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 CYPackageController;
1183
1184 @protocol CydiaDelegate
1185 - (void) retainNetworkActivityIndicator;
1186 - (void) releaseNetworkActivityIndicator;
1187 - (void) setPackageController:(CYPackageController *)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 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1203 @end
1204
1205 static id<CydiaDelegate> CydiaApp;
1206 /* }}} */
1207
1208 /* Status Delegation {{{ */
1209 class Status :
1210     public pkgAcquireStatus
1211 {
1212   private:
1213     _transient NSObject<ProgressDelegate> *delegate_;
1214
1215   public:
1216     Status() :
1217         delegate_(nil)
1218     {
1219     }
1220
1221     void setDelegate(id delegate) {
1222         delegate_ = delegate;
1223     }
1224
1225     NSObject<ProgressDelegate> *getDelegate() const {
1226         return delegate_;
1227     }
1228
1229     virtual bool MediaChange(std::string media, std::string drive) {
1230         return false;
1231     }
1232
1233     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1234     }
1235
1236     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1237         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1238         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1239     }
1240
1241     virtual void Done(pkgAcquire::ItemDesc &item) {
1242     }
1243
1244     virtual void Fail(pkgAcquire::ItemDesc &item) {
1245         if (
1246             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1247             item.Owner->Status == pkgAcquire::Item::StatDone
1248         )
1249             return;
1250
1251         std::string &error(item.Owner->ErrorText);
1252         if (error.empty())
1253             return;
1254
1255         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1256         NSArray *fields([description componentsSeparatedByString:@" "]);
1257         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1258
1259         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1260             withObject:[NSArray arrayWithObjects:
1261                 [NSString stringWithUTF8String:error.c_str()],
1262                 source,
1263             nil]
1264             waitUntilDone:YES
1265         ];
1266     }
1267
1268     virtual bool Pulse(pkgAcquire *Owner) {
1269         bool value = pkgAcquireStatus::Pulse(Owner);
1270
1271         float percent(
1272             double(CurrentBytes + CurrentItems) /
1273             double(TotalBytes + TotalItems)
1274         );
1275
1276         [delegate_ setProgressPercent:percent];
1277         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1278     }
1279
1280     virtual void Start() {
1281         [delegate_ startProgress];
1282     }
1283
1284     virtual void Stop() {
1285     }
1286 };
1287 /* }}} */
1288 /* Progress Delegation {{{ */
1289 class Progress :
1290     public OpProgress
1291 {
1292   private:
1293     _transient id<ProgressDelegate> delegate_;
1294     float percent_;
1295
1296   protected:
1297     virtual void Update() {
1298         /*if (abs(Percent - percent_) > 2)
1299             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1300             percent_ = Percent;
1301         }*/
1302
1303         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1304         [delegate_ setProgressPercent:(Percent / 100)];*/
1305     }
1306
1307   public:
1308     Progress() :
1309         delegate_(nil),
1310         percent_(0)
1311     {
1312     }
1313
1314     void setDelegate(id delegate) {
1315         delegate_ = delegate;
1316     }
1317
1318     id getDelegate() const {
1319         return delegate_;
1320     }
1321
1322     virtual void Done() {
1323         //NSLog(@"DONE");
1324         //[delegate_ setProgressPercent:1];
1325     }
1326 };
1327 /* }}} */
1328
1329 /* Database Interface {{{ */
1330 typedef std::map< unsigned long, _H<Source> > SourceMap;
1331
1332 @interface Database : NSObject {
1333     NSZone *zone_;
1334     apr_pool_t *pool_;
1335
1336     unsigned era_;
1337
1338     pkgCacheFile cache_;
1339     pkgDepCache::Policy *policy_;
1340     pkgRecords *records_;
1341     pkgProblemResolver *resolver_;
1342     pkgAcquire *fetcher_;
1343     FileFd *lock_;
1344     SPtr<pkgPackageManager> manager_;
1345     pkgSourceList *list_;
1346
1347     SourceMap sources_;
1348     CFMutableArrayRef deadSources_;
1349     CFMutableArrayRef packages_;
1350
1351     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1352     Status status_;
1353     Progress progress_;
1354
1355     int cydiafd_;
1356     int statusfd_;
1357     FILE *input_;
1358
1359     std::map<const char *, _H<NSString> > sections_;
1360 }
1361
1362 + (Database *) sharedInstance;
1363 - (unsigned) era;
1364
1365 - (void) _readCydia:(NSNumber *)fd;
1366 - (void) _readStatus:(NSNumber *)fd;
1367 - (void) _readOutput:(NSNumber *)fd;
1368
1369 - (FILE *) input;
1370
1371 - (Package *) packageWithName:(NSString *)name;
1372
1373 - (pkgCacheFile &) cache;
1374 - (pkgDepCache::Policy *) policy;
1375 - (pkgRecords *) records;
1376 - (pkgProblemResolver *) resolver;
1377 - (pkgAcquire &) fetcher;
1378 - (pkgSourceList &) list;
1379 - (NSArray *) packages;
1380 - (NSArray *) sources;
1381 - (void) reloadData;
1382
1383 - (void) configure;
1384 - (bool) prepare;
1385 - (void) perform;
1386 - (bool) upgrade;
1387 - (void) update;
1388
1389 - (void) updateWithStatus:(Status &)status;
1390
1391 - (void) setDelegate:(id)delegate;
1392 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1393
1394 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1395
1396 @end
1397 /* }}} */
1398 /* Delegate Helpers {{{ */
1399 @implementation NSObject (ProgressDelegate)
1400
1401 - (void) _setProgressErrorPackage:(NSArray *)args {
1402     [self performSelector:@selector(setProgressError:forPackage:)
1403         withObject:[args objectAtIndex:0]
1404         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1405     ];
1406 }
1407
1408 - (void) _setProgressErrorTitle:(NSArray *)args {
1409     [self performSelector:@selector(setProgressError:withTitle:)
1410         withObject:[args objectAtIndex:0]
1411         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1412     ];
1413 }
1414
1415 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1416     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1417         withObject:[NSArray arrayWithObjects:error, title, nil]
1418         waitUntilDone:YES
1419     ];
1420 }
1421
1422 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1423     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1424
1425     [self performSelector:@selector(setProgressError:withTitle:)
1426         withObject:error
1427         withObject:(package == nil ? id : [package name])
1428     ];
1429 }
1430
1431 @end
1432 /* }}} */
1433
1434 // Cytore Definitions {{{
1435 struct PackageValue :
1436     Cytore::Block
1437 {
1438     Cytore::Offset<PackageValue> next_;
1439
1440     uint32_t index_ : 23;
1441     uint32_t subscribed_ : 1;
1442     uint32_t : 8;
1443
1444     int32_t first_;
1445     int32_t last_;
1446
1447     uint16_t vhash_;
1448     uint16_t nhash_;
1449
1450     char version_[8];
1451     char name_[];
1452 };
1453
1454 struct MetaValue :
1455     Cytore::Block
1456 {
1457     uint32_t active_;
1458     Cytore::Offset<PackageValue> packages_[1 << 16];
1459 };
1460
1461 static Cytore::File<MetaValue> MetaFile_;
1462 // }}}
1463 // Cytore Helper Functions {{{
1464 static PackageValue *PackageFind(const char *name, size_t length) {
1465     SplitHash nhash = { hashlittle(name, length) };
1466
1467     PackageValue *metadata;
1468
1469     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1470     offset: if (offset->IsNull()) {
1471         *offset = MetaFile_.New<PackageValue>(length + 1);
1472         metadata = &MetaFile_.Get(*offset);
1473
1474         memcpy(metadata->name_, name, length + 1);
1475         metadata->nhash_ = nhash.u16[1];
1476     } else {
1477         metadata = &MetaFile_.Get(*offset);
1478
1479         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1480             offset = &metadata->next_;
1481             goto offset;
1482         }
1483     }
1484
1485     return metadata;
1486 }
1487
1488 static void PackageImport(const void *key, const void *value, void *context) {
1489     char buffer[1024];
1490     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1491         NSLog(@"failed to import package %@", key);
1492         return;
1493     }
1494
1495     PackageValue *metadata(PackageFind(buffer, strlen(buffer)));
1496     NSDictionary *package((NSDictionary *) value);
1497
1498     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1499         if ([subscribed boolValue] && !metadata->subscribed_)
1500             metadata->subscribed_ = true;
1501
1502     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1503         time_t time([date timeIntervalSince1970]);
1504         if (metadata->first_ > time || metadata->first_ == 0)
1505             metadata->first_ = time;
1506     }
1507
1508     NSDate *date([package objectForKey:@"LastSeen"]);
1509     NSString *version([package objectForKey:@"LastVersion"]);
1510
1511     if (date != nil && version != nil) {
1512         time_t time([date timeIntervalSince1970]);
1513         if (metadata->last_ < time || metadata->last_ == 0)
1514             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1515                 size_t length(strlen(buffer));
1516                 uint16_t vhash(hashlittle(buffer, length));
1517
1518                 size_t capped(std::min<size_t>(8, length));
1519                 char *latest(buffer + length - capped);
1520
1521                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1522                 metadata->vhash_ = vhash;
1523
1524                 metadata->last_ = time;
1525             }
1526     }
1527 }
1528 // }}}
1529
1530 /* Source Class {{{ */
1531 @interface Source : NSObject {
1532     CYString depiction_;
1533     CYString description_;
1534     CYString label_;
1535     CYString origin_;
1536     CYString support_;
1537
1538     CYString uri_;
1539     CYString distribution_;
1540     CYString type_;
1541     CYString version_;
1542
1543     NSString *host_;
1544     NSString *authority_;
1545
1546     CYString defaultIcon_;
1547
1548     NSDictionary *record_;
1549     BOOL trusted_;
1550 }
1551
1552 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1553
1554 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1555
1556 - (NSString *) depictionForPackage:(NSString *)package;
1557 - (NSString *) supportForPackage:(NSString *)package;
1558
1559 - (NSDictionary *) record;
1560 - (BOOL) trusted;
1561
1562 - (NSString *) uri;
1563 - (NSString *) distribution;
1564 - (NSString *) type;
1565 - (NSString *) key;
1566 - (NSString *) host;
1567
1568 - (NSString *) name;
1569 - (NSString *) description;
1570 - (NSString *) label;
1571 - (NSString *) origin;
1572 - (NSString *) version;
1573
1574 - (NSString *) defaultIcon;
1575
1576 @end
1577
1578 @implementation Source
1579
1580 - (void) _clear {
1581     uri_.clear();
1582     distribution_.clear();
1583     type_.clear();
1584
1585     description_.clear();
1586     label_.clear();
1587     origin_.clear();
1588     depiction_.clear();
1589     support_.clear();
1590     version_.clear();
1591     defaultIcon_.clear();
1592
1593     if (record_ != nil) {
1594         [record_ release];
1595         record_ = nil;
1596     }
1597
1598     if (host_ != nil) {
1599         [host_ release];
1600         host_ = nil;
1601     }
1602
1603     if (authority_ != nil) {
1604         [authority_ release];
1605         authority_ = nil;
1606     }
1607 }
1608
1609 - (void) dealloc {
1610     // XXX: this is a very inefficient way to call these deconstructors
1611     [self _clear];
1612     [super dealloc];
1613 }
1614
1615 + (NSArray *) _attributeKeys {
1616     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1617 }
1618
1619 - (NSArray *) attributeKeys {
1620     return [[self class] _attributeKeys];
1621 }
1622
1623 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1624     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1625 }
1626
1627 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1628     [self _clear];
1629
1630     trusted_ = index->IsTrusted();
1631
1632     uri_.set(pool, index->GetURI());
1633     distribution_.set(pool, index->GetDist());
1634     type_.set(pool, index->GetType());
1635
1636     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1637     if (dindex != NULL) {
1638         FileFd fd;
1639         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1640             _error->Discard();
1641         else {
1642             pkgTagFile tags(&fd);
1643
1644             pkgTagSection section;
1645             tags.Step(section);
1646
1647             struct {
1648                 const char *name_;
1649                 CYString *value_;
1650             } names[] = {
1651                 {"default-icon", &defaultIcon_},
1652                 {"depiction", &depiction_},
1653                 {"description", &description_},
1654                 {"label", &label_},
1655                 {"origin", &origin_},
1656                 {"support", &support_},
1657                 {"version", &version_},
1658             };
1659
1660             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1661                 const char *start, *end;
1662
1663                 if (section.Find(names[i].name_, start, end)) {
1664                     CYString &value(*names[i].value_);
1665                     value.set(pool, start, end - start);
1666                 }
1667             }
1668         }
1669     }
1670
1671     record_ = [Sources_ objectForKey:[self key]];
1672     if (record_ != nil)
1673         record_ = [record_ retain];
1674
1675     NSURL *url([NSURL URLWithString:uri_]);
1676
1677     host_ = [url host];
1678     if (host_ != nil)
1679         host_ = [[host_ lowercaseString] retain];
1680
1681     if (host_ != nil)
1682         authority_ = host_;
1683     else
1684         authority_ = [url path];
1685
1686     if (authority_ != nil)
1687         authority_ = [authority_ retain];
1688 }
1689
1690 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1691     if ((self = [super init]) != nil) {
1692         [self setMetaIndex:index inPool:pool];
1693     } return self;
1694 }
1695
1696 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1697     NSDictionary *lhr = [self record];
1698     NSDictionary *rhr = [source record];
1699
1700     if (lhr != rhr)
1701         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1702
1703     NSString *lhs = [self name];
1704     NSString *rhs = [source name];
1705
1706     if ([lhs length] != 0 && [rhs length] != 0) {
1707         unichar lhc = [lhs characterAtIndex:0];
1708         unichar rhc = [rhs characterAtIndex:0];
1709
1710         if (isalpha(lhc) && !isalpha(rhc))
1711             return NSOrderedAscending;
1712         else if (!isalpha(lhc) && isalpha(rhc))
1713             return NSOrderedDescending;
1714     }
1715
1716     return [lhs compare:rhs options:LaxCompareOptions_];
1717 }
1718
1719 - (NSString *) depictionForPackage:(NSString *)package {
1720     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1721 }
1722
1723 - (NSString *) supportForPackage:(NSString *)package {
1724     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1725 }
1726
1727 - (NSDictionary *) record {
1728     return record_;
1729 }
1730
1731 - (BOOL) trusted {
1732     return trusted_;
1733 }
1734
1735 - (NSString *) uri {
1736     return uri_;
1737 }
1738
1739 - (NSString *) distribution {
1740     return distribution_;
1741 }
1742
1743 - (NSString *) type {
1744     return type_;
1745 }
1746
1747 - (NSString *) key {
1748     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1749 }
1750
1751 - (NSString *) host {
1752     return host_;
1753 }
1754
1755 - (NSString *) name {
1756     return origin_.empty() ? authority_ : origin_;
1757 }
1758
1759 - (NSString *) description {
1760     return description_;
1761 }
1762
1763 - (NSString *) label {
1764     return label_.empty() ? authority_ : label_;
1765 }
1766
1767 - (NSString *) origin {
1768     return origin_;
1769 }
1770
1771 - (NSString *) version {
1772     return version_;
1773 }
1774
1775 - (NSString *) defaultIcon {
1776     return defaultIcon_;
1777 }
1778
1779 @end
1780 /* }}} */
1781 /* Relationship Class {{{ */
1782 @interface Relationship : NSObject {
1783     NSString *type_;
1784     NSString *id_;
1785 }
1786
1787 - (NSString *) type;
1788 - (NSString *) id;
1789 - (NSString *) name;
1790
1791 @end
1792
1793 @implementation Relationship
1794
1795 - (void) dealloc {
1796     [type_ release];
1797     [id_ release];
1798     [super dealloc];
1799 }
1800
1801 - (NSString *) type {
1802     return type_;
1803 }
1804
1805 - (NSString *) id {
1806     return id_;
1807 }
1808
1809 - (NSString *) name {
1810     _assert(false);
1811     return nil;
1812 }
1813
1814 @end
1815 /* }}} */
1816 /* Package Class {{{ */
1817 struct ParsedPackage {
1818     CYString tagline_;
1819
1820     CYString icon_;
1821
1822     CYString depiction_;
1823     CYString homepage_;
1824
1825     CYString sponsor_;
1826     CYString author_;
1827
1828     CYString bugs_;
1829     CYString support_;
1830 };
1831
1832 @interface Package : NSObject {
1833     uint32_t era_ : 26;
1834     uint32_t role_ : 3;
1835     uint32_t essential_ : 1;
1836     uint32_t obsolete_ : 1;
1837     uint32_t ignored_ : 1;
1838
1839     apr_pool_t *pool_;
1840
1841     _transient Database *database_;
1842
1843     pkgCache::VerIterator version_;
1844     pkgCache::PkgIterator iterator_;
1845     pkgCache::VerFileIterator file_;
1846
1847     CYString id_;
1848     CYString name_;
1849
1850     CYString latest_;
1851     CYString installed_;
1852
1853     const char *section_;
1854     _transient NSString *section$_;
1855
1856     Source *source_;
1857
1858     PackageValue *metadata_;
1859     ParsedPackage *parsed_;
1860
1861     NSMutableArray *tags_;
1862 }
1863
1864 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1865 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1866
1867 - (pkgCache::PkgIterator) iterator;
1868 - (void) parse;
1869
1870 - (NSString *) section;
1871 - (NSString *) simpleSection;
1872
1873 - (NSString *) longSection;
1874 - (NSString *) shortSection;
1875
1876 - (NSString *) uri;
1877
1878 - (Address *) maintainer;
1879 - (size_t) size;
1880 - (NSString *) longDescription;
1881 - (NSString *) shortDescription;
1882 - (unichar) index;
1883
1884 - (PackageValue *) metadata;
1885 - (time_t) seen;
1886
1887 - (bool) subscribed;
1888 - (bool) setSubscribed:(bool)subscribed;
1889
1890 - (BOOL) ignored;
1891
1892 - (NSString *) latest;
1893 - (NSString *) installed;
1894 - (BOOL) uninstalled;
1895
1896 - (BOOL) valid;
1897 - (BOOL) upgradableAndEssential:(BOOL)essential;
1898 - (BOOL) essential;
1899 - (BOOL) broken;
1900 - (BOOL) unfiltered;
1901 - (BOOL) visible;
1902
1903 - (BOOL) half;
1904 - (BOOL) halfConfigured;
1905 - (BOOL) halfInstalled;
1906 - (BOOL) hasMode;
1907 - (NSString *) mode;
1908
1909 - (NSString *) id;
1910 - (NSString *) name;
1911 - (UIImage *) icon;
1912 - (NSString *) homepage;
1913 - (NSString *) depiction;
1914 - (Address *) author;
1915
1916 - (NSString *) support;
1917
1918 - (NSArray *) files;
1919 - (NSArray *) warnings;
1920 - (NSArray *) applications;
1921
1922 - (Source *) source;
1923
1924 - (BOOL) matches:(NSString *)text;
1925
1926 - (bool) hasSupportingRole;
1927 - (BOOL) hasTag:(NSString *)tag;
1928 - (NSString *) primaryPurpose;
1929 - (NSArray *) purposes;
1930 - (bool) isCommercial;
1931
1932 - (void) setIndex:(size_t)index;
1933
1934 - (CYString &) cyname;
1935
1936 - (uint32_t) compareBySection:(NSArray *)sections;
1937
1938 - (void) install;
1939 - (void) remove;
1940
1941 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1942 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1943 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1944 - (bool) isVisibleInSection:(NSString *)section;
1945 - (bool) isVisibleInSource:(Source *)source;
1946
1947 @end
1948
1949 uint32_t PackageChangesRadix(Package *self, void *) {
1950     union {
1951         uint32_t key;
1952
1953         struct {
1954             uint32_t timestamp : 30;
1955             uint32_t ignored : 1;
1956             uint32_t upgradable : 1;
1957         } bits;
1958     } value;
1959
1960     bool upgradable([self upgradableAndEssential:YES]);
1961     value.bits.upgradable = upgradable ? 1 : 0;
1962
1963     if (upgradable) {
1964         value.bits.timestamp = 0;
1965         value.bits.ignored = [self ignored] ? 0 : 1;
1966         value.bits.upgradable = 1;
1967     } else {
1968         value.bits.timestamp = [self seen] >> 2;
1969         value.bits.ignored = 0;
1970         value.bits.upgradable = 0;
1971     }
1972
1973     return _not(uint32_t) - value.key;
1974 }
1975
1976 uint32_t PackagePrefixRadix(Package *self, void *context) {
1977     size_t offset(reinterpret_cast<size_t>(context));
1978     CYString &name([self cyname]);
1979
1980     size_t size(name.size());
1981     if (size == 0)
1982         return 0;
1983     char *text(name.data());
1984
1985     size_t zeros;
1986     if (!isdigit(text[0]))
1987         zeros = 0;
1988     else {
1989         size_t digits(1);
1990         while (size != digits && isdigit(text[digits]))
1991             if (++digits == 4)
1992                 break;
1993         zeros = 4 - digits;
1994     }
1995
1996     uint8_t data[4];
1997
1998     if (offset == 0 && zeros != 0) {
1999         memset(data, '0', zeros);
2000         memcpy(data + zeros, text, 4 - zeros);
2001     } else {
2002         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2003         if (size <= offset - zeros)
2004             return 0;
2005
2006         text += offset - zeros;
2007         size -= offset - zeros;
2008
2009         if (size >= 4)
2010             memcpy(data, text, 4);
2011         else {
2012             memcpy(data, text, size);
2013             memset(data + size, 0, 4 - size);
2014         }
2015
2016         for (size_t i(0); i != 4; ++i)
2017             if (isalpha(data[i]))
2018                 data[i] |= 0x20;
2019     }
2020
2021     if (offset == 0)
2022         if (data[0] == '@')
2023             data[0] = 0x7f;
2024         else
2025             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2026
2027     /* XXX: ntohl may be more honest */
2028     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2029 }
2030
2031 CYString &(*PackageName)(Package *self, SEL sel);
2032
2033 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2034     _profile(PackageNameCompare)
2035         CYString &lhi(PackageName(lhs, @selector(cyname)));
2036         CYString &rhi(PackageName(rhs, @selector(cyname)));
2037         CFStringRef lhn(lhi), rhn(rhi);
2038
2039         if (lhn == NULL)
2040             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2041         else if (rhn == NULL)
2042             return NSOrderedDescending;
2043
2044         _profile(PackageNameCompare$NumbersLast)
2045             if (!lhi.empty() && !rhi.empty()) {
2046                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2047                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2048                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2049                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2050                     return lha ? NSOrderedAscending : NSOrderedDescending;
2051             }
2052         _end
2053
2054         CFIndex length = CFStringGetLength(lhn);
2055
2056         _profile(PackageNameCompare$Compare)
2057             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2058         _end
2059     _end
2060 }
2061
2062 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2063     return PackageNameCompare(*lhs, *rhs, context);
2064 }
2065
2066 struct PackageNameOrdering :
2067     std::binary_function<Package *, Package *, bool>
2068 {
2069     _finline bool operator ()(Package *lhs, Package *rhs) const {
2070         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2071     }
2072 };
2073
2074 @implementation Package
2075
2076 - (NSString *) description {
2077     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2078 }
2079
2080 - (void) dealloc {
2081     if (parsed_ != NULL)
2082         delete parsed_;
2083     if (source_ != nil)
2084         [source_ release];
2085     if (tags_ != nil)
2086         [tags_ release];
2087     [super dealloc];
2088 }
2089
2090 + (NSString *) webScriptNameForSelector:(SEL)selector {
2091     if (selector == @selector(hasTag:))
2092         return @"hasTag";
2093     else
2094         return nil;
2095 }
2096
2097 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2098     return [self webScriptNameForSelector:selector] == nil;
2099 }
2100
2101 + (NSArray *) _attributeKeys {
2102     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];
2103 }
2104
2105 - (NSArray *) attributeKeys {
2106     return [[self class] _attributeKeys];
2107 }
2108
2109 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2110     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2111 }
2112
2113 - (void) parse {
2114     if (parsed_ != NULL)
2115         return;
2116 @synchronized (database_) {
2117     if ([database_ era] != era_ || file_.end())
2118         return;
2119
2120     ParsedPackage *parsed(new ParsedPackage);
2121     parsed_ = parsed;
2122
2123     _profile(Package$parse)
2124         pkgRecords::Parser *parser;
2125
2126         _profile(Package$parse$Lookup)
2127             parser = &[database_ records]->Lookup(file_);
2128         _end
2129
2130         CYString website;
2131
2132         _profile(Package$parse$Find)
2133             struct {
2134                 const char *name_;
2135                 CYString *value_;
2136             } names[] = {
2137                 {"icon", &parsed->icon_},
2138                 {"depiction", &parsed->depiction_},
2139                 {"homepage", &parsed->homepage_},
2140                 {"website", &website},
2141                 {"bugs", &parsed->bugs_},
2142                 {"support", &parsed->support_},
2143                 {"sponsor", &parsed->sponsor_},
2144                 {"author", &parsed->author_},
2145             };
2146
2147             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2148                 const char *start, *end;
2149
2150                 if (parser->Find(names[i].name_, start, end)) {
2151                     CYString &value(*names[i].value_);
2152                     _profile(Package$parse$Value)
2153                         value.set(pool_, start, end - start);
2154                     _end
2155                 }
2156             }
2157         _end
2158
2159         _profile(Package$parse$Tagline)
2160             const char *start, *end;
2161             if (parser->ShortDesc(start, end)) {
2162                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2163                 if (stop == NULL)
2164                     stop = end;
2165                 while (stop != start && stop[-1] == '\r')
2166                     --stop;
2167                 parsed->tagline_.set(pool_, start, stop - start);
2168             }
2169         _end
2170
2171         _profile(Package$parse$Retain)
2172             if (parsed->homepage_.empty())
2173                 parsed->homepage_ = website;
2174             if (parsed->homepage_ == parsed->depiction_)
2175                 parsed->homepage_.clear();
2176         _end
2177     _end
2178 } }
2179
2180 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2181     if ((self = [super init]) != nil) {
2182     _profile(Package$initWithVersion)
2183         pool_ = pool;
2184
2185         database_ = database;
2186         era_ = [database era];
2187
2188         version_ = version;
2189
2190         pkgCache::PkgIterator iterator(version.ParentPkg());
2191         iterator_ = iterator;
2192
2193         _profile(Package$initWithVersion$Version)
2194             if (!version_.end())
2195                 file_ = version_.FileList();
2196             else {
2197                 pkgCache &cache([database_ cache]);
2198                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2199             }
2200         _end
2201
2202         _profile(Package$initWithVersion$Cache)
2203             name_.set(NULL, iterator.Display());
2204
2205             latest_.set(NULL, StripVersion_(version_.VerStr()));
2206
2207             pkgCache::VerIterator current(iterator.CurrentVer());
2208             if (!current.end())
2209                 installed_.set(NULL, StripVersion_(current.VerStr()));
2210         _end
2211
2212         _profile(Package$initWithVersion$Tags)
2213             pkgCache::TagIterator tag(iterator.TagList());
2214             if (!tag.end()) {
2215                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2216                 do {
2217                     const char *name(tag.Name());
2218                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2219
2220                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2221                         if (strcmp(name + 6, "enduser") == 0)
2222                             role_ = 1;
2223                         else if (strcmp(name + 6, "hacker") == 0)
2224                             role_ = 2;
2225                         else if (strcmp(name + 6, "developer") == 0)
2226                             role_ = 3;
2227                         else if (strcmp(name + 6, "cydia") == 0)
2228                             role_ = 7;
2229                         else
2230                             role_ = 4;
2231                     }
2232
2233                     if (strncmp(name, "cydia::", 7) == 0) {
2234                         if (strcmp(name + 7, "essential") == 0)
2235                             essential_ = true;
2236                         else if (strcmp(name + 7, "obsolete") == 0)
2237                             obsolete_ = true;
2238                     }
2239
2240                     ++tag;
2241                 } while (!tag.end());
2242             }
2243         _end
2244
2245         _profile(Package$initWithVersion$Metadata)
2246             const char *mixed(iterator.Name());
2247             size_t size(strlen(mixed));
2248             char lower[size + 1];
2249
2250             for (size_t i(0); i != size; ++i)
2251                 lower[i] = mixed[i] | 0x20;
2252             lower[size] = '\0';
2253
2254             PackageValue *metadata(PackageFind(lower, size));
2255             metadata_ = metadata;
2256
2257             id_.set(NULL, metadata->name_, size);
2258
2259             const char *latest(version_.VerStr());
2260             size_t length(strlen(latest));
2261
2262             uint16_t vhash(hashlittle(latest, length));
2263
2264             size_t capped(std::min<size_t>(8, length));
2265             latest = latest + length - capped;
2266
2267             if (metadata->first_ == 0)
2268                 metadata->first_ = now_;
2269
2270             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2271                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2272                 metadata->vhash_ = vhash;
2273                 metadata->last_ = now_;
2274             } else if (metadata->last_ == 0)
2275                 metadata->last_ = metadata->first_;
2276         _end
2277
2278         _profile(Package$initWithVersion$Section)
2279             section_ = iterator.Section();
2280         _end
2281
2282         _profile(Package$initWithVersion$Flags)
2283             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2284             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2285         _end
2286     _end } return self;
2287 }
2288
2289 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2290     pkgCache::VerIterator version;
2291
2292     _profile(Package$packageWithIterator$GetCandidateVer)
2293         version = [database policy]->GetCandidateVer(iterator);
2294     _end
2295
2296     if (version.end())
2297         return nil;
2298
2299     Package *package;
2300
2301     _profile(Package$packageWithIterator$Allocate)
2302         package = [Package allocWithZone:zone];
2303     _end
2304
2305     _profile(Package$packageWithIterator$Initialize)
2306         package = [package
2307             initWithVersion:version
2308             withZone:zone
2309             inPool:pool
2310             database:database
2311         ];
2312     _end
2313
2314     _profile(Package$packageWithIterator$Autorelease)
2315         package = [package autorelease];
2316     _end
