MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2010  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 201
 202 #define CYPoolStart() \
 203     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 204     do
 205 #define CYPoolEnd() \
 206     while (false); \
 207     [_pool release];
 208
 209 // Hash Functions/Structures {{{
 210 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 211
 212 union SplitHash {
 213     uint32_t u32;
 214     uint16_t u16[2];
 215 };
 216 // }}}
 217
 218 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 219
 220 void NSLogPoint(const char *fix, const CGPoint &point) {
 221     NSLog(@"%s(%g,%g)", fix, point.x, point.y);
 222 }
 223
 224 void NSLogRect(const char *fix, const CGRect &rect) {
 225     NSLog(@"%s(%g,%g)+(%g,%g)", fix, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 226 }
 227
 228 static _finline NSString *CydiaURL(NSString *path) {
 229     char page[25];
 230     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 231     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 232     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 233     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 234     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 235     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 236 }
 237
 238 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 239     int notify_token;
 240     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 241         notify_set_state(notify_token, newStatus);
 242         notify_cancel(notify_token);
 243     }
 244     notify_post("com.saurik.Cydia.status");
 245 }
 246
 247 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 248 @interface NSObject (Cydia)
 249 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 250 - (id) yieldToSelector:(SEL)selector;
 251 @end
 252
 253 @implementation NSObject (Cydia)
 254
 255 - (void) doNothing {
 256 }
 257
 258 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 259     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 260     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 261     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 262
 263     /* XXX: deal with exceptions */
 264     id value([self performSelector:selector withObject:object]);
 265
 266     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 267     [context removeAllObjects];
 268     if ([signature methodReturnLength] != 0 && value != nil)
 269         [context addObject:value];
 270
 271     stopped = true;
 272
 273     [self
 274         performSelectorOnMainThread:@selector(doNothing)
 275         withObject:nil
 276         waitUntilDone:NO
 277     ];
 278 }
 279
 280 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 281     volatile bool stopped(false);
 282
 283     NSMutableArray *context([NSMutableArray arrayWithObjects:
 284         [NSValue valueWithPointer:selector],
 285         [NSValue valueWithNonretainedObject:object],
 286         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 287     nil]);
 288
 289     NSThread *thread([[[NSThread alloc]
 290         initWithTarget:self
 291         selector:@selector(_yieldToContext:)
 292         object:context
 293     ] autorelease]);
 294
 295     [thread start];
 296
 297     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 298     NSDate *future([NSDate distantFuture]);
 299
 300     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 301
 302     return [context count] == 0 ? nil : [context objectAtIndex:0];
 303 }
 304
 305 - (id) yieldToSelector:(SEL)selector {
 306     return [self yieldToSelector:selector withObject:nil];
 307 }
 308
 309 @end
 310 /* }}} */
 311
 312 /* Cydia Action Sheet {{{ */
 313 @interface CYActionSheet : UIAlertView {
 314     unsigned button_;
 315 }
 316
 317 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 318 @end
 319
 320 @implementation CYActionSheet
 321
 322 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 323     if ((self = [super init])) {
 324         [self setTitle:title];
 325         [self setDelegate:self];
 326         for (NSString *button in buttons) [self addButtonWithTitle:button];
 327         [self setCancelButtonIndex:index];
 328     } return self;
 329 }
 330
 331 - (void) _updateFrameForDisplay {
 332     [super _updateFrameForDisplay];
 333     if ([self cancelButtonIndex] == -1) {
 334         NSArray *buttons = [self buttons];
 335         if ([buttons count]) {
 336             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 337             for (UIThreePartButton *button in buttons)
 338                 [button setBackground:background forState:0];
 339         }
 340     }
 341 }
 342
 343 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 344     button_ = buttonIndex + 1;
 345 }
 346
 347 - (void) dismiss {
 348     [self dismissWithClickedButtonIndex:-1 animated:YES];
 349 }
 350
 351 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 352     [self setRunsModal:YES];
 353     button_ = 0;
 354     [self show];
 355     return button_;
 356 }
 357
 358 @end
 359 /* }}} */
 360
 361 /* NSForcedOrderingSearch doesn't work on the iPhone */
 362 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 363 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 364 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 365
 366 /* Information Dictionaries {{{ */
 367 @interface NSMutableArray (Cydia)
 368 - (void) addInfoDictionary:(NSDictionary *)info;
 369 @end
 370
 371 @implementation NSMutableArray (Cydia)
 372
 373 - (void) addInfoDictionary:(NSDictionary *)info {
 374     [self addObject:info];
 375 }
 376
 377 @end
 378
 379 @interface NSMutableDictionary (Cydia)
 380 - (void) addInfoDictionary:(NSDictionary *)info;
 381 @end
 382
 383 @implementation NSMutableDictionary (Cydia)
 384
 385 - (void) addInfoDictionary:(NSDictionary *)info {
 386     [self setObject:info forKey:[info objectForKey:@"CFBundleIdentifier"]];
 387 }
 388
 389 @end
 390 /* }}} */
 391
 392 #define lprintf(args...) fprintf(stderr, args)
 393
 394 #define ForRelease 1
 395 #define TraceLogging (1 && !ForRelease)
 396 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 397 #define ProfileTimes (0 && !ForRelease)
 398 #define ForSaurik (0 && !ForRelease)
 399 #define LogBrowser (0 && !ForRelease)
 400 #define TrackResize (0 && !ForRelease)
 401 #define ManualRefresh (1 && !ForRelease)
 402 #define ShowInternals (0 && !ForRelease)
 403 #define IgnoreInstall (0 && !ForRelease)
 404 #define AlwaysReload (0 && !ForRelease)
 405
 406 #if !TraceLogging
 407 #undef _trace
 408 #define _trace(args...)
 409 #endif
 410
 411 #if !ProfileTimes
 412 #undef _profile
 413 #define _profile(name) {
 414 #undef _end
 415 #define _end }
 416 #define PrintTimes() do {} while (false)
 417 #endif
 418
 419 /* Radix Sort {{{ */
 420 typedef uint32_t (*SKRadixFunction)(id, void *);
 421
 422 @interface NSMutableArray (Radix)
 423 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 424 @end
 425
 426 struct RadixItem_ {
 427     size_t index;
 428     uint32_t key;
 429 };
 430
 431 @implementation NSMutableArray (Radix)
 432
 433 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 434     size_t count([self count]);
 435     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 436
 437     for (size_t i(0); i != count; ++i) {
 438         RadixItem_ &item(swap[i]);
 439         item.index = i;
 440
 441         id object([self objectAtIndex:i]);
 442         item.key = function(object, argument);
 443     }
 444
 445     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 446
 447     static const size_t width = 32;
 448     static const size_t bits = 11;
 449     static const size_t slots = 1 << bits;
 450     static const size_t passes = (width + (bits - 1)) / bits;
 451
 452     size_t *hist(new size_t[slots]);
 453
 454     for (size_t pass(0); pass != passes; ++pass) {
 455         memset(hist, 0, sizeof(size_t) * slots);
 456
 457         for (size_t i(0); i != count; ++i) {
 458             uint32_t key(lhs[i].key);
 459             key >>= pass * bits;
 460             key &= _not(uint32_t) >> width - bits;
 461             ++hist[key];
 462         }
 463
 464         size_t offset(0);
 465         for (size_t i(0); i != slots; ++i) {
 466             size_t local(offset);
 467             offset += hist[i];
 468             hist[i] = local;
 469         }
 470
 471         for (size_t i(0); i != count; ++i) {
 472             uint32_t key(lhs[i].key);
 473             key >>= pass * bits;
 474             key &= _not(uint32_t) >> width - bits;
 475             rhs[hist[key]++] = lhs[i];
 476         }
 477
 478         RadixItem_ *tmp(lhs);
 479         lhs = rhs;
 480         rhs = tmp;
 481     }
 482
 483     delete [] hist;
 484
 485     const void **values(new const void *[count]);
 486     for (size_t i(0); i != count; ++i)
 487         values[i] = [self objectAtIndex:lhs[i].index];
 488     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 489     delete [] values;
 490
 491     delete [] swap;
 492 }
 493
 494 @end
 495 /* }}} */
 496 /* Insertion Sort {{{ */
 497
 498 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 499     const char *ptr = (const char *)list;
 500     while (0 < count) {
 501         CFIndex half = count / 2;
 502         const char *probe = ptr + elementSize * half;
 503         CFComparisonResult cr = comparator(element, probe, context);
 504     if (0 == cr) return (probe - (const char *)list) / elementSize;
 505         ptr = (cr < 0) ? ptr : probe + elementSize;
 506         count = (cr < 0) ? half : (half + (count & 1) - 1);
 507     }
 508     return (ptr - (const char *)list) / elementSize;
 509 }
 510
 511 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 512     const char *ptr = (const char *)list;
 513     while (0 < count) {
 514         CFIndex half = count / 2;
 515         const char *probe = ptr + elementSize * half;
 516         CFComparisonResult cr = comparator(element, probe, context);
 517     if (0 == cr) return (probe - (const char *)list) / elementSize;
 518         ptr = (cr < 0) ? ptr : probe + elementSize;
 519         count = (cr < 0) ? half : (half + (count & 1) - 1);
 520     }
 521     return (ptr - (const char *)list) / elementSize;
 522 }
 523
 524 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 525     if (range.length == 0)
 526         return;
 527     const void **values(new const void *[range.length]);
 528     CFArrayGetValues(array, range, values);
 529
 530 #if HistogramInsertionSort > 0
 531     uint32_t total(0), *offsets(new uint32_t[range.length]);
 532 #endif
 533
 534     for (CFIndex index(1); index != range.length; ++index) {
 535         const void *value(values[index]);
 536         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 537         CFIndex correct(index);
 538         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 539 #if HistogramInsertionSort > 1
 540             NSLog(@"%@ < %@", value, values[correct - 1]);
 541 #endif
 542             if (--correct == 0)
 543                 break;
 544         }
 545         if (correct != index) {
 546             size_t offset(index - correct);
 547 #if HistogramInsertionSort
 548             total += offset;
 549             ++offsets[offset];
 550             if (offset > 10)
 551                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 552 #endif
 553             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 554             values[correct] = value;
 555         }
 556     }
 557
 558     CFArrayReplaceValues(array, range, values, range.length);
 559     delete [] values;
 560
 561 #if HistogramInsertionSort > 0
 562     for (CFIndex index(0); index != range.length; ++index)
 563         if (offsets[index] != 0)
 564             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 565     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 566     delete [] offsets;
 567 #endif
 568 }
 569
 570 /* }}} */
 571
 572 /* Apple Bug Fixes {{{ */
 573 @implementation UIWebDocumentView (Cydia)
 574
 575 - (void) _setScrollerOffset:(CGPoint)offset {
 576     UIScroller *scroller([self _scroller]);
 577
 578     CGSize size([scroller contentSize]);
 579     CGSize bounds([scroller bounds].size);
 580
 581     CGPoint max;
 582     max.x = size.width - bounds.width;
 583     max.y = size.height - bounds.height;
 584
 585     // wtf Apple?!
 586     if (max.x < 0)
 587         max.x = 0;
 588     if (max.y < 0)
 589         max.y = 0;
 590
 591     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 592     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 593
 594     [scroller setOffset:offset];
 595 }
 596
 597 @end
 598 /* }}} */
 599
 600 @implementation WebScriptObject (NSFastEnumeration)
 601
 602 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 603     size_t length([self count] - state->state);
 604     if (length <= 0)
 605         return 0;
 606     else if (length > count)
 607         length = count;
 608     for (size_t i(0); i != length; ++i)
 609         objects[i] = [self objectAtIndex:state->state++];
 610     state->itemsPtr = objects;
 611     state->mutationsPtr = (unsigned long *) self;
 612     return length;
 613 }
 614
 615 @end
 616
 617 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 618     size_t length([self length] - state->state);
 619     if (length <= 0)
 620         return 0;
 621     else if (length > count)
 622         length = count;
 623     for (size_t i(0); i != length; ++i)
 624         objects[i] = [self item:state->state++];
 625     state->itemsPtr = objects;
 626     state->mutationsPtr = (unsigned long *) self;
 627     return length;
 628 }
 629
 630 /* Cydia NSString Additions {{{ */
 631 @interface NSString (Cydia)
 632 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 633 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 634 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 635 - (NSComparisonResult) compareByPath:(NSString *)other;
 636 - (NSString *) stringByCachingURLWithCurrentCDN;
 637 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 638 @end
 639
 640 @implementation NSString (Cydia)
 641
 642 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 643     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 644 }
 645
 646 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 647     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 648     memcpy(data, bytes, length);
 649     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 650 }
 651
 652 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 653     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 654 }
 655
 656 - (NSComparisonResult) compareByPath:(NSString *)other {
 657     NSString *prefix = [self commonPrefixWithString:other options:0];
 658     size_t length = [prefix length];
 659
 660     NSRange lrange = NSMakeRange(length, [self length] - length);
 661     NSRange rrange = NSMakeRange(length, [other length] - length);
 662
 663     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 664     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 665
 666     NSComparisonResult value;
 667
 668     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 669         value = NSOrderedSame;
 670     else if (lrange.location == NSNotFound)
 671         value = NSOrderedAscending;
 672     else if (rrange.location == NSNotFound)
 673         value = NSOrderedDescending;
 674     else
 675         value = NSOrderedSame;
 676
 677     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 678         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 679     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 680         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 681
 682     NSComparisonResult result = [lpath compare:rpath];
 683     return result == NSOrderedSame ? value : result;
 684 }
 685
 686 - (NSString *) stringByCachingURLWithCurrentCDN {
 687     return [self
 688         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 689         withString:@"://cache.cydia.saurik.com/"
 690     ];
 691 }
 692
 693 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 694     return [(id)CFURLCreateStringByAddingPercentEscapes(
 695         kCFAllocatorDefault,
 696         (CFStringRef) self,
 697         NULL,
 698         CFSTR(";/?:@&=+$,"),
 699         kCFStringEncodingUTF8
 700     ) autorelease];
 701 }
 702
 703 @end
 704 /* }}} */
 705
 706 /* C++ NSString Wrapper Cache {{{ */
 707 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 708     return size == 0 ? NULL :
 709         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 710         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 711 }
 712
 713 static _finline CFStringRef CYStringCreate(const char *data) {
 714     return CYStringCreate(data, strlen(data));
 715 }
 716
 717 class CYString {
 718   private:
 719     char *data_;
 720     size_t size_;
 721     CFStringRef cache_;
 722
 723     _finline void clear_() {
 724         if (cache_ != NULL) {
 725             CFRelease(cache_);
 726             cache_ = NULL;
 727         }
 728     }
 729
 730   public:
 731     _finline bool empty() const {
 732         return size_ == 0;
 733     }
 734
 735     _finline size_t size() const {
 736         return size_;
 737     }
 738
 739     _finline char *data() const {
 740         return data_;
 741     }
 742
 743     _finline void clear() {
 744         size_ = 0;
 745         clear_();
 746     }
 747
 748     _finline CYString() :
 749         data_(0),
 750         size_(0),
 751         cache_(NULL)
 752     {
 753     }
 754
 755     _finline ~CYString() {
 756         clear_();
 757     }
 758
 759     void operator =(const CYString &rhs) {
 760         data_ = rhs.data_;
 761         size_ = rhs.size_;
 762
 763         if (rhs.cache_ == nil)
 764             cache_ = NULL;
 765         else
 766             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 767     }
 768
 769     void copy(apr_pool_t *pool) {
 770         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 771         memcpy(temp, data_, size_);
 772         temp[size_] = '\0';
 773         data_ = temp;
 774     }
 775
 776     void set(apr_pool_t *pool, const char *data, size_t size) {
 777         if (size == 0)
 778             clear();
 779         else {
 780             clear_();
 781
 782             data_ = const_cast<char *>(data);
 783             size_ = size;
 784
 785             if (pool != NULL)
 786                 copy(pool);
 787         }
 788     }
 789
 790     _finline void set(apr_pool_t *pool, const char *data) {
 791         set(pool, data, data == NULL ? 0 : strlen(data));
 792     }
 793
 794     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 795         set(pool, rhs.data(), rhs.size());
 796     }
 797
 798     bool operator ==(const CYString &rhs) const {
 799         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 800     }
 801
 802     _finline operator CFStringRef() {
 803         if (cache_ == NULL)
 804             cache_ = CYStringCreate(data_, size_);
 805         return cache_;
 806     }
 807
 808     _finline operator id() {
 809         return (NSString *) static_cast<CFStringRef>(*this);
 810     }
 811
 812     _finline operator const char *() {
 813         return reinterpret_cast<const char *>(data_);
 814     }
 815 };
 816 /* }}} */
 817 /* C++ NSString Algorithm Adapters {{{ */
 818 extern "C" {
 819     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 820 }
 821
 822 struct NSStringMapHash :
 823     std::unary_function<NSString *, size_t>
 824 {
 825     _finline size_t operator ()(NSString *value) const {
 826         return CFStringHashNSString((CFStringRef) value);
 827     }
 828 };
 829
 830 struct NSStringMapLess :
 831     std::binary_function<NSString *, NSString *, bool>
 832 {
 833     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 834         return [lhs compare:rhs] == NSOrderedAscending;
 835     }
 836 };
 837
 838 struct NSStringMapEqual :
 839     std::binary_function<NSString *, NSString *, bool>
 840 {
 841     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 842         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 843         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 844         //[lhs isEqualToString:rhs];
 845     }
 846 };
 847 /* }}} */
 848
 849 /* Perl-Compatible RegEx {{{ */
 850 class Pcre {
 851   private:
 852     pcre *code_;
 853     pcre_extra *study_;
 854     int capture_;
 855     int *matches_;
 856     const char *data_;
 857
 858   public:
 859     Pcre(const char *regex) :
 860         study_(NULL)
 861     {
 862         const char *error;
 863         int offset;
 864         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 865
 866         if (code_ == NULL) {
 867             lprintf("%d:%s\n", offset, error);
 868             _assert(false);
 869         }
 870
 871         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 872         matches_ = new int[(capture_ + 1) * 3];
 873     }
 874
 875     ~Pcre() {
 876         pcre_free(code_);
 877         delete matches_;
 878     }
 879
 880     NSString *operator [](size_t match) {
 881         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 882     }
 883
 884     bool operator ()(NSString *data) {
 885         // XXX: length is for characters, not for bytes
 886         return operator ()([data UTF8String], [data length]);
 887     }
 888
 889     bool operator ()(const char *data, size_t size) {
 890         data_ = data;
 891         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 892     }
 893 };
 894 /* }}} */
 895 /* Mime Addresses {{{ */
 896 @interface Address : NSObject {
 897     NSString *name_;
 898     NSString *address_;
 899 }
 900
 901 - (NSString *) name;
 902 - (NSString *) address;
 903
 904 - (void) setAddress:(NSString *)address;
 905
 906 + (Address *) addressWithString:(NSString *)string;
 907 - (Address *) initWithString:(NSString *)string;
 908 @end
 909
 910 @implementation Address
 911
 912 - (void) dealloc {
 913     [name_ release];
 914     if (address_ != nil)
 915         [address_ release];
 916     [super dealloc];
 917 }
 918
 919 - (NSString *) name {
 920     return name_;
 921 }
 922
 923 - (NSString *) address {
 924     return address_;
 925 }
 926
 927 - (void) setAddress:(NSString *)address {
 928     if (address_ != nil)
 929         [address_ autorelease];
 930     if (address == nil)
 931         address_ = nil;
 932     else
 933         address_ = [address retain];
 934 }
 935
 936 + (Address *) addressWithString:(NSString *)string {
 937     return [[[Address alloc] initWithString:string] autorelease];
 938 }
 939
 940 + (NSArray *) _attributeKeys {
 941     return [NSArray arrayWithObjects:@"address", @"name", nil];
 942 }
 943
 944 - (NSArray *) attributeKeys {
 945     return [[self class] _attributeKeys];
 946 }
 947
 948 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 949     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 950 }
 951
 952 - (Address *) initWithString:(NSString *)string {
 953     if ((self = [super init]) != nil) {
 954         const char *data = [string UTF8String];
 955         size_t size = [string length];
 956
 957         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 958
 959         if (address_r(data, size)) {
 960             name_ = [address_r[1] retain];
 961             address_ = [address_r[2] retain];
 962         } else {
 963             name_ = [string retain];
 964             address_ = nil;
 965         }
 966     } return self;
 967 }
 968
 969 @end
 970 /* }}} */
 971 /* CoreGraphics Primitives {{{ */
 972 class CYColor {
 973   private:
 974     CGColorRef color_;
 975
 976     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 977         CGFloat color[] = {red, green, blue, alpha};
 978         return CGColorCreate(space, color);
 979     }
 980
 981   public:
 982     CYColor() :
 983         color_(NULL)
 984     {
 985     }
 986
 987     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 988         color_(Create_(space, red, green, blue, alpha))
 989     {
 990         Set(space, red, green, blue, alpha);
 991     }
 992
 993     void Clear() {
 994         if (color_ != NULL)
 995             CGColorRelease(color_);
 996     }
 997
 998     ~CYColor() {
 999         Clear();
1000     }
1001
1002     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1003         Clear();
1004         color_ = Create_(space, red, green, blue, alpha);
1005     }
1006
1007     operator CGColorRef() {
1008         return color_;
1009     }
1010 };
1011 /* }}} */
1012
1013 /* Random Global Variables {{{ */
1014 static const int PulseInterval_ = 50000;
1015
1016 static int Finish_;
1017 static NSArray *Finishes_;
1018
1019 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1020 #define NotifyConfig_ "/etc/notify.conf"
1021
1022 static bool Queuing_;
1023
1024 static CYColor Blue_;
1025 static CYColor Blueish_;
1026 static CYColor Black_;
1027 static CYColor Off_;
1028 static CYColor White_;
1029 static CYColor Gray_;
1030 static CYColor Green_;
1031 static CYColor Purple_;
1032 static CYColor Purplish_;
1033
1034 static UIColor *InstallingColor_;
1035 static UIColor *RemovingColor_;
1036
1037 static NSString *App_;
1038 static NSString *Home_;
1039
1040 static BOOL Advanced_;
1041 static BOOL Ignored_;
1042
1043 static UIFont *Font12_;
1044 static UIFont *Font12Bold_;
1045 static UIFont *Font14_;
1046 static UIFont *Font18Bold_;
1047 static UIFont *Font22Bold_;
1048
1049 static const char *Machine_ = NULL;
1050 static NSString *System_ = nil;
1051 static NSString *SerialNumber_ = nil;
1052 static NSString *ChipID_ = nil;
1053 static NSString *Token_ = nil;
1054 static NSString *UniqueID_ = nil;
1055 static NSString *PLMN_ = nil;
1056 static NSString *Build_ = nil;
1057 static NSString *Product_ = nil;
1058 static NSString *Safari_ = nil;
1059
1060 static CFLocaleRef Locale_;
1061 static NSArray *Languages_;
1062 static CGColorSpaceRef space_;
1063
1064 static NSDictionary *SectionMap_;
1065 static NSMutableDictionary *Metadata_;
1066 static _transient NSMutableDictionary *Settings_;
1067 static _transient NSString *Role_;
1068 static _transient NSMutableDictionary *Packages_;
1069 static _transient NSMutableDictionary *Sections_;
1070 static _transient NSMutableDictionary *Sources_;
1071 static bool Changed_;
1072 static time_t now_;
1073
1074 static bool IsWildcat_;
1075 /* }}} */
1076
1077 /* Display Helpers {{{ */
1078 inline float Interpolate(float begin, float end, float fraction) {
1079     return (end - begin) * fraction + begin;
1080 }
1081
1082 /* XXX: localize this! */
1083 NSString *SizeString(double size) {
1084     bool negative = size < 0;
1085     if (negative)
1086         size = -size;
1087
1088     unsigned power = 0;
1089     while (size > 1024) {
1090         size /= 1024;
1091         ++power;
1092     }
1093
1094     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1095
1096     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1097 }
1098
1099 static _finline const char *StripVersion_(const char *version) {
1100     const char *colon(strchr(version, ':'));
1101     return colon == NULL ? version : colon + 1;
1102 }
1103
1104 NSString *LocalizeSection(NSString *section) {
1105     static Pcre title_r("^(.*?) \\((.*)\\)$");
1106     if (title_r(section)) {
1107         NSString *parent(title_r[1]);
1108         NSString *child(title_r[2]);
1109
1110         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1111             LocalizeSection(parent),
1112             LocalizeSection(child)
1113         ];
1114     }
1115
1116     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1117 }
1118
1119 NSString *Simplify(NSString *title) {
1120     const char *data = [title UTF8String];
1121     size_t size = [title length];
1122
1123     static Pcre square_r("^\\[(.*)\\]$");
1124     if (square_r(data, size))
1125         return Simplify(square_r[1]);
1126
1127     static Pcre paren_r("^\\((.*)\\)$");
1128     if (paren_r(data, size))
1129         return Simplify(paren_r[1]);
1130
1131     static Pcre title_r("^(.*?) \\((.*)\\)$");
1132     if (title_r(data, size))
1133         return Simplify(title_r[1]);
1134
1135     return title;
1136 }
1137 /* }}} */
1138
1139 NSString *GetLastUpdate() {
1140     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1141
1142     if (update == nil)
1143         return UCLocalize("NEVER_OR_UNKNOWN");
1144
1145     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1146     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1147
1148     CFRelease(formatter);
1149
1150     return [(NSString *) formatted autorelease];
1151 }
1152
1153 bool isSectionVisible(NSString *section) {
1154     NSDictionary *metadata([Sections_ objectForKey:section]);
1155     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1156     return hidden == nil || ![hidden boolValue];
1157 }
1158
1159 @class Cydia;
1160
1161 /* Delegate Prototypes {{{ */
1162 @class Package;
1163 @class Source;
1164
1165 @interface NSObject (ProgressDelegate)
1166 @end
1167
1168 @protocol ProgressDelegate
1169 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1170 - (void) setProgressTitle:(NSString *)title;
1171 - (void) setProgressPercent:(float)percent;
1172 - (void) startProgress;
1173 - (void) addProgressOutput:(NSString *)output;
1174 - (bool) isCancelling:(size_t)received;
1175 @end
1176
1177 @protocol ConfigurationDelegate
1178 - (void) repairWithSelector:(SEL)selector;
1179 - (void) setConfigurationData:(NSString *)data;
1180 @end
1181
1182 @class PackageController;
1183
1184 @protocol CydiaDelegate
1185 - (void) retainNetworkActivityIndicator;
1186 - (void) releaseNetworkActivityIndicator;
1187 - (void) setPackageController:(PackageController *)view;
1188 - (void) clearPackage:(Package *)package;
1189 - (void) installPackage:(Package *)package;
1190 - (void) installPackages:(NSArray *)packages;
1191 - (void) removePackage:(Package *)package;
1192 - (void) beginUpdate;
1193 - (BOOL) updating;
1194 - (void) distUpgrade;
1195 - (void) loadData;
1196 - (void) updateData;
1197 - (void) syncData;
1198 - (void) showSettings;
1199 - (UIProgressHUD *) addProgressHUD;
1200 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1201 - (CYViewController *) pageForPackage:(NSString *)name;
1202 - (PackageController *) packageController;
1203 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1204 @end
1205
1206 static id<CydiaDelegate> CydiaApp;
1207 /* }}} */
1208
1209 /* Status Delegation {{{ */
1210 class Status :
1211     public pkgAcquireStatus
1212 {
1213   private:
1214     _transient NSObject<ProgressDelegate> *delegate_;
1215
1216   public:
1217     Status() :
1218         delegate_(nil)
1219     {
1220     }
1221
1222     void setDelegate(id delegate) {
1223         delegate_ = delegate;
1224     }
1225
1226     NSObject<ProgressDelegate> *getDelegate() const {
1227         return delegate_;
1228     }
1229
1230     virtual bool MediaChange(std::string media, std::string drive) {
1231         return false;
1232     }
1233
1234     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1235     }
1236
1237     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1238         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1239         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1240     }
1241
1242     virtual void Done(pkgAcquire::ItemDesc &item) {
1243     }
1244
1245     virtual void Fail(pkgAcquire::ItemDesc &item) {
1246         if (
1247             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1248             item.Owner->Status == pkgAcquire::Item::StatDone
1249         )
1250             return;
1251
1252         std::string &error(item.Owner->ErrorText);
1253         if (error.empty())
1254             return;
1255
1256         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1257         NSArray *fields([description componentsSeparatedByString:@" "]);
1258         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1259
1260         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1261             withObject:[NSArray arrayWithObjects:
1262                 [NSString stringWithUTF8String:error.c_str()],
1263                 source,
1264             nil]
1265             waitUntilDone:YES
1266         ];
1267     }
1268
1269     virtual bool Pulse(pkgAcquire *Owner) {
1270         bool value = pkgAcquireStatus::Pulse(Owner);
1271
1272         float percent(
1273             double(CurrentBytes + CurrentItems) /
1274             double(TotalBytes + TotalItems)
1275         );
1276
1277         [delegate_ setProgressPercent:percent];
1278         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1279     }
1280
1281     virtual void Start() {
1282         [delegate_ startProgress];
1283     }
1284
1285     virtual void Stop() {
1286     }
1287 };
1288 /* }}} */
1289 /* Progress Delegation {{{ */
1290 class Progress :
1291     public OpProgress
1292 {
1293   private:
1294     _transient id<ProgressDelegate> delegate_;
1295     float percent_;
1296
1297   protected:
1298     virtual void Update() {
1299         /*if (abs(Percent - percent_) > 2)
1300             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1301             percent_ = Percent;
1302         }*/
1303
1304         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1305         [delegate_ setProgressPercent:(Percent / 100)];*/
1306     }
1307
1308   public:
1309     Progress() :
1310         delegate_(nil),
1311         percent_(0)
1312     {
1313     }
1314
1315     void setDelegate(id delegate) {
1316         delegate_ = delegate;
1317     }
1318
1319     id getDelegate() const {
1320         return delegate_;
1321     }
1322
1323     virtual void Done() {
1324         //NSLog(@"DONE");
1325         //[delegate_ setProgressPercent:1];
1326     }
1327 };
1328 /* }}} */
1329
1330 /* Database Interface {{{ */
1331 typedef std::map< unsigned long, _H<Source> > SourceMap;
1332
1333 @interface Database : NSObject {
1334     NSZone *zone_;
1335     apr_pool_t *pool_;
1336
1337     unsigned era_;
1338
1339     pkgCacheFile cache_;
1340     pkgDepCache::Policy *policy_;
1341     pkgRecords *records_;
1342     pkgProblemResolver *resolver_;
1343     pkgAcquire *fetcher_;
1344     FileFd *lock_;
1345     SPtr<pkgPackageManager> manager_;
1346     pkgSourceList *list_;
1347
1348     SourceMap sources_;
1349     CFMutableArrayRef deadSources_;
1350     CFMutableArrayRef packages_;
1351
1352     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1353     Status status_;
1354     Progress progress_;
1355
1356     int cydiafd_;
1357     int statusfd_;
1358     FILE *input_;
1359
1360     std::map<const char *, _H<NSString> > sections_;
1361 }
1362
1363 + (Database *) sharedInstance;
1364 - (unsigned) era;
1365
1366 - (void) _readCydia:(NSNumber *)fd;
1367 - (void) _readStatus:(NSNumber *)fd;
1368 - (void) _readOutput:(NSNumber *)fd;
1369
1370 - (FILE *) input;
1371
1372 - (Package *) packageWithName:(NSString *)name;
1373
1374 - (pkgCacheFile &) cache;
1375 - (pkgDepCache::Policy *) policy;
1376 - (pkgRecords *) records;
1377 - (pkgProblemResolver *) resolver;
1378 - (pkgAcquire &) fetcher;
1379 - (pkgSourceList &) list;
1380 - (NSArray *) packages;
1381 - (NSArray *) sources;
1382 - (void) reloadData;
1383
1384 - (void) configure;
1385 - (bool) prepare;
1386 - (void) perform;
1387 - (bool) upgrade;
1388 - (void) update;
1389
1390 - (void) updateWithStatus:(Status &)status;
1391
1392 - (void) setDelegate:(id)delegate;
1393 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1394
1395 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1396
1397 @end
1398 /* }}} */
1399 /* Delegate Helpers {{{ */
1400 @implementation NSObject (ProgressDelegate)
1401
1402 - (void) _setProgressErrorPackage:(NSArray *)args {
1403     [self performSelector:@selector(setProgressError:forPackage:)
1404         withObject:[args objectAtIndex:0]
1405         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1406     ];
1407 }
1408
1409 - (void) _setProgressErrorTitle:(NSArray *)args {
