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 NSMutableDictionary *SessionData_;
1090 static NSObject *HostConfig_;
1091 static NSMutableSet *BridgedHosts_;
1092 static NSMutableSet *PipelinedHosts_;
1093
1094 static NSString *kCydiaProgressEventTypeError = @"Error";
1095 static NSString *kCydiaProgressEventTypeInformation = @"Information";
1096 static NSString *kCydiaProgressEventTypeStatus = @"Status";
1097 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
1098 /* }}} */
1099
1100 /* Display Helpers {{{ */
1101 inline float Interpolate(float begin, float end, float fraction) {
1102     return (end - begin) * fraction + begin;
1103 }
1104
1105 static _finline const char *StripVersion_(const char *version) {
1106     const char *colon(strchr(version, ':'));
1107     return colon == NULL ? version : colon + 1;
1108 }
1109
1110 NSString *LocalizeSection(NSString *section) {
1111     static Pcre title_r("^(.*?) \\((.*)\\)$");
1112     if (title_r(section)) {
1113         NSString *parent(title_r[1]);
1114         NSString *child(title_r[2]);
1115
1116         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1117             LocalizeSection(parent),
1118             LocalizeSection(child)
1119         ];
1120     }
1121
1122     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1123 }
1124
1125 NSString *Simplify(NSString *title) {
1126     const char *data = [title UTF8String];
1127     size_t size = [title length];
1128
1129     static Pcre square_r("^\\[(.*)\\]$");
1130     if (square_r(data, size))
1131         return Simplify(square_r[1]);
1132
1133     static Pcre paren_r("^\\((.*)\\)$");
1134     if (paren_r(data, size))
1135         return Simplify(paren_r[1]);
1136
1137     static Pcre title_r("^(.*?) \\((.*)\\)$");
1138     if (title_r(data, size))
1139         return Simplify(title_r[1]);
1140
1141     return title;
1142 }
1143 /* }}} */
1144
1145 NSString *GetLastUpdate() {
1146     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1147
1148     if (update == nil)
1149         return UCLocalize("NEVER_OR_UNKNOWN");
1150
1151     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1152     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1153
1154     CFRelease(formatter);
1155
1156     return [(NSString *) formatted autorelease];
1157 }
1158
1159 bool isSectionVisible(NSString *section) {
1160     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1161     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1162     return hidden == nil || ![hidden boolValue];
1163 }
1164
1165 @class Cydia;
1166
1167 /* Delegate Prototypes {{{ */
1168 @class Package;
1169 @class Source;
1170 @class CydiaProgressEvent;
1171
1172 @protocol DatabaseDelegate
1173 - (void) repairWithSelector:(SEL)selector;
1174 - (void) setConfigurationData:(NSString *)data;
1175 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1176 @end
1177
1178 @class CYPackageController;
1179
1180 @protocol CydiaDelegate
1181 - (void) retainNetworkActivityIndicator;
1182 - (void) releaseNetworkActivityIndicator;
1183 - (void) clearPackage:(Package *)package;
1184 - (void) installPackage:(Package *)package;
1185 - (void) installPackages:(NSArray *)packages;
1186 - (void) removePackage:(Package *)package;
1187 - (void) beginUpdate;
1188 - (BOOL) updating;
1189 - (void) distUpgrade;
1190 - (void) loadData;
1191 - (void) updateData;
1192 - (void) syncData;
1193 - (void) addTrivialSource:(NSString *)href;
1194 - (void) showSettings;
1195 - (UIProgressHUD *) addProgressHUD;
1196 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1197 - (CYViewController *) pageForPackage:(NSString *)name;
1198 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1199 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1200 @end
1201 /* }}} */
1202
1203 /* ProgressEvent Interface/Delegate {{{ */
1204 @interface CydiaProgressEvent : NSObject {
1205     _H<NSString> message_;
1206     _H<NSString> type_;
1207
1208     _H<NSArray> item_;
1209     _H<NSString> package_;
1210     _H<NSString> url_;
1211     _H<NSString> version_;
1212 }
1213
1214 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1215 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1216 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1217
1218 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1219
1220 - (NSString *) message;
1221 - (NSString *) type;
1222
1223 - (NSArray *) item;
1224 - (NSString *) package;
1225 - (NSString *) url;
1226 - (NSString *) version;
1227
1228 - (void) setItem:(NSArray *)item;
1229 - (void) setPackage:(NSString *)package;
1230 - (void) setURL:(NSString *)url;
1231 - (void) setVersion:(NSString *)version;
1232
1233 - (NSString *) compound:(NSString *)value;
1234 - (NSString *) compoundMessage;
1235 - (NSString *) compoundTitle;
1236
1237 @end
1238
1239 @protocol ProgressDelegate
1240 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1241 - (void) setProgressPercent:(NSNumber *)percent;
1242 - (void) setProgressStatus:(NSDictionary *)status;
1243 - (void) setProgressCancellable:(NSNumber *)cancellable;
1244 - (bool) isProgressCancelled;
1245 - (void) setTitle:(NSString *)title;
1246 @end
1247 /* }}} */
1248 /* Status Delegation {{{ */
1249 class Status :
1250     public pkgAcquireStatus
1251 {
1252   private:
1253     _transient NSObject<ProgressDelegate> *delegate_;
1254     bool cancelled_;
1255
1256   public:
1257     Status() :
1258         delegate_(nil),
1259         cancelled_(false)
1260     {
1261     }
1262
1263     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1264         delegate_ = delegate;
1265     }
1266
1267     NSObject<ProgressDelegate> *getDelegate() const {
1268         return delegate_;
1269     }
1270
1271     virtual bool MediaChange(std::string media, std::string drive) {
1272         return false;
1273     }
1274
1275     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1276     }
1277
1278     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1279         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1280         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1281         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1282     }
1283
1284     virtual void Done(pkgAcquire::ItemDesc &item) {
1285     }
1286
1287     virtual void Fail(pkgAcquire::ItemDesc &item) {
1288         if (
1289             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1290             item.Owner->Status == pkgAcquire::Item::StatDone
1291         )
1292             return;
1293
1294         std::string &error(item.Owner->ErrorText);
1295         if (error.empty())
1296             return;
1297
1298         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1299         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1300     }
1301
1302     virtual bool Pulse(pkgAcquire *Owner) {
1303         bool value = pkgAcquireStatus::Pulse(Owner);
1304
1305         double percent(
1306             double(CurrentBytes + CurrentItems) /
1307             double(TotalBytes + TotalItems)
1308         );
1309
1310         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1311             [NSNumber numberWithDouble:percent], @"Percent",
1312
1313             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1314             [NSNumber numberWithDouble:TotalBytes], @"Total",
1315             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1316         nil] waitUntilDone:YES];
1317
1318         if (value && ![delegate_ isProgressCancelled])
1319             return true;
1320         else {
1321             cancelled_ = true;
1322             return false;
1323         }
1324     }
1325
1326     _finline bool WasCancelled() const {
1327         return cancelled_;
1328     }
1329
1330     virtual void Start() {
1331         pkgAcquireStatus::Start();
1332         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1333     }
1334
1335     virtual void Stop() {
1336         pkgAcquireStatus::Stop();
1337         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1338         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1339     }
1340 };
1341 /* }}} */
1342 /* Database Interface {{{ */
1343 typedef std::map< unsigned long, _H<Source> > SourceMap;
1344
1345 @interface Database : NSObject {
1346     NSZone *zone_;
1347     apr_pool_t *pool_;
1348
1349     unsigned era_;
1350
1351     pkgCacheFile cache_;
1352     pkgDepCache::Policy *policy_;
1353     pkgRecords *records_;
1354     pkgProblemResolver *resolver_;
1355     pkgAcquire *fetcher_;
1356     FileFd *lock_;
1357     SPtr<pkgPackageManager> manager_;
1358     pkgSourceList *list_;
1359
1360     SourceMap sourceMap_;
1361     NSMutableArray *sourceList_;
1362
1363     CFMutableArrayRef packages_;
1364
1365     _transient NSObject<DatabaseDelegate> *delegate_;
1366     _transient NSObject<ProgressDelegate> *progress_;
1367
1368     Status status_;
1369
1370     int cydiafd_;
1371     int statusfd_;
1372     FILE *input_;
1373
1374     std::map<const char *, _H<NSString> > sections_;
1375 }
1376
1377 + (Database *) sharedInstance;
1378 - (unsigned) era;
1379
1380 - (void) _readCydia:(NSNumber *)fd;
1381 - (void) _readStatus:(NSNumber *)fd;
1382 - (void) _readOutput:(NSNumber *)fd;
1383
1384 - (FILE *) input;
1385
1386 - (Package *) packageWithName:(NSString *)name;
1387
1388 - (pkgCacheFile &) cache;
1389 - (pkgDepCache::Policy *) policy;
1390 - (pkgRecords *) records;
1391 - (pkgProblemResolver *) resolver;
1392 - (pkgAcquire &) fetcher;
1393 - (pkgSourceList &) list;
1394 - (NSArray *) packages;
1395 - (NSArray *) sources;
1396 - (Source *) sourceWithKey:(NSString *)key;
1397 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1398
1399 - (void) configure;
1400 - (bool) prepare;
1401 - (void) perform;
1402 - (bool) upgrade;
1403 - (void) update;
1404
1405 - (void) updateWithStatus:(Status &)status;
1406
1407 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1408
1409 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1410 - (NSObject<ProgressDelegate> *) progressDelegate;
1411
1412 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1413
1414 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1415
1416 @end
1417 /* }}} */
1418 /* ProgressEvent Implementation {{{ */
1419 @implementation CydiaProgressEvent
1420
1421 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1422     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1423 }
1424
1425 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1426     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1427     [event setPackage:package];
1428     return event;
1429 }
1430
1431 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1432     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1433
1434     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1435     NSArray *fields([description componentsSeparatedByString:@" "]);
1436     [event setItem:fields];
1437
1438     if ([fields count] > 3) {
1439         [event setPackage:[fields objectAtIndex:2]];
1440         [event setVersion:[fields objectAtIndex:3]];
1441     }
1442
1443     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1444
1445     return event;
1446 }
1447
1448 + (NSArray *) _attributeKeys {
1449     return [NSArray arrayWithObjects:
1450         @"item",
1451         @"message",
1452         @"package",
1453         @"type",
1454         @"url",
1455         @"version",
1456     nil];
1457 }
1458
1459 - (NSArray *) attributeKeys {
1460     return [[self class] _attributeKeys];
1461 }
1462
1463 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1464     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1465 }
1466
1467 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1468     if ((self = [super init]) != nil) {
1469         message_ = message;
1470         type_ = type;
1471     } return self;
1472 }
1473
1474 - (NSString *) message {
1475     return message_;
1476 }
1477
1478 - (NSString *) type {
1479     return type_;
1480 }
1481
1482 - (NSArray *) item {
1483     return (id) item_ ?: [NSNull null];
1484 }
1485
1486 - (void) setItem:(NSArray *)item {
1487     item_ = item;
1488 }
1489
1490 - (NSString *) package {
1491     return (id) package_ ?: [NSNull null];
1492 }
1493
1494 - (void) setPackage:(NSString *)package {
1495     package_ = package;
1496 }
1497
1498 - (NSString *) url {
1499     return (id) url_ ?: [NSNull null];
1500 }
1501
1502 - (void) setURL:(NSString *)url {
1503     url_ = url;
1504 }
1505
1506 - (void) setVersion:(NSString *)version {
1507     version_ = version;
1508 }
1509
1510 - (NSString *) version {
1511     return (id) version_ ?: [NSNull null];
1512 }
1513
1514 - (NSString *) compound:(NSString *)value {
1515     if (value != nil) {
1516         NSString *mode(nil); {
1517             NSString *type([self type]);
1518             if ([type isEqualToString:kCydiaProgressEventTypeError])
1519                 mode = UCLocalize("ERROR");
1520             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1521                 mode = UCLocalize("WARNING");
1522         }
1523
1524         if (mode != nil)
1525             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1526     }
1527
1528     return value;
1529 }
1530
1531 - (NSString *) compoundMessage {
1532     return [self compound:[self message]];
1533 }
1534
1535 - (NSString *) compoundTitle {
1536     NSString *title;
1537
1538     if (package_ == nil)
1539         title = nil;
1540     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1541         title = [package name];
1542     else
1543         title = package_;
1544
1545     return [self compound:title];
1546 }
1547
1548 @end
1549 /* }}} */
1550
1551 // Cytore Definitions {{{
1552 struct PackageValue :
1553     Cytore::Block
1554 {
1555     Cytore::Offset<PackageValue> next_;
1556
1557     uint32_t index_ : 23;
1558     uint32_t subscribed_ : 1;
1559     uint32_t : 8;
1560
1561     int32_t first_;
1562     int32_t last_;
1563
1564     uint16_t vhash_;
1565     uint16_t nhash_;
1566
1567     char version_[8];
1568     char name_[];
1569 };
1570
1571 struct MetaValue :
1572     Cytore::Block
1573 {
1574     uint32_t active_;
1575     Cytore::Offset<PackageValue> packages_[1 << 16];
1576 };
1577
1578 static Cytore::File<MetaValue> MetaFile_;
1579 // }}}
1580 // Cytore Helper Functions {{{
1581 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1582     SplitHash nhash = { hashlittle(name, length) };
1583
1584     PackageValue *metadata;
1585
1586     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1587     offset: if (offset->IsNull()) {
1588         *offset = MetaFile_.New<PackageValue>(length + 1);
1589         metadata = &MetaFile_.Get(*offset);
1590
1591         if (metadata == NULL) {
1592             if (fail != NULL)
1593                 *fail = true;
1594
1595             metadata = new PackageValue();
1596             memset(metadata, 0, sizeof(*metadata));
1597         }
1598
1599         memcpy(metadata->name_, name, length + 1);
1600         metadata->nhash_ = nhash.u16[1];
1601     } else {
1602         metadata = &MetaFile_.Get(*offset);
1603
1604         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1605             offset = &metadata->next_;
1606             goto offset;
1607         }
1608     }
1609
1610     return metadata;
1611 }
1612
1613 static void PackageImport(const void *key, const void *value, void *context) {
1614     bool &fail(*reinterpret_cast<bool *>(context));
1615
1616     char buffer[1024];
1617     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1618         NSLog(@"failed to import package %@", key);
1619         return;
1620     }
1621
1622     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1623     NSDictionary *package((NSDictionary *) value);
1624
1625     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1626         if ([subscribed boolValue] && !metadata->subscribed_)
1627             metadata->subscribed_ = true;
1628
1629     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1630         time_t time([date timeIntervalSince1970]);
1631         if (metadata->first_ > time || metadata->first_ == 0)
1632             metadata->first_ = time;
1633     }
1634
1635     NSDate *date([package objectForKey:@"LastSeen"]);
1636     NSString *version([package objectForKey:@"LastVersion"]);
1637
1638     if (date != nil && version != nil) {
1639         time_t time([date timeIntervalSince1970]);
1640         if (metadata->last_ < time || metadata->last_ == 0)
1641             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1642                 size_t length(strlen(buffer));
1643                 uint16_t vhash(hashlittle(buffer, length));
1644
1645                 size_t capped(std::min<size_t>(8, length));
1646                 char *latest(buffer + length - capped);
1647
1648                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1649                 metadata->vhash_ = vhash;
1650
1651                 metadata->last_ = time;
1652             }
1653     }
1654 }
1655 // }}}
1656
1657 /* Source Class {{{ */
1658 @interface Source : NSObject {
1659     CYString depiction_;
1660     CYString description_;
1661     CYString label_;
1662     CYString origin_;
1663     CYString support_;
1664
1665     CYString uri_;
1666     CYString distribution_;
1667     CYString type_;
1668     CYString version_;
1669
1670     _H<NSString> host_;
1671     _H<NSString> authority_;
1672
1673     CYString defaultIcon_;
1674
1675     _H<NSDictionary> record_;
1676     BOOL trusted_;
1677 }
1678
1679 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1680
1681 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1682
1683 - (NSString *) depictionForPackage:(NSString *)package;
1684 - (NSString *) supportForPackage:(NSString *)package;
1685
1686 - (NSDictionary *) record;
1687 - (BOOL) trusted;
1688
1689 - (NSString *) uri;
1690 - (NSString *) distribution;
1691 - (NSString *) type;
1692 - (NSString *) key;
1693 - (NSString *) host;
1694
1695 - (NSString *) name;
1696 - (NSString *) description;
1697 - (NSString *) label;
1698 - (NSString *) origin;
1699 - (NSString *) version;
1700
1701 - (NSString *) defaultIcon;
1702
1703 @end
1704
1705 @implementation Source
1706
1707 - (void) _clear {
1708     uri_.clear();
1709     distribution_.clear();
1710     type_.clear();
1711
1712     description_.clear();
1713     label_.clear();
1714     origin_.clear();
1715     depiction_.clear();
1716     support_.clear();
1717     version_.clear();
1718     defaultIcon_.clear();
1719
1720     record_ = nil;
1721     host_ = nil;
1722     authority_ = nil;
1723 }
1724
1725 - (void) dealloc {
1726     // XXX: this is a very inefficient way to call these deconstructors
1727     [self _clear];
1728     [super dealloc];
1729 }
1730
1731 + (NSArray *) _attributeKeys {
1732     return [NSArray arrayWithObjects:
1733         @"description",
1734         @"distribution",
1735         @"host",
1736         @"key",
1737         @"label",
1738         @"name",
1739         @"origin",
1740         @"trusted",
1741         @"type",
1742         @"uri",
1743         @"version",
1744     nil];
1745 }
1746
1747 - (NSArray *) attributeKeys {
1748     return [[self class] _attributeKeys];
1749 }
1750
1751 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1752     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1753 }
1754
1755 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1756     [self _clear];
1757
1758     trusted_ = index->IsTrusted();
1759
1760     uri_.set(pool, index->GetURI());
1761     distribution_.set(pool, index->GetDist());
1762     type_.set(pool, index->GetType());
1763
1764     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1765     if (dindex != NULL) {
1766         FileFd fd;
1767         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1768             _error->Discard();
1769         else {
1770             pkgTagFile tags(&fd);
1771
1772             pkgTagSection section;
1773             tags.Step(section);
1774
1775             struct {
1776                 const char *name_;
1777                 CYString *value_;
1778             } names[] = {
1779                 {"default-icon", &defaultIcon_},
1780                 {"depiction", &depiction_},
1781                 {"description", &description_},
1782                 {"label", &label_},
1783                 {"origin", &origin_},
1784                 {"support", &support_},
1785                 {"version", &version_},
1786             };
1787
1788             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1789                 const char *start, *end;
1790
1791                 if (section.Find(names[i].name_, start, end)) {
1792                     CYString &value(*names[i].value_);
1793                     value.set(pool, start, end - start);
1794                 }
1795             }
1796         }
1797     }
1798
1799     record_ = [Sources_ objectForKey:[self key]];
1800
1801     NSURL *url([NSURL URLWithString:uri_]);
1802
1803     host_ = [url host];
1804     if (host_ != nil)
1805         host_ = [host_ lowercaseString];
1806
1807     if (host_ != nil)
1808         // XXX: this is due to a bug in _H<>
1809         authority_ = (id) host_;
1810     else
1811         authority_ = [url path];
1812 }
1813
1814 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1815     if ((self = [super init]) != nil) {
1816         [self setMetaIndex:index inPool:pool];
1817     } return self;
1818 }
1819
1820 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1821     NSDictionary *lhr = [self record];
1822     NSDictionary *rhr = [source record];
1823
1824     if (lhr != rhr)
1825         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1826
1827     NSString *lhs = [self name];
1828     NSString *rhs = [source name];
1829
1830     if ([lhs length] != 0 && [rhs length] != 0) {
1831         unichar lhc = [lhs characterAtIndex:0];
1832         unichar rhc = [rhs characterAtIndex:0];
1833
1834         if (isalpha(lhc) && !isalpha(rhc))
1835             return NSOrderedAscending;
1836         else if (!isalpha(lhc) && isalpha(rhc))
1837             return NSOrderedDescending;
1838     }
1839
1840     return [lhs compare:rhs options:LaxCompareOptions_];
1841 }
1842
1843 - (NSString *) depictionForPackage:(NSString *)package {
1844     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1845 }
1846
1847 - (NSString *) supportForPackage:(NSString *)package {
1848     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1849 }
1850
1851 - (NSDictionary *) record {
1852     return record_;
1853 }
1854
1855 - (BOOL) trusted {
1856     return trusted_;
1857 }
1858
1859 - (NSString *) uri {
1860     return uri_;
1861 }
1862
1863 - (NSString *) distribution {
1864     return distribution_;
1865 }
1866
1867 - (NSString *) type {
1868     return type_;
1869 }
1870
1871 - (NSString *) key {
1872     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1873 }
1874
1875 - (NSString *) host {
1876     return host_;
1877 }
1878
1879 - (NSString *) name {
1880     return origin_.empty() ? (id) authority_ : origin_;
1881 }
1882
1883 - (NSString *) description {
1884     return description_;
1885 }
1886
1887 - (NSString *) label {
1888     return label_.empty() ? (id) authority_ : label_;
1889 }
1890
1891 - (NSString *) origin {
1892     return origin_;
1893 }
1894
1895 - (NSString *) version {
1896     return version_;
1897 }
1898
1899 - (NSString *) defaultIcon {
1900     return defaultIcon_;
1901 }
1902
1903 @end
1904 /* }}} */
1905 /* CydiaOperation Class {{{ */
1906 @interface CydiaOperation : NSObject {
1907     NSString *operator_;
1908     NSString *value_;
1909 }
1910
1911 - (NSString *) operator;
1912 - (NSString *) value;
1913
1914 @end
1915
1916 @implementation CydiaOperation
1917
1918 - (void) dealloc {
1919     [operator_ release];
1920     [value_ release];
1921     [super dealloc];
1922 }
1923
1924 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1925     if ((self = [super init]) != nil) {
1926         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1927         value_ = [[NSString alloc] initWithUTF8String:value];
1928     } return self;
1929 }
1930
1931 + (NSArray *) _attributeKeys {
1932     return [NSArray arrayWithObjects:
1933         @"operator",
1934         @"value",
1935     nil];
1936 }
1937
1938 - (NSArray *) attributeKeys {
1939     return [[self class] _attributeKeys];
1940 }
1941
1942 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1943     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1944 }
1945
1946 - (NSString *) operator {
1947     return operator_;
1948 }
1949
1950 - (NSString *) value {
1951     return value_;
1952 }
1953
1954 @end
1955 /* }}} */
1956 /* CydiaClause Class {{{ */
1957 @interface CydiaClause : NSObject {
1958     NSString *package_;
1959     CydiaOperation *version_;
1960 }
1961
1962 - (NSString *) package;
1963 - (CydiaOperation *) version;
1964
1965 @end
1966
1967 @implementation CydiaClause
1968
1969 - (void) dealloc {
1970     [package_ release];
1971     [version_ release];
1972     [super dealloc];
1973 }
1974
1975 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1976     if ((self = [super init]) != nil) {
1977         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1978
1979         if (const char *version = dep.TargetVer())
1980             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1981         else
1982             version_ = [[NSNull null] retain];
1983     } return self;
1984 }
1985
1986 + (NSArray *) _attributeKeys {
1987     return [NSArray arrayWithObjects:
1988         @"package",
1989         @"version",
1990     nil];
1991 }
1992
1993 - (NSArray *) attributeKeys {
1994     return [[self class] _attributeKeys];
1995 }
1996
1997 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1998     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1999 }
2000
2001 - (NSString *) package {
2002     return package_;
2003 }
2004
2005 - (CydiaOperation *) version {
2006     return version_;
2007 }
2008
2009 @end
2010 /* }}} */
2011 /* CydiaRelation Class {{{ */
2012 @interface CydiaRelation : NSObject {
2013     NSString *relationship_;
2014     NSMutableArray *clauses_;
2015 }
2016
2017 - (NSString *) relationship;
2018 - (NSArray *) clauses;
2019
2020 @end
2021
2022 @implementation CydiaRelation
2023
2024 - (void) dealloc {
2025     [relationship_ release];
2026     [clauses_ release];
2027     [super dealloc];
2028 }
2029
2030 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2031     if ((self = [super init]) != nil) {
2032         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
2033         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
2034
2035         pkgCache::DepIterator start;
2036         pkgCache::DepIterator end;
2037         dep.GlobOr(start, end); // ++dep
2038
2039         _forever {
2040             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2041
2042             // yes, seriously. (wtf?)