2317
2318     return package;
2319 }
2320
2321 - (pkgCache::PkgIterator) iterator {
2322     return iterator_;
2323 }
2324
2325 - (NSString *) section {
2326     if (section$_ == nil) {
2327         if (section_ == NULL)
2328             return nil;
2329
2330         _profile(Package$section$mappedSectionForPointer)
2331             section$_ = [database_ mappedSectionForPointer:section_];
2332         _end
2333     } return section$_;
2334 }
2335
2336 - (NSString *) simpleSection {
2337     if (NSString *section = [self section])
2338         return Simplify(section);
2339     else
2340         return nil;
2341 }
2342
2343 - (NSString *) longSection {
2344     return LocalizeSection([self section]);
2345 }
2346
2347 - (NSString *) shortSection {
2348     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2349 }
2350
2351 - (NSString *) uri {
2352     return nil;
2353 #if 0
2354     pkgIndexFile *index;
2355     pkgCache::PkgFileIterator file(file_.File());
2356     if (![database_ list].FindIndex(file, index))
2357         return nil;
2358     return [NSString stringWithUTF8String:iterator_->Path];
2359     //return [NSString stringWithUTF8String:file.Site()];
2360     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2361 #endif
2362 }
2363
2364 - (Address *) maintainer {
2365 @synchronized (database_) {
2366     if ([database_ era] != era_ || file_.end())
2367         return nil;
2368
2369     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2370     const std::string &maintainer(parser->Maintainer());
2371     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2372 } }
2373
2374 - (size_t) size {
2375 @synchronized (database_) {
2376     if ([database_ era] != era_ || version_.end())
2377         return 0;
2378
2379     return version_->InstalledSize;
2380 } }
2381
2382 - (NSString *) longDescription {
2383 @synchronized (database_) {
2384     if ([database_ era] != era_ || file_.end())
2385         return nil;
2386
2387     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2388     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2389
2390     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2391     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2392     if ([lines count] < 2)
2393         return nil;
2394
2395     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2396     for (size_t i(1), e([lines count]); i != e; ++i) {
2397         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2398         [trimmed addObject:trim];
2399     }
2400
2401     return [trimmed componentsJoinedByString:@"\n"];
2402 } }
2403
2404 - (NSString *) shortDescription {
2405     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2406 }
2407
2408 - (unichar) index {
2409     _profile(Package$index)
2410         CFStringRef name((CFStringRef) [self name]);
2411         if (CFStringGetLength(name) == 0)
2412             return '#';
2413         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2414         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2415             return '#';
2416         return toupper(character);
2417     _end
2418 }
2419
2420 - (PackageValue *) metadata {
2421     return metadata_;
2422 }
2423
2424 - (time_t) seen {
2425     PackageValue *metadata([self metadata]);
2426     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2427 }
2428
2429 - (bool) subscribed {
2430     return [self metadata]->subscribed_;
2431 }
2432
2433 - (bool) setSubscribed:(bool)subscribed {
2434     PackageValue *metadata([self metadata]);
2435     if (metadata->subscribed_ == subscribed)
2436         return false;
2437     metadata->subscribed_ = subscribed;
2438     return true;
2439 }
2440
2441 - (BOOL) ignored {
2442     return ignored_;
2443 }
2444
2445 - (NSString *) latest {
2446     return latest_;
2447 }
2448
2449 - (NSString *) installed {
2450     return installed_;
2451 }
2452
2453 - (BOOL) uninstalled {
2454     return installed_.empty();
2455 }
2456
2457 - (BOOL) valid {
2458     return !version_.end();
2459 }
2460
2461 - (BOOL) upgradableAndEssential:(BOOL)essential {
2462     _profile(Package$upgradableAndEssential)
2463         pkgCache::VerIterator current(iterator_.CurrentVer());
2464         if (current.end())
2465             return essential && essential_;
2466         else
2467             return !version_.end() && version_ != current;
2468     _end
2469 }
2470
2471 - (BOOL) essential {
2472     return essential_;
2473 }
2474
2475 - (BOOL) broken {
2476     return [database_ cache][iterator_].InstBroken();
2477 }
2478
2479 - (BOOL) unfiltered {
2480     _profile(Package$unfiltered$obsolete)
2481         if (_unlikely(obsolete_))
2482             return false;
2483     _end
2484
2485     _profile(Package$unfiltered$hasSupportingRole)
2486         if (_unlikely(![self hasSupportingRole]))
2487             return false;
2488     _end
2489
2490     return true;
2491 }
2492
2493 - (BOOL) visible {
2494     if (![self unfiltered])
2495         return false;
2496
2497     NSString *section;
2498
2499     _profile(Package$visible$section)
2500         section = [self section];
2501     _end
2502
2503     _profile(Package$visible$isSectionVisible)
2504         if (section != nil && !isSectionVisible(section))
2505             return false;
2506     _end
2507
2508     return true;
2509 }
2510
2511 - (BOOL) half {
2512     unsigned char current(iterator_->CurrentState);
2513     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2514 }
2515
2516 - (BOOL) halfConfigured {
2517     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2518 }
2519
2520 - (BOOL) halfInstalled {
2521     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2522 }
2523
2524 - (BOOL) hasMode {
2525     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2526     return state.Mode != pkgDepCache::ModeKeep;
2527 }
2528
2529 - (NSString *) mode {
2530     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2531
2532     switch (state.Mode) {
2533         case pkgDepCache::ModeDelete:
2534             if ((state.iFlags & pkgDepCache::Purge) != 0)
2535                 return @"PURGE";
2536             else
2537                 return @"REMOVE";
2538         case pkgDepCache::ModeKeep:
2539             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2540                 return @"REINSTALL";
2541             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2542                 return nil;*/
2543             else
2544                 return nil;
2545         case pkgDepCache::ModeInstall:
2546             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2547                 return @"REINSTALL";
2548             else*/ switch (state.Status) {
2549                 case -1:
2550                     return @"DOWNGRADE";
2551                 case 0:
2552                     return @"INSTALL";
2553                 case 1:
2554                     return @"UPGRADE";
2555                 case 2:
2556                     return @"NEW_INSTALL";
2557                 _nodefault
2558             }
2559         _nodefault
2560     }
2561 }
2562
2563 - (NSString *) id {
2564     return id_;
2565 }
2566
2567 - (NSString *) name {
2568     return name_.empty() ? id_ : name_;
2569 }
2570
2571 - (UIImage *) icon {
2572     NSString *section = [self simpleSection];
2573
2574     UIImage *icon(nil);
2575     if (parsed_ != NULL)
2576         if (NSString *href = parsed_->icon_)
2577             if ([href hasPrefix:@"file:///"])
2578                 // XXX: correct escaping
2579                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2580     if (icon == nil) if (section != nil)
2581         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2582     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2583         if ([dicon hasPrefix:@"file:///"])
2584             // XXX: correct escaping
2585             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2586     if (icon == nil)
2587         icon = [UIImage applicationImageNamed:@"unknown.png"];
2588     return icon;
2589 }
2590
2591 - (NSString *) homepage {
2592     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2593 }
2594
2595 - (NSString *) depiction {
2596     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2597 }
2598
2599 - (Address *) sponsor {
2600     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2601 }
2602
2603 - (Address *) author {
2604     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2605 }
2606
2607 - (NSString *) support {
2608     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2609 }
2610
2611 - (NSArray *) files {
2612     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2613     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2614
2615     std::ifstream fin;
2616     fin.open([path UTF8String]);
2617     if (!fin.is_open())
2618         return nil;
2619
2620     std::string line;
2621     while (std::getline(fin, line))
2622         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2623
2624     return files;
2625 }
2626
2627 - (NSArray *) warnings {
2628     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2629     const char *name(iterator_.Name());
2630
2631     size_t length(strlen(name));
2632     if (length < 2) invalid:
2633         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2634     else for (size_t i(0); i != length; ++i)
2635         if (
2636             /* XXX: technically this is not allowed */
2637             (name[i] < 'A' || name[i] > 'Z') &&
2638             (name[i] < 'a' || name[i] > 'z') &&
2639             (name[i] < '0' || name[i] > '9') &&
2640             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2641         ) goto invalid;
2642
2643     if (strcmp(name, "cydia") != 0) {
2644         bool cydia = false;
2645         bool user = false;
2646         bool _private = false;
2647         bool stash = false;
2648
2649         bool repository = [[self section] isEqualToString:@"Repositories"];
2650
2651         if (NSArray *files = [self files])
2652             for (NSString *file in files)
2653                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2654                     cydia = true;
2655                 else if (!user && [file isEqualToString:@"/User"])
2656                     user = true;
2657                 else if (!_private && [file isEqualToString:@"/private"])
2658                     _private = true;
2659                 else if (!stash && [file isEqualToString:@"/var/stash"])
2660                     stash = true;
2661
2662         /* XXX: this is not sensitive enough. only some folders are valid. */
2663         if (cydia && !repository)
2664             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2665         if (user)
2666             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2667         if (_private)
2668             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2669         if (stash)
2670             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2671     }
2672
2673     return [warnings count] == 0 ? nil : warnings;
2674 }
2675
2676 - (NSArray *) applications {
2677     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2678
2679     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2680
2681     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2682     if (NSArray *files = [self files])
2683         for (NSString *file in files)
2684             if (application_r(file)) {
2685                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2686                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2687                 if ([id isEqualToString:me])
2688                     continue;
2689
2690                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2691                 if (display == nil)
2692                     display = application_r[1];
2693
2694                 NSString *bundle([file stringByDeletingLastPathComponent]);
2695                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2696                 if (icon == nil || [icon length] == 0)
2697                     icon = @"icon.png";
2698                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2699
2700                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2701                 [applications addObject:application];
2702
2703                 [application addObject:id];
2704                 [application addObject:display];
2705                 [application addObject:url];
2706             }
2707
2708     return [applications count] == 0 ? nil : applications;
2709 }
2710
2711 - (Source *) source {
2712     if (source_ == nil) {
2713         @synchronized (database_) {
2714             if ([database_ era] != era_ || file_.end())
2715                 source_ = (Source *) [NSNull null];
2716             else
2717                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2718         }
2719     }
2720
2721     return source_ == (Source *) [NSNull null] ? nil : source_;
2722 }
2723
2724 - (BOOL) matches:(NSString *)text {
2725     if (text == nil)
2726         return NO;
2727
2728     NSRange range;
2729
2730     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2731     if (range.location != NSNotFound)
2732         return YES;
2733
2734     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2735     if (range.location != NSNotFound)
2736         return YES;
2737
2738     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2739     if (range.location != NSNotFound)
2740         return YES;
2741
2742     return NO;
2743 }
2744
2745 - (bool) hasSupportingRole {
2746     if (role_ == 0)
2747         return true;
2748     if (role_ == 1)
2749         return true;
2750     if ([Role_ isEqualToString:@"User"])
2751         return false;
2752     if (role_ == 2)
2753         return true;
2754     if ([Role_ isEqualToString:@"Hacker"])
2755         return false;
2756     if (role_ == 3)
2757         return true;
2758     if ([Role_ isEqualToString:@"Developer"])
2759         return false;
2760     _assert(false);
2761 }
2762
2763 - (BOOL) hasTag:(NSString *)tag {
2764     return tags_ == nil ? NO : [tags_ containsObject:tag];
2765 }
2766
2767 - (NSString *) primaryPurpose {
2768     for (NSString *tag in tags_)
2769         if ([tag hasPrefix:@"purpose::"])
2770             return [tag substringFromIndex:9];
2771     return nil;
2772 }
2773
2774 - (NSArray *) purposes {
2775     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2776     for (NSString *tag in tags_)
2777         if ([tag hasPrefix:@"purpose::"])
2778             [purposes addObject:[tag substringFromIndex:9]];
2779     return [purposes count] == 0 ? nil : purposes;
2780 }
2781
2782 - (bool) isCommercial {
2783     return [self hasTag:@"cydia::commercial"];
2784 }
2785
2786 - (void) setIndex:(size_t)index {
2787     if (metadata_->index_ != index)
2788         metadata_->index_ = index;
2789 }
2790
2791 - (CYString &) cyname {
2792     return name_.empty() ? id_ : name_;
2793 }
2794
2795 - (uint32_t) compareBySection:(NSArray *)sections {
2796     NSString *section([self section]);
2797     for (size_t i(0), e([sections count]); i != e; ++i) {
2798         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2799             return i;
2800     }
2801
2802     return _not(uint32_t);
2803 }
2804
2805 - (void) clear {
2806 @synchronized (database_) {
2807     pkgProblemResolver *resolver = [database_ resolver];
2808     resolver->Clear(iterator_);
2809
2810     pkgCacheFile &cache([database_ cache]);
2811     cache->SetReInstall(iterator_, false);
2812     cache->MarkKeep(iterator_, false);
2813 } }
2814
2815 - (void) install {
2816 @synchronized (database_) {
2817     pkgProblemResolver *resolver = [database_ resolver];
2818     resolver->Clear(iterator_);
2819     resolver->Protect(iterator_);
2820
2821     pkgCacheFile &cache([database_ cache]);
2822     cache->SetReInstall(iterator_, false);
2823     cache->MarkInstall(iterator_, false);
2824
2825     pkgDepCache::StateCache &state((*cache)[iterator_]);
2826     if (!state.Install())
2827         cache->SetReInstall(iterator_, true);
2828 } }
2829
2830 - (void) remove {
2831 @synchronized (database_) {
2832     pkgProblemResolver *resolver = [database_ resolver];
2833     resolver->Clear(iterator_);
2834     resolver->Remove(iterator_);
2835     resolver->Protect(iterator_);
2836
2837     pkgCacheFile &cache([database_ cache]);
2838     cache->SetReInstall(iterator_, false);
2839     cache->MarkDelete(iterator_, true);
2840 } }
2841
2842 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2843     _profile(Package$isUnfilteredAndSearchedForBy)
2844         bool value(true);
2845
2846         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2847             value &= [self unfiltered];
2848         _end
2849
2850         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2851             value &= [self matches:search];
2852         _end
2853
2854         return value;
2855     _end
2856 }
2857
2858 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2859     if ([search length] == 0)
2860         return false;
2861
2862     _profile(Package$isUnfilteredAndSelectedForBy)
2863         bool value(true);
2864
2865         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2866             value &= [self unfiltered];
2867         _end
2868
2869         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2870             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2871         _end
2872
2873         return value;
2874     _end
2875 }
2876
2877 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
2878     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
2879 }
2880
2881 - (bool) isVisibleInSection:(NSString *)name {
2882     NSString *section([self section]);
2883
2884     return (
2885         name == nil ||
2886         section == nil && [name length] == 0 ||
2887         [name isEqualToString:section]
2888     ) && [self visible];
2889 }
2890
2891 - (bool) isVisibleInSource:(Source *)source {
2892     return [self source] == source && [self visible];
2893 }
2894
2895 @end
2896 /* }}} */
2897 /* Section Class {{{ */
2898 @interface Section : NSObject {
2899     NSString *name_;
2900     unichar index_;
2901     size_t row_;
2902     size_t count_;
2903     NSString *localized_;
2904 }
2905
2906 - (NSComparisonResult) compareByLocalized:(Section *)section;
2907 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2908 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2909 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2910 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2911 - (NSString *) name;
2912 - (unichar) index;
2913
2914 - (size_t) row;
2915 - (size_t) count;
2916
2917 - (void) addToRow;
2918 - (void) addToCount;
2919
2920 - (void) setCount:(size_t)count;
2921 - (NSString *) localized;
2922
2923 @end
2924
2925 @implementation Section
2926
2927 - (void) dealloc {
2928     [name_ release];
2929     if (localized_ != nil)
2930         [localized_ release];
2931     [super dealloc];
2932 }
2933
2934 - (NSComparisonResult) compareByLocalized:(Section *)section {
2935     NSString *lhs(localized_);
2936     NSString *rhs([section localized]);
2937
2938     /*if ([lhs length] != 0 && [rhs length] != 0) {
2939         unichar lhc = [lhs characterAtIndex:0];
2940         unichar rhc = [rhs characterAtIndex:0];
2941
2942         if (isalpha(lhc) && !isalpha(rhc))
2943             return NSOrderedAscending;
2944         else if (!isalpha(lhc) && isalpha(rhc))
2945             return NSOrderedDescending;
2946     }*/
2947
2948     return [lhs compare:rhs options:LaxCompareOptions_];
2949 }
2950
2951 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2952     if ((self = [self initWithName:name localize:NO]) != nil) {
2953         if (localized != nil)
2954             localized_ = [localized retain];
2955     } return self;
2956 }
2957
2958 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2959     return [self initWithName:name row:0 localize:localize];
2960 }
2961
2962 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2963     if ((self = [super init]) != nil) {
2964         name_ = [name retain];
2965         index_ = '\0';
2966         row_ = row;
2967         if (localize)
2968             localized_ = [LocalizeSection(name_) retain];
2969     } return self;
2970 }
2971
2972 /* XXX: localize the index thingees */
2973 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2974     if ((self = [super init]) != nil) {
2975         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2976         index_ = index;
2977         row_ = row;
2978     } return self;
2979 }
2980
2981 - (NSString *) name {
2982     return name_;
2983 }
2984
2985 - (unichar) index {
2986     return index_;
2987 }
2988
2989 - (size_t) row {
2990     return row_;
2991 }
2992
2993 - (size_t) count {
2994     return count_;
2995 }
2996
2997 - (void) addToRow {
2998     ++row_;
2999 }
3000
3001 - (void) addToCount {
3002     ++count_;
3003 }
3004
3005 - (void) setCount:(size_t)count {
3006     count_ = count;
3007 }
3008
3009 - (NSString *) localized {
3010     return localized_;
3011 }
3012
3013 @end
3014 /* }}} */
3015
3016 static NSString *Colon_;
3017 static NSString *Elision_;
3018 static NSString *Error_;
3019 static NSString *Warning_;
3020
3021 /* Database Implementation {{{ */
3022 @implementation Database
3023
3024 + (Database *) sharedInstance {
3025     static Database *instance;
3026     if (instance == nil)
3027         instance = [[Database alloc] init];
3028     return instance;
3029 }
3030
3031 - (unsigned) era {
3032     return era_;
3033 }
3034
3035 - (void) releasePackages {
3036     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3037     CFArrayRemoveAllValues(packages_);
3038 }
3039
3040 - (void) dealloc {
3041     // XXX: actually implement this thing
3042     _assert(false);
3043     if (deadSources_)
3044             CFRelease(deadSources_);
3045     [self releasePackages];
3046     apr_pool_destroy(pool_);
3047     NSRecycleZone(zone_);
3048     [super dealloc];
3049 }
3050
3051 - (void) _readCydia:(NSNumber *)fd { _pooled
3052     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3053     std::istream is(&ib);
3054     std::string line;
3055
3056     static Pcre finish_r("^finish:([^:]*)$");
3057
3058     while (std::getline(is, line)) {
3059         const char *data(line.c_str());
3060         size_t size = line.size();
3061         lprintf("C:%s\n", data);
3062
3063         if (finish_r(data, size)) {
3064             NSString *finish = finish_r[1];
3065             int index = [Finishes_ indexOfObject:finish];
3066             if (index != INT_MAX && index > Finish_)
3067                 Finish_ = index;
3068         }
3069     }
3070
3071     _assume(false);
3072 }
3073
3074 - (void) _readStatus:(NSNumber *)fd { _pooled
3075     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3076     std::istream is(&ib);
3077     std::string line;
3078
3079     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3080     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3081
3082     while (std::getline(is, line)) {
3083         const char *data(line.c_str());
3084         size_t size(line.size());
3085         lprintf("S:%s\n", data);
3086
3087         if (conffile_r(data, size)) {
3088             [delegate_ setConfigurationData:conffile_r[1]];
3089         } else if (strncmp(data, "status: ", 8) == 0) {
3090             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3091             [delegate_ setProgressTitle:string];
3092         } else if (pmstatus_r(data, size)) {
3093             std::string type([pmstatus_r[1] UTF8String]);
3094             NSString *id = pmstatus_r[2];
3095
3096             float percent([pmstatus_r[3] floatValue]);
3097             [delegate_ setProgressPercent:(percent / 100)];
3098
3099             NSString *string = pmstatus_r[4];
3100
3101             if (type == "pmerror")
3102                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3103                     withObject:[NSArray arrayWithObjects:string, id, nil]
3104                     waitUntilDone:YES
3105                 ];
3106             else if (type == "pmstatus") {
3107                 [delegate_ setProgressTitle:string];
3108             } else if (type == "pmconffile")
3109                 [delegate_ setConfigurationData:string];
3110             else
3111                 lprintf("E:unknown pmstatus\n");
3112         } else
3113             lprintf("E:unknown status\n");
3114     }
3115
3116     _assume(false);
3117 }
3118
3119 - (void) _readOutput:(NSNumber *)fd { _pooled
3120     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3121     std::istream is(&ib);
3122     std::string line;
3123
3124     while (std::getline(is, line)) {
3125         lprintf("O:%s\n", line.c_str());
3126         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3127     }
3128
3129     _assume(false);
3130 }
3131
3132 - (FILE *) input {
3133     return input_;
3134 }
3135
3136 - (Package *) packageWithName:(NSString *)name {
3137 @synchronized (self) {
3138     if (static_cast<pkgDepCache *>(cache_) == NULL)
3139         return nil;
3140     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3141     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3142 } }
3143
3144 - (id) init {
3145     if ((self = [super init]) != nil) {
3146         policy_ = NULL;
3147         records_ = NULL;
3148         resolver_ = NULL;
3149         fetcher_ = NULL;
3150         lock_ = NULL;
3151
3152         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3153         apr_pool_create(&pool_, NULL);
3154
3155         size_t capacity(MetaFile_->active_);
3156         if (capacity == 0)
3157             capacity = 16384;
3158         else
3159             capacity += 1024;
3160
3161         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3162         deadSources_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
3163
3164         int fds[2];
3165
3166         _assert(pipe(fds) != -1);
3167         cydiafd_ = fds[1];
3168
3169         _config->Set("APT::Keep-Fds::", cydiafd_);
3170         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3171
3172         [NSThread
3173             detachNewThreadSelector:@selector(_readCydia:)
3174             toTarget:self
3175             withObject:[NSNumber numberWithInt:fds[0]]
3176         ];
3177
3178         _assert(pipe(fds) != -1);
3179         statusfd_ = fds[1];
3180
3181         [NSThread
3182             detachNewThreadSelector:@selector(_readStatus:)
3183             toTarget:self
3184             withObject:[NSNumber numberWithInt:fds[0]]
3185         ];
3186
3187         _assert(pipe(fds) != -1);
3188         _assert(dup2(fds[0], 0) != -1);
3189         _assert(close(fds[0]) != -1);
3190
3191         input_ = fdopen(fds[1], "a");
3192
3193         _assert(pipe(fds) != -1);
3194         _assert(dup2(fds[1], 1) != -1);
3195         _assert(close(fds[1]) != -1);
3196
3197         [NSThread
3198             detachNewThreadSelector:@selector(_readOutput:)
3199             toTarget:self
3200             withObject:[NSNumber numberWithInt:fds[0]]
3201         ];
3202     } return self;
3203 }
3204
3205 - (pkgCacheFile &) cache {
3206     return cache_;
3207 }
3208
3209 - (pkgDepCache::Policy *) policy {
3210     return policy_;
3211 }
3212
3213 - (pkgRecords *) records {
3214     return records_;
3215 }
3216
3217 - (pkgProblemResolver *) resolver {
3218     return resolver_;
3219 }
3220
3221 - (pkgAcquire &) fetcher {
3222     return *fetcher_;
3223 }
3224
3225 - (pkgSourceList &) list {
3226     return *list_;
3227 }
3228
3229 - (NSArray *) packages {
3230     return (NSArray *) packages_;
3231 }
3232
3233 - (NSArray *) sources {
3234     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3235     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3236         [sources addObject:i->second];
3237     [sources addObjectsFromArray:(NSArray *)deadSources_];
3238     return sources;
3239 }
3240
3241 - (NSArray *) issues {
3242     if (cache_->BrokenCount() == 0)
3243         return nil;
3244
3245     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3246
3247     for (Package *package in [self packages]) {
3248         if (![package broken])
3249             continue;
3250         pkgCache::PkgIterator pkg([package iterator]);
3251
3252         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3253         [entry addObject:[package name]];
3254         [issues addObject:entry];
3255
3256         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3257         if (ver.end())
3258             continue;
3259
3260         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3261             pkgCache::DepIterator start;
3262             pkgCache::DepIterator end;
3263             dep.GlobOr(start, end); // ++dep
3264
3265             if (!cache_->IsImportantDep(end))
3266                 continue;
3267             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3268                 continue;
3269
3270             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3271             [entry addObject:failure];
3272             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3273
3274             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3275             if (Package *package = [self packageWithName:name])
3276                 name = [package name];
3277             [failure addObject:name];
3278
3279             pkgCache::PkgIterator target(start.TargetPkg());
3280             if (target->ProvidesList != 0)
3281                 [failure addObject:@"?"];
3282             else {
3283                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3284                 if (!ver.end())
3285                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3286                 else if (!cache_[target].CandidateVerIter(cache_).end())
3287                     [failure addObject:@"-"];
3288                 else if (target->ProvidesList == 0)
3289                     [failure addObject:@"!"];
3290                 else
3291                     [failure addObject:@"%"];
3292             }
3293
3294             _forever {
3295                 if (start.TargetVer() != 0)
3296                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3297                 if (start == end)
3298                     break;
3299                 ++start;
3300             }
3301         }
3302     }
3303
3304     return issues;
3305 }
3306
3307 - (bool) popErrorWithTitle:(NSString *)title {
3308     bool fatal(false);
3309     std::string message;
3310
3311     while (!_error->empty()) {
3312         std::string error;
3313         bool warning(!_error->PopMessage(error));
3314         if (!warning)
3315             fatal = true;
3316         for (;;) {
3317             size_t size(error.size());
3318             if (size == 0 || error[size - 1] != '\n')
3319                 break;
3320             error.resize(size - 1);
3321         }
3322         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3323
3324         if (!message.empty())
3325             message += "\n\n";
3326         message += error;
3327     }
3328
3329     if (fatal && !message.empty())
3330         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3331
3332     return fatal;
3333 }
3334
3335 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3336     return [self popErrorWithTitle:title] || !success;
3337 }
3338
3339 - (void) reloadData { CYPoolStart() {
3340 @synchronized (self) {
3341     ++era_;
3342
3343     [self releasePackages];
3344
3345     sources_.clear();
3346     CFArrayRemoveAllValues(deadSources_);
3347
3348     _error->Discard();
3349
3350     delete list_;
3351     list_ = NULL;
3352     manager_ = NULL;
3353     delete lock_;
3354     lock_ = NULL;
3355     delete fetcher_;
3356     fetcher_ = NULL;
3357     delete resolver_;
3358     resolver_ = NULL;
3359     delete records_;
3360     records_ = NULL;
3361     delete policy_;
3362     policy_ = NULL;
3363
3364     cache_.Close();
3365
3366     apr_pool_clear(pool_);
3367
3368     NSRecycleZone(zone_);
3369     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3370
3371     int chk(creat("/tmp/cydia.chk", 0644));
3372     if (chk != -1)
3373         close(chk);
3374
3375     NSString *title(UCLocalize("DATABASE"));
3376
3377     _trace();
3378     if (!cache_.Open(progress_, true)) { pop:
3379         std::string error;
3380         bool warning(!_error->PopMessage(error));
3381         lprintf("cache_.Open():[%s]\n", error.c_str());
3382
3383         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3384             [delegate_ repairWithSelector:@selector(configure)];
3385         else if (error == "The package lists or status file could not be parsed or opened.")
