MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128 /* }}} */
 129
 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 static _finline NSString *CydiaURL(NSString *path) {
 221     char page[25];
 222     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 223     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 224     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 225     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 226     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 227     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 228 }
 229
 230 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 231     int notify_token;
 232     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 233         notify_set_state(notify_token, newStatus);
 234         notify_cancel(notify_token);
 235     }
 236     notify_post("com.saurik.Cydia.status");
 237 }
 238
 239 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 240 @interface NSObject (Cydia)
 241 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 242 - (id) yieldToSelector:(SEL)selector;
 243 @end
 244
 245 @implementation NSObject (Cydia)
 246
 247 - (void) doNothing {
 248 }
 249
 250 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 251     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 252     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 253     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 254
 255     /* XXX: deal with exceptions */
 256     id value([self performSelector:selector withObject:object]);
 257
 258     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 259     [context removeAllObjects];
 260     if ([signature methodReturnLength] != 0 && value != nil)
 261         [context addObject:value];
 262
 263     stopped = true;
 264
 265     [self
 266         performSelectorOnMainThread:@selector(doNothing)
 267         withObject:nil
 268         waitUntilDone:NO
 269     ];
 270 }
 271
 272 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 273     volatile bool stopped(false);
 274
 275     NSMutableArray *context([NSMutableArray arrayWithObjects:
 276         [NSValue valueWithPointer:selector],
 277         [NSValue valueWithNonretainedObject:object],
 278         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 279     nil]);
 280
 281     NSThread *thread([[[NSThread alloc]
 282         initWithTarget:self
 283         selector:@selector(_yieldToContext:)
 284         object:context
 285     ] autorelease]);
 286
 287     [thread start];
 288
 289     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 290     NSDate *future([NSDate distantFuture]);
 291
 292     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 293
 294     return [context count] == 0 ? nil : [context objectAtIndex:0];
 295 }
 296
 297 - (id) yieldToSelector:(SEL)selector {
 298     return [self yieldToSelector:selector withObject:nil];
 299 }
 300
 301 @end
 302 /* }}} */
 303
 304 /* Cydia Alert View {{{ */
 305 @interface CYAlertView : UIAlertView {
 306     unsigned button_;
 307 }
 308
 309 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 310 @end
 311
 312 @implementation CYAlertView
 313
 314 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 315     if ((self = [super init])) {
 316         [self setTitle:title];
 317         [self setDelegate:self];
 318         for (NSString *button in buttons) [self addButtonWithTitle:button];
 319         [self setCancelButtonIndex:index];
 320     } return self;
 321 }
 322
 323 - (void) _updateFrameForDisplay {
 324     [super _updateFrameForDisplay];
 325     if ([self cancelButtonIndex] == -1) {
 326         NSArray *buttons = [self buttons];
 327         if ([buttons count]) {
 328             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 329             for (UIThreePartButton *button in buttons)
 330                 [button setBackground:background forState:0];
 331         }
 332     }
 333 }
 334
 335 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 336     button_ = buttonIndex + 1;
 337 }
 338
 339 - (void) dismiss {
 340     [self dismissWithClickedButtonIndex:-1 animated:YES];
 341 }
 342
 343 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 344     [self setRunsModal:YES];
 345     button_ = 0;
 346     [self show];
 347     return button_;
 348 }
 349
 350 @end
 351 /* }}} */
 352
 353 /* NSForcedOrderingSearch doesn't work on the iPhone */
 354 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 355 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 356 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 357
 358 #define lprintf(args...) fprintf(stderr, args)
 359
 360 #define ForRelease 1
 361 #define TraceLogging (1 && !ForRelease)
 362 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 363 #define ProfileTimes (0 && !ForRelease)
 364 #define ForSaurik (0 && !ForRelease)
 365 #define LogBrowser (0 && !ForRelease)
 366 #define TrackResize (0 && !ForRelease)
 367 #define ManualRefresh (1 && !ForRelease)
 368 #define ShowInternals (0 && !ForRelease)
 369 #define AlwaysReload (0 && !ForRelease)
 370 #define TryIndexedCollation (0 && !ForRelease)
 371
 372 #if !TraceLogging
 373 #undef _trace
 374 #define _trace(args...)
 375 #endif
 376
 377 #if !ProfileTimes
 378 #undef _profile
 379 #define _profile(name) {
 380 #undef _end
 381 #define _end }
 382 #define PrintTimes() do {} while (false)
 383 #endif
 384
 385 /* Radix Sort {{{ */
 386 typedef uint32_t (*SKRadixFunction)(id, void *);
 387
 388 @interface NSMutableArray (Radix)
 389 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 390 @end
 391
 392 struct RadixItem_ {
 393     size_t index;
 394     uint32_t key;
 395 };
 396
 397 @implementation NSMutableArray (Radix)
 398
 399 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 400     size_t count([self count]);
 401     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 402
 403     for (size_t i(0); i != count; ++i) {
 404         RadixItem_ &item(swap[i]);
 405         item.index = i;
 406
 407         id object([self objectAtIndex:i]);
 408         item.key = function(object, argument);
 409     }
 410
 411     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 412
 413     static const size_t width = 32;
 414     static const size_t bits = 11;
 415     static const size_t slots = 1 << bits;
 416     static const size_t passes = (width + (bits - 1)) / bits;
 417
 418     size_t *hist(new size_t[slots]);
 419
 420     for (size_t pass(0); pass != passes; ++pass) {
 421         memset(hist, 0, sizeof(size_t) * slots);
 422
 423         for (size_t i(0); i != count; ++i) {
 424             uint32_t key(lhs[i].key);
 425             key >>= pass * bits;
 426             key &= _not(uint32_t) >> width - bits;
 427             ++hist[key];
 428         }
 429
 430         size_t offset(0);
 431         for (size_t i(0); i != slots; ++i) {
 432             size_t local(offset);
 433             offset += hist[i];
 434             hist[i] = local;
 435         }
 436
 437         for (size_t i(0); i != count; ++i) {
 438             uint32_t key(lhs[i].key);
 439             key >>= pass * bits;
 440             key &= _not(uint32_t) >> width - bits;
 441             rhs[hist[key]++] = lhs[i];
 442         }
 443
 444         RadixItem_ *tmp(lhs);
 445         lhs = rhs;
 446         rhs = tmp;
 447     }
 448
 449     delete [] hist;
 450
 451     const void **values(new const void *[count]);
 452     for (size_t i(0); i != count; ++i)
 453         values[i] = [self objectAtIndex:lhs[i].index];
 454     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 455     delete [] values;
 456
 457     delete [] swap;
 458 }
 459
 460 @end
 461 /* }}} */
 462 /* Insertion Sort {{{ */
 463
 464 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 465     const char *ptr = (const char *)list;
 466     while (0 < count) {
 467         CFIndex half = count / 2;
 468         const char *probe = ptr + elementSize * half;
 469         CFComparisonResult cr = comparator(element, probe, context);
 470     if (0 == cr) return (probe - (const char *)list) / elementSize;
 471         ptr = (cr < 0) ? ptr : probe + elementSize;
 472         count = (cr < 0) ? half : (half + (count & 1) - 1);
 473     }
 474     return (ptr - (const char *)list) / elementSize;
 475 }
 476
 477 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 478     const char *ptr = (const char *)list;
 479     while (0 < count) {
 480         CFIndex half = count / 2;
 481         const char *probe = ptr + elementSize * half;
 482         CFComparisonResult cr = comparator(element, probe, context);
 483     if (0 == cr) return (probe - (const char *)list) / elementSize;
 484         ptr = (cr < 0) ? ptr : probe + elementSize;
 485         count = (cr < 0) ? half : (half + (count & 1) - 1);
 486     }
 487     return (ptr - (const char *)list) / elementSize;
 488 }
 489
 490 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 491     if (range.length == 0)
 492         return;
 493     const void **values(new const void *[range.length]);
 494     CFArrayGetValues(array, range, values);
 495
 496 #if HistogramInsertionSort > 0
 497     uint32_t total(0), *offsets(new uint32_t[range.length]);
 498 #endif
 499
 500     for (CFIndex index(1); index != range.length; ++index) {
 501         const void *value(values[index]);
 502         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 503         CFIndex correct(index);
 504         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 505 #if HistogramInsertionSort > 1
 506             NSLog(@"%@ < %@", value, values[correct - 1]);
 507 #endif
 508             if (--correct == 0)
 509                 break;
 510         }
 511         if (correct != index) {
 512             size_t offset(index - correct);
 513 #if HistogramInsertionSort
 514             total += offset;
 515             ++offsets[offset];
 516             if (offset > 10)
 517                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 518 #endif
 519             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 520             values[correct] = value;
 521         }
 522     }
 523
 524     CFArrayReplaceValues(array, range, values, range.length);
 525     delete [] values;
 526
 527 #if HistogramInsertionSort > 0
 528     for (CFIndex index(0); index != range.length; ++index)
 529         if (offsets[index] != 0)
 530             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 531     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 532     delete [] offsets;
 533 #endif
 534 }
 535
 536 /* }}} */
 537
 538 /* Apple Bug Fixes {{{ */
 539 @implementation UIWebDocumentView (Cydia)
 540
 541 - (void) _setScrollerOffset:(CGPoint)offset {
 542     UIScroller *scroller([self _scroller]);
 543
 544     CGSize size([scroller contentSize]);
 545     CGSize bounds([scroller bounds].size);
 546
 547     CGPoint max;
 548     max.x = size.width - bounds.width;
 549     max.y = size.height - bounds.height;
 550
 551     // wtf Apple?!
 552     if (max.x < 0)
 553         max.x = 0;
 554     if (max.y < 0)
 555         max.y = 0;
 556
 557     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 558     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 559
 560     [scroller setOffset:offset];
 561 }
 562
 563 @end
 564 /* }}} */
 565
 566 @implementation WebScriptObject (NSFastEnumeration)
 567
 568 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 569     size_t length([self count] - state->state);
 570     if (length <= 0)
 571         return 0;
 572     else if (length > count)
 573         length = count;
 574     for (size_t i(0); i != length; ++i)
 575         objects[i] = [self objectAtIndex:state->state++];
 576     state->itemsPtr = objects;
 577     state->mutationsPtr = (unsigned long *) self;
 578     return length;
 579 }
 580
 581 @end
 582
 583 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 584     size_t length([self length] - state->state);
 585     if (length <= 0)
 586         return 0;
 587     else if (length > count)
 588         length = count;
 589     for (size_t i(0); i != length; ++i)
 590         objects[i] = [self item:state->state++];
 591     state->itemsPtr = objects;
 592     state->mutationsPtr = (unsigned long *) self;
 593     return length;
 594 }
 595
 596 /* Cydia NSString Additions {{{ */
 597 @interface NSString (Cydia)
 598 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 599 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 600 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 601 - (NSComparisonResult) compareByPath:(NSString *)other;
 602 - (NSString *) stringByCachingURLWithCurrentCDN;
 603 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 604 @end
 605
 606 @implementation NSString (Cydia)
 607
 608 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 609     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 610 }
 611
 612 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 613     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 614     memcpy(data, bytes, length);
 615     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 616 }
 617
 618 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 619     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 620 }
 621
 622 - (NSComparisonResult) compareByPath:(NSString *)other {
 623     NSString *prefix = [self commonPrefixWithString:other options:0];
 624     size_t length = [prefix length];
 625
 626     NSRange lrange = NSMakeRange(length, [self length] - length);
 627     NSRange rrange = NSMakeRange(length, [other length] - length);
 628
 629     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 630     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 631
 632     NSComparisonResult value;
 633
 634     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 635         value = NSOrderedSame;
 636     else if (lrange.location == NSNotFound)
 637         value = NSOrderedAscending;
 638     else if (rrange.location == NSNotFound)
 639         value = NSOrderedDescending;
 640     else
 641         value = NSOrderedSame;
 642
 643     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 644         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 645     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 646         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 647
 648     NSComparisonResult result = [lpath compare:rpath];
 649     return result == NSOrderedSame ? value : result;
 650 }
 651
 652 - (NSString *) stringByCachingURLWithCurrentCDN {
 653     return [self
 654         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 655         withString:@"://cache.cydia.saurik.com/"
 656     ];
 657 }
 658
 659 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 660     return [(id)CFURLCreateStringByAddingPercentEscapes(
 661         kCFAllocatorDefault,
 662         (CFStringRef) self,
 663         NULL,
 664         CFSTR(";/?:@&=+$,"),
 665         kCFStringEncodingUTF8
 666     ) autorelease];
 667 }
 668
 669 @end
 670 /* }}} */
 671
 672 /* C++ NSString Wrapper Cache {{{ */
 673 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 674     return size == 0 ? NULL :
 675         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 676         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 677 }
 678
 679 static _finline CFStringRef CYStringCreate(const char *data) {
 680     return CYStringCreate(data, strlen(data));
 681 }
 682
 683 class CYString {
 684   private:
 685     char *data_;
 686     size_t size_;
 687     CFStringRef cache_;
 688
 689     _finline void clear_() {
 690         if (cache_ != NULL) {
 691             CFRelease(cache_);
 692             cache_ = NULL;
 693         }
 694     }
 695
 696   public:
 697     _finline bool empty() const {
 698         return size_ == 0;
 699     }
 700
 701     _finline size_t size() const {
 702         return size_;
 703     }
 704
 705     _finline char *data() const {
 706         return data_;
 707     }
 708
 709     _finline void clear() {
 710         size_ = 0;
 711         clear_();
 712     }
 713
 714     _finline CYString() :
 715         data_(0),
 716         size_(0),
 717         cache_(NULL)
 718     {
 719     }
 720
 721     _finline ~CYString() {
 722         clear_();
 723     }
 724
 725     void operator =(const CYString &rhs) {
 726         data_ = rhs.data_;
 727         size_ = rhs.size_;
 728
 729         if (rhs.cache_ == nil)
 730             cache_ = NULL;
 731         else
 732             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 733     }
 734
 735     void copy(apr_pool_t *pool) {
 736         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 737         memcpy(temp, data_, size_);
 738         temp[size_] = '\0';
 739         data_ = temp;
 740     }
 741
 742     void set(apr_pool_t *pool, const char *data, size_t size) {
 743         if (size == 0)
 744             clear();
 745         else {
 746             clear_();
 747
 748             data_ = const_cast<char *>(data);
 749             size_ = size;
 750
 751             if (pool != NULL)
 752                 copy(pool);
 753         }
 754     }
 755
 756     _finline void set(apr_pool_t *pool, const char *data) {
 757         set(pool, data, data == NULL ? 0 : strlen(data));
 758     }
 759
 760     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 761         set(pool, rhs.data(), rhs.size());
 762     }
 763
 764     bool operator ==(const CYString &rhs) const {
 765         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 766     }
 767
 768     _finline operator CFStringRef() {
 769         if (cache_ == NULL)
 770             cache_ = CYStringCreate(data_, size_);
 771         return cache_;
 772     }
 773
 774     _finline operator id() {
 775         return (NSString *) static_cast<CFStringRef>(*this);
 776     }
 777
 778     _finline operator const char *() {
 779         return reinterpret_cast<const char *>(data_);
 780     }
 781 };
 782 /* }}} */
 783 /* C++ NSString Algorithm Adapters {{{ */
 784 extern "C" {
 785     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 786 }
 787
 788 struct NSStringMapHash :
 789     std::unary_function<NSString *, size_t>
 790 {
 791     _finline size_t operator ()(NSString *value) const {
 792         return CFStringHashNSString((CFStringRef) value);
 793     }
 794 };
 795
 796 struct NSStringMapLess :
 797     std::binary_function<NSString *, NSString *, bool>
 798 {
 799     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 800         return [lhs compare:rhs] == NSOrderedAscending;
 801     }
 802 };
 803
 804 struct NSStringMapEqual :
 805     std::binary_function<NSString *, NSString *, bool>
 806 {
 807     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 808         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 809         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 810         //[lhs isEqualToString:rhs];
 811     }
 812 };
 813 /* }}} */
 814
 815 /* Perl-Compatible RegEx {{{ */
 816 class Pcre {
 817   private:
 818     pcre *code_;
 819     pcre_extra *study_;
 820     int capture_;
 821     int *matches_;
 822     const char *data_;
 823
 824   public:
 825     Pcre(const char *regex) :
 826         study_(NULL)
 827     {
 828         const char *error;
 829         int offset;
 830         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 831
 832         if (code_ == NULL) {
 833             lprintf("%d:%s\n", offset, error);
 834             _assert(false);
 835         }
 836
 837         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 838         matches_ = new int[(capture_ + 1) * 3];
 839     }
 840
 841     ~Pcre() {
 842         pcre_free(code_);
 843         delete matches_;
 844     }
 845
 846     NSString *operator [](size_t match) {
 847         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 848     }
 849
 850     bool operator ()(NSString *data) {
 851         // XXX: length is for characters, not for bytes
 852         return operator ()([data UTF8String], [data length]);
 853     }
 854
 855     bool operator ()(const char *data, size_t size) {
 856         data_ = data;
 857         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 858     }
 859 };
 860 /* }}} */
 861 /* Mime Addresses {{{ */
 862 @interface Address : NSObject {
 863     NSString *name_;
 864     NSString *address_;
 865 }
 866
 867 - (NSString *) name;
 868 - (NSString *) address;
 869
 870 - (void) setAddress:(NSString *)address;
 871
 872 + (Address *) addressWithString:(NSString *)string;
 873 - (Address *) initWithString:(NSString *)string;
 874 @end
 875
 876 @implementation Address
 877
 878 - (void) dealloc {
 879     [name_ release];
 880     if (address_ != nil)
 881         [address_ release];
 882     [super dealloc];
 883 }
 884
 885 - (NSString *) name {
 886     return name_;
 887 }
 888
 889 - (NSString *) address {
 890     return address_;
 891 }
 892
 893 - (void) setAddress:(NSString *)address {
 894     if (address_ != nil)
 895         [address_ autorelease];
 896     if (address == nil)
 897         address_ = nil;
 898     else
 899         address_ = [address retain];
 900 }
 901
 902 + (Address *) addressWithString:(NSString *)string {
 903     return [[[Address alloc] initWithString:string] autorelease];
 904 }
 905
 906 + (NSArray *) _attributeKeys {
 907     return [NSArray arrayWithObjects:@"address", @"name", nil];
 908 }
 909
 910 - (NSArray *) attributeKeys {
 911     return [[self class] _attributeKeys];
 912 }
 913
 914 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 915     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 916 }
 917
 918 - (Address *) initWithString:(NSString *)string {
 919     if ((self = [super init]) != nil) {
 920         const char *data = [string UTF8String];
 921         size_t size = [string length];
 922
 923         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 924
 925         if (address_r(data, size)) {
 926             name_ = [address_r[1] retain];
 927             address_ = [address_r[2] retain];
 928         } else {
 929             name_ = [string retain];
 930             address_ = nil;
 931         }
 932     } return self;
 933 }
 934
 935 @end
 936 /* }}} */
 937 /* CoreGraphics Primitives {{{ */
 938 class CYColor {
 939   private:
 940     CGColorRef color_;
 941
 942     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 943         CGFloat color[] = {red, green, blue, alpha};
 944         return CGColorCreate(space, color);
 945     }
 946
 947   public:
 948     CYColor() :
 949         color_(NULL)
 950     {
 951     }
 952
 953     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 954         color_(Create_(space, red, green, blue, alpha))
 955     {
 956         Set(space, red, green, blue, alpha);
 957     }
 958
 959     void Clear() {
 960         if (color_ != NULL)
 961             CGColorRelease(color_);
 962     }
 963
 964     ~CYColor() {
 965         Clear();
 966     }
 967
 968     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 969         Clear();
 970         color_ = Create_(space, red, green, blue, alpha);
 971     }
 972
 973     operator CGColorRef() {
 974         return color_;
 975     }
 976 };
 977 /* }}} */
 978
 979 /* Random Global Variables {{{ */
 980 static const int PulseInterval_ = 50000;
 981
 982 static const NSString *UI_;
 983
 984 static int Finish_;
 985 static NSArray *Finishes_;
 986
 987 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 988 #define NotifyConfig_ "/etc/notify.conf"
 989
 990 static bool Queuing_;
 991
 992 static CYColor Blue_;
 993 static CYColor Blueish_;
 994 static CYColor Black_;
 995 static CYColor Off_;
 996 static CYColor White_;
 997 static CYColor Gray_;
 998 static CYColor Green_;
 999 static CYColor Purple_;
1000 static CYColor Purplish_;
1001
1002 static UIColor *InstallingColor_;
1003 static UIColor *RemovingColor_;
1004
1005 static NSString *App_;
1006 static NSString *Home_;
1007
1008 static BOOL Advanced_;
1009 static BOOL Ignored_;
1010
1011 static UIFont *Font12_;
1012 static UIFont *Font12Bold_;
1013 static UIFont *Font14_;
1014 static UIFont *Font18Bold_;
1015 static UIFont *Font22Bold_;
1016
1017 static const char *Machine_ = NULL;
1018 static NSString *System_ = nil;
1019 static NSString *SerialNumber_ = nil;
1020 static NSString *ChipID_ = nil;
1021 static NSString *Token_ = nil;
1022 static NSString *UniqueID_ = nil;
1023 static NSString *PLMN_ = nil;
1024 static NSString *Build_ = nil;
1025 static NSString *Product_ = nil;
1026 static NSString *Safari_ = nil;
1027
1028 static CFLocaleRef Locale_;
1029 static NSArray *Languages_;
1030 static CGColorSpaceRef space_;
1031
1032 static NSDictionary *SectionMap_;
1033 static NSMutableDictionary *Metadata_;
1034 static _transient NSMutableDictionary *Settings_;
1035 static _transient NSString *Role_;
1036 static _transient NSMutableDictionary *Packages_;
1037 static _transient NSMutableDictionary *Sections_;
1038 static _transient NSMutableDictionary *Sources_;
1039 static bool Changed_;
1040 static time_t now_;
1041
1042 bool IsWildcat_;
1043 static CGFloat ScreenScale_;
1044 /* }}} */
1045
1046 /* Display Helpers {{{ */
1047 inline float Interpolate(float begin, float end, float fraction) {
1048     return (end - begin) * fraction + begin;
1049 }
1050
1051 static _finline const char *StripVersion_(const char *version) {
1052     const char *colon(strchr(version, ':'));
1053     return colon == NULL ? version : colon + 1;
1054 }
1055
1056 NSString *LocalizeSection(NSString *section) {
1057     static Pcre title_r("^(.*?) \\((.*)\\)$");
1058     if (title_r(section)) {
1059         NSString *parent(title_r[1]);
1060         NSString *child(title_r[2]);
1061
1062         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1063             LocalizeSection(parent),
1064             LocalizeSection(child)
1065         ];
1066     }
1067
1068     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1069 }
1070
1071 NSString *Simplify(NSString *title) {
1072     const char *data = [title UTF8String];
1073     size_t size = [title length];
1074
1075     static Pcre square_r("^\\[(.*)\\]$");
1076     if (square_r(data, size))
1077         return Simplify(square_r[1]);
1078
1079     static Pcre paren_r("^\\((.*)\\)$");
1080     if (paren_r(data, size))
1081         return Simplify(paren_r[1]);
1082
1083     static Pcre title_r("^(.*?) \\((.*)\\)$");
1084     if (title_r(data, size))
1085         return Simplify(title_r[1]);
1086
1087     return title;
1088 }
1089 /* }}} */
1090
1091 NSString *GetLastUpdate() {
1092     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1093
1094     if (update == nil)
1095         return UCLocalize("NEVER_OR_UNKNOWN");
1096
1097     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1098     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1099
1100     CFRelease(formatter);
1101
1102     return [(NSString *) formatted autorelease];
1103 }
1104
1105 bool isSectionVisible(NSString *section) {
1106     NSDictionary *metadata([Sections_ objectForKey:section]);
1107     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1108     return hidden == nil || ![hidden boolValue];
1109 }
1110
1111 @class Cydia;
1112
1113 /* Delegate Prototypes {{{ */
1114 @class Package;
1115 @class Source;
1116
1117 @interface NSObject (ProgressDelegate)
1118 @end
1119
1120 @protocol ProgressDelegate
1121 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1122 - (void) setProgressTitle:(NSString *)title;
1123 - (void) setProgressPercent:(float)percent;
1124 - (void) startProgress;
1125 - (void) addProgressOutput:(NSString *)output;
1126 - (bool) isCancelling:(size_t)received;
1127 @end
1128
1129 @protocol ConfigurationDelegate
1130 - (void) repairWithSelector:(SEL)selector;
1131 - (void) setConfigurationData:(NSString *)data;
1132 @end
1133
1134 @class CYPackageController;
1135
1136 @protocol CydiaDelegate
1137 - (void) retainNetworkActivityIndicator;
1138 - (void) releaseNetworkActivityIndicator;
1139 - (void) clearPackage:(Package *)package;
1140 - (void) installPackage:(Package *)package;
1141 - (void) installPackages:(NSArray *)packages;
1142 - (void) removePackage:(Package *)package;
1143 - (void) beginUpdate;
1144 - (BOOL) updating;
1145 - (void) distUpgrade;
1146 - (void) loadData;
1147 - (void) updateData;
1148 - (void) syncData;
1149 - (void) showSettings;
1150 - (UIProgressHUD *) addProgressHUD;
1151 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1152 - (CYViewController *) pageForPackage:(NSString *)name;
1153 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1154 @end
1155
1156 static id<CydiaDelegate> CydiaApp;
1157 /* }}} */
1158
1159 /* Status Delegation {{{ */
1160 class Status :
1161     public pkgAcquireStatus
1162 {
1163   private:
1164     _transient NSObject<ProgressDelegate> *delegate_;
1165
1166   public:
1167     Status() :
1168         delegate_(nil)
1169     {
1170     }
1171
1172     void setDelegate(id delegate) {
1173         delegate_ = delegate;
1174     }
1175
1176     NSObject<ProgressDelegate> *getDelegate() const {
1177         return delegate_;
1178     }
1179
1180     virtual bool MediaChange(std::string media, std::string drive) {
1181         return false;
1182     }
1183
1184     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1185     }
1186
1187     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1188         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1189         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1190     }
1191
1192     virtual void Done(pkgAcquire::ItemDesc &item) {
1193     }
1194
1195     virtual void Fail(pkgAcquire::ItemDesc &item) {
1196         if (
1197             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1198             item.Owner->Status == pkgAcquire::Item::StatDone
1199         )
1200             return;
1201
1202         std::string &error(item.Owner->ErrorText);
1203         if (error.empty())
1204             return;
1205
1206         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1207         NSArray *fields([description componentsSeparatedByString:@" "]);
1208         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1209
1210         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1211             withObject:[NSArray arrayWithObjects:
1212                 [NSString stringWithUTF8String:error.c_str()],
1213                 source,
1214             nil]
1215             waitUntilDone:YES
1216         ];
1217     }
1218
1219     virtual bool Pulse(pkgAcquire *Owner) {
1220         bool value = pkgAcquireStatus::Pulse(Owner);
1221
1222         float percent(
1223             double(CurrentBytes + CurrentItems) /
1224             double(TotalBytes + TotalItems)
1225         );
1226
1227         [delegate_ setProgressPercent:percent];
1228         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1229     }
1230
1231     virtual void Start() {
1232         [delegate_ startProgress];
1233     }
1234
1235     virtual void Stop() {
1236     }
1237 };
1238 /* }}} */
1239 /* Progress Delegation {{{ */
1240 class Progress :
1241     public OpProgress
1242 {
1243   private:
1244     _transient id<ProgressDelegate> delegate_;
1245     float percent_;
1246
1247   protected:
1248     virtual void Update() {
1249         /*if (abs(Percent - percent_) > 2)
1250             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1251             percent_ = Percent;
1252         }*/
1253
1254         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1255         [delegate_ setProgressPercent:(Percent / 100)];*/
1256     }
1257
1258   public:
1259     Progress() :
1260         delegate_(nil),
1261         percent_(0)
1262     {
1263     }
1264
1265     void setDelegate(id delegate) {
1266         delegate_ = delegate;
1267     }
1268
1269     id getDelegate() const {
1270         return delegate_;
1271     }
1272
1273     virtual void Done() {
1274         //NSLog(@"DONE");
1275         //[delegate_ setProgressPercent:1];
1276     }
1277 };
1278 /* }}} */
1279
1280 /* Database Interface {{{ */
1281 typedef std::map< unsigned long, _H<Source> > SourceMap;
1282
1283 @interface Database : NSObject {
1284     NSZone *zone_;
1285     apr_pool_t *pool_;
1286
1287     unsigned era_;
1288
1289     pkgCacheFile cache_;
1290     pkgDepCache::Policy *policy_;
1291     pkgRecords *records_;
1292     pkgProblemResolver *resolver_;
1293     pkgAcquire *fetcher_;
1294     FileFd *lock_;
1295     SPtr<pkgPackageManager> manager_;
1296     pkgSourceList *list_;
1297
1298     SourceMap sources_;
1299     CFMutableArrayRef deadSources_;
1300     CFMutableArrayRef packages_;
1301
1302     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1303     Status status_;
1304     Progress progress_;
1305
1306     int cydiafd_;
1307     int statusfd_;
1308     FILE *input_;
1309
1310     std::map<const char *, _H<NSString> > sections_;
1311 }
1312
1313 + (Database *) sharedInstance;
1314 - (unsigned) era;
1315
1316 - (void) _readCydia:(NSNumber *)fd;
1317 - (void) _readStatus:(NSNumber *)fd;
1318 - (void) _readOutput:(NSNumber *)fd;
1319
1320 - (FILE *) input;
1321
1322 - (Package *) packageWithName:(NSString *)name;
1323
1324 - (pkgCacheFile &) cache;
1325 - (pkgDepCache::Policy *) policy;
1326 - (pkgRecords *) records;
1327 - (pkgProblemResolver *) resolver;
1328 - (pkgAcquire &) fetcher;
1329 - (pkgSourceList &) list;
1330 - (NSArray *) packages;
1331 - (NSArray *) sources;
1332 - (Source *) sourceWithKey:(NSString *)key;
1333 - (void) reloadData;
1334
1335 - (void) configure;
1336 - (bool) prepare;
1337 - (void) perform;
1338 - (bool) upgrade;
1339 - (void) update;
1340
1341 - (void) updateWithStatus:(Status &)status;
1342
1343 - (void) setDelegate:(id)delegate;
1344 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1345
1346 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1347
1348 @end
1349 /* }}} */
1350 /* Delegate Helpers {{{ */
1351 @implementation NSObject (ProgressDelegate)
1352
1353 - (void) _setProgressErrorPackage:(NSArray *)args {
1354     [self performSelector:@selector(setProgressError:forPackage:)
1355         withObject:[args objectAtIndex:0]
1356         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1357     ];
1358 }
1359
1360 - (void) _setProgressErrorTitle:(NSArray *)args {
1361     [self performSelector:@selector(setProgressError:withTitle:)
1362         withObject:[args objectAtIndex:0]
1363         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1364     ];
1365 }
1366
1367 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1368     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1369         withObject:[NSArray arrayWithObjects:error, title, nil]