1410     [self performSelector:@selector(setProgressError:withTitle:)
1411         withObject:[args objectAtIndex:0]
1412         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1413     ];
1414 }
1415
1416 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1417     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1418         withObject:[NSArray arrayWithObjects:error, title, nil]
1419         waitUntilDone:YES
1420     ];
1421 }
1422
1423 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1424     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1425
1426     [self performSelector:@selector(setProgressError:withTitle:)
1427         withObject:error
1428         withObject:(package == nil ? id : [package name])
1429     ];
1430 }
1431
1432 @end
1433 /* }}} */
1434
1435 // Cytore Definitions {{{
1436 struct PackageValue :
1437     Cytore::Block
1438 {
1439     Cytore::Offset<PackageValue> next_;
1440
1441     uint32_t index_ : 23;
1442     uint32_t subscribed_ : 1;
1443     uint32_t : 8;
1444
1445     int32_t first_;
1446     int32_t last_;
1447
1448     uint16_t vhash_;
1449     uint16_t nhash_;
1450
1451     char version_[8];
1452     char name_[];
1453 };
1454
1455 struct MetaValue :
1456     Cytore::Block
1457 {
1458     uint32_t active_;
1459     Cytore::Offset<PackageValue> packages_[1 << 16];
1460 };
1461
1462 static Cytore::File<MetaValue> MetaFile_;
1463 // }}}
1464 // Cytore Helper Functions {{{
1465 static PackageValue *PackageFind(const char *name, size_t length) {
1466     SplitHash nhash = { hashlittle(name, length) };
1467
1468     PackageValue *metadata;
1469
1470     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1471     offset: if (offset->IsNull()) {
1472         *offset = MetaFile_.New<PackageValue>(length + 1);
1473         metadata = &MetaFile_.Get(*offset);
1474
1475         memcpy(metadata->name_, name, length + 1);
1476         metadata->nhash_ = nhash.u16[1];
1477     } else {
1478         metadata = &MetaFile_.Get(*offset);
1479
1480         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1481             offset = &metadata->next_;
1482             goto offset;
1483         }
1484     }
1485
1486     return metadata;
1487 }
1488
1489 static void PackageImport(const void *key, const void *value, void *context) {
1490     char buffer[1024];
1491     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1492         NSLog(@"failed to import package %@", key);
1493         return;
1494     }
1495
1496     PackageValue *metadata(PackageFind(buffer, strlen(buffer)));
1497     NSDictionary *package((NSDictionary *) value);
1498
1499     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1500         if ([subscribed boolValue] && !metadata->subscribed_)
1501             metadata->subscribed_ = true;
1502
1503     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1504         time_t time([date timeIntervalSince1970]);
1505         if (metadata->first_ > time || metadata->first_ == 0)
1506             metadata->first_ = time;
1507     }
1508
1509     NSDate *date([package objectForKey:@"LastSeen"]);
1510     NSString *version([package objectForKey:@"LastVersion"]);
1511
1512     if (date != nil && version != nil) {
1513         time_t time([date timeIntervalSince1970]);
1514         if (metadata->last_ < time || metadata->last_ == 0)
1515             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1516                 size_t length(strlen(buffer));
1517                 uint16_t vhash(hashlittle(buffer, length));
1518
1519                 size_t capped(std::min<size_t>(8, length));
1520                 char *latest(buffer + length - capped);
1521
1522                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1523                 metadata->vhash_ = vhash;
1524
1525                 metadata->last_ = time;
1526             }
1527     }
1528 }
1529 // }}}
1530
1531 /* Source Class {{{ */
1532 @interface Source : NSObject {
1533     CYString depiction_;
1534     CYString description_;
1535     CYString label_;
1536     CYString origin_;
1537     CYString support_;
1538
1539     CYString uri_;
1540     CYString distribution_;
1541     CYString type_;
1542     CYString version_;
1543
1544     NSString *host_;
1545     NSString *authority_;
1546
1547     CYString defaultIcon_;
1548
1549     NSDictionary *record_;
1550     BOOL trusted_;
1551 }
1552
1553 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1554
1555 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1556
1557 - (NSString *) depictionForPackage:(NSString *)package;
1558 - (NSString *) supportForPackage:(NSString *)package;
1559
1560 - (NSDictionary *) record;
1561 - (BOOL) trusted;
1562
1563 - (NSString *) uri;
1564 - (NSString *) distribution;
1565 - (NSString *) type;
1566 - (NSString *) key;
1567 - (NSString *) host;
1568
1569 - (NSString *) name;
1570 - (NSString *) description;
1571 - (NSString *) label;
1572 - (NSString *) origin;
1573 - (NSString *) version;
1574
1575 - (NSString *) defaultIcon;
1576
1577 @end
1578
1579 @implementation Source
1580
1581 - (void) _clear {
1582     uri_.clear();
1583     distribution_.clear();
1584     type_.clear();
1585
1586     description_.clear();
1587     label_.clear();
1588     origin_.clear();
1589     depiction_.clear();
1590     support_.clear();
1591     version_.clear();
1592     defaultIcon_.clear();
1593
1594     if (record_ != nil) {
1595         [record_ release];
1596         record_ = nil;
1597     }
1598
1599     if (host_ != nil) {
1600         [host_ release];
1601         host_ = nil;
1602     }
1603
1604     if (authority_ != nil) {
1605         [authority_ release];
1606         authority_ = nil;
1607     }
1608 }
1609
1610 - (void) dealloc {
1611     // XXX: this is a very inefficient way to call these deconstructors
1612     [self _clear];
1613     [super dealloc];
1614 }
1615
1616 + (NSArray *) _attributeKeys {
1617     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1618 }
1619
1620 - (NSArray *) attributeKeys {
1621     return [[self class] _attributeKeys];
1622 }
1623
1624 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1625     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1626 }
1627
1628 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1629     [self _clear];
1630
1631     trusted_ = index->IsTrusted();
1632
1633     uri_.set(pool, index->GetURI());
1634     distribution_.set(pool, index->GetDist());
1635     type_.set(pool, index->GetType());
1636
1637     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1638     if (dindex != NULL) {
1639         FileFd fd;
1640         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1641             _error->Discard();
1642         else {
1643             pkgTagFile tags(&fd);
1644
1645             pkgTagSection section;
1646             tags.Step(section);
1647
1648             struct {
1649                 const char *name_;
1650                 CYString *value_;
1651             } names[] = {
1652                 {"default-icon", &defaultIcon_},
1653                 {"depiction", &depiction_},
1654                 {"description", &description_},
1655                 {"label", &label_},
1656                 {"origin", &origin_},
1657                 {"support", &support_},
1658                 {"version", &version_},
1659             };
1660
1661             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1662                 const char *start, *end;
1663
1664                 if (section.Find(names[i].name_, start, end)) {
1665                     CYString &value(*names[i].value_);
1666                     value.set(pool, start, end - start);
1667                 }
1668             }
1669         }
1670     }
1671
1672     record_ = [Sources_ objectForKey:[self key]];
1673     if (record_ != nil)
1674         record_ = [record_ retain];
1675
1676     NSURL *url([NSURL URLWithString:uri_]);
1677
1678     host_ = [url host];
1679     if (host_ != nil)
1680         host_ = [[host_ lowercaseString] retain];
1681
1682     if (host_ != nil)
1683         authority_ = host_;
1684     else
1685         authority_ = [url path];
1686
1687     if (authority_ != nil)
1688         authority_ = [authority_ retain];
1689 }
1690
1691 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1692     if ((self = [super init]) != nil) {
1693         [self setMetaIndex:index inPool:pool];
1694     } return self;
1695 }
1696
1697 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1698     NSDictionary *lhr = [self record];
1699     NSDictionary *rhr = [source record];
1700
1701     if (lhr != rhr)
1702         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1703
1704     NSString *lhs = [self name];
1705     NSString *rhs = [source name];
1706
1707     if ([lhs length] != 0 && [rhs length] != 0) {
1708         unichar lhc = [lhs characterAtIndex:0];
1709         unichar rhc = [rhs characterAtIndex:0];
1710
1711         if (isalpha(lhc) && !isalpha(rhc))
1712             return NSOrderedAscending;
1713         else if (!isalpha(lhc) && isalpha(rhc))
1714             return NSOrderedDescending;
1715     }
1716
1717     return [lhs compare:rhs options:LaxCompareOptions_];
1718 }
1719
1720 - (NSString *) depictionForPackage:(NSString *)package {
1721     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1722 }
1723
1724 - (NSString *) supportForPackage:(NSString *)package {
1725     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1726 }
1727
1728 - (NSDictionary *) record {
1729     return record_;
1730 }
1731
1732 - (BOOL) trusted {
1733     return trusted_;
1734 }
1735
1736 - (NSString *) uri {
1737     return uri_;
1738 }
1739
1740 - (NSString *) distribution {
1741     return distribution_;
1742 }
1743
1744 - (NSString *) type {
1745     return type_;
1746 }
1747
1748 - (NSString *) key {
1749     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1750 }
1751
1752 - (NSString *) host {
1753     return host_;
1754 }
1755
1756 - (NSString *) name {
1757     return origin_.empty() ? authority_ : origin_;
1758 }
1759
1760 - (NSString *) description {
1761     return description_;
1762 }
1763
1764 - (NSString *) label {
1765     return label_.empty() ? authority_ : label_;
1766 }
1767
1768 - (NSString *) origin {
1769     return origin_;
1770 }
1771
1772 - (NSString *) version {
1773     return version_;
1774 }
1775
1776 - (NSString *) defaultIcon {
1777     return defaultIcon_;
1778 }
1779
1780 @end
1781 /* }}} */
1782 /* Relationship Class {{{ */
1783 @interface Relationship : NSObject {
1784     NSString *type_;
1785     NSString *id_;
1786 }
1787
1788 - (NSString *) type;
1789 - (NSString *) id;
1790 - (NSString *) name;
1791
1792 @end
1793
1794 @implementation Relationship
1795
1796 - (void) dealloc {
1797     [type_ release];
1798     [id_ release];
1799     [super dealloc];
1800 }
1801
1802 - (NSString *) type {
1803     return type_;
1804 }
1805
1806 - (NSString *) id {
1807     return id_;
1808 }
1809
1810 - (NSString *) name {
1811     _assert(false);
1812     return nil;
1813 }
1814
1815 @end
1816 /* }}} */
1817 /* Package Class {{{ */
1818 struct ParsedPackage {
1819     CYString tagline_;
1820
1821     CYString icon_;
1822
1823     CYString depiction_;
1824     CYString homepage_;
1825
1826     CYString sponsor_;
1827     CYString author_;
1828
1829     CYString bugs_;
1830     CYString support_;
1831 };
1832
1833 @interface Package : NSObject {
1834     uint32_t era_ : 26;
1835     uint32_t role_ : 3;
1836     uint32_t essential_ : 1;
1837     uint32_t obsolete_ : 1;
1838     uint32_t ignored_ : 1;
1839
1840     apr_pool_t *pool_;
1841
1842     _transient Database *database_;
1843
1844     pkgCache::VerIterator version_;
1845     pkgCache::PkgIterator iterator_;
1846     pkgCache::VerFileIterator file_;
1847
1848     CYString id_;
1849     CYString name_;
1850
1851     CYString latest_;
1852     CYString installed_;
1853
1854     const char *section_;
1855     _transient NSString *section$_;
1856
1857     Source *source_;
1858
1859     PackageValue *metadata_;
1860     ParsedPackage *parsed_;
1861
1862     NSMutableArray *tags_;
1863 }
1864
1865 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1866 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1867
1868 - (pkgCache::PkgIterator) iterator;
1869 - (void) parse;
1870
1871 - (NSString *) section;
1872 - (NSString *) simpleSection;
1873
1874 - (NSString *) longSection;
1875 - (NSString *) shortSection;
1876
1877 - (NSString *) uri;
1878
1879 - (Address *) maintainer;
1880 - (size_t) size;
1881 - (NSString *) longDescription;
1882 - (NSString *) shortDescription;
1883 - (unichar) index;
1884
1885 - (PackageValue *) metadata;
1886 - (time_t) seen;
1887
1888 - (bool) subscribed;
1889 - (bool) setSubscribed:(bool)subscribed;
1890
1891 - (BOOL) ignored;
1892
1893 - (NSString *) latest;
1894 - (NSString *) installed;
1895 - (BOOL) uninstalled;
1896
1897 - (BOOL) valid;
1898 - (BOOL) upgradableAndEssential:(BOOL)essential;
1899 - (BOOL) essential;
1900 - (BOOL) broken;
1901 - (BOOL) unfiltered;
1902 - (BOOL) visible;
1903
1904 - (BOOL) half;
1905 - (BOOL) halfConfigured;
1906 - (BOOL) halfInstalled;
1907 - (BOOL) hasMode;
1908 - (NSString *) mode;
1909
1910 - (NSString *) id;
1911 - (NSString *) name;
1912 - (UIImage *) icon;
1913 - (NSString *) homepage;
1914 - (NSString *) depiction;
1915 - (Address *) author;
1916
1917 - (NSString *) support;
1918
1919 - (NSArray *) files;
1920 - (NSArray *) warnings;
1921 - (NSArray *) applications;
1922
1923 - (Source *) source;
1924
1925 - (BOOL) matches:(NSString *)text;
1926
1927 - (bool) hasSupportingRole;
1928 - (BOOL) hasTag:(NSString *)tag;
1929 - (NSString *) primaryPurpose;
1930 - (NSArray *) purposes;
1931 - (bool) isCommercial;
1932
1933 - (void) setIndex:(size_t)index;
1934
1935 - (CYString &) cyname;
1936
1937 - (uint32_t) compareBySection:(NSArray *)sections;
1938
1939 - (void) install;
1940 - (void) remove;
1941
1942 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1943 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1944 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1945 - (bool) isVisibleInSection:(NSString *)section;
1946 - (bool) isVisibleInSource:(Source *)source;
1947
1948 @end
1949
1950 uint32_t PackageChangesRadix(Package *self, void *) {
1951     union {
1952         uint32_t key;
1953
1954         struct {
1955             uint32_t timestamp : 30;
1956             uint32_t ignored : 1;
1957             uint32_t upgradable : 1;
1958         } bits;
1959     } value;
1960
1961     bool upgradable([self upgradableAndEssential:YES]);
1962     value.bits.upgradable = upgradable ? 1 : 0;
1963
1964     if (upgradable) {
1965         value.bits.timestamp = 0;
1966         value.bits.ignored = [self ignored] ? 0 : 1;
1967         value.bits.upgradable = 1;
1968     } else {
1969         value.bits.timestamp = [self seen] >> 2;
1970         value.bits.ignored = 0;
1971         value.bits.upgradable = 0;
1972     }
1973
1974     return _not(uint32_t) - value.key;
1975 }
1976
1977 uint32_t PackagePrefixRadix(Package *self, void *context) {
1978     size_t offset(reinterpret_cast<size_t>(context));
1979     CYString &name([self cyname]);
1980
1981     size_t size(name.size());
1982     if (size == 0)
1983         return 0;
1984     char *text(name.data());
1985
1986     size_t zeros;
1987     if (!isdigit(text[0]))
1988         zeros = 0;
1989     else {
1990         size_t digits(1);
1991         while (size != digits && isdigit(text[digits]))
1992             if (++digits == 4)
1993                 break;
1994         zeros = 4 - digits;
1995     }
1996
1997     uint8_t data[4];
1998
1999     if (offset == 0 && zeros != 0) {
2000         memset(data, '0', zeros);
2001         memcpy(data + zeros, text, 4 - zeros);
2002     } else {
2003         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2004         if (size <= offset - zeros)
2005             return 0;
2006
2007         text += offset - zeros;
2008         size -= offset - zeros;
2009
2010         if (size >= 4)
2011             memcpy(data, text, 4);
2012         else {
2013             memcpy(data, text, size);
2014             memset(data + size, 0, 4 - size);
2015         }
2016
2017         for (size_t i(0); i != 4; ++i)
2018             if (isalpha(data[i]))
2019                 data[i] |= 0x20;
2020     }
2021
2022     if (offset == 0)
2023         if (data[0] == '@')
2024             data[0] = 0x7f;
2025         else
2026             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2027
2028     /* XXX: ntohl may be more honest */
2029     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2030 }
2031
2032 CYString &(*PackageName)(Package *self, SEL sel);
2033
2034 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2035     _profile(PackageNameCompare)
2036         CYString &lhi(PackageName(lhs, @selector(cyname)));
2037         CYString &rhi(PackageName(rhs, @selector(cyname)));
2038         CFStringRef lhn(lhi), rhn(rhi);
2039
2040         if (lhn == NULL)
2041             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2042         else if (rhn == NULL)
2043             return NSOrderedDescending;
2044
2045         _profile(PackageNameCompare$NumbersLast)
2046             if (!lhi.empty() && !rhi.empty()) {
2047                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2048                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2049                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2050                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2051                     return lha ? NSOrderedAscending : NSOrderedDescending;
2052             }
2053         _end
2054
2055         CFIndex length = CFStringGetLength(lhn);
2056
2057         _profile(PackageNameCompare$Compare)
2058             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2059         _end
2060     _end
2061 }
2062
2063 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2064     return PackageNameCompare(*lhs, *rhs, context);
2065 }
2066
2067 struct PackageNameOrdering :
2068     std::binary_function<Package *, Package *, bool>
2069 {
2070     _finline bool operator ()(Package *lhs, Package *rhs) const {
2071         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2072     }
2073 };
2074
2075 @implementation Package
2076
2077 - (NSString *) description {
2078     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2079 }
2080
2081 - (void) dealloc {
2082     if (parsed_ != NULL)
2083         delete parsed_;
2084     if (source_ != nil)
2085         [source_ release];
2086     if (tags_ != nil)
2087         [tags_ release];
2088     [super dealloc];
2089 }
2090
2091 + (NSString *) webScriptNameForSelector:(SEL)selector {
2092     if (selector == @selector(hasTag:))
2093         return @"hasTag";
2094     else
2095         return nil;
2096 }
2097
2098 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2099     return [self webScriptNameForSelector:selector] == nil;
2100 }
2101
2102 + (NSArray *) _attributeKeys {
2103     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"longDescription", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"longSection", @"maintainer", @"mode", @"name", @"purposes", @"section", @"shortDescription", @"shortSection", @"simpleSection", @"size", @"source", @"sponsor", @"support", @"warnings", nil];
2104 }
2105
2106 - (NSArray *) attributeKeys {
2107     return [[self class] _attributeKeys];
2108 }
2109
2110 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2111     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2112 }
2113
2114 - (void) parse {
2115     if (parsed_ != NULL)
2116         return;
2117 @synchronized (database_) {
2118     if ([database_ era] != era_ || file_.end())
2119         return;
2120
2121     ParsedPackage *parsed(new ParsedPackage);
2122     parsed_ = parsed;
2123
2124     _profile(Package$parse)
2125         pkgRecords::Parser *parser;
2126
2127         _profile(Package$parse$Lookup)
2128             parser = &[database_ records]->Lookup(file_);
2129         _end
2130
2131         CYString website;
2132
2133         _profile(Package$parse$Find)
2134             struct {
2135                 const char *name_;
2136                 CYString *value_;
2137             } names[] = {
2138                 {"icon", &parsed->icon_},
2139                 {"depiction", &parsed->depiction_},
2140                 {"homepage", &parsed->homepage_},
2141                 {"website", &website},
2142                 {"bugs", &parsed->bugs_},
2143                 {"support", &parsed->support_},
2144                 {"sponsor", &parsed->sponsor_},
2145                 {"author", &parsed->author_},
2146             };
2147
2148             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2149                 const char *start, *end;
2150
2151                 if (parser->Find(names[i].name_, start, end)) {
2152                     CYString &value(*names[i].value_);
2153                     _profile(Package$parse$Value)
2154                         value.set(pool_, start, end - start);
2155                     _end
2156                 }
2157             }
2158         _end
2159
2160         _profile(Package$parse$Tagline)
2161             const char *start, *end;
2162             if (parser->ShortDesc(start, end)) {
2163                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2164                 if (stop == NULL)
2165                     stop = end;
2166                 while (stop != start && stop[-1] == '\r')
2167                     --stop;
2168                 parsed->tagline_.set(pool_, start, stop - start);
2169             }
2170         _end
2171
2172         _profile(Package$parse$Retain)
2173             if (parsed->homepage_.empty())
2174                 parsed->homepage_ = website;
2175             if (parsed->homepage_ == parsed->depiction_)
2176                 parsed->homepage_.clear();
2177         _end
2178     _end
2179 } }
2180
2181 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2182     if ((self = [super init]) != nil) {
2183     _profile(Package$initWithVersion)
2184         pool_ = pool;
2185
2186         database_ = database;
2187         era_ = [database era];
2188
2189         version_ = version;
2190
2191         pkgCache::PkgIterator iterator(version.ParentPkg());
2192         iterator_ = iterator;
2193
2194         _profile(Package$initWithVersion$Version)
2195             if (!version_.end())
2196                 file_ = version_.FileList();
2197             else {
2198                 pkgCache &cache([database_ cache]);
2199                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2200             }
2201         _end
2202
2203         _profile(Package$initWithVersion$Cache)
2204             name_.set(NULL, iterator.Display());
2205
2206             latest_.set(NULL, StripVersion_(version_.VerStr()));
2207
2208             pkgCache::VerIterator current(iterator.CurrentVer());
2209             if (!current.end())
2210                 installed_.set(NULL, StripVersion_(current.VerStr()));
2211         _end
2212
2213         _profile(Package$initWithVersion$Tags)
2214             pkgCache::TagIterator tag(iterator.TagList());
2215             if (!tag.end()) {
2216                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2217                 do {
2218                     const char *name(tag.Name());
2219                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2220
2221                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2222                         if (strcmp(name + 6, "enduser") == 0)
2223                             role_ = 1;
2224                         else if (strcmp(name + 6, "hacker") == 0)
2225                             role_ = 2;
2226                         else if (strcmp(name + 6, "developer") == 0)
2227                             role_ = 3;
2228                         else if (strcmp(name + 6, "cydia") == 0)
2229                             role_ = 7;
2230                         else
2231                             role_ = 4;
2232                     }
2233
2234                     if (strncmp(name, "cydia::", 7) == 0) {
2235                         if (strcmp(name + 7, "essential") == 0)
2236                             essential_ = true;
2237                         else if (strcmp(name + 7, "obsolete") == 0)
2238                             obsolete_ = true;
2239                     }
2240
2241                     ++tag;
2242                 } while (!tag.end());
2243             }
2244         _end
2245
2246         _profile(Package$initWithVersion$Metadata)
2247             const char *mixed(iterator.Name());
2248             size_t size(strlen(mixed));
2249             char lower[size + 1];
2250
2251             for (size_t i(0); i != size; ++i)
2252                 lower[i] = mixed[i] | 0x20;
2253             lower[size] = '\0';
2254
2255             PackageValue *metadata(PackageFind(lower, size));
2256             metadata_ = metadata;
2257
2258             id_.set(NULL, metadata->name_, size);
2259
2260             const char *latest(version_.VerStr());
2261             size_t length(strlen(latest));
2262
2263             uint16_t vhash(hashlittle(latest, length));
2264
2265             size_t capped(std::min<size_t>(8, length));
2266             latest = latest + length - capped;
2267
2268             if (metadata->first_ == 0)
2269                 metadata->first_ = now_;
2270
2271             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2272                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2273                 metadata->vhash_ = vhash;
2274                 metadata->last_ = now_;
2275             } else if (metadata->last_ == 0)
2276                 metadata->last_ = metadata->first_;
2277         _end
2278
2279         _profile(Package$initWithVersion$Section)
2280             section_ = iterator.Section();
2281         _end
2282
2283         _profile(Package$initWithVersion$Flags)
2284             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2285             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2286         _end
2287     _end } return self;
2288 }
2289
2290 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2291     pkgCache::VerIterator version;
2292
2293     _profile(Package$packageWithIterator$GetCandidateVer)
2294         version = [database policy]->GetCandidateVer(iterator);
2295     _end
2296
2297     if (version.end())
2298         return nil;
2299
2300     Package *package;
2301
2302     _profile(Package$packageWithIterator$Allocate)
2303         package = [Package allocWithZone:zone];
2304     _end
2305
2306     _profile(Package$packageWithIterator$Initialize)
2307         package = [package
2308             initWithVersion:version
2309             withZone:zone
2310             inPool:pool
2311             database:database
2312         ];
2313     _end
2314
2315     _profile(Package$packageWithIterator$Autorelease)
2316         package = [package autorelease];
2317     _end
2318
2319     return package;
2320 }
2321
2322 - (pkgCache::PkgIterator) iterator {
2323     return iterator_;
2324 }
2325
2326 - (NSString *) section {
2327     if (section$_ == nil) {
2328         if (section_ == NULL)
2329             return nil;
2330
2331         _profile(Package$section$mappedSectionForPointer)
2332             section$_ = [database_ mappedSectionForPointer:section_];
2333         _end
2334     } return section$_;
2335 }
2336
2337 - (NSString *) simpleSection {
2338     if (NSString *section = [self section])
2339         return Simplify(section);
2340     else
2341         return nil;
2342 }
2343
2344 - (NSString *) longSection {
2345     return LocalizeSection([self section]);
2346 }
2347
2348 - (NSString *) shortSection {
2349     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2350 }
2351
2352 - (NSString *) uri {
2353     return nil;
2354 #if 0
2355     pkgIndexFile *index;
2356     pkgCache::PkgFileIterator file(file_.File());
2357     if (![database_ list].FindIndex(file, index))
2358         return nil;
2359     return [NSString stringWithUTF8String:iterator_->Path];
2360     //return [NSString stringWithUTF8String:file.Site()];
2361     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2362 #endif
2363 }
2364
2365 - (Address *) maintainer {
2366 @synchronized (database_) {
2367     if ([database_ era] != era_ || file_.end())
2368         return nil;
2369
2370     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2371     const std::string &maintainer(parser->Maintainer());
2372     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2373 } }
2374
2375 - (size_t) size {
2376 @synchronized (database_) {
2377     if ([database_ era] != era_ || version_.end())
2378         return 0;
2379
2380     return version_->InstalledSize;
2381 } }
2382
2383 - (NSString *) longDescription {
2384 @synchronized (database_) {
2385     if ([database_ era] != era_ || file_.end())
2386         return nil;
2387
2388     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2389     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2390
2391     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2392     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2393     if ([lines count] < 2)
2394         return nil;
2395
2396     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2397     for (size_t i(1), e([lines count]); i != e; ++i) {
2398         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2399         [trimmed addObject:trim];
2400     }
2401
2402     return [trimmed componentsJoinedByString:@"\n"];
2403 } }
2404
2405 - (NSString *) shortDescription {
2406     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2407 }
2408
2409 - (unichar) index {
2410     _profile(Package$index)
2411         CFStringRef name((CFStringRef) [self name]);
2412         if (CFStringGetLength(name) == 0)
2413             return '#';
2414         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2415         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2416             return '#';
2417         return toupper(character);
2418     _end
2419 }
2420
2421 - (PackageValue *) metadata {
2422     return metadata_;
2423 }
2424
2425 - (time_t) seen {
2426     PackageValue *metadata([self metadata]);
2427     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2428 }
2429
2430 - (bool) subscribed {
2431     return [self metadata]->subscribed_;
2432 }
2433
2434 - (bool) setSubscribed:(bool)subscribed {
2435     PackageValue *metadata([self metadata]);
2436     if (metadata->subscribed_ == subscribed)
2437         return false;
2438     metadata->subscribed_ = subscribed;
2439     return true;
2440 }
2441
2442 - (BOOL) ignored {
2443     return ignored_;
2444 }
2445
2446 - (NSString *) latest {
2447     return latest_;
2448 }
2449
2450 - (NSString *) installed {
2451     return installed_;
2452 }
2453
2454 - (BOOL) uninstalled {
2455     return installed_.empty();
2456 }
2457
2458 - (BOOL) valid {
2459     return !version_.end();
2460 }
2461
2462 - (BOOL) upgradableAndEssential:(BOOL)essential {
2463     _profile(Package$upgradableAndEssential)
2464         pkgCache::VerIterator current(iterator_.CurrentVer());
2465         if (current.end())
2466             return essential && essential_;
2467         else
2468             return !version_.end() && version_ != current;
2469     _end
2470 }
2471
2472 - (BOOL) essential {
2473     return essential_;
2474 }
2475
2476 - (BOOL) broken {
2477     return [database_ cache][iterator_].InstBroken();
2478 }
2479
2480 - (BOOL) unfiltered {
2481     _profile(Package$unfiltered$obsolete)
2482         if (_unlikely(obsolete_))
2483             return false;
2484     _end
2485
2486     _profile(Package$unfiltered$hasSupportingRole)
2487         if (_unlikely(![self hasSupportingRole]))
2488             return false;
2489     _end
2490
2491     return true;
2492 }
2493
2494 - (BOOL) visible {
2495     if (![self unfiltered])
2496         return false;
2497
2498     NSString *section;
2499
2500     _profile(Package$visible$section)
2501         section = [self section];
2502     _end
2503
2504     _profile(Package$visible$isSectionVisible)
2505         if (section != nil && !isSectionVisible(section))
2506             return false;
2507     _end
2508
2509     return true;
2510 }
2511
2512 - (BOOL) half {
2513     unsigned char current(iterator_->CurrentState);
2514     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2515 }
2516
2517 - (BOOL) halfConfigured {
2518     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2519 }
2520
2521 - (BOOL) halfInstalled {
2522     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2523 }
2524
2525 - (BOOL) hasMode {
2526     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2527     return state.Mode != pkgDepCache::ModeKeep;
2528 }
2529
2530 - (NSString *) mode {
2531     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2532
2533     switch (state.Mode) {
2534         case pkgDepCache::ModeDelete:
2535             if ((state.iFlags & pkgDepCache::Purge) != 0)
2536                 return @"PURGE";
2537             else
2538                 return @"REMOVE";
2539         case pkgDepCache::ModeKeep:
2540             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2541                 return @"REINSTALL";
2542             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2543                 return nil;*/
2544             else
2545                 return nil;
2546         case pkgDepCache::ModeInstall:
2547             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2548                 return @"REINSTALL";
2549             else*/ switch (state.Status) {
2550                 case -1:
2551                     return @"DOWNGRADE";
2552                 case 0:
2553                     return @"INSTALL";
2554                 case 1:
2555                     return @"UPGRADE";
2556                 case 2:
2557                     return @"NEW_INSTALL";
2558                 _nodefault
2559             }
2560         _nodefault
2561     }
2562 }
2563
2564 - (NSString *) id {
2565     return id_;
2566 }
2567
2568 - (NSString *) name {
2569     return name_.empty() ? id_ : name_;
2570 }
2571
2572 - (UIImage *) icon {
2573     NSString *section = [self simpleSection];
2574
2575     UIImage *icon(nil);
2576     if (parsed_ != NULL)
2577         if (NSString *href = parsed_->icon_)
2578             if ([href hasPrefix:@"file:///"])
2579                 // XXX: correct escaping
2580                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2581     if (icon == nil) if (section != nil)
2582         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2583     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2584         if ([dicon hasPrefix:@"file:///"])
2585             // XXX: correct escaping
2586             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2587     if (icon == nil)
2588         icon = [UIImage applicationImageNamed:@"unknown.png"];
2589     return icon;
2590 }
2591
2592 - (NSString *) homepage {
2593     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2594 }
2595
2596 - (NSString *) depiction {
2597     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2598 }
2599
2600 - (Address *) sponsor {
2601     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2602 }
2603
2604 - (Address *) author {
2605     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2606 }
2607
2608 - (NSString *) support {
2609     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2610 }
2611
2612 - (NSArray *) files {
2613     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2614     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2615
2616     std::ifstream fin;
2617     fin.open([path UTF8String]);
2618     if (!fin.is_open())
2619         return nil;
2620
2621     std::string line;
2622     while (std::getline(fin, line))
2623         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2624
2625     return files;
2626 }
2627
2628 - (NSArray *) warnings {
2629     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2630     const char *name(iterator_.Name());
2631
2632     size_t length(strlen(name));
2633     if (length < 2) invalid:
2634         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2635     else for (size_t i(0); i != length; ++i)
2636         if (
2637             /* XXX: technically this is not allowed */
2638             (name[i] < 'A' || name[i] > 'Z') &&
2639             (name[i] < 'a' || name[i] > 'z') &&
2640             (name[i] < '0' || name[i] > '9') &&
2641             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2642         ) goto invalid;
2643
2644     if (strcmp(name, "cydia") != 0) {
2645         bool cydia = false;
2646         bool user = false;
2647         bool _private = false;
2648         bool stash = false;
2649
2650         bool repository = [[self section] isEqualToString:@"Repositories"];
2651
2652         if (NSArray *files = [self files])
2653             for (NSString *file in files)
2654                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2655                     cydia = true;
2656                 else if (!user && [file isEqualToString:@"/User"])
2657                     user = true;
2658                 else if (!_private && [file isEqualToString:@"/private"])
2659                     _private = true;
2660                 else if (!stash && [file isEqualToString:@"/var/stash"])
2661                     stash = true;
2662
2663         /* XXX: this is not sensitive enough. only some folders are valid. */
2664         if (cydia && !repository)
2665             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2666         if (user)
2667             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2668         if (_private)
2669             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2670         if (stash)
2671             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2672     }
2673
2674     return [warnings count] == 0 ? nil : warnings;
2675 }
2676
2677 - (NSArray *) applications {
2678     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2679
2680     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2681
2682     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2683     if (NSArray *files = [self files])
2684         for (NSString *file in files)
2685             if (application_r(file)) {
2686                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2687                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2688                 if ([id isEqualToString:me])
2689                     continue;
2690
2691                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2692                 if (display == nil)
2693                     display = application_r[1];
2694
2695                 NSString *bundle([file stringByDeletingLastPathComponent]);
2696                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2697                 if (icon == nil || [icon length] == 0)
2698                     icon = @"icon.png";
2699                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2700
2701                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2702                 [applications addObject:application];
2703
2704                 [application addObject:id];
2705                 [application addObject:display];
2706                 [application addObject:url];
2707             }
2708
2709     return [applications count] == 0 ? nil : applications;
2710 }
2711
2712 - (Source *) source {
2713     if (source_ == nil) {
2714         @synchronized (database_) {
2715             if ([database_ era] != era_ || file_.end())
2716                 source_ = (Source *) [NSNull null];
2717             else
2718                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2719         }
2720     }
2721
2722     return source_ == (Source *) [NSNull null] ? nil : source_;
2723 }
2724
2725 - (BOOL) matches:(NSString *)text {
2726     if (text == nil)
2727         return NO;
2728
2729     NSRange range;
2730
2731     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2732     if (range.location != NSNotFound)
2733         return YES;
2734
2735     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2736     if (range.location != NSNotFound)
2737         return YES;
2738
2739     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2740     if (range.location != NSNotFound)
2741         return YES;
2742
2743     return NO;
2744 }
2745
2746 - (bool) hasSupportingRole {
2747     if (role_ == 0)
2748         return true;
2749     if (role_ == 1)
2750         return true;
2751     if ([Role_ isEqualToString:@"User"])
2752         return false;
2753     if (role_ == 2)
2754         return true;
2755     if ([Role_ isEqualToString:@"Hacker"])
2756         return false;
2757     if (role_ == 3)
2758         return true;
2759     if ([Role_ isEqualToString:@"Developer"])
2760         return false;
2761     _assert(false);
2762 }
2763
2764 - (BOOL) hasTag:(NSString *)tag {
2765     return tags_ == nil ? NO : [tags_ containsObject:tag];
2766 }
2767
2768 - (NSString *) primaryPurpose {
2769     for (NSString *tag in tags_)
2770         if ([tag hasPrefix:@"purpose::"])
2771             return [tag substringFromIndex:9];
2772     return nil;
2773 }
2774
2775 - (NSArray *) purposes {
2776     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2777     for (NSString *tag in tags_)
2778         if ([tag hasPrefix:@"purpose::"])
2779             [purposes addObject:[tag substringFromIndex:9]];
2780     return [purposes count] == 0 ? nil : purposes;
2781 }
2782
2783 - (bool) isCommercial {
2784     return [self hasTag:@"cydia::commercial"];
2785 }
2786
2787 - (void) setIndex:(size_t)index {
2788     if (metadata_->index_ != index)
2789         metadata_->index_ = index;
2790 }
2791
2792 - (CYString &) cyname {
2793     return name_.empty() ? id_ : name_;
2794 }
2795
2796 - (uint32_t) compareBySection:(NSArray *)sections {
2797     NSString *section([self section]);
2798     for (size_t i(0), e([sections count]); i != e; ++i) {
2799         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2800             return i;
2801     }
2802
2803     return _not(uint32_t);
2804 }
2805
2806 - (void) clear {
2807 @synchronized (database_) {
2808     pkgProblemResolver *resolver = [database_ resolver];
2809     resolver->Clear(iterator_);
2810
2811     pkgCacheFile &cache([database_ cache]);
2812     cache->SetReInstall(iterator_, false);
2813     cache->MarkKeep(iterator_, false);
2814 } }
2815
2816 - (void) install {
2817 @synchronized (database_) {
2818     pkgProblemResolver *resolver = [database_ resolver];
2819     resolver->Clear(iterator_);
2820     resolver->Protect(iterator_);
2821
2822     pkgCacheFile &cache([database_ cache]);
2823     cache->SetReInstall(iterator_, false);
2824     cache->MarkInstall(iterator_, false);
2825
2826     pkgDepCache::StateCache &state((*cache)[iterator_]);
2827     if (!state.Install())
2828         cache->SetReInstall(iterator_, true);
2829 } }
2830
2831 - (void) remove {
2832 @synchronized (database_) {
2833     pkgProblemResolver *resolver = [database_ resolver];
2834     resolver->Clear(iterator_);
2835     resolver->Remove(iterator_);
2836     resolver->Protect(iterator_);
2837
2838     pkgCacheFile &cache([database_ cache]);
2839     cache->SetReInstall(iterator_, false);
2840     cache->MarkDelete(iterator_, true);
2841 } }
2842
2843 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2844     _profile(Package$isUnfilteredAndSearchedForBy)
2845         bool value(true);
2846
2847         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2848             value &= [self unfiltered];
2849         _end
2850
2851         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2852             value &= [self matches:search];
2853         _end
2854
2855         return value;
2856     _end
2857 }
2858
2859 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2860     if ([search length] == 0)
2861         return false;
2862
2863     _profile(Package$isUnfilteredAndSelectedForBy)
2864         bool value(true);
2865
2866         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2867             value &= [self unfiltered];
2868         _end
2869
2870         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2871             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2872         _end
2873
2874         return value;
2875     _end
2876 }
2877
2878 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
2879     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
2880 }
2881
2882 - (bool) isVisibleInSection:(NSString *)name {
2883     NSString *section([self section]);
2884
2885     return (
2886         name == nil ||
2887         section == nil && [name length] == 0 ||
2888         [name isEqualToString:section]
2889     ) && [self visible];
2890 }
2891
2892 - (bool) isVisibleInSource:(Source *)source {
2893     return [self source] == source && [self visible];
2894 }
2895
2896 @end
2897 /* }}} */
2898 /* Section Class {{{ */
2899 @interface Section : NSObject {
2900     NSString *name_;
2901     unichar index_;
2902     size_t row_;
2903     size_t count_;
2904     NSString *localized_;
2905 }
2906
2907 - (NSComparisonResult) compareByLocalized:(Section *)section;
2908 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2909 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2910 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2911 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2912 - (NSString *) name;
2913 - (unichar) index;
2914
2915 - (size_t) row;
2916 - (size_t) count;
2917
2918 - (void) addToRow;
2919 - (void) addToCount;
2920
2921 - (void) setCount:(size_t)count;
2922 - (NSString *) localized;
2923
2924 @end
2925
2926 @implementation Section
2927
2928 - (void) dealloc {
2929     [name_ release];
2930     if (localized_ != nil)
2931         [localized_ release];
2932     [super dealloc];
2933 }
2934
2935 - (NSComparisonResult) compareByLocalized:(Section *)section {
2936     NSString *lhs(localized_);
2937     NSString *rhs([section localized]);
2938
2939     /*if ([lhs length] != 0 && [rhs length] != 0) {
2940         unichar lhc = [lhs characterAtIndex:0];
2941         unichar rhc = [rhs characterAtIndex:0];
2942
2943         if (isalpha(lhc) && !isalpha(rhc))
2944             return NSOrderedAscending;
2945         else if (!isalpha(lhc) && isalpha(rhc))
2946             return NSOrderedDescending;
2947     }*/
2948
2949     return [lhs compare:rhs options:LaxCompareOptions_];
2950 }
2951
2952 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2953     if ((self = [self initWithName:name localize:NO]) != nil) {
2954         if (localized != nil)
2955             localized_ = [localized retain];
2956     } return self;
2957 }
2958
2959 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2960     return [self initWithName:name row:0 localize:localize];
2961 }
2962
2963 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2964     if ((self = [super init]) != nil) {
2965         name_ = [name retain];
2966         index_ = '\0';
2967         row_ = row;
2968         if (localize)
2969             localized_ = [LocalizeSection(name_) retain];
2970     } return self;
2971 }
2972
2973 /* XXX: localize the index thingees */
2974 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2975     if ((self = [super init]) != nil) {
2976         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2977         index_ = index;
2978         row_ = row;
2979     } return self;
2980 }
2981
2982 - (NSString *) name {
2983     return name_;
2984 }
2985
2986 - (unichar) index {
2987     return index_;
2988 }
2989
2990 - (size_t) row {
2991     return row_;
2992 }
2993
2994 - (size_t) count {
2995     return count_;
2996 }
2997
2998 - (void) addToRow {
2999     ++row_;
3000 }
3001
3002 - (void) addToCount {
3003     ++count_;
3004 }
3005
3006 - (void) setCount:(size_t)count {
3007     count_ = count;
3008 }
3009
3010 - (NSString *) localized {
3011     return localized_;
3012 }
3013
3014 @end
3015 /* }}} */
3016
3017 static NSString *Colon_;
3018 static NSString *Elision_;
3019 static NSString *Error_;
3020 static NSString *Warning_;
3021
3022 /* Database Implementation {{{ */
3023 @implementation Database
3024
3025 + (Database *) sharedInstance {
3026     static Database *instance;
3027     if (instance == nil)
3028         instance = [[Database alloc] init];
3029     return instance;
3030 }
3031
3032 - (unsigned) era {
3033     return era_;
3034 }
3035
3036 - (void) releasePackages {
3037     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3038     CFArrayRemoveAllValues(packages_);
3039 }
3040
3041 - (void) dealloc {
3042     // XXX: actually implement this thing
3043     _assert(false);
3044     if (deadSources_)
3045             CFRelease(deadSources_);
3046     [self releasePackages];
3047     apr_pool_destroy(pool_);
3048     NSRecycleZone(zone_);
3049     [super dealloc];
3050 }
3051
3052 - (void) _readCydia:(NSNumber *)fd { _pooled
3053     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3054     std::istream is(&ib);
3055     std::string line;
3056
3057     static Pcre finish_r("^finish:([^:]*)$");
3058
3059     while (std::getline(is, line)) {
3060         const char *data(line.c_str());
3061         size_t size = line.size();
3062         lprintf("C:%s\n", data);
3063
3064         if (finish_r(data, size)) {
3065             NSString *finish = finish_r[1];
3066             int index = [Finishes_ indexOfObject:finish];
3067             if (index != INT_MAX && index > Finish_)
3068                 Finish_ = index;
3069         }
3070     }
3071
3072     _assume(false);
3073 }
3074
3075 - (void) _readStatus:(NSNumber *)fd { _pooled
3076     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3077     std::istream is(&ib);
3078     std::string line;
3079
3080     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3081     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3082
3083     while (std::getline(is, line)) {
3084         const char *data(line.c_str());
3085         size_t size(line.size());
3086         lprintf("S:%s\n", data);
3087
3088         if (conffile_r(data, size)) {
3089             [delegate_ setConfigurationData:conffile_r[1]];
3090         } else if (strncmp(data, "status: ", 8) == 0) {
3091             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3092             [delegate_ setProgressTitle:string];
3093         } else if (pmstatus_r(data, size)) {
3094             std::string type([pmstatus_r[1] UTF8String]);
3095             NSString *id = pmstatus_r[2];
3096
3097             float percent([pmstatus_r[3] floatValue]);
3098             [delegate_ setProgressPercent:(percent / 100)];
3099
3100             NSString *string = pmstatus_r[4];
3101
3102             if (type == "pmerror")
3103                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3104                     withObject:[NSArray arrayWithObjects:string, id, nil]
3105                     waitUntilDone:YES
3106                 ];
3107             else if (type == "pmstatus") {
3108                 [delegate_ setProgressTitle:string];
3109             } else if (type == "pmconffile")
3110                 [delegate_ setConfigurationData:string];
3111             else
3112                 lprintf("E:unknown pmstatus\n");
3113         } else
3114             lprintf("E:unknown status\n");
3115     }
3116
3117     _assume(false);
3118 }
3119
3120 - (void) _readOutput:(NSNumber *)fd { _pooled
3121     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3122     std::istream is(&ib);
3123     std::string line;
3124
3125     while (std::getline(is, line)) {
3126         lprintf("O:%s\n", line.c_str());
3127         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3128     }
3129
3130     _assume(false);
3131 }
3132
3133 - (FILE *) input {
3134     return input_;
3135 }
3136
3137 - (Package *) packageWithName:(NSString *)name {
3138 @synchronized (self) {
3139     if (static_cast<pkgDepCache *>(cache_) == NULL)
3140         return nil;
3141     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3142     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3143 } }
3144
3145 - (id) init {
3146     if ((self = [super init]) != nil) {
3147         policy_ = NULL;
3148         records_ = NULL;
3149         resolver_ = NULL;
3150         fetcher_ = NULL;
3151         lock_ = NULL;
3152
3153         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3154         apr_pool_create(&pool_, NULL);
3155
3156         size_t capacity(MetaFile_->active_);
3157         if (capacity == 0)
3158             capacity = 16384;
3159         else
3160             capacity += 1024;
3161
3162         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3163         deadSources_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
3164
3165         int fds[2];
3166
3167         _assert(pipe(fds) != -1);
3168         cydiafd_ = fds[1];
3169
3170         _config->Set("APT::Keep-Fds::", cydiafd_);
3171         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3172
3173         [NSThread
3174             detachNewThreadSelector:@selector(_readCydia:)
3175             toTarget:self
3176             withObject:[NSNumber numberWithInt:fds[0]]
3177         ];
3178
3179         _assert(pipe(fds) != -1);
3180         statusfd_ = fds[1];
3181
3182         [NSThread
3183             detachNewThreadSelector:@selector(_readStatus:)
3184             toTarget:self
3185             withObject:[NSNumber numberWithInt:fds[0]]
3186         ];
3187
3188         _assert(pipe(fds) != -1);
3189         _assert(dup2(fds[0], 0) != -1);
3190         _assert(close(fds[0]) != -1);
3191
3192         input_ = fdopen(fds[1], "a");
3193
3194         _assert(pipe(fds) != -1);
3195         _assert(dup2(fds[1], 1) != -1);
3196         _assert(close(fds[1]) != -1);
3197
3198         [NSThread
3199             detachNewThreadSelector:@selector(_readOutput:)
3200             toTarget:self
3201             withObject:[NSNumber numberWithInt:fds[0]]
3202         ];
3203     } return self;
3204 }
3205
3206 - (pkgCacheFile &) cache {
3207     return cache_;
3208 }
3209
3210 - (pkgDepCache::Policy *) policy {
3211     return policy_;
3212 }
3213
3214 - (pkgRecords *) records {
3215     return records_;
3216 }
3217
3218 - (pkgProblemResolver *) resolver {
3219     return resolver_;
3220 }
3221
3222 - (pkgAcquire &) fetcher {
3223     return *fetcher_;
3224 }
3225
3226 - (pkgSourceList &) list {
3227     return *list_;
3228 }
3229
3230 - (NSArray *) packages {
3231     return (NSArray *) packages_;
3232 }
3233
3234 - (NSArray *) sources {
3235     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3236     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3237         [sources addObject:i->second];
3238     [sources addObjectsFromArray:(NSArray *)deadSources_];
3239     return sources;
3240 }
3241
3242 - (NSArray *) issues {
3243     if (cache_->BrokenCount() == 0)
3244         return nil;
3245
3246     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3247
3248     for (Package *package in [self packages]) {
3249         if (![package broken])
3250             continue;
3251         pkgCache::PkgIterator pkg([package iterator]);
3252
3253         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3254         [entry addObject:[package name]];
3255         [issues addObject:entry];
3256
3257         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3258         if (ver.end())
3259             continue;
3260
3261         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3262             pkgCache::DepIterator start;
3263             pkgCache::DepIterator end;
3264             dep.GlobOr(start, end); // ++dep
3265
3266             if (!cache_->IsImportantDep(end))
3267                 continue;
3268             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3269                 continue;
3270
3271             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3272             [entry addObject:failure];
3273             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3274
3275             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3276             if (Package *package = [self packageWithName:name])
3277                 name = [package name];
3278             [failure addObject:name];
3279
3280             pkgCache::PkgIterator target(start.TargetPkg());
3281             if (target->ProvidesList != 0)
3282                 [failure addObject:@"?"];
3283             else {
3284                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3285                 if (!ver.end())
3286                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3287                 else if (!cache_[target].CandidateVerIter(cache_).end())
3288                     [failure addObject:@"-"];
3289                 else if (target->ProvidesList == 0)
3290                     [failure addObject:@"!"];
3291                 else
3292                     [failure addObject:@"%"];
3293             }
3294
3295             _forever {
3296                 if (start.TargetVer() != 0)
3297                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3298                 if (start == end)
3299                     break;
3300                 ++start;
3301             }
3302         }
3303     }
3304
3305     return issues;
3306 }
3307
3308 - (bool) popErrorWithTitle:(NSString *)title {
3309     bool fatal(false);
3310     std::string message;
3311
3312     while (!_error->empty()) {
3313         std::string error;
3314         bool warning(!_error->PopMessage(error));
3315         if (!warning)
3316             fatal = true;
3317         for (;;) {
3318             size_t size(error.size());
3319             if (size == 0 || error[size - 1] != '\n')
3320                 break;
3321             error.resize(size - 1);
3322         }
3323         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3324
3325         if (!message.empty())
3326             message += "\n\n";
3327         message += error;
3328     }
3329
3330     if (fatal && !message.empty())
3331         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3332
3333     return fatal;
3334 }
3335
3336 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3337     return [self popErrorWithTitle:title] || !success;
3338 }
3339
3340 - (void) reloadData { CYPoolStart() {
3341 @synchronized (self) {
3342     ++era_;
3343
3344     [self releasePackages];
3345
3346     sources_.clear();
3347     CFArrayRemoveAllValues(deadSources_);
3348
3349     _error->Discard();
3350
3351     delete list_;
3352     list_ = NULL;
3353     manager_ = NULL;
3354     delete lock_;
3355     lock_ = NULL;
3356     delete fetcher_;
3357     fetcher_ = NULL;
3358     delete resolver_;
3359     resolver_ = NULL;
3360     delete records_;
3361     records_ = NULL;
3362     delete policy_;
3363     policy_ = NULL;
3364
3365     cache_.Close();
3366
3367     apr_pool_clear(pool_);
3368
3369     NSRecycleZone(zone_);
3370     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3371
3372     int chk(creat("/tmp/cydia.chk", 0644));
3373     if (chk != -1)
3374         close(chk);
3375
3376     NSString *title(UCLocalize("DATABASE"));
3377
3378     _trace();
3379     if (!cache_.Open(progress_, true)) { pop:
3380         std::string error;
3381         bool warning(!_error->PopMessage(error));
3382         lprintf("cache_.Open():[%s]\n", error.c_str());
3383
3384         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3385             [delegate_ repairWithSelector:@selector(configure)];
3386         else if (error == "The package lists or status file could not be parsed or opened.")
3387             [delegate_ repairWithSelector:@selector(update)];
3388         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3389         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3390         // else if (error == "The list of sources could not be read.")
3391         else
3392             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3393
3394         if (warning)
3395             goto pop;
3396         _error->Discard();
3397         return;
3398     }
3399     _trace();
3400
3401     unlink("/tmp/cydia.chk");
3402
3403     now_ = [[NSDate date] timeIntervalSince1970];
3404
3405     policy_ = new pkgDepCache::Policy();
3406     records_ = new pkgRecords(cache_);
3407     resolver_ = new pkgProblemResolver(cache_);
3408     fetcher_ = new pkgAcquire(&status_);
3409     lock_ = NULL;
3410
3411     list_ = new pkgSourceList();
3412     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3413         return;
3414
3415     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3416         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3417         return;
3418     }
3419
3420     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3421         return;
3422
3423     if (cache_->BrokenCount() != 0) {
3424         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3425             return;
3426
3427         if (cache_->BrokenCount() != 0) {
3428             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3429             return;
3430         }
3431
3432         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3433             return;
3434     }
3435
3436     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3437         bool found = false;
3438         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3439         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3440             // XXX: this could be more intelligent
3441             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3442                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3443                 if (!cached.end()) {
3444                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3445                     found = true;
3446                 }
3447             }
3448         if (!found)
3449             CFArrayAppendValue(deadSources_, [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3450     }
3451
3452     {
3453         /*std::vector<Package *> packages;
3454         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3455         [packages_ release];
3456         packages_ = nil;*/
3457
3458         _trace();
3459
3460         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3461             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3462                 //packages.push_back(package);
3463                 CFArrayAppendValue(packages_, [package retain]);
3464
3465         _trace();
3466
3467         /*if (packages.empty())
3468             packages_ = [[NSArray alloc] init];
3469         else
3470             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3471         _trace();*/
3472
3473         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3474         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3475         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3476
3477         /*_trace();
3478         PrintTimes();
3479         _trace();*/
3480
3481         _trace();
3482
3483         /*if (!packages.empty())
3484             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3485         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3486
3487         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3488
3489         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3490
3491         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3492
3493         _trace();
3494
3495         size_t count(CFArrayGetCount(packages_));
3496         MetaFile_->active_ = count;
3497
3498         for (size_t index(0); index != count; ++index)
3499             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3500
3501         _trace();
3502     }
3503 } } CYPoolEnd() _trace(); }
3504
3505 - (void) clear {
3506 @synchronized (self) {
3507     delete resolver_;
3508     resolver_ = new pkgProblemResolver(cache_);
3509
3510     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator) {
3511         if (!cache_[iterator].Keep()) {
3512             cache_->MarkKeep(iterator, false);
3513             cache_->SetReInstall(iterator, false);
3514         }
3515     }
3516 } }
3517
3518 - (void) configure {
3519     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3520     _trace();
3521     system([dpkg UTF8String]);
3522     _trace();
3523 }
3524
3525 - (bool) clean {
3526     // XXX: I don't remember this condition
3527     if (lock_ != NULL)
3528         return false;
3529
3530     FileFd Lock;
3531     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3532
3533     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3534
3535     if ([self popErrorWithTitle:title])
3536         return false;
3537
3538     pkgAcquire fetcher;
3539     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3540
3541     class LogCleaner :
3542         public pkgArchiveCleaner
3543     {
3544       protected:
3545         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3546             unlink(File);
3547         }
3548     } cleaner;
3549
3550     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3551         return false;
3552
3553     return true;
3554 }
3555
3556 - (bool) prepare {
3557     fetcher_->Shutdown();
3558
3559     pkgRecords records(cache_);
3560
3561     lock_ = new FileFd();
3562     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3563
3564     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3565
3566     if ([self popErrorWithTitle:title])
3567         return false;
3568
3569     pkgSourceList list;
3570     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3571         return false;
3572
3573     manager_ = (_system->CreatePM(cache_));
3574     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3575         return false;
3576
3577     return true;
3578 }
3579
3580 - (void) perform {
3581     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3582
3583     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3584         pkgSourceList list;
3585         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3586             return;
3587         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3588             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3589     }
3590
3591     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3592         _trace();
3593         return;
3594     }
3595
3596     [CydiaApp retainNetworkActivityIndicator];
3597
3598     bool failed = false;
3599     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3600         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3601             continue;
3602         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3603             continue;
3604
3605         std::string uri = (*item)->DescURI();
3606         std::string error = (*item)->ErrorText;
3607
3608         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3609         failed = true;
3610
3611         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3612             withObject:[NSArray arrayWithObjects:
3613                 [NSString stringWithUTF8String:error.c_str()],
3614             nil]
3615             waitUntilDone:YES
3616         ];
3617     }
3618
3619     [CydiaApp releaseNetworkActivityIndicator];
3620
3621     if (failed) {
3622         _trace();
3623         return;
3624     }
3625
3626     _system->UnLock();
3627     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3628
3629     if (_error->PendingError()) {
3630         _trace();
3631         return;
3632     }
3633
3634     if (result == pkgPackageManager::Failed) {
3635         _trace();
3636         return;
3637     }
3638
3639     if (result != pkgPackageManager::Completed) {
3640         _trace();
3641         return;
3642     }
3643
3644     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3645         pkgSourceList list;
3646         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3647             return;
3648         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3649             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3650     }
3651
3652     if (![before isEqualToArray:after])
3653         [self update];
3654 }
3655
3656 - (bool) upgrade {
3657     NSString *title(UCLocalize("UPGRADE"));
3658     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3659         return false;
3660     return true;
3661 }
3662
3663 - (void) update {
3664     [self updateWithStatus:status_];
3665 }
3666
3667 - (void) updateWithStatus:(Status &)status {
3668     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3669     NSString *title(UCLocalize("REFRESHING_DATA"));
3670
3671     pkgSourceList list;
3672     if (!list.ReadMainList())
3673         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3674
3675     FileFd lock;
3676     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3677     if ([self popErrorWithTitle:title])
3678         return;
3679
3680     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3681         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3682         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3683
3684     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3685     Changed_ = true;
3686 }
3687
3688 - (void) setDelegate:(id)delegate {
3689     delegate_ = delegate;
3690     status_.setDelegate(delegate);
3691     progress_.setDelegate(delegate);
3692 }
3693
3694 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3695     SourceMap::const_iterator i(sources_.find(file->ID));
3696     return i == sources_.end() ? nil : i->second;
3697 }
3698
3699 - (NSString *) mappedSectionForPointer:(const char *)section {
3700     _H<NSString> *mapped;
3701
3702     _profile(Database$mappedSectionForPointer$Cache)
3703         mapped = &sections_[section];
3704     _end
3705
3706     if (*mapped == NULL) {
3707         size_t length(strlen(section));
3708         char spaced[length + 1];
3709
3710         _profile(Database$mappedSectionForPointer$Replace)
3711             for (size_t index(0); index != length; ++index)
3712                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3713             spaced[length] = '\0';
3714         _end
3715
3716         NSString *string;
3717
3718         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3719             string = [NSString stringWithUTF8String:spaced];
3720         _end
3721
3722         _profile(Database$mappedSectionForPointer$Map)
3723             string = [SectionMap_ objectForKey:string] ?: string;
3724         _end
3725
3726         *mapped = string;
3727     } return *mapped;
3728 }
3729
3730 @end
3731 /* }}} */
3732
3733 /* Confirmation Controller {{{ */
3734 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3735     if (!iterator.end())
3736         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3737             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3738                 continue;
3739             pkgCache::PkgIterator package(dep.TargetPkg());
3740             if (package.end())
3741                 continue;
3742             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3743                 return true;
3744         }
3745
3746     return false;
3747 }
3748 /* }}} */
3749
3750 /* Web Scripting {{{ */
3751 @interface CydiaObject : NSObject {
3752     id indirect_;
3753     _transient id delegate_;
3754 }
3755
3756 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3757 @end
3758
3759 @implementation CydiaObject
3760
3761 - (void) dealloc {
3762     [indirect_ release];
3763     [super dealloc];
3764 }
3765
3766 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3767     if ((self = [super init]) != nil) {
3768         indirect_ = [indirect retain];
3769     } return self;
3770 }
3771
3772 - (void) setDelegate:(id)delegate {
3773     delegate_ = delegate;
3774 }
3775
3776 + (NSArray *) _attributeKeys {
3777     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3778 }
3779
3780 - (NSArray *) attributeKeys {
3781     return [[self class] _attributeKeys];
3782 }
3783
3784 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3785     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3786 }
3787
3788 - (NSString *) device {
3789     return [[UIDevice currentDevice] uniqueIdentifier];
3790 }
3791
3792 #if 0 // XXX: implement!