3386             [delegate_ repairWithSelector:@selector(update)];
3387         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3388         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3389         // else if (error == "The list of sources could not be read.")
3390         else
3391             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3392
3393         if (warning)
3394             goto pop;
3395         _error->Discard();
3396         return;
3397     }
3398     _trace();
3399
3400     unlink("/tmp/cydia.chk");
3401
3402     now_ = [[NSDate date] timeIntervalSince1970];
3403
3404     policy_ = new pkgDepCache::Policy();
3405     records_ = new pkgRecords(cache_);
3406     resolver_ = new pkgProblemResolver(cache_);
3407     fetcher_ = new pkgAcquire(&status_);
3408     lock_ = NULL;
3409
3410     list_ = new pkgSourceList();
3411     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3412         return;
3413
3414     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3415         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3416         return;
3417     }
3418
3419     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3420         return;
3421
3422     if (cache_->BrokenCount() != 0) {
3423         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3424             return;
3425
3426         if (cache_->BrokenCount() != 0) {
3427             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3428             return;
3429         }
3430
3431         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3432             return;
3433     }
3434
3435     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3436         bool found = false;
3437         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3438         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3439             // XXX: this could be more intelligent
3440             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3441                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3442                 if (!cached.end()) {
3443                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3444                     found = true;
3445                 }
3446             }
3447         if (!found)
3448             CFArrayAppendValue(deadSources_, [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3449     }
3450
3451     {
3452         /*std::vector<Package *> packages;
3453         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3454         [packages_ release];
3455         packages_ = nil;*/
3456
3457         _trace();
3458
3459         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3460             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3461                 //packages.push_back(package);
3462                 CFArrayAppendValue(packages_, [package retain]);
3463
3464         _trace();
3465
3466         /*if (packages.empty())
3467             packages_ = [[NSArray alloc] init];
3468         else
3469             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3470         _trace();*/
3471
3472         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3473         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3474         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3475
3476         /*_trace();
3477         PrintTimes();
3478         _trace();*/
3479
3480         _trace();
3481
3482         /*if (!packages.empty())
3483             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3484         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3485
3486         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3487
3488         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3489
3490         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3491
3492         _trace();
3493
3494         size_t count(CFArrayGetCount(packages_));
3495         MetaFile_->active_ = count;
3496
3497         for (size_t index(0); index != count; ++index)
3498             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3499
3500         _trace();
3501     }
3502 } } CYPoolEnd() _trace(); }
3503
3504 - (void) clear {
3505 @synchronized (self) {
3506     delete resolver_;
3507     resolver_ = new pkgProblemResolver(cache_);
3508
3509     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator) {
3510         if (!cache_[iterator].Keep()) {
3511             cache_->MarkKeep(iterator, false);
3512             cache_->SetReInstall(iterator, false);
3513         }
3514     }
3515 } }
3516
3517 - (void) configure {
3518     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3519     _trace();
3520     system([dpkg UTF8String]);
3521     _trace();
3522 }
3523
3524 - (bool) clean {
3525     // XXX: I don't remember this condition
3526     if (lock_ != NULL)
3527         return false;
3528
3529     FileFd Lock;
3530     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3531
3532     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3533
3534     if ([self popErrorWithTitle:title])
3535         return false;
3536
3537     pkgAcquire fetcher;
3538     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3539
3540     class LogCleaner :
3541         public pkgArchiveCleaner
3542     {
3543       protected:
3544         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3545             unlink(File);
3546         }
3547     } cleaner;
3548
3549     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3550         return false;
3551
3552     return true;
3553 }
3554
3555 - (bool) prepare {
3556     fetcher_->Shutdown();
3557
3558     pkgRecords records(cache_);
3559
3560     lock_ = new FileFd();
3561     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3562
3563     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3564
3565     if ([self popErrorWithTitle:title])
3566         return false;
3567
3568     pkgSourceList list;
3569     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3570         return false;
3571
3572     manager_ = (_system->CreatePM(cache_));
3573     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3574         return false;
3575
3576     return true;
3577 }
3578
3579 - (void) perform {
3580     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3581
3582     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3583         pkgSourceList list;
3584         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3585             return;
3586         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3587             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3588     }
3589
3590     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3591         _trace();
3592         return;
3593     }
3594
3595     [CydiaApp retainNetworkActivityIndicator];
3596
3597     bool failed = false;
3598     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3599         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3600             continue;
3601         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3602             continue;
3603
3604         std::string uri = (*item)->DescURI();
3605         std::string error = (*item)->ErrorText;
3606
3607         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3608         failed = true;
3609
3610         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3611             withObject:[NSArray arrayWithObjects:
3612                 [NSString stringWithUTF8String:error.c_str()],
3613             nil]
3614             waitUntilDone:YES
3615         ];
3616     }
3617
3618     [CydiaApp releaseNetworkActivityIndicator];
3619
3620     if (failed) {
3621         _trace();
3622         return;
3623     }
3624
3625     _system->UnLock();
3626     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3627
3628     if (_error->PendingError()) {
3629         _trace();
3630         return;
3631     }
3632
3633     if (result == pkgPackageManager::Failed) {
3634         _trace();
3635         return;
3636     }
3637
3638     if (result != pkgPackageManager::Completed) {
3639         _trace();
3640         return;
3641     }
3642
3643     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3644         pkgSourceList list;
3645         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3646             return;
3647         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3648             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3649     }
3650
3651     if (![before isEqualToArray:after])
3652         [self update];
3653 }
3654
3655 - (bool) upgrade {
3656     NSString *title(UCLocalize("UPGRADE"));
3657     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3658         return false;
3659     return true;
3660 }
3661
3662 - (void) update {
3663     [self updateWithStatus:status_];
3664 }
3665
3666 - (void) updateWithStatus:(Status &)status {
3667     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3668     NSString *title(UCLocalize("REFRESHING_DATA"));
3669
3670     pkgSourceList list;
3671     if (!list.ReadMainList())
3672         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3673
3674     FileFd lock;
3675     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3676     if ([self popErrorWithTitle:title])
3677         return;
3678
3679     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3680         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3681         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3682
3683     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3684     Changed_ = true;
3685 }
3686
3687 - (void) setDelegate:(id)delegate {
3688     delegate_ = delegate;
3689     status_.setDelegate(delegate);
3690     progress_.setDelegate(delegate);
3691 }
3692
3693 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3694     SourceMap::const_iterator i(sources_.find(file->ID));
3695     return i == sources_.end() ? nil : i->second;
3696 }
3697
3698 - (NSString *) mappedSectionForPointer:(const char *)section {
3699     _H<NSString> *mapped;
3700
3701     _profile(Database$mappedSectionForPointer$Cache)
3702         mapped = &sections_[section];
3703     _end
3704
3705     if (*mapped == NULL) {
3706         size_t length(strlen(section));
3707         char spaced[length + 1];
3708
3709         _profile(Database$mappedSectionForPointer$Replace)
3710             for (size_t index(0); index != length; ++index)
3711                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3712             spaced[length] = '\0';
3713         _end
3714
3715         NSString *string;
3716
3717         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3718             string = [NSString stringWithUTF8String:spaced];
3719         _end
3720
3721         _profile(Database$mappedSectionForPointer$Map)
3722             string = [SectionMap_ objectForKey:string] ?: string;
3723         _end
3724
3725         *mapped = string;
3726     } return *mapped;
3727 }
3728
3729 @end
3730 /* }}} */
3731
3732 /* Web Scripting {{{ */
3733 @interface CydiaObject : NSObject {
3734     id indirect_;
3735     _transient id delegate_;
3736 }
3737
3738 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3739 @end
3740
3741 @implementation CydiaObject
3742
3743 - (void) dealloc {
3744     [indirect_ release];
3745     [super dealloc];
3746 }
3747
3748 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3749     if ((self = [super init]) != nil) {
3750         indirect_ = [indirect retain];
3751     } return self;
3752 }
3753
3754 - (void) setDelegate:(id)delegate {
3755     delegate_ = delegate;
3756 }
3757
3758 + (NSArray *) _attributeKeys {
3759     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3760 }
3761
3762 - (NSArray *) attributeKeys {
3763     return [[self class] _attributeKeys];
3764 }
3765
3766 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3767     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3768 }
3769
3770 - (NSString *) device {
3771     return [[UIDevice currentDevice] uniqueIdentifier];
3772 }
3773
3774 #if 0 // XXX: implement!
3775 - (NSString *) mac {
3776     if (![indirect_ promptForSensitive:@"Mac Address"])
3777         return nil;
3778 }
3779
3780 - (NSString *) serial {
3781     if (![indirect_ promptForSensitive:@"Serial #"])
3782         return nil;
3783 }
3784
3785 - (NSString *) firewire {
3786     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3787         return nil;
3788 }
3789
3790 - (NSString *) imei {
3791     if (![indirect_ promptForSensitive:@"IMEI"])
3792         return nil;
3793 }
3794 #endif
3795
3796 + (NSString *) webScriptNameForSelector:(SEL)selector {
3797     if (selector == @selector(close))
3798         return @"close";
3799     else if (selector == @selector(getInstalledPackages))
3800         return @"getInstalledPackages";
3801     else if (selector == @selector(getPackageById:))
3802         return @"getPackageById";
3803     else if (selector == @selector(installPackages:))
3804         return @"installPackages";
3805     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3806         return @"setButtonImage";
3807     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3808         return @"setButtonTitle";
3809     else if (selector == @selector(setPopupHook:))
3810         return @"setPopupHook";
3811     else if (selector == @selector(setSpecial:))
3812         return @"setSpecial";
3813     else if (selector == @selector(setToken:))
3814         return @"setToken";
3815     else if (selector == @selector(setViewportWidth:))
3816         return @"setViewportWidth";
3817     else if (selector == @selector(supports:))
3818         return @"supports";
3819     else if (selector == @selector(stringWithFormat:arguments:))
3820         return @"format";
3821     else if (selector == @selector(localizedStringForKey:value:table:))
3822         return @"localize";
3823     else if (selector == @selector(du:))
3824         return @"du";
3825     else if (selector == @selector(statfs:))
3826         return @"statfs";
3827     else
3828         return nil;
3829 }
3830
3831 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3832     return [self webScriptNameForSelector:selector] == nil;
3833 }
3834
3835 - (BOOL) supports:(NSString *)feature {
3836     return [feature isEqualToString:@"window.open"];
3837 }
3838
3839 - (NSArray *) getInstalledPackages {
3840     NSArray *packages([[Database sharedInstance] packages]);
3841     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3842     for (Package *package in packages)
3843         if ([package installed] != nil)
3844             [installed addObject:package];
3845     return installed;
3846 }
3847
3848 - (Package *) getPackageById:(NSString *)id {
3849     Package *package([[Database sharedInstance] packageWithName:id]);
3850     [package parse];
3851     return package;
3852 }
3853
3854 - (NSArray *) statfs:(NSString *)path {
3855     struct statfs stat;
3856
3857     if (path == nil || statfs([path UTF8String], &stat) == -1)
3858         return nil;
3859
3860     return [NSArray arrayWithObjects:
3861         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3862         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3863         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3864     nil];
3865 }
3866
3867 - (NSNumber *) du:(NSString *)path {
3868     NSNumber *value(nil);
3869
3870     int fds[2];
3871     _assert(pipe(fds) != -1);
3872
3873     pid_t pid(ExecFork());
3874     if (pid == 0) {
3875         _assert(dup2(fds[1], 1) != -1);
3876         _assert(close(fds[0]) != -1);
3877         _assert(close(fds[1]) != -1);
3878         /* XXX: this should probably not use du */
3879         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3880         exit(1);
3881         _assert(false);
3882     }
3883
3884     _assert(close(fds[1]) != -1);
3885
3886     if (FILE *du = fdopen(fds[0], "r")) {
3887         char line[1024];
3888         while (fgets(line, sizeof(line), du) != NULL) {
3889             size_t length(strlen(line));
3890             while (length != 0 && line[length - 1] == '\n')
3891                 line[--length] = '\0';
3892             if (char *tab = strchr(line, '\t')) {
3893                 *tab = '\0';
3894                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3895             }
3896         }
3897
3898         fclose(du);
3899     } else _assert(close(fds[0]));
3900
3901     int status;
3902   wait:
3903     if (waitpid(pid, &status, 0) == -1)
3904         if (errno == EINTR)
3905             goto wait;
3906         else _assert(false);
3907
3908     return value;
3909 }
3910
3911 - (void) close {
3912     [indirect_ close];
3913 }
3914
3915 - (void) installPackages:(NSArray *)packages {
3916     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3917 }
3918
3919 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3920     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3921 }
3922
3923 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3924     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3925 }
3926
3927 - (void) setSpecial:(id)function {
3928     [indirect_ setSpecial:function];
3929 }
3930
3931 - (void) setToken:(NSString *)token {
3932     if (Token_ != nil)
3933         [Token_ release];
3934     Token_ = [token retain];
3935
3936     [Metadata_ setObject:Token_ forKey:@"Token"];
3937     Changed_ = true;
3938 }
3939
3940 - (void) setPopupHook:(id)function {
3941     [indirect_ setPopupHook:function];
3942 }
3943
3944 - (void) setViewportWidth:(float)width {
3945     [indirect_ setViewportWidth:width];
3946 }
3947
3948 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3949     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3950     unsigned count([arguments count]);
3951     id values[count];
3952     for (unsigned i(0); i != count; ++i)
3953         values[i] = [arguments objectAtIndex:i];
3954     return [[[NSString alloc] initWithFormat:format arguments:*(reinterpret_cast<va_list *>(&values))] autorelease];
3955 }
3956
3957 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3958     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3959         value = nil;
3960     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3961         table = nil;
3962     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3963 }
3964
3965 @end
3966 /* }}} */
3967
3968 /* @ Loading... Indicator {{{ */
3969 @interface CYLoadingIndicator : UIView {
3970     UIActivityIndicatorView *spinner_;
3971     UILabel *label_;
3972     UIView *container_;
3973 }
3974
3975 @property (readonly, nonatomic) UILabel *label;
3976 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
3977
3978 @end
3979
3980 @implementation CYLoadingIndicator
3981
3982 - (id)initWithFrame:(CGRect)frame {
3983     if ((self = [super initWithFrame:frame])) {
3984         container_ = [[[UIView alloc] init] autorelease];
3985         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
3986
3987         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
3988         [spinner_ startAnimating];
3989         [container_ addSubview:spinner_];
3990
3991         label_ = [[[UILabel alloc] init] autorelease];
3992         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
3993         [label_ setBackgroundColor:[UIColor clearColor]];
3994         [label_ setTextColor:[UIColor blackColor]];
3995         [label_ setShadowColor:[UIColor whiteColor]];
3996         [label_ setShadowOffset:CGSizeMake(0, 1)];
3997         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
3998         [container_ addSubview:label_];
3999
4000         CGSize viewsize = frame.size;
4001         CGSize spinnersize = [spinner_ bounds].size;
4002         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4003         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4004
4005         CGRect containrect = {
4006             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4007             CGSizeMake(bothwidth, spinnersize.height)
4008         };
4009         CGRect textrect = {
4010             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4011             textsize
4012         };
4013         CGRect spinrect = {
4014             CGPointZero,
4015             spinnersize
4016         };
4017
4018         [container_ setFrame:containrect];
4019         [spinner_ setFrame:spinrect];
4020         [label_ setFrame:textrect];
4021         [self addSubview:container_];
4022     }
4023
4024     return self;
4025 }
4026
4027 - (UILabel *)label { return label_; }
4028 - (UIActivityIndicatorView *)activityIndicatorView { return spinner_; }
4029
4030 @end
4031 /* }}} */
4032 /* Emulated Loading Controller {{{ */
4033 @interface CYEmulatedLoadingController : CYViewController {
4034     CYLoadingIndicator *indicator_;
4035     UITabBar *tabbar_;
4036     UINavigationBar *navbar_;
4037 }
4038 @end
4039
4040 @implementation CYEmulatedLoadingController
4041
4042 - (CYEmulatedLoadingController *) init {
4043     if ((self = [super init])) {
4044         [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4045
4046         indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4047         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4048         [[self view] addSubview:indicator_];
4049         [indicator_ release];
4050
4051         tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4052         [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4053         [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4054         [[self view] addSubview:tabbar_];
4055         [tabbar_ release];
4056
4057         navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4058         [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4059         [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4060         [[self view] addSubview:navbar_];
4061         [navbar_ release];
4062     } return self;
4063 }
4064
4065 @end
4066 /* }}} */
4067
4068 /* Cydia Browser Controller {{{ */
4069 @interface CYBrowserController : BrowserController {
4070     CydiaObject *cydia_;
4071 }
4072
4073 @end
4074
4075 @implementation CYBrowserController
4076
4077 - (void) dealloc {
4078     [cydia_ release];
4079     [super dealloc];
4080 }
4081
4082 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4083 }
4084
4085 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4086     [super webView:view didClearWindowObject:window forFrame:frame];
4087
4088     WebDataSource *source([frame dataSource]);
4089     NSURLResponse *response([source response]);
4090     NSURL *url([response URL]);
4091     NSString *scheme([url scheme]);
4092
4093     NSHTTPURLResponse *http;
4094     if (scheme != nil && ([scheme isEqualToString:@"http"] || [scheme isEqualToString:@"https"]))
4095         http = (NSHTTPURLResponse *) response;
4096     else
4097         http = nil;
4098
4099     NSDictionary *headers([http allHeaderFields]);
4100     NSString *host([url host]);
4101     [self setHeaders:headers forHost:host];
4102
4103     if (
4104         [host isEqualToString:@"cydia.saurik.com"] ||
4105         [host hasSuffix:@".cydia.saurik.com"] ||
4106         [scheme isEqualToString:@"file"]
4107     )
4108         [window setValue:cydia_ forKey:@"cydia"];
4109 }
4110
4111 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4112     if (System_ != NULL)
4113         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4114     if (Machine_ != NULL)
4115         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4116     if (Token_ != nil)
4117         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4118     if (Role_ != nil)
4119         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4120 }
4121
4122 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4123     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4124     [self _setMoreHeaders:copy];
4125     return copy;
4126 }
4127
4128 - (void) setDelegate:(id)delegate {
4129     [super setDelegate:delegate];
4130     [cydia_ setDelegate:delegate];
4131 }
4132
4133 - (id) init {
4134     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4135         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4136
4137         WebView *webview([[webview_ _documentView] webView]);
4138
4139         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4140
4141         NSString *application = package == nil ? @"Cydia" : [NSString
4142             stringWithFormat:@"Cydia/%@",
4143             [package installed]
4144         ];
4145
4146         if (Safari_ != nil)
4147             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4148         if (Build_ != nil)
4149             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4150         if (Product_ != nil)
4151             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4152
4153         [webview setApplicationNameForUserAgent:application];
4154     } return self;
4155 }
4156
4157 @end
4158 /* }}} */
4159
4160 /* Confirmation Controller {{{ */
4161 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4162     if (!iterator.end())
4163         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4164             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4165                 continue;
4166             pkgCache::PkgIterator package(dep.TargetPkg());
4167             if (package.end())
4168                 continue;
4169             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4170                 return true;
4171         }
4172
4173     return false;
4174 }
4175
4176 @protocol ConfirmationControllerDelegate
4177 - (void) cancelAndClear:(bool)clear;
4178 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4179 - (void) queue;
4180 @end
4181
4182 @interface ConfirmationController : CYBrowserController {
4183     _transient Database *database_;
4184     UIAlertView *essential_;
4185     NSArray *changes_;
4186     NSArray *issues_;
4187     NSArray *sizes_;
4188     BOOL substrate_;
4189 }
4190
4191 - (id) initWithDatabase:(Database *)database;
4192
4193 @end
4194
4195 @implementation ConfirmationController
4196
4197 - (void) dealloc {
4198     [changes_ release];
4199     if (issues_ != nil)
4200         [issues_ release];
4201     [sizes_ release];
4202     if (essential_ != nil)
4203         [essential_ release];
4204     [super dealloc];
4205 }
4206
4207 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4208     NSString *context([alert context]);
4209
4210     if ([context isEqualToString:@"remove"]) {
4211         if (button == [alert cancelButtonIndex]) {
4212             [self dismissModalViewControllerAnimated:YES];
4213         } else if (button == [alert firstOtherButtonIndex]) {
4214             if (substrate_)
4215                 Finish_ = 2;
4216             [delegate_ confirmWithNavigationController:[self navigationController]];
4217         }
4218
4219         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4220     } else if ([context isEqualToString:@"unable"]) {
4221         [self dismissModalViewControllerAnimated:YES];
4222         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4223     } else {
4224         [super alertView:alert clickedButtonAtIndex:button];
4225     }
4226 }
4227
4228 - (void) _doContinue {
4229     [self dismissModalViewControllerAnimated:YES];
4230     [delegate_ cancelAndClear:NO];
4231 }
4232
4233 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4234     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4235     return nil;
4236 }
4237
4238 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4239     [super webView:view didClearWindowObject:window forFrame:frame];
4240     [window setValue:changes_ forKey:@"changes"];
4241     [window setValue:issues_ forKey:@"issues"];
4242     [window setValue:sizes_ forKey:@"sizes"];
4243     [window setValue:self forKey:@"queue"];
4244 }
4245
4246 - (id) initWithDatabase:(Database *)database {
4247     if ((self = [super init]) != nil) {
4248         database_ = database;
4249
4250         [[self navigationItem] setTitle:UCLocalize("CONFIRM")];
4251
4252         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
4253         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
4254         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
4255         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
4256         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
4257
4258         bool remove(false);
4259
4260         pkgDepCache::Policy *policy([database_ policy]);
4261
4262         pkgCacheFile &cache([database_ cache]);
4263         NSArray *packages = [database_ packages];
4264         for (Package *package in packages) {
4265             pkgCache::PkgIterator iterator = [package iterator];
4266             pkgDepCache::StateCache &state(cache[iterator]);
4267
4268             NSString *name([package name]);
4269
4270             if (state.NewInstall())
4271                 [installing addObject:name];
4272             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4273                 [reinstalling addObject:name];
4274             else if (state.Upgrade())
4275                 [upgrading addObject:name];
4276             else if (state.Downgrade())
4277                 [downgrading addObject:name];
4278             else if (state.Delete()) {
4279                 if ([package essential])
4280                     remove = true;
4281                 [removing addObject:name];
4282             } else continue;
4283
4284             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4285             substrate_ |= DepSubstrate(iterator.CurrentVer());
4286         }
4287
4288         if (!remove)
4289             essential_ = nil;
4290         else if (Advanced_) {
4291             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4292
4293             essential_ = [[UIAlertView alloc]
4294                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4295                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4296                 delegate:self
4297                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4298                 otherButtonTitles:[NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")], nil
4299             ];
4300
4301             [essential_ setContext:@"remove"];
4302         } else {
4303             essential_ = [[UIAlertView alloc]
4304                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4305                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4306                 delegate:self
4307                 cancelButtonTitle:UCLocalize("OKAY")
4308                 otherButtonTitles:nil
4309             ];
4310
4311             [essential_ setContext:@"unable"];
4312         }
4313
4314         changes_ = [[NSArray alloc] initWithObjects:
4315             installing,
4316             reinstalling,
4317             upgrading,
4318             downgrading,
4319             removing,
4320         nil];
4321
4322         issues_ = [database_ issues];
4323         if (issues_ != nil)
4324             issues_ = [issues_ retain];
4325
4326         sizes_ = [[NSArray alloc] initWithObjects:
4327             SizeString([database_ fetcher].FetchNeeded()),
4328             SizeString([database_ fetcher].PartialPresent()),
4329         nil];
4330
4331         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
4332
4333         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4334             initWithTitle:UCLocalize("CANCEL")
4335             // OLD: [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")]
4336             style:UIBarButtonItemStylePlain
4337             target:self
4338             action:@selector(cancelButtonClicked)
4339         ] autorelease]];
4340     } return self;
4341 }
4342
4343 - (void) applyRightButton {
4344 #if !AlwaysReload && !IgnoreInstall
4345     if (issues_ == nil && ![self isLoading])
4346         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4347             initWithTitle:UCLocalize("CONFIRM")
4348             style:UIBarButtonItemStylePlain
4349             target:self
4350             action:@selector(confirmButtonClicked)
4351         ] autorelease]];
4352     else
4353         [super applyRightButton];
4354 #else
4355     [[self navigationItem] setRightBarButtonItem:nil];
4356 #endif
4357 }
4358
4359 - (void) cancelButtonClicked {
4360     [self dismissModalViewControllerAnimated:YES];
4361     [delegate_ cancelAndClear:YES];
4362 }
4363
4364 #if !AlwaysReload
4365 - (void) confirmButtonClicked {
4366 #if IgnoreInstall
4367     return;
4368 #endif
4369     if (essential_ != nil)
4370         [essential_ show];
4371     else {
4372         if (substrate_)
4373             Finish_ = 2;
4374         [delegate_ confirmWithNavigationController:[self navigationController]];
4375     }
4376 }
4377 #endif
4378
4379 @end
4380 /* }}} */
4381
4382 /* Progress Data {{{ */
4383 @interface ProgressData : NSObject {
4384     SEL selector_;
4385     // XXX: should these really both be _transient?
