MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 201
 202 #define CYPoolStart() \
 203     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 204     do
 205 #define CYPoolEnd() \
 206     while (false); \
 207     [_pool release];
 208
 209 #define Cydia_ CYDIA_VERSION
 210
 211 #define lprintf(args...) fprintf(stderr, args)
 212
 213 #define ForRelease 1
 214 #define TraceLogging (1 && !ForRelease)
 215 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 216 #define ProfileTimes (0 && !ForRelease)
 217 #define ForSaurik (0 && !ForRelease)
 218 #define LogBrowser (0 && !ForRelease)
 219 #define TrackResize (0 && !ForRelease)
 220 #define ManualRefresh (1 && !ForRelease)
 221 #define ShowInternals (0 && !ForRelease)
 222 #define AlwaysReload (0 && !ForRelease)
 223 #define TryIndexedCollation (0 && !ForRelease)
 224
 225 #if !TraceLogging
 226 #undef _trace
 227 #define _trace(args...)
 228 #endif
 229
 230 #if !ProfileTimes
 231 #undef _profile
 232 #define _profile(name) {
 233 #undef _end
 234 #define _end }
 235 #define PrintTimes() do {} while (false)
 236 #endif
 237
 238 // Hash Functions/Structures {{{
 239 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 240
 241 union SplitHash {
 242     uint32_t u32;
 243     uint16_t u16[2];
 244 };
 245 // }}}
 246
 247 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 248
 249 static _finline NSString *CydiaURL(NSString *path) {
 250     char page[26];
 251     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 252     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 253     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 254     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 255     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 256     page[25] = '\0';
 257     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 258 }
 259
 260 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 261     int notify_token;
 262     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 263         notify_set_state(notify_token, newStatus);
 264         notify_cancel(notify_token);
 265     }
 266     notify_post("com.saurik.Cydia.status");
 267 }
 268
 269 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 270 @interface NSObject (Cydia)
 271 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 272 - (id) yieldToSelector:(SEL)selector;
 273 @end
 274
 275 @implementation NSObject (Cydia)
 276
 277 - (void) doNothing {
 278 }
 279
 280 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 281     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 282     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 283     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 284
 285     /* XXX: deal with exceptions */
 286     id value([self performSelector:selector withObject:object]);
 287
 288     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 289     [context removeAllObjects];
 290     if ([signature methodReturnLength] != 0 && value != nil)
 291         [context addObject:value];
 292
 293     stopped = true;
 294
 295     [self
 296         performSelectorOnMainThread:@selector(doNothing)
 297         withObject:nil
 298         waitUntilDone:NO
 299     ];
 300 }
 301
 302 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 303     volatile bool stopped(false);
 304
 305     NSMutableArray *context([NSMutableArray arrayWithObjects:
 306         [NSValue valueWithPointer:selector],
 307         [NSValue valueWithNonretainedObject:object],
 308         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 309     nil]);
 310
 311     NSThread *thread([[[NSThread alloc]
 312         initWithTarget:self
 313         selector:@selector(_yieldToContext:)
 314         object:context
 315     ] autorelease]);
 316
 317     [thread start];
 318
 319     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 320     NSDate *future([NSDate distantFuture]);
 321     NSString *mode([loop currentMode] ?: NSDefaultRunLoopMode);
 322
 323 _trace();
 324     while (!stopped && [loop runMode:mode beforeDate:future]);
 325 _trace();
 326
 327     return [context count] == 0 ? nil : [context objectAtIndex:0];
 328 }
 329
 330 - (id) yieldToSelector:(SEL)selector {
 331     return [self yieldToSelector:selector withObject:nil];
 332 }
 333
 334 @end
 335 /* }}} */
 336
 337 /* Cydia Alert View {{{ */
 338 @interface CYAlertView : UIAlertView {
 339     unsigned button_;
 340 }
 341
 342 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 343
 344 @end
 345
 346 @implementation CYAlertView
 347
 348 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 349     if ((self = [super init]) != nil) {
 350         [self setTitle:title];
 351         [self setDelegate:self];
 352         for (NSString *button in buttons) [self addButtonWithTitle:button];
 353         [self setCancelButtonIndex:index];
 354     } return self;
 355 }
 356
 357 - (void) _updateFrameForDisplay {
 358     [super _updateFrameForDisplay];
 359     if ([self cancelButtonIndex] == -1) {
 360         NSArray *buttons = [self buttons];
 361         if ([buttons count]) {
 362             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 363             for (UIThreePartButton *button in buttons)
 364                 [button setBackground:background forState:0];
 365         }
 366     }
 367 }
 368
 369 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 370     button_ = buttonIndex + 1;
 371 }
 372
 373 - (void) dismiss {
 374     [self dismissWithClickedButtonIndex:-1 animated:YES];
 375 }
 376
 377 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 378     [self setRunsModal:YES];
 379     button_ = 0;
 380     [self show];
 381     return button_;
 382 }
 383
 384 @end
 385 /* }}} */
 386
 387 /* NSForcedOrderingSearch doesn't work on the iPhone */
 388 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 389 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 390 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 391
 392 /* Radix Sort {{{ */
 393 typedef uint32_t (*SKRadixFunction)(id, void *);
 394
 395 @interface NSMutableArray (Radix)
 396 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 397 @end
 398
 399 struct RadixItem_ {
 400     size_t index;
 401     uint32_t key;
 402 };
 403
 404 @implementation NSMutableArray (Radix)
 405
 406 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 407     size_t count([self count]);
 408     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 409
 410     for (size_t i(0); i != count; ++i) {
 411         RadixItem_ &item(swap[i]);
 412         item.index = i;
 413
 414         id object([self objectAtIndex:i]);
 415         item.key = function(object, argument);
 416     }
 417
 418     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 419
 420     static const size_t width = 32;
 421     static const size_t bits = 11;
 422     static const size_t slots = 1 << bits;
 423     static const size_t passes = (width + (bits - 1)) / bits;
 424
 425     size_t *hist(new size_t[slots]);
 426
 427     for (size_t pass(0); pass != passes; ++pass) {
 428         memset(hist, 0, sizeof(size_t) * slots);
 429
 430         for (size_t i(0); i != count; ++i) {
 431             uint32_t key(lhs[i].key);
 432             key >>= pass * bits;
 433             key &= _not(uint32_t) >> width - bits;
 434             ++hist[key];
 435         }
 436
 437         size_t offset(0);
 438         for (size_t i(0); i != slots; ++i) {
 439             size_t local(offset);
 440             offset += hist[i];
 441             hist[i] = local;
 442         }
 443
 444         for (size_t i(0); i != count; ++i) {
 445             uint32_t key(lhs[i].key);
 446             key >>= pass * bits;
 447             key &= _not(uint32_t) >> width - bits;
 448             rhs[hist[key]++] = lhs[i];
 449         }
 450
 451         RadixItem_ *tmp(lhs);
 452         lhs = rhs;
 453         rhs = tmp;
 454     }
 455
 456     delete [] hist;
 457
 458     const void **values(new const void *[count]);
 459     for (size_t i(0); i != count; ++i)
 460         values[i] = [self objectAtIndex:lhs[i].index];
 461     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 462     delete [] values;
 463
 464     delete [] swap;
 465 }
 466
 467 @end
 468 /* }}} */
 469 /* Insertion Sort {{{ */
 470
 471 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 472     const char *ptr = (const char *)list;
 473     while (0 < count) {
 474         CFIndex half = count / 2;
 475         const char *probe = ptr + elementSize * half;
 476         CFComparisonResult cr = comparator(element, probe, context);
 477     if (0 == cr) return (probe - (const char *)list) / elementSize;
 478         ptr = (cr < 0) ? ptr : probe + elementSize;
 479         count = (cr < 0) ? half : (half + (count & 1) - 1);
 480     }
 481     return (ptr - (const char *)list) / elementSize;
 482 }
 483
 484 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 485     const char *ptr = (const char *)list;
 486     while (0 < count) {
 487         CFIndex half = count / 2;
 488         const char *probe = ptr + elementSize * half;
 489         CFComparisonResult cr = comparator(element, probe, context);
 490     if (0 == cr) return (probe - (const char *)list) / elementSize;
 491         ptr = (cr < 0) ? ptr : probe + elementSize;
 492         count = (cr < 0) ? half : (half + (count & 1) - 1);
 493     }
 494     return (ptr - (const char *)list) / elementSize;
 495 }
 496
 497 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 498     if (range.length == 0)
 499         return;
 500     const void **values(new const void *[range.length]);
 501     CFArrayGetValues(array, range, values);
 502
 503 #if HistogramInsertionSort > 0
 504     uint32_t total(0), *offsets(new uint32_t[range.length]);
 505 #endif
 506
 507     for (CFIndex index(1); index != range.length; ++index) {
 508         const void *value(values[index]);
 509         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 510         CFIndex correct(index);
 511         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 512 #if HistogramInsertionSort > 1
 513             NSLog(@"%@ < %@", value, values[correct - 1]);
 514 #endif
 515             if (--correct == 0)
 516                 break;
 517         }
 518         if (correct != index) {
 519             size_t offset(index - correct);
 520 #if HistogramInsertionSort
 521             total += offset;
 522             ++offsets[offset];
 523             if (offset > 10)
 524                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 525 #endif
 526             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 527             values[correct] = value;
 528         }
 529     }
 530
 531     CFArrayReplaceValues(array, range, values, range.length);
 532     delete [] values;
 533
 534 #if HistogramInsertionSort > 0
 535     for (CFIndex index(0); index != range.length; ++index)
 536         if (offsets[index] != 0)
 537             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 538     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 539     delete [] offsets;
 540 #endif
 541 }
 542
 543 /* }}} */
 544
 545 /* Apple Bug Fixes {{{ */
 546 @implementation UIWebDocumentView (Cydia)
 547
 548 - (void) _setScrollerOffset:(CGPoint)offset {
 549     UIScroller *scroller([self _scroller]);
 550
 551     CGSize size([scroller contentSize]);
 552     CGSize bounds([scroller bounds].size);
 553
 554     CGPoint max;
 555     max.x = size.width - bounds.width;
 556     max.y = size.height - bounds.height;
 557
 558     // wtf Apple?!
 559     if (max.x < 0)
 560         max.x = 0;
 561     if (max.y < 0)
 562         max.y = 0;
 563
 564     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 565     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 566
 567     [scroller setOffset:offset];
 568 }
 569
 570 @end
 571 /* }}} */
 572
 573 @interface NSInvocation (Cydia)
 574 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 575 @end
 576
 577 @implementation NSInvocation (Cydia)
 578
 579 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 580     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 581     [invocation setTarget:target];
 582     [invocation setSelector:selector];
 583     return invocation;
 584 }
 585
 586 @end
 587
 588 @implementation WebScriptObject (NSFastEnumeration)
 589
 590 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 591     size_t length([self count] - state->state);
 592     if (length <= 0)
 593         return 0;
 594     else if (length > count)
 595         length = count;
 596     for (size_t i(0); i != length; ++i)
 597         objects[i] = [self objectAtIndex:state->state++];
 598     state->itemsPtr = objects;
 599     state->mutationsPtr = (unsigned long *) self;
 600     return length;
 601 }
 602
 603 @end
 604
 605 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 606     size_t length([self length] - state->state);
 607     if (length <= 0)
 608         return 0;
 609     else if (length > count)
 610         length = count;
 611     for (size_t i(0); i != length; ++i)
 612         objects[i] = [self item:state->state++];
 613     state->itemsPtr = objects;
 614     state->mutationsPtr = (unsigned long *) self;
 615     return length;
 616 }
 617
 618 /* Cydia NSString Additions {{{ */
 619 @interface NSString (Cydia)
 620 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 621 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 622 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 623 - (NSComparisonResult) compareByPath:(NSString *)other;
 624 - (NSString *) stringByCachingURLWithCurrentCDN;
 625 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 626 @end
 627
 628 @implementation NSString (Cydia)
 629
 630 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 631     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 632 }
 633
 634 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 635     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 636     memcpy(data, bytes, length);
 637     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 638 }
 639
 640 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 641     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 642 }
 643
 644 - (NSComparisonResult) compareByPath:(NSString *)other {
 645     NSString *prefix = [self commonPrefixWithString:other options:0];
 646     size_t length = [prefix length];
 647
 648     NSRange lrange = NSMakeRange(length, [self length] - length);
 649     NSRange rrange = NSMakeRange(length, [other length] - length);
 650
 651     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 652     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 653
 654     NSComparisonResult value;
 655
 656     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 657         value = NSOrderedSame;
 658     else if (lrange.location == NSNotFound)
 659         value = NSOrderedAscending;
 660     else if (rrange.location == NSNotFound)
 661         value = NSOrderedDescending;
 662     else
 663         value = NSOrderedSame;
 664
 665     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 666         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 667     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 668         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 669
 670     NSComparisonResult result = [lpath compare:rpath];
 671     return result == NSOrderedSame ? value : result;
 672 }
 673
 674 - (NSString *) stringByCachingURLWithCurrentCDN {
 675     return [self
 676         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 677         withString:@"://cache.cydia.saurik.com/"
 678     ];
 679 }
 680
 681 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 682     return [(id)CFURLCreateStringByAddingPercentEscapes(
 683         kCFAllocatorDefault,
 684         (CFStringRef) self,
 685         NULL,
 686         CFSTR(";/?:@&=+$,"),
 687         kCFStringEncodingUTF8
 688     ) autorelease];
 689 }
 690
 691 @end
 692 /* }}} */
 693
 694 /* C++ NSString Wrapper Cache {{{ */
 695 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 696     return size == 0 ? NULL :
 697         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 698         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 699 }
 700
 701 static _finline CFStringRef CYStringCreate(const char *data) {
 702     return CYStringCreate(data, strlen(data));
 703 }
 704
 705 class CYString {
 706   private:
 707     char *data_;
 708     size_t size_;
 709     CFStringRef cache_;
 710
 711     _finline void clear_() {
 712         if (cache_ != NULL) {
 713             CFRelease(cache_);
 714             cache_ = NULL;
 715         }
 716     }
 717
 718   public:
 719     _finline bool empty() const {
 720         return size_ == 0;
 721     }
 722
 723     _finline size_t size() const {
 724         return size_;
 725     }
 726
 727     _finline char *data() const {
 728         return data_;
 729     }
 730
 731     _finline void clear() {
 732         size_ = 0;
 733         clear_();
 734     }
 735
 736     _finline CYString() :
 737         data_(0),
 738         size_(0),
 739         cache_(NULL)
 740     {
 741     }
 742
 743     _finline ~CYString() {
 744         clear_();
 745     }
 746
 747     void operator =(const CYString &rhs) {
 748         data_ = rhs.data_;
 749         size_ = rhs.size_;
 750
 751         if (rhs.cache_ == nil)
 752             cache_ = NULL;
 753         else
 754             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 755     }
 756
 757     void copy(apr_pool_t *pool) {
 758         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 759         memcpy(temp, data_, size_);
 760         temp[size_] = '\0';
 761         data_ = temp;
 762     }
 763
 764     void set(apr_pool_t *pool, const char *data, size_t size) {
 765         if (size == 0)
 766             clear();
 767         else {
 768             clear_();
 769
 770             data_ = const_cast<char *>(data);
 771             size_ = size;
 772
 773             if (pool != NULL)
 774                 copy(pool);
 775         }
 776     }
 777
 778     _finline void set(apr_pool_t *pool, const char *data) {
 779         set(pool, data, data == NULL ? 0 : strlen(data));
 780     }
 781
 782     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 783         set(pool, rhs.data(), rhs.size());
 784     }
 785
 786     bool operator ==(const CYString &rhs) const {
 787         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 788     }
 789
 790     _finline operator CFStringRef() {
 791         if (cache_ == NULL)
 792             cache_ = CYStringCreate(data_, size_);
 793         return cache_;
 794     }
 795
 796     _finline operator id() {
 797         return (NSString *) static_cast<CFStringRef>(*this);
 798     }
 799
 800     _finline operator const char *() {
 801         return reinterpret_cast<const char *>(data_);
 802     }
 803 };
 804 /* }}} */
 805 /* C++ NSString Algorithm Adapters {{{ */
 806 extern "C" {
 807     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 808 }
 809
 810 struct NSStringMapHash :
 811     std::unary_function<NSString *, size_t>
 812 {
 813     _finline size_t operator ()(NSString *value) const {
 814         return CFStringHashNSString((CFStringRef) value);
 815     }
 816 };
 817
 818 struct NSStringMapLess :
 819     std::binary_function<NSString *, NSString *, bool>
 820 {
 821     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 822         return [lhs compare:rhs] == NSOrderedAscending;
 823     }
 824 };
 825
 826 struct NSStringMapEqual :
 827     std::binary_function<NSString *, NSString *, bool>
 828 {
 829     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 830         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 831         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 832         //[lhs isEqualToString:rhs];
 833     }
 834 };
 835 /* }}} */
 836
 837 /* Perl-Compatible RegEx {{{ */
 838 class Pcre {
 839   private:
 840     pcre *code_;
 841     pcre_extra *study_;
 842     int capture_;
 843     int *matches_;
 844     const char *data_;
 845
 846   public:
 847     Pcre() :
 848         code_(NULL),
 849         study_(NULL)
 850     {
 851     }
 852
 853     Pcre(const char *regex) :
 854         code_(NULL),
 855         study_(NULL)
 856     {
 857         this->operator =(regex);
 858     }
 859
 860     void operator =(const char *regex) {
 861         _assert(code_ == NULL);
 862
 863         const char *error;
 864         int offset;
 865         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 866
 867         if (code_ == NULL) {
 868             lprintf("%d:%s\n", offset, error);
 869             _assert(false);
 870         }
 871
 872         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 873         matches_ = new int[(capture_ + 1) * 3];
 874     }
 875
 876     ~Pcre() {
 877         pcre_free(code_);
 878         delete matches_;
 879     }
 880
 881     NSString *operator [](size_t match) {
 882         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 883     }
 884
 885     bool operator ()(NSString *data) {
 886         // XXX: length is for characters, not for bytes
 887         return operator ()([data UTF8String], [data length]);
 888     }
 889
 890     bool operator ()(const char *data, size_t size) {
 891         data_ = data;
 892         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 893     }
 894
 895     _finline size_t size() const {
 896         return capture_;
 897     }
 898 };
 899 /* }}} */
 900 /* Mime Addresses {{{ */
 901 @interface Address : NSObject {
 902     NSString *name_;
 903     NSString *address_;
 904 }
 905
 906 - (NSString *) name;
 907 - (NSString *) address;
 908
 909 - (void) setAddress:(NSString *)address;
 910
 911 + (Address *) addressWithString:(NSString *)string;
 912 - (Address *) initWithString:(NSString *)string;
 913
 914 @end
 915
 916 @implementation Address
 917
 918 - (void) dealloc {
 919     [name_ release];
 920     if (address_ != nil)
 921         [address_ release];
 922     [super dealloc];
 923 }
 924
 925 - (NSString *) name {
 926     return name_;
 927 }
 928
 929 - (NSString *) address {
 930     return address_;
 931 }
 932
 933 - (void) setAddress:(NSString *)address {
 934     if (address_ != nil)
 935         [address_ autorelease];
 936     if (address == nil)
 937         address_ = nil;
 938     else
 939         address_ = [address retain];
 940 }
 941
 942 + (Address *) addressWithString:(NSString *)string {
 943     return [[[Address alloc] initWithString:string] autorelease];
 944 }
 945
 946 + (NSArray *) _attributeKeys {
 947     return [NSArray arrayWithObjects:
 948         @"address",
 949         @"name",
 950     nil];
 951 }
 952
 953 - (NSArray *) attributeKeys {
 954     return [[self class] _attributeKeys];
 955 }
 956
 957 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 958     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 959 }
 960
 961 - (Address *) initWithString:(NSString *)string {
 962     if ((self = [super init]) != nil) {
 963         const char *data = [string UTF8String];
 964         size_t size = [string length];
 965
 966         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 967
 968         if (address_r(data, size)) {
 969             name_ = [address_r[1] retain];
 970             address_ = [address_r[2] retain];
 971         } else {
 972             name_ = [string retain];
 973             address_ = nil;
 974         }
 975     } return self;
 976 }
 977
 978 @end
 979 /* }}} */
 980 /* CoreGraphics Primitives {{{ */
 981 class CYColor {
 982   private:
 983     CGColorRef color_;
 984
 985     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 986         CGFloat color[] = {red, green, blue, alpha};
 987         return CGColorCreate(space, color);
 988     }
 989
 990   public:
 991     CYColor() :
 992         color_(NULL)
 993     {
 994     }
 995
 996     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 997         color_(Create_(space, red, green, blue, alpha))
 998     {
 999         Set(space, red, green, blue, alpha);
1000     }
1001
1002     void Clear() {
1003         if (color_ != NULL)
1004             CGColorRelease(color_);
1005     }
1006
1007     ~CYColor() {
1008         Clear();
1009     }
1010
1011     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1012         Clear();
1013         color_ = Create_(space, red, green, blue, alpha);
1014     }
1015
1016     operator CGColorRef() {
1017         return color_;
1018     }
1019 };
1020 /* }}} */
1021
1022 /* Random Global Variables {{{ */
1023 static const int PulseInterval_ = 50000;
1024
1025 static const NSString *UI_;
1026
1027 static int Finish_;
1028 static bool RestartSubstrate_;
1029 static NSArray *Finishes_;
1030
1031 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1032 #define NotifyConfig_ "/etc/notify.conf"
1033
1034 static bool Queuing_;
1035
1036 static CYColor Blue_;
1037 static CYColor Blueish_;
1038 static CYColor Black_;
1039 static CYColor Off_;
1040 static CYColor White_;
1041 static CYColor Gray_;
1042 static CYColor Green_;
1043 static CYColor Purple_;
1044 static CYColor Purplish_;
1045
1046 static UIColor *InstallingColor_;
1047 static UIColor *RemovingColor_;
1048
1049 static NSString *App_;
1050
1051 static BOOL Advanced_;
1052 static BOOL Ignored_;
1053
1054 static UIFont *Font12_;
1055 static UIFont *Font12Bold_;
1056 static UIFont *Font14_;
1057 static UIFont *Font18Bold_;
1058 static UIFont *Font22Bold_;
1059
1060 static const char *Machine_ = NULL;
1061 static NSString *System_ = nil;
1062 static NSString *SerialNumber_ = nil;
1063 static NSString *ChipID_ = nil;
1064 static _H<NSString> Token_;
1065 static NSString *UniqueID_ = nil;
1066 static NSString *PLMN_ = nil;
1067 static NSString *Build_ = nil;
1068 static NSString *Product_ = nil;
1069 static NSString *Safari_ = nil;
1070
1071 static CFLocaleRef Locale_;
1072 static NSArray *Languages_;
1073 static CGColorSpaceRef space_;
1074
1075 static NSDictionary *SectionMap_;
1076 static NSMutableDictionary *Metadata_;
1077 static _transient NSMutableDictionary *Settings_;
1078 static _transient NSString *Role_;
1079 static _transient NSMutableDictionary *Packages_;
1080 static _transient NSMutableDictionary *Sections_;
1081 static _transient NSMutableDictionary *Sources_;
1082 static bool Changed_;
1083 static time_t now_;
1084
1085 bool IsWildcat_;
1086 static CGFloat ScreenScale_;
1087 static NSString *Idiom_;
1088
1089 static NSMutableSet *BridgedHosts_;
1090 static NSMutableSet *PipelinedHosts_;
1091
1092 static NSString *kCydiaProgressEventTypeError = @"Error";
1093 static NSString *kCydiaProgressEventTypeInformation = @"Information";
1094 static NSString *kCydiaProgressEventTypeStatus = @"Status";
1095 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
1096 /* }}} */
1097
1098 /* Display Helpers {{{ */
1099 inline float Interpolate(float begin, float end, float fraction) {
1100     return (end - begin) * fraction + begin;
1101 }
1102
1103 static _finline const char *StripVersion_(const char *version) {
1104     const char *colon(strchr(version, ':'));
1105     return colon == NULL ? version : colon + 1;
1106 }
1107
1108 NSString *LocalizeSection(NSString *section) {
1109     static Pcre title_r("^(.*?) \\((.*)\\)$");
1110     if (title_r(section)) {
1111         NSString *parent(title_r[1]);
1112         NSString *child(title_r[2]);
1113
1114         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1115             LocalizeSection(parent),
1116             LocalizeSection(child)
1117         ];
1118     }
1119
1120     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1121 }
1122
1123 NSString *Simplify(NSString *title) {
1124     const char *data = [title UTF8String];
1125     size_t size = [title length];
1126
1127     static Pcre square_r("^\\[(.*)\\]$");
1128     if (square_r(data, size))
1129         return Simplify(square_r[1]);
1130
1131     static Pcre paren_r("^\\((.*)\\)$");
1132     if (paren_r(data, size))
1133         return Simplify(paren_r[1]);
1134
1135     static Pcre title_r("^(.*?) \\((.*)\\)$");
1136     if (title_r(data, size))
1137         return Simplify(title_r[1]);
1138
1139     return title;
1140 }
1141 /* }}} */
1142
1143 NSString *GetLastUpdate() {
1144     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1145
1146     if (update == nil)
1147         return UCLocalize("NEVER_OR_UNKNOWN");
1148
1149     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1150     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1151
1152     CFRelease(formatter);
1153
1154     return [(NSString *) formatted autorelease];
1155 }
1156
1157 bool isSectionVisible(NSString *section) {
1158     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1159     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1160     return hidden == nil || ![hidden boolValue];
1161 }
1162
1163 @class Cydia;
1164
1165 /* Delegate Prototypes {{{ */
1166 @class Package;
1167 @class Source;
1168 @class CydiaProgressEvent;
1169
1170 @protocol DatabaseDelegate
1171 - (void) repairWithSelector:(SEL)selector;
1172 - (void) setConfigurationData:(NSString *)data;
1173 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1174 @end
1175
1176 @class CYPackageController;
1177
1178 @protocol CydiaDelegate
1179 - (void) retainNetworkActivityIndicator;
1180 - (void) releaseNetworkActivityIndicator;
1181 - (void) clearPackage:(Package *)package;
1182 - (void) installPackage:(Package *)package;
1183 - (void) installPackages:(NSArray *)packages;
1184 - (void) removePackage:(Package *)package;
1185 - (void) beginUpdate;
1186 - (BOOL) updating;
1187 - (void) distUpgrade;
1188 - (void) loadData;
1189 - (void) updateData;
1190 - (void) syncData;
1191 - (void) addTrivialSource:(NSString *)href;
1192 - (void) showSettings;
1193 - (UIProgressHUD *) addProgressHUD;
1194 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1195 - (CYViewController *) pageForPackage:(NSString *)name;
1196 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1197 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1198 @end
1199 /* }}} */
1200
1201 /* ProgressEvent Interface/Delegate {{{ */
1202 @interface CydiaProgressEvent : NSObject {
1203     _H<NSString> message_;
1204     _H<NSString> type_;
1205
1206     _H<NSArray> item_;
1207     _H<NSString> package_;
1208     _H<NSString> url_;
1209     _H<NSString> version_;
1210 }
1211
1212 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1213 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1214 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1215
1216 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1217
1218 - (NSString *) message;
1219 - (NSString *) type;
1220
1221 - (NSArray *) item;
1222 - (NSString *) package;
1223 - (NSString *) url;
1224 - (NSString *) version;
1225
1226 - (void) setItem:(NSArray *)item;
1227 - (void) setPackage:(NSString *)package;
1228 - (void) setURL:(NSString *)url;
1229 - (void) setVersion:(NSString *)version;
1230
1231 - (NSString *) compound:(NSString *)value;
1232 - (NSString *) compoundMessage;
1233 - (NSString *) compoundTitle;
1234
1235 @end
1236
1237 @protocol ProgressDelegate
1238 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1239 - (void) setProgressPercent:(NSNumber *)percent;
1240 - (void) setProgressStatus:(NSDictionary *)status;
1241 - (void) setProgressCancellable:(NSNumber *)cancellable;
1242 - (bool) isProgressCancelled;
1243 - (void) setTitle:(NSString *)title;
1244 @end
1245 /* }}} */
1246 /* Status Delegation {{{ */
1247 class Status :
1248     public pkgAcquireStatus
1249 {
1250   private:
1251     _transient NSObject<ProgressDelegate> *delegate_;
1252     bool cancelled_;
1253
1254   public:
1255     Status() :
1256         delegate_(nil),
1257         cancelled_(false)
1258     {
1259     }
1260
1261     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1262         delegate_ = delegate;
1263     }
1264
1265     NSObject<ProgressDelegate> *getDelegate() const {
1266         return delegate_;
1267     }
1268
1269     virtual bool MediaChange(std::string media, std::string drive) {
1270         return false;
1271     }
1272
1273     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1274     }
1275
1276     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1277         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1278         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1279         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1280     }
1281
1282     virtual void Done(pkgAcquire::ItemDesc &item) {
1283     }
1284
1285     virtual void Fail(pkgAcquire::ItemDesc &item) {
1286         if (
1287             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1288             item.Owner->Status == pkgAcquire::Item::StatDone
1289         )
1290             return;
1291
1292         std::string &error(item.Owner->ErrorText);
1293         if (error.empty())
1294             return;
1295
1296         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1297         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1298     }
1299
1300     virtual bool Pulse(pkgAcquire *Owner) {
1301         bool value = pkgAcquireStatus::Pulse(Owner);
1302
1303         double percent(
1304             double(CurrentBytes + CurrentItems) /
1305             double(TotalBytes + TotalItems)
1306         );
1307
1308         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1309             [NSNumber numberWithDouble:percent], @"Percent",
1310
1311             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1312             [NSNumber numberWithDouble:TotalBytes], @"Total",
1313             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1314         nil] waitUntilDone:YES];
1315
1316         if (value && ![delegate_ isProgressCancelled])
1317             return true;
1318         else {
1319             cancelled_ = true;
1320             return false;
1321         }
1322     }
1323
1324     _finline bool WasCancelled() const {
1325         return cancelled_;
1326     }
1327
1328     virtual void Start() {
1329         pkgAcquireStatus::Start();
1330         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1331     }
1332
1333     virtual void Stop() {
1334         pkgAcquireStatus::Stop();
1335         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1336         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1337     }
1338 };
1339 /* }}} */
1340 /* Database Interface {{{ */
1341 typedef std::map< unsigned long, _H<Source> > SourceMap;
1342
1343 @interface Database : NSObject {
1344     NSZone *zone_;
1345     apr_pool_t *pool_;
1346
1347     unsigned era_;
1348
1349     pkgCacheFile cache_;
1350     pkgDepCache::Policy *policy_;