3793 - (NSString *) mac {
3794     if (![indirect_ promptForSensitive:@"Mac Address"])
3795         return nil;
3796 }
3797
3798 - (NSString *) serial {
3799     if (![indirect_ promptForSensitive:@"Serial #"])
3800         return nil;
3801 }
3802
3803 - (NSString *) firewire {
3804     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3805         return nil;
3806 }
3807
3808 - (NSString *) imei {
3809     if (![indirect_ promptForSensitive:@"IMEI"])
3810         return nil;
3811 }
3812 #endif
3813
3814 + (NSString *) webScriptNameForSelector:(SEL)selector {
3815     if (selector == @selector(close))
3816         return @"close";
3817     else if (selector == @selector(getInstalledPackages))
3818         return @"getInstalledPackages";
3819     else if (selector == @selector(getPackageById:))
3820         return @"getPackageById";
3821     else if (selector == @selector(installPackages:))
3822         return @"installPackages";
3823     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3824         return @"setButtonImage";
3825     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3826         return @"setButtonTitle";
3827     else if (selector == @selector(setPopupHook:))
3828         return @"setPopupHook";
3829     else if (selector == @selector(setSpecial:))
3830         return @"setSpecial";
3831     else if (selector == @selector(setToken:))
3832         return @"setToken";
3833     else if (selector == @selector(setViewportWidth:))
3834         return @"setViewportWidth";
3835     else if (selector == @selector(supports:))
3836         return @"supports";
3837     else if (selector == @selector(stringWithFormat:arguments:))
3838         return @"format";
3839     else if (selector == @selector(localizedStringForKey:value:table:))
3840         return @"localize";
3841     else if (selector == @selector(du:))
3842         return @"du";
3843     else if (selector == @selector(statfs:))
3844         return @"statfs";
3845     else
3846         return nil;
3847 }
3848
3849 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3850     return [self webScriptNameForSelector:selector] == nil;
3851 }
3852
3853 - (BOOL) supports:(NSString *)feature {
3854     return [feature isEqualToString:@"window.open"];
3855 }
3856
3857 - (NSArray *) getInstalledPackages {
3858     NSArray *packages([[Database sharedInstance] packages]);
3859     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3860     for (Package *package in packages)
3861         if ([package installed] != nil)
3862             [installed addObject:package];
3863     return installed;
3864 }
3865
3866 - (Package *) getPackageById:(NSString *)id {
3867     Package *package([[Database sharedInstance] packageWithName:id]);
3868     [package parse];
3869     return package;
3870 }
3871
3872 - (NSArray *) statfs:(NSString *)path {
3873     struct statfs stat;
3874
3875     if (path == nil || statfs([path UTF8String], &stat) == -1)
3876         return nil;
3877
3878     return [NSArray arrayWithObjects:
3879         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3880         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3881         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3882     nil];
3883 }
3884
3885 - (NSNumber *) du:(NSString *)path {
3886     NSNumber *value(nil);
3887
3888     int fds[2];
3889     _assert(pipe(fds) != -1);
3890
3891     pid_t pid(ExecFork());
3892     if (pid == 0) {
3893         _assert(dup2(fds[1], 1) != -1);
3894         _assert(close(fds[0]) != -1);
3895         _assert(close(fds[1]) != -1);
3896         /* XXX: this should probably not use du */
3897         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3898         exit(1);
3899         _assert(false);
3900     }
3901
3902     _assert(close(fds[1]) != -1);
3903
3904     if (FILE *du = fdopen(fds[0], "r")) {
3905         char line[1024];
3906         while (fgets(line, sizeof(line), du) != NULL) {
3907             size_t length(strlen(line));
3908             while (length != 0 && line[length - 1] == '\n')
3909                 line[--length] = '\0';
3910             if (char *tab = strchr(line, '\t')) {
3911                 *tab = '\0';
3912                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3913             }
3914         }
3915
3916         fclose(du);
3917     } else _assert(close(fds[0]));
3918
3919     int status;
3920   wait:
3921     if (waitpid(pid, &status, 0) == -1)
3922         if (errno == EINTR)
3923             goto wait;
3924         else _assert(false);
3925
3926     return value;
3927 }
3928
3929 - (void) close {
3930     [indirect_ close];
3931 }
3932
3933 - (void) installPackages:(NSArray *)packages {
3934     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3935 }
3936
3937 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3938     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3939 }
3940
3941 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3942     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3943 }
3944
3945 - (void) setSpecial:(id)function {
3946     [indirect_ setSpecial:function];
3947 }
3948
3949 - (void) setToken:(NSString *)token {
3950     if (Token_ != nil)
3951         [Token_ release];
3952     Token_ = [token retain];
3953
3954     [Metadata_ setObject:Token_ forKey:@"Token"];
3955     Changed_ = true;
3956 }
3957
3958 - (void) setPopupHook:(id)function {
3959     [indirect_ setPopupHook:function];
3960 }
3961
3962 - (void) setViewportWidth:(float)width {
3963     [indirect_ setViewportWidth:width];
3964 }
3965
3966 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3967     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3968     unsigned count([arguments count]);
3969     id values[count];
3970     for (unsigned i(0); i != count; ++i)
3971         values[i] = [arguments objectAtIndex:i];
3972     return [[[NSString alloc] initWithFormat:format arguments:*(reinterpret_cast<va_list *>(&values))] autorelease];
3973 }
3974
3975 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3976     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3977         value = nil;
3978     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3979         table = nil;
3980     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3981 }
3982
3983 @end
3984 /* }}} */
3985
3986 /* @ Loading... Indicator {{{ */
3987 @interface CYLoadingIndicator : UIView {
3988     UIActivityIndicatorView *spinner_;
3989     UILabel *label_;
3990     UIView *container_;
3991 }
3992
3993 @property (readonly, nonatomic) UILabel *label;
3994 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
3995
3996 @end
3997
3998 @implementation CYLoadingIndicator
3999
4000 - (id)initWithFrame:(CGRect)frame {
4001     if ((self = [super initWithFrame:frame])) {
4002         container_ = [[[UIView alloc] init] autorelease];
4003         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4004
4005         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4006         [spinner_ startAnimating];
4007         [container_ addSubview:spinner_];
4008
4009         label_ = [[[UILabel alloc] init] autorelease];
4010         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4011         [label_ setBackgroundColor:[UIColor clearColor]];
4012         [label_ setTextColor:[UIColor blackColor]];
4013         [label_ setShadowColor:[UIColor whiteColor]];
4014         [label_ setShadowOffset:CGSizeMake(0, 1)];
4015         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4016         [container_ addSubview:label_];
4017
4018         CGSize viewsize = frame.size;
4019         CGSize spinnersize = [spinner_ bounds].size;
4020         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4021         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4022
4023         CGRect containrect = {
4024             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4025             CGSizeMake(bothwidth, spinnersize.height)
4026         };
4027         CGRect textrect = {
4028             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4029             textsize
4030         };
4031         CGRect spinrect = {
4032             CGPointZero,
4033             spinnersize
4034         };
4035
4036         [container_ setFrame:containrect];
4037         [spinner_ setFrame:spinrect];
4038         [label_ setFrame:textrect];
4039         [self addSubview:container_];
4040     }
4041
4042     return self;
4043 }
4044
4045 - (UILabel *)label { return label_; }
4046 - (UIActivityIndicatorView *)activityIndicatorView { return spinner_; }
4047
4048 @end
4049 /* }}} */
4050
4051 /* Cydia Browser Controller {{{ */
4052 @interface CYBrowserController : BrowserController {
4053     CydiaObject *cydia_;
4054 }
4055
4056 @end
4057
4058 @implementation CYBrowserController
4059
4060 - (void) dealloc {
4061     [cydia_ release];
4062     [super dealloc];
4063 }
4064
4065 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4066 }
4067
4068 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4069     [super webView:view didClearWindowObject:window forFrame:frame];
4070
4071     WebDataSource *source([frame dataSource]);
4072     NSURLResponse *response([source response]);
4073     NSURL *url([response URL]);
4074     NSString *scheme([url scheme]);
4075
4076     NSHTTPURLResponse *http;
4077     if (scheme != nil && ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"]))
4078         http = (NSHTTPURLResponse *) response;
4079     else
4080         http = nil;
4081
4082     NSDictionary *headers([http allHeaderFields]);
4083     NSString *host([url host]);
4084     [self setHeaders:headers forHost:host];
4085
4086     if (
4087         [host isEqualToString:@"cydia.saurik.com"] ||
4088         [host hasSuffix:@".cydia.saurik.com"] ||
4089         [scheme isEqualToString:@"file"]
4090     )
4091         [window setValue:cydia_ forKey:@"cydia"];
4092 }
4093
4094 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4095     if (System_ != NULL)
4096         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4097     if (Machine_ != NULL)
4098         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4099     if (Token_ != nil)
4100         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4101     if (Role_ != nil)
4102         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4103 }
4104
4105 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4106     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4107     [self _setMoreHeaders:copy];
4108     return copy;
4109 }
4110
4111 - (void) setDelegate:(id)delegate {
4112     [super setDelegate:delegate];
4113     [cydia_ setDelegate:delegate];
4114 }
4115
4116 - (id) init {
4117     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4118         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4119
4120         WebView *webview([[webview_ _documentView] webView]);
4121
4122         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4123
4124         NSString *application = package == nil ? @"Cydia" : [NSString
4125             stringWithFormat:@"Cydia/%@",
4126             [package installed]
4127         ];
4128
4129         if (Safari_ != nil)
4130             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4131         if (Build_ != nil)
4132             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4133         if (Product_ != nil)
4134             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4135
4136         [webview setApplicationNameForUserAgent:application];
4137     } return self;
4138 }
4139
4140 @end
4141 /* }}} */
4142
4143 /* Confirmation {{{ */
4144 @protocol ConfirmationControllerDelegate
4145 - (void) cancelAndClear:(bool)clear;
4146 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4147 - (void) queue;
4148 @end
4149
4150 @interface ConfirmationController : CYBrowserController {
4151     _transient Database *database_;
4152     UIAlertView *essential_;
4153     NSArray *changes_;
4154     NSArray *issues_;
4155     NSArray *sizes_;
4156     BOOL substrate_;
4157 }
4158
4159 - (id) initWithDatabase:(Database *)database;
4160
4161 @end
4162
4163 @implementation ConfirmationController
4164
4165 - (void) dealloc {
4166     [changes_ release];
4167     if (issues_ != nil)
4168         [issues_ release];
4169     [sizes_ release];
4170     if (essential_ != nil)
4171         [essential_ release];
4172     [super dealloc];
4173 }
4174
4175 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4176     NSString *context([alert context]);
4177
4178     if ([context isEqualToString:@"remove"]) {
4179         if (button == [alert cancelButtonIndex]) {
4180             [self dismissModalViewControllerAnimated:YES];
4181         } else if (button == [alert firstOtherButtonIndex]) {
4182             if (substrate_)
4183                 Finish_ = 2;
4184             [delegate_ confirmWithNavigationController:[self navigationController]];
4185         }
4186
4187         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4188     } else if ([context isEqualToString:@"unable"]) {
4189         [self dismissModalViewControllerAnimated:YES];
4190         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4191     } else {
4192         [super alertView:alert clickedButtonAtIndex:button];
4193     }
4194 }
4195
4196 - (void) _doContinue {
4197     [self dismissModalViewControllerAnimated:YES];
4198     [delegate_ cancelAndClear:NO];
4199 }
4200
4201 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4202     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4203     return nil;
4204 }
4205
4206 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4207     [super webView:view didClearWindowObject:window forFrame:frame];
4208     [window setValue:changes_ forKey:@"changes"];
4209     [window setValue:issues_ forKey:@"issues"];
4210     [window setValue:sizes_ forKey:@"sizes"];
4211     [window setValue:self forKey:@"queue"];
4212 }
4213
4214 - (id) initWithDatabase:(Database *)database {
4215     if ((self = [super init]) != nil) {
4216         database_ = database;
4217
4218         [[self navigationItem] setTitle:UCLocalize("CONFIRM")];
4219
4220         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
4221         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
4222         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
4223         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
4224         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
4225
4226         bool remove(false);
4227
4228         pkgDepCache::Policy *policy([database_ policy]);
4229
4230         pkgCacheFile &cache([database_ cache]);
4231         NSArray *packages = [database_ packages];
4232         for (Package *package in packages) {
4233             pkgCache::PkgIterator iterator = [package iterator];
4234             pkgDepCache::StateCache &state(cache[iterator]);
4235
4236             NSString *name([package name]);
4237
4238             if (state.NewInstall())
4239                 [installing addObject:name];
4240             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4241                 [reinstalling addObject:name];
4242             else if (state.Upgrade())
4243                 [upgrading addObject:name];
4244             else if (state.Downgrade())
4245                 [downgrading addObject:name];
4246             else if (state.Delete()) {
4247                 if ([package essential])
4248                     remove = true;
4249                 [removing addObject:name];
4250             } else continue;
4251
4252             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4253             substrate_ |= DepSubstrate(iterator.CurrentVer());
4254         }
4255
4256         if (!remove)
4257             essential_ = nil;
4258         else if (Advanced_) {
4259             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4260
4261             essential_ = [[UIAlertView alloc]
4262                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4263                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4264                 delegate:self
4265                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4266                 otherButtonTitles:[NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")], nil
4267             ];
4268
4269             [essential_ setContext:@"remove"];
4270         } else {
4271             essential_ = [[UIAlertView alloc]
4272                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4273                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4274                 delegate:self
4275                 cancelButtonTitle:UCLocalize("OKAY")
4276                 otherButtonTitles:nil
4277             ];
4278
4279             [essential_ setContext:@"unable"];
4280         }
4281
4282         changes_ = [[NSArray alloc] initWithObjects:
4283             installing,
4284             reinstalling,
4285             upgrading,
4286             downgrading,
4287             removing,
4288         nil];
4289
4290         issues_ = [database_ issues];
4291         if (issues_ != nil)
4292             issues_ = [issues_ retain];
4293
4294         sizes_ = [[NSArray alloc] initWithObjects:
4295             SizeString([database_ fetcher].FetchNeeded()),
4296             SizeString([database_ fetcher].PartialPresent()),
4297         nil];
4298
4299         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
4300
4301         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4302             initWithTitle:UCLocalize("CANCEL")
4303             // OLD: [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")]
4304             style:UIBarButtonItemStylePlain
4305             target:self
4306             action:@selector(cancelButtonClicked)
4307         ] autorelease]];
4308     } return self;
4309 }
4310
4311 - (void) applyRightButton {
4312 #if !AlwaysReload && !IgnoreInstall
4313     if (issues_ == nil && ![self isLoading])
4314         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4315             initWithTitle:UCLocalize("CONFIRM")
4316             style:UIBarButtonItemStylePlain
4317             target:self
4318             action:@selector(confirmButtonClicked)
4319         ] autorelease]];
4320     else
4321         [super applyRightButton];
4322 #else
4323     [[self navigationItem] setRightBarButtonItem:nil];
4324 #endif
4325 }
4326
4327 - (void) cancelButtonClicked {
4328     [self dismissModalViewControllerAnimated:YES];
4329     [delegate_ cancelAndClear:YES];
4330 }
4331
4332 #if !AlwaysReload
4333 - (void) confirmButtonClicked {
4334 #if IgnoreInstall
4335     return;
4336 #endif
4337     if (essential_ != nil)
4338         [essential_ show];
4339     else {
4340         if (substrate_)
4341             Finish_ = 2;
4342         [delegate_ confirmWithNavigationController:[self navigationController]];
4343     }
4344 }
4345 #endif
4346
4347 @end
4348 /* }}} */
4349
4350 /* Progress Data {{{ */
4351 @interface ProgressData : NSObject {
4352     SEL selector_;
4353     // XXX: should these really both be _transient?
4354     _transient id target_;
4355     _transient id object_;
4356 }
4357
4358 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4359
4360 - (SEL) selector;
4361 - (id) target;
4362 - (id) object;
4363 @end
4364
4365 @implementation ProgressData
4366
4367 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4368     if ((self = [super init]) != nil) {
4369         selector_ = selector;
4370         target_ = target;
4371         object_ = object;
4372     } return self;
4373 }
4374
4375 - (SEL) selector {
4376     return selector_;
4377 }
4378
4379 - (id) target {
4380     return target_;
4381 }
4382
4383 - (id) object {
4384     return object_;
4385 }
4386
4387 @end
4388 /* }}} */
4389 /* Progress Controller {{{ */
4390 @interface ProgressController : CYViewController <
4391     ConfigurationDelegate,
4392     ProgressDelegate
4393 > {
4394     _transient Database *database_;
4395     UIProgressBar *progress_;
4396     UITextView *output_;
4397     UITextLabel *status_;
4398     UIPushButton *close_;
4399     BOOL running_;
4400     SHA1SumValue springlist_;
4401     SHA1SumValue notifyconf_;
4402     NSString *title_;
4403 }
4404
4405 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4406
4407 - (void) _retachThread;
4408 - (void) _detachNewThreadData:(ProgressData *)data;
4409 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4410
4411 - (BOOL) isRunning;
4412
4413 @end
4414
4415 @protocol ProgressControllerDelegate
4416 - (void) progressControllerIsComplete:(ProgressController *)sender;
4417 @end
4418
4419 @implementation ProgressController
4420
4421 - (void) dealloc {
4422     [database_ setDelegate:nil];
4423     [progress_ release];
4424     [output_ release];
4425     [status_ release];
4426     [close_ release];
4427     if (title_ != nil)
4428         [title_ release];
4429     [super dealloc];
4430 }
4431
4432 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4433     if ((self = [super init]) != nil) {
4434         database_ = database;
4435         [database_ setDelegate:self];
4436         delegate_ = delegate;
4437
4438         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4439
4440         progress_ = [[UIProgressBar alloc] init];
4441         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4442         [progress_ setStyle:0];
4443
4444         status_ = [[UITextLabel alloc] init];
4445         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4446         [status_ setColor:[UIColor whiteColor]];
4447         [status_ setBackgroundColor:[UIColor clearColor]];
4448         [status_ setCentersHorizontally:YES];
4449         //[status_ setFont:font];
4450
4451         output_ = [[UITextView alloc] init];
4452
4453         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4454         //[output_ setTextFont:@"Courier New"];
4455         [output_ setFont:[[output_ font] fontWithSize:12]];
4456         [output_ setTextColor:[UIColor whiteColor]];
4457         [output_ setBackgroundColor:[UIColor clearColor]];
4458         [output_ setMarginTop:0];
4459         [output_ setAllowsRubberBanding:YES];
4460         [output_ setEditable:NO];
4461         [[self view] addSubview:output_];
4462
4463         close_ = [[UIPushButton alloc] init];
4464         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4465         [close_ setAutosizesToFit:NO];
4466         [close_ setDrawsShadow:YES];
4467         [close_ setStretchBackground:YES];
4468         [close_ setEnabled:YES];
4469         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4470         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4471         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4472         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4473     } return self;
4474 }
4475
4476 - (void) positionViews {
4477     CGRect bounds = [[self view] bounds];
4478     CGSize prgsize = [UIProgressBar defaultSize];
4479
4480     CGRect prgrect = {{
4481         (bounds.size.width - prgsize.width) / 2,
4482         bounds.size.height - prgsize.height - 20
4483     }, prgsize};
4484
4485     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4486
4487     [progress_ setFrame:prgrect];
4488     [status_ setFrame:CGRectMake(
4489         10,
4490         bounds.size.height - prgsize.height - 50,
4491         bounds.size.width - 20,
4492         24
4493     )];
4494     [output_ setFrame:CGRectMake(
4495         10,
4496         20,
4497         bounds.size.width - 20,
4498         bounds.size.height - 62
4499     )];
4500     [close_ setFrame:CGRectMake(
4501         (bounds.size.width - closewidth) / 2,
4502         bounds.size.height - prgsize.height - 50,
4503         closewidth,
4504         32 + prgsize.height
4505     )];
4506 }
4507
4508 - (void) viewWillAppear:(BOOL)animated {
4509     [super viewDidAppear:animated];
4510     [[self navigationItem] setHidesBackButton:YES];
4511     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4512
4513     [self positionViews];
4514 }
4515
4516 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4517     [self positionViews];
4518 }
4519
4520 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4521     NSString *context([alert context]);
4522
4523     if ([context isEqualToString:@"conffile"]) {
4524         FILE *input = [database_ input];
4525         if (button == [alert cancelButtonIndex])
4526             fprintf(input, "N\n");
4527         else if (button == [alert firstOtherButtonIndex])
4528             fprintf(input, "Y\n");
4529         fflush(input);
4530     }
4531 }
4532
4533 - (void) closeButtonPushed {
4534     running_ = NO;
4535
4536     UpdateExternalStatus(0);
4537
4538     switch (Finish_) {
4539         case 0:
4540             [self dismissModalViewControllerAnimated:YES];
4541         break;
4542
4543         case 1:
4544             [delegate_ terminateWithSuccess];
4545             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4546                 [delegate_ suspendWithAnimation:YES];
4547             else
4548                 [delegate_ suspend];*/
4549         break;
4550
4551         case 2:
4552             _trace();
4553             goto reload;
4554
4555         case 3:
4556             _trace();
4557             goto reload;
4558
4559         reload:
4560             system("/usr/bin/sbreload");
4561             _trace();
4562         break;
4563
4564         case 4:
4565             _trace();
4566             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4567                 SBReboot(SBSSpringBoardServerPort());
4568             else
4569                 reboot2(RB_AUTOBOOT);
4570         break;
4571     }
4572 }
4573
4574 - (void) _retachThread {
4575     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4576
4577     [[self view] addSubview:close_];
4578     [progress_ removeFromSuperview];
4579     [status_ removeFromSuperview];
4580
4581     [database_ popErrorWithTitle:title_];
4582     [delegate_ progressControllerIsComplete:self];
4583
4584     if (Finish_ < 4) {
4585         FileFd file;
4586         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4587             _error->Discard();
4588         else {
4589             MMap mmap(file, MMap::ReadOnly);
4590             SHA1Summation sha1;
4591             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4592             if (!(notifyconf_ == sha1.Result()))
4593                 Finish_ = 4;
4594         }
4595     }
4596
4597     if (Finish_ < 3) {
4598         FileFd file;
4599         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4600             _error->Discard();
4601         else {
4602             MMap mmap(file, MMap::ReadOnly);
4603             SHA1Summation sha1;
4604             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4605             if (!(springlist_ == sha1.Result()))
4606                 Finish_ = 3;
4607         }
4608     }
4609
4610     switch (Finish_) {
4611         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4612         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4613         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4614         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4615         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4616     }
4617
4618     _trace();
4619     system("su -c /usr/bin/uicache mobile");
4620     _trace();
4621
4622     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4623
4624     [delegate_ setStatusBarShowsProgress:NO];
4625 }
4626
4627 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4628     [[data target] performSelector:[data selector] withObject:[data object]];
4629     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4630 }
4631
4632 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4633     UpdateExternalStatus(1);
4634
4635     if (title_ != nil)
4636         [title_ release];
4637     if (title == nil)
4638         title_ = nil;
4639     else
4640         title_ = [title retain];
4641
4642     [[self navigationItem] setTitle:title_];
4643
4644     [status_ setText:nil];
4645     [output_ setText:@""];
4646     [progress_ setProgress:0];
4647
4648     [close_ removeFromSuperview];
4649     [[self view] addSubview:progress_];
4650     [[self view] addSubview:status_];
4651
4652     [delegate_ setStatusBarShowsProgress:YES];
4653     running_ = YES;
4654
4655     {
4656         FileFd file;
4657         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4658             _error->Discard();
4659         else {
4660             MMap mmap(file, MMap::ReadOnly);
4661             SHA1Summation sha1;
4662             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4663             notifyconf_ = sha1.Result();
4664         }
4665     }
4666
4667     {
4668         FileFd file;
4669         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4670             _error->Discard();
4671         else {
4672             MMap mmap(file, MMap::ReadOnly);
4673             SHA1Summation sha1;
4674             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4675             springlist_ = sha1.Result();
4676         }
4677     }
4678
4679     [NSThread
4680         detachNewThreadSelector:@selector(_detachNewThreadData:)
4681         toTarget:self
4682         withObject:[[[ProgressData alloc]
4683             initWithSelector:selector
4684             target:target
4685             object:object
4686         ] autorelease]
4687     ];
4688 }
4689
4690 - (void) repairWithSelector:(SEL)selector {
4691     [self
4692         detachNewThreadSelector:selector
4693         toTarget:database_
4694         withObject:nil
4695         title:UCLocalize("REPAIRING")
4696     ];
4697 }
4698
4699 - (void) setConfigurationData:(NSString *)data {
4700     [self
4701         performSelectorOnMainThread:@selector(_setConfigurationData:)
4702         withObject:data
4703         waitUntilDone:YES
4704     ];
4705 }
4706
4707 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4708     CYActionSheet *sheet([[[CYActionSheet alloc]
4709         initWithTitle:title
4710         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4711         defaultButtonIndex:0
4712     ] autorelease]);
4713
4714     [sheet setMessage:error];
4715     [sheet yieldToPopupAlertAnimated:YES];
4716     [sheet dismiss];
4717 }
4718
4719 - (void) setProgressTitle:(NSString *)title {
4720     [self
4721         performSelectorOnMainThread:@selector(_setProgressTitle:)
4722         withObject:title
4723         waitUntilDone:YES
4724     ];
4725 }
4726
4727 - (void) setProgressPercent:(float)percent {
4728     [self
4729         performSelectorOnMainThread:@selector(_setProgressPercent:)
4730         withObject:[NSNumber numberWithFloat:percent]
4731         waitUntilDone:YES
4732     ];
4733 }
4734
4735 - (void) startProgress {
4736 }
4737
4738 - (void) addProgressOutput:(NSString *)output {
4739     [self
4740         performSelectorOnMainThread:@selector(_addProgressOutput:)
4741         withObject:output
4742         waitUntilDone:YES
4743     ];
4744 }
4745
4746 - (bool) isCancelling:(size_t)received {
4747     return false;
4748 }
4749
4750 - (void) _setConfigurationData:(NSString *)data {
4751     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4752
4753     if (!conffile_r(data)) {
4754         lprintf("E:invalid conffile\n");
4755         return;
4756     }
4757
4758     NSString *ofile = conffile_r[1];
4759     //NSString *nfile = conffile_r[2];
4760
4761     UIAlertView *alert = [[[UIAlertView alloc]
4762         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4763         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4764         delegate:self
4765         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4766         otherButtonTitles:UCLocalize("ACCEPT_NEW_COPY"),
4767         // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4768         nil
4769     ] autorelease];
4770
4771     [alert setContext:@"conffile"];
4772     [alert show];
4773 }
4774
4775 - (void) _setProgressTitle:(NSString *)title {
4776     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4777     for (size_t i(0), e([words count]); i != e; ++i) {
4778         NSString *word([words objectAtIndex:i]);
4779         if (Package *package = [database_ packageWithName:word])
4780             [words replaceObjectAtIndex:i withObject:[package name]];
4781     }
4782
4783     [status_ setText:[words componentsJoinedByString:@" "]];
4784 }
4785
4786 - (void) _setProgressPercent:(NSNumber *)percent {
4787     [progress_ setProgress:[percent floatValue]];
4788 }
4789
4790 - (void) _addProgressOutput:(NSString *)output {
4791     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4792     CGSize size = [output_ contentSize];
4793     CGPoint offset = [output_ contentOffset];
4794     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
4795         CGRect rect = {{0, size.height-1}, {size.width, 1}};
4796         [output_ scrollRectToVisible:rect animated:YES];
4797     }
4798 }
4799
4800 - (BOOL) isRunning {
4801     return running_;
4802 }
4803
4804 @end
4805 /* }}} */
4806
4807 /* Cell Content View {{{ */
4808 @protocol ContentDelegate
4809 - (void) drawContentRect:(CGRect)rect;
4810 @end
4811
4812 @interface ContentView : UIView {
4813     _transient id<ContentDelegate> delegate_;
4814 }
4815
4816 @end
4817
4818 @implementation ContentView
4819
4820 - (id) initWithFrame:(CGRect)frame {
4821     if ((self = [super initWithFrame:frame]) != nil) {
4822         [self setNeedsDisplayOnBoundsChange:YES];
4823     } return self;
4824 }
4825
4826 - (void) setDelegate:(id<ContentDelegate>)delegate {
4827     delegate_ = delegate;
4828 }
4829
4830 - (void) drawRect:(CGRect)rect {
4831     [super drawRect:rect];
4832     [delegate_ drawContentRect:rect];
4833 }
4834
4835 @end
4836 /* }}} */
4837 /* Cydia TableView Cell {{{ */
