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 NSArray *Finishes_;
 991
 992 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 993 #define NotifyConfig_ "/etc/notify.conf"
 994
 995 static bool Queuing_;
 996
 997 static CYColor Blue_;
 998 static CYColor Blueish_;
 999 static CYColor Black_;
1000 static CYColor Off_;
1001 static CYColor White_;
1002 static CYColor Gray_;
1003 static CYColor Green_;
1004 static CYColor Purple_;
1005 static CYColor Purplish_;
1006
1007 static UIColor *InstallingColor_;
1008 static UIColor *RemovingColor_;
1009
1010 static NSString *App_;
1011 static NSString *Home_;
1012
1013 static BOOL Advanced_;
1014 static BOOL Ignored_;
1015
1016 static UIFont *Font12_;
1017 static UIFont *Font12Bold_;
1018 static UIFont *Font14_;
1019 static UIFont *Font18Bold_;
1020 static UIFont *Font22Bold_;
1021
1022 static const char *Machine_ = NULL;
1023 static NSString *System_ = nil;
1024 static NSString *SerialNumber_ = nil;
1025 static NSString *ChipID_ = nil;
1026 static NSString *Token_ = nil;
1027 static NSString *UniqueID_ = nil;
1028 static NSString *PLMN_ = nil;
1029 static NSString *Build_ = nil;
1030 static NSString *Product_ = nil;
1031 static NSString *Safari_ = nil;
1032
1033 static CFLocaleRef Locale_;
1034 static NSArray *Languages_;
1035 static CGColorSpaceRef space_;
1036
1037 static NSDictionary *SectionMap_;
1038 static NSMutableDictionary *Metadata_;
1039 static _transient NSMutableDictionary *Settings_;
1040 static _transient NSString *Role_;
1041 static _transient NSMutableDictionary *Packages_;
1042 static _transient NSMutableDictionary *Sections_;
1043 static _transient NSMutableDictionary *Sources_;
1044 static bool Changed_;
1045 static time_t now_;
1046
1047 bool IsWildcat_;
1048 static CGFloat ScreenScale_;
1049 /* }}} */
1050
1051 /* Display Helpers {{{ */
1052 inline float Interpolate(float begin, float end, float fraction) {
1053     return (end - begin) * fraction + begin;
1054 }
1055
1056 static _finline const char *StripVersion_(const char *version) {
1057     const char *colon(strchr(version, ':'));
1058     return colon == NULL ? version : colon + 1;
1059 }
1060
1061 NSString *LocalizeSection(NSString *section) {
1062     static Pcre title_r("^(.*?) \\((.*)\\)$");
1063     if (title_r(section)) {
1064         NSString *parent(title_r[1]);
1065         NSString *child(title_r[2]);
1066
1067         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1068             LocalizeSection(parent),
1069             LocalizeSection(child)
1070         ];
1071     }
1072
1073     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1074 }
1075
1076 NSString *Simplify(NSString *title) {
1077     const char *data = [title UTF8String];
1078     size_t size = [title length];
1079
1080     static Pcre square_r("^\\[(.*)\\]$");
1081     if (square_r(data, size))
1082         return Simplify(square_r[1]);
1083
1084     static Pcre paren_r("^\\((.*)\\)$");
1085     if (paren_r(data, size))
1086         return Simplify(paren_r[1]);
1087
1088     static Pcre title_r("^(.*?) \\((.*)\\)$");
1089     if (title_r(data, size))
1090         return Simplify(title_r[1]);
1091
1092     return title;
1093 }
1094 /* }}} */
1095
1096 NSString *GetLastUpdate() {
1097     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1098
1099     if (update == nil)
1100         return UCLocalize("NEVER_OR_UNKNOWN");
1101
1102     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1103     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1104
1105     CFRelease(formatter);
1106
1107     return [(NSString *) formatted autorelease];
1108 }
1109
1110 bool isSectionVisible(NSString *section) {
1111     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1112     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1113     return hidden == nil || ![hidden boolValue];
1114 }
1115
1116 @class Cydia;
1117
1118 /* Delegate Prototypes {{{ */
1119 @class Package;
1120 @class Source;
1121
1122 @interface NSObject (ProgressDelegate)
1123 @end
1124
1125 @protocol ProgressDelegate
1126 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1127 - (void) setProgressTitle:(NSString *)title;
1128 - (void) setProgressPercent:(NSNumber *)percent;
1129 - (void) startProgress;
1130 - (void) addProgressOutput:(NSString *)output;
1131 - (bool) isCancelling:(size_t)received;
1132 @end
1133
1134 @protocol ConfigurationDelegate
1135 - (void) repairWithSelector:(SEL)selector;
1136 - (void) setConfigurationData:(NSString *)data;
1137 @end
1138
1139 @class CYPackageController;
1140
1141 @protocol CydiaDelegate
1142 - (void) retainNetworkActivityIndicator;
1143 - (void) releaseNetworkActivityIndicator;
1144 - (void) clearPackage:(Package *)package;
1145 - (void) installPackage:(Package *)package;
1146 - (void) installPackages:(NSArray *)packages;
1147 - (void) removePackage:(Package *)package;
1148 - (void) beginUpdate;
1149 - (BOOL) updating;
1150 - (void) distUpgrade;
1151 - (void) loadData;
1152 - (void) updateData;
1153 - (void) syncData;
1154 - (void) addTrivialSource:(NSString *)href;
1155 - (void) showSettings;
1156 - (UIProgressHUD *) addProgressHUD;
1157 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1158 - (CYViewController *) pageForPackage:(NSString *)name;
1159 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1160 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1161 @end
1162
1163 static id<CydiaDelegate> CydiaApp;
1164 /* }}} */
1165
1166 /* Status Delegation {{{ */
1167 class Status :
1168     public pkgAcquireStatus
1169 {
1170   private:
1171     _transient NSObject<ProgressDelegate> *delegate_;
1172
1173   public:
1174     Status() :
1175         delegate_(nil)
1176     {
1177     }
1178
1179     void setDelegate(id delegate) {
1180         delegate_ = delegate;
1181     }
1182
1183     NSObject<ProgressDelegate> *getDelegate() const {
1184         return delegate_;
1185     }
1186
1187     virtual bool MediaChange(std::string media, std::string drive) {
1188         return false;
1189     }
1190
1191     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1192     }
1193
1194     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1195         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1196         [delegate_
1197             performSelectorOnMainThread:@selector(setProgressTitle:)
1198             withObject:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]
1199             waitUntilDone:YES
1200         ];
1201     }
1202
1203     virtual void Done(pkgAcquire::ItemDesc &item) {
1204     }
1205
1206     virtual void Fail(pkgAcquire::ItemDesc &item) {
1207         if (
1208             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1209             item.Owner->Status == pkgAcquire::Item::StatDone
1210         )
1211             return;
1212
1213         std::string &error(item.Owner->ErrorText);
1214         if (error.empty())
1215             return;
1216
1217         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1218         NSArray *fields([description componentsSeparatedByString:@" "]);
1219         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1220
1221         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1222             withObject:[NSArray arrayWithObjects:
1223                 [NSString stringWithUTF8String:error.c_str()],
1224                 source,
1225             nil]
1226             waitUntilDone:YES
1227         ];
1228     }
1229
1230     virtual bool Pulse(pkgAcquire *Owner) {
1231         bool value = pkgAcquireStatus::Pulse(Owner);
1232
1233         float percent(
1234             double(CurrentBytes + CurrentItems) /
1235             double(TotalBytes + TotalItems)
1236         );
1237
1238         [delegate_ setProgressPercent:[NSNumber numberWithFloat:percent]];
1239         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1240     }
1241
1242     virtual void Start() {
1243         [delegate_ startProgress];
1244     }
1245
1246     virtual void Stop() {
1247     }
1248 };
1249 /* }}} */
1250 /* Progress Delegation {{{ */
1251 class Progress :
1252     public OpProgress
1253 {
1254   private:
1255     _transient id<ProgressDelegate> delegate_;
1256     float percent_;
1257
1258   protected:
1259     virtual void Update() {
1260         /*if (abs(Percent - percent_) > 2)
1261             //NSLog(@"%s:%s:%f", Op.c_str(), SubOp.c_str(), Percent);
1262             percent_ = Percent;
1263         }*/
1264
1265         //[delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:Op.c_str()] waitUntilDone:YES];
1266         //[delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(Percent / 100)] waitUntilDone:YES];
1267     }
1268
1269   public:
1270     Progress() :
1271         delegate_(nil),
1272         percent_(0)
1273     {
1274     }
1275
1276     void setDelegate(id delegate) {
1277         delegate_ = delegate;
1278     }
1279
1280     id getDelegate() const {
1281         return delegate_;
1282     }
1283
1284     virtual void Done() {
1285         //NSLog(@"DONE");
1286         //[delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:1] waitUntilDone:YES];
1287     }
1288 };
1289 /* }}} */
1290
1291 /* Database Interface {{{ */
1292 typedef std::map< unsigned long, _H<Source> > SourceMap;
1293
1294 @interface Database : NSObject {
1295     NSZone *zone_;
1296     apr_pool_t *pool_;
1297
1298     unsigned era_;
1299
1300     pkgCacheFile cache_;
1301     pkgDepCache::Policy *policy_;
1302     pkgRecords *records_;
1303     pkgProblemResolver *resolver_;
1304     pkgAcquire *fetcher_;
1305     FileFd *lock_;
1306     SPtr<pkgPackageManager> manager_;
1307     pkgSourceList *list_;
1308
1309     SourceMap sourceMap_;
1310     NSMutableArray *sourceList_;
1311
1312     CFMutableArrayRef packages_;
1313
1314     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1315     Status status_;
1316     Progress progress_;
1317
1318     int cydiafd_;
1319     int statusfd_;
1320     FILE *input_;
1321
1322     std::map<const char *, _H<NSString> > sections_;
1323 }
1324
1325 + (Database *) sharedInstance;
1326 - (unsigned) era;
1327
1328 - (void) _readCydia:(NSNumber *)fd;
1329 - (void) _readStatus:(NSNumber *)fd;
1330 - (void) _readOutput:(NSNumber *)fd;
1331
1332 - (FILE *) input;
1333
1334 - (Package *) packageWithName:(NSString *)name;
1335
1336 - (pkgCacheFile &) cache;
1337 - (pkgDepCache::Policy *) policy;
1338 - (pkgRecords *) records;
1339 - (pkgProblemResolver *) resolver;
1340 - (pkgAcquire &) fetcher;
1341 - (pkgSourceList &) list;
1342 - (NSArray *) packages;
1343 - (NSArray *) sources;
1344 - (Source *) sourceWithKey:(NSString *)key;
1345 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1346
1347 - (void) configure;
1348 - (bool) prepare;
1349 - (void) perform;
1350 - (bool) upgrade;
1351 - (void) update;
1352
1353 - (void) updateWithStatus:(Status &)status;
1354
1355 - (void) setDelegate:(id)delegate;
1356 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1357
1358 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1359
1360 @end
1361 /* }}} */
1362 /* Delegate Helpers {{{ */
1363 @implementation NSObject (ProgressDelegate)
1364
1365 - (void) _setProgressErrorPackage:(NSArray *)args {
1366     [self performSelector:@selector(setProgressError:forPackage:)
1367         withObject:[args objectAtIndex:0]
1368         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1369     ];
1370 }
1371
1372 - (void) _setProgressErrorTitle:(NSArray *)args {
1373     [self performSelector:@selector(setProgressError:withTitle:)
1374         withObject:[args objectAtIndex:0]
1375         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1376     ];
1377 }
1378
1379 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1380     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1381         withObject:[NSArray arrayWithObjects:error, title, nil]
1382         waitUntilDone:YES
1383     ];
1384 }
1385
1386 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1387     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1388
1389     [self performSelector:@selector(setProgressError:withTitle:)
1390         withObject:error
1391         withObject:(package == nil ? id : [package name])
1392     ];
1393 }
1394
1395 @end
1396 /* }}} */
1397
1398 // Cytore Definitions {{{
1399 struct PackageValue :
1400     Cytore::Block
1401 {
1402     Cytore::Offset<PackageValue> next_;
1403
1404     uint32_t index_ : 23;
1405     uint32_t subscribed_ : 1;
1406     uint32_t : 8;
1407
1408     int32_t first_;
1409     int32_t last_;
1410
1411     uint16_t vhash_;
1412     uint16_t nhash_;
1413
1414     char version_[8];
1415     char name_[];
1416 };
1417
1418 struct MetaValue :
1419     Cytore::Block
1420 {
1421     uint32_t active_;
1422     Cytore::Offset<PackageValue> packages_[1 << 16];
1423 };
1424
1425 static Cytore::File<MetaValue> MetaFile_;
1426 // }}}
1427 // Cytore Helper Functions {{{
1428 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1429     SplitHash nhash = { hashlittle(name, length) };
1430
1431     PackageValue *metadata;
1432
1433     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1434     offset: if (offset->IsNull()) {
1435         *offset = MetaFile_.New<PackageValue>(length + 1);
1436         metadata = &MetaFile_.Get(*offset);
1437
1438         if (metadata == NULL) {
1439             if (fail != NULL)
1440                 *fail = true;
1441
1442             metadata = new PackageValue();
1443             memset(metadata, 0, sizeof(*metadata));
1444         }
1445
1446         memcpy(metadata->name_, name, length + 1);
1447         metadata->nhash_ = nhash.u16[1];
1448     } else {
1449         metadata = &MetaFile_.Get(*offset);
1450
1451         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1452             offset = &metadata->next_;
1453             goto offset;
1454         }
1455     }
1456
1457     return metadata;
1458 }
1459
1460 static void PackageImport(const void *key, const void *value, void *context) {
1461     bool &fail(*reinterpret_cast<bool *>(context));
1462
1463     char buffer[1024];
1464     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1465         NSLog(@"failed to import package %@", key);
1466         return;
1467     }
1468
1469     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1470     NSDictionary *package((NSDictionary *) value);
1471
1472     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1473         if ([subscribed boolValue] && !metadata->subscribed_)
1474             metadata->subscribed_ = true;
1475
1476     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1477         time_t time([date timeIntervalSince1970]);
1478         if (metadata->first_ > time || metadata->first_ == 0)
1479             metadata->first_ = time;
1480     }
1481
1482     NSDate *date([package objectForKey:@"LastSeen"]);
1483     NSString *version([package objectForKey:@"LastVersion"]);
1484
1485     if (date != nil && version != nil) {
1486         time_t time([date timeIntervalSince1970]);
1487         if (metadata->last_ < time || metadata->last_ == 0)
1488             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1489                 size_t length(strlen(buffer));
1490                 uint16_t vhash(hashlittle(buffer, length));
1491
1492                 size_t capped(std::min<size_t>(8, length));
1493                 char *latest(buffer + length - capped);
1494
1495                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1496                 metadata->vhash_ = vhash;
1497
1498                 metadata->last_ = time;
1499             }
1500     }
1501 }
1502 // }}}
1503
1504 /* Source Class {{{ */
1505 @interface Source : NSObject {
1506     CYString depiction_;
1507     CYString description_;
1508     CYString label_;
1509     CYString origin_;
1510     CYString support_;
1511
1512     CYString uri_;
1513     CYString distribution_;
1514     CYString type_;
1515     CYString version_;
1516
1517     NSString *host_;
1518     NSString *authority_;
1519
1520     CYString defaultIcon_;
1521
1522     NSDictionary *record_;
1523     BOOL trusted_;
1524 }
1525
1526 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1527
1528 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1529
1530 - (NSString *) depictionForPackage:(NSString *)package;
1531 - (NSString *) supportForPackage:(NSString *)package;
1532
1533 - (NSDictionary *) record;
1534 - (BOOL) trusted;
1535
1536 - (NSString *) uri;
1537 - (NSString *) distribution;
1538 - (NSString *) type;
1539 - (NSString *) key;
1540 - (NSString *) host;
1541
1542 - (NSString *) name;
1543 - (NSString *) description;
1544 - (NSString *) label;
1545 - (NSString *) origin;
1546 - (NSString *) version;
1547
1548 - (NSString *) defaultIcon;
1549
1550 @end
1551
1552 @implementation Source
1553
1554 - (void) _clear {
1555     uri_.clear();
1556     distribution_.clear();
1557     type_.clear();
1558
1559     description_.clear();
1560     label_.clear();
1561     origin_.clear();
1562     depiction_.clear();
1563     support_.clear();
1564     version_.clear();
1565     defaultIcon_.clear();
1566
1567     if (record_ != nil) {
1568         [record_ release];
1569         record_ = nil;
1570     }
1571
1572     if (host_ != nil) {
1573         [host_ release];
1574         host_ = nil;
1575     }
1576
1577     if (authority_ != nil) {
1578         [authority_ release];
1579         authority_ = nil;
1580     }
1581 }
1582
1583 - (void) dealloc {
1584     // XXX: this is a very inefficient way to call these deconstructors
1585     [self _clear];
1586     [super dealloc];
1587 }
1588
1589 + (NSArray *) _attributeKeys {
1590     return [NSArray arrayWithObjects:
1591         @"description",
1592         @"distribution",
1593         @"host",
1594         @"key",
1595         @"label",
1596         @"name",
1597         @"origin",
1598         @"trusted",
1599         @"type",
1600         @"uri",
1601         @"version",
1602     nil];
1603 }
1604
1605 - (NSArray *) attributeKeys {
1606     return [[self class] _attributeKeys];
1607 }
1608
1609 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1610     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1611 }
1612
1613 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1614     [self _clear];
1615
1616     trusted_ = index->IsTrusted();
1617
1618     uri_.set(pool, index->GetURI());
1619     distribution_.set(pool, index->GetDist());
1620     type_.set(pool, index->GetType());
1621
1622     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1623     if (dindex != NULL) {
1624         FileFd fd;
1625         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1626             _error->Discard();
1627         else {
1628             pkgTagFile tags(&fd);
1629
1630             pkgTagSection section;
1631             tags.Step(section);
1632
1633             struct {
1634                 const char *name_;
1635                 CYString *value_;
1636             } names[] = {
1637                 {"default-icon", &defaultIcon_},
1638                 {"depiction", &depiction_},
1639                 {"description", &description_},
1640                 {"label", &label_},
1641                 {"origin", &origin_},
1642                 {"support", &support_},
1643                 {"version", &version_},
1644             };
1645
1646             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1647                 const char *start, *end;
1648
1649                 if (section.Find(names[i].name_, start, end)) {
1650                     CYString &value(*names[i].value_);
1651                     value.set(pool, start, end - start);
1652                 }
1653             }
1654         }
1655     }
1656
1657     record_ = [Sources_ objectForKey:[self key]];
1658     if (record_ != nil)
1659         record_ = [record_ retain];
1660
1661     NSURL *url([NSURL URLWithString:uri_]);
1662
1663     host_ = [url host];
1664     if (host_ != nil)
1665         host_ = [[host_ lowercaseString] retain];
1666
1667     if (host_ != nil)
1668         authority_ = host_;
1669     else
1670         authority_ = [url path];
1671
1672     if (authority_ != nil)
1673         authority_ = [authority_ retain];
1674 }
1675
1676 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1677     if ((self = [super init]) != nil) {
1678         [self setMetaIndex:index inPool:pool];
1679     } return self;
1680 }
1681
1682 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1683     NSDictionary *lhr = [self record];
1684     NSDictionary *rhr = [source record];
1685
1686     if (lhr != rhr)
1687         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1688
1689     NSString *lhs = [self name];
1690     NSString *rhs = [source name];
1691
1692     if ([lhs length] != 0 && [rhs length] != 0) {
1693         unichar lhc = [lhs characterAtIndex:0];
1694         unichar rhc = [rhs characterAtIndex:0];
1695
1696         if (isalpha(lhc) && !isalpha(rhc))
1697             return NSOrderedAscending;
1698         else if (!isalpha(lhc) && isalpha(rhc))
1699             return NSOrderedDescending;
1700     }
1701
1702     return [lhs compare:rhs options:LaxCompareOptions_];
1703 }
1704
1705 - (NSString *) depictionForPackage:(NSString *)package {
1706     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1707 }
1708
1709 - (NSString *) supportForPackage:(NSString *)package {
1710     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1711 }
1712
1713 - (NSDictionary *) record {
1714     return record_;
1715 }
1716
1717 - (BOOL) trusted {
1718     return trusted_;
1719 }
1720
1721 - (NSString *) uri {
1722     return uri_;
1723 }
1724
1725 - (NSString *) distribution {
1726     return distribution_;
1727 }
1728
1729 - (NSString *) type {
1730     return type_;
1731 }
1732
1733 - (NSString *) key {
1734     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1735 }
1736
1737 - (NSString *) host {
1738     return host_;
1739 }
1740
1741 - (NSString *) name {
1742     return origin_.empty() ? authority_ : origin_;
1743 }
1744
1745 - (NSString *) description {
1746     return description_;
1747 }
1748
1749 - (NSString *) label {
1750     return label_.empty() ? authority_ : label_;
1751 }
1752
1753 - (NSString *) origin {
1754     return origin_;
1755 }
1756
1757 - (NSString *) version {
1758     return version_;
1759 }
1760
1761 - (NSString *) defaultIcon {
1762     return defaultIcon_;
1763 }
1764
1765 @end
1766 /* }}} */
1767 /* CydiaOperation Class {{{ */
1768 @interface CydiaOperation : NSObject {
1769     NSString *operator_;
1770     NSString *value_;
1771 }
1772
1773 - (NSString *) operator;
1774 - (NSString *) value;
1775
1776 @end
1777
1778 @implementation CydiaOperation
1779
1780 - (void) dealloc {
1781     [operator_ release];
1782     [value_ release];
1783     [super dealloc];
1784 }
1785
1786 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1787     if ((self = [super init]) != nil) {
1788         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1789         value_ = [[NSString alloc] initWithUTF8String:value];
1790     } return self;
1791 }
1792
1793 + (NSArray *) _attributeKeys {
1794     return [NSArray arrayWithObjects:
1795         @"operator",
1796         @"value",
1797     nil];
1798 }
1799
1800 - (NSArray *) attributeKeys {
1801     return [[self class] _attributeKeys];
1802 }
1803
1804 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1805     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1806 }
1807
1808 - (NSString *) operator {
1809     return operator_;
1810 }
1811
1812 - (NSString *) value {
1813     return value_;
1814 }
1815
1816 @end
1817 /* }}} */
1818 /* CydiaClause Class {{{ */
1819 @interface CydiaClause : NSObject {
1820     NSString *package_;
1821     CydiaOperation *version_;
1822 }
1823
1824 - (NSString *) package;
1825 - (CydiaOperation *) version;
1826
1827 @end
1828
1829 @implementation CydiaClause
1830
1831 - (void) dealloc {
1832     [package_ release];
1833     [version_ release];
1834     [super dealloc];
1835 }
1836
1837 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1838     if ((self = [super init]) != nil) {
1839         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1840
1841         if (const char *version = dep.TargetVer())
1842             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1843         else
1844             version_ = [[NSNull null] retain];
1845     } return self;
1846 }
1847
1848 + (NSArray *) _attributeKeys {
1849     return [NSArray arrayWithObjects:
1850         @"package",
1851         @"version",
1852     nil];
1853 }
1854
1855 - (NSArray *) attributeKeys {
1856     return [[self class] _attributeKeys];
1857 }
1858
1859 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1860     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1861 }
1862
1863 - (NSString *) package {
1864     return package_;
1865 }
1866
1867 - (CydiaOperation *) version {
1868     return version_;
1869 }
1870
1871 @end
1872 /* }}} */
1873 /* CydiaRelation Class {{{ */
1874 @interface CydiaRelation : NSObject {
1875     NSString *relationship_;
1876     NSMutableArray *clauses_;
1877 }
1878
1879 - (NSString *) relationship;
1880 - (NSArray *) clauses;
1881
1882 @end
1883
1884 @implementation CydiaRelation
1885
1886 - (void) dealloc {
1887     [relationship_ release];
1888     [clauses_ release];
1889     [super dealloc];
1890 }
1891
1892 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1893     if ((self = [super init]) != nil) {
1894         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1895         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1896
1897         pkgCache::DepIterator start;
1898         pkgCache::DepIterator end;
1899         dep.GlobOr(start, end); // ++dep
1900
1901         _forever {
1902             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1903
1904             // yes, seriously. (wtf?)
