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
 311 @end
 312
 313 @implementation CYAlertView
 314
 315 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 316     if ((self = [super init]) != nil) {
 317         [self setTitle:title];
 318         [self setDelegate:self];
 319         for (NSString *button in buttons) [self addButtonWithTitle:button];
 320         [self setCancelButtonIndex:index];
 321     } return self;
 322 }
 323
 324 - (void) _updateFrameForDisplay {
 325     [super _updateFrameForDisplay];
 326     if ([self cancelButtonIndex] == -1) {
 327         NSArray *buttons = [self buttons];
 328         if ([buttons count]) {
 329             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 330             for (UIThreePartButton *button in buttons)
 331                 [button setBackground:background forState:0];
 332         }
 333     }
 334 }
 335
 336 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 337     button_ = buttonIndex + 1;
 338 }
 339
 340 - (void) dismiss {
 341     [self dismissWithClickedButtonIndex:-1 animated:YES];
 342 }
 343
 344 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 345     [self setRunsModal:YES];
 346     button_ = 0;
 347     [self show];
 348     return button_;
 349 }
 350
 351 @end
 352 /* }}} */
 353
 354 /* NSForcedOrderingSearch doesn't work on the iPhone */
 355 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 356 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 357 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 358
 359 #define lprintf(args...) fprintf(stderr, args)
 360
 361 #define ForRelease 1
 362 #define TraceLogging (1 && !ForRelease)
 363 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 364 #define ProfileTimes (0 && !ForRelease)
 365 #define ForSaurik (0 && !ForRelease)
 366 #define LogBrowser (0 && !ForRelease)
 367 #define TrackResize (0 && !ForRelease)
 368 #define ManualRefresh (1 && !ForRelease)
 369 #define ShowInternals (0 && !ForRelease)
 370 #define AlwaysReload (0 && !ForRelease)
 371 #define TryIndexedCollation (0 && !ForRelease)
 372
 373 #if !TraceLogging
 374 #undef _trace
 375 #define _trace(args...)
 376 #endif
 377
 378 #if !ProfileTimes
 379 #undef _profile
 380 #define _profile(name) {
 381 #undef _end
 382 #define _end }
 383 #define PrintTimes() do {} while (false)
 384 #endif
 385
 386 /* Radix Sort {{{ */
 387 typedef uint32_t (*SKRadixFunction)(id, void *);
 388
 389 @interface NSMutableArray (Radix)
 390 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 391 @end
 392
 393 struct RadixItem_ {
 394     size_t index;
 395     uint32_t key;
 396 };
 397
 398 @implementation NSMutableArray (Radix)
 399
 400 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 401     size_t count([self count]);
 402     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 403
 404     for (size_t i(0); i != count; ++i) {
 405         RadixItem_ &item(swap[i]);
 406         item.index = i;
 407
 408         id object([self objectAtIndex:i]);
 409         item.key = function(object, argument);
 410     }
 411
 412     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 413
 414     static const size_t width = 32;
 415     static const size_t bits = 11;
 416     static const size_t slots = 1 << bits;
 417     static const size_t passes = (width + (bits - 1)) / bits;
 418
 419     size_t *hist(new size_t[slots]);
 420
 421     for (size_t pass(0); pass != passes; ++pass) {
 422         memset(hist, 0, sizeof(size_t) * slots);
 423
 424         for (size_t i(0); i != count; ++i) {
 425             uint32_t key(lhs[i].key);
 426             key >>= pass * bits;
 427             key &= _not(uint32_t) >> width - bits;
 428             ++hist[key];
 429         }
 430
 431         size_t offset(0);
 432         for (size_t i(0); i != slots; ++i) {
 433             size_t local(offset);
 434             offset += hist[i];
 435             hist[i] = local;
 436         }
 437
 438         for (size_t i(0); i != count; ++i) {
 439             uint32_t key(lhs[i].key);
 440             key >>= pass * bits;
 441             key &= _not(uint32_t) >> width - bits;
 442             rhs[hist[key]++] = lhs[i];
 443         }
 444
 445         RadixItem_ *tmp(lhs);
 446         lhs = rhs;
 447         rhs = tmp;
 448     }
 449
 450     delete [] hist;
 451
 452     const void **values(new const void *[count]);
 453     for (size_t i(0); i != count; ++i)
 454         values[i] = [self objectAtIndex:lhs[i].index];
 455     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 456     delete [] values;
 457
 458     delete [] swap;
 459 }
 460
 461 @end
 462 /* }}} */
 463 /* Insertion Sort {{{ */
 464
 465 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 466     const char *ptr = (const char *)list;
 467     while (0 < count) {
 468         CFIndex half = count / 2;
 469         const char *probe = ptr + elementSize * half;
 470         CFComparisonResult cr = comparator(element, probe, context);
 471     if (0 == cr) return (probe - (const char *)list) / elementSize;
 472         ptr = (cr < 0) ? ptr : probe + elementSize;
 473         count = (cr < 0) ? half : (half + (count & 1) - 1);
 474     }
 475     return (ptr - (const char *)list) / elementSize;
 476 }
 477
 478 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 479     const char *ptr = (const char *)list;
 480     while (0 < count) {
 481         CFIndex half = count / 2;
 482         const char *probe = ptr + elementSize * half;
 483         CFComparisonResult cr = comparator(element, probe, context);
 484     if (0 == cr) return (probe - (const char *)list) / elementSize;
 485         ptr = (cr < 0) ? ptr : probe + elementSize;
 486         count = (cr < 0) ? half : (half + (count & 1) - 1);
 487     }
 488     return (ptr - (const char *)list) / elementSize;
 489 }
 490
 491 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 492     if (range.length == 0)
 493         return;
 494     const void **values(new const void *[range.length]);
 495     CFArrayGetValues(array, range, values);
 496
 497 #if HistogramInsertionSort > 0
 498     uint32_t total(0), *offsets(new uint32_t[range.length]);
 499 #endif
 500
 501     for (CFIndex index(1); index != range.length; ++index) {
 502         const void *value(values[index]);
 503         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 504         CFIndex correct(index);
 505         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 506 #if HistogramInsertionSort > 1
 507             NSLog(@"%@ < %@", value, values[correct - 1]);
 508 #endif
 509             if (--correct == 0)
 510                 break;
 511         }
 512         if (correct != index) {
 513             size_t offset(index - correct);
 514 #if HistogramInsertionSort
 515             total += offset;
 516             ++offsets[offset];
 517             if (offset > 10)
 518                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 519 #endif
 520             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 521             values[correct] = value;
 522         }
 523     }
 524
 525     CFArrayReplaceValues(array, range, values, range.length);
 526     delete [] values;
 527
 528 #if HistogramInsertionSort > 0
 529     for (CFIndex index(0); index != range.length; ++index)
 530         if (offsets[index] != 0)
 531             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 532     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 533     delete [] offsets;
 534 #endif
 535 }
 536
 537 /* }}} */
 538
 539 /* Apple Bug Fixes {{{ */
 540 @implementation UIWebDocumentView (Cydia)
 541
 542 - (void) _setScrollerOffset:(CGPoint)offset {
 543     UIScroller *scroller([self _scroller]);
 544
 545     CGSize size([scroller contentSize]);
 546     CGSize bounds([scroller bounds].size);
 547
 548     CGPoint max;
 549     max.x = size.width - bounds.width;
 550     max.y = size.height - bounds.height;
 551
 552     // wtf Apple?!
 553     if (max.x < 0)
 554         max.x = 0;
 555     if (max.y < 0)
 556         max.y = 0;
 557
 558     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 559     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 560
 561     [scroller setOffset:offset];
 562 }
 563
 564 @end
 565 /* }}} */
 566
 567 @implementation WebScriptObject (NSFastEnumeration)
 568
 569 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 570     size_t length([self count] - state->state);
 571     if (length <= 0)
 572         return 0;
 573     else if (length > count)
 574         length = count;
 575     for (size_t i(0); i != length; ++i)
 576         objects[i] = [self objectAtIndex:state->state++];
 577     state->itemsPtr = objects;
 578     state->mutationsPtr = (unsigned long *) self;
 579     return length;
 580 }
 581
 582 @end
 583
 584 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 585     size_t length([self length] - state->state);
 586     if (length <= 0)
 587         return 0;
 588     else if (length > count)
 589         length = count;
 590     for (size_t i(0); i != length; ++i)
 591         objects[i] = [self item:state->state++];
 592     state->itemsPtr = objects;
 593     state->mutationsPtr = (unsigned long *) self;
 594     return length;
 595 }
 596
 597 /* Cydia NSString Additions {{{ */
 598 @interface NSString (Cydia)
 599 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 600 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 601 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 602 - (NSComparisonResult) compareByPath:(NSString *)other;
 603 - (NSString *) stringByCachingURLWithCurrentCDN;
 604 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 605 @end
 606
 607 @implementation NSString (Cydia)
 608
 609 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 610     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 611 }
 612
 613 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 614     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 615     memcpy(data, bytes, length);
 616     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 617 }
 618
 619 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 620     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 621 }
 622
 623 - (NSComparisonResult) compareByPath:(NSString *)other {
 624     NSString *prefix = [self commonPrefixWithString:other options:0];
 625     size_t length = [prefix length];
 626
 627     NSRange lrange = NSMakeRange(length, [self length] - length);
 628     NSRange rrange = NSMakeRange(length, [other length] - length);
 629
 630     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 631     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 632
 633     NSComparisonResult value;
 634
 635     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 636         value = NSOrderedSame;
 637     else if (lrange.location == NSNotFound)
 638         value = NSOrderedAscending;
 639     else if (rrange.location == NSNotFound)
 640         value = NSOrderedDescending;
 641     else
 642         value = NSOrderedSame;
 643
 644     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 645         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 646     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 647         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 648
 649     NSComparisonResult result = [lpath compare:rpath];
 650     return result == NSOrderedSame ? value : result;
 651 }
 652
 653 - (NSString *) stringByCachingURLWithCurrentCDN {
 654     return [self
 655         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 656         withString:@"://cache.cydia.saurik.com/"
 657     ];
 658 }
 659
 660 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 661     return [(id)CFURLCreateStringByAddingPercentEscapes(
 662         kCFAllocatorDefault,
 663         (CFStringRef) self,
 664         NULL,
 665         CFSTR(";/?:@&=+$,"),
 666         kCFStringEncodingUTF8
 667     ) autorelease];
 668 }
 669
 670 @end
 671 /* }}} */
 672
 673 /* C++ NSString Wrapper Cache {{{ */
 674 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 675     return size == 0 ? NULL :
 676         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 677         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 678 }
 679
 680 static _finline CFStringRef CYStringCreate(const char *data) {
 681     return CYStringCreate(data, strlen(data));
 682 }
 683
 684 class CYString {
 685   private:
 686     char *data_;
 687     size_t size_;
 688     CFStringRef cache_;
 689
 690     _finline void clear_() {
 691         if (cache_ != NULL) {
 692             CFRelease(cache_);
 693             cache_ = NULL;
 694         }
 695     }
 696
 697   public:
 698     _finline bool empty() const {
 699         return size_ == 0;
 700     }
 701
 702     _finline size_t size() const {
 703         return size_;
 704     }
 705
 706     _finline char *data() const {
 707         return data_;
 708     }
 709
 710     _finline void clear() {
 711         size_ = 0;
 712         clear_();
 713     }
 714
 715     _finline CYString() :
 716         data_(0),
 717         size_(0),
 718         cache_(NULL)
 719     {
 720     }
 721
 722     _finline ~CYString() {
 723         clear_();
 724     }
 725
 726     void operator =(const CYString &rhs) {
 727         data_ = rhs.data_;
 728         size_ = rhs.size_;
 729
 730         if (rhs.cache_ == nil)
 731             cache_ = NULL;
 732         else
 733             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 734     }
 735
 736     void copy(apr_pool_t *pool) {
 737         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 738         memcpy(temp, data_, size_);
 739         temp[size_] = '\0';
 740         data_ = temp;
 741     }
 742
 743     void set(apr_pool_t *pool, const char *data, size_t size) {
 744         if (size == 0)
 745             clear();
 746         else {
 747             clear_();
 748
 749             data_ = const_cast<char *>(data);
 750             size_ = size;
 751
 752             if (pool != NULL)
 753                 copy(pool);
 754         }
 755     }
 756
 757     _finline void set(apr_pool_t *pool, const char *data) {
 758         set(pool, data, data == NULL ? 0 : strlen(data));
 759     }
 760
 761     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 762         set(pool, rhs.data(), rhs.size());
 763     }
 764
 765     bool operator ==(const CYString &rhs) const {
 766         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 767     }
 768
 769     _finline operator CFStringRef() {
 770         if (cache_ == NULL)
 771             cache_ = CYStringCreate(data_, size_);
 772         return cache_;
 773     }
 774
 775     _finline operator id() {
 776         return (NSString *) static_cast<CFStringRef>(*this);
 777     }
 778
 779     _finline operator const char *() {
 780         return reinterpret_cast<const char *>(data_);
 781     }
 782 };
 783 /* }}} */
 784 /* C++ NSString Algorithm Adapters {{{ */
 785 extern "C" {
 786     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 787 }
 788
 789 struct NSStringMapHash :
 790     std::unary_function<NSString *, size_t>
 791 {
 792     _finline size_t operator ()(NSString *value) const {
 793         return CFStringHashNSString((CFStringRef) value);
 794     }
 795 };
 796
 797 struct NSStringMapLess :
 798     std::binary_function<NSString *, NSString *, bool>
 799 {
 800     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 801         return [lhs compare:rhs] == NSOrderedAscending;
 802     }
 803 };
 804
 805 struct NSStringMapEqual :
 806     std::binary_function<NSString *, NSString *, bool>
 807 {
 808     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 809         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 810         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 811         //[lhs isEqualToString:rhs];
 812     }
 813 };
 814 /* }}} */
 815
 816 /* Perl-Compatible RegEx {{{ */
 817 class Pcre {
 818   private:
 819     pcre *code_;
 820     pcre_extra *study_;
 821     int capture_;
 822     int *matches_;
 823     const char *data_;
 824
 825   public:
 826     Pcre(const char *regex) :
 827         study_(NULL)
 828     {
 829         const char *error;
 830         int offset;
 831         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 832
 833         if (code_ == NULL) {
 834             lprintf("%d:%s\n", offset, error);
 835             _assert(false);
 836         }
 837
 838         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 839         matches_ = new int[(capture_ + 1) * 3];
 840     }
 841
 842     ~Pcre() {
 843         pcre_free(code_);
 844         delete matches_;
 845     }
 846
 847     NSString *operator [](size_t match) {
 848         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 849     }
 850
 851     bool operator ()(NSString *data) {
 852         // XXX: length is for characters, not for bytes
 853         return operator ()([data UTF8String], [data length]);
 854     }
 855
 856     bool operator ()(const char *data, size_t size) {
 857         data_ = data;
 858         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 859     }
 860 };
 861 /* }}} */
 862 /* Mime Addresses {{{ */
 863 @interface Address : NSObject {
 864     NSString *name_;
 865     NSString *address_;
 866 }
 867
 868 - (NSString *) name;
 869 - (NSString *) address;
 870
 871 - (void) setAddress:(NSString *)address;
 872
 873 + (Address *) addressWithString:(NSString *)string;
 874 - (Address *) initWithString:(NSString *)string;
 875
 876 @end
 877
 878 @implementation Address
 879
 880 - (void) dealloc {
 881     [name_ release];
 882     if (address_ != nil)
 883         [address_ release];
 884     [super dealloc];
 885 }
 886
 887 - (NSString *) name {
 888     return name_;
 889 }
 890
 891 - (NSString *) address {
 892     return address_;
 893 }
 894
 895 - (void) setAddress:(NSString *)address {
 896     if (address_ != nil)
 897         [address_ autorelease];
 898     if (address == nil)
 899         address_ = nil;
 900     else
 901         address_ = [address retain];
 902 }
 903
 904 + (Address *) addressWithString:(NSString *)string {
 905     return [[[Address alloc] initWithString:string] autorelease];
 906 }
 907
 908 + (NSArray *) _attributeKeys {
 909     return [NSArray arrayWithObjects:
 910         @"address",
 911         @"name",
 912     nil];
 913 }
 914
 915 - (NSArray *) attributeKeys {
 916     return [[self class] _attributeKeys];
 917 }
 918
 919 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 920     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 921 }
 922
 923 - (Address *) initWithString:(NSString *)string {
 924     if ((self = [super init]) != nil) {
 925         const char *data = [string UTF8String];
 926         size_t size = [string length];
 927
 928         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 929
 930         if (address_r(data, size)) {
 931             name_ = [address_r[1] retain];
 932             address_ = [address_r[2] retain];
 933         } else {
 934             name_ = [string retain];
 935             address_ = nil;
 936         }
 937     } return self;
 938 }
 939
 940 @end
 941 /* }}} */
 942 /* CoreGraphics Primitives {{{ */
 943 class CYColor {
 944   private:
 945     CGColorRef color_;
 946
 947     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 948         CGFloat color[] = {red, green, blue, alpha};
 949         return CGColorCreate(space, color);
 950     }
 951
 952   public:
 953     CYColor() :
 954         color_(NULL)
 955     {
 956     }
 957
 958     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 959         color_(Create_(space, red, green, blue, alpha))
 960     {
 961         Set(space, red, green, blue, alpha);
 962     }
 963
 964     void Clear() {
 965         if (color_ != NULL)
 966             CGColorRelease(color_);
 967     }
 968
 969     ~CYColor() {
 970         Clear();
 971     }
 972
 973     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 974         Clear();
 975         color_ = Create_(space, red, green, blue, alpha);
 976     }
 977
 978     operator CGColorRef() {
 979         return color_;
 980     }
 981 };
 982 /* }}} */
 983
 984 /* Random Global Variables {{{ */
 985 static const int PulseInterval_ = 50000;
 986
 987 static const NSString *UI_;
 988
 989 static int Finish_;
 990 static bool RestartSubstrate_;
 991 static NSArray *Finishes_;
 992
 993 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 994 #define NotifyConfig_ "/etc/notify.conf"
 995
 996 static bool Queuing_;
 997
 998 static CYColor Blue_;
 999 static CYColor Blueish_;
1000 static CYColor Black_;
1001 static CYColor Off_;
1002 static CYColor White_;
1003 static CYColor Gray_;
1004 static CYColor Green_;
1005 static CYColor Purple_;
1006 static CYColor Purplish_;
1007
1008 static UIColor *InstallingColor_;
1009 static UIColor *RemovingColor_;
1010
1011 static NSString *App_;
1012 static NSString *Home_;
1013
1014 static BOOL Advanced_;
1015 static BOOL Ignored_;
1016
1017 static UIFont *Font12_;
1018 static UIFont *Font12Bold_;
1019 static UIFont *Font14_;
1020 static UIFont *Font18Bold_;
1021 static UIFont *Font22Bold_;
1022
1023 static const char *Machine_ = NULL;
1024 static NSString *System_ = nil;
1025 static NSString *SerialNumber_ = nil;
1026 static NSString *ChipID_ = nil;
1027 static NSString *Token_ = nil;
1028 static NSString *UniqueID_ = nil;
1029 static NSString *PLMN_ = nil;
1030 static NSString *Build_ = nil;
1031 static NSString *Product_ = nil;
1032 static NSString *Safari_ = nil;
1033
1034 static CFLocaleRef Locale_;
1035 static NSArray *Languages_;
1036 static CGColorSpaceRef space_;
1037
1038 static NSDictionary *SectionMap_;
1039 static NSMutableDictionary *Metadata_;
1040 static _transient NSMutableDictionary *Settings_;
1041 static _transient NSString *Role_;
1042 static _transient NSMutableDictionary *Packages_;
1043 static _transient NSMutableDictionary *Sections_;
1044 static _transient NSMutableDictionary *Sources_;
1045 static bool Changed_;
1046 static time_t now_;
1047
1048 bool IsWildcat_;
1049 static CGFloat ScreenScale_;
1050 /* }}} */
1051
1052 /* Display Helpers {{{ */
1053 inline float Interpolate(float begin, float end, float fraction) {
1054     return (end - begin) * fraction + begin;
1055 }
1056
1057 static _finline const char *StripVersion_(const char *version) {
1058     const char *colon(strchr(version, ':'));
1059     return colon == NULL ? version : colon + 1;
1060 }
1061
1062 NSString *LocalizeSection(NSString *section) {
1063     static Pcre title_r("^(.*?) \\((.*)\\)$");
1064     if (title_r(section)) {
1065         NSString *parent(title_r[1]);
1066         NSString *child(title_r[2]);
1067
1068         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1069             LocalizeSection(parent),
1070             LocalizeSection(child)
1071         ];
1072     }
1073
1074     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1075 }
1076
1077 NSString *Simplify(NSString *title) {
1078     const char *data = [title UTF8String];
1079     size_t size = [title length];
1080
1081     static Pcre square_r("^\\[(.*)\\]$");
1082     if (square_r(data, size))
1083         return Simplify(square_r[1]);
1084
1085     static Pcre paren_r("^\\((.*)\\)$");
1086     if (paren_r(data, size))
1087         return Simplify(paren_r[1]);
1088
1089     static Pcre title_r("^(.*?) \\((.*)\\)$");
1090     if (title_r(data, size))
1091         return Simplify(title_r[1]);
1092
1093     return title;
1094 }
1095 /* }}} */
1096
1097 NSString *GetLastUpdate() {
1098     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1099
1100     if (update == nil)
1101         return UCLocalize("NEVER_OR_UNKNOWN");
1102
1103     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1104     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1105
1106     CFRelease(formatter);
1107
1108     return [(NSString *) formatted autorelease];
1109 }
1110
1111 bool isSectionVisible(NSString *section) {
1112     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1113     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1114     return hidden == nil || ![hidden boolValue];
1115 }
1116
1117 @class Cydia;
1118
1119 /* Delegate Prototypes {{{ */
1120 @class Package;
1121 @class Source;
1122
1123 @interface NSObject (ProgressDelegate)
1124 @end
1125
1126 @protocol ProgressDelegate
1127 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1128 - (void) setProgressTitle:(NSString *)title;
1129 - (void) setProgressPercent:(NSNumber *)percent;
1130 - (void) startProgress;
1131 - (void) addProgressOutput:(NSString *)output;
1132 - (bool) isProgressCancelled;
1133 @end
1134
1135 @protocol ConfigurationDelegate
1136 - (void) repairWithSelector:(SEL)selector;
1137 - (void) setConfigurationData:(NSString *)data;
1138 @end
1139
1140 @class CYPackageController;
1141
1142 @protocol CydiaDelegate
1143 - (void) retainNetworkActivityIndicator;
1144 - (void) releaseNetworkActivityIndicator;
1145 - (void) clearPackage:(Package *)package;
1146 - (void) installPackage:(Package *)package;
1147 - (void) installPackages:(NSArray *)packages;
1148 - (void) removePackage:(Package *)package;
1149 - (void) beginUpdate;
1150 - (BOOL) updating;
1151 - (void) distUpgrade;
1152 - (void) loadData;
1153 - (void) updateData;
1154 - (void) syncData;
1155 - (void) addTrivialSource:(NSString *)href;
1156 - (void) showSettings;
1157 - (UIProgressHUD *) addProgressHUD;
1158 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1159 - (CYViewController *) pageForPackage:(NSString *)name;
1160 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1161 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1162 @end
1163
1164 static NSObject<CydiaDelegate> *CydiaApp;
1165 /* }}} */
1166
1167 /* Status Delegation {{{ */
1168 class Status :
1169     public pkgAcquireStatus
1170 {
1171   private:
1172     _transient NSObject<ProgressDelegate> *delegate_;
1173
1174   public:
1175     Status() :
1176         delegate_(nil)
1177     {
1178     }
1179
1180     void setDelegate(id delegate) {
1181         delegate_ = delegate;
1182     }
1183
1184     NSObject<ProgressDelegate> *getDelegate() const {
1185         return delegate_;
1186     }
1187
1188     virtual bool MediaChange(std::string media, std::string drive) {
1189         return false;
1190     }
1191
1192     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1193     }
1194
1195     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1196         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1197         [delegate_
1198             performSelectorOnMainThread:@selector(setProgressTitle:)
1199             withObject:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]
1200             waitUntilDone:YES
1201         ];
1202     }
1203
1204     virtual void Done(pkgAcquire::ItemDesc &item) {
1205     }
1206
1207     virtual void Fail(pkgAcquire::ItemDesc &item) {
1208         if (
1209             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1210             item.Owner->Status == pkgAcquire::Item::StatDone
1211         )
1212             return;
1213
1214         std::string &error(item.Owner->ErrorText);
1215         if (error.empty())
1216             return;
1217
1218         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1219         NSArray *fields([description componentsSeparatedByString:@" "]);
1220         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1221
1222         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1223             withObject:[NSArray arrayWithObjects:
1224                 [NSString stringWithUTF8String:error.c_str()],
1225                 source,
1226             nil]
1227             waitUntilDone:YES
1228         ];
1229     }
1230
1231     virtual bool Pulse(pkgAcquire *Owner) {
1232         bool value = pkgAcquireStatus::Pulse(Owner);
1233
1234         float percent(
1235             double(CurrentBytes + CurrentItems) /
1236             double(TotalBytes + TotalItems)
1237         );
1238
1239         [delegate_ setProgressPercent:[NSNumber numberWithFloat:percent]];
1240         return [delegate_ isProgressCancelled] ? false : value;
1241     }
1242
1243     virtual void Start() {
1244         pkgAcquireStatus::Start();
1245         [delegate_ startProgress];
1246     }
1247
1248     virtual void Stop() {
1249         pkgAcquireStatus::Stop();
1250     }
1251 };
1252 /* }}} */
1253
1254 /* Database Interface {{{ */
1255 typedef std::map< unsigned long, _H<Source> > SourceMap;
1256
1257 @interface Database : NSObject {
1258     NSZone *zone_;
1259     apr_pool_t *pool_;
1260
1261     unsigned era_;
1262
1263     pkgCacheFile cache_;
1264     pkgDepCache::Policy *policy_;
1265     pkgRecords *records_;
1266     pkgProblemResolver *resolver_;
1267     pkgAcquire *fetcher_;
1268     FileFd *lock_;
1269     SPtr<pkgPackageManager> manager_;
1270     pkgSourceList *list_;
1271
1272     SourceMap sourceMap_;
1273     NSMutableArray *sourceList_;
1274
1275     CFMutableArrayRef packages_;
1276
1277     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1278     Status status_;
1279
1280     int cydiafd_;
1281     int statusfd_;
1282     FILE *input_;
1283
1284     std::map<const char *, _H<NSString> > sections_;
1285 }
1286
1287 + (Database *) sharedInstance;
1288 - (unsigned) era;
1289
1290 - (void) _readCydia:(NSNumber *)fd;
1291 - (void) _readStatus:(NSNumber *)fd;
1292 - (void) _readOutput:(NSNumber *)fd;
1293
1294 - (FILE *) input;
1295
1296 - (Package *) packageWithName:(NSString *)name;
1297
1298 - (pkgCacheFile &) cache;
1299 - (pkgDepCache::Policy *) policy;
1300 - (pkgRecords *) records;
1301 - (pkgProblemResolver *) resolver;
1302 - (pkgAcquire &) fetcher;
1303 - (pkgSourceList &) list;
1304 - (NSArray *) packages;
1305 - (NSArray *) sources;
1306 - (Source *) sourceWithKey:(NSString *)key;
1307 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1308
1309 - (void) configure;
1310 - (bool) prepare;
1311 - (void) perform;
1312 - (bool) upgrade;
1313 - (void) update;
1314
1315 - (void) updateWithStatus:(Status &)status;
1316
1317 - (void) setDelegate:(id)delegate;
1318 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1319
1320 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1321
1322 @end
1323 /* }}} */
1324 /* Delegate Helpers {{{ */
1325 @implementation NSObject (ProgressDelegate)
1326
1327 - (void) _setProgressErrorPackage:(NSArray *)args {
1328     [self performSelector:@selector(setProgressError:forPackage:)
1329         withObject:[args objectAtIndex:0]
1330         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1331     ];
1332 }
1333
1334 - (void) _setProgressErrorTitle:(NSArray *)args {
1335     [self performSelector:@selector(setProgressError:withTitle:)
1336         withObject:[args objectAtIndex:0]
1337         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1338     ];
1339 }
1340
1341 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1342     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1343         withObject:[NSArray arrayWithObjects:error, title, nil]
1344         waitUntilDone:YES
1345     ];
1346 }
1347
1348 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1349     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1350
1351     [self performSelector:@selector(setProgressError:withTitle:)
