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         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4485         //[output_ setTextFont:@"Courier New"];
4486         [output_ setFont:[[output_ font] fontWithSize:12]];
4487         [output_ setTextColor:[UIColor whiteColor]];
4488         [output_ setBackgroundColor:[UIColor clearColor]];
4489         [output_ setMarginTop:0];
4490         [output_ setAllowsRubberBanding:YES];
4491         [output_ setEditable:NO];
4492         [[self view] addSubview:output_];
4493
4494         close_ = [[UIPushButton alloc] init];
4495         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4496         [close_ setAutosizesToFit:NO];
4497         [close_ setDrawsShadow:YES];
4498         [close_ setStretchBackground:YES];
4499         [close_ setEnabled:YES];
4500         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4501         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4502         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4503         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4504     } return self;
4505 }
4506
4507 - (void) positionViews {
4508     CGRect bounds = [[self view] bounds];
4509     CGSize prgsize = [UIProgressBar defaultSize];
4510
4511     CGRect prgrect = {{
4512         (bounds.size.width - prgsize.width) / 2,
4513         bounds.size.height - prgsize.height - 20
4514     }, prgsize};
4515
4516     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4517
4518     [progress_ setFrame:prgrect];
4519     [status_ setFrame:CGRectMake(
4520         10,
4521         bounds.size.height - prgsize.height - 50,
4522         bounds.size.width - 20,
4523         24
4524     )];
4525     [output_ setFrame:CGRectMake(
4526         10,
4527         20,
4528         bounds.size.width - 20,
4529         bounds.size.height - 96
4530     )];
4531     [close_ setFrame:CGRectMake(
4532         (bounds.size.width - closewidth) / 2,
4533         bounds.size.height - prgsize.height - 50,
4534         closewidth,
4535         32 + prgsize.height
4536     )];
4537 }
4538
4539 - (void) viewWillAppear:(BOOL)animated {
4540     [super viewDidAppear:animated];
4541     [[self navigationItem] setHidesBackButton:YES];
4542     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4543
4544     [self positionViews];
4545 }
4546
4547 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4548     [self positionViews];
4549 }
4550
4551 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4552     NSString *context([alert context]);
4553
4554     if ([context isEqualToString:@"conffile"]) {
4555         FILE *input = [database_ input];
4556         if (button == [alert cancelButtonIndex])
4557             fprintf(input, "N\n");
4558         else if (button == [alert firstOtherButtonIndex])
4559             fprintf(input, "Y\n");
4560         fflush(input);
4561     }
4562 }
4563
4564 - (void) closeButtonPushed {
4565     running_ = NO;
4566
4567     UpdateExternalStatus(0);
4568
4569     switch (Finish_) {
4570         case 0:
4571             [self dismissModalViewControllerAnimated:YES];
4572         break;
4573
4574         case 1:
4575             [delegate_ terminateWithSuccess];
4576             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4577                 [delegate_ suspendWithAnimation:YES];
4578             else
4579                 [delegate_ suspend];*/
4580         break;
4581
4582         case 2:
4583             _trace();
4584             goto reload;
4585
4586         case 3:
4587             _trace();
4588             goto reload;
4589
4590         reload:
4591             system("/usr/bin/sbreload");
4592             _trace();
4593         break;
4594
4595         case 4:
4596             _trace();
4597             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4598                 SBReboot(SBSSpringBoardServerPort());
4599             else
4600                 reboot2(RB_AUTOBOOT);
4601         break;
4602     }
4603 }
4604
4605 - (void) _retachThread {
4606     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4607
4608     [[self view] addSubview:close_];
4609     [progress_ removeFromSuperview];
4610     [status_ removeFromSuperview];
4611
4612     [database_ popErrorWithTitle:title_];
4613     [delegate_ progressControllerIsComplete:self];
4614
4615     if (Finish_ < 4) {
4616         FileFd file;
4617         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4618             _error->Discard();
4619         else {
4620             MMap mmap(file, MMap::ReadOnly);
4621             SHA1Summation sha1;
4622             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4623             if (!(notifyconf_ == sha1.Result()))
4624                 Finish_ = 4;
4625         }
4626     }
4627
4628     if (Finish_ < 3) {
4629         FileFd file;
4630         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4631             _error->Discard();
4632         else {
4633             MMap mmap(file, MMap::ReadOnly);
4634             SHA1Summation sha1;
4635             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4636             if (!(springlist_ == sha1.Result()))
4637                 Finish_ = 3;
4638         }
4639     }
4640
4641     switch (Finish_) {
4642         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4643         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4644         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4645         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4646         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4647     }
4648
4649     _trace();
4650     system("su -c /usr/bin/uicache mobile");
4651     _trace();
4652
4653     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4654
4655     [delegate_ setStatusBarShowsProgress:NO];
4656 }
4657
4658 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4659     [[data target] performSelector:[data selector] withObject:[data object]];
4660     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4661 }
4662
4663 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4664     UpdateExternalStatus(1);
4665
4666     if (title_ != nil)
4667         [title_ release];
4668     if (title == nil)
4669         title_ = nil;
4670     else
4671         title_ = [title retain];
4672
4673     [[self navigationItem] setTitle:title_];
4674
4675     [status_ setText:nil];
4676     [output_ setText:@""];
4677     [progress_ setProgress:0];
4678
4679     [close_ removeFromSuperview];
4680     [[self view] addSubview:progress_];
4681     [[self view] addSubview:status_];
4682
4683     [delegate_ setStatusBarShowsProgress:YES];
4684     running_ = YES;
4685
4686     {
4687         FileFd file;
4688         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4689             _error->Discard();
4690         else {
4691             MMap mmap(file, MMap::ReadOnly);
4692             SHA1Summation sha1;
4693             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4694             notifyconf_ = sha1.Result();
4695         }
4696     }
4697
4698     {
4699         FileFd file;
4700         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4701             _error->Discard();
4702         else {
4703             MMap mmap(file, MMap::ReadOnly);
4704             SHA1Summation sha1;
4705             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4706             springlist_ = sha1.Result();
4707         }
4708     }
4709
4710     [NSThread
4711         detachNewThreadSelector:@selector(_detachNewThreadData:)
4712         toTarget:self
4713         withObject:[[[ProgressData alloc]
4714             initWithSelector:selector
4715             target:target
4716             object:object
4717         ] autorelease]
4718     ];
4719 }
4720
4721 - (void) repairWithSelector:(SEL)selector {
4722     [self
4723         detachNewThreadSelector:selector
4724         toTarget:database_
4725         withObject:nil
4726         title:UCLocalize("REPAIRING")
4727     ];
4728 }
4729
4730 - (void) setConfigurationData:(NSString *)data {
4731     [self
4732         performSelectorOnMainThread:@selector(_setConfigurationData:)
4733         withObject:data
4734         waitUntilDone:YES
4735     ];
4736 }
4737
4738 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4739     CYActionSheet *sheet([[[CYActionSheet alloc]
4740         initWithTitle:title
4741         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4742         defaultButtonIndex:0
4743     ] autorelease]);
4744
4745     [sheet setMessage:error];
4746     [sheet yieldToPopupAlertAnimated:YES];
4747     [sheet dismiss];
4748 }
4749
4750 - (void) setProgressTitle:(NSString *)title {
4751     [self
4752         performSelectorOnMainThread:@selector(_setProgressTitle:)
4753         withObject:title
4754         waitUntilDone:YES
4755     ];
4756 }
4757
4758 - (void) setProgressPercent:(float)percent {
4759     [self
4760         performSelectorOnMainThread:@selector(_setProgressPercent:)
4761         withObject:[NSNumber numberWithFloat:percent]
4762         waitUntilDone:YES
4763     ];
4764 }
4765
4766 - (void) startProgress {
4767 }
4768
4769 - (void) addProgressOutput:(NSString *)output {
4770     [self
4771         performSelectorOnMainThread:@selector(_addProgressOutput:)
4772         withObject:output
4773         waitUntilDone:YES
4774     ];
4775 }
4776
4777 - (bool) isCancelling:(size_t)received {
4778     return false;
4779 }
4780
4781 - (void) _setConfigurationData:(NSString *)data {
4782     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4783
4784     if (!conffile_r(data)) {
4785         lprintf("E:invalid conffile\n");
4786         return;
4787     }
4788
4789     NSString *ofile = conffile_r[1];
4790     //NSString *nfile = conffile_r[2];
4791
4792     UIAlertView *alert = [[[UIAlertView alloc]
4793         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4794         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4795         delegate:self
4796         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4797         otherButtonTitles:UCLocalize("ACCEPT_NEW_COPY"),
4798         // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4799         nil
4800     ] autorelease];
4801
4802     [alert setContext:@"conffile"];
4803     [alert show];
4804 }
4805
4806 - (void) _setProgressTitle:(NSString *)title {
4807     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4808     for (size_t i(0), e([words count]); i != e; ++i) {
4809         NSString *word([words objectAtIndex:i]);
4810         if (Package *package = [database_ packageWithName:word])
4811             [words replaceObjectAtIndex:i withObject:[package name]];
4812     }
4813
4814     [status_ setText:[words componentsJoinedByString:@" "]];
4815 }
4816
4817 - (void) _setProgressPercent:(NSNumber *)percent {
4818     [progress_ setProgress:[percent floatValue]];
4819 }
4820
4821 - (void) _addProgressOutput:(NSString *)output {
4822     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4823     CGSize size = [output_ contentSize];
4824     CGPoint offset = [output_ contentOffset];
4825     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
4826         CGRect rect = {{0, size.height-1}, {size.width, 1}};
4827         [output_ scrollRectToVisible:rect animated:YES];
4828     }
4829 }
4830
4831 - (BOOL) isRunning {
4832     return running_;
4833 }
4834
4835 @end
4836 /* }}} */
4837
4838 /* Cell Content View {{{ */
4839 @protocol ContentDelegate
4840 - (void) drawContentRect:(CGRect)rect;
4841 @end
4842
4843 @interface ContentView : UIView {
4844     _transient id<ContentDelegate> delegate_;
4845 }
4846
4847 @end
4848
4849 @implementation ContentView
4850
4851 - (id) initWithFrame:(CGRect)frame {
4852     if ((self = [super initWithFrame:frame]) != nil) {
4853         [self setNeedsDisplayOnBoundsChange:YES];
4854     } return self;
4855 }
4856
4857 - (void) setDelegate:(id<ContentDelegate>)delegate {
4858     delegate_ = delegate;
4859 }
4860
4861 - (void) drawRect:(CGRect)rect {
4862     [super drawRect:rect];
4863     [delegate_ drawContentRect:rect];
4864 }
4865
4866 @end
4867 /* }}} */
4868 /* Cydia TableView Cell {{{ */
4869 @interface CYTableViewCell : UITableViewCell {
4870     ContentView *content_;
4871     bool highlighted_;
4872 }
4873
4874 @end
4875
4876 @implementation CYTableViewCell
4877
4878 - (void) dealloc {
4879     [content_ release];
4880     [super dealloc];
4881 }
4882
4883 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
4884     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
4885
4886     if (view == content_) {
4887         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
4888         highlighted_ = highlighted;
4889     }
4890
4891     [super _updateHighlightColorsForView:view highlighted:highlighted];
4892 }
4893
4894 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
4895     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
4896     highlighted_ = selected;
4897
4898     [super setSelected:selected animated:animated];
4899     [content_ setNeedsDisplay];
4900 }
4901
4902 @end
4903 /* }}} */
4904
4905 /* Package Cell {{{ */
4906 @interface PackageCell : CYTableViewCell <
4907     ContentDelegate
4908 > {
4909     UIImage *icon_;
4910     NSString *name_;
4911     NSString *description_;
4912     bool commercial_;
4913     NSString *source_;
4914     UIImage *badge_;
4915     Package *package_;
4916     UIImage *placard_;
4917 }
4918
4919 - (PackageCell *) init;
4920 - (void) setPackage:(Package *)package;
4921
4922 - (void) drawContentRect:(CGRect)rect;
4923
4924 @end
4925
4926 @implementation PackageCell
4927
4928 - (void) clearPackage {
4929     if (icon_ != nil) {
4930         [icon_ release];
4931         icon_ = nil;
4932     }
4933
4934     if (name_ != nil) {
4935         [name_ release];
4936         name_ = nil;
4937     }
4938
4939     if (description_ != nil) {
4940         [description_ release];
4941         description_ = nil;
4942     }
4943
4944     if (source_ != nil) {
4945         [source_ release];
4946         source_ = nil;
4947     }
4948
4949     if (badge_ != nil) {
4950         [badge_ release];
4951         badge_ = nil;
4952     }
4953
4954     if (placard_ != nil) {
4955         [placard_ release];
4956         placard_ = nil;
4957     }
4958
4959     [package_ release];
4960     package_ = nil;
4961 }
4962
4963 - (void) dealloc {
4964     [self clearPackage];
4965     [super dealloc];
4966 }
4967
4968 - (PackageCell *) init {
4969     CGRect frame(CGRectMake(0, 0, 320, 74));
4970     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4971         UIView *content([self contentView]);
4972         CGRect bounds([content bounds]);
4973
4974         content_ = [[ContentView alloc] initWithFrame:bounds];
4975         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4976         [content addSubview:content_];
4977
4978         [content_ setDelegate:self];
4979         [content_ setOpaque:YES];
4980     } return self;
4981 }
4982
4983 - (void) _setBackgroundColor {
4984     UIColor *color;
4985     if (NSString *mode = [package_ mode]) {
4986         bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4987         color = remove ? RemovingColor_ : InstallingColor_;
4988     } else
4989         color = [UIColor whiteColor];
4990
4991     [content_ setBackgroundColor:color];
4992     [self setNeedsDisplay];
4993 }
4994
4995 - (NSString *) accessibilityLabel {
4996     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
4997 }
4998
4999 - (void) setPackage:(Package *)package {
5000     [self clearPackage];
5001     [package parse];
5002
5003     Source *source = [package source];
5004
5005     icon_ = [[package icon] retain];
5006     name_ = [[package name] retain];
5007
5008     if (IsWildcat_)
5009         description_ = [package longDescription];
5010     if (description_ == nil)
5011         description_ = [package shortDescription];
5012     if (description_ != nil)
5013         description_ = [description_ retain];
5014
5015     commercial_ = [package isCommercial];
5016
5017     package_ = [package retain];
5018
5019     NSString *label = nil;
5020     bool trusted = false;
5021
5022     if (source != nil) {
5023         label = [source label];
5024         trusted = [source trusted];
5025     } else if ([[package id] isEqualToString:@"firmware"])
5026         label = UCLocalize("APPLE");
5027     else
5028         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5029
5030     NSString *from(label);
5031
5032     NSString *section = [package simpleSection];
5033     if (section != nil && ![section isEqualToString:label]) {
5034         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5035         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5036     }
5037
5038     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5039     source_ = [from retain];
5040
5041     if (NSString *purpose = [package primaryPurpose])
5042         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5043             badge_ = [badge_ retain];
5044
5045     if ([package installed] != nil)
5046         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/installed.png", App_]]) != nil)
5047             placard_ = [placard_ retain];
5048
5049     [self _setBackgroundColor];
5050     [content_ setNeedsDisplay];
5051 }
5052
5053 - (void) drawContentRect:(CGRect)rect {
5054     bool highlighted(highlighted_);
5055     float width([self bounds].size.width);
5056
5057 #if 0
5058     CGContextRef context(UIGraphicsGetCurrentContext());
5059     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5060     CGContextFillRect(context, rect);
5061 #endif
5062
5063     if (icon_ != nil) {
5064         CGRect rect;
5065         rect.size = [icon_ size];
5066
5067         rect.size.width /= 2;
5068         rect.size.height /= 2;
5069
5070         rect.origin.x = 25 - rect.size.width / 2;
5071         rect.origin.y = 25 - rect.size.height / 2;
5072
5073         [icon_ drawInRect:rect];
5074     }
5075
5076     if (badge_ != nil) {
5077         CGRect rect;
5078         rect.size = [badge_ size];
5079
5080         rect.size.width /= 2;