4838 @interface CYTableViewCell : UITableViewCell {
4839     ContentView *content_;
4840     bool highlighted_;
4841 }
4842
4843 @end
4844
4845 @implementation CYTableViewCell
4846
4847 - (void) dealloc {
4848     [content_ release];
4849     [super dealloc];
4850 }
4851
4852 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
4853     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
4854
4855     if (view == content_) {
4856         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
4857         highlighted_ = highlighted;
4858     }
4859
4860     [super _updateHighlightColorsForView:view highlighted:highlighted];
4861 }
4862
4863 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
4864     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
4865     highlighted_ = selected;
4866
4867     [super setSelected:selected animated:animated];
4868     [content_ setNeedsDisplay];
4869 }
4870
4871 @end
4872 /* }}} */
4873 /* Package Cell {{{ */
4874 @interface PackageCell : CYTableViewCell <
4875     ContentDelegate
4876 > {
4877     UIImage *icon_;
4878     NSString *name_;
4879     NSString *description_;
4880     bool commercial_;
4881     NSString *source_;
4882     UIImage *badge_;
4883     Package *package_;
4884     UIImage *placard_;
4885 }
4886
4887 - (PackageCell *) init;
4888 - (void) setPackage:(Package *)package;
4889
4890 + (int) heightForPackage:(Package *)package;
4891 - (void) drawContentRect:(CGRect)rect;
4892
4893 @end
4894
4895 @implementation PackageCell
4896
4897 - (void) clearPackage {
4898     if (icon_ != nil) {
4899         [icon_ release];
4900         icon_ = nil;
4901     }
4902
4903     if (name_ != nil) {
4904         [name_ release];
4905         name_ = nil;
4906     }
4907
4908     if (description_ != nil) {
4909         [description_ release];
4910         description_ = nil;
4911     }
4912
4913     if (source_ != nil) {
4914         [source_ release];
4915         source_ = nil;
4916     }
4917
4918     if (badge_ != nil) {
4919         [badge_ release];
4920         badge_ = nil;
4921     }
4922
4923     if (placard_ != nil) {
4924         [placard_ release];
4925         placard_ = nil;
4926     }
4927
4928     [package_ release];
4929     package_ = nil;
4930 }
4931
4932 - (void) dealloc {
4933     [self clearPackage];
4934     [super dealloc];
4935 }
4936
4937 - (PackageCell *) init {
4938     CGRect frame(CGRectMake(0, 0, 320, 74));
4939     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4940         UIView *content([self contentView]);
4941         CGRect bounds([content bounds]);
4942
4943         content_ = [[ContentView alloc] initWithFrame:bounds];
4944         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4945         [content addSubview:content_];
4946
4947         [content_ setDelegate:self];
4948         [content_ setOpaque:YES];
4949     } return self;
4950 }
4951
4952 - (void) _setBackgroundColor {
4953     UIColor *color;
4954     if (NSString *mode = [package_ mode]) {
4955         bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4956         color = remove ? RemovingColor_ : InstallingColor_;
4957     } else
4958         color = [UIColor whiteColor];
4959
4960     [content_ setBackgroundColor:color];
4961     [self setNeedsDisplay];
4962 }
4963
4964 - (void) setPackage:(Package *)package {
4965     [self clearPackage];
4966     [package parse];
4967
4968     Source *source = [package source];
4969
4970     icon_ = [[package icon] retain];
4971     name_ = [[package name] retain];
4972
4973     if (IsWildcat_)
4974         description_ = [package longDescription];
4975     if (description_ == nil)
4976         description_ = [package shortDescription];
4977     if (description_ != nil)
4978         description_ = [description_ retain];
4979
4980     commercial_ = [package isCommercial];
4981
4982     package_ = [package retain];
4983
4984     NSString *label = nil;
4985     bool trusted = false;
4986
4987     if (source != nil) {
4988         label = [source label];
4989         trusted = [source trusted];
4990     } else if ([[package id] isEqualToString:@"firmware"])
4991         label = UCLocalize("APPLE");
4992     else
4993         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4994
4995     NSString *from(label);
4996
4997     NSString *section = [package simpleSection];
4998     if (section != nil && ![section isEqualToString:label]) {
4999         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5000         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5001     }
5002
5003     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5004     source_ = [from retain];
5005
5006     if (NSString *purpose = [package primaryPurpose])
5007         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5008             badge_ = [badge_ retain];
5009
5010     if ([package installed] != nil)
5011         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/installed.png", App_]]) != nil)
5012             placard_ = [placard_ retain];
5013
5014     [self _setBackgroundColor];
5015     [content_ setNeedsDisplay];
5016 }
5017
5018 - (void) drawContentRect:(CGRect)rect {
5019     bool highlighted(highlighted_);
5020     float width([self bounds].size.width);
5021
5022 #if 0
5023     CGContextRef context(UIGraphicsGetCurrentContext());
5024     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5025     CGContextFillRect(context, rect);
5026 #endif
5027
5028     if (icon_ != nil) {
5029         CGRect rect;
5030         rect.size = [icon_ size];
5031
5032         rect.size.width /= 2;
5033         rect.size.height /= 2;
5034
5035         rect.origin.x = 25 - rect.size.width / 2;
5036         rect.origin.y = 25 - rect.size.height / 2;
5037
5038         [icon_ drawInRect:rect];
5039     }
5040
5041     if (badge_ != nil) {
5042         CGRect rect;
5043         rect.size = [badge_ size];
5044
5045         rect.size.width /= 2;
5046         rect.size.height /= 2;
5047
5048         rect.origin.x = 36 - rect.size.width / 2;
5049         rect.origin.y = 36 - rect.size.height / 2;
5050
5051         [badge_ drawInRect:rect];
5052     }
5053
5054     if (highlighted)
5055         UISetColor(White_);
5056
5057     if (!highlighted)
5058         UISetColor(commercial_ ? Purple_ : Black_);
5059     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5060     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5061
5062     if (!highlighted)
5063         UISetColor(commercial_ ? Purplish_ : Gray_);
5064     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5065
5066     if (placard_ != nil)
5067         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5068 }
5069
5070 + (int) heightForPackage:(Package *)package {
5071     return 73;
5072 }
5073
5074 @end
5075 /* }}} */
5076 /* Section Cell {{{ */
5077 @interface SectionCell : CYTableViewCell <
5078     ContentDelegate
5079 > {
5080     NSString *basic_;
5081     NSString *section_;
5082     NSString *name_;
5083     NSString *count_;
5084     UIImage *icon_;
5085     UISwitch *switch_;
5086     BOOL editing_;
5087 }
5088
5089 - (void) setSection:(Section *)section editing:(BOOL)editing;
5090
5091 @end
5092
5093 @implementation SectionCell
5094
5095 - (void) clearSection {
5096     if (basic_ != nil) {
5097         [basic_ release];
5098         basic_ = nil;
5099     }
5100
5101     if (section_ != nil) {
5102         [section_ release];
5103         section_ = nil;
5104     }
5105
5106     if (name_ != nil) {
5107         [name_ release];
5108         name_ = nil;
5109     }
5110
5111     if (count_ != nil) {
5112         [count_ release];
5113         count_ = nil;
5114     }
5115 }
5116
5117 - (void) dealloc {
5118     [self clearSection];
5119     [icon_ release];
5120     [switch_ release];
5121     [super dealloc];
5122 }
5123
5124 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5125     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5126         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5127         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5128         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5129
5130         UIView *content([self contentView]);
5131         CGRect bounds([content bounds]);
5132
5133         content_ = [[ContentView alloc] initWithFrame:bounds];
5134         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5135         [content addSubview:content_];
5136         [content_ setBackgroundColor:[UIColor whiteColor]];
5137
5138         [content_ setDelegate:self];
5139     } return self;
5140 }
5141
5142 - (void) onSwitch:(id)sender {
5143     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5144     if (metadata == nil) {
5145         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5146         [Sections_ setObject:metadata forKey:basic_];
5147     }
5148
5149     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5150     Changed_ = true;
5151 }
5152
5153 - (void) setSection:(Section *)section editing:(BOOL)editing {
5154     if (editing != editing_) {
5155         if (editing_)
5156             [switch_ removeFromSuperview];
5157         else
5158             [self addSubview:switch_];
5159         editing_ = editing;
5160     }
5161
5162     [self clearSection];
5163
5164     if (section == nil) {
5165         name_ = [UCLocalize("ALL_PACKAGES") retain];
5166         count_ = nil;
5167     } else {
5168         basic_ = [section name];
5169         if (basic_ != nil)
5170             basic_ = [basic_ retain];
5171
5172         section_ = [section localized];
5173         if (section_ != nil)
5174             section_ = [section_ retain];
5175
5176         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5177         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5178
5179         if (editing_)
5180             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5181     }
5182
5183     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5184     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5185
5186     [content_ setNeedsDisplay];
5187 }
5188
5189 - (void) setFrame:(CGRect)frame {
5190     [super setFrame:frame];
5191
5192     CGRect rect([switch_ frame]);
5193     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5194 }
5195
5196 - (void) drawContentRect:(CGRect)rect {
5197     bool highlighted(highlighted_ && !editing_);
5198
5199     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5200
5201     if (highlighted)
5202         UISetColor(White_);
5203
5204     float width(rect.size.width);
5205     if (editing_)
5206         width -= 87;
5207
5208     if (!highlighted)
5209         UISetColor(Black_);
5210     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5211
5212     CGSize size = [count_ sizeWithFont:Font14_];
5213
5214     UISetColor(White_);
5215     if (count_ != nil)
5216         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5217 }
5218
5219 @end
5220 /* }}} */
5221
5222 /* File Table {{{ */
5223 @interface FileTable : CYViewController <
5224     UITableViewDataSource,
5225     UITableViewDelegate
5226 > {
5227     _transient Database *database_;
5228     Package *package_;
5229     NSString *name_;
5230     NSMutableArray *files_;
5231     UITableView *list_;
5232 }
5233
5234 - (id) initWithDatabase:(Database *)database;
5235 - (void) setPackage:(Package *)package;
5236
5237 @end
5238
5239 @implementation FileTable
5240
5241 - (void) dealloc {
5242     if (package_ != nil)
5243         [package_ release];
5244     if (name_ != nil)
5245         [name_ release];
5246     [files_ release];
5247     [list_ release];
5248     [super dealloc];
5249 }
5250
5251 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5252     return files_ == nil ? 0 : [files_ count];
5253 }
5254
5255 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5256     return 24.0f;
5257 }*/
5258
5259 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5260     static NSString *reuseIdentifier = @"Cell";
5261
5262     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5263     if (cell == nil) {
5264         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5265         [cell setFont:[UIFont systemFontOfSize:16]];
5266     }
5267     [cell setText:[files_ objectAtIndex:indexPath.row]];
5268     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5269
5270     return cell;
5271 }
5272
5273 - (id) initWithDatabase:(Database *)database {
5274     if ((self = [super init]) != nil) {
5275         database_ = database;
5276
5277         [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5278
5279         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5280
5281         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5282         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5283         [list_ setRowHeight:24.0f];
5284         [[self view] addSubview:list_];
5285
5286         [list_ setDataSource:self];
5287         [list_ setDelegate:self];
5288     } return self;
5289 }
5290
5291 - (void) setPackage:(Package *)package {
5292     if (package_ != nil) {
5293         [package_ autorelease];
5294         package_ = nil;
5295     }
5296
5297     if (name_ != nil) {
5298         [name_ release];
5299         name_ = nil;
5300     }
5301
5302     [files_ removeAllObjects];
5303
5304     if (package != nil) {
5305         package_ = [package retain];
5306         name_ = [[package id] retain];
5307
5308         if (NSArray *files = [package files])
5309             [files_ addObjectsFromArray:files];
5310
5311         if ([files_ count] != 0) {
5312             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5313                 [files_ removeObjectAtIndex:0];
5314             [files_ sortUsingSelector:@selector(compareByPath:)];
5315
5316             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5317             [stack addObject:@"/"];
5318
5319             for (int i(0), e([files_ count]); i != e; ++i) {
5320                 NSString *file = [files_ objectAtIndex:i];
5321                 while (![file hasPrefix:[stack lastObject]])
5322                     [stack removeLastObject];
5323                 NSString *directory = [stack lastObject];
5324                 [stack addObject:[file stringByAppendingString:@"/"]];
5325                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5326                     ([stack count] - 2) * 3, "",
5327                     [file substringFromIndex:[directory length]]
5328                 ]];
5329             }
5330         }
5331     }
5332
5333     [list_ reloadData];
5334 }
5335
5336 - (void) reloadData {
5337     [self setPackage:[database_ packageWithName:name_]];
5338 }
5339
5340 @end
5341 /* }}} */
5342 /* Package Controller {{{ */
5343 @interface PackageController : CYBrowserController <
5344     UIActionSheetDelegate
5345 > {
5346     _transient Database *database_;
5347     Package *package_;
5348     NSString *name_;
5349     bool commercial_;
5350     NSMutableArray *buttons_;
5351     UIBarButtonItem *button_;
5352 }
5353
5354 - (id) initWithDatabase:(Database *)database;
5355 - (void) setPackage:(Package *)package;
5356
5357 @end
5358
5359 @implementation PackageController
5360
5361 - (void) dealloc {
5362     if (package_ != nil)
5363         [package_ release];
5364     if (name_ != nil)
5365         [name_ release];
5366
5367     [buttons_ release];
5368
5369     if (button_ != nil)
5370         [button_ release];
5371
5372     [super dealloc];
5373 }
5374
5375 - (void) release {
5376     if ([self retainCount] == 1)
5377         [delegate_ setPackageController:self];
5378     [super release];
5379 }
5380
5381 /* XXX: this is not safe at all... localization of /fail/ */
5382 - (void) _clickButtonWithName:(NSString *)name {
5383     if ([name isEqualToString:UCLocalize("CLEAR")])
5384         [delegate_ clearPackage:package_];
5385     else if ([name isEqualToString:UCLocalize("INSTALL")])
5386         [delegate_ installPackage:package_];
5387     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5388         [delegate_ installPackage:package_];
5389     else if ([name isEqualToString:UCLocalize("REMOVE")])
5390         [delegate_ removePackage:package_];
5391     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5392         [delegate_ installPackage:package_];
5393     else _assert(false);
5394 }
5395
5396 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5397     NSString *context([sheet context]);
5398
5399     if ([context isEqualToString:@"modify"]) {
5400         if (button != [sheet cancelButtonIndex]) {
5401             NSString *buttonName = [buttons_ objectAtIndex:button];
5402             [self _clickButtonWithName:buttonName];
5403         }
5404
5405         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5406     }
5407 }
5408
5409 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5410     [super webView:view didClearWindowObject:window forFrame:frame];
5411     [window setValue:package_ forKey:@"package"];
5412 }
5413
5414 - (bool) _allowJavaScriptPanel {
5415     return commercial_;
5416 }
5417
5418 #if !AlwaysReload
5419 - (void) _customButtonClicked {
5420     int count([buttons_ count]);
5421     if (count == 0)
5422         return;
5423
5424     if (count == 1)
5425         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5426     else {
5427         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5428         [buttons addObjectsFromArray:buttons_];
5429
5430         UIActionSheet *sheet = [[[UIActionSheet alloc]
5431             initWithTitle:nil
5432             delegate:self
5433             cancelButtonTitle:nil
5434             destructiveButtonTitle:nil
5435             otherButtonTitles:nil
5436         ] autorelease];
5437
5438         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5439         if (!IsWildcat_) {
5440            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5441            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5442         }
5443         [sheet setContext:@"modify"];
5444
5445         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5446     }
5447 }
5448
5449 // We don't want to allow non-commercial packages to do custom things to the install button,
5450 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5451 - (void) customButtonClicked {
5452     if (commercial_)
5453         [super customButtonClicked];
5454     else
5455         [self _customButtonClicked];
5456 }
5457
5458 - (void) reloadButtonClicked {
5459     // Don't reload a commerical package by tapping the loading button,
5460     // but if it's not an Install button, we should forward it on.
5461     if (![package_ uninstalled])
5462         [self _customButtonClicked];
5463 }
5464
5465 - (void) applyLoadingTitle {
5466     // Don't show "Loading" as the title. Ever.
5467 }
5468
5469 - (UIBarButtonItem *) rightButton {
5470     return button_;
5471 }
5472 #endif
5473
5474 - (id) initWithDatabase:(Database *)database {
5475     if ((self = [super init]) != nil) {
5476         database_ = database;
5477         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5478         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5479     } return self;
5480 }
5481
5482 - (void) setPackage:(Package *)package {
5483     if (package_ != nil) {
5484         [package_ autorelease];
5485         package_ = nil;
5486     }
5487
5488     if (name_ != nil) {
5489         [name_ release];
5490         name_ = nil;
5491     }
5492
5493     [buttons_ removeAllObjects];
5494
5495     if (package != nil) {
5496         [package parse];
5497
5498         package_ = [package retain];
5499         name_ = [[package id] retain];
5500         commercial_ = [package isCommercial];
5501
5502         if ([package_ mode] != nil)
5503             [buttons_ addObject:UCLocalize("CLEAR")];
5504         if ([package_ source] == nil);
5505         else if ([package_ upgradableAndEssential:NO])
5506             [buttons_ addObject:UCLocalize("UPGRADE")];
5507         else if ([package_ uninstalled])
5508             [buttons_ addObject:UCLocalize("INSTALL")];
5509         else
5510             [buttons_ addObject:UCLocalize("REINSTALL")];
5511         if (![package_ uninstalled])
5512             [buttons_ addObject:UCLocalize("REMOVE")];
5513     }
5514
5515     if (button_ != nil)
5516         [button_ release];
5517
5518     NSString *title;
5519     switch ([buttons_ count]) {
5520         case 0: title = nil; break;
5521         case 1: title = [buttons_ objectAtIndex:0]; break;
5522         default: title = UCLocalize("MODIFY"); break;
5523     }
5524
5525     button_ = [[UIBarButtonItem alloc]
5526         initWithTitle:title
5527         style:UIBarButtonItemStylePlain
5528         target:self
5529         action:@selector(customButtonClicked)
5530     ];
5531
5532     [self reloadURL];
5533 }
5534
5535 - (bool) isLoading {
5536     return commercial_ ? [super isLoading] : false;
5537 }
5538
5539 - (void) reloadData {
5540     [self setPackage:[database_ packageWithName:name_]];
5541 }
5542
5543 @end
5544 /* }}} */
5545 /* Package Table {{{ */
5546 @interface PackageTable : UIView <
5547     UITableViewDataSource,
5548     UITableViewDelegate
5549 > {
5550     _transient Database *database_;
5551     unsigned era_;
5552     NSMutableArray *packages_;
5553     NSMutableArray *sections_;
5554     UITableView *list_;
5555     NSMutableArray *index_;
5556     NSMutableDictionary *indices_;
5557     // XXX: this target_ seems to be delegate_. :(
5558     _transient id target_;
5559     SEL action_;
5560     // XXX: why do we even have this delegate_?
5561     _transient id delegate_;
5562 }
5563
5564 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action;
5565
5566 - (void) setDelegate:(id)delegate;
5567
5568 - (void) reloadData;
5569 - (void) resetCursor;
5570
5571 - (UITableView *) list;
5572
5573 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5574
5575 - (void) deselectWithAnimation:(BOOL)animated;
5576
5577 @end
5578
5579 @implementation PackageTable
5580
5581 - (void) dealloc {
5582     [packages_ release];
5583     [sections_ release];
5584     [list_ release];
5585     [index_ release];
5586     [indices_ release];
5587
5588     [super dealloc];
5589 }
5590
5591 + (BOOL) hasIndexedCollation {
5592     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
5593 }
5594
5595 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5596     NSInteger count([sections_ count]);
5597     return count == 0 ? 1 : count;
5598 }
5599
5600 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5601     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
5602         return nil;
5603     return [[sections_ objectAtIndex:section] name];
5604 }
5605
5606 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5607     if ([sections_ count] == 0)
5608         return 0;
5609     return [[sections_ objectAtIndex:section] count];
5610 }
5611
5612 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5613 @synchronized (database_) {
5614     if ([database_ era] != era_)
5615         return nil;
5616
5617     Section *section([sections_ objectAtIndex:[path section]]);
5618     NSInteger row([path row]);
5619     Package *package([packages_ objectAtIndex:([section row] + row)]);
5620     return [[package retain] autorelease];
5621 } }
5622
5623 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5624     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5625     if (cell == nil)
5626         cell = [[[PackageCell alloc] init] autorelease];
5627     [cell setPackage:[self packageAtIndexPath:path]];
5628     return cell;
5629 }
5630
5631 - (void) deselectWithAnimation:(BOOL)animated {
5632     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5633 }
5634
5635 /*- (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
5636     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
5637 }*/
5638
5639 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5640     Package *package([self packageAtIndexPath:path]);
5641     package = [database_ packageWithName:[package id]];
5642     [target_ performSelector:action_ withObject:package];
5643     return path;
5644 }
5645
5646 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5647     // XXX: is 20 the most optimal number here?
5648     return [packages_ count] > 20 ? index_ : nil;
5649 }
5650
5651 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5652     if ([[self class] hasIndexedCollation]) {
5653         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
5654     }
5655
5656     return index;
5657 }
5658
5659 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action {
5660     if ((self = [super initWithFrame:frame]) != nil) {
5661         database_ = database;
5662
5663         target_ = target;
5664         action_ = action;
5665
5666         index_ = [[self class] hasIndexedCollation]
5667             ? [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
5668             : [[NSMutableArray alloc] initWithCapacity:32];
5669         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5670
5671         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5672         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5673
5674         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5675         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5676         [list_ setRowHeight:73.0f];
5677         [self addSubview:list_];
5678
5679         [list_ setDataSource:self];
5680         [list_ setDelegate:self];
5681     } return self;
5682 }
5683
5684 - (void) setDelegate:(id)delegate {
5685     delegate_ = delegate;
5686 }
5687
5688 - (bool) hasPackage:(Package *)package {
5689     return true;
5690 }
5691
5692 - (void) reloadData {
5693     era_ = [database_ era];
5694     NSArray *packages = [database_ packages];
5695
5696     [packages_ removeAllObjects];
5697     [sections_ removeAllObjects];
5698
5699     _profile(PackageTable$reloadData$Filter)
5700         for (Package *package in packages)
5701             if ([self hasPackage:package])
5702                 [packages_ addObject:package];
5703     _end
5704
5705     [indices_ removeAllObjects];
5706
5707     Section *section = nil;
5708
5709     if ([[self class] hasIndexedCollation]) {
5710         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
5711         NSArray *titles = [collation sectionIndexTitles];
5712         int secidx = -1;
5713
5714         _profile(PackageTable$reloadData$Section)
5715             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5716                 Package *package;
5717                 int index;
5718
5719                 _profile(PackageTable$reloadData$Section$Package)
5720                     package = [packages_ objectAtIndex:offset];
5721                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
5722                 _end
5723
5724                 while (secidx < index) {
5725                     secidx += 1;
5726
5727                     _profile(PackageTable$reloadData$Section$Allocate)
5728                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
5729                     _end
5730
5731                     _profile(PackageTable$reloadData$Section$Add)
5732                         [sections_ addObject:section];
5733                     _end
5734                 }
5735
5736                 [section addToCount];
5737             }
5738         _end
5739     } else {
5740         [index_ removeAllObjects];
5741
5742         _profile(PackageTable$reloadData$Section)
5743             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5744                 Package *package;
5745                 unichar index;
5746
5747                 _profile(PackageTable$reloadData$Section$Package)
5748                     package = [packages_ objectAtIndex:offset];
5749                     index = [package index];
5750                 _end
5751
5752                 if (section == nil || [section index] != index) {
5753                     _profile(PackageTable$reloadData$Section$Allocate)
5754                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5755                     _end
5756
5757                     [index_ addObject:[section name]];
5758                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5759
5760                     _profile(PackageTable$reloadData$Section$Add)
5761                         [sections_ addObject:section];
5762                     _end
5763                 }
5764
5765                 [section addToCount];
5766             }
5767         _end
5768     }
5769
5770     _profile(PackageTable$reloadData$List)
5771         [list_ reloadData];
5772     _end
5773 }
5774
5775 - (void) resetCursor {
5776     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5777 }
5778
5779 - (UITableView *) list {
5780     return list_;
5781 }
5782
5783 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5784     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5785 }
5786
5787 @end
5788 /* }}} */
5789 /* Filtered Package Table {{{ */
5790 @interface FilteredPackageTable : PackageTable {
5791     SEL filter_;
5792     IMP imp_;
5793     id object_;
5794 }
5795
5796 - (void) setObject:(id)object;
5797 - (void) setObject:(id)object forFilter:(SEL)filter;
5798
5799 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object;
5800
5801 @end
5802
5803 @implementation FilteredPackageTable
5804
5805 - (void) dealloc {
5806     if (object_ != nil)
5807         [object_ release];
5808     [super dealloc];
5809 }
5810
5811 - (void) setFilter:(SEL)filter {
5812     filter_ = filter;
5813
5814     /* XXX: this is an unsafe optimization of doomy hell */
5815     Method method(class_getInstanceMethod([Package class], filter));
5816     _assert(method != NULL);
5817     imp_ = method_getImplementation(method);
5818     _assert(imp_ != NULL);
5819 }
5820
5821 - (void) setObject:(id)object {
5822     if (object_ != nil)
5823         [object_ release];
5824     if (object == nil)
5825         object_ = nil;
5826     else
5827         object_ = [object retain];
5828 }
5829
5830 - (void) setObject:(id)object forFilter:(SEL)filter {
5831     [self setFilter:filter];
5832     [self setObject:object];
5833 }
5834
5835 - (bool) hasPackage:(Package *)package {
5836     _profile(FilteredPackageTable$hasPackage)
5837         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5838     _end
5839 }
5840
5841 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object {
5842     if ((self = [super initWithFrame:frame database:database target:target action:action]) != nil) {
5843         [self setFilter:filter];
5844         object_ = [object retain];
5845         [self reloadData];
5846     } return self;
5847 }
5848
5849 @end
5850 /* }}} */
5851
5852 /* Filtered Package Controller {{{ */
5853 @interface FilteredPackageController : CYViewController {
5854     _transient Database *database_;
5855     FilteredPackageTable *packages_;
5856     NSString *title_;
5857 }
5858
5859 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5860
5861 @end
5862
5863 @implementation FilteredPackageController
5864
5865 - (void) dealloc {
5866     [packages_ release];
5867     [title_ release];
5868
5869     [super dealloc];
5870 }
5871
5872 - (void) viewDidAppear:(BOOL)animated {
5873     [super viewDidAppear:animated];
5874     [packages_ deselectWithAnimation:animated];
5875 }
5876
5877 - (void) didSelectPackage:(Package *)package {
5878     PackageController *view([delegate_ packageController]);
5879     [view setPackage:package];
5880     [view setDelegate:delegate_];
5881     [[self navigationController] pushViewController:view animated:YES];
5882 }
5883
5884 - (NSString *) title { return title_; }
5885
5886 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5887     if ((self = [super init]) != nil) {
5888         database_ = database;
5889         title_ = [title copy];
5890         [[self navigationItem] setTitle:title_];
5891
5892         packages_ = [[FilteredPackageTable alloc]
5893             initWithFrame:[[self view] bounds]
5894             database:database
5895             target:self
5896             action:@selector(didSelectPackage:)
5897             filter:filter
5898             with:object
5899         ];
5900
5901         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5902         [[self view] addSubview:packages_];
5903     } return self;
5904 }
5905
5906 - (void) reloadData {
5907     [packages_ reloadData];
5908 }
5909
5910 - (void) setDelegate:(id)delegate {
5911     [super setDelegate:delegate];
5912     [packages_ setDelegate:delegate];
5913 }
5914
5915 @end
5916
5917 /* }}} */
5918
5919 /* Source Cell {{{ */
5920 @interface SourceCell : CYTableViewCell <
5921     ContentDelegate
5922 > {
5923     UIImage *icon_;
5924     NSString *origin_;
5925     NSString *description_;
5926     NSString *label_;
5927 }
5928
5929 - (void) setSource:(Source *)source;
5930
5931 @end
5932
5933 @implementation SourceCell
5934
5935 - (void) clearSource {
5936     [icon_ release];
5937     [origin_ release];
5938     [description_ release];
5939     [label_ release];
5940
5941     icon_ = nil;
5942     origin_ = nil;
5943     description_ = nil;
5944     label_ = nil;
5945 }
5946
5947 - (void) setSource:(Source *)source {
5948     [self clearSource];
5949
5950     if (icon_ == nil)
5951         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5952     if (icon_ == nil)
5953         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5954     icon_ = [icon_ retain];
5955
5956     origin_ = [[source name] retain];
5957     label_ = [[source uri] retain];
5958     description_ = [[source description] retain];
5959
5960     [content_ setNeedsDisplay];
5961 }
5962
5963 - (void) dealloc {
5964     [self clearSource];
5965     [super dealloc];
5966 }
5967
5968 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5969     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5970         UIView *content([self contentView]);
5971         CGRect bounds([content bounds]);
5972