1352         withObject:error
1353         withObject:(package == nil ? id : [package name])
1354     ];
1355 }
1356
1357 @end
1358 /* }}} */
1359
1360 // Cytore Definitions {{{
1361 struct PackageValue :
1362     Cytore::Block
1363 {
1364     Cytore::Offset<PackageValue> next_;
1365
1366     uint32_t index_ : 23;
1367     uint32_t subscribed_ : 1;
1368     uint32_t : 8;
1369
1370     int32_t first_;
1371     int32_t last_;
1372
1373     uint16_t vhash_;
1374     uint16_t nhash_;
1375
1376     char version_[8];
1377     char name_[];
1378 };
1379
1380 struct MetaValue :
1381     Cytore::Block
1382 {
1383     uint32_t active_;
1384     Cytore::Offset<PackageValue> packages_[1 << 16];
1385 };
1386
1387 static Cytore::File<MetaValue> MetaFile_;
1388 // }}}
1389 // Cytore Helper Functions {{{
1390 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1391     SplitHash nhash = { hashlittle(name, length) };
1392
1393     PackageValue *metadata;
1394
1395     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1396     offset: if (offset->IsNull()) {
1397         *offset = MetaFile_.New<PackageValue>(length + 1);
1398         metadata = &MetaFile_.Get(*offset);
1399
1400         if (metadata == NULL) {
1401             if (fail != NULL)
1402                 *fail = true;
1403
1404             metadata = new PackageValue();
1405             memset(metadata, 0, sizeof(*metadata));
1406         }
1407
1408         memcpy(metadata->name_, name, length + 1);
1409         metadata->nhash_ = nhash.u16[1];
1410     } else {
1411         metadata = &MetaFile_.Get(*offset);
1412
1413         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1414             offset = &metadata->next_;
1415             goto offset;
1416         }
1417     }
1418
1419     return metadata;
1420 }
1421
1422 static void PackageImport(const void *key, const void *value, void *context) {
1423     bool &fail(*reinterpret_cast<bool *>(context));
1424
1425     char buffer[1024];
1426     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1427         NSLog(@"failed to import package %@", key);
1428         return;
1429     }
1430
1431     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1432     NSDictionary *package((NSDictionary *) value);
1433
1434     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1435         if ([subscribed boolValue] && !metadata->subscribed_)
1436             metadata->subscribed_ = true;
1437
1438     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1439         time_t time([date timeIntervalSince1970]);
1440         if (metadata->first_ > time || metadata->first_ == 0)
1441             metadata->first_ = time;
1442     }
1443
1444     NSDate *date([package objectForKey:@"LastSeen"]);
1445     NSString *version([package objectForKey:@"LastVersion"]);
1446
1447     if (date != nil && version != nil) {
1448         time_t time([date timeIntervalSince1970]);
1449         if (metadata->last_ < time || metadata->last_ == 0)
1450             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1451                 size_t length(strlen(buffer));
1452                 uint16_t vhash(hashlittle(buffer, length));
1453
1454                 size_t capped(std::min<size_t>(8, length));
1455                 char *latest(buffer + length - capped);
1456
1457                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1458                 metadata->vhash_ = vhash;
1459
1460                 metadata->last_ = time;
1461             }
1462     }
1463 }
1464 // }}}
1465
1466 /* Source Class {{{ */
1467 @interface Source : NSObject {
1468     CYString depiction_;
1469     CYString description_;
1470     CYString label_;
1471     CYString origin_;
1472     CYString support_;
1473
1474     CYString uri_;
1475     CYString distribution_;
1476     CYString type_;
1477     CYString version_;
1478
1479     NSString *host_;
1480     NSString *authority_;
1481
1482     CYString defaultIcon_;
1483
1484     NSDictionary *record_;
1485     BOOL trusted_;
1486 }
1487
1488 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1489
1490 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1491
1492 - (NSString *) depictionForPackage:(NSString *)package;
1493 - (NSString *) supportForPackage:(NSString *)package;
1494
1495 - (NSDictionary *) record;
1496 - (BOOL) trusted;
1497
1498 - (NSString *) uri;
1499 - (NSString *) distribution;
1500 - (NSString *) type;
1501 - (NSString *) key;
1502 - (NSString *) host;
1503
1504 - (NSString *) name;
1505 - (NSString *) description;
1506 - (NSString *) label;
1507 - (NSString *) origin;
1508 - (NSString *) version;
1509
1510 - (NSString *) defaultIcon;
1511
1512 @end
1513
1514 @implementation Source
1515
1516 - (void) _clear {
1517     uri_.clear();
1518     distribution_.clear();
1519     type_.clear();
1520
1521     description_.clear();
1522     label_.clear();
1523     origin_.clear();
1524     depiction_.clear();
1525     support_.clear();
1526     version_.clear();
1527     defaultIcon_.clear();
1528
1529     if (record_ != nil) {
1530         [record_ release];
1531         record_ = nil;
1532     }
1533
1534     if (host_ != nil) {
1535         [host_ release];
1536         host_ = nil;
1537     }
1538
1539     if (authority_ != nil) {
1540         [authority_ release];
1541         authority_ = nil;
1542     }
1543 }
1544
1545 - (void) dealloc {
1546     // XXX: this is a very inefficient way to call these deconstructors
1547     [self _clear];
1548     [super dealloc];
1549 }
1550
1551 + (NSArray *) _attributeKeys {
1552     return [NSArray arrayWithObjects:
1553         @"description",
1554         @"distribution",
1555         @"host",
1556         @"key",
1557         @"label",
1558         @"name",
1559         @"origin",
1560         @"trusted",
1561         @"type",
1562         @"uri",
1563         @"version",
1564     nil];
1565 }
1566
1567 - (NSArray *) attributeKeys {
1568     return [[self class] _attributeKeys];
1569 }
1570
1571 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1572     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1573 }
1574
1575 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1576     [self _clear];
1577
1578     trusted_ = index->IsTrusted();
1579
1580     uri_.set(pool, index->GetURI());
1581     distribution_.set(pool, index->GetDist());
1582     type_.set(pool, index->GetType());
1583
1584     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1585     if (dindex != NULL) {
1586         FileFd fd;
1587         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1588             _error->Discard();
1589         else {
1590             pkgTagFile tags(&fd);
1591
1592             pkgTagSection section;
1593             tags.Step(section);
1594
1595             struct {
1596                 const char *name_;
1597                 CYString *value_;
1598             } names[] = {
1599                 {"default-icon", &defaultIcon_},
1600                 {"depiction", &depiction_},
1601                 {"description", &description_},
1602                 {"label", &label_},
1603                 {"origin", &origin_},
1604                 {"support", &support_},
1605                 {"version", &version_},
1606             };
1607
1608             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1609                 const char *start, *end;
1610
1611                 if (section.Find(names[i].name_, start, end)) {
1612                     CYString &value(*names[i].value_);
1613                     value.set(pool, start, end - start);
1614                 }
1615             }
1616         }
1617     }
1618
1619     record_ = [Sources_ objectForKey:[self key]];
1620     if (record_ != nil)
1621         record_ = [record_ retain];
1622
1623     NSURL *url([NSURL URLWithString:uri_]);
1624
1625     host_ = [url host];
1626     if (host_ != nil)
1627         host_ = [[host_ lowercaseString] retain];
1628
1629     if (host_ != nil)
1630         authority_ = host_;
1631     else
1632         authority_ = [url path];
1633
1634     if (authority_ != nil)
1635         authority_ = [authority_ retain];
1636 }
1637
1638 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1639     if ((self = [super init]) != nil) {
1640         [self setMetaIndex:index inPool:pool];
1641     } return self;
1642 }
1643
1644 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1645     NSDictionary *lhr = [self record];
1646     NSDictionary *rhr = [source record];
1647
1648     if (lhr != rhr)
1649         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1650
1651     NSString *lhs = [self name];
1652     NSString *rhs = [source name];
1653
1654     if ([lhs length] != 0 && [rhs length] != 0) {
1655         unichar lhc = [lhs characterAtIndex:0];
1656         unichar rhc = [rhs characterAtIndex:0];
1657
1658         if (isalpha(lhc) && !isalpha(rhc))
1659             return NSOrderedAscending;
1660         else if (!isalpha(lhc) && isalpha(rhc))
1661             return NSOrderedDescending;
1662     }
1663
1664     return [lhs compare:rhs options:LaxCompareOptions_];
1665 }
1666
1667 - (NSString *) depictionForPackage:(NSString *)package {
1668     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1669 }
1670
1671 - (NSString *) supportForPackage:(NSString *)package {
1672     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1673 }
1674
1675 - (NSDictionary *) record {
1676     return record_;
1677 }
1678
1679 - (BOOL) trusted {
1680     return trusted_;
1681 }
1682
1683 - (NSString *) uri {
1684     return uri_;
1685 }
1686
1687 - (NSString *) distribution {
1688     return distribution_;
1689 }
1690
1691 - (NSString *) type {
1692     return type_;
1693 }
1694
1695 - (NSString *) key {
1696     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1697 }
1698
1699 - (NSString *) host {
1700     return host_;
1701 }
1702
1703 - (NSString *) name {
1704     return origin_.empty() ? authority_ : origin_;
1705 }
1706
1707 - (NSString *) description {
1708     return description_;
1709 }
1710
1711 - (NSString *) label {
1712     return label_.empty() ? authority_ : label_;
1713 }
1714
1715 - (NSString *) origin {
1716     return origin_;
1717 }
1718
1719 - (NSString *) version {
1720     return version_;
1721 }
1722
1723 - (NSString *) defaultIcon {
1724     return defaultIcon_;
1725 }
1726
1727 @end
1728 /* }}} */
1729 /* CydiaOperation Class {{{ */
1730 @interface CydiaOperation : NSObject {
1731     NSString *operator_;
1732     NSString *value_;
1733 }
1734
1735 - (NSString *) operator;
1736 - (NSString *) value;
1737
1738 @end
1739
1740 @implementation CydiaOperation
1741
1742 - (void) dealloc {
1743     [operator_ release];
1744     [value_ release];
1745     [super dealloc];
1746 }
1747
1748 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1749     if ((self = [super init]) != nil) {
1750         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1751         value_ = [[NSString alloc] initWithUTF8String:value];
1752     } return self;
1753 }
1754
1755 + (NSArray *) _attributeKeys {
1756     return [NSArray arrayWithObjects:
1757         @"operator",
1758         @"value",
1759     nil];
1760 }
1761
1762 - (NSArray *) attributeKeys {
1763     return [[self class] _attributeKeys];
1764 }
1765
1766 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1767     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1768 }
1769
1770 - (NSString *) operator {
1771     return operator_;
1772 }
1773
1774 - (NSString *) value {
1775     return value_;
1776 }
1777
1778 @end
1779 /* }}} */
1780 /* CydiaClause Class {{{ */
1781 @interface CydiaClause : NSObject {
1782     NSString *package_;
1783     CydiaOperation *version_;
1784 }
1785
1786 - (NSString *) package;
1787 - (CydiaOperation *) version;
1788
1789 @end
1790
1791 @implementation CydiaClause
1792
1793 - (void) dealloc {
1794     [package_ release];
1795     [version_ release];
1796     [super dealloc];
1797 }
1798
1799 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1800     if ((self = [super init]) != nil) {
1801         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1802
1803         if (const char *version = dep.TargetVer())
1804             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1805         else
1806             version_ = [[NSNull null] retain];
1807     } return self;
1808 }
1809
1810 + (NSArray *) _attributeKeys {
1811     return [NSArray arrayWithObjects:
1812         @"package",
1813         @"version",
1814     nil];
1815 }
1816
1817 - (NSArray *) attributeKeys {
1818     return [[self class] _attributeKeys];
1819 }
1820
1821 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1822     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1823 }
1824
1825 - (NSString *) package {
1826     return package_;
1827 }
1828
1829 - (CydiaOperation *) version {
1830     return version_;
1831 }
1832
1833 @end
1834 /* }}} */
1835 /* CydiaRelation Class {{{ */
1836 @interface CydiaRelation : NSObject {
1837     NSString *relationship_;
1838     NSMutableArray *clauses_;
1839 }
1840
1841 - (NSString *) relationship;
1842 - (NSArray *) clauses;
1843
1844 @end
1845
1846 @implementation CydiaRelation
1847
1848 - (void) dealloc {
1849     [relationship_ release];
1850     [clauses_ release];
1851     [super dealloc];
1852 }
1853
1854 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1855     if ((self = [super init]) != nil) {
1856         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1857         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1858
1859         pkgCache::DepIterator start;
1860         pkgCache::DepIterator end;
1861         dep.GlobOr(start, end); // ++dep
1862
1863         _forever {
1864             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1865
1866             // yes, seriously. (wtf?)
1867             if (start == end)
1868                 break;
1869             ++start;
1870         }
1871     } return self;
1872 }
1873
1874 + (NSArray *) _attributeKeys {
1875     return [NSArray arrayWithObjects:
1876         @"clauses",
1877         @"relationship",
1878     nil];
1879 }
1880
1881 - (NSArray *) attributeKeys {
1882     return [[self class] _attributeKeys];
1883 }
1884
1885 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1886     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1887 }
1888
1889 - (NSString *) relationship {
1890     return relationship_;
1891 }
1892
1893 - (NSArray *) clauses {
1894     return clauses_;
1895 }
1896
1897 - (void) addClause:(CydiaClause *)clause {
1898     [clauses_ addObject:clause];
1899 }
1900
1901 @end
1902 /* }}} */
1903 /* Package Class {{{ */
1904 struct ParsedPackage {
1905     CYString tagline_;
1906
1907     CYString icon_;
1908
1909     CYString depiction_;
1910     CYString homepage_;
1911
1912     CYString sponsor_;
1913     CYString author_;
1914
1915     CYString bugs_;
1916     CYString support_;
1917 };
1918
1919 @interface Package : NSObject {
1920     uint32_t era_ : 26;
1921     uint32_t role_ : 3;
1922     uint32_t essential_ : 1;
1923     uint32_t obsolete_ : 1;
1924     uint32_t ignored_ : 1;
1925
1926     apr_pool_t *pool_;
1927
1928     _transient Database *database_;
1929
1930     pkgCache::VerIterator version_;
1931     pkgCache::PkgIterator iterator_;
1932     pkgCache::VerFileIterator file_;
1933
1934     CYString id_;
1935     CYString name_;
1936
1937     CYString latest_;
1938     CYString installed_;
1939
1940     const char *section_;
1941     _transient NSString *section$_;
1942
1943     Source *source_;
1944
1945     PackageValue *metadata_;
1946     ParsedPackage *parsed_;
1947
1948     NSMutableArray *tags_;
1949 }
1950
1951 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1952 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1953
1954 - (pkgCache::PkgIterator) iterator;
1955 - (void) parse;
1956
1957 - (NSString *) section;
1958 - (NSString *) simpleSection;
1959
1960 - (NSString *) longSection;
1961 - (NSString *) shortSection;
1962
1963 - (NSString *) uri;
1964
1965 - (Address *) maintainer;
1966 - (size_t) size;
1967 - (NSString *) longDescription;
1968 - (NSString *) shortDescription;
1969 - (unichar) index;
1970
1971 - (PackageValue *) metadata;
1972 - (time_t) seen;
1973
1974 - (bool) subscribed;
1975 - (bool) setSubscribed:(bool)subscribed;
1976
1977 - (BOOL) ignored;
1978
1979 - (NSString *) latest;
1980 - (NSString *) installed;
1981 - (BOOL) uninstalled;
1982
1983 - (BOOL) valid;
1984 - (BOOL) upgradableAndEssential:(BOOL)essential;
1985 - (BOOL) essential;
1986 - (BOOL) broken;
1987 - (BOOL) unfiltered;
1988 - (BOOL) visible;
1989
1990 - (BOOL) half;
1991 - (BOOL) halfConfigured;
1992 - (BOOL) halfInstalled;
1993 - (BOOL) hasMode;
1994 - (NSString *) mode;
1995
1996 - (NSString *) id;
1997 - (NSString *) name;
1998 - (UIImage *) icon;
1999 - (NSString *) homepage;
2000 - (NSString *) depiction;
2001 - (Address *) author;
2002
2003 - (NSString *) support;
2004
2005 - (NSArray *) files;
2006 - (NSArray *) warnings;
2007 - (NSArray *) applications;
2008
2009 - (Source *) source;
2010
2011 - (BOOL) matches:(NSString *)text;
2012
2013 - (bool) hasSupportingRole;
2014 - (BOOL) hasTag:(NSString *)tag;
2015 - (NSString *) primaryPurpose;
2016 - (NSArray *) purposes;
2017 - (bool) isCommercial;
2018
2019 - (void) setIndex:(size_t)index;
2020
2021 - (CYString &) cyname;
2022
2023 - (uint32_t) compareBySection:(NSArray *)sections;
2024
2025 - (void) install;
2026 - (void) remove;
2027
2028 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2029 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2030 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2031 - (bool) isVisibleInSection:(NSString *)section;
2032 - (bool) isVisibleInSource:(Source *)source;
2033
2034 @end
2035
2036 uint32_t PackageChangesRadix(Package *self, void *) {
2037     union {
2038         uint32_t key;
2039
2040         struct {
2041             uint32_t timestamp : 30;
2042             uint32_t ignored : 1;
2043             uint32_t upgradable : 1;
2044         } bits;
2045     } value;
2046
2047     bool upgradable([self upgradableAndEssential:YES]);
2048     value.bits.upgradable = upgradable ? 1 : 0;
2049
2050     if (upgradable) {
2051         value.bits.timestamp = 0;
2052         value.bits.ignored = [self ignored] ? 0 : 1;
2053         value.bits.upgradable = 1;
2054     } else {
2055         value.bits.timestamp = [self seen] >> 2;
2056         value.bits.ignored = 0;
2057         value.bits.upgradable = 0;
2058     }
2059
2060     return _not(uint32_t) - value.key;
2061 }
2062
2063 uint32_t PackagePrefixRadix(Package *self, void *context) {
2064     size_t offset(reinterpret_cast<size_t>(context));
2065     CYString &name([self cyname]);
2066
2067     size_t size(name.size());
2068     if (size == 0)
2069         return 0;
2070     char *text(name.data());
2071
2072     size_t zeros;
2073     if (!isdigit(text[0]))
2074         zeros = 0;
2075     else {
2076         size_t digits(1);
2077         while (size != digits && isdigit(text[digits]))
2078             if (++digits == 4)
2079                 break;
2080         zeros = 4 - digits;
2081     }
2082
2083     uint8_t data[4];
2084
2085     if (offset == 0 && zeros != 0) {
2086         memset(data, '0', zeros);
2087         memcpy(data + zeros, text, 4 - zeros);
2088     } else {
2089         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2090         if (size <= offset - zeros)
2091             return 0;
2092
2093         text += offset - zeros;
2094         size -= offset - zeros;
2095
2096         if (size >= 4)
2097             memcpy(data, text, 4);
2098         else {
2099             memcpy(data, text, size);
2100             memset(data + size, 0, 4 - size);
2101         }
2102
2103         for (size_t i(0); i != 4; ++i)
2104             if (isalpha(data[i]))
2105                 data[i] |= 0x20;
2106     }
2107
2108     if (offset == 0)
2109         if (data[0] == '@')
2110             data[0] = 0x7f;
2111         else
2112             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2113
2114     /* XXX: ntohl may be more honest */
2115     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2116 }
2117
2118 CYString &(*PackageName)(Package *self, SEL sel);
2119
2120 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2121     _profile(PackageNameCompare)
2122         CYString &lhi(PackageName(lhs, @selector(cyname)));
2123         CYString &rhi(PackageName(rhs, @selector(cyname)));
2124         CFStringRef lhn(lhi), rhn(rhi);
2125
2126         if (lhn == NULL)
2127             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2128         else if (rhn == NULL)
2129             return NSOrderedDescending;
2130
2131         _profile(PackageNameCompare$NumbersLast)
2132             if (!lhi.empty() && !rhi.empty()) {
2133                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2134                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2135                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2136                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2137                     return lha ? NSOrderedAscending : NSOrderedDescending;
2138             }
2139         _end
2140
2141         CFIndex length = CFStringGetLength(lhn);
2142
2143         _profile(PackageNameCompare$Compare)
2144             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2145         _end
2146     _end
2147 }
2148
2149 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2150     return PackageNameCompare(*lhs, *rhs, context);
2151 }
2152
2153 struct PackageNameOrdering :
2154     std::binary_function<Package *, Package *, bool>
2155 {
2156     _finline bool operator ()(Package *lhs, Package *rhs) const {
2157         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2158     }
2159 };
2160
2161 @implementation Package
2162
2163 - (NSString *) description {
2164     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2165 }
2166
2167 - (void) dealloc {
2168     if (parsed_ != NULL)
2169         delete parsed_;
2170     if (source_ != nil)
2171         [source_ release];
2172     if (tags_ != nil)
2173         [tags_ release];
2174     [super dealloc];
2175 }
2176
2177 + (NSString *) webScriptNameForSelector:(SEL)selector {
2178     if (false);
2179     else if (selector == @selector(clear))
2180         return @"clear";
2181     else if (selector == @selector(getField:))
2182         return @"getField";
2183     else if (selector == @selector(hasTag:))
2184         return @"hasTag";
2185     else if (selector == @selector(install))
2186         return @"install";
2187     else if (selector == @selector(remove))
2188         return @"remove";
2189     else
2190         return nil;
2191 }
2192
2193 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2194     return [self webScriptNameForSelector:selector] == nil;
2195 }
2196
2197 + (NSArray *) _attributeKeys {
2198     return [NSArray arrayWithObjects:
2199         @"applications",
2200         @"author",
2201         @"depiction",
2202         @"essential",
2203         @"homepage",
2204         @"icon",
2205         @"id",
2206         @"installed",
2207         @"latest",
2208         @"longDescription",
2209         @"longSection",
2210         @"maintainer",
2211         @"mode",
2212         @"name",
2213         @"purposes",
2214         @"relations",
2215         @"section",
2216         @"shortDescription",
2217         @"shortSection",
2218         @"simpleSection",
2219         @"size",
2220         @"source",
2221         @"sponsor",
2222         @"support",
2223         @"warnings",
2224     nil];
2225 }
2226
2227 - (NSArray *) attributeKeys {
2228     return [[self class] _attributeKeys];
2229 }
2230
2231 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2232     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2233 }
2234
2235 - (NSArray *) relations {
2236 @synchronized (database_) {
2237     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2238     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2239         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2240     return relations;
2241 } }
2242
2243 - (NSString *) getField:(NSString *)name {
2244 @synchronized (database_) {
2245     if ([database_ era] != era_ || file_.end())
2246         return nil;
2247
2248     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2249
2250     const char *start, *end;
2251     if (!parser.Find([name UTF8String], start, end))
2252         return (NSString *) [NSNull null];
2253
2254     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2255 } }
2256
2257 - (void) parse {
2258     if (parsed_ != NULL)
2259         return;
2260 @synchronized (database_) {
2261     if ([database_ era] != era_ || file_.end())
2262         return;
2263
2264     ParsedPackage *parsed(new ParsedPackage);
2265     parsed_ = parsed;
2266
2267     _profile(Package$parse)
2268         pkgRecords::Parser *parser;
2269
2270         _profile(Package$parse$Lookup)
2271             parser = &[database_ records]->Lookup(file_);
2272         _end
2273
2274         CYString website;
2275
2276         _profile(Package$parse$Find)
2277             struct {
2278                 const char *name_;
2279                 CYString *value_;
2280             } names[] = {
2281                 {"icon", &parsed->icon_},
2282                 {"depiction", &parsed->depiction_},
2283                 {"homepage", &parsed->homepage_},
2284                 {"website", &website},
2285                 {"bugs", &parsed->bugs_},
2286                 {"support", &parsed->support_},
2287                 {"sponsor", &parsed->sponsor_},
2288                 {"author", &parsed->author_},
2289             };
2290
2291             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2292                 const char *start, *end;
2293
2294                 if (parser->Find(names[i].name_, start, end)) {
2295                     CYString &value(*names[i].value_);
2296                     _profile(Package$parse$Value)
2297                         value.set(pool_, start, end - start);
2298                     _end
2299                 }
2300             }
2301         _end
2302
2303         _profile(Package$parse$Tagline)
2304             const char *start, *end;
2305             if (parser->ShortDesc(start, end)) {
2306                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2307                 if (stop == NULL)
2308                     stop = end;
2309                 while (stop != start && stop[-1] == '\r')
2310                     --stop;
2311                 parsed->tagline_.set(pool_, start, stop - start);
2312             }
2313         _end
2314
2315         _profile(Package$parse$Retain)
2316             if (parsed->homepage_.empty())
2317                 parsed->homepage_ = website;
2318             if (parsed->homepage_ == parsed->depiction_)
2319                 parsed->homepage_.clear();
2320         _end
2321     _end
2322 } }
2323
2324 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2325     if ((self = [super init]) != nil) {
2326     _profile(Package$initWithVersion)
2327         pool_ = pool;
2328
2329         database_ = database;
2330         era_ = [database era];
2331
2332         version_ = version;
2333
2334         pkgCache::PkgIterator iterator(version.ParentPkg());
2335         iterator_ = iterator;
2336
2337         _profile(Package$initWithVersion$Version)
2338             if (!version_.end())
2339                 file_ = version_.FileList();
2340             else {
2341                 pkgCache &cache([database_ cache]);
2342                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2343             }
2344         _end
2345
2346         _profile(Package$initWithVersion$Cache)
2347             name_.set(NULL, iterator.Display());
2348
2349             latest_.set(NULL, StripVersion_(version_.VerStr()));
2350
2351             pkgCache::VerIterator current(iterator.CurrentVer());
2352             if (!current.end())
2353                 installed_.set(NULL, StripVersion_(current.VerStr()));
2354         _end
2355
2356         _profile(Package$initWithVersion$Tags)
2357             pkgCache::TagIterator tag(iterator.TagList());
2358             if (!tag.end()) {
2359                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2360                 do {
2361                     const char *name(tag.Name());
2362                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2363
2364                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2365                         if (strcmp(name + 6, "enduser") == 0)
2366                             role_ = 1;
2367                         else if (strcmp(name + 6, "hacker") == 0)
2368                             role_ = 2;
2369                         else if (strcmp(name + 6, "developer") == 0)
2370                             role_ = 3;
2371                         else if (strcmp(name + 6, "cydia") == 0)
2372                             role_ = 7;
2373                         else
2374                             role_ = 4;
2375                     }
2376
2377                     if (strncmp(name, "cydia::", 7) == 0) {
2378                         if (strcmp(name + 7, "essential") == 0)
2379                             essential_ = true;
2380                         else if (strcmp(name + 7, "obsolete") == 0)
2381                             obsolete_ = true;
2382                     }
2383
2384                     ++tag;
2385                 } while (!tag.end());
2386             }
2387         _end
2388
2389         _profile(Package$initWithVersion$Metadata)
2390             const char *mixed(iterator.Name());
2391             size_t size(strlen(mixed));
2392             char lower[size + 1];
2393
2394             for (size_t i(0); i != size; ++i)
2395                 lower[i] = mixed[i] | 0x20;
2396             lower[size] = '\0';
2397
2398             PackageValue *metadata(PackageFind(lower, size));
2399             metadata_ = metadata;
2400
2401             id_.set(NULL, metadata->name_, size);
2402
2403             const char *latest(version_.VerStr());
2404             size_t length(strlen(latest));
2405
2406             uint16_t vhash(hashlittle(latest, length));
2407
2408             size_t capped(std::min<size_t>(8, length));
2409             latest = latest + length - capped;
2410
2411             if (metadata->first_ == 0)
2412                 metadata->first_ = now_;
2413
2414             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2415                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2416                 metadata->vhash_ = vhash;
2417                 metadata->last_ = now_;
2418             } else if (metadata->last_ == 0)
2419                 metadata->last_ = metadata->first_;
2420         _end
2421
2422         _profile(Package$initWithVersion$Section)
2423             section_ = iterator.Section();
2424         _end
2425
2426         _profile(Package$initWithVersion$Flags)
2427             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2428             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2429         _end
2430     _end } return self;
2431 }
2432
2433 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2434     pkgCache::VerIterator version;
2435
2436     _profile(Package$packageWithIterator$GetCandidateVer)
2437         version = [database policy]->GetCandidateVer(iterator);
2438     _end
2439