5081         rect.size.height /= 2;
5082
5083         rect.origin.x = 36 - rect.size.width / 2;
5084         rect.origin.y = 36 - rect.size.height / 2;
5085
5086         [badge_ drawInRect:rect];
5087     }
5088
5089     if (highlighted)
5090         UISetColor(White_);
5091
5092     if (!highlighted)
5093         UISetColor(commercial_ ? Purple_ : Black_);
5094     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5095     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5096
5097     if (!highlighted)
5098         UISetColor(commercial_ ? Purplish_ : Gray_);
5099     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5100
5101     if (placard_ != nil)
5102         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5103 }
5104
5105 @end
5106 /* }}} */
5107 /* Section Cell {{{ */
5108 @interface SectionCell : CYTableViewCell <
5109     ContentDelegate
5110 > {
5111     NSString *basic_;
5112     NSString *section_;
5113     NSString *name_;
5114     NSString *count_;
5115     UIImage *icon_;
5116     UISwitch *switch_;
5117     BOOL editing_;
5118 }
5119
5120 - (void) setSection:(Section *)section editing:(BOOL)editing;
5121
5122 @end
5123
5124 @implementation SectionCell
5125
5126 - (void) clearSection {
5127     if (basic_ != nil) {
5128         [basic_ release];
5129         basic_ = nil;
5130     }
5131
5132     if (section_ != nil) {
5133         [section_ release];
5134         section_ = nil;
5135     }
5136
5137     if (name_ != nil) {
5138         [name_ release];
5139         name_ = nil;
5140     }
5141
5142     if (count_ != nil) {
5143         [count_ release];
5144         count_ = nil;
5145     }
5146 }
5147
5148 - (void) dealloc {
5149     [self clearSection];
5150     [icon_ release];
5151     [switch_ release];
5152     [super dealloc];
5153 }
5154
5155 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5156     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5157         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5158         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5159         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5160
5161         UIView *content([self contentView]);
5162         CGRect bounds([content bounds]);
5163
5164         content_ = [[ContentView alloc] initWithFrame:bounds];
5165         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5166         [content addSubview:content_];
5167         [content_ setBackgroundColor:[UIColor whiteColor]];
5168
5169         [content_ setDelegate:self];
5170     } return self;
5171 }
5172
5173 - (void) onSwitch:(id)sender {
5174     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5175     if (metadata == nil) {
5176         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5177         [Sections_ setObject:metadata forKey:basic_];
5178     }
5179
5180     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5181     Changed_ = true;
5182 }
5183
5184 - (void) setSection:(Section *)section editing:(BOOL)editing {
5185     if (editing != editing_) {
5186         if (editing_)
5187             [switch_ removeFromSuperview];
5188         else
5189             [self addSubview:switch_];
5190         editing_ = editing;
5191     }
5192
5193     [self clearSection];
5194
5195     if (section == nil) {
5196         name_ = [UCLocalize("ALL_PACKAGES") retain];
5197         count_ = nil;
5198     } else {
5199         basic_ = [section name];
5200         if (basic_ != nil)
5201             basic_ = [basic_ retain];
5202
5203         section_ = [section localized];
5204         if (section_ != nil)
5205             section_ = [section_ retain];
5206
5207         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5208         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5209
5210         if (editing_)
5211             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5212     }
5213
5214     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5215     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5216
5217     [content_ setNeedsDisplay];
5218 }
5219
5220 - (void) setFrame:(CGRect)frame {
5221     [super setFrame:frame];
5222
5223     CGRect rect([switch_ frame]);
5224     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5225 }
5226
5227 - (NSString *) accessibilityLabel {
5228     return name_;
5229 }
5230
5231 - (void) drawContentRect:(CGRect)rect {
5232     bool highlighted(highlighted_ && !editing_);
5233
5234     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5235
5236     if (highlighted)
5237         UISetColor(White_);
5238
5239     float width(rect.size.width);
5240     if (editing_)
5241         width -= 87;
5242
5243     if (!highlighted)
5244         UISetColor(Black_);
5245     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5246
5247     CGSize size = [count_ sizeWithFont:Font14_];
5248
5249     UISetColor(White_);
5250     if (count_ != nil)
5251         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5252 }
5253
5254 @end
5255 /* }}} */
5256
5257 /* File Table {{{ */
5258 @interface FileTable : CYViewController <
5259     UITableViewDataSource,
5260     UITableViewDelegate
5261 > {
5262     _transient Database *database_;
5263     Package *package_;
5264     NSString *name_;
5265     NSMutableArray *files_;
5266     UITableView *list_;
5267 }
5268
5269 - (id) initWithDatabase:(Database *)database;
5270 - (void) setPackage:(Package *)package;
5271
5272 @end
5273
5274 @implementation FileTable
5275
5276 - (void) dealloc {
5277     if (package_ != nil)
5278         [package_ release];
5279     if (name_ != nil)
5280         [name_ release];
5281     [files_ release];
5282     [list_ release];
5283     [super dealloc];
5284 }
5285
5286 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5287     return files_ == nil ? 0 : [files_ count];
5288 }
5289
5290 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5291     return 24.0f;
5292 }*/
5293
5294 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5295     static NSString *reuseIdentifier = @"Cell";
5296
5297     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5298     if (cell == nil) {
5299         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5300         [cell setFont:[UIFont systemFontOfSize:16]];
5301     }
5302     [cell setText:[files_ objectAtIndex:indexPath.row]];
5303     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5304
5305     return cell;
5306 }
5307
5308 - (id) initWithDatabase:(Database *)database {
5309     if ((self = [super init]) != nil) {
5310         database_ = database;
5311
5312         [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5313
5314         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5315
5316         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5317         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5318         [list_ setRowHeight:24.0f];
5319         [[self view] addSubview:list_];
5320
5321         [list_ setDataSource:self];
5322         [list_ setDelegate:self];
5323     } return self;
5324 }
5325
5326 - (void) setPackage:(Package *)package {
5327     if (package_ != nil) {
5328         [package_ autorelease];
5329         package_ = nil;
5330     }
5331
5332     if (name_ != nil) {
5333         [name_ release];
5334         name_ = nil;
5335     }
5336
5337     [files_ removeAllObjects];
5338
5339     if (package != nil) {
5340         package_ = [package retain];
5341         name_ = [[package id] retain];
5342
5343         if (NSArray *files = [package files])
5344             [files_ addObjectsFromArray:files];
5345
5346         if ([files_ count] != 0) {
5347             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5348                 [files_ removeObjectAtIndex:0];
5349             [files_ sortUsingSelector:@selector(compareByPath:)];
5350
5351             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5352             [stack addObject:@"/"];
5353
5354             for (int i(0), e([files_ count]); i != e; ++i) {
5355                 NSString *file = [files_ objectAtIndex:i];
5356                 while (![file hasPrefix:[stack lastObject]])
5357                     [stack removeLastObject];
5358                 NSString *directory = [stack lastObject];
5359                 [stack addObject:[file stringByAppendingString:@"/"]];
5360                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5361                     ([stack count] - 2) * 3, "",
5362                     [file substringFromIndex:[directory length]]
5363                 ]];
5364             }
5365         }
5366     }
5367
5368     [list_ reloadData];
5369 }
5370
5371 - (void) reloadData {
5372     [self setPackage:[database_ packageWithName:name_]];
5373 }
5374
5375 @end
5376 /* }}} */
5377 /* Package Controller {{{ */
5378 @interface CYPackageController : CYBrowserController <
5379     UIActionSheetDelegate
5380 > {
5381     _transient Database *database_;
5382     Package *package_;
5383     NSString *name_;
5384     bool commercial_;
5385     NSMutableArray *buttons_;
5386     UIBarButtonItem *button_;
5387 }
5388
5389 - (id) initWithDatabase:(Database *)database;
5390 - (void) setPackage:(Package *)package;
5391
5392 @end
5393
5394 @implementation CYPackageController
5395
5396 - (void) dealloc {
5397     if (package_ != nil)
5398         [package_ release];
5399     if (name_ != nil)
5400         [name_ release];
5401
5402     [buttons_ release];
5403
5404     if (button_ != nil)
5405         [button_ release];
5406
5407     [super dealloc];
5408 }
5409
5410 - (void) release {
5411     if ([self retainCount] == 1)
5412         [delegate_ setPackageController:self];
5413     [super release];
5414 }
5415
5416 /* XXX: this is not safe at all... localization of /fail/ */
5417 - (void) _clickButtonWithName:(NSString *)name {
5418     if ([name isEqualToString:UCLocalize("CLEAR")])
5419         [delegate_ clearPackage:package_];
5420     else if ([name isEqualToString:UCLocalize("INSTALL")])
5421         [delegate_ installPackage:package_];
5422     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5423         [delegate_ installPackage:package_];
5424     else if ([name isEqualToString:UCLocalize("REMOVE")])
5425         [delegate_ removePackage:package_];
5426     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5427         [delegate_ installPackage:package_];
5428     else _assert(false);
5429 }
5430
5431 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5432     NSString *context([sheet context]);
5433
5434     if ([context isEqualToString:@"modify"]) {
5435         if (button != [sheet cancelButtonIndex]) {
5436             NSString *buttonName = [buttons_ objectAtIndex:button];
5437             [self _clickButtonWithName:buttonName];
5438         }
5439
5440         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5441     }
5442 }
5443
5444 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5445     [super webView:view didClearWindowObject:window forFrame:frame];
5446     [window setValue:package_ forKey:@"package"];
5447 }
5448
5449 - (bool) _allowJavaScriptPanel {
5450     return commercial_;
5451 }
5452
5453 #if !AlwaysReload
5454 - (void) _customButtonClicked {
5455     int count([buttons_ count]);
5456     if (count == 0)
5457         return;
5458
5459     if (count == 1)
5460         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5461     else {
5462         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5463         [buttons addObjectsFromArray:buttons_];
5464
5465         UIActionSheet *sheet = [[[UIActionSheet alloc]
5466             initWithTitle:nil
5467             delegate:self
5468             cancelButtonTitle:nil
5469             destructiveButtonTitle:nil
5470             otherButtonTitles:nil
5471         ] autorelease];
5472
5473         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5474         if (!IsWildcat_) {
5475            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5476            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5477         }
5478         [sheet setContext:@"modify"];
5479
5480         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5481     }
5482 }
5483
5484 // We don't want to allow non-commercial packages to do custom things to the install button,
5485 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5486 - (void) customButtonClicked {
5487     if (commercial_)
5488         [super customButtonClicked];
5489     else
5490         [self _customButtonClicked];
5491 }
5492
5493 - (void) reloadButtonClicked {
5494     // Don't reload a commerical package by tapping the loading button,
5495     // but if it's not an Install button, we should forward it on.
5496     if (![package_ uninstalled])
5497         [self _customButtonClicked];
5498 }
5499
5500 - (void) applyLoadingTitle {
5501     // Don't show "Loading" as the title. Ever.
5502 }
5503
5504 - (UIBarButtonItem *) rightButton {
5505     return button_;
5506 }
5507 #endif
5508
5509 - (id) initWithDatabase:(Database *)database {
5510     if ((self = [super init]) != nil) {
5511         database_ = database;
5512         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5513         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5514     } return self;
5515 }
5516
5517 - (void) setPackage:(Package *)package {
5518     if (package_ != nil) {
5519         [package_ autorelease];
5520         package_ = nil;
5521     }
5522
5523     if (name_ != nil) {
5524         [name_ release];
5525         name_ = nil;
5526     }
5527
5528     [buttons_ removeAllObjects];
5529
5530     if (package != nil) {
5531         [package parse];
5532
5533         package_ = [package retain];
5534         name_ = [[package id] retain];
5535         commercial_ = [package isCommercial];
5536
5537         if ([package_ mode] != nil)
5538             [buttons_ addObject:UCLocalize("CLEAR")];
5539         if ([package_ source] == nil);
5540         else if ([package_ upgradableAndEssential:NO])
5541             [buttons_ addObject:UCLocalize("UPGRADE")];
5542         else if ([package_ uninstalled])
5543             [buttons_ addObject:UCLocalize("INSTALL")];
5544         else
5545             [buttons_ addObject:UCLocalize("REINSTALL")];
5546         if (![package_ uninstalled])
5547             [buttons_ addObject:UCLocalize("REMOVE")];
5548     }
5549
5550     if (button_ != nil)
5551         [button_ release];
5552
5553     NSString *title;
5554     switch ([buttons_ count]) {
5555         case 0: title = nil; break;
5556         case 1: title = [buttons_ objectAtIndex:0]; break;
5557         default: title = UCLocalize("MODIFY"); break;
5558     }
5559
5560     button_ = [[UIBarButtonItem alloc]
5561         initWithTitle:title
5562         style:UIBarButtonItemStylePlain
5563         target:self
5564         action:@selector(customButtonClicked)
5565     ];
5566
5567     [self reloadURL];
5568 }
5569
5570 - (bool) isLoading {
5571     return commercial_ ? [super isLoading] : false;
5572 }
5573
5574 - (void) reloadData {
5575     [self setPackage:[database_ packageWithName:name_]];
5576 }
5577
5578 @end
5579 /* }}} */
5580
5581 /* Package Table {{{ */
5582 @interface PackageTable : UIView <
5583     UITableViewDataSource,
5584     UITableViewDelegate
5585 > {
5586     _transient Database *database_;
5587     unsigned era_;
5588     NSMutableArray *packages_;
5589     NSMutableArray *sections_;
5590     UITableView *list_;
5591     NSMutableArray *index_;
5592     NSMutableDictionary *indices_;
5593     // XXX: this target_ seems to be delegate_. :(
5594     _transient id target_;
5595     SEL action_;
5596     // XXX: why do we even have this delegate_?
5597     _transient id delegate_;
5598 }
5599
5600 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action;
5601
5602 - (void) setDelegate:(id)delegate;
5603
5604 - (void) reloadData;
5605 - (void) resetCursor;
5606
5607 - (UITableView *) list;
5608
5609 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5610
5611 - (void) deselectWithAnimation:(BOOL)animated;
5612
5613 @end
5614
5615 @implementation PackageTable
5616
5617 - (void) dealloc {
5618     [packages_ release];
5619     [sections_ release];
5620     [list_ release];
5621     [index_ release];
5622     [indices_ release];
5623
5624     [super dealloc];
5625 }
5626
5627 + (BOOL) hasIndexedCollation {
5628     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
5629 }
5630
5631 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5632     NSInteger count([sections_ count]);
5633     return count == 0 ? 1 : count;
5634 }
5635
5636 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5637     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
5638         return nil;
5639     return [[sections_ objectAtIndex:section] name];
5640 }
5641
5642 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5643     if ([sections_ count] == 0)
5644         return 0;
5645     return [[sections_ objectAtIndex:section] count];
5646 }
5647
5648 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5649 @synchronized (database_) {
5650     if ([database_ era] != era_)
5651         return nil;
5652
5653     Section *section([sections_ objectAtIndex:[path section]]);
5654     NSInteger row([path row]);
5655     Package *package([packages_ objectAtIndex:([section row] + row)]);
5656     return [[package retain] autorelease];
5657 } }
5658
5659 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5660     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5661     if (cell == nil)
5662         cell = [[[PackageCell alloc] init] autorelease];
5663     [cell setPackage:[self packageAtIndexPath:path]];
5664     return cell;
5665 }
5666
5667 - (void) deselectWithAnimation:(BOOL)animated {
5668     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5669 }
5670
5671 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5672     Package *package([self packageAtIndexPath:path]);
5673     package = [database_ packageWithName:[package id]];
5674     [target_ performSelector:action_ withObject:package];
5675     return path;
5676 }
5677
5678 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5679     // XXX: is 20 the most optimal number here?