1370         waitUntilDone:YES
1371     ];
1372 }
1373
1374 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1375     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1376
1377     [self performSelector:@selector(setProgressError:withTitle:)
1378         withObject:error
1379         withObject:(package == nil ? id : [package name])
1380     ];
1381 }
1382
1383 @end
1384 /* }}} */
1385
1386 // Cytore Definitions {{{
1387 struct PackageValue :
1388     Cytore::Block
1389 {
1390     Cytore::Offset<PackageValue> next_;
1391
1392     uint32_t index_ : 23;
1393     uint32_t subscribed_ : 1;
1394     uint32_t : 8;
1395
1396     int32_t first_;
1397     int32_t last_;
1398
1399     uint16_t vhash_;
1400     uint16_t nhash_;
1401
1402     char version_[8];
1403     char name_[];
1404 };
1405
1406 struct MetaValue :
1407     Cytore::Block
1408 {
1409     uint32_t active_;
1410     Cytore::Offset<PackageValue> packages_[1 << 16];
1411 };
1412
1413 static Cytore::File<MetaValue> MetaFile_;
1414 // }}}
1415 // Cytore Helper Functions {{{
1416 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1417     SplitHash nhash = { hashlittle(name, length) };
1418
1419     PackageValue *metadata;
1420
1421     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1422     offset: if (offset->IsNull()) {
1423         *offset = MetaFile_.New<PackageValue>(length + 1);
1424         metadata = &MetaFile_.Get(*offset);
1425
1426         if (metadata == NULL) {
1427             if (fail != NULL)
1428                 *fail = true;
1429
1430             metadata = new PackageValue();
1431             memset(metadata, 0, sizeof(*metadata));
1432         }
1433
1434         memcpy(metadata->name_, name, length + 1);
1435         metadata->nhash_ = nhash.u16[1];
1436     } else {
1437         metadata = &MetaFile_.Get(*offset);
1438
1439         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1440             offset = &metadata->next_;
1441             goto offset;
1442         }
1443     }
1444
1445     return metadata;
1446 }
1447
1448 static void PackageImport(const void *key, const void *value, void *context) {
1449     bool &fail(*reinterpret_cast<bool *>(context));
1450
1451     char buffer[1024];
1452     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1453         NSLog(@"failed to import package %@", key);
1454         return;
1455     }
1456
1457     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1458     NSDictionary *package((NSDictionary *) value);
1459
1460     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1461         if ([subscribed boolValue] && !metadata->subscribed_)
1462             metadata->subscribed_ = true;
1463
1464     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1465         time_t time([date timeIntervalSince1970]);
1466         if (metadata->first_ > time || metadata->first_ == 0)
1467             metadata->first_ = time;
1468     }
1469
1470     NSDate *date([package objectForKey:@"LastSeen"]);
1471     NSString *version([package objectForKey:@"LastVersion"]);
1472
1473     if (date != nil && version != nil) {
1474         time_t time([date timeIntervalSince1970]);
1475         if (metadata->last_ < time || metadata->last_ == 0)
1476             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1477                 size_t length(strlen(buffer));
1478                 uint16_t vhash(hashlittle(buffer, length));
1479
1480                 size_t capped(std::min<size_t>(8, length));
1481                 char *latest(buffer + length - capped);
1482
1483                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1484                 metadata->vhash_ = vhash;
1485
1486                 metadata->last_ = time;
1487             }
1488     }
1489 }
1490 // }}}
1491
1492 /* Source Class {{{ */
1493 @interface Source : NSObject {
1494     CYString depiction_;
1495     CYString description_;
1496     CYString label_;
1497     CYString origin_;
1498     CYString support_;
1499
1500     CYString uri_;
1501     CYString distribution_;
1502     CYString type_;
1503     CYString version_;
1504
1505     NSString *host_;
1506     NSString *authority_;
1507
1508     CYString defaultIcon_;
1509
1510     NSDictionary *record_;
1511     BOOL trusted_;
1512 }
1513
1514 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1515
1516 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1517
1518 - (NSString *) depictionForPackage:(NSString *)package;
1519 - (NSString *) supportForPackage:(NSString *)package;
1520
1521 - (NSDictionary *) record;
1522 - (BOOL) trusted;
1523
1524 - (NSString *) uri;
1525 - (NSString *) distribution;
1526 - (NSString *) type;
1527 - (NSString *) key;
1528 - (NSString *) host;
1529
1530 - (NSString *) name;
1531 - (NSString *) description;
1532 - (NSString *) label;
1533 - (NSString *) origin;
1534 - (NSString *) version;
1535
1536 - (NSString *) defaultIcon;
1537
1538 @end
1539
1540 @implementation Source
1541
1542 - (void) _clear {
1543     uri_.clear();
1544     distribution_.clear();
1545     type_.clear();
1546
1547     description_.clear();
1548     label_.clear();
1549     origin_.clear();
1550     depiction_.clear();
1551     support_.clear();
1552     version_.clear();
1553     defaultIcon_.clear();
1554
1555     if (record_ != nil) {
1556         [record_ release];
1557         record_ = nil;
1558     }
1559
1560     if (host_ != nil) {
1561         [host_ release];
1562         host_ = nil;
1563     }
1564
1565     if (authority_ != nil) {
1566         [authority_ release];
1567         authority_ = nil;
1568     }
1569 }
1570
1571 - (void) dealloc {
1572     // XXX: this is a very inefficient way to call these deconstructors
1573     [self _clear];
1574     [super dealloc];
1575 }
1576
1577 + (NSArray *) _attributeKeys {
1578     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1579 }
1580
1581 - (NSArray *) attributeKeys {
1582     return [[self class] _attributeKeys];
1583 }
1584
1585 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1586     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1587 }
1588
1589 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1590     [self _clear];
1591
1592     trusted_ = index->IsTrusted();
1593
1594     uri_.set(pool, index->GetURI());
1595     distribution_.set(pool, index->GetDist());
1596     type_.set(pool, index->GetType());
1597
1598     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1599     if (dindex != NULL) {
1600         FileFd fd;
1601         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1602             _error->Discard();
1603         else {
1604             pkgTagFile tags(&fd);
1605
1606             pkgTagSection section;
1607             tags.Step(section);
1608
1609             struct {
1610                 const char *name_;
1611                 CYString *value_;
1612             } names[] = {
1613                 {"default-icon", &defaultIcon_},
1614                 {"depiction", &depiction_},
1615                 {"description", &description_},
1616                 {"label", &label_},
1617                 {"origin", &origin_},
1618                 {"support", &support_},
1619                 {"version", &version_},
1620             };
1621
1622             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1623                 const char *start, *end;
1624
1625                 if (section.Find(names[i].name_, start, end)) {
1626                     CYString &value(*names[i].value_);
1627                     value.set(pool, start, end - start);
1628                 }
1629             }
1630         }
1631     }
1632
1633     record_ = [Sources_ objectForKey:[self key]];
1634     if (record_ != nil)
1635         record_ = [record_ retain];
1636
1637     NSURL *url([NSURL URLWithString:uri_]);
1638
1639     host_ = [url host];
1640     if (host_ != nil)
1641         host_ = [[host_ lowercaseString] retain];
1642
1643     if (host_ != nil)
1644         authority_ = host_;
1645     else
1646         authority_ = [url path];
1647
1648     if (authority_ != nil)
1649         authority_ = [authority_ retain];
1650 }
1651
1652 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1653     if ((self = [super init]) != nil) {
1654         [self setMetaIndex:index inPool:pool];
1655     } return self;
1656 }
1657
1658 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1659     NSDictionary *lhr = [self record];
1660     NSDictionary *rhr = [source record];
1661
1662     if (lhr != rhr)
1663         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1664
1665     NSString *lhs = [self name];
1666     NSString *rhs = [source name];
1667
1668     if ([lhs length] != 0 && [rhs length] != 0) {
1669         unichar lhc = [lhs characterAtIndex:0];
1670         unichar rhc = [rhs characterAtIndex:0];
1671
1672         if (isalpha(lhc) && !isalpha(rhc))
1673             return NSOrderedAscending;
1674         else if (!isalpha(lhc) && isalpha(rhc))
1675             return NSOrderedDescending;
1676     }
1677
1678     return [lhs compare:rhs options:LaxCompareOptions_];
1679 }
1680
1681 - (NSString *) depictionForPackage:(NSString *)package {
1682     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1683 }
1684
1685 - (NSString *) supportForPackage:(NSString *)package {
1686     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1687 }
1688
1689 - (NSDictionary *) record {
1690     return record_;
1691 }
1692
1693 - (BOOL) trusted {
1694     return trusted_;
1695 }
1696
1697 - (NSString *) uri {
1698     return uri_;
1699 }
1700
1701 - (NSString *) distribution {
1702     return distribution_;
1703 }
1704
1705 - (NSString *) type {
1706     return type_;
1707 }
1708
1709 - (NSString *) key {
1710     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1711 }
1712
1713 - (NSString *) host {
1714     return host_;
1715 }
1716
1717 - (NSString *) name {
1718     return origin_.empty() ? authority_ : origin_;
1719 }
1720
1721 - (NSString *) description {
1722     return description_;
1723 }
1724
1725 - (NSString *) label {
1726     return label_.empty() ? authority_ : label_;
1727 }
1728
1729 - (NSString *) origin {
1730     return origin_;
1731 }
1732
1733 - (NSString *) version {
1734     return version_;
1735 }
1736
1737 - (NSString *) defaultIcon {
1738     return defaultIcon_;
1739 }
1740
1741 @end
1742 /* }}} */
1743 /* Relationship Class {{{ */
1744 @interface Relationship : NSObject {
1745     NSString *type_;
1746     NSString *id_;
1747 }
1748
1749 - (NSString *) type;
1750 - (NSString *) id;
1751 - (NSString *) name;
1752
1753 @end
1754
1755 @implementation Relationship
1756
1757 - (void) dealloc {
1758     [type_ release];
1759     [id_ release];
1760     [super dealloc];
1761 }
1762
1763 - (NSString *) type {
1764     return type_;
1765 }
1766
1767 - (NSString *) id {
1768     return id_;
1769 }
1770
1771 - (NSString *) name {
1772     _assert(false);
1773     return nil;
1774 }
1775
1776 @end
1777 /* }}} */
1778 /* Package Class {{{ */
1779 struct ParsedPackage {
1780     CYString tagline_;
1781
1782     CYString icon_;
1783
1784     CYString depiction_;
1785     CYString homepage_;
1786
1787     CYString sponsor_;
1788     CYString author_;
1789
1790     CYString bugs_;
1791     CYString support_;
1792 };
1793
1794 @interface Package : NSObject {
1795     uint32_t era_ : 26;
1796     uint32_t role_ : 3;
1797     uint32_t essential_ : 1;
1798     uint32_t obsolete_ : 1;
1799     uint32_t ignored_ : 1;
1800
1801     apr_pool_t *pool_;
1802
1803     _transient Database *database_;
1804
1805     pkgCache::VerIterator version_;
1806     pkgCache::PkgIterator iterator_;
1807     pkgCache::VerFileIterator file_;
1808
1809     CYString id_;
1810     CYString name_;
1811
1812     CYString latest_;
1813     CYString installed_;
1814
1815     const char *section_;
1816     _transient NSString *section$_;
1817
1818     Source *source_;
1819
1820     PackageValue *metadata_;
1821     ParsedPackage *parsed_;
1822
1823     NSMutableArray *tags_;
1824 }
1825
1826 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1827 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1828
1829 - (pkgCache::PkgIterator) iterator;
1830 - (void) parse;
1831
1832 - (NSString *) section;
1833 - (NSString *) simpleSection;
1834
1835 - (NSString *) longSection;
1836 - (NSString *) shortSection;
1837
1838 - (NSString *) uri;
1839
1840 - (Address *) maintainer;
1841 - (size_t) size;
1842 - (NSString *) longDescription;
1843 - (NSString *) shortDescription;
1844 - (unichar) index;
1845
1846 - (PackageValue *) metadata;
1847 - (time_t) seen;
1848
1849 - (bool) subscribed;
1850 - (bool) setSubscribed:(bool)subscribed;
1851
1852 - (BOOL) ignored;
1853
1854 - (NSString *) latest;
1855 - (NSString *) installed;
1856 - (BOOL) uninstalled;
1857
1858 - (BOOL) valid;
1859 - (BOOL) upgradableAndEssential:(BOOL)essential;
1860 - (BOOL) essential;
1861 - (BOOL) broken;
1862 - (BOOL) unfiltered;
1863 - (BOOL) visible;
1864
1865 - (BOOL) half;
1866 - (BOOL) halfConfigured;
1867 - (BOOL) halfInstalled;
1868 - (BOOL) hasMode;
1869 - (NSString *) mode;
1870
1871 - (NSString *) id;
1872 - (NSString *) name;
1873 - (UIImage *) icon;
1874 - (NSString *) homepage;
1875 - (NSString *) depiction;
1876 - (Address *) author;
1877
1878 - (NSString *) support;
1879
1880 - (NSArray *) files;
1881 - (NSArray *) warnings;
1882 - (NSArray *) applications;
1883
1884 - (Source *) source;
1885
1886 - (BOOL) matches:(NSString *)text;
1887
1888 - (bool) hasSupportingRole;
1889 - (BOOL) hasTag:(NSString *)tag;
1890 - (NSString *) primaryPurpose;
1891 - (NSArray *) purposes;
1892 - (bool) isCommercial;
1893
1894 - (void) setIndex:(size_t)index;
1895
1896 - (CYString &) cyname;
1897
1898 - (uint32_t) compareBySection:(NSArray *)sections;
1899
1900 - (void) install;
1901 - (void) remove;
1902
1903 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1904 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1905 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1906 - (bool) isVisibleInSection:(NSString *)section;
1907 - (bool) isVisibleInSource:(Source *)source;
1908
1909 @end
1910
1911 uint32_t PackageChangesRadix(Package *self, void *) {
1912     union {
1913         uint32_t key;
1914
1915         struct {
1916             uint32_t timestamp : 30;
1917             uint32_t ignored : 1;
1918             uint32_t upgradable : 1;
1919         } bits;
1920     } value;
1921
1922     bool upgradable([self upgradableAndEssential:YES]);
1923     value.bits.upgradable = upgradable ? 1 : 0;
1924
1925     if (upgradable) {
1926         value.bits.timestamp = 0;
1927         value.bits.ignored = [self ignored] ? 0 : 1;
1928         value.bits.upgradable = 1;
1929     } else {
1930         value.bits.timestamp = [self seen] >> 2;
1931         value.bits.ignored = 0;
1932         value.bits.upgradable = 0;
1933     }
1934
1935     return _not(uint32_t) - value.key;
1936 }
1937
1938 uint32_t PackagePrefixRadix(Package *self, void *context) {
1939     size_t offset(reinterpret_cast<size_t>(context));
1940     CYString &name([self cyname]);
1941
1942     size_t size(name.size());
1943     if (size == 0)
1944         return 0;
1945     char *text(name.data());
1946
1947     size_t zeros;
1948     if (!isdigit(text[0]))
1949         zeros = 0;
1950     else {
1951         size_t digits(1);
1952         while (size != digits && isdigit(text[digits]))
1953             if (++digits == 4)
1954                 break;
1955         zeros = 4 - digits;
1956     }
1957
1958     uint8_t data[4];
1959
1960     if (offset == 0 && zeros != 0) {
1961         memset(data, '0', zeros);
1962         memcpy(data + zeros, text, 4 - zeros);
1963     } else {
1964         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1965         if (size <= offset - zeros)
1966             return 0;
1967
1968         text += offset - zeros;
1969         size -= offset - zeros;
1970
1971         if (size >= 4)
1972             memcpy(data, text, 4);
1973         else {
1974             memcpy(data, text, size);
1975             memset(data + size, 0, 4 - size);
1976         }
1977
1978         for (size_t i(0); i != 4; ++i)
1979             if (isalpha(data[i]))
1980                 data[i] |= 0x20;
1981     }
1982
1983     if (offset == 0)
1984         if (data[0] == '@')
1985             data[0] = 0x7f;
1986         else
1987             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
1988
1989     /* XXX: ntohl may be more honest */
1990     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
1991 }
1992
1993 CYString &(*PackageName)(Package *self, SEL sel);
1994
1995 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
1996     _profile(PackageNameCompare)
1997         CYString &lhi(PackageName(lhs, @selector(cyname)));
1998         CYString &rhi(PackageName(rhs, @selector(cyname)));
1999         CFStringRef lhn(lhi), rhn(rhi);
2000
2001         if (lhn == NULL)
2002             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2003         else if (rhn == NULL)
2004             return NSOrderedDescending;
2005
2006         _profile(PackageNameCompare$NumbersLast)
2007             if (!lhi.empty() && !rhi.empty()) {
2008                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2009                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2010                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2011                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2012                     return lha ? NSOrderedAscending : NSOrderedDescending;
2013             }
2014         _end
2015
2016         CFIndex length = CFStringGetLength(lhn);
2017
2018         _profile(PackageNameCompare$Compare)
2019             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2020         _end
2021     _end
2022 }
2023
2024 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2025     return PackageNameCompare(*lhs, *rhs, context);
2026 }
2027
2028 struct PackageNameOrdering :
2029     std::binary_function<Package *, Package *, bool>
2030 {
2031     _finline bool operator ()(Package *lhs, Package *rhs) const {
2032         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2033     }
2034 };
2035
2036 @implementation Package
2037
2038 - (NSString *) description {
2039     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2040 }
2041
2042 - (void) dealloc {
2043     if (parsed_ != NULL)
2044         delete parsed_;
2045     if (source_ != nil)
2046         [source_ release];
2047     if (tags_ != nil)
2048         [tags_ release];
2049     [super dealloc];
2050 }
2051
2052 + (NSString *) webScriptNameForSelector:(SEL)selector {
2053     if (selector == @selector(hasTag:))
2054         return @"hasTag";
2055     else
2056         return nil;
2057 }
2058
2059 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2060     return [self webScriptNameForSelector:selector] == nil;
2061 }
2062
2063 + (NSArray *) _attributeKeys {
2064     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];
2065 }
2066
2067 - (NSArray *) attributeKeys {
2068     return [[self class] _attributeKeys];
2069 }
2070
2071 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2072     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2073 }
2074
2075 - (void) parse {
2076     if (parsed_ != NULL)
2077         return;
2078 @synchronized (database_) {
2079     if ([database_ era] != era_ || file_.end())
2080         return;
2081
2082     ParsedPackage *parsed(new ParsedPackage);
2083     parsed_ = parsed;
2084
2085     _profile(Package$parse)
2086         pkgRecords::Parser *parser;
2087
2088         _profile(Package$parse$Lookup)
2089             parser = &[database_ records]->Lookup(file_);
2090         _end
2091
2092         CYString website;
2093
2094         _profile(Package$parse$Find)
2095             struct {
2096                 const char *name_;
2097                 CYString *value_;
2098             } names[] = {
2099                 {"icon", &parsed->icon_},
2100                 {"depiction", &parsed->depiction_},
2101                 {"homepage", &parsed->homepage_},
2102                 {"website", &website},
2103                 {"bugs", &parsed->bugs_},
2104                 {"support", &parsed->support_},
2105                 {"sponsor", &parsed->sponsor_},
2106                 {"author", &parsed->author_},
2107             };
2108
2109             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2110                 const char *start, *end;
2111
2112                 if (parser->Find(names[i].name_, start, end)) {
2113                     CYString &value(*names[i].value_);
2114                     _profile(Package$parse$Value)
2115                         value.set(pool_, start, end - start);
2116                     _end
2117                 }
2118             }
2119         _end
2120
2121         _profile(Package$parse$Tagline)
2122             const char *start, *end;
2123             if (parser->ShortDesc(start, end)) {
2124                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2125                 if (stop == NULL)
2126                     stop = end;
2127                 while (stop != start && stop[-1] == '\r')
2128                     --stop;
2129                 parsed->tagline_.set(pool_, start, stop - start);
2130             }
2131         _end
2132
2133         _profile(Package$parse$Retain)
2134             if (parsed->homepage_.empty())
2135                 parsed->homepage_ = website;
2136             if (parsed->homepage_ == parsed->depiction_)
2137                 parsed->homepage_.clear();
2138         _end
2139     _end
2140 } }
2141
2142 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2143     if ((self = [super init]) != nil) {
2144     _profile(Package$initWithVersion)
2145         pool_ = pool;
2146
2147         database_ = database;
2148         era_ = [database era];
2149
2150         version_ = version;
2151
2152         pkgCache::PkgIterator iterator(version.ParentPkg());
2153         iterator_ = iterator;
2154
2155         _profile(Package$initWithVersion$Version)
2156             if (!version_.end())
2157                 file_ = version_.FileList();
2158             else {
2159                 pkgCache &cache([database_ cache]);
2160                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2161             }
2162         _end
2163
2164         _profile(Package$initWithVersion$Cache)
2165             name_.set(NULL, iterator.Display());
2166
2167             latest_.set(NULL, StripVersion_(version_.VerStr()));
2168
2169             pkgCache::VerIterator current(iterator.CurrentVer());
2170             if (!current.end())
2171                 installed_.set(NULL, StripVersion_(current.VerStr()));
2172         _end
2173
2174         _profile(Package$initWithVersion$Tags)
2175             pkgCache::TagIterator tag(iterator.TagList());
2176             if (!tag.end()) {
2177                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2178                 do {
2179                     const char *name(tag.Name());
2180                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2181
2182                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2183                         if (strcmp(name + 6, "enduser") == 0)
2184                             role_ = 1;
2185                         else if (strcmp(name + 6, "hacker") == 0)
2186                             role_ = 2;
2187                         else if (strcmp(name + 6, "developer") == 0)
2188                             role_ = 3;
2189                         else if (strcmp(name + 6, "cydia") == 0)
2190                             role_ = 7;
2191                         else
2192                             role_ = 4;
2193                     }
2194
2195                     if (strncmp(name, "cydia::", 7) == 0) {
2196                         if (strcmp(name + 7, "essential") == 0)
2197                             essential_ = true;
2198                         else if (strcmp(name + 7, "obsolete") == 0)
2199                             obsolete_ = true;
2200                     }
2201
2202                     ++tag;
2203                 } while (!tag.end());
2204             }
2205         _end
2206
2207         _profile(Package$initWithVersion$Metadata)
2208             const char *mixed(iterator.Name());
2209             size_t size(strlen(mixed));
2210             char lower[size + 1];
2211
2212             for (size_t i(0); i != size; ++i)
2213                 lower[i] = mixed[i] | 0x20;
2214             lower[size] = '\0';
2215
2216             PackageValue *metadata(PackageFind(lower, size));
2217             metadata_ = metadata;
2218
2219             id_.set(NULL, metadata->name_, size);
2220
2221             const char *latest(version_.VerStr());
2222             size_t length(strlen(latest));
2223
2224             uint16_t vhash(hashlittle(latest, length));
2225
2226             size_t capped(std::min<size_t>(8, length));
2227             latest = latest + length - capped;
2228
2229             if (metadata->first_ == 0)
2230                 metadata->first_ = now_;
2231
2232             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2233                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2234                 metadata->vhash_ = vhash;
2235                 metadata->last_ = now_;
2236             } else if (metadata->last_ == 0)
2237                 metadata->last_ = metadata->first_;
2238         _end
2239
2240         _profile(Package$initWithVersion$Section)
2241             section_ = iterator.Section();
2242         _end
2243
2244         _profile(Package$initWithVersion$Flags)
2245             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2246             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2247         _end
2248     _end } return self;
2249 }
2250
2251 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2252     pkgCache::VerIterator version;
2253
2254     _profile(Package$packageWithIterator$GetCandidateVer)
2255         version = [database policy]->GetCandidateVer(iterator);
2256     _end
2257
2258     if (version.end())
2259         return nil;
2260
2261     Package *package;
2262
2263     _profile(Package$packageWithIterator$Allocate)
2264         package = [Package allocWithZone:zone];
2265     _end
2266
2267     _profile(Package$packageWithIterator$Initialize)
2268         package = [package
2269             initWithVersion:version
2270             withZone:zone
2271             inPool:pool
2272             database:database
2273         ];
2274     _end
2275
2276     _profile(Package$packageWithIterator$Autorelease)
2277         package = [package autorelease];
2278     _end
2279
2280     return package;
2281 }
2282
2283 - (pkgCache::PkgIterator) iterator {
2284     return iterator_;
2285 }
2286
2287 - (NSString *) section {
2288     if (section$_ == nil) {
2289         if (section_ == NULL)
2290             return nil;
2291
2292         _profile(Package$section$mappedSectionForPointer)
2293             section$_ = [database_ mappedSectionForPointer:section_];
2294         _end
2295     } return section$_;
2296 }
2297
2298 - (NSString *) simpleSection {
2299     if (NSString *section = [self section])
2300         return Simplify(section);
2301     else
2302         return nil;
2303 }
2304
2305 - (NSString *) longSection {
2306     return LocalizeSection([self section]);
2307 }
2308
2309 - (NSString *) shortSection {
2310     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2311 }
2312
2313 - (NSString *) uri {
2314     return nil;
2315 #if 0
2316     pkgIndexFile *index;
2317     pkgCache::PkgFileIterator file(file_.File());
2318     if (![database_ list].FindIndex(file, index))
2319         return nil;
2320     return [NSString stringWithUTF8String:iterator_->Path];
2321     //return [NSString stringWithUTF8String:file.Site()];
2322     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2323 #endif
2324 }
2325
2326 - (Address *) maintainer {
2327 @synchronized (database_) {
2328     if ([database_ era] != era_ || file_.end())
2329         return nil;
2330
2331     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2332     const std::string &maintainer(parser->Maintainer());
2333     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2334 } }
2335
2336 - (size_t) size {
2337 @synchronized (database_) {
2338     if ([database_ era] != era_ || version_.end())
2339         return 0;
2340
2341     return version_->InstalledSize;
2342 } }
2343
2344 - (NSString *) longDescription {
2345 @synchronized (database_) {
2346     if ([database_ era] != era_ || file_.end())
2347         return nil;
2348
2349     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2350     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2351
2352     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2353     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2354     if ([lines count] < 2)
2355         return nil;
2356
2357     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2358     for (size_t i(1), e([lines count]); i != e; ++i) {
2359         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2360         [trimmed addObject:trim];
2361     }
2362
2363     return [trimmed componentsJoinedByString:@"\n"];
2364 } }
2365
2366 - (NSString *) shortDescription {
2367     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2368 }
2369
2370 - (unichar) index {
2371     _profile(Package$index)
2372         CFStringRef name((CFStringRef) [self name]);
2373         if (CFStringGetLength(name) == 0)
2374             return '#';
2375         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2376         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2377             return '#';
2378         return toupper(character);
2379     _end
2380 }
2381
2382 - (PackageValue *) metadata {
2383     return metadata_;
2384 }
2385
2386 - (time_t) seen {
2387     PackageValue *metadata([self metadata]);
2388     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2389 }
2390
2391 - (bool) subscribed {
2392     return [self metadata]->subscribed_;
2393 }
2394
2395 - (bool) setSubscribed:(bool)subscribed {
2396     PackageValue *metadata([self metadata]);
2397     if (metadata->subscribed_ == subscribed)
2398         return false;
2399     metadata->subscribed_ = subscribed;
2400     return true;
2401 }
2402
2403 - (BOOL) ignored {
2404     return ignored_;
2405 }
2406
2407 - (NSString *) latest {
2408     return latest_;
2409 }
2410
2411 - (NSString *) installed {
2412     return installed_;
2413 }
2414
2415 - (BOOL) uninstalled {
2416     return installed_.empty();
2417 }
2418
2419 - (BOOL) valid {
2420     return !version_.end();
2421 }
2422
2423 - (BOOL) upgradableAndEssential:(BOOL)essential {
2424     _profile(Package$upgradableAndEssential)
2425         pkgCache::VerIterator current(iterator_.CurrentVer());
2426         if (current.end())
2427             return essential && essential_;
2428         else
2429             return !version_.end() && version_ != current;
2430     _end
2431 }
2432
2433 - (BOOL) essential {
2434     return essential_;
2435 }
2436
2437 - (BOOL) broken {
2438     return [database_ cache][iterator_].InstBroken();
2439 }
2440
2441 - (BOOL) unfiltered {
2442     _profile(Package$unfiltered$obsolete)
2443         if (_unlikely(obsolete_))
2444             return false;
2445     _end
2446
2447     _profile(Package$unfiltered$hasSupportingRole)
2448         if (_unlikely(![self hasSupportingRole]))
2449             return false;
2450     _end
2451
2452     return true;
2453 }
2454
2455 - (BOOL) visible {
2456     if (![self unfiltered])
2457         return false;
2458
2459     NSString *section;
2460
2461     _profile(Package$visible$section)
2462         section = [self section];
2463     _end
2464
2465     _profile(Package$visible$isSectionVisible)
2466         if (section != nil && !isSectionVisible(section))
2467             return false;
2468     _end
2469
2470     return true;
2471 }
2472
2473 - (BOOL) half {
2474     unsigned char current(iterator_->CurrentState);
2475     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2476 }
2477
2478 - (BOOL) halfConfigured {
2479     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2480 }
2481
2482 - (BOOL) halfInstalled {
2483     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2484 }
2485
2486 - (BOOL) hasMode {
2487     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2488     return state.Mode != pkgDepCache::ModeKeep;
2489 }
2490
2491 - (NSString *) mode {
2492     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2493
2494     switch (state.Mode) {
2495         case pkgDepCache::ModeDelete:
2496             if ((state.iFlags & pkgDepCache::Purge) != 0)
2497                 return @"PURGE";
2498             else
2499                 return @"REMOVE";
2500         case pkgDepCache::ModeKeep:
2501             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2502                 return @"REINSTALL";
2503             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2504                 return nil;*/
2505             else
2506                 return nil;
2507         case pkgDepCache::ModeInstall:
2508             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2509                 return @"REINSTALL";
2510             else*/ switch (state.Status) {
2511                 case -1:
2512                     return @"DOWNGRADE";
2513                 case 0:
2514                     return @"INSTALL";
2515                 case 1:
2516                     return @"UPGRADE";
2517                 case 2:
2518                     return @"NEW_INSTALL";
2519                 _nodefault
2520             }
2521         _nodefault
2522     }
2523 }
2524
2525 - (NSString *) id {
2526     return id_;
2527 }
2528
2529 - (NSString *) name {
2530     return name_.empty() ? id_ : name_;
2531 }
2532
2533 - (UIImage *) icon {
2534     NSString *section = [self simpleSection];
2535
2536     UIImage *icon(nil);
2537     if (parsed_ != NULL)
2538         if (NSString *href = parsed_->icon_)
2539             if ([href hasPrefix:@"file:///"])
2540                 // XXX: correct escaping
2541                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2542     if (icon == nil) if (section != nil)
2543         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2544     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2545         if ([dicon hasPrefix:@"file:///"])
2546             // XXX: correct escaping
2547             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2548     if (icon == nil)
2549         icon = [UIImage applicationImageNamed:@"unknown.png"];