2440     if (version.end())
2441         return nil;
2442
2443     Package *package;
2444
2445     _profile(Package$packageWithIterator$Allocate)
2446         package = [Package allocWithZone:zone];
2447     _end
2448
2449     _profile(Package$packageWithIterator$Initialize)
2450         package = [package
2451             initWithVersion:version
2452             withZone:zone
2453             inPool:pool
2454             database:database
2455         ];
2456     _end
2457
2458     _profile(Package$packageWithIterator$Autorelease)
2459         package = [package autorelease];
2460     _end
2461
2462     return package;
2463 }
2464
2465 - (pkgCache::PkgIterator) iterator {
2466     return iterator_;
2467 }
2468
2469 - (NSString *) section {
2470     if (section$_ == nil) {
2471         if (section_ == NULL)
2472             return nil;
2473
2474         _profile(Package$section$mappedSectionForPointer)
2475             section$_ = [database_ mappedSectionForPointer:section_];
2476         _end
2477     } return section$_;
2478 }
2479
2480 - (NSString *) simpleSection {
2481     if (NSString *section = [self section])
2482         return Simplify(section);
2483     else
2484         return nil;
2485 }
2486
2487 - (NSString *) longSection {
2488     return LocalizeSection([self section]);
2489 }
2490
2491 - (NSString *) shortSection {
2492     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2493 }
2494
2495 - (NSString *) uri {
2496     return nil;
2497 #if 0
2498     pkgIndexFile *index;
2499     pkgCache::PkgFileIterator file(file_.File());
2500     if (![database_ list].FindIndex(file, index))
2501         return nil;
2502     return [NSString stringWithUTF8String:iterator_->Path];
2503     //return [NSString stringWithUTF8String:file.Site()];
2504     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2505 #endif
2506 }
2507
2508 - (Address *) maintainer {
2509 @synchronized (database_) {
2510     if ([database_ era] != era_ || file_.end())
2511         return nil;
2512
2513     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2514     const std::string &maintainer(parser->Maintainer());
2515     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2516 } }
2517
2518 - (size_t) size {
2519 @synchronized (database_) {
2520     if ([database_ era] != era_ || version_.end())
2521         return 0;
2522
2523     return version_->InstalledSize;
2524 } }
2525
2526 - (NSString *) longDescription {
2527 @synchronized (database_) {
2528     if ([database_ era] != era_ || file_.end())
2529         return nil;
2530
2531     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2532     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2533
2534     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2535     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2536     if ([lines count] < 2)
2537         return nil;
2538
2539     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2540     for (size_t i(1), e([lines count]); i != e; ++i) {
2541         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2542         [trimmed addObject:trim];
2543     }
2544
2545     return [trimmed componentsJoinedByString:@"\n"];
2546 } }
2547
2548 - (NSString *) shortDescription {
2549     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2550 }
2551
2552 - (unichar) index {
2553     _profile(Package$index)
2554         CFStringRef name((CFStringRef) [self name]);
2555         if (CFStringGetLength(name) == 0)
2556             return '#';
2557         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2558         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2559             return '#';
2560         return toupper(character);
2561     _end
2562 }
2563
2564 - (PackageValue *) metadata {
2565     return metadata_;
2566 }
2567
2568 - (time_t) seen {
2569     PackageValue *metadata([self metadata]);
2570     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2571 }
2572
2573 - (bool) subscribed {
2574     return [self metadata]->subscribed_;
2575 }
2576
2577 - (bool) setSubscribed:(bool)subscribed {
2578     PackageValue *metadata([self metadata]);
2579     if (metadata->subscribed_ == subscribed)
2580         return false;
2581     metadata->subscribed_ = subscribed;
2582     return true;
2583 }
2584
2585 - (BOOL) ignored {
2586     return ignored_;
2587 }
2588
2589 - (NSString *) latest {
2590     return latest_;
2591 }
2592
2593 - (NSString *) installed {
2594     return installed_;
2595 }
2596
2597 - (BOOL) uninstalled {
2598     return installed_.empty();
2599 }
2600
2601 - (BOOL) valid {
2602     return !version_.end();
2603 }
2604
2605 - (BOOL) upgradableAndEssential:(BOOL)essential {
2606     _profile(Package$upgradableAndEssential)
2607         pkgCache::VerIterator current(iterator_.CurrentVer());
2608         if (current.end())
2609             return essential && essential_;
2610         else
2611             return !version_.end() && version_ != current;
2612     _end
2613 }
2614
2615 - (BOOL) essential {
2616     return essential_;
2617 }
2618
2619 - (BOOL) broken {
2620     return [database_ cache][iterator_].InstBroken();
2621 }
2622
2623 - (BOOL) unfiltered {
2624     _profile(Package$unfiltered$obsolete)
2625         if (_unlikely(obsolete_))
2626             return false;
2627     _end
2628
2629     _profile(Package$unfiltered$hasSupportingRole)
2630         if (_unlikely(![self hasSupportingRole]))
2631             return false;
2632     _end
2633
2634     return true;
2635 }
2636
2637 - (BOOL) visible {
2638     if (![self unfiltered])
2639         return false;
2640
2641     NSString *section;
2642
2643     _profile(Package$visible$section)
2644         section = [self section];
2645     _end
2646
2647     _profile(Package$visible$isSectionVisible)
2648         if (!isSectionVisible(section))
2649             return false;
2650     _end
2651
2652     return true;
2653 }
2654
2655 - (BOOL) half {
2656     unsigned char current(iterator_->CurrentState);
2657     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2658 }
2659
2660 - (BOOL) halfConfigured {
2661     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2662 }
2663
2664 - (BOOL) halfInstalled {
2665     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2666 }
2667
2668 - (BOOL) hasMode {
2669     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2670     return state.Mode != pkgDepCache::ModeKeep;
2671 }
2672
2673 - (NSString *) mode {
2674     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2675
2676     switch (state.Mode) {
2677         case pkgDepCache::ModeDelete:
2678             if ((state.iFlags & pkgDepCache::Purge) != 0)
2679                 return @"PURGE";
2680             else
2681                 return @"REMOVE";
2682         case pkgDepCache::ModeKeep:
2683             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2684                 return @"REINSTALL";
2685             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2686                 return nil;*/
2687             else
2688                 return nil;
2689         case pkgDepCache::ModeInstall:
2690             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2691                 return @"REINSTALL";
2692             else*/ switch (state.Status) {
2693                 case -1:
2694                     return @"DOWNGRADE";
2695                 case 0:
2696                     return @"INSTALL";
2697                 case 1:
2698                     return @"UPGRADE";
2699                 case 2:
2700                     return @"NEW_INSTALL";
2701                 _nodefault
2702             }
2703         _nodefault
2704     }
2705 }
2706
2707 - (NSString *) id {
2708     return id_;
2709 }
2710
2711 - (NSString *) name {
2712     return name_.empty() ? id_ : name_;
2713 }
2714
2715 - (UIImage *) icon {
2716     NSString *section = [self simpleSection];
2717
2718     UIImage *icon(nil);
2719     if (parsed_ != NULL)
2720         if (NSString *href = parsed_->icon_)
2721             if ([href hasPrefix:@"file:///"])
2722                 // XXX: correct escaping
2723                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2724     if (icon == nil) if (section != nil)
2725         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2726     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2727         if ([dicon hasPrefix:@"file:///"])
2728             // XXX: correct escaping
2729             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2730     if (icon == nil)
2731         icon = [UIImage applicationImageNamed:@"unknown.png"];
2732     return icon;
2733 }
2734
2735 - (NSString *) homepage {
2736     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2737 }
2738
2739 - (NSString *) depiction {
2740     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2741 }
2742
2743 - (Address *) sponsor {
2744     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2745 }
2746
2747 - (Address *) author {
2748     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2749 }
2750
2751 - (NSString *) support {
2752     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2753 }
2754
2755 - (NSArray *) files {
2756     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2757     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2758
2759     std::ifstream fin;
2760     fin.open([path UTF8String]);
2761     if (!fin.is_open())
2762         return nil;
2763
2764     std::string line;
2765     while (std::getline(fin, line))
2766         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2767
2768     return files;
2769 }
2770
2771 - (NSArray *) warnings {
2772     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2773     const char *name(iterator_.Name());
2774
2775     size_t length(strlen(name));
2776     if (length < 2) invalid:
2777         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2778     else for (size_t i(0); i != length; ++i)
2779         if (
2780             /* XXX: technically this is not allowed */
2781             (name[i] < 'A' || name[i] > 'Z') &&
2782             (name[i] < 'a' || name[i] > 'z') &&
2783             (name[i] < '0' || name[i] > '9') &&
2784             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2785         ) goto invalid;
2786
2787     if (strcmp(name, "cydia") != 0) {
2788         bool cydia = false;
2789         bool user = false;
2790         bool _private = false;
2791         bool stash = false;
2792
2793         bool repository = [[self section] isEqualToString:@"Repositories"];
2794
2795         if (NSArray *files = [self files])
2796             for (NSString *file in files)
2797                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2798                     cydia = true;
2799                 else if (!user && [file isEqualToString:@"/User"])
2800                     user = true;
2801                 else if (!_private && [file isEqualToString:@"/private"])
2802                     _private = true;
2803                 else if (!stash && [file isEqualToString:@"/var/stash"])
2804                     stash = true;
2805
2806         /* XXX: this is not sensitive enough. only some folders are valid. */
2807         if (cydia && !repository)
2808             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2809         if (user)
2810             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2811         if (_private)
2812             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2813         if (stash)
2814             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2815     }
2816
2817     return [warnings count] == 0 ? nil : warnings;
2818 }
2819
2820 - (NSArray *) applications {
2821     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2822
2823     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2824
2825     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2826     if (NSArray *files = [self files])
2827         for (NSString *file in files)
2828             if (application_r(file)) {
2829                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2830                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2831                 if ([id isEqualToString:me])
2832                     continue;
2833
2834                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2835                 if (display == nil)
2836                     display = application_r[1];
2837
2838                 NSString *bundle([file stringByDeletingLastPathComponent]);
2839                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2840                 if (icon == nil || [icon length] == 0)
2841                     icon = @"icon.png";
2842                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2843
2844                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2845                 [applications addObject:application];
2846
2847                 [application addObject:id];
2848                 [application addObject:display];
2849                 [application addObject:url];
2850             }
2851
2852     return [applications count] == 0 ? nil : applications;
2853 }
2854
2855 - (Source *) source {
2856     if (source_ == nil) {
2857         @synchronized (database_) {
2858             if ([database_ era] != era_ || file_.end())
2859                 source_ = (Source *) [NSNull null];
2860             else
2861                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2862         }
2863     }
2864
2865     return source_ == (Source *) [NSNull null] ? nil : source_;
2866 }
2867
2868 - (BOOL) matches:(NSString *)text {
2869     if (text == nil)
2870         return NO;
2871
2872     NSRange range;
2873
2874     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2875     if (range.location != NSNotFound)
2876         return YES;
2877
2878     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2879     if (range.location != NSNotFound)
2880         return YES;
2881
2882     [self parse];
2883
2884     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2885     if (range.location != NSNotFound)
2886         return YES;
2887
2888     return NO;
2889 }
2890
2891 - (bool) hasSupportingRole {
2892     if (role_ == 0)
2893         return true;
2894     if (role_ == 1)
2895         return true;
2896     if ([Role_ isEqualToString:@"User"])
2897         return false;
2898     if (role_ == 2)
2899         return true;
2900     if ([Role_ isEqualToString:@"Hacker"])
2901         return false;
2902     if (role_ == 3)
2903         return true;
2904     if ([Role_ isEqualToString:@"Developer"])
2905         return false;
2906     _assert(false);
2907 }
2908
2909 - (BOOL) hasTag:(NSString *)tag {
2910     return tags_ == nil ? NO : [tags_ containsObject:tag];
2911 }
2912
2913 - (NSString *) primaryPurpose {
2914     for (NSString *tag in tags_)
2915         if ([tag hasPrefix:@"purpose::"])
2916             return [tag substringFromIndex:9];
2917     return nil;
2918 }
2919
2920 - (NSArray *) purposes {
2921     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2922     for (NSString *tag in tags_)
2923         if ([tag hasPrefix:@"purpose::"])
2924             [purposes addObject:[tag substringFromIndex:9]];
2925     return [purposes count] == 0 ? nil : purposes;
2926 }
2927
2928 - (bool) isCommercial {
2929     return [self hasTag:@"cydia::commercial"];
2930 }
2931
2932 - (void) setIndex:(size_t)index {
2933     if (metadata_->index_ != index)
2934         metadata_->index_ = index;
2935 }
2936
2937 - (CYString &) cyname {
2938     return name_.empty() ? id_ : name_;
2939 }
2940
2941 - (uint32_t) compareBySection:(NSArray *)sections {
2942     NSString *section([self section]);
2943     for (size_t i(0), e([sections count]); i != e; ++i) {
2944         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2945             return i;
2946     }
2947
2948     return _not(uint32_t);
2949 }
2950
2951 - (void) clear {
2952 @synchronized (database_) {
2953     pkgProblemResolver *resolver = [database_ resolver];
2954     resolver->Clear(iterator_);
2955
2956     pkgCacheFile &cache([database_ cache]);
2957     cache->SetReInstall(iterator_, false);
2958     cache->MarkKeep(iterator_, false);
2959 } }
2960
2961 - (void) install {
2962 @synchronized (database_) {
2963     pkgProblemResolver *resolver = [database_ resolver];
2964     resolver->Clear(iterator_);
2965     resolver->Protect(iterator_);
2966
2967     pkgCacheFile &cache([database_ cache]);
2968     cache->SetReInstall(iterator_, false);
2969     cache->MarkInstall(iterator_, false);
2970
2971     pkgDepCache::StateCache &state((*cache)[iterator_]);
2972     if (!state.Install())
2973         cache->SetReInstall(iterator_, true);
2974 } }
2975
2976 - (void) remove {
2977 @synchronized (database_) {
2978     pkgProblemResolver *resolver = [database_ resolver];
2979     resolver->Clear(iterator_);
2980     resolver->Remove(iterator_);
2981     resolver->Protect(iterator_);
2982
2983     pkgCacheFile &cache([database_ cache]);
2984     cache->SetReInstall(iterator_, false);
2985     cache->MarkDelete(iterator_, true);
2986 } }
2987
2988 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2989     _profile(Package$isUnfilteredAndSearchedForBy)
2990         bool value(true);
2991
2992         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2993             value &= [self unfiltered];
2994         _end
2995
2996         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2997             value &= [self matches:search];
2998         _end
2999
3000         return value;
3001     _end
3002 }
3003
3004 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3005     if ([search length] == 0)
3006         return false;
3007
3008     _profile(Package$isUnfilteredAndSelectedForBy)
3009         bool value(true);
3010
3011         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3012             value &= [self unfiltered];
3013         _end
3014
3015         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3016             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3017         _end
3018
3019         return value;
3020     _end
3021 }
3022
3023 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3024     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3025 }
3026
3027 - (bool) isVisibleInSection:(NSString *)name {
3028     NSString *section([self section]);
3029
3030     return (
3031         name == nil ||
3032         section == nil && [name length] == 0 ||
3033         [name isEqualToString:section]
3034     ) && [self visible];
3035 }
3036
3037 - (bool) isVisibleInSource:(Source *)source {
3038     return [self source] == source && [self visible];
3039 }
3040
3041 @end
3042 /* }}} */
3043 /* Section Class {{{ */
3044 @interface Section : NSObject {
3045     NSString *name_;
3046     unichar index_;
3047     size_t row_;
3048     size_t count_;
3049     NSString *localized_;
3050 }
3051
3052 - (NSComparisonResult) compareByLocalized:(Section *)section;
3053 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3054 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3055 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3056 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3057 - (NSString *) name;
3058 - (unichar) index;
3059
3060 - (size_t) row;
3061 - (size_t) count;
3062
3063 - (void) addToRow;
3064 - (void) addToCount;
3065
3066 - (void) setCount:(size_t)count;
3067 - (NSString *) localized;
3068
3069 @end
3070
3071 @implementation Section
3072
3073 - (void) dealloc {
3074     [name_ release];
3075     if (localized_ != nil)
3076         [localized_ release];
3077     [super dealloc];
3078 }
3079
3080 - (NSComparisonResult) compareByLocalized:(Section *)section {
3081     NSString *lhs(localized_);
3082     NSString *rhs([section localized]);
3083
3084     /*if ([lhs length] != 0 && [rhs length] != 0) {
3085         unichar lhc = [lhs characterAtIndex:0];
3086         unichar rhc = [rhs characterAtIndex:0];
3087
3088         if (isalpha(lhc) && !isalpha(rhc))
3089             return NSOrderedAscending;
3090         else if (!isalpha(lhc) && isalpha(rhc))
3091             return NSOrderedDescending;
3092     }*/
3093
3094     return [lhs compare:rhs options:LaxCompareOptions_];
3095 }
3096
3097 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3098     if ((self = [self initWithName:name localize:NO]) != nil) {
3099         if (localized != nil)
3100             localized_ = [localized retain];
3101     } return self;
3102 }
3103
3104 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3105     return [self initWithName:name row:0 localize:localize];
3106 }
3107
3108 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3109     if ((self = [super init]) != nil) {
3110         name_ = [name retain];
3111         index_ = '\0';
3112         row_ = row;
3113         if (localize)
3114             localized_ = [LocalizeSection(name_) retain];
3115     } return self;
3116 }
3117
3118 /* XXX: localize the index thingees */
3119 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3120     if ((self = [super init]) != nil) {
3121         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3122         index_ = index;
3123         row_ = row;
3124     } return self;
3125 }
3126
3127 - (NSString *) name {
3128     return name_;
3129 }
3130
3131 - (unichar) index {
3132     return index_;
3133 }
3134
3135 - (size_t) row {
3136     return row_;
3137 }
3138
3139 - (size_t) count {
3140     return count_;
3141 }
3142
3143 - (void) addToRow {
3144     ++row_;
3145 }
3146
3147 - (void) addToCount {
3148     ++count_;
3149 }
3150
3151 - (void) setCount:(size_t)count {
3152     count_ = count;
3153 }
3154
3155 - (NSString *) localized {
3156     return localized_;
3157 }
3158
3159 @end
3160 /* }}} */
3161
3162 static NSString *Colon_;
3163 static NSString *Elision_;
3164 static NSString *Error_;
3165 static NSString *Warning_;
3166
3167 /* Database Implementation {{{ */
3168 @implementation Database
3169
3170 + (Database *) sharedInstance {
3171     static Database *instance;
3172     if (instance == nil)
3173         instance = [[Database alloc] init];
3174     return instance;
3175 }
3176
3177 - (unsigned) era {
3178     return era_;
3179 }
3180
3181 - (void) releasePackages {
3182     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3183     CFArrayRemoveAllValues(packages_);
3184 }
3185
3186 - (void) dealloc {
3187     // XXX: actually implement this thing
3188     _assert(false);
3189     [sourceList_ release];
3190     [self releasePackages];
3191     apr_pool_destroy(pool_);
3192     NSRecycleZone(zone_);
3193     [super dealloc];
3194 }
3195
3196 - (void) _readCydia:(NSNumber *)fd { _pooled
3197     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3198     std::istream is(&ib);
3199     std::string line;
3200
3201     static Pcre finish_r("^finish:([^:]*)$");
3202
3203     while (std::getline(is, line)) {
3204         const char *data(line.c_str());
3205         size_t size = line.size();
3206         lprintf("C:%s\n", data);
3207
3208         if (finish_r(data, size)) {
3209             NSString *finish = finish_r[1];
3210             int index = [Finishes_ indexOfObject:finish];
3211             if (index != INT_MAX && index > Finish_)
3212                 Finish_ = index;
3213         }
3214     }
3215
3216     _assume(false);
3217 }
3218
3219 - (void) _readStatus:(NSNumber *)fd { _pooled
3220     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3221     std::istream is(&ib);
3222     std::string line;
3223
3224     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3225     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3226
3227     while (std::getline(is, line)) {
3228         const char *data(line.c_str());
3229         size_t size(line.size());
3230         lprintf("S:%s\n", data);
3231
3232         if (conffile_r(data, size))
3233             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3234         else if (strncmp(data, "status: ", 8) == 0)
3235             [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:(data + 8)] waitUntilDone:YES];
3236         else if (pmstatus_r(data, size)) {
3237             std::string type([pmstatus_r[1] UTF8String]);
3238             NSString *id = pmstatus_r[2];
3239
3240             float percent([pmstatus_r[3] floatValue]);
3241             [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3242
3243             NSString *string = pmstatus_r[4];
3244
3245             if (type == "pmerror")
3246                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3247                     withObject:[NSArray arrayWithObjects:string, id, nil]
3248                     waitUntilDone:YES
3249                 ];
3250             else if (type == "pmstatus")
3251                 [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:string waitUntilDone:YES];
3252             else if (type == "pmconffile")
3253                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3254             else
3255                 lprintf("E:unknown pmstatus\n");
3256         } else
3257             lprintf("E:unknown status\n");
3258     }
3259
3260     _assume(false);
3261 }
3262
3263 - (void) _readOutput:(NSNumber *)fd { _pooled
3264     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3265     std::istream is(&ib);
3266     std::string line;
3267
3268     while (std::getline(is, line)) {
3269         lprintf("O:%s\n", line.c_str());
3270
3271         [delegate_ performSelectorOnMainThread:@selector(addProgressOutput:) withObject:[NSString stringWithUTF8String:line.c_str()] waitUntilDone:YES];
3272     }
3273
3274     _assume(false);
3275 }
3276
3277 - (FILE *) input {
3278     return input_;
3279 }
3280
3281 - (Package *) packageWithName:(NSString *)name {
3282 @synchronized (self) {
3283     if (static_cast<pkgDepCache *>(cache_) == NULL)
3284         return nil;
3285     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3286     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3287 } }
3288
3289 - (id) init {
3290     if ((self = [super init]) != nil) {
3291         policy_ = NULL;
3292         records_ = NULL;
3293         resolver_ = NULL;
3294         fetcher_ = NULL;
3295         lock_ = NULL;
3296
3297         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3298         apr_pool_create(&pool_, NULL);
3299
3300         size_t capacity(MetaFile_->active_);
3301         if (capacity == 0)
3302             capacity = 16384;
3303         else
3304             capacity += 1024;
3305
3306         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3307         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3308
3309         int fds[2];
3310
3311         _assert(pipe(fds) != -1);
3312         cydiafd_ = fds[1];
3313
3314         _config->Set("APT::Keep-Fds::", cydiafd_);
3315         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3316
3317         [NSThread
3318             detachNewThreadSelector:@selector(_readCydia:)
3319             toTarget:self
3320             withObject:[NSNumber numberWithInt:fds[0]]
3321         ];
3322
3323         _assert(pipe(fds) != -1);
3324         statusfd_ = fds[1];
3325
3326         [NSThread
3327             detachNewThreadSelector:@selector(_readStatus:)
3328             toTarget:self
3329             withObject:[NSNumber numberWithInt:fds[0]]
3330         ];
3331
3332         _assert(pipe(fds) != -1);
3333         _assert(dup2(fds[0], 0) != -1);
3334         _assert(close(fds[0]) != -1);
3335
3336         input_ = fdopen(fds[1], "a");
3337
3338         _assert(pipe(fds) != -1);
3339         _assert(dup2(fds[1], 1) != -1);
3340         _assert(close(fds[1]) != -1);
3341
3342         [NSThread
3343             detachNewThreadSelector:@selector(_readOutput:)
3344             toTarget:self
3345             withObject:[NSNumber numberWithInt:fds[0]]
3346         ];
3347     } return self;
3348 }
3349
3350 - (pkgCacheFile &) cache {
3351     return cache_;
3352 }
3353
3354 - (pkgDepCache::Policy *) policy {
3355     return policy_;
3356 }
3357
3358 - (pkgRecords *) records {
3359     return records_;
3360 }
3361
3362 - (pkgProblemResolver *) resolver {
3363     return resolver_;
3364 }
3365
3366 - (pkgAcquire &) fetcher {
3367     return *fetcher_;
3368 }
3369
3370 - (pkgSourceList &) list {
3371     return *list_;
3372 }
3373
3374 - (NSArray *) packages {
3375     return (NSArray *) packages_;
3376 }
3377
3378 - (NSArray *) sources {
3379     return sourceList_;
3380 }
3381
3382 - (Source *) sourceWithKey:(NSString *)key {
3383     for (Source *source in [self sources]) {
3384         if ([[source key] isEqualToString:key])
3385             return source;
3386     } return nil;
3387 }
3388
3389 - (bool) popErrorWithTitle:(NSString *)title {
3390     bool fatal(false);
3391     std::string message;
3392
3393     while (!_error->empty()) {
3394         std::string error;
3395         bool warning(!_error->PopMessage(error));
3396         if (!warning)
3397             fatal = true;
3398         for (;;) {
3399             size_t size(error.size());
3400             if (size == 0 || error[size - 1] != '\n')
3401                 break;
3402             error.resize(size - 1);
3403         }
3404         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3405
3406         if (!message.empty())
3407             message += "\n\n";
3408         message += error;
3409     }
3410
3411     if (fatal && !message.empty())
3412         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3413
3414     return fatal;
3415 }
3416
3417 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3418     return [self popErrorWithTitle:title] || !success;
3419 }
3420
3421 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3422 @synchronized (self) {
3423     ++era_;
3424
3425     [self releasePackages];
3426
3427     sourceMap_.clear();
3428     [sourceList_ removeAllObjects];
3429
3430     _error->Discard();
3431
3432     delete list_;
3433     list_ = NULL;
3434     manager_ = NULL;
3435     delete lock_;
3436     lock_ = NULL;
3437     delete fetcher_;
3438     fetcher_ = NULL;
3439     delete resolver_;
3440     resolver_ = NULL;
3441     delete records_;
3442     records_ = NULL;
3443     delete policy_;
3444     policy_ = NULL;
3445
3446     cache_.Close();
3447
3448     apr_pool_clear(pool_);
3449
3450     NSRecycleZone(zone_);
3451     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3452
3453     int chk(creat("/tmp/cydia.chk", 0644));
3454     if (chk != -1)
3455         close(chk);
3456
3457     if (invocation != nil)
3458         [invocation invoke];
3459
3460     NSString *title(UCLocalize("DATABASE"));
3461
3462     _trace();
3463     OpProgress progress;
3464     while (!cache_.Open(progress, true)) { pop:
3465         std::string error;
3466         bool warning(!_error->PopMessage(error));
3467         lprintf("cache_.Open():[%s]\n", error.c_str());
3468
3469         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3470             [delegate_ repairWithSelector:@selector(configure)];
3471         else if (error == "The package lists or status file could not be parsed or opened.")
3472             [delegate_ repairWithSelector:@selector(update)];
3473         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3474         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3475             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3476         // else if (error == "The list of sources could not be read.")