5680     return [packages_ count] > 20 ? index_ : nil;
5681 }
5682
5683 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5684     if ([[self class] hasIndexedCollation]) {
5685         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
5686     }
5687
5688     return index;
5689 }
5690
5691 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action {
5692     if ((self = [super initWithFrame:frame]) != nil) {
5693         database_ = database;
5694
5695         target_ = target;
5696         action_ = action;
5697
5698         index_ = [[self class] hasIndexedCollation]
5699             ? [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
5700             : [[NSMutableArray alloc] initWithCapacity:32];
5701         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5702
5703         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5704         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5705
5706         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5707         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5708         [list_ setRowHeight:73];
5709         [self addSubview:list_];
5710
5711         [list_ setDataSource:self];
5712         [list_ setDelegate:self];
5713     } return self;
5714 }
5715
5716 - (void) setDelegate:(id)delegate {
5717     delegate_ = delegate;
5718 }
5719
5720 - (bool) hasPackage:(Package *)package {
5721     return true;
5722 }
5723
5724 - (void) reloadData {
5725     era_ = [database_ era];
5726     NSArray *packages = [database_ packages];
5727
5728     [packages_ removeAllObjects];
5729     [sections_ removeAllObjects];
5730
5731     _profile(PackageTable$reloadData$Filter)
5732         for (Package *package in packages)
5733             if ([self hasPackage:package])
5734                 [packages_ addObject:package];
5735     _end
5736
5737     [indices_ removeAllObjects];
5738
5739     Section *section = nil;
5740
5741     if ([[self class] hasIndexedCollation]) {
5742         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
5743         NSArray *titles = [collation sectionIndexTitles];
5744         int secidx = -1;
5745
5746         _profile(PackageTable$reloadData$Section)
5747             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5748                 Package *package;
5749                 int index;
5750
5751                 _profile(PackageTable$reloadData$Section$Package)
5752                     package = [packages_ objectAtIndex:offset];
5753                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
5754                 _end
5755
5756                 while (secidx < index) {
5757                     secidx += 1;
5758
5759                     _profile(PackageTable$reloadData$Section$Allocate)
5760                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
5761                     _end
5762
5763                     _profile(PackageTable$reloadData$Section$Add)
5764                         [sections_ addObject:section];
5765                     _end
5766                 }
5767
5768                 [section addToCount];
5769             }
5770         _end
5771     } else {
5772         [index_ removeAllObjects];
5773
5774         _profile(PackageTable$reloadData$Section)
5775             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5776                 Package *package;
5777                 unichar index;
5778
5779                 _profile(PackageTable$reloadData$Section$Package)
5780                     package = [packages_ objectAtIndex:offset];
5781                     index = [package index];
5782                 _end
5783
5784                 if (section == nil || [section index] != index) {
5785                     _profile(PackageTable$reloadData$Section$Allocate)
5786                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5787                     _end
5788
5789                     [index_ addObject:[section name]];
5790                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5791
5792                     _profile(PackageTable$reloadData$Section$Add)
5793                         [sections_ addObject:section];
5794                     _end
5795                 }
5796
5797                 [section addToCount];
5798             }
5799         _end
5800     }
5801
5802     _profile(PackageTable$reloadData$List)
5803         [list_ reloadData];
5804     _end
5805 }
5806
5807 - (void) resetCursor {
5808     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5809 }
5810
5811 - (UITableView *) list {
5812     return list_;
5813 }
5814
5815 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5816     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5817 }
5818
5819 @end
5820 /* }}} */
5821 /* Filtered Package Table {{{ */
5822 @interface FilteredPackageTable : PackageTable {
5823     SEL filter_;
5824     IMP imp_;
5825     id object_;
5826 }
5827
5828 - (void) setObject:(id)object;
5829 - (void) setObject:(id)object forFilter:(SEL)filter;
5830
5831 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object;
5832
5833 @end
5834
5835 @implementation FilteredPackageTable
5836
5837 - (void) dealloc {
5838     if (object_ != nil)
5839         [object_ release];
5840     [super dealloc];
5841 }
5842
5843 - (void) setFilter:(SEL)filter {
5844     filter_ = filter;
5845
5846     /* XXX: this is an unsafe optimization of doomy hell */
5847     Method method(class_getInstanceMethod([Package class], filter));
5848     _assert(method != NULL);
5849     imp_ = method_getImplementation(method);
5850     _assert(imp_ != NULL);
5851 }
5852
5853 - (void) setObject:(id)object {
5854     if (object_ != nil)
5855         [object_ release];
5856     if (object == nil)
5857         object_ = nil;
5858     else
5859         object_ = [object retain];
5860 }
5861
5862 - (void) setObject:(id)object forFilter:(SEL)filter {
5863     [self setFilter:filter];
5864     [self setObject:object];
5865 }
5866
5867 - (bool) hasPackage:(Package *)package {
5868     _profile(FilteredPackageTable$hasPackage)
5869         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5870     _end
5871 }
5872
5873 - (id) initWithFrame:(CGRect)frame database:(Database *)database target:(id)target action:(SEL)action filter:(SEL)filter with:(id)object {
5874     if ((self = [super initWithFrame:frame database:database target:target action:action]) != nil) {
5875         [self setFilter:filter];
5876         object_ = [object retain];
5877         [self reloadData];
5878     } return self;
5879 }
5880
5881 @end
5882 /* }}} */
5883 /* Filtered Package Controller {{{ */
5884 @interface FilteredPackageController : CYViewController {
5885     _transient Database *database_;
5886     FilteredPackageTable *packages_;
5887     NSString *title_;
5888 }
5889
5890 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5891
5892 @end
5893
5894 @implementation FilteredPackageController
5895
5896 - (void) dealloc {
5897     [packages_ release];
5898     [title_ release];
5899
5900     [super dealloc];
5901 }
5902
5903 - (void) viewDidAppear:(BOOL)animated {
5904     [super viewDidAppear:animated];
5905     [packages_ deselectWithAnimation:animated];
5906 }
5907
5908 - (void) didSelectPackage:(Package *)package {
5909     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_] autorelease]);
5910     [view setPackage:package];
5911     [view setDelegate:delegate_];
5912     [[self navigationController] pushViewController:view animated:YES];
5913 }
5914
5915 - (NSString *) title { return title_; }
5916
5917 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5918     if ((self = [super init]) != nil) {
5919         database_ = database;
5920         title_ = [title copy];
5921         [[self navigationItem] setTitle:title_];
5922
5923         packages_ = [[FilteredPackageTable alloc]
5924             initWithFrame:[[self view] bounds]
5925             database:database
5926             target:self
5927             action:@selector(didSelectPackage:)
5928             filter:filter
5929             with:object
5930         ];
5931
5932         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5933         [[self view] addSubview:packages_];
5934     } return self;
5935 }
5936
5937 - (void) reloadData {
5938     [packages_ reloadData];
5939 }
5940
5941 - (void) setDelegate:(id)delegate {
5942     [super setDelegate:delegate];
5943     [packages_ setDelegate:delegate];
5944 }
5945
5946 @end
5947
5948 /* }}} */
5949
5950 /* Home Controller {{{ */
5951 @interface HomeController : CYBrowserController {
5952 }
5953 @end
5954
5955 @implementation HomeController
5956
5957 + (BOOL)shouldHideNavigationBar {
5958     return NO;
5959 }
5960
5961 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
5962     [super _setMoreHeaders:request];
5963
5964     if (ChipID_ != nil)
5965         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
5966     if (UniqueID_ != nil)
5967         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5968     if (PLMN_ != nil)
5969         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
5970 }
5971
5972 - (void) aboutButtonClicked {
5973     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
5974
5975     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
5976     [alert addButtonWithTitle:UCLocalize("CLOSE")];
5977     [alert setCancelButtonIndex:0];
5978
5979     [alert setMessage:
5980         @"Copyright (C) 2008-2010\n"
5981         "Jay Freeman (saurik)\n"
5982         "saurik@saurik.com\n"
5983         "http://www.saurik.com/"
5984     ];
5985
5986     [alert show];
5987 }
5988
5989 - (void) viewWillAppear:(BOOL)animated {
5990     [super viewWillAppear:animated];
5991
5992     if ([[self class] shouldHideNavigationBar])
5993         [[self navigationController] setNavigationBarHidden:YES animated:animated];
5994 }
5995
5996 - (void) viewWillDisappear:(BOOL)animated {
5997     [super viewWillDisappear:animated];
5998
5999     if ([[self class] shouldHideNavigationBar])
6000         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6001 }
6002
6003 - (id) init {
6004     if ((self = [super init]) != nil) {
6005         [self loadURL:[NSURL URLWithString:CydiaURL(@"")]];
6006
6007         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6008             initWithTitle:UCLocalize("ABOUT")
6009             style:UIBarButtonItemStylePlain
6010             target:self
6011             action:@selector(aboutButtonClicked)
6012         ] autorelease]];
6013     } return self;
6014 }
6015
6016 @end
6017 /* }}} */
6018 /* Manage Controller {{{ */
6019 @interface ManageController : CYBrowserController {
6020 }
6021
6022 - (void) queueStatusDidChange;
6023 @end
6024
6025 @implementation ManageController
6026
6027 - (id) init {
6028     if ((self = [super init]) != nil) {
6029         [[self navigationItem] setTitle:UCLocalize("MANAGE")];
6030
6031         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]];
6032
6033         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6034             initWithTitle:UCLocalize("SETTINGS")
6035             style:UIBarButtonItemStylePlain
6036             target:self
6037             action:@selector(settingsButtonClicked)
6038         ] autorelease]];
6039
6040         [self queueStatusDidChange];
6041     } return self;
6042 }
6043
6044 - (void) settingsButtonClicked {
6045     [delegate_ showSettings];
6046 }
6047
6048 #if !AlwaysReload
6049 - (void) queueButtonClicked {
6050     [delegate_ queue];
6051 }
6052
6053 - (void) applyLoadingTitle {
6054     // No "Loading" title.
6055 }
6056
6057 - (void) applyRightButton {
6058     // No right button.
6059 }
6060 #endif
6061
6062 - (void) queueStatusDidChange {
6063 #if !AlwaysReload
6064     if (!IsWildcat_ && Queuing_) {
6065         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6066             initWithTitle:UCLocalize("QUEUE")
6067             style:UIBarButtonItemStyleDone
6068             target:self
6069             action:@selector(queueButtonClicked)
6070         ] autorelease]];
6071     } else {
6072         [[self navigationItem] setRightBarButtonItem:nil];
6073     }
6074 #endif
6075 }
6076
6077 - (bool) isLoading {
6078     return false;
6079 }
6080
6081 @end
6082 /* }}} */
6083
6084 /* Refresh Bar {{{ */
6085 @interface RefreshBar : UINavigationBar {
6086     UIProgressIndicator *indicator_;
6087     UITextLabel *prompt_;
6088     UIProgressBar *progress_;
6089     UINavigationButton *cancel_;
6090 }
6091
6092 @end
6093
6094 @implementation RefreshBar
6095
6096 - (void) dealloc {
6097     [indicator_ release];
6098     [prompt_ release];
6099     [progress_ release];
6100     [cancel_ release];
6101     [super dealloc];
6102 }
6103
6104 - (void) positionViews {
6105     CGRect frame = [cancel_ frame];
6106     frame.size = [cancel_ sizeThatFits:frame.size];
6107     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6108     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6109     [cancel_ setFrame:frame];
6110
6111     CGSize prgsize = {75, 100};
6112     CGRect prgrect = {{
6113         [self frame].size.width - prgsize.width - 10,
6114         ([self frame].size.height - prgsize.height) / 2
6115     } , prgsize};
6116     [progress_ setFrame:prgrect];
6117
6118     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6119     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6120     CGRect indrect = {{indoffset, indoffset}, indsize};
6121     [indicator_ setFrame:indrect];
6122
6123     CGSize prmsize = {215, indsize.height + 4};
6124     CGRect prmrect = {{
6125         indoffset * 2 + indsize.width,
6126         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6127     }, prmsize};
6128     [prompt_ setFrame:prmrect];
6129 }
6130
6131 - (void)setFrame:(CGRect)frame {
6132     [super setFrame:frame];
6133
6134     [self positionViews];
6135 }
6136
6137 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6138     if ((self = [super initWithFrame:frame])) {
6139         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6140
6141         [self setBarStyle:UIBarStyleBlack];
6142
6143         UIBarStyle barstyle([self _barStyle:NO]);
6144         bool ugly(barstyle == UIBarStyleDefault);
6145
6146         UIProgressIndicatorStyle style = ugly ?
6147             UIProgressIndicatorStyleMediumBrown :
6148             UIProgressIndicatorStyleMediumWhite;
6149
6150         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6151         [indicator_ setStyle:style];
6152         [indicator_ startAnimation];
6153         [self addSubview:indicator_];
6154
6155         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6156         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6157         [prompt_ setBackgroundColor:[UIColor clearColor]];
6158         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6159         [self addSubview:prompt_];
6160
6161         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6162         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6163         [progress_ setStyle:0];
6164         [self addSubview:progress_];
6165
6166         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6167         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6168         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6169         [cancel_ setBarStyle:barstyle];
6170
6171         [self positionViews];
6172     } return self;
6173 }
6174
6175 - (void) cancel {
6176     [cancel_ removeFromSuperview];
6177 }
6178
6179 - (void) start {
6180     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6181     [progress_ setProgress:0];
6182     [self addSubview:cancel_];
6183 }
6184
6185 - (void) stop {
6186     [cancel_ removeFromSuperview];
6187 }
6188
6189 - (void) setPrompt:(NSString *)prompt {
6190     [prompt_ setText:prompt];
6191 }
6192
6193 - (void) setProgress:(float)progress {
6194     [progress_ setProgress:progress];
6195 }
6196
6197 @end
6198 /* }}} */
6199
6200 @class CYNavigationController;
6201
6202 /* Cydia Tab Bar Controller {{{ */
6203 @interface CYTabBarController : UITabBarController <
6204     ProgressDelegate
6205 > {
6206     _transient Database *database_;
6207     RefreshBar *refreshbar_;
6208
6209     bool dropped_;
6210     bool updating_;
6211     // XXX: ok, "updatedelegate_"?...
