {
7674                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7675             }
7676             [ignored addToCount];
7677         } else {
7678             ++upgrades_;
7679             [upgradable addToCount];
7680         }
7681     }
7682     _trace();
7683
7684     CFRelease(formatter);
7685
7686     if (unseens) {
7687         Section *last = [sections_ lastObject];
7688         size_t count = [last count];
7689         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7690         [sections_ removeLastObject];
7691     }
7692
7693     if ([ignored count] != 0)
7694         [sections_ insertObject:ignored atIndex:0];
7695     if (upgrades_ != 0)
7696         [sections_ insertObject:upgradable atIndex:0];
7697
7698     [list_ reloadData];
7699
7700     if (upgrades_ > 0)
7701         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7702             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7703             style:UIBarButtonItemStylePlain
7704             target:self
7705             action:@selector(upgradeButtonClicked)
7706         ] autorelease]];
7707
7708     if (![delegate_ updating])
7709         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7710             initWithTitle:UCLocalize("REFRESH")
7711             style:UIBarButtonItemStylePlain
7712             target:self
7713             action:@selector(refreshButtonClicked)
7714         ] autorelease]];
7715
7716     PrintTimes();
7717 } }
7718
7719 - (void) reloadData {
7720     [super reloadData];
7721     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7722 }
7723
7724 @end
7725 /* }}} */
7726 /* Search Controller {{{ */
7727 @interface SearchController : FilteredPackageListController <
7728     UISearchBarDelegate
7729 > {
7730     _H<UISearchBar> search_;
7731     BOOL searchloaded_;
7732 }
7733
7734 - (id) initWithDatabase:(Database *)database;
7735 - (void) setSearchTerm:(NSString *)term;
7736 - (void) reloadData;
7737
7738 @end
7739
7740 @implementation SearchController
7741
7742 - (void) dealloc {
7743     [search_ setDelegate:nil];
7744     [super dealloc];
7745 }
7746
7747 - (NSURL *) navigationURL {
7748     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7749         return [NSURL URLWithString:@"cydia://search"];
7750     else
7751         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7752 }
7753
7754 - (void) setSearchTerm:(NSString *)searchTerm {
7755     [search_ setText:searchTerm];
7756     [self reloadData];
7757 }
7758
7759 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7760     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7761     [search_ resignFirstResponder];
7762     [self reloadData];
7763 }
7764
7765 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7766     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7767     [self reloadData];
7768 }
7769
7770 - (id) initWithDatabase:(Database *)database {
7771     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7772         search_ = [[[UISearchBar alloc] init] autorelease];
7773         [search_ setDelegate:self];
7774     } return self;
7775 }
7776
7777 - (void) viewDidAppear:(BOOL)animated {
7778     [super viewDidAppear:animated];
7779
7780     if (!searchloaded_) {
7781         searchloaded_ = YES;
7782         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7783         [search_ layoutSubviews];
7784         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7785
7786         UITextField *textField;
7787         if ([search_ respondsToSelector:@selector(searchField)])
7788             textField = [search_ searchField];
7789         else
7790             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7791
7792         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7793         [textField setEnablesReturnKeyAutomatically:NO];
7794         [[self navigationItem] setTitleView:textField];
7795     }
7796 }
7797
7798 - (void) reloadData {
7799     [self setObject:[search_ text]];
7800     [self resetCursor];
7801
7802     [super reloadData];
7803 }
7804
7805 - (void) didSelectPackage:(Package *)package {
7806     [search_ resignFirstResponder];
7807     [super didSelectPackage:package];
7808 }
7809
7810 @end
7811 /* }}} */
7812 /* Package Settings Controller {{{ */
7813 @interface PackageSettingsController : CYViewController <
7814     UITableViewDataSource,
7815     UITableViewDelegate
7816 > {
7817     _transient Database *database_;
7818     NSString *name_;
7819     Package *package_;
7820     UITableView *table_;
7821     UISwitch *subscribedSwitch_;
7822     UISwitch *ignoredSwitch_;
7823     UITableViewCell *subscribedCell_;
7824     UITableViewCell *ignoredCell_;
7825 }
7826
7827 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7828
7829 @end
7830
7831 @implementation PackageSettingsController
7832
7833 - (void) dealloc {
7834     [self releaseSubviews];
7835     [name_ release];
7836     [package_ release];
7837
7838     [super dealloc];
7839 }
7840
7841 - (NSURL *) navigationURL {
7842     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7843 }
7844
7845 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7846     if (package_ == nil)
7847         return 0;
7848
7849     if ([package_ installed] == nil)
7850         return 1;
7851     else
7852         return 2;
7853 }
7854
7855 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7856     if (package_ == nil)
7857         return 0;
7858
7859     // both sections contain just one item right now.
7860     return 1;
7861 }
7862
7863 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7864     return nil;
7865 }
7866
7867 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7868     if (section == 0)
7869         return UCLocalize("SHOW_ALL_CHANGES_EX");
7870     else
7871         return UCLocalize("IGNORE_UPGRADES_EX");
7872 }
7873
7874 - (void) onSubscribed:(id)control {
7875     bool value([control isOn]);
7876     if (package_ == nil)
7877         return;
7878     if ([package_ setSubscribed:value])
7879         [delegate_ updateData];
7880 }
7881
7882 - (void) _updateIgnored {
7883     const char *package([name_ UTF8String]);
7884     bool on([ignoredSwitch_ isOn]);
7885
7886     pid_t pid(ExecFork());
7887     if (pid == 0) {
7888         FILE *dpkg(popen("dpkg --set-selections", "w"));
7889         fwrite(package, strlen(package), 1, dpkg);
7890
7891         if (on)
7892             fwrite(" hold\n", 6, 1, dpkg);
7893         else
7894             fwrite(" install\n", 9, 1, dpkg);
7895
7896         pclose(dpkg);
7897
7898         exit(0);
7899         _assert(false);
7900     }
7901
7902     _forever {
7903         int status;
7904         int result(waitpid(pid, &status, 0));
7905
7906         if (result != -1) {
7907             _assert(result == pid);
7908             break;
7909         }
7910     }
7911 }
7912
7913 - (void) onIgnored:(id)control {
7914     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7915     [invocation setTarget:self];
7916     [invocation setSelector:@selector(_updateIgnored)];
7917
7918     [delegate_ reloadDataWithInvocation:invocation];
7919 }
7920
7921 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7922     if (package_ == nil)
7923         return nil;
7924
7925     switch ([indexPath section]) {
7926         case 0: return subscribedCell_;
7927         case 1: return ignoredCell_;
7928
7929         _nodefault
7930     }
7931
7932     return nil;
7933 }
7934
7935 - (void) loadView {
7936     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7937
7938     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7939     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7940     [table_ setDataSource:self];
7941     [table_ setDelegate:self];
7942     [[self view] addSubview:table_];
7943
7944     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7945     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7946     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7947
7948     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7949     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7950     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7951
7952     subscribedCell_ = [[UITableViewCell alloc] init];
7953     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7954     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7955     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7956
7957     ignoredCell_ = [[UITableViewCell alloc] init];
7958     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7959     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7960     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7961 }
7962
7963 - (void) viewDidLoad {
7964     [super viewDidLoad];
7965
7966     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7967 }
7968
7969 - (void) releaseSubviews {
7970     [ignoredCell_ release];
7971     ignoredCell_ = nil;
7972
7973     [subscribedCell_ release];
7974     subscribedCell_ = nil;
7975
7976     [table_ release];
7977     table_ = nil;
7978
7979     [ignoredSwitch_ release];
7980     ignoredSwitch_ = nil;
7981
7982     [subscribedSwitch_ release];
7983     subscribedSwitch_ = nil;
7984 }
7985
7986 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7987     if ((self = [super init]) != nil) {
7988         database_ = database;
7989         name_ = [package retain];
7990     } return self;
7991 }
7992
7993 - (void) reloadData {
7994     [super reloadData];
7995
7996     if (package_ != nil)
7997         [package_ autorelease];
7998     package_ = [database_ packageWithName:name_];
7999
8000     if (package_ != nil) {
8001         package_ = [package_ retain];
8002         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8003         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8004     } // XXX: what now, G?
