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:
 908         @"address",
 909         @"name",
 910     nil];
 911 }
 912
 913 - (NSArray *) attributeKeys {
 914     return [[self class] _attributeKeys];
 915 }
 916
 917 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 918     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 919 }
 920
 921 - (Address *) initWithString:(NSString *)string {
 922     if ((self = [super init]) != nil) {
 923         const char *data = [string UTF8String];
 924         size_t size = [string length];
 925
 926         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 927
 928         if (address_r(data, size)) {
 929             name_ = [address_r[1] retain];
 930             address_ = [address_r[2] retain];
 931         } else {
 932             name_ = [string retain];
 933             address_ = nil;
 934         }
 935     } return self;
 936 }
 937
 938 @end
 939 /* }}} */
 940 /* CoreGraphics Primitives {{{ */
 941 class CYColor {
 942   private:
 943     CGColorRef color_;
 944
 945     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 946         CGFloat color[] = {red, green, blue, alpha};
 947         return CGColorCreate(space, color);
 948     }
 949
 950   public:
 951     CYColor() :
 952         color_(NULL)
 953     {
 954     }
 955
 956     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 957         color_(Create_(space, red, green, blue, alpha))
 958     {
 959         Set(space, red, green, blue, alpha);
 960     }
 961
 962     void Clear() {
 963         if (color_ != NULL)
 964             CGColorRelease(color_);
 965     }
 966
 967     ~CYColor() {
 968         Clear();
 969     }
 970
 971     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 972         Clear();
 973         color_ = Create_(space, red, green, blue, alpha);
 974     }
 975
 976     operator CGColorRef() {
 977         return color_;
 978     }
 979 };
 980 /* }}} */
 981
 982 /* Random Global Variables {{{ */
 983 static const int PulseInterval_ = 50000;
 984
 985 static const NSString *UI_;
 986
 987 static int Finish_;
 988 static NSArray *Finishes_;
 989
 990 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 991 #define NotifyConfig_ "/etc/notify.conf"
 992
 993 static bool Queuing_;
 994
 995 static CYColor Blue_;
 996 static CYColor Blueish_;
 997 static CYColor Black_;
 998 static CYColor Off_;
 999 static CYColor White_;
1000 static CYColor Gray_;
1001 static CYColor Green_;
1002 static CYColor Purple_;
1003 static CYColor Purplish_;
1004
1005 static UIColor *InstallingColor_;
1006 static UIColor *RemovingColor_;
1007
1008 static NSString *App_;
1009 static NSString *Home_;
1010
1011 static BOOL Advanced_;
1012 static BOOL Ignored_;
1013
1014 static UIFont *Font12_;
1015 static UIFont *Font12Bold_;
1016 static UIFont *Font14_;
1017 static UIFont *Font18Bold_;
1018 static UIFont *Font22Bold_;
1019
1020 static const char *Machine_ = NULL;
1021 static NSString *System_ = nil;
1022 static NSString *SerialNumber_ = nil;
1023 static NSString *ChipID_ = nil;
1024 static NSString *Token_ = nil;
1025 static NSString *UniqueID_ = nil;
1026 static NSString *PLMN_ = nil;
1027 static NSString *Build_ = nil;
1028 static NSString *Product_ = nil;
1029 static NSString *Safari_ = nil;
1030
1031 static CFLocaleRef Locale_;
1032 static NSArray *Languages_;
1033 static CGColorSpaceRef space_;
1034
1035 static NSDictionary *SectionMap_;
1036 static NSMutableDictionary *Metadata_;
1037 static _transient NSMutableDictionary *Settings_;
1038 static _transient NSString *Role_;
1039 static _transient NSMutableDictionary *Packages_;
1040 static _transient NSMutableDictionary *Sections_;
1041 static _transient NSMutableDictionary *Sources_;
1042 static bool Changed_;
1043 static time_t now_;
1044
1045 bool IsWildcat_;
1046 static CGFloat ScreenScale_;
1047 /* }}} */
1048
1049 /* Display Helpers {{{ */
1050 inline float Interpolate(float begin, float end, float fraction) {
1051     return (end - begin) * fraction + begin;
1052 }
1053
1054 static _finline const char *StripVersion_(const char *version) {
1055     const char *colon(strchr(version, ':'));
1056     return colon == NULL ? version : colon + 1;
1057 }
1058
1059 NSString *LocalizeSection(NSString *section) {
1060     static Pcre title_r("^(.*?) \\((.*)\\)$");
1061     if (title_r(section)) {
1062         NSString *parent(title_r[1]);
1063         NSString *child(title_r[2]);
1064
1065         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1066             LocalizeSection(parent),
1067             LocalizeSection(child)
1068         ];
1069     }
1070
1071     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1072 }
1073
1074 NSString *Simplify(NSString *title) {
1075     const char *data = [title UTF8String];
1076     size_t size = [title length];
1077
1078     static Pcre square_r("^\\[(.*)\\]$");
1079     if (square_r(data, size))
1080         return Simplify(square_r[1]);
1081
1082     static Pcre paren_r("^\\((.*)\\)$");
1083     if (paren_r(data, size))
1084         return Simplify(paren_r[1]);
1085
1086     static Pcre title_r("^(.*?) \\((.*)\\)$");
1087     if (title_r(data, size))
1088         return Simplify(title_r[1]);
1089
1090     return title;
1091 }
1092 /* }}} */
1093
1094 NSString *GetLastUpdate() {
1095     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1096
1097     if (update == nil)
1098         return UCLocalize("NEVER_OR_UNKNOWN");
1099
1100     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1101     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1102
1103     CFRelease(formatter);
1104
1105     return [(NSString *) formatted autorelease];
1106 }
1107
1108 bool isSectionVisible(NSString *section) {
1109     NSDictionary *metadata([Sections_ objectForKey:section]);
1110     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1111     return hidden == nil || ![hidden boolValue];
1112 }
1113
1114 @class Cydia;
1115
1116 /* Delegate Prototypes {{{ */
1117 @class Package;
1118 @class Source;
1119
1120 @interface NSObject (ProgressDelegate)
1121 @end
1122
1123 @protocol ProgressDelegate
1124 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1125 - (void) setProgressTitle:(NSString *)title;
1126 - (void) setProgressPercent:(float)percent;
1127 - (void) startProgress;
1128 - (void) addProgressOutput:(NSString *)output;
1129 - (bool) isCancelling:(size_t)received;
1130 @end
1131
1132 @protocol ConfigurationDelegate
1133 - (void) repairWithSelector:(SEL)selector;
1134 - (void) setConfigurationData:(NSString *)data;
1135 @end
1136
1137 @class CYPackageController;
1138
1139 @protocol CydiaDelegate
1140 - (void) retainNetworkActivityIndicator;
1141 - (void) releaseNetworkActivityIndicator;
1142 - (void) clearPackage:(Package *)package;
1143 - (void) installPackage:(Package *)package;
1144 - (void) installPackages:(NSArray *)packages;
1145 - (void) removePackage:(Package *)package;
1146 - (void) beginUpdate;
1147 - (BOOL) updating;
1148 - (void) distUpgrade;
1149 - (void) loadData;
1150 - (void) updateData;
1151 - (void) syncData;
1152 - (void) showSettings;
1153 - (UIProgressHUD *) addProgressHUD;
1154 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1155 - (CYViewController *) pageForPackage:(NSString *)name;
1156 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1157 @end
1158
1159 static id<CydiaDelegate> CydiaApp;
1160 /* }}} */
1161
1162 /* Status Delegation {{{ */
1163 class Status :
1164     public pkgAcquireStatus
1165 {
1166   private:
1167     _transient NSObject<ProgressDelegate> *delegate_;
1168
1169   public:
1170     Status() :
1171         delegate_(nil)
1172     {
1173     }
1174
1175     void setDelegate(id delegate) {
1176         delegate_ = delegate;
1177     }
1178
1179     NSObject<ProgressDelegate> *getDelegate() const {
1180         return delegate_;
1181     }
1182
1183     virtual bool MediaChange(std::string media, std::string drive) {
1184         return false;
1185     }
1186
1187     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1188     }
1189
1190     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1191         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1192         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1193     }
1194
1195     virtual void Done(pkgAcquire::ItemDesc &item) {
1196     }
1197
1198     virtual void Fail(pkgAcquire::ItemDesc &item) {
1199         if (
1200             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1201             item.Owner->Status == pkgAcquire::Item::StatDone
1202         )
1203             return;
1204
1205         std::string &error(item.Owner->ErrorText);
1206         if (error.empty())
1207             return;
1208
1209         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1210         NSArray *fields([description componentsSeparatedByString:@" "]);
1211         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1212
1213         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1214             withObject:[NSArray arrayWithObjects:
1215                 [NSString stringWithUTF8String:error.c_str()],
1216                 source,
1217             nil]
1218             waitUntilDone:YES
1219         ];
1220     }
1221
1222     virtual bool Pulse(pkgAcquire *Owner) {
1223         bool value = pkgAcquireStatus::Pulse(Owner);
1224
1225         float percent(
1226             double(CurrentBytes + CurrentItems) /
1227             double(TotalBytes + TotalItems)
1228         );
1229
1230         [delegate_ setProgressPercent:percent];
1231         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1232     }
1233
1234     virtual void Start() {
1235         [delegate_ startProgress];
1236     }
1237
1238     virtual void Stop() {
1239     }
1240 };
1241 /* }}} */
1242 /* Progress Delegation {{{ */
1243 class Progress :
1244     public OpProgress
1245 {
1246   private:
1247     _transient id<ProgressDelegate> delegate_;
1248     float percent_;
1249
1250   protected:
1251     virtual void Update() {
1252         /*if (abs(Percent - percent_) > 2)
1253             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1254             percent_ = Percent;
1255         }*/
1256
1257         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1258         [delegate_ setProgressPercent:(Percent / 100)];*/
1259     }
1260
1261   public:
1262     Progress() :
1263         delegate_(nil),
1264         percent_(0)
1265     {
1266     }
1267
1268     void setDelegate(id delegate) {
1269         delegate_ = delegate;
1270     }
1271
1272     id getDelegate() const {
1273         return delegate_;
1274     }
1275
1276     virtual void Done() {
1277         //NSLog(@"DONE");
1278         //[delegate_ setProgressPercent:1];
1279     }
1280 };
1281 /* }}} */
1282
1283 /* Database Interface {{{ */
1284 typedef std::map< unsigned long, _H<Source> > SourceMap;
1285
1286 @interface Database : NSObject {
1287     NSZone *zone_;
1288     apr_pool_t *pool_;
1289
1290     unsigned era_;
1291
1292     pkgCacheFile cache_;
1293     pkgDepCache::Policy *policy_;
1294     pkgRecords *records_;
1295     pkgProblemResolver *resolver_;
1296     pkgAcquire *fetcher_;
1297     FileFd *lock_;
1298     SPtr<pkgPackageManager> manager_;
1299     pkgSourceList *list_;
1300
1301     SourceMap sources_;
1302     CFMutableArrayRef deadSources_;
1303     CFMutableArrayRef packages_;
1304
1305     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1306     Status status_;
1307     Progress progress_;
1308
1309     int cydiafd_;
1310     int statusfd_;
1311     FILE *input_;
1312
1313     std::map<const char *, _H<NSString> > sections_;
1314 }
1315
1316 + (Database *) sharedInstance;
1317 - (unsigned) era;
1318
1319 - (void) _readCydia:(NSNumber *)fd;
1320 - (void) _readStatus:(NSNumber *)fd;
1321 - (void) _readOutput:(NSNumber *)fd;
1322
1323 - (FILE *) input;
1324
1325 - (Package *) packageWithName:(NSString *)name;
1326
1327 - (pkgCacheFile &) cache;
1328 - (pkgDepCache::Policy *) policy;
1329 - (pkgRecords *) records;
1330 - (pkgProblemResolver *) resolver;
1331 - (pkgAcquire &) fetcher;
1332 - (pkgSourceList &) list;
1333 - (NSArray *) packages;
1334 - (NSArray *) sources;
1335 - (Source *) sourceWithKey:(NSString *)key;
1336 - (void) reloadData;
1337
1338 - (void) configure;
1339 - (bool) prepare;
1340 - (void) perform;
1341 - (bool) upgrade;
1342 - (void) update;
1343
1344 - (void) updateWithStatus:(Status &)status;
1345
1346 - (void) setDelegate:(id)delegate;
1347 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1348
1349 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1350
1351 @end
1352 /* }}} */
1353 /* Delegate Helpers {{{ */
1354 @implementation NSObject (ProgressDelegate)
1355
1356 - (void) _setProgressErrorPackage:(NSArray *)args {
1357     [self performSelector:@selector(setProgressError:forPackage:)
1358         withObject:[args objectAtIndex:0]
1359         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1360     ];
1361 }
1362
1363 - (void) _setProgressErrorTitle:(NSArray *)args {
1364     [self performSelector:@selector(setProgressError:withTitle:)
1365         withObject:[args objectAtIndex:0]
1366         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1367     ];
1368 }
1369
1370 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1371     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1372         withObject:[NSArray arrayWithObjects:error, title, nil]
1373         waitUntilDone:YES
1374     ];
1375 }
1376
1377 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1378     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1379
1380     [self performSelector:@selector(setProgressError:withTitle:)
1381         withObject:error
1382         withObject:(package == nil ? id : [package name])
1383     ];
1384 }
1385
1386 @end
1387 /* }}} */
1388
1389 // Cytore Definitions {{{
1390 struct PackageValue :
1391     Cytore::Block
1392 {
1393     Cytore::Offset<PackageValue> next_;
1394
1395     uint32_t index_ : 23;
1396     uint32_t subscribed_ : 1;
1397     uint32_t : 8;
1398
1399     int32_t first_;
1400     int32_t last_;
1401
1402     uint16_t vhash_;
1403     uint16_t nhash_;
1404
1405     char version_[8];
1406     char name_[];
1407 };
1408
1409 struct MetaValue :
1410     Cytore::Block
1411 {
1412     uint32_t active_;
1413     Cytore::Offset<PackageValue> packages_[1 << 16];
1414 };
1415
1416 static Cytore::File<MetaValue> MetaFile_;
1417 // }}}
1418 // Cytore Helper Functions {{{
1419 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1420     SplitHash nhash = { hashlittle(name, length) };
1421
1422     PackageValue *metadata;
1423
1424     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1425     offset: if (offset->IsNull()) {
1426         *offset = MetaFile_.New<PackageValue>(length + 1);
1427         metadata = &MetaFile_.Get(*offset);
1428
1429         if (metadata == NULL) {
1430             if (fail != NULL)
1431                 *fail = true;
1432
1433             metadata = new PackageValue();
1434             memset(metadata, 0, sizeof(*metadata));
1435         }
1436
1437         memcpy(metadata->name_, name, length + 1);
1438         metadata->nhash_ = nhash.u16[1];
1439     } else {
1440         metadata = &MetaFile_.Get(*offset);
1441
1442         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1443             offset = &metadata->next_;
1444             goto offset;
1445         }
1446     }
1447
1448     return metadata;
1449 }
1450
1451 static void PackageImport(const void *key, const void *value, void *context) {
1452     bool &fail(*reinterpret_cast<bool *>(context));
1453
1454     char buffer[1024];
1455     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1456         NSLog(@"failed to import package %@", key);
1457         return;
1458     }
1459
1460     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1461     NSDictionary *package((NSDictionary *) value);
1462
1463     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1464         if ([subscribed boolValue] && !metadata->subscribed_)
1465             metadata->subscribed_ = true;
1466
1467     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1468         time_t time([date timeIntervalSince1970]);
1469         if (metadata->first_ > time || metadata->first_ == 0)
1470             metadata->first_ = time;
1471     }
1472
1473     NSDate *date([package objectForKey:@"LastSeen"]);
1474     NSString *version([package objectForKey:@"LastVersion"]);
1475
1476     if (date != nil && version != nil) {
1477         time_t time([date timeIntervalSince1970]);
1478         if (metadata->last_ < time || metadata->last_ == 0)
1479             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1480                 size_t length(strlen(buffer));
1481                 uint16_t vhash(hashlittle(buffer, length));
1482
1483                 size_t capped(std::min<size_t>(8, length));
1484                 char *latest(buffer + length - capped);
1485
1486                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1487                 metadata->vhash_ = vhash;
1488
1489                 metadata->last_ = time;
1490             }
1491     }
1492 }
1493 // }}}
1494
1495 /* Source Class {{{ */
1496 @interface Source : NSObject {
1497     CYString depiction_;
1498     CYString description_;
1499     CYString label_;
1500     CYString origin_;
1501     CYString support_;
1502
1503     CYString uri_;
1504     CYString distribution_;
1505     CYString type_;
1506     CYString version_;
1507
1508     NSString *host_;
1509     NSString *authority_;
1510
1511     CYString defaultIcon_;
1512
1513     NSDictionary *record_;
1514     BOOL trusted_;
1515 }
1516
1517 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1518
1519 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1520
1521 - (NSString *) depictionForPackage:(NSString *)package;
1522 - (NSString *) supportForPackage:(NSString *)package;
1523
1524 - (NSDictionary *) record;
1525 - (BOOL) trusted;
1526
1527 - (NSString *) uri;
1528 - (NSString *) distribution;
1529 - (NSString *) type;
1530 - (NSString *) key;
1531 - (NSString *) host;
1532
1533 - (NSString *) name;
1534 - (NSString *) description;
1535 - (NSString *) label;
1536 - (NSString *) origin;
1537 - (NSString *) version;
1538
1539 - (NSString *) defaultIcon;
1540
1541 @end
1542
1543 @implementation Source
1544
1545 - (void) _clear {
1546     uri_.clear();
1547     distribution_.clear();
1548     type_.clear();
1549
1550     description_.clear();
1551     label_.clear();
1552     origin_.clear();
1553     depiction_.clear();
1554     support_.clear();
1555     version_.clear();
1556     defaultIcon_.clear();
1557
1558     if (record_ != nil) {
1559         [record_ release];
1560         record_ = nil;
1561     }
1562
1563     if (host_ != nil) {
1564         [host_ release];
1565         host_ = nil;
1566     }
1567
1568     if (authority_ != nil) {
1569         [authority_ release];
1570         authority_ = nil;
1571     }
1572 }
1573
1574 - (void) dealloc {
1575     // XXX: this is a very inefficient way to call these deconstructors
1576     [self _clear];
1577     [super dealloc];
1578 }
1579
1580 + (NSArray *) _attributeKeys {
1581     return [NSArray arrayWithObjects:
1582         @"description",
1583         @"distribution",
1584         @"host",
1585         @"key",
1586         @"label",
1587         @"name",
1588         @"origin",
1589         @"trusted",
1590         @"type",
1591         @"uri",
1592         @"version",
1593     nil];
1594 }
1595
1596 - (NSArray *) attributeKeys {
1597     return [[self class] _attributeKeys];
1598 }
1599
1600 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1601     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1602 }
1603
1604 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1605     [self _clear];
1606
1607     trusted_ = index->IsTrusted();
1608
1609     uri_.set(pool, index->GetURI());
1610     distribution_.set(pool, index->GetDist());
1611     type_.set(pool, index->GetType());
1612
1613     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1614     if (dindex != NULL) {
1615         FileFd fd;
1616         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1617             _error->Discard();
1618         else {
1619             pkgTagFile tags(&fd);
1620
1621             pkgTagSection section;
1622             tags.Step(section);
1623
1624             struct {
1625                 const char *name_;
1626                 CYString *value_;
1627             } names[] = {
1628                 {"default-icon", &defaultIcon_},
1629                 {"depiction", &depiction_},
1630                 {"description", &description_},
1631                 {"label", &label_},
1632                 {"origin", &origin_},
1633                 {"support", &support_},
1634                 {"version", &version_},
1635             };
1636
1637             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1638                 const char *start, *end;
1639
1640                 if (section.Find(names[i].name_, start, end)) {
1641                     CYString &value(*names[i].value_);
1642                     value.set(pool, start, end - start);
1643                 }
1644             }
1645         }
1646     }
1647
1648     record_ = [Sources_ objectForKey:[self key]];
1649     if (record_ != nil)
1650         record_ = [record_ retain];
1651
1652     NSURL *url([NSURL URLWithString:uri_]);
1653
1654     host_ = [url host];
1655     if (host_ != nil)
1656         host_ = [[host_ lowercaseString] retain];
1657
1658     if (host_ != nil)
1659         authority_ = host_;
1660     else
1661         authority_ = [url path];
1662
1663     if (authority_ != nil)
1664         authority_ = [authority_ retain];
1665 }
1666
1667 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1668     if ((self = [super init]) != nil) {
1669         [self setMetaIndex:index inPool:pool];
1670     } return self;
1671 }
1672
1673 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1674     NSDictionary *lhr = [self record];
1675     NSDictionary *rhr = [source record];
1676
1677     if (lhr != rhr)
1678         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1679
1680     NSString *lhs = [self name];
1681     NSString *rhs = [source name];
1682
1683     if ([lhs length] != 0 && [rhs length] != 0) {
1684         unichar lhc = [lhs characterAtIndex:0];
1685         unichar rhc = [rhs characterAtIndex:0];
1686
1687         if (isalpha(lhc) && !isalpha(rhc))
1688             return NSOrderedAscending;
1689         else if (!isalpha(lhc) && isalpha(rhc))
1690             return NSOrderedDescending;
1691     }
1692
1693     return [lhs compare:rhs options:LaxCompareOptions_];
1694 }
1695
1696 - (NSString *) depictionForPackage:(NSString *)package {
1697     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1698 }
1699
1700 - (NSString *) supportForPackage:(NSString *)package {
1701     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1702 }
1703
1704 - (NSDictionary *) record {
1705     return record_;
1706 }
1707
1708 - (BOOL) trusted {
1709     return trusted_;
1710 }
1711
1712 - (NSString *) uri {
1713     return uri_;
1714 }
1715
1716 - (NSString *) distribution {
1717     return distribution_;
1718 }
1719
1720 - (NSString *) type {
1721     return type_;
1722 }
1723
1724 - (NSString *) key {
1725     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1726 }
1727
1728 - (NSString *) host {
1729     return host_;
1730 }
1731
1732 - (NSString *) name {
1733     return origin_.empty() ? authority_ : origin_;
1734 }
1735
1736 - (NSString *) description {
1737     return description_;
1738 }
1739
1740 - (NSString *) label {
1741     return label_.empty() ? authority_ : label_;
1742 }
1743
1744 - (NSString *) origin {
1745     return origin_;
1746 }
1747
1748 - (NSString *) version {
1749     return version_;
1750 }
1751
1752 - (NSString *) defaultIcon {
1753     return defaultIcon_;
1754 }
1755
1756 @end
1757 /* }}} */
1758 /* Relationship Class {{{ */
1759 @interface Relationship : NSObject {
1760     NSString *type_;
1761     NSString *id_;
1762 }
1763
1764 - (NSString *) type;
1765 - (NSString *) id;
1766 - (NSString *) name;
1767
1768 @end
1769
1770 @implementation Relationship
1771
1772 - (void) dealloc {
1773     [type_ release];
1774     [id_ release];
1775     [super dealloc];
1776 }
1777
1778 - (NSString *) type {
1779     return type_;
1780 }
1781
1782 - (NSString *) id {
1783     return id_;
1784 }
1785
1786 - (NSString *) name {
1787     _assert(false);
1788     return nil;
1789 }
1790
1791 @end
1792 /* }}} */
1793 /* Package Class {{{ */
1794 struct ParsedPackage {
1795     CYString tagline_;
1796
1797     CYString icon_;
1798
1799     CYString depiction_;
1800     CYString homepage_;
1801
1802     CYString sponsor_;
1803     CYString author_;
1804
1805     CYString bugs_;
1806     CYString support_;
1807 };
1808
1809 @interface Package : NSObject {
1810     uint32_t era_ : 26;
1811     uint32_t role_ : 3;
1812     uint32_t essential_ : 1;
1813     uint32_t obsolete_ : 1;
1814     uint32_t ignored_ : 1;
1815
1816     apr_pool_t *pool_;
1817
1818     _transient Database *database_;
1819
1820     pkgCache::VerIterator version_;
1821     pkgCache::PkgIterator iterator_;
1822     pkgCache::VerFileIterator file_;
1823
1824     CYString id_;
1825     CYString name_;
1826
1827     CYString latest_;
1828     CYString installed_;
1829
1830     const char *section_;
1831     _transient NSString *section$_;
1832
1833     Source *source_;
1834
1835     PackageValue *metadata_;
1836     ParsedPackage *parsed_;
1837
1838     NSMutableArray *tags_;
1839 }
1840
1841 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1842 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1843
1844 - (pkgCache::PkgIterator) iterator;
1845 - (void) parse;
1846
1847 - (NSString *) section;
1848 - (NSString *) simpleSection;
1849
1850 - (NSString *) longSection;
1851 - (NSString *) shortSection;
1852
1853 - (NSString *) uri;
1854
1855 - (Address *) maintainer;
1856 - (size_t) size;
1857 - (NSString *) longDescription;
1858 - (NSString *) shortDescription;
1859 - (unichar) index;
1860
1861 - (PackageValue *) metadata;
1862 - (time_t) seen;
1863
1864 - (bool) subscribed;
1865 - (bool) setSubscribed:(bool)subscribed;
1866
1867 - (BOOL) ignored;
1868
1869 - (NSString *) latest;
1870 - (NSString *) installed;
1871 - (BOOL) uninstalled;
1872
1873 - (BOOL) valid;
1874 - (BOOL) upgradableAndEssential:(BOOL)essential;
1875 - (BOOL) essential;
1876 - (BOOL) broken;
1877 - (BOOL) unfiltered;
1878 - (BOOL) visible;
1879
1880 - (BOOL) half;
1881 - (BOOL) halfConfigured;
1882 - (BOOL) halfInstalled;
1883 - (BOOL) hasMode;
1884 - (NSString *) mode;
1885
1886 - (NSString *) id;
1887 - (NSString *) name;
1888 - (UIImage *) icon;
1889 - (NSString *) homepage;
1890 - (NSString *) depiction;
1891 - (Address *) author;
1892
1893 - (NSString *) support;
1894
1895 - (NSArray *) files;
1896 - (NSArray *) warnings;
1897 - (NSArray *) applications;
1898
1899 - (Source *) source;
1900
1901 - (BOOL) matches:(NSString *)text;
1902
1903 - (bool) hasSupportingRole;
1904 - (BOOL) hasTag:(NSString *)tag;
1905 - (NSString *) primaryPurpose;
1906 - (NSArray *) purposes;
1907 - (bool) isCommercial;
1908
1909 - (void) setIndex:(size_t)index;
1910
1911 - (CYString &) cyname;
1912
1913 - (uint32_t) compareBySection:(NSArray *)sections;
1914
1915 - (void) install;
1916 - (void) remove;
1917
1918 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1919 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
1920 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
1921 - (bool) isVisibleInSection:(NSString *)section;
1922 - (bool) isVisibleInSource:(Source *)source;
1923
1924 @end
1925
1926 uint32_t PackageChangesRadix(Package *self, void *) {
1927     union {
1928         uint32_t key;
1929
1930         struct {
1931             uint32_t timestamp : 30;
1932             uint32_t ignored : 1;
1933             uint32_t upgradable : 1;
1934         } bits;
1935     } value;
1936
1937     bool upgradable([self upgradableAndEssential:YES]);
1938     value.bits.upgradable = upgradable ? 1 : 0;
1939
1940     if (upgradable) {
1941         value.bits.timestamp = 0;
1942         value.bits.ignored = [self ignored] ? 0 : 1;
1943         value.bits.upgradable = 1;
1944     } else {
1945         value.bits.timestamp = [self seen] >> 2;
1946         value.bits.ignored = 0;
1947         value.bits.upgradable = 0;
1948     }
1949
1950     return _not(uint32_t) - value.key;
1951 }
1952
1953 uint32_t PackagePrefixRadix(Package *self, void *context) {
1954     size_t offset(reinterpret_cast<size_t>(context));
1955     CYString &name([self cyname]);
1956
1957     size_t size(name.size());
1958     if (size == 0)
1959         return 0;
1960     char *text(name.data());
1961
1962     size_t zeros;
1963     if (!isdigit(text[0]))
1964         zeros = 0;
1965     else {
1966         size_t digits(1);
1967         while (size != digits && isdigit(text[digits]))
1968             if (++digits == 4)
1969                 break;
1970         zeros = 4 - digits;
1971     }
1972
1973     uint8_t data[4];
1974
1975     if (offset == 0 && zeros != 0) {
1976         memset(data, '0', zeros);
1977         memcpy(data + zeros, text, 4 - zeros);
1978     } else {
1979         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1980         if (size <= offset - zeros)
1981             return 0;
1982
1983         text += offset - zeros;
1984         size -= offset - zeros;
1985
1986         if (size >= 4)
1987             memcpy(data, text, 4);
1988         else {
1989             memcpy(data, text, size);
1990             memset(data + size, 0, 4 - size);
1991         }
1992
1993         for (size_t i(0); i != 4; ++i)
1994             if (isalpha(data[i]))
1995                 data[i] |= 0x20;
1996     }
1997
1998     if (offset == 0)
1999         if (data[0] == '@')
2000             data[0] = 0x7f;
2001         else
2002             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2003
2004     /* XXX: ntohl may be more honest */
2005     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2006 }
2007
2008 CYString &(*PackageName)(Package *self, SEL sel);
2009
2010 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2011     _profile(PackageNameCompare)
2012         CYString &lhi(PackageName(lhs, @selector(cyname)));
2013         CYString &rhi(PackageName(rhs, @selector(cyname)));
2014         CFStringRef lhn(lhi), rhn(rhi);
2015
2016         if (lhn == NULL)
2017             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2018         else if (rhn == NULL)
2019             return NSOrderedDescending;
2020
2021         _profile(PackageNameCompare$NumbersLast)
2022             if (!lhi.empty() && !rhi.empty()) {
2023                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2024                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2025                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2026                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2027                     return lha ? NSOrderedAscending : NSOrderedDescending;
2028             }
2029         _end
2030
2031         CFIndex length = CFStringGetLength(lhn);
2032
2033         _profile(PackageNameCompare$Compare)
2034             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2035         _end
2036     _end
2037 }
2038
2039 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2040     return PackageNameCompare(*lhs, *rhs, context);
2041 }
2042
2043 struct PackageNameOrdering :
2044     std::binary_function<Package *, Package *, bool>
2045 {
2046     _finline bool operator ()(Package *lhs, Package *rhs) const {
2047         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2048     }
2049 };
2050
2051 @implementation Package
2052
2053 - (NSString *) description {
2054     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2055 }
2056
2057 - (void) dealloc {
2058     if (parsed_ != NULL)
2059         delete parsed_;
2060     if (source_ != nil)
2061         [source_ release];
2062     if (tags_ != nil)
2063         [tags_ release];
2064     [super dealloc];
2065 }
2066
2067 + (NSString *) webScriptNameForSelector:(SEL)selector {
2068     if (false);
2069     else if (selector == @selector(clear))
2070         return @"clear";
2071     else if (selector == @selector(hasTag:))
2072         return @"hasTag";
2073     else if (selector == @selector(install))
2074         return @"install";
2075     else if (selector == @selector(remove))
2076         return @"remove";
2077     else
2078         return nil;
2079 }
2080
2081 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2082     return [self webScriptNameForSelector:selector] == nil;
2083 }
2084
2085 + (NSArray *) _attributeKeys {
2086     return [NSArray arrayWithObjects:
2087         @"applications",
2088         @"author",
2089         @"depiction",
2090         @"essential",
2091         @"homepage",
2092         @"icon",
2093         @"id",
2094         @"installed",
2095         @"latest",
2096         @"longDescription",
2097         @"longSection",
2098         @"maintainer",
2099         @"mode",
2100         @"name",
2101         @"purposes",
2102         @"section",
2103         @"shortDescription",
2104         @"shortSection",
2105         @"simpleSection",
2106         @"size",
2107         @"source",
2108         @"sponsor",
2109         @"support",
2110         @"warnings",
2111     nil];
2112 }
2113
2114 - (NSArray *) attributeKeys {
2115     return [[self class] _attributeKeys];
2116 }
2117
2118 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2119     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2120 }
2121
2122 - (void) parse {
2123     if (parsed_ != NULL)
2124         return;
2125 @synchronized (database_) {
2126     if ([database_ era] != era_ || file_.end())
2127         return;
2128
2129     ParsedPackage *parsed(new ParsedPackage);
2130     parsed_ = parsed;
2131
2132     _profile(Package$parse)
2133         pkgRecords::Parser *parser;
2134
2135         _profile(Package$parse$Lookup)
2136             parser = &[database_ records]->Lookup(file_);
2137         _end
2138
2139         CYString website;
2140
2141         _profile(Package$parse$Find)
2142             struct {
2143                 const char *name_;
2144                 CYString *value_;
2145             } names[] = {
2146                 {"icon", &parsed->icon_},
2147                 {"depiction", &parsed->depiction_},
2148                 {"homepage", &parsed->homepage_},
2149                 {"website", &website},
2150                 {"bugs", &parsed->bugs_},
2151                 {"support", &parsed->support_},
2152                 {"sponsor", &parsed->sponsor_},
2153                 {"author", &parsed->author_},
2154             };
2155
2156             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2157                 const char *start, *end;
2158
2159                 if (parser->Find(names[i].name_, start, end)) {
2160                     CYString &value(*names[i].value_);
2161                     _profile(Package$parse$Value)
2162                         value.set(pool_, start, end - start);
2163                     _end
2164                 }
2165             }
2166         _end
2167
2168         _profile(Package$parse$Tagline)
2169             const char *start, *end;
2170             if (parser->ShortDesc(start, end)) {
2171                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2172                 if (stop == NULL)
2173                     stop = end;
2174                 while (stop != start && stop[-1] == '\r')
2175                     --stop;
2176                 parsed->tagline_.set(pool_, start, stop - start);
2177             }
2178         _end
2179
2180         _profile(Package$parse$Retain)