6212     _transient NSObject<CydiaDelegate> *updatedelegate_;
6213
6214     id root_;
6215 }
6216
6217 - (void) dropBar:(BOOL)animated;
6218 - (void) beginUpdate;
6219 - (void) raiseBar:(BOOL)animated;
6220 - (BOOL) updating;
6221
6222 @end
6223
6224 @implementation CYTabBarController
6225
6226 - (void) reloadData {
6227     size_t count([[self viewControllers] count]);
6228     for (size_t i(0); i != count; ++i) {
6229         CYNavigationController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6230         [page reloadData];
6231     }
6232
6233     [(CYNavigationController *)[self transientViewController] reloadData];
6234 }
6235
6236 - (id) initWithDatabase:(Database *)database {
6237     if ((self = [super init]) != nil) {
6238         database_ = database;
6239
6240         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6241         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6242
6243         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6244     } return self;
6245 }
6246
6247 - (void) setUpdate:(NSDate *)date {
6248     [self beginUpdate];
6249 }
6250
6251 - (void) beginUpdate {
6252     [refreshbar_ start];
6253     [self dropBar:YES];
6254
6255     [updatedelegate_ retainNetworkActivityIndicator];
6256     updating_ = true;
6257
6258     [NSThread
6259         detachNewThreadSelector:@selector(performUpdate)
6260         toTarget:self
6261         withObject:nil
6262     ];
6263 }
6264
6265 - (void) performUpdate { _pooled
6266     Status status;
6267     status.setDelegate(self);
6268     [database_ updateWithStatus:status];
6269
6270     [self
6271         performSelectorOnMainThread:@selector(completeUpdate)
6272         withObject:nil
6273         waitUntilDone:NO
6274     ];
6275 }
6276
6277 - (void) stopUpdateWithSelector:(SEL)selector {
6278     updating_ = false;
6279     [updatedelegate_ releaseNetworkActivityIndicator];
6280
6281     [self raiseBar:YES];
6282     [refreshbar_ stop];
6283
6284     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6285 }
6286
6287 - (void) completeUpdate {
6288     if (!updating_)
6289         return;
6290     [self stopUpdateWithSelector:@selector(reloadData)];
6291 }
6292
6293 - (void) cancelUpdate {
6294     [self stopUpdateWithSelector:@selector(updateData)];
6295 }
6296
6297 - (void) cancelPressed {
6298     [self cancelUpdate];
6299 }
6300
6301 - (BOOL) updating {
6302     return updating_;
6303 }
6304
6305 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6306     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6307 }
6308
6309 - (void) startProgress {
6310 }
6311
6312 - (void) setProgressTitle:(NSString *)title {
6313     [self
6314         performSelectorOnMainThread:@selector(_setProgressTitle:)
6315         withObject:title
6316         waitUntilDone:YES
6317     ];
6318 }
6319
6320 - (bool) isCancelling:(size_t)received {
6321     return !updating_;
6322 }
6323
6324 - (void) setProgressPercent:(float)percent {
6325     [self
6326         performSelectorOnMainThread:@selector(_setProgressPercent:)
6327         withObject:[NSNumber numberWithFloat:percent]
6328         waitUntilDone:YES
6329     ];
6330 }
6331
6332 - (void) addProgressOutput:(NSString *)output {
6333     [self
6334         performSelectorOnMainThread:@selector(_addProgressOutput:)
6335         withObject:output
6336         waitUntilDone:YES
6337     ];
6338 }
6339
6340 - (void) _setProgressTitle:(NSString *)title {
6341     [refreshbar_ setPrompt:title];
6342 }
6343
6344 - (void) _setProgressPercent:(NSNumber *)percent {
6345     [refreshbar_ setProgress:[percent floatValue]];
6346 }
6347
6348 - (void) _addProgressOutput:(NSString *)output {
6349 }
6350
6351 - (void) setUpdateDelegate:(id)delegate {
6352     updatedelegate_ = delegate;
6353 }
6354
6355 - (CGFloat) statusBarHeight {
6356     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6357         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6358     } else {
6359         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6360     }
6361 }
6362
6363 - (UIView *) transitionView {
6364     if ([self respondsToSelector:@selector(_transitionView)])
6365         return [self _transitionView];
6366     else
6367         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6368 }
6369
6370 - (void) dropBar:(BOOL)animated {
6371     if (dropped_)
6372         return;
6373     dropped_ = true;
6374
6375     UIView *transition([self transitionView]);
6376     [[self view] addSubview:refreshbar_];
6377
6378     CGRect barframe([refreshbar_ frame]);
6379
6380     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6381         barframe.origin.y = [self statusBarHeight];
6382     else
6383         barframe.origin.y = 0;
6384
6385     [refreshbar_ setFrame:barframe];
6386
6387     if (animated)
6388         [UIView beginAnimations:nil context:NULL];
6389
6390     CGRect viewframe = [transition frame];
6391     viewframe.origin.y += barframe.size.height;
6392     viewframe.size.height -= barframe.size.height;
6393     [transition setFrame:viewframe];
6394
6395     if (animated)
6396         [UIView commitAnimations];
6397
6398     // Ensure bar has the proper width for our view, it might have changed
6399     barframe.size.width = viewframe.size.width;
6400     [refreshbar_ setFrame:barframe];
6401
6402     // XXX: fix Apple's layout bug
6403     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6404 }
6405
6406 - (void) raiseBar:(BOOL)animated {
6407     if (!dropped_)
6408         return;
6409     dropped_ = false;
6410
6411     UIView *transition([self transitionView]);
6412     [refreshbar_ removeFromSuperview];
6413
6414     CGRect barframe([refreshbar_ frame]);
6415
6416     if (animated)
6417         [UIView beginAnimations:nil context:NULL];
6418
6419     CGRect viewframe = [transition frame];
6420     viewframe.origin.y -= barframe.size.height;
6421     viewframe.size.height += barframe.size.height;
6422     [transition setFrame:viewframe];
6423
6424     if (animated)
6425         [UIView commitAnimations];
6426
6427     // XXX: fix Apple's layout bug
6428     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6429 }
6430
6431 #if 0
6432 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6433     // XXX: fix Apple's layout bug
6434     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6435 }
6436 #endif
6437
6438 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6439     bool dropped(dropped_);
6440
6441     if (dropped)
6442         [self raiseBar:NO];
6443
6444     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6445
6446     if (dropped)
6447         [self dropBar:NO];
6448
6449     // XXX: fix Apple's layout bug
6450     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6451 }
6452
6453 - (void) statusBarFrameChanged:(NSNotification *)notification {
6454     if (dropped_) {
6455         [self raiseBar:NO];
6456         [self dropBar:NO];
6457     }
6458 }
6459
6460 - (void) dealloc {
6461     [refreshbar_ release];
6462     [[NSNotificationCenter defaultCenter] removeObserver:self];
6463     [super dealloc];
6464 }
6465
6466 @end
6467 /* }}} */
6468 /* Cydia Navigation Controller {{{ */
6469 @interface CYNavigationController : UINavigationController {
6470     _transient Database *database_;
6471     _transient id<UINavigationControllerDelegate> delegate_;
6472 }
6473
6474 - (id) initWithDatabase:(Database *)database;
6475 - (void) reloadData;
6476
6477 @end
6478
6479
6480 @implementation CYNavigationController
6481
6482 - (void) dealloc {
6483     [super dealloc];
6484 }
6485
6486 - (void) reloadData {
6487     size_t count([[self viewControllers] count]);
6488     for (size_t i(0); i != count; ++i) {
6489         CYViewController *page([[self viewControllers] objectAtIndex:(count - i - 1)]);
6490         [page reloadData];
6491     }
6492 }
6493
6494 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6495     delegate_ = delegate;
6496 }
6497
6498 - (id) initWithDatabase:(Database *)database {
6499     if ((self = [super init]) != nil) {
6500         database_ = database;
6501     } return self;
6502 }
6503
6504 @end
6505 /* }}} */
6506
6507 /* Cydia:// Protocol {{{ */
6508 @interface CydiaURLProtocol : NSURLProtocol {
6509 }
6510
6511 @end
6512
6513 @implementation CydiaURLProtocol
6514
6515 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6516     NSURL *url([request URL]);
6517     if (url == nil)
6518         return NO;
6519     NSString *scheme([[url scheme] lowercaseString]);
6520     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6521         return NO;
6522     return YES;
6523 }
6524
6525 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6526     return request;
6527 }
6528
6529 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6530     id<NSURLProtocolClient> client([self client]);
6531     if (icon == nil)
6532         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6533     else {
6534         NSData *data(UIImagePNGRepresentation(icon));
6535
6536         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6537         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6538         [client URLProtocol:self didLoadData:data];
6539         [client URLProtocolDidFinishLoading:self];
6540     }
6541 }
6542
6543 - (void) startLoading {
6544     id<NSURLProtocolClient> client([self client]);
6545     NSURLRequest *request([self request]);
6546
6547     NSURL *url([request URL]);
6548     NSString *href([url absoluteString]);
6549
6550     NSString *path([href substringFromIndex:8]);
6551     NSRange slash([path rangeOfString:@"/"]);
6552
6553     NSString *command;
6554     if (slash.location == NSNotFound) {
6555         command = path;
6556         path = nil;
6557     } else {
6558         command = [path substringToIndex:slash.location];
6559         path = [path substringFromIndex:(slash.location + 1)];
6560     }
6561
6562     Database *database([Database sharedInstance]);
6563
6564     if ([command isEqualToString:@"package-icon"]) {
6565         if (path == nil)
6566             goto fail;
6567         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6568         Package *package([database packageWithName:path]);
6569         if (package == nil)
6570             goto fail;
6571         UIImage *icon([package icon]);
6572         [self _returnPNGWithImage:icon forRequest:request];
6573     } else if ([command isEqualToString:@"source-icon"]) {
6574         if (path == nil)
6575             goto fail;
6576         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6577         NSString *source(Simplify(path));
6578         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6579         if (icon == nil)
6580             icon = [UIImage applicationImageNamed:@"unknown.png"];
6581         [self _returnPNGWithImage:icon forRequest:request];
6582     } else if ([command isEqualToString:@"uikit-image"]) {
6583         if (path == nil)
6584             goto fail;
6585         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6586         UIImage *icon(_UIImageWithName(path));
6587         [self _returnPNGWithImage:icon forRequest:request];
6588     } else if ([command isEqualToString:@"section-icon"]) {
6589         if (path == nil)
6590             goto fail;
6591         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6592         NSString *section(Simplify(path));
6593         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6594         if (icon == nil)
6595             icon = [UIImage applicationImageNamed:@"unknown.png"];
6596         [self _returnPNGWithImage:icon forRequest:request];
6597     } else fail: {
6598         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6599     }
6600 }
6601
6602 - (void) stopLoading {
6603 }
6604
6605 @end
6606 /* }}} */
6607
6608 /* Section Controller {{{ */
6609 @interface SectionController : FilteredPackageController {
6610 }
6611
6612 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6613
6614 @end
6615
6616 @implementation SectionController
6617
6618 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6619     NSString *title;
6620
6621     if (name == nil) {
6622         title = UCLocalize("ALL_PACKAGES");
6623     } else if (![name isEqual:@""]) {
6624         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6625     } else {
6626         title = UCLocalize("NO_SECTION");
6627     }
6628
6629     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6630     } return self;
6631 }
6632
6633 @end
6634 /* }}} */
6635 /* Sections Controller {{{ */
6636 @interface SectionsController : CYViewController <
6637     UITableViewDataSource,
6638     UITableViewDelegate
6639 > {
6640     _transient Database *database_;
6641     NSMutableArray *sections_;
6642     NSMutableArray *filtered_;
6643     UITableView *list_;
6644     BOOL editing_;
6645 }
6646
6647 - (id) initWithDatabase:(Database *)database;
6648 - (void) reloadData;
6649 - (void) resetView;
6650
6651 - (void) editButtonClicked;
6652
6653 @end
6654
6655 @implementation SectionsController
6656
6657 - (void) dealloc {
6658     [list_ setDataSource:nil];
6659     [list_ setDelegate:nil];
6660
6661     [sections_ release];
6662     [filtered_ release];
6663     [list_ release];
6664     [super dealloc];
6665 }
6666
6667 - (void) updateNavigationItem {
6668     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
6669     if ([sections_ count] == 0) {
6670         [[self navigationItem] setRightBarButtonItem:nil];
6671     } else {
6672         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
6673             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
6674             target:self
6675             action:@selector(editButtonClicked)
6676         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
6677     }
6678 }
6679
6680 - (void) setEditing:(BOOL)editing {
6681     if ((editing_ = editing))
6682         [list_ reloadData];
6683     else
6684         [delegate_ updateData];
6685
6686     [self updateNavigationItem];
6687 }
6688
6689 - (void) viewDidAppear:(BOOL)animated {
6690     [super viewDidAppear:animated];
6691     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6692 }
6693
6694 - (void) viewWillDisappear:(BOOL)animated {
6695     [super viewWillDisappear:animated];
6696     if (editing_) [self setEditing:NO];
6697 }
6698
6699 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
6700     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
6701     return section;
6702 }
6703
6704 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6705     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6706 }
6707
6708 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6709     return 45.0f;
6710 }*/
6711
6712 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6713     static NSString *reuseIdentifier = @"SectionCell";
6714
6715     SectionCell *cell = (SectionCell *) [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6716     if (cell == nil)
6717         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6718
6719     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
6720
6721     return cell;
6722 }
6723
6724 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
6725     if (editing_)
6726         return;
6727
6728     Section *section = [self sectionAtIndexPath:indexPath];
6729
6730     SectionController *controller = [[[SectionController alloc]
6731         initWithDatabase:database_
6732         section:[section name]
6733     ] autorelease];
6734     [controller setDelegate:delegate_];
6735
6736     [[self navigationController] pushViewController:controller animated:YES];
6737 }
6738
6739 - (id) initWithDatabase:(Database *)database {
6740     if ((self = [super init]) != nil) {
6741         database_ = database;
6742
6743         [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
6744
6745         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6746         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6747
6748         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
6749         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6750         [list_ setRowHeight:45.0f];
6751         [[self view] addSubview:list_];
6752
6753         [list_ setDataSource:self];
6754         [list_ setDelegate:self];
6755
6756         [self reloadData];
6757     } return self;
6758 }
6759
6760 - (void) reloadData {
6761     NSArray *packages = [database_ packages];
6762
6763     [sections_ removeAllObjects];
6764     [filtered_ removeAllObjects];
6765
6766     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6767
6768     _trace();
6769     for (Package *package in packages) {
6770         NSString *name([package section]);
6771         NSString *key(name == nil ? @"" : name);
6772
6773         Section *section;
6774
6775         _profile(SectionsView$reloadData$Section)
6776             section = [sections objectForKey:key];
6777             if (section == nil) {
6778                 _profile(SectionsView$reloadData$Section$Allocate)
6779                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6780                     [sections setObject:section forKey:key];
6781                 _end
6782             }
6783         _end
6784
6785         [section addToCount];
6786
6787         _profile(SectionsView$reloadData$Filter)
6788             if (![package valid] || ![package visible])
6789                 continue;
6790         _end
6791
6792         [section addToRow];
6793     }
6794     _trace();
6795
6796     [sections_ addObjectsFromArray:[sections allValues]];
6797
6798     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6799
6800     for (Section *section in sections_) {
6801         size_t count([section row]);
6802         if (count == 0)
6803             continue;
6804
6805         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6806         [section setCount:count];
6807         [filtered_ addObject:section];
6808     }
6809
6810     [self updateNavigationItem];
6811     [list_ reloadData];
6812     _trace();
6813 }
6814
6815 - (void) resetView {
6816     if (editing_)
6817         [self editButtonClicked];
6818 }
6819
6820 - (void)editButtonClicked {
6821     [self setEditing:!editing_];
6822 }
6823
6824 @end
6825 /* }}} */
6826
6827 /* Changes Controller {{{ */
6828 @interface ChangesController : CYViewController <
6829     UITableViewDataSource,
6830     UITableViewDelegate
6831 > {
6832     _transient Database *database_;
6833     unsigned era_;
6834     CFMutableArrayRef packages_;
6835     NSMutableArray *sections_;
6836     UITableView *list_;
6837     unsigned upgrades_;
6838     BOOL hasSentFirstLoad_;
6839 }
6840
6841 - (id) initWithDatabase:(Database *)database;
6842
6843 @end
6844
6845 @implementation ChangesController
6846
6847 - (void) dealloc {
6848     [list_ setDelegate:nil];
6849     [list_ setDataSource:nil];
6850
6851     CFRelease(packages_);
6852
6853     [sections_ release];
6854     [list_ release];
6855     [super dealloc];
6856 }
6857
6858 - (void) viewDidAppear:(BOOL)animated {
6859     [super viewDidAppear:animated];
6860     if (!hasSentFirstLoad_) {
6861         hasSentFirstLoad_ = YES;
6862         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
6863     } else {
6864         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6865     }
6866 }
6867
6868 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6869     NSInteger count([sections_ count]);
6870     return count == 0 ? 1 : count;
6871 }
6872
6873 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6874     if ([sections_ count] == 0)
6875         return nil;
6876     return [[sections_ objectAtIndex:section] name];
6877 }
6878
6879 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6880     if ([sections_ count] == 0)
6881         return 0;
6882     return [[sections_ objectAtIndex:section] count];
6883 }
6884
6885 - (Package *) packageAtIndex:(NSUInteger)index {
6886     return (Package *) CFArrayGetValueAtIndex(packages_, index);
6887 }
6888
6889 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6890 @synchronized (database_) {
6891     if ([database_ era] != era_)
6892         return nil;
6893
6894     NSUInteger sectionIndex([path section]);
6895     if (sectionIndex >= [sections_ count])
6896         return nil;
6897     Section *section([sections_ objectAtIndex:sectionIndex]);
6898     NSInteger row([path row]);
6899     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
6900 } }
6901
6902 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6903     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6904     if (cell == nil)
6905         cell = [[[PackageCell alloc] init] autorelease];
6906     [cell setPackage:[self packageAtIndexPath:path]];
6907     return cell;
6908 }
6909
6910 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
6911     Package *package([self packageAtIndexPath:path]);
6912     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_] autorelease]);
6913     [view setDelegate:delegate_];
6914     [view setPackage:package];
6915     [[self navigationController] pushViewController:view animated:YES];
6916     return path;
6917 }
6918
6919 - (void) refreshButtonClicked {
6920     [delegate_ beginUpdate];
6921     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
6922 }
6923
6924 - (void) upgradeButtonClicked {
6925     [delegate_ distUpgrade];
6926 }
6927
6928 - (NSString *) title { return UCLocalize("CHANGES"); }
