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) isCancelling:(size_t)received;
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 id<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_ isCancelling:CurrentBytes] ? false : value;
1241     }
1242
1243     virtual void Start() {
1244         [delegate_ startProgress];
1245     }
1246
1247     virtual void Stop() {
1248     }
1249 };
1250 /* }}} */
1251
1252 /* Database Interface {{{ */
1253 typedef std::map< unsigned long, _H<Source> > SourceMap;
1254
1255 @interface Database : NSObject {
1256     NSZone *zone_;
1257     apr_pool_t *pool_;
1258
1259     unsigned era_;
1260
1261     pkgCacheFile cache_;
1262     pkgDepCache::Policy *policy_;
1263     pkgRecords *records_;
1264     pkgProblemResolver *resolver_;
1265     pkgAcquire *fetcher_;
1266     FileFd *lock_;
1267     SPtr<pkgPackageManager> manager_;
1268     pkgSourceList *list_;
1269
1270     SourceMap sourceMap_;
1271     NSMutableArray *sourceList_;
1272
1273     CFMutableArrayRef packages_;
1274
1275     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1276     Status status_;
1277
1278     int cydiafd_;
1279     int statusfd_;
1280     FILE *input_;
1281
1282     std::map<const char *, _H<NSString> > sections_;
1283 }
1284
1285 + (Database *) sharedInstance;
1286 - (unsigned) era;
1287
1288 - (void) _readCydia:(NSNumber *)fd;
1289 - (void) _readStatus:(NSNumber *)fd;
1290 - (void) _readOutput:(NSNumber *)fd;
1291
1292 - (FILE *) input;
1293
1294 - (Package *) packageWithName:(NSString *)name;
1295
1296 - (pkgCacheFile &) cache;
1297 - (pkgDepCache::Policy *) policy;
1298 - (pkgRecords *) records;
1299 - (pkgProblemResolver *) resolver;
1300 - (pkgAcquire &) fetcher;
1301 - (pkgSourceList &) list;
1302 - (NSArray *) packages;
1303 - (NSArray *) sources;
1304 - (Source *) sourceWithKey:(NSString *)key;
1305 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1306
1307 - (void) configure;
1308 - (bool) prepare;
1309 - (void) perform;
1310 - (bool) upgrade;
1311 - (void) update;
1312
1313 - (void) updateWithStatus:(Status &)status;
1314
1315 - (void) setDelegate:(id)delegate;
1316 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1317
1318 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1319
1320 @end
1321 /* }}} */
1322 /* Delegate Helpers {{{ */
1323 @implementation NSObject (ProgressDelegate)
1324
1325 - (void) _setProgressErrorPackage:(NSArray *)args {
1326     [self performSelector:@selector(setProgressError:forPackage:)
1327         withObject:[args objectAtIndex:0]
1328         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1329     ];
1330 }
1331
1332 - (void) _setProgressErrorTitle:(NSArray *)args {
1333     [self performSelector:@selector(setProgressError:withTitle:)
1334         withObject:[args objectAtIndex:0]
1335         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1336     ];
1337 }
1338
1339 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1340     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1341         withObject:[NSArray arrayWithObjects:error, title, nil]
1342         waitUntilDone:YES
1343     ];
1344 }
1345
1346 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1347     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1348
1349     [self performSelector:@selector(setProgressError:withTitle:)
1350         withObject:error
1351         withObject:(package == nil ? id : [package name])
1352     ];
1353 }
1354
1355 @end
1356 /* }}} */
1357
1358 // Cytore Definitions {{{
1359 struct PackageValue :
1360     Cytore::Block
1361 {
1362     Cytore::Offset<PackageValue> next_;
1363
1364     uint32_t index_ : 23;
1365     uint32_t subscribed_ : 1;
1366     uint32_t : 8;
1367
1368     int32_t first_;
1369     int32_t last_;
1370
1371     uint16_t vhash_;
1372     uint16_t nhash_;
1373
1374     char version_[8];
1375     char name_[];
1376 };
1377
1378 struct MetaValue :
1379     Cytore::Block
1380 {
1381     uint32_t active_;
1382     Cytore::Offset<PackageValue> packages_[1 << 16];
1383 };
1384
1385 static Cytore::File<MetaValue> MetaFile_;
1386 // }}}
1387 // Cytore Helper Functions {{{
1388 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1389     SplitHash nhash = { hashlittle(name, length) };
1390
1391     PackageValue *metadata;
1392
1393     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1394     offset: if (offset->IsNull()) {
1395         *offset = MetaFile_.New<PackageValue>(length + 1);
1396         metadata = &MetaFile_.Get(*offset);
1397
1398         if (metadata == NULL) {
1399             if (fail != NULL)
1400                 *fail = true;
1401
1402             metadata = new PackageValue();
1403             memset(metadata, 0, sizeof(*metadata));
1404         }
1405
1406         memcpy(metadata->name_, name, length + 1);
1407         metadata->nhash_ = nhash.u16[1];
1408     } else {
1409         metadata = &MetaFile_.Get(*offset);
1410
1411         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1412             offset = &metadata->next_;
1413             goto offset;
1414         }
1415     }
1416
1417     return metadata;
1418 }
1419
1420 static void PackageImport(const void *key, const void *value, void *context) {
1421     bool &fail(*reinterpret_cast<bool *>(context));
1422
1423     char buffer[1024];
1424     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1425         NSLog(@"failed to import package %@", key);
1426         return;
1427     }
1428
1429     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1430     NSDictionary *package((NSDictionary *) value);
1431
1432     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1433         if ([subscribed boolValue] && !metadata->subscribed_)
1434             metadata->subscribed_ = true;
1435
1436     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1437         time_t time([date timeIntervalSince1970]);
1438         if (metadata->first_ > time || metadata->first_ == 0)
1439             metadata->first_ = time;
1440     }
1441
1442     NSDate *date([package objectForKey:@"LastSeen"]);
1443     NSString *version([package objectForKey:@"LastVersion"]);
1444
1445     if (date != nil && version != nil) {
1446         time_t time([date timeIntervalSince1970]);
1447         if (metadata->last_ < time || metadata->last_ == 0)
1448             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1449                 size_t length(strlen(buffer));
1450                 uint16_t vhash(hashlittle(buffer, length));
1451
1452                 size_t capped(std::min<size_t>(8, length));
1453                 char *latest(buffer + length - capped);
1454
1455                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1456                 metadata->vhash_ = vhash;
1457
1458                 metadata->last_ = time;
1459             }
1460     }
1461 }
1462 // }}}
1463
1464 /* Source Class {{{ */
1465 @interface Source : NSObject {
1466     CYString depiction_;
1467     CYString description_;
1468     CYString label_;
1469     CYString origin_;
1470     CYString support_;
1471
1472     CYString uri_;
1473     CYString distribution_;
1474     CYString type_;
1475     CYString version_;
1476
1477     NSString *host_;
1478     NSString *authority_;
1479
1480     CYString defaultIcon_;
1481
1482     NSDictionary *record_;
1483     BOOL trusted_;
1484 }
1485
1486 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1487
1488 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1489
1490 - (NSString *) depictionForPackage:(NSString *)package;
1491 - (NSString *) supportForPackage:(NSString *)package;
1492
1493 - (NSDictionary *) record;
1494 - (BOOL) trusted;
1495
1496 - (NSString *) uri;
1497 - (NSString *) distribution;
1498 - (NSString *) type;
1499 - (NSString *) key;
1500 - (NSString *) host;
1501
1502 - (NSString *) name;
1503 - (NSString *) description;
1504 - (NSString *) label;
1505 - (NSString *) origin;
1506 - (NSString *) version;
1507
1508 - (NSString *) defaultIcon;
1509
1510 @end
1511
1512 @implementation Source
1513
1514 - (void) _clear {
1515     uri_.clear();
1516     distribution_.clear();
1517     type_.clear();
1518
1519     description_.clear();
1520     label_.clear();
1521     origin_.clear();
1522     depiction_.clear();
1523     support_.clear();
1524     version_.clear();
1525     defaultIcon_.clear();
1526
1527     if (record_ != nil) {
1528         [record_ release];
1529         record_ = nil;
1530     }
1531
1532     if (host_ != nil) {
1533         [host_ release];
1534         host_ = nil;
1535     }
1536
1537     if (authority_ != nil) {
1538         [authority_ release];
1539         authority_ = nil;
1540     }
1541 }
1542
1543 - (void) dealloc {
1544     // XXX: this is a very inefficient way to call these deconstructors
1545     [self _clear];
1546     [super dealloc];
1547 }
1548
1549 + (NSArray *) _attributeKeys {
1550     return [NSArray arrayWithObjects:
1551         @"description",
1552         @"distribution",
1553         @"host",
1554         @"key",
1555         @"label",
1556         @"name",
1557         @"origin",
1558         @"trusted",
1559         @"type",
1560         @"uri",
1561         @"version",
1562     nil];
1563 }
1564
1565 - (NSArray *) attributeKeys {
1566     return [[self class] _attributeKeys];
1567 }
1568
1569 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1570     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1571 }
1572
1573 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1574     [self _clear];
1575
1576     trusted_ = index->IsTrusted();
1577
1578     uri_.set(pool, index->GetURI());
1579     distribution_.set(pool, index->GetDist());
1580     type_.set(pool, index->GetType());
1581
1582     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1583     if (dindex != NULL) {
1584         FileFd fd;
1585         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1586             _error->Discard();
1587         else {
1588             pkgTagFile tags(&fd);
1589
1590             pkgTagSection section;
1591             tags.Step(section);
1592
1593             struct {
1594                 const char *name_;
1595                 CYString *value_;
1596             } names[] = {
1597                 {"default-icon", &defaultIcon_},
1598                 {"depiction", &depiction_},
1599                 {"description", &description_},
1600                 {"label", &label_},
1601                 {"origin", &origin_},
1602                 {"support", &support_},
1603                 {"version", &version_},
1604             };
1605
1606             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1607                 const char *start, *end;
1608
1609                 if (section.Find(names[i].name_, start, end)) {
1610                     CYString &value(*names[i].value_);
1611                     value.set(pool, start, end - start);
1612                 }
1613             }
1614         }
1615     }
1616
1617     record_ = [Sources_ objectForKey:[self key]];
1618     if (record_ != nil)
1619         record_ = [record_ retain];
1620
1621     NSURL *url([NSURL URLWithString:uri_]);
1622
1623     host_ = [url host];
1624     if (host_ != nil)
1625         host_ = [[host_ lowercaseString] retain];
1626
1627     if (host_ != nil)
1628         authority_ = host_;
1629     else
1630         authority_ = [url path];
1631
1632     if (authority_ != nil)
1633         authority_ = [authority_ retain];
1634 }
1635
1636 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1637     if ((self = [super init]) != nil) {
1638         [self setMetaIndex:index inPool:pool];
1639     } return self;
1640 }
1641
1642 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1643     NSDictionary *lhr = [self record];
1644     NSDictionary *rhr = [source record];
1645
1646     if (lhr != rhr)
1647         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1648
1649     NSString *lhs = [self name];
1650     NSString *rhs = [source name];
1651
1652     if ([lhs length] != 0 && [rhs length] != 0) {
1653         unichar lhc = [lhs characterAtIndex:0];
1654         unichar rhc = [rhs characterAtIndex:0];
1655
1656         if (isalpha(lhc) && !isalpha(rhc))
1657             return NSOrderedAscending;
1658         else if (!isalpha(lhc) && isalpha(rhc))
1659             return NSOrderedDescending;
1660     }
1661
1662     return [lhs compare:rhs options:LaxCompareOptions_];
1663 }
1664
1665 - (NSString *) depictionForPackage:(NSString *)package {
1666     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1667 }
1668
1669 - (NSString *) supportForPackage:(NSString *)package {
1670     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1671 }
1672
1673 - (NSDictionary *) record {
1674     return record_;
1675 }
1676
1677 - (BOOL) trusted {
1678     return trusted_;
1679 }
1680
1681 - (NSString *) uri {
1682     return uri_;
1683 }
1684
1685 - (NSString *) distribution {
1686     return distribution_;
1687 }
1688
1689 - (NSString *) type {
1690     return type_;
1691 }
1692
1693 - (NSString *) key {
1694     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1695 }
1696
1697 - (NSString *) host {
1698     return host_;
1699 }
1700
1701 - (NSString *) name {
1702     return origin_.empty() ? authority_ : origin_;
1703 }
1704
1705 - (NSString *) description {
1706     return description_;
1707 }
1708
1709 - (NSString *) label {
1710     return label_.empty() ? authority_ : label_;
1711 }
1712
1713 - (NSString *) origin {
1714     return origin_;
1715 }
1716
1717 - (NSString *) version {
1718     return version_;
1719 }
1720
1721 - (NSString *) defaultIcon {
1722     return defaultIcon_;
1723 }
1724
1725 @end
1726 /* }}} */
1727 /* CydiaOperation Class {{{ */
1728 @interface CydiaOperation : NSObject {
1729     NSString *operator_;
1730     NSString *value_;
1731 }
1732
1733 - (NSString *) operator;
1734 - (NSString *) value;
1735
1736 @end
1737
1738 @implementation CydiaOperation
1739
1740 - (void) dealloc {
1741     [operator_ release];
1742     [value_ release];
1743     [super dealloc];
1744 }
1745
1746 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1747     if ((self = [super init]) != nil) {
1748         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1749         value_ = [[NSString alloc] initWithUTF8String:value];
1750     } return self;
1751 }
1752
1753 + (NSArray *) _attributeKeys {
1754     return [NSArray arrayWithObjects:
1755         @"operator",
1756         @"value",
1757     nil];
1758 }
1759
1760 - (NSArray *) attributeKeys {
1761     return [[self class] _attributeKeys];
1762 }
1763
1764 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1765     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1766 }
1767
1768 - (NSString *) operator {
1769     return operator_;
1770 }
1771
1772 - (NSString *) value {
1773     return value_;
1774 }
1775
1776 @end
1777 /* }}} */
1778 /* CydiaClause Class {{{ */
1779 @interface CydiaClause : NSObject {
1780     NSString *package_;
1781     CydiaOperation *version_;
1782 }
1783
1784 - (NSString *) package;
1785 - (CydiaOperation *) version;
1786
1787 @end
1788
1789 @implementation CydiaClause
1790
1791 - (void) dealloc {
1792     [package_ release];
1793     [version_ release];
1794     [super dealloc];
1795 }
1796
1797 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1798     if ((self = [super init]) != nil) {
1799         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1800
1801         if (const char *version = dep.TargetVer())
1802             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1803         else
1804             version_ = [[NSNull null] retain];
1805     } return self;
1806 }
1807
1808 + (NSArray *) _attributeKeys {
1809     return [NSArray arrayWithObjects:
1810         @"package",
1811         @"version",
1812     nil];
1813 }
1814
1815 - (NSArray *) attributeKeys {
1816     return [[self class] _attributeKeys];
1817 }
1818
1819 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1820     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1821 }
1822
1823 - (NSString *) package {
1824     return package_;
1825 }
1826
1827 - (CydiaOperation *) version {
1828     return version_;
1829 }
1830
1831 @end
1832 /* }}} */
1833 /* CydiaRelation Class {{{ */
1834 @interface CydiaRelation : NSObject {
1835     NSString *relationship_;
1836     NSMutableArray *clauses_;
1837 }
1838
1839 - (NSString *) relationship;
1840 - (NSArray *) clauses;
1841
1842 @end
1843
1844 @implementation CydiaRelation
1845
1846 - (void) dealloc {
1847     [relationship_ release];
1848     [clauses_ release];
1849     [super dealloc];
1850 }
1851
1852 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1853     if ((self = [super init]) != nil) {
1854         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1855         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1856
1857         pkgCache::DepIterator start;
1858         pkgCache::DepIterator end;
1859         dep.GlobOr(start, end); // ++dep
1860
1861         _forever {
1862             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1863
1864             // yes, seriously. (wtf?)
1865             if (start == end)
1866                 break;
1867             ++start;
1868         }
1869     } return self;
1870 }
1871
1872 + (NSArray *) _attributeKeys {
1873     return [NSArray arrayWithObjects:
1874         @"clauses",
1875         @"relationship",
1876     nil];
1877 }
1878
1879 - (NSArray *) attributeKeys {
1880     return [[self class] _attributeKeys];
1881 }
1882
1883 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1884     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1885 }
1886
1887 - (NSString *) relationship {
1888     return relationship_;
1889 }
1890
1891 - (NSArray *) clauses {
1892     return clauses_;
1893 }
1894
1895 - (void) addClause:(CydiaClause *)clause {
1896     [clauses_ addObject:clause];
1897 }
1898
1899 @end
1900 /* }}} */
1901 /* Package Class {{{ */
1902 struct ParsedPackage {
1903     CYString tagline_;
1904
1905     CYString icon_;
1906
1907     CYString depiction_;
1908     CYString homepage_;
1909
1910     CYString sponsor_;
1911     CYString author_;
1912
1913     CYString bugs_;
1914     CYString support_;
1915 };
1916
1917 @interface Package : NSObject {
1918     uint32_t era_ : 26;
1919     uint32_t role_ : 3;
1920     uint32_t essential_ : 1;
1921     uint32_t obsolete_ : 1;
1922     uint32_t ignored_ : 1;
1923
1924     apr_pool_t *pool_;
1925
1926     _transient Database *database_;
1927
1928     pkgCache::VerIterator version_;
1929     pkgCache::PkgIterator iterator_;
1930     pkgCache::VerFileIterator file_;
1931
1932     CYString id_;
1933     CYString name_;
1934
1935     CYString latest_;
1936     CYString installed_;
1937
1938     const char *section_;
1939     _transient NSString *section$_;
1940
1941     Source *source_;
1942
1943     PackageValue *metadata_;
1944     ParsedPackage *parsed_;
1945
1946     NSMutableArray *tags_;
1947 }
1948
1949 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1950 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1951
1952 - (pkgCache::PkgIterator) iterator;
1953 - (void) parse;
1954
1955 - (NSString *) section;
1956 - (NSString *) simpleSection;
1957
1958 - (NSString *) longSection;
1959 - (NSString *) shortSection;
1960
1961 - (NSString *) uri;
1962
1963 - (Address *) maintainer;
1964 - (size_t) size;
1965 - (NSString *) longDescription;
1966 - (NSString *) shortDescription;
1967 - (unichar) index;
1968
1969 - (PackageValue *) metadata;
1970 - (time_t) seen;
1971
1972 - (bool) subscribed;
1973 - (bool) setSubscribed:(bool)subscribed;
1974
1975 - (BOOL) ignored;
1976
1977 - (NSString *) latest;
1978 - (NSString *) installed;
1979 - (BOOL) uninstalled;
1980
1981 - (BOOL) valid;
1982 - (BOOL) upgradableAndEssential:(BOOL)essential;
1983 - (BOOL) essential;
1984 - (BOOL) broken;
1985 - (BOOL) unfiltered;
1986 - (BOOL) visible;
1987
1988 - (BOOL) half;
1989 - (BOOL) halfConfigured;
1990 - (BOOL) halfInstalled;
1991 - (BOOL) hasMode;
1992 - (NSString *) mode;
1993
1994 - (NSString *) id;
1995 - (NSString *) name;
1996 - (UIImage *) icon;
1997 - (NSString *) homepage;
1998 - (NSString *) depiction;
1999 - (Address *) author;
2000
2001 - (NSString *) support;
2002
2003 - (NSArray *) files;
2004 - (NSArray *) warnings;
2005 - (NSArray *) applications;
2006
2007 - (Source *) source;
2008
2009 - (BOOL) matches:(NSString *)text;
2010
2011 - (bool) hasSupportingRole;
2012 - (BOOL) hasTag:(NSString *)tag;
2013 - (NSString *) primaryPurpose;
2014 - (NSArray *) purposes;
2015 - (bool) isCommercial;
2016
2017 - (void) setIndex:(size_t)index;
2018
2019 - (CYString &) cyname;
2020
2021 - (uint32_t) compareBySection:(NSArray *)sections;
2022
2023 - (void) install;
2024 - (void) remove;
2025
2026 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2027 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2028 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2029 - (bool) isVisibleInSection:(NSString *)section;
2030 - (bool) isVisibleInSource:(Source *)source;
2031
2032 @end
2033
2034 uint32_t PackageChangesRadix(Package *self, void *) {
2035     union {
2036         uint32_t key;
2037
2038         struct {
2039             uint32_t timestamp : 30;
2040             uint32_t ignored : 1;
2041             uint32_t upgradable : 1;
2042         } bits;
2043     } value;
2044
2045     bool upgradable([self upgradableAndEssential:YES]);
2046     value.bits.upgradable = upgradable ? 1 : 0;
2047
2048     if (upgradable) {
2049         value.bits.timestamp = 0;
2050         value.bits.ignored = [self ignored] ? 0 : 1;
2051         value.bits.upgradable = 1;
2052     } else {
2053         value.bits.timestamp = [self seen] >> 2;
2054         value.bits.ignored = 0;
2055         value.bits.upgradable = 0;
2056     }
2057
2058     return _not(uint32_t) - value.key;
2059 }
2060
2061 uint32_t PackagePrefixRadix(Package *self, void *context) {
2062     size_t offset(reinterpret_cast<size_t>(context));
2063     CYString &name([self cyname]);
2064
2065     size_t size(name.size());
2066     if (size == 0)
2067         return 0;
2068     char *text(name.data());
2069
2070     size_t zeros;
2071     if (!isdigit(text[0]))
2072         zeros = 0;
2073     else {
2074         size_t digits(1);
2075         while (size != digits && isdigit(text[digits]))
2076             if (++digits == 4)
2077                 break;
2078         zeros = 4 - digits;
2079     }
2080
2081     uint8_t data[4];
2082
2083     if (offset == 0 && zeros != 0) {
2084         memset(data, '0', zeros);
2085         memcpy(data + zeros, text, 4 - zeros);
2086     } else {
2087         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2088         if (size <= offset - zeros)
2089             return 0;
2090
2091         text += offset - zeros;
2092         size -= offset - zeros;
2093
2094         if (size >= 4)
2095             memcpy(data, text, 4);
2096         else {
2097             memcpy(data, text, size);
2098             memset(data + size, 0, 4 - size);
2099         }
2100
2101         for (size_t i(0); i != 4; ++i)
2102             if (isalpha(data[i]))
2103                 data[i] |= 0x20;
2104     }
2105
2106     if (offset == 0)
2107         if (data[0] == '@')
2108             data[0] = 0x7f;
2109         else
2110             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2111
2112     /* XXX: ntohl may be more honest */
2113     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2114 }
2115
2116 CYString &(*PackageName)(Package *self, SEL sel);
2117
2118 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2119     _profile(PackageNameCompare)
2120         CYString &lhi(PackageName(lhs, @selector(cyname)));
2121         CYString &rhi(PackageName(rhs, @selector(cyname)));
2122         CFStringRef lhn(lhi), rhn(rhi);
2123
2124         if (lhn == NULL)
2125             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2126         else if (rhn == NULL)
2127             return NSOrderedDescending;
2128
2129         _profile(PackageNameCompare$NumbersLast)
2130             if (!lhi.empty() && !rhi.empty()) {
2131                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2132                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2133                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2134                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2135                     return lha ? NSOrderedAscending : NSOrderedDescending;
2136             }
2137         _end
2138
2139         CFIndex length = CFStringGetLength(lhn);
2140
2141         _profile(PackageNameCompare$Compare)
2142             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2143         _end
2144     _end
2145 }
2146
2147 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2148     return PackageNameCompare(*lhs, *rhs, context);
2149 }
2150
2151 struct PackageNameOrdering :
2152     std::binary_function<Package *, Package *, bool>
2153 {
2154     _finline bool operator ()(Package *lhs, Package *rhs) const {
2155         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2156     }
2157 };
2158
2159 @implementation Package
2160
2161 - (NSString *) description {
2162     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2163 }
2164
2165 - (void) dealloc {
2166     if (parsed_ != NULL)
2167         delete parsed_;
2168     if (source_ != nil)
2169         [source_ release];
2170     if (tags_ != nil)
2171         [tags_ release];
2172     [super dealloc];
2173 }
2174
2175 + (NSString *) webScriptNameForSelector:(SEL)selector {
2176     if (false);
2177     else if (selector == @selector(clear))
2178         return @"clear";
2179     else if (selector == @selector(getField:))
2180         return @"getField";
2181     else if (selector == @selector(hasTag:))
2182         return @"hasTag";
2183     else if (selector == @selector(install))
2184         return @"install";
2185     else if (selector == @selector(remove))
2186         return @"remove";
2187     else
2188         return nil;
2189 }
2190
2191 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2192     return [self webScriptNameForSelector:selector] == nil;
2193 }
2194
2195 + (NSArray *) _attributeKeys {
2196     return [NSArray arrayWithObjects:
2197         @"applications",
2198         @"author",
2199         @"depiction",
2200         @"essential",
2201         @"homepage",
2202         @"icon",
2203         @"id",
2204         @"installed",
2205         @"latest",
2206         @"longDescription",
2207         @"longSection",
2208         @"maintainer",
2209         @"mode",
2210         @"name",
2211         @"purposes",
2212         @"relations",
2213         @"section",
2214         @"shortDescription",
2215         @"shortSection",
2216         @"simpleSection",
2217         @"size",
2218         @"source",
2219         @"sponsor",
2220         @"support",
2221         @"warnings",
2222     nil];
2223 }
2224
2225 - (NSArray *) attributeKeys {
2226     return [[self class] _attributeKeys];
2227 }
2228
2229 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2230     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2231 }
2232
2233 - (NSArray *) relations {
2234 @synchronized (database_) {
2235     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2236     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2237         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2238     return relations;
2239 } }
2240
2241 - (NSString *) getField:(NSString *)name {
2242 @synchronized (database_) {
2243     if ([database_ era] != era_ || file_.end())
2244         return nil;
2245
2246     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2247
2248     const char *start, *end;
2249     if (!parser.Find([name UTF8String], start, end))
2250         return (NSString *) [NSNull null];
2251
2252     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2253 } }
2254
2255 - (void) parse {
2256     if (parsed_ != NULL)
2257         return;
2258 @synchronized (database_) {
2259     if ([database_ era] != era_ || file_.end())
2260         return;
2261
2262     ParsedPackage *parsed(new ParsedPackage);
2263     parsed_ = parsed;
2264
2265     _profile(Package$parse)
2266         pkgRecords::Parser *parser;
2267
2268         _profile(Package$parse$Lookup)
2269             parser = &[database_ records]->Lookup(file_);
2270         _end
2271
2272         CYString website;
2273
2274         _profile(Package$parse$Find)
2275             struct {
2276                 const char *name_;
2277                 CYString *value_;
2278             } names[] = {
2279                 {"icon", &parsed->icon_},
2280                 {"depiction", &parsed->depiction_},
2281                 {"homepage", &parsed->homepage_},
2282                 {"website", &website},
2283                 {"bugs", &parsed->bugs_},
2284                 {"support", &parsed->support_},
2285                 {"sponsor", &parsed->sponsor_},
2286                 {"author", &parsed->author_},
2287             };
2288
2289             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2290                 const char *start, *end;
2291
2292                 if (parser->Find(names[i].name_, start, end)) {
2293                     CYString &value(*names[i].value_);
2294                     _profile(Package$parse$Value)
2295                         value.set(pool_, start, end - start);
2296                     _end
2297                 }
2298             }
2299         _end
2300
2301         _profile(Package$parse$Tagline)
2302             const char *start, *end;
2303             if (parser->ShortDesc(start, end)) {
2304                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2305                 if (stop == NULL)
2306                     stop = end;
2307                 while (stop != start && stop[-1] == '\r')
2308                     --stop;
2309                 parsed->tagline_.set(pool_, start, stop - start);
2310             }
2311         _end
2312
2313         _profile(Package$parse$Retain)
2314             if (parsed->homepage_.empty())
2315                 parsed->homepage_ = website;
2316             if (parsed->homepage_ == parsed->depiction_)
2317                 parsed->homepage_.clear();
2318         _end
2319     _end
2320 } }
2321
2322 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2323     if ((self = [super init]) != nil) {
2324     _profile(Package$initWithVersion)
2325         pool_ = pool;
2326
2327         database_ = database;
2328         era_ = [database era];
2329
2330         version_ = version;
2331
2332         pkgCache::PkgIterator iterator(version.ParentPkg());
2333         iterator_ = iterator;
2334
2335         _profile(Package$initWithVersion$Version)
2336             if (!version_.end())
2337                 file_ = version_.FileList();
2338             else {
2339                 pkgCache &cache([database_ cache]);
2340                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2341             }
2342         _end
2343
2344         _profile(Package$initWithVersion$Cache)
2345             name_.set(NULL, iterator.Display());
2346
2347             latest_.set(NULL, StripVersion_(version_.VerStr()));
2348
2349             pkgCache::VerIterator current(iterator.CurrentVer());
2350             if (!current.end())
2351                 installed_.set(NULL, StripVersion_(current.VerStr()));
2352         _end
2353
2354         _profile(Package$initWithVersion$Tags)
2355             pkgCache::TagIterator tag(iterator.TagList());
2356             if (!tag.end()) {
2357                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2358                 do {
2359                     const char *name(tag.Name());
2360                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2361
2362                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2363                         if (strcmp(name + 6, "enduser") == 0)
2364                             role_ = 1;
2365                         else if (strcmp(name + 6, "hacker") == 0)
2366                             role_ = 2;
2367                         else if (strcmp(name + 6, "developer") == 0)
2368                             role_ = 3;
2369                         else if (strcmp(name + 6, "cydia") == 0)
2370                             role_ = 7;
2371                         else
2372                             role_ = 4;
2373                     }
2374
2375                     if (strncmp(name, "cydia::", 7) == 0) {
2376                         if (strcmp(name + 7, "essential") == 0)
2377                             essential_ = true;
2378                         else if (strcmp(name + 7, "obsolete") == 0)
2379                             obsolete_ = true;
2380                     }
2381
2382                     ++tag;
2383                 } while (!tag.end());
2384             }
2385         _end
2386
2387         _profile(Package$initWithVersion$Metadata)