1905             if (start == end)
1906                 break;
1907             ++start;
1908         }
1909     } return self;
1910 }
1911
1912 + (NSArray *) _attributeKeys {
1913     return [NSArray arrayWithObjects:
1914         @"clauses",
1915         @"relationship",
1916     nil];
1917 }
1918
1919 - (NSArray *) attributeKeys {
1920     return [[self class] _attributeKeys];
1921 }
1922
1923 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1924     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1925 }
1926
1927 - (NSString *) relationship {
1928     return relationship_;
1929 }
1930
1931 - (NSArray *) clauses {
1932     return clauses_;
1933 }
1934
1935 - (void) addClause:(CydiaClause *)clause {
1936     [clauses_ addObject:clause];
1937 }
1938
1939 @end
1940 /* }}} */
1941 /* Package Class {{{ */
1942 struct ParsedPackage {
1943     CYString tagline_;
1944
1945     CYString icon_;
1946
1947     CYString depiction_;
1948     CYString homepage_;
1949
1950     CYString sponsor_;
1951     CYString author_;
1952
1953     CYString bugs_;
1954     CYString support_;
1955 };
1956
1957 @interface Package : NSObject {
1958     uint32_t era_ : 26;
1959     uint32_t role_ : 3;
1960     uint32_t essential_ : 1;
1961     uint32_t obsolete_ : 1;
1962     uint32_t ignored_ : 1;
1963
1964     apr_pool_t *pool_;
1965
1966     _transient Database *database_;
1967
1968     pkgCache::VerIterator version_;
1969     pkgCache::PkgIterator iterator_;
1970     pkgCache::VerFileIterator file_;
1971
1972     CYString id_;
1973     CYString name_;
1974
1975     CYString latest_;
1976     CYString installed_;
1977
1978     const char *section_;
1979     _transient NSString *section$_;
1980
1981     Source *source_;
1982
1983     PackageValue *metadata_;
1984     ParsedPackage *parsed_;
1985
1986     NSMutableArray *tags_;
1987 }
1988
1989 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1990 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1991
1992 - (pkgCache::PkgIterator) iterator;
1993 - (void) parse;
1994
1995 - (NSString *) section;
1996 - (NSString *) simpleSection;
1997
1998 - (NSString *) longSection;
1999 - (NSString *) shortSection;
2000
2001 - (NSString *) uri;
2002
2003 - (Address *) maintainer;
2004 - (size_t) size;
2005 - (NSString *) longDescription;
2006 - (NSString *) shortDescription;
2007 - (unichar) index;
2008
2009 - (PackageValue *) metadata;
2010 - (time_t) seen;
2011
2012 - (bool) subscribed;
2013 - (bool) setSubscribed:(bool)subscribed;
2014
2015 - (BOOL) ignored;
2016
2017 - (NSString *) latest;
2018 - (NSString *) installed;
2019 - (BOOL) uninstalled;
2020
2021 - (BOOL) valid;
2022 - (BOOL) upgradableAndEssential:(BOOL)essential;
2023 - (BOOL) essential;
2024 - (BOOL) broken;
2025 - (BOOL) unfiltered;
2026 - (BOOL) visible;
2027
2028 - (BOOL) half;
2029 - (BOOL) halfConfigured;
2030 - (BOOL) halfInstalled;
2031 - (BOOL) hasMode;
2032 - (NSString *) mode;
2033
2034 - (NSString *) id;
2035 - (NSString *) name;
2036 - (UIImage *) icon;
2037 - (NSString *) homepage;
2038 - (NSString *) depiction;
2039 - (Address *) author;
2040
2041 - (NSString *) support;
2042
2043 - (NSArray *) files;
2044 - (NSArray *) warnings;
2045 - (NSArray *) applications;
2046
2047 - (Source *) source;
2048
2049 - (BOOL) matches:(NSString *)text;
2050
2051 - (bool) hasSupportingRole;
2052 - (BOOL) hasTag:(NSString *)tag;
2053 - (NSString *) primaryPurpose;
2054 - (NSArray *) purposes;
2055 - (bool) isCommercial;
2056
2057 - (void) setIndex:(size_t)index;
2058
2059 - (CYString &) cyname;
2060
2061 - (uint32_t) compareBySection:(NSArray *)sections;
2062
2063 - (void) install;
2064 - (void) remove;
2065
2066 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2067 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2068 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2069 - (bool) isVisibleInSection:(NSString *)section;
2070 - (bool) isVisibleInSource:(Source *)source;
2071
2072 @end
2073
2074 uint32_t PackageChangesRadix(Package *self, void *) {
2075     union {
2076         uint32_t key;
2077
2078         struct {
2079             uint32_t timestamp : 30;
2080             uint32_t ignored : 1;
2081             uint32_t upgradable : 1;
2082         } bits;
2083     } value;
2084
2085     bool upgradable([self upgradableAndEssential:YES]);
2086     value.bits.upgradable = upgradable ? 1 : 0;
2087
2088     if (upgradable) {
2089         value.bits.timestamp = 0;
2090         value.bits.ignored = [self ignored] ? 0 : 1;
2091         value.bits.upgradable = 1;
2092     } else {
2093         value.bits.timestamp = [self seen] >> 2;
2094         value.bits.ignored = 0;
2095         value.bits.upgradable = 0;
2096     }
2097
2098     return _not(uint32_t) - value.key;
2099 }
2100
2101 uint32_t PackagePrefixRadix(Package *self, void *context) {
2102     size_t offset(reinterpret_cast<size_t>(context));
2103     CYString &name([self cyname]);
2104
2105     size_t size(name.size());
2106     if (size == 0)
2107         return 0;
2108     char *text(name.data());
2109
2110     size_t zeros;
2111     if (!isdigit(text[0]))
2112         zeros = 0;
2113     else {
2114         size_t digits(1);
2115         while (size != digits && isdigit(text[digits]))
2116             if (++digits == 4)
2117                 break;
2118         zeros = 4 - digits;
2119     }
2120
2121     uint8_t data[4];
2122
2123     if (offset == 0 && zeros != 0) {
2124         memset(data, '0', zeros);
2125         memcpy(data + zeros, text, 4 - zeros);
2126     } else {
2127         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2128         if (size <= offset - zeros)
2129             return 0;
2130
2131         text += offset - zeros;
2132         size -= offset - zeros;
2133
2134         if (size >= 4)
2135             memcpy(data, text, 4);
2136         else {
2137             memcpy(data, text, size);
2138             memset(data + size, 0, 4 - size);
2139         }
2140
2141         for (size_t i(0); i != 4; ++i)
2142             if (isalpha(data[i]))
2143                 data[i] |= 0x20;
2144     }
2145
2146     if (offset == 0)
2147         if (data[0] == '@')
2148             data[0] = 0x7f;
2149         else
2150             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2151
2152     /* XXX: ntohl may be more honest */
2153     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2154 }
2155
2156 CYString &(*PackageName)(Package *self, SEL sel);
2157
2158 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2159     _profile(PackageNameCompare)
2160         CYString &lhi(PackageName(lhs, @selector(cyname)));
2161         CYString &rhi(PackageName(rhs, @selector(cyname)));
2162         CFStringRef lhn(lhi), rhn(rhi);
2163
2164         if (lhn == NULL)
2165             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2166         else if (rhn == NULL)
2167             return NSOrderedDescending;
2168
2169         _profile(PackageNameCompare$NumbersLast)
2170             if (!lhi.empty() && !rhi.empty()) {
2171                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2172                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2173                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2174                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2175                     return lha ? NSOrderedAscending : NSOrderedDescending;
2176             }
2177         _end
2178
2179         CFIndex length = CFStringGetLength(lhn);
2180
2181         _profile(PackageNameCompare$Compare)
2182             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2183         _end
2184     _end
2185 }
2186
2187 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2188     return PackageNameCompare(*lhs, *rhs, context);
2189 }
2190
2191 struct PackageNameOrdering :
2192     std::binary_function<Package *, Package *, bool>
2193 {
2194     _finline bool operator ()(Package *lhs, Package *rhs) const {
2195         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2196     }
2197 };
2198
2199 @implementation Package
2200
2201 - (NSString *) description {
2202     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2203 }
2204
2205 - (void) dealloc {
2206     if (parsed_ != NULL)
2207         delete parsed_;
2208     if (source_ != nil)
2209         [source_ release];
2210     if (tags_ != nil)
2211         [tags_ release];
2212     [super dealloc];
2213 }
2214
2215 + (NSString *) webScriptNameForSelector:(SEL)selector {
2216     if (false);
2217     else if (selector == @selector(clear))
2218         return @"clear";
2219     else if (selector == @selector(hasTag:))
2220         return @"hasTag";
2221     else if (selector == @selector(install))
2222         return @"install";
2223     else if (selector == @selector(remove))
2224         return @"remove";
2225     else
2226         return nil;
2227 }
2228
2229 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2230     return [self webScriptNameForSelector:selector] == nil;
2231 }
2232
2233 + (NSArray *) _attributeKeys {
2234     return [NSArray arrayWithObjects:
2235         @"applications",
2236         @"author",
2237         @"depiction",
2238         @"essential",
2239         @"homepage",
2240         @"icon",
2241         @"id",
2242         @"installed",
2243         @"latest",
2244         @"longDescription",
2245         @"longSection",
2246         @"maintainer",
2247         @"mode",
2248         @"name",
2249         @"purposes",
2250         @"relations",
2251         @"section",
2252         @"shortDescription",
2253         @"shortSection",
2254         @"simpleSection",
2255         @"size",
2256         @"source",
2257         @"sponsor",
2258         @"support",
2259         @"warnings",
2260     nil];
2261 }
2262
2263 - (NSArray *) attributeKeys {
2264     return [[self class] _attributeKeys];
2265 }
2266
2267 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2268     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2269 }
2270
2271 - (NSArray *) relations {
2272 @synchronized (database_) {
2273     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2274     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2275         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2276     return relations;
2277 } }
2278
2279 - (void) parse {
2280     if (parsed_ != NULL)
2281         return;
2282 @synchronized (database_) {
2283     if ([database_ era] != era_ || file_.end())
2284         return;
2285
2286     ParsedPackage *parsed(new ParsedPackage);
2287     parsed_ = parsed;
2288
2289     _profile(Package$parse)
2290         pkgRecords::Parser *parser;
2291
2292         _profile(Package$parse$Lookup)
2293             parser = &[database_ records]->Lookup(file_);
2294         _end
2295
2296         CYString website;
2297
2298         _profile(Package$parse$Find)
2299             struct {
2300                 const char *name_;
2301                 CYString *value_;
2302             } names[] = {
2303                 {"icon", &parsed->icon_},
2304                 {"depiction", &parsed->depiction_},
2305                 {"homepage", &parsed->homepage_},
2306                 {"website", &website},
2307                 {"bugs", &parsed->bugs_},
2308                 {"support", &parsed->support_},
2309                 {"sponsor", &parsed->sponsor_},
2310                 {"author", &parsed->author_},
2311             };
2312
2313             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2314                 const char *start, *end;
2315
2316                 if (parser->Find(names[i].name_, start, end)) {
2317                     CYString &value(*names[i].value_);
2318                     _profile(Package$parse$Value)
2319                         value.set(pool_, start, end - start);
2320                     _end
2321                 }
2322             }
2323         _end
2324
2325         _profile(Package$parse$Tagline)
2326             const char *start, *end;
2327             if (parser->ShortDesc(start, end)) {
2328                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2329                 if (stop == NULL)
2330                     stop = end;
2331                 while (stop != start && stop[-1] == '\r')
2332                     --stop;
2333                 parsed->tagline_.set(pool_, start, stop - start);
2334             }
2335         _end
2336
2337         _profile(Package$parse$Retain)
2338             if (parsed->homepage_.empty())
2339                 parsed->homepage_ = website;
2340             if (parsed->homepage_ == parsed->depiction_)
2341                 parsed->homepage_.clear();
2342         _end
2343     _end
2344 } }
2345
2346 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2347     if ((self = [super init]) != nil) {
2348     _profile(Package$initWithVersion)
2349         pool_ = pool;
2350
2351         database_ = database;
2352         era_ = [database era];
2353
2354         version_ = version;
2355
2356         pkgCache::PkgIterator iterator(version.ParentPkg());
2357         iterator_ = iterator;
2358
2359         _profile(Package$initWithVersion$Version)
2360             if (!version_.end())
2361                 file_ = version_.FileList();
2362             else {
2363                 pkgCache &cache([database_ cache]);
2364                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2365             }
2366         _end
2367
2368         _profile(Package$initWithVersion$Cache)
2369             name_.set(NULL, iterator.Display());
2370
2371             latest_.set(NULL, StripVersion_(version_.VerStr()));
2372
2373             pkgCache::VerIterator current(iterator.CurrentVer());
2374             if (!current.end())
2375                 installed_.set(NULL, StripVersion_(current.VerStr()));
2376         _end
2377
2378         _profile(Package$initWithVersion$Tags)
2379             pkgCache::TagIterator tag(iterator.TagList());
2380             if (!tag.end()) {
2381                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2382                 do {
2383                     const char *name(tag.Name());
2384                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2385
2386                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2387                         if (strcmp(name + 6, "enduser") == 0)
2388                             role_ = 1;
2389                         else if (strcmp(name + 6, "hacker") == 0)
2390                             role_ = 2;
2391                         else if (strcmp(name + 6, "developer") == 0)
2392                             role_ = 3;
2393                         else if (strcmp(name + 6, "cydia") == 0)
2394                             role_ = 7;
2395                         else
2396                             role_ = 4;
2397                     }
2398
2399                     if (strncmp(name, "cydia::", 7) == 0) {
2400                         if (strcmp(name + 7, "essential") == 0)
2401                             essential_ = true;
2402                         else if (strcmp(name + 7, "obsolete") == 0)
2403                             obsolete_ = true;
2404                     }
2405
2406                     ++tag;
2407                 } while (!tag.end());
2408             }
2409         _end
2410
2411         _profile(Package$initWithVersion$Metadata)
2412             const char *mixed(iterator.Name());
2413             size_t size(strlen(mixed));
2414             char lower[size + 1];
2415
2416             for (size_t i(0); i != size; ++i)
2417                 lower[i] = mixed[i] | 0x20;
2418             lower[size] = '\0';
2419
2420             PackageValue *metadata(PackageFind(lower, size));
2421             metadata_ = metadata;
2422
2423             id_.set(NULL, metadata->name_, size);
2424
2425             const char *latest(version_.VerStr());
2426             size_t length(strlen(latest));
2427
2428             uint16_t vhash(hashlittle(latest, length));
2429
2430             size_t capped(std::min<size_t>(8, length));
2431             latest = latest + length - capped;
2432
2433             if (metadata->first_ == 0)
2434                 metadata->first_ = now_;
2435
2436             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2437                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2438                 metadata->vhash_ = vhash;
2439                 metadata->last_ = now_;
2440             } else if (metadata->last_ == 0)
2441                 metadata->last_ = metadata->first_;
2442         _end
2443
2444         _profile(Package$initWithVersion$Section)
2445             section_ = iterator.Section();
2446         _end
2447
2448         _profile(Package$initWithVersion$Flags)
2449             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2450             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2451         _end
2452     _end } return self;
2453 }
2454
2455 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2456     pkgCache::VerIterator version;
2457
2458     _profile(Package$packageWithIterator$GetCandidateVer)
2459         version = [database policy]->GetCandidateVer(iterator);
2460     _end
2461
2462     if (version.end())
2463         return nil;
2464
2465     Package *package;
2466
2467     _profile(Package$packageWithIterator$Allocate)
2468         package = [Package allocWithZone:zone];
2469     _end
2470
2471     _profile(Package$packageWithIterator$Initialize)
2472         package = [package
2473             initWithVersion:version
2474             withZone:zone
2475             inPool:pool
2476             database:database
2477         ];
2478     _end
2479
2480     _profile(Package$packageWithIterator$Autorelease)
2481         package = [package autorelease];
2482     _end
2483
2484     return package;
2485 }
2486
2487 - (pkgCache::PkgIterator) iterator {
2488     return iterator_;
2489 }
2490
2491 - (NSString *) section {
2492     if (section$_ == nil) {
2493         if (section_ == NULL)
2494             return nil;
2495
2496         _profile(Package$section$mappedSectionForPointer)
2497             section$_ = [database_ mappedSectionForPointer:section_];
2498         _end
2499     } return section$_;
2500 }
2501
2502 - (NSString *) simpleSection {
2503     if (NSString *section = [self section])
2504         return Simplify(section);
2505     else
2506         return nil;
2507 }
2508
2509 - (NSString *) longSection {
2510     return LocalizeSection([self section]);
2511 }
2512
2513 - (NSString *) shortSection {
2514     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2515 }
2516
2517 - (NSString *) uri {
2518     return nil;
2519 #if 0
2520     pkgIndexFile *index;
2521     pkgCache::PkgFileIterator file(file_.File());
2522     if (![database_ list].FindIndex(file, index))
2523         return nil;
2524     return [NSString stringWithUTF8String:iterator_->Path];
2525     //return [NSString stringWithUTF8String:file.Site()];
2526     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2527 #endif
2528 }
2529
2530 - (Address *) maintainer {
2531 @synchronized (database_) {
2532     if ([database_ era] != era_ || file_.end())
2533         return nil;
2534
2535     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2536     const std::string &maintainer(parser->Maintainer());
2537     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2538 } }
2539
2540 - (size_t) size {
2541 @synchronized (database_) {
2542     if ([database_ era] != era_ || version_.end())
2543         return 0;
2544
2545     return version_->InstalledSize;
2546 } }
2547
2548 - (NSString *) longDescription {
2549 @synchronized (database_) {
2550     if ([database_ era] != era_ || file_.end())
2551         return nil;
2552
2553     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2554     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2555
2556     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2557     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2558     if ([lines count] < 2)
2559         return nil;
2560
2561     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2562     for (size_t i(1), e([lines count]); i != e; ++i) {
2563         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2564         [trimmed addObject:trim];
2565     }
2566
2567     return [trimmed componentsJoinedByString:@"\n"];
2568 } }
2569
2570 - (NSString *) shortDescription {
2571     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2572 }
2573
2574 - (unichar) index {
2575     _profile(Package$index)
2576         CFStringRef name((CFStringRef) [self name]);
2577         if (CFStringGetLength(name) == 0)
2578             return '#';
2579         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2580         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2581             return '#';
2582         return toupper(character);
2583     _end
2584 }
2585
2586 - (PackageValue *) metadata {
2587     return metadata_;
2588 }
2589
2590 - (time_t) seen {
2591     PackageValue *metadata([self metadata]);
2592     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2593 }
2594
2595 - (bool) subscribed {
2596     return [self metadata]->subscribed_;
2597 }
2598
2599 - (bool) setSubscribed:(bool)subscribed {
2600     PackageValue *metadata([self metadata]);
2601     if (metadata->subscribed_ == subscribed)
2602         return false;
2603     metadata->subscribed_ = subscribed;
2604     return true;
2605 }
2606
2607 - (BOOL) ignored {
2608     return ignored_;
2609 }
2610
2611 - (NSString *) latest {
2612     return latest_;
2613 }
2614
2615 - (NSString *) installed {
2616     return installed_;
2617 }
2618
2619 - (BOOL) uninstalled {
2620     return installed_.empty();
2621 }
2622
2623 - (BOOL) valid {
2624     return !version_.end();
2625 }
2626
2627 - (BOOL) upgradableAndEssential:(BOOL)essential {
2628     _profile(Package$upgradableAndEssential)
2629         pkgCache::VerIterator current(iterator_.CurrentVer());
2630         if (current.end())
2631             return essential && essential_;
2632         else
2633             return !version_.end() && version_ != current;
2634     _end
2635 }
2636
2637 - (BOOL) essential {
2638     return essential_;
2639 }
2640
2641 - (BOOL) broken {
2642     return [database_ cache][iterator_].InstBroken();
2643 }
2644
2645 - (BOOL) unfiltered {
2646     _profile(Package$unfiltered$obsolete)
2647         if (_unlikely(obsolete_))
2648             return false;
2649     _end
2650
2651     _profile(Package$unfiltered$hasSupportingRole)
2652         if (_unlikely(![self hasSupportingRole]))
2653             return false;
2654     _end
2655
2656     return true;
2657 }
2658
2659 - (BOOL) visible {
2660     if (![self unfiltered])
2661         return false;
2662
2663     NSString *section;
2664
2665     _profile(Package$visible$section)
2666         section = [self section];
2667     _end
2668
2669     _profile(Package$visible$isSectionVisible)
2670         if (!isSectionVisible(section))
2671             return false;
2672     _end
2673
2674     return true;
2675 }
2676
2677 - (BOOL) half {
2678     unsigned char current(iterator_->CurrentState);
2679     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2680 }
2681
2682 - (BOOL) halfConfigured {
2683     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2684 }
2685
2686 - (BOOL) halfInstalled {
2687     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2688 }
2689
2690 - (BOOL) hasMode {
2691     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2692     return state.Mode != pkgDepCache::ModeKeep;
2693 }
2694
2695 - (NSString *) mode {
2696     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2697
2698     switch (state.Mode) {
2699         case pkgDepCache::ModeDelete:
2700             if ((state.iFlags & pkgDepCache::Purge) != 0)
2701                 return @"PURGE";
2702             else
2703                 return @"REMOVE";
2704         case pkgDepCache::ModeKeep:
2705             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2706                 return @"REINSTALL";
2707             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2708                 return nil;*/
2709             else
2710                 return nil;
2711         case pkgDepCache::ModeInstall:
2712             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2713                 return @"REINSTALL";