2181             if (parsed->homepage_.empty())
2182                 parsed->homepage_ = website;
2183             if (parsed->homepage_ == parsed->depiction_)
2184                 parsed->homepage_.clear();
2185         _end
2186     _end
2187 } }
2188
2189 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2190     if ((self = [super init]) != nil) {
2191     _profile(Package$initWithVersion)
2192         pool_ = pool;
2193
2194         database_ = database;
2195         era_ = [database era];
2196
2197         version_ = version;
2198
2199         pkgCache::PkgIterator iterator(version.ParentPkg());
2200         iterator_ = iterator;
2201
2202         _profile(Package$initWithVersion$Version)
2203             if (!version_.end())
2204                 file_ = version_.FileList();
2205             else {
2206                 pkgCache &cache([database_ cache]);
2207                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2208             }
2209         _end
2210
2211         _profile(Package$initWithVersion$Cache)
2212             name_.set(NULL, iterator.Display());
2213
2214             latest_.set(NULL, StripVersion_(version_.VerStr()));
2215
2216             pkgCache::VerIterator current(iterator.CurrentVer());
2217             if (!current.end())
2218                 installed_.set(NULL, StripVersion_(current.VerStr()));
2219         _end
2220
2221         _profile(Package$initWithVersion$Tags)
2222             pkgCache::TagIterator tag(iterator.TagList());
2223             if (!tag.end()) {
2224                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2225                 do {
2226                     const char *name(tag.Name());
2227                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2228
2229                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2230                         if (strcmp(name + 6, "enduser") == 0)
2231                             role_ = 1;
2232                         else if (strcmp(name + 6, "hacker") == 0)
2233                             role_ = 2;
2234                         else if (strcmp(name + 6, "developer") == 0)
2235                             role_ = 3;
2236                         else if (strcmp(name + 6, "cydia") == 0)
2237                             role_ = 7;
2238                         else
2239                             role_ = 4;
2240                     }
2241
2242                     if (strncmp(name, "cydia::", 7) == 0) {
2243                         if (strcmp(name + 7, "essential") == 0)
2244                             essential_ = true;
2245                         else if (strcmp(name + 7, "obsolete") == 0)
2246                             obsolete_ = true;
2247                     }
2248
2249                     ++tag;
2250                 } while (!tag.end());
2251             }
2252         _end
2253
2254         _profile(Package$initWithVersion$Metadata)
2255             const char *mixed(iterator.Name());
2256             size_t size(strlen(mixed));
2257             char lower[size + 1];
2258
2259             for (size_t i(0); i != size; ++i)
2260                 lower[i] = mixed[i] | 0x20;
2261             lower[size] = '\0';
2262
2263             PackageValue *metadata(PackageFind(lower, size));
2264             metadata_ = metadata;
2265
2266             id_.set(NULL, metadata->name_, size);
2267
2268             const char *latest(version_.VerStr());
2269             size_t length(strlen(latest));
2270
2271             uint16_t vhash(hashlittle(latest, length));
2272
2273             size_t capped(std::min<size_t>(8, length));
2274             latest = latest + length - capped;
2275
2276             if (metadata->first_ == 0)
2277                 metadata->first_ = now_;
2278
2279             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2280                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2281                 metadata->vhash_ = vhash;
2282                 metadata->last_ = now_;
2283             } else if (metadata->last_ == 0)
2284                 metadata->last_ = metadata->first_;
2285         _end
2286
2287         _profile(Package$initWithVersion$Section)
2288             section_ = iterator.Section();
2289         _end
2290
2291         _profile(Package$initWithVersion$Flags)
2292             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2293             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2294         _end
2295     _end } return self;
2296 }
2297
2298 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2299     pkgCache::VerIterator version;
2300
2301     _profile(Package$packageWithIterator$GetCandidateVer)
2302         version = [database policy]->GetCandidateVer(iterator);
2303     _end
2304
2305     if (version.end())
2306         return nil;
2307
2308     Package *package;
2309
2310     _profile(Package$packageWithIterator$Allocate)
2311         package = [Package allocWithZone:zone];
2312     _end
2313
2314     _profile(Package$packageWithIterator$Initialize)
2315         package = [package
2316             initWithVersion:version
2317             withZone:zone
2318             inPool:pool
2319             database:database
2320         ];
2321     _end
2322
2323     _profile(Package$packageWithIterator$Autorelease)
2324         package = [package autorelease];
2325     _end
2326
2327     return package;
2328 }
2329
2330 - (pkgCache::PkgIterator) iterator {
2331     return iterator_;
2332 }
2333
2334 - (NSString *) section {
2335     if (section$_ == nil) {
2336         if (section_ == NULL)
2337             return nil;
2338
2339         _profile(Package$section$mappedSectionForPointer)
2340             section$_ = [database_ mappedSectionForPointer:section_];
2341         _end
2342     } return section$_;
2343 }
2344
2345 - (NSString *) simpleSection {
2346     if (NSString *section = [self section])
2347         return Simplify(section);
2348     else
2349         return nil;
2350 }
2351
2352 - (NSString *) longSection {
2353     return LocalizeSection([self section]);
2354 }
2355
2356 - (NSString *) shortSection {
2357     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2358 }
2359
2360 - (NSString *) uri {
2361     return nil;
2362 #if 0
2363     pkgIndexFile *index;
2364     pkgCache::PkgFileIterator file(file_.File());
2365     if (![database_ list].FindIndex(file, index))
2366         return nil;
2367     return [NSString stringWithUTF8String:iterator_->Path];
2368     //return [NSString stringWithUTF8String:file.Site()];
2369     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2370 #endif
2371 }
2372
2373 - (Address *) maintainer {
2374 @synchronized (database_) {
2375     if ([database_ era] != era_ || file_.end())
2376         return nil;
2377
2378     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2379     const std::string &maintainer(parser->Maintainer());
2380     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2381 } }
2382
2383 - (size_t) size {
2384 @synchronized (database_) {
2385     if ([database_ era] != era_ || version_.end())
2386         return 0;
2387
2388     return version_->InstalledSize;
2389 } }
2390
2391 - (NSString *) longDescription {
2392 @synchronized (database_) {
2393     if ([database_ era] != era_ || file_.end())
2394         return nil;
2395
2396     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2397     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2398
2399     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2400     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2401     if ([lines count] < 2)
2402         return nil;
2403
2404     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2405     for (size_t i(1), e([lines count]); i != e; ++i) {
2406         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2407         [trimmed addObject:trim];
2408     }
2409
2410     return [trimmed componentsJoinedByString:@"\n"];
2411 } }
2412
2413 - (NSString *) shortDescription {
2414     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2415 }
2416
2417 - (unichar) index {
2418     _profile(Package$index)
2419         CFStringRef name((CFStringRef) [self name]);
2420         if (CFStringGetLength(name) == 0)
2421             return '#';
2422         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2423         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2424             return '#';
2425         return toupper(character);
2426     _end
2427 }
2428
2429 - (PackageValue *) metadata {
2430     return metadata_;
2431 }
2432
2433 - (time_t) seen {
2434     PackageValue *metadata([self metadata]);
2435     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2436 }
2437
2438 - (bool) subscribed {
2439     return [self metadata]->subscribed_;
2440 }
2441
2442 - (bool) setSubscribed:(bool)subscribed {
2443     PackageValue *metadata([self metadata]);
2444     if (metadata->subscribed_ == subscribed)
2445         return false;
2446     metadata->subscribed_ = subscribed;
2447     return true;
2448 }
2449
2450 - (BOOL) ignored {
2451     return ignored_;
2452 }
2453
2454 - (NSString *) latest {
2455     return latest_;
2456 }
2457
2458 - (NSString *) installed {
2459     return installed_;
2460 }
2461
2462 - (BOOL) uninstalled {
2463     return installed_.empty();
2464 }
2465
2466 - (BOOL) valid {
2467     return !version_.end();
2468 }
2469
2470 - (BOOL) upgradableAndEssential:(BOOL)essential {
2471     _profile(Package$upgradableAndEssential)
2472         pkgCache::VerIterator current(iterator_.CurrentVer());
2473         if (current.end())
2474             return essential && essential_;
2475         else
2476             return !version_.end() && version_ != current;
2477     _end
2478 }
2479
2480 - (BOOL) essential {
2481     return essential_;
2482 }
2483
2484 - (BOOL) broken {
2485     return [database_ cache][iterator_].InstBroken();
2486 }
2487
2488 - (BOOL) unfiltered {
2489     _profile(Package$unfiltered$obsolete)
2490         if (_unlikely(obsolete_))
2491             return false;
2492     _end
2493
2494     _profile(Package$unfiltered$hasSupportingRole)
2495         if (_unlikely(![self hasSupportingRole]))
2496             return false;
2497     _end
2498
2499     return true;
2500 }
2501
2502 - (BOOL) visible {
2503     if (![self unfiltered])
2504         return false;
2505
2506     NSString *section;
2507
2508     _profile(Package$visible$section)
2509         section = [self section];
2510     _end
2511
2512     _profile(Package$visible$isSectionVisible)
2513         if (section != nil && !isSectionVisible(section))
2514             return false;
2515     _end
2516
2517     return true;
2518 }
2519
2520 - (BOOL) half {
2521     unsigned char current(iterator_->CurrentState);
2522     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2523 }
2524
2525 - (BOOL) halfConfigured {
2526     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2527 }
2528
2529 - (BOOL) halfInstalled {
2530     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2531 }
2532
2533 - (BOOL) hasMode {
2534     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2535     return state.Mode != pkgDepCache::ModeKeep;
2536 }
2537
2538 - (NSString *) mode {
2539     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2540
2541     switch (state.Mode) {
2542         case pkgDepCache::ModeDelete:
2543             if ((state.iFlags & pkgDepCache::Purge) != 0)
2544                 return @"PURGE";
2545             else
2546                 return @"REMOVE";
2547         case pkgDepCache::ModeKeep:
2548             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2549                 return @"REINSTALL";
2550             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2551                 return nil;*/
2552             else
2553                 return nil;
2554         case pkgDepCache::ModeInstall:
2555             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2556                 return @"REINSTALL";
2557             else*/ switch (state.Status) {
2558                 case -1:
2559                     return @"DOWNGRADE";
2560                 case 0:
2561                     return @"INSTALL";
2562                 case 1:
2563                     return @"UPGRADE";
2564                 case 2:
2565                     return @"NEW_INSTALL";
2566                 _nodefault
2567             }
2568         _nodefault
2569     }
2570 }
2571
2572 - (NSString *) id {
2573     return id_;
2574 }
2575
2576 - (NSString *) name {
2577     return name_.empty() ? id_ : name_;
2578 }
2579
2580 - (UIImage *) icon {
2581     NSString *section = [self simpleSection];
2582
2583     UIImage *icon(nil);
2584     if (parsed_ != NULL)
2585         if (NSString *href = parsed_->icon_)
2586             if ([href hasPrefix:@"file:///"])
2587                 // XXX: correct escaping
2588                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2589     if (icon == nil) if (section != nil)
2590         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2591     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2592         if ([dicon hasPrefix:@"file:///"])
2593             // XXX: correct escaping
2594             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2595     if (icon == nil)
2596         icon = [UIImage applicationImageNamed:@"unknown.png"];
2597     return icon;
2598 }
2599
2600 - (NSString *) homepage {
2601     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2602 }
2603
2604 - (NSString *) depiction {
2605     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2606 }
2607
2608 - (Address *) sponsor {
2609     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2610 }
2611
2612 - (Address *) author {
2613     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2614 }
2615
2616 - (NSString *) support {
2617     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2618 }
2619
2620 - (NSArray *) files {
2621     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2622     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2623
2624     std::ifstream fin;
2625     fin.open([path UTF8String]);
2626     if (!fin.is_open())
2627         return nil;
2628
2629     std::string line;
2630     while (std::getline(fin, line))
2631         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2632
2633     return files;
2634 }
2635
2636 - (NSArray *) warnings {
2637     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2638     const char *name(iterator_.Name());
2639
2640     size_t length(strlen(name));
2641     if (length < 2) invalid:
2642         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2643     else for (size_t i(0); i != length; ++i)
2644         if (
2645             /* XXX: technically this is not allowed */
2646             (name[i] < 'A' || name[i] > 'Z') &&
2647             (name[i] < 'a' || name[i] > 'z') &&
2648             (name[i] < '0' || name[i] > '9') &&
2649             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2650         ) goto invalid;
2651
2652     if (strcmp(name, "cydia") != 0) {
2653         bool cydia = false;
2654         bool user = false;
2655         bool _private = false;
2656         bool stash = false;
2657
2658         bool repository = [[self section] isEqualToString:@"Repositories"];
2659
2660         if (NSArray *files = [self files])
2661             for (NSString *file in files)
2662                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2663                     cydia = true;
2664                 else if (!user && [file isEqualToString:@"/User"])
2665                     user = true;
2666                 else if (!_private && [file isEqualToString:@"/private"])
2667                     _private = true;
2668                 else if (!stash && [file isEqualToString:@"/var/stash"])
2669                     stash = true;
2670
2671         /* XXX: this is not sensitive enough. only some folders are valid. */
2672         if (cydia && !repository)
2673             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2674         if (user)
2675             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2676         if (_private)
2677             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2678         if (stash)
2679             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2680     }
2681
2682     return [warnings count] == 0 ? nil : warnings;
2683 }
2684
2685 - (NSArray *) applications {
2686     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2687
2688     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2689
2690     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2691     if (NSArray *files = [self files])
2692         for (NSString *file in files)
2693             if (application_r(file)) {
2694                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2695                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2696                 if ([id isEqualToString:me])
2697                     continue;
2698
2699                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2700                 if (display == nil)
2701                     display = application_r[1];
2702
2703                 NSString *bundle([file stringByDeletingLastPathComponent]);
2704                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2705                 if (icon == nil || [icon length] == 0)
2706                     icon = @"icon.png";
2707                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2708
2709                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2710                 [applications addObject:application];
2711
2712                 [application addObject:id];
2713                 [application addObject:display];
2714                 [application addObject:url];
2715             }
2716
2717     return [applications count] == 0 ? nil : applications;
2718 }
2719
2720 - (Source *) source {
2721     if (source_ == nil) {
2722         @synchronized (database_) {
2723             if ([database_ era] != era_ || file_.end())
2724                 source_ = (Source *) [NSNull null];
2725             else
2726                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2727         }
2728     }
2729
2730     return source_ == (Source *) [NSNull null] ? nil : source_;
2731 }
2732
2733 - (BOOL) matches:(NSString *)text {
2734     if (text == nil)
2735         return NO;
2736
2737     NSRange range;
2738
2739     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2740     if (range.location != NSNotFound)
2741         return YES;
2742
2743     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2744     if (range.location != NSNotFound)
2745         return YES;
2746
2747     [self parse];
2748
2749     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2750     if (range.location != NSNotFound)
2751         return YES;
2752
2753     return NO;
2754 }
2755
2756 - (bool) hasSupportingRole {
2757     if (role_ == 0)
2758         return true;
2759     if (role_ == 1)
2760         return true;
2761     if ([Role_ isEqualToString:@"User"])
2762         return false;
2763     if (role_ == 2)
2764         return true;
2765     if ([Role_ isEqualToString:@"Hacker"])
2766         return false;
2767     if (role_ == 3)
2768         return true;
2769     if ([Role_ isEqualToString:@"Developer"])
2770         return false;
2771     _assert(false);
2772 }
2773
2774 - (BOOL) hasTag:(NSString *)tag {
2775     return tags_ == nil ? NO : [tags_ containsObject:tag];
2776 }
2777
2778 - (NSString *) primaryPurpose {
2779     for (NSString *tag in tags_)
2780         if ([tag hasPrefix:@"purpose::"])
2781             return [tag substringFromIndex:9];
2782     return nil;
2783 }
2784
2785 - (NSArray *) purposes {
2786     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2787     for (NSString *tag in tags_)
2788         if ([tag hasPrefix:@"purpose::"])
2789             [purposes addObject:[tag substringFromIndex:9]];
2790     return [purposes count] == 0 ? nil : purposes;
2791 }
2792
2793 - (bool) isCommercial {
2794     return [self hasTag:@"cydia::commercial"];
2795 }
2796
2797 - (void) setIndex:(size_t)index {
2798     if (metadata_->index_ != index)
2799         metadata_->index_ = index;
2800 }
2801
2802 - (CYString &) cyname {
2803     return name_.empty() ? id_ : name_;
2804 }
2805
2806 - (uint32_t) compareBySection:(NSArray *)sections {
2807     NSString *section([self section]);
2808     for (size_t i(0), e([sections count]); i != e; ++i) {
2809         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2810             return i;
2811     }
2812
2813     return _not(uint32_t);
2814 }
2815
2816 - (void) clear {
2817 @synchronized (database_) {
2818     pkgProblemResolver *resolver = [database_ resolver];
2819     resolver->Clear(iterator_);
2820
2821     pkgCacheFile &cache([database_ cache]);
2822     cache->SetReInstall(iterator_, false);
2823     cache->MarkKeep(iterator_, false);
2824 } }
2825
2826 - (void) install {
2827 @synchronized (database_) {
2828     pkgProblemResolver *resolver = [database_ resolver];
2829     resolver->Clear(iterator_);
2830     resolver->Protect(iterator_);
2831
2832     pkgCacheFile &cache([database_ cache]);
2833     cache->SetReInstall(iterator_, false);
2834     cache->MarkInstall(iterator_, false);
2835
2836     pkgDepCache::StateCache &state((*cache)[iterator_]);
2837     if (!state.Install())
2838         cache->SetReInstall(iterator_, true);
2839 } }
2840
2841 - (void) remove {
2842 @synchronized (database_) {
2843     pkgProblemResolver *resolver = [database_ resolver];
2844     resolver->Clear(iterator_);
2845     resolver->Remove(iterator_);
2846     resolver->Protect(iterator_);
2847
2848     pkgCacheFile &cache([database_ cache]);
2849     cache->SetReInstall(iterator_, false);
2850     cache->MarkDelete(iterator_, true);
2851 } }
2852
2853 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2854     _profile(Package$isUnfilteredAndSearchedForBy)
2855         bool value(true);
2856
2857         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2858             value &= [self unfiltered];
2859         _end
2860
2861         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2862             value &= [self matches:search];
2863         _end
2864
2865         return value;
2866     _end
2867 }
2868
2869 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
2870     if ([search length] == 0)
2871         return false;
2872
2873     _profile(Package$isUnfilteredAndSelectedForBy)
2874         bool value(true);
2875
2876         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
2877             value &= [self unfiltered];
2878         _end
2879
2880         _profile(Package$isUnfilteredAndSelectedForBy$Match)
2881             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
2882         _end
2883
2884         return value;
2885     _end
2886 }
2887
2888 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
2889     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
2890 }
2891
2892 - (bool) isVisibleInSection:(NSString *)name {
2893     NSString *section([self section]);
2894
2895     return (
2896         name == nil ||
2897         section == nil && [name length] == 0 ||
2898         [name isEqualToString:section]
2899     ) && [self visible];
2900 }
2901
2902 - (bool) isVisibleInSource:(Source *)source {
2903     return [self source] == source && [self visible];
2904 }
2905
2906 @end
2907 /* }}} */
2908 /* Section Class {{{ */
2909 @interface Section : NSObject {
2910     NSString *name_;
2911     unichar index_;
2912     size_t row_;
2913     size_t count_;
2914     NSString *localized_;
2915 }
2916
2917 - (NSComparisonResult) compareByLocalized:(Section *)section;
2918 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2919 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2920 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2921 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2922 - (NSString *) name;
2923 - (unichar) index;
2924
2925 - (size_t) row;
2926 - (size_t) count;
2927
2928 - (void) addToRow;
2929 - (void) addToCount;
2930
2931 - (void) setCount:(size_t)count;
2932 - (NSString *) localized;
2933
2934 @end
2935
2936 @implementation Section
2937
2938 - (void) dealloc {
2939     [name_ release];
2940     if (localized_ != nil)
2941         [localized_ release];
2942     [super dealloc];
2943 }
2944
2945 - (NSComparisonResult) compareByLocalized:(Section *)section {
2946     NSString *lhs(localized_);
2947     NSString *rhs([section localized]);
2948
2949     /*if ([lhs length] != 0 && [rhs length] != 0) {
2950         unichar lhc = [lhs characterAtIndex:0];
2951         unichar rhc = [rhs characterAtIndex:0];
2952
2953         if (isalpha(lhc) && !isalpha(rhc))
2954             return NSOrderedAscending;
2955         else if (!isalpha(lhc) && isalpha(rhc))
2956             return NSOrderedDescending;
2957     }*/
2958
2959     return [lhs compare:rhs options:LaxCompareOptions_];
2960 }
2961
2962 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2963     if ((self = [self initWithName:name localize:NO]) != nil) {
2964         if (localized != nil)
2965             localized_ = [localized retain];
2966     } return self;
2967 }
2968
2969 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2970     return [self initWithName:name row:0 localize:localize];
2971 }
2972
2973 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2974     if ((self = [super init]) != nil) {
2975         name_ = [name retain];
2976         index_ = '\0';
2977         row_ = row;
2978         if (localize)
2979             localized_ = [LocalizeSection(name_) retain];
2980     } return self;
2981 }
2982
2983 /* XXX: localize the index thingees */
2984 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2985     if ((self = [super init]) != nil) {
2986         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2987         index_ = index;
2988         row_ = row;
2989     } return self;
2990 }
2991
2992 - (NSString *) name {
2993     return name_;
2994 }
2995
2996 - (unichar) index {
2997     return index_;
2998 }
2999
3000 - (size_t) row {
3001     return row_;
3002 }
3003
3004 - (size_t) count {
3005     return count_;
3006 }
3007
3008 - (void) addToRow {
3009     ++row_;
3010 }
3011
3012 - (void) addToCount {
3013     ++count_;
3014 }
3015
3016 - (void) setCount:(size_t)count {
3017     count_ = count;
3018 }
3019
3020 - (NSString *) localized {
3021     return localized_;
3022 }
3023
3024 @end
3025 /* }}} */
3026
3027 static NSString *Colon_;
3028 static NSString *Elision_;
3029 static NSString *Error_;
3030 static NSString *Warning_;
3031
3032 /* Database Implementation {{{ */
3033 @implementation Database
3034
3035 + (Database *) sharedInstance {
3036     static Database *instance;
3037     if (instance == nil)
3038         instance = [[Database alloc] init];
3039     return instance;
3040 }
3041
3042 - (unsigned) era {
3043     return era_;
3044 }
3045
3046 - (void) releasePackages {
3047     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3048     CFArrayRemoveAllValues(packages_);
3049 }
3050
3051 - (void) dealloc {
3052     // XXX: actually implement this thing
3053     _assert(false);
3054     if (deadSources_)
3055             CFRelease(deadSources_);
3056     [self releasePackages];
3057     apr_pool_destroy(pool_);
3058     NSRecycleZone(zone_);
3059     [super dealloc];
3060 }
3061
3062 - (void) _readCydia:(NSNumber *)fd { _pooled
3063     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3064     std::istream is(&ib);
3065     std::string line;
3066
3067     static Pcre finish_r("^finish:([^:]*)$");
3068
3069     while (std::getline(is, line)) {
3070         const char *data(line.c_str());
3071         size_t size = line.size();
3072         lprintf("C:%s\n", data);
3073
3074         if (finish_r(data, size)) {
3075             NSString *finish = finish_r[1];
3076             int index = [Finishes_ indexOfObject:finish];
3077             if (index != INT_MAX && index > Finish_)
3078                 Finish_ = index;
3079         }
3080     }
3081
3082     _assume(false);
3083 }
3084
3085 - (void) _readStatus:(NSNumber *)fd { _pooled
3086     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3087     std::istream is(&ib);
3088     std::string line;
3089
3090     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3091     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3092
3093     while (std::getline(is, line)) {
3094         const char *data(line.c_str());
3095         size_t size(line.size());
3096         lprintf("S:%s\n", data);
3097
3098         if (conffile_r(data, size)) {
3099             [delegate_ setConfigurationData:conffile_r[1]];
3100         } else if (strncmp(data, "status: ", 8) == 0) {
3101             NSString *string = [NSString stringWithUTF8String:(data + 8)];
3102             [delegate_ setProgressTitle:string];
3103         } else if (pmstatus_r(data, size)) {
3104             std::string type([pmstatus_r[1] UTF8String]);
3105             NSString *id = pmstatus_r[2];
3106
3107             float percent([pmstatus_r[3] floatValue]);
3108             [delegate_ setProgressPercent:(percent / 100)];
3109
3110             NSString *string = pmstatus_r[4];
3111
3112             if (type == "pmerror")
3113                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3114                     withObject:[NSArray arrayWithObjects:string, id, nil]
3115                     waitUntilDone:YES
3116                 ];
3117             else if (type == "pmstatus") {
3118                 [delegate_ setProgressTitle:string];
3119             } else if (type == "pmconffile")
3120                 [delegate_ setConfigurationData:string];
3121             else
3122                 lprintf("E:unknown pmstatus\n");
3123         } else
3124             lprintf("E:unknown status\n");
3125     }
3126
3127     _assume(false);
3128 }
3129
3130 - (void) _readOutput:(NSNumber *)fd { _pooled
3131     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3132     std::istream is(&ib);
3133     std::string line;
3134
3135     while (std::getline(is, line)) {
3136         lprintf("O:%s\n", line.c_str());
3137         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3138     }
3139
3140     _assume(false);
3141 }
3142
3143 - (FILE *) input {
3144     return input_;
3145 }
3146
3147 - (Package *) packageWithName:(NSString *)name {
3148 @synchronized (self) {
3149     if (static_cast<pkgDepCache *>(cache_) == NULL)
3150         return nil;
3151     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3152     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3153 } }
3154
3155 - (id) init {
3156     if ((self = [super init]) != nil) {
3157         policy_ = NULL;
3158         records_ = NULL;
3159         resolver_ = NULL;
3160         fetcher_ = NULL;
3161         lock_ = NULL;
3162
3163         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3164         apr_pool_create(&pool_, NULL);
3165
3166         size_t capacity(MetaFile_->active_);
3167         if (capacity == 0)
3168             capacity = 16384;
3169         else
3170             capacity += 1024;
3171
3172         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3173         deadSources_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
3174
3175         int fds[2];
3176
3177         _assert(pipe(fds) != -1);
3178         cydiafd_ = fds[1];
3179
3180         _config->Set("APT::Keep-Fds::", cydiafd_);
3181         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3182
3183         [NSThread
3184             detachNewThreadSelector:@selector(_readCydia:)
3185             toTarget:self
3186             withObject:[NSNumber numberWithInt:fds[0]]
3187         ];
3188
3189         _assert(pipe(fds) != -1);
3190         statusfd_ = fds[1];
3191
3192         [NSThread
3193             detachNewThreadSelector:@selector(_readStatus:)
3194             toTarget:self
3195             withObject:[NSNumber numberWithInt:fds[0]]
3196         ];
3197
3198         _assert(pipe(fds) != -1);
3199         _assert(dup2(fds[0], 0) != -1);
3200         _assert(close(fds[0]) != -1);
3201
3202         input_ = fdopen(fds[1], "a");
3203
3204         _assert(pipe(fds) != -1);
3205         _assert(dup2(fds[1], 1) != -1);
3206         _assert(close(fds[1]) != -1);
3207
3208         [NSThread
3209             detachNewThreadSelector:@selector(_readOutput:)
3210             toTarget:self
3211             withObject:[NSNumber numberWithInt:fds[0]]
3212         ];
3213     } return self;
3214 }
3215
3216 - (pkgCacheFile &) cache {
3217     return cache_;
3218 }
3219
3220 - (pkgDepCache::Policy *) policy {
3221     return policy_;
3222 }
3223
3224 - (pkgRecords *) records {
3225     return records_;
3226 }
3227
3228 - (pkgProblemResolver *) resolver {
3229     return resolver_;
3230 }
3231
3232 - (pkgAcquire &) fetcher {
3233     return *fetcher_;
3234 }
3235
3236 - (pkgSourceList &) list {
3237     return *list_;
3238 }
3239
3240 - (NSArray *) packages {
3241     return (NSArray *) packages_;
3242 }
3243
3244 - (NSArray *) sources {
3245     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3246     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3247         [sources addObject:i->second];
3248     [sources addObjectsFromArray:(NSArray *)deadSources_];
3249     return sources;
3250 }
3251
3252 - (Source *) sourceWithKey:(NSString *)key {
3253     for (Source *source in [self sources]) {
3254         if ([[source key] isEqualToString:key])
3255             return source;
3256     } return nil;
3257 }
3258
3259 - (bool) popErrorWithTitle:(NSString *)title {
3260     bool fatal(false);
3261     std::string message;
3262
3263     while (!_error->empty()) {
3264         std::string error;
3265         bool warning(!_error->PopMessage(error));
3266         if (!warning)
3267             fatal = true;
3268         for (;;) {
3269             size_t size(error.size());
3270             if (size == 0 || error[size - 1] != '\n')
3271                 break;
3272             error.resize(size - 1);
3273         }
3274         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3275
3276         if (!message.empty())
3277             message += "\n\n";
3278         message += error;
3279     }
3280
3281     if (fatal && !message.empty())
3282         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3283
3284     return fatal;
3285 }
3286
3287 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3288     return [self popErrorWithTitle:title] || !success;
3289 }
3290
3291 - (void) reloadData { CYPoolStart() {
3292 @synchronized (self) {
3293     ++era_;
3294
3295     [self releasePackages];
3296
3297     sources_.clear();
3298     CFArrayRemoveAllValues(deadSources_);
3299
3300     _error->Discard();
3301
3302     delete list_;
3303     list_ = NULL;
3304     manager_ = NULL;
3305     delete lock_;
3306     lock_ = NULL;
3307     delete fetcher_;
3308     fetcher_ = NULL;
3309     delete resolver_;
3310     resolver_ = NULL;
3311     delete records_;
3312     records_ = NULL;
3313     delete policy_;
3314     policy_ = NULL;
3315
3316     cache_.Close();
3317
3318     apr_pool_clear(pool_);
3319
3320     NSRecycleZone(zone_);
3321     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3322
3323     int chk(creat("/tmp/cydia.chk", 0644));
3324     if (chk != -1)
3325         close(chk);
3326
3327     NSString *title(UCLocalize("DATABASE"));
3328
3329     _trace();
3330     while (!cache_.Open(progress_, true)) { pop:
3331         std::string error;
3332         bool warning(!_error->PopMessage(error));
3333         lprintf("cache_.Open():[%s]\n", error.c_str());
3334
3335         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3336             [delegate_ repairWithSelector:@selector(configure)];
3337         else if (error == "The package lists or status file could not be parsed or opened.")