8005
8006     [table_ reloadData];
8007 }
8008
8009 @end
8010 /* }}} */
8011
8012 /* Installed Controller {{{ */
8013 @interface InstalledController : FilteredPackageListController {
8014     BOOL expert_;
8015 }
8016
8017 - (id) initWithDatabase:(Database *)database;
8018
8019 - (void) updateRoleButton;
8020 - (void) queueStatusDidChange;
8021
8022 @end
8023
8024 @implementation InstalledController
8025
8026 - (void) dealloc {
8027     [super dealloc];
8028 }
8029
8030 - (NSURL *) navigationURL {
8031     return [NSURL URLWithString:@"cydia://installed"];
8032 }
8033
8034 - (id) initWithDatabase:(Database *)database {
8035     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8036         [self updateRoleButton];
8037         [self queueStatusDidChange];
8038     } return self;
8039 }
8040
8041 #if !AlwaysReload
8042 - (void) queueButtonClicked {
8043     [delegate_ queue];
8044 }
8045 #endif
8046
8047 - (void) queueStatusDidChange {
8048 #if !AlwaysReload
8049     if (IsWildcat_) {
8050         if (Queuing_) {
8051             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8052                 initWithTitle:UCLocalize("QUEUE")
8053                 style:UIBarButtonItemStyleDone
8054                 target:self
8055                 action:@selector(queueButtonClicked)
8056             ] autorelease]];
8057         } else {
8058             [[self navigationItem] setLeftBarButtonItem:nil];
8059         }
8060     }
8061 #endif
8062 }
8063
8064 - (void) updateRoleButton {
8065     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8066         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8067             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8068             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8069             target:self
8070             action:@selector(roleButtonClicked)
8071         ] autorelease]];
8072 }
8073
8074 - (void) roleButtonClicked {
8075     [self setObject:[NSNumber numberWithBool:expert_]];
8076     [self reloadData];
8077     expert_ = !expert_;
8078
8079     [self updateRoleButton];
8080 }
8081
8082 @end
8083 /* }}} */
8084
8085 /* Source Cell {{{ */
8086 @interface SourceCell : CYTableViewCell <
8087     ContentDelegate
8088 > {
8089     UIImage *icon_;
8090     NSString *origin_;
8091     NSString *label_;
8092 }
8093
8094 - (void) setSource:(Source *)source;
8095
8096 @end
8097
8098 @implementation SourceCell
8099
8100 - (void) clearSource {
8101     [icon_ release];
8102     [origin_ release];
8103     [label_ release];
8104
8105     icon_ = nil;
8106     origin_ = nil;
8107     label_ = nil;
8108 }
8109
8110 - (void) setSource:(Source *)source {
8111     [self clearSource];
8112
8113     if (icon_ == nil)
8114         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8115     if (icon_ == nil)
8116         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8117     icon_ = [icon_ retain];
8118
8119     origin_ = [[source name] retain];
8120     label_ = [[source uri] retain];
8121
8122     [content_ setNeedsDisplay];
8123 }
8124
8125 - (void) dealloc {
8126     [self clearSource];
8127     [super dealloc];
8128 }
8129
8130 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8131     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8132         UIView *content([self contentView]);
8133         CGRect bounds([content bounds]);
8134
8135         content_ = [[ContentView alloc] initWithFrame:bounds];
8136         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8137         [content_ setBackgroundColor:[UIColor whiteColor]];
8138         [content addSubview:content_];
8139
8140         [content_ setDelegate:self];
8141         [content_ setOpaque:YES];
8142     } return self;
8143 }
8144
8145 - (NSString *) accessibilityLabel {
8146     return label_;
8147 }
8148
8149 - (void) drawContentRect:(CGRect)rect {
8150     bool highlighted(highlighted_);
8151     float width(rect.size.width);
8152
8153     if (icon_ != nil)
8154         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8155
8156     if (highlighted)
8157         UISetColor(White_);
8158
8159     if (!highlighted)
8160         UISetColor(Black_);
8161     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8162
8163     if (!highlighted)
8164         UISetColor(Blue_);
8165     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8166 }
8167
8168 @end
8169 /* }}} */
8170 /* Source Controller {{{ */
8171 @interface SourceController : FilteredPackageListController {
8172     _transient Source *source_;
8173     NSString *key_;
8174 }
8175
8176 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8177
8178 @end
8179
8180 @implementation SourceController
8181
8182 - (NSURL *) navigationURL {
8183     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8184 }
8185
8186 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8187     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8188         source_ = source;
8189         key_ = [[source key] retain];
8190     } return self;
8191 }
8192
8193 - (void) reloadData {
8194     source_ = [database_ sourceWithKey:key_];
8195     [key_ release];
8196     key_ = [[source_ key] retain];
8197     [self setObject:source_];
8198
8199     [[self navigationItem] setTitle:[source_ label]];
8200
8201     [super reloadData];
8202 }
8203
8204 @end
8205 /* }}} */
8206 /* Sources Controller {{{ */
8207 @interface SourcesController : CYViewController <
8208     UITableViewDataSource,
8209     UITableViewDelegate
8210 > {
8211     _transient Database *database_;
8212     UITableView *list_;
8213     NSMutableArray *sources_;
8214     int offset_;
8215
8216     NSString *href_;
8217     UIProgressHUD *hud_;
8218     NSError *error_;
8219
8220     //NSURLConnection *installer_;
8221     NSURLConnection *trivial_;
8222     NSURLConnection *trivial_bz2_;
8223     NSURLConnection *trivial_gz_;
8224     //NSURLConnection *automatic_;
8225
8226     BOOL cydia_;
8227 }
8228
8229 - (id) initWithDatabase:(Database *)database;
8230 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8231
8232 @end
8233
8234 @implementation SourcesController
8235
8236 - (void) _releaseConnection:(NSURLConnection *)connection {
8237     if (connection != nil) {
8238         [connection cancel];
8239         //[connection setDelegate:nil];
8240         [connection release];
8241     }
8242 }
8243
8244 - (void) dealloc {
8245     [self releaseSubviews];
8246
8247     [href_ release];
8248     [hud_ release];
8249     [error_ release];
8250
8251     //[self _releaseConnection:installer_];
8252     [self _releaseConnection:trivial_];
8253     [self _releaseConnection:trivial_gz_];
8254     [self _releaseConnection:trivial_bz2_];
8255     //[self _releaseConnection:automatic_];
8256
8257     [sources_ release];
8258     [super dealloc];
8259 }
8260
8261 - (NSURL *) navigationURL {
8262     return [NSURL URLWithString:@"cydia://sources"];
8263 }
8264
8265 - (void) viewDidAppear:(BOOL)animated {
8266     [super viewDidAppear:animated];
8267     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8268 }
8269
8270 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8271     return offset_ == 0 ? 1 : 2;
8272 }
8273
8274 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8275     switch (section + (offset_ == 0 ? 1 : 0)) {
8276         case 0: return UCLocalize("ENTERED_BY_USER");
8277         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8278
8279         _nodefault
8280     }
8281 }
8282
8283 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8284     int count = [sources_ count];
8285     switch (section) {
8286         case 0: return (offset_ == 0 ? count : offset_);
8287         case 1: return count - offset_;
8288
8289         _nodefault
8290     }
8291 }
8292
8293 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8294     unsigned idx = 0;
8295     switch (indexPath.section) {
8296         case 0: idx = indexPath.row; break;
8297         case 1: idx = indexPath.row + offset_; break;
8298
8299         _nodefault
8300     }
8301     return [sources_ objectAtIndex:idx];
8302 }
8303
8304 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8305     static NSString *cellIdentifier = @"SourceCell";
8306
8307     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8308     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8309     [cell setSource:[self sourceAtIndexPath:indexPath]];
8310     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8311
8312     return cell;
8313 }
8314
8315 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8316     Source *source = [self sourceAtIndexPath:indexPath];
8317
8318     SourceController *controller = [[[SourceController alloc]
8319         initWithDatabase:database_
8320         source:source
8321     ] autorelease];
8322
8323     [controller setDelegate:delegate_];
8324
8325     [[self navigationController] pushViewController:controller animated:YES];
8326 }
8327
8328 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8329     Source *source = [self sourceAtIndexPath:indexPath];
8330     return [source record] != nil;
8331 }
8332
8333 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8334     Source *source = [self sourceAtIndexPath:indexPath];
8335     [Sources_ removeObjectForKey:[source key]];
8336     [delegate_ syncData];
8337 }
8338
8339 - (void) complete {
8340     [delegate_ addTrivialSource:href_];
8341     [delegate_ syncData];
8342 }
8343
8344 - (NSString *) getWarning {
8345     NSString *href(href_);
8346     NSRange colon([href rangeOfString:@"://"]);
8347     if (colon.location != NSNotFound)
8348         href = [href substringFromIndex:(colon.location + 3)];
8349     href = [href stringByAddingPercentEscapes];
8350     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8351     href = [href stringByCachingURLWithCurrentCDN];
8352
8353     NSURL *url([NSURL URLWithString:href]);
8354
8355     NSStringEncoding encoding;
8356     NSError *error(nil);
8357
8358     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8359         return [warning length] == 0 ? nil : warning;
8360     return nil;
8361 }
8362
8363 - (void) _endConnection:(NSURLConnection *)connection {
