MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128
 129 #include "Version.h"
 130 /* }}} */
 131
 132 /* Profiler {{{ */
 133 struct timeval _ltv;
 134 bool _itv;
 135
 136 #define _timestamp ({ \
 137     struct timeval tv; \
 138     gettimeofday(&tv, NULL); \
 139     tv.tv_sec * 1000000 + tv.tv_usec; \
 140 })
 141
 142 typedef std::vector<class ProfileTime *> TimeList;
 143 TimeList times_;
 144
 145 class ProfileTime {
 146   private:
 147     const char *name_;
 148     uint64_t total_;
 149     uint64_t count_;
 150
 151   public:
 152     ProfileTime(const char *name) :
 153         name_(name),
 154         total_(0)
 155     {
 156         times_.push_back(this);
 157     }
 158
 159     void AddTime(uint64_t time) {
 160         total_ += time;
 161         ++count_;
 162     }
 163
 164     void Print() {
 165         if (total_ != 0)
 166             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 167         total_ = 0;
 168         count_ = 0;
 169     }
 170 };
 171
 172 class ProfileTimer {
 173   private:
 174     ProfileTime &time_;
 175     uint64_t start_;
 176
 177   public:
 178     ProfileTimer(ProfileTime &time) :
 179         time_(time),
 180         start_(_timestamp)
 181     {
 182     }
 183
 184     ~ProfileTimer() {
 185         time_.AddTime(_timestamp - start_);
 186     }
 187 };
 188
 189 void PrintTimes() {
 190     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 191         (*i)->Print();
 192     std::cerr << "========" << std::endl;
 193 }
 194
 195 #define _profile(name) { \
 196     static ProfileTime name(#name); \
 197     ProfileTimer _ ## name(name);
 198
 199 #define _end }
 200 /* }}} */
 201
 202 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 203
 204 #define CYPoolStart() \
 205     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 206     do
 207 #define CYPoolEnd() \
 208     while (false); \
 209     [_pool release];
 210
 211 // Hash Functions/Structures {{{
 212 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 213
 214 union SplitHash {
 215     uint32_t u32;
 216     uint16_t u16[2];
 217 };
 218 // }}}
 219
 220 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 221
 222 static _finline NSString *CydiaURL(NSString *path) {
 223     char page[26];
 224     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 225     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 226     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 227     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 228     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 229     page[25] = '\0';
 230     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 231 }
 232
 233 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 234     int notify_token;
 235     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 236         notify_set_state(notify_token, newStatus);
 237         notify_cancel(notify_token);
 238     }
 239     notify_post("com.saurik.Cydia.status");
 240 }
 241
 242 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 243 @interface NSObject (Cydia)
 244 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 245 - (id) yieldToSelector:(SEL)selector;
 246 @end
 247
 248 @implementation NSObject (Cydia)
 249
 250 - (void) doNothing {
 251 }
 252
 253 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 254     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 255     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 256     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 257
 258     /* XXX: deal with exceptions */
 259     id value([self performSelector:selector withObject:object]);
 260
 261     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 262     [context removeAllObjects];
 263     if ([signature methodReturnLength] != 0 && value != nil)
 264         [context addObject:value];
 265
 266     stopped = true;
 267
 268     [self
 269         performSelectorOnMainThread:@selector(doNothing)
 270         withObject:nil
 271         waitUntilDone:NO
 272     ];
 273 }
 274
 275 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 276     volatile bool stopped(false);
 277
 278     NSMutableArray *context([NSMutableArray arrayWithObjects:
 279         [NSValue valueWithPointer:selector],
 280         [NSValue valueWithNonretainedObject:object],
 281         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 282     nil]);
 283
 284     NSThread *thread([[[NSThread alloc]
 285         initWithTarget:self
 286         selector:@selector(_yieldToContext:)
 287         object:context
 288     ] autorelease]);
 289
 290     [thread start];
 291
 292     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 293     NSDate *future([NSDate distantFuture]);
 294     NSString *mode([loop currentMode] ?: NSDefaultRunLoopMode);
 295
 296     while (!stopped && [loop runMode:mode beforeDate:future]);
 297
 298     return [context count] == 0 ? nil : [context objectAtIndex:0];
 299 }
 300
 301 - (id) yieldToSelector:(SEL)selector {
 302     return [self yieldToSelector:selector withObject:nil];
 303 }
 304
 305 @end
 306 /* }}} */
 307
 308 /* Cydia Alert View {{{ */
 309 @interface CYAlertView : UIAlertView {
 310     unsigned button_;
 311 }
 312
 313 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 314
 315 @end
 316
 317 @implementation CYAlertView
 318
 319 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 320     if ((self = [super init]) != nil) {
 321         [self setTitle:title];
 322         [self setDelegate:self];
 323         for (NSString *button in buttons) [self addButtonWithTitle:button];
 324         [self setCancelButtonIndex:index];
 325     } return self;
 326 }
 327
 328 - (void) _updateFrameForDisplay {
 329     [super _updateFrameForDisplay];
 330     if ([self cancelButtonIndex] == -1) {
 331         NSArray *buttons = [self buttons];
 332         if ([buttons count]) {
 333             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 334             for (UIThreePartButton *button in buttons)
 335                 [button setBackground:background forState:0];
 336         }
 337     }
 338 }
 339
 340 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 341     button_ = buttonIndex + 1;
 342 }
 343
 344 - (void) dismiss {
 345     [self dismissWithClickedButtonIndex:-1 animated:YES];
 346 }
 347
 348 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 349     [self setRunsModal:YES];
 350     button_ = 0;
 351     [self show];
 352     return button_;
 353 }
 354
 355 @end
 356 /* }}} */
 357
 358 /* NSForcedOrderingSearch doesn't work on the iPhone */
 359 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 360 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 361 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 362
 363 #define lprintf(args...) fprintf(stderr, args)
 364
 365 #define ForRelease 1
 366 #define TraceLogging (1 && !ForRelease)
 367 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 368 #define ProfileTimes (0 && !ForRelease)
 369 #define ForSaurik (0 && !ForRelease)
 370 #define LogBrowser (0 && !ForRelease)
 371 #define TrackResize (0 && !ForRelease)
 372 #define ManualRefresh (1 && !ForRelease)
 373 #define ShowInternals (0 && !ForRelease)
 374 #define AlwaysReload (0 && !ForRelease)
 375 #define TryIndexedCollation (0 && !ForRelease)
 376
 377 #if !TraceLogging
 378 #undef _trace
 379 #define _trace(args...)
 380 #endif
 381
 382 #if !ProfileTimes
 383 #undef _profile
 384 #define _profile(name) {
 385 #undef _end
 386 #define _end }
 387 #define PrintTimes() do {} while (false)
 388 #endif
 389
 390 /* Radix Sort {{{ */
 391 typedef uint32_t (*SKRadixFunction)(id, void *);
 392
 393 @interface NSMutableArray (Radix)
 394 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 395 @end
 396
 397 struct RadixItem_ {
 398     size_t index;
 399     uint32_t key;
 400 };
 401
 402 @implementation NSMutableArray (Radix)
 403
 404 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 405     size_t count([self count]);
 406     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 407
 408     for (size_t i(0); i != count; ++i) {
 409         RadixItem_ &item(swap[i]);
 410         item.index = i;
 411
 412         id object([self objectAtIndex:i]);
 413         item.key = function(object, argument);
 414     }
 415
 416     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 417
 418     static const size_t width = 32;
 419     static const size_t bits = 11;
 420     static const size_t slots = 1 << bits;
 421     static const size_t passes = (width + (bits - 1)) / bits;
 422
 423     size_t *hist(new size_t[slots]);
 424
 425     for (size_t pass(0); pass != passes; ++pass) {
 426         memset(hist, 0, sizeof(size_t) * slots);
 427
 428         for (size_t i(0); i != count; ++i) {
 429             uint32_t key(lhs[i].key);
 430             key >>= pass * bits;
 431             key &= _not(uint32_t) >> width - bits;
 432             ++hist[key];
 433         }
 434
 435         size_t offset(0);
 436         for (size_t i(0); i != slots; ++i) {
 437             size_t local(offset);
 438             offset += hist[i];
 439             hist[i] = local;
 440         }
 441
 442         for (size_t i(0); i != count; ++i) {
 443             uint32_t key(lhs[i].key);
 444             key >>= pass * bits;
 445             key &= _not(uint32_t) >> width - bits;
 446             rhs[hist[key]++] = lhs[i];
 447         }
 448
 449         RadixItem_ *tmp(lhs);
 450         lhs = rhs;
 451         rhs = tmp;
 452     }
 453
 454     delete [] hist;
 455
 456     const void **values(new const void *[count]);
 457     for (size_t i(0); i != count; ++i)
 458         values[i] = [self objectAtIndex:lhs[i].index];
 459     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 460     delete [] values;
 461
 462     delete [] swap;
 463 }
 464
 465 @end
 466 /* }}} */
 467 /* Insertion Sort {{{ */
 468
 469 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 470     const char *ptr = (const char *)list;
 471     while (0 < count) {
 472         CFIndex half = count / 2;
 473         const char *probe = ptr + elementSize * half;
 474         CFComparisonResult cr = comparator(element, probe, context);
 475     if (0 == cr) return (probe - (const char *)list) / elementSize;
 476         ptr = (cr < 0) ? ptr : probe + elementSize;
 477         count = (cr < 0) ? half : (half + (count & 1) - 1);
 478     }
 479     return (ptr - (const char *)list) / elementSize;
 480 }
 481
 482 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 483     const char *ptr = (const char *)list;
 484     while (0 < count) {
 485         CFIndex half = count / 2;
 486         const char *probe = ptr + elementSize * half;
 487         CFComparisonResult cr = comparator(element, probe, context);
 488     if (0 == cr) return (probe - (const char *)list) / elementSize;
 489         ptr = (cr < 0) ? ptr : probe + elementSize;
 490         count = (cr < 0) ? half : (half + (count & 1) - 1);
 491     }
 492     return (ptr - (const char *)list) / elementSize;
 493 }
 494
 495 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 496     if (range.length == 0)
 497         return;
 498     const void **values(new const void *[range.length]);
 499     CFArrayGetValues(array, range, values);
 500
 501 #if HistogramInsertionSort > 0
 502     uint32_t total(0), *offsets(new uint32_t[range.length]);
 503 #endif
 504
 505     for (CFIndex index(1); index != range.length; ++index) {
 506         const void *value(values[index]);
 507         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 508         CFIndex correct(index);
 509         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 510 #if HistogramInsertionSort > 1
 511             NSLog(@"%@ < %@", value, values[correct - 1]);
 512 #endif
 513             if (--correct == 0)
 514                 break;
 515         }
 516         if (correct != index) {
 517             size_t offset(index - correct);
 518 #if HistogramInsertionSort
 519             total += offset;
 520             ++offsets[offset];
 521             if (offset > 10)
 522                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 523 #endif
 524             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 525             values[correct] = value;
 526         }
 527     }
 528
 529     CFArrayReplaceValues(array, range, values, range.length);
 530     delete [] values;
 531
 532 #if HistogramInsertionSort > 0
 533     for (CFIndex index(0); index != range.length; ++index)
 534         if (offsets[index] != 0)
 535             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 536     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 537     delete [] offsets;
 538 #endif
 539 }
 540
 541 /* }}} */
 542
 543 /* Apple Bug Fixes {{{ */
 544 @implementation UIWebDocumentView (Cydia)
 545
 546 - (void) _setScrollerOffset:(CGPoint)offset {
 547     UIScroller *scroller([self _scroller]);
 548
 549     CGSize size([scroller contentSize]);
 550     CGSize bounds([scroller bounds].size);
 551
 552     CGPoint max;
 553     max.x = size.width - bounds.width;
 554     max.y = size.height - bounds.height;
 555
 556     // wtf Apple?!
 557     if (max.x < 0)
 558         max.x = 0;
 559     if (max.y < 0)
 560         max.y = 0;
 561
 562     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 563     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 564
 565     [scroller setOffset:offset];
 566 }
 567
 568 @end
 569 /* }}} */
 570
 571 @interface NSInvocation (Cydia)
 572 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 573 @end
 574
 575 @implementation NSInvocation (Cydia)
 576
 577 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 578     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 579     [invocation setTarget:target];
 580     [invocation setSelector:selector];
 581     return invocation;
 582 }
 583
 584 @end
 585
 586 @implementation WebScriptObject (NSFastEnumeration)
 587
 588 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 589     size_t length([self count] - state->state);
 590     if (length <= 0)
 591         return 0;
 592     else if (length > count)
 593         length = count;
 594     for (size_t i(0); i != length; ++i)
 595         objects[i] = [self objectAtIndex:state->state++];
 596     state->itemsPtr = objects;
 597     state->mutationsPtr = (unsigned long *) self;
 598     return length;
 599 }
 600
 601 @end
 602
 603 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 604     size_t length([self length] - state->state);
 605     if (length <= 0)
 606         return 0;
 607     else if (length > count)
 608         length = count;
 609     for (size_t i(0); i != length; ++i)
 610         objects[i] = [self item:state->state++];
 611     state->itemsPtr = objects;
 612     state->mutationsPtr = (unsigned long *) self;
 613     return length;
 614 }
 615
 616 /* Cydia NSString Additions {{{ */
 617 @interface NSString (Cydia)
 618 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 619 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 620 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 621 - (NSComparisonResult) compareByPath:(NSString *)other;
 622 - (NSString *) stringByCachingURLWithCurrentCDN;
 623 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 624 @end
 625
 626 @implementation NSString (Cydia)
 627
 628 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 629     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 630 }
 631
 632 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 633     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 634     memcpy(data, bytes, length);
 635     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 636 }
 637
 638 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 639     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 640 }
 641
 642 - (NSComparisonResult) compareByPath:(NSString *)other {
 643     NSString *prefix = [self commonPrefixWithString:other options:0];
 644     size_t length = [prefix length];
 645
 646     NSRange lrange = NSMakeRange(length, [self length] - length);
 647     NSRange rrange = NSMakeRange(length, [other length] - length);
 648
 649     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 650     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 651
 652     NSComparisonResult value;
 653
 654     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 655         value = NSOrderedSame;
 656     else if (lrange.location == NSNotFound)
 657         value = NSOrderedAscending;
 658     else if (rrange.location == NSNotFound)
 659         value = NSOrderedDescending;
 660     else
 661         value = NSOrderedSame;
 662
 663     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 664         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 665     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 666         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 667
 668     NSComparisonResult result = [lpath compare:rpath];
 669     return result == NSOrderedSame ? value : result;
 670 }
 671
 672 - (NSString *) stringByCachingURLWithCurrentCDN {
 673     return [self
 674         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 675         withString:@"://cache.cydia.saurik.com/"
 676     ];
 677 }
 678
 679 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 680     return [(id)CFURLCreateStringByAddingPercentEscapes(
 681         kCFAllocatorDefault,
 682         (CFStringRef) self,
 683         NULL,
 684         CFSTR(";/?:@&=+$,"),
 685         kCFStringEncodingUTF8
 686     ) autorelease];
 687 }
 688
 689 @end
 690 /* }}} */
 691
 692 /* C++ NSString Wrapper Cache {{{ */
 693 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 694     return size == 0 ? NULL :
 695         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 696         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 697 }
 698
 699 static _finline CFStringRef CYStringCreate(const char *data) {
 700     return CYStringCreate(data, strlen(data));
 701 }
 702
 703 class CYString {
 704   private:
 705     char *data_;
 706     size_t size_;
 707     CFStringRef cache_;
 708
 709     _finline void clear_() {
 710         if (cache_ != NULL) {
 711             CFRelease(cache_);
 712             cache_ = NULL;
 713         }
 714     }
 715
 716   public:
 717     _finline bool empty() const {
 718         return size_ == 0;
 719     }
 720
 721     _finline size_t size() const {
 722         return size_;
 723     }
 724
 725     _finline char *data() const {
 726         return data_;
 727     }
 728
 729     _finline void clear() {
 730         size_ = 0;
 731         clear_();
 732     }
 733
 734     _finline CYString() :
 735         data_(0),
 736         size_(0),
 737         cache_(NULL)
 738     {
 739     }
 740
 741     _finline ~CYString() {
 742         clear_();
 743     }
 744
 745     void operator =(const CYString &rhs) {
 746         data_ = rhs.data_;
 747         size_ = rhs.size_;
 748
 749         if (rhs.cache_ == nil)
 750             cache_ = NULL;
 751         else
 752             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 753     }
 754
 755     void copy(apr_pool_t *pool) {
 756         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 757         memcpy(temp, data_, size_);
 758         temp[size_] = '\0';
 759         data_ = temp;
 760     }
 761
 762     void set(apr_pool_t *pool, const char *data, size_t size) {
 763         if (size == 0)
 764             clear();
 765         else {
 766             clear_();
 767
 768             data_ = const_cast<char *>(data);
 769             size_ = size;
 770
 771             if (pool != NULL)
 772                 copy(pool);
 773         }
 774     }
 775
 776     _finline void set(apr_pool_t *pool, const char *data) {
 777         set(pool, data, data == NULL ? 0 : strlen(data));
 778     }
 779
 780     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 781         set(pool, rhs.data(), rhs.size());
 782     }
 783
 784     bool operator ==(const CYString &rhs) const {
 785         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 786     }
 787
 788     _finline operator CFStringRef() {
 789         if (cache_ == NULL)
 790             cache_ = CYStringCreate(data_, size_);
 791         return cache_;
 792     }
 793
 794     _finline operator id() {
 795         return (NSString *) static_cast<CFStringRef>(*this);
 796     }
 797
 798     _finline operator const char *() {
 799         return reinterpret_cast<const char *>(data_);
 800     }
 801 };
 802 /* }}} */
 803 /* C++ NSString Algorithm Adapters {{{ */
 804 extern "C" {
 805     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 806 }
 807
 808 struct NSStringMapHash :
 809     std::unary_function<NSString *, size_t>
 810 {
 811     _finline size_t operator ()(NSString *value) const {
 812         return CFStringHashNSString((CFStringRef) value);
 813     }
 814 };
 815
 816 struct NSStringMapLess :
 817     std::binary_function<NSString *, NSString *, bool>
 818 {
 819     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 820         return [lhs compare:rhs] == NSOrderedAscending;
 821     }
 822 };
 823
 824 struct NSStringMapEqual :
 825     std::binary_function<NSString *, NSString *, bool>
 826 {
 827     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 828         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 829         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 830         //[lhs isEqualToString:rhs];
 831     }
 832 };
 833 /* }}} */
 834
 835 /* Perl-Compatible RegEx {{{ */
 836 class Pcre {
 837   private:
 838     pcre *code_;
 839     pcre_extra *study_;
 840     int capture_;
 841     int *matches_;
 842     const char *data_;
 843
 844   public:
 845     Pcre(const char *regex) :
 846         study_(NULL)
 847     {
 848         const char *error;
 849         int offset;
 850         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 851
 852         if (code_ == NULL) {
 853             lprintf("%d:%s\n", offset, error);
 854             _assert(false);
 855         }
 856
 857         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 858         matches_ = new int[(capture_ + 1) * 3];
 859     }
 860
 861     ~Pcre() {
 862         pcre_free(code_);
 863         delete matches_;
 864     }
 865
 866     NSString *operator [](size_t match) {
 867         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 868     }
 869
 870     bool operator ()(NSString *data) {
 871         // XXX: length is for characters, not for bytes
 872         return operator ()([data UTF8String], [data length]);
 873     }
 874
 875     bool operator ()(const char *data, size_t size) {
 876         data_ = data;
 877         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 878     }
 879 };
 880 /* }}} */
 881 /* Mime Addresses {{{ */
 882 @interface Address : NSObject {
 883     NSString *name_;
 884     NSString *address_;
 885 }
 886
 887 - (NSString *) name;
 888 - (NSString *) address;
 889
 890 - (void) setAddress:(NSString *)address;
 891
 892 + (Address *) addressWithString:(NSString *)string;
 893 - (Address *) initWithString:(NSString *)string;
 894
 895 @end
 896
 897 @implementation Address
 898
 899 - (void) dealloc {
 900     [name_ release];
 901     if (address_ != nil)
 902         [address_ release];
 903     [super dealloc];
 904 }
 905
 906 - (NSString *) name {
 907     return name_;
 908 }
 909
 910 - (NSString *) address {
 911     return address_;
 912 }
 913
 914 - (void) setAddress:(NSString *)address {
 915     if (address_ != nil)
 916         [address_ autorelease];
 917     if (address == nil)
 918         address_ = nil;
 919     else
 920         address_ = [address retain];
 921 }
 922
 923 + (Address *) addressWithString:(NSString *)string {
 924     return [[[Address alloc] initWithString:string] autorelease];
 925 }
 926
 927 + (NSArray *) _attributeKeys {
 928     return [NSArray arrayWithObjects:
 929         @"address",
 930         @"name",
 931     nil];
 932 }
 933
 934 - (NSArray *) attributeKeys {
 935     return [[self class] _attributeKeys];
 936 }
 937
 938 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 939     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 940 }
 941
 942 - (Address *) initWithString:(NSString *)string {
 943     if ((self = [super init]) != nil) {
 944         const char *data = [string UTF8String];
 945         size_t size = [string length];
 946
 947         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 948
 949         if (address_r(data, size)) {
 950             name_ = [address_r[1] retain];
 951             address_ = [address_r[2] retain];
 952         } else {
 953             name_ = [string retain];
 954             address_ = nil;
 955         }
 956     } return self;
 957 }
 958
 959 @end
 960 /* }}} */
 961 /* CoreGraphics Primitives {{{ */
 962 class CYColor {
 963   private:
 964     CGColorRef color_;
 965
 966     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 967         CGFloat color[] = {red, green, blue, alpha};
 968         return CGColorCreate(space, color);
 969     }
 970
 971   public:
 972     CYColor() :
 973         color_(NULL)
 974     {
 975     }
 976
 977     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 978         color_(Create_(space, red, green, blue, alpha))
 979     {
 980         Set(space, red, green, blue, alpha);
 981     }
 982
 983     void Clear() {
 984         if (color_ != NULL)
 985             CGColorRelease(color_);
 986     }
 987
 988     ~CYColor() {
 989         Clear();
 990     }
 991
 992     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 993         Clear();
 994         color_ = Create_(space, red, green, blue, alpha);
 995     }
 996
 997     operator CGColorRef() {
 998         return color_;
 999     }
1000 };
1001 /* }}} */
1002
1003 /* Random Global Variables {{{ */
1004 static const int PulseInterval_ = 50000;
1005
1006 static const NSString *UI_;
1007
1008 static int Finish_;
1009 static bool RestartSubstrate_;
1010 static NSArray *Finishes_;
1011
1012 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1013 #define NotifyConfig_ "/etc/notify.conf"
1014
1015 static bool Queuing_;
1016
1017 static CYColor Blue_;
1018 static CYColor Blueish_;
1019 static CYColor Black_;
1020 static CYColor Off_;
1021 static CYColor White_;
1022 static CYColor Gray_;
1023 static CYColor Green_;
1024 static CYColor Purple_;
1025 static CYColor Purplish_;
1026
1027 static UIColor *InstallingColor_;
1028 static UIColor *RemovingColor_;
1029
1030 static NSString *App_;
1031 static NSString *Home_;
1032
1033 static BOOL Advanced_;
1034 static BOOL Ignored_;
1035
1036 static UIFont *Font12_;
1037 static UIFont *Font12Bold_;
1038 static UIFont *Font14_;
1039 static UIFont *Font18Bold_;
1040 static UIFont *Font22Bold_;
1041
1042 static const char *Machine_ = NULL;
1043 static NSString *System_ = nil;
1044 static NSString *SerialNumber_ = nil;
1045 static NSString *ChipID_ = nil;
1046 static _H<NSString> Token_;
1047 static NSString *UniqueID_ = nil;
1048 static NSString *PLMN_ = nil;
1049 static NSString *Build_ = nil;
1050 static NSString *Product_ = nil;
1051 static NSString *Safari_ = nil;
1052
1053 static CFLocaleRef Locale_;
1054 static NSArray *Languages_;
1055 static CGColorSpaceRef space_;
1056
1057 static NSDictionary *SectionMap_;
1058 static NSMutableDictionary *Metadata_;
1059 static _transient NSMutableDictionary *Settings_;
1060 static _transient NSString *Role_;
1061 static _transient NSMutableDictionary *Packages_;
1062 static _transient NSMutableDictionary *Sections_;
1063 static _transient NSMutableDictionary *Sources_;
1064 static bool Changed_;
1065 static time_t now_;
1066
1067 bool IsWildcat_;
1068 static CGFloat ScreenScale_;
1069 /* }}} */
1070
1071 /* Display Helpers {{{ */
1072 inline float Interpolate(float begin, float end, float fraction) {
1073     return (end - begin) * fraction + begin;
1074 }
1075
1076 static _finline const char *StripVersion_(const char *version) {
1077     const char *colon(strchr(version, ':'));
1078     return colon == NULL ? version : colon + 1;
1079 }
1080
1081 NSString *LocalizeSection(NSString *section) {
1082     static Pcre title_r("^(.*?) \\((.*)\\)$");
1083     if (title_r(section)) {
1084         NSString *parent(title_r[1]);
1085         NSString *child(title_r[2]);
1086
1087         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1088             LocalizeSection(parent),
1089             LocalizeSection(child)
1090         ];
1091     }
1092
1093     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1094 }
1095
1096 NSString *Simplify(NSString *title) {
1097     const char *data = [title UTF8String];
1098     size_t size = [title length];
1099
1100     static Pcre square_r("^\\[(.*)\\]$");
1101     if (square_r(data, size))
1102         return Simplify(square_r[1]);
1103
1104     static Pcre paren_r("^\\((.*)\\)$");
1105     if (paren_r(data, size))
1106         return Simplify(paren_r[1]);
1107
1108     static Pcre title_r("^(.*?) \\((.*)\\)$");
1109     if (title_r(data, size))
1110         return Simplify(title_r[1]);
1111
1112     return title;
1113 }
1114 /* }}} */
1115
1116 NSString *GetLastUpdate() {
1117     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1118
1119     if (update == nil)
1120         return UCLocalize("NEVER_OR_UNKNOWN");
1121
1122     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1123     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1124
1125     CFRelease(formatter);
1126
1127     return [(NSString *) formatted autorelease];
1128 }
1129
1130 bool isSectionVisible(NSString *section) {
1131     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1132     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1133     return hidden == nil || ![hidden boolValue];
1134 }
1135
1136 @class Cydia;
1137
1138 /* Delegate Prototypes {{{ */
1139 @class Package;
1140 @class Source;
1141 @class CydiaProgressEvent;
1142
1143 @protocol DatabaseDelegate
1144 - (void) repairWithSelector:(SEL)selector;
1145 - (void) setConfigurationData:(NSString *)data;
1146 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1147 @end
1148
1149 @class CYPackageController;
1150
1151 @protocol CydiaDelegate
1152 - (void) retainNetworkActivityIndicator;
1153 - (void) releaseNetworkActivityIndicator;
1154 - (void) clearPackage:(Package *)package;
1155 - (void) installPackage:(Package *)package;
1156 - (void) installPackages:(NSArray *)packages;
1157 - (void) removePackage:(Package *)package;
1158 - (void) beginUpdate;
1159 - (BOOL) updating;
1160 - (void) distUpgrade;
1161 - (void) loadData;
1162 - (void) updateData;
1163 - (void) syncData;
1164 - (void) addTrivialSource:(NSString *)href;
1165 - (void) showSettings;
1166 - (UIProgressHUD *) addProgressHUD;
1167 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1168 - (CYViewController *) pageForPackage:(NSString *)name;
1169 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1170 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1171 @end
1172 /* }}} */
1173
1174 /* ProgressEvent Interface/Delegate {{{ */
1175 @interface CydiaProgressEvent : NSObject {
1176     _H<NSString> message_;
1177     _H<NSString> type_;
1178
1179     _H<NSArray> item_;
1180     _H<NSString> package_;
1181     _H<NSString> url_;
1182     _H<NSString> version_;
1183 }
1184
1185 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1186 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1187 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1188
1189 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1190
1191 - (NSString *) message;
1192 - (NSString *) type;
1193
1194 - (NSArray *) item;
1195 - (NSString *) package;
1196 - (NSString *) url;
1197 - (NSString *) version;
1198
1199 - (void) setItem:(NSArray *)item;
1200 - (void) setPackage:(NSString *)package;
1201 - (void) setURL:(NSString *)url;
1202 - (void) setVersion:(NSString *)version;
1203
1204 - (NSString *) compound:(NSString *)value;
1205 - (NSString *) compoundMessage;
1206 - (NSString *) compoundTitle;
1207
1208 @end
1209
1210 @protocol ProgressDelegate
1211 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1212 - (void) setProgressPercent:(NSNumber *)percent;
1213 - (void) setProgressCancellable:(NSNumber *)cancellable;
1214 - (bool) isProgressCancelled;
1215 - (void) setTitle:(NSString *)title;
1216 @end
1217 /* }}} */
1218 /* Status Delegation {{{ */
1219 class Status :
1220     public pkgAcquireStatus
1221 {
1222   private:
1223     _transient NSObject<ProgressDelegate> *delegate_;
1224     bool cancelled_;
1225
1226   public:
1227     Status() :
1228         delegate_(nil),
1229         cancelled_(false)
1230     {
1231     }
1232
1233     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1234         delegate_ = delegate;
1235     }
1236
1237     NSObject<ProgressDelegate> *getDelegate() const {
1238         return delegate_;
1239     }
1240
1241     virtual bool MediaChange(std::string media, std::string drive) {
1242         return false;
1243     }
1244
1245     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1246     }
1247
1248     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1249         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1250         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:@"STATUS" forItem:item]);
1251         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1252     }
1253
1254     virtual void Done(pkgAcquire::ItemDesc &item) {
1255     }
1256
1257     virtual void Fail(pkgAcquire::ItemDesc &item) {
1258         if (
1259             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1260             item.Owner->Status == pkgAcquire::Item::StatDone
1261         )
1262             return;
1263
1264         std::string &error(item.Owner->ErrorText);
1265         if (error.empty())
1266             return;
1267
1268         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:@"ERROR" forItem:item]);
1269         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1270     }
1271
1272     virtual bool Pulse(pkgAcquire *Owner) {
1273         bool value = pkgAcquireStatus::Pulse(Owner);
1274
1275         float percent(
1276             double(CurrentBytes + CurrentItems) /
1277             double(TotalBytes + TotalItems)
1278         );
1279
1280         [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:percent] waitUntilDone:YES];