3338             [delegate_ repairWithSelector:@selector(update)];
3339         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3340         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3341             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3342         // else if (error == "The list of sources could not be read.")
3343         else {
3344             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3345             return;
3346         }
3347
3348         if (warning)
3349             goto pop;
3350         _error->Discard();
3351     }
3352     _trace();
3353
3354     unlink("/tmp/cydia.chk");
3355
3356     now_ = [[NSDate date] timeIntervalSince1970];
3357
3358     policy_ = new pkgDepCache::Policy();
3359     records_ = new pkgRecords(cache_);
3360     resolver_ = new pkgProblemResolver(cache_);
3361     fetcher_ = new pkgAcquire(&status_);
3362     lock_ = NULL;
3363
3364     list_ = new pkgSourceList();
3365     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3366         return;
3367
3368     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3369         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3370         return;
3371     }
3372
3373     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3374         return;
3375
3376     if (cache_->BrokenCount() != 0) {
3377         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3378             return;
3379
3380         if (cache_->BrokenCount() != 0) {
3381             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3382             return;
3383         }
3384
3385         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3386             return;
3387     }
3388
3389     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3390         bool found = false;
3391         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3392         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3393             // XXX: this could be more intelligent
3394             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3395                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3396                 if (!cached.end()) {
3397                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3398                     found = true;
3399                 }
3400             }
3401         if (!found)
3402             CFArrayAppendValue(deadSources_, [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3403     }
3404
3405     {
3406         /*std::vector<Package *> packages;
3407         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3408         [packages_ release];
3409         packages_ = nil;*/
3410
3411         _trace();
3412
3413         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3414             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3415                 //packages.push_back(package);
3416                 CFArrayAppendValue(packages_, [package retain]);
3417
3418         _trace();
3419
3420         /*if (packages.empty())
3421             packages_ = [[NSArray alloc] init];
3422         else
3423             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3424         _trace();*/
3425
3426         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3427         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3428         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3429
3430         /*_trace();
3431         PrintTimes();
3432         _trace();*/
3433
3434         _trace();
3435
3436         /*if (!packages.empty())
3437             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3438         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3439
3440         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3441
3442         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3443
3444         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3445
3446         _trace();
3447
3448         size_t count(CFArrayGetCount(packages_));
3449         MetaFile_->active_ = count;
3450
3451         for (size_t index(0); index != count; ++index)
3452             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3453
3454         _trace();
3455     }
3456 } } CYPoolEnd() _trace(); }
3457
3458 - (void) clear {
3459 @synchronized (self) {
3460     delete resolver_;
3461     resolver_ = new pkgProblemResolver(cache_);
3462
3463     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3464         if (!cache_[iterator].Keep())
3465             cache_->MarkKeep(iterator, false);
3466         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3467             cache_->SetReInstall(iterator, false);
3468 } }
3469
3470 - (void) configure {
3471     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3472     _trace();
3473     system([dpkg UTF8String]);
3474     _trace();
3475 }
3476
3477 - (bool) clean {
3478     // XXX: I don't remember this condition
3479     if (lock_ != NULL)
3480         return false;
3481
3482     FileFd Lock;
3483     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3484
3485     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3486
3487     if ([self popErrorWithTitle:title])
3488         return false;
3489
3490     pkgAcquire fetcher;
3491     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3492
3493     class LogCleaner :
3494         public pkgArchiveCleaner
3495     {
3496       protected:
3497         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3498             unlink(File);
3499         }
3500     } cleaner;
3501
3502     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3503         return false;
3504
3505     return true;
3506 }
3507
3508 - (bool) prepare {
3509     fetcher_->Shutdown();
3510
3511     pkgRecords records(cache_);
3512
3513     lock_ = new FileFd();
3514     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3515
3516     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3517
3518     if ([self popErrorWithTitle:title])
3519         return false;
3520
3521     pkgSourceList list;
3522     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3523         return false;
3524
3525     manager_ = (_system->CreatePM(cache_));
3526     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3527         return false;
3528
3529     return true;
3530 }
3531
3532 - (void) perform {
3533     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3534
3535     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3536         pkgSourceList list;
3537         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3538             return;
3539         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3540             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3541     }
3542
3543     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3544         _trace();
3545         return;
3546     }
3547
3548     [CydiaApp retainNetworkActivityIndicator];
3549
3550     bool failed = false;
3551     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3552         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3553             continue;
3554         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3555             continue;
3556
3557         std::string uri = (*item)->DescURI();
3558         std::string error = (*item)->ErrorText;
3559
3560         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3561         failed = true;
3562
3563         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3564             withObject:[NSArray arrayWithObjects:
3565                 [NSString stringWithUTF8String:error.c_str()],
3566             nil]
3567             waitUntilDone:YES
3568         ];
3569     }
3570
3571     [CydiaApp releaseNetworkActivityIndicator];
3572
3573     if (failed) {
3574         _trace();
3575         return;
3576     }
3577
3578     _system->UnLock();
3579     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3580
3581     if (_error->PendingError()) {
3582         _trace();
3583         return;
3584     }
3585
3586     if (result == pkgPackageManager::Failed) {
3587         _trace();
3588         return;
3589     }
3590
3591     if (result != pkgPackageManager::Completed) {
3592         _trace();
3593         return;
3594     }
3595
3596     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3597         pkgSourceList list;
3598         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3599             return;
3600         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3601             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3602     }
3603
3604     if (![before isEqualToArray:after])
3605         [self update];
3606 }
3607
3608 - (bool) upgrade {
3609     NSString *title(UCLocalize("UPGRADE"));
3610     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3611         return false;
3612     return true;
3613 }
3614
3615 - (void) update {
3616     [self updateWithStatus:status_];
3617 }
3618
3619 - (void) updateWithStatus:(Status &)status {
3620     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3621     NSString *title(UCLocalize("REFRESHING_DATA"));
3622
3623     pkgSourceList list;
3624     if (!list.ReadMainList())
3625         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3626
3627     FileFd lock;
3628     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3629     if ([self popErrorWithTitle:title])
3630         return;
3631
3632     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3633         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3634         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3635
3636     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3637     Changed_ = true;
3638 }
3639
3640 - (void) setDelegate:(id)delegate {
3641     delegate_ = delegate;
3642     status_.setDelegate(delegate);
3643     progress_.setDelegate(delegate);
3644 }
3645
3646 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3647     SourceMap::const_iterator i(sources_.find(file->ID));
3648     return i == sources_.end() ? nil : i->second;
3649 }
3650
3651 - (NSString *) mappedSectionForPointer:(const char *)section {
3652     _H<NSString> *mapped;
3653
3654     _profile(Database$mappedSectionForPointer$Cache)
3655         mapped = &sections_[section];
3656     _end
3657
3658     if (*mapped == NULL) {
3659         size_t length(strlen(section));
3660         char spaced[length + 1];
3661
3662         _profile(Database$mappedSectionForPointer$Replace)
3663             for (size_t index(0); index != length; ++index)
3664                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3665             spaced[length] = '\0';
3666         _end
3667
3668         NSString *string;
3669
3670         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3671             string = [NSString stringWithUTF8String:spaced];
3672         _end
3673
3674         _profile(Database$mappedSectionForPointer$Map)
3675             string = [SectionMap_ objectForKey:string] ?: string;
3676         _end
3677
3678         *mapped = string;
3679     } return *mapped;
3680 }
3681
3682 @end
3683 /* }}} */
3684
3685 /* Web Scripting {{{ */
3686 @interface CydiaObject : NSObject {
3687     id indirect_;
3688     _transient id delegate_;
3689 }
3690
3691 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3692 @end
3693
3694 @implementation CydiaObject
3695
3696 - (void) dealloc {
3697     [indirect_ release];
3698     [super dealloc];
3699 }
3700
3701 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3702     if ((self = [super init]) != nil) {
3703         indirect_ = [indirect retain];
3704     } return self;
3705 }
3706
3707 - (void) setDelegate:(id)delegate {
3708     delegate_ = delegate;
3709 }
3710
3711 + (NSArray *) _attributeKeys {
3712     return [NSArray arrayWithObjects:
3713         @"device",
3714         @"firewire",
3715         @"imei",
3716         @"mac",
3717         @"serial",
3718     nil];
3719 }
3720
3721 - (NSArray *) attributeKeys {
3722     return [[self class] _attributeKeys];
3723 }
3724
3725 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3726     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3727 }
3728
3729 - (NSString *) device {
3730     return [[UIDevice currentDevice] uniqueIdentifier];
3731 }
3732
3733 #if 0 // XXX: implement!
3734 - (NSString *) mac {
3735     if (![indirect_ promptForSensitive:@"Mac Address"])
3736         return nil;
3737 }
3738
3739 - (NSString *) serial {
3740     if (![indirect_ promptForSensitive:@"Serial #"])
3741         return nil;
3742 }
3743
3744 - (NSString *) firewire {
3745     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3746         return nil;
3747 }
3748
3749 - (NSString *) imei {
3750     if (![indirect_ promptForSensitive:@"IMEI"])
3751         return nil;
3752 }
3753 #endif
3754
3755 + (NSString *) webScriptNameForSelector:(SEL)selector {
3756     if (false);
3757     else if (selector == @selector(close))
3758         return @"close";
3759     else if (selector == @selector(du:))
3760         return @"du";
3761     else if (selector == @selector(stringWithFormat:arguments:))
3762         return @"format";
3763     else if (selector == @selector(getInstalledPackages))
3764         return @"getInstalledPackages";
3765     else if (selector == @selector(getPackageById:))
3766         return @"getPackageById";
3767     else if (selector == @selector(installPackages:))
3768         return @"installPackages";
3769     else if (selector == @selector(localizedStringForKey:value:table:))
3770         return @"localize";
3771     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3772         return @"setButtonImage";
3773     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3774         return @"setButtonTitle";
3775     else if (selector == @selector(setPopupHook:))
3776         return @"setPopupHook";
3777     else if (selector == @selector(setSpecial:))
3778         return @"setSpecial";
3779     else if (selector == @selector(setToken:))
3780         return @"setToken";
3781     else if (selector == @selector(setViewportWidth:))
3782         return @"setViewportWidth";
3783     else if (selector == @selector(statfs:))
3784         return @"statfs";
3785     else if (selector == @selector(supports:))
3786         return @"supports";
3787     else
3788         return nil;
3789 }
3790
3791 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3792     return [self webScriptNameForSelector:selector] == nil;
3793 }
3794
3795 - (BOOL) supports:(NSString *)feature {
3796     return [feature isEqualToString:@"window.open"];
3797 }
3798
3799 - (NSArray *) getInstalledPackages {
3800     NSArray *packages([[Database sharedInstance] packages]);
3801     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3802     for (Package *package in packages)
3803         if ([package installed] != nil)
3804             [installed addObject:package];
3805     return installed;
3806 }
3807
3808 - (Package *) getPackageById:(NSString *)id {
3809     Package *package([[Database sharedInstance] packageWithName:id]);
3810     [package parse];
3811     return package;
3812 }
3813
3814 - (NSArray *) statfs:(NSString *)path {
3815     struct statfs stat;
3816
3817     if (path == nil || statfs([path UTF8String], &stat) == -1)
3818         return nil;
3819
3820     return [NSArray arrayWithObjects:
3821         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3822         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3823         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3824     nil];
3825 }
3826
3827 - (NSNumber *) du:(NSString *)path {
3828     NSNumber *value(nil);
3829
3830     int fds[2];
3831     _assert(pipe(fds) != -1);
3832
3833     pid_t pid(ExecFork());
3834     if (pid == 0) {
3835         _assert(dup2(fds[1], 1) != -1);
3836         _assert(close(fds[0]) != -1);
3837         _assert(close(fds[1]) != -1);
3838         /* XXX: this should probably not use du */
3839         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3840         exit(1);
3841         _assert(false);
3842     }
3843
3844     _assert(close(fds[1]) != -1);
3845
3846     if (FILE *du = fdopen(fds[0], "r")) {
3847         char line[1024];
3848         while (fgets(line, sizeof(line), du) != NULL) {
3849             size_t length(strlen(line));
3850             while (length != 0 && line[length - 1] == '\n')
3851                 line[--length] = '\0';
3852             if (char *tab = strchr(line, '\t')) {
3853                 *tab = '\0';
3854                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3855             }
3856         }
3857
3858         fclose(du);
3859     } else _assert(close(fds[0]));
3860
3861     int status;
3862   wait:
3863     if (waitpid(pid, &status, 0) == -1)
3864         if (errno == EINTR)
3865             goto wait;
3866         else _assert(false);
3867
3868     return value;
3869 }
3870
3871 - (void) close {
3872     [indirect_ close];
3873 }
3874
3875 - (void) installPackages:(NSArray *)packages {
3876     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
3877 }
3878
3879 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3880     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3881 }
3882
3883 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3884     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3885 }
3886
3887 - (void) setSpecial:(id)function {
3888     [indirect_ setSpecial:function];
3889 }
3890
3891 - (void) setToken:(NSString *)token {
3892     if (Token_ != nil)
3893         [Token_ release];
3894     Token_ = [token retain];
3895
3896     [Metadata_ setObject:Token_ forKey:@"Token"];
3897     Changed_ = true;
3898 }
3899
3900 - (void) setPopupHook:(id)function {
3901     [indirect_ setPopupHook:function];
3902 }
3903
3904 - (void) setViewportWidth:(float)width {
3905     [indirect_ setViewportWidth:width];
3906 }
3907
3908 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3909     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3910     unsigned count([arguments count]);
3911     id values[count];
3912     for (unsigned i(0); i != count; ++i)
3913         values[i] = [arguments objectAtIndex:i];
3914     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3915 }
3916
3917 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3918     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3919         value = nil;
3920     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3921         table = nil;
3922     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3923 }
3924
3925 @end
3926 /* }}} */
3927
3928 /* @ Loading... Indicator {{{ */
3929 @interface CYLoadingIndicator : UIView {
3930     UIActivityIndicatorView *spinner_;
3931     UILabel *label_;
3932     UIView *container_;
3933 }
3934
3935 @property (readonly, nonatomic) UILabel *label;
3936 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
3937
3938 @end
3939
3940 @implementation CYLoadingIndicator
3941
3942 - (id)initWithFrame:(CGRect)frame {
3943     if ((self = [super initWithFrame:frame])) {
3944         container_ = [[[UIView alloc] init] autorelease];
3945         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
3946
3947         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
3948         [spinner_ startAnimating];
3949         [container_ addSubview:spinner_];
3950
3951         label_ = [[[UILabel alloc] init] autorelease];
3952         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
3953         [label_ setBackgroundColor:[UIColor clearColor]];
3954         [label_ setTextColor:[UIColor blackColor]];
3955         [label_ setShadowColor:[UIColor whiteColor]];
3956         [label_ setShadowOffset:CGSizeMake(0, 1)];
3957         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
3958         [container_ addSubview:label_];
3959
3960         CGSize viewsize = frame.size;
3961         CGSize spinnersize = [spinner_ bounds].size;
3962         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
3963         float bothwidth = spinnersize.width + textsize.width + 5.0f;
3964
3965         CGRect containrect = {
3966             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
3967             CGSizeMake(bothwidth, spinnersize.height)
3968         };
3969         CGRect textrect = {
3970             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
3971             textsize
3972         };
3973         CGRect spinrect = {
3974             CGPointZero,
3975             spinnersize
3976         };
3977
3978         [container_ setFrame:containrect];
3979         [spinner_ setFrame:spinrect];
3980         [label_ setFrame:textrect];
3981         [self addSubview:container_];
3982     }
3983
3984     return self;
3985 }
3986
3987 - (UILabel *)label { return label_; }
3988 - (UIActivityIndicatorView *)activityIndicatorView { return spinner_; }
3989
3990 @end
3991 /* }}} */
3992 /* Emulated Loading Controller {{{ */
3993 @interface CYEmulatedLoadingController : CYViewController <
3994     ProgressDelegate,
3995     ConfigurationDelegate
3996 > {
3997     _transient Database *database_;
3998     CYLoadingIndicator *indicator_;
3999     UITabBar *tabbar_;
4000     UINavigationBar *navbar_;
4001 }
4002 @end
4003
4004 @implementation CYEmulatedLoadingController
4005
4006 - (void) dealloc {
4007     [self releaseSubviews];
4008     [database_ setDelegate:nil];
4009
4010     [super dealloc];
4011 }
4012
4013 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4014     CYAlertView *sheet([[[CYAlertView alloc]
4015         initWithTitle:title
4016         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4017         defaultButtonIndex:0
4018     ] autorelease]);
4019
4020     [sheet setMessage:error];
4021     [sheet yieldToPopupAlertAnimated:YES];
4022     [sheet dismiss];
4023 }
4024
4025 - (void) setProgressTitle:(NSString *)title { }
4026 - (void) setProgressPercent:(float)percent { }
4027 - (void) startProgress { }
4028 - (void) addProgressOutput:(NSString *)output { }
4029 - (bool) isCancelling:(size_t)received { return NO; }
4030 - (void) setConfigurationData:(NSString *)data { }
4031
4032 - (void) repairWithSelector:(SEL)selector {
4033     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4034     [database_ performSelector:selector];
4035     sleep(10);
4036     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4037 }
4038
4039 - (id) initWithDatabase:(Database *)database {
4040     if ((self = [super init])) {
4041         database_ = database;
4042         [database_ setDelegate:self];
4043     } return self;
4044 }
4045
4046 - (void) loadView {
4047     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4048     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4049
4050     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4051     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4052     [[self view] addSubview:indicator_];
4053
4054     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4055     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4056     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4057     [[self view] addSubview:tabbar_];
4058
4059     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4060     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4061     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4062     [[self view] addSubview:navbar_];
4063 }
4064
4065 - (void) releaseSubviews {
4066     [indicator_ release];
4067     indicator_ = nil;
4068
4069     [tabbar_ release];
4070     tabbar_ = nil;
4071
4072     [navbar_ release];
4073     navbar_ = nil;
4074 }
4075
4076 @end
4077 /* }}} */
4078
4079 /* Cydia Browser Controller {{{ */
4080 @interface CYBrowserController : BrowserController {
4081     CydiaObject *cydia_;
4082 }
4083
4084 @end
4085
4086 @implementation CYBrowserController
4087
4088 - (void) dealloc {
4089     [cydia_ release];
4090     [super dealloc];
4091 }
4092
4093 - (NSURL *) navigationURL {
4094     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4095 }
4096
4097 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4098 }
4099
4100 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4101     [super webView:view didClearWindowObject:window forFrame:frame];
4102
4103     WebDataSource *source([frame dataSource]);
4104     NSURLResponse *response([source response]);
4105
4106     NSURL *url([response URL]);
4107     NSString *scheme([url scheme]);
4108     NSString *host([url host]);
4109
4110     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4111         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4112         NSDictionary *headers([http allHeaderFields]);
4113         [self setHeaders:headers forHost:host];
4114     }
4115
4116     if (
4117         [host isEqualToString:@"cydia.saurik.com"] ||
4118         [host hasSuffix:@".cydia.saurik.com"] ||
4119         [scheme isEqualToString:@"file"]
4120     )
4121         [window setValue:cydia_ forKey:@"cydia"];
4122 }
4123
4124 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4125     if (System_ != NULL)
4126         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4127     if (Machine_ != NULL)
4128         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4129     if (Token_ != nil)
4130         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4131     if (Role_ != nil)
4132         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4133 }
4134
4135 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4136     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4137     [self _setMoreHeaders:copy];
4138     return copy;
4139 }
4140
4141 - (void) setDelegate:(id)delegate {
4142     [super setDelegate:delegate];
4143     [cydia_ setDelegate:delegate];
4144 }
4145
4146 - (id) init {
4147     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4148         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4149
4150         WebView *webview([[webview_ _documentView] webView]);
4151
4152         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4153
4154         NSString *application = package == nil ? @"Cydia" : [NSString
4155             stringWithFormat:@"Cydia/%@",
4156             [package installed]
4157         ];
4158
4159         if (Safari_ != nil)
4160             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4161         if (Build_ != nil)
4162             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4163         if (Product_ != nil)
4164             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4165
4166         [webview setApplicationNameForUserAgent:application];
4167     } return self;
4168 }
4169
4170 @end
4171 /* }}} */
4172
4173 // CydiaScript {{{
4174 @interface NSObject (CydiaScript)
4175 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4176 @end
4177
4178 @implementation NSObject (CydiaScript)
4179
4180 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4181     return self;
4182 }
4183
4184 @end
4185
4186 @implementation NSArray (CydiaScript)
4187
4188 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4189     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4190     for (size_t i(0), e([self count]); i != e; ++i)
4191         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4192     return object;
4193 }
4194
4195 @end
4196
4197 @implementation NSDictionary (CydiaScript)
4198
4199 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4200     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4201     for (id i in self)
4202         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4203     return object;
4204 }
4205
4206 @end
4207 // }}}
4208
4209 /* Confirmation Controller {{{ */
4210 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4211     if (!iterator.end())
4212         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4213             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4214                 continue;
4215             pkgCache::PkgIterator package(dep.TargetPkg());
4216             if (package.end())
4217                 continue;
4218             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4219                 return true;
4220         }
4221
4222     return false;
4223 }
4224
4225 @protocol ConfirmationControllerDelegate
4226 - (void) cancelAndClear:(bool)clear;
4227 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4228 - (void) queue;
4229 @end
4230
4231 @interface ConfirmationController : CYBrowserController {
4232     _transient Database *database_;
4233
4234     UIAlertView *essential_;
4235
4236     NSDictionary *changes_;
4237     NSMutableArray *issues_;
4238     NSDictionary *sizes_;
4239
4240     BOOL substrate_;
4241 }
4242
4243 - (id) initWithDatabase:(Database *)database;
4244
4245 @end
4246
4247 @implementation ConfirmationController
4248
4249 - (void) dealloc {
4250     [changes_ release];
4251     [issues_ release];
4252     [sizes_ release];
4253
4254     if (essential_ != nil)
4255         [essential_ release];
4256
4257     [super dealloc];
4258 }
4259
4260 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4261     NSString *context([alert context]);
4262
4263     if ([context isEqualToString:@"remove"]) {
4264         if (button == [alert cancelButtonIndex]) {
4265             [self dismissModalViewControllerAnimated:YES];
4266         } else if (button == [alert firstOtherButtonIndex]) {
4267             if (substrate_)
4268                 Finish_ = 2;
4269             [delegate_ confirmWithNavigationController:[self navigationController]];
4270         }
4271
4272         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4273     } else if ([context isEqualToString:@"unable"]) {
4274         [self dismissModalViewControllerAnimated:YES];
4275         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4276     } else {
4277         [super alertView:alert clickedButtonAtIndex:button];
4278     }
4279 }
4280
4281 - (void) _doContinue {
4282     [self dismissModalViewControllerAnimated:YES];
4283     [delegate_ cancelAndClear:NO];
4284 }
4285
4286 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4287     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4288     return nil;
4289 }
4290
4291 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4292     [super webView:view didClearWindowObject:window forFrame:frame];
4293
4294     [window setValue:[changes_ Cydia$webScriptObjectInContext:window] forKey:@"changes"];
4295     [window setValue:[issues_ Cydia$webScriptObjectInContext:window] forKey:@"issues"];
4296     [window setValue:[sizes_ Cydia$webScriptObjectInContext:window] forKey:@"sizes"];
4297
4298     [window setValue:self forKey:@"queue"];
4299 }
4300
4301 - (id) initWithDatabase:(Database *)database {
4302     if ((self = [super init]) != nil) {
4303         database_ = database;
4304
4305         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4306         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4307         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4308         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4309         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4310
4311         bool remove(false);
4312
4313         pkgCacheFile &cache([database_ cache]);
4314         NSArray *packages([database_ packages]);
4315         pkgDepCache::Policy *policy([database_ policy]);
4316
4317         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4318
4319         for (Package *package in packages) {
4320             pkgCache::PkgIterator iterator([package iterator]);
4321             NSString *name([package id]);
4322
4323             if ([package broken]) {
4324                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4325
4326                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4327                     name, @"package",
4328                     reasons, @"reasons",
4329                 nil]];
4330
4331                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4332                 if (ver.end())
4333                     continue;
4334
4335                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4336                     pkgCache::DepIterator start;
4337                     pkgCache::DepIterator end;
4338                     dep.GlobOr(start, end); // ++dep
4339
4340                     if (!cache->IsImportantDep(end))
4341                         continue;
4342                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4343                         continue;
4344
4345                     _forever {
4346                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4347
4348                         pkgCache::PkgIterator target(start.TargetPkg());
4349                         if (target->ProvidesList != 0)
4350                             reason = @"missing";
4351                         else {
4352                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4353                             if (!ver.end()) {
4354                                 reason = @"installed";
4355                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4356                             } else if (!cache[target].CandidateVerIter(cache).end())
4357                                 reason = @"uninstalled";
4358                             else if (target->ProvidesList == 0)
4359                                 reason = @"uninstallable";
4360                             else
4361                                 reason = @"virtual";
4362                         }
4363
4364                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4365                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4366                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4367                         nil]);
4368
4369                         [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4370                             [NSString stringWithUTF8String:start.DepType()], @"relation",
4371                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4372                             version, @"version",
4373                             reason, @"reason",
4374                             installed, @"installed",
4375                         nil]];
4376
4377                         // yes, seriously. (wtf?)