8364     // XXX: the memory management in this method is horribly awkward
8365
8366     NSURLConnection **field = NULL;
8367     if (connection == trivial_)
8368         field = &trivial_;
8369     else if (connection == trivial_bz2_)
8370         field = &trivial_bz2_;
8371     else if (connection == trivial_gz_)
8372         field = &trivial_gz_;
8373     _assert(field != NULL);
8374     [connection release];
8375     *field = nil;
8376
8377     if (
8378         trivial_ == nil &&
8379         trivial_bz2_ == nil &&
8380         trivial_gz_ == nil
8381     ) {
8382         bool defer(false);
8383
8384         if (cydia_) {
8385             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8386                 defer = true;
8387
8388                 UIAlertView *alert = [[[UIAlertView alloc]
8389                     initWithTitle:UCLocalize("SOURCE_WARNING")
8390                     message:warning
8391                     delegate:self
8392                     cancelButtonTitle:UCLocalize("CANCEL")
8393                     otherButtonTitles:
8394                         UCLocalize("ADD_ANYWAY"),
8395                     nil
8396                 ] autorelease];
8397
8398                 [alert setContext:@"warning"];
8399                 [alert setNumberOfRows:1];
8400                 [alert show];
8401             } else
8402                 [self complete];
8403         } else if (error_ != nil) {
8404             UIAlertView *alert = [[[UIAlertView alloc]
8405                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8406                 message:[error_ localizedDescription]
8407                 delegate:self
8408                 cancelButtonTitle:UCLocalize("OK")
8409                 otherButtonTitles:nil
8410             ] autorelease];
8411
8412             [alert setContext:@"urlerror"];
8413             [alert show];
8414         } else {
8415             UIAlertView *alert = [[[UIAlertView alloc]
8416                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8417                 message:UCLocalize("NOT_REPOSITORY_EX")
8418                 delegate:self
8419                 cancelButtonTitle:UCLocalize("OK")
8420                 otherButtonTitles:nil
8421             ] autorelease];
8422
8423             [alert setContext:@"trivial"];
8424             [alert show];
8425         }
8426
8427         [delegate_ releaseNetworkActivityIndicator];
8428
8429         [delegate_ removeProgressHUD:hud_];
8430         [hud_ autorelease];
8431         hud_ = nil;
8432
8433         if (!defer) {
8434             [href_ release];
8435             href_ = nil;
8436         }
8437
8438         if (error_ != nil) {
8439             [error_ release];
8440             error_ = nil;
8441         }
8442     }
8443 }
8444
8445 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8446     switch ([response statusCode]) {
8447         case 200:
8448             cydia_ = YES;
8449     }
8450 }
8451
8452 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8453     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8454     if (error_ != nil)
8455         error_ = [error retain];
8456     [self _endConnection:connection];
8457 }
8458
8459 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8460     [self _endConnection:connection];
8461 }
8462
8463 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8464     NSMutableURLRequest *request = [NSMutableURLRequest
8465         requestWithURL:[NSURL URLWithString:href]
8466         cachePolicy:NSURLRequestUseProtocolCachePolicy
8467         timeoutInterval:120.0
8468     ];
8469
8470     [request setHTTPMethod:method];
8471
8472     if (Machine_ != NULL)
8473         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8474     if (UniqueID_ != nil)
8475         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8476
8477     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8478 }
8479
8480 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8481     NSString *context([alert context]);
8482
8483     if ([context isEqualToString:@"source"]) {
8484         switch (button) {
8485             case 1: {
8486                 NSString *href = [[alert textField] text];
8487
8488                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8489
8490                 if (![href hasSuffix:@"/"])
8491                     href_ = [href stringByAppendingString:@"/"];
8492                 else
8493                     href_ = href;
8494                 href_ = [href_ retain];
8495
8496                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8497                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8498                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8499                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8500
8501                 cydia_ = false;
8502
8503                 // XXX: this is stupid
8504                 hud_ = [[delegate_ addProgressHUD] retain];
8505                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8506                 [delegate_ retainNetworkActivityIndicator];
8507             } break;
8508
8509             case 0:
8510             break;
8511
8512             _nodefault
8513         }
8514
8515         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8516     } else if ([context isEqualToString:@"trivial"])
8517         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8518     else if ([context isEqualToString:@"urlerror"])
8519         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8520     else if ([context isEqualToString:@"warning"]) {
8521         switch (button) {
8522             case 1:
8523                 [self complete];
8524             break;
8525
8526             case 0:
8527             break;
8528
8529             _nodefault
8530         }
8531
8532         [href_ release];
8533         href_ = nil;
8534
8535         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8536     }
8537 }
8538
8539 - (void) loadView {
8540     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8541
8542     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8543     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8544     [list_ setRowHeight:56];
8545     [list_ setDataSource:self];
8546     [list_ setDelegate:self];
8547     [[self view] addSubview:list_];
8548 }
8549
8550 - (void) viewDidLoad {
8551     [super viewDidLoad];
8552
8553     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8554     [self updateButtonsForEditingStatus:NO animated:NO];
8555 }
8556
8557 - (void) releaseSubviews {
8558     [list_ release];
8559     list_ = nil;
8560 }
8561
8562 - (id) initWithDatabase:(Database *)database {
8563     if ((self = [super init]) != nil) {
8564         database_ = database;
8565         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8566     } return self;
8567 }
8568
8569 - (void) reloadData {
8570     [super reloadData];
8571
8572     pkgSourceList list;
8573     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8574         return;
8575
8576     [sources_ removeAllObjects];
8577     [sources_ addObjectsFromArray:[database_ sources]];
8578     _trace();
8579     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8580     _trace();
8581
8582     int count([sources_ count]);
8583     offset_ = 0;
8584     for (int i = 0; i != count; i++) {
8585         if ([[sources_ objectAtIndex:i] record] == nil)
8586             break;
8587         offset_++;
8588     }
8589
8590     [list_ setEditing:NO];
8591     [self updateButtonsForEditingStatus:NO animated:NO];
8592     [list_ reloadData];
8593 }
8594
8595 - (void) showAddSourcePrompt {
8596     UIAlertView *alert = [[[UIAlertView alloc]
8597         initWithTitle:UCLocalize("ENTER_APT_URL")
8598         message:nil
8599         delegate:self
8600         cancelButtonTitle:UCLocalize("CANCEL")
8601         otherButtonTitles:
8602             UCLocalize("ADD_SOURCE"),
8603         nil
8604     ] autorelease];
8605
8606     [alert setContext:@"source"];
8607     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8608
8609     [alert setNumberOfRows:1];
8610     [alert addTextFieldWithValue:@"http://" label:@""];
8611
8612     UITextInputTraits *traits = [[alert textField] textInputTraits];
8613     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8614     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8615     [traits setKeyboardType:UIKeyboardTypeURL];
8616     // XXX: UIReturnKeyDone
8617     [traits setReturnKeyType:UIReturnKeyNext];
8618
8619     [alert show];
8620 }
8621
8622 - (void) addButtonClicked {
8623     [self showAddSourcePrompt];
8624 }
8625
8626 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8627     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8628         initWithTitle:UCLocalize("ADD")
8629         style:UIBarButtonItemStylePlain
8630         target:self
8631         action:@selector(addButtonClicked)
8632     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8633
8634     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8635         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8636         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8637         target:self
8638         action:@selector(editButtonClicked)
8639     ] autorelease] animated:animated];
8640
8641     if (IsWildcat_ && !editing)
8642         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8643             initWithTitle:UCLocalize("SETTINGS")
8644             style:UIBarButtonItemStylePlain
8645             target:self
8646             action:@selector(settingsButtonClicked)
8647         ] autorelease]];
8648 }
8649
8650 - (void) settingsButtonClicked {
8651     [delegate_ showSettings];
8652 }
8653
8654 - (void) editButtonClicked {
8655     [list_ setEditing:![list_ isEditing] animated:YES];
8656
8657     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8658 }
8659
8660 @end
8661 /* }}} */
8662
8663 /* Settings Controller {{{ */
8664 @interface SettingsController : CYViewController <
8665     UITableViewDataSource,
8666     UITableViewDelegate
8667 > {
8668     _transient Database *database_;
8669     // XXX: ok, "roledelegate_"?...