2043             if (start == end)
2044                 break;
2045             ++start;
2046         }
2047     } return self;
2048 }
2049
2050 + (NSArray *) _attributeKeys {
2051     return [NSArray arrayWithObjects:
2052         @"clauses",
2053         @"relationship",
2054     nil];
2055 }
2056
2057 - (NSArray *) attributeKeys {
2058     return [[self class] _attributeKeys];
2059 }
2060
2061 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2062     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2063 }
2064
2065 - (NSString *) relationship {
2066     return relationship_;
2067 }
2068
2069 - (NSArray *) clauses {
2070     return clauses_;
2071 }
2072
2073 - (void) addClause:(CydiaClause *)clause {
2074     [clauses_ addObject:clause];
2075 }
2076
2077 @end
2078 /* }}} */
2079 /* Package Class {{{ */
2080 struct ParsedPackage {
2081     CYString tagline_;
2082
2083     CYString icon_;
2084
2085     CYString depiction_;
2086     CYString homepage_;
2087
2088     CYString sponsor_;
2089     CYString author_;
2090
2091     CYString bugs_;
2092     CYString support_;
2093 };
2094
2095 @interface Package : NSObject {
2096     uint32_t era_ : 26;
2097     uint32_t role_ : 3;
2098     uint32_t essential_ : 1;
2099     uint32_t obsolete_ : 1;
2100     uint32_t ignored_ : 1;
2101
2102     apr_pool_t *pool_;
2103
2104     _transient Database *database_;
2105
2106     pkgCache::VerIterator version_;
2107     pkgCache::PkgIterator iterator_;
2108     pkgCache::VerFileIterator file_;
2109
2110     CYString id_;
2111     CYString name_;
2112
2113     CYString latest_;
2114     CYString installed_;
2115
2116     const char *section_;
2117     _transient NSString *section$_;
2118
2119     Source *source_;
2120
2121     PackageValue *metadata_;
2122     ParsedPackage *parsed_;
2123
2124     NSMutableArray *tags_;
2125 }
2126
2127 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2128 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2129
2130 - (pkgCache::PkgIterator) iterator;
2131 - (void) parse;
2132
2133 - (NSString *) section;
2134 - (NSString *) simpleSection;
2135
2136 - (NSString *) longSection;
2137 - (NSString *) shortSection;
2138
2139 - (NSString *) uri;
2140
2141 - (Address *) maintainer;
2142 - (size_t) size;
2143 - (NSString *) longDescription;
2144 - (NSString *) shortDescription;
2145 - (unichar) index;
2146
2147 - (PackageValue *) metadata;
2148 - (time_t) seen;
2149
2150 - (bool) subscribed;
2151 - (bool) setSubscribed:(bool)subscribed;
2152
2153 - (BOOL) ignored;
2154
2155 - (NSString *) latest;
2156 - (NSString *) installed;
2157 - (BOOL) uninstalled;
2158
2159 - (BOOL) valid;
2160 - (BOOL) upgradableAndEssential:(BOOL)essential;
2161 - (BOOL) essential;
2162 - (BOOL) broken;
2163 - (BOOL) unfiltered;
2164 - (BOOL) visible;
2165
2166 - (BOOL) half;
2167 - (BOOL) halfConfigured;
2168 - (BOOL) halfInstalled;
2169 - (BOOL) hasMode;
2170 - (NSString *) mode;
2171
2172 - (NSString *) id;
2173 - (NSString *) name;
2174 - (UIImage *) icon;
2175 - (NSString *) homepage;
2176 - (NSString *) depiction;
2177 - (Address *) author;
2178
2179 - (NSString *) support;
2180
2181 - (NSArray *) files;
2182 - (NSArray *) warnings;
2183 - (NSArray *) applications;
2184
2185 - (Source *) source;
2186
2187 - (BOOL) matches:(NSString *)text;
2188
2189 - (bool) hasSupportingRole;
2190 - (BOOL) hasTag:(NSString *)tag;
2191 - (NSString *) primaryPurpose;
2192 - (NSArray *) purposes;
2193 - (bool) isCommercial;
2194
2195 - (void) setIndex:(size_t)index;
2196
2197 - (CYString &) cyname;
2198
2199 - (uint32_t) compareBySection:(NSArray *)sections;
2200
2201 - (void) install;
2202 - (void) remove;
2203
2204 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2205 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2206 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2207 - (bool) isVisibleInSection:(NSString *)section;
2208 - (bool) isVisibleInSource:(Source *)source;
2209
2210 @end
2211
2212 uint32_t PackageChangesRadix(Package *self, void *) {
2213     union {
2214         uint32_t key;
2215
2216         struct {
2217             uint32_t timestamp : 30;
2218             uint32_t ignored : 1;
2219             uint32_t upgradable : 1;
2220         } bits;
2221     } value;
2222
2223     bool upgradable([self upgradableAndEssential:YES]);
2224     value.bits.upgradable = upgradable ? 1 : 0;
2225
2226     if (upgradable) {
2227         value.bits.timestamp = 0;
2228         value.bits.ignored = [self ignored] ? 0 : 1;
2229         value.bits.upgradable = 1;
2230     } else {
2231         value.bits.timestamp = [self seen] >> 2;
2232         value.bits.ignored = 0;
2233         value.bits.upgradable = 0;
2234     }
2235
2236     return _not(uint32_t) - value.key;
2237 }
2238
2239 uint32_t PackagePrefixRadix(Package *self, void *context) {
2240     size_t offset(reinterpret_cast<size_t>(context));
2241     CYString &name([self cyname]);
2242
2243     size_t size(name.size());
2244     if (size == 0)
2245         return 0;
2246     char *text(name.data());
2247
2248     size_t zeros;
2249     if (!isdigit(text[0]))
2250         zeros = 0;
2251     else {
2252         size_t digits(1);
2253         while (size != digits && isdigit(text[digits]))
2254             if (++digits == 4)
2255                 break;
2256         zeros = 4 - digits;
2257     }
2258
2259     uint8_t data[4];
2260
2261     if (offset == 0 && zeros != 0) {
2262         memset(data, '0', zeros);
2263         memcpy(data + zeros, text, 4 - zeros);
2264     } else {
2265         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2266         if (size <= offset - zeros)
2267             return 0;
2268
2269         text += offset - zeros;
2270         size -= offset - zeros;
2271
2272         if (size >= 4)
2273             memcpy(data, text, 4);
2274         else {
2275             memcpy(data, text, size);
2276             memset(data + size, 0, 4 - size);
2277         }
2278
2279         for (size_t i(0); i != 4; ++i)
2280             if (isalpha(data[i]))
2281                 data[i] |= 0x20;
2282     }
2283
2284     if (offset == 0)
2285         if (data[0] == '@')
2286             data[0] = 0x7f;
2287         else
2288             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2289
2290     /* XXX: ntohl may be more honest */
2291     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2292 }
2293
2294 CYString &(*PackageName)(Package *self, SEL sel);
2295
2296 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2297     _profile(PackageNameCompare)
2298         CYString &lhi(PackageName(lhs, @selector(cyname)));
2299         CYString &rhi(PackageName(rhs, @selector(cyname)));
2300         CFStringRef lhn(lhi), rhn(rhi);
2301
2302         if (lhn == NULL)
2303             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2304         else if (rhn == NULL)
2305             return NSOrderedDescending;
2306
2307         _profile(PackageNameCompare$NumbersLast)
2308             if (!lhi.empty() && !rhi.empty()) {
2309                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2310                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2311                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2312                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2313                     return lha ? NSOrderedAscending : NSOrderedDescending;
2314             }
2315         _end
2316
2317         CFIndex length = CFStringGetLength(lhn);
2318
2319         _profile(PackageNameCompare$Compare)
2320             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2321         _end
2322     _end
2323 }
2324
2325 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2326     return PackageNameCompare(*lhs, *rhs, context);
2327 }
2328
2329 struct PackageNameOrdering :
2330     std::binary_function<Package *, Package *, bool>
2331 {
2332     _finline bool operator ()(Package *lhs, Package *rhs) const {
2333         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2334     }
2335 };
2336
2337 @implementation Package
2338
2339 - (NSString *) description {
2340     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2341 }
2342
2343 - (void) dealloc {
2344     if (parsed_ != NULL)
2345         delete parsed_;
2346     if (source_ != nil)
2347         [source_ release];
2348     if (tags_ != nil)
2349         [tags_ release];
2350     [super dealloc];
2351 }
2352
2353 + (NSString *) webScriptNameForSelector:(SEL)selector {
2354     if (false);
2355     else if (selector == @selector(clear))
2356         return @"clear";
2357     else if (selector == @selector(getField:))
2358         return @"getField";
2359     else if (selector == @selector(hasTag:))
2360         return @"hasTag";
2361     else if (selector == @selector(install))
2362         return @"install";
2363     else if (selector == @selector(remove))
2364         return @"remove";
2365     else
2366         return nil;
2367 }
2368
2369 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2370     return [self webScriptNameForSelector:selector] == nil;
2371 }
2372
2373 + (NSArray *) _attributeKeys {
2374     return [NSArray arrayWithObjects:
2375         @"applications",
2376         @"author",
2377         @"depiction",
2378         @"essential",
2379         @"homepage",
2380         @"icon",
2381         @"id",
2382         @"installed",
2383         @"latest",
2384         @"longDescription",
2385         @"longSection",
2386         @"maintainer",
2387         @"mode",
2388         @"name",
2389         @"purposes",
2390         @"relations",
2391         @"section",
2392         @"selection",
2393         @"shortDescription",
2394         @"shortSection",
2395         @"simpleSection",
2396         @"size",
2397         @"source",
2398         @"sponsor",
2399         @"state",
2400         @"support",
2401         @"tags",
2402         @"warnings",
2403     nil];
2404 }
2405
2406 - (NSArray *) attributeKeys {
2407     return [[self class] _attributeKeys];
2408 }
2409
2410 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2411     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2412 }
2413
2414 - (NSArray *) relations {
2415 @synchronized (database_) {
2416     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2417     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2418         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2419     return relations;
2420 } }
2421
2422 - (NSString *) getField:(NSString *)name {
2423 @synchronized (database_) {
2424     if ([database_ era] != era_ || file_.end())
2425         return nil;
2426
2427     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2428
2429     const char *start, *end;
2430     if (!parser.Find([name UTF8String], start, end))
2431         return (NSString *) [NSNull null];
2432
2433     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2434 } }
2435
2436 - (void) parse {
2437     if (parsed_ != NULL)
2438         return;
2439 @synchronized (database_) {
2440     if ([database_ era] != era_ || file_.end())
2441         return;
2442
2443     ParsedPackage *parsed(new ParsedPackage);
2444     parsed_ = parsed;
2445
2446     _profile(Package$parse)
2447         pkgRecords::Parser *parser;
2448
2449         _profile(Package$parse$Lookup)
2450             parser = &[database_ records]->Lookup(file_);
2451         _end
2452
2453         CYString website;
2454
2455         _profile(Package$parse$Find)
2456             struct {
2457                 const char *name_;
2458                 CYString *value_;
2459             } names[] = {
2460                 {"icon", &parsed->icon_},
2461                 {"depiction", &parsed->depiction_},
2462                 {"homepage", &parsed->homepage_},
2463                 {"website", &website},
2464                 {"bugs", &parsed->bugs_},
2465                 {"support", &parsed->support_},
2466                 {"sponsor", &parsed->sponsor_},
2467                 {"author", &parsed->author_},
2468             };
2469
2470             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2471                 const char *start, *end;
2472
2473                 if (parser->Find(names[i].name_, start, end)) {
2474                     CYString &value(*names[i].value_);
2475                     _profile(Package$parse$Value)
2476                         value.set(pool_, start, end - start);
2477                     _end
2478                 }
2479             }
2480         _end
2481
2482         _profile(Package$parse$Tagline)
2483             const char *start, *end;
2484             if (parser->ShortDesc(start, end)) {
2485                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2486                 if (stop == NULL)
2487                     stop = end;
2488                 while (stop != start && stop[-1] == '\r')
2489                     --stop;
2490                 parsed->tagline_.set(pool_, start, stop - start);
2491             }
2492         _end
2493
2494         _profile(Package$parse$Retain)
2495             if (parsed->homepage_.empty())
2496                 parsed->homepage_ = website;
2497             if (parsed->homepage_ == parsed->depiction_)
2498                 parsed->homepage_.clear();
2499         _end
2500     _end
2501 } }
2502
2503 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2504     if ((self = [super init]) != nil) {
2505     _profile(Package$initWithVersion)
2506         pool_ = pool;
2507
2508         database_ = database;
2509         era_ = [database era];
2510
2511         version_ = version;
2512
2513         pkgCache::PkgIterator iterator(version.ParentPkg());
2514         iterator_ = iterator;
2515
2516         _profile(Package$initWithVersion$Version)
2517             if (!version_.end())
2518                 file_ = version_.FileList();
2519             else {
2520                 pkgCache &cache([database_ cache]);
2521                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2522             }
2523         _end
2524
2525         _profile(Package$initWithVersion$Cache)
2526             name_.set(NULL, iterator.Display());
2527
2528             latest_.set(NULL, StripVersion_(version_.VerStr()));
2529
2530             pkgCache::VerIterator current(iterator.CurrentVer());
2531             if (!current.end())
2532                 installed_.set(NULL, StripVersion_(current.VerStr()));
2533         _end
2534
2535         _profile(Package$initWithVersion$Tags)
2536             pkgCache::TagIterator tag(iterator.TagList());
2537             if (!tag.end()) {
2538                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2539                 do {
2540                     const char *name(tag.Name());
2541                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2542
2543                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2544                         if (strcmp(name + 6, "enduser") == 0)
2545                             role_ = 1;
2546                         else if (strcmp(name + 6, "hacker") == 0)
2547                             role_ = 2;
2548                         else if (strcmp(name + 6, "developer") == 0)
2549                             role_ = 3;
2550                         else if (strcmp(name + 6, "cydia") == 0)
2551                             role_ = 7;
2552                         else
2553                             role_ = 4;
2554                     }
2555
2556                     if (strncmp(name, "cydia::", 7) == 0) {
2557                         if (strcmp(name + 7, "essential") == 0)
2558                             essential_ = true;
2559                         else if (strcmp(name + 7, "obsolete") == 0)
2560                             obsolete_ = true;
2561                     }
2562
2563                     ++tag;
2564                 } while (!tag.end());
2565             }
2566         _end
2567
2568         _profile(Package$initWithVersion$Metadata)
2569             const char *mixed(iterator.Name());
2570             size_t size(strlen(mixed));
2571             char lower[size + 1];
2572
2573             for (size_t i(0); i != size; ++i)
2574                 lower[i] = mixed[i] | 0x20;
2575             lower[size] = '\0';
2576
2577             PackageValue *metadata(PackageFind(lower, size));
2578             metadata_ = metadata;
2579
2580             id_.set(NULL, metadata->name_, size);
2581
2582             const char *latest(version_.VerStr());
2583             size_t length(strlen(latest));
2584
2585             uint16_t vhash(hashlittle(latest, length));
2586
2587             size_t capped(std::min<size_t>(8, length));
2588             latest = latest + length - capped;
2589
2590             if (metadata->first_ == 0)
2591                 metadata->first_ = now_;
2592
2593             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2594                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2595                 metadata->vhash_ = vhash;
2596                 metadata->last_ = now_;
2597             } else if (metadata->last_ == 0)
2598                 metadata->last_ = metadata->first_;
2599         _end
2600
2601         _profile(Package$initWithVersion$Section)
2602             section_ = iterator.Section();
2603         _end
2604
2605         _profile(Package$initWithVersion$Flags)
2606             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2607             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2608         _end
2609     _end } return self;
2610 }
2611
2612 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2613     pkgCache::VerIterator version;
2614
2615     _profile(Package$packageWithIterator$GetCandidateVer)
2616         version = [database policy]->GetCandidateVer(iterator);
2617     _end
2618
2619     if (version.end())
2620         return nil;
2621
2622     Package *package;
2623
2624     _profile(Package$packageWithIterator$Allocate)
2625         package = [Package allocWithZone:zone];
2626     _end
2627
2628     _profile(Package$packageWithIterator$Initialize)
2629         package = [package
2630             initWithVersion:version
2631             withZone:zone
2632             inPool:pool
2633             database:database
2634         ];
2635     _end
2636
2637     _profile(Package$packageWithIterator$Autorelease)
2638         package = [package autorelease];
2639     _end
2640
2641     return package;
2642 }
2643
2644 - (pkgCache::PkgIterator) iterator {
2645     return iterator_;
2646 }
2647
2648 - (NSString *) section {
2649     if (section$_ == nil) {
2650         if (section_ == NULL)
2651             return nil;
2652
2653         _profile(Package$section$mappedSectionForPointer)
2654             section$_ = [database_ mappedSectionForPointer:section_];
2655         _end
2656     } return section$_;
2657 }
2658
2659 - (NSString *) simpleSection {
2660     if (NSString *section = [self section])
2661         return Simplify(section);
2662     else
2663         return nil;
2664 }
2665
2666 - (NSString *) longSection {
2667     return LocalizeSection([self section]);
2668 }
2669
2670 - (NSString *) shortSection {
2671     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2672 }
2673
2674 - (NSString *) uri {
2675     return nil;
2676 #if 0
2677     pkgIndexFile *index;
2678     pkgCache::PkgFileIterator file(file_.File());
2679     if (![database_ list].FindIndex(file, index))
2680         return nil;
2681     return [NSString stringWithUTF8String:iterator_->Path];
2682     //return [NSString stringWithUTF8String:file.Site()];
2683     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2684 #endif
2685 }
2686
2687 - (Address *) maintainer {
2688 @synchronized (database_) {
2689     if ([database_ era] != era_ || file_.end())
2690         return nil;
2691
2692     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2693     const std::string &maintainer(parser->Maintainer());
2694     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2695 } }
2696
2697 - (size_t) size {
2698 @synchronized (database_) {
2699     if ([database_ era] != era_ || version_.end())
2700         return 0;
2701
2702     return version_->InstalledSize;
2703 } }
2704
2705 - (NSString *) longDescription {
2706 @synchronized (database_) {
2707     if ([database_ era] != era_ || file_.end())
2708         return nil;
2709
2710     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2711     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2712
2713     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2714     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2715     if ([lines count] < 2)
2716         return nil;
2717
2718     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2719     for (size_t i(1), e([lines count]); i != e; ++i) {
2720         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2721         [trimmed addObject:trim];
2722     }
2723
2724     return [trimmed componentsJoinedByString:@"\n"];
2725 } }
2726
2727 - (NSString *) shortDescription {
2728     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2729 }
2730
2731 - (unichar) index {
2732     _profile(Package$index)
2733         CFStringRef name((CFStringRef) [self name]);
2734         if (CFStringGetLength(name) == 0)
2735             return '#';
2736         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2737         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2738             return '#';
2739         return toupper(character);
2740     _end
2741 }
2742
2743 - (PackageValue *) metadata {
2744     return metadata_;
2745 }
2746
2747 - (time_t) seen {
2748     PackageValue *metadata([self metadata]);
2749     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2750 }
2751
2752 - (bool) subscribed {
2753     return [self metadata]->subscribed_;
2754 }
2755
2756 - (bool) setSubscribed:(bool)subscribed {
2757     PackageValue *metadata([self metadata]);
2758     if (metadata->subscribed_ == subscribed)
2759         return false;
2760     metadata->subscribed_ = subscribed;
2761     return true;
2762 }
2763
2764 - (BOOL) ignored {
2765     return ignored_;
2766 }
2767
2768 - (NSString *) latest {
2769     return latest_;
2770 }
2771
2772 - (NSString *) installed {
2773     return installed_;
2774 }
2775
2776 - (BOOL) uninstalled {
2777     return installed_.empty();
2778 }
2779
2780 - (BOOL) valid {
2781     return !version_.end();
2782 }
2783
2784 - (BOOL) upgradableAndEssential:(BOOL)essential {
2785     _profile(Package$upgradableAndEssential)
2786         pkgCache::VerIterator current(iterator_.CurrentVer());
2787         if (current.end())
2788             return essential && essential_;
2789         else
2790             return !version_.end() && version_ != current;
2791     _end
2792 }
2793
2794 - (BOOL) essential {
2795     return essential_;
2796 }
2797
2798 - (BOOL) broken {
2799     return [database_ cache][iterator_].InstBroken();
2800 }
2801
2802 - (BOOL) unfiltered {
2803     _profile(Package$unfiltered$obsolete)
2804         if (_unlikely(obsolete_))
2805             return false;
2806     _end
2807
2808     _profile(Package$unfiltered$hasSupportingRole)
2809         if (_unlikely(![self hasSupportingRole]))
2810             return false;
2811     _end
2812
2813     return true;
2814 }
2815
2816 - (BOOL) visible {
2817     if (![self unfiltered])
2818         return false;
2819
2820     NSString *section;
2821
2822     _profile(Package$visible$section)
2823         section = [self section];
2824     _end
2825
2826     _profile(Package$visible$isSectionVisible)
2827         if (!isSectionVisible(section))
2828             return false;
2829     _end
2830
2831     return true;
2832 }
2833
2834 - (BOOL) half {
2835     unsigned char current(iterator_->CurrentState);
2836     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2837 }
2838
2839 - (BOOL) halfConfigured {
2840     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2841 }
2842
2843 - (BOOL) halfInstalled {
2844     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2845 }
2846
2847 - (BOOL) hasMode {
2848     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2849     return state.Mode != pkgDepCache::ModeKeep;
2850 }
2851
2852 - (NSString *) mode {
2853     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2854
2855     switch (state.Mode) {
2856         case pkgDepCache::ModeDelete:
2857             if ((state.iFlags & pkgDepCache::Purge) != 0)
2858                 return @"PURGE";
2859             else
2860                 return @"REMOVE";
2861         case pkgDepCache::ModeKeep:
2862             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2863                 return @"REINSTALL";
2864             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2865                 return nil;*/
2866             else
2867                 return nil;
2868         case pkgDepCache::ModeInstall:
2869             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2870                 return @"REINSTALL";
2871             else*/ switch (state.Status) {
2872                 case -1:
2873                     return @"DOWNGRADE";
2874                 case 0:
2875                     return @"INSTALL";
2876                 case 1:
2877                     return @"UPGRADE";
2878                 case 2:
2879                     return @"NEW_INSTALL";
2880                 _nodefault
2881             }
2882         _nodefault
2883     }
2884 }
2885
2886 - (NSString *) id {
2887     return id_;
2888 }
2889
2890 - (NSString *) name {
2891     return name_.empty() ? id_ : name_;
2892 }
2893
2894 - (UIImage *) icon {
2895     NSString *section = [self simpleSection];
2896
2897     UIImage *icon(nil);
2898     if (parsed_ != NULL)
2899         if (NSString *href = parsed_->icon_)
2900             if ([href hasPrefix:@"file:///"])
2901                 // XXX: correct escaping
2902                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2903     if (icon == nil) if (section != nil)
2904         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2905     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2906         if ([dicon hasPrefix:@"file:///"])
2907             // XXX: correct escaping
2908             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2909     if (icon == nil)
2910         icon = [UIImage applicationImageNamed:@"unknown.png"];
2911     return icon;
2912 }
2913
2914 - (NSString *) homepage {
2915     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2916 }
2917
2918 - (NSString *) depiction {
2919     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2920 }
2921
2922 - (Address *) sponsor {
2923     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2924 }
2925
2926 - (Address *) author {
2927     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2928 }
2929
2930 - (NSString *) support {
2931     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2932 }
2933
2934 - (NSArray *) files {
2935     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2936     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2937
2938     std::ifstream fin;
2939     fin.open([path UTF8String]);
2940     if (!fin.is_open())
2941         return nil;
2942
2943     std::string line;
2944     while (std::getline(fin, line))
2945         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2946
2947     return files;
2948 }
2949
2950 - (NSString *) state {
2951 @synchronized (database_) {
2952     if ([database_ era] != era_ || file_.end())
2953         return nil;
2954
2955     switch (iterator_->CurrentState) {
2956         case pkgCache::State::NotInstalled:
2957             return @"NotInstalled";
2958         case pkgCache::State::UnPacked:
2959             return @"UnPacked";
2960         case pkgCache::State::HalfConfigured:
2961             return @"HalfConfigured";
2962         case pkgCache::State::HalfInstalled:
2963             return @"HalfInstalled";
2964         case pkgCache::State::ConfigFiles:
2965             return @"ConfigFiles";
2966         case pkgCache::State::Installed:
2967             return @"Installed";
2968         case pkgCache::State::TriggersAwaited:
2969             return @"TriggersAwaited";
2970         case pkgCache::State::TriggersPending:
2971             return @"TriggersPending";
2972     }
2973
2974     return (NSString *) [NSNull null];
2975 } }
2976
2977 - (NSString *) selection {
2978 @synchronized (database_) {
2979     if ([database_ era] != era_ || file_.end())
2980         return nil;
2981
2982     switch (iterator_->SelectedState) {
2983         case pkgCache::State::Unknown:
2984             return @"Unknown";
2985         case pkgCache::State::Install:
2986             return @"Install";
2987         case pkgCache::State::Hold:
2988             return @"Hold";
2989         case pkgCache::State::DeInstall:
2990             return @"DeInstall";
2991         case pkgCache::State::Purge:
2992             return @"Purge";
2993     }
2994
2995     return (NSString *) [NSNull null];
2996 } }
2997
2998 - (NSArray *) warnings {
2999     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
3000     const char *name(iterator_.Name());
3001
3002     size_t length(strlen(name));
3003     if (length < 2) invalid:
3004         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3005     else for (size_t i(0); i != length; ++i)
3006         if (
3007             /* XXX: technically this is not allowed */
3008             (name[i] < 'A' || name[i] > 'Z') &&
3009             (name[i] < 'a' || name[i] > 'z') &&
3010             (name[i] < '0' || name[i] > '9') &&
3011             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3012         ) goto invalid;
3013
3014     if (strcmp(name, "cydia") != 0) {
3015         bool cydia = false;
3016         bool user = false;
3017         bool _private = false;
3018         bool stash = false;
3019
3020         bool repository = [[self section] isEqualToString:@"Repositories"];
3021
3022         if (NSArray *files = [self files])
3023             for (NSString *file in files)
3024                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3025                     cydia = true;
3026                 else if (!user && [file isEqualToString:@"/User"])
3027                     user = true;
3028                 else if (!_private && [file isEqualToString:@"/private"])
3029                     _private = true;
3030                 else if (!stash && [file isEqualToString:@"/var/stash"])
3031                     stash = true;
3032
3033         /* XXX: this is not sensitive enough. only some folders are valid. */
3034         if (cydia && !repository)
3035             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3036         if (user)
3037             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3038         if (_private)
3039             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3040         if (stash)
3041             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3042     }
3043
3044     return [warnings count] == 0 ? nil : warnings;
3045 }
3046
3047 - (NSArray *) applications {
3048     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3049
3050     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3051
3052     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
3053     if (NSArray *files = [self files])
3054         for (NSString *file in files)
3055             if (application_r(file)) {
3056                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3057                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3058                 if ([id isEqualToString:me])
3059                     continue;
3060
3061                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3062                 if (display == nil)
3063                     display = application_r[1];
3064
3065                 NSString *bundle([file stringByDeletingLastPathComponent]);
3066                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3067                 if (icon == nil || [icon length] == 0)
3068                     icon = @"icon.png";
3069                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3070
3071                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3072                 [applications addObject:application];
3073
3074                 [application addObject:id];
3075                 [application addObject:display];
3076                 [application addObject:url];
3077             }
3078
3079     return [applications count] == 0 ? nil : applications;
3080 }
3081
3082 - (Source *) source {
3083     if (source_ == nil) {
3084         @synchronized (database_) {
3085             if ([database_ era] != era_ || file_.end())
3086                 source_ = (Source *) [NSNull null];
3087             else
3088                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3089         }
3090     }
3091
3092     return source_ == (Source *) [NSNull null] ? nil : source_;
3093 }
3094
3095 - (BOOL) matches:(NSString *)text {
3096     if (text == nil)
3097         return NO;
3098
3099     NSRange range;
3100
3101     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3102     if (range.location != NSNotFound)
3103         return YES;
3104
3105     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3106     if (range.location != NSNotFound)
3107         return YES;
3108
3109     [self parse];
3110
3111     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3112     if (range.location != NSNotFound)
3113         return YES;
3114
3115     return NO;
3116 }
3117
3118 - (bool) hasSupportingRole {
3119     if (role_ == 0)
3120         return true;
3121     if (role_ == 1)
3122         return true;
3123     if ([Role_ isEqualToString:@"User"])
3124         return false;
3125     if (role_ == 2)
3126         return true;
3127     if ([Role_ isEqualToString:@"Hacker"])
3128         return false;
3129     if (role_ == 3)
3130         return true;
3131     if ([Role_ isEqualToString:@"Developer"])
3132         return false;
3133     _assert(false);
3134 }
3135
3136 - (NSArray *) tags {
3137     return tags_;
3138 }
3139
3140 - (BOOL) hasTag:(NSString *)tag {
3141     return tags_ == nil ? NO : [tags_ containsObject:tag];
3142 }
3143
3144 - (NSString *) primaryPurpose {
3145     for (NSString *tag in tags_)
3146         if ([tag hasPrefix:@"purpose::"])
3147             return [tag substringFromIndex:9];
3148     return nil;
3149 }
3150
3151 - (NSArray *) purposes {
3152     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3153     for (NSString *tag in tags_)
3154         if ([tag hasPrefix:@"purpose::"])
3155             [purposes addObject:[tag substringFromIndex:9]];
3156     return [purposes count] == 0 ? nil : purposes;
3157 }
3158
3159 - (bool) isCommercial {
3160     return [self hasTag:@"cydia::commercial"];
3161 }
3162
3163 - (void) setIndex:(size_t)index {
3164     if (metadata_->index_ != index)
3165         metadata_->index_ = index;
3166 }
3167
3168 - (CYString &) cyname {
3169     return name_.empty() ? id_ : name_;
3170 }
3171
3172 - (uint32_t) compareBySection:(NSArray *)sections {
3173     NSString *section([self section]);
3174     for (size_t i(0), e([sections count]); i != e; ++i) {
3175         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3176             return i;
3177     }
3178
3179     return _not(uint32_t);
3180 }
3181
3182 - (void) clear {
3183 @synchronized (database_) {
3184     pkgProblemResolver *resolver = [database_ resolver];
3185     resolver->Clear(iterator_);
3186
3187     pkgCacheFile &cache([database_ cache]);
3188     cache->SetReInstall(iterator_, false);
3189     cache->MarkKeep(iterator_, false);
3190 } }
3191
3192 - (void) install {
3193 @synchronized (database_) {
3194     pkgProblemResolver *resolver = [database_ resolver];
3195     resolver->Clear(iterator_);
3196     resolver->Protect(iterator_);
3197
3198     pkgCacheFile &cache([database_ cache]);
3199     cache->SetReInstall(iterator_, false);
3200     cache->MarkInstall(iterator_, false);
3201
3202     pkgDepCache::StateCache &state((*cache)[iterator_]);
3203     if (!state.Install())
3204         cache->SetReInstall(iterator_, true);
3205 } }
3206
3207 - (void) remove {
3208 @synchronized (database_) {
3209     pkgProblemResolver *resolver = [database_ resolver];
3210     resolver->Clear(iterator_);
3211     resolver->Remove(iterator_);
3212     resolver->Protect(iterator_);
3213
3214     pkgCacheFile &cache([database_ cache]);
3215     cache->SetReInstall(iterator_, false);
3216     cache->MarkDelete(iterator_, true);
3217 } }
3218
3219 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3220     _profile(Package$isUnfilteredAndSearchedForBy)
3221         bool value(true);
3222
3223         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3224             value &= [self unfiltered];
3225         _end
3226
3227         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3228             value &= [self matches:search];
3229         _end
3230
3231         return value;
3232     _end
3233 }
3234
3235 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3236     if ([search length] == 0)
3237         return false;
3238
3239     _profile(Package$isUnfilteredAndSelectedForBy)
3240         bool value(true);
3241
3242         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3243             value &= [self unfiltered];
3244         _end
3245
3246         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3247             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3248         _end
3249
3250         return value;
3251     _end
3252 }
3253
3254 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3255     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3256 }
3257
3258 - (bool) isVisibleInSection:(NSString *)name {
3259     NSString *section([self section]);
3260
3261     return (
3262         name == nil ||
3263         section == nil && [name length] == 0 ||
3264         [name isEqualToString:section]
3265     ) && [self visible];
3266 }
3267
3268 - (bool) isVisibleInSource:(Source *)source {
3269     return [self source] == source && [self visible];
3270 }
3271
3272 @end
3273 /* }}} */
3274 /* Section Class {{{ */
3275 @interface Section : NSObject {
3276     NSString *name_;
3277     unichar index_;
3278     size_t row_;
3279     size_t count_;
3280     NSString *localized_;
3281 }
3282
3283 - (NSComparisonResult) compareByLocalized:(Section *)section;
3284 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3285 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3286 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3287 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3288 - (NSString *) name;
3289 - (unichar) index;
3290
3291 - (size_t) row;
3292 - (size_t) count;
3293
3294 - (void) addToRow;
3295 - (void) addToCount;
3296
3297 - (void) setCount:(size_t)count;
3298 - (NSString *) localized;
3299
3300 @end
3301
3302 @implementation Section
3303
3304 - (void) dealloc {
3305     [name_ release];
3306     if (localized_ != nil)
3307         [localized_ release];
3308     [super dealloc];
3309 }
3310
3311 - (NSComparisonResult) compareByLocalized:(Section *)section {
3312     NSString *lhs(localized_);
3313     NSString *rhs([section localized]);
3314
3315     /*if ([lhs length] != 0 && [rhs length] != 0) {
3316         unichar lhc = [lhs characterAtIndex:0];
3317         unichar rhc = [rhs characterAtIndex:0];
3318
3319         if (isalpha(lhc) && !isalpha(rhc))
3320             return NSOrderedAscending;
3321         else if (!isalpha(lhc) && isalpha(rhc))
3322             return NSOrderedDescending;
3323     }*/
3324
3325     return [lhs compare:rhs options:LaxCompareOptions_];
3326 }
3327
3328 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3329     if ((self = [self initWithName:name localize:NO]) != nil) {
3330         if (localized != nil)
3331             localized_ = [localized retain];
3332     } return self;
3333 }
3334
3335 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3336     return [self initWithName:name row:0 localize:localize];
3337 }
3338
3339 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3340     if ((self = [super init]) != nil) {
3341         name_ = [name retain];
3342         index_ = '\0';
3343         row_ = row;
3344         if (localize)
3345             localized_ = [LocalizeSection(name_) retain];
3346     } return self;
3347 }
3348
3349 /* XXX: localize the index thingees */
3350 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3351     if ((self = [super init]) != nil) {
3352         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3353         index_ = index;
3354         row_ = row;
3355     } return self;
3356 }
3357
3358 - (NSString *) name {
3359     return name_;
3360 }
3361
3362 - (unichar) index {
3363     return index_;
3364 }
3365
3366 - (size_t) row {
3367     return row_;
3368 }
3369
3370 - (size_t) count {
3371     return count_;
3372 }
3373
3374 - (void) addToRow {
3375     ++row_;
3376 }
3377
3378 - (void) addToCount {
3379     ++count_;
3380 }
3381
3382 - (void) setCount:(size_t)count {
3383     count_ = count;
3384 }
3385
3386 - (NSString *) localized {
3387     return localized_;
3388 }
3389
3390 @end
3391 /* }}} */
3392
3393 static NSString *Colon_;
3394 static NSString *Elision_;
3395 static NSString *Error_;
3396 static NSString *Warning_;
3397
3398 /* Database Implementation {{{ */
3399 @implementation Database
3400
3401 + (Database *) sharedInstance {
3402     static Database *instance;
3403     if (instance == nil)
3404         instance = [[Database alloc] init];
3405     return instance;
3406 }
3407
3408 - (unsigned) era {
3409     return era_;
3410 }
3411
3412 - (void) releasePackages {
3413     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3414     CFArrayRemoveAllValues(packages_);
3415 }
3416
3417 - (void) dealloc {
3418     // XXX: actually implement this thing
3419     _assert(false);
3420     [sourceList_ release];
3421     [self releasePackages];
3422     apr_pool_destroy(pool_);
3423     NSRecycleZone(zone_);
3424     [super dealloc];
3425 }
3426
3427 - (void) _readCydia:(NSNumber *)fd { _pooled
3428     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3429     std::istream is(&ib);
3430     std::string line;
3431
3432     static Pcre finish_r("^finish:([^:]*)$");
3433
3434     while (std::getline(is, line)) {
3435         const char *data(line.c_str());
3436         size_t size = line.size();
3437         lprintf("C:%s\n", data);
3438
3439         if (finish_r(data, size)) {
3440             NSString *finish = finish_r[1];
3441             int index = [Finishes_ indexOfObject:finish];
3442             if (index != INT_MAX && index > Finish_)
3443                 Finish_ = index;
3444         }
3445     }
3446
3447     _assume(false);
3448 }
3449
3450 - (void) _readStatus:(NSNumber *)fd { _pooled
3451     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3452     std::istream is(&ib);
3453     std::string line;
3454
3455     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3456     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3457
3458     while (std::getline(is, line)) {
3459         const char *data(line.c_str());
3460         size_t size(line.size());
3461         lprintf("S:%s\n", data);
3462
3463         if (conffile_r(data, size)) {
3464             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3465             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3466         } else if (strncmp(data, "status: ", 8) == 0) {
3467             // status: <package>: {unpacked,half-configured,installed}
3468             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3469             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3470         } else if (strncmp(data, "processing: ", 12) == 0) {
3471             // processing: configure: config-test
3472             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3473             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3474         } else if (pmstatus_r(data, size)) {
3475             std::string type([pmstatus_r[1] UTF8String]);
3476
3477             NSString *package = pmstatus_r[2];
3478             if ([package isEqualToString:@"dpkg-exec"])
3479                 package = nil;
3480
3481             float percent([pmstatus_r[3] floatValue]);
3482             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3483
3484             NSString *string = pmstatus_r[4];
3485
3486             if (type == "pmerror") {
3487                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3488                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3489             } else if (type == "pmstatus") {
3490                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3491                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3492             } else if (type == "pmconffile")
3493                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3494             else
3495                 lprintf("E:unknown pmstatus\n");
3496         } else
3497             lprintf("E:unknown status\n");
3498     }
3499
3500     _assume(false);
3501 }
3502
3503 - (void) _readOutput:(NSNumber *)fd { _pooled
3504     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3505     std::istream is(&ib);
3506     std::string line;
3507
3508     while (std::getline(is, line)) {
3509         lprintf("O:%s\n", line.c_str());
3510
3511         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3512         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3513     }
3514
3515     _assume(false);
3516 }
3517
3518 - (FILE *) input {
3519     return input_;
3520 }
3521
3522 - (Package *) packageWithName:(NSString *)name {
3523 @synchronized (self) {
3524     if (static_cast<pkgDepCache *>(cache_) == NULL)
3525         return nil;
3526     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3527     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3528 } }
3529
3530 - (id) init {
3531     if ((self = [super init]) != nil) {
3532         policy_ = NULL;
3533         records_ = NULL;
3534         resolver_ = NULL;
3535         fetcher_ = NULL;
3536         lock_ = NULL;
3537
3538         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3539         apr_pool_create(&pool_, NULL);
3540
3541         size_t capacity(MetaFile_->active_);
3542         if (capacity == 0)
3543             capacity = 16384;
3544         else
3545             capacity += 1024;
3546
3547         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3548         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3549
3550         int fds[2];
3551
3552         _assert(pipe(fds) != -1);
3553         cydiafd_ = fds[1];
3554
3555         _config->Set("APT::Keep-Fds::", cydiafd_);
3556         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3557
3558         [NSThread
3559             detachNewThreadSelector:@selector(_readCydia:)
3560             toTarget:self
3561             withObject:[NSNumber numberWithInt:fds[0]]
3562         ];
3563
3564         _assert(pipe(fds) != -1);
3565         statusfd_ = fds[1];
3566
3567         [NSThread
3568             detachNewThreadSelector:@selector(_readStatus:)
3569             toTarget:self
3570             withObject:[NSNumber numberWithInt:fds[0]]
3571         ];
3572
3573         _assert(pipe(fds) != -1);
3574         _assert(dup2(fds[0], 0) != -1);
3575         _assert(close(fds[0]) != -1);
3576
3577         input_ = fdopen(fds[1], "a");
3578
3579         _assert(pipe(fds) != -1);
3580         _assert(dup2(fds[1], 1) != -1);
3581         _assert(close(fds[1]) != -1);
3582
3583         [NSThread
3584             detachNewThreadSelector:@selector(_readOutput:)
3585             toTarget:self
3586             withObject:[NSNumber numberWithInt:fds[0]]
3587         ];
3588     } return self;
3589 }
3590
3591 - (pkgCacheFile &) cache {
3592     return cache_;
3593 }
3594
3595 - (pkgDepCache::Policy *) policy {
3596     return policy_;
3597 }
3598
3599 - (pkgRecords *) records {
3600     return records_;
3601 }
3602
3603 - (pkgProblemResolver *) resolver {
3604     return resolver_;
3605 }
3606
3607 - (pkgAcquire &) fetcher {
3608     return *fetcher_;
3609 }
3610
3611 - (pkgSourceList &) list {
3612     return *list_;
3613 }
3614
3615 - (NSArray *) packages {
3616     return (NSArray *) packages_;
3617 }
3618
3619 - (NSArray *) sources {
3620     return sourceList_;
3621 }
3622
3623 - (Source *) sourceWithKey:(NSString *)key {
3624     for (Source *source in [self sources]) {
3625         if ([[source key] isEqualToString:key])
3626             return source;
3627     } return nil;
3628 }
3629
3630 - (bool) popErrorWithTitle:(NSString *)title {
3631     bool fatal(false);
3632
3633     while (!_error->empty()) {
3634         std::string error;
3635         bool warning(!_error->PopMessage(error));
3636         if (!warning)
3637             fatal = true;
3638
3639         for (;;) {
3640             size_t size(error.size());
3641             if (size == 0 || error[size - 1] != '\n')
3642                 break;
3643             error.resize(size - 1);
3644         }
3645
3646         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3647
3648         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3649     }
3650
3651     return fatal;
3652 }
3653
3654 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3655     return [self popErrorWithTitle:title] || !success;
3656 }
3657
3658 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3659 @synchronized (self) {
3660     ++era_;
3661
3662     [self releasePackages];
3663
3664     sourceMap_.clear();
3665     [sourceList_ removeAllObjects];
3666
3667     _error->Discard();
3668
3669     delete list_;
3670     list_ = NULL;
3671     manager_ = NULL;
3672     delete lock_;
3673     lock_ = NULL;
3674     delete fetcher_;
3675     fetcher_ = NULL;
3676     delete resolver_;
3677     resolver_ = NULL;
3678     delete records_;
3679     records_ = NULL;
3680     delete policy_;
3681     policy_ = NULL;
3682
3683     cache_.Close();
3684
3685     apr_pool_clear(pool_);
3686
3687     NSRecycleZone(zone_);
3688     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3689
3690     int chk(creat("/tmp/cydia.chk", 0644));
3691     if (chk != -1)
3692         close(chk);
3693
3694     if (invocation != nil)
3695         [invocation invoke];
3696
3697     NSString *title(UCLocalize("DATABASE"));
3698
3699     _trace();
3700     OpProgress progress;
3701     while (!cache_.Open(progress, true)) { pop:
3702         std::string error;
3703         bool warning(!_error->PopMessage(error));
3704         lprintf("cache_.Open():[%s]\n", error.c_str());
3705
3706         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3707             [delegate_ repairWithSelector:@selector(configure)];
3708         else if (error == "The package lists or status file could not be parsed or opened.")