2714             else*/ switch (state.Status) {
2715                 case -1:
2716                     return @"DOWNGRADE";
2717                 case 0:
2718                     return @"INSTALL";
2719                 case 1:
2720                     return @"UPGRADE";
2721                 case 2:
2722                     return @"NEW_INSTALL";
2723                 _nodefault
2724             }
2725         _nodefault
2726     }
2727 }
2728
2729 - (NSString *) id {
2730     return id_;
2731 }
2732
2733 - (NSString *) name {
2734     return name_.empty() ? id_ : name_;
2735 }
2736
2737 - (UIImage *) icon {
2738     NSString *section = [self simpleSection];
2739
2740     UIImage *icon(nil);
2741     if (parsed_ != NULL)
2742         if (NSString *href = parsed_->icon_)
2743             if ([href hasPrefix:@"file:///"])
2744                 // XXX: correct escaping
2745                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2746     if (icon == nil) if (section != nil)
2747         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2748     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2749         if ([dicon hasPrefix:@"file:///"])
2750             // XXX: correct escaping
2751             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2752     if (icon == nil)
2753         icon = [UIImage applicationImageNamed:@"unknown.png"];
2754     return icon;
2755 }
2756
2757 - (NSString *) homepage {
2758     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2759 }
2760
2761 - (NSString *) depiction {
2762     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2763 }
2764
2765 - (Address *) sponsor {
2766     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2767 }
2768
2769 - (Address *) author {
2770     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2771 }
2772
2773 - (NSString *) support {
2774     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2775 }
2776
2777 - (NSArray *) files {
2778     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2779     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2780
2781     std::ifstream fin;
2782     fin.open([path UTF8String]);
2783     if (!fin.is_open())
2784         return nil;
2785
2786     std::string line;
2787     while (std::getline(fin, line))
2788         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2789
2790     return files;
2791 }
2792
2793 - (NSArray *) warnings {
2794     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2795     const char *name(iterator_.Name());
2796
2797     size_t length(strlen(name));
2798     if (length < 2) invalid:
2799         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2800     else for (size_t i(0); i != length; ++i)
2801         if (
2802             /* XXX: technically this is not allowed */
2803             (name[i] < 'A' || name[i] > 'Z') &&
2804             (name[i] < 'a' || name[i] > 'z') &&
2805             (name[i] < '0' || name[i] > '9') &&
2806             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2807         ) goto invalid;
2808
2809     if (strcmp(name, "cydia") != 0) {
2810         bool cydia = false;
2811         bool user = false;
2812         bool _private = false;
2813         bool stash = false;
2814
2815         bool repository = [[self section] isEqualToString:@"Repositories"];
2816
2817         if (NSArray *files = [self files])
2818             for (NSString *file in files)
2819                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2820                     cydia = true;
2821                 else if (!user && [file isEqualToString:@"/User"])
2822                     user = true;
2823                 else if (!_private && [file isEqualToString:@"/private"])
2824                     _private = true;
2825                 else if (!stash && [file isEqualToString:@"/var/stash"])
2826                     stash = true;
2827
2828         /* XXX: this is not sensitive enough. only some folders are valid. */
2829         if (cydia && !repository)
2830             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2831         if (user)
2832             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2833         if (_private)
2834             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2835         if (stash)
2836             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2837     }
2838
2839     return [warnings count] == 0 ? nil : warnings;
2840 }
2841
2842 - (NSArray *) applications {
2843     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2844
2845     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2846
2847     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2848     if (NSArray *files = [self files])
2849         for (NSString *file in files)
2850             if (application_r(file)) {
2851                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2852                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2853                 if ([id isEqualToString:me])
2854                     continue;
2855
2856                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2857                 if (display == nil)
2858                     display = application_r[1];
2859
2860                 NSString *bundle([file stringByDeletingLastPathComponent]);
2861                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2862                 if (icon == nil || [icon length] == 0)
2863                     icon = @"icon.png";
2864                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2865
2866                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2867                 [applications addObject:application];
2868
2869                 [application addObject:id];
2870                 [application addObject:display];
2871                 [application addObject:url];
2872             }
2873
2874     return [applications count] == 0 ? nil : applications;
2875 }
2876
2877 - (Source *) source {
2878     if (source_ == nil) {
2879         @synchronized (database_) {
2880             if ([database_ era] != era_ || file_.end())
2881                 source_ = (Source *) [NSNull null];
2882             else
2883                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2884         }
2885     }
2886
2887     return source_ == (Source *) [NSNull null] ? nil : source_;
2888 }
2889
2890 - (BOOL) matches:(NSString *)text {
2891     if (text == nil)
2892         return NO;
2893
2894     NSRange range;
2895
2896     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2897     if (range.location != NSNotFound)
2898         return YES;
2899
2900     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2901     if (range.location != NSNotFound)
2902         return YES;
2903
2904     [self parse];
2905
2906     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2907     if (range.location != NSNotFound)
2908         return YES;
2909
2910     return NO;
2911 }
2912
2913 - (bool) hasSupportingRole {
2914     if (role_ == 0)
2915         return true;
2916     if (role_ == 1)
2917         return true;
2918     if ([Role_ isEqualToString:@"User"])
2919         return false;
2920     if (role_ == 2)
2921         return true;
2922     if ([Role_ isEqualToString:@"Hacker"])
2923         return false;
2924     if (role_ == 3)
2925         return true;
2926     if ([Role_ isEqualToString:@"Developer"])
2927         return false;
2928     _assert(false);
2929 }
2930
2931 - (BOOL) hasTag:(NSString *)tag {
2932     return tags_ == nil ? NO : [tags_ containsObject:tag];
2933 }
2934
2935 - (NSString *) primaryPurpose {
2936     for (NSString *tag in tags_)
2937         if ([tag hasPrefix:@"purpose::"])
2938             return [tag substringFromIndex:9];
2939     return nil;
2940 }
2941
2942 - (NSArray *) purposes {
2943     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2944     for (NSString *tag in tags_)
2945         if ([tag hasPrefix:@"purpose::"])
2946             [purposes addObject:[tag substringFromIndex:9]];
2947     return [purposes count] == 0 ? nil : purposes;
2948 }
2949
2950 - (bool) isCommercial {
2951     return [self hasTag:@"cydia::commercial"];
2952 }
2953
2954 - (void) setIndex:(size_t)index {
2955     if (metadata_->index_ != index)
2956         metadata_->index_ = index;
2957 }
2958
2959 - (CYString &) cyname {
2960     return name_.empty() ? id_ : name_;
2961 }
2962
2963 - (uint32_t) compareBySection:(NSArray *)sections {
2964     NSString *section([self section]);
2965     for (size_t i(0), e([sections count]); i != e; ++i) {
2966         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2967             return i;
2968     }
2969
2970     return _not(uint32_t);
2971 }
2972
2973 - (void) clear {
2974 @synchronized (database_) {
2975     pkgProblemResolver *resolver = [database_ resolver];
2976     resolver->Clear(iterator_);
2977
2978     pkgCacheFile &cache([database_ cache]);
2979     cache->SetReInstall(iterator_, false);
2980     cache->MarkKeep(iterator_, false);
2981 } }
2982
2983 - (void) install {
2984 @synchronized (database_) {
2985     pkgProblemResolver *resolver = [database_ resolver];
2986     resolver->Clear(iterator_);
2987     resolver->Protect(iterator_);
2988
2989     pkgCacheFile &cache([database_ cache]);
2990     cache->SetReInstall(iterator_, false);
2991     cache->MarkInstall(iterator_, false);
2992
2993     pkgDepCache::StateCache &state((*cache)[iterator_]);
2994     if (!state.Install())
2995         cache->SetReInstall(iterator_, true);
2996 } }
2997
2998 - (void) remove {
2999 @synchronized (database_) {
3000     pkgProblemResolver *resolver = [database_ resolver];
3001     resolver->Clear(iterator_);
3002     resolver->Remove(iterator_);
3003     resolver->Protect(iterator_);
3004
3005     pkgCacheFile &cache([database_ cache]);
3006     cache->SetReInstall(iterator_, false);
3007     cache->MarkDelete(iterator_, true);
3008 } }
3009
3010 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3011     _profile(Package$isUnfilteredAndSearchedForBy)
3012         bool value(true);
3013
3014         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3015             value &= [self unfiltered];
3016         _end
3017
3018         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3019             value &= [self matches:search];
3020         _end
3021
3022         return value;
3023     _end
3024 }
3025
3026 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3027     if ([search length] == 0)
3028         return false;
3029
3030     _profile(Package$isUnfilteredAndSelectedForBy)
3031         bool value(true);
3032
3033         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3034             value &= [self unfiltered];
3035         _end
3036
3037         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3038             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3039         _end
3040
3041         return value;
3042     _end
3043 }
3044
3045 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3046     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3047 }
3048
3049 - (bool) isVisibleInSection:(NSString *)name {
3050     NSString *section([self section]);
3051
3052     return (
3053         name == nil ||
3054         section == nil && [name length] == 0 ||
3055         [name isEqualToString:section]
3056     ) && [self visible];
3057 }
3058
3059 - (bool) isVisibleInSource:(Source *)source {
3060     return [self source] == source && [self visible];
3061 }
3062
3063 @end
3064 /* }}} */
3065 /* Section Class {{{ */
3066 @interface Section : NSObject {
3067     NSString *name_;
3068     unichar index_;
3069     size_t row_;
3070     size_t count_;
3071     NSString *localized_;
3072 }
3073
3074 - (NSComparisonResult) compareByLocalized:(Section *)section;
3075 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3076 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3077 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3078 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3079 - (NSString *) name;
3080 - (unichar) index;
3081
3082 - (size_t) row;
3083 - (size_t) count;
3084
3085 - (void) addToRow;
3086 - (void) addToCount;
3087
3088 - (void) setCount:(size_t)count;
3089 - (NSString *) localized;
3090
3091 @end
3092
3093 @implementation Section
3094
3095 - (void) dealloc {
3096     [name_ release];
3097     if (localized_ != nil)
3098         [localized_ release];
3099     [super dealloc];
3100 }
3101
3102 - (NSComparisonResult) compareByLocalized:(Section *)section {
3103     NSString *lhs(localized_);
3104     NSString *rhs([section localized]);
3105
3106     /*if ([lhs length] != 0 && [rhs length] != 0) {
3107         unichar lhc = [lhs characterAtIndex:0];
3108         unichar rhc = [rhs characterAtIndex:0];
3109
3110         if (isalpha(lhc) && !isalpha(rhc))
3111             return NSOrderedAscending;
3112         else if (!isalpha(lhc) && isalpha(rhc))
3113             return NSOrderedDescending;
3114     }*/
3115
3116     return [lhs compare:rhs options:LaxCompareOptions_];
3117 }
3118
3119 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3120     if ((self = [self initWithName:name localize:NO]) != nil) {
3121         if (localized != nil)
3122             localized_ = [localized retain];
3123     } return self;
3124 }
3125
3126 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3127     return [self initWithName:name row:0 localize:localize];
3128 }
3129
3130 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3131     if ((self = [super init]) != nil) {
3132         name_ = [name retain];
3133         index_ = '\0';
3134         row_ = row;
3135         if (localize)
3136             localized_ = [LocalizeSection(name_) retain];
3137     } return self;
3138 }
3139
3140 /* XXX: localize the index thingees */
3141 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3142     if ((self = [super init]) != nil) {
3143         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3144         index_ = index;
3145         row_ = row;
3146     } return self;
3147 }
3148
3149 - (NSString *) name {
3150     return name_;
3151 }
3152
3153 - (unichar) index {
3154     return index_;
3155 }
3156
3157 - (size_t) row {
3158     return row_;
3159 }
3160
3161 - (size_t) count {
3162     return count_;
3163 }
3164
3165 - (void) addToRow {
3166     ++row_;
3167 }
3168
3169 - (void) addToCount {
3170     ++count_;
3171 }
3172
3173 - (void) setCount:(size_t)count {
3174     count_ = count;
3175 }
3176
3177 - (NSString *) localized {
3178     return localized_;
3179 }
3180
3181 @end
3182 /* }}} */
3183
3184 static NSString *Colon_;
3185 static NSString *Elision_;
3186 static NSString *Error_;
3187 static NSString *Warning_;
3188
3189 /* Database Implementation {{{ */
3190 @implementation Database
3191
3192 + (Database *) sharedInstance {
3193     static Database *instance;
3194     if (instance == nil)
3195         instance = [[Database alloc] init];
3196     return instance;
3197 }
3198
3199 - (unsigned) era {
3200     return era_;
3201 }
3202
3203 - (void) releasePackages {
3204     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3205     CFArrayRemoveAllValues(packages_);
3206 }
3207
3208 - (void) dealloc {
3209     // XXX: actually implement this thing
3210     _assert(false);
3211     [sourceList_ release];
3212     [self releasePackages];
3213     apr_pool_destroy(pool_);
3214     NSRecycleZone(zone_);
3215     [super dealloc];
3216 }
3217
3218 - (void) _readCydia:(NSNumber *)fd { _pooled
3219     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3220     std::istream is(&ib);
3221     std::string line;
3222
3223     static Pcre finish_r("^finish:([^:]*)$");
3224
3225     while (std::getline(is, line)) {
3226         const char *data(line.c_str());
3227         size_t size = line.size();
3228         lprintf("C:%s\n", data);
3229
3230         if (finish_r(data, size)) {
3231             NSString *finish = finish_r[1];
3232             int index = [Finishes_ indexOfObject:finish];
3233             if (index != INT_MAX && index > Finish_)
3234                 Finish_ = index;
3235         }
3236     }
3237
3238     _assume(false);
3239 }
3240
3241 - (void) _readStatus:(NSNumber *)fd { _pooled
3242     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3243     std::istream is(&ib);
3244     std::string line;
3245
3246     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3247     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3248
3249     while (std::getline(is, line)) {
3250         const char *data(line.c_str());
3251         size_t size(line.size());
3252         lprintf("S:%s\n", data);
3253
3254         if (conffile_r(data, size))
3255             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3256         else if (strncmp(data, "status: ", 8) == 0)
3257             [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:(data + 8)] waitUntilDone:YES];
3258         else if (pmstatus_r(data, size)) {
3259             std::string type([pmstatus_r[1] UTF8String]);
3260             NSString *id = pmstatus_r[2];
3261
3262             float percent([pmstatus_r[3] floatValue]);
3263             [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3264
3265             NSString *string = pmstatus_r[4];
3266
3267             if (type == "pmerror")
3268                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3269                     withObject:[NSArray arrayWithObjects:string, id, nil]
3270                     waitUntilDone:YES
3271                 ];
3272             else if (type == "pmstatus")
3273                 [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:string waitUntilDone:YES];
3274             else if (type == "pmconffile")
3275                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3276             else
3277                 lprintf("E:unknown pmstatus\n");
3278         } else
3279             lprintf("E:unknown status\n");
3280     }
3281
3282     _assume(false);
3283 }
3284
3285 - (void) _readOutput:(NSNumber *)fd { _pooled
3286     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3287     std::istream is(&ib);
3288     std::string line;
3289
3290     while (std::getline(is, line)) {
3291         lprintf("O:%s\n", line.c_str());
3292
3293         [delegate_ performSelectorOnMainThread:@selector(addProgressOutput:) withObject:[NSString stringWithUTF8String:line.c_str()] waitUntilDone:YES];
3294     }
3295
3296     _assume(false);
3297 }
3298
3299 - (FILE *) input {
3300     return input_;
3301 }
3302
3303 - (Package *) packageWithName:(NSString *)name {
3304 @synchronized (self) {
3305     if (static_cast<pkgDepCache *>(cache_) == NULL)
3306         return nil;
3307     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3308     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3309 } }
3310
3311 - (id) init {
3312     if ((self = [super init]) != nil) {
3313         policy_ = NULL;
3314         records_ = NULL;
3315         resolver_ = NULL;
3316         fetcher_ = NULL;
3317         lock_ = NULL;
3318
3319         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3320         apr_pool_create(&pool_, NULL);
3321
3322         size_t capacity(MetaFile_->active_);
3323         if (capacity == 0)
3324             capacity = 16384;
3325         else
3326             capacity += 1024;
3327
3328         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3329         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3330
3331         int fds[2];
3332
3333         _assert(pipe(fds) != -1);
3334         cydiafd_ = fds[1];
3335
3336         _config->Set("APT::Keep-Fds::", cydiafd_);
3337         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3338
3339         [NSThread
3340             detachNewThreadSelector:@selector(_readCydia:)
3341             toTarget:self
3342             withObject:[NSNumber numberWithInt:fds[0]]
3343         ];
3344
3345         _assert(pipe(fds) != -1);
3346         statusfd_ = fds[1];
3347
3348         [NSThread
3349             detachNewThreadSelector:@selector(_readStatus:)
3350             toTarget:self
3351             withObject:[NSNumber numberWithInt:fds[0]]
3352         ];
3353
3354         _assert(pipe(fds) != -1);
3355         _assert(dup2(fds[0], 0) != -1);
3356         _assert(close(fds[0]) != -1);
3357
3358         input_ = fdopen(fds[1], "a");
3359
3360         _assert(pipe(fds) != -1);
3361         _assert(dup2(fds[1], 1) != -1);
3362         _assert(close(fds[1]) != -1);
3363
3364         [NSThread
3365             detachNewThreadSelector:@selector(_readOutput:)
3366             toTarget:self
3367             withObject:[NSNumber numberWithInt:fds[0]]
3368         ];
3369     } return self;
3370 }
3371
3372 - (pkgCacheFile &) cache {
3373     return cache_;
3374 }
3375
3376 - (pkgDepCache::Policy *) policy {
3377     return policy_;
3378 }
3379
3380 - (pkgRecords *) records {
3381     return records_;
3382 }
3383
3384 - (pkgProblemResolver *) resolver {
3385     return resolver_;
3386 }
3387
3388 - (pkgAcquire &) fetcher {
3389     return *fetcher_;
3390 }
3391
3392 - (pkgSourceList &) list {
3393     return *list_;
3394 }
3395
3396 - (NSArray *) packages {
3397     return (NSArray *) packages_;
3398 }
3399
3400 - (NSArray *) sources {
3401     return sourceList_;
3402 }
3403
3404 - (Source *) sourceWithKey:(NSString *)key {
3405     for (Source *source in [self sources]) {
3406         if ([[source key] isEqualToString:key])
3407             return source;
3408     } return nil;
3409 }
3410
3411 - (bool) popErrorWithTitle:(NSString *)title {
3412     bool fatal(false);
3413     std::string message;
3414
3415     while (!_error->empty()) {
3416         std::string error;
3417         bool warning(!_error->PopMessage(error));
3418         if (!warning)
3419             fatal = true;
3420         for (;;) {
3421             size_t size(error.size());
3422             if (size == 0 || error[size - 1] != '\n')
3423                 break;
3424             error.resize(size - 1);
3425         }
3426         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3427
3428         if (!message.empty())
3429             message += "\n\n";
3430         message += error;
3431     }
3432
3433     if (fatal && !message.empty())
3434         [delegate_ _setProgressError:[NSString stringWithUTF8String:message.c_str()] withTitle:[NSString stringWithFormat:Colon_, fatal ? Error_ : Warning_, title]];
3435
3436     return fatal;
3437 }
3438
3439 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3440     return [self popErrorWithTitle:title] || !success;
3441 }
3442
3443 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3444 @synchronized (self) {
3445     ++era_;
3446
3447     [self releasePackages];
3448
3449     sourceMap_.clear();
3450     [sourceList_ removeAllObjects];
3451
3452     _error->Discard();
3453
3454     delete list_;
3455     list_ = NULL;
3456     manager_ = NULL;
3457     delete lock_;
3458     lock_ = NULL;
3459     delete fetcher_;
3460     fetcher_ = NULL;
3461     delete resolver_;
3462     resolver_ = NULL;
3463     delete records_;
3464     records_ = NULL;
3465     delete policy_;
3466     policy_ = NULL;
3467
3468     cache_.Close();
3469
3470     apr_pool_clear(pool_);
3471
3472     NSRecycleZone(zone_);
3473     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3474
3475     int chk(creat("/tmp/cydia.chk", 0644));
3476     if (chk != -1)
3477         close(chk);
3478
3479     if (invocation != nil)
3480         [invocation invoke];
3481
3482     NSString *title(UCLocalize("DATABASE"));
3483
3484     _trace();
3485     while (!cache_.Open(progress_, true)) { pop:
3486         std::string error;
3487         bool warning(!_error->PopMessage(error));
3488         lprintf("cache_.Open():[%s]\n", error.c_str());
3489
3490         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3491             [delegate_ repairWithSelector:@selector(configure)];
3492         else if (error == "The package lists or status file could not be parsed or opened.")
3493             [delegate_ repairWithSelector:@selector(update)];
3494         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3495         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3496             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3497         // else if (error == "The list of sources could not be read.")