8670     _transient id roledelegate_;
8671     UITableView *table_;
8672     UISegmentedControl *segment_;
8673     UIView *container_;
8674 }
8675
8676 - (void) showDoneButton;
8677 - (void) resizeSegmentedControl;
8678
8679 @end
8680
8681 @implementation SettingsController
8682
8683 - (void) dealloc {
8684     [self releaseSubviews];
8685
8686     [super dealloc];
8687 }
8688
8689 - (void) loadView {
8690     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8691
8692     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8693     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8694     [table_ setDelegate:self];
8695     [table_ setDataSource:self];
8696     [[self view] addSubview:table_];
8697
8698     NSArray *items = [NSArray arrayWithObjects:
8699         UCLocalize("USER"),
8700         UCLocalize("HACKER"),
8701         UCLocalize("DEVELOPER"),
8702     nil];
8703     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8704     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8705     [container_ addSubview:segment_];
8706 }
8707
8708 - (void) viewDidLoad {
8709     [super viewDidLoad];
8710
8711     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8712
8713     int index = -1;
8714     if ([Role_ isEqualToString:@"User"]) index = 0;
8715     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8716     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8717     if (index != -1) {
8718         [segment_ setSelectedSegmentIndex:index];
8719         [self showDoneButton];
8720     }
8721
8722     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8723     [self resizeSegmentedControl];
8724 }
8725
8726 - (void) releaseSubviews {
8727     [table_ release];
8728     table_ = nil;
8729
8730     [segment_ release];
8731     segment_ = nil;
8732
8733     [container_ release];
8734     container_ = nil;
8735 }
8736
8737 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8738     if ((self = [super init]) != nil) {
8739         database_ = database;
8740         roledelegate_ = delegate;
8741     } return self;
8742 }
8743
8744 - (void) resizeSegmentedControl {
8745     CGFloat width = [[self view] frame].size.width;
8746     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8747 }
8748
8749 - (void) viewWillAppear:(BOOL)animated {
8750     [super viewWillAppear:animated];
8751
8752     [self resizeSegmentedControl];
8753 }
8754
8755 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8756     [self resizeSegmentedControl];
8757 }
8758
8759 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8760     [self resizeSegmentedControl];
8761 }
8762
8763 - (void) save {
8764     NSString *role(nil);
8765
8766     switch ([segment_ selectedSegmentIndex]) {
8767         case 0: role = @"User"; break;
8768         case 1: role = @"Hacker"; break;
8769         case 2: role = @"Developer"; break;
8770
8771         _nodefault
8772     }
8773
8774     if (![role isEqualToString:Role_]) {
8775         bool rolling(Role_ == nil);
8776         Role_ = role;
8777
8778         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8779             Role_, @"Role",
8780         nil];
8781
8782         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8783         Changed_ = true;
8784
8785         if (rolling)
8786             [roledelegate_ loadData];
8787         else
8788             [roledelegate_ updateData];
8789     }
8790 }
8791
8792 - (void) segmentChanged:(UISegmentedControl *)control {
8793     [self showDoneButton];
8794 }
8795
8796 - (void) saveAndClose {
8797     [self save];
8798
8799     [[self navigationItem] setRightBarButtonItem:nil];
8800     [[self navigationController] dismissModalViewControllerAnimated:YES];
8801 }
8802
8803 - (void) doneButtonClicked {
8804     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8805     [spinner startAnimating];
8806     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8807     [[self navigationItem] setRightBarButtonItem:spinItem];
8808
8809     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8810 }
8811
8812 - (void) showDoneButton {
8813     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8814         initWithTitle:UCLocalize("DONE")
8815         style:UIBarButtonItemStyleDone
8816         target:self
8817         action:@selector(doneButtonClicked)
8818     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8819 }
8820
8821 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8822     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8823     return 6;
8824 }
8825
8826 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8827     return 0; // :(
8828 }
8829
8830 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8831     return nil; // This method is required by the protocol.
8832 }
8833
8834 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8835     if (section == 1)
8836         return UCLocalize("ROLE_EX");
8837     if (section == 4)
8838         return [NSString stringWithFormat:
8839             @"%@: %@\n%@: %@\n%@: %@",
8840             UCLocalize("USER"), UCLocalize("USER_EX"),
8841             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8842             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8843         ];
8844     else return nil;
8845 }
8846
8847 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8848     return section == 3 ? 44.0f : 0;
8849 }
8850
8851 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8852     return section == 3 ? container_ : nil;
8853 }
8854
8855 - (void) reloadData {
8856     [super reloadData];
8857
8858     [table_ reloadData];
8859 }
8860
8861 @end
8862 /* }}} */
8863 /* Stash Controller {{{ */
8864 @interface StashController : CYViewController {
8865     UIActivityIndicatorView *spinner_;
8866     UILabel *status_;
8867     UILabel *caption_;
8868 }
8869
8870 @end
8871
8872 @implementation StashController
8873
8874 - (void) dealloc {
8875     [self releaseSubviews];
8876
8877     [super dealloc];
8878 }
8879
8880 - (void) loadView {
8881     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8882     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8883
8884     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8885     CGRect spinrect = [spinner_ frame];
8886     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8887     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8888     [spinner_ setFrame:spinrect];
8889     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8890     [[self view] addSubview:spinner_];
8891     [spinner_ startAnimating];
8892
8893     CGRect captrect;
8894     captrect.size.width = [[self view] frame].size.width;
8895     captrect.size.height = 40.0f;
8896     captrect.origin.x = 0;
8897     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8898     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8899     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8900     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8901     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8902     [caption_ setTextColor:[UIColor whiteColor]];
8903     [caption_ setBackgroundColor:[UIColor clearColor]];
8904     [caption_ setShadowColor:[UIColor blackColor]];
8905     [caption_ setTextAlignment:UITextAlignmentCenter];
8906     [[self view] addSubview:caption_];
8907
8908     CGRect statusrect;
8909     statusrect.size.width = [[self view] frame].size.width;
8910     statusrect.size.height = 30.0f;
8911     statusrect.origin.x = 0;
8912     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8913     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8914     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8915     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8916     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8917     [status_ setTextColor:[UIColor whiteColor]];
8918     [status_ setBackgroundColor:[UIColor clearColor]];
8919     [status_ setShadowColor:[UIColor blackColor]];
8920     [status_ setTextAlignment:UITextAlignmentCenter];
8921     [[self view] addSubview:status_];
8922 }
8923
8924 - (void) releaseSubviews {
8925     [spinner_ release];
8926     spinner_ = nil;
8927
8928     [status_ release];
8929     status_ = nil;
8930
8931     [caption_ release];
8932     caption_ = nil;
8933 }
8934
8935 @end
8936 /* }}} */
8937
8938 @interface Cydia : UIApplication <
8939     ConfirmationControllerDelegate,
8940     DatabaseDelegate,
8941     CydiaDelegate,
8942     UINavigationControllerDelegate,
8943     UITabBarControllerDelegate
8944 > {
8945     // XXX: evaluate all fields for _transient
8946
8947     UIWindow *window_;
8948     CYTabBarController *tabbar_;
8949     CYEmulatedLoadingController *emulated_;
8950
8951     NSMutableArray *essential_;
8952     NSMutableArray *broken_;
8953
8954     Database *database_;
8955
8956     NSURL *starturl_;
8957
8958     unsigned locked_;
8959     unsigned activity_;
8960
8961     StashController *stash_;
8962
8963     bool loaded_;
8964 }
8965
8966 - (void) loadData;
8967
8968 @end
8969
8970 @implementation Cydia
8971
8972 - (void) beginUpdate {
8973     [tabbar_ beginUpdate];
8974 }
8975
8976 - (BOOL) updating {
8977     return [tabbar_ updating];
8978 }
8979
8980 - (void) _loaded {
8981     if ([broken_ count] != 0) {
8982         int count = [broken_ count];
8983
8984         UIAlertView *alert = [[[UIAlertView alloc]
8985             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8986             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8987             delegate:self
8988             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8989             otherButtonTitles:
8990                 UCLocalize("TEMPORARY_IGNORE"),
8991             nil
8992         ] autorelease];
8993
8994         [alert setContext:@"fixhalf"];
8995         [alert setNumberOfRows:2];
8996         [alert show];
8997     } else if (!Ignored_ && [essential_ count] != 0) {
8998         int count = [essential_ count];
8999
9000         UIAlertView *alert = [[[UIAlertView alloc]
9001             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9002             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9003             delegate:self
9004             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9005             otherButtonTitles:
9006                 UCLocalize("UPGRADE_ESSENTIAL"),
9007                 UCLocalize("COMPLETE_UPGRADE"),
9008             nil
9009         ] autorelease];
9010
9011         [alert setContext:@"upgrade"];
9012         [alert show];
9013     }
9014 }
9015
9016 - (void) _saveConfig {
9017     _trace();
9018     MetaFile_.Sync();
9019     _trace();
9020
9021     if (Changed_) {
9022         NSString *error(nil);
9023
9024         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9025             _trace();
9026             NSError *error(nil);
9027             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9028                 NSLog(@"failure to save metadata data: %@", error);
9029             _trace();
9030
9031             Changed_ = false;
9032         } else {
9033             NSLog(@"failure to serialize metadata: %@", error);
9034         }
9035     }
9036 }
9037
9038 // Navigation controller for the queuing badge.
9039 - (UINavigationController *) queueNavigationController {
9040     NSArray *controllers = [tabbar_ viewControllers];
9041     return [controllers objectAtIndex:3];
9042 }
9043
9044 - (void) unloadData {
9045     [tabbar_ unloadData];
9046 }
9047
9048 - (void) _updateData {
9049     [self _saveConfig];
9050
9051     [self unloadData];
9052
9053     UINavigationController *navigation = [self queueNavigationController];
9054
9055     id queuedelegate = nil;
9056     if ([[navigation viewControllers] count] > 0)
9057         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9058
9059     [queuedelegate queueStatusDidChange];
9060     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9061 }
9062
9063 - (void) _refreshIfPossible:(NSDate *)update {
9064     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9065
9066     bool recently = false;
9067     if (update != nil) {
9068         NSTimeInterval interval([update timeIntervalSinceNow]);
9069         if (interval <= 0 && interval > -(15*60))
9070             recently = true;
9071     }
9072
9073     // Don't automatic refresh if:
9074     //  - We already refreshed recently.
9075     //  - We already auto-refreshed this launch.
9076     //  - Auto-refresh is disabled.
9077     if (recently || loaded_ || ManualRefresh) {
9078         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9079
9080         // If we are cancelling, we need to make sure it knows it's already loaded.
9081         loaded_ = true;
9082         return;
9083     } else {
9084         // We are going to load, so remember that.