3709             [delegate_ repairWithSelector:@selector(update)];
3710         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3711         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3712         // else if (error == "Malformed Status line")
3713         // else if (error == "The list of sources could not be read.")
3714         else {
3715             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3716             return;
3717         }
3718
3719         if (warning)
3720             goto pop;
3721         _error->Discard();
3722     }
3723     _trace();
3724
3725     unlink("/tmp/cydia.chk");
3726
3727     now_ = [[NSDate date] timeIntervalSince1970];
3728
3729     policy_ = new pkgDepCache::Policy();
3730     records_ = new pkgRecords(cache_);
3731     resolver_ = new pkgProblemResolver(cache_);
3732     fetcher_ = new pkgAcquire(&status_);
3733     lock_ = NULL;
3734
3735     list_ = new pkgSourceList();
3736     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3737         return;
3738
3739     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3740         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3741         return;
3742     }
3743
3744     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3745         return;
3746
3747     if (cache_->BrokenCount() != 0) {
3748         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3749             return;
3750
3751         if (cache_->BrokenCount() != 0) {
3752             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3753             return;
3754         }
3755
3756         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3757             return;
3758     }
3759
3760     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3761         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3762         [sourceList_ addObject:object];
3763
3764         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3765         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3766             // XXX: this could be more intelligent
3767             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3768                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3769                 if (!cached.end())
3770                     sourceMap_[cached->ID] = object;
3771             }
3772     }
3773
3774     {
3775         /*std::vector<Package *> packages;
3776         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3777         [packages_ release];
3778         packages_ = nil;*/
3779
3780         _trace();
3781
3782         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3783             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3784                 //packages.push_back(package);
3785                 CFArrayAppendValue(packages_, [package retain]);
3786
3787         _trace();
3788
3789         /*if (packages.empty())
3790             packages_ = [[NSArray alloc] init];
3791         else
3792             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3793         _trace();*/
3794
3795         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3796         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3797         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3798
3799         /*_trace();
3800         PrintTimes();
3801         _trace();*/
3802
3803         _trace();
3804
3805         /*if (!packages.empty())
3806             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3807         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3808
3809         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3810
3811         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3812
3813         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3814
3815         _trace();
3816
3817         size_t count(CFArrayGetCount(packages_));
3818         MetaFile_->active_ = count;
3819
3820         for (size_t index(0); index != count; ++index)
3821             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3822
3823         _trace();
3824     }
3825 } } CYPoolEnd() _trace(); }
3826
3827 - (void) clear {
3828 @synchronized (self) {
3829     delete resolver_;
3830     resolver_ = new pkgProblemResolver(cache_);
3831
3832     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3833         if (!cache_[iterator].Keep())
3834             cache_->MarkKeep(iterator, false);
3835         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3836             cache_->SetReInstall(iterator, false);
3837 } }
3838
3839 - (void) configure {
3840     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3841     _trace();
3842     system([dpkg UTF8String]);
3843     _trace();
3844 }
3845
3846 - (bool) clean {
3847     // XXX: I don't remember this condition
3848     if (lock_ != NULL)
3849         return false;
3850
3851     FileFd Lock;
3852     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3853
3854     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3855
3856     if ([self popErrorWithTitle:title])
3857         return false;
3858
3859     pkgAcquire fetcher;
3860     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3861
3862     class LogCleaner :
3863         public pkgArchiveCleaner
3864     {
3865       protected:
3866         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3867             unlink(File);
3868         }
3869     } cleaner;
3870
3871     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3872         return false;
3873
3874     return true;
3875 }
3876
3877 - (bool) prepare {
3878     fetcher_->Shutdown();
3879
3880     pkgRecords records(cache_);
3881
3882     lock_ = new FileFd();
3883     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3884
3885     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3886
3887     if ([self popErrorWithTitle:title])
3888         return false;
3889
3890     pkgSourceList list;
3891     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3892         return false;
3893
3894     manager_ = (_system->CreatePM(cache_));
3895     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3896         return false;
3897
3898     return true;
3899 }
3900
3901 - (void) perform {
3902     bool substrate(RestartSubstrate_);
3903     RestartSubstrate_ = false;
3904
3905     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3906
3907     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3908         pkgSourceList list;
3909         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3910             return;
3911         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3912             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3913     }
3914
3915     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3916
3917     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3918         _trace();
3919         [self popErrorWithTitle:title];
3920         return;
3921     }
3922
3923     bool failed = false;
3924     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3925         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3926             continue;
3927         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3928             continue;
3929
3930         failed = true;
3931     }
3932
3933     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3934
3935     if (failed) {
3936         _trace();
3937         return;
3938     }
3939
3940     if (substrate)
3941         RestartSubstrate_ = true;
3942
3943     _system->UnLock();
3944     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3945
3946     if (_error->PendingError()) {
3947         _trace();
3948         return;
3949     }
3950
3951     if (result == pkgPackageManager::Failed) {
3952         _trace();
3953         return;
3954     }
3955
3956     if (result != pkgPackageManager::Completed) {
3957         _trace();
3958         return;
3959     }
3960
3961     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3962         pkgSourceList list;
3963         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3964             return;
3965         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3966             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3967     }
3968
3969     if (![before isEqualToArray:after])
3970         [self update];
3971 }
3972
3973 - (bool) upgrade {
3974     NSString *title(UCLocalize("UPGRADE"));
3975     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3976         return false;
3977     return true;
3978 }
3979
3980 - (void) update {
3981     [self updateWithStatus:status_];
3982 }
3983
3984 - (void) updateWithStatus:(Status &)status {
3985     NSString *title(UCLocalize("REFRESHING_DATA"));
3986
3987     pkgSourceList list;
3988     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3989         return;
3990
3991     FileFd lock;
3992     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3993     if ([self popErrorWithTitle:title])
3994         return;
3995
3996     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3997
3998     bool success(ListUpdate(status, list, PulseInterval_));
3999     if (status.WasCancelled())
4000         _error->Discard();
4001     else
4002         [self popErrorWithTitle:title forOperation:success];
4003
4004     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4005
4006     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4007     Changed_ = true;
4008 }
4009
4010 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4011     delegate_ = delegate;
4012 }
4013
4014 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4015     progress_ = delegate;
4016     status_.setDelegate(delegate);
4017 }
4018
4019 - (NSObject<ProgressDelegate> *) progressDelegate {
4020     return progress_;
4021 }
4022
4023 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4024     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4025     return i == sourceMap_.end() ? nil : i->second;
4026 }
4027
4028 - (NSString *) mappedSectionForPointer:(const char *)section {
4029     _H<NSString> *mapped;
4030
4031     _profile(Database$mappedSectionForPointer$Cache)
4032         mapped = &sections_[section];
4033     _end
4034
4035     if (*mapped == NULL) {
4036         size_t length(strlen(section));
4037         char spaced[length + 1];
4038
4039         _profile(Database$mappedSectionForPointer$Replace)
4040             for (size_t index(0); index != length; ++index)
4041                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4042             spaced[length] = '\0';
4043         _end
4044
4045         NSString *string;
4046
4047         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4048             string = [NSString stringWithUTF8String:spaced];
4049         _end
4050
4051         _profile(Database$mappedSectionForPointer$Map)
4052             string = [SectionMap_ objectForKey:string] ?: string;
4053         _end
4054
4055         *mapped = string;
4056     } return *mapped;
4057 }
4058
4059 @end
4060 /* }}} */
4061
4062 @interface Diversion : NSObject {
4063     Pcre pattern_;
4064     _H<NSString> key_;
4065     _H<NSString> format_;
4066 }
4067
4068 @end
4069
4070 @implementation Diversion
4071
4072 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4073     if ((self = [super init]) != nil) {
4074         pattern_ = [from UTF8String];
4075         key_ = from;
4076         format_ = to;
4077     } return self;
4078 }
4079
4080 - (NSString *) divert:(NSString *)url {
4081     if (!pattern_(url))
4082         return nil;
4083
4084     size_t count(pattern_.size());
4085     id values[count];
4086     for (size_t i(0); i != count; ++i)
4087         values[i] = pattern_[i + 1];
4088
4089     return [[[NSString alloc] initWithFormat:format_ arguments:reinterpret_cast<va_list>(values)] autorelease];
4090 }
4091
4092 - (NSString *) key {
4093     return key_;
4094 }
4095
4096 - (NSUInteger) hash {
4097     return [key_ hash];
4098 }
4099
4100 - (BOOL) isEqual:(Diversion *)object {
4101     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4102 }
4103
4104 @end
4105
4106 @interface CydiaObject : NSObject {
4107     id indirect_;
4108     _transient id delegate_;
4109 }
4110
4111 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4112
4113 @end
4114
4115 @interface CYBrowserController : BrowserController {
4116     CydiaObject *cydia_;
4117 }
4118
4119 + (void) addDiversion:(Diversion *)diversion;
4120
4121 @end
4122
4123 static NSMutableSet *Diversions_;
4124
4125 /* Web Scripting {{{ */
4126 @implementation CydiaObject
4127
4128 - (void) dealloc {
4129     [indirect_ release];
4130     [super dealloc];
4131 }
4132
4133 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4134     if ((self = [super init]) != nil) {
4135         indirect_ = [indirect retain];
4136     } return self;
4137 }
4138
4139 - (void) setDelegate:(id)delegate {
4140     delegate_ = delegate;
4141 }
4142
4143 + (NSArray *) _attributeKeys {
4144     return [NSArray arrayWithObjects:
4145         @"device",
4146         @"ecid",
4147         @"firmware",
4148         @"hostname",
4149         @"idiom",
4150         @"model",
4151         @"plmn",
4152         @"role",
4153         @"serial",
4154         @"token",
4155         @"version",
4156     nil];
4157 }
4158
4159 - (NSArray *) attributeKeys {
4160     return [[self class] _attributeKeys];
4161 }
4162
4163 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4164     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4165 }
4166
4167 - (NSString *) version {
4168     return @ Cydia_;
4169 }
4170
4171 - (NSString *) device {
4172     return [[UIDevice currentDevice] uniqueIdentifier];
4173 }
4174
4175 - (NSString *) firmware {
4176     return [[UIDevice currentDevice] systemVersion];
4177 }
4178
4179 - (NSString *) hostname {
4180     return [[UIDevice currentDevice] name];
4181 }
4182
4183 - (NSString *) idiom {
4184     return (id) Idiom_ ?: [NSNull null];
4185 }
4186
4187 - (NSString *) plmn {
4188     return (id) PLMN_ ?: [NSNull null];
4189 }
4190
4191 - (NSString *) ecid {
4192     return (id) ChipID_ ?: [NSNull null];
4193 }
4194
4195 - (NSString *) serial {
4196     return SerialNumber_;
4197 }
4198
4199 - (NSString *) role {
4200     return (id) Role_ ?: [NSNull null];
4201 }
4202
4203 - (NSString *) model {
4204     return [NSString stringWithUTF8String:Machine_];
4205 }
4206
4207 - (NSString *) token {
4208     return (id) Token_ ?: [NSNull null];
4209 }
4210
4211 + (NSString *) webScriptNameForSelector:(SEL)selector {
4212     if (false);
4213     else if (selector == @selector(addBridgedHost:))
4214         return @"addBridgedHost";
4215     else if (selector == @selector(addPipelinedHost:scheme:))
4216         return @"addPipelinedHost";
4217     else if (selector == @selector(addTrivialSource:))
4218         return @"addTrivialSource";
4219     else if (selector == @selector(close))
4220         return @"close";
4221     else if (selector == @selector(divert::))
4222         return @"divert";
4223     else if (selector == @selector(du:))
4224         return @"du";
4225     else if (selector == @selector(stringWithFormat:arguments:))
4226         return @"format";
4227     else if (selector == @selector(getAllSources))
4228         return @"getAllSourcs";
4229     else if (selector == @selector(getKernelNumber:))
4230         return @"getKernelNumber";
4231     else if (selector == @selector(getKernelString:))
4232         return @"getKernelString";
4233     else if (selector == @selector(getInstalledPackages))
4234         return @"getInstalledPackages";
4235     else if (selector == @selector(getPackageById:))
4236         return @"getPackageById";
4237     else if (selector == @selector(getSessionValue:))
4238         return @"getSessionValue";
4239     else if (selector == @selector(installPackages:))
4240         return @"installPackages";
4241     else if (selector == @selector(localizedStringForKey:value:table:))
4242         return @"localize";
4243     else if (selector == @selector(popViewController:))
4244         return @"popViewController";
4245     else if (selector == @selector(refreshSources))
4246         return @"refreshSources";
4247     else if (selector == @selector(removeButton))
4248         return @"removeButton";
4249     else if (selector == @selector(setSessionValue::))
4250         return @"setSessionValue";
4251     else if (selector == @selector(substitutePackageNames:))
4252         return @"substitutePackageNames";
4253     else if (selector == @selector(scrollToBottom:))
4254         return @"scrollToBottom";
4255     else if (selector == @selector(setAllowsNavigationAction:))
4256         return @"setAllowsNavigationAction";
4257     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4258         return @"setButtonImage";
4259     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4260         return @"setButtonTitle";
4261     else if (selector == @selector(setHidesBackButton:))
4262         return @"setHidesBackButton";
4263     else if (selector == @selector(setHidesNavigationBar:))
4264         return @"setHidesNavigationBar";
4265     else if (selector == @selector(setNavigationBarStyle:))
4266         return @"setNavigationBarStyle";
4267     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4268         return @"setNavigationBarTintColor";
4269     else if (selector == @selector(setPopupHook:))
4270         return @"setPopupHook";
4271     else if (selector == @selector(setToken:))
4272         return @"setToken";
4273     else if (selector == @selector(setViewportWidth:))
4274         return @"setViewportWidth";
4275     else if (selector == @selector(statfs:))
4276         return @"statfs";
4277     else if (selector == @selector(supports:))
4278         return @"supports";
4279     else
4280         return nil;
4281 }
4282
4283 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4284     return [self webScriptNameForSelector:selector] == nil;
4285 }
4286
4287 - (BOOL) supports:(NSString *)feature {
4288     return [feature isEqualToString:@"window.open"];
4289 }
4290
4291 - (void) divert:(NSString *)from :(NSString *)to {
4292     [CYBrowserController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4293 }
4294
4295 - (NSNumber *) getKernelNumber:(NSString *)name {
4296     const char *string([name UTF8String]);
4297
4298     size_t size;
4299     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4300         return (id) [NSNull null];
4301
4302     if (size != sizeof(int))
4303         return (id) [NSNull null];
4304
4305     int value;
4306     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4307         return (id) [NSNull null];
4308
4309     return [NSNumber numberWithInt:value];
4310 }
4311
4312 - (NSString *) getKernelString:(NSString *)name {
4313     const char *string([name UTF8String]);
4314
4315     size_t size;
4316     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4317         return (id) [NSNull null];
4318
4319     char value[size + 1];
4320     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4321         return (id) [NSNull null];
4322
4323     // XXX: just in case you request something ludicrous
4324     value[size] = '\0';
4325
4326     return [NSString stringWithCString:value];
4327 }
4328
4329 - (id) getSessionValue:(NSString *)key {
4330 @synchronized (SessionData_) {
4331     return [SessionData_ objectForKey:key];
4332 } }
4333
4334 - (void) setSessionValue:(NSString *)key :(NSString *)value {
4335 @synchronized (SessionData_) {
4336     if (value == (id) [WebUndefined undefined])
4337         [SessionData_ removeObjectForKey:key];
4338     else
4339         [SessionData_ setObject:value forKey:key];
4340 } }
4341
4342 - (void) addBridgedHost:(NSString *)host {
4343 @synchronized (HostConfig_) {
4344     [BridgedHosts_ addObject:host];
4345 } }
4346
4347 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4348 @synchronized (HostConfig_) {
4349     if (scheme != (id) [WebUndefined undefined])
4350         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4351
4352     [PipelinedHosts_ addObject:host];
4353 } }
4354
4355 - (void) popViewController:(NSNumber *)value {
4356     if (value == (id) [WebUndefined undefined])
4357         value = [NSNumber numberWithBool:YES];
4358     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4359 }
4360
4361 - (void) addTrivialSource:(NSString *)href {
4362     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4363 }
4364
4365 - (void) refreshSources {
4366     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4367 }
4368
4369 - (NSArray *) getAllSources {
4370     return [[Database sharedInstance] sources];
4371 }
4372
4373 - (NSArray *) getInstalledPackages {
4374     Database *database([Database sharedInstance]);
4375 @synchronized (database) {
4376     NSArray *packages([database packages]);
4377     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4378     for (Package *package in packages)
4379         if (![package uninstalled])
4380             [installed addObject:package];
4381     return installed;
4382 } }
4383
4384 - (Package *) getPackageById:(NSString *)id {
4385     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4386         [package parse];
4387         return package;
4388     } else
4389         return (Package *) [NSNull null];
4390 }
4391
4392 - (NSArray *) statfs:(NSString *)path {
4393     struct statfs stat;
4394
4395     if (path == nil || statfs([path UTF8String], &stat) == -1)
4396         return nil;
4397
4398     return [NSArray arrayWithObjects:
4399         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4400         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4401         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4402     nil];
4403 }
4404
4405 - (NSNumber *) du:(NSString *)path {
4406     NSNumber *value(nil);
4407
4408     int fds[2];
4409     _assert(pipe(fds) != -1);
4410
4411     pid_t pid(ExecFork());
4412     if (pid == 0) {
4413         _assert(dup2(fds[1], 1) != -1);
4414         _assert(close(fds[0]) != -1);
4415         _assert(close(fds[1]) != -1);
4416         /* XXX: this should probably not use du */
4417         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4418         exit(1);
4419         _assert(false);
4420     }
4421
4422     _assert(close(fds[1]) != -1);
4423
4424     if (FILE *du = fdopen(fds[0], "r")) {
4425         char line[1024];
4426         while (fgets(line, sizeof(line), du) != NULL) {
4427             size_t length(strlen(line));
4428             while (length != 0 && line[length - 1] == '\n')
4429                 line[--length] = '\0';
4430             if (char *tab = strchr(line, '\t')) {
4431                 *tab = '\0';
4432                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4433             }
4434         }
4435
4436         fclose(du);
4437     } else _assert(close(fds[0]));
4438
4439     int status;
4440   wait:
4441     if (waitpid(pid, &status, 0) == -1)
4442         if (errno == EINTR)
4443             goto wait;
4444         else _assert(false);
4445
4446     return value;
4447 }
4448
4449 - (void) close {
4450     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4451 }
4452
4453 - (void) installPackages:(NSArray *)packages {
4454     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4455 }
4456
4457 - (NSString *) substitutePackageNames:(NSString *)message {
4458     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4459     for (size_t i(0), e([words count]); i != e; ++i) {
4460         NSString *word([words objectAtIndex:i]);
4461         if (Package *package = [[Database sharedInstance] packageWithName:word])
4462             [words replaceObjectAtIndex:i withObject:[package name]];
4463     }
4464
4465     return [words componentsJoinedByString:@" "];
4466 }
4467
4468 - (void) removeButton {
4469     [indirect_ removeButton];
4470 }
4471
4472 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4473     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4474 }
4475
4476 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4477     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4478 }
4479
4480 - (void) setAllowsNavigationAction:(NSString *)value {
4481     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4482 }
4483
4484 - (void) setHidesBackButton:(NSString *)value {
4485     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4486 }
4487
4488 - (void) setHidesNavigationBar:(NSString *)value {
4489     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4490 }
4491
4492 - (void) setNavigationBarStyle:(NSString *)value {
4493     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4494 }
4495
4496 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4497     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4498     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4499     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4500 }
4501
4502 - (void) _setToken:(NSString *)token {
4503     Token_ = token;
4504
4505     if (token == nil)
4506         [Metadata_ removeObjectForKey:@"Token"];
4507     else
4508         [Metadata_ setObject:Token_ forKey:@"Token"];
4509
4510     Changed_ = true;
4511 }
4512
4513 - (void) setToken:(NSString *)token {
4514     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4515 }
4516
4517 - (void) setPopupHook:(id)function {
4518     [indirect_ setPopupHook:function];
4519 }
4520
4521 - (void) scrollToBottom:(NSNumber *)animated {
4522     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4523 }
4524
4525 - (void) setViewportWidth:(float)width {
4526     [indirect_ setViewportWidthOnMainThread:width];
4527 }
4528
4529 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4530     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4531     unsigned count([arguments count]);
4532     id values[count];
4533     for (unsigned i(0); i != count; ++i)
4534         values[i] = [arguments objectAtIndex:i];
4535     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4536 }
4537
4538 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4539     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4540         value = nil;
4541     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4542         table = nil;
4543     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4544 }
4545
4546 @end
4547 /* }}} */
4548
4549 /* @ Loading... Indicator {{{ */
4550 @interface CYLoadingIndicator : UIView {
4551     _H<UIActivityIndicatorView> spinner_;
4552     _H<UILabel> label_;
4553     _H<UIView> container_;
4554 }
4555
4556 @property (readonly, nonatomic) UILabel *label;
4557 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4558
4559 @end
4560
4561 @implementation CYLoadingIndicator
4562
4563 - (id) initWithFrame:(CGRect)frame {
4564     if ((self = [super initWithFrame:frame]) != nil) {
4565         container_ = [[[UIView alloc] init] autorelease];
4566         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4567
4568         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4569         [spinner_ startAnimating];
4570         [container_ addSubview:spinner_];
4571
4572         label_ = [[[UILabel alloc] init] autorelease];
4573         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4574         [label_ setBackgroundColor:[UIColor clearColor]];
4575         [label_ setTextColor:[UIColor blackColor]];
4576         [label_ setShadowColor:[UIColor whiteColor]];
4577         [label_ setShadowOffset:CGSizeMake(0, 1)];
4578         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4579         [container_ addSubview:label_];
4580
4581         CGSize viewsize = frame.size;
4582         CGSize spinnersize = [spinner_ bounds].size;
4583         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4584         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4585
4586         CGRect containrect = {
4587             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4588             CGSizeMake(bothwidth, spinnersize.height)
4589         };
4590         CGRect textrect = {
4591             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4592             textsize
4593         };
4594         CGRect spinrect = {
4595             CGPointZero,
4596             spinnersize
4597         };
4598
4599         [container_ setFrame:containrect];
4600         [spinner_ setFrame:spinrect];
4601         [label_ setFrame:textrect];
4602         [self addSubview:container_];
4603     } return self;
4604 }
4605
4606 - (UILabel *) label {
4607     return label_;
4608 }
4609
4610 - (UIActivityIndicatorView *) activityIndicatorView {
4611     return spinner_;
4612 }
4613
4614 @end
4615 /* }}} */
4616 /* Emulated Loading Controller {{{ */
4617 @interface CYEmulatedLoadingController : CYViewController {
4618     _transient Database *database_;
4619     _H<CYLoadingIndicator> indicator_;
4620     _H<UITabBar> tabbar_;
4621     _H<UINavigationBar> navbar_;
4622 }
4623
4624 @end
4625
4626 @implementation CYEmulatedLoadingController
4627
4628 - (id) initWithDatabase:(Database *)database {
4629     if ((self = [super init]) != nil) {
4630         database_ = database;
4631     } return self;
4632 }
4633
4634 - (void) loadView {
4635     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4636
4637     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4638     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4639     [[self view] addSubview:table];
4640
4641     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4642     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4643     [[self view] addSubview:indicator_];
4644
4645     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4646     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4647     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4648     [[self view] addSubview:tabbar_];
4649
4650     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4651     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4652     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4653     [[self view] addSubview:navbar_];
4654 }
4655
4656 - (void) releaseSubviews {
4657     indicator_ = nil;
4658     tabbar_ = nil;
4659     navbar_ = nil;
4660 }
4661
4662 @end
4663 /* }}} */
4664
4665 /* Cydia Browser Controller {{{ */
4666 @implementation CYBrowserController
4667
4668 - (void) dealloc {
4669     [cydia_ release];
4670     [super dealloc];
4671 }
4672
4673 - (NSURL *) navigationURL {
4674     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4675 }
4676
4677 + (void) initialize {
4678     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4679 }
4680
4681 + (void) addDiversion:(Diversion *)diversion {
4682     [Diversions_ addObject:diversion];
4683 }
4684
4685 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4686     [super webView:view didClearWindowObject:window forFrame:frame];
4687
4688     WebDataSource *source([frame dataSource]);
4689     NSURLResponse *response([source response]);
4690     NSURL *url([response URL]);
4691
4692     @synchronized (HostConfig_) {
4693         if ([[[url scheme] lowercaseString] isEqualToString:@"https"])
4694             if ([BridgedHosts_ containsObject:[url host]])
4695                 [window setValue:cydia_ forKey:@"cydia"];
4696     }
4697 }
4698
4699 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4700     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4701
4702   divert:
4703     NSURL *url([copy URL]);
4704     NSString *href([url absoluteString]);
4705
4706     for (Diversion *diversion in Diversions_)
4707         if (NSString *diverted = [diversion divert:href]) {
4708             [copy setURL:[NSURL URLWithString:diverted]];
4709             goto divert;
4710         }
4711
4712     if (System_ != NULL)
4713         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4714     if (Machine_ != NULL)
4715         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4716     if (Token_ != nil)
4717         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4718
4719     return copy;
4720 }
4721
4722 - (void) setDelegate:(id)delegate {
4723     [super setDelegate:delegate];
4724     [cydia_ setDelegate:delegate];
4725 }
4726
4727 - (id) init {
4728     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4729         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4730
4731         WebView *webview([[webview_ _documentView] webView]);
4732
4733         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4734
4735         if (Safari_ != nil)
4736             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4737         if (Build_ != nil)
4738             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4739         if (Product_ != nil)
4740             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4741
4742         [webview setApplicationNameForUserAgent:application];
4743     } return self;
4744 }
4745
4746 @end
4747 /* }}} */
4748
4749 // CydiaScript {{{