2550     return icon;
2551 }
2552
2553 - (NSString *) homepage {
2554     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2555 }
2556
2557 - (NSString *) depiction {
2558     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2559 }
2560
2561 - (Address *) sponsor {
2562     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2563 }
2564
2565 - (Address *) author {
2566     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2567 }
2568
2569 - (NSString *) support {
2570     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2571 }
2572
2573 - (NSArray *) files {
2574     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2575     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2576
2577     std::ifstream fin;
2578     fin.open([path UTF8String]);
2579     if (!fin.is_open())
2580         return nil;
2581
2582     std::string line;
2583     while (std::getline(fin, line))
2584         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2585
2586     return files;
2587 }
2588
2589 - (NSArray *) warnings {
2590     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2591     const char *name(iterator_.Name());
2592
2593     size_t length(strlen(name));
2594     if (length < 2) invalid:
2595         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2596     else for (size_t i(0); i != length; ++i)
2597         if (
2598             /* XXX: technically this is not allowed */
2599             (name[i] < 'A' || name[i] > 'Z') &&
2600             (name[i] < 'a' || name[i] > 'z') &&
2601             (name[i] < '0' || name[i] > '9') &&
2602             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2603         ) goto invalid;
2604
2605     if (strcmp(name, "cydia") != 0) {
2606         bool cydia = false;
2607         bool user = false;
2608         bool _private = false;
2609         bool stash = false;
2610
2611         bool repository = [[self section] isEqualToString:@"Repositories"];
2612
2613         if (NSArray *files = [self files])
2614             for (NSString *file in files)
2615                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2616                     cydia = true;
2617                 else if (!user && [file isEqualToString:@"/User"])
2618                     user = true;
2619                 else if (!_private && [file isEqualToString:@"/private"])
2620                     _private = true;
2621                 else if (!stash && [file isEqualToString:@"/var/stash"])
2622                     stash = true;
2623
2624         /* XXX: this is not sensitive enough. only some folders are valid. */
2625         if (cydia && !repository)
2626             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2627         if (user)
2628             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2629         if (_private)
2630             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2631         if (stash)
2632             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2633     }
2634
2635     return [warnings count] == 0 ? nil : warnings;
2636 }
2637
2638 - (NSArray *) applications {
2639     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2640
2641     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2642
2643     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2644     if (NSArray *files = [self files])
2645         for (NSString *file in files)
2646             if (application_r(file)) {
2647                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2648                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2649                 if ([id isEqualToString:me])
2650                     continue;
2651
2652                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2653                 if (display == nil)
2654                     display = application_r[1];
2655
2656                 NSString *bundle([file stringByDeletingLastPathComponent]);
2657                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2658                 if (icon == nil || [icon length] == 0)
2659                     icon = @"icon.png";
2660                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2661
2662                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2663                 [applications addObject:application];
2664
2665                 [application addObject:id];
2666                 [application addObject:display];
2667                 [application addObject:url];
2668             }
2669
2670     return [applications count] == 0 ? nil : applications;
2671 }
2672
2673 - (Source *) source {
2674     if (source_ == nil) {
2675         @synchronized (database_) {
2676             if ([database_ era] != era_ || file_.end())
2677                 source_ = (Source *) [NSNull null];
2678             else
2679                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2680         }
2681     }
2682
2683     return source_ == (Source *) [NSNull null] ? nil : source_;
2684 }
2685
2686 - (BOOL) matches:(NSString *)text {
2687     if (text == nil)
2688         return NO;
2689
2690     NSRange range;
2691
2692     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2693     if (range.location != NSNotFound)
2694         return YES;
2695
2696     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2697     if (range.location != NSNotFound)
2698         return YES;
2699
2700     [self parse];
2701
2702     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2703     if (range.location != NSNotFound)
2704         return YES;
2705
2706     return NO;
2707 }
2708
2709 - (bool) hasSupportingRole {
2710     if (role_ == 0)
2711         return true;
2712     if (role_ == 1)
2713         return true;
2714     if ([Role_ isEqualToString:@"User"])
2715         return false;
2716     if (role_ == 2)
2717         return true;
2718     if ([Role_ isEqualToString:@"Hacker"])
2719         return false;
2720     if (role_ == 3)
2721         return true;
2722     if ([Role_ isEqualToString:@"Developer"])
2723         return false;
2724     _assert(false);
2725 }
2726
2727 - (BOOL) hasTag:(NSString *)tag {
2728     return tags_ == nil ? NO : [tags_ containsObject:tag];
2729 }
2730
2731 - (NSString *) primaryPurpose {
2732     for (NSString *tag in tags_)
2733         if ([tag hasPrefix:@"purpose::"])
2734             return [tag substringFromIndex:9];
2735     return nil;
2736 }
2737
2738 - (NSArray *) purposes {
2739     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2740     for (NSString *tag in tags_)
2741         if ([tag hasPrefix:@"purpose::"])
2742             [purposes addObject:[tag substringFromIndex:9]];
2743     return [purposes count] == 0 ? nil : purposes;
2744 }
2745
2746 - (bool) isCommercial {
2747     return [self hasTag:@"cydia::commercial"];
2748 }
2749
2750 - (void) setIndex:(size_t)index {
2751     if (metadata_->index_ != index)
2752         metadata_->index_ = index;
2753 }
2754
2755 - (CYString &) cyname {
2756     return name_.empty() ? id_ : name_;
2757 }
2758
2759 - (uint32_t) compareBySection:(NSArray *)sections {
2760     NSString *section([self section]);
2761     for (size_t i(0), e([sections count]); i != e; ++i) {
2762         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2763             return i;
2764     }
2765
2766     return _not(uint32_t);
2767 }
2768
2769 - (void) clear {
2770 @synchronized (database_) {
2771     pkgProblemResolver *resolver = [database_ resolver];
2772     resolver->Clear(iterator_);
2773
2774     pkgCacheFile &cache([database_ cache]);
2775     cache->SetReInstall(iterator_, false);
2776     cache->MarkKeep(iterator_, false);
2777 } }
2778
2779 - (void) install {
2780 @synchronized (database_) {
2781     pkgProblemResolver *resolver = [database_ resolver];
2782     resolver->Clear(iterator_);
2783     resolver->Protect(iterator_);
2784
2785     pkgCacheFile &cache([database_ cache]);
2786     cache->SetReInstall(iterator_, false);
2787     cache->MarkInstall(iterator_, false);
2788
2789     pkgDepCache::StateCache &state((*cache)[iterator_]);
2790     if (!state.Install())
2791         cache->SetReInstall(iterator_, true);
2792 } }
2793
2794 - (void) remove {
2795 @synchronized (database_) {
2796     pkgProblemResolver *resolver = [database_ resolver];
2797     resolver->Clear(iterator_);
2798     resolver->Remove(iterator_);
2799     resolver->Protect(iterator_);
2800
2801     pkgCacheFile &cache([database_ cache]);
2802     cache->SetReInstall(iterator_, false);
2803     cache->MarkDelete(iterator_, true);
2804 } }
2805
2806 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2807     _profile(Package$isUnfilteredAndSearchedForBy)
2808         bool value(true);
2809
2810         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2811             value &= [self unfiltered];
2812         _end
2813
2814         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2815             value &= [self matches:search];
2816         _end
2817
2818         return value;
2819     _end
2820 }
2821
2822 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2823     if ([search length] == 0)
2824         return false;
2825
2826     _profile(Package$isUnfilteredAndSelectedForBy)
2827         bool value(true);
2828
2829         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2830             value &= [self unfiltered];
2831         _end
2832
2833         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2834             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2835         _end
2836
2837         return value;
2838     _end
2839 }
2840
2841 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
2842     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
2843 }
2844
2845 - (bool) isVisibleInSection:(NSString *)name {
2846     NSString *section([self section]);
2847
2848     return (
2849         name == nil ||
2850         section == nil && [name length] == 0 ||
2851         [name isEqualToString:section]
2852     ) && [self visible];
2853 }
2854
2855 - (bool) isVisibleInSource:(Source *)source {
2856     return [self source] == source && [self visible];
2857 }
2858
2859 @end
2860 /* }}} */
2861 /* Section Class {{{ */
2862 @interface Section : NSObject {
2863     NSString *name_;
2864     unichar index_;
2865     size_t row_;
2866     size_t count_;
2867     NSString *localized_;
2868 }
2869
2870 - (NSComparisonResult) compareByLocalized:(Section *)section;
2871 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2872 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2873 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2874 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2875 - (NSString *) name;
2876 - (unichar) index;
2877
2878 - (size_t) row;
2879 - (size_t) count;
2880
2881 - (void) addToRow;
2882 - (void) addToCount;
2883
2884 - (void) setCount:(size_t)count;
2885 - (NSString *) localized;
2886
2887 @end
2888
2889 @implementation Section
2890
2891 - (void) dealloc {
2892     [name_ release];
2893     if (localized_ != nil)
2894         [localized_ release];
2895     [super dealloc];
2896 }
2897
2898 - (NSComparisonResult) compareByLocalized:(Section *)section {
2899     NSString *lhs(localized_);
2900     NSString *rhs([section localized]);
2901
2902     /*if ([lhs length] != 0 && [rhs length] != 0) {
2903         unichar lhc = [lhs characterAtIndex:0];
2904         unichar rhc = [rhs characterAtIndex:0];
2905
2906         if (isalpha(lhc) && !isalpha(rhc))
2907             return NSOrderedAscending;
2908         else if (!isalpha(lhc) && isalpha(rhc))
2909             return NSOrderedDescending;
2910     }*/
2911
2912     return [lhs compare:rhs options:LaxCompareOptions_];
2913 }
2914
2915 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2916     if ((self = [self initWithName:name localize:NO]) != nil) {
2917         if (localized != nil)
2918             localized_ = [localized retain];
2919     } return self;
2920 }
2921
2922 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2923     return [self initWithName:name row:0 localize:localize];
2924 }
2925
2926 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2927     if ((self = [super init]) != nil) {
2928         name_ = [name retain];
2929         index_ = '\0';
2930         row_ = row;
2931         if (localize)
2932             localized_ = [LocalizeSection(name_) retain];
2933     } return self;
2934 }
2935
2936 /* XXX: localize the index thingees */
2937 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2938     if ((self = [super init]) != nil) {
2939         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2940         index_ = index;
2941         row_ = row;
2942     } return self;
2943 }
2944
2945 - (NSString *) name {
2946     return name_;
2947 }
2948
2949 - (unichar) index {
2950     return index_;
2951 }
2952
2953 - (size_t) row {
2954     return row_;
2955 }
2956
2957 - (size_t) count {
2958     return count_;
2959 }
2960
2961 - (void) addToRow {
2962     ++row_;
2963 }
2964
2965 - (void) addToCount {
2966     ++count_;
2967 }
2968
2969 - (void) setCount:(size_t)count {
2970     count_ = count;
2971 }
2972
2973 - (NSString *) localized {
2974     return localized_;
2975 }
2976
2977 @end
2978 /* }}} */
2979
2980 static NSString *Colon_;
2981 static NSString *Elision_;
2982 static NSString *Error_;
2983 static NSString *Warning_;
2984
2985 /* Database Implementation {{{ */
2986 @implementation Database
2987
2988 + (Database *) sharedInstance {
2989     static Database *instance;
2990     if (instance == nil)
2991         instance = [[Database alloc] init];
2992     return instance;
2993 }
2994
2995 - (unsigned) era {
2996     return era_;
2997 }
2998
2999 - (void) releasePackages {
3000     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3001     CFArrayRemoveAllValues(packages_);
3002 }
3003
3004 - (void) dealloc {
3005     // XXX: actually implement this thing
3006     _assert(false);
3007     if (deadSources_)
3008             CFRelease(deadSources_);
3009     [self releasePackages];
3010     apr_pool_destroy(pool_);
3011     NSRecycleZone(zone_);
3012     [super dealloc];
3013 }
3014
3015 - (void) _readCydia:(NSNumber *)fd { _pooled
3016     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3017     std::istream is(&ib);
3018     std::string line;
3019
3020     static Pcre finish_r("^finish:([^:]*)$");
3021
3022     while (std::getline(is, line)) {
3023         const char *data(line.c_str());
3024         size_t size = line.size();
3025         lprintf("C:%s\n", data);
3026
3027         if (finish_r(data, size)) {
3028             NSString *finish = finish_r[1];
3029             int index = [Finishes_ indexOfObject:finish];
3030             if (index != INT_MAX && index > Finish_)
3031                 Finish_ = index;
3032         }
3033     }
3034
3035     _assume(false);
3036 }
3037
3038 - (void) _readStatus:(NSNumber *)fd { _pooled
3039     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3040     std::istream is(&ib);
3041     std::string line;
3042
3043     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3044     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3045
3046     while (std::getline(is, line)) {
3047         const char *data(line.c_str());
3048         size_t size(line.size());
3049         lprintf("S:%s\n", data);
3050
3051         if (conffile_r(data, size)) {
3052             [delegate_ setConfigurationData:conffile_r[1]];
3053         } else if (strncmp(data, "status: ", 8) == 0) {
3054             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3055             [delegate_ setProgressTitle:string];
3056         } else if (pmstatus_r(data, size)) {
3057             std::string type([pmstatus_r[1] UTF8String]);
3058             NSString *id = pmstatus_r[2];
3059
3060             float percent([pmstatus_r[3] floatValue]);
3061             [delegate_ setProgressPercent:(percent / 100)];
3062
3063             NSString *string = pmstatus_r[4];
3064
3065             if (type == "pmerror")
3066                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3067                     withObject:[NSArray arrayWithObjects:string, id, nil]
3068                     waitUntilDone:YES
3069                 ];
3070             else if (type == "pmstatus") {
3071                 [delegate_ setProgressTitle:string];
3072             } else if (type == "pmconffile")
3073                 [delegate_ setConfigurationData:string];
3074             else
3075                 lprintf("E:unknown pmstatus\n");
3076         } else
3077             lprintf("E:unknown status\n");
3078     }
3079
3080     _assume(false);
3081 }
3082
3083 - (void) _readOutput:(NSNumber *)fd { _pooled
3084     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3085     std::istream is(&ib);
3086     std::string line;
3087
3088     while (std::getline(is, line)) {
3089         lprintf("O:%s\n", line.c_str());
3090         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3091     }
3092
3093     _assume(false);
3094 }
3095
3096 - (FILE *) input {
3097     return input_;
3098 }
3099
3100 - (Package *) packageWithName:(NSString *)name {
3101 @synchronized (self) {
3102     if (static_cast<pkgDepCache *>(cache_) == NULL)
3103         return nil;
3104     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3105     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3106 } }
3107
3108 - (id) init {
3109     if ((self = [super init]) != nil) {
3110         policy_ = NULL;
3111         records_ = NULL;
3112         resolver_ = NULL;
3113         fetcher_ = NULL;
3114         lock_ = NULL;
3115
3116         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3117         apr_pool_create(&pool_, NULL);
3118
3119         size_t capacity(MetaFile_->active_);
3120         if (capacity == 0)
3121             capacity = 16384;
3122         else
3123             capacity += 1024;
3124
3125         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3126         deadSources_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
3127
3128         int fds[2];
3129
3130         _assert(pipe(fds) != -1);
3131         cydiafd_ = fds[1];
3132
3133         _config->Set("APT::Keep-Fds::", cydiafd_);
3134         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3135
3136         [NSThread
3137             detachNewThreadSelector:@selector(_readCydia:)
3138             toTarget:self
3139             withObject:[NSNumber numberWithInt:fds[0]]
3140         ];
3141
3142         _assert(pipe(fds) != -1);
3143         statusfd_ = fds[1];
3144
3145         [NSThread
3146             detachNewThreadSelector:@selector(_readStatus:)
3147             toTarget:self
3148             withObject:[NSNumber numberWithInt:fds[0]]
3149         ];
3150
3151         _assert(pipe(fds) != -1);
3152         _assert(dup2(fds[0], 0) != -1);
3153         _assert(close(fds[0]) != -1);
3154
3155         input_ = fdopen(fds[1], "a");
3156
3157         _assert(pipe(fds) != -1);
3158         _assert(dup2(fds[1], 1) != -1);
3159         _assert(close(fds[1]) != -1);
3160
3161         [NSThread
3162             detachNewThreadSelector:@selector(_readOutput:)
3163             toTarget:self
3164             withObject:[NSNumber numberWithInt:fds[0]]
3165         ];
3166     } return self;
3167 }
3168
3169 - (pkgCacheFile &) cache {
3170     return cache_;
3171 }
3172
3173 - (pkgDepCache::Policy *) policy {
3174     return policy_;
3175 }
3176
3177 - (pkgRecords *) records {
3178     return records_;
3179 }
3180
3181 - (pkgProblemResolver *) resolver {
3182     return resolver_;
3183 }
3184
3185 - (pkgAcquire &) fetcher {
3186     return *fetcher_;
3187 }
3188
3189 - (pkgSourceList &) list {
3190     return *list_;
3191 }
3192
3193 - (NSArray *) packages {
3194     return (NSArray *) packages_;
3195 }
3196
3197 - (NSArray *) sources {
3198     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3199     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3200         [sources addObject:i->second];
3201     [sources addObjectsFromArray:(NSArray *)deadSources_];
3202     return sources;
3203 }
3204
3205 - (Source *) sourceWithKey:(NSString *)key {
3206     for (Source *source in [self sources]) {
3207         if ([[source key] isEqualToString:key])
3208             return source;
3209     } return nil;
3210 }
3211
3212 - (bool) popErrorWithTitle:(NSString *)title {
3213     bool fatal(false);
3214     std::string message;
3215
3216     while (!_error->empty()) {
3217         std::string error;
3218         bool warning(!_error->PopMessage(error));
3219         if (!warning)
3220             fatal = true;
3221         for (;;) {
3222             size_t size(error.size());
3223             if (size == 0 || error[size - 1] != '\n')
3224                 break;
3225             error.resize(size - 1);
3226         }
3227         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3228
3229         if (!message.empty())
3230             message += "\n\n";
3231         message += error;
3232     }
3233
3234     if (fatal && !message.empty())
3235         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3236
3237     return fatal;
3238 }
3239
3240 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3241     return [self popErrorWithTitle:title] || !success;
3242 }
3243
3244 - (void) reloadData { CYPoolStart() {
3245 @synchronized (self) {
3246     ++era_;
3247
3248     [self releasePackages];
3249
3250     sources_.clear();
3251     CFArrayRemoveAllValues(deadSources_);
3252
3253     _error->Discard();
3254
3255     delete list_;
3256     list_ = NULL;
3257     manager_ = NULL;
3258     delete lock_;
3259     lock_ = NULL;
3260     delete fetcher_;
3261     fetcher_ = NULL;
3262     delete resolver_;
3263     resolver_ = NULL;
3264     delete records_;
3265     records_ = NULL;
3266     delete policy_;
3267     policy_ = NULL;
3268
3269     cache_.Close();
3270
3271     apr_pool_clear(pool_);
3272
3273     NSRecycleZone(zone_);
3274     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3275
3276     int chk(creat("/tmp/cydia.chk", 0644));
3277     if (chk != -1)
3278         close(chk);
3279
3280     NSString *title(UCLocalize("DATABASE"));
3281
3282     _trace();
3283     while (!cache_.Open(progress_, true)) { pop:
3284         std::string error;
3285         bool warning(!_error->PopMessage(error));
3286         lprintf("cache_.Open():[%s]\n", error.c_str());
3287
3288         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3289             [delegate_ repairWithSelector:@selector(configure)];
3290         else if (error == "The package lists or status file could not be parsed or opened.")
3291             [delegate_ repairWithSelector:@selector(update)];
3292         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3293         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3294             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3295         // else if (error == "The list of sources could not be read.")
3296         else {
3297             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3298             return;
3299         }
3300
3301         if (warning)
3302             goto pop;
3303         _error->Discard();
3304     }
3305     _trace();
3306
3307     unlink("/tmp/cydia.chk");
3308
3309     now_ = [[NSDate date] timeIntervalSince1970];
3310
3311     policy_ = new pkgDepCache::Policy();
3312     records_ = new pkgRecords(cache_);
3313     resolver_ = new pkgProblemResolver(cache_);
3314     fetcher_ = new pkgAcquire(&status_);
3315     lock_ = NULL;
3316
3317     list_ = new pkgSourceList();
3318     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3319         return;
3320
3321     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3322         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3323         return;
3324     }
3325
3326     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3327         return;
3328
3329     if (cache_->BrokenCount() != 0) {
3330         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3331             return;
3332
3333         if (cache_->BrokenCount() != 0) {
3334             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3335             return;
3336         }
3337
3338         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3339             return;
3340     }
3341
3342     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3343         bool found = false;
3344         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3345         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3346             // XXX: this could be more intelligent
3347             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3348                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3349                 if (!cached.end()) {
3350                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3351                     found = true;
3352                 }
3353             }
3354         if (!found)
3355             CFArrayAppendValue(deadSources_, [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3356     }
3357
3358     {
3359         /*std::vector<Package *> packages;
3360         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3361         [packages_ release];
3362         packages_ = nil;*/
3363
3364         _trace();
3365
3366         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3367             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3368                 //packages.push_back(package);
3369                 CFArrayAppendValue(packages_, [package retain]);
3370
3371         _trace();
3372
3373         /*if (packages.empty())
3374             packages_ = [[NSArray alloc] init];
3375         else
3376             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3377         _trace();*/
3378
3379         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3380         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3381         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3382
3383         /*_trace();
3384         PrintTimes();
3385         _trace();*/
3386
3387         _trace();
3388
3389         /*if (!packages.empty())
3390             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3391         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3392
3393         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3394
3395         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3396
3397         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3398
3399         _trace();
3400
3401         size_t count(CFArrayGetCount(packages_));
3402         MetaFile_->active_ = count;
3403
3404         for (size_t index(0); index != count; ++index)
3405             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3406
3407         _trace();
3408     }
3409 } } CYPoolEnd() _trace(); }
3410
3411 - (void) clear {
3412 @synchronized (self) {
3413     delete resolver_;
3414     resolver_ = new pkgProblemResolver(cache_);
3415
3416     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3417         if (!cache_[iterator].Keep())
3418             cache_->MarkKeep(iterator, false);
3419         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3420             cache_->SetReInstall(iterator, false);
3421 } }
3422
3423 - (void) configure {
3424     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3425     _trace();
3426     system([dpkg UTF8String]);
3427     _trace();
3428 }
3429
3430 - (bool) clean {
3431     // XXX: I don't remember this condition
3432     if (lock_ != NULL)
3433         return false;
3434
3435     FileFd Lock;
3436     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3437
3438     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3439
3440     if ([self popErrorWithTitle:title])
3441         return false;
3442
3443     pkgAcquire fetcher;
3444     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3445
3446     class LogCleaner :
3447         public pkgArchiveCleaner
3448     {
3449       protected:
3450         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3451             unlink(File);
3452         }
3453     } cleaner;
3454
3455     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3456         return false;
3457
3458     return true;
3459 }
3460
3461 - (bool) prepare {
3462     fetcher_->Shutdown();
3463
3464     pkgRecords records(cache_);
3465
3466     lock_ = new FileFd();
3467     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3468
3469     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3470
3471     if ([self popErrorWithTitle:title])
3472         return false;
3473
3474     pkgSourceList list;
3475     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3476         return false;
3477
3478     manager_ = (_system->CreatePM(cache_));
3479     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3480         return false;
3481
3482     return true;
3483 }
3484
3485 - (void) perform {
3486     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3487
3488     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3489         pkgSourceList list;
3490         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3491             return;
3492         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3493             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3494     }
3495
3496     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3497         _trace();
3498         return;
3499     }
3500
3501     [CydiaApp retainNetworkActivityIndicator];
3502
3503     bool failed = false;
3504     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3505         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3506             continue;
3507         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3508             continue;
3509
3510         std::string uri = (*item)->DescURI();
3511         std::string error = (*item)->ErrorText;
3512
3513         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3514         failed = true;
3515
3516         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3517             withObject:[NSArray arrayWithObjects:
3518                 [NSString stringWithUTF8String:error.c_str()],
3519             nil]
3520             waitUntilDone:YES
3521         ];
3522     }
3523
3524     [CydiaApp releaseNetworkActivityIndicator];
3525
3526     if (failed) {
3527         _trace();
3528         return;
3529     }
3530
3531     _system->UnLock();
3532     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3533
3534     if (_error->PendingError()) {
3535         _trace();
3536         return;
3537     }
3538
3539     if (result == pkgPackageManager::Failed) {
3540         _trace();
3541         return;
3542     }
3543
3544     if (result != pkgPackageManager::Completed) {
3545         _trace();
3546         return;
3547     }
3548
3549     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3550         pkgSourceList list;
3551         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3552             return;
3553         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3554             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3555     }
3556
3557     if (![before isEqualToArray:after])
3558         [self update];
3559 }
3560
3561 - (bool) upgrade {
3562     NSString *title(UCLocalize("UPGRADE"));
3563     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3564         return false;
3565     return true;
3566 }
3567
3568 - (void) update {
3569     [self updateWithStatus:status_];
3570 }
3571
3572 - (void) updateWithStatus:(Status &)status {
3573     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3574     NSString *title(UCLocalize("REFRESHING_DATA"));
3575
3576     pkgSourceList list;
3577     if (!list.ReadMainList())
3578         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3579
3580     FileFd lock;
3581     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3582     if ([self popErrorWithTitle:title])
3583         return;
3584
3585     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3586         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3587         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3588
3589     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3590     Changed_ = true;
3591 }
3592
3593 - (void) setDelegate:(id)delegate {
3594     delegate_ = delegate;
3595     status_.setDelegate(delegate);
3596     progress_.setDelegate(delegate);
3597 }
3598
3599 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3600     SourceMap::const_iterator i(sources_.find(file->ID));
3601     return i == sources_.end() ? nil : i->second;
3602 }
3603
3604 - (NSString *) mappedSectionForPointer:(const char *)section {
3605     _H<NSString> *mapped;
3606
3607     _profile(Database$mappedSectionForPointer$Cache)
3608         mapped = &sections_[section];
3609     _end
3610
3611     if (*mapped == NULL) {
3612         size_t length(strlen(section));
3613         char spaced[length + 1];
3614
3615         _profile(Database$mappedSectionForPointer$Replace)
3616             for (size_t index(0); index != length; ++index)
3617                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3618             spaced[length] = '\0';
3619         _end
3620
3621         NSString *string;
3622
3623         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3624             string = [NSString stringWithUTF8String:spaced];
3625         _end
3626
3627         _profile(Database$mappedSectionForPointer$Map)
3628             string = [SectionMap_ objectForKey:string] ?: string;
3629         _end
3630
3631         *mapped = string;
3632     } return *mapped;
3633 }
3634
3635 @end
3636 /* }}} */
3637
3638 /* Web Scripting {{{ */
3639 @interface CydiaObject : NSObject {
3640     id indirect_;
3641     _transient id delegate_;
3642 }
3643
3644 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3645 @end
3646
3647 @implementation CydiaObject
3648
3649 - (void) dealloc {
3650     [indirect_ release];
3651     [super dealloc];
3652 }
3653
3654 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3655     if ((self = [super init]) != nil) {
3656         indirect_ = [indirect retain];
3657     } return self;
3658 }
3659
3660 - (void) setDelegate:(id)delegate {
3661     delegate_ = delegate;
3662 }
3663
3664 + (NSArray *) _attributeKeys {
3665     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3666 }
3667
3668 - (NSArray *) attributeKeys {
3669     return [[self class] _attributeKeys];
3670 }
3671
3672 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3673     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3674 }
3675
3676 - (NSString *) device {
3677     return [[UIDevice currentDevice] uniqueIdentifier];
3678 }
3679
3680 #if 0 // XXX: implement!