1281         if (value && ![delegate_ isProgressCancelled])
1282             return true;
1283         else {
1284             cancelled_ = true;
1285             return false;
1286         }
1287     }
1288
1289     _finline bool WasCancelled() const {
1290         return cancelled_;
1291     }
1292
1293     virtual void Start() {
1294         pkgAcquireStatus::Start();
1295         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1296     }
1297
1298     virtual void Stop() {
1299         pkgAcquireStatus::Stop();
1300         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1301     }
1302 };
1303 /* }}} */
1304 /* Database Interface {{{ */
1305 typedef std::map< unsigned long, _H<Source> > SourceMap;
1306
1307 @interface Database : NSObject {
1308     NSZone *zone_;
1309     apr_pool_t *pool_;
1310
1311     unsigned era_;
1312
1313     pkgCacheFile cache_;
1314     pkgDepCache::Policy *policy_;
1315     pkgRecords *records_;
1316     pkgProblemResolver *resolver_;
1317     pkgAcquire *fetcher_;
1318     FileFd *lock_;
1319     SPtr<pkgPackageManager> manager_;
1320     pkgSourceList *list_;
1321
1322     SourceMap sourceMap_;
1323     NSMutableArray *sourceList_;
1324
1325     CFMutableArrayRef packages_;
1326
1327     _transient NSObject<DatabaseDelegate> *delegate_;
1328     _transient NSObject<ProgressDelegate> *progress_;
1329
1330     Status status_;
1331
1332     int cydiafd_;
1333     int statusfd_;
1334     FILE *input_;
1335
1336     std::map<const char *, _H<NSString> > sections_;
1337 }
1338
1339 + (Database *) sharedInstance;
1340 - (unsigned) era;
1341
1342 - (void) _readCydia:(NSNumber *)fd;
1343 - (void) _readStatus:(NSNumber *)fd;
1344 - (void) _readOutput:(NSNumber *)fd;
1345
1346 - (FILE *) input;
1347
1348 - (Package *) packageWithName:(NSString *)name;
1349
1350 - (pkgCacheFile &) cache;
1351 - (pkgDepCache::Policy *) policy;
1352 - (pkgRecords *) records;
1353 - (pkgProblemResolver *) resolver;
1354 - (pkgAcquire &) fetcher;
1355 - (pkgSourceList &) list;
1356 - (NSArray *) packages;
1357 - (NSArray *) sources;
1358 - (Source *) sourceWithKey:(NSString *)key;
1359 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1360
1361 - (void) configure;
1362 - (bool) prepare;
1363 - (void) perform;
1364 - (bool) upgrade;
1365 - (void) update;
1366
1367 - (void) updateWithStatus:(Status &)status;
1368
1369 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1370
1371 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1372 - (NSObject<ProgressDelegate> *) progressDelegate;
1373
1374 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1375
1376 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1377
1378 @end
1379 /* }}} */
1380 /* ProgressEvent Implementation {{{ */
1381 @implementation CydiaProgressEvent
1382
1383 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1384     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1385 }
1386
1387 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1388     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1389     [event setPackage:package];
1390     return event;
1391 }
1392
1393 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1394     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1395
1396     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1397     NSArray *fields([description componentsSeparatedByString:@" "]);
1398     [event setItem:fields];
1399
1400     if ([fields count] > 3) {
1401         [event setPackage:[fields objectAtIndex:2]];
1402         [event setVersion:[fields objectAtIndex:3]];
1403     }
1404
1405     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1406
1407     return event;
1408 }
1409
1410 + (NSArray *) _attributeKeys {
1411     return [NSArray arrayWithObjects:
1412         @"item",
1413         @"message",
1414         @"package",
1415         @"type",
1416         @"url",
1417         @"version",
1418     nil];
1419 }
1420
1421 - (NSArray *) attributeKeys {
1422     return [[self class] _attributeKeys];
1423 }
1424
1425 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1426     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1427 }
1428
1429 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1430     if ((self = [super init]) != nil) {
1431         message_ = message;
1432         type_ = type;
1433     } return self;
1434 }
1435
1436 - (NSString *) message {
1437     return message_;
1438 }
1439
1440 - (NSString *) type {
1441     return type_;
1442 }
1443
1444 - (NSArray *) item {
1445     return (id) item_ ?: [NSNull null];
1446 }
1447
1448 - (void) setItem:(NSArray *)item {
1449     item_ = item;
1450 }
1451
1452 - (NSString *) package {
1453     return (id) package_ ?: [NSNull null];
1454 }
1455
1456 - (void) setPackage:(NSString *)package {
1457     package_ = package;
1458 }
1459
1460 - (NSString *) url {
1461     return (id) url_ ?: [NSNull null];
1462 }
1463
1464 - (void) setURL:(NSString *)url {
1465     url_ = url;
1466 }
1467
1468 - (void) setVersion:(NSString *)version {
1469     version_ = version;
1470 }
1471
1472 - (NSString *) version {
1473     return (id) version_ ?: [NSNull null];
1474 }
1475
1476 - (NSString *) compound:(NSString *)value {
1477     if (value != nil) {
1478         NSString *mode(nil); {
1479             NSString *type([self type]);
1480             if ([type isEqualToString:@"ERROR"])
1481                 mode = UCLocalize("ERROR");
1482             else if ([type isEqualToString:@"WARNING"])
1483                 mode = UCLocalize("WARNING");
1484         }
1485
1486         if (mode != nil)
1487             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1488     }
1489
1490     return value;
1491 }
1492
1493 - (NSString *) compoundMessage {
1494     return [self compound:[self message]];
1495 }
1496
1497 - (NSString *) compoundTitle {
1498     NSString *title;
1499
1500     if (package_ == nil)
1501         title = nil;
1502     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1503         title = [package name];
1504     else
1505         title = package_;
1506
1507     return [self compound:title];
1508 }
1509
1510 @end
1511 /* }}} */
1512
1513 // Cytore Definitions {{{
1514 struct PackageValue :
1515     Cytore::Block
1516 {
1517     Cytore::Offset<PackageValue> next_;
1518
1519     uint32_t index_ : 23;
1520     uint32_t subscribed_ : 1;
1521     uint32_t : 8;
1522
1523     int32_t first_;
1524     int32_t last_;
1525
1526     uint16_t vhash_;
1527     uint16_t nhash_;
1528
1529     char version_[8];
1530     char name_[];
1531 };
1532
1533 struct MetaValue :
1534     Cytore::Block
1535 {
1536     uint32_t active_;
1537     Cytore::Offset<PackageValue> packages_[1 << 16];
1538 };
1539
1540 static Cytore::File<MetaValue> MetaFile_;
1541 // }}}
1542 // Cytore Helper Functions {{{
1543 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1544     SplitHash nhash = { hashlittle(name, length) };
1545
1546     PackageValue *metadata;
1547
1548     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1549     offset: if (offset->IsNull()) {
1550         *offset = MetaFile_.New<PackageValue>(length + 1);
1551         metadata = &MetaFile_.Get(*offset);
1552
1553         if (metadata == NULL) {
1554             if (fail != NULL)
1555                 *fail = true;
1556
1557             metadata = new PackageValue();
1558             memset(metadata, 0, sizeof(*metadata));
1559         }
1560
1561         memcpy(metadata->name_, name, length + 1);
1562         metadata->nhash_ = nhash.u16[1];
1563     } else {
1564         metadata = &MetaFile_.Get(*offset);
1565
1566         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1567             offset = &metadata->next_;
1568             goto offset;
1569         }
1570     }
1571
1572     return metadata;
1573 }
1574
1575 static void PackageImport(const void *key, const void *value, void *context) {
1576     bool &fail(*reinterpret_cast<bool *>(context));
1577
1578     char buffer[1024];
1579     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1580         NSLog(@"failed to import package %@", key);
1581         return;
1582     }
1583
1584     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1585     NSDictionary *package((NSDictionary *) value);
1586
1587     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1588         if ([subscribed boolValue] && !metadata->subscribed_)
1589             metadata->subscribed_ = true;
1590
1591     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1592         time_t time([date timeIntervalSince1970]);
1593         if (metadata->first_ > time || metadata->first_ == 0)
1594             metadata->first_ = time;
1595     }
1596
1597     NSDate *date([package objectForKey:@"LastSeen"]);
1598     NSString *version([package objectForKey:@"LastVersion"]);
1599
1600     if (date != nil && version != nil) {
1601         time_t time([date timeIntervalSince1970]);
1602         if (metadata->last_ < time || metadata->last_ == 0)
1603             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1604                 size_t length(strlen(buffer));
1605                 uint16_t vhash(hashlittle(buffer, length));
1606
1607                 size_t capped(std::min<size_t>(8, length));
1608                 char *latest(buffer + length - capped);
1609
1610                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1611                 metadata->vhash_ = vhash;
1612
1613                 metadata->last_ = time;
1614             }
1615     }
1616 }
1617 // }}}
1618
1619 /* Source Class {{{ */
1620 @interface Source : NSObject {
1621     CYString depiction_;
1622     CYString description_;
1623     CYString label_;
1624     CYString origin_;
1625     CYString support_;
1626
1627     CYString uri_;
1628     CYString distribution_;
1629     CYString type_;
1630     CYString version_;
1631
1632     NSString *host_;
1633     NSString *authority_;
1634
1635     CYString defaultIcon_;
1636
1637     NSDictionary *record_;
1638     BOOL trusted_;
1639 }
1640
1641 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1642
1643 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1644
1645 - (NSString *) depictionForPackage:(NSString *)package;
1646 - (NSString *) supportForPackage:(NSString *)package;
1647
1648 - (NSDictionary *) record;
1649 - (BOOL) trusted;
1650
1651 - (NSString *) uri;
1652 - (NSString *) distribution;
1653 - (NSString *) type;
1654 - (NSString *) key;
1655 - (NSString *) host;
1656
1657 - (NSString *) name;
1658 - (NSString *) description;
1659 - (NSString *) label;
1660 - (NSString *) origin;
1661 - (NSString *) version;
1662
1663 - (NSString *) defaultIcon;
1664
1665 @end
1666
1667 @implementation Source
1668
1669 - (void) _clear {
1670     uri_.clear();
1671     distribution_.clear();
1672     type_.clear();
1673
1674     description_.clear();
1675     label_.clear();
1676     origin_.clear();
1677     depiction_.clear();
1678     support_.clear();
1679     version_.clear();
1680     defaultIcon_.clear();
1681
1682     if (record_ != nil) {
1683         [record_ release];
1684         record_ = nil;
1685     }
1686
1687     if (host_ != nil) {
1688         [host_ release];
1689         host_ = nil;
1690     }
1691
1692     if (authority_ != nil) {
1693         [authority_ release];
1694         authority_ = nil;
1695     }
1696 }
1697
1698 - (void) dealloc {
1699     // XXX: this is a very inefficient way to call these deconstructors
1700     [self _clear];
1701     [super dealloc];
1702 }
1703
1704 + (NSArray *) _attributeKeys {
1705     return [NSArray arrayWithObjects:
1706         @"description",
1707         @"distribution",
1708         @"host",
1709         @"key",
1710         @"label",
1711         @"name",
1712         @"origin",
1713         @"trusted",
1714         @"type",
1715         @"uri",
1716         @"version",
1717     nil];
1718 }
1719
1720 - (NSArray *) attributeKeys {
1721     return [[self class] _attributeKeys];
1722 }
1723
1724 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1725     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1726 }
1727
1728 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1729     [self _clear];
1730
1731     trusted_ = index->IsTrusted();
1732
1733     uri_.set(pool, index->GetURI());
1734     distribution_.set(pool, index->GetDist());
1735     type_.set(pool, index->GetType());
1736
1737     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1738     if (dindex != NULL) {
1739         FileFd fd;
1740         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1741             _error->Discard();
1742         else {
1743             pkgTagFile tags(&fd);
1744
1745             pkgTagSection section;
1746             tags.Step(section);
1747
1748             struct {
1749                 const char *name_;
1750                 CYString *value_;
1751             } names[] = {
1752                 {"default-icon", &defaultIcon_},
1753                 {"depiction", &depiction_},
1754                 {"description", &description_},
1755                 {"label", &label_},
1756                 {"origin", &origin_},
1757                 {"support", &support_},
1758                 {"version", &version_},
1759             };
1760
1761             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1762                 const char *start, *end;
1763
1764                 if (section.Find(names[i].name_, start, end)) {
1765                     CYString &value(*names[i].value_);
1766                     value.set(pool, start, end - start);
1767                 }
1768             }
1769         }
1770     }
1771
1772     record_ = [Sources_ objectForKey:[self key]];
1773     if (record_ != nil)
1774         record_ = [record_ retain];
1775
1776     NSURL *url([NSURL URLWithString:uri_]);
1777
1778     host_ = [url host];
1779     if (host_ != nil)
1780         host_ = [[host_ lowercaseString] retain];
1781
1782     if (host_ != nil)
1783         authority_ = host_;
1784     else
1785         authority_ = [url path];
1786
1787     if (authority_ != nil)
1788         authority_ = [authority_ retain];
1789 }
1790
1791 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1792     if ((self = [super init]) != nil) {
1793         [self setMetaIndex:index inPool:pool];
1794     } return self;
1795 }
1796
1797 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1798     NSDictionary *lhr = [self record];
1799     NSDictionary *rhr = [source record];
1800
1801     if (lhr != rhr)
1802         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1803
1804     NSString *lhs = [self name];
1805     NSString *rhs = [source name];
1806
1807     if ([lhs length] != 0 && [rhs length] != 0) {
1808         unichar lhc = [lhs characterAtIndex:0];
1809         unichar rhc = [rhs characterAtIndex:0];
1810
1811         if (isalpha(lhc) && !isalpha(rhc))
1812             return NSOrderedAscending;
1813         else if (!isalpha(lhc) && isalpha(rhc))
1814             return NSOrderedDescending;
1815     }
1816
1817     return [lhs compare:rhs options:LaxCompareOptions_];
1818 }
1819
1820 - (NSString *) depictionForPackage:(NSString *)package {
1821     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1822 }
1823
1824 - (NSString *) supportForPackage:(NSString *)package {
1825     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1826 }
1827
1828 - (NSDictionary *) record {
1829     return record_;
1830 }
1831
1832 - (BOOL) trusted {
1833     return trusted_;
1834 }
1835
1836 - (NSString *) uri {
1837     return uri_;
1838 }
1839
1840 - (NSString *) distribution {
1841     return distribution_;
1842 }
1843
1844 - (NSString *) type {
1845     return type_;
1846 }
1847
1848 - (NSString *) key {
1849     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1850 }
1851
1852 - (NSString *) host {
1853     return host_;
1854 }
1855
1856 - (NSString *) name {
1857     return origin_.empty() ? authority_ : origin_;
1858 }
1859
1860 - (NSString *) description {
1861     return description_;
1862 }
1863
1864 - (NSString *) label {
1865     return label_.empty() ? authority_ : label_;
1866 }
1867
1868 - (NSString *) origin {
1869     return origin_;
1870 }
1871
1872 - (NSString *) version {
1873     return version_;
1874 }
1875
1876 - (NSString *) defaultIcon {
1877     return defaultIcon_;
1878 }
1879
1880 @end
1881 /* }}} */
1882 /* CydiaOperation Class {{{ */
1883 @interface CydiaOperation : NSObject {
1884     NSString *operator_;
1885     NSString *value_;
1886 }
1887
1888 - (NSString *) operator;
1889 - (NSString *) value;
1890
1891 @end
1892
1893 @implementation CydiaOperation
1894
1895 - (void) dealloc {
1896     [operator_ release];
1897     [value_ release];
1898     [super dealloc];
1899 }
1900
1901 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1902     if ((self = [super init]) != nil) {
1903         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1904         value_ = [[NSString alloc] initWithUTF8String:value];
1905     } return self;
1906 }
1907
1908 + (NSArray *) _attributeKeys {
1909     return [NSArray arrayWithObjects:
1910         @"operator",
1911         @"value",
1912     nil];
1913 }
1914
1915 - (NSArray *) attributeKeys {
1916     return [[self class] _attributeKeys];
1917 }
1918
1919 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1920     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1921 }
1922
1923 - (NSString *) operator {
1924     return operator_;
1925 }
1926
1927 - (NSString *) value {
1928     return value_;
1929 }
1930
1931 @end
1932 /* }}} */
1933 /* CydiaClause Class {{{ */
1934 @interface CydiaClause : NSObject {
1935     NSString *package_;
1936     CydiaOperation *version_;
1937 }
1938
1939 - (NSString *) package;
1940 - (CydiaOperation *) version;
1941
1942 @end
1943
1944 @implementation CydiaClause
1945
1946 - (void) dealloc {
1947     [package_ release];
1948     [version_ release];
1949     [super dealloc];
1950 }
1951
1952 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1953     if ((self = [super init]) != nil) {
1954         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1955
1956         if (const char *version = dep.TargetVer())
1957             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1958         else
1959             version_ = [[NSNull null] retain];
1960     } return self;
1961 }
1962
1963 + (NSArray *) _attributeKeys {
1964     return [NSArray arrayWithObjects:
1965         @"package",
1966         @"version",
1967     nil];
1968 }
1969
1970 - (NSArray *) attributeKeys {
1971     return [[self class] _attributeKeys];
1972 }
1973
1974 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1975     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1976 }
1977
1978 - (NSString *) package {
1979     return package_;
1980 }
1981
1982 - (CydiaOperation *) version {
1983     return version_;
1984 }
1985
1986 @end
1987 /* }}} */
1988 /* CydiaRelation Class {{{ */
1989 @interface CydiaRelation : NSObject {
1990     NSString *relationship_;
1991     NSMutableArray *clauses_;
1992 }
1993
1994 - (NSString *) relationship;
1995 - (NSArray *) clauses;
1996
1997 @end
1998
1999 @implementation CydiaRelation
2000
2001 - (void) dealloc {
2002     [relationship_ release];
2003     [clauses_ release];
2004     [super dealloc];
2005 }
2006
2007 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2008     if ((self = [super init]) != nil) {
2009         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
2010         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
2011
2012         pkgCache::DepIterator start;
2013         pkgCache::DepIterator end;
2014         dep.GlobOr(start, end); // ++dep
2015
2016         _forever {
2017             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2018
2019             // yes, seriously. (wtf?)
2020             if (start == end)
2021                 break;
2022             ++start;
2023         }
2024     } return self;
2025 }
2026
2027 + (NSArray *) _attributeKeys {
2028     return [NSArray arrayWithObjects:
2029         @"clauses",
2030         @"relationship",
2031     nil];
2032 }
2033
2034 - (NSArray *) attributeKeys {
2035     return [[self class] _attributeKeys];
2036 }
2037
2038 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2039     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2040 }
2041
2042 - (NSString *) relationship {
2043     return relationship_;
2044 }
2045
2046 - (NSArray *) clauses {
2047     return clauses_;
2048 }
2049
2050 - (void) addClause:(CydiaClause *)clause {
2051     [clauses_ addObject:clause];
2052 }
2053
2054 @end
2055 /* }}} */
2056 /* Package Class {{{ */
2057 struct ParsedPackage {
2058     CYString tagline_;
2059
2060     CYString icon_;
2061
2062     CYString depiction_;
2063     CYString homepage_;
2064
2065     CYString sponsor_;
2066     CYString author_;
2067
2068     CYString bugs_;
2069     CYString support_;
2070 };
2071
2072 @interface Package : NSObject {
2073     uint32_t era_ : 26;
2074     uint32_t role_ : 3;
2075     uint32_t essential_ : 1;
2076     uint32_t obsolete_ : 1;
2077     uint32_t ignored_ : 1;
2078
2079     apr_pool_t *pool_;
2080
2081     _transient Database *database_;
2082
2083     pkgCache::VerIterator version_;
2084     pkgCache::PkgIterator iterator_;
2085     pkgCache::VerFileIterator file_;
2086
2087     CYString id_;
2088     CYString name_;
2089
2090     CYString latest_;
2091     CYString installed_;
2092
2093     const char *section_;
2094     _transient NSString *section$_;
2095
2096     Source *source_;
2097
2098     PackageValue *metadata_;
2099     ParsedPackage *parsed_;
2100
2101     NSMutableArray *tags_;
2102 }
2103
2104 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2105 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2106
2107 - (pkgCache::PkgIterator) iterator;
2108 - (void) parse;
2109
2110 - (NSString *) section;
2111 - (NSString *) simpleSection;
2112
2113 - (NSString *) longSection;
2114 - (NSString *) shortSection;
2115
2116 - (NSString *) uri;
2117
2118 - (Address *) maintainer;
2119 - (size_t) size;
2120 - (NSString *) longDescription;
2121 - (NSString *) shortDescription;
2122 - (unichar) index;
2123
2124 - (PackageValue *) metadata;
2125 - (time_t) seen;
2126
2127 - (bool) subscribed;
2128 - (bool) setSubscribed:(bool)subscribed;
2129
2130 - (BOOL) ignored;
2131
2132 - (NSString *) latest;
2133 - (NSString *) installed;
2134 - (BOOL) uninstalled;
2135
2136 - (BOOL) valid;
2137 - (BOOL) upgradableAndEssential:(BOOL)essential;
2138 - (BOOL) essential;
2139 - (BOOL) broken;
2140 - (BOOL) unfiltered;
2141 - (BOOL) visible;
2142
2143 - (BOOL) half;
2144 - (BOOL) halfConfigured;
2145 - (BOOL) halfInstalled;
2146 - (BOOL) hasMode;
2147 - (NSString *) mode;
2148
2149 - (NSString *) id;
2150 - (NSString *) name;
2151 - (UIImage *) icon;
2152 - (NSString *) homepage;
2153 - (NSString *) depiction;
2154 - (Address *) author;
2155
2156 - (NSString *) support;
2157
2158 - (NSArray *) files;
2159 - (NSArray *) warnings;
2160 - (NSArray *) applications;
2161
2162 - (Source *) source;
2163
2164 - (BOOL) matches:(NSString *)text;
2165
2166 - (bool) hasSupportingRole;
2167 - (BOOL) hasTag:(NSString *)tag;
2168 - (NSString *) primaryPurpose;
2169 - (NSArray *) purposes;
2170 - (bool) isCommercial;
2171
2172 - (void) setIndex:(size_t)index;
2173
2174 - (CYString &) cyname;
2175
2176 - (uint32_t) compareBySection:(NSArray *)sections;
2177
2178 - (void) install;
2179 - (void) remove;
2180
2181 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2182 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2183 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2184 - (bool) isVisibleInSection:(NSString *)section;
2185 - (bool) isVisibleInSource:(Source *)source;
2186
2187 @end
2188
2189 uint32_t PackageChangesRadix(Package *self, void *) {
2190     union {
2191         uint32_t key;
2192
2193         struct {
2194             uint32_t timestamp : 30;
2195             uint32_t ignored : 1;
2196             uint32_t upgradable : 1;
2197         } bits;
2198     } value;
2199
2200     bool upgradable([self upgradableAndEssential:YES]);
2201     value.bits.upgradable = upgradable ? 1 : 0;
2202
2203     if (upgradable) {
2204         value.bits.timestamp = 0;
2205         value.bits.ignored = [self ignored] ? 0 : 1;
2206         value.bits.upgradable = 1;
2207     } else {
2208         value.bits.timestamp = [self seen] >> 2;
2209         value.bits.ignored = 0;
2210         value.bits.upgradable = 0;
2211     }
2212
2213     return _not(uint32_t) - value.key;
2214 }
2215
2216 uint32_t PackagePrefixRadix(Package *self, void *context) {
2217     size_t offset(reinterpret_cast<size_t>(context));
2218     CYString &name([self cyname]);
2219
2220     size_t size(name.size());
2221     if (size == 0)
2222         return 0;
2223     char *text(name.data());
2224
2225     size_t zeros;
2226     if (!isdigit(text[0]))
2227         zeros = 0;
2228     else {
2229         size_t digits(1);
2230         while (size != digits && isdigit(text[digits]))
2231             if (++digits == 4)
2232                 break;
2233         zeros = 4 - digits;
2234     }
2235
2236     uint8_t data[4];
2237
2238     if (offset == 0 && zeros != 0) {
2239         memset(data, '0', zeros);
2240         memcpy(data + zeros, text, 4 - zeros);
2241     } else {
2242         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2243         if (size <= offset - zeros)
2244             return 0;
2245
2246         text += offset - zeros;
2247         size -= offset - zeros;
2248
2249         if (size >= 4)
2250             memcpy(data, text, 4);
2251         else {
2252             memcpy(data, text, size);
2253             memset(data + size, 0, 4 - size);
2254         }
2255
2256         for (size_t i(0); i != 4; ++i)
2257             if (isalpha(data[i]))
2258                 data[i] |= 0x20;
2259     }
2260
2261     if (offset == 0)
2262         if (data[0] == '@')
2263             data[0] = 0x7f;
2264         else
2265             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2266
2267     /* XXX: ntohl may be more honest */
2268     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2269 }
2270
2271 CYString &(*PackageName)(Package *self, SEL sel);
2272
2273 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2274     _profile(PackageNameCompare)
2275         CYString &lhi(PackageName(lhs, @selector(cyname)));
2276         CYString &rhi(PackageName(rhs, @selector(cyname)));
2277         CFStringRef lhn(lhi), rhn(rhi);
2278
2279         if (lhn == NULL)
2280             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2281         else if (rhn == NULL)
2282             return NSOrderedDescending;
2283
2284         _profile(PackageNameCompare$NumbersLast)
2285             if (!lhi.empty() && !rhi.empty()) {
2286                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2287                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2288                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2289                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2290                     return lha ? NSOrderedAscending : NSOrderedDescending;
2291             }
2292         _end
2293
2294         CFIndex length = CFStringGetLength(lhn);
2295
2296         _profile(PackageNameCompare$Compare)
2297             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2298         _end
2299     _end
2300 }
2301
2302 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2303     return PackageNameCompare(*lhs, *rhs, context);
2304 }
2305
2306 struct PackageNameOrdering :
2307     std::binary_function<Package *, Package *, bool>
2308 {
2309     _finline bool operator ()(Package *lhs, Package *rhs) const {
2310         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2311     }
2312 };
2313
2314 @implementation Package
2315
2316 - (NSString *) description {
2317     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2318 }
2319
2320 - (void) dealloc {
2321     if (parsed_ != NULL)
2322         delete parsed_;
2323     if (source_ != nil)
2324         [source_ release];
2325     if (tags_ != nil)
2326         [tags_ release];
2327     [super dealloc];
2328 }
2329
2330 + (NSString *) webScriptNameForSelector:(SEL)selector {
2331     if (false);
2332     else if (selector == @selector(clear))
2333         return @"clear";
2334     else if (selector == @selector(getField:))
2335         return @"getField";
2336     else if (selector == @selector(hasTag:))
2337         return @"hasTag";
2338     else if (selector == @selector(install))
2339         return @"install";
2340     else if (selector == @selector(remove))
2341         return @"remove";
2342     else
2343         return nil;
2344 }
2345
2346 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2347     return [self webScriptNameForSelector:selector] == nil;
2348 }
2349
2350 + (NSArray *) _attributeKeys {
2351     return [NSArray arrayWithObjects:
2352         @"applications",
2353         @"author",
2354         @"depiction",
2355         @"essential",
2356         @"homepage",
2357         @"icon",
2358         @"id",
2359         @"installed",
2360         @"latest",
2361         @"longDescription",
2362         @"longSection",
2363         @"maintainer",
2364         @"mode",
2365         @"name",
2366         @"purposes",
2367         @"relations",
2368         @"section",
2369         @"shortDescription",
2370         @"shortSection",
2371         @"simpleSection",
2372         @"size",
2373         @"source",
2374         @"sponsor",
2375         @"support",
2376         @"warnings",
2377     nil];
2378 }
2379
2380 - (NSArray *) attributeKeys {
2381     return [[self class] _attributeKeys];
2382 }
2383
2384 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2385     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2386 }
2387
2388 - (NSArray *) relations {
2389 @synchronized (database_) {
2390     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2391     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2392         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2393     return relations;
2394 } }
2395
2396 - (NSString *) getField:(NSString *)name {
2397 @synchronized (database_) {
2398     if ([database_ era] != era_ || file_.end())
2399         return nil;
2400
2401     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2402
2403     const char *start, *end;
2404     if (!parser.Find([name UTF8String], start, end))
2405         return (NSString *) [NSNull null];
2406
2407     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2408 } }
2409
2410 - (void) parse {
2411     if (parsed_ != NULL)
2412         return;
2413 @synchronized (database_) {
2414     if ([database_ era] != era_ || file_.end())
2415         return;
2416
2417     ParsedPackage *parsed(new ParsedPackage);
2418     parsed_ = parsed;
2419
2420     _profile(Package$parse)
2421         pkgRecords::Parser *parser;
2422
2423         _profile(Package$parse$Lookup)
2424             parser = &[database_ records]->Lookup(file_);
2425         _end
2426
2427         CYString website;
2428
2429         _profile(Package$parse$Find)
2430             struct {
2431                 const char *name_;
2432                 CYString *value_;
2433             } names[] = {
2434                 {"icon", &parsed->icon_},
2435                 {"depiction", &parsed->depiction_},
2436                 {"homepage", &parsed->homepage_},
2437                 {"website", &website},
2438                 {"bugs", &parsed->bugs_},
2439                 {"support", &parsed->support_},
2440                 {"sponsor", &parsed->sponsor_},
2441                 {"author", &parsed->author_},
2442             };
2443
2444             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2445                 const char *start, *end;
2446
2447                 if (parser->Find(names[i].name_, start, end)) {
2448                     CYString &value(*names[i].value_);
2449                     _profile(Package$parse$Value)
2450                         value.set(pool_, start, end - start);
2451                     _end
2452                 }
2453             }
2454         _end
2455
2456         _profile(Package$parse$Tagline)
2457             const char *start, *end;
2458             if (parser->ShortDesc(start, end)) {
2459                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2460                 if (stop == NULL)
2461                     stop = end;
2462                 while (stop != start && stop[-1] == '\r')
2463                     --stop;
2464                 parsed->tagline_.set(pool_, start, stop - start);
2465             }
2466         _end
2467
2468         _profile(Package$parse$Retain)
2469             if (parsed->homepage_.empty())
2470                 parsed->homepage_ = website;
2471             if (parsed->homepage_ == parsed->depiction_)
2472                 parsed->homepage_.clear();
2473         _end
2474     _end
2475 } }
2476
2477 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2478     if ((self = [super init]) != nil) {
2479     _profile(Package$initWithVersion)
2480         pool_ = pool;
2481
2482         database_ = database;
2483         era_ = [database era];
2484
2485         version_ = version;
2486
2487         pkgCache::PkgIterator iterator(version.ParentPkg());
2488         iterator_ = iterator;
2489
2490         _profile(Package$initWithVersion$Version)
2491             if (!version_.end())
2492                 file_ = version_.FileList();
2493             else {
2494                 pkgCache &cache([database_ cache]);
2495                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2496             }
2497         _end
2498
2499         _profile(Package$initWithVersion$Cache)
2500             name_.set(NULL, iterator.Display());
2501
2502             latest_.set(NULL, StripVersion_(version_.VerStr()));
2503
2504             pkgCache::VerIterator current(iterator.CurrentVer());
2505             if (!current.end())
2506                 installed_.set(NULL, StripVersion_(current.VerStr()));
2507         _end
2508
2509         _profile(Package$initWithVersion$Tags)
2510             pkgCache::TagIterator tag(iterator.TagList());
2511             if (!tag.end()) {
2512                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2513                 do {
2514                     const char *name(tag.Name());
2515                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2516