4750 @interface NSObject (CydiaScript)
4751 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4752 @end
4753
4754 @implementation NSObject (CydiaScript)
4755
4756 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4757     return self;
4758 }
4759
4760 @end
4761
4762 @implementation NSArray (CydiaScript)
4763
4764 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4765     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4766     for (size_t i(0), e([self count]); i != e; ++i)
4767         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4768     return object;
4769 }
4770
4771 @end
4772
4773 @implementation NSDictionary (CydiaScript)
4774
4775 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4776     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4777     for (id i in self)
4778         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4779     return object;
4780 }
4781
4782 @end
4783 // }}}
4784
4785 /* Confirmation Controller {{{ */
4786 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4787     if (!iterator.end())
4788         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4789             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4790                 continue;
4791             pkgCache::PkgIterator package(dep.TargetPkg());
4792             if (package.end())
4793                 continue;
4794             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4795                 return true;
4796         }
4797
4798     return false;
4799 }
4800
4801 @protocol ConfirmationControllerDelegate
4802 - (void) cancelAndClear:(bool)clear;
4803 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4804 - (void) queue;
4805 @end
4806
4807 @interface ConfirmationController : CYBrowserController {
4808     _transient Database *database_;
4809
4810     UIAlertView *essential_;
4811
4812     NSDictionary *changes_;
4813     NSMutableArray *issues_;
4814     NSDictionary *sizes_;
4815
4816     BOOL substrate_;
4817 }
4818
4819 - (id) initWithDatabase:(Database *)database;
4820
4821 @end
4822
4823 @implementation ConfirmationController
4824
4825 - (void) dealloc {
4826     [changes_ release];
4827     [issues_ release];
4828     [sizes_ release];
4829
4830     if (essential_ != nil)
4831         [essential_ release];
4832
4833     [super dealloc];
4834 }
4835
4836 - (void) complete {
4837     if (substrate_)
4838         RestartSubstrate_ = true;
4839     [delegate_ confirmWithNavigationController:[self navigationController]];
4840 }
4841
4842 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4843     NSString *context([alert context]);
4844
4845     if ([context isEqualToString:@"remove"]) {
4846         if (button == [alert cancelButtonIndex])
4847             [self dismissModalViewControllerAnimated:YES];
4848         else if (button == [alert firstOtherButtonIndex]) {
4849             [self complete];
4850         }
4851
4852         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4853     } else if ([context isEqualToString:@"unable"]) {
4854         [self dismissModalViewControllerAnimated:YES];
4855         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4856     } else {
4857         [super alertView:alert clickedButtonAtIndex:button];
4858     }
4859 }
4860
4861 - (void) _doContinue {
4862     [self dismissModalViewControllerAnimated:YES];
4863     [delegate_ cancelAndClear:NO];
4864 }
4865
4866 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4867     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4868     return nil;
4869 }
4870
4871 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4872     [super webView:view didClearWindowObject:window forFrame:frame];
4873
4874     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4875         changes_, @"changes",
4876         issues_, @"issues",
4877         sizes_, @"sizes",
4878         self, @"queue",
4879     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4880 }
4881
4882 - (id) initWithDatabase:(Database *)database {
4883     if ((self = [super init]) != nil) {
4884         database_ = database;
4885
4886         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4887         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4888         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4889         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4890         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4891
4892         bool remove(false);
4893
4894         pkgCacheFile &cache([database_ cache]);
4895         NSArray *packages([database_ packages]);
4896         pkgDepCache::Policy *policy([database_ policy]);
4897
4898         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4899
4900         for (Package *package in packages) {
4901             pkgCache::PkgIterator iterator([package iterator]);
4902             NSString *name([package id]);
4903
4904             if ([package broken]) {
4905                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4906
4907                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4908                     name, @"package",
4909                     reasons, @"reasons",
4910                 nil]];
4911
4912                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4913                 if (ver.end())
4914                     continue;
4915
4916                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4917                     pkgCache::DepIterator start;
4918                     pkgCache::DepIterator end;
4919                     dep.GlobOr(start, end); // ++dep
4920
4921                     if (!cache->IsImportantDep(end))
4922                         continue;
4923                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4924                         continue;
4925
4926                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4927
4928                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4929                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4930                         clauses, @"clauses",
4931                     nil]];
4932
4933                     _forever {
4934                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4935
4936                         pkgCache::PkgIterator target(start.TargetPkg());
4937                         if (target->ProvidesList != 0)
4938                             reason = @"missing";
4939                         else {
4940                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4941                             if (!ver.end()) {
4942                                 reason = @"installed";
4943                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4944                             } else if (!cache[target].CandidateVerIter(cache).end())
4945                                 reason = @"uninstalled";
4946                             else if (target->ProvidesList == 0)
4947                                 reason = @"uninstallable";
4948                             else
4949                                 reason = @"virtual";
4950                         }
4951
4952                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4953                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4954                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4955                         nil]);
4956
4957                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4958                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4959                             version, @"version",
4960                             reason, @"reason",
4961                             installed, @"installed",
4962                         nil]];
4963
4964                         // yes, seriously. (wtf?)
4965                         if (start == end)
4966                             break;
4967                         ++start;
4968                     }
4969                 }
4970             }
4971
4972             pkgDepCache::StateCache &state(cache[iterator]);
4973
4974             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4975
4976             if (state.NewInstall())
4977                 [installs addObject:name];
4978             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4979                 [reinstalls addObject:name];
4980             else if (state.Upgrade())
4981                 [upgrades addObject:name];
4982             else if (state.Downgrade())
4983                 [downgrades addObject:name];
4984             else if (!state.Delete())
4985                 continue;
4986             else if (special_r(name))
4987                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4988                     [NSNull null], @"package",
4989                     [NSArray arrayWithObjects:
4990                         [NSDictionary dictionaryWithObjectsAndKeys:
4991                             @"Conflicts", @"relationship",
4992                             [NSArray arrayWithObjects:
4993                                 [NSDictionary dictionaryWithObjectsAndKeys:
4994                                     name, @"package",
4995                                     [NSNull null], @"version",
4996                                     @"installed", @"reason",
4997                                 nil],
4998                             nil], @"clauses",
4999                         nil],
5000                     nil], @"reasons",
5001                 nil]];
5002             else {
5003                 if ([package essential])
5004                     remove = true;
5005                 [removes addObject:name];
5006             }
5007
5008             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
5009             substrate_ |= DepSubstrate(iterator.CurrentVer());
5010         }
5011
5012         if (!remove)
5013             essential_ = nil;
5014         else if (Advanced_) {
5015             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
5016
5017             essential_ = [[UIAlertView alloc]
5018                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5019                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5020                 delegate:self
5021                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5022                 otherButtonTitles:
5023                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5024                 nil
5025             ];
5026
5027             [essential_ setContext:@"remove"];
5028         } else {
5029             essential_ = [[UIAlertView alloc]
5030                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5031                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5032                 delegate:self
5033                 cancelButtonTitle:UCLocalize("OKAY")
5034                 otherButtonTitles:nil
5035             ];
5036
5037             [essential_ setContext:@"unable"];
5038         }
5039
5040         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
5041             installs, @"installs",
5042             reinstalls, @"reinstalls",
5043             upgrades, @"upgrades",
5044             downgrades, @"downgrades",
5045             removes, @"removes",
5046         nil];
5047
5048         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
5049             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5050             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5051         nil];
5052
5053         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5054
5055         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
5056             initWithTitle:UCLocalize("CANCEL")
5057             style:UIBarButtonItemStylePlain
5058             target:self
5059             action:@selector(cancelButtonClicked)
5060         ] autorelease]];
5061     } return self;
5062 }
5063
5064 #if !AlwaysReload
5065 - (void) applyRightButton {
5066     if ([issues_ count] == 0 && ![self isLoading])
5067         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5068             initWithTitle:UCLocalize("CONFIRM")
5069             style:UIBarButtonItemStyleDone
5070             target:self
5071             action:@selector(confirmButtonClicked)
5072         ] autorelease]];
5073     else
5074         [[self navigationItem] setRightBarButtonItem:nil];
5075 }
5076 #endif
5077
5078 - (void) cancelButtonClicked {
5079     [self dismissModalViewControllerAnimated:YES];
5080     [delegate_ cancelAndClear:YES];
5081 }
5082
5083 #if !AlwaysReload
5084 - (void) confirmButtonClicked {
5085     if (essential_ != nil)
5086         [essential_ show];
5087     else
5088         [self complete];
5089 }
5090 #endif
5091
5092 @end
5093 /* }}} */
5094
5095 /* Progress Data {{{ */
5096 @interface CydiaProgressData : NSObject {
5097     _transient id delegate_;
5098
5099     bool running_;
5100     float percent_;
5101
5102     float current_;
5103     float total_;
5104     float speed_;
5105
5106     _H<NSMutableArray> events_;
5107     _H<NSString> title_;
5108
5109     _H<NSString> status_;
5110     _H<NSString> finish_;
5111 }
5112
5113 @end
5114
5115 @implementation CydiaProgressData
5116
5117 + (NSArray *) _attributeKeys {
5118     return [NSArray arrayWithObjects:
5119         @"current",
5120         @"events",
5121         @"finish",
5122         @"percent",
5123         @"running",
5124         @"speed",
5125         @"title",
5126         @"total",
5127     nil];
5128 }
5129
5130 - (NSArray *) attributeKeys {
5131     return [[self class] _attributeKeys];
5132 }
5133
5134 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5135     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5136 }
5137
5138 - (id) init {
5139     if ((self = [super init]) != nil) {
5140         events_ = [NSMutableArray arrayWithCapacity:32];
5141     } return self;
5142 }
5143
5144 - (void) setDelegate:(id)delegate {
5145     delegate_ = delegate;
5146 }
5147
5148 - (void) setPercent:(float)value {
5149     percent_ = value;
5150 }
5151
5152 - (NSNumber *) percent {
5153     return [NSNumber numberWithFloat:percent_];
5154 }
5155
5156 - (void) setCurrent:(float)value {
5157     current_ = value;
5158 }
5159
5160 - (NSNumber *) current {
5161     return [NSNumber numberWithFloat:current_];
5162 }
5163
5164 - (void) setTotal:(float)value {
5165     total_ = value;
5166 }
5167
5168 - (NSNumber *) total {
5169     return [NSNumber numberWithFloat:total_];
5170 }
5171
5172 - (void) setSpeed:(float)value {
5173     speed_ = value;
5174 }
5175
5176 - (NSNumber *) speed {
5177     return [NSNumber numberWithFloat:speed_];
5178 }
5179
5180 - (NSArray *) events {
5181     return events_;
5182 }
5183
5184 - (void) removeAllEvents {
5185     [events_ removeAllObjects];
5186 }
5187
5188 - (void) addEvent:(CydiaProgressEvent *)event {
5189     [events_ addObject:event];
5190 }
5191
5192 - (void) setTitle:(NSString *)text {
5193     title_ = text;
5194 }
5195
5196 - (NSString *) title {
5197     return title_;
5198 }
5199
5200 - (void) setFinish:(NSString *)text {
5201     finish_ = text;
5202 }
5203
5204 - (NSString *) finish {
5205     return (id) finish_ ?: [NSNull null];
5206 }
5207
5208 - (void) setRunning:(bool)running {
5209     running_ = running;
5210 }
5211
5212 - (NSNumber *) running {
5213     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5214 }
5215
5216 @end
5217 /* }}} */
5218 /* Progress Controller {{{ */
5219 @interface ProgressController : CYBrowserController <
5220     ProgressDelegate
5221 > {
5222     _transient Database *database_;
5223     _H<CydiaProgressData> progress_;
5224     unsigned cancel_;
5225 }
5226
5227 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5228
5229 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5230
5231 - (void) setTitle:(NSString *)title;
5232 - (void) setCancellable:(bool)cancellable;
5233
5234 @end
5235
5236 @implementation ProgressController
5237
5238 - (void) dealloc {
5239     [database_ setProgressDelegate:nil];
5240     [progress_ setDelegate:nil];
5241     [super dealloc];
5242 }
5243
5244 - (void) updateCancel {
5245     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5246         initWithTitle:UCLocalize("CANCEL")
5247         style:UIBarButtonItemStylePlain
5248         target:self
5249         action:@selector(cancel)
5250     ] autorelease] : nil)];
5251 }
5252
5253 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5254     if ((self = [super init]) != nil) {
5255         database_ = database;
5256         delegate_ = delegate;
5257
5258         [database_ setProgressDelegate:self];
5259
5260         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5261         [progress_ setDelegate:self];
5262
5263         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5264
5265         [scroller_ setBackgroundColor:[UIColor blackColor]];
5266
5267         [[self navigationItem] setHidesBackButton:YES];
5268
5269         [self updateCancel];
5270     } return self;
5271 }
5272
5273 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5274     [super webView:view didClearWindowObject:window forFrame:frame];
5275     [window setValue:progress_ forKey:@"cydiaProgress"];
5276 }
5277
5278 - (void) updateProgress {
5279     [self dispatchEvent:@"CydiaProgressUpdate"];
5280 }
5281
5282 - (void) viewWillAppear:(BOOL)animated {
5283     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5284     [super viewWillAppear:animated];
5285 }
5286
5287 - (void) close {
5288     UpdateExternalStatus(0);
5289
5290     switch (Finish_) {
5291         case 0:
5292         break;
5293
5294         case 1:
5295             [delegate_ terminateWithSuccess];
5296             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5297                 [delegate_ suspendWithAnimation:YES];
5298             else
5299                 [delegate_ suspend];*/
5300         break;
5301
5302         case 2:
5303             _trace();
5304             goto reload;
5305
5306         case 3:
5307             _trace();
5308             goto reload;
5309
5310         reload:
5311             system("/usr/bin/sbreload");
5312             _trace();
5313         break;
5314
5315         case 4:
5316             _trace();
5317             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5318                 SBReboot(SBSSpringBoardServerPort());
5319             else
5320                 reboot2(RB_AUTOBOOT);
5321         break;
5322     }
5323
5324     [super close];
5325 }
5326
5327 - (void) setTitle:(NSString *)title {
5328     [progress_ setTitle:title];
5329     [self updateProgress];
5330 }
5331
5332 - (UIBarButtonItem *) rightButton {
5333     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5334         initWithTitle:UCLocalize("CLOSE")
5335         style:UIBarButtonItemStylePlain
5336         target:self
5337         action:@selector(close)
5338     ] autorelease];
5339 }
5340
5341 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5342     UpdateExternalStatus(1);
5343
5344     [progress_ setRunning:true];
5345     [self setTitle:title];
5346     // implicit updateProgress
5347
5348     SHA1SumValue notifyconf; {
5349         FileFd file;
5350         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5351             _error->Discard();
5352         else {
5353             MMap mmap(file, MMap::ReadOnly);
5354             SHA1Summation sha1;
5355             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5356             notifyconf = sha1.Result();
5357         }
5358     }
5359
5360     SHA1SumValue springlist; {
5361         FileFd file;
5362         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5363             _error->Discard();
5364         else {
5365             MMap mmap(file, MMap::ReadOnly);
5366             SHA1Summation sha1;
5367             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5368             springlist = sha1.Result();
5369         }
5370     }
5371
5372     if (invocation != nil) {
5373         [invocation yieldToSelector:@selector(invoke)];
5374         [self setTitle:@"COMPLETE"];
5375     }
5376
5377     if (Finish_ < 4) {
5378         FileFd file;
5379         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5380             _error->Discard();
5381         else {
5382             MMap mmap(file, MMap::ReadOnly);
5383             SHA1Summation sha1;
5384             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5385             if (!(notifyconf == sha1.Result()))
5386                 Finish_ = 4;
5387         }
5388     }
5389
5390     if (Finish_ < 3) {
5391         FileFd file;
5392         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5393             _error->Discard();
5394         else {
5395             MMap mmap(file, MMap::ReadOnly);
5396             SHA1Summation sha1;
5397             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5398             if (!(springlist == sha1.Result()))
5399                 Finish_ = 3;
5400         }
5401     }
5402
5403     if (Finish_ < 2) {
5404         if (RestartSubstrate_)
5405             Finish_ = 2;
5406     }
5407
5408     RestartSubstrate_ = false;
5409
5410     switch (Finish_) {
5411         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5412         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5413         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5414         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5415         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5416     }
5417
5418     _trace();
5419     system("su -c /usr/bin/uicache mobile");
5420     _trace();
5421
5422     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5423
5424     [progress_ setRunning:false];
5425     [self updateProgress];
5426
5427     [self applyRightButton];
5428 }
5429
5430 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5431     [progress_ addEvent:event];
5432     [self updateProgress];
5433 }
5434
5435 - (bool) isProgressCancelled {
5436     return cancel_ == 2;
5437 }
5438
5439 - (void) cancel {
5440     cancel_ = 2;
5441     [self updateCancel];
5442 }
5443
5444 - (void) setCancellable:(bool)cancellable {
5445     unsigned cancel(cancel_);
5446
5447     if (!cancellable)
5448         cancel_ = 0;
5449     else if (cancel_ == 0)
5450         cancel_ = 1;
5451
5452     if (cancel != cancel_)
5453         [self updateCancel];
5454 }
5455
5456 - (void) setProgressCancellable:(NSNumber *)cancellable {
5457     [self setCancellable:[cancellable boolValue]];
5458 }
5459
5460 - (void) setProgressPercent:(NSNumber *)percent {
5461     [progress_ setPercent:[percent floatValue]];
5462     [self updateProgress];
5463 }
5464
5465 - (void) setProgressStatus:(NSDictionary *)status {
5466     if (status == nil) {
5467         [progress_ setCurrent:0];
5468         [progress_ setTotal:0];
5469         [progress_ setSpeed:0];
5470     } else {
5471         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5472
5473         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5474         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5475         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5476     }
5477
5478     [self updateProgress];
5479 }
5480
5481 @end
5482 /* }}} */
5483
5484 /* Cell Content View {{{ */
5485 @protocol ContentDelegate
5486 - (void) drawContentRect:(CGRect)rect;
5487 @end
5488
5489 @interface ContentView : UIView {
5490     _transient id<ContentDelegate> delegate_;
5491 }
5492
5493 @end
5494
5495 @implementation ContentView
5496
5497 - (id) initWithFrame:(CGRect)frame {
5498     if ((self = [super initWithFrame:frame]) != nil) {
5499         [self setNeedsDisplayOnBoundsChange:YES];
5500     } return self;
5501 }
5502
5503 - (void) setDelegate:(id<ContentDelegate>)delegate {
5504     delegate_ = delegate;
5505 }
5506
5507 - (void) drawRect:(CGRect)rect {
5508     [super drawRect:rect];
5509     [delegate_ drawContentRect:rect];
5510 }
5511
5512 @end
5513 /* }}} */
5514 /* Cydia TableView Cell {{{ */
5515 @interface CYTableViewCell : UITableViewCell {
5516     ContentView *content_;
5517     bool highlighted_;
5518 }
5519
5520 @end
5521
5522 @implementation CYTableViewCell
5523
5524 - (void) dealloc {
5525     [content_ release];
5526     [super dealloc];
5527 }
5528
5529 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5530     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5531
5532     if (view == content_) {
5533         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5534         highlighted_ = highlighted;
5535     }
5536
5537     [super _updateHighlightColorsForView:view highlighted:highlighted];
5538 }
5539
5540 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5541     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5542     highlighted_ = selected;
5543
5544     [super setSelected:selected animated:animated];
5545     [content_ setNeedsDisplay];
5546 }
5547
5548 @end
5549 /* }}} */
5550
5551 /* Package Cell {{{ */
5552 @interface PackageCell : CYTableViewCell <
5553     ContentDelegate
5554 > {
5555     UIImage *icon_;
5556     NSString *name_;
5557     NSString *description_;
5558     bool commercial_;
5559     NSString *source_;
5560     UIImage *badge_;
5561     Package *package_;
5562     UIImage *placard_;
5563 }
5564
5565 - (PackageCell *) init;
5566 - (void) setPackage:(Package *)package;
5567
5568 - (void) drawContentRect:(CGRect)rect;
5569
5570 @end
5571
5572 @implementation PackageCell
5573
5574 - (void) clearPackage {
5575     if (icon_ != nil) {
5576         [icon_ release];
5577         icon_ = nil;
5578     }
5579
5580     if (name_ != nil) {
5581         [name_ release];
5582         name_ = nil;
5583     }
5584
5585     if (description_ != nil) {
5586         [description_ release];
5587         description_ = nil;
5588     }
5589
5590     if (source_ != nil) {
5591         [source_ release];
5592         source_ = nil;
5593     }
5594
5595     if (badge_ != nil) {
5596         [badge_ release];
5597         badge_ = nil;
5598     }
5599
5600     if (placard_ != nil) {
5601         [placard_ release];
5602         placard_ = nil;
5603     }
5604
5605     [package_ release];
5606     package_ = nil;
5607 }
5608
5609 - (void) dealloc {
5610     [self clearPackage];
5611     [super dealloc];
5612 }
5613
5614 - (PackageCell *) init {
5615     CGRect frame(CGRectMake(0, 0, 320, 74));
5616     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5617         UIView *content([self contentView]);
5618         CGRect bounds([content bounds]);
5619
5620         content_ = [[ContentView alloc] initWithFrame:bounds];
5621         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5622         [content addSubview:content_];
5623
5624         [content_ setDelegate:self];
5625         [content_ setOpaque:YES];
5626     } return self;
5627 }
5628
5629 - (NSString *) accessibilityLabel {
5630     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5631 }
5632
5633 - (void) setPackage:(Package *)package {
5634     [self clearPackage];
5635     [package parse];
5636
5637     Source *source = [package source];
5638
5639     icon_ = [[package icon] retain];
5640     name_ = [[package name] retain];
5641
5642     if (IsWildcat_)
5643         description_ = [package longDescription];
5644     if (description_ == nil)
5645         description_ = [package shortDescription];
5646     if (description_ != nil)
5647         description_ = [description_ retain];
5648
5649     commercial_ = [package isCommercial];
5650
5651     package_ = [package retain];
5652
5653     NSString *label = nil;
5654     bool trusted = false;
5655
5656     if (source != nil) {
5657         label = [source label];
5658         trusted = [source trusted];
5659     } else if ([[package id] isEqualToString:@"firmware"])
5660         label = UCLocalize("APPLE");
5661     else
5662         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5663
5664     NSString *from(label);
5665
5666     NSString *section = [package simpleSection];
5667     if (section != nil && ![section isEqualToString:label]) {
5668         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5669         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5670     }
5671
5672     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5673     source_ = [from retain];
5674
5675     if (NSString *purpose = [package primaryPurpose])
5676         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5677             badge_ = [badge_ retain];
5678
5679     UIColor *color;
5680     NSString *placard;
5681
5682     if (NSString *mode = [package_ mode]) {
5683         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5684             color = RemovingColor_;
5685             //placard = @"removing";
5686         } else {
5687             color = InstallingColor_;
5688             //placard = @"installing";
5689         }
5690
5691         // XXX: the removing/installing placards are not @2x
5692         placard = nil;
5693     } else {
5694         color = [UIColor whiteColor];
5695
5696         if ([package installed] != nil)
5697             placard = @"installed";
5698         else
5699             placard = nil;
5700     }
5701
5702     [content_ setBackgroundColor:color];
5703
5704     if (placard != nil)
5705         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5706             placard_ = [placard_ retain];
5707
5708     [self setNeedsDisplay];
5709     [content_ setNeedsDisplay];
5710 }
5711
5712 - (void) drawContentRect:(CGRect)rect {
5713     bool highlighted(highlighted_);
5714     float width([self bounds].size.width);
5715
5716 #if 0
5717     CGContextRef context(UIGraphicsGetCurrentContext());
5718     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5719     CGContextFillRect(context, rect);
5720 #endif
5721
5722     if (icon_ != nil) {
5723         CGRect rect;
5724         rect.size = [icon_ size];
5725
5726         rect.size.width /= 2;
5727         rect.size.height /= 2;
5728
5729         rect.origin.x = 25 - rect.size.width / 2;
5730         rect.origin.y = 25 - rect.size.height / 2;
5731
5732         [icon_ drawInRect:rect];
5733     }
5734
5735     if (badge_ != nil) {
5736         CGRect rect;
5737         rect.size = [badge_ size];
5738
5739         rect.size.width /= 2;
5740         rect.size.height /= 2;
5741
5742         rect.origin.x = 36 - rect.size.width / 2;
5743         rect.origin.y = 36 - rect.size.height / 2;
5744
5745         [badge_ drawInRect:rect];
5746     }
5747
5748     if (highlighted)
5749         UISetColor(White_);
5750
5751     if (!highlighted)
5752         UISetColor(commercial_ ? Purple_ : Black_);
5753     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5754     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5755
5756     if (!highlighted)
5757         UISetColor(commercial_ ? Purplish_ : Gray_);
5758     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5759
5760     if (placard_ != nil)
5761         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5762 }
5763
5764 @end
5765 /* }}} */
5766 /* Section Cell {{{ */
5767 @interface SectionCell : CYTableViewCell <
5768     ContentDelegate
5769 > {
5770     NSString *basic_;
5771     NSString *section_;
5772     NSString *name_;
5773     NSString *count_;
5774     UIImage *icon_;
5775     UISwitch *switch_;
5776     BOOL editing_;
5777 }
5778
5779 - (void) setSection:(Section *)section editing:(BOOL)editing;
5780
5781 @end
5782
5783 @implementation SectionCell
5784
5785 - (void) clearSection {
5786     if (basic_ != nil) {
5787         [basic_ release];
5788         basic_ = nil;
5789     }
5790
5791     if (section_ != nil) {
5792         [section_ release];
5793         section_ = nil;
5794     }
5795
5796     if (name_ != nil) {
5797         [name_ release];
5798         name_ = nil;
5799     }
5800
5801     if (count_ != nil) {
5802         [count_ release];
5803         count_ = nil;
5804     }
5805 }
5806
5807 - (void) dealloc {
5808     [self clearSection];
5809     [icon_ release];
5810     [switch_ release];
5811     [super dealloc];
5812 }
5813
5814 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5815     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5816         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5817         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5818         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5819
5820         UIView *content([self contentView]);
5821         CGRect bounds([content bounds]);
5822
5823         content_ = [[ContentView alloc] initWithFrame:bounds];
5824         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5825         [content addSubview:content_];
5826         [content_ setBackgroundColor:[UIColor whiteColor]];
5827
5828         [content_ setDelegate:self];
5829     } return self;
5830 }
5831
5832 - (void) onSwitch:(id)sender {
5833     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5834     if (metadata == nil) {
