MobileCydia.mm

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