2517                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2518                         if (strcmp(name + 6, "enduser") == 0)
2519                             role_ = 1;
2520                         else if (strcmp(name + 6, "hacker") == 0)
2521                             role_ = 2;
2522                         else if (strcmp(name + 6, "developer") == 0)
2523                             role_ = 3;
2524                         else if (strcmp(name + 6, "cydia") == 0)
2525                             role_ = 7;
2526                         else
2527                             role_ = 4;
2528                     }
2529
2530                     if (strncmp(name, "cydia::", 7) == 0) {
2531                         if (strcmp(name + 7, "essential") == 0)
2532                             essential_ = true;
2533                         else if (strcmp(name + 7, "obsolete") == 0)
2534                             obsolete_ = true;
2535                     }
2536
2537                     ++tag;
2538                 } while (!tag.end());
2539             }
2540         _end
2541
2542         _profile(Package$initWithVersion$Metadata)
2543             const char *mixed(iterator.Name());
2544             size_t size(strlen(mixed));
2545             char lower[size + 1];
2546
2547             for (size_t i(0); i != size; ++i)
2548                 lower[i] = mixed[i] | 0x20;
2549             lower[size] = '\0';
2550
2551             PackageValue *metadata(PackageFind(lower, size));
2552             metadata_ = metadata;
2553
2554             id_.set(NULL, metadata->name_, size);
2555
2556             const char *latest(version_.VerStr());
2557             size_t length(strlen(latest));
2558
2559             uint16_t vhash(hashlittle(latest, length));
2560
2561             size_t capped(std::min<size_t>(8, length));
2562             latest = latest + length - capped;
2563
2564             if (metadata->first_ == 0)
2565                 metadata->first_ = now_;
2566
2567             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2568                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2569                 metadata->vhash_ = vhash;
2570                 metadata->last_ = now_;
2571             } else if (metadata->last_ == 0)
2572                 metadata->last_ = metadata->first_;
2573         _end
2574
2575         _profile(Package$initWithVersion$Section)
2576             section_ = iterator.Section();
2577         _end
2578
2579         _profile(Package$initWithVersion$Flags)
2580             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2581             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2582         _end
2583     _end } return self;
2584 }
2585
2586 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2587     pkgCache::VerIterator version;
2588
2589     _profile(Package$packageWithIterator$GetCandidateVer)
2590         version = [database policy]->GetCandidateVer(iterator);
2591     _end
2592
2593     if (version.end())
2594         return nil;
2595
2596     Package *package;
2597
2598     _profile(Package$packageWithIterator$Allocate)
2599         package = [Package allocWithZone:zone];
2600     _end
2601
2602     _profile(Package$packageWithIterator$Initialize)
2603         package = [package
2604             initWithVersion:version
2605             withZone:zone
2606             inPool:pool
2607             database:database
2608         ];
2609     _end
2610
2611     _profile(Package$packageWithIterator$Autorelease)
2612         package = [package autorelease];
2613     _end
2614
2615     return package;
2616 }
2617
2618 - (pkgCache::PkgIterator) iterator {
2619     return iterator_;
2620 }
2621
2622 - (NSString *) section {
2623     if (section$_ == nil) {
2624         if (section_ == NULL)
2625             return nil;
2626
2627         _profile(Package$section$mappedSectionForPointer)
2628             section$_ = [database_ mappedSectionForPointer:section_];
2629         _end
2630     } return section$_;
2631 }
2632
2633 - (NSString *) simpleSection {
2634     if (NSString *section = [self section])
2635         return Simplify(section);
2636     else
2637         return nil;
2638 }
2639
2640 - (NSString *) longSection {
2641     return LocalizeSection([self section]);
2642 }
2643
2644 - (NSString *) shortSection {
2645     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2646 }
2647
2648 - (NSString *) uri {
2649     return nil;
2650 #if 0
2651     pkgIndexFile *index;
2652     pkgCache::PkgFileIterator file(file_.File());
2653     if (![database_ list].FindIndex(file, index))
2654         return nil;
2655     return [NSString stringWithUTF8String:iterator_->Path];
2656     //return [NSString stringWithUTF8String:file.Site()];
2657     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2658 #endif
2659 }
2660
2661 - (Address *) maintainer {
2662 @synchronized (database_) {
2663     if ([database_ era] != era_ || file_.end())
2664         return nil;
2665
2666     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2667     const std::string &maintainer(parser->Maintainer());
2668     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2669 } }
2670
2671 - (size_t) size {
2672 @synchronized (database_) {
2673     if ([database_ era] != era_ || version_.end())
2674         return 0;
2675
2676     return version_->InstalledSize;
2677 } }
2678
2679 - (NSString *) longDescription {
2680 @synchronized (database_) {
2681     if ([database_ era] != era_ || file_.end())
2682         return nil;
2683
2684     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2685     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2686
2687     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2688     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2689     if ([lines count] < 2)
2690         return nil;
2691
2692     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2693     for (size_t i(1), e([lines count]); i != e; ++i) {
2694         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2695         [trimmed addObject:trim];
2696     }
2697
2698     return [trimmed componentsJoinedByString:@"\n"];
2699 } }
2700
2701 - (NSString *) shortDescription {
2702     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2703 }
2704
2705 - (unichar) index {
2706     _profile(Package$index)
2707         CFStringRef name((CFStringRef) [self name]);
2708         if (CFStringGetLength(name) == 0)
2709             return '#';
2710         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2711         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2712             return '#';
2713         return toupper(character);
2714     _end
2715 }
2716
2717 - (PackageValue *) metadata {
2718     return metadata_;
2719 }
2720
2721 - (time_t) seen {
2722     PackageValue *metadata([self metadata]);
2723     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2724 }
2725
2726 - (bool) subscribed {
2727     return [self metadata]->subscribed_;
2728 }
2729
2730 - (bool) setSubscribed:(bool)subscribed {
2731     PackageValue *metadata([self metadata]);
2732     if (metadata->subscribed_ == subscribed)
2733         return false;
2734     metadata->subscribed_ = subscribed;
2735     return true;
2736 }
2737
2738 - (BOOL) ignored {
2739     return ignored_;
2740 }
2741
2742 - (NSString *) latest {
2743     return latest_;
2744 }
2745
2746 - (NSString *) installed {
2747     return installed_;
2748 }
2749
2750 - (BOOL) uninstalled {
2751     return installed_.empty();
2752 }
2753
2754 - (BOOL) valid {
2755     return !version_.end();
2756 }
2757
2758 - (BOOL) upgradableAndEssential:(BOOL)essential {
2759     _profile(Package$upgradableAndEssential)
2760         pkgCache::VerIterator current(iterator_.CurrentVer());
2761         if (current.end())
2762             return essential && essential_;
2763         else
2764             return !version_.end() && version_ != current;
2765     _end
2766 }
2767
2768 - (BOOL) essential {
2769     return essential_;
2770 }
2771
2772 - (BOOL) broken {
2773     return [database_ cache][iterator_].InstBroken();
2774 }
2775
2776 - (BOOL) unfiltered {
2777     _profile(Package$unfiltered$obsolete)
2778         if (_unlikely(obsolete_))
2779             return false;
2780     _end
2781
2782     _profile(Package$unfiltered$hasSupportingRole)
2783         if (_unlikely(![self hasSupportingRole]))
2784             return false;
2785     _end
2786
2787     return true;
2788 }
2789
2790 - (BOOL) visible {
2791     if (![self unfiltered])
2792         return false;
2793
2794     NSString *section;
2795
2796     _profile(Package$visible$section)
2797         section = [self section];
2798     _end
2799
2800     _profile(Package$visible$isSectionVisible)
2801         if (!isSectionVisible(section))
2802             return false;
2803     _end
2804
2805     return true;
2806 }
2807
2808 - (BOOL) half {
2809     unsigned char current(iterator_->CurrentState);
2810     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2811 }
2812
2813 - (BOOL) halfConfigured {
2814     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2815 }
2816
2817 - (BOOL) halfInstalled {
2818     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2819 }
2820
2821 - (BOOL) hasMode {
2822     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2823     return state.Mode != pkgDepCache::ModeKeep;
2824 }
2825
2826 - (NSString *) mode {
2827     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2828
2829     switch (state.Mode) {
2830         case pkgDepCache::ModeDelete:
2831             if ((state.iFlags & pkgDepCache::Purge) != 0)
2832                 return @"PURGE";
2833             else
2834                 return @"REMOVE";
2835         case pkgDepCache::ModeKeep:
2836             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2837                 return @"REINSTALL";
2838             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2839                 return nil;*/
2840             else
2841                 return nil;
2842         case pkgDepCache::ModeInstall:
2843             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2844                 return @"REINSTALL";
2845             else*/ switch (state.Status) {
2846                 case -1:
2847                     return @"DOWNGRADE";
2848                 case 0:
2849                     return @"INSTALL";
2850                 case 1:
2851                     return @"UPGRADE";
2852                 case 2:
2853                     return @"NEW_INSTALL";
2854                 _nodefault
2855             }
2856         _nodefault
2857     }
2858 }
2859
2860 - (NSString *) id {
2861     return id_;
2862 }
2863
2864 - (NSString *) name {
2865     return name_.empty() ? id_ : name_;
2866 }
2867
2868 - (UIImage *) icon {
2869     NSString *section = [self simpleSection];
2870
2871     UIImage *icon(nil);
2872     if (parsed_ != NULL)
2873         if (NSString *href = parsed_->icon_)
2874             if ([href hasPrefix:@"file:///"])
2875                 // XXX: correct escaping
2876                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2877     if (icon == nil) if (section != nil)
2878         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2879     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2880         if ([dicon hasPrefix:@"file:///"])
2881             // XXX: correct escaping
2882             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2883     if (icon == nil)
2884         icon = [UIImage applicationImageNamed:@"unknown.png"];
2885     return icon;
2886 }
2887
2888 - (NSString *) homepage {
2889     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2890 }
2891
2892 - (NSString *) depiction {
2893     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2894 }
2895
2896 - (Address *) sponsor {
2897     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2898 }
2899
2900 - (Address *) author {
2901     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2902 }
2903
2904 - (NSString *) support {
2905     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2906 }
2907
2908 - (NSArray *) files {
2909     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2910     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2911
2912     std::ifstream fin;
2913     fin.open([path UTF8String]);
2914     if (!fin.is_open())
2915         return nil;
2916
2917     std::string line;
2918     while (std::getline(fin, line))
2919         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2920
2921     return files;
2922 }
2923
2924 - (NSArray *) warnings {
2925     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2926     const char *name(iterator_.Name());
2927
2928     size_t length(strlen(name));
2929     if (length < 2) invalid:
2930         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2931     else for (size_t i(0); i != length; ++i)
2932         if (
2933             /* XXX: technically this is not allowed */
2934             (name[i] < 'A' || name[i] > 'Z') &&
2935             (name[i] < 'a' || name[i] > 'z') &&
2936             (name[i] < '0' || name[i] > '9') &&
2937             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2938         ) goto invalid;
2939
2940     if (strcmp(name, "cydia") != 0) {
2941         bool cydia = false;
2942         bool user = false;
2943         bool _private = false;
2944         bool stash = false;
2945
2946         bool repository = [[self section] isEqualToString:@"Repositories"];
2947
2948         if (NSArray *files = [self files])
2949             for (NSString *file in files)
2950                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2951                     cydia = true;
2952                 else if (!user && [file isEqualToString:@"/User"])
2953                     user = true;
2954                 else if (!_private && [file isEqualToString:@"/private"])
2955                     _private = true;
2956                 else if (!stash && [file isEqualToString:@"/var/stash"])
2957                     stash = true;
2958
2959         /* XXX: this is not sensitive enough. only some folders are valid. */
2960         if (cydia && !repository)
2961             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2962         if (user)
2963             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2964         if (_private)
2965             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2966         if (stash)
2967             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2968     }
2969
2970     return [warnings count] == 0 ? nil : warnings;
2971 }
2972
2973 - (NSArray *) applications {
2974     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2975
2976     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2977
2978     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2979     if (NSArray *files = [self files])
2980         for (NSString *file in files)
2981             if (application_r(file)) {
2982                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2983                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2984                 if ([id isEqualToString:me])
2985                     continue;
2986
2987                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2988                 if (display == nil)
2989                     display = application_r[1];
2990
2991                 NSString *bundle([file stringByDeletingLastPathComponent]);
2992                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2993                 if (icon == nil || [icon length] == 0)
2994                     icon = @"icon.png";
2995                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2996
2997                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2998                 [applications addObject:application];
2999
3000                 [application addObject:id];
3001                 [application addObject:display];
3002                 [application addObject:url];
3003             }
3004
3005     return [applications count] == 0 ? nil : applications;
3006 }
3007
3008 - (Source *) source {
3009     if (source_ == nil) {
3010         @synchronized (database_) {
3011             if ([database_ era] != era_ || file_.end())
3012                 source_ = (Source *) [NSNull null];
3013             else
3014                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3015         }
3016     }
3017
3018     return source_ == (Source *) [NSNull null] ? nil : source_;
3019 }
3020
3021 - (BOOL) matches:(NSString *)text {
3022     if (text == nil)
3023         return NO;
3024
3025     NSRange range;
3026
3027     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3028     if (range.location != NSNotFound)
3029         return YES;
3030
3031     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3032     if (range.location != NSNotFound)
3033         return YES;
3034
3035     [self parse];
3036
3037     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3038     if (range.location != NSNotFound)
3039         return YES;
3040
3041     return NO;
3042 }
3043
3044 - (bool) hasSupportingRole {
3045     if (role_ == 0)
3046         return true;
3047     if (role_ == 1)
3048         return true;
3049     if ([Role_ isEqualToString:@"User"])
3050         return false;
3051     if (role_ == 2)
3052         return true;
3053     if ([Role_ isEqualToString:@"Hacker"])
3054         return false;
3055     if (role_ == 3)
3056         return true;
3057     if ([Role_ isEqualToString:@"Developer"])
3058         return false;
3059     _assert(false);
3060 }
3061
3062 - (BOOL) hasTag:(NSString *)tag {
3063     return tags_ == nil ? NO : [tags_ containsObject:tag];
3064 }
3065
3066 - (NSString *) primaryPurpose {
3067     for (NSString *tag in tags_)
3068         if ([tag hasPrefix:@"purpose::"])
3069             return [tag substringFromIndex:9];
3070     return nil;
3071 }
3072
3073 - (NSArray *) purposes {
3074     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3075     for (NSString *tag in tags_)
3076         if ([tag hasPrefix:@"purpose::"])
3077             [purposes addObject:[tag substringFromIndex:9]];
3078     return [purposes count] == 0 ? nil : purposes;
3079 }
3080
3081 - (bool) isCommercial {
3082     return [self hasTag:@"cydia::commercial"];
3083 }
3084
3085 - (void) setIndex:(size_t)index {
3086     if (metadata_->index_ != index)
3087         metadata_->index_ = index;
3088 }
3089
3090 - (CYString &) cyname {
3091     return name_.empty() ? id_ : name_;
3092 }
3093
3094 - (uint32_t) compareBySection:(NSArray *)sections {
3095     NSString *section([self section]);
3096     for (size_t i(0), e([sections count]); i != e; ++i) {
3097         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3098             return i;
3099     }
3100
3101     return _not(uint32_t);
3102 }
3103
3104 - (void) clear {
3105 @synchronized (database_) {
3106     pkgProblemResolver *resolver = [database_ resolver];
3107     resolver->Clear(iterator_);
3108
3109     pkgCacheFile &cache([database_ cache]);
3110     cache->SetReInstall(iterator_, false);
3111     cache->MarkKeep(iterator_, false);
3112 } }
3113
3114 - (void) install {
3115 @synchronized (database_) {
3116     pkgProblemResolver *resolver = [database_ resolver];
3117     resolver->Clear(iterator_);
3118     resolver->Protect(iterator_);
3119
3120     pkgCacheFile &cache([database_ cache]);
3121     cache->SetReInstall(iterator_, false);
3122     cache->MarkInstall(iterator_, false);
3123
3124     pkgDepCache::StateCache &state((*cache)[iterator_]);
3125     if (!state.Install())
3126         cache->SetReInstall(iterator_, true);
3127 } }
3128
3129 - (void) remove {
3130 @synchronized (database_) {
3131     pkgProblemResolver *resolver = [database_ resolver];
3132     resolver->Clear(iterator_);
3133     resolver->Remove(iterator_);
3134     resolver->Protect(iterator_);
3135
3136     pkgCacheFile &cache([database_ cache]);
3137     cache->SetReInstall(iterator_, false);
3138     cache->MarkDelete(iterator_, true);
3139 } }
3140
3141 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3142     _profile(Package$isUnfilteredAndSearchedForBy)
3143         bool value(true);
3144
3145         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3146             value &= [self unfiltered];
3147         _end
3148
3149         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3150             value &= [self matches:search];
3151         _end
3152
3153         return value;
3154     _end
3155 }
3156
3157 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3158     if ([search length] == 0)
3159         return false;
3160
3161     _profile(Package$isUnfilteredAndSelectedForBy)
3162         bool value(true);
3163
3164         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3165             value &= [self unfiltered];
3166         _end
3167
3168         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3169             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3170         _end
3171
3172         return value;
3173     _end
3174 }
3175
3176 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3177     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3178 }
3179
3180 - (bool) isVisibleInSection:(NSString *)name {
3181     NSString *section([self section]);
3182
3183     return (
3184         name == nil ||
3185         section == nil && [name length] == 0 ||
3186         [name isEqualToString:section]
3187     ) && [self visible];
3188 }
3189
3190 - (bool) isVisibleInSource:(Source *)source {
3191     return [self source] == source && [self visible];
3192 }
3193
3194 @end
3195 /* }}} */
3196 /* Section Class {{{ */
3197 @interface Section : NSObject {
3198     NSString *name_;
3199     unichar index_;
3200     size_t row_;
3201     size_t count_;
3202     NSString *localized_;
3203 }
3204
3205 - (NSComparisonResult) compareByLocalized:(Section *)section;
3206 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3207 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3208 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3209 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3210 - (NSString *) name;
3211 - (unichar) index;
3212
3213 - (size_t) row;
3214 - (size_t) count;
3215
3216 - (void) addToRow;
3217 - (void) addToCount;
3218
3219 - (void) setCount:(size_t)count;
3220 - (NSString *) localized;
3221
3222 @end
3223
3224 @implementation Section
3225
3226 - (void) dealloc {
3227     [name_ release];
3228     if (localized_ != nil)
3229         [localized_ release];
3230     [super dealloc];
3231 }
3232
3233 - (NSComparisonResult) compareByLocalized:(Section *)section {
3234     NSString *lhs(localized_);
3235     NSString *rhs([section localized]);
3236
3237     /*if ([lhs length] != 0 && [rhs length] != 0) {
3238         unichar lhc = [lhs characterAtIndex:0];
3239         unichar rhc = [rhs characterAtIndex:0];
3240
3241         if (isalpha(lhc) && !isalpha(rhc))
3242             return NSOrderedAscending;
3243         else if (!isalpha(lhc) && isalpha(rhc))
3244             return NSOrderedDescending;
3245     }*/
3246
3247     return [lhs compare:rhs options:LaxCompareOptions_];
3248 }
3249
3250 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3251     if ((self = [self initWithName:name localize:NO]) != nil) {
3252         if (localized != nil)
3253             localized_ = [localized retain];
3254     } return self;
3255 }
3256
3257 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3258     return [self initWithName:name row:0 localize:localize];
3259 }
3260
3261 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3262     if ((self = [super init]) != nil) {
3263         name_ = [name retain];
3264         index_ = '\0';
3265         row_ = row;
3266         if (localize)
3267             localized_ = [LocalizeSection(name_) retain];
3268     } return self;
3269 }
3270
3271 /* XXX: localize the index thingees */
3272 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3273     if ((self = [super init]) != nil) {
3274         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3275         index_ = index;
3276         row_ = row;
3277     } return self;
3278 }
3279
3280 - (NSString *) name {
3281     return name_;
3282 }
3283
3284 - (unichar) index {
3285     return index_;
3286 }
3287
3288 - (size_t) row {
3289     return row_;
3290 }
3291
3292 - (size_t) count {
3293     return count_;
3294 }
3295
3296 - (void) addToRow {
3297     ++row_;
3298 }
3299
3300 - (void) addToCount {
3301     ++count_;
3302 }
3303
3304 - (void) setCount:(size_t)count {
3305     count_ = count;
3306 }
3307
3308 - (NSString *) localized {
3309     return localized_;
3310 }
3311
3312 @end
3313 /* }}} */
3314
3315 static NSString *Colon_;
3316 static NSString *Elision_;
3317 static NSString *Error_;
3318 static NSString *Warning_;
3319
3320 /* Database Implementation {{{ */
3321 @implementation Database
3322
3323 + (Database *) sharedInstance {
3324     static Database *instance;
3325     if (instance == nil)
3326         instance = [[Database alloc] init];
3327     return instance;
3328 }
3329
3330 - (unsigned) era {
3331     return era_;
3332 }
3333
3334 - (void) releasePackages {
3335     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3336     CFArrayRemoveAllValues(packages_);
3337 }
3338
3339 - (void) dealloc {
3340     // XXX: actually implement this thing
3341     _assert(false);
3342     [sourceList_ release];
3343     [self releasePackages];
3344     apr_pool_destroy(pool_);
3345     NSRecycleZone(zone_);
3346     [super dealloc];
3347 }
3348
3349 - (void) _readCydia:(NSNumber *)fd { _pooled
3350     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3351     std::istream is(&ib);
3352     std::string line;
3353
3354     static Pcre finish_r("^finish:([^:]*)$");
3355
3356     while (std::getline(is, line)) {
3357         const char *data(line.c_str());
3358         size_t size = line.size();
3359         lprintf("C:%s\n", data);
3360
3361         if (finish_r(data, size)) {
3362             NSString *finish = finish_r[1];
3363             int index = [Finishes_ indexOfObject:finish];
3364             if (index != INT_MAX && index > Finish_)
3365                 Finish_ = index;
3366         }
3367     }
3368
3369     _assume(false);
3370 }
3371
3372 - (void) _readStatus:(NSNumber *)fd { _pooled
3373     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3374     std::istream is(&ib);
3375     std::string line;
3376
3377     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3378     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3379
3380     while (std::getline(is, line)) {
3381         const char *data(line.c_str());
3382         size_t size(line.size());
3383         lprintf("S:%s\n", data);
3384
3385         if (conffile_r(data, size))
3386             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3387         else if (strncmp(data, "status: ", 8) == 0) {
3388             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:@"STATUS"]);
3389             [progress_ performSelectorOnMainThread:@selector(addProgressEvent) withObject:event waitUntilDone:YES];
3390         } else if (pmstatus_r(data, size)) {
3391             std::string type([pmstatus_r[1] UTF8String]);
3392
3393             NSString *package = pmstatus_r[2];
3394             if ([package isEqualToString:@"dpkg-exec"])
3395                 package = nil;
3396
3397             float percent([pmstatus_r[3] floatValue]);
3398             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3399
3400             NSString *string = pmstatus_r[4];
3401
3402             if (type == "pmerror") {
3403                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"ERROR" forPackage:package]);
3404                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3405             } else if (type == "pmstatus") {
3406                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:@"STATUS" forPackage:package]);
3407                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3408             } else if (type == "pmconffile")
3409                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3410             else
3411                 lprintf("E:unknown pmstatus\n");
3412         } else
3413             lprintf("E:unknown status\n");
3414     }
3415
3416     _assume(false);
3417 }
3418
3419 - (void) _readOutput:(NSNumber *)fd { _pooled
3420     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3421     std::istream is(&ib);
3422     std::string line;
3423
3424     while (std::getline(is, line)) {
3425         lprintf("O:%s\n", line.c_str());
3426
3427         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:@"INFORMATION"]);
3428         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3429     }
3430
3431     _assume(false);
3432 }
3433
3434 - (FILE *) input {
3435     return input_;
3436 }
3437
3438 - (Package *) packageWithName:(NSString *)name {
3439 @synchronized (self) {
3440     if (static_cast<pkgDepCache *>(cache_) == NULL)
3441         return nil;
3442     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3443     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3444 } }
3445
3446 - (id) init {
3447     if ((self = [super init]) != nil) {
3448         policy_ = NULL;
3449         records_ = NULL;
3450         resolver_ = NULL;
3451         fetcher_ = NULL;
3452         lock_ = NULL;
3453
3454         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3455         apr_pool_create(&pool_, NULL);
3456
3457         size_t capacity(MetaFile_->active_);
3458         if (capacity == 0)
3459             capacity = 16384;
3460         else
3461             capacity += 1024;
3462
3463         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3464         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3465
3466         int fds[2];
3467
3468         _assert(pipe(fds) != -1);
3469         cydiafd_ = fds[1];
3470
3471         _config->Set("APT::Keep-Fds::", cydiafd_);
3472         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3473
3474         [NSThread
3475             detachNewThreadSelector:@selector(_readCydia:)
3476             toTarget:self
3477             withObject:[NSNumber numberWithInt:fds[0]]
3478         ];
3479
3480         _assert(pipe(fds) != -1);
3481         statusfd_ = fds[1];
3482
3483         [NSThread
3484             detachNewThreadSelector:@selector(_readStatus:)
3485             toTarget:self
3486             withObject:[NSNumber numberWithInt:fds[0]]
3487         ];
3488
3489         _assert(pipe(fds) != -1);
3490         _assert(dup2(fds[0], 0) != -1);
3491         _assert(close(fds[0]) != -1);
3492
3493         input_ = fdopen(fds[1], "a");
3494
3495         _assert(pipe(fds) != -1);
3496         _assert(dup2(fds[1], 1) != -1);
3497         _assert(close(fds[1]) != -1);
3498
3499         [NSThread
3500             detachNewThreadSelector:@selector(_readOutput:)
3501             toTarget:self
3502             withObject:[NSNumber numberWithInt:fds[0]]
3503         ];
3504     } return self;
3505 }
3506
3507 - (pkgCacheFile &) cache {
3508     return cache_;
3509 }
3510
3511 - (pkgDepCache::Policy *) policy {
3512     return policy_;
3513 }
3514
3515 - (pkgRecords *) records {
3516     return records_;
3517 }
3518
3519 - (pkgProblemResolver *) resolver {
3520     return resolver_;
3521 }
3522
3523 - (pkgAcquire &) fetcher {
3524     return *fetcher_;
3525 }
3526
3527 - (pkgSourceList &) list {
3528     return *list_;
3529 }
3530
3531 - (NSArray *) packages {
3532     return (NSArray *) packages_;
3533 }
3534
3535 - (NSArray *) sources {
3536     return sourceList_;
3537 }
3538
3539 - (Source *) sourceWithKey:(NSString *)key {
3540     for (Source *source in [self sources]) {
3541         if ([[source key] isEqualToString:key])
3542             return source;
3543     } return nil;
3544 }
3545
3546 - (bool) popErrorWithTitle:(NSString *)title {
3547     bool fatal(false);
3548
3549     while (!_error->empty()) {
3550         std::string error;
3551         bool warning(!_error->PopMessage(error));
3552         if (!warning)
3553             fatal = true;
3554
3555         for (;;) {
3556             size_t size(error.size());
3557             if (size == 0 || error[size - 1] != '\n')
3558                 break;
3559             error.resize(size - 1);
3560         }
3561
3562         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3563
3564         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3565     }
3566
3567     return fatal;
3568 }
3569
3570 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3571     return [self popErrorWithTitle:title] || !success;
3572 }
3573
3574 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3575 @synchronized (self) {
3576     ++era_;
3577
3578     [self releasePackages];
3579
3580     sourceMap_.clear();
3581     [sourceList_ removeAllObjects];
3582
3583     _error->Discard();
3584
3585     delete list_;
3586     list_ = NULL;
3587     manager_ = NULL;
3588     delete lock_;
3589     lock_ = NULL;
3590     delete fetcher_;
3591     fetcher_ = NULL;
3592     delete resolver_;
3593     resolver_ = NULL;
3594     delete records_;
3595     records_ = NULL;
3596     delete policy_;
3597     policy_ = NULL;
3598
3599     cache_.Close();
3600
3601     apr_pool_clear(pool_);
3602
3603     NSRecycleZone(zone_);
3604     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3605
3606     int chk(creat("/tmp/cydia.chk", 0644));
3607     if (chk != -1)
3608         close(chk);
3609
3610     if (invocation != nil)
3611         [invocation invoke];
3612
3613     NSString *title(UCLocalize("DATABASE"));
3614
3615     _trace();
3616     OpProgress progress;
3617     while (!cache_.Open(progress, true)) { pop:
3618         std::string error;
3619         bool warning(!_error->PopMessage(error));
3620         lprintf("cache_.Open():[%s]\n", error.c_str());
3621
3622         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3623             [delegate_ repairWithSelector:@selector(configure)];
3624         else if (error == "The package lists or status file could not be parsed or opened.")
3625             [delegate_ repairWithSelector:@selector(update)];
3626         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3627         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3628         // else if (error == "Malformed Status line")
3629         // else if (error == "The list of sources could not be read.")