9085         loaded_ = true;
9086     }
9087
9088     SCNetworkReachabilityFlags flags; {
9089         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9090         SCNetworkReachabilityGetFlags(reachability, &flags);
9091         CFRelease(reachability);
9092     }
9093
9094     // XXX: this elaborate mess is what Apple is using to determine this? :(
9095     // XXX: do we care if the user has to intervene? maybe that's ok?
9096     bool reachable(
9097         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9098             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9099                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9100                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9101             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9102             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9103         )
9104     );
9105
9106     // If we can reach the server, auto-refresh!
9107     if (reachable)
9108         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9109
9110     [pool release];
9111 }
9112
9113 - (void) refreshIfPossible {
9114     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9115 }
9116
9117 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9118     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9119     [hud setText:UCLocalize("RELOADING_DATA")];
9120
9121     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9122
9123     if (hud != nil)
9124         [self removeProgressHUD:hud];
9125
9126     size_t changes(0);
9127
9128     [essential_ removeAllObjects];
9129     [broken_ removeAllObjects];
9130
9131     NSArray *packages([database_ packages]);
9132     for (Package *package in packages) {
9133         if ([package half])
9134             [broken_ addObject:package];
9135         if ([package upgradableAndEssential:NO]) {
9136             if ([package essential])
9137                 [essential_ addObject:package];
9138             ++changes;
9139         }
9140     }
9141
9142     NSLog(@"changes:#%u", changes);
9143
9144     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9145     if (changes != 0) {
9146         _trace();
9147         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9148         [changesItem setBadgeValue:badge];
9149         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9150         [self setApplicationIconBadgeNumber:changes];
9151     } else {
9152         _trace();
9153         [changesItem setBadgeValue:nil];
9154         [changesItem setAnimatedBadge:NO];
9155         [self setApplicationIconBadgeNumber:0];
9156     }
9157
9158     [self _updateData];
9159
9160     [self refreshIfPossible];
9161 }
9162
9163 - (void) updateData {
9164     [self _updateData];
9165 }
9166
9167 - (void) update_ {
9168     [database_ update];
9169 }
9170
9171 - (void) complete {
9172     @synchronized (self) {
9173         [self _reloadDataWithInvocation:nil];
9174     }
9175 }
9176
9177 - (void) disemulate {
9178     if (emulated_ == nil)
9179         return;
9180
9181     [window_ addSubview:[tabbar_ view]];
9182     [[emulated_ view] removeFromSuperview];
9183     [emulated_ release];
9184     emulated_ = nil;
9185     [window_ setUserInteractionEnabled:YES];
9186 }
9187
9188 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9189     UINavigationController *navigation([[[UINavigationController alloc] initWithRootViewController:controller] autorelease]);
9190     if (IsWildcat_)
9191         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9192
9193     UIViewController *parent;
9194     if (emulated_ == nil)
9195         parent = tabbar_;
9196     else if (!force)
9197         parent = emulated_;
9198     else {
9199         [self disemulate];
9200         parent = tabbar_;
9201     }
9202
9203     [parent presentModalViewController:navigation animated:YES];
9204 }
9205
9206 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9207     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9208
9209     if (navigation != nil)
9210         [navigation pushViewController:progress animated:YES];
9211     else
9212         [self presentModalViewController:progress force:YES];
9213
9214     [progress invoke:invocation withTitle:title];
9215     return progress;
9216 }
9217
9218 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9219     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9220 }
9221
9222 - (void) repairWithInvocation:(NSInvocation *)invocation {
9223     _trace();
9224     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9225     _trace();
9226 }
9227
9228 - (void) repairWithSelector:(SEL)selector {
9229     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9230 }
9231
9232 - (void) syncData {
9233     [self _saveConfig];
9234
9235     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9236     _assert(file != NULL);
9237
9238     for (NSString *key in [Sources_ allKeys]) {
9239         NSDictionary *source([Sources_ objectForKey:key]);
9240
9241         fprintf(file, "%s %s %s\n",
9242             [[source objectForKey:@"Type"] UTF8String],
9243             [[source objectForKey:@"URI"] UTF8String],
9244             [[source objectForKey:@"Distribution"] UTF8String]
9245         );
9246     }
9247
9248     fclose(file);
9249
9250     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9251
9252     [self complete];
9253 }
9254
9255 - (void) addTrivialSource:(NSString *)href {
9256     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9257         @"deb", @"Type",
9258         href, @"URI",
9259         @"./", @"Distribution",
9260     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9261
9262     Changed_ = true;
9263 }
9264
9265 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9266     @synchronized (self) {
9267         [self _reloadDataWithInvocation:invocation];
9268     }
9269 }
9270
9271 - (void) reloadData {
9272     [self reloadDataWithInvocation:nil];
9273 }
9274
9275 - (void) resolve {
9276     pkgProblemResolver *resolver = [database_ resolver];
9277
9278     resolver->InstallProtect();
9279     if (!resolver->Resolve(true))
9280         _error->Discard();
9281 }
9282
9283 - (bool) perform {
9284     // XXX: this is a really crappy way of doing this.
9285     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9286     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9287     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9288     if ([tabbar_ updating])
9289         [tabbar_ cancelUpdate];
9290
9291     if (![database_ prepare])
9292         return false;
9293
9294     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9295     [page setDelegate:self];
9296     UINavigationController *confirm_([[[UINavigationController alloc] initWithRootViewController:page] autorelease]);
9297
9298     if (IsWildcat_)
9299         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9300     [tabbar_ presentModalViewController:confirm_ animated:YES];
9301
9302     return true;
9303 }
9304
9305 - (void) queue {
9306     @synchronized (self) {
9307         [self perform];
9308     }
9309 }
9310
9311 - (void) clearPackage:(Package *)package {
9312     @synchronized (self) {
9313         [package clear];
9314         [self resolve];
9315         [self perform];
9316     }
9317 }
9318
9319 - (void) installPackages:(NSArray *)packages {
9320     @synchronized (self) {
9321         for (Package *package in packages)
9322             [package install];
9323         [self resolve];
9324         [self perform];
9325     }
9326 }
9327
9328 - (void) installPackage:(Package *)package {
9329     @synchronized (self) {
9330         [package install];
9331         [self resolve];
9332         [self perform];
9333     }
9334 }
9335
9336 - (void) removePackage:(Package *)package {
9337     @synchronized (self) {
9338         [package remove];
9339         [self resolve];
9340         [self perform];
9341     }
9342 }
9343
9344 - (void) distUpgrade {
9345     @synchronized (self) {
9346         if (![database_ upgrade])
9347             return;
9348         [self perform];
9349     }
9350 }
9351
9352 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9353     Queuing_ = false;
9354     ++locked_;
9355     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9356     --locked_;
9357     [self complete];
9358 }
9359
9360 - (void) showSettings {
9361     [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9362 }
9363
9364 - (void) retainNetworkActivityIndicator {
9365     if (activity_++ == 0)
9366         [self setNetworkActivityIndicatorVisible:YES];
9367
9368 #if TraceLogging
9369     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9370 #endif
9371 }
9372
9373 - (void) releaseNetworkActivityIndicator {
9374     if (--activity_ == 0)
9375         [self setNetworkActivityIndicatorVisible:NO];
9376
9377 #if TraceLogging
9378     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9379 #endif
9380
9381 }
9382
9383 - (void) cancelAndClear:(bool)clear {
9384     @synchronized (self) {
9385         if (clear) {
9386             [database_ clear];
9387             Queuing_ = false;
9388         } else {
9389             Queuing_ = true;
9390         }
9391
9392         [self _updateData];
9393     }
9394 }
9395
9396 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9397     NSString *context([alert context]);
9398
9399     if ([context isEqualToString:@"conffile"]) {
9400         FILE *input = [database_ input];
9401         if (button == [alert cancelButtonIndex])
9402             fprintf(input, "N\n");
9403         else if (button == [alert firstOtherButtonIndex])
9404             fprintf(input, "Y\n");
9405         fflush(input);
9406
9407         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9408     } else if ([context isEqualToString:@"fixhalf"]) {
9409         if (button == [alert cancelButtonIndex]) {
9410             @synchronized (self) {
9411                 for (Package *broken in broken_) {
9412                     [broken remove];
9413
9414                     NSString *id = [broken id];
9415                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9416                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9417                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9418                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9419                 }
9420
9421                 [self resolve];
9422                 [self perform];
9423             }
9424         } else if (button == [alert firstOtherButtonIndex]) {
9425             [broken_ removeAllObjects];
9426             [self _loaded];
9427         }
9428
9429         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9430     } else if ([context isEqualToString:@"upgrade"]) {
9431         if (button == [alert firstOtherButtonIndex]) {
9432             @synchronized (self) {
9433                 for (Package *essential in essential_)
9434                     [essential install];
9435
9436                 [self resolve];
9437                 [self perform];
9438             }
9439         } else if (button == [alert firstOtherButtonIndex] + 1) {
9440             [self distUpgrade];
9441         } else if (button == [alert cancelButtonIndex]) {
9442             Ignored_ = YES;
9443         }
9444
9445         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9446     }
9447 }
9448
9449 - (void) system:(NSString *)command { _pooled
9450     _trace();
9451     system([command UTF8String]);
9452     _trace();
9453 }
9454
9455 - (void) applicationWillSuspend {
9456     [database_ clean];
9457     [super applicationWillSuspend];
9458 }
9459
9460 - (BOOL) isSafeToSuspend {
9461     if (locked_ != 0) {
9462 #if !ForRelease
9463         NSLog(@"isSafeToSuspend: locked_ != 0");
9464 #endif
9465         return false;
9466     }
9467
9468     // Use external process status API internally.