2388             const char *mixed(iterator.Name());
2389             size_t size(strlen(mixed));
2390             char lower[size + 1];
2391
2392             for (size_t i(0); i != size; ++i)
2393                 lower[i] = mixed[i] | 0x20;
2394             lower[size] = '\0';
2395
2396             PackageValue *metadata(PackageFind(lower, size));
2397             metadata_ = metadata;
2398
2399             id_.set(NULL, metadata->name_, size);
2400
2401             const char *latest(version_.VerStr());
2402             size_t length(strlen(latest));
2403
2404             uint16_t vhash(hashlittle(latest, length));
2405
2406             size_t capped(std::min<size_t>(8, length));
2407             latest = latest + length - capped;
2408
2409             if (metadata->first_ == 0)
2410                 metadata->first_ = now_;
2411
2412             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2413                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2414                 metadata->vhash_ = vhash;
2415                 metadata->last_ = now_;
2416             } else if (metadata->last_ == 0)
2417                 metadata->last_ = metadata->first_;
2418         _end
2419
2420         _profile(Package$initWithVersion$Section)
2421             section_ = iterator.Section();
2422         _end
2423
2424         _profile(Package$initWithVersion$Flags)
2425             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2426             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2427         _end
2428     _end } return self;
2429 }
2430
2431 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2432     pkgCache::VerIterator version;
2433
2434     _profile(Package$packageWithIterator$GetCandidateVer)
2435         version = [database policy]->GetCandidateVer(iterator);
2436     _end
2437
2438     if (version.end())
2439         return nil;
2440
2441     Package *package;
2442
2443     _profile(Package$packageWithIterator$Allocate)
2444         package = [Package allocWithZone:zone];
2445     _end
2446
2447     _profile(Package$packageWithIterator$Initialize)
2448         package = [package
2449             initWithVersion:version
2450             withZone:zone
2451             inPool:pool
2452             database:database
2453         ];
2454     _end
2455
2456     _profile(Package$packageWithIterator$Autorelease)
2457         package = [package autorelease];
2458     _end
2459
2460     return package;
2461 }
2462
2463 - (pkgCache::PkgIterator) iterator {
2464     return iterator_;
2465 }
2466
2467 - (NSString *) section {
2468     if (section$_ == nil) {
2469         if (section_ == NULL)
2470             return nil;
2471
2472         _profile(Package$section$mappedSectionForPointer)
2473             section$_ = [database_ mappedSectionForPointer:section_];
2474         _end
2475     } return section$_;
2476 }
2477
2478 - (NSString *) simpleSection {
2479     if (NSString *section = [self section])
2480         return Simplify(section);
2481     else
2482         return nil;
2483 }
2484
2485 - (NSString *) longSection {
2486     return LocalizeSection([self section]);
2487 }
2488
2489 - (NSString *) shortSection {
2490     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2491 }
2492
2493 - (NSString *) uri {
2494     return nil;
2495 #if 0
2496     pkgIndexFile *index;
2497     pkgCache::PkgFileIterator file(file_.File());
2498     if (![database_ list].FindIndex(file, index))
2499         return nil;
2500     return [NSString stringWithUTF8String:iterator_->Path];
2501     //return [NSString stringWithUTF8String:file.Site()];
2502     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2503 #endif
2504 }
2505
2506 - (Address *) maintainer {
2507 @synchronized (database_) {
2508     if ([database_ era] != era_ || file_.end())
2509         return nil;
2510
2511     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2512     const std::string &maintainer(parser->Maintainer());
2513     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2514 } }
2515
2516 - (size_t) size {
2517 @synchronized (database_) {
2518     if ([database_ era] != era_ || version_.end())
2519         return 0;
2520
2521     return version_->InstalledSize;
2522 } }
2523
2524 - (NSString *) longDescription {
2525 @synchronized (database_) {
2526     if ([database_ era] != era_ || file_.end())
2527         return nil;
2528
2529     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2530     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2531
2532     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2533     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2534     if ([lines count] < 2)
2535         return nil;
2536
2537     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2538     for (size_t i(1), e([lines count]); i != e; ++i) {
2539         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2540         [trimmed addObject:trim];
2541     }
2542
2543     return [trimmed componentsJoinedByString:@"\n"];
2544 } }
2545
2546 - (NSString *) shortDescription {
2547     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2548 }
2549
2550 - (unichar) index {
2551     _profile(Package$index)
2552         CFStringRef name((CFStringRef) [self name]);
2553         if (CFStringGetLength(name) == 0)
2554             return '#';
2555         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2556         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2557             return '#';
2558         return toupper(character);
2559     _end
2560 }
2561
2562 - (PackageValue *) metadata {
2563     return metadata_;
2564 }
2565
2566 - (time_t) seen {
2567     PackageValue *metadata([self metadata]);
2568     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2569 }
2570
2571 - (bool) subscribed {
2572     return [self metadata]->subscribed_;
2573 }
2574
2575 - (bool) setSubscribed:(bool)subscribed {
2576     PackageValue *metadata([self metadata]);
2577     if (metadata->subscribed_ == subscribed)
2578         return false;
2579     metadata->subscribed_ = subscribed;
2580     return true;
2581 }
2582
2583 - (BOOL) ignored {
2584     return ignored_;
2585 }
2586
2587 - (NSString *) latest {
2588     return latest_;
2589 }
2590
2591 - (NSString *) installed {
2592     return installed_;
2593 }
2594
2595 - (BOOL) uninstalled {
2596     return installed_.empty();
2597 }
2598
2599 - (BOOL) valid {
2600     return !version_.end();
2601 }
2602
2603 - (BOOL) upgradableAndEssential:(BOOL)essential {
2604     _profile(Package$upgradableAndEssential)
2605         pkgCache::VerIterator current(iterator_.CurrentVer());
2606         if (current.end())
2607             return essential && essential_;
2608         else
2609             return !version_.end() && version_ != current;
2610     _end
2611 }
2612
2613 - (BOOL) essential {
2614     return essential_;
2615 }
2616
2617 - (BOOL) broken {
2618     return [database_ cache][iterator_].InstBroken();
2619 }
2620
2621 - (BOOL) unfiltered {
2622     _profile(Package$unfiltered$obsolete)
2623         if (_unlikely(obsolete_))
2624             return false;
2625     _end
2626
2627     _profile(Package$unfiltered$hasSupportingRole)
2628         if (_unlikely(![self hasSupportingRole]))
2629             return false;
2630     _end
2631
2632     return true;
2633 }
2634
2635 - (BOOL) visible {
2636     if (![self unfiltered])
2637         return false;
2638
2639     NSString *section;
2640
2641     _profile(Package$visible$section)
2642         section = [self section];
2643     _end
2644
2645     _profile(Package$visible$isSectionVisible)
2646         if (!isSectionVisible(section))
2647             return false;
2648     _end
2649
2650     return true;
2651 }
2652
2653 - (BOOL) half {
2654     unsigned char current(iterator_->CurrentState);
2655     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2656 }
2657
2658 - (BOOL) halfConfigured {
2659     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2660 }
2661
2662 - (BOOL) halfInstalled {
2663     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2664 }
2665
2666 - (BOOL) hasMode {
2667     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2668     return state.Mode != pkgDepCache::ModeKeep;
2669 }
2670
2671 - (NSString *) mode {
2672     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2673
2674     switch (state.Mode) {
2675         case pkgDepCache::ModeDelete:
2676             if ((state.iFlags & pkgDepCache::Purge) != 0)
2677                 return @"PURGE";
2678             else
2679                 return @"REMOVE";
2680         case pkgDepCache::ModeKeep:
2681             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2682                 return @"REINSTALL";
2683             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2684                 return nil;*/
2685             else
2686                 return nil;
2687         case pkgDepCache::ModeInstall:
2688             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2689                 return @"REINSTALL";
2690             else*/ switch (state.Status) {
2691                 case -1:
2692                     return @"DOWNGRADE";
2693                 case 0:
2694                     return @"INSTALL";
2695                 case 1:
2696                     return @"UPGRADE";
2697                 case 2:
2698                     return @"NEW_INSTALL";
2699                 _nodefault
2700             }
2701         _nodefault
2702     }
2703 }
2704
2705 - (NSString *) id {
2706     return id_;
2707 }
2708
2709 - (NSString *) name {
2710     return name_.empty() ? id_ : name_;
2711 }
2712
2713 - (UIImage *) icon {
2714     NSString *section = [self simpleSection];
2715
2716     UIImage *icon(nil);
2717     if (parsed_ != NULL)
2718         if (NSString *href = parsed_->icon_)
2719             if ([href hasPrefix:@"file:///"])
2720                 // XXX: correct escaping
2721                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2722     if (icon == nil) if (section != nil)
2723         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2724     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2725         if ([dicon hasPrefix:@"file:///"])
2726             // XXX: correct escaping
2727             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2728     if (icon == nil)
2729         icon = [UIImage applicationImageNamed:@"unknown.png"];
2730     return icon;
2731 }
2732
2733 - (NSString *) homepage {
2734     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2735 }
2736
2737 - (NSString *) depiction {
2738     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2739 }
2740
2741 - (Address *) sponsor {
2742     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2743 }
2744
2745 - (Address *) author {
2746     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2747 }
2748
2749 - (NSString *) support {
2750     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2751 }
2752
2753 - (NSArray *) files {
2754     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2755     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2756
2757     std::ifstream fin;
2758     fin.open([path UTF8String]);
2759     if (!fin.is_open())
2760         return nil;
2761
2762     std::string line;
2763     while (std::getline(fin, line))
2764         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2765
2766     return files;
2767 }
2768
2769 - (NSArray *) warnings {
2770     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2771     const char *name(iterator_.Name());
2772
2773     size_t length(strlen(name));
2774     if (length < 2) invalid:
2775         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2776     else for (size_t i(0); i != length; ++i)
2777         if (
2778             /* XXX: technically this is not allowed */
2779             (name[i] < 'A' || name[i] > 'Z') &&
2780             (name[i] < 'a' || name[i] > 'z') &&
2781             (name[i] < '0' || name[i] > '9') &&
2782             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2783         ) goto invalid;
2784
2785     if (strcmp(name, "cydia") != 0) {
2786         bool cydia = false;
2787         bool user = false;
2788         bool _private = false;
2789         bool stash = false;
2790
2791         bool repository = [[self section] isEqualToString:@"Repositories"];
2792
2793         if (NSArray *files = [self files])
2794             for (NSString *file in files)
2795                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2796                     cydia = true;
2797                 else if (!user && [file isEqualToString:@"/User"])
2798                     user = true;
2799                 else if (!_private && [file isEqualToString:@"/private"])
2800                     _private = true;
2801                 else if (!stash && [file isEqualToString:@"/var/stash"])
2802                     stash = true;
2803
2804         /* XXX: this is not sensitive enough. only some folders are valid. */
2805         if (cydia && !repository)
2806             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2807         if (user)
2808             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2809         if (_private)
2810             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2811         if (stash)
2812             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2813     }
2814
2815     return [warnings count] == 0 ? nil : warnings;
2816 }
2817
2818 - (NSArray *) applications {
2819     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2820
2821     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2822
2823     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2824     if (NSArray *files = [self files])
2825         for (NSString *file in files)
2826             if (application_r(file)) {
2827                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2828                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2829                 if ([id isEqualToString:me])
2830                     continue;
2831
2832                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2833                 if (display == nil)
2834                     display = application_r[1];
2835
2836                 NSString *bundle([file stringByDeletingLastPathComponent]);
2837                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2838                 if (icon == nil || [icon length] == 0)
2839                     icon = @"icon.png";
2840                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2841
2842                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2843                 [applications addObject:application];
2844
2845                 [application addObject:id];
2846                 [application addObject:display];
2847                 [application addObject:url];
2848             }
2849
2850     return [applications count] == 0 ? nil : applications;
2851 }
2852
2853 - (Source *) source {
2854     if (source_ == nil) {
2855         @synchronized (database_) {
2856             if ([database_ era] != era_ || file_.end())
2857                 source_ = (Source *) [NSNull null];
2858             else
2859                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2860         }
2861     }
2862
2863     return source_ == (Source *) [NSNull null] ? nil : source_;
2864 }
2865
2866 - (BOOL) matches:(NSString *)text {
2867     if (text == nil)
2868         return NO;
2869
2870     NSRange range;
2871
2872     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2873     if (range.location != NSNotFound)
2874         return YES;
2875
2876     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2877     if (range.location != NSNotFound)
2878         return YES;
2879
2880     [self parse];
2881
2882     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2883     if (range.location != NSNotFound)
2884         return YES;
2885
2886     return NO;
2887 }
2888
2889 - (bool) hasSupportingRole {
2890     if (role_ == 0)
2891         return true;
2892     if (role_ == 1)
2893         return true;
2894     if ([Role_ isEqualToString:@"User"])
2895         return false;
2896     if (role_ == 2)
2897         return true;
2898     if ([Role_ isEqualToString:@"Hacker"])
2899         return false;
2900     if (role_ == 3)
2901         return true;
2902     if ([Role_ isEqualToString:@"Developer"])
2903         return false;
2904     _assert(false);
2905 }
2906
2907 - (BOOL) hasTag:(NSString *)tag {
2908     return tags_ == nil ? NO : [tags_ containsObject:tag];
2909 }
2910
2911 - (NSString *) primaryPurpose {
2912     for (NSString *tag in tags_)
2913         if ([tag hasPrefix:@"purpose::"])
2914             return [tag substringFromIndex:9];
2915     return nil;
2916 }
2917
2918 - (NSArray *) purposes {
2919     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2920     for (NSString *tag in tags_)
2921         if ([tag hasPrefix:@"purpose::"])
2922             [purposes addObject:[tag substringFromIndex:9]];
2923     return [purposes count] == 0 ? nil : purposes;
2924 }
2925
2926 - (bool) isCommercial {
2927     return [self hasTag:@"cydia::commercial"];
2928 }
2929
2930 - (void) setIndex:(size_t)index {
2931     if (metadata_->index_ != index)
2932         metadata_->index_ = index;
2933 }
2934
2935 - (CYString &) cyname {
2936     return name_.empty() ? id_ : name_;
2937 }
2938
2939 - (uint32_t) compareBySection:(NSArray *)sections {
2940     NSString *section([self section]);
2941     for (size_t i(0), e([sections count]); i != e; ++i) {
2942         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2943             return i;
2944     }
2945
2946     return _not(uint32_t);
2947 }
2948
2949 - (void) clear {
2950 @synchronized (database_) {
2951     pkgProblemResolver *resolver = [database_ resolver];
2952     resolver->Clear(iterator_);
2953
2954     pkgCacheFile &cache([database_ cache]);
2955     cache->SetReInstall(iterator_, false);
2956     cache->MarkKeep(iterator_, false);
2957 } }
2958
2959 - (void) install {
2960 @synchronized (database_) {
2961     pkgProblemResolver *resolver = [database_ resolver];
2962     resolver->Clear(iterator_);
2963     resolver->Protect(iterator_);
2964
2965     pkgCacheFile &cache([database_ cache]);
2966     cache->SetReInstall(iterator_, false);
2967     cache->MarkInstall(iterator_, false);
2968
2969     pkgDepCache::StateCache &state((*cache)[iterator_]);
2970     if (!state.Install())
2971         cache->SetReInstall(iterator_, true);
2972 } }
2973
2974 - (void) remove {
2975 @synchronized (database_) {
2976     pkgProblemResolver *resolver = [database_ resolver];
2977     resolver->Clear(iterator_);
2978     resolver->Remove(iterator_);
2979     resolver->Protect(iterator_);
2980
2981     pkgCacheFile &cache([database_ cache]);
2982     cache->SetReInstall(iterator_, false);
2983     cache->MarkDelete(iterator_, true);
2984 } }
2985
2986 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2987     _profile(Package$isUnfilteredAndSearchedForBy)
2988         bool value(true);
2989
2990         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2991             value &= [self unfiltered];
2992         _end
2993
2994         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2995             value &= [self matches:search];
2996         _end
2997
2998         return value;
2999     _end
3000 }
3001
3002 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3003     if ([search length] == 0)
3004         return false;
3005
3006     _profile(Package$isUnfilteredAndSelectedForBy)
3007         bool value(true);
3008
3009         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3010             value &= [self unfiltered];
3011         _end
3012
3013         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3014             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3015         _end
3016
3017         return value;
3018     _end
3019 }
3020
3021 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3022     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3023 }
3024
3025 - (bool) isVisibleInSection:(NSString *)name {
3026     NSString *section([self section]);
3027
3028     return (
3029         name == nil ||
3030         section == nil && [name length] == 0 ||
3031         [name isEqualToString:section]
3032     ) && [self visible];
3033 }
3034
3035 - (bool) isVisibleInSource:(Source *)source {
3036     return [self source] == source && [self visible];
3037 }
3038
3039 @end
3040 /* }}} */
3041 /* Section Class {{{ */
3042 @interface Section : NSObject {
3043     NSString *name_;
3044     unichar index_;
3045     size_t row_;
3046     size_t count_;
3047     NSString *localized_;
3048 }
3049
3050 - (NSComparisonResult) compareByLocalized:(Section *)section;
3051 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3052 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3053 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3054 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3055 - (NSString *) name;
3056 - (unichar) index;
3057
3058 - (size_t) row;
3059 - (size_t) count;
3060
3061 - (void) addToRow;
3062 - (void) addToCount;
3063
3064 - (void) setCount:(size_t)count;
3065 - (NSString *) localized;
3066
3067 @end
3068
3069 @implementation Section
3070
3071 - (void) dealloc {
3072     [name_ release];
3073     if (localized_ != nil)
3074         [localized_ release];
3075     [super dealloc];
3076 }
3077
3078 - (NSComparisonResult) compareByLocalized:(Section *)section {
3079     NSString *lhs(localized_);
3080     NSString *rhs([section localized]);
3081
3082     /*if ([lhs length] != 0 && [rhs length] != 0) {
3083         unichar lhc = [lhs characterAtIndex:0];
3084         unichar rhc = [rhs characterAtIndex:0];
3085
3086         if (isalpha(lhc) && !isalpha(rhc))
3087             return NSOrderedAscending;
3088         else if (!isalpha(lhc) && isalpha(rhc))
3089             return NSOrderedDescending;
3090     }*/
3091
3092     return [lhs compare:rhs options:LaxCompareOptions_];
3093 }
3094
3095 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3096     if ((self = [self initWithName:name localize:NO]) != nil) {
3097         if (localized != nil)
3098             localized_ = [localized retain];
3099     } return self;
3100 }
3101
3102 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3103     return [self initWithName:name row:0 localize:localize];
3104 }
3105
3106 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3107     if ((self = [super init]) != nil) {
3108         name_ = [name retain];
3109         index_ = '\0';
3110         row_ = row;
3111         if (localize)
3112             localized_ = [LocalizeSection(name_) retain];
3113     } return self;
3114 }
3115
3116 /* XXX: localize the index thingees */
3117 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3118     if ((self = [super init]) != nil) {
3119         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3120         index_ = index;
3121         row_ = row;
3122     } return self;
3123 }
3124
3125 - (NSString *) name {
3126     return name_;
3127 }
3128
3129 - (unichar) index {
3130     return index_;
3131 }
3132
3133 - (size_t) row {
3134     return row_;
3135 }
3136
3137 - (size_t) count {
3138     return count_;
3139 }
3140
3141 - (void) addToRow {
3142     ++row_;
3143 }
3144
3145 - (void) addToCount {
3146     ++count_;
3147 }
3148
3149 - (void) setCount:(size_t)count {
3150     count_ = count;
3151 }
3152
3153 - (NSString *) localized {
3154     return localized_;
3155 }
3156
3157 @end
3158 /* }}} */
3159
3160 static NSString *Colon_;
3161 static NSString *Elision_;
3162 static NSString *Error_;
3163 static NSString *Warning_;
3164
3165 /* Database Implementation {{{ */
3166 @implementation Database
3167
3168 + (Database *) sharedInstance {
3169     static Database *instance;
3170     if (instance == nil)
3171         instance = [[Database alloc] init];
3172     return instance;
3173 }
3174
3175 - (unsigned) era {
3176     return era_;
3177 }
3178
3179 - (void) releasePackages {
3180     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3181     CFArrayRemoveAllValues(packages_);
3182 }
3183
3184 - (void) dealloc {
3185     // XXX: actually implement this thing
3186     _assert(false);
3187     [sourceList_ release];
3188     [self releasePackages];
3189     apr_pool_destroy(pool_);
3190     NSRecycleZone(zone_);
3191     [super dealloc];
3192 }
3193
3194 - (void) _readCydia:(NSNumber *)fd { _pooled
3195     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3196     std::istream is(&ib);
3197     std::string line;
3198
3199     static Pcre finish_r("^finish:([^:]*)$");
3200
3201     while (std::getline(is, line)) {
3202         const char *data(line.c_str());
3203         size_t size = line.size();
3204         lprintf("C:%s\n", data);
3205
3206         if (finish_r(data, size)) {
3207             NSString *finish = finish_r[1];
3208             int index = [Finishes_ indexOfObject:finish];
3209             if (index != INT_MAX && index > Finish_)
3210                 Finish_ = index;
3211         }
3212     }
3213
3214     _assume(false);
3215 }
3216
3217 - (void) _readStatus:(NSNumber *)fd { _pooled
3218     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3219     std::istream is(&ib);
3220     std::string line;
3221
3222     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3223     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3224
3225     while (std::getline(is, line)) {
3226         const char *data(line.c_str());
3227         size_t size(line.size());
3228         lprintf("S:%s\n", data);
3229
3230         if (conffile_r(data, size))
3231             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3232         else if (strncmp(data, "status: ", 8) == 0)
3233             [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:(data + 8)] waitUntilDone:YES];
3234         else if (pmstatus_r(data, size)) {
3235             std::string type([pmstatus_r[1] UTF8String]);
3236             NSString *id = pmstatus_r[2];
3237
3238             float percent([pmstatus_r[3] floatValue]);
3239             [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3240
3241             NSString *string = pmstatus_r[4];
3242
3243             if (type == "pmerror")
3244                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3245                     withObject:[NSArray arrayWithObjects:string, id, nil]
3246                     waitUntilDone:YES
3247                 ];
3248             else if (type == "pmstatus")
3249                 [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:string waitUntilDone:YES];
3250             else if (type == "pmconffile")
3251                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3252             else
3253                 lprintf("E:unknown pmstatus\n");
3254         } else
3255             lprintf("E:unknown status\n");
3256     }
3257
3258     _assume(false);
3259 }
3260
3261 - (void) _readOutput:(NSNumber *)fd { _pooled
3262     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3263     std::istream is(&ib);
3264     std::string line;
3265
3266     while (std::getline(is, line)) {
3267         lprintf("O:%s\n", line.c_str());
3268
3269         [delegate_ performSelectorOnMainThread:@selector(addProgressOutput:) withObject:[NSString stringWithUTF8String:line.c_str()] waitUntilDone:YES];
3270     }
3271
3272     _assume(false);
3273 }
3274
3275 - (FILE *) input {
3276     return input_;
3277 }
3278
3279 - (Package *) packageWithName:(NSString *)name {
3280 @synchronized (self) {
3281     if (static_cast<pkgDepCache *>(cache_) == NULL)
3282         return nil;
3283     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3284     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3285 } }
3286
3287 - (id) init {
3288     if ((self = [super init]) != nil) {
3289         policy_ = NULL;
3290         records_ = NULL;
3291         resolver_ = NULL;
3292         fetcher_ = NULL;
3293         lock_ = NULL;
3294
3295         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3296         apr_pool_create(&pool_, NULL);
3297
3298         size_t capacity(MetaFile_->active_);
3299         if (capacity == 0)
3300             capacity = 16384;
3301         else
3302             capacity += 1024;
3303
3304         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3305         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3306
3307         int fds[2];
3308
3309         _assert(pipe(fds) != -1);
3310         cydiafd_ = fds[1];
3311
3312         _config->Set("APT::Keep-Fds::", cydiafd_);
3313         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3314
3315         [NSThread
3316             detachNewThreadSelector:@selector(_readCydia:)
3317             toTarget:self
3318             withObject:[NSNumber numberWithInt:fds[0]]
3319         ];
3320
3321         _assert(pipe(fds) != -1);
3322         statusfd_ = fds[1];
3323
3324         [NSThread
3325             detachNewThreadSelector:@selector(_readStatus:)
3326             toTarget:self
3327             withObject:[NSNumber numberWithInt:fds[0]]
3328         ];
3329
3330         _assert(pipe(fds) != -1);
3331         _assert(dup2(fds[0], 0) != -1);
3332         _assert(close(fds[0]) != -1);
3333
3334         input_ = fdopen(fds[1], "a");
3335
3336         _assert(pipe(fds) != -1);
3337         _assert(dup2(fds[1], 1) != -1);
3338         _assert(close(fds[1]) != -1);
3339
3340         [NSThread
3341             detachNewThreadSelector:@selector(_readOutput:)
3342             toTarget:self
3343             withObject:[NSNumber numberWithInt:fds[0]]
3344         ];
3345     } return self;
3346 }
3347
3348 - (pkgCacheFile &) cache {
3349     return cache_;
3350 }
3351
3352 - (pkgDepCache::Policy *) policy {
3353     return policy_;
3354 }
3355
3356 - (pkgRecords *) records {
3357     return records_;
3358 }
3359
3360 - (pkgProblemResolver *) resolver {
3361     return resolver_;
3362 }
3363
3364 - (pkgAcquire &) fetcher {
3365     return *fetcher_;
3366 }
3367
3368 - (pkgSourceList &) list {
3369     return *list_;
3370 }
3371
3372 - (NSArray *) packages {
3373     return (NSArray *) packages_;
3374 }
3375
3376 - (NSArray *) sources {
3377     return sourceList_;
3378 }
3379
3380 - (Source *) sourceWithKey:(NSString *)key {
3381     for (Source *source in [self sources]) {
3382         if ([[source key] isEqualToString:key])
3383             return source;
3384     } return nil;
3385 }
3386
3387 - (bool) popErrorWithTitle:(NSString *)title {
3388     bool fatal(false);
3389     std::string message;
3390
3391     while (!_error->empty()) {
3392         std::string error;
3393         bool warning(!_error->PopMessage(error));
3394         if (!warning)
3395             fatal = true;
3396         for (;;) {
3397             size_t size(error.size());
3398             if (size == 0 || error[size - 1] != '\n')
3399                 break;
3400             error.resize(size - 1);
3401         }
3402         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3403
3404         if (!message.empty())
3405             message += "\n\n";
3406         message += error;
3407     }
3408
3409     if (fatal && !message.empty())
3410         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3411
3412     return fatal;
3413 }
3414
3415 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3416     return [self popErrorWithTitle:title] || !success;
3417 }
3418
3419 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3420 @synchronized (self) {
3421     ++era_;
3422
3423     [self releasePackages];
3424
3425     sourceMap_.clear();
3426     [sourceList_ removeAllObjects];
3427
3428     _error->Discard();
3429
3430     delete list_;
3431     list_ = NULL;
3432     manager_ = NULL;
3433     delete lock_;
3434     lock_ = NULL;
3435     delete fetcher_;
3436     fetcher_ = NULL;
3437     delete resolver_;
3438     resolver_ = NULL;
3439     delete records_;
3440     records_ = NULL;
3441     delete policy_;
3442     policy_ = NULL;
3443
3444     cache_.Close();
3445
3446     apr_pool_clear(pool_);
3447
3448     NSRecycleZone(zone_);
3449     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3450
3451     int chk(creat("/tmp/cydia.chk", 0644));
3452     if (chk != -1)
3453         close(chk);
3454
3455     if (invocation != nil)
3456         [invocation invoke];
3457
3458     NSString *title(UCLocalize("DATABASE"));
3459
3460     _trace();
3461     OpProgress progress;
3462     while (!cache_.Open(progress, true)) { pop:
3463         std::string error;
3464         bool warning(!_error->PopMessage(error));
3465         lprintf("cache_.Open():[%s]\n", error.c_str());
3466
3467         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3468             [delegate_ repairWithSelector:@selector(configure)];
3469         else if (error == "The package lists or status file could not be parsed or opened.")