3630         else {
3631             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? @"WARNING" : @"ERROR")] forTask:title];
3632             return;
3633         }
3634
3635         if (warning)
3636             goto pop;
3637         _error->Discard();
3638     }
3639     _trace();
3640
3641     unlink("/tmp/cydia.chk");
3642
3643     now_ = [[NSDate date] timeIntervalSince1970];
3644
3645     policy_ = new pkgDepCache::Policy();
3646     records_ = new pkgRecords(cache_);
3647     resolver_ = new pkgProblemResolver(cache_);
3648     fetcher_ = new pkgAcquire(&status_);
3649     lock_ = NULL;
3650
3651     list_ = new pkgSourceList();
3652     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3653         return;
3654
3655     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3656         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:@"ERROR"] forTask:title];
3657         return;
3658     }
3659
3660     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3661         return;
3662
3663     if (cache_->BrokenCount() != 0) {
3664         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3665             return;
3666
3667         if (cache_->BrokenCount() != 0) {
3668             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:@"ERROR"] forTask:title];
3669             return;
3670         }
3671
3672         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3673             return;
3674     }
3675
3676     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3677         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3678         [sourceList_ addObject:object];
3679
3680         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3681         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3682             // XXX: this could be more intelligent
3683             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3684                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3685                 if (!cached.end())
3686                     sourceMap_[cached->ID] = object;
3687             }
3688     }
3689
3690     {
3691         /*std::vector<Package *> packages;
3692         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3693         [packages_ release];
3694         packages_ = nil;*/
3695
3696         _trace();
3697
3698         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3699             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3700                 //packages.push_back(package);
3701                 CFArrayAppendValue(packages_, [package retain]);
3702
3703         _trace();
3704
3705         /*if (packages.empty())
3706             packages_ = [[NSArray alloc] init];
3707         else
3708             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3709         _trace();*/
3710
3711         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3712         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3713         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3714
3715         /*_trace();
3716         PrintTimes();
3717         _trace();*/
3718
3719         _trace();
3720
3721         /*if (!packages.empty())
3722             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3723         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3724
3725         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3726
3727         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3728
3729         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3730
3731         _trace();
3732
3733         size_t count(CFArrayGetCount(packages_));
3734         MetaFile_->active_ = count;
3735
3736         for (size_t index(0); index != count; ++index)
3737             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3738
3739         _trace();
3740     }
3741 } } CYPoolEnd() _trace(); }
3742
3743 - (void) clear {
3744 @synchronized (self) {
3745     delete resolver_;
3746     resolver_ = new pkgProblemResolver(cache_);
3747
3748     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3749         if (!cache_[iterator].Keep())
3750             cache_->MarkKeep(iterator, false);
3751         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3752             cache_->SetReInstall(iterator, false);
3753 } }
3754
3755 - (void) configure {
3756     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3757     _trace();
3758     system([dpkg UTF8String]);
3759     _trace();
3760 }
3761
3762 - (bool) clean {
3763     // XXX: I don't remember this condition
3764     if (lock_ != NULL)
3765         return false;
3766
3767     FileFd Lock;
3768     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3769
3770     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3771
3772     if ([self popErrorWithTitle:title])
3773         return false;
3774
3775     pkgAcquire fetcher;
3776     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3777
3778     class LogCleaner :
3779         public pkgArchiveCleaner
3780     {
3781       protected:
3782         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3783             unlink(File);
3784         }
3785     } cleaner;
3786
3787     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3788         return false;
3789
3790     return true;
3791 }
3792
3793 - (bool) prepare {
3794     fetcher_->Shutdown();
3795
3796     pkgRecords records(cache_);
3797
3798     lock_ = new FileFd();
3799     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3800
3801     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3802
3803     if ([self popErrorWithTitle:title])
3804         return false;
3805
3806     pkgSourceList list;
3807     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3808         return false;
3809
3810     manager_ = (_system->CreatePM(cache_));
3811     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3812         return false;
3813
3814     return true;
3815 }
3816
3817 - (void) perform {
3818     bool substrate(RestartSubstrate_);
3819     RestartSubstrate_ = false;
3820
3821     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3822
3823     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3824         pkgSourceList list;
3825         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3826             return;
3827         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3828             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3829     }
3830
3831     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3832
3833     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3834         _trace();
3835         [self popErrorWithTitle:title];
3836         return;
3837     }
3838
3839     bool failed = false;
3840     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3841         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3842             continue;
3843         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3844             continue;
3845
3846         failed = true;
3847     }
3848
3849     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3850
3851     if (failed) {
3852         _trace();
3853         return;
3854     }
3855
3856     if (substrate)
3857         RestartSubstrate_ = true;
3858
3859     _system->UnLock();
3860     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3861
3862     if (_error->PendingError()) {
3863         _trace();
3864         return;
3865     }
3866
3867     if (result == pkgPackageManager::Failed) {
3868         _trace();
3869         return;
3870     }
3871
3872     if (result != pkgPackageManager::Completed) {
3873         _trace();
3874         return;
3875     }
3876
3877     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3878         pkgSourceList list;
3879         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3880             return;
3881         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3882             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3883     }
3884
3885     if (![before isEqualToArray:after])
3886         [self update];
3887 }
3888
3889 - (bool) upgrade {
3890     NSString *title(UCLocalize("UPGRADE"));
3891     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3892         return false;
3893     return true;
3894 }
3895
3896 - (void) update {
3897     [self updateWithStatus:status_];
3898 }
3899
3900 - (void) updateWithStatus:(Status &)status {
3901     NSString *title(UCLocalize("REFRESHING_DATA"));
3902
3903     pkgSourceList list;
3904     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3905         return;
3906
3907     FileFd lock;
3908     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3909     if ([self popErrorWithTitle:title])
3910         return;
3911
3912     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3913
3914     bool success(ListUpdate(status, list, PulseInterval_));
3915     if (status.WasCancelled())
3916         _error->Discard();
3917     else
3918         [self popErrorWithTitle:title forOperation:success];
3919
3920     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3921
3922     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3923     Changed_ = true;
3924 }
3925
3926 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
3927     delegate_ = delegate;
3928 }
3929
3930 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
3931     progress_ = delegate;
3932     status_.setDelegate(delegate);
3933 }
3934
3935 - (NSObject<ProgressDelegate> *) progressDelegate {
3936     return progress_;
3937 }
3938
3939 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3940     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3941     return i == sourceMap_.end() ? nil : i->second;
3942 }
3943
3944 - (NSString *) mappedSectionForPointer:(const char *)section {
3945     _H<NSString> *mapped;
3946
3947     _profile(Database$mappedSectionForPointer$Cache)
3948         mapped = &sections_[section];
3949     _end
3950
3951     if (*mapped == NULL) {
3952         size_t length(strlen(section));
3953         char spaced[length + 1];
3954
3955         _profile(Database$mappedSectionForPointer$Replace)
3956             for (size_t index(0); index != length; ++index)
3957                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3958             spaced[length] = '\0';
3959         _end
3960
3961         NSString *string;
3962
3963         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3964             string = [NSString stringWithUTF8String:spaced];
3965         _end
3966
3967         _profile(Database$mappedSectionForPointer$Map)
3968             string = [SectionMap_ objectForKey:string] ?: string;
3969         _end
3970
3971         *mapped = string;
3972     } return *mapped;
3973 }
3974
3975 @end
3976 /* }}} */
3977
3978 /* Web Scripting {{{ */
3979 @interface CydiaObject : NSObject {
3980     id indirect_;
3981     _transient id delegate_;
3982 }
3983
3984 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3985
3986 @end
3987
3988 @implementation CydiaObject
3989
3990 - (void) dealloc {
3991     [indirect_ release];
3992     [super dealloc];
3993 }
3994
3995 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3996     if ((self = [super init]) != nil) {
3997         indirect_ = [indirect retain];
3998     } return self;
3999 }
4000
4001 - (void) setDelegate:(id)delegate {
4002     delegate_ = delegate;
4003 }
4004
4005 + (NSArray *) _attributeKeys {
4006     return [NSArray arrayWithObjects:
4007         @"device",
4008         @"ecid",
4009         @"firmware",
4010         @"hostname",
4011         @"idiom",
4012         @"model",
4013         @"plmn",
4014         @"role",
4015         @"serial",
4016         @"token",
4017         @"version",
4018     nil];
4019 }
4020
4021 - (NSArray *) attributeKeys {
4022     return [[self class] _attributeKeys];
4023 }
4024
4025 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4026     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4027 }
4028
4029 - (NSString *) version {
4030     return @ Cydia_;
4031 }
4032
4033 - (NSString *) device {
4034     return [[UIDevice currentDevice] uniqueIdentifier];
4035 }
4036
4037 - (NSString *) firmware {
4038     return [[UIDevice currentDevice] systemVersion];
4039 }
4040
4041 - (NSString *) hostname {
4042     return [[UIDevice currentDevice] name];
4043 }
4044
4045 - (NSString *) idiom {
4046     UIDevice *device([UIDevice currentDevice]);
4047     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
4048         return @"iphone";
4049
4050     UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
4051     if (idiom == UIUserInterfaceIdiomPhone)
4052         return @"iphone";
4053     else if (idiom == UIUserInterfaceIdiomPad)
4054         return @"ipad";
4055     else
4056         return @"unknown";
4057 }
4058
4059 - (NSString *) plmn {
4060     return (id) PLMN_ ?: [NSNull null];
4061 }
4062
4063 - (NSString *) ecid {
4064     return (id) ChipID_ ?: [NSNull null];
4065 }
4066
4067 - (NSString *) serial {
4068     return SerialNumber_;
4069 }
4070
4071 - (NSString *) role {
4072     return (id) Role_ ?: [NSNull null];
4073 }
4074
4075 - (NSString *) model {
4076     return [NSString stringWithUTF8String:Machine_];
4077 }
4078
4079 - (NSString *) token {
4080     return (id) Token_ ?: [NSNull null];
4081 }
4082
4083 + (NSString *) webScriptNameForSelector:(SEL)selector {
4084     if (false);
4085     else if (selector == @selector(addTrivialSource:))
4086         return @"addTrivialSource";
4087     else if (selector == @selector(close))
4088         return @"close";
4089     else if (selector == @selector(du:))
4090         return @"du";
4091     else if (selector == @selector(stringWithFormat:arguments:))
4092         return @"format";
4093     else if (selector == @selector(getAllSources))
4094         return @"getAllSourcs";
4095     else if (selector == @selector(getKernelNumber:))
4096         return @"getKernelNumber";
4097     else if (selector == @selector(getKernelString:))
4098         return @"getKernelString";
4099     else if (selector == @selector(getInstalledPackages))
4100         return @"getInstalledPackages";
4101     else if (selector == @selector(getPackageById:))
4102         return @"getPackageById";
4103     else if (selector == @selector(installPackages:))
4104         return @"installPackages";
4105     else if (selector == @selector(localizedStringForKey:value:table:))
4106         return @"localize";
4107     else if (selector == @selector(refreshSources))
4108         return @"refreshSources";
4109     else if (selector == @selector(removeButton))
4110         return @"removeButton";
4111     else if (selector == @selector(scrollToBottom:))
4112         return @"scrollToBottom";
4113     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4114         return @"setButtonImage";
4115     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4116         return @"setButtonTitle";
4117     else if (selector == @selector(setPopupHook:))
4118         return @"setPopupHook";
4119     else if (selector == @selector(setToken:))
4120         return @"setToken";
4121     else if (selector == @selector(setViewportWidth:))
4122         return @"setViewportWidth";
4123     else if (selector == @selector(statfs:))
4124         return @"statfs";
4125     else if (selector == @selector(supports:))
4126         return @"supports";
4127     else
4128         return nil;
4129 }
4130
4131 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4132     return [self webScriptNameForSelector:selector] == nil;
4133 }
4134
4135 - (BOOL) supports:(NSString *)feature {
4136     return [feature isEqualToString:@"window.open"];
4137 }
4138
4139 - (NSNumber *) getKernelNumber:(NSString *)name {
4140     const char *string([name UTF8String]);
4141
4142     size_t size;
4143     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4144         return (id) [NSNull null];
4145
4146     if (size != sizeof(int))
4147         return (id) [NSNull null];
4148
4149     int value;
4150     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4151         return (id) [NSNull null];
4152
4153     return [NSNumber numberWithInt:value];
4154 }
4155
4156 - (NSString *) getKernelString:(NSString *)name {
4157     const char *string([name UTF8String]);
4158
4159     size_t size;
4160     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4161         return (id) [NSNull null];
4162
4163     char value[size + 1];
4164     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4165         return (id) [NSNull null];
4166
4167     // XXX: just in case you request something ludicrous
4168     value[size] = '\0';
4169
4170     return [NSString stringWithCString:value];
4171 }
4172
4173 - (void) addTrivialSource:(NSString *)href {
4174     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4175 }
4176
4177 - (void) refreshSources {
4178     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4179 }
4180
4181 - (NSArray *) getAllSources {
4182     return [[Database sharedInstance] sources];
4183 }
4184
4185 - (NSArray *) getInstalledPackages {
4186     Database *database([Database sharedInstance]);
4187 @synchronized (database) {
4188     NSArray *packages([database packages]);
4189     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4190     for (Package *package in packages)
4191         if (![package uninstalled])
4192             [installed addObject:package];
4193     return installed;
4194 } }
4195
4196 - (Package *) getPackageById:(NSString *)id {
4197     Package *package([[Database sharedInstance] packageWithName:id]);
4198     [package parse];
4199     return package;
4200 }
4201
4202 - (NSArray *) statfs:(NSString *)path {
4203     struct statfs stat;
4204
4205     if (path == nil || statfs([path UTF8String], &stat) == -1)
4206         return nil;
4207
4208     return [NSArray arrayWithObjects:
4209         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4210         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4211         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4212     nil];
4213 }
4214
4215 - (NSNumber *) du:(NSString *)path {
4216     NSNumber *value(nil);
4217
4218     int fds[2];
4219     _assert(pipe(fds) != -1);
4220
4221     pid_t pid(ExecFork());
4222     if (pid == 0) {
4223         _assert(dup2(fds[1], 1) != -1);
4224         _assert(close(fds[0]) != -1);
4225         _assert(close(fds[1]) != -1);
4226         /* XXX: this should probably not use du */
4227         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4228         exit(1);
4229         _assert(false);
4230     }
4231
4232     _assert(close(fds[1]) != -1);
4233
4234     if (FILE *du = fdopen(fds[0], "r")) {
4235         char line[1024];
4236         while (fgets(line, sizeof(line), du) != NULL) {
4237             size_t length(strlen(line));
4238             while (length != 0 && line[length - 1] == '\n')
4239                 line[--length] = '\0';
4240             if (char *tab = strchr(line, '\t')) {
4241                 *tab = '\0';
4242                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4243             }
4244         }
4245
4246         fclose(du);
4247     } else _assert(close(fds[0]));
4248
4249     int status;
4250   wait:
4251     if (waitpid(pid, &status, 0) == -1)
4252         if (errno == EINTR)
4253             goto wait;
4254         else _assert(false);
4255
4256     return value;
4257 }
4258
4259 - (void) close {
4260     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4261 }
4262
4263 - (void) installPackages:(NSArray *)packages {
4264     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4265 }
4266
4267 - (void) removeButton {
4268     [indirect_ removeButton];
4269 }
4270
4271 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4272     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4273 }
4274
4275 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4276     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4277 }
4278
4279 - (void) _setToken:(NSString *)token {
4280     Token_ = token;
4281
4282     if (token == nil)
4283         [Metadata_ removeObjectForKey:@"Token"];
4284     else
4285         [Metadata_ setObject:Token_ forKey:@"Token"];
4286
4287     Changed_ = true;
4288 }
4289
4290 - (void) setToken:(NSString *)token {
4291     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4292 }
4293
4294 - (void) setPopupHook:(id)function {
4295     [indirect_ setPopupHook:function];
4296 }
4297
4298 - (void) scrollToBottom:(NSNumber *)animated {
4299     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4300 }
4301
4302 - (void) setViewportWidth:(float)width {
4303     [indirect_ setViewportWidthOnMainThread:width];
4304 }
4305
4306 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4307     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4308     unsigned count([arguments count]);
4309     id values[count];
4310     for (unsigned i(0); i != count; ++i)
4311         values[i] = [arguments objectAtIndex:i];
4312     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4313 }
4314
4315 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4316     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4317         value = nil;
4318     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4319         table = nil;
4320     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4321 }
4322
4323 @end
4324 /* }}} */
4325
4326 /* @ Loading... Indicator {{{ */
4327 @interface CYLoadingIndicator : UIView {
4328     _H<UIActivityIndicatorView> spinner_;
4329     _H<UILabel> label_;
4330     _H<UIView> container_;
4331 }
4332
4333 @property (readonly, nonatomic) UILabel *label;
4334 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4335
4336 @end
4337
4338 @implementation CYLoadingIndicator
4339
4340 - (id) initWithFrame:(CGRect)frame {
4341     if ((self = [super initWithFrame:frame]) != nil) {
4342         container_ = [[[UIView alloc] init] autorelease];
4343         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4344
4345         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4346         [spinner_ startAnimating];
4347         [container_ addSubview:spinner_];
4348
4349         label_ = [[[UILabel alloc] init] autorelease];
4350         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4351         [label_ setBackgroundColor:[UIColor clearColor]];
4352         [label_ setTextColor:[UIColor blackColor]];
4353         [label_ setShadowColor:[UIColor whiteColor]];
4354         [label_ setShadowOffset:CGSizeMake(0, 1)];
4355         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4356         [container_ addSubview:label_];
4357
4358         CGSize viewsize = frame.size;
4359         CGSize spinnersize = [spinner_ bounds].size;
4360         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4361         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4362
4363         CGRect containrect = {
4364             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4365             CGSizeMake(bothwidth, spinnersize.height)
4366         };
4367         CGRect textrect = {
4368             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4369             textsize
4370         };
4371         CGRect spinrect = {
4372             CGPointZero,
4373             spinnersize
4374         };
4375
4376         [container_ setFrame:containrect];
4377         [spinner_ setFrame:spinrect];
4378         [label_ setFrame:textrect];
4379         [self addSubview:container_];
4380     } return self;
4381 }
4382
4383 - (UILabel *) label {
4384     return label_;
4385 }
4386
4387 - (UIActivityIndicatorView *) activityIndicatorView {
4388     return spinner_;
4389 }
4390
4391 @end
4392 /* }}} */
4393 /* Emulated Loading Controller {{{ */
4394 @interface CYEmulatedLoadingController : CYViewController {
4395     _transient Database *database_;
4396     _H<CYLoadingIndicator> indicator_;
4397     _H<UITabBar> tabbar_;
4398     _H<UINavigationBar> navbar_;
4399 }
4400
4401 @end
4402
4403 @implementation CYEmulatedLoadingController
4404
4405 - (id) initWithDatabase:(Database *)database {
4406     if ((self = [super init]) != nil) {
4407         database_ = database;
4408     } return self;
4409 }
4410
4411 - (void) loadView {
4412     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4413     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4414
4415     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4416     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4417     [[self view] addSubview:indicator_];
4418
4419     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4420     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4421     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4422     [[self view] addSubview:tabbar_];
4423
4424     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4425     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4426     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4427     [[self view] addSubview:navbar_];
4428 }
4429
4430 - (void) releaseSubviews {
4431     indicator_ = nil;
4432     tabbar_ = nil;
4433     navbar_ = nil;
4434 }
4435
4436 @end
4437 /* }}} */
4438
4439 /* Cydia Browser Controller {{{ */
4440 @interface CYBrowserController : BrowserController {
4441     CydiaObject *cydia_;
4442 }
4443
4444 @end
4445
4446 @implementation CYBrowserController
4447
4448 - (void) dealloc {
4449     [cydia_ release];
4450     [super dealloc];
4451 }
4452
4453 - (NSURL *) navigationURL {
4454     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4455 }
4456
4457 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4458 }
4459
4460 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4461     [super webView:view didClearWindowObject:window forFrame:frame];
4462
4463     WebDataSource *source([frame dataSource]);
4464     NSURLResponse *response([source response]);
4465
4466     NSURL *url([response URL]);
4467     NSString *scheme([url scheme]);
4468     NSString *host([url host]);
4469
4470     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4471         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4472         NSDictionary *headers([http allHeaderFields]);
4473         [self setHeaders:headers forHost:host];
4474     }
4475
4476     if (
4477         [host isEqualToString:@"cydia.saurik.com"] ||
4478         [host hasSuffix:@".cydia.saurik.com"] ||
4479         [scheme isEqualToString:@"file"]
4480     )
4481         [window setValue:cydia_ forKey:@"cydia"];
4482 }
4483
4484 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4485     if (System_ != NULL)
4486         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4487     if (Machine_ != NULL)
4488         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4489     if (Token_ != nil)
4490         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4491     if (Role_ != nil)
4492         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4493 }
4494
4495 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4496     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4497     [self _setMoreHeaders:copy];
4498     return copy;
4499 }
4500
4501 - (void) setDelegate:(id)delegate {
4502     [super setDelegate:delegate];
4503     [cydia_ setDelegate:delegate];
4504 }
4505
4506 - (id) init {
4507     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4508         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4509
4510         WebView *webview([[webview_ _documentView] webView]);
4511
4512         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4513
4514         if (Safari_ != nil)
4515             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4516         if (Build_ != nil)
4517             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4518         if (Product_ != nil)
4519             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4520
4521         [webview setApplicationNameForUserAgent:application];
4522     } return self;
4523 }
4524
4525 @end
4526 /* }}} */
4527
4528 // CydiaScript {{{
4529 @interface NSObject (CydiaScript)
4530 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4531 @end
4532
4533 @implementation NSObject (CydiaScript)
4534
4535 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4536     return self;
4537 }
4538
4539 @end
4540
4541 @implementation NSArray (CydiaScript)
4542
4543 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4544     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4545     for (size_t i(0), e([self count]); i != e; ++i)
4546         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4547     return object;
4548 }
4549
4550 @end
4551
4552 @implementation NSDictionary (CydiaScript)
4553
4554 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4555     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4556     for (id i in self)
4557         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4558     return object;
4559 }
4560
4561 @end
4562 // }}}
4563
4564 /* Confirmation Controller {{{ */
4565 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4566     if (!iterator.end())
4567         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4568             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4569                 continue;
4570             pkgCache::PkgIterator package(dep.TargetPkg());
4571             if (package.end())
4572                 continue;
4573             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4574                 return true;
4575         }
4576
4577     return false;
4578 }
4579
4580 @protocol ConfirmationControllerDelegate
4581 - (void) cancelAndClear:(bool)clear;
4582 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4583 - (void) queue;
4584 @end
4585
4586 @interface ConfirmationController : CYBrowserController {
4587     _transient Database *database_;
4588
4589     UIAlertView *essential_;
4590
4591     NSDictionary *changes_;
4592     NSMutableArray *issues_;
4593     NSDictionary *sizes_;
4594
4595     BOOL substrate_;
4596 }
4597
4598 - (id) initWithDatabase:(Database *)database;
4599
4600 @end
4601
4602 @implementation ConfirmationController
4603
4604 - (void) dealloc {
4605     [changes_ release];
4606     [issues_ release];
4607     [sizes_ release];
4608
4609     if (essential_ != nil)
4610         [essential_ release];
4611
4612     [super dealloc];
4613 }
4614
4615 - (void) complete {
4616     if (substrate_)
4617         RestartSubstrate_ = true;
4618     [delegate_ confirmWithNavigationController:[self navigationController]];
4619 }
4620
4621 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4622     NSString *context([alert context]);
4623
4624     if ([context isEqualToString:@"remove"]) {
4625         if (button == [alert cancelButtonIndex])
4626             [self dismissModalViewControllerAnimated:YES];
4627         else if (button == [alert firstOtherButtonIndex]) {
4628             [self complete];
4629         }
4630
4631         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4632     } else if ([context isEqualToString:@"unable"]) {
4633         [self dismissModalViewControllerAnimated:YES];
4634         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4635     } else {
4636         [super alertView:alert clickedButtonAtIndex:button];
4637     }
4638 }
4639
4640 - (void) _doContinue {
4641     [self dismissModalViewControllerAnimated:YES];
4642     [delegate_ cancelAndClear:NO];
4643 }
4644
4645 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4646     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4647     return nil;
4648 }
4649
4650 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4651     [super webView:view didClearWindowObject:window forFrame:frame];
4652
4653     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4654         changes_, @"changes",
4655         issues_, @"issues",
4656         sizes_, @"sizes",
4657         self, @"queue",
4658     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4659 }
4660
4661 - (id) initWithDatabase:(Database *)database {
4662     if ((self = [super init]) != nil) {
4663         database_ = database;
4664
4665         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4666         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4667         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4668         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4669         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4670
4671         bool remove(false);
4672
4673         pkgCacheFile &cache([database_ cache]);
4674         NSArray *packages([database_ packages]);
4675         pkgDepCache::Policy *policy([database_ policy]);
4676
4677         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4678
4679         for (Package *package in packages) {
4680             pkgCache::PkgIterator iterator([package iterator]);
4681             NSString *name([package id]);
4682
4683             if ([package broken]) {
4684                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4685
4686                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4687                     name, @"package",
4688                     reasons, @"reasons",
4689                 nil]];
4690
4691                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4692                 if (ver.end())
4693                     continue;
4694
4695                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4696                     pkgCache::DepIterator start;
4697                     pkgCache::DepIterator end;
4698                     dep.GlobOr(start, end); // ++dep
4699
4700                     if (!cache->IsImportantDep(end))
4701                         continue;
4702                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4703                         continue;
4704
4705                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4706
4707                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4708                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4709                         clauses, @"clauses",
4710                     nil]];
4711
4712                     _forever {
4713                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4714
4715                         pkgCache::PkgIterator target(start.TargetPkg());
4716                         if (target->ProvidesList != 0)
4717                             reason = @"missing";
4718                         else {
4719                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4720                             if (!ver.end()) {
4721                                 reason = @"installed";
4722                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4723                             } else if (!cache[target].CandidateVerIter(cache).end())
4724                                 reason = @"uninstalled";
4725                             else if (target->ProvidesList == 0)
4726                                 reason = @"uninstallable";
4727                             else
4728                                 reason = @"virtual";
4729                         }
4730
4731                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4732                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4733                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4734                         nil]);
4735
4736                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4737                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4738                             version, @"version",
4739                             reason, @"reason",
4740                             installed, @"installed",
4741                         nil]];
4742
4743                         // yes, seriously. (wtf?)
4744                         if (start == end)
4745                             break;
4746                         ++start;
4747                     }
4748                 }
4749             }
4750
4751             pkgDepCache::StateCache &state(cache[iterator]);
4752
4753             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4754
4755             if (state.NewInstall())
4756                 [installs addObject:name];
4757             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4758                 [reinstalls addObject:name];
4759             else if (state.Upgrade())
4760                 [upgrades addObject:name];
4761             else if (state.Downgrade())
4762                 [downgrades addObject:name];
4763             else if (!state.Delete())
4764                 continue;
4765             else if (special_r(name))
4766                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4767                     [NSNull null], @"package",
4768                     [NSArray arrayWithObjects:
4769                         [NSDictionary dictionaryWithObjectsAndKeys:
4770                             @"Conflicts", @"relationship",
4771                             [NSArray arrayWithObjects:
4772                                 [NSDictionary dictionaryWithObjectsAndKeys:
4773                                     name, @"package",
4774                                     [NSNull null], @"version",
4775                                     @"installed", @"reason",
4776                                 nil],
4777                             nil], @"clauses",
4778                         nil],
4779                     nil], @"reasons",
4780                 nil]];
4781             else {
4782                 if ([package essential])
4783                     remove = true;
4784                 [removes addObject:name];
4785             }
4786
4787             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4788             substrate_ |= DepSubstrate(iterator.CurrentVer());
4789         }
4790
4791         if (!remove)
4792             essential_ = nil;
4793         else if (Advanced_) {
4794             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4795
4796             essential_ = [[UIAlertView alloc]
4797                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4798                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4799                 delegate:self
4800                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4801                 otherButtonTitles:
4802                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4803                 nil
4804             ];
4805
4806             [essential_ setContext:@"remove"];
4807         } else {
4808             essential_ = [[UIAlertView alloc]
4809                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4810                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4811                 delegate:self
4812                 cancelButtonTitle:UCLocalize("OKAY")
4813                 otherButtonTitles:nil
4814             ];
4815
4816             [essential_ setContext:@"unable"];
4817         }
4818
4819         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4820             installs, @"installs",
4821             reinstalls, @"reinstalls",
4822             upgrades, @"upgrades",
4823             downgrades, @"downgrades",
4824             removes, @"removes",
4825         nil];
4826
4827         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4828             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4829             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4830         nil];
4831
4832         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4833
4834         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4835             initWithTitle:UCLocalize("CANCEL")
4836             style:UIBarButtonItemStylePlain
4837             target:self
4838             action:@selector(cancelButtonClicked)
4839         ] autorelease]];
4840     } return self;
4841 }
4842
4843 #if !AlwaysReload
4844 - (void) applyRightButton {
4845     if ([issues_ count] == 0 && ![self isLoading])
4846         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4847             initWithTitle:UCLocalize("CONFIRM")
4848             style:UIBarButtonItemStyleDone
4849             target:self
4850             action:@selector(confirmButtonClicked)
4851         ] autorelease]];
4852     else
4853         [[self navigationItem] setRightBarButtonItem:nil];
4854 }
4855 #endif
4856
4857 - (void) cancelButtonClicked {
4858     [self dismissModalViewControllerAnimated:YES];
4859     [delegate_ cancelAndClear:YES];
4860 }
4861
4862 #if !AlwaysReload
4863 - (void) confirmButtonClicked {
4864     if (essential_ != nil)
4865         [essential_ show];
4866     else
4867         [self complete];
4868 }
4869 #endif
4870
4871 @end
4872 /* }}} */
4873
4874 /* Progress Data {{{ */
4875 @interface CydiaProgressData : NSObject {
4876     _transient id delegate_;
4877
4878     bool running_;
4879     float progress_;
4880
4881     _H<NSMutableArray> events_;
4882     _H<NSString> title_;
4883
4884     _H<NSString> status_;
4885     _H<NSString> finish_;
4886 }
4887
4888 @end
4889
4890 @implementation CydiaProgressData
4891
4892 + (NSArray *) _attributeKeys {
4893     return [NSArray arrayWithObjects:
4894         @"events",
4895         @"finish",
4896         @"progress",
4897         @"running",
4898         @"title",
4899     nil];
4900 }
4901
4902 - (NSArray *) attributeKeys {
4903     return [[self class] _attributeKeys];
4904 }
4905
4906 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4907     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4908 }
4909
4910 - (id) init {
4911     if ((self = [super init]) != nil) {
4912         events_ = [NSMutableArray arrayWithCapacity:32];
4913     } return self;
4914 }
4915
4916 - (void) setDelegate:(id)delegate {
4917     delegate_ = delegate;
4918 }
4919
4920 - (void) setProgress:(float)value {
4921     progress_ = value;
4922 }
4923
4924 - (NSNumber *) progress {
4925     return [NSNumber numberWithFloat:progress_];
4926 }
4927
4928 - (NSArray *) events {
4929     return events_;
4930 }
4931
4932 - (void) removeAllEvents {
4933     [events_ removeAllObjects];
4934 }
4935
4936 - (void) addEvent:(CydiaProgressEvent *)event {
4937     [events_ addObject:event];
4938 }
4939
4940 - (void) setTitle:(NSString *)text {
4941     title_ = text;
4942 }
4943
4944 - (NSString *) title {
4945     return title_;
4946 }
4947
4948 - (void) setFinish:(NSString *)text {
4949     finish_ = text;
4950 }
4951
4952 - (NSString *) finish {
4953     return (id) finish_ ?: [NSNull null];
4954 }
4955
4956 - (void) setRunning:(bool)running {
4957     running_ = running;
4958 }
4959
4960 - (NSNumber *) running {
4961     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
4962 }
4963
4964 @end
4965 /* }}} */
4966 /* Progress Controller {{{ */
4967 @interface ProgressController : CYBrowserController <
4968     ProgressDelegate
4969 > {
4970     _transient Database *database_;
4971     _H<CydiaProgressData> progress_;
4972     unsigned cancel_;
4973 }
4974
4975 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4976
4977 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
4978
4979 - (void) setTitle:(NSString *)title;
4980 - (void) setCancellable:(bool)cancellable;
4981
4982 @end
4983
4984 @implementation ProgressController
4985
4986 - (void) dealloc {
4987     [database_ setProgressDelegate:nil];
4988     [progress_ setDelegate:nil];
4989     [super dealloc];
4990 }
4991
4992 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4993     if ((self = [super init]) != nil) {
4994         database_ = database;
4995         delegate_ = delegate;
4996
4997         [database_ setProgressDelegate:self];