3681 - (NSString *) mac {
3682     if (![indirect_ promptForSensitive:@"Mac Address"])
3683         return nil;
3684 }
3685
3686 - (NSString *) serial {
3687     if (![indirect_ promptForSensitive:@"Serial #"])
3688         return nil;
3689 }
3690
3691 - (NSString *) firewire {
3692     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3693         return nil;
3694 }
3695
3696 - (NSString *) imei {
3697     if (![indirect_ promptForSensitive:@"IMEI"])
3698         return nil;
3699 }
3700 #endif
3701
3702 + (NSString *) webScriptNameForSelector:(SEL)selector {
3703     if (selector == @selector(close))
3704         return @"close";
3705     else if (selector == @selector(getInstalledPackages))
3706         return @"getInstalledPackages";
3707     else if (selector == @selector(getPackageById:))
3708         return @"getPackageById";
3709     else if (selector == @selector(installPackages:))
3710         return @"installPackages";
3711     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3712         return @"setButtonImage";
3713     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3714         return @"setButtonTitle";
3715     else if (selector == @selector(setPopupHook:))
3716         return @"setPopupHook";
3717     else if (selector == @selector(setSpecial:))
3718         return @"setSpecial";
3719     else if (selector == @selector(setToken:))
3720         return @"setToken";
3721     else if (selector == @selector(setViewportWidth:))
3722         return @"setViewportWidth";
3723     else if (selector == @selector(supports:))
3724         return @"supports";
3725     else if (selector == @selector(stringWithFormat:arguments:))
3726         return @"format";
3727     else if (selector == @selector(localizedStringForKey:value:table:))
3728         return @"localize";
3729     else if (selector == @selector(du:))
3730         return @"du";
3731     else if (selector == @selector(statfs:))
3732         return @"statfs";
3733     else
3734         return nil;
3735 }
3736
3737 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3738     return [self webScriptNameForSelector:selector] == nil;
3739 }
3740
3741 - (BOOL) supports:(NSString *)feature {
3742     return [feature isEqualToString:@"window.open"];
3743 }
3744
3745 - (NSArray *) getInstalledPackages {
3746     NSArray *packages([[Database sharedInstance] packages]);
3747     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3748     for (Package *package in packages)
3749         if ([package installed] != nil)
3750             [installed addObject:package];
3751     return installed;
3752 }
3753
3754 - (Package *) getPackageById:(NSString *)id {
3755     Package *package([[Database sharedInstance] packageWithName:id]);
3756     [package parse];
3757     return package;
3758 }
3759
3760 - (NSArray *) statfs:(NSString *)path {
3761     struct statfs stat;
3762
3763     if (path == nil || statfs([path UTF8String], &stat) == -1)
3764         return nil;
3765
3766     return [NSArray arrayWithObjects:
3767         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3768         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3769         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3770     nil];
3771 }
3772
3773 - (NSNumber *) du:(NSString *)path {
3774     NSNumber *value(nil);
3775
3776     int fds[2];
3777     _assert(pipe(fds) != -1);
3778
3779     pid_t pid(ExecFork());
3780     if (pid == 0) {
3781         _assert(dup2(fds[1], 1) != -1);
3782         _assert(close(fds[0]) != -1);
3783         _assert(close(fds[1]) != -1);
3784         /* XXX: this should probably not use du */
3785         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3786         exit(1);
3787         _assert(false);
3788     }
3789
3790     _assert(close(fds[1]) != -1);
3791
3792     if (FILE *du = fdopen(fds[0], "r")) {
3793         char line[1024];
3794         while (fgets(line, sizeof(line), du) != NULL) {
3795             size_t length(strlen(line));
3796             while (length != 0 && line[length - 1] == '\n')
3797                 line[--length] = '\0';
3798             if (char *tab = strchr(line, '\t')) {
3799                 *tab = '\0';
3800                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3801             }
3802         }
3803
3804         fclose(du);
3805     } else _assert(close(fds[0]));
3806
3807     int status;
3808   wait:
3809     if (waitpid(pid, &status, 0) == -1)
3810         if (errno == EINTR)
3811             goto wait;
3812         else _assert(false);
3813
3814     return value;
3815 }
3816
3817 - (void) close {
3818     [indirect_ close];
3819 }
3820
3821 - (void) installPackages:(NSArray *)packages {
3822     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3823 }
3824
3825 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3826     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3827 }
3828
3829 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3830     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3831 }
3832
3833 - (void) setSpecial:(id)function {
3834     [indirect_ setSpecial:function];
3835 }
3836
3837 - (void) setToken:(NSString *)token {
3838     if (Token_ != nil)
3839         [Token_ release];
3840     Token_ = [token retain];
3841
3842     [Metadata_ setObject:Token_ forKey:@"Token"];
3843     Changed_ = true;
3844 }
3845
3846 - (void) setPopupHook:(id)function {
3847     [indirect_ setPopupHook:function];
3848 }
3849
3850 - (void) setViewportWidth:(float)width {
3851     [indirect_ setViewportWidth:width];
3852 }
3853
3854 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3855     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3856     unsigned count([arguments count]);
3857     id values[count];
3858     for (unsigned i(0); i != count; ++i)
3859         values[i] = [arguments objectAtIndex:i];
3860     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3861 }
3862
3863 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3864     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3865         value = nil;
3866     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3867         table = nil;
3868     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3869 }
3870
3871 @end
3872 /* }}} */
3873
3874 /* @ Loading... Indicator {{{ */
3875 @interface CYLoadingIndicator : UIView {
3876     UIActivityIndicatorView *spinner_;
3877     UILabel *label_;
3878     UIView *container_;
3879 }
3880
3881 @property (readonly, nonatomic) UILabel *label;
3882 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
3883
3884 @end
3885
3886 @implementation CYLoadingIndicator
3887
3888 - (id)initWithFrame:(CGRect)frame {
3889     if ((self = [super initWithFrame:frame])) {
3890         container_ = [[[UIView alloc] init] autorelease];
3891         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
3892
3893         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
3894         [spinner_ startAnimating];
3895         [container_ addSubview:spinner_];
3896
3897         label_ = [[[UILabel alloc] init] autorelease];
3898         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
3899         [label_ setBackgroundColor:[UIColor clearColor]];
3900         [label_ setTextColor:[UIColor blackColor]];
3901         [label_ setShadowColor:[UIColor whiteColor]];
3902         [label_ setShadowOffset:CGSizeMake(0, 1)];
3903         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
3904         [container_ addSubview:label_];
3905
3906         CGSize viewsize = frame.size;
3907         CGSize spinnersize = [spinner_ bounds].size;
3908         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
3909         float bothwidth = spinnersize.width + textsize.width + 5.0f;
3910
3911         CGRect containrect = {
3912             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
3913             CGSizeMake(bothwidth, spinnersize.height)
3914         };
3915         CGRect textrect = {
3916             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
3917             textsize
3918         };
3919         CGRect spinrect = {
3920             CGPointZero,
3921             spinnersize
3922         };
3923
3924         [container_ setFrame:containrect];
3925         [spinner_ setFrame:spinrect];
3926         [label_ setFrame:textrect];
3927         [self addSubview:container_];
3928     }
3929
3930     return self;
3931 }
3932
3933 - (UILabel *)label { return label_; }
3934 - (UIActivityIndicatorView *)activityIndicatorView { return spinner_; }
3935
3936 @end
3937 /* }}} */
3938 /* Emulated Loading Controller {{{ */
3939 @interface CYEmulatedLoadingController : CYViewController <
3940     ProgressDelegate,
3941     ConfigurationDelegate
3942 > {
3943     _transient Database *database_;
3944     CYLoadingIndicator *indicator_;
3945     UITabBar *tabbar_;
3946     UINavigationBar *navbar_;
3947 }
3948 @end
3949
3950 @implementation CYEmulatedLoadingController
3951
3952 - (void) dealloc {
3953     [self releaseSubviews];
3954     [database_ setDelegate:nil];
3955
3956     [super dealloc];
3957 }
3958
3959 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
3960     CYAlertView *sheet([[[CYAlertView alloc]
3961         initWithTitle:title
3962         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
3963         defaultButtonIndex:0
3964     ] autorelease]);
3965
3966     [sheet setMessage:error];
3967     [sheet yieldToPopupAlertAnimated:YES];
3968     [sheet dismiss];
3969 }
3970
3971 - (void) setProgressTitle:(NSString *)title { }
3972 - (void) setProgressPercent:(float)percent { }
3973 - (void) startProgress { }
3974 - (void) addProgressOutput:(NSString *)output { }
3975 - (bool) isCancelling:(size_t)received { return NO; }
3976 - (void) setConfigurationData:(NSString *)data { }
3977
3978 - (void) repairWithSelector:(SEL)selector {
3979     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
3980     [database_ performSelector:selector];
3981     sleep(10);
3982     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
3983 }
3984
3985 - (id) initWithDatabase:(Database *)database {
3986     if ((self = [super init])) {
3987         database_ = database;
3988         [database_ setDelegate:self];
3989     } return self;
3990 }
3991
3992 - (void) loadView {
3993     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
3994     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
3995
3996     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
3997     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
3998     [[self view] addSubview:indicator_];
3999
4000     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4001     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4002     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4003     [[self view] addSubview:tabbar_];
4004
4005     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4006     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4007     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4008     [[self view] addSubview:navbar_];
4009 }
4010
4011 - (void) releaseSubviews {
4012     [indicator_ release];
4013     indicator_ = nil;
4014
4015     [tabbar_ release];
4016     tabbar_ = nil;
4017
4018     [navbar_ release];
4019     navbar_ = nil;
4020 }
4021
4022 @end
4023 /* }}} */
4024
4025 /* Cydia Browser Controller {{{ */
4026 @interface CYBrowserController : BrowserController {
4027     CydiaObject *cydia_;
4028 }
4029
4030 @end
4031
4032 @implementation CYBrowserController
4033
4034 - (void) dealloc {
4035     [cydia_ release];
4036     [super dealloc];
4037 }
4038
4039 - (NSURL *) navigationURL {
4040     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4041 }
4042
4043 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4044 }
4045
4046 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4047     [super webView:view didClearWindowObject:window forFrame:frame];
4048
4049     WebDataSource *source([frame dataSource]);
4050     NSURLResponse *response([source response]);
4051
4052     NSURL *url([response URL]);
4053     NSString *scheme([url scheme]);
4054     NSString *host([url host]);
4055
4056     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4057         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4058         NSDictionary *headers([http allHeaderFields]);
4059         [self setHeaders:headers forHost:host];
4060     }
4061
4062     if (
4063         [host isEqualToString:@"cydia.saurik.com"] ||
4064         [host hasSuffix:@".cydia.saurik.com"] ||
4065         [scheme isEqualToString:@"file"]
4066     )
4067         [window setValue:cydia_ forKey:@"cydia"];
4068 }
4069
4070 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4071     if (System_ != NULL)
4072         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4073     if (Machine_ != NULL)
4074         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4075     if (Token_ != nil)
4076         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4077     if (Role_ != nil)
4078         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4079 }
4080
4081 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4082     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4083     [self _setMoreHeaders:copy];
4084     return copy;
4085 }
4086
4087 - (void) setDelegate:(id)delegate {
4088     [super setDelegate:delegate];
4089     [cydia_ setDelegate:delegate];
4090 }
4091
4092 - (id) init {
4093     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4094         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4095
4096         WebView *webview([[webview_ _documentView] webView]);
4097
4098         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4099
4100         NSString *application = package == nil ? @"Cydia" : [NSString
4101             stringWithFormat:@"Cydia/%@",
4102             [package installed]
4103         ];
4104
4105         if (Safari_ != nil)
4106             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4107         if (Build_ != nil)
4108             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4109         if (Product_ != nil)
4110             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4111
4112         [webview setApplicationNameForUserAgent:application];
4113     } return self;
4114 }
4115
4116 @end
4117 /* }}} */
4118
4119 // CydiaScript {{{
4120 @interface NSObject (CydiaScript)
4121 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4122 @end
4123
4124 @implementation NSObject (CydiaScript)
4125
4126 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4127     return self;
4128 }
4129
4130 @end
4131
4132 @implementation NSArray (CydiaScript)
4133
4134 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4135     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4136     for (size_t i(0), e([self count]); i != e; ++i)
4137         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4138     return object;
4139 }
4140
4141 @end
4142
4143 @implementation NSDictionary (CydiaScript)
4144
4145 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4146     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4147     for (id i in self)
4148         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4149     return object;
4150 }
4151
4152 @end
4153 // }}}
4154
4155 /* Confirmation Controller {{{ */
4156 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4157     if (!iterator.end())
4158         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4159             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4160                 continue;
4161             pkgCache::PkgIterator package(dep.TargetPkg());
4162             if (package.end())
4163                 continue;
4164             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4165                 return true;
4166         }
4167
4168     return false;
4169 }
4170
4171 @protocol ConfirmationControllerDelegate
4172 - (void) cancelAndClear:(bool)clear;
4173 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4174 - (void) queue;
4175 @end
4176
4177 @interface ConfirmationController : CYBrowserController {
4178     _transient Database *database_;
4179
4180     UIAlertView *essential_;
4181
4182     NSDictionary *changes_;
4183     NSMutableArray *issues_;
4184     NSDictionary *sizes_;
4185
4186     BOOL substrate_;
4187 }
4188
4189 - (id) initWithDatabase:(Database *)database;
4190
4191 @end
4192
4193 @implementation ConfirmationController
4194
4195 - (void) dealloc {
4196     [changes_ release];
4197     [issues_ release];
4198     [sizes_ release];
4199
4200     if (essential_ != nil)
4201         [essential_ release];
4202
4203     [super dealloc];
4204 }
4205
4206 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4207     NSString *context([alert context]);
4208
4209     if ([context isEqualToString:@"remove"]) {
4210         if (button == [alert cancelButtonIndex]) {
4211             [self dismissModalViewControllerAnimated:YES];
4212         } else if (button == [alert firstOtherButtonIndex]) {
4213             if (substrate_)
4214                 Finish_ = 2;
4215             [delegate_ confirmWithNavigationController:[self navigationController]];
4216         }
4217
4218         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4219     } else if ([context isEqualToString:@"unable"]) {
4220         [self dismissModalViewControllerAnimated:YES];
4221         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4222     } else {
4223         [super alertView:alert clickedButtonAtIndex:button];
4224     }
4225 }
4226
4227 - (void) _doContinue {
4228     [self dismissModalViewControllerAnimated:YES];
4229     [delegate_ cancelAndClear:NO];
4230 }
4231
4232 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4233     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4234     return nil;
4235 }
4236
4237 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4238     [super webView:view didClearWindowObject:window forFrame:frame];
4239
4240     [window setValue:[changes_ Cydia$webScriptObjectInContext:window] forKey:@"changes"];
4241     [window setValue:[issues_ Cydia$webScriptObjectInContext:window] forKey:@"issues"];
4242     [window setValue:[sizes_ Cydia$webScriptObjectInContext:window] forKey:@"sizes"];
4243
4244     [window setValue:self forKey:@"queue"];
4245 }
4246
4247 - (id) initWithDatabase:(Database *)database {
4248     if ((self = [super init]) != nil) {
4249         database_ = database;
4250
4251         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4252         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4253         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4254         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4255         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4256
4257         bool remove(false);
4258
4259         pkgCacheFile &cache([database_ cache]);
4260         NSArray *packages([database_ packages]);
4261         pkgDepCache::Policy *policy([database_ policy]);
4262
4263         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4264
4265         for (Package *package in packages) {
4266             pkgCache::PkgIterator iterator([package iterator]);
4267             NSString *name([package id]);
4268
4269             if ([package broken]) {
4270                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4271
4272                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4273                     name, @"package",
4274                     reasons, @"reasons",
4275                 nil]];
4276
4277                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4278                 if (ver.end())
4279                     continue;
4280
4281                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4282                     pkgCache::DepIterator start;
4283                     pkgCache::DepIterator end;
4284                     dep.GlobOr(start, end); // ++dep
4285
4286                     if (!cache->IsImportantDep(end))
4287                         continue;
4288                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4289                         continue;
4290
4291                     _forever {
4292                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4293
4294                         pkgCache::PkgIterator target(start.TargetPkg());
4295                         if (target->ProvidesList != 0)
4296                             reason = @"missing";
4297                         else {
4298                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4299                             if (!ver.end()) {
4300                                 reason = @"installed";
4301                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4302                             } else if (!cache[target].CandidateVerIter(cache).end())
4303                                 reason = @"uninstalled";
4304                             else if (target->ProvidesList == 0)
4305                                 reason = @"uninstallable";
4306                             else
4307                                 reason = @"virtual";
4308                         }
4309
4310                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4311                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4312                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4313                         nil]);
4314
4315                         [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4316                             [NSString stringWithUTF8String:start.DepType()], @"relation",
4317                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4318                             version, @"version",
4319                             reason, @"reason",
4320                             installed, @"installed",
4321                         nil]];
4322
4323                         // yes, seriously. (wtf?)
4324                         if (start == end)
4325                             break;
4326                         ++start;
4327                     }
4328                 }
4329             }
4330
4331             pkgDepCache::StateCache &state(cache[iterator]);
4332
4333             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4334
4335             if (state.NewInstall())
4336                 [installs addObject:name];
4337             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4338                 [reinstalls addObject:name];
4339             else if (state.Upgrade())
4340                 [upgrades addObject:name];
4341             else if (state.Downgrade())
4342                 [downgrades addObject:name];
4343             else if (!state.Delete())
4344                 continue;
4345             else if (special_r(name))
4346                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4347                     [NSNull null], @"package",
4348                     [NSArray arrayWithObjects:
4349                         [NSDictionary dictionaryWithObjectsAndKeys:
4350                             @"Conflicts", @"relation",
4351                             name, @"package",
4352                             [NSNull null], @"version",
4353                             @"installed", @"reason",
4354                         nil],
4355                     nil], @"reasons",
4356                 nil]];
4357             else {
4358                 if ([package essential])
4359                     remove = true;
4360                 [removes addObject:name];
4361             }
4362
4363             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4364             substrate_ |= DepSubstrate(iterator.CurrentVer());
4365         }
4366
4367         if (!remove)
4368             essential_ = nil;
4369         else if (Advanced_) {
4370             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4371
4372             essential_ = [[UIAlertView alloc]
4373                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4374                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4375                 delegate:self
4376                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4377                 otherButtonTitles:
4378                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4379                 nil
4380             ];
4381
4382             [essential_ setContext:@"remove"];
4383         } else {
4384             essential_ = [[UIAlertView alloc]
4385                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4386                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4387                 delegate:self
4388                 cancelButtonTitle:UCLocalize("OKAY")
4389                 otherButtonTitles:nil
4390             ];
4391
4392             [essential_ setContext:@"unable"];
4393         }
4394
4395         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4396             installs, @"installs",
4397             reinstalls, @"reinstalls",
4398             upgrades, @"upgrades",
4399             downgrades, @"downgrades",
4400             removes, @"removes",
4401         nil];
4402
4403         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4404             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4405             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4406         nil];
4407
4408         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4409
4410         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4411             initWithTitle:UCLocalize("CANCEL")
4412             style:UIBarButtonItemStylePlain
4413             target:self
4414             action:@selector(cancelButtonClicked)
4415         ] autorelease]];
4416     } return self;
4417 }
4418
4419 #if !AlwaysReload
4420 - (void) applyRightButton {
4421     if ([issues_ count] == 0 && ![self isLoading])
4422         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4423             initWithTitle:UCLocalize("CONFIRM")
4424             style:UIBarButtonItemStyleDone
4425             target:self
4426             action:@selector(confirmButtonClicked)
4427         ] autorelease]];
4428     else
4429         [[self navigationItem] setRightBarButtonItem:nil];
4430 }
4431 #endif
4432
4433 - (void) cancelButtonClicked {
4434     [self dismissModalViewControllerAnimated:YES];
4435     [delegate_ cancelAndClear:YES];
4436 }
4437
4438 #if !AlwaysReload
4439 - (void) confirmButtonClicked {
4440     if (essential_ != nil)
4441         [essential_ show];
4442     else {
4443         if (substrate_)
4444             Finish_ = 2;
4445         [delegate_ confirmWithNavigationController:[self navigationController]];
4446     }
4447 }
4448 #endif
4449
4450 @end
4451 /* }}} */
4452
4453 /* Progress Data {{{ */
4454 @interface ProgressData : NSObject {
4455     SEL selector_;
4456     // XXX: should these really both be _transient?
4457     _transient id target_;
4458     _transient id object_;
4459 }
4460
4461 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4462
4463 - (SEL) selector;
4464 - (id) target;
4465 - (id) object;
4466 @end
4467
4468 @implementation ProgressData
4469
4470 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4471     if ((self = [super init]) != nil) {
4472         selector_ = selector;
4473         target_ = target;
4474         object_ = object;
4475     } return self;
4476 }
4477
4478 - (SEL) selector {
4479     return selector_;
4480 }
4481
4482 - (id) target {
4483     return target_;
4484 }
4485
4486 - (id) object {
4487     return object_;
4488 }
4489
4490 @end
4491 /* }}} */
4492 /* Progress Controller {{{ */
4493 @interface ProgressController : CYViewController <
4494     ConfigurationDelegate,
4495     ProgressDelegate
4496 > {
4497     _transient Database *database_;
4498     UIProgressBar *progress_;
4499     UITextView *output_;
4500     UITextLabel *status_;
4501     UIPushButton *close_;
4502     BOOL running_;
4503     SHA1SumValue springlist_;
4504     SHA1SumValue notifyconf_;
4505     NSString *title_;
4506 }
4507
4508 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4509
4510 - (void) _retachThread;
4511 - (void) _detachNewThreadData:(ProgressData *)data;
4512 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4513
4514 - (BOOL) isRunning;
4515
4516 @end
4517
4518 @protocol ProgressControllerDelegate
4519 - (void) progressControllerIsComplete:(ProgressController *)sender;
4520 @end
4521
4522 @implementation ProgressController
4523
4524 - (void) dealloc {
4525     [database_ setDelegate:nil];
4526     [progress_ release];
4527     [output_ release];
4528     [status_ release];
4529     [close_ release];
4530     if (title_ != nil)
4531         [title_ release];
4532     [super dealloc];
4533 }
4534
4535 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4536     if ((self = [super init]) != nil) {
4537         database_ = database;
4538         [database_ setDelegate:self];
4539         delegate_ = delegate;
4540
4541         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4542
4543         progress_ = [[UIProgressBar alloc] init];
4544         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4545         [progress_ setStyle:0];
4546
4547         status_ = [[UITextLabel alloc] init];
4548         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4549         [status_ setColor:[UIColor whiteColor]];
4550         [status_ setBackgroundColor:[UIColor clearColor]];
4551         [status_ setCentersHorizontally:YES];
4552         //[status_ setFont:font];
4553
4554         output_ = [[UITextView alloc] init];
4555         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4556         //[output_ setTextFont:@"Courier New"];
4557         [output_ setFont:[[output_ font] fontWithSize:12]];
4558         [output_ setTextColor:[UIColor whiteColor]];
4559         [output_ setBackgroundColor:[UIColor clearColor]];
4560         [output_ setMarginTop:0];
4561         [output_ setAllowsRubberBanding:YES];
4562         [output_ setEditable:NO];
4563         [[self view] addSubview:output_];
4564
4565         close_ = [[UIPushButton alloc] init];
4566         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4567         [close_ setAutosizesToFit:NO];
4568         [close_ setDrawsShadow:YES];
4569         [close_ setStretchBackground:YES];
4570         [close_ setEnabled:YES];
4571         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4572         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4573         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4574         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4575     } return self;
4576 }
4577
4578 - (void) positionViews {
4579     CGRect bounds = [[self view] bounds];
4580     CGSize prgsize = [UIProgressBar defaultSize];
4581
4582     CGRect prgrect = {{
4583         (bounds.size.width - prgsize.width) / 2,
4584         bounds.size.height - prgsize.height - 20
4585     }, prgsize};
4586
4587     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4588
4589     [progress_ setFrame:prgrect];
4590     [status_ setFrame:CGRectMake(
4591         10,
4592         bounds.size.height - prgsize.height - 50,
4593         bounds.size.width - 20,
4594         24
4595     )];
4596     [output_ setFrame:CGRectMake(
4597         10,
4598         20,
4599         bounds.size.width - 20,
4600         bounds.size.height - 96
4601     )];
4602     [close_ setFrame:CGRectMake(
4603         (bounds.size.width - closewidth) / 2,
4604         bounds.size.height - prgsize.height - 50,
4605         closewidth,
4606         32 + prgsize.height
4607     )];
4608 }
4609
4610 - (void) viewWillAppear:(BOOL)animated {
4611     [super viewDidAppear:animated];
4612     [[self navigationItem] setHidesBackButton:YES];
4613     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4614
4615     [self positionViews];
4616 }
4617
4618 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4619     [self positionViews];
4620 }
4621
4622 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4623     NSString *context([alert context]);
4624
4625     if ([context isEqualToString:@"conffile"]) {
4626         FILE *input = [database_ input];
4627         if (button == [alert cancelButtonIndex])
4628             fprintf(input, "N\n");
4629         else if (button == [alert firstOtherButtonIndex])
4630             fprintf(input, "Y\n");
4631         fflush(input);
4632     }
4633 }
4634
4635 - (void) closeButtonPushed {
4636     running_ = NO;
4637
4638     UpdateExternalStatus(0);
4639
4640     switch (Finish_) {
4641         case 0:
4642             [self dismissModalViewControllerAnimated:YES];
4643         break;
4644
4645         case 1:
4646             [delegate_ terminateWithSuccess];
4647             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4648                 [delegate_ suspendWithAnimation:YES];
4649             else
4650                 [delegate_ suspend];*/
4651         break;
4652
4653         case 2:
4654             _trace();
4655             goto reload;
4656
4657         case 3:
4658             _trace();
4659             goto reload;
4660
4661         reload:
4662             system("/usr/bin/sbreload");
4663             _trace();
4664         break;
4665
4666         case 4:
4667             _trace();
4668             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4669                 SBReboot(SBSSpringBoardServerPort());
4670             else
4671                 reboot2(RB_AUTOBOOT);
4672         break;
4673     }
4674 }
4675
4676 - (void) _retachThread {
4677     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4678
4679     [[self view] addSubview:close_];
4680     [progress_ removeFromSuperview];
4681     [status_ removeFromSuperview];
4682
4683     [database_ popErrorWithTitle:title_];
4684     [delegate_ progressControllerIsComplete:self];
4685
4686     if (Finish_ < 4) {
4687         FileFd file;
4688         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4689             _error->Discard();
4690         else {
4691             MMap mmap(file, MMap::ReadOnly);
4692             SHA1Summation sha1;
4693             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4694             if (!(notifyconf_ == sha1.Result()))
4695                 Finish_ = 4;
4696         }
4697     }
4698
4699     if (Finish_ < 3) {
4700         FileFd file;
4701         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4702             _error->Discard();
4703         else {
4704             MMap mmap(file, MMap::ReadOnly);
4705             SHA1Summation sha1;
4706             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4707             if (!(springlist_ == sha1.Result()))
4708                 Finish_ = 3;
4709         }
4710     }
4711
4712     switch (Finish_) {
4713         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4714         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4715         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4716         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4717         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4718     }
4719
4720     _trace();
4721     system("su -c /usr/bin/uicache mobile");
4722     _trace();
4723
4724     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4725
4726     [delegate_ setStatusBarShowsProgress:NO];
4727 }
4728
4729 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4730     [[data target] performSelector:[data selector] withObject:[data object]];
4731     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4732 }
4733
4734 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4735     UpdateExternalStatus(1);
4736
4737     if (title_ != nil)
4738         [title_ release];
4739     if (title == nil)
4740         title_ = nil;
4741     else
4742         title_ = [title retain];
4743
4744     [[self navigationItem] setTitle:title_];
4745
4746     [status_ setText:nil];
4747     [output_ setText:@""];
4748     [progress_ setProgress:0];
4749
4750     [close_ removeFromSuperview];
4751     [[self view] addSubview:progress_];
4752     [[self view] addSubview:status_];
4753
4754     [delegate_ setStatusBarShowsProgress:YES];
4755     running_ = YES;
4756
4757     {
4758         FileFd file;
4759         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4760             _error->Discard();
4761         else {
4762             MMap mmap(file, MMap::ReadOnly);
4763             SHA1Summation sha1;
4764             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4765             notifyconf_ = sha1.Result();
4766         }
4767     }
4768
4769     {
4770         FileFd file;
4771         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4772             _error->Discard();
4773         else {
4774             MMap mmap(file, MMap::ReadOnly);
4775             SHA1Summation sha1;
4776             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4777             springlist_ = sha1.Result();
4778         }
4779     }
4780
4781     [NSThread
4782         detachNewThreadSelector:@selector(_detachNewThreadData:)
4783         toTarget:self
4784         withObject:[[[ProgressData alloc]
4785             initWithSelector:selector
4786             target:target
4787             object:object
4788         ] autorelease]
4789     ];
4790 }
4791
4792 - (void) repairWithSelector:(SEL)selector {
4793     [self
4794         detachNewThreadSelector:selector
4795         toTarget:database_
4796         withObject:nil
4797         title:UCLocalize("REPAIRING")
4798     ];
4799 }
4800
4801 - (void) setConfigurationData:(NSString *)data {
4802     [self
4803         performSelectorOnMainThread:@selector(_setConfigurationData:)
4804         withObject:data
4805         waitUntilDone:YES
4806     ];
4807 }
4808
4809 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4810     CYAlertView *sheet([[[CYAlertView alloc]
4811         initWithTitle:title
4812         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4813         defaultButtonIndex:0
4814     ] autorelease]);
4815
4816     [sheet setMessage:error];
4817     [sheet yieldToPopupAlertAnimated:YES];
4818     [sheet dismiss];
4819 }
4820
4821 - (void) setProgressTitle:(NSString *)title {
4822     [self
4823         performSelectorOnMainThread:@selector(_setProgressTitle:)
4824         withObject:title
4825         waitUntilDone:YES
4826     ];
4827 }
4828
4829 - (void) setProgressPercent:(float)percent {
4830     [self
4831         performSelectorOnMainThread:@selector(_setProgressPercent:)
4832         withObject:[NSNumber numberWithFloat:percent]
4833         waitUntilDone:YES
4834     ];
4835 }
4836
4837 - (void) startProgress {
4838 }
4839
4840 - (void) addProgressOutput:(NSString *)output {
4841     [self
4842         performSelectorOnMainThread:@selector(_addProgressOutput:)
4843         withObject:output
4844         waitUntilDone:YES
4845     ];
4846 }
4847
4848 - (bool) isCancelling:(size_t)received {
4849     return false;
4850 }
4851
4852 - (void) _setConfigurationData:(NSString *)data {
4853     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4854
4855     if (!conffile_r(data)) {