4386     _transient id target_;
4387     _transient id object_;
4388 }
4389
4390 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4391
4392 - (SEL) selector;
4393 - (id) target;
4394 - (id) object;
4395 @end
4396
4397 @implementation ProgressData
4398
4399 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4400     if ((self = [super init]) != nil) {
4401         selector_ = selector;
4402         target_ = target;
4403         object_ = object;
4404     } return self;
4405 }
4406
4407 - (SEL) selector {
4408     return selector_;
4409 }
4410
4411 - (id) target {
4412     return target_;
4413 }
4414
4415 - (id) object {
4416     return object_;
4417 }
4418
4419 @end
4420 /* }}} */
4421 /* Progress Controller {{{ */
4422 @interface ProgressController : CYViewController <
4423     ConfigurationDelegate,
4424     ProgressDelegate
4425 > {
4426     _transient Database *database_;
4427     UIProgressBar *progress_;
4428     UITextView *output_;
4429     UITextLabel *status_;
4430     UIPushButton *close_;
4431     BOOL running_;
4432     SHA1SumValue springlist_;
4433     SHA1SumValue notifyconf_;
4434     NSString *title_;
4435 }
4436
4437 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4438
4439 - (void) _retachThread;
4440 - (void) _detachNewThreadData:(ProgressData *)data;
4441 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4442
4443 - (BOOL) isRunning;
4444
4445 @end
4446
4447 @protocol ProgressControllerDelegate
4448 - (void) progressControllerIsComplete:(ProgressController *)sender;
4449 @end
4450
4451 @implementation ProgressController
4452
4453 - (void) dealloc {
4454     [database_ setDelegate:nil];
4455     [progress_ release];
4456     [output_ release];
4457     [status_ release];
4458     [close_ release];
4459     if (title_ != nil)
4460         [title_ release];
4461     [super dealloc];
4462 }
4463
4464 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4465     if ((self = [super init]) != nil) {
4466         database_ = database;
4467         [database_ setDelegate:self];
4468         delegate_ = delegate;
4469
4470         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4471
4472         progress_ = [[UIProgressBar alloc] init];
4473         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4474         [progress_ setStyle:0];
4475
4476         status_ = [[UITextLabel alloc] init];
4477         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4478         [status_ setColor:[UIColor whiteColor]];
4479         [status_ setBackgroundColor:[UIColor clearColor]];
4480         [status_ setCentersHorizontally:YES];
4481         //[status_ setFont:font];
4482
4483         output_ = [[UITextView alloc] init];
4484
4485         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4486         //[output_ setTextFont:@"Courier New"];
4487         [output_ setFont:[[output_ font] fontWithSize:12]];
4488         [output_ setTextColor:[UIColor whiteColor]];
4489         [output_ setBackgroundColor:[UIColor clearColor]];
4490         [output_ setMarginTop:0];
4491         [output_ setAllowsRubberBanding:YES];
4492         [output_ setEditable:NO];
4493         [[self view] addSubview:output_];
4494
4495         close_ = [[UIPushButton alloc] init];
4496         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4497         [close_ setAutosizesToFit:NO];
4498         [close_ setDrawsShadow:YES];
4499         [close_ setStretchBackground:YES];
4500         [close_ setEnabled:YES];
4501         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4502         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4503         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4504         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4505     } return self;
4506 }
4507
4508 - (void) positionViews {
4509     CGRect bounds = [[self view] bounds];
4510     CGSize prgsize = [UIProgressBar defaultSize];
4511
4512     CGRect prgrect = {{
4513         (bounds.size.width - prgsize.width) / 2,
4514         bounds.size.height - prgsize.height - 20
4515     }, prgsize};
4516
4517     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4518
4519     [progress_ setFrame:prgrect];
4520     [status_ setFrame:CGRectMake(
4521         10,
4522         bounds.size.height - prgsize.height - 50,
4523         bounds.size.width - 20,
4524         24
4525     )];
4526     [output_ setFrame:CGRectMake(
4527         10,
4528         20,
4529         bounds.size.width - 20,
4530         bounds.size.height - 62
4531     )];
4532     [close_ setFrame:CGRectMake(
4533         (bounds.size.width - closewidth) / 2,
4534         bounds.size.height - prgsize.height - 50,
4535         closewidth,
4536         32 + prgsize.height
4537     )];
4538 }
4539
4540 - (void) viewWillAppear:(BOOL)animated {
4541     [super viewDidAppear:animated];
4542     [[self navigationItem] setHidesBackButton:YES];
4543     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4544
4545     [self positionViews];
4546 }
4547
4548 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4549     [self positionViews];
4550 }
4551
4552 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4553     NSString *context([alert context]);
4554
4555     if ([context isEqualToString:@"conffile"]) {
4556         FILE *input = [database_ input];
4557         if (button == [alert cancelButtonIndex])
4558             fprintf(input, "N\n");
4559         else if (button == [alert firstOtherButtonIndex])
4560             fprintf(input, "Y\n");
4561         fflush(input);
4562     }
4563 }
4564
4565 - (void) closeButtonPushed {
4566     running_ = NO;
4567
4568     UpdateExternalStatus(0);
4569
4570     switch (Finish_) {
4571         case 0:
4572             [self dismissModalViewControllerAnimated:YES];
4573         break;
4574
4575         case 1:
4576             [delegate_ terminateWithSuccess];
4577             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4578                 [delegate_ suspendWithAnimation:YES];
4579             else
4580                 [delegate_ suspend];*/
4581         break;
4582
4583         case 2:
4584             _trace();
4585             goto reload;
4586
4587         case 3:
4588             _trace();
4589             goto reload;
4590
4591         reload:
4592             system("/usr/bin/sbreload");
4593             _trace();
4594         break;
4595
4596         case 4:
4597             _trace();
4598             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4599                 SBReboot(SBSSpringBoardServerPort());
4600             else
4601                 reboot2(RB_AUTOBOOT);
4602         break;
4603     }
4604 }
4605
4606 - (void) _retachThread {
4607     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4608
4609     [[self view] addSubview:close_];
4610     [progress_ removeFromSuperview];
4611     [status_ removeFromSuperview];
4612
4613     [database_ popErrorWithTitle:title_];
4614     [delegate_ progressControllerIsComplete:self];
4615
4616     if (Finish_ < 4) {
4617         FileFd file;
4618         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4619             _error->Discard();
4620         else {
4621             MMap mmap(file, MMap::ReadOnly);
4622             SHA1Summation sha1;
4623             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4624             if (!(notifyconf_ == sha1.Result()))
4625                 Finish_ = 4;
4626         }
4627     }
4628
4629     if (Finish_ < 3) {
4630         FileFd file;
4631         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4632             _error->Discard();
4633         else {
4634             MMap mmap(file, MMap::ReadOnly);
4635             SHA1Summation sha1;
4636             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4637             if (!(springlist_ == sha1.Result()))
4638                 Finish_ = 3;
4639         }
4640     }
4641
4642     switch (Finish_) {
4643         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4644         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4645         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4646         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4647         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4648     }
4649
4650     _trace();
4651     system("su -c /usr/bin/uicache mobile");
4652     _trace();
4653
4654     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4655
4656     [delegate_ setStatusBarShowsProgress:NO];
4657 }
4658
4659 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4660     [[data target] performSelector:[data selector] withObject:[data object]];
4661     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4662 }
4663
4664 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4665     UpdateExternalStatus(1);
4666
4667     if (title_ != nil)
4668         [title_ release];
4669     if (title == nil)
4670         title_ = nil;
4671     else
4672         title_ = [title retain];
4673
4674     [[self navigationItem] setTitle:title_];
4675
4676     [status_ setText:nil];
4677     [output_ setText:@""];
4678     [progress_ setProgress:0];
4679
4680     [close_ removeFromSuperview];
4681     [[self view] addSubview:progress_];
4682     [[self view] addSubview:status_];
4683
4684     [delegate_ setStatusBarShowsProgress:YES];
4685     running_ = YES;
4686
4687     {
4688         FileFd file;
4689         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4690             _error->Discard();
4691         else {
4692             MMap mmap(file, MMap::ReadOnly);
4693             SHA1Summation sha1;
4694             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4695             notifyconf_ = sha1.Result();
4696         }
4697     }
4698
4699     {
4700         FileFd file;
4701         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4702             _error->Discard();
4703         else {
4704             MMap mmap(file, MMap::ReadOnly);
4705             SHA1Summation sha1;
4706             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4707             springlist_ = sha1.Result();
4708         }
4709     }
4710
4711     [NSThread
4712         detachNewThreadSelector:@selector(_detachNewThreadData:)
4713         toTarget:self
4714         withObject:[[[ProgressData alloc]
4715             initWithSelector:selector
4716             target:target
4717             object:object
4718         ] autorelease]
4719     ];
4720 }
4721
4722 - (void) repairWithSelector:(SEL)selector {
4723     [self
4724         detachNewThreadSelector:selector
4725         toTarget:database_
4726         withObject:nil
4727         title:UCLocalize("REPAIRING")
4728     ];
4729 }
4730
4731 - (void) setConfigurationData:(NSString *)data {
4732     [self
4733         performSelectorOnMainThread:@selector(_setConfigurationData:)
4734         withObject:data
4735         waitUntilDone:YES
4736     ];
4737 }
4738
4739 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4740     CYActionSheet *sheet([[[CYActionSheet alloc]
4741         initWithTitle:title
4742         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4743         defaultButtonIndex:0
4744     ] autorelease]);
4745
4746     [sheet setMessage:error];
4747     [sheet yieldToPopupAlertAnimated:YES];
4748     [sheet dismiss];
4749 }
4750
4751 - (void) setProgressTitle:(NSString *)title {
4752     [self
4753         performSelectorOnMainThread:@selector(_setProgressTitle:)
4754         withObject:title
4755         waitUntilDone:YES
4756     ];
4757 }
4758
4759 - (void) setProgressPercent:(float)percent {
4760     [self
4761         performSelectorOnMainThread:@selector(_setProgressPercent:)
4762         withObject:[NSNumber numberWithFloat:percent]
4763         waitUntilDone:YES
4764     ];
4765 }
4766
4767 - (void) startProgress {
4768 }
4769
4770 - (void) addProgressOutput:(NSString *)output {
4771     [self
4772         performSelectorOnMainThread:@selector(_addProgressOutput:)
4773         withObject:output
4774         waitUntilDone:YES
4775     ];
4776 }
4777
4778 - (bool) isCancelling:(size_t)received {
4779     return false;
4780 }
4781
4782 - (void) _setConfigurationData:(NSString *)data {
4783     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4784
4785     if (!conffile_r(data)) {
4786         lprintf("E:invalid conffile\n");
4787         return;
4788     }
4789
4790     NSString *ofile = conffile_r[1];
4791     //NSString *nfile = conffile_r[2];
4792
4793     UIAlertView *alert = [[[UIAlertView alloc]
4794         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4795         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4796         delegate:self
4797         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4798         otherButtonTitles:UCLocalize("ACCEPT_NEW_COPY"),
4799         // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4800         nil
4801     ] autorelease];
4802
4803     [alert setContext:@"conffile"];
4804     [alert show];
4805 }
4806
4807 - (void) _setProgressTitle:(NSString *)title {
4808     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4809     for (size_t i(0), e([words count]); i != e; ++i) {
4810         NSString *word([words objectAtIndex:i]);
4811         if (Package *package = [database_ packageWithName:word])
4812             [words replaceObjectAtIndex:i withObject:[package name]];
4813     }
4814
4815     [status_ setText:[words componentsJoinedByString:@" "]];
4816 }
4817
4818 - (void) _setProgressPercent:(NSNumber *)percent {
4819     [progress_ setProgress:[percent floatValue]];
4820 }
4821
4822 - (void) _addProgressOutput:(NSString *)output {
4823     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4824     CGSize size = [output_ contentSize];
4825     CGPoint offset = [output_ contentOffset];
4826     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
4827         CGRect rect = {{0, size.height-1}, {size.width, 1}};
4828         [output_ scrollRectToVisible:rect animated:YES];
4829     }
4830 }
4831
4832 - (BOOL) isRunning {
4833     return running_;
4834 }
4835
4836 @end
4837 /* }}} */
4838
4839 /* Cell Content View {{{ */
4840 @protocol ContentDelegate
4841 - (void) drawContentRect:(CGRect)rect;
4842 @end
4843
4844 @interface ContentView : UIView {
4845     _transient id<ContentDelegate> delegate_;
4846 }
4847
4848 @end
4849
4850 @implementation ContentView
4851
4852 - (id) initWithFrame:(CGRect)frame {
4853     if ((self = [super initWithFrame:frame]) != nil) {
4854         [self setNeedsDisplayOnBoundsChange:YES];
4855     } return self;
4856 }
4857
4858 - (void) setDelegate:(id<ContentDelegate>)delegate {
4859     delegate_ = delegate;
4860 }
4861
4862 - (void) drawRect:(CGRect)rect {
4863     [super drawRect:rect];
4864     [delegate_ drawContentRect:rect];
4865 }
4866
4867 @end
4868 /* }}} */
4869 /* Cydia TableView Cell {{{ */
4870 @interface CYTableViewCell : UITableViewCell {
4871     ContentView *content_;
4872     bool highlighted_;
4873 }
4874
4875 @end
4876
4877 @implementation CYTableViewCell
4878
4879 - (void) dealloc {
4880     [content_ release];
4881     [super dealloc];
4882 }
4883
4884 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
4885     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
4886
4887     if (view == content_) {
4888         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
4889         highlighted_ = highlighted;
4890     }
4891
4892     [super _updateHighlightColorsForView:view highlighted:highlighted];
4893 }
4894
4895 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
4896     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
4897     highlighted_ = selected;
4898
4899     [super setSelected:selected animated:animated];
4900     [content_ setNeedsDisplay];
4901 }
4902
4903 @end
4904 /* }}} */
4905
4906 /* Package Cell {{{ */
4907 @interface PackageCell : CYTableViewCell <
4908     ContentDelegate
4909 > {
4910     UIImage *icon_;
4911     NSString *name_;
4912     NSString *description_;
4913     bool commercial_;
4914     NSString *source_;
4915     UIImage *badge_;
4916     Package *package_;
4917     UIImage *placard_;
4918 }
4919
4920 - (PackageCell *) init;
4921 - (void) setPackage:(Package *)package;
4922
4923 - (void) drawContentRect:(CGRect)rect;
4924
4925 @end
4926
4927 @implementation PackageCell
4928
4929 - (void) clearPackage {
4930     if (icon_ != nil) {
4931         [icon_ release];
4932         icon_ = nil;
4933     }
4934
4935     if (name_ != nil) {
4936         [name_ release];
4937         name_ = nil;
4938     }
4939
4940     if (description_ != nil) {
4941         [description_ release];
4942         description_ = nil;
4943     }
4944
4945     if (source_ != nil) {
4946         [source_ release];
4947         source_ = nil;
4948     }
4949
4950     if (badge_ != nil) {
4951         [badge_ release];
4952         badge_ = nil;
4953     }
4954
4955     if (placard_ != nil) {
4956         [placard_ release];
4957         placard_ = nil;
4958     }
4959
4960     [package_ release];
4961     package_ = nil;
4962 }
4963
4964 - (void) dealloc {
4965     [self clearPackage];
4966     [super dealloc];
4967 }
4968
4969 - (PackageCell *) init {
4970     CGRect frame(CGRectMake(0, 0, 320, 74));
4971     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4972         UIView *content([self contentView]);
4973         CGRect bounds([content bounds]);
4974
4975         content_ = [[ContentView alloc] initWithFrame:bounds];
4976         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4977         [content addSubview:content_];
4978
4979         [content_ setDelegate:self];
4980         [content_ setOpaque:YES];
4981     } return self;
4982 }
4983
4984 - (void) _setBackgroundColor {
4985     UIColor *color;
4986     if (NSString *mode = [package_ mode]) {
4987         bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4988         color = remove ? RemovingColor_ : InstallingColor_;
4989     } else
4990         color = [UIColor whiteColor];
4991
4992     [content_ setBackgroundColor:color];
4993     [self setNeedsDisplay];
4994 }
4995
4996 - (NSString *) accessibilityLabel {
4997     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
4998 }
4999
5000 - (void) setPackage:(Package *)package {
5001     [self clearPackage];
5002     [package parse];
5003
5004     Source *source = [package source];
5005
5006     icon_ = [[package icon] retain];
5007     name_ = [[package name] retain];
5008
5009     if (IsWildcat_)
5010         description_ = [package longDescription];
5011     if (description_ == nil)
5012         description_ = [package shortDescription];
5013     if (description_ != nil)
5014         description_ = [description_ retain];
5015
5016     commercial_ = [package isCommercial];
5017
5018     package_ = [package retain];
5019
5020     NSString *label = nil;
5021     bool trusted = false;
5022
5023     if (source != nil) {
5024         label = [source label];
5025         trusted = [source trusted];
5026     } else if ([[package id] isEqualToString:@"firmware"])
5027         label = UCLocalize("APPLE");
5028     else
5029         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5030
5031     NSString *from(label);
5032
5033     NSString *section = [package simpleSection];
5034     if (section != nil && ![section isEqualToString:label]) {
5035         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5036         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5037     }
5038
5039     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5040     source_ = [from retain];
5041
5042     if (NSString *purpose = [package primaryPurpose])
5043         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5044             badge_ = [badge_ retain];
5045
5046     if ([package installed] != nil)
5047         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/installed.png", App_]]) != nil)
5048             placard_ = [placard_ retain];
5049
5050     [self _setBackgroundColor];
5051     [content_ setNeedsDisplay];
5052 }
5053
5054 - (void) drawContentRect:(CGRect)rect {
5055     bool highlighted(highlighted_);
5056     float width([self bounds].size.width);
5057
5058 #if 0
5059     CGContextRef context(UIGraphicsGetCurrentContext());
5060     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5061     CGContextFillRect(context, rect);
5062 #endif
5063
5064     if (icon_ != nil) {
5065         CGRect rect;
5066         rect.size = [icon_ size];
5067
5068         rect.size.width /= 2;
5069         rect.size.height /= 2;
5070
5071         rect.origin.x = 25 - rect.size.width / 2;
5072         rect.origin.y = 25 - rect.size.height / 2;
5073
5074         [icon_ drawInRect:rect];
5075     }
5076
5077     if (badge_ != nil) {
5078         CGRect rect;
5079         rect.size = [badge_ size];
5080
5081         rect.size.width /= 2;
5082         rect.size.height /= 2;
5083
5084         rect.origin.x = 36 - rect.size.width / 2;
5085         rect.origin.y = 36 - rect.size.height / 2;
5086
5087         [badge_ drawInRect:rect];
5088     }
5089
5090     if (highlighted)
5091         UISetColor(White_);
5092
5093     if (!highlighted)
5094         UISetColor(commercial_ ? Purple_ : Black_);
5095     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5096     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5097
5098     if (!highlighted)
5099         UISetColor(commercial_ ? Purplish_ : Gray_);
5100     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5101
5102     if (placard_ != nil)
5103         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5104 }
5105
5106 @end
5107 /* }}} */
5108 /* Section Cell {{{ */
5109 @interface SectionCell : CYTableViewCell <
5110     ContentDelegate
5111 > {
5112     NSString *basic_;
5113     NSString *section_;
5114     NSString *name_;
5115     NSString *count_;
5116     UIImage *icon_;
5117     UISwitch *switch_;
5118     BOOL editing_;
5119 }
5120
5121 - (void) setSection:(Section *)section editing:(BOOL)editing;
5122
5123 @end
5124
5125 @implementation SectionCell
5126
5127 - (void) clearSection {
5128     if (basic_ != nil) {
5129         [basic_ release];
5130         basic_ = nil;
5131     }
5132
5133     if (section_ != nil) {
5134         [section_ release];
5135         section_ = nil;
5136     }
5137
5138     if (name_ != nil) {
5139         [name_ release];
5140         name_ = nil;
5141     }
5142
5143     if (count_ != nil) {
5144         [count_ release];
5145         count_ = nil;
5146     }
5147 }
5148
5149 - (void) dealloc {
5150     [self clearSection];
5151     [icon_ release];
5152     [switch_ release];
5153     [super dealloc];
5154 }
5155
5156 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5157     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5158         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5159         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5160         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5161
5162         UIView *content([self contentView]);
5163         CGRect bounds([content bounds]);
5164
5165         content_ = [[ContentView alloc] initWithFrame:bounds];
5166         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5167         [content addSubview:content_];
5168         [content_ setBackgroundColor:[UIColor whiteColor]];
5169
5170         [content_ setDelegate:self];
5171     } return self;
5172 }
5173
5174 - (void) onSwitch:(id)sender {
5175     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5176     if (metadata == nil) {
5177         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5178         [Sections_ setObject:metadata forKey:basic_];
5179     }
5180
5181     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5182     Changed_ = true;
5183 }
5184
5185 - (void) setSection:(Section *)section editing:(BOOL)editing {
5186     if (editing != editing_) {
5187         if (editing_)
5188             [switch_ removeFromSuperview];
5189         else
5190             [self addSubview:switch_];
5191         editing_ = editing;
5192     }
5193
5194     [self clearSection];
5195
5196     if (section == nil) {
5197         name_ = [UCLocalize("ALL_PACKAGES") retain];
5198         count_ = nil;
5199     } else {
5200         basic_ = [section name];
5201         if (basic_ != nil)
5202             basic_ = [basic_ retain];
5203
5204         section_ = [section localized];
5205         if (section_ != nil)
5206             section_ = [section_ retain];
5207
5208         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5209         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5210
5211         if (editing_)
5212             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5213     }
5214
5215     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5216     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5217
5218     [content_ setNeedsDisplay];
5219 }
5220
5221 - (void) setFrame:(CGRect)frame {
5222     [super setFrame:frame];
5223
5224     CGRect rect([switch_ frame]);
5225     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5226 }
5227
5228 - (NSString *) accessibilityLabel {
5229     return name_;
5230 }
5231
5232 - (void) drawContentRect:(CGRect)rect {
5233     bool highlighted(highlighted_ && !editing_);
5234
5235     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5236
5237     if (highlighted)
5238         UISetColor(White_);
5239
5240     float width(rect.size.width);
5241     if (editing_)
5242         width -= 87;
5243
5244     if (!highlighted)
5245         UISetColor(Black_);
5246     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5247
5248     CGSize size = [count_ sizeWithFont:Font14_];
5249
5250     UISetColor(White_);
5251     if (count_ != nil)
5252         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5253 }
5254
5255 @end
5256 /* }}} */
5257
5258 /* File Table {{{ */
5259 @interface FileTable : CYViewController <
5260     UITableViewDataSource,
5261     UITableViewDelegate
5262 > {
5263     _transient Database *database_;
5264     Package *package_;
5265     NSString *name_;
5266     NSMutableArray *files_;
5267     UITableView *list_;
5268 }
5269
5270 - (id) initWithDatabase:(Database *)database;
5271 - (void) setPackage:(Package *)package;
5272
5273 @end
5274
5275 @implementation FileTable
5276
5277 - (void) dealloc {
5278     if (package_ != nil)
5279         [package_ release];
5280     if (name_ != nil)
5281         [name_ release];
5282     [files_ release];
5283     [list_ release];
5284     [super dealloc];
5285 }
5286
5287 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5288     return files_ == nil ? 0 : [files_ count];
5289 }
5290
5291 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5292     return 24.0f;
5293 }*/
5294
5295 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5296     static NSString *reuseIdentifier = @"Cell";
5297
5298     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5299     if (cell == nil) {
5300         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5301         [cell setFont:[UIFont systemFontOfSize:16]];
5302     }
5303     [cell setText:[files_ objectAtIndex:indexPath.row]];
5304     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5305
5306     return cell;
5307 }
5308
5309 - (id) initWithDatabase:(Database *)database {
5310     if ((self = [super init]) != nil) {
5311         database_ = database;
5312
5313         [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5314
5315         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5316
5317         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5318         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5319         [list_ setRowHeight:24.0f];
5320         [[self view] addSubview:list_];
5321
5322         [list_ setDataSource:self];
5323         [list_ setDelegate:self];
5324     } return self;
5325 }
5326
5327 - (void) setPackage:(Package *)package {
5328     if (package_ != nil) {
5329         [package_ autorelease];
5330         package_ = nil;
5331     }
5332
5333     if (name_ != nil) {
5334         [name_ release];
5335         name_ = nil;
5336     }
5337
5338     [files_ removeAllObjects];
5339
5340     if (package != nil) {
5341         package_ = [package retain];
5342         name_ = [[package id] retain];
5343
5344         if (NSArray *files = [package files])
5345             [files_ addObjectsFromArray:files];
5346
5347         if ([files_ count] != 0) {
5348             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5349                 [files_ removeObjectAtIndex:0];
5350             [files_ sortUsingSelector:@selector(compareByPath:)];
5351
5352             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5353             [stack addObject:@"/"];
5354
5355             for (int i(0), e([files_ count]); i != e; ++i) {
5356                 NSString *file = [files_ objectAtIndex:i];
5357                 while (![file hasPrefix:[stack lastObject]])
5358                     [stack removeLastObject];
5359                 NSString *directory = [stack lastObject];
5360                 [stack addObject:[file stringByAppendingString:@"/"]];
5361                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5362                     ([stack count] - 2) * 3, "",
5363                     [file substringFromIndex:[directory length]]
5364                 ]];
5365             }
5366         }
5367     }
5368
5369     [list_ reloadData];
5370 }
5371
5372 - (void) reloadData {
5373     [self setPackage:[database_ packageWithName:name_]];
5374 }
5375
5376 @end
5377 /* }}} */
5378 /* Package Controller {{{ */
5379 @interface CYPackageController : CYBrowserController <
5380     UIActionSheetDelegate
5381 > {
5382     _transient Database *database_;
5383     Package *package_;
5384     NSString *name_;
5385     bool commercial_;
5386     NSMutableArray *buttons_;
5387     UIBarButtonItem *button_;
5388 }
5389
5390 - (id) initWithDatabase:(Database *)database;
5391 - (void) setPackage:(Package *)package;
5392
5393 @end
5394
5395 @implementation CYPackageController
5396
5397 - (void) dealloc {
5398     if (package_ != nil)
5399         [package_ release];
5400     if (name_ != nil)
5401         [name_ release];
5402
5403     [buttons_ release];
5404
5405     if (button_ != nil)
5406         [button_ release];
5407
5408     [super dealloc];
5409 }
5410
5411 - (void) release {
5412     if ([self retainCount] == 1)
5413         [delegate_ setPackageController:self];
5414     [super release];
5415 }
5416
5417 /* XXX: this is not safe at all... localization of /fail/ */
5418 - (void) _clickButtonWithName:(NSString *)name {
5419     if ([name isEqualToString:UCLocalize("CLEAR")])
5420         [delegate_ clearPackage:package_];
5421     else if ([name isEqualToString:UCLocalize("INSTALL")])
5422         [delegate_ installPackage:package_];
5423     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5424         [delegate_ installPackage:package_];
5425     else if ([name isEqualToString:UCLocalize("REMOVE")])
5426         [delegate_ removePackage:package_];
5427     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5428         [delegate_ installPackage:package_];
5429     else _assert(false);
5430 }
5431
5432 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5433     NSString *context([sheet context]);
5434
5435     if ([context isEqualToString:@"modify"]) {
5436         if (button != [sheet cancelButtonIndex]) {
5437             NSString *buttonName = [buttons_ objectAtIndex:button];
5438             [self _clickButtonWithName:buttonName];
5439         }
5440
5441         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5442     }
5443 }
5444
5445 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5446     [super webView:view didClearWindowObject:window forFrame:frame];
5447     [window setValue:package_ forKey:@"package"];
5448 }
5449
5450 - (bool) _allowJavaScriptPanel {
5451     return commercial_;
5452 }
5453
5454 #if !AlwaysReload
5455 - (void) _customButtonClicked {
5456     int count([buttons_ count]);
5457     if (count == 0)
5458         return;
5459
5460     if (count == 1)
5461         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5462     else {
5463         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5464         [buttons addObjectsFromArray:buttons_];
5465
5466         UIActionSheet *sheet = [[[UIActionSheet alloc]
5467             initWithTitle:nil
5468             delegate:self
5469             cancelButtonTitle:nil
5470             destructiveButtonTitle:nil
5471             otherButtonTitles:nil
5472         ] autorelease];
5473
5474         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5475         if (!IsWildcat_) {
5476            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5477            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5478         }
5479         [sheet setContext:@"modify"];
5480
5481         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5482     }
5483 }
5484
5485 // We don't want to allow non-commercial packages to do custom things to the install button,
5486 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5487 - (void) customButtonClicked {
5488     if (commercial_)
5489         [super customButtonClicked];
5490     else
5491         [self _customButtonClicked];
5492 }
5493
5494 - (void) reloadButtonClicked {
5495     // Don't reload a commerical package by tapping the loading button,
5496     // but if it's not an Install button, we should forward it on.