4998
4999         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5000         [progress_ setDelegate:self];
5001     } return self;
5002 }
5003
5004 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5005     [super webView:view didClearWindowObject:window forFrame:frame];
5006     [window setValue:progress_ forKey:@"cydiaProgress"];
5007 }
5008
5009 - (void) updateProgress {
5010     [self dispatchEvent:@"CydiaProgressUpdate"];
5011 }
5012
5013 - (void) updateCancel {
5014     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5015         initWithTitle:UCLocalize("CANCEL")
5016         style:UIBarButtonItemStylePlain
5017         target:self
5018         action:@selector(cancel)
5019     ] autorelease] : nil)];
5020 }
5021
5022 - (void) viewWillAppear:(BOOL)animated {
5023     if (![self hasLoaded]) {
5024         [scroller_ setBackgroundColor:[UIColor blackColor]];
5025         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/progress/", UI_]]];
5026     }
5027
5028     [super viewDidAppear:animated];
5029
5030     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5031
5032     [[self navigationItem] setHidesBackButton:YES];
5033
5034     [self updateCancel];
5035 }
5036
5037 - (void) close {
5038     UpdateExternalStatus(0);
5039
5040     switch (Finish_) {
5041         case 0:
5042         break;
5043
5044         case 1:
5045             [delegate_ terminateWithSuccess];
5046             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5047                 [delegate_ suspendWithAnimation:YES];
5048             else
5049                 [delegate_ suspend];*/
5050         break;
5051
5052         case 2:
5053             _trace();
5054             goto reload;
5055
5056         case 3:
5057             _trace();
5058             goto reload;
5059
5060         reload:
5061             system("/usr/bin/sbreload");
5062             _trace();
5063         break;
5064
5065         case 4:
5066             _trace();
5067             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5068                 SBReboot(SBSSpringBoardServerPort());
5069             else
5070                 reboot2(RB_AUTOBOOT);
5071         break;
5072     }
5073
5074     [super close];
5075 }
5076
5077 - (void) setTitle:(NSString *)title {
5078     [progress_ setTitle:title];
5079     [self updateProgress];
5080 }
5081
5082 - (UIBarButtonItem *) rightButton {
5083     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5084         initWithTitle:UCLocalize("CLOSE")
5085         style:UIBarButtonItemStylePlain
5086         target:self
5087         action:@selector(close)
5088     ] autorelease];
5089 }
5090
5091 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5092     UpdateExternalStatus(1);
5093
5094     [progress_ setRunning:true];
5095     [self setTitle:title];
5096     // implicit updateProgress
5097
5098     SHA1SumValue notifyconf; {
5099         FileFd file;
5100         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5101             _error->Discard();
5102         else {
5103             MMap mmap(file, MMap::ReadOnly);
5104             SHA1Summation sha1;
5105             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5106             notifyconf = sha1.Result();
5107         }
5108     }
5109
5110     SHA1SumValue springlist; {
5111         FileFd file;
5112         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5113             _error->Discard();
5114         else {
5115             MMap mmap(file, MMap::ReadOnly);
5116             SHA1Summation sha1;
5117             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5118             springlist = sha1.Result();
5119         }
5120     }
5121
5122     if (invocation != nil) {
5123         [invocation yieldToSelector:@selector(invoke)];
5124         [self setTitle:@"COMPLETE"];
5125     }
5126
5127     if (Finish_ < 4) {
5128         FileFd file;
5129         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5130             _error->Discard();
5131         else {
5132             MMap mmap(file, MMap::ReadOnly);
5133             SHA1Summation sha1;
5134             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5135             if (!(notifyconf == sha1.Result()))
5136                 Finish_ = 4;
5137         }
5138     }
5139
5140     if (Finish_ < 3) {
5141         FileFd file;
5142         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5143             _error->Discard();
5144         else {
5145             MMap mmap(file, MMap::ReadOnly);
5146             SHA1Summation sha1;
5147             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5148             if (!(springlist == sha1.Result()))
5149                 Finish_ = 3;
5150         }
5151     }
5152
5153     if (Finish_ < 2) {
5154         if (RestartSubstrate_)
5155             Finish_ = 2;
5156     }
5157
5158     RestartSubstrate_ = false;
5159
5160     switch (Finish_) {
5161         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5162         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5163         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5164         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5165         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5166     }
5167
5168     _trace();
5169     system("su -c /usr/bin/uicache mobile");
5170     _trace();
5171
5172     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5173
5174     [progress_ setRunning:false];
5175     [self updateProgress];
5176
5177     [self applyRightButton];
5178 }
5179
5180 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5181     [progress_ addEvent:event];
5182     [self updateProgress];
5183 }
5184
5185 - (bool) isProgressCancelled {
5186     return cancel_ == 2;
5187 }
5188
5189 - (void) cancel {
5190     cancel_ = 2;
5191     [self updateCancel];
5192 }
5193
5194 - (void) setCancellable:(bool)cancellable {
5195     unsigned cancel(cancel_);
5196
5197     if (!cancellable)
5198         cancel_ = 0;
5199     else if (cancel_ == 0)
5200         cancel_ = 1;
5201
5202     if (cancel != cancel_)
5203         [self updateCancel];
5204 }
5205
5206 - (void) setProgressCancellable:(NSNumber *)cancellable {
5207     [self setCancellable:[cancellable boolValue]];
5208 }
5209
5210 - (void) setProgressPercent:(NSNumber *)percent {
5211     [progress_ setProgress:[percent floatValue]];
5212     [self updateProgress];
5213 }
5214
5215 @end
5216 /* }}} */
5217
5218 /* Cell Content View {{{ */
5219 @protocol ContentDelegate
5220 - (void) drawContentRect:(CGRect)rect;
5221 @end
5222
5223 @interface ContentView : UIView {
5224     _transient id<ContentDelegate> delegate_;
5225 }
5226
5227 @end
5228
5229 @implementation ContentView
5230
5231 - (id) initWithFrame:(CGRect)frame {
5232     if ((self = [super initWithFrame:frame]) != nil) {
5233         [self setNeedsDisplayOnBoundsChange:YES];
5234     } return self;
5235 }
5236
5237 - (void) setDelegate:(id<ContentDelegate>)delegate {
5238     delegate_ = delegate;
5239 }
5240
5241 - (void) drawRect:(CGRect)rect {
5242     [super drawRect:rect];
5243     [delegate_ drawContentRect:rect];
5244 }
5245
5246 @end
5247 /* }}} */
5248 /* Cydia TableView Cell {{{ */
5249 @interface CYTableViewCell : UITableViewCell {
5250     ContentView *content_;
5251     bool highlighted_;
5252 }
5253
5254 @end
5255
5256 @implementation CYTableViewCell
5257
5258 - (void) dealloc {
5259     [content_ release];
5260     [super dealloc];
5261 }
5262
5263 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5264     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5265
5266     if (view == content_) {
5267         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5268         highlighted_ = highlighted;
5269     }
5270
5271     [super _updateHighlightColorsForView:view highlighted:highlighted];
5272 }
5273
5274 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5275     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5276     highlighted_ = selected;
5277
5278     [super setSelected:selected animated:animated];
5279     [content_ setNeedsDisplay];
5280 }
5281
5282 @end
5283 /* }}} */
5284
5285 /* Package Cell {{{ */
5286 @interface PackageCell : CYTableViewCell <
5287     ContentDelegate
5288 > {
5289     UIImage *icon_;
5290     NSString *name_;
5291     NSString *description_;
5292     bool commercial_;
5293     NSString *source_;
5294     UIImage *badge_;
5295     Package *package_;
5296     UIImage *placard_;
5297 }
5298
5299 - (PackageCell *) init;
5300 - (void) setPackage:(Package *)package;
5301
5302 - (void) drawContentRect:(CGRect)rect;
5303
5304 @end
5305
5306 @implementation PackageCell
5307
5308 - (void) clearPackage {
5309     if (icon_ != nil) {
5310         [icon_ release];
5311         icon_ = nil;
5312     }
5313
5314     if (name_ != nil) {
5315         [name_ release];
5316         name_ = nil;
5317     }
5318
5319     if (description_ != nil) {
5320         [description_ release];
5321         description_ = nil;
5322     }
5323
5324     if (source_ != nil) {
5325         [source_ release];
5326         source_ = nil;
5327     }
5328
5329     if (badge_ != nil) {
5330         [badge_ release];
5331         badge_ = nil;
5332     }
5333
5334     if (placard_ != nil) {
5335         [placard_ release];
5336         placard_ = nil;
5337     }
5338
5339     [package_ release];
5340     package_ = nil;
5341 }
5342
5343 - (void) dealloc {
5344     [self clearPackage];
5345     [super dealloc];
5346 }
5347
5348 - (PackageCell *) init {
5349     CGRect frame(CGRectMake(0, 0, 320, 74));
5350     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5351         UIView *content([self contentView]);
5352         CGRect bounds([content bounds]);
5353
5354         content_ = [[ContentView alloc] initWithFrame:bounds];
5355         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5356         [content addSubview:content_];
5357
5358         [content_ setDelegate:self];
5359         [content_ setOpaque:YES];
5360     } return self;
5361 }
5362
5363 - (NSString *) accessibilityLabel {
5364     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5365 }
5366
5367 - (void) setPackage:(Package *)package {
5368     [self clearPackage];
5369     [package parse];
5370
5371     Source *source = [package source];
5372
5373     icon_ = [[package icon] retain];
5374     name_ = [[package name] retain];
5375
5376     if (IsWildcat_)
5377         description_ = [package longDescription];
5378     if (description_ == nil)
5379         description_ = [package shortDescription];
5380     if (description_ != nil)
5381         description_ = [description_ retain];
5382
5383     commercial_ = [package isCommercial];
5384
5385     package_ = [package retain];
5386
5387     NSString *label = nil;
5388     bool trusted = false;
5389
5390     if (source != nil) {
5391         label = [source label];
5392         trusted = [source trusted];
5393     } else if ([[package id] isEqualToString:@"firmware"])
5394         label = UCLocalize("APPLE");
5395     else
5396         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5397
5398     NSString *from(label);
5399
5400     NSString *section = [package simpleSection];
5401     if (section != nil && ![section isEqualToString:label]) {
5402         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5403         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5404     }
5405
5406     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5407     source_ = [from retain];
5408
5409     if (NSString *purpose = [package primaryPurpose])
5410         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5411             badge_ = [badge_ retain];
5412
5413     UIColor *color;
5414     NSString *placard;
5415
5416     if (NSString *mode = [package_ mode]) {
5417         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5418             color = RemovingColor_;
5419             //placard = @"removing";
5420         } else {
5421             color = InstallingColor_;
5422             //placard = @"installing";
5423         }
5424
5425         // XXX: the removing/installing placards are not @2x
5426         placard = nil;
5427     } else {
5428         color = [UIColor whiteColor];
5429
5430         if ([package installed] != nil)
5431             placard = @"installed";
5432         else
5433             placard = nil;
5434     }
5435
5436     [content_ setBackgroundColor:color];
5437
5438     if (placard != nil)
5439         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5440             placard_ = [placard_ retain];
5441
5442     [self setNeedsDisplay];
5443     [content_ setNeedsDisplay];
5444 }
5445
5446 - (void) drawContentRect:(CGRect)rect {
5447     bool highlighted(highlighted_);
5448     float width([self bounds].size.width);
5449
5450 #if 0
5451     CGContextRef context(UIGraphicsGetCurrentContext());
5452     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5453     CGContextFillRect(context, rect);
5454 #endif
5455
5456     if (icon_ != nil) {
5457         CGRect rect;
5458         rect.size = [icon_ size];
5459
5460         rect.size.width /= 2;
5461         rect.size.height /= 2;
5462
5463         rect.origin.x = 25 - rect.size.width / 2;
5464         rect.origin.y = 25 - rect.size.height / 2;
5465
5466         [icon_ drawInRect:rect];
5467     }
5468
5469     if (badge_ != nil) {
5470         CGRect rect;
5471         rect.size = [badge_ size];
5472
5473         rect.size.width /= 2;
5474         rect.size.height /= 2;
5475
5476         rect.origin.x = 36 - rect.size.width / 2;
5477         rect.origin.y = 36 - rect.size.height / 2;
5478
5479         [badge_ drawInRect:rect];
5480     }
5481
5482     if (highlighted)
5483         UISetColor(White_);
5484
5485     if (!highlighted)
5486         UISetColor(commercial_ ? Purple_ : Black_);
5487     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5488     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5489
5490     if (!highlighted)
5491         UISetColor(commercial_ ? Purplish_ : Gray_);
5492     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5493
5494     if (placard_ != nil)
5495         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5496 }
5497
5498 @end
5499 /* }}} */
5500 /* Section Cell {{{ */
5501 @interface SectionCell : CYTableViewCell <
5502     ContentDelegate
5503 > {
5504     NSString *basic_;
5505     NSString *section_;
5506     NSString *name_;
5507     NSString *count_;
5508     UIImage *icon_;
5509     UISwitch *switch_;
5510     BOOL editing_;
5511 }
5512
5513 - (void) setSection:(Section *)section editing:(BOOL)editing;
5514
5515 @end
5516
5517 @implementation SectionCell
5518
5519 - (void) clearSection {
5520     if (basic_ != nil) {
5521         [basic_ release];
5522         basic_ = nil;
5523     }
5524
5525     if (section_ != nil) {
5526         [section_ release];
5527         section_ = nil;
5528     }
5529
5530     if (name_ != nil) {
5531         [name_ release];
5532         name_ = nil;
5533     }
5534
5535     if (count_ != nil) {
5536         [count_ release];
5537         count_ = nil;
5538     }
5539 }
5540
5541 - (void) dealloc {
5542     [self clearSection];
5543     [icon_ release];
5544     [switch_ release];
5545     [super dealloc];
5546 }
5547
5548 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5549     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5550         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5551         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5552         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5553
5554         UIView *content([self contentView]);
5555         CGRect bounds([content bounds]);
5556
5557         content_ = [[ContentView alloc] initWithFrame:bounds];
5558         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5559         [content addSubview:content_];
5560         [content_ setBackgroundColor:[UIColor whiteColor]];
5561
5562         [content_ setDelegate:self];
5563     } return self;
5564 }
5565
5566 - (void) onSwitch:(id)sender {
5567     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5568     if (metadata == nil) {
5569         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5570         [Sections_ setObject:metadata forKey:basic_];
5571     }
5572
5573     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5574     Changed_ = true;
5575 }
5576
5577 - (void) setSection:(Section *)section editing:(BOOL)editing {
5578     if (editing != editing_) {
5579         if (editing_)
5580             [switch_ removeFromSuperview];
5581         else
5582             [self addSubview:switch_];
5583         editing_ = editing;
5584     }
5585
5586     [self clearSection];
5587
5588     if (section == nil) {
5589         name_ = [UCLocalize("ALL_PACKAGES") retain];
5590         count_ = nil;
5591     } else {
5592         basic_ = [section name];
5593         if (basic_ != nil)
5594             basic_ = [basic_ retain];
5595
5596         section_ = [section localized];
5597         if (section_ != nil)
5598             section_ = [section_ retain];
5599
5600         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5601         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5602
5603         if (editing_)
5604             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5605     }
5606
5607     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5608     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5609
5610     [content_ setNeedsDisplay];
5611 }
5612
5613 - (void) setFrame:(CGRect)frame {
5614     [super setFrame:frame];
5615
5616     CGRect rect([switch_ frame]);
5617     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5618 }
5619
5620 - (NSString *) accessibilityLabel {
5621     return name_;
5622 }
5623
5624 - (void) drawContentRect:(CGRect)rect {
5625     bool highlighted(highlighted_ && !editing_);
5626
5627     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5628
5629     if (highlighted)
5630         UISetColor(White_);
5631
5632     float width(rect.size.width);
5633     if (editing_)
5634         width -= 87;
5635
5636     if (!highlighted)
5637         UISetColor(Black_);
5638     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5639
5640     CGSize size = [count_ sizeWithFont:Font14_];
5641
5642     UISetColor(White_);
5643     if (count_ != nil)
5644         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5645 }
5646
5647 @end
5648 /* }}} */
5649
5650 /* File Table {{{ */
5651 @interface FileTable : CYViewController <
5652     UITableViewDataSource,
5653     UITableViewDelegate
5654 > {
5655     _transient Database *database_;
5656     Package *package_;
5657     NSString *name_;
5658     NSMutableArray *files_;
5659     UITableView *list_;
5660 }
5661
5662 - (id) initWithDatabase:(Database *)database;
5663 - (void) setPackage:(Package *)package;
5664
5665 @end
5666
5667 @implementation FileTable
5668
5669 - (void) dealloc {
5670     [self releaseSubviews];
5671
5672     [package_ release];
5673     [name_ release];
5674     [files_ release];
5675
5676     [super dealloc];
5677 }
5678
5679 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5680     return files_ == nil ? 0 : [files_ count];
5681 }
5682
5683 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5684     return 24.0f;
5685 }*/
5686
5687 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5688     static NSString *reuseIdentifier = @"Cell";
5689
5690     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5691     if (cell == nil) {
5692         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5693         [cell setFont:[UIFont systemFontOfSize:16]];
5694     }
5695     [cell setText:[files_ objectAtIndex:indexPath.row]];
5696     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5697
5698     return cell;
5699 }
5700
5701 - (NSURL *) navigationURL {
5702     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5703 }
5704
5705 - (void) loadView {
5706     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5707
5708     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5709     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5710     [list_ setRowHeight:24.0f];
5711     [list_ setDataSource:self];
5712     [list_ setDelegate:self];
5713     [[self view] addSubview:list_];
5714 }
5715
5716 - (void) viewDidLoad {
5717     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5718 }
5719
5720 - (void) releaseSubviews {
5721     [list_ release];
5722     list_ = nil;
5723 }
5724
5725 - (id) initWithDatabase:(Database *)database {
5726     if ((self = [super init]) != nil) {
5727         database_ = database;
5728
5729         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5730     } return self;
5731 }
5732
5733 - (void) setPackage:(Package *)package {
5734     if (package_ != nil) {
5735         [package_ autorelease];
5736         package_ = nil;
5737     }
5738
5739     if (name_ != nil) {
5740         [name_ release];
5741         name_ = nil;
5742     }
5743
5744     [files_ removeAllObjects];
5745
5746     if (package != nil) {
5747         package_ = [package retain];
5748         name_ = [[package id] retain];
5749
5750         if (NSArray *files = [package files])
5751             [files_ addObjectsFromArray:files];
5752
5753         if ([files_ count] != 0) {
5754             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5755                 [files_ removeObjectAtIndex:0];
5756             [files_ sortUsingSelector:@selector(compareByPath:)];
5757
5758             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5759             [stack addObject:@"/"];
5760
5761             for (int i(0), e([files_ count]); i != e; ++i) {
5762                 NSString *file = [files_ objectAtIndex:i];
5763                 while (![file hasPrefix:[stack lastObject]])
5764                     [stack removeLastObject];
5765                 NSString *directory = [stack lastObject];
5766                 [stack addObject:[file stringByAppendingString:@"/"]];
5767                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5768                     ([stack count] - 2) * 3, "",
5769                     [file substringFromIndex:[directory length]]
5770                 ]];
5771             }
5772         }
5773     }
5774
5775     [list_ reloadData];
5776 }
5777
5778 - (void) reloadData {
5779     [super reloadData];
5780
5781     [self setPackage:[database_ packageWithName:name_]];
5782 }
5783
5784 @end
5785 /* }}} */
5786 /* Package Controller {{{ */
5787 @interface CYPackageController : CYBrowserController <
5788     UIActionSheetDelegate
5789 > {
5790     _transient Database *database_;
5791     Package *package_;
5792     NSString *name_;
5793     bool commercial_;
5794     NSMutableArray *buttons_;
5795     UIBarButtonItem *button_;
5796 }
5797
5798 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5799
5800 @end
5801
5802 @implementation CYPackageController
5803
5804 - (void) dealloc {
5805     if (package_ != nil)
5806         [package_ release];
5807     if (name_ != nil)
5808         [name_ release];
5809
5810     [buttons_ release];
5811
5812     if (button_ != nil)
5813         [button_ release];
5814
5815     [super dealloc];
5816 }
5817
5818 - (NSURL *) navigationURL {
5819     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5820 }
5821
5822 /* XXX: this is not safe at all... localization of /fail/ */
5823 - (void) _clickButtonWithName:(NSString *)name {
5824     if ([name isEqualToString:UCLocalize("CLEAR")])
5825         [delegate_ clearPackage:package_];
5826     else if ([name isEqualToString:UCLocalize("INSTALL")])
5827         [delegate_ installPackage:package_];
5828     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5829         [delegate_ installPackage:package_];
5830     else if ([name isEqualToString:UCLocalize("REMOVE")])
5831         [delegate_ removePackage:package_];
5832     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5833         [delegate_ installPackage:package_];
5834     else _assert(false);
5835 }
5836
5837 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5838     NSString *context([sheet context]);
5839
5840     if ([context isEqualToString:@"modify"]) {
5841         if (button != [sheet cancelButtonIndex]) {
5842             NSString *buttonName = [buttons_ objectAtIndex:button];
5843             [self _clickButtonWithName:buttonName];
5844         }
5845
5846         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5847     }
5848 }
5849
5850 - (bool) _allowJavaScriptPanel {
5851     return commercial_;
5852 }
5853
5854 #if !AlwaysReload
5855 - (void) _customButtonClicked {
5856     int count([buttons_ count]);
5857     if (count == 0)
5858         return;
5859
5860     if (count == 1)
5861         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5862     else {
5863         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5864         [buttons addObjectsFromArray:buttons_];
5865
5866         UIActionSheet *sheet = [[[UIActionSheet alloc]
5867             initWithTitle:nil
5868             delegate:self
5869             cancelButtonTitle:nil
5870             destructiveButtonTitle:nil
5871             otherButtonTitles:nil
5872         ] autorelease];
5873
5874         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5875         if (!IsWildcat_) {
5876            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5877            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5878         }
5879         [sheet setContext:@"modify"];
5880
5881         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5882     }
5883 }
5884
5885 // We don't want to allow non-commercial packages to do custom things to the install button,
5886 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5887 - (void) customButtonClicked {
5888     if (commercial_)
5889         [super customButtonClicked];
5890     else
5891         [self _customButtonClicked];
5892 }
5893
5894 - (void) reloadButtonClicked {
5895     // Don't reload a commerical package by tapping the loading button,
5896     // but if it's not an Install button, we should forward it on.
5897     if (![package_ uninstalled])
5898         [self _customButtonClicked];
5899 }
5900
5901 - (void) applyLoadingTitle {
5902     // Don't show "Loading" as the title. Ever.
5903 }
5904
5905 - (UIBarButtonItem *) rightButton {
5906     return button_;
5907 }
5908 #endif
5909
5910 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5911     if ((self = [super init]) != nil) {
5912         database_ = database;
5913         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5914         name_ = [[NSString alloc] initWithString:name];
5915         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5916     } return self;
5917 }
5918
5919 - (void) reloadData {
5920     if (package_ != nil)
5921         [package_ autorelease];
5922     package_ = [database_ packageWithName:name_];
5923
5924     [buttons_ removeAllObjects];
5925
5926     if (package_ != nil) {
5927         [package_ parse];
5928
5929         package_ = [package_ retain];
5930         commercial_ = [package_ isCommercial];
5931
5932         if ([package_ mode] != nil)
5933             [buttons_ addObject:UCLocalize("CLEAR")];
5934         if ([package_ source] == nil);
5935         else if ([package_ upgradableAndEssential:NO])
5936             [buttons_ addObject:UCLocalize("UPGRADE")];
5937         else if ([package_ uninstalled])
5938             [buttons_ addObject:UCLocalize("INSTALL")];
5939         else
5940             [buttons_ addObject:UCLocalize("REINSTALL")];
5941         if (![package_ uninstalled])
5942             [buttons_ addObject:UCLocalize("REMOVE")];
5943     }
5944
5945     if (button_ != nil)
5946         [button_ release];
5947
5948     NSString *title;
5949     switch ([buttons_ count]) {
5950         case 0: title = nil; break;
5951         case 1: title = [buttons_ objectAtIndex:0]; break;
5952         default: title = UCLocalize("MODIFY"); break;
5953     }
5954
5955     button_ = [[UIBarButtonItem alloc]
5956         initWithTitle:title
5957         style:UIBarButtonItemStylePlain
5958         target:self
5959         action:@selector(customButtonClicked)
5960     ];
5961
5962     [super reloadData];
5963 }
5964
5965 - (bool) isLoading {
5966     return commercial_ ? [super isLoading] : false;
5967 }
5968
5969 @end
5970 /* }}} */
5971
5972 /* Package List Controller {{{ */
5973 @interface PackageListController : CYViewController <
5974     UITableViewDataSource,
5975     UITableViewDelegate
5976 > {
5977     _transient Database *database_;
5978     unsigned era_;
5979     NSMutableArray *packages_;
5980     NSMutableArray *sections_;
5981     UITableView *list_;
5982     NSMutableArray *index_;
5983     NSMutableDictionary *indices_;
5984     NSString *title_;
5985 }
5986
5987 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5988 - (void) setDelegate:(id)delegate;
5989 - (void) resetCursor;
5990
5991 @end
5992
5993 @implementation PackageListController
5994
5995 - (void) dealloc {
5996     [packages_ release];
5997     [sections_ release];
5998     [list_ release];
5999     [index_ release];
6000     [indices_ release];
6001     [title_ release];
6002
6003     [super dealloc];
6004 }
6005
6006 - (void) deselectWithAnimation:(BOOL)animated {
6007     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6008 }
6009
6010 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6011     CGRect base = [[self view] bounds];
6012     base.size.height -= bounds.size.height;
6013     base.origin = [list_ frame].origin;
6014
6015     [UIView beginAnimations:nil context:NULL];
6016     [UIView setAnimationBeginsFromCurrentState:YES];
6017     [UIView setAnimationCurve:curve];
6018     [UIView setAnimationDuration:duration];
6019     [list_ setFrame:base];
6020     [UIView commitAnimations];
6021 }
6022
6023 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6024     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6025 }
6026
6027 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6028     [self resizeForKeyboardBounds:bounds duration:0];
6029 }
6030
6031 - (void) keyboardWillShow:(NSNotification *)notification {
6032     CGRect bounds;
6033     CGPoint center;
6034     NSTimeInterval duration;
6035     UIViewAnimationCurve curve;
6036     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6037     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6038     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6039     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6040
6041     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);
6042     UIViewController *base = self;
6043     while ([base parentViewController] != nil)
6044         base = [base parentViewController];
6045     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6046     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6047
6048     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6049 }
6050
6051 - (void) keyboardWillHide:(NSNotification *)notification {
6052     NSTimeInterval duration;
6053     UIViewAnimationCurve curve;
6054     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6055     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6056
6057     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6058 }
6059
6060 - (void) viewWillAppear:(BOOL)animated {
6061     [super viewWillAppear:animated];
6062
6063     [self resizeForKeyboardBounds:CGRectZero];
6064     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6065     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6066 }
6067
6068 - (void) viewWillDisappear:(BOOL)animated {
6069     [super viewWillDisappear:animated];
6070
6071     [self resizeForKeyboardBounds:CGRectZero];
6072     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6073     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6074 }
6075
6076 - (void) viewDidAppear:(BOOL)animated {
6077     [super viewDidAppear:animated];
6078     [self deselectWithAnimation:animated];
6079 }
6080
6081 - (void) didSelectPackage:(Package *)package {
6082     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6083     [view setDelegate:delegate_];
6084     [[self navigationController] pushViewController:view animated:YES];
6085 }
6086
6087 #if TryIndexedCollation
6088 + (BOOL) hasIndexedCollation {
6089     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6090 }
6091 #endif
6092
6093 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6094     NSInteger count([sections_ count]);
6095     return count == 0 ? 1 : count;
6096 }
6097
6098 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6099     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6100         return nil;
6101     return [[sections_ objectAtIndex:section] name];
6102 }
6103
6104 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6105     if ([sections_ count] == 0)
6106         return 0;
6107     return [[sections_ objectAtIndex:section] count];
6108 }
6109
6110 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6111 @synchronized (database_) {
6112     if ([database_ era] != era_)
6113         return nil;
6114
6115     Section *section([sections_ objectAtIndex:[path section]]);
6116     NSInteger row([path row]);
6117     Package *package([packages_ objectAtIndex:([section row] + row)]);
6118     return [[package retain] autorelease];
6119 } }
6120
6121 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6122     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6123     if (cell == nil)
6124         cell = [[[PackageCell alloc] init] autorelease];
6125     [cell setPackage:[self packageAtIndexPath:path]];
6126     return cell;
6127 }
6128
6129 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6130     Package *package([self packageAtIndexPath:path]);
6131     package = [database_ packageWithName:[package id]];
6132     [self didSelectPackage:package];
6133 }
6134
6135 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6136     // XXX: is 20 the most optimal number here?
6137     return [packages_ count] > 20 ? index_ : nil;
6138 }
6139
6140 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6141 #if TryIndexedCollation
6142     if ([[self class] hasIndexedCollation]) {
6143         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6144     }
6145 #endif
6146
6147     return index;
6148 }
6149
6150 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6151     if ((self = [super init]) != nil) {
6152         database_ = database;
6153         title_ = [title copy];
6154         [[self navigationItem] setTitle:title_];
6155
6156 #if TryIndexedCollation
6157         if ([[self class] hasIndexedCollation])
6158             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6159         else
6160 #endif
6161             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6162
6163         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6164
6165         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6166         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6167
6168         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6169         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6170         [list_ setRowHeight:73];
6171         [[self view] addSubview:list_];
6172
6173         [list_ setDataSource:self];
6174         [list_ setDelegate:self];
6175     } return self;
6176 }
6177
6178 - (void) setDelegate:(id)delegate {
6179     delegate_ = delegate;
6180 }
6181
6182 - (bool) hasPackage:(Package *)package {
6183     return true;
6184 }
6185
6186 - (void) reloadData {
6187     [super reloadData];
6188
6189     era_ = [database_ era];
6190     NSArray *packages = [database_ packages];
6191
6192     [packages_ removeAllObjects];
6193     [sections_ removeAllObjects];
6194
6195     _profile(PackageTable$reloadData$Filter)
6196         for (Package *package in packages)
6197             if ([self hasPackage:package])
6198                 [packages_ addObject:package];
6199     _end
6200
6201     [indices_ removeAllObjects];
6202
6203     Section *section = nil;
6204
6205 #if TryIndexedCollation
6206     if ([[self class] hasIndexedCollation]) {
6207         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6208         NSArray *titles = [collation sectionIndexTitles];
6209         int secidx = -1;
6210
6211         _profile(PackageTable$reloadData$Section)
6212             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6213                 Package *package;
6214                 int index;
6215
6216                 _profile(PackageTable$reloadData$Section$Package)
6217                     package = [packages_ objectAtIndex:offset];
6218                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6219                 _end
6220
6221                 while (secidx < index) {
6222                     secidx += 1;
6223
6224                     _profile(PackageTable$reloadData$Section$Allocate)
6225                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6226                     _end
6227
6228                     _profile(PackageTable$reloadData$Section$Add)
6229                         [sections_ addObject:section];
6230                     _end
6231                 }
6232
6233                 [section addToCount];
6234             }
6235         _end
6236     } else
6237 #endif
6238     {
6239         [index_ removeAllObjects];
6240
6241         _profile(PackageTable$reloadData$Section)
6242             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6243                 Package *package;
6244                 unichar index;
6245
6246                 _profile(PackageTable$reloadData$Section$Package)
6247                     package = [packages_ objectAtIndex:offset];
6248                     index = [package index];
6249                 _end
6250
6251                 if (section == nil || [section index] != index) {
6252                     _profile(PackageTable$reloadData$Section$Allocate)
6253                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6254                     _end
6255
6256                     [index_ addObject:[section name]];
6257                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6258
6259                     _profile(PackageTable$reloadData$Section$Add)
6260                         [sections_ addObject:section];
6261                     _end
6262                 }
6263
6264                 [section addToCount];
6265             }
6266         _end
6267     }
6268
6269     _profile(PackageTable$reloadData$List)
6270         [list_ reloadData];
6271     _end
6272 }
6273
6274 - (void) resetCursor {
6275     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6276 }
6277
6278 @end
6279 /* }}} */
6280 /* Filtered Package List Controller {{{ */
6281 @interface FilteredPackageListController : PackageListController {
6282     SEL filter_;
6283     IMP imp_;
6284     id object_;
6285 }
6286
6287 - (void) setObject:(id)object;
6288 - (void) setObject:(id)object forFilter:(SEL)filter;
6289
6290 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6291
6292 @end
6293
6294 @implementation FilteredPackageListController
6295
6296 - (void) dealloc {
6297     if (object_ != nil)
6298         [object_ release];
6299     [super dealloc];
6300 }
6301
6302 - (void) setFilter:(SEL)filter {
6303     filter_ = filter;
6304
6305     /* XXX: this is an unsafe optimization of doomy hell */
6306     Method method(class_getInstanceMethod([Package class], filter));
6307     _assert(method != NULL);
6308     imp_ = method_getImplementation(method);
6309     _assert(imp_ != NULL);
6310 }
6311
6312 - (void) setObject:(id)object {
6313     if (object_ != nil)
6314         [object_ release];
6315     if (object == nil)
6316         object_ = nil;
6317     else
6318         object_ = [object retain];
6319 }
6320
6321 - (void) setObject:(id)object forFilter:(SEL)filter {
6322     [self setFilter:filter];
6323     [self setObject:object];
6324 }
6325
6326 - (bool) hasPackage:(Package *)package {
6327     _profile(FilteredPackageTable$hasPackage)
6328         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6329     _end
6330 }
6331
6332 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6333     if ((self = [super initWithDatabase:database title:title]) != nil) {
6334         [self setFilter:filter];
6335         [self setObject:object];
6336     } return self;
6337 }
6338
6339 @end
6340 /* }}} */
6341
6342 /* Home Controller {{{ */
6343 @interface HomeController : CYBrowserController {
6344 }
6345
6346 @end
6347
6348 @implementation HomeController
6349
6350 + (BOOL) shouldHideNavigationBar {
6351     return NO;
6352 }
6353
6354 - (NSURL *) navigationURL {
6355     return [NSURL URLWithString:@"cydia://home"];
6356 }
6357
6358 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6359     [super _setMoreHeaders:request];
6360
6361     if (ChipID_ != nil)
6362         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6363     if (UniqueID_ != nil)
6364         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6365     if (PLMN_ != nil)
6366         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6367 }
6368
6369 - (void) aboutButtonClicked {
6370     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6371
6372     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6373     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6374     [alert setCancelButtonIndex:0];
6375
6376     [alert setMessage:
6377         @"Copyright (C) 2008-2011\n"
6378         "Jay Freeman (saurik)\n"
6379         "saurik@saurik.com\n"
6380         "http://www.saurik.com/"
6381     ];
6382
6383     [alert show];
6384 }
6385
6386 - (void) viewWillDisappear:(BOOL)animated {
6387     [super viewWillDisappear:animated];
6388
6389     if ([[self class] shouldHideNavigationBar])
6390         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6391 }
6392
6393 - (void) viewWillAppear:(BOOL)animated {
6394     if (![self hasLoaded])
6395         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6396
6397     [super viewWillAppear:animated];
6398
6399     if ([[self class] shouldHideNavigationBar])
6400         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6401 }
6402
6403 - (void) viewDidLoad {
6404     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6405         initWithTitle:UCLocalize("ABOUT")
6406         style:UIBarButtonItemStylePlain
6407         target:self
6408         action:@selector(aboutButtonClicked)
6409     ] autorelease]];
6410 }
6411
6412 @end
6413 /* }}} */
6414 /* Manage Controller {{{ */
6415 @interface ManageController : CYBrowserController {
6416 }
6417
6418 - (void) queueStatusDidChange;
6419
6420 @end
6421
6422 @implementation ManageController
6423
6424 - (NSURL *) navigationURL {
6425     return [NSURL URLWithString:@"cydia://manage"];
6426 }
6427
6428 - (void) viewWillAppear:(BOOL)animated {
6429     if (![self hasLoaded])
6430         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6431
6432     [super viewWillAppear:animated];
6433 }
6434
6435 - (void) viewDidLoad {
6436     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6437         initWithTitle:UCLocalize("SETTINGS")
6438         style:UIBarButtonItemStylePlain
6439         target:self
6440         action:@selector(settingsButtonClicked)
6441     ] autorelease]];
6442
6443     [self queueStatusDidChange];
6444 }
6445
6446 - (void) settingsButtonClicked {
6447     [delegate_ showSettings];
6448 }
6449
6450 #if !AlwaysReload
6451 - (void) queueButtonClicked {
6452     [delegate_ queue];
6453 }
6454
6455 - (void) applyLoadingTitle {
6456     // Disable "Loading" title.