3470             [delegate_ repairWithSelector:@selector(update)];
3471         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3472         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3473             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3474         // else if (error == "The list of sources could not be read.")
3475         else {
3476             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3477             return;
3478         }
3479
3480         if (warning)
3481             goto pop;
3482         _error->Discard();
3483     }
3484     _trace();
3485
3486     unlink("/tmp/cydia.chk");
3487
3488     now_ = [[NSDate date] timeIntervalSince1970];
3489
3490     policy_ = new pkgDepCache::Policy();
3491     records_ = new pkgRecords(cache_);
3492     resolver_ = new pkgProblemResolver(cache_);
3493     fetcher_ = new pkgAcquire(&status_);
3494     lock_ = NULL;
3495
3496     list_ = new pkgSourceList();
3497     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3498         return;
3499
3500     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3501         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3502         return;
3503     }
3504
3505     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3506         return;
3507
3508     if (cache_->BrokenCount() != 0) {
3509         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3510             return;
3511
3512         if (cache_->BrokenCount() != 0) {
3513             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3514             return;
3515         }
3516
3517         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3518             return;
3519     }
3520
3521     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3522         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3523         [sourceList_ addObject:object];
3524
3525         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3526         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3527             // XXX: this could be more intelligent
3528             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3529                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3530                 if (!cached.end())
3531                     sourceMap_[cached->ID] = object;
3532             }
3533     }
3534
3535     {
3536         /*std::vector<Package *> packages;
3537         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3538         [packages_ release];
3539         packages_ = nil;*/
3540
3541         _trace();
3542
3543         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3544             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3545                 //packages.push_back(package);
3546                 CFArrayAppendValue(packages_, [package retain]);
3547
3548         _trace();
3549
3550         /*if (packages.empty())
3551             packages_ = [[NSArray alloc] init];
3552         else
3553             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3554         _trace();*/
3555
3556         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3557         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3558         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3559
3560         /*_trace();
3561         PrintTimes();
3562         _trace();*/
3563
3564         _trace();
3565
3566         /*if (!packages.empty())
3567             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3568         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3569
3570         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3571
3572         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3573
3574         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3575
3576         _trace();
3577
3578         size_t count(CFArrayGetCount(packages_));
3579         MetaFile_->active_ = count;
3580
3581         for (size_t index(0); index != count; ++index)
3582             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3583
3584         _trace();
3585     }
3586 } } CYPoolEnd() _trace(); }
3587
3588 - (void) clear {
3589 @synchronized (self) {
3590     delete resolver_;
3591     resolver_ = new pkgProblemResolver(cache_);
3592
3593     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3594         if (!cache_[iterator].Keep())
3595             cache_->MarkKeep(iterator, false);
3596         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3597             cache_->SetReInstall(iterator, false);
3598 } }
3599
3600 - (void) configure {
3601     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3602     _trace();
3603     system([dpkg UTF8String]);
3604     _trace();
3605 }
3606
3607 - (bool) clean {
3608     // XXX: I don't remember this condition
3609     if (lock_ != NULL)
3610         return false;
3611
3612     FileFd Lock;
3613     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3614
3615     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3616
3617     if ([self popErrorWithTitle:title])
3618         return false;
3619
3620     pkgAcquire fetcher;
3621     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3622
3623     class LogCleaner :
3624         public pkgArchiveCleaner
3625     {
3626       protected:
3627         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3628             unlink(File);
3629         }
3630     } cleaner;
3631
3632     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3633         return false;
3634
3635     return true;
3636 }
3637
3638 - (bool) prepare {
3639     fetcher_->Shutdown();
3640
3641     pkgRecords records(cache_);
3642
3643     lock_ = new FileFd();
3644     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3645
3646     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3647
3648     if ([self popErrorWithTitle:title])
3649         return false;
3650
3651     pkgSourceList list;
3652     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3653         return false;
3654
3655     manager_ = (_system->CreatePM(cache_));
3656     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3657         return false;
3658
3659     return true;
3660 }
3661
3662 - (void) perform {
3663     bool substrate(RestartSubstrate_);
3664     RestartSubstrate_ = false;
3665
3666     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3667
3668     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3669         pkgSourceList list;
3670         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3671             return;
3672         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3673             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3674     }
3675
3676     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3677         _trace();
3678         return;
3679     }
3680
3681     [(id)CydiaApp performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3682
3683     bool failed = false;
3684     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3685         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3686             continue;
3687         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3688             continue;
3689
3690         std::string uri = (*item)->DescURI();
3691         std::string error = (*item)->ErrorText;
3692
3693         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3694         failed = true;
3695
3696         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3697             withObject:[NSArray arrayWithObjects:
3698                 [NSString stringWithUTF8String:error.c_str()],
3699             nil]
3700             waitUntilDone:YES
3701         ];
3702     }
3703
3704     [(id)CydiaApp performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3705
3706     if (failed) {
3707         _trace();
3708         return;
3709     }
3710
3711     if (substrate)
3712         RestartSubstrate_ = true;
3713
3714     _system->UnLock();
3715     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3716
3717     if (_error->PendingError()) {
3718         _trace();
3719         return;
3720     }
3721
3722     if (result == pkgPackageManager::Failed) {
3723         _trace();
3724         return;
3725     }
3726
3727     if (result != pkgPackageManager::Completed) {
3728         _trace();
3729         return;
3730     }
3731
3732     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3733         pkgSourceList list;
3734         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3735             return;
3736         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3737             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3738     }
3739
3740     if (![before isEqualToArray:after])
3741         [self update];
3742 }
3743
3744 - (bool) upgrade {
3745     NSString *title(UCLocalize("UPGRADE"));
3746     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3747         return false;
3748     return true;
3749 }
3750
3751 - (void) update {
3752     [self updateWithStatus:status_];
3753 }
3754
3755 - (void) updateWithStatus:(Status &)status {
3756     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3757     NSString *title(UCLocalize("REFRESHING_DATA"));
3758
3759     pkgSourceList list;
3760     if (!list.ReadMainList())
3761         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3762
3763     FileFd lock;
3764     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3765     if ([self popErrorWithTitle:title])
3766         return;
3767
3768     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3769         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3770         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3771
3772     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3773     Changed_ = true;
3774 }
3775
3776 - (void) setDelegate:(id)delegate {
3777     delegate_ = delegate;
3778     status_.setDelegate(delegate);
3779 }
3780
3781 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3782     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3783     return i == sourceMap_.end() ? nil : i->second;
3784 }
3785
3786 - (NSString *) mappedSectionForPointer:(const char *)section {
3787     _H<NSString> *mapped;
3788
3789     _profile(Database$mappedSectionForPointer$Cache)
3790         mapped = &sections_[section];
3791     _end
3792
3793     if (*mapped == NULL) {
3794         size_t length(strlen(section));
3795         char spaced[length + 1];
3796
3797         _profile(Database$mappedSectionForPointer$Replace)
3798             for (size_t index(0); index != length; ++index)
3799                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3800             spaced[length] = '\0';
3801         _end
3802
3803         NSString *string;
3804
3805         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3806             string = [NSString stringWithUTF8String:spaced];
3807         _end
3808
3809         _profile(Database$mappedSectionForPointer$Map)
3810             string = [SectionMap_ objectForKey:string] ?: string;
3811         _end
3812
3813         *mapped = string;
3814     } return *mapped;
3815 }
3816
3817 @end
3818 /* }}} */
3819
3820 /* Web Scripting {{{ */
3821 @interface CydiaObject : NSObject {
3822     id indirect_;
3823     _transient id delegate_;
3824 }
3825
3826 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3827
3828 @end
3829
3830 @implementation CydiaObject
3831
3832 - (void) dealloc {
3833     [indirect_ release];
3834     [super dealloc];
3835 }
3836
3837 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3838     if ((self = [super init]) != nil) {
3839         indirect_ = [indirect retain];
3840     } return self;
3841 }
3842
3843 - (void) setDelegate:(id)delegate {
3844     delegate_ = delegate;
3845 }
3846
3847 + (NSArray *) _attributeKeys {
3848     return [NSArray arrayWithObjects:
3849         @"device",
3850         @"ecid",
3851         @"model",
3852         @"plmn",
3853         @"role",
3854         @"serial",
3855     nil];
3856 }
3857
3858 - (NSArray *) attributeKeys {
3859     return [[self class] _attributeKeys];
3860 }
3861
3862 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3863     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3864 }
3865
3866 - (NSString *) device {
3867     return [[UIDevice currentDevice] uniqueIdentifier];
3868 }
3869
3870 - (NSString *) plmn {
3871     return PLMN_;
3872 }
3873
3874 - (NSString *) ecid {
3875     return ChipID_;
3876 }
3877
3878 - (NSString *) serial {
3879     return SerialNumber_;
3880 }
3881
3882 - (NSString *) role {
3883     return Role_;
3884 }
3885
3886 - (NSString *) model {
3887     return [NSString stringWithUTF8String:Machine_];
3888 }
3889
3890 + (NSString *) webScriptNameForSelector:(SEL)selector {
3891     if (false);
3892     else if (selector == @selector(addTrivialSource:))
3893         return @"addTrivialSource";
3894     else if (selector == @selector(close))
3895         return @"close";
3896     else if (selector == @selector(du:))
3897         return @"du";
3898     else if (selector == @selector(stringWithFormat:arguments:))
3899         return @"format";
3900     else if (selector == @selector(getAllSources))
3901         return @"getAllSourcs";
3902     else if (selector == @selector(getKernelNumber:))
3903         return @"getKernelNumber";
3904     else if (selector == @selector(getKernelString:))
3905         return @"getKernelString";
3906     else if (selector == @selector(getInstalledPackages))
3907         return @"getInstalledPackages";
3908     else if (selector == @selector(getPackageById:))
3909         return @"getPackageById";
3910     else if (selector == @selector(installPackages:))
3911         return @"installPackages";
3912     else if (selector == @selector(localizedStringForKey:value:table:))
3913         return @"localize";
3914     else if (selector == @selector(refreshSources))
3915         return @"refreshSources";
3916     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3917         return @"setButtonImage";
3918     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3919         return @"setButtonTitle";
3920     else if (selector == @selector(setPopupHook:))
3921         return @"setPopupHook";
3922     else if (selector == @selector(setToken:))
3923         return @"setToken";
3924     else if (selector == @selector(setViewportWidth:))
3925         return @"setViewportWidth";
3926     else if (selector == @selector(statfs:))
3927         return @"statfs";
3928     else if (selector == @selector(supports:))
3929         return @"supports";
3930     else
3931         return nil;
3932 }
3933
3934 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3935     return [self webScriptNameForSelector:selector] == nil;
3936 }
3937
3938 - (BOOL) supports:(NSString *)feature {
3939     return [feature isEqualToString:@"window.open"];
3940 }
3941
3942 - (NSNumber *) getKernelNumber:(NSString *)name {
3943     const char *string([name UTF8String]);
3944
3945     size_t size;
3946     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3947         return (id) [NSNull null];
3948
3949     if (size != sizeof(int))
3950         return (id) [NSNull null];
3951
3952     int value;
3953     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3954         return (id) [NSNull null];
3955
3956     return [NSNumber numberWithInt:value];
3957 }
3958
3959 - (NSString *) getKernelString:(NSString *)name {
3960     const char *string([name UTF8String]);
3961
3962     size_t size;
3963     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3964         return (id) [NSNull null];
3965
3966     char value[size + 1];
3967     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3968         return (id) [NSNull null];
3969
3970     // XXX: just in case you request something ludicrous
3971     value[size] = '\0';
3972
3973     return [NSString stringWithCString:value];
3974 }
3975
3976 - (void) addTrivialSource:(NSString *)href {
3977     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3978 }
3979
3980 - (void) refreshSources {
3981     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
3982 }
3983
3984 - (NSArray *) getAllSources {
3985     return [[Database sharedInstance] sources];
3986 }
3987
3988 - (NSArray *) getInstalledPackages {
3989     Database *database([Database sharedInstance]);
3990 @synchronized (database) {
3991     NSArray *packages([database packages]);
3992     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3993     for (Package *package in packages)
3994         if (![package uninstalled])
3995             [installed addObject:package];
3996     return installed;
3997 } }
3998
3999 - (Package *) getPackageById:(NSString *)id {
4000     Package *package([[Database sharedInstance] packageWithName:id]);
4001     [package parse];
4002     return package;
4003 }
4004
4005 - (NSArray *) statfs:(NSString *)path {
4006     struct statfs stat;
4007
4008     if (path == nil || statfs([path UTF8String], &stat) == -1)
4009         return nil;
4010
4011     return [NSArray arrayWithObjects:
4012         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4013         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4014         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4015     nil];
4016 }
4017
4018 - (NSNumber *) du:(NSString *)path {
4019     NSNumber *value(nil);
4020
4021     int fds[2];
4022     _assert(pipe(fds) != -1);
4023
4024     pid_t pid(ExecFork());
4025     if (pid == 0) {
4026         _assert(dup2(fds[1], 1) != -1);
4027         _assert(close(fds[0]) != -1);
4028         _assert(close(fds[1]) != -1);
4029         /* XXX: this should probably not use du */
4030         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4031         exit(1);
4032         _assert(false);
4033     }
4034
4035     _assert(close(fds[1]) != -1);
4036
4037     if (FILE *du = fdopen(fds[0], "r")) {
4038         char line[1024];
4039         while (fgets(line, sizeof(line), du) != NULL) {
4040             size_t length(strlen(line));
4041             while (length != 0 && line[length - 1] == '\n')
4042                 line[--length] = '\0';
4043             if (char *tab = strchr(line, '\t')) {
4044                 *tab = '\0';
4045                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4046             }
4047         }
4048
4049         fclose(du);
4050     } else _assert(close(fds[0]));
4051
4052     int status;
4053   wait:
4054     if (waitpid(pid, &status, 0) == -1)
4055         if (errno == EINTR)
4056             goto wait;
4057         else _assert(false);
4058
4059     return value;
4060 }
4061
4062 - (void) close {
4063     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4064 }
4065
4066 - (void) installPackages:(NSArray *)packages {
4067     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4068 }
4069
4070 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4071     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4072 }
4073
4074 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4075     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4076 }
4077
4078 - (void) _setToken:(NSString *)token {
4079     if (Token_ != nil)
4080         [Token_ release];
4081     Token_ = [token retain];
4082
4083     [Metadata_ setObject:Token_ forKey:@"Token"];
4084     Changed_ = true;
4085 }
4086
4087 - (void) setToken:(NSString *)token {
4088     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4089 }
4090
4091 - (void) setPopupHook:(id)function {
4092     [indirect_ setPopupHook:function];
4093 }
4094
4095 - (void) setViewportWidth:(float)width {
4096     [indirect_ setViewportWidthOnMainThread:width];
4097 }
4098
4099 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4100     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4101     unsigned count([arguments count]);
4102     id values[count];
4103     for (unsigned i(0); i != count; ++i)
4104         values[i] = [arguments objectAtIndex:i];
4105     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4106 }
4107
4108 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4109     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4110         value = nil;
4111     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4112         table = nil;
4113     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4114 }
4115
4116 @end
4117 /* }}} */
4118
4119 /* @ Loading... Indicator {{{ */
4120 @interface CYLoadingIndicator : UIView {
4121     UIActivityIndicatorView *spinner_;
4122     UILabel *label_;
4123     UIView *container_;
4124 }
4125
4126 @property (readonly, nonatomic) UILabel *label;
4127 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4128
4129 @end
4130
4131 @implementation CYLoadingIndicator
4132
4133 - (id) initWithFrame:(CGRect)frame {
4134     if ((self = [super initWithFrame:frame]) != nil) {
4135         container_ = [[[UIView alloc] init] autorelease];
4136         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4137
4138         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4139         [spinner_ startAnimating];
4140         [container_ addSubview:spinner_];
4141
4142         label_ = [[[UILabel alloc] init] autorelease];
4143         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4144         [label_ setBackgroundColor:[UIColor clearColor]];
4145         [label_ setTextColor:[UIColor blackColor]];
4146         [label_ setShadowColor:[UIColor whiteColor]];
4147         [label_ setShadowOffset:CGSizeMake(0, 1)];
4148         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4149         [container_ addSubview:label_];
4150
4151         CGSize viewsize = frame.size;
4152         CGSize spinnersize = [spinner_ bounds].size;
4153         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4154         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4155
4156         CGRect containrect = {
4157             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4158             CGSizeMake(bothwidth, spinnersize.height)
4159         };
4160         CGRect textrect = {
4161             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4162             textsize
4163         };
4164         CGRect spinrect = {
4165             CGPointZero,
4166             spinnersize
4167         };
4168
4169         [container_ setFrame:containrect];
4170         [spinner_ setFrame:spinrect];
4171         [label_ setFrame:textrect];
4172         [self addSubview:container_];
4173     } return self;
4174 }
4175
4176 - (UILabel *) label {
4177     return label_;
4178 }
4179
4180 - (UIActivityIndicatorView *) activityIndicatorView {
4181     return spinner_;
4182 }
4183
4184 @end
4185 /* }}} */
4186 /* Emulated Loading Controller {{{ */
4187 @interface CYEmulatedLoadingController : CYViewController <
4188     ProgressDelegate,
4189     ConfigurationDelegate
4190 > {
4191     _transient Database *database_;
4192     CYLoadingIndicator *indicator_;
4193     UITabBar *tabbar_;
4194     UINavigationBar *navbar_;
4195 }
4196
4197 @end
4198
4199 @implementation CYEmulatedLoadingController
4200
4201 - (void) dealloc {
4202     [self releaseSubviews];
4203     [database_ setDelegate:nil];
4204
4205     [super dealloc];
4206 }
4207
4208 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4209     CYAlertView *sheet([[[CYAlertView alloc]
4210         initWithTitle:title
4211         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4212         defaultButtonIndex:0
4213     ] autorelease]);
4214
4215     [sheet setMessage:error];
4216     [sheet yieldToPopupAlertAnimated:YES];
4217     [sheet dismiss];
4218 }
4219
4220 - (void) setProgressTitle:(NSString *)title { }
4221 - (void) setProgressPercent:(NSNumber *)percent { }
4222 - (void) startProgress { }
4223 - (void) addProgressOutput:(NSString *)output { }
4224 - (bool) isCancelling:(size_t)received { return NO; }
4225 - (void) setConfigurationData:(NSString *)data { }
4226
4227 - (void) repairWithSelector:(SEL)selector {
4228     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4229     [database_ performSelector:selector];
4230     sleep(10);
4231     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4232 }
4233
4234 - (id) initWithDatabase:(Database *)database {
4235     if ((self = [super init]) != nil) {
4236         database_ = database;
4237         [database_ setDelegate:self];
4238     } return self;
4239 }
4240
4241 - (void) loadView {
4242     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4243     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4244
4245     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4246     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4247     [[self view] addSubview:indicator_];
4248
4249     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4250     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4251     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4252     [[self view] addSubview:tabbar_];
4253
4254     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4255     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4256     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4257     [[self view] addSubview:navbar_];
4258 }
4259
4260 - (void) releaseSubviews {
4261     [indicator_ release];
4262     indicator_ = nil;
4263
4264     [tabbar_ release];
4265     tabbar_ = nil;
4266
4267     [navbar_ release];
4268     navbar_ = nil;
4269 }
4270
4271 @end
4272 /* }}} */
4273
4274 /* Cydia Browser Controller {{{ */
4275 @interface CYBrowserController : BrowserController {
4276     CydiaObject *cydia_;
4277 }
4278
4279 @end
4280
4281 @implementation CYBrowserController
4282
4283 - (void) dealloc {
4284     [cydia_ release];
4285     [super dealloc];
4286 }
4287
4288 - (NSURL *) navigationURL {
4289     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4290 }
4291
4292 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4293 }
4294
4295 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4296     [super webView:view didClearWindowObject:window forFrame:frame];
4297
4298     WebDataSource *source([frame dataSource]);
4299     NSURLResponse *response([source response]);
4300
4301     NSURL *url([response URL]);
4302     NSString *scheme([url scheme]);
4303     NSString *host([url host]);
4304
4305     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4306         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4307         NSDictionary *headers([http allHeaderFields]);
4308         [self setHeaders:headers forHost:host];
4309     }
4310
4311     if (
4312         [host isEqualToString:@"cydia.saurik.com"] ||
4313         [host hasSuffix:@".cydia.saurik.com"] ||
4314         [scheme isEqualToString:@"file"]
4315     )
4316         [window setValue:cydia_ forKey:@"cydia"];
4317 }
4318
4319 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4320     if (System_ != NULL)
4321         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4322     if (Machine_ != NULL)
4323         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4324     if (Token_ != nil)
4325         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4326     if (Role_ != nil)
4327         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4328 }
4329
4330 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4331     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4332     [self _setMoreHeaders:copy];
4333     return copy;
4334 }
4335
4336 - (void) setDelegate:(id)delegate {
4337     [super setDelegate:delegate];
4338     [cydia_ setDelegate:delegate];
4339 }
4340
4341 - (id) init {
4342     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4343         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4344
4345         WebView *webview([[webview_ _documentView] webView]);
4346
4347         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4348
4349         NSString *application = package == nil ? @"Cydia" : [NSString
4350             stringWithFormat:@"Cydia/%@",
4351             [package installed]
4352         ];
4353
4354         if (Safari_ != nil)
4355             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4356         if (Build_ != nil)
4357             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4358         if (Product_ != nil)
4359             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4360
4361         [webview setApplicationNameForUserAgent:application];
4362     } return self;
4363 }
4364
4365 @end
4366 /* }}} */
4367
4368 // CydiaScript {{{
4369 @interface NSObject (CydiaScript)
4370 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4371 @end
4372
4373 @implementation NSObject (CydiaScript)
4374
4375 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4376     return self;
4377 }
4378
4379 @end
4380
4381 @implementation NSArray (CydiaScript)
4382
4383 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4384     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4385     for (size_t i(0), e([self count]); i != e; ++i)
4386         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4387     return object;
4388 }
4389
4390 @end
4391
4392 @implementation NSDictionary (CydiaScript)
4393
4394 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4395     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4396     for (id i in self)
4397         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4398     return object;
4399 }
4400
4401 @end
4402 // }}}
4403
4404 /* Confirmation Controller {{{ */
4405 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4406     if (!iterator.end())
4407         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4408             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4409                 continue;
4410             pkgCache::PkgIterator package(dep.TargetPkg());
4411             if (package.end())
4412                 continue;
4413             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4414                 return true;
4415         }
4416
4417     return false;
4418 }
4419
4420 @protocol ConfirmationControllerDelegate
4421 - (void) cancelAndClear:(bool)clear;
4422 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4423 - (void) queue;
4424 @end
4425
4426 @interface ConfirmationController : CYBrowserController {
4427     _transient Database *database_;
4428
4429     UIAlertView *essential_;
4430
4431     NSDictionary *changes_;
4432     NSMutableArray *issues_;
4433     NSDictionary *sizes_;
4434
4435     BOOL substrate_;
4436 }
4437
4438 - (id) initWithDatabase:(Database *)database;
4439
4440 @end
4441
4442 @implementation ConfirmationController
4443
4444 - (void) dealloc {
4445     [changes_ release];
4446     [issues_ release];
4447     [sizes_ release];
4448
4449     if (essential_ != nil)
4450         [essential_ release];
4451
4452     [super dealloc];
4453 }
4454
4455 - (void) complete {
4456     if (substrate_)
4457         RestartSubstrate_ = true;
4458     [delegate_ confirmWithNavigationController:[self navigationController]];
4459 }
4460
4461 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4462     NSString *context([alert context]);
4463
4464     if ([context isEqualToString:@"remove"]) {
4465         if (button == [alert cancelButtonIndex])
4466             [self dismissModalViewControllerAnimated:YES];
4467         else if (button == [alert firstOtherButtonIndex]) {
4468             [self complete];
4469         }
4470
4471         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4472     } else if ([context isEqualToString:@"unable"]) {
4473         [self dismissModalViewControllerAnimated:YES];
4474         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4475     } else {
4476         [super alertView:alert clickedButtonAtIndex:button];
4477     }
4478 }
4479
4480 - (void) _doContinue {
4481     [self dismissModalViewControllerAnimated:YES];
4482     [delegate_ cancelAndClear:NO];
4483 }
4484
4485 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4486     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4487     return nil;
4488 }
4489
4490 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4491     [super webView:view didClearWindowObject:window forFrame:frame];
4492
4493     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4494         changes_, @"changes",
4495         issues_, @"issues",
4496         sizes_, @"sizes",
4497         self, @"queue",
4498     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4499 }
4500
4501 - (id) initWithDatabase:(Database *)database {
4502     if ((self = [super init]) != nil) {
4503         database_ = database;
4504
4505         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4506         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4507         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4508         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4509         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4510
4511         bool remove(false);
4512
4513         pkgCacheFile &cache([database_ cache]);
4514         NSArray *packages([database_ packages]);
4515         pkgDepCache::Policy *policy([database_ policy]);
4516
4517         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4518
4519         for (Package *package in packages) {
4520             pkgCache::PkgIterator iterator([package iterator]);
4521             NSString *name([package id]);
4522
4523             if ([package broken]) {
4524                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4525
4526                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4527                     name, @"package",
4528                     reasons, @"reasons",
4529                 nil]];
4530
4531                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4532                 if (ver.end())
4533                     continue;
4534
4535                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4536                     pkgCache::DepIterator start;
4537                     pkgCache::DepIterator end;
4538                     dep.GlobOr(start, end); // ++dep
4539
4540                     if (!cache->IsImportantDep(end))
4541                         continue;
4542                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4543                         continue;
4544
4545                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4546
4547                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4548                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4549                         clauses, @"clauses",
4550                     nil]];
4551
4552                     _forever {
4553                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4554
4555                         pkgCache::PkgIterator target(start.TargetPkg());
4556                         if (target->ProvidesList != 0)
4557                             reason = @"missing";
4558                         else {
4559                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4560                             if (!ver.end()) {
4561                                 reason = @"installed";
4562                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4563                             } else if (!cache[target].CandidateVerIter(cache).end())
4564                                 reason = @"uninstalled";
4565                             else if (target->ProvidesList == 0)
4566                                 reason = @"uninstallable";
4567                             else
4568                                 reason = @"virtual";
4569                         }
4570
4571                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4572                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4573                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4574                         nil]);
4575
4576                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4577                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4578                             version, @"version",
4579                             reason, @"reason",
4580                             installed, @"installed",
4581                         nil]];
4582
4583                         // yes, seriously. (wtf?)