4378                         if (start == end)
4379                             break;
4380                         ++start;
4381                     }
4382                 }
4383             }
4384
4385             pkgDepCache::StateCache &state(cache[iterator]);
4386
4387             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4388
4389             if (state.NewInstall())
4390                 [installs addObject:name];
4391             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4392                 [reinstalls addObject:name];
4393             else if (state.Upgrade())
4394                 [upgrades addObject:name];
4395             else if (state.Downgrade())
4396                 [downgrades addObject:name];
4397             else if (!state.Delete())
4398                 continue;
4399             else if (special_r(name))
4400                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4401                     [NSNull null], @"package",
4402                     [NSArray arrayWithObjects:
4403                         [NSDictionary dictionaryWithObjectsAndKeys:
4404                             @"Conflicts", @"relation",
4405                             name, @"package",
4406                             [NSNull null], @"version",
4407                             @"installed", @"reason",
4408                         nil],
4409                     nil], @"reasons",
4410                 nil]];
4411             else {
4412                 if ([package essential])
4413                     remove = true;
4414                 [removes addObject:name];
4415             }
4416
4417             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4418             substrate_ |= DepSubstrate(iterator.CurrentVer());
4419         }
4420
4421         if (!remove)
4422             essential_ = nil;
4423         else if (Advanced_) {
4424             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4425
4426             essential_ = [[UIAlertView alloc]
4427                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4428                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4429                 delegate:self
4430                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4431                 otherButtonTitles:
4432                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4433                 nil
4434             ];
4435
4436             [essential_ setContext:@"remove"];
4437         } else {
4438             essential_ = [[UIAlertView alloc]
4439                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4440                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4441                 delegate:self
4442                 cancelButtonTitle:UCLocalize("OKAY")
4443                 otherButtonTitles:nil
4444             ];
4445
4446             [essential_ setContext:@"unable"];
4447         }
4448
4449         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4450             installs, @"installs",
4451             reinstalls, @"reinstalls",
4452             upgrades, @"upgrades",
4453             downgrades, @"downgrades",
4454             removes, @"removes",
4455         nil];
4456
4457         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4458             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4459             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4460         nil];
4461
4462         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4463
4464         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4465             initWithTitle:UCLocalize("CANCEL")
4466             style:UIBarButtonItemStylePlain
4467             target:self
4468             action:@selector(cancelButtonClicked)
4469         ] autorelease]];
4470     } return self;
4471 }
4472
4473 #if !AlwaysReload
4474 - (void) applyRightButton {
4475     if ([issues_ count] == 0 && ![self isLoading])
4476         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4477             initWithTitle:UCLocalize("CONFIRM")
4478             style:UIBarButtonItemStyleDone
4479             target:self
4480             action:@selector(confirmButtonClicked)
4481         ] autorelease]];
4482     else
4483         [[self navigationItem] setRightBarButtonItem:nil];
4484 }
4485 #endif
4486
4487 - (void) cancelButtonClicked {
4488     [self dismissModalViewControllerAnimated:YES];
4489     [delegate_ cancelAndClear:YES];
4490 }
4491
4492 #if !AlwaysReload
4493 - (void) confirmButtonClicked {
4494     if (essential_ != nil)
4495         [essential_ show];
4496     else {
4497         if (substrate_)
4498             Finish_ = 2;
4499         [delegate_ confirmWithNavigationController:[self navigationController]];
4500     }
4501 }
4502 #endif
4503
4504 @end
4505 /* }}} */
4506
4507 /* Progress Data {{{ */
4508 @interface ProgressData : NSObject {
4509     SEL selector_;
4510     // XXX: should these really both be _transient?
4511     _transient id target_;
4512     _transient id object_;
4513 }
4514
4515 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4516
4517 - (SEL) selector;
4518 - (id) target;
4519 - (id) object;
4520 @end
4521
4522 @implementation ProgressData
4523
4524 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4525     if ((self = [super init]) != nil) {
4526         selector_ = selector;
4527         target_ = target;
4528         object_ = object;
4529     } return self;
4530 }
4531
4532 - (SEL) selector {
4533     return selector_;
4534 }
4535
4536 - (id) target {
4537     return target_;
4538 }
4539
4540 - (id) object {
4541     return object_;
4542 }
4543
4544 @end
4545 /* }}} */
4546 /* Progress Controller {{{ */
4547 @interface ProgressController : CYViewController <
4548     ConfigurationDelegate,
4549     ProgressDelegate
4550 > {
4551     _transient Database *database_;
4552     UIProgressBar *progress_;
4553     UITextView *output_;
4554     UITextLabel *status_;
4555     UIPushButton *close_;
4556     BOOL running_;
4557     SHA1SumValue springlist_;
4558     SHA1SumValue notifyconf_;
4559     NSString *title_;
4560 }
4561
4562 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4563
4564 - (void) _retachThread;
4565 - (void) _detachNewThreadData:(ProgressData *)data;
4566 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4567
4568 - (BOOL) isRunning;
4569
4570 @end
4571
4572 @protocol ProgressControllerDelegate
4573 - (void) progressControllerIsComplete:(ProgressController *)sender;
4574 @end
4575
4576 @implementation ProgressController
4577
4578 - (void) dealloc {
4579     [database_ setDelegate:nil];
4580     [progress_ release];
4581     [output_ release];
4582     [status_ release];
4583     [close_ release];
4584     if (title_ != nil)
4585         [title_ release];
4586     [super dealloc];
4587 }
4588
4589 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4590     if ((self = [super init]) != nil) {
4591         database_ = database;
4592         [database_ setDelegate:self];
4593         delegate_ = delegate;
4594
4595         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4596
4597         progress_ = [[UIProgressBar alloc] init];
4598         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4599         [progress_ setStyle:0];
4600
4601         status_ = [[UITextLabel alloc] init];
4602         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4603         [status_ setColor:[UIColor whiteColor]];
4604         [status_ setBackgroundColor:[UIColor clearColor]];
4605         [status_ setCentersHorizontally:YES];
4606         //[status_ setFont:font];
4607
4608         output_ = [[UITextView alloc] init];
4609         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4610         //[output_ setTextFont:@"Courier New"];
4611         [output_ setFont:[[output_ font] fontWithSize:12]];
4612         [output_ setTextColor:[UIColor whiteColor]];
4613         [output_ setBackgroundColor:[UIColor clearColor]];
4614         [output_ setMarginTop:0];
4615         [output_ setAllowsRubberBanding:YES];
4616         [output_ setEditable:NO];
4617         [[self view] addSubview:output_];
4618
4619         close_ = [[UIPushButton alloc] init];
4620         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4621         [close_ setAutosizesToFit:NO];
4622         [close_ setDrawsShadow:YES];
4623         [close_ setStretchBackground:YES];
4624         [close_ setEnabled:YES];
4625         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4626         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4627         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4628         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4629     } return self;
4630 }
4631
4632 - (void) positionViews {
4633     CGRect bounds = [[self view] bounds];
4634     CGSize prgsize = [UIProgressBar defaultSize];
4635
4636     CGRect prgrect = {{
4637         (bounds.size.width - prgsize.width) / 2,
4638         bounds.size.height - prgsize.height - 20
4639     }, prgsize};
4640
4641     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4642
4643     [progress_ setFrame:prgrect];
4644     [status_ setFrame:CGRectMake(
4645         10,
4646         bounds.size.height - prgsize.height - 50,
4647         bounds.size.width - 20,
4648         24
4649     )];
4650     [output_ setFrame:CGRectMake(
4651         10,
4652         20,
4653         bounds.size.width - 20,
4654         bounds.size.height - 96
4655     )];
4656     [close_ setFrame:CGRectMake(
4657         (bounds.size.width - closewidth) / 2,
4658         bounds.size.height - prgsize.height - 50,
4659         closewidth,
4660         32 + prgsize.height
4661     )];
4662 }
4663
4664 - (void) viewWillAppear:(BOOL)animated {
4665     [super viewDidAppear:animated];
4666     [[self navigationItem] setHidesBackButton:YES];
4667     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4668
4669     [self positionViews];
4670 }
4671
4672 - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4673     [self positionViews];
4674 }
4675
4676 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4677     NSString *context([alert context]);
4678
4679     if ([context isEqualToString:@"conffile"]) {
4680         FILE *input = [database_ input];
4681         if (button == [alert cancelButtonIndex])
4682             fprintf(input, "N\n");
4683         else if (button == [alert firstOtherButtonIndex])
4684             fprintf(input, "Y\n");
4685         fflush(input);
4686     }
4687 }
4688
4689 - (void) closeButtonPushed {
4690     running_ = NO;
4691
4692     UpdateExternalStatus(0);
4693
4694     switch (Finish_) {
4695         case 0:
4696             [self dismissModalViewControllerAnimated:YES];
4697         break;
4698
4699         case 1:
4700             [delegate_ terminateWithSuccess];
4701             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4702                 [delegate_ suspendWithAnimation:YES];
4703             else
4704                 [delegate_ suspend];*/
4705         break;
4706
4707         case 2:
4708             _trace();
4709             goto reload;
4710
4711         case 3:
4712             _trace();
4713             goto reload;
4714
4715         reload:
4716             system("/usr/bin/sbreload");
4717             _trace();
4718         break;
4719
4720         case 4:
4721             _trace();
4722             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4723                 SBReboot(SBSSpringBoardServerPort());
4724             else
4725                 reboot2(RB_AUTOBOOT);
4726         break;
4727     }
4728 }
4729
4730 - (void) _retachThread {
4731     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4732
4733     [[self view] addSubview:close_];
4734     [progress_ removeFromSuperview];
4735     [status_ removeFromSuperview];
4736
4737     [database_ popErrorWithTitle:title_];
4738     [delegate_ progressControllerIsComplete:self];
4739
4740     if (Finish_ < 4) {
4741         FileFd file;
4742         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4743             _error->Discard();
4744         else {
4745             MMap mmap(file, MMap::ReadOnly);
4746             SHA1Summation sha1;
4747             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4748             if (!(notifyconf_ == sha1.Result()))
4749                 Finish_ = 4;
4750         }
4751     }
4752
4753     if (Finish_ < 3) {
4754         FileFd file;
4755         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4756             _error->Discard();
4757         else {
4758             MMap mmap(file, MMap::ReadOnly);
4759             SHA1Summation sha1;
4760             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4761             if (!(springlist_ == sha1.Result()))
4762                 Finish_ = 3;
4763         }
4764     }
4765
4766     switch (Finish_) {
4767         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4768         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4769         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4770         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4771         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4772     }
4773
4774     _trace();
4775     system("su -c /usr/bin/uicache mobile");
4776     _trace();
4777
4778     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4779
4780     [delegate_ setStatusBarShowsProgress:NO];
4781 }
4782
4783 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4784     [[data target] performSelector:[data selector] withObject:[data object]];
4785     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4786 }
4787
4788 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4789     UpdateExternalStatus(1);
4790
4791     if (title_ != nil)
4792         [title_ release];
4793     if (title == nil)
4794         title_ = nil;
4795     else
4796         title_ = [title retain];
4797
4798     [[self navigationItem] setTitle:title_];
4799
4800     [status_ setText:nil];
4801     [output_ setText:@""];
4802     [progress_ setProgress:0];
4803
4804     [close_ removeFromSuperview];
4805     [[self view] addSubview:progress_];
4806     [[self view] addSubview:status_];
4807
4808     [delegate_ setStatusBarShowsProgress:YES];
4809     running_ = YES;
4810
4811     {
4812         FileFd file;
4813         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4814             _error->Discard();
4815         else {
4816             MMap mmap(file, MMap::ReadOnly);
4817             SHA1Summation sha1;
4818             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4819             notifyconf_ = sha1.Result();
4820         }
4821     }
4822
4823     {
4824         FileFd file;
4825         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4826             _error->Discard();
4827         else {
4828             MMap mmap(file, MMap::ReadOnly);
4829             SHA1Summation sha1;
4830             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4831             springlist_ = sha1.Result();
4832         }
4833     }
4834
4835     [NSThread
4836         detachNewThreadSelector:@selector(_detachNewThreadData:)
4837         toTarget:self
4838         withObject:[[[ProgressData alloc]
4839             initWithSelector:selector
4840             target:target
4841             object:object
4842         ] autorelease]
4843     ];
4844 }
4845
4846 - (void) repairWithSelector:(SEL)selector {
4847     [self
4848         detachNewThreadSelector:selector
4849         toTarget:database_
4850         withObject:nil
4851         title:UCLocalize("REPAIRING")
4852     ];
4853 }
4854
4855 - (void) setConfigurationData:(NSString *)data {
4856     [self
4857         performSelectorOnMainThread:@selector(_setConfigurationData:)
4858         withObject:data
4859         waitUntilDone:YES
4860     ];
4861 }
4862
4863 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4864     CYAlertView *sheet([[[CYAlertView alloc]
4865         initWithTitle:title
4866         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4867         defaultButtonIndex:0
4868     ] autorelease]);
4869
4870     [sheet setMessage:error];
4871     [sheet yieldToPopupAlertAnimated:YES];
4872     [sheet dismiss];
4873 }
4874
4875 - (void) setProgressTitle:(NSString *)title {
4876     [self
4877         performSelectorOnMainThread:@selector(_setProgressTitle:)
4878         withObject:title
4879         waitUntilDone:YES
4880     ];
4881 }
4882
4883 - (void) setProgressPercent:(float)percent {
4884     [self
4885         performSelectorOnMainThread:@selector(_setProgressPercent:)
4886         withObject:[NSNumber numberWithFloat:percent]
4887         waitUntilDone:YES
4888     ];
4889 }
4890
4891 - (void) startProgress {
4892 }
4893
4894 - (void) addProgressOutput:(NSString *)output {
4895     [self
4896         performSelectorOnMainThread:@selector(_addProgressOutput:)
4897         withObject:output
4898         waitUntilDone:YES
4899     ];
4900 }
4901
4902 - (bool) isCancelling:(size_t)received {
4903     return false;
4904 }
4905
4906 - (void) _setConfigurationData:(NSString *)data {
4907     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4908
4909     if (!conffile_r(data)) {
4910         lprintf("E:invalid conffile\n");
4911         return;
4912     }
4913
4914     NSString *ofile = conffile_r[1];
4915     //NSString *nfile = conffile_r[2];
4916
4917     UIAlertView *alert = [[[UIAlertView alloc]
4918         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4919         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
4920         delegate:self
4921         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
4922         otherButtonTitles:
4923             UCLocalize("ACCEPT_NEW_COPY"),
4924             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4925         nil
4926     ] autorelease];
4927
4928     [alert setContext:@"conffile"];
4929     [alert show];
4930 }
4931
4932 - (void) _setProgressTitle:(NSString *)title {
4933     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4934     for (size_t i(0), e([words count]); i != e; ++i) {
4935         NSString *word([words objectAtIndex:i]);
4936         if (Package *package = [database_ packageWithName:word])
4937             [words replaceObjectAtIndex:i withObject:[package name]];
4938     }
4939
4940     [status_ setText:[words componentsJoinedByString:@" "]];
4941 }
4942
4943 - (void) _setProgressPercent:(NSNumber *)percent {
4944     [progress_ setProgress:[percent floatValue]];
4945 }
4946
4947 - (void) _addProgressOutput:(NSString *)output {
4948     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4949     CGSize size = [output_ contentSize];
4950     CGPoint offset = [output_ contentOffset];
4951     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
4952         CGRect rect = {{0, size.height-1}, {size.width, 1}};
4953         [output_ scrollRectToVisible:rect animated:YES];
4954     }
4955 }
4956
4957 - (BOOL) isRunning {
4958     return running_;
4959 }
4960
4961 @end
4962 /* }}} */
4963
4964 /* Cell Content View {{{ */
4965 @protocol ContentDelegate
4966 - (void) drawContentRect:(CGRect)rect;
4967 @end
4968
4969 @interface ContentView : UIView {
4970     _transient id<ContentDelegate> delegate_;
4971 }
4972
4973 @end
4974
4975 @implementation ContentView
4976
4977 - (id) initWithFrame:(CGRect)frame {
4978     if ((self = [super initWithFrame:frame]) != nil) {
4979         [self setNeedsDisplayOnBoundsChange:YES];
4980     } return self;
4981 }
4982
4983 - (void) setDelegate:(id<ContentDelegate>)delegate {
4984     delegate_ = delegate;
4985 }
4986
4987 - (void) drawRect:(CGRect)rect {
4988     [super drawRect:rect];
4989     [delegate_ drawContentRect:rect];
4990 }
4991
4992 @end
4993 /* }}} */
4994 /* Cydia TableView Cell {{{ */
4995 @interface CYTableViewCell : UITableViewCell {
4996     ContentView *content_;
4997     bool highlighted_;
4998 }
4999
5000 @end
5001
5002 @implementation CYTableViewCell
5003
5004 - (void) dealloc {
5005     [content_ release];
5006     [super dealloc];
5007 }
5008
5009 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5010     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5011
5012     if (view == content_) {
5013         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5014         highlighted_ = highlighted;
5015     }
5016
5017     [super _updateHighlightColorsForView:view highlighted:highlighted];
5018 }
5019
5020 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5021     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5022     highlighted_ = selected;
5023
5024     [super setSelected:selected animated:animated];
5025     [content_ setNeedsDisplay];
5026 }
5027
5028 @end
5029 /* }}} */
5030
5031 /* Package Cell {{{ */
5032 @interface PackageCell : CYTableViewCell <
5033     ContentDelegate
5034 > {
5035     UIImage *icon_;
5036     NSString *name_;
5037     NSString *description_;
5038     bool commercial_;
5039     NSString *source_;
5040     UIImage *badge_;
5041     Package *package_;
5042     UIImage *placard_;
5043 }
5044
5045 - (PackageCell *) init;
5046 - (void) setPackage:(Package *)package;
5047
5048 - (void) drawContentRect:(CGRect)rect;
5049
5050 @end
5051
5052 @implementation PackageCell
5053
5054 - (void) clearPackage {
5055     if (icon_ != nil) {
5056         [icon_ release];
5057         icon_ = nil;
5058     }
5059
5060     if (name_ != nil) {
5061         [name_ release];
5062         name_ = nil;
5063     }
5064
5065     if (description_ != nil) {
5066         [description_ release];
5067         description_ = nil;
5068     }
5069
5070     if (source_ != nil) {
5071         [source_ release];
5072         source_ = nil;
5073     }
5074
5075     if (badge_ != nil) {
5076         [badge_ release];
5077         badge_ = nil;
5078     }
5079
5080     if (placard_ != nil) {
5081         [placard_ release];
5082         placard_ = nil;
5083     }
5084
5085     [package_ release];
5086     package_ = nil;
5087 }
5088
5089 - (void) dealloc {
5090     [self clearPackage];
5091     [super dealloc];
5092 }
5093
5094 - (PackageCell *) init {
5095     CGRect frame(CGRectMake(0, 0, 320, 74));
5096     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5097         UIView *content([self contentView]);
5098         CGRect bounds([content bounds]);
5099
5100         content_ = [[ContentView alloc] initWithFrame:bounds];
5101         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5102         [content addSubview:content_];
5103
5104         [content_ setDelegate:self];
5105         [content_ setOpaque:YES];
5106     } return self;
5107 }
5108
5109 - (NSString *) accessibilityLabel {
5110     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5111 }
5112
5113 - (void) setPackage:(Package *)package {
5114     [self clearPackage];
5115     [package parse];
5116
5117     Source *source = [package source];
5118
5119     icon_ = [[package icon] retain];
5120     name_ = [[package name] retain];
5121
5122     if (IsWildcat_)
5123         description_ = [package longDescription];
5124     if (description_ == nil)
5125         description_ = [package shortDescription];
5126     if (description_ != nil)
5127         description_ = [description_ retain];
5128
5129     commercial_ = [package isCommercial];
5130
5131     package_ = [package retain];
5132
5133     NSString *label = nil;
5134     bool trusted = false;
5135
5136     if (source != nil) {
5137         label = [source label];
5138         trusted = [source trusted];
5139     } else if ([[package id] isEqualToString:@"firmware"])
5140         label = UCLocalize("APPLE");
5141     else
5142         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5143
5144     NSString *from(label);
5145
5146     NSString *section = [package simpleSection];
5147     if (section != nil && ![section isEqualToString:label]) {
5148         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5149         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5150     }
5151
5152     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5153     source_ = [from retain];
5154
5155     if (NSString *purpose = [package primaryPurpose])
5156         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5157             badge_ = [badge_ retain];
5158
5159     UIColor *color;
5160     NSString *placard;
5161
5162     if (NSString *mode = [package_ mode]) {
5163         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5164             color = RemovingColor_;
5165             //placard = @"removing";
5166         } else {
5167             color = InstallingColor_;
5168             //placard = @"installing";
5169         }
5170
5171         // XXX: the removing/installing placards are not @2x
5172         placard = nil;
5173     } else {
5174         color = [UIColor whiteColor];
5175
5176         if ([package installed] != nil)
5177             placard = @"installed";
5178         else
5179             placard = nil;
5180     }
5181
5182     [content_ setBackgroundColor:color];
5183
5184     if (placard != nil)
5185         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5186             placard_ = [placard_ retain];
5187
5188     [self setNeedsDisplay];
5189     [content_ setNeedsDisplay];
5190 }
5191
5192 - (void) drawContentRect:(CGRect)rect {
5193     bool highlighted(highlighted_);
5194     float width([self bounds].size.width);
5195
5196 #if 0
5197     CGContextRef context(UIGraphicsGetCurrentContext());
5198     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5199     CGContextFillRect(context, rect);
5200 #endif
5201
5202     if (icon_ != nil) {
5203         CGRect rect;
5204         rect.size = [icon_ size];
5205
5206         rect.size.width /= 2;
5207         rect.size.height /= 2;
5208
5209         rect.origin.x = 25 - rect.size.width / 2;
5210         rect.origin.y = 25 - rect.size.height / 2;
5211
5212         [icon_ drawInRect:rect];
5213     }
5214
5215     if (badge_ != nil) {
5216         CGRect rect;
5217         rect.size = [badge_ size];
5218
5219         rect.size.width /= 2;
5220         rect.size.height /= 2;
5221
5222         rect.origin.x = 36 - rect.size.width / 2;
5223         rect.origin.y = 36 - rect.size.height / 2;
5224
5225         [badge_ drawInRect:rect];
5226     }
5227
5228     if (highlighted)
5229         UISetColor(White_);
5230
5231     if (!highlighted)
5232         UISetColor(commercial_ ? Purple_ : Black_);
5233     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5234     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5235
5236     if (!highlighted)
5237         UISetColor(commercial_ ? Purplish_ : Gray_);
5238     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5239
5240     if (placard_ != nil)
5241         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5242 }
5243
5244 @end
5245 /* }}} */
5246 /* Section Cell {{{ */
5247 @interface SectionCell : CYTableViewCell <
5248     ContentDelegate
5249 > {
5250     NSString *basic_;
5251     NSString *section_;
5252     NSString *name_;
5253     NSString *count_;
5254     UIImage *icon_;
5255     UISwitch *switch_;
5256     BOOL editing_;
5257 }
5258
5259 - (void) setSection:(Section *)section editing:(BOOL)editing;
5260
5261 @end
5262
5263 @implementation SectionCell
5264
5265 - (void) clearSection {
5266     if (basic_ != nil) {
5267         [basic_ release];
5268         basic_ = nil;
5269     }
5270
5271     if (section_ != nil) {
5272         [section_ release];
5273         section_ = nil;
5274     }
5275
5276     if (name_ != nil) {
5277         [name_ release];
5278         name_ = nil;
5279     }
5280
5281     if (count_ != nil) {
5282         [count_ release];
5283         count_ = nil;
5284     }
5285 }
5286
5287 - (void) dealloc {
5288     [self clearSection];
5289     [icon_ release];
5290     [switch_ release];
5291     [super dealloc];
5292 }
5293
5294 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5295     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5296         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5297         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5298         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5299
5300         UIView *content([self contentView]);
5301         CGRect bounds([content bounds]);
5302
5303         content_ = [[ContentView alloc] initWithFrame:bounds];
5304         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5305         [content addSubview:content_];
5306         [content_ setBackgroundColor:[UIColor whiteColor]];
5307
5308         [content_ setDelegate:self];
5309     } return self;
5310 }
5311
5312 - (void) onSwitch:(id)sender {
5313     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5314     if (metadata == nil) {
5315         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5316         [Sections_ setObject:metadata forKey:basic_];
5317     }
5318
5319     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5320     Changed_ = true;
5321 }
5322
5323 - (void) setSection:(Section *)section editing:(BOOL)editing {
5324     if (editing != editing_) {
5325         if (editing_)
5326             [switch_ removeFromSuperview];
5327         else
5328             [self addSubview:switch_];
5329         editing_ = editing;
5330     }
5331
5332     [self clearSection];
5333
5334     if (section == nil) {
5335         name_ = [UCLocalize("ALL_PACKAGES") retain];
5336         count_ = nil;
5337     } else {
5338         basic_ = [section name];
5339         if (basic_ != nil)
5340             basic_ = [basic_ retain];
5341
5342         section_ = [section localized];
5343         if (section_ != nil)
5344             section_ = [section_ retain];
5345
5346         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5347         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5348
5349         if (editing_)
5350             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5351     }
5352
5353     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5354     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5355
5356     [content_ setNeedsDisplay];
5357 }
5358
5359 - (void) setFrame:(CGRect)frame {
5360     [super setFrame:frame];
5361
5362     CGRect rect([switch_ frame]);
5363     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5364 }
5365
5366 - (NSString *) accessibilityLabel {
5367     return name_;
5368 }
5369
5370 - (void) drawContentRect:(CGRect)rect {
5371     bool highlighted(highlighted_ && !editing_);
5372
5373     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5374
5375     if (highlighted)
5376         UISetColor(White_);
5377
5378     float width(rect.size.width);
5379     if (editing_)
5380         width -= 87;
5381
5382     if (!highlighted)
5383         UISetColor(Black_);
5384     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5385
5386     CGSize size = [count_ sizeWithFont:Font14_];
5387
5388     UISetColor(White_);
5389     if (count_ != nil)
5390         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5391 }
5392
5393 @end
5394 /* }}} */
5395
5396 /* File Table {{{ */
5397 @interface FileTable : CYViewController <
5398     UITableViewDataSource,
5399     UITableViewDelegate
5400 > {
5401     _transient Database *database_;
5402     Package *package_;
5403     NSString *name_;
5404     NSMutableArray *files_;
5405     UITableView *list_;
5406 }
5407
5408 - (id) initWithDatabase:(Database *)database;
5409 - (void) setPackage:(Package *)package;
5410
5411 @end
5412
5413 @implementation FileTable
5414
5415 - (void) dealloc {
5416     [self releaseSubviews];
5417
5418     [package_ release];
5419     [name_ release];
5420     [files_ release];
5421
5422     [super dealloc];
5423 }
5424
5425 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5426     return files_ == nil ? 0 : [files_ count];
5427 }
5428
5429 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5430     return 24.0f;
5431 }*/
5432
5433 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5434     static NSString *reuseIdentifier = @"Cell";
5435
5436     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5437     if (cell == nil) {
5438         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5439         [cell setFont:[UIFont systemFontOfSize:16]];
5440     }
5441     [cell setText:[files_ objectAtIndex:indexPath.row]];
5442     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5443
5444     return cell;
5445 }
5446
5447 - (NSURL *) navigationURL {
5448     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5449 }
5450
5451 - (void) loadView {
5452     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5453
5454     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5455     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5456     [list_ setRowHeight:24.0f];
5457     [list_ setDataSource:self];
5458     [list_ setDelegate:self];
5459     [[self view] addSubview:list_];
5460 }
5461
5462 - (void) viewDidLoad {
5463     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5464 }
5465
5466 - (void) releaseSubviews {
5467     [list_ release];
5468     list_ = nil;
5469 }
5470
5471 - (id) initWithDatabase:(Database *)database {
5472     if ((self = [super init]) != nil) {
5473         database_ = database;
5474
5475         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5476     } return self;
5477 }
5478
5479 - (void) setPackage:(Package *)package {
5480     if (package_ != nil) {
5481         [package_ autorelease];
5482         package_ = nil;
5483     }
5484
5485     if (name_ != nil) {
5486         [name_ release];
5487         name_ = nil;
5488     }
5489
5490     [files_ removeAllObjects];
5491
5492     if (package != nil) {
5493         package_ = [package retain];
5494         name_ = [[package id] retain];
5495
5496         if (NSArray *files = [package files])
5497             [files_ addObjectsFromArray:files];
5498
5499         if ([files_ count] != 0) {
5500             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5501                 [files_ removeObjectAtIndex:0];
5502             [files_ sortUsingSelector:@selector(compareByPath:)];
5503
5504             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5505             [stack addObject:@"/"];
5506
5507             for (int i(0), e([files_ count]); i != e; ++i) {
5508                 NSString *file = [files_ objectAtIndex:i];
5509                 while (![file hasPrefix:[stack lastObject]])
5510                     [stack removeLastObject];
5511                 NSString *directory = [stack lastObject];
5512                 [stack addObject:[file stringByAppendingString:@"/"]];
5513                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5514                     ([stack count] - 2) * 3, "",
5515                     [file substringFromIndex:[directory length]]
5516                 ]];
5517             }
5518         }
5519     }
5520
5521     [list_ reloadData];
5522 }
5523
5524 - (void) reloadData {
5525     [super reloadData];
5526
5527     [self setPackage:[database_ packageWithName:name_]];
5528 }
5529
5530 @end
5531 /* }}} */
5532 /* Package Controller {{{ */
5533 @interface CYPackageController : CYBrowserController <
5534     UIActionSheetDelegate
5535 > {
5536     _transient Database *database_;
5537     Package *package_;
5538     NSString *name_;
5539     bool commercial_;
5540     NSMutableArray *buttons_;
5541     UIBarButtonItem *button_;
5542 }
5543
5544 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5545
5546 @end
5547
5548 @implementation CYPackageController
5549
5550 - (void) dealloc {
5551     if (package_ != nil)
5552         [package_ release];
5553     if (name_ != nil)
5554         [name_ release];
5555
5556     [buttons_ release];
5557
5558     if (button_ != nil)
5559         [button_ release];
5560
5561     [super dealloc];
5562 }
5563
5564 - (NSURL *) navigationURL {
5565     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5566 }
5567
5568 /* XXX: this is not safe at all... localization of /fail/ */
5569 - (void) _clickButtonWithName:(NSString *)name {
5570     if ([name isEqualToString:UCLocalize("CLEAR")])
5571         [delegate_ clearPackage:package_];
5572     else if ([name isEqualToString:UCLocalize("INSTALL")])
5573         [delegate_ installPackage:package_];
5574     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5575         [delegate_ installPackage:package_];
5576     else if ([name isEqualToString:UCLocalize("REMOVE")])
5577         [delegate_ removePackage:package_];
5578     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5579         [delegate_ installPackage:package_];
5580     else _assert(false);
5581 }
5582
5583 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5584     NSString *context([sheet context]);
5585
5586     if ([context isEqualToString:@"modify"]) {
5587         if (button != [sheet cancelButtonIndex]) {
5588             NSString *buttonName = [buttons_ objectAtIndex:button];
5589             [self _clickButtonWithName:buttonName];
5590         }
5591
5592         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5593     }
5594 }
5595
5596 - (bool) _allowJavaScriptPanel {
5597     return commercial_;
5598 }
5599
5600 #if !AlwaysReload
5601 - (void) _customButtonClicked {
5602     int count([buttons_ count]);
5603     if (count == 0)
5604         return;
5605
5606     if (count == 1)
5607         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5608     else {
5609         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5610         [buttons addObjectsFromArray:buttons_];
5611
5612         UIActionSheet *sheet = [[[UIActionSheet alloc]
5613             initWithTitle:nil
5614             delegate:self
5615             cancelButtonTitle:nil
5616             destructiveButtonTitle:nil
5617             otherButtonTitles:nil
5618         ] autorelease];
5619
5620         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5621         if (!IsWildcat_) {
5622            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5623            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5624         }
5625         [sheet setContext:@"modify"];
5626
5627         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5628     }
5629 }
5630
5631 // We don't want to allow non-commercial packages to do custom things to the install button,
5632 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5633 - (void) customButtonClicked {
5634     if (commercial_)
5635         [super customButtonClicked];
5636     else
5637         [self _customButtonClicked];
5638 }
5639
5640 - (void) reloadButtonClicked {
5641     // Don't reload a commerical package by tapping the loading button,
5642     // but if it's not an Install button, we should forward it on.
