MobileCydia.mm

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