4584                         if (start == end)
4585                             break;
4586                         ++start;
4587                     }
4588                 }
4589             }
4590
4591             pkgDepCache::StateCache &state(cache[iterator]);
4592
4593             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4594
4595             if (state.NewInstall())
4596                 [installs addObject:name];
4597             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4598                 [reinstalls addObject:name];
4599             else if (state.Upgrade())
4600                 [upgrades addObject:name];
4601             else if (state.Downgrade())
4602                 [downgrades addObject:name];
4603             else if (!state.Delete())
4604                 continue;
4605             else if (special_r(name))
4606                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4607                     [NSNull null], @"package",
4608                     [NSArray arrayWithObjects:
4609                         [NSDictionary dictionaryWithObjectsAndKeys:
4610                             @"Conflicts", @"relationship",
4611                             [NSArray arrayWithObjects:
4612                                 [NSDictionary dictionaryWithObjectsAndKeys:
4613                                     name, @"package",
4614                                     [NSNull null], @"version",
4615                                     @"installed", @"reason",
4616                                 nil],
4617                             nil], @"clauses",
4618                         nil],
4619                     nil], @"reasons",
4620                 nil]];
4621             else {
4622                 if ([package essential])
4623                     remove = true;
4624                 [removes addObject:name];
4625             }
4626
4627             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4628             substrate_ |= DepSubstrate(iterator.CurrentVer());
4629         }
4630
4631         if (!remove)
4632             essential_ = nil;
4633         else if (Advanced_) {
4634             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4635
4636             essential_ = [[UIAlertView alloc]
4637                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4638                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4639                 delegate:self
4640                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4641                 otherButtonTitles:
4642                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4643                 nil
4644             ];
4645
4646             [essential_ setContext:@"remove"];
4647         } else {
4648             essential_ = [[UIAlertView alloc]
4649                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4650                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4651                 delegate:self
4652                 cancelButtonTitle:UCLocalize("OKAY")
4653                 otherButtonTitles:nil
4654             ];
4655
4656             [essential_ setContext:@"unable"];
4657         }
4658
4659         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4660             installs, @"installs",
4661             reinstalls, @"reinstalls",
4662             upgrades, @"upgrades",
4663             downgrades, @"downgrades",
4664             removes, @"removes",
4665         nil];
4666
4667         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4668             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4669             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4670         nil];
4671
4672         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4673
4674         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4675             initWithTitle:UCLocalize("CANCEL")
4676             style:UIBarButtonItemStylePlain
4677             target:self
4678             action:@selector(cancelButtonClicked)
4679         ] autorelease]];
4680     } return self;
4681 }
4682
4683 #if !AlwaysReload
4684 - (void) applyRightButton {
4685     if ([issues_ count] == 0 && ![self isLoading])
4686         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4687             initWithTitle:UCLocalize("CONFIRM")
4688             style:UIBarButtonItemStyleDone
4689             target:self
4690             action:@selector(confirmButtonClicked)
4691         ] autorelease]];
4692     else
4693         [[self navigationItem] setRightBarButtonItem:nil];
4694 }
4695 #endif
4696
4697 - (void) cancelButtonClicked {
4698     [self dismissModalViewControllerAnimated:YES];
4699     [delegate_ cancelAndClear:YES];
4700 }
4701
4702 #if !AlwaysReload
4703 - (void) confirmButtonClicked {
4704     if (essential_ != nil)
4705         [essential_ show];
4706     else
4707         [self complete];
4708 }
4709 #endif
4710
4711 @end
4712 /* }}} */
4713
4714 /* Progress Data {{{ */
4715 @interface ProgressData : NSObject {
4716     SEL selector_;
4717     // XXX: should these really both be _transient?
4718     _transient id target_;
4719     _transient id object_;
4720 }
4721
4722 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4723
4724 - (SEL) selector;
4725 - (id) target;
4726 - (id) object;
4727
4728 @end
4729
4730 @implementation ProgressData
4731
4732 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4733     if ((self = [super init]) != nil) {
4734         selector_ = selector;
4735         target_ = target;
4736         object_ = object;
4737     } return self;
4738 }
4739
4740 - (SEL) selector {
4741     return selector_;
4742 }
4743
4744 - (id) target {
4745     return target_;
4746 }
4747
4748 - (id) object {
4749     return object_;
4750 }
4751
4752 @end
4753 /* }}} */
4754 /* Progress Controller {{{ */
4755 @interface ProgressController : CYViewController <
4756     ConfigurationDelegate,
4757     ProgressDelegate
4758 > {
4759     _transient Database *database_;
4760     UIProgressBar *progress_;
4761     UITextView *output_;
4762     UITextLabel *status_;
4763     UIPushButton *close_;
4764     BOOL running_;
4765     SHA1SumValue springlist_;
4766     SHA1SumValue notifyconf_;
4767     NSString *title_;
4768 }
4769
4770 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4771
4772 - (void) _retachThread;
4773 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4774
4775 - (BOOL) isRunning;
4776
4777 @end
4778
4779 @protocol ProgressControllerDelegate
4780 - (void) progressControllerIsComplete:(ProgressController *)sender;
4781 @end
4782
4783 @implementation ProgressController
4784
4785 - (void) dealloc {
4786     [database_ setDelegate:nil];
4787     [progress_ release];
4788     [output_ release];
4789     [status_ release];
4790     [close_ release];
4791     if (title_ != nil)
4792         [title_ release];
4793     [super dealloc];
4794 }
4795
4796 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4797     if ((self = [super init]) != nil) {
4798         database_ = database;
4799         [database_ setDelegate:self];
4800         delegate_ = delegate;
4801
4802         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4803
4804         progress_ = [[UIProgressBar alloc] init];
4805         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4806         [progress_ setStyle:0];
4807
4808         status_ = [[UITextLabel alloc] init];
4809         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4810         [status_ setColor:[UIColor whiteColor]];
4811         [status_ setBackgroundColor:[UIColor clearColor]];
4812         [status_ setCentersHorizontally:YES];
4813         //[status_ setFont:font];
4814
4815         output_ = [[UITextView alloc] init];
4816         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4817         //[output_ setTextFont:@"Courier New"];
4818         [output_ setFont:[[output_ font] fontWithSize:12]];
4819         [output_ setTextColor:[UIColor whiteColor]];
4820         [output_ setBackgroundColor:[UIColor clearColor]];
4821         [output_ setMarginTop:0];
4822         [output_ setAllowsRubberBanding:YES];
4823         [output_ setEditable:NO];
4824         [[self view] addSubview:output_];
4825
4826         close_ = [[UIPushButton alloc] init];
4827         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4828         [close_ setAutosizesToFit:NO];
4829         [close_ setDrawsShadow:YES];
4830         [close_ setStretchBackground:YES];
4831         [close_ setEnabled:YES];
4832         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4833         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4834         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4835         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4836     } return self;
4837 }
4838
4839 - (void) positionViews {
4840     CGRect bounds = [[self view] bounds];
4841     CGSize prgsize = [UIProgressBar defaultSize];
4842
4843     CGRect prgrect = {{
4844         (bounds.size.width - prgsize.width) / 2,
4845         bounds.size.height - prgsize.height - 20
4846     }, prgsize};
4847
4848     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4849
4850     [progress_ setFrame:prgrect];
4851     [status_ setFrame:CGRectMake(
4852         10,
4853         bounds.size.height - prgsize.height - 50,
4854         bounds.size.width - 20,
4855         24
4856     )];
4857     [output_ setFrame:CGRectMake(
4858         10,
4859         20,
4860         bounds.size.width - 20,
4861         bounds.size.height - 96
4862     )];
4863     [close_ setFrame:CGRectMake(
4864         (bounds.size.width - closewidth) / 2,
4865         bounds.size.height - prgsize.height - 50,
4866         closewidth,
4867         32 + prgsize.height
4868     )];
4869 }
4870
4871 - (void) viewWillAppear:(BOOL)animated {
4872     [super viewDidAppear:animated];
4873     [[self navigationItem] setHidesBackButton:YES];
4874     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4875
4876     [self positionViews];
4877 }
4878
4879 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4880     [self positionViews];
4881 }
4882
4883 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4884     NSString *context([alert context]);
4885
4886     if ([context isEqualToString:@"conffile"]) {
4887         FILE *input = [database_ input];
4888         if (button == [alert cancelButtonIndex])
4889             fprintf(input, "N\n");
4890         else if (button == [alert firstOtherButtonIndex])
4891             fprintf(input, "Y\n");
4892         fflush(input);
4893
4894         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4895     }
4896 }
4897
4898 - (void) closeButtonPushed {
4899     running_ = NO;
4900
4901     UpdateExternalStatus(0);
4902
4903     switch (Finish_) {
4904         case 0:
4905             [self dismissModalViewControllerAnimated:YES];
4906         break;
4907
4908         case 1:
4909             [delegate_ terminateWithSuccess];
4910             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4911                 [delegate_ suspendWithAnimation:YES];
4912             else
4913                 [delegate_ suspend];*/
4914         break;
4915
4916         case 2:
4917             _trace();
4918             goto reload;
4919
4920         case 3:
4921             _trace();
4922             goto reload;
4923
4924         reload:
4925             system("/usr/bin/sbreload");
4926             _trace();
4927         break;
4928
4929         case 4:
4930             _trace();
4931             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4932                 SBReboot(SBSSpringBoardServerPort());
4933             else
4934                 reboot2(RB_AUTOBOOT);
4935         break;
4936     }
4937 }
4938
4939 - (void) _retachThread {
4940     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4941
4942     [[self view] addSubview:close_];
4943     [progress_ removeFromSuperview];
4944     [status_ removeFromSuperview];
4945
4946     [database_ popErrorWithTitle:title_];
4947     [delegate_ progressControllerIsComplete:self];
4948
4949     if (Finish_ < 4) {
4950         FileFd file;
4951         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4952             _error->Discard();
4953         else {
4954             MMap mmap(file, MMap::ReadOnly);
4955             SHA1Summation sha1;
4956             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4957             if (!(notifyconf_ == sha1.Result()))
4958                 Finish_ = 4;
4959         }
4960     }
4961
4962     if (Finish_ < 3) {
4963         FileFd file;
4964         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4965             _error->Discard();
4966         else {
4967             MMap mmap(file, MMap::ReadOnly);
4968             SHA1Summation sha1;
4969             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4970             if (!(springlist_ == sha1.Result()))
4971                 Finish_ = 3;
4972         }
4973     }
4974
4975     if (Finish_ < 2) {
4976         if (RestartSubstrate_)
4977             Finish_ = 2;
4978     }
4979
4980     RestartSubstrate_ = false;
4981
4982     switch (Finish_) {
4983         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4984         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4985         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4986         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4987         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4988     }
4989
4990     _trace();
4991     system("su -c /usr/bin/uicache mobile");
4992     _trace();
4993
4994     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4995
4996     [delegate_ setStatusBarShowsProgress:NO];
4997 }
4998
4999 - (void) _detachNewThreadInvocation:(NSInvocation *)invocation { _pooled
5000     [invocation invoke];
5001     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
5002 }
5003
5004 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
5005     UpdateExternalStatus(1);
5006
5007     if (title_ != nil)
5008         [title_ release];
5009     if (title == nil)
5010         title_ = nil;
5011     else
5012         title_ = [title retain];
5013
5014     [[self navigationItem] setTitle:title_];
5015
5016     [status_ setText:nil];
5017     [output_ setText:@""];
5018     [progress_ setProgress:0];
5019
5020     [close_ removeFromSuperview];
5021     [[self view] addSubview:progress_];
5022     [[self view] addSubview:status_];
5023
5024     [delegate_ setStatusBarShowsProgress:YES];
5025     running_ = YES;
5026
5027     {
5028         FileFd file;
5029         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5030             _error->Discard();
5031         else {
5032             MMap mmap(file, MMap::ReadOnly);
5033             SHA1Summation sha1;
5034             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5035             notifyconf_ = sha1.Result();
5036         }
5037     }
5038
5039     {
5040         FileFd file;
5041         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5042             _error->Discard();
5043         else {
5044             MMap mmap(file, MMap::ReadOnly);
5045             SHA1Summation sha1;
5046             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5047             springlist_ = sha1.Result();
5048         }
5049     }
5050
5051     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
5052     [invocation setTarget:target];
5053     [invocation setSelector:selector];
5054     _assert(object == nil);
5055
5056     [NSThread detachNewThreadSelector:@selector(_detachNewThreadInvocation:) toTarget:self withObject:invocation];
5057 }
5058
5059 - (void) repairWithSelector:(SEL)selector {
5060     [self
5061         detachNewThreadSelector:selector
5062         toTarget:database_
5063         withObject:nil
5064         title:UCLocalize("REPAIRING")
5065     ];
5066 }
5067
5068 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5069     CYAlertView *sheet([[[CYAlertView alloc]
5070         initWithTitle:title
5071         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5072         defaultButtonIndex:0
5073     ] autorelease]);
5074
5075     [sheet setMessage:error];
5076     [sheet yieldToPopupAlertAnimated:YES];
5077     [sheet dismiss];
5078 }
5079
5080 - (void) startProgress {
5081 }
5082
5083 - (bool) isCancelling:(size_t)received {
5084     return false;
5085 }
5086
5087 - (void) setConfigurationData:(NSString *)data {
5088     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5089
5090     if (!conffile_r(data)) {
5091         lprintf("E:invalid conffile\n");
5092         return;
5093     }
5094
5095     NSString *ofile = conffile_r[1];
5096     //NSString *nfile = conffile_r[2];
5097
5098     UIAlertView *alert = [[[UIAlertView alloc]
5099         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5100         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5101         delegate:self
5102         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5103         otherButtonTitles:
5104             UCLocalize("ACCEPT_NEW_COPY"),
5105             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5106         nil
5107     ] autorelease];
5108
5109     [alert setContext:@"conffile"];
5110     [alert show];
5111 }
5112
5113 - (void) setProgressTitle:(NSString *)title {
5114     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5115     for (size_t i(0), e([words count]); i != e; ++i) {
5116         NSString *word([words objectAtIndex:i]);
5117         if (Package *package = [database_ packageWithName:word])
5118             [words replaceObjectAtIndex:i withObject:[package name]];
5119     }
5120
5121     [status_ setText:[words componentsJoinedByString:@" "]];
5122 }
5123
5124 - (void) setProgressPercent:(NSNumber *)percent {
5125     [progress_ setProgress:[percent floatValue]];
5126 }
5127
5128 - (void) addProgressOutput:(NSString *)output {
5129     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5130     CGSize size = [output_ contentSize];
5131     CGPoint offset = [output_ contentOffset];
5132     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5133         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5134         [output_ scrollRectToVisible:rect animated:YES];
5135     }
5136 }
5137
5138 - (BOOL) isRunning {
5139     return running_;
5140 }
5141
5142 @end
5143 /* }}} */
5144
5145 /* Cell Content View {{{ */
5146 @protocol ContentDelegate
5147 - (void) drawContentRect:(CGRect)rect;
5148 @end
5149
5150 @interface ContentView : UIView {
5151     _transient id<ContentDelegate> delegate_;
5152 }
5153
5154 @end
5155
5156 @implementation ContentView
5157
5158 - (id) initWithFrame:(CGRect)frame {
5159     if ((self = [super initWithFrame:frame]) != nil) {
5160         [self setNeedsDisplayOnBoundsChange:YES];
5161     } return self;
5162 }
5163
5164 - (void) setDelegate:(id<ContentDelegate>)delegate {
5165     delegate_ = delegate;
5166 }
5167
5168 - (void) drawRect:(CGRect)rect {
5169     [super drawRect:rect];
5170     [delegate_ drawContentRect:rect];
5171 }
5172
5173 @end
5174 /* }}} */
5175 /* Cydia TableView Cell {{{ */
5176 @interface CYTableViewCell : UITableViewCell {
5177     ContentView *content_;
5178     bool highlighted_;
5179 }
5180
5181 @end
5182
5183 @implementation CYTableViewCell
5184
5185 - (void) dealloc {
5186     [content_ release];
5187     [super dealloc];
5188 }
5189
5190 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5191     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5192
5193     if (view == content_) {
5194         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5195         highlighted_ = highlighted;
5196     }
5197
5198     [super _updateHighlightColorsForView:view highlighted:highlighted];
5199 }
5200
5201 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5202     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5203     highlighted_ = selected;
5204
5205     [super setSelected:selected animated:animated];
5206     [content_ setNeedsDisplay];
5207 }
5208
5209 @end
5210 /* }}} */
5211
5212 /* Package Cell {{{ */
5213 @interface PackageCell : CYTableViewCell <
5214     ContentDelegate
5215 > {
5216     UIImage *icon_;
5217     NSString *name_;
5218     NSString *description_;
5219     bool commercial_;
5220     NSString *source_;
5221     UIImage *badge_;
5222     Package *package_;
5223     UIImage *placard_;
5224 }
5225
5226 - (PackageCell *) init;
5227 - (void) setPackage:(Package *)package;
5228
5229 - (void) drawContentRect:(CGRect)rect;
5230
5231 @end
5232
5233 @implementation PackageCell
5234
5235 - (void) clearPackage {
5236     if (icon_ != nil) {
5237         [icon_ release];
5238         icon_ = nil;
5239     }
5240
5241     if (name_ != nil) {
5242         [name_ release];
5243         name_ = nil;
5244     }
5245
5246     if (description_ != nil) {
5247         [description_ release];
5248         description_ = nil;
5249     }
5250
5251     if (source_ != nil) {
5252         [source_ release];
5253         source_ = nil;
5254     }
5255
5256     if (badge_ != nil) {
5257         [badge_ release];
5258         badge_ = nil;
5259     }
5260
5261     if (placard_ != nil) {
5262         [placard_ release];
5263         placard_ = nil;
5264     }
5265
5266     [package_ release];
5267     package_ = nil;
5268 }
5269
5270 - (void) dealloc {
5271     [self clearPackage];
5272     [super dealloc];
5273 }
5274
5275 - (PackageCell *) init {
5276     CGRect frame(CGRectMake(0, 0, 320, 74));
5277     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5278         UIView *content([self contentView]);
5279         CGRect bounds([content bounds]);
5280
5281         content_ = [[ContentView alloc] initWithFrame:bounds];
5282         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5283         [content addSubview:content_];
5284
5285         [content_ setDelegate:self];
5286         [content_ setOpaque:YES];
5287     } return self;
5288 }
5289
5290 - (NSString *) accessibilityLabel {
5291     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5292 }
5293
5294 - (void) setPackage:(Package *)package {
5295     [self clearPackage];
5296     [package parse];
5297
5298     Source *source = [package source];
5299
5300     icon_ = [[package icon] retain];
5301     name_ = [[package name] retain];
5302
5303     if (IsWildcat_)
5304         description_ = [package longDescription];
5305     if (description_ == nil)
5306         description_ = [package shortDescription];
5307     if (description_ != nil)
5308         description_ = [description_ retain];
5309
5310     commercial_ = [package isCommercial];
5311
5312     package_ = [package retain];
5313
5314     NSString *label = nil;
5315     bool trusted = false;
5316
5317     if (source != nil) {
5318         label = [source label];
5319         trusted = [source trusted];
5320     } else if ([[package id] isEqualToString:@"firmware"])
5321         label = UCLocalize("APPLE");
5322     else
5323         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5324
5325     NSString *from(label);
5326
5327     NSString *section = [package simpleSection];
5328     if (section != nil && ![section isEqualToString:label]) {
5329         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5330         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5331     }
5332
5333     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5334     source_ = [from retain];
5335
5336     if (NSString *purpose = [package primaryPurpose])
5337         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5338             badge_ = [badge_ retain];
5339
5340     UIColor *color;
5341     NSString *placard;
5342
5343     if (NSString *mode = [package_ mode]) {
5344         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5345             color = RemovingColor_;
5346             //placard = @"removing";
5347         } else {
5348             color = InstallingColor_;
5349             //placard = @"installing";
5350         }
5351
5352         // XXX: the removing/installing placards are not @2x
5353         placard = nil;
5354     } else {
5355         color = [UIColor whiteColor];
5356
5357         if ([package installed] != nil)
5358             placard = @"installed";
5359         else
5360             placard = nil;
5361     }
5362
5363     [content_ setBackgroundColor:color];
5364
5365     if (placard != nil)
5366         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5367             placard_ = [placard_ retain];
5368
5369     [self setNeedsDisplay];
5370     [content_ setNeedsDisplay];
5371 }
5372
5373 - (void) drawContentRect:(CGRect)rect {
5374     bool highlighted(highlighted_);
5375     float width([self bounds].size.width);
5376
5377 #if 0
5378     CGContextRef context(UIGraphicsGetCurrentContext());
5379     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5380     CGContextFillRect(context, rect);
5381 #endif
5382
5383     if (icon_ != nil) {
5384         CGRect rect;
5385         rect.size = [icon_ size];
5386
5387         rect.size.width /= 2;
5388         rect.size.height /= 2;
5389
5390         rect.origin.x = 25 - rect.size.width / 2;
5391         rect.origin.y = 25 - rect.size.height / 2;
5392
5393         [icon_ drawInRect:rect];
5394     }
5395
5396     if (badge_ != nil) {
5397         CGRect rect;
5398         rect.size = [badge_ size];
5399
5400         rect.size.width /= 2;
5401         rect.size.height /= 2;
5402
5403         rect.origin.x = 36 - rect.size.width / 2;
5404         rect.origin.y = 36 - rect.size.height / 2;
5405
5406         [badge_ drawInRect:rect];
5407     }
5408
5409     if (highlighted)
5410         UISetColor(White_);
5411
5412     if (!highlighted)
5413         UISetColor(commercial_ ? Purple_ : Black_);
5414     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5415     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5416
5417     if (!highlighted)
5418         UISetColor(commercial_ ? Purplish_ : Gray_);
5419     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5420
5421     if (placard_ != nil)
5422         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5423 }
5424
5425 @end
5426 /* }}} */
5427 /* Section Cell {{{ */
5428 @interface SectionCell : CYTableViewCell <
5429     ContentDelegate
5430 > {
5431     NSString *basic_;
5432     NSString *section_;
5433     NSString *name_;
5434     NSString *count_;
5435     UIImage *icon_;
5436     UISwitch *switch_;
5437     BOOL editing_;
5438 }
5439
5440 - (void) setSection:(Section *)section editing:(BOOL)editing;
5441
5442 @end
5443
5444 @implementation SectionCell
5445
5446 - (void) clearSection {
5447     if (basic_ != nil) {
5448         [basic_ release];
5449         basic_ = nil;
5450     }
5451
5452     if (section_ != nil) {
5453         [section_ release];
5454         section_ = nil;
5455     }
5456
5457     if (name_ != nil) {
5458         [name_ release];
5459         name_ = nil;
5460     }
5461
5462     if (count_ != nil) {
5463         [count_ release];
5464         count_ = nil;
5465     }
5466 }
5467
5468 - (void) dealloc {
5469     [self clearSection];
5470     [icon_ release];
5471     [switch_ release];
5472     [super dealloc];
5473 }
5474
5475 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5476     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5477         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5478         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5479         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5480
5481         UIView *content([self contentView]);
5482         CGRect bounds([content bounds]);
5483
5484         content_ = [[ContentView alloc] initWithFrame:bounds];
5485         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5486         [content addSubview:content_];
5487         [content_ setBackgroundColor:[UIColor whiteColor]];
5488
5489         [content_ setDelegate:self];
5490     } return self;
5491 }
5492
5493 - (void) onSwitch:(id)sender {
5494     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5495     if (metadata == nil) {
5496         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5497         [Sections_ setObject:metadata forKey:basic_];
5498     }
5499
5500     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5501     Changed_ = true;
5502 }
5503
5504 - (void) setSection:(Section *)section editing:(BOOL)editing {
5505     if (editing != editing_) {
5506         if (editing_)
5507             [switch_ removeFromSuperview];
5508         else
5509             [self addSubview:switch_];
5510         editing_ = editing;
5511     }
5512
5513     [self clearSection];
5514
5515     if (section == nil) {
5516         name_ = [UCLocalize("ALL_PACKAGES") retain];
5517         count_ = nil;
5518     } else {
5519         basic_ = [section name];
5520         if (basic_ != nil)
5521             basic_ = [basic_ retain];
5522
5523         section_ = [section localized];
5524         if (section_ != nil)
5525             section_ = [section_ retain];
5526
5527         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5528         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5529
5530         if (editing_)
5531             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5532     }
5533
5534     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5535     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5536
5537     [content_ setNeedsDisplay];
5538 }
5539
5540 - (void) setFrame:(CGRect)frame {
5541     [super setFrame:frame];
5542
5543     CGRect rect([switch_ frame]);
5544     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5545 }
5546
5547 - (NSString *) accessibilityLabel {
5548     return name_;
5549 }
5550
5551 - (void) drawContentRect:(CGRect)rect {
5552     bool highlighted(highlighted_ && !editing_);
5553
5554     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5555
5556     if (highlighted)
5557         UISetColor(White_);
5558
5559     float width(rect.size.width);
5560     if (editing_)
5561         width -= 87;
5562
5563     if (!highlighted)
5564         UISetColor(Black_);
5565     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5566
5567     CGSize size = [count_ sizeWithFont:Font14_];
5568
5569     UISetColor(White_);
5570     if (count_ != nil)
5571         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5572 }
5573
5574 @end
5575 /* }}} */
5576
5577 /* File Table {{{ */
5578 @interface FileTable : CYViewController <
5579     UITableViewDataSource,
5580     UITableViewDelegate
5581 > {
5582     _transient Database *database_;
5583     Package *package_;
5584     NSString *name_;
5585     NSMutableArray *files_;
5586     UITableView *list_;
5587 }
5588
5589 - (id) initWithDatabase:(Database *)database;
5590 - (void) setPackage:(Package *)package;
5591
5592 @end
5593
5594 @implementation FileTable
5595
5596 - (void) dealloc {
5597     [self releaseSubviews];
5598
5599     [package_ release];
5600     [name_ release];
5601     [files_ release];
5602
5603     [super dealloc];
5604 }
5605
5606 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5607     return files_ == nil ? 0 : [files_ count];
5608 }
5609
5610 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5611     return 24.0f;
5612 }*/
5613
5614 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5615     static NSString *reuseIdentifier = @"Cell";
5616
5617     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5618     if (cell == nil) {
5619         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5620         [cell setFont:[UIFont systemFontOfSize:16]];
5621     }
5622     [cell setText:[files_ objectAtIndex:indexPath.row]];
5623     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5624
5625     return cell;
5626 }
5627
5628 - (NSURL *) navigationURL {
5629     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5630 }
5631
5632 - (void) loadView {
5633     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5634
5635     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5636     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5637     [list_ setRowHeight:24.0f];
5638     [list_ setDataSource:self];
5639     [list_ setDelegate:self];
5640     [[self view] addSubview:list_];
5641 }
5642
5643 - (void) viewDidLoad {
5644     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5645 }
5646
5647 - (void) releaseSubviews {
5648     [list_ release];
5649     list_ = nil;
5650 }
5651
5652 - (id) initWithDatabase:(Database *)database {
5653     if ((self = [super init]) != nil) {
5654         database_ = database;
5655
5656         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5657     } return self;
5658 }
5659
5660 - (void) setPackage:(Package *)package {
5661     if (package_ != nil) {
5662         [package_ autorelease];
5663         package_ = nil;
5664     }
5665
5666     if (name_ != nil) {
5667         [name_ release];
5668         name_ = nil;
5669     }
5670
5671     [files_ removeAllObjects];
5672
5673     if (package != nil) {
5674         package_ = [package retain];
5675         name_ = [[package id] retain];
5676
5677         if (NSArray *files = [package files])
5678             [files_ addObjectsFromArray:files];
5679
5680         if ([files_ count] != 0) {
5681             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5682                 [files_ removeObjectAtIndex:0];
5683             [files_ sortUsingSelector:@selector(compareByPath:)];
5684
5685             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5686             [stack addObject:@"/"];
5687
5688             for (int i(0), e([files_ count]); i != e; ++i) {
5689                 NSString *file = [files_ objectAtIndex:i];
5690                 while (![file hasPrefix:[stack lastObject]])
5691                     [stack removeLastObject];
5692                 NSString *directory = [stack lastObject];
5693                 [stack addObject:[file stringByAppendingString:@"/"]];
5694                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5695                     ([stack count] - 2) * 3, "",
5696                     [file substringFromIndex:[directory length]]
5697                 ]];
5698             }
5699         }
5700     }
5701
5702     [list_ reloadData];
5703 }
5704
5705 - (void) reloadData {
5706     [super reloadData];
5707
5708     [self setPackage:[database_ packageWithName:name_]];
5709 }
5710
5711 @end
5712 /* }}} */
5713 /* Package Controller {{{ */
5714 @interface CYPackageController : CYBrowserController <
5715     UIActionSheetDelegate
5716 > {
5717     _transient Database *database_;
5718     Package *package_;
5719     NSString *name_;
5720     bool commercial_;
5721     NSMutableArray *buttons_;
5722     UIBarButtonItem *button_;
5723 }
5724
5725 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5726
5727 @end
5728
5729 @implementation CYPackageController
5730
5731 - (void) dealloc {
5732     if (package_ != nil)
5733         [package_ release];
5734     if (name_ != nil)
5735         [name_ release];
5736
5737     [buttons_ release];
5738
5739     if (button_ != nil)
5740         [button_ release];
5741
5742     [super dealloc];
5743 }
5744
5745 - (NSURL *) navigationURL {
5746     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5747 }
5748
5749 /* XXX: this is not safe at all... localization of /fail/ */
5750 - (void) _clickButtonWithName:(NSString *)name {
5751     if ([name isEqualToString:UCLocalize("CLEAR")])
5752         [delegate_ clearPackage:package_];
5753     else if ([name isEqualToString:UCLocalize("INSTALL")])
5754         [delegate_ installPackage:package_];
5755     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5756         [delegate_ installPackage:package_];
5757     else if ([name isEqualToString:UCLocalize("REMOVE")])
5758         [delegate_ removePackage:package_];
5759     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5760         [delegate_ installPackage:package_];
5761     else _assert(false);
5762 }
5763
5764 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5765     NSString *context([sheet context]);
5766
5767     if ([context isEqualToString:@"modify"]) {
5768         if (button != [sheet cancelButtonIndex]) {
5769             NSString *buttonName = [buttons_ objectAtIndex:button];
5770             [self _clickButtonWithName:buttonName];
5771         }
5772
5773         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5774     }
5775 }
5776
5777 - (bool) _allowJavaScriptPanel {
5778     return commercial_;
5779 }
5780
5781 #if !AlwaysReload
5782 - (void) _customButtonClicked {
5783     int count([buttons_ count]);
5784     if (count == 0)
5785         return;
5786
5787     if (count == 1)
5788         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5789     else {
5790         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5791         [buttons addObjectsFromArray:buttons_];
5792
5793         UIActionSheet *sheet = [[[UIActionSheet alloc]
5794             initWithTitle:nil
5795             delegate:self
5796             cancelButtonTitle:nil
5797             destructiveButtonTitle:nil
5798             otherButtonTitles:nil
5799         ] autorelease];
5800
5801         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5802         if (!IsWildcat_) {
5803            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5804            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5805         }
5806         [sheet setContext:@"modify"];
5807
5808         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5809     }
5810 }
5811
5812 // We don't want to allow non-commercial packages to do custom things to the install button,
5813 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5814 - (void) customButtonClicked {
5815     if (commercial_)
5816         [super customButtonClicked];
5817     else
5818         [self _customButtonClicked];
5819 }
5820
5821 - (void) reloadButtonClicked {
5822     // Don't reload a commerical package by tapping the loading button,
5823     // but if it's not an Install button, we should forward it on.