5643     if (![package_ uninstalled])
5644         [self _customButtonClicked];
5645 }
5646
5647 - (void) applyLoadingTitle {
5648     // Don't show "Loading" as the title. Ever.
5649 }
5650
5651 - (UIBarButtonItem *) rightButton {
5652     return button_;
5653 }
5654 #endif
5655
5656 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5657     if ((self = [super init]) != nil) {
5658         database_ = database;
5659         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5660         name_ = [[NSString alloc] initWithString:name];
5661     } return self;
5662 }
5663
5664 - (void) reloadData {
5665     [super reloadData];
5666
5667     if (package_ != nil)
5668         [package_ autorelease];
5669     package_ = [database_ packageWithName:name_];
5670
5671     [buttons_ removeAllObjects];
5672
5673     if (package_ != nil) {
5674         [package_ parse];
5675
5676         package_ = [package_ retain];
5677         commercial_ = [package_ isCommercial];
5678
5679         if ([package_ mode] != nil)
5680             [buttons_ addObject:UCLocalize("CLEAR")];
5681         if ([package_ source] == nil);
5682         else if ([package_ upgradableAndEssential:NO])
5683             [buttons_ addObject:UCLocalize("UPGRADE")];
5684         else if ([package_ uninstalled])
5685             [buttons_ addObject:UCLocalize("INSTALL")];
5686         else
5687             [buttons_ addObject:UCLocalize("REINSTALL")];
5688         if (![package_ uninstalled])
5689             [buttons_ addObject:UCLocalize("REMOVE")];
5690     }
5691
5692     if (button_ != nil)
5693         [button_ release];
5694
5695     NSString *title;
5696     switch ([buttons_ count]) {
5697         case 0: title = nil; break;
5698         case 1: title = [buttons_ objectAtIndex:0]; break;
5699         default: title = UCLocalize("MODIFY"); break;
5700     }
5701
5702     button_ = [[UIBarButtonItem alloc]
5703         initWithTitle:title
5704         style:UIBarButtonItemStylePlain
5705         target:self
5706         action:@selector(customButtonClicked)
5707     ];
5708
5709     [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5710 }
5711
5712 - (bool) isLoading {
5713     return commercial_ ? [super isLoading] : false;
5714 }
5715
5716 @end
5717 /* }}} */
5718
5719 /* Package List Controller {{{ */
5720 @interface PackageListController : CYViewController <
5721     UITableViewDataSource,
5722     UITableViewDelegate
5723 > {
5724     _transient Database *database_;
5725     unsigned era_;
5726     NSMutableArray *packages_;
5727     NSMutableArray *sections_;
5728     UITableView *list_;
5729     NSMutableArray *index_;
5730     NSMutableDictionary *indices_;
5731     NSString *title_;
5732 }
5733
5734 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5735 - (void) setDelegate:(id)delegate;
5736 - (void) resetCursor;
5737
5738 @end
5739
5740 @implementation PackageListController
5741
5742 - (void) dealloc {
5743     [packages_ release];
5744     [sections_ release];
5745     [list_ release];
5746     [index_ release];
5747     [indices_ release];
5748     [title_ release];
5749
5750     [super dealloc];
5751 }
5752
5753 - (void) deselectWithAnimation:(BOOL)animated {
5754     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5755 }
5756
5757 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5758     CGRect base = [[self view] bounds];
5759     base.size.height -= bounds.size.height;
5760     base.origin = [list_ frame].origin;
5761
5762     [UIView beginAnimations:nil context:NULL];
5763     [UIView setAnimationBeginsFromCurrentState:YES];
5764     [UIView setAnimationCurve:curve];
5765     [UIView setAnimationDuration:duration];
5766     [list_ setFrame:base];
5767     [UIView commitAnimations];
5768 }
5769
5770 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5771     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5772 }
5773
5774 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5775     [self resizeForKeyboardBounds:bounds duration:0];
5776 }
5777
5778 - (void) keyboardWillShow:(NSNotification *)notification {
5779     CGRect bounds;
5780     CGPoint center;
5781     NSTimeInterval duration;
5782     UIViewAnimationCurve curve;
5783     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5784     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5785     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5786     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5787
5788     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);
5789     UIViewController *base = self;
5790     while ([base parentViewController] != nil)
5791         base = [base parentViewController];
5792     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5793     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5794
5795     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5796 }
5797
5798 - (void) keyboardWillHide:(NSNotification *)notification {
5799     NSTimeInterval duration;
5800     UIViewAnimationCurve curve;
5801     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5802     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5803
5804     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5805 }
5806
5807 - (void) viewWillAppear:(BOOL)animated {
5808     [super viewWillAppear:animated];
5809
5810     [self resizeForKeyboardBounds:CGRectZero];
5811     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5812     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5813 }
5814
5815 - (void) viewWillDisappear:(BOOL)animated {
5816     [super viewWillDisappear:animated];
5817
5818     [self resizeForKeyboardBounds:CGRectZero];
5819     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
5820     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
5821 }
5822
5823 - (void) viewDidAppear:(BOOL)animated {
5824     [super viewDidAppear:animated];
5825     [self deselectWithAnimation:animated];
5826 }
5827
5828 - (void) didSelectPackage:(Package *)package {
5829     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
5830     [view setDelegate:delegate_];
5831     [[self navigationController] pushViewController:view animated:YES];
5832 }
5833
5834 #if TryIndexedCollation
5835 + (BOOL) hasIndexedCollation {
5836     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
5837 }
5838 #endif
5839
5840 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5841     NSInteger count([sections_ count]);
5842     return count == 0 ? 1 : count;
5843 }
5844
5845 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5846     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
5847         return nil;
5848     return [[sections_ objectAtIndex:section] name];
5849 }
5850
5851 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5852     if ([sections_ count] == 0)
5853         return 0;
5854     return [[sections_ objectAtIndex:section] count];
5855 }
5856
5857 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5858 @synchronized (database_) {
5859     if ([database_ era] != era_)
5860         return nil;
5861
5862     Section *section([sections_ objectAtIndex:[path section]]);
5863     NSInteger row([path row]);
5864     Package *package([packages_ objectAtIndex:([section row] + row)]);
5865     return [[package retain] autorelease];
5866 } }
5867
5868 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5869     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
5870     if (cell == nil)
5871         cell = [[[PackageCell alloc] init] autorelease];
5872     [cell setPackage:[self packageAtIndexPath:path]];
5873     return cell;
5874 }
5875
5876 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
5877     Package *package([self packageAtIndexPath:path]);
5878     package = [database_ packageWithName:[package id]];
5879     [self didSelectPackage:package];
5880 }
5881
5882 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5883     // XXX: is 20 the most optimal number here?
5884     return [packages_ count] > 20 ? index_ : nil;
5885 }
5886
5887 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5888 #if TryIndexedCollation
5889     if ([[self class] hasIndexedCollation]) {
5890         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
5891     }
5892 #endif
5893
5894     return index;
5895 }
5896
5897 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
5898     if ((self = [super init]) != nil) {
5899         database_ = database;
5900         title_ = [title copy];
5901         [[self navigationItem] setTitle:title_];
5902
5903 #if TryIndexedCollation
5904         if ([[self class] hasIndexedCollation])
5905             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
5906         else
5907 #endif
5908             index_ = [[NSMutableArray alloc] initWithCapacity:32];
5909
5910         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5911
5912         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5913         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5914
5915         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
5916         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5917         [list_ setRowHeight:73];
5918         [[self view] addSubview:list_];
5919
5920         [list_ setDataSource:self];
5921         [list_ setDelegate:self];
5922     } return self;
5923 }
5924
5925 - (void) setDelegate:(id)delegate {
5926     delegate_ = delegate;
5927 }
5928
5929 - (bool) hasPackage:(Package *)package {
5930     return true;
5931 }
5932
5933 - (void) reloadData {
5934     [super reloadData];
5935
5936     era_ = [database_ era];
5937     NSArray *packages = [database_ packages];
5938
5939     [packages_ removeAllObjects];
5940     [sections_ removeAllObjects];
5941
5942     _profile(PackageTable$reloadData$Filter)
5943         for (Package *package in packages)
5944             if ([self hasPackage:package])
5945                 [packages_ addObject:package];
5946     _end
5947
5948     [indices_ removeAllObjects];
5949
5950     Section *section = nil;
5951
5952 #if TryIndexedCollation
5953     if ([[self class] hasIndexedCollation]) {
5954         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
5955         NSArray *titles = [collation sectionIndexTitles];
5956         int secidx = -1;
5957
5958         _profile(PackageTable$reloadData$Section)
5959             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5960                 Package *package;
5961                 int index;
5962
5963                 _profile(PackageTable$reloadData$Section$Package)
5964                     package = [packages_ objectAtIndex:offset];
5965                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
5966                 _end
5967
5968                 while (secidx < index) {
5969                     secidx += 1;
5970
5971                     _profile(PackageTable$reloadData$Section$Allocate)
5972                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
5973                     _end
5974
5975                     _profile(PackageTable$reloadData$Section$Add)
5976                         [sections_ addObject:section];
5977                     _end
5978                 }
5979
5980                 [section addToCount];
5981             }
5982         _end
5983     } else
5984 #endif
5985     {
5986         [index_ removeAllObjects];
5987
5988         _profile(PackageTable$reloadData$Section)
5989             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5990                 Package *package;
5991                 unichar index;
5992
5993                 _profile(PackageTable$reloadData$Section$Package)
5994                     package = [packages_ objectAtIndex:offset];
5995                     index = [package index];
5996                 _end
5997
5998                 if (section == nil || [section index] != index) {
5999                     _profile(PackageTable$reloadData$Section$Allocate)
6000                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6001                     _end
6002
6003                     [index_ addObject:[section name]];
6004                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6005
6006                     _profile(PackageTable$reloadData$Section$Add)
6007                         [sections_ addObject:section];
6008                     _end
6009                 }
6010
6011                 [section addToCount];
6012             }
6013         _end
6014     }
6015
6016     _profile(PackageTable$reloadData$List)
6017         [list_ reloadData];
6018     _end
6019 }
6020
6021 - (void) resetCursor {
6022     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6023 }
6024
6025 @end
6026 /* }}} */
6027 /* Filtered Package List Controller {{{ */
6028 @interface FilteredPackageListController : PackageListController {
6029     SEL filter_;
6030     IMP imp_;
6031     id object_;
6032 }
6033
6034 - (void) setObject:(id)object;
6035 - (void) setObject:(id)object forFilter:(SEL)filter;
6036
6037 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6038
6039 @end
6040
6041 @implementation FilteredPackageListController
6042
6043 - (void) dealloc {
6044     if (object_ != nil)
6045         [object_ release];
6046     [super dealloc];
6047 }
6048
6049 - (void) setFilter:(SEL)filter {
6050     filter_ = filter;
6051
6052     /* XXX: this is an unsafe optimization of doomy hell */
6053     Method method(class_getInstanceMethod([Package class], filter));
6054     _assert(method != NULL);
6055     imp_ = method_getImplementation(method);
6056     _assert(imp_ != NULL);
6057 }
6058
6059 - (void) setObject:(id)object {
6060     if (object_ != nil)
6061         [object_ release];
6062     if (object == nil)
6063         object_ = nil;
6064     else
6065         object_ = [object retain];
6066 }
6067
6068 - (void) setObject:(id)object forFilter:(SEL)filter {
6069     [self setFilter:filter];
6070     [self setObject:object];
6071 }
6072
6073 - (bool) hasPackage:(Package *)package {
6074     _profile(FilteredPackageTable$hasPackage)
6075         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6076     _end
6077 }
6078
6079 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6080     if ((self = [super initWithDatabase:database title:title]) != nil) {
6081         [self setFilter:filter];
6082         [self setObject:object];
6083         [self reloadData];
6084     } return self;
6085 }
6086
6087 @end
6088 /* }}} */
6089
6090 /* Home Controller {{{ */
6091 @interface HomeController : CYBrowserController {
6092 }
6093 @end
6094
6095 @implementation HomeController
6096
6097 + (BOOL) shouldHideNavigationBar {
6098     return NO;
6099 }
6100
6101 - (NSURL *) navigationURL {
6102     return [NSURL URLWithString:@"cydia://home"];
6103 }
6104
6105 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6106     [super _setMoreHeaders:request];
6107
6108     if (ChipID_ != nil)
6109         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6110     if (UniqueID_ != nil)
6111         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6112     if (PLMN_ != nil)
6113         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6114 }
6115
6116 - (void) aboutButtonClicked {
6117     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6118
6119     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6120     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6121     [alert setCancelButtonIndex:0];
6122
6123     [alert setMessage:
6124         @"Copyright (C) 2008-2011\n"
6125         "Jay Freeman (saurik)\n"
6126         "saurik@saurik.com\n"
6127         "http://www.saurik.com/"
6128     ];
6129
6130     [alert show];
6131 }
6132
6133 - (void) viewWillDisappear:(BOOL)animated {
6134     [super viewWillDisappear:animated];
6135
6136     if ([[self class] shouldHideNavigationBar])
6137         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6138 }
6139
6140 - (void) viewWillAppear:(BOOL)animated {
6141     if (![self hasLoaded])
6142         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6143
6144     [super viewWillAppear:animated];
6145
6146     if ([[self class] shouldHideNavigationBar])
6147         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6148 }
6149
6150 - (void) viewDidLoad {
6151     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6152         initWithTitle:UCLocalize("ABOUT")
6153         style:UIBarButtonItemStylePlain
6154         target:self
6155         action:@selector(aboutButtonClicked)
6156     ] autorelease]];
6157 }
6158
6159 @end
6160 /* }}} */
6161 /* Manage Controller {{{ */
6162 @interface ManageController : CYBrowserController {
6163 }
6164
6165 - (void) queueStatusDidChange;
6166 @end
6167
6168 @implementation ManageController
6169
6170 - (NSURL *) navigationURL {
6171     return [NSURL URLWithString:@"cydia://manage"];
6172 }
6173
6174 - (void) viewWillAppear:(BOOL)animated {
6175     if (![self hasLoaded])
6176         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6177
6178     [super viewWillAppear:animated];
6179 }
6180
6181 - (void) viewDidLoad {
6182     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6183         initWithTitle:UCLocalize("SETTINGS")
6184         style:UIBarButtonItemStylePlain
6185         target:self
6186         action:@selector(settingsButtonClicked)
6187     ] autorelease]];
6188
6189     [self queueStatusDidChange];
6190 }
6191
6192 - (void) settingsButtonClicked {
6193     [delegate_ showSettings];
6194 }
6195
6196 #if !AlwaysReload
6197 - (void) queueButtonClicked {
6198     [delegate_ queue];
6199 }
6200
6201 - (void) applyLoadingTitle {
6202     // Disable "Loading" title.
6203 }
6204
6205 - (void) applyRightButton {
6206     // Disable right button.
6207 }
6208 #endif
6209
6210 - (void) queueStatusDidChange {
6211 #if !AlwaysReload
6212     if (!IsWildcat_ && Queuing_) {
6213         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6214             initWithTitle:UCLocalize("QUEUE")
6215             style:UIBarButtonItemStyleDone
6216             target:self
6217             action:@selector(queueButtonClicked)
6218         ] autorelease]];
6219     } else {
6220         [[self navigationItem] setRightBarButtonItem:nil];
6221     }
6222 #endif
6223 }
6224
6225 - (bool) isLoading {
6226     // Never show as loading.
6227     return false;
6228 }
6229
6230 @end
6231 /* }}} */
6232
6233 /* Refresh Bar {{{ */
6234 @interface RefreshBar : UINavigationBar {
6235     UIProgressIndicator *indicator_;
6236     UITextLabel *prompt_;
6237     UIProgressBar *progress_;
6238     UINavigationButton *cancel_;
6239 }
6240
6241 @end
6242
6243 @implementation RefreshBar
6244
6245 - (void) dealloc {
6246     [indicator_ release];
6247     [prompt_ release];
6248     [progress_ release];
6249     [cancel_ release];
6250     [super dealloc];
6251 }
6252
6253 - (void) positionViews {
6254     CGRect frame = [cancel_ frame];
6255     frame.size = [cancel_ sizeThatFits:frame.size];
6256     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6257     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6258     [cancel_ setFrame:frame];
6259
6260     CGSize prgsize = {75, 100};
6261     CGRect prgrect = {{
6262         [self frame].size.width - prgsize.width - 10,
6263         ([self frame].size.height - prgsize.height) / 2
6264     } , prgsize};
6265     [progress_ setFrame:prgrect];
6266
6267     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6268     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6269     CGRect indrect = {{indoffset, indoffset}, indsize};
6270     [indicator_ setFrame:indrect];
6271
6272     CGSize prmsize = {215, indsize.height + 4};
6273     CGRect prmrect = {{
6274         indoffset * 2 + indsize.width,
6275         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6276     }, prmsize};
6277     [prompt_ setFrame:prmrect];
6278 }
6279
6280 - (void)setFrame:(CGRect)frame {
6281     [super setFrame:frame];
6282
6283     [self positionViews];
6284 }
6285
6286 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6287     if ((self = [super initWithFrame:frame])) {
6288         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6289
6290         [self setBarStyle:UIBarStyleBlack];
6291
6292         UIBarStyle barstyle([self _barStyle:NO]);
6293         bool ugly(barstyle == UIBarStyleDefault);
6294
6295         UIProgressIndicatorStyle style = ugly ?
6296             UIProgressIndicatorStyleMediumBrown :
6297             UIProgressIndicatorStyleMediumWhite;
6298
6299         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6300         [indicator_ setStyle:style];
6301         [indicator_ startAnimation];
6302         [self addSubview:indicator_];
6303
6304         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6305         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6306         [prompt_ setBackgroundColor:[UIColor clearColor]];
6307         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6308         [self addSubview:prompt_];
6309
6310         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6311         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6312         [progress_ setStyle:0];
6313         [self addSubview:progress_];
6314
6315         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6316         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6317         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6318         [cancel_ setBarStyle:barstyle];
6319
6320         [self positionViews];
6321     } return self;
6322 }
6323
6324 - (void) cancel {
6325     [cancel_ removeFromSuperview];
6326 }
6327
6328 - (void) start {
6329     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6330     [progress_ setProgress:0];
6331     [self addSubview:cancel_];
6332 }
6333
6334 - (void) stop {
6335     [cancel_ removeFromSuperview];
6336 }
6337
6338 - (void) setPrompt:(NSString *)prompt {
6339     [prompt_ setText:prompt];
6340 }
6341
6342 - (void) setProgress:(float)progress {
6343     [progress_ setProgress:progress];
6344 }
6345
6346 @end
6347 /* }}} */
6348
6349 @class CYNavigationController;
6350
6351 /* Cydia Tab Bar Controller {{{ */
6352 @interface CYTabBarController : UITabBarController <
6353     UITabBarControllerDelegate,
6354     ProgressDelegate
6355 > {
6356     _transient Database *database_;
6357     RefreshBar *refreshbar_;
6358
6359     bool dropped_;
6360     bool updating_;
6361     // XXX: ok, "updatedelegate_"?...
6362     _transient NSObject<CydiaDelegate> *updatedelegate_;
6363
6364     id root_;
6365     UIViewController *remembered_;
6366     _transient UIViewController *transient_;
6367 }
6368
6369 - (NSArray *) navigationURLCollection;
6370 - (void) dropBar:(BOOL)animated;
6371 - (void) beginUpdate;
6372 - (void) raiseBar:(BOOL)animated;
6373 - (BOOL) updating;
6374
6375 @end
6376
6377 @implementation CYTabBarController
6378
6379 - (void) setUnselectedViewController:(UIViewController *)transient {
6380     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6381     if (transient != nil) {
6382         if (transient_ == nil)
6383             remembered_ = [[controllers objectAtIndex:0] retain];
6384         transient_ = transient;
6385         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6386         [controllers replaceObjectAtIndex:0 withObject:transient_];
6387         [self setSelectedIndex:0];
6388         [self setViewControllers:controllers];
6389         [self concealTabBarSelection];
6390     } else if (remembered_ != nil) {
6391         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6392         transient_ = transient;
6393         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6394         [remembered_ release];
6395         remembered_ = nil;
6396         [self setViewControllers:controllers];
6397         [self revealTabBarSelection];
6398     }
6399 }
6400
6401 - (UIViewController *) unselectedViewController {
6402     return transient_;
6403 }
6404
6405 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6406     if ([self unselectedViewController])
6407         [self setUnselectedViewController:nil];
6408 }
6409
6410 - (NSArray *) navigationURLCollection {
6411     NSMutableArray *items([NSMutableArray array]);
6412
6413     // XXX: Should this deal with transient view controllers?