6929
6930 - (id) initWithDatabase:(Database *)database {
6931     if ((self = [super init]) != nil) {
6932         database_ = database;
6933         [[self navigationItem] setTitle:UCLocalize("CHANGES")];
6934
6935         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
6936         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6937
6938         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6939         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6940         [list_ setRowHeight:73];
6941         [[self view] addSubview:list_];
6942
6943         [list_ setDataSource:self];
6944         [list_ setDelegate:self];
6945     } return self;
6946 }
6947
6948 - (void) _reloadPackages:(NSArray *)packages {
6949     CFRelease(packages_);
6950     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
6951
6952     _trace();
6953     _profile(ChangesController$_reloadPackages$Filter)
6954         for (Package *package in packages)
6955             if ([package upgradableAndEssential:YES] || [package visible])
6956                 CFArrayAppendValue(packages_, package);
6957     _end
6958     _trace();
6959     _profile(ChangesController$_reloadPackages$radixSort)
6960         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
6961     _end
6962     _trace();
6963 }
6964
6965 - (void) reloadData {
6966 @synchronized (database_) {
6967     era_ = [database_ era];
6968     NSArray *packages = [database_ packages];
6969
6970     [sections_ removeAllObjects];
6971
6972 #if 1
6973     UIProgressHUD *hud([delegate_ addProgressHUD]);
6974     [hud setText:UCLocalize("LOADING")];
6975     //NSLog(@"HUD:%@::%@", delegate_, hud);
6976     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
6977     [delegate_ removeProgressHUD:hud];
6978 #else
6979     [self _reloadPackages:packages];
6980 #endif
6981
6982     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6983     Section *ignored = nil;
6984     Section *section = nil;
6985     time_t last = 0;
6986
6987     upgrades_ = 0;
6988     bool unseens = false;
6989
6990     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6991
6992     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
6993         Package *package = [self packageAtIndex:offset];
6994
6995         BOOL uae = [package upgradableAndEssential:YES];
6996
6997         if (!uae) {
6998             unseens = true;
6999             time_t seen([package seen]);
7000
7001             if (section == nil || last != seen) {
7002                 last = seen;
7003
7004                 NSString *name;
7005                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7006                 [name autorelease];
7007
7008                 _profile(ChangesController$reloadData$Allocate)
7009                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7010                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7011                     [sections_ addObject:section];
7012                 _end
7013             }
7014
7015             [section addToCount];
7016         } else if ([package ignored]) {
7017             if (ignored == nil) {
7018                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7019             }
7020             [ignored addToCount];
7021         } else {
7022             ++upgrades_;
7023             [upgradable addToCount];
7024         }
7025     }
7026     _trace();
7027
7028     CFRelease(formatter);
7029
7030     if (unseens) {
7031         Section *last = [sections_ lastObject];
7032         size_t count = [last count];
7033         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7034         [sections_ removeLastObject];
7035     }
7036
7037     if ([ignored count] != 0)
7038         [sections_ insertObject:ignored atIndex:0];
7039     if (upgrades_ != 0)
7040         [sections_ insertObject:upgradable atIndex:0];
7041
7042     [list_ reloadData];
7043
7044     if (upgrades_ > 0)
7045         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7046             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7047             style:UIBarButtonItemStylePlain
7048             target:self
7049             action:@selector(upgradeButtonClicked)
7050         ] autorelease]];
7051
7052     if (![delegate_ updating])
7053         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7054             initWithTitle:UCLocalize("REFRESH")
7055             style:UIBarButtonItemStylePlain
7056             target:self
7057             action:@selector(refreshButtonClicked)
7058         ] autorelease]];
7059
7060     PrintTimes();
7061 } }
7062
7063 @end
7064 /* }}} */
7065 /* Search Controller {{{ */
7066 @interface SearchController : FilteredPackageController <
7067     UISearchBarDelegate
7068 > {
7069     UISearchBar *search_;
7070 }
7071
7072 - (id) initWithDatabase:(Database *)database;
7073 - (void) setSearchTerm:(NSString *)term;
7074 - (void) reloadData;
7075
7076 @end
7077
7078 @implementation SearchController
7079
7080 - (void) dealloc {
7081     [search_ release];
7082     [super dealloc];
7083 }
7084
7085 - (void) setSearchTerm:(NSString *)searchTerm {
7086     [search_ setText:searchTerm];
7087 }
7088
7089 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7090     [packages_ setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7091     [search_ resignFirstResponder];
7092     [self reloadData];
7093 }
7094
7095 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7096     [packages_ setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7097     [self reloadData];
7098 }
7099
7100 - (id) initWithDatabase:(Database *)database {
7101     return [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil];
7102 }
7103
7104 - (void)viewDidAppear:(BOOL)animated {
7105     [super viewDidAppear:animated];
7106     if (!search_) {
7107         search_ = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7108         [search_ layoutSubviews];
7109         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7110
7111         UITextField *textField;
7112         if ([search_ respondsToSelector:@selector(searchField)])
7113             textField = [search_ searchField];
7114         else
7115             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7116
7117         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7118         [search_ setDelegate:self];
7119         [textField setEnablesReturnKeyAutomatically:NO];
7120         [[self navigationItem] setTitleView:textField];
7121     }
7122 }
7123
7124 - (void) _reloadData {
7125 }
7126
7127 - (void) reloadData {
7128     _profile(SearchController$reloadData)
7129         [packages_ reloadData];
7130     _end
7131     PrintTimes();
7132     [packages_ resetCursor];
7133 }
7134
7135 - (void) didSelectPackage:(Package *)package {
7136     [search_ resignFirstResponder];
7137     [super didSelectPackage:package];
7138 }
7139
7140 @end
7141 /* }}} */
7142 /* Package Settings Controller {{{ */
7143 @interface PackageSettingsController : CYViewController <
7144     UITableViewDataSource,
7145     UITableViewDelegate
7146 > {
7147     _transient Database *database_;
7148     NSString *name_;
7149     Package *package_;
7150     UITableView *table_;
7151     UISwitch *subscribedSwitch_;
7152     UISwitch *ignoredSwitch_;
7153     UITableViewCell *subscribedCell_;
7154     UITableViewCell *ignoredCell_;
7155 }
7156
7157 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7158
7159 @end
7160
7161 @implementation PackageSettingsController
7162
7163 - (void) dealloc {
7164     [name_ release];
7165     if (package_ != nil)
7166         [package_ release];
7167     [table_ release];
7168     [subscribedSwitch_ release];
7169     [ignoredSwitch_ release];
7170     [subscribedCell_ release];
7171     [ignoredCell_ release];
7172
7173     [super dealloc];
7174 }
7175
7176 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7177     if (package_ == nil)
7178         return 0;
7179
7180     return 1;
7181 }
7182
7183 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7184     if (package_ == nil)
7185         return 0;
7186
7187     return 2;
7188 }
7189
7190 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7191     return UCLocalize("CHANGE_PACKAGE_SETTINGS");
7192 }
7193
7194 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7195     return UCLocalize("SHOW_ALL_CHANGES_EX");
7196 }
7197
7198 - (void) onSubscribed:(id)control {
7199     bool value([control isOn]);
7200     if (package_ == nil)
7201         return;
7202     if ([package_ setSubscribed:value])
7203         [delegate_ updateData];
7204 }
7205
7206 - (void) onIgnored:(id)control {
7207     // TODO: set Held state - possibly call out to dpkg, etc.
7208 }
7209
7210 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7211     if (package_ == nil)
7212         return nil;
7213
7214     switch ([indexPath row]) {
7215         case 0: return subscribedCell_;
7216         case 1: return ignoredCell_;
7217
7218         _nodefault
7219     }
7220
7221     return nil;
7222 }
7223
7224 - (NSString *) title { return UCLocalize("SETTINGS"); }
7225
7226 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7227     if ((self = [super init])) {
7228         database_ = database;
7229         name_ = [package retain];
7230
7231         [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7232
7233         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7234         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7235         [[self view] addSubview:table_];
7236
7237         subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7238         [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7239         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7240
7241         ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7242         [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7243         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7244         // Disable this switch, since it only reflects (not modifies) the ignored state.
7245         [ignoredSwitch_ setUserInteractionEnabled:NO];
7246
7247         subscribedCell_ = [[UITableViewCell alloc] init];
7248         [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7249         [subscribedCell_ setAccessoryView:subscribedSwitch_];
7250         [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7251
7252         ignoredCell_ = [[UITableViewCell alloc] init];
7253         [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7254         [ignoredCell_ setAccessoryView:ignoredSwitch_];
7255         [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7256         // FIXME: Ignored state is not saved.
7257         [ignoredCell_ setUserInteractionEnabled:NO];
7258
7259         [table_ setDataSource:self];
7260         [table_ setDelegate:self];
7261         [self reloadData];
7262     } return self;
7263 }
7264
7265 - (void) reloadData {
7266     if (package_ != nil)
7267         [package_ autorelease];
7268     package_ = [database_ packageWithName:name_];
7269     if (package_ != nil) {
7270         [package_ retain];
7271         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7272         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7273     }
7274
7275     [table_ reloadData];
7276 }
7277
7278 @end
7279 /* }}} */
7280 /* Signature Controller {{{ */
7281 @interface SignatureController : CYBrowserController {
7282     _transient Database *database_;
7283     NSString *package_;
7284 }
7285
7286 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7287
7288 @end
7289
7290 @implementation SignatureController
7291
7292 - (void) dealloc {
7293     [package_ release];
7294     [super dealloc];
7295 }
7296
7297 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7298     // XXX: dude!
7299     [super webView:view didClearWindowObject:window forFrame:frame];
7300 }
7301
7302 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7303     if ((self = [super init]) != nil) {
7304         database_ = database;
7305         package_ = [package retain];
7306         [self reloadData];
7307     } return self;
7308 }
7309
7310 - (void) reloadData {
7311     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7312 }
7313
7314 @end
7315 /* }}} */
7316
7317 /* Installed Controller {{{ */
7318 @interface InstalledController : FilteredPackageController {
7319     BOOL expert_;
7320 }
7321
7322 - (id) initWithDatabase:(Database *)database;
7323
7324 - (void) updateRoleButton;
7325 - (void) queueStatusDidChange;
7326
7327 @end
7328
7329 @implementation InstalledController
7330
7331 - (void) dealloc {
7332     [super dealloc];
7333 }
7334
7335 - (NSString *) title { return UCLocalize("INSTALLED"); }
7336
7337 - (id) initWithDatabase:(Database *)database {
7338     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7339         [self updateRoleButton];
7340         [self queueStatusDidChange];
7341     } return self;
7342 }
7343
7344 #if !AlwaysReload
7345 - (void) queueButtonClicked {
7346     [delegate_ queue];
7347 }
7348 #endif
7349
7350 - (void) queueStatusDidChange {
7351 #if !AlwaysReload
7352     if (IsWildcat_) {
7353         if (Queuing_) {
7354             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7355                 initWithTitle:UCLocalize("QUEUE")
7356                 style:UIBarButtonItemStyleDone
7357                 target:self
7358                 action:@selector(queueButtonClicked)
7359             ] autorelease]];
7360         } else {
7361             [[self navigationItem] setLeftBarButtonItem:nil];
7362         }
7363     }
7364 #endif
7365 }
7366
7367 - (void) reloadData {
7368     [packages_ reloadData];
7369 }
7370
7371 - (void) updateRoleButton {
7372     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7373         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7374             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7375             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7376             target:self
7377             action:@selector(roleButtonClicked)
7378         ] autorelease]];
7379 }
7380
7381 - (void) roleButtonClicked {
7382     [packages_ setObject:[NSNumber numberWithBool:expert_]];
7383     [packages_ reloadData];
7384     expert_ = !expert_;
7385
7386     [self updateRoleButton];
7387 }
7388
7389 - (void) setDelegate:(id)delegate {
7390     [super setDelegate:delegate];
7391     [packages_ setDelegate:delegate];
7392 }
7393
7394 @end
7395 /* }}} */
7396
7397 /* Source Cell {{{ */
7398 @interface SourceCell : CYTableViewCell <
7399     ContentDelegate
7400 > {
7401     UIImage *icon_;
7402     NSString *origin_;
7403     NSString *label_;
7404 }
7405
7406 - (void) setSource:(Source *)source;
7407
7408 @end
7409
7410 @implementation SourceCell
7411
7412 - (void) clearSource {
7413     [icon_ release];
7414     [origin_ release];
7415     [label_ release];
7416
7417     icon_ = nil;
7418     origin_ = nil;
7419     label_ = nil;
7420 }
7421
7422 - (void) setSource:(Source *)source {
7423     [self clearSource];
7424
7425     if (icon_ == nil)
7426         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7427     if (icon_ == nil)
7428         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7429     icon_ = [icon_ retain];
7430
7431     origin_ = [[source name] retain];
7432     label_ = [[source uri] retain];
7433
7434     [content_ setNeedsDisplay];
7435 }
7436
7437 - (void) dealloc {
7438     [self clearSource];
7439     [super dealloc];
7440 }
7441
7442 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7443     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7444         UIView *content([self contentView]);
7445         CGRect bounds([content bounds]);
7446
7447         content_ = [[ContentView alloc] initWithFrame:bounds];
7448         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7449         [content_ setBackgroundColor:[UIColor whiteColor]];
7450         [content addSubview:content_];
7451
7452         [content_ setDelegate:self];
7453         [content_ setOpaque:YES];
7454     } return self;
7455 }
7456
7457 - (NSString *) accessibilityLabel {
7458     return label_;
7459 }
7460
7461 - (void) drawContentRect:(CGRect)rect {
7462     bool highlighted(highlighted_);
7463     float width(rect.size.width);
7464
7465     if (icon_ != nil)
7466         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7467
7468     if (highlighted)
7469         UISetColor(White_);
7470
7471     if (!highlighted)
7472         UISetColor(Black_);
7473     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7474
7475     if (!highlighted)
7476         UISetColor(Blue_);
7477     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7478 }
7479
7480 @end
7481 /* }}} */
7482 /* Source Controller {{{ */
7483 @interface SourceController : FilteredPackageController {
7484 }
7485
7486 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7487
7488 @end
7489
7490 @implementation SourceController
7491
7492 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7493     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7494     } return self;
7495 }
7496
7497 @end
7498 /* }}} */
7499 /* Sources Controller {{{ */
7500 @interface SourcesController : CYViewController <
7501     UITableViewDataSource,
7502     UITableViewDelegate
7503 > {
7504     _transient Database *database_;
7505     UITableView *list_;
7506     NSMutableArray *sources_;
7507     int offset_;
7508
7509     NSString *href_;
7510     UIProgressHUD *hud_;
7511     NSError *error_;
7512
7513     //NSURLConnection *installer_;
7514     NSURLConnection *trivial_;
7515     NSURLConnection *trivial_bz2_;
7516     NSURLConnection *trivial_gz_;
7517     //NSURLConnection *automatic_;
7518
7519     BOOL cydia_;
7520 }
7521
7522 - (id) initWithDatabase:(Database *)database;
7523
7524 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7525
7526 @end
7527
7528 @implementation SourcesController
7529
7530 - (void) _releaseConnection:(NSURLConnection *)connection {
7531     if (connection != nil) {
7532         [connection cancel];
7533         //[connection setDelegate:nil];
7534         [connection release];
7535     }
7536 }
7537
7538 - (void) dealloc {
7539     if (href_ != nil)
7540         [href_ release];
7541     if (hud_ != nil)
7542         [hud_ release];
7543     if (error_ != nil)
7544         [error_ release];
7545
7546     //[self _releaseConnection:installer_];
7547     [self _releaseConnection:trivial_];
7548     [self _releaseConnection:trivial_gz_];
7549     [self _releaseConnection:trivial_bz2_];
7550     //[self _releaseConnection:automatic_];
7551
7552     [sources_ release];
7553     [list_ release];
7554     [super dealloc];
7555 }
7556
7557 - (void) viewDidAppear:(BOOL)animated {
7558     [super viewDidAppear:animated];
7559     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7560 }
7561
7562 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7563     return offset_ == 0 ? 1 : 2;
7564 }
7565
7566 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7567     switch (section + (offset_ == 0 ? 1 : 0)) {
7568         case 0: return UCLocalize("ENTERED_BY_USER");
7569         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
7570
7571         _nodefault
7572     }
7573 }
7574
7575 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7576     int count = [sources_ count];
7577     switch (section) {
7578         case 0: return (offset_ == 0 ? count : offset_);
7579         case 1: return count - offset_;
7580
7581         _nodefault
7582     }
7583 }
7584
7585 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
7586     unsigned idx = 0;
7587     switch (indexPath.section) {
7588         case 0: idx = indexPath.row; break;
7589         case 1: idx = indexPath.row + offset_; break;
7590
7591         _nodefault
7592     }
7593     return [sources_ objectAtIndex:idx];
7594 }
7595
7596 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7597     static NSString *cellIdentifier = @"SourceCell";
7598
7599     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
7600     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
7601     [cell setSource:[self sourceAtIndexPath:indexPath]];
7602     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
7603
7604     return cell;
7605 }
7606
7607 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7608     Source *source = [self sourceAtIndexPath:indexPath];
7609
7610     SourceController *controller = [[[SourceController alloc]
7611         initWithDatabase:database_
7612         source:source
7613     ] autorelease];
7614
7615     [controller setDelegate:delegate_];
7616
7617     [[self navigationController] pushViewController:controller animated:YES];
7618 }
7619
7620 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
7621     Source *source = [self sourceAtIndexPath:indexPath];
7622     return [source record] != nil;
7623 }
7624
7625 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
7626     Source *source = [self sourceAtIndexPath:indexPath];
7627     [Sources_ removeObjectForKey:[source key]];
7628     [delegate_ syncData];
7629 }
7630
7631 - (void) complete {
7632     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
7633         @"deb", @"Type",
7634         href_, @"URI",
7635         @"./", @"Distribution",
7636     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
7637
7638     [delegate_ syncData];