1351     pkgRecords *records_;
1352     pkgProblemResolver *resolver_;
1353     pkgAcquire *fetcher_;
1354     FileFd *lock_;
1355     SPtr<pkgPackageManager> manager_;
1356     pkgSourceList *list_;
1357
1358     SourceMap sourceMap_;
1359     NSMutableArray *sourceList_;
1360
1361     CFMutableArrayRef packages_;
1362
1363     _transient NSObject<DatabaseDelegate> *delegate_;
1364     _transient NSObject<ProgressDelegate> *progress_;
1365
1366     Status status_;
1367
1368     int cydiafd_;
1369     int statusfd_;
1370     FILE *input_;
1371
1372     std::map<const char *, _H<NSString> > sections_;
1373 }
1374
1375 + (Database *) sharedInstance;
1376 - (unsigned) era;
1377
1378 - (void) _readCydia:(NSNumber *)fd;
1379 - (void) _readStatus:(NSNumber *)fd;
1380 - (void) _readOutput:(NSNumber *)fd;
1381
1382 - (FILE *) input;
1383
1384 - (Package *) packageWithName:(NSString *)name;
1385
1386 - (pkgCacheFile &) cache;
1387 - (pkgDepCache::Policy *) policy;
1388 - (pkgRecords *) records;
1389 - (pkgProblemResolver *) resolver;
1390 - (pkgAcquire &) fetcher;
1391 - (pkgSourceList &) list;
1392 - (NSArray *) packages;
1393 - (NSArray *) sources;
1394 - (Source *) sourceWithKey:(NSString *)key;
1395 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1396
1397 - (void) configure;
1398 - (bool) prepare;
1399 - (void) perform;
1400 - (bool) upgrade;
1401 - (void) update;
1402
1403 - (void) updateWithStatus:(Status &)status;
1404
1405 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1406
1407 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1408 - (NSObject<ProgressDelegate> *) progressDelegate;
1409
1410 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1411
1412 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1413
1414 @end
1415 /* }}} */
1416 /* ProgressEvent Implementation {{{ */
1417 @implementation CydiaProgressEvent
1418
1419 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1420     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1421 }
1422
1423 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1424     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1425     [event setPackage:package];
1426     return event;
1427 }
1428
1429 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1430     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1431
1432     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1433     NSArray *fields([description componentsSeparatedByString:@" "]);
1434     [event setItem:fields];
1435
1436     if ([fields count] > 3) {
1437         [event setPackage:[fields objectAtIndex:2]];
1438         [event setVersion:[fields objectAtIndex:3]];
1439     }
1440
1441     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1442
1443     return event;
1444 }
1445
1446 + (NSArray *) _attributeKeys {
1447     return [NSArray arrayWithObjects:
1448         @"item",
1449         @"message",
1450         @"package",
1451         @"type",
1452         @"url",
1453         @"version",
1454     nil];
1455 }
1456
1457 - (NSArray *) attributeKeys {
1458     return [[self class] _attributeKeys];
1459 }
1460
1461 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1462     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1463 }
1464
1465 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1466     if ((self = [super init]) != nil) {
1467         message_ = message;
1468         type_ = type;
1469     } return self;
1470 }
1471
1472 - (NSString *) message {
1473     return message_;
1474 }
1475
1476 - (NSString *) type {
1477     return type_;
1478 }
1479
1480 - (NSArray *) item {
1481     return (id) item_ ?: [NSNull null];
1482 }
1483
1484 - (void) setItem:(NSArray *)item {
1485     item_ = item;
1486 }
1487
1488 - (NSString *) package {
1489     return (id) package_ ?: [NSNull null];
1490 }
1491
1492 - (void) setPackage:(NSString *)package {
1493     package_ = package;
1494 }
1495
1496 - (NSString *) url {
1497     return (id) url_ ?: [NSNull null];
1498 }
1499
1500 - (void) setURL:(NSString *)url {
1501     url_ = url;
1502 }
1503
1504 - (void) setVersion:(NSString *)version {
1505     version_ = version;
1506 }
1507
1508 - (NSString *) version {
1509     return (id) version_ ?: [NSNull null];
1510 }
1511
1512 - (NSString *) compound:(NSString *)value {
1513     if (value != nil) {
1514         NSString *mode(nil); {
1515             NSString *type([self type]);
1516             if ([type isEqualToString:kCydiaProgressEventTypeError])
1517                 mode = UCLocalize("ERROR");
1518             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1519                 mode = UCLocalize("WARNING");
1520         }
1521
1522         if (mode != nil)
1523             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1524     }
1525
1526     return value;
1527 }
1528
1529 - (NSString *) compoundMessage {
1530     return [self compound:[self message]];
1531 }
1532
1533 - (NSString *) compoundTitle {
1534     NSString *title;
1535
1536     if (package_ == nil)
1537         title = nil;
1538     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1539         title = [package name];
1540     else
1541         title = package_;
1542
1543     return [self compound:title];
1544 }
1545
1546 @end
1547 /* }}} */
1548
1549 // Cytore Definitions {{{
1550 struct PackageValue :
1551     Cytore::Block
1552 {
1553     Cytore::Offset<PackageValue> next_;
1554
1555     uint32_t index_ : 23;
1556     uint32_t subscribed_ : 1;
1557     uint32_t : 8;
1558
1559     int32_t first_;
1560     int32_t last_;
1561
1562     uint16_t vhash_;
1563     uint16_t nhash_;
1564
1565     char version_[8];
1566     char name_[];
1567 };
1568
1569 struct MetaValue :
1570     Cytore::Block
1571 {
1572     uint32_t active_;
1573     Cytore::Offset<PackageValue> packages_[1 << 16];
1574 };
1575
1576 static Cytore::File<MetaValue> MetaFile_;
1577 // }}}
1578 // Cytore Helper Functions {{{
1579 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1580     SplitHash nhash = { hashlittle(name, length) };
1581
1582     PackageValue *metadata;
1583
1584     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1585     offset: if (offset->IsNull()) {
1586         *offset = MetaFile_.New<PackageValue>(length + 1);
1587         metadata = &MetaFile_.Get(*offset);
1588
1589         if (metadata == NULL) {
1590             if (fail != NULL)
1591                 *fail = true;
1592
1593             metadata = new PackageValue();
1594             memset(metadata, 0, sizeof(*metadata));
1595         }
1596
1597         memcpy(metadata->name_, name, length + 1);
1598         metadata->nhash_ = nhash.u16[1];
1599     } else {
1600         metadata = &MetaFile_.Get(*offset);
1601
1602         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1603             offset = &metadata->next_;
1604             goto offset;
1605         }
1606     }
1607
1608     return metadata;
1609 }
1610
1611 static void PackageImport(const void *key, const void *value, void *context) {
1612     bool &fail(*reinterpret_cast<bool *>(context));
1613
1614     char buffer[1024];
1615     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1616         NSLog(@"failed to import package %@", key);
1617         return;
1618     }
1619
1620     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1621     NSDictionary *package((NSDictionary *) value);
1622
1623     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1624         if ([subscribed boolValue] && !metadata->subscribed_)
1625             metadata->subscribed_ = true;
1626
1627     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1628         time_t time([date timeIntervalSince1970]);
1629         if (metadata->first_ > time || metadata->first_ == 0)
1630             metadata->first_ = time;
1631     }
1632
1633     NSDate *date([package objectForKey:@"LastSeen"]);
1634     NSString *version([package objectForKey:@"LastVersion"]);
1635
1636     if (date != nil && version != nil) {
1637         time_t time([date timeIntervalSince1970]);
1638         if (metadata->last_ < time || metadata->last_ == 0)
1639             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1640                 size_t length(strlen(buffer));
1641                 uint16_t vhash(hashlittle(buffer, length));
1642
1643                 size_t capped(std::min<size_t>(8, length));
1644                 char *latest(buffer + length - capped);
1645
1646                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1647                 metadata->vhash_ = vhash;
1648
1649                 metadata->last_ = time;
1650             }
1651     }
1652 }
1653 // }}}
1654
1655 /* Source Class {{{ */
1656 @interface Source : NSObject {
1657     CYString depiction_;
1658     CYString description_;
1659     CYString label_;
1660     CYString origin_;
1661     CYString support_;
1662
1663     CYString uri_;
1664     CYString distribution_;
1665     CYString type_;
1666     CYString version_;
1667
1668     _H<NSString> host_;
1669     _H<NSString> authority_;
1670
1671     CYString defaultIcon_;
1672
1673     _H<NSDictionary> record_;
1674     BOOL trusted_;
1675 }
1676
1677 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1678
1679 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1680
1681 - (NSString *) depictionForPackage:(NSString *)package;
1682 - (NSString *) supportForPackage:(NSString *)package;
1683
1684 - (NSDictionary *) record;
1685 - (BOOL) trusted;
1686
1687 - (NSString *) uri;
1688 - (NSString *) distribution;
1689 - (NSString *) type;
1690 - (NSString *) key;
1691 - (NSString *) host;
1692
1693 - (NSString *) name;
1694 - (NSString *) description;
1695 - (NSString *) label;
1696 - (NSString *) origin;
1697 - (NSString *) version;
1698
1699 - (NSString *) defaultIcon;
1700
1701 @end
1702
1703 @implementation Source
1704
1705 - (void) _clear {
1706     uri_.clear();
1707     distribution_.clear();
1708     type_.clear();
1709
1710     description_.clear();
1711     label_.clear();
1712     origin_.clear();
1713     depiction_.clear();
1714     support_.clear();
1715     version_.clear();
1716     defaultIcon_.clear();
1717
1718     record_ = nil;
1719     host_ = nil;
1720     authority_ = nil;
1721 }
1722
1723 - (void) dealloc {
1724     // XXX: this is a very inefficient way to call these deconstructors
1725     [self _clear];
1726     [super dealloc];
1727 }
1728
1729 + (NSArray *) _attributeKeys {
1730     return [NSArray arrayWithObjects:
1731         @"description",
1732         @"distribution",
1733         @"host",
1734         @"key",
1735         @"label",
1736         @"name",
1737         @"origin",
1738         @"trusted",
1739         @"type",
1740         @"uri",
1741         @"version",
1742     nil];
1743 }
1744
1745 - (NSArray *) attributeKeys {
1746     return [[self class] _attributeKeys];
1747 }
1748
1749 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1750     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1751 }
1752
1753 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1754     [self _clear];
1755
1756     trusted_ = index->IsTrusted();
1757
1758     uri_.set(pool, index->GetURI());
1759     distribution_.set(pool, index->GetDist());
1760     type_.set(pool, index->GetType());
1761
1762     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1763     if (dindex != NULL) {
1764         FileFd fd;
1765         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1766             _error->Discard();
1767         else {
1768             pkgTagFile tags(&fd);
1769
1770             pkgTagSection section;
1771             tags.Step(section);
1772
1773             struct {
1774                 const char *name_;
1775                 CYString *value_;
1776             } names[] = {
1777                 {"default-icon", &defaultIcon_},
1778                 {"depiction", &depiction_},
1779                 {"description", &description_},
1780                 {"label", &label_},
1781                 {"origin", &origin_},
1782                 {"support", &support_},
1783                 {"version", &version_},
1784             };
1785
1786             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1787                 const char *start, *end;
1788
1789                 if (section.Find(names[i].name_, start, end)) {
1790                     CYString &value(*names[i].value_);
1791                     value.set(pool, start, end - start);
1792                 }
1793             }
1794         }
1795     }
1796
1797     record_ = [Sources_ objectForKey:[self key]];
1798
1799     NSURL *url([NSURL URLWithString:uri_]);
1800
1801     host_ = [url host];
1802     if (host_ != nil)
1803         host_ = [host_ lowercaseString];
1804
1805     if (host_ != nil)
1806         // XXX: this is due to a bug in _H<>
1807         authority_ = (id) host_;
1808     else
1809         authority_ = [url path];
1810 }
1811
1812 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1813     if ((self = [super init]) != nil) {
1814         [self setMetaIndex:index inPool:pool];
1815     } return self;
1816 }
1817
1818 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1819     NSDictionary *lhr = [self record];
1820     NSDictionary *rhr = [source record];
1821
1822     if (lhr != rhr)
1823         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1824
1825     NSString *lhs = [self name];
1826     NSString *rhs = [source name];
1827
1828     if ([lhs length] != 0 && [rhs length] != 0) {
1829         unichar lhc = [lhs characterAtIndex:0];
1830         unichar rhc = [rhs characterAtIndex:0];
1831
1832         if (isalpha(lhc) && !isalpha(rhc))
1833             return NSOrderedAscending;
1834         else if (!isalpha(lhc) && isalpha(rhc))
1835             return NSOrderedDescending;
1836     }
1837
1838     return [lhs compare:rhs options:LaxCompareOptions_];
1839 }
1840
1841 - (NSString *) depictionForPackage:(NSString *)package {
1842     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1843 }
1844
1845 - (NSString *) supportForPackage:(NSString *)package {
1846     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1847 }
1848
1849 - (NSDictionary *) record {
1850     return record_;
1851 }
1852
1853 - (BOOL) trusted {
1854     return trusted_;
1855 }
1856
1857 - (NSString *) uri {
1858     return uri_;
1859 }
1860
1861 - (NSString *) distribution {
1862     return distribution_;
1863 }
1864
1865 - (NSString *) type {
1866     return type_;
1867 }
1868
1869 - (NSString *) key {
1870     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1871 }
1872
1873 - (NSString *) host {
1874     return host_;
1875 }
1876
1877 - (NSString *) name {
1878     return origin_.empty() ? (id) authority_ : origin_;
1879 }
1880
1881 - (NSString *) description {
1882     return description_;
1883 }
1884
1885 - (NSString *) label {
1886     return label_.empty() ? (id) authority_ : label_;
1887 }
1888
1889 - (NSString *) origin {
1890     return origin_;
1891 }
1892
1893 - (NSString *) version {
1894     return version_;
1895 }
1896
1897 - (NSString *) defaultIcon {
1898     return defaultIcon_;
1899 }
1900
1901 @end
1902 /* }}} */
1903 /* CydiaOperation Class {{{ */
1904 @interface CydiaOperation : NSObject {
1905     NSString *operator_;
1906     NSString *value_;
1907 }
1908
1909 - (NSString *) operator;
1910 - (NSString *) value;
1911
1912 @end
1913
1914 @implementation CydiaOperation
1915
1916 - (void) dealloc {
1917     [operator_ release];
1918     [value_ release];
1919     [super dealloc];
1920 }
1921
1922 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1923     if ((self = [super init]) != nil) {
1924         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1925         value_ = [[NSString alloc] initWithUTF8String:value];
1926     } return self;
1927 }
1928
1929 + (NSArray *) _attributeKeys {
1930     return [NSArray arrayWithObjects:
1931         @"operator",
1932         @"value",
1933     nil];
1934 }
1935
1936 - (NSArray *) attributeKeys {
1937     return [[self class] _attributeKeys];
1938 }
1939
1940 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1941     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1942 }
1943
1944 - (NSString *) operator {
1945     return operator_;
1946 }
1947
1948 - (NSString *) value {
1949     return value_;
1950 }
1951
1952 @end
1953 /* }}} */
1954 /* CydiaClause Class {{{ */
1955 @interface CydiaClause : NSObject {
1956     NSString *package_;
1957     CydiaOperation *version_;
1958 }
1959
1960 - (NSString *) package;
1961 - (CydiaOperation *) version;
1962
1963 @end
1964
1965 @implementation CydiaClause
1966
1967 - (void) dealloc {
1968     [package_ release];
1969     [version_ release];
1970     [super dealloc];
1971 }
1972
1973 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1974     if ((self = [super init]) != nil) {
1975         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1976
1977         if (const char *version = dep.TargetVer())
1978             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1979         else
1980             version_ = [[NSNull null] retain];
1981     } return self;
1982 }
1983
1984 + (NSArray *) _attributeKeys {
1985     return [NSArray arrayWithObjects:
1986         @"package",
1987         @"version",
1988     nil];
1989 }
1990
1991 - (NSArray *) attributeKeys {
1992     return [[self class] _attributeKeys];
1993 }
1994
1995 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1996     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1997 }
1998
1999 - (NSString *) package {
2000     return package_;
2001 }
2002
2003 - (CydiaOperation *) version {
2004     return version_;
2005 }
2006
2007 @end
2008 /* }}} */
2009 /* CydiaRelation Class {{{ */
2010 @interface CydiaRelation : NSObject {
2011     NSString *relationship_;
2012     NSMutableArray *clauses_;
2013 }
2014
2015 - (NSString *) relationship;
2016 - (NSArray *) clauses;
2017
2018 @end
2019
2020 @implementation CydiaRelation
2021
2022 - (void) dealloc {
2023     [relationship_ release];
2024     [clauses_ release];
2025     [super dealloc];
2026 }
2027
2028 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2029     if ((self = [super init]) != nil) {
2030         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
2031         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
2032
2033         pkgCache::DepIterator start;
2034         pkgCache::DepIterator end;
2035         dep.GlobOr(start, end); // ++dep
2036
2037         _forever {
2038             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2039
2040             // yes, seriously. (wtf?)
2041             if (start == end)
2042                 break;
2043             ++start;
2044         }
2045     } return self;
2046 }
2047
2048 + (NSArray *) _attributeKeys {
2049     return [NSArray arrayWithObjects:
2050         @"clauses",
2051         @"relationship",
2052     nil];
2053 }
2054
2055 - (NSArray *) attributeKeys {
2056     return [[self class] _attributeKeys];
2057 }
2058
2059 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2060     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2061 }
2062
2063 - (NSString *) relationship {
2064     return relationship_;
2065 }
2066
2067 - (NSArray *) clauses {
2068     return clauses_;
2069 }
2070
2071 - (void) addClause:(CydiaClause *)clause {
2072     [clauses_ addObject:clause];
2073 }
2074
2075 @end
2076 /* }}} */
2077 /* Package Class {{{ */
2078 struct ParsedPackage {
2079     CYString tagline_;
2080
2081     CYString icon_;
2082
2083     CYString depiction_;
2084     CYString homepage_;
2085
2086     CYString sponsor_;
2087     CYString author_;
2088
2089     CYString bugs_;
2090     CYString support_;
2091 };
2092
2093 @interface Package : NSObject {
2094     uint32_t era_ : 26;
2095     uint32_t role_ : 3;
2096     uint32_t essential_ : 1;
2097     uint32_t obsolete_ : 1;
2098     uint32_t ignored_ : 1;
2099
2100     apr_pool_t *pool_;
2101
2102     _transient Database *database_;
2103
2104     pkgCache::VerIterator version_;
2105     pkgCache::PkgIterator iterator_;
2106     pkgCache::VerFileIterator file_;
2107
2108     CYString id_;
2109     CYString name_;
2110
2111     CYString latest_;
2112     CYString installed_;
2113
2114     const char *section_;
2115     _transient NSString *section$_;
2116
2117     Source *source_;
2118
2119     PackageValue *metadata_;
2120     ParsedPackage *parsed_;
2121
2122     NSMutableArray *tags_;
2123 }
2124
2125 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2126 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2127
2128 - (pkgCache::PkgIterator) iterator;
2129 - (void) parse;
2130
2131 - (NSString *) section;
2132 - (NSString *) simpleSection;
2133
2134 - (NSString *) longSection;
2135 - (NSString *) shortSection;
2136
2137 - (NSString *) uri;
2138
2139 - (Address *) maintainer;
2140 - (size_t) size;
2141 - (NSString *) longDescription;
2142 - (NSString *) shortDescription;
2143 - (unichar) index;
2144
2145 - (PackageValue *) metadata;
2146 - (time_t) seen;
2147
2148 - (bool) subscribed;
2149 - (bool) setSubscribed:(bool)subscribed;
2150
2151 - (BOOL) ignored;
2152
2153 - (NSString *) latest;
2154 - (NSString *) installed;
2155 - (BOOL) uninstalled;
2156
2157 - (BOOL) valid;
2158 - (BOOL) upgradableAndEssential:(BOOL)essential;
2159 - (BOOL) essential;
2160 - (BOOL) broken;
2161 - (BOOL) unfiltered;
2162 - (BOOL) visible;
2163
2164 - (BOOL) half;
2165 - (BOOL) halfConfigured;
2166 - (BOOL) halfInstalled;
2167 - (BOOL) hasMode;
2168 - (NSString *) mode;
2169
2170 - (NSString *) id;
2171 - (NSString *) name;
2172 - (UIImage *) icon;
2173 - (NSString *) homepage;
2174 - (NSString *) depiction;
2175 - (Address *) author;
2176
2177 - (NSString *) support;
2178
2179 - (NSArray *) files;
2180 - (NSArray *) warnings;
2181 - (NSArray *) applications;
2182
2183 - (Source *) source;
2184
2185 - (BOOL) matches:(NSString *)text;
2186
2187 - (bool) hasSupportingRole;
2188 - (BOOL) hasTag:(NSString *)tag;
2189 - (NSString *) primaryPurpose;
2190 - (NSArray *) purposes;
2191 - (bool) isCommercial;
2192
2193 - (void) setIndex:(size_t)index;
2194
2195 - (CYString &) cyname;
2196
2197 - (uint32_t) compareBySection:(NSArray *)sections;
2198
2199 - (void) install;
2200 - (void) remove;
2201
2202 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2203 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2204 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2205 - (bool) isVisibleInSection:(NSString *)section;
2206 - (bool) isVisibleInSource:(Source *)source;
2207
2208 @end
2209
2210 uint32_t PackageChangesRadix(Package *self, void *) {
2211     union {
2212         uint32_t key;
2213
2214         struct {
2215             uint32_t timestamp : 30;
2216             uint32_t ignored : 1;
2217             uint32_t upgradable : 1;
2218         } bits;
2219     } value;
2220
2221     bool upgradable([self upgradableAndEssential:YES]);
2222     value.bits.upgradable = upgradable ? 1 : 0;
2223
2224     if (upgradable) {
2225         value.bits.timestamp = 0;
2226         value.bits.ignored = [self ignored] ? 0 : 1;
2227         value.bits.upgradable = 1;
2228     } else {
2229         value.bits.timestamp = [self seen] >> 2;
2230         value.bits.ignored = 0;
2231         value.bits.upgradable = 0;
2232     }
2233
2234     return _not(uint32_t) - value.key;
2235 }
2236
2237 uint32_t PackagePrefixRadix(Package *self, void *context) {
2238     size_t offset(reinterpret_cast<size_t>(context));
2239     CYString &name([self cyname]);
2240
2241     size_t size(name.size());
2242     if (size == 0)
2243         return 0;
2244     char *text(name.data());
2245
2246     size_t zeros;
2247     if (!isdigit(text[0]))
2248         zeros = 0;
2249     else {
2250         size_t digits(1);
2251         while (size != digits && isdigit(text[digits]))
2252             if (++digits == 4)
2253                 break;
2254         zeros = 4 - digits;
2255     }
2256
2257     uint8_t data[4];
2258
2259     if (offset == 0 && zeros != 0) {
2260         memset(data, '0', zeros);
2261         memcpy(data + zeros, text, 4 - zeros);
2262     } else {
2263         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2264         if (size <= offset - zeros)
2265             return 0;
2266
2267         text += offset - zeros;
2268         size -= offset - zeros;
2269
2270         if (size >= 4)
2271             memcpy(data, text, 4);
2272         else {
2273             memcpy(data, text, size);
2274             memset(data + size, 0, 4 - size);
2275         }
2276
2277         for (size_t i(0); i != 4; ++i)
2278             if (isalpha(data[i]))
2279                 data[i] |= 0x20;
2280     }
2281
2282     if (offset == 0)
2283         if (data[0] == '@')
2284             data[0] = 0x7f;
2285         else
2286             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2287
2288     /* XXX: ntohl may be more honest */
2289     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2290 }
2291
2292 CYString &(*PackageName)(Package *self, SEL sel);
2293
2294 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2295     _profile(PackageNameCompare)
2296         CYString &lhi(PackageName(lhs, @selector(cyname)));
2297         CYString &rhi(PackageName(rhs, @selector(cyname)));
2298         CFStringRef lhn(lhi), rhn(rhi);
2299
2300         if (lhn == NULL)
2301             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2302         else if (rhn == NULL)
2303             return NSOrderedDescending;
2304
2305         _profile(PackageNameCompare$NumbersLast)
2306             if (!lhi.empty() && !rhi.empty()) {
2307                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2308                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2309                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2310                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2311                     return lha ? NSOrderedAscending : NSOrderedDescending;
2312             }
2313         _end
2314
2315         CFIndex length = CFStringGetLength(lhn);
2316
2317         _profile(PackageNameCompare$Compare)
2318             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2319         _end
2320     _end
2321 }
2322
2323 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2324     return PackageNameCompare(*lhs, *rhs, context);
2325 }
2326
2327 struct PackageNameOrdering :
2328     std::binary_function<Package *, Package *, bool>
2329 {
2330     _finline bool operator ()(Package *lhs, Package *rhs) const {
2331         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2332     }
2333 };
2334
2335 @implementation Package
2336
2337 - (NSString *) description {
2338     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2339 }
2340
2341 - (void) dealloc {
2342     if (parsed_ != NULL)
2343         delete parsed_;
2344     if (source_ != nil)
2345         [source_ release];
2346     if (tags_ != nil)
2347         [tags_ release];
2348     [super dealloc];
2349 }
2350
2351 + (NSString *) webScriptNameForSelector:(SEL)selector {
2352     if (false);
2353     else if (selector == @selector(clear))
2354         return @"clear";
2355     else if (selector == @selector(getField:))
2356         return @"getField";
2357     else if (selector == @selector(hasTag:))
2358         return @"hasTag";
2359     else if (selector == @selector(install))
2360         return @"install";
2361     else if (selector == @selector(remove))
2362         return @"remove";
2363     else
2364         return nil;
2365 }
2366
2367 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2368     return [self webScriptNameForSelector:selector] == nil;
2369 }
2370
2371 + (NSArray *) _attributeKeys {
2372     return [NSArray arrayWithObjects:
2373         @"applications",
2374         @"author",
2375         @"depiction",
2376         @"essential",
2377         @"homepage",
2378         @"icon",
2379         @"id",
2380         @"installed",
2381         @"latest",
2382         @"longDescription",
2383         @"longSection",
2384         @"maintainer",
2385         @"mode",
2386         @"name",
2387         @"purposes",
2388         @"relations",
2389         @"section",
2390         @"selection",
2391         @"shortDescription",
2392         @"shortSection",
2393         @"simpleSection",
2394         @"size",
2395         @"source",
2396         @"sponsor",
2397         @"state",
2398         @"support",
2399         @"tags",
2400         @"warnings",
2401     nil];
2402 }
2403
2404 - (NSArray *) attributeKeys {
2405     return [[self class] _attributeKeys];
2406 }
2407
2408 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2409     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2410 }
2411
2412 - (NSArray *) relations {
2413 @synchronized (database_) {
2414     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2415     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2416         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2417     return relations;
2418 } }
2419
2420 - (NSString *) getField:(NSString *)name {
2421 @synchronized (database_) {
2422     if ([database_ era] != era_ || file_.end())
2423         return nil;
2424
2425     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2426
2427     const char *start, *end;
2428     if (!parser.Find([name UTF8String], start, end))
2429         return (NSString *) [NSNull null];
2430
2431     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2432 } }
2433
2434 - (void) parse {
2435     if (parsed_ != NULL)
2436         return;
2437 @synchronized (database_) {
2438     if ([database_ era] != era_ || file_.end())
2439         return;
2440
2441     ParsedPackage *parsed(new ParsedPackage);
2442     parsed_ = parsed;
2443
2444     _profile(Package$parse)
2445         pkgRecords::Parser *parser;
2446
2447         _profile(Package$parse$Lookup)
2448             parser = &[database_ records]->Lookup(file_);
2449         _end
2450
2451         CYString website;
2452
2453         _profile(Package$parse$Find)
2454             struct {
2455                 const char *name_;
2456                 CYString *value_;
2457             } names[] = {
2458                 {"icon", &parsed->icon_},
2459                 {"depiction", &parsed->depiction_},
2460                 {"homepage", &parsed->homepage_},
2461                 {"website", &website},
2462                 {"bugs", &parsed->bugs_},
2463                 {"support", &parsed->support_},
2464                 {"sponsor", &parsed->sponsor_},
2465                 {"author", &parsed->author_},
2466             };
2467
2468             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2469                 const char *start, *end;
2470
2471                 if (parser->Find(names[i].name_, start, end)) {
2472                     CYString &value(*names[i].value_);
2473                     _profile(Package$parse$Value)
2474                         value.set(pool_, start, end - start);
2475                     _end
2476                 }
2477             }
2478         _end
2479
2480         _profile(Package$parse$Tagline)
2481             const char *start, *end;
2482             if (parser->ShortDesc(start, end)) {
2483                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2484                 if (stop == NULL)
2485                     stop = end;
2486                 while (stop != start && stop[-1] == '\r')
2487                     --stop;
2488                 parsed->tagline_.set(pool_, start, stop - start);
2489             }
2490         _end
2491
2492         _profile(Package$parse$Retain)
2493             if (parsed->homepage_.empty())
2494                 parsed->homepage_ = website;
2495             if (parsed->homepage_ == parsed->depiction_)
2496                 parsed->homepage_.clear();
2497         _end
2498     _end
2499 } }
2500
2501 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2502     if ((self = [super init]) != nil) {
2503     _profile(Package$initWithVersion)
2504         pool_ = pool;
2505
2506         database_ = database;
2507         era_ = [database era];
2508
2509         version_ = version;
2510
2511         pkgCache::PkgIterator iterator(version.ParentPkg());
2512         iterator_ = iterator;
2513
2514         _profile(Package$initWithVersion$Version)
2515             if (!version_.end())
2516                 file_ = version_.FileList();
2517             else {
2518                 pkgCache &cache([database_ cache]);
2519                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2520             }
2521         _end
2522
2523         _profile(Package$initWithVersion$Cache)
2524             name_.set(NULL, iterator.Display());
2525
2526             latest_.set(NULL, StripVersion_(version_.VerStr()));
2527
2528             pkgCache::VerIterator current(iterator.CurrentVer());
2529             if (!current.end())
2530                 installed_.set(NULL, StripVersion_(current.VerStr()));
2531         _end
2532
2533         _profile(Package$initWithVersion$Tags)
2534             pkgCache::TagIterator tag(iterator.TagList());
2535             if (!tag.end()) {
2536                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2537                 do {
2538                     const char *name(tag.Name());
2539                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2540
2541                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2542                         if (strcmp(name + 6, "enduser") == 0)
2543                             role_ = 1;
2544                         else if (strcmp(name + 6, "hacker") == 0)
2545                             role_ = 2;
2546                         else if (strcmp(name + 6, "developer") == 0)
2547                             role_ = 3;
2548                         else if (strcmp(name + 6, "cydia") == 0)
2549                             role_ = 7;
2550                         else
2551                             role_ = 4;
2552                     }
2553
2554                     if (strncmp(name, "cydia::", 7) == 0) {
2555                         if (strcmp(name + 7, "essential") == 0)
2556                             essential_ = true;
2557                         else if (strcmp(name + 7, "obsolete") == 0)
2558                             obsolete_ = true;
2559                     }
2560
2561                     ++tag;
2562                 } while (!tag.end());
2563             }
2564         _end
2565
2566         _profile(Package$initWithVersion$Metadata)
2567             const char *mixed(iterator.Name());
2568             size_t size(strlen(mixed));
2569             char lower[size + 1];
2570
2571             for (size_t i(0); i != size; ++i)
2572                 lower[i] = mixed[i] | 0x20;
2573             lower[size] = '\0';
2574
2575             PackageValue *metadata(PackageFind(lower, size));
2576             metadata_ = metadata;
2577
2578             id_.set(NULL, metadata->name_, size);