5497     if (![package_ uninstalled])
5498         [self _customButtonClicked];
5499 }
5500
5501 - (void) applyLoadingTitle {
5502     // Don't show "Loading" as the title. Ever.
5503 }
5504
5505 - (UIBarButtonItem *) rightButton {
5506     return button_;
5507 }
5508 #endif
5509
5510 - (id) initWithDatabase:(Database *)database {
5511     if ((self = [super init]) != nil) {
5512         database_ = database;
5513         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5514         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5515     } return self;
5516 }
5517
5518 - (void) setPackage:(Package *)package {
5519     if (package_ != nil) {
5520         [package_ autorelease];
5521         package_ = nil;
5522     }
5523
5524     if (name_ != nil) {
5525         [name_ release];
5526         name_ = nil;
5527     }
5528
5529     [buttons_ removeAllObjects];
5530
5531     if (package != nil) {
5532         [package parse];
5533
5534         package_ = [package retain];
5535         name_ = [[package id] retain];
5536         commercial_ = [package isCommercial];
5537
5538         if ([package_ mode] != nil)
5539             [buttons_ addObject:UCLocalize("CLEAR")];
5540         if ([package_ source] == nil);
5541         else if ([package_ upgradableAndEssential:NO])
5542             [buttons_ addObject:UCLocalize("UPGRADE")];
5543         else if ([package_ uninstalled])
5544             [buttons_ addObject:UCLocalize("INSTALL")];
5545         else
5546             [buttons_ addObject:UCLocalize("REINSTALL")];
5547         if (![package_ uninstalled])
5548             [buttons_ addObject:UCLocalize("REMOVE")];
5549     }
5550
5551     if (button_ != nil)
5552         [button_ release];
5553
5554     NSString *title;
5555     switch ([buttons_ count]) {
5556         case 0: title = nil; break;
5557         case 1: title = [buttons_ objectAtIndex:0]; break;
5558         default: title = UCLocalize("MODIFY"); break;
5559     }
5560
5561     button_ = [[UIBarButtonItem alloc]
5562         initWithTitle:title
5563         style:UIBarButtonItemStylePlain
5564         target:self
5565         action:@selector(customButtonClicked)
5566     ];
5567
5568     [self reloadURL];
5569 }
5570
5571 - (bool) isLoading {
5572     return commercial_ ? [super isLoading] : false;
5573 }
5574
5575 - (void) reloadData {
5576     [self setPackage:[database_ packageWithName:name_]];
5577 }
5578
5579 @end
5580 /* }}} */
5581
5582 /* Package Table {{{ */
5583 @interface PackageTable : UIView <
5584     UITableViewDataSource,
5585     UITableViewDelegate
5586 > {
5587     _transient Database *database_;
5588     unsigned era_;
5589     NSMutableArray *packages_;
5590     NSMutableArray *sections_;
5591     UITableView *list_;
5592     NSMutableArray *index_;
5593     NSMutableDictionary *indices_;
5594     // XXX: this target_ seems to be delegate_. :(
5595     _transient id target_;
5596     SEL action_;
5597     // XXX: why do we even have this delegate_?
5598     _transient id delegate_;
5599 }
5600
5601 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action;
5602
5603 - (void) setDelegate:(id)delegate;
5604
5605 - (void) reloadData;
5606 - (void) resetCursor;
5607
5608 - (UITableView *) list;
5609
5610 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5611
5612 - (void) deselectWithAnimation:(BOOL)animated;
5613
5614 @end
5615
5616 @implementation PackageTable
5617
5618 - (void) dealloc {
5619     [packages_ release];
5620     [sections_ release];
5621     [list_ release];
5622     [index_ release];
5623     [indices_ release];
5624
5625     [super dealloc];
5626 }
5627
5628 + (BOOL) hasIndexedCollation {
5629     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
5630 }
5631
5632 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5633     NSInteger count([sections_ count]);
5634     return count == 0 ? 1 : count;
5635 }
5636
5637 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5638     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
5639         return nil;
5640     return [[sections_ objectAtIndex:section] name];
5641 }
5642
5643 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5644     if ([sections_ count] == 0)
5645         return 0;
5646     return [[sections_ objectAtIndex:section] count];
5647 }
5648
5649 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5650 @synchronized (database_) {
5651     if ([database_ era] != era_)
5652         return nil;
5653
5654     Section *section([sections_ objectAtIndex:[path section]]);
5655     NSInteger row([path row]);
5656     Package *package([packages_ objectAtIndex:([section row] + row)]);
5657     return [[package retain] autorelease];
5658 } }
5659
5660 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5661     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5662     if (cell == nil)
5663         cell = [[[PackageCell alloc] init] autorelease];
5664     [cell setPackage:[self packageAtIndexPath:path]];
5665     return cell;
5666 }
5667
5668 - (void) deselectWithAnimation:(BOOL)animated {
5669     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5670 }
5671
5672 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5673     Package *package([self packageAtIndexPath:path]);
5674     package = [database_ packageWithName:[package id]];
5675     [target_ performSelector:action_ withObject:package];
5676     return path;
5677 }
5678
5679 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5680     // XXX: is 20 the most optimal number here?
5681     return [packages_ count] > 20 ? index_ : nil;
5682 }
5683
5684 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5685     if ([[self class] hasIndexedCollation]) {
5686         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
5687     }
5688
5689     return index;
5690 }
5691
5692 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action {
5693     if ((self = [super initWithFrame:frame]) != nil) {
5694         database_ = database;
5695
5696         target_ = target;
5697         action_ = action;
5698
5699         index_ = [[self class] hasIndexedCollation]
5700             ? [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
5701             : [[NSMutableArray alloc] initWithCapacity:32];
5702         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5703
5704         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5705         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5706
5707         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5708         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5709         [list_ setRowHeight:73];
5710         [self addSubview:list_];
5711
5712         [list_ setDataSource:self];
5713         [list_ setDelegate:self];
5714     } return self;
5715 }
5716
5717 - (void) setDelegate:(id)delegate {
5718     delegate_ = delegate;
5719 }
5720
5721 - (bool) hasPackage:(Package *)package {
5722     return true;
5723 }
5724
5725 - (void) reloadData {
5726     era_ = [database_ era];
5727     NSArray *packages = [database_ packages];
5728
5729     [packages_ removeAllObjects];
5730     [sections_ removeAllObjects];
5731
5732     _profile(PackageTable$reloadData$Filter)
5733         for (Package *package in packages)
5734             if ([self hasPackage:package])
5735                 [packages_ addObject:package];
5736     _end
5737
5738     [indices_ removeAllObjects];
5739
5740     Section *section = nil;
5741
5742     if ([[self class] hasIndexedCollation]) {
5743         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
5744         NSArray *titles = [collation sectionIndexTitles];
5745         int secidx = -1;
5746
5747         _profile(PackageTable$reloadData$Section)
5748             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5749                 Package *package;
5750                 int index;
5751
5752                 _profile(PackageTable$reloadData$Section$Package)
5753                     package = [packages_ objectAtIndex:offset];
5754                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
5755                 _end
5756
5757                 while (secidx < index) {
5758                     secidx += 1;
5759
5760                     _profile(PackageTable$reloadData$Section$Allocate)
5761                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
5762                     _end
5763
5764                     _profile(PackageTable$reloadData$Section$Add)
5765                         [sections_ addObject:section];
5766                     _end
5767                 }
5768
5769                 [section addToCount];
5770             }
5771         _end
5772     } else {
5773         [index_ removeAllObjects];
5774
5775         _profile(PackageTable$reloadData$Section)
5776             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5777                 Package *package;
5778                 unichar index;
5779
5780                 _profile(PackageTable$reloadData$Section$Package)
5781                     package = [packages_ objectAtIndex:offset];
5782                     index = [package index];
5783                 _end
5784
5785                 if (section == nil || [section index] != index) {
5786                     _profile(PackageTable$reloadData$Section$Allocate)
5787                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5788                     _end
5789
5790                     [index_ addObject:[section name]];
5791                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5792
5793                     _profile(PackageTable$reloadData$Section$Add)
5794                         [sections_ addObject:section];
5795                     _end
5796                 }
5797
5798                 [section addToCount];
5799             }
5800         _end
5801     }
5802
5803     _profile(PackageTable$reloadData$List)
5804         [list_ reloadData];
5805     _end
5806 }
5807
5808 - (void) resetCursor {
5809     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5810 }
5811
5812 - (UITableView *) list {
5813     return list_;
5814 }
5815
5816 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5817     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5818 }
5819
5820 @end
5821 /* }}} */
5822 /* Filtered Package Table {{{ */
5823 @interface FilteredPackageTable : PackageTable {
5824     SEL filter_;
5825     IMP imp_;
5826     id object_;
5827 }
5828
5829 - (void) setObject:(id)object;
5830 - (void) setObject:(id)object forFilter:(SEL)filter;
5831
5832 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object;
5833
5834 @end
5835
5836 @implementation FilteredPackageTable
5837
5838 - (void) dealloc {
5839     if (object_ != nil)
5840         [object_ release];
5841     [super dealloc];
5842 }
5843
5844 - (void) setFilter:(SEL)filter {
5845     filter_ = filter;
5846
5847     /* XXX: this is an unsafe optimization of doomy hell */
5848     Method method(class_getInstanceMethod([Package class], filter));
5849     _assert(method != NULL);
5850     imp_ = method_getImplementation(method);
5851     _assert(imp_ != NULL);
5852 }
5853
5854 - (void) setObject:(id)object {
5855     if (object_ != nil)
5856         [object_ release];
5857     if (object == nil)
5858         object_ = nil;
5859     else
5860         object_ = [object retain];
5861 }
5862
5863 - (void) setObject:(id)object forFilter:(SEL)filter {
5864     [self setFilter:filter];
5865     [self setObject:object];
5866 }
5867
5868 - (bool) hasPackage:(Package *)package {
5869     _profile(FilteredPackageTable$hasPackage)
5870         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5871     _end
5872 }
5873
5874 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object {
5875     if ((self = [super initWithFrame:frame database:database target:target action:action]) != nil) {
5876         [self setFilter:filter];
5877         object_ = [object retain];
5878         [self reloadData];
5879     } return self;
5880 }
5881
5882 @end
5883 /* }}} */
5884 /* Filtered Package Controller {{{ */
5885 @interface FilteredPackageController : CYViewController {
5886     _transient Database *database_;
5887     FilteredPackageTable *packages_;
5888     NSString *title_;
5889 }
5890
5891 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5892
5893 @end
5894
5895 @implementation FilteredPackageController
5896
5897 - (void) dealloc {
5898     [packages_ release];
5899     [title_ release];
5900
5901     [super dealloc];
5902 }
5903
5904 - (void) viewDidAppear:(BOOL)animated {
5905     [super viewDidAppear:animated];
5906     [packages_ deselectWithAnimation:animated];
5907 }
5908
5909 - (void) didSelectPackage:(Package *)package {
5910     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_] autorelease]);
5911     [view setPackage:package];
5912     [view setDelegate:delegate_];
5913     [[self navigationController] pushViewController:view animated:YES];
5914 }
5915
5916 - (NSString *) title { return title_; }
5917
5918 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5919     if ((self = [super init]) != nil) {
5920         database_ = database;
5921         title_ = [title copy];
5922         [[self navigationItem] setTitle:title_];
5923
5924         packages_ = [[FilteredPackageTable alloc]
5925             initWithFrame:[[self view] bounds]
5926             database:database
5927             target:self
5928             action:@selector(didSelectPackage:)
5929             filter:filter
5930             with:object
5931         ];
5932
5933         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5934         [[self view] addSubview:packages_];
5935     } return self;
5936 }
5937
5938 - (void) reloadData {
5939     [packages_ reloadData];
5940 }
5941
5942 - (void) setDelegate:(id)delegate {
5943     [super setDelegate:delegate];
5944     [packages_ setDelegate:delegate];
5945 }
5946
5947 @end
5948
5949 /* }}} */
5950
5951 /* Home Controller {{{ */
5952 @interface HomeController : CYBrowserController {
5953 }
5954 @end
5955
5956 @implementation HomeController
5957
5958 + (BOOL)shouldHideNavigationBar {
5959     return NO;
5960 }
5961
5962 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
5963     [super _setMoreHeaders:request];
5964
5965     if (ChipID_ != nil)
5966         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
5967     if (UniqueID_ != nil)
5968         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5969     if (PLMN_ != nil)
5970         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
5971 }
5972
5973 - (void) aboutButtonClicked {
5974     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
5975
5976     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
5977     [alert addButtonWithTitle:UCLocalize("CLOSE")];
5978     [alert setCancelButtonIndex:0];
5979
5980     [alert setMessage:
5981         @"Copyright (C) 2008-2010\n"
5982         "Jay Freeman (saurik)\n"
5983         "saurik@saurik.com\n"
5984         "http://www.saurik.com/"
5985     ];
5986
5987     [alert show];
5988 }
5989
5990 - (void) viewWillAppear:(BOOL)animated {
5991     [super viewWillAppear:animated];
5992
5993     if ([[self class] shouldHideNavigationBar])
5994         [[self navigationController] setNavigationBarHidden:YES animated:animated];
5995 }
5996
5997 - (void) viewWillDisappear:(BOOL)animated {
5998     [super viewWillDisappear:animated];
5999
6000     if ([[self class] shouldHideNavigationBar])
6001         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6002 }
6003
6004 - (id) init {
6005     if ((self = [super init]) != nil) {
6006         [self loadURL:[NSURL URLWithString:CydiaURL(@"")]];
6007
6008         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6009             initWithTitle:UCLocalize("ABOUT")
6010             style:UIBarButtonItemStylePlain
6011             target:self
6012             action:@selector(aboutButtonClicked)
6013         ] autorelease]];
6014     } return self;
6015 }
6016
6017 @end
6018 /* }}} */
6019 /* Manage Controller {{{ */
6020 @interface ManageController : CYBrowserController {
6021 }
6022
6023 - (void) queueStatusDidChange;
6024 @end
6025
6026 @implementation ManageController
6027
6028 - (id) init {
6029     if ((self = [super init]) != nil) {
6030         [[self navigationItem] setTitle:UCLocalize("MANAGE")];
6031
6032         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6033
6034         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6035             initWithTitle:UCLocalize("SETTINGS")
6036             style:UIBarButtonItemStylePlain
6037             target:self
6038             action:@selector(settingsButtonClicked)
6039         ] autorelease]];
6040
6041         [self queueStatusDidChange];
6042     } return self;
6043 }
6044
6045 - (void) settingsButtonClicked {
6046     [delegate_ showSettings];
6047 }
6048
6049 #if !AlwaysReload
6050 - (void) queueButtonClicked {
6051     [delegate_ queue];
6052 }
6053
6054 - (void) applyLoadingTitle {
6055     // No "Loading" title.
6056 }
6057
6058 - (void) applyRightButton {
6059     // No right button.
6060 }
6061 #endif
6062
6063 - (void) queueStatusDidChange {
6064 #if !AlwaysReload
6065     if (!IsWildcat_ && Queuing_) {
6066         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6067             initWithTitle:UCLocalize("QUEUE")
6068             style:UIBarButtonItemStyleDone
6069             target:self
6070             action:@selector(queueButtonClicked)
6071         ] autorelease]];
6072     } else {
6073         [[self navigationItem] setRightBarButtonItem:nil];
6074     }
6075 #endif
6076 }
6077
6078 - (bool) isLoading {
6079     return false;
6080 }
6081
6082 @end
6083 /* }}} */
6084
6085 /* Refresh Bar {{{ */
6086 @interface RefreshBar : UINavigationBar {
6087     UIProgressIndicator *indicator_;
6088     UITextLabel *prompt_;
6089     UIProgressBar *progress_;
6090     UINavigationButton *cancel_;
6091 }
6092
6093 @end
6094
6095 @implementation RefreshBar
6096
6097 - (void) dealloc {
6098     [indicator_ release];
6099     [prompt_ release];
6100     [progress_ release];
6101     [cancel_ release];
6102     [super dealloc];
6103 }
6104
6105 - (void) positionViews {
6106     CGRect frame = [cancel_ frame];
6107     frame.size = [cancel_ sizeThatFits:frame.size];
6108     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6109     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6110     [cancel_ setFrame:frame];
6111
6112     CGSize prgsize = {75, 100};
6113     CGRect prgrect = {{
6114         [self frame].size.width - prgsize.width - 10,
6115         ([self frame].size.height - prgsize.height) / 2
6116     } , prgsize};
6117     [progress_ setFrame:prgrect];
6118
6119     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6120     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6121     CGRect indrect = {{indoffset, indoffset}, indsize};
6122     [indicator_ setFrame:indrect];
6123
6124     CGSize prmsize = {215, indsize.height + 4};
6125     CGRect prmrect = {{
6126         indoffset * 2 + indsize.width,
6127         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6128     }, prmsize};
6129     [prompt_ setFrame:prmrect];
6130 }
6131
6132 - (void)setFrame:(CGRect)frame {
6133     [super setFrame:frame];
6134
6135     [self positionViews];
6136 }
6137
6138 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6139     if ((self = [super initWithFrame:frame])) {
6140         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6141
6142         [self setBarStyle:UIBarStyleBlack];
6143
6144         UIBarStyle barstyle([self _barStyle:NO]);
6145         bool ugly(barstyle == UIBarStyleDefault);
6146
6147         UIProgressIndicatorStyle style = ugly ?
6148             UIProgressIndicatorStyleMediumBrown :
6149             UIProgressIndicatorStyleMediumWhite;
6150
6151         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6152         [indicator_ setStyle:style];
6153         [indicator_ startAnimation];
6154         [self addSubview:indicator_];
6155
6156         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6157         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6158         [prompt_ setBackgroundColor:[UIColor clearColor]];
6159         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6160         [self addSubview:prompt_];
6161
6162         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6163         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6164         [progress_ setStyle:0];
6165         [self addSubview:progress_];
6166
6167         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6168         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6169         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6170         [cancel_ setBarStyle:barstyle];
6171
6172         [self positionViews];
6173     } return self;
6174 }
6175
6176 - (void) cancel {
6177     [cancel_ removeFromSuperview];
6178 }
6179
6180 - (void) start {
6181     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6182     [progress_ setProgress:0];
6183     [self addSubview:cancel_];
6184 }
6185
6186 - (void) stop {
6187     [cancel_ removeFromSuperview];
6188 }
6189
6190 - (void) setPrompt:(NSString *)prompt {
6191     [prompt_ setText:prompt];
6192 }
6193
6194 - (void) setProgress:(float)progress {
6195     [progress_ setProgress:progress];
6196 }
6197
6198 @end
6199 /* }}} */
6200
6201 @class CYNavigationController;
6202
6203 /* Cydia Tab Bar Controller {{{ */
6204 @interface CYTabBarController : UITabBarController <
6205     ProgressDelegate
6206 > {
6207     _transient Database *database_;
6208     RefreshBar *refreshbar_;
6209
6210     bool dropped_;
6211     bool updating_;
6212     // XXX: ok, "updatedelegate_"?...