5973         content_ = [[ContentView alloc] initWithFrame:bounds];
5974         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5975         [content_ setBackgroundColor:[UIColor whiteColor]];
5976         [content addSubview:content_];
5977
5978         [content_ setDelegate:self];
5979         [content_ setOpaque:YES];
5980     } return self;
5981 }
5982
5983 - (void) drawContentRect:(CGRect)rect {
5984     bool highlighted(highlighted_);
5985     float width(rect.size.width);
5986
5987     if (icon_ != nil)
5988         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5989
5990     if (highlighted)
5991         UISetColor(White_);
5992
5993     if (!highlighted)
5994         UISetColor(Black_);
5995     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5996
5997     if (!highlighted)
5998         UISetColor(Blue_);
5999     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
6000
6001     if (!highlighted)
6002         UISetColor(Gray_);
6003     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 40) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
6004 }
6005
6006 @end
6007 /* }}} */
6008 /* Source Table {{{ */
6009 @interface SourceController : CYViewController <
6010     UITableViewDataSource,
6011     UITableViewDelegate
6012 > {
6013     _transient Database *database_;
6014     UITableView *list_;
6015     NSMutableArray *sources_;
6016     int offset_;
6017
6018     NSString *href_;
6019     UIProgressHUD *hud_;
6020     NSError *error_;
6021
6022     //NSURLConnection *installer_;
6023     NSURLConnection *trivial_;
6024     NSURLConnection *trivial_bz2_;
6025     NSURLConnection *trivial_gz_;
6026     //NSURLConnection *automatic_;
6027
6028     BOOL cydia_;
6029 }
6030
6031 - (id) initWithDatabase:(Database *)database;
6032
6033 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
6034
6035 @end
6036
6037 @implementation SourceController
6038
6039 - (void) _releaseConnection:(NSURLConnection *)connection {
6040     if (connection != nil) {
6041         [connection cancel];
6042         //[connection setDelegate:nil];
6043         [connection release];
6044     }
6045 }
6046
6047 - (void) dealloc {
6048     if (href_ != nil)
6049         [href_ release];
6050     if (hud_ != nil)
6051         [hud_ release];
6052     if (error_ != nil)
6053         [error_ release];
6054
6055     //[self _releaseConnection:installer_];
6056     [self _releaseConnection:trivial_];
6057     [self _releaseConnection:trivial_gz_];
6058     [self _releaseConnection:trivial_bz2_];
6059     //[self _releaseConnection:automatic_];
6060
6061     [sources_ release];
6062     [list_ release];
6063     [super dealloc];
6064 }
6065
6066 - (void) viewDidAppear:(BOOL)animated {
6067     [super viewDidAppear:animated];
6068     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6069 }
6070
6071 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
6072     return offset_ == 0 ? 1 : 2;
6073 }
6074
6075 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
6076     switch (section + (offset_ == 0 ? 1 : 0)) {
6077         case 0: return UCLocalize("ENTERED_BY_USER");
6078         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
6079
6080         _nodefault
6081     }
6082 }
6083
6084 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6085     int count = [sources_ count];
6086     switch (section) {
6087         case 0: return (offset_ == 0 ? count : offset_);
6088         case 1: return count - offset_;
6089
6090         _nodefault
6091     }
6092 }
6093
6094 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
6095     unsigned idx = 0;
6096     switch (indexPath.section) {
6097         case 0: idx = indexPath.row; break;
6098         case 1: idx = indexPath.row + offset_; break;
6099
6100         _nodefault
6101     }
6102     return [sources_ objectAtIndex:idx];
6103 }
6104
6105 - (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6106     Source *source = [self sourceAtIndexPath:indexPath];
6107     return [source description] == nil ? 56 : 73;
6108 }
6109
6110 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6111     static NSString *cellIdentifier = @"SourceCell";
6112
6113     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
6114     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
6115     [cell setSource:[self sourceAtIndexPath:indexPath]];
6116
6117     return cell;
6118 }
6119
6120 - (UITableViewCellAccessoryType) tableView:(UITableView *)tableView accessoryTypeForRowWithIndexPath:(NSIndexPath *)indexPath {
6121     return UITableViewCellAccessoryDisclosureIndicator;
6122 }
6123
6124 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
6125     Source *source = [self sourceAtIndexPath:indexPath];
6126
6127     FilteredPackageController *packages = [[[FilteredPackageController alloc]
6128         initWithDatabase:database_
6129         title:[source label]
6130         filter:@selector(isVisibleInSource:)
6131         with:source
6132     ] autorelease];
6133
6134     [packages setDelegate:delegate_];
6135
6136     [[self navigationController] pushViewController:packages animated:YES];
6137 }
6138
6139 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
6140     Source *source = [self sourceAtIndexPath:indexPath];
6141     return [source record] != nil;
6142 }
6143
6144 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
6145     Source *source = [self sourceAtIndexPath:indexPath];
6146     [Sources_ removeObjectForKey:[source key]];
6147     [delegate_ syncData];
6148 }
6149
6150 - (void) complete {
6151     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
6152         @"deb", @"Type",
6153         href_, @"URI",
6154         @"./", @"Distribution",
6155     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
6156
6157     [delegate_ syncData];
6158 }
6159
6160 - (NSString *) getWarning {
6161     NSString *href(href_);
6162     NSRange colon([href rangeOfString:@"://"]);
6163     if (colon.location != NSNotFound)
6164         href = [href substringFromIndex:(colon.location + 3)];
6165     href = [href stringByAddingPercentEscapes];
6166     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
6167     href = [href stringByCachingURLWithCurrentCDN];
6168
6169     NSURL *url([NSURL URLWithString:href]);
6170
6171     NSStringEncoding encoding;
6172     NSError *error(nil);
6173
6174     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
6175         return [warning length] == 0 ? nil : warning;
6176     return nil;
6177 }
6178
6179 - (void) _endConnection:(NSURLConnection *)connection {
6180     // XXX: the memory management in this method is horribly awkward
6181
6182     NSURLConnection **field = NULL;
6183     if (connection == trivial_)
6184         field = &trivial_;
6185     else if (connection == trivial_bz2_)
6186         field = &trivial_bz2_;
6187     else if (connection == trivial_gz_)
6188         field = &trivial_gz_;
6189     _assert(field != NULL);
6190     [connection release];
6191     *field = nil;
6192
6193     if (
6194         trivial_ == nil &&
6195         trivial_bz2_ == nil &&
6196         trivial_gz_ == nil
6197     ) {
6198         bool defer(false);
6199
6200         if (cydia_) {
6201             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
6202                 defer = true;
6203
6204                 UIAlertView *alert = [[[UIAlertView alloc]
6205                     initWithTitle:UCLocalize("SOURCE_WARNING")
6206                     message:warning
6207                     delegate:self
6208                     cancelButtonTitle:UCLocalize("CANCEL")
6209                     otherButtonTitles:UCLocalize("ADD_ANYWAY"), nil
6210                 ] autorelease];
6211
6212                 [alert setContext:@"warning"];
6213                 [alert setNumberOfRows:1];
6214                 [alert show];
6215             } else
6216                 [self complete];
6217         } else if (error_ != nil) {
6218             UIAlertView *alert = [[[UIAlertView alloc]
6219                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
6220                 message:[error_ localizedDescription]
6221                 delegate:self
6222                 cancelButtonTitle:UCLocalize("OK")
6223                 otherButtonTitles:nil
6224             ] autorelease];
6225
6226             [alert setContext:@"urlerror"];
6227             [alert show];
6228         } else {
6229             UIAlertView *alert = [[[UIAlertView alloc]
6230                 initWithTitle:UCLocalize("NOT_REPOSITORY")
6231                 message:UCLocalize("NOT_REPOSITORY_EX")
6232                 delegate:self
6233                 cancelButtonTitle:UCLocalize("OK")
6234                 otherButtonTitles:nil
6235             ] autorelease];
6236
6237             [alert setContext:@"trivial"];
6238             [alert show];
6239         }
6240
6241         [delegate_ setStatusBarShowsProgress:NO];
6242         [delegate_ removeProgressHUD:hud_];
6243
6244         [hud_ autorelease];
6245         hud_ = nil;
6246
6247         if (!defer) {
6248             [href_ release];
6249             href_ = nil;
6250         }
6251
6252         if (error_ != nil) {
6253             [error_ release];
6254             error_ = nil;
6255         }
6256     }
6257 }
6258
6259 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
6260     switch ([response statusCode]) {
6261         case 200:
6262             cydia_ = YES;
6263     }
6264 }
6265
6266 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
6267     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
6268     if (error_ != nil)
6269         error_ = [error retain];
6270     [self _endConnection:connection];
6271 }
6272
6273 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
6274     [self _endConnection:connection];
6275 }
6276
6277 - (NSString *) title { return UCLocalize("SOURCES"); }
6278
6279 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
6280     NSMutableURLRequest *request = [NSMutableURLRequest
6281         requestWithURL:[NSURL URLWithString:href]
6282         cachePolicy:NSURLRequestUseProtocolCachePolicy
6283         timeoutInterval:120.0
6284     ];
6285
6286     [request setHTTPMethod:method];
6287
6288     if (Machine_ != NULL)
6289         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
6290     if (UniqueID_ != nil)
6291         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6292     if (Role_ != nil)
6293         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
6294
6295     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
6296 }
6297
6298 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
6299     NSString *context([alert context]);
6300
6301     if ([context isEqualToString:@"source"]) {
6302         switch (button) {
6303             case 1: {
6304                 NSString *href = [[alert textField] text];
6305
6306                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
6307
6308                 if (![href hasSuffix:@"/"])
6309                     href_ = [href stringByAppendingString:@"/"];
6310                 else
6311                     href_ = href;
6312                 href_ = [href_ retain];
6313
6314                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
6315                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
6316                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
6317                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
6318
6319                 cydia_ = false;
6320
6321                 // XXX: this is stupid
6322                 hud_ = [[delegate_ addProgressHUD] retain];
6323                 [hud_ setText:UCLocalize("VERIFYING_URL")];
6324             } break;
6325
6326             case 0:
6327             break;
6328
6329             _nodefault
6330         }
6331
6332         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6333     } else if ([context isEqualToString:@"trivial"])
6334         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6335     else if ([context isEqualToString:@"urlerror"])
6336         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6337     else if ([context isEqualToString:@"warning"]) {
6338         switch (button) {
6339             case 1:
6340                 [self complete];
6341             break;
6342
6343             case 0:
6344             break;
6345
6346             _nodefault
6347         }
6348
6349         [href_ release];
6350         href_ = nil;
6351
6352         [alert dismissWithClickedButtonIndex:-1 animated:YES];
6353     }
6354 }
6355
6356 - (id) initWithDatabase:(Database *)database {
6357     if ((self = [super init]) != nil) {
6358         [[self navigationItem] setTitle:UCLocalize("SOURCES")];
6359         [self updateButtonsForEditingStatus:NO animated:NO];
6360
6361         database_ = database;
6362         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
6363
6364         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6365         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6366         [[self view] addSubview:list_];
6367
6368         [list_ setDataSource:self];
6369         [list_ setDelegate:self];
6370
6371         [self reloadData];
6372     } return self;
6373 }
6374
6375 - (void) reloadData {
6376     pkgSourceList list;
6377     if (!list.ReadMainList())
6378         return;
6379
6380     [sources_ removeAllObjects];
6381     [sources_ addObjectsFromArray:[database_ sources]];
6382     _trace();
6383     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
6384     _trace();
6385
6386     int count([sources_ count]);
6387     offset_ = 0;
6388     for (int i = 0; i != count; i++) {
6389         if ([[sources_ objectAtIndex:i] record] == nil)
6390             break;
6391         offset_++;
6392     }
6393
6394     [list_ setEditing:NO];
6395     [self updateButtonsForEditingStatus:NO animated:NO];
6396     [list_ reloadData];
6397 }
6398
6399 - (void) addButtonClicked {
6400     /*[book_ pushPage:[[[AddSourceController alloc]
6401         initWithBook:book_
6402         database:database_
6403     ] autorelease]];*/
6404
6405     UIAlertView *alert = [[[UIAlertView alloc]
6406         initWithTitle:UCLocalize("ENTER_APT_URL")
6407         message:nil
6408         delegate:self
6409         cancelButtonTitle:UCLocalize("CANCEL")
6410         otherButtonTitles:UCLocalize("ADD_SOURCE"), nil
6411     ] autorelease];
6412
6413     [alert setContext:@"source"];
6414     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
6415
6416     [alert setNumberOfRows:1];
6417     [alert addTextFieldWithValue:@"http://" label:@""];
6418
6419     UITextInputTraits *traits = [[alert textField] textInputTraits];
6420     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
6421     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
6422     [traits setKeyboardType:UIKeyboardTypeURL];
6423     // XXX: UIReturnKeyDone
6424     [traits setReturnKeyType:UIReturnKeyNext];
6425
6426     [alert show];
6427 }
6428
6429 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
6430     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
6431         initWithTitle:UCLocalize("ADD")
6432         style:UIBarButtonItemStylePlain
6433         target:self
6434         action:@selector(addButtonClicked)
6435     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
6436
6437     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6438         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
6439         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
6440         target:self
6441         action:@selector(editButtonClicked)
6442     ] autorelease] animated:animated];
6443
6444     if (IsWildcat_ && !editing)
6445         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6446             initWithTitle:UCLocalize("SETTINGS")
6447             style:UIBarButtonItemStylePlain
6448             target:self
6449             action:@selector(settingsButtonClicked)
6450         ] autorelease]];
6451 }
6452
6453 - (void) settingsButtonClicked {
6454     [delegate_ showSettings];
6455 }
6456
6457 - (void) editButtonClicked {
6458     [list_ setEditing:![list_ isEditing] animated:YES];
6459
6460     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
6461 }
6462
6463 @end
6464 /* }}} */
6465
6466 /* Installed Controller {{{ */
6467 @interface InstalledController : FilteredPackageController {
6468     BOOL expert_;
6469 }
6470
6471 - (id) initWithDatabase:(Database *)database;
6472
6473 - (void) updateRoleButton;
6474 - (void) queueStatusDidChange;
6475
6476 @end
6477
6478 @implementation InstalledController
6479
6480 - (void) dealloc {
6481     [super dealloc];
6482 }
6483
6484 - (NSString *) title { return UCLocalize("INSTALLED"); }
6485
6486 - (id) initWithDatabase:(Database *)database {
6487     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
6488         [self updateRoleButton];
6489         [self queueStatusDidChange];
6490     } return self;
6491 }
6492
6493 #if !AlwaysReload
6494 - (void) queueButtonClicked {
6495     [delegate_ queue];
6496 }
6497 #endif
6498
6499 - (void) queueStatusDidChange {
6500 #if !AlwaysReload
6501     if (IsWildcat_) {
6502         if (Queuing_) {
6503             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6504                 initWithTitle:UCLocalize("QUEUE")
6505                 style:UIBarButtonItemStyleDone
6506                 target:self
6507                 action:@selector(queueButtonClicked)
6508             ] autorelease]];
6509         } else {
6510             [[self navigationItem] setLeftBarButtonItem:nil];
6511         }
6512     }
6513 #endif
6514 }
6515
6516 - (void) reloadData {
6517     [packages_ reloadData];
6518 }
6519
6520 - (void) updateRoleButton {
6521     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
6522         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6523             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
6524             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
6525             target:self
6526             action:@selector(roleButtonClicked)
6527         ] autorelease]];
6528 }
6529
6530 - (void) roleButtonClicked {
6531     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6532     [packages_ reloadData];
6533     expert_ = !expert_;
6534
6535     [self updateRoleButton];
6536 }
6537
6538 - (void) setDelegate:(id)delegate {
6539     [super setDelegate:delegate];
6540     [packages_ setDelegate:delegate];
6541 }
6542
6543 @end
6544 /* }}} */
6545
6546 /* Home Controller {{{ */
6547 @interface HomeController : CYBrowserController {
6548 }
6549
6550 @end
6551
6552 @implementation HomeController
6553
6554 + (BOOL)shouldHideNavigationBar {
6555     return NO;
6556 }
6557
6558 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6559     [super _setMoreHeaders:request];
6560
6561     if (ChipID_ != nil)
6562         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6563     if (UniqueID_ != nil)
6564         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6565     if (PLMN_ != nil)
6566         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6567 }
6568
6569 - (void) aboutButtonClicked {
6570     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6571
6572     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6573     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6574     [alert setCancelButtonIndex:0];
6575
6576     [alert setMessage:
6577         @"Copyright (C) 2008-2010\n"
6578         "Jay Freeman (saurik)\n"
6579         "saurik@saurik.com\n"
6580         "http://www.saurik.com/"
6581     ];
6582
6583     [alert show];
6584 }
6585
6586 - (void) viewWillAppear:(BOOL)animated {
6587     [super viewWillAppear:animated];
6588
6589     if ([[self class] shouldHideNavigationBar])
6590         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6591 }
6592
6593 - (void) viewWillDisappear:(BOOL)animated {
6594     [super viewWillDisappear:animated];
6595
6596     if ([[self class] shouldHideNavigationBar])
6597         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6598 }
6599
6600 - (id) init {
6601     if ((self = [super init]) != nil) {
6602         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6603             initWithTitle:UCLocalize("ABOUT")
6604             style:UIBarButtonItemStylePlain
6605             target:self
6606             action:@selector(aboutButtonClicked)
6607         ] autorelease]];
6608     } return self;
6609 }
6610
6611 @end
6612 /* }}} */
6613 /* Manage Controller {{{ */
6614 @interface ManageController : CYBrowserController {
6615 }
6616
6617 - (void) queueStatusDidChange;
6618 @end
6619
6620 @implementation ManageController
6621
6622 - (id) init {
6623     if ((self = [super init]) != nil) {
6624         [[self navigationItem] setTitle:UCLocalize("MANAGE")];
6625
6626         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6627             initWithTitle:UCLocalize("SETTINGS")
6628             style:UIBarButtonItemStylePlain
6629             target:self
6630             action:@selector(settingsButtonClicked)
6631         ] autorelease]];
6632
6633         [self queueStatusDidChange];
6634     } return self;
6635 }
6636
6637 - (void) settingsButtonClicked {
6638     [delegate_ showSettings];
6639 }
6640
6641 #if !AlwaysReload
6642 - (void) queueButtonClicked {
6643     [delegate_ queue];
6644 }
6645
6646 - (void) applyLoadingTitle {
6647     // No "Loading" title.
6648 }
6649
6650 - (void) applyRightButton {
6651     // No right button.
6652 }
6653 #endif
6654
6655 - (void) queueStatusDidChange {
6656 #if !AlwaysReload
6657     if (!IsWildcat_ && Queuing_) {
6658         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6659             initWithTitle:UCLocalize("QUEUE")
6660             style:UIBarButtonItemStyleDone
6661             target:self
6662             action:@selector(queueButtonClicked)
6663         ] autorelease]];
6664     } else {
6665         [[self navigationItem] setRightBarButtonItem:nil];
6666     }
6667 #endif
6668 }
6669
6670 - (bool) isLoading {
6671     return false;
6672 }
6673
6674 @end
6675 /* }}} */
6676
6677 /* Refresh Bar {{{ */
6678 @interface RefreshBar : UINavigationBar {
6679     UIProgressIndicator *indicator_;
6680     UITextLabel *prompt_;
6681     UIProgressBar *progress_;
6682     UINavigationButton *cancel_;
6683 }
6684
6685 @end
6686
6687 @implementation RefreshBar
6688
6689 - (void) dealloc {
6690     [indicator_ release];
6691     [prompt_ release];
6692     [progress_ release];
6693     [cancel_ release];
6694     [super dealloc];
6695 }
6696
6697 - (void) positionViews {
6698     CGRect frame = [cancel_ frame];
6699     frame.size = [cancel_ sizeThatFits:frame.size];
6700     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6701     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6702     [cancel_ setFrame:frame];
6703
6704     CGSize prgsize = {75, 100};
6705     CGRect prgrect = {{
6706         [self frame].size.width - prgsize.width - 10,
6707         ([self frame].size.height - prgsize.height) / 2
6708     } , prgsize};
6709     [progress_ setFrame:prgrect];
6710
6711     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6712     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6713     CGRect indrect = {{indoffset, indoffset}, indsize};
6714     [indicator_ setFrame:indrect];
6715
6716     CGSize prmsize = {215, indsize.height + 4};
6717     CGRect prmrect = {{
6718         indoffset * 2 + indsize.width,
6719         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6720     }, prmsize};
6721     [prompt_ setFrame:prmrect];
6722 }
6723
6724 - (void)setFrame:(CGRect)frame {
6725     [super setFrame:frame];
6726
6727     [self positionViews];
6728 }
6729
6730 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6731     if ((self = [super initWithFrame:frame])) {
6732         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6733
6734         [self setBarStyle:UIBarStyleBlack];
6735
6736         UIBarStyle barstyle([self _barStyle:NO]);
6737         bool ugly(barstyle == UIBarStyleDefault);
6738
6739         UIProgressIndicatorStyle style = ugly ?
6740             UIProgressIndicatorStyleMediumBrown :
6741             UIProgressIndicatorStyleMediumWhite;
6742
6743         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6744         [indicator_ setStyle:style];
6745         [indicator_ startAnimation];
6746         [self addSubview:indicator_];
6747
6748         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6749         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6750         [prompt_ setBackgroundColor:[UIColor clearColor]];
6751         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6752         [self addSubview:prompt_];
6753
6754         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6755         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6756         [progress_ setStyle:0];
6757         [self addSubview:progress_];
6758
6759         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6760         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6761         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6762         [cancel_ setBarStyle:barstyle];
6763
6764         [self positionViews];
6765     } return self;
6766 }
6767
6768 - (void) cancel {
6769     [cancel_ removeFromSuperview];
6770 }
6771
6772 - (void) start {
6773     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6774     [progress_ setProgress:0];
6775     [self addSubview:cancel_];
6776 }
6777
6778 - (void) stop {
6779     [cancel_ removeFromSuperview];
6780 }
6781
6782 - (void) setPrompt:(NSString *)prompt {
6783     [prompt_ setText:prompt];
6784 }
6785
6786 - (void) setProgress:(float)progress {
6787     [progress_ setProgress:progress];
6788 }
6789
6790 @end
6791 /* }}} */
6792
6793 @class CYNavigationController;
6794
6795 /* Cydia Tab Bar Controller {{{ */
6796 @interface CYTabBarController : UITabBarController <
6797     ProgressDelegate
6798 > {
6799     _transient Database *database_;
6800     RefreshBar *refreshbar_;
6801
6802     bool dropped_;
6803     bool updating_;
6804     // XXX: ok, "updatedelegate_"?...
6805     _transient NSObject<CydiaDelegate> *updatedelegate_;
6806
6807     id root_;
6808 }
6809
6810 - (void) dropBar:(BOOL)animated;
6811 - (void) beginUpdate;
6812 - (void) raiseBar:(BOOL)animated;
6813 - (BOOL) updating;
6814
6815 @end
6816
6817 @implementation CYTabBarController
6818
6819 /* XXX: some logic should probably go here related to
6820 freeing the view controllers on tab change */
6821
6822 - (void) reloadData {
6823     size_t count([[self viewControllers] count]);
6824     for (size_t i(0); i != count; ++i) {
6825         CYNavigationController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6826         [page reloadData];
6827     }
6828 }
6829
6830 - (id) initWithDatabase:(Database *)database {
6831     if ((self = [super init]) != nil) {
6832         database_ = database;
6833
6834         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6835         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6836
6837         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6838     } return self;
6839 }
6840
6841 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
6842     return IsWildcat_ || orientation == UIInterfaceOrientationPortrait;
6843 }
6844
6845 - (void) setUpdate:(NSDate *)date {
6846     [self beginUpdate];
6847 }
6848
6849 - (void) beginUpdate {
6850     [refreshbar_ start];
6851     [self dropBar:YES];
6852
6853     [updatedelegate_ retainNetworkActivityIndicator];
6854     updating_ = true;
6855
6856     [NSThread
6857         detachNewThreadSelector:@selector(performUpdate)
6858         toTarget:self
6859         withObject:nil
6860     ];
6861 }
6862
6863 - (void) performUpdate { _pooled
6864     Status status;
6865     status.setDelegate(self);
6866     [database_ updateWithStatus:status];
6867
6868     [self
6869         performSelectorOnMainThread:@selector(completeUpdate)
6870         withObject:nil
6871         waitUntilDone:NO
6872     ];
6873 }
6874
6875 - (void) stopUpdateWithSelector:(SEL)selector {
6876     updating_ = false;
6877     [updatedelegate_ releaseNetworkActivityIndicator];
6878
6879     [self raiseBar:YES];
6880     [refreshbar_ stop];
6881
6882     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6883 }
6884
6885 - (void) completeUpdate {
6886     if (!updating_)
6887         return;
6888     [self stopUpdateWithSelector:@selector(reloadData)];
6889 }
6890
6891 - (void) cancelUpdate {
6892     [self stopUpdateWithSelector:@selector(updateData)];
6893 }
6894
6895 - (void) cancelPressed {
6896     [self cancelUpdate];
6897 }
6898
6899 - (BOOL) updating {
6900     return updating_;
6901 }
6902
6903 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6904     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6905 }
6906
6907 - (void) startProgress {
6908 }
6909
6910 - (void) setProgressTitle:(NSString *)title {
6911     [self
6912         performSelectorOnMainThread:@selector(_setProgressTitle:)
6913         withObject:title
6914         waitUntilDone:YES
6915     ];
6916 }
6917
6918 - (bool) isCancelling:(size_t)received {
6919     return !updating_;
6920 }
6921
6922 - (void) setProgressPercent:(float)percent {
6923     [self
6924         performSelectorOnMainThread:@selector(_setProgressPercent:)
6925         withObject:[NSNumber numberWithFloat:percent]
6926         waitUntilDone:YES
6927     ];
6928 }
6929
6930 - (void) addProgressOutput:(NSString *)output {
6931     [self
6932         performSelectorOnMainThread:@selector(_addProgressOutput:)
6933         withObject:output
6934         waitUntilDone:YES
6935     ];
6936 }
6937
6938 - (void) _setProgressTitle:(NSString *)title {
6939     [refreshbar_ setPrompt:title];
6940 }
6941
6942 - (void) _setProgressPercent:(NSNumber *)percent {
6943     [refreshbar_ setProgress:[percent floatValue]];
6944 }
6945
6946 - (void) _addProgressOutput:(NSString *)output {
6947 }
6948
6949 - (void) setUpdateDelegate:(id)delegate {
6950     updatedelegate_ = delegate;
6951 }
6952
6953 - (CGFloat) statusBarHeight {
6954     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6955         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6956     } else {
6957         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6958     }
6959 }
6960
6961 - (UIView *) transitionView {
6962     if ([self respondsToSelector:@selector(_transitionView)])
6963         return [self _transitionView];
6964     else
6965         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6966 }
6967
6968 - (void) dropBar:(BOOL)animated {
6969     if (dropped_)
6970         return;
6971     dropped_ = true;
6972
6973     UIView *transition([self transitionView]);
6974     [[self view] addSubview:refreshbar_];
6975
6976     CGRect barframe([refreshbar_ frame]);
6977
6978     if (false) // XXX: _UIApplicationLinkedOnOrAfter(4)
6979         barframe.origin.y = [self statusBarHeight];
6980     else
6981         barframe.origin.y = 0;
6982
6983     [refreshbar_ setFrame:barframe];
6984
6985     if (animated)
6986         [UIView beginAnimations:nil context:NULL];
6987
6988     CGRect viewframe = [transition frame];
6989     viewframe.origin.y += barframe.size.height;
6990     viewframe.size.height -= barframe.size.height;
6991     [transition setFrame:viewframe];
6992
6993     if (animated)
6994         [UIView commitAnimations];
6995
6996     // Ensure bar has the proper width for our view, it might have changed
6997     barframe.size.width = viewframe.size.width;
6998     [refreshbar_ setFrame:barframe];
6999
7000     // XXX: fix Apple's layout bug
7001     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7002 }
7003
7004 - (void) raiseBar:(BOOL)animated {
7005     if (!dropped_)
7006         return;
7007     dropped_ = false;
7008
7009     UIView *transition([self transitionView]);
7010     [refreshbar_ removeFromSuperview];
7011
7012     CGRect barframe([refreshbar_ frame]);
7013
7014     if (animated)
7015         [UIView beginAnimations:nil context:NULL];
7016
7017     CGRect viewframe = [transition frame];
7018     viewframe.origin.y -= barframe.size.height;
7019     viewframe.size.height += barframe.size.height;
7020     [transition setFrame:viewframe];
7021
7022     if (animated)
7023         [UIView commitAnimations];
7024
7025     // XXX: fix Apple's layout bug
7026     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7027 }
7028
7029 #if 0
7030 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7031     // XXX: fix Apple's layout bug
7032     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7033 }
7034 #endif
7035
7036 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7037     bool dropped(dropped_);
7038
7039     if (dropped)
7040         [self raiseBar:NO];
7041
7042     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7043
7044     if (dropped)
7045         [self dropBar:NO];
7046
7047     // XXX: fix Apple's layout bug
7048     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7049 }
7050
7051 - (void) statusBarFrameChanged:(NSNotification *)notification {
7052     if (dropped_) {
7053         [self raiseBar:NO];
7054         [self dropBar:NO];
7055     }
7056 }
7057
7058 - (void) dealloc {
7059     [refreshbar_ release];
7060     [[NSNotificationCenter defaultCenter] removeObserver:self];
7061     [super dealloc];
7062 }
7063
7064 @end
7065 /* }}} */
7066
7067 /* Cydia Navigation Controller {{{ */
7068 @interface CYNavigationController : UINavigationController {
7069     _transient Database *database_;
7070     _transient id<UINavigationControllerDelegate> delegate_;
7071 }
7072
7073 - (id) initWithDatabase:(Database *)database;
7074 - (void) reloadData;
7075
7076 @end
7077
7078
7079 @implementation CYNavigationController
7080
7081 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
7082     // Inherit autorotation settings for modal parents.