2579
2580             const char *latest(version_.VerStr());
2581             size_t length(strlen(latest));
2582
2583             uint16_t vhash(hashlittle(latest, length));
2584
2585             size_t capped(std::min<size_t>(8, length));
2586             latest = latest + length - capped;
2587
2588             if (metadata->first_ == 0)
2589                 metadata->first_ = now_;
2590
2591             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2592                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2593                 metadata->vhash_ = vhash;
2594                 metadata->last_ = now_;
2595             } else if (metadata->last_ == 0)
2596                 metadata->last_ = metadata->first_;
2597         _end
2598
2599         _profile(Package$initWithVersion$Section)
2600             section_ = iterator.Section();
2601         _end
2602
2603         _profile(Package$initWithVersion$Flags)
2604             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2605             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2606         _end
2607     _end } return self;
2608 }
2609
2610 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2611     pkgCache::VerIterator version;
2612
2613     _profile(Package$packageWithIterator$GetCandidateVer)
2614         version = [database policy]->GetCandidateVer(iterator);
2615     _end
2616
2617     if (version.end())
2618         return nil;
2619
2620     Package *package;
2621
2622     _profile(Package$packageWithIterator$Allocate)
2623         package = [Package allocWithZone:zone];
2624     _end
2625
2626     _profile(Package$packageWithIterator$Initialize)
2627         package = [package
2628             initWithVersion:version
2629             withZone:zone
2630             inPool:pool
2631             database:database
2632         ];
2633     _end
2634
2635     _profile(Package$packageWithIterator$Autorelease)
2636         package = [package autorelease];
2637     _end
2638
2639     return package;
2640 }
2641
2642 - (pkgCache::PkgIterator) iterator {
2643     return iterator_;
2644 }
2645
2646 - (NSString *) section {
2647     if (section$_ == nil) {
2648         if (section_ == NULL)
2649             return nil;
2650
2651         _profile(Package$section$mappedSectionForPointer)
2652             section$_ = [database_ mappedSectionForPointer:section_];
2653         _end
2654     } return section$_;
2655 }
2656
2657 - (NSString *) simpleSection {
2658     if (NSString *section = [self section])
2659         return Simplify(section);
2660     else
2661         return nil;
2662 }
2663
2664 - (NSString *) longSection {
2665     return LocalizeSection([self section]);
2666 }
2667
2668 - (NSString *) shortSection {
2669     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2670 }
2671
2672 - (NSString *) uri {
2673     return nil;
2674 #if 0
2675     pkgIndexFile *index;
2676     pkgCache::PkgFileIterator file(file_.File());
2677     if (![database_ list].FindIndex(file, index))
2678         return nil;
2679     return [NSString stringWithUTF8String:iterator_->Path];
2680     //return [NSString stringWithUTF8String:file.Site()];
2681     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2682 #endif
2683 }
2684
2685 - (Address *) maintainer {
2686 @synchronized (database_) {
2687     if ([database_ era] != era_ || file_.end())
2688         return nil;
2689
2690     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2691     const std::string &maintainer(parser->Maintainer());
2692     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2693 } }
2694
2695 - (size_t) size {
2696 @synchronized (database_) {
2697     if ([database_ era] != era_ || version_.end())
2698         return 0;
2699
2700     return version_->InstalledSize;
2701 } }
2702
2703 - (NSString *) longDescription {
2704 @synchronized (database_) {
2705     if ([database_ era] != era_ || file_.end())
2706         return nil;
2707
2708     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2709     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2710
2711     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2712     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2713     if ([lines count] < 2)
2714         return nil;
2715
2716     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2717     for (size_t i(1), e([lines count]); i != e; ++i) {
2718         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2719         [trimmed addObject:trim];
2720     }
2721
2722     return [trimmed componentsJoinedByString:@"\n"];
2723 } }
2724
2725 - (NSString *) shortDescription {
2726     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2727 }
2728
2729 - (unichar) index {
2730     _profile(Package$index)
2731         CFStringRef name((CFStringRef) [self name]);
2732         if (CFStringGetLength(name) == 0)
2733             return '#';
2734         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2735         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2736             return '#';
2737         return toupper(character);
2738     _end
2739 }
2740
2741 - (PackageValue *) metadata {
2742     return metadata_;
2743 }
2744
2745 - (time_t) seen {
2746     PackageValue *metadata([self metadata]);
2747     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2748 }
2749
2750 - (bool) subscribed {
2751     return [self metadata]->subscribed_;
2752 }
2753
2754 - (bool) setSubscribed:(bool)subscribed {
2755     PackageValue *metadata([self metadata]);
2756     if (metadata->subscribed_ == subscribed)
2757         return false;
2758     metadata->subscribed_ = subscribed;
2759     return true;
2760 }
2761
2762 - (BOOL) ignored {
2763     return ignored_;
2764 }
2765
2766 - (NSString *) latest {
2767     return latest_;
2768 }
2769
2770 - (NSString *) installed {
2771     return installed_;
2772 }
2773
2774 - (BOOL) uninstalled {
2775     return installed_.empty();
2776 }
2777
2778 - (BOOL) valid {
2779     return !version_.end();
2780 }
2781
2782 - (BOOL) upgradableAndEssential:(BOOL)essential {
2783     _profile(Package$upgradableAndEssential)
2784         pkgCache::VerIterator current(iterator_.CurrentVer());
2785         if (current.end())
2786             return essential && essential_;
2787         else
2788             return !version_.end() && version_ != current;
2789     _end
2790 }
2791
2792 - (BOOL) essential {
2793     return essential_;
2794 }
2795
2796 - (BOOL) broken {
2797     return [database_ cache][iterator_].InstBroken();
2798 }
2799
2800 - (BOOL) unfiltered {
2801     _profile(Package$unfiltered$obsolete)
2802         if (_unlikely(obsolete_))
2803             return false;
2804     _end
2805
2806     _profile(Package$unfiltered$hasSupportingRole)
2807         if (_unlikely(![self hasSupportingRole]))
2808             return false;
2809     _end
2810
2811     return true;
2812 }
2813
2814 - (BOOL) visible {
2815     if (![self unfiltered])
2816         return false;
2817
2818     NSString *section;
2819
2820     _profile(Package$visible$section)
2821         section = [self section];
2822     _end
2823
2824     _profile(Package$visible$isSectionVisible)
2825         if (!isSectionVisible(section))
2826             return false;
2827     _end
2828
2829     return true;
2830 }
2831
2832 - (BOOL) half {
2833     unsigned char current(iterator_->CurrentState);
2834     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2835 }
2836
2837 - (BOOL) halfConfigured {
2838     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2839 }
2840
2841 - (BOOL) halfInstalled {
2842     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2843 }
2844
2845 - (BOOL) hasMode {
2846     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2847     return state.Mode != pkgDepCache::ModeKeep;
2848 }
2849
2850 - (NSString *) mode {
2851     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2852
2853     switch (state.Mode) {
2854         case pkgDepCache::ModeDelete:
2855             if ((state.iFlags & pkgDepCache::Purge) != 0)
2856                 return @"PURGE";
2857             else
2858                 return @"REMOVE";
2859         case pkgDepCache::ModeKeep:
2860             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2861                 return @"REINSTALL";
2862             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2863                 return nil;*/
2864             else
2865                 return nil;
2866         case pkgDepCache::ModeInstall:
2867             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2868                 return @"REINSTALL";
2869             else*/ switch (state.Status) {
2870                 case -1:
2871                     return @"DOWNGRADE";
2872                 case 0:
2873                     return @"INSTALL";
2874                 case 1:
2875                     return @"UPGRADE";
2876                 case 2:
2877                     return @"NEW_INSTALL";
2878                 _nodefault
2879             }
2880         _nodefault
2881     }
2882 }
2883
2884 - (NSString *) id {
2885     return id_;
2886 }
2887
2888 - (NSString *) name {
2889     return name_.empty() ? id_ : name_;
2890 }
2891
2892 - (UIImage *) icon {
2893     NSString *section = [self simpleSection];
2894
2895     UIImage *icon(nil);
2896     if (parsed_ != NULL)
2897         if (NSString *href = parsed_->icon_)
2898             if ([href hasPrefix:@"file:///"])
2899                 // XXX: correct escaping
2900                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2901     if (icon == nil) if (section != nil)
2902         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2903     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2904         if ([dicon hasPrefix:@"file:///"])
2905             // XXX: correct escaping
2906             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2907     if (icon == nil)
2908         icon = [UIImage applicationImageNamed:@"unknown.png"];
2909     return icon;
2910 }
2911
2912 - (NSString *) homepage {
2913     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2914 }
2915
2916 - (NSString *) depiction {
2917     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2918 }
2919
2920 - (Address *) sponsor {
2921     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2922 }
2923
2924 - (Address *) author {
2925     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2926 }
2927
2928 - (NSString *) support {
2929     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2930 }
2931
2932 - (NSArray *) files {
2933     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2934     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2935
2936     std::ifstream fin;
2937     fin.open([path UTF8String]);
2938     if (!fin.is_open())
2939         return nil;
2940
2941     std::string line;
2942     while (std::getline(fin, line))
2943         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2944
2945     return files;
2946 }
2947
2948 - (NSString *) state {
2949 @synchronized (database_) {
2950     if ([database_ era] != era_ || file_.end())
2951         return nil;
2952
2953     switch (iterator_->CurrentState) {
2954         case pkgCache::State::NotInstalled:
2955             return @"NotInstalled";
2956         case pkgCache::State::UnPacked:
2957             return @"UnPacked";
2958         case pkgCache::State::HalfConfigured:
2959             return @"HalfConfigured";
2960         case pkgCache::State::HalfInstalled:
2961             return @"HalfInstalled";
2962         case pkgCache::State::ConfigFiles:
2963             return @"ConfigFiles";
2964         case pkgCache::State::Installed:
2965             return @"Installed";
2966         case pkgCache::State::TriggersAwaited:
2967             return @"TriggersAwaited";
2968         case pkgCache::State::TriggersPending:
2969             return @"TriggersPending";
2970     }
2971
2972     return (NSString *) [NSNull null];
2973 } }
2974
2975 - (NSString *) selection {
2976 @synchronized (database_) {
2977     if ([database_ era] != era_ || file_.end())
2978         return nil;
2979
2980     switch (iterator_->SelectedState) {
2981         case pkgCache::State::Unknown:
2982             return @"Unknown";
2983         case pkgCache::State::Install:
2984             return @"Install";
2985         case pkgCache::State::Hold:
2986             return @"Hold";
2987         case pkgCache::State::DeInstall:
2988             return @"DeInstall";
2989         case pkgCache::State::Purge:
2990             return @"Purge";
2991     }
2992
2993     return (NSString *) [NSNull null];
2994 } }
2995
2996 - (NSArray *) warnings {
2997     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2998     const char *name(iterator_.Name());
2999
3000     size_t length(strlen(name));
3001     if (length < 2) invalid:
3002         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3003     else for (size_t i(0); i != length; ++i)
3004         if (
3005             /* XXX: technically this is not allowed */
3006             (name[i] < 'A' || name[i] > 'Z') &&
3007             (name[i] < 'a' || name[i] > 'z') &&
3008             (name[i] < '0' || name[i] > '9') &&
3009             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3010         ) goto invalid;
3011
3012     if (strcmp(name, "cydia") != 0) {
3013         bool cydia = false;
3014         bool user = false;
3015         bool _private = false;
3016         bool stash = false;
3017
3018         bool repository = [[self section] isEqualToString:@"Repositories"];
3019
3020         if (NSArray *files = [self files])
3021             for (NSString *file in files)
3022                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3023                     cydia = true;
3024                 else if (!user && [file isEqualToString:@"/User"])
3025                     user = true;
3026                 else if (!_private && [file isEqualToString:@"/private"])
3027                     _private = true;
3028                 else if (!stash && [file isEqualToString:@"/var/stash"])
3029                     stash = true;
3030
3031         /* XXX: this is not sensitive enough. only some folders are valid. */
3032         if (cydia && !repository)
3033             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3034         if (user)
3035             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3036         if (_private)
3037             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3038         if (stash)
3039             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3040     }
3041
3042     return [warnings count] == 0 ? nil : warnings;
3043 }
3044
3045 - (NSArray *) applications {
3046     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3047
3048     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3049
3050     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
3051     if (NSArray *files = [self files])
3052         for (NSString *file in files)
3053             if (application_r(file)) {
3054                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3055                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3056                 if ([id isEqualToString:me])
3057                     continue;
3058
3059                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3060                 if (display == nil)
3061                     display = application_r[1];
3062
3063                 NSString *bundle([file stringByDeletingLastPathComponent]);
3064                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3065                 if (icon == nil || [icon length] == 0)
3066                     icon = @"icon.png";
3067                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3068
3069                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3070                 [applications addObject:application];
3071
3072                 [application addObject:id];
3073                 [application addObject:display];
3074                 [application addObject:url];
3075             }
3076
3077     return [applications count] == 0 ? nil : applications;
3078 }
3079
3080 - (Source *) source {
3081     if (source_ == nil) {
3082         @synchronized (database_) {
3083             if ([database_ era] != era_ || file_.end())
3084                 source_ = (Source *) [NSNull null];
3085             else
3086                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3087         }
3088     }
3089
3090     return source_ == (Source *) [NSNull null] ? nil : source_;
3091 }
3092
3093 - (BOOL) matches:(NSString *)text {
3094     if (text == nil)
3095         return NO;
3096
3097     NSRange range;
3098
3099     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3100     if (range.location != NSNotFound)
3101         return YES;
3102
3103     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3104     if (range.location != NSNotFound)
3105         return YES;
3106
3107     [self parse];
3108
3109     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3110     if (range.location != NSNotFound)
3111         return YES;
3112
3113     return NO;
3114 }
3115
3116 - (bool) hasSupportingRole {
3117     if (role_ == 0)
3118         return true;
3119     if (role_ == 1)
3120         return true;
3121     if ([Role_ isEqualToString:@"User"])
3122         return false;
3123     if (role_ == 2)
3124         return true;
3125     if ([Role_ isEqualToString:@"Hacker"])
3126         return false;
3127     if (role_ == 3)
3128         return true;
3129     if ([Role_ isEqualToString:@"Developer"])
3130         return false;
3131     _assert(false);
3132 }
3133
3134 - (NSArray *) tags {
3135     return tags_;
3136 }
3137
3138 - (BOOL) hasTag:(NSString *)tag {
3139     return tags_ == nil ? NO : [tags_ containsObject:tag];
3140 }
3141
3142 - (NSString *) primaryPurpose {
3143     for (NSString *tag in tags_)
3144         if ([tag hasPrefix:@"purpose::"])
3145             return [tag substringFromIndex:9];
3146     return nil;
3147 }
3148
3149 - (NSArray *) purposes {
3150     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3151     for (NSString *tag in tags_)
3152         if ([tag hasPrefix:@"purpose::"])
3153             [purposes addObject:[tag substringFromIndex:9]];
3154     return [purposes count] == 0 ? nil : purposes;
3155 }
3156
3157 - (bool) isCommercial {
3158     return [self hasTag:@"cydia::commercial"];
3159 }
3160
3161 - (void) setIndex:(size_t)index {
3162     if (metadata_->index_ != index)
3163         metadata_->index_ = index;
3164 }
3165
3166 - (CYString &) cyname {
3167     return name_.empty() ? id_ : name_;
3168 }
3169
3170 - (uint32_t) compareBySection:(NSArray *)sections {
3171     NSString *section([self section]);
3172     for (size_t i(0), e([sections count]); i != e; ++i) {
3173         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3174             return i;
3175     }
3176
3177     return _not(uint32_t);
3178 }
3179
3180 - (void) clear {
3181 @synchronized (database_) {
3182     pkgProblemResolver *resolver = [database_ resolver];
3183     resolver->Clear(iterator_);
3184
3185     pkgCacheFile &cache([database_ cache]);
3186     cache->SetReInstall(iterator_, false);
3187     cache->MarkKeep(iterator_, false);
3188 } }
3189
3190 - (void) install {
3191 @synchronized (database_) {
3192     pkgProblemResolver *resolver = [database_ resolver];
3193     resolver->Clear(iterator_);
3194     resolver->Protect(iterator_);
3195
3196     pkgCacheFile &cache([database_ cache]);
3197     cache->SetReInstall(iterator_, false);
3198     cache->MarkInstall(iterator_, false);
3199
3200     pkgDepCache::StateCache &state((*cache)[iterator_]);
3201     if (!state.Install())
3202         cache->SetReInstall(iterator_, true);
3203 } }
3204
3205 - (void) remove {
3206 @synchronized (database_) {
3207     pkgProblemResolver *resolver = [database_ resolver];
3208     resolver->Clear(iterator_);
3209     resolver->Remove(iterator_);
3210     resolver->Protect(iterator_);
3211
3212     pkgCacheFile &cache([database_ cache]);
3213     cache->SetReInstall(iterator_, false);
3214     cache->MarkDelete(iterator_, true);
3215 } }
3216
3217 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3218     _profile(Package$isUnfilteredAndSearchedForBy)
3219         bool value(true);
3220
3221         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3222             value &= [self unfiltered];
3223         _end
3224
3225         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3226             value &= [self matches:search];
3227         _end
3228
3229         return value;
3230     _end
3231 }
3232
3233 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3234     if ([search length] == 0)
3235         return false;
3236
3237     _profile(Package$isUnfilteredAndSelectedForBy)
3238         bool value(true);
3239
3240         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3241             value &= [self unfiltered];
3242         _end
3243
3244         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3245             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3246         _end
3247
3248         return value;
3249     _end
3250 }
3251
3252 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3253     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3254 }
3255
3256 - (bool) isVisibleInSection:(NSString *)name {
3257     NSString *section([self section]);
3258
3259     return (
3260         name == nil ||
3261         section == nil && [name length] == 0 ||
3262         [name isEqualToString:section]
3263     ) && [self visible];
3264 }
3265
3266 - (bool) isVisibleInSource:(Source *)source {
3267     return [self source] == source && [self visible];
3268 }
3269
3270 @end
3271 /* }}} */
3272 /* Section Class {{{ */
3273 @interface Section : NSObject {
3274     NSString *name_;
3275     unichar index_;
3276     size_t row_;
3277     size_t count_;
3278     NSString *localized_;
3279 }
3280
3281 - (NSComparisonResult) compareByLocalized:(Section *)section;
3282 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3283 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3284 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3285 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3286 - (NSString *) name;
3287 - (unichar) index;
3288
3289 - (size_t) row;
3290 - (size_t) count;
3291
3292 - (void) addToRow;
3293 - (void) addToCount;
3294
3295 - (void) setCount:(size_t)count;
3296 - (NSString *) localized;
3297
3298 @end
3299
3300 @implementation Section
3301
3302 - (void) dealloc {
3303     [name_ release];
3304     if (localized_ != nil)
3305         [localized_ release];
3306     [super dealloc];
3307 }
3308
3309 - (NSComparisonResult) compareByLocalized:(Section *)section {
3310     NSString *lhs(localized_);
3311     NSString *rhs([section localized]);
3312
3313     /*if ([lhs length] != 0 && [rhs length] != 0) {
3314         unichar lhc = [lhs characterAtIndex:0];
3315         unichar rhc = [rhs characterAtIndex:0];
3316
3317         if (isalpha(lhc) && !isalpha(rhc))
3318             return NSOrderedAscending;
3319         else if (!isalpha(lhc) && isalpha(rhc))
3320             return NSOrderedDescending;
3321     }*/
3322
3323     return [lhs compare:rhs options:LaxCompareOptions_];
3324 }
3325
3326 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3327     if ((self = [self initWithName:name localize:NO]) != nil) {
3328         if (localized != nil)
3329             localized_ = [localized retain];
3330     } return self;
3331 }
3332
3333 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3334     return [self initWithName:name row:0 localize:localize];
3335 }
3336
3337 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3338     if ((self = [super init]) != nil) {
3339         name_ = [name retain];
3340         index_ = '\0';
3341         row_ = row;
3342         if (localize)
3343             localized_ = [LocalizeSection(name_) retain];
3344     } return self;
3345 }
3346
3347 /* XXX: localize the index thingees */
3348 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3349     if ((self = [super init]) != nil) {
3350         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3351         index_ = index;
3352         row_ = row;
3353     } return self;
3354 }
3355
3356 - (NSString *) name {
3357     return name_;
3358 }
3359
3360 - (unichar) index {
3361     return index_;
3362 }
3363
3364 - (size_t) row {
3365     return row_;
3366 }
3367
3368 - (size_t) count {
3369     return count_;
3370 }
3371
3372 - (void) addToRow {
3373     ++row_;
3374 }
3375
3376 - (void) addToCount {
3377     ++count_;
3378 }
3379
3380 - (void) setCount:(size_t)count {
3381     count_ = count;
3382 }
3383
3384 - (NSString *) localized {
3385     return localized_;
3386 }
3387
3388 @end
3389 /* }}} */
3390
3391 static NSString *Colon_;
3392 static NSString *Elision_;
3393 static NSString *Error_;
3394 static NSString *Warning_;
3395
3396 /* Database Implementation {{{ */
3397 @implementation Database
3398
3399 + (Database *) sharedInstance {
3400     static Database *instance;
3401     if (instance == nil)
3402         instance = [[Database alloc] init];
3403     return instance;
3404 }
3405
3406 - (unsigned) era {
3407     return era_;
3408 }
3409
3410 - (void) releasePackages {
3411     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3412     CFArrayRemoveAllValues(packages_);
3413 }
3414
3415 - (void) dealloc {
3416     // XXX: actually implement this thing
3417     _assert(false);
3418     [sourceList_ release];
3419     [self releasePackages];
3420     apr_pool_destroy(pool_);
3421     NSRecycleZone(zone_);
3422     [super dealloc];
3423 }
3424
3425 - (void) _readCydia:(NSNumber *)fd { _pooled
3426     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3427     std::istream is(&ib);
3428     std::string line;
3429
3430     static Pcre finish_r("^finish:([^:]*)$");
3431
3432     while (std::getline(is, line)) {
3433         const char *data(line.c_str());
3434         size_t size = line.size();
3435         lprintf("C:%s\n", data);
3436
3437         if (finish_r(data, size)) {
3438             NSString *finish = finish_r[1];
3439             int index = [Finishes_ indexOfObject:finish];
3440             if (index != INT_MAX && index > Finish_)
3441                 Finish_ = index;
3442         }
3443     }
3444
3445     _assume(false);
3446 }
3447
3448 - (void) _readStatus:(NSNumber *)fd { _pooled
3449     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3450     std::istream is(&ib);
3451     std::string line;
3452
3453     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3454     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3455
3456     while (std::getline(is, line)) {
3457         const char *data(line.c_str());
3458         size_t size(line.size());
3459         lprintf("S:%s\n", data);
3460
3461         if (conffile_r(data, size)) {
3462             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3463             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3464         } else if (strncmp(data, "status: ", 8) == 0) {
3465             // status: <package>: {unpacked,half-configured,installed}
3466             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3467             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3468         } else if (strncmp(data, "processing: ", 12) == 0) {
3469             // processing: configure: config-test
3470             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3471             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3472         } else if (pmstatus_r(data, size)) {
3473             std::string type([pmstatus_r[1] UTF8String]);
3474
3475             NSString *package = pmstatus_r[2];
3476             if ([package isEqualToString:@"dpkg-exec"])
3477                 package = nil;
3478
3479             float percent([pmstatus_r[3] floatValue]);
3480             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3481
3482             NSString *string = pmstatus_r[4];
3483
3484             if (type == "pmerror") {
3485                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3486                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3487             } else if (type == "pmstatus") {
3488                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3489                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3490             } else if (type == "pmconffile")
3491                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3492             else
3493                 lprintf("E:unknown pmstatus\n");
3494         } else
3495             lprintf("E:unknown status\n");
3496     }
3497
3498     _assume(false);
3499 }
3500
3501 - (void) _readOutput:(NSNumber *)fd { _pooled
3502     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3503     std::istream is(&ib);
3504     std::string line;
3505
3506     while (std::getline(is, line)) {
3507         lprintf("O:%s\n", line.c_str());
3508
3509         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3510         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3511     }
3512
3513     _assume(false);
3514 }
3515
3516 - (FILE *) input {
3517     return input_;
3518 }
3519
3520 - (Package *) packageWithName:(NSString *)name {
3521 @synchronized (self) {
3522     if (static_cast<pkgDepCache *>(cache_) == NULL)
3523         return nil;
3524     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3525     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3526 } }
3527
3528 - (id) init {
3529     if ((self = [super init]) != nil) {
3530         policy_ = NULL;
3531         records_ = NULL;
3532         resolver_ = NULL;
3533         fetcher_ = NULL;
3534         lock_ = NULL;
3535
3536         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3537         apr_pool_create(&pool_, NULL);
3538
3539         size_t capacity(MetaFile_->active_);
3540         if (capacity == 0)
3541             capacity = 16384;
3542         else
3543             capacity += 1024;
3544
3545         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3546         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3547
3548         int fds[2];
3549
3550         _assert(pipe(fds) != -1);
3551         cydiafd_ = fds[1];
3552
3553         _config->Set("APT::Keep-Fds::", cydiafd_);
3554         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3555
3556         [NSThread
3557             detachNewThreadSelector:@selector(_readCydia:)
3558             toTarget:self
3559             withObject:[NSNumber numberWithInt:fds[0]]
3560         ];
3561
3562         _assert(pipe(fds) != -1);
3563         statusfd_ = fds[1];
3564
3565         [NSThread
3566             detachNewThreadSelector:@selector(_readStatus:)
3567             toTarget:self
3568             withObject:[NSNumber numberWithInt:fds[0]]
3569         ];
3570
3571         _assert(pipe(fds) != -1);
3572         _assert(dup2(fds[0], 0) != -1);
3573         _assert(close(fds[0]) != -1);
3574
3575         input_ = fdopen(fds[1], "a");
3576
3577         _assert(pipe(fds) != -1);
3578         _assert(dup2(fds[1], 1) != -1);
3579         _assert(close(fds[1]) != -1);
3580
3581         [NSThread
3582             detachNewThreadSelector:@selector(_readOutput:)
3583             toTarget:self
3584             withObject:[NSNumber numberWithInt:fds[0]]
3585         ];
3586     } return self;
3587 }
3588
3589 - (pkgCacheFile &) cache {
3590     return cache_;
3591 }
3592
3593 - (pkgDepCache::Policy *) policy {
3594     return policy_;
3595 }
3596
3597 - (pkgRecords *) records {
3598     return records_;
3599 }
3600
3601 - (pkgProblemResolver *) resolver {
3602     return resolver_;
3603 }
3604
3605 - (pkgAcquire &) fetcher {
3606     return *fetcher_;
3607 }
3608
3609 - (pkgSourceList &) list {
3610     return *list_;
3611 }
3612
3613 - (NSArray *) packages {
3614     return (NSArray *) packages_;
3615 }
3616
3617 - (NSArray *) sources {
3618     return sourceList_;
3619 }
3620
3621 - (Source *) sourceWithKey:(NSString *)key {
3622     for (Source *source in [self sources]) {
3623         if ([[source key] isEqualToString:key])
3624             return source;
3625     } return nil;
3626 }
3627
3628 - (bool) popErrorWithTitle:(NSString *)title {
3629     bool fatal(false);
3630
3631     while (!_error->empty()) {
3632         std::string error;
3633         bool warning(!_error->PopMessage(error));
3634         if (!warning)
3635             fatal = true;
3636
3637         for (;;) {
3638             size_t size(error.size());
3639             if (size == 0 || error[size - 1] != '\n')
3640                 break;
3641             error.resize(size - 1);
3642         }
3643
3644         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3645
3646         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3647     }
3648
3649     return fatal;
3650 }
3651
3652 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3653     return [self popErrorWithTitle:title] || !success;
3654 }
3655
3656 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3657 @synchronized (self) {
3658     ++era_;
3659
3660     [self releasePackages];
3661
3662     sourceMap_.clear();
3663     [sourceList_ removeAllObjects];
3664
3665     _error->Discard();
3666
3667     delete list_;
3668     list_ = NULL;
3669     manager_ = NULL;
3670     delete lock_;
3671     lock_ = NULL;
3672     delete fetcher_;
3673     fetcher_ = NULL;
3674     delete resolver_;
3675     resolver_ = NULL;
3676     delete records_;
3677     records_ = NULL;
3678     delete policy_;
3679     policy_ = NULL;
3680
3681     cache_.Close();
3682
3683     apr_pool_clear(pool_);
3684
3685     NSRecycleZone(zone_);
3686     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3687
3688     int chk(creat("/tmp/cydia.chk", 0644));
3689     if (chk != -1)
3690         close(chk);
3691
3692     if (invocation != nil)
3693         [invocation invoke];
3694
3695     NSString *title(UCLocalize("DATABASE"));
3696
3697     _trace();
3698     OpProgress progress;
3699     while (!cache_.Open(progress, true)) { pop:
3700         std::string error;
3701         bool warning(!_error->PopMessage(error));
3702         lprintf("cache_.Open():[%s]\n", error.c_str());
3703
3704         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3705             [delegate_ repairWithSelector:@selector(configure)];
3706         else if (error == "The package lists or status file could not be parsed or opened.")
3707             [delegate_ repairWithSelector:@selector(update)];
3708         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3709         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3710         // else if (error == "Malformed Status line")
3711         // else if (error == "The list of sources could not be read.")