9469     // This is probably a really bad idea.
9470     // XXX: what is the point of this? does this solve anything at all?
9471     uint64_t status = 0;
9472     int notify_token;
9473     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9474         notify_get_state(notify_token, &status);
9475         notify_cancel(notify_token);
9476     }
9477
9478     if (status != 0) {
9479 #if !ForRelease
9480         NSLog(@"isSafeToSuspend: status != 0");
9481 #endif
9482         return false;
9483     }
9484
9485 #if !ForRelease
9486     NSLog(@"isSafeToSuspend: -> true");
9487 #endif
9488     return true;
9489 }
9490
9491 - (void) applicationSuspend:(__GSEvent *)event {
9492     if ([self isSafeToSuspend])
9493         [super applicationSuspend:event];
9494 }
9495
9496 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9497     if ([self isSafeToSuspend])
9498         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9499 }
9500
9501 - (void) _setSuspended:(BOOL)value {
9502     if ([self isSafeToSuspend])
9503         [super _setSuspended:value];
9504 }
9505
9506 - (UIProgressHUD *) addProgressHUD {
9507     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9508     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9509
9510     [window_ setUserInteractionEnabled:NO];
9511
9512     UIViewController *target(tabbar_);
9513     if (UIViewController *modal = [target modalViewController])
9514         target = modal;
9515
9516     UIView *view([target view]);
9517     [view addSubview:hud];
9518
9519     [hud show:YES];
9520
9521     ++locked_;
9522     return hud;
9523 }
9524
9525 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9526     --locked_;
9527     [hud show:NO];
9528     [hud removeFromSuperview];
9529     [window_ setUserInteractionEnabled:YES];
9530 }
9531
9532 - (CYViewController *) pageForPackage:(NSString *)name {
9533     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9534 }
9535
9536 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9537     NSString *scheme([[url scheme] lowercaseString]);
9538     if ([[url absoluteString] length] <= [scheme length] + 3)
9539         return nil;
9540     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9541     NSArray *components([path pathComponents]);
9542
9543     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9544         return [self pageForPackage:[components objectAtIndex:1]];
9545
9546     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9547         return nil;
9548
9549     NSString *base([components objectAtIndex:0]);
9550
9551     CYViewController *controller = nil;
9552
9553     if ([base isEqualToString:@"url"]) {
9554         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9555         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9556         controller = [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9557     } else if (!external && [components count] == 1) {
9558         if ([base isEqualToString:@"manage"]) {
9559             controller = [[[ManageController alloc] init] autorelease];
9560         }
9561
9562         if ([base isEqualToString:@"sources"]) {
9563             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9564         }
9565
9566         if ([base isEqualToString:@"home"]) {
9567             controller = [[[HomeController alloc] init] autorelease];
9568         }
9569
9570         if ([base isEqualToString:@"sections"]) {
9571             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9572         }
9573
9574         if ([base isEqualToString:@"search"]) {
9575             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9576         }
9577
9578         if ([base isEqualToString:@"changes"]) {
9579             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9580         }
9581
9582         if ([base isEqualToString:@"installed"]) {
9583             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9584         }
9585     } else if ([components count] == 2) {
9586         NSString *argument = [components objectAtIndex:1];
9587
9588         if ([base isEqualToString:@"package"]) {
9589             controller = [self pageForPackage:argument];
9590         }
9591
9592         if (!external && [base isEqualToString:@"search"]) {
9593             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9594             [(SearchController *)controller setSearchTerm:argument];
9595         }
9596
9597         if (!external && [base isEqualToString:@"sections"]) {
9598             if ([argument isEqualToString:@"all"])
9599                 argument = nil;
9600             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9601         }
9602
9603         if (!external && [base isEqualToString:@"sources"]) {
9604             if ([argument isEqualToString:@"add"]) {
9605                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9606                 [(SourcesController *)controller showAddSourcePrompt];
9607             } else {
9608                 Source *source = [database_ sourceWithKey:argument];
9609                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9610             }
9611         }
9612
9613         if (!external && [base isEqualToString:@"launch"]) {
9614             [self launchApplicationWithIdentifier:argument suspended:NO];
9615             return nil;
9616         }
9617     } else if (!external && [components count] == 3) {
9618         NSString *arg1 = [components objectAtIndex:1];
9619         NSString *arg2 = [components objectAtIndex:2];
9620
9621         if ([base isEqualToString:@"package"]) {
9622             if ([arg2 isEqualToString:@"settings"]) {
9623                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9624             } else if ([arg2 isEqualToString:@"files"]) {
9625                 if (Package *package = [database_ packageWithName:arg1]) {
9626                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9627                     [(FileTable *)controller setPackage:package];
9628                 }
9629             }
9630         }
9631     }
9632
9633     [controller setDelegate:self];
9634     return controller;
9635 }
9636
9637 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9638     CYViewController *page([self pageForURL:url forExternal:external]);
9639
9640     if (page != nil) {
9641         UINavigationController *nav = [[[UINavigationController alloc] init] autorelease];
9642         [nav setViewControllers:[NSArray arrayWithObject:page]];
9643         [tabbar_ setUnselectedViewController:nav];
9644     }
9645
9646     return page != nil;
9647 }
9648
9649 - (void) applicationOpenURL:(NSURL *)url {
9650     [super applicationOpenURL:url];
9651
9652     if (!loaded_) starturl_ = [url retain];
9653     else [self openCydiaURL:url forExternal:YES];
9654 }
9655
9656 - (void) applicationWillResignActive:(UIApplication *)application {
9657     // Stop refreshing if you get a phone call or lock the device.
9658     if ([tabbar_ updating])
9659         [tabbar_ cancelUpdate];
9660
9661     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9662         [super applicationWillResignActive:application];
9663 }
9664
9665 - (void) applicationWillTerminate:(UIApplication *)application {
9666     Changed_ = true;
9667     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9668     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9669     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9670
9671     [self _saveConfig];
9672 }
9673
9674 - (void) setConfigurationData:(NSString *)data {
9675     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9676
9677     if (!conffile_r(data)) {
9678         lprintf("E:invalid conffile\n");
9679         return;
9680     }
9681
9682     NSString *ofile = conffile_r[1];
9683     //NSString *nfile = conffile_r[2];
9684
9685     UIAlertView *alert = [[[UIAlertView alloc]
9686         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9687         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9688         delegate:self
9689         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9690         otherButtonTitles:
9691             UCLocalize("ACCEPT_NEW_COPY"),
9692             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9693         nil
9694     ] autorelease];
9695
9696     [alert setContext:@"conffile"];
9697     [alert setNumberOfRows:2];
9698     [alert show];
9699 }
9700
9701 - (void) addStashController {
9702     ++locked_;
9703     stash_ = [[StashController alloc] init];
9704     [window_ addSubview:[stash_ view]];
9705 }
9706
9707 - (void) removeStashController {
9708     [[stash_ view] removeFromSuperview];
9709     [stash_ release];
9710     --locked_;
9711 }
9712
9713 - (void) stash {
9714     [self setIdleTimerDisabled:YES];
9715
9716     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9717     UpdateExternalStatus(1);
9718     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9719     UpdateExternalStatus(0);
9720
9721     [self removeStashController];
9722
9723     if (ExecFork() == 0) {
9724         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9725         perror("launchctl stop");
9726     }
9727 }
9728
9729 - (void) setupViewControllers {
9730     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9731
9732     NSMutableArray *items([NSMutableArray arrayWithObjects:
9733         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9734         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9735         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9736         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9737     nil]);
9738
9739     if (IsWildcat_) {
9740         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9741         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9742     } else {
9743         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9744     }
9745
9746     NSMutableArray *controllers([NSMutableArray array]);
9747     for (UITabBarItem *item in items) {
9748         UINavigationController *controller([[[UINavigationController alloc] init] autorelease]);
9749         [controller setTabBarItem:item];
9750         [controllers addObject:controller];
9751     }
9752     [tabbar_ setViewControllers:controllers];
9753
9754     [tabbar_ setUpdateDelegate:self];
9755 }
9756
9757 - (void) applicationDidFinishLaunching:(id)unused {
9758 _trace();
9759     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9760         [self setApplicationSupportsShakeToEdit:NO];
9761
9762     @synchronized (HostConfig_) {
9763         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9764     }
9765
9766     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9767         initWithMemoryCapacity:524288
9768         diskCapacity:10485760
9769         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9770     ] autorelease]];
9771
9772     [CydiaWebViewController _initialize];
9773
9774     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9775
9776     Font12_ = [[UIFont systemFontOfSize:12] retain];
9777     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9778     Font14_ = [[UIFont systemFontOfSize:14] retain];
9779     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9780     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9781
9782     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9783     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9784
9785     // XXX: I really need this thing... like, seriously... I'm sorry
9786     [[[CydiaWebViewController alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/appcache/", UI_]]] reloadData];
9787
9788     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9789     [window_ orderFront:self];
9790     [window_ makeKey:self];
9791     [window_ setHidden:NO];
9792
9793     if (
9794         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9795         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9796         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9797         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9798         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9799         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9800         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9801         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9802         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9803         false
9804     ) {
9805         [self addStashController];
9806         // XXX: this would be much cleaner as a yieldToSelector:
9807         // that way the removeStashController could happen right here inline
9808         // we also could no longer require the useless stash_ field anymore
9809         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9810         return;
9811     }
9812
9813     database_ = [Database sharedInstance];
9814     [database_ setDelegate:self];
9815
9816     [window_ setUserInteractionEnabled:NO];
9817     [self setupViewControllers];
9818
9819     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9820     [window_ addSubview:[emulated_ view]];
9821
9822     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9823 _trace();
9824 }
9825
9826 - (NSArray *) defaultStartPages {
9827     NSMutableArray *standard = [NSMutableArray array];
9828     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9829     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9830     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9831     if (!IsWildcat_) {
9832         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9833     } else {
9834         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9835         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9836     }
9837     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9838     return standard;
9839 }
9840
9841 - (void) loadData {
9842 _trace();
9843     if (Role_ == nil) {
9844         [window_ setUserInteractionEnabled:YES];
9845         [self showSettings];
9846         return;
9847     } else {
9848         if ([emulated_ modalViewController] != nil)
9849             [emulated_ dismissModalViewControllerAnimated:YES];
9850         [window_ setUserInteractionEnabled:NO];
9851     }
9852
9853     [self reloadData];
9854     PrintTimes();
9855
9856     [self disemulate];
9857
9858     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9859     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9860     int standardIndex = 0;
9861     NSArray *standard = [self defaultStartPages];
9862
9863     BOOL valid = YES;
9864
9865     if (saved == nil)
9866         valid = NO;
9867
9868     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9869     if (valid && closed != nil) {
9870         NSTimeInterval interval([closed timeIntervalSinceNow]);
9871         // XXX: Is 15 minutes the optimal time here?