3477         else {
3478             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3479             return;
3480         }
3481
3482         if (warning)
3483             goto pop;
3484         _error->Discard();
3485     }
3486     _trace();
3487
3488     unlink("/tmp/cydia.chk");
3489
3490     now_ = [[NSDate date] timeIntervalSince1970];
3491
3492     policy_ = new pkgDepCache::Policy();
3493     records_ = new pkgRecords(cache_);
3494     resolver_ = new pkgProblemResolver(cache_);
3495     fetcher_ = new pkgAcquire(&status_);
3496     lock_ = NULL;
3497
3498     list_ = new pkgSourceList();
3499     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3500         return;
3501
3502     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3503         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3504         return;
3505     }
3506
3507     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3508         return;
3509
3510     if (cache_->BrokenCount() != 0) {
3511         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3512             return;
3513
3514         if (cache_->BrokenCount() != 0) {
3515             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3516             return;
3517         }
3518
3519         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3520             return;
3521     }
3522
3523     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3524         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3525         [sourceList_ addObject:object];
3526
3527         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3528         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3529             // XXX: this could be more intelligent
3530             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3531                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3532                 if (!cached.end())
3533                     sourceMap_[cached->ID] = object;
3534             }
3535     }
3536
3537     {
3538         /*std::vector<Package *> packages;
3539         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3540         [packages_ release];
3541         packages_ = nil;*/
3542
3543         _trace();
3544
3545         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3546             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3547                 //packages.push_back(package);
3548                 CFArrayAppendValue(packages_, [package retain]);
3549
3550         _trace();
3551
3552         /*if (packages.empty())
3553             packages_ = [[NSArray alloc] init];
3554         else
3555             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3556         _trace();*/
3557
3558         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3559         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3560         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3561
3562         /*_trace();
3563         PrintTimes();
3564         _trace();*/
3565
3566         _trace();
3567
3568         /*if (!packages.empty())
3569             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3570         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3571
3572         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3573
3574         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3575
3576         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3577
3578         _trace();
3579
3580         size_t count(CFArrayGetCount(packages_));
3581         MetaFile_->active_ = count;
3582
3583         for (size_t index(0); index != count; ++index)
3584             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3585
3586         _trace();
3587     }
3588 } } CYPoolEnd() _trace(); }
3589
3590 - (void) clear {
3591 @synchronized (self) {
3592     delete resolver_;
3593     resolver_ = new pkgProblemResolver(cache_);
3594
3595     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3596         if (!cache_[iterator].Keep())
3597             cache_->MarkKeep(iterator, false);
3598         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3599             cache_->SetReInstall(iterator, false);
3600 } }
3601
3602 - (void) configure {
3603     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3604     _trace();
3605     system([dpkg UTF8String]);
3606     _trace();
3607 }
3608
3609 - (bool) clean {
3610     // XXX: I don't remember this condition
3611     if (lock_ != NULL)
3612         return false;
3613
3614     FileFd Lock;
3615     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3616
3617     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3618
3619     if ([self popErrorWithTitle:title])
3620         return false;
3621
3622     pkgAcquire fetcher;
3623     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3624
3625     class LogCleaner :
3626         public pkgArchiveCleaner
3627     {
3628       protected:
3629         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3630             unlink(File);
3631         }
3632     } cleaner;
3633
3634     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3635         return false;
3636
3637     return true;
3638 }
3639
3640 - (bool) prepare {
3641     fetcher_->Shutdown();
3642
3643     pkgRecords records(cache_);
3644
3645     lock_ = new FileFd();
3646     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3647
3648     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3649
3650     if ([self popErrorWithTitle:title])
3651         return false;
3652
3653     pkgSourceList list;
3654     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3655         return false;
3656
3657     manager_ = (_system->CreatePM(cache_));
3658     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3659         return false;
3660
3661     return true;
3662 }
3663
3664 - (void) perform {
3665     bool substrate(RestartSubstrate_);
3666     RestartSubstrate_ = false;
3667
3668     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3669
3670     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3671         pkgSourceList list;
3672         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3673             return;
3674         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3675             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3676     }
3677
3678     [CydiaApp performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3679
3680     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3681         _trace();
3682         [self popErrorWithTitle:title];
3683         return;
3684     }
3685
3686     bool failed = false;
3687     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3688         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3689             continue;
3690         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3691             continue;
3692
3693         failed = true;
3694     }
3695
3696     [CydiaApp performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3697
3698     if (failed) {
3699         _trace();
3700         return;
3701     }
3702
3703     if (substrate)
3704         RestartSubstrate_ = true;
3705
3706     _system->UnLock();
3707     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3708
3709     if (_error->PendingError()) {
3710         _trace();
3711         return;
3712     }
3713
3714     if (result == pkgPackageManager::Failed) {
3715         _trace();
3716         return;
3717     }
3718
3719     if (result != pkgPackageManager::Completed) {
3720         _trace();
3721         return;
3722     }
3723
3724     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3725         pkgSourceList list;
3726         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3727             return;
3728         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3729             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3730     }
3731
3732     if (![before isEqualToArray:after])
3733         [self update];
3734 }
3735
3736 - (bool) upgrade {
3737     NSString *title(UCLocalize("UPGRADE"));
3738     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3739         return false;
3740     return true;
3741 }
3742
3743 - (void) update {
3744     [self updateWithStatus:status_];
3745 }
3746
3747 - (void) updateWithStatus:(Status &)status {
3748     NSString *title(UCLocalize("REFRESHING_DATA"));
3749
3750     pkgSourceList list;
3751     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3752         return;
3753
3754     FileFd lock;
3755     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3756     if ([self popErrorWithTitle:title])
3757         return;
3758
3759     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3760         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3761         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3762
3763     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3764     Changed_ = true;
3765 }
3766
3767 - (void) setDelegate:(id)delegate {
3768     delegate_ = delegate;
3769     status_.setDelegate(delegate);
3770 }
3771
3772 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3773     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3774     return i == sourceMap_.end() ? nil : i->second;
3775 }
3776
3777 - (NSString *) mappedSectionForPointer:(const char *)section {
3778     _H<NSString> *mapped;
3779
3780     _profile(Database$mappedSectionForPointer$Cache)
3781         mapped = &sections_[section];
3782     _end
3783
3784     if (*mapped == NULL) {
3785         size_t length(strlen(section));
3786         char spaced[length + 1];
3787
3788         _profile(Database$mappedSectionForPointer$Replace)
3789             for (size_t index(0); index != length; ++index)
3790                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3791             spaced[length] = '\0';
3792         _end
3793
3794         NSString *string;
3795
3796         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3797             string = [NSString stringWithUTF8String:spaced];
3798         _end
3799
3800         _profile(Database$mappedSectionForPointer$Map)
3801             string = [SectionMap_ objectForKey:string] ?: string;
3802         _end
3803
3804         *mapped = string;
3805     } return *mapped;
3806 }
3807
3808 @end
3809 /* }}} */
3810
3811 /* Web Scripting {{{ */
3812 @interface CydiaObject : NSObject {
3813     id indirect_;
3814     _transient id delegate_;
3815 }
3816
3817 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3818
3819 @end
3820
3821 @implementation CydiaObject
3822
3823 - (void) dealloc {
3824     [indirect_ release];
3825     [super dealloc];
3826 }
3827
3828 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3829     if ((self = [super init]) != nil) {
3830         indirect_ = [indirect retain];
3831     } return self;
3832 }
3833
3834 - (void) setDelegate:(id)delegate {
3835     delegate_ = delegate;
3836 }
3837
3838 + (NSArray *) _attributeKeys {
3839     return [NSArray arrayWithObjects:
3840         @"device",
3841         @"ecid",
3842         @"model",
3843         @"plmn",
3844         @"role",
3845         @"serial",
3846     nil];
3847 }
3848
3849 - (NSArray *) attributeKeys {
3850     return [[self class] _attributeKeys];
3851 }
3852
3853 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3854     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3855 }
3856
3857 - (NSString *) device {
3858     return [[UIDevice currentDevice] uniqueIdentifier];
3859 }
3860
3861 - (NSString *) plmn {
3862     return PLMN_;
3863 }
3864
3865 - (NSString *) ecid {
3866     return ChipID_;
3867 }
3868
3869 - (NSString *) serial {
3870     return SerialNumber_;
3871 }
3872
3873 - (NSString *) role {
3874     return Role_;
3875 }
3876
3877 - (NSString *) model {
3878     return [NSString stringWithUTF8String:Machine_];
3879 }
3880
3881 + (NSString *) webScriptNameForSelector:(SEL)selector {
3882     if (false);
3883     else if (selector == @selector(addTrivialSource:))
3884         return @"addTrivialSource";
3885     else if (selector == @selector(close))
3886         return @"close";
3887     else if (selector == @selector(du:))
3888         return @"du";
3889     else if (selector == @selector(stringWithFormat:arguments:))
3890         return @"format";
3891     else if (selector == @selector(getAllSources))
3892         return @"getAllSourcs";
3893     else if (selector == @selector(getKernelNumber:))
3894         return @"getKernelNumber";
3895     else if (selector == @selector(getKernelString:))
3896         return @"getKernelString";
3897     else if (selector == @selector(getInstalledPackages))
3898         return @"getInstalledPackages";
3899     else if (selector == @selector(getPackageById:))
3900         return @"getPackageById";
3901     else if (selector == @selector(installPackages:))
3902         return @"installPackages";
3903     else if (selector == @selector(localizedStringForKey:value:table:))
3904         return @"localize";
3905     else if (selector == @selector(refreshSources))
3906         return @"refreshSources";
3907     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3908         return @"setButtonImage";
3909     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3910         return @"setButtonTitle";
3911     else if (selector == @selector(setPopupHook:))
3912         return @"setPopupHook";
3913     else if (selector == @selector(setToken:))
3914         return @"setToken";
3915     else if (selector == @selector(setViewportWidth:))
3916         return @"setViewportWidth";
3917     else if (selector == @selector(statfs:))
3918         return @"statfs";
3919     else if (selector == @selector(supports:))
3920         return @"supports";
3921     else
3922         return nil;
3923 }
3924
3925 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3926     return [self webScriptNameForSelector:selector] == nil;
3927 }
3928
3929 - (BOOL) supports:(NSString *)feature {
3930     return [feature isEqualToString:@"window.open"];
3931 }
3932
3933 - (NSNumber *) getKernelNumber:(NSString *)name {
3934     const char *string([name UTF8String]);
3935
3936     size_t size;
3937     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3938         return (id) [NSNull null];
3939
3940     if (size != sizeof(int))
3941         return (id) [NSNull null];
3942
3943     int value;
3944     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3945         return (id) [NSNull null];
3946
3947     return [NSNumber numberWithInt:value];
3948 }
3949
3950 - (NSString *) getKernelString:(NSString *)name {
3951     const char *string([name UTF8String]);
3952
3953     size_t size;
3954     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3955         return (id) [NSNull null];
3956
3957     char value[size + 1];
3958     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3959         return (id) [NSNull null];
3960
3961     // XXX: just in case you request something ludicrous
3962     value[size] = '\0';
3963
3964     return [NSString stringWithCString:value];
3965 }
3966
3967 - (void) addTrivialSource:(NSString *)href {
3968     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3969 }
3970
3971 - (void) refreshSources {
3972     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
3973 }
3974
3975 - (NSArray *) getAllSources {
3976     return [[Database sharedInstance] sources];
3977 }
3978
3979 - (NSArray *) getInstalledPackages {
3980     Database *database([Database sharedInstance]);
3981 @synchronized (database) {
3982     NSArray *packages([database packages]);
3983     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3984     for (Package *package in packages)
3985         if (![package uninstalled])
3986             [installed addObject:package];
3987     return installed;
3988 } }
3989
3990 - (Package *) getPackageById:(NSString *)id {
3991     Package *package([[Database sharedInstance] packageWithName:id]);
3992     [package parse];
3993     return package;
3994 }
3995
3996 - (NSArray *) statfs:(NSString *)path {
3997     struct statfs stat;
3998
3999     if (path == nil || statfs([path UTF8String], &stat) == -1)
4000         return nil;
4001
4002     return [NSArray arrayWithObjects:
4003         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4004         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4005         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4006     nil];
4007 }
4008
4009 - (NSNumber *) du:(NSString *)path {
4010     NSNumber *value(nil);
4011
4012     int fds[2];
4013     _assert(pipe(fds) != -1);
4014
4015     pid_t pid(ExecFork());
4016     if (pid == 0) {
4017         _assert(dup2(fds[1], 1) != -1);
4018         _assert(close(fds[0]) != -1);
4019         _assert(close(fds[1]) != -1);
4020         /* XXX: this should probably not use du */
4021         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4022         exit(1);
4023         _assert(false);
4024     }
4025
4026     _assert(close(fds[1]) != -1);
4027
4028     if (FILE *du = fdopen(fds[0], "r")) {
4029         char line[1024];
4030         while (fgets(line, sizeof(line), du) != NULL) {
4031             size_t length(strlen(line));
4032             while (length != 0 && line[length - 1] == '\n')
4033                 line[--length] = '\0';
4034             if (char *tab = strchr(line, '\t')) {
4035                 *tab = '\0';
4036                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4037             }
4038         }
4039
4040         fclose(du);
4041     } else _assert(close(fds[0]));
4042
4043     int status;
4044   wait:
4045     if (waitpid(pid, &status, 0) == -1)
4046         if (errno == EINTR)
4047             goto wait;
4048         else _assert(false);
4049
4050     return value;
4051 }
4052
4053 - (void) close {
4054     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4055 }
4056
4057 - (void) installPackages:(NSArray *)packages {
4058     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4059 }
4060
4061 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4062     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4063 }
4064
4065 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4066     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4067 }
4068
4069 - (void) _setToken:(NSString *)token {
4070     if (Token_ != nil)
4071         [Token_ release];
4072     Token_ = [token retain];
4073
4074     [Metadata_ setObject:Token_ forKey:@"Token"];
4075     Changed_ = true;
4076 }
4077
4078 - (void) setToken:(NSString *)token {
4079     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4080 }
4081
4082 - (void) setPopupHook:(id)function {
4083     [indirect_ setPopupHook:function];
4084 }
4085
4086 - (void) setViewportWidth:(float)width {
4087     [indirect_ setViewportWidthOnMainThread:width];
4088 }
4089
4090 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4091     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4092     unsigned count([arguments count]);
4093     id values[count];
4094     for (unsigned i(0); i != count; ++i)
4095         values[i] = [arguments objectAtIndex:i];
4096     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4097 }
4098
4099 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4100     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4101         value = nil;
4102     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4103         table = nil;
4104     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4105 }
4106
4107 @end
4108 /* }}} */
4109
4110 /* @ Loading... Indicator {{{ */
4111 @interface CYLoadingIndicator : UIView {
4112     UIActivityIndicatorView *spinner_;
4113     UILabel *label_;
4114     UIView *container_;
4115 }
4116
4117 @property (readonly, nonatomic) UILabel *label;
4118 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4119
4120 @end
4121
4122 @implementation CYLoadingIndicator
4123
4124 - (id) initWithFrame:(CGRect)frame {
4125     if ((self = [super initWithFrame:frame]) != nil) {
4126         container_ = [[[UIView alloc] init] autorelease];
4127         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4128
4129         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4130         [spinner_ startAnimating];
4131         [container_ addSubview:spinner_];
4132
4133         label_ = [[[UILabel alloc] init] autorelease];
4134         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4135         [label_ setBackgroundColor:[UIColor clearColor]];
4136         [label_ setTextColor:[UIColor blackColor]];
4137         [label_ setShadowColor:[UIColor whiteColor]];
4138         [label_ setShadowOffset:CGSizeMake(0, 1)];
4139         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4140         [container_ addSubview:label_];
4141
4142         CGSize viewsize = frame.size;
4143         CGSize spinnersize = [spinner_ bounds].size;
4144         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4145         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4146
4147         CGRect containrect = {
4148             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4149             CGSizeMake(bothwidth, spinnersize.height)
4150         };
4151         CGRect textrect = {
4152             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4153             textsize
4154         };
4155         CGRect spinrect = {
4156             CGPointZero,
4157             spinnersize
4158         };
4159
4160         [container_ setFrame:containrect];
4161         [spinner_ setFrame:spinrect];
4162         [label_ setFrame:textrect];
4163         [self addSubview:container_];
4164     } return self;
4165 }
4166
4167 - (UILabel *) label {
4168     return label_;
4169 }
4170
4171 - (UIActivityIndicatorView *) activityIndicatorView {
4172     return spinner_;
4173 }
4174
4175 @end
4176 /* }}} */
4177 /* Emulated Loading Controller {{{ */
4178 @interface CYEmulatedLoadingController : CYViewController <
4179     ProgressDelegate,
4180     ConfigurationDelegate
4181 > {
4182     _transient Database *database_;
4183     CYLoadingIndicator *indicator_;
4184     UITabBar *tabbar_;
4185     UINavigationBar *navbar_;
4186 }
4187
4188 @end
4189
4190 @implementation CYEmulatedLoadingController
4191
4192 - (void) dealloc {
4193     [self releaseSubviews];
4194     [database_ setDelegate:nil];
4195
4196     [super dealloc];
4197 }
4198
4199 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4200     CYAlertView *sheet([[[CYAlertView alloc]
4201         initWithTitle:title
4202         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4203         defaultButtonIndex:0
4204     ] autorelease]);
4205
4206     [sheet setMessage:error];
4207     [sheet yieldToPopupAlertAnimated:YES];
4208     [sheet dismiss];
4209 }
4210
4211 - (void) setProgressTitle:(NSString *)title { }
4212 - (void) setProgressPercent:(NSNumber *)percent { }
4213 - (void) startProgress { }
4214 - (void) addProgressOutput:(NSString *)output { }
4215 - (bool) isProgressCancelled { return NO; }
4216 - (void) setConfigurationData:(NSString *)data { }
4217
4218 - (void) repairWithSelector:(SEL)selector {
4219     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4220     [database_ performSelector:selector];
4221     sleep(10);
4222     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4223 }
4224
4225 - (id) initWithDatabase:(Database *)database {
4226     if ((self = [super init]) != nil) {
4227         database_ = database;
4228         [database_ setDelegate:self];
4229     } return self;
4230 }
4231
4232 - (void) loadView {
4233     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4234     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4235
4236     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4237     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4238     [[self view] addSubview:indicator_];
4239
4240     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4241     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4242     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4243     [[self view] addSubview:tabbar_];
4244
4245     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4246     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4247     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4248     [[self view] addSubview:navbar_];
4249 }
4250
4251 - (void) releaseSubviews {
4252     [indicator_ release];
4253     indicator_ = nil;
4254
4255     [tabbar_ release];
4256     tabbar_ = nil;
4257
4258     [navbar_ release];
4259     navbar_ = nil;
4260 }
4261
4262 @end
4263 /* }}} */
4264
4265 /* Cydia Browser Controller {{{ */
4266 @interface CYBrowserController : BrowserController {
4267     CydiaObject *cydia_;
4268 }
4269
4270 @end
4271
4272 @implementation CYBrowserController
4273
4274 - (void) dealloc {
4275     [cydia_ release];
4276     [super dealloc];
4277 }
4278
4279 - (NSURL *) navigationURL {
4280     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4281 }
4282
4283 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4284 }
4285
4286 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4287     [super webView:view didClearWindowObject:window forFrame:frame];
4288
4289     WebDataSource *source([frame dataSource]);
4290     NSURLResponse *response([source response]);
4291
4292     NSURL *url([response URL]);
4293     NSString *scheme([url scheme]);
4294     NSString *host([url host]);
4295
4296     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4297         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4298         NSDictionary *headers([http allHeaderFields]);
4299         [self setHeaders:headers forHost:host];
4300     }
4301
4302     if (
4303         [host isEqualToString:@"cydia.saurik.com"] ||
4304         [host hasSuffix:@".cydia.saurik.com"] ||
4305         [scheme isEqualToString:@"file"]
4306     )
4307         [window setValue:cydia_ forKey:@"cydia"];
4308 }
4309
4310 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4311     if (System_ != NULL)
4312         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4313     if (Machine_ != NULL)
4314         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4315     if (Token_ != nil)
4316         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4317     if (Role_ != nil)
4318         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4319 }
4320
4321 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4322     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4323     [self _setMoreHeaders:copy];
4324     return copy;
4325 }
4326
4327 - (void) setDelegate:(id)delegate {
4328     [super setDelegate:delegate];
4329     [cydia_ setDelegate:delegate];
4330 }
4331
4332 - (id) init {
4333     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4334         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4335
4336         WebView *webview([[webview_ _documentView] webView]);
4337
4338         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4339
4340         NSString *application = package == nil ? @"Cydia" : [NSString
4341             stringWithFormat:@"Cydia/%@",
4342             [package installed]
4343         ];
4344
4345         if (Safari_ != nil)
4346             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4347         if (Build_ != nil)
4348             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4349         if (Product_ != nil)
4350             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4351
4352         [webview setApplicationNameForUserAgent:application];
4353     } return self;
4354 }
4355
4356 @end
4357 /* }}} */
4358
4359 // CydiaScript {{{
4360 @interface NSObject (CydiaScript)
4361 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4362 @end
4363
4364 @implementation NSObject (CydiaScript)
4365
4366 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4367     return self;
4368 }
4369
4370 @end
4371
4372 @implementation NSArray (CydiaScript)
4373
4374 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4375     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4376     for (size_t i(0), e([self count]); i != e; ++i)
4377         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4378     return object;
4379 }
4380
4381 @end
4382
4383 @implementation NSDictionary (CydiaScript)
4384
4385 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4386     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4387     for (id i in self)
4388         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4389     return object;
4390 }
4391
4392 @end
4393 // }}}
4394
4395 /* Confirmation Controller {{{ */
4396 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4397     if (!iterator.end())
4398         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4399             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4400                 continue;
4401             pkgCache::PkgIterator package(dep.TargetPkg());
4402             if (package.end())
4403                 continue;
4404             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4405                 return true;
4406         }
4407
4408     return false;
4409 }
4410
4411 @protocol ConfirmationControllerDelegate
4412 - (void) cancelAndClear:(bool)clear;
4413 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4414 - (void) queue;
4415 @end
4416
4417 @interface ConfirmationController : CYBrowserController {
4418     _transient Database *database_;
4419
4420     UIAlertView *essential_;
4421
4422     NSDictionary *changes_;
4423     NSMutableArray *issues_;
4424     NSDictionary *sizes_;
4425
4426     BOOL substrate_;
4427 }
4428
4429 - (id) initWithDatabase:(Database *)database;
4430
4431 @end
4432
4433 @implementation ConfirmationController
4434
4435 - (void) dealloc {
4436     [changes_ release];
4437     [issues_ release];
4438     [sizes_ release];
4439
4440     if (essential_ != nil)
4441         [essential_ release];
4442
4443     [super dealloc];
4444 }
4445
4446 - (void) complete {
4447     if (substrate_)
4448         RestartSubstrate_ = true;
4449     [delegate_ confirmWithNavigationController:[self navigationController]];
4450 }
4451
4452 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4453     NSString *context([alert context]);
4454
4455     if ([context isEqualToString:@"remove"]) {
4456         if (button == [alert cancelButtonIndex])
4457             [self dismissModalViewControllerAnimated:YES];
4458         else if (button == [alert firstOtherButtonIndex]) {
4459             [self complete];
4460         }
4461
4462         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4463     } else if ([context isEqualToString:@"unable"]) {
4464         [self dismissModalViewControllerAnimated:YES];
4465         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4466     } else {
4467         [super alertView:alert clickedButtonAtIndex:button];
4468     }
4469 }
4470
4471 - (void) _doContinue {
4472     [self dismissModalViewControllerAnimated:YES];
4473     [delegate_ cancelAndClear:NO];
4474 }
4475
4476 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4477     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4478     return nil;
4479 }
4480
4481 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4482     [super webView:view didClearWindowObject:window forFrame:frame];
4483
4484     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4485         changes_, @"changes",
4486         issues_, @"issues",
4487         sizes_, @"sizes",
4488         self, @"queue",
4489     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4490 }
4491
4492 - (id) initWithDatabase:(Database *)database {
4493     if ((self = [super init]) != nil) {
4494         database_ = database;
4495
4496         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4497         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4498         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4499         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4500         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4501
4502         bool remove(false);
4503
4504         pkgCacheFile &cache([database_ cache]);
4505         NSArray *packages([database_ packages]);
4506         pkgDepCache::Policy *policy([database_ policy]);
4507
4508         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4509
4510         for (Package *package in packages) {
4511             pkgCache::PkgIterator iterator([package iterator]);
4512             NSString *name([package id]);
4513
4514             if ([package broken]) {
4515                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4516
4517                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4518                     name, @"package",
4519                     reasons, @"reasons",
4520                 nil]];
4521
4522                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4523                 if (ver.end())
4524                     continue;
4525
4526                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4527                     pkgCache::DepIterator start;
4528                     pkgCache::DepIterator end;
4529                     dep.GlobOr(start, end); // ++dep
4530
4531                     if (!cache->IsImportantDep(end))
4532                         continue;
4533                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4534                         continue;
4535
4536                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4537
4538                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4539                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4540                         clauses, @"clauses",
4541                     nil]];
4542
4543                     _forever {
4544                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4545
4546                         pkgCache::PkgIterator target(start.TargetPkg());
4547                         if (target->ProvidesList != 0)
4548                             reason = @"missing";
4549                         else {
4550                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4551                             if (!ver.end()) {
4552                                 reason = @"installed";
4553                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4554                             } else if (!cache[target].CandidateVerIter(cache).end())
4555                                 reason = @"uninstalled";
4556                             else if (target->ProvidesList == 0)
4557                                 reason = @"uninstallable";
4558                             else
4559                                 reason = @"virtual";
4560                         }
4561
4562                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4563                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4564                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4565                         nil]);
4566
4567                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4568                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4569                             version, @"version",
4570                             reason, @"reason",
4571                             installed, @"installed",
4572                         nil]];
4573
4574                         // yes, seriously. (wtf?)
4575                         if (start == end)
4576                             break;
4577                         ++start;
4578                     }
4579                 }
4580             }
4581
4582             pkgDepCache::StateCache &state(cache[iterator]);
4583
4584             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4585
4586             if (state.NewInstall())
4587                 [installs addObject:name];
4588             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4589                 [reinstalls addObject:name];
4590             else if (state.Upgrade())
4591                 [upgrades addObject:name];
4592             else if (state.Downgrade())
4593                 [downgrades addObject:name];
4594             else if (!state.Delete())
4595                 continue;
4596             else if (special_r(name))
4597                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4598                     [NSNull null], @"package",
4599                     [NSArray arrayWithObjects:
4600                         [NSDictionary dictionaryWithObjectsAndKeys:
4601                             @"Conflicts", @"relationship",
4602                             [NSArray arrayWithObjects:
4603                                 [NSDictionary dictionaryWithObjectsAndKeys:
4604                                     name, @"package",
4605                                     [NSNull null], @"version",
4606                                     @"installed", @"reason",
4607                                 nil],
4608                             nil], @"clauses",
4609                         nil],
4610                     nil], @"reasons",
4611                 nil]];
4612             else {
4613                 if ([package essential])
4614                     remove = true;
4615                 [removes addObject:name];
4616             }
4617
4618             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4619             substrate_ |= DepSubstrate(iterator.CurrentVer());
4620         }
4621
4622         if (!remove)
4623             essential_ = nil;
4624         else if (Advanced_) {
4625             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4626
4627             essential_ = [[UIAlertView alloc]
4628                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4629                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4630                 delegate:self
4631                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4632                 otherButtonTitles:
4633                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4634                 nil
4635             ];
4636
4637             [essential_ setContext:@"remove"];
4638         } else {
4639             essential_ = [[UIAlertView alloc]
4640                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4641                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4642                 delegate:self
4643                 cancelButtonTitle:UCLocalize("OKAY")
4644                 otherButtonTitles:nil
4645             ];
4646
4647             [essential_ setContext:@"unable"];
4648         }
4649
4650         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4651             installs, @"installs",
4652             reinstalls, @"reinstalls",
4653             upgrades, @"upgrades",
4654             downgrades, @"downgrades",
4655             removes, @"removes",
4656         nil];
4657
4658         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4659             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4660             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4661         nil];
4662
4663         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4664
4665         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4666             initWithTitle:UCLocalize("CANCEL")
4667             style:UIBarButtonItemStylePlain
4668             target:self
4669             action:@selector(cancelButtonClicked)
4670         ] autorelease]];
4671     } return self;
4672 }
4673
4674 #if !AlwaysReload
4675 - (void) applyRightButton {
4676     if ([issues_ count] == 0 && ![self isLoading])
4677         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4678             initWithTitle:UCLocalize("CONFIRM")
4679             style:UIBarButtonItemStyleDone
4680             target:self
4681             action:@selector(confirmButtonClicked)
4682         ] autorelease]];
4683     else
4684         [[self navigationItem] setRightBarButtonItem:nil];
4685 }
4686 #endif
4687
4688 - (void) cancelButtonClicked {
4689     [self dismissModalViewControllerAnimated:YES];
4690     [delegate_ cancelAndClear:YES];
4691 }
4692
4693 #if !AlwaysReload
4694 - (void) confirmButtonClicked {
4695     if (essential_ != nil)
4696         [essential_ show];
4697     else
4698         [self complete];
4699 }
4700 #endif
4701
4702 @end
4703 /* }}} */
4704
4705 /* Progress Data {{{ */
4706 @interface ProgressData : NSObject {
4707     SEL selector_;
4708     // XXX: should these really both be _transient?
4709     _transient id target_;
4710     _transient id object_;
4711 }
4712
4713 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4714
4715 - (SEL) selector;
4716 - (id) target;
4717 - (id) object;
4718
4719 @end
4720
4721 @implementation ProgressData
4722
4723 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4724     if ((self = [super init]) != nil) {
4725         selector_ = selector;
4726         target_ = target;
4727         object_ = object;
4728     } return self;
4729 }
4730
4731 - (SEL) selector {
4732     return selector_;
4733 }
4734
4735 - (id) target {
4736     return target_;
4737 }
4738
4739 - (id) object {
4740     return object_;
4741 }
4742
4743 @end
4744 /* }}} */
4745 /* Progress Controller {{{ */
4746 @interface ProgressController : CYViewController <
4747     ConfigurationDelegate,
4748     ProgressDelegate
4749 > {
4750     _transient Database *database_;
4751     UIProgressBar *progress_;
4752     UITextView *output_;
4753     UITextLabel *status_;
4754     UIPushButton *close_;
4755     BOOL running_;
4756     SHA1SumValue springlist_;
4757     SHA1SumValue notifyconf_;
4758     NSString *title_;
4759 }
4760
4761 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4762
4763 - (void) _retachThread;
4764 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4765
4766 - (BOOL) isRunning;
4767
4768 @end
4769
4770 @protocol ProgressControllerDelegate
4771 - (void) progressControllerIsComplete:(ProgressController *)sender;
4772 @end
4773
4774 @implementation ProgressController
4775
4776 - (void) dealloc {
4777     [database_ setDelegate:nil];
4778     [progress_ release];
4779     [output_ release];
4780     [status_ release];
4781     [close_ release];
4782     if (title_ != nil)
4783         [title_ release];
4784     [super dealloc];
4785 }
4786
4787 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4788     if ((self = [super init]) != nil) {
4789         database_ = database;
4790         [database_ setDelegate:self];
4791         delegate_ = delegate;
4792
4793         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4794
4795         progress_ = [[UIProgressBar alloc] init];
4796         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4797         [progress_ setStyle:0];
4798
4799         status_ = [[UITextLabel alloc] init];
4800         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4801         [status_ setColor:[UIColor whiteColor]];
4802         [status_ setBackgroundColor:[UIColor clearColor]];
4803         [status_ setCentersHorizontally:YES];
4804         //[status_ setFont:font];
4805
4806         output_ = [[UITextView alloc] init];
4807         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4808         //[output_ setTextFont:@"Courier New"];
4809         [output_ setFont:[[output_ font] fontWithSize:12]];
4810         [output_ setTextColor:[UIColor whiteColor]];
4811         [output_ setBackgroundColor:[UIColor clearColor]];
4812         [output_ setMarginTop:0];
4813         [output_ setAllowsRubberBanding:YES];
4814         [output_ setEditable:NO];
4815         [[self view] addSubview:output_];
4816
4817         close_ = [[UIPushButton alloc] init];
4818         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4819         [close_ setAutosizesToFit:NO];
4820         [close_ setDrawsShadow:YES];
4821         [close_ setStretchBackground:YES];
4822         [close_ setEnabled:YES];
4823         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4824         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4825         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4826         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4827     } return self;
4828 }
4829
4830 - (void) positionViews {
4831     CGRect bounds = [[self view] bounds];
4832     CGSize prgsize = [UIProgressBar defaultSize];
4833
4834     CGRect prgrect = {{
4835         (bounds.size.width - prgsize.width) / 2,
4836         bounds.size.height - prgsize.height - 20
4837     }, prgsize};
4838
4839     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4840
4841     [progress_ setFrame:prgrect];
4842     [status_ setFrame:CGRectMake(
4843         10,
4844         bounds.size.height - prgsize.height - 50,
4845         bounds.size.width - 20,
4846         24
4847     )];
4848     [output_ setFrame:CGRectMake(
4849         10,
4850         20,
4851         bounds.size.width - 20,
4852         bounds.size.height - 96
4853     )];
4854     [close_ setFrame:CGRectMake(
4855         (bounds.size.width - closewidth) / 2,
4856         bounds.size.height - prgsize.height - 50,
4857         closewidth,
4858         32 + prgsize.height
4859     )];
4860 }
4861
4862 - (void) viewWillAppear:(BOOL)animated {
4863     [super viewDidAppear:animated];
4864     [[self navigationItem] setHidesBackButton:YES];
4865     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4866
4867     [self positionViews];
4868 }
4869
4870 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4871     [self positionViews];