3712         else {
3713             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3714             return;
3715         }
3716
3717         if (warning)
3718             goto pop;
3719         _error->Discard();
3720     }
3721     _trace();
3722
3723     unlink("/tmp/cydia.chk");
3724
3725     now_ = [[NSDate date] timeIntervalSince1970];
3726
3727     policy_ = new pkgDepCache::Policy();
3728     records_ = new pkgRecords(cache_);
3729     resolver_ = new pkgProblemResolver(cache_);
3730     fetcher_ = new pkgAcquire(&status_);
3731     lock_ = NULL;
3732
3733     list_ = new pkgSourceList();
3734     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3735         return;
3736
3737     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3738         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3739         return;
3740     }
3741
3742     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3743         return;
3744
3745     if (cache_->BrokenCount() != 0) {
3746         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3747             return;
3748
3749         if (cache_->BrokenCount() != 0) {
3750             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3751             return;
3752         }
3753
3754         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3755             return;
3756     }
3757
3758     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3759         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3760         [sourceList_ addObject:object];
3761
3762         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3763         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3764             // XXX: this could be more intelligent
3765             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3766                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3767                 if (!cached.end())
3768                     sourceMap_[cached->ID] = object;
3769             }
3770     }
3771
3772     {
3773         /*std::vector<Package *> packages;
3774         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3775         [packages_ release];
3776         packages_ = nil;*/
3777
3778         _trace();
3779
3780         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3781             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3782                 //packages.push_back(package);
3783                 CFArrayAppendValue(packages_, [package retain]);
3784
3785         _trace();
3786
3787         /*if (packages.empty())
3788             packages_ = [[NSArray alloc] init];
3789         else
3790             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3791         _trace();*/
3792
3793         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3794         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3795         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3796
3797         /*_trace();
3798         PrintTimes();
3799         _trace();*/
3800
3801         _trace();
3802
3803         /*if (!packages.empty())
3804             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3805         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3806
3807         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3808
3809         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3810
3811         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3812
3813         _trace();
3814
3815         size_t count(CFArrayGetCount(packages_));
3816         MetaFile_->active_ = count;
3817
3818         for (size_t index(0); index != count; ++index)
3819             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3820
3821         _trace();
3822     }
3823 } } CYPoolEnd() _trace(); }
3824
3825 - (void) clear {
3826 @synchronized (self) {
3827     delete resolver_;
3828     resolver_ = new pkgProblemResolver(cache_);
3829
3830     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3831         if (!cache_[iterator].Keep())
3832             cache_->MarkKeep(iterator, false);
3833         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3834             cache_->SetReInstall(iterator, false);
3835 } }
3836
3837 - (void) configure {
3838     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3839     _trace();
3840     system([dpkg UTF8String]);
3841     _trace();
3842 }
3843
3844 - (bool) clean {
3845     // XXX: I don't remember this condition
3846     if (lock_ != NULL)
3847         return false;
3848
3849     FileFd Lock;
3850     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3851
3852     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3853
3854     if ([self popErrorWithTitle:title])
3855         return false;
3856
3857     pkgAcquire fetcher;
3858     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3859
3860     class LogCleaner :
3861         public pkgArchiveCleaner
3862     {
3863       protected:
3864         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3865             unlink(File);
3866         }
3867     } cleaner;
3868
3869     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3870         return false;
3871
3872     return true;
3873 }
3874
3875 - (bool) prepare {
3876     fetcher_->Shutdown();
3877
3878     pkgRecords records(cache_);
3879
3880     lock_ = new FileFd();
3881     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3882
3883     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3884
3885     if ([self popErrorWithTitle:title])
3886         return false;
3887
3888     pkgSourceList list;
3889     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3890         return false;
3891
3892     manager_ = (_system->CreatePM(cache_));
3893     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3894         return false;
3895
3896     return true;
3897 }
3898
3899 - (void) perform {
3900     bool substrate(RestartSubstrate_);
3901     RestartSubstrate_ = false;
3902
3903     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3904
3905     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3906         pkgSourceList list;
3907         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3908             return;
3909         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3910             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3911     }
3912
3913     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3914
3915     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3916         _trace();
3917         [self popErrorWithTitle:title];
3918         return;
3919     }
3920
3921     bool failed = false;
3922     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3923         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3924             continue;
3925         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3926             continue;
3927
3928         failed = true;
3929     }
3930
3931     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3932
3933     if (failed) {
3934         _trace();
3935         return;
3936     }
3937
3938     if (substrate)
3939         RestartSubstrate_ = true;
3940
3941     _system->UnLock();
3942     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3943
3944     if (_error->PendingError()) {
3945         _trace();
3946         return;
3947     }
3948
3949     if (result == pkgPackageManager::Failed) {
3950         _trace();
3951         return;
3952     }
3953
3954     if (result != pkgPackageManager::Completed) {
3955         _trace();
3956         return;
3957     }
3958
3959     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3960         pkgSourceList list;
3961         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3962             return;
3963         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3964             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3965     }
3966
3967     if (![before isEqualToArray:after])
3968         [self update];
3969 }
3970
3971 - (bool) upgrade {
3972     NSString *title(UCLocalize("UPGRADE"));
3973     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3974         return false;
3975     return true;
3976 }
3977
3978 - (void) update {
3979     [self updateWithStatus:status_];
3980 }
3981
3982 - (void) updateWithStatus:(Status &)status {
3983     NSString *title(UCLocalize("REFRESHING_DATA"));
3984
3985     pkgSourceList list;
3986     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3987         return;
3988
3989     FileFd lock;
3990     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3991     if ([self popErrorWithTitle:title])
3992         return;
3993
3994     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3995
3996     bool success(ListUpdate(status, list, PulseInterval_));
3997     if (status.WasCancelled())
3998         _error->Discard();
3999     else
4000         [self popErrorWithTitle:title forOperation:success];
4001
4002     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4003
4004     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4005     Changed_ = true;
4006 }
4007
4008 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4009     delegate_ = delegate;
4010 }
4011
4012 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4013     progress_ = delegate;
4014     status_.setDelegate(delegate);
4015 }
4016
4017 - (NSObject<ProgressDelegate> *) progressDelegate {
4018     return progress_;
4019 }
4020
4021 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4022     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4023     return i == sourceMap_.end() ? nil : i->second;
4024 }
4025
4026 - (NSString *) mappedSectionForPointer:(const char *)section {
4027     _H<NSString> *mapped;
4028
4029     _profile(Database$mappedSectionForPointer$Cache)
4030         mapped = &sections_[section];
4031     _end
4032
4033     if (*mapped == NULL) {
4034         size_t length(strlen(section));
4035         char spaced[length + 1];
4036
4037         _profile(Database$mappedSectionForPointer$Replace)
4038             for (size_t index(0); index != length; ++index)
4039                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4040             spaced[length] = '\0';
4041         _end
4042
4043         NSString *string;
4044
4045         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4046             string = [NSString stringWithUTF8String:spaced];
4047         _end
4048
4049         _profile(Database$mappedSectionForPointer$Map)
4050             string = [SectionMap_ objectForKey:string] ?: string;
4051         _end
4052
4053         *mapped = string;
4054     } return *mapped;
4055 }
4056
4057 @end
4058 /* }}} */
4059
4060 @interface Diversion : NSObject {
4061     Pcre pattern_;
4062     _H<NSString> key_;
4063     _H<NSString> format_;
4064 }
4065
4066 @end
4067
4068 @implementation Diversion
4069
4070 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4071     if ((self = [super init]) != nil) {
4072         pattern_ = [from UTF8String];
4073         key_ = from;
4074         format_ = to;
4075     } return self;
4076 }
4077
4078 - (NSString *) divert:(NSString *)url {
4079     if (!pattern_(url))
4080         return nil;
4081
4082     size_t count(pattern_.size());
4083     id values[count];
4084     for (size_t i(0); i != count; ++i)
4085         values[i] = pattern_[i + 1];
4086
4087     return [[[NSString alloc] initWithFormat:format_ arguments:reinterpret_cast<va_list>(values)] autorelease];
4088 }
4089
4090 - (NSString *) key {
4091     return key_;
4092 }
4093
4094 - (NSUInteger) hash {
4095     return [key_ hash];
4096 }
4097
4098 - (BOOL) isEqual:(Diversion *)object {
4099     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4100 }
4101
4102 @end
4103
4104 @interface CydiaObject : NSObject {
4105     id indirect_;
4106     _transient id delegate_;
4107 }
4108
4109 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4110
4111 @end
4112
4113 @interface CYBrowserController : BrowserController {
4114     CydiaObject *cydia_;
4115 }
4116
4117 + (void) addDiversion:(Diversion *)diversion;
4118
4119 @end
4120
4121 static NSMutableSet *Diversions_;
4122
4123 /* Web Scripting {{{ */
4124 @implementation CydiaObject
4125
4126 - (void) dealloc {
4127     [indirect_ release];
4128     [super dealloc];
4129 }
4130
4131 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4132     if ((self = [super init]) != nil) {
4133         indirect_ = [indirect retain];
4134     } return self;
4135 }
4136
4137 - (void) setDelegate:(id)delegate {
4138     delegate_ = delegate;
4139 }
4140
4141 + (NSArray *) _attributeKeys {
4142     return [NSArray arrayWithObjects:
4143         @"device",
4144         @"ecid",
4145         @"firmware",
4146         @"hostname",
4147         @"idiom",
4148         @"model",
4149         @"plmn",
4150         @"role",
4151         @"serial",
4152         @"token",
4153         @"version",
4154     nil];
4155 }
4156
4157 - (NSArray *) attributeKeys {
4158     return [[self class] _attributeKeys];
4159 }
4160
4161 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4162     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4163 }
4164
4165 - (NSString *) version {
4166     return @ Cydia_;
4167 }
4168
4169 - (NSString *) device {
4170     return [[UIDevice currentDevice] uniqueIdentifier];
4171 }
4172
4173 - (NSString *) firmware {
4174     return [[UIDevice currentDevice] systemVersion];
4175 }
4176
4177 - (NSString *) hostname {
4178     return [[UIDevice currentDevice] name];
4179 }
4180
4181 - (NSString *) idiom {
4182     return (id) Idiom_ ?: [NSNull null];
4183 }
4184
4185 - (NSString *) plmn {
4186     return (id) PLMN_ ?: [NSNull null];
4187 }
4188
4189 - (NSString *) ecid {
4190     return (id) ChipID_ ?: [NSNull null];
4191 }
4192
4193 - (NSString *) serial {
4194     return SerialNumber_;
4195 }
4196
4197 - (NSString *) role {
4198     return (id) Role_ ?: [NSNull null];
4199 }
4200
4201 - (NSString *) model {
4202     return [NSString stringWithUTF8String:Machine_];
4203 }
4204
4205 - (NSString *) token {
4206     return (id) Token_ ?: [NSNull null];
4207 }
4208
4209 + (NSString *) webScriptNameForSelector:(SEL)selector {
4210     if (false);
4211     else if (selector == @selector(addBridgedHost:))
4212         return @"addBridgedHost";
4213     else if (selector == @selector(addPipelinedHost:))
4214         return @"addPipelinedHost";
4215     else if (selector == @selector(addTrivialSource:))
4216         return @"addTrivialSource";
4217     else if (selector == @selector(close))
4218         return @"close";
4219     else if (selector == @selector(divert::))
4220         return @"divert";
4221     else if (selector == @selector(du:))
4222         return @"du";
4223     else if (selector == @selector(stringWithFormat:arguments:))
4224         return @"format";
4225     else if (selector == @selector(getAllSources))
4226         return @"getAllSourcs";
4227     else if (selector == @selector(getKernelNumber:))
4228         return @"getKernelNumber";
4229     else if (selector == @selector(getKernelString:))
4230         return @"getKernelString";
4231     else if (selector == @selector(getInstalledPackages))
4232         return @"getInstalledPackages";
4233     else if (selector == @selector(getPackageById:))
4234         return @"getPackageById";
4235     else if (selector == @selector(installPackages:))
4236         return @"installPackages";
4237     else if (selector == @selector(localizedStringForKey:value:table:))
4238         return @"localize";
4239     else if (selector == @selector(popViewController:))
4240         return @"popViewController";
4241     else if (selector == @selector(refreshSources))
4242         return @"refreshSources";
4243     else if (selector == @selector(removeButton))
4244         return @"removeButton";
4245     else if (selector == @selector(substitutePackageNames:))
4246         return @"substitutePackageNames";
4247     else if (selector == @selector(scrollToBottom:))
4248         return @"scrollToBottom";
4249     else if (selector == @selector(setAllowsNavigationAction:))
4250         return @"setAllowsNavigationAction";
4251     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4252         return @"setButtonImage";
4253     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4254         return @"setButtonTitle";
4255     else if (selector == @selector(setHidesBackButton:))
4256         return @"setHidesBackButton";
4257     else if (selector == @selector(setHidesNavigationBar:))
4258         return @"setHidesNavigationBar";
4259     else if (selector == @selector(setNavigationBarStyle:))
4260         return @"setNavigationBarStyle";
4261     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4262         return @"setNavigationBarTintColor";
4263     else if (selector == @selector(setPopupHook:))
4264         return @"setPopupHook";
4265     else if (selector == @selector(setToken:))
4266         return @"setToken";
4267     else if (selector == @selector(setViewportWidth:))
4268         return @"setViewportWidth";
4269     else if (selector == @selector(statfs:))
4270         return @"statfs";
4271     else if (selector == @selector(supports:))
4272         return @"supports";
4273     else
4274         return nil;
4275 }
4276
4277 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4278     return [self webScriptNameForSelector:selector] == nil;
4279 }
4280
4281 - (BOOL) supports:(NSString *)feature {
4282     return [feature isEqualToString:@"window.open"];
4283 }
4284
4285 - (void) divert:(NSString *)from :(NSString *)to {
4286     [CYBrowserController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4287 }
4288
4289 - (NSNumber *) getKernelNumber:(NSString *)name {
4290     const char *string([name UTF8String]);
4291
4292     size_t size;
4293     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4294         return (id) [NSNull null];
4295
4296     if (size != sizeof(int))
4297         return (id) [NSNull null];
4298
4299     int value;
4300     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4301         return (id) [NSNull null];
4302
4303     return [NSNumber numberWithInt:value];
4304 }
4305
4306 - (NSString *) getKernelString:(NSString *)name {
4307     const char *string([name UTF8String]);
4308
4309     size_t size;
4310     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4311         return (id) [NSNull null];
4312
4313     char value[size + 1];
4314     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4315         return (id) [NSNull null];
4316
4317     // XXX: just in case you request something ludicrous
4318     value[size] = '\0';
4319
4320     return [NSString stringWithCString:value];
4321 }
4322
4323 - (void) addBridgedHost:(NSString *)host {
4324     [BridgedHosts_ performSelectorOnMainThread:@selector(addObject:) withObject:host waitUntilDone:NO];
4325 }
4326
4327 - (void) addPipelinedHost:(NSString *)host {
4328     [PipelinedHosts_ performSelectorOnMainThread:@selector(addObject:) withObject:host waitUntilDone:NO];
4329 }
4330
4331 - (void) popViewController:(NSNumber *)value {
4332     if (value == (id) [WebUndefined undefined])
4333         value = [NSNumber numberWithBool:YES];
4334     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4335 }
4336
4337 - (void) addTrivialSource:(NSString *)href {
4338     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4339 }
4340
4341 - (void) refreshSources {
4342     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4343 }
4344
4345 - (NSArray *) getAllSources {
4346     return [[Database sharedInstance] sources];
4347 }
4348
4349 - (NSArray *) getInstalledPackages {
4350     Database *database([Database sharedInstance]);
4351 @synchronized (database) {
4352     NSArray *packages([database packages]);
4353     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4354     for (Package *package in packages)
4355         if (![package uninstalled])
4356             [installed addObject:package];
4357     return installed;
4358 } }
4359
4360 - (Package *) getPackageById:(NSString *)id {
4361     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4362         [package parse];
4363         return package;
4364     } else
4365         return (Package *) [NSNull null];
4366 }
4367
4368 - (NSArray *) statfs:(NSString *)path {
4369     struct statfs stat;
4370
4371     if (path == nil || statfs([path UTF8String], &stat) == -1)
4372         return nil;
4373
4374     return [NSArray arrayWithObjects:
4375         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4376         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4377         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4378     nil];
4379 }
4380
4381 - (NSNumber *) du:(NSString *)path {
4382     NSNumber *value(nil);
4383
4384     int fds[2];
4385     _assert(pipe(fds) != -1);
4386
4387     pid_t pid(ExecFork());
4388     if (pid == 0) {
4389         _assert(dup2(fds[1], 1) != -1);
4390         _assert(close(fds[0]) != -1);
4391         _assert(close(fds[1]) != -1);
4392         /* XXX: this should probably not use du */
4393         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4394         exit(1);
4395         _assert(false);
4396     }
4397
4398     _assert(close(fds[1]) != -1);
4399
4400     if (FILE *du = fdopen(fds[0], "r")) {
4401         char line[1024];
4402         while (fgets(line, sizeof(line), du) != NULL) {
4403             size_t length(strlen(line));
4404             while (length != 0 && line[length - 1] == '\n')
4405                 line[--length] = '\0';
4406             if (char *tab = strchr(line, '\t')) {
4407                 *tab = '\0';
4408                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4409             }
4410         }
4411
4412         fclose(du);
4413     } else _assert(close(fds[0]));
4414
4415     int status;
4416   wait:
4417     if (waitpid(pid, &status, 0) == -1)
4418         if (errno == EINTR)
4419             goto wait;
4420         else _assert(false);
4421
4422     return value;
4423 }
4424
4425 - (void) close {
4426     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4427 }
4428
4429 - (void) installPackages:(NSArray *)packages {
4430     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4431 }
4432
4433 - (NSString *) substitutePackageNames:(NSString *)message {
4434     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4435     for (size_t i(0), e([words count]); i != e; ++i) {
4436         NSString *word([words objectAtIndex:i]);
4437         if (Package *package = [[Database sharedInstance] packageWithName:word])
4438             [words replaceObjectAtIndex:i withObject:[package name]];
4439     }
4440
4441     return [words componentsJoinedByString:@" "];
4442 }
4443
4444 - (void) removeButton {
4445     [indirect_ removeButton];
4446 }
4447
4448 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4449     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4450 }
4451
4452 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4453     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4454 }
4455
4456 - (void) setAllowsNavigationAction:(NSString *)value {
4457     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4458 }
4459
4460 - (void) setHidesBackButton:(NSString *)value {
4461     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4462 }
4463
4464 - (void) setHidesNavigationBar:(NSString *)value {
4465     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4466 }
4467
4468 - (void) setNavigationBarStyle:(NSString *)value {
4469     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4470 }
4471
4472 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4473     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4474     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4475     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4476 }
4477
4478 - (void) _setToken:(NSString *)token {
4479     Token_ = token;
4480
4481     if (token == nil)
4482         [Metadata_ removeObjectForKey:@"Token"];
4483     else
4484         [Metadata_ setObject:Token_ forKey:@"Token"];
4485
4486     Changed_ = true;
4487 }
4488
4489 - (void) setToken:(NSString *)token {
4490     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4491 }
4492
4493 - (void) setPopupHook:(id)function {
4494     [indirect_ setPopupHook:function];
4495 }
4496
4497 - (void) scrollToBottom:(NSNumber *)animated {
4498     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4499 }
4500
4501 - (void) setViewportWidth:(float)width {
4502     [indirect_ setViewportWidthOnMainThread:width];
4503 }
4504
4505 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4506     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4507     unsigned count([arguments count]);
4508     id values[count];
4509     for (unsigned i(0); i != count; ++i)
4510         values[i] = [arguments objectAtIndex:i];
4511     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4512 }
4513
4514 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4515     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4516         value = nil;
4517     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4518         table = nil;
4519     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4520 }
4521
4522 @end
4523 /* }}} */
4524
4525 /* @ Loading... Indicator {{{ */
4526 @interface CYLoadingIndicator : UIView {
4527     _H<UIActivityIndicatorView> spinner_;
4528     _H<UILabel> label_;
4529     _H<UIView> container_;
4530 }
4531
4532 @property (readonly, nonatomic) UILabel *label;
4533 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4534
4535 @end
4536
4537 @implementation CYLoadingIndicator
4538
4539 - (id) initWithFrame:(CGRect)frame {
4540     if ((self = [super initWithFrame:frame]) != nil) {
4541         container_ = [[[UIView alloc] init] autorelease];
4542         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4543
4544         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4545         [spinner_ startAnimating];
4546         [container_ addSubview:spinner_];
4547
4548         label_ = [[[UILabel alloc] init] autorelease];
4549         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4550         [label_ setBackgroundColor:[UIColor clearColor]];
4551         [label_ setTextColor:[UIColor blackColor]];
4552         [label_ setShadowColor:[UIColor whiteColor]];
4553         [label_ setShadowOffset:CGSizeMake(0, 1)];
4554         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4555         [container_ addSubview:label_];
4556
4557         CGSize viewsize = frame.size;
4558         CGSize spinnersize = [spinner_ bounds].size;
4559         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4560         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4561
4562         CGRect containrect = {
4563             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4564             CGSizeMake(bothwidth, spinnersize.height)
4565         };
4566         CGRect textrect = {
4567             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4568             textsize
4569         };
4570         CGRect spinrect = {
4571             CGPointZero,
4572             spinnersize
4573         };
4574
4575         [container_ setFrame:containrect];
4576         [spinner_ setFrame:spinrect];
4577         [label_ setFrame:textrect];
4578         [self addSubview:container_];
4579     } return self;
4580 }
4581
4582 - (UILabel *) label {
4583     return label_;
4584 }
4585
4586 - (UIActivityIndicatorView *) activityIndicatorView {
4587     return spinner_;
4588 }
4589
4590 @end
4591 /* }}} */
4592 /* Emulated Loading Controller {{{ */
4593 @interface CYEmulatedLoadingController : CYViewController {
4594     _transient Database *database_;
4595     _H<CYLoadingIndicator> indicator_;
4596     _H<UITabBar> tabbar_;
4597     _H<UINavigationBar> navbar_;
4598 }
4599
4600 @end
4601
4602 @implementation CYEmulatedLoadingController
4603
4604 - (id) initWithDatabase:(Database *)database {
4605     if ((self = [super init]) != nil) {
4606         database_ = database;
4607     } return self;
4608 }
4609
4610 - (void) loadView {
4611     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4612
4613     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4614     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4615     [[self view] addSubview:table];
4616
4617     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4618     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4619     [[self view] addSubview:indicator_];
4620
4621     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4622     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4623     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4624     [[self view] addSubview:tabbar_];
4625
4626     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4627     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4628     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4629     [[self view] addSubview:navbar_];
4630 }
4631
4632 - (void) releaseSubviews {
4633     indicator_ = nil;
4634     tabbar_ = nil;
4635     navbar_ = nil;
4636 }
4637
4638 @end
4639 /* }}} */
4640
4641 /* Cydia Browser Controller {{{ */
4642 @implementation CYBrowserController
4643
4644 - (void) dealloc {
4645     [cydia_ release];
4646     [super dealloc];
4647 }
4648
4649 - (NSURL *) navigationURL {
4650     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4651 }
4652
4653 + (void) initialize {
4654     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4655 }
4656
4657 + (void) addDiversion:(Diversion *)diversion {
4658     [Diversions_ addObject:diversion];
4659 }
4660
4661 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4662     [super webView:view didClearWindowObject:window forFrame:frame];
4663
4664     WebDataSource *source([frame dataSource]);
4665     NSURLResponse *response([source response]);
4666     NSURL *url([response URL]);
4667
4668     if ([[[url scheme] lowercaseString] isEqualToString:@"https"])
4669         if ([BridgedHosts_ containsObject:[url host]])
4670             [window setValue:cydia_ forKey:@"cydia"];
4671 }
4672
4673 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4674     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4675
4676   divert:
4677     NSURL *url([copy URL]);
4678     NSString *href([url absoluteString]);
4679
4680     for (Diversion *diversion in Diversions_)
4681         if (NSString *diverted = [diversion divert:href]) {
4682             [copy setURL:[NSURL URLWithString:diverted]];
4683             goto divert;
4684         }
4685
4686     if (System_ != NULL)
4687         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4688     if (Machine_ != NULL)
4689         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4690     if (Token_ != nil)
4691         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4692
4693     return copy;
4694 }
4695
4696 - (void) setDelegate:(id)delegate {
4697     [super setDelegate:delegate];
4698     [cydia_ setDelegate:delegate];
4699 }
4700
4701 - (id) init {
4702     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4703         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4704
4705         WebView *webview([[webview_ _documentView] webView]);
4706
4707         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4708
4709         if (Safari_ != nil)
4710             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4711         if (Build_ != nil)
4712             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4713         if (Product_ != nil)
4714             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4715
4716         [webview setApplicationNameForUserAgent:application];
4717     } return self;
4718 }
4719
4720 @end
4721 /* }}} */
4722
4723 // CydiaScript {{{
4724 @interface NSObject (CydiaScript)
4725 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4726 @end
4727
4728 @implementation NSObject (CydiaScript)
4729
4730 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4731     return self;
4732 }
4733
4734 @end
4735
4736 @implementation NSArray (CydiaScript)
4737
4738 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4739     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4740     for (size_t i(0), e([self count]); i != e; ++i)
4741         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4742     return object;
4743 }
4744
4745 @end
4746
4747 @implementation NSDictionary (CydiaScript)
4748
4749 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4750     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4751     for (id i in self)
4752         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4753     return object;
4754 }
4755
4756 @end
4757 // }}}
4758
4759 /* Confirmation Controller {{{ */
4760 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4761     if (!iterator.end())
4762         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4763             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4764                 continue;
4765             pkgCache::PkgIterator package(dep.TargetPkg());
4766             if (package.end())
4767                 continue;
4768             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4769                 return true;
4770         }
4771
4772     return false;
4773 }
4774
4775 @protocol ConfirmationControllerDelegate
4776 - (void) cancelAndClear:(bool)clear;
4777 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4778 - (void) queue;
4779 @end
4780
4781 @interface ConfirmationController : CYBrowserController {
4782     _transient Database *database_;
4783
4784     UIAlertView *essential_;
4785
4786     NSDictionary *changes_;
4787     NSMutableArray *issues_;
4788     NSDictionary *sizes_;
4789
4790     BOOL substrate_;
4791 }
4792
4793 - (id) initWithDatabase:(Database *)database;
4794
4795 @end
4796
4797 @implementation ConfirmationController
4798
4799 - (void) dealloc {
4800     [changes_ release];
4801     [issues_ release];
4802     [sizes_ release];
4803
4804     if (essential_ != nil)
4805         [essential_ release];
4806
4807     [super dealloc];
4808 }
4809
4810 - (void) complete {
4811     if (substrate_)
4812         RestartSubstrate_ = true;
4813     [delegate_ confirmWithNavigationController:[self navigationController]];
4814 }
4815
4816 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4817     NSString *context([alert context]);
4818
4819     if ([context isEqualToString:@"remove"]) {
4820         if (button == [alert cancelButtonIndex])
4821             [self dismissModalViewControllerAnimated:YES];
4822         else if (button == [alert firstOtherButtonIndex]) {
4823             [self complete];
4824         }
4825
4826         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4827     } else if ([context isEqualToString:@"unable"]) {
4828         [self dismissModalViewControllerAnimated:YES];
4829         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4830     } else {
4831         [super alertView:alert clickedButtonAtIndex:button];
4832     }
4833 }
4834
4835 - (void) _doContinue {
4836     [self dismissModalViewControllerAnimated:YES];
4837     [delegate_ cancelAndClear:NO];
4838 }
4839
4840 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4841     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4842     return nil;
4843 }
4844
4845 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4846     [super webView:view didClearWindowObject:window forFrame:frame];
4847
4848     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4849         changes_, @"changes",
4850         issues_, @"issues",
4851         sizes_, @"sizes",
4852         self, @"queue",
4853     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4854 }
4855
4856 - (id) initWithDatabase:(Database *)database {
4857     if ((self = [super init]) != nil) {
4858         database_ = database;
4859
4860         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4861         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4862         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4863         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4864         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4865
4866         bool remove(false);
4867
4868         pkgCacheFile &cache([database_ cache]);
4869         NSArray *packages([database_ packages]);
4870         pkgDepCache::Policy *policy([database_ policy]);
4871
4872         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4873
4874         for (Package *package in packages) {
4875             pkgCache::PkgIterator iterator([package iterator]);
4876             NSString *name([package id]);
4877
4878             if ([package broken]) {
4879                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4880
4881                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4882                     name, @"package",
4883                     reasons, @"reasons",
4884                 nil]];
4885
4886                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4887                 if (ver.end())
4888                     continue;
4889
4890                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4891                     pkgCache::DepIterator start;
4892                     pkgCache::DepIterator end;
4893                     dep.GlobOr(start, end); // ++dep
4894
4895                     if (!cache->IsImportantDep(end))
4896                         continue;
4897                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4898                         continue;
4899
4900                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4901
4902                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4903                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4904                         clauses, @"clauses",
4905                     nil]];
4906
4907                     _forever {
4908                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4909
4910                         pkgCache::PkgIterator target(start.TargetPkg());
4911                         if (target->ProvidesList != 0)
4912                             reason = @"missing";
4913                         else {
4914                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4915                             if (!ver.end()) {
4916                                 reason = @"installed";
4917                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4918                             } else if (!cache[target].CandidateVerIter(cache).end())
4919                                 reason = @"uninstalled";
4920                             else if (target->ProvidesList == 0)
4921                                 reason = @"uninstallable";
4922                             else
4923                                 reason = @"virtual";
4924                         }
4925
4926                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4927                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4928                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4929                         nil]);
4930
4931                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4932                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4933                             version, @"version",
4934                             reason, @"reason",
4935                             installed, @"installed",
4936                         nil]];
4937
4938                         // yes, seriously. (wtf?)