3498         else {
3499             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3500             return;
3501         }
3502
3503         if (warning)
3504             goto pop;
3505         _error->Discard();
3506     }
3507     _trace();
3508
3509     unlink("/tmp/cydia.chk");
3510
3511     now_ = [[NSDate date] timeIntervalSince1970];
3512
3513     policy_ = new pkgDepCache::Policy();
3514     records_ = new pkgRecords(cache_);
3515     resolver_ = new pkgProblemResolver(cache_);
3516     fetcher_ = new pkgAcquire(&status_);
3517     lock_ = NULL;
3518
3519     list_ = new pkgSourceList();
3520     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3521         return;
3522
3523     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3524         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3525         return;
3526     }
3527
3528     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3529         return;
3530
3531     if (cache_->BrokenCount() != 0) {
3532         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3533             return;
3534
3535         if (cache_->BrokenCount() != 0) {
3536             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3537             return;
3538         }
3539
3540         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3541             return;
3542     }
3543
3544     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3545         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3546         [sourceList_ addObject:object];
3547
3548         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3549         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3550             // XXX: this could be more intelligent
3551             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3552                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3553                 if (!cached.end())
3554                     sourceMap_[cached->ID] = object;
3555             }
3556     }
3557
3558     {
3559         /*std::vector<Package *> packages;
3560         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3561         [packages_ release];
3562         packages_ = nil;*/
3563
3564         _trace();
3565
3566         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3567             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3568                 //packages.push_back(package);
3569                 CFArrayAppendValue(packages_, [package retain]);
3570
3571         _trace();
3572
3573         /*if (packages.empty())
3574             packages_ = [[NSArray alloc] init];
3575         else
3576             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3577         _trace();*/
3578
3579         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3580         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3581         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3582
3583         /*_trace();
3584         PrintTimes();
3585         _trace();*/
3586
3587         _trace();
3588
3589         /*if (!packages.empty())
3590             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3591         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3592
3593         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3594
3595         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3596
3597         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3598
3599         _trace();
3600
3601         size_t count(CFArrayGetCount(packages_));
3602         MetaFile_->active_ = count;
3603
3604         for (size_t index(0); index != count; ++index)
3605             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3606
3607         _trace();
3608     }
3609 } } CYPoolEnd() _trace(); }
3610
3611 - (void) clear {
3612 @synchronized (self) {
3613     delete resolver_;
3614     resolver_ = new pkgProblemResolver(cache_);
3615
3616     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3617         if (!cache_[iterator].Keep())
3618             cache_->MarkKeep(iterator, false);
3619         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3620             cache_->SetReInstall(iterator, false);
3621 } }
3622
3623 - (void) configure {
3624     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3625     _trace();
3626     system([dpkg UTF8String]);
3627     _trace();
3628 }
3629
3630 - (bool) clean {
3631     // XXX: I don't remember this condition
3632     if (lock_ != NULL)
3633         return false;
3634
3635     FileFd Lock;
3636     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3637
3638     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3639
3640     if ([self popErrorWithTitle:title])
3641         return false;
3642
3643     pkgAcquire fetcher;
3644     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3645
3646     class LogCleaner :
3647         public pkgArchiveCleaner
3648     {
3649       protected:
3650         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3651             unlink(File);
3652         }
3653     } cleaner;
3654
3655     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3656         return false;
3657
3658     return true;
3659 }
3660
3661 - (bool) prepare {
3662     fetcher_->Shutdown();
3663
3664     pkgRecords records(cache_);
3665
3666     lock_ = new FileFd();
3667     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3668
3669     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3670
3671     if ([self popErrorWithTitle:title])
3672         return false;
3673
3674     pkgSourceList list;
3675     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3676         return false;
3677
3678     manager_ = (_system->CreatePM(cache_));
3679     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3680         return false;
3681
3682     return true;
3683 }
3684
3685 - (void) perform {
3686     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3687
3688     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3689         pkgSourceList list;
3690         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3691             return;
3692         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3693             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3694     }
3695
3696     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3697         _trace();
3698         return;
3699     }
3700
3701     [(id)CydiaApp performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3702
3703     bool failed = false;
3704     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3705         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3706             continue;
3707         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3708             continue;
3709
3710         std::string uri = (*item)->DescURI();
3711         std::string error = (*item)->ErrorText;
3712
3713         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3714         failed = true;
3715
3716         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3717             withObject:[NSArray arrayWithObjects:
3718                 [NSString stringWithUTF8String:error.c_str()],
3719             nil]
3720             waitUntilDone:YES
3721         ];
3722     }
3723
3724     [(id)CydiaApp performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3725
3726     if (failed) {
3727         _trace();
3728         return;
3729     }
3730
3731     _system->UnLock();
3732     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3733
3734     if (_error->PendingError()) {
3735         _trace();
3736         return;
3737     }
3738
3739     if (result == pkgPackageManager::Failed) {
3740         _trace();
3741         return;
3742     }
3743
3744     if (result != pkgPackageManager::Completed) {
3745         _trace();
3746         return;
3747     }
3748
3749     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3750         pkgSourceList list;
3751         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3752             return;
3753         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3754             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3755     }
3756
3757     if (![before isEqualToArray:after])
3758         [self update];
3759 }
3760
3761 - (bool) upgrade {
3762     NSString *title(UCLocalize("UPGRADE"));
3763     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3764         return false;
3765     return true;
3766 }
3767
3768 - (void) update {
3769     [self updateWithStatus:status_];
3770 }
3771
3772 - (void) updateWithStatus:(Status &)status {
3773     _transient NSObject<ProgressDelegate> *delegate(status.getDelegate());
3774     NSString *title(UCLocalize("REFRESHING_DATA"));
3775
3776     pkgSourceList list;
3777     if (!list.ReadMainList())
3778         [delegate _setProgressError:@"Unable to read source list." withTitle:title];
3779
3780     FileFd lock;
3781     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3782     if ([self popErrorWithTitle:title])
3783         return;
3784
3785     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3786         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3787         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3788
3789     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3790     Changed_ = true;
3791 }
3792
3793 - (void) setDelegate:(id)delegate {
3794     delegate_ = delegate;
3795     status_.setDelegate(delegate);
3796     progress_.setDelegate(delegate);
3797 }
3798
3799 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3800     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3801     return i == sourceMap_.end() ? nil : i->second;
3802 }
3803
3804 - (NSString *) mappedSectionForPointer:(const char *)section {
3805     _H<NSString> *mapped;
3806
3807     _profile(Database$mappedSectionForPointer$Cache)
3808         mapped = &sections_[section];
3809     _end
3810
3811     if (*mapped == NULL) {
3812         size_t length(strlen(section));
3813         char spaced[length + 1];
3814
3815         _profile(Database$mappedSectionForPointer$Replace)
3816             for (size_t index(0); index != length; ++index)
3817                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3818             spaced[length] = '\0';
3819         _end
3820
3821         NSString *string;
3822
3823         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3824             string = [NSString stringWithUTF8String:spaced];
3825         _end
3826
3827         _profile(Database$mappedSectionForPointer$Map)
3828             string = [SectionMap_ objectForKey:string] ?: string;
3829         _end
3830
3831         *mapped = string;
3832     } return *mapped;
3833 }
3834
3835 @end
3836 /* }}} */
3837
3838 /* Web Scripting {{{ */
3839 @interface CydiaObject : NSObject {
3840     id indirect_;
3841     _transient id delegate_;
3842 }
3843
3844 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3845
3846 @end
3847
3848 @implementation CydiaObject
3849
3850 - (void) dealloc {
3851     [indirect_ release];
3852     [super dealloc];
3853 }
3854
3855 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3856     if ((self = [super init]) != nil) {
3857         indirect_ = [indirect retain];
3858     } return self;
3859 }
3860
3861 - (void) setDelegate:(id)delegate {
3862     delegate_ = delegate;
3863 }
3864
3865 + (NSArray *) _attributeKeys {
3866     return [NSArray arrayWithObjects:
3867         @"device",
3868         @"ecid",
3869         @"model",
3870         @"plmn",
3871         @"role",
3872         @"serial",
3873     nil];
3874 }
3875
3876 - (NSArray *) attributeKeys {
3877     return [[self class] _attributeKeys];
3878 }
3879
3880 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3881     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3882 }
3883
3884 - (NSString *) device {
3885     return [[UIDevice currentDevice] uniqueIdentifier];
3886 }
3887
3888 - (NSString *) plmn {
3889     return PLMN_;
3890 }
3891
3892 - (NSString *) ecid {
3893     return ChipID_;
3894 }
3895
3896 - (NSString *) serial {
3897     return SerialNumber_;
3898 }
3899
3900 - (NSString *) role {
3901     return Role_;
3902 }
3903
3904 - (NSString *) model {
3905     return [NSString stringWithUTF8String:Machine_];
3906 }
3907
3908 + (NSString *) webScriptNameForSelector:(SEL)selector {
3909     if (false);
3910     else if (selector == @selector(addTrivialSource:))
3911         return @"addTrivialSource";
3912     else if (selector == @selector(close))
3913         return @"close";
3914     else if (selector == @selector(du:))
3915         return @"du";
3916     else if (selector == @selector(stringWithFormat:arguments:))
3917         return @"format";
3918     else if (selector == @selector(getAllSources))
3919         return @"getAllSourcs";
3920     else if (selector == @selector(getKernelNumber:))
3921         return @"getKernelNumber";
3922     else if (selector == @selector(getKernelString:))
3923         return @"getKernelString";
3924     else if (selector == @selector(getInstalledPackages))
3925         return @"getInstalledPackages";
3926     else if (selector == @selector(getPackageById:))
3927         return @"getPackageById";
3928     else if (selector == @selector(installPackages:))
3929         return @"installPackages";
3930     else if (selector == @selector(localizedStringForKey:value:table:))
3931         return @"localize";
3932     else if (selector == @selector(refreshSources))
3933         return @"refreshSources";
3934     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3935         return @"setButtonImage";
3936     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3937         return @"setButtonTitle";
3938     else if (selector == @selector(setPopupHook:))
3939         return @"setPopupHook";
3940     else if (selector == @selector(setToken:))
3941         return @"setToken";
3942     else if (selector == @selector(setViewportWidth:))
3943         return @"setViewportWidth";
3944     else if (selector == @selector(statfs:))
3945         return @"statfs";
3946     else if (selector == @selector(supports:))
3947         return @"supports";
3948     else
3949         return nil;
3950 }
3951
3952 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3953     return [self webScriptNameForSelector:selector] == nil;
3954 }
3955
3956 - (BOOL) supports:(NSString *)feature {
3957     return [feature isEqualToString:@"window.open"];
3958 }
3959
3960 - (NSNumber *) getKernelNumber:(NSString *)name {
3961     const char *string([name UTF8String]);
3962
3963     size_t size;
3964     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3965         return (id) [NSNull null];
3966
3967     if (size != sizeof(int))
3968         return (id) [NSNull null];
3969
3970     int value;
3971     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3972         return (id) [NSNull null];
3973
3974     return [NSNumber numberWithInt:value];
3975 }
3976
3977 - (NSString *) getKernelString:(NSString *)name {
3978     const char *string([name UTF8String]);
3979
3980     size_t size;
3981     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3982         return (id) [NSNull null];
3983
3984     char value[size + 1];
3985     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3986         return (id) [NSNull null];
3987
3988     // XXX: just in case you request something ludicrous
3989     value[size] = '\0';
3990
3991     return [NSString stringWithCString:value];
3992 }
3993
3994 - (void) addTrivialSource:(NSString *)href {
3995     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3996 }
3997
3998 - (void) refreshSources {
3999     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4000 }
4001
4002 - (NSArray *) getAllSources {
4003     return [[Database sharedInstance] sources];
4004 }
4005
4006 - (NSArray *) getInstalledPackages {
4007     Database *database([Database sharedInstance]);
4008 @synchronized (database) {
4009     NSArray *packages([database packages]);
4010     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4011     for (Package *package in packages)
4012         if (![package uninstalled])
4013             [installed addObject:package];
4014     return installed;
4015 } }
4016
4017 - (Package *) getPackageById:(NSString *)id {
4018     Package *package([[Database sharedInstance] packageWithName:id]);
4019     [package parse];
4020     return package;
4021 }
4022
4023 - (NSArray *) statfs:(NSString *)path {
4024     struct statfs stat;
4025
4026     if (path == nil || statfs([path UTF8String], &stat) == -1)
4027         return nil;
4028
4029     return [NSArray arrayWithObjects:
4030         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4031         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4032         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4033     nil];
4034 }
4035
4036 - (NSNumber *) du:(NSString *)path {
4037     NSNumber *value(nil);
4038
4039     int fds[2];
4040     _assert(pipe(fds) != -1);
4041
4042     pid_t pid(ExecFork());
4043     if (pid == 0) {
4044         _assert(dup2(fds[1], 1) != -1);
4045         _assert(close(fds[0]) != -1);
4046         _assert(close(fds[1]) != -1);
4047         /* XXX: this should probably not use du */
4048         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4049         exit(1);
4050         _assert(false);
4051     }
4052
4053     _assert(close(fds[1]) != -1);
4054
4055     if (FILE *du = fdopen(fds[0], "r")) {
4056         char line[1024];
4057         while (fgets(line, sizeof(line), du) != NULL) {
4058             size_t length(strlen(line));
4059             while (length != 0 && line[length - 1] == '\n')
4060                 line[--length] = '\0';
4061             if (char *tab = strchr(line, '\t')) {
4062                 *tab = '\0';
4063                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4064             }
4065         }
4066
4067         fclose(du);
4068     } else _assert(close(fds[0]));
4069
4070     int status;
4071   wait:
4072     if (waitpid(pid, &status, 0) == -1)
4073         if (errno == EINTR)
4074             goto wait;
4075         else _assert(false);
4076
4077     return value;
4078 }
4079
4080 - (void) close {
4081     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4082 }
4083
4084 - (void) installPackages:(NSArray *)packages {
4085     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4086 }
4087
4088 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4089     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4090 }
4091
4092 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4093     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4094 }
4095
4096 - (void) _setToken:(NSString *)token {
4097     if (Token_ != nil)
4098         [Token_ release];
4099     Token_ = [token retain];
4100
4101     [Metadata_ setObject:Token_ forKey:@"Token"];
4102     Changed_ = true;
4103 }
4104
4105 - (void) setToken:(NSString *)token {
4106     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4107 }
4108
4109 - (void) setPopupHook:(id)function {
4110     [indirect_ setPopupHook:function];
4111 }
4112
4113 - (void) setViewportWidth:(float)width {
4114     [indirect_ setViewportWidthOnMainThread:width];
4115 }
4116
4117 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4118     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4119     unsigned count([arguments count]);
4120     id values[count];
4121     for (unsigned i(0); i != count; ++i)
4122         values[i] = [arguments objectAtIndex:i];
4123     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4124 }
4125
4126 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4127     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4128         value = nil;
4129     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4130         table = nil;
4131     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4132 }
4133
4134 @end
4135 /* }}} */
4136
4137 /* @ Loading... Indicator {{{ */
4138 @interface CYLoadingIndicator : UIView {
4139     UIActivityIndicatorView *spinner_;
4140     UILabel *label_;
4141     UIView *container_;
4142 }
4143
4144 @property (readonly, nonatomic) UILabel *label;
4145 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4146
4147 @end
4148
4149 @implementation CYLoadingIndicator
4150
4151 - (id) initWithFrame:(CGRect)frame {
4152     if ((self = [super initWithFrame:frame]) != nil) {
4153         container_ = [[[UIView alloc] init] autorelease];
4154         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4155
4156         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4157         [spinner_ startAnimating];
4158         [container_ addSubview:spinner_];
4159
4160         label_ = [[[UILabel alloc] init] autorelease];
4161         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4162         [label_ setBackgroundColor:[UIColor clearColor]];
4163         [label_ setTextColor:[UIColor blackColor]];
4164         [label_ setShadowColor:[UIColor whiteColor]];
4165         [label_ setShadowOffset:CGSizeMake(0, 1)];
4166         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4167         [container_ addSubview:label_];
4168
4169         CGSize viewsize = frame.size;
4170         CGSize spinnersize = [spinner_ bounds].size;
4171         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4172         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4173
4174         CGRect containrect = {
4175             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4176             CGSizeMake(bothwidth, spinnersize.height)
4177         };
4178         CGRect textrect = {
4179             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4180             textsize
4181         };
4182         CGRect spinrect = {
4183             CGPointZero,
4184             spinnersize
4185         };
4186
4187         [container_ setFrame:containrect];
4188         [spinner_ setFrame:spinrect];
4189         [label_ setFrame:textrect];
4190         [self addSubview:container_];
4191     } return self;
4192 }
4193
4194 - (UILabel *) label {
4195     return label_;
4196 }
4197
4198 - (UIActivityIndicatorView *) activityIndicatorView {
4199     return spinner_;
4200 }
4201
4202 @end
4203 /* }}} */
4204 /* Emulated Loading Controller {{{ */
4205 @interface CYEmulatedLoadingController : CYViewController <
4206     ProgressDelegate,
4207     ConfigurationDelegate
4208 > {
4209     _transient Database *database_;
4210     CYLoadingIndicator *indicator_;
4211     UITabBar *tabbar_;
4212     UINavigationBar *navbar_;
4213 }
4214
4215 @end
4216
4217 @implementation CYEmulatedLoadingController
4218
4219 - (void) dealloc {
4220     [self releaseSubviews];
4221     [database_ setDelegate:nil];
4222
4223     [super dealloc];
4224 }
4225
4226 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4227     CYAlertView *sheet([[[CYAlertView alloc]
4228         initWithTitle:title
4229         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4230         defaultButtonIndex:0
4231     ] autorelease]);
4232
4233     [sheet setMessage:error];
4234     [sheet yieldToPopupAlertAnimated:YES];
4235     [sheet dismiss];
4236 }
4237
4238 - (void) setProgressTitle:(NSString *)title { }
4239 - (void) setProgressPercent:(NSNumber *)percent { }
4240 - (void) startProgress { }
4241 - (void) addProgressOutput:(NSString *)output { }
4242 - (bool) isCancelling:(size_t)received { return NO; }
4243 - (void) setConfigurationData:(NSString *)data { }
4244
4245 - (void) repairWithSelector:(SEL)selector {
4246     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4247     [database_ performSelector:selector];
4248     sleep(10);
4249     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4250 }
4251
4252 - (id) initWithDatabase:(Database *)database {
4253     if ((self = [super init]) != nil) {
4254         database_ = database;
4255         [database_ setDelegate:self];
4256     } return self;
4257 }
4258
4259 - (void) loadView {
4260     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4261     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4262
4263     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4264     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4265     [[self view] addSubview:indicator_];
4266
4267     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4268     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4269     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4270     [[self view] addSubview:tabbar_];
4271
4272     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4273     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4274     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4275     [[self view] addSubview:navbar_];
4276 }
4277
4278 - (void) releaseSubviews {
4279     [indicator_ release];
4280     indicator_ = nil;
4281
4282     [tabbar_ release];
4283     tabbar_ = nil;
4284
4285     [navbar_ release];
4286     navbar_ = nil;
4287 }
4288
4289 @end
4290 /* }}} */
4291
4292 /* Cydia Browser Controller {{{ */
4293 @interface CYBrowserController : BrowserController {
4294     CydiaObject *cydia_;
4295 }
4296
4297 @end
4298
4299 @implementation CYBrowserController
4300
4301 - (void) dealloc {
4302     [cydia_ release];
4303     [super dealloc];
4304 }
4305
4306 - (NSURL *) navigationURL {
4307     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4308 }
4309
4310 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4311 }
4312
4313 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4314     [super webView:view didClearWindowObject:window forFrame:frame];
4315
4316     WebDataSource *source([frame dataSource]);
4317     NSURLResponse *response([source response]);
4318
4319     NSURL *url([response URL]);
4320     NSString *scheme([url scheme]);
4321     NSString *host([url host]);
4322
4323     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4324         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4325         NSDictionary *headers([http allHeaderFields]);
4326         [self setHeaders:headers forHost:host];
4327     }
4328
4329     if (
4330         [host isEqualToString:@"cydia.saurik.com"] ||
4331         [host hasSuffix:@".cydia.saurik.com"] ||
4332         [scheme isEqualToString:@"file"]
4333     )
4334         [window setValue:cydia_ forKey:@"cydia"];
4335 }
4336
4337 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4338     if (System_ != NULL)
4339         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4340     if (Machine_ != NULL)
4341         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4342     if (Token_ != nil)
4343         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4344     if (Role_ != nil)
4345         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4346 }
4347
4348 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4349     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4350     [self _setMoreHeaders:copy];
4351     return copy;
4352 }
4353
4354 - (void) setDelegate:(id)delegate {
4355     [super setDelegate:delegate];
4356     [cydia_ setDelegate:delegate];
4357 }
4358
4359 - (id) init {
4360     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4361         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4362
4363         WebView *webview([[webview_ _documentView] webView]);
4364
4365         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4366
4367         NSString *application = package == nil ? @"Cydia" : [NSString
4368             stringWithFormat:@"Cydia/%@",
4369             [package installed]
4370         ];
4371
4372         if (Safari_ != nil)
4373             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4374         if (Build_ != nil)
4375             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4376         if (Product_ != nil)
4377             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4378
4379         [webview setApplicationNameForUserAgent:application];
4380     } return self;
4381 }
4382
4383 @end
4384 /* }}} */
4385
4386 // CydiaScript {{{
4387 @interface NSObject (CydiaScript)
4388 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4389 @end
4390
4391 @implementation NSObject (CydiaScript)
4392
4393 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4394     return self;
4395 }
4396
4397 @end
4398
4399 @implementation NSArray (CydiaScript)
4400
4401 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4402     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4403     for (size_t i(0), e([self count]); i != e; ++i)
4404         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4405     return object;
4406 }
4407
4408 @end
4409
4410 @implementation NSDictionary (CydiaScript)
4411
4412 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4413     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4414     for (id i in self)
4415         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4416     return object;
4417 }
4418
4419 @end
4420 // }}}
4421
4422 /* Confirmation Controller {{{ */
4423 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4424     if (!iterator.end())
4425         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4426             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4427                 continue;
4428             pkgCache::PkgIterator package(dep.TargetPkg());
4429             if (package.end())
4430                 continue;
4431             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4432                 return true;
4433         }
4434
4435     return false;
4436 }
4437
4438 @protocol ConfirmationControllerDelegate
4439 - (void) cancelAndClear:(bool)clear;
4440 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4441 - (void) queue;
4442 @end
4443
4444 @interface ConfirmationController : CYBrowserController {
4445     _transient Database *database_;
4446
4447     UIAlertView *essential_;
4448
4449     NSDictionary *changes_;
4450     NSMutableArray *issues_;
4451     NSDictionary *sizes_;
4452
4453     BOOL substrate_;
4454 }
4455
4456 - (id) initWithDatabase:(Database *)database;
4457
4458 @end
4459
4460 @implementation ConfirmationController
4461
4462 - (void) dealloc {
4463     [changes_ release];
4464     [issues_ release];
4465     [sizes_ release];
4466
4467     if (essential_ != nil)
4468         [essential_ release];
4469
4470     [super dealloc];
4471 }
4472
4473 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4474     NSString *context([alert context]);
4475
4476     if ([context isEqualToString:@"remove"]) {
4477         if (button == [alert cancelButtonIndex]) {
4478             [self dismissModalViewControllerAnimated:YES];
4479         } else if (button == [alert firstOtherButtonIndex]) {
4480             if (substrate_)
4481                 Finish_ = 2;
4482             [delegate_ confirmWithNavigationController:[self navigationController]];
4483         }
4484
4485         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4486     } else if ([context isEqualToString:@"unable"]) {
4487         [self dismissModalViewControllerAnimated:YES];
4488         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4489     } else {
4490         [super alertView:alert clickedButtonAtIndex:button];
4491     }
4492 }
4493
4494 - (void) _doContinue {
4495     [self dismissModalViewControllerAnimated:YES];
4496     [delegate_ cancelAndClear:NO];
4497 }
4498
4499 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4500     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4501     return nil;
4502 }
4503
4504 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4505     [super webView:view didClearWindowObject:window forFrame:frame];
4506
4507     [window setValue:[changes_ Cydia$webScriptObjectInContext:window] forKey:@"changes"];
4508     [window setValue:[issues_ Cydia$webScriptObjectInContext:window] forKey:@"issues"];
4509     [window setValue:[sizes_ Cydia$webScriptObjectInContext:window] forKey:@"sizes"];
4510
4511     [window setValue:self forKey:@"queue"];
4512 }
4513
4514 - (id) initWithDatabase:(Database *)database {
4515     if ((self = [super init]) != nil) {
4516         database_ = database;
4517
4518         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4519         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4520         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4521         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4522         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4523
4524         bool remove(false);
4525
4526         pkgCacheFile &cache([database_ cache]);
4527         NSArray *packages([database_ packages]);
4528         pkgDepCache::Policy *policy([database_ policy]);
4529
4530         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4531
4532         for (Package *package in packages) {
4533             pkgCache::PkgIterator iterator([package iterator]);
4534             NSString *name([package id]);
4535
4536             if ([package broken]) {
4537                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4538
4539                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4540                     name, @"package",
4541                     reasons, @"reasons",
4542                 nil]];
4543
4544                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4545                 if (ver.end())
4546                     continue;
4547
4548                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4549                     pkgCache::DepIterator start;
4550                     pkgCache::DepIterator end;
4551                     dep.GlobOr(start, end); // ++dep
4552
4553                     if (!cache->IsImportantDep(end))
4554                         continue;
4555                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4556                         continue;
4557
4558                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4559
4560                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4561                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4562                         clauses, @"clauses",
4563                     nil]];
4564
4565                     _forever {
4566                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4567
4568                         pkgCache::PkgIterator target(start.TargetPkg());
4569                         if (target->ProvidesList != 0)
4570                             reason = @"missing";
4571                         else {
4572                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4573                             if (!ver.end()) {
4574                                 reason = @"installed";
4575                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4576                             } else if (!cache[target].CandidateVerIter(cache).end())
4577                                 reason = @"uninstalled";
4578                             else if (target->ProvidesList == 0)
4579                                 reason = @"uninstallable";
4580                             else
4581                                 reason = @"virtual";
4582                         }
4583
4584                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4585                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4586                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4587                         nil]);
4588
4589                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4590                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4591                             version, @"version",
4592                             reason, @"reason",
4593                             installed, @"installed",
4594                         nil]];
4595
4596                         // yes, seriously. (wtf?)
4597                         if (start == end)
4598                             break;
4599                         ++start;
4600                     }
4601                 }
4602             }
4603
4604             pkgDepCache::StateCache &state(cache[iterator]);
4605
4606             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4607
4608             if (state.NewInstall())
4609                 [installs addObject:name];
4610             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4611                 [reinstalls addObject:name];
4612             else if (state.Upgrade())
4613                 [upgrades addObject:name];
4614             else if (state.Downgrade())
4615                 [downgrades addObject:name];
4616             else if (!state.Delete())
4617                 continue;
4618             else if (special_r(name))
4619                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4620                     [NSNull null], @"package",
4621                     [NSArray arrayWithObjects:
4622                         [NSDictionary dictionaryWithObjectsAndKeys:
4623                             @"Conflicts", @"relationship",
4624                             [NSArray arrayWithObjects:
4625                                 [NSDictionary dictionaryWithObjectsAndKeys:
4626                                     name, @"package",
4627                                     [NSNull null], @"version",
4628                                     @"installed", @"reason",
4629                                 nil],
4630                             nil], @"clauses",
4631                         nil],
4632                     nil], @"reasons",
4633                 nil]];
4634             else {
4635                 if ([package essential])
4636                     remove = true;
4637                 [removes addObject:name];
4638             }
4639
4640             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4641             substrate_ |= DepSubstrate(iterator.CurrentVer());
4642         }
4643
4644         if (!remove)
4645             essential_ = nil;
4646         else if (Advanced_) {
4647             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4648
4649             essential_ = [[UIAlertView alloc]
4650                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4651                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4652                 delegate:self
4653                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4654                 otherButtonTitles:
4655                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4656                 nil
4657             ];
4658
4659             [essential_ setContext:@"remove"];
4660         } else {
4661             essential_ = [[UIAlertView alloc]
4662                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4663                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4664                 delegate:self
4665                 cancelButtonTitle:UCLocalize("OKAY")
4666                 otherButtonTitles:nil
4667             ];
4668
4669             [essential_ setContext:@"unable"];
4670         }
4671
4672         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4673             installs, @"installs",
4674             reinstalls, @"reinstalls",
4675             upgrades, @"upgrades",
4676             downgrades, @"downgrades",
4677             removes, @"removes",
4678         nil];
4679
4680         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4681             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4682             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4683         nil];
4684
4685         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4686
4687         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4688             initWithTitle:UCLocalize("CANCEL")
4689             style:UIBarButtonItemStylePlain
4690             target:self
4691             action:@selector(cancelButtonClicked)
4692         ] autorelease]];
4693     } return self;
4694 }
4695
4696 #if !AlwaysReload
4697 - (void) applyRightButton {
4698     if ([issues_ count] == 0 && ![self isLoading])
4699         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4700             initWithTitle:UCLocalize("CONFIRM")
4701             style:UIBarButtonItemStyleDone
4702             target:self
4703             action:@selector(confirmButtonClicked)
4704         ] autorelease]];
4705     else
4706         [[self navigationItem] setRightBarButtonItem:nil];
4707 }
4708 #endif
4709
4710 - (void) cancelButtonClicked {
4711     [self dismissModalViewControllerAnimated:YES];
4712     [delegate_ cancelAndClear:YES];
4713 }
4714
4715 #if !AlwaysReload
4716 - (void) confirmButtonClicked {
4717     if (essential_ != nil)
4718         [essential_ show];
4719     else {
4720         if (substrate_)
4721             Finish_ = 2;
4722         [delegate_ confirmWithNavigationController:[self navigationController]];
4723     }
4724 }
4725 #endif
4726
4727 @end
4728 /* }}} */
4729
4730 /* Progress Data {{{ */
4731 @interface ProgressData : NSObject {
4732     SEL selector_;
4733     // XXX: should these really both be _transient?