5824     if (![package_ uninstalled])
5825         [self _customButtonClicked];
5826 }
5827
5828 - (void) applyLoadingTitle {
5829     // Don't show "Loading" as the title. Ever.
5830 }
5831
5832 - (UIBarButtonItem *) rightButton {
5833     return button_;
5834 }
5835 #endif
5836
5837 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5838     if ((self = [super init]) != nil) {
5839         database_ = database;
5840         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5841         name_ = [[NSString alloc] initWithString:name];
5842         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5843     } return self;
5844 }
5845
5846 - (void) reloadData {
5847     if (package_ != nil)
5848         [package_ autorelease];
5849     package_ = [database_ packageWithName:name_];
5850
5851     [buttons_ removeAllObjects];
5852
5853     if (package_ != nil) {
5854         [package_ parse];
5855
5856         package_ = [package_ retain];
5857         commercial_ = [package_ isCommercial];
5858
5859         if ([package_ mode] != nil)
5860             [buttons_ addObject:UCLocalize("CLEAR")];
5861         if ([package_ source] == nil);
5862         else if ([package_ upgradableAndEssential:NO])
5863             [buttons_ addObject:UCLocalize("UPGRADE")];
5864         else if ([package_ uninstalled])
5865             [buttons_ addObject:UCLocalize("INSTALL")];
5866         else
5867             [buttons_ addObject:UCLocalize("REINSTALL")];
5868         if (![package_ uninstalled])
5869             [buttons_ addObject:UCLocalize("REMOVE")];
5870     }
5871
5872     if (button_ != nil)
5873         [button_ release];
5874
5875     NSString *title;
5876     switch ([buttons_ count]) {
5877         case 0: title = nil; break;
5878         case 1: title = [buttons_ objectAtIndex:0]; break;
5879         default: title = UCLocalize("MODIFY"); break;
5880     }
5881
5882     button_ = [[UIBarButtonItem alloc]
5883         initWithTitle:title
5884         style:UIBarButtonItemStylePlain
5885         target:self
5886         action:@selector(customButtonClicked)
5887     ];
5888
5889     [super reloadData];
5890 }
5891
5892 - (bool) isLoading {
5893     return commercial_ ? [super isLoading] : false;
5894 }
5895
5896 @end
5897 /* }}} */
5898
5899 /* Package List Controller {{{ */
5900 @interface PackageListController : CYViewController <
5901     UITableViewDataSource,
5902     UITableViewDelegate
5903 > {
5904     _transient Database *database_;
5905     unsigned era_;
5906     NSMutableArray *packages_;
5907     NSMutableArray *sections_;
5908     UITableView *list_;
5909     NSMutableArray *index_;
5910     NSMutableDictionary *indices_;
5911     NSString *title_;
5912 }
5913
5914 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5915 - (void) setDelegate:(id)delegate;
5916 - (void) resetCursor;
5917
5918 @end
5919
5920 @implementation PackageListController
5921
5922 - (void) dealloc {
5923     [packages_ release];
5924     [sections_ release];
5925     [list_ release];
5926     [index_ release];
5927     [indices_ release];
5928     [title_ release];
5929
5930     [super dealloc];
5931 }
5932
5933 - (void) deselectWithAnimation:(BOOL)animated {
5934     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5935 }
5936
5937 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5938     CGRect base = [[self view] bounds];
5939     base.size.height -= bounds.size.height;
5940     base.origin = [list_ frame].origin;
5941
5942     [UIView beginAnimations:nil context:NULL];
5943     [UIView setAnimationBeginsFromCurrentState:YES];
5944     [UIView setAnimationCurve:curve];
5945     [UIView setAnimationDuration:duration];
5946     [list_ setFrame:base];
5947     [UIView commitAnimations];
5948 }
5949
5950 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5951     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5952 }
5953
5954 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5955     [self resizeForKeyboardBounds:bounds duration:0];
5956 }
5957
5958 - (void) keyboardWillShow:(NSNotification *)notification {
5959     CGRect bounds;
5960     CGPoint center;
5961     NSTimeInterval duration;
5962     UIViewAnimationCurve curve;
5963     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5964     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5965     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5966     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5967
5968     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);
5969     UIViewController *base = self;
5970     while ([base parentViewController] != nil)
5971         base = [base parentViewController];
5972     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5973     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5974
5975     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5976 }
5977
5978 - (void) keyboardWillHide:(NSNotification *)notification {
5979     NSTimeInterval duration;
5980     UIViewAnimationCurve curve;
5981     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5982     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5983
5984     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5985 }
5986
5987 - (void) viewWillAppear:(BOOL)animated {
5988     [super viewWillAppear:animated];
5989
5990     [self resizeForKeyboardBounds:CGRectZero];
5991     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5992     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5993 }
5994
5995 - (void) viewWillDisappear:(BOOL)animated {
5996     [super viewWillDisappear:animated];
5997
5998     [self resizeForKeyboardBounds:CGRectZero];
5999     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6000     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6001 }
6002
6003 - (void) viewDidAppear:(BOOL)animated {
6004     [super viewDidAppear:animated];
6005     [self deselectWithAnimation:animated];
6006 }
6007
6008 - (void) didSelectPackage:(Package *)package {
6009     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6010     [view setDelegate:delegate_];
6011     [[self navigationController] pushViewController:view animated:YES];
6012 }
6013
6014 #if TryIndexedCollation
6015 + (BOOL) hasIndexedCollation {
6016     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6017 }
6018 #endif
6019
6020 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6021     NSInteger count([sections_ count]);
6022     return count == 0 ? 1 : count;
6023 }
6024
6025 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6026     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6027         return nil;
6028     return [[sections_ objectAtIndex:section] name];
6029 }
6030
6031 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6032     if ([sections_ count] == 0)
6033         return 0;
6034     return [[sections_ objectAtIndex:section] count];
6035 }
6036
6037 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6038 @synchronized (database_) {
6039     if ([database_ era] != era_)
6040         return nil;
6041
6042     Section *section([sections_ objectAtIndex:[path section]]);
6043     NSInteger row([path row]);
6044     Package *package([packages_ objectAtIndex:([section row] + row)]);
6045     return [[package retain] autorelease];
6046 } }
6047
6048 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6049     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6050     if (cell == nil)
6051         cell = [[[PackageCell alloc] init] autorelease];
6052     [cell setPackage:[self packageAtIndexPath:path]];
6053     return cell;
6054 }
6055
6056 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6057     Package *package([self packageAtIndexPath:path]);
6058     package = [database_ packageWithName:[package id]];
6059     [self didSelectPackage:package];
6060 }
6061
6062 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6063     // XXX: is 20 the most optimal number here?
6064     return [packages_ count] > 20 ? index_ : nil;
6065 }
6066
6067 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6068 #if TryIndexedCollation
6069     if ([[self class] hasIndexedCollation]) {
6070         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6071     }
6072 #endif
6073
6074     return index;
6075 }
6076
6077 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6078     if ((self = [super init]) != nil) {
6079         database_ = database;
6080         title_ = [title copy];
6081         [[self navigationItem] setTitle:title_];
6082
6083 #if TryIndexedCollation
6084         if ([[self class] hasIndexedCollation])
6085             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6086         else
6087 #endif
6088             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6089
6090         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6091
6092         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6093         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6094
6095         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6096         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6097         [list_ setRowHeight:73];
6098         [[self view] addSubview:list_];
6099
6100         [list_ setDataSource:self];
6101         [list_ setDelegate:self];
6102     } return self;
6103 }
6104
6105 - (void) setDelegate:(id)delegate {
6106     delegate_ = delegate;
6107 }
6108
6109 - (bool) hasPackage:(Package *)package {
6110     return true;
6111 }
6112
6113 - (void) reloadData {
6114     [super reloadData];
6115
6116     era_ = [database_ era];
6117     NSArray *packages = [database_ packages];
6118
6119     [packages_ removeAllObjects];
6120     [sections_ removeAllObjects];
6121
6122     _profile(PackageTable$reloadData$Filter)
6123         for (Package *package in packages)
6124             if ([self hasPackage:package])
6125                 [packages_ addObject:package];
6126     _end
6127
6128     [indices_ removeAllObjects];
6129
6130     Section *section = nil;
6131
6132 #if TryIndexedCollation
6133     if ([[self class] hasIndexedCollation]) {
6134         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6135         NSArray *titles = [collation sectionIndexTitles];
6136         int secidx = -1;
6137
6138         _profile(PackageTable$reloadData$Section)
6139             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6140                 Package *package;
6141                 int index;
6142
6143                 _profile(PackageTable$reloadData$Section$Package)
6144                     package = [packages_ objectAtIndex:offset];
6145                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6146                 _end
6147
6148                 while (secidx < index) {
6149                     secidx += 1;
6150
6151                     _profile(PackageTable$reloadData$Section$Allocate)
6152                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6153                     _end
6154
6155                     _profile(PackageTable$reloadData$Section$Add)
6156                         [sections_ addObject:section];
6157                     _end
6158                 }
6159
6160                 [section addToCount];
6161             }
6162         _end
6163     } else
6164 #endif
6165     {
6166         [index_ removeAllObjects];
6167
6168         _profile(PackageTable$reloadData$Section)
6169             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6170                 Package *package;
6171                 unichar index;
6172
6173                 _profile(PackageTable$reloadData$Section$Package)
6174                     package = [packages_ objectAtIndex:offset];
6175                     index = [package index];
6176                 _end
6177
6178                 if (section == nil || [section index] != index) {
6179                     _profile(PackageTable$reloadData$Section$Allocate)
6180                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6181                     _end
6182
6183                     [index_ addObject:[section name]];
6184                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6185
6186                     _profile(PackageTable$reloadData$Section$Add)
6187                         [sections_ addObject:section];
6188                     _end
6189                 }
6190
6191                 [section addToCount];
6192             }
6193         _end
6194     }
6195
6196     _profile(PackageTable$reloadData$List)
6197         [list_ reloadData];
6198     _end
6199 }
6200
6201 - (void) resetCursor {
6202     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6203 }
6204
6205 @end
6206 /* }}} */
6207 /* Filtered Package List Controller {{{ */
6208 @interface FilteredPackageListController : PackageListController {
6209     SEL filter_;
6210     IMP imp_;
6211     id object_;
6212 }
6213
6214 - (void) setObject:(id)object;
6215 - (void) setObject:(id)object forFilter:(SEL)filter;
6216
6217 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6218
6219 @end
6220
6221 @implementation FilteredPackageListController
6222
6223 - (void) dealloc {
6224     if (object_ != nil)
6225         [object_ release];
6226     [super dealloc];
6227 }
6228
6229 - (void) setFilter:(SEL)filter {
6230     filter_ = filter;
6231
6232     /* XXX: this is an unsafe optimization of doomy hell */
6233     Method method(class_getInstanceMethod([Package class], filter));
6234     _assert(method != NULL);
6235     imp_ = method_getImplementation(method);
6236     _assert(imp_ != NULL);
6237 }
6238
6239 - (void) setObject:(id)object {
6240     if (object_ != nil)
6241         [object_ release];
6242     if (object == nil)
6243         object_ = nil;
6244     else
6245         object_ = [object retain];
6246 }
6247
6248 - (void) setObject:(id)object forFilter:(SEL)filter {
6249     [self setFilter:filter];
6250     [self setObject:object];
6251 }
6252
6253 - (bool) hasPackage:(Package *)package {
6254     _profile(FilteredPackageTable$hasPackage)
6255         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6256     _end
6257 }
6258
6259 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6260     if ((self = [super initWithDatabase:database title:title]) != nil) {
6261         [self setFilter:filter];
6262         [self setObject:object];
6263     } return self;
6264 }
6265
6266 @end
6267 /* }}} */
6268
6269 /* Home Controller {{{ */
6270 @interface HomeController : CYBrowserController {
6271 }
6272
6273 @end
6274
6275 @implementation HomeController
6276
6277 + (BOOL) shouldHideNavigationBar {
6278     return NO;
6279 }
6280
6281 - (NSURL *) navigationURL {
6282     return [NSURL URLWithString:@"cydia://home"];
6283 }
6284
6285 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6286     [super _setMoreHeaders:request];
6287
6288     if (ChipID_ != nil)
6289         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6290     if (UniqueID_ != nil)
6291         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6292     if (PLMN_ != nil)
6293         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6294 }
6295
6296 - (void) aboutButtonClicked {
6297     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6298
6299     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6300     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6301     [alert setCancelButtonIndex:0];
6302
6303     [alert setMessage:
6304         @"Copyright (C) 2008-2011\n"
6305         "Jay Freeman (saurik)\n"
6306         "saurik@saurik.com\n"
6307         "http://www.saurik.com/"
6308     ];
6309
6310     [alert show];
6311 }
6312
6313 - (void) viewWillDisappear:(BOOL)animated {
6314     [super viewWillDisappear:animated];
6315
6316     if ([[self class] shouldHideNavigationBar])
6317         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6318 }
6319
6320 - (void) viewWillAppear:(BOOL)animated {
6321     if (![self hasLoaded])
6322         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6323
6324     [super viewWillAppear:animated];
6325
6326     if ([[self class] shouldHideNavigationBar])
6327         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6328 }
6329
6330 - (void) viewDidLoad {
6331     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6332         initWithTitle:UCLocalize("ABOUT")
6333         style:UIBarButtonItemStylePlain
6334         target:self
6335         action:@selector(aboutButtonClicked)
6336     ] autorelease]];
6337 }
6338
6339 @end
6340 /* }}} */
6341 /* Manage Controller {{{ */
6342 @interface ManageController : CYBrowserController {
6343 }
6344
6345 - (void) queueStatusDidChange;
6346
6347 @end
6348
6349 @implementation ManageController
6350
6351 - (NSURL *) navigationURL {
6352     return [NSURL URLWithString:@"cydia://manage"];
6353 }
6354
6355 - (void) viewWillAppear:(BOOL)animated {
6356     if (![self hasLoaded])
6357         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6358
6359     [super viewWillAppear:animated];
6360 }
6361
6362 - (void) viewDidLoad {
6363     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6364         initWithTitle:UCLocalize("SETTINGS")
6365         style:UIBarButtonItemStylePlain
6366         target:self
6367         action:@selector(settingsButtonClicked)
6368     ] autorelease]];
6369
6370     [self queueStatusDidChange];
6371 }
6372
6373 - (void) settingsButtonClicked {
6374     [delegate_ showSettings];
6375 }
6376
6377 #if !AlwaysReload
6378 - (void) queueButtonClicked {
6379     [delegate_ queue];
6380 }
6381
6382 - (void) applyLoadingTitle {
6383     // Disable "Loading" title.
6384 }
6385
6386 - (void) applyRightButton {
6387     // Disable right button.
6388 }
6389 #endif
6390
6391 - (void) queueStatusDidChange {
6392 #if !AlwaysReload
6393     if (!IsWildcat_ && Queuing_) {
6394         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6395             initWithTitle:UCLocalize("QUEUE")
6396             style:UIBarButtonItemStyleDone
6397             target:self
6398             action:@selector(queueButtonClicked)
6399         ] autorelease]];
6400     } else {
6401         [[self navigationItem] setRightBarButtonItem:nil];
6402     }
6403 #endif
6404 }
6405
6406 - (bool) isLoading {
6407     // Never show as loading.
6408     return false;
6409 }
6410
6411 @end
6412 /* }}} */
6413
6414 /* Refresh Bar {{{ */
6415 @interface RefreshBar : UINavigationBar {
6416     UIProgressIndicator *indicator_;
6417     UITextLabel *prompt_;
6418     UIProgressBar *progress_;
6419     UINavigationButton *cancel_;
6420 }
6421
6422 @end
6423
6424 @implementation RefreshBar
6425
6426 - (void) dealloc {
6427     [indicator_ release];
6428     [prompt_ release];
6429     [progress_ release];
6430     [cancel_ release];
6431     [super dealloc];
6432 }
6433
6434 - (void) positionViews {
6435     CGRect frame = [cancel_ frame];
6436     frame.size = [cancel_ sizeThatFits:frame.size];
6437     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6438     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6439     [cancel_ setFrame:frame];
6440
6441     CGSize prgsize = {75, 100};
6442     CGRect prgrect = {{
6443         [self frame].size.width - prgsize.width - 10,
6444         ([self frame].size.height - prgsize.height) / 2
6445     } , prgsize};
6446     [progress_ setFrame:prgrect];
6447
6448     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6449     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6450     CGRect indrect = {{indoffset, indoffset}, indsize};
6451     [indicator_ setFrame:indrect];
6452
6453     CGSize prmsize = {215, indsize.height + 4};
6454     CGRect prmrect = {{
6455         indoffset * 2 + indsize.width,
6456         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6457     }, prmsize};
6458     [prompt_ setFrame:prmrect];
6459 }
6460
6461 - (void) setFrame:(CGRect)frame {
6462     [super setFrame:frame];
6463     [self positionViews];
6464 }
6465
6466 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6467     if ((self = [super initWithFrame:frame]) != nil) {
6468         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6469
6470         [self setBarStyle:UIBarStyleBlack];
6471
6472         UIBarStyle barstyle([self _barStyle:NO]);
6473         bool ugly(barstyle == UIBarStyleDefault);
6474
6475         UIProgressIndicatorStyle style = ugly ?
6476             UIProgressIndicatorStyleMediumBrown :
6477             UIProgressIndicatorStyleMediumWhite;
6478
6479         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6480         [indicator_ setStyle:style];
6481         [indicator_ startAnimation];
6482         [self addSubview:indicator_];
6483
6484         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6485         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6486         [prompt_ setBackgroundColor:[UIColor clearColor]];
6487         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6488         [self addSubview:prompt_];
6489
6490         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6491         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6492         [progress_ setStyle:0];
6493         [self addSubview:progress_];
6494
6495         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6496         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6497         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6498         [cancel_ setBarStyle:barstyle];
6499
6500         [self positionViews];
6501     } return self;
6502 }
6503
6504 - (void) cancel {
6505     [cancel_ removeFromSuperview];
6506 }
6507
6508 - (void) start {
6509     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6510     [progress_ setProgress:0];
6511     [self addSubview:cancel_];
6512 }
6513
6514 - (void) stop {
6515     [cancel_ removeFromSuperview];
6516 }
6517
6518 - (void) setPrompt:(NSString *)prompt {
6519     [prompt_ setText:prompt];
6520 }
6521
6522 - (void) setProgress:(float)progress {
6523     [progress_ setProgress:progress];
6524 }
6525
6526 @end
6527 /* }}} */
6528
6529 @class CYNavigationController;
6530
6531 /* Cydia Tab Bar Controller {{{ */
6532 @interface CYTabBarController : UITabBarController <
6533     UITabBarControllerDelegate,
6534     ProgressDelegate
6535 > {
6536     _transient Database *database_;
6537     RefreshBar *refreshbar_;
6538
6539     bool dropped_;
6540     bool updating_;
6541     // XXX: ok, "updatedelegate_"?...
6542     _transient NSObject<CydiaDelegate> *updatedelegate_;
6543
6544     id root_;
6545     UIViewController *remembered_;
6546     _transient UIViewController *transient_;
6547 }
6548
6549 - (NSArray *) navigationURLCollection;
6550 - (void) dropBar:(BOOL)animated;
6551 - (void) beginUpdate;
6552 - (void) raiseBar:(BOOL)animated;
6553 - (BOOL) updating;
6554
6555 @end
6556
6557 @implementation CYTabBarController
6558
6559 - (void) setUnselectedViewController:(UIViewController *)transient {
6560     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6561     if (transient != nil) {
6562         if (transient_ == nil)
6563             remembered_ = [[controllers objectAtIndex:0] retain];
6564         transient_ = transient;
6565         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6566         [controllers replaceObjectAtIndex:0 withObject:transient_];
6567         [self setSelectedIndex:0];
6568         [self setViewControllers:controllers];
6569         [self concealTabBarSelection];
6570     } else if (remembered_ != nil) {
6571         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6572         transient_ = transient;
6573         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6574         [remembered_ release];
6575         remembered_ = nil;
6576         [self setViewControllers:controllers];
6577         [self revealTabBarSelection];
6578     }
6579 }
6580
6581 - (UIViewController *) unselectedViewController {
6582     return transient_;
6583 }
6584
6585 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6586     if ([self unselectedViewController])
6587         [self setUnselectedViewController:nil];
6588 }
6589
6590 - (NSArray *) navigationURLCollection {
6591     NSMutableArray *items([NSMutableArray array]);
6592
6593     // XXX: Should this deal with transient view controllers?