7639 }
7640
7641 - (NSString *) getWarning {
7642     NSString *href(href_);
7643     NSRange colon([href rangeOfString:@"://"]);
7644     if (colon.location != NSNotFound)
7645         href = [href substringFromIndex:(colon.location + 3)];
7646     href = [href stringByAddingPercentEscapes];
7647     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
7648     href = [href stringByCachingURLWithCurrentCDN];
7649
7650     NSURL *url([NSURL URLWithString:href]);
7651
7652     NSStringEncoding encoding;
7653     NSError *error(nil);
7654
7655     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
7656         return [warning length] == 0 ? nil : warning;
7657     return nil;
7658 }
7659
7660 - (void) _endConnection:(NSURLConnection *)connection {
7661     // XXX: the memory management in this method is horribly awkward
7662
7663     NSURLConnection **field = NULL;
7664     if (connection == trivial_)
7665         field = &trivial_;
7666     else if (connection == trivial_bz2_)
7667         field = &trivial_bz2_;
7668     else if (connection == trivial_gz_)
7669         field = &trivial_gz_;
7670     _assert(field != NULL);
7671     [connection release];
7672     *field = nil;
7673
7674     if (
7675         trivial_ == nil &&
7676         trivial_bz2_ == nil &&
7677         trivial_gz_ == nil
7678     ) {
7679         bool defer(false);
7680
7681         if (cydia_) {
7682             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
7683                 defer = true;
7684
7685                 UIAlertView *alert = [[[UIAlertView alloc]
7686                     initWithTitle:UCLocalize("SOURCE_WARNING")
7687                     message:warning
7688                     delegate:self
7689                     cancelButtonTitle:UCLocalize("CANCEL")
7690                     otherButtonTitles:UCLocalize("ADD_ANYWAY"), nil
7691                 ] autorelease];
7692
7693                 [alert setContext:@"warning"];
7694                 [alert setNumberOfRows:1];
7695                 [alert show];
7696             } else
7697                 [self complete];
7698         } else if (error_ != nil) {
7699             UIAlertView *alert = [[[UIAlertView alloc]
7700                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
7701                 message:[error_ localizedDescription]
7702                 delegate:self
7703                 cancelButtonTitle:UCLocalize("OK")
7704                 otherButtonTitles:nil
7705             ] autorelease];
7706
7707             [alert setContext:@"urlerror"];
7708             [alert show];
7709         } else {
7710             UIAlertView *alert = [[[UIAlertView alloc]
7711                 initWithTitle:UCLocalize("NOT_REPOSITORY")
7712                 message:UCLocalize("NOT_REPOSITORY_EX")
7713                 delegate:self
7714                 cancelButtonTitle:UCLocalize("OK")
7715                 otherButtonTitles:nil
7716             ] autorelease];
7717
7718             [alert setContext:@"trivial"];
7719             [alert show];
7720         }
7721
7722         [delegate_ setStatusBarShowsProgress:NO];
7723         [delegate_ removeProgressHUD:hud_];
7724
7725         [hud_ autorelease];
7726         hud_ = nil;
7727
7728         if (!defer) {
7729             [href_ release];
7730             href_ = nil;
7731         }
7732
7733         if (error_ != nil) {
7734             [error_ release];
7735             error_ = nil;
7736         }
7737     }
7738 }
7739
7740 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
7741     switch ([response statusCode]) {
7742         case 200:
7743             cydia_ = YES;
7744     }
7745 }
7746
7747 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
7748     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
7749     if (error_ != nil)
7750         error_ = [error retain];
7751     [self _endConnection:connection];
7752 }
7753
7754 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
7755     [self _endConnection:connection];
7756 }
7757
7758 - (NSString *) title { return UCLocalize("SOURCES"); }
7759
7760 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
7761     NSMutableURLRequest *request = [NSMutableURLRequest
7762         requestWithURL:[NSURL URLWithString:href]
7763         cachePolicy:NSURLRequestUseProtocolCachePolicy
7764         timeoutInterval:120.0
7765     ];
7766
7767     [request setHTTPMethod:method];
7768
7769     if (Machine_ != NULL)
7770         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
7771     if (UniqueID_ != nil)
7772         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
7773     if (Role_ != nil)
7774         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
7775
7776     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
7777 }
7778
7779 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7780     NSString *context([alert context]);
7781
7782     if ([context isEqualToString:@"source"]) {
7783         switch (button) {
7784             case 1: {
7785                 NSString *href = [[alert textField] text];
7786
7787                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
7788
7789                 if (![href hasSuffix:@"/"])
7790                     href_ = [href stringByAppendingString:@"/"];
7791                 else
7792                     href_ = href;
7793                 href_ = [href_ retain];
7794
7795                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
7796                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
7797                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
7798                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
7799
7800                 cydia_ = false;
7801
7802                 // XXX: this is stupid
7803                 hud_ = [[delegate_ addProgressHUD] retain];
7804                 [hud_ setText:UCLocalize("VERIFYING_URL")];
7805             } break;
7806
7807             case 0:
7808             break;
7809
7810             _nodefault
7811         }
7812
7813         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7814     } else if ([context isEqualToString:@"trivial"])
7815         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7816     else if ([context isEqualToString:@"urlerror"])
7817         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7818     else if ([context isEqualToString:@"warning"]) {
7819         switch (button) {
7820             case 1:
7821                 [self complete];
7822             break;
7823
7824             case 0:
7825             break;
7826
7827             _nodefault
7828         }
7829
7830         [href_ release];
7831         href_ = nil;
7832
7833         [alert dismissWithClickedButtonIndex:-1 animated:YES];
7834     }
7835 }
7836
7837 - (id) initWithDatabase:(Database *)database {
7838     if ((self = [super init]) != nil) {
7839         [[self navigationItem] setTitle:UCLocalize("SOURCES")];
7840         [self updateButtonsForEditingStatus:NO animated:NO];
7841
7842         database_ = database;
7843         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
7844
7845         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7846         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7847         [list_ setRowHeight:56];
7848         [[self view] addSubview:list_];
7849
7850         [list_ setDataSource:self];
7851         [list_ setDelegate:self];
7852
7853         [self reloadData];
7854     } return self;
7855 }
7856
7857 - (void) reloadData {
7858     pkgSourceList list;
7859     if (!list.ReadMainList())
7860         return;
7861
7862     [sources_ removeAllObjects];
7863     [sources_ addObjectsFromArray:[database_ sources]];
7864     _trace();
7865     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
7866     _trace();
7867
7868     int count([sources_ count]);
7869     offset_ = 0;
7870     for (int i = 0; i != count; i++) {
7871         if ([[sources_ objectAtIndex:i] record] == nil)
7872             break;
7873         offset_++;
7874     }
7875
7876     [list_ setEditing:NO];
7877     [self updateButtonsForEditingStatus:NO animated:NO];
7878     [list_ reloadData];
7879 }
7880
7881 - (void) showAddSourcePrompt {
7882     UIAlertView *alert = [[[UIAlertView alloc]
7883         initWithTitle:UCLocalize("ENTER_APT_URL")
7884         message:nil
7885         delegate:self
7886         cancelButtonTitle:UCLocalize("CANCEL")
7887         otherButtonTitles:UCLocalize("ADD_SOURCE"), nil
7888     ] autorelease];
7889
7890     [alert setContext:@"source"];
7891     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
7892
7893     [alert setNumberOfRows:1];
7894     [alert addTextFieldWithValue:@"http://" label:@""];
7895
7896     UITextInputTraits *traits = [[alert textField] textInputTraits];
7897     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7898     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7899     [traits setKeyboardType:UIKeyboardTypeURL];
7900     // XXX: UIReturnKeyDone
7901     [traits setReturnKeyType:UIReturnKeyNext];
7902
7903     [alert show];
7904 }
7905
7906 - (void) addButtonClicked {
7907     [self showAddSourcePrompt];
7908 }
7909
7910 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
7911     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
7912         initWithTitle:UCLocalize("ADD")
7913         style:UIBarButtonItemStylePlain
7914         target:self
7915         action:@selector(addButtonClicked)
7916     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
7917
7918     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7919         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
7920         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7921         target:self
7922         action:@selector(editButtonClicked)
7923     ] autorelease] animated:animated];
7924
7925     if (IsWildcat_ && !editing)
7926         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7927             initWithTitle:UCLocalize("SETTINGS")
7928             style:UIBarButtonItemStylePlain
7929             target:self
7930             action:@selector(settingsButtonClicked)
7931         ] autorelease]];
7932 }
7933
7934 - (void) settingsButtonClicked {
7935     [delegate_ showSettings];
7936 }
7937
7938 - (void) editButtonClicked {
7939     [list_ setEditing:![list_ isEditing] animated:YES];
7940
7941     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
7942 }
7943
7944 @end
7945 /* }}} */
7946
7947 /* Settings Controller {{{ */
7948 @interface SettingsController : CYViewController <
7949     UITableViewDataSource,
7950     UITableViewDelegate
7951 > {
7952     _transient Database *database_;
7953     // XXX: ok, "roledelegate_"?...
7954     _transient id roledelegate_;
7955     UITableView *table_;
7956     UISegmentedControl *segment_;
7957     UIView *container_;
7958 }
7959
7960 - (void) showDoneButton;
7961 - (void) resizeSegmentedControl;
7962
7963 @end
7964
7965 @implementation SettingsController
7966 - (void) dealloc {
7967     [table_ release];
7968     [segment_ release];
7969     [container_ release];
7970
7971     [super dealloc];
7972 }
7973
7974 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
7975     if ((self = [super init])) {
7976         database_ = database;
7977         roledelegate_ = delegate;
7978
7979         [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
7980
7981         NSArray *items = [NSArray arrayWithObjects:
7982             UCLocalize("USER"),
7983             UCLocalize("HACKER"),
7984             UCLocalize("DEVELOPER"),
7985         nil];
7986         segment_ = [[UISegmentedControl alloc] initWithItems:items];
7987         container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
7988         [container_ addSubview:segment_];
7989
7990         int index = -1;
7991         if ([Role_ isEqualToString:@"User"]) index = 0;
7992         if ([Role_ isEqualToString:@"Hacker"]) index = 1;
7993         if ([Role_ isEqualToString:@"Developer"]) index = 2;
7994         if (index != -1) {
7995             [segment_ setSelectedSegmentIndex:index];
7996             [self showDoneButton];
7997         }
7998
7999         [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8000         [self resizeSegmentedControl];
8001
8002         table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8003         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8004         [table_ setDelegate:self];
8005         [table_ setDataSource:self];
8006         [[self view] addSubview:table_];
8007         [table_ reloadData];
8008     } return self;
8009 }
8010
8011 - (void) resizeSegmentedControl {
8012     CGFloat width = [[self view] frame].size.width;
8013     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8014 }
8015
8016 - (void) viewWillAppear:(BOOL)animated {
8017     [super viewWillAppear:animated];
8018
8019     [self resizeSegmentedControl];
8020 }
8021
8022 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8023     [self resizeSegmentedControl];
8024 }
8025
8026 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8027     [self resizeSegmentedControl];
8028 }
8029
8030 - (void) save {
8031     NSString *role(nil);
8032
8033     switch ([segment_ selectedSegmentIndex]) {
8034         case 0: role = @"User"; break;
8035         case 1: role = @"Hacker"; break;
8036         case 2: role = @"Developer"; break;
8037
8038         _nodefault
8039     }
8040
8041     if (![role isEqualToString:Role_]) {
8042         bool rolling(Role_ == nil);
8043         Role_ = role;
8044
8045         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8046             Role_, @"Role",
8047         nil];
8048
8049         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8050         Changed_ = true;
8051
8052         if (rolling)
8053             [roledelegate_ loadData];
8054         else
8055             [roledelegate_ updateData];
8056     }
8057 }
8058
8059 - (void) segmentChanged:(UISegmentedControl *)control {
8060     [self showDoneButton];
8061 }
8062
8063 - (void) saveAndClose {
8064     [self save];
8065
8066     [[self navigationItem] setRightBarButtonItem:nil];
8067     [[self navigationController] dismissModalViewControllerAnimated:YES];
8068 }
8069
8070 - (void) doneButtonClicked {
8071     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8072     [spinner startAnimating];
8073     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8074     [[self navigationItem] setRightBarButtonItem:spinItem];
8075
8076     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8077 }
8078
8079 - (void) showDoneButton {
8080     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8081         initWithTitle:UCLocalize("DONE")
8082         style:UIBarButtonItemStyleDone
8083         target:self
8084         action:@selector(doneButtonClicked)
8085     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8086 }
8087
8088 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8089     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8090     return 6;
8091 }
8092
8093 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8094     return 0; // :(
8095 }
8096
8097 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8098     return nil; // This method is required by the protocol.
8099 }
8100
8101 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8102     if (section == 1)
8103         return UCLocalize("ROLE_EX");
8104     if (section == 4)
8105         return [NSString stringWithFormat:
8106             @"%@: %@\n%@: %@\n%@: %@",
8107             UCLocalize("USER"), UCLocalize("USER_EX"),
8108             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8109             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8110         ];
8111     else return nil;
8112 }
8113
8114 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8115     return section == 3 ? 44.0f : 0;
8116 }
8117
8118 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8119     return section == 3 ? container_ : nil;
8120 }
8121
8122 @end
8123 /* }}} */
8124 /* Stash Controller {{{ */
8125 @interface StashController : CYViewController {
8126     // XXX: just delete these things
8127     _transient UIActivityIndicatorView *spinner_;
8128     _transient UILabel *status_;
8129     _transient UILabel *caption_;
8130 }
8131 @end
8132
8133 @implementation StashController
8134 - (id) init {
8135     if ((self = [super init])) {
8136         [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8137
8138         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8139         CGRect spinrect = [spinner_ frame];
8140         spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8141         spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8142         [spinner_ setFrame:spinrect];
8143         [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8144         [[self view] addSubview:spinner_];
8145         [spinner_ startAnimating];
8146
8147         CGRect captrect;
8148         captrect.size.width = [[self view] frame].size.width;
8149         captrect.size.height = 40.0f;
8150         captrect.origin.x = 0;
8151         captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8152         caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8153         [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8154         [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8155         [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8156         [caption_ setTextColor:[UIColor whiteColor]];
8157         [caption_ setBackgroundColor:[UIColor clearColor]];
8158         [caption_ setShadowColor:[UIColor blackColor]];
8159         [caption_ setTextAlignment:UITextAlignmentCenter];
8160         [[self view] addSubview:caption_];
8161
8162         CGRect statusrect;
8163         statusrect.size.width = [[self view] frame].size.width;
8164         statusrect.size.height = 30.0f;
8165         statusrect.origin.x = 0;
8166         statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8167         status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8168         [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8169         [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8170         [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8171         [status_ setTextColor:[UIColor whiteColor]];
8172         [status_ setBackgroundColor:[UIColor clearColor]];
8173         [status_ setShadowColor:[UIColor blackColor]];
8174         [status_ setTextAlignment:UITextAlignmentCenter];
8175         [[self view] addSubview:status_];
8176     } return self;
8177 }
8178
8179 @end
8180 /* }}} */
8181
8182 @interface Cydia : UIApplication <
8183     ConfirmationControllerDelegate,
8184     ProgressControllerDelegate,
8185     CydiaDelegate,
8186     UINavigationControllerDelegate,
8187     UITabBarControllerDelegate
8188 > {
8189     // XXX: evaluate all fields for _transient
8190
8191     UIWindow *window_;
8192     CYTabBarController *tabbar_;
8193
8194     NSMutableArray *essential_;
8195     NSMutableArray *broken_;
8196
8197     Database *database_;
8198
8199     NSURL *starturl_;
8200
8201     unsigned locked_;
8202     unsigned activity_;
8203
8204     StashController *stash_;
8205
8206     bool loaded_;
8207 }
8208
8209 - (void) loadData;
8210
8211 @end
8212
8213 @implementation Cydia
8214
8215 - (void) beginUpdate {
8216     [tabbar_ beginUpdate];
8217 }
8218
8219 - (BOOL) updating {
8220     return [tabbar_ updating];
8221 }
8222
8223 - (void) _loaded {
8224     if ([broken_ count] != 0) {
8225         int count = [broken_ count];
8226
8227         UIAlertView *alert = [[[UIAlertView alloc]
8228             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8229             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8230             delegate:self
8231             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8232             otherButtonTitles:UCLocalize("TEMPORARY_IGNORE"), nil
8233         ] autorelease];
8234
8235         [alert setContext:@"fixhalf"];
8236         [alert show];
8237     } else if (!Ignored_ && [essential_ count] != 0) {
8238         int count = [essential_ count];
8239
8240         UIAlertView *alert = [[[UIAlertView alloc]
8241             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8242             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8243             delegate:self
8244             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8245             otherButtonTitles:UCLocalize("UPGRADE_ESSENTIAL"), UCLocalize("COMPLETE_UPGRADE"), nil
8246         ] autorelease];
8247
8248         [alert setContext:@"upgrade"];
8249         [alert show];
8250     }
8251 }
8252
8253 - (void) _saveConfig {
8254     _trace();
8255     MetaFile_.Sync();
8256     _trace();
8257
8258     if (Changed_) {
8259         NSString *error(nil);
8260
8261         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8262             _trace();
8263             NSError *error(nil);
8264             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8265                 NSLog(@"failure to save metadata data: %@", error);
8266             _trace();
8267
8268             Changed_ = false;
8269         } else {
8270             NSLog(@"failure to serialize metadata: %@", error);
8271         }
8272     }
8273 }
8274
8275 // Navigation controller for the queuing badge.