5835         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5836         [Sections_ setObject:metadata forKey:basic_];
5837     }
5838
5839     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5840     Changed_ = true;
5841 }
5842
5843 - (void) setSection:(Section *)section editing:(BOOL)editing {
5844     if (editing != editing_) {
5845         if (editing_)
5846             [switch_ removeFromSuperview];
5847         else
5848             [self addSubview:switch_];
5849         editing_ = editing;
5850     }
5851
5852     [self clearSection];
5853
5854     if (section == nil) {
5855         name_ = [UCLocalize("ALL_PACKAGES") retain];
5856         count_ = nil;
5857     } else {
5858         basic_ = [section name];
5859         if (basic_ != nil)
5860             basic_ = [basic_ retain];
5861
5862         section_ = [section localized];
5863         if (section_ != nil)
5864             section_ = [section_ retain];
5865
5866         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5867         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5868
5869         if (editing_)
5870             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5871     }
5872
5873     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5874     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5875
5876     [content_ setNeedsDisplay];
5877 }
5878
5879 - (void) setFrame:(CGRect)frame {
5880     [super setFrame:frame];
5881
5882     CGRect rect([switch_ frame]);
5883     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5884 }
5885
5886 - (NSString *) accessibilityLabel {
5887     return name_;
5888 }
5889
5890 - (void) drawContentRect:(CGRect)rect {
5891     bool highlighted(highlighted_ && !editing_);
5892
5893     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5894
5895     if (highlighted)
5896         UISetColor(White_);
5897
5898     float width(rect.size.width);
5899     if (editing_)
5900         width -= 87;
5901
5902     if (!highlighted)
5903         UISetColor(Black_);
5904     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5905
5906     CGSize size = [count_ sizeWithFont:Font14_];
5907
5908     UISetColor(White_);
5909     if (count_ != nil)
5910         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5911 }
5912
5913 @end
5914 /* }}} */
5915
5916 /* File Table {{{ */
5917 @interface FileTable : CYViewController <
5918     UITableViewDataSource,
5919     UITableViewDelegate
5920 > {
5921     _transient Database *database_;
5922     Package *package_;
5923     NSString *name_;
5924     NSMutableArray *files_;
5925     UITableView *list_;
5926 }
5927
5928 - (id) initWithDatabase:(Database *)database;
5929 - (void) setPackage:(Package *)package;
5930
5931 @end
5932
5933 @implementation FileTable
5934
5935 - (void) dealloc {
5936     [self releaseSubviews];
5937
5938     [package_ release];
5939     [name_ release];
5940     [files_ release];
5941
5942     [super dealloc];
5943 }
5944
5945 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5946     return files_ == nil ? 0 : [files_ count];
5947 }
5948
5949 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5950     return 24.0f;
5951 }*/
5952
5953 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5954     static NSString *reuseIdentifier = @"Cell";
5955
5956     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5957     if (cell == nil) {
5958         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5959         [cell setFont:[UIFont systemFontOfSize:16]];
5960     }
5961     [cell setText:[files_ objectAtIndex:indexPath.row]];
5962     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5963
5964     return cell;
5965 }
5966
5967 - (NSURL *) navigationURL {
5968     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5969 }
5970
5971 - (void) loadView {
5972     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5973
5974     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5975     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5976     [list_ setRowHeight:24.0f];
5977     [list_ setDataSource:self];
5978     [list_ setDelegate:self];
5979     [[self view] addSubview:list_];
5980 }
5981
5982 - (void) viewDidLoad {
5983     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5984 }
5985
5986 - (void) releaseSubviews {
5987     [list_ release];
5988     list_ = nil;
5989 }
5990
5991 - (id) initWithDatabase:(Database *)database {
5992     if ((self = [super init]) != nil) {
5993         database_ = database;
5994
5995         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5996     } return self;
5997 }
5998
5999 - (void) setPackage:(Package *)package {
6000     if (package_ != nil) {
6001         [package_ autorelease];
6002         package_ = nil;
6003     }
6004
6005     if (name_ != nil) {
6006         [name_ release];
6007         name_ = nil;
6008     }
6009
6010     [files_ removeAllObjects];
6011
6012     if (package != nil) {
6013         package_ = [package retain];
6014         name_ = [[package id] retain];
6015
6016         if (NSArray *files = [package files])
6017             [files_ addObjectsFromArray:files];
6018
6019         if ([files_ count] != 0) {
6020             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6021                 [files_ removeObjectAtIndex:0];
6022             [files_ sortUsingSelector:@selector(compareByPath:)];
6023
6024             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6025             [stack addObject:@"/"];
6026
6027             for (int i(0), e([files_ count]); i != e; ++i) {
6028                 NSString *file = [files_ objectAtIndex:i];
6029                 while (![file hasPrefix:[stack lastObject]])
6030                     [stack removeLastObject];
6031                 NSString *directory = [stack lastObject];
6032                 [stack addObject:[file stringByAppendingString:@"/"]];
6033                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6034                     ([stack count] - 2) * 3, "",
6035                     [file substringFromIndex:[directory length]]
6036                 ]];
6037             }
6038         }
6039     }
6040
6041     [list_ reloadData];
6042 }
6043
6044 - (void) reloadData {
6045     [super reloadData];
6046
6047     [self setPackage:[database_ packageWithName:name_]];
6048 }
6049
6050 @end
6051 /* }}} */
6052 /* Package Controller {{{ */
6053 @interface CYPackageController : CYBrowserController <
6054     UIActionSheetDelegate
6055 > {
6056     _transient Database *database_;
6057     _H<Package> package_;
6058     _H<NSString> name_;
6059     bool commercial_;
6060     _H<NSMutableArray> buttons_;
6061     _H<UIBarButtonItem> button_;
6062 }
6063
6064 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
6065
6066 @end
6067
6068 @implementation CYPackageController
6069
6070 - (NSURL *) navigationURL {
6071     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6072 }
6073
6074 /* XXX: this is not safe at all... localization of /fail/ */
6075 - (void) _clickButtonWithName:(NSString *)name {
6076     if ([name isEqualToString:UCLocalize("CLEAR")])
6077         [delegate_ clearPackage:package_];
6078     else if ([name isEqualToString:UCLocalize("INSTALL")])
6079         [delegate_ installPackage:package_];
6080     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6081         [delegate_ installPackage:package_];
6082     else if ([name isEqualToString:UCLocalize("REMOVE")])
6083         [delegate_ removePackage:package_];
6084     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6085         [delegate_ installPackage:package_];
6086     else _assert(false);
6087 }
6088
6089 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6090     NSString *context([sheet context]);
6091
6092     if ([context isEqualToString:@"modify"]) {
6093         if (button != [sheet cancelButtonIndex]) {
6094             NSString *buttonName = [buttons_ objectAtIndex:button];
6095             [self _clickButtonWithName:buttonName];
6096         }
6097
6098         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6099     }
6100 }
6101
6102 - (bool) _allowJavaScriptPanel {
6103     return commercial_;
6104 }
6105
6106 #if !AlwaysReload
6107 - (void) _customButtonClicked {
6108     int count([buttons_ count]);
6109     if (count == 0)
6110         return;
6111
6112     if (count == 1)
6113         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6114     else {
6115         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6116         [buttons addObjectsFromArray:buttons_];
6117
6118         UIActionSheet *sheet = [[[UIActionSheet alloc]
6119             initWithTitle:nil
6120             delegate:self
6121             cancelButtonTitle:nil
6122             destructiveButtonTitle:nil
6123             otherButtonTitles:nil
6124         ] autorelease];
6125
6126         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6127         if (!IsWildcat_) {
6128            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6129            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6130         }
6131         [sheet setContext:@"modify"];
6132
6133         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6134     }
6135 }
6136
6137 // We don't want to allow non-commercial packages to do custom things to the install button,
6138 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6139 - (void) customButtonClicked {
6140     if (commercial_)
6141         [super customButtonClicked];
6142     else
6143         [self _customButtonClicked];
6144 }
6145
6146 - (void) reloadButtonClicked {
6147     // Don't reload a commerical package by tapping the loading button,
6148     // but if it's not an Install button, we should forward it on.
6149     if (![package_ uninstalled])
6150         [self _customButtonClicked];
6151 }
6152
6153 - (void) applyLoadingTitle {
6154     // Don't show "Loading" as the title. Ever.
6155 }
6156
6157 - (UIBarButtonItem *) rightButton {
6158     return button_;
6159 }
6160 #endif
6161
6162 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6163     if ((self = [super init]) != nil) {
6164         database_ = database;
6165         buttons_ = [NSMutableArray arrayWithCapacity:4];
6166         name_ = [NSString stringWithString:name];
6167         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6168     } return self;
6169 }
6170
6171 - (void) reloadData {
6172     [super reloadData];
6173
6174     package_ = [database_ packageWithName:name_];
6175
6176     [buttons_ removeAllObjects];
6177
6178     if (package_ != nil) {
6179         [(Package *) package_ parse];
6180
6181         commercial_ = [package_ isCommercial];
6182
6183         if ([package_ mode] != nil)
6184             [buttons_ addObject:UCLocalize("CLEAR")];
6185         if ([package_ source] == nil);
6186         else if ([package_ upgradableAndEssential:NO])
6187             [buttons_ addObject:UCLocalize("UPGRADE")];
6188         else if ([package_ uninstalled])
6189             [buttons_ addObject:UCLocalize("INSTALL")];
6190         else
6191             [buttons_ addObject:UCLocalize("REINSTALL")];
6192         if (![package_ uninstalled])
6193             [buttons_ addObject:UCLocalize("REMOVE")];
6194     }
6195
6196     NSString *title;
6197     switch ([buttons_ count]) {
6198         case 0: title = nil; break;
6199         case 1: title = [buttons_ objectAtIndex:0]; break;
6200         default: title = UCLocalize("MODIFY"); break;
6201     }
6202
6203     button_ = [[[UIBarButtonItem alloc]
6204         initWithTitle:title
6205         style:UIBarButtonItemStylePlain
6206         target:self
6207         action:@selector(customButtonClicked)
6208     ] autorelease];
6209 }
6210
6211 - (bool) isLoading {
6212     return commercial_ ? [super isLoading] : false;
6213 }
6214
6215 @end
6216 /* }}} */
6217
6218 /* Package List Controller {{{ */
6219 @interface PackageListController : CYViewController <
6220     UITableViewDataSource,
6221     UITableViewDelegate
6222 > {
6223     _transient Database *database_;
6224     unsigned era_;
6225     NSMutableArray *packages_;
6226     NSMutableArray *sections_;
6227     UITableView *list_;
6228     NSMutableArray *index_;
6229     NSMutableDictionary *indices_;
6230     NSString *title_;
6231 }
6232
6233 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6234 - (void) setDelegate:(id)delegate;
6235 - (void) resetCursor;
6236
6237 @end
6238
6239 @implementation PackageListController
6240
6241 - (void) dealloc {
6242     [packages_ release];
6243     [sections_ release];
6244     [list_ release];
6245     [index_ release];
6246     [indices_ release];
6247     [title_ release];
6248
6249     [super dealloc];
6250 }
6251
6252 - (void) deselectWithAnimation:(BOOL)animated {
6253     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6254 }
6255
6256 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6257     CGRect base = [[self view] bounds];
6258     base.size.height -= bounds.size.height;
6259     base.origin = [list_ frame].origin;
6260
6261     [UIView beginAnimations:nil context:NULL];
6262     [UIView setAnimationBeginsFromCurrentState:YES];
6263     [UIView setAnimationCurve:curve];
6264     [UIView setAnimationDuration:duration];
6265     [list_ setFrame:base];
6266     [UIView commitAnimations];
6267 }
6268
6269 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6270     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6271 }
6272
6273 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6274     [self resizeForKeyboardBounds:bounds duration:0];
6275 }
6276
6277 - (void) keyboardWillShow:(NSNotification *)notification {
6278     CGRect bounds;
6279     CGPoint center;
6280     NSTimeInterval duration;
6281     UIViewAnimationCurve curve;
6282     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6283     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6284     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6285     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6286
6287     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);
6288     UIViewController *base = self;
6289     while ([base parentViewController] != nil)
6290         base = [base parentViewController];
6291     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6292     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6293
6294     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6295 }
6296
6297 - (void) keyboardWillHide:(NSNotification *)notification {
6298     NSTimeInterval duration;
6299     UIViewAnimationCurve curve;
6300     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6301     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6302
6303     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6304 }
6305
6306 - (void) viewWillAppear:(BOOL)animated {
6307     [super viewWillAppear:animated];
6308
6309     [self resizeForKeyboardBounds:CGRectZero];
6310     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6311     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6312 }
6313
6314 - (void) viewWillDisappear:(BOOL)animated {
6315     [super viewWillDisappear:animated];
6316
6317     [self resizeForKeyboardBounds:CGRectZero];
6318     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6319     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6320 }
6321
6322 - (void) viewDidAppear:(BOOL)animated {
6323     [super viewDidAppear:animated];
6324     [self deselectWithAnimation:animated];
6325 }
6326
6327 - (void) didSelectPackage:(Package *)package {
6328     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6329     [view setDelegate:delegate_];
6330     [[self navigationController] pushViewController:view animated:YES];
6331 }
6332
6333 #if TryIndexedCollation
6334 + (BOOL) hasIndexedCollation {
6335     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6336 }
6337 #endif
6338
6339 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6340     NSInteger count([sections_ count]);
6341     return count == 0 ? 1 : count;
6342 }
6343
6344 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6345     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6346         return nil;
6347     return [[sections_ objectAtIndex:section] name];
6348 }
6349
6350 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6351     if ([sections_ count] == 0)
6352         return 0;
6353     return [[sections_ objectAtIndex:section] count];
6354 }
6355
6356 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6357 @synchronized (database_) {
6358     if ([database_ era] != era_)
6359         return nil;
6360
6361     Section *section([sections_ objectAtIndex:[path section]]);
6362     NSInteger row([path row]);
6363     Package *package([packages_ objectAtIndex:([section row] + row)]);
6364     return [[package retain] autorelease];
6365 } }
6366
6367 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6368     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6369     if (cell == nil)
6370         cell = [[[PackageCell alloc] init] autorelease];
6371     [cell setPackage:[self packageAtIndexPath:path]];
6372     return cell;
6373 }
6374
6375 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6376     Package *package([self packageAtIndexPath:path]);
6377     package = [database_ packageWithName:[package id]];
6378     [self didSelectPackage:package];
6379 }
6380
6381 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6382     // XXX: is 20 the most optimal number here?
6383     return [packages_ count] > 20 ? index_ : nil;
6384 }
6385
6386 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6387 #if TryIndexedCollation
6388     if ([[self class] hasIndexedCollation]) {
6389         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6390     }
6391 #endif
6392
6393     return index;
6394 }
6395
6396 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6397     if ((self = [super init]) != nil) {
6398         database_ = database;
6399         title_ = [title copy];
6400         [[self navigationItem] setTitle:title_];
6401
6402 #if TryIndexedCollation
6403         if ([[self class] hasIndexedCollation])
6404             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6405         else
6406 #endif
6407             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6408
6409         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6410
6411         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6412         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6413
6414         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6415         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6416         [list_ setRowHeight:73];
6417         [[self view] addSubview:list_];
6418
6419         [list_ setDataSource:self];
6420         [list_ setDelegate:self];
6421     } return self;
6422 }
6423
6424 - (void) setDelegate:(id)delegate {
6425     delegate_ = delegate;
6426 }
6427
6428 - (bool) hasPackage:(Package *)package {
6429     return true;
6430 }
6431
6432 - (void) reloadData {
6433     [super reloadData];
6434
6435     era_ = [database_ era];
6436     NSArray *packages = [database_ packages];
6437
6438     [packages_ removeAllObjects];
6439     [sections_ removeAllObjects];
6440
6441     _profile(PackageTable$reloadData$Filter)
6442         for (Package *package in packages)
6443             if ([self hasPackage:package])
6444                 [packages_ addObject:package];
6445     _end
6446
6447     [indices_ removeAllObjects];
6448
6449     Section *section = nil;
6450
6451 #if TryIndexedCollation
6452     if ([[self class] hasIndexedCollation]) {
6453         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6454         NSArray *titles = [collation sectionIndexTitles];
6455         int secidx = -1;
6456
6457         _profile(PackageTable$reloadData$Section)
6458             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6459                 Package *package;
6460                 int index;
6461
6462                 _profile(PackageTable$reloadData$Section$Package)
6463                     package = [packages_ objectAtIndex:offset];
6464                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6465                 _end
6466
6467                 while (secidx < index) {
6468                     secidx += 1;
6469
6470                     _profile(PackageTable$reloadData$Section$Allocate)
6471                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6472                     _end
6473
6474                     _profile(PackageTable$reloadData$Section$Add)
6475                         [sections_ addObject:section];
6476                     _end
6477                 }
6478
6479                 [section addToCount];
6480             }
6481         _end
6482     } else
6483 #endif
6484     {
6485         [index_ removeAllObjects];
6486
6487         _profile(PackageTable$reloadData$Section)
6488             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6489                 Package *package;
6490                 unichar index;
6491
6492                 _profile(PackageTable$reloadData$Section$Package)
6493                     package = [packages_ objectAtIndex:offset];
6494                     index = [package index];
6495                 _end
6496
6497                 if (section == nil || [section index] != index) {
6498                     _profile(PackageTable$reloadData$Section$Allocate)
6499                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6500                     _end
6501
6502                     [index_ addObject:[section name]];
6503                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6504
6505                     _profile(PackageTable$reloadData$Section$Add)
6506                         [sections_ addObject:section];
6507                     _end
6508                 }
6509
6510                 [section addToCount];
6511             }
6512         _end
6513     }
6514
6515     _profile(PackageTable$reloadData$List)
6516         [list_ reloadData];
6517     _end
6518 }
6519
6520 - (void) resetCursor {
6521     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6522 }
6523
6524 @end
6525 /* }}} */
6526 /* Filtered Package List Controller {{{ */
6527 @interface FilteredPackageListController : PackageListController {
6528     SEL filter_;
6529     IMP imp_;
6530     id object_;
6531 }
6532
6533 - (void) setObject:(id)object;
6534 - (void) setObject:(id)object forFilter:(SEL)filter;
6535
6536 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6537
6538 @end
6539
6540 @implementation FilteredPackageListController
6541
6542 - (void) dealloc {
6543     if (object_ != nil)
6544         [object_ release];
6545     [super dealloc];
6546 }
6547
6548 - (void) setFilter:(SEL)filter {
6549     filter_ = filter;
6550
6551     /* XXX: this is an unsafe optimization of doomy hell */
6552     Method method(class_getInstanceMethod([Package class], filter));
6553     _assert(method != NULL);
6554     imp_ = method_getImplementation(method);
6555     _assert(imp_ != NULL);
6556 }
6557
6558 - (void) setObject:(id)object {
6559     if (object_ != nil)
6560         [object_ release];
6561     if (object == nil)
6562         object_ = nil;
6563     else
6564         object_ = [object retain];
6565 }
6566
6567 - (void) setObject:(id)object forFilter:(SEL)filter {
6568     [self setFilter:filter];
6569     [self setObject:object];
6570 }
6571
6572 - (bool) hasPackage:(Package *)package {
6573     _profile(FilteredPackageTable$hasPackage)
6574         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6575     _end
6576 }
6577
6578 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6579     if ((self = [super initWithDatabase:database title:title]) != nil) {
6580         [self setFilter:filter];
6581         [self setObject:object];
6582     } return self;
6583 }
6584
6585 @end
6586 /* }}} */
6587
6588 /* Home Controller {{{ */
6589 @interface HomeController : CYBrowserController {
6590 }
6591
6592 @end
6593
6594 @implementation HomeController
6595
6596 - (id) init {
6597     if ((self = [super init]) != nil) {
6598         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6599     } return self;
6600 }
6601
6602 - (NSURL *) navigationURL {
6603     return [NSURL URLWithString:@"cydia://home"];
6604 }
6605
6606 - (void) aboutButtonClicked {
6607     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6608
6609     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6610     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6611     [alert setCancelButtonIndex:0];
6612
6613     [alert setMessage:
6614         @"Copyright (C) 2008-2011\n"
6615         "Jay Freeman (saurik)\n"
6616         "saurik@saurik.com\n"
6617         "http://www.saurik.com/"
6618     ];
6619
6620     [alert show];
6621 }
6622
6623 - (void) viewDidLoad {
6624     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6625         initWithTitle:UCLocalize("ABOUT")
6626         style:UIBarButtonItemStylePlain
6627         target:self
6628         action:@selector(aboutButtonClicked)
6629     ] autorelease]];
6630 }
6631
6632 @end
6633 /* }}} */
6634 /* Manage Controller {{{ */
6635 @interface ManageController : CYBrowserController {
6636 }
6637
6638 - (void) queueStatusDidChange;
6639
6640 @end
6641
6642 @implementation ManageController
6643
6644 - (id) init {
6645     if ((self = [super init]) != nil) {
6646         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6647     } return self;
6648 }
6649
6650 - (NSURL *) navigationURL {
6651     return [NSURL URLWithString:@"cydia://manage"];
6652 }
6653
6654 - (void) viewDidLoad {
6655     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6656         initWithTitle:UCLocalize("SETTINGS")
6657         style:UIBarButtonItemStylePlain
6658         target:self
6659         action:@selector(settingsButtonClicked)
6660     ] autorelease]];
6661
6662     [self queueStatusDidChange];
6663 }
6664
6665 - (void) settingsButtonClicked {
6666     [delegate_ showSettings];
6667 }
6668
6669 #if !AlwaysReload
6670 - (void) queueButtonClicked {
6671     [delegate_ queue];
6672 }
6673
6674 - (void) applyLoadingTitle {
6675     // Disable "Loading" title.
6676 }
6677
6678 - (void) applyRightButton {
6679     // Disable right button.
6680 }
6681 #endif
6682
6683 - (void) queueStatusDidChange {
6684 #if !AlwaysReload
6685     if (!IsWildcat_ && Queuing_) {
6686         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6687             initWithTitle:UCLocalize("QUEUE")
6688             style:UIBarButtonItemStyleDone
6689             target:self
6690             action:@selector(queueButtonClicked)
6691         ] autorelease]];
6692     } else {
6693         [[self navigationItem] setRightBarButtonItem:nil];
6694     }
6695 #endif
6696 }
6697
6698 - (bool) isLoading {
6699     // Never show as loading.
6700     return false;
6701 }
6702
6703 @end
6704 /* }}} */
6705
6706 /* Refresh Bar {{{ */
6707 @interface RefreshBar : UINavigationBar {
6708     UIProgressIndicator *indicator_;
6709     UITextLabel *prompt_;
6710     UIProgressBar *progress_;
6711     UINavigationButton *cancel_;
6712 }
6713
6714 @end
6715
6716 @implementation RefreshBar
6717
6718 - (void) dealloc {
6719     [indicator_ release];
6720     [prompt_ release];
6721     [progress_ release];
6722     [cancel_ release];
6723     [super dealloc];
6724 }
6725
6726 - (void) positionViews {
6727     CGRect frame = [cancel_ frame];
6728     frame.size = [cancel_ sizeThatFits:frame.size];
6729     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6730     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6731     [cancel_ setFrame:frame];
6732
6733     CGSize prgsize = {75, 100};
6734     CGRect prgrect = {{
6735         [self frame].size.width - prgsize.width - 10,
6736         ([self frame].size.height - prgsize.height) / 2
6737     } , prgsize};
6738     [progress_ setFrame:prgrect];
6739
6740     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6741     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6742     CGRect indrect = {{indoffset, indoffset}, indsize};
6743     [indicator_ setFrame:indrect];
6744
6745     CGSize prmsize = {215, indsize.height + 4};
6746     CGRect prmrect = {{
6747         indoffset * 2 + indsize.width,
6748         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6749     }, prmsize};
6750     [prompt_ setFrame:prmrect];
6751 }
6752
6753 - (void) setFrame:(CGRect)frame {
6754     [super setFrame:frame];
6755     [self positionViews];
6756 }
6757
6758 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6759     if ((self = [super initWithFrame:frame]) != nil) {
6760         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6761
6762         [self setBarStyle:UIBarStyleBlack];
6763
6764         UIBarStyle barstyle([self _barStyle:NO]);
6765         bool ugly(barstyle == UIBarStyleDefault);
6766
6767         UIProgressIndicatorStyle style = ugly ?
6768             UIProgressIndicatorStyleMediumBrown :
6769             UIProgressIndicatorStyleMediumWhite;
6770
6771         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6772         [indicator_ setStyle:style];
6773         [indicator_ startAnimation];
6774         [self addSubview:indicator_];
6775
6776         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6777         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6778         [prompt_ setBackgroundColor:[UIColor clearColor]];
6779         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6780         [self addSubview:prompt_];
6781
6782         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6783         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6784         [progress_ setStyle:0];
6785         [self addSubview:progress_];
6786
6787         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6788         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6789         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6790         [cancel_ setBarStyle:barstyle];
6791
6792         [self positionViews];
6793     } return self;
6794 }
6795
6796 - (void) setCancellable:(bool)cancellable {
6797     if (cancellable)
6798         [self addSubview:cancel_];
6799     else
6800         [cancel_ removeFromSuperview];
6801 }
6802
6803 - (void) start {
6804     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6805     [progress_ setProgress:0];
6806 }
6807
6808 - (void) stop {
6809     [self setCancellable:NO];
6810 }
6811
6812 - (void) setPrompt:(NSString *)prompt {
6813     [prompt_ setText:prompt];
6814 }
6815
6816 - (void) setProgress:(float)progress {
6817     [progress_ setProgress:progress];
6818 }
6819
6820 @end
6821 /* }}} */
6822
6823 @class CYNavigationController;
6824
6825 /* Cydia Tab Bar Controller {{{ */
6826 @interface CYTabBarController : UITabBarController <
6827     UITabBarControllerDelegate,
6828     ProgressDelegate
6829 > {
6830     _transient Database *database_;
6831     RefreshBar *refreshbar_;
6832
6833     bool dropped_;
6834     bool updating_;
6835     // XXX: ok, "updatedelegate_"?...
6836     _transient NSObject<CydiaDelegate> *updatedelegate_;
6837
6838     id root_;
6839     UIViewController *remembered_;
6840     _transient UIViewController *transient_;
6841 }
6842
6843 - (NSArray *) navigationURLCollection;
6844 - (void) dropBar:(BOOL)animated;
6845 - (void) beginUpdate;
6846 - (void) raiseBar:(BOOL)animated;
6847 - (BOOL) updating;
6848
6849 @end
6850
6851 @implementation CYTabBarController
6852
6853 - (void) setUnselectedViewController:(UIViewController *)transient {
6854     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6855     if (transient != nil) {
6856         if (transient_ == nil)
6857             remembered_ = [[controllers objectAtIndex:0] retain];
6858         transient_ = transient;
6859         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6860         [controllers replaceObjectAtIndex:0 withObject:transient_];
6861         [self setSelectedIndex:0];
6862         [self setViewControllers:controllers];
6863         [self concealTabBarSelection];
6864     } else if (remembered_ != nil) {
6865         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6866         transient_ = transient;
6867         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6868         [remembered_ release];
6869         remembered_ = nil;
6870         [self setViewControllers:controllers];
6871         [self revealTabBarSelection];
6872     }
6873 }
6874
6875 - (UIViewController *) unselectedViewController {
6876     return transient_;
6877 }
6878
6879 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6880     if ([self unselectedViewController])
6881         [self setUnselectedViewController:nil];
6882 }
6883
6884 - (NSArray *) navigationURLCollection {
6885     NSMutableArray *items([NSMutableArray array]);
6886
6887     // XXX: Should this deal with transient view controllers?