6594     for (id navigation in [self viewControllers]) {
6595         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6596         if (stack != nil)
6597             [items addObject:stack];
6598     }
6599
6600     return items;
6601 }
6602
6603 - (void) reloadData {
6604     for (CYViewController *controller in [self viewControllers])
6605         [controller reloadData];
6606
6607     [(CYNavigationController *)[self unselectedViewController] reloadData];
6608 }
6609
6610 - (void) dealloc {
6611     [refreshbar_ release];
6612     [[NSNotificationCenter defaultCenter] removeObserver:self];
6613
6614     [super dealloc];
6615 }
6616
6617 - (id) initWithDatabase:(Database *)database {
6618     if ((self = [super init]) != nil) {
6619         database_ = database;
6620         [self setDelegate:self];
6621
6622         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6623         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6624
6625         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6626     } return self;
6627 }
6628
6629 - (void) setUpdate:(NSDate *)date {
6630     [self beginUpdate];
6631 }
6632
6633 - (void) beginUpdate {
6634     [refreshbar_ start];
6635     [self dropBar:YES];
6636
6637     [updatedelegate_ retainNetworkActivityIndicator];
6638     updating_ = true;
6639
6640     [NSThread
6641         detachNewThreadSelector:@selector(performUpdate)
6642         toTarget:self
6643         withObject:nil
6644     ];
6645 }
6646
6647 - (void) performUpdate { _pooled
6648     Status status;
6649     status.setDelegate(self);
6650     [database_ updateWithStatus:status];
6651
6652     [self
6653         performSelectorOnMainThread:@selector(completeUpdate)
6654         withObject:nil
6655         waitUntilDone:NO
6656     ];
6657 }
6658
6659 - (void) stopUpdateWithSelector:(SEL)selector {
6660     updating_ = false;
6661     [updatedelegate_ releaseNetworkActivityIndicator];
6662
6663     [self raiseBar:YES];
6664     [refreshbar_ stop];
6665
6666     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6667 }
6668
6669 - (void) completeUpdate {
6670     if (!updating_)
6671         return;
6672     [self stopUpdateWithSelector:@selector(reloadData)];
6673 }
6674
6675 - (void) cancelUpdate {
6676     [self stopUpdateWithSelector:@selector(updateData)];
6677 }
6678
6679 - (void) cancelPressed {
6680     [self cancelUpdate];
6681 }
6682
6683 - (BOOL) updating {
6684     return updating_;
6685 }
6686
6687 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6688     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6689 }
6690
6691 - (void) startProgress {
6692 }
6693
6694 - (bool) isCancelling:(size_t)received {
6695     return !updating_;
6696 }
6697
6698 - (void) setProgressTitle:(NSString *)title {
6699     [refreshbar_ setPrompt:title];
6700 }
6701
6702 - (void) setProgressPercent:(NSNumber *)percent {
6703     [refreshbar_ setProgress:[percent floatValue]];
6704 }
6705
6706 - (void) addProgressOutput:(NSString *)output {
6707 }
6708
6709 - (void) setUpdateDelegate:(id)delegate {
6710     updatedelegate_ = delegate;
6711 }
6712
6713 - (CGFloat) statusBarHeight {
6714     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6715         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6716     } else {
6717         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6718     }
6719 }
6720
6721 - (UIView *) transitionView {
6722     if ([self respondsToSelector:@selector(_transitionView)])
6723         return [self _transitionView];
6724     else
6725         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6726 }
6727
6728 - (void) dropBar:(BOOL)animated {
6729     if (dropped_)
6730         return;
6731     dropped_ = true;
6732
6733     UIView *transition([self transitionView]);
6734     [[self view] addSubview:refreshbar_];
6735
6736     CGRect barframe([refreshbar_ frame]);
6737
6738     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6739         barframe.origin.y = [self statusBarHeight];
6740     else
6741         barframe.origin.y = 0;
6742
6743     [refreshbar_ setFrame:barframe];
6744
6745     if (animated)
6746         [UIView beginAnimations:nil context:NULL];
6747
6748     CGRect viewframe = [transition frame];
6749     viewframe.origin.y += barframe.size.height;
6750     viewframe.size.height -= barframe.size.height;
6751     [transition setFrame:viewframe];
6752
6753     if (animated)
6754         [UIView commitAnimations];
6755
6756     // Ensure bar has the proper width for our view, it might have changed
6757     barframe.size.width = viewframe.size.width;
6758     [refreshbar_ setFrame:barframe];
6759
6760     // XXX: fix Apple's layout bug
6761     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6762 }
6763
6764 - (void) raiseBar:(BOOL)animated {
6765     if (!dropped_)
6766         return;
6767     dropped_ = false;
6768
6769     UIView *transition([self transitionView]);
6770     [refreshbar_ removeFromSuperview];
6771
6772     CGRect barframe([refreshbar_ frame]);
6773
6774     if (animated)
6775         [UIView beginAnimations:nil context:NULL];
6776
6777     CGRect viewframe = [transition frame];
6778     viewframe.origin.y -= barframe.size.height;
6779     viewframe.size.height += barframe.size.height;
6780     [transition setFrame:viewframe];
6781
6782     if (animated)
6783         [UIView commitAnimations];
6784
6785     // XXX: fix Apple's layout bug
6786     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6787 }
6788
6789 #if 0
6790 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6791     // XXX: fix Apple's layout bug
6792     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6793 }
6794 #endif
6795
6796 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6797     bool dropped(dropped_);
6798
6799     if (dropped)
6800         [self raiseBar:NO];
6801
6802     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6803
6804     if (dropped)
6805         [self dropBar:NO];
6806
6807     // XXX: fix Apple's layout bug
6808     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6809 }
6810
6811 - (void) statusBarFrameChanged:(NSNotification *)notification {
6812     if (dropped_) {
6813         [self raiseBar:NO];
6814         [self dropBar:NO];
6815     }
6816 }
6817
6818 @end
6819 /* }}} */
6820 /* Cydia Navigation Controller {{{ */
6821 @interface CYNavigationController : UINavigationController {
6822     _transient Database *database_;
6823     _transient id<UINavigationControllerDelegate> delegate_;
6824 }
6825
6826 - (NSArray *) navigationURLCollection;
6827 - (id) initWithDatabase:(Database *)database;
6828 - (void) reloadData;
6829
6830 @end
6831
6832
6833 @implementation CYNavigationController
6834
6835 - (NSArray *) navigationURLCollection {
6836     NSMutableArray *stack([NSMutableArray array]);
6837
6838     for (CYViewController *controller in [self viewControllers]) {
6839         NSString *url = [[controller navigationURL] absoluteString];
6840         if (url != nil)
6841             [stack addObject:url];
6842     }
6843
6844     return stack;
6845 }
6846
6847 - (void) reloadData {
6848     for (CYViewController *page in [self viewControllers]) {
6849         // Only reload controllers that have already loaded.
6850         // This prevents a page from accidentally loading too
6851         // early if it hasn't been shown on the screen yet.
6852         if ([page hasLoaded])
6853             [page reloadData];
6854     }
6855 }
6856
6857 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6858     delegate_ = delegate;
6859 }
6860
6861 - (id) initWithDatabase:(Database *)database {
6862     if ((self = [super init]) != nil) {
6863         database_ = database;
6864     } return self;
6865 }
6866
6867 @end
6868 /* }}} */
6869
6870 /* Cydia:// Protocol {{{ */
6871 @interface CydiaURLProtocol : NSURLProtocol {
6872 }
6873
6874 @end
6875
6876 @implementation CydiaURLProtocol
6877
6878 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6879     NSURL *url([request URL]);
6880     if (url == nil)
6881         return NO;
6882     NSString *scheme([[url scheme] lowercaseString]);
6883     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6884         return NO;
6885     return YES;
6886 }
6887
6888 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6889     return request;
6890 }
6891
6892 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6893     id<NSURLProtocolClient> client([self client]);
6894     if (icon == nil)
6895         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6896     else {
6897         NSData *data(UIImagePNGRepresentation(icon));
6898
6899         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6900         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6901         [client URLProtocol:self didLoadData:data];
6902         [client URLProtocolDidFinishLoading:self];
6903     }
6904 }
6905
6906 - (void) startLoading {
6907     id<NSURLProtocolClient> client([self client]);
6908     NSURLRequest *request([self request]);
6909
6910     NSURL *url([request URL]);
6911     NSString *href([url absoluteString]);
6912
6913     NSString *path([href substringFromIndex:8]);
6914     NSRange slash([path rangeOfString:@"/"]);
6915
6916     NSString *command;
6917     if (slash.location == NSNotFound) {
6918         command = path;
6919         path = nil;
6920     } else {
6921         command = [path substringToIndex:slash.location];
6922         path = [path substringFromIndex:(slash.location + 1)];
6923     }
6924
6925     Database *database([Database sharedInstance]);
6926
6927     if ([command isEqualToString:@"package-icon"]) {
6928         if (path == nil)
6929             goto fail;
6930         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6931         Package *package([database packageWithName:path]);
6932         if (package == nil)
6933             goto fail;
6934         UIImage *icon([package icon]);
6935         [self _returnPNGWithImage:icon forRequest:request];
6936     } else if ([command isEqualToString:@"source-icon"]) {
6937         if (path == nil)
6938             goto fail;
6939         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6940         NSString *source(Simplify(path));
6941         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6942         if (icon == nil)
6943             icon = [UIImage applicationImageNamed:@"unknown.png"];
6944         [self _returnPNGWithImage:icon forRequest:request];
6945     } else if ([command isEqualToString:@"uikit-image"]) {
6946         if (path == nil)
6947             goto fail;
6948         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6949         UIImage *icon(_UIImageWithName(path));
6950         [self _returnPNGWithImage:icon forRequest:request];
6951     } else if ([command isEqualToString:@"section-icon"]) {
6952         if (path == nil)
6953             goto fail;
6954         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6955         NSString *section(Simplify(path));
6956         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6957         if (icon == nil)
6958             icon = [UIImage applicationImageNamed:@"unknown.png"];
6959         [self _returnPNGWithImage:icon forRequest:request];
6960     } else fail: {
6961         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6962     }
6963 }
6964
6965 - (void) stopLoading {
6966 }
6967
6968 @end
6969 /* }}} */
6970
6971 /* Section Controller {{{ */
6972 @interface SectionController : FilteredPackageListController {
6973     NSString *section_;
6974 }
6975
6976 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6977
6978 @end
6979
6980 @implementation SectionController
6981
6982 - (NSURL *) navigationURL {
6983     NSString *name = section_;
6984     if (name == nil)
6985         name = @"all";
6986
6987     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6988 }
6989
6990 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6991     NSString *title;
6992     if (name == nil)
6993         title = UCLocalize("ALL_PACKAGES");
6994     else if (![name isEqual:@""])
6995         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6996     else
6997         title = UCLocalize("NO_SECTION");
6998
6999     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7000         section_ = name;
7001     } return self;
7002 }
7003
7004 @end
7005 /* }}} */
7006 /* Sections Controller {{{ */
7007 @interface SectionsController : CYViewController <
7008     UITableViewDataSource,
7009     UITableViewDelegate
7010 > {
7011     _transient Database *database_;
7012     NSMutableArray *sections_;
7013     NSMutableArray *filtered_;
7014     UITableView *list_;
7015     BOOL editing_;
7016 }
7017
7018 - (id) initWithDatabase:(Database *)database;
7019 - (void) editButtonClicked;
7020
7021 @end
7022
7023 @implementation SectionsController
7024
7025 - (void) dealloc {
7026     [self releaseSubviews];
7027     [sections_ release];
7028     [filtered_ release];
7029
7030     [super dealloc];
7031 }
7032
7033 - (NSURL *) navigationURL {
7034     return [NSURL URLWithString:@"cydia://sections"];
7035 }
7036
7037 - (void) updateNavigationItem {
7038     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7039     if ([sections_ count] == 0) {
7040         [[self navigationItem] setRightBarButtonItem:nil];
7041     } else {
7042         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7043             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7044             target:self
7045             action:@selector(editButtonClicked)
7046         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7047     }
7048 }
7049
7050 - (BOOL) isEditing {
7051     return editing_;
7052 }
7053
7054 - (void) setEditing:(BOOL)editing {
7055     if ((editing_ = editing))
7056         [list_ reloadData];
7057     else
7058         [delegate_ updateData];
7059
7060     [self updateNavigationItem];
7061 }
7062
7063 - (void) viewDidAppear:(BOOL)animated {
7064     [super viewDidAppear:animated];
7065     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7066 }
7067
7068 - (void) viewWillDisappear:(BOOL)animated {
7069     [super viewWillDisappear:animated];
7070     if (editing_) [self setEditing:NO];
7071 }
7072
7073 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7074     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7075     return section;
7076 }
7077
7078 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7079     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7080 }
7081
7082 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7083     return 45.0f;
7084 }*/
7085
7086 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7087     static NSString *reuseIdentifier = @"SectionCell";
7088
7089     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7090     if (cell == nil)
7091         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7092
7093     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7094
7095     return cell;
7096 }
7097
7098 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7099     if (editing_)
7100         return;
7101
7102     Section *section = [self sectionAtIndexPath:indexPath];
7103
7104     SectionController *controller = [[[SectionController alloc]
7105         initWithDatabase:database_
7106         section:[section name]
7107     ] autorelease];
7108     [controller setDelegate:delegate_];
7109
7110     [[self navigationController] pushViewController:controller animated:YES];
7111 }
7112
7113 - (void) loadView {
7114     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7115
7116     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7117     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7118     [list_ setRowHeight:45.0f];
7119     [list_ setDataSource:self];
7120     [list_ setDelegate:self];
7121     [[self view] addSubview:list_];
7122 }
7123
7124 - (void) viewDidLoad {
7125     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7126 }
7127
7128 - (void) releaseSubviews {
7129     [list_ release];
7130     list_ = nil;
7131 }
7132
7133 - (id) initWithDatabase:(Database *)database {
7134     if ((self = [super init]) != nil) {
7135         database_ = database;
7136
7137         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7138         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7139     } return self;
7140 }
7141
7142 - (void) reloadData {
7143     [super reloadData];
7144
7145     NSArray *packages = [database_ packages];
7146
7147     [sections_ removeAllObjects];
7148     [filtered_ removeAllObjects];
7149
7150     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7151
7152     _trace();
7153     for (Package *package in packages) {
7154         NSString *name([package section]);
7155         NSString *key(name == nil ? @"" : name);
7156
7157         Section *section;
7158
7159         _profile(SectionsView$reloadData$Section)
7160             section = [sections objectForKey:key];
7161             if (section == nil) {
7162                 _profile(SectionsView$reloadData$Section$Allocate)
7163                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7164                     [sections setObject:section forKey:key];
7165                 _end
7166             }
7167         _end
7168
7169         [section addToCount];
7170
7171         _profile(SectionsView$reloadData$Filter)
7172             if (![package valid] || ![package visible])
7173                 continue;
7174         _end
7175
7176         [section addToRow];
7177     }
7178     _trace();
7179
7180     [sections_ addObjectsFromArray:[sections allValues]];
7181
7182     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7183
7184     for (Section *section in sections_) {
7185         size_t count([section row]);
7186         if (count == 0)
7187             continue;
7188
7189         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7190         [section setCount:count];
7191         [filtered_ addObject:section];
7192     }
7193
7194     [self updateNavigationItem];
7195     [list_ reloadData];
7196     _trace();
7197 }
7198
7199 - (void) editButtonClicked {
7200     [self setEditing:(!editing_)];
7201 }
7202
7203 @end
7204 /* }}} */
7205
7206 /* Changes Controller {{{ */
7207 @interface ChangesController : CYViewController <
7208     UITableViewDataSource,
7209     UITableViewDelegate
7210 > {
7211     _transient Database *database_;
7212     unsigned era_;
7213     CFMutableArrayRef packages_;
7214     NSMutableArray *sections_;
7215     UITableView *list_;
7216     unsigned upgrades_;
7217     BOOL hasSentFirstLoad_;
7218 }
7219
7220 - (id) initWithDatabase:(Database *)database;
7221
7222 @end
7223
7224 @implementation ChangesController
7225
7226 - (void) dealloc {
7227     [self releaseSubviews];
7228     CFRelease(packages_);
7229     [sections_ release];
7230
7231     [super dealloc];
7232 }
7233
7234 - (NSURL *) navigationURL {
7235     return [NSURL URLWithString:@"cydia://changes"];
7236 }
7237
7238 - (void) viewWillAppear:(BOOL)animated {
7239     // Loads after it appears, so don't load beforehand.
7240     loaded_ = YES;
7241     [super viewWillAppear:animated];
7242 }
7243
7244 - (void) viewDidAppear:(BOOL)animated {
7245     [super viewDidAppear:animated];
7246
7247     if (!hasSentFirstLoad_) {
7248         hasSentFirstLoad_ = YES;
7249         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7250     } else {
7251         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7252     }
7253 }
7254
7255 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7256     NSInteger count([sections_ count]);
7257     return count == 0 ? 1 : count;
7258 }
7259
7260 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7261     if ([sections_ count] == 0)
7262         return nil;
7263     return [[sections_ objectAtIndex:section] name];
7264 }
7265
7266 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7267     if ([sections_ count] == 0)
7268         return 0;
7269     return [[sections_ objectAtIndex:section] count];
7270 }
7271
7272 - (Package *) packageAtIndex:(NSUInteger)index {
7273     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7274 }
7275
7276 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7277 @synchronized (database_) {
7278     if ([database_ era] != era_)
7279         return nil;
7280
7281     NSUInteger sectionIndex([path section]);
7282     if (sectionIndex >= [sections_ count])
7283         return nil;
7284     Section *section([sections_ objectAtIndex:sectionIndex]);
7285     NSInteger row([path row]);
7286     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7287 } }
7288
7289 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7290     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7291     if (cell == nil)
7292         cell = [[[PackageCell alloc] init] autorelease];
7293     [cell setPackage:[self packageAtIndexPath:path]];
7294     return cell;
7295 }
7296
7297 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7298     Package *package([self packageAtIndexPath:path]);
7299     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7300     [view setDelegate:delegate_];
7301     [[self navigationController] pushViewController:view animated:YES];
7302     return path;
7303 }
7304
7305 - (void) refreshButtonClicked {
7306     [delegate_ beginUpdate];
7307     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7308 }
7309
7310 - (void) upgradeButtonClicked {
7311     [delegate_ distUpgrade];
7312 }
7313
7314 - (void) loadView {
7315     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7316
7317     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7318     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7319     [list_ setRowHeight:73];
7320     [list_ setDataSource:self];
7321     [list_ setDelegate:self];
7322     [[self view] addSubview:list_];
7323 }
7324
7325 - (void) viewDidLoad {
7326     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7327 }
7328
7329 - (void) releaseSubviews {
7330     [list_ release];
7331     list_ = nil;
7332 }
7333
7334 - (id) initWithDatabase:(Database *)database {
7335     if ((self = [super init]) != nil) {
7336         database_ = database;
7337
7338         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7339         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7340     } return self;
7341 }
7342
7343 // this mostly works because reloadData (below) is @synchronized (database_)
7344 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7345 - (void) _reloadPackages:(NSArray *)packages {
7346     CFRelease(packages_);
7347     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7348
7349     _trace();
7350     _profile(ChangesController$_reloadPackages$Filter)
7351         for (Package *package in packages)
7352             if ([package upgradableAndEssential:YES] || [package visible])
7353                 CFArrayAppendValue(packages_, package);
7354     _end
7355     _trace();
7356     _profile(ChangesController$_reloadPackages$radixSort)
7357         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7358     _end
7359     _trace();
7360 }
7361
7362 - (void) reloadData {
7363 @synchronized (database_) {
7364     era_ = [database_ era];
7365     NSArray *packages = [database_ packages];
7366
7367     [sections_ removeAllObjects];
7368
7369 #if 1
7370     UIProgressHUD *hud([delegate_ addProgressHUD]);
7371     [hud setText:UCLocalize("LOADING")];
7372     //NSLog(@"HUD:%@::%@", delegate_, hud);
7373     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7374     [delegate_ removeProgressHUD:hud];
7375 #else
7376     [self _reloadPackages:packages];
7377 #endif
7378
7379     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7380     Section *ignored = nil;
7381     Section *section = nil;
7382     time_t last = 0;
7383
7384     upgrades_ = 0;
7385     bool unseens = false;
7386
7387     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7388
7389     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7390         Package *package = [self packageAtIndex:offset];
7391
7392         BOOL uae = [package upgradableAndEssential:YES];
7393
7394         if (!uae) {
7395             unseens = true;
7396             time_t seen([package seen]);
7397
7398             if (section == nil || last != seen) {
7399                 last = seen;
7400
7401                 NSString *name;
7402                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7403                 [name autorelease];
7404
7405                 _profile(ChangesController$reloadData$Allocate)
7406                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7407                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7408                     [sections_ addObject:section];
7409                 _end
7410             }
7411
7412             [section addToCount];
7413         } else if ([package ignored]) {
7414             if (ignored == nil) {
7415                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7416             }
7417             [ignored addToCount];
7418         } else {
7419             ++upgrades_;
7420             [upgradable addToCount];
7421         }
7422     }
7423     _trace();
7424
7425     CFRelease(formatter);
7426
7427     if (unseens) {
7428         Section *last = [sections_ lastObject];
7429         size_t count = [last count];
7430         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7431         [sections_ removeLastObject];
7432     }
7433
7434     if ([ignored count] != 0)
7435         [sections_ insertObject:ignored atIndex:0];
7436     if (upgrades_ != 0)
7437         [sections_ insertObject:upgradable atIndex:0];
7438
7439     [list_ reloadData];
7440
7441     if (upgrades_ > 0)
7442         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7443             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7444             style:UIBarButtonItemStylePlain
7445             target:self
7446             action:@selector(upgradeButtonClicked)
7447         ] autorelease]];
7448
7449     if (![delegate_ updating])
7450         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7451             initWithTitle:UCLocalize("REFRESH")
7452             style:UIBarButtonItemStylePlain
7453             target:self
7454             action:@selector(refreshButtonClicked)
7455         ] autorelease]];
7456
7457     PrintTimes();
7458 } }
7459
7460 @end
7461 /* }}} */
7462 /* Search Controller {{{ */
7463 @interface SearchController : FilteredPackageListController <
7464     UISearchBarDelegate
7465 > {
7466     UISearchBar *search_;
7467     BOOL searchloaded_;
7468 }
7469
7470 - (id) initWithDatabase:(Database *)database;
7471 - (void) setSearchTerm:(NSString *)term;
7472 - (void) reloadData;
7473
7474 @end
7475
7476 @implementation SearchController
7477
7478 - (void) dealloc {
7479     [search_ release];
7480     [super dealloc];
7481 }
7482
7483 - (NSURL *) navigationURL {
7484     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7485         return [NSURL URLWithString:@"cydia://search"];
7486     else
7487         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7488 }
7489
7490 - (void) setSearchTerm:(NSString *)searchTerm {
7491     [search_ setText:searchTerm];
7492     [self reloadData];
7493 }
7494
7495 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7496     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7497     [search_ resignFirstResponder];
7498     [self reloadData];
7499 }
7500
7501 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7502     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7503     [self reloadData];
7504 }
7505
7506 - (id) initWithDatabase:(Database *)database {
7507     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7508         search_ = [[UISearchBar alloc] init];
7509     } return self;
7510 }
7511
7512 - (void) viewDidAppear:(BOOL)animated {
7513     [super viewDidAppear:animated];
7514
7515     if (!searchloaded_) {
7516         searchloaded_ = YES;
7517         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7518         [search_ layoutSubviews];
7519         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7520
7521         UITextField *textField;
7522         if ([search_ respondsToSelector:@selector(searchField)])
7523             textField = [search_ searchField];
7524         else
7525             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7526
7527         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7528         [search_ setDelegate:self];
7529         [textField setEnablesReturnKeyAutomatically:NO];
7530         [[self navigationItem] setTitleView:textField];
7531     }
7532 }
7533
7534 - (void) reloadData {
7535     [self setObject:[search_ text]];
7536     [super reloadData];
7537     [self resetCursor];
7538 }
7539
7540 - (void) didSelectPackage:(Package *)package {
7541     [search_ resignFirstResponder];
7542     [super didSelectPackage:package];
7543 }
7544
7545 @end
7546 /* }}} */
7547 /* Package Settings Controller {{{ */
7548 @interface PackageSettingsController : CYViewController <
7549     UITableViewDataSource,
7550     UITableViewDelegate
7551 > {
7552     _transient Database *database_;
7553     NSString *name_;
7554     Package *package_;
7555     UITableView *table_;
7556     UISwitch *subscribedSwitch_;
7557     UISwitch *ignoredSwitch_;
7558     UITableViewCell *subscribedCell_;
7559     UITableViewCell *ignoredCell_;
7560 }
7561
7562 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7563
7564 @end
7565
7566 @implementation PackageSettingsController
7567
7568 - (void) dealloc {
7569     [self releaseSubviews];
7570     [name_ release];
7571     [package_ release];
7572
7573     [super dealloc];
7574 }
7575
7576 - (NSURL *) navigationURL {
7577     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7578 }
7579
7580 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7581     if (package_ == nil)
7582         return 0;
7583
7584     if ([package_ installed] == nil)
7585         return 1;
7586     else
7587         return 2;
7588 }
7589
7590 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7591     if (package_ == nil)
7592         return 0;
7593
7594     // both sections contain just one item right now.
7595     return 1;
7596 }
7597
7598 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7599     return nil;
7600 }
7601
7602 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7603     if (section == 0)
7604         return UCLocalize("SHOW_ALL_CHANGES_EX");
7605     else
7606         return UCLocalize("IGNORE_UPGRADES_EX");
7607 }
7608
7609 - (void) onSubscribed:(id)control {
7610     bool value([control isOn]);
7611     if (package_ == nil)
7612         return;
7613     if ([package_ setSubscribed:value])
7614         [delegate_ updateData];
7615 }
7616
7617 - (void) _updateIgnored {
7618     const char *package([name_ UTF8String]);
7619     bool on([ignoredSwitch_ isOn]);
7620
7621     pid_t pid(ExecFork());
7622     if (pid == 0) {
7623         FILE *dpkg(popen("dpkg --set-selections", "w"));
7624         fwrite(package, strlen(package), 1, dpkg);
7625
7626         if (on)
7627             fwrite(" hold\n", 6, 1, dpkg);
7628         else
7629             fwrite(" install\n", 9, 1, dpkg);
7630
7631         pclose(dpkg);
7632
7633         exit(0);
7634         _assert(false);
7635     }
7636
7637     _forever {
7638         int status;
7639         int result(waitpid(pid, &status, 0));
7640
7641         if (result != -1) {
7642             _assert(result == pid);
7643             break;
7644         }
7645     }
7646 }
7647
7648 - (void) onIgnored:(id)control {
7649     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7650     [invocation setTarget:self];
7651     [invocation setSelector:@selector(_updateIgnored)];
7652
7653     [delegate_ reloadDataWithInvocation:invocation];
7654 }
7655
7656 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7657     if (package_ == nil)
7658         return nil;
7659
7660     switch ([indexPath section]) {
7661         case 0: return subscribedCell_;
7662         case 1: return ignoredCell_;
7663
7664         _nodefault
7665     }
7666
7667     return nil;
7668 }
7669
7670 - (void) loadView {
7671     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7672
7673     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7674     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7675     [table_ setDataSource:self];
7676     [table_ setDelegate:self];
7677     [[self view] addSubview:table_];
7678
7679     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7680     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7681     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7682
7683     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7684     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7685     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7686
7687     subscribedCell_ = [[UITableViewCell alloc] init];
7688     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7689     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7690     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7691
7692     ignoredCell_ = [[UITableViewCell alloc] init];
7693     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7694     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7695     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7696 }
7697
7698 - (void) viewDidLoad {
7699     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7700 }
7701
7702 - (void) releaseSubviews {
7703     [ignoredCell_ release];
7704     ignoredCell_ = nil;
7705
7706     [subscribedCell_ release];
7707     subscribedCell_ = nil;
7708
7709     [table_ release];
7710     table_ = nil;
7711
7712     [ignoredSwitch_ release];
7713     ignoredSwitch_ = nil;
7714
7715     [subscribedSwitch_ release];
7716     subscribedSwitch_ = nil;
7717 }
7718
7719 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7720     if ((self = [super init]) != nil) {
7721         database_ = database;
7722         name_ = [package retain];
7723     } return self;
7724 }
7725
7726 - (void) reloadData {
7727     [super reloadData];
7728
7729     if (package_ != nil)
7730         [package_ autorelease];
7731     package_ = [database_ packageWithName:name_];
7732
7733     if (package_ != nil) {
7734         package_ = [package_ retain];
7735         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7736         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7737     } // XXX: what now, G?