4856         lprintf("E:invalid conffile\n");
4857         return;
4858     }
4859
4860     NSString *ofile = conffile_r[1];
4861     //NSString *nfile = conffile_r[2];
4862
4863     UIAlertView *alert = [[[UIAlertView alloc]
4864         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4865         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4866         delegate:self
4867         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4868         otherButtonTitles:
4869             UCLocalize("ACCEPT_NEW_COPY"),
4870             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4871         nil
4872     ] autorelease];
4873
4874     [alert setContext:@"conffile"];
4875     [alert show];
4876 }
4877
4878 - (void) _setProgressTitle:(NSString *)title {
4879     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4880     for (size_t i(0), e([words count]); i != e; ++i) {
4881         NSString *word([words objectAtIndex:i]);
4882         if (Package *package = [database_ packageWithName:word])
4883             [words replaceObjectAtIndex:i withObject:[package name]];
4884     }
4885
4886     [status_ setText:[words componentsJoinedByString:@" "]];
4887 }
4888
4889 - (void) _setProgressPercent:(NSNumber *)percent {
4890     [progress_ setProgress:[percent floatValue]];
4891 }
4892
4893 - (void) _addProgressOutput:(NSString *)output {
4894     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4895     CGSize size = [output_ contentSize];
4896     CGPoint offset = [output_ contentOffset];
4897     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
4898         CGRect rect = {{0, size.height-1}, {size.width, 1}};
4899         [output_ scrollRectToVisible:rect animated:YES];
4900     }
4901 }
4902
4903 - (BOOL) isRunning {
4904     return running_;
4905 }
4906
4907 @end
4908 /* }}} */
4909
4910 /* Cell Content View {{{ */
4911 @protocol ContentDelegate
4912 - (void) drawContentRect:(CGRect)rect;
4913 @end
4914
4915 @interface ContentView : UIView {
4916     _transient id<ContentDelegate> delegate_;
4917 }
4918
4919 @end
4920
4921 @implementation ContentView
4922
4923 - (id) initWithFrame:(CGRect)frame {
4924     if ((self = [super initWithFrame:frame]) != nil) {
4925         [self setNeedsDisplayOnBoundsChange:YES];
4926     } return self;
4927 }
4928
4929 - (void) setDelegate:(id<ContentDelegate>)delegate {
4930     delegate_ = delegate;
4931 }
4932
4933 - (void) drawRect:(CGRect)rect {
4934     [super drawRect:rect];
4935     [delegate_ drawContentRect:rect];
4936 }
4937
4938 @end
4939 /* }}} */
4940 /* Cydia TableView Cell {{{ */
4941 @interface CYTableViewCell : UITableViewCell {
4942     ContentView *content_;
4943     bool highlighted_;
4944 }
4945
4946 @end
4947
4948 @implementation CYTableViewCell
4949
4950 - (void) dealloc {
4951     [content_ release];
4952     [super dealloc];
4953 }
4954
4955 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
4956     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
4957
4958     if (view == content_) {
4959         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
4960         highlighted_ = highlighted;
4961     }
4962
4963     [super _updateHighlightColorsForView:view highlighted:highlighted];
4964 }
4965
4966 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
4967     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
4968     highlighted_ = selected;
4969
4970     [super setSelected:selected animated:animated];
4971     [content_ setNeedsDisplay];
4972 }
4973
4974 @end
4975 /* }}} */
4976
4977 /* Package Cell {{{ */
4978 @interface PackageCell : CYTableViewCell <
4979     ContentDelegate
4980 > {
4981     UIImage *icon_;
4982     NSString *name_;
4983     NSString *description_;
4984     bool commercial_;
4985     NSString *source_;
4986     UIImage *badge_;
4987     Package *package_;
4988     UIImage *placard_;
4989 }
4990
4991 - (PackageCell *) init;
4992 - (void) setPackage:(Package *)package;
4993
4994 - (void) drawContentRect:(CGRect)rect;
4995
4996 @end
4997
4998 @implementation PackageCell
4999
5000 - (void) clearPackage {
5001     if (icon_ != nil) {
5002         [icon_ release];
5003         icon_ = nil;
5004     }
5005
5006     if (name_ != nil) {
5007         [name_ release];
5008         name_ = nil;
5009     }
5010
5011     if (description_ != nil) {
5012         [description_ release];
5013         description_ = nil;
5014     }
5015
5016     if (source_ != nil) {
5017         [source_ release];
5018         source_ = nil;
5019     }
5020
5021     if (badge_ != nil) {
5022         [badge_ release];
5023         badge_ = nil;
5024     }
5025
5026     if (placard_ != nil) {
5027         [placard_ release];
5028         placard_ = nil;
5029     }
5030
5031     [package_ release];
5032     package_ = nil;
5033 }
5034
5035 - (void) dealloc {
5036     [self clearPackage];
5037     [super dealloc];
5038 }
5039
5040 - (PackageCell *) init {
5041     CGRect frame(CGRectMake(0, 0, 320, 74));
5042     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5043         UIView *content([self contentView]);
5044         CGRect bounds([content bounds]);
5045
5046         content_ = [[ContentView alloc] initWithFrame:bounds];
5047         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5048         [content addSubview:content_];
5049
5050         [content_ setDelegate:self];
5051         [content_ setOpaque:YES];
5052     } return self;
5053 }
5054
5055 - (NSString *) accessibilityLabel {
5056     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5057 }
5058
5059 - (void) setPackage:(Package *)package {
5060     [self clearPackage];
5061     [package parse];
5062
5063     Source *source = [package source];
5064
5065     icon_ = [[package icon] retain];
5066     name_ = [[package name] retain];
5067
5068     if (IsWildcat_)
5069         description_ = [package longDescription];
5070     if (description_ == nil)
5071         description_ = [package shortDescription];
5072     if (description_ != nil)
5073         description_ = [description_ retain];
5074
5075     commercial_ = [package isCommercial];
5076
5077     package_ = [package retain];
5078
5079     NSString *label = nil;
5080     bool trusted = false;
5081
5082     if (source != nil) {
5083         label = [source label];
5084         trusted = [source trusted];
5085     } else if ([[package id] isEqualToString:@"firmware"])
5086         label = UCLocalize("APPLE");
5087     else
5088         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5089
5090     NSString *from(label);
5091
5092     NSString *section = [package simpleSection];
5093     if (section != nil && ![section isEqualToString:label]) {
5094         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5095         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5096     }
5097
5098     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5099     source_ = [from retain];
5100
5101     if (NSString *purpose = [package primaryPurpose])
5102         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5103             badge_ = [badge_ retain];
5104
5105     UIColor *color;
5106     NSString *placard;
5107
5108     if (NSString *mode = [package_ mode]) {
5109         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5110             color = RemovingColor_;
5111             //placard = @"removing";
5112         } else {
5113             color = InstallingColor_;
5114             //placard = @"installing";
5115         }
5116
5117         // XXX: the removing/installing placards are not @2x
5118         placard = nil;
5119     } else {
5120         color = [UIColor whiteColor];
5121
5122         if ([package installed] != nil)
5123             placard = @"installed";
5124         else
5125             placard = nil;
5126     }
5127
5128     [content_ setBackgroundColor:color];
5129
5130     if (placard != nil)
5131         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5132             placard_ = [placard_ retain];
5133
5134     [self setNeedsDisplay];
5135     [content_ setNeedsDisplay];
5136 }
5137
5138 - (void) drawContentRect:(CGRect)rect {
5139     bool highlighted(highlighted_);
5140     float width([self bounds].size.width);
5141
5142 #if 0
5143     CGContextRef context(UIGraphicsGetCurrentContext());
5144     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5145     CGContextFillRect(context, rect);
5146 #endif
5147
5148     if (icon_ != nil) {
5149         CGRect rect;
5150         rect.size = [icon_ size];
5151
5152         rect.size.width /= 2;
5153         rect.size.height /= 2;
5154
5155         rect.origin.x = 25 - rect.size.width / 2;
5156         rect.origin.y = 25 - rect.size.height / 2;
5157
5158         [icon_ drawInRect:rect];
5159     }
5160
5161     if (badge_ != nil) {
5162         CGRect rect;
5163         rect.size = [badge_ size];
5164
5165         rect.size.width /= 2;
5166         rect.size.height /= 2;
5167
5168         rect.origin.x = 36 - rect.size.width / 2;
5169         rect.origin.y = 36 - rect.size.height / 2;
5170
5171         [badge_ drawInRect:rect];
5172     }
5173
5174     if (highlighted)
5175         UISetColor(White_);
5176
5177     if (!highlighted)
5178         UISetColor(commercial_ ? Purple_ : Black_);
5179     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5180     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5181
5182     if (!highlighted)
5183         UISetColor(commercial_ ? Purplish_ : Gray_);
5184     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5185
5186     if (placard_ != nil)
5187         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5188 }
5189
5190 @end
5191 /* }}} */
5192 /* Section Cell {{{ */
5193 @interface SectionCell : CYTableViewCell <
5194     ContentDelegate
5195 > {
5196     NSString *basic_;
5197     NSString *section_;
5198     NSString *name_;
5199     NSString *count_;
5200     UIImage *icon_;
5201     UISwitch *switch_;
5202     BOOL editing_;
5203 }
5204
5205 - (void) setSection:(Section *)section editing:(BOOL)editing;
5206
5207 @end
5208
5209 @implementation SectionCell
5210
5211 - (void) clearSection {
5212     if (basic_ != nil) {
5213         [basic_ release];
5214         basic_ = nil;
5215     }
5216
5217     if (section_ != nil) {
5218         [section_ release];
5219         section_ = nil;
5220     }
5221
5222     if (name_ != nil) {
5223         [name_ release];
5224         name_ = nil;
5225     }
5226
5227     if (count_ != nil) {
5228         [count_ release];
5229         count_ = nil;
5230     }
5231 }
5232
5233 - (void) dealloc {
5234     [self clearSection];
5235     [icon_ release];
5236     [switch_ release];
5237     [super dealloc];
5238 }
5239
5240 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5241     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5242         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5243         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5244         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5245
5246         UIView *content([self contentView]);
5247         CGRect bounds([content bounds]);
5248
5249         content_ = [[ContentView alloc] initWithFrame:bounds];
5250         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5251         [content addSubview:content_];
5252         [content_ setBackgroundColor:[UIColor whiteColor]];
5253
5254         [content_ setDelegate:self];
5255     } return self;
5256 }
5257
5258 - (void) onSwitch:(id)sender {
5259     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5260     if (metadata == nil) {
5261         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5262         [Sections_ setObject:metadata forKey:basic_];
5263     }
5264
5265     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5266     Changed_ = true;
5267 }
5268
5269 - (void) setSection:(Section *)section editing:(BOOL)editing {
5270     if (editing != editing_) {
5271         if (editing_)
5272             [switch_ removeFromSuperview];
5273         else
5274             [self addSubview:switch_];
5275         editing_ = editing;
5276     }
5277
5278     [self clearSection];
5279
5280     if (section == nil) {
5281         name_ = [UCLocalize("ALL_PACKAGES") retain];
5282         count_ = nil;
5283     } else {
5284         basic_ = [section name];
5285         if (basic_ != nil)
5286             basic_ = [basic_ retain];
5287
5288         section_ = [section localized];
5289         if (section_ != nil)
5290             section_ = [section_ retain];
5291
5292         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5293         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5294
5295         if (editing_)
5296             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5297     }
5298
5299     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5300     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5301
5302     [content_ setNeedsDisplay];
5303 }
5304
5305 - (void) setFrame:(CGRect)frame {
5306     [super setFrame:frame];
5307
5308     CGRect rect([switch_ frame]);
5309     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5310 }
5311
5312 - (NSString *) accessibilityLabel {
5313     return name_;
5314 }
5315
5316 - (void) drawContentRect:(CGRect)rect {
5317     bool highlighted(highlighted_ && !editing_);
5318
5319     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5320
5321     if (highlighted)
5322         UISetColor(White_);
5323
5324     float width(rect.size.width);
5325     if (editing_)
5326         width -= 87;
5327
5328     if (!highlighted)
5329         UISetColor(Black_);
5330     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5331
5332     CGSize size = [count_ sizeWithFont:Font14_];
5333
5334     UISetColor(White_);
5335     if (count_ != nil)
5336         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5337 }
5338
5339 @end
5340 /* }}} */
5341
5342 /* File Table {{{ */
5343 @interface FileTable : CYViewController <
5344     UITableViewDataSource,
5345     UITableViewDelegate
5346 > {
5347     _transient Database *database_;
5348     Package *package_;
5349     NSString *name_;
5350     NSMutableArray *files_;
5351     UITableView *list_;
5352 }
5353
5354 - (id) initWithDatabase:(Database *)database;
5355 - (void) setPackage:(Package *)package;
5356
5357 @end
5358
5359 @implementation FileTable
5360
5361 - (void) dealloc {
5362     [self releaseSubviews];
5363
5364     [package_ release];
5365     [name_ release];
5366     [files_ release];
5367
5368     [super dealloc];
5369 }
5370
5371 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5372     return files_ == nil ? 0 : [files_ count];
5373 }
5374
5375 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5376     return 24.0f;
5377 }*/
5378
5379 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5380     static NSString *reuseIdentifier = @"Cell";
5381
5382     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5383     if (cell == nil) {
5384         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5385         [cell setFont:[UIFont systemFontOfSize:16]];
5386     }
5387     [cell setText:[files_ objectAtIndex:indexPath.row]];
5388     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5389
5390     return cell;
5391 }
5392
5393 - (NSURL *) navigationURL {
5394     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5395 }
5396
5397 - (void) loadView {
5398     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5399
5400     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5401     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5402     [list_ setRowHeight:24.0f];
5403     [list_ setDataSource:self];
5404     [list_ setDelegate:self];
5405     [[self view] addSubview:list_];
5406 }
5407
5408 - (void) viewDidLoad {
5409     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5410 }
5411
5412 - (void) releaseSubviews {
5413     [list_ release];
5414     list_ = nil;
5415 }
5416
5417 - (id) initWithDatabase:(Database *)database {
5418     if ((self = [super init]) != nil) {
5419         database_ = database;
5420
5421         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5422     } return self;
5423 }
5424
5425 - (void) setPackage:(Package *)package {
5426     if (package_ != nil) {
5427         [package_ autorelease];
5428         package_ = nil;
5429     }
5430
5431     if (name_ != nil) {
5432         [name_ release];
5433         name_ = nil;
5434     }
5435
5436     [files_ removeAllObjects];
5437
5438     if (package != nil) {
5439         package_ = [package retain];
5440         name_ = [[package id] retain];
5441
5442         if (NSArray *files = [package files])
5443             [files_ addObjectsFromArray:files];
5444
5445         if ([files_ count] != 0) {
5446             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5447                 [files_ removeObjectAtIndex:0];
5448             [files_ sortUsingSelector:@selector(compareByPath:)];
5449
5450             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5451             [stack addObject:@"/"];
5452
5453             for (int i(0), e([files_ count]); i != e; ++i) {
5454                 NSString *file = [files_ objectAtIndex:i];
5455                 while (![file hasPrefix:[stack lastObject]])
5456                     [stack removeLastObject];
5457                 NSString *directory = [stack lastObject];
5458                 [stack addObject:[file stringByAppendingString:@"/"]];
5459                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5460                     ([stack count] - 2) * 3, "",
5461                     [file substringFromIndex:[directory length]]
5462                 ]];
5463             }
5464         }
5465     }
5466
5467     [list_ reloadData];
5468 }
5469
5470 - (void) reloadData {
5471     [super reloadData];
5472
5473     [self setPackage:[database_ packageWithName:name_]];
5474 }
5475
5476 @end
5477 /* }}} */
5478 /* Package Controller {{{ */
5479 @interface CYPackageController : CYBrowserController <
5480     UIActionSheetDelegate
5481 > {
5482     _transient Database *database_;
5483     Package *package_;
5484     NSString *name_;
5485     bool commercial_;
5486     NSMutableArray *buttons_;
5487     UIBarButtonItem *button_;
5488 }
5489
5490 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5491
5492 @end
5493
5494 @implementation CYPackageController
5495
5496 - (void) dealloc {
5497     if (package_ != nil)
5498         [package_ release];
5499     if (name_ != nil)
5500         [name_ release];
5501
5502     [buttons_ release];
5503
5504     if (button_ != nil)
5505         [button_ release];
5506
5507     [super dealloc];
5508 }
5509
5510 - (NSURL *) navigationURL {
5511     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5512 }
5513
5514 /* XXX: this is not safe at all... localization of /fail/ */
5515 - (void) _clickButtonWithName:(NSString *)name {
5516     if ([name isEqualToString:UCLocalize("CLEAR")])
5517         [delegate_ clearPackage:package_];
5518     else if ([name isEqualToString:UCLocalize("INSTALL")])
5519         [delegate_ installPackage:package_];
5520     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5521         [delegate_ installPackage:package_];
5522     else if ([name isEqualToString:UCLocalize("REMOVE")])
5523         [delegate_ removePackage:package_];
5524     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5525         [delegate_ installPackage:package_];
5526     else _assert(false);
5527 }
5528
5529 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5530     NSString *context([sheet context]);
5531
5532     if ([context isEqualToString:@"modify"]) {
5533         if (button != [sheet cancelButtonIndex]) {
5534             NSString *buttonName = [buttons_ objectAtIndex:button];
5535             [self _clickButtonWithName:buttonName];
5536         }
5537
5538         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5539     }
5540 }
5541
5542 - (bool) _allowJavaScriptPanel {
5543     return commercial_;
5544 }
5545
5546 #if !AlwaysReload
5547 - (void) _customButtonClicked {
5548     int count([buttons_ count]);
5549     if (count == 0)
5550         return;
5551
5552     if (count == 1)
5553         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5554     else {
5555         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5556         [buttons addObjectsFromArray:buttons_];
5557
5558         UIActionSheet *sheet = [[[UIActionSheet alloc]
5559             initWithTitle:nil
5560             delegate:self
5561             cancelButtonTitle:nil
5562             destructiveButtonTitle:nil
5563             otherButtonTitles:nil
5564         ] autorelease];
5565
5566         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5567         if (!IsWildcat_) {
5568            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5569            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5570         }
5571         [sheet setContext:@"modify"];
5572
5573         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5574     }
5575 }
5576
5577 // We don't want to allow non-commercial packages to do custom things to the install button,
5578 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5579 - (void) customButtonClicked {
5580     if (commercial_)
5581         [super customButtonClicked];
5582     else
5583         [self _customButtonClicked];
5584 }
5585
5586 - (void) reloadButtonClicked {
5587     // Don't reload a commerical package by tapping the loading button,
5588     // but if it's not an Install button, we should forward it on.
5589     if (![package_ uninstalled])
5590         [self _customButtonClicked];
5591 }
5592
5593 - (void) applyLoadingTitle {
5594     // Don't show "Loading" as the title. Ever.
5595 }
5596
5597 - (UIBarButtonItem *) rightButton {
5598     return button_;
5599 }
5600 #endif
5601
5602 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5603     if ((self = [super init]) != nil) {
5604         database_ = database;
5605         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5606         name_ = [[NSString alloc] initWithString:name];
5607     } return self;
5608 }
5609
5610 - (void) reloadData {
5611     [super reloadData];
5612
5613     if (package_ != nil)
5614         [package_ autorelease];
5615     package_ = [database_ packageWithName:name_];
5616
5617     [buttons_ removeAllObjects];
5618
5619     if (package_ != nil) {
5620         [package_ parse];
5621
5622         package_ = [package_ retain];
5623         commercial_ = [package_ isCommercial];
5624
5625         if ([package_ mode] != nil)
5626             [buttons_ addObject:UCLocalize("CLEAR")];
5627         if ([package_ source] == nil);
5628         else if ([package_ upgradableAndEssential:NO])
5629             [buttons_ addObject:UCLocalize("UPGRADE")];
5630         else if ([package_ uninstalled])
5631             [buttons_ addObject:UCLocalize("INSTALL")];
5632         else
5633             [buttons_ addObject:UCLocalize("REINSTALL")];
5634         if (![package_ uninstalled])
5635             [buttons_ addObject:UCLocalize("REMOVE")];
5636     }
5637
5638     if (button_ != nil)
5639         [button_ release];
5640
5641     NSString *title;
5642     switch ([buttons_ count]) {
5643         case 0: title = nil; break;
5644         case 1: title = [buttons_ objectAtIndex:0]; break;
5645         default: title = UCLocalize("MODIFY"); break;
5646     }
5647
5648     button_ = [[UIBarButtonItem alloc]
5649         initWithTitle:title
5650         style:UIBarButtonItemStylePlain
5651         target:self
5652         action:@selector(customButtonClicked)
5653     ];
5654
5655     [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5656 }
5657
5658 - (bool) isLoading {
5659     return commercial_ ? [super isLoading] : false;
5660 }
5661
5662 @end
5663 /* }}} */
5664
5665 /* Package List Controller {{{ */
5666 @interface PackageListController : CYViewController <
5667     UITableViewDataSource,
5668     UITableViewDelegate
5669 > {
5670     _transient Database *database_;
5671     unsigned era_;
5672     NSMutableArray *packages_;
5673     NSMutableArray *sections_;
5674     UITableView *list_;
5675     NSMutableArray *index_;
5676     NSMutableDictionary *indices_;
5677     NSString *title_;
5678 }
5679
5680 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5681 - (void) setDelegate:(id)delegate;
5682 - (void) resetCursor;
5683
5684 @end
5685
5686 @implementation PackageListController
5687
5688 - (void) dealloc {
5689     [packages_ release];
5690     [sections_ release];
5691     [list_ release];
5692     [index_ release];
5693     [indices_ release];
5694     [title_ release];
5695
5696     [super dealloc];
5697 }
5698
5699 - (void) deselectWithAnimation:(BOOL)animated {
5700     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5701 }
5702
5703 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5704     CGRect base = [[self view] bounds];
5705     base.size.height -= bounds.size.height;
5706     base.origin = [list_ frame].origin;
5707
5708     [UIView beginAnimations:nil context:NULL];
5709     [UIView setAnimationBeginsFromCurrentState:YES];
5710     [UIView setAnimationCurve:curve];
5711     [UIView setAnimationDuration:duration];
5712     [list_ setFrame:base];
5713     [UIView commitAnimations];
5714 }
5715
5716 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5717     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5718 }
5719
5720 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5721     [self resizeForKeyboardBounds:bounds duration:0];
5722 }
5723
5724 - (void) keyboardWillShow:(NSNotification *)notification {
5725     CGRect bounds;
5726     CGPoint center;
5727     NSTimeInterval duration;
5728     UIViewAnimationCurve curve;
5729     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5730     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5731     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5732     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5733
5734     CGRect kbframe = CGRectMake(round(center.x - bounds.size.width / 2.0), round(center.y - bounds.size.height / 2.0), bounds.size.width, bounds.size.height);
5735     UIViewController *base = self;
5736     while ([base parentViewController] != nil)
5737         base = [base parentViewController];
5738     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5739     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5740
5741     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5742 }
5743
5744 - (void) keyboardWillHide:(NSNotification *)notification {
5745     NSTimeInterval duration;
5746     UIViewAnimationCurve curve;
5747     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5748     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5749
5750     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5751 }
5752
5753 - (void) viewWillAppear:(BOOL)animated {
5754     [super viewWillAppear:animated];
5755
5756     [self resizeForKeyboardBounds:CGRectZero];
5757     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5758     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5759 }
5760
5761 - (void) viewWillDisappear:(BOOL)animated {
5762     [super viewWillDisappear:animated];
5763
5764     [self resizeForKeyboardBounds:CGRectZero];
5765     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
5766     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
5767 }
5768
5769 - (void) viewDidAppear:(BOOL)animated {
5770     [super viewDidAppear:animated];
5771     [self deselectWithAnimation:animated];
5772 }
5773
5774 - (void) didSelectPackage:(Package *)package {
5775     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
5776     [view setDelegate:delegate_];
5777     [[self navigationController] pushViewController:view animated:YES];
5778 }
5779
5780 #if TryIndexedCollation
5781 + (BOOL) hasIndexedCollation {
5782     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
5783 }
5784 #endif
5785
5786 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5787     NSInteger count([sections_ count]);
5788     return count == 0 ? 1 : count;
5789 }
5790
5791 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5792     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
5793         return nil;
5794     return [[sections_ objectAtIndex:section] name];
5795 }
5796
5797 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5798     if ([sections_ count] == 0)
5799         return 0;
5800     return [[sections_ objectAtIndex:section] count];
5801 }
5802
5803 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5804 @synchronized (database_) {
5805     if ([database_ era] != era_)
5806         return nil;
5807
5808     Section *section([sections_ objectAtIndex:[path section]]);
5809     NSInteger row([path row]);
5810     Package *package([packages_ objectAtIndex:([section row] + row)]);
5811     return [[package retain] autorelease];
5812 } }
5813
5814 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5815     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5816     if (cell == nil)
5817         cell = [[[PackageCell alloc] init] autorelease];
5818     [cell setPackage:[self packageAtIndexPath:path]];
5819     return cell;
5820 }
5821
5822 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
5823     Package *package([self packageAtIndexPath:path]);
5824     package = [database_ packageWithName:[package id]];
5825     [self didSelectPackage:package];
5826 }
5827
5828 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5829     // XXX: is 20 the most optimal number here?
5830     return [packages_ count] > 20 ? index_ : nil;
5831 }
5832
5833 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5834 #if TryIndexedCollation
5835     if ([[self class] hasIndexedCollation]) {
5836         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
5837     }
5838 #endif
5839
5840     return index;
5841 }
5842
5843 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
5844     if ((self = [super init]) != nil) {
5845         database_ = database;
5846         title_ = [title copy];
5847         [[self navigationItem] setTitle:title_];
5848
5849 #if TryIndexedCollation
5850         if ([[self class] hasIndexedCollation])
5851             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
5852         else
5853 #endif
5854             index_ = [[NSMutableArray alloc] initWithCapacity:32];
5855
5856         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5857
5858         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5859         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5860
5861         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
5862         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5863         [list_ setRowHeight:73];
5864         [[self view] addSubview:list_];
5865
5866         [list_ setDataSource:self];
5867         [list_ setDelegate:self];
5868     } return self;
5869 }
5870
5871 - (void) setDelegate:(id)delegate {
5872     delegate_ = delegate;
5873 }
5874
5875 - (bool) hasPackage:(Package *)package {
5876     return true;
5877 }
5878
5879 - (void) reloadData {
5880     [super reloadData];
5881
5882     era_ = [database_ era];
5883     NSArray *packages = [database_ packages];
5884
5885     [packages_ removeAllObjects];
5886     [sections_ removeAllObjects];
5887
5888     _profile(PackageTable$reloadData$Filter)
5889         for (Package *package in packages)
5890             if ([self hasPackage:package])
5891                 [packages_ addObject:package];
5892     _end
5893
5894     [indices_ removeAllObjects];
5895
5896     Section *section = nil;
5897
5898 #if TryIndexedCollation
5899     if ([[self class] hasIndexedCollation]) {
5900         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
5901         NSArray *titles = [collation sectionIndexTitles];
5902         int secidx = -1;
5903
5904         _profile(PackageTable$reloadData$Section)
5905             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5906                 Package *package;
5907                 int index;
5908
5909                 _profile(PackageTable$reloadData$Section$Package)
5910                     package = [packages_ objectAtIndex:offset];
5911                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
5912                 _end
5913
5914                 while (secidx < index) {
5915                     secidx += 1;
5916
5917                     _profile(PackageTable$reloadData$Section$Allocate)
5918                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
5919                     _end
5920
5921                     _profile(PackageTable$reloadData$Section$Add)
5922                         [sections_ addObject:section];
5923                     _end
5924                 }
5925
5926                 [section addToCount];
5927             }
5928         _end
5929     } else
5930 #endif
5931     {
5932         [index_ removeAllObjects];
5933
5934         _profile(PackageTable$reloadData$Section)
5935             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5936                 Package *package;
5937                 unichar index;
5938
5939                 _profile(PackageTable$reloadData$Section$Package)
5940                     package = [packages_ objectAtIndex:offset];
5941                     index = [package index];
5942                 _end
5943
5944                 if (section == nil || [section index] != index) {
5945                     _profile(PackageTable$reloadData$Section$Allocate)
5946                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5947                     _end
5948
5949                     [index_ addObject:[section name]];
5950                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5951
5952                     _profile(PackageTable$reloadData$Section$Add)
5953                         [sections_ addObject:section];
5954                     _end
5955                 }
5956
5957                 [section addToCount];
5958             }
5959         _end
5960     }
5961
5962     _profile(PackageTable$reloadData$List)
5963         [list_ reloadData];
5964     _end
5965 }
5966
5967 - (void) resetCursor {
5968     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5969 }
5970
5971 @end
5972 /* }}} */
5973 /* Filtered Package List Controller {{{ */
5974 @interface FilteredPackageListController : PackageListController {
5975     SEL filter_;
5976     IMP imp_;
5977     id object_;
5978 }
5979
5980 - (void) setObject:(id)object;
5981 - (void) setObject:(id)object forFilter:(SEL)filter;
5982
5983 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5984
5985 @end
5986
5987 @implementation FilteredPackageListController
5988
5989 - (void) dealloc {
5990     if (object_ != nil)
5991         [object_ release];
5992     [super dealloc];
5993 }
5994
5995 - (void) setFilter:(SEL)filter {
5996     filter_ = filter;
5997
5998     /* XXX: this is an unsafe optimization of doomy hell */
5999     Method method(class_getInstanceMethod([Package class], filter));
6000     _assert(method != NULL);
6001     imp_ = method_getImplementation(method);
6002     _assert(imp_ != NULL);
6003 }
6004
6005 - (void) setObject:(id)object {
6006     if (object_ != nil)
6007         [object_ release];
6008     if (object == nil)
6009         object_ = nil;
6010     else
6011         object_ = [object retain];
6012 }
6013
6014 - (void) setObject:(id)object forFilter:(SEL)filter {
6015     [self setFilter:filter];
6016     [self setObject:object];
6017 }
6018
6019 - (bool) hasPackage:(Package *)package {
6020     _profile(FilteredPackageTable$hasPackage)
6021         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6022     _end
6023 }
6024
6025 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6026     if ((self = [super initWithDatabase:database title:title]) != nil) {
6027         [self setFilter:filter];
6028         [self setObject:object];
6029         [self reloadData];
6030     } return self;
6031 }
6032
6033 @end
6034 /* }}} */
6035
6036 /* Home Controller {{{ */
6037 @interface HomeController : CYBrowserController {
6038 }
6039 @end
6040
6041 @implementation HomeController
6042
6043 + (BOOL) shouldHideNavigationBar {
6044     return NO;
6045 }
6046
6047 - (NSURL *) navigationURL {
6048     return [NSURL URLWithString:@"cydia://home"];
6049 }
6050
6051 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6052     [super _setMoreHeaders:request];
6053
6054     if (ChipID_ != nil)
6055         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6056     if (UniqueID_ != nil)
6057         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6058     if (PLMN_ != nil)
6059         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6060 }
6061
6062 - (void) aboutButtonClicked {
6063     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6064
6065     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6066     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6067     [alert setCancelButtonIndex:0];
6068
6069     [alert setMessage:
6070         @"Copyright (C) 2008-2011\n"
6071         "Jay Freeman (saurik)\n"
6072         "saurik@saurik.com\n"
6073         "http://www.saurik.com/"
6074     ];
6075
6076     [alert show];
6077 }
6078
6079 - (void) viewWillDisappear:(BOOL)animated {
6080     [super viewWillDisappear:animated];
6081
6082     if ([[self class] shouldHideNavigationBar])
6083         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6084 }
6085
6086 - (void) viewWillAppear:(BOOL)animated {
6087     if (![self hasLoaded])
6088         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6089
6090     [super viewWillAppear:animated];
6091
6092     if ([[self class] shouldHideNavigationBar])
6093         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6094 }
6095
6096 - (void) viewDidLoad {
6097     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6098         initWithTitle:UCLocalize("ABOUT")
6099         style:UIBarButtonItemStylePlain
6100         target:self
6101         action:@selector(aboutButtonClicked)
6102     ] autorelease]];
6103 }
6104
6105 @end
6106 /* }}} */
6107 /* Manage Controller {{{ */
6108 @interface ManageController : CYBrowserController {
6109 }
6110
6111 - (void) queueStatusDidChange;
6112 @end
6113
6114 @implementation ManageController
6115
6116 - (NSURL *) navigationURL {
6117     return [NSURL URLWithString:@"cydia://manage"];
6118 }
6119
6120 - (void) viewWillAppear:(BOOL)animated {
6121     if (![self hasLoaded])
6122         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6123
6124     [super viewWillAppear:animated];
6125 }
6126
6127 - (void) viewDidLoad {
6128     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6129         initWithTitle:UCLocalize("SETTINGS")
6130         style:UIBarButtonItemStylePlain
6131         target:self
6132         action:@selector(settingsButtonClicked)
6133     ] autorelease]];
6134
6135     [self queueStatusDidChange];
6136 }
6137
6138 - (void) settingsButtonClicked {
6139     [delegate_ showSettings];
6140 }
6141
6142 #if !AlwaysReload
6143 - (void) queueButtonClicked {
6144     [delegate_ queue];
6145 }
6146
6147 - (void) applyLoadingTitle {
6148     // Disable "Loading" title.