6213     _transient NSObject<CydiaDelegate> *updatedelegate_;
6214
6215     id root_;
6216 }
6217
6218 - (void) dropBar:(BOOL)animated;
6219 - (void) beginUpdate;
6220 - (void) raiseBar:(BOOL)animated;
6221 - (BOOL) updating;
6222
6223 @end
6224
6225 @implementation CYTabBarController
6226
6227 - (void) reloadData {
6228     size_t count([[self viewControllers] count]);
6229     for (size_t i(0); i != count; ++i) {
6230         CYNavigationController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6231         [page reloadData];
6232     }
6233
6234     [(CYNavigationController *)[self transientViewController] reloadData];
6235 }
6236
6237 - (id) initWithDatabase:(Database *)database {
6238     if ((self = [super init]) != nil) {
6239         database_ = database;
6240
6241         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6242         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6243
6244         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6245     } return self;
6246 }
6247
6248 - (void) setUpdate:(NSDate *)date {
6249     [self beginUpdate];
6250 }
6251
6252 - (void) beginUpdate {
6253     [refreshbar_ start];
6254     [self dropBar:YES];
6255
6256     [updatedelegate_ retainNetworkActivityIndicator];
6257     updating_ = true;
6258
6259     [NSThread
6260         detachNewThreadSelector:@selector(performUpdate)
6261         toTarget:self
6262         withObject:nil
6263     ];
6264 }
6265
6266 - (void) performUpdate { _pooled
6267     Status status;
6268     status.setDelegate(self);
6269     [database_ updateWithStatus:status];
6270
6271     [self
6272         performSelectorOnMainThread:@selector(completeUpdate)
6273         withObject:nil
6274         waitUntilDone:NO
6275     ];
6276 }
6277
6278 - (void) stopUpdateWithSelector:(SEL)selector {
6279     updating_ = false;
6280     [updatedelegate_ releaseNetworkActivityIndicator];
6281
6282     [self raiseBar:YES];
6283     [refreshbar_ stop];
6284
6285     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6286 }
6287
6288 - (void) completeUpdate {
6289     if (!updating_)
6290         return;
6291     [self stopUpdateWithSelector:@selector(reloadData)];
6292 }
6293
6294 - (void) cancelUpdate {
6295     [self stopUpdateWithSelector:@selector(updateData)];
6296 }
6297
6298 - (void) cancelPressed {
6299     [self cancelUpdate];
6300 }
6301
6302 - (BOOL) updating {
6303     return updating_;
6304 }
6305
6306 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6307     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6308 }
6309
6310 - (void) startProgress {
6311 }
6312
6313 - (void) setProgressTitle:(NSString *)title {
6314     [self
6315         performSelectorOnMainThread:@selector(_setProgressTitle:)
6316         withObject:title
6317         waitUntilDone:YES
6318     ];
6319 }
6320
6321 - (bool) isCancelling:(size_t)received {
6322     return !updating_;
6323 }
6324
6325 - (void) setProgressPercent:(float)percent {
6326     [self
6327         performSelectorOnMainThread:@selector(_setProgressPercent:)
6328         withObject:[NSNumber numberWithFloat:percent]
6329         waitUntilDone:YES
6330     ];
6331 }
6332
6333 - (void) addProgressOutput:(NSString *)output {
6334     [self
6335         performSelectorOnMainThread:@selector(_addProgressOutput:)
6336         withObject:output
6337         waitUntilDone:YES
6338     ];
6339 }
6340
6341 - (void) _setProgressTitle:(NSString *)title {
6342     [refreshbar_ setPrompt:title];
6343 }
6344
6345 - (void) _setProgressPercent:(NSNumber *)percent {
6346     [refreshbar_ setProgress:[percent floatValue]];
6347 }
6348
6349 - (void) _addProgressOutput:(NSString *)output {
6350 }
6351
6352 - (void) setUpdateDelegate:(id)delegate {
6353     updatedelegate_ = delegate;
6354 }
6355
6356 - (CGFloat) statusBarHeight {
6357     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6358         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6359     } else {
6360         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6361     }
6362 }
6363
6364 - (UIView *) transitionView {
6365     if ([self respondsToSelector:@selector(_transitionView)])
6366         return [self _transitionView];
6367     else
6368         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6369 }
6370
6371 - (void) dropBar:(BOOL)animated {
6372     if (dropped_)
6373         return;
6374     dropped_ = true;
6375
6376     UIView *transition([self transitionView]);
6377     [[self view] addSubview:refreshbar_];
6378
6379     CGRect barframe([refreshbar_ frame]);
6380
6381     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6382         barframe.origin.y = [self statusBarHeight];
6383     else
6384         barframe.origin.y = 0;
6385
6386     [refreshbar_ setFrame:barframe];
6387
6388     if (animated)
6389         [UIView beginAnimations:nil context:NULL];
6390
6391     CGRect viewframe = [transition frame];
6392     viewframe.origin.y += barframe.size.height;
6393     viewframe.size.height -= barframe.size.height;
6394     [transition setFrame:viewframe];
6395
6396     if (animated)
6397         [UIView commitAnimations];
6398
6399     // Ensure bar has the proper width for our view, it might have changed
6400     barframe.size.width = viewframe.size.width;
6401     [refreshbar_ setFrame:barframe];
6402
6403     // XXX: fix Apple's layout bug
6404     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6405 }
6406
6407 - (void) raiseBar:(BOOL)animated {
6408     if (!dropped_)
6409         return;
6410     dropped_ = false;
6411
6412     UIView *transition([self transitionView]);
6413     [refreshbar_ removeFromSuperview];
6414
6415     CGRect barframe([refreshbar_ frame]);
6416
6417     if (animated)
6418         [UIView beginAnimations:nil context:NULL];
6419
6420     CGRect viewframe = [transition frame];
6421     viewframe.origin.y -= barframe.size.height;
6422     viewframe.size.height += barframe.size.height;
6423     [transition setFrame:viewframe];
6424
6425     if (animated)
6426         [UIView commitAnimations];
6427
6428     // XXX: fix Apple's layout bug
6429     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6430 }
6431
6432 #if 0
6433 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6434     // XXX: fix Apple's layout bug
6435     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6436 }
6437 #endif
6438
6439 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6440     bool dropped(dropped_);
6441
6442     if (dropped)
6443         [self raiseBar:NO];
6444
6445     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6446
6447     if (dropped)
6448         [self dropBar:NO];
6449
6450     // XXX: fix Apple's layout bug
6451     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6452 }
6453
6454 - (void) statusBarFrameChanged:(NSNotification *)notification {
6455     if (dropped_) {
6456         [self raiseBar:NO];
6457         [self dropBar:NO];
6458     }
6459 }
6460
6461 - (void) dealloc {
6462     [refreshbar_ release];
6463     [[NSNotificationCenter defaultCenter] removeObserver:self];
6464     [super dealloc];
6465 }
6466
6467 @end
6468 /* }}} */
6469 /* Cydia Navigation Controller {{{ */
6470 @interface CYNavigationController : UINavigationController {
6471     _transient Database *database_;
6472     _transient id<UINavigationControllerDelegate> delegate_;
6473 }
6474
6475 - (id) initWithDatabase:(Database *)database;
6476 - (void) reloadData;
6477
6478 @end
6479
6480
6481 @implementation CYNavigationController
6482
6483 - (void) dealloc {
6484     [super dealloc];
6485 }
6486
6487 - (void) reloadData {
6488     size_t count([[self viewControllers] count]);
6489     for (size_t i(0); i != count; ++i) {
6490         CYViewController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6491         [page reloadData];
6492     }
6493 }
6494
6495 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6496     delegate_ = delegate;
6497 }
6498
6499 - (id) initWithDatabase:(Database *)database {
6500     if ((self = [super init]) != nil) {
6501         database_ = database;
6502     } return self;
6503 }
6504
6505 @end
6506 /* }}} */
6507
6508 /* Cydia:// Protocol {{{ */
6509 @interface CydiaURLProtocol : NSURLProtocol {
6510 }
6511
6512 @end
6513
6514 @implementation CydiaURLProtocol
6515
6516 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6517     NSURL *url([request URL]);
6518     if (url == nil)
6519         return NO;
6520     NSString *scheme([[url scheme] lowercaseString]);
6521     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6522         return NO;
6523     return YES;
6524 }
6525
6526 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6527     return request;
6528 }
6529
6530 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6531     id<NSURLProtocolClient> client([self client]);
6532     if (icon == nil)
6533         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6534     else {
6535         NSData *data(UIImagePNGRepresentation(icon));
6536
6537         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6538         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6539         [client URLProtocol:self didLoadData:data];
6540         [client URLProtocolDidFinishLoading:self];
6541     }
6542 }
6543
6544 - (void) startLoading {
6545     id<NSURLProtocolClient> client([self client]);
6546     NSURLRequest *request([self request]);
6547
6548     NSURL *url([request URL]);
6549     NSString *href([url absoluteString]);
6550
6551     NSString *path([href substringFromIndex:8]);
6552     NSRange slash([path rangeOfString:@"/"]);
6553
6554     NSString *command;
6555     if (slash.location == NSNotFound) {
6556         command = path;
6557         path = nil;
6558     } else {
6559         command = [path substringToIndex:slash.location];
6560         path = [path substringFromIndex:(slash.location + 1)];
6561     }
6562
6563     Database *database([Database sharedInstance]);
6564
6565     if ([command isEqualToString:@"package-icon"]) {
6566         if (path == nil)
6567             goto fail;
6568         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6569         Package *package([database packageWithName:path]);
6570         if (package == nil)
6571             goto fail;
6572         UIImage *icon([package icon]);
6573         [self _returnPNGWithImage:icon forRequest:request];
6574     } else if ([command isEqualToString:@"source-icon"]) {
6575         if (path == nil)
6576             goto fail;
6577         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6578         NSString *source(Simplify(path));
6579         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6580         if (icon == nil)
6581             icon = [UIImage applicationImageNamed:@"unknown.png"];
6582         [self _returnPNGWithImage:icon forRequest:request];
6583     } else if ([command isEqualToString:@"uikit-image"]) {
6584         if (path == nil)
6585             goto fail;
6586         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6587         UIImage *icon(_UIImageWithName(path));
6588         [self _returnPNGWithImage:icon forRequest:request];
6589     } else if ([command isEqualToString:@"section-icon"]) {
6590         if (path == nil)
6591             goto fail;
6592         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6593         NSString *section(Simplify(path));
6594         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6595         if (icon == nil)
6596             icon = [UIImage applicationImageNamed:@"unknown.png"];
6597         [self _returnPNGWithImage:icon forRequest:request];
6598     } else fail: {
6599         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6600     }
6601 }
6602
6603 - (void) stopLoading {
6604 }
6605
6606 @end
6607 /* }}} */
6608
6609 /* Section Controller {{{ */
6610 @interface SectionController : FilteredPackageController {
6611 }
6612
6613 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6614
6615 @end
6616
6617 @implementation SectionController
6618
6619 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6620     NSString *title;
6621
6622     if (name == nil) {
6623         title = UCLocalize("ALL_PACKAGES");
6624     } else if (![name isEqual:@""]) {
6625         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6626     } else {
6627         title = UCLocalize("NO_SECTION");
6628     }
6629
6630     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6631     } return self;
6632 }
6633
6634 @end
6635 /* }}} */
6636 /* Sections Controller {{{ */
6637 @interface SectionsController : CYViewController <
6638     UITableViewDataSource,
6639     UITableViewDelegate
6640 > {
6641     _transient Database *database_;
6642     NSMutableArray *sections_;
6643     NSMutableArray *filtered_;
6644     UITableView *list_;
6645     BOOL editing_;
6646 }
6647
6648 - (id) initWithDatabase:(Database *)database;
6649 - (void) reloadData;
6650 - (void) resetView;
6651
6652 - (void) editButtonClicked;
6653
6654 @end
6655
6656 @implementation SectionsController
6657
6658 - (void) dealloc {
6659     [list_ setDataSource:nil];
6660     [list_ setDelegate:nil];
6661
6662     [sections_ release];
6663     [filtered_ release];
6664     [list_ release];
6665     [super dealloc];
6666 }
6667
6668 - (void) updateNavigationItem {
6669     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
6670     if ([sections_ count] == 0) {
6671         [[self navigationItem] setRightBarButtonItem:nil];
6672     } else {
6673         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
6674             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
6675             target:self
6676             action:@selector(editButtonClicked)
6677         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
6678     }
6679 }
6680
6681 - (void) setEditing:(BOOL)editing {
6682     if ((editing_ = editing))
6683         [list_ reloadData];
6684     else
6685         [delegate_ updateData];
6686
6687     [self updateNavigationItem];
6688 }
6689
6690 - (void) viewDidAppear:(BOOL)animated {
6691     [super viewDidAppear:animated];
6692     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6693 }
6694
6695 - (void) viewWillDisappear:(BOOL)animated {
6696     [super viewWillDisappear:animated];
6697     if (editing_) [self setEditing:NO];
6698 }
6699
6700 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
6701     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
6702     return section;
6703 }
6704
6705 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6706     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6707 }
6708
6709 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6710     return 45.0f;
6711 }*/
6712
6713 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6714     static NSString *reuseIdentifier = @"SectionCell";
6715
6716     SectionCell *cell = (SectionCell *) [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6717     if (cell == nil)
6718         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6719
6720     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
6721
6722     return cell;
6723 }
6724
6725 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
6726     if (editing_)
6727         return;
6728
6729     Section *section = [self sectionAtIndexPath:indexPath];
6730
6731     SectionController *controller = [[[SectionController alloc]
6732         initWithDatabase:database_
6733         section:[section name]
6734     ] autorelease];
6735     [controller setDelegate:delegate_];
6736
6737     [[self navigationController] pushViewController:controller animated:YES];
6738 }
6739
6740 - (id) initWithDatabase:(Database *)database {
6741     if ((self = [super init]) != nil) {
6742         database_ = database;
6743
6744         [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
6745
6746         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6747         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6748
6749         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
6750         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6751         [list_ setRowHeight:45.0f];
6752         [[self view] addSubview:list_];
6753
6754         [list_ setDataSource:self];
6755         [list_ setDelegate:self];
6756
6757         [self reloadData];
6758     } return self;
6759 }
6760
6761 - (void) reloadData {
6762     NSArray *packages = [database_ packages];
6763
6764     [sections_ removeAllObjects];
6765     [filtered_ removeAllObjects];
6766
6767     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6768
6769     _trace();
6770     for (Package *package in packages) {
6771         NSString *name([package section]);
6772         NSString *key(name == nil ? @"" : name);
6773
6774         Section *section;
6775
6776         _profile(SectionsView$reloadData$Section)
6777             section = [sections objectForKey:key];
6778             if (section == nil) {
6779                 _profile(SectionsView$reloadData$Section$Allocate)
6780                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6781                     [sections setObject:section forKey:key];
6782                 _end
6783             }
6784         _end
6785
6786         [section addToCount];
6787
6788         _profile(SectionsView$reloadData$Filter)
6789             if (![package valid] || ![package visible])
6790                 continue;
6791         _end
6792
6793         [section addToRow];
6794     }
6795     _trace();
6796
6797     [sections_ addObjectsFromArray:[sections allValues]];
6798
6799     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6800
6801     for (Section *section in sections_) {
6802         size_t count([section row]);
6803         if (count == 0)
6804             continue;
6805
6806         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6807         [section setCount:count];
6808         [filtered_ addObject:section];
6809     }
6810
6811     [self updateNavigationItem];
6812     [list_ reloadData];
6813     _trace();
6814 }
6815
6816 - (void) resetView {
6817     if (editing_)
6818         [self editButtonClicked];
6819 }
6820
6821 - (void)editButtonClicked {
6822     [self setEditing:!editing_];
6823 }
6824
6825 @end
6826 /* }}} */
6827
6828 /* Changes Controller {{{ */
6829 @interface ChangesController : CYViewController <
6830     UITableViewDataSource,
6831     UITableViewDelegate
6832 > {
6833     _transient Database *database_;
6834     unsigned era_;
6835     CFMutableArrayRef packages_;
6836     NSMutableArray *sections_;
6837     UITableView *list_;
6838     unsigned upgrades_;
6839     BOOL hasSentFirstLoad_;
6840 }
6841
6842 - (id) initWithDatabase:(Database *)database;
6843
6844 @end
6845
6846 @implementation ChangesController
6847
6848 - (void) dealloc {
6849     [list_ setDelegate:nil];
6850     [list_ setDataSource:nil];
6851
6852     CFRelease(packages_);
6853
6854     [sections_ release];
6855     [list_ release];
6856     [super dealloc];
6857 }
6858
6859 - (void) viewDidAppear:(BOOL)animated {
6860     [super viewDidAppear:animated];
6861     if (!hasSentFirstLoad_) {
6862         hasSentFirstLoad_ = YES;
6863         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
6864     } else {
6865         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6866     }
6867 }
6868
6869 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6870     NSInteger count([sections_ count]);
6871     return count == 0 ? 1 : count;
6872 }
6873
6874 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6875     if ([sections_ count] == 0)
6876         return nil;
6877     return [[sections_ objectAtIndex:section] name];
6878 }
6879
6880 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6881     if ([sections_ count] == 0)
6882         return 0;
6883     return [[sections_ objectAtIndex:section] count];
6884 }
6885
6886 - (Package *) packageAtIndex:(NSUInteger)index {
6887     return (Package *) CFArrayGetValueAtIndex(packages_, index);
6888 }
6889
6890 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6891 @synchronized (database_) {
6892     if ([database_ era] != era_)
6893         return nil;
6894
6895     NSUInteger sectionIndex([path section]);
6896     if (sectionIndex >= [sections_ count])
6897         return nil;
6898     Section *section([sections_ objectAtIndex:sectionIndex]);
6899     NSInteger row([path row]);
6900     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
6901 } }
6902
6903 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6904     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6905     if (cell == nil)
6906         cell = [[[PackageCell alloc] init] autorelease];
6907     [cell setPackage:[self packageAtIndexPath:path]];
6908     return cell;
6909 }
6910
6911 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
6912     Package *package([self packageAtIndexPath:path]);
6913     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_] autorelease]);
6914     [view setDelegate:delegate_];
6915     [view setPackage:package];
6916     [[self navigationController] pushViewController:view animated:YES];
6917     return path;
6918 }
6919
6920 - (void) refreshButtonClicked {
6921     [delegate_ beginUpdate];
6922     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
6923 }
6924
6925 - (void) upgradeButtonClicked {
6926     [delegate_ distUpgrade];
6927 }
6928
6929 - (NSString *) title { return UCLocalize("CHANGES"); }
6930
6931 - (id) initWithDatabase:(Database *)database {
6932     if ((self = [super init]) != nil) {
6933         database_ = database;
6934         [[self navigationItem] setTitle:UCLocalize("CHANGES")];
6935
6936         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
6937         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6938
6939         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6940         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6941         [list_ setRowHeight:73];
6942         [[self view] addSubview:list_];
6943
6944         [list_ setDataSource:self];
6945         [list_ setDelegate:self];
6946     } return self;
6947 }
6948
6949 - (void) _reloadPackages:(NSArray *)packages {
6950     CFRelease(packages_);
6951     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
6952
6953     _trace();
6954     _profile(ChangesController$_reloadPackages$Filter)
6955         for (Package *package in packages)
6956             if ([package upgradableAndEssential:YES] || [package visible])
6957                 CFArrayAppendValue(packages_, package);
6958     _end
6959     _trace();
6960     _profile(ChangesController$_reloadPackages$radixSort)
6961         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
6962     _end
6963     _trace();
6964 }
6965
6966 - (void) reloadData {
6967 @synchronized (database_) {
6968     era_ = [database_ era];
6969     NSArray *packages = [database_ packages];
6970
6971     [sections_ removeAllObjects];
6972
6973 #if 1
6974     UIProgressHUD *hud([delegate_ addProgressHUD]);
6975     [hud setText:UCLocalize("LOADING")];
6976     //NSLog(@"HUD:%@::%@", delegate_, hud);
6977     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
6978     [delegate_ removeProgressHUD:hud];
6979 #else
6980     [self _reloadPackages:packages];
6981 #endif
6982
6983     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6984     Section *ignored = nil;
6985     Section *section = nil;
6986     time_t last = 0;
6987
6988     upgrades_ = 0;
6989     bool unseens = false;
6990
6991     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6992
6993     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
6994         Package *package = [self packageAtIndex:offset];
6995
6996         BOOL uae = [package upgradableAndEssential:YES];
6997
6998         if (!uae) {
6999             unseens = true;
7000             time_t seen([package seen]);
7001
7002             if (section == nil || last != seen) {
7003                 last = seen;
7004
7005                 NSString *name;
7006                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7007                 [name autorelease];
7008
7009                 _profile(ChangesController$reloadData$Allocate)
7010                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7011                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7012                     [sections_ addObject:section];
7013                 _end
7014             }
7015
7016             [section addToCount];
7017         } else if ([package ignored]) {
7018             if (ignored == nil) {
7019                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7020             }
7021             [ignored addToCount];
7022         } else {
7023             ++upgrades_;
7024             [upgradable addToCount];
7025         }
7026     }
7027     _trace();
7028
7029     CFRelease(formatter);
7030
7031     if (unseens) {
7032         Section *last = [sections_ lastObject];
7033         size_t count = [last count];
7034         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7035         [sections_ removeLastObject];
7036     }
7037
7038     if ([ignored count] != 0)
7039         [sections_ insertObject:ignored atIndex:0];
7040     if (upgrades_ != 0)
7041         [sections_ insertObject:upgradable atIndex:0];
7042
7043     [list_ reloadData];
7044
7045     if (upgrades_ > 0)
7046         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7047             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7048             style:UIBarButtonItemStylePlain
7049             target:self
7050             action:@selector(upgradeButtonClicked)
7051         ] autorelease]];
7052
7053     if (![delegate_ updating])
7054         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7055             initWithTitle:UCLocalize("REFRESH")
7056             style:UIBarButtonItemStylePlain
7057             target:self
7058             action:@selector(refreshButtonClicked)
7059         ] autorelease]];
7060
7061     PrintTimes();
7062 } }
7063
7064 @end
7065 /* }}} */
7066 /* Search Controller {{{ */
7067 @interface SearchController : FilteredPackageController <
7068     UISearchBarDelegate
7069 > {
7070     UISearchBar *search_;
7071 }
7072
7073 - (id) initWithDatabase:(Database *)database;
7074 - (void) setSearchTerm:(NSString *)term;
7075 - (void) reloadData;
7076
7077 @end
7078
7079 @implementation SearchController
7080
7081 - (void) dealloc {
7082     [search_ release];
7083     [super dealloc];
7084 }
7085
7086 - (void) setSearchTerm:(NSString *)searchTerm {
7087     [search_ setText:searchTerm];
7088 }
7089
7090 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7091     [packages_ setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7092     [search_ resignFirstResponder];
7093     [self reloadData];
7094 }
7095
7096 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7097     [packages_ setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7098     [self reloadData];
7099 }
7100
7101 - (id) initWithDatabase:(Database *)database {
7102     return [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil];
7103 }
7104
7105 - (void)viewDidAppear:(BOOL)animated {
7106     [super viewDidAppear:animated];
7107     if (!search_) {
7108         search_ = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7109         [search_ layoutSubviews];
7110         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7111
7112         UITextField *textField;
7113         if ([search_ respondsToSelector:@selector(searchField)])
7114             textField = [search_ searchField];
7115         else
7116             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7117
7118         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7119         [search_ setDelegate:self];
7120         [textField setEnablesReturnKeyAutomatically:NO];
7121         [[self navigationItem] setTitleView:textField];
7122     }
7123 }
7124
7125 - (void) _reloadData {
7126 }
7127
7128 - (void) reloadData {
7129     _profile(SearchController$reloadData)
7130         [packages_ reloadData];
7131     _end
7132     PrintTimes();
7133     [packages_ resetCursor];
7134 }
7135
7136 - (void) didSelectPackage:(Package *)package {
7137     [search_ resignFirstResponder];
7138     [super didSelectPackage:package];
7139 }
7140
7141 @end
7142 /* }}} */
7143 /* Package Settings Controller {{{ */
7144 @interface PackageSettingsController : CYViewController <
7145     UITableViewDataSource,
7146     UITableViewDelegate
7147 > {
7148     _transient Database *database_;
7149     NSString *name_;
7150     Package *package_;
7151     UITableView *table_;
7152     UISwitch *subscribedSwitch_;
7153     UISwitch *ignoredSwitch_;
7154     UITableViewCell *subscribedCell_;
7155     UITableViewCell *ignoredCell_;
7156 }
7157
7158 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7159
7160 @end
7161
7162 @implementation PackageSettingsController
7163
7164 - (void) dealloc {
7165     [name_ release];
7166     if (package_ != nil)
7167         [package_ release];
7168     [table_ release];
7169     [subscribedSwitch_ release];
7170     [ignoredSwitch_ release];
7171     [subscribedCell_ release];
7172     [ignoredCell_ release];
7173
7174     [super dealloc];
7175 }
7176
7177 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7178     if (package_ == nil)
7179         return 0;
7180
7181     return 1;
7182 }
7183
7184 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7185     if (package_ == nil)
7186         return 0;
7187
7188     return 2;
7189 }
7190
7191 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7192     return UCLocalize("CHANGE_PACKAGE_SETTINGS");
7193 }
7194
7195 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7196     return UCLocalize("SHOW_ALL_CHANGES_EX");
7197 }
7198
7199 - (void) onSubscribed:(id)control {
7200     bool value([control isOn]);
7201     if (package_ == nil)
7202         return;
7203     if ([package_ setSubscribed:value])
7204         [delegate_ updateData];
7205 }
7206
7207 - (void) onIgnored:(id)control {
7208     // TODO: set Held state - possibly call out to dpkg, etc.
7209 }
7210
7211 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7212     if (package_ == nil)
7213         return nil;
7214
7215     switch ([indexPath row]) {
7216         case 0: return subscribedCell_;
7217         case 1: return ignoredCell_;
7218
7219         _nodefault
7220     }
7221
7222     return nil;
7223 }
7224
7225 - (NSString *) title { return UCLocalize("SETTINGS"); }
7226
7227 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7228     if ((self = [super init])) {
7229         database_ = database;
7230         name_ = [package retain];
7231
7232         [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7233
7234         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7235         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7236         [[self view] addSubview:table_];
7237
7238         subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7239         [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7240         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7241
7242         ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7243         [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7244         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7245         // Disable this switch, since it only reflects (not modifies) the ignored state.
7246         [ignoredSwitch_ setUserInteractionEnabled:NO];
7247
7248         subscribedCell_ = [[UITableViewCell alloc] init];
7249         [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7250         [subscribedCell_ setAccessoryView:subscribedSwitch_];
7251         [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7252
7253         ignoredCell_ = [[UITableViewCell alloc] init];
7254         [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7255         [ignoredCell_ setAccessoryView:ignoredSwitch_];
7256         [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7257         // FIXME: Ignored state is not saved.
7258         [ignoredCell_ setUserInteractionEnabled:NO];
7259
7260         [table_ setDataSource:self];
7261         [table_ setDelegate:self];
7262         [self reloadData];
7263     } return self;
7264 }
7265
7266 - (void) reloadData {
7267     if (package_ != nil)
7268         [package_ autorelease];
7269     package_ = [database_ packageWithName:name_];
7270     if (package_ != nil) {
7271         [package_ retain];
7272         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7273         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7274     }
7275
7276     [table_ reloadData];
7277 }
7278
7279 @end
7280 /* }}} */
7281 /* Signature Controller {{{ */
7282 @interface SignatureController : CYBrowserController {
7283     _transient Database *database_;
7284     NSString *package_;
7285 }
7286
7287 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7288
7289 @end
7290
7291 @implementation SignatureController
7292
7293 - (void) dealloc {
7294     [package_ release];
7295     [super dealloc];
7296 }
7297
7298 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7299     // XXX: dude!