7738
7739     [table_ reloadData];
7740 }
7741
7742 @end
7743 /* }}} */
7744
7745 /* Installed Controller {{{ */
7746 @interface InstalledController : FilteredPackageListController {
7747     BOOL expert_;
7748 }
7749
7750 - (id) initWithDatabase:(Database *)database;
7751
7752 - (void) updateRoleButton;
7753 - (void) queueStatusDidChange;
7754
7755 @end
7756
7757 @implementation InstalledController
7758
7759 - (void) dealloc {
7760     [super dealloc];
7761 }
7762
7763 - (NSURL *) navigationURL {
7764     return [NSURL URLWithString:@"cydia://installed"];
7765 }
7766
7767 - (id) initWithDatabase:(Database *)database {
7768     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7769         [self updateRoleButton];
7770         [self queueStatusDidChange];
7771     } return self;
7772 }
7773
7774 #if !AlwaysReload
7775 - (void) queueButtonClicked {
7776     [delegate_ queue];
7777 }
7778 #endif
7779
7780 - (void) queueStatusDidChange {
7781 #if !AlwaysReload
7782     if (IsWildcat_) {
7783         if (Queuing_) {
7784             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7785                 initWithTitle:UCLocalize("QUEUE")
7786                 style:UIBarButtonItemStyleDone
7787                 target:self
7788                 action:@selector(queueButtonClicked)
7789             ] autorelease]];
7790         } else {
7791             [[self navigationItem] setLeftBarButtonItem:nil];
7792         }
7793     }
7794 #endif
7795 }
7796
7797 - (void) updateRoleButton {
7798     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7799         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7800             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7801             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7802             target:self
7803             action:@selector(roleButtonClicked)
7804         ] autorelease]];
7805 }
7806
7807 - (void) roleButtonClicked {
7808     [self setObject:[NSNumber numberWithBool:expert_]];
7809     [self reloadData];
7810     expert_ = !expert_;
7811
7812     [self updateRoleButton];
7813 }
7814
7815 @end
7816 /* }}} */
7817
7818 /* Source Cell {{{ */
7819 @interface SourceCell : CYTableViewCell <
7820     ContentDelegate
7821 > {
7822     UIImage *icon_;
7823     NSString *origin_;
7824     NSString *label_;
7825 }
7826
7827 - (void) setSource:(Source *)source;
7828
7829 @end
7830
7831 @implementation SourceCell
7832
7833 - (void) clearSource {
7834     [icon_ release];
7835     [origin_ release];
7836     [label_ release];
7837
7838     icon_ = nil;
7839     origin_ = nil;
7840     label_ = nil;
7841 }
7842
7843 - (void) setSource:(Source *)source {
7844     [self clearSource];
7845
7846     if (icon_ == nil)
7847         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7848     if (icon_ == nil)
7849         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7850     icon_ = [icon_ retain];
7851
7852     origin_ = [[source name] retain];
7853     label_ = [[source uri] retain];
7854
7855     [content_ setNeedsDisplay];
7856 }
7857
7858 - (void) dealloc {
7859     [self clearSource];
7860     [super dealloc];
7861 }
7862
7863 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7864     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7865         UIView *content([self contentView]);
7866         CGRect bounds([content bounds]);
7867
7868         content_ = [[ContentView alloc] initWithFrame:bounds];
7869         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7870         [content_ setBackgroundColor:[UIColor whiteColor]];
7871         [content addSubview:content_];
7872
7873         [content_ setDelegate:self];
7874         [content_ setOpaque:YES];
7875     } return self;
7876 }
7877
7878 - (NSString *) accessibilityLabel {
7879     return label_;
7880 }
7881
7882 - (void) drawContentRect:(CGRect)rect {
7883     bool highlighted(highlighted_);
7884     float width(rect.size.width);
7885
7886     if (icon_ != nil)
7887         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7888
7889     if (highlighted)
7890         UISetColor(White_);
7891
7892     if (!highlighted)
7893         UISetColor(Black_);
7894     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7895
7896     if (!highlighted)
7897         UISetColor(Blue_);
7898     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7899 }
7900
7901 @end
7902 /* }}} */
7903 /* Source Controller {{{ */
7904 @interface SourceController : FilteredPackageListController {
7905     _transient Source *source_;
7906     NSString *key_;
7907 }
7908
7909 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7910
7911 @end
7912
7913 @implementation SourceController
7914
7915 - (NSURL *) navigationURL {
7916     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7917 }
7918
7919 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7920     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7921         source_ = source;
7922         key_ = [[source key] retain];
7923     } return self;
7924 }
7925
7926 - (void) reloadData {
7927     source_ = [database_ sourceWithKey:key_];
7928     [key_ release];
7929     key_ = [[source_ key] retain];
7930     [self setObject:source_];
7931     [[self navigationItem] setTitle:[source_ label]];
7932
7933     [super reloadData];
7934 }
7935
7936 @end
7937 /* }}} */
7938 /* Sources Controller {{{ */
7939 @interface SourcesController : CYViewController <
7940     UITableViewDataSource,
7941     UITableViewDelegate
7942 > {
7943     _transient Database *database_;
7944     UITableView *list_;
7945     NSMutableArray *sources_;
7946     int offset_;
7947
7948     NSString *href_;
7949     UIProgressHUD *hud_;
7950     NSError *error_;
7951
7952     //NSURLConnection *installer_;
7953     NSURLConnection *trivial_;
7954     NSURLConnection *trivial_bz2_;
7955     NSURLConnection *trivial_gz_;
7956     //NSURLConnection *automatic_;
7957
7958     BOOL cydia_;
7959 }
7960
7961 - (id) initWithDatabase:(Database *)database;
7962 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7963
7964 @end
7965
7966 @implementation SourcesController
7967
7968 - (void) _releaseConnection:(NSURLConnection *)connection {
7969     if (connection != nil) {
7970         [connection cancel];
7971         //[connection setDelegate:nil];
7972         [connection release];
7973     }
7974 }
7975
7976 - (void) dealloc {
7977     [self releaseSubviews];
7978
7979     [href_ release];
7980     [hud_ release];
7981     [error_ release];
7982
7983     //[self _releaseConnection:installer_];
7984     [self _releaseConnection:trivial_];
7985     [self _releaseConnection:trivial_gz_];
7986     [self _releaseConnection:trivial_bz2_];
7987     //[self _releaseConnection:automatic_];
7988
7989     [sources_ release];
7990     [super dealloc];
7991 }
7992
7993 - (NSURL *) navigationURL {
7994     return [NSURL URLWithString:@"cydia://sources"];
7995 }
7996
7997 - (void) viewDidAppear:(BOOL)animated {
7998     [super viewDidAppear:animated];
7999     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8000 }
8001
8002 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8003     return offset_ == 0 ? 1 : 2;
8004 }
8005
8006 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8007     switch (section + (offset_ == 0 ? 1 : 0)) {
8008         case 0: return UCLocalize("ENTERED_BY_USER");
8009         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8010
8011         _nodefault
8012     }
8013 }
8014
8015 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8016     int count = [sources_ count];
8017     switch (section) {
8018         case 0: return (offset_ == 0 ? count : offset_);
8019         case 1: return count - offset_;
8020
8021         _nodefault
8022     }
8023 }
8024
8025 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8026     unsigned idx = 0;
8027     switch (indexPath.section) {
8028         case 0: idx = indexPath.row; break;
8029         case 1: idx = indexPath.row + offset_; break;
8030
8031         _nodefault
8032     }
8033     return [sources_ objectAtIndex:idx];
8034 }
8035
8036 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8037     static NSString *cellIdentifier = @"SourceCell";
8038
8039     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8040     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8041     [cell setSource:[self sourceAtIndexPath:indexPath]];
8042     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8043
8044     return cell;
8045 }
8046
8047 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8048     Source *source = [self sourceAtIndexPath:indexPath];
8049
8050     SourceController *controller = [[[SourceController alloc]
8051         initWithDatabase:database_
8052         source:source
8053     ] autorelease];
8054
8055     [controller setDelegate:delegate_];
8056
8057     [[self navigationController] pushViewController:controller animated:YES];
8058 }
8059
8060 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8061     Source *source = [self sourceAtIndexPath:indexPath];
8062     return [source record] != nil;
8063 }
8064
8065 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8066     Source *source = [self sourceAtIndexPath:indexPath];
8067     [Sources_ removeObjectForKey:[source key]];
8068     [delegate_ syncData];
8069 }
8070
8071 - (void) complete {
8072     [delegate_ addTrivialSource:href_];
8073     [delegate_ syncData];
8074 }
8075
8076 - (NSString *) getWarning {
8077     NSString *href(href_);
8078     NSRange colon([href rangeOfString:@"://"]);
8079     if (colon.location != NSNotFound)
8080         href = [href substringFromIndex:(colon.location + 3)];
8081     href = [href stringByAddingPercentEscapes];
8082     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8083     href = [href stringByCachingURLWithCurrentCDN];
8084
8085     NSURL *url([NSURL URLWithString:href]);
8086
8087     NSStringEncoding encoding;
8088     NSError *error(nil);
8089
8090     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8091         return [warning length] == 0 ? nil : warning;
8092     return nil;
8093 }
8094
8095 - (void) _endConnection:(NSURLConnection *)connection {
8096     // XXX: the memory management in this method is horribly awkward
8097
8098     NSURLConnection **field = NULL;
8099     if (connection == trivial_)
8100         field = &trivial_;
8101     else if (connection == trivial_bz2_)
8102         field = &trivial_bz2_;
8103     else if (connection == trivial_gz_)
8104         field = &trivial_gz_;
8105     _assert(field != NULL);
8106     [connection release];
8107     *field = nil;
8108
8109     if (
8110         trivial_ == nil &&
8111         trivial_bz2_ == nil &&
8112         trivial_gz_ == nil
8113     ) {
8114         bool defer(false);
8115
8116         if (cydia_) {
8117             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8118                 defer = true;
8119
8120                 UIAlertView *alert = [[[UIAlertView alloc]
8121                     initWithTitle:UCLocalize("SOURCE_WARNING")
8122                     message:warning
8123                     delegate:self
8124                     cancelButtonTitle:UCLocalize("CANCEL")
8125                     otherButtonTitles:
8126                         UCLocalize("ADD_ANYWAY"),
8127                     nil
8128                 ] autorelease];
8129
8130                 [alert setContext:@"warning"];
8131                 [alert setNumberOfRows:1];
8132                 [alert show];
8133             } else
8134                 [self complete];
8135         } else if (error_ != nil) {
8136             UIAlertView *alert = [[[UIAlertView alloc]
8137                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8138                 message:[error_ localizedDescription]
8139                 delegate:self
8140                 cancelButtonTitle:UCLocalize("OK")
8141                 otherButtonTitles:nil
8142             ] autorelease];
8143
8144             [alert setContext:@"urlerror"];
8145             [alert show];
8146         } else {
8147             UIAlertView *alert = [[[UIAlertView alloc]
8148                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8149                 message:UCLocalize("NOT_REPOSITORY_EX")
8150                 delegate:self
8151                 cancelButtonTitle:UCLocalize("OK")
8152                 otherButtonTitles:nil
8153             ] autorelease];
8154
8155             [alert setContext:@"trivial"];
8156             [alert show];
8157         }
8158
8159         [delegate_ setStatusBarShowsProgress:NO];
8160         [delegate_ removeProgressHUD:hud_];
8161
8162         [hud_ autorelease];
8163         hud_ = nil;
8164
8165         if (!defer) {
8166             [href_ release];
8167             href_ = nil;
8168         }
8169
8170         if (error_ != nil) {
8171             [error_ release];
8172             error_ = nil;
8173         }
8174     }
8175 }
8176
8177 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8178     switch ([response statusCode]) {
8179         case 200:
8180             cydia_ = YES;
8181     }
8182 }
8183
8184 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8185     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8186     if (error_ != nil)
8187         error_ = [error retain];
8188     [self _endConnection:connection];
8189 }
8190
8191 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8192     [self _endConnection:connection];
8193 }
8194
8195 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8196     NSMutableURLRequest *request = [NSMutableURLRequest
8197         requestWithURL:[NSURL URLWithString:href]
8198         cachePolicy:NSURLRequestUseProtocolCachePolicy
8199         timeoutInterval:120.0
8200     ];
8201
8202     [request setHTTPMethod:method];
8203
8204     if (Machine_ != NULL)
8205         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8206     if (UniqueID_ != nil)
8207         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8208     if (Role_ != nil)
8209         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8210
8211     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8212 }
8213
8214 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8215     NSString *context([alert context]);
8216
8217     if ([context isEqualToString:@"source"]) {
8218         switch (button) {
8219             case 1: {
8220                 NSString *href = [[alert textField] text];
8221
8222                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8223
8224                 if (![href hasSuffix:@"/"])
8225                     href_ = [href stringByAppendingString:@"/"];
8226                 else
8227                     href_ = href;
8228                 href_ = [href_ retain];
8229
8230                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8231                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8232                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8233                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8234
8235                 cydia_ = false;
8236
8237                 // XXX: this is stupid
8238                 hud_ = [[delegate_ addProgressHUD] retain];
8239                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8240             } break;
8241
8242             case 0:
8243             break;
8244
8245             _nodefault
8246         }
8247
8248         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8249     } else if ([context isEqualToString:@"trivial"])
8250         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8251     else if ([context isEqualToString:@"urlerror"])
8252         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8253     else if ([context isEqualToString:@"warning"]) {
8254         switch (button) {
8255             case 1:
8256                 [self complete];
8257             break;
8258
8259             case 0:
8260             break;
8261
8262             _nodefault
8263         }
8264
8265         [href_ release];
8266         href_ = nil;
8267
8268         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8269     }
8270 }
8271
8272 - (void) loadView {
8273     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8274
8275     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8276     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8277     [list_ setRowHeight:56];
8278     [list_ setDataSource:self];
8279     [list_ setDelegate:self];
8280     [[self view] addSubview:list_];
8281 }
8282
8283 - (void) viewDidLoad {
8284     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8285     [self updateButtonsForEditingStatus:NO animated:NO];
8286 }
8287
8288 - (void) releaseSubviews {
8289     [list_ release];
8290     list_ = nil;
8291 }
8292
8293 - (id) initWithDatabase:(Database *)database {
8294     if ((self = [super init]) != nil) {
8295         database_ = database;
8296         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8297     } return self;
8298 }
8299
8300 - (void) reloadData {
8301     [super reloadData];
8302
8303     pkgSourceList list;
8304     if (!list.ReadMainList())
8305         return;
8306
8307     [sources_ removeAllObjects];
8308     [sources_ addObjectsFromArray:[database_ sources]];
8309     _trace();
8310     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8311     _trace();
8312
8313     int count([sources_ count]);
8314     offset_ = 0;
8315     for (int i = 0; i != count; i++) {
8316         if ([[sources_ objectAtIndex:i] record] == nil)
8317             break;
8318         offset_++;
8319     }
8320
8321     [list_ setEditing:NO];
8322     [self updateButtonsForEditingStatus:NO animated:NO];
8323     [list_ reloadData];
8324 }
8325
8326 - (void) showAddSourcePrompt {
8327     UIAlertView *alert = [[[UIAlertView alloc]
8328         initWithTitle:UCLocalize("ENTER_APT_URL")
8329         message:nil
8330         delegate:self
8331         cancelButtonTitle:UCLocalize("CANCEL")
8332         otherButtonTitles:
8333             UCLocalize("ADD_SOURCE"),
8334         nil
8335     ] autorelease];
8336
8337     [alert setContext:@"source"];
8338     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8339
8340     [alert setNumberOfRows:1];
8341     [alert addTextFieldWithValue:@"http://" label:@""];
8342
8343     UITextInputTraits *traits = [[alert textField] textInputTraits];
8344     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8345     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8346     [traits setKeyboardType:UIKeyboardTypeURL];
8347     // XXX: UIReturnKeyDone
8348     [traits setReturnKeyType:UIReturnKeyNext];
8349
8350     [alert show];
8351 }
8352
8353 - (void) addButtonClicked {
8354     [self showAddSourcePrompt];
8355 }
8356
8357 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8358     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8359         initWithTitle:UCLocalize("ADD")
8360         style:UIBarButtonItemStylePlain
8361         target:self
8362         action:@selector(addButtonClicked)
8363     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8364
8365     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8366         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8367         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8368         target:self
8369         action:@selector(editButtonClicked)
8370     ] autorelease] animated:animated];
8371
8372     if (IsWildcat_ && !editing)
8373         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8374             initWithTitle:UCLocalize("SETTINGS")
8375             style:UIBarButtonItemStylePlain
8376             target:self
8377             action:@selector(settingsButtonClicked)
8378         ] autorelease]];
8379 }
8380
8381 - (void) settingsButtonClicked {
8382     [delegate_ showSettings];
8383 }
8384
8385 - (void) editButtonClicked {
8386     [list_ setEditing:![list_ isEditing] animated:YES];
8387
8388     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8389 }
8390
8391 @end
8392 /* }}} */
8393
8394 /* Settings Controller {{{ */
8395 @interface SettingsController : CYViewController <
8396     UITableViewDataSource,
8397     UITableViewDelegate
8398 > {
8399     _transient Database *database_;
8400     // XXX: ok, "roledelegate_"?...
8401     _transient id roledelegate_;
8402     UITableView *table_;
8403     UISegmentedControl *segment_;
8404     UIView *container_;
8405 }
8406
8407 - (void) showDoneButton;
8408 - (void) resizeSegmentedControl;
8409
8410 @end
8411
8412 @implementation SettingsController
8413
8414 - (void) dealloc {
8415     [self releaseSubviews];
8416
8417     [super dealloc];
8418 }
8419
8420 - (void) loadView {
8421     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8422
8423     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8424     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8425     [table_ setDelegate:self];
8426     [table_ setDataSource:self];
8427     [[self view] addSubview:table_];
8428
8429     NSArray *items = [NSArray arrayWithObjects:
8430         UCLocalize("USER"),
8431         UCLocalize("HACKER"),
8432         UCLocalize("DEVELOPER"),
8433     nil];
8434     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8435     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8436     [container_ addSubview:segment_];
8437 }
8438
8439 - (void) viewDidLoad {
8440     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8441
8442     int index = -1;
8443     if ([Role_ isEqualToString:@"User"]) index = 0;
8444     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8445     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8446     if (index != -1) {
8447         [segment_ setSelectedSegmentIndex:index];
8448         [self showDoneButton];
8449     }
8450
8451     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8452     [self resizeSegmentedControl];
8453 }
8454
8455 - (void) releaseSubviews {
8456     [table_ release];
8457     table_ = nil;
8458
8459     [segment_ release];
8460     segment_ = nil;
8461
8462     [container_ release];
8463     container_ = nil;
8464 }
8465
8466 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8467     if ((self = [super init]) != nil) {
8468         database_ = database;
8469         roledelegate_ = delegate;
8470     } return self;
8471 }
8472
8473 - (void) resizeSegmentedControl {
8474     CGFloat width = [[self view] frame].size.width;
8475     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8476 }
8477
8478 - (void) viewWillAppear:(BOOL)animated {
8479     [super viewWillAppear:animated];
8480
8481     [self resizeSegmentedControl];
8482 }
8483
8484 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8485     [self resizeSegmentedControl];
8486 }
8487
8488 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8489     [self resizeSegmentedControl];
8490 }
8491
8492 - (void) save {
8493     NSString *role(nil);
8494
8495     switch ([segment_ selectedSegmentIndex]) {
8496         case 0: role = @"User"; break;
8497         case 1: role = @"Hacker"; break;
8498         case 2: role = @"Developer"; break;
8499
8500         _nodefault
8501     }
8502
8503     if (![role isEqualToString:Role_]) {
8504         bool rolling(Role_ == nil);
8505         Role_ = role;
8506
8507         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8508             Role_, @"Role",
8509         nil];
8510
8511         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8512         Changed_ = true;
8513
8514         if (rolling)
8515             [roledelegate_ loadData];
8516         else
8517             [roledelegate_ updateData];
8518     }
8519 }
8520
8521 - (void) segmentChanged:(UISegmentedControl *)control {
8522     [self showDoneButton];
8523 }
8524
8525 - (void) saveAndClose {
8526     [self save];
8527
8528     [[self navigationItem] setRightBarButtonItem:nil];
8529     [[self navigationController] dismissModalViewControllerAnimated:YES];
8530 }
8531
8532 - (void) doneButtonClicked {
8533     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8534     [spinner startAnimating];
8535     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8536     [[self navigationItem] setRightBarButtonItem:spinItem];
8537
8538     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8539 }
8540
8541 - (void) showDoneButton {
8542     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8543         initWithTitle:UCLocalize("DONE")
8544         style:UIBarButtonItemStyleDone
8545         target:self
8546         action:@selector(doneButtonClicked)
8547     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8548 }
8549
8550 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8551     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8552     return 6;
8553 }
8554
8555 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8556     return 0; // :(
8557 }
8558
8559 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8560     return nil; // This method is required by the protocol.
8561 }
8562
8563 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8564     if (section == 1)
8565         return UCLocalize("ROLE_EX");
8566     if (section == 4)
8567         return [NSString stringWithFormat:
8568             @"%@: %@\n%@: %@\n%@: %@",
8569             UCLocalize("USER"), UCLocalize("USER_EX"),
8570             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8571             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8572         ];
8573     else return nil;
8574 }
8575
8576 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8577     return section == 3 ? 44.0f : 0;
8578 }
8579
8580 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8581     return section == 3 ? container_ : nil;
8582 }
8583
8584 - (void) reloadData {
8585     [super reloadData];
8586     [table_ reloadData];
8587 }
8588
8589 @end
8590 /* }}} */
8591 /* Stash Controller {{{ */
8592 @interface StashController : CYViewController {
8593     UIActivityIndicatorView *spinner_;
8594     UILabel *status_;
8595     UILabel *caption_;
8596 }
8597
8598 @end
8599
8600 @implementation StashController
8601
8602 - (void) dealloc {
8603     [self releaseSubviews];
8604
8605     [super dealloc];
8606 }
8607
8608 - (void) loadView {
8609     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8610     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8611
8612     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8613     CGRect spinrect = [spinner_ frame];
8614     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8615     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8616     [spinner_ setFrame:spinrect];
8617     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8618     [[self view] addSubview:spinner_];
8619     [spinner_ startAnimating];
8620
8621     CGRect captrect;
8622     captrect.size.width = [[self view] frame].size.width;
8623     captrect.size.height = 40.0f;
8624     captrect.origin.x = 0;
8625     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8626     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8627     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8628     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8629     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8630     [caption_ setTextColor:[UIColor whiteColor]];
8631     [caption_ setBackgroundColor:[UIColor clearColor]];
8632     [caption_ setShadowColor:[UIColor blackColor]];
8633     [caption_ setTextAlignment:UITextAlignmentCenter];
8634     [[self view] addSubview:caption_];
8635
8636     CGRect statusrect;
8637     statusrect.size.width = [[self view] frame].size.width;
8638     statusrect.size.height = 30.0f;
8639     statusrect.origin.x = 0;
8640     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8641     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8642     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8643     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8644     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8645     [status_ setTextColor:[UIColor whiteColor]];
8646     [status_ setBackgroundColor:[UIColor clearColor]];
8647     [status_ setShadowColor:[UIColor blackColor]];
8648     [status_ setTextAlignment:UITextAlignmentCenter];
8649     [[self view] addSubview:status_];
8650 }
8651
8652 - (void) releaseSubviews {
8653     [spinner_ release];
8654     spinner_ = nil;
8655
8656     [status_ release];
8657     status_ = nil;
8658
8659     [caption_ release];
8660     caption_ = nil;
8661 }
8662
8663 @end
8664 /* }}} */
8665
8666 @interface Cydia : UIApplication <
8667     ConfirmationControllerDelegate,
8668     ProgressControllerDelegate,
8669     CydiaDelegate,
8670     UINavigationControllerDelegate,
8671     UITabBarControllerDelegate
8672 > {
8673     // XXX: evaluate all fields for _transient
8674
8675     UIWindow *window_;
8676     CYTabBarController *tabbar_;
8677
8678     NSMutableArray *essential_;
8679     NSMutableArray *broken_;
8680
8681     Database *database_;
8682
8683     NSURL *starturl_;
8684
8685     unsigned locked_;
8686     unsigned activity_;
8687
8688     StashController *stash_;
8689
8690     bool loaded_;
8691 }
8692
8693 - (void) loadData;
8694
8695 @end
8696
8697 @implementation Cydia
8698
8699 - (void) beginUpdate {
8700     [tabbar_ beginUpdate];
8701 }
8702
8703 - (BOOL) updating {
8704     return [tabbar_ updating];
8705 }
8706
8707 - (void) _loaded {
8708     if ([broken_ count] != 0) {
8709         int count = [broken_ count];
8710
8711         UIAlertView *alert = [[[UIAlertView alloc]
8712             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8713             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8714             delegate:self
8715             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8716             otherButtonTitles:
8717                 UCLocalize("TEMPORARY_IGNORE"),
8718             nil
8719         ] autorelease];
8720
8721         [alert setContext:@"fixhalf"];
8722         [alert show];
8723     } else if (!Ignored_ && [essential_ count] != 0) {
8724         int count = [essential_ count];
8725
8726         UIAlertView *alert = [[[UIAlertView alloc]
8727             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8728             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8729             delegate:self
8730             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8731             otherButtonTitles:
8732                 UCLocalize("UPGRADE_ESSENTIAL"),
8733                 UCLocalize("COMPLETE_UPGRADE"),
8734             nil
8735         ] autorelease];
8736
8737         [alert setContext:@"upgrade"];
8738         [alert show];
8739     }
8740 }
8741
8742 - (void) _saveConfig {
8743     _trace();
8744     MetaFile_.Sync();
8745     _trace();
8746
8747     if (Changed_) {
8748         NSString *error(nil);
8749
8750         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8751             _trace();
8752             NSError *error(nil);
8753             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8754                 NSLog(@"failure to save metadata data: %@", error);
8755             _trace();
8756
8757             Changed_ = false;
8758         } else {
8759             NSLog(@"failure to serialize metadata: %@", error);
8760         }
8761     }
8762 }
8763
8764 // Navigation controller for the queuing badge.
8765 - (CYNavigationController *) queueNavigationController {
8766     NSArray *controllers = [tabbar_ viewControllers];
8767     return [controllers objectAtIndex:3];
8768 }
8769
8770 - (void) _updateData {
8771     [self _saveConfig];
8772
8773     [tabbar_ reloadData];
8774
8775     CYNavigationController *navigation = [self queueNavigationController];
8776
8777     id queuedelegate = nil;
8778     if ([[navigation viewControllers] count] > 0)
8779         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8780
8781     [queuedelegate queueStatusDidChange];
8782     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8783 }
8784
8785 - (void) _refreshIfPossible:(NSDate *)update {
8786     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8787
8788     bool recently = false;
8789     if (update != nil) {
8790         NSTimeInterval interval([update timeIntervalSinceNow]);
8791         if (interval <= 0 && interval > -(15*60))
8792             recently = true;
8793     }
8794
8795     // Don't automatic refresh if:
8796     //  - We already refreshed recently.
8797     //  - We already auto-refreshed this launch.
8798     //  - Auto-refresh is disabled.
8799     if (recently || loaded_ || ManualRefresh) {
8800         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8801
8802         // If we are cancelling, we need to make sure it knows it's already loaded.
8803         loaded_ = true;
8804         return;
8805     } else {
8806         // We are going to load, so remember that.
8807         loaded_ = true;
8808     }
8809
8810     SCNetworkReachabilityFlags flags; {
8811         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8812         SCNetworkReachabilityGetFlags(reachability, &flags);
8813         CFRelease(reachability);
8814     }
8815
8816     // XXX: this elaborate mess is what Apple is using to determine this? :(
8817     // XXX: do we care if the user has to intervene? maybe that's ok?
8818     bool reachable(
8819         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8820             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8821                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8822                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8823             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8824             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8825         )
8826     );
8827
8828     // If we can reach the server, auto-refresh!