6888     for (id navigation in [self viewControllers]) {
6889         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6890         if (stack != nil)
6891             [items addObject:stack];
6892     }
6893
6894     return items;
6895 }
6896
6897 - (void) reloadData {
6898     for (CYViewController *controller in [self viewControllers])
6899         [controller reloadData];
6900
6901     [(CYNavigationController *)[self unselectedViewController] reloadData];
6902 }
6903
6904 - (void) dealloc {
6905     [refreshbar_ release];
6906     [[NSNotificationCenter defaultCenter] removeObserver:self];
6907
6908     [super dealloc];
6909 }
6910
6911 - (id) initWithDatabase:(Database *)database {
6912     if ((self = [super init]) != nil) {
6913         database_ = database;
6914         [self setDelegate:self];
6915
6916         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6917         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6918
6919         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6920     } return self;
6921 }
6922
6923 - (void) setUpdate:(NSDate *)date {
6924     [self beginUpdate];
6925 }
6926
6927 - (void) beginUpdate {
6928     [refreshbar_ start];
6929     [self dropBar:YES];
6930
6931     [updatedelegate_ retainNetworkActivityIndicator];
6932     updating_ = true;
6933
6934     [NSThread
6935         detachNewThreadSelector:@selector(performUpdate)
6936         toTarget:self
6937         withObject:nil
6938     ];
6939 }
6940
6941 - (void) performUpdate { _pooled
6942     Status status;
6943     status.setDelegate(self);
6944     [database_ updateWithStatus:status];
6945
6946     [self
6947         performSelectorOnMainThread:@selector(completeUpdate)
6948         withObject:nil
6949         waitUntilDone:NO
6950     ];
6951 }
6952
6953 - (void) stopUpdateWithSelector:(SEL)selector {
6954     updating_ = false;
6955     [updatedelegate_ releaseNetworkActivityIndicator];
6956
6957     [self raiseBar:YES];
6958     [refreshbar_ stop];
6959
6960     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6961 }
6962
6963 - (void) completeUpdate {
6964     if (!updating_)
6965         return;
6966     [self stopUpdateWithSelector:@selector(reloadData)];
6967 }
6968
6969 - (void) cancelUpdate {
6970     [self stopUpdateWithSelector:@selector(updateData)];
6971 }
6972
6973 - (void) cancelPressed {
6974     [self cancelUpdate];
6975 }
6976
6977 - (BOOL) updating {
6978     return updating_;
6979 }
6980
6981 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6982     [refreshbar_ setPrompt:[event compoundMessage]];
6983 }
6984
6985 - (bool) isProgressCancelled {
6986     return !updating_;
6987 }
6988
6989 - (void) setProgressCancellable:(NSNumber *)cancellable {
6990     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6991 }
6992
6993 - (void) setProgressPercent:(NSNumber *)percent {
6994     [refreshbar_ setProgress:[percent floatValue]];
6995 }
6996
6997 - (void) setProgressStatus:(NSDictionary *)status {
6998     if (status != nil)
6999         [self setProgressPercent:[status objectForKey:@"Percent"]];
7000 }
7001
7002 - (void) setUpdateDelegate:(id)delegate {
7003     updatedelegate_ = delegate;
7004 }
7005
7006 - (CGFloat) statusBarHeight {
7007     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
7008         return [[UIApplication sharedApplication] statusBarFrame].size.height;
7009     } else {
7010         return [[UIApplication sharedApplication] statusBarFrame].size.width;
7011     }
7012 }
7013
7014 - (UIView *) transitionView {
7015     if ([self respondsToSelector:@selector(_transitionView)])
7016         return [self _transitionView];
7017     else
7018         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7019 }
7020
7021 - (void) dropBar:(BOOL)animated {
7022     if (dropped_)
7023         return;
7024     dropped_ = true;
7025
7026     UIView *transition([self transitionView]);
7027     [[self view] addSubview:refreshbar_];
7028
7029     CGRect barframe([refreshbar_ frame]);
7030
7031     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7032         barframe.origin.y = [self statusBarHeight];
7033     else
7034         barframe.origin.y = 0;
7035
7036     [refreshbar_ setFrame:barframe];
7037
7038     if (animated)
7039         [UIView beginAnimations:nil context:NULL];
7040
7041     CGRect viewframe = [transition frame];
7042     viewframe.origin.y += barframe.size.height;
7043     viewframe.size.height -= barframe.size.height;
7044     [transition setFrame:viewframe];
7045
7046     if (animated)
7047         [UIView commitAnimations];
7048
7049     // Ensure bar has the proper width for our view, it might have changed
7050     barframe.size.width = viewframe.size.width;
7051     [refreshbar_ setFrame:barframe];
7052
7053     // XXX: fix Apple's layout bug
7054     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7055 }
7056
7057 - (void) raiseBar:(BOOL)animated {
7058     if (!dropped_)
7059         return;
7060     dropped_ = false;
7061
7062     UIView *transition([self transitionView]);
7063     [refreshbar_ removeFromSuperview];
7064
7065     CGRect barframe([refreshbar_ frame]);
7066
7067     if (animated)
7068         [UIView beginAnimations:nil context:NULL];
7069
7070     CGRect viewframe = [transition frame];
7071     viewframe.origin.y -= barframe.size.height;
7072     viewframe.size.height += barframe.size.height;
7073     [transition setFrame:viewframe];
7074
7075     if (animated)
7076         [UIView commitAnimations];
7077
7078     // XXX: fix Apple's layout bug
7079     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7080 }
7081
7082 #if 0
7083 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7084     // XXX: fix Apple's layout bug
7085     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7086 }
7087 #endif
7088
7089 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7090     bool dropped(dropped_);
7091
7092     if (dropped)
7093         [self raiseBar:NO];
7094
7095     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7096
7097     if (dropped)
7098         [self dropBar:NO];
7099
7100     // XXX: fix Apple's layout bug
7101     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7102 }
7103
7104 - (void) statusBarFrameChanged:(NSNotification *)notification {
7105     if (dropped_) {
7106         [self raiseBar:NO];
7107         [self dropBar:NO];
7108     }
7109 }
7110
7111 @end
7112 /* }}} */
7113 /* Cydia Navigation Controller {{{ */
7114 @interface CYNavigationController : UINavigationController {
7115     _transient Database *database_;
7116     _transient id<UINavigationControllerDelegate> delegate_;
7117 }
7118
7119 - (NSArray *) navigationURLCollection;
7120 - (id) initWithDatabase:(Database *)database;
7121 - (void) reloadData;
7122
7123 @end
7124
7125
7126 @implementation CYNavigationController
7127
7128 - (NSArray *) navigationURLCollection {
7129     NSMutableArray *stack([NSMutableArray array]);
7130
7131     for (CYViewController *controller in [self viewControllers]) {
7132         NSString *url = [[controller navigationURL] absoluteString];
7133         if (url != nil)
7134             [stack addObject:url];
7135     }
7136
7137     return stack;
7138 }
7139
7140 - (void) reloadData {
7141     for (CYViewController *page in [self viewControllers]) {
7142         // Only reload controllers that have already loaded.
7143         // This prevents a page from accidentally loading too
7144         // early if it hasn't been shown on the screen yet.
7145         if ([page hasLoaded])
7146             [page reloadData];
7147     }
7148 }
7149
7150 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
7151     delegate_ = delegate;
7152 }
7153
7154 - (id) initWithDatabase:(Database *)database {
7155     if ((self = [super init]) != nil) {
7156         database_ = database;
7157     } return self;
7158 }
7159
7160 @end
7161 /* }}} */
7162
7163 /* Cydia:// Protocol {{{ */
7164 @interface CydiaURLProtocol : NSURLProtocol {
7165 }
7166
7167 @end
7168
7169 @implementation CydiaURLProtocol
7170
7171 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7172     NSURL *url([request URL]);
7173     if (url == nil)
7174         return NO;
7175
7176     NSString *scheme([[url scheme] lowercaseString]);
7177     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7178         return YES;
7179     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7180         return YES;
7181
7182     return NO;
7183 }
7184
7185 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7186     return request;
7187 }
7188
7189 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7190     id<NSURLProtocolClient> client([self client]);
7191     if (icon == nil)
7192         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7193     else {
7194         NSData *data(UIImagePNGRepresentation(icon));
7195
7196         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7197         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7198         [client URLProtocol:self didLoadData:data];
7199         [client URLProtocolDidFinishLoading:self];
7200     }
7201 }
7202
7203 - (void) startLoading {
7204     id<NSURLProtocolClient> client([self client]);
7205     NSURLRequest *request([self request]);
7206
7207     NSURL *url([request URL]);
7208     NSString *href([url absoluteString]);
7209     NSString *scheme([[url scheme] lowercaseString]);
7210
7211     NSString *path;
7212
7213     if ([scheme isEqualToString:@"cydia"])
7214         path = [href substringFromIndex:8];
7215     else if ([scheme isEqualToString:@"about"])
7216         path = [href substringFromIndex:12];
7217     else _assert(false);
7218
7219     NSRange slash([path rangeOfString:@"/"]);
7220
7221     NSString *command;
7222     if (slash.location == NSNotFound) {
7223         command = path;
7224         path = nil;
7225     } else {
7226         command = [path substringToIndex:slash.location];
7227         path = [path substringFromIndex:(slash.location + 1)];
7228     }
7229
7230     Database *database([Database sharedInstance]);
7231
7232     if ([command isEqualToString:@"package-icon"]) {
7233         if (path == nil)
7234             goto fail;
7235         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7236         Package *package([database packageWithName:path]);
7237         if (package == nil)
7238             goto fail;
7239         UIImage *icon([package icon]);
7240         [self _returnPNGWithImage:icon forRequest:request];
7241     } else if ([command isEqualToString:@"source-icon"]) {
7242         if (path == nil)
7243             goto fail;
7244         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7245         NSString *source(Simplify(path));
7246         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7247         if (icon == nil)
7248             icon = [UIImage applicationImageNamed:@"unknown.png"];
7249         [self _returnPNGWithImage:icon forRequest:request];
7250     } else if ([command isEqualToString:@"uikit-image"]) {
7251         if (path == nil)
7252             goto fail;
7253         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7254         UIImage *icon(_UIImageWithName(path));
7255         [self _returnPNGWithImage:icon forRequest:request];
7256     } else if ([command isEqualToString:@"section-icon"]) {
7257         if (path == nil)
7258             goto fail;
7259         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7260         NSString *section(Simplify(path));
7261         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7262         if (icon == nil)
7263             icon = [UIImage applicationImageNamed:@"unknown.png"];
7264         [self _returnPNGWithImage:icon forRequest:request];
7265     } else fail: {
7266         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7267     }
7268 }
7269
7270 - (void) stopLoading {
7271 }
7272
7273 @end
7274 /* }}} */
7275
7276 /* Section Controller {{{ */
7277 @interface SectionController : FilteredPackageListController {
7278     _H<NSString> section_;
7279 }
7280
7281 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7282
7283 @end
7284
7285 @implementation SectionController
7286
7287 - (NSURL *) navigationURL {
7288     NSString *name = section_;
7289     if (name == nil)
7290         name = @"all";
7291
7292     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7293 }
7294
7295 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7296     NSString *title;
7297     if (name == nil)
7298         title = UCLocalize("ALL_PACKAGES");
7299     else if (![name isEqual:@""])
7300         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7301     else
7302         title = UCLocalize("NO_SECTION");
7303
7304     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7305         section_ = name;
7306     } return self;
7307 }
7308
7309 @end
7310 /* }}} */
7311 /* Sections Controller {{{ */
7312 @interface SectionsController : CYViewController <
7313     UITableViewDataSource,
7314     UITableViewDelegate
7315 > {
7316     _transient Database *database_;
7317     NSMutableArray *sections_;
7318     NSMutableArray *filtered_;
7319     UITableView *list_;
7320 }
7321
7322 - (id) initWithDatabase:(Database *)database;
7323 - (void) editButtonClicked;
7324
7325 @end
7326
7327 @implementation SectionsController
7328
7329 - (void) dealloc {
7330     [self releaseSubviews];
7331     [sections_ release];
7332     [filtered_ release];
7333
7334     [super dealloc];
7335 }
7336
7337 - (NSURL *) navigationURL {
7338     return [NSURL URLWithString:@"cydia://sections"];
7339 }
7340
7341 - (void) updateNavigationItem {
7342     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7343     if ([sections_ count] == 0) {
7344         [[self navigationItem] setRightBarButtonItem:nil];
7345     } else {
7346         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7347             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7348             target:self
7349             action:@selector(editButtonClicked)
7350         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7351     }
7352 }
7353
7354 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7355     [super setEditing:editing animated:animated];
7356
7357     if (editing)
7358         [list_ reloadData];
7359     else
7360         [delegate_ updateData];
7361
7362     [self updateNavigationItem];
7363 }
7364
7365 - (void) viewDidAppear:(BOOL)animated {
7366     [super viewDidAppear:animated];
7367     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7368 }
7369
7370 - (void) viewWillDisappear:(BOOL)animated {
7371     [super viewWillDisappear:animated];
7372     if ([self isEditing]) [self setEditing:NO];
7373 }
7374
7375 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7376     Section *section = nil;
7377     int index = [indexPath row];
7378     if (![self isEditing]) {
7379         index -= 1;
7380         if (index >= 0)
7381             section = [filtered_ objectAtIndex:index];
7382     } else {
7383         section = [sections_ objectAtIndex:index];
7384     }
7385     return section;
7386 }
7387
7388 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7389     if ([self isEditing])
7390         return [sections_ count];
7391     else
7392         return [filtered_ count] + 1;
7393 }
7394
7395 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7396     return 45.0f;
7397 }*/
7398
7399 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7400     static NSString *reuseIdentifier = @"SectionCell";
7401
7402     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7403     if (cell == nil)
7404         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7405
7406     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7407
7408     return cell;
7409 }
7410
7411 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7412     if ([self isEditing])
7413         return;
7414
7415     Section *section = [self sectionAtIndexPath:indexPath];
7416
7417     SectionController *controller = [[[SectionController alloc]
7418         initWithDatabase:database_
7419         section:[section name]
7420     ] autorelease];
7421     [controller setDelegate:delegate_];
7422
7423     [[self navigationController] pushViewController:controller animated:YES];
7424 }
7425
7426 - (void) loadView {
7427     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7428
7429     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7430     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7431     [list_ setRowHeight:45.0f];
7432     [list_ setDataSource:self];
7433     [list_ setDelegate:self];
7434     [[self view] addSubview:list_];
7435 }
7436
7437 - (void) viewDidLoad {
7438     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7439 }
7440
7441 - (void) releaseSubviews {
7442     [list_ release];
7443     list_ = nil;
7444 }
7445
7446 - (id) initWithDatabase:(Database *)database {
7447     if ((self = [super init]) != nil) {
7448         database_ = database;
7449
7450         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7451         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7452     } return self;
7453 }
7454
7455 - (void) reloadData {
7456     [super reloadData];
7457
7458     NSArray *packages = [database_ packages];
7459
7460     [sections_ removeAllObjects];
7461     [filtered_ removeAllObjects];
7462
7463     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7464
7465     _trace();
7466     for (Package *package in packages) {
7467         NSString *name([package section]);
7468         NSString *key(name == nil ? @"" : name);
7469
7470         Section *section;
7471
7472         _profile(SectionsView$reloadData$Section)
7473             section = [sections objectForKey:key];
7474             if (section == nil) {
7475                 _profile(SectionsView$reloadData$Section$Allocate)
7476                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7477                     [sections setObject:section forKey:key];
7478                 _end
7479             }
7480         _end
7481
7482         [section addToCount];
7483
7484         _profile(SectionsView$reloadData$Filter)
7485             if (![package valid] || ![package visible])
7486                 continue;
7487         _end
7488
7489         [section addToRow];
7490     }
7491     _trace();
7492
7493     [sections_ addObjectsFromArray:[sections allValues]];
7494
7495     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7496
7497     for (Section *section in sections_) {
7498         size_t count([section row]);
7499         if (count == 0)
7500             continue;
7501
7502         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7503         [section setCount:count];
7504         [filtered_ addObject:section];
7505     }
7506
7507     [self updateNavigationItem];
7508     [list_ reloadData];
7509     _trace();
7510 }
7511
7512 - (void) editButtonClicked {
7513     [self setEditing:![self isEditing] animated:YES];
7514 }
7515
7516 @end
7517 /* }}} */
7518
7519 /* Changes Controller {{{ */
7520 @interface ChangesController : CYViewController <
7521     UITableViewDataSource,
7522     UITableViewDelegate
7523 > {
7524     _transient Database *database_;
7525     unsigned era_;
7526     CFMutableArrayRef packages_;
7527     NSMutableArray *sections_;
7528     UITableView *list_;
7529     unsigned upgrades_;
7530 }
7531
7532 - (id) initWithDatabase:(Database *)database;
7533
7534 @end
7535
7536 @implementation ChangesController
7537
7538 - (void) dealloc {
7539     [self releaseSubviews];
7540     CFRelease(packages_);
7541     [sections_ release];
7542
7543     [super dealloc];
7544 }
7545
7546 - (NSURL *) navigationURL {
7547     return [NSURL URLWithString:@"cydia://changes"];
7548 }
7549
7550 - (void) viewDidAppear:(BOOL)animated {
7551     [super viewDidAppear:animated];
7552     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7553 }
7554
7555 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7556     NSInteger count([sections_ count]);
7557     return count == 0 ? 1 : count;
7558 }
7559
7560 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7561     if ([sections_ count] == 0)
7562         return nil;
7563     return [[sections_ objectAtIndex:section] name];
7564 }
7565
7566 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7567     if ([sections_ count] == 0)
7568         return 0;
7569     return [[sections_ objectAtIndex:section] count];
7570 }
7571
7572 - (Package *) packageAtIndex:(NSUInteger)index {
7573     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7574 }
7575
7576 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7577 @synchronized (database_) {
7578     if ([database_ era] != era_)
7579         return nil;
7580
7581     NSUInteger sectionIndex([path section]);
7582     if (sectionIndex >= [sections_ count])
7583         return nil;
7584     Section *section([sections_ objectAtIndex:sectionIndex]);
7585     NSInteger row([path row]);
7586     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7587 } }
7588
7589 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7590     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7591     if (cell == nil)
7592         cell = [[[PackageCell alloc] init] autorelease];
7593     [cell setPackage:[self packageAtIndexPath:path]];
7594     return cell;
7595 }
7596
7597 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7598     Package *package([self packageAtIndexPath:path]);
7599     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7600     [view setDelegate:delegate_];
7601     [[self navigationController] pushViewController:view animated:YES];
7602     return path;
7603 }
7604
7605 - (void) refreshButtonClicked {
7606     [delegate_ beginUpdate];
7607     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7608 }
7609
7610 - (void) upgradeButtonClicked {
7611     [delegate_ distUpgrade];
7612 }
7613
7614 - (void) loadView {
7615     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7616
7617     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7618     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7619     [list_ setRowHeight:73];
7620     [list_ setDataSource:self];
7621     [list_ setDelegate:self];
7622     [[self view] addSubview:list_];
7623 }
7624
7625 - (void) viewDidLoad {
7626     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7627 }
7628
7629 - (void) releaseSubviews {
7630     [list_ release];
7631     list_ = nil;
7632 }
7633
7634 - (id) initWithDatabase:(Database *)database {
7635     if ((self = [super init]) != nil) {
7636         database_ = database;
7637
7638         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7639         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7640     } return self;
7641 }
7642
7643 // this mostly works because reloadData (below) is @synchronized (database_)
7644 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7645 - (void) _reloadPackages:(NSArray *)packages {
7646     CFRelease(packages_);
7647     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7648
7649     _trace();
7650     _profile(ChangesController$_reloadPackages$Filter)
7651         for (Package *package in packages)
7652             if ([package upgradableAndEssential:YES] || [package visible])
7653                 CFArrayAppendValue(packages_, package);
7654     _end
7655     _trace();
7656     _profile(ChangesController$_reloadPackages$radixSort)
7657         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7658     _end
7659     _trace();
7660 }
7661
7662 - (void) _reloadData {
7663 @synchronized (database_) {
7664     era_ = [database_ era];
7665     NSArray *packages = [database_ packages];
7666
7667     [sections_ removeAllObjects];
7668
7669 #if 1
7670     UIProgressHUD *hud([delegate_ addProgressHUD]);
7671     [hud setText:UCLocalize("LOADING")];
7672     //NSLog(@"HUD:%@::%@", delegate_, hud);
7673     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7674     [delegate_ removeProgressHUD:hud];
7675 #else
7676     [self _reloadPackages:packages];
7677 #endif
7678
7679     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7680     Section *ignored = nil;
7681     Section *section = nil;
7682     time_t last = 0;
7683
7684     upgrades_ = 0;
7685     bool unseens = false;
7686
7687     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7688
7689     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7690         Package *package = [self packageAtIndex:offset];
7691
7692         BOOL uae = [package upgradableAndEssential:YES];
7693
7694         if (!uae) {
7695             unseens = true;
7696             time_t seen([package seen]);
7697
7698             if (section == nil || last != seen) {
7699                 last = seen;
7700
7701                 NSString *name;
7702                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7703                 [name autorelease];
7704
7705                 _profile(ChangesController$reloadData$Allocate)
7706                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7707                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7708                     [sections_ addObject:section];
7709                 _end
7710             }
7711
7712             [section addToCount];
7713         } else if ([package ignored]) {
7714             if (ignored == nil) {
7715                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7716             }
7717             [ignored addToCount];
7718         } else {
7719             ++upgrades_;
7720             [upgradable addToCount];
7721         }
7722     }
7723     _trace();
7724
7725     CFRelease(formatter);
7726
7727     if (unseens) {
7728         Section *last = [sections_ lastObject];
7729         size_t count = [last count];
7730         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7731         [sections_ removeLastObject];
7732     }
7733
7734     if ([ignored count] != 0)
7735         [sections_ insertObject:ignored atIndex:0];
7736     if (upgrades_ != 0)
7737         [sections_ insertObject:upgradable atIndex:0];
7738
7739     [list_ reloadData];
7740
7741     if (upgrades_ > 0)
7742         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7743             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7744             style:UIBarButtonItemStylePlain
7745             target:self
7746             action:@selector(upgradeButtonClicked)
7747         ] autorelease]];
7748
7749     if (![delegate_ updating])
7750         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7751             initWithTitle:UCLocalize("REFRESH")
7752             style:UIBarButtonItemStylePlain
7753             target:self
7754             action:@selector(refreshButtonClicked)
7755         ] autorelease]];
7756
7757     PrintTimes();
7758 } }
7759
7760 - (void) reloadData {
7761     [super reloadData];
7762     [self performSelector:@selector(_reloadData) withObject:nil afterDelay:0];
7763 }
7764
7765 @end
7766 /* }}} */
7767 /* Search Controller {{{ */
7768 @interface SearchController : FilteredPackageListController <
7769     UISearchBarDelegate
7770 > {
7771     _H<UISearchBar> search_;
7772     BOOL searchloaded_;
7773 }
7774
7775 - (id) initWithDatabase:(Database *)database;
7776 - (void) setSearchTerm:(NSString *)term;
7777 - (void) reloadData;
7778
7779 @end
7780
7781 @implementation SearchController
7782
7783 - (void) dealloc {
7784     [search_ setDelegate:nil];
7785     [super dealloc];
7786 }
7787
7788 - (NSURL *) navigationURL {
7789     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7790         return [NSURL URLWithString:@"cydia://search"];
7791     else
7792         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7793 }
7794
7795 - (void) setSearchTerm:(NSString *)searchTerm {
7796     [search_ setText:searchTerm];
7797     [self reloadData];
7798 }
7799
7800 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7801     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7802     [search_ resignFirstResponder];
7803     [self reloadData];
7804 }
7805
7806 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7807     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7808     [self reloadData];
7809 }
7810
7811 - (id) initWithDatabase:(Database *)database {
7812     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7813         search_ = [[[UISearchBar alloc] init] autorelease];
7814         [search_ setDelegate:self];
7815     } return self;
7816 }
7817
7818 - (void) viewDidAppear:(BOOL)animated {
7819     [super viewDidAppear:animated];
7820
7821     if (!searchloaded_) {
7822         searchloaded_ = YES;
7823         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7824         [search_ layoutSubviews];
7825         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7826
7827         UITextField *textField;
7828         if ([search_ respondsToSelector:@selector(searchField)])
7829             textField = [search_ searchField];
7830         else
7831             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7832
7833         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7834         [textField setEnablesReturnKeyAutomatically:NO];
7835         [[self navigationItem] setTitleView:textField];
7836     }
7837 }
7838
7839 - (void) reloadData {
7840     [self setObject:[search_ text]];
7841     [self resetCursor];
7842
7843     [super reloadData];
7844 }
7845
7846 - (void) didSelectPackage:(Package *)package {
7847     [search_ resignFirstResponder];
7848     [super didSelectPackage:package];
7849 }
7850
7851 @end
7852 /* }}} */
7853 /* Package Settings Controller {{{ */
7854 @interface PackageSettingsController : CYViewController <
7855     UITableViewDataSource,
7856     UITableViewDelegate
7857 > {
7858     _transient Database *database_;
7859     NSString *name_;
7860     Package *package_;
7861     UITableView *table_;
7862     UISwitch *subscribedSwitch_;
7863     UISwitch *ignoredSwitch_;
7864     UITableViewCell *subscribedCell_;
7865     UITableViewCell *ignoredCell_;
7866 }
7867
7868 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7869
7870 @end
7871
7872 @implementation PackageSettingsController
7873
7874 - (void) dealloc {
7875     [self releaseSubviews];
7876     [name_ release];
7877     [package_ release];
7878
7879     [super dealloc];
7880 }
7881
7882 - (NSURL *) navigationURL {
7883     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7884 }
7885
7886 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7887     if (package_ == nil)
7888         return 0;
7889
7890     if ([package_ installed] == nil)
7891         return 1;
7892     else
7893         return 2;
7894 }
7895
7896 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7897     if (package_ == nil)
7898         return 0;
7899
7900     // both sections contain just one item right now.
7901     return 1;
7902 }
7903
7904 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7905     return nil;
7906 }
7907
7908 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7909     if (section == 0)
7910         return UCLocalize("SHOW_ALL_CHANGES_EX");
7911     else
7912         return UCLocalize("IGNORE_UPGRADES_EX");
7913 }
7914
7915 - (void) onSubscribed:(id)control {
7916     bool value([control isOn]);
7917     if (package_ == nil)
7918         return;
7919     if ([package_ setSubscribed:value])
7920         [delegate_ updateData];
7921 }
7922
7923 - (void) _updateIgnored {
7924     const char *package([name_ UTF8String]);
7925     bool on([ignoredSwitch_ isOn]);
7926
7927     pid_t pid(ExecFork());
7928     if (pid == 0) {
7929         FILE *dpkg(popen("dpkg --set-selections", "w"));
7930         fwrite(package, strlen(package), 1, dpkg);
7931
7932         if (on)
7933             fwrite(" hold\n", 6, 1, dpkg);
7934         else
7935             fwrite(" install\n", 9, 1, dpkg);
7936
7937         pclose(dpkg);
7938
7939         exit(0);
7940         _assert(false);
7941     }
7942
7943     _forever {
7944         int status;
7945         int result(waitpid(pid, &status, 0));
7946
7947         if (result != -1) {
7948             _assert(result == pid);
7949             break;
7950         }
7951     }
7952 }
7953
7954 - (void) onIgnored:(id)control {
7955     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7956     [invocation setTarget:self];
7957     [invocation setSelector:@selector(_updateIgnored)];
7958
7959     [delegate_ reloadDataWithInvocation:invocation];
7960 }
7961
7962 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7963     if (package_ == nil)
7964         return nil;
7965
7966     switch ([indexPath section]) {
7967         case 0: return subscribedCell_;
7968         case 1: return ignoredCell_;
7969
7970         _nodefault
7971     }
7972
7973     return nil;
7974 }
7975
7976 - (void) loadView {
7977     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7978
7979     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7980     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7981     [table_ setDataSource:self];
7982     [table_ setDelegate:self];
7983     [[self view] addSubview:table_];
7984
7985     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7986     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7987     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7988
7989     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7990     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7991     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7992
7993     subscribedCell_ = [[UITableViewCell alloc] init];
7994     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7995     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7996     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7997
7998     ignoredCell_ = [[UITableViewCell alloc] init];
7999     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
8000     [ignoredCell_ setAccessoryView:ignoredSwitch_];
8001     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
8002 }
8003
8004 - (void) viewDidLoad {
8005     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
8006 }
8007
8008 - (void) releaseSubviews {
8009     [ignoredCell_ release];
8010     ignoredCell_ = nil;
8011
8012     [subscribedCell_ release];
8013     subscribedCell_ = nil;
8014
8015     [table_ release];
8016     table_ = nil;
8017
8018     [ignoredSwitch_ release];
8019     ignoredSwitch_ = nil;
8020
8021     [subscribedSwitch_ release];
8022     subscribedSwitch_ = nil;
8023 }
8024
8025 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8026     if ((self = [super init]) != nil) {
8027         database_ = database;
8028         name_ = [package retain];
8029     } return self;
8030 }
8031
8032 - (void) reloadData {
8033     [super reloadData];
8034
8035     if (package_ != nil)
8036         [package_ autorelease];
8037     package_ = [database_ packageWithName:name_];
8038
8039     if (package_ != nil) {
8040         package_ = [package_ retain];
8041         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8042         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8043     } // XXX: what now, G?