6414     for (id navigation in [self viewControllers]) {
6415         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6416         if (stack != nil)
6417             [items addObject:stack];
6418     }
6419
6420     return items;
6421 }
6422
6423 - (void) reloadData {
6424     for (CYViewController *controller in [self viewControllers])
6425         [controller reloadData];
6426
6427     [(CYNavigationController *)[self unselectedViewController] reloadData];
6428 }
6429
6430 - (void) dealloc {
6431     [refreshbar_ release];
6432     [[NSNotificationCenter defaultCenter] removeObserver:self];
6433
6434     [super dealloc];
6435 }
6436
6437 - (id) initWithDatabase:(Database *)database {
6438     if ((self = [super init]) != nil) {
6439         database_ = database;
6440         [self setDelegate:self];
6441
6442         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6443         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6444
6445         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6446     } return self;
6447 }
6448
6449 - (void) setUpdate:(NSDate *)date {
6450     [self beginUpdate];
6451 }
6452
6453 - (void) beginUpdate {
6454     [refreshbar_ start];
6455     [self dropBar:YES];
6456
6457     [updatedelegate_ retainNetworkActivityIndicator];
6458     updating_ = true;
6459
6460     [NSThread
6461         detachNewThreadSelector:@selector(performUpdate)
6462         toTarget:self
6463         withObject:nil
6464     ];
6465 }
6466
6467 - (void) performUpdate { _pooled
6468     Status status;
6469     status.setDelegate(self);
6470     [database_ updateWithStatus:status];
6471
6472     [self
6473         performSelectorOnMainThread:@selector(completeUpdate)
6474         withObject:nil
6475         waitUntilDone:NO
6476     ];
6477 }
6478
6479 - (void) stopUpdateWithSelector:(SEL)selector {
6480     updating_ = false;
6481     [updatedelegate_ releaseNetworkActivityIndicator];
6482
6483     [self raiseBar:YES];
6484     [refreshbar_ stop];
6485
6486     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6487 }
6488
6489 - (void) completeUpdate {
6490     if (!updating_)
6491         return;
6492     [self stopUpdateWithSelector:@selector(reloadData)];
6493 }
6494
6495 - (void) cancelUpdate {
6496     [self stopUpdateWithSelector:@selector(updateData)];
6497 }
6498
6499 - (void) cancelPressed {
6500     [self cancelUpdate];
6501 }
6502
6503 - (BOOL) updating {
6504     return updating_;
6505 }
6506
6507 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6508     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6509 }
6510
6511 - (void) startProgress {
6512 }
6513
6514 - (void) setProgressTitle:(NSString *)title {
6515     [self
6516         performSelectorOnMainThread:@selector(_setProgressTitle:)
6517         withObject:title
6518         waitUntilDone:YES
6519     ];
6520 }
6521
6522 - (bool) isCancelling:(size_t)received {
6523     return !updating_;
6524 }
6525
6526 - (void) setProgressPercent:(float)percent {
6527     [self
6528         performSelectorOnMainThread:@selector(_setProgressPercent:)
6529         withObject:[NSNumber numberWithFloat:percent]
6530         waitUntilDone:YES
6531     ];
6532 }
6533
6534 - (void) addProgressOutput:(NSString *)output {
6535     [self
6536         performSelectorOnMainThread:@selector(_addProgressOutput:)
6537         withObject:output
6538         waitUntilDone:YES
6539     ];
6540 }
6541
6542 - (void) _setProgressTitle:(NSString *)title {
6543     [refreshbar_ setPrompt:title];
6544 }
6545
6546 - (void) _setProgressPercent:(NSNumber *)percent {
6547     [refreshbar_ setProgress:[percent floatValue]];
6548 }
6549
6550 - (void) _addProgressOutput:(NSString *)output {
6551 }
6552
6553 - (void) setUpdateDelegate:(id)delegate {
6554     updatedelegate_ = delegate;
6555 }
6556
6557 - (CGFloat) statusBarHeight {
6558     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6559         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6560     } else {
6561         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6562     }
6563 }
6564
6565 - (UIView *) transitionView {
6566     if ([self respondsToSelector:@selector(_transitionView)])
6567         return [self _transitionView];
6568     else
6569         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6570 }
6571
6572 - (void) dropBar:(BOOL)animated {
6573     if (dropped_)
6574         return;
6575     dropped_ = true;
6576
6577     UIView *transition([self transitionView]);
6578     [[self view] addSubview:refreshbar_];
6579
6580     CGRect barframe([refreshbar_ frame]);
6581
6582     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6583         barframe.origin.y = [self statusBarHeight];
6584     else
6585         barframe.origin.y = 0;
6586
6587     [refreshbar_ setFrame:barframe];
6588
6589     if (animated)
6590         [UIView beginAnimations:nil context:NULL];
6591
6592     CGRect viewframe = [transition frame];
6593     viewframe.origin.y += barframe.size.height;
6594     viewframe.size.height -= barframe.size.height;
6595     [transition setFrame:viewframe];
6596
6597     if (animated)
6598         [UIView commitAnimations];
6599
6600     // Ensure bar has the proper width for our view, it might have changed
6601     barframe.size.width = viewframe.size.width;
6602     [refreshbar_ setFrame:barframe];
6603
6604     // XXX: fix Apple's layout bug
6605     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6606 }
6607
6608 - (void) raiseBar:(BOOL)animated {
6609     if (!dropped_)
6610         return;
6611     dropped_ = false;
6612
6613     UIView *transition([self transitionView]);
6614     [refreshbar_ removeFromSuperview];
6615
6616     CGRect barframe([refreshbar_ frame]);
6617
6618     if (animated)
6619         [UIView beginAnimations:nil context:NULL];
6620
6621     CGRect viewframe = [transition frame];
6622     viewframe.origin.y -= barframe.size.height;
6623     viewframe.size.height += barframe.size.height;
6624     [transition setFrame:viewframe];
6625
6626     if (animated)
6627         [UIView commitAnimations];
6628
6629     // XXX: fix Apple's layout bug
6630     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6631 }
6632
6633 #if 0
6634 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6635     // XXX: fix Apple's layout bug
6636     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6637 }
6638 #endif
6639
6640 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6641     bool dropped(dropped_);
6642
6643     if (dropped)
6644         [self raiseBar:NO];
6645
6646     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6647
6648     if (dropped)
6649         [self dropBar:NO];
6650
6651     // XXX: fix Apple's layout bug
6652     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6653 }
6654
6655 - (void) statusBarFrameChanged:(NSNotification *)notification {
6656     if (dropped_) {
6657         [self raiseBar:NO];
6658         [self dropBar:NO];
6659     }
6660 }
6661
6662 @end
6663 /* }}} */
6664 /* Cydia Navigation Controller {{{ */
6665 @interface CYNavigationController : UINavigationController {
6666     _transient Database *database_;
6667     _transient id<UINavigationControllerDelegate> delegate_;
6668 }
6669
6670 - (NSArray *) navigationURLCollection;
6671 - (id) initWithDatabase:(Database *)database;
6672 - (void) reloadData;
6673
6674 @end
6675
6676
6677 @implementation CYNavigationController
6678
6679 - (NSArray *) navigationURLCollection {
6680     NSMutableArray *stack([NSMutableArray array]);
6681
6682     for (CYViewController *controller in [self viewControllers]) {
6683         NSString *url = [[controller navigationURL] absoluteString];
6684         if (url != nil)
6685             [stack addObject:url];
6686     }
6687
6688     return stack;
6689 }
6690
6691 - (void) reloadData {
6692     for (CYViewController *page in [self viewControllers]) {
6693         // Only reload controllers that have already loaded.
6694         // This prevents a page from accidentally loading too
6695         // early if it hasn't been shown on the screen yet.
6696         if ([page hasLoaded])
6697             [page reloadData];
6698     }
6699 }
6700
6701 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6702     delegate_ = delegate;
6703 }
6704
6705 - (id) initWithDatabase:(Database *)database {
6706     if ((self = [super init]) != nil) {
6707         database_ = database;
6708     } return self;
6709 }
6710
6711 @end
6712 /* }}} */
6713
6714 /* Cydia:// Protocol {{{ */
6715 @interface CydiaURLProtocol : NSURLProtocol {
6716 }
6717
6718 @end
6719
6720 @implementation CydiaURLProtocol
6721
6722 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6723     NSURL *url([request URL]);
6724     if (url == nil)
6725         return NO;
6726     NSString *scheme([[url scheme] lowercaseString]);
6727     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6728         return NO;
6729     return YES;
6730 }
6731
6732 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6733     return request;
6734 }
6735
6736 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6737     id<NSURLProtocolClient> client([self client]);
6738     if (icon == nil)
6739         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6740     else {
6741         NSData *data(UIImagePNGRepresentation(icon));
6742
6743         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6744         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6745         [client URLProtocol:self didLoadData:data];
6746         [client URLProtocolDidFinishLoading:self];
6747     }
6748 }
6749
6750 - (void) startLoading {
6751     id<NSURLProtocolClient> client([self client]);
6752     NSURLRequest *request([self request]);
6753
6754     NSURL *url([request URL]);
6755     NSString *href([url absoluteString]);
6756
6757     NSString *path([href substringFromIndex:8]);
6758     NSRange slash([path rangeOfString:@"/"]);
6759
6760     NSString *command;
6761     if (slash.location == NSNotFound) {
6762         command = path;
6763         path = nil;
6764     } else {
6765         command = [path substringToIndex:slash.location];
6766         path = [path substringFromIndex:(slash.location + 1)];
6767     }
6768
6769     Database *database([Database sharedInstance]);
6770
6771     if ([command isEqualToString:@"package-icon"]) {
6772         if (path == nil)
6773             goto fail;
6774         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6775         Package *package([database packageWithName:path]);
6776         if (package == nil)
6777             goto fail;
6778         UIImage *icon([package icon]);
6779         [self _returnPNGWithImage:icon forRequest:request];
6780     } else if ([command isEqualToString:@"source-icon"]) {
6781         if (path == nil)
6782             goto fail;
6783         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6784         NSString *source(Simplify(path));
6785         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6786         if (icon == nil)
6787             icon = [UIImage applicationImageNamed:@"unknown.png"];
6788         [self _returnPNGWithImage:icon forRequest:request];
6789     } else if ([command isEqualToString:@"uikit-image"]) {
6790         if (path == nil)
6791             goto fail;
6792         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6793         UIImage *icon(_UIImageWithName(path));
6794         [self _returnPNGWithImage:icon forRequest:request];
6795     } else if ([command isEqualToString:@"section-icon"]) {
6796         if (path == nil)
6797             goto fail;
6798         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6799         NSString *section(Simplify(path));
6800         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6801         if (icon == nil)
6802             icon = [UIImage applicationImageNamed:@"unknown.png"];
6803         [self _returnPNGWithImage:icon forRequest:request];
6804     } else fail: {
6805         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6806     }
6807 }
6808
6809 - (void) stopLoading {
6810 }
6811
6812 @end
6813 /* }}} */
6814
6815 /* Section Controller {{{ */
6816 @interface SectionController : FilteredPackageListController {
6817     NSString *section_;
6818 }
6819
6820 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6821
6822 @end
6823
6824 @implementation SectionController
6825
6826 - (NSURL *) navigationURL {
6827     NSString *name = section_;
6828     if (name == nil)
6829         name = @"all";
6830
6831     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6832 }
6833
6834 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6835     NSString *title;
6836     if (name == nil)
6837         title = UCLocalize("ALL_PACKAGES");
6838     else if (![name isEqual:@""])
6839         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6840     else
6841         title = UCLocalize("NO_SECTION");
6842
6843     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6844         section_ = name;
6845     } return self;
6846 }
6847
6848 @end
6849 /* }}} */
6850 /* Sections Controller {{{ */
6851 @interface SectionsController : CYViewController <
6852     UITableViewDataSource,
6853     UITableViewDelegate
6854 > {
6855     _transient Database *database_;
6856     NSMutableArray *sections_;
6857     NSMutableArray *filtered_;
6858     UITableView *list_;
6859     BOOL editing_;
6860 }
6861
6862 - (id) initWithDatabase:(Database *)database;
6863 - (void) editButtonClicked;
6864
6865 @end
6866
6867 @implementation SectionsController
6868
6869 - (void) dealloc {
6870     [self releaseSubviews];
6871     [sections_ release];
6872     [filtered_ release];
6873
6874     [super dealloc];
6875 }
6876
6877 - (NSURL *) navigationURL {
6878     return [NSURL URLWithString:@"cydia://sections"];
6879 }
6880
6881 - (void) updateNavigationItem {
6882     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
6883     if ([sections_ count] == 0) {
6884         [[self navigationItem] setRightBarButtonItem:nil];
6885     } else {
6886         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
6887             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
6888             target:self
6889             action:@selector(editButtonClicked)
6890         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
6891     }
6892 }
6893
6894 - (BOOL) isEditing {
6895     return editing_;
6896 }
6897
6898 - (void) setEditing:(BOOL)editing {
6899     if ((editing_ = editing))
6900         [list_ reloadData];
6901     else
6902         [delegate_ updateData];
6903
6904     [self updateNavigationItem];
6905 }
6906
6907 - (void) viewDidAppear:(BOOL)animated {
6908     [super viewDidAppear:animated];
6909     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6910 }
6911
6912 - (void) viewWillDisappear:(BOOL)animated {
6913     [super viewWillDisappear:animated];
6914     if (editing_) [self setEditing:NO];
6915 }
6916
6917 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
6918     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
6919     return section;
6920 }
6921
6922 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
6923     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6924 }
6925
6926 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
6927     return 45.0f;
6928 }*/
6929
6930 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
6931     static NSString *reuseIdentifier = @"SectionCell";
6932
6933     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
6934     if (cell == nil)
6935         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
6936
6937     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
6938
6939     return cell;
6940 }
6941
6942 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
6943     if (editing_)
6944         return;
6945
6946     Section *section = [self sectionAtIndexPath:indexPath];
6947
6948     SectionController *controller = [[[SectionController alloc]
6949         initWithDatabase:database_
6950         section:[section name]
6951     ] autorelease];
6952     [controller setDelegate:delegate_];
6953
6954     [[self navigationController] pushViewController:controller animated:YES];
6955 }
6956
6957 - (void) loadView {
6958     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
6959
6960     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
6961     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6962     [list_ setRowHeight:45.0f];
6963     [list_ setDataSource:self];
6964     [list_ setDelegate:self];
6965     [[self view] addSubview:list_];
6966 }
6967
6968 - (void) viewDidLoad {
6969     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
6970 }
6971
6972 - (void) releaseSubviews {
6973     [list_ release];
6974     list_ = nil;
6975 }
6976
6977 - (id) initWithDatabase:(Database *)database {
6978     if ((self = [super init]) != nil) {
6979         database_ = database;
6980
6981         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6982         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6983     } return self;
6984 }
6985
6986 - (void) reloadData {
6987     [super reloadData];
6988
6989     NSArray *packages = [database_ packages];
6990
6991     [sections_ removeAllObjects];
6992     [filtered_ removeAllObjects];
6993
6994     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6995
6996     _trace();
6997     for (Package *package in packages) {
6998         NSString *name([package section]);
6999         NSString *key(name == nil ? @"" : name);
7000
7001         Section *section;
7002
7003         _profile(SectionsView$reloadData$Section)
7004             section = [sections objectForKey:key];
7005             if (section == nil) {
7006                 _profile(SectionsView$reloadData$Section$Allocate)
7007                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7008                     [sections setObject:section forKey:key];
7009                 _end
7010             }
7011         _end
7012
7013         [section addToCount];
7014
7015         _profile(SectionsView$reloadData$Filter)
7016             if (![package valid] || ![package visible])
7017                 continue;
7018         _end
7019
7020         [section addToRow];
7021     }
7022     _trace();
7023
7024     [sections_ addObjectsFromArray:[sections allValues]];
7025
7026     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7027
7028     for (Section *section in sections_) {
7029         size_t count([section row]);
7030         if (count == 0)
7031             continue;
7032
7033         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7034         [section setCount:count];
7035         [filtered_ addObject:section];
7036     }
7037
7038     [self updateNavigationItem];
7039     [list_ reloadData];
7040     _trace();
7041 }
7042
7043 - (void)editButtonClicked {
7044     [self setEditing:!editing_];
7045 }
7046
7047 @end
7048 /* }}} */
7049
7050 /* Changes Controller {{{ */
7051 @interface ChangesController : CYViewController <
7052     UITableViewDataSource,
7053     UITableViewDelegate
7054 > {
7055     _transient Database *database_;
7056     unsigned era_;
7057     CFMutableArrayRef packages_;
7058     NSMutableArray *sections_;
7059     UITableView *list_;
7060     unsigned upgrades_;
7061     BOOL hasSentFirstLoad_;
7062 }
7063
7064 - (id) initWithDatabase:(Database *)database;
7065
7066 @end
7067
7068 @implementation ChangesController
7069
7070 - (void) dealloc {
7071     [self releaseSubviews];
7072     CFRelease(packages_);
7073     [sections_ release];
7074
7075     [super dealloc];
7076 }
7077
7078 - (NSURL *) navigationURL {
7079     return [NSURL URLWithString:@"cydia://changes"];
7080 }
7081
7082 - (void) viewWillAppear:(BOOL)animated {
7083     // Loads after it appears, so don't load beforehand.
7084     loaded_ = YES;
7085     [super viewWillAppear:animated];
7086 }
7087
7088 - (void) viewDidAppear:(BOOL)animated {
7089     [super viewDidAppear:animated];
7090
7091     if (!hasSentFirstLoad_) {
7092         hasSentFirstLoad_ = YES;
7093         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7094     } else {
7095         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7096     }
7097 }
7098
7099 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7100     NSInteger count([sections_ count]);
7101     return count == 0 ? 1 : count;
7102 }
7103
7104 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7105     if ([sections_ count] == 0)
7106         return nil;
7107     return [[sections_ objectAtIndex:section] name];
7108 }
7109
7110 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7111     if ([sections_ count] == 0)
7112         return 0;
7113     return [[sections_ objectAtIndex:section] count];
7114 }
7115
7116 - (Package *) packageAtIndex:(NSUInteger)index {
7117     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7118 }
7119
7120 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7121 @synchronized (database_) {
7122     if ([database_ era] != era_)
7123         return nil;
7124
7125     NSUInteger sectionIndex([path section]);
7126     if (sectionIndex >= [sections_ count])
7127         return nil;
7128     Section *section([sections_ objectAtIndex:sectionIndex]);
7129     NSInteger row([path row]);
7130     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7131 } }
7132
7133 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7134     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7135     if (cell == nil)
7136         cell = [[[PackageCell alloc] init] autorelease];
7137     [cell setPackage:[self packageAtIndexPath:path]];
7138     return cell;
7139 }
7140
7141 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7142     Package *package([self packageAtIndexPath:path]);
7143     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7144     [view setDelegate:delegate_];
7145     [[self navigationController] pushViewController:view animated:YES];
7146     return path;
7147 }
7148
7149 - (void) refreshButtonClicked {
7150     [delegate_ beginUpdate];
7151     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7152 }
7153
7154 - (void) upgradeButtonClicked {
7155     [delegate_ distUpgrade];
7156 }
7157
7158 - (void) loadView {
7159     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7160
7161     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7162     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7163     [list_ setRowHeight:73];
7164     [list_ setDataSource:self];
7165     [list_ setDelegate:self];
7166     [[self view] addSubview:list_];
7167 }
7168
7169 - (void) viewDidLoad {
7170     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7171 }
7172
7173 - (void) releaseSubviews {
7174     [list_ release];
7175     list_ = nil;
7176 }
7177
7178 - (id) initWithDatabase:(Database *)database {
7179     if ((self = [super init]) != nil) {
7180         database_ = database;
7181
7182         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7183         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7184     } return self;
7185 }
7186
7187 - (void) _reloadPackages:(NSArray *)packages {
7188     CFRelease(packages_);
7189     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7190
7191     _trace();
7192     _profile(ChangesController$_reloadPackages$Filter)
7193         for (Package *package in packages)
7194             if ([package upgradableAndEssential:YES] || [package visible])
7195                 CFArrayAppendValue(packages_, package);
7196     _end
7197     _trace();
7198     _profile(ChangesController$_reloadPackages$radixSort)
7199         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7200     _end
7201     _trace();
7202 }
7203
7204 - (void) reloadData {
7205 @synchronized (database_) {
7206     era_ = [database_ era];
7207     NSArray *packages = [database_ packages];
7208
7209     [sections_ removeAllObjects];
7210
7211 #if 1
7212     UIProgressHUD *hud([delegate_ addProgressHUD]);
7213     [hud setText:UCLocalize("LOADING")];
7214     //NSLog(@"HUD:%@::%@", delegate_, hud);
7215     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7216     [delegate_ removeProgressHUD:hud];
7217 #else
7218     [self _reloadPackages:packages];
7219 #endif
7220
7221     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7222     Section *ignored = nil;
7223     Section *section = nil;
7224     time_t last = 0;
7225
7226     upgrades_ = 0;
7227     bool unseens = false;
7228
7229     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7230
7231     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7232         Package *package = [self packageAtIndex:offset];
7233
7234         BOOL uae = [package upgradableAndEssential:YES];
7235
7236         if (!uae) {
7237             unseens = true;
7238             time_t seen([package seen]);
7239
7240             if (section == nil || last != seen) {
7241                 last = seen;
7242
7243                 NSString *name;
7244                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7245                 [name autorelease];
7246
7247                 _profile(ChangesController$reloadData$Allocate)
7248                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7249                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7250                     [sections_ addObject:section];
7251                 _end
7252             }
7253
7254             [section addToCount];
7255         } else if ([package ignored]) {
7256             if (ignored == nil) {
7257                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7258             }
7259             [ignored addToCount];
7260         } else {
7261             ++upgrades_;
7262             [upgradable addToCount];
7263         }
7264     }
7265     _trace();
7266
7267     CFRelease(formatter);
7268
7269     if (unseens) {
7270         Section *last = [sections_ lastObject];
7271         size_t count = [last count];
7272         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7273         [sections_ removeLastObject];
7274     }
7275
7276     if ([ignored count] != 0)
7277         [sections_ insertObject:ignored atIndex:0];
7278     if (upgrades_ != 0)
7279         [sections_ insertObject:upgradable atIndex:0];
7280
7281     [list_ reloadData];
7282
7283     if (upgrades_ > 0)
7284         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7285             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7286             style:UIBarButtonItemStylePlain
7287             target:self
7288             action:@selector(upgradeButtonClicked)
7289         ] autorelease]];
7290
7291     if (![delegate_ updating])
7292         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7293             initWithTitle:UCLocalize("REFRESH")
7294             style:UIBarButtonItemStylePlain
7295             target:self
7296             action:@selector(refreshButtonClicked)
7297         ] autorelease]];
7298
7299     PrintTimes();
7300 } }
7301
7302 @end
7303 /* }}} */
7304 /* Search Controller {{{ */
7305 @interface SearchController : FilteredPackageListController <
7306     UISearchBarDelegate
7307 > {
7308     UISearchBar *search_;
7309     BOOL searchloaded_;
7310 }
7311
7312 - (id) initWithDatabase:(Database *)database;
7313 - (void) setSearchTerm:(NSString *)term;
7314 - (void) reloadData;
7315
7316 @end
7317
7318 @implementation SearchController
7319
7320 - (void) dealloc {
7321     [search_ release];
7322     [super dealloc];
7323 }
7324
7325 - (NSURL *) navigationURL {
7326     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7327         return [NSURL URLWithString:@"cydia://search"];
7328     else
7329         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7330 }
7331
7332 - (void) setSearchTerm:(NSString *)searchTerm {
7333     [search_ setText:searchTerm];
7334     [self reloadData];
7335 }
7336
7337 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7338     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7339     [search_ resignFirstResponder];
7340     [self reloadData];
7341 }
7342
7343 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7344     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7345     [self reloadData];
7346 }
7347
7348 - (id) initWithDatabase:(Database *)database {
7349     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7350         search_ = [[UISearchBar alloc] init];
7351     } return self;
7352 }
7353
7354 - (void)viewDidAppear:(BOOL)animated {
7355     [super viewDidAppear:animated];
7356
7357     if (!searchloaded_) {
7358         searchloaded_ = YES;
7359         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7360         [search_ layoutSubviews];
7361         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7362
7363         UITextField *textField;
7364         if ([search_ respondsToSelector:@selector(searchField)])
7365             textField = [search_ searchField];
7366         else
7367             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7368
7369         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7370         [search_ setDelegate:self];
7371         [textField setEnablesReturnKeyAutomatically:NO];
7372         [[self navigationItem] setTitleView:textField];
7373     }
7374 }
7375
7376 - (void) reloadData {
7377     [self setObject:[search_ text]];
7378     [super reloadData];
7379     [self resetCursor];
7380 }
7381
7382 - (void) didSelectPackage:(Package *)package {
7383     [search_ resignFirstResponder];
7384     [super didSelectPackage:package];
7385 }
7386
7387 @end
7388 /* }}} */
7389 /* Package Settings Controller {{{ */
7390 @interface PackageSettingsController : CYViewController <
7391     UITableViewDataSource,
7392     UITableViewDelegate
7393 > {
7394     _transient Database *database_;
7395     NSString *name_;
7396     Package *package_;
7397     UITableView *table_;
7398     UISwitch *subscribedSwitch_;
7399     UISwitch *ignoredSwitch_;
7400     UITableViewCell *subscribedCell_;
7401     UITableViewCell *ignoredCell_;
7402 }
7403
7404 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7405
7406 @end
7407
7408 @implementation PackageSettingsController
7409
7410 - (void) dealloc {
7411     [self releaseSubviews];
7412     [name_ release];
7413     [package_ release];
7414
7415     [super dealloc];
7416 }
7417
7418 - (NSURL *) navigationURL {
7419     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7420 }
7421
7422 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7423     if (package_ == nil)
7424         return 0;
7425
7426     return 1;
7427 }
7428
7429 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7430     if (package_ == nil)
7431         return 0;
7432
7433     return 2;
7434 }
7435
7436 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7437     return UCLocalize("CHANGE_PACKAGE_SETTINGS");
7438 }
7439
7440 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7441     return UCLocalize("SHOW_ALL_CHANGES_EX");
7442 }
7443
7444 - (void) onSubscribed:(id)control {
7445     bool value([control isOn]);
7446     if (package_ == nil)
7447         return;
7448     if ([package_ setSubscribed:value])
7449         [delegate_ updateData];
7450 }
7451
7452 - (void) onIgnored:(id)control {
7453     // TODO: set Held state - possibly call out to dpkg, etc.
7454 }
7455
7456 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7457     if (package_ == nil)
7458         return nil;
7459
7460     switch ([indexPath row]) {
7461         case 0: return subscribedCell_;
7462         case 1: return ignoredCell_;
7463
7464         _nodefault
7465     }
7466
7467     return nil;
7468 }
7469
7470 - (void) loadView {
7471     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7472
7473     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7474     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7475     [table_ setDataSource:self];
7476     [table_ setDelegate:self];
7477     [[self view] addSubview:table_];
7478
7479     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7480     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7481     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7482
7483     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7484     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7485     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7486     // Disable this switch, since it only reflects (not modifies) the ignored state.
7487     [ignoredSwitch_ setUserInteractionEnabled:NO];
7488
7489     subscribedCell_ = [[UITableViewCell alloc] init];
7490     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7491     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7492     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7493
7494     ignoredCell_ = [[UITableViewCell alloc] init];
7495     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7496     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7497     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7498     // FIXME: Ignored state is not saved.