7300     [super webView:view didClearWindowObject:window forFrame:frame];
7301 }
7302
7303 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7304     if ((self = [super init]) != nil) {
7305         database_ = database;
7306         package_ = [package retain];
7307         [self reloadData];
7308     } return self;
7309 }
7310
7311 - (void) reloadData {
7312     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7313 }
7314
7315 @end
7316 /* }}} */
7317
7318 /* Installed Controller {{{ */
7319 @interface InstalledController : FilteredPackageController {
7320     BOOL expert_;
7321 }
7322
7323 - (id) initWithDatabase:(Database *)database;
7324
7325 - (void) updateRoleButton;
7326 - (void) queueStatusDidChange;
7327
7328 @end
7329
7330 @implementation InstalledController
7331
7332 - (void) dealloc {
7333     [super dealloc];
7334 }
7335
7336 - (NSString *) title { return UCLocalize("INSTALLED"); }
7337
7338 - (id) initWithDatabase:(Database *)database {
7339     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7340         [self updateRoleButton];
7341         [self queueStatusDidChange];
7342     } return self;
7343 }
7344
7345 #if !AlwaysReload
7346 - (void) queueButtonClicked {
7347     [delegate_ queue];
7348 }
7349 #endif
7350
7351 - (void) queueStatusDidChange {
7352 #if !AlwaysReload
7353     if (IsWildcat_) {
7354         if (Queuing_) {
7355             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7356                 initWithTitle:UCLocalize("QUEUE")
7357                 style:UIBarButtonItemStyleDone
7358                 target:self
7359                 action:@selector(queueButtonClicked)
7360             ] autorelease]];
7361         } else {
7362             [[self navigationItem] setLeftBarButtonItem:nil];
7363         }
7364     }
7365 #endif
7366 }
7367
7368 - (void) reloadData {
7369     [packages_ reloadData];
7370 }
7371
7372 - (void) updateRoleButton {
7373     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7374         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7375             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7376             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7377             target:self
7378             action:@selector(roleButtonClicked)
7379         ] autorelease]];
7380 }
7381
7382 - (void) roleButtonClicked {
7383     [packages_ setObject:[NSNumber numberWithBool:expert_]];
7384     [packages_ reloadData];
7385     expert_ = !expert_;
7386
7387     [self updateRoleButton];
7388 }
7389
7390 - (void) setDelegate:(id)delegate {
7391     [super setDelegate:delegate];
7392     [packages_ setDelegate:delegate];
7393 }
7394
7395 @end
7396 /* }}} */
7397
7398 /* Source Cell {{{ */
7399 @interface SourceCell : CYTableViewCell <
7400     ContentDelegate
7401 > {
7402     UIImage *icon_;
7403     NSString *origin_;
7404     NSString *label_;
7405 }
7406
7407 - (void) setSource:(Source *)source;
7408
7409 @end
7410
7411 @implementation SourceCell
7412
7413 - (void) clearSource {
7414     [icon_ release];
7415     [origin_ release];
7416     [label_ release];
7417
7418     icon_ = nil;
7419     origin_ = nil;
7420     label_ = nil;
7421 }
7422
7423 - (void) setSource:(Source *)source {
7424     [self clearSource];
7425
7426     if (icon_ == nil)
7427         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7428     if (icon_ == nil)
7429         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7430     icon_ = [icon_ retain];
7431
7432     origin_ = [[source name] retain];
7433     label_ = [[source uri] retain];
7434
7435     [content_ setNeedsDisplay];
7436 }
7437
7438 - (void) dealloc {
7439     [self clearSource];
7440     [super dealloc];
7441 }
7442
7443 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7444     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7445         UIView *content([self contentView]);
7446         CGRect bounds([content bounds]);
7447
7448         content_ = [[ContentView alloc] initWithFrame:bounds];
7449         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7450         [content_ setBackgroundColor:[UIColor whiteColor]];
7451         [content addSubview:content_];
7452
7453         [content_ setDelegate:self];
7454         [content_ setOpaque:YES];
7455     } return self;
7456 }
7457
7458 - (NSString *) accessibilityLabel {
7459     return label_;
7460 }
7461
7462 - (void) drawContentRect:(CGRect)rect {
7463     bool highlighted(highlighted_);
7464     float width(rect.size.width);
7465
7466     if (icon_ != nil)
7467         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7468
7469     if (highlighted)
7470         UISetColor(White_);
7471
7472     if (!highlighted)
7473         UISetColor(Black_);
7474     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7475
7476     if (!highlighted)
7477         UISetColor(Blue_);
7478     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7479 }
7480
7481 @end
7482 /* }}} */
7483 /* Source Controller {{{ */
7484 @interface SourceController : FilteredPackageController {
7485 }
7486
7487 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7488
7489 @end
7490
7491 @implementation SourceController
7492
7493 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7494     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7495     } return self;
7496 }
7497
7498 @end
7499 /* }}} */
7500 /* Sources Controller {{{ */
7501 @interface SourcesController : CYViewController <
7502     UITableViewDataSource,
7503     UITableViewDelegate
7504 > {
7505     _transient Database *database_;
7506     UITableView *list_;
7507     NSMutableArray *sources_;
7508     int offset_;
7509
7510     NSString *href_;
7511     UIProgressHUD *hud_;
7512     NSError *error_;
7513
7514     //NSURLConnection *installer_;
7515     NSURLConnection *trivial_;
7516     NSURLConnection *trivial_bz2_;
7517     NSURLConnection *trivial_gz_;
7518     //NSURLConnection *automatic_;
7519
7520     BOOL cydia_;
7521 }
7522
7523 - (id) initWithDatabase:(Database *)database;
7524
7525 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7526
7527 @end
7528
7529 @implementation SourcesController
7530
7531 - (void) _releaseConnection:(NSURLConnection *)connection {
7532     if (connection != nil) {
7533         [connection cancel];
7534         //[connection setDelegate:nil];
7535         [connection release];
7536     }
7537 }
7538
7539 - (void) dealloc {
7540     if (href_ != nil)
7541         [href_ release];
7542     if (hud_ != nil)
7543         [hud_ release];
7544     if (error_ != nil)
7545         [error_ release];
7546
7547     //[self _releaseConnection:installer_];
7548     [self _releaseConnection:trivial_];
7549     [self _releaseConnection:trivial_gz_];
7550     [self _releaseConnection:trivial_bz2_];
7551     //[self _releaseConnection:automatic_];
7552
7553     [sources_ release];
7554     [list_ release];
7555     [super dealloc];
7556 }
7557
7558 - (void) viewDidAppear:(BOOL)animated {
7559     [super viewDidAppear:animated];
7560     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7561 }
7562
7563 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7564     return offset_ == 0 ? 1 : 2;
7565 }
7566
7567 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7568     switch (section + (offset_ == 0 ? 1 : 0)) {
7569         case 0: return UCLocalize("ENTERED_BY_USER");
7570         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
7571
7572         _nodefault
7573     }
7574 }
7575
7576 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7577     int count = [sources_ count];
7578     switch (section) {
7579         case 0: return (offset_ == 0 ? count : offset_);
7580         case 1: return count - offset_;
7581
7582         _nodefault
7583     }
7584 }
7585
7586 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
7587     unsigned idx = 0;
7588     switch (indexPath.section) {
7589         case 0: idx = indexPath.row; break;
7590         case 1: idx = indexPath.row + offset_; break;
7591
7592         _nodefault
7593     }
7594     return [sources_ objectAtIndex:idx];
7595 }
7596
7597 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7598     static NSString *cellIdentifier = @"SourceCell";
7599
7600     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
7601     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
7602     [cell setSource:[self sourceAtIndexPath:indexPath]];
7603     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
7604
7605     return cell;
7606 }
7607
7608 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7609     Source *source = [self sourceAtIndexPath:indexPath];
7610
7611     SourceController *controller = [[[SourceController alloc]
7612         initWithDatabase:database_
7613         source:source
7614     ] autorelease];
7615
7616     [controller setDelegate:delegate_];
7617
7618     [[self navigationController] pushViewController:controller animated:YES];
7619 }
7620
7621 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
7622     Source *source = [self sourceAtIndexPath:indexPath];
7623     return [source record] != nil;
7624 }
7625
7626 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
7627     Source *source = [self sourceAtIndexPath:indexPath];
7628     [Sources_ removeObjectForKey:[source key]];
7629     [delegate_ syncData];
7630 }
7631
7632 - (void) complete {
7633     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
7634         @"deb", @"Type",
7635         href_, @"URI",
7636         @"./", @"Distribution",
7637     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
7638
7639     [delegate_ syncData];
7640 }
7641
7642 - (NSString *) getWarning {
7643     NSString *href(href_);
7644     NSRange colon([href rangeOfString:@"://"]);
7645     if (colon.location != NSNotFound)
7646         href = [href substringFromIndex:(colon.location + 3)];
7647     href = [href stringByAddingPercentEscapes];
7648     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
7649     href = [href stringByCachingURLWithCurrentCDN];
7650
7651     NSURL *url([NSURL URLWithString:href]);
7652
7653     NSStringEncoding encoding;
7654     NSError *error(nil);
7655
7656     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
7657         return [warning length] == 0 ? nil : warning;
7658     return nil;
7659 }
7660
7661 - (void) _endConnection:(NSURLConnection *)connection {
7662     // XXX: the memory management in this method is horribly awkward
7663
7664     NSURLConnection **field = NULL;
7665     if (connection == trivial_)
7666         field = &trivial_;
7667     else if (connection == trivial_bz2_)
7668         field = &trivial_bz2_;
7669     else if (connection == trivial_gz_)
7670         field = &trivial_gz_;
7671     _assert(field != NULL);
7672     [connection release];
7673     *field = nil;
7674
7675     if (
7676         trivial_ == nil &&
7677         trivial_bz2_ == nil &&
7678         trivial_gz_ == nil
7679     ) {
7680         bool defer(false);
7681
7682         if (cydia_) {
7683             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
7684                 defer = true;
7685
7686                 UIAlertView *alert = [[[UIAlertView alloc]
7687                     initWithTitle:UCLocalize("SOURCE_WARNING")
7688                     message:warning
7689                     delegate:self
7690                     cancelButtonTitle:UCLocalize("CANCEL")
7691                     otherButtonTitles:UCLocalize("ADD_ANYWAY"), nil
7692                 ] autorelease];
7693
7694                 [alert setContext:@"warning"];
7695                 [alert setNumberOfRows:1];
7696                 [alert show];
7697             } else
7698                 [self complete];
7699         } else if (error_ != nil) {
7700             UIAlertView *alert = [[[UIAlertView alloc]
7701                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
7702                 message:[error_ localizedDescription]
7703                 delegate:self
7704                 cancelButtonTitle:UCLocalize("OK")
7705                 otherButtonTitles:nil
7706             ] autorelease];
7707
7708             [alert setContext:@"urlerror"];
7709             [alert show];
7710         } else {
7711             UIAlertView *alert = [[[UIAlertView alloc]
7712                 initWithTitle:UCLocalize("NOT_REPOSITORY")
7713                 message:UCLocalize("NOT_REPOSITORY_EX")
7714                 delegate:self
7715                 cancelButtonTitle:UCLocalize("OK")
7716                 otherButtonTitles:nil
7717             ] autorelease];
7718
7719             [alert setContext:@"trivial"];
7720             [alert show];
7721         }
7722
7723         [delegate_ setStatusBarShowsProgress:NO];
7724         [delegate_ removeProgressHUD:hud_];
7725
7726         [hud_ autorelease];
7727         hud_ = nil;
7728
7729         if (!defer) {
7730             [href_ release];
7731             href_ = nil;
7732         }
7733
7734         if (error_ != nil) {
7735             [error_ release];
7736             error_ = nil;
7737         }
7738     }
7739 }
7740
7741 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
7742     switch ([response statusCode]) {
7743         case 200:
7744             cydia_ = YES;
7745     }
7746 }
7747
7748 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
7749     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
7750     if (error_ != nil)
7751         error_ = [error retain];
7752     [self _endConnection:connection];
7753 }
7754
7755 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
7756     [self _endConnection:connection];
7757 }
7758
7759 - (NSString *) title { return UCLocalize("SOURCES"); }
7760
7761 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
7762     NSMutableURLRequest *request = [NSMutableURLRequest
7763         requestWithURL:[NSURL URLWithString:href]
7764         cachePolicy:NSURLRequestUseProtocolCachePolicy
7765         timeoutInterval:120.0
7766     ];
7767
7768     [request setHTTPMethod:method];
7769
7770     if (Machine_ != NULL)
7771         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
7772     if (UniqueID_ != nil)
7773         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
7774     if (Role_ != nil)
7775         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
7776
7777     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
7778 }
7779
7780 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7781     NSString *context([alert context]);
7782
7783     if ([context isEqualToString:@"source"]) {
7784         switch (button) {
7785             case 1: {
7786                 NSString *href = [[alert textField] text];
7787
7788                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
7789
7790                 if (![href hasSuffix:@"/"])
7791                     href_ = [href stringByAppendingString:@"/"];
7792                 else
7793                     href_ = href;
7794                 href_ = [href_ retain];
7795
7796                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
7797                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
7798                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
7799                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
7800
7801                 cydia_ = false;
7802
7803                 // XXX: this is stupid
7804                 hud_ = [[delegate_ addProgressHUD] retain];
7805                 [hud_ setText:UCLocalize("VERIFYING_URL")];
7806             } break;
7807
7808             case 0:
7809             break;
7810
7811             _nodefault
7812         }
7813
7814         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7815     } else if ([context isEqualToString:@"trivial"])
7816         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7817     else if ([context isEqualToString:@"urlerror"])
7818         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7819     else if ([context isEqualToString:@"warning"]) {
7820         switch (button) {
7821             case 1:
7822                 [self complete];
7823             break;
7824
7825             case 0:
7826             break;
7827
7828             _nodefault
7829         }
7830
7831         [href_ release];
7832         href_ = nil;
7833
7834         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7835     }
7836 }
7837
7838 - (id) initWithDatabase:(Database *)database {
7839     if ((self = [super init]) != nil) {
7840         [[self navigationItem] setTitle:UCLocalize("SOURCES")];
7841         [self updateButtonsForEditingStatus:NO animated:NO];
7842
7843         database_ = database;
7844         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
7845
7846         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7847         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7848         [list_ setRowHeight:56];
7849         [[self view] addSubview:list_];
7850
7851         [list_ setDataSource:self];
7852         [list_ setDelegate:self];
7853
7854         [self reloadData];
7855     } return self;
7856 }
7857
7858 - (void) reloadData {
7859     pkgSourceList list;
7860     if (!list.ReadMainList())
7861         return;
7862
7863     [sources_ removeAllObjects];
7864     [sources_ addObjectsFromArray:[database_ sources]];
7865     _trace();
7866     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
7867     _trace();
7868
7869     int count([sources_ count]);
7870     offset_ = 0;
7871     for (int i = 0; i != count; i++) {
7872         if ([[sources_ objectAtIndex:i] record] == nil)
7873             break;
7874         offset_++;
7875     }
7876
7877     [list_ setEditing:NO];
7878     [self updateButtonsForEditingStatus:NO animated:NO];
7879     [list_ reloadData];
7880 }
7881
7882 - (void) showAddSourcePrompt {
7883     UIAlertView *alert = [[[UIAlertView alloc]
7884         initWithTitle:UCLocalize("ENTER_APT_URL")
7885         message:nil
7886         delegate:self
7887         cancelButtonTitle:UCLocalize("CANCEL")
7888         otherButtonTitles:UCLocalize("ADD_SOURCE"), nil
7889     ] autorelease];
7890
7891     [alert setContext:@"source"];
7892     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
7893
7894     [alert setNumberOfRows:1];
7895     [alert addTextFieldWithValue:@"http://" label:@""];
7896
7897     UITextInputTraits *traits = [[alert textField] textInputTraits];
7898     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7899     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7900     [traits setKeyboardType:UIKeyboardTypeURL];
7901     // XXX: UIReturnKeyDone
7902     [traits setReturnKeyType:UIReturnKeyNext];
7903
7904     [alert show];
7905 }
7906
7907 - (void) addButtonClicked {
7908     [self showAddSourcePrompt];
7909 }
7910
7911 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
7912     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
7913         initWithTitle:UCLocalize("ADD")
7914         style:UIBarButtonItemStylePlain
7915         target:self
7916         action:@selector(addButtonClicked)
7917     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
7918
7919     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7920         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
7921         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7922         target:self
7923         action:@selector(editButtonClicked)
7924     ] autorelease] animated:animated];
7925
7926     if (IsWildcat_ && !editing)
7927         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7928             initWithTitle:UCLocalize("SETTINGS")
7929             style:UIBarButtonItemStylePlain
7930             target:self
7931             action:@selector(settingsButtonClicked)
7932         ] autorelease]];
7933 }
7934
7935 - (void) settingsButtonClicked {
7936     [delegate_ showSettings];
7937 }
7938
7939 - (void) editButtonClicked {
7940     [list_ setEditing:![list_ isEditing] animated:YES];
7941
7942     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
7943 }
7944
7945 @end
7946 /* }}} */
7947
7948 /* Settings Controller {{{ */
7949 @interface SettingsController : CYViewController <
7950     UITableViewDataSource,
7951     UITableViewDelegate
7952 > {
7953     _transient Database *database_;
7954     // XXX: ok, "roledelegate_"?...
7955     _transient id roledelegate_;
7956     UITableView *table_;
7957     UISegmentedControl *segment_;
7958     UIView *container_;
7959 }
7960
7961 - (void) showDoneButton;
7962 - (void) resizeSegmentedControl;
7963
7964 @end
7965
7966 @implementation SettingsController
7967 - (void) dealloc {
7968     [table_ release];
7969     [segment_ release];
7970     [container_ release];
7971
7972     [super dealloc];
7973 }
7974
7975 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7976     if ((self = [super init])) {
7977         database_ = database;
7978         roledelegate_ = delegate;
7979
7980         [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
7981
7982         NSArray *items = [NSArray arrayWithObjects:
7983             UCLocalize("USER"),
7984             UCLocalize("HACKER"),
7985             UCLocalize("DEVELOPER"),
7986         nil];
7987         segment_ = [[UISegmentedControl alloc] initWithItems:items];
7988         container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
7989         [container_ addSubview:segment_];
7990
7991         int index = -1;
7992         if ([Role_ isEqualToString:@"User"]) index = 0;
7993         if ([Role_ isEqualToString:@"Hacker"]) index = 1;
7994         if ([Role_ isEqualToString:@"Developer"]) index = 2;
7995         if (index != -1) {
7996             [segment_ setSelectedSegmentIndex:index];
7997             [self showDoneButton];
7998         }
7999
8000         [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8001         [self resizeSegmentedControl];
8002
8003         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8004         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8005         [table_ setDelegate:self];
8006         [table_ setDataSource:self];
8007         [[self view] addSubview:table_];
8008         [table_ reloadData];
8009     } return self;
8010 }
8011
8012 - (void) resizeSegmentedControl {
8013     CGFloat width = [[self view] frame].size.width;
8014     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8015 }
8016
8017 - (void) viewWillAppear:(BOOL)animated {
8018     [super viewWillAppear:animated];
8019
8020     [self resizeSegmentedControl];
8021 }
8022
8023 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8024     [self resizeSegmentedControl];
8025 }
8026
8027 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8028     [self resizeSegmentedControl];
8029 }
8030
8031 - (void) save {
8032     NSString *role(nil);
8033
8034     switch ([segment_ selectedSegmentIndex]) {
8035         case 0: role = @"User"; break;
8036         case 1: role = @"Hacker"; break;
8037         case 2: role = @"Developer"; break;
8038
8039         _nodefault
8040     }
8041
8042     if (![role isEqualToString:Role_]) {
8043         bool rolling(Role_ == nil);
8044         Role_ = role;
8045
8046         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8047             Role_, @"Role",
8048         nil];
8049
8050         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8051         Changed_ = true;
8052
8053         if (rolling)
8054             [roledelegate_ loadData];
8055         else
8056             [roledelegate_ updateData];
8057     }
8058 }
8059
8060 - (void) segmentChanged:(UISegmentedControl *)control {
8061     [self showDoneButton];
8062 }
8063
8064 - (void) saveAndClose {
8065     [self save];
8066
8067     [[self navigationItem] setRightBarButtonItem:nil];
8068     [[self navigationController] dismissModalViewControllerAnimated:YES];
8069 }
8070
8071 - (void) doneButtonClicked {
8072     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8073     [spinner startAnimating];
8074     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8075     [[self navigationItem] setRightBarButtonItem:spinItem];
8076
8077     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8078 }
8079
8080 - (void) showDoneButton {
8081     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8082         initWithTitle:UCLocalize("DONE")
8083         style:UIBarButtonItemStyleDone
8084         target:self
8085         action:@selector(doneButtonClicked)
8086     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8087 }
8088
8089 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8090     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8091     return 6;
8092 }
8093
8094 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8095     return 0; // :(
8096 }
8097
8098 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8099     return nil; // This method is required by the protocol.
8100 }
8101
8102 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8103     if (section == 1)
8104         return UCLocalize("ROLE_EX");
8105     if (section == 4)
8106         return [NSString stringWithFormat:
8107             @"%@: %@\n%@: %@\n%@: %@",
8108             UCLocalize("USER"), UCLocalize("USER_EX"),
8109             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8110             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8111         ];
8112     else return nil;
8113 }
8114
8115 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8116     return section == 3 ? 44.0f : 0;
8117 }
8118
8119 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8120     return section == 3 ? container_ : nil;
8121 }
8122
8123 @end
8124 /* }}} */
8125 /* Stash Controller {{{ */
8126 @interface StashController : CYViewController {
8127     // XXX: just delete these things
8128     _transient UIActivityIndicatorView *spinner_;
8129     _transient UILabel *status_;
8130     _transient UILabel *caption_;
8131 }
8132 @end
8133
8134 @implementation StashController
8135 - (id) init {
8136     if ((self = [super init])) {
8137         [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8138
8139         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8140         CGRect spinrect = [spinner_ frame];
8141         spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8142         spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8143         [spinner_ setFrame:spinrect];
8144         [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8145         [[self view] addSubview:spinner_];
8146         [spinner_ startAnimating];
8147
8148         CGRect captrect;
8149         captrect.size.width = [[self view] frame].size.width;
8150         captrect.size.height = 40.0f;
8151         captrect.origin.x = 0;
8152         captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8153         caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8154         [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8155         [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8156         [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8157         [caption_ setTextColor:[UIColor whiteColor]];
8158         [caption_ setBackgroundColor:[UIColor clearColor]];
8159         [caption_ setShadowColor:[UIColor blackColor]];
8160         [caption_ setTextAlignment:UITextAlignmentCenter];
8161         [[self view] addSubview:caption_];
8162
8163         CGRect statusrect;
8164         statusrect.size.width = [[self view] frame].size.width;
8165         statusrect.size.height = 30.0f;
8166         statusrect.origin.x = 0;
8167         statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8168         status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8169         [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8170         [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8171         [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8172         [status_ setTextColor:[UIColor whiteColor]];
8173         [status_ setBackgroundColor:[UIColor clearColor]];
8174         [status_ setShadowColor:[UIColor blackColor]];
8175         [status_ setTextAlignment:UITextAlignmentCenter];
8176         [[self view] addSubview:status_];
8177     } return self;
8178 }
8179
8180 @end
8181 /* }}} */
8182
8183 @interface Cydia : UIApplication <
8184     ConfirmationControllerDelegate,
8185     ProgressControllerDelegate,
8186     CydiaDelegate,
8187     UINavigationControllerDelegate,
8188     UITabBarControllerDelegate
8189 > {
8190     // XXX: evaluate all fields for _transient
8191
8192     UIWindow *window_;
8193     CYTabBarController *tabbar_;
8194
8195     NSMutableArray *essential_;
8196     NSMutableArray *broken_;
8197
8198     Database *database_;
8199
8200     NSURL *starturl_;
8201
8202     unsigned locked_;
8203     unsigned activity_;
8204
8205     StashController *stash_;
8206
8207     bool loaded_;
8208 }
8209
8210 - (void) loadData;
8211
8212 @end
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 // Navigation controller for the queuing badge.
8277 - (CYNavigationController *) queueNavigationController {
8278     NSArray *controllers = [tabbar_ viewControllers];
8279     return [controllers objectAtIndex:3];
8280 }
8281
8282 - (void) _updateData {
8283     [self _saveConfig];
8284
8285     [tabbar_ reloadData];
8286
8287     CYNavigationController *navigation = [self queueNavigationController];
8288
8289     id queuedelegate = nil;
8290     if ([[navigation viewControllers] count] > 0)
8291         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8292
8293     [queuedelegate queueStatusDidChange];
8294     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8295 }
8296
8297 - (void) _refreshIfPossible {
8298     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8299
8300     bool recently = false;
8301     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8302     if (update != nil) {
8303         NSTimeInterval interval([update timeIntervalSinceNow]);
8304         if (interval <= 0 && interval > -(15*60))
8305             recently = true;
8306     }
8307
8308     // Don't automatic refresh if:
8309     //  - We already refreshed recently.
8310     //  - We already auto-refreshed this launch.
8311     //  - Auto-refresh is disabled.
8312     if (recently || loaded_ || ManualRefresh) {
8313         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8314
8315         // If we are cancelling due to ManualRefresh or a recent refresh
8316         // we need to make sure it knows it's already loaded.
8317         loaded_ = true;
8318         return;
8319     } else {
8320         // We are going to load, so remember that.
8321         loaded_ = true;
8322     }
8323
8324     SCNetworkReachabilityFlags flags; {
8325         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8326         SCNetworkReachabilityGetFlags(reachability, &flags);
8327         CFRelease(reachability);
8328     }
8329
8330     // XXX: this elaborate mess is what Apple is using to determine this? :(
8331     // XXX: do we care if the user has to intervene? maybe that's ok?
8332     bool reachable(
8333         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8334             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8335                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8336                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8337             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8338             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8339         )
8340     );
8341
8342     // If we can reach the server, auto-refresh!