4939                         if (start == end)
4940                             break;
4941                         ++start;
4942                     }
4943                 }
4944             }
4945
4946             pkgDepCache::StateCache &state(cache[iterator]);
4947
4948             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4949
4950             if (state.NewInstall())
4951                 [installs addObject:name];
4952             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4953                 [reinstalls addObject:name];
4954             else if (state.Upgrade())
4955                 [upgrades addObject:name];
4956             else if (state.Downgrade())
4957                 [downgrades addObject:name];
4958             else if (!state.Delete())
4959                 continue;
4960             else if (special_r(name))
4961                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4962                     [NSNull null], @"package",
4963                     [NSArray arrayWithObjects:
4964                         [NSDictionary dictionaryWithObjectsAndKeys:
4965                             @"Conflicts", @"relationship",
4966                             [NSArray arrayWithObjects:
4967                                 [NSDictionary dictionaryWithObjectsAndKeys:
4968                                     name, @"package",
4969                                     [NSNull null], @"version",
4970                                     @"installed", @"reason",
4971                                 nil],
4972                             nil], @"clauses",
4973                         nil],
4974                     nil], @"reasons",
4975                 nil]];
4976             else {
4977                 if ([package essential])
4978                     remove = true;
4979                 [removes addObject:name];
4980             }
4981
4982             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4983             substrate_ |= DepSubstrate(iterator.CurrentVer());
4984         }
4985
4986         if (!remove)
4987             essential_ = nil;
4988         else if (Advanced_) {
4989             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4990
4991             essential_ = [[UIAlertView alloc]
4992                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4993                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4994                 delegate:self
4995                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4996                 otherButtonTitles:
4997                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4998                 nil
4999             ];
5000
5001             [essential_ setContext:@"remove"];
5002         } else {
5003             essential_ = [[UIAlertView alloc]
5004                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5005                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5006                 delegate:self
5007                 cancelButtonTitle:UCLocalize("OKAY")
5008                 otherButtonTitles:nil
5009             ];
5010
5011             [essential_ setContext:@"unable"];
5012         }
5013
5014         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
5015             installs, @"installs",
5016             reinstalls, @"reinstalls",
5017             upgrades, @"upgrades",
5018             downgrades, @"downgrades",
5019             removes, @"removes",
5020         nil];
5021
5022         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
5023             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5024             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5025         nil];
5026
5027         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5028
5029         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
5030             initWithTitle:UCLocalize("CANCEL")
5031             style:UIBarButtonItemStylePlain
5032             target:self
5033             action:@selector(cancelButtonClicked)
5034         ] autorelease]];
5035     } return self;
5036 }
5037
5038 #if !AlwaysReload
5039 - (void) applyRightButton {
5040     if ([issues_ count] == 0 && ![self isLoading])
5041         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5042             initWithTitle:UCLocalize("CONFIRM")
5043             style:UIBarButtonItemStyleDone
5044             target:self
5045             action:@selector(confirmButtonClicked)
5046         ] autorelease]];
5047     else
5048         [[self navigationItem] setRightBarButtonItem:nil];
5049 }
5050 #endif
5051
5052 - (void) cancelButtonClicked {
5053     [self dismissModalViewControllerAnimated:YES];
5054     [delegate_ cancelAndClear:YES];
5055 }
5056
5057 #if !AlwaysReload
5058 - (void) confirmButtonClicked {
5059     if (essential_ != nil)
5060         [essential_ show];
5061     else
5062         [self complete];
5063 }
5064 #endif
5065
5066 @end
5067 /* }}} */
5068
5069 /* Progress Data {{{ */
5070 @interface CydiaProgressData : NSObject {
5071     _transient id delegate_;
5072
5073     bool running_;
5074     float percent_;
5075
5076     float current_;
5077     float total_;
5078     float speed_;
5079
5080     _H<NSMutableArray> events_;
5081     _H<NSString> title_;
5082
5083     _H<NSString> status_;
5084     _H<NSString> finish_;
5085 }
5086
5087 @end
5088
5089 @implementation CydiaProgressData
5090
5091 + (NSArray *) _attributeKeys {
5092     return [NSArray arrayWithObjects:
5093         @"current",
5094         @"events",
5095         @"finish",
5096         @"percent",
5097         @"running",
5098         @"speed",
5099         @"title",
5100         @"total",
5101     nil];
5102 }
5103
5104 - (NSArray *) attributeKeys {
5105     return [[self class] _attributeKeys];
5106 }
5107
5108 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5109     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5110 }
5111
5112 - (id) init {
5113     if ((self = [super init]) != nil) {
5114         events_ = [NSMutableArray arrayWithCapacity:32];
5115     } return self;
5116 }
5117
5118 - (void) setDelegate:(id)delegate {
5119     delegate_ = delegate;
5120 }
5121
5122 - (void) setPercent:(float)value {
5123     percent_ = value;
5124 }
5125
5126 - (NSNumber *) percent {
5127     return [NSNumber numberWithFloat:percent_];
5128 }
5129
5130 - (void) setCurrent:(float)value {
5131     current_ = value;
5132 }
5133
5134 - (NSNumber *) current {
5135     return [NSNumber numberWithFloat:current_];
5136 }
5137
5138 - (void) setTotal:(float)value {
5139     total_ = value;
5140 }
5141
5142 - (NSNumber *) total {
5143     return [NSNumber numberWithFloat:total_];
5144 }
5145
5146 - (void) setSpeed:(float)value {
5147     speed_ = value;
5148 }
5149
5150 - (NSNumber *) speed {
5151     return [NSNumber numberWithFloat:speed_];
5152 }
5153
5154 - (NSArray *) events {
5155     return events_;
5156 }
5157
5158 - (void) removeAllEvents {
5159     [events_ removeAllObjects];
5160 }
5161
5162 - (void) addEvent:(CydiaProgressEvent *)event {
5163     [events_ addObject:event];
5164 }
5165
5166 - (void) setTitle:(NSString *)text {
5167     title_ = text;
5168 }
5169
5170 - (NSString *) title {
5171     return title_;
5172 }
5173
5174 - (void) setFinish:(NSString *)text {
5175     finish_ = text;
5176 }
5177
5178 - (NSString *) finish {
5179     return (id) finish_ ?: [NSNull null];
5180 }
5181
5182 - (void) setRunning:(bool)running {
5183     running_ = running;
5184 }
5185
5186 - (NSNumber *) running {
5187     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5188 }
5189
5190 @end
5191 /* }}} */
5192 /* Progress Controller {{{ */
5193 @interface ProgressController : CYBrowserController <
5194     ProgressDelegate
5195 > {
5196     _transient Database *database_;
5197     _H<CydiaProgressData> progress_;
5198     unsigned cancel_;
5199 }
5200
5201 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5202
5203 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5204
5205 - (void) setTitle:(NSString *)title;
5206 - (void) setCancellable:(bool)cancellable;
5207
5208 @end
5209
5210 @implementation ProgressController
5211
5212 - (void) dealloc {
5213     [database_ setProgressDelegate:nil];
5214     [progress_ setDelegate:nil];
5215     [super dealloc];
5216 }
5217
5218 - (void) updateCancel {
5219     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5220         initWithTitle:UCLocalize("CANCEL")
5221         style:UIBarButtonItemStylePlain
5222         target:self
5223         action:@selector(cancel)
5224     ] autorelease] : nil)];
5225 }
5226
5227 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5228     if ((self = [super init]) != nil) {
5229         database_ = database;
5230         delegate_ = delegate;
5231
5232         [database_ setProgressDelegate:self];
5233
5234         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5235         [progress_ setDelegate:self];
5236
5237         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5238
5239         [scroller_ setBackgroundColor:[UIColor blackColor]];
5240
5241         [[self navigationItem] setHidesBackButton:YES];
5242
5243         [self updateCancel];
5244     } return self;
5245 }
5246
5247 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5248     [super webView:view didClearWindowObject:window forFrame:frame];
5249     [window setValue:progress_ forKey:@"cydiaProgress"];
5250 }
5251
5252 - (void) updateProgress {
5253     [self dispatchEvent:@"CydiaProgressUpdate"];
5254 }
5255
5256 - (void) viewWillAppear:(BOOL)animated {
5257     if (![self hasLoaded])
5258         [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5259
5260     [super viewWillAppear:animated];
5261 }
5262
5263 - (void) close {
5264     UpdateExternalStatus(0);
5265
5266     switch (Finish_) {
5267         case 0:
5268         break;
5269
5270         case 1:
5271             [delegate_ terminateWithSuccess];
5272             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5273                 [delegate_ suspendWithAnimation:YES];
5274             else
5275                 [delegate_ suspend];*/
5276         break;
5277
5278         case 2:
5279             _trace();
5280             goto reload;
5281
5282         case 3:
5283             _trace();
5284             goto reload;
5285
5286         reload:
5287             system("/usr/bin/sbreload");
5288             _trace();
5289         break;
5290
5291         case 4:
5292             _trace();
5293             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5294                 SBReboot(SBSSpringBoardServerPort());
5295             else
5296                 reboot2(RB_AUTOBOOT);
5297         break;
5298     }
5299
5300     [super close];
5301 }
5302
5303 - (void) setTitle:(NSString *)title {
5304     [progress_ setTitle:title];
5305     [self updateProgress];
5306 }
5307
5308 - (UIBarButtonItem *) rightButton {
5309     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5310         initWithTitle:UCLocalize("CLOSE")
5311         style:UIBarButtonItemStylePlain
5312         target:self
5313         action:@selector(close)
5314     ] autorelease];
5315 }
5316
5317 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5318     UpdateExternalStatus(1);
5319
5320     [progress_ setRunning:true];
5321     [self setTitle:title];
5322     // implicit updateProgress
5323
5324     SHA1SumValue notifyconf; {
5325         FileFd file;
5326         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5327             _error->Discard();
5328         else {
5329             MMap mmap(file, MMap::ReadOnly);
5330             SHA1Summation sha1;
5331             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5332             notifyconf = sha1.Result();
5333         }
5334     }
5335
5336     SHA1SumValue springlist; {
5337         FileFd file;
5338         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5339             _error->Discard();
5340         else {
5341             MMap mmap(file, MMap::ReadOnly);
5342             SHA1Summation sha1;
5343             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5344             springlist = sha1.Result();
5345         }
5346     }
5347
5348     if (invocation != nil) {
5349         [invocation yieldToSelector:@selector(invoke)];
5350         [self setTitle:@"COMPLETE"];
5351     }
5352
5353     if (Finish_ < 4) {
5354         FileFd file;
5355         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5356             _error->Discard();
5357         else {
5358             MMap mmap(file, MMap::ReadOnly);
5359             SHA1Summation sha1;
5360             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5361             if (!(notifyconf == sha1.Result()))
5362                 Finish_ = 4;
5363         }
5364     }
5365
5366     if (Finish_ < 3) {
5367         FileFd file;
5368         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5369             _error->Discard();
5370         else {
5371             MMap mmap(file, MMap::ReadOnly);
5372             SHA1Summation sha1;
5373             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5374             if (!(springlist == sha1.Result()))
5375                 Finish_ = 3;
5376         }
5377     }
5378
5379     if (Finish_ < 2) {
5380         if (RestartSubstrate_)
5381             Finish_ = 2;
5382     }
5383
5384     RestartSubstrate_ = false;
5385
5386     switch (Finish_) {
5387         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5388         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5389         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5390         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5391         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5392     }
5393
5394     _trace();
5395     system("su -c /usr/bin/uicache mobile");
5396     _trace();
5397
5398     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5399
5400     [progress_ setRunning:false];
5401     [self updateProgress];
5402
5403     [self applyRightButton];
5404 }
5405
5406 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5407     [progress_ addEvent:event];
5408     [self updateProgress];
5409 }
5410
5411 - (bool) isProgressCancelled {
5412     return cancel_ == 2;
5413 }
5414
5415 - (void) cancel {
5416     cancel_ = 2;
5417     [self updateCancel];
5418 }
5419
5420 - (void) setCancellable:(bool)cancellable {
5421     unsigned cancel(cancel_);
5422
5423     if (!cancellable)
5424         cancel_ = 0;
5425     else if (cancel_ == 0)
5426         cancel_ = 1;
5427
5428     if (cancel != cancel_)
5429         [self updateCancel];
5430 }
5431
5432 - (void) setProgressCancellable:(NSNumber *)cancellable {
5433     [self setCancellable:[cancellable boolValue]];
5434 }
5435
5436 - (void) setProgressPercent:(NSNumber *)percent {
5437     [progress_ setPercent:[percent floatValue]];
5438     [self updateProgress];
5439 }
5440
5441 - (void) setProgressStatus:(NSDictionary *)status {
5442     if (status == nil) {
5443         [progress_ setCurrent:0];
5444         [progress_ setTotal:0];
5445         [progress_ setSpeed:0];
5446     } else {
5447         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5448
5449         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5450         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5451         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5452     }
5453
5454     [self updateProgress];
5455 }
5456
5457 @end
5458 /* }}} */
5459
5460 /* Cell Content View {{{ */
5461 @protocol ContentDelegate
5462 - (void) drawContentRect:(CGRect)rect;
5463 @end
5464
5465 @interface ContentView : UIView {
5466     _transient id<ContentDelegate> delegate_;
5467 }
5468
5469 @end
5470
5471 @implementation ContentView
5472
5473 - (id) initWithFrame:(CGRect)frame {
5474     if ((self = [super initWithFrame:frame]) != nil) {
5475         [self setNeedsDisplayOnBoundsChange:YES];
5476     } return self;
5477 }
5478
5479 - (void) setDelegate:(id<ContentDelegate>)delegate {
5480     delegate_ = delegate;
5481 }
5482
5483 - (void) drawRect:(CGRect)rect {
5484     [super drawRect:rect];
5485     [delegate_ drawContentRect:rect];
5486 }
5487
5488 @end
5489 /* }}} */
5490 /* Cydia TableView Cell {{{ */
5491 @interface CYTableViewCell : UITableViewCell {
5492     ContentView *content_;
5493     bool highlighted_;
5494 }
5495
5496 @end
5497
5498 @implementation CYTableViewCell
5499
5500 - (void) dealloc {
5501     [content_ release];
5502     [super dealloc];
5503 }
5504
5505 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5506     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5507
5508     if (view == content_) {
5509         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5510         highlighted_ = highlighted;
5511     }
5512
5513     [super _updateHighlightColorsForView:view highlighted:highlighted];
5514 }
5515
5516 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5517     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5518     highlighted_ = selected;
5519
5520     [super setSelected:selected animated:animated];
5521     [content_ setNeedsDisplay];
5522 }
5523
5524 @end
5525 /* }}} */
5526
5527 /* Package Cell {{{ */
5528 @interface PackageCell : CYTableViewCell <
5529     ContentDelegate
5530 > {
5531     UIImage *icon_;
5532     NSString *name_;
5533     NSString *description_;
5534     bool commercial_;
5535     NSString *source_;
5536     UIImage *badge_;
5537     Package *package_;
5538     UIImage *placard_;
5539 }
5540
5541 - (PackageCell *) init;
5542 - (void) setPackage:(Package *)package;
5543
5544 - (void) drawContentRect:(CGRect)rect;
5545
5546 @end
5547
5548 @implementation PackageCell
5549
5550 - (void) clearPackage {
5551     if (icon_ != nil) {
5552         [icon_ release];
5553         icon_ = nil;
5554     }
5555
5556     if (name_ != nil) {
5557         [name_ release];
5558         name_ = nil;
5559     }
5560
5561     if (description_ != nil) {
5562         [description_ release];
5563         description_ = nil;
5564     }
5565
5566     if (source_ != nil) {
5567         [source_ release];
5568         source_ = nil;
5569     }
5570
5571     if (badge_ != nil) {
5572         [badge_ release];
5573         badge_ = nil;
5574     }
5575
5576     if (placard_ != nil) {
5577         [placard_ release];
5578         placard_ = nil;
5579     }
5580
5581     [package_ release];
5582     package_ = nil;
5583 }
5584
5585 - (void) dealloc {
5586     [self clearPackage];
5587     [super dealloc];
5588 }
5589
5590 - (PackageCell *) init {
5591     CGRect frame(CGRectMake(0, 0, 320, 74));
5592     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5593         UIView *content([self contentView]);
5594         CGRect bounds([content bounds]);
5595
5596         content_ = [[ContentView alloc] initWithFrame:bounds];
5597         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5598         [content addSubview:content_];
5599
5600         [content_ setDelegate:self];
5601         [content_ setOpaque:YES];
5602     } return self;
5603 }
5604
5605 - (NSString *) accessibilityLabel {
5606     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5607 }
5608
5609 - (void) setPackage:(Package *)package {
5610     [self clearPackage];
5611     [package parse];
5612
5613     Source *source = [package source];
5614
5615     icon_ = [[package icon] retain];
5616     name_ = [[package name] retain];
5617
5618     if (IsWildcat_)
5619         description_ = [package longDescription];
5620     if (description_ == nil)
5621         description_ = [package shortDescription];
5622     if (description_ != nil)
5623         description_ = [description_ retain];
5624
5625     commercial_ = [package isCommercial];
5626
5627     package_ = [package retain];
5628
5629     NSString *label = nil;
5630     bool trusted = false;
5631
5632     if (source != nil) {
5633         label = [source label];
5634         trusted = [source trusted];
5635     } else if ([[package id] isEqualToString:@"firmware"])
5636         label = UCLocalize("APPLE");
5637     else
5638         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5639
5640     NSString *from(label);
5641
5642     NSString *section = [package simpleSection];
5643     if (section != nil && ![section isEqualToString:label]) {
5644         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5645         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5646     }
5647
5648     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5649     source_ = [from retain];
5650
5651     if (NSString *purpose = [package primaryPurpose])
5652         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5653             badge_ = [badge_ retain];
5654
5655     UIColor *color;
5656     NSString *placard;
5657
5658     if (NSString *mode = [package_ mode]) {
5659         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5660             color = RemovingColor_;
5661             //placard = @"removing";
5662         } else {
5663             color = InstallingColor_;
5664             //placard = @"installing";
5665         }
5666
5667         // XXX: the removing/installing placards are not @2x
5668         placard = nil;
5669     } else {
5670         color = [UIColor whiteColor];
5671
5672         if ([package installed] != nil)
5673             placard = @"installed";
5674         else
5675             placard = nil;
5676     }
5677
5678     [content_ setBackgroundColor:color];
5679
5680     if (placard != nil)
5681         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5682             placard_ = [placard_ retain];
5683
5684     [self setNeedsDisplay];
5685     [content_ setNeedsDisplay];
5686 }
5687
5688 - (void) drawContentRect:(CGRect)rect {
5689     bool highlighted(highlighted_);
5690     float width([self bounds].size.width);
5691
5692 #if 0
5693     CGContextRef context(UIGraphicsGetCurrentContext());
5694     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5695     CGContextFillRect(context, rect);
5696 #endif
5697
5698     if (icon_ != nil) {
5699         CGRect rect;
5700         rect.size = [icon_ size];
5701
5702         rect.size.width /= 2;
5703         rect.size.height /= 2;
5704
5705         rect.origin.x = 25 - rect.size.width / 2;
5706         rect.origin.y = 25 - rect.size.height / 2;
5707
5708         [icon_ drawInRect:rect];
5709     }
5710
5711     if (badge_ != nil) {
5712         CGRect rect;
5713         rect.size = [badge_ size];
5714
5715         rect.size.width /= 2;
5716         rect.size.height /= 2;
5717
5718         rect.origin.x = 36 - rect.size.width / 2;
5719         rect.origin.y = 36 - rect.size.height / 2;
5720
5721         [badge_ drawInRect:rect];
5722     }
5723
5724     if (highlighted)
5725         UISetColor(White_);
5726
5727     if (!highlighted)
5728         UISetColor(commercial_ ? Purple_ : Black_);
5729     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5730     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5731
5732     if (!highlighted)
5733         UISetColor(commercial_ ? Purplish_ : Gray_);
5734     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5735
5736     if (placard_ != nil)
5737         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5738 }
5739
5740 @end
5741 /* }}} */
5742 /* Section Cell {{{ */
5743 @interface SectionCell : CYTableViewCell <
5744     ContentDelegate
5745 > {
5746     NSString *basic_;
5747     NSString *section_;
5748     NSString *name_;
5749     NSString *count_;
5750     UIImage *icon_;
5751     UISwitch *switch_;
5752     BOOL editing_;
5753 }
5754
5755 - (void) setSection:(Section *)section editing:(BOOL)editing;
5756
5757 @end
5758
5759 @implementation SectionCell
5760
5761 - (void) clearSection {
5762     if (basic_ != nil) {
5763         [basic_ release];
5764         basic_ = nil;
5765     }
5766
5767     if (section_ != nil) {
5768         [section_ release];
5769         section_ = nil;
5770     }
5771
5772     if (name_ != nil) {
5773         [name_ release];
5774         name_ = nil;
5775     }
5776
5777     if (count_ != nil) {
5778         [count_ release];
5779         count_ = nil;
5780     }
5781 }
5782
5783 - (void) dealloc {
5784     [self clearSection];
5785     [icon_ release];
5786     [switch_ release];
5787     [super dealloc];
5788 }
5789
5790 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5791     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5792         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5793         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5794         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5795
5796         UIView *content([self contentView]);
5797         CGRect bounds([content bounds]);
5798
5799         content_ = [[ContentView alloc] initWithFrame:bounds];
5800         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5801         [content addSubview:content_];
5802         [content_ setBackgroundColor:[UIColor whiteColor]];
5803
5804         [content_ setDelegate:self];
5805     } return self;
5806 }
5807
5808 - (void) onSwitch:(id)sender {
5809     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5810     if (metadata == nil) {
5811         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5812         [Sections_ setObject:metadata forKey:basic_];
5813     }
5814
5815     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5816     Changed_ = true;
5817 }
5818
5819 - (void) setSection:(Section *)section editing:(BOOL)editing {
5820     if (editing != editing_) {
5821         if (editing_)
5822             [switch_ removeFromSuperview];
5823         else
5824             [self addSubview:switch_];
5825         editing_ = editing;
5826     }
5827
5828     [self clearSection];
5829
5830     if (section == nil) {
5831         name_ = [UCLocalize("ALL_PACKAGES") retain];
5832         count_ = nil;
5833     } else {
5834         basic_ = [section name];
5835         if (basic_ != nil)
5836             basic_ = [basic_ retain];
5837
5838         section_ = [section localized];
5839         if (section_ != nil)
5840             section_ = [section_ retain];
5841
5842         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5843         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5844
5845         if (editing_)
5846             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5847     }
5848
5849     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5850     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5851
5852     [content_ setNeedsDisplay];
5853 }
5854
5855 - (void) setFrame:(CGRect)frame {
5856     [super setFrame:frame];
5857
5858     CGRect rect([switch_ frame]);
5859     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5860 }
5861
5862 - (NSString *) accessibilityLabel {
5863     return name_;
5864 }
5865
5866 - (void) drawContentRect:(CGRect)rect {
5867     bool highlighted(highlighted_ && !editing_);
5868
5869     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5870
5871     if (highlighted)
5872         UISetColor(White_);
5873
5874     float width(rect.size.width);
5875     if (editing_)
5876         width -= 87;
5877
5878     if (!highlighted)
5879         UISetColor(Black_);
5880     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5881
5882     CGSize size = [count_ sizeWithFont:Font14_];
5883
5884     UISetColor(White_);
5885     if (count_ != nil)
5886         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5887 }
5888
5889 @end
5890 /* }}} */
5891
5892 /* File Table {{{ */
5893 @interface FileTable : CYViewController <
5894     UITableViewDataSource,
5895     UITableViewDelegate
5896 > {
5897     _transient Database *database_;
5898     Package *package_;
5899     NSString *name_;
5900     NSMutableArray *files_;
5901     UITableView *list_;
5902 }
5903
5904 - (id) initWithDatabase:(Database *)database;
5905 - (void) setPackage:(Package *)package;
5906
5907 @end
5908
5909 @implementation FileTable
5910
5911 - (void) dealloc {
5912     [self releaseSubviews];
5913
5914     [package_ release];
5915     [name_ release];
5916     [files_ release];
5917
5918     [super dealloc];
5919 }
5920
5921 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5922     return files_ == nil ? 0 : [files_ count];
5923 }
5924
5925 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5926     return 24.0f;
5927 }*/
5928
5929 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5930     static NSString *reuseIdentifier = @"Cell";
5931
5932     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5933     if (cell == nil) {
5934         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5935         [cell setFont:[UIFont systemFontOfSize:16]];
5936     }
5937     [cell setText:[files_ objectAtIndex:indexPath.row]];
5938     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5939
5940     return cell;
5941 }
5942
5943 - (NSURL *) navigationURL {
5944     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5945 }
5946
5947 - (void) loadView {
5948     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5949
5950     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5951     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5952     [list_ setRowHeight:24.0f];
5953     [list_ setDataSource:self];
5954     [list_ setDelegate:self];
5955     [[self view] addSubview:list_];
5956 }
5957
5958 - (void) viewDidLoad {
5959     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5960 }
5961
5962 - (void) releaseSubviews {
5963     [list_ release];
5964     list_ = nil;
5965 }
5966
5967 - (id) initWithDatabase:(Database *)database {
5968     if ((self = [super init]) != nil) {
5969         database_ = database;
5970
5971         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5972     } return self;
5973 }
5974
5975 - (void) setPackage:(Package *)package {
5976     if (package_ != nil) {
5977         [package_ autorelease];
5978         package_ = nil;
5979     }
5980
5981     if (name_ != nil) {
5982         [name_ release];
5983         name_ = nil;
5984     }
5985
5986     [files_ removeAllObjects];
5987
5988     if (package != nil) {
5989         package_ = [package retain];
5990         name_ = [[package id] retain];
5991
5992         if (NSArray *files = [package files])
5993             [files_ addObjectsFromArray:files];
5994
5995         if ([files_ count] != 0) {
5996             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5997                 [files_ removeObjectAtIndex:0];
5998             [files_ sortUsingSelector:@selector(compareByPath:)];
5999
6000             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6001             [stack addObject:@"/"];
6002
6003             for (int i(0), e([files_ count]); i != e; ++i) {
6004                 NSString *file = [files_ objectAtIndex:i];
6005                 while (![file hasPrefix:[stack lastObject]])
6006                     [stack removeLastObject];
6007                 NSString *directory = [stack lastObject];
6008                 [stack addObject:[file stringByAppendingString:@"/"]];
6009                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6010                     ([stack count] - 2) * 3, "",
6011                     [file substringFromIndex:[directory length]]
6012                 ]];
6013             }
6014         }
6015     }
6016
6017     [list_ reloadData];
6018 }
6019
6020 - (void) reloadData {
6021     [super reloadData];
6022
6023     [self setPackage:[database_ packageWithName:name_]];
6024 }
6025
6026 @end
6027 /* }}} */
6028 /* Package Controller {{{ */
6029 @interface CYPackageController : CYBrowserController <
6030     UIActionSheetDelegate
6031 > {
6032     _transient Database *database_;
6033     _H<Package> package_;
6034     _H<NSString> name_;
6035     bool commercial_;
6036     _H<NSMutableArray> buttons_;
6037     _H<UIBarButtonItem> button_;
6038 }
6039
6040 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
6041
6042 @end
6043
6044 @implementation CYPackageController
6045
6046 - (NSURL *) navigationURL {
6047     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6048 }
6049
6050 /* XXX: this is not safe at all... localization of /fail/ */
6051 - (void) _clickButtonWithName:(NSString *)name {
6052     if ([name isEqualToString:UCLocalize("CLEAR")])
6053         [delegate_ clearPackage:package_];
6054     else if ([name isEqualToString:UCLocalize("INSTALL")])
6055         [delegate_ installPackage:package_];
6056     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6057         [delegate_ installPackage:package_];
6058     else if ([name isEqualToString:UCLocalize("REMOVE")])
6059         [delegate_ removePackage:package_];
6060     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6061         [delegate_ installPackage:package_];
6062     else _assert(false);
6063 }
6064
6065 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6066     NSString *context([sheet context]);
6067
6068     if ([context isEqualToString:@"modify"]) {
6069         if (button != [sheet cancelButtonIndex]) {
6070             NSString *buttonName = [buttons_ objectAtIndex:button];
6071             [self _clickButtonWithName:buttonName];
6072         }
6073
6074         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6075     }
6076 }
6077
6078 - (bool) _allowJavaScriptPanel {
6079     return commercial_;
6080 }
6081
6082 #if !AlwaysReload
6083 - (void) _customButtonClicked {
6084     int count([buttons_ count]);
6085     if (count == 0)
6086         return;
6087
6088     if (count == 1)
6089         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6090     else {
6091         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6092         [buttons addObjectsFromArray:buttons_];
6093
6094         UIActionSheet *sheet = [[[UIActionSheet alloc]
6095             initWithTitle:nil
6096             delegate:self
6097             cancelButtonTitle:nil
6098             destructiveButtonTitle:nil
6099             otherButtonTitles:nil
6100         ] autorelease];
6101
6102         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6103         if (!IsWildcat_) {
6104            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6105            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6106         }
6107         [sheet setContext:@"modify"];
6108
6109         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6110     }
6111 }
6112
6113 // We don't want to allow non-commercial packages to do custom things to the install button,
6114 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6115 - (void) customButtonClicked {
6116     if (commercial_)
6117         [super customButtonClicked];
6118     else
6119         [self _customButtonClicked];
6120 }
6121
6122 - (void) reloadButtonClicked {
6123     // Don't reload a commerical package by tapping the loading button,
6124     // but if it's not an Install button, we should forward it on.
6125     if (![package_ uninstalled])
6126         [self _customButtonClicked];
6127 }
6128
6129 - (void) applyLoadingTitle {
6130     // Don't show "Loading" as the title. Ever.
6131 }
6132
6133 - (UIBarButtonItem *) rightButton {
6134     return button_;
6135 }
6136 #endif
6137
6138 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6139     if ((self = [super init]) != nil) {
6140         database_ = database;
6141         buttons_ = [NSMutableArray arrayWithCapacity:4];
6142         name_ = [NSString stringWithString:name];
6143         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6144     } return self;
6145 }
6146
6147 - (void) reloadData {
6148     package_ = [database_ packageWithName:name_];
6149
6150     [buttons_ removeAllObjects];
6151
6152     if (package_ != nil) {
6153         [(Package *) package_ parse];
6154
6155         commercial_ = [package_ isCommercial];
6156
6157         if ([package_ mode] != nil)
6158             [buttons_ addObject:UCLocalize("CLEAR")];
6159         if ([package_ source] == nil);
6160         else if ([package_ upgradableAndEssential:NO])
6161             [buttons_ addObject:UCLocalize("UPGRADE")];
6162         else if ([package_ uninstalled])
6163             [buttons_ addObject:UCLocalize("INSTALL")];
6164         else
6165             [buttons_ addObject:UCLocalize("REINSTALL")];
6166         if (![package_ uninstalled])
6167             [buttons_ addObject:UCLocalize("REMOVE")];
6168     }
6169
6170     NSString *title;
6171     switch ([buttons_ count]) {
6172         case 0: title = nil; break;
6173         case 1: title = [buttons_ objectAtIndex:0]; break;
6174         default: title = UCLocalize("MODIFY"); break;
6175     }
6176
6177     button_ = [[[UIBarButtonItem alloc]
6178         initWithTitle:title
6179         style:UIBarButtonItemStylePlain
6180         target:self
6181         action:@selector(customButtonClicked)
6182     ] autorelease];
6183
6184     [super reloadData];
6185 }
6186
6187 - (bool) isLoading {
6188     return commercial_ ? [super isLoading] : false;
6189 }
6190
6191 @end
6192 /* }}} */
6193
6194 /* Package List Controller {{{ */
6195 @interface PackageListController : CYViewController <
6196     UITableViewDataSource,
6197     UITableViewDelegate
6198 > {
6199     _transient Database *database_;
6200     unsigned era_;
6201     NSMutableArray *packages_;
6202     NSMutableArray *sections_;
6203     UITableView *list_;
6204     NSMutableArray *index_;
6205     NSMutableDictionary *indices_;
6206     NSString *title_;
6207 }
6208
6209 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6210 - (void) setDelegate:(id)delegate;
6211 - (void) resetCursor;
6212
6213 @end
6214
6215 @implementation PackageListController
6216
6217 - (void) dealloc {
6218     [packages_ release];
6219     [sections_ release];
6220     [list_ release];
6221     [index_ release];
6222     [indices_ release];
6223     [title_ release];
6224
6225     [super dealloc];
6226 }
6227
6228 - (void) deselectWithAnimation:(BOOL)animated {
6229     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6230 }
6231
6232 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6233     CGRect base = [[self view] bounds];
6234     base.size.height -= bounds.size.height;
6235     base.origin = [list_ frame].origin;
6236
6237     [UIView beginAnimations:nil context:NULL];
6238     [UIView setAnimationBeginsFromCurrentState:YES];
6239     [UIView setAnimationCurve:curve];
6240     [UIView setAnimationDuration:duration];
6241     [list_ setFrame:base];
6242     [UIView commitAnimations];
6243 }
6244
6245 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6246     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6247 }
6248
6249 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6250     [self resizeForKeyboardBounds:bounds duration:0];
6251 }
6252
6253 - (void) keyboardWillShow:(NSNotification *)notification {
6254     CGRect bounds;
6255     CGPoint center;
6256     NSTimeInterval duration;
6257     UIViewAnimationCurve curve;
6258     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6259     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6260     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6261     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6262
6263     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);
6264     UIViewController *base = self;
6265     while ([base parentViewController] != nil)
6266         base = [base parentViewController];
6267     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6268     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6269
6270     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6271 }
6272
6273 - (void) keyboardWillHide:(NSNotification *)notification {
6274     NSTimeInterval duration;
6275     UIViewAnimationCurve curve;
6276     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6277     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6278
6279     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6280 }
6281
6282 - (void) viewWillAppear:(BOOL)animated {
6283     [super viewWillAppear:animated];
6284
6285     [self resizeForKeyboardBounds:CGRectZero];
6286     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6287     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6288 }
6289
6290 - (void) viewWillDisappear:(BOOL)animated {
6291     [super viewWillDisappear:animated];
6292
6293     [self resizeForKeyboardBounds:CGRectZero];
6294     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6295     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6296 }
6297
6298 - (void) viewDidAppear:(BOOL)animated {
6299     [super viewDidAppear:animated];
6300     [self deselectWithAnimation:animated];
6301 }
6302
6303 - (void) didSelectPackage:(Package *)package {
6304     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6305     [view setDelegate:delegate_];
6306     [[self navigationController] pushViewController:view animated:YES];
6307 }
6308
6309 #if TryIndexedCollation
6310 + (BOOL) hasIndexedCollation {
6311     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6312 }
6313 #endif
6314
6315 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6316     NSInteger count([sections_ count]);
6317     return count == 0 ? 1 : count;
6318 }
6319
6320 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6321     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6322         return nil;
6323     return [[sections_ objectAtIndex:section] name];
6324 }
6325
6326 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6327     if ([sections_ count] == 0)
6328         return 0;
6329     return [[sections_ objectAtIndex:section] count];
6330 }
6331
6332 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6333 @synchronized (database_) {
6334     if ([database_ era] != era_)
6335         return nil;
6336
6337     Section *section([sections_ objectAtIndex:[path section]]);
6338     NSInteger row([path row]);
6339     Package *package([packages_ objectAtIndex:([section row] + row)]);
6340     return [[package retain] autorelease];
6341 } }
6342
6343 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6344     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6345     if (cell == nil)
6346         cell = [[[PackageCell alloc] init] autorelease];
6347     [cell setPackage:[self packageAtIndexPath:path]];
6348     return cell;
6349 }
6350
6351 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6352     Package *package([self packageAtIndexPath:path]);
6353     package = [database_ packageWithName:[package id]];
6354     [self didSelectPackage:package];
6355 }
6356
6357 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6358     // XXX: is 20 the most optimal number here?
6359     return [packages_ count] > 20 ? index_ : nil;
6360 }
6361
6362 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6363 #if TryIndexedCollation
6364     if ([[self class] hasIndexedCollation]) {
6365         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6366     }
6367 #endif
6368
6369     return index;
6370 }
6371
6372 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6373     if ((self = [super init]) != nil) {
6374         database_ = database;
6375         title_ = [title copy];
6376         [[self navigationItem] setTitle:title_];
6377
6378 #if TryIndexedCollation
6379         if ([[self class] hasIndexedCollation])
6380             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6381         else
6382 #endif
6383             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6384
6385         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6386
6387         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6388         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6389
6390         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6391         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6392         [list_ setRowHeight:73];
6393         [[self view] addSubview:list_];
6394
6395         [list_ setDataSource:self];
6396         [list_ setDelegate:self];
6397     } return self;
6398 }
6399
6400 - (void) setDelegate:(id)delegate {
6401     delegate_ = delegate;
6402 }
6403
6404 - (bool) hasPackage:(Package *)package {
6405     return true;
6406 }
6407
6408 - (void) reloadData {
6409     [super reloadData];
6410
6411     era_ = [database_ era];
6412     NSArray *packages = [database_ packages];
6413
6414     [packages_ removeAllObjects];
6415     [sections_ removeAllObjects];
6416
6417     _profile(PackageTable$reloadData$Filter)
6418         for (Package *package in packages)
6419             if ([self hasPackage:package])
6420                 [packages_ addObject:package];
6421     _end
6422
6423     [indices_ removeAllObjects];
6424
6425     Section *section = nil;
6426
6427 #if TryIndexedCollation
6428     if ([[self class] hasIndexedCollation]) {
6429         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6430         NSArray *titles = [collation sectionIndexTitles];
6431         int secidx = -1;
6432
6433         _profile(PackageTable$reloadData$Section)
6434             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6435                 Package *package;
6436                 int index;
6437
6438                 _profile(PackageTable$reloadData$Section$Package)
6439                     package = [packages_ objectAtIndex:offset];
6440                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6441                 _end
6442
6443                 while (secidx < index) {
6444                     secidx += 1;
6445
6446                     _profile(PackageTable$reloadData$Section$Allocate)
6447                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6448                     _end
6449
6450                     _profile(PackageTable$reloadData$Section$Add)
6451                         [sections_ addObject:section];
6452                     _end
6453                 }
6454
6455                 [section addToCount];
6456             }
6457         _end
6458     } else
6459 #endif
6460     {
6461         [index_ removeAllObjects];
6462
6463         _profile(PackageTable$reloadData$Section)
6464             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6465                 Package *package;
6466                 unichar index;
6467
6468                 _profile(PackageTable$reloadData$Section$Package)
6469                     package = [packages_ objectAtIndex:offset];
6470                     index = [package index];
6471                 _end
6472
6473                 if (section == nil || [section index] != index) {
6474                     _profile(PackageTable$reloadData$Section$Allocate)
6475                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6476                     _end
6477
6478                     [index_ addObject:[section name]];
6479                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6480
6481                     _profile(PackageTable$reloadData$Section$Add)
6482                         [sections_ addObject:section];
6483                     _end
6484                 }
6485
6486                 [section addToCount];
6487             }
6488         _end
6489     }
6490
6491     _profile(PackageTable$reloadData$List)
6492         [list_ reloadData];
6493     _end
6494 }
6495
6496 - (void) resetCursor {
6497     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6498 }
6499
6500 @end
6501 /* }}} */
6502 /* Filtered Package List Controller {{{ */
6503 @interface FilteredPackageListController : PackageListController {
6504     SEL filter_;
6505     IMP imp_;
6506     id object_;
6507 }
6508
6509 - (void) setObject:(id)object;
6510 - (void) setObject:(id)object forFilter:(SEL)filter;
6511
6512 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6513
6514 @end
6515
6516 @implementation FilteredPackageListController
6517
6518 - (void) dealloc {
6519     if (object_ != nil)
6520         [object_ release];
6521     [super dealloc];
6522 }
6523
6524 - (void) setFilter:(SEL)filter {
6525     filter_ = filter;
6526
6527     /* XXX: this is an unsafe optimization of doomy hell */
6528     Method method(class_getInstanceMethod([Package class], filter));
6529     _assert(method != NULL);
6530     imp_ = method_getImplementation(method);
6531     _assert(imp_ != NULL);
6532 }
6533
6534 - (void) setObject:(id)object {
6535     if (object_ != nil)
6536         [object_ release];
6537     if (object == nil)
6538         object_ = nil;
6539     else
6540         object_ = [object retain];
6541 }
6542
6543 - (void) setObject:(id)object forFilter:(SEL)filter {
6544     [self setFilter:filter];
6545     [self setObject:object];
6546 }
6547
6548 - (bool) hasPackage:(Package *)package {
6549     _profile(FilteredPackageTable$hasPackage)
6550         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6551     _end
6552 }
6553
6554 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6555     if ((self = [super initWithDatabase:database title:title]) != nil) {
6556         [self setFilter:filter];
6557         [self setObject:object];
6558     } return self;
6559 }
6560
6561 @end
6562 /* }}} */
6563
6564 /* Home Controller {{{ */
6565 @interface HomeController : CYBrowserController {
6566 }
6567
6568 @end
6569
6570 @implementation HomeController
6571
6572 - (id) init {
6573     if ((self = [super init]) != nil) {
6574         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6575     } return self;
6576 }
6577
6578 - (NSURL *) navigationURL {
6579     return [NSURL URLWithString:@"cydia://home"];
6580 }
6581
6582 - (void) aboutButtonClicked {
6583     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6584
6585     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6586     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6587     [alert setCancelButtonIndex:0];
6588
6589     [alert setMessage:
6590         @"Copyright (C) 2008-2011\n"
6591         "Jay Freeman (saurik)\n"
6592         "saurik@saurik.com\n"
6593         "http://www.saurik.com/"
6594     ];
6595
6596     [alert show];
6597 }
6598
6599 - (void) viewDidLoad {
6600     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6601         initWithTitle:UCLocalize("ABOUT")
6602         style:UIBarButtonItemStylePlain
6603         target:self
6604         action:@selector(aboutButtonClicked)
6605     ] autorelease]];
6606 }
6607
6608 @end
6609 /* }}} */
6610 /* Manage Controller {{{ */
6611 @interface ManageController : CYBrowserController {
6612 }
6613
6614 - (void) queueStatusDidChange;
6615
6616 @end
6617
6618 @implementation ManageController
6619
6620 - (id) init {
6621     if ((self = [super init]) != nil) {
6622         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6623     } return self;
6624 }
6625
6626 - (NSURL *) navigationURL {
6627     return [NSURL URLWithString:@"cydia://manage"];
6628 }
6629
6630 - (void) viewDidLoad {
6631     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6632         initWithTitle:UCLocalize("SETTINGS")
6633         style:UIBarButtonItemStylePlain
6634         target:self
6635         action:@selector(settingsButtonClicked)
6636     ] autorelease]];
6637
6638     [self queueStatusDidChange];
6639 }
6640
6641 - (void) settingsButtonClicked {
6642     [delegate_ showSettings];
6643 }
6644
6645 #if !AlwaysReload
6646 - (void) queueButtonClicked {
6647     [delegate_ queue];
6648 }
6649
6650 - (void) applyLoadingTitle {
6651     // Disable "Loading" title.