8829     if (reachable)
8830         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8831
8832     [pool release];
8833 }
8834
8835 - (void) refreshIfPossible {
8836     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8837 }
8838
8839 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8840     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8841     [hud setText:UCLocalize("RELOADING_DATA")];
8842
8843     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8844
8845     if (hud != nil)
8846         [self removeProgressHUD:hud];
8847
8848     size_t changes(0);
8849
8850     [essential_ removeAllObjects];
8851     [broken_ removeAllObjects];
8852
8853     NSArray *packages([database_ packages]);
8854     for (Package *package in packages) {
8855         if ([package half])
8856             [broken_ addObject:package];
8857         if ([package upgradableAndEssential:NO]) {
8858             if ([package essential])
8859                 [essential_ addObject:package];
8860             ++changes;
8861         }
8862     }
8863
8864     NSLog(@"changes:#%u", changes);
8865
8866     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8867     if (changes != 0) {
8868         _trace();
8869         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8870         [changesItem setBadgeValue:badge];
8871         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8872         [self setApplicationIconBadgeNumber:changes];
8873     } else {
8874         _trace();
8875         [changesItem setBadgeValue:nil];
8876         [changesItem setAnimatedBadge:NO];
8877         [self setApplicationIconBadgeNumber:0];
8878     }
8879
8880     [self _updateData];
8881
8882     [self refreshIfPossible];
8883 }
8884
8885 - (void) updateData {
8886     [self _updateData];
8887 }
8888
8889 - (void) update_ {
8890     [database_ update];
8891 }
8892
8893 - (void) syncData {
8894     [self _saveConfig];
8895
8896     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8897     _assert(file != NULL);
8898
8899     for (NSString *key in [Sources_ allKeys]) {
8900         NSDictionary *source([Sources_ objectForKey:key]);
8901
8902         fprintf(file, "%s %s %s\n",
8903             [[source objectForKey:@"Type"] UTF8String],
8904             [[source objectForKey:@"URI"] UTF8String],
8905             [[source objectForKey:@"Distribution"] UTF8String]
8906         );
8907     }
8908
8909     fclose(file);
8910
8911     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8912     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8913     if (IsWildcat_)
8914         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8915     [tabbar_ presentModalViewController:navigation animated:YES];
8916
8917     [progress
8918         detachNewThreadSelector:@selector(update_)
8919         toTarget:self
8920         withObject:nil
8921         title:UCLocalize("UPDATING_SOURCES")
8922     ];
8923 }
8924
8925 - (void) addTrivialSource:(NSString *)href {
8926     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8927         @"deb", @"Type",
8928         href, @"URI",
8929         @"./", @"Distribution",
8930     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8931
8932     Changed_ = true;
8933 }
8934
8935 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8936     @synchronized (self) {
8937         [self _reloadDataWithInvocation:invocation];
8938     }
8939 }
8940
8941 - (void) reloadData {
8942     [self reloadDataWithInvocation:nil];
8943 }
8944
8945 - (void) resolve {
8946     pkgProblemResolver *resolver = [database_ resolver];
8947
8948     resolver->InstallProtect();
8949     if (!resolver->Resolve(true))
8950         _error->Discard();
8951 }
8952
8953 - (bool) perform {
8954     // XXX: this is a really crappy way of doing this.
8955     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8956     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8957     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8958     if ([tabbar_ updating])
8959         [tabbar_ cancelUpdate];
8960
8961     if (![database_ prepare])
8962         return false;
8963
8964     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8965     [page setDelegate:self];
8966     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8967     [confirm_ setDelegate:self];
8968
8969     if (IsWildcat_)
8970         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8971     [tabbar_ presentModalViewController:confirm_ animated:YES];
8972
8973     return true;
8974 }
8975
8976 - (void) queue {
8977     @synchronized (self) {
8978         [self perform];
8979     }
8980 }
8981
8982 - (void) clearPackage:(Package *)package {
8983     @synchronized (self) {
8984         [package clear];
8985         [self resolve];
8986         [self perform];
8987     }
8988 }
8989
8990 - (void) installPackages:(NSArray *)packages {
8991     @synchronized (self) {
8992         for (Package *package in packages)
8993             [package install];
8994         [self resolve];
8995         [self perform];
8996     }
8997 }
8998
8999 - (void) installPackage:(Package *)package {
9000     @synchronized (self) {
9001         [package install];
9002         [self resolve];
9003         [self perform];
9004     }
9005 }
9006
9007 - (void) removePackage:(Package *)package {
9008     @synchronized (self) {
9009         [package remove];
9010         [self resolve];
9011         [self perform];
9012     }
9013 }
9014
9015 - (void) distUpgrade {
9016     @synchronized (self) {
9017         if (![database_ upgrade])
9018             return;
9019         [self perform];
9020     }
9021 }
9022
9023 - (void) complete {
9024     @synchronized (self) {
9025         [self _reloadDataWithInvocation:nil];
9026     }
9027 }
9028
9029 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9030     Queuing_ = false;
9031
9032     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9033
9034     if (navigation != nil) {
9035         [navigation pushViewController:progress animated:YES];
9036     } else {
9037         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9038         if (IsWildcat_)
9039             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9040         [tabbar_ presentModalViewController:navigation animated:YES];
9041     }
9042
9043     [progress
9044         detachNewThreadSelector:@selector(perform)
9045         toTarget:database_
9046         withObject:nil
9047         title:UCLocalize("RUNNING")
9048     ];
9049
9050     ++locked_;
9051 }
9052
9053 - (void) progressControllerIsComplete:(ProgressController *)progress {
9054     --locked_;
9055     [self complete];
9056 }
9057
9058 - (void) showSettings {
9059     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9060     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9061     if (IsWildcat_)
9062         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9063     [tabbar_ presentModalViewController:nav animated:YES];
9064 }
9065
9066 - (void) retainNetworkActivityIndicator {
9067     if (activity_++ == 0)
9068         [self setNetworkActivityIndicatorVisible:YES];
9069 }
9070
9071 - (void) releaseNetworkActivityIndicator {
9072     if (--activity_ == 0)
9073         [self setNetworkActivityIndicatorVisible:NO];
9074 }
9075
9076 - (void) cancelAndClear:(bool)clear {
9077     @synchronized (self) {
9078         if (clear) {
9079             [database_ clear];
9080             Queuing_ = false;
9081         } else {
9082             Queuing_ = true;
9083         }
9084
9085         [self _updateData];
9086     }
9087 }
9088
9089 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9090     NSString *context([alert context]);
9091
9092     if ([context isEqualToString:@"fixhalf"]) {
9093         if (button == [alert cancelButtonIndex]) {
9094             @synchronized (self) {
9095                 for (Package *broken in broken_) {
9096                     [broken remove];
9097
9098                     NSString *id = [broken id];
9099                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9100                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9101                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9102                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9103                 }
9104
9105                 [self resolve];
9106                 [self perform];
9107             }
9108         } else if (button == [alert firstOtherButtonIndex]) {
9109             [broken_ removeAllObjects];
9110             [self _loaded];
9111         }
9112
9113         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9114     } else if ([context isEqualToString:@"upgrade"]) {
9115         if (button == [alert firstOtherButtonIndex]) {
9116             @synchronized (self) {
9117                 for (Package *essential in essential_)
9118                     [essential install];
9119
9120                 [self resolve];
9121                 [self perform];
9122             }
9123         } else if (button == [alert firstOtherButtonIndex] + 1) {
9124             [self distUpgrade];
9125         } else if (button == [alert cancelButtonIndex]) {
9126             Ignored_ = YES;
9127         }
9128
9129         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9130     }
9131 }
9132
9133 - (void) system:(NSString *)command { _pooled
9134     _trace();
9135     system([command UTF8String]);
9136     _trace();
9137 }
9138
9139 - (void) applicationWillSuspend {
9140     [database_ clean];
9141     [super applicationWillSuspend];
9142 }
9143
9144 - (BOOL) isSafeToSuspend {
9145     // Use external process status API internally.
9146     // This is probably a really bad idea.
9147     // XXX: what is the point of this? does this solve anything at all?
9148     uint64_t status = 0;
9149     int notify_token;
9150     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9151         notify_get_state(notify_token, &status);
9152         notify_cancel(notify_token);
9153     }
9154
9155     return locked_ == 0 && status == 0;
9156 }
9157
9158 - (void) applicationSuspend:(__GSEvent *)event {
9159     if ([self isSafeToSuspend])
9160         [super applicationSuspend:event];
9161 }
9162
9163 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9164     if ([self isSafeToSuspend])
9165         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9166 }
9167
9168 - (void) _setSuspended:(BOOL)value {
9169     if ([self isSafeToSuspend])
9170         [super _setSuspended:value];
9171 }
9172
9173 - (UIProgressHUD *) addProgressHUD {
9174     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9175     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9176
9177     [window_ setUserInteractionEnabled:NO];
9178     [hud show:YES];
9179
9180     UIViewController *target = tabbar_;
9181     while ([target modalViewController] != nil) target = [target modalViewController];
9182     [[target view] addSubview:hud];
9183
9184     ++locked_;
9185     return hud;
9186 }
9187
9188 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9189     [hud show:NO];
9190     [hud removeFromSuperview];
9191     [window_ setUserInteractionEnabled:YES];
9192     --locked_;
9193 }
9194
9195 - (CYViewController *) pageForPackage:(NSString *)name {
9196     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9197 }
9198
9199 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9200     NSString *scheme([[url scheme] lowercaseString]);
9201     if ([[url absoluteString] length] <= [scheme length] + 3)
9202         return nil;
9203     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9204     NSArray *components([path pathComponents]);
9205
9206     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9207         return [self pageForPackage:[components objectAtIndex:1]];
9208
9209     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9210         return nil;
9211
9212     NSString *base([components objectAtIndex:0]);
9213
9214     CYViewController *controller = nil;
9215
9216     if ([base isEqualToString:@"url"]) {
9217         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9218         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9219         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9220     } else if (!external && [components count] == 1) {
9221         if ([base isEqualToString:@"manage"]) {
9222             controller = [[[ManageController alloc] init] autorelease];
9223         }
9224
9225         if ([base isEqualToString:@"sources"]) {
9226             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9227         }
9228
9229         if ([base isEqualToString:@"home"]) {
9230             controller = [[[HomeController alloc] init] autorelease];
9231         }
9232
9233         if ([base isEqualToString:@"sections"]) {
9234             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9235         }
9236
9237         if ([base isEqualToString:@"search"]) {
9238             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9239         }
9240
9241         if ([base isEqualToString:@"changes"]) {
9242             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9243         }
9244
9245         if ([base isEqualToString:@"installed"]) {
9246             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9247         }
9248     } else if ([components count] == 2) {
9249         NSString *argument = [components objectAtIndex:1];
9250
9251         if ([base isEqualToString:@"package"]) {
9252             controller = [self pageForPackage:argument];
9253         }
9254
9255         if (!external && [base isEqualToString:@"search"]) {
9256             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9257             [(SearchController *)controller setSearchTerm:argument];
9258         }
9259
9260         if (!external && [base isEqualToString:@"sections"]) {
9261             if ([argument isEqualToString:@"all"])
9262                 argument = nil;
9263             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9264         }
9265
9266         if (!external && [base isEqualToString:@"sources"]) {
9267             if ([argument isEqualToString:@"add"]) {
9268                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9269                 [(SourcesController *)controller showAddSourcePrompt];
9270             } else {
9271                 Source *source = [database_ sourceWithKey:argument];
9272                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9273             }
9274         }
9275
9276         if (!external && [base isEqualToString:@"launch"]) {
9277             [self launchApplicationWithIdentifier:argument suspended:NO];
9278             return nil;
9279         }
9280     } else if (!external && [components count] == 3) {
9281         NSString *arg1 = [components objectAtIndex:1];
9282         NSString *arg2 = [components objectAtIndex:2];
9283
9284         if ([base isEqualToString:@"package"]) {
9285             if ([arg2 isEqualToString:@"settings"]) {
9286                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9287             } else if ([arg2 isEqualToString:@"files"]) {
9288                 if (Package *package = [database_ packageWithName:arg1]) {
9289                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9290                     [(FileTable *)controller setPackage:package];
9291                 }
9292             }
9293         }
9294     }
9295
9296     [controller setDelegate:self];
9297     return controller;
9298 }
9299
9300 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9301     CYViewController *page([self pageForURL:url forExternal:external]);
9302
9303     if (page != nil) {
9304         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9305         [nav setViewControllers:[NSArray arrayWithObject:page]];
9306         [tabbar_ setUnselectedViewController:nav];
9307     }
9308
9309     return page != nil;
9310 }
9311
9312 - (void) applicationOpenURL:(NSURL *)url {
9313     [super applicationOpenURL:url];
9314
9315     if (!loaded_) starturl_ = [url retain];
9316     else [self openCydiaURL:url forExternal:YES];
9317 }
9318
9319 - (void) applicationWillResignActive:(UIApplication *)application {
9320     // Stop refreshing if you get a phone call or lock the device.
9321     if ([tabbar_ updating])
9322         [tabbar_ cancelUpdate];
9323
9324     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9325         [super applicationWillResignActive:application];
9326 }
9327
9328 - (void) applicationWillTerminate:(UIApplication *)application {
9329     Changed_ = true;
9330     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9331     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9332     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9333
9334     [self _saveConfig];
9335 }
9336
9337 - (void) addStashController {
9338     ++locked_;
9339     stash_ = [[StashController alloc] init];
9340     [window_ addSubview:[stash_ view]];
9341 }
9342
9343 - (void) removeStashController {
9344     [[stash_ view] removeFromSuperview];
9345     [stash_ release];
9346     --locked_;
9347 }
9348
9349 - (void) stash {
9350     [self setIdleTimerDisabled:YES];
9351
9352     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9353     [self setStatusBarShowsProgress:YES];
9354     UpdateExternalStatus(1);
9355
9356     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9357
9358     UpdateExternalStatus(0);
9359     [self setStatusBarShowsProgress:NO];
9360
9361     [self removeStashController];
9362
9363     if (ExecFork() == 0) {
9364         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9365         perror("launchctl stop");
9366     }
9367 }
9368
9369 - (void) setupViewControllers {
9370     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9371
9372     NSMutableArray *items([NSMutableArray arrayWithObjects:
9373         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9374         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9375         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9376         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9377     nil]);
9378
9379     if (IsWildcat_) {
9380         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9381         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9382     } else {
9383         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9384     }
9385
9386     NSMutableArray *controllers([NSMutableArray array]);
9387     for (UITabBarItem *item in items) {
9388         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9389         [controller setTabBarItem:item];
9390         [controllers addObject:controller];
9391     }
9392     [tabbar_ setViewControllers:controllers];
9393
9394     [tabbar_ setUpdateDelegate:self];
9395 }
9396
9397 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9398     static CYEmulatedLoadingController *fake = nil;
9399
9400     if (view != nil) {
9401         if (fake == nil)
9402             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9403         [view addSubview:[fake view]];
9404     } else {
9405         [[fake view] removeFromSuperview];
9406         [fake release];
9407         fake = nil;
9408     }
9409
9410     return fake;
9411 }
9412
9413 - (void) applicationDidFinishLaunching:(id)unused {
9414 _trace();
9415     CydiaApp = self;
9416
9417     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9418         [self setApplicationSupportsShakeToEdit:NO];
9419
9420     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9421         initWithMemoryCapacity:524288
9422         diskCapacity:10485760
9423         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9424     ] autorelease]];
9425
9426     [CYBrowserController _initialize];
9427
9428     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9429
9430     Font12_ = [[UIFont systemFontOfSize:12] retain];
9431     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9432     Font14_ = [[UIFont systemFontOfSize:14] retain];
9433     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9434     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9435
9436     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9437     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9438
9439     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9440     [window_ orderFront:self];
9441     [window_ makeKey:self];
9442     [window_ setHidden:NO];
9443
9444     if (
9445         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9446         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9447         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9448         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9449         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9450         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9451         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9452         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9453         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9454         false
9455     ) {
9456         [self addStashController];
9457         // XXX: this would be much cleaner as a yieldToSelector:
9458         // that way the removeStashController could happen right here inline
9459         // we also could no longer require the useless stash_ field anymore
9460         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9461         return;
9462     }
9463
9464     database_ = [Database sharedInstance];
9465
9466     [window_ setUserInteractionEnabled:NO];
9467     [self setupViewControllers];
9468     [self showEmulatedLoadingControllerInView:window_];
9469
9470     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9471 _trace();
9472 }
9473
9474 - (void) loadData {
9475 _trace();
9476     if (Role_ == nil) {
9477         [window_ setUserInteractionEnabled:YES];
9478
9479         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9480         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9481         if (IsWildcat_)
9482             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9483         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9484
9485         return;
9486     } else {
9487         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9488             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9489         [window_ setUserInteractionEnabled:NO];
9490     }
9491
9492     [self reloadData];
9493     PrintTimes();
9494
9495     [window_ addSubview:[tabbar_ view]];
9496     [self showEmulatedLoadingControllerInView:nil];
9497     [window_ setUserInteractionEnabled:YES];
9498
9499     int selectedIndex = 0;
9500     NSMutableArray *items = nil;
9501
9502     bool recently = false;
9503     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9504     if (closed != nil) {
9505         NSTimeInterval interval([closed timeIntervalSinceNow]);
9506         // XXX: Is 15 minutes the optimal time here?
9507         if (interval <= 0 && interval > -(15*60))
9508             recently = true;
9509     }
9510
9511     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9512     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9513
9514     BOOL enough = YES;
9515     for (NSArray *entry in items)
9516         if ([entry count] <= 0)
9517             enough = NO;
9518
9519     if (!recently || !items || !enough) {
9520         selectedIndex = 0;
9521         items = [NSMutableArray array];
9522         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9523         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9524         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9525         if (!IsWildcat_) {
9526             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9527         } else {
9528             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9529             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9530         }
9531         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9532     }
9533
9534     [tabbar_ setSelectedIndex:selectedIndex];
9535     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9536         NSArray *stack = [items objectAtIndex:tab];
9537         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9538         NSMutableArray *current = [NSMutableArray array];
9539
9540         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9541             NSString *addr = [stack objectAtIndex:nav];
9542             NSURL *url = [NSURL URLWithString:addr];
9543             CYViewController *page = [self pageForURL:url forExternal:NO];
9544             if (page != nil)
9545                 [current addObject:page];
9546         }
9547
9548         [navigation setViewControllers:current];
9549     }
9550
9551     // (Try to) show the startup URL.
9552     if (starturl_ != nil) {
9553         [self openCydiaURL:starturl_ forExternal:NO];
9554         [starturl_ release];
9555         starturl_ = nil;
9556     }
9557 }
9558
9559 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9560     if (item != nil && IsWildcat_) {
9561         [sheet showFromBarButtonItem:item animated:YES];
9562     } else {
9563         [sheet showInView:window_];
9564     }
9565 }
9566
9567 @end
9568
9569 /*IMP alloc_;
9570 id Alloc_(id self, SEL selector) {
9571     id object = alloc_(self, selector);
9572     lprintf("[%s]A-%p\n", self->isa->name, object);
9573     return object;
9574 }*/
9575
9576 /*IMP dealloc_;
9577 id Dealloc_(id self, SEL selector) {
9578     id object = dealloc_(self, selector);
9579     lprintf("[%s]D-%p\n", self->isa->name, object);
9580     return object;
9581 }*/
9582
9583 Class $WebDefaultUIKitDelegate;
9584
9585 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9586     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9587         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9588     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9589 }
9590
9591 static NSNumber *shouldPlayKeyboardSounds;
9592
9593 Class $UIHardware;
9594
9595 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9596     switch (sound) {
9597         case 1104: // Keyboard Button Clicked
9598         case 1105: // Keyboard Delete Repeated
9599             if (shouldPlayKeyboardSounds == nil) {
9600                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9601                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9602             }
9603
9604             if (![shouldPlayKeyboardSounds boolValue])
9605                 break;
9606
9607         default:
9608             _UIHardware$_playSystemSound$(self, _cmd, sound);
9609     }
9610 }
9611
9612 Class $UIApplication;
9613
9614 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9615     static BOOL initialized = NO;
9616     static BOOL started = NO;
9617
9618     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9619     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9620
9621     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9622         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9623         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9624         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9625
9626         if (initialized && !enabled) {
9627             initialized = NO;
9628             [bundle performSelector:@selector(_accessibilityStopServer)];
9629         } else if (enabled) {
9630             initialized = YES;
9631             if (!started) {
9632                 started = YES;
9633                 [bundle performSelector:@selector(_accessibilityStartServer)];
9634             }
9635         }
9636     }
9637 }
9638
9639 int main(int argc, char *argv[]) { _pooled
9640     _trace();
9641
9642     UpdateExternalStatus(0);
9643
9644     if (Class $UIDevice = objc_getClass("UIDevice")) {
9645         UIDevice *device([$UIDevice currentDevice]);
9646         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9647     } else
9648         IsWildcat_ = false;
9649
9650     UIScreen *screen([UIScreen mainScreen]);
9651     if ([screen respondsToSelector:@selector(scale)])
9652         ScreenScale_ = [screen scale];
9653     else
9654         ScreenScale_ = 1;
9655
9656     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9657     if (ScreenScale_ > 1)
9658         [parts addObject:@"@2x"];
9659     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9660     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9661
9662     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9663
9664     /* Library Hacks {{{ */
9665     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9666
9667     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9668     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9669     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9670         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9671         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9672     }
9673
9674     $UIHardware = objc_getClass("UIHardware");
9675     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9676     if (UIHardware$_playSystemSound$ != NULL) {
9677         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9678         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9679     }
9680
9681     $UIApplication = objc_getClass("UIApplication");
9682     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9683     if (UIApplication$_updateApplicationAccessibility != NULL) {
9684         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9685         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9686     }
9687     /* }}} */
9688     /* Set Locale {{{ */
9689     Locale_ = CFLocaleCopyCurrent();
9690     Languages_ = [NSLocale preferredLanguages];
9691     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9692     //NSLog(@"%@", [Languages_ description]);
9693
9694     const char *lang;
9695     if (Languages_ == nil || [Languages_ count] == 0)
9696         // XXX: consider just setting to C and then falling through?
9697         lang = NULL;
9698     else {
9699         lang = [[Languages_ objectAtIndex:0] UTF8String];
9700         setenv("LANG", lang, true);
9701     }
9702
9703     //std::setlocale(LC_ALL, lang);
9704     NSLog(@"Setting Language: %s", lang);
9705     /* }}} */
9706
9707     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9708
9709     /* Parse Arguments {{{ */
9710     bool substrate(false);
9711
9712     if (argc != 0) {
9713         char **args(argv);
9714         int arge(1);
9715
9716         for (int argi(1); argi != argc; ++argi)
9717             if (strcmp(argv[argi], "--") == 0) {
9718                 arge = argi;
9719                 argv[argi] = argv[0];
9720                 argv += argi;
9721                 argc -= argi;
9722                 break;
9723             }
9724
9725         for (int argi(1); argi != arge; ++argi)
9726             if (strcmp(args[argi], "--substrate") == 0)
9727                 substrate = true;
9728             else
9729                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9730     }
9731     /* }}} */
9732
9733     App_ = [[NSBundle mainBundle] bundlePath];
9734     Home_ = NSHomeDirectory();
9735     Advanced_ = YES;
9736
9737     setuid(0);
9738     setgid(0);
9739
9740     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9741     alloc_ = alloc->method_imp;
9742     alloc->method_imp = (IMP) &Alloc_;*/
9743
9744     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9745     dealloc_ = dealloc->method_imp;
9746     dealloc->method_imp = (IMP) &Dealloc_;*/
9747
9748     /* System Information {{{ */
9749     size_t size;
9750
9751     int maxproc;
9752     size = sizeof(maxproc);
9753     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9754         perror("sysctlbyname(\"kern.maxproc\", ?)");
9755     else if (maxproc < 64) {
9756         maxproc = 64;
9757         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9758             perror("sysctlbyname(\"kern.maxproc\", #)");
9759     }
9760
9761     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9762     char *osversion = new char[size];
9763     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9764         perror("sysctlbyname(\"kern.osversion\", ?)");
9765     else
9766         System_ = [NSString stringWithUTF8String:osversion];
9767
9768     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9769     char *machine = new char[size];
9770     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9771         perror("sysctlbyname(\"hw.machine\", ?)");
9772     else
9773         Machine_ = machine;
9774
9775     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9776         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9777             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9778                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9779                 CFRelease(serial);
9780             }
9781
9782             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9783                 NSData *data((NSData *) ecid);
9784                 size_t length([data length]);
9785                 uint8_t bytes[length];
9786                 [data getBytes:bytes];
9787                 char string[length * 2 + 1];
9788                 for (size_t i(0); i != length; ++i)
9789                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9790                 ChipID_ = [NSString stringWithUTF8String:string];
9791                 CFRelease(ecid);
9792             }
9793
9794             IOObjectRelease(service);
9795         }
9796     }
9797
9798     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9799
9800     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9801     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9802     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9803
9804     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9805     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9806     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9807
9808     if (mcc != NULL && mnc != NULL)
9809         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9810
9811     if (mnc != NULL)
9812         CFRelease(mnc);
9813     if (mcc != NULL)
9814         CFRelease(mcc);
9815
9816     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9817         Build_ = [system objectForKey:@"ProductBuildVersion"];
9818     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9819         Product_ = [info objectForKey:@"SafariProductVersion"];
9820         Safari_ = [info objectForKey:@"CFBundleVersion"];
9821     }
9822     /* }}} */
9823     /* Load Database {{{ */
9824     _trace();
9825     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9826     _trace();
9827     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9828
9829     if (Metadata_ == NULL)
9830         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9831     else {
9832         Settings_ = [Metadata_ objectForKey:@"Settings"];
9833
9834         Packages_ = [Metadata_ objectForKey:@"Packages"];
9835         Sections_ = [Metadata_ objectForKey:@"Sections"];
9836         Sources_ = [Metadata_ objectForKey:@"Sources"];
9837
9838         Token_ = [Metadata_ objectForKey:@"Token"];
9839     }
9840
9841     if (Settings_ != nil)
9842         Role_ = [Settings_ objectForKey:@"Role"];
9843
9844     if (Sections_ == nil) {
9845         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9846         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9847     }
9848
9849     if (Sources_ == nil) {
9850         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9851         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9852     }
9853     /* }}} */
9854
9855     _trace();
9856     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9857     _trace();
9858
9859     if (Packages_ != nil) {
9860         bool fail(false);
9861         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9862         _trace();
9863
9864         if (!fail) {
9865             [Metadata_ removeObjectForKey:@"Packages"];
9866             Packages_ = nil;
9867             Changed_ = true;
9868         }
9869     }
9870
9871     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9872
9873 #define MobileSubstrate_(name) \
9874     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9875         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9876
9877     MobileSubstrate_(Activator)
9878     MobileSubstrate_(libstatusbar)
9879     MobileSubstrate_(SimulatedKeyEvents)
9880     MobileSubstrate_(WinterBoard)
9881
9882     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9883         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9884
9885     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9886
9887     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9888         unlink("/tmp/.cydia.fw");
9889         goto firmware;
9890     } else if (access("/User", F_OK) != 0 || version < 2) {
9891       firmware:
9892         _trace();
9893         system("/usr/libexec/cydia/firmware.sh");
9894         _trace();
9895     }
9896
9897     _assert([[NSFileManager defaultManager]
9898         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9899         withIntermediateDirectories:YES
9900         attributes:nil
9901         error:NULL
9902     ]);
9903
9904     if (access("/tmp/cydia.chk", F_OK) == 0) {
9905         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9906             _assert(errno == ENOENT);
9907         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9908             _assert(errno == ENOENT);
9909     }
9910
9911     /* APT Initialization {{{ */
9912     _assert(pkgInitConfig(*_config));
9913     _assert(pkgInitSystem(*_config, _system));
9914
9915     if (lang != NULL)
9916         _config->Set("APT::Acquire::Translation", lang);
9917
9918     // XXX: this timeout might be important :(
9919     //_config->Set("Acquire::http::Timeout", 15);
9920
9921     _config->Set("Acquire::http::MaxParallel", 3);
9922     /* }}} */
9923     /* Color Choices {{{ */
9924     space_ = CGColorSpaceCreateDeviceRGB();
9925
9926     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9927     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9928     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9929     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9930     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9931     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9932     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9933     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9934     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9935
9936     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9937     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9938     /* }}}*/
9939     /* UIKit Configuration {{{ */
9940     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9941     if ($GSFontSetUseLegacyFontMetrics != NULL)
9942         $GSFontSetUseLegacyFontMetrics(YES);
9943
9944     // XXX: I have a feeling this was important
9945     //UIKeyboardDisableAutomaticAppearance();
9946     /* }}} */
9947
9948     Colon_ = UCLocalize("COLON_DELIMITED");
9949     Elision_ = UCLocalize("ELISION");
9950     Error_ = UCLocalize("ERROR");
9951     Warning_ = UCLocalize("WARNING");
9952
9953     _trace();
9954     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9955
9956     CGColorSpaceRelease(space_);
9957     CFRelease(Locale_);
9958
9959     return value;
9960 }