7083     if ([self parentViewController] && [[self parentViewController] modalViewController] == self) {
7084         return [[self parentViewController] shouldAutorotateToInterfaceOrientation:orientation];
7085     } else if ([self parentViewController]) {
7086         return [[self parentViewController] shouldAutorotateToInterfaceOrientation:orientation];
7087     } else {
7088         return [super shouldAutorotateToInterfaceOrientation:orientation];
7089     }
7090 }
7091
7092 - (void) dealloc {
7093     [super dealloc];
7094 }
7095
7096 - (void) reloadData {
7097     size_t count([[self viewControllers] count]);
7098     for (size_t i(0); i != count; ++i) {
7099         CYViewController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
7100         [page reloadData];
7101     }
7102 }
7103
7104 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
7105     delegate_ = delegate;
7106 }
7107
7108 - (id) initWithDatabase:(Database *)database {
7109     if ((self = [super init]) != nil) {
7110         database_ = database;
7111     } return self;
7112 }
7113
7114 @end
7115 /* }}} */
7116 /* Cydia:// Protocol {{{ */
7117 @interface CydiaURLProtocol : NSURLProtocol {
7118 }
7119
7120 @end
7121
7122 @implementation CydiaURLProtocol
7123
7124 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7125     NSURL *url([request URL]);
7126     if (url == nil)
7127         return NO;
7128     NSString *scheme([[url scheme] lowercaseString]);
7129     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
7130         return NO;
7131     return YES;
7132 }
7133
7134 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7135     return request;
7136 }
7137
7138 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7139     id<NSURLProtocolClient> client([self client]);
7140     if (icon == nil)
7141         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7142     else {
7143         NSData *data(UIImagePNGRepresentation(icon));
7144
7145         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7146         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7147         [client URLProtocol:self didLoadData:data];
7148         [client URLProtocolDidFinishLoading:self];
7149     }
7150 }
7151
7152 - (void) startLoading {
7153     id<NSURLProtocolClient> client([self client]);
7154     NSURLRequest *request([self request]);
7155
7156     NSURL *url([request URL]);
7157     NSString *href([url absoluteString]);
7158
7159     NSString *path([href substringFromIndex:8]);
7160     NSRange slash([path rangeOfString:@"/"]);
7161
7162     NSString *command;
7163     if (slash.location == NSNotFound) {
7164         command = path;
7165         path = nil;
7166     } else {
7167         command = [path substringToIndex:slash.location];
7168         path = [path substringFromIndex:(slash.location + 1)];
7169     }
7170
7171     Database *database([Database sharedInstance]);
7172
7173     if ([command isEqualToString:@"package-icon"]) {
7174         if (path == nil)
7175             goto fail;
7176         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7177         Package *package([database packageWithName:path]);
7178         if (package == nil)
7179             goto fail;
7180         UIImage *icon([package icon]);
7181         [self _returnPNGWithImage:icon forRequest:request];
7182     } else if ([command isEqualToString:@"source-icon"]) {
7183         if (path == nil)
7184             goto fail;
7185         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7186         NSString *source(Simplify(path));
7187         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7188         if (icon == nil)
7189             icon = [UIImage applicationImageNamed:@"unknown.png"];
7190         [self _returnPNGWithImage:icon forRequest:request];
7191     } else if ([command isEqualToString:@"uikit-image"]) {
7192         if (path == nil)
7193             goto fail;
7194         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7195         UIImage *icon(_UIImageWithName(path));
7196         [self _returnPNGWithImage:icon forRequest:request];
7197     } else if ([command isEqualToString:@"section-icon"]) {
7198         if (path == nil)
7199             goto fail;
7200         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7201         NSString *section(Simplify(path));
7202         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7203         if (icon == nil)
7204             icon = [UIImage applicationImageNamed:@"unknown.png"];
7205         [self _returnPNGWithImage:icon forRequest:request];
7206     } else fail: {
7207         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7208     }
7209 }
7210
7211 - (void) stopLoading {
7212 }
7213
7214 @end
7215 /* }}} */
7216
7217 /* Sections Controller {{{ */
7218 @interface CYSectionsController : CYViewController <
7219     UITableViewDataSource,
7220     UITableViewDelegate
7221 > {
7222     _transient Database *database_;
7223     NSMutableArray *sections_;
7224     NSMutableArray *filtered_;
7225     UITableView *list_;
7226     UIView *accessory_;
7227     BOOL editing_;
7228 }
7229
7230 - (id) initWithDatabase:(Database *)database;
7231 - (void) reloadData;
7232 - (void) resetView;
7233
7234 - (void) editButtonClicked;
7235
7236 @end
7237
7238 @implementation CYSectionsController
7239
7240 - (void) dealloc {
7241     [list_ setDataSource:nil];
7242     [list_ setDelegate:nil];
7243
7244     [sections_ release];
7245     [filtered_ release];
7246     [list_ release];
7247     [accessory_ release];
7248     [super dealloc];
7249 }
7250
7251 - (void) setEditing:(BOOL)editing {
7252     if ((editing_ = editing))
7253         [list_ reloadData];
7254     else
7255         [delegate_ updateData];
7256
7257     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7258     [[[self navigationItem] rightBarButtonItem] setTitle:[sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT")];
7259     [[[self navigationItem] rightBarButtonItem] setStyle:editing_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain];
7260 }
7261
7262 - (void) viewDidAppear:(BOOL)animated {
7263     [super viewDidAppear:animated];
7264     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7265 }
7266
7267 - (void) viewWillDisappear:(BOOL)animated {
7268     [super viewWillDisappear:animated];
7269     if (editing_) [self setEditing:NO];
7270 }
7271
7272 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7273     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7274     return section;
7275 }
7276
7277 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7278     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7279 }
7280
7281 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7282     return 45.0f;
7283 }*/
7284
7285 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7286     static NSString *reuseIdentifier = @"SectionCell";
7287
7288     SectionCell *cell = (SectionCell *) [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7289     if (cell == nil)
7290         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7291
7292     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7293
7294     return cell;
7295 }
7296
7297 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7298     if (editing_)
7299         return;
7300
7301     Section *section = [self sectionAtIndexPath:indexPath];
7302     NSString *name = [section name];
7303     NSString *title;
7304
7305     if ([indexPath row] == 0) {
7306         section = nil;
7307         name = nil;
7308         title = UCLocalize("ALL_PACKAGES");
7309     } else {
7310         if (name != nil) {
7311             name = [NSString stringWithString:name];
7312             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7313         } else {
7314             name = @"";
7315             title = UCLocalize("NO_SECTION");
7316         }
7317     }
7318
7319     FilteredPackageController *table = [[[FilteredPackageController alloc]
7320         initWithDatabase:database_
7321         title:title
7322         filter:@selector(isVisibleInSection:)
7323         with:name
7324     ] autorelease];
7325
7326     [table setDelegate:delegate_];
7327
7328     [[self navigationController] pushViewController:table animated:YES];
7329 }
7330
7331 - (NSString *) title { return UCLocalize("SECTIONS"); }
7332
7333 - (id) initWithDatabase:(Database *)database {
7334     if ((self = [super init]) != nil) {
7335         database_ = database;
7336
7337         [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7338
7339         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7340         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7341
7342         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7343         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7344         [list_ setRowHeight:45.0f];
7345         [[self view] addSubview:list_];
7346
7347         [list_ setDataSource:self];
7348         [list_ setDelegate:self];
7349
7350         [self reloadData];
7351     } return self;
7352 }
7353
7354 - (void) reloadData {
7355     NSArray *packages = [database_ packages];
7356
7357     [sections_ removeAllObjects];
7358     [filtered_ removeAllObjects];
7359
7360     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7361
7362     _trace();
7363     for (Package *package in packages) {
7364         NSString *name([package section]);
7365         NSString *key(name == nil ? @"" : name);
7366
7367         Section *section;
7368
7369         _profile(SectionsView$reloadData$Section)
7370             section = [sections objectForKey:key];
7371             if (section == nil) {
7372                 _profile(SectionsView$reloadData$Section$Allocate)
7373                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
7374                     [sections setObject:section forKey:key];
7375                 _end
7376             }
7377         _end
7378
7379         [section addToCount];
7380
7381         _profile(SectionsView$reloadData$Filter)
7382             if (![package valid] || ![package visible])
7383                 continue;
7384         _end
7385
7386         [section addToRow];
7387     }
7388     _trace();
7389
7390     [sections_ addObjectsFromArray:[sections allValues]];
7391
7392     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7393
7394     for (Section *section in sections_) {
7395         size_t count([section row]);
7396         if (count == 0)
7397             continue;
7398
7399         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7400         [section setCount:count];
7401         [filtered_ addObject:section];
7402     }
7403
7404     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7405         initWithTitle:([sections_ count] == 0 ? nil : UCLocalize("EDIT"))
7406         style:UIBarButtonItemStylePlain
7407         target:self
7408         action:@selector(editButtonClicked)
7409     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7410
7411     [list_ reloadData];
7412     _trace();
7413 }
7414
7415 - (void) resetView {
7416     if (editing_)
7417         [self editButtonClicked];
7418 }
7419
7420 - (void)editButtonClicked {
7421     [self setEditing:!editing_];
7422 }
7423
7424 - (UIView *) accessoryView {
7425     return accessory_;
7426 }
7427
7428 @end
7429 /* }}} */
7430 /* Changes Controller {{{ */
7431 @interface ChangesController : CYViewController <
7432     UITableViewDataSource,
7433     UITableViewDelegate
7434 > {
7435     _transient Database *database_;
7436     unsigned era_;
7437     CFMutableArrayRef packages_;
7438     NSMutableArray *sections_;
7439     UITableView *list_;
7440     unsigned upgrades_;
7441     BOOL hasSentFirstLoad_;
7442 }
7443
7444 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
7445 - (void) reloadData;
7446
7447 @end
7448
7449 @implementation ChangesController
7450
7451 - (void) dealloc {
7452     [list_ setDelegate:nil];
7453     [list_ setDataSource:nil];
7454
7455     CFRelease(packages_);
7456
7457     [sections_ release];
7458     [list_ release];
7459     [super dealloc];
7460 }
7461
7462 - (void) viewDidAppear:(BOOL)animated {
7463     [super viewDidAppear:animated];
7464     if (!hasSentFirstLoad_) {
7465         hasSentFirstLoad_ = YES;
7466         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7467     } else {
7468         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7469     }
7470 }
7471
7472 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7473     NSInteger count([sections_ count]);
7474     return count == 0 ? 1 : count;
7475 }
7476
7477 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7478     if ([sections_ count] == 0)
7479         return nil;
7480     return [[sections_ objectAtIndex:section] name];
7481 }
7482
7483 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7484     if ([sections_ count] == 0)
7485         return 0;
7486     return [[sections_ objectAtIndex:section] count];
7487 }
7488
7489 - (Package *) packageAtIndex:(NSUInteger)index {
7490     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7491 }
7492
7493 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7494 @synchronized (database_) {
7495     if ([database_ era] != era_)
7496         return nil;
7497
7498     NSUInteger sectionIndex([path section]);
7499     if (sectionIndex >= [sections_ count])
7500         return nil;
7501     Section *section([sections_ objectAtIndex:sectionIndex]);
7502     NSInteger row([path row]);
7503     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7504 } }
7505
7506 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7507     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7508     if (cell == nil)
7509         cell = [[[PackageCell alloc] init] autorelease];
7510     [cell setPackage:[self packageAtIndexPath:path]];
7511     return cell;
7512 }
7513
7514 /*- (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
7515     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
7516 }*/
7517
7518 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7519     Package *package([self packageAtIndexPath:path]);
7520     PackageController *view([delegate_ packageController]);
7521     [view setDelegate:delegate_];
7522     [view setPackage:package];
7523     [[self navigationController] pushViewController:view animated:YES];
7524     return path;
7525 }
7526
7527 - (void) refreshButtonClicked {
7528     [delegate_ beginUpdate];
7529     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7530 }
7531
7532 - (void) upgradeButtonClicked {
7533     [delegate_ distUpgrade];
7534 }
7535
7536 - (NSString *) title { return UCLocalize("CHANGES"); }
7537
7538 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7539     if ((self = [super init]) != nil) {
7540         database_ = database;
7541         [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7542
7543         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7544
7545         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7546
7547         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7548         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7549         [list_ setRowHeight:73.0f];
7550         [[self view] addSubview:list_];
7551
7552         [list_ setDataSource:self];
7553         [list_ setDelegate:self];
7554
7555         delegate_ = delegate;
7556     } return self;
7557 }
7558
7559 - (void) _reloadPackages:(NSArray *)packages {
7560     CFRelease(packages_);
7561     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7562
7563     _trace();
7564     _profile(ChangesController$_reloadPackages$Filter)
7565         for (Package *package in packages)
7566             if ([package upgradableAndEssential:YES] || [package visible])
7567                 CFArrayAppendValue(packages_, package);
7568     _end
7569     _trace();
7570     _profile(ChangesController$_reloadPackages$radixSort)
7571         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7572     _end
7573     _trace();
7574 }
7575
7576 - (void) reloadData {
7577 @synchronized (database_) {
7578     era_ = [database_ era];
7579     NSArray *packages = [database_ packages];
7580
7581     [sections_ removeAllObjects];
7582
7583 #if 1
7584     UIProgressHUD *hud([delegate_ addProgressHUD]);
7585     [hud setText:UCLocalize("LOADING")];
7586     //NSLog(@"HUD:%@::%@", delegate_, hud);
7587     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7588     [delegate_ removeProgressHUD:hud];
7589 #else
7590     [self _reloadPackages:packages];
7591 #endif
7592
7593     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7594     Section *ignored = nil;
7595     Section *section = nil;
7596     time_t last = 0;
7597
7598     upgrades_ = 0;
7599     bool unseens = false;
7600
7601     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7602
7603     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7604         Package *package = [self packageAtIndex:offset];
7605
7606         BOOL uae = [package upgradableAndEssential:YES];
7607
7608         if (!uae) {
7609             unseens = true;
7610             time_t seen([package seen]);
7611
7612             if (section == nil || last != seen) {
7613                 last = seen;
7614
7615                 NSString *name;
7616                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7617                 [name autorelease];
7618
7619                 _profile(ChangesController$reloadData$Allocate)
7620                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7621                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7622                     [sections_ addObject:section];
7623                 _end
7624             }
7625
7626             [section addToCount];
7627         } else if ([package ignored]) {
7628             if (ignored == nil) {
7629                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7630             }
7631             [ignored addToCount];
7632         } else {
7633             ++upgrades_;
7634             [upgradable addToCount];
7635         }
7636     }
7637     _trace();
7638
7639     CFRelease(formatter);
7640
7641     if (unseens) {
7642         Section *last = [sections_ lastObject];
7643         size_t count = [last count];
7644         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7645         [sections_ removeLastObject];
7646     }
7647
7648     if ([ignored count] != 0)
7649         [sections_ insertObject:ignored atIndex:0];
7650     if (upgrades_ != 0)
7651         [sections_ insertObject:upgradable atIndex:0];
7652
7653     [list_ reloadData];
7654
7655     if (upgrades_ > 0)
7656         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7657             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7658             style:UIBarButtonItemStylePlain
7659             target:self
7660             action:@selector(upgradeButtonClicked)
7661         ] autorelease]];
7662
7663     if (![delegate_ updating])
7664         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7665             initWithTitle:UCLocalize("REFRESH")
7666             style:UIBarButtonItemStylePlain
7667             target:self
7668             action:@selector(refreshButtonClicked)
7669         ] autorelease]];
7670
7671     PrintTimes();
7672 } }
7673
7674 @end
7675 /* }}} */
7676 /* Search Controller {{{ */
7677 @interface SearchController : FilteredPackageController <
7678     UISearchBarDelegate
7679 > {
7680     UISearchBar *search_;
7681 }
7682
7683 - (id) initWithDatabase:(Database *)database;
7684 - (void) reloadData;
7685
7686 @end
7687
7688 @implementation SearchController
7689
7690 - (void) dealloc {
7691     [search_ release];
7692     [super dealloc];
7693 }
7694
7695 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7696     [packages_ setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7697     [search_ resignFirstResponder];
7698     [self reloadData];
7699 }
7700
7701 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7702     [packages_ setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7703     [self reloadData];
7704 }
7705
7706 - (NSString *) title { return nil; }
7707
7708 - (id) initWithDatabase:(Database *)database {
7709     return [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil];
7710 }
7711
7712 - (void)viewDidAppear:(BOOL)animated {
7713     [super viewDidAppear:animated];
7714     if (!search_) {
7715         search_ = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7716         [search_ layoutSubviews];
7717         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7718
7719         UITextField *textField;
7720         if ([search_ respondsToSelector:@selector(searchField)])
7721             textField = [search_ searchField];
7722         else
7723             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7724
7725         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7726         [search_ setDelegate:self];
7727         [textField setEnablesReturnKeyAutomatically:NO];
7728         [[self navigationItem] setTitleView:textField];
7729     }
7730 }
7731
7732 - (void) _reloadData {
7733 }
7734
7735 - (void) reloadData {
7736     _profile(SearchController$reloadData)
7737         [packages_ reloadData];
7738     _end
7739     PrintTimes();
7740     [packages_ resetCursor];
7741 }
7742
7743 - (void) didSelectPackage:(Package *)package {
7744     [search_ resignFirstResponder];
7745     [super didSelectPackage:package];
7746 }
7747
7748 @end
7749 /* }}} */
7750 /* Settings Controller {{{ */
7751 @interface CYPackageSettingsController : CYViewController <
7752     UITableViewDataSource,
7753     UITableViewDelegate
7754 > {
7755     _transient Database *database_;
7756     NSString *name_;
7757     Package *package_;
7758     UITableView *table_;
7759     UISwitch *subscribedSwitch_;
7760     UISwitch *ignoredSwitch_;
7761     UITableViewCell *subscribedCell_;
7762     UITableViewCell *ignoredCell_;
7763 }
7764
7765 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7766
7767 @end
7768
7769 @implementation CYPackageSettingsController
7770
7771 - (void) dealloc {
7772     [name_ release];
7773     if (package_ != nil)
7774         [package_ release];
7775     [table_ release];
7776     [subscribedSwitch_ release];
7777     [ignoredSwitch_ release];
7778     [subscribedCell_ release];
7779     [ignoredCell_ release];
7780
7781     [super dealloc];
7782 }
7783
7784 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7785     if (package_ == nil)
7786         return 0;
7787
7788     return 1;
7789 }
7790
7791 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7792     if (package_ == nil)
7793         return 0;
7794
7795     return 2;
7796 }
7797
7798 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7799     return UCLocalize("SHOW_ALL_CHANGES_EX");
7800 }
7801
7802 - (void) onSubscribed:(id)control {
7803     bool value([control isOn]);
7804     if (package_ == nil)
7805         return;
7806     if ([package_ setSubscribed:value])
7807         [delegate_ updateData];
7808 }
7809
7810 - (void) onIgnored:(id)control {
7811     // TODO: set Held state - possibly call out to dpkg, etc.
7812 }
7813
7814 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7815     if (package_ == nil)
7816         return nil;
7817
7818     switch ([indexPath row]) {
7819         case 0: return subscribedCell_;
7820         case 1: return ignoredCell_;
7821
7822         _nodefault
7823     }
7824
7825     return nil;
7826 }
7827
7828 - (NSString *) title { return UCLocalize("SETTINGS"); }
7829
7830 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7831     if ((self = [super init])) {
7832         database_ = database;
7833         name_ = [package retain];
7834
7835         [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7836
7837         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7838         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7839         [[self view] addSubview:table_];
7840
7841         subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7842         [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7843         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7844
7845         ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7846         [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7847         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7848
7849         subscribedCell_ = [[UITableViewCell alloc] init];
7850         [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7851         [subscribedCell_ setAccessoryView:subscribedSwitch_];
7852         [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7853
7854         ignoredCell_ = [[UITableViewCell alloc] init];
7855         [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7856         [ignoredCell_ setAccessoryView:ignoredSwitch_];
7857         [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7858
7859         [table_ setDataSource:self];
7860         [table_ setDelegate:self];
7861         [self reloadData];
7862     } return self;
7863 }
7864
7865 - (void) reloadData {
7866     if (package_ != nil)
7867         [package_ autorelease];
7868     package_ = [database_ packageWithName:name_];
7869     if (package_ != nil) {
7870         [package_ retain];
7871         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7872         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7873     }
7874
7875     [table_ reloadData];
7876 }
7877
7878 @end
7879 /* }}} */
7880 /* Signature Controller {{{ */
7881 @interface SignatureController : CYBrowserController {
7882     _transient Database *database_;
7883     NSString *package_;
7884 }
7885
7886 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7887
7888 @end
7889
7890 @implementation SignatureController
7891
7892 - (void) dealloc {
7893     [package_ release];
7894     [super dealloc];
7895 }
7896
7897 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7898     // XXX: dude!
7899     [super webView:view didClearWindowObject:window forFrame:frame];
7900 }
7901
7902 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7903     if ((self = [super init]) != nil) {
7904         database_ = database;
7905         package_ = [package retain];
7906         [self reloadData];
7907     } return self;
7908 }
7909
7910 - (void) reloadData {
7911     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7912 }
7913
7914 @end
7915 /* }}} */
7916
7917 /* Role Controller {{{ */
7918 @interface CYSettingsController : CYViewController <
7919     UITableViewDataSource,
7920     UITableViewDelegate
7921 > {
7922     _transient Database *database_;
7923     // XXX: ok, "roledelegate_"?...
7924     _transient id roledelegate_;
7925     UITableView *table_;
7926     UISegmentedControl *segment_;
7927     UIView *container_;
7928 }
7929
7930 - (void) showDoneButton;
7931 - (void) resizeSegmentedControl;
7932
7933 @end
7934
7935 @implementation CYSettingsController
7936 - (void) dealloc {
7937     [table_ release];
7938     [segment_ release];
7939     [container_ release];
7940
7941     [super dealloc];
7942 }
7943
7944 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7945     if ((self = [super init])) {
7946         database_ = database;
7947         roledelegate_ = delegate;
7948
7949         [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
7950
7951         NSArray *items = [NSArray arrayWithObjects:
7952             UCLocalize("USER"),
7953             UCLocalize("HACKER"),
7954             UCLocalize("DEVELOPER"),
7955         nil];
7956         segment_ = [[UISegmentedControl alloc] initWithItems:items];
7957         container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
7958         [container_ addSubview:segment_];
7959
7960         int index = -1;
7961         if ([Role_ isEqualToString:@"User"]) index = 0;
7962         if ([Role_ isEqualToString:@"Hacker"]) index = 1;
7963         if ([Role_ isEqualToString:@"Developer"]) index = 2;
7964         if (index != -1) {
7965             [segment_ setSelectedSegmentIndex:index];
7966             [self showDoneButton];
7967         }
7968
7969         [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
7970         [self resizeSegmentedControl];
7971
7972         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7973         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7974         [table_ setDelegate:self];
7975         [table_ setDataSource:self];
7976         [[self view] addSubview:table_];
7977         [table_ reloadData];
7978     } return self;
7979 }
7980
7981 - (void) resizeSegmentedControl {
7982     CGFloat width = [[self view] frame].size.width;
7983     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
7984 }
7985
7986 - (void) viewWillAppear:(BOOL)animated {
7987     [super viewWillAppear:animated];
7988
7989     [self resizeSegmentedControl];
7990 }
7991
7992 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7993     [self resizeSegmentedControl];
7994 }
7995
7996 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7997     [self resizeSegmentedControl];
7998 }
7999
8000 - (void) save {
8001     NSString *role(nil);
8002
8003     switch ([segment_ selectedSegmentIndex]) {
8004         case 0: role = @"User"; break;
8005         case 1: role = @"Hacker"; break;
8006         case 2: role = @"Developer"; break;
8007
8008         _nodefault
8009     }
8010
8011     if (![role isEqualToString:Role_]) {
8012         bool rolling(Role_ == nil);
8013         Role_ = role;
8014
8015         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8016             Role_, @"Role",
8017         nil];
8018
8019         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8020         Changed_ = true;
8021
8022         if (rolling)
8023             [roledelegate_ loadData];
8024         else
8025             [roledelegate_ updateData];
8026     }
8027 }
8028
8029 - (void) segmentChanged:(UISegmentedControl *)control {
8030     [self showDoneButton];
8031 }
8032
8033 - (void) saveAndClose {
8034     [self save];
8035
8036     [[self navigationItem] setRightBarButtonItem:nil];
8037     [[self navigationController] dismissModalViewControllerAnimated:YES];
8038 }
8039
8040 - (void) doneButtonClicked {
8041     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8042     [spinner startAnimating];
8043     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8044     [[self navigationItem] setRightBarButtonItem:spinItem];
8045
8046     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8047 }
8048
8049 - (void) showDoneButton {
8050     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8051         initWithTitle:UCLocalize("DONE")
8052         style:UIBarButtonItemStyleDone
8053         target:self
8054         action:@selector(doneButtonClicked)
8055     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8056 }
8057
8058 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8059     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8060     return 6;
8061 }
8062
8063 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8064     return 0; // :(
8065 }
8066
8067 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8068     return nil; // This method is required by the protocol.
8069 }
8070
8071 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8072     if (section == 1)
8073         return UCLocalize("ROLE_EX");
8074     if (section == 4)
8075         return [NSString stringWithFormat:
8076             @"%@: %@\n%@: %@\n%@: %@",
8077             UCLocalize("USER"), UCLocalize("USER_EX"),
8078             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8079             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8080         ];
8081     else return nil;
8082 }
8083
8084 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8085     return section == 3 ? 44.0f : 0;
8086 }
8087
8088 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8089     return section == 3 ? container_ : nil;
8090 }
8091
8092 @end
8093 /* }}} */
8094 /* Stash Controller {{{ */
8095 @interface CYStashController : CYViewController {
8096     // XXX: just delete these things
8097     _transient UIActivityIndicatorView *spinner_;
8098     _transient UILabel *status_;
8099     _transient UILabel *caption_;
8100 }
8101 @end
8102
8103 @implementation CYStashController
8104 - (id) init {
8105     if ((self = [super init])) {
8106         [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8107
8108         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8109         CGRect spinrect = [spinner_ frame];
8110         spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8111         spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8112         [spinner_ setFrame:spinrect];
8113         [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8114         [[self view] addSubview:spinner_];
8115         [spinner_ startAnimating];
8116
8117         CGRect captrect;
8118         captrect.size.width = [[self view] frame].size.width;
8119         captrect.size.height = 40.0f;
8120         captrect.origin.x = 0;
8121         captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8122         caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8123         [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8124         [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8125         [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8126         [caption_ setTextColor:[UIColor whiteColor]];
8127         [caption_ setBackgroundColor:[UIColor clearColor]];
8128         [caption_ setShadowColor:[UIColor blackColor]];
8129         [caption_ setTextAlignment:UITextAlignmentCenter];
8130         [[self view] addSubview:caption_];
8131
8132         CGRect statusrect;
8133         statusrect.size.width = [[self view] frame].size.width;
8134         statusrect.size.height = 30.0f;
8135         statusrect.origin.x = 0;
8136         statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8137         status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8138         [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8139         [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8140         [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8141         [status_ setTextColor:[UIColor whiteColor]];
8142         [status_ setBackgroundColor:[UIColor clearColor]];
8143         [status_ setShadowColor:[UIColor blackColor]];
8144         [status_ setTextAlignment:UITextAlignmentCenter];
8145         [[self view] addSubview:status_];
8146     } return self;
8147 }
8148
8149 - (BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)orientation {
8150     return IsWildcat_ || orientation == UIInterfaceOrientationPortrait;
8151 }
8152 @end
8153 /* }}} */
8154
8155 typedef enum {
8156     kCydiaTag = 0,
8157     kSectionsTag = 1,
8158     kChangesTag = 2,
8159     kManageTag = 3,
8160     kInstalledTag = 4,
8161     kSourcesTag = 5,
8162     kSearchTag = 6
8163 } CYTabTag;
8164
8165 @interface Cydia : UIApplication <
8166     ConfirmationControllerDelegate,
8167     ProgressControllerDelegate,
8168     CydiaDelegate,
8169     UINavigationControllerDelegate,
8170     UITabBarControllerDelegate
8171 > {
8172     // XXX: evaluate all fields for _transient
8173
8174     UIWindow *window_;
8175     CYTabBarController *tabbar_;
8176
8177     NSMutableArray *essential_;
8178     NSMutableArray *broken_;
8179
8180     Database *database_;
8181
8182     NSURL *starturl_;
8183     int tag_;
8184
8185     unsigned locked_;
8186     unsigned activity_;
8187
8188     CYSectionsController *sections_;
8189     ChangesController *changes_;
8190     ManageController *manage_;
8191     SearchController *search_;
8192     SourceController *sources_;
8193     InstalledController *installed_;
8194     id queueDelegate_;
8195
8196     CYStashController *stash_;
8197
8198     bool loaded_;
8199 }
8200
8201 - (CYViewController *) _pageForURL:(NSURL *)url withClass:(Class)_class;
8202 - (void) setPage:(CYViewController *)page;
8203 - (void) loadData;
8204
8205 // XXX: I hate prototypes
8206 - (id) queueBadgeController;
8207
8208 @end
8209
8210 static _finline void _setHomePage(Cydia *self) {
8211     [self setPage:[self _pageForURL:[NSURL URLWithString:CydiaURL(@"")] withClass:[HomeController class]]];
8212 }
8213
8214 @implementation Cydia
8215
8216 - (void) beginUpdate {
8217     [tabbar_ beginUpdate];
8218 }
8219
8220 - (BOOL) updating {
8221     return [tabbar_ updating];
8222 }
8223
8224 - (void) _loaded {
8225     if ([broken_ count] != 0) {
8226         int count = [broken_ count];
8227
8228         UIAlertView *alert = [[[UIAlertView alloc]
8229             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8230             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8231             delegate:self
8232             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8233             otherButtonTitles:UCLocalize("TEMPORARY_IGNORE"), nil
8234         ] autorelease];
8235
8236         [alert setContext:@"fixhalf"];
8237         [alert show];
8238     } else if (!Ignored_ && [essential_ count] != 0) {
8239         int count = [essential_ count];
8240
8241         UIAlertView *alert = [[[UIAlertView alloc]
8242             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8243             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8244             delegate:self
8245             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8246             otherButtonTitles:UCLocalize("UPGRADE_ESSENTIAL"), UCLocalize("COMPLETE_UPGRADE"), nil
8247         ] autorelease];
8248
8249         [alert setContext:@"upgrade"];
8250         [alert show];
8251     }
8252 }
8253
8254 - (void) _saveConfig {
8255     _trace();
8256     MetaFile_.Sync();
8257     _trace();
8258
8259     if (Changed_) {
8260         NSString *error(nil);
8261
8262         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8263             _trace();
8264             NSError *error(nil);
8265             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8266                 NSLog(@"failure to save metadata data: %@", error);
8267             _trace();
8268
8269             Changed_ = false;
8270         } else {
8271             NSLog(@"failure to serialize metadata: %@", error);
8272         }
8273     }
8274 }
8275
8276 - (void) _updateData {
8277     [self _saveConfig];
8278
8279     NSMutableSet *tabs([[[NSMutableSet alloc] initWithCapacity:10] autorelease]);
8280
8281     [tabs addObject:[tabbar_ selectedViewController]];
8282
8283     if (sections_ != nil)
8284         [tabs addObject:sections_];
8285     if (changes_ != nil)
8286         [tabs addObject:changes_];
8287     if (manage_ != nil)
8288         [tabs addObject:manage_];
8289     if (search_ != nil)
8290         [tabs addObject:search_];
8291     if (sources_ != nil)
8292         [tabs addObject:sources_];
8293     if (installed_ != nil)
8294         [tabs addObject:installed_];
8295
8296     for (CYNavigationController *tab in tabs)
8297         [tab reloadData];
8298
8299     [queueDelegate_ queueStatusDidChange];
8300     [[[self queueBadgeController] tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8301 }
8302
8303 - (int)indexOfTabWithTag:(int)tag {
8304     int i = 0;
8305     for (UINavigationController *controller in [tabbar_ viewControllers]) {
8306         if ([[controller tabBarItem] tag] == tag)
8307             return i;
8308         i += 1;
8309     }
8310
8311     return -1;
8312 }
8313
8314 - (void) _refreshIfPossible {
8315     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8316
8317     bool recently = false;
8318     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8319     if (update != nil) {
8320         NSTimeInterval interval([update timeIntervalSinceNow]);
8321         if (interval <= 0 && interval > -(15*60))
8322             recently = true;
8323     }
8324
8325     // Don't automatic refresh if:
8326     //  - We already refreshed recently.
8327     //  - We already auto-refreshed this launch.
8328     //  - Auto-refresh is disabled.
8329     if (recently || loaded_ || ManualRefresh) {
8330         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8331
8332         // If we are cancelling due to ManualRefresh or a recent refresh
8333         // we need to make sure it knows it's already loaded.
8334         loaded_ = true;
8335         return;
8336     } else {
8337         // We are going to load, so remember that.
8338         loaded_ = true;
8339     }
8340
8341     SCNetworkReachabilityFlags flags; {
8342         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8343         SCNetworkReachabilityGetFlags(reachability, &flags);
8344         CFRelease(reachability);
8345     }
8346
8347     // XXX: this elaborate mess is what Apple is using to determine this? :(
8348     // XXX: do we care if the user has to intervene? maybe that's ok?