4734     _transient id target_;
4735     _transient id object_;
4736 }
4737
4738 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4739
4740 - (SEL) selector;
4741 - (id) target;
4742 - (id) object;
4743
4744 @end
4745
4746 @implementation ProgressData
4747
4748 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4749     if ((self = [super init]) != nil) {
4750         selector_ = selector;
4751         target_ = target;
4752         object_ = object;
4753     } return self;
4754 }
4755
4756 - (SEL) selector {
4757     return selector_;
4758 }
4759
4760 - (id) target {
4761     return target_;
4762 }
4763
4764 - (id) object {
4765     return object_;
4766 }
4767
4768 @end
4769 /* }}} */
4770 /* Progress Controller {{{ */
4771 @interface ProgressController : CYViewController <
4772     ConfigurationDelegate,
4773     ProgressDelegate
4774 > {
4775     _transient Database *database_;
4776     UIProgressBar *progress_;
4777     UITextView *output_;
4778     UITextLabel *status_;
4779     UIPushButton *close_;
4780     BOOL running_;
4781     SHA1SumValue springlist_;
4782     SHA1SumValue notifyconf_;
4783     NSString *title_;
4784 }
4785
4786 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4787
4788 - (void) _retachThread;
4789 - (void) _detachNewThreadData:(ProgressData *)data;
4790 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4791
4792 - (BOOL) isRunning;
4793
4794 @end
4795
4796 @protocol ProgressControllerDelegate
4797 - (void) progressControllerIsComplete:(ProgressController *)sender;
4798 @end
4799
4800 @implementation ProgressController
4801
4802 - (void) dealloc {
4803     [database_ setDelegate:nil];
4804     [progress_ release];
4805     [output_ release];
4806     [status_ release];
4807     [close_ release];
4808     if (title_ != nil)
4809         [title_ release];
4810     [super dealloc];
4811 }
4812
4813 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4814     if ((self = [super init]) != nil) {
4815         database_ = database;
4816         [database_ setDelegate:self];
4817         delegate_ = delegate;
4818
4819         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4820
4821         progress_ = [[UIProgressBar alloc] init];
4822         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4823         [progress_ setStyle:0];
4824
4825         status_ = [[UITextLabel alloc] init];
4826         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4827         [status_ setColor:[UIColor whiteColor]];
4828         [status_ setBackgroundColor:[UIColor clearColor]];
4829         [status_ setCentersHorizontally:YES];
4830         //[status_ setFont:font];
4831
4832         output_ = [[UITextView alloc] init];
4833         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4834         //[output_ setTextFont:@"Courier New"];
4835         [output_ setFont:[[output_ font] fontWithSize:12]];
4836         [output_ setTextColor:[UIColor whiteColor]];
4837         [output_ setBackgroundColor:[UIColor clearColor]];
4838         [output_ setMarginTop:0];
4839         [output_ setAllowsRubberBanding:YES];
4840         [output_ setEditable:NO];
4841         [[self view] addSubview:output_];
4842
4843         close_ = [[UIPushButton alloc] init];
4844         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4845         [close_ setAutosizesToFit:NO];
4846         [close_ setDrawsShadow:YES];
4847         [close_ setStretchBackground:YES];
4848         [close_ setEnabled:YES];
4849         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4850         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4851         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4852         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4853     } return self;
4854 }
4855
4856 - (void) positionViews {
4857     CGRect bounds = [[self view] bounds];
4858     CGSize prgsize = [UIProgressBar defaultSize];
4859
4860     CGRect prgrect = {{
4861         (bounds.size.width - prgsize.width) / 2,
4862         bounds.size.height - prgsize.height - 20
4863     }, prgsize};
4864
4865     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4866
4867     [progress_ setFrame:prgrect];
4868     [status_ setFrame:CGRectMake(
4869         10,
4870         bounds.size.height - prgsize.height - 50,
4871         bounds.size.width - 20,
4872         24
4873     )];
4874     [output_ setFrame:CGRectMake(
4875         10,
4876         20,
4877         bounds.size.width - 20,
4878         bounds.size.height - 96
4879     )];
4880     [close_ setFrame:CGRectMake(
4881         (bounds.size.width - closewidth) / 2,
4882         bounds.size.height - prgsize.height - 50,
4883         closewidth,
4884         32 + prgsize.height
4885     )];
4886 }
4887
4888 - (void) viewWillAppear:(BOOL)animated {
4889     [super viewDidAppear:animated];
4890     [[self navigationItem] setHidesBackButton:YES];
4891     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4892
4893     [self positionViews];
4894 }
4895
4896 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4897     [self positionViews];
4898 }
4899
4900 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4901     NSString *context([alert context]);
4902
4903     if ([context isEqualToString:@"conffile"]) {
4904         FILE *input = [database_ input];
4905         if (button == [alert cancelButtonIndex])
4906             fprintf(input, "N\n");
4907         else if (button == [alert firstOtherButtonIndex])
4908             fprintf(input, "Y\n");
4909         fflush(input);
4910     }
4911 }
4912
4913 - (void) closeButtonPushed {
4914     running_ = NO;
4915
4916     UpdateExternalStatus(0);
4917
4918     switch (Finish_) {
4919         case 0:
4920             [self dismissModalViewControllerAnimated:YES];
4921         break;
4922
4923         case 1:
4924             [delegate_ terminateWithSuccess];
4925             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4926                 [delegate_ suspendWithAnimation:YES];
4927             else
4928                 [delegate_ suspend];*/
4929         break;
4930
4931         case 2:
4932             _trace();
4933             goto reload;
4934
4935         case 3:
4936             _trace();
4937             goto reload;
4938
4939         reload:
4940             system("/usr/bin/sbreload");
4941             _trace();
4942         break;
4943
4944         case 4:
4945             _trace();
4946             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4947                 SBReboot(SBSSpringBoardServerPort());
4948             else
4949                 reboot2(RB_AUTOBOOT);
4950         break;
4951     }
4952 }
4953
4954 - (void) _retachThread {
4955     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4956
4957     [[self view] addSubview:close_];
4958     [progress_ removeFromSuperview];
4959     [status_ removeFromSuperview];
4960
4961     [database_ popErrorWithTitle:title_];
4962     [delegate_ progressControllerIsComplete:self];
4963
4964     if (Finish_ < 4) {
4965         FileFd file;
4966         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4967             _error->Discard();
4968         else {
4969             MMap mmap(file, MMap::ReadOnly);
4970             SHA1Summation sha1;
4971             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4972             if (!(notifyconf_ == sha1.Result()))
4973                 Finish_ = 4;
4974         }
4975     }
4976
4977     if (Finish_ < 3) {
4978         FileFd file;
4979         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4980             _error->Discard();
4981         else {
4982             MMap mmap(file, MMap::ReadOnly);
4983             SHA1Summation sha1;
4984             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4985             if (!(springlist_ == sha1.Result()))
4986                 Finish_ = 3;
4987         }
4988     }
4989
4990     switch (Finish_) {
4991         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4992         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4993         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4994         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4995         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4996     }
4997
4998     _trace();
4999     system("su -c /usr/bin/uicache mobile");
5000     _trace();
5001
5002     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
5003
5004     [delegate_ setStatusBarShowsProgress:NO];
5005 }
5006
5007 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
5008     [[data target] performSelector:[data selector] withObject:[data object]];
5009     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
5010 }
5011
5012 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
5013     UpdateExternalStatus(1);
5014
5015     if (title_ != nil)
5016         [title_ release];
5017     if (title == nil)
5018         title_ = nil;
5019     else
5020         title_ = [title retain];
5021
5022     [[self navigationItem] setTitle:title_];
5023
5024     [status_ setText:nil];
5025     [output_ setText:@""];
5026     [progress_ setProgress:0];
5027
5028     [close_ removeFromSuperview];
5029     [[self view] addSubview:progress_];
5030     [[self view] addSubview:status_];
5031
5032     [delegate_ setStatusBarShowsProgress:YES];
5033     running_ = YES;
5034
5035     {
5036         FileFd file;
5037         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5038             _error->Discard();
5039         else {
5040             MMap mmap(file, MMap::ReadOnly);
5041             SHA1Summation sha1;
5042             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5043             notifyconf_ = sha1.Result();
5044         }
5045     }
5046
5047     {
5048         FileFd file;
5049         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5050             _error->Discard();
5051         else {
5052             MMap mmap(file, MMap::ReadOnly);
5053             SHA1Summation sha1;
5054             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5055             springlist_ = sha1.Result();
5056         }
5057     }
5058
5059     [NSThread
5060         detachNewThreadSelector:@selector(_detachNewThreadData:)
5061         toTarget:self
5062         withObject:[[[ProgressData alloc]
5063             initWithSelector:selector
5064             target:target
5065             object:object
5066         ] autorelease]
5067     ];
5068 }
5069
5070 - (void) repairWithSelector:(SEL)selector {
5071     [self
5072         detachNewThreadSelector:selector
5073         toTarget:database_
5074         withObject:nil
5075         title:UCLocalize("REPAIRING")
5076     ];
5077 }
5078
5079 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5080     CYAlertView *sheet([[[CYAlertView alloc]
5081         initWithTitle:title
5082         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5083         defaultButtonIndex:0
5084     ] autorelease]);
5085
5086     [sheet setMessage:error];
5087     [sheet yieldToPopupAlertAnimated:YES];
5088     [sheet dismiss];
5089 }
5090
5091 - (void) startProgress {
5092 }
5093
5094 - (bool) isCancelling:(size_t)received {
5095     return false;
5096 }
5097
5098 - (void) setConfigurationData:(NSString *)data {
5099     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5100
5101     if (!conffile_r(data)) {
5102         lprintf("E:invalid conffile\n");
5103         return;
5104     }
5105
5106     NSString *ofile = conffile_r[1];
5107     //NSString *nfile = conffile_r[2];
5108
5109     UIAlertView *alert = [[[UIAlertView alloc]
5110         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5111         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5112         delegate:self
5113         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5114         otherButtonTitles:
5115             UCLocalize("ACCEPT_NEW_COPY"),
5116             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5117         nil
5118     ] autorelease];
5119
5120     [alert setContext:@"conffile"];
5121     [alert show];
5122 }
5123
5124 - (void) setProgressTitle:(NSString *)title {
5125     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5126     for (size_t i(0), e([words count]); i != e; ++i) {
5127         NSString *word([words objectAtIndex:i]);
5128         if (Package *package = [database_ packageWithName:word])
5129             [words replaceObjectAtIndex:i withObject:[package name]];
5130     }
5131
5132     [status_ setText:[words componentsJoinedByString:@" "]];
5133 }
5134
5135 - (void) setProgressPercent:(NSNumber *)percent {
5136     [progress_ setProgress:[percent floatValue]];
5137 }
5138
5139 - (void) addProgressOutput:(NSString *)output {
5140     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5141     CGSize size = [output_ contentSize];
5142     CGPoint offset = [output_ contentOffset];
5143     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5144         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5145         [output_ scrollRectToVisible:rect animated:YES];
5146     }
5147 }
5148
5149 - (BOOL) isRunning {
5150     return running_;
5151 }
5152
5153 @end
5154 /* }}} */
5155
5156 /* Cell Content View {{{ */
5157 @protocol ContentDelegate
5158 - (void) drawContentRect:(CGRect)rect;
5159 @end
5160
5161 @interface ContentView : UIView {
5162     _transient id<ContentDelegate> delegate_;
5163 }
5164
5165 @end
5166
5167 @implementation ContentView
5168
5169 - (id) initWithFrame:(CGRect)frame {
5170     if ((self = [super initWithFrame:frame]) != nil) {
5171         [self setNeedsDisplayOnBoundsChange:YES];
5172     } return self;
5173 }
5174
5175 - (void) setDelegate:(id<ContentDelegate>)delegate {
5176     delegate_ = delegate;
5177 }
5178
5179 - (void) drawRect:(CGRect)rect {
5180     [super drawRect:rect];
5181     [delegate_ drawContentRect:rect];
5182 }
5183
5184 @end
5185 /* }}} */
5186 /* Cydia TableView Cell {{{ */
5187 @interface CYTableViewCell : UITableViewCell {
5188     ContentView *content_;
5189     bool highlighted_;
5190 }
5191
5192 @end
5193
5194 @implementation CYTableViewCell
5195
5196 - (void) dealloc {
5197     [content_ release];
5198     [super dealloc];
5199 }
5200
5201 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5202     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5203
5204     if (view == content_) {
5205         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5206         highlighted_ = highlighted;
5207     }
5208
5209     [super _updateHighlightColorsForView:view highlighted:highlighted];
5210 }
5211
5212 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5213     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5214     highlighted_ = selected;
5215
5216     [super setSelected:selected animated:animated];
5217     [content_ setNeedsDisplay];
5218 }
5219
5220 @end
5221 /* }}} */
5222
5223 /* Package Cell {{{ */
5224 @interface PackageCell : CYTableViewCell <
5225     ContentDelegate
5226 > {
5227     UIImage *icon_;
5228     NSString *name_;
5229     NSString *description_;
5230     bool commercial_;
5231     NSString *source_;
5232     UIImage *badge_;
5233     Package *package_;
5234     UIImage *placard_;
5235 }
5236
5237 - (PackageCell *) init;
5238 - (void) setPackage:(Package *)package;
5239
5240 - (void) drawContentRect:(CGRect)rect;
5241
5242 @end
5243
5244 @implementation PackageCell
5245
5246 - (void) clearPackage {
5247     if (icon_ != nil) {
5248         [icon_ release];
5249         icon_ = nil;
5250     }
5251
5252     if (name_ != nil) {
5253         [name_ release];
5254         name_ = nil;
5255     }
5256
5257     if (description_ != nil) {
5258         [description_ release];
5259         description_ = nil;
5260     }
5261
5262     if (source_ != nil) {
5263         [source_ release];
5264         source_ = nil;
5265     }
5266
5267     if (badge_ != nil) {
5268         [badge_ release];
5269         badge_ = nil;
5270     }
5271
5272     if (placard_ != nil) {
5273         [placard_ release];
5274         placard_ = nil;
5275     }
5276
5277     [package_ release];
5278     package_ = nil;
5279 }
5280
5281 - (void) dealloc {
5282     [self clearPackage];
5283     [super dealloc];
5284 }
5285
5286 - (PackageCell *) init {
5287     CGRect frame(CGRectMake(0, 0, 320, 74));
5288     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5289         UIView *content([self contentView]);
5290         CGRect bounds([content bounds]);
5291
5292         content_ = [[ContentView alloc] initWithFrame:bounds];
5293         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5294         [content addSubview:content_];
5295
5296         [content_ setDelegate:self];
5297         [content_ setOpaque:YES];
5298     } return self;
5299 }
5300
5301 - (NSString *) accessibilityLabel {
5302     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5303 }
5304
5305 - (void) setPackage:(Package *)package {
5306     [self clearPackage];
5307     [package parse];
5308
5309     Source *source = [package source];
5310
5311     icon_ = [[package icon] retain];
5312     name_ = [[package name] retain];
5313
5314     if (IsWildcat_)
5315         description_ = [package longDescription];
5316     if (description_ == nil)
5317         description_ = [package shortDescription];
5318     if (description_ != nil)
5319         description_ = [description_ retain];
5320
5321     commercial_ = [package isCommercial];
5322
5323     package_ = [package retain];
5324
5325     NSString *label = nil;
5326     bool trusted = false;
5327
5328     if (source != nil) {
5329         label = [source label];
5330         trusted = [source trusted];
5331     } else if ([[package id] isEqualToString:@"firmware"])
5332         label = UCLocalize("APPLE");
5333     else
5334         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5335
5336     NSString *from(label);
5337
5338     NSString *section = [package simpleSection];
5339     if (section != nil && ![section isEqualToString:label]) {
5340         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5341         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5342     }
5343
5344     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5345     source_ = [from retain];
5346
5347     if (NSString *purpose = [package primaryPurpose])
5348         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5349             badge_ = [badge_ retain];
5350
5351     UIColor *color;
5352     NSString *placard;
5353
5354     if (NSString *mode = [package_ mode]) {
5355         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5356             color = RemovingColor_;
5357             //placard = @"removing";
5358         } else {
5359             color = InstallingColor_;
5360             //placard = @"installing";
5361         }
5362
5363         // XXX: the removing/installing placards are not @2x
5364         placard = nil;
5365     } else {
5366         color = [UIColor whiteColor];
5367
5368         if ([package installed] != nil)
5369             placard = @"installed";
5370         else
5371             placard = nil;
5372     }
5373
5374     [content_ setBackgroundColor:color];
5375
5376     if (placard != nil)
5377         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5378             placard_ = [placard_ retain];
5379
5380     [self setNeedsDisplay];
5381     [content_ setNeedsDisplay];
5382 }
5383
5384 - (void) drawContentRect:(CGRect)rect {
5385     bool highlighted(highlighted_);
5386     float width([self bounds].size.width);
5387
5388 #if 0
5389     CGContextRef context(UIGraphicsGetCurrentContext());
5390     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5391     CGContextFillRect(context, rect);
5392 #endif
5393
5394     if (icon_ != nil) {
5395         CGRect rect;
5396         rect.size = [icon_ size];
5397
5398         rect.size.width /= 2;
5399         rect.size.height /= 2;
5400
5401         rect.origin.x = 25 - rect.size.width / 2;
5402         rect.origin.y = 25 - rect.size.height / 2;
5403
5404         [icon_ drawInRect:rect];
5405     }
5406
5407     if (badge_ != nil) {
5408         CGRect rect;
5409         rect.size = [badge_ size];
5410
5411         rect.size.width /= 2;
5412         rect.size.height /= 2;
5413
5414         rect.origin.x = 36 - rect.size.width / 2;
5415         rect.origin.y = 36 - rect.size.height / 2;
5416
5417         [badge_ drawInRect:rect];
5418     }
5419
5420     if (highlighted)
5421         UISetColor(White_);
5422
5423     if (!highlighted)
5424         UISetColor(commercial_ ? Purple_ : Black_);
5425     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5426     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5427
5428     if (!highlighted)
5429         UISetColor(commercial_ ? Purplish_ : Gray_);
5430     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5431
5432     if (placard_ != nil)
5433         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5434 }
5435
5436 @end
5437 /* }}} */
5438 /* Section Cell {{{ */
5439 @interface SectionCell : CYTableViewCell <
5440     ContentDelegate
5441 > {
5442     NSString *basic_;
5443     NSString *section_;
5444     NSString *name_;
5445     NSString *count_;
5446     UIImage *icon_;
5447     UISwitch *switch_;
5448     BOOL editing_;
5449 }
5450
5451 - (void) setSection:(Section *)section editing:(BOOL)editing;
5452
5453 @end
5454
5455 @implementation SectionCell
5456
5457 - (void) clearSection {
5458     if (basic_ != nil) {
5459         [basic_ release];
5460         basic_ = nil;
5461     }
5462
5463     if (section_ != nil) {
5464         [section_ release];
5465         section_ = nil;
5466     }
5467
5468     if (name_ != nil) {
5469         [name_ release];
5470         name_ = nil;
5471     }
5472
5473     if (count_ != nil) {
5474         [count_ release];
5475         count_ = nil;
5476     }
5477 }
5478
5479 - (void) dealloc {
5480     [self clearSection];
5481     [icon_ release];
5482     [switch_ release];
5483     [super dealloc];
5484 }
5485
5486 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5487     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5488         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5489         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5490         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5491
5492         UIView *content([self contentView]);
5493         CGRect bounds([content bounds]);
5494
5495         content_ = [[ContentView alloc] initWithFrame:bounds];
5496         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5497         [content addSubview:content_];
5498         [content_ setBackgroundColor:[UIColor whiteColor]];
5499
5500         [content_ setDelegate:self];
5501     } return self;
5502 }
5503
5504 - (void) onSwitch:(id)sender {
5505     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5506     if (metadata == nil) {
5507         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5508         [Sections_ setObject:metadata forKey:basic_];
5509     }
5510
5511     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5512     Changed_ = true;
5513 }
5514
5515 - (void) setSection:(Section *)section editing:(BOOL)editing {
5516     if (editing != editing_) {
5517         if (editing_)
5518             [switch_ removeFromSuperview];
5519         else
5520             [self addSubview:switch_];
5521         editing_ = editing;
5522     }
5523
5524     [self clearSection];
5525
5526     if (section == nil) {
5527         name_ = [UCLocalize("ALL_PACKAGES") retain];
5528         count_ = nil;
5529     } else {
5530         basic_ = [section name];
5531         if (basic_ != nil)
5532             basic_ = [basic_ retain];
5533
5534         section_ = [section localized];
5535         if (section_ != nil)
5536             section_ = [section_ retain];
5537
5538         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5539         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5540
5541         if (editing_)
5542             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5543     }
5544
5545     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5546     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5547
5548     [content_ setNeedsDisplay];
5549 }
5550
5551 - (void) setFrame:(CGRect)frame {
5552     [super setFrame:frame];
5553
5554     CGRect rect([switch_ frame]);
5555     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5556 }
5557
5558 - (NSString *) accessibilityLabel {
5559     return name_;
5560 }
5561
5562 - (void) drawContentRect:(CGRect)rect {
5563     bool highlighted(highlighted_ && !editing_);
5564
5565     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5566
5567     if (highlighted)
5568         UISetColor(White_);
5569
5570     float width(rect.size.width);
5571     if (editing_)
5572         width -= 87;
5573
5574     if (!highlighted)
5575         UISetColor(Black_);
5576     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5577
5578     CGSize size = [count_ sizeWithFont:Font14_];
5579
5580     UISetColor(White_);
5581     if (count_ != nil)
5582         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5583 }
5584
5585 @end
5586 /* }}} */
5587
5588 /* File Table {{{ */
5589 @interface FileTable : CYViewController <
5590     UITableViewDataSource,
5591     UITableViewDelegate
5592 > {
5593     _transient Database *database_;
5594     Package *package_;
5595     NSString *name_;
5596     NSMutableArray *files_;
5597     UITableView *list_;
5598 }
5599
5600 - (id) initWithDatabase:(Database *)database;
5601 - (void) setPackage:(Package *)package;
5602
5603 @end
5604
5605 @implementation FileTable
5606
5607 - (void) dealloc {
5608     [self releaseSubviews];
5609
5610     [package_ release];
5611     [name_ release];
5612     [files_ release];
5613
5614     [super dealloc];
5615 }
5616
5617 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5618     return files_ == nil ? 0 : [files_ count];
5619 }
5620
5621 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5622     return 24.0f;
5623 }*/
5624
5625 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5626     static NSString *reuseIdentifier = @"Cell";
5627
5628     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5629     if (cell == nil) {
5630         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5631         [cell setFont:[UIFont systemFontOfSize:16]];
5632     }
5633     [cell setText:[files_ objectAtIndex:indexPath.row]];
5634     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5635
5636     return cell;
5637 }
5638
5639 - (NSURL *) navigationURL {
5640     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5641 }
5642
5643 - (void) loadView {
5644     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5645
5646     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5647     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5648     [list_ setRowHeight:24.0f];
5649     [list_ setDataSource:self];
5650     [list_ setDelegate:self];
5651     [[self view] addSubview:list_];
5652 }
5653
5654 - (void) viewDidLoad {
5655     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5656 }
5657
5658 - (void) releaseSubviews {
5659     [list_ release];
5660     list_ = nil;
5661 }
5662
5663 - (id) initWithDatabase:(Database *)database {
5664     if ((self = [super init]) != nil) {
5665         database_ = database;
5666
5667         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5668     } return self;
5669 }
5670
5671 - (void) setPackage:(Package *)package {
5672     if (package_ != nil) {
5673         [package_ autorelease];
5674         package_ = nil;
5675     }
5676
5677     if (name_ != nil) {
5678         [name_ release];
5679         name_ = nil;
5680     }
5681
5682     [files_ removeAllObjects];
5683
5684     if (package != nil) {
5685         package_ = [package retain];
5686         name_ = [[package id] retain];
5687
5688         if (NSArray *files = [package files])
5689             [files_ addObjectsFromArray:files];
5690
5691         if ([files_ count] != 0) {
5692             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5693                 [files_ removeObjectAtIndex:0];
5694             [files_ sortUsingSelector:@selector(compareByPath:)];
5695
5696             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5697             [stack addObject:@"/"];
5698
5699             for (int i(0), e([files_ count]); i != e; ++i) {
5700                 NSString *file = [files_ objectAtIndex:i];
5701                 while (![file hasPrefix:[stack lastObject]])
5702                     [stack removeLastObject];
5703                 NSString *directory = [stack lastObject];
5704                 [stack addObject:[file stringByAppendingString:@"/"]];
5705                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5706                     ([stack count] - 2) * 3, "",
5707                     [file substringFromIndex:[directory length]]
5708                 ]];
5709             }
5710         }
5711     }
5712
5713     [list_ reloadData];
5714 }
5715
5716 - (void) reloadData {
5717     [super reloadData];
5718
5719     [self setPackage:[database_ packageWithName:name_]];
5720 }
5721
5722 @end
5723 /* }}} */
5724 /* Package Controller {{{ */
5725 @interface CYPackageController : CYBrowserController <
5726     UIActionSheetDelegate
5727 > {
5728     _transient Database *database_;
5729     Package *package_;
5730     NSString *name_;
5731     bool commercial_;
5732     NSMutableArray *buttons_;
5733     UIBarButtonItem *button_;
5734 }
5735
5736 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5737
5738 @end
5739
5740 @implementation CYPackageController
5741
5742 - (void) dealloc {
5743     if (package_ != nil)
5744         [package_ release];
5745     if (name_ != nil)
5746         [name_ release];
5747
5748     [buttons_ release];
5749
5750     if (button_ != nil)
5751         [button_ release];
5752
5753     [super dealloc];
5754 }
5755
5756 - (NSURL *) navigationURL {
5757     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5758 }
5759
5760 /* XXX: this is not safe at all... localization of /fail/ */
5761 - (void) _clickButtonWithName:(NSString *)name {
5762     if ([name isEqualToString:UCLocalize("CLEAR")])
5763         [delegate_ clearPackage:package_];
5764     else if ([name isEqualToString:UCLocalize("INSTALL")])
5765         [delegate_ installPackage:package_];
5766     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5767         [delegate_ installPackage:package_];
5768     else if ([name isEqualToString:UCLocalize("REMOVE")])
5769         [delegate_ removePackage:package_];
5770     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5771         [delegate_ installPackage:package_];
5772     else _assert(false);
5773 }
5774
5775 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5776     NSString *context([sheet context]);
5777
5778     if ([context isEqualToString:@"modify"]) {
5779         if (button != [sheet cancelButtonIndex]) {
5780             NSString *buttonName = [buttons_ objectAtIndex:button];
5781             [self _clickButtonWithName:buttonName];
5782         }
5783
5784         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5785     }
5786 }
5787
5788 - (bool) _allowJavaScriptPanel {
5789     return commercial_;
5790 }
5791
5792 #if !AlwaysReload
5793 - (void) _customButtonClicked {
5794     int count([buttons_ count]);
5795     if (count == 0)
5796         return;
5797
5798     if (count == 1)
5799         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5800     else {
5801         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5802         [buttons addObjectsFromArray:buttons_];
5803
5804         UIActionSheet *sheet = [[[UIActionSheet alloc]
5805             initWithTitle:nil
5806             delegate:self
5807             cancelButtonTitle:nil
5808             destructiveButtonTitle:nil
5809             otherButtonTitles:nil
5810         ] autorelease];
5811
5812         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5813         if (!IsWildcat_) {
5814            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5815            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5816         }
5817         [sheet setContext:@"modify"];
5818
5819         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5820     }
5821 }
5822
5823 // We don't want to allow non-commercial packages to do custom things to the install button,
5824 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5825 - (void) customButtonClicked {
5826     if (commercial_)
5827         [super customButtonClicked];
5828     else
5829         [self _customButtonClicked];
5830 }
5831
5832 - (void) reloadButtonClicked {
5833     // Don't reload a commerical package by tapping the loading button,
5834     // but if it's not an Install button, we should forward it on.