6149 }
6150
6151 - (void) applyRightButton {
6152     // Disable right button.
6153 }
6154 #endif
6155
6156 - (void) queueStatusDidChange {
6157 #if !AlwaysReload
6158     if (!IsWildcat_ && Queuing_) {
6159         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6160             initWithTitle:UCLocalize("QUEUE")
6161             style:UIBarButtonItemStyleDone
6162             target:self
6163             action:@selector(queueButtonClicked)
6164         ] autorelease]];
6165     } else {
6166         [[self navigationItem] setRightBarButtonItem:nil];
6167     }
6168 #endif
6169 }
6170
6171 - (bool) isLoading {
6172     // Never show as loading.
6173     return false;
6174 }
6175
6176 @end
6177 /* }}} */
6178
6179 /* Refresh Bar {{{ */
6180 @interface RefreshBar : UINavigationBar {
6181     UIProgressIndicator *indicator_;
6182     UITextLabel *prompt_;
6183     UIProgressBar *progress_;
6184     UINavigationButton *cancel_;
6185 }
6186
6187 @end
6188
6189 @implementation RefreshBar
6190
6191 - (void) dealloc {
6192     [indicator_ release];
6193     [prompt_ release];
6194     [progress_ release];
6195     [cancel_ release];
6196     [super dealloc];
6197 }
6198
6199 - (void) positionViews {
6200     CGRect frame = [cancel_ frame];
6201     frame.size = [cancel_ sizeThatFits:frame.size];
6202     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6203     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6204     [cancel_ setFrame:frame];
6205
6206     CGSize prgsize = {75, 100};
6207     CGRect prgrect = {{
6208         [self frame].size.width - prgsize.width - 10,
6209         ([self frame].size.height - prgsize.height) / 2
6210     } , prgsize};
6211     [progress_ setFrame:prgrect];
6212
6213     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6214     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6215     CGRect indrect = {{indoffset, indoffset}, indsize};
6216     [indicator_ setFrame:indrect];
6217
6218     CGSize prmsize = {215, indsize.height + 4};
6219     CGRect prmrect = {{
6220         indoffset * 2 + indsize.width,
6221         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6222     }, prmsize};
6223     [prompt_ setFrame:prmrect];
6224 }
6225
6226 - (void)setFrame:(CGRect)frame {
6227     [super setFrame:frame];
6228
6229     [self positionViews];
6230 }
6231
6232 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6233     if ((self = [super initWithFrame:frame])) {
6234         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6235
6236         [self setBarStyle:UIBarStyleBlack];
6237
6238         UIBarStyle barstyle([self _barStyle:NO]);
6239         bool ugly(barstyle == UIBarStyleDefault);
6240
6241         UIProgressIndicatorStyle style = ugly ?
6242             UIProgressIndicatorStyleMediumBrown :
6243             UIProgressIndicatorStyleMediumWhite;
6244
6245         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6246         [indicator_ setStyle:style];
6247         [indicator_ startAnimation];
6248         [self addSubview:indicator_];
6249
6250         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6251         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6252         [prompt_ setBackgroundColor:[UIColor clearColor]];
6253         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6254         [self addSubview:prompt_];
6255
6256         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6257         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6258         [progress_ setStyle:0];
6259         [self addSubview:progress_];
6260
6261         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6262         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6263         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6264         [cancel_ setBarStyle:barstyle];
6265
6266         [self positionViews];
6267     } return self;
6268 }
6269
6270 - (void) cancel {
6271     [cancel_ removeFromSuperview];
6272 }
6273
6274 - (void) start {
6275     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6276     [progress_ setProgress:0];
6277     [self addSubview:cancel_];
6278 }
6279
6280 - (void) stop {
6281     [cancel_ removeFromSuperview];
6282 }
6283
6284 - (void) setPrompt:(NSString *)prompt {
6285     [prompt_ setText:prompt];
6286 }
6287
6288 - (void) setProgress:(float)progress {
6289     [progress_ setProgress:progress];
6290 }
6291
6292 @end
6293 /* }}} */
6294
6295 @class CYNavigationController;
6296
6297 /* Cydia Tab Bar Controller {{{ */
6298 @interface CYTabBarController : UITabBarController <
6299     UITabBarControllerDelegate,
6300     ProgressDelegate
6301 > {
6302     _transient Database *database_;
6303     RefreshBar *refreshbar_;
6304
6305     bool dropped_;
6306     bool updating_;
6307     // XXX: ok, "updatedelegate_"?...
6308     _transient NSObject<CydiaDelegate> *updatedelegate_;
6309
6310     id root_;
6311     UIViewController *remembered_;
6312     _transient UIViewController *transient_;
6313 }
6314
6315 - (NSArray *) navigationURLCollection;
6316 - (void) dropBar:(BOOL)animated;
6317 - (void) beginUpdate;
6318 - (void) raiseBar:(BOOL)animated;
6319 - (BOOL) updating;
6320
6321 @end
6322
6323 @implementation CYTabBarController
6324
6325 - (void) setUnselectedViewController:(UIViewController *)transient {
6326     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6327     if (transient != nil) {
6328         if (transient_ == nil)
6329             remembered_ = [[controllers objectAtIndex:0] retain];
6330         transient_ = transient;
6331         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6332         [controllers replaceObjectAtIndex:0 withObject:transient_];
6333         [self setSelectedIndex:0];
6334         [self setViewControllers:controllers];
6335         [self concealTabBarSelection];
6336     } else if (remembered_ != nil) {
6337         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6338         transient_ = transient;
6339         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6340         [remembered_ release];
6341         remembered_ = nil;
6342         [self setViewControllers:controllers];
6343         [self revealTabBarSelection];
6344     }
6345 }
6346
6347 - (UIViewController *) unselectedViewController {
6348     return transient_;
6349 }
6350
6351 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6352     if ([self unselectedViewController])
6353         [self setUnselectedViewController:nil];
6354 }
6355
6356 - (NSArray *) navigationURLCollection {
6357     NSMutableArray *items([NSMutableArray array]);
6358
6359     // XXX: Should this deal with transient view controllers?
6360     for (id navigation in [self viewControllers]) {
6361         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6362         if (stack != nil)
6363             [items addObject:stack];
6364     }
6365
6366     return items;
6367 }
6368
6369 - (void) reloadData {
6370     for (CYViewController *controller in [self viewControllers])
6371         [controller reloadData];
6372
6373     [(CYNavigationController *)[self unselectedViewController] reloadData];
6374 }
6375
6376 - (void) dealloc {
6377     [refreshbar_ release];
6378     [[NSNotificationCenter defaultCenter] removeObserver:self];
6379
6380     [super dealloc];
6381 }
6382
6383 - (id) initWithDatabase:(Database *)database {
6384     if ((self = [super init]) != nil) {
6385         database_ = database;
6386         [self setDelegate:self];
6387
6388         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6389         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6390
6391         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6392     } return self;
6393 }
6394
6395 - (void) setUpdate:(NSDate *)date {
6396     [self beginUpdate];
6397 }
6398
6399 - (void) beginUpdate {
6400     [refreshbar_ start];
6401     [self dropBar:YES];
6402
6403     [updatedelegate_ retainNetworkActivityIndicator];
6404     updating_ = true;
6405
6406     [NSThread
6407         detachNewThreadSelector:@selector(performUpdate)
6408         toTarget:self
6409         withObject:nil
6410     ];
6411 }
6412
6413 - (void) performUpdate { _pooled
6414     Status status;
6415     status.setDelegate(self);
6416     [database_ updateWithStatus:status];
6417
6418     [self
6419         performSelectorOnMainThread:@selector(completeUpdate)
6420         withObject:nil
6421         waitUntilDone:NO
6422     ];
6423 }
6424
6425 - (void) stopUpdateWithSelector:(SEL)selector {
6426     updating_ = false;
6427     [updatedelegate_ releaseNetworkActivityIndicator];
6428
6429     [self raiseBar:YES];
6430     [refreshbar_ stop];
6431
6432     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6433 }
6434
6435 - (void) completeUpdate {
6436     if (!updating_)
6437         return;
6438     [self stopUpdateWithSelector:@selector(reloadData)];
6439 }
6440
6441 - (void) cancelUpdate {
6442     [self stopUpdateWithSelector:@selector(updateData)];
6443 }
6444
6445 - (void) cancelPressed {
6446     [self cancelUpdate];
6447 }
6448
6449 - (BOOL) updating {
6450     return updating_;
6451 }
6452
6453 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6454     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6455 }
6456
6457 - (void) startProgress {
6458 }
6459
6460 - (void) setProgressTitle:(NSString *)title {
6461     [self
6462         performSelectorOnMainThread:@selector(_setProgressTitle:)
6463         withObject:title
6464         waitUntilDone:YES
6465     ];
6466 }
6467
6468 - (bool) isCancelling:(size_t)received {
6469     return !updating_;
6470 }
6471
6472 - (void) setProgressPercent:(float)percent {
6473     [self
6474         performSelectorOnMainThread:@selector(_setProgressPercent:)
6475         withObject:[NSNumber numberWithFloat:percent]
6476         waitUntilDone:YES
6477     ];
6478 }
6479
6480 - (void) addProgressOutput:(NSString *)output {
6481     [self
6482         performSelectorOnMainThread:@selector(_addProgressOutput:)
6483         withObject:output
6484         waitUntilDone:YES
6485     ];
6486 }
6487
6488 - (void) _setProgressTitle:(NSString *)title {
6489     [refreshbar_ setPrompt:title];
6490 }
6491
6492 - (void) _setProgressPercent:(NSNumber *)percent {
6493     [refreshbar_ setProgress:[percent floatValue]];
6494 }
6495
6496 - (void) _addProgressOutput:(NSString *)output {
6497 }
6498
6499 - (void) setUpdateDelegate:(id)delegate {
6500     updatedelegate_ = delegate;
6501 }
6502
6503 - (CGFloat) statusBarHeight {
6504     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6505         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6506     } else {
6507         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6508     }
6509 }
6510
6511 - (UIView *) transitionView {
6512     if ([self respondsToSelector:@selector(_transitionView)])
6513         return [self _transitionView];
6514     else
6515         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6516 }
6517
6518 - (void) dropBar:(BOOL)animated {
6519     if (dropped_)
6520         return;
6521     dropped_ = true;
6522
6523     UIView *transition([self transitionView]);
6524     [[self view] addSubview:refreshbar_];
6525
6526     CGRect barframe([refreshbar_ frame]);
6527
6528     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6529         barframe.origin.y = [self statusBarHeight];
6530     else
6531         barframe.origin.y = 0;
6532
6533     [refreshbar_ setFrame:barframe];
6534
6535     if (animated)
6536         [UIView beginAnimations:nil context:NULL];
6537
6538     CGRect viewframe = [transition frame];
6539     viewframe.origin.y += barframe.size.height;
6540     viewframe.size.height -= barframe.size.height;
6541     [transition setFrame:viewframe];
6542
6543     if (animated)
6544         [UIView commitAnimations];
6545
6546     // Ensure bar has the proper width for our view, it might have changed
6547     barframe.size.width = viewframe.size.width;
6548     [refreshbar_ setFrame:barframe];
6549
6550     // XXX: fix Apple's layout bug
6551     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6552 }
6553
6554 - (void) raiseBar:(BOOL)animated {
6555     if (!dropped_)
6556         return;
6557     dropped_ = false;
6558
6559     UIView *transition([self transitionView]);
6560     [refreshbar_ removeFromSuperview];
6561
6562     CGRect barframe([refreshbar_ frame]);
6563
6564     if (animated)
6565         [UIView beginAnimations:nil context:NULL];
6566
6567     CGRect viewframe = [transition frame];
6568     viewframe.origin.y -= barframe.size.height;
6569     viewframe.size.height += barframe.size.height;
6570     [transition setFrame:viewframe];
6571
6572     if (animated)
6573         [UIView commitAnimations];
6574
6575     // XXX: fix Apple's layout bug
6576     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6577 }
6578
6579 #if 0
6580 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6581     // XXX: fix Apple's layout bug
6582     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6583 }
6584 #endif
6585
6586 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6587     bool dropped(dropped_);
6588
6589     if (dropped)
6590         [self raiseBar:NO];
6591
6592     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6593
6594     if (dropped)
6595         [self dropBar:NO];
6596
6597     // XXX: fix Apple's layout bug
6598     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6599 }
6600
6601 - (void) statusBarFrameChanged:(NSNotification *)notification {
6602     if (dropped_) {
6603         [self raiseBar:NO];
6604         [self dropBar:NO];
6605     }
6606 }
6607
6608 @end
6609 /* }}} */
6610 /* Cydia Navigation Controller {{{ */
6611 @interface CYNavigationController : UINavigationController {
6612     _transient Database *database_;
6613     _transient id<UINavigationControllerDelegate> delegate_;
6614 }
6615
6616 - (NSArray *) navigationURLCollection;
6617 - (id) initWithDatabase:(Database *)database;
6618 - (void) reloadData;
6619
6620 @end
6621
6622
6623 @implementation CYNavigationController
6624
6625 - (NSArray *) navigationURLCollection {
6626     NSMutableArray *stack([NSMutableArray array]);
6627
6628     for (CYViewController *controller in [self viewControllers]) {
6629         NSString *url = [[controller navigationURL] absoluteString];
6630         if (url != nil)
6631             [stack addObject:url];
6632     }
6633
6634     return stack;
6635 }
6636
6637 - (void) reloadData {
6638     for (CYViewController *page in [self viewControllers]) {
6639         // Only reload controllers that have already loaded.
6640         // This prevents a page from accidentally loading too
6641         // early if it hasn't been shown on the screen yet.
6642         if ([page hasLoaded])
6643             [page reloadData];
6644     }
6645 }
6646
6647 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6648     delegate_ = delegate;
6649 }
6650
6651 - (id) initWithDatabase:(Database *)database {
6652     if ((self = [super init]) != nil) {
6653         database_ = database;
6654     } return self;
6655 }
6656
6657 @end
6658 /* }}} */
6659
6660 /* Cydia:// Protocol {{{ */
6661 @interface CydiaURLProtocol : NSURLProtocol {
6662 }
6663
6664 @end
6665
6666 @implementation CydiaURLProtocol
6667
6668 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6669     NSURL *url([request URL]);
6670     if (url == nil)
6671         return NO;
6672     NSString *scheme([[url scheme] lowercaseString]);
6673     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6674         return NO;
6675     return YES;
6676 }
6677
6678 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6679     return request;
6680 }
6681
6682 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6683     id<NSURLProtocolClient> client([self client]);
6684     if (icon == nil)
6685         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6686     else {
6687         NSData *data(UIImagePNGRepresentation(icon));
6688
6689         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6690         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6691         [client URLProtocol:self didLoadData:data];
6692         [client URLProtocolDidFinishLoading:self];
6693     }
6694 }
6695
6696 - (void) startLoading {
6697     id<NSURLProtocolClient> client([self client]);
6698     NSURLRequest *request([self request]);
6699
6700     NSURL *url([request URL]);
6701     NSString *href([url absoluteString]);
6702
6703     NSString *path([href substringFromIndex:8]);
6704     NSRange slash([path rangeOfString:@"/"]);
6705
6706     NSString *command;
6707     if (slash.location == NSNotFound) {
6708         command = path;
6709         path = nil;
6710     } else {
6711         command = [path substringToIndex:slash.location];
6712         path = [path substringFromIndex:(slash.location + 1)];
6713     }
6714
6715     Database *database([Database sharedInstance]);
6716
6717     if ([command isEqualToString:@"package-icon"]) {
6718         if (path == nil)
6719             goto fail;
6720         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6721         Package *package([database packageWithName:path]);
6722         if (package == nil)
6723             goto fail;
6724         UIImage *icon([package icon]);
6725         [self _returnPNGWithImage:icon forRequest:request];
6726     } else if ([command isEqualToString:@"source-icon"]) {
6727         if (path == nil)
6728             goto fail;
6729         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6730         NSString *source(Simplify(path));
6731         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6732         if (icon == nil)
6733             icon = [UIImage applicationImageNamed:@"unknown.png"];
6734         [self _returnPNGWithImage:icon forRequest:request];
6735     } else if ([command isEqualToString:@"uikit-image"]) {
6736         if (path == nil)
6737             goto fail;
6738         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6739         UIImage *icon(_UIImageWithName(path));
6740         [self _returnPNGWithImage:icon forRequest:request];
6741     } else if ([command isEqualToString:@"section-icon"]) {
6742         if (path == nil)
6743             goto fail;
6744         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6745         NSString *section(Simplify(path));
6746         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6747         if (icon == nil)
6748             icon = [UIImage applicationImageNamed:@"unknown.png"];
6749         [self _returnPNGWithImage:icon forRequest:request];
6750     } else fail: {
6751         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6752     }
6753 }
6754
6755 - (void) stopLoading {
6756 }
6757
6758 @end
6759 /* }}} */
6760
6761 /* Section Controller {{{ */
6762 @interface SectionController : FilteredPackageListController {
6763     NSString *section_;
6764 }
6765
6766 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6767
6768 @end
6769
6770 @implementation SectionController
6771
6772 - (NSURL *) navigationURL {
6773     NSString *name = section_;
6774     if (name == nil)
6775         name = @"all";
6776
6777     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6778 }
6779
6780 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6781     NSString *title;
6782     if (name == nil)
6783         title = UCLocalize("ALL_PACKAGES");
6784     else if (![name isEqual:@""])
6785         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6786     else
6787         title = UCLocalize("NO_SECTION");
6788
6789     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6790         section_ = name;
6791     } return self;
6792 }
6793
6794 @end
6795 /* }}} */
6796 /* Sections Controller {{{ */
6797 @interface SectionsController : CYViewController <
6798     UITableViewDataSource,
6799     UITableViewDelegate
6800 > {
6801     _transient Database *database_;
6802     NSMutableArray *sections_;
6803     NSMutableArray *filtered_;
6804     UITableView *list_;
6805     BOOL editing_;
6806 }
6807
6808 - (id) initWithDatabase:(Database *)database;
6809 - (void) editButtonClicked;
6810
6811 @end
6812
6813 @implementation SectionsController
6814
6815 - (void) dealloc {
6816     [self releaseSubviews];
6817     [sections_ release];
6818     [filtered_ release];
6819
6820     [super dealloc];
6821 }
6822
6823 - (NSURL *) navigationURL {
6824     return [NSURL URLWithString:@"cydia://sections"];
6825 }
6826
6827 - (void) updateNavigationItem {
6828     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
6829     if ([sections_ count] == 0) {
6830         [[self navigationItem] setRightBarButtonItem:nil];
6831     } else {
6832         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
6833             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
6834             target:self
6835             action:@selector(editButtonClicked)
6836         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
6837     }
6838 }
6839
6840 - (BOOL) isEditing {
6841     return editing_;
6842 }
6843
6844 - (void) setEditing:(BOOL)editing {
6845     if ((editing_ = editing))
6846         [list_ reloadData];
6847     else
6848         [delegate_ updateData];
6849
6850     [self updateNavigationItem];
6851 }
6852
6853 - (void) viewDidAppear:(BOOL)animated {
6854     [super viewDidAppear:animated];
6855     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6856 }
6857
6858 - (void) viewWillDisappear:(BOOL)animated {
6859     [super viewWillDisappear:animated];
6860     if (editing_) [self setEditing:NO];
6861 }
6862
6863 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
6864     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
6865     return section;
6866 }
6867
6868 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6869     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6870 }
6871
6872 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6873     return 45.0f;
6874 }*/
6875
6876 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6877     static NSString *reuseIdentifier = @"SectionCell";
6878
6879     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6880     if (cell == nil)
6881         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6882
6883     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
6884
6885     return cell;
6886 }
6887
6888 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
6889     if (editing_)
6890         return;
6891
6892     Section *section = [self sectionAtIndexPath:indexPath];
6893
6894     SectionController *controller = [[[SectionController alloc]
6895         initWithDatabase:database_
6896         section:[section name]
6897     ] autorelease];
6898     [controller setDelegate:delegate_];
6899
6900     [[self navigationController] pushViewController:controller animated:YES];
6901 }
6902
6903 - (void) loadView {
6904     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6905
6906     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
6907     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6908     [list_ setRowHeight:45.0f];
6909     [list_ setDataSource:self];
6910     [list_ setDelegate:self];
6911     [[self view] addSubview:list_];
6912 }
6913
6914 - (void) viewDidLoad {
6915     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
6916 }
6917
6918 - (void) releaseSubviews {
6919     [list_ release];
6920     list_ = nil;
6921 }
6922
6923 - (id) initWithDatabase:(Database *)database {
6924     if ((self = [super init]) != nil) {
6925         database_ = database;
6926
6927         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6928         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6929     } return self;
6930 }
6931
6932 - (void) reloadData {
6933     [super reloadData];
6934
6935     NSArray *packages = [database_ packages];
6936
6937     [sections_ removeAllObjects];
6938     [filtered_ removeAllObjects];
6939
6940     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6941
6942     _trace();
6943     for (Package *package in packages) {
6944         NSString *name([package section]);
6945         NSString *key(name == nil ? @"" : name);
6946
6947         Section *section;
6948
6949         _profile(SectionsView$reloadData$Section)
6950             section = [sections objectForKey:key];
6951             if (section == nil) {
6952                 _profile(SectionsView$reloadData$Section$Allocate)
6953                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
6954                     [sections setObject:section forKey:key];
6955                 _end
6956             }
6957         _end
6958
6959         [section addToCount];
6960
6961         _profile(SectionsView$reloadData$Filter)
6962             if (![package valid] || ![package visible])
6963                 continue;
6964         _end
6965
6966         [section addToRow];
6967     }
6968     _trace();
6969
6970     [sections_ addObjectsFromArray:[sections allValues]];
6971
6972     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6973
6974     for (Section *section in sections_) {
6975         size_t count([section row]);
6976         if (count == 0)
6977             continue;
6978
6979         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6980         [section setCount:count];
6981         [filtered_ addObject:section];
6982     }
6983
6984     [self updateNavigationItem];
6985     [list_ reloadData];
6986     _trace();
6987 }
6988
6989 - (void)editButtonClicked {
6990     [self setEditing:!editing_];
6991 }
6992
6993 @end
6994 /* }}} */
6995
6996 /* Changes Controller {{{ */
6997 @interface ChangesController : CYViewController <
6998     UITableViewDataSource,
6999     UITableViewDelegate
7000 > {
7001     _transient Database *database_;
7002     unsigned era_;
7003     CFMutableArrayRef packages_;
7004     NSMutableArray *sections_;
7005     UITableView *list_;
7006     unsigned upgrades_;
7007     BOOL hasSentFirstLoad_;
7008 }
7009
7010 - (id) initWithDatabase:(Database *)database;
7011
7012 @end
7013
7014 @implementation ChangesController
7015
7016 - (void) dealloc {
7017     [self releaseSubviews];
7018     CFRelease(packages_);
7019     [sections_ release];
7020
7021     [super dealloc];
7022 }
7023
7024 - (NSURL *) navigationURL {
7025     return [NSURL URLWithString:@"cydia://changes"];
7026 }
7027
7028 - (void) viewWillAppear:(BOOL)animated {
7029     // Loads after it appears, so don't load beforehand.
7030     loaded_ = YES;
7031     [super viewWillAppear:animated];
7032 }
7033
7034 - (void) viewDidAppear:(BOOL)animated {
7035     [super viewDidAppear:animated];
7036
7037     if (!hasSentFirstLoad_) {
7038         hasSentFirstLoad_ = YES;
7039         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7040     } else {
7041         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7042     }
7043 }
7044
7045 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7046     NSInteger count([sections_ count]);
7047     return count == 0 ? 1 : count;
7048 }
7049
7050 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7051     if ([sections_ count] == 0)
7052         return nil;
7053     return [[sections_ objectAtIndex:section] name];
7054 }
7055
7056 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7057     if ([sections_ count] == 0)
7058         return 0;
7059     return [[sections_ objectAtIndex:section] count];
7060 }
7061
7062 - (Package *) packageAtIndex:(NSUInteger)index {
7063     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7064 }
7065
7066 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7067 @synchronized (database_) {
7068     if ([database_ era] != era_)
7069         return nil;
7070
7071     NSUInteger sectionIndex([path section]);
7072     if (sectionIndex >= [sections_ count])
7073         return nil;
7074     Section *section([sections_ objectAtIndex:sectionIndex]);
7075     NSInteger row([path row]);
7076     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7077 } }
7078
7079 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7080     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7081     if (cell == nil)
7082         cell = [[[PackageCell alloc] init] autorelease];
7083     [cell setPackage:[self packageAtIndexPath:path]];
7084     return cell;
7085 }
7086
7087 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7088     Package *package([self packageAtIndexPath:path]);
7089     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7090     [view setDelegate:delegate_];
7091     [[self navigationController] pushViewController:view animated:YES];
7092     return path;
7093 }
7094
7095 - (void) refreshButtonClicked {
7096     [delegate_ beginUpdate];
7097     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7098 }
7099
7100 - (void) upgradeButtonClicked {
7101     [delegate_ distUpgrade];
7102 }
7103
7104 - (void) loadView {
7105     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7106
7107     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7108     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7109     [list_ setRowHeight:73];
7110     [list_ setDataSource:self];
7111     [list_ setDelegate:self];
7112     [[self view] addSubview:list_];
7113 }
7114
7115 - (void) viewDidLoad {
7116     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7117 }
7118
7119 - (void) releaseSubviews {
7120     [list_ release];
7121     list_ = nil;
7122 }
7123
7124 - (id) initWithDatabase:(Database *)database {
7125     if ((self = [super init]) != nil) {
7126         database_ = database;
7127
7128         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7129         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7130     } return self;
7131 }
7132
7133 - (void) _reloadPackages:(NSArray *)packages {
7134     CFRelease(packages_);
7135     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7136
7137     _trace();
7138     _profile(ChangesController$_reloadPackages$Filter)
7139         for (Package *package in packages)
7140             if ([package upgradableAndEssential:YES] || [package visible])
7141                 CFArrayAppendValue(packages_, package);
7142     _end
7143     _trace();
7144     _profile(ChangesController$_reloadPackages$radixSort)
7145         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7146     _end
7147     _trace();
7148 }
7149
7150 - (void) reloadData {
7151 @synchronized (database_) {
7152     era_ = [database_ era];
7153     NSArray *packages = [database_ packages];
7154
7155     [sections_ removeAllObjects];
7156
7157 #if 1
7158     UIProgressHUD *hud([delegate_ addProgressHUD]);
7159     [hud setText:UCLocalize("LOADING")];
7160     //NSLog(@"HUD:%@::%@", delegate_, hud);
7161     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7162     [delegate_ removeProgressHUD:hud];
7163 #else
7164     [self _reloadPackages:packages];
7165 #endif
7166
7167     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7168     Section *ignored = nil;
7169     Section *section = nil;
7170     time_t last = 0;
7171
7172     upgrades_ = 0;
7173     bool unseens = false;
7174
7175     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7176
7177     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7178         Package *package = [self packageAtIndex:offset];
7179
7180         BOOL uae = [package upgradableAndEssential:YES];
7181
7182         if (!uae) {
7183             unseens = true;
7184             time_t seen([package seen]);
7185
7186             if (section == nil || last != seen) {
7187                 last = seen;
7188
7189                 NSString *name;
7190                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7191                 [name autorelease];
7192
7193                 _profile(ChangesController$reloadData$Allocate)
7194                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7195                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7196                     [sections_ addObject:section];
7197                 _end
7198             }
7199
7200             [section addToCount];
7201         } else if ([package ignored]) {
7202             if (ignored == nil) {
7203                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7204             }
7205             [ignored addToCount];
7206         } else {
7207             ++upgrades_;
7208             [upgradable addToCount];
7209         }
7210     }
7211     _trace();
7212
7213     CFRelease(formatter);
7214
7215     if (unseens) {
7216         Section *last = [sections_ lastObject];
7217         size_t count = [last count];
7218         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7219         [sections_ removeLastObject];
7220     }
7221
7222     if ([ignored count] != 0)
7223         [sections_ insertObject:ignored atIndex:0];
7224     if (upgrades_ != 0)
7225         [sections_ insertObject:upgradable atIndex:0];
7226
7227     [list_ reloadData];
7228
7229     if (upgrades_ > 0)
7230         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7231             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7232             style:UIBarButtonItemStylePlain
7233             target:self
7234             action:@selector(upgradeButtonClicked)
7235         ] autorelease]];
7236
7237     if (![delegate_ updating])
7238         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7239             initWithTitle:UCLocalize("REFRESH")
7240             style:UIBarButtonItemStylePlain
7241             target:self
7242             action:@selector(refreshButtonClicked)
7243         ] autorelease]];
7244
7245     PrintTimes();
7246 } }
7247
7248 @end
7249 /* }}} */
7250 /* Search Controller {{{ */
7251 @interface SearchController : FilteredPackageListController <
7252     UISearchBarDelegate
7253 > {
7254     UISearchBar *search_;
7255     BOOL searchloaded_;
7256 }
7257
7258 - (id) initWithDatabase:(Database *)database;
7259 - (void) setSearchTerm:(NSString *)term;
7260 - (void) reloadData;
7261
7262 @end
7263
7264 @implementation SearchController
7265
7266 - (void) dealloc {
7267     [search_ release];
7268     [super dealloc];
7269 }
7270
7271 - (NSURL *) navigationURL {
7272     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7273         return [NSURL URLWithString:@"cydia://search"];
7274     else
7275         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7276 }
7277
7278 - (void) setSearchTerm:(NSString *)searchTerm {
7279     [search_ setText:searchTerm];
7280     [self reloadData];
7281 }
7282
7283 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7284     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7285     [search_ resignFirstResponder];
7286     [self reloadData];
7287 }
7288
7289 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7290     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7291     [self reloadData];
7292 }
7293
7294 - (id) initWithDatabase:(Database *)database {
7295     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7296         search_ = [[UISearchBar alloc] init];
7297     } return self;
7298 }
7299
7300 - (void)viewDidAppear:(BOOL)animated {
7301     [super viewDidAppear:animated];
7302
7303     if (!searchloaded_) {
7304         searchloaded_ = YES;
7305         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7306         [search_ layoutSubviews];
7307         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7308
7309         UITextField *textField;
7310         if ([search_ respondsToSelector:@selector(searchField)])
7311             textField = [search_ searchField];
7312         else
7313             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7314
7315         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7316         [search_ setDelegate:self];
7317         [textField setEnablesReturnKeyAutomatically:NO];
7318         [[self navigationItem] setTitleView:textField];
7319     }
7320 }
7321
7322 - (void) reloadData {
7323     [self setObject:[search_ text]];
7324     [super reloadData];
7325     [self resetCursor];
7326 }
7327
7328 - (void) didSelectPackage:(Package *)package {
7329     [search_ resignFirstResponder];
7330     [super didSelectPackage:package];
7331 }
7332
7333 @end
7334 /* }}} */
7335 /* Package Settings Controller {{{ */
7336 @interface PackageSettingsController : CYViewController <
7337     UITableViewDataSource,
7338     UITableViewDelegate
7339 > {
7340     _transient Database *database_;
7341     NSString *name_;
7342     Package *package_;
7343     UITableView *table_;
7344     UISwitch *subscribedSwitch_;
7345     UISwitch *ignoredSwitch_;
7346     UITableViewCell *subscribedCell_;
7347     UITableViewCell *ignoredCell_;
7348 }
7349
7350 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7351
7352 @end
7353
7354 @implementation PackageSettingsController
7355
7356 - (void) dealloc {
7357     [self releaseSubviews];
7358     [name_ release];
7359     [package_ release];
7360
7361     [super dealloc];
7362 }
7363
7364 - (NSURL *) navigationURL {
7365     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7366 }
7367
7368 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7369     if (package_ == nil)
7370         return 0;
7371
7372     return 1;
7373 }
7374
7375 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7376     if (package_ == nil)
7377         return 0;
7378
7379     return 2;
7380 }
7381
7382 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7383     return UCLocalize("CHANGE_PACKAGE_SETTINGS");
7384 }
7385
7386 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7387     return UCLocalize("SHOW_ALL_CHANGES_EX");
7388 }
7389
7390 - (void) onSubscribed:(id)control {
7391     bool value([control isOn]);
7392     if (package_ == nil)
7393         return;
7394     if ([package_ setSubscribed:value])
7395         [delegate_ updateData];
7396 }
7397
7398 - (void) onIgnored:(id)control {
7399     // TODO: set Held state - possibly call out to dpkg, etc.