4872 }
4873
4874 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4875     NSString *context([alert context]);
4876
4877     if ([context isEqualToString:@"conffile"]) {
4878         FILE *input = [database_ input];
4879         if (button == [alert cancelButtonIndex])
4880             fprintf(input, "N\n");
4881         else if (button == [alert firstOtherButtonIndex])
4882             fprintf(input, "Y\n");
4883         fflush(input);
4884
4885         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4886     }
4887 }
4888
4889 - (void) closeButtonPushed {
4890     running_ = NO;
4891
4892     UpdateExternalStatus(0);
4893
4894     switch (Finish_) {
4895         case 0:
4896             [self dismissModalViewControllerAnimated:YES];
4897         break;
4898
4899         case 1:
4900             [delegate_ terminateWithSuccess];
4901             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4902                 [delegate_ suspendWithAnimation:YES];
4903             else
4904                 [delegate_ suspend];*/
4905         break;
4906
4907         case 2:
4908             _trace();
4909             goto reload;
4910
4911         case 3:
4912             _trace();
4913             goto reload;
4914
4915         reload:
4916             system("/usr/bin/sbreload");
4917             _trace();
4918         break;
4919
4920         case 4:
4921             _trace();
4922             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4923                 SBReboot(SBSSpringBoardServerPort());
4924             else
4925                 reboot2(RB_AUTOBOOT);
4926         break;
4927     }
4928 }
4929
4930 - (void) _retachThread {
4931     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4932
4933     [[self view] addSubview:close_];
4934     [progress_ removeFromSuperview];
4935     [status_ removeFromSuperview];
4936
4937     [database_ popErrorWithTitle:title_];
4938     [delegate_ progressControllerIsComplete:self];
4939
4940     if (Finish_ < 4) {
4941         FileFd file;
4942         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4943             _error->Discard();
4944         else {
4945             MMap mmap(file, MMap::ReadOnly);
4946             SHA1Summation sha1;
4947             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4948             if (!(notifyconf_ == sha1.Result()))
4949                 Finish_ = 4;
4950         }
4951     }
4952
4953     if (Finish_ < 3) {
4954         FileFd file;
4955         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4956             _error->Discard();
4957         else {
4958             MMap mmap(file, MMap::ReadOnly);
4959             SHA1Summation sha1;
4960             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4961             if (!(springlist_ == sha1.Result()))
4962                 Finish_ = 3;
4963         }
4964     }
4965
4966     if (Finish_ < 2) {
4967         if (RestartSubstrate_)
4968             Finish_ = 2;
4969     }
4970
4971     RestartSubstrate_ = false;
4972
4973     switch (Finish_) {
4974         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4975         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4976         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4977         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4978         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4979     }
4980
4981     _trace();
4982     system("su -c /usr/bin/uicache mobile");
4983     _trace();
4984
4985     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4986
4987     [delegate_ setStatusBarShowsProgress:NO];
4988 }
4989
4990 - (void) _detachNewThreadInvocation:(NSInvocation *)invocation { _pooled
4991     [invocation invoke];
4992     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4993 }
4994
4995 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4996     UpdateExternalStatus(1);
4997
4998     if (title_ != nil)
4999         [title_ release];
5000     if (title == nil)
5001         title_ = nil;
5002     else
5003         title_ = [title retain];
5004
5005     [[self navigationItem] setTitle:title_];
5006
5007     [status_ setText:nil];
5008     [output_ setText:@""];
5009     [progress_ setProgress:0];
5010
5011     [close_ removeFromSuperview];
5012     [[self view] addSubview:progress_];
5013     [[self view] addSubview:status_];
5014
5015     [delegate_ setStatusBarShowsProgress:YES];
5016     running_ = YES;
5017
5018     {
5019         FileFd file;
5020         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5021             _error->Discard();
5022         else {
5023             MMap mmap(file, MMap::ReadOnly);
5024             SHA1Summation sha1;
5025             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5026             notifyconf_ = sha1.Result();
5027         }
5028     }
5029
5030     {
5031         FileFd file;
5032         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5033             _error->Discard();
5034         else {
5035             MMap mmap(file, MMap::ReadOnly);
5036             SHA1Summation sha1;
5037             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5038             springlist_ = sha1.Result();
5039         }
5040     }
5041
5042     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
5043     [invocation setTarget:target];
5044     [invocation setSelector:selector];
5045     _assert(object == nil);
5046
5047     [NSThread detachNewThreadSelector:@selector(_detachNewThreadInvocation:) toTarget:self withObject:invocation];
5048 }
5049
5050 - (void) repairWithSelector:(SEL)selector {
5051     [self
5052         detachNewThreadSelector:selector
5053         toTarget:database_
5054         withObject:nil
5055         title:UCLocalize("REPAIRING")
5056     ];
5057 }
5058
5059 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5060     CYAlertView *sheet([[[CYAlertView alloc]
5061         initWithTitle:title
5062         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5063         defaultButtonIndex:0
5064     ] autorelease]);
5065
5066     [sheet setMessage:error];
5067     [sheet yieldToPopupAlertAnimated:YES];
5068     [sheet dismiss];
5069 }
5070
5071 - (void) startProgress {
5072 }
5073
5074 - (bool) isProgressCancelled {
5075     return false;
5076 }
5077
5078 - (void) setConfigurationData:(NSString *)data {
5079     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5080
5081     if (!conffile_r(data)) {
5082         lprintf("E:invalid conffile\n");
5083         return;
5084     }
5085
5086     NSString *ofile = conffile_r[1];
5087     //NSString *nfile = conffile_r[2];
5088
5089     UIAlertView *alert = [[[UIAlertView alloc]
5090         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5091         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5092         delegate:self
5093         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5094         otherButtonTitles:
5095             UCLocalize("ACCEPT_NEW_COPY"),
5096             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5097         nil
5098     ] autorelease];
5099
5100     [alert setContext:@"conffile"];
5101     [alert show];
5102 }
5103
5104 - (void) setProgressTitle:(NSString *)title {
5105     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5106     for (size_t i(0), e([words count]); i != e; ++i) {
5107         NSString *word([words objectAtIndex:i]);
5108         if (Package *package = [database_ packageWithName:word])
5109             [words replaceObjectAtIndex:i withObject:[package name]];
5110     }
5111
5112     [status_ setText:[words componentsJoinedByString:@" "]];
5113 }
5114
5115 - (void) setProgressPercent:(NSNumber *)percent {
5116     [progress_ setProgress:[percent floatValue]];
5117 }
5118
5119 - (void) addProgressOutput:(NSString *)output {
5120     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5121     CGSize size = [output_ contentSize];
5122     CGPoint offset = [output_ contentOffset];
5123     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5124         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5125         [output_ scrollRectToVisible:rect animated:YES];
5126     }
5127 }
5128
5129 - (BOOL) isRunning {
5130     return running_;
5131 }
5132
5133 @end
5134 /* }}} */
5135
5136 /* Cell Content View {{{ */
5137 @protocol ContentDelegate
5138 - (void) drawContentRect:(CGRect)rect;
5139 @end
5140
5141 @interface ContentView : UIView {
5142     _transient id<ContentDelegate> delegate_;
5143 }
5144
5145 @end
5146
5147 @implementation ContentView
5148
5149 - (id) initWithFrame:(CGRect)frame {
5150     if ((self = [super initWithFrame:frame]) != nil) {
5151         [self setNeedsDisplayOnBoundsChange:YES];
5152     } return self;
5153 }
5154
5155 - (void) setDelegate:(id<ContentDelegate>)delegate {
5156     delegate_ = delegate;
5157 }
5158
5159 - (void) drawRect:(CGRect)rect {
5160     [super drawRect:rect];
5161     [delegate_ drawContentRect:rect];
5162 }
5163
5164 @end
5165 /* }}} */
5166 /* Cydia TableView Cell {{{ */
5167 @interface CYTableViewCell : UITableViewCell {
5168     ContentView *content_;
5169     bool highlighted_;
5170 }
5171
5172 @end
5173
5174 @implementation CYTableViewCell
5175
5176 - (void) dealloc {
5177     [content_ release];
5178     [super dealloc];
5179 }
5180
5181 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5182     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5183
5184     if (view == content_) {
5185         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5186         highlighted_ = highlighted;
5187     }
5188
5189     [super _updateHighlightColorsForView:view highlighted:highlighted];
5190 }
5191
5192 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5193     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5194     highlighted_ = selected;
5195
5196     [super setSelected:selected animated:animated];
5197     [content_ setNeedsDisplay];
5198 }
5199
5200 @end
5201 /* }}} */
5202
5203 /* Package Cell {{{ */
5204 @interface PackageCell : CYTableViewCell <
5205     ContentDelegate
5206 > {
5207     UIImage *icon_;
5208     NSString *name_;
5209     NSString *description_;
5210     bool commercial_;
5211     NSString *source_;
5212     UIImage *badge_;
5213     Package *package_;
5214     UIImage *placard_;
5215 }
5216
5217 - (PackageCell *) init;
5218 - (void) setPackage:(Package *)package;
5219
5220 - (void) drawContentRect:(CGRect)rect;
5221
5222 @end
5223
5224 @implementation PackageCell
5225
5226 - (void) clearPackage {
5227     if (icon_ != nil) {
5228         [icon_ release];
5229         icon_ = nil;
5230     }
5231
5232     if (name_ != nil) {
5233         [name_ release];
5234         name_ = nil;
5235     }
5236
5237     if (description_ != nil) {
5238         [description_ release];
5239         description_ = nil;
5240     }
5241
5242     if (source_ != nil) {
5243         [source_ release];
5244         source_ = nil;
5245     }
5246
5247     if (badge_ != nil) {
5248         [badge_ release];
5249         badge_ = nil;
5250     }
5251
5252     if (placard_ != nil) {
5253         [placard_ release];
5254         placard_ = nil;
5255     }
5256
5257     [package_ release];
5258     package_ = nil;
5259 }
5260
5261 - (void) dealloc {
5262     [self clearPackage];
5263     [super dealloc];
5264 }
5265
5266 - (PackageCell *) init {
5267     CGRect frame(CGRectMake(0, 0, 320, 74));
5268     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5269         UIView *content([self contentView]);
5270         CGRect bounds([content bounds]);
5271
5272         content_ = [[ContentView alloc] initWithFrame:bounds];
5273         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5274         [content addSubview:content_];
5275
5276         [content_ setDelegate:self];
5277         [content_ setOpaque:YES];
5278     } return self;
5279 }
5280
5281 - (NSString *) accessibilityLabel {
5282     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5283 }
5284
5285 - (void) setPackage:(Package *)package {
5286     [self clearPackage];
5287     [package parse];
5288
5289     Source *source = [package source];
5290
5291     icon_ = [[package icon] retain];
5292     name_ = [[package name] retain];
5293
5294     if (IsWildcat_)
5295         description_ = [package longDescription];
5296     if (description_ == nil)
5297         description_ = [package shortDescription];
5298     if (description_ != nil)
5299         description_ = [description_ retain];
5300
5301     commercial_ = [package isCommercial];
5302
5303     package_ = [package retain];
5304
5305     NSString *label = nil;
5306     bool trusted = false;
5307
5308     if (source != nil) {
5309         label = [source label];
5310         trusted = [source trusted];
5311     } else if ([[package id] isEqualToString:@"firmware"])
5312         label = UCLocalize("APPLE");
5313     else
5314         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5315
5316     NSString *from(label);
5317
5318     NSString *section = [package simpleSection];
5319     if (section != nil && ![section isEqualToString:label]) {
5320         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5321         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5322     }
5323
5324     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5325     source_ = [from retain];
5326
5327     if (NSString *purpose = [package primaryPurpose])
5328         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5329             badge_ = [badge_ retain];
5330
5331     UIColor *color;
5332     NSString *placard;
5333
5334     if (NSString *mode = [package_ mode]) {
5335         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5336             color = RemovingColor_;
5337             //placard = @"removing";
5338         } else {
5339             color = InstallingColor_;
5340             //placard = @"installing";
5341         }
5342
5343         // XXX: the removing/installing placards are not @2x
5344         placard = nil;
5345     } else {
5346         color = [UIColor whiteColor];
5347
5348         if ([package installed] != nil)
5349             placard = @"installed";
5350         else
5351             placard = nil;
5352     }
5353
5354     [content_ setBackgroundColor:color];
5355
5356     if (placard != nil)
5357         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5358             placard_ = [placard_ retain];
5359
5360     [self setNeedsDisplay];
5361     [content_ setNeedsDisplay];
5362 }
5363
5364 - (void) drawContentRect:(CGRect)rect {
5365     bool highlighted(highlighted_);
5366     float width([self bounds].size.width);
5367
5368 #if 0
5369     CGContextRef context(UIGraphicsGetCurrentContext());
5370     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5371     CGContextFillRect(context, rect);
5372 #endif
5373
5374     if (icon_ != nil) {
5375         CGRect rect;
5376         rect.size = [icon_ size];
5377
5378         rect.size.width /= 2;
5379         rect.size.height /= 2;
5380
5381         rect.origin.x = 25 - rect.size.width / 2;
5382         rect.origin.y = 25 - rect.size.height / 2;
5383
5384         [icon_ drawInRect:rect];
5385     }
5386
5387     if (badge_ != nil) {
5388         CGRect rect;
5389         rect.size = [badge_ size];
5390
5391         rect.size.width /= 2;
5392         rect.size.height /= 2;
5393
5394         rect.origin.x = 36 - rect.size.width / 2;
5395         rect.origin.y = 36 - rect.size.height / 2;
5396
5397         [badge_ drawInRect:rect];
5398     }
5399
5400     if (highlighted)
5401         UISetColor(White_);
5402
5403     if (!highlighted)
5404         UISetColor(commercial_ ? Purple_ : Black_);
5405     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5406     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5407
5408     if (!highlighted)
5409         UISetColor(commercial_ ? Purplish_ : Gray_);
5410     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5411
5412     if (placard_ != nil)
5413         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5414 }
5415
5416 @end
5417 /* }}} */
5418 /* Section Cell {{{ */
5419 @interface SectionCell : CYTableViewCell <
5420     ContentDelegate
5421 > {
5422     NSString *basic_;
5423     NSString *section_;
5424     NSString *name_;
5425     NSString *count_;
5426     UIImage *icon_;
5427     UISwitch *switch_;
5428     BOOL editing_;
5429 }
5430
5431 - (void) setSection:(Section *)section editing:(BOOL)editing;
5432
5433 @end
5434
5435 @implementation SectionCell
5436
5437 - (void) clearSection {
5438     if (basic_ != nil) {
5439         [basic_ release];
5440         basic_ = nil;
5441     }
5442
5443     if (section_ != nil) {
5444         [section_ release];
5445         section_ = nil;
5446     }
5447
5448     if (name_ != nil) {
5449         [name_ release];
5450         name_ = nil;
5451     }
5452
5453     if (count_ != nil) {
5454         [count_ release];
5455         count_ = nil;
5456     }
5457 }
5458
5459 - (void) dealloc {
5460     [self clearSection];
5461     [icon_ release];
5462     [switch_ release];
5463     [super dealloc];
5464 }
5465
5466 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5467     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5468         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5469         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5470         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5471
5472         UIView *content([self contentView]);
5473         CGRect bounds([content bounds]);
5474
5475         content_ = [[ContentView alloc] initWithFrame:bounds];
5476         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5477         [content addSubview:content_];
5478         [content_ setBackgroundColor:[UIColor whiteColor]];
5479
5480         [content_ setDelegate:self];
5481     } return self;
5482 }
5483
5484 - (void) onSwitch:(id)sender {
5485     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5486     if (metadata == nil) {
5487         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5488         [Sections_ setObject:metadata forKey:basic_];
5489     }
5490
5491     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5492     Changed_ = true;
5493 }
5494
5495 - (void) setSection:(Section *)section editing:(BOOL)editing {
5496     if (editing != editing_) {
5497         if (editing_)
5498             [switch_ removeFromSuperview];
5499         else
5500             [self addSubview:switch_];
5501         editing_ = editing;
5502     }
5503
5504     [self clearSection];
5505
5506     if (section == nil) {
5507         name_ = [UCLocalize("ALL_PACKAGES") retain];
5508         count_ = nil;
5509     } else {
5510         basic_ = [section name];
5511         if (basic_ != nil)
5512             basic_ = [basic_ retain];
5513
5514         section_ = [section localized];
5515         if (section_ != nil)
5516             section_ = [section_ retain];
5517
5518         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5519         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5520
5521         if (editing_)
5522             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5523     }
5524
5525     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5526     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5527
5528     [content_ setNeedsDisplay];
5529 }
5530
5531 - (void) setFrame:(CGRect)frame {
5532     [super setFrame:frame];
5533
5534     CGRect rect([switch_ frame]);
5535     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5536 }
5537
5538 - (NSString *) accessibilityLabel {
5539     return name_;
5540 }
5541
5542 - (void) drawContentRect:(CGRect)rect {
5543     bool highlighted(highlighted_ && !editing_);
5544
5545     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5546
5547     if (highlighted)
5548         UISetColor(White_);
5549
5550     float width(rect.size.width);
5551     if (editing_)
5552         width -= 87;
5553
5554     if (!highlighted)
5555         UISetColor(Black_);
5556     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5557
5558     CGSize size = [count_ sizeWithFont:Font14_];
5559
5560     UISetColor(White_);
5561     if (count_ != nil)
5562         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5563 }
5564
5565 @end
5566 /* }}} */
5567
5568 /* File Table {{{ */
5569 @interface FileTable : CYViewController <
5570     UITableViewDataSource,
5571     UITableViewDelegate
5572 > {
5573     _transient Database *database_;
5574     Package *package_;
5575     NSString *name_;
5576     NSMutableArray *files_;
5577     UITableView *list_;
5578 }
5579
5580 - (id) initWithDatabase:(Database *)database;
5581 - (void) setPackage:(Package *)package;
5582
5583 @end
5584
5585 @implementation FileTable
5586
5587 - (void) dealloc {
5588     [self releaseSubviews];
5589
5590     [package_ release];
5591     [name_ release];
5592     [files_ release];
5593
5594     [super dealloc];
5595 }
5596
5597 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5598     return files_ == nil ? 0 : [files_ count];
5599 }
5600
5601 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5602     return 24.0f;
5603 }*/
5604
5605 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5606     static NSString *reuseIdentifier = @"Cell";
5607
5608     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5609     if (cell == nil) {
5610         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5611         [cell setFont:[UIFont systemFontOfSize:16]];
5612     }
5613     [cell setText:[files_ objectAtIndex:indexPath.row]];
5614     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5615
5616     return cell;
5617 }
5618
5619 - (NSURL *) navigationURL {
5620     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5621 }
5622
5623 - (void) loadView {
5624     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5625
5626     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5627     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5628     [list_ setRowHeight:24.0f];
5629     [list_ setDataSource:self];
5630     [list_ setDelegate:self];
5631     [[self view] addSubview:list_];
5632 }
5633
5634 - (void) viewDidLoad {
5635     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5636 }
5637
5638 - (void) releaseSubviews {
5639     [list_ release];
5640     list_ = nil;
5641 }
5642
5643 - (id) initWithDatabase:(Database *)database {
5644     if ((self = [super init]) != nil) {
5645         database_ = database;
5646
5647         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5648     } return self;
5649 }
5650
5651 - (void) setPackage:(Package *)package {
5652     if (package_ != nil) {
5653         [package_ autorelease];
5654         package_ = nil;
5655     }
5656
5657     if (name_ != nil) {
5658         [name_ release];
5659         name_ = nil;
5660     }
5661
5662     [files_ removeAllObjects];
5663
5664     if (package != nil) {
5665         package_ = [package retain];
5666         name_ = [[package id] retain];
5667
5668         if (NSArray *files = [package files])
5669             [files_ addObjectsFromArray:files];
5670
5671         if ([files_ count] != 0) {
5672             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5673                 [files_ removeObjectAtIndex:0];
5674             [files_ sortUsingSelector:@selector(compareByPath:)];
5675
5676             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5677             [stack addObject:@"/"];
5678
5679             for (int i(0), e([files_ count]); i != e; ++i) {
5680                 NSString *file = [files_ objectAtIndex:i];
5681                 while (![file hasPrefix:[stack lastObject]])
5682                     [stack removeLastObject];
5683                 NSString *directory = [stack lastObject];
5684                 [stack addObject:[file stringByAppendingString:@"/"]];
5685                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5686                     ([stack count] - 2) * 3, "",
5687                     [file substringFromIndex:[directory length]]
5688                 ]];
5689             }
5690         }
5691     }
5692
5693     [list_ reloadData];
5694 }
5695
5696 - (void) reloadData {
5697     [super reloadData];
5698
5699     [self setPackage:[database_ packageWithName:name_]];
5700 }
5701
5702 @end
5703 /* }}} */
5704 /* Package Controller {{{ */
5705 @interface CYPackageController : CYBrowserController <
5706     UIActionSheetDelegate
5707 > {
5708     _transient Database *database_;
5709     Package *package_;
5710     NSString *name_;
5711     bool commercial_;
5712     NSMutableArray *buttons_;
5713     UIBarButtonItem *button_;
5714 }
5715
5716 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5717
5718 @end
5719
5720 @implementation CYPackageController
5721
5722 - (void) dealloc {
5723     if (package_ != nil)
5724         [package_ release];
5725     if (name_ != nil)
5726         [name_ release];
5727
5728     [buttons_ release];
5729
5730     if (button_ != nil)
5731         [button_ release];
5732
5733     [super dealloc];
5734 }
5735
5736 - (NSURL *) navigationURL {
5737     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5738 }
5739
5740 /* XXX: this is not safe at all... localization of /fail/ */
5741 - (void) _clickButtonWithName:(NSString *)name {
5742     if ([name isEqualToString:UCLocalize("CLEAR")])
5743         [delegate_ clearPackage:package_];
5744     else if ([name isEqualToString:UCLocalize("INSTALL")])
5745         [delegate_ installPackage:package_];
5746     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5747         [delegate_ installPackage:package_];
5748     else if ([name isEqualToString:UCLocalize("REMOVE")])
5749         [delegate_ removePackage:package_];
5750     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5751         [delegate_ installPackage:package_];
5752     else _assert(false);
5753 }
5754
5755 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5756     NSString *context([sheet context]);
5757
5758     if ([context isEqualToString:@"modify"]) {
5759         if (button != [sheet cancelButtonIndex]) {
5760             NSString *buttonName = [buttons_ objectAtIndex:button];
5761             [self _clickButtonWithName:buttonName];
5762         }
5763
5764         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5765     }
5766 }
5767
5768 - (bool) _allowJavaScriptPanel {
5769     return commercial_;
5770 }
5771
5772 #if !AlwaysReload
5773 - (void) _customButtonClicked {
5774     int count([buttons_ count]);
5775     if (count == 0)
5776         return;
5777
5778     if (count == 1)
5779         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5780     else {
5781         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5782         [buttons addObjectsFromArray:buttons_];
5783
5784         UIActionSheet *sheet = [[[UIActionSheet alloc]
5785             initWithTitle:nil
5786             delegate:self
5787             cancelButtonTitle:nil
5788             destructiveButtonTitle:nil
5789             otherButtonTitles:nil
5790         ] autorelease];
5791
5792         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5793         if (!IsWildcat_) {
5794            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5795            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5796         }
5797         [sheet setContext:@"modify"];
5798
5799         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5800     }
5801 }
5802
5803 // We don't want to allow non-commercial packages to do custom things to the install button,
5804 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5805 - (void) customButtonClicked {
5806     if (commercial_)
5807         [super customButtonClicked];
5808     else
5809         [self _customButtonClicked];
5810 }
5811
5812 - (void) reloadButtonClicked {
5813     // Don't reload a commerical package by tapping the loading button,
5814     // but if it's not an Install button, we should forward it on.
5815     if (![package_ uninstalled])
5816         [self _customButtonClicked];
5817 }
5818
5819 - (void) applyLoadingTitle {
5820     // Don't show "Loading" as the title. Ever.
5821 }
5822
5823 - (UIBarButtonItem *) rightButton {
5824     return button_;
5825 }
5826 #endif
5827
5828 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5829     if ((self = [super init]) != nil) {
5830         database_ = database;
5831         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5832         name_ = [[NSString alloc] initWithString:name];
5833         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5834     } return self;
5835 }
5836
5837 - (void) reloadData {
5838     if (package_ != nil)
5839         [package_ autorelease];
5840     package_ = [database_ packageWithName:name_];
5841
5842     [buttons_ removeAllObjects];
5843
5844     if (package_ != nil) {
5845         [package_ parse];
5846
5847         package_ = [package_ retain];
5848         commercial_ = [package_ isCommercial];
5849
5850         if ([package_ mode] != nil)
5851             [buttons_ addObject:UCLocalize("CLEAR")];
5852         if ([package_ source] == nil);
5853         else if ([package_ upgradableAndEssential:NO])
5854             [buttons_ addObject:UCLocalize("UPGRADE")];
5855         else if ([package_ uninstalled])
5856             [buttons_ addObject:UCLocalize("INSTALL")];
5857         else
5858             [buttons_ addObject:UCLocalize("REINSTALL")];
5859         if (![package_ uninstalled])
5860             [buttons_ addObject:UCLocalize("REMOVE")];
5861     }
5862
5863     if (button_ != nil)
5864         [button_ release];
5865
5866     NSString *title;
5867     switch ([buttons_ count]) {
5868         case 0: title = nil; break;
5869         case 1: title = [buttons_ objectAtIndex:0]; break;
5870         default: title = UCLocalize("MODIFY"); break;
5871     }
5872
5873     button_ = [[UIBarButtonItem alloc]
5874         initWithTitle:title
5875         style:UIBarButtonItemStylePlain
5876         target:self
5877         action:@selector(customButtonClicked)
5878     ];
5879
5880     [super reloadData];
5881 }
5882
5883 - (bool) isLoading {
5884     return commercial_ ? [super isLoading] : false;
5885 }
5886
5887 @end
5888 /* }}} */
5889
5890 /* Package List Controller {{{ */
5891 @interface PackageListController : CYViewController <
5892     UITableViewDataSource,
5893     UITableViewDelegate
5894 > {
5895     _transient Database *database_;
5896     unsigned era_;
5897     NSMutableArray *packages_;
5898     NSMutableArray *sections_;
5899     UITableView *list_;
5900     NSMutableArray *index_;
5901     NSMutableDictionary *indices_;
5902     NSString *title_;
5903 }
5904
5905 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5906 - (void) setDelegate:(id)delegate;
5907 - (void) resetCursor;
5908
5909 @end
5910
5911 @implementation PackageListController
5912
5913 - (void) dealloc {
5914     [packages_ release];
5915     [sections_ release];
5916     [list_ release];
5917     [index_ release];
5918     [indices_ release];
5919     [title_ release];
5920
5921     [super dealloc];
5922 }
5923
5924 - (void) deselectWithAnimation:(BOOL)animated {
5925     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5926 }
5927
5928 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5929     CGRect base = [[self view] bounds];
5930     base.size.height -= bounds.size.height;
5931     base.origin = [list_ frame].origin;
5932
5933     [UIView beginAnimations:nil context:NULL];
5934     [UIView setAnimationBeginsFromCurrentState:YES];
5935     [UIView setAnimationCurve:curve];
5936     [UIView setAnimationDuration:duration];
5937     [list_ setFrame:base];
5938     [UIView commitAnimations];
5939 }
5940
5941 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5942     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5943 }
5944
5945 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5946     [self resizeForKeyboardBounds:bounds duration:0];
5947 }
5948
5949 - (void) keyboardWillShow:(NSNotification *)notification {
5950     CGRect bounds;
5951     CGPoint center;
5952     NSTimeInterval duration;
5953     UIViewAnimationCurve curve;
5954     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5955     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5956     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5957     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5958
5959     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);
5960     UIViewController *base = self;
5961     while ([base parentViewController] != nil)
5962         base = [base parentViewController];
5963     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5964     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5965
5966     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5967 }
5968
5969 - (void) keyboardWillHide:(NSNotification *)notification {
5970     NSTimeInterval duration;
5971     UIViewAnimationCurve curve;
5972     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5973     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5974
5975     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5976 }
5977
5978 - (void) viewWillAppear:(BOOL)animated {
5979     [super viewWillAppear:animated];
5980
5981     [self resizeForKeyboardBounds:CGRectZero];
5982     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5983     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5984 }
5985
5986 - (void) viewWillDisappear:(BOOL)animated {
5987     [super viewWillDisappear:animated];
5988
5989     [self resizeForKeyboardBounds:CGRectZero];
5990     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
5991     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
5992 }
5993
5994 - (void) viewDidAppear:(BOOL)animated {
5995     [super viewDidAppear:animated];
5996     [self deselectWithAnimation:animated];
5997 }
5998
5999 - (void) didSelectPackage:(Package *)package {
6000     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6001     [view setDelegate:delegate_];
6002     [[self navigationController] pushViewController:view animated:YES];
6003 }
6004
6005 #if TryIndexedCollation
6006 + (BOOL) hasIndexedCollation {
6007     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6008 }
6009 #endif
6010
6011 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6012     NSInteger count([sections_ count]);
6013     return count == 0 ? 1 : count;
6014 }
6015
6016 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6017     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6018         return nil;
6019     return [[sections_ objectAtIndex:section] name];
6020 }
6021
6022 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6023     if ([sections_ count] == 0)
6024         return 0;
6025     return [[sections_ objectAtIndex:section] count];
6026 }
6027
6028 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6029 @synchronized (database_) {
6030     if ([database_ era] != era_)
6031         return nil;
6032
6033     Section *section([sections_ objectAtIndex:[path section]]);
6034     NSInteger row([path row]);
6035     Package *package([packages_ objectAtIndex:([section row] + row)]);
6036     return [[package retain] autorelease];
6037 } }
6038
6039 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6040     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6041     if (cell == nil)
6042         cell = [[[PackageCell alloc] init] autorelease];
6043     [cell setPackage:[self packageAtIndexPath:path]];
6044     return cell;
6045 }
6046
6047 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6048     Package *package([self packageAtIndexPath:path]);
6049     package = [database_ packageWithName:[package id]];
6050     [self didSelectPackage:package];
6051 }
6052
6053 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6054     // XXX: is 20 the most optimal number here?
6055     return [packages_ count] > 20 ? index_ : nil;
6056 }
6057
6058 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6059 #if TryIndexedCollation
6060     if ([[self class] hasIndexedCollation]) {
6061         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6062     }
6063 #endif
6064
6065     return index;
6066 }
6067
6068 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6069     if ((self = [super init]) != nil) {
6070         database_ = database;
6071         title_ = [title copy];
6072         [[self navigationItem] setTitle:title_];
6073
6074 #if TryIndexedCollation
6075         if ([[self class] hasIndexedCollation])
6076             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6077         else
6078 #endif
6079             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6080
6081         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6082
6083         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6084         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6085
6086         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6087         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6088         [list_ setRowHeight:73];
6089         [[self view] addSubview:list_];
6090
6091         [list_ setDataSource:self];
6092         [list_ setDelegate:self];
6093     } return self;
6094 }
6095
6096 - (void) setDelegate:(id)delegate {
6097     delegate_ = delegate;
6098 }
6099
6100 - (bool) hasPackage:(Package *)package {
6101     return true;
6102 }
6103
6104 - (void) reloadData {
6105     [super reloadData];
6106
6107     era_ = [database_ era];
6108     NSArray *packages = [database_ packages];
6109
6110     [packages_ removeAllObjects];
6111     [sections_ removeAllObjects];
6112
6113     _profile(PackageTable$reloadData$Filter)
6114         for (Package *package in packages)
6115             if ([self hasPackage:package])
6116                 [packages_ addObject:package];
6117     _end
6118
6119     [indices_ removeAllObjects];
6120
6121     Section *section = nil;
6122
6123 #if TryIndexedCollation
6124     if ([[self class] hasIndexedCollation]) {
6125         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6126         NSArray *titles = [collation sectionIndexTitles];
6127         int secidx = -1;
6128
6129         _profile(PackageTable$reloadData$Section)
6130             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6131                 Package *package;
6132                 int index;
6133
6134                 _profile(PackageTable$reloadData$Section$Package)
6135                     package = [packages_ objectAtIndex:offset];
6136                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6137                 _end
6138
6139                 while (secidx < index) {
6140                     secidx += 1;
6141
6142                     _profile(PackageTable$reloadData$Section$Allocate)
6143                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6144                     _end
6145
6146                     _profile(PackageTable$reloadData$Section$Add)
6147                         [sections_ addObject:section];
6148                     _end
6149                 }
6150
6151                 [section addToCount];
6152             }
6153         _end
6154     } else
6155 #endif
6156     {
6157         [index_ removeAllObjects];
6158
6159         _profile(PackageTable$reloadData$Section)
6160             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6161                 Package *package;
6162                 unichar index;
6163
6164                 _profile(PackageTable$reloadData$Section$Package)
6165                     package = [packages_ objectAtIndex:offset];
6166                     index = [package index];
6167                 _end
6168
6169                 if (section == nil || [section index] != index) {
6170                     _profile(PackageTable$reloadData$Section$Allocate)
6171                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6172                     _end
6173
6174                     [index_ addObject:[section name]];
6175                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6176
6177                     _profile(PackageTable$reloadData$Section$Add)
6178                         [sections_ addObject:section];
6179                     _end
6180                 }
6181
6182                 [section addToCount];
6183             }
6184         _end
6185     }
6186
6187     _profile(PackageTable$reloadData$List)
6188         [list_ reloadData];
6189     _end
6190 }
6191
6192 - (void) resetCursor {
6193     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6194 }
6195
6196 @end
6197 /* }}} */
6198 /* Filtered Package List Controller {{{ */
6199 @interface FilteredPackageListController : PackageListController {
6200     SEL filter_;
6201     IMP imp_;
6202     id object_;
6203 }
6204
6205 - (void) setObject:(id)object;
6206 - (void) setObject:(id)object forFilter:(SEL)filter;
6207
6208 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6209
6210 @end
6211
6212 @implementation FilteredPackageListController
6213
6214 - (void) dealloc {
6215     if (object_ != nil)
6216         [object_ release];
6217     [super dealloc];
6218 }
6219
6220 - (void) setFilter:(SEL)filter {
6221     filter_ = filter;
6222
6223     /* XXX: this is an unsafe optimization of doomy hell */
6224     Method method(class_getInstanceMethod([Package class], filter));
6225     _assert(method != NULL);
6226     imp_ = method_getImplementation(method);
6227     _assert(imp_ != NULL);
6228 }
6229
6230 - (void) setObject:(id)object {
6231     if (object_ != nil)
6232         [object_ release];
6233     if (object == nil)
6234         object_ = nil;
6235     else
6236         object_ = [object retain];
6237 }
6238
6239 - (void) setObject:(id)object forFilter:(SEL)filter {
6240     [self setFilter:filter];
6241     [self setObject:object];
6242 }
6243
6244 - (bool) hasPackage:(Package *)package {
6245     _profile(FilteredPackageTable$hasPackage)
6246         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6247     _end
6248 }
6249
6250 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6251     if ((self = [super initWithDatabase:database title:title]) != nil) {
6252         [self setFilter:filter];
6253         [self setObject:object];
6254     } return self;
6255 }
6256
6257 @end
6258 /* }}} */
6259
6260 /* Home Controller {{{ */
6261 @interface HomeController : CYBrowserController {
6262 }
6263
6264 @end
6265
6266 @implementation HomeController
6267
6268 + (BOOL) shouldHideNavigationBar {
6269     return NO;
6270 }
6271
6272 - (NSURL *) navigationURL {
6273     return [NSURL URLWithString:@"cydia://home"];
6274 }
6275
6276 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6277     [super _setMoreHeaders:request];
6278
6279     if (ChipID_ != nil)
6280         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6281     if (UniqueID_ != nil)
6282         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6283     if (PLMN_ != nil)
6284         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6285 }
6286
6287 - (void) aboutButtonClicked {
6288     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6289
6290     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6291     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6292     [alert setCancelButtonIndex:0];
6293
6294     [alert setMessage:
6295         @"Copyright (C) 2008-2011\n"
6296         "Jay Freeman (saurik)\n"
6297         "saurik@saurik.com\n"
6298         "http://www.saurik.com/"
6299     ];
6300
6301     [alert show];
6302 }
6303
6304 - (void) viewWillDisappear:(BOOL)animated {
6305     [super viewWillDisappear:animated];
6306
6307     if ([[self class] shouldHideNavigationBar])
6308         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6309 }
6310
6311 - (void) viewWillAppear:(BOOL)animated {
6312     if (![self hasLoaded])
6313         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6314
6315     [super viewWillAppear:animated];
6316
6317     if ([[self class] shouldHideNavigationBar])
6318         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6319 }
6320
6321 - (void) viewDidLoad {
6322     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6323         initWithTitle:UCLocalize("ABOUT")
6324         style:UIBarButtonItemStylePlain
6325         target:self
6326         action:@selector(aboutButtonClicked)
6327     ] autorelease]];
6328 }
6329
6330 @end
6331 /* }}} */
6332 /* Manage Controller {{{ */
6333 @interface ManageController : CYBrowserController {
6334 }
6335
6336 - (void) queueStatusDidChange;
6337
6338 @end
6339
6340 @implementation ManageController
6341
6342 - (NSURL *) navigationURL {
6343     return [NSURL URLWithString:@"cydia://manage"];
6344 }
6345
6346 - (void) viewWillAppear:(BOOL)animated {
6347     if (![self hasLoaded])
6348         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6349
6350     [super viewWillAppear:animated];
6351 }
6352
6353 - (void) viewDidLoad {
6354     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6355         initWithTitle:UCLocalize("SETTINGS")
6356         style:UIBarButtonItemStylePlain
6357         target:self
6358         action:@selector(settingsButtonClicked)
6359     ] autorelease]];
6360
6361     [self queueStatusDidChange];
6362 }
6363
6364 - (void) settingsButtonClicked {
6365     [delegate_ showSettings];
6366 }
6367
6368 #if !AlwaysReload
6369 - (void) queueButtonClicked {
6370     [delegate_ queue];
6371 }
6372
6373 - (void) applyLoadingTitle {
6374     // Disable "Loading" title.