5835     if (![package_ uninstalled])
5836         [self _customButtonClicked];
5837 }
5838
5839 - (void) applyLoadingTitle {
5840     // Don't show "Loading" as the title. Ever.
5841 }
5842
5843 - (UIBarButtonItem *) rightButton {
5844     return button_;
5845 }
5846 #endif
5847
5848 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5849     if ((self = [super init]) != nil) {
5850         database_ = database;
5851         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5852         name_ = [[NSString alloc] initWithString:name];
5853         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5854     } return self;
5855 }
5856
5857 - (void) reloadData {
5858     if (package_ != nil)
5859         [package_ autorelease];
5860     package_ = [database_ packageWithName:name_];
5861
5862     [buttons_ removeAllObjects];
5863
5864     if (package_ != nil) {
5865         [package_ parse];
5866
5867         package_ = [package_ retain];
5868         commercial_ = [package_ isCommercial];
5869
5870         if ([package_ mode] != nil)
5871             [buttons_ addObject:UCLocalize("CLEAR")];
5872         if ([package_ source] == nil);
5873         else if ([package_ upgradableAndEssential:NO])
5874             [buttons_ addObject:UCLocalize("UPGRADE")];
5875         else if ([package_ uninstalled])
5876             [buttons_ addObject:UCLocalize("INSTALL")];
5877         else
5878             [buttons_ addObject:UCLocalize("REINSTALL")];
5879         if (![package_ uninstalled])
5880             [buttons_ addObject:UCLocalize("REMOVE")];
5881     }
5882
5883     if (button_ != nil)
5884         [button_ release];
5885
5886     NSString *title;
5887     switch ([buttons_ count]) {
5888         case 0: title = nil; break;
5889         case 1: title = [buttons_ objectAtIndex:0]; break;
5890         default: title = UCLocalize("MODIFY"); break;
5891     }
5892
5893     button_ = [[UIBarButtonItem alloc]
5894         initWithTitle:title
5895         style:UIBarButtonItemStylePlain
5896         target:self
5897         action:@selector(customButtonClicked)
5898     ];
5899
5900     [super reloadData];
5901 }
5902
5903 - (bool) isLoading {
5904     return commercial_ ? [super isLoading] : false;
5905 }
5906
5907 @end
5908 /* }}} */
5909
5910 /* Package List Controller {{{ */
5911 @interface PackageListController : CYViewController <
5912     UITableViewDataSource,
5913     UITableViewDelegate
5914 > {
5915     _transient Database *database_;
5916     unsigned era_;
5917     NSMutableArray *packages_;
5918     NSMutableArray *sections_;
5919     UITableView *list_;
5920     NSMutableArray *index_;
5921     NSMutableDictionary *indices_;
5922     NSString *title_;
5923 }
5924
5925 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5926 - (void) setDelegate:(id)delegate;
5927 - (void) resetCursor;
5928
5929 @end
5930
5931 @implementation PackageListController
5932
5933 - (void) dealloc {
5934     [packages_ release];
5935     [sections_ release];
5936     [list_ release];
5937     [index_ release];
5938     [indices_ release];
5939     [title_ release];
5940
5941     [super dealloc];
5942 }
5943
5944 - (void) deselectWithAnimation:(BOOL)animated {
5945     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5946 }
5947
5948 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5949     CGRect base = [[self view] bounds];
5950     base.size.height -= bounds.size.height;
5951     base.origin = [list_ frame].origin;
5952
5953     [UIView beginAnimations:nil context:NULL];
5954     [UIView setAnimationBeginsFromCurrentState:YES];
5955     [UIView setAnimationCurve:curve];
5956     [UIView setAnimationDuration:duration];
5957     [list_ setFrame:base];
5958     [UIView commitAnimations];
5959 }
5960
5961 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5962     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5963 }
5964
5965 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5966     [self resizeForKeyboardBounds:bounds duration:0];
5967 }
5968
5969 - (void) keyboardWillShow:(NSNotification *)notification {
5970     CGRect bounds;
5971     CGPoint center;
5972     NSTimeInterval duration;
5973     UIViewAnimationCurve curve;
5974     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5975     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5976     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5977     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5978
5979     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);
5980     UIViewController *base = self;
5981     while ([base parentViewController] != nil)
5982         base = [base parentViewController];
5983     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5984     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5985
5986     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5987 }
5988
5989 - (void) keyboardWillHide:(NSNotification *)notification {
5990     NSTimeInterval duration;
5991     UIViewAnimationCurve curve;
5992     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5993     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5994
5995     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5996 }
5997
5998 - (void) viewWillAppear:(BOOL)animated {
5999     [super viewWillAppear:animated];
6000
6001     [self resizeForKeyboardBounds:CGRectZero];
6002     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6003     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6004 }
6005
6006 - (void) viewWillDisappear:(BOOL)animated {
6007     [super viewWillDisappear:animated];
6008
6009     [self resizeForKeyboardBounds:CGRectZero];
6010     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6011     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6012 }
6013
6014 - (void) viewDidAppear:(BOOL)animated {
6015     [super viewDidAppear:animated];
6016     [self deselectWithAnimation:animated];
6017 }
6018
6019 - (void) didSelectPackage:(Package *)package {
6020     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6021     [view setDelegate:delegate_];
6022     [[self navigationController] pushViewController:view animated:YES];
6023 }
6024
6025 #if TryIndexedCollation
6026 + (BOOL) hasIndexedCollation {
6027     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6028 }
6029 #endif
6030
6031 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6032     NSInteger count([sections_ count]);
6033     return count == 0 ? 1 : count;
6034 }
6035
6036 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6037     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6038         return nil;
6039     return [[sections_ objectAtIndex:section] name];
6040 }
6041
6042 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6043     if ([sections_ count] == 0)
6044         return 0;
6045     return [[sections_ objectAtIndex:section] count];
6046 }
6047
6048 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6049 @synchronized (database_) {
6050     if ([database_ era] != era_)
6051         return nil;
6052
6053     Section *section([sections_ objectAtIndex:[path section]]);
6054     NSInteger row([path row]);
6055     Package *package([packages_ objectAtIndex:([section row] + row)]);
6056     return [[package retain] autorelease];
6057 } }
6058
6059 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6060     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6061     if (cell == nil)
6062         cell = [[[PackageCell alloc] init] autorelease];
6063     [cell setPackage:[self packageAtIndexPath:path]];
6064     return cell;
6065 }
6066
6067 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6068     Package *package([self packageAtIndexPath:path]);
6069     package = [database_ packageWithName:[package id]];
6070     [self didSelectPackage:package];
6071 }
6072
6073 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6074     // XXX: is 20 the most optimal number here?
6075     return [packages_ count] > 20 ? index_ : nil;
6076 }
6077
6078 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6079 #if TryIndexedCollation
6080     if ([[self class] hasIndexedCollation]) {
6081         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6082     }
6083 #endif
6084
6085     return index;
6086 }
6087
6088 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6089     if ((self = [super init]) != nil) {
6090         database_ = database;
6091         title_ = [title copy];
6092         [[self navigationItem] setTitle:title_];
6093
6094 #if TryIndexedCollation
6095         if ([[self class] hasIndexedCollation])
6096             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6097         else
6098 #endif
6099             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6100
6101         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6102
6103         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6104         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6105
6106         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6107         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6108         [list_ setRowHeight:73];
6109         [[self view] addSubview:list_];
6110
6111         [list_ setDataSource:self];
6112         [list_ setDelegate:self];
6113     } return self;
6114 }
6115
6116 - (void) setDelegate:(id)delegate {
6117     delegate_ = delegate;
6118 }
6119
6120 - (bool) hasPackage:(Package *)package {
6121     return true;
6122 }
6123
6124 - (void) reloadData {
6125     [super reloadData];
6126
6127     era_ = [database_ era];
6128     NSArray *packages = [database_ packages];
6129
6130     [packages_ removeAllObjects];
6131     [sections_ removeAllObjects];
6132
6133     _profile(PackageTable$reloadData$Filter)
6134         for (Package *package in packages)
6135             if ([self hasPackage:package])
6136                 [packages_ addObject:package];
6137     _end
6138
6139     [indices_ removeAllObjects];
6140
6141     Section *section = nil;
6142
6143 #if TryIndexedCollation
6144     if ([[self class] hasIndexedCollation]) {
6145         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6146         NSArray *titles = [collation sectionIndexTitles];
6147         int secidx = -1;
6148
6149         _profile(PackageTable$reloadData$Section)
6150             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6151                 Package *package;
6152                 int index;
6153
6154                 _profile(PackageTable$reloadData$Section$Package)
6155                     package = [packages_ objectAtIndex:offset];
6156                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6157                 _end
6158
6159                 while (secidx < index) {
6160                     secidx += 1;
6161
6162                     _profile(PackageTable$reloadData$Section$Allocate)
6163                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6164                     _end
6165
6166                     _profile(PackageTable$reloadData$Section$Add)
6167                         [sections_ addObject:section];
6168                     _end
6169                 }
6170
6171                 [section addToCount];
6172             }
6173         _end
6174     } else
6175 #endif
6176     {
6177         [index_ removeAllObjects];
6178
6179         _profile(PackageTable$reloadData$Section)
6180             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6181                 Package *package;
6182                 unichar index;
6183
6184                 _profile(PackageTable$reloadData$Section$Package)
6185                     package = [packages_ objectAtIndex:offset];
6186                     index = [package index];
6187                 _end
6188
6189                 if (section == nil || [section index] != index) {
6190                     _profile(PackageTable$reloadData$Section$Allocate)
6191                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6192                     _end
6193
6194                     [index_ addObject:[section name]];
6195                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6196
6197                     _profile(PackageTable$reloadData$Section$Add)
6198                         [sections_ addObject:section];
6199                     _end
6200                 }
6201
6202                 [section addToCount];
6203             }
6204         _end
6205     }
6206
6207     _profile(PackageTable$reloadData$List)
6208         [list_ reloadData];
6209     _end
6210 }
6211
6212 - (void) resetCursor {
6213     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6214 }
6215
6216 @end
6217 /* }}} */
6218 /* Filtered Package List Controller {{{ */
6219 @interface FilteredPackageListController : PackageListController {
6220     SEL filter_;
6221     IMP imp_;
6222     id object_;
6223 }
6224
6225 - (void) setObject:(id)object;
6226 - (void) setObject:(id)object forFilter:(SEL)filter;
6227
6228 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6229
6230 @end
6231
6232 @implementation FilteredPackageListController
6233
6234 - (void) dealloc {
6235     if (object_ != nil)
6236         [object_ release];
6237     [super dealloc];
6238 }
6239
6240 - (void) setFilter:(SEL)filter {
6241     filter_ = filter;
6242
6243     /* XXX: this is an unsafe optimization of doomy hell */
6244     Method method(class_getInstanceMethod([Package class], filter));
6245     _assert(method != NULL);
6246     imp_ = method_getImplementation(method);
6247     _assert(imp_ != NULL);
6248 }
6249
6250 - (void) setObject:(id)object {
6251     if (object_ != nil)
6252         [object_ release];
6253     if (object == nil)
6254         object_ = nil;
6255     else
6256         object_ = [object retain];
6257 }
6258
6259 - (void) setObject:(id)object forFilter:(SEL)filter {
6260     [self setFilter:filter];
6261     [self setObject:object];
6262 }
6263
6264 - (bool) hasPackage:(Package *)package {
6265     _profile(FilteredPackageTable$hasPackage)
6266         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6267     _end
6268 }
6269
6270 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6271     if ((self = [super initWithDatabase:database title:title]) != nil) {
6272         [self setFilter:filter];
6273         [self setObject:object];
6274     } return self;
6275 }
6276
6277 @end
6278 /* }}} */
6279
6280 /* Home Controller {{{ */
6281 @interface HomeController : CYBrowserController {
6282 }
6283
6284 @end
6285
6286 @implementation HomeController
6287
6288 + (BOOL) shouldHideNavigationBar {
6289     return NO;
6290 }
6291
6292 - (NSURL *) navigationURL {
6293     return [NSURL URLWithString:@"cydia://home"];
6294 }
6295
6296 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6297     [super _setMoreHeaders:request];
6298
6299     if (ChipID_ != nil)
6300         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6301     if (UniqueID_ != nil)
6302         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6303     if (PLMN_ != nil)
6304         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6305 }
6306
6307 - (void) aboutButtonClicked {
6308     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6309
6310     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6311     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6312     [alert setCancelButtonIndex:0];
6313
6314     [alert setMessage:
6315         @"Copyright (C) 2008-2011\n"
6316         "Jay Freeman (saurik)\n"
6317         "saurik@saurik.com\n"
6318         "http://www.saurik.com/"
6319     ];
6320
6321     [alert show];
6322 }
6323
6324 - (void) viewWillDisappear:(BOOL)animated {
6325     [super viewWillDisappear:animated];
6326
6327     if ([[self class] shouldHideNavigationBar])
6328         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6329 }
6330
6331 - (void) viewWillAppear:(BOOL)animated {
6332     if (![self hasLoaded])
6333         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6334
6335     [super viewWillAppear:animated];
6336
6337     if ([[self class] shouldHideNavigationBar])
6338         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6339 }
6340
6341 - (void) viewDidLoad {
6342     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6343         initWithTitle:UCLocalize("ABOUT")
6344         style:UIBarButtonItemStylePlain
6345         target:self
6346         action:@selector(aboutButtonClicked)
6347     ] autorelease]];
6348 }
6349
6350 @end
6351 /* }}} */
6352 /* Manage Controller {{{ */
6353 @interface ManageController : CYBrowserController {
6354 }
6355
6356 - (void) queueStatusDidChange;
6357
6358 @end
6359
6360 @implementation ManageController
6361
6362 - (NSURL *) navigationURL {
6363     return [NSURL URLWithString:@"cydia://manage"];
6364 }
6365
6366 - (void) viewWillAppear:(BOOL)animated {
6367     if (![self hasLoaded])
6368         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6369
6370     [super viewWillAppear:animated];
6371 }
6372
6373 - (void) viewDidLoad {
6374     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6375         initWithTitle:UCLocalize("SETTINGS")
6376         style:UIBarButtonItemStylePlain
6377         target:self
6378         action:@selector(settingsButtonClicked)
6379     ] autorelease]];
6380
6381     [self queueStatusDidChange];
6382 }
6383
6384 - (void) settingsButtonClicked {
6385     [delegate_ showSettings];
6386 }
6387
6388 #if !AlwaysReload
6389 - (void) queueButtonClicked {
6390     [delegate_ queue];
6391 }
6392
6393 - (void) applyLoadingTitle {
6394     // Disable "Loading" title.
6395 }
6396
6397 - (void) applyRightButton {
6398     // Disable right button.
6399 }
6400 #endif
6401
6402 - (void) queueStatusDidChange {
6403 #if !AlwaysReload
6404     if (!IsWildcat_ && Queuing_) {
6405         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6406             initWithTitle:UCLocalize("QUEUE")
6407             style:UIBarButtonItemStyleDone
6408             target:self
6409             action:@selector(queueButtonClicked)
6410         ] autorelease]];
6411     } else {
6412         [[self navigationItem] setRightBarButtonItem:nil];
6413     }
6414 #endif
6415 }
6416
6417 - (bool) isLoading {
6418     // Never show as loading.
6419     return false;
6420 }
6421
6422 @end
6423 /* }}} */
6424
6425 /* Refresh Bar {{{ */
6426 @interface RefreshBar : UINavigationBar {
6427     UIProgressIndicator *indicator_;
6428     UITextLabel *prompt_;
6429     UIProgressBar *progress_;
6430     UINavigationButton *cancel_;
6431 }
6432
6433 @end
6434
6435 @implementation RefreshBar
6436
6437 - (void) dealloc {
6438     [indicator_ release];
6439     [prompt_ release];
6440     [progress_ release];
6441     [cancel_ release];
6442     [super dealloc];
6443 }
6444
6445 - (void) positionViews {
6446     CGRect frame = [cancel_ frame];
6447     frame.size = [cancel_ sizeThatFits:frame.size];
6448     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6449     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6450     [cancel_ setFrame:frame];
6451
6452     CGSize prgsize = {75, 100};
6453     CGRect prgrect = {{
6454         [self frame].size.width - prgsize.width - 10,
6455         ([self frame].size.height - prgsize.height) / 2
6456     } , prgsize};
6457     [progress_ setFrame:prgrect];
6458
6459     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6460     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6461     CGRect indrect = {{indoffset, indoffset}, indsize};
6462     [indicator_ setFrame:indrect];
6463
6464     CGSize prmsize = {215, indsize.height + 4};
6465     CGRect prmrect = {{
6466         indoffset * 2 + indsize.width,
6467         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6468     }, prmsize};
6469     [prompt_ setFrame:prmrect];
6470 }
6471
6472 - (void) setFrame:(CGRect)frame {
6473     [super setFrame:frame];
6474     [self positionViews];
6475 }
6476
6477 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6478     if ((self = [super initWithFrame:frame]) != nil) {
6479         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6480
6481         [self setBarStyle:UIBarStyleBlack];
6482
6483         UIBarStyle barstyle([self _barStyle:NO]);
6484         bool ugly(barstyle == UIBarStyleDefault);
6485
6486         UIProgressIndicatorStyle style = ugly ?
6487             UIProgressIndicatorStyleMediumBrown :
6488             UIProgressIndicatorStyleMediumWhite;
6489
6490         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6491         [indicator_ setStyle:style];
6492         [indicator_ startAnimation];
6493         [self addSubview:indicator_];
6494
6495         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6496         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6497         [prompt_ setBackgroundColor:[UIColor clearColor]];
6498         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6499         [self addSubview:prompt_];
6500
6501         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6502         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6503         [progress_ setStyle:0];
6504         [self addSubview:progress_];
6505
6506         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6507         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6508         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6509         [cancel_ setBarStyle:barstyle];
6510
6511         [self positionViews];
6512     } return self;
6513 }
6514
6515 - (void) cancel {
6516     [cancel_ removeFromSuperview];
6517 }
6518
6519 - (void) start {
6520     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6521     [progress_ setProgress:0];
6522     [self addSubview:cancel_];
6523 }
6524
6525 - (void) stop {
6526     [cancel_ removeFromSuperview];
6527 }
6528
6529 - (void) setPrompt:(NSString *)prompt {
6530     [prompt_ setText:prompt];
6531 }
6532
6533 - (void) setProgress:(float)progress {
6534     [progress_ setProgress:progress];
6535 }
6536
6537 @end
6538 /* }}} */
6539
6540 @class CYNavigationController;
6541
6542 /* Cydia Tab Bar Controller {{{ */
6543 @interface CYTabBarController : UITabBarController <
6544     UITabBarControllerDelegate,
6545     ProgressDelegate
6546 > {
6547     _transient Database *database_;
6548     RefreshBar *refreshbar_;
6549
6550     bool dropped_;
6551     bool updating_;
6552     // XXX: ok, "updatedelegate_"?...