9872         if (interval > 0 && interval <= -(15*60))
9873             valid = NO;
9874     }
9875
9876     if (valid && [saved count] != [standard count])
9877         valid = NO;
9878
9879     if (valid) {
9880         for (unsigned int i = 0; i < [standard count]; i++) {
9881             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9882             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9883             //      but it's good enough for now.
9884             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9885                 valid = NO;
9886                 break;
9887             }
9888         }
9889     }
9890
9891     NSArray *items = nil;
9892     if (valid) {
9893         [tabbar_ setSelectedIndex:savedIndex];
9894         items = saved;
9895     } else {
9896         [tabbar_ setSelectedIndex:standardIndex];
9897         items = standard;
9898     }
9899
9900     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9901         NSArray *stack = [items objectAtIndex:tab];
9902         UINavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9903         NSMutableArray *current = [NSMutableArray array];
9904
9905         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9906             NSString *addr = [stack objectAtIndex:nav];
9907             NSURL *url = [NSURL URLWithString:addr];
9908             CYViewController *page = [self pageForURL:url forExternal:NO];
9909             if (page != nil)
9910                 [current addObject:page];
9911         }
9912
9913         [navigation setViewControllers:current];
9914     }
9915
9916     // (Try to) show the startup URL.
9917     if (starturl_ != nil) {
9918         [self openCydiaURL:starturl_ forExternal:NO];
9919         [starturl_ release];
9920         starturl_ = nil;
9921     }
9922 }
9923
9924 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9925     if (item != nil && IsWildcat_) {
9926         [sheet showFromBarButtonItem:item animated:YES];
9927     } else {
9928         [sheet showInView:window_];
9929     }
9930 }
9931
9932 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9933     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9934     [progress setTitle:task];
9935     [progress addProgressEvent:event];
9936 }
9937
9938 - (void) addProgressEventForTask:(NSArray *)data {
9939     CydiaProgressEvent *event([data objectAtIndex:0]);
9940     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9941     [self addProgressEvent:event forTask:task];
9942 }
9943
9944 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9945     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9946 }
9947
9948 @end
9949
9950 /*IMP alloc_;
9951 id Alloc_(id self, SEL selector) {
9952     id object = alloc_(self, selector);
9953     lprintf("[%s]A-%p\n", self->isa->name, object);
9954     return object;
9955 }*/
9956
9957 /*IMP dealloc_;
9958 id Dealloc_(id self, SEL selector) {
9959     id object = dealloc_(self, selector);
9960     lprintf("[%s]D-%p\n", self->isa->name, object);
9961     return object;
9962 }*/
9963
9964 Class $WebDefaultUIKitDelegate;
9965
9966 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9967     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9968         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9969     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9970 }
9971
9972 static NSSet *MobilizedFiles_;
9973
9974 static NSURL *MobilizeURL(NSURL *url) {
9975     NSString *path([url path]);
9976     if ([path hasPrefix:@"/var/root/"]) {
9977         NSString *file([path substringFromIndex:10]);
9978         if ([MobilizedFiles_ containsObject:file])
9979             url = [NSURL fileURLWithPath:[@"/var/mobile/" stringByAppendingString:file] isDirectory:NO];
9980     }
9981
9982     return url;
9983 }
9984
9985 Class $CFXPreferencesPropertyListSource;
9986 @class CFXPreferencesPropertyListSource;
9987
9988 MSHook(BOOL, CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, CFXPreferencesPropertyListSource *self, SEL _cmd) {
9989     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
9990     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
9991     url = MobilizeURL(url);
9992     BOOL value(_CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(self, _cmd));
9993     //NSLog(@"%@ %s", [url absoluteString], value ? "YES" : "NO");
9994     url = old;
9995     [pool release];
9996     return value;
9997 }
9998
9999 MSHook(void *, CFXPreferencesPropertyListSource$createPlistFromDisk, CFXPreferencesPropertyListSource *self, SEL _cmd) {
10000     NSURL *&url(MSHookIvar<NSURL *>(self, "_url")), *old(url);
10001     NSAutoreleasePool *pool([[NSAutoreleasePool alloc] init]);
10002     url = MobilizeURL(url);
10003     void *value(_CFXPreferencesPropertyListSource$createPlistFromDisk(self, _cmd));
10004     //NSLog(@"%@ %@", [url absoluteString], value);
10005     url = old;
10006     [pool release];
10007     return value;
10008 }
10009
10010 Class $NSURLConnection;
10011
10012 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10013     NSMutableURLRequest *copy([request mutableCopy]);
10014
10015     NSURL *url([copy URL]);
10016     NSString *host([url host]);
10017     NSString *scheme([[url scheme] lowercaseString]);
10018
10019     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10020
10021     @synchronized (HostConfig_) {
10022         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10023             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10024                 [copy setHTTPShouldUsePipelining:YES];
10025     }
10026
10027     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10028     } return self;
10029 }
10030
10031 int main(int argc, char *argv[]) { _pooled
10032     _trace();
10033
10034     UpdateExternalStatus(0);
10035
10036     if (Class $UIDevice = objc_getClass("UIDevice")) {
10037         UIDevice *device([$UIDevice currentDevice]);
10038         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10039     } else
10040         IsWildcat_ = false;
10041
10042     UIScreen *screen([UIScreen mainScreen]);
10043     if ([screen respondsToSelector:@selector(scale)])
10044         ScreenScale_ = [screen scale];
10045     else
10046         ScreenScale_ = 1;
10047
10048     UIDevice *device([UIDevice currentDevice]);
10049     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10050         Idiom_ = @"iphone";
10051     else {
10052         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10053         if (idiom == UIUserInterfaceIdiomPhone)
10054             Idiom_ = @"iphone";
10055         else if (idiom == UIUserInterfaceIdiomPad)
10056             Idiom_ = @"ipad";
10057         else
10058             NSLog(@"unknown UIUserInterfaceIdiom!");
10059     }
10060
10061     SessionData_ = [[NSMutableDictionary alloc] initWithCapacity:4];
10062
10063     HostConfig_ = [[NSObject alloc] init];
10064     @synchronized (HostConfig_) {
10065         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10066         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10067     }
10068
10069     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
10070
10071     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10072
10073     MobilizedFiles_ = [NSMutableSet setWithObjects:
10074         @"Library/Preferences/com.apple.Accessibility.plist",
10075         @"Library/Preferences/com.apple.preferences.sounds.plist",
10076     nil];
10077
10078     /* Library Hacks {{{ */
10079     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10080
10081     $CFXPreferencesPropertyListSource = objc_getClass("CFXPreferencesPropertyListSource");
10082
10083     Method CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(_backingPlistChangedSinceLastSync)));
10084     if (CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync != NULL) {
10085         _CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync = reinterpret_cast<BOOL (*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10086         method_setImplementation(CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$_backingPlistChangedSinceLastSync));
10087     }
10088
10089     Method CFXPreferencesPropertyListSource$createPlistFromDisk(class_getInstanceMethod($CFXPreferencesPropertyListSource, @selector(createPlistFromDisk)));
10090     if (CFXPreferencesPropertyListSource$createPlistFromDisk != NULL) {
10091         _CFXPreferencesPropertyListSource$createPlistFromDisk = reinterpret_cast<void *(*)(CFXPreferencesPropertyListSource *, SEL)>(method_getImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk));
10092         method_setImplementation(CFXPreferencesPropertyListSource$createPlistFromDisk, reinterpret_cast<IMP>(&$CFXPreferencesPropertyListSource$createPlistFromDisk));
10093     }
10094
10095     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10096     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10097     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10098         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10099         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10100     }
10101
10102     $NSURLConnection = objc_getClass("NSURLConnection");
10103     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10104     if (NSURLConnection$init$ != NULL) {
10105         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10106         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10107     }
10108     /* }}} */
10109     /* Set Locale {{{ */
10110     Locale_ = CFLocaleCopyCurrent();
10111     Languages_ = [NSLocale preferredLanguages];
10112
10113     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10114     //NSLog(@"%@", [Languages_ description]);
10115
10116     const char *lang;
10117     if (Locale_ != NULL)
10118         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10119     else if (Languages_ != nil && [Languages_ count] != 0)
10120         lang = [[Languages_ objectAtIndex:0] UTF8String];
10121     else
10122         // XXX: consider just setting to C and then falling through?