8044
8045     [table_ reloadData];
8046 }
8047
8048 @end
8049 /* }}} */
8050
8051 /* Installed Controller {{{ */
8052 @interface InstalledController : FilteredPackageListController {
8053     BOOL expert_;
8054 }
8055
8056 - (id) initWithDatabase:(Database *)database;
8057
8058 - (void) updateRoleButton;
8059 - (void) queueStatusDidChange;
8060
8061 @end
8062
8063 @implementation InstalledController
8064
8065 - (void) dealloc {
8066     [super dealloc];
8067 }
8068
8069 - (NSURL *) navigationURL {
8070     return [NSURL URLWithString:@"cydia://installed"];
8071 }
8072
8073 - (id) initWithDatabase:(Database *)database {
8074     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8075         [self updateRoleButton];
8076         [self queueStatusDidChange];
8077     } return self;
8078 }
8079
8080 #if !AlwaysReload
8081 - (void) queueButtonClicked {
8082     [delegate_ queue];
8083 }
8084 #endif
8085
8086 - (void) queueStatusDidChange {
8087 #if !AlwaysReload
8088     if (IsWildcat_) {
8089         if (Queuing_) {
8090             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8091                 initWithTitle:UCLocalize("QUEUE")
8092                 style:UIBarButtonItemStyleDone
8093                 target:self
8094                 action:@selector(queueButtonClicked)
8095             ] autorelease]];
8096         } else {
8097             [[self navigationItem] setLeftBarButtonItem:nil];
8098         }
8099     }
8100 #endif
8101 }
8102
8103 - (void) updateRoleButton {
8104     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8105         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8106             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8107             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8108             target:self
8109             action:@selector(roleButtonClicked)
8110         ] autorelease]];
8111 }
8112
8113 - (void) roleButtonClicked {
8114     [self setObject:[NSNumber numberWithBool:expert_]];
8115     [self reloadData];
8116     expert_ = !expert_;
8117
8118     [self updateRoleButton];
8119 }
8120
8121 @end
8122 /* }}} */
8123
8124 /* Source Cell {{{ */
8125 @interface SourceCell : CYTableViewCell <
8126     ContentDelegate
8127 > {
8128     UIImage *icon_;
8129     NSString *origin_;
8130     NSString *label_;
8131 }
8132
8133 - (void) setSource:(Source *)source;
8134
8135 @end
8136
8137 @implementation SourceCell
8138
8139 - (void) clearSource {
8140     [icon_ release];
8141     [origin_ release];
8142     [label_ release];
8143
8144     icon_ = nil;
8145     origin_ = nil;
8146     label_ = nil;
8147 }
8148
8149 - (void) setSource:(Source *)source {
8150     [self clearSource];
8151
8152     if (icon_ == nil)
8153         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8154     if (icon_ == nil)
8155         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8156     icon_ = [icon_ retain];
8157
8158     origin_ = [[source name] retain];
8159     label_ = [[source uri] retain];
8160
8161     [content_ setNeedsDisplay];
8162 }
8163
8164 - (void) dealloc {
8165     [self clearSource];
8166     [super dealloc];
8167 }
8168
8169 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8170     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8171         UIView *content([self contentView]);
8172         CGRect bounds([content bounds]);
8173
8174         content_ = [[ContentView alloc] initWithFrame:bounds];
8175         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8176         [content_ setBackgroundColor:[UIColor whiteColor]];
8177         [content addSubview:content_];
8178
8179         [content_ setDelegate:self];
8180         [content_ setOpaque:YES];
8181     } return self;
8182 }
8183
8184 - (NSString *) accessibilityLabel {
8185     return label_;
8186 }
8187
8188 - (void) drawContentRect:(CGRect)rect {
8189     bool highlighted(highlighted_);
8190     float width(rect.size.width);
8191
8192     if (icon_ != nil)
8193         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8194
8195     if (highlighted)
8196         UISetColor(White_);
8197
8198     if (!highlighted)
8199         UISetColor(Black_);
8200     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8201
8202     if (!highlighted)
8203         UISetColor(Blue_);
8204     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8205 }
8206
8207 @end
8208 /* }}} */
8209 /* Source Controller {{{ */
8210 @interface SourceController : FilteredPackageListController {
8211     _transient Source *source_;
8212     NSString *key_;
8213 }
8214
8215 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8216
8217 @end
8218
8219 @implementation SourceController
8220
8221 - (NSURL *) navigationURL {
8222     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8223 }
8224
8225 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8226     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8227         source_ = source;
8228         key_ = [[source key] retain];
8229     } return self;
8230 }
8231
8232 - (void) reloadData {
8233     source_ = [database_ sourceWithKey:key_];
8234     [key_ release];
8235     key_ = [[source_ key] retain];
8236     [self setObject:source_];
8237
8238     [[self navigationItem] setTitle:[source_ label]];
8239
8240     [super reloadData];
8241 }
8242
8243 @end
8244 /* }}} */
8245 /* Sources Controller {{{ */
8246 @interface SourcesController : CYViewController <
8247     UITableViewDataSource,
8248     UITableViewDelegate
8249 > {
8250     _transient Database *database_;
8251     UITableView *list_;
8252     NSMutableArray *sources_;
8253     int offset_;
8254
8255     NSString *href_;
8256     UIProgressHUD *hud_;
8257     NSError *error_;
8258
8259     //NSURLConnection *installer_;
8260     NSURLConnection *trivial_;
8261     NSURLConnection *trivial_bz2_;
8262     NSURLConnection *trivial_gz_;
8263     //NSURLConnection *automatic_;
8264
8265     BOOL cydia_;
8266 }
8267
8268 - (id) initWithDatabase:(Database *)database;
8269 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8270
8271 @end
8272
8273 @implementation SourcesController
8274
8275 - (void) _releaseConnection:(NSURLConnection *)connection {
8276     if (connection != nil) {
8277         [connection cancel];
8278         //[connection setDelegate:nil];
8279         [connection release];
8280     }
8281 }
8282
8283 - (void) dealloc {
8284     [self releaseSubviews];
8285
8286     [href_ release];
8287     [hud_ release];
8288     [error_ release];
8289
8290     //[self _releaseConnection:installer_];
8291     [self _releaseConnection:trivial_];
8292     [self _releaseConnection:trivial_gz_];
8293     [self _releaseConnection:trivial_bz2_];
8294     //[self _releaseConnection:automatic_];
8295
8296     [sources_ release];
8297     [super dealloc];
8298 }
8299
8300 - (NSURL *) navigationURL {
8301     return [NSURL URLWithString:@"cydia://sources"];
8302 }
8303
8304 - (void) viewDidAppear:(BOOL)animated {
8305     [super viewDidAppear:animated];
8306     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8307 }
8308
8309 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8310     return offset_ == 0 ? 1 : 2;
8311 }
8312
8313 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8314     switch (section + (offset_ == 0 ? 1 : 0)) {
8315         case 0: return UCLocalize("ENTERED_BY_USER");
8316         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8317
8318         _nodefault
8319     }
8320 }
8321
8322 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8323     int count = [sources_ count];
8324     switch (section) {
8325         case 0: return (offset_ == 0 ? count : offset_);
8326         case 1: return count - offset_;
8327
8328         _nodefault
8329     }
8330 }
8331
8332 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8333     unsigned idx = 0;
8334     switch (indexPath.section) {
8335         case 0: idx = indexPath.row; break;
8336         case 1: idx = indexPath.row + offset_; break;
8337
8338         _nodefault
8339     }
8340     return [sources_ objectAtIndex:idx];
8341 }
8342
8343 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8344     static NSString *cellIdentifier = @"SourceCell";
8345
8346     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8347     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8348     [cell setSource:[self sourceAtIndexPath:indexPath]];
8349     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8350
8351     return cell;
8352 }
8353
8354 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8355     Source *source = [self sourceAtIndexPath:indexPath];
8356
8357     SourceController *controller = [[[SourceController alloc]
8358         initWithDatabase:database_
8359         source:source
8360     ] autorelease];
8361
8362     [controller setDelegate:delegate_];
8363
8364     [[self navigationController] pushViewController:controller animated:YES];
8365 }
8366
8367 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8368     Source *source = [self sourceAtIndexPath:indexPath];
8369     return [source record] != nil;
8370 }
8371
8372 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8373     Source *source = [self sourceAtIndexPath:indexPath];
8374     [Sources_ removeObjectForKey:[source key]];
8375     [delegate_ syncData];
8376 }
8377
8378 - (void) complete {
8379     [delegate_ addTrivialSource:href_];
8380     [delegate_ syncData];
8381 }
8382
8383 - (NSString *) getWarning {
8384     NSString *href(href_);
8385     NSRange colon([href rangeOfString:@"://"]);
8386     if (colon.location != NSNotFound)
8387         href = [href substringFromIndex:(colon.location + 3)];
8388     href = [href stringByAddingPercentEscapes];
8389     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8390     href = [href stringByCachingURLWithCurrentCDN];
8391
8392     NSURL *url([NSURL URLWithString:href]);
8393
8394     NSStringEncoding encoding;
8395     NSError *error(nil);
8396
8397     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8398         return [warning length] == 0 ? nil : warning;
8399     return nil;
8400 }
8401
8402 - (void) _endConnection:(NSURLConnection *)connection {
8403     // XXX: the memory management in this method is horribly awkward
8404
8405     NSURLConnection **field = NULL;
8406     if (connection == trivial_)
8407         field = &trivial_;
8408     else if (connection == trivial_bz2_)
8409         field = &trivial_bz2_;
8410     else if (connection == trivial_gz_)
8411         field = &trivial_gz_;
8412     _assert(field != NULL);
8413     [connection release];
8414     *field = nil;
8415
8416     if (
8417         trivial_ == nil &&
8418         trivial_bz2_ == nil &&
8419         trivial_gz_ == nil
8420     ) {
8421         bool defer(false);
8422
8423         if (cydia_) {
8424             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8425                 defer = true;
8426
8427                 UIAlertView *alert = [[[UIAlertView alloc]
8428                     initWithTitle:UCLocalize("SOURCE_WARNING")
8429                     message:warning
8430                     delegate:self
8431                     cancelButtonTitle:UCLocalize("CANCEL")
8432                     otherButtonTitles:
8433                         UCLocalize("ADD_ANYWAY"),
8434                     nil
8435                 ] autorelease];
8436
8437                 [alert setContext:@"warning"];
8438                 [alert setNumberOfRows:1];
8439                 [alert show];
8440             } else
8441                 [self complete];
8442         } else if (error_ != nil) {
8443             UIAlertView *alert = [[[UIAlertView alloc]
8444                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8445                 message:[error_ localizedDescription]
8446                 delegate:self
8447                 cancelButtonTitle:UCLocalize("OK")
8448                 otherButtonTitles:nil
8449             ] autorelease];
8450
8451             [alert setContext:@"urlerror"];
8452             [alert show];
8453         } else {
8454             UIAlertView *alert = [[[UIAlertView alloc]
8455                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8456                 message:UCLocalize("NOT_REPOSITORY_EX")
8457                 delegate:self
8458                 cancelButtonTitle:UCLocalize("OK")
8459                 otherButtonTitles:nil
8460             ] autorelease];
8461
8462             [alert setContext:@"trivial"];
8463             [alert show];
8464         }
8465
8466         [delegate_ releaseNetworkActivityIndicator];
8467
8468         [delegate_ removeProgressHUD:hud_];
8469         [hud_ autorelease];
8470         hud_ = nil;
8471
8472         if (!defer) {
8473             [href_ release];
8474             href_ = nil;
8475         }
8476
8477         if (error_ != nil) {
8478             [error_ release];
8479             error_ = nil;
8480         }
8481     }
8482 }
8483
8484 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8485     switch ([response statusCode]) {
8486         case 200:
8487             cydia_ = YES;
8488     }
8489 }
8490
8491 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8492     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8493     if (error_ != nil)
8494         error_ = [error retain];
8495     [self _endConnection:connection];
8496 }
8497
8498 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8499     [self _endConnection:connection];
8500 }
8501
8502 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8503     NSMutableURLRequest *request = [NSMutableURLRequest
8504         requestWithURL:[NSURL URLWithString:href]
8505         cachePolicy:NSURLRequestUseProtocolCachePolicy
8506         timeoutInterval:120.0
8507     ];
8508
8509     [request setHTTPMethod:method];
8510
8511     if (Machine_ != NULL)
8512         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8513     if (UniqueID_ != nil)
8514         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8515
8516     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8517 }
8518
8519 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8520     NSString *context([alert context]);
8521
8522     if ([context isEqualToString:@"source"]) {
8523         switch (button) {
8524             case 1: {
8525                 NSString *href = [[alert textField] text];
8526
8527                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8528
8529                 if (![href hasSuffix:@"/"])
8530                     href_ = [href stringByAppendingString:@"/"];
8531                 else
8532                     href_ = href;
8533                 href_ = [href_ retain];
8534
8535                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8536                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8537                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8538                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8539
8540                 cydia_ = false;
8541
8542                 // XXX: this is stupid
8543                 hud_ = [[delegate_ addProgressHUD] retain];
8544                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8545                 [delegate_ retainNetworkActivityIndicator];
8546             } break;
8547
8548             case 0:
8549             break;
8550
8551             _nodefault
8552         }
8553
8554         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8555     } else if ([context isEqualToString:@"trivial"])
8556         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8557     else if ([context isEqualToString:@"urlerror"])
8558         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8559     else if ([context isEqualToString:@"warning"]) {
8560         switch (button) {
8561             case 1:
8562                 [self complete];
8563             break;
8564
8565             case 0:
8566             break;
8567
8568             _nodefault
8569         }
8570
8571         [href_ release];
8572         href_ = nil;
8573
8574         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8575     }
8576 }
8577
8578 - (void) loadView {
8579     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8580
8581     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8582     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8583     [list_ setRowHeight:56];
8584     [list_ setDataSource:self];
8585     [list_ setDelegate:self];
8586     [[self view] addSubview:list_];
8587 }
8588
8589 - (void) viewDidLoad {
8590     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8591     [self updateButtonsForEditingStatus:NO animated:NO];
8592 }
8593
8594 - (void) releaseSubviews {
8595     [list_ release];
8596     list_ = nil;
8597 }
8598
8599 - (id) initWithDatabase:(Database *)database {
8600     if ((self = [super init]) != nil) {
8601         database_ = database;
8602         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8603     } return self;
8604 }
8605
8606 - (void) reloadData {
8607     [super reloadData];
8608
8609     pkgSourceList list;
8610     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8611         return;
8612
8613     [sources_ removeAllObjects];
8614     [sources_ addObjectsFromArray:[database_ sources]];
8615     _trace();
8616     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8617     _trace();
8618
8619     int count([sources_ count]);
8620     offset_ = 0;
8621     for (int i = 0; i != count; i++) {
8622         if ([[sources_ objectAtIndex:i] record] == nil)
8623             break;
8624         offset_++;
8625     }
8626
8627     [list_ setEditing:NO];
8628     [self updateButtonsForEditingStatus:NO animated:NO];
8629     [list_ reloadData];
8630 }
8631
8632 - (void) showAddSourcePrompt {
8633     UIAlertView *alert = [[[UIAlertView alloc]
8634         initWithTitle:UCLocalize("ENTER_APT_URL")
8635         message:nil
8636         delegate:self
8637         cancelButtonTitle:UCLocalize("CANCEL")
8638         otherButtonTitles:
8639             UCLocalize("ADD_SOURCE"),
8640         nil
8641     ] autorelease];
8642
8643     [alert setContext:@"source"];
8644     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8645
8646     [alert setNumberOfRows:1];
8647     [alert addTextFieldWithValue:@"http://" label:@""];
8648
8649     UITextInputTraits *traits = [[alert textField] textInputTraits];
8650     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8651     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8652     [traits setKeyboardType:UIKeyboardTypeURL];
8653     // XXX: UIReturnKeyDone
8654     [traits setReturnKeyType:UIReturnKeyNext];
8655
8656     [alert show];
8657 }
8658
8659 - (void) addButtonClicked {
8660     [self showAddSourcePrompt];
8661 }
8662
8663 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8664     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8665         initWithTitle:UCLocalize("ADD")
8666         style:UIBarButtonItemStylePlain
8667         target:self
8668         action:@selector(addButtonClicked)
8669     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8670
8671     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8672         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8673         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8674         target:self
8675         action:@selector(editButtonClicked)
8676     ] autorelease] animated:animated];
8677
8678     if (IsWildcat_ && !editing)
8679         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8680             initWithTitle:UCLocalize("SETTINGS")
8681             style:UIBarButtonItemStylePlain
8682             target:self
8683             action:@selector(settingsButtonClicked)
8684         ] autorelease]];
8685 }
8686
8687 - (void) settingsButtonClicked {
8688     [delegate_ showSettings];
8689 }
8690
8691 - (void) editButtonClicked {
8692     [list_ setEditing:![list_ isEditing] animated:YES];
8693
8694     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8695 }
8696
8697 @end
8698 /* }}} */
8699
8700 /* Settings Controller {{{ */
8701 @interface SettingsController : CYViewController <
8702     UITableViewDataSource,
8703     UITableViewDelegate
8704 > {
8705     _transient Database *database_;
8706     // XXX: ok, "roledelegate_"?...
8707     _transient id roledelegate_;
8708     UITableView *table_;
8709     UISegmentedControl *segment_;
8710     UIView *container_;
8711 }
8712
8713 - (void) showDoneButton;
8714 - (void) resizeSegmentedControl;
8715
8716 @end
8717
8718 @implementation SettingsController
8719
8720 - (void) dealloc {
8721     [self releaseSubviews];
8722
8723     [super dealloc];
8724 }
8725
8726 - (void) loadView {
8727     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8728
8729     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8730     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8731     [table_ setDelegate:self];
8732     [table_ setDataSource:self];
8733     [[self view] addSubview:table_];
8734
8735     NSArray *items = [NSArray arrayWithObjects:
8736         UCLocalize("USER"),
8737         UCLocalize("HACKER"),
8738         UCLocalize("DEVELOPER"),
8739     nil];
8740     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8741     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8742     [container_ addSubview:segment_];
8743 }
8744
8745 - (void) viewDidLoad {
8746     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8747
8748     int index = -1;
8749     if ([Role_ isEqualToString:@"User"]) index = 0;
8750     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8751     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8752     if (index != -1) {
8753         [segment_ setSelectedSegmentIndex:index];
8754         [self showDoneButton];
8755     }
8756
8757     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8758     [self resizeSegmentedControl];
8759 }
8760
8761 - (void) releaseSubviews {
8762     [table_ release];
8763     table_ = nil;
8764
8765     [segment_ release];
8766     segment_ = nil;
8767
8768     [container_ release];
8769     container_ = nil;
8770 }
8771
8772 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8773     if ((self = [super init]) != nil) {
8774         database_ = database;
8775         roledelegate_ = delegate;
8776     } return self;
8777 }
8778
8779 - (void) resizeSegmentedControl {
8780     CGFloat width = [[self view] frame].size.width;
8781     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8782 }
8783
8784 - (void) viewWillAppear:(BOOL)animated {
8785     [super viewWillAppear:animated];
8786
8787     [self resizeSegmentedControl];
8788 }
8789
8790 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8791     [self resizeSegmentedControl];
8792 }
8793
8794 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8795     [self resizeSegmentedControl];
8796 }
8797
8798 - (void) save {
8799     NSString *role(nil);
8800
8801     switch ([segment_ selectedSegmentIndex]) {
8802         case 0: role = @"User"; break;
8803         case 1: role = @"Hacker"; break;
8804         case 2: role = @"Developer"; break;
8805
8806         _nodefault
8807     }
8808
8809     if (![role isEqualToString:Role_]) {
8810         bool rolling(Role_ == nil);
8811         Role_ = role;
8812
8813         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8814             Role_, @"Role",
8815         nil];
8816
8817         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8818         Changed_ = true;
8819
8820         if (rolling)
8821             [roledelegate_ loadData];
8822         else
8823             [roledelegate_ updateData];
8824     }
8825 }
8826
8827 - (void) segmentChanged:(UISegmentedControl *)control {
8828     [self showDoneButton];
8829 }
8830
8831 - (void) saveAndClose {
8832     [self save];
8833
8834     [[self navigationItem] setRightBarButtonItem:nil];
8835     [[self navigationController] dismissModalViewControllerAnimated:YES];
8836 }
8837
8838 - (void) doneButtonClicked {
8839     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8840     [spinner startAnimating];
8841     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8842     [[self navigationItem] setRightBarButtonItem:spinItem];
8843
8844     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8845 }
8846
8847 - (void) showDoneButton {
8848     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8849         initWithTitle:UCLocalize("DONE")
8850         style:UIBarButtonItemStyleDone
8851         target:self
8852         action:@selector(doneButtonClicked)
8853     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8854 }
8855
8856 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8857     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8858     return 6;
8859 }
8860
8861 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8862     return 0; // :(
8863 }
8864
8865 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8866     return nil; // This method is required by the protocol.
8867 }
8868
8869 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8870     if (section == 1)
8871         return UCLocalize("ROLE_EX");
8872     if (section == 4)
8873         return [NSString stringWithFormat:
8874             @"%@: %@\n%@: %@\n%@: %@",
8875             UCLocalize("USER"), UCLocalize("USER_EX"),
8876             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8877             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8878         ];
8879     else return nil;
8880 }
8881
8882 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8883     return section == 3 ? 44.0f : 0;
8884 }
8885
8886 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8887     return section == 3 ? container_ : nil;
8888 }
8889
8890 - (void) reloadData {
8891     [super reloadData];
8892
8893     [table_ reloadData];
8894 }
8895
8896 @end
8897 /* }}} */
8898 /* Stash Controller {{{ */
8899 @interface StashController : CYViewController {
8900     UIActivityIndicatorView *spinner_;
8901     UILabel *status_;
8902     UILabel *caption_;
8903 }
8904
8905 @end
8906
8907 @implementation StashController
8908
8909 - (void) dealloc {
8910     [self releaseSubviews];
8911
8912     [super dealloc];
8913 }
8914
8915 - (void) loadView {
8916     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8917     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8918
8919     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8920     CGRect spinrect = [spinner_ frame];
8921     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8922     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8923     [spinner_ setFrame:spinrect];
8924     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8925     [[self view] addSubview:spinner_];
8926     [spinner_ startAnimating];
8927
8928     CGRect captrect;
8929     captrect.size.width = [[self view] frame].size.width;
8930     captrect.size.height = 40.0f;
8931     captrect.origin.x = 0;
8932     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8933     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8934     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8935     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8936     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8937     [caption_ setTextColor:[UIColor whiteColor]];
8938     [caption_ setBackgroundColor:[UIColor clearColor]];
8939     [caption_ setShadowColor:[UIColor blackColor]];
8940     [caption_ setTextAlignment:UITextAlignmentCenter];
8941     [[self view] addSubview:caption_];
8942
8943     CGRect statusrect;
8944     statusrect.size.width = [[self view] frame].size.width;
8945     statusrect.size.height = 30.0f;
8946     statusrect.origin.x = 0;
8947     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8948     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8949     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8950     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8951     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8952     [status_ setTextColor:[UIColor whiteColor]];
8953     [status_ setBackgroundColor:[UIColor clearColor]];
8954     [status_ setShadowColor:[UIColor blackColor]];
8955     [status_ setTextAlignment:UITextAlignmentCenter];
8956     [[self view] addSubview:status_];
8957 }
8958
8959 - (void) releaseSubviews {
8960     [spinner_ release];
8961     spinner_ = nil;
8962
8963     [status_ release];
8964     status_ = nil;
8965
8966     [caption_ release];
8967     caption_ = nil;
8968 }
8969
8970 @end
8971 /* }}} */
8972
8973 @interface Cydia : UIApplication <
8974     ConfirmationControllerDelegate,
8975     DatabaseDelegate,
8976     CydiaDelegate,
8977     UINavigationControllerDelegate,
8978     UITabBarControllerDelegate
8979 > {
8980     // XXX: evaluate all fields for _transient
8981
8982     UIWindow *window_;
8983     CYTabBarController *tabbar_;
8984     CYEmulatedLoadingController *emulated_;
8985
8986     NSMutableArray *essential_;
8987     NSMutableArray *broken_;
8988
8989     Database *database_;
8990
8991     NSURL *starturl_;
8992
8993     unsigned locked_;
8994     unsigned activity_;
8995
8996     StashController *stash_;
8997
8998     bool loaded_;
8999 }
9000
9001 - (void) loadData;
9002
9003 @end
9004
9005 @implementation Cydia
9006
9007 - (void) beginUpdate {
9008     [tabbar_ beginUpdate];
9009 }
9010
9011 - (BOOL) updating {
9012     return [tabbar_ updating];
9013 }
9014
9015 - (void) _loaded {
9016     if ([broken_ count] != 0) {
9017         int count = [broken_ count];
9018
9019         UIAlertView *alert = [[[UIAlertView alloc]
9020             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9021             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9022             delegate:self
9023             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9024             otherButtonTitles:
9025                 UCLocalize("TEMPORARY_IGNORE"),
9026             nil
9027         ] autorelease];
9028
9029         [alert setContext:@"fixhalf"];
9030         [alert setNumberOfRows:2];
9031         [alert show];
9032     } else if (!Ignored_ && [essential_ count] != 0) {
9033         int count = [essential_ count];
9034
9035         UIAlertView *alert = [[[UIAlertView alloc]
9036             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9037             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9038             delegate:self
9039             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9040             otherButtonTitles:
9041                 UCLocalize("UPGRADE_ESSENTIAL"),
9042                 UCLocalize("COMPLETE_UPGRADE"),
9043             nil
9044         ] autorelease];
9045
9046         [alert setContext:@"upgrade"];
9047         [alert show];
9048     }
9049 }
9050
9051 - (void) _saveConfig {
9052     _trace();
9053     MetaFile_.Sync();
9054     _trace();
9055
9056     if (Changed_) {
9057         NSString *error(nil);
9058
9059         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9060             _trace();
9061             NSError *error(nil);
9062             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9063                 NSLog(@"failure to save metadata data: %@", error);
9064             _trace();
9065
9066             Changed_ = false;
9067         } else {
9068             NSLog(@"failure to serialize metadata: %@", error);
9069         }
9070     }
9071 }
9072
9073 // Navigation controller for the queuing badge.
9074 - (CYNavigationController *) queueNavigationController {
9075     NSArray *controllers = [tabbar_ viewControllers];
9076     return [controllers objectAtIndex:3];
9077 }
9078
9079 - (void) _updateData {
9080     [self _saveConfig];
9081
9082     [tabbar_ reloadData];
9083
9084     CYNavigationController *navigation = [self queueNavigationController];
9085
9086     id queuedelegate = nil;
9087     if ([[navigation viewControllers] count] > 0)
9088         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9089
9090     [queuedelegate queueStatusDidChange];
9091     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9092 }
9093
9094 - (void) _refreshIfPossible:(NSDate *)update {
9095     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9096
9097     bool recently = false;
9098     if (update != nil) {
9099         NSTimeInterval interval([update timeIntervalSinceNow]);
9100         if (interval <= 0 && interval > -(15*60))
9101             recently = true;
9102     }
9103
9104     // Don't automatic refresh if:
9105     //  - We already refreshed recently.
9106     //  - We already auto-refreshed this launch.
9107     //  - Auto-refresh is disabled.
9108     if (recently || loaded_ || ManualRefresh) {
9109         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9110
9111         // If we are cancelling, we need to make sure it knows it's already loaded.
9112         loaded_ = true;
9113         return;
9114     } else {
9115         // We are going to load, so remember that.
9116         loaded_ = true;
9117     }
9118
9119     SCNetworkReachabilityFlags flags; {
9120         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9121         SCNetworkReachabilityGetFlags(reachability, &flags);
9122         CFRelease(reachability);
9123     }
9124
9125     // XXX: this elaborate mess is what Apple is using to determine this? :(
9126     // XXX: do we care if the user has to intervene? maybe that's ok?
9127     bool reachable(
9128         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9129             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9130                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9131                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9132             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9133             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9134         )
9135     );
9136
9137     // If we can reach the server, auto-refresh!
9138     if (reachable)
9139         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9140
9141     [pool release];
9142 }
9143
9144 - (void) refreshIfPossible {
9145     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9146 }
9147
9148 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9149     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9150     [hud setText:UCLocalize("RELOADING_DATA")];
9151
9152     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9153
9154     if (hud != nil)
9155         [self removeProgressHUD:hud];
9156
9157     size_t changes(0);
9158
9159     [essential_ removeAllObjects];
9160     [broken_ removeAllObjects];
9161
9162     NSArray *packages([database_ packages]);
9163     for (Package *package in packages) {
9164         if ([package half])
9165             [broken_ addObject:package];
9166         if ([package upgradableAndEssential:NO]) {
9167             if ([package essential])
9168                 [essential_ addObject:package];
9169             ++changes;
9170         }
9171     }
9172
9173     NSLog(@"changes:#%u", changes);
9174
9175     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9176     if (changes != 0) {
9177         _trace();
9178         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9179         [changesItem setBadgeValue:badge];
9180         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9181         [self setApplicationIconBadgeNumber:changes];
9182     } else {
9183         _trace();
9184         [changesItem setBadgeValue:nil];
9185         [changesItem setAnimatedBadge:NO];
9186         [self setApplicationIconBadgeNumber:0];
9187     }
9188
9189     [self _updateData];
9190
9191     [self refreshIfPossible];
9192 }
9193
9194 - (void) updateData {
9195     [self _updateData];
9196 }
9197
9198 - (void) update_ {
9199     [database_ update];
9200 }
9201
9202 - (void) complete {
9203     @synchronized (self) {
9204         [self _reloadDataWithInvocation:nil];
9205     }
9206 }
9207
9208 - (void) disemulate {
9209     if (emulated_ == nil)
9210         return;
9211
9212     [window_ addSubview:[tabbar_ view]];
9213     [[emulated_ view] removeFromSuperview];
9214     [emulated_ release];
9215     emulated_ = nil;
9216     [window_ setUserInteractionEnabled:YES];
9217 }
9218
9219 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9220     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
9221     if (IsWildcat_)
9222         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9223
9224     UIViewController *parent;
9225     if (emulated_ == nil)
9226         parent = tabbar_;
9227     else if (!force)
9228         parent = emulated_;
9229     else {
9230         [self disemulate];
9231         parent = tabbar_;
9232     }
9233
9234     [parent presentModalViewController:navigation animated:YES];
9235 }
9236
9237 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9238     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9239
9240     if (navigation != nil)
9241         [navigation pushViewController:progress animated:YES];
9242     else
9243         [self presentModalViewController:progress force:YES];
9244
9245     [progress invoke:invocation withTitle:title];
9246     return progress;
9247 }
9248
9249 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9250     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9251 }
9252
9253 - (void) repairWithInvocation:(NSInvocation *)invocation {
9254     _trace();
9255     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9256     _trace();
9257 }
9258
9259 - (void) repairWithSelector:(SEL)selector {
9260     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9261 }
9262
9263 - (void) syncData {
9264     [self _saveConfig];
9265
9266     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9267     _assert(file != NULL);
9268
9269     for (NSString *key in [Sources_ allKeys]) {
9270         NSDictionary *source([Sources_ objectForKey:key]);
9271
9272         fprintf(file, "%s %s %s\n",
9273             [[source objectForKey:@"Type"] UTF8String],
9274             [[source objectForKey:@"URI"] UTF8String],
9275             [[source objectForKey:@"Distribution"] UTF8String]
9276         );
9277     }
9278
9279     fclose(file);
9280
9281     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9282
9283     [self complete];
9284 }
9285
9286 - (void) addTrivialSource:(NSString *)href {
9287     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9288         @"deb", @"Type",
9289         href, @"URI",
9290         @"./", @"Distribution",
9291     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9292
9293     Changed_ = true;
9294 }
9295
9296 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9297     @synchronized (self) {
9298         [self _reloadDataWithInvocation:invocation];
9299     }
9300 }
9301
9302 - (void) reloadData {
9303     [self reloadDataWithInvocation:nil];
9304 }
9305
9306 - (void) resolve {
9307     pkgProblemResolver *resolver = [database_ resolver];
9308
9309     resolver->InstallProtect();
9310     if (!resolver->Resolve(true))
9311         _error->Discard();
9312 }
9313
9314 - (bool) perform {
9315     // XXX: this is a really crappy way of doing this.