6553     _transient NSObject<CydiaDelegate> *updatedelegate_;
6554
6555     id root_;
6556     UIViewController *remembered_;
6557     _transient UIViewController *transient_;
6558 }
6559
6560 - (NSArray *) navigationURLCollection;
6561 - (void) dropBar:(BOOL)animated;
6562 - (void) beginUpdate;
6563 - (void) raiseBar:(BOOL)animated;
6564 - (BOOL) updating;
6565
6566 @end
6567
6568 @implementation CYTabBarController
6569
6570 - (void) setUnselectedViewController:(UIViewController *)transient {
6571     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6572     if (transient != nil) {
6573         if (transient_ == nil)
6574             remembered_ = [[controllers objectAtIndex:0] retain];
6575         transient_ = transient;
6576         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6577         [controllers replaceObjectAtIndex:0 withObject:transient_];
6578         [self setSelectedIndex:0];
6579         [self setViewControllers:controllers];
6580         [self concealTabBarSelection];
6581     } else if (remembered_ != nil) {
6582         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6583         transient_ = transient;
6584         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6585         [remembered_ release];
6586         remembered_ = nil;
6587         [self setViewControllers:controllers];
6588         [self revealTabBarSelection];
6589     }
6590 }
6591
6592 - (UIViewController *) unselectedViewController {
6593     return transient_;
6594 }
6595
6596 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6597     if ([self unselectedViewController])
6598         [self setUnselectedViewController:nil];
6599 }
6600
6601 - (NSArray *) navigationURLCollection {
6602     NSMutableArray *items([NSMutableArray array]);
6603
6604     // XXX: Should this deal with transient view controllers?
6605     for (id navigation in [self viewControllers]) {
6606         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6607         if (stack != nil)
6608             [items addObject:stack];
6609     }
6610
6611     return items;
6612 }
6613
6614 - (void) reloadData {
6615     for (CYViewController *controller in [self viewControllers])
6616         [controller reloadData];
6617
6618     [(CYNavigationController *)[self unselectedViewController] reloadData];
6619 }
6620
6621 - (void) dealloc {
6622     [refreshbar_ release];
6623     [[NSNotificationCenter defaultCenter] removeObserver:self];
6624
6625     [super dealloc];
6626 }
6627
6628 - (id) initWithDatabase:(Database *)database {
6629     if ((self = [super init]) != nil) {
6630         database_ = database;
6631         [self setDelegate:self];
6632
6633         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6634         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6635
6636         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6637     } return self;
6638 }
6639
6640 - (void) setUpdate:(NSDate *)date {
6641     [self beginUpdate];
6642 }
6643
6644 - (void) beginUpdate {
6645     [refreshbar_ start];
6646     [self dropBar:YES];
6647
6648     [updatedelegate_ retainNetworkActivityIndicator];
6649     updating_ = true;
6650
6651     [NSThread
6652         detachNewThreadSelector:@selector(performUpdate)
6653         toTarget:self
6654         withObject:nil
6655     ];
6656 }
6657
6658 - (void) performUpdate { _pooled
6659     Status status;
6660     status.setDelegate(self);
6661     [database_ updateWithStatus:status];
6662
6663     [self
6664         performSelectorOnMainThread:@selector(completeUpdate)
6665         withObject:nil
6666         waitUntilDone:NO
6667     ];
6668 }
6669
6670 - (void) stopUpdateWithSelector:(SEL)selector {
6671     updating_ = false;
6672     [updatedelegate_ releaseNetworkActivityIndicator];
6673
6674     [self raiseBar:YES];
6675     [refreshbar_ stop];
6676
6677     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6678 }
6679
6680 - (void) completeUpdate {
6681     if (!updating_)
6682         return;
6683     [self stopUpdateWithSelector:@selector(reloadData)];
6684 }
6685
6686 - (void) cancelUpdate {
6687     [self stopUpdateWithSelector:@selector(updateData)];
6688 }
6689
6690 - (void) cancelPressed {
6691     [self cancelUpdate];
6692 }
6693
6694 - (BOOL) updating {
6695     return updating_;
6696 }
6697
6698 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6699     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6700 }
6701
6702 - (void) startProgress {
6703 }
6704
6705 - (bool) isCancelling:(size_t)received {
6706     return !updating_;
6707 }
6708
6709 - (void) setProgressTitle:(NSString *)title {
6710     [refreshbar_ setPrompt:title];
6711 }
6712
6713 - (void) setProgressPercent:(NSNumber *)percent {
6714     [refreshbar_ setProgress:[percent floatValue]];
6715 }
6716
6717 - (void) addProgressOutput:(NSString *)output {
6718 }
6719
6720 - (void) setUpdateDelegate:(id)delegate {
6721     updatedelegate_ = delegate;
6722 }
6723
6724 - (CGFloat) statusBarHeight {
6725     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6726         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6727     } else {
6728         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6729     }
6730 }
6731
6732 - (UIView *) transitionView {
6733     if ([self respondsToSelector:@selector(_transitionView)])
6734         return [self _transitionView];
6735     else
6736         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6737 }
6738
6739 - (void) dropBar:(BOOL)animated {
6740     if (dropped_)
6741         return;
6742     dropped_ = true;
6743
6744     UIView *transition([self transitionView]);
6745     [[self view] addSubview:refreshbar_];
6746
6747     CGRect barframe([refreshbar_ frame]);
6748
6749     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6750         barframe.origin.y = [self statusBarHeight];
6751     else
6752         barframe.origin.y = 0;
6753
6754     [refreshbar_ setFrame:barframe];
6755
6756     if (animated)
6757         [UIView beginAnimations:nil context:NULL];
6758
6759     CGRect viewframe = [transition frame];
6760     viewframe.origin.y += barframe.size.height;
6761     viewframe.size.height -= barframe.size.height;
6762     [transition setFrame:viewframe];
6763
6764     if (animated)
6765         [UIView commitAnimations];
6766
6767     // Ensure bar has the proper width for our view, it might have changed
6768     barframe.size.width = viewframe.size.width;
6769     [refreshbar_ setFrame:barframe];
6770
6771     // XXX: fix Apple's layout bug
6772     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6773 }
6774
6775 - (void) raiseBar:(BOOL)animated {
6776     if (!dropped_)
6777         return;
6778     dropped_ = false;
6779
6780     UIView *transition([self transitionView]);
6781     [refreshbar_ removeFromSuperview];
6782
6783     CGRect barframe([refreshbar_ frame]);
6784
6785     if (animated)
6786         [UIView beginAnimations:nil context:NULL];
6787
6788     CGRect viewframe = [transition frame];
6789     viewframe.origin.y -= barframe.size.height;
6790     viewframe.size.height += barframe.size.height;
6791     [transition setFrame:viewframe];
6792
6793     if (animated)
6794         [UIView commitAnimations];
6795
6796     // XXX: fix Apple's layout bug
6797     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6798 }
6799
6800 #if 0
6801 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6802     // XXX: fix Apple's layout bug
6803     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6804 }
6805 #endif
6806
6807 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6808     bool dropped(dropped_);
6809
6810     if (dropped)
6811         [self raiseBar:NO];
6812
6813     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6814
6815     if (dropped)
6816         [self dropBar:NO];
6817
6818     // XXX: fix Apple's layout bug
6819     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6820 }
6821
6822 - (void) statusBarFrameChanged:(NSNotification *)notification {
6823     if (dropped_) {
6824         [self raiseBar:NO];
6825         [self dropBar:NO];
6826     }
6827 }
6828
6829 @end
6830 /* }}} */
6831 /* Cydia Navigation Controller {{{ */
6832 @interface CYNavigationController : UINavigationController {
6833     _transient Database *database_;
6834     _transient id<UINavigationControllerDelegate> delegate_;
6835 }
6836
6837 - (NSArray *) navigationURLCollection;
6838 - (id) initWithDatabase:(Database *)database;
6839 - (void) reloadData;
6840
6841 @end
6842
6843
6844 @implementation CYNavigationController
6845
6846 - (NSArray *) navigationURLCollection {
6847     NSMutableArray *stack([NSMutableArray array]);
6848
6849     for (CYViewController *controller in [self viewControllers]) {
6850         NSString *url = [[controller navigationURL] absoluteString];
6851         if (url != nil)
6852             [stack addObject:url];
6853     }
6854
6855     return stack;
6856 }
6857
6858 - (void) reloadData {
6859     for (CYViewController *page in [self viewControllers]) {
6860         // Only reload controllers that have already loaded.
6861         // This prevents a page from accidentally loading too
6862         // early if it hasn't been shown on the screen yet.
6863         if ([page hasLoaded])
6864             [page reloadData];
6865     }
6866 }
6867
6868 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6869     delegate_ = delegate;
6870 }
6871
6872 - (id) initWithDatabase:(Database *)database {
6873     if ((self = [super init]) != nil) {
6874         database_ = database;
6875     } return self;
6876 }
6877
6878 @end
6879 /* }}} */
6880
6881 /* Cydia:// Protocol {{{ */
6882 @interface CydiaURLProtocol : NSURLProtocol {
6883 }
6884
6885 @end
6886
6887 @implementation CydiaURLProtocol
6888
6889 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6890     NSURL *url([request URL]);
6891     if (url == nil)
6892         return NO;
6893     NSString *scheme([[url scheme] lowercaseString]);
6894     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6895         return NO;
6896     return YES;
6897 }
6898
6899 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6900     return request;
6901 }
6902
6903 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6904     id<NSURLProtocolClient> client([self client]);
6905     if (icon == nil)
6906         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6907     else {
6908         NSData *data(UIImagePNGRepresentation(icon));
6909
6910         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6911         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6912         [client URLProtocol:self didLoadData:data];
6913         [client URLProtocolDidFinishLoading:self];
6914     }
6915 }
6916
6917 - (void) startLoading {
6918     id<NSURLProtocolClient> client([self client]);
6919     NSURLRequest *request([self request]);
6920
6921     NSURL *url([request URL]);
6922     NSString *href([url absoluteString]);
6923
6924     NSString *path([href substringFromIndex:8]);
6925     NSRange slash([path rangeOfString:@"/"]);
6926
6927     NSString *command;
6928     if (slash.location == NSNotFound) {
6929         command = path;
6930         path = nil;
6931     } else {
6932         command = [path substringToIndex:slash.location];
6933         path = [path substringFromIndex:(slash.location + 1)];
6934     }
6935
6936     Database *database([Database sharedInstance]);
6937
6938     if ([command isEqualToString:@"package-icon"]) {
6939         if (path == nil)
6940             goto fail;
6941         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6942         Package *package([database packageWithName:path]);
6943         if (package == nil)
6944             goto fail;
6945         UIImage *icon([package icon]);
6946         [self _returnPNGWithImage:icon forRequest:request];
6947     } else if ([command isEqualToString:@"source-icon"]) {
6948         if (path == nil)
6949             goto fail;
6950         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6951         NSString *source(Simplify(path));
6952         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6953         if (icon == nil)
6954             icon = [UIImage applicationImageNamed:@"unknown.png"];
6955         [self _returnPNGWithImage:icon forRequest:request];
6956     } else if ([command isEqualToString:@"uikit-image"]) {
6957         if (path == nil)
6958             goto fail;
6959         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6960         UIImage *icon(_UIImageWithName(path));
6961         [self _returnPNGWithImage:icon forRequest:request];
6962     } else if ([command isEqualToString:@"section-icon"]) {
6963         if (path == nil)
6964             goto fail;
6965         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6966         NSString *section(Simplify(path));
6967         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6968         if (icon == nil)
6969             icon = [UIImage applicationImageNamed:@"unknown.png"];
6970         [self _returnPNGWithImage:icon forRequest:request];
6971     } else fail: {
6972         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6973     }
6974 }
6975
6976 - (void) stopLoading {
6977 }
6978
6979 @end
6980 /* }}} */
6981
6982 /* Section Controller {{{ */
6983 @interface SectionController : FilteredPackageListController {
6984     NSString *section_;
6985 }
6986
6987 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6988
6989 @end
6990
6991 @implementation SectionController
6992
6993 - (NSURL *) navigationURL {
6994     NSString *name = section_;
6995     if (name == nil)
6996         name = @"all";
6997
6998     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6999 }
7000
7001 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7002     NSString *title;
7003     if (name == nil)
7004         title = UCLocalize("ALL_PACKAGES");
7005     else if (![name isEqual:@""])
7006         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7007     else
7008         title = UCLocalize("NO_SECTION");
7009
7010     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7011         section_ = name;
7012     } return self;
7013 }
7014
7015 @end
7016 /* }}} */
7017 /* Sections Controller {{{ */
7018 @interface SectionsController : CYViewController <
7019     UITableViewDataSource,
7020     UITableViewDelegate
7021 > {
7022     _transient Database *database_;
7023     NSMutableArray *sections_;
7024     NSMutableArray *filtered_;
7025     UITableView *list_;
7026     BOOL editing_;
7027 }
7028
7029 - (id) initWithDatabase:(Database *)database;
7030 - (void) editButtonClicked;
7031
7032 @end
7033
7034 @implementation SectionsController
7035
7036 - (void) dealloc {
7037     [self releaseSubviews];
7038     [sections_ release];
7039     [filtered_ release];
7040
7041     [super dealloc];
7042 }
7043
7044 - (NSURL *) navigationURL {
7045     return [NSURL URLWithString:@"cydia://sections"];
7046 }
7047
7048 - (void) updateNavigationItem {
7049     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7050     if ([sections_ count] == 0) {
7051         [[self navigationItem] setRightBarButtonItem:nil];
7052     } else {
7053         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7054             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7055             target:self
7056             action:@selector(editButtonClicked)
7057         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7058     }
7059 }
7060
7061 - (BOOL) isEditing {
7062     return editing_;
7063 }
7064
7065 - (void) setEditing:(BOOL)editing {
7066     if ((editing_ = editing))
7067         [list_ reloadData];
7068     else
7069         [delegate_ updateData];
7070
7071     [self updateNavigationItem];
7072 }
7073
7074 - (void) viewDidAppear:(BOOL)animated {
7075     [super viewDidAppear:animated];
7076     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7077 }
7078
7079 - (void) viewWillDisappear:(BOOL)animated {
7080     [super viewWillDisappear:animated];
7081     if (editing_) [self setEditing:NO];
7082 }
7083
7084 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7085     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7086     return section;
7087 }
7088
7089 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7090     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7091 }
7092
7093 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7094     return 45.0f;
7095 }*/
7096
7097 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7098     static NSString *reuseIdentifier = @"SectionCell";
7099
7100     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7101     if (cell == nil)
7102         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7103
7104     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7105
7106     return cell;
7107 }
7108
7109 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7110     if (editing_)
7111         return;
7112
7113     Section *section = [self sectionAtIndexPath:indexPath];
7114
7115     SectionController *controller = [[[SectionController alloc]
7116         initWithDatabase:database_
7117         section:[section name]
7118     ] autorelease];
7119     [controller setDelegate:delegate_];
7120
7121     [[self navigationController] pushViewController:controller animated:YES];
7122 }
7123
7124 - (void) loadView {
7125     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7126
7127     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7128     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7129     [list_ setRowHeight:45.0f];
7130     [list_ setDataSource:self];
7131     [list_ setDelegate:self];
7132     [[self view] addSubview:list_];
7133 }
7134
7135 - (void) viewDidLoad {
7136     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7137 }
7138
7139 - (void) releaseSubviews {
7140     [list_ release];
7141     list_ = nil;
7142 }
7143
7144 - (id) initWithDatabase:(Database *)database {
7145     if ((self = [super init]) != nil) {
7146         database_ = database;
7147
7148         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7149         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7150     } return self;
7151 }
7152
7153 - (void) reloadData {
7154     [super reloadData];
7155
7156     NSArray *packages = [database_ packages];
7157
7158     [sections_ removeAllObjects];
7159     [filtered_ removeAllObjects];
7160
7161     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7162
7163     _trace();
7164     for (Package *package in packages) {
7165         NSString *name([package section]);
7166         NSString *key(name == nil ? @"" : name);
7167
7168         Section *section;
7169
7170         _profile(SectionsView$reloadData$Section)
7171             section = [sections objectForKey:key];
7172             if (section == nil) {
7173                 _profile(SectionsView$reloadData$Section$Allocate)
7174                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7175                     [sections setObject:section forKey:key];
7176                 _end
7177             }
7178         _end
7179
7180         [section addToCount];
7181
7182         _profile(SectionsView$reloadData$Filter)
7183             if (![package valid] || ![package visible])
7184                 continue;
7185         _end
7186
7187         [section addToRow];
7188     }
7189     _trace();
7190
7191     [sections_ addObjectsFromArray:[sections allValues]];
7192
7193     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7194
7195     for (Section *section in sections_) {
7196         size_t count([section row]);
7197         if (count == 0)
7198             continue;
7199
7200         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7201         [section setCount:count];
7202         [filtered_ addObject:section];
7203     }
7204
7205     [self updateNavigationItem];
7206     [list_ reloadData];
7207     _trace();
7208 }
7209
7210 - (void) editButtonClicked {
7211     [self setEditing:(!editing_)];
7212 }
7213
7214 @end
7215 /* }}} */
7216
7217 /* Changes Controller {{{ */
7218 @interface ChangesController : CYViewController <
7219     UITableViewDataSource,
7220     UITableViewDelegate
7221 > {
7222     _transient Database *database_;
7223     unsigned era_;
7224     CFMutableArrayRef packages_;
7225     NSMutableArray *sections_;
7226     UITableView *list_;
7227     unsigned upgrades_;
7228     BOOL hasSentFirstLoad_;
7229 }
7230
7231 - (id) initWithDatabase:(Database *)database;
7232
7233 @end
7234
7235 @implementation ChangesController
7236
7237 - (void) dealloc {
7238     [self releaseSubviews];
7239     CFRelease(packages_);
7240     [sections_ release];
7241
7242     [super dealloc];
7243 }
7244
7245 - (NSURL *) navigationURL {
7246     return [NSURL URLWithString:@"cydia://changes"];
7247 }
7248
7249 - (void) viewWillAppear:(BOOL)animated {
7250     // Loads after it appears, so don't load beforehand.
7251     loaded_ = YES;
7252     [super viewWillAppear:animated];
7253 }
7254
7255 - (void) viewDidAppear:(BOOL)animated {
7256     [super viewDidAppear:animated];
7257
7258     if (!hasSentFirstLoad_) {
7259         hasSentFirstLoad_ = YES;
7260         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7261     } else {
7262         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7263     }
7264 }
7265
7266 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7267     NSInteger count([sections_ count]);
7268     return count == 0 ? 1 : count;
7269 }
7270
7271 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7272     if ([sections_ count] == 0)
7273         return nil;
7274     return [[sections_ objectAtIndex:section] name];
7275 }
7276
7277 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7278     if ([sections_ count] == 0)
7279         return 0;
7280     return [[sections_ objectAtIndex:section] count];
7281 }
7282
7283 - (Package *) packageAtIndex:(NSUInteger)index {
7284     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7285 }
7286
7287 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7288 @synchronized (database_) {
7289     if ([database_ era] != era_)
7290         return nil;
7291
7292     NSUInteger sectionIndex([path section]);
7293     if (sectionIndex >= [sections_ count])
7294         return nil;
7295     Section *section([sections_ objectAtIndex:sectionIndex]);
7296     NSInteger row([path row]);
7297     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7298 } }
7299
7300 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7301     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7302     if (cell == nil)
7303         cell = [[[PackageCell alloc] init] autorelease];
7304     [cell setPackage:[self packageAtIndexPath:path]];
7305     return cell;
7306 }
7307
7308 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7309     Package *package([self packageAtIndexPath:path]);
7310     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7311     [view setDelegate:delegate_];
7312     [[self navigationController] pushViewController:view animated:YES];
7313     return path;
7314 }
7315
7316 - (void) refreshButtonClicked {
7317     [delegate_ beginUpdate];
7318     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7319 }
7320
7321 - (void) upgradeButtonClicked {
7322     [delegate_ distUpgrade];
7323 }
7324
7325 - (void) loadView {
7326     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7327
7328     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7329     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7330     [list_ setRowHeight:73];
7331     [list_ setDataSource:self];
7332     [list_ setDelegate:self];
7333     [[self view] addSubview:list_];
7334 }
7335
7336 - (void) viewDidLoad {
7337     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7338 }
7339
7340 - (void) releaseSubviews {
7341     [list_ release];
7342     list_ = nil;
7343 }
7344
7345 - (id) initWithDatabase:(Database *)database {
7346     if ((self = [super init]) != nil) {
7347         database_ = database;
7348
7349         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7350         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7351     } return self;
7352 }
7353
7354 // this mostly works because reloadData (below) is @synchronized (database_)
7355 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7356 - (void) _reloadPackages:(NSArray *)packages {
7357     CFRelease(packages_);
7358     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7359
7360     _trace();
7361     _profile(ChangesController$_reloadPackages$Filter)
7362         for (Package *package in packages)
7363             if ([package upgradableAndEssential:YES] || [package visible])
7364                 CFArrayAppendValue(packages_, package);
7365     _end
7366     _trace();
7367     _profile(ChangesController$_reloadPackages$radixSort)
7368         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7369     _end
7370     _trace();
7371 }
7372
7373 - (void) reloadData {
7374 @synchronized (database_) {
7375     era_ = [database_ era];
7376     NSArray *packages = [database_ packages];
7377
7378     [sections_ removeAllObjects];
7379
7380 #if 1
7381     UIProgressHUD *hud([delegate_ addProgressHUD]);
7382     [hud setText:UCLocalize("LOADING")];
7383     //NSLog(@"HUD:%@::%@", delegate_, hud);
7384     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7385     [delegate_ removeProgressHUD:hud];
7386 #else
7387     [self _reloadPackages:packages];
7388 #endif
7389
7390     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7391     Section *ignored = nil;
7392     Section *section = nil;
7393     time_t last = 0;
7394
7395     upgrades_ = 0;
7396     bool unseens = false;
7397
7398     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7399
7400     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7401         Package *package = [self packageAtIndex:offset];
7402
7403         BOOL uae = [package upgradableAndEssential:YES];
7404
7405         if (!uae) {
7406             unseens = true;
7407             time_t seen([package seen]);
7408
7409             if (section == nil || last != seen) {
7410                 last = seen;
7411
7412                 NSString *name;
7413                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7414                 [name autorelease];
7415
7416                 _profile(ChangesController$reloadData$Allocate)
7417                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7418                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7419                     [sections_ addObject:section];
7420                 _end
7421             }
7422
7423             [section addToCount];
7424         } else if ([package ignored]) {
7425             if (ignored == nil) {
7426                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7427             }
7428             [ignored addToCount];
7429         } else {
7430             ++upgrades_;
7431             [upgradable addToCount];
7432         }
7433     }
7434     _trace();
7435
7436     CFRelease(formatter);
7437
7438     if (unseens) {
7439         Section *last = [sections_ lastObject];
7440         size_t count = [last count];
7441         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7442         [sections_ removeLastObject];
7443     }
7444
7445     if ([ignored count] != 0)
7446         [sections_ insertObject:ignored atIndex:0];
7447     if (upgrades_ != 0)
7448         [sections_ insertObject:upgradable atIndex:0];
7449
7450     [list_ reloadData];
7451
7452     if (upgrades_ > 0)
7453         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7454             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7455             style:UIBarButtonItemStylePlain
7456             target:self
7457             action:@selector(upgradeButtonClicked)
7458         ] autorelease]];
7459
7460     if (![delegate_ updating])
7461         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7462             initWithTitle:UCLocalize("REFRESH")
7463             style:UIBarButtonItemStylePlain
7464             target:self
7465             action:@selector(refreshButtonClicked)
7466         ] autorelease]];
7467
7468     PrintTimes();
7469 } }
7470
7471 @end
7472 /* }}} */
7473 /* Search Controller {{{ */
7474 @interface SearchController : FilteredPackageListController <
7475     UISearchBarDelegate
7476 > {
7477     UISearchBar *search_;
7478     BOOL searchloaded_;
7479 }
7480
7481 - (id) initWithDatabase:(Database *)database;
7482 - (void) setSearchTerm:(NSString *)term;
7483 - (void) reloadData;
7484
7485 @end
7486
7487 @implementation SearchController
7488
7489 - (void) dealloc {
7490     [search_ release];
7491     [super dealloc];
7492 }
7493
7494 - (NSURL *) navigationURL {
7495     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7496         return [NSURL URLWithString:@"cydia://search"];
7497     else
7498         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7499 }
7500
7501 - (void) setSearchTerm:(NSString *)searchTerm {
7502     [search_ setText:searchTerm];
7503     [self reloadData];
7504 }
7505
7506 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7507     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7508     [search_ resignFirstResponder];
7509     [self reloadData];
7510 }
7511
7512 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7513     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7514     [self reloadData];
7515 }
7516
7517 - (id) initWithDatabase:(Database *)database {
7518     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7519         search_ = [[UISearchBar alloc] init];
7520     } return self;
7521 }
7522
7523 - (void) viewDidAppear:(BOOL)animated {
7524     [super viewDidAppear:animated];
7525
7526     if (!searchloaded_) {
7527         searchloaded_ = YES;
7528         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7529         [search_ layoutSubviews];
7530         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7531
7532         UITextField *textField;
7533         if ([search_ respondsToSelector:@selector(searchField)])
7534             textField = [search_ searchField];
7535         else
7536             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7537
7538         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7539         [search_ setDelegate:self];
7540         [textField setEnablesReturnKeyAutomatically:NO];
7541         [[self navigationItem] setTitleView:textField];
7542     }
7543 }
7544
7545 - (void) reloadData {
7546     [self setObject:[search_ text]];
7547     [super reloadData];
7548     [self resetCursor];
7549 }
7550
7551 - (void) didSelectPackage:(Package *)package {
7552     [search_ resignFirstResponder];
7553     [super didSelectPackage:package];
7554 }
7555
7556 @end
7557 /* }}} */
7558 /* Package Settings Controller {{{ */
7559 @interface PackageSettingsController : CYViewController <
7560     UITableViewDataSource,
7561     UITableViewDelegate
7562 > {
7563     _transient Database *database_;
7564     NSString *name_;
7565     Package *package_;
7566     UITableView *table_;
7567     UISwitch *subscribedSwitch_;
7568     UISwitch *ignoredSwitch_;
7569     UITableViewCell *subscribedCell_;
7570     UITableViewCell *ignoredCell_;
7571 }
7572
7573 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7574
7575 @end
7576
7577 @implementation PackageSettingsController
7578
7579 - (void) dealloc {
7580     [self releaseSubviews];
7581     [name_ release];
7582     [package_ release];
7583
7584     [super dealloc];
7585 }
7586
7587 - (NSURL *) navigationURL {
7588     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7589 }
7590
7591 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7592     if (package_ == nil)
7593         return 0;
7594
7595     if ([package_ installed] == nil)
7596         return 1;
7597     else
7598         return 2;
7599 }
7600
7601 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7602     if (package_ == nil)
7603         return 0;
7604
7605     // both sections contain just one item right now.