10123         lang = NULL;
10124
10125     if (lang != NULL) {
10126         Pcre pattern("^([a-z][a-z])(?:-[A-Za-z]*)?(_[A-Z][A-Z])?$");
10127         lang = !pattern(lang) ? NULL : [pattern->*@"%1$@%2$@" UTF8String];
10128     }
10129
10130     NSLog(@"Setting Language: %s", lang);
10131
10132     if (lang != NULL) {
10133         setenv("LANG", lang, true);
10134         std::setlocale(LC_ALL, lang);
10135     }
10136     /* }}} */
10137
10138     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10139
10140     /* Parse Arguments {{{ */
10141     bool substrate(false);
10142
10143     if (argc != 0) {
10144         char **args(argv);
10145         int arge(1);
10146
10147         for (int argi(1); argi != argc; ++argi)
10148             if (strcmp(argv[argi], "--") == 0) {
10149                 arge = argi;
10150                 argv[argi] = argv[0];
10151                 argv += argi;
10152                 argc -= argi;
10153                 break;
10154             }
10155
10156         for (int argi(1); argi != arge; ++argi)
10157             if (strcmp(args[argi], "--substrate") == 0)
10158                 substrate = true;
10159             else
10160                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10161     }
10162     /* }}} */
10163
10164     App_ = [[NSBundle mainBundle] bundlePath];
10165     Advanced_ = YES;
10166
10167     setuid(0);
10168     setgid(0);
10169
10170     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10171     alloc_ = alloc->method_imp;
10172     alloc->method_imp = (IMP) &Alloc_;*/
10173
10174     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10175     dealloc_ = dealloc->method_imp;
10176     dealloc->method_imp = (IMP) &Dealloc_;*/
10177
10178     /* System Information {{{ */
10179     size_t size;
10180
10181     int maxproc;
10182     size = sizeof(maxproc);
10183     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10184         perror("sysctlbyname(\"kern.maxproc\", ?)");
10185     else if (maxproc < 64) {
10186         maxproc = 64;
10187         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10188             perror("sysctlbyname(\"kern.maxproc\", #)");
10189     }
10190
10191     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10192     char *osversion = new char[size];
10193     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10194         perror("sysctlbyname(\"kern.osversion\", ?)");
10195     else
10196         System_ = [NSString stringWithUTF8String:osversion];
10197
10198     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10199     char *machine = new char[size];
10200     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10201         perror("sysctlbyname(\"hw.machine\", ?)");
10202     else
10203         Machine_ = machine;
10204
10205     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10206         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10207             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10208                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10209                 CFRelease(serial);
10210             }
10211
10212             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10213                 NSData *data((NSData *) ecid);
10214                 size_t length([data length]);
10215                 uint8_t bytes[length];
10216                 [data getBytes:bytes];
10217                 char string[length * 2 + 1];
10218                 for (size_t i(0); i != length; ++i)
10219                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10220                 ChipID_ = [NSString stringWithUTF8String:string];
10221                 CFRelease(ecid);
10222             }
10223
10224             IOObjectRelease(service);
10225         }
10226     }
10227
10228     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10229
10230     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10231     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10232     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10233
10234     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10235     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10236     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10237
10238     if (mcc != NULL && mnc != NULL)
10239         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10240
10241     if (mnc != NULL)
10242         CFRelease(mnc);
10243     if (mcc != NULL)
10244         CFRelease(mcc);
10245
10246     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10247         Build_ = [system objectForKey:@"ProductBuildVersion"];
10248     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10249         Product_ = [info objectForKey:@"SafariProductVersion"];
10250         Safari_ = [info objectForKey:@"CFBundleVersion"];
10251     }
10252     /* }}} */
10253     /* Load Database {{{ */
10254     _trace();
10255     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10256     _trace();
10257     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10258
10259     if (Metadata_ == NULL)
10260         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10261     else {
10262         Settings_ = [Metadata_ objectForKey:@"Settings"];
10263
10264         Packages_ = [Metadata_ objectForKey:@"Packages"];
10265         Sections_ = [Metadata_ objectForKey:@"Sections"];
10266         Sources_ = [Metadata_ objectForKey:@"Sources"];
10267
10268         Token_ = [Metadata_ objectForKey:@"Token"];
10269     }
10270
10271     if (Settings_ != nil)
10272         Role_ = [Settings_ objectForKey:@"Role"];
10273
10274     if (Sections_ == nil) {
10275         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10276         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10277     }
10278
10279     if (Sources_ == nil) {
10280         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10281         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10282     }
10283     /* }}} */
10284
10285     _trace();
10286     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10287     _trace();
10288
10289     if (Packages_ != nil) {
10290         bool fail(false);
10291         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10292         _trace();
10293
10294         if (!fail) {
10295             [Metadata_ removeObjectForKey:@"Packages"];
10296             Packages_ = nil;
10297             Changed_ = true;
10298         }
10299     }
10300
10301     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10302
10303 #define MobileSubstrate_(name) \
10304     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10305         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10306         if (handle == NULL) \
10307             NSLog(@"%s", dlerror()); \
10308     }
10309
10310     MobileSubstrate_(Activator)
10311     MobileSubstrate_(libstatusbar)
10312     MobileSubstrate_(SimulatedKeyEvents)
10313     MobileSubstrate_(WinterBoard)
10314
10315     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10316         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10317
10318     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10319
10320     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10321         unlink("/tmp/.cydia.fw");
10322         goto firmware;
10323     } else if (access("/User", F_OK) != 0 || version < 4) {
10324       firmware:
10325         _trace();
10326         system("/usr/libexec/cydia/firmware.sh");
10327         _trace();
10328     }
10329
10330     _assert([[NSFileManager defaultManager]
10331         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10332         withIntermediateDirectories:YES
10333         attributes:nil
10334         error:NULL
10335     ]);
10336
10337     if (access("/tmp/cydia.chk", F_OK) == 0) {
10338         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10339             _assert(errno == ENOENT);
10340         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10341             _assert(errno == ENOENT);
10342     }
10343
10344     /* APT Initialization {{{ */
10345     _assert(pkgInitConfig(*_config));
10346     _assert(pkgInitSystem(*_config, _system));
10347
10348     if (lang != NULL)
10349         _config->Set("APT::Acquire::Translation", lang);
10350
10351     // XXX: this timeout might be important :(
10352     //_config->Set("Acquire::http::Timeout", 15);
10353
10354     _config->Set("Acquire::http::MaxParallel", 3);
10355     /* }}} */
10356     /* Color Choices {{{ */
10357     space_ = CGColorSpaceCreateDeviceRGB();
10358
10359     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10360     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10361     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10362     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10363     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10364     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10365     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10366     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10367     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10368
10369     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10370     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10371     /* }}}*/
10372     /* UIKit Configuration {{{ */
10373     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10374     if ($GSFontSetUseLegacyFontMetrics != NULL)
10375         $GSFontSetUseLegacyFontMetrics(YES);
10376
10377     // XXX: I have a feeling this was important
10378     //UIKeyboardDisableAutomaticAppearance();
10379     /* }}} */
10380
10381     Colon_ = UCLocalize("COLON_DELIMITED");
10382     Elision_ = UCLocalize("ELISION");
10383     Error_ = UCLocalize("ERROR");
10384     Warning_ = UCLocalize("WARNING");
10385
10386     _trace();
10387     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10388
10389     CGColorSpaceRelease(space_);
10390     CFRelease(Locale_);
10391
10392     return value;
10393 }