6652 }
6653
6654 - (void) applyRightButton {
6655     // Disable right button.
6656 }
6657 #endif
6658
6659 - (void) queueStatusDidChange {
6660 #if !AlwaysReload
6661     if (!IsWildcat_ && Queuing_) {
6662         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6663             initWithTitle:UCLocalize("QUEUE")
6664             style:UIBarButtonItemStyleDone
6665             target:self
6666             action:@selector(queueButtonClicked)
6667         ] autorelease]];
6668     } else {
6669         [[self navigationItem] setRightBarButtonItem:nil];
6670     }
6671 #endif
6672 }
6673
6674 - (bool) isLoading {
6675     // Never show as loading.
6676     return false;
6677 }
6678
6679 @end
6680 /* }}} */
6681
6682 /* Refresh Bar {{{ */
6683 @interface RefreshBar : UINavigationBar {
6684     UIProgressIndicator *indicator_;
6685     UITextLabel *prompt_;
6686     UIProgressBar *progress_;
6687     UINavigationButton *cancel_;
6688 }
6689
6690 @end
6691
6692 @implementation RefreshBar
6693
6694 - (void) dealloc {
6695     [indicator_ release];
6696     [prompt_ release];
6697     [progress_ release];
6698     [cancel_ release];
6699     [super dealloc];
6700 }
6701
6702 - (void) positionViews {
6703     CGRect frame = [cancel_ frame];
6704     frame.size = [cancel_ sizeThatFits:frame.size];
6705     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6706     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6707     [cancel_ setFrame:frame];
6708
6709     CGSize prgsize = {75, 100};
6710     CGRect prgrect = {{
6711         [self frame].size.width - prgsize.width - 10,
6712         ([self frame].size.height - prgsize.height) / 2
6713     } , prgsize};
6714     [progress_ setFrame:prgrect];
6715
6716     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6717     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6718     CGRect indrect = {{indoffset, indoffset}, indsize};
6719     [indicator_ setFrame:indrect];
6720
6721     CGSize prmsize = {215, indsize.height + 4};
6722     CGRect prmrect = {{
6723         indoffset * 2 + indsize.width,
6724         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6725     }, prmsize};
6726     [prompt_ setFrame:prmrect];
6727 }
6728
6729 - (void) setFrame:(CGRect)frame {
6730     [super setFrame:frame];
6731     [self positionViews];
6732 }
6733
6734 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6735     if ((self = [super initWithFrame:frame]) != nil) {
6736         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6737
6738         [self setBarStyle:UIBarStyleBlack];
6739
6740         UIBarStyle barstyle([self _barStyle:NO]);
6741         bool ugly(barstyle == UIBarStyleDefault);
6742
6743         UIProgressIndicatorStyle style = ugly ?
6744             UIProgressIndicatorStyleMediumBrown :
6745             UIProgressIndicatorStyleMediumWhite;
6746
6747         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6748         [indicator_ setStyle:style];
6749         [indicator_ startAnimation];
6750         [self addSubview:indicator_];
6751
6752         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6753         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6754         [prompt_ setBackgroundColor:[UIColor clearColor]];
6755         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6756         [self addSubview:prompt_];
6757
6758         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6759         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6760         [progress_ setStyle:0];
6761         [self addSubview:progress_];
6762
6763         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6764         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6765         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6766         [cancel_ setBarStyle:barstyle];
6767
6768         [self positionViews];
6769     } return self;
6770 }
6771
6772 - (void) setCancellable:(bool)cancellable {
6773     if (cancellable)
6774         [self addSubview:cancel_];
6775     else
6776         [cancel_ removeFromSuperview];
6777 }
6778
6779 - (void) start {
6780     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6781     [progress_ setProgress:0];
6782 }
6783
6784 - (void) stop {
6785     [self setCancellable:NO];
6786 }
6787
6788 - (void) setPrompt:(NSString *)prompt {
6789     [prompt_ setText:prompt];
6790 }
6791
6792 - (void) setProgress:(float)progress {
6793     [progress_ setProgress:progress];
6794 }
6795
6796 @end
6797 /* }}} */
6798
6799 @class CYNavigationController;
6800
6801 /* Cydia Tab Bar Controller {{{ */
6802 @interface CYTabBarController : UITabBarController <
6803     UITabBarControllerDelegate,
6804     ProgressDelegate
6805 > {
6806     _transient Database *database_;
6807     RefreshBar *refreshbar_;
6808
6809     bool dropped_;
6810     bool updating_;
6811     // XXX: ok, "updatedelegate_"?...
6812     _transient NSObject<CydiaDelegate> *updatedelegate_;
6813
6814     id root_;
6815     UIViewController *remembered_;
6816     _transient UIViewController *transient_;
6817 }
6818
6819 - (NSArray *) navigationURLCollection;
6820 - (void) dropBar:(BOOL)animated;
6821 - (void) beginUpdate;
6822 - (void) raiseBar:(BOOL)animated;
6823 - (BOOL) updating;
6824
6825 @end
6826
6827 @implementation CYTabBarController
6828
6829 - (void) setUnselectedViewController:(UIViewController *)transient {
6830     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6831     if (transient != nil) {
6832         if (transient_ == nil)
6833             remembered_ = [[controllers objectAtIndex:0] retain];
6834         transient_ = transient;
6835         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6836         [controllers replaceObjectAtIndex:0 withObject:transient_];
6837         [self setSelectedIndex:0];
6838         [self setViewControllers:controllers];
6839         [self concealTabBarSelection];
6840     } else if (remembered_ != nil) {
6841         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6842         transient_ = transient;
6843         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6844         [remembered_ release];
6845         remembered_ = nil;
6846         [self setViewControllers:controllers];
6847         [self revealTabBarSelection];
6848     }
6849 }
6850
6851 - (UIViewController *) unselectedViewController {
6852     return transient_;
6853 }
6854
6855 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6856     if ([self unselectedViewController])
6857         [self setUnselectedViewController:nil];
6858 }
6859
6860 - (NSArray *) navigationURLCollection {
6861     NSMutableArray *items([NSMutableArray array]);
6862
6863     // XXX: Should this deal with transient view controllers?
6864     for (id navigation in [self viewControllers]) {
6865         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6866         if (stack != nil)
6867             [items addObject:stack];
6868     }
6869
6870     return items;
6871 }
6872
6873 - (void) reloadData {
6874     for (CYViewController *controller in [self viewControllers])
6875         [controller reloadData];
6876
6877     [(CYNavigationController *)[self unselectedViewController] reloadData];
6878 }
6879
6880 - (void) dealloc {
6881     [refreshbar_ release];
6882     [[NSNotificationCenter defaultCenter] removeObserver:self];
6883
6884     [super dealloc];
6885 }
6886
6887 - (id) initWithDatabase:(Database *)database {
6888     if ((self = [super init]) != nil) {
6889         database_ = database;
6890         [self setDelegate:self];
6891
6892         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6893         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6894
6895         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6896     } return self;
6897 }
6898
6899 - (void) setUpdate:(NSDate *)date {
6900     [self beginUpdate];
6901 }
6902
6903 - (void) beginUpdate {
6904     [refreshbar_ start];
6905     [self dropBar:YES];
6906
6907     [updatedelegate_ retainNetworkActivityIndicator];
6908     updating_ = true;
6909
6910     [NSThread
6911         detachNewThreadSelector:@selector(performUpdate)
6912         toTarget:self
6913         withObject:nil
6914     ];
6915 }
6916
6917 - (void) performUpdate { _pooled
6918     Status status;
6919     status.setDelegate(self);
6920     [database_ updateWithStatus:status];
6921
6922     [self
6923         performSelectorOnMainThread:@selector(completeUpdate)
6924         withObject:nil
6925         waitUntilDone:NO
6926     ];
6927 }
6928
6929 - (void) stopUpdateWithSelector:(SEL)selector {
6930     updating_ = false;
6931     [updatedelegate_ releaseNetworkActivityIndicator];
6932
6933     [self raiseBar:YES];
6934     [refreshbar_ stop];
6935
6936     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6937 }
6938
6939 - (void) completeUpdate {
6940     if (!updating_)
6941         return;
6942     [self stopUpdateWithSelector:@selector(reloadData)];
6943 }
6944
6945 - (void) cancelUpdate {
6946     [self stopUpdateWithSelector:@selector(updateData)];
6947 }
6948
6949 - (void) cancelPressed {
6950     [self cancelUpdate];
6951 }
6952
6953 - (BOOL) updating {
6954     return updating_;
6955 }
6956
6957 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6958     [refreshbar_ setPrompt:[event compoundMessage]];
6959 }
6960
6961 - (bool) isProgressCancelled {
6962     return !updating_;
6963 }
6964
6965 - (void) setProgressCancellable:(NSNumber *)cancellable {
6966     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6967 }
6968
6969 - (void) setProgressPercent:(NSNumber *)percent {
6970     [refreshbar_ setProgress:[percent floatValue]];
6971 }
6972
6973 - (void) setProgressStatus:(NSDictionary *)status {
6974     if (status != nil)
6975         [self setProgressPercent:[status objectForKey:@"Percent"]];
6976 }
6977
6978 - (void) setUpdateDelegate:(id)delegate {
6979     updatedelegate_ = delegate;
6980 }
6981
6982 - (CGFloat) statusBarHeight {
6983     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6984         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6985     } else {
6986         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6987     }
6988 }
6989
6990 - (UIView *) transitionView {
6991     if ([self respondsToSelector:@selector(_transitionView)])
6992         return [self _transitionView];
6993     else
6994         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6995 }
6996
6997 - (void) dropBar:(BOOL)animated {
6998     if (dropped_)
6999         return;
7000     dropped_ = true;
7001
7002     UIView *transition([self transitionView]);
7003     [[self view] addSubview:refreshbar_];
7004
7005     CGRect barframe([refreshbar_ frame]);
7006
7007     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7008         barframe.origin.y = [self statusBarHeight];
7009     else
7010         barframe.origin.y = 0;
7011
7012     [refreshbar_ setFrame:barframe];
7013
7014     if (animated)
7015         [UIView beginAnimations:nil context:NULL];
7016
7017     CGRect viewframe = [transition frame];
7018     viewframe.origin.y += barframe.size.height;
7019     viewframe.size.height -= barframe.size.height;
7020     [transition setFrame:viewframe];
7021
7022     if (animated)
7023         [UIView commitAnimations];
7024
7025     // Ensure bar has the proper width for our view, it might have changed
7026     barframe.size.width = viewframe.size.width;
7027     [refreshbar_ setFrame:barframe];
7028
7029     // XXX: fix Apple's layout bug
7030     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7031 }
7032
7033 - (void) raiseBar:(BOOL)animated {
7034     if (!dropped_)
7035         return;
7036     dropped_ = false;
7037
7038     UIView *transition([self transitionView]);
7039     [refreshbar_ removeFromSuperview];
7040
7041     CGRect barframe([refreshbar_ frame]);
7042
7043     if (animated)
7044         [UIView beginAnimations:nil context:NULL];
7045
7046     CGRect viewframe = [transition frame];
7047     viewframe.origin.y -= barframe.size.height;
7048     viewframe.size.height += barframe.size.height;
7049     [transition setFrame:viewframe];
7050
7051     if (animated)
7052         [UIView commitAnimations];
7053
7054     // XXX: fix Apple's layout bug
7055     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7056 }
7057
7058 #if 0
7059 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7060     // XXX: fix Apple's layout bug
7061     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7062 }
7063 #endif
7064
7065 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7066     bool dropped(dropped_);
7067
7068     if (dropped)
7069         [self raiseBar:NO];
7070
7071     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7072
7073     if (dropped)
7074         [self dropBar:NO];
7075
7076     // XXX: fix Apple's layout bug
7077     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7078 }
7079
7080 - (void) statusBarFrameChanged:(NSNotification *)notification {
7081     if (dropped_) {
7082         [self raiseBar:NO];
7083         [self dropBar:NO];
7084     }
7085 }
7086
7087 @end
7088 /* }}} */
7089 /* Cydia Navigation Controller {{{ */
7090 @interface CYNavigationController : UINavigationController {
7091     _transient Database *database_;
7092     _transient id<UINavigationControllerDelegate> delegate_;
7093 }
7094
7095 - (NSArray *) navigationURLCollection;
7096 - (id) initWithDatabase:(Database *)database;
7097 - (void) reloadData;
7098
7099 @end
7100
7101
7102 @implementation CYNavigationController
7103
7104 - (NSArray *) navigationURLCollection {
7105     NSMutableArray *stack([NSMutableArray array]);
7106
7107     for (CYViewController *controller in [self viewControllers]) {
7108         NSString *url = [[controller navigationURL] absoluteString];
7109         if (url != nil)
7110             [stack addObject:url];
7111     }
7112
7113     return stack;
7114 }
7115
7116 - (void) reloadData {
7117     for (CYViewController *page in [self viewControllers]) {
7118         // Only reload controllers that have already loaded.
7119         // This prevents a page from accidentally loading too
7120         // early if it hasn't been shown on the screen yet.
7121         if ([page hasLoaded])
7122             [page reloadData];
7123     }
7124 }
7125
7126 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
7127     delegate_ = delegate;
7128 }
7129
7130 - (id) initWithDatabase:(Database *)database {
7131     if ((self = [super init]) != nil) {
7132         database_ = database;
7133     } return self;
7134 }
7135
7136 @end
7137 /* }}} */
7138
7139 /* Cydia:// Protocol {{{ */
7140 @interface CydiaURLProtocol : NSURLProtocol {
7141 }
7142
7143 @end
7144
7145 @implementation CydiaURLProtocol
7146
7147 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7148     NSURL *url([request URL]);
7149     if (url == nil)
7150         return NO;
7151
7152     NSString *scheme([[url scheme] lowercaseString]);
7153     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7154         return YES;
7155     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7156         return YES;
7157
7158     return NO;
7159 }
7160
7161 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7162     return request;
7163 }
7164
7165 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7166     id<NSURLProtocolClient> client([self client]);
7167     if (icon == nil)
7168         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7169     else {
7170         NSData *data(UIImagePNGRepresentation(icon));
7171
7172         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7173         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7174         [client URLProtocol:self didLoadData:data];
7175         [client URLProtocolDidFinishLoading:self];
7176     }
7177 }
7178
7179 - (void) startLoading {
7180     id<NSURLProtocolClient> client([self client]);
7181     NSURLRequest *request([self request]);
7182
7183     NSURL *url([request URL]);
7184     NSString *href([url absoluteString]);
7185     NSString *scheme([[url scheme] lowercaseString]);
7186
7187     NSString *path;
7188
7189     if ([scheme isEqualToString:@"cydia"])
7190         path = [href substringFromIndex:8];
7191     else if ([scheme isEqualToString:@"about"])
7192         path = [href substringFromIndex:12];
7193     else _assert(false);
7194
7195     NSRange slash([path rangeOfString:@"/"]);
7196
7197     NSString *command;
7198     if (slash.location == NSNotFound) {
7199         command = path;
7200         path = nil;
7201     } else {
7202         command = [path substringToIndex:slash.location];
7203         path = [path substringFromIndex:(slash.location + 1)];
7204     }
7205
7206     Database *database([Database sharedInstance]);
7207
7208     if ([command isEqualToString:@"package-icon"]) {
7209         if (path == nil)
7210             goto fail;
7211         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7212         Package *package([database packageWithName:path]);
7213         if (package == nil)
7214             goto fail;
7215         UIImage *icon([package icon]);
7216         [self _returnPNGWithImage:icon forRequest:request];
7217     } else if ([command isEqualToString:@"source-icon"]) {
7218         if (path == nil)
7219             goto fail;
7220         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7221         NSString *source(Simplify(path));
7222         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7223         if (icon == nil)
7224             icon = [UIImage applicationImageNamed:@"unknown.png"];
7225         [self _returnPNGWithImage:icon forRequest:request];
7226     } else if ([command isEqualToString:@"uikit-image"]) {
7227         if (path == nil)
7228             goto fail;
7229         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7230         UIImage *icon(_UIImageWithName(path));
7231         [self _returnPNGWithImage:icon forRequest:request];
7232     } else if ([command isEqualToString:@"section-icon"]) {
7233         if (path == nil)
7234             goto fail;
7235         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7236         NSString *section(Simplify(path));
7237         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7238         if (icon == nil)
7239             icon = [UIImage applicationImageNamed:@"unknown.png"];
7240         [self _returnPNGWithImage:icon forRequest:request];
7241     } else fail: {
7242         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7243     }
7244 }
7245
7246 - (void) stopLoading {
7247 }
7248
7249 @end
7250 /* }}} */
7251
7252 /* Section Controller {{{ */
7253 @interface SectionController : FilteredPackageListController {
7254     _H<NSString> section_;
7255 }
7256
7257 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7258
7259 @end
7260
7261 @implementation SectionController
7262
7263 - (NSURL *) navigationURL {
7264     NSString *name = section_;
7265     if (name == nil)
7266         name = @"all";
7267
7268     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7269 }
7270
7271 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7272     NSString *title;
7273     if (name == nil)
7274         title = UCLocalize("ALL_PACKAGES");
7275     else if (![name isEqual:@""])
7276         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7277     else
7278         title = UCLocalize("NO_SECTION");
7279
7280     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7281         section_ = name;
7282     } return self;
7283 }
7284
7285 @end
7286 /* }}} */
7287 /* Sections Controller {{{ */
7288 @interface SectionsController : CYViewController <
7289     UITableViewDataSource,
7290     UITableViewDelegate
7291 > {
7292     _transient Database *database_;
7293     NSMutableArray *sections_;
7294     NSMutableArray *filtered_;
7295     UITableView *list_;
7296 }
7297
7298 - (id) initWithDatabase:(Database *)database;
7299 - (void) editButtonClicked;
7300
7301 @end
7302
7303 @implementation SectionsController
7304
7305 - (void) dealloc {
7306     [self releaseSubviews];
7307     [sections_ release];
7308     [filtered_ release];
7309
7310     [super dealloc];
7311 }
7312
7313 - (NSURL *) navigationURL {
7314     return [NSURL URLWithString:@"cydia://sections"];
7315 }
7316
7317 - (void) updateNavigationItem {
7318     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7319     if ([sections_ count] == 0) {
7320         [[self navigationItem] setRightBarButtonItem:nil];
7321     } else {
7322         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7323             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7324             target:self
7325             action:@selector(editButtonClicked)
7326         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7327     }
7328 }
7329
7330 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7331     [super setEditing:editing animated:animated];
7332
7333     if (editing)
7334         [list_ reloadData];
7335     else
7336         [delegate_ updateData];
7337
7338     [self updateNavigationItem];
7339 }
7340
7341 - (void) viewDidAppear:(BOOL)animated {
7342     [super viewDidAppear:animated];
7343     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7344 }
7345
7346 - (void) viewWillDisappear:(BOOL)animated {
7347     [super viewWillDisappear:animated];
7348     if ([self isEditing]) [self setEditing:NO];
7349 }
7350
7351 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7352     Section *section = nil;
7353     int index = [indexPath row];
7354     if (![self isEditing]) {
7355         index -= 1;
7356         if (index >= 0)
7357             section = [filtered_ objectAtIndex:index];
7358     } else {
7359         section = [sections_ objectAtIndex:index];
7360     }
7361     return section;
7362 }
7363
7364 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7365     if ([self isEditing])
7366         return [sections_ count];
7367     else
7368         return [filtered_ count] + 1;
7369 }
7370
7371 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7372     return 45.0f;
7373 }*/
7374
7375 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7376     static NSString *reuseIdentifier = @"SectionCell";
7377
7378     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7379     if (cell == nil)
7380         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7381
7382     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7383
7384     return cell;
7385 }
7386
7387 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7388     if ([self isEditing])
7389         return;
7390
7391     Section *section = [self sectionAtIndexPath:indexPath];
7392
7393     SectionController *controller = [[[SectionController alloc]
7394         initWithDatabase:database_
7395         section:[section name]
7396     ] autorelease];
7397     [controller setDelegate:delegate_];
7398
7399     [[self navigationController] pushViewController:controller animated:YES];
7400 }
7401
7402 - (void) loadView {
7403     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7404
7405     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7406     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7407     [list_ setRowHeight:45.0f];
7408     [list_ setDataSource:self];
7409     [list_ setDelegate:self];
7410     [[self view] addSubview:list_];
7411 }
7412
7413 - (void) viewDidLoad {
7414     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7415 }
7416
7417 - (void) releaseSubviews {
7418     [list_ release];
7419     list_ = nil;
7420 }
7421
7422 - (id) initWithDatabase:(Database *)database {
7423     if ((self = [super init]) != nil) {
7424         database_ = database;
7425
7426         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7427         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7428     } return self;
7429 }
7430
7431 - (void) reloadData {
7432     [super reloadData];
7433
7434     NSArray *packages = [database_ packages];
7435
7436     [sections_ removeAllObjects];
7437     [filtered_ removeAllObjects];
7438
7439     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7440
7441     _trace();
7442     for (Package *package in packages) {
7443         NSString *name([package section]);
7444         NSString *key(name == nil ? @"" : name);
7445
7446         Section *section;
7447
7448         _profile(SectionsView$reloadData$Section)
7449             section = [sections objectForKey:key];
7450             if (section == nil) {
7451                 _profile(SectionsView$reloadData$Section$Allocate)
7452                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7453                     [sections setObject:section forKey:key];
7454                 _end
7455             }
7456         _end
7457
7458         [section addToCount];
7459
7460         _profile(SectionsView$reloadData$Filter)
7461             if (![package valid] || ![package visible])
7462                 continue;
7463         _end
7464
7465         [section addToRow];
7466     }
7467     _trace();
7468
7469     [sections_ addObjectsFromArray:[sections allValues]];
7470
7471     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7472
7473     for (Section *section in sections_) {
7474         size_t count([section row]);
7475         if (count == 0)
7476             continue;
7477
7478         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7479         [section setCount:count];
7480         [filtered_ addObject:section];
7481     }
7482
7483     [self updateNavigationItem];
7484     [list_ reloadData];
7485     _trace();
7486 }
7487
7488 - (void) editButtonClicked {
7489     [self setEditing:![self isEditing] animated:YES];
7490 }
7491
7492 @end
7493 /* }}} */
7494
7495 /* Changes Controller {{{ */
7496 @interface ChangesController : CYViewController <
7497     UITableViewDataSource,
7498     UITableViewDelegate
7499 > {
7500     _transient Database *database_;
7501     unsigned era_;
7502     CFMutableArrayRef packages_;
7503     NSMutableArray *sections_;
7504     UITableView *list_;
7505     unsigned upgrades_;
7506     BOOL hasSentFirstLoad_;
7507 }
7508
7509 - (id) initWithDatabase:(Database *)database;
7510
7511 @end
7512
7513 @implementation ChangesController
7514
7515 - (void) dealloc {
7516     [self releaseSubviews];
7517     CFRelease(packages_);
7518     [sections_ release];
7519
7520     [super dealloc];
7521 }
7522
7523 - (NSURL *) navigationURL {
7524     return [NSURL URLWithString:@"cydia://changes"];
7525 }
7526
7527 - (void) viewWillAppear:(BOOL)animated {
7528     // Loads after it appears, so don't load beforehand.
7529     loaded_ = YES;
7530     [super viewWillAppear:animated];
7531 }
7532
7533 - (void) viewDidAppear:(BOOL)animated {
7534     [super viewDidAppear:animated];
7535
7536     if (!hasSentFirstLoad_) {
7537         hasSentFirstLoad_ = YES;
7538         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7539     } else {
7540         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7541     }
7542 }
7543
7544 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7545     NSInteger count([sections_ count]);
7546     return count == 0 ? 1 : count;
7547 }
7548
7549 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7550     if ([sections_ count] == 0)
7551         return nil;
7552     return [[sections_ objectAtIndex:section] name];
7553 }
7554
7555 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7556     if ([sections_ count] == 0)
7557         return 0;
7558     return [[sections_ objectAtIndex:section] count];
7559 }
7560
7561 - (Package *) packageAtIndex:(NSUInteger)index {
7562     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7563 }
7564
7565 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7566 @synchronized (database_) {
7567     if ([database_ era] != era_)
7568         return nil;
7569
7570     NSUInteger sectionIndex([path section]);
7571     if (sectionIndex >= [sections_ count])
7572         return nil;
7573     Section *section([sections_ objectAtIndex:sectionIndex]);
7574     NSInteger row([path row]);
7575     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7576 } }
7577
7578 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7579     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7580     if (cell == nil)
7581         cell = [[[PackageCell alloc] init] autorelease];
7582     [cell setPackage:[self packageAtIndexPath:path]];
7583     return cell;
7584 }
7585
7586 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7587     Package *package([self packageAtIndexPath:path]);
7588     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7589     [view setDelegate:delegate_];
7590     [[self navigationController] pushViewController:view animated:YES];
7591     return path;
7592 }
7593
7594 - (void) refreshButtonClicked {
7595     [delegate_ beginUpdate];
7596     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7597 }
7598
7599 - (void) upgradeButtonClicked {
7600     [delegate_ distUpgrade];
7601 }
7602
7603 - (void) loadView {
7604     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7605
7606     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7607     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7608     [list_ setRowHeight:73];
7609     [list_ setDataSource:self];
7610     [list_ setDelegate:self];
7611     [[self view] addSubview:list_];
7612 }
7613
7614 - (void) viewDidLoad {
7615     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7616 }
7617
7618 - (void) releaseSubviews {
7619     [list_ release];
7620     list_ = nil;
7621 }
7622
7623 - (id) initWithDatabase:(Database *)database {
7624     if ((self = [super init]) != nil) {
7625         database_ = database;
7626
7627         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7628         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7629     } return self;
7630 }
7631
7632 // this mostly works because reloadData (below) is @synchronized (database_)
7633 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7634 - (void) _reloadPackages:(NSArray *)packages {
7635     CFRelease(packages_);
7636     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7637
7638     _trace();
7639     _profile(ChangesController$_reloadPackages$Filter)
7640         for (Package *package in packages)
7641             if ([package upgradableAndEssential:YES] || [package visible])
7642                 CFArrayAppendValue(packages_, package);
7643     _end
7644     _trace();
7645     _profile(ChangesController$_reloadPackages$radixSort)
7646         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7647     _end
7648     _trace();
7649 }
7650
7651 - (void) reloadData {
7652 @synchronized (database_) {
7653     era_ = [database_ era];
7654     NSArray *packages = [database_ packages];
7655
7656     [sections_ removeAllObjects];
7657
7658 #if 1
7659     UIProgressHUD *hud([delegate_ addProgressHUD]);
7660     [hud setText:UCLocalize("LOADING")];
7661     //NSLog(@"HUD:%@::%@", delegate_, hud);
7662     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7663     [delegate_ removeProgressHUD:hud];
7664 #else
7665     [self _reloadPackages:packages];
7666 #endif
7667
7668     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7669     Section *ignored = nil;
7670     Section *section = nil;
7671     time_t last = 0;
7672
7673     upgrades_ = 0;
7674     bool unseens = false;
7675
7676     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7677
7678     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7679         Package *package = [self packageAtIndex:offset];
7680
7681         BOOL uae = [package upgradableAndEssential:YES];
7682
7683         if (!uae) {
7684             unseens = true;
7685             time_t seen([package seen]);
7686
7687             if (section == nil || last != seen) {
7688                 last = seen;
7689
7690                 NSString *name;
7691                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7692                 [name autorelease];
7693
7694                 _profile(ChangesController$reloadData$Allocate)
7695                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7696                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7697                     [sections_ addObject:section];
7698                 _end
7699             }
7700
7701             [section addToCount];
7702         } else if ([package ignored]) {
7703             if (ignored == nil) {
7704                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7705             }
7706             [ignored addToCount];
7707         } else {
7708             ++upgrades_;
7709             [upgradable addToCount];
7710         }
7711     }
7712     _trace();
7713
7714     CFRelease(formatter);
7715
7716     if (unseens) {
7717         Section *last = [sections_ lastObject];
7718         size_t count = [last count];
7719         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7720         [sections_ removeLastObject];
7721     }
7722
7723     if ([ignored count] != 0)
7724         [sections_ insertObject:ignored atIndex:0];
7725     if (upgrades_ != 0)
7726         [sections_ insertObject:upgradable atIndex:0];
7727
7728     [list_ reloadData];
7729
7730     if (upgrades_ > 0)
7731         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7732             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7733             style:UIBarButtonItemStylePlain
7734             target:self
7735             action:@selector(upgradeButtonClicked)
7736         ] autorelease]];
7737
7738     if (![delegate_ updating])
7739         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7740             initWithTitle:UCLocalize("REFRESH")
7741             style:UIBarButtonItemStylePlain
7742             target:self
7743             action:@selector(refreshButtonClicked)
7744         ] autorelease]];
7745
7746     PrintTimes();
7747 } }
7748
7749 @end
7750 /* }}} */
7751 /* Search Controller {{{ */
7752 @interface SearchController : FilteredPackageListController <
7753     UISearchBarDelegate
7754 > {
7755     _H<UISearchBar> search_;
7756     BOOL searchloaded_;
7757 }
7758
7759 - (id) initWithDatabase:(Database *)database;
7760 - (void) setSearchTerm:(NSString *)term;
7761 - (void) reloadData;
7762
7763 @end
7764
7765 @implementation SearchController
7766
7767 - (void) dealloc {
7768     [search_ setDelegate:nil];
7769     [super dealloc];
7770 }
7771
7772 - (NSURL *) navigationURL {
7773     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7774         return [NSURL URLWithString:@"cydia://search"];
7775     else
7776         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7777 }
7778
7779 - (void) setSearchTerm:(NSString *)searchTerm {
7780     [search_ setText:searchTerm];
7781     [self reloadData];
7782 }
7783
7784 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7785     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7786     [search_ resignFirstResponder];
7787     [self reloadData];
7788 }
7789
7790 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7791     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7792     [self reloadData];
7793 }
7794
7795 - (id) initWithDatabase:(Database *)database {
7796     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7797         search_ = [[[UISearchBar alloc] init] autorelease];
7798         [search_ setDelegate:self];
7799     } return self;
7800 }
7801
7802 - (void) viewDidAppear:(BOOL)animated {
7803     [super viewDidAppear:animated];
7804
7805     if (!searchloaded_) {
7806         searchloaded_ = YES;
7807         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7808         [search_ layoutSubviews];
7809         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7810
7811         UITextField *textField;
7812         if ([search_ respondsToSelector:@selector(searchField)])
7813             textField = [search_ searchField];
7814         else
7815             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7816
7817         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7818         [textField setEnablesReturnKeyAutomatically:NO];
7819         [[self navigationItem] setTitleView:textField];
7820     }
7821 }
7822
7823 - (void) reloadData {
7824     [self setObject:[search_ text]];
7825     [super reloadData];
7826     [self resetCursor];
7827 }
7828
7829 - (void) didSelectPackage:(Package *)package {
7830     [search_ resignFirstResponder];
7831     [super didSelectPackage:package];
7832 }
7833
7834 @end
7835 /* }}} */
7836 /* Package Settings Controller {{{ */
7837 @interface PackageSettingsController : CYViewController <
7838     UITableViewDataSource,
7839     UITableViewDelegate
7840 > {
7841     _transient Database *database_;
7842     NSString *name_;
7843     Package *package_;
7844     UITableView *table_;
7845     UISwitch *subscribedSwitch_;
7846     UISwitch *ignoredSwitch_;
7847     UITableViewCell *subscribedCell_;
7848     UITableViewCell *ignoredCell_;
7849 }
7850
7851 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7852
7853 @end
7854
7855 @implementation PackageSettingsController
7856
7857 - (void) dealloc {
7858     [self releaseSubviews];
7859     [name_ release];
7860     [package_ release];
7861
7862     [super dealloc];
7863 }
7864
7865 - (NSURL *) navigationURL {
7866     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7867 }
7868
7869 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7870     if (package_ == nil)
7871         return 0;
7872
7873     if ([package_ installed] == nil)
7874         return 1;
7875     else
7876         return 2;
7877 }
7878
7879 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7880     if (package_ == nil)
7881         return 0;
7882
7883     // both sections contain just one item right now.