9316     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9317     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9318     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9319     if ([tabbar_ updating])
9320         [tabbar_ cancelUpdate];
9321
9322     if (![database_ prepare])
9323         return false;
9324
9325     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9326     [page setDelegate:self];
9327     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9328     [confirm_ setDelegate:self];
9329
9330     if (IsWildcat_)
9331         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9332     [tabbar_ presentModalViewController:confirm_ animated:YES];
9333
9334     return true;
9335 }
9336
9337 - (void) queue {
9338     @synchronized (self) {
9339         [self perform];
9340     }
9341 }
9342
9343 - (void) clearPackage:(Package *)package {
9344     @synchronized (self) {
9345         [package clear];
9346         [self resolve];
9347         [self perform];
9348     }
9349 }
9350
9351 - (void) installPackages:(NSArray *)packages {
9352     @synchronized (self) {
9353         for (Package *package in packages)
9354             [package install];
9355         [self resolve];
9356         [self perform];
9357     }
9358 }
9359
9360 - (void) installPackage:(Package *)package {
9361     @synchronized (self) {
9362         [package install];
9363         [self resolve];
9364         [self perform];
9365     }
9366 }
9367
9368 - (void) removePackage:(Package *)package {
9369     @synchronized (self) {
9370         [package remove];
9371         [self resolve];
9372         [self perform];
9373     }
9374 }
9375
9376 - (void) distUpgrade {
9377     @synchronized (self) {
9378         if (![database_ upgrade])
9379             return;
9380         [self perform];
9381     }
9382 }
9383
9384 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9385     Queuing_ = false;
9386     ++locked_;
9387     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9388     --locked_;
9389     [self complete];
9390 }
9391
9392 - (void) showSettings {
9393     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9394     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9395     if (IsWildcat_)
9396         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9397     [tabbar_ presentModalViewController:nav animated:YES];
9398 }
9399
9400 - (void) retainNetworkActivityIndicator {
9401     if (activity_++ == 0)
9402         [self setNetworkActivityIndicatorVisible:YES];
9403
9404 #if TraceLogging
9405     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9406 #endif
9407 }
9408
9409 - (void) releaseNetworkActivityIndicator {
9410     if (--activity_ == 0)
9411         [self setNetworkActivityIndicatorVisible:NO];
9412
9413 #if TraceLogging
9414     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9415 #endif
9416
9417 }
9418
9419 - (void) cancelAndClear:(bool)clear {
9420     @synchronized (self) {
9421         if (clear) {
9422             [database_ clear];
9423             Queuing_ = false;
9424         } else {
9425             Queuing_ = true;
9426         }
9427
9428         [self _updateData];
9429     }
9430 }
9431
9432 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9433     NSString *context([alert context]);
9434
9435     if ([context isEqualToString:@"conffile"]) {
9436         FILE *input = [database_ input];
9437         if (button == [alert cancelButtonIndex])
9438             fprintf(input, "N\n");
9439         else if (button == [alert firstOtherButtonIndex])
9440             fprintf(input, "Y\n");
9441         fflush(input);
9442
9443         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9444     } else if ([context isEqualToString:@"fixhalf"]) {
9445         if (button == [alert cancelButtonIndex]) {
9446             @synchronized (self) {
9447                 for (Package *broken in broken_) {
9448                     [broken remove];
9449
9450                     NSString *id = [broken id];
9451                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9452                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9453                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9454                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9455                 }
9456
9457                 [self resolve];
9458                 [self perform];
9459             }
9460         } else if (button == [alert firstOtherButtonIndex]) {
9461             [broken_ removeAllObjects];
9462             [self _loaded];
9463         }
9464
9465         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9466     } else if ([context isEqualToString:@"upgrade"]) {
9467         if (button == [alert firstOtherButtonIndex]) {
9468             @synchronized (self) {
9469                 for (Package *essential in essential_)
9470                     [essential install];
9471
9472                 [self resolve];
9473                 [self perform];
9474             }
9475         } else if (button == [alert firstOtherButtonIndex] + 1) {
9476             [self distUpgrade];
9477         } else if (button == [alert cancelButtonIndex]) {
9478             Ignored_ = YES;
9479         }
9480
9481         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9482     }
9483 }
9484
9485 - (void) system:(NSString *)command { _pooled
9486     _trace();
9487     system([command UTF8String]);
9488     _trace();
9489 }
9490
9491 - (void) applicationWillSuspend {
9492     [database_ clean];
9493     [super applicationWillSuspend];
9494 }
9495
9496 - (BOOL) isSafeToSuspend {
9497     if (locked_ != 0) {
9498 #if !ForRelease
9499         NSLog(@"isSafeToSuspend: locked_ != 0");
9500 #endif
9501         return false;
9502     }
9503
9504     // Use external process status API internally.
9505     // This is probably a really bad idea.
9506     // XXX: what is the point of this? does this solve anything at all?
9507     uint64_t status = 0;
9508     int notify_token;
9509     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9510         notify_get_state(notify_token, &status);
9511         notify_cancel(notify_token);
9512     }
9513
9514     if (status != 0) {
9515 #if !ForRelease
9516         NSLog(@"isSafeToSuspend: status != 0");
9517 #endif
9518         return false;
9519     }
9520
9521 #if !ForRelease
9522     NSLog(@"isSafeToSuspend: -> true");
9523 #endif
9524     return true;
9525 }
9526
9527 - (void) applicationSuspend:(__GSEvent *)event {
9528     if ([self isSafeToSuspend])
9529         [super applicationSuspend:event];
9530 }
9531
9532 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9533     if ([self isSafeToSuspend])
9534         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9535 }
9536
9537 - (void) _setSuspended:(BOOL)value {
9538     if ([self isSafeToSuspend])
9539         [super _setSuspended:value];
9540 }
9541
9542 - (UIProgressHUD *) addProgressHUD {
9543     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9544     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9545
9546     [window_ setUserInteractionEnabled:NO];
9547     [hud show:YES];
9548
9549     UIViewController *target = tabbar_;
9550     while ([target modalViewController] != nil) target = [target modalViewController];
9551     [[target view] addSubview:hud];
9552
9553     ++locked_;
9554     return hud;
9555 }
9556
9557 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9558     [hud show:NO];
9559     [hud removeFromSuperview];
9560     [window_ setUserInteractionEnabled:YES];
9561     --locked_;
9562 }
9563
9564 - (CYViewController *) pageForPackage:(NSString *)name {
9565     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9566 }
9567
9568 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9569     NSString *scheme([[url scheme] lowercaseString]);
9570     if ([[url absoluteString] length] <= [scheme length] + 3)
9571         return nil;
9572     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9573     NSArray *components([path pathComponents]);
9574
9575     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9576         return [self pageForPackage:[components objectAtIndex:1]];
9577
9578     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9579         return nil;
9580
9581     NSString *base([components objectAtIndex:0]);
9582
9583     CYViewController *controller = nil;
9584
9585     if ([base isEqualToString:@"url"]) {
9586         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9587         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9588         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9589     } else if (!external && [components count] == 1) {
9590         if ([base isEqualToString:@"manage"]) {
9591             controller = [[[ManageController alloc] init] autorelease];
9592         }
9593
9594         if ([base isEqualToString:@"sources"]) {
9595             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9596         }
9597
9598         if ([base isEqualToString:@"home"]) {
9599             controller = [[[HomeController alloc] init] autorelease];
9600         }
9601
9602         if ([base isEqualToString:@"sections"]) {
9603             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9604         }
9605
9606         if ([base isEqualToString:@"search"]) {
9607             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9608         }
9609
9610         if ([base isEqualToString:@"changes"]) {
9611             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9612         }
9613
9614         if ([base isEqualToString:@"installed"]) {
9615             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9616         }
9617     } else if ([components count] == 2) {
9618         NSString *argument = [components objectAtIndex:1];
9619
9620         if ([base isEqualToString:@"package"]) {
9621             controller = [self pageForPackage:argument];
9622         }
9623
9624         if (!external && [base isEqualToString:@"search"]) {
9625             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9626             [(SearchController *)controller setSearchTerm:argument];
9627         }
9628
9629         if (!external && [base isEqualToString:@"sections"]) {
9630             if ([argument isEqualToString:@"all"])
9631                 argument = nil;
9632             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9633         }
9634
9635         if (!external && [base isEqualToString:@"sources"]) {
9636             if ([argument isEqualToString:@"add"]) {
9637                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9638                 [(SourcesController *)controller showAddSourcePrompt];
9639             } else {
9640                 Source *source = [database_ sourceWithKey:argument];
9641                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9642             }
9643         }
9644
9645         if (!external && [base isEqualToString:@"launch"]) {
9646             [self launchApplicationWithIdentifier:argument suspended:NO];
9647             return nil;
9648         }
9649     } else if (!external && [components count] == 3) {
9650         NSString *arg1 = [components objectAtIndex:1];
9651         NSString *arg2 = [components objectAtIndex:2];
9652
9653         if ([base isEqualToString:@"package"]) {
9654             if ([arg2 isEqualToString:@"settings"]) {
9655                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9656             } else if ([arg2 isEqualToString:@"files"]) {
9657                 if (Package *package = [database_ packageWithName:arg1]) {
9658                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9659                     [(FileTable *)controller setPackage:package];
9660                 }
9661             }
9662         }
9663     }
9664
9665     [controller setDelegate:self];
9666     return controller;
9667 }
9668
9669 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9670     CYViewController *page([self pageForURL:url forExternal:external]);
9671
9672     if (page != nil) {
9673         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9674         [nav setViewControllers:[NSArray arrayWithObject:page]];
9675         [tabbar_ setUnselectedViewController:nav];
9676     }
9677
9678     return page != nil;
9679 }
9680
9681 - (void) applicationOpenURL:(NSURL *)url {
9682     [super applicationOpenURL:url];
9683
9684     if (!loaded_) starturl_ = [url retain];
9685     else [self openCydiaURL:url forExternal:YES];
9686 }
9687
9688 - (void) applicationWillResignActive:(UIApplication *)application {
9689     // Stop refreshing if you get a phone call or lock the device.
9690     if ([tabbar_ updating])
9691         [tabbar_ cancelUpdate];
9692
9693     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9694         [super applicationWillResignActive:application];
9695 }
9696
9697 - (void) applicationWillTerminate:(UIApplication *)application {
9698     Changed_ = true;
9699     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9700     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9701     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9702
9703     [self _saveConfig];
9704 }
9705
9706 - (void) setConfigurationData:(NSString *)data {
9707     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9708
9709     if (!conffile_r(data)) {
9710         lprintf("E:invalid conffile\n");
9711         return;
9712     }
9713
9714     NSString *ofile = conffile_r[1];
9715     //NSString *nfile = conffile_r[2];
9716
9717     UIAlertView *alert = [[[UIAlertView alloc]
9718         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9719         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9720         delegate:self
9721         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9722         otherButtonTitles:
9723             UCLocalize("ACCEPT_NEW_COPY"),
9724             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9725         nil
9726     ] autorelease];
9727
9728     [alert setContext:@"conffile"];
9729     [alert setNumberOfRows:2];
9730     [alert show];
9731 }
9732
9733 - (void) addStashController {
9734     ++locked_;
9735     stash_ = [[StashController alloc] init];
9736     [window_ addSubview:[stash_ view]];
9737 }
9738
9739 - (void) removeStashController {
9740     [[stash_ view] removeFromSuperview];
9741     [stash_ release];
9742     --locked_;
9743 }
9744
9745 - (void) stash {
9746     [self setIdleTimerDisabled:YES];
9747
9748     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9749     UpdateExternalStatus(1);
9750     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9751     UpdateExternalStatus(0);
9752
9753     [self removeStashController];
9754
9755     if (ExecFork() == 0) {
9756         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9757         perror("launchctl stop");
9758     }
9759 }
9760
9761 - (void) setupViewControllers {
9762     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9763
9764     NSMutableArray *items([NSMutableArray arrayWithObjects:
9765         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9766         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9767         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9768         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9769     nil]);
9770
9771     if (IsWildcat_) {
9772         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9773         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9774     } else {
9775         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9776     }
9777
9778     NSMutableArray *controllers([NSMutableArray array]);
9779     for (UITabBarItem *item in items) {
9780         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9781         [controller setTabBarItem:item];
9782         [controllers addObject:controller];
9783     }
9784     [tabbar_ setViewControllers:controllers];
9785
9786     [tabbar_ setUpdateDelegate:self];
9787 }
9788
9789 - (void) applicationDidFinishLaunching:(id)unused {
9790 _trace();
9791     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9792         [self setApplicationSupportsShakeToEdit:NO];
9793
9794     @synchronized (HostConfig_) {
9795         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9796     }
9797
9798     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9799         initWithMemoryCapacity:524288
9800         diskCapacity:10485760
9801         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9802     ] autorelease]];
9803
9804     [CYBrowserController _initialize];
9805
9806     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9807
9808     Font12_ = [[UIFont systemFontOfSize:12] retain];
9809     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9810     Font14_ = [[UIFont systemFontOfSize:14] retain];
9811     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9812     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9813
9814     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9815     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9816
9817     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9818     [window_ orderFront:self];
9819     [window_ makeKey:self];
9820     [window_ setHidden:NO];
9821
9822     if (
9823         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9824         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9825         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9826         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9827         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9828         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9829         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9830         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9831         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9832         false
9833     ) {
9834         [self addStashController];
9835         // XXX: this would be much cleaner as a yieldToSelector:
9836         // that way the removeStashController could happen right here inline
9837         // we also could no longer require the useless stash_ field anymore
9838         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9839         return;
9840     }
9841
9842     database_ = [Database sharedInstance];
9843     [database_ setDelegate:self];
9844
9845     [window_ setUserInteractionEnabled:NO];
9846     [self setupViewControllers];
9847
9848     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9849     [window_ addSubview:[emulated_ view]];
9850
9851     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9852 _trace();
9853 }
9854
9855 - (NSArray *) defaultStartPages {
9856     NSMutableArray *standard = [NSMutableArray array];
9857     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9858     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9859     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9860     if (!IsWildcat_) {
9861         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9862     } else {
9863         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9864         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9865     }
9866     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9867     return standard;
9868 }
9869
9870 - (void) loadData {
9871 _trace();
9872     if (Role_ == nil) {
9873         [window_ setUserInteractionEnabled:YES];
9874         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9875         return;
9876     } else {
9877         if ([emulated_ modalViewController] != nil)
9878             [emulated_ dismissModalViewControllerAnimated:YES];
9879         [window_ setUserInteractionEnabled:NO];
9880     }
9881
9882     [self reloadData];
9883     PrintTimes();
9884
9885     [self disemulate];
9886
9887     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9888     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9889     int standardIndex = 0;
9890     NSArray *standard = [self defaultStartPages];
9891
9892     BOOL valid = YES;
9893
9894     if (saved == nil)
9895         valid = NO;
9896
9897     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9898     if (valid && closed != nil) {
9899         NSTimeInterval interval([closed timeIntervalSinceNow]);
9900         // XXX: Is 15 minutes the optimal time here?
9901         if (interval > 0 && interval <= -(15*60))
9902             valid = NO;
9903     }
9904
9905     if (valid && [saved count] != [standard count])
9906         valid = NO;
9907
9908     if (valid) {
9909         for (unsigned int i = 0; i < [standard count]; i++) {
9910             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9911             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9912             //      but it's good enough for now.
9913             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9914                 valid = NO;
9915                 break;
9916             }
9917         }
9918     }
9919
9920     NSArray *items = nil;
9921     if (valid) {
9922         [tabbar_ setSelectedIndex:savedIndex];
9923         items = saved;
9924     } else {
9925         [tabbar_ setSelectedIndex:standardIndex];
9926         items = standard;
9927     }
9928
9929     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9930         NSArray *stack = [items objectAtIndex:tab];
9931         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9932         NSMutableArray *current = [NSMutableArray array];
9933
9934         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9935             NSString *addr = [stack objectAtIndex:nav];
9936             NSURL *url = [NSURL URLWithString:addr];
9937             CYViewController *page = [self pageForURL:url forExternal:NO];
9938             if (page != nil)
9939                 [current addObject:page];
9940         }
9941
9942         [navigation setViewControllers:current];
9943     }
9944
9945     // (Try to) show the startup URL.
9946     if (starturl_ != nil) {
9947         [self openCydiaURL:starturl_ forExternal:NO];
9948         [starturl_ release];
9949         starturl_ = nil;
9950     }
9951 }
9952
9953 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9954     if (item != nil && IsWildcat_) {
9955         [sheet showFromBarButtonItem:item animated:YES];
9956     } else {
9957         [sheet showInView:window_];
9958     }
9959 }
9960
9961 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9962     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9963     [progress setTitle:task];
9964     [progress addProgressEvent:event];
9965 }
9966
9967 - (void) addProgressEventForTask:(NSArray *)data {
9968     CydiaProgressEvent *event([data objectAtIndex:0]);
9969     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9970     [self addProgressEvent:event forTask:task];
9971 }
9972
9973 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9974     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9975 }
9976
9977 @end
9978
9979 /*IMP alloc_;
9980 id Alloc_(id self, SEL selector) {
9981     id object = alloc_(self, selector);
9982     lprintf("[%s]A-%p\n", self->isa->name, object);
9983     return object;
9984 }*/
9985
9986 /*IMP dealloc_;
9987 id Dealloc_(id self, SEL selector) {
9988     id object = dealloc_(self, selector);
9989     lprintf("[%s]D-%p\n", self->isa->name, object);
9990     return object;
9991 }*/
9992
9993 Class $WebDefaultUIKitDelegate;
9994
9995 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9996     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9997         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9998     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9999 }
10000
10001 static NSNumber *shouldPlayKeyboardSounds;
10002
10003 Class $UIHardware;
10004
10005 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
10006     switch (sound) {
10007         case 1104: // Keyboard Button Clicked
10008         case 1105: // Keyboard Delete Repeated
10009             if (shouldPlayKeyboardSounds == nil) {
10010                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
10011                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
10012             }
10013
10014             if (![shouldPlayKeyboardSounds boolValue])
10015                 break;
10016
10017         default:
10018             _UIHardware$_playSystemSound$(self, _cmd, sound);
10019     }
10020 }
10021
10022 Class $UIApplication;
10023
10024 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
10025     static BOOL initialized = NO;
10026     static BOOL started = NO;
10027
10028     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
10029     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
10030
10031     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
10032         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
10033         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
10034         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
10035
10036         if (initialized && !enabled) {
10037             initialized = NO;
10038             [bundle performSelector:@selector(_accessibilityStopServer)];
10039         } else if (enabled) {
10040             initialized = YES;
10041             if (!started) {
10042                 started = YES;
10043                 [bundle performSelector:@selector(_accessibilityStartServer)];
10044             }
10045         }
10046     }
10047 }
10048
10049 Class $NSURLConnection;
10050
10051 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10052     NSMutableURLRequest *copy([request mutableCopy]);
10053
10054     NSURL *url([copy URL]);
10055     NSString *host([url host]);
10056     NSString *scheme([[url scheme] lowercaseString]);
10057
10058     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10059
10060     @synchronized (HostConfig_) {
10061         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10062             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10063                 [copy setHTTPShouldUsePipelining:YES];
10064     }
10065
10066     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10067     } return self;
10068 }
10069
10070 int main(int argc, char *argv[]) { _pooled
10071     _trace();
10072
10073     UpdateExternalStatus(0);
10074
10075     if (Class $UIDevice = objc_getClass("UIDevice")) {
10076         UIDevice *device([$UIDevice currentDevice]);
10077         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10078     } else
10079         IsWildcat_ = false;
10080
10081     UIScreen *screen([UIScreen mainScreen]);
10082     if ([screen respondsToSelector:@selector(scale)])
10083         ScreenScale_ = [screen scale];
10084     else
10085         ScreenScale_ = 1;
10086
10087     UIDevice *device([UIDevice currentDevice]);
10088     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10089         Idiom_ = @"iphone";
10090     else {
10091         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10092         if (idiom == UIUserInterfaceIdiomPhone)
10093             Idiom_ = @"iphone";
10094         else if (idiom == UIUserInterfaceIdiomPad)
10095             Idiom_ = @"ipad";
10096         else
10097             NSLog(@"unknown UIUserInterfaceIdiom!");
10098     }
10099
10100     SessionData_ = [[NSMutableDictionary alloc] initWithCapacity:4];
10101
10102     HostConfig_ = [[NSObject alloc] init];
10103     @synchronized (HostConfig_) {
10104         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10105         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10106     }
10107
10108     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
10109
10110     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10111
10112     /* Library Hacks {{{ */
10113     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10114
10115     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10116     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10117     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10118         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10119         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10120     }
10121
10122     $NSURLConnection = objc_getClass("NSURLConnection");
10123     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10124     if (NSURLConnection$init$ != NULL) {
10125         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10126         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10127     }
10128
10129     $UIHardware = objc_getClass("UIHardware");
10130     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
10131     if (UIHardware$_playSystemSound$ != NULL) {
10132         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
10133         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
10134     }
10135
10136     $UIApplication = objc_getClass("UIApplication");
10137     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
10138     if (UIApplication$_updateApplicationAccessibility != NULL) {
10139         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
10140         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
10141     }
10142     /* }}} */
10143     /* Set Locale {{{ */
10144     Locale_ = CFLocaleCopyCurrent();
10145     Languages_ = [NSLocale preferredLanguages];
10146
10147     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10148     //NSLog(@"%@", [Languages_ description]);
10149
10150     const char *lang;
10151     if (Locale_ != NULL)
10152         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10153     else if (Languages_ == nil || [Languages_ count] == 0)
10154         // XXX: consider just setting to C and then falling through?
10155         lang = NULL;
10156     else {
10157         lang = [[Languages_ objectAtIndex:0] UTF8String];
10158         setenv("LANG", lang, true);
10159         std::setlocale(LC_ALL, lang);
10160     }
10161
10162     NSLog(@"Setting Language: %s", lang);
10163     /* }}} */
10164
10165     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10166
10167     /* Parse Arguments {{{ */
10168     bool substrate(false);
10169
10170     if (argc != 0) {
10171         char **args(argv);
10172         int arge(1);
10173
10174         for (int argi(1); argi != argc; ++argi)
10175             if (strcmp(argv[argi], "--") == 0) {
10176                 arge = argi;
10177                 argv[argi] = argv[0];
10178                 argv += argi;
10179                 argc -= argi;
10180                 break;
10181             }
10182
10183         for (int argi(1); argi != arge; ++argi)
10184             if (strcmp(args[argi], "--substrate") == 0)
10185                 substrate = true;
10186             else
10187                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10188     }
10189     /* }}} */
10190
10191     App_ = [[NSBundle mainBundle] bundlePath];
10192     Advanced_ = YES;
10193
10194     setuid(0);
10195     setgid(0);
10196
10197     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10198     alloc_ = alloc->method_imp;
10199     alloc->method_imp = (IMP) &Alloc_;*/
10200
10201     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10202     dealloc_ = dealloc->method_imp;
10203     dealloc->method_imp = (IMP) &Dealloc_;*/
10204
10205     /* System Information {{{ */
10206     size_t size;
10207
10208     int maxproc;
10209     size = sizeof(maxproc);
10210     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10211         perror("sysctlbyname(\"kern.maxproc\", ?)");
10212     else if (maxproc < 64) {
10213         maxproc = 64;
10214         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10215             perror("sysctlbyname(\"kern.maxproc\", #)");
10216     }
10217
10218     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10219     char *osversion = new char[size];
10220     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10221         perror("sysctlbyname(\"kern.osversion\", ?)");
10222     else
10223         System_ = [NSString stringWithUTF8String:osversion];
10224
10225     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10226     char *machine = new char[size];
10227     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10228         perror("sysctlbyname(\"hw.machine\", ?)");
10229     else
10230         Machine_ = machine;
10231
10232     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10233         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10234             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10235                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10236                 CFRelease(serial);
10237             }
10238
10239             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10240                 NSData *data((NSData *) ecid);
10241                 size_t length([data length]);
10242                 uint8_t bytes[length];
10243                 [data getBytes:bytes];
10244                 char string[length * 2 + 1];
10245                 for (size_t i(0); i != length; ++i)
10246                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10247                 ChipID_ = [NSString stringWithUTF8String:string];
10248                 CFRelease(ecid);
10249             }
10250
10251             IOObjectRelease(service);
10252         }
10253     }
10254
10255     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10256
10257     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10258     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10259     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10260
10261     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10262     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10263     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10264
10265     if (mcc != NULL && mnc != NULL)
10266         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10267
10268     if (mnc != NULL)
10269         CFRelease(mnc);
10270     if (mcc != NULL)
10271         CFRelease(mcc);
10272
10273     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10274         Build_ = [system objectForKey:@"ProductBuildVersion"];
10275     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10276         Product_ = [info objectForKey:@"SafariProductVersion"];
10277         Safari_ = [info objectForKey:@"CFBundleVersion"];
10278     }
10279     /* }}} */
10280     /* Load Database {{{ */
10281     _trace();
10282     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10283     _trace();
10284     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10285
10286     if (Metadata_ == NULL)
10287         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10288     else {
10289         Settings_ = [Metadata_ objectForKey:@"Settings"];
10290
10291         Packages_ = [Metadata_ objectForKey:@"Packages"];
10292         Sections_ = [Metadata_ objectForKey:@"Sections"];
10293         Sources_ = [Metadata_ objectForKey:@"Sources"];
10294
10295         Token_ = [Metadata_ objectForKey:@"Token"];
10296     }
10297
10298     if (Settings_ != nil)
10299         Role_ = [Settings_ objectForKey:@"Role"];
10300
10301     if (Sections_ == nil) {
10302         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10303         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10304     }
10305
10306     if (Sources_ == nil) {
10307         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10308         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10309     }
10310     /* }}} */
10311
10312     _trace();
10313     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10314     _trace();
10315
10316     if (Packages_ != nil) {
10317         bool fail(false);
10318         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10319         _trace();
10320
10321         if (!fail) {
10322             [Metadata_ removeObjectForKey:@"Packages"];
10323             Packages_ = nil;
10324             Changed_ = true;
10325         }
10326     }
10327
10328     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10329
10330 #define MobileSubstrate_(name) \
10331     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10332         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10333         if (handle == NULL) \
10334             NSLog(@"%s", dlerror()); \
10335     }
10336
10337     MobileSubstrate_(Activator)
10338     MobileSubstrate_(libstatusbar)
10339     MobileSubstrate_(SimulatedKeyEvents)
10340     MobileSubstrate_(WinterBoard)
10341
10342     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10343         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10344
10345     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10346
10347     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10348         unlink("/tmp/.cydia.fw");
10349         goto firmware;
10350     } else if (access("/User", F_OK) != 0 || version < 4) {
10351       firmware:
10352         _trace();
10353         system("/usr/libexec/cydia/firmware.sh");
10354         _trace();
10355     }
10356
10357     _assert([[NSFileManager defaultManager]
10358         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10359         withIntermediateDirectories:YES
10360         attributes:nil
10361         error:NULL
10362     ]);
10363
10364     if (access("/tmp/cydia.chk", F_OK) == 0) {
10365         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10366             _assert(errno == ENOENT);
10367         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10368             _assert(errno == ENOENT);
10369     }
10370
10371     /* APT Initialization {{{ */
10372     _assert(pkgInitConfig(*_config));
10373     _assert(pkgInitSystem(*_config, _system));
10374
10375     if (lang != NULL)
10376         _config->Set("APT::Acquire::Translation", lang);
10377
10378     // XXX: this timeout might be important :(
10379     //_config->Set("Acquire::http::Timeout", 15);
10380
10381     _config->Set("Acquire::http::MaxParallel", 3);
10382     /* }}} */
10383     /* Color Choices {{{ */
10384     space_ = CGColorSpaceCreateDeviceRGB();
10385
10386     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10387     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10388     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10389     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10390     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10391     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10392     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10393     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10394     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10395
10396     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10397     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10398     /* }}}*/
10399     /* UIKit Configuration {{{ */
10400     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10401     if ($GSFontSetUseLegacyFontMetrics != NULL)
10402         $GSFontSetUseLegacyFontMetrics(YES);
10403
10404     // XXX: I have a feeling this was important
10405     //UIKeyboardDisableAutomaticAppearance();
10406     /* }}} */
10407
10408     Colon_ = UCLocalize("COLON_DELIMITED");
10409     Elision_ = UCLocalize("ELISION");
10410     Error_ = UCLocalize("ERROR");
10411     Warning_ = UCLocalize("WARNING");
10412
10413     _trace();
10414     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10415
10416     CGColorSpaceRelease(space_);
10417     CFRelease(Locale_);
10418
10419     return value;
10420 }