7499     [ignoredCell_ setUserInteractionEnabled:NO];
7500 }
7501
7502 - (void) viewDidLoad {
7503     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7504 }
7505
7506 - (void) releaseSubviews {
7507     [ignoredCell_ release];
7508     ignoredCell_ = nil;
7509
7510     [subscribedCell_ release];
7511     subscribedCell_ = nil;
7512
7513     [table_ release];
7514     table_ = nil;
7515
7516     [ignoredSwitch_ release];
7517     ignoredSwitch_ = nil;
7518
7519     [subscribedSwitch_ release];
7520     subscribedSwitch_ = nil;
7521 }
7522
7523 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7524     if ((self = [super init])) {
7525         database_ = database;
7526         name_ = [package retain];
7527     } return self;
7528 }
7529
7530 - (void) reloadData {
7531     [super reloadData];
7532
7533     if (package_ != nil)
7534         [package_ autorelease];
7535     package_ = [database_ packageWithName:name_];
7536     if (package_ != nil) {
7537         [package_ retain];
7538         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7539         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7540     }
7541
7542     [table_ reloadData];
7543 }
7544
7545 @end
7546 /* }}} */
7547
7548 /* Installed Controller {{{ */
7549 @interface InstalledController : FilteredPackageListController {
7550     BOOL expert_;
7551 }
7552
7553 - (id) initWithDatabase:(Database *)database;
7554
7555 - (void) updateRoleButton;
7556 - (void) queueStatusDidChange;
7557
7558 @end
7559
7560 @implementation InstalledController
7561
7562 - (void) dealloc {
7563     [super dealloc];
7564 }
7565
7566 - (NSURL *) navigationURL {
7567     return [NSURL URLWithString:@"cydia://installed"];
7568 }
7569
7570 - (id) initWithDatabase:(Database *)database {
7571     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7572         [self updateRoleButton];
7573         [self queueStatusDidChange];
7574     } return self;
7575 }
7576
7577 #if !AlwaysReload
7578 - (void) queueButtonClicked {
7579     [delegate_ queue];
7580 }
7581 #endif
7582
7583 - (void) queueStatusDidChange {
7584 #if !AlwaysReload
7585     if (IsWildcat_) {
7586         if (Queuing_) {
7587             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7588                 initWithTitle:UCLocalize("QUEUE")
7589                 style:UIBarButtonItemStyleDone
7590                 target:self
7591                 action:@selector(queueButtonClicked)
7592             ] autorelease]];
7593         } else {
7594             [[self navigationItem] setLeftBarButtonItem:nil];
7595         }
7596     }
7597 #endif
7598 }
7599
7600 - (void) updateRoleButton {
7601     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7602         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7603             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7604             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7605             target:self
7606             action:@selector(roleButtonClicked)
7607         ] autorelease]];
7608 }
7609
7610 - (void) roleButtonClicked {
7611     [self setObject:[NSNumber numberWithBool:expert_]];
7612     [self reloadData];
7613     expert_ = !expert_;
7614
7615     [self updateRoleButton];
7616 }
7617
7618 @end
7619 /* }}} */
7620
7621 /* Source Cell {{{ */
7622 @interface SourceCell : CYTableViewCell <
7623     ContentDelegate
7624 > {
7625     UIImage *icon_;
7626     NSString *origin_;
7627     NSString *label_;
7628 }
7629
7630 - (void) setSource:(Source *)source;
7631
7632 @end
7633
7634 @implementation SourceCell
7635
7636 - (void) clearSource {
7637     [icon_ release];
7638     [origin_ release];
7639     [label_ release];
7640
7641     icon_ = nil;
7642     origin_ = nil;
7643     label_ = nil;
7644 }
7645
7646 - (void) setSource:(Source *)source {
7647     [self clearSource];
7648
7649     if (icon_ == nil)
7650         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7651     if (icon_ == nil)
7652         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7653     icon_ = [icon_ retain];
7654
7655     origin_ = [[source name] retain];
7656     label_ = [[source uri] retain];
7657
7658     [content_ setNeedsDisplay];
7659 }
7660
7661 - (void) dealloc {
7662     [self clearSource];
7663     [super dealloc];
7664 }
7665
7666 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7667     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7668         UIView *content([self contentView]);
7669         CGRect bounds([content bounds]);
7670
7671         content_ = [[ContentView alloc] initWithFrame:bounds];
7672         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7673         [content_ setBackgroundColor:[UIColor whiteColor]];
7674         [content addSubview:content_];
7675
7676         [content_ setDelegate:self];
7677         [content_ setOpaque:YES];
7678     } return self;
7679 }
7680
7681 - (NSString *) accessibilityLabel {
7682     return label_;
7683 }
7684
7685 - (void) drawContentRect:(CGRect)rect {
7686     bool highlighted(highlighted_);
7687     float width(rect.size.width);
7688
7689     if (icon_ != nil)
7690         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7691
7692     if (highlighted)
7693         UISetColor(White_);
7694
7695     if (!highlighted)
7696         UISetColor(Black_);
7697     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7698
7699     if (!highlighted)
7700         UISetColor(Blue_);
7701     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7702 }
7703
7704 @end
7705 /* }}} */
7706 /* Source Controller {{{ */
7707 @interface SourceController : FilteredPackageListController {
7708     _transient Source *source_;
7709     NSString *key_;
7710 }
7711
7712 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7713
7714 @end
7715
7716 @implementation SourceController
7717
7718 - (NSURL *) navigationURL {
7719     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7720 }
7721
7722 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7723     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7724         source_ = source;
7725         key_ = [[source key] retain];
7726     } return self;
7727 }
7728
7729 - (void) reloadData {
7730     source_ = [database_ sourceWithKey:key_];
7731     [key_ release];
7732     key_ = [[source_ key] retain];
7733     [self setObject:source_];
7734     [[self navigationItem] setTitle:[source_ label]];
7735
7736     [super reloadData];
7737 }
7738
7739 @end
7740 /* }}} */
7741 /* Sources Controller {{{ */
7742 @interface SourcesController : CYViewController <
7743     UITableViewDataSource,
7744     UITableViewDelegate
7745 > {
7746     _transient Database *database_;
7747     UITableView *list_;
7748     NSMutableArray *sources_;
7749     int offset_;
7750
7751     NSString *href_;
7752     UIProgressHUD *hud_;
7753     NSError *error_;
7754
7755     //NSURLConnection *installer_;
7756     NSURLConnection *trivial_;
7757     NSURLConnection *trivial_bz2_;
7758     NSURLConnection *trivial_gz_;
7759     //NSURLConnection *automatic_;
7760
7761     BOOL cydia_;
7762 }
7763
7764 - (id) initWithDatabase:(Database *)database;
7765 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7766
7767 @end
7768
7769 @implementation SourcesController
7770
7771 - (void) _releaseConnection:(NSURLConnection *)connection {
7772     if (connection != nil) {
7773         [connection cancel];
7774         //[connection setDelegate:nil];
7775         [connection release];
7776     }
7777 }
7778
7779 - (void) dealloc {
7780     [self releaseSubviews];
7781
7782     [href_ release];
7783     [hud_ release];
7784     [error_ release];
7785
7786     //[self _releaseConnection:installer_];
7787     [self _releaseConnection:trivial_];
7788     [self _releaseConnection:trivial_gz_];
7789     [self _releaseConnection:trivial_bz2_];
7790     //[self _releaseConnection:automatic_];
7791
7792     [sources_ release];
7793     [super dealloc];
7794 }
7795
7796 - (NSURL *) navigationURL {
7797     return [NSURL URLWithString:@"cydia://sources"];
7798 }
7799
7800 - (void) viewDidAppear:(BOOL)animated {
7801     [super viewDidAppear:animated];
7802     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7803 }
7804
7805 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7806     return offset_ == 0 ? 1 : 2;
7807 }
7808
7809 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7810     switch (section + (offset_ == 0 ? 1 : 0)) {
7811         case 0: return UCLocalize("ENTERED_BY_USER");
7812         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
7813
7814         _nodefault
7815     }
7816 }
7817
7818 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7819     int count = [sources_ count];
7820     switch (section) {
7821         case 0: return (offset_ == 0 ? count : offset_);
7822         case 1: return count - offset_;
7823
7824         _nodefault
7825     }
7826 }
7827
7828 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
7829     unsigned idx = 0;
7830     switch (indexPath.section) {
7831         case 0: idx = indexPath.row; break;
7832         case 1: idx = indexPath.row + offset_; break;
7833
7834         _nodefault
7835     }
7836     return [sources_ objectAtIndex:idx];
7837 }
7838
7839 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7840     static NSString *cellIdentifier = @"SourceCell";
7841
7842     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
7843     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
7844     [cell setSource:[self sourceAtIndexPath:indexPath]];
7845     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
7846
7847     return cell;
7848 }
7849
7850 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7851     Source *source = [self sourceAtIndexPath:indexPath];
7852
7853     SourceController *controller = [[[SourceController alloc]
7854         initWithDatabase:database_
7855         source:source
7856     ] autorelease];
7857
7858     [controller setDelegate:delegate_];
7859
7860     [[self navigationController] pushViewController:controller animated:YES];
7861 }
7862
7863 - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
7864     Source *source = [self sourceAtIndexPath:indexPath];
7865     return [source record] != nil;
7866 }
7867
7868 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
7869     Source *source = [self sourceAtIndexPath:indexPath];
7870     [Sources_ removeObjectForKey:[source key]];
7871     [delegate_ syncData];
7872 }
7873
7874 - (void) complete {
7875     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
7876         @"deb", @"Type",
7877         href_, @"URI",
7878         @"./", @"Distribution",
7879     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
7880
7881     [delegate_ syncData];
7882 }
7883
7884 - (NSString *) getWarning {
7885     NSString *href(href_);
7886     NSRange colon([href rangeOfString:@"://"]);
7887     if (colon.location != NSNotFound)
7888         href = [href substringFromIndex:(colon.location + 3)];
7889     href = [href stringByAddingPercentEscapes];
7890     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
7891     href = [href stringByCachingURLWithCurrentCDN];
7892
7893     NSURL *url([NSURL URLWithString:href]);
7894
7895     NSStringEncoding encoding;
7896     NSError *error(nil);
7897
7898     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
7899         return [warning length] == 0 ? nil : warning;
7900     return nil;
7901 }
7902
7903 - (void) _endConnection:(NSURLConnection *)connection {
7904     // XXX: the memory management in this method is horribly awkward
7905
7906     NSURLConnection **field = NULL;
7907     if (connection == trivial_)
7908         field = &trivial_;
7909     else if (connection == trivial_bz2_)
7910         field = &trivial_bz2_;
7911     else if (connection == trivial_gz_)
7912         field = &trivial_gz_;
7913     _assert(field != NULL);
7914     [connection release];
7915     *field = nil;
7916
7917     if (
7918         trivial_ == nil &&
7919         trivial_bz2_ == nil &&
7920         trivial_gz_ == nil
7921     ) {
7922         bool defer(false);
7923
7924         if (cydia_) {
7925             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
7926                 defer = true;
7927
7928                 UIAlertView *alert = [[[UIAlertView alloc]
7929                     initWithTitle:UCLocalize("SOURCE_WARNING")
7930                     message:warning
7931                     delegate:self
7932                     cancelButtonTitle:UCLocalize("CANCEL")
7933                     otherButtonTitles:
7934                         UCLocalize("ADD_ANYWAY"),
7935                     nil
7936                 ] autorelease];
7937
7938                 [alert setContext:@"warning"];
7939                 [alert setNumberOfRows:1];
7940                 [alert show];
7941             } else
7942                 [self complete];
7943         } else if (error_ != nil) {
7944             UIAlertView *alert = [[[UIAlertView alloc]
7945                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
7946                 message:[error_ localizedDescription]
7947                 delegate:self
7948                 cancelButtonTitle:UCLocalize("OK")
7949                 otherButtonTitles:nil
7950             ] autorelease];
7951
7952             [alert setContext:@"urlerror"];
7953             [alert show];
7954         } else {
7955             UIAlertView *alert = [[[UIAlertView alloc]
7956                 initWithTitle:UCLocalize("NOT_REPOSITORY")
7957                 message:UCLocalize("NOT_REPOSITORY_EX")
7958                 delegate:self
7959                 cancelButtonTitle:UCLocalize("OK")
7960                 otherButtonTitles:nil
7961             ] autorelease];
7962
7963             [alert setContext:@"trivial"];
7964             [alert show];
7965         }
7966
7967         [delegate_ setStatusBarShowsProgress:NO];
7968         [delegate_ removeProgressHUD:hud_];
7969
7970         [hud_ autorelease];
7971         hud_ = nil;
7972
7973         if (!defer) {
7974             [href_ release];
7975             href_ = nil;
7976         }
7977
7978         if (error_ != nil) {
7979             [error_ release];
7980             error_ = nil;
7981         }
7982     }
7983 }
7984
7985 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
7986     switch ([response statusCode]) {
7987         case 200:
7988             cydia_ = YES;
7989     }
7990 }
7991
7992 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
7993     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
7994     if (error_ != nil)
7995         error_ = [error retain];
7996     [self _endConnection:connection];
7997 }
7998
7999 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8000     [self _endConnection:connection];
8001 }
8002
8003 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8004     NSMutableURLRequest *request = [NSMutableURLRequest
8005         requestWithURL:[NSURL URLWithString:href]
8006         cachePolicy:NSURLRequestUseProtocolCachePolicy
8007         timeoutInterval:120.0
8008     ];
8009
8010     [request setHTTPMethod:method];
8011
8012     if (Machine_ != NULL)
8013         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8014     if (UniqueID_ != nil)
8015         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8016     if (Role_ != nil)
8017         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8018
8019     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8020 }
8021
8022 - (void)alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8023     NSString *context([alert context]);
8024
8025     if ([context isEqualToString:@"source"]) {
8026         switch (button) {
8027             case 1: {
8028                 NSString *href = [[alert textField] text];
8029
8030                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8031
8032                 if (![href hasSuffix:@"/"])
8033                     href_ = [href stringByAppendingString:@"/"];
8034                 else
8035                     href_ = href;
8036                 href_ = [href_ retain];
8037
8038                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8039                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8040                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8041                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8042
8043                 cydia_ = false;
8044
8045                 // XXX: this is stupid
8046                 hud_ = [[delegate_ addProgressHUD] retain];
8047                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8048             } break;
8049
8050             case 0:
8051             break;
8052
8053             _nodefault
8054         }
8055
8056         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8057     } else if ([context isEqualToString:@"trivial"])
8058         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8059     else if ([context isEqualToString:@"urlerror"])
8060         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8061     else if ([context isEqualToString:@"warning"]) {
8062         switch (button) {
8063             case 1:
8064                 [self complete];
8065             break;
8066
8067             case 0:
8068             break;
8069
8070             _nodefault
8071         }
8072
8073         [href_ release];
8074         href_ = nil;
8075
8076         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8077     }
8078 }
8079
8080 - (void) loadView {
8081     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8082
8083     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8084     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8085     [list_ setRowHeight:56];
8086     [list_ setDataSource:self];
8087     [list_ setDelegate:self];
8088     [[self view] addSubview:list_];
8089 }
8090
8091 - (void) viewDidLoad {
8092     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8093     [self updateButtonsForEditingStatus:NO animated:NO];
8094 }
8095
8096 - (void) releaseSubviews {
8097     [list_ release];
8098     list_ = nil;
8099 }
8100
8101 - (id) initWithDatabase:(Database *)database {
8102     if ((self = [super init]) != nil) {
8103         database_ = database;
8104         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8105     } return self;
8106 }
8107
8108 - (void) reloadData {
8109     [super reloadData];
8110
8111     pkgSourceList list;
8112     if (!list.ReadMainList())
8113         return;
8114
8115     [sources_ removeAllObjects];
8116     [sources_ addObjectsFromArray:[database_ sources]];
8117     _trace();
8118     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8119     _trace();
8120
8121     int count([sources_ count]);
8122     offset_ = 0;
8123     for (int i = 0; i != count; i++) {
8124         if ([[sources_ objectAtIndex:i] record] == nil)
8125             break;
8126         offset_++;
8127     }
8128
8129     [list_ setEditing:NO];
8130     [self updateButtonsForEditingStatus:NO animated:NO];
8131     [list_ reloadData];
8132 }
8133
8134 - (void) showAddSourcePrompt {
8135     UIAlertView *alert = [[[UIAlertView alloc]
8136         initWithTitle:UCLocalize("ENTER_APT_URL")
8137         message:nil
8138         delegate:self
8139         cancelButtonTitle:UCLocalize("CANCEL")
8140         otherButtonTitles:
8141             UCLocalize("ADD_SOURCE"),
8142         nil
8143     ] autorelease];
8144
8145     [alert setContext:@"source"];
8146     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8147
8148     [alert setNumberOfRows:1];
8149     [alert addTextFieldWithValue:@"http://" label:@""];
8150
8151     UITextInputTraits *traits = [[alert textField] textInputTraits];
8152     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8153     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8154     [traits setKeyboardType:UIKeyboardTypeURL];
8155     // XXX: UIReturnKeyDone
8156     [traits setReturnKeyType:UIReturnKeyNext];
8157
8158     [alert show];
8159 }
8160
8161 - (void) addButtonClicked {
8162     [self showAddSourcePrompt];
8163 }
8164
8165 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8166     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8167         initWithTitle:UCLocalize("ADD")
8168         style:UIBarButtonItemStylePlain
8169         target:self
8170         action:@selector(addButtonClicked)
8171     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8172
8173     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8174         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8175         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8176         target:self
8177         action:@selector(editButtonClicked)
8178     ] autorelease] animated:animated];
8179
8180     if (IsWildcat_ && !editing)
8181         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8182             initWithTitle:UCLocalize("SETTINGS")
8183             style:UIBarButtonItemStylePlain
8184             target:self
8185             action:@selector(settingsButtonClicked)
8186         ] autorelease]];
8187 }
8188
8189 - (void) settingsButtonClicked {
8190     [delegate_ showSettings];
8191 }
8192
8193 - (void) editButtonClicked {
8194     [list_ setEditing:![list_ isEditing] animated:YES];
8195
8196     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8197 }
8198
8199 @end
8200 /* }}} */
8201
8202 /* Settings Controller {{{ */
8203 @interface SettingsController : CYViewController <
8204     UITableViewDataSource,
8205     UITableViewDelegate
8206 > {
8207     _transient Database *database_;
8208     // XXX: ok, "roledelegate_"?...
8209     _transient id roledelegate_;
8210     UITableView *table_;
8211     UISegmentedControl *segment_;
8212     UIView *container_;
8213 }
8214
8215 - (void) showDoneButton;
8216 - (void) resizeSegmentedControl;
8217
8218 @end
8219
8220 @implementation SettingsController
8221
8222 - (void) dealloc {
8223     [self releaseSubviews];
8224
8225     [super dealloc];
8226 }
8227
8228 - (void) loadView {
8229     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8230
8231     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8232     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8233     [table_ setDelegate:self];
8234     [table_ setDataSource:self];
8235     [[self view] addSubview:table_];
8236
8237     NSArray *items = [NSArray arrayWithObjects:
8238         UCLocalize("USER"),
8239         UCLocalize("HACKER"),
8240         UCLocalize("DEVELOPER"),
8241     nil];
8242     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8243     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8244     [container_ addSubview:segment_];
8245 }
8246
8247 - (void) viewDidLoad {
8248     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8249
8250     int index = -1;
8251     if ([Role_ isEqualToString:@"User"]) index = 0;
8252     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8253     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8254     if (index != -1) {
8255         [segment_ setSelectedSegmentIndex:index];
8256         [self showDoneButton];
8257     }
8258
8259     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8260     [self resizeSegmentedControl];
8261 }
8262
8263 - (void) releaseSubviews {
8264     [table_ release];
8265     table_ = nil;
8266
8267     [segment_ release];
8268     segment_ = nil;
8269
8270     [container_ release];
8271     container_ = nil;
8272 }
8273
8274 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8275     if ((self = [super init])) {
8276         database_ = database;
8277         roledelegate_ = delegate;
8278     } return self;
8279 }
8280
8281 - (void) resizeSegmentedControl {
8282     CGFloat width = [[self view] frame].size.width;
8283     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8284 }
8285
8286 - (void) viewWillAppear:(BOOL)animated {
8287     [super viewWillAppear:animated];
8288
8289     [self resizeSegmentedControl];
8290 }
8291
8292 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8293     [self resizeSegmentedControl];
8294 }
8295
8296 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8297     [self resizeSegmentedControl];
8298 }
8299
8300 - (void) save {
8301     NSString *role(nil);
8302
8303     switch ([segment_ selectedSegmentIndex]) {
8304         case 0: role = @"User"; break;
8305         case 1: role = @"Hacker"; break;
8306         case 2: role = @"Developer"; break;
8307
8308         _nodefault
8309     }
8310
8311     if (![role isEqualToString:Role_]) {
8312         bool rolling(Role_ == nil);
8313         Role_ = role;
8314
8315         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8316             Role_, @"Role",
8317         nil];
8318
8319         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8320         Changed_ = true;
8321
8322         if (rolling)
8323             [roledelegate_ loadData];
8324         else
8325             [roledelegate_ updateData];
8326     }
8327 }
8328
8329 - (void) segmentChanged:(UISegmentedControl *)control {
8330     [self showDoneButton];
8331 }
8332
8333 - (void) saveAndClose {
8334     [self save];
8335
8336     [[self navigationItem] setRightBarButtonItem:nil];
8337     [[self navigationController] dismissModalViewControllerAnimated:YES];
8338 }
8339
8340 - (void) doneButtonClicked {
8341     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8342     [spinner startAnimating];
8343     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8344     [[self navigationItem] setRightBarButtonItem:spinItem];
8345
8346     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8347 }
8348
8349 - (void) showDoneButton {
8350     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8351         initWithTitle:UCLocalize("DONE")
8352         style:UIBarButtonItemStyleDone
8353         target:self
8354         action:@selector(doneButtonClicked)
8355     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8356 }
8357
8358 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8359     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8360     return 6;
8361 }
8362
8363 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8364     return 0; // :(
8365 }
8366
8367 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8368     return nil; // This method is required by the protocol.
8369 }
8370
8371 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8372     if (section == 1)
8373         return UCLocalize("ROLE_EX");
8374     if (section == 4)
8375         return [NSString stringWithFormat:
8376             @"%@: %@\n%@: %@\n%@: %@",
8377             UCLocalize("USER"), UCLocalize("USER_EX"),
8378             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8379             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8380         ];
8381     else return nil;
8382 }
8383
8384 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8385     return section == 3 ? 44.0f : 0;
8386 }
8387
8388 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8389     return section == 3 ? container_ : nil;
8390 }
8391
8392 - (void) reloadData {
8393     [super reloadData];
8394     [table_ reloadData];
8395 }
8396
8397 @end
8398 /* }}} */
8399 /* Stash Controller {{{ */
8400 @interface StashController : CYViewController {
8401     UIActivityIndicatorView *spinner_;
8402     UILabel *status_;
8403     UILabel *caption_;
8404 }
8405 @end
8406
8407 @implementation StashController
8408
8409 - (void) dealloc {
8410     [self releaseSubviews];
8411
8412     [super dealloc];
8413 }
8414
8415 - (void) loadView {
8416     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8417     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8418
8419     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8420     CGRect spinrect = [spinner_ frame];
8421     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8422     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8423     [spinner_ setFrame:spinrect];
8424     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8425     [[self view] addSubview:spinner_];
8426     [spinner_ startAnimating];
8427
8428     CGRect captrect;
8429     captrect.size.width = [[self view] frame].size.width;
8430     captrect.size.height = 40.0f;
8431     captrect.origin.x = 0;
8432     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8433     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8434     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8435     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8436     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8437     [caption_ setTextColor:[UIColor whiteColor]];
8438     [caption_ setBackgroundColor:[UIColor clearColor]];
8439     [caption_ setShadowColor:[UIColor blackColor]];
8440     [caption_ setTextAlignment:UITextAlignmentCenter];
8441     [[self view] addSubview:caption_];
8442
8443     CGRect statusrect;
8444     statusrect.size.width = [[self view] frame].size.width;
8445     statusrect.size.height = 30.0f;
8446     statusrect.origin.x = 0;
8447     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8448     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8449     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8450     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8451     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8452     [status_ setTextColor:[UIColor whiteColor]];
8453     [status_ setBackgroundColor:[UIColor clearColor]];
8454     [status_ setShadowColor:[UIColor blackColor]];
8455     [status_ setTextAlignment:UITextAlignmentCenter];
8456     [[self view] addSubview:status_];
8457 }
8458
8459 - (void) releaseSubviews {
8460     [spinner_ release];
8461     spinner_ = nil;
8462
8463     [status_ release];
8464     status_ = nil;
8465
8466     [caption_ release];
8467     caption_ = nil;
8468 }
8469
8470 @end
8471 /* }}} */
8472
8473 @interface Cydia : UIApplication <
8474     ConfirmationControllerDelegate,
8475     ProgressControllerDelegate,
8476     CydiaDelegate,
8477     UINavigationControllerDelegate,
8478     UITabBarControllerDelegate
8479 > {
8480     // XXX: evaluate all fields for _transient
8481
8482     UIWindow *window_;
8483     CYTabBarController *tabbar_;
8484
8485     NSMutableArray *essential_;
8486     NSMutableArray *broken_;
8487
8488     Database *database_;
8489
8490     NSURL *starturl_;
8491
8492     unsigned locked_;
8493     unsigned activity_;
8494
8495     StashController *stash_;
8496
8497     bool loaded_;
8498 }
8499
8500 - (void) loadData;
8501
8502 @end
8503
8504 @implementation Cydia
8505
8506 - (void) beginUpdate {
8507     [tabbar_ beginUpdate];
8508 }
8509
8510 - (BOOL) updating {
8511     return [tabbar_ updating];
8512 }
8513
8514 - (void) _loaded {
8515     if ([broken_ count] != 0) {
8516         int count = [broken_ count];
8517
8518         UIAlertView *alert = [[[UIAlertView alloc]
8519             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8520             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8521             delegate:self
8522             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8523             otherButtonTitles:
8524                 UCLocalize("TEMPORARY_IGNORE"),
8525             nil
8526         ] autorelease];
8527
8528         [alert setContext:@"fixhalf"];
8529         [alert show];
8530     } else if (!Ignored_ && [essential_ count] != 0) {
8531         int count = [essential_ count];
8532
8533         UIAlertView *alert = [[[UIAlertView alloc]
8534             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8535             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8536             delegate:self
8537             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8538             otherButtonTitles:
8539                 UCLocalize("UPGRADE_ESSENTIAL"),
8540                 UCLocalize("COMPLETE_UPGRADE"),
8541             nil
8542         ] autorelease];
8543
8544         [alert setContext:@"upgrade"];
8545         [alert show];
8546     }
8547 }
8548
8549 - (void) _saveConfig {
8550     _trace();
8551     MetaFile_.Sync();
8552     _trace();
8553
8554     if (Changed_) {
8555         NSString *error(nil);
8556
8557         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8558             _trace();
8559             NSError *error(nil);
8560             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8561                 NSLog(@"failure to save metadata data: %@", error);
8562             _trace();
8563
8564             Changed_ = false;
8565         } else {
8566             NSLog(@"failure to serialize metadata: %@", error);
8567         }
8568     }
8569 }
8570
8571 // Navigation controller for the queuing badge.
8572 - (CYNavigationController *) queueNavigationController {
8573     NSArray *controllers = [tabbar_ viewControllers];
8574     return [controllers objectAtIndex:3];
8575 }
8576
8577 - (void) _updateData {
8578     [self _saveConfig];
8579
8580     [tabbar_ reloadData];
8581
8582     CYNavigationController *navigation = [self queueNavigationController];
8583
8584     id queuedelegate = nil;
8585     if ([[navigation viewControllers] count] > 0)
8586         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8587
8588     [queuedelegate queueStatusDidChange];
8589     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8590 }
8591
8592 - (void) _refreshIfPossible {
8593     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8594
8595     bool recently = false;
8596     NSDate *update([Metadata_ objectForKey:@"LastUpdate"]);
8597     if (update != nil) {
8598         NSTimeInterval interval([update timeIntervalSinceNow]);
8599         if (interval <= 0 && interval > -(15*60))
8600             recently = true;
8601     }
8602
8603     // Don't automatic refresh if:
8604     //  - We already refreshed recently.
8605     //  - We already auto-refreshed this launch.
8606     //  - Auto-refresh is disabled.
8607     if (recently || loaded_ || ManualRefresh) {
8608         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8609
8610         // If we are cancelling, we need to make sure it knows it's already loaded.
8611         loaded_ = true;
8612         return;
8613     } else {
8614         // We are going to load, so remember that.
8615         loaded_ = true;
8616     }
8617
8618     SCNetworkReachabilityFlags flags; {
8619         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8620         SCNetworkReachabilityGetFlags(reachability, &flags);
8621         CFRelease(reachability);
8622     }
8623
8624     // XXX: this elaborate mess is what Apple is using to determine this? :(
8625     // XXX: do we care if the user has to intervene? maybe that's ok?
8626     bool reachable(
8627         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8628             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8629                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8630                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8631             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8632             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8633         )
8634     );
8635
8636     // If we can reach the server, auto-refresh!