7400 }
7401
7402 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7403     if (package_ == nil)
7404         return nil;
7405
7406     switch ([indexPath row]) {
7407         case 0: return subscribedCell_;
7408         case 1: return ignoredCell_;
7409
7410         _nodefault
7411     }
7412
7413     return nil;
7414 }
7415
7416 - (void) loadView {
7417     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7418
7419     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7420     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7421     [table_ setDataSource:self];
7422     [table_ setDelegate:self];
7423     [[self view] addSubview:table_];
7424
7425     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7426     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7427     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7428
7429     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7430     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7431     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7432     // Disable this switch, since it only reflects (not modifies) the ignored state.
7433     [ignoredSwitch_ setUserInteractionEnabled:NO];
7434
7435     subscribedCell_ = [[UITableViewCell alloc] init];
7436     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7437     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7438     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7439
7440     ignoredCell_ = [[UITableViewCell alloc] init];
7441     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7442     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7443     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7444     // FIXME: Ignored state is not saved.
7445     [ignoredCell_ setUserInteractionEnabled:NO];
7446 }
7447
7448 - (void) viewDidLoad {
7449     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7450 }
7451
7452 - (void) releaseSubviews {
7453     [ignoredCell_ release];
7454     ignoredCell_ = nil;
7455
7456     [subscribedCell_ release];
7457     subscribedCell_ = nil;
7458
7459     [table_ release];
7460     table_ = nil;
7461
7462     [ignoredSwitch_ release];
7463     ignoredSwitch_ = nil;
7464
7465     [subscribedSwitch_ release];
7466     subscribedSwitch_ = nil;
7467 }
7468
7469 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7470     if ((self = [super init])) {
7471         database_ = database;
7472         name_ = [package retain];
7473     } return self;
7474 }
7475
7476 - (void) reloadData {
7477     [super reloadData];
7478
7479     if (package_ != nil)
7480         [package_ autorelease];
7481     package_ = [database_ packageWithName:name_];
7482     if (package_ != nil) {
7483         [package_ retain];
7484         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7485         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7486     }
7487
7488     [table_ reloadData];
7489 }
7490
7491 @end
7492 /* }}} */
7493
7494 /* Installed Controller {{{ */
7495 @interface InstalledController : FilteredPackageListController {
7496     BOOL expert_;
7497 }
7498
7499 - (id) initWithDatabase:(Database *)database;
7500
7501 - (void) updateRoleButton;
7502 - (void) queueStatusDidChange;
7503
7504 @end
7505
7506 @implementation InstalledController
7507
7508 - (void) dealloc {
7509     [super dealloc];
7510 }
7511
7512 - (NSURL *) navigationURL {
7513     return [NSURL URLWithString:@"cydia://installed"];
7514 }
7515
7516 - (id) initWithDatabase:(Database *)database {
7517     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7518         [self updateRoleButton];
7519         [self queueStatusDidChange];
7520     } return self;
7521 }
7522
7523 #if !AlwaysReload
7524 - (void) queueButtonClicked {
7525     [delegate_ queue];
7526 }
7527 #endif
7528
7529 - (void) queueStatusDidChange {
7530 #if !AlwaysReload
7531     if (IsWildcat_) {
7532         if (Queuing_) {
7533             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7534                 initWithTitle:UCLocalize("QUEUE")
7535                 style:UIBarButtonItemStyleDone
7536                 target:self
7537                 action:@selector(queueButtonClicked)
7538             ] autorelease]];
7539         } else {
7540             [[self navigationItem] setLeftBarButtonItem:nil];
7541         }
7542     }
7543 #endif
7544 }
7545
7546 - (void) updateRoleButton {
7547     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7548         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7549             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7550             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7551             target:self
7552             action:@selector(roleButtonClicked)
7553         ] autorelease]];
7554 }
7555
7556 - (void) roleButtonClicked {
7557     [self setObject:[NSNumber numberWithBool:expert_]];
7558     [self reloadData];
7559     expert_ = !expert_;
7560
7561     [self updateRoleButton];
7562 }
7563
7564 @end
7565 /* }}} */
7566
7567 /* Source Cell {{{ */
7568 @interface SourceCell : CYTableViewCell <
7569     ContentDelegate
7570 > {
7571     UIImage *icon_;
7572     NSString *origin_;
7573     NSString *label_;
7574 }
7575
7576 - (void) setSource:(Source *)source;
7577
7578 @end
7579
7580 @implementation SourceCell
7581
7582 - (void) clearSource {
7583     [icon_ release];
7584     [origin_ release];
7585     [label_ release];
7586
7587     icon_ = nil;
7588     origin_ = nil;
7589     label_ = nil;
7590 }
7591
7592 - (void) setSource:(Source *)source {
7593     [self clearSource];
7594
7595     if (icon_ == nil)
7596         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7597     if (icon_ == nil)
7598         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7599     icon_ = [icon_ retain];
7600
7601     origin_ = [[source name] retain];
7602     label_ = [[source uri] retain];
7603
7604     [content_ setNeedsDisplay];
7605 }
7606
7607 - (void) dealloc {
7608     [self clearSource];
7609     [super dealloc];
7610 }
7611
7612 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7613     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7614         UIView *content([self contentView]);
7615         CGRect bounds([content bounds]);
7616
7617         content_ = [[ContentView alloc] initWithFrame:bounds];
7618         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7619         [content_ setBackgroundColor:[UIColor whiteColor]];
7620         [content addSubview:content_];
7621
7622         [content_ setDelegate:self];
7623         [content_ setOpaque:YES];
7624     } return self;
7625 }
7626
7627 - (NSString *) accessibilityLabel {
7628     return label_;
7629 }
7630
7631 - (void) drawContentRect:(CGRect)rect {
7632     bool highlighted(highlighted_);
7633     float width(rect.size.width);
7634
7635     if (icon_ != nil)
7636         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7637
7638     if (highlighted)
7639         UISetColor(White_);
7640
7641     if (!highlighted)
7642         UISetColor(Black_);
7643     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7644
7645     if (!highlighted)
7646         UISetColor(Blue_);
7647     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7648 }
7649
7650 @end
7651 /* }}} */
7652 /* Source Controller {{{ */
7653 @interface SourceController : FilteredPackageListController {
7654     _transient Source *source_;
7655     NSString *key_;
7656 }
7657
7658 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7659
7660 @end
7661
7662 @implementation SourceController
7663
7664 - (NSURL *) navigationURL {
7665     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7666 }
7667
7668 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7669     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7670         source_ = source;
7671         key_ = [[source key] retain];
7672     } return self;
7673 }
7674
7675 - (void) reloadData {
7676     source_ = [database_ sourceWithKey:key_];
7677     [key_ release];
7678     key_ = [[source_ key] retain];
7679     [self setObject:source_];
7680     [[self navigationItem] setTitle:[source_ label]];
7681
7682     [super reloadData];
7683 }
7684
7685 @end
7686 /* }}} */
7687 /* Sources Controller {{{ */
7688 @interface SourcesController : CYViewController <
7689     UITableViewDataSource,
7690     UITableViewDelegate
7691 > {
7692     _transient Database *database_;
7693     UITableView *list_;
7694     NSMutableArray *sources_;
7695     int offset_;
7696
7697     NSString *href_;
7698     UIProgressHUD *hud_;
7699     NSError *error_;
7700
7701     //NSURLConnection *installer_;
7702     NSURLConnection *trivial_;
7703     NSURLConnection *trivial_bz2_;
7704     NSURLConnection *trivial_gz_;
7705     //NSURLConnection *automatic_;
7706
7707     BOOL cydia_;
7708 }
7709
7710 - (id) initWithDatabase:(Database *)database;
7711 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7712
7713 @end
7714
7715 @implementation SourcesController
7716
7717 - (void) _releaseConnection:(NSURLConnection *)connection {
7718     if (connection != nil) {
7719         [connection cancel];
7720         //[connection setDelegate:nil];
7721         [connection release];
7722     }
7723 }
7724
7725 - (void) dealloc {
7726     [self releaseSubviews];
7727
7728     [href_ release];
7729     [hud_ release];
7730     [error_ release];
7731
7732     //[self _releaseConnection:installer_];
7733     [self _releaseConnection:trivial_];
7734     [self _releaseConnection:trivial_gz_];
7735     [self _releaseConnection:trivial_bz2_];
7736     //[self _releaseConnection:automatic_];
7737
7738     [sources_ release];
7739     [super dealloc];
7740 }
7741
7742 - (NSURL *) navigationURL {
7743     return [NSURL URLWithString:@"cydia://sources"];
7744 }
7745
7746 - (void) viewDidAppear:(BOOL)animated {
7747     [super viewDidAppear:animated];
7748     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7749 }
7750
7751 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7752     return offset_ == 0 ? 1 : 2;
7753 }
7754
7755 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7756     switch (section + (offset_ == 0 ? 1 : 0)) {
7757         case 0: return UCLocalize("ENTERED_BY_USER");
7758         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
7759
7760         _nodefault
7761     }
7762 }
7763
7764 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7765     int count = [sources_ count];
7766     switch (section) {
7767         case 0: return (offset_ == 0 ? count : offset_);
7768         case 1: return count - offset_;
7769
7770         _nodefault
7771     }
7772 }
7773
7774 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
7775     unsigned idx = 0;
7776     switch (indexPath.section) {
7777         case 0: idx = indexPath.row; break;
7778         case 1: idx = indexPath.row + offset_; break;
7779
7780         _nodefault
7781     }
7782     return [sources_ objectAtIndex:idx];
7783 }
7784
7785 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7786     static NSString *cellIdentifier = @"SourceCell";
7787
7788     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
7789     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
7790     [cell setSource:[self sourceAtIndexPath:indexPath]];
7791     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
7792
7793     return cell;
7794 }
7795
7796 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7797     Source *source = [self sourceAtIndexPath:indexPath];
7798
7799     SourceController *controller = [[[SourceController alloc]
7800         initWithDatabase:database_
7801         source:source
7802     ] autorelease];
7803
7804     [controller setDelegate:delegate_];
7805
7806     [[self navigationController] pushViewController:controller animated:YES];
7807 }
7808
7809 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
7810     Source *source = [self sourceAtIndexPath:indexPath];
7811     return [source record] != nil;
7812 }
7813
7814 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
7815     Source *source = [self sourceAtIndexPath:indexPath];
7816     [Sources_ removeObjectForKey:[source key]];
7817     [delegate_ syncData];
7818 }
7819
7820 - (void) complete {
7821     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
7822         @"deb", @"Type",
7823         href_, @"URI",
7824         @"./", @"Distribution",
7825     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
7826
7827     [delegate_ syncData];
7828 }
7829
7830 - (NSString *) getWarning {
7831     NSString *href(href_);
7832     NSRange colon([href rangeOfString:@"://"]);
7833     if (colon.location != NSNotFound)
7834         href = [href substringFromIndex:(colon.location + 3)];
7835     href = [href stringByAddingPercentEscapes];
7836     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
7837     href = [href stringByCachingURLWithCurrentCDN];
7838
7839     NSURL *url([NSURL URLWithString:href]);
7840
7841     NSStringEncoding encoding;
7842     NSError *error(nil);
7843
7844     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
7845         return [warning length] == 0 ? nil : warning;
7846     return nil;
7847 }
7848
7849 - (void) _endConnection:(NSURLConnection *)connection {
7850     // XXX: the memory management in this method is horribly awkward
7851
7852     NSURLConnection **field = NULL;
7853     if (connection == trivial_)
7854         field = &trivial_;
7855     else if (connection == trivial_bz2_)
7856         field = &trivial_bz2_;
7857     else if (connection == trivial_gz_)
7858         field = &trivial_gz_;
7859     _assert(field != NULL);
7860     [connection release];
7861     *field = nil;
7862
7863     if (
7864         trivial_ == nil &&
7865         trivial_bz2_ == nil &&
7866         trivial_gz_ == nil
7867     ) {
7868         bool defer(false);
7869
7870         if (cydia_) {
7871             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
7872                 defer = true;
7873
7874                 UIAlertView *alert = [[[UIAlertView alloc]
7875                     initWithTitle:UCLocalize("SOURCE_WARNING")
7876                     message:warning
7877                     delegate:self
7878                     cancelButtonTitle:UCLocalize("CANCEL")
7879                     otherButtonTitles:
7880                         UCLocalize("ADD_ANYWAY"),
7881                     nil
7882                 ] autorelease];
7883
7884                 [alert setContext:@"warning"];
7885                 [alert setNumberOfRows:1];
7886                 [alert show];
7887             } else
7888                 [self complete];
7889         } else if (error_ != nil) {
7890             UIAlertView *alert = [[[UIAlertView alloc]
7891                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
7892                 message:[error_ localizedDescription]
7893                 delegate:self
7894                 cancelButtonTitle:UCLocalize("OK")
7895                 otherButtonTitles:nil
7896             ] autorelease];
7897
7898             [alert setContext:@"urlerror"];
7899             [alert show];
7900         } else {
7901             UIAlertView *alert = [[[UIAlertView alloc]
7902                 initWithTitle:UCLocalize("NOT_REPOSITORY")
7903                 message:UCLocalize("NOT_REPOSITORY_EX")
7904                 delegate:self
7905                 cancelButtonTitle:UCLocalize("OK")
7906                 otherButtonTitles:nil
7907             ] autorelease];
7908
7909             [alert setContext:@"trivial"];
7910             [alert show];
7911         }
7912
7913         [delegate_ setStatusBarShowsProgress:NO];
7914         [delegate_ removeProgressHUD:hud_];
7915
7916         [hud_ autorelease];
7917         hud_ = nil;
7918
7919         if (!defer) {
7920             [href_ release];
7921             href_ = nil;
7922         }
7923
7924         if (error_ != nil) {
7925             [error_ release];
7926             error_ = nil;
7927         }
7928     }
7929 }
7930
7931 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
7932     switch ([response statusCode]) {
7933         case 200:
7934             cydia_ = YES;
7935     }
7936 }
7937
7938 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
7939     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
7940     if (error_ != nil)
7941         error_ = [error retain];
7942     [self _endConnection:connection];
7943 }
7944
7945 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
7946     [self _endConnection:connection];
7947 }
7948
7949 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
7950     NSMutableURLRequest *request = [NSMutableURLRequest
7951         requestWithURL:[NSURL URLWithString:href]
7952         cachePolicy:NSURLRequestUseProtocolCachePolicy
7953         timeoutInterval:120.0
7954     ];
7955
7956     [request setHTTPMethod:method];
7957
7958     if (Machine_ != NULL)
7959         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
7960     if (UniqueID_ != nil)
7961         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
7962     if (Role_ != nil)
7963         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
7964
7965     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
7966 }
7967
7968 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
7969     NSString *context([alert context]);
7970
7971     if ([context isEqualToString:@"source"]) {
7972         switch (button) {
7973             case 1: {
7974                 NSString *href = [[alert textField] text];
7975
7976                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
7977
7978                 if (![href hasSuffix:@"/"])
7979                     href_ = [href stringByAppendingString:@"/"];
7980                 else
7981                     href_ = href;
7982                 href_ = [href_ retain];
7983
7984                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
7985                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
7986                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
7987                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
7988
7989                 cydia_ = false;
7990
7991                 // XXX: this is stupid
7992                 hud_ = [[delegate_ addProgressHUD] retain];
7993                 [hud_ setText:UCLocalize("VERIFYING_URL")];
7994             } break;
7995
7996             case 0:
7997             break;
7998
7999             _nodefault
8000         }
8001
8002         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8003     } else if ([context isEqualToString:@"trivial"])
8004         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8005     else if ([context isEqualToString:@"urlerror"])
8006         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8007     else if ([context isEqualToString:@"warning"]) {
8008         switch (button) {
8009             case 1:
8010                 [self complete];
8011             break;
8012
8013             case 0:
8014             break;
8015
8016             _nodefault
8017         }
8018
8019         [href_ release];
8020         href_ = nil;
8021
8022         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8023     }
8024 }
8025
8026 - (void) loadView {
8027     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8028
8029     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8030     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8031     [list_ setRowHeight:56];
8032     [list_ setDataSource:self];
8033     [list_ setDelegate:self];
8034     [[self view] addSubview:list_];
8035 }
8036
8037 - (void) viewDidLoad {
8038     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8039     [self updateButtonsForEditingStatus:NO animated:NO];
8040 }
8041
8042 - (void) releaseSubviews {
8043     [list_ release];
8044     list_ = nil;
8045 }
8046
8047 - (id) initWithDatabase:(Database *)database {
8048     if ((self = [super init]) != nil) {
8049         database_ = database;
8050         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8051     } return self;
8052 }
8053
8054 - (void) reloadData {
8055     [super reloadData];
8056
8057     pkgSourceList list;
8058     if (!list.ReadMainList())
8059         return;
8060
8061     [sources_ removeAllObjects];
8062     [sources_ addObjectsFromArray:[database_ sources]];
8063     _trace();
8064     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8065     _trace();
8066
8067     int count([sources_ count]);
8068     offset_ = 0;
8069     for (int i = 0; i != count; i++) {
8070         if ([[sources_ objectAtIndex:i] record] == nil)
8071             break;
8072         offset_++;
8073     }
8074
8075     [list_ setEditing:NO];
8076     [self updateButtonsForEditingStatus:NO animated:NO];
8077     [list_ reloadData];
8078 }
8079
8080 - (void) showAddSourcePrompt {
8081     UIAlertView *alert = [[[UIAlertView alloc]
8082         initWithTitle:UCLocalize("ENTER_APT_URL")
8083         message:nil
8084         delegate:self
8085         cancelButtonTitle:UCLocalize("CANCEL")
8086         otherButtonTitles:
8087             UCLocalize("ADD_SOURCE"),
8088         nil
8089     ] autorelease];
8090
8091     [alert setContext:@"source"];
8092     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8093
8094     [alert setNumberOfRows:1];
8095     [alert addTextFieldWithValue:@"http://" label:@""];
8096
8097     UITextInputTraits *traits = [[alert textField] textInputTraits];
8098     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8099     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8100     [traits setKeyboardType:UIKeyboardTypeURL];
8101     // XXX: UIReturnKeyDone
8102     [traits setReturnKeyType:UIReturnKeyNext];
8103
8104     [alert show];
8105 }
8106
8107 - (void) addButtonClicked {
8108     [self showAddSourcePrompt];
8109 }
8110
8111 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8112     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8113         initWithTitle:UCLocalize("ADD")
8114         style:UIBarButtonItemStylePlain
8115         target:self
8116         action:@selector(addButtonClicked)
8117     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8118
8119     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8120         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8121         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8122         target:self
8123         action:@selector(editButtonClicked)
8124     ] autorelease] animated:animated];
8125
8126     if (IsWildcat_ && !editing)
8127         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8128             initWithTitle:UCLocalize("SETTINGS")
8129             style:UIBarButtonItemStylePlain
8130             target:self
8131             action:@selector(settingsButtonClicked)
8132         ] autorelease]];
8133 }
8134
8135 - (void) settingsButtonClicked {
8136     [delegate_ showSettings];
8137 }
8138
8139 - (void) editButtonClicked {
8140     [list_ setEditing:![list_ isEditing] animated:YES];
8141
8142     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8143 }
8144
8145 @end
8146 /* }}} */
8147
8148 /* Settings Controller {{{ */
8149 @interface SettingsController : CYViewController <
8150     UITableViewDataSource,
8151     UITableViewDelegate
8152 > {
8153     _transient Database *database_;
8154     // XXX: ok, "roledelegate_"?...
8155     _transient id roledelegate_;
8156     UITableView *table_;
8157     UISegmentedControl *segment_;
8158     UIView *container_;
8159 }
8160
8161 - (void) showDoneButton;
8162 - (void) resizeSegmentedControl;
8163
8164 @end
8165
8166 @implementation SettingsController
8167
8168 - (void) dealloc {
8169     [self releaseSubviews];
8170
8171     [super dealloc];
8172 }
8173
8174 - (void) loadView {
8175     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8176
8177     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8178     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8179     [table_ setDelegate:self];
8180     [table_ setDataSource:self];
8181     [[self view] addSubview:table_];
8182
8183     NSArray *items = [NSArray arrayWithObjects:
8184         UCLocalize("USER"),
8185         UCLocalize("HACKER"),
8186         UCLocalize("DEVELOPER"),
8187     nil];
8188     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8189     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8190     [container_ addSubview:segment_];
8191 }
8192
8193 - (void) viewDidLoad {
8194     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8195
8196     int index = -1;
8197     if ([Role_ isEqualToString:@"User"]) index = 0;
8198     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8199     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8200     if (index != -1) {
8201         [segment_ setSelectedSegmentIndex:index];
8202         [self showDoneButton];
8203     }
8204
8205     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8206     [self resizeSegmentedControl];
8207 }
8208
8209 - (void) releaseSubviews {
8210     [table_ release];
8211     table_ = nil;
8212
8213     [segment_ release];
8214     segment_ = nil;
8215
8216     [container_ release];
8217     container_ = nil;
8218 }
8219
8220 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8221     if ((self = [super init])) {
8222         database_ = database;
8223         roledelegate_ = delegate;
8224     } return self;
8225 }
8226
8227 - (void) resizeSegmentedControl {
8228     CGFloat width = [[self view] frame].size.width;
8229     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8230 }
8231
8232 - (void) viewWillAppear:(BOOL)animated {
8233     [super viewWillAppear:animated];
8234
8235     [self resizeSegmentedControl];
8236 }
8237
8238 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8239     [self resizeSegmentedControl];
8240 }
8241
8242 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8243     [self resizeSegmentedControl];
8244 }
8245
8246 - (void) save {
8247     NSString *role(nil);
8248
8249     switch ([segment_ selectedSegmentIndex]) {
8250         case 0: role = @"User"; break;
8251         case 1: role = @"Hacker"; break;
8252         case 2: role = @"Developer"; break;
8253
8254         _nodefault
8255     }
8256
8257     if (![role isEqualToString:Role_]) {
8258         bool rolling(Role_ == nil);
8259         Role_ = role;
8260
8261         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8262             Role_, @"Role",
8263         nil];
8264
8265         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8266         Changed_ = true;
8267
8268         if (rolling)
8269             [roledelegate_ loadData];
8270         else
8271             [roledelegate_ updateData];
8272     }
8273 }
8274
8275 - (void) segmentChanged:(UISegmentedControl *)control {
8276     [self showDoneButton];
8277 }
8278
8279 - (void) saveAndClose {
8280     [self save];
8281
8282     [[self navigationItem] setRightBarButtonItem:nil];
8283     [[self navigationController] dismissModalViewControllerAnimated:YES];
8284 }
8285
8286 - (void) doneButtonClicked {
8287     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8288     [spinner startAnimating];
8289     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8290     [[self navigationItem] setRightBarButtonItem:spinItem];
8291
8292     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8293 }
8294
8295 - (void) showDoneButton {
8296     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8297         initWithTitle:UCLocalize("DONE")
8298         style:UIBarButtonItemStyleDone
8299         target:self
8300         action:@selector(doneButtonClicked)
8301     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8302 }
8303
8304 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8305     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8306     return 6;
8307 }
8308
8309 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8310     return 0; // :(
8311 }
8312
8313 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8314     return nil; // This method is required by the protocol.
8315 }
8316
8317 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8318     if (section == 1)
8319         return UCLocalize("ROLE_EX");
8320     if (section == 4)
8321         return [NSString stringWithFormat:
8322             @"%@: %@\n%@: %@\n%@: %@",
8323             UCLocalize("USER"), UCLocalize("USER_EX"),
8324             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8325             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8326         ];
8327     else return nil;
8328 }
8329
8330 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8331     return section == 3 ? 44.0f : 0;
8332 }
8333
8334 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8335     return section == 3 ? container_ : nil;
8336 }
8337
8338 - (void) reloadData {
8339     [super reloadData];
8340     [table_ reloadData];
8341 }
8342
8343 @end
8344 /* }}} */
8345 /* Stash Controller {{{ */
8346 @interface StashController : CYViewController {
8347     UIActivityIndicatorView *spinner_;
8348     UILabel *status_;
8349     UILabel *caption_;
8350 }
8351 @end
8352
8353 @implementation StashController
8354
8355 - (void) dealloc {
8356     [self releaseSubviews];
8357
8358     [super dealloc];
8359 }
8360
8361 - (void) loadView {
8362     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8363     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8364
8365     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8366     CGRect spinrect = [spinner_ frame];
8367     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8368     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8369     [spinner_ setFrame:spinrect];
8370     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8371     [[self view] addSubview:spinner_];
8372     [spinner_ startAnimating];
8373
8374     CGRect captrect;
8375     captrect.size.width = [[self view] frame].size.width;
8376     captrect.size.height = 40.0f;
8377     captrect.origin.x = 0;
8378     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8379     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8380     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8381     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8382     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8383     [caption_ setTextColor:[UIColor whiteColor]];
8384     [caption_ setBackgroundColor:[UIColor clearColor]];
8385     [caption_ setShadowColor:[UIColor blackColor]];
8386     [caption_ setTextAlignment:UITextAlignmentCenter];
8387     [[self view] addSubview:caption_];
8388
8389     CGRect statusrect;
8390     statusrect.size.width = [[self view] frame].size.width;
8391     statusrect.size.height = 30.0f;
8392     statusrect.origin.x = 0;
8393     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8394     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8395     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8396     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8397     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8398     [status_ setTextColor:[UIColor whiteColor]];
8399     [status_ setBackgroundColor:[UIColor clearColor]];
8400     [status_ setShadowColor:[UIColor blackColor]];
8401     [status_ setTextAlignment:UITextAlignmentCenter];
8402     [[self view] addSubview:status_];
8403 }
8404
8405 - (void) releaseSubviews {
8406     [spinner_ release];
8407     spinner_ = nil;
8408
8409     [status_ release];
8410     status_ = nil;
8411
8412     [caption_ release];
8413     caption_ = nil;
8414 }
8415
8416 @end
8417 /* }}} */
8418
8419 @interface Cydia : UIApplication <
8420     ConfirmationControllerDelegate,
8421     ProgressControllerDelegate,
8422     CydiaDelegate,
8423     UINavigationControllerDelegate,
8424     UITabBarControllerDelegate
8425 > {
8426     // XXX: evaluate all fields for _transient
8427
8428     UIWindow *window_;
8429     CYTabBarController *tabbar_;
8430
8431     NSMutableArray *essential_;
8432     NSMutableArray *broken_;
8433
8434     Database *database_;
8435
8436     NSURL *starturl_;
8437
8438     unsigned locked_;
8439     unsigned activity_;
8440
8441     StashController *stash_;
8442
8443     bool loaded_;
8444 }
8445
8446 - (void) loadData;
8447
8448 @end
8449
8450 @implementation Cydia
8451
8452 - (void) beginUpdate {
8453     [tabbar_ beginUpdate];
8454 }
8455
8456 - (BOOL) updating {
8457     return [tabbar_ updating];
8458 }
8459
8460 - (void) _loaded {
8461     if ([broken_ count] != 0) {
8462         int count = [broken_ count];
8463
8464         UIAlertView *alert = [[[UIAlertView alloc]
8465             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8466             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8467             delegate:self
8468             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8469             otherButtonTitles:
8470                 UCLocalize("TEMPORARY_IGNORE"),
8471             nil
8472         ] autorelease];
8473
8474         [alert setContext:@"fixhalf"];
8475         [alert show];
8476     } else if (!Ignored_ && [essential_ count] != 0) {
8477         int count = [essential_ count];
8478
8479         UIAlertView *alert = [[[UIAlertView alloc]
8480             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8481             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8482             delegate:self
8483             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8484             otherButtonTitles:
8485                 UCLocalize("UPGRADE_ESSENTIAL"),
8486                 UCLocalize("COMPLETE_UPGRADE"),
8487             nil
8488         ] autorelease];
8489
8490         [alert setContext:@"upgrade"];
8491         [alert show];
8492     }
8493 }
8494
8495 - (void) _saveConfig {
8496     _trace();
8497     MetaFile_.Sync();
8498     _trace();
8499
8500     if (Changed_) {
8501         NSString *error(nil);
8502
8503         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8504             _trace();
8505             NSError *error(nil);
8506             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8507                 NSLog(@"failure to save metadata data: %@", error);
8508             _trace();
8509
8510             Changed_ = false;
8511         } else {
8512             NSLog(@"failure to serialize metadata: %@", error);
8513         }
8514     }
8515 }
8516
8517 // Navigation controller for the queuing badge.