7884     return 1;
7885 }
7886
7887 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7888     return nil;
7889 }
7890
7891 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7892     if (section == 0)
7893         return UCLocalize("SHOW_ALL_CHANGES_EX");
7894     else
7895         return UCLocalize("IGNORE_UPGRADES_EX");
7896 }
7897
7898 - (void) onSubscribed:(id)control {
7899     bool value([control isOn]);
7900     if (package_ == nil)
7901         return;
7902     if ([package_ setSubscribed:value])
7903         [delegate_ updateData];
7904 }
7905
7906 - (void) _updateIgnored {
7907     const char *package([name_ UTF8String]);
7908     bool on([ignoredSwitch_ isOn]);
7909
7910     pid_t pid(ExecFork());
7911     if (pid == 0) {
7912         FILE *dpkg(popen("dpkg --set-selections", "w"));
7913         fwrite(package, strlen(package), 1, dpkg);
7914
7915         if (on)
7916             fwrite(" hold\n", 6, 1, dpkg);
7917         else
7918             fwrite(" install\n", 9, 1, dpkg);
7919
7920         pclose(dpkg);
7921
7922         exit(0);
7923         _assert(false);
7924     }
7925
7926     _forever {
7927         int status;
7928         int result(waitpid(pid, &status, 0));
7929
7930         if (result != -1) {
7931             _assert(result == pid);
7932             break;
7933         }
7934     }
7935 }
7936
7937 - (void) onIgnored:(id)control {
7938     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7939     [invocation setTarget:self];
7940     [invocation setSelector:@selector(_updateIgnored)];
7941
7942     [delegate_ reloadDataWithInvocation:invocation];
7943 }
7944
7945 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7946     if (package_ == nil)
7947         return nil;
7948
7949     switch ([indexPath section]) {
7950         case 0: return subscribedCell_;
7951         case 1: return ignoredCell_;
7952
7953         _nodefault
7954     }
7955
7956     return nil;
7957 }
7958
7959 - (void) loadView {
7960     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7961
7962     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7963     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7964     [table_ setDataSource:self];
7965     [table_ setDelegate:self];
7966     [[self view] addSubview:table_];
7967
7968     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7969     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7970     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7971
7972     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7973     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7974     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7975
7976     subscribedCell_ = [[UITableViewCell alloc] init];
7977     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7978     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7979     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7980
7981     ignoredCell_ = [[UITableViewCell alloc] init];
7982     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7983     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7984     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7985 }
7986
7987 - (void) viewDidLoad {
7988     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7989 }
7990
7991 - (void) releaseSubviews {
7992     [ignoredCell_ release];
7993     ignoredCell_ = nil;
7994
7995     [subscribedCell_ release];
7996     subscribedCell_ = nil;
7997
7998     [table_ release];
7999     table_ = nil;
8000
8001     [ignoredSwitch_ release];
8002     ignoredSwitch_ = nil;
8003
8004     [subscribedSwitch_ release];
8005     subscribedSwitch_ = nil;
8006 }
8007
8008 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8009     if ((self = [super init]) != nil) {
8010         database_ = database;
8011         name_ = [package retain];
8012     } return self;
8013 }
8014
8015 - (void) reloadData {
8016     [super reloadData];
8017
8018     if (package_ != nil)
8019         [package_ autorelease];
8020     package_ = [database_ packageWithName:name_];
8021
8022     if (package_ != nil) {
8023         package_ = [package_ retain];
8024         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8025         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8026     } // XXX: what now, G?
8027
8028     [table_ reloadData];
8029 }
8030
8031 @end
8032 /* }}} */
8033
8034 /* Installed Controller {{{ */
8035 @interface InstalledController : FilteredPackageListController {
8036     BOOL expert_;
8037 }
8038
8039 - (id) initWithDatabase:(Database *)database;
8040
8041 - (void) updateRoleButton;
8042 - (void) queueStatusDidChange;
8043
8044 @end
8045
8046 @implementation InstalledController
8047
8048 - (void) dealloc {
8049     [super dealloc];
8050 }
8051
8052 - (NSURL *) navigationURL {
8053     return [NSURL URLWithString:@"cydia://installed"];
8054 }
8055
8056 - (id) initWithDatabase:(Database *)database {
8057     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8058         [self updateRoleButton];
8059         [self queueStatusDidChange];
8060     } return self;
8061 }
8062
8063 #if !AlwaysReload
8064 - (void) queueButtonClicked {
8065     [delegate_ queue];
8066 }
8067 #endif
8068
8069 - (void) queueStatusDidChange {
8070 #if !AlwaysReload
8071     if (IsWildcat_) {
8072         if (Queuing_) {
8073             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8074                 initWithTitle:UCLocalize("QUEUE")
8075                 style:UIBarButtonItemStyleDone
8076                 target:self
8077                 action:@selector(queueButtonClicked)
8078             ] autorelease]];
8079         } else {
8080             [[self navigationItem] setLeftBarButtonItem:nil];
8081         }
8082     }
8083 #endif
8084 }
8085
8086 - (void) updateRoleButton {
8087     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8088         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8089             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8090             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8091             target:self
8092             action:@selector(roleButtonClicked)
8093         ] autorelease]];
8094 }
8095
8096 - (void) roleButtonClicked {
8097     [self setObject:[NSNumber numberWithBool:expert_]];
8098     [self reloadData];
8099     expert_ = !expert_;
8100
8101     [self updateRoleButton];
8102 }
8103
8104 @end
8105 /* }}} */
8106
8107 /* Source Cell {{{ */
8108 @interface SourceCell : CYTableViewCell <
8109     ContentDelegate
8110 > {
8111     UIImage *icon_;
8112     NSString *origin_;
8113     NSString *label_;
8114 }
8115
8116 - (void) setSource:(Source *)source;
8117
8118 @end
8119
8120 @implementation SourceCell
8121
8122 - (void) clearSource {
8123     [icon_ release];
8124     [origin_ release];
8125     [label_ release];
8126
8127     icon_ = nil;
8128     origin_ = nil;
8129     label_ = nil;
8130 }
8131
8132 - (void) setSource:(Source *)source {
8133     [self clearSource];
8134
8135     if (icon_ == nil)
8136         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8137     if (icon_ == nil)
8138         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8139     icon_ = [icon_ retain];
8140
8141     origin_ = [[source name] retain];
8142     label_ = [[source uri] retain];
8143
8144     [content_ setNeedsDisplay];
8145 }
8146
8147 - (void) dealloc {
8148     [self clearSource];
8149     [super dealloc];
8150 }
8151
8152 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8153     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8154         UIView *content([self contentView]);
8155         CGRect bounds([content bounds]);
8156
8157         content_ = [[ContentView alloc] initWithFrame:bounds];
8158         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8159         [content_ setBackgroundColor:[UIColor whiteColor]];
8160         [content addSubview:content_];
8161
8162         [content_ setDelegate:self];
8163         [content_ setOpaque:YES];
8164     } return self;
8165 }
8166
8167 - (NSString *) accessibilityLabel {
8168     return label_;
8169 }
8170
8171 - (void) drawContentRect:(CGRect)rect {
8172     bool highlighted(highlighted_);
8173     float width(rect.size.width);
8174
8175     if (icon_ != nil)
8176         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8177
8178     if (highlighted)
8179         UISetColor(White_);
8180
8181     if (!highlighted)
8182         UISetColor(Black_);
8183     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8184
8185     if (!highlighted)
8186         UISetColor(Blue_);
8187     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8188 }
8189
8190 @end
8191 /* }}} */
8192 /* Source Controller {{{ */
8193 @interface SourceController : FilteredPackageListController {
8194     _transient Source *source_;
8195     NSString *key_;
8196 }
8197
8198 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8199
8200 @end
8201
8202 @implementation SourceController
8203
8204 - (NSURL *) navigationURL {
8205     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8206 }
8207
8208 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8209     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8210         source_ = source;
8211         key_ = [[source key] retain];
8212     } return self;
8213 }
8214
8215 - (void) reloadData {
8216     source_ = [database_ sourceWithKey:key_];
8217     [key_ release];
8218     key_ = [[source_ key] retain];
8219     [self setObject:source_];
8220     [[self navigationItem] setTitle:[source_ label]];
8221
8222     [super reloadData];
8223 }
8224
8225 @end
8226 /* }}} */
8227 /* Sources Controller {{{ */
8228 @interface SourcesController : CYViewController <
8229     UITableViewDataSource,
8230     UITableViewDelegate
8231 > {
8232     _transient Database *database_;
8233     UITableView *list_;
8234     NSMutableArray *sources_;
8235     int offset_;
8236
8237     NSString *href_;
8238     UIProgressHUD *hud_;
8239     NSError *error_;
8240
8241     //NSURLConnection *installer_;
8242     NSURLConnection *trivial_;
8243     NSURLConnection *trivial_bz2_;
8244     NSURLConnection *trivial_gz_;
8245     //NSURLConnection *automatic_;
8246
8247     BOOL cydia_;
8248 }
8249
8250 - (id) initWithDatabase:(Database *)database;
8251 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8252
8253 @end
8254
8255 @implementation SourcesController
8256
8257 - (void) _releaseConnection:(NSURLConnection *)connection {
8258     if (connection != nil) {
8259         [connection cancel];
8260         //[connection setDelegate:nil];
8261         [connection release];
8262     }
8263 }
8264
8265 - (void) dealloc {
8266     [self releaseSubviews];
8267
8268     [href_ release];
8269     [hud_ release];
8270     [error_ release];
8271
8272     //[self _releaseConnection:installer_];
8273     [self _releaseConnection:trivial_];
8274     [self _releaseConnection:trivial_gz_];
8275     [self _releaseConnection:trivial_bz2_];
8276     //[self _releaseConnection:automatic_];
8277
8278     [sources_ release];
8279     [super dealloc];
8280 }
8281
8282 - (NSURL *) navigationURL {
8283     return [NSURL URLWithString:@"cydia://sources"];
8284 }
8285
8286 - (void) viewDidAppear:(BOOL)animated {
8287     [super viewDidAppear:animated];
8288     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8289 }
8290
8291 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8292     return offset_ == 0 ? 1 : 2;
8293 }
8294
8295 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8296     switch (section + (offset_ == 0 ? 1 : 0)) {
8297         case 0: return UCLocalize("ENTERED_BY_USER");
8298         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8299
8300         _nodefault
8301     }
8302 }
8303
8304 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8305     int count = [sources_ count];
8306     switch (section) {
8307         case 0: return (offset_ == 0 ? count : offset_);
8308         case 1: return count - offset_;
8309
8310         _nodefault
8311     }
8312 }
8313
8314 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8315     unsigned idx = 0;
8316     switch (indexPath.section) {
8317         case 0: idx = indexPath.row; break;
8318         case 1: idx = indexPath.row + offset_; break;
8319
8320         _nodefault
8321     }
8322     return [sources_ objectAtIndex:idx];
8323 }
8324
8325 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8326     static NSString *cellIdentifier = @"SourceCell";
8327
8328     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8329     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8330     [cell setSource:[self sourceAtIndexPath:indexPath]];
8331     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8332
8333     return cell;
8334 }
8335
8336 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8337     Source *source = [self sourceAtIndexPath:indexPath];
8338
8339     SourceController *controller = [[[SourceController alloc]
8340         initWithDatabase:database_
8341         source:source
8342     ] autorelease];
8343
8344     [controller setDelegate:delegate_];
8345
8346     [[self navigationController] pushViewController:controller animated:YES];
8347 }
8348
8349 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8350     Source *source = [self sourceAtIndexPath:indexPath];
8351     return [source record] != nil;
8352 }
8353
8354 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8355     Source *source = [self sourceAtIndexPath:indexPath];
8356     [Sources_ removeObjectForKey:[source key]];
8357     [delegate_ syncData];
8358 }
8359
8360 - (void) complete {
8361     [delegate_ addTrivialSource:href_];
8362     [delegate_ syncData];
8363 }
8364
8365 - (NSString *) getWarning {
8366     NSString *href(href_);
8367     NSRange colon([href rangeOfString:@"://"]);
8368     if (colon.location != NSNotFound)
8369         href = [href substringFromIndex:(colon.location + 3)];
8370     href = [href stringByAddingPercentEscapes];
8371     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8372     href = [href stringByCachingURLWithCurrentCDN];
8373
8374     NSURL *url([NSURL URLWithString:href]);
8375
8376     NSStringEncoding encoding;
8377     NSError *error(nil);
8378
8379     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8380         return [warning length] == 0 ? nil : warning;
8381     return nil;
8382 }
8383
8384 - (void) _endConnection:(NSURLConnection *)connection {
8385     // XXX: the memory management in this method is horribly awkward
8386
8387     NSURLConnection **field = NULL;
8388     if (connection == trivial_)
8389         field = &trivial_;
8390     else if (connection == trivial_bz2_)
8391         field = &trivial_bz2_;
8392     else if (connection == trivial_gz_)
8393         field = &trivial_gz_;
8394     _assert(field != NULL);
8395     [connection release];
8396     *field = nil;
8397
8398     if (
8399         trivial_ == nil &&
8400         trivial_bz2_ == nil &&
8401         trivial_gz_ == nil
8402     ) {
8403         bool defer(false);
8404
8405         if (cydia_) {
8406             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8407                 defer = true;
8408
8409                 UIAlertView *alert = [[[UIAlertView alloc]
8410                     initWithTitle:UCLocalize("SOURCE_WARNING")
8411                     message:warning
8412                     delegate:self
8413                     cancelButtonTitle:UCLocalize("CANCEL")
8414                     otherButtonTitles:
8415                         UCLocalize("ADD_ANYWAY"),
8416                     nil
8417                 ] autorelease];
8418
8419                 [alert setContext:@"warning"];
8420                 [alert setNumberOfRows:1];
8421                 [alert show];
8422             } else
8423                 [self complete];
8424         } else if (error_ != nil) {
8425             UIAlertView *alert = [[[UIAlertView alloc]
8426                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8427                 message:[error_ localizedDescription]
8428                 delegate:self
8429                 cancelButtonTitle:UCLocalize("OK")
8430                 otherButtonTitles:nil
8431             ] autorelease];
8432
8433             [alert setContext:@"urlerror"];
8434             [alert show];
8435         } else {
8436             UIAlertView *alert = [[[UIAlertView alloc]
8437                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8438                 message:UCLocalize("NOT_REPOSITORY_EX")
8439                 delegate:self
8440                 cancelButtonTitle:UCLocalize("OK")
8441                 otherButtonTitles:nil
8442             ] autorelease];
8443
8444             [alert setContext:@"trivial"];
8445             [alert show];
8446         }
8447
8448         [delegate_ releaseNetworkActivityIndicator];
8449
8450         [delegate_ removeProgressHUD:hud_];
8451         [hud_ autorelease];
8452         hud_ = nil;
8453
8454         if (!defer) {
8455             [href_ release];
8456             href_ = nil;
8457         }
8458
8459         if (error_ != nil) {
8460             [error_ release];
8461             error_ = nil;
8462         }
8463     }
8464 }
8465
8466 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8467     switch ([response statusCode]) {
8468         case 200:
8469             cydia_ = YES;
8470     }
8471 }
8472
8473 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8474     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8475     if (error_ != nil)
8476         error_ = [error retain];
8477     [self _endConnection:connection];
8478 }
8479
8480 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8481     [self _endConnection:connection];
8482 }
8483
8484 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8485     NSMutableURLRequest *request = [NSMutableURLRequest
8486         requestWithURL:[NSURL URLWithString:href]
8487         cachePolicy:NSURLRequestUseProtocolCachePolicy
8488         timeoutInterval:120.0
8489     ];
8490
8491     [request setHTTPMethod:method];
8492
8493     if (Machine_ != NULL)
8494         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8495     if (UniqueID_ != nil)
8496         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8497
8498     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8499 }
8500
8501 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8502     NSString *context([alert context]);
8503
8504     if ([context isEqualToString:@"source"]) {
8505         switch (button) {
8506             case 1: {
8507                 NSString *href = [[alert textField] text];
8508
8509                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8510
8511                 if (![href hasSuffix:@"/"])
8512                     href_ = [href stringByAppendingString:@"/"];
8513                 else
8514                     href_ = href;
8515                 href_ = [href_ retain];
8516
8517                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8518                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8519                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8520                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8521
8522                 cydia_ = false;
8523
8524                 // XXX: this is stupid
8525                 hud_ = [[delegate_ addProgressHUD] retain];
8526                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8527                 [delegate_ retainNetworkActivityIndicator];
8528             } break;
8529
8530             case 0:
8531             break;
8532
8533             _nodefault
8534         }
8535
8536         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8537     } else if ([context isEqualToString:@"trivial"])
8538         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8539     else if ([context isEqualToString:@"urlerror"])
8540         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8541     else if ([context isEqualToString:@"warning"]) {
8542         switch (button) {
8543             case 1:
8544                 [self complete];
8545             break;
8546
8547             case 0:
8548             break;
8549
8550             _nodefault
8551         }
8552
8553         [href_ release];
8554         href_ = nil;
8555
8556         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8557     }
8558 }
8559
8560 - (void) loadView {
8561     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8562
8563     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8564     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8565     [list_ setRowHeight:56];
8566     [list_ setDataSource:self];
8567     [list_ setDelegate:self];
8568     [[self view] addSubview:list_];
8569 }
8570
8571 - (void) viewDidLoad {
8572     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8573     [self updateButtonsForEditingStatus:NO animated:NO];
8574 }
8575
8576 - (void) releaseSubviews {
8577     [list_ release];
8578     list_ = nil;
8579 }
8580
8581 - (id) initWithDatabase:(Database *)database {
8582     if ((self = [super init]) != nil) {
8583         database_ = database;
8584         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8585     } return self;
8586 }
8587
8588 - (void) reloadData {
8589     [super reloadData];
8590
8591     pkgSourceList list;
8592     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8593         return;
8594
8595     [sources_ removeAllObjects];
8596     [sources_ addObjectsFromArray:[database_ sources]];
8597     _trace();
8598     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8599     _trace();
8600
8601     int count([sources_ count]);
8602     offset_ = 0;
8603     for (int i = 0; i != count; i++) {
8604         if ([[sources_ objectAtIndex:i] record] == nil)
8605             break;
8606         offset_++;
8607     }
8608
8609     [list_ setEditing:NO];
8610     [self updateButtonsForEditingStatus:NO animated:NO];
8611     [list_ reloadData];
8612 }
8613
8614 - (void) showAddSourcePrompt {
8615     UIAlertView *alert = [[[UIAlertView alloc]
8616         initWithTitle:UCLocalize("ENTER_APT_URL")
8617         message:nil
8618         delegate:self
8619         cancelButtonTitle:UCLocalize("CANCEL")
8620         otherButtonTitles:
8621             UCLocalize("ADD_SOURCE"),
8622         nil
8623     ] autorelease];
8624
8625     [alert setContext:@"source"];
8626     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8627
8628     [alert setNumberOfRows:1];
8629     [alert addTextFieldWithValue:@"http://" label:@""];
8630
8631     UITextInputTraits *traits = [[alert textField] textInputTraits];
8632     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8633     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8634     [traits setKeyboardType:UIKeyboardTypeURL];
8635     // XXX: UIReturnKeyDone
8636     [traits setReturnKeyType:UIReturnKeyNext];
8637
8638     [alert show];
8639 }
8640
8641 - (void) addButtonClicked {
8642     [self showAddSourcePrompt];
8643 }
8644
8645 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8646     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8647         initWithTitle:UCLocalize("ADD")
8648         style:UIBarButtonItemStylePlain
8649         target:self
8650         action:@selector(addButtonClicked)
8651     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8652
8653     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8654         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8655         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8656         target:self
8657         action:@selector(editButtonClicked)
8658     ] autorelease] animated:animated];
8659
8660     if (IsWildcat_ && !editing)
8661         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8662             initWithTitle:UCLocalize("SETTINGS")
8663             style:UIBarButtonItemStylePlain
8664             target:self
8665             action:@selector(settingsButtonClicked)
8666         ] autorelease]];
8667 }
8668
8669 - (void) settingsButtonClicked {
8670     [delegate_ showSettings];
8671 }
8672
8673 - (void) editButtonClicked {
8674     [list_ setEditing:![list_ isEditing] animated:YES];
8675
8676     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8677 }
8678
8679 @end
8680 /* }}} */
8681
8682 /* Settings Controller {{{ */
8683 @interface SettingsController : CYViewController <
8684     UITableViewDataSource,
8685     UITableViewDelegate
8686 > {
8687     _transient Database *database_;
8688     // XXX: ok, "roledelegate_"?...
8689     _transient id roledelegate_;
8690     UITableView *table_;
8691     UISegmentedControl *segment_;
8692     UIView *container_;
8693 }
8694
8695 - (void) showDoneButton;
8696 - (void) resizeSegmentedControl;
8697
8698 @end
8699
8700 @implementation SettingsController
8701
8702 - (void) dealloc {
8703     [self releaseSubviews];
8704
8705     [super dealloc];
8706 }
8707
8708 - (void) loadView {
8709     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8710
8711     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8712     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8713     [table_ setDelegate:self];
8714     [table_ setDataSource:self];
8715     [[self view] addSubview:table_];
8716
8717     NSArray *items = [NSArray arrayWithObjects:
8718         UCLocalize("USER"),
8719         UCLocalize("HACKER"),
8720         UCLocalize("DEVELOPER"),
8721     nil];
8722     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8723     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8724     [container_ addSubview:segment_];
8725 }
8726
8727 - (void) viewDidLoad {
8728     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8729
8730     int index = -1;
8731     if ([Role_ isEqualToString:@"User"]) index = 0;
8732     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8733     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8734     if (index != -1) {
8735         [segment_ setSelectedSegmentIndex:index];
8736         [self showDoneButton];
8737     }
8738
8739     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8740     [self resizeSegmentedControl];
8741 }
8742
8743 - (void) releaseSubviews {
8744     [table_ release];
8745     table_ = nil;
8746
8747     [segment_ release];
8748     segment_ = nil;
8749
8750     [container_ release];
8751     container_ = nil;
8752 }
8753
8754 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8755     if ((self = [super init]) != nil) {
8756         database_ = database;
8757         roledelegate_ = delegate;
8758     } return self;
8759 }
8760
8761 - (void) resizeSegmentedControl {
8762     CGFloat width = [[self view] frame].size.width;
8763     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8764 }
8765
8766 - (void) viewWillAppear:(BOOL)animated {
8767     [super viewWillAppear:animated];
8768
8769     [self resizeSegmentedControl];
8770 }
8771
8772 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8773     [self resizeSegmentedControl];
8774 }
8775
8776 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8777     [self resizeSegmentedControl];
8778 }
8779
8780 - (void) save {
8781     NSString *role(nil);
8782
8783     switch ([segment_ selectedSegmentIndex]) {
8784         case 0: role = @"User"; break;
8785         case 1: role = @"Hacker"; break;
8786         case 2: role = @"Developer"; break;
8787
8788         _nodefault
8789     }
8790
8791     if (![role isEqualToString:Role_]) {
8792         bool rolling(Role_ == nil);
8793         Role_ = role;
8794
8795         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8796             Role_, @"Role",
8797         nil];
8798
8799         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8800         Changed_ = true;
8801
8802         if (rolling)
8803             [roledelegate_ loadData];
8804         else
8805             [roledelegate_ updateData];
8806     }
8807 }
8808
8809 - (void) segmentChanged:(UISegmentedControl *)control {
8810     [self showDoneButton];
8811 }
8812
8813 - (void) saveAndClose {
8814     [self save];
8815
8816     [[self navigationItem] setRightBarButtonItem:nil];
8817     [[self navigationController] dismissModalViewControllerAnimated:YES];
8818 }
8819
8820 - (void) doneButtonClicked {
8821     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8822     [spinner startAnimating];
8823     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8824     [[self navigationItem] setRightBarButtonItem:spinItem];
8825
8826     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8827 }
8828
8829 - (void) showDoneButton {
8830     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8831         initWithTitle:UCLocalize("DONE")
8832         style:UIBarButtonItemStyleDone
8833         target:self
8834         action:@selector(doneButtonClicked)
8835     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8836 }
8837
8838 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8839     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8840     return 6;
8841 }
8842
8843 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8844     return 0; // :(
8845 }
8846
8847 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8848     return nil; // This method is required by the protocol.
8849 }
8850
8851 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8852     if (section == 1)
8853         return UCLocalize("ROLE_EX");
8854     if (section == 4)
8855         return [NSString stringWithFormat:
8856             @"%@: %@\n%@: %@\n%@: %@",
8857             UCLocalize("USER"), UCLocalize("USER_EX"),
8858             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8859             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8860         ];
8861     else return nil;
8862 }
8863
8864 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8865     return section == 3 ? 44.0f : 0;
8866 }
8867
8868 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8869     return section == 3 ? container_ : nil;
8870 }
8871
8872 - (void) reloadData {
8873     [super reloadData];
8874     [table_ reloadData];
8875 }
8876
8877 @end
8878 /* }}} */
8879 /* Stash Controller {{{ */
8880 @interface StashController : CYViewController {
8881     UIActivityIndicatorView *spinner_;
8882     UILabel *status_;
8883     UILabel *caption_;
8884 }
8885
8886 @end
8887
8888 @implementation StashController
8889
8890 - (void) dealloc {
8891     [self releaseSubviews];
8892
8893     [super dealloc];
8894 }
8895
8896 - (void) loadView {
8897     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8898     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8899
8900     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8901     CGRect spinrect = [spinner_ frame];
8902     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8903     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8904     [spinner_ setFrame:spinrect];
8905     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8906     [[self view] addSubview:spinner_];
8907     [spinner_ startAnimating];
8908
8909     CGRect captrect;
8910     captrect.size.width = [[self view] frame].size.width;
8911     captrect.size.height = 40.0f;
8912     captrect.origin.x = 0;
8913     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8914     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8915     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8916     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8917     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8918     [caption_ setTextColor:[UIColor whiteColor]];
8919     [caption_ setBackgroundColor:[UIColor clearColor]];
8920     [caption_ setShadowColor:[UIColor blackColor]];
8921     [caption_ setTextAlignment:UITextAlignmentCenter];
8922     [[self view] addSubview:caption_];
8923
8924     CGRect statusrect;
8925     statusrect.size.width = [[self view] frame].size.width;
8926     statusrect.size.height = 30.0f;
8927     statusrect.origin.x = 0;
8928     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8929     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8930     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8931     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8932     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8933     [status_ setTextColor:[UIColor whiteColor]];
8934     [status_ setBackgroundColor:[UIColor clearColor]];
8935     [status_ setShadowColor:[UIColor blackColor]];
8936     [status_ setTextAlignment:UITextAlignmentCenter];
8937     [[self view] addSubview:status_];
8938 }
8939
8940 - (void) releaseSubviews {
8941     [spinner_ release];
8942     spinner_ = nil;
8943
8944     [status_ release];
8945     status_ = nil;
8946
8947     [caption_ release];
8948     caption_ = nil;
8949 }
8950
8951 @end
8952 /* }}} */
8953
8954 @interface Cydia : UIApplication <
8955     ConfirmationControllerDelegate,
8956     DatabaseDelegate,
8957     CydiaDelegate,
8958     UINavigationControllerDelegate,
8959     UITabBarControllerDelegate
8960 > {
8961     // XXX: evaluate all fields for _transient
8962
8963     UIWindow *window_;
8964     CYTabBarController *tabbar_;
8965     CYEmulatedLoadingController *emulated_;
8966
8967     NSMutableArray *essential_;
8968     NSMutableArray *broken_;
8969
8970     Database *database_;
8971
8972     NSURL *starturl_;
8973
8974     unsigned locked_;
8975     unsigned activity_;
8976
8977     StashController *stash_;
8978
8979     bool loaded_;
8980 }
8981
8982 - (void) loadData;
8983
8984 @end
8985
8986 @implementation Cydia
8987
8988 - (void) beginUpdate {
8989     [tabbar_ beginUpdate];
8990 }
8991
8992 - (BOOL) updating {
8993     return [tabbar_ updating];
8994 }
8995
8996 - (void) _loaded {
8997     if ([broken_ count] != 0) {
8998         int count = [broken_ count];
8999
9000         UIAlertView *alert = [[[UIAlertView alloc]
9001             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9002             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9003             delegate:self
9004             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9005             otherButtonTitles:
9006                 UCLocalize("TEMPORARY_IGNORE"),
9007             nil
9008         ] autorelease];
9009
9010         [alert setContext:@"fixhalf"];
9011         [alert setNumberOfRows:2];
9012         [alert show];
9013     } else if (!Ignored_ && [essential_ count] != 0) {
9014         int count = [essential_ count];
9015
9016         UIAlertView *alert = [[[UIAlertView alloc]
9017             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9018             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9019             delegate:self
9020             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9021             otherButtonTitles:
9022                 UCLocalize("UPGRADE_ESSENTIAL"),
9023                 UCLocalize("COMPLETE_UPGRADE"),
9024             nil
9025         ] autorelease];
9026
9027         [alert setContext:@"upgrade"];
9028         [alert show];
9029     }
9030 }
9031
9032 - (void) _saveConfig {
9033     _trace();
9034     MetaFile_.Sync();
9035     _trace();
9036
9037     if (Changed_) {
9038         NSString *error(nil);
9039
9040         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9041             _trace();
9042             NSError *error(nil);
9043             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9044                 NSLog(@"failure to save metadata data: %@", error);
9045             _trace();
9046
9047             Changed_ = false;
9048         } else {
9049             NSLog(@"failure to serialize metadata: %@", error);
9050         }
9051     }
9052 }
9053
9054 // Navigation controller for the queuing badge.
9055 - (CYNavigationController *) queueNavigationController {
9056     NSArray *controllers = [tabbar_ viewControllers];
9057     return [controllers objectAtIndex:3];
9058 }
9059
9060 - (void) _updateData {
9061     [self _saveConfig];
9062
9063     [tabbar_ reloadData];
9064
9065     CYNavigationController *navigation = [self queueNavigationController];
9066
9067     id queuedelegate = nil;
9068     if ([[navigation viewControllers] count] > 0)
9069         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9070
9071     [queuedelegate queueStatusDidChange];
9072     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9073 }
9074
9075 - (void) _refreshIfPossible:(NSDate *)update {
9076     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9077
9078     bool recently = false;
9079     if (update != nil) {
9080         NSTimeInterval interval([update timeIntervalSinceNow]);
9081         if (interval <= 0 && interval > -(15*60))
9082             recently = true;
9083     }
9084
9085     // Don't automatic refresh if:
9086     //  - We already refreshed recently.
9087     //  - We already auto-refreshed this launch.
9088     //  - Auto-refresh is disabled.
9089     if (recently || loaded_ || ManualRefresh) {
9090         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9091
9092         // If we are cancelling, we need to make sure it knows it's already loaded.
9093         loaded_ = true;
9094         return;
9095     } else {
9096         // We are going to load, so remember that.
9097         loaded_ = true;
9098     }
9099
9100     SCNetworkReachabilityFlags flags; {
9101         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9102         SCNetworkReachabilityGetFlags(reachability, &flags);
9103         CFRelease(reachability);
9104     }
9105
9106     // XXX: this elaborate mess is what Apple is using to determine this? :(
9107     // XXX: do we care if the user has to intervene? maybe that's ok?
9108     bool reachable(
9109         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9110             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9111                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9112                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9113             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9114             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9115         )
9116     );
9117
9118     // If we can reach the server, auto-refresh!