6375 }
6376
6377 - (void) applyRightButton {
6378     // Disable right button.
6379 }
6380 #endif
6381
6382 - (void) queueStatusDidChange {
6383 #if !AlwaysReload
6384     if (!IsWildcat_ && Queuing_) {
6385         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6386             initWithTitle:UCLocalize("QUEUE")
6387             style:UIBarButtonItemStyleDone
6388             target:self
6389             action:@selector(queueButtonClicked)
6390         ] autorelease]];
6391     } else {
6392         [[self navigationItem] setRightBarButtonItem:nil];
6393     }
6394 #endif
6395 }
6396
6397 - (bool) isLoading {
6398     // Never show as loading.
6399     return false;
6400 }
6401
6402 @end
6403 /* }}} */
6404
6405 /* Refresh Bar {{{ */
6406 @interface RefreshBar : UINavigationBar {
6407     UIProgressIndicator *indicator_;
6408     UITextLabel *prompt_;
6409     UIProgressBar *progress_;
6410     UINavigationButton *cancel_;
6411 }
6412
6413 @end
6414
6415 @implementation RefreshBar
6416
6417 - (void) dealloc {
6418     [indicator_ release];
6419     [prompt_ release];
6420     [progress_ release];
6421     [cancel_ release];
6422     [super dealloc];
6423 }
6424
6425 - (void) positionViews {
6426     CGRect frame = [cancel_ frame];
6427     frame.size = [cancel_ sizeThatFits:frame.size];
6428     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6429     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6430     [cancel_ setFrame:frame];
6431
6432     CGSize prgsize = {75, 100};
6433     CGRect prgrect = {{
6434         [self frame].size.width - prgsize.width - 10,
6435         ([self frame].size.height - prgsize.height) / 2
6436     } , prgsize};
6437     [progress_ setFrame:prgrect];
6438
6439     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6440     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6441     CGRect indrect = {{indoffset, indoffset}, indsize};
6442     [indicator_ setFrame:indrect];
6443
6444     CGSize prmsize = {215, indsize.height + 4};
6445     CGRect prmrect = {{
6446         indoffset * 2 + indsize.width,
6447         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6448     }, prmsize};
6449     [prompt_ setFrame:prmrect];
6450 }
6451
6452 - (void) setFrame:(CGRect)frame {
6453     [super setFrame:frame];
6454     [self positionViews];
6455 }
6456
6457 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6458     if ((self = [super initWithFrame:frame]) != nil) {
6459         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6460
6461         [self setBarStyle:UIBarStyleBlack];
6462
6463         UIBarStyle barstyle([self _barStyle:NO]);
6464         bool ugly(barstyle == UIBarStyleDefault);
6465
6466         UIProgressIndicatorStyle style = ugly ?
6467             UIProgressIndicatorStyleMediumBrown :
6468             UIProgressIndicatorStyleMediumWhite;
6469
6470         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6471         [indicator_ setStyle:style];
6472         [indicator_ startAnimation];
6473         [self addSubview:indicator_];
6474
6475         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6476         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6477         [prompt_ setBackgroundColor:[UIColor clearColor]];
6478         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6479         [self addSubview:prompt_];
6480
6481         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6482         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6483         [progress_ setStyle:0];
6484         [self addSubview:progress_];
6485
6486         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6487         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6488         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6489         [cancel_ setBarStyle:barstyle];
6490
6491         [self positionViews];
6492     } return self;
6493 }
6494
6495 - (void) cancel {
6496     [cancel_ removeFromSuperview];
6497 }
6498
6499 - (void) start {
6500     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6501     [progress_ setProgress:0];
6502     [self addSubview:cancel_];
6503 }
6504
6505 - (void) stop {
6506     [cancel_ removeFromSuperview];
6507 }
6508
6509 - (void) setPrompt:(NSString *)prompt {
6510     [prompt_ setText:prompt];
6511 }
6512
6513 - (void) setProgress:(float)progress {
6514     [progress_ setProgress:progress];
6515 }
6516
6517 @end
6518 /* }}} */
6519
6520 @class CYNavigationController;
6521
6522 /* Cydia Tab Bar Controller {{{ */
6523 @interface CYTabBarController : UITabBarController <
6524     UITabBarControllerDelegate,
6525     ProgressDelegate
6526 > {
6527     _transient Database *database_;
6528     RefreshBar *refreshbar_;
6529
6530     bool dropped_;
6531     bool updating_;
6532     // XXX: ok, "updatedelegate_"?...
6533     _transient NSObject<CydiaDelegate> *updatedelegate_;
6534
6535     id root_;
6536     UIViewController *remembered_;
6537     _transient UIViewController *transient_;
6538 }
6539
6540 - (NSArray *) navigationURLCollection;
6541 - (void) dropBar:(BOOL)animated;
6542 - (void) beginUpdate;
6543 - (void) raiseBar:(BOOL)animated;
6544 - (BOOL) updating;
6545
6546 @end
6547
6548 @implementation CYTabBarController
6549
6550 - (void) setUnselectedViewController:(UIViewController *)transient {
6551     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6552     if (transient != nil) {
6553         if (transient_ == nil)
6554             remembered_ = [[controllers objectAtIndex:0] retain];
6555         transient_ = transient;
6556         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6557         [controllers replaceObjectAtIndex:0 withObject:transient_];
6558         [self setSelectedIndex:0];
6559         [self setViewControllers:controllers];
6560         [self concealTabBarSelection];
6561     } else if (remembered_ != nil) {
6562         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6563         transient_ = transient;
6564         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6565         [remembered_ release];
6566         remembered_ = nil;
6567         [self setViewControllers:controllers];
6568         [self revealTabBarSelection];
6569     }
6570 }
6571
6572 - (UIViewController *) unselectedViewController {
6573     return transient_;
6574 }
6575
6576 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6577     if ([self unselectedViewController])
6578         [self setUnselectedViewController:nil];
6579 }
6580
6581 - (NSArray *) navigationURLCollection {
6582     NSMutableArray *items([NSMutableArray array]);
6583
6584     // XXX: Should this deal with transient view controllers?
6585     for (id navigation in [self viewControllers]) {
6586         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6587         if (stack != nil)
6588             [items addObject:stack];
6589     }
6590
6591     return items;
6592 }
6593
6594 - (void) reloadData {
6595     for (CYViewController *controller in [self viewControllers])
6596         [controller reloadData];
6597
6598     [(CYNavigationController *)[self unselectedViewController] reloadData];
6599 }
6600
6601 - (void) dealloc {
6602     [refreshbar_ release];
6603     [[NSNotificationCenter defaultCenter] removeObserver:self];
6604
6605     [super dealloc];
6606 }
6607
6608 - (id) initWithDatabase:(Database *)database {
6609     if ((self = [super init]) != nil) {
6610         database_ = database;
6611         [self setDelegate:self];
6612
6613         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6614         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6615
6616         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6617     } return self;
6618 }
6619
6620 - (void) setUpdate:(NSDate *)date {
6621     [self beginUpdate];
6622 }
6623
6624 - (void) beginUpdate {
6625     [refreshbar_ start];
6626     [self dropBar:YES];
6627
6628     [updatedelegate_ retainNetworkActivityIndicator];
6629     updating_ = true;
6630
6631     [NSThread
6632         detachNewThreadSelector:@selector(performUpdate)
6633         toTarget:self
6634         withObject:nil
6635     ];
6636 }
6637
6638 - (void) performUpdate { _pooled
6639     Status status;
6640     status.setDelegate(self);
6641     [database_ updateWithStatus:status];
6642
6643     [self
6644         performSelectorOnMainThread:@selector(completeUpdate)
6645         withObject:nil
6646         waitUntilDone:NO
6647     ];
6648 }
6649
6650 - (void) stopUpdateWithSelector:(SEL)selector {
6651     updating_ = false;
6652     [updatedelegate_ releaseNetworkActivityIndicator];
6653
6654     [self raiseBar:YES];
6655     [refreshbar_ stop];
6656
6657     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6658 }
6659
6660 - (void) completeUpdate {
6661     if (!updating_)
6662         return;
6663     [self stopUpdateWithSelector:@selector(reloadData)];
6664 }
6665
6666 - (void) cancelUpdate {
6667     [self stopUpdateWithSelector:@selector(updateData)];
6668 }
6669
6670 - (void) cancelPressed {
6671     [self cancelUpdate];
6672 }
6673
6674 - (BOOL) updating {
6675     return updating_;
6676 }
6677
6678 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6679     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6680 }
6681
6682 - (void) startProgress {
6683 }
6684
6685 - (bool) isProgressCancelled {
6686     return !updating_;
6687 }
6688
6689 - (void) setProgressTitle:(NSString *)title {
6690     [refreshbar_ setPrompt:title];
6691 }
6692
6693 - (void) setProgressPercent:(NSNumber *)percent {
6694     [refreshbar_ setProgress:[percent floatValue]];
6695 }
6696
6697 - (void) addProgressOutput:(NSString *)output {
6698 }
6699
6700 - (void) setUpdateDelegate:(id)delegate {
6701     updatedelegate_ = delegate;
6702 }
6703
6704 - (CGFloat) statusBarHeight {
6705     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6706         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6707     } else {
6708         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6709     }
6710 }
6711
6712 - (UIView *) transitionView {
6713     if ([self respondsToSelector:@selector(_transitionView)])
6714         return [self _transitionView];
6715     else
6716         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6717 }
6718
6719 - (void) dropBar:(BOOL)animated {
6720     if (dropped_)
6721         return;
6722     dropped_ = true;
6723
6724     UIView *transition([self transitionView]);
6725     [[self view] addSubview:refreshbar_];
6726
6727     CGRect barframe([refreshbar_ frame]);
6728
6729     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6730         barframe.origin.y = [self statusBarHeight];
6731     else
6732         barframe.origin.y = 0;
6733
6734     [refreshbar_ setFrame:barframe];
6735
6736     if (animated)
6737         [UIView beginAnimations:nil context:NULL];
6738
6739     CGRect viewframe = [transition frame];
6740     viewframe.origin.y += barframe.size.height;
6741     viewframe.size.height -= barframe.size.height;
6742     [transition setFrame:viewframe];
6743
6744     if (animated)
6745         [UIView commitAnimations];
6746
6747     // Ensure bar has the proper width for our view, it might have changed
6748     barframe.size.width = viewframe.size.width;
6749     [refreshbar_ setFrame:barframe];
6750
6751     // XXX: fix Apple's layout bug
6752     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6753 }
6754
6755 - (void) raiseBar:(BOOL)animated {
6756     if (!dropped_)
6757         return;
6758     dropped_ = false;
6759
6760     UIView *transition([self transitionView]);
6761     [refreshbar_ removeFromSuperview];
6762
6763     CGRect barframe([refreshbar_ frame]);
6764
6765     if (animated)
6766         [UIView beginAnimations:nil context:NULL];
6767
6768     CGRect viewframe = [transition frame];
6769     viewframe.origin.y -= barframe.size.height;
6770     viewframe.size.height += barframe.size.height;
6771     [transition setFrame:viewframe];
6772
6773     if (animated)
6774         [UIView commitAnimations];
6775
6776     // XXX: fix Apple's layout bug
6777     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6778 }
6779
6780 #if 0
6781 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6782     // XXX: fix Apple's layout bug
6783     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6784 }
6785 #endif
6786
6787 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6788     bool dropped(dropped_);
6789
6790     if (dropped)
6791         [self raiseBar:NO];
6792
6793     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6794
6795     if (dropped)
6796         [self dropBar:NO];
6797
6798     // XXX: fix Apple's layout bug
6799     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6800 }
6801
6802 - (void) statusBarFrameChanged:(NSNotification *)notification {
6803     if (dropped_) {
6804         [self raiseBar:NO];
6805         [self dropBar:NO];
6806     }
6807 }
6808
6809 @end
6810 /* }}} */
6811 /* Cydia Navigation Controller {{{ */
6812 @interface CYNavigationController : UINavigationController {
6813     _transient Database *database_;
6814     _transient id<UINavigationControllerDelegate> delegate_;
6815 }
6816
6817 - (NSArray *) navigationURLCollection;
6818 - (id) initWithDatabase:(Database *)database;
6819 - (void) reloadData;
6820
6821 @end
6822
6823
6824 @implementation CYNavigationController
6825
6826 - (NSArray *) navigationURLCollection {
6827     NSMutableArray *stack([NSMutableArray array]);
6828
6829     for (CYViewController *controller in [self viewControllers]) {
6830         NSString *url = [[controller navigationURL] absoluteString];
6831         if (url != nil)
6832             [stack addObject:url];
6833     }
6834
6835     return stack;
6836 }
6837
6838 - (void) reloadData {
6839     for (CYViewController *page in [self viewControllers]) {
6840         // Only reload controllers that have already loaded.
6841         // This prevents a page from accidentally loading too
6842         // early if it hasn't been shown on the screen yet.
6843         if ([page hasLoaded])
6844             [page reloadData];
6845     }
6846 }
6847
6848 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6849     delegate_ = delegate;
6850 }
6851
6852 - (id) initWithDatabase:(Database *)database {
6853     if ((self = [super init]) != nil) {
6854         database_ = database;
6855     } return self;
6856 }
6857
6858 @end
6859 /* }}} */
6860
6861 /* Cydia:// Protocol {{{ */
6862 @interface CydiaURLProtocol : NSURLProtocol {
6863 }
6864
6865 @end
6866
6867 @implementation CydiaURLProtocol
6868
6869 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6870     NSURL *url([request URL]);
6871     if (url == nil)
6872         return NO;
6873     NSString *scheme([[url scheme] lowercaseString]);
6874     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6875         return NO;
6876     return YES;
6877 }
6878
6879 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6880     return request;
6881 }
6882
6883 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6884     id<NSURLProtocolClient> client([self client]);
6885     if (icon == nil)
6886         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6887     else {
6888         NSData *data(UIImagePNGRepresentation(icon));
6889
6890         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6891         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6892         [client URLProtocol:self didLoadData:data];
6893         [client URLProtocolDidFinishLoading:self];
6894     }
6895 }
6896
6897 - (void) startLoading {
6898     id<NSURLProtocolClient> client([self client]);
6899     NSURLRequest *request([self request]);
6900
6901     NSURL *url([request URL]);
6902     NSString *href([url absoluteString]);
6903
6904     NSString *path([href substringFromIndex:8]);
6905     NSRange slash([path rangeOfString:@"/"]);
6906
6907     NSString *command;
6908     if (slash.location == NSNotFound) {
6909         command = path;
6910         path = nil;
6911     } else {
6912         command = [path substringToIndex:slash.location];
6913         path = [path substringFromIndex:(slash.location + 1)];
6914     }
6915
6916     Database *database([Database sharedInstance]);
6917
6918     if ([command isEqualToString:@"package-icon"]) {
6919         if (path == nil)
6920             goto fail;
6921         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6922         Package *package([database packageWithName:path]);
6923         if (package == nil)
6924             goto fail;
6925         UIImage *icon([package icon]);
6926         [self _returnPNGWithImage:icon forRequest:request];
6927     } else if ([command isEqualToString:@"source-icon"]) {
6928         if (path == nil)
6929             goto fail;
6930         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6931         NSString *source(Simplify(path));
6932         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6933         if (icon == nil)
6934             icon = [UIImage applicationImageNamed:@"unknown.png"];
6935         [self _returnPNGWithImage:icon forRequest:request];
6936     } else if ([command isEqualToString:@"uikit-image"]) {
6937         if (path == nil)
6938             goto fail;
6939         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6940         UIImage *icon(_UIImageWithName(path));
6941         [self _returnPNGWithImage:icon forRequest:request];
6942     } else if ([command isEqualToString:@"section-icon"]) {
6943         if (path == nil)
6944             goto fail;
6945         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6946         NSString *section(Simplify(path));
6947         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6948         if (icon == nil)
6949             icon = [UIImage applicationImageNamed:@"unknown.png"];
6950         [self _returnPNGWithImage:icon forRequest:request];
6951     } else fail: {
6952         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6953     }
6954 }
6955
6956 - (void) stopLoading {
6957 }
6958
6959 @end
6960 /* }}} */
6961
6962 /* Section Controller {{{ */
6963 @interface SectionController : FilteredPackageListController {
6964     NSString *section_;
6965 }
6966
6967 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6968
6969 @end
6970
6971 @implementation SectionController
6972
6973 - (NSURL *) navigationURL {
6974     NSString *name = section_;
6975     if (name == nil)
6976         name = @"all";
6977
6978     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6979 }
6980
6981 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6982     NSString *title;
6983     if (name == nil)
6984         title = UCLocalize("ALL_PACKAGES");
6985     else if (![name isEqual:@""])
6986         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6987     else
6988         title = UCLocalize("NO_SECTION");
6989
6990     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6991         section_ = name;
6992     } return self;
6993 }
6994
6995 @end
6996 /* }}} */
6997 /* Sections Controller {{{ */
6998 @interface SectionsController : CYViewController <
6999     UITableViewDataSource,
7000     UITableViewDelegate
7001 > {
7002     _transient Database *database_;
7003     NSMutableArray *sections_;
7004     NSMutableArray *filtered_;
7005     UITableView *list_;
7006     BOOL editing_;
7007 }
7008
7009 - (id) initWithDatabase:(Database *)database;
7010 - (void) editButtonClicked;
7011
7012 @end
7013
7014 @implementation SectionsController
7015
7016 - (void) dealloc {
7017     [self releaseSubviews];
7018     [sections_ release];
7019     [filtered_ release];
7020
7021     [super dealloc];
7022 }
7023
7024 - (NSURL *) navigationURL {
7025     return [NSURL URLWithString:@"cydia://sections"];
7026 }
7027
7028 - (void) updateNavigationItem {
7029     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7030     if ([sections_ count] == 0) {
7031         [[self navigationItem] setRightBarButtonItem:nil];
7032     } else {
7033         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7034             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7035             target:self
7036             action:@selector(editButtonClicked)
7037         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7038     }
7039 }
7040
7041 - (BOOL) isEditing {
7042     return editing_;
7043 }
7044
7045 - (void) setEditing:(BOOL)editing {
7046     if ((editing_ = editing))
7047         [list_ reloadData];
7048     else
7049         [delegate_ updateData];
7050
7051     [self updateNavigationItem];
7052 }
7053
7054 - (void) viewDidAppear:(BOOL)animated {
7055     [super viewDidAppear:animated];
7056     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7057 }
7058
7059 - (void) viewWillDisappear:(BOOL)animated {
7060     [super viewWillDisappear:animated];
7061     if (editing_) [self setEditing:NO];
7062 }
7063
7064 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7065     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7066     return section;
7067 }
7068
7069 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7070     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7071 }
7072
7073 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7074     return 45.0f;
7075 }*/
7076
7077 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7078     static NSString *reuseIdentifier = @"SectionCell";
7079
7080     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7081     if (cell == nil)
7082         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7083
7084     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7085
7086     return cell;
7087 }
7088
7089 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7090     if (editing_)
7091         return;
7092
7093     Section *section = [self sectionAtIndexPath:indexPath];
7094
7095     SectionController *controller = [[[SectionController alloc]
7096         initWithDatabase:database_
7097         section:[section name]
7098     ] autorelease];
7099     [controller setDelegate:delegate_];
7100
7101     [[self navigationController] pushViewController:controller animated:YES];
7102 }
7103
7104 - (void) loadView {
7105     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7106
7107     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7108     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7109     [list_ setRowHeight:45.0f];
7110     [list_ setDataSource:self];
7111     [list_ setDelegate:self];
7112     [[self view] addSubview:list_];
7113 }
7114
7115 - (void) viewDidLoad {
7116     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7117 }
7118
7119 - (void) releaseSubviews {
7120     [list_ release];
7121     list_ = nil;
7122 }
7123
7124 - (id) initWithDatabase:(Database *)database {
7125     if ((self = [super init]) != nil) {
7126         database_ = database;
7127
7128         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7129         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7130     } return self;
7131 }
7132
7133 - (void) reloadData {
7134     [super reloadData];
7135
7136     NSArray *packages = [database_ packages];
7137
7138     [sections_ removeAllObjects];
7139     [filtered_ removeAllObjects];
7140
7141     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7142
7143     _trace();
7144     for (Package *package in packages) {
7145         NSString *name([package section]);
7146         NSString *key(name == nil ? @"" : name);
7147
7148         Section *section;
7149
7150         _profile(SectionsView$reloadData$Section)
7151             section = [sections objectForKey:key];
7152             if (section == nil) {
7153                 _profile(SectionsView$reloadData$Section$Allocate)
7154                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7155                     [sections setObject:section forKey:key];
7156                 _end
7157             }
7158         _end
7159
7160         [section addToCount];
7161
7162         _profile(SectionsView$reloadData$Filter)
7163             if (![package valid] || ![package visible])
7164                 continue;
7165         _end
7166
7167         [section addToRow];
7168     }
7169     _trace();
7170
7171     [sections_ addObjectsFromArray:[sections allValues]];
7172
7173     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7174
7175     for (Section *section in sections_) {
7176         size_t count([section row]);
7177         if (count == 0)
7178             continue;
7179
7180         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7181         [section setCount:count];
7182         [filtered_ addObject:section];
7183     }
7184
7185     [self updateNavigationItem];
7186     [list_ reloadData];
7187     _trace();
7188 }
7189
7190 - (void) editButtonClicked {
7191     [self setEditing:(!editing_)];
7192 }
7193
7194 @end
7195 /* }}} */
7196
7197 /* Changes Controller {{{ */
7198 @interface ChangesController : CYViewController <
7199     UITableViewDataSource,
7200     UITableViewDelegate
7201 > {
7202     _transient Database *database_;
7203     unsigned era_;
7204     CFMutableArrayRef packages_;
7205     NSMutableArray *sections_;
7206     UITableView *list_;
7207     unsigned upgrades_;
7208     BOOL hasSentFirstLoad_;
7209 }
7210
7211 - (id) initWithDatabase:(Database *)database;
7212
7213 @end
7214
7215 @implementation ChangesController
7216
7217 - (void) dealloc {
7218     [self releaseSubviews];
7219     CFRelease(packages_);
7220     [sections_ release];
7221
7222     [super dealloc];
7223 }
7224
7225 - (NSURL *) navigationURL {
7226     return [NSURL URLWithString:@"cydia://changes"];
7227 }
7228
7229 - (void) viewWillAppear:(BOOL)animated {
7230     // Loads after it appears, so don't load beforehand.
7231     loaded_ = YES;
7232     [super viewWillAppear:animated];
7233 }
7234
7235 - (void) viewDidAppear:(BOOL)animated {
7236     [super viewDidAppear:animated];
7237
7238     if (!hasSentFirstLoad_) {
7239         hasSentFirstLoad_ = YES;
7240         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7241     } else {
7242         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7243     }
7244 }
7245
7246 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7247     NSInteger count([sections_ count]);
7248     return count == 0 ? 1 : count;
7249 }
7250
7251 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7252     if ([sections_ count] == 0)
7253         return nil;
7254     return [[sections_ objectAtIndex:section] name];
7255 }
7256
7257 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7258     if ([sections_ count] == 0)
7259         return 0;
7260     return [[sections_ objectAtIndex:section] count];
7261 }
7262
7263 - (Package *) packageAtIndex:(NSUInteger)index {
7264     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7265 }
7266
7267 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7268 @synchronized (database_) {
7269     if ([database_ era] != era_)
7270         return nil;
7271
7272     NSUInteger sectionIndex([path section]);
7273     if (sectionIndex >= [sections_ count])
7274         return nil;
7275     Section *section([sections_ objectAtIndex:sectionIndex]);
7276     NSInteger row([path row]);
7277     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7278 } }
7279
7280 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7281     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7282     if (cell == nil)
7283         cell = [[[PackageCell alloc] init] autorelease];
7284     [cell setPackage:[self packageAtIndexPath:path]];
7285     return cell;
7286 }
7287
7288 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7289     Package *package([self packageAtIndexPath:path]);
7290     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7291     [view setDelegate:delegate_];
7292     [[self navigationController] pushViewController:view animated:YES];
7293     return path;
7294 }
7295
7296 - (void) refreshButtonClicked {
7297     [delegate_ beginUpdate];
7298     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7299 }
7300
7301 - (void) upgradeButtonClicked {
7302     [delegate_ distUpgrade];
7303 }
7304
7305 - (void) loadView {
7306     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7307
7308     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7309     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7310     [list_ setRowHeight:73];
7311     [list_ setDataSource:self];
7312     [list_ setDelegate:self];
7313     [[self view] addSubview:list_];
7314 }
7315
7316 - (void) viewDidLoad {
7317     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7318 }
7319
7320 - (void) releaseSubviews {
7321     [list_ release];
7322     list_ = nil;
7323 }
7324
7325 - (id) initWithDatabase:(Database *)database {
7326     if ((self = [super init]) != nil) {
7327         database_ = database;
7328
7329         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7330         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7331     } return self;
7332 }
7333
7334 // this mostly works because reloadData (below) is @synchronized (database_)
7335 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7336 - (void) _reloadPackages:(NSArray *)packages {
7337     CFRelease(packages_);
7338     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7339
7340     _trace();
7341     _profile(ChangesController$_reloadPackages$Filter)
7342         for (Package *package in packages)
7343             if ([package upgradableAndEssential:YES] || [package visible])
7344                 CFArrayAppendValue(packages_, package);
7345     _end
7346     _trace();
7347     _profile(ChangesController$_reloadPackages$radixSort)
7348         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7349     _end
7350     _trace();
7351 }
7352
7353 - (void) reloadData {
7354 @synchronized (database_) {
7355     era_ = [database_ era];
7356     NSArray *packages = [database_ packages];
7357
7358     [sections_ removeAllObjects];
7359
7360 #if 1
7361     UIProgressHUD *hud([delegate_ addProgressHUD]);
7362     [hud setText:UCLocalize("LOADING")];
7363     //NSLog(@"HUD:%@::%@", delegate_, hud);
7364     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7365     [delegate_ removeProgressHUD:hud];
7366 #else
7367     [self _reloadPackages:packages];
7368 #endif
7369
7370     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7371     Section *ignored = nil;
7372     Section *section = nil;
7373     time_t last = 0;
7374
7375     upgrades_ = 0;
7376     bool unseens = false;
7377
7378     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7379
7380     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7381         Package *package = [self packageAtIndex:offset];
7382
7383         BOOL uae = [package upgradableAndEssential:YES];
7384
7385         if (!uae) {
7386             unseens = true;
7387             time_t seen([package seen]);
7388
7389             if (section == nil || last != seen) {
7390                 last = seen;
7391
7392                 NSString *name;
7393                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7394                 [name autorelease];
7395
7396                 _profile(ChangesController$reloadData$Allocate)
7397                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7398                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7399                     [sections_ addObject:section];
7400                 _end
7401             }
7402
7403             [section addToCount];
7404         } else if ([package ignored]) {
7405             if (ignored == nil) {
7406                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7407             }
7408             [ignored addToCount];
7409         } else {
7410             ++upgrades_;
7411             [upgradable addToCount];
7412         }
7413     }
7414     _trace();
7415
7416     CFRelease(formatter);
7417
7418     if (unseens) {
7419         Section *last = [sections_ lastObject];
7420         size_t count = [last count];
7421         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7422         [sections_ removeLastObject];
7423     }
7424
7425     if ([ignored count] != 0)
7426         [sections_ insertObject:ignored atIndex:0];
7427     if (upgrades_ != 0)
7428         [sections_ insertObject:upgradable atIndex:0];
7429
7430     [list_ reloadData];
7431
7432     if (upgrades_ > 0)
7433         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7434             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7435             style:UIBarButtonItemStylePlain
7436             target:self
7437             action:@selector(upgradeButtonClicked)
7438         ] autorelease]];
7439
7440     if (![delegate_ updating])
7441         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7442             initWithTitle:UCLocalize("REFRESH")
7443             style:UIBarButtonItemStylePlain
7444             target:self
7445             action:@selector(refreshButtonClicked)
7446         ] autorelease]];
7447
7448     PrintTimes();
7449 } }
7450
7451 @end
7452 /* }}} */
7453 /* Search Controller {{{ */
7454 @interface SearchController : FilteredPackageListController <
7455     UISearchBarDelegate
7456 > {
7457     UISearchBar *search_;
7458     BOOL searchloaded_;
7459 }
7460
7461 - (id) initWithDatabase:(Database *)database;
7462 - (void) setSearchTerm:(NSString *)term;
7463 - (void) reloadData;
7464
7465 @end
7466
7467 @implementation SearchController
7468
7469 - (void) dealloc {
7470     [search_ release];
7471     [super dealloc];
7472 }
7473
7474 - (NSURL *) navigationURL {
7475     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7476         return [NSURL URLWithString:@"cydia://search"];
7477     else
7478         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7479 }
7480
7481 - (void) setSearchTerm:(NSString *)searchTerm {
7482     [search_ setText:searchTerm];
7483     [self reloadData];
7484 }
7485
7486 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7487     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7488     [search_ resignFirstResponder];
7489     [self reloadData];
7490 }
7491
7492 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7493     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7494     [self reloadData];
7495 }
7496
7497 - (id) initWithDatabase:(Database *)database {
7498     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7499         search_ = [[UISearchBar alloc] init];
7500     } return self;
7501 }
7502
7503 - (void) viewDidAppear:(BOOL)animated {
7504     [super viewDidAppear:animated];
7505
7506     if (!searchloaded_) {
7507         searchloaded_ = YES;
7508         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7509         [search_ layoutSubviews];
7510         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7511
7512         UITextField *textField;
7513         if ([search_ respondsToSelector:@selector(searchField)])
7514             textField = [search_ searchField];
7515         else
7516             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7517
7518         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7519         [search_ setDelegate:self];
7520         [textField setEnablesReturnKeyAutomatically:NO];
7521         [[self navigationItem] setTitleView:textField];
7522     }
7523 }
7524
7525 - (void) reloadData {
7526     [self setObject:[search_ text]];
7527     [super reloadData];
7528     [self resetCursor];
7529 }
7530
7531 - (void) didSelectPackage:(Package *)package {
7532     [search_ resignFirstResponder];
7533     [super didSelectPackage:package];
7534 }
7535
7536 @end
7537 /* }}} */
7538 /* Package Settings Controller {{{ */
7539 @interface PackageSettingsController : CYViewController <
7540     UITableViewDataSource,
7541     UITableViewDelegate
7542 > {
7543     _transient Database *database_;
7544     NSString *name_;
7545     Package *package_;
7546     UITableView *table_;
7547     UISwitch *subscribedSwitch_;
7548     UISwitch *ignoredSwitch_;
7549     UITableViewCell *subscribedCell_;
7550     UITableViewCell *ignoredCell_;
7551 }
7552
7553 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7554
7555 @end
7556
7557 @implementation PackageSettingsController
7558
7559 - (void) dealloc {
7560     [self releaseSubviews];
7561     [name_ release];
7562     [package_ release];
7563
7564     [super dealloc];
7565 }
7566
7567 - (NSURL *) navigationURL {
7568     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7569 }
7570
7571 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7572     if (package_ == nil)
7573         return 0;
7574
7575     if ([package_ installed] == nil)
7576         return 1;
7577     else
7578         return 2;
7579 }
7580
7581 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7582     if (package_ == nil)
7583         return 0;
7584
7585     // both sections contain just one item right now.