8349     bool reachable(
8350         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8351             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8352                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8353                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8354             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8355             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8356         )
8357     );
8358
8359     // If we can reach the server, auto-refresh!
8360     if (reachable)
8361         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8362
8363     [pool release];
8364 }
8365
8366 - (void) refreshIfPossible {
8367     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8368 }
8369
8370 - (void) _reloadData {
8371     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8372     [hud setText:UCLocalize("RELOADING_DATA")];
8373
8374     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8375
8376     if (hud != nil)
8377         [self removeProgressHUD:hud];
8378
8379     size_t changes(0);
8380
8381     [essential_ removeAllObjects];
8382     [broken_ removeAllObjects];
8383
8384     NSArray *packages([database_ packages]);
8385     for (Package *package in packages) {
8386         if ([package half])
8387             [broken_ addObject:package];
8388         if ([package upgradableAndEssential:NO]) {
8389             if ([package essential])
8390                 [essential_ addObject:package];
8391             ++changes;
8392         }
8393     }
8394
8395     NSLog(@"changes:#%u", changes);
8396
8397     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:[self indexOfTabWithTag:kChangesTag]] tabBarItem];
8398     if (changes != 0) {
8399         _trace();
8400         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8401         [changesItem setBadgeValue:badge];
8402         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8403         [self setApplicationIconBadgeNumber:changes];
8404     } else {
8405         _trace();
8406         [changesItem setBadgeValue:nil];
8407         [changesItem setAnimatedBadge:NO];
8408         [self setApplicationIconBadgeNumber:0];
8409     }
8410
8411     [self _updateData];
8412
8413     [self refreshIfPossible];
8414 }
8415
8416 - (void) updateData {
8417     [self _updateData];
8418 }
8419
8420 - (void) update_ {
8421     [database_ update];
8422 }
8423
8424 - (void) syncData {
8425     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8426     _assert(file != NULL);
8427
8428     for (NSString *key in [Sources_ allKeys]) {
8429         NSDictionary *source([Sources_ objectForKey:key]);
8430
8431         fprintf(file, "%s %s %s\n",
8432             [[source objectForKey:@"Type"] UTF8String],
8433             [[source objectForKey:@"URI"] UTF8String],
8434             [[source objectForKey:@"Distribution"] UTF8String]
8435         );
8436     }
8437
8438     fclose(file);
8439
8440     [self _saveConfig];
8441
8442     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8443     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8444     if (IsWildcat_)
8445         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8446     [tabbar_ presentModalViewController:navigation animated:YES];
8447
8448     [progress
8449         detachNewThreadSelector:@selector(update_)
8450         toTarget:self
8451         withObject:nil
8452         title:UCLocalize("UPDATING_SOURCES")
8453     ];
8454 }
8455
8456 - (void) reloadData {
8457     @synchronized (self) {
8458         [self _reloadData];
8459     }
8460 }
8461
8462 - (void) resolve {
8463     pkgProblemResolver *resolver = [database_ resolver];
8464
8465     resolver->InstallProtect();
8466     if (!resolver->Resolve(true))
8467         _error->Discard();
8468 }
8469
8470 - (bool) perform {
8471     if (![database_ prepare])
8472         return false;
8473
8474     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8475     [page setDelegate:self];
8476     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8477     [confirm_ setDelegate:self];
8478
8479     if (IsWildcat_)
8480         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8481     [tabbar_ presentModalViewController:confirm_ animated:YES];
8482
8483     return true;
8484 }
8485
8486 - (void) queue {
8487     @synchronized (self) {
8488         [self perform];
8489     }
8490 }
8491
8492 - (void) clearPackage:(Package *)package {
8493     @synchronized (self) {
8494         [package clear];
8495         [self resolve];
8496         [self perform];
8497     }
8498 }
8499
8500 - (void) installPackages:(NSArray *)packages {
8501     @synchronized (self) {
8502         for (Package *package in packages)
8503             [package install];
8504         [self resolve];
8505         [self perform];
8506     }
8507 }
8508
8509 - (void) installPackage:(Package *)package {
8510     @synchronized (self) {
8511         [package install];
8512         [self resolve];
8513         [self perform];
8514     }
8515 }
8516
8517 - (void) removePackage:(Package *)package {
8518     @synchronized (self) {
8519         [package remove];
8520         [self resolve];
8521         [self perform];
8522     }
8523 }
8524
8525 - (void) distUpgrade {
8526     @synchronized (self) {
8527         if (![database_ upgrade])
8528             return;
8529         [self perform];
8530     }
8531 }
8532
8533 - (void) complete {
8534     @synchronized (self) {
8535         [self _reloadData];
8536     }
8537 }
8538
8539 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8540     Queuing_ = false;
8541
8542     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8543
8544     if (navigation != nil) {
8545         [navigation pushViewController:progress animated:YES];
8546     } else {
8547         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8548         if (IsWildcat_)
8549             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8550         [tabbar_ presentModalViewController:navigation animated:YES];
8551     }
8552
8553     [progress
8554         detachNewThreadSelector:@selector(perform)
8555         toTarget:database_
8556         withObject:nil
8557         title:UCLocalize("RUNNING")
8558     ];
8559
8560     ++locked_;
8561 }
8562
8563 - (void) progressControllerIsComplete:(ProgressController *)progress {
8564     --locked_;
8565     [self complete];
8566 }
8567
8568 - (void) setPage:(CYViewController *)page {
8569     [page setDelegate:self];
8570
8571     CYNavigationController *navController = (CYNavigationController *) [tabbar_ selectedViewController];
8572     [navController setViewControllers:[NSArray arrayWithObject:page]];
8573     for (CYNavigationController *page in [tabbar_ viewControllers])
8574         if (page != navController)
8575             [page setViewControllers:nil];
8576 }
8577
8578 - (CYViewController *) _pageForURL:(NSURL *)url withClass:(Class)_class {
8579     CYBrowserController *browser = [[[_class alloc] init] autorelease];
8580     [browser loadURL:url];
8581     return browser;
8582 }
8583
8584 - (CYSectionsController *) sectionsController {
8585     if (sections_ == nil)
8586         sections_ = [[CYSectionsController alloc] initWithDatabase:database_];
8587     return sections_;
8588 }
8589
8590 - (ChangesController *) changesController {
8591     if (changes_ == nil)
8592         changes_ = [[ChangesController alloc] initWithDatabase:database_ delegate:self];
8593     return changes_;
8594 }
8595
8596 - (ManageController *) manageController {
8597     if (manage_ == nil) {
8598         manage_ = (ManageController *) [[self
8599             _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8600             withClass:[ManageController class]
8601         ] retain];
8602         if (!IsWildcat_)
8603             queueDelegate_ = manage_;
8604     }
8605     return manage_;
8606 }
8607
8608 - (SearchController *) searchController {
8609     if (search_ == nil)
8610         search_ = [[SearchController alloc] initWithDatabase:database_];
8611     return search_;
8612 }
8613
8614 - (SourceController *) sourcesController {
8615     if (sources_ == nil)
8616         sources_ = [[SourceController alloc] initWithDatabase:database_];
8617     return sources_;
8618 }
8619
8620 - (InstalledController *) installedController {
8621     if (installed_ == nil) {
8622         installed_ = [[InstalledController alloc] initWithDatabase:database_];
8623         if (IsWildcat_)
8624             queueDelegate_ = installed_;
8625     }
8626     return installed_;
8627 }
8628
8629 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
8630     int tag = [[viewController tabBarItem] tag];
8631     if (tag == tag_) {
8632         [(CYNavigationController *)[tabbar_ selectedViewController] popToRootViewControllerAnimated:YES];
8633         return;
8634     } else if (tag_ == 1) {
8635         [[self sectionsController] resetView];
8636     }
8637
8638     switch (tag) {
8639         case kCydiaTag: _setHomePage(self); break;
8640
8641         case kSectionsTag: [self setPage:[self sectionsController]]; break;
8642         case kChangesTag: [self setPage:[self changesController]]; break;
8643         case kManageTag: [self setPage:[self manageController]]; break;
8644         case kInstalledTag: [self setPage:[self installedController]]; break;
8645         case kSourcesTag: [self setPage:[self sourcesController]]; break;
8646         case kSearchTag: [self setPage:[self searchController]]; break;
8647
8648         _nodefault
8649     }
8650
8651     tag_ = tag;
8652 }
8653
8654 - (void) showSettings {
8655     CYSettingsController *role = [[[CYSettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8656     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8657     if (IsWildcat_)
8658         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8659     [tabbar_ presentModalViewController:nav animated:YES];
8660 }
8661
8662 - (void) retainNetworkActivityIndicator {
8663     if (activity_++ == 0)
8664         [self setNetworkActivityIndicatorVisible:YES];
8665 }
8666
8667 - (void) releaseNetworkActivityIndicator {
8668     if (--activity_ == 0)
8669         [self setNetworkActivityIndicatorVisible:NO];
8670 }
8671
8672 - (void) setPackageController:(PackageController *)view {
8673     WebThreadLock();
8674     [view setPackage:nil];
8675     WebThreadUnlock();
8676 }
8677
8678 - (PackageController *) _packageController {
8679     return [[[PackageController alloc] initWithDatabase:database_] autorelease];
8680 }
8681
8682 - (PackageController *) packageController {
8683     return [self _packageController];
8684 }
8685
8686 // Returns the navigation controller for the queuing badge.
8687 - (id) queueBadgeController {
8688     int index = [self indexOfTabWithTag:kManageTag];
8689     if (index == -1)
8690         index = [self indexOfTabWithTag:kInstalledTag];
8691
8692     return [[tabbar_ viewControllers] objectAtIndex:index];
8693 }
8694
8695 - (void) cancelAndClear:(bool)clear {
8696     @synchronized (self) {
8697         if (clear) {
8698             [database_ clear];
8699             Queuing_ = false;
8700         } else {
8701             Queuing_ = true;
8702         }
8703
8704         [self _updateData];
8705     }
8706 }
8707
8708 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8709     NSString *context([alert context]);
8710
8711     if ([context isEqualToString:@"fixhalf"]) {
8712         if (button == [alert firstOtherButtonIndex]) {
8713             @synchronized (self) {
8714                 for (Package *broken in broken_) {
8715                     [broken remove];
8716
8717                     NSString *id = [broken id];
8718                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8719                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8720                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8721                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8722                 }
8723
8724                 [self resolve];
8725                 [self perform];
8726             }
8727         } else if (button == [alert cancelButtonIndex]) {
8728             [broken_ removeAllObjects];
8729             [self _loaded];
8730         }
8731
8732         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8733     } else if ([context isEqualToString:@"upgrade"]) {
8734         if (button == [alert firstOtherButtonIndex]) {
8735             @synchronized (self) {
8736                 for (Package *essential in essential_)
8737                     [essential install];
8738
8739                 [self resolve];
8740                 [self perform];
8741             }
8742         } else if (button == [alert firstOtherButtonIndex] + 1) {
8743             [self distUpgrade];
8744         } else if (button == [alert cancelButtonIndex]) {
8745             Ignored_ = YES;
8746         }
8747
8748         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8749     }
8750 }
8751
8752 - (void) system:(NSString *)command { _pooled
8753     _trace();
8754     system([command UTF8String]);
8755     _trace();
8756 }
8757
8758 - (void) applicationWillSuspend {
8759     [database_ clean];
8760     [super applicationWillSuspend];
8761 }
8762
8763 - (BOOL) isSafeToSuspend {
8764     // Use external process status API internally.
8765     // This is probably a really bad idea.
8766     // XXX: what is the point of this? does this solve anything at all?
8767     uint64_t status = 0;
8768     int notify_token;
8769     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8770         notify_get_state(notify_token, &status);
8771         notify_cancel(notify_token);
8772     }
8773
8774     return locked_ == 0 && status == 0;
8775 }
8776
8777 - (void) applicationSuspend:(__GSEvent *)event {
8778     if ([self isSafeToSuspend])
8779         [super applicationSuspend:event];
8780 }
8781
8782 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8783     if ([self isSafeToSuspend])
8784         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8785 }
8786
8787 - (void) _setSuspended:(BOOL)value {
8788     if ([self isSafeToSuspend])
8789         [super _setSuspended:value];
8790 }
8791
8792 - (UIProgressHUD *) addProgressHUD {
8793     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8794     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8795
8796     [window_ setUserInteractionEnabled:NO];
8797     [hud show:YES];
8798
8799     UIViewController *target = tabbar_;
8800     while ([target modalViewController] != nil) target = [target modalViewController];
8801     [[target view] addSubview:hud];
8802
8803     ++locked_;
8804     return hud;
8805 }
8806
8807 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8808     [hud show:NO];
8809     [hud removeFromSuperview];
8810     [window_ setUserInteractionEnabled:YES];
8811     --locked_;
8812 }
8813
8814 - (CYViewController *) pageForPackage:(NSString *)name {
8815     if (Package *package = [database_ packageWithName:name]) {
8816         PackageController *view([self packageController]);
8817         [view setPackage:package];
8818         return view;
8819     } else {
8820         NSURL *url([NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"unknown" ofType:@"html"]]);
8821         url = [NSURL URLWithString:[[url absoluteString] stringByAppendingString:[NSString stringWithFormat:@"?%@", name]]];
8822         return [self _pageForURL:url withClass:[CYBrowserController class]];
8823     }
8824 }
8825
8826 - (CYViewController *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8827     if (tag != NULL)
8828         *tag = -1;
8829
8830     NSString *href([url absoluteString]);
8831     if ([href hasPrefix:@"apptapp://package/"])
8832         return [self pageForPackage:[href substringFromIndex:18]];
8833
8834     NSString *scheme([[url scheme] lowercaseString]);
8835     if (![scheme isEqualToString:@"cydia"])
8836         return nil;
8837     NSString *path([url absoluteString]);
8838     if ([path length] < 8)
8839         return nil;
8840     path = [path substringFromIndex:8];
8841     if (![path hasPrefix:@"/"])
8842         path = [@"/" stringByAppendingString:path];
8843
8844     if ([path isEqualToString:@"/storage"])
8845         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CYBrowserController class]];
8846     /*else if ([path isEqualToString:@"/add-source"])
8847         return [[[AddSourceController alloc] initWithDatabase:database_] autorelease];*/
8848     else if ([path isEqualToString:@"/sources"])
8849         return [[[SourceController alloc] initWithDatabase:database_] autorelease];
8850     else if ([path isEqualToString:@"/packages"])
8851         return [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8852     else if ([path hasPrefix:@"/url/"])
8853         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CYBrowserController class]];
8854     else if ([path hasPrefix:@"/launch/"])
8855         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8856     else if ([path hasPrefix:@"/package-settings/"])
8857         return [[[CYPackageSettingsController alloc] initWithDatabase:database_ package:[path substringFromIndex:18]] autorelease];
8858     else if ([path hasPrefix:@"/package-signature/"])
8859         return [[[SignatureController alloc] initWithDatabase:database_ package:[path substringFromIndex:19]] autorelease];
8860     else if ([path hasPrefix:@"/package/"])
8861         return [self pageForPackage:[path substringFromIndex:9]];
8862     else if ([path hasPrefix:@"/files/"]) {
8863         NSString *name = [path substringFromIndex:7];
8864
8865         if (Package *package = [database_ packageWithName:name]) {
8866             FileTable *files = [[[FileTable alloc] initWithDatabase:database_] autorelease];
8867             [files setPackage:package];
8868             return files;
8869         }
8870     }
8871
8872     return nil;
8873 }
8874
8875 - (BOOL) openCydiaURL:(NSURL *)url {
8876     CYViewController *page = nil;
8877     int tag = 0;
8878
8879     if ((page = [self pageForURL:url hasTag:&tag])) {
8880         [self setPage:page];
8881         tag_ = tag;
8882         [tabbar_ setSelectedViewController:(tag_ == -1 ? nil : [[tabbar_ viewControllers] objectAtIndex:tag_])];
8883     }
8884
8885     return !!page;
8886 }
8887
8888 - (void) applicationOpenURL:(NSURL *)url {
8889     [super applicationOpenURL:url];
8890
8891     if (!loaded_) starturl_ = [url retain];
8892     else [self openCydiaURL:url];
8893 }
8894
8895 - (void) applicationWillResignActive:(UIApplication *)application {
8896     // Stop refreshing if you get a phone call or lock the device.
8897     if ([tabbar_ updating])
8898         [tabbar_ cancelUpdate];
8899
8900     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
8901         [super applicationWillResignActive:application];
8902 }
8903
8904 - (void) addStashController {
8905     ++locked_;
8906     stash_ = [[CYStashController alloc] init];
8907     [window_ addSubview:[stash_ view]];
8908 }
8909
8910 - (void) removeStashController {
8911     [[stash_ view] removeFromSuperview];
8912     [stash_ release];
8913     --locked_;
8914 }
8915
8916 - (void) stash {
8917     [self setIdleTimerDisabled:YES];
8918
8919     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
8920     [self setStatusBarShowsProgress:YES];
8921     UpdateExternalStatus(1);
8922
8923     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
8924
8925     UpdateExternalStatus(0);
8926     [self setStatusBarShowsProgress:NO];
8927
8928     [self removeStashController];
8929
8930     if (ExecFork() == 0) {
8931         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
8932         perror("launchctl stop");
8933     }
8934 }
8935
8936 - (void) setupTabBarController {
8937     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
8938     [tabbar_ setDelegate:self];
8939
8940     NSMutableArray *items([NSMutableArray arrayWithObjects:
8941         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:kCydiaTag] autorelease],
8942         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:kSectionsTag] autorelease],
8943         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:kChangesTag] autorelease],
8944         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:kSearchTag] autorelease],
8945     nil]);
8946
8947     if (IsWildcat_) {
8948         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:kSourcesTag] autorelease] atIndex:3];
8949         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:kInstalledTag] autorelease] atIndex:3];
8950     } else {
8951         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:kManageTag] autorelease] atIndex:3];
8952     }
8953
8954     NSMutableArray *controllers([NSMutableArray array]);
8955
8956     for (UITabBarItem *item in items) {
8957         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
8958         [controller setTabBarItem:item];
8959         [controllers addObject:controller];
8960     }
8961
8962     [tabbar_ setViewControllers:controllers];
8963 }
8964
8965 - (void)showFakeTabBarInView:(UIView *)view {
8966     static UITabBar *fake = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
8967     if (view != nil) {
8968         CGRect frame = [fake frame];
8969         frame.origin.y = [view frame].size.height - frame.size.height;
8970         frame.size.width = [view frame].size.width;
8971         [fake setFrame:frame];
8972         [fake setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin];
8973         [view addSubview:fake];
8974     } else {
8975         [fake removeFromSuperview];
8976     }
8977 }
8978
8979 - (void) applicationDidFinishLaunching:(id)unused {
8980 _trace();
8981     CydiaApp = self;
8982
8983     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
8984         [self setApplicationSupportsShakeToEdit:NO];
8985
8986     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
8987         initWithMemoryCapacity:524288
8988         diskCapacity:10485760
8989         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
8990     ] autorelease]];
8991
8992     [CYBrowserController _initialize];
8993
8994     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8995
8996     Font12_ = [[UIFont systemFontOfSize:12] retain];
8997     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8998     Font14_ = [[UIFont systemFontOfSize:14] retain];
8999     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9000     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9001
9002     tag_ = 0;
9003
9004     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9005     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9006
9007     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9008     [window_ orderFront:self];
9009     [window_ makeKey:self];
9010     [window_ setHidden:NO];
9011
9012     if (
9013         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9014         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9015         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9016         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9017         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9018         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9019         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9020         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9021         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9022         false
9023     ) {
9024         [self addStashController];
9025         // XXX: this would be much cleaner as a yieldToSelector:
9026         // that way the removeStashController could happen right here inline
9027         // we also could no longer require the useless stash_ field anymore
9028         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9029         return;
9030     }
9031
9032     database_ = [Database sharedInstance];
9033
9034     [self setupTabBarController];
9035     [tabbar_ setUpdateDelegate:self];
9036     [window_ addSubview:[tabbar_ view]];
9037
9038     // Show pinstripes while loading data.
9039     [[tabbar_ view] setBackgroundColor:[UIColor pinStripeColor]];
9040     [self showFakeTabBarInView:[tabbar_ tabBar]];
9041
9042     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9043 _trace();
9044 }
9045
9046 - (void) loadData {
9047 _trace();
9048     if (Role_ == nil) {
9049         [self showSettings];
9050         return;
9051     }
9052
9053     CGRect fixframe = [[tabbar_ view] frame];
9054     if (UIInterfaceOrientationIsLandscape([[UIApplication sharedApplication] statusBarOrientation]))
9055         fixframe.size = CGSizeMake(fixframe.size.height, fixframe.size.width);
9056     CYLoadingIndicator *loading = [[[CYLoadingIndicator alloc] initWithFrame:fixframe] autorelease];
9057     [loading setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9058     [[tabbar_ view] addSubview:loading];
9059     [window_ setUserInteractionEnabled:NO];
9060
9061     [self reloadData];
9062     PrintTimes();
9063
9064     // Show the initial page
9065     if (starturl_ == nil || ![self openCydiaURL:starturl_]) {
9066         [tabbar_ setSelectedIndex:0];
9067         _setHomePage(self);
9068     }
9069
9070     [self showFakeTabBarInView:nil];
9071
9072     [starturl_ release];
9073     starturl_ = nil;
9074
9075     [window_ setUserInteractionEnabled:YES];
9076
9077     // XXX: does this actually slow anything down?
9078     [[tabbar_ view] setBackgroundColor:[UIColor clearColor]];
9079     [loading removeFromSuperview];
9080 }
9081
9082 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9083     if (item != nil && IsWildcat_) {
9084         [sheet showFromBarButtonItem:item animated:YES];
9085     } else {
9086         [sheet showInView:window_];
9087     }
9088 }
9089
9090 @end
9091
9092 /*IMP alloc_;
9093 id Alloc_(id self, SEL selector) {
9094     id object = alloc_(self, selector);
9095     lprintf("[%s]A-%p\n", self->isa->name, object);
9096     return object;
9097 }*/
9098
9099 /*IMP dealloc_;
9100 id Dealloc_(id self, SEL selector) {
9101     id object = dealloc_(self, selector);
9102     lprintf("[%s]D-%p\n", self->isa->name, object);
9103     return object;
9104 }*/
9105
9106 Class $WebDefaultUIKitDelegate;
9107
9108 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9109     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9110         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9111     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9112 }
9113
9114 static NSNumber *shouldPlayKeyboardSounds;
9115
9116 Class $UIHardware;
9117
9118 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9119     switch (sound) {
9120         case 1104: // Keyboard Button Clicked
9121         case 1105: // Keyboard Delete Repeated
9122             if (shouldPlayKeyboardSounds == nil) {
9123                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9124                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9125             }
9126
9127             if (![shouldPlayKeyboardSounds boolValue])
9128                 break;
9129
9130         default:
9131             _UIHardware$_playSystemSound$(self, _cmd, sound);
9132     }
9133 }
9134
9135 int main(int argc, char *argv[]) { _pooled
9136     _trace();
9137
9138     if (Class $UIDevice = objc_getClass("UIDevice")) {
9139         UIDevice *device([$UIDevice currentDevice]);
9140         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9141     } else
9142         IsWildcat_ = false;
9143
9144     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9145
9146     /* Library Hacks {{{ */
9147     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9148
9149     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9150     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9151     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9152         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9153         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9154     }
9155
9156     $UIHardware = objc_getClass("UIHardware");
9157     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9158     if (UIHardware$_playSystemSound$ != NULL) {
9159         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9160         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9161     }
9162     /* }}} */
9163     /* Set Locale {{{ */
9164     Locale_ = CFLocaleCopyCurrent();
9165     Languages_ = [NSLocale preferredLanguages];
9166     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9167     //NSLog(@"%@", [Languages_ description]);
9168
9169     const char *lang;
9170     if (Languages_ == nil || [Languages_ count] == 0)
9171         // XXX: consider just setting to C and then falling through?
9172         lang = NULL;
9173     else {
9174         lang = [[Languages_ objectAtIndex:0] UTF8String];
9175         setenv("LANG", lang, true);
9176     }
9177
9178     //std::setlocale(LC_ALL, lang);
9179     NSLog(@"Setting Language: %s", lang);
9180     /* }}} */
9181
9182     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9183
9184     /* Parse Arguments {{{ */
9185     bool substrate(false);
9186
9187     if (argc != 0) {
9188         char **args(argv);
9189         int arge(1);
9190
9191         for (int argi(1); argi != argc; ++argi)
9192             if (strcmp(argv[argi], "--") == 0) {
9193                 arge = argi;
9194                 argv[argi] = argv[0];
9195                 argv += argi;
9196                 argc -= argi;
9197                 break;
9198             }
9199
9200         for (int argi(1); argi != arge; ++argi)
9201             if (strcmp(args[argi], "--substrate") == 0)
9202                 substrate = true;
9203             else
9204                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9205     }
9206     /* }}} */
9207
9208     App_ = [[NSBundle mainBundle] bundlePath];
9209     Home_ = NSHomeDirectory();
9210     Advanced_ = YES;
9211
9212     setuid(0);
9213     setgid(0);
9214
9215     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9216     alloc_ = alloc->method_imp;
9217     alloc->method_imp = (IMP) &Alloc_;*/
9218
9219     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9220     dealloc_ = dealloc->method_imp;
9221     dealloc->method_imp = (IMP) &Dealloc_;*/
9222
9223     /* System Information {{{ */
9224     size_t size;
9225
9226     int maxproc;
9227     size = sizeof(maxproc);
9228     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9229         perror("sysctlbyname(\"kern.maxproc\", ?)");
9230     else if (maxproc < 64) {
9231         maxproc = 64;
9232         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9233             perror("sysctlbyname(\"kern.maxproc\", #)");
9234     }
9235
9236     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9237     char *osversion = new char[size];
9238     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9239         perror("sysctlbyname(\"kern.osversion\", ?)");
9240     else
9241         System_ = [NSString stringWithUTF8String:osversion];
9242
9243     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9244     char *machine = new char[size];
9245     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9246         perror("sysctlbyname(\"hw.machine\", ?)");
9247     else
9248         Machine_ = machine;
9249
9250     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9251         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9252             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9253                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9254                 CFRelease(serial);
9255             }
9256
9257             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9258                 NSData *data((NSData *) ecid);
9259                 size_t length([data length]);
9260                 uint8_t bytes[length];
9261                 [data getBytes:bytes];
9262                 char string[length * 2 + 1];
9263                 for (size_t i(0); i != length; ++i)
9264                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9265                 ChipID_ = [NSString stringWithUTF8String:string];
9266                 CFRelease(ecid);
9267             }
9268
9269             IOObjectRelease(service);
9270         }
9271     }
9272
9273     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9274
9275     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9276     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9277     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9278
9279     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9280     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9281     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9282
9283     if (mcc != NULL && mnc != NULL)
9284         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9285
9286     if (mnc != NULL)
9287         CFRelease(mnc);
9288     if (mcc != NULL)
9289         CFRelease(mcc);
9290
9291     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9292         Build_ = [system objectForKey:@"ProductBuildVersion"];
9293     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9294         Product_ = [info objectForKey:@"SafariProductVersion"];
9295         Safari_ = [info objectForKey:@"CFBundleVersion"];
9296     }
9297     /* }}} */
9298     /* Load Database {{{ */
9299     _trace();
9300     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9301     _trace();
9302     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9303
9304     if (Metadata_ == NULL)
9305         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9306     else {
9307         Settings_ = [Metadata_ objectForKey:@"Settings"];
9308
9309         Packages_ = [Metadata_ objectForKey:@"Packages"];
9310         Sections_ = [Metadata_ objectForKey:@"Sections"];
9311         Sources_ = [Metadata_ objectForKey:@"Sources"];
9312
9313         Token_ = [Metadata_ objectForKey:@"Token"];
9314     }
9315
9316     if (Settings_ != nil)
9317         Role_ = [Settings_ objectForKey:@"Role"];
9318
9319     if (Sections_ == nil) {
9320         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9321         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9322     }
9323
9324     if (Sources_ == nil) {
9325         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9326         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9327     }
9328     /* }}} */
9329
9330     _trace();
9331     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9332     _trace();
9333
9334     if (Packages_ != nil) {
9335         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, NULL);
9336         _trace();
9337         [Metadata_ removeObjectForKey:@"Packages"];
9338         Packages_ = nil;
9339         Changed_ = true;
9340     }
9341
9342     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9343
9344     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9345         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9346     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9347         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9348     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9349         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9350
9351     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9352
9353     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9354         unlink("/tmp/.cydia.fw");
9355         goto firmware;
9356     } else if (access("/User", F_OK) != 0 || version < 2) {
9357       firmware:
9358         _trace();
9359         system("/usr/libexec/cydia/firmware.sh");
9360         _trace();
9361     }
9362
9363     _assert([[NSFileManager defaultManager]
9364         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9365         withIntermediateDirectories:YES
9366         attributes:nil
9367         error:NULL
9368     ]);
9369
9370     if (access("/tmp/cydia.chk", F_OK) == 0) {
9371         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9372             _assert(errno == ENOENT);
9373         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9374             _assert(errno == ENOENT);
9375     }
9376
9377     /* APT Initialization {{{ */
9378     _assert(pkgInitConfig(*_config));
9379     _assert(pkgInitSystem(*_config, _system));
9380
9381     if (lang != NULL)
9382         _config->Set("APT::Acquire::Translation", lang);
9383
9384     // XXX: this timeout might be important :(
9385     //_config->Set("Acquire::http::Timeout", 15);
9386
9387     _config->Set("Acquire::http::MaxParallel", 3);
9388     /* }}} */
9389     /* Color Choices {{{ */
9390     space_ = CGColorSpaceCreateDeviceRGB();
9391
9392     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9393     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9394     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9395     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9396     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9397     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9398     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9399     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9400     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9401
9402     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9403     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9404     /* }}}*/
9405     /* UIKit Configuration {{{ */
9406     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9407     if ($GSFontSetUseLegacyFontMetrics != NULL)
9408         $GSFontSetUseLegacyFontMetrics(YES);
9409
9410     // XXX: I have a feeling this was important
9411     //UIKeyboardDisableAutomaticAppearance();
9412     /* }}} */
9413
9414     Colon_ = UCLocalize("COLON_DELIMITED");
9415     Elision_ = UCLocalize("ELISION");
9416     Error_ = UCLocalize("ERROR");
9417     Warning_ = UCLocalize("WARNING");
9418
9419     _trace();
9420     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9421
9422     CGColorSpaceRelease(space_);
9423     CFRelease(Locale_);
9424
9425     return value;
9426 }