6457 }
6458
6459 - (void) applyRightButton {
6460     // Disable right button.
6461 }
6462 #endif
6463
6464 - (void) queueStatusDidChange {
6465 #if !AlwaysReload
6466     if (!IsWildcat_ && Queuing_) {
6467         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6468             initWithTitle:UCLocalize("QUEUE")
6469             style:UIBarButtonItemStyleDone
6470             target:self
6471             action:@selector(queueButtonClicked)
6472         ] autorelease]];
6473     } else {
6474         [[self navigationItem] setRightBarButtonItem:nil];
6475     }
6476 #endif
6477 }
6478
6479 - (bool) isLoading {
6480     // Never show as loading.
6481     return false;
6482 }
6483
6484 @end
6485 /* }}} */
6486
6487 /* Refresh Bar {{{ */
6488 @interface RefreshBar : UINavigationBar {
6489     UIProgressIndicator *indicator_;
6490     UITextLabel *prompt_;
6491     UIProgressBar *progress_;
6492     UINavigationButton *cancel_;
6493 }
6494
6495 @end
6496
6497 @implementation RefreshBar
6498
6499 - (void) dealloc {
6500     [indicator_ release];
6501     [prompt_ release];
6502     [progress_ release];
6503     [cancel_ release];
6504     [super dealloc];
6505 }
6506
6507 - (void) positionViews {
6508     CGRect frame = [cancel_ frame];
6509     frame.size = [cancel_ sizeThatFits:frame.size];
6510     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6511     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6512     [cancel_ setFrame:frame];
6513
6514     CGSize prgsize = {75, 100};
6515     CGRect prgrect = {{
6516         [self frame].size.width - prgsize.width - 10,
6517         ([self frame].size.height - prgsize.height) / 2
6518     } , prgsize};
6519     [progress_ setFrame:prgrect];
6520
6521     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6522     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6523     CGRect indrect = {{indoffset, indoffset}, indsize};
6524     [indicator_ setFrame:indrect];
6525
6526     CGSize prmsize = {215, indsize.height + 4};
6527     CGRect prmrect = {{
6528         indoffset * 2 + indsize.width,
6529         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6530     }, prmsize};
6531     [prompt_ setFrame:prmrect];
6532 }
6533
6534 - (void) setFrame:(CGRect)frame {
6535     [super setFrame:frame];
6536     [self positionViews];
6537 }
6538
6539 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6540     if ((self = [super initWithFrame:frame]) != nil) {
6541         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6542
6543         [self setBarStyle:UIBarStyleBlack];
6544
6545         UIBarStyle barstyle([self _barStyle:NO]);
6546         bool ugly(barstyle == UIBarStyleDefault);
6547
6548         UIProgressIndicatorStyle style = ugly ?
6549             UIProgressIndicatorStyleMediumBrown :
6550             UIProgressIndicatorStyleMediumWhite;
6551
6552         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6553         [indicator_ setStyle:style];
6554         [indicator_ startAnimation];
6555         [self addSubview:indicator_];
6556
6557         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6558         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6559         [prompt_ setBackgroundColor:[UIColor clearColor]];
6560         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6561         [self addSubview:prompt_];
6562
6563         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6564         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6565         [progress_ setStyle:0];
6566         [self addSubview:progress_];
6567
6568         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6569         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6570         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6571         [cancel_ setBarStyle:barstyle];
6572
6573         [self positionViews];
6574     } return self;
6575 }
6576
6577 - (void) setCancellable:(bool)cancellable {
6578     if (cancellable)
6579         [self addSubview:cancel_];
6580     else
6581         [cancel_ removeFromSuperview];
6582 }
6583
6584 - (void) start {
6585     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6586     [progress_ setProgress:0];
6587 }
6588
6589 - (void) stop {
6590     [self setCancellable:NO];
6591 }
6592
6593 - (void) setPrompt:(NSString *)prompt {
6594     [prompt_ setText:prompt];
6595 }
6596
6597 - (void) setProgress:(float)progress {
6598     [progress_ setProgress:progress];
6599 }
6600
6601 @end
6602 /* }}} */
6603
6604 @class CYNavigationController;
6605
6606 /* Cydia Tab Bar Controller {{{ */
6607 @interface CYTabBarController : UITabBarController <
6608     UITabBarControllerDelegate,
6609     ProgressDelegate
6610 > {
6611     _transient Database *database_;
6612     RefreshBar *refreshbar_;
6613
6614     bool dropped_;
6615     bool updating_;
6616     // XXX: ok, "updatedelegate_"?...
6617     _transient NSObject<CydiaDelegate> *updatedelegate_;
6618
6619     id root_;
6620     UIViewController *remembered_;
6621     _transient UIViewController *transient_;
6622 }
6623
6624 - (NSArray *) navigationURLCollection;
6625 - (void) dropBar:(BOOL)animated;
6626 - (void) beginUpdate;
6627 - (void) raiseBar:(BOOL)animated;
6628 - (BOOL) updating;
6629
6630 @end
6631
6632 @implementation CYTabBarController
6633
6634 - (void) setUnselectedViewController:(UIViewController *)transient {
6635     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6636     if (transient != nil) {
6637         if (transient_ == nil)
6638             remembered_ = [[controllers objectAtIndex:0] retain];
6639         transient_ = transient;
6640         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6641         [controllers replaceObjectAtIndex:0 withObject:transient_];
6642         [self setSelectedIndex:0];
6643         [self setViewControllers:controllers];
6644         [self concealTabBarSelection];
6645     } else if (remembered_ != nil) {
6646         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6647         transient_ = transient;
6648         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6649         [remembered_ release];
6650         remembered_ = nil;
6651         [self setViewControllers:controllers];
6652         [self revealTabBarSelection];
6653     }
6654 }
6655
6656 - (UIViewController *) unselectedViewController {
6657     return transient_;
6658 }
6659
6660 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6661     if ([self unselectedViewController])
6662         [self setUnselectedViewController:nil];
6663 }
6664
6665 - (NSArray *) navigationURLCollection {
6666     NSMutableArray *items([NSMutableArray array]);
6667
6668     // XXX: Should this deal with transient view controllers?
6669     for (id navigation in [self viewControllers]) {
6670         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6671         if (stack != nil)
6672             [items addObject:stack];
6673     }
6674
6675     return items;
6676 }
6677
6678 - (void) reloadData {
6679     for (CYViewController *controller in [self viewControllers])
6680         [controller reloadData];
6681
6682     [(CYNavigationController *)[self unselectedViewController] reloadData];
6683 }
6684
6685 - (void) dealloc {
6686     [refreshbar_ release];
6687     [[NSNotificationCenter defaultCenter] removeObserver:self];
6688
6689     [super dealloc];
6690 }
6691
6692 - (id) initWithDatabase:(Database *)database {
6693     if ((self = [super init]) != nil) {
6694         database_ = database;
6695         [self setDelegate:self];
6696
6697         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6698         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6699
6700         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6701     } return self;
6702 }
6703
6704 - (void) setUpdate:(NSDate *)date {
6705     [self beginUpdate];
6706 }
6707
6708 - (void) beginUpdate {
6709     [refreshbar_ start];
6710     [self dropBar:YES];
6711
6712     [updatedelegate_ retainNetworkActivityIndicator];
6713     updating_ = true;
6714
6715     [NSThread
6716         detachNewThreadSelector:@selector(performUpdate)
6717         toTarget:self
6718         withObject:nil
6719     ];
6720 }
6721
6722 - (void) performUpdate { _pooled
6723     Status status;
6724     status.setDelegate(self);
6725     [database_ updateWithStatus:status];
6726
6727     [self
6728         performSelectorOnMainThread:@selector(completeUpdate)
6729         withObject:nil
6730         waitUntilDone:NO
6731     ];
6732 }
6733
6734 - (void) stopUpdateWithSelector:(SEL)selector {
6735     updating_ = false;
6736     [updatedelegate_ releaseNetworkActivityIndicator];
6737
6738     [self raiseBar:YES];
6739     [refreshbar_ stop];
6740
6741     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6742 }
6743
6744 - (void) completeUpdate {
6745     if (!updating_)
6746         return;
6747     [self stopUpdateWithSelector:@selector(reloadData)];
6748 }
6749
6750 - (void) cancelUpdate {
6751     [self stopUpdateWithSelector:@selector(updateData)];
6752 }
6753
6754 - (void) cancelPressed {
6755     [self cancelUpdate];
6756 }
6757
6758 - (BOOL) updating {
6759     return updating_;
6760 }
6761
6762 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6763     [refreshbar_ setPrompt:[event compoundMessage]];
6764 }
6765
6766 - (bool) isProgressCancelled {
6767     return !updating_;
6768 }
6769
6770 - (void) setProgressCancellable:(NSNumber *)cancellable {
6771     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6772 }
6773
6774 - (void) setProgressPercent:(NSNumber *)percent {
6775     [refreshbar_ setProgress:[percent floatValue]];
6776 }
6777
6778 - (void) setUpdateDelegate:(id)delegate {
6779     updatedelegate_ = delegate;
6780 }
6781
6782 - (CGFloat) statusBarHeight {
6783     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6784         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6785     } else {
6786         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6787     }
6788 }
6789
6790 - (UIView *) transitionView {
6791     if ([self respondsToSelector:@selector(_transitionView)])
6792         return [self _transitionView];
6793     else
6794         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6795 }
6796
6797 - (void) dropBar:(BOOL)animated {
6798     if (dropped_)
6799         return;
6800     dropped_ = true;
6801
6802     UIView *transition([self transitionView]);
6803     [[self view] addSubview:refreshbar_];
6804
6805     CGRect barframe([refreshbar_ frame]);
6806
6807     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6808         barframe.origin.y = [self statusBarHeight];
6809     else
6810         barframe.origin.y = 0;
6811
6812     [refreshbar_ setFrame:barframe];
6813
6814     if (animated)
6815         [UIView beginAnimations:nil context:NULL];
6816
6817     CGRect viewframe = [transition frame];
6818     viewframe.origin.y += barframe.size.height;
6819     viewframe.size.height -= barframe.size.height;
6820     [transition setFrame:viewframe];
6821
6822     if (animated)
6823         [UIView commitAnimations];
6824
6825     // Ensure bar has the proper width for our view, it might have changed
6826     barframe.size.width = viewframe.size.width;
6827     [refreshbar_ setFrame:barframe];
6828
6829     // XXX: fix Apple's layout bug
6830     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6831 }
6832
6833 - (void) raiseBar:(BOOL)animated {
6834     if (!dropped_)
6835         return;
6836     dropped_ = false;
6837
6838     UIView *transition([self transitionView]);
6839     [refreshbar_ removeFromSuperview];
6840
6841     CGRect barframe([refreshbar_ frame]);
6842
6843     if (animated)
6844         [UIView beginAnimations:nil context:NULL];
6845
6846     CGRect viewframe = [transition frame];
6847     viewframe.origin.y -= barframe.size.height;
6848     viewframe.size.height += barframe.size.height;
6849     [transition setFrame:viewframe];
6850
6851     if (animated)
6852         [UIView commitAnimations];
6853
6854     // XXX: fix Apple's layout bug
6855     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6856 }
6857
6858 #if 0
6859 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6860     // XXX: fix Apple's layout bug
6861     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6862 }
6863 #endif
6864
6865 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6866     bool dropped(dropped_);
6867
6868     if (dropped)
6869         [self raiseBar:NO];
6870
6871     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6872
6873     if (dropped)
6874         [self dropBar:NO];
6875
6876     // XXX: fix Apple's layout bug
6877     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6878 }
6879
6880 - (void) statusBarFrameChanged:(NSNotification *)notification {
6881     if (dropped_) {
6882         [self raiseBar:NO];
6883         [self dropBar:NO];
6884     }
6885 }
6886
6887 @end
6888 /* }}} */
6889 /* Cydia Navigation Controller {{{ */
6890 @interface CYNavigationController : UINavigationController {
6891     _transient Database *database_;
6892     _transient id<UINavigationControllerDelegate> delegate_;
6893 }
6894
6895 - (NSArray *) navigationURLCollection;
6896 - (id) initWithDatabase:(Database *)database;
6897 - (void) reloadData;
6898
6899 @end
6900
6901
6902 @implementation CYNavigationController
6903
6904 - (NSArray *) navigationURLCollection {
6905     NSMutableArray *stack([NSMutableArray array]);
6906
6907     for (CYViewController *controller in [self viewControllers]) {
6908         NSString *url = [[controller navigationURL] absoluteString];
6909         if (url != nil)
6910             [stack addObject:url];
6911     }
6912
6913     return stack;
6914 }
6915
6916 - (void) reloadData {
6917     for (CYViewController *page in [self viewControllers]) {
6918         // Only reload controllers that have already loaded.
6919         // This prevents a page from accidentally loading too
6920         // early if it hasn't been shown on the screen yet.
6921         if ([page hasLoaded])
6922             [page reloadData];
6923     }
6924 }
6925
6926 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6927     delegate_ = delegate;
6928 }
6929
6930 - (id) initWithDatabase:(Database *)database {
6931     if ((self = [super init]) != nil) {
6932         database_ = database;
6933     } return self;
6934 }
6935
6936 @end
6937 /* }}} */
6938
6939 /* Cydia:// Protocol {{{ */
6940 @interface CydiaURLProtocol : NSURLProtocol {
6941 }
6942
6943 @end
6944
6945 @implementation CydiaURLProtocol
6946
6947 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6948     NSURL *url([request URL]);
6949     if (url == nil)
6950         return NO;
6951
6952     NSString *scheme([[url scheme] lowercaseString]);
6953     if (scheme != nil && [scheme isEqualToString:@"cydia"])
6954         return YES;
6955     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
6956         return YES;
6957
6958     return NO;
6959 }
6960
6961 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6962     return request;
6963 }
6964
6965 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6966     id<NSURLProtocolClient> client([self client]);
6967     if (icon == nil)
6968         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6969     else {
6970         NSData *data(UIImagePNGRepresentation(icon));
6971
6972         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6973         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6974         [client URLProtocol:self didLoadData:data];
6975         [client URLProtocolDidFinishLoading:self];
6976     }
6977 }
6978
6979 - (void) startLoading {
6980     id<NSURLProtocolClient> client([self client]);
6981     NSURLRequest *request([self request]);
6982
6983     NSURL *url([request URL]);
6984     NSString *href([url absoluteString]);
6985     NSString *scheme([[url scheme] lowercaseString]);
6986
6987     NSString *path;
6988
6989     if ([scheme isEqualToString:@"cydia"])
6990         path = [href substringFromIndex:8];
6991     else if ([scheme isEqualToString:@"about"])
6992         path = [href substringFromIndex:12];
6993     else _assert(false);
6994
6995     NSRange slash([path rangeOfString:@"/"]);
6996
6997     NSString *command;
6998     if (slash.location == NSNotFound) {
6999         command = path;
7000         path = nil;
7001     } else {
7002         command = [path substringToIndex:slash.location];
7003         path = [path substringFromIndex:(slash.location + 1)];
7004     }
7005
7006     Database *database([Database sharedInstance]);
7007
7008     if ([command isEqualToString:@"package-icon"]) {
7009         if (path == nil)
7010             goto fail;
7011         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7012         Package *package([database packageWithName:path]);
7013         if (package == nil)
7014             goto fail;
7015         UIImage *icon([package icon]);
7016         [self _returnPNGWithImage:icon forRequest:request];
7017     } else if ([command isEqualToString:@"source-icon"]) {
7018         if (path == nil)
7019             goto fail;
7020         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7021         NSString *source(Simplify(path));
7022         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7023         if (icon == nil)
7024             icon = [UIImage applicationImageNamed:@"unknown.png"];
7025         [self _returnPNGWithImage:icon forRequest:request];
7026     } else if ([command isEqualToString:@"uikit-image"]) {
7027         if (path == nil)
7028             goto fail;
7029         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7030         UIImage *icon(_UIImageWithName(path));
7031         [self _returnPNGWithImage:icon forRequest:request];
7032     } else if ([command isEqualToString:@"section-icon"]) {
7033         if (path == nil)
7034             goto fail;
7035         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7036         NSString *section(Simplify(path));
7037         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7038         if (icon == nil)
7039             icon = [UIImage applicationImageNamed:@"unknown.png"];
7040         [self _returnPNGWithImage:icon forRequest:request];
7041     } else fail: {
7042         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7043     }
7044 }
7045
7046 - (void) stopLoading {
7047 }
7048
7049 @end
7050 /* }}} */
7051
7052 /* Section Controller {{{ */
7053 @interface SectionController : FilteredPackageListController {
7054     NSString *section_;
7055 }
7056
7057 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7058
7059 @end
7060
7061 @implementation SectionController
7062
7063 - (NSURL *) navigationURL {
7064     NSString *name = section_;
7065     if (name == nil)
7066         name = @"all";
7067
7068     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7069 }
7070
7071 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7072     NSString *title;
7073     if (name == nil)
7074         title = UCLocalize("ALL_PACKAGES");
7075     else if (![name isEqual:@""])
7076         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7077     else
7078         title = UCLocalize("NO_SECTION");
7079
7080     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7081         section_ = name;
7082     } return self;
7083 }
7084
7085 @end
7086 /* }}} */
7087 /* Sections Controller {{{ */
7088 @interface SectionsController : CYViewController <
7089     UITableViewDataSource,
7090     UITableViewDelegate
7091 > {
7092     _transient Database *database_;
7093     NSMutableArray *sections_;
7094     NSMutableArray *filtered_;
7095     UITableView *list_;
7096     BOOL editing_;
7097 }
7098
7099 - (id) initWithDatabase:(Database *)database;
7100 - (void) editButtonClicked;
7101
7102 @end
7103
7104 @implementation SectionsController
7105
7106 - (void) dealloc {
7107     [self releaseSubviews];
7108     [sections_ release];
7109     [filtered_ release];
7110
7111     [super dealloc];
7112 }
7113
7114 - (NSURL *) navigationURL {
7115     return [NSURL URLWithString:@"cydia://sections"];
7116 }
7117
7118 - (void) updateNavigationItem {
7119     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7120     if ([sections_ count] == 0) {
7121         [[self navigationItem] setRightBarButtonItem:nil];
7122     } else {
7123         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7124             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7125             target:self
7126             action:@selector(editButtonClicked)
7127         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7128     }
7129 }
7130
7131 - (BOOL) isEditing {
7132     return editing_;
7133 }
7134
7135 - (void) setEditing:(BOOL)editing {
7136     if ((editing_ = editing))
7137         [list_ reloadData];
7138     else
7139         [delegate_ updateData];
7140
7141     [self updateNavigationItem];
7142 }
7143
7144 - (void) viewDidAppear:(BOOL)animated {
7145     [super viewDidAppear:animated];
7146     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7147 }
7148
7149 - (void) viewWillDisappear:(BOOL)animated {
7150     [super viewWillDisappear:animated];
7151     if (editing_) [self setEditing:NO];
7152 }
7153
7154 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7155     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7156     return section;
7157 }
7158
7159 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7160     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7161 }
7162
7163 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7164     return 45.0f;
7165 }*/
7166
7167 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7168     static NSString *reuseIdentifier = @"SectionCell";
7169
7170     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7171     if (cell == nil)
7172         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7173
7174     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7175
7176     return cell;
7177 }
7178
7179 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7180     if (editing_)
7181         return;
7182
7183     Section *section = [self sectionAtIndexPath:indexPath];
7184
7185     SectionController *controller = [[[SectionController alloc]
7186         initWithDatabase:database_
7187         section:[section name]
7188     ] autorelease];
7189     [controller setDelegate:delegate_];
7190
7191     [[self navigationController] pushViewController:controller animated:YES];
7192 }
7193
7194 - (void) loadView {
7195     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7196
7197     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7198     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7199     [list_ setRowHeight:45.0f];
7200     [list_ setDataSource:self];
7201     [list_ setDelegate:self];
7202     [[self view] addSubview:list_];
7203 }
7204
7205 - (void) viewDidLoad {
7206     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7207 }
7208
7209 - (void) releaseSubviews {
7210     [list_ release];
7211     list_ = nil;
7212 }
7213
7214 - (id) initWithDatabase:(Database *)database {
7215     if ((self = [super init]) != nil) {
7216         database_ = database;
7217
7218         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7219         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7220     } return self;
7221 }
7222
7223 - (void) reloadData {
7224     [super reloadData];
7225
7226     NSArray *packages = [database_ packages];
7227
7228     [sections_ removeAllObjects];
7229     [filtered_ removeAllObjects];
7230
7231     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7232
7233     _trace();
7234     for (Package *package in packages) {
7235         NSString *name([package section]);
7236         NSString *key(name == nil ? @"" : name);
7237
7238         Section *section;
7239
7240         _profile(SectionsView$reloadData$Section)
7241             section = [sections objectForKey:key];
7242             if (section == nil) {
7243                 _profile(SectionsView$reloadData$Section$Allocate)
7244                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7245                     [sections setObject:section forKey:key];
7246                 _end
7247             }
7248         _end
7249
7250         [section addToCount];
7251
7252         _profile(SectionsView$reloadData$Filter)
7253             if (![package valid] || ![package visible])
7254                 continue;
7255         _end
7256
7257         [section addToRow];
7258     }
7259     _trace();
7260
7261     [sections_ addObjectsFromArray:[sections allValues]];
7262
7263     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7264
7265     for (Section *section in sections_) {
7266         size_t count([section row]);
7267         if (count == 0)
7268             continue;
7269
7270         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7271         [section setCount:count];
7272         [filtered_ addObject:section];
7273     }
7274
7275     [self updateNavigationItem];
7276     [list_ reloadData];
7277     _trace();
7278 }
7279
7280 - (void) editButtonClicked {
7281     [self setEditing:(!editing_)];
7282 }
7283
7284 @end
7285 /* }}} */
7286
7287 /* Changes Controller {{{ */
7288 @interface ChangesController : CYViewController <
7289     UITableViewDataSource,
7290     UITableViewDelegate
7291 > {
7292     _transient Database *database_;
7293     unsigned era_;
7294     CFMutableArrayRef packages_;
7295     NSMutableArray *sections_;
7296     UITableView *list_;
7297     unsigned upgrades_;
7298     BOOL hasSentFirstLoad_;
7299 }
7300
7301 - (id) initWithDatabase:(Database *)database;
7302
7303 @end
7304
7305 @implementation ChangesController
7306
7307 - (void) dealloc {
7308     [self releaseSubviews];
7309     CFRelease(packages_);
7310     [sections_ release];
7311
7312     [super dealloc];
7313 }
7314
7315 - (NSURL *) navigationURL {
7316     return [NSURL URLWithString:@"cydia://changes"];
7317 }
7318
7319 - (void) viewWillAppear:(BOOL)animated {
7320     // Loads after it appears, so don't load beforehand.
7321     loaded_ = YES;
7322     [super viewWillAppear:animated];
7323 }
7324
7325 - (void) viewDidAppear:(BOOL)animated {
7326     [super viewDidAppear:animated];
7327
7328     if (!hasSentFirstLoad_) {
7329         hasSentFirstLoad_ = YES;
7330         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7331     } else {
7332         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7333     }
7334 }
7335
7336 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7337     NSInteger count([sections_ count]);
7338     return count == 0 ? 1 : count;
7339 }
7340
7341 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7342     if ([sections_ count] == 0)
7343         return nil;
7344     return [[sections_ objectAtIndex:section] name];
7345 }
7346
7347 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7348     if ([sections_ count] == 0)
7349         return 0;
7350     return [[sections_ objectAtIndex:section] count];
7351 }
7352
7353 - (Package *) packageAtIndex:(NSUInteger)index {
7354     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7355 }
7356
7357 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7358 @synchronized (database_) {
7359     if ([database_ era] != era_)
7360         return nil;
7361
7362     NSUInteger sectionIndex([path section]);
7363     if (sectionIndex >= [sections_ count])
7364         return nil;
7365     Section *section([sections_ objectAtIndex:sectionIndex]);
7366     NSInteger row([path row]);
7367     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7368 } }
7369
7370 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7371     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7372     if (cell == nil)
7373         cell = [[[PackageCell alloc] init] autorelease];
7374     [cell setPackage:[self packageAtIndexPath:path]];
7375     return cell;
7376 }
7377
7378 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7379     Package *package([self packageAtIndexPath:path]);
7380     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7381     [view setDelegate:delegate_];
7382     [[self navigationController] pushViewController:view animated:YES];
7383     return path;
7384 }
7385
7386 - (void) refreshButtonClicked {
7387     [delegate_ beginUpdate];
7388     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7389 }
7390
7391 - (void) upgradeButtonClicked {
7392     [delegate_ distUpgrade];
7393 }
7394
7395 - (void) loadView {
7396     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7397
7398     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7399     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7400     [list_ setRowHeight:73];
7401     [list_ setDataSource:self];
7402     [list_ setDelegate:self];
7403     [[self view] addSubview:list_];
7404 }
7405
7406 - (void) viewDidLoad {
7407     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7408 }
7409
7410 - (void) releaseSubviews {
7411     [list_ release];
7412     list_ = nil;
7413 }
7414
7415 - (id) initWithDatabase:(Database *)database {
7416     if ((self = [super init]) != nil) {
7417         database_ = database;
7418
7419         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7420         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7421     } return self;
7422 }
7423
7424 // this mostly works because reloadData (below) is @synchronized (database_)
7425 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7426 - (void) _reloadPackages:(NSArray *)packages {
7427     CFRelease(packages_);
7428     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7429
7430     _trace();
7431     _profile(ChangesController$_reloadPackages$Filter)
7432         for (Package *package in packages)
7433             if ([package upgradableAndEssential:YES] || [package visible])
7434                 CFArrayAppendValue(packages_, package);
7435     _end
7436     _trace();
7437     _profile(ChangesController$_reloadPackages$radixSort)
7438         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7439     _end
7440     _trace();
7441 }
7442
7443 - (void) reloadData {
7444 @synchronized (database_) {
7445     era_ = [database_ era];
7446     NSArray *packages = [database_ packages];
7447
7448     [sections_ removeAllObjects];
7449
7450 #if 1
7451     UIProgressHUD *hud([delegate_ addProgressHUD]);
7452     [hud setText:UCLocalize("LOADING")];
7453     //NSLog(@"HUD:%@::%@", delegate_, hud);
7454     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7455     [delegate_ removeProgressHUD:hud];
7456 #else
7457     [self _reloadPackages:packages];
7458 #endif
7459
7460     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7461     Section *ignored = nil;
7462     Section *section = nil;
7463     time_t last = 0;
7464
7465     upgrades_ = 0;
7466     bool unseens = false;
7467
7468     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7469
7470     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7471         Package *package = [self packageAtIndex:offset];
7472
7473         BOOL uae = [package upgradableAndEssential:YES];
7474
7475         if (!uae) {
7476             unseens = true;
7477             time_t seen([package seen]);
7478
7479             if (section == nil || last != seen) {
7480                 last = seen;
7481
7482                 NSString *name;
7483                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7484                 [name autorelease];
7485
7486                 _profile(ChangesController$reloadData$Allocate)
7487                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7488                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7489                     [sections_ addObject:section];
7490                 _end
7491             }
7492
7493             [section addToCount];
7494         } else if ([package ignored]) {
7495             if (ignored == nil) {
7496                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7497             }
7498             [ignored addToCount];
7499         } else {
7500             ++upgrades_;
7501             [upgradable addToCount];
7502         }
7503     }
7504     _trace();
7505
7506     CFRelease(formatter);
7507
7508     if (unseens) {
7509         Section *last = [sections_ lastObject];
7510         size_t count = [last count];
7511         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7512         [sections_ removeLastObject];
7513     }
7514
7515     if ([ignored count] != 0)
7516         [sections_ insertObject:ignored atIndex:0];
7517     if (upgrades_ != 0)
7518         [sections_ insertObject:upgradable atIndex:0];
7519
7520     [list_ reloadData];
7521
7522     if (upgrades_ > 0)
7523         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7524             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7525             style:UIBarButtonItemStylePlain
7526             target:self
7527             action:@selector(upgradeButtonClicked)
7528         ] autorelease]];
7529
7530     if (![delegate_ updating])
7531         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7532             initWithTitle:UCLocalize("REFRESH")
7533             style:UIBarButtonItemStylePlain
7534             target:self
7535             action:@selector(refreshButtonClicked)
7536         ] autorelease]];
7537
7538     PrintTimes();
7539 } }
7540
7541 @end
7542 /* }}} */
7543 /* Search Controller {{{ */
7544 @interface SearchController : FilteredPackageListController <
7545     UISearchBarDelegate
7546 > {
7547     UISearchBar *search_;
7548     BOOL searchloaded_;
7549 }
7550
7551 - (id) initWithDatabase:(Database *)database;
7552 - (void) setSearchTerm:(NSString *)term;
7553 - (void) reloadData;
7554
7555 @end
7556
7557 @implementation SearchController
7558
7559 - (void) dealloc {
7560     [search_ release];
7561     [super dealloc];
7562 }
7563
7564 - (NSURL *) navigationURL {
7565     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7566         return [NSURL URLWithString:@"cydia://search"];
7567     else
7568         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7569 }
7570
7571 - (void) setSearchTerm:(NSString *)searchTerm {
7572     [search_ setText:searchTerm];
7573     [self reloadData];
7574 }
7575
7576 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7577     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7578     [search_ resignFirstResponder];
7579     [self reloadData];
7580 }
7581
7582 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7583     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7584     [self reloadData];
7585 }
7586
7587 - (id) initWithDatabase:(Database *)database {
7588     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7589         search_ = [[UISearchBar alloc] init];
7590     } return self;
7591 }
7592
7593 - (void) viewDidAppear:(BOOL)animated {
7594     [super viewDidAppear:animated];
7595
7596     if (!searchloaded_) {
7597         searchloaded_ = YES;
7598         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7599         [search_ layoutSubviews];
7600         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7601
7602         UITextField *textField;
7603         if ([search_ respondsToSelector:@selector(searchField)])
7604             textField = [search_ searchField];
7605         else
7606             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7607
7608         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7609         [search_ setDelegate:self];
7610         [textField setEnablesReturnKeyAutomatically:NO];
7611         [[self navigationItem] setTitleView:textField];
7612     }
7613 }
7614
7615 - (void) reloadData {
7616     [self setObject:[search_ text]];
7617     [super reloadData];
7618     [self resetCursor];
7619 }
7620
7621 - (void) didSelectPackage:(Package *)package {
7622     [search_ resignFirstResponder];
7623     [super didSelectPackage:package];
7624 }
7625
7626 @end
7627 /* }}} */
7628 /* Package Settings Controller {{{ */
7629 @interface PackageSettingsController : CYViewController <
7630     UITableViewDataSource,
7631     UITableViewDelegate
7632 > {
7633     _transient Database *database_;
7634     NSString *name_;
7635     Package *package_;
7636     UITableView *table_;
7637     UISwitch *subscribedSwitch_;
7638     UISwitch *ignoredSwitch_;
7639     UITableViewCell *subscribedCell_;
7640     UITableViewCell *ignoredCell_;
7641 }
7642
7643 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7644
7645 @end
7646
7647 @implementation PackageSettingsController
7648
7649 - (void) dealloc {
7650     [self releaseSubviews];
7651     [name_ release];
7652     [package_ release];
7653
7654     [super dealloc];
7655 }
7656
7657 - (NSURL *) navigationURL {
7658     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7659 }
7660
7661 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7662     if (package_ == nil)
7663         return 0;
7664
7665     if ([package_ installed] == nil)
7666         return 1;
7667     else
7668         return 2;
7669 }
7670
7671 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7672     if (package_ == nil)
7673         return 0;
7674
7675     // both sections contain just one item right now.