8518 - (CYNavigationController *) queueNavigationController {
8519     NSArray *controllers = [tabbar_ viewControllers];
8520     return [controllers objectAtIndex:3];
8521 }
8522
8523 - (void) _updateData {
8524     [self _saveConfig];
8525
8526     [tabbar_ reloadData];
8527
8528     CYNavigationController *navigation = [self queueNavigationController];
8529
8530     id queuedelegate = nil;
8531     if ([[navigation viewControllers] count] > 0)
8532         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8533
8534     [queuedelegate queueStatusDidChange];
8535     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8536 }
8537
8538 - (void) _refreshIfPossible {
8539     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8540
8541     bool recently = false;
8542     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8543     if (update != nil) {
8544         NSTimeInterval interval([update timeIntervalSinceNow]);
8545         if (interval <= 0 && interval > -(15*60))
8546             recently = true;
8547     }
8548
8549     // Don't automatic refresh if:
8550     //  - We already refreshed recently.
8551     //  - We already auto-refreshed this launch.
8552     //  - Auto-refresh is disabled.
8553     if (recently || loaded_ || ManualRefresh) {
8554         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8555
8556         // If we are cancelling, we need to make sure it knows it's already loaded.
8557         loaded_ = true;
8558         return;
8559     } else {
8560         // We are going to load, so remember that.
8561         loaded_ = true;
8562     }
8563
8564     SCNetworkReachabilityFlags flags; {
8565         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8566         SCNetworkReachabilityGetFlags(reachability, &flags);
8567         CFRelease(reachability);
8568     }
8569
8570     // XXX: this elaborate mess is what Apple is using to determine this? :(
8571     // XXX: do we care if the user has to intervene? maybe that's ok?
8572     bool reachable(
8573         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8574             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8575                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8576                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8577             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8578             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8579         )
8580     );
8581
8582     // If we can reach the server, auto-refresh!
8583     if (reachable)
8584         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8585
8586     [pool release];
8587 }
8588
8589 - (void) refreshIfPossible {
8590     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8591 }
8592
8593 - (void) _reloadData {
8594     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8595     [hud setText:UCLocalize("RELOADING_DATA")];
8596
8597     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8598
8599     if (hud != nil)
8600         [self removeProgressHUD:hud];
8601
8602     size_t changes(0);
8603
8604     [essential_ removeAllObjects];
8605     [broken_ removeAllObjects];
8606
8607     NSArray *packages([database_ packages]);
8608     for (Package *package in packages) {
8609         if ([package half])
8610             [broken_ addObject:package];
8611         if ([package upgradableAndEssential:NO]) {
8612             if ([package essential])
8613                 [essential_ addObject:package];
8614             ++changes;
8615         }
8616     }
8617
8618     NSLog(@"changes:#%u", changes);
8619
8620     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8621     if (changes != 0) {
8622         _trace();
8623         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8624         [changesItem setBadgeValue:badge];
8625         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8626         [self setApplicationIconBadgeNumber:changes];
8627     } else {
8628         _trace();
8629         [changesItem setBadgeValue:nil];
8630         [changesItem setAnimatedBadge:NO];
8631         [self setApplicationIconBadgeNumber:0];
8632     }
8633
8634     [self _updateData];
8635
8636     [self refreshIfPossible];
8637 }
8638
8639 - (void) updateData {
8640     [self _updateData];
8641 }
8642
8643 - (void) update_ {
8644     [database_ update];
8645 }
8646
8647 - (void) syncData {
8648     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8649     _assert(file != NULL);
8650
8651     for (NSString *key in [Sources_ allKeys]) {
8652         NSDictionary *source([Sources_ objectForKey:key]);
8653
8654         fprintf(file, "%s %s %s\n",
8655             [[source objectForKey:@"Type"] UTF8String],
8656             [[source objectForKey:@"URI"] UTF8String],
8657             [[source objectForKey:@"Distribution"] UTF8String]
8658         );
8659     }
8660
8661     fclose(file);
8662
8663     [self _saveConfig];
8664
8665     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8666     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8667     if (IsWildcat_)
8668         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8669     [tabbar_ presentModalViewController:navigation animated:YES];
8670
8671     [progress
8672         detachNewThreadSelector:@selector(update_)
8673         toTarget:self
8674         withObject:nil
8675         title:UCLocalize("UPDATING_SOURCES")
8676     ];
8677 }
8678
8679 - (void) reloadData {
8680     @synchronized (self) {
8681         [self _reloadData];
8682     }
8683 }
8684
8685 - (void) resolve {
8686     pkgProblemResolver *resolver = [database_ resolver];
8687
8688     resolver->InstallProtect();
8689     if (!resolver->Resolve(true))
8690         _error->Discard();
8691 }
8692
8693 - (bool) perform {
8694     // XXX: this is a really crappy way of doing this.
8695     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8696     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8697     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8698     if ([tabbar_ updating])
8699         [tabbar_ cancelUpdate];
8700
8701     if (![database_ prepare])
8702         return false;
8703
8704     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8705     [page setDelegate:self];
8706     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8707     [confirm_ setDelegate:self];
8708
8709     if (IsWildcat_)
8710         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8711     [tabbar_ presentModalViewController:confirm_ animated:YES];
8712
8713     return true;
8714 }
8715
8716 - (void) queue {
8717     @synchronized (self) {
8718         [self perform];
8719     }
8720 }
8721
8722 - (void) clearPackage:(Package *)package {
8723     @synchronized (self) {
8724         [package clear];
8725         [self resolve];
8726         [self perform];
8727     }
8728 }
8729
8730 - (void) installPackages:(NSArray *)packages {
8731     @synchronized (self) {
8732         for (Package *package in packages)
8733             [package install];
8734         [self resolve];
8735         [self perform];
8736     }
8737 }
8738
8739 - (void) installPackage:(Package *)package {
8740     @synchronized (self) {
8741         [package install];
8742         [self resolve];
8743         [self perform];
8744     }
8745 }
8746
8747 - (void) removePackage:(Package *)package {
8748     @synchronized (self) {
8749         [package remove];
8750         [self resolve];
8751         [self perform];
8752     }
8753 }
8754
8755 - (void) distUpgrade {
8756     @synchronized (self) {
8757         if (![database_ upgrade])
8758             return;
8759         [self perform];
8760     }
8761 }
8762
8763 - (void) complete {
8764     @synchronized (self) {
8765         [self _reloadData];
8766     }
8767 }
8768
8769 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8770     Queuing_ = false;
8771
8772     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8773
8774     if (navigation != nil) {
8775         [navigation pushViewController:progress animated:YES];
8776     } else {
8777         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8778         if (IsWildcat_)
8779             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8780         [tabbar_ presentModalViewController:navigation animated:YES];
8781     }
8782
8783     [progress
8784         detachNewThreadSelector:@selector(perform)
8785         toTarget:database_
8786         withObject:nil
8787         title:UCLocalize("RUNNING")
8788     ];
8789
8790     ++locked_;
8791 }
8792
8793 - (void) progressControllerIsComplete:(ProgressController *)progress {
8794     --locked_;
8795     [self complete];
8796 }
8797
8798 - (void) showSettings {
8799     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8800     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8801     if (IsWildcat_)
8802         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8803     [tabbar_ presentModalViewController:nav animated:YES];
8804 }
8805
8806 - (void) retainNetworkActivityIndicator {
8807     if (activity_++ == 0)
8808         [self setNetworkActivityIndicatorVisible:YES];
8809 }
8810
8811 - (void) releaseNetworkActivityIndicator {
8812     if (--activity_ == 0)
8813         [self setNetworkActivityIndicatorVisible:NO];
8814 }
8815
8816 - (void) cancelAndClear:(bool)clear {
8817     @synchronized (self) {
8818         if (clear) {
8819             [database_ clear];
8820             Queuing_ = false;
8821         } else {
8822             Queuing_ = true;
8823         }
8824
8825         [self _updateData];
8826     }
8827 }
8828
8829 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8830     NSString *context([alert context]);
8831
8832     if ([context isEqualToString:@"fixhalf"]) {
8833         if (button == [alert cancelButtonIndex]) {
8834             @synchronized (self) {
8835                 for (Package *broken in broken_) {
8836                     [broken remove];
8837
8838                     NSString *id = [broken id];
8839                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8840                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8841                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8842                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8843                 }
8844
8845                 [self resolve];
8846                 [self perform];
8847             }
8848         } else if (button == [alert firstOtherButtonIndex]) {
8849             [broken_ removeAllObjects];
8850             [self _loaded];
8851         }
8852
8853         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8854     } else if ([context isEqualToString:@"upgrade"]) {
8855         if (button == [alert firstOtherButtonIndex]) {
8856             @synchronized (self) {
8857                 for (Package *essential in essential_)
8858                     [essential install];
8859
8860                 [self resolve];
8861                 [self perform];
8862             }
8863         } else if (button == [alert firstOtherButtonIndex] + 1) {
8864             [self distUpgrade];
8865         } else if (button == [alert cancelButtonIndex]) {
8866             Ignored_ = YES;
8867         }
8868
8869         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8870     }
8871 }
8872
8873 - (void) system:(NSString *)command { _pooled
8874     _trace();
8875     system([command UTF8String]);
8876     _trace();
8877 }
8878
8879 - (void) applicationWillSuspend {
8880     [database_ clean];
8881     [super applicationWillSuspend];
8882 }
8883
8884 - (BOOL) isSafeToSuspend {
8885     // Use external process status API internally.
8886     // This is probably a really bad idea.
8887     // XXX: what is the point of this? does this solve anything at all?
8888     uint64_t status = 0;
8889     int notify_token;
8890     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8891         notify_get_state(notify_token, &status);
8892         notify_cancel(notify_token);
8893     }
8894
8895     return locked_ == 0 && status == 0;
8896 }
8897
8898 - (void) applicationSuspend:(__GSEvent *)event {
8899     if ([self isSafeToSuspend])
8900         [super applicationSuspend:event];
8901 }
8902
8903 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8904     if ([self isSafeToSuspend])
8905         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8906 }
8907
8908 - (void) _setSuspended:(BOOL)value {
8909     if ([self isSafeToSuspend])
8910         [super _setSuspended:value];
8911 }
8912
8913 - (UIProgressHUD *) addProgressHUD {
8914     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8915     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8916
8917     [window_ setUserInteractionEnabled:NO];
8918     [hud show:YES];
8919
8920     UIViewController *target = tabbar_;
8921     while ([target modalViewController] != nil) target = [target modalViewController];
8922     [[target view] addSubview:hud];
8923
8924     ++locked_;
8925     return hud;
8926 }
8927
8928 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8929     [hud show:NO];
8930     [hud removeFromSuperview];
8931     [window_ setUserInteractionEnabled:YES];
8932     --locked_;
8933 }
8934
8935 - (CYViewController *) pageForPackage:(NSString *)name {
8936     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
8937 }
8938
8939 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
8940     NSString *scheme([[url scheme] lowercaseString]);
8941     if ([[url absoluteString] length] <= [scheme length] + 3)
8942         return nil;
8943     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
8944     NSArray *components([path pathComponents]);
8945
8946     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
8947         return [self pageForPackage:[components objectAtIndex:1]];
8948
8949     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
8950         return nil;
8951
8952     NSString *base([components objectAtIndex:0]);
8953
8954     CYViewController *controller = nil;
8955
8956     if ([base isEqualToString:@"url"]) {
8957         // This kind of URL can contain slashes in the argument, so we can't parse them below.
8958         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
8959         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
8960     } else if (!external && [components count] == 1) {
8961         if ([base isEqualToString:@"manage"]) {
8962             controller = [[[ManageController alloc] init] autorelease];
8963         }
8964
8965         if ([base isEqualToString:@"sources"]) {
8966             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
8967         }
8968
8969         if ([base isEqualToString:@"home"]) {
8970             controller = [[[HomeController alloc] init] autorelease];
8971         }
8972
8973         if ([base isEqualToString:@"sections"]) {
8974             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
8975         }
8976
8977         if ([base isEqualToString:@"search"]) {
8978             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8979         }
8980
8981         if ([base isEqualToString:@"changes"]) {
8982             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
8983         }
8984
8985         if ([base isEqualToString:@"installed"]) {
8986             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
8987         }
8988     } else if ([components count] == 2) {
8989         NSString *argument = [components objectAtIndex:1];
8990
8991         if ([base isEqualToString:@"package"]) {
8992             controller = [self pageForPackage:argument];
8993         }
8994
8995         if (!external && [base isEqualToString:@"search"]) {
8996             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
8997             [(SearchController *)controller setSearchTerm:argument];
8998         }
8999
9000         if (!external && [base isEqualToString:@"sections"]) {
9001             if ([argument isEqualToString:@"all"])
9002                 argument = nil;
9003             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9004         }
9005
9006         if (!external && [base isEqualToString:@"sources"]) {
9007             if ([argument isEqualToString:@"add"]) {
9008                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9009                 [(SourcesController *)controller showAddSourcePrompt];
9010             } else {
9011                 Source *source = [database_ sourceWithKey:argument];
9012                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9013             }
9014         }
9015
9016         if (!external && [base isEqualToString:@"launch"]) {
9017             [self launchApplicationWithIdentifier:argument suspended:NO];
9018             return nil;
9019         }
9020     } else if (!external && [components count] == 3) {
9021         NSString *arg1 = [components objectAtIndex:1];
9022         NSString *arg2 = [components objectAtIndex:2];
9023
9024         if ([base isEqualToString:@"package"]) {
9025             if ([arg2 isEqualToString:@"settings"]) {
9026                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9027             } else if ([arg2 isEqualToString:@"files"]) {
9028                 if (Package *package = [database_ packageWithName:arg1]) {
9029                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9030                     [(FileTable *)controller setPackage:package];
9031                 }
9032             }
9033         }
9034     }
9035
9036     [controller setDelegate:self];
9037     return controller;
9038 }
9039
9040 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9041     CYViewController *page([self pageForURL:url forExternal:external]);
9042
9043     if (page != nil) {
9044         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9045         [nav setViewControllers:[NSArray arrayWithObject:page]];
9046         [tabbar_ setUnselectedViewController:nav];
9047     }
9048
9049     return page != nil;
9050 }
9051
9052 - (void) applicationOpenURL:(NSURL *)url {
9053     [super applicationOpenURL:url];
9054
9055     if (!loaded_) starturl_ = [url retain];
9056     else [self openCydiaURL:url forExternal:YES];
9057 }
9058
9059 - (void) applicationWillResignActive:(UIApplication *)application {
9060     // Stop refreshing if you get a phone call or lock the device.
9061     if ([tabbar_ updating])
9062         [tabbar_ cancelUpdate];
9063
9064     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9065         [super applicationWillResignActive:application];
9066 }
9067
9068 - (void) applicationWillTerminate:(UIApplication *)application {
9069     Changed_ = true;
9070     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9071     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9072     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9073
9074     [self _saveConfig];
9075 }
9076
9077 - (void) addStashController {
9078     ++locked_;
9079     stash_ = [[StashController alloc] init];
9080     [window_ addSubview:[stash_ view]];
9081 }
9082
9083 - (void) removeStashController {
9084     [[stash_ view] removeFromSuperview];
9085     [stash_ release];
9086     --locked_;
9087 }
9088
9089 - (void) stash {
9090     [self setIdleTimerDisabled:YES];
9091
9092     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9093     [self setStatusBarShowsProgress:YES];
9094     UpdateExternalStatus(1);
9095
9096     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9097
9098     UpdateExternalStatus(0);
9099     [self setStatusBarShowsProgress:NO];
9100
9101     [self removeStashController];
9102
9103     if (ExecFork() == 0) {
9104         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9105         perror("launchctl stop");
9106     }
9107 }
9108
9109 - (void) setupViewControllers {
9110     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9111
9112     NSMutableArray *items([NSMutableArray arrayWithObjects:
9113         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9114         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9115         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9116         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9117     nil]);
9118
9119     if (IsWildcat_) {
9120         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9121         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9122     } else {
9123         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9124     }
9125
9126     NSMutableArray *controllers([NSMutableArray array]);
9127     for (UITabBarItem *item in items) {
9128         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9129         [controller setTabBarItem:item];
9130         [controllers addObject:controller];
9131     }
9132     [tabbar_ setViewControllers:controllers];
9133
9134     [tabbar_ setUpdateDelegate:self];
9135 }
9136
9137 - (CYEmulatedLoadingController *)showEmulatedLoadingControllerInView:(UIView *)view {
9138     static CYEmulatedLoadingController *fake = nil;
9139
9140     if (view != nil) {
9141         if (fake == nil)
9142             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9143         [view addSubview:[fake view]];
9144     } else {
9145         [[fake view] removeFromSuperview];
9146         [fake release];
9147         fake = nil;
9148     }
9149
9150     return fake;
9151 }
9152
9153 - (void) applicationDidFinishLaunching:(id)unused {
9154 _trace();
9155     CydiaApp = self;
9156
9157     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9158         [self setApplicationSupportsShakeToEdit:NO];
9159
9160     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9161         initWithMemoryCapacity:524288
9162         diskCapacity:10485760
9163         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9164     ] autorelease]];
9165
9166     [CYBrowserController _initialize];
9167
9168     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9169
9170     Font12_ = [[UIFont systemFontOfSize:12] retain];
9171     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9172     Font14_ = [[UIFont systemFontOfSize:14] retain];
9173     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9174     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9175
9176     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9177     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9178
9179     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9180     [window_ orderFront:self];
9181     [window_ makeKey:self];
9182     [window_ setHidden:NO];
9183
9184     if (
9185         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9186         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9187         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9188         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9189         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9190         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9191         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9192         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9193         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9194         false
9195     ) {
9196         [self addStashController];
9197         // XXX: this would be much cleaner as a yieldToSelector:
9198         // that way the removeStashController could happen right here inline
9199         // we also could no longer require the useless stash_ field anymore
9200         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9201         return;
9202     }
9203
9204     database_ = [Database sharedInstance];
9205
9206     [window_ setUserInteractionEnabled:NO];
9207     [self setupViewControllers];
9208     [self showEmulatedLoadingControllerInView:window_];
9209
9210     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9211 _trace();
9212 }
9213
9214 - (void) loadData {
9215 _trace();
9216     if (Role_ == nil) {
9217         [window_ setUserInteractionEnabled:YES];
9218
9219         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9220         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9221         if (IsWildcat_)
9222             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9223         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9224
9225         return;
9226     } else {
9227         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9228             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9229         [window_ setUserInteractionEnabled:NO];
9230     }
9231
9232     [self reloadData];
9233     PrintTimes();
9234
9235     [window_ addSubview:[tabbar_ view]];
9236     [self showEmulatedLoadingControllerInView:nil];
9237     [window_ setUserInteractionEnabled:YES];
9238
9239     int selectedIndex = 0;
9240     NSMutableArray *items = nil;
9241
9242     bool recently = false;
9243     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9244     if (closed != nil) {
9245         NSTimeInterval interval([closed timeIntervalSinceNow]);
9246         // XXX: Is 15 minutes the optimal time here?
9247         if (interval <= 0 && interval > -(15*60))
9248             recently = true;
9249     }
9250
9251     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9252     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9253
9254     BOOL enough = YES;
9255     for (NSArray *entry in items)
9256         if ([entry count] <= 0)
9257             enough = NO;
9258
9259     if (!recently || !items || !enough) {
9260         selectedIndex = 0;
9261         items = [NSMutableArray array];
9262         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9263         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9264         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9265         if (!IsWildcat_) {
9266             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9267         } else {
9268             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9269             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9270         }
9271         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9272     }
9273
9274     [tabbar_ setSelectedIndex:selectedIndex];
9275     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9276         NSArray *stack = [items objectAtIndex:tab];
9277         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9278         NSMutableArray *current = [NSMutableArray array];
9279
9280         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9281             NSString *addr = [stack objectAtIndex:nav];
9282             NSURL *url = [NSURL URLWithString:addr];
9283             CYViewController *page = [self pageForURL:url forExternal:NO];
9284             if (page != nil)
9285                 [current addObject:page];
9286         }
9287
9288         [navigation setViewControllers:current];
9289     }
9290
9291     // (Try to) show the startup URL.
9292     if (starturl_ != nil) {
9293         [self openCydiaURL:starturl_ forExternal:NO];
9294         [starturl_ release];
9295         starturl_ = nil;
9296     }
9297 }
9298
9299 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9300     if (item != nil && IsWildcat_) {
9301         [sheet showFromBarButtonItem:item animated:YES];
9302     } else {
9303         [sheet showInView:window_];
9304     }
9305 }
9306
9307 @end
9308
9309 /*IMP alloc_;
9310 id Alloc_(id self, SEL selector) {
9311     id object = alloc_(self, selector);
9312     lprintf("[%s]A-%p\n", self->isa->name, object);
9313     return object;
9314 }*/
9315
9316 /*IMP dealloc_;
9317 id Dealloc_(id self, SEL selector) {
9318     id object = dealloc_(self, selector);
9319     lprintf("[%s]D-%p\n", self->isa->name, object);
9320     return object;
9321 }*/
9322
9323 Class $WebDefaultUIKitDelegate;
9324
9325 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9326     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9327         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9328     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9329 }
9330
9331 static NSNumber *shouldPlayKeyboardSounds;
9332
9333 Class $UIHardware;
9334
9335 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9336     switch (sound) {
9337         case 1104: // Keyboard Button Clicked
9338         case 1105: // Keyboard Delete Repeated
9339             if (shouldPlayKeyboardSounds == nil) {
9340                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9341                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9342             }
9343
9344             if (![shouldPlayKeyboardSounds boolValue])
9345                 break;
9346
9347         default:
9348             _UIHardware$_playSystemSound$(self, _cmd, sound);
9349     }
9350 }
9351
9352 Class $UIApplication;
9353
9354 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9355     static BOOL initialized = NO;
9356     static BOOL started = NO;
9357
9358     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9359     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9360
9361     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9362         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9363         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9364         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9365
9366         if (initialized && !enabled) {
9367             initialized = NO;
9368             [bundle performSelector:@selector(_accessibilityStopServer)];
9369         } else if (enabled) {
9370             initialized = YES;
9371             if (!started) {
9372                 started = YES;
9373                 [bundle performSelector:@selector(_accessibilityStartServer)];
9374             }
9375         }
9376     }
9377 }
9378
9379 int main(int argc, char *argv[]) { _pooled
9380     _trace();
9381
9382     if (Class $UIDevice = objc_getClass("UIDevice")) {
9383         UIDevice *device([$UIDevice currentDevice]);
9384         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9385     } else
9386         IsWildcat_ = false;
9387
9388     UIScreen *screen([UIScreen mainScreen]);
9389     if ([screen respondsToSelector:@selector(scale)])
9390         ScreenScale_ = [screen scale];
9391     else
9392         ScreenScale_ = 1;
9393
9394     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9395     if (ScreenScale_ > 1)
9396         [parts addObject:@"@2x"];
9397     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9398     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9399
9400     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9401
9402     /* Library Hacks {{{ */
9403     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9404
9405     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9406     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9407     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9408         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9409         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9410     }
9411
9412     $UIHardware = objc_getClass("UIHardware");
9413     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9414     if (UIHardware$_playSystemSound$ != NULL) {
9415         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9416         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9417     }
9418
9419     $UIApplication = objc_getClass("UIApplication");
9420     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9421     if (UIApplication$_updateApplicationAccessibility != NULL) {
9422         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9423         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9424     }
9425     /* }}} */
9426     /* Set Locale {{{ */
9427     Locale_ = CFLocaleCopyCurrent();
9428     Languages_ = [NSLocale preferredLanguages];
9429     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9430     //NSLog(@"%@", [Languages_ description]);
9431
9432     const char *lang;
9433     if (Languages_ == nil || [Languages_ count] == 0)
9434         // XXX: consider just setting to C and then falling through?
9435         lang = NULL;
9436     else {
9437         lang = [[Languages_ objectAtIndex:0] UTF8String];
9438         setenv("LANG", lang, true);
9439     }
9440
9441     //std::setlocale(LC_ALL, lang);
9442     NSLog(@"Setting Language: %s", lang);
9443     /* }}} */
9444
9445     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9446
9447     /* Parse Arguments {{{ */
9448     bool substrate(false);
9449
9450     if (argc != 0) {
9451         char **args(argv);
9452         int arge(1);
9453
9454         for (int argi(1); argi != argc; ++argi)
9455             if (strcmp(argv[argi], "--") == 0) {
9456                 arge = argi;
9457                 argv[argi] = argv[0];
9458                 argv += argi;
9459                 argc -= argi;
9460                 break;
9461             }
9462
9463         for (int argi(1); argi != arge; ++argi)
9464             if (strcmp(args[argi], "--substrate") == 0)
9465                 substrate = true;
9466             else
9467                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9468     }
9469     /* }}} */
9470
9471     App_ = [[NSBundle mainBundle] bundlePath];
9472     Home_ = NSHomeDirectory();
9473     Advanced_ = YES;
9474
9475     setuid(0);
9476     setgid(0);
9477
9478     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9479     alloc_ = alloc->method_imp;
9480     alloc->method_imp = (IMP) &Alloc_;*/
9481
9482     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9483     dealloc_ = dealloc->method_imp;
9484     dealloc->method_imp = (IMP) &Dealloc_;*/
9485
9486     /* System Information {{{ */
9487     size_t size;
9488
9489     int maxproc;
9490     size = sizeof(maxproc);
9491     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9492         perror("sysctlbyname(\"kern.maxproc\", ?)");
9493     else if (maxproc < 64) {
9494         maxproc = 64;
9495         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9496             perror("sysctlbyname(\"kern.maxproc\", #)");
9497     }
9498
9499     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9500     char *osversion = new char[size];
9501     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9502         perror("sysctlbyname(\"kern.osversion\", ?)");
9503     else
9504         System_ = [NSString stringWithUTF8String:osversion];
9505
9506     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9507     char *machine = new char[size];
9508     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9509         perror("sysctlbyname(\"hw.machine\", ?)");
9510     else
9511         Machine_ = machine;
9512
9513     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9514         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9515             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9516                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9517                 CFRelease(serial);
9518             }
9519
9520             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9521                 NSData *data((NSData *) ecid);
9522                 size_t length([data length]);
9523                 uint8_t bytes[length];
9524                 [data getBytes:bytes];
9525                 char string[length * 2 + 1];
9526                 for (size_t i(0); i != length; ++i)
9527                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9528                 ChipID_ = [NSString stringWithUTF8String:string];
9529                 CFRelease(ecid);
9530             }
9531
9532             IOObjectRelease(service);
9533         }
9534     }
9535
9536     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9537
9538     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9539     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9540     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9541
9542     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9543     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9544     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9545
9546     if (mcc != NULL && mnc != NULL)
9547         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9548
9549     if (mnc != NULL)
9550         CFRelease(mnc);
9551     if (mcc != NULL)
9552         CFRelease(mcc);
9553
9554     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9555         Build_ = [system objectForKey:@"ProductBuildVersion"];
9556     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9557         Product_ = [info objectForKey:@"SafariProductVersion"];
9558         Safari_ = [info objectForKey:@"CFBundleVersion"];
9559     }
9560     /* }}} */
9561     /* Load Database {{{ */
9562     _trace();
9563     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9564     _trace();
9565     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9566
9567     if (Metadata_ == NULL)
9568         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9569     else {
9570         Settings_ = [Metadata_ objectForKey:@"Settings"];
9571
9572         Packages_ = [Metadata_ objectForKey:@"Packages"];
9573         Sections_ = [Metadata_ objectForKey:@"Sections"];
9574         Sources_ = [Metadata_ objectForKey:@"Sources"];
9575
9576         Token_ = [Metadata_ objectForKey:@"Token"];
9577     }
9578
9579     if (Settings_ != nil)
9580         Role_ = [Settings_ objectForKey:@"Role"];
9581
9582     if (Sections_ == nil) {
9583         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9584         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9585     }
9586
9587     if (Sources_ == nil) {
9588         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9589         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9590     }
9591     /* }}} */
9592
9593     _trace();
9594     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9595     _trace();
9596
9597     if (Packages_ != nil) {
9598         bool fail(false);
9599         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9600         _trace();
9601
9602         if (!fail) {
9603             [Metadata_ removeObjectForKey:@"Packages"];
9604             Packages_ = nil;
9605             Changed_ = true;
9606         }
9607     }
9608
9609     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9610
9611     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9612         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9613     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9614         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9615     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9616         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9617
9618     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9619
9620     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9621         unlink("/tmp/.cydia.fw");
9622         goto firmware;
9623     } else if (access("/User", F_OK) != 0 || version < 2) {
9624       firmware:
9625         _trace();
9626         system("/usr/libexec/cydia/firmware.sh");
9627         _trace();
9628     }
9629
9630     _assert([[NSFileManager defaultManager]
9631         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9632         withIntermediateDirectories:YES
9633         attributes:nil
9634         error:NULL
9635     ]);
9636
9637     if (access("/tmp/cydia.chk", F_OK) == 0) {
9638         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9639             _assert(errno == ENOENT);
9640         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9641             _assert(errno == ENOENT);
9642     }
9643
9644     /* APT Initialization {{{ */
9645     _assert(pkgInitConfig(*_config));
9646     _assert(pkgInitSystem(*_config, _system));
9647
9648     if (lang != NULL)
9649         _config->Set("APT::Acquire::Translation", lang);
9650
9651     // XXX: this timeout might be important :(
9652     //_config->Set("Acquire::http::Timeout", 15);
9653
9654     _config->Set("Acquire::http::MaxParallel", 3);
9655     /* }}} */
9656     /* Color Choices {{{ */
9657     space_ = CGColorSpaceCreateDeviceRGB();
9658
9659     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9660     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9661     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9662     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9663     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9664     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9665     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9666     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9667     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9668
9669     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9670     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9671     /* }}}*/
9672     /* UIKit Configuration {{{ */
9673     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9674     if ($GSFontSetUseLegacyFontMetrics != NULL)
9675         $GSFontSetUseLegacyFontMetrics(YES);
9676
9677     // XXX: I have a feeling this was important
9678     //UIKeyboardDisableAutomaticAppearance();
9679     /* }}} */
9680
9681     Colon_ = UCLocalize("COLON_DELIMITED");
9682     Elision_ = UCLocalize("ELISION");
9683     Error_ = UCLocalize("ERROR");
9684     Warning_ = UCLocalize("WARNING");
9685
9686     _trace();
9687     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9688
9689     CGColorSpaceRelease(space_);
9690     CFRelease(Locale_);
9691
9692     return value;
9693 }