7586     return 1;
7587 }
7588
7589 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7590     return nil;
7591 }
7592
7593 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7594     if (section == 0)
7595         return UCLocalize("SHOW_ALL_CHANGES_EX");
7596     else
7597         return UCLocalize("IGNORE_UPGRADES_EX");
7598 }
7599
7600 - (void) onSubscribed:(id)control {
7601     bool value([control isOn]);
7602     if (package_ == nil)
7603         return;
7604     if ([package_ setSubscribed:value])
7605         [delegate_ updateData];
7606 }
7607
7608 - (void) _updateIgnored {
7609     const char *package([name_ UTF8String]);
7610     bool on([ignoredSwitch_ isOn]);
7611
7612     pid_t pid(ExecFork());
7613     if (pid == 0) {
7614         FILE *dpkg(popen("dpkg --set-selections", "w"));
7615         fwrite(package, strlen(package), 1, dpkg);
7616
7617         if (on)
7618             fwrite(" hold\n", 6, 1, dpkg);
7619         else
7620             fwrite(" install\n", 9, 1, dpkg);
7621
7622         pclose(dpkg);
7623
7624         exit(0);
7625         _assert(false);
7626     }
7627
7628     _forever {
7629         int status;
7630         int result(waitpid(pid, &status, 0));
7631
7632         if (result != -1) {
7633             _assert(result == pid);
7634             break;
7635         }
7636     }
7637 }
7638
7639 - (void) onIgnored:(id)control {
7640     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7641     [invocation setTarget:self];
7642     [invocation setSelector:@selector(_updateIgnored)];
7643
7644     [delegate_ reloadDataWithInvocation:invocation];
7645 }
7646
7647 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7648     if (package_ == nil)
7649         return nil;
7650
7651     switch ([indexPath section]) {
7652         case 0: return subscribedCell_;
7653         case 1: return ignoredCell_;
7654
7655         _nodefault
7656     }
7657
7658     return nil;
7659 }
7660
7661 - (void) loadView {
7662     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7663
7664     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7665     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7666     [table_ setDataSource:self];
7667     [table_ setDelegate:self];
7668     [[self view] addSubview:table_];
7669
7670     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7671     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7672     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7673
7674     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7675     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7676     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7677
7678     subscribedCell_ = [[UITableViewCell alloc] init];
7679     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7680     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7681     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7682
7683     ignoredCell_ = [[UITableViewCell alloc] init];
7684     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7685     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7686     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7687 }
7688
7689 - (void) viewDidLoad {
7690     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7691 }
7692
7693 - (void) releaseSubviews {
7694     [ignoredCell_ release];
7695     ignoredCell_ = nil;
7696
7697     [subscribedCell_ release];
7698     subscribedCell_ = nil;
7699
7700     [table_ release];
7701     table_ = nil;
7702
7703     [ignoredSwitch_ release];
7704     ignoredSwitch_ = nil;
7705
7706     [subscribedSwitch_ release];
7707     subscribedSwitch_ = nil;
7708 }
7709
7710 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7711     if ((self = [super init]) != nil) {
7712         database_ = database;
7713         name_ = [package retain];
7714     } return self;
7715 }
7716
7717 - (void) reloadData {
7718     [super reloadData];
7719
7720     if (package_ != nil)
7721         [package_ autorelease];
7722     package_ = [database_ packageWithName:name_];
7723
7724     if (package_ != nil) {
7725         package_ = [package_ retain];
7726         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7727         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7728     } // XXX: what now, G?
7729
7730     [table_ reloadData];
7731 }
7732
7733 @end
7734 /* }}} */
7735
7736 /* Installed Controller {{{ */
7737 @interface InstalledController : FilteredPackageListController {
7738     BOOL expert_;
7739 }
7740
7741 - (id) initWithDatabase:(Database *)database;
7742
7743 - (void) updateRoleButton;
7744 - (void) queueStatusDidChange;
7745
7746 @end
7747
7748 @implementation InstalledController
7749
7750 - (void) dealloc {
7751     [super dealloc];
7752 }
7753
7754 - (NSURL *) navigationURL {
7755     return [NSURL URLWithString:@"cydia://installed"];
7756 }
7757
7758 - (id) initWithDatabase:(Database *)database {
7759     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7760         [self updateRoleButton];
7761         [self queueStatusDidChange];
7762     } return self;
7763 }
7764
7765 #if !AlwaysReload
7766 - (void) queueButtonClicked {
7767     [delegate_ queue];
7768 }
7769 #endif
7770
7771 - (void) queueStatusDidChange {
7772 #if !AlwaysReload
7773     if (IsWildcat_) {
7774         if (Queuing_) {
7775             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7776                 initWithTitle:UCLocalize("QUEUE")
7777                 style:UIBarButtonItemStyleDone
7778                 target:self
7779                 action:@selector(queueButtonClicked)
7780             ] autorelease]];
7781         } else {
7782             [[self navigationItem] setLeftBarButtonItem:nil];
7783         }
7784     }
7785 #endif
7786 }
7787
7788 - (void) updateRoleButton {
7789     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7790         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7791             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7792             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7793             target:self
7794             action:@selector(roleButtonClicked)
7795         ] autorelease]];
7796 }
7797
7798 - (void) roleButtonClicked {
7799     [self setObject:[NSNumber numberWithBool:expert_]];
7800     [self reloadData];
7801     expert_ = !expert_;
7802
7803     [self updateRoleButton];
7804 }
7805
7806 @end
7807 /* }}} */
7808
7809 /* Source Cell {{{ */
7810 @interface SourceCell : CYTableViewCell <
7811     ContentDelegate
7812 > {
7813     UIImage *icon_;
7814     NSString *origin_;
7815     NSString *label_;
7816 }
7817
7818 - (void) setSource:(Source *)source;
7819
7820 @end
7821
7822 @implementation SourceCell
7823
7824 - (void) clearSource {
7825     [icon_ release];
7826     [origin_ release];
7827     [label_ release];
7828
7829     icon_ = nil;
7830     origin_ = nil;
7831     label_ = nil;
7832 }
7833
7834 - (void) setSource:(Source *)source {
7835     [self clearSource];
7836
7837     if (icon_ == nil)
7838         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7839     if (icon_ == nil)
7840         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7841     icon_ = [icon_ retain];
7842
7843     origin_ = [[source name] retain];
7844     label_ = [[source uri] retain];
7845
7846     [content_ setNeedsDisplay];
7847 }
7848
7849 - (void) dealloc {
7850     [self clearSource];
7851     [super dealloc];
7852 }
7853
7854 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7855     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7856         UIView *content([self contentView]);
7857         CGRect bounds([content bounds]);
7858
7859         content_ = [[ContentView alloc] initWithFrame:bounds];
7860         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7861         [content_ setBackgroundColor:[UIColor whiteColor]];
7862         [content addSubview:content_];
7863
7864         [content_ setDelegate:self];
7865         [content_ setOpaque:YES];
7866     } return self;
7867 }
7868
7869 - (NSString *) accessibilityLabel {
7870     return label_;
7871 }
7872
7873 - (void) drawContentRect:(CGRect)rect {
7874     bool highlighted(highlighted_);
7875     float width(rect.size.width);
7876
7877     if (icon_ != nil)
7878         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7879
7880     if (highlighted)
7881         UISetColor(White_);
7882
7883     if (!highlighted)
7884         UISetColor(Black_);
7885     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7886
7887     if (!highlighted)
7888         UISetColor(Blue_);
7889     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7890 }
7891
7892 @end
7893 /* }}} */
7894 /* Source Controller {{{ */
7895 @interface SourceController : FilteredPackageListController {
7896     _transient Source *source_;
7897     NSString *key_;
7898 }
7899
7900 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7901
7902 @end
7903
7904 @implementation SourceController
7905
7906 - (NSURL *) navigationURL {
7907     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7908 }
7909
7910 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7911     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7912         source_ = source;
7913         key_ = [[source key] retain];
7914     } return self;
7915 }
7916
7917 - (void) reloadData {
7918     source_ = [database_ sourceWithKey:key_];
7919     [key_ release];
7920     key_ = [[source_ key] retain];
7921     [self setObject:source_];
7922     [[self navigationItem] setTitle:[source_ label]];
7923
7924     [super reloadData];
7925 }
7926
7927 @end
7928 /* }}} */
7929 /* Sources Controller {{{ */
7930 @interface SourcesController : CYViewController <
7931     UITableViewDataSource,
7932     UITableViewDelegate
7933 > {
7934     _transient Database *database_;
7935     UITableView *list_;
7936     NSMutableArray *sources_;
7937     int offset_;
7938
7939     NSString *href_;
7940     UIProgressHUD *hud_;
7941     NSError *error_;
7942
7943     //NSURLConnection *installer_;
7944     NSURLConnection *trivial_;
7945     NSURLConnection *trivial_bz2_;
7946     NSURLConnection *trivial_gz_;
7947     //NSURLConnection *automatic_;
7948
7949     BOOL cydia_;
7950 }
7951
7952 - (id) initWithDatabase:(Database *)database;
7953 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7954
7955 @end
7956
7957 @implementation SourcesController
7958
7959 - (void) _releaseConnection:(NSURLConnection *)connection {
7960     if (connection != nil) {
7961         [connection cancel];
7962         //[connection setDelegate:nil];
7963         [connection release];
7964     }
7965 }
7966
7967 - (void) dealloc {
7968     [self releaseSubviews];
7969
7970     [href_ release];
7971     [hud_ release];
7972     [error_ release];
7973
7974     //[self _releaseConnection:installer_];
7975     [self _releaseConnection:trivial_];
7976     [self _releaseConnection:trivial_gz_];
7977     [self _releaseConnection:trivial_bz2_];
7978     //[self _releaseConnection:automatic_];
7979
7980     [sources_ release];
7981     [super dealloc];
7982 }
7983
7984 - (NSURL *) navigationURL {
7985     return [NSURL URLWithString:@"cydia://sources"];
7986 }
7987
7988 - (void) viewDidAppear:(BOOL)animated {
7989     [super viewDidAppear:animated];
7990     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7991 }
7992
7993 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7994     return offset_ == 0 ? 1 : 2;
7995 }
7996
7997 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7998     switch (section + (offset_ == 0 ? 1 : 0)) {
7999         case 0: return UCLocalize("ENTERED_BY_USER");
8000         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8001
8002         _nodefault
8003     }
8004 }
8005
8006 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8007     int count = [sources_ count];
8008     switch (section) {
8009         case 0: return (offset_ == 0 ? count : offset_);
8010         case 1: return count - offset_;
8011
8012         _nodefault
8013     }
8014 }
8015
8016 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8017     unsigned idx = 0;
8018     switch (indexPath.section) {
8019         case 0: idx = indexPath.row; break;
8020         case 1: idx = indexPath.row + offset_; break;
8021
8022         _nodefault
8023     }
8024     return [sources_ objectAtIndex:idx];
8025 }
8026
8027 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8028     static NSString *cellIdentifier = @"SourceCell";
8029
8030     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8031     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8032     [cell setSource:[self sourceAtIndexPath:indexPath]];
8033     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8034
8035     return cell;
8036 }
8037
8038 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8039     Source *source = [self sourceAtIndexPath:indexPath];
8040
8041     SourceController *controller = [[[SourceController alloc]
8042         initWithDatabase:database_
8043         source:source
8044     ] autorelease];
8045
8046     [controller setDelegate:delegate_];
8047
8048     [[self navigationController] pushViewController:controller animated:YES];
8049 }
8050
8051 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8052     Source *source = [self sourceAtIndexPath:indexPath];
8053     return [source record] != nil;
8054 }
8055
8056 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8057     Source *source = [self sourceAtIndexPath:indexPath];
8058     [Sources_ removeObjectForKey:[source key]];
8059     [delegate_ syncData];
8060 }
8061
8062 - (void) complete {
8063     [delegate_ addTrivialSource:href_];
8064     [delegate_ syncData];
8065 }
8066
8067 - (NSString *) getWarning {
8068     NSString *href(href_);
8069     NSRange colon([href rangeOfString:@"://"]);
8070     if (colon.location != NSNotFound)
8071         href = [href substringFromIndex:(colon.location + 3)];
8072     href = [href stringByAddingPercentEscapes];
8073     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8074     href = [href stringByCachingURLWithCurrentCDN];
8075
8076     NSURL *url([NSURL URLWithString:href]);
8077
8078     NSStringEncoding encoding;
8079     NSError *error(nil);
8080
8081     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8082         return [warning length] == 0 ? nil : warning;
8083     return nil;
8084 }
8085
8086 - (void) _endConnection:(NSURLConnection *)connection {
8087     // XXX: the memory management in this method is horribly awkward
8088
8089     NSURLConnection **field = NULL;
8090     if (connection == trivial_)
8091         field = &trivial_;
8092     else if (connection == trivial_bz2_)
8093         field = &trivial_bz2_;
8094     else if (connection == trivial_gz_)
8095         field = &trivial_gz_;
8096     _assert(field != NULL);
8097     [connection release];
8098     *field = nil;
8099
8100     if (
8101         trivial_ == nil &&
8102         trivial_bz2_ == nil &&
8103         trivial_gz_ == nil
8104     ) {
8105         bool defer(false);
8106
8107         if (cydia_) {
8108             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8109                 defer = true;
8110
8111                 UIAlertView *alert = [[[UIAlertView alloc]
8112                     initWithTitle:UCLocalize("SOURCE_WARNING")
8113                     message:warning
8114                     delegate:self
8115                     cancelButtonTitle:UCLocalize("CANCEL")
8116                     otherButtonTitles:
8117                         UCLocalize("ADD_ANYWAY"),
8118                     nil
8119                 ] autorelease];
8120
8121                 [alert setContext:@"warning"];
8122                 [alert setNumberOfRows:1];
8123                 [alert show];
8124             } else
8125                 [self complete];
8126         } else if (error_ != nil) {
8127             UIAlertView *alert = [[[UIAlertView alloc]
8128                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8129                 message:[error_ localizedDescription]
8130                 delegate:self
8131                 cancelButtonTitle:UCLocalize("OK")
8132                 otherButtonTitles:nil
8133             ] autorelease];
8134
8135             [alert setContext:@"urlerror"];
8136             [alert show];
8137         } else {
8138             UIAlertView *alert = [[[UIAlertView alloc]
8139                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8140                 message:UCLocalize("NOT_REPOSITORY_EX")
8141                 delegate:self
8142                 cancelButtonTitle:UCLocalize("OK")
8143                 otherButtonTitles:nil
8144             ] autorelease];
8145
8146             [alert setContext:@"trivial"];
8147             [alert show];
8148         }
8149
8150         [delegate_ setStatusBarShowsProgress:NO];
8151         [delegate_ removeProgressHUD:hud_];
8152
8153         [hud_ autorelease];
8154         hud_ = nil;
8155
8156         if (!defer) {
8157             [href_ release];
8158             href_ = nil;
8159         }
8160
8161         if (error_ != nil) {
8162             [error_ release];
8163             error_ = nil;
8164         }
8165     }
8166 }
8167
8168 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8169     switch ([response statusCode]) {
8170         case 200:
8171             cydia_ = YES;
8172     }
8173 }
8174
8175 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8176     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8177     if (error_ != nil)
8178         error_ = [error retain];
8179     [self _endConnection:connection];
8180 }
8181
8182 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8183     [self _endConnection:connection];
8184 }
8185
8186 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8187     NSMutableURLRequest *request = [NSMutableURLRequest
8188         requestWithURL:[NSURL URLWithString:href]
8189         cachePolicy:NSURLRequestUseProtocolCachePolicy
8190         timeoutInterval:120.0
8191     ];
8192
8193     [request setHTTPMethod:method];
8194
8195     if (Machine_ != NULL)
8196         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8197     if (UniqueID_ != nil)
8198         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8199     if (Role_ != nil)
8200         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8201
8202     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8203 }
8204
8205 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8206     NSString *context([alert context]);
8207
8208     if ([context isEqualToString:@"source"]) {
8209         switch (button) {
8210             case 1: {
8211                 NSString *href = [[alert textField] text];
8212
8213                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8214
8215                 if (![href hasSuffix:@"/"])
8216                     href_ = [href stringByAppendingString:@"/"];
8217                 else
8218                     href_ = href;
8219                 href_ = [href_ retain];
8220
8221                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8222                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8223                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8224                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8225
8226                 cydia_ = false;
8227
8228                 // XXX: this is stupid
8229                 hud_ = [[delegate_ addProgressHUD] retain];
8230                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8231             } break;
8232
8233             case 0:
8234             break;
8235
8236             _nodefault
8237         }
8238
8239         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8240     } else if ([context isEqualToString:@"trivial"])
8241         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8242     else if ([context isEqualToString:@"urlerror"])
8243         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8244     else if ([context isEqualToString:@"warning"]) {
8245         switch (button) {
8246             case 1:
8247                 [self complete];
8248             break;
8249
8250             case 0:
8251             break;
8252
8253             _nodefault
8254         }
8255
8256         [href_ release];
8257         href_ = nil;
8258
8259         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8260     }
8261 }
8262
8263 - (void) loadView {
8264     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8265
8266     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8267     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8268     [list_ setRowHeight:56];
8269     [list_ setDataSource:self];
8270     [list_ setDelegate:self];
8271     [[self view] addSubview:list_];
8272 }
8273
8274 - (void) viewDidLoad {
8275     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8276     [self updateButtonsForEditingStatus:NO animated:NO];
8277 }
8278
8279 - (void) releaseSubviews {
8280     [list_ release];
8281     list_ = nil;
8282 }
8283
8284 - (id) initWithDatabase:(Database *)database {
8285     if ((self = [super init]) != nil) {
8286         database_ = database;
8287         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8288     } return self;
8289 }
8290
8291 - (void) reloadData {
8292     [super reloadData];
8293
8294     pkgSourceList list;
8295     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8296         return;
8297
8298     [sources_ removeAllObjects];
8299     [sources_ addObjectsFromArray:[database_ sources]];
8300     _trace();
8301     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8302     _trace();
8303
8304     int count([sources_ count]);
8305     offset_ = 0;
8306     for (int i = 0; i != count; i++) {
8307         if ([[sources_ objectAtIndex:i] record] == nil)
8308             break;
8309         offset_++;
8310     }
8311
8312     [list_ setEditing:NO];
8313     [self updateButtonsForEditingStatus:NO animated:NO];
8314     [list_ reloadData];
8315 }
8316
8317 - (void) showAddSourcePrompt {
8318     UIAlertView *alert = [[[UIAlertView alloc]
8319         initWithTitle:UCLocalize("ENTER_APT_URL")
8320         message:nil
8321         delegate:self
8322         cancelButtonTitle:UCLocalize("CANCEL")
8323         otherButtonTitles:
8324             UCLocalize("ADD_SOURCE"),
8325         nil
8326     ] autorelease];
8327
8328     [alert setContext:@"source"];
8329     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8330
8331     [alert setNumberOfRows:1];
8332     [alert addTextFieldWithValue:@"http://" label:@""];
8333
8334     UITextInputTraits *traits = [[alert textField] textInputTraits];
8335     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8336     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8337     [traits setKeyboardType:UIKeyboardTypeURL];
8338     // XXX: UIReturnKeyDone
8339     [traits setReturnKeyType:UIReturnKeyNext];
8340
8341     [alert show];
8342 }
8343
8344 - (void) addButtonClicked {
8345     [self showAddSourcePrompt];
8346 }
8347
8348 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8349     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8350         initWithTitle:UCLocalize("ADD")
8351         style:UIBarButtonItemStylePlain
8352         target:self
8353         action:@selector(addButtonClicked)
8354     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8355
8356     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8357         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8358         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8359         target:self
8360         action:@selector(editButtonClicked)
8361     ] autorelease] animated:animated];
8362
8363     if (IsWildcat_ && !editing)
8364         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8365             initWithTitle:UCLocalize("SETTINGS")
8366             style:UIBarButtonItemStylePlain
8367             target:self
8368             action:@selector(settingsButtonClicked)
8369         ] autorelease]];
8370 }
8371
8372 - (void) settingsButtonClicked {
8373     [delegate_ showSettings];
8374 }
8375
8376 - (void) editButtonClicked {
8377     [list_ setEditing:![list_ isEditing] animated:YES];
8378
8379     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8380 }
8381
8382 @end
8383 /* }}} */
8384
8385 /* Settings Controller {{{ */
8386 @interface SettingsController : CYViewController <
8387     UITableViewDataSource,
8388     UITableViewDelegate
8389 > {
8390     _transient Database *database_;
8391     // XXX: ok, "roledelegate_"?...
8392     _transient id roledelegate_;
8393     UITableView *table_;
8394     UISegmentedControl *segment_;
8395     UIView *container_;
8396 }
8397
8398 - (void) showDoneButton;
8399 - (void) resizeSegmentedControl;
8400
8401 @end
8402
8403 @implementation SettingsController
8404
8405 - (void) dealloc {
8406     [self releaseSubviews];
8407
8408     [super dealloc];
8409 }
8410
8411 - (void) loadView {
8412     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8413
8414     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8415     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8416     [table_ setDelegate:self];
8417     [table_ setDataSource:self];
8418     [[self view] addSubview:table_];
8419
8420     NSArray *items = [NSArray arrayWithObjects:
8421         UCLocalize("USER"),
8422         UCLocalize("HACKER"),
8423         UCLocalize("DEVELOPER"),
8424     nil];
8425     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8426     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8427     [container_ addSubview:segment_];
8428 }
8429
8430 - (void) viewDidLoad {
8431     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8432
8433     int index = -1;
8434     if ([Role_ isEqualToString:@"User"]) index = 0;
8435     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8436     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8437     if (index != -1) {
8438         [segment_ setSelectedSegmentIndex:index];
8439         [self showDoneButton];
8440     }
8441
8442     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8443     [self resizeSegmentedControl];
8444 }
8445
8446 - (void) releaseSubviews {
8447     [table_ release];
8448     table_ = nil;
8449
8450     [segment_ release];
8451     segment_ = nil;
8452
8453     [container_ release];
8454     container_ = nil;
8455 }
8456
8457 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8458     if ((self = [super init]) != nil) {
8459         database_ = database;
8460         roledelegate_ = delegate;
8461     } return self;
8462 }
8463
8464 - (void) resizeSegmentedControl {
8465     CGFloat width = [[self view] frame].size.width;
8466     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8467 }
8468
8469 - (void) viewWillAppear:(BOOL)animated {
8470     [super viewWillAppear:animated];
8471
8472     [self resizeSegmentedControl];
8473 }
8474
8475 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8476     [self resizeSegmentedControl];
8477 }
8478
8479 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8480     [self resizeSegmentedControl];
8481 }
8482
8483 - (void) save {
8484     NSString *role(nil);
8485
8486     switch ([segment_ selectedSegmentIndex]) {
8487         case 0: role = @"User"; break;
8488         case 1: role = @"Hacker"; break;
8489         case 2: role = @"Developer"; break;
8490
8491         _nodefault
8492     }
8493
8494     if (![role isEqualToString:Role_]) {
8495         bool rolling(Role_ == nil);
8496         Role_ = role;
8497
8498         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8499             Role_, @"Role",
8500         nil];
8501
8502         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8503         Changed_ = true;
8504
8505         if (rolling)
8506             [roledelegate_ loadData];
8507         else
8508             [roledelegate_ updateData];
8509     }
8510 }
8511
8512 - (void) segmentChanged:(UISegmentedControl *)control {
8513     [self showDoneButton];
8514 }
8515
8516 - (void) saveAndClose {
8517     [self save];
8518
8519     [[self navigationItem] setRightBarButtonItem:nil];
8520     [[self navigationController] dismissModalViewControllerAnimated:YES];
8521 }
8522
8523 - (void) doneButtonClicked {
8524     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8525     [spinner startAnimating];
8526     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8527     [[self navigationItem] setRightBarButtonItem:spinItem];
8528
8529     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8530 }
8531
8532 - (void) showDoneButton {
8533     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8534         initWithTitle:UCLocalize("DONE")
8535         style:UIBarButtonItemStyleDone
8536         target:self
8537         action:@selector(doneButtonClicked)
8538     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8539 }
8540
8541 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8542     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8543     return 6;
8544 }
8545
8546 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8547     return 0; // :(
8548 }
8549
8550 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8551     return nil; // This method is required by the protocol.
8552 }
8553
8554 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8555     if (section == 1)
8556         return UCLocalize("ROLE_EX");
8557     if (section == 4)
8558         return [NSString stringWithFormat:
8559             @"%@: %@\n%@: %@\n%@: %@",
8560             UCLocalize("USER"), UCLocalize("USER_EX"),
8561             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8562             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8563         ];
8564     else return nil;
8565 }
8566
8567 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8568     return section == 3 ? 44.0f : 0;
8569 }
8570
8571 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8572     return section == 3 ? container_ : nil;
8573 }
8574
8575 - (void) reloadData {
8576     [super reloadData];
8577     [table_ reloadData];
8578 }
8579
8580 @end
8581 /* }}} */
8582 /* Stash Controller {{{ */
8583 @interface StashController : CYViewController {
8584     UIActivityIndicatorView *spinner_;
8585     UILabel *status_;
8586     UILabel *caption_;
8587 }
8588
8589 @end
8590
8591 @implementation StashController
8592
8593 - (void) dealloc {
8594     [self releaseSubviews];
8595
8596     [super dealloc];
8597 }
8598
8599 - (void) loadView {
8600     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8601     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8602
8603     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8604     CGRect spinrect = [spinner_ frame];
8605     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8606     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8607     [spinner_ setFrame:spinrect];
8608     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8609     [[self view] addSubview:spinner_];
8610     [spinner_ startAnimating];
8611
8612     CGRect captrect;
8613     captrect.size.width = [[self view] frame].size.width;
8614     captrect.size.height = 40.0f;
8615     captrect.origin.x = 0;
8616     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8617     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8618     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8619     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8620     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8621     [caption_ setTextColor:[UIColor whiteColor]];
8622     [caption_ setBackgroundColor:[UIColor clearColor]];
8623     [caption_ setShadowColor:[UIColor blackColor]];
8624     [caption_ setTextAlignment:UITextAlignmentCenter];
8625     [[self view] addSubview:caption_];
8626
8627     CGRect statusrect;
8628     statusrect.size.width = [[self view] frame].size.width;
8629     statusrect.size.height = 30.0f;
8630     statusrect.origin.x = 0;
8631     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8632     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8633     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8634     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8635     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8636     [status_ setTextColor:[UIColor whiteColor]];
8637     [status_ setBackgroundColor:[UIColor clearColor]];
8638     [status_ setShadowColor:[UIColor blackColor]];
8639     [status_ setTextAlignment:UITextAlignmentCenter];
8640     [[self view] addSubview:status_];
8641 }
8642
8643 - (void) releaseSubviews {
8644     [spinner_ release];
8645     spinner_ = nil;
8646
8647     [status_ release];
8648     status_ = nil;
8649
8650     [caption_ release];
8651     caption_ = nil;
8652 }
8653
8654 @end
8655 /* }}} */
8656
8657 @interface Cydia : UIApplication <
8658     ConfirmationControllerDelegate,
8659     ProgressControllerDelegate,
8660     CydiaDelegate,
8661     UINavigationControllerDelegate,
8662     UITabBarControllerDelegate
8663 > {
8664     // XXX: evaluate all fields for _transient
8665
8666     UIWindow *window_;
8667     CYTabBarController *tabbar_;
8668
8669     NSMutableArray *essential_;
8670     NSMutableArray *broken_;
8671
8672     Database *database_;
8673
8674     NSURL *starturl_;
8675
8676     unsigned locked_;
8677     unsigned activity_;
8678
8679     StashController *stash_;
8680
8681     bool loaded_;
8682 }
8683
8684 - (void) loadData;
8685
8686 @end
8687
8688 @implementation Cydia
8689
8690 - (void) beginUpdate {
8691     [tabbar_ beginUpdate];
8692 }
8693
8694 - (BOOL) updating {
8695     return [tabbar_ updating];
8696 }
8697
8698 - (void) _loaded {
8699     if ([broken_ count] != 0) {
8700         int count = [broken_ count];
8701
8702         UIAlertView *alert = [[[UIAlertView alloc]
8703             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8704             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8705             delegate:self
8706             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8707             otherButtonTitles:
8708                 UCLocalize("TEMPORARY_IGNORE"),
8709             nil
8710         ] autorelease];
8711
8712         [alert setContext:@"fixhalf"];
8713         [alert show];
8714     } else if (!Ignored_ && [essential_ count] != 0) {
8715         int count = [essential_ count];
8716
8717         UIAlertView *alert = [[[UIAlertView alloc]
8718             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8719             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8720             delegate:self
8721             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8722             otherButtonTitles:
8723                 UCLocalize("UPGRADE_ESSENTIAL"),
8724                 UCLocalize("COMPLETE_UPGRADE"),
8725             nil
8726         ] autorelease];
8727
8728         [alert setContext:@"upgrade"];
8729         [alert show];
8730     }
8731 }
8732
8733 - (void) _saveConfig {
8734     _trace();
8735     MetaFile_.Sync();
8736     _trace();
8737
8738     if (Changed_) {
8739         NSString *error(nil);
8740
8741         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8742             _trace();
8743             NSError *error(nil);
8744             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8745                 NSLog(@"failure to save metadata data: %@", error);
8746             _trace();
8747
8748             Changed_ = false;
8749         } else {
8750             NSLog(@"failure to serialize metadata: %@", error);
8751         }
8752     }
8753 }
8754
8755 // Navigation controller for the queuing badge.