7676     return 1;
7677 }
7678
7679 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7680     return nil;
7681 }
7682
7683 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7684     if (section == 0)
7685         return UCLocalize("SHOW_ALL_CHANGES_EX");
7686     else
7687         return UCLocalize("IGNORE_UPGRADES_EX");
7688 }
7689
7690 - (void) onSubscribed:(id)control {
7691     bool value([control isOn]);
7692     if (package_ == nil)
7693         return;
7694     if ([package_ setSubscribed:value])
7695         [delegate_ updateData];
7696 }
7697
7698 - (void) _updateIgnored {
7699     const char *package([name_ UTF8String]);
7700     bool on([ignoredSwitch_ isOn]);
7701
7702     pid_t pid(ExecFork());
7703     if (pid == 0) {
7704         FILE *dpkg(popen("dpkg --set-selections", "w"));
7705         fwrite(package, strlen(package), 1, dpkg);
7706
7707         if (on)
7708             fwrite(" hold\n", 6, 1, dpkg);
7709         else
7710             fwrite(" install\n", 9, 1, dpkg);
7711
7712         pclose(dpkg);
7713
7714         exit(0);
7715         _assert(false);
7716     }
7717
7718     _forever {
7719         int status;
7720         int result(waitpid(pid, &status, 0));
7721
7722         if (result != -1) {
7723             _assert(result == pid);
7724             break;
7725         }
7726     }
7727 }
7728
7729 - (void) onIgnored:(id)control {
7730     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7731     [invocation setTarget:self];
7732     [invocation setSelector:@selector(_updateIgnored)];
7733
7734     [delegate_ reloadDataWithInvocation:invocation];
7735 }
7736
7737 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7738     if (package_ == nil)
7739         return nil;
7740
7741     switch ([indexPath section]) {
7742         case 0: return subscribedCell_;
7743         case 1: return ignoredCell_;
7744
7745         _nodefault
7746     }
7747
7748     return nil;
7749 }
7750
7751 - (void) loadView {
7752     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7753
7754     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7755     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7756     [table_ setDataSource:self];
7757     [table_ setDelegate:self];
7758     [[self view] addSubview:table_];
7759
7760     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7761     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7762     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7763
7764     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7765     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7766     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7767
7768     subscribedCell_ = [[UITableViewCell alloc] init];
7769     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7770     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7771     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7772
7773     ignoredCell_ = [[UITableViewCell alloc] init];
7774     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7775     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7776     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7777 }
7778
7779 - (void) viewDidLoad {
7780     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7781 }
7782
7783 - (void) releaseSubviews {
7784     [ignoredCell_ release];
7785     ignoredCell_ = nil;
7786
7787     [subscribedCell_ release];
7788     subscribedCell_ = nil;
7789
7790     [table_ release];
7791     table_ = nil;
7792
7793     [ignoredSwitch_ release];
7794     ignoredSwitch_ = nil;
7795
7796     [subscribedSwitch_ release];
7797     subscribedSwitch_ = nil;
7798 }
7799
7800 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7801     if ((self = [super init]) != nil) {
7802         database_ = database;
7803         name_ = [package retain];
7804     } return self;
7805 }
7806
7807 - (void) reloadData {
7808     [super reloadData];
7809
7810     if (package_ != nil)
7811         [package_ autorelease];
7812     package_ = [database_ packageWithName:name_];
7813
7814     if (package_ != nil) {
7815         package_ = [package_ retain];
7816         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7817         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7818     } // XXX: what now, G?
7819
7820     [table_ reloadData];
7821 }
7822
7823 @end
7824 /* }}} */
7825
7826 /* Installed Controller {{{ */
7827 @interface InstalledController : FilteredPackageListController {
7828     BOOL expert_;
7829 }
7830
7831 - (id) initWithDatabase:(Database *)database;
7832
7833 - (void) updateRoleButton;
7834 - (void) queueStatusDidChange;
7835
7836 @end
7837
7838 @implementation InstalledController
7839
7840 - (void) dealloc {
7841     [super dealloc];
7842 }
7843
7844 - (NSURL *) navigationURL {
7845     return [NSURL URLWithString:@"cydia://installed"];
7846 }
7847
7848 - (id) initWithDatabase:(Database *)database {
7849     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7850         [self updateRoleButton];
7851         [self queueStatusDidChange];
7852     } return self;
7853 }
7854
7855 #if !AlwaysReload
7856 - (void) queueButtonClicked {
7857     [delegate_ queue];
7858 }
7859 #endif
7860
7861 - (void) queueStatusDidChange {
7862 #if !AlwaysReload
7863     if (IsWildcat_) {
7864         if (Queuing_) {
7865             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7866                 initWithTitle:UCLocalize("QUEUE")
7867                 style:UIBarButtonItemStyleDone
7868                 target:self
7869                 action:@selector(queueButtonClicked)
7870             ] autorelease]];
7871         } else {
7872             [[self navigationItem] setLeftBarButtonItem:nil];
7873         }
7874     }
7875 #endif
7876 }
7877
7878 - (void) updateRoleButton {
7879     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7880         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7881             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7882             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7883             target:self
7884             action:@selector(roleButtonClicked)
7885         ] autorelease]];
7886 }
7887
7888 - (void) roleButtonClicked {
7889     [self setObject:[NSNumber numberWithBool:expert_]];
7890     [self reloadData];
7891     expert_ = !expert_;
7892
7893     [self updateRoleButton];
7894 }
7895
7896 @end
7897 /* }}} */
7898
7899 /* Source Cell {{{ */
7900 @interface SourceCell : CYTableViewCell <
7901     ContentDelegate
7902 > {
7903     UIImage *icon_;
7904     NSString *origin_;
7905     NSString *label_;
7906 }
7907
7908 - (void) setSource:(Source *)source;
7909
7910 @end
7911
7912 @implementation SourceCell
7913
7914 - (void) clearSource {
7915     [icon_ release];
7916     [origin_ release];
7917     [label_ release];
7918
7919     icon_ = nil;
7920     origin_ = nil;
7921     label_ = nil;
7922 }
7923
7924 - (void) setSource:(Source *)source {
7925     [self clearSource];
7926
7927     if (icon_ == nil)
7928         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7929     if (icon_ == nil)
7930         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7931     icon_ = [icon_ retain];
7932
7933     origin_ = [[source name] retain];
7934     label_ = [[source uri] retain];
7935
7936     [content_ setNeedsDisplay];
7937 }
7938
7939 - (void) dealloc {
7940     [self clearSource];
7941     [super dealloc];
7942 }
7943
7944 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7945     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7946         UIView *content([self contentView]);
7947         CGRect bounds([content bounds]);
7948
7949         content_ = [[ContentView alloc] initWithFrame:bounds];
7950         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7951         [content_ setBackgroundColor:[UIColor whiteColor]];
7952         [content addSubview:content_];
7953
7954         [content_ setDelegate:self];
7955         [content_ setOpaque:YES];
7956     } return self;
7957 }
7958
7959 - (NSString *) accessibilityLabel {
7960     return label_;
7961 }
7962
7963 - (void) drawContentRect:(CGRect)rect {
7964     bool highlighted(highlighted_);
7965     float width(rect.size.width);
7966
7967     if (icon_ != nil)
7968         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7969
7970     if (highlighted)
7971         UISetColor(White_);
7972
7973     if (!highlighted)
7974         UISetColor(Black_);
7975     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7976
7977     if (!highlighted)
7978         UISetColor(Blue_);
7979     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7980 }
7981
7982 @end
7983 /* }}} */
7984 /* Source Controller {{{ */
7985 @interface SourceController : FilteredPackageListController {
7986     _transient Source *source_;
7987     NSString *key_;
7988 }
7989
7990 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7991
7992 @end
7993
7994 @implementation SourceController
7995
7996 - (NSURL *) navigationURL {
7997     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7998 }
7999
8000 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8001     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8002         source_ = source;
8003         key_ = [[source key] retain];
8004     } return self;
8005 }
8006
8007 - (void) reloadData {
8008     source_ = [database_ sourceWithKey:key_];
8009     [key_ release];
8010     key_ = [[source_ key] retain];
8011     [self setObject:source_];
8012     [[self navigationItem] setTitle:[source_ label]];
8013
8014     [super reloadData];
8015 }
8016
8017 @end
8018 /* }}} */
8019 /* Sources Controller {{{ */
8020 @interface SourcesController : CYViewController <
8021     UITableViewDataSource,
8022     UITableViewDelegate
8023 > {
8024     _transient Database *database_;
8025     UITableView *list_;
8026     NSMutableArray *sources_;
8027     int offset_;
8028
8029     NSString *href_;
8030     UIProgressHUD *hud_;
8031     NSError *error_;
8032
8033     //NSURLConnection *installer_;
8034     NSURLConnection *trivial_;
8035     NSURLConnection *trivial_bz2_;
8036     NSURLConnection *trivial_gz_;
8037     //NSURLConnection *automatic_;
8038
8039     BOOL cydia_;
8040 }
8041
8042 - (id) initWithDatabase:(Database *)database;
8043 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8044
8045 @end
8046
8047 @implementation SourcesController
8048
8049 - (void) _releaseConnection:(NSURLConnection *)connection {
8050     if (connection != nil) {
8051         [connection cancel];
8052         //[connection setDelegate:nil];
8053         [connection release];
8054     }
8055 }
8056
8057 - (void) dealloc {
8058     [self releaseSubviews];
8059
8060     [href_ release];
8061     [hud_ release];
8062     [error_ release];
8063
8064     //[self _releaseConnection:installer_];
8065     [self _releaseConnection:trivial_];
8066     [self _releaseConnection:trivial_gz_];
8067     [self _releaseConnection:trivial_bz2_];
8068     //[self _releaseConnection:automatic_];
8069
8070     [sources_ release];
8071     [super dealloc];
8072 }
8073
8074 - (NSURL *) navigationURL {
8075     return [NSURL URLWithString:@"cydia://sources"];
8076 }
8077
8078 - (void) viewDidAppear:(BOOL)animated {
8079     [super viewDidAppear:animated];
8080     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8081 }
8082
8083 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8084     return offset_ == 0 ? 1 : 2;
8085 }
8086
8087 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8088     switch (section + (offset_ == 0 ? 1 : 0)) {
8089         case 0: return UCLocalize("ENTERED_BY_USER");
8090         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8091
8092         _nodefault
8093     }
8094 }
8095
8096 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8097     int count = [sources_ count];
8098     switch (section) {
8099         case 0: return (offset_ == 0 ? count : offset_);
8100         case 1: return count - offset_;
8101
8102         _nodefault
8103     }
8104 }
8105
8106 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8107     unsigned idx = 0;
8108     switch (indexPath.section) {
8109         case 0: idx = indexPath.row; break;
8110         case 1: idx = indexPath.row + offset_; break;
8111
8112         _nodefault
8113     }
8114     return [sources_ objectAtIndex:idx];
8115 }
8116
8117 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8118     static NSString *cellIdentifier = @"SourceCell";
8119
8120     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8121     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8122     [cell setSource:[self sourceAtIndexPath:indexPath]];
8123     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8124
8125     return cell;
8126 }
8127
8128 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8129     Source *source = [self sourceAtIndexPath:indexPath];
8130
8131     SourceController *controller = [[[SourceController alloc]
8132         initWithDatabase:database_
8133         source:source
8134     ] autorelease];
8135
8136     [controller setDelegate:delegate_];
8137
8138     [[self navigationController] pushViewController:controller animated:YES];
8139 }
8140
8141 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8142     Source *source = [self sourceAtIndexPath:indexPath];
8143     return [source record] != nil;
8144 }
8145
8146 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8147     Source *source = [self sourceAtIndexPath:indexPath];
8148     [Sources_ removeObjectForKey:[source key]];
8149     [delegate_ syncData];
8150 }
8151
8152 - (void) complete {
8153     [delegate_ addTrivialSource:href_];
8154     [delegate_ syncData];
8155 }
8156
8157 - (NSString *) getWarning {
8158     NSString *href(href_);
8159     NSRange colon([href rangeOfString:@"://"]);
8160     if (colon.location != NSNotFound)
8161         href = [href substringFromIndex:(colon.location + 3)];
8162     href = [href stringByAddingPercentEscapes];
8163     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8164     href = [href stringByCachingURLWithCurrentCDN];
8165
8166     NSURL *url([NSURL URLWithString:href]);
8167
8168     NSStringEncoding encoding;
8169     NSError *error(nil);
8170
8171     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8172         return [warning length] == 0 ? nil : warning;
8173     return nil;
8174 }
8175
8176 - (void) _endConnection:(NSURLConnection *)connection {
8177     // XXX: the memory management in this method is horribly awkward
8178
8179     NSURLConnection **field = NULL;
8180     if (connection == trivial_)
8181         field = &trivial_;
8182     else if (connection == trivial_bz2_)
8183         field = &trivial_bz2_;
8184     else if (connection == trivial_gz_)
8185         field = &trivial_gz_;
8186     _assert(field != NULL);
8187     [connection release];
8188     *field = nil;
8189
8190     if (
8191         trivial_ == nil &&
8192         trivial_bz2_ == nil &&
8193         trivial_gz_ == nil
8194     ) {
8195         bool defer(false);
8196
8197         if (cydia_) {
8198             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8199                 defer = true;
8200
8201                 UIAlertView *alert = [[[UIAlertView alloc]
8202                     initWithTitle:UCLocalize("SOURCE_WARNING")
8203                     message:warning
8204                     delegate:self
8205                     cancelButtonTitle:UCLocalize("CANCEL")
8206                     otherButtonTitles:
8207                         UCLocalize("ADD_ANYWAY"),
8208                     nil
8209                 ] autorelease];
8210
8211                 [alert setContext:@"warning"];
8212                 [alert setNumberOfRows:1];
8213                 [alert show];
8214             } else
8215                 [self complete];
8216         } else if (error_ != nil) {
8217             UIAlertView *alert = [[[UIAlertView alloc]
8218                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8219                 message:[error_ localizedDescription]
8220                 delegate:self
8221                 cancelButtonTitle:UCLocalize("OK")
8222                 otherButtonTitles:nil
8223             ] autorelease];
8224
8225             [alert setContext:@"urlerror"];
8226             [alert show];
8227         } else {
8228             UIAlertView *alert = [[[UIAlertView alloc]
8229                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8230                 message:UCLocalize("NOT_REPOSITORY_EX")
8231                 delegate:self
8232                 cancelButtonTitle:UCLocalize("OK")
8233                 otherButtonTitles:nil
8234             ] autorelease];
8235
8236             [alert setContext:@"trivial"];
8237             [alert show];
8238         }
8239
8240         [delegate_ releaseNetworkActivityIndicator];
8241
8242         [delegate_ removeProgressHUD:hud_];
8243         [hud_ autorelease];
8244         hud_ = nil;
8245
8246         if (!defer) {
8247             [href_ release];
8248             href_ = nil;
8249         }
8250
8251         if (error_ != nil) {
8252             [error_ release];
8253             error_ = nil;
8254         }
8255     }
8256 }
8257
8258 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8259     switch ([response statusCode]) {
8260         case 200:
8261             cydia_ = YES;
8262     }
8263 }
8264
8265 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8266     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8267     if (error_ != nil)
8268         error_ = [error retain];
8269     [self _endConnection:connection];
8270 }
8271
8272 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8273     [self _endConnection:connection];
8274 }
8275
8276 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8277     NSMutableURLRequest *request = [NSMutableURLRequest
8278         requestWithURL:[NSURL URLWithString:href]
8279         cachePolicy:NSURLRequestUseProtocolCachePolicy
8280         timeoutInterval:120.0
8281     ];
8282
8283     [request setHTTPMethod:method];
8284
8285     if (Machine_ != NULL)
8286         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8287     if (UniqueID_ != nil)
8288         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8289     if (Role_ != nil)
8290         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8291
8292     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8293 }
8294
8295 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8296     NSString *context([alert context]);
8297
8298     if ([context isEqualToString:@"source"]) {
8299         switch (button) {
8300             case 1: {
8301                 NSString *href = [[alert textField] text];
8302
8303                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8304
8305                 if (![href hasSuffix:@"/"])
8306                     href_ = [href stringByAppendingString:@"/"];
8307                 else
8308                     href_ = href;
8309                 href_ = [href_ retain];
8310
8311                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8312                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8313                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8314                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8315
8316                 cydia_ = false;
8317
8318                 // XXX: this is stupid
8319                 hud_ = [[delegate_ addProgressHUD] retain];
8320                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8321                 [delegate_ retainNetworkActivityIndicator];
8322             } break;
8323
8324             case 0:
8325             break;
8326
8327             _nodefault
8328         }
8329
8330         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8331     } else if ([context isEqualToString:@"trivial"])
8332         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8333     else if ([context isEqualToString:@"urlerror"])
8334         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8335     else if ([context isEqualToString:@"warning"]) {
8336         switch (button) {
8337             case 1:
8338                 [self complete];
8339             break;
8340
8341             case 0:
8342             break;
8343
8344             _nodefault
8345         }
8346
8347         [href_ release];
8348         href_ = nil;
8349
8350         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8351     }
8352 }
8353
8354 - (void) loadView {
8355     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8356
8357     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8358     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8359     [list_ setRowHeight:56];
8360     [list_ setDataSource:self];
8361     [list_ setDelegate:self];
8362     [[self view] addSubview:list_];
8363 }
8364
8365 - (void) viewDidLoad {
8366     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8367     [self updateButtonsForEditingStatus:NO animated:NO];
8368 }
8369
8370 - (void) releaseSubviews {
8371     [list_ release];
8372     list_ = nil;
8373 }
8374
8375 - (id) initWithDatabase:(Database *)database {
8376     if ((self = [super init]) != nil) {
8377         database_ = database;
8378         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8379     } return self;
8380 }
8381
8382 - (void) reloadData {
8383     [super reloadData];
8384
8385     pkgSourceList list;
8386     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8387         return;
8388
8389     [sources_ removeAllObjects];
8390     [sources_ addObjectsFromArray:[database_ sources]];
8391     _trace();
8392     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8393     _trace();
8394
8395     int count([sources_ count]);
8396     offset_ = 0;
8397     for (int i = 0; i != count; i++) {
8398         if ([[sources_ objectAtIndex:i] record] == nil)
8399             break;
8400         offset_++;
8401     }
8402
8403     [list_ setEditing:NO];
8404     [self updateButtonsForEditingStatus:NO animated:NO];
8405     [list_ reloadData];
8406 }
8407
8408 - (void) showAddSourcePrompt {
8409     UIAlertView *alert = [[[UIAlertView alloc]
8410         initWithTitle:UCLocalize("ENTER_APT_URL")
8411         message:nil
8412         delegate:self
8413         cancelButtonTitle:UCLocalize("CANCEL")
8414         otherButtonTitles:
8415             UCLocalize("ADD_SOURCE"),
8416         nil
8417     ] autorelease];
8418
8419     [alert setContext:@"source"];
8420     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8421
8422     [alert setNumberOfRows:1];
8423     [alert addTextFieldWithValue:@"http://" label:@""];
8424
8425     UITextInputTraits *traits = [[alert textField] textInputTraits];
8426     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8427     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8428     [traits setKeyboardType:UIKeyboardTypeURL];
8429     // XXX: UIReturnKeyDone
8430     [traits setReturnKeyType:UIReturnKeyNext];
8431
8432     [alert show];
8433 }
8434
8435 - (void) addButtonClicked {
8436     [self showAddSourcePrompt];
8437 }
8438
8439 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8440     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8441         initWithTitle:UCLocalize("ADD")
8442         style:UIBarButtonItemStylePlain
8443         target:self
8444         action:@selector(addButtonClicked)
8445     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8446
8447     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8448         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8449         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8450         target:self
8451         action:@selector(editButtonClicked)
8452     ] autorelease] animated:animated];
8453
8454     if (IsWildcat_ && !editing)
8455         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8456             initWithTitle:UCLocalize("SETTINGS")
8457             style:UIBarButtonItemStylePlain
8458             target:self
8459             action:@selector(settingsButtonClicked)
8460         ] autorelease]];
8461 }
8462
8463 - (void) settingsButtonClicked {
8464     [delegate_ showSettings];
8465 }
8466
8467 - (void) editButtonClicked {
8468     [list_ setEditing:![list_ isEditing] animated:YES];
8469
8470     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8471 }
8472
8473 @end
8474 /* }}} */
8475
8476 /* Settings Controller {{{ */
8477 @interface SettingsController : CYViewController <
8478     UITableViewDataSource,
8479     UITableViewDelegate
8480 > {
8481     _transient Database *database_;
8482     // XXX: ok, "roledelegate_"?...
8483     _transient id roledelegate_;
8484     UITableView *table_;
8485     UISegmentedControl *segment_;
8486     UIView *container_;
8487 }
8488
8489 - (void) showDoneButton;
8490 - (void) resizeSegmentedControl;
8491
8492 @end
8493
8494 @implementation SettingsController
8495
8496 - (void) dealloc {
8497     [self releaseSubviews];
8498
8499     [super dealloc];
8500 }
8501
8502 - (void) loadView {
8503     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8504
8505     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8506     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8507     [table_ setDelegate:self];
8508     [table_ setDataSource:self];
8509     [[self view] addSubview:table_];
8510
8511     NSArray *items = [NSArray arrayWithObjects:
8512         UCLocalize("USER"),
8513         UCLocalize("HACKER"),
8514         UCLocalize("DEVELOPER"),
8515     nil];
8516     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8517     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8518     [container_ addSubview:segment_];
8519 }
8520
8521 - (void) viewDidLoad {
8522     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8523
8524     int index = -1;
8525     if ([Role_ isEqualToString:@"User"]) index = 0;
8526     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8527     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8528     if (index != -1) {
8529         [segment_ setSelectedSegmentIndex:index];
8530         [self showDoneButton];
8531     }
8532
8533     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8534     [self resizeSegmentedControl];
8535 }
8536
8537 - (void) releaseSubviews {
8538     [table_ release];
8539     table_ = nil;
8540
8541     [segment_ release];
8542     segment_ = nil;
8543
8544     [container_ release];
8545     container_ = nil;
8546 }
8547
8548 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8549     if ((self = [super init]) != nil) {
8550         database_ = database;
8551         roledelegate_ = delegate;
8552     } return self;
8553 }
8554
8555 - (void) resizeSegmentedControl {
8556     CGFloat width = [[self view] frame].size.width;
8557     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8558 }
8559
8560 - (void) viewWillAppear:(BOOL)animated {
8561     [super viewWillAppear:animated];
8562
8563     [self resizeSegmentedControl];
8564 }
8565
8566 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8567     [self resizeSegmentedControl];
8568 }
8569
8570 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8571     [self resizeSegmentedControl];
8572 }
8573
8574 - (void) save {
8575     NSString *role(nil);
8576
8577     switch ([segment_ selectedSegmentIndex]) {
8578         case 0: role = @"User"; break;
8579         case 1: role = @"Hacker"; break;
8580         case 2: role = @"Developer"; break;
8581
8582         _nodefault
8583     }
8584
8585     if (![role isEqualToString:Role_]) {
8586         bool rolling(Role_ == nil);
8587         Role_ = role;
8588
8589         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8590             Role_, @"Role",
8591         nil];
8592
8593         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8594         Changed_ = true;
8595
8596         if (rolling)
8597             [roledelegate_ loadData];
8598         else
8599             [roledelegate_ updateData];
8600     }
8601 }
8602
8603 - (void) segmentChanged:(UISegmentedControl *)control {
8604     [self showDoneButton];
8605 }
8606
8607 - (void) saveAndClose {
8608     [self save];
8609
8610     [[self navigationItem] setRightBarButtonItem:nil];
8611     [[self navigationController] dismissModalViewControllerAnimated:YES];
8612 }
8613
8614 - (void) doneButtonClicked {
8615     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8616     [spinner startAnimating];
8617     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8618     [[self navigationItem] setRightBarButtonItem:spinItem];
8619
8620     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8621 }
8622
8623 - (void) showDoneButton {
8624     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8625         initWithTitle:UCLocalize("DONE")
8626         style:UIBarButtonItemStyleDone
8627         target:self
8628         action:@selector(doneButtonClicked)
8629     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8630 }
8631
8632 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8633     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8634     return 6;
8635 }
8636
8637 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8638     return 0; // :(
8639 }
8640
8641 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8642     return nil; // This method is required by the protocol.
8643 }
8644
8645 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8646     if (section == 1)
8647         return UCLocalize("ROLE_EX");
8648     if (section == 4)
8649         return [NSString stringWithFormat:
8650             @"%@: %@\n%@: %@\n%@: %@",
8651             UCLocalize("USER"), UCLocalize("USER_EX"),
8652             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8653             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8654         ];
8655     else return nil;
8656 }
8657
8658 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8659     return section == 3 ? 44.0f : 0;
8660 }
8661
8662 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8663     return section == 3 ? container_ : nil;
8664 }
8665
8666 - (void) reloadData {
8667     [super reloadData];
8668     [table_ reloadData];
8669 }
8670
8671 @end
8672 /* }}} */
8673 /* Stash Controller {{{ */
8674 @interface StashController : CYViewController {
8675     UIActivityIndicatorView *spinner_;
8676     UILabel *status_;
8677     UILabel *caption_;
8678 }
8679
8680 @end
8681
8682 @implementation StashController
8683
8684 - (void) dealloc {
8685     [self releaseSubviews];
8686
8687     [super dealloc];
8688 }
8689
8690 - (void) loadView {
8691     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8692     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8693
8694     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8695     CGRect spinrect = [spinner_ frame];
8696     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8697     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8698     [spinner_ setFrame:spinrect];
8699     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8700     [[self view] addSubview:spinner_];
8701     [spinner_ startAnimating];
8702
8703     CGRect captrect;
8704     captrect.size.width = [[self view] frame].size.width;
8705     captrect.size.height = 40.0f;
8706     captrect.origin.x = 0;
8707     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8708     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8709     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8710     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8711     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8712     [caption_ setTextColor:[UIColor whiteColor]];
8713     [caption_ setBackgroundColor:[UIColor clearColor]];
8714     [caption_ setShadowColor:[UIColor blackColor]];
8715     [caption_ setTextAlignment:UITextAlignmentCenter];
8716     [[self view] addSubview:caption_];
8717
8718     CGRect statusrect;
8719     statusrect.size.width = [[self view] frame].size.width;
8720     statusrect.size.height = 30.0f;
8721     statusrect.origin.x = 0;
8722     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8723     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8724     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8725     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8726     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8727     [status_ setTextColor:[UIColor whiteColor]];
8728     [status_ setBackgroundColor:[UIColor clearColor]];
8729     [status_ setShadowColor:[UIColor blackColor]];
8730     [status_ setTextAlignment:UITextAlignmentCenter];
8731     [[self view] addSubview:status_];
8732 }
8733
8734 - (void) releaseSubviews {
8735     [spinner_ release];
8736     spinner_ = nil;
8737
8738     [status_ release];
8739     status_ = nil;
8740
8741     [caption_ release];
8742     caption_ = nil;
8743 }
8744
8745 @end
8746 /* }}} */
8747
8748 @interface Cydia : UIApplication <
8749     ConfirmationControllerDelegate,
8750     DatabaseDelegate,
8751     CydiaDelegate,
8752     UINavigationControllerDelegate,
8753     UITabBarControllerDelegate
8754 > {
8755     // XXX: evaluate all fields for _transient
8756
8757     UIWindow *window_;
8758     CYTabBarController *tabbar_;
8759     CYEmulatedLoadingController *emulated_;
8760
8761     NSMutableArray *essential_;
8762     NSMutableArray *broken_;
8763
8764     Database *database_;
8765
8766     NSURL *starturl_;
8767
8768     unsigned locked_;
8769     unsigned activity_;
8770
8771     StashController *stash_;
8772
8773     bool loaded_;
8774 }
8775
8776 - (void) loadData;
8777
8778 @end
8779
8780 @implementation Cydia
8781
8782 - (void) beginUpdate {
8783     [tabbar_ beginUpdate];
8784 }
8785
8786 - (BOOL) updating {
8787     return [tabbar_ updating];
8788 }
8789
8790 - (void) _loaded {
8791     if ([broken_ count] != 0) {
8792         int count = [broken_ count];
8793
8794         UIAlertView *alert = [[[UIAlertView alloc]
8795             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8796             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8797             delegate:self
8798             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8799             otherButtonTitles:
8800                 UCLocalize("TEMPORARY_IGNORE"),
8801             nil
8802         ] autorelease];
8803
8804         [alert setContext:@"fixhalf"];
8805         [alert show];
8806     } else if (!Ignored_ && [essential_ count] != 0) {
8807         int count = [essential_ count];
8808
8809         UIAlertView *alert = [[[UIAlertView alloc]
8810             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8811             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8812             delegate:self
8813             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8814             otherButtonTitles:
8815                 UCLocalize("UPGRADE_ESSENTIAL"),
8816                 UCLocalize("COMPLETE_UPGRADE"),
8817             nil
8818         ] autorelease];
8819
8820         [alert setContext:@"upgrade"];
8821         [alert show];
8822     }
8823 }
8824
8825 - (void) _saveConfig {
8826     _trace();
8827     MetaFile_.Sync();
8828     _trace();
8829
8830     if (Changed_) {
8831         NSString *error(nil);
8832
8833         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8834             _trace();
8835             NSError *error(nil);
8836             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8837                 NSLog(@"failure to save metadata data: %@", error);
8838             _trace();
8839
8840             Changed_ = false;
8841         } else {
8842             NSLog(@"failure to serialize metadata: %@", error);
8843         }
8844     }
8845 }
8846
8847 // Navigation controller for the queuing badge.
