MobileCydia.mm

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