8756 - (CYNavigationController *) queueNavigationController {
8757     NSArray *controllers = [tabbar_ viewControllers];
8758     return [controllers objectAtIndex:3];
8759 }
8760
8761 - (void) _updateData {
8762     [self _saveConfig];
8763
8764     [tabbar_ reloadData];
8765
8766     CYNavigationController *navigation = [self queueNavigationController];
8767
8768     id queuedelegate = nil;
8769     if ([[navigation viewControllers] count] > 0)
8770         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8771
8772     [queuedelegate queueStatusDidChange];
8773     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8774 }
8775
8776 - (void) _refreshIfPossible:(NSDate *)update {
8777     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8778
8779     bool recently = false;
8780     if (update != nil) {
8781         NSTimeInterval interval([update timeIntervalSinceNow]);
8782         if (interval <= 0 && interval > -(15*60))
8783             recently = true;
8784     }
8785
8786     // Don't automatic refresh if:
8787     //  - We already refreshed recently.
8788     //  - We already auto-refreshed this launch.
8789     //  - Auto-refresh is disabled.
8790     if (recently || loaded_ || ManualRefresh) {
8791         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8792
8793         // If we are cancelling, we need to make sure it knows it's already loaded.
8794         loaded_ = true;
8795         return;
8796     } else {
8797         // We are going to load, so remember that.
8798         loaded_ = true;
8799     }
8800
8801     SCNetworkReachabilityFlags flags; {
8802         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8803         SCNetworkReachabilityGetFlags(reachability, &flags);
8804         CFRelease(reachability);
8805     }
8806
8807     // XXX: this elaborate mess is what Apple is using to determine this? :(
8808     // XXX: do we care if the user has to intervene? maybe that's ok?
8809     bool reachable(
8810         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8811             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8812                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8813                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8814             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8815             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8816         )
8817     );
8818
8819     // If we can reach the server, auto-refresh!
8820     if (reachable)
8821         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8822
8823     [pool release];
8824 }
8825
8826 - (void) refreshIfPossible {
8827     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8828 }
8829
8830 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8831     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8832     [hud setText:UCLocalize("RELOADING_DATA")];
8833
8834     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8835
8836     if (hud != nil)
8837         [self removeProgressHUD:hud];
8838
8839     size_t changes(0);
8840
8841     [essential_ removeAllObjects];
8842     [broken_ removeAllObjects];
8843
8844     NSArray *packages([database_ packages]);
8845     for (Package *package in packages) {
8846         if ([package half])
8847             [broken_ addObject:package];
8848         if ([package upgradableAndEssential:NO]) {
8849             if ([package essential])
8850                 [essential_ addObject:package];
8851             ++changes;
8852         }
8853     }
8854
8855     NSLog(@"changes:#%u", changes);
8856
8857     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8858     if (changes != 0) {
8859         _trace();
8860         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8861         [changesItem setBadgeValue:badge];
8862         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8863         [self setApplicationIconBadgeNumber:changes];
8864     } else {
8865         _trace();
8866         [changesItem setBadgeValue:nil];
8867         [changesItem setAnimatedBadge:NO];
8868         [self setApplicationIconBadgeNumber:0];
8869     }
8870
8871     [self _updateData];
8872
8873     [self refreshIfPossible];
8874 }
8875
8876 - (void) updateData {
8877     [self _updateData];
8878 }
8879
8880 - (void) update_ {
8881     [database_ update];
8882 }
8883
8884 - (void) syncData {
8885     [self _saveConfig];
8886
8887     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8888     _assert(file != NULL);
8889
8890     for (NSString *key in [Sources_ allKeys]) {
8891         NSDictionary *source([Sources_ objectForKey:key]);
8892
8893         fprintf(file, "%s %s %s\n",
8894             [[source objectForKey:@"Type"] UTF8String],
8895             [[source objectForKey:@"URI"] UTF8String],
8896             [[source objectForKey:@"Distribution"] UTF8String]
8897         );
8898     }
8899
8900     fclose(file);
8901
8902     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8903     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8904     if (IsWildcat_)
8905         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8906     [tabbar_ presentModalViewController:navigation animated:YES];
8907
8908     [progress
8909         detachNewThreadSelector:@selector(update_)
8910         toTarget:self
8911         withObject:nil
8912         title:UCLocalize("UPDATING_SOURCES")
8913     ];
8914 }
8915
8916 - (void) addTrivialSource:(NSString *)href {
8917     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8918         @"deb", @"Type",
8919         href, @"URI",
8920         @"./", @"Distribution",
8921     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8922
8923     Changed_ = true;
8924 }
8925
8926 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8927     @synchronized (self) {
8928         [self _reloadDataWithInvocation:invocation];
8929     }
8930 }
8931
8932 - (void) reloadData {
8933     [self reloadDataWithInvocation:nil];
8934 }
8935
8936 - (void) resolve {
8937     pkgProblemResolver *resolver = [database_ resolver];
8938
8939     resolver->InstallProtect();
8940     if (!resolver->Resolve(true))
8941         _error->Discard();
8942 }
8943
8944 - (bool) perform {
8945     // XXX: this is a really crappy way of doing this.
8946     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8947     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8948     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8949     if ([tabbar_ updating])
8950         [tabbar_ cancelUpdate];
8951
8952     if (![database_ prepare])
8953         return false;
8954
8955     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8956     [page setDelegate:self];
8957     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8958     [confirm_ setDelegate:self];
8959
8960     if (IsWildcat_)
8961         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8962     [tabbar_ presentModalViewController:confirm_ animated:YES];
8963
8964     return true;
8965 }
8966
8967 - (void) queue {
8968     @synchronized (self) {
8969         [self perform];
8970     }
8971 }
8972
8973 - (void) clearPackage:(Package *)package {
8974     @synchronized (self) {
8975         [package clear];
8976         [self resolve];
8977         [self perform];
8978     }
8979 }
8980
8981 - (void) installPackages:(NSArray *)packages {
8982     @synchronized (self) {
8983         for (Package *package in packages)
8984             [package install];
8985         [self resolve];
8986         [self perform];
8987     }
8988 }
8989
8990 - (void) installPackage:(Package *)package {
8991     @synchronized (self) {
8992         [package install];
8993         [self resolve];
8994         [self perform];
8995     }
8996 }
8997
8998 - (void) removePackage:(Package *)package {
8999     @synchronized (self) {
9000         [package remove];
9001         [self resolve];
9002         [self perform];
9003     }
9004 }
9005
9006 - (void) distUpgrade {
9007     @synchronized (self) {
9008         if (![database_ upgrade])
9009             return;
9010         [self perform];
9011     }
9012 }
9013
9014 - (void) complete {
9015     @synchronized (self) {
9016         [self _reloadDataWithInvocation:nil];
9017     }
9018 }
9019
9020 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9021     Queuing_ = false;
9022
9023     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9024
9025     if (navigation != nil) {
9026         [navigation pushViewController:progress animated:YES];
9027     } else {
9028         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9029         if (IsWildcat_)
9030             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9031         [tabbar_ presentModalViewController:navigation animated:YES];
9032     }
9033
9034     [progress
9035         detachNewThreadSelector:@selector(perform)
9036         toTarget:database_
9037         withObject:nil
9038         title:UCLocalize("RUNNING")
9039     ];
9040
9041     ++locked_;
9042 }
9043
9044 - (void) progressControllerIsComplete:(ProgressController *)progress {
9045     --locked_;
9046     [self complete];
9047 }
9048
9049 - (void) showSettings {
9050     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9051     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9052     if (IsWildcat_)
9053         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9054     [tabbar_ presentModalViewController:nav animated:YES];
9055 }
9056
9057 - (void) retainNetworkActivityIndicator {
9058     if (activity_++ == 0)
9059         [self setNetworkActivityIndicatorVisible:YES];
9060 }
9061
9062 - (void) releaseNetworkActivityIndicator {
9063     if (--activity_ == 0)
9064         [self setNetworkActivityIndicatorVisible:NO];
9065 }
9066
9067 - (void) cancelAndClear:(bool)clear {
9068     @synchronized (self) {
9069         if (clear) {
9070             [database_ clear];
9071             Queuing_ = false;
9072         } else {
9073             Queuing_ = true;
9074         }
9075
9076         [self _updateData];
9077     }
9078 }
9079
9080 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9081     NSString *context([alert context]);
9082
9083     if ([context isEqualToString:@"fixhalf"]) {
9084         if (button == [alert cancelButtonIndex]) {
9085             @synchronized (self) {
9086                 for (Package *broken in broken_) {
9087                     [broken remove];
9088
9089                     NSString *id = [broken id];
9090                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9091                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9092                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9093                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9094                 }
9095
9096                 [self resolve];
9097                 [self perform];
9098             }
9099         } else if (button == [alert firstOtherButtonIndex]) {
9100             [broken_ removeAllObjects];
9101             [self _loaded];
9102         }
9103
9104         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9105     } else if ([context isEqualToString:@"upgrade"]) {
9106         if (button == [alert firstOtherButtonIndex]) {
9107             @synchronized (self) {
9108                 for (Package *essential in essential_)
9109                     [essential install];
9110
9111                 [self resolve];
9112                 [self perform];
9113             }
9114         } else if (button == [alert firstOtherButtonIndex] + 1) {
9115             [self distUpgrade];
9116         } else if (button == [alert cancelButtonIndex]) {
9117             Ignored_ = YES;
9118         }
9119
9120         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9121     }
9122 }
9123
9124 - (void) system:(NSString *)command { _pooled
9125     _trace();
9126     system([command UTF8String]);
9127     _trace();
9128 }
9129
9130 - (void) applicationWillSuspend {
9131     [database_ clean];
9132     [super applicationWillSuspend];
9133 }
9134
9135 - (BOOL) isSafeToSuspend {
9136     // Use external process status API internally.
9137     // This is probably a really bad idea.
9138     // XXX: what is the point of this? does this solve anything at all?
9139     uint64_t status = 0;
9140     int notify_token;
9141     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9142         notify_get_state(notify_token, &status);
9143         notify_cancel(notify_token);
9144     }
9145
9146     return locked_ == 0 && status == 0;
9147 }
9148
9149 - (void) applicationSuspend:(__GSEvent *)event {
9150     if ([self isSafeToSuspend])
9151         [super applicationSuspend:event];
9152 }
9153
9154 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9155     if ([self isSafeToSuspend])
9156         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9157 }
9158
9159 - (void) _setSuspended:(BOOL)value {
9160     if ([self isSafeToSuspend])
9161         [super _setSuspended:value];
9162 }
9163
9164 - (UIProgressHUD *) addProgressHUD {
9165     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9166     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9167
9168     [window_ setUserInteractionEnabled:NO];
9169     [hud show:YES];
9170
9171     UIViewController *target = tabbar_;
9172     while ([target modalViewController] != nil) target = [target modalViewController];
9173     [[target view] addSubview:hud];
9174
9175     ++locked_;
9176     return hud;
9177 }
9178
9179 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9180     [hud show:NO];
9181     [hud removeFromSuperview];
9182     [window_ setUserInteractionEnabled:YES];
9183     --locked_;
9184 }
9185
9186 - (CYViewController *) pageForPackage:(NSString *)name {
9187     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9188 }
9189
9190 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9191     NSString *scheme([[url scheme] lowercaseString]);
9192     if ([[url absoluteString] length] <= [scheme length] + 3)
9193         return nil;
9194     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9195     NSArray *components([path pathComponents]);
9196
9197     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9198         return [self pageForPackage:[components objectAtIndex:1]];
9199
9200     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9201         return nil;
9202
9203     NSString *base([components objectAtIndex:0]);
9204
9205     CYViewController *controller = nil;
9206
9207     if ([base isEqualToString:@"url"]) {
9208         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9209         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9210         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9211     } else if (!external && [components count] == 1) {
9212         if ([base isEqualToString:@"manage"]) {
9213             controller = [[[ManageController alloc] init] autorelease];
9214         }
9215
9216         if ([base isEqualToString:@"sources"]) {
9217             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9218         }
9219
9220         if ([base isEqualToString:@"home"]) {
9221             controller = [[[HomeController alloc] init] autorelease];
9222         }
9223
9224         if ([base isEqualToString:@"sections"]) {
9225             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9226         }
9227
9228         if ([base isEqualToString:@"search"]) {
9229             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9230         }
9231
9232         if ([base isEqualToString:@"changes"]) {
9233             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9234         }
9235
9236         if ([base isEqualToString:@"installed"]) {
9237             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9238         }
9239     } else if ([components count] == 2) {
9240         NSString *argument = [components objectAtIndex:1];
9241
9242         if ([base isEqualToString:@"package"]) {
9243             controller = [self pageForPackage:argument];
9244         }
9245
9246         if (!external && [base isEqualToString:@"search"]) {
9247             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9248             [(SearchController *)controller setSearchTerm:argument];
9249         }
9250
9251         if (!external && [base isEqualToString:@"sections"]) {
9252             if ([argument isEqualToString:@"all"])
9253                 argument = nil;
9254             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9255         }
9256
9257         if (!external && [base isEqualToString:@"sources"]) {
9258             if ([argument isEqualToString:@"add"]) {
9259                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9260                 [(SourcesController *)controller showAddSourcePrompt];
9261             } else {
9262                 Source *source = [database_ sourceWithKey:argument];
9263                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9264             }
9265         }
9266
9267         if (!external && [base isEqualToString:@"launch"]) {
9268             [self launchApplicationWithIdentifier:argument suspended:NO];
9269             return nil;
9270         }
9271     } else if (!external && [components count] == 3) {
9272         NSString *arg1 = [components objectAtIndex:1];
9273         NSString *arg2 = [components objectAtIndex:2];
9274
9275         if ([base isEqualToString:@"package"]) {
9276             if ([arg2 isEqualToString:@"settings"]) {
9277                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9278             } else if ([arg2 isEqualToString:@"files"]) {
9279                 if (Package *package = [database_ packageWithName:arg1]) {
9280                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9281                     [(FileTable *)controller setPackage:package];
9282                 }
9283             }
9284         }
9285     }
9286
9287     [controller setDelegate:self];
9288     return controller;
9289 }
9290
9291 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9292     CYViewController *page([self pageForURL:url forExternal:external]);
9293
9294     if (page != nil) {
9295         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9296         [nav setViewControllers:[NSArray arrayWithObject:page]];
9297         [tabbar_ setUnselectedViewController:nav];
9298     }
9299
9300     return page != nil;
9301 }
9302
9303 - (void) applicationOpenURL:(NSURL *)url {
9304     [super applicationOpenURL:url];
9305
9306     if (!loaded_) starturl_ = [url retain];
9307     else [self openCydiaURL:url forExternal:YES];
9308 }
9309
9310 - (void) applicationWillResignActive:(UIApplication *)application {
9311     // Stop refreshing if you get a phone call or lock the device.
9312     if ([tabbar_ updating])
9313         [tabbar_ cancelUpdate];
9314
9315     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9316         [super applicationWillResignActive:application];
9317 }
9318
9319 - (void) applicationWillTerminate:(UIApplication *)application {
9320     Changed_ = true;
9321     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9322     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9323     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9324
9325     [self _saveConfig];
9326 }
9327
9328 - (void) addStashController {
9329     ++locked_;
9330     stash_ = [[StashController alloc] init];
9331     [window_ addSubview:[stash_ view]];
9332 }
9333
9334 - (void) removeStashController {
9335     [[stash_ view] removeFromSuperview];
9336     [stash_ release];
9337     --locked_;
9338 }
9339
9340 - (void) stash {
9341     [self setIdleTimerDisabled:YES];
9342
9343     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9344     [self setStatusBarShowsProgress:YES];
9345     UpdateExternalStatus(1);
9346
9347     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9348
9349     UpdateExternalStatus(0);
9350     [self setStatusBarShowsProgress:NO];
9351
9352     [self removeStashController];
9353
9354     if (ExecFork() == 0) {
9355         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9356         perror("launchctl stop");
9357     }
9358 }
9359
9360 - (void) setupViewControllers {
9361     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9362
9363     NSMutableArray *items([NSMutableArray arrayWithObjects:
9364         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9365         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9366         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9367         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9368     nil]);
9369
9370     if (IsWildcat_) {
9371         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9372         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9373     } else {
9374         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9375     }
9376
9377     NSMutableArray *controllers([NSMutableArray array]);
9378     for (UITabBarItem *item in items) {
9379         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9380         [controller setTabBarItem:item];
9381         [controllers addObject:controller];
9382     }
9383     [tabbar_ setViewControllers:controllers];
9384
9385     [tabbar_ setUpdateDelegate:self];
9386 }
9387
9388 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9389     static CYEmulatedLoadingController *fake = nil;
9390
9391     if (view != nil) {
9392         if (fake == nil)
9393             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9394         [view addSubview:[fake view]];
9395     } else {
9396         [[fake view] removeFromSuperview];
9397         [fake release];
9398         fake = nil;
9399     }
9400
9401     return fake;
9402 }
9403
9404 - (void) applicationDidFinishLaunching:(id)unused {
9405 _trace();
9406     CydiaApp = self;
9407
9408     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9409         [self setApplicationSupportsShakeToEdit:NO];
9410
9411     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9412         initWithMemoryCapacity:524288
9413         diskCapacity:10485760
9414         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9415     ] autorelease]];
9416
9417     [CYBrowserController _initialize];
9418
9419     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9420
9421     Font12_ = [[UIFont systemFontOfSize:12] retain];
9422     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9423     Font14_ = [[UIFont systemFontOfSize:14] retain];
9424     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9425     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9426
9427     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9428     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9429
9430     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9431     [window_ orderFront:self];
9432     [window_ makeKey:self];
9433     [window_ setHidden:NO];
9434
9435     if (
9436         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9437         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9438         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9439         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9440         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9441         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9442         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9443         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9444         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9445         false
9446     ) {
9447         [self addStashController];
9448         // XXX: this would be much cleaner as a yieldToSelector:
9449         // that way the removeStashController could happen right here inline
9450         // we also could no longer require the useless stash_ field anymore
9451         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9452         return;
9453     }
9454
9455     database_ = [Database sharedInstance];
9456
9457     [window_ setUserInteractionEnabled:NO];
9458     [self setupViewControllers];
9459     [self showEmulatedLoadingControllerInView:window_];
9460
9461     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9462 _trace();
9463 }
9464
9465 - (void) loadData {
9466 _trace();
9467     if (Role_ == nil) {
9468         [window_ setUserInteractionEnabled:YES];
9469
9470         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9471         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9472         if (IsWildcat_)
9473             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9474         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9475
9476         return;
9477     } else {
9478         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9479             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9480         [window_ setUserInteractionEnabled:NO];
9481     }
9482
9483     [self reloadData];
9484     PrintTimes();
9485
9486     [window_ addSubview:[tabbar_ view]];
9487     [self showEmulatedLoadingControllerInView:nil];
9488     [window_ setUserInteractionEnabled:YES];
9489
9490     int selectedIndex = 0;
9491     NSMutableArray *items = nil;
9492
9493     bool recently = false;
9494     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9495     if (closed != nil) {
9496         NSTimeInterval interval([closed timeIntervalSinceNow]);
9497         // XXX: Is 15 minutes the optimal time here?
9498         if (interval <= 0 && interval > -(15*60))
9499             recently = true;
9500     }
9501
9502     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9503     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9504
9505     BOOL enough = YES;
9506     for (NSArray *entry in items)
9507         if ([entry count] <= 0)
9508             enough = NO;
9509
9510     if (!recently || !items || !enough) {
9511         selectedIndex = 0;
9512         items = [NSMutableArray array];
9513         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9514         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9515         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9516         if (!IsWildcat_) {
9517             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9518         } else {
9519             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9520             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9521         }
9522         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9523     }
9524
9525     [tabbar_ setSelectedIndex:selectedIndex];
9526     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9527         NSArray *stack = [items objectAtIndex:tab];
9528         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9529         NSMutableArray *current = [NSMutableArray array];
9530
9531         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9532             NSString *addr = [stack objectAtIndex:nav];
9533             NSURL *url = [NSURL URLWithString:addr];
9534             CYViewController *page = [self pageForURL:url forExternal:NO];
9535             if (page != nil)
9536                 [current addObject:page];
9537         }
9538
9539         [navigation setViewControllers:current];
9540     }
9541
9542     // (Try to) show the startup URL.
9543     if (starturl_ != nil) {
9544         [self openCydiaURL:starturl_ forExternal:NO];
9545         [starturl_ release];
9546         starturl_ = nil;
9547     }
9548 }
9549
9550 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9551     if (item != nil && IsWildcat_) {
9552         [sheet showFromBarButtonItem:item animated:YES];
9553     } else {
9554         [sheet showInView:window_];
9555     }
9556 }
9557
9558 @end
9559
9560 /*IMP alloc_;
9561 id Alloc_(id self, SEL selector) {
9562     id object = alloc_(self, selector);
9563     lprintf("[%s]A-%p\n", self->isa->name, object);
9564     return object;
9565 }*/
9566
9567 /*IMP dealloc_;
9568 id Dealloc_(id self, SEL selector) {
9569     id object = dealloc_(self, selector);
9570     lprintf("[%s]D-%p\n", self->isa->name, object);
9571     return object;
9572 }*/
9573
9574 Class $WebDefaultUIKitDelegate;
9575
9576 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9577     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9578         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9579     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9580 }
9581
9582 static NSNumber *shouldPlayKeyboardSounds;
9583
9584 Class $UIHardware;
9585
9586 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9587     switch (sound) {
9588         case 1104: // Keyboard Button Clicked
9589         case 1105: // Keyboard Delete Repeated
9590             if (shouldPlayKeyboardSounds == nil) {
9591                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9592                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9593             }
9594
9595             if (![shouldPlayKeyboardSounds boolValue])
9596                 break;
9597
9598         default:
9599             _UIHardware$_playSystemSound$(self, _cmd, sound);
9600     }
9601 }
9602
9603 Class $UIApplication;
9604
9605 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9606     static BOOL initialized = NO;
9607     static BOOL started = NO;
9608
9609     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9610     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9611
9612     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9613         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9614         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9615         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9616
9617         if (initialized && !enabled) {
9618             initialized = NO;
9619             [bundle performSelector:@selector(_accessibilityStopServer)];
9620         } else if (enabled) {
9621             initialized = YES;
9622             if (!started) {
9623                 started = YES;
9624                 [bundle performSelector:@selector(_accessibilityStartServer)];
9625             }
9626         }
9627     }
9628 }
9629
9630 int main(int argc, char *argv[]) { _pooled
9631     _trace();
9632
9633     UpdateExternalStatus(0);
9634
9635     if (Class $UIDevice = objc_getClass("UIDevice")) {
9636         UIDevice *device([$UIDevice currentDevice]);
9637         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9638     } else
9639         IsWildcat_ = false;
9640
9641     UIScreen *screen([UIScreen mainScreen]);
9642     if ([screen respondsToSelector:@selector(scale)])
9643         ScreenScale_ = [screen scale];
9644     else
9645         ScreenScale_ = 1;
9646
9647     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9648     if (ScreenScale_ > 1)
9649         [parts addObject:@"@2x"];
9650     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9651     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9652
9653     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9654
9655     /* Library Hacks {{{ */
9656     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9657
9658     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9659     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9660     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9661         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9662         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9663     }
9664
9665     $UIHardware = objc_getClass("UIHardware");
9666     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9667     if (UIHardware$_playSystemSound$ != NULL) {
9668         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9669         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9670     }
9671
9672     $UIApplication = objc_getClass("UIApplication");
9673     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9674     if (UIApplication$_updateApplicationAccessibility != NULL) {
9675         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9676         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9677     }
9678     /* }}} */
9679     /* Set Locale {{{ */
9680     Locale_ = CFLocaleCopyCurrent();
9681     Languages_ = [NSLocale preferredLanguages];
9682     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9683     //NSLog(@"%@", [Languages_ description]);
9684
9685     const char *lang;
9686     if (Languages_ == nil || [Languages_ count] == 0)
9687         // XXX: consider just setting to C and then falling through?
9688         lang = NULL;
9689     else {
9690         lang = [[Languages_ objectAtIndex:0] UTF8String];
9691         setenv("LANG", lang, true);
9692     }
9693
9694     //std::setlocale(LC_ALL, lang);
9695     NSLog(@"Setting Language: %s", lang);
9696     /* }}} */
9697
9698     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9699
9700     /* Parse Arguments {{{ */
9701     bool substrate(false);
9702
9703     if (argc != 0) {
9704         char **args(argv);
9705         int arge(1);
9706
9707         for (int argi(1); argi != argc; ++argi)
9708             if (strcmp(argv[argi], "--") == 0) {
9709                 arge = argi;
9710                 argv[argi] = argv[0];
9711                 argv += argi;
9712                 argc -= argi;
9713                 break;
9714             }
9715
9716         for (int argi(1); argi != arge; ++argi)
9717             if (strcmp(args[argi], "--substrate") == 0)
9718                 substrate = true;
9719             else
9720                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9721     }
9722     /* }}} */
9723
9724     App_ = [[NSBundle mainBundle] bundlePath];
9725     Home_ = NSHomeDirectory();
9726     Advanced_ = YES;
9727
9728     setuid(0);
9729     setgid(0);
9730
9731     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9732     alloc_ = alloc->method_imp;
9733     alloc->method_imp = (IMP) &Alloc_;*/
9734
9735     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9736     dealloc_ = dealloc->method_imp;
9737     dealloc->method_imp = (IMP) &Dealloc_;*/
9738
9739     /* System Information {{{ */
9740     size_t size;
9741
9742     int maxproc;
9743     size = sizeof(maxproc);
9744     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9745         perror("sysctlbyname(\"kern.maxproc\", ?)");
9746     else if (maxproc < 64) {
9747         maxproc = 64;
9748         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9749             perror("sysctlbyname(\"kern.maxproc\", #)");
9750     }
9751
9752     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9753     char *osversion = new char[size];
9754     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9755         perror("sysctlbyname(\"kern.osversion\", ?)");
9756     else
9757         System_ = [NSString stringWithUTF8String:osversion];
9758
9759     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9760     char *machine = new char[size];
9761     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9762         perror("sysctlbyname(\"hw.machine\", ?)");
9763     else
9764         Machine_ = machine;
9765
9766     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9767         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9768             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9769                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9770                 CFRelease(serial);
9771             }
9772
9773             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9774                 NSData *data((NSData *) ecid);
9775                 size_t length([data length]);
9776                 uint8_t bytes[length];
9777                 [data getBytes:bytes];
9778                 char string[length * 2 + 1];
9779                 for (size_t i(0); i != length; ++i)
9780                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9781                 ChipID_ = [NSString stringWithUTF8String:string];
9782                 CFRelease(ecid);
9783             }
9784
9785             IOObjectRelease(service);
9786         }
9787     }
9788
9789     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9790
9791     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9792     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9793     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9794
9795     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9796     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9797     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9798
9799     if (mcc != NULL && mnc != NULL)
9800         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9801
9802     if (mnc != NULL)
9803         CFRelease(mnc);
9804     if (mcc != NULL)
9805         CFRelease(mcc);
9806
9807     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9808         Build_ = [system objectForKey:@"ProductBuildVersion"];
9809     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9810         Product_ = [info objectForKey:@"SafariProductVersion"];
9811         Safari_ = [info objectForKey:@"CFBundleVersion"];
9812     }
9813     /* }}} */
9814     /* Load Database {{{ */
9815     _trace();
9816     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9817     _trace();
9818     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9819
9820     if (Metadata_ == NULL)
9821         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9822     else {
9823         Settings_ = [Metadata_ objectForKey:@"Settings"];
9824
9825         Packages_ = [Metadata_ objectForKey:@"Packages"];
9826         Sections_ = [Metadata_ objectForKey:@"Sections"];
9827         Sources_ = [Metadata_ objectForKey:@"Sources"];
9828
9829         Token_ = [Metadata_ objectForKey:@"Token"];
9830     }
9831
9832     if (Settings_ != nil)
9833         Role_ = [Settings_ objectForKey:@"Role"];
9834
9835     if (Sections_ == nil) {
9836         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9837         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9838     }
9839
9840     if (Sources_ == nil) {
9841         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9842         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9843     }
9844     /* }}} */
9845
9846     _trace();
9847     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9848     _trace();
9849
9850     if (Packages_ != nil) {
9851         bool fail(false);
9852         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9853         _trace();
9854
9855         if (!fail) {
9856             [Metadata_ removeObjectForKey:@"Packages"];
9857             Packages_ = nil;
9858             Changed_ = true;
9859         }
9860     }
9861
9862     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9863
9864 #define MobileSubstrate_(name) \
9865     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9866         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9867
9868     MobileSubstrate_(Activator)
9869     MobileSubstrate_(libstatusbar)
9870     MobileSubstrate_(SimulatedKeyEvents)
9871     MobileSubstrate_(WinterBoard)
9872
9873     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9874         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9875
9876     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9877
9878     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9879         unlink("/tmp/.cydia.fw");
9880         goto firmware;
9881     } else if (access("/User", F_OK) != 0 || version < 2) {
9882       firmware:
9883         _trace();
9884         system("/usr/libexec/cydia/firmware.sh");
9885         _trace();
9886     }
9887
9888     _assert([[NSFileManager defaultManager]
9889         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9890         withIntermediateDirectories:YES
9891         attributes:nil
9892         error:NULL
9893     ]);
9894
9895     if (access("/tmp/cydia.chk", F_OK) == 0) {
9896         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9897             _assert(errno == ENOENT);
9898         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9899             _assert(errno == ENOENT);
9900     }
9901
9902     /* APT Initialization {{{ */
9903     _assert(pkgInitConfig(*_config));
9904     _assert(pkgInitSystem(*_config, _system));
9905
9906     if (lang != NULL)
9907         _config->Set("APT::Acquire::Translation", lang);
9908
9909     // XXX: this timeout might be important :(
9910     //_config->Set("Acquire::http::Timeout", 15);
9911
9912     _config->Set("Acquire::http::MaxParallel", 3);
9913     /* }}} */
9914     /* Color Choices {{{ */
9915     space_ = CGColorSpaceCreateDeviceRGB();
9916
9917     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9918     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9919     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9920     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9921     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9922     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9923     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9924     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9925     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9926
9927     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9928     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9929     /* }}}*/
9930     /* UIKit Configuration {{{ */
9931     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9932     if ($GSFontSetUseLegacyFontMetrics != NULL)
9933         $GSFontSetUseLegacyFontMetrics(YES);
9934
9935     // XXX: I have a feeling this was important
9936     //UIKeyboardDisableAutomaticAppearance();
9937     /* }}} */
9938
9939     Colon_ = UCLocalize("COLON_DELIMITED");
9940     Elision_ = UCLocalize("ELISION");
9941     Error_ = UCLocalize("ERROR");
9942     Warning_ = UCLocalize("WARNING");
9943
9944     _trace();
9945     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9946
9947     CGColorSpaceRelease(space_);
9948     CFRelease(Locale_);
9949
9950     return value;
9951 }