8343     if (reachable)
8344         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8345
8346     [pool release];
8347 }
8348
8349 - (void) refreshIfPossible {
8350     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8351 }
8352
8353 - (void) _reloadData {
8354     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8355     [hud setText:UCLocalize("RELOADING_DATA")];
8356
8357     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8358
8359     if (hud != nil)
8360         [self removeProgressHUD:hud];
8361
8362     size_t changes(0);
8363
8364     [essential_ removeAllObjects];
8365     [broken_ removeAllObjects];
8366
8367     NSArray *packages([database_ packages]);
8368     for (Package *package in packages) {
8369         if ([package half])
8370             [broken_ addObject:package];
8371         if ([package upgradableAndEssential:NO]) {
8372             if ([package essential])
8373                 [essential_ addObject:package];
8374             ++changes;
8375         }
8376     }
8377
8378     NSLog(@"changes:#%u", changes);
8379
8380     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8381     if (changes != 0) {
8382         _trace();
8383         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8384         [changesItem setBadgeValue:badge];
8385         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8386         [self setApplicationIconBadgeNumber:changes];
8387     } else {
8388         _trace();
8389         [changesItem setBadgeValue:nil];
8390         [changesItem setAnimatedBadge:NO];
8391         [self setApplicationIconBadgeNumber:0];
8392     }
8393
8394     [self _updateData];
8395
8396     [self refreshIfPossible];
8397 }
8398
8399 - (void) updateData {
8400     [self _updateData];
8401 }
8402
8403 - (void) update_ {
8404     [database_ update];
8405 }
8406
8407 - (void) syncData {
8408     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8409     _assert(file != NULL);
8410
8411     for (NSString *key in [Sources_ allKeys]) {
8412         NSDictionary *source([Sources_ objectForKey:key]);
8413
8414         fprintf(file, "%s %s %s\n",
8415             [[source objectForKey:@"Type"] UTF8String],
8416             [[source objectForKey:@"URI"] UTF8String],
8417             [[source objectForKey:@"Distribution"] UTF8String]
8418         );
8419     }
8420
8421     fclose(file);
8422
8423     [self _saveConfig];
8424
8425     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8426     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8427     if (IsWildcat_)
8428         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8429     [tabbar_ presentModalViewController:navigation animated:YES];
8430
8431     [progress
8432         detachNewThreadSelector:@selector(update_)
8433         toTarget:self
8434         withObject:nil
8435         title:UCLocalize("UPDATING_SOURCES")
8436     ];
8437 }
8438
8439 - (void) reloadData {
8440     @synchronized (self) {
8441         [self _reloadData];
8442     }
8443 }
8444
8445 - (void) resolve {
8446     pkgProblemResolver *resolver = [database_ resolver];
8447
8448     resolver->InstallProtect();
8449     if (!resolver->Resolve(true))
8450         _error->Discard();
8451 }
8452
8453 - (bool) perform {
8454     if (![database_ prepare])
8455         return false;
8456
8457     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8458     [page setDelegate:self];
8459     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8460     [confirm_ setDelegate:self];
8461
8462     if (IsWildcat_)
8463         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8464     [tabbar_ presentModalViewController:confirm_ animated:YES];
8465
8466     return true;
8467 }
8468
8469 - (void) queue {
8470     @synchronized (self) {
8471         [self perform];
8472     }
8473 }
8474
8475 - (void) clearPackage:(Package *)package {
8476     @synchronized (self) {
8477         [package clear];
8478         [self resolve];
8479         [self perform];
8480     }
8481 }
8482
8483 - (void) installPackages:(NSArray *)packages {
8484     @synchronized (self) {
8485         for (Package *package in packages)
8486             [package install];
8487         [self resolve];
8488         [self perform];
8489     }
8490 }
8491
8492 - (void) installPackage:(Package *)package {
8493     @synchronized (self) {
8494         [package install];
8495         [self resolve];
8496         [self perform];
8497     }
8498 }
8499
8500 - (void) removePackage:(Package *)package {
8501     @synchronized (self) {
8502         [package remove];
8503         [self resolve];
8504         [self perform];
8505     }
8506 }
8507
8508 - (void) distUpgrade {
8509     @synchronized (self) {
8510         if (![database_ upgrade])
8511             return;
8512         [self perform];
8513     }
8514 }
8515
8516 - (void) complete {
8517     @synchronized (self) {
8518         [self _reloadData];
8519     }
8520 }
8521
8522 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8523     Queuing_ = false;
8524
8525     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8526
8527     if (navigation != nil) {
8528         [navigation pushViewController:progress animated:YES];
8529     } else {
8530         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8531         if (IsWildcat_)
8532             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8533         [tabbar_ presentModalViewController:navigation animated:YES];
8534     }
8535
8536     [progress
8537         detachNewThreadSelector:@selector(perform)
8538         toTarget:database_
8539         withObject:nil
8540         title:UCLocalize("RUNNING")
8541     ];
8542
8543     ++locked_;
8544 }
8545
8546 - (void) progressControllerIsComplete:(ProgressController *)progress {
8547     --locked_;
8548     [self complete];
8549 }
8550
8551 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
8552     CYNavigationController *controller = (CYNavigationController *) viewController;
8553
8554     if ([[controller viewControllers] count] == 0) {
8555         int index = [[tabbar_ viewControllers] indexOfObjectIdenticalTo:controller];
8556         CYViewController *root = nil;
8557
8558         if (index == 0)
8559             root = [[[HomeController alloc] init] autorelease];
8560         else if (index == 1)
8561             root = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
8562         else if (index == 2)
8563             root = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
8564
8565         if (IsWildcat_) {
8566             if (index == 3)
8567                 root = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8568             else if (index == 4)
8569                 root = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8570             else if (index == 5)
8571                 root = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8572         } else {
8573             if (index == 3)
8574                 root = [[[ManageController alloc] init] autorelease];
8575             else if (index == 4)
8576                 root = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8577         }
8578
8579         [root setDelegate:self];
8580
8581         if (root != nil)
8582             [controller setViewControllers:[NSArray arrayWithObject:root]];
8583     }
8584 }
8585
8586 - (void) showSettings {
8587     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8588     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8589     if (IsWildcat_)
8590         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8591     [tabbar_ presentModalViewController:nav animated:YES];
8592 }
8593
8594 - (void) retainNetworkActivityIndicator {
8595     if (activity_++ == 0)
8596         [self setNetworkActivityIndicatorVisible:YES];
8597 }
8598
8599 - (void) releaseNetworkActivityIndicator {
8600     if (--activity_ == 0)
8601         [self setNetworkActivityIndicatorVisible:NO];
8602 }
8603
8604 - (void) setPackageController:(CYPackageController *)view {
8605     WebThreadLock();
8606     [view setPackage:nil];
8607     WebThreadUnlock();
8608 }
8609
8610 - (void) cancelAndClear:(bool)clear {
8611     @synchronized (self) {
8612         if (clear) {
8613             [database_ clear];
8614             Queuing_ = false;
8615         } else {
8616             Queuing_ = true;
8617         }
8618
8619         [self _updateData];
8620     }
8621 }
8622
8623 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8624     NSString *context([alert context]);
8625
8626     if ([context isEqualToString:@"fixhalf"]) {
8627         if (button == [alert firstOtherButtonIndex]) {
8628             @synchronized (self) {
8629                 for (Package *broken in broken_) {
8630                     [broken remove];
8631
8632                     NSString *id = [broken id];
8633                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8634                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8635                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8636                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8637                 }
8638
8639                 [self resolve];
8640                 [self perform];
8641             }
8642         } else if (button == [alert cancelButtonIndex]) {
8643             [broken_ removeAllObjects];
8644             [self _loaded];
8645         }
8646
8647         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8648     } else if ([context isEqualToString:@"upgrade"]) {
8649         if (button == [alert firstOtherButtonIndex]) {
8650             @synchronized (self) {
8651                 for (Package *essential in essential_)
8652                     [essential install];
8653
8654                 [self resolve];
8655                 [self perform];
8656             }
8657         } else if (button == [alert firstOtherButtonIndex] + 1) {
8658             [self distUpgrade];
8659         } else if (button == [alert cancelButtonIndex]) {
8660             Ignored_ = YES;
8661         }
8662
8663         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8664     }
8665 }
8666
8667 - (void) system:(NSString *)command { _pooled
8668     _trace();
8669     system([command UTF8String]);
8670     _trace();
8671 }
8672
8673 - (void) applicationWillSuspend {
8674     [database_ clean];
8675     [super applicationWillSuspend];
8676 }
8677
8678 - (BOOL) isSafeToSuspend {
8679     // Use external process status API internally.
8680     // This is probably a really bad idea.
8681     // XXX: what is the point of this? does this solve anything at all?
8682     uint64_t status = 0;
8683     int notify_token;
8684     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8685         notify_get_state(notify_token, &status);
8686         notify_cancel(notify_token);
8687     }
8688
8689     return locked_ == 0 && status == 0;
8690 }
8691
8692 - (void) applicationSuspend:(__GSEvent *)event {
8693     if ([self isSafeToSuspend])
8694         [super applicationSuspend:event];
8695 }
8696
8697 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8698     if ([self isSafeToSuspend])
8699         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8700 }
8701
8702 - (void) _setSuspended:(BOOL)value {
8703     if ([self isSafeToSuspend])
8704         [super _setSuspended:value];
8705 }
8706
8707 - (UIProgressHUD *) addProgressHUD {
8708     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8709     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8710
8711     [window_ setUserInteractionEnabled:NO];
8712     [hud show:YES];
8713
8714     UIViewController *target = tabbar_;
8715     while ([target modalViewController] != nil) target = [target modalViewController];
8716     [[target view] addSubview:hud];
8717
8718     ++locked_;
8719     return hud;
8720 }
8721
8722 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8723     [hud show:NO];
8724     [hud removeFromSuperview];
8725     [window_ setUserInteractionEnabled:YES];
8726     --locked_;
8727 }
8728
8729 - (CYViewController *) pageForPackage:(NSString *)name {
8730     if (Package *package = [database_ packageWithName:name]) {
8731         CYPackageController *view = [[[CYPackageController alloc] initWithDatabase:database_] autorelease];
8732         [view setPackage:package];
8733         return view;
8734     } else {
8735         NSURL *url([NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"unknown" ofType:@"html"]]);
8736         url = [NSURL URLWithString:[[url absoluteString] stringByAppendingString:[NSString stringWithFormat:@"?%@", name]]];
8737         CYBrowserController *browser = [[[CYBrowserController alloc] init] autorelease];
8738         [browser loadURL:url];
8739         return browser;
8740     }
8741 }
8742
8743 - (CYViewController *) pageForURL:(NSURL *)url {
8744     NSString *scheme([[url scheme] lowercaseString]);
8745     if ([[url absoluteString] length] <= [scheme length] + 3)
8746         return nil;
8747     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
8748     NSArray *components([path pathComponents]);
8749
8750     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
8751         return [self pageForPackage:[components objectAtIndex:1]];
8752
8753     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
8754         return nil;
8755
8756     NSString *base([components objectAtIndex:0]);
8757
8758     CYViewController *controller = nil;
8759
8760     if ([base isEqualToString:@"url"]) {
8761         // This kind of URL can contain slashes in the argument, so we can't parse them below.
8762         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
8763         controller = [[[CYBrowserController alloc] init] autorelease];
8764         [(CYBrowserController *)controller loadURL:[NSURL URLWithString:destination]];
8765     } else if ([components count] == 1) {
8766         if ([base isEqualToString:@"storage"]) {
8767             controller = [[[CYBrowserController alloc] init] autorelease];
8768             [(CYBrowserController *)controller loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]]];
8769         }
8770
8771         if ([base isEqualToString:@"sources"]) {
8772             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8773         }
8774
8775         if ([base isEqualToString:@"home"]) {
8776             controller = [[[HomeController alloc] init] autorelease];
8777         }
8778
8779         if ([base isEqualToString:@"sections"]) {
8780             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
8781         }
8782
8783         if ([base isEqualToString:@"search"]) {
8784             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8785         }
8786
8787         if ([base isEqualToString:@"changes"]) {
8788             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
8789         }
8790
8791         if ([base isEqualToString:@"installed"]) {
8792             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8793         }
8794     } else if ([components count] == 2) {
8795         NSString *argument = [components objectAtIndex:1];
8796
8797         if ([base isEqualToString:@"package"]) {
8798             controller = [self pageForPackage:argument];
8799         }
8800
8801         if ([base isEqualToString:@"search"]) {
8802             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8803             [(SearchController *)controller setSearchTerm:argument];
8804         }
8805
8806         if ([base isEqualToString:@"sections"]) {
8807             if ([argument isEqualToString:@"all"])
8808                 argument = nil;
8809             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
8810         }
8811
8812         if ([base isEqualToString:@"sources"]) {
8813             if ([argument isEqualToString:@"add"]) {
8814                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8815                 [(SourcesController *)controller showAddSourcePrompt];
8816             } else {
8817                 NSArray *sources = [database_ sources];
8818                 for (Source *source in sources) {
8819                     if ([[source name] caseInsensitiveCompare:argument] == NSOrderedSame) {
8820                         controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
8821                         break;
8822                     }
8823                 }
8824             }
8825         }
8826
8827         if ([base isEqualToString:@"launch"]) {
8828             [self launchApplicationWithIdentifier:argument suspended:NO];
8829             return nil;
8830         }
8831     } else if ([components count] == 3) {
8832         NSString *arg1 = [components objectAtIndex:1];
8833         NSString *arg2 = [components objectAtIndex:2];
8834
8835         if ([base isEqualToString:@"package"]) {
8836             if ([arg2 isEqualToString:@"settings"]) {
8837                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
8838             } else if ([arg2 isEqualToString:@"signature"]) {
8839                 controller = [[[SignatureController alloc] initWithDatabase:database_ package:arg1] autorelease];
8840             } else if ([arg2 isEqualToString:@"files"]) {
8841                 if (Package *package = [database_ packageWithName:arg1]) {
8842                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
8843                     [(FileTable *)controller setPackage:package];
8844                 }
8845             }
8846         }
8847     }
8848
8849     [controller setDelegate:self];
8850     return controller;
8851 }
8852
8853 - (BOOL) openCydiaURL:(NSURL *)url {
8854     CYViewController *page([self pageForURL:url]);
8855
8856     if (page != nil) {
8857         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
8858         [nav setViewControllers:[NSArray arrayWithObject:page]];
8859         [tabbar_ setTransientViewController:nav];
8860     }
8861
8862     return page != nil;
8863 }
8864
8865 - (void) applicationOpenURL:(NSURL *)url {
8866     [super applicationOpenURL:url];
8867
8868     if (!loaded_) starturl_ = [url retain];
8869     else [self openCydiaURL:url];
8870 }
8871
8872 - (void) applicationWillResignActive:(UIApplication *)application {
8873     // Stop refreshing if you get a phone call or lock the device.
8874     if ([tabbar_ updating])
8875         [tabbar_ cancelUpdate];
8876
8877     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
8878         [super applicationWillResignActive:application];
8879 }
8880
8881 - (void) addStashController {
8882     ++locked_;
8883     stash_ = [[StashController alloc] init];
8884     [window_ addSubview:[stash_ view]];
8885 }
8886
8887 - (void) removeStashController {
8888     [[stash_ view] removeFromSuperview];
8889     [stash_ release];
8890     --locked_;
8891 }
8892
8893 - (void) stash {
8894     [self setIdleTimerDisabled:YES];
8895
8896     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
8897     [self setStatusBarShowsProgress:YES];
8898     UpdateExternalStatus(1);
8899
8900     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
8901
8902     UpdateExternalStatus(0);
8903     [self setStatusBarShowsProgress:NO];
8904
8905     [self removeStashController];
8906
8907     if (ExecFork() == 0) {
8908         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
8909         perror("launchctl stop");
8910     }
8911 }
8912
8913 - (void) setupViewControllers {
8914     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
8915     [tabbar_ setDelegate:self];
8916
8917     NSMutableArray *items([NSMutableArray arrayWithObjects:
8918         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
8919         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
8920         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
8921         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
8922     nil]);
8923
8924     if (IsWildcat_) {
8925         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
8926         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
8927     } else {
8928         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
8929     }
8930
8931     NSMutableArray *controllers([NSMutableArray array]);
8932     for (UITabBarItem *item in items) {
8933         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
8934         [controller setTabBarItem:item];
8935         [controllers addObject:controller];
8936     }
8937     [tabbar_ setViewControllers:controllers];
8938
8939     [tabbar_ setUpdateDelegate:self];
8940 }
8941
8942 - (CYEmulatedLoadingController *)showEmulatedLoadingControllerInView:(UIView *)view {
8943     static CYEmulatedLoadingController *fake = [[CYEmulatedLoadingController alloc] init];
8944     if (view != nil) {
8945         [view addSubview:[fake view]];
8946     } else {
8947         [[fake view] removeFromSuperview];
8948     }
8949
8950     return fake;
8951 }
8952
8953 - (void) applicationDidFinishLaunching:(id)unused {
8954 _trace();
8955     CydiaApp = self;
8956
8957     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
8958         [self setApplicationSupportsShakeToEdit:NO];
8959
8960     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
8961         initWithMemoryCapacity:524288
8962         diskCapacity:10485760
8963         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
8964     ] autorelease]];
8965
8966     [CYBrowserController _initialize];
8967
8968     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8969
8970     Font12_ = [[UIFont systemFontOfSize:12] retain];
8971     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8972     Font14_ = [[UIFont systemFontOfSize:14] retain];
8973     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8974     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8975
8976     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8977     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8978
8979     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
8980     [window_ orderFront:self];
8981     [window_ makeKey:self];
8982     [window_ setHidden:NO];
8983
8984     if (
8985         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8986         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8987         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
8988         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
8989         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8990         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8991         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8992         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
8993         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
8994         false
8995     ) {
8996         [self addStashController];
8997         // XXX: this would be much cleaner as a yieldToSelector:
8998         // that way the removeStashController could happen right here inline
8999         // we also could no longer require the useless stash_ field anymore
9000         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9001         return;
9002     }
9003
9004     database_ = [Database sharedInstance];
9005
9006     [window_ setUserInteractionEnabled:NO];
9007     [self setupViewControllers];
9008     [self showEmulatedLoadingControllerInView:window_];
9009
9010     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9011 _trace();
9012 }
9013
9014 - (void) loadData {
9015 _trace();
9016     if (Role_ == nil) {
9017         [window_ setUserInteractionEnabled:YES];
9018
9019         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9020         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9021         if (IsWildcat_)
9022             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9023         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9024
9025         return;
9026     } else {
9027         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9028             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9029         [window_ setUserInteractionEnabled:NO];
9030     }
9031
9032     [self reloadData];
9033     PrintTimes();
9034
9035     [window_ addSubview:[tabbar_ view]];
9036     [self showEmulatedLoadingControllerInView:nil];
9037     [window_ setUserInteractionEnabled:YES];
9038
9039     // Show the home page.
9040     CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:0];
9041     [navigation setViewControllers:[NSArray arrayWithObject:[self pageForURL:[NSURL URLWithString:@"cydia://home"]]]];
9042
9043     // (Try to) show the startup URL.
9044     if (starturl_ != nil) {
9045         [self openCydiaURL:starturl_];
9046         [starturl_ release];
9047         starturl_ = nil;
9048     }
9049 }
9050
9051 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9052     if (item != nil && IsWildcat_) {
9053         [sheet showFromBarButtonItem:item animated:YES];
9054     } else {
9055         [sheet showInView:window_];
9056     }
9057 }
9058
9059 @end
9060
9061 /*IMP alloc_;
9062 id Alloc_(id self, SEL selector) {
9063     id object = alloc_(self, selector);
9064     lprintf("[%s]A-%p\n", self->isa->name, object);
9065     return object;
9066 }*/
9067
9068 /*IMP dealloc_;
9069 id Dealloc_(id self, SEL selector) {
9070     id object = dealloc_(self, selector);
9071     lprintf("[%s]D-%p\n", self->isa->name, object);
9072     return object;
9073 }*/
9074
9075 Class $WebDefaultUIKitDelegate;
9076
9077 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9078     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9079         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9080     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9081 }
9082
9083 static NSNumber *shouldPlayKeyboardSounds;
9084
9085 Class $UIHardware;
9086
9087 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9088     switch (sound) {
9089         case 1104: // Keyboard Button Clicked
9090         case 1105: // Keyboard Delete Repeated
9091             if (shouldPlayKeyboardSounds == nil) {
9092                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9093                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9094             }
9095
9096             if (![shouldPlayKeyboardSounds boolValue])
9097                 break;
9098
9099         default:
9100             _UIHardware$_playSystemSound$(self, _cmd, sound);
9101     }
9102 }
9103
9104 Class $UIApplication;
9105
9106 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9107     static BOOL initialized = NO;
9108     static BOOL started = NO;
9109
9110     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9111     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9112
9113     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9114         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9115         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9116         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9117
9118         if (initialized && !enabled) {
9119             initialized = NO;
9120             [bundle performSelector:@selector(_accessibilityStopServer)];
9121         } else if (enabled) {
9122             initialized = YES;
9123             if (!started) {
9124                 started = YES;
9125                 [bundle performSelector:@selector(_accessibilityStartServer)];
9126             }
9127         }
9128     }
9129 }
9130
9131 int main(int argc, char *argv[]) { _pooled
9132     _trace();
9133
9134     if (Class $UIDevice = objc_getClass("UIDevice")) {
9135         UIDevice *device([$UIDevice currentDevice]);
9136         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9137     } else
9138         IsWildcat_ = false;
9139
9140     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9141
9142     /* Library Hacks {{{ */
9143     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9144
9145     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9146     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9147     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9148         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9149         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9150     }
9151
9152     $UIHardware = objc_getClass("UIHardware");
9153     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9154     if (UIHardware$_playSystemSound$ != NULL) {
9155         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9156         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9157     }
9158
9159     $UIApplication = objc_getClass("UIApplication");
9160     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9161     if (UIApplication$_updateApplicationAccessibility != NULL) {
9162         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9163         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9164     }
9165     /* }}} */
9166     /* Set Locale {{{ */
9167     Locale_ = CFLocaleCopyCurrent();
9168     Languages_ = [NSLocale preferredLanguages];
9169     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9170     //NSLog(@"%@", [Languages_ description]);
9171
9172     const char *lang;
9173     if (Languages_ == nil || [Languages_ count] == 0)
9174         // XXX: consider just setting to C and then falling through?
9175         lang = NULL;
9176     else {
9177         lang = [[Languages_ objectAtIndex:0] UTF8String];
9178         setenv("LANG", lang, true);
9179     }
9180
9181     //std::setlocale(LC_ALL, lang);
9182     NSLog(@"Setting Language: %s", lang);
9183     /* }}} */
9184
9185     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9186
9187     /* Parse Arguments {{{ */
9188     bool substrate(false);
9189
9190     if (argc != 0) {
9191         char **args(argv);
9192         int arge(1);
9193
9194         for (int argi(1); argi != argc; ++argi)
9195             if (strcmp(argv[argi], "--") == 0) {
9196                 arge = argi;
9197                 argv[argi] = argv[0];
9198                 argv += argi;
9199                 argc -= argi;
9200                 break;
9201             }
9202
9203         for (int argi(1); argi != arge; ++argi)
9204             if (strcmp(args[argi], "--substrate") == 0)
9205                 substrate = true;
9206             else
9207                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9208     }
9209     /* }}} */
9210
9211     App_ = [[NSBundle mainBundle] bundlePath];
9212     Home_ = NSHomeDirectory();
9213     Advanced_ = YES;
9214
9215     setuid(0);
9216     setgid(0);
9217
9218     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9219     alloc_ = alloc->method_imp;
9220     alloc->method_imp = (IMP) &Alloc_;*/
9221
9222     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9223     dealloc_ = dealloc->method_imp;
9224     dealloc->method_imp = (IMP) &Dealloc_;*/
9225
9226     /* System Information {{{ */
9227     size_t size;
9228
9229     int maxproc;
9230     size = sizeof(maxproc);
9231     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9232         perror("sysctlbyname(\"kern.maxproc\", ?)");
9233     else if (maxproc < 64) {
9234         maxproc = 64;
9235         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9236             perror("sysctlbyname(\"kern.maxproc\", #)");
9237     }
9238
9239     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9240     char *osversion = new char[size];
9241     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9242         perror("sysctlbyname(\"kern.osversion\", ?)");
9243     else
9244         System_ = [NSString stringWithUTF8String:osversion];
9245
9246     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9247     char *machine = new char[size];
9248     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9249         perror("sysctlbyname(\"hw.machine\", ?)");
9250     else
9251         Machine_ = machine;
9252
9253     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9254         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9255             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9256                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9257                 CFRelease(serial);
9258             }
9259
9260             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9261                 NSData *data((NSData *) ecid);
9262                 size_t length([data length]);
9263                 uint8_t bytes[length];
9264                 [data getBytes:bytes];
9265                 char string[length * 2 + 1];
9266                 for (size_t i(0); i != length; ++i)
9267                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9268                 ChipID_ = [NSString stringWithUTF8String:string];
9269                 CFRelease(ecid);
9270             }
9271
9272             IOObjectRelease(service);
9273         }
9274     }
9275
9276     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9277
9278     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9279     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9280     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9281
9282     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9283     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9284     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9285
9286     if (mcc != NULL && mnc != NULL)
9287         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9288
9289     if (mnc != NULL)
9290         CFRelease(mnc);
9291     if (mcc != NULL)
9292         CFRelease(mcc);
9293
9294     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9295         Build_ = [system objectForKey:@"ProductBuildVersion"];
9296     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9297         Product_ = [info objectForKey:@"SafariProductVersion"];
9298         Safari_ = [info objectForKey:@"CFBundleVersion"];
9299     }
9300     /* }}} */
9301     /* Load Database {{{ */
9302     _trace();
9303     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9304     _trace();
9305     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9306
9307     if (Metadata_ == NULL)
9308         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9309     else {
9310         Settings_ = [Metadata_ objectForKey:@"Settings"];
9311
9312         Packages_ = [Metadata_ objectForKey:@"Packages"];
9313         Sections_ = [Metadata_ objectForKey:@"Sections"];
9314         Sources_ = [Metadata_ objectForKey:@"Sources"];
9315
9316         Token_ = [Metadata_ objectForKey:@"Token"];
9317     }
9318
9319     if (Settings_ != nil)
9320         Role_ = [Settings_ objectForKey:@"Role"];
9321
9322     if (Sections_ == nil) {
9323         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9324         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9325     }
9326
9327     if (Sources_ == nil) {
9328         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9329         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9330     }
9331     /* }}} */
9332
9333     _trace();
9334     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9335     _trace();
9336
9337     if (Packages_ != nil) {
9338         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, NULL);
9339         _trace();
9340         [Metadata_ removeObjectForKey:@"Packages"];
9341         Packages_ = nil;
9342         Changed_ = true;
9343     }
9344
9345     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9346
9347     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9348         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9349     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9350         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9351     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9352         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9353
9354     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9355
9356     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9357         unlink("/tmp/.cydia.fw");
9358         goto firmware;
9359     } else if (access("/User", F_OK) != 0 || version < 2) {
9360       firmware:
9361         _trace();
9362         system("/usr/libexec/cydia/firmware.sh");
9363         _trace();
9364     }
9365
9366     _assert([[NSFileManager defaultManager]
9367         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9368         withIntermediateDirectories:YES
9369         attributes:nil
9370         error:NULL
9371     ]);
9372
9373     if (access("/tmp/cydia.chk", F_OK) == 0) {
9374         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9375             _assert(errno == ENOENT);
9376         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9377             _assert(errno == ENOENT);
9378     }
9379
9380     /* APT Initialization {{{ */
9381     _assert(pkgInitConfig(*_config));
9382     _assert(pkgInitSystem(*_config, _system));
9383
9384     if (lang != NULL)
9385         _config->Set("APT::Acquire::Translation", lang);
9386
9387     // XXX: this timeout might be important :(
9388     //_config->Set("Acquire::http::Timeout", 15);
9389
9390     _config->Set("Acquire::http::MaxParallel", 3);
9391     /* }}} */
9392     /* Color Choices {{{ */
9393     space_ = CGColorSpaceCreateDeviceRGB();
9394
9395     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9396     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9397     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9398     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9399     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9400     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9401     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9402     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9403     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9404
9405     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9406     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9407     /* }}}*/
9408     /* UIKit Configuration {{{ */
9409     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9410     if ($GSFontSetUseLegacyFontMetrics != NULL)
9411         $GSFontSetUseLegacyFontMetrics(YES);
9412
9413     // XXX: I have a feeling this was important
9414     //UIKeyboardDisableAutomaticAppearance();
9415     /* }}} */
9416
9417     Colon_ = UCLocalize("COLON_DELIMITED");
9418     Elision_ = UCLocalize("ELISION");
9419     Error_ = UCLocalize("ERROR");
9420     Warning_ = UCLocalize("WARNING");
9421
9422     _trace();
9423     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9424
9425     CGColorSpaceRelease(space_);
9426     CFRelease(Locale_);
9427
9428     return value;
9429 }