8848 - (CYNavigationController *) queueNavigationController {
8849     NSArray *controllers = [tabbar_ viewControllers];
8850     return [controllers objectAtIndex:3];
8851 }
8852
8853 - (void) _updateData {
8854     [self _saveConfig];
8855
8856     [tabbar_ reloadData];
8857
8858     CYNavigationController *navigation = [self queueNavigationController];
8859
8860     id queuedelegate = nil;
8861     if ([[navigation viewControllers] count] > 0)
8862         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8863
8864     [queuedelegate queueStatusDidChange];
8865     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8866 }
8867
8868 - (void) _refreshIfPossible:(NSDate *)update {
8869     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8870
8871     bool recently = false;
8872     if (update != nil) {
8873         NSTimeInterval interval([update timeIntervalSinceNow]);
8874         if (interval <= 0 && interval > -(15*60))
8875             recently = true;
8876     }
8877
8878     // Don't automatic refresh if:
8879     //  - We already refreshed recently.
8880     //  - We already auto-refreshed this launch.
8881     //  - Auto-refresh is disabled.
8882     if (recently || loaded_ || ManualRefresh) {
8883         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8884
8885         // If we are cancelling, we need to make sure it knows it's already loaded.
8886         loaded_ = true;
8887         return;
8888     } else {
8889         // We are going to load, so remember that.
8890         loaded_ = true;
8891     }
8892
8893     SCNetworkReachabilityFlags flags; {
8894         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8895         SCNetworkReachabilityGetFlags(reachability, &flags);
8896         CFRelease(reachability);
8897     }
8898
8899     // XXX: this elaborate mess is what Apple is using to determine this? :(
8900     // XXX: do we care if the user has to intervene? maybe that's ok?
8901     bool reachable(
8902         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8903             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8904                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8905                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8906             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8907             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8908         )
8909     );
8910
8911     // If we can reach the server, auto-refresh!
8912     if (reachable)
8913         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8914
8915     [pool release];
8916 }
8917
8918 - (void) refreshIfPossible {
8919     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8920 }
8921
8922 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8923     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8924     [hud setText:UCLocalize("RELOADING_DATA")];
8925
8926     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8927
8928     if (hud != nil)
8929         [self removeProgressHUD:hud];
8930
8931     size_t changes(0);
8932
8933     [essential_ removeAllObjects];
8934     [broken_ removeAllObjects];
8935
8936     NSArray *packages([database_ packages]);
8937     for (Package *package in packages) {
8938         if ([package half])
8939             [broken_ addObject:package];
8940         if ([package upgradableAndEssential:NO]) {
8941             if ([package essential])
8942                 [essential_ addObject:package];
8943             ++changes;
8944         }
8945     }
8946
8947     NSLog(@"changes:#%u", changes);
8948
8949     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8950     if (changes != 0) {
8951         _trace();
8952         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8953         [changesItem setBadgeValue:badge];
8954         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8955         [self setApplicationIconBadgeNumber:changes];
8956     } else {
8957         _trace();
8958         [changesItem setBadgeValue:nil];
8959         [changesItem setAnimatedBadge:NO];
8960         [self setApplicationIconBadgeNumber:0];
8961     }
8962
8963     [self _updateData];
8964
8965     [self refreshIfPossible];
8966 }
8967
8968 - (void) updateData {
8969     [self _updateData];
8970 }
8971
8972 - (void) update_ {
8973     [database_ update];
8974 }
8975
8976 - (void) complete {
8977     @synchronized (self) {
8978         [self _reloadDataWithInvocation:nil];
8979     }
8980 }
8981
8982 - (void) presentModalViewController:(UIViewController *)controller {
8983     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
8984     if (IsWildcat_)
8985         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8986     [((UIViewController *) emulated_ ?: tabbar_) presentModalViewController:navigation animated:YES];
8987 }
8988
8989 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
8990     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
8991
8992     if (navigation != nil)
8993         [navigation pushViewController:progress animated:YES];
8994     else
8995         [self presentModalViewController:progress];
8996
8997     [progress invoke:invocation withTitle:title];
8998     return progress;
8999 }
9000
9001 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9002     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9003 }
9004
9005 - (void) repairWithInvocation:(NSInvocation *)invocation {
9006     _trace();
9007     [self invokeNewProgress:invocation forController:nil withTitle:UCLocalize("REPAIRING")];
9008     _trace();
9009 }
9010
9011 - (void) repairWithSelector:(SEL)selector {
9012     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9013 }
9014
9015 - (void) syncData {
9016     [self _saveConfig];
9017
9018     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9019     _assert(file != NULL);
9020
9021     for (NSString *key in [Sources_ allKeys]) {
9022         NSDictionary *source([Sources_ objectForKey:key]);
9023
9024         fprintf(file, "%s %s %s\n",
9025             [[source objectForKey:@"Type"] UTF8String],
9026             [[source objectForKey:@"URI"] UTF8String],
9027             [[source objectForKey:@"Distribution"] UTF8String]
9028         );
9029     }
9030
9031     fclose(file);
9032
9033     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:UCLocalize("UPDATING_SOURCES")];
9034
9035     [self complete];
9036 }
9037
9038 - (void) addTrivialSource:(NSString *)href {
9039     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9040         @"deb", @"Type",
9041         href, @"URI",
9042         @"./", @"Distribution",
9043     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9044
9045     Changed_ = true;
9046 }
9047
9048 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9049     @synchronized (self) {
9050         [self _reloadDataWithInvocation:invocation];
9051     }
9052 }
9053
9054 - (void) reloadData {
9055     [self reloadDataWithInvocation:nil];
9056 }
9057
9058 - (void) resolve {
9059     pkgProblemResolver *resolver = [database_ resolver];
9060
9061     resolver->InstallProtect();
9062     if (!resolver->Resolve(true))
9063         _error->Discard();
9064 }
9065
9066 - (bool) perform {
9067     // XXX: this is a really crappy way of doing this.
9068     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9069     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9070     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9071     if ([tabbar_ updating])
9072         [tabbar_ cancelUpdate];
9073
9074     if (![database_ prepare])
9075         return false;
9076
9077     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9078     [page setDelegate:self];
9079     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9080     [confirm_ setDelegate:self];
9081
9082     if (IsWildcat_)
9083         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9084     [tabbar_ presentModalViewController:confirm_ animated:YES];
9085
9086     return true;
9087 }
9088
9089 - (void) queue {
9090     @synchronized (self) {
9091         [self perform];
9092     }
9093 }
9094
9095 - (void) clearPackage:(Package *)package {
9096     @synchronized (self) {
9097         [package clear];
9098         [self resolve];
9099         [self perform];
9100     }
9101 }
9102
9103 - (void) installPackages:(NSArray *)packages {
9104     @synchronized (self) {
9105         for (Package *package in packages)
9106             [package install];
9107         [self resolve];
9108         [self perform];
9109     }
9110 }
9111
9112 - (void) installPackage:(Package *)package {
9113     @synchronized (self) {
9114         [package install];
9115         [self resolve];
9116         [self perform];
9117     }
9118 }
9119
9120 - (void) removePackage:(Package *)package {
9121     @synchronized (self) {
9122         [package remove];
9123         [self resolve];
9124         [self perform];
9125     }
9126 }
9127
9128 - (void) distUpgrade {
9129     @synchronized (self) {
9130         if (![database_ upgrade])
9131             return;
9132         [self perform];
9133     }
9134 }
9135
9136 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9137     Queuing_ = false;
9138     ++locked_;
9139     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:UCLocalize("RUNNING")];
9140     --locked_;
9141     [self complete];
9142 }
9143
9144 - (void) showSettings {
9145     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9146     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9147     if (IsWildcat_)
9148         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9149     [tabbar_ presentModalViewController:nav animated:YES];
9150 }
9151
9152 - (void) retainNetworkActivityIndicator {
9153     if (activity_++ == 0)
9154         [self setNetworkActivityIndicatorVisible:YES];
9155
9156 #if TraceLogging
9157     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9158 #endif
9159 }
9160
9161 - (void) releaseNetworkActivityIndicator {
9162     if (--activity_ == 0)
9163         [self setNetworkActivityIndicatorVisible:NO];
9164
9165 #if TraceLogging
9166     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9167 #endif
9168
9169 }
9170
9171 - (void) cancelAndClear:(bool)clear {
9172     @synchronized (self) {
9173         if (clear) {
9174             [database_ clear];
9175             Queuing_ = false;
9176         } else {
9177             Queuing_ = true;
9178         }
9179
9180         [self _updateData];
9181     }
9182 }
9183
9184 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9185     NSString *context([alert context]);
9186
9187     if ([context isEqualToString:@"conffile"]) {
9188         FILE *input = [database_ input];
9189         if (button == [alert cancelButtonIndex])
9190             fprintf(input, "N\n");
9191         else if (button == [alert firstOtherButtonIndex])
9192             fprintf(input, "Y\n");
9193         fflush(input);
9194
9195         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9196     } else if ([context isEqualToString:@"fixhalf"]) {
9197         if (button == [alert cancelButtonIndex]) {
9198             @synchronized (self) {
9199                 for (Package *broken in broken_) {
9200                     [broken remove];
9201
9202                     NSString *id = [broken id];
9203                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9204                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9205                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9206                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9207                 }
9208
9209                 [self resolve];
9210                 [self perform];
9211             }
9212         } else if (button == [alert firstOtherButtonIndex]) {
9213             [broken_ removeAllObjects];
9214             [self _loaded];
9215         }
9216
9217         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9218     } else if ([context isEqualToString:@"upgrade"]) {
9219         if (button == [alert firstOtherButtonIndex]) {
9220             @synchronized (self) {
9221                 for (Package *essential in essential_)
9222                     [essential install];
9223
9224                 [self resolve];
9225                 [self perform];
9226             }
9227         } else if (button == [alert firstOtherButtonIndex] + 1) {
9228             [self distUpgrade];
9229         } else if (button == [alert cancelButtonIndex]) {
9230             Ignored_ = YES;
9231         }
9232
9233         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9234     }
9235 }
9236
9237 - (void) system:(NSString *)command { _pooled
9238     _trace();
9239     system([command UTF8String]);
9240     _trace();
9241 }
9242
9243 - (void) applicationWillSuspend {
9244     [database_ clean];
9245     [super applicationWillSuspend];
9246 }
9247
9248 - (BOOL) isSafeToSuspend {
9249     // Use external process status API internally.
9250     // This is probably a really bad idea.
9251     // XXX: what is the point of this? does this solve anything at all?
9252     uint64_t status = 0;
9253     int notify_token;
9254     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9255         notify_get_state(notify_token, &status);
9256         notify_cancel(notify_token);
9257     }
9258
9259     return locked_ == 0 && status == 0;
9260 }
9261
9262 - (void) applicationSuspend:(__GSEvent *)event {
9263     if ([self isSafeToSuspend])
9264         [super applicationSuspend:event];
9265 }
9266
9267 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9268     if ([self isSafeToSuspend])
9269         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9270 }
9271
9272 - (void) _setSuspended:(BOOL)value {
9273     if ([self isSafeToSuspend])
9274         [super _setSuspended:value];
9275 }
9276
9277 - (UIProgressHUD *) addProgressHUD {
9278     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9279     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9280
9281     [window_ setUserInteractionEnabled:NO];
9282     [hud show:YES];
9283
9284     UIViewController *target = tabbar_;
9285     while ([target modalViewController] != nil) target = [target modalViewController];
9286     [[target view] addSubview:hud];
9287
9288     ++locked_;
9289     return hud;
9290 }
9291
9292 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9293     [hud show:NO];
9294     [hud removeFromSuperview];
9295     [window_ setUserInteractionEnabled:YES];
9296     --locked_;
9297 }
9298
9299 - (CYViewController *) pageForPackage:(NSString *)name {
9300     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9301 }
9302
9303 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9304     NSString *scheme([[url scheme] lowercaseString]);
9305     if ([[url absoluteString] length] <= [scheme length] + 3)
9306         return nil;
9307     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9308     NSArray *components([path pathComponents]);
9309
9310     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9311         return [self pageForPackage:[components objectAtIndex:1]];
9312
9313     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9314         return nil;
9315
9316     NSString *base([components objectAtIndex:0]);
9317
9318     CYViewController *controller = nil;
9319
9320     if ([base isEqualToString:@"url"]) {
9321         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9322         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9323         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9324     } else if (!external && [components count] == 1) {
9325         if ([base isEqualToString:@"manage"]) {
9326             controller = [[[ManageController alloc] init] autorelease];
9327         }
9328
9329         if ([base isEqualToString:@"sources"]) {
9330             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9331         }
9332
9333         if ([base isEqualToString:@"home"]) {
9334             controller = [[[HomeController alloc] init] autorelease];
9335         }
9336
9337         if ([base isEqualToString:@"sections"]) {
9338             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9339         }
9340
9341         if ([base isEqualToString:@"search"]) {
9342             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9343         }
9344
9345         if ([base isEqualToString:@"changes"]) {
9346             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9347         }
9348
9349         if ([base isEqualToString:@"installed"]) {
9350             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9351         }
9352     } else if ([components count] == 2) {
9353         NSString *argument = [components objectAtIndex:1];
9354
9355         if ([base isEqualToString:@"package"]) {
9356             controller = [self pageForPackage:argument];
9357         }
9358
9359         if (!external && [base isEqualToString:@"search"]) {
9360             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9361             [(SearchController *)controller setSearchTerm:argument];
9362         }
9363
9364         if (!external && [base isEqualToString:@"sections"]) {
9365             if ([argument isEqualToString:@"all"])
9366                 argument = nil;
9367             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9368         }
9369
9370         if (!external && [base isEqualToString:@"sources"]) {
9371             if ([argument isEqualToString:@"add"]) {
9372                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9373                 [(SourcesController *)controller showAddSourcePrompt];
9374             } else {
9375                 Source *source = [database_ sourceWithKey:argument];
9376                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9377             }
9378         }
9379
9380         if (!external && [base isEqualToString:@"launch"]) {
9381             [self launchApplicationWithIdentifier:argument suspended:NO];
9382             return nil;
9383         }
9384     } else if (!external && [components count] == 3) {
9385         NSString *arg1 = [components objectAtIndex:1];
9386         NSString *arg2 = [components objectAtIndex:2];
9387
9388         if ([base isEqualToString:@"package"]) {
9389             if ([arg2 isEqualToString:@"settings"]) {
9390                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9391             } else if ([arg2 isEqualToString:@"files"]) {
9392                 if (Package *package = [database_ packageWithName:arg1]) {
9393                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9394                     [(FileTable *)controller setPackage:package];
9395                 }
9396             }
9397         }
9398     }
9399
9400     [controller setDelegate:self];
9401     return controller;
9402 }
9403
9404 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9405     CYViewController *page([self pageForURL:url forExternal:external]);
9406
9407     if (page != nil) {
9408         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9409         [nav setViewControllers:[NSArray arrayWithObject:page]];
9410         [tabbar_ setUnselectedViewController:nav];
9411     }
9412
9413     return page != nil;
9414 }
9415
9416 - (void) applicationOpenURL:(NSURL *)url {
9417     [super applicationOpenURL:url];
9418
9419     if (!loaded_) starturl_ = [url retain];
9420     else [self openCydiaURL:url forExternal:YES];
9421 }
9422
9423 - (void) applicationWillResignActive:(UIApplication *)application {
9424     // Stop refreshing if you get a phone call or lock the device.
9425     if ([tabbar_ updating])
9426         [tabbar_ cancelUpdate];
9427
9428     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9429         [super applicationWillResignActive:application];
9430 }
9431
9432 - (void) applicationWillTerminate:(UIApplication *)application {
9433     Changed_ = true;
9434     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9435     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9436     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9437
9438     [self _saveConfig];
9439 }
9440
9441 - (void) setConfigurationData:(NSString *)data {
9442     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9443
9444     if (!conffile_r(data)) {
9445         lprintf("E:invalid conffile\n");
9446         return;
9447     }
9448
9449     NSString *ofile = conffile_r[1];
9450     //NSString *nfile = conffile_r[2];
9451
9452     UIAlertView *alert = [[[UIAlertView alloc]
9453         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9454         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9455         delegate:self
9456         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9457         otherButtonTitles:
9458             UCLocalize("ACCEPT_NEW_COPY"),
9459             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9460         nil
9461     ] autorelease];
9462
9463     [alert setContext:@"conffile"];
9464     [alert show];
9465 }
9466
9467 - (void) addStashController {
9468     ++locked_;
9469     stash_ = [[StashController alloc] init];
9470     [window_ addSubview:[stash_ view]];
9471 }
9472
9473 - (void) removeStashController {
9474     [[stash_ view] removeFromSuperview];
9475     [stash_ release];
9476     --locked_;
9477 }
9478
9479 - (void) stash {
9480     [self setIdleTimerDisabled:YES];
9481
9482     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9483     UpdateExternalStatus(1);
9484     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9485     UpdateExternalStatus(0);
9486
9487     [self removeStashController];
9488
9489     if (ExecFork() == 0) {
9490         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9491         perror("launchctl stop");
9492     }
9493 }
9494
9495 - (void) setupViewControllers {
9496     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9497
9498     NSMutableArray *items([NSMutableArray arrayWithObjects:
9499         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9500         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9501         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9502         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9503     nil]);
9504
9505     if (IsWildcat_) {
9506         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9507         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9508     } else {
9509         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9510     }
9511
9512     NSMutableArray *controllers([NSMutableArray array]);
9513     for (UITabBarItem *item in items) {
9514         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9515         [controller setTabBarItem:item];
9516         [controllers addObject:controller];
9517     }
9518     [tabbar_ setViewControllers:controllers];
9519
9520     [tabbar_ setUpdateDelegate:self];
9521 }
9522
9523 - (void) applicationDidFinishLaunching:(id)unused {
9524 _trace();
9525     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9526         [self setApplicationSupportsShakeToEdit:NO];
9527
9528     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9529         initWithMemoryCapacity:524288
9530         diskCapacity:10485760
9531         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9532     ] autorelease]];
9533
9534     [CYBrowserController _initialize];
9535
9536     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9537
9538     Font12_ = [[UIFont systemFontOfSize:12] retain];
9539     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9540     Font14_ = [[UIFont systemFontOfSize:14] retain];
9541     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9542     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9543
9544     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9545     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9546
9547     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9548     [window_ orderFront:self];
9549     [window_ makeKey:self];
9550     [window_ setHidden:NO];
9551
9552     if (
9553         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9554         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9555         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9556         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9557         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9558         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9559         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9560         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9561         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9562         false
9563     ) {
9564         [self addStashController];
9565         // XXX: this would be much cleaner as a yieldToSelector:
9566         // that way the removeStashController could happen right here inline
9567         // we also could no longer require the useless stash_ field anymore
9568         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9569         return;
9570     }
9571
9572     database_ = [Database sharedInstance];
9573     [database_ setDelegate:self];
9574
9575     [window_ setUserInteractionEnabled:NO];
9576     [self setupViewControllers];
9577
9578     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9579     [window_ addSubview:[emulated_ view]];
9580
9581     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9582 _trace();
9583 }
9584
9585 - (void) loadData {
9586 _trace();
9587     if (Role_ == nil) {
9588         [window_ setUserInteractionEnabled:YES];
9589         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease]];
9590         return;
9591     } else {
9592         if ([emulated_ modalViewController] != nil)
9593             [emulated_ dismissModalViewControllerAnimated:YES];
9594         [window_ setUserInteractionEnabled:NO];
9595     }
9596
9597     [self reloadData];
9598     PrintTimes();
9599
9600     [window_ addSubview:[tabbar_ view]];
9601
9602     [[emulated_ view] removeFromSuperview];
9603     [emulated_ release];
9604     emulated_ = nil;
9605
9606     [window_ setUserInteractionEnabled:YES];
9607
9608     int selectedIndex = 0;
9609     NSMutableArray *items = nil;
9610
9611     bool recently = false;
9612     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9613     if (closed != nil) {
9614         NSTimeInterval interval([closed timeIntervalSinceNow]);
9615         // XXX: Is 15 minutes the optimal time here?
9616         if (interval <= 0 && interval > -(15*60))
9617             recently = true;
9618     }
9619
9620     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9621     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9622
9623     BOOL enough = YES;
9624     for (NSArray *entry in items)
9625         if ([entry count] <= 0)
9626             enough = NO;
9627
9628     if (!recently || !items || !enough) {
9629         selectedIndex = 0;
9630         items = [NSMutableArray array];
9631         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9632         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9633         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9634         if (!IsWildcat_) {
9635             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9636         } else {
9637             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9638             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9639         }
9640         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9641     }
9642
9643     [tabbar_ setSelectedIndex:selectedIndex];
9644     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9645         NSArray *stack = [items objectAtIndex:tab];
9646         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9647         NSMutableArray *current = [NSMutableArray array];
9648
9649         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9650             NSString *addr = [stack objectAtIndex:nav];
9651             NSURL *url = [NSURL URLWithString:addr];
9652             CYViewController *page = [self pageForURL:url forExternal:NO];
9653             if (page != nil)
9654                 [current addObject:page];
9655         }
9656
9657         [navigation setViewControllers:current];
9658     }
9659
9660     // (Try to) show the startup URL.
9661     if (starturl_ != nil) {
9662         [self openCydiaURL:starturl_ forExternal:NO];
9663         [starturl_ release];
9664         starturl_ = nil;
9665     }
9666 }
9667
9668 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9669     if (item != nil && IsWildcat_) {
9670         [sheet showFromBarButtonItem:item animated:YES];
9671     } else {
9672         [sheet showInView:window_];
9673     }
9674 }
9675
9676 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9677     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9678     [progress setTitle:task];
9679     [progress addProgressEvent:event];
9680 }
9681
9682 - (void) addProgressEventForTask:(NSArray *)data {
9683     CydiaProgressEvent *event([data objectAtIndex:0]);
9684     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9685     [self addProgressEvent:event forTask:task];
9686 }
9687
9688 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9689     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9690 }
9691
9692 @end
9693
9694 /*IMP alloc_;
9695 id Alloc_(id self, SEL selector) {
9696     id object = alloc_(self, selector);
9697     lprintf("[%s]A-%p\n", self->isa->name, object);
9698     return object;
9699 }*/
9700
9701 /*IMP dealloc_;
9702 id Dealloc_(id self, SEL selector) {
9703     id object = dealloc_(self, selector);
9704     lprintf("[%s]D-%p\n", self->isa->name, object);
9705     return object;
9706 }*/
9707
9708 Class $WebDefaultUIKitDelegate;
9709
9710 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9711     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9712         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9713     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9714 }
9715
9716 static NSNumber *shouldPlayKeyboardSounds;
9717
9718 Class $UIHardware;
9719
9720 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9721     switch (sound) {
9722         case 1104: // Keyboard Button Clicked
9723         case 1105: // Keyboard Delete Repeated
9724             if (shouldPlayKeyboardSounds == nil) {
9725                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9726                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9727             }
9728
9729             if (![shouldPlayKeyboardSounds boolValue])
9730                 break;
9731
9732         default:
9733             _UIHardware$_playSystemSound$(self, _cmd, sound);
9734     }
9735 }
9736
9737 Class $UIApplication;
9738
9739 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9740     static BOOL initialized = NO;
9741     static BOOL started = NO;
9742
9743     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9744     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9745
9746     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9747         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9748         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9749         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9750
9751         if (initialized && !enabled) {
9752             initialized = NO;
9753             [bundle performSelector:@selector(_accessibilityStopServer)];
9754         } else if (enabled) {
9755             initialized = YES;
9756             if (!started) {
9757                 started = YES;
9758                 [bundle performSelector:@selector(_accessibilityStartServer)];
9759             }
9760         }
9761     }
9762 }
9763
9764 int main(int argc, char *argv[]) { _pooled
9765     _trace();
9766
9767     UpdateExternalStatus(0);
9768
9769     if (Class $UIDevice = objc_getClass("UIDevice")) {
9770         UIDevice *device([$UIDevice currentDevice]);
9771         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9772     } else
9773         IsWildcat_ = false;
9774
9775     UIScreen *screen([UIScreen mainScreen]);
9776     if ([screen respondsToSelector:@selector(scale)])
9777         ScreenScale_ = [screen scale];
9778     else
9779         ScreenScale_ = 1;
9780
9781     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9782     if (ScreenScale_ > 1)
9783         [parts addObject:@"@2x"];
9784     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9785     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9786
9787     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9788
9789     /* Library Hacks {{{ */
9790     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9791
9792     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9793     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9794     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9795         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9796         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9797     }
9798
9799     $UIHardware = objc_getClass("UIHardware");
9800     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9801     if (UIHardware$_playSystemSound$ != NULL) {
9802         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9803         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9804     }
9805
9806     $UIApplication = objc_getClass("UIApplication");
9807     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9808     if (UIApplication$_updateApplicationAccessibility != NULL) {
9809         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9810         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9811     }
9812     /* }}} */
9813     /* Set Locale {{{ */
9814     Locale_ = CFLocaleCopyCurrent();
9815     Languages_ = [NSLocale preferredLanguages];
9816     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9817     //NSLog(@"%@", [Languages_ description]);
9818
9819     const char *lang;
9820     if (Languages_ == nil || [Languages_ count] == 0)
9821         // XXX: consider just setting to C and then falling through?
9822         lang = NULL;
9823     else {
9824         lang = [[Languages_ objectAtIndex:0] UTF8String];
9825         setenv("LANG", lang, true);
9826     }
9827
9828     //std::setlocale(LC_ALL, lang);
9829     NSLog(@"Setting Language: %s", lang);
9830     /* }}} */
9831
9832     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9833
9834     /* Parse Arguments {{{ */
9835     bool substrate(false);
9836
9837     if (argc != 0) {
9838         char **args(argv);
9839         int arge(1);
9840
9841         for (int argi(1); argi != argc; ++argi)
9842             if (strcmp(argv[argi], "--") == 0) {
9843                 arge = argi;
9844                 argv[argi] = argv[0];
9845                 argv += argi;
9846                 argc -= argi;
9847                 break;
9848             }
9849
9850         for (int argi(1); argi != arge; ++argi)
9851             if (strcmp(args[argi], "--substrate") == 0)
9852                 substrate = true;
9853             else
9854                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9855     }
9856     /* }}} */
9857
9858     App_ = [[NSBundle mainBundle] bundlePath];
9859     Home_ = NSHomeDirectory();
9860     Advanced_ = YES;
9861
9862     setuid(0);
9863     setgid(0);
9864
9865     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9866     alloc_ = alloc->method_imp;
9867     alloc->method_imp = (IMP) &Alloc_;*/
9868
9869     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9870     dealloc_ = dealloc->method_imp;
9871     dealloc->method_imp = (IMP) &Dealloc_;*/
9872
9873     /* System Information {{{ */
9874     size_t size;
9875
9876     int maxproc;
9877     size = sizeof(maxproc);
9878     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9879         perror("sysctlbyname(\"kern.maxproc\", ?)");
9880     else if (maxproc < 64) {
9881         maxproc = 64;
9882         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9883             perror("sysctlbyname(\"kern.maxproc\", #)");
9884     }
9885
9886     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9887     char *osversion = new char[size];
9888     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9889         perror("sysctlbyname(\"kern.osversion\", ?)");
9890     else
9891         System_ = [NSString stringWithUTF8String:osversion];
9892
9893     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9894     char *machine = new char[size];
9895     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9896         perror("sysctlbyname(\"hw.machine\", ?)");
9897     else
9898         Machine_ = machine;
9899
9900     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9901         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9902             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9903                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9904                 CFRelease(serial);
9905             }
9906
9907             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9908                 NSData *data((NSData *) ecid);
9909                 size_t length([data length]);
9910                 uint8_t bytes[length];
9911                 [data getBytes:bytes];
9912                 char string[length * 2 + 1];
9913                 for (size_t i(0); i != length; ++i)
9914                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9915                 ChipID_ = [NSString stringWithUTF8String:string];
9916                 CFRelease(ecid);
9917             }
9918
9919             IOObjectRelease(service);
9920         }
9921     }
9922
9923     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9924
9925     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9926     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9927     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9928
9929     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9930     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9931     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9932
9933     if (mcc != NULL && mnc != NULL)
9934         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9935
9936     if (mnc != NULL)
9937         CFRelease(mnc);
9938     if (mcc != NULL)
9939         CFRelease(mcc);
9940
9941     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9942         Build_ = [system objectForKey:@"ProductBuildVersion"];
9943     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9944         Product_ = [info objectForKey:@"SafariProductVersion"];
9945         Safari_ = [info objectForKey:@"CFBundleVersion"];
9946     }
9947     /* }}} */
9948     /* Load Database {{{ */
9949     _trace();
9950     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9951     _trace();
9952     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9953
9954     if (Metadata_ == NULL)
9955         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9956     else {
9957         Settings_ = [Metadata_ objectForKey:@"Settings"];
9958
9959         Packages_ = [Metadata_ objectForKey:@"Packages"];
9960         Sections_ = [Metadata_ objectForKey:@"Sections"];
9961         Sources_ = [Metadata_ objectForKey:@"Sources"];
9962
9963         Token_ = [Metadata_ objectForKey:@"Token"];
9964     }
9965
9966     if (Settings_ != nil)
9967         Role_ = [Settings_ objectForKey:@"Role"];
9968
9969     if (Sections_ == nil) {
9970         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9971         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9972     }
9973
9974     if (Sources_ == nil) {
9975         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9976         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9977     }
9978     /* }}} */
9979
9980     _trace();
9981     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9982     _trace();
9983
9984     if (Packages_ != nil) {
9985         bool fail(false);
9986         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9987         _trace();
9988
9989         if (!fail) {
9990             [Metadata_ removeObjectForKey:@"Packages"];
9991             Packages_ = nil;
9992             Changed_ = true;
9993         }
9994     }
9995
9996     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9997
9998 #define MobileSubstrate_(name) \
9999     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
10000         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
10001
10002     MobileSubstrate_(Activator)
10003     MobileSubstrate_(libstatusbar)
10004     MobileSubstrate_(SimulatedKeyEvents)
10005     MobileSubstrate_(WinterBoard)
10006
10007     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10008         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10009
10010     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10011
10012     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10013         unlink("/tmp/.cydia.fw");
10014         goto firmware;
10015     } else if (access("/User", F_OK) != 0 || version < 2) {
10016       firmware:
10017         _trace();
10018         system("/usr/libexec/cydia/firmware.sh");
10019         _trace();
10020     }
10021
10022     _assert([[NSFileManager defaultManager]
10023         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10024         withIntermediateDirectories:YES
10025         attributes:nil
10026         error:NULL
10027     ]);
10028
10029     if (access("/tmp/cydia.chk", F_OK) == 0) {
10030         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10031             _assert(errno == ENOENT);
10032         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10033             _assert(errno == ENOENT);
10034     }
10035
10036     /* APT Initialization {{{ */
10037     _assert(pkgInitConfig(*_config));
10038     _assert(pkgInitSystem(*_config, _system));
10039
10040     if (lang != NULL)
10041         _config->Set("APT::Acquire::Translation", lang);
10042
10043     // XXX: this timeout might be important :(
10044     //_config->Set("Acquire::http::Timeout", 15);
10045
10046     _config->Set("Acquire::http::MaxParallel", 3);
10047     /* }}} */
10048     /* Color Choices {{{ */
10049     space_ = CGColorSpaceCreateDeviceRGB();
10050
10051     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10052     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10053     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10054     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10055     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10056     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10057     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10058     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10059     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10060
10061     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10062     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10063     /* }}}*/
10064     /* UIKit Configuration {{{ */
10065     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10066     if ($GSFontSetUseLegacyFontMetrics != NULL)
10067         $GSFontSetUseLegacyFontMetrics(YES);
10068
10069     // XXX: I have a feeling this was important
10070     //UIKeyboardDisableAutomaticAppearance();
10071     /* }}} */
10072
10073     Colon_ = UCLocalize("COLON_DELIMITED");
10074     Elision_ = UCLocalize("ELISION");
10075     Error_ = UCLocalize("ERROR");
10076     Warning_ = UCLocalize("WARNING");
10077
10078     _trace();
10079     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10080
10081     CGColorSpaceRelease(space_);
10082     CFRelease(Locale_);
10083
10084     return value;
10085 }