8276 - (CYNavigationController *) queueNavigationController {
8277     NSArray *controllers = [tabbar_ viewControllers];
8278     return [controllers objectAtIndex:3];
8279 }
8280
8281 - (void) _updateData {
8282     [self _saveConfig];
8283
8284     [tabbar_ reloadData];
8285
8286     CYNavigationController *navigation = [self queueNavigationController];
8287
8288     id queuedelegate = nil;
8289     if ([[navigation viewControllers] count] > 0)
8290         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8291
8292     [queuedelegate queueStatusDidChange];
8293     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8294 }
8295
8296 - (void) _refreshIfPossible {
8297     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8298
8299     bool recently = false;
8300     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8301     if (update != nil) {
8302         NSTimeInterval interval([update timeIntervalSinceNow]);
8303         if (interval <= 0 && interval > -(15*60))
8304             recently = true;
8305     }
8306
8307     // Don't automatic refresh if:
8308     //  - We already refreshed recently.
8309     //  - We already auto-refreshed this launch.
8310     //  - Auto-refresh is disabled.
8311     if (recently || loaded_ || ManualRefresh) {
8312         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8313
8314         // If we are cancelling due to ManualRefresh or a recent refresh
8315         // we need to make sure it knows it's already loaded.
8316         loaded_ = true;
8317         return;
8318     } else {
8319         // We are going to load, so remember that.
8320         loaded_ = true;
8321     }
8322
8323     SCNetworkReachabilityFlags flags; {
8324         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8325         SCNetworkReachabilityGetFlags(reachability, &flags);
8326         CFRelease(reachability);
8327     }
8328
8329     // XXX: this elaborate mess is what Apple is using to determine this? :(
8330     // XXX: do we care if the user has to intervene? maybe that's ok?
8331     bool reachable(
8332         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8333             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8334                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8335                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8336             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8337             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8338         )
8339     );
8340
8341     // If we can reach the server, auto-refresh!
8342     if (reachable)
8343         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8344
8345     [pool release];
8346 }
8347
8348 - (void) refreshIfPossible {
8349     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8350 }
8351
8352 - (void) _reloadData {
8353     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8354     [hud setText:UCLocalize("RELOADING_DATA")];
8355
8356     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8357
8358     if (hud != nil)
8359         [self removeProgressHUD:hud];
8360
8361     size_t changes(0);
8362
8363     [essential_ removeAllObjects];
8364     [broken_ removeAllObjects];
8365
8366     NSArray *packages([database_ packages]);
8367     for (Package *package in packages) {
8368         if ([package half])
8369             [broken_ addObject:package];
8370         if ([package upgradableAndEssential:NO]) {
8371             if ([package essential])
8372                 [essential_ addObject:package];
8373             ++changes;
8374         }
8375     }
8376
8377     NSLog(@"changes:#%u", changes);
8378
8379     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8380     if (changes != 0) {
8381         _trace();
8382         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8383         [changesItem setBadgeValue:badge];
8384         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8385         [self setApplicationIconBadgeNumber:changes];
8386     } else {
8387         _trace();
8388         [changesItem setBadgeValue:nil];
8389         [changesItem setAnimatedBadge:NO];
8390         [self setApplicationIconBadgeNumber:0];
8391     }
8392
8393     [self _updateData];
8394
8395     [self refreshIfPossible];
8396 }
8397
8398 - (void) updateData {
8399     [self _updateData];
8400 }
8401
8402 - (void) update_ {
8403     [database_ update];
8404 }
8405
8406 - (void) syncData {
8407     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8408     _assert(file != NULL);
8409
8410     for (NSString *key in [Sources_ allKeys]) {
8411         NSDictionary *source([Sources_ objectForKey:key]);
8412
8413         fprintf(file, "%s %s %s\n",
8414             [[source objectForKey:@"Type"] UTF8String],
8415             [[source objectForKey:@"URI"] UTF8String],
8416             [[source objectForKey:@"Distribution"] UTF8String]
8417         );
8418     }
8419
8420     fclose(file);
8421
8422     [self _saveConfig];
8423
8424     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8425     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8426     if (IsWildcat_)
8427         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8428     [tabbar_ presentModalViewController:navigation animated:YES];
8429
8430     [progress
8431         detachNewThreadSelector:@selector(update_)
8432         toTarget:self
8433         withObject:nil
8434         title:UCLocalize("UPDATING_SOURCES")
8435     ];
8436 }
8437
8438 - (void) reloadData {
8439     @synchronized (self) {
8440         [self _reloadData];
8441     }
8442 }
8443
8444 - (void) resolve {
8445     pkgProblemResolver *resolver = [database_ resolver];
8446
8447     resolver->InstallProtect();
8448     if (!resolver->Resolve(true))
8449         _error->Discard();
8450 }
8451
8452 - (bool) perform {
8453     if (![database_ prepare])
8454         return false;
8455
8456     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8457     [page setDelegate:self];
8458     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8459     [confirm_ setDelegate:self];
8460
8461     if (IsWildcat_)
8462         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8463     [tabbar_ presentModalViewController:confirm_ animated:YES];
8464
8465     return true;
8466 }
8467
8468 - (void) queue {
8469     @synchronized (self) {
8470         [self perform];
8471     }
8472 }
8473
8474 - (void) clearPackage:(Package *)package {
8475     @synchronized (self) {
8476         [package clear];
8477         [self resolve];
8478         [self perform];
8479     }
8480 }
8481
8482 - (void) installPackages:(NSArray *)packages {
8483     @synchronized (self) {
8484         for (Package *package in packages)
8485             [package install];
8486         [self resolve];
8487         [self perform];
8488     }
8489 }
8490
8491 - (void) installPackage:(Package *)package {
8492     @synchronized (self) {
8493         [package install];
8494         [self resolve];
8495         [self perform];
8496     }
8497 }
8498
8499 - (void) removePackage:(Package *)package {
8500     @synchronized (self) {
8501         [package remove];
8502         [self resolve];
8503         [self perform];
8504     }
8505 }
8506
8507 - (void) distUpgrade {
8508     @synchronized (self) {
8509         if (![database_ upgrade])
8510             return;
8511         [self perform];
8512     }
8513 }
8514
8515 - (void) complete {
8516     @synchronized (self) {
8517         [self _reloadData];
8518     }
8519 }
8520
8521 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8522     Queuing_ = false;
8523
8524     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8525
8526     if (navigation != nil) {
8527         [navigation pushViewController:progress animated:YES];
8528     } else {
8529         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8530         if (IsWildcat_)
8531             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8532         [tabbar_ presentModalViewController:navigation animated:YES];
8533     }
8534
8535     [progress
8536         detachNewThreadSelector:@selector(perform)
8537         toTarget:database_
8538         withObject:nil
8539         title:UCLocalize("RUNNING")
8540     ];
8541
8542     ++locked_;
8543 }
8544
8545 - (void) progressControllerIsComplete:(ProgressController *)progress {
8546     --locked_;
8547     [self complete];
8548 }
8549
8550 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
8551     CYNavigationController *controller = (CYNavigationController *) viewController;
8552
8553     if ([[controller viewControllers] count] == 0) {
8554         int index = [[tabbar_ viewControllers] indexOfObjectIdenticalTo:controller];
8555         CYViewController *root = nil;
8556
8557         if (index == 0)
8558             root = [[[HomeController alloc] init] autorelease];
8559         else if (index == 1)
8560             root = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
8561         else if (index == 2)
8562             root = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
8563
8564         if (IsWildcat_) {
8565             if (index == 3)
8566                 root = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8567             else if (index == 4)
8568                 root = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8569             else if (index == 5)
8570                 root = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8571         } else {
8572             if (index == 3)
8573                 root = [[[ManageController alloc] init] autorelease];
8574             else if (index == 4)
8575                 root = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8576         }
8577
8578         [root setDelegate:self];
8579
8580         if (root != nil)
8581             [controller setViewControllers:[NSArray arrayWithObject:root]];
8582     }
8583 }
8584
8585 - (void) showSettings {
8586     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8587     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8588     if (IsWildcat_)
8589         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8590     [tabbar_ presentModalViewController:nav animated:YES];
8591 }
8592
8593 - (void) retainNetworkActivityIndicator {
8594     if (activity_++ == 0)
8595         [self setNetworkActivityIndicatorVisible:YES];
8596 }
8597
8598 - (void) releaseNetworkActivityIndicator {
8599     if (--activity_ == 0)
8600         [self setNetworkActivityIndicatorVisible:NO];
8601 }
8602
8603 - (void) setPackageController:(CYPackageController *)view {
8604     WebThreadLock();
8605     [view setPackage:nil];
8606     WebThreadUnlock();
8607 }
8608
8609 - (void) cancelAndClear:(bool)clear {
8610     @synchronized (self) {
8611         if (clear) {
8612             [database_ clear];
8613             Queuing_ = false;
8614         } else {
8615             Queuing_ = true;
8616         }
8617
8618         [self _updateData];
8619     }
8620 }
8621
8622 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8623     NSString *context([alert context]);
8624
8625     if ([context isEqualToString:@"fixhalf"]) {
8626         if (button == [alert firstOtherButtonIndex]) {
8627             @synchronized (self) {
8628                 for (Package *broken in broken_) {
8629                     [broken remove];
8630
8631                     NSString *id = [broken id];
8632                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8633                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8634                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8635                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8636                 }
8637
8638                 [self resolve];
8639                 [self perform];
8640             }
8641         } else if (button == [alert cancelButtonIndex]) {
8642             [broken_ removeAllObjects];
8643             [self _loaded];
8644         }
8645
8646         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8647     } else if ([context isEqualToString:@"upgrade"]) {
8648         if (button == [alert firstOtherButtonIndex]) {
8649             @synchronized (self) {
8650                 for (Package *essential in essential_)
8651                     [essential install];
8652
8653                 [self resolve];
8654                 [self perform];
8655             }
8656         } else if (button == [alert firstOtherButtonIndex] + 1) {
8657             [self distUpgrade];
8658         } else if (button == [alert cancelButtonIndex]) {
8659             Ignored_ = YES;
8660         }
8661
8662         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8663     }
8664 }
8665
8666 - (void) system:(NSString *)command { _pooled
8667     _trace();
8668     system([command UTF8String]);
8669     _trace();
8670 }
8671
8672 - (void) applicationWillSuspend {
8673     [database_ clean];
8674     [super applicationWillSuspend];
8675 }
8676
8677 - (BOOL) isSafeToSuspend {
8678     // Use external process status API internally.
8679     // This is probably a really bad idea.
8680     // XXX: what is the point of this? does this solve anything at all?
8681     uint64_t status = 0;
8682     int notify_token;
8683     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8684         notify_get_state(notify_token, &status);
8685         notify_cancel(notify_token);
8686     }
8687
8688     return locked_ == 0 && status == 0;
8689 }
8690
8691 - (void) applicationSuspend:(__GSEvent *)event {
8692     if ([self isSafeToSuspend])
8693         [super applicationSuspend:event];
8694 }
8695
8696 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8697     if ([self isSafeToSuspend])
8698         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8699 }
8700
8701 - (void) _setSuspended:(BOOL)value {
8702     if ([self isSafeToSuspend])
8703         [super _setSuspended:value];
8704 }
8705
8706 - (UIProgressHUD *) addProgressHUD {
8707     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8708     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8709
8710     [window_ setUserInteractionEnabled:NO];
8711     [hud show:YES];
8712
8713     UIViewController *target = tabbar_;
8714     while ([target modalViewController] != nil) target = [target modalViewController];
8715     [[target view] addSubview:hud];
8716
8717     ++locked_;
8718     return hud;
8719 }
8720
8721 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8722     [hud show:NO];
8723     [hud removeFromSuperview];
8724     [window_ setUserInteractionEnabled:YES];
8725     --locked_;
8726 }
8727
8728 - (CYViewController *) pageForPackage:(NSString *)name {
8729     if (Package *package = [database_ packageWithName:name]) {
8730         CYPackageController *view = [[[CYPackageController alloc] initWithDatabase:database_] autorelease];
8731         [view setPackage:package];
8732         return view;
8733     } else {
8734         NSURL *url([NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"unknown" ofType:@"html"]]);
8735         url = [NSURL URLWithString:[[url absoluteString] stringByAppendingString:[NSString stringWithFormat:@"?%@", name]]];
8736         CYBrowserController *browser = [[[CYBrowserController alloc] init] autorelease];
8737         [browser loadURL:url];
8738         return browser;
8739     }
8740 }
8741
8742 - (CYViewController *) pageForURL:(NSURL *)url {
8743     NSString *scheme([[url scheme] lowercaseString]);
8744     if ([[url absoluteString] length] <= [scheme length] + 3)
8745         return nil;
8746     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
8747     NSArray *components([path pathComponents]);
8748
8749     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
8750         return [self pageForPackage:[components objectAtIndex:1]];
8751
8752     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
8753         return nil;
8754
8755     NSString *base([components objectAtIndex:0]);
8756
8757     CYViewController *controller = nil;
8758
8759     if ([base isEqualToString:@"url"]) {
8760         // This kind of URL can contain slashes in the argument, so we can't parse them below.