8637     if (reachable)
8638         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8639
8640     [pool release];
8641 }
8642
8643 - (void) refreshIfPossible {
8644     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible) toTarget:self withObject:nil];
8645 }
8646
8647 - (void) _reloadData {
8648     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8649     [hud setText:UCLocalize("RELOADING_DATA")];
8650
8651     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
8652
8653     if (hud != nil)
8654         [self removeProgressHUD:hud];
8655
8656     size_t changes(0);
8657
8658     [essential_ removeAllObjects];
8659     [broken_ removeAllObjects];
8660
8661     NSArray *packages([database_ packages]);
8662     for (Package *package in packages) {
8663         if ([package half])
8664             [broken_ addObject:package];
8665         if ([package upgradableAndEssential:NO]) {
8666             if ([package essential])
8667                 [essential_ addObject:package];
8668             ++changes;
8669         }
8670     }
8671
8672     NSLog(@"changes:#%u", changes);
8673
8674     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8675     if (changes != 0) {
8676         _trace();
8677         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8678         [changesItem setBadgeValue:badge];
8679         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8680         [self setApplicationIconBadgeNumber:changes];
8681     } else {
8682         _trace();
8683         [changesItem setBadgeValue:nil];
8684         [changesItem setAnimatedBadge:NO];
8685         [self setApplicationIconBadgeNumber:0];
8686     }
8687
8688     [self _updateData];
8689
8690     [self refreshIfPossible];
8691 }
8692
8693 - (void) updateData {
8694     [self _updateData];
8695 }
8696
8697 - (void) update_ {
8698     [database_ update];
8699 }
8700
8701 - (void) syncData {
8702     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8703     _assert(file != NULL);
8704
8705     for (NSString *key in [Sources_ allKeys]) {
8706         NSDictionary *source([Sources_ objectForKey:key]);
8707
8708         fprintf(file, "%s %s %s\n",
8709             [[source objectForKey:@"Type"] UTF8String],
8710             [[source objectForKey:@"URI"] UTF8String],
8711             [[source objectForKey:@"Distribution"] UTF8String]
8712         );
8713     }
8714
8715     fclose(file);
8716
8717     [self _saveConfig];
8718
8719     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8720     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8721     if (IsWildcat_)
8722         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8723     [tabbar_ presentModalViewController:navigation animated:YES];
8724
8725     [progress
8726         detachNewThreadSelector:@selector(update_)
8727         toTarget:self
8728         withObject:nil
8729         title:UCLocalize("UPDATING_SOURCES")
8730     ];
8731 }
8732
8733 - (void) reloadData {
8734     @synchronized (self) {
8735         [self _reloadData];
8736     }
8737 }
8738
8739 - (void) resolve {
8740     pkgProblemResolver *resolver = [database_ resolver];
8741
8742     resolver->InstallProtect();
8743     if (!resolver->Resolve(true))
8744         _error->Discard();
8745 }
8746
8747 - (bool) perform {
8748     // XXX: this is a really crappy way of doing this.
8749     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8750     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8751     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8752     if ([tabbar_ updating])
8753         [tabbar_ cancelUpdate];
8754
8755     if (![database_ prepare])
8756         return false;
8757
8758     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8759     [page setDelegate:self];
8760     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8761     [confirm_ setDelegate:self];
8762
8763     if (IsWildcat_)
8764         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8765     [tabbar_ presentModalViewController:confirm_ animated:YES];
8766
8767     return true;
8768 }
8769
8770 - (void) queue {
8771     @synchronized (self) {
8772         [self perform];
8773     }
8774 }
8775
8776 - (void) clearPackage:(Package *)package {
8777     @synchronized (self) {
8778         [package clear];
8779         [self resolve];
8780         [self perform];
8781     }
8782 }
8783
8784 - (void) installPackages:(NSArray *)packages {
8785     @synchronized (self) {
8786         for (Package *package in packages)
8787             [package install];
8788         [self resolve];
8789         [self perform];
8790     }
8791 }
8792
8793 - (void) installPackage:(Package *)package {
8794     @synchronized (self) {
8795         [package install];
8796         [self resolve];
8797         [self perform];
8798     }
8799 }
8800
8801 - (void) removePackage:(Package *)package {
8802     @synchronized (self) {
8803         [package remove];
8804         [self resolve];
8805         [self perform];
8806     }
8807 }
8808
8809 - (void) distUpgrade {
8810     @synchronized (self) {
8811         if (![database_ upgrade])
8812             return;
8813         [self perform];
8814     }
8815 }
8816
8817 - (void) complete {
8818     @synchronized (self) {
8819         [self _reloadData];
8820     }
8821 }
8822
8823 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
8824     Queuing_ = false;
8825
8826     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8827
8828     if (navigation != nil) {
8829         [navigation pushViewController:progress animated:YES];
8830     } else {
8831         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8832         if (IsWildcat_)
8833             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8834         [tabbar_ presentModalViewController:navigation animated:YES];
8835     }
8836
8837     [progress
8838         detachNewThreadSelector:@selector(perform)
8839         toTarget:database_
8840         withObject:nil
8841         title:UCLocalize("RUNNING")
8842     ];
8843
8844     ++locked_;
8845 }
8846
8847 - (void) progressControllerIsComplete:(ProgressController *)progress {
8848     --locked_;
8849     [self complete];
8850 }
8851
8852 - (void) showSettings {
8853     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
8854     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
8855     if (IsWildcat_)
8856         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
8857     [tabbar_ presentModalViewController:nav animated:YES];
8858 }
8859
8860 - (void) retainNetworkActivityIndicator {
8861     if (activity_++ == 0)
8862         [self setNetworkActivityIndicatorVisible:YES];
8863 }
8864
8865 - (void) releaseNetworkActivityIndicator {
8866     if (--activity_ == 0)
8867         [self setNetworkActivityIndicatorVisible:NO];
8868 }
8869
8870 - (void) cancelAndClear:(bool)clear {
8871     @synchronized (self) {
8872         if (clear) {
8873             [database_ clear];
8874             Queuing_ = false;
8875         } else {
8876             Queuing_ = true;
8877         }
8878
8879         [self _updateData];
8880     }
8881 }
8882
8883 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8884     NSString *context([alert context]);
8885
8886     if ([context isEqualToString:@"fixhalf"]) {
8887         if (button == [alert cancelButtonIndex]) {
8888             @synchronized (self) {
8889                 for (Package *broken in broken_) {
8890                     [broken remove];
8891
8892                     NSString *id = [broken id];
8893                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8894                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8895                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8896                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8897                 }
8898
8899                 [self resolve];
8900                 [self perform];
8901             }
8902         } else if (button == [alert firstOtherButtonIndex]) {
8903             [broken_ removeAllObjects];
8904             [self _loaded];
8905         }
8906
8907         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8908     } else if ([context isEqualToString:@"upgrade"]) {
8909         if (button == [alert firstOtherButtonIndex]) {
8910             @synchronized (self) {
8911                 for (Package *essential in essential_)
8912                     [essential install];
8913
8914                 [self resolve];
8915                 [self perform];
8916             }
8917         } else if (button == [alert firstOtherButtonIndex] + 1) {
8918             [self distUpgrade];
8919         } else if (button == [alert cancelButtonIndex]) {
8920             Ignored_ = YES;
8921         }
8922
8923         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8924     }
8925 }
8926
8927 - (void) system:(NSString *)command { _pooled
8928     _trace();
8929     system([command UTF8String]);
8930     _trace();
8931 }
8932
8933 - (void) applicationWillSuspend {
8934     [database_ clean];
8935     [super applicationWillSuspend];
8936 }
8937
8938 - (BOOL) isSafeToSuspend {
8939     // Use external process status API internally.
8940     // This is probably a really bad idea.
8941     // XXX: what is the point of this? does this solve anything at all?
8942     uint64_t status = 0;
8943     int notify_token;
8944     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
8945         notify_get_state(notify_token, &status);
8946         notify_cancel(notify_token);
8947     }
8948
8949     return locked_ == 0 && status == 0;
8950 }
8951
8952 - (void) applicationSuspend:(__GSEvent *)event {
8953     if ([self isSafeToSuspend])
8954         [super applicationSuspend:event];
8955 }
8956
8957 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8958     if ([self isSafeToSuspend])
8959         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8960 }
8961
8962 - (void) _setSuspended:(BOOL)value {
8963     if ([self isSafeToSuspend])
8964         [super _setSuspended:value];
8965 }
8966
8967 - (UIProgressHUD *) addProgressHUD {
8968     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8969     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8970
8971     [window_ setUserInteractionEnabled:NO];
8972     [hud show:YES];
8973
8974     UIViewController *target = tabbar_;
8975     while ([target modalViewController] != nil) target = [target modalViewController];
8976     [[target view] addSubview:hud];
8977
8978     ++locked_;
8979     return hud;
8980 }
8981
8982 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8983     [hud show:NO];
8984     [hud removeFromSuperview];
8985     [window_ setUserInteractionEnabled:YES];
8986     --locked_;
8987 }
8988
8989 - (CYViewController *) pageForPackage:(NSString *)name {
8990     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
8991 }
8992
8993 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
8994     NSString *scheme([[url scheme] lowercaseString]);
8995     if ([[url absoluteString] length] <= [scheme length] + 3)
8996         return nil;
8997     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
8998     NSArray *components([path pathComponents]);
8999
9000     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9001         return [self pageForPackage:[components objectAtIndex:1]];
9002
9003     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9004         return nil;
9005
9006     NSString *base([components objectAtIndex:0]);
9007
9008     CYViewController *controller = nil;
9009
9010     if ([base isEqualToString:@"url"]) {
9011         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9012         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9013         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9014     } else if (!external && [components count] == 1) {
9015         if ([base isEqualToString:@"manage"]) {
9016             controller = [[[ManageController alloc] init] autorelease];
9017         }
9018
9019         if ([base isEqualToString:@"sources"]) {
9020             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9021         }
9022
9023         if ([base isEqualToString:@"home"]) {
9024             controller = [[[HomeController alloc] init] autorelease];
9025         }
9026
9027         if ([base isEqualToString:@"sections"]) {
9028             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9029         }
9030
9031         if ([base isEqualToString:@"search"]) {
9032             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9033         }
9034
9035         if ([base isEqualToString:@"changes"]) {
9036             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9037         }
9038
9039         if ([base isEqualToString:@"installed"]) {
9040             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9041         }
9042     } else if ([components count] == 2) {
9043         NSString *argument = [components objectAtIndex:1];
9044
9045         if ([base isEqualToString:@"package"]) {
9046             controller = [self pageForPackage:argument];
9047         }
9048
9049         if (!external && [base isEqualToString:@"search"]) {
9050             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9051             [(SearchController *)controller setSearchTerm:argument];
9052         }
9053
9054         if (!external && [base isEqualToString:@"sections"]) {
9055             if ([argument isEqualToString:@"all"])
9056                 argument = nil;
9057             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9058         }
9059
9060         if (!external && [base isEqualToString:@"sources"]) {
9061             if ([argument isEqualToString:@"add"]) {
9062                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9063                 [(SourcesController *)controller showAddSourcePrompt];
9064             } else {
9065                 Source *source = [database_ sourceWithKey:argument];
9066                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9067             }
9068         }
9069
9070         if (!external && [base isEqualToString:@"launch"]) {
9071             [self launchApplicationWithIdentifier:argument suspended:NO];
9072             return nil;
9073         }
9074     } else if (!external && [components count] == 3) {
9075         NSString *arg1 = [components objectAtIndex:1];
9076         NSString *arg2 = [components objectAtIndex:2];
9077
9078         if ([base isEqualToString:@"package"]) {
9079             if ([arg2 isEqualToString:@"settings"]) {
9080                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9081             } else if ([arg2 isEqualToString:@"files"]) {
9082                 if (Package *package = [database_ packageWithName:arg1]) {
9083                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9084                     [(FileTable *)controller setPackage:package];
9085                 }
9086             }
9087         }
9088     }
9089
9090     [controller setDelegate:self];
9091     return controller;
9092 }
9093
9094 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9095     CYViewController *page([self pageForURL:url forExternal:external]);
9096
9097     if (page != nil) {
9098         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9099         [nav setViewControllers:[NSArray arrayWithObject:page]];
9100         [tabbar_ setUnselectedViewController:nav];
9101     }
9102
9103     return page != nil;
9104 }
9105
9106 - (void) applicationOpenURL:(NSURL *)url {
9107     [super applicationOpenURL:url];
9108
9109     if (!loaded_) starturl_ = [url retain];
9110     else [self openCydiaURL:url forExternal:YES];
9111 }
9112
9113 - (void) applicationWillResignActive:(UIApplication *)application {
9114     // Stop refreshing if you get a phone call or lock the device.
9115     if ([tabbar_ updating])
9116         [tabbar_ cancelUpdate];
9117
9118     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9119         [super applicationWillResignActive:application];
9120 }
9121
9122 - (void) applicationWillTerminate:(UIApplication *)application {
9123     Changed_ = true;
9124     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9125     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9126     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9127
9128     [self _saveConfig];
9129 }
9130
9131 - (void) addStashController {
9132     ++locked_;
9133     stash_ = [[StashController alloc] init];
9134     [window_ addSubview:[stash_ view]];
9135 }
9136
9137 - (void) removeStashController {
9138     [[stash_ view] removeFromSuperview];
9139     [stash_ release];
9140     --locked_;
9141 }
9142
9143 - (void) stash {
9144     [self setIdleTimerDisabled:YES];
9145
9146     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9147     [self setStatusBarShowsProgress:YES];
9148     UpdateExternalStatus(1);
9149
9150     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9151
9152     UpdateExternalStatus(0);
9153     [self setStatusBarShowsProgress:NO];
9154
9155     [self removeStashController];
9156
9157     if (ExecFork() == 0) {
9158         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9159         perror("launchctl stop");
9160     }
9161 }
9162
9163 - (void) setupViewControllers {
9164     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9165
9166     NSMutableArray *items([NSMutableArray arrayWithObjects:
9167         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9168         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9169         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9170         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9171     nil]);
9172
9173     if (IsWildcat_) {
9174         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9175         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9176     } else {
9177         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9178     }
9179
9180     NSMutableArray *controllers([NSMutableArray array]);
9181     for (UITabBarItem *item in items) {
9182         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9183         [controller setTabBarItem:item];
9184         [controllers addObject:controller];
9185     }
9186     [tabbar_ setViewControllers:controllers];
9187
9188     [tabbar_ setUpdateDelegate:self];
9189 }
9190
9191 - (CYEmulatedLoadingController *)showEmulatedLoadingControllerInView:(UIView *)view {
9192     static CYEmulatedLoadingController *fake = nil;
9193
9194     if (view != nil) {
9195         if (fake == nil)
9196             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9197         [view addSubview:[fake view]];
9198     } else {
9199         [[fake view] removeFromSuperview];
9200         [fake release];
9201         fake = nil;
9202     }
9203
9204     return fake;
9205 }
9206
9207 - (void) applicationDidFinishLaunching:(id)unused {
9208 _trace();
9209     CydiaApp = self;
9210
9211     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9212         [self setApplicationSupportsShakeToEdit:NO];
9213
9214     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9215         initWithMemoryCapacity:524288
9216         diskCapacity:10485760
9217         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9218     ] autorelease]];
9219
9220     [CYBrowserController _initialize];
9221
9222     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9223
9224     Font12_ = [[UIFont systemFontOfSize:12] retain];
9225     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9226     Font14_ = [[UIFont systemFontOfSize:14] retain];
9227     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9228     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9229
9230     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9231     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9232
9233     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9234     [window_ orderFront:self];
9235     [window_ makeKey:self];
9236     [window_ setHidden:NO];
9237
9238     if (
9239         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9240         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9241         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9242         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9243         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9244         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9245         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9246         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9247         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9248         false
9249     ) {
9250         [self addStashController];
9251         // XXX: this would be much cleaner as a yieldToSelector:
9252         // that way the removeStashController could happen right here inline
9253         // we also could no longer require the useless stash_ field anymore
9254         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9255         return;
9256     }
9257
9258     database_ = [Database sharedInstance];
9259
9260     [window_ setUserInteractionEnabled:NO];
9261     [self setupViewControllers];
9262     [self showEmulatedLoadingControllerInView:window_];
9263
9264     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9265 _trace();
9266 }
9267
9268 - (void) loadData {
9269 _trace();
9270     if (Role_ == nil) {
9271         [window_ setUserInteractionEnabled:YES];
9272
9273         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9274         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9275         if (IsWildcat_)
9276             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9277         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9278
9279         return;
9280     } else {
9281         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9282             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9283         [window_ setUserInteractionEnabled:NO];
9284     }
9285
9286     [self reloadData];
9287     PrintTimes();
9288
9289     [window_ addSubview:[tabbar_ view]];
9290     [self showEmulatedLoadingControllerInView:nil];
9291     [window_ setUserInteractionEnabled:YES];
9292
9293     int selectedIndex = 0;
9294     NSMutableArray *items = nil;
9295
9296     bool recently = false;
9297     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9298     if (closed != nil) {
9299         NSTimeInterval interval([closed timeIntervalSinceNow]);
9300         // XXX: Is 15 minutes the optimal time here?
9301         if (interval <= 0 && interval > -(15*60))
9302             recently = true;
9303     }
9304
9305     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9306     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9307
9308     BOOL enough = YES;
9309     for (NSArray *entry in items)
9310         if ([entry count] <= 0)
9311             enough = NO;
9312
9313     if (!recently || !items || !enough) {
9314         selectedIndex = 0;
9315         items = [NSMutableArray array];
9316         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9317         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9318         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9319         if (!IsWildcat_) {
9320             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9321         } else {
9322             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9323             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9324         }
9325         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9326     }
9327
9328     [tabbar_ setSelectedIndex:selectedIndex];
9329     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9330         NSArray *stack = [items objectAtIndex:tab];
9331         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9332         NSMutableArray *current = [NSMutableArray array];
9333
9334         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9335             NSString *addr = [stack objectAtIndex:nav];
9336             NSURL *url = [NSURL URLWithString:addr];
9337             CYViewController *page = [self pageForURL:url forExternal:NO];
9338             if (page != nil)
9339                 [current addObject:page];
9340         }
9341
9342         [navigation setViewControllers:current];
9343     }
9344
9345     // (Try to) show the startup URL.
9346     if (starturl_ != nil) {
9347         [self openCydiaURL:starturl_ forExternal:NO];
9348         [starturl_ release];
9349         starturl_ = nil;
9350     }
9351 }
9352
9353 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9354     if (item != nil && IsWildcat_) {
9355         [sheet showFromBarButtonItem:item animated:YES];
9356     } else {
9357         [sheet showInView:window_];
9358     }
9359 }
9360
9361 @end
9362
9363 /*IMP alloc_;
9364 id Alloc_(id self, SEL selector) {
9365     id object = alloc_(self, selector);
9366     lprintf("[%s]A-%p\n", self->isa->name, object);
9367     return object;
9368 }*/
9369
9370 /*IMP dealloc_;
9371 id Dealloc_(id self, SEL selector) {
9372     id object = dealloc_(self, selector);
9373     lprintf("[%s]D-%p\n", self->isa->name, object);
9374     return object;
9375 }*/
9376
9377 Class $WebDefaultUIKitDelegate;
9378
9379 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9380     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9381         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9382     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9383 }
9384
9385 static NSNumber *shouldPlayKeyboardSounds;
9386
9387 Class $UIHardware;
9388
9389 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9390     switch (sound) {
9391         case 1104: // Keyboard Button Clicked
9392         case 1105: // Keyboard Delete Repeated
9393             if (shouldPlayKeyboardSounds == nil) {
9394                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9395                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9396             }
9397
9398             if (![shouldPlayKeyboardSounds boolValue])
9399                 break;
9400
9401         default:
9402             _UIHardware$_playSystemSound$(self, _cmd, sound);
9403     }
9404 }
9405
9406 Class $UIApplication;
9407
9408 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9409     static BOOL initialized = NO;
9410     static BOOL started = NO;
9411
9412     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9413     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9414
9415     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9416         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9417         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9418         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9419
9420         if (initialized && !enabled) {
9421             initialized = NO;
9422             [bundle performSelector:@selector(_accessibilityStopServer)];
9423         } else if (enabled) {
9424             initialized = YES;
9425             if (!started) {
9426                 started = YES;
9427                 [bundle performSelector:@selector(_accessibilityStartServer)];
9428             }
9429         }
9430     }
9431 }
9432
9433 int main(int argc, char *argv[]) { _pooled
9434     _trace();
9435
9436     if (Class $UIDevice = objc_getClass("UIDevice")) {
9437         UIDevice *device([$UIDevice currentDevice]);
9438         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9439     } else
9440         IsWildcat_ = false;
9441
9442     UIScreen *screen([UIScreen mainScreen]);
9443     if ([screen respondsToSelector:@selector(scale)])
9444         ScreenScale_ = [screen scale];
9445     else
9446         ScreenScale_ = 1;
9447
9448     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9449     if (ScreenScale_ > 1)
9450         [parts addObject:@"@2x"];
9451     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9452     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9453
9454     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9455
9456     /* Library Hacks {{{ */
9457     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9458
9459     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9460     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9461     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9462         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9463         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9464     }
9465
9466     $UIHardware = objc_getClass("UIHardware");
9467     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9468     if (UIHardware$_playSystemSound$ != NULL) {
9469         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9470         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9471     }
9472
9473     $UIApplication = objc_getClass("UIApplication");
9474     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9475     if (UIApplication$_updateApplicationAccessibility != NULL) {
9476         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9477         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9478     }
9479     /* }}} */
9480     /* Set Locale {{{ */
9481     Locale_ = CFLocaleCopyCurrent();
9482     Languages_ = [NSLocale preferredLanguages];
9483     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9484     //NSLog(@"%@", [Languages_ description]);
9485
9486     const char *lang;
9487     if (Languages_ == nil || [Languages_ count] == 0)
9488         // XXX: consider just setting to C and then falling through?
9489         lang = NULL;
9490     else {
9491         lang = [[Languages_ objectAtIndex:0] UTF8String];
9492         setenv("LANG", lang, true);
9493     }
9494
9495     //std::setlocale(LC_ALL, lang);
9496     NSLog(@"Setting Language: %s", lang);
9497     /* }}} */
9498
9499     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9500
9501     /* Parse Arguments {{{ */
9502     bool substrate(false);
9503
9504     if (argc != 0) {
9505         char **args(argv);
9506         int arge(1);
9507
9508         for (int argi(1); argi != argc; ++argi)
9509             if (strcmp(argv[argi], "--") == 0) {
9510                 arge = argi;
9511                 argv[argi] = argv[0];
9512                 argv += argi;
9513                 argc -= argi;
9514                 break;
9515             }
9516
9517         for (int argi(1); argi != arge; ++argi)
9518             if (strcmp(args[argi], "--substrate") == 0)
9519                 substrate = true;
9520             else
9521                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9522     }
9523     /* }}} */
9524
9525     App_ = [[NSBundle mainBundle] bundlePath];
9526     Home_ = NSHomeDirectory();
9527     Advanced_ = YES;
9528
9529     setuid(0);
9530     setgid(0);
9531
9532     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9533     alloc_ = alloc->method_imp;
9534     alloc->method_imp = (IMP) &Alloc_;*/
9535
9536     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9537     dealloc_ = dealloc->method_imp;
9538     dealloc->method_imp = (IMP) &Dealloc_;*/
9539
9540     /* System Information {{{ */
9541     size_t size;
9542
9543     int maxproc;
9544     size = sizeof(maxproc);
9545     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9546         perror("sysctlbyname(\"kern.maxproc\", ?)");
9547     else if (maxproc < 64) {
9548         maxproc = 64;
9549         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9550             perror("sysctlbyname(\"kern.maxproc\", #)");
9551     }
9552
9553     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9554     char *osversion = new char[size];
9555     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9556         perror("sysctlbyname(\"kern.osversion\", ?)");
9557     else
9558         System_ = [NSString stringWithUTF8String:osversion];
9559
9560     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9561     char *machine = new char[size];
9562     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9563         perror("sysctlbyname(\"hw.machine\", ?)");
9564     else
9565         Machine_ = machine;
9566
9567     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9568         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9569             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9570                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9571                 CFRelease(serial);
9572             }
9573
9574             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9575                 NSData *data((NSData *) ecid);
9576                 size_t length([data length]);
9577                 uint8_t bytes[length];
9578                 [data getBytes:bytes];
9579                 char string[length * 2 + 1];
9580                 for (size_t i(0); i != length; ++i)
9581                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9582                 ChipID_ = [NSString stringWithUTF8String:string];
9583                 CFRelease(ecid);
9584             }
9585
9586             IOObjectRelease(service);
9587         }
9588     }
9589
9590     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9591
9592     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9593     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9594     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9595
9596     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9597     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9598     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9599
9600     if (mcc != NULL && mnc != NULL)
9601         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9602
9603     if (mnc != NULL)
9604         CFRelease(mnc);
9605     if (mcc != NULL)
9606         CFRelease(mcc);
9607
9608     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9609         Build_ = [system objectForKey:@"ProductBuildVersion"];
9610     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9611         Product_ = [info objectForKey:@"SafariProductVersion"];
9612         Safari_ = [info objectForKey:@"CFBundleVersion"];
9613     }
9614     /* }}} */
9615     /* Load Database {{{ */
9616     _trace();
9617     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9618     _trace();
9619     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9620
9621     if (Metadata_ == NULL)
9622         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9623     else {
9624         Settings_ = [Metadata_ objectForKey:@"Settings"];
9625
9626         Packages_ = [Metadata_ objectForKey:@"Packages"];
9627         Sections_ = [Metadata_ objectForKey:@"Sections"];
9628         Sources_ = [Metadata_ objectForKey:@"Sources"];
9629
9630         Token_ = [Metadata_ objectForKey:@"Token"];
9631     }
9632
9633     if (Settings_ != nil)
9634         Role_ = [Settings_ objectForKey:@"Role"];
9635
9636     if (Sections_ == nil) {
9637         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9638         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9639     }
9640
9641     if (Sources_ == nil) {
9642         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9643         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9644     }
9645     /* }}} */
9646
9647     _trace();
9648     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9649     _trace();
9650
9651     if (Packages_ != nil) {
9652         bool fail(false);
9653         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9654         _trace();
9655
9656         if (!fail) {
9657             [Metadata_ removeObjectForKey:@"Packages"];
9658             Packages_ = nil;
9659             Changed_ = true;
9660         }
9661     }
9662
9663     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9664
9665     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", F_OK) == 0)
9666         dlopen("/Library/MobileSubstrate/DynamicLibraries/SimulatedKeyEvents.dylib", RTLD_LAZY | RTLD_GLOBAL);
9667     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
9668         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
9669     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9670         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9671
9672     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9673
9674     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9675         unlink("/tmp/.cydia.fw");
9676         goto firmware;
9677     } else if (access("/User", F_OK) != 0 || version < 2) {
9678       firmware:
9679         _trace();
9680         system("/usr/libexec/cydia/firmware.sh");
9681         _trace();
9682     }
9683
9684     _assert([[NSFileManager defaultManager]
9685         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9686         withIntermediateDirectories:YES
9687         attributes:nil
9688         error:NULL
9689     ]);
9690
9691     if (access("/tmp/cydia.chk", F_OK) == 0) {
9692         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9693             _assert(errno == ENOENT);
9694         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9695             _assert(errno == ENOENT);
9696     }
9697
9698     /* APT Initialization {{{ */
9699     _assert(pkgInitConfig(*_config));
9700     _assert(pkgInitSystem(*_config, _system));
9701
9702     if (lang != NULL)
9703         _config->Set("APT::Acquire::Translation", lang);
9704
9705     // XXX: this timeout might be important :(
9706     //_config->Set("Acquire::http::Timeout", 15);
9707
9708     _config->Set("Acquire::http::MaxParallel", 3);
9709     /* }}} */
9710     /* Color Choices {{{ */
9711     space_ = CGColorSpaceCreateDeviceRGB();
9712
9713     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9714     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9715     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9716     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9717     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9718     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9719     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9720     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9721     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9722
9723     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9724     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9725     /* }}}*/
9726     /* UIKit Configuration {{{ */
9727     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9728     if ($GSFontSetUseLegacyFontMetrics != NULL)
9729         $GSFontSetUseLegacyFontMetrics(YES);
9730
9731     // XXX: I have a feeling this was important
9732     //UIKeyboardDisableAutomaticAppearance();
9733     /* }}} */
9734
9735     Colon_ = UCLocalize("COLON_DELIMITED");
9736     Elision_ = UCLocalize("ELISION");
9737     Error_ = UCLocalize("ERROR");
9738     Warning_ = UCLocalize("WARNING");
9739
9740     _trace();
9741     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9742
9743     CGColorSpaceRelease(space_);
9744     CFRelease(Locale_);
9745
9746     return value;
9747 }