9119     if (reachable)
9120         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9121
9122     [pool release];
9123 }
9124
9125 - (void) refreshIfPossible {
9126     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9127 }
9128
9129 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9130     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9131     [hud setText:UCLocalize("RELOADING_DATA")];
9132
9133     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9134
9135     if (hud != nil)
9136         [self removeProgressHUD:hud];
9137
9138     size_t changes(0);
9139
9140     [essential_ removeAllObjects];
9141     [broken_ removeAllObjects];
9142
9143     NSArray *packages([database_ packages]);
9144     for (Package *package in packages) {
9145         if ([package half])
9146             [broken_ addObject:package];
9147         if ([package upgradableAndEssential:NO]) {
9148             if ([package essential])
9149                 [essential_ addObject:package];
9150             ++changes;
9151         }
9152     }
9153
9154     NSLog(@"changes:#%u", changes);
9155
9156     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9157     if (changes != 0) {
9158         _trace();
9159         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9160         [changesItem setBadgeValue:badge];
9161         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9162         [self setApplicationIconBadgeNumber:changes];
9163     } else {
9164         _trace();
9165         [changesItem setBadgeValue:nil];
9166         [changesItem setAnimatedBadge:NO];
9167         [self setApplicationIconBadgeNumber:0];
9168     }
9169
9170     [self _updateData];
9171
9172     [self refreshIfPossible];
9173 }
9174
9175 - (void) updateData {
9176     [self _updateData];
9177 }
9178
9179 - (void) update_ {
9180     [database_ update];
9181 }
9182
9183 - (void) complete {
9184     @synchronized (self) {
9185         [self _reloadDataWithInvocation:nil];
9186     }
9187 }
9188
9189 - (void) disemulate {
9190     if (emulated_ == nil)
9191         return;
9192
9193     [window_ addSubview:[tabbar_ view]];
9194     [[emulated_ view] removeFromSuperview];
9195     [emulated_ release];
9196     emulated_ = nil;
9197     [window_ setUserInteractionEnabled:YES];
9198 }
9199
9200 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9201     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
9202     if (IsWildcat_)
9203         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9204
9205     UIViewController *parent;
9206     if (emulated_ == nil)
9207         parent = tabbar_;
9208     else if (!force)
9209         parent = emulated_;
9210     else {
9211         [self disemulate];
9212         parent = tabbar_;
9213     }
9214
9215     [parent presentModalViewController:navigation animated:YES];
9216 }
9217
9218 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9219     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9220
9221     if (navigation != nil)
9222         [navigation pushViewController:progress animated:YES];
9223     else
9224         [self presentModalViewController:progress force:YES];
9225
9226     [progress invoke:invocation withTitle:title];
9227     return progress;
9228 }
9229
9230 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9231     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9232 }
9233
9234 - (void) repairWithInvocation:(NSInvocation *)invocation {
9235     _trace();
9236     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9237     _trace();
9238 }
9239
9240 - (void) repairWithSelector:(SEL)selector {
9241     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9242 }
9243
9244 - (void) syncData {
9245     [self _saveConfig];
9246
9247     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9248     _assert(file != NULL);
9249
9250     for (NSString *key in [Sources_ allKeys]) {
9251         NSDictionary *source([Sources_ objectForKey:key]);
9252
9253         fprintf(file, "%s %s %s\n",
9254             [[source objectForKey:@"Type"] UTF8String],
9255             [[source objectForKey:@"URI"] UTF8String],
9256             [[source objectForKey:@"Distribution"] UTF8String]
9257         );
9258     }
9259
9260     fclose(file);
9261
9262     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9263
9264     [self complete];
9265 }
9266
9267 - (void) addTrivialSource:(NSString *)href {
9268     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9269         @"deb", @"Type",
9270         href, @"URI",
9271         @"./", @"Distribution",
9272     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9273
9274     Changed_ = true;
9275 }
9276
9277 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9278     @synchronized (self) {
9279         [self _reloadDataWithInvocation:invocation];
9280     }
9281 }
9282
9283 - (void) reloadData {
9284     [self reloadDataWithInvocation:nil];
9285 }
9286
9287 - (void) resolve {
9288     pkgProblemResolver *resolver = [database_ resolver];
9289
9290     resolver->InstallProtect();
9291     if (!resolver->Resolve(true))
9292         _error->Discard();
9293 }
9294
9295 - (bool) perform {
9296     // XXX: this is a really crappy way of doing this.
9297     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9298     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9299     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9300     if ([tabbar_ updating])
9301         [tabbar_ cancelUpdate];
9302
9303     if (![database_ prepare])
9304         return false;
9305
9306     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9307     [page setDelegate:self];
9308     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9309     [confirm_ setDelegate:self];
9310
9311     if (IsWildcat_)
9312         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9313     [tabbar_ presentModalViewController:confirm_ animated:YES];
9314
9315     return true;
9316 }
9317
9318 - (void) queue {
9319     @synchronized (self) {
9320         [self perform];
9321     }
9322 }
9323
9324 - (void) clearPackage:(Package *)package {
9325     @synchronized (self) {
9326         [package clear];
9327         [self resolve];
9328         [self perform];
9329     }
9330 }
9331
9332 - (void) installPackages:(NSArray *)packages {
9333     @synchronized (self) {
9334         for (Package *package in packages)
9335             [package install];
9336         [self resolve];
9337         [self perform];
9338     }
9339 }
9340
9341 - (void) installPackage:(Package *)package {
9342     @synchronized (self) {
9343         [package install];
9344         [self resolve];
9345         [self perform];
9346     }
9347 }
9348
9349 - (void) removePackage:(Package *)package {
9350     @synchronized (self) {
9351         [package remove];
9352         [self resolve];
9353         [self perform];
9354     }
9355 }
9356
9357 - (void) distUpgrade {
9358     @synchronized (self) {
9359         if (![database_ upgrade])
9360             return;
9361         [self perform];
9362     }
9363 }
9364
9365 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9366     Queuing_ = false;
9367     ++locked_;
9368     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9369     --locked_;
9370     [self complete];
9371 }
9372
9373 - (void) showSettings {
9374     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9375     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9376     if (IsWildcat_)
9377         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9378     [tabbar_ presentModalViewController:nav animated:YES];
9379 }
9380
9381 - (void) retainNetworkActivityIndicator {
9382     if (activity_++ == 0)
9383         [self setNetworkActivityIndicatorVisible:YES];
9384
9385 #if TraceLogging
9386     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9387 #endif
9388 }
9389
9390 - (void) releaseNetworkActivityIndicator {
9391     if (--activity_ == 0)
9392         [self setNetworkActivityIndicatorVisible:NO];
9393
9394 #if TraceLogging
9395     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9396 #endif
9397
9398 }
9399
9400 - (void) cancelAndClear:(bool)clear {
9401     @synchronized (self) {
9402         if (clear) {
9403             [database_ clear];
9404             Queuing_ = false;
9405         } else {
9406             Queuing_ = true;
9407         }
9408
9409         [self _updateData];
9410     }
9411 }
9412
9413 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9414     NSString *context([alert context]);
9415
9416     if ([context isEqualToString:@"conffile"]) {
9417         FILE *input = [database_ input];
9418         if (button == [alert cancelButtonIndex])
9419             fprintf(input, "N\n");
9420         else if (button == [alert firstOtherButtonIndex])
9421             fprintf(input, "Y\n");
9422         fflush(input);
9423
9424         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9425     } else if ([context isEqualToString:@"fixhalf"]) {
9426         if (button == [alert cancelButtonIndex]) {
9427             @synchronized (self) {
9428                 for (Package *broken in broken_) {
9429                     [broken remove];
9430
9431                     NSString *id = [broken id];
9432                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9433                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9434                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9435                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9436                 }
9437
9438                 [self resolve];
9439                 [self perform];
9440             }
9441         } else if (button == [alert firstOtherButtonIndex]) {
9442             [broken_ removeAllObjects];
9443             [self _loaded];
9444         }
9445
9446         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9447     } else if ([context isEqualToString:@"upgrade"]) {
9448         if (button == [alert firstOtherButtonIndex]) {
9449             @synchronized (self) {
9450                 for (Package *essential in essential_)
9451                     [essential install];
9452
9453                 [self resolve];
9454                 [self perform];
9455             }
9456         } else if (button == [alert firstOtherButtonIndex] + 1) {
9457             [self distUpgrade];
9458         } else if (button == [alert cancelButtonIndex]) {
9459             Ignored_ = YES;
9460         }
9461
9462         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9463     }
9464 }
9465
9466 - (void) system:(NSString *)command { _pooled
9467     _trace();
9468     system([command UTF8String]);
9469     _trace();
9470 }
9471
9472 - (void) applicationWillSuspend {
9473     [database_ clean];
9474     [super applicationWillSuspend];
9475 }
9476
9477 - (BOOL) isSafeToSuspend {
9478     if (locked_ != 0) {
9479 #if !ForRelease
9480         NSLog(@"isSafeToSuspend: locked_ != 0");
9481 #endif
9482         return false;
9483     }
9484
9485     // Use external process status API internally.
9486     // This is probably a really bad idea.
9487     // XXX: what is the point of this? does this solve anything at all?
9488     uint64_t status = 0;
9489     int notify_token;
9490     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9491         notify_get_state(notify_token, &status);
9492         notify_cancel(notify_token);
9493     }
9494
9495     if (status != 0) {
9496 #if !ForRelease
9497         NSLog(@"isSafeToSuspend: status != 0");
9498 #endif
9499         return false;
9500     }
9501
9502 #if !ForRelease
9503     NSLog(@"isSafeToSuspend: -> true");
9504 #endif
9505     return true;
9506 }
9507
9508 - (void) applicationSuspend:(__GSEvent *)event {
9509     if ([self isSafeToSuspend])
9510         [super applicationSuspend:event];
9511 }
9512
9513 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9514     if ([self isSafeToSuspend])
9515         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9516 }
9517
9518 - (void) _setSuspended:(BOOL)value {
9519     if ([self isSafeToSuspend])
9520         [super _setSuspended:value];
9521 }
9522
9523 - (UIProgressHUD *) addProgressHUD {
9524     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9525     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9526
9527     [window_ setUserInteractionEnabled:NO];
9528     [hud show:YES];
9529
9530     UIViewController *target = tabbar_;
9531     while ([target modalViewController] != nil) target = [target modalViewController];
9532     [[target view] addSubview:hud];
9533
9534     ++locked_;
9535     return hud;
9536 }
9537
9538 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9539     [hud show:NO];
9540     [hud removeFromSuperview];
9541     [window_ setUserInteractionEnabled:YES];
9542     --locked_;
9543 }
9544
9545 - (CYViewController *) pageForPackage:(NSString *)name {
9546     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9547 }
9548
9549 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9550     NSString *scheme([[url scheme] lowercaseString]);
9551     if ([[url absoluteString] length] <= [scheme length] + 3)
9552         return nil;
9553     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9554     NSArray *components([path pathComponents]);
9555
9556     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9557         return [self pageForPackage:[components objectAtIndex:1]];
9558
9559     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9560         return nil;
9561
9562     NSString *base([components objectAtIndex:0]);
9563
9564     CYViewController *controller = nil;
9565
9566     if ([base isEqualToString:@"url"]) {
9567         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9568         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9569         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9570     } else if (!external && [components count] == 1) {
9571         if ([base isEqualToString:@"manage"]) {
9572             controller = [[[ManageController alloc] init] autorelease];
9573         }
9574
9575         if ([base isEqualToString:@"sources"]) {
9576             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9577         }
9578
9579         if ([base isEqualToString:@"home"]) {
9580             controller = [[[HomeController alloc] init] autorelease];
9581         }
9582
9583         if ([base isEqualToString:@"sections"]) {
9584             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9585         }
9586
9587         if ([base isEqualToString:@"search"]) {
9588             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9589         }
9590
9591         if ([base isEqualToString:@"changes"]) {
9592             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9593         }
9594
9595         if ([base isEqualToString:@"installed"]) {
9596             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9597         }
9598     } else if ([components count] == 2) {
9599         NSString *argument = [components objectAtIndex:1];
9600
9601         if ([base isEqualToString:@"package"]) {
9602             controller = [self pageForPackage:argument];
9603         }
9604
9605         if (!external && [base isEqualToString:@"search"]) {
9606             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9607             [(SearchController *)controller setSearchTerm:argument];
9608         }
9609
9610         if (!external && [base isEqualToString:@"sections"]) {
9611             if ([argument isEqualToString:@"all"])
9612                 argument = nil;
9613             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9614         }
9615
9616         if (!external && [base isEqualToString:@"sources"]) {
9617             if ([argument isEqualToString:@"add"]) {
9618                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9619                 [(SourcesController *)controller showAddSourcePrompt];
9620             } else {
9621                 Source *source = [database_ sourceWithKey:argument];
9622                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9623             }
9624         }
9625
9626         if (!external && [base isEqualToString:@"launch"]) {
9627             [self launchApplicationWithIdentifier:argument suspended:NO];
9628             return nil;
9629         }
9630     } else if (!external && [components count] == 3) {
9631         NSString *arg1 = [components objectAtIndex:1];
9632         NSString *arg2 = [components objectAtIndex:2];
9633
9634         if ([base isEqualToString:@"package"]) {
9635             if ([arg2 isEqualToString:@"settings"]) {
9636                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9637             } else if ([arg2 isEqualToString:@"files"]) {
9638                 if (Package *package = [database_ packageWithName:arg1]) {
9639                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9640                     [(FileTable *)controller setPackage:package];
9641                 }
9642             }
9643         }
9644     }
9645
9646     [controller setDelegate:self];
9647     return controller;
9648 }
9649
9650 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9651     CYViewController *page([self pageForURL:url forExternal:external]);
9652
9653     if (page != nil) {
9654         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9655         [nav setViewControllers:[NSArray arrayWithObject:page]];
9656         [tabbar_ setUnselectedViewController:nav];
9657     }
9658
9659     return page != nil;
9660 }
9661
9662 - (void) applicationOpenURL:(NSURL *)url {
9663     [super applicationOpenURL:url];
9664
9665     if (!loaded_) starturl_ = [url retain];
9666     else [self openCydiaURL:url forExternal:YES];
9667 }
9668
9669 - (void) applicationWillResignActive:(UIApplication *)application {
9670     // Stop refreshing if you get a phone call or lock the device.
9671     if ([tabbar_ updating])
9672         [tabbar_ cancelUpdate];
9673
9674     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9675         [super applicationWillResignActive:application];
9676 }
9677
9678 - (void) applicationWillTerminate:(UIApplication *)application {
9679     Changed_ = true;
9680     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9681     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9682     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9683
9684     [self _saveConfig];
9685 }
9686
9687 - (void) setConfigurationData:(NSString *)data {
9688     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9689
9690     if (!conffile_r(data)) {
9691         lprintf("E:invalid conffile\n");
9692         return;
9693     }
9694
9695     NSString *ofile = conffile_r[1];
9696     //NSString *nfile = conffile_r[2];
9697
9698     UIAlertView *alert = [[[UIAlertView alloc]
9699         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9700         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9701         delegate:self
9702         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9703         otherButtonTitles:
9704             UCLocalize("ACCEPT_NEW_COPY"),
9705             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9706         nil
9707     ] autorelease];
9708
9709     [alert setContext:@"conffile"];
9710     [alert setNumberOfRows:2];
9711     [alert show];
9712 }
9713
9714 - (void) addStashController {
9715     ++locked_;
9716     stash_ = [[StashController alloc] init];
9717     [window_ addSubview:[stash_ view]];
9718 }
9719
9720 - (void) removeStashController {
9721     [[stash_ view] removeFromSuperview];
9722     [stash_ release];
9723     --locked_;
9724 }
9725
9726 - (void) stash {
9727     [self setIdleTimerDisabled:YES];
9728
9729     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9730     UpdateExternalStatus(1);
9731     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9732     UpdateExternalStatus(0);
9733
9734     [self removeStashController];
9735
9736     if (ExecFork() == 0) {
9737         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9738         perror("launchctl stop");
9739     }
9740 }
9741
9742 - (void) setupViewControllers {
9743     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9744
9745     NSMutableArray *items([NSMutableArray arrayWithObjects:
9746         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9747         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9748         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9749         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9750     nil]);
9751
9752     if (IsWildcat_) {
9753         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9754         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9755     } else {
9756         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9757     }
9758
9759     NSMutableArray *controllers([NSMutableArray array]);
9760     for (UITabBarItem *item in items) {
9761         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9762         [controller setTabBarItem:item];
9763         [controllers addObject:controller];
9764     }
9765     [tabbar_ setViewControllers:controllers];
9766
9767     [tabbar_ setUpdateDelegate:self];
9768 }
9769
9770 - (void) applicationDidFinishLaunching:(id)unused {
9771 _trace();
9772     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9773         [self setApplicationSupportsShakeToEdit:NO];
9774
9775     [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9776
9777     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9778         initWithMemoryCapacity:524288
9779         diskCapacity:10485760
9780         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9781     ] autorelease]];
9782
9783     [CYBrowserController _initialize];
9784
9785     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9786
9787     Font12_ = [[UIFont systemFontOfSize:12] retain];
9788     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9789     Font14_ = [[UIFont systemFontOfSize:14] retain];
9790     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9791     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9792
9793     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9794     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9795
9796     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9797     [window_ orderFront:self];
9798     [window_ makeKey:self];
9799     [window_ setHidden:NO];
9800
9801     if (
9802         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9803         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9804         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9805         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9806         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9807         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9808         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9809         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9810         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9811         false
9812     ) {
9813         [self addStashController];
9814         // XXX: this would be much cleaner as a yieldToSelector:
9815         // that way the removeStashController could happen right here inline
9816         // we also could no longer require the useless stash_ field anymore
9817         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9818         return;
9819     }
9820
9821     database_ = [Database sharedInstance];
9822     [database_ setDelegate:self];
9823
9824     [window_ setUserInteractionEnabled:NO];
9825     [self setupViewControllers];
9826
9827     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9828     [window_ addSubview:[emulated_ view]];
9829
9830     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9831 _trace();
9832 }
9833
9834 - (NSArray *) defaultStartPages {
9835     NSMutableArray *standard = [NSMutableArray array];
9836     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9837     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9838     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9839     if (!IsWildcat_) {
9840         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9841     } else {
9842         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9843         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9844     }
9845     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9846     return standard;
9847 }
9848
9849 - (void) loadData {
9850 _trace();
9851     if (Role_ == nil) {
9852         [window_ setUserInteractionEnabled:YES];
9853         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9854         return;
9855     } else {
9856         if ([emulated_ modalViewController] != nil)
9857             [emulated_ dismissModalViewControllerAnimated:YES];
9858         [window_ setUserInteractionEnabled:NO];
9859     }
9860
9861     [self reloadData];
9862     PrintTimes();
9863
9864     [self disemulate];
9865
9866     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9867     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9868     int standardIndex = 0;
9869     NSArray *standard = [self defaultStartPages];
9870
9871     BOOL valid = YES;
9872
9873     if (saved == nil)
9874         valid = NO;
9875
9876     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9877     if (valid && closed != nil) {
9878         NSTimeInterval interval([closed timeIntervalSinceNow]);
9879         // XXX: Is 15 minutes the optimal time here?
9880         if (interval > 0 && interval <= -(15*60))
9881             valid = NO;
9882     }
9883
9884     if (valid && [saved count] != [standard count])
9885         valid = NO;
9886
9887     if (valid) {
9888         for (unsigned int i = 0; i < [standard count]; i++) {
9889             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9890             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9891             //      but it's good enough for now.
9892             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9893                 valid = NO;
9894                 break;
9895             }
9896         }
9897     }
9898
9899     NSArray *items = nil;
9900     if (valid) {
9901         [tabbar_ setSelectedIndex:savedIndex];
9902         items = saved;
9903     } else {
9904         [tabbar_ setSelectedIndex:standardIndex];
9905         items = standard;
9906     }
9907
9908     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9909         NSArray *stack = [items objectAtIndex:tab];
9910         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9911         NSMutableArray *current = [NSMutableArray array];
9912
9913         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9914             NSString *addr = [stack objectAtIndex:nav];
9915             NSURL *url = [NSURL URLWithString:addr];
9916             CYViewController *page = [self pageForURL:url forExternal:NO];
9917             if (page != nil)
9918                 [current addObject:page];
9919         }
9920
9921         [navigation setViewControllers:current];
9922     }
9923
9924     // (Try to) show the startup URL.
9925     if (starturl_ != nil) {
9926         [self openCydiaURL:starturl_ forExternal:NO];
9927         [starturl_ release];
9928         starturl_ = nil;
9929     }
9930 }
9931
9932 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9933     if (item != nil && IsWildcat_) {
9934         [sheet showFromBarButtonItem:item animated:YES];
9935     } else {
9936         [sheet showInView:window_];
9937     }
9938 }
9939
9940 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9941     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9942     [progress setTitle:task];
9943     [progress addProgressEvent:event];
9944 }
9945
9946 - (void) addProgressEventForTask:(NSArray *)data {
9947     CydiaProgressEvent *event([data objectAtIndex:0]);
9948     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9949     [self addProgressEvent:event forTask:task];
9950 }
9951
9952 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9953     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9954 }
9955
9956 @end
9957
9958 /*IMP alloc_;
9959 id Alloc_(id self, SEL selector) {
9960     id object = alloc_(self, selector);
9961     lprintf("[%s]A-%p\n", self->isa->name, object);
9962     return object;
9963 }*/
9964
9965 /*IMP dealloc_;
9966 id Dealloc_(id self, SEL selector) {
9967     id object = dealloc_(self, selector);
9968     lprintf("[%s]D-%p\n", self->isa->name, object);
9969     return object;
9970 }*/
9971
9972 Class $WebDefaultUIKitDelegate;
9973
9974 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9975     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9976         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9977     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9978 }
9979
9980 static NSNumber *shouldPlayKeyboardSounds;
9981
9982 Class $UIHardware;
9983
9984 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9985     switch (sound) {
9986         case 1104: // Keyboard Button Clicked
9987         case 1105: // Keyboard Delete Repeated
9988             if (shouldPlayKeyboardSounds == nil) {
9989                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9990                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9991             }
9992
9993             if (![shouldPlayKeyboardSounds boolValue])
9994                 break;
9995
9996         default:
9997             _UIHardware$_playSystemSound$(self, _cmd, sound);
9998     }
9999 }
10000
10001 Class $UIApplication;
10002
10003 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
10004     static BOOL initialized = NO;
10005     static BOOL started = NO;
10006
10007     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
10008     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
10009
10010     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
10011         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
10012         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
10013         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
10014
10015         if (initialized && !enabled) {
10016             initialized = NO;
10017             [bundle performSelector:@selector(_accessibilityStopServer)];
10018         } else if (enabled) {
10019             initialized = YES;
10020             if (!started) {
10021                 started = YES;
10022                 [bundle performSelector:@selector(_accessibilityStartServer)];
10023             }
10024         }
10025     }
10026 }
10027
10028 Class $NSURLConnection;
10029
10030 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10031     NSMutableURLRequest *copy([request mutableCopy]);
10032
10033     NSURL *url([copy URL]);
10034     NSString *host([url host]);
10035
10036     if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10037         if ([PipelinedHosts_ containsObject:host])
10038             [copy setHTTPShouldUsePipelining:YES];
10039
10040     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10041     } return self;
10042 }
10043
10044 int main(int argc, char *argv[]) { _pooled
10045     _trace();
10046
10047     UpdateExternalStatus(0);
10048
10049     if (Class $UIDevice = objc_getClass("UIDevice")) {
10050         UIDevice *device([$UIDevice currentDevice]);
10051         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10052     } else
10053         IsWildcat_ = false;
10054
10055     UIScreen *screen([UIScreen mainScreen]);
10056     if ([screen respondsToSelector:@selector(scale)])
10057         ScreenScale_ = [screen scale];
10058     else
10059         ScreenScale_ = 1;
10060
10061     UIDevice *device([UIDevice currentDevice]);
10062     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10063         Idiom_ = @"iphone";
10064     else {
10065         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10066         if (idiom == UIUserInterfaceIdiomPhone)
10067             Idiom_ = @"iphone";
10068         else if (idiom == UIUserInterfaceIdiomPad)
10069             Idiom_ = @"ipad";
10070         else
10071             NSLog(@"unknown UIUserInterfaceIdiom!");
10072     }
10073
10074     BridgedHosts_ = [NSMutableSet setWithCapacity:2];
10075     PipelinedHosts_ = [NSMutableSet setWithCapacity:2];
10076
10077     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
10078
10079     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10080
10081     /* Library Hacks {{{ */
10082     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10083
10084     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10085     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10086     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10087         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10088         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10089     }
10090
10091     $NSURLConnection = objc_getClass("NSURLConnection");
10092     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10093     if (NSURLConnection$init$ != NULL) {
10094         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10095         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10096     }
10097
10098     $UIHardware = objc_getClass("UIHardware");
10099     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
10100     if (UIHardware$_playSystemSound$ != NULL) {
10101         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
10102         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
10103     }
10104
10105     $UIApplication = objc_getClass("UIApplication");
10106     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
10107     if (UIApplication$_updateApplicationAccessibility != NULL) {
10108         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
10109         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
10110     }
10111     /* }}} */
10112     /* Set Locale {{{ */
10113     Locale_ = CFLocaleCopyCurrent();
10114     Languages_ = [NSLocale preferredLanguages];
10115
10116     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10117     //NSLog(@"%@", [Languages_ description]);
10118
10119     const char *lang;
10120     if (Locale_ != NULL)
10121         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10122     else if (Languages_ == nil || [Languages_ count] == 0)
10123         // XXX: consider just setting to C and then falling through?
10124         lang = NULL;
10125     else {
10126         lang = [[Languages_ objectAtIndex:0] UTF8String];
10127         setenv("LANG", lang, true);
10128         std::setlocale(LC_ALL, lang);
10129     }
10130
10131     NSLog(@"Setting Language: %s", lang);
10132     /* }}} */
10133
10134     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10135
10136     /* Parse Arguments {{{ */
10137     bool substrate(false);
10138
10139     if (argc != 0) {
10140         char **args(argv);
10141         int arge(1);
10142
10143         for (int argi(1); argi != argc; ++argi)
10144             if (strcmp(argv[argi], "--") == 0) {
10145                 arge = argi;
10146                 argv[argi] = argv[0];
10147                 argv += argi;
10148                 argc -= argi;
10149                 break;
10150             }
10151
10152         for (int argi(1); argi != arge; ++argi)
10153             if (strcmp(args[argi], "--substrate") == 0)
10154                 substrate = true;
10155             else
10156                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10157     }
10158     /* }}} */
10159
10160     App_ = [[NSBundle mainBundle] bundlePath];
10161     Advanced_ = YES;
10162
10163     setuid(0);
10164     setgid(0);
10165
10166     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10167     alloc_ = alloc->method_imp;
10168     alloc->method_imp = (IMP) &Alloc_;*/
10169
10170     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10171     dealloc_ = dealloc->method_imp;
10172     dealloc->method_imp = (IMP) &Dealloc_;*/
10173
10174     /* System Information {{{ */
10175     size_t size;
10176
10177     int maxproc;
10178     size = sizeof(maxproc);
10179     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10180         perror("sysctlbyname(\"kern.maxproc\", ?)");
10181     else if (maxproc < 64) {
10182         maxproc = 64;
10183         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10184             perror("sysctlbyname(\"kern.maxproc\", #)");
10185     }
10186
10187     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10188     char *osversion = new char[size];
10189     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10190         perror("sysctlbyname(\"kern.osversion\", ?)");
10191     else
10192         System_ = [NSString stringWithUTF8String:osversion];
10193
10194     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10195     char *machine = new char[size];
10196     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10197         perror("sysctlbyname(\"hw.machine\", ?)");
10198     else
10199         Machine_ = machine;
10200
10201     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10202         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10203             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10204                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10205                 CFRelease(serial);
10206             }
10207
10208             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10209                 NSData *data((NSData *) ecid);
10210                 size_t length([data length]);
10211                 uint8_t bytes[length];
10212                 [data getBytes:bytes];
10213                 char string[length * 2 + 1];
10214                 for (size_t i(0); i != length; ++i)
10215                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10216                 ChipID_ = [NSString stringWithUTF8String:string];
10217                 CFRelease(ecid);
10218             }
10219
10220             IOObjectRelease(service);
10221         }
10222     }
10223
10224     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10225
10226     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10227     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10228     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10229
10230     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10231     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10232     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10233
10234     if (mcc != NULL && mnc != NULL)
10235         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10236
10237     if (mnc != NULL)
10238         CFRelease(mnc);
10239     if (mcc != NULL)
10240         CFRelease(mcc);
10241
10242     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10243         Build_ = [system objectForKey:@"ProductBuildVersion"];
10244     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10245         Product_ = [info objectForKey:@"SafariProductVersion"];
10246         Safari_ = [info objectForKey:@"CFBundleVersion"];
10247     }
10248     /* }}} */
10249     /* Load Database {{{ */
10250     _trace();
10251     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10252     _trace();
10253     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10254
10255     if (Metadata_ == NULL)
10256         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10257     else {
10258         Settings_ = [Metadata_ objectForKey:@"Settings"];
10259
10260         Packages_ = [Metadata_ objectForKey:@"Packages"];
10261         Sections_ = [Metadata_ objectForKey:@"Sections"];
10262         Sources_ = [Metadata_ objectForKey:@"Sources"];
10263
10264         Token_ = [Metadata_ objectForKey:@"Token"];
10265     }
10266
10267     if (Settings_ != nil)
10268         Role_ = [Settings_ objectForKey:@"Role"];
10269
10270     if (Sections_ == nil) {
10271         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10272         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10273     }
10274
10275     if (Sources_ == nil) {
10276         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10277         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10278     }
10279     /* }}} */
10280
10281     _trace();
10282     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10283     _trace();
10284
10285     if (Packages_ != nil) {
10286         bool fail(false);
10287         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10288         _trace();
10289
10290         if (!fail) {
10291             [Metadata_ removeObjectForKey:@"Packages"];
10292             Packages_ = nil;
10293             Changed_ = true;
10294         }
10295     }
10296
10297     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10298
10299 #define MobileSubstrate_(name) \
10300     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10301         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10302         if (handle == NULL) \
10303             NSLog(@"%s", dlerror()); \
10304     }
10305
10306     MobileSubstrate_(Activator)
10307     MobileSubstrate_(libstatusbar)
10308     MobileSubstrate_(SimulatedKeyEvents)
10309     MobileSubstrate_(WinterBoard)
10310
10311     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10312         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10313
10314     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10315
10316     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10317         unlink("/tmp/.cydia.fw");
10318         goto firmware;
10319     } else if (access("/User", F_OK) != 0 || version < 4) {
10320       firmware:
10321         _trace();
10322         system("/usr/libexec/cydia/firmware.sh");
10323         _trace();
10324     }
10325
10326     _assert([[NSFileManager defaultManager]
10327         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10328         withIntermediateDirectories:YES
10329         attributes:nil
10330         error:NULL
10331     ]);
10332
10333     if (access("/tmp/cydia.chk", F_OK) == 0) {
10334         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10335             _assert(errno == ENOENT);
10336         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10337             _assert(errno == ENOENT);
10338     }
10339
10340     /* APT Initialization {{{ */
10341     _assert(pkgInitConfig(*_config));
10342     _assert(pkgInitSystem(*_config, _system));
10343
10344     if (lang != NULL)
10345         _config->Set("APT::Acquire::Translation", lang);
10346
10347     // XXX: this timeout might be important :(
10348     //_config->Set("Acquire::http::Timeout", 15);
10349
10350     _config->Set("Acquire::http::MaxParallel", 3);
10351     /* }}} */
10352     /* Color Choices {{{ */
10353     space_ = CGColorSpaceCreateDeviceRGB();
10354
10355     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10356     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10357     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10358     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10359     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10360     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10361     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10362     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10363     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10364
10365     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10366     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10367     /* }}}*/
10368     /* UIKit Configuration {{{ */
10369     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10370     if ($GSFontSetUseLegacyFontMetrics != NULL)
10371         $GSFontSetUseLegacyFontMetrics(YES);
10372
10373     // XXX: I have a feeling this was important
10374     //UIKeyboardDisableAutomaticAppearance();
10375     /* }}} */
10376
10377     Colon_ = UCLocalize("COLON_DELIMITED");
10378     Elision_ = UCLocalize("ELISION");
10379     Error_ = UCLocalize("ERROR");
10380     Warning_ = UCLocalize("WARNING");
10381
10382     _trace();
10383     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10384
10385     CGColorSpaceRelease(space_);
10386     CFRelease(Locale_);
10387
10388     return value;
10389 }