8761         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
8762         controller = [[[CYBrowserController alloc] init] autorelease];
8763         [(CYBrowserController *)controller loadURL:[NSURL URLWithString:destination]];
8764     } else if ([components count] == 1) {
8765         if ([base isEqualToString:@"storage"]) {
8766             controller = [[[CYBrowserController alloc] init] autorelease];
8767             [(CYBrowserController *)controller loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]]];
8768         }
8769
8770         if ([base isEqualToString:@"sources"]) {
8771             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8772         }
8773
8774         if ([base isEqualToString:@"home"]) {
8775             controller = [[[HomeController alloc] init] autorelease];
8776         }
8777
8778         if ([base isEqualToString:@"sections"]) {
8779             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
8780         }
8781
8782         if ([base isEqualToString:@"search"]) {
8783             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8784         }
8785
8786         if ([base isEqualToString:@"changes"]) {
8787             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
8788         }
8789
8790         if ([base isEqualToString:@"installed"]) {
8791             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8792         }
8793     } else if ([components count] == 2) {
8794         NSString *argument = [components objectAtIndex:1];
8795
8796         if ([base isEqualToString:@"package"]) {
8797             controller = [self pageForPackage:argument];
8798         }
8799
8800         if ([base isEqualToString:@"search"]) {
8801             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8802             [(SearchController *)controller setSearchTerm:argument];
8803         }
8804
8805         if ([base isEqualToString:@"sections"]) {
8806             if ([argument isEqualToString:@"all"])
8807                 argument = nil;
8808             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
8809         }
8810
8811         if ([base isEqualToString:@"sources"]) {
8812             if ([argument isEqualToString:@"add"]) {
8813                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8814                 [(SourcesController *)controller showAddSourcePrompt];
8815             } else {
8816                 NSArray *sources = [database_ sources];
8817                 for (Source *source in sources) {
8818                     if ([[source name] caseInsensitiveCompare:argument] == NSOrderedSame) {
8819                         controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
8820                         break;
8821                     }
8822                 }
8823             }
8824         }
8825
8826         if ([base isEqualToString:@"launch"]) {
8827             [self launchApplicationWithIdentifier:argument suspended:NO];
8828             return nil;
8829         }
8830     } else if ([components count] == 3) {
8831         NSString *arg1 = [components objectAtIndex:1];
8832         NSString *arg2 = [components objectAtIndex:2];
8833
8834         if ([base isEqualToString:@"package"]) {
8835             if ([arg2 isEqualToString:@"settings"]) {
8836                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
8837             } else if ([arg2 isEqualToString:@"signature"]) {
8838                 controller = [[[SignatureController alloc] initWithDatabase:database_ package:arg1] autorelease];
8839             } else if ([arg2 isEqualToString:@"files"]) {
8840                 if (Package *package = [database_ packageWithName:arg1]) {
8841                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
8842                     [(FileTable *)controller setPackage:package];
8843                 }
8844             }
8845         }
8846     }
8847
8848     [controller setDelegate:self];
8849     return controller;
8850 }
8851
8852 - (BOOL) openCydiaURL:(NSURL *)url {
8853     CYViewController *page([self pageForURL:url]);
8854
8855     if (page != nil) {
8856         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
8857         [nav setViewControllers:[NSArray arrayWithObject:page]];
8858         [tabbar_ setTransientViewController:nav];
8859     }
8860
8861     return page != nil;
8862 }
8863
8864 - (void) applicationOpenURL:(NSURL *)url {
8865     [super applicationOpenURL:url];
8866
8867     if (!loaded_) starturl_ = [url retain];
8868     else [self openCydiaURL:url];
8869 }
8870
8871 - (void) applicationWillResignActive:(UIApplication *)application {
8872     // Stop refreshing if you get a phone call or lock the device.
8873     if ([tabbar_ updating])
8874         [tabbar_ cancelUpdate];
8875
8876     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
8877         [super applicationWillResignActive:application];
8878 }
8879
8880 - (void) addStashController {
8881     ++locked_;
8882     stash_ = [[StashController alloc] init];
8883     [window_ addSubview:[stash_ view]];
8884 }
8885
8886 - (void) removeStashController {
8887     [[stash_ view] removeFromSuperview];
8888     [stash_ release];
8889     --locked_;
8890 }
8891
8892 - (void) stash {
8893     [self setIdleTimerDisabled:YES];
8894
8895     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
8896     [self setStatusBarShowsProgress:YES];
8897     UpdateExternalStatus(1);
8898
8899     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
8900
8901     UpdateExternalStatus(0);
8902     [self setStatusBarShowsProgress:NO];
8903
8904     [self removeStashController];
8905
8906     if (ExecFork() == 0) {
8907         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
8908         perror("launchctl stop");
8909     }
8910 }
8911
8912 - (void) setupViewControllers {
8913     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
8914     [tabbar_ setDelegate:self];
8915
8916     NSMutableArray *items([NSMutableArray arrayWithObjects:
8917         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
8918         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
8919         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
8920         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
8921     nil]);
8922
8923     if (IsWildcat_) {
8924         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
8925         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
8926     } else {
8927         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
8928     }
8929
8930     NSMutableArray *controllers([NSMutableArray array]);
8931     for (UITabBarItem *item in items) {
8932         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
8933         [controller setTabBarItem:item];
8934         [controllers addObject:controller];
8935     }
8936     [tabbar_ setViewControllers:controllers];
8937
8938     [tabbar_ setUpdateDelegate:self];
8939 }
8940
8941 - (CYEmulatedLoadingController *)showEmulatedLoadingControllerInView:(UIView *)view {
8942     static CYEmulatedLoadingController *fake = [[CYEmulatedLoadingController alloc] init];
8943     if (view != nil) {
8944         [view addSubview:[fake view]];
8945     } else {
8946         [[fake view] removeFromSuperview];
8947     }
8948
8949     return fake;
8950 }
8951
8952 - (void) applicationDidFinishLaunching:(id)unused {
8953 _trace();
8954     CydiaApp = self;
8955
8956     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
8957         [self setApplicationSupportsShakeToEdit:NO];
8958
8959     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
8960         initWithMemoryCapacity:524288
8961         diskCapacity:10485760
8962         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
8963     ] autorelease]];
8964
8965     [CYBrowserController _initialize];
8966
8967     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8968
8969     Font12_ = [[UIFont systemFontOfSize:12] retain];
8970     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8971     Font14_ = [[UIFont systemFontOfSize:14] retain];
8972     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8973     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8974
8975     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8976     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8977
8978     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
8979     [window_ orderFront:self];
8980     [window_ makeKey:self];
8981     [window_ setHidden:NO];
8982
8983     if (
8984         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8985         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8986         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
8987         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
8988         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8989         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8990         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8991         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
8992         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
8993         false
8994     ) {
8995         [self addStashController];
8996         // XXX: this would be much cleaner as a yieldToSelector:
8997         // that way the removeStashController could happen right here inline
8998         // we also could no longer require the useless stash_ field anymore
8999         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9000         return;
9001     }
9002
9003     database_ = [Database sharedInstance];
9004
9005     [window_ setUserInteractionEnabled:NO];
9006     [self setupViewControllers];
9007     [self showEmulatedLoadingControllerInView:window_];
9008
9009     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9010 _trace();
9011 }
9012
9013 - (void) loadData {
9014 _trace();
9015     if (Role_ == nil) {
9016         [window_ setUserInteractionEnabled:YES];
9017
9018         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9019         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9020         if (IsWildcat_)
9021             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9022         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9023
9024         return;
9025     } else {
9026         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9027             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9028         [window_ setUserInteractionEnabled:NO];
9029     }
9030
9031     [self reloadData];
9032     PrintTimes();
9033
9034     [window_ addSubview:[tabbar_ view]];
9035     [self showEmulatedLoadingControllerInView:nil];
9036     [window_ setUserInteractionEnabled:YES];
9037
9038     // Show the home page.
9039     CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:0];
9040     [navigation setViewControllers:[NSArray arrayWithObject:[self pageForURL:[NSURL URLWithString:@"cydia://home"]]]];
9041
9042     // (Try to) show the startup URL.
9043     if (starturl_ != nil) {
9044         [self openCydiaURL:starturl_];
9045         [starturl_ release];
9046         starturl_ = nil;
9047     }
9048 }
9049
9050 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9051     if (item != nil && IsWildcat_) {
9052         [sheet showFromBarButtonItem:item animated:YES];
9053     } else {
9054         [sheet showInView:window_];
9055     }
9056 }
9057
9058 @end
9059
9060 /*IMP alloc_;
9061 id Alloc_(id self, SEL selector) {
9062     id object = alloc_(self, selector);
9063     lprintf("[%s]A-%p\n", self->isa->name, object);
9064     return object;
9065 }*/
9066
9067 /*IMP dealloc_;
9068 id Dealloc_(id self, SEL selector) {
9069     id object = dealloc_(self, selector);
9070     lprintf("[%s]D-%p\n", self->isa->name, object);
9071     return object;
9072 }*/
9073
9074 Class $WebDefaultUIKitDelegate;
9075
9076 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9077     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9078         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9079     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9080 }
9081
9082 static NSNumber *shouldPlayKeyboardSounds;
9083
9084 Class $UIHardware;
9085
9086 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9087     switch (sound) {
9088         case 1104: // Keyboard Button Clicked
9089         case 1105: // Keyboard Delete Repeated
9090             if (shouldPlayKeyboardSounds == nil) {
9091                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9092                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9093             }
9094
9095             if (![shouldPlayKeyboardSounds boolValue])
9096                 break;
9097
9098         default:
9099             _UIHardware$_playSystemSound$(self, _cmd, sound);
9100     }
9101 }
9102
9103 Class $UIApplication;
9104
9105 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9106     static BOOL initialized = NO;
9107     static BOOL started = NO;
9108
9109     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9110     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9111
9112     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9113         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9114         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9115         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9116
9117         if (initialized && !enabled) {
9118             initialized = NO;
9119             [bundle performSelector:@selector(_accessibilityStopServer)];
9120         } else if (enabled) {
9121             initialized = YES;
9122             if (!started) {
9123                 started = YES;
9124                 [bundle performSelector:@selector(_accessibilityStartServer)];
9125             }
9126         }
9127     }
9128 }
9129
9130 int main(int argc, char *argv[]) { _pooled
9131     _trace();
9132
9133     if (Class $UIDevice = objc_getClass("UIDevice")) {
9134         UIDevice *device([$UIDevice currentDevice]);
9135         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9136     } else
9137         IsWildcat_ = false;
9138
9139     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9140
9141     /* Library Hacks {{{ */
9142     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9143
9144     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9145     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9146     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9147         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9148         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9149     }
9150
9151     $UIHardware = objc_getClass("UIHardware");
9152     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9153     if (UIHardware$_playSystemSound$ != NULL) {
9154         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9155         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9156     }
9157
9158     $UIApplication = objc_getClass("UIApplication");
9159     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9160     if (UIApplication$_updateApplicationAccessibility != NULL) {
9161         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9162         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9163     }
9164     /* }}} */
9165     /* Set Locale {{{ */
9166     Locale_ = CFLocaleCopyCurrent();
9167     Languages_ = [NSLocale preferredLanguages];
9168     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9169     //NSLog(@"%@", [Languages_ description]);
9170
9171     const char *lang;
9172     if (Languages_ == nil || [Languages_ count] == 0)
9173         // XXX: consider just setting to C and then falling through?
9174         lang = NULL;
9175     else {
9176         lang = [[Languages_ objectAtIndex:0] UTF8String];
9177         setenv("LANG", lang, true);
9178     }
9179
9180     //std::setlocale(LC_ALL, lang);
9181     NSLog(@"Setting Language: %s", lang);
9182     /* }}} */
9183
9184     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9185
9186     /* Parse Arguments {{{ */
9187     bool substrate(false);
9188
9189     if (argc != 0) {
9190         char **args(argv);
9191         int arge(1);
9192
9193         for (int argi(1); argi != argc; ++argi)
9194             if (strcmp(argv[argi], "--") == 0) {
9195                 arge = argi;
9196                 argv[argi] = argv[0];
9197                 argv += argi;
9198                 argc -= argi;
9199                 break;
9200             }
9201
9202         for (int argi(1); argi != arge; ++argi)
9203             if (strcmp(args[argi], "--substrate") == 0)
9204                 substrate = true;
9205             else
9206                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9207     }
9208     /* }}} */
9209
9210     App_ = [[NSBundle mainBundle] bundlePath];
9211     Home_ = NSHomeDirectory();
9212     Advanced_ = YES;
9213
9214     setuid(0);
9215     setgid(0);
9216
9217     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9218     alloc_ = alloc->method_imp;
9219     alloc->method_imp = (IMP) &Alloc_;*/
9220
9221     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9222     dealloc_ = dealloc->method_imp;
9223     dealloc->method_imp = (IMP) &Dealloc_;*/
9224
9225     /* System Information {{{ */
9226     size_t size;
9227
9228     int maxproc;
9229     size = sizeof(maxproc);
9230     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9231         perror("sysctlbyname(\"kern.maxproc\", ?)");
9232     else if (maxproc < 64) {
9233         maxproc = 64;
9234         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9235             perror("sysctlbyname(\"kern.maxproc\", #)");
9236     }
9237
9238     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9239     char *osversion = new char[size];
9240     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9241         perror("sysctlbyname(\"kern.osversion\", ?)");
9242     else
9243         System_ = [NSString stringWithUTF8String:osversion];
9244
9245     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9246     char *machine = new char[size];
9247     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9248         perror("sysctlbyname(\"hw.machine\", ?)");
9249     else
9250         Machine_ = machine;
9251
9252     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9253         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9254             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9255                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9256                 CFRelease(serial);
9257             }
9258
9259             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9260                 NSData *data((NSData *) ecid);
9261                 size_t length([data length]);
9262                 uint8_t bytes[length];
9263                 [data getBytes:bytes];
9264                 char string[length * 2 + 1];
9265                 for (size_t i(0); i != length; ++i)
9266                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9267                 ChipID_ = [NSString stringWithUTF8String:string];
9268                 CFRelease(ecid);
9269             }
9270
9271             IOObjectRelease(service);
9272         }
9273     }
9274
9275     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9276
9277     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9278     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9279     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9280
9281     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9282     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9283     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9284
9285     if (mcc != NULL && mnc != NULL)
9286         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9287
9288     if (mnc != NULL)
9289         CFRelease(mnc);
9290     if (mcc != NULL)
9291         CFRelease(mcc);
9292
9293     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9294         Build_ = [system objectForKey:@"ProductBuildVersion"];
9295     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9296         Product_ = [info objectForKey:@"SafariProductVersion"];
9297         Safari_ = [info objectForKey:@"CFBundleVersion"];
9298     }
9299     /* }}} */
9300     /* Load Database {{{ */
9301     _trace();
9302     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9303     _trace();
9304     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9305
9306     if (Metadata_ == NULL)
9307         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9308     else {
9309         Settings_ = [Metadata_ objectForKey:@"Settings"];
9310
9311         Packages_ = [Metadata_ objectForKey:@"Packages"];
9312         Sections_ = [Metadata_ objectForKey:@"Sections"];
9313         Sources_ = [Metadata_ objectForKey:@"Sources"];
9314
9315         Token_ = [Metadata_ objectForKey:@"Token"];
9316     }
9317
9318     if (Settings_ != nil)
9319         Role_ = [Settings_ objectForKey:@"Role"];
9320
9321     if (Sections_ == nil) {
9322         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9323         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9324     }
9325
9326     if (Sources_ == nil) {
9327         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9328         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9329     }
9330     /* }}} */
9331
9332     _trace();
9333     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9334     _trace();
9335
9336     if (Packages_ != nil) {
9337         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, NULL);
9338         _trace();
9339         [Metadata_ removeObjectForKey:@"Packages"];
9340         Packages_ = nil;
9341         Changed_ = true;
9342     }
9343
9344     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9345
9346     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9347         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9348     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9349         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9350     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9351         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9352
9353     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9354
9355     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9356         unlink("/tmp/.cydia.fw");
9357         goto firmware;
9358     } else if (access("/User", F_OK) != 0 || version < 2) {
9359       firmware:
9360         _trace();
9361         system("/usr/libexec/cydia/firmware.sh");
9362         _trace();
9363     }
9364
9365     _assert([[NSFileManager defaultManager]
9366         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9367         withIntermediateDirectories:YES
9368         attributes:nil
9369         error:NULL
9370     ]);
9371
9372     if (access("/tmp/cydia.chk", F_OK) == 0) {
9373         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9374             _assert(errno == ENOENT);
9375         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9376             _assert(errno == ENOENT);
9377     }
9378
9379     /* APT Initialization {{{ */
9380     _assert(pkgInitConfig(*_config));
9381     _assert(pkgInitSystem(*_config, _system));
9382
9383     if (lang != NULL)
9384         _config->Set("APT::Acquire::Translation", lang);
9385
9386     // XXX: this timeout might be important :(
9387     //_config->Set("Acquire::http::Timeout", 15);
9388
9389     _config->Set("Acquire::http::MaxParallel", 3);
9390     /* }}} */
9391     /* Color Choices {{{ */
9392     space_ = CGColorSpaceCreateDeviceRGB();
9393
9394     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9395     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9396     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9397     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9398     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9399     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9400     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9401     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9402     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9403
9404     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9405     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9406     /* }}}*/
9407     /* UIKit Configuration {{{ */
9408     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9409     if ($GSFontSetUseLegacyFontMetrics != NULL)
9410         $GSFontSetUseLegacyFontMetrics(YES);
9411
9412     // XXX: I have a feeling this was important
9413     //UIKeyboardDisableAutomaticAppearance();
9414     /* }}} */
9415
9416     Colon_ = UCLocalize("COLON_DELIMITED");
9417     Elision_ = UCLocalize("ELISION");
9418     Error_ = UCLocalize("ERROR");
9419     Warning_ = UCLocalize("WARNING");
9420
9421     _trace();
9422     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9423
9424     CGColorSpaceRelease(space_);
9425     CFRelease(Locale_);
9426
9427     return value;
9428 }