7606     return 1;
7607 }
7608
7609 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7610     return nil;
7611 }
7612
7613 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7614     if (section == 0)
7615         return UCLocalize("SHOW_ALL_CHANGES_EX");
7616     else
7617         return UCLocalize("IGNORE_UPGRADES_EX");
7618 }
7619
7620 - (void) onSubscribed:(id)control {
7621     bool value([control isOn]);
7622     if (package_ == nil)
7623         return;
7624     if ([package_ setSubscribed:value])
7625         [delegate_ updateData];
7626 }
7627
7628 - (void) _updateIgnored {
7629     const char *package([name_ UTF8String]);
7630     bool on([ignoredSwitch_ isOn]);
7631
7632     pid_t pid(ExecFork());
7633     if (pid == 0) {
7634         FILE *dpkg(popen("dpkg --set-selections", "w"));
7635         fwrite(package, strlen(package), 1, dpkg);
7636
7637         if (on)
7638             fwrite(" hold\n", 6, 1, dpkg);
7639         else
7640             fwrite(" install\n", 9, 1, dpkg);
7641
7642         pclose(dpkg);
7643
7644         exit(0);
7645         _assert(false);
7646     }
7647
7648     _forever {
7649         int status;
7650         int result(waitpid(pid, &status, 0));
7651
7652         if (result != -1) {
7653             _assert(result == pid);
7654             break;
7655         }
7656     }
7657 }
7658
7659 - (void) onIgnored:(id)control {
7660     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7661     [invocation setTarget:self];
7662     [invocation setSelector:@selector(_updateIgnored)];
7663
7664     [delegate_ reloadDataWithInvocation:invocation];
7665 }
7666
7667 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7668     if (package_ == nil)
7669         return nil;
7670
7671     switch ([indexPath section]) {
7672         case 0: return subscribedCell_;
7673         case 1: return ignoredCell_;
7674
7675         _nodefault
7676     }
7677
7678     return nil;
7679 }
7680
7681 - (void) loadView {
7682     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7683
7684     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7685     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7686     [table_ setDataSource:self];
7687     [table_ setDelegate:self];
7688     [[self view] addSubview:table_];
7689
7690     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7691     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7692     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7693
7694     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7695     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7696     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7697
7698     subscribedCell_ = [[UITableViewCell alloc] init];
7699     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7700     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7701     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7702
7703     ignoredCell_ = [[UITableViewCell alloc] init];
7704     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7705     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7706     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7707 }
7708
7709 - (void) viewDidLoad {
7710     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7711 }
7712
7713 - (void) releaseSubviews {
7714     [ignoredCell_ release];
7715     ignoredCell_ = nil;
7716
7717     [subscribedCell_ release];
7718     subscribedCell_ = nil;
7719
7720     [table_ release];
7721     table_ = nil;
7722
7723     [ignoredSwitch_ release];
7724     ignoredSwitch_ = nil;
7725
7726     [subscribedSwitch_ release];
7727     subscribedSwitch_ = nil;
7728 }
7729
7730 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7731     if ((self = [super init]) != nil) {
7732         database_ = database;
7733         name_ = [package retain];
7734     } return self;
7735 }
7736
7737 - (void) reloadData {
7738     [super reloadData];
7739
7740     if (package_ != nil)
7741         [package_ autorelease];
7742     package_ = [database_ packageWithName:name_];
7743
7744     if (package_ != nil) {
7745         package_ = [package_ retain];
7746         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7747         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7748     } // XXX: what now, G?
7749
7750     [table_ reloadData];
7751 }
7752
7753 @end
7754 /* }}} */
7755
7756 /* Installed Controller {{{ */
7757 @interface InstalledController : FilteredPackageListController {
7758     BOOL expert_;
7759 }
7760
7761 - (id) initWithDatabase:(Database *)database;
7762
7763 - (void) updateRoleButton;
7764 - (void) queueStatusDidChange;
7765
7766 @end
7767
7768 @implementation InstalledController
7769
7770 - (void) dealloc {
7771     [super dealloc];
7772 }
7773
7774 - (NSURL *) navigationURL {
7775     return [NSURL URLWithString:@"cydia://installed"];
7776 }
7777
7778 - (id) initWithDatabase:(Database *)database {
7779     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7780         [self updateRoleButton];
7781         [self queueStatusDidChange];
7782     } return self;
7783 }
7784
7785 #if !AlwaysReload
7786 - (void) queueButtonClicked {
7787     [delegate_ queue];
7788 }
7789 #endif
7790
7791 - (void) queueStatusDidChange {
7792 #if !AlwaysReload
7793     if (IsWildcat_) {
7794         if (Queuing_) {
7795             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7796                 initWithTitle:UCLocalize("QUEUE")
7797                 style:UIBarButtonItemStyleDone
7798                 target:self
7799                 action:@selector(queueButtonClicked)
7800             ] autorelease]];
7801         } else {
7802             [[self navigationItem] setLeftBarButtonItem:nil];
7803         }
7804     }
7805 #endif
7806 }
7807
7808 - (void) updateRoleButton {
7809     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7810         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7811             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7812             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7813             target:self
7814             action:@selector(roleButtonClicked)
7815         ] autorelease]];
7816 }
7817
7818 - (void) roleButtonClicked {
7819     [self setObject:[NSNumber numberWithBool:expert_]];
7820     [self reloadData];
7821     expert_ = !expert_;
7822
7823     [self updateRoleButton];
7824 }
7825
7826 @end
7827 /* }}} */
7828
7829 /* Source Cell {{{ */
7830 @interface SourceCell : CYTableViewCell <
7831     ContentDelegate
7832 > {
7833     UIImage *icon_;
7834     NSString *origin_;
7835     NSString *label_;
7836 }
7837
7838 - (void) setSource:(Source *)source;
7839
7840 @end
7841
7842 @implementation SourceCell
7843
7844 - (void) clearSource {
7845     [icon_ release];
7846     [origin_ release];
7847     [label_ release];
7848
7849     icon_ = nil;
7850     origin_ = nil;
7851     label_ = nil;
7852 }
7853
7854 - (void) setSource:(Source *)source {
7855     [self clearSource];
7856
7857     if (icon_ == nil)
7858         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7859     if (icon_ == nil)
7860         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7861     icon_ = [icon_ retain];
7862
7863     origin_ = [[source name] retain];
7864     label_ = [[source uri] retain];
7865
7866     [content_ setNeedsDisplay];
7867 }
7868
7869 - (void) dealloc {
7870     [self clearSource];
7871     [super dealloc];
7872 }
7873
7874 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7875     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7876         UIView *content([self contentView]);
7877         CGRect bounds([content bounds]);
7878
7879         content_ = [[ContentView alloc] initWithFrame:bounds];
7880         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7881         [content_ setBackgroundColor:[UIColor whiteColor]];
7882         [content addSubview:content_];
7883
7884         [content_ setDelegate:self];
7885         [content_ setOpaque:YES];
7886     } return self;
7887 }
7888
7889 - (NSString *) accessibilityLabel {
7890     return label_;
7891 }
7892
7893 - (void) drawContentRect:(CGRect)rect {
7894     bool highlighted(highlighted_);
7895     float width(rect.size.width);
7896
7897     if (icon_ != nil)
7898         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7899
7900     if (highlighted)
7901         UISetColor(White_);
7902
7903     if (!highlighted)
7904         UISetColor(Black_);
7905     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7906
7907     if (!highlighted)
7908         UISetColor(Blue_);
7909     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7910 }
7911
7912 @end
7913 /* }}} */
7914 /* Source Controller {{{ */
7915 @interface SourceController : FilteredPackageListController {
7916     _transient Source *source_;
7917     NSString *key_;
7918 }
7919
7920 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7921
7922 @end
7923
7924 @implementation SourceController
7925
7926 - (NSURL *) navigationURL {
7927     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7928 }
7929
7930 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7931     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7932         source_ = source;
7933         key_ = [[source key] retain];
7934     } return self;
7935 }
7936
7937 - (void) reloadData {
7938     source_ = [database_ sourceWithKey:key_];
7939     [key_ release];
7940     key_ = [[source_ key] retain];
7941     [self setObject:source_];
7942     [[self navigationItem] setTitle:[source_ label]];
7943
7944     [super reloadData];
7945 }
7946
7947 @end
7948 /* }}} */
7949 /* Sources Controller {{{ */
7950 @interface SourcesController : CYViewController <
7951     UITableViewDataSource,
7952     UITableViewDelegate
7953 > {
7954     _transient Database *database_;
7955     UITableView *list_;
7956     NSMutableArray *sources_;
7957     int offset_;
7958
7959     NSString *href_;
7960     UIProgressHUD *hud_;
7961     NSError *error_;
7962
7963     //NSURLConnection *installer_;
7964     NSURLConnection *trivial_;
7965     NSURLConnection *trivial_bz2_;
7966     NSURLConnection *trivial_gz_;
7967     //NSURLConnection *automatic_;
7968
7969     BOOL cydia_;
7970 }
7971
7972 - (id) initWithDatabase:(Database *)database;
7973 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7974
7975 @end
7976
7977 @implementation SourcesController
7978
7979 - (void) _releaseConnection:(NSURLConnection *)connection {
7980     if (connection != nil) {
7981         [connection cancel];
7982         //[connection setDelegate:nil];
7983         [connection release];
7984     }
7985 }
7986
7987 - (void) dealloc {
7988     [self releaseSubviews];
7989
7990     [href_ release];
7991     [hud_ release];
7992     [error_ release];
7993
7994     //[self _releaseConnection:installer_];
7995     [self _releaseConnection:trivial_];
7996     [self _releaseConnection:trivial_gz_];
7997     [self _releaseConnection:trivial_bz2_];
7998     //[self _releaseConnection:automatic_];
7999
8000     [sources_ release];
8001     [super dealloc];
8002 }
8003
8004 - (NSURL *) navigationURL {
8005     return [NSURL URLWithString:@"cydia://sources"];
8006 }
8007
8008 - (void) viewDidAppear:(BOOL)animated {
8009     [super viewDidAppear:animated];
8010     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8011 }
8012
8013 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8014     return offset_ == 0 ? 1 : 2;
8015 }
8016
8017 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8018     switch (section + (offset_ == 0 ? 1 : 0)) {
8019         case 0: return UCLocalize("ENTERED_BY_USER");
8020         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8021
8022         _nodefault
8023     }
8024 }
8025
8026 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8027     int count = [sources_ count];
8028     switch (section) {
8029         case 0: return (offset_ == 0 ? count : offset_);
8030         case 1: return count - offset_;
8031
8032         _nodefault
8033     }
8034 }
8035
8036 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8037     unsigned idx = 0;
8038     switch (indexPath.section) {
8039         case 0: idx = indexPath.row; break;
8040         case 1: idx = indexPath.row + offset_; break;
8041
8042         _nodefault
8043     }
8044     return [sources_ objectAtIndex:idx];
8045 }
8046
8047 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8048     static NSString *cellIdentifier = @"SourceCell";
8049
8050     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8051     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8052     [cell setSource:[self sourceAtIndexPath:indexPath]];
8053     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8054
8055     return cell;
8056 }
8057
8058 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8059     Source *source = [self sourceAtIndexPath:indexPath];
8060
8061     SourceController *controller = [[[SourceController alloc]
8062         initWithDatabase:database_
8063         source:source
8064     ] autorelease];
8065
8066     [controller setDelegate:delegate_];
8067
8068     [[self navigationController] pushViewController:controller animated:YES];
8069 }
8070
8071 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8072     Source *source = [self sourceAtIndexPath:indexPath];
8073     return [source record] != nil;
8074 }
8075
8076 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8077     Source *source = [self sourceAtIndexPath:indexPath];
8078     [Sources_ removeObjectForKey:[source key]];
8079     [delegate_ syncData];
8080 }
8081
8082 - (void) complete {
8083     [delegate_ addTrivialSource:href_];
8084     [delegate_ syncData];
8085 }
8086
8087 - (NSString *) getWarning {
8088     NSString *href(href_);
8089     NSRange colon([href rangeOfString:@"://"]);
8090     if (colon.location != NSNotFound)
8091         href = [href substringFromIndex:(colon.location + 3)];
8092     href = [href stringByAddingPercentEscapes];
8093     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8094     href = [href stringByCachingURLWithCurrentCDN];
8095
8096     NSURL *url([NSURL URLWithString:href]);
8097
8098     NSStringEncoding encoding;
8099     NSError *error(nil);
8100
8101     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8102         return [warning length] == 0 ? nil : warning;
8103     return nil;
8104 }
8105
8106 - (void) _endConnection:(NSURLConnection *)connection {
8107     // XXX: the memory management in this method is horribly awkward
8108
8109     NSURLConnection **field = NULL;
8110     if (connection == trivial_)
8111         field = &trivial_;
8112     else if (connection == trivial_bz2_)
8113         field = &trivial_bz2_;
8114     else if (connection == trivial_gz_)
8115         field = &trivial_gz_;
8116     _assert(field != NULL);
8117     [connection release];
8118     *field = nil;
8119
8120     if (
8121         trivial_ == nil &&
8122         trivial_bz2_ == nil &&
8123         trivial_gz_ == nil
8124     ) {
8125         bool defer(false);
8126
8127         if (cydia_) {
8128             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8129                 defer = true;
8130
8131                 UIAlertView *alert = [[[UIAlertView alloc]
8132                     initWithTitle:UCLocalize("SOURCE_WARNING")
8133                     message:warning
8134                     delegate:self
8135                     cancelButtonTitle:UCLocalize("CANCEL")
8136                     otherButtonTitles:
8137                         UCLocalize("ADD_ANYWAY"),
8138                     nil
8139                 ] autorelease];
8140
8141                 [alert setContext:@"warning"];
8142                 [alert setNumberOfRows:1];
8143                 [alert show];
8144             } else
8145                 [self complete];
8146         } else if (error_ != nil) {
8147             UIAlertView *alert = [[[UIAlertView alloc]
8148                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8149                 message:[error_ localizedDescription]
8150                 delegate:self
8151                 cancelButtonTitle:UCLocalize("OK")
8152                 otherButtonTitles:nil
8153             ] autorelease];
8154
8155             [alert setContext:@"urlerror"];
8156             [alert show];
8157         } else {
8158             UIAlertView *alert = [[[UIAlertView alloc]
8159                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8160                 message:UCLocalize("NOT_REPOSITORY_EX")
8161                 delegate:self
8162                 cancelButtonTitle:UCLocalize("OK")
8163                 otherButtonTitles:nil
8164             ] autorelease];
8165
8166             [alert setContext:@"trivial"];
8167             [alert show];
8168         }
8169
8170         [delegate_ setStatusBarShowsProgress:NO];
8171         [delegate_ removeProgressHUD:hud_];
8172
8173         [hud_ autorelease];
8174         hud_ = nil;
8175
8176         if (!defer) {
8177             [href_ release];
8178             href_ = nil;
8179         }
8180
8181         if (error_ != nil) {
8182             [error_ release];
8183             error_ = nil;
8184         }
8185     }
8186 }
8187
8188 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8189     switch ([response statusCode]) {
8190         case 200:
8191             cydia_ = YES;
8192     }
8193 }
8194
8195 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8196     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8197     if (error_ != nil)
8198         error_ = [error retain];
8199     [self _endConnection:connection];
8200 }
8201
8202 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8203     [self _endConnection:connection];
8204 }
8205
8206 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8207     NSMutableURLRequest *request = [NSMutableURLRequest
8208         requestWithURL:[NSURL URLWithString:href]
8209         cachePolicy:NSURLRequestUseProtocolCachePolicy
8210         timeoutInterval:120.0
8211     ];
8212
8213     [request setHTTPMethod:method];
8214
8215     if (Machine_ != NULL)
8216         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8217     if (UniqueID_ != nil)
8218         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8219     if (Role_ != nil)
8220         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8221
8222     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8223 }
8224
8225 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8226     NSString *context([alert context]);
8227
8228     if ([context isEqualToString:@"source"]) {
8229         switch (button) {
8230             case 1: {
8231                 NSString *href = [[alert textField] text];
8232
8233                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8234
8235                 if (![href hasSuffix:@"/"])
8236                     href_ = [href stringByAppendingString:@"/"];
8237                 else
8238                     href_ = href;
8239                 href_ = [href_ retain];
8240
8241                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8242                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8243                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8244                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8245
8246                 cydia_ = false;
8247
8248                 // XXX: this is stupid
8249                 hud_ = [[delegate_ addProgressHUD] retain];
8250                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8251             } break;
8252
8253             case 0:
8254             break;
8255
8256             _nodefault
8257         }
8258
8259         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8260     } else if ([context isEqualToString:@"trivial"])
8261         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8262     else if ([context isEqualToString:@"urlerror"])
8263         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8264     else if ([context isEqualToString:@"warning"]) {
8265         switch (button) {
8266             case 1:
8267                 [self complete];
8268             break;
8269
8270             case 0:
8271             break;
8272
8273             _nodefault
8274         }
8275
8276         [href_ release];
8277         href_ = nil;
8278
8279         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8280     }
8281 }
8282
8283 - (void) loadView {
8284     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8285
8286     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8287     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8288     [list_ setRowHeight:56];
8289     [list_ setDataSource:self];
8290     [list_ setDelegate:self];
8291     [[self view] addSubview:list_];
8292 }
8293
8294 - (void) viewDidLoad {
8295     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8296     [self updateButtonsForEditingStatus:NO animated:NO];
8297 }
8298
8299 - (void) releaseSubviews {
8300     [list_ release];
8301     list_ = nil;
8302 }
8303
8304 - (id) initWithDatabase:(Database *)database {
8305     if ((self = [super init]) != nil) {
8306         database_ = database;
8307         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8308     } return self;
8309 }
8310
8311 - (void) reloadData {
8312     [super reloadData];
8313
8314     pkgSourceList list;
8315     if (!list.ReadMainList())
8316         return;
8317
8318     [sources_ removeAllObjects];
8319     [sources_ addObjectsFromArray:[database_ sources]];
8320     _trace();
8321     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8322     _trace();
8323
8324     int count([sources_ count]);
8325     offset_ = 0;
8326     for (int i = 0; i != count; i++) {
8327         if ([[sources_ objectAtIndex:i] record] == nil)
8328             break;
8329         offset_++;
8330     }
8331
8332     [list_ setEditing:NO];
8333     [self updateButtonsForEditingStatus:NO animated:NO];
8334     [list_ reloadData];
8335 }
8336
8337 - (void) showAddSourcePrompt {
8338     UIAlertView *alert = [[[UIAlertView alloc]
8339         initWithTitle:UCLocalize("ENTER_APT_URL")
8340         message:nil
8341         delegate:self
8342         cancelButtonTitle:UCLocalize("CANCEL")
8343         otherButtonTitles:
8344             UCLocalize("ADD_SOURCE"),
8345         nil
8346     ] autorelease];
8347
8348     [alert setContext:@"source"];
8349     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8350
8351     [alert setNumberOfRows:1];
8352     [alert addTextFieldWithValue:@"http://" label:@""];
8353
8354     UITextInputTraits *traits = [[alert textField] textInputTraits];
8355     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8356     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8357     [traits setKeyboardType:UIKeyboardTypeURL];
8358     // XXX: UIReturnKeyDone
8359     [traits setReturnKeyType:UIReturnKeyNext];
8360
8361     [alert show];
8362 }
8363
8364 - (void) addButtonClicked {
8365     [self showAddSourcePrompt];
8366 }
8367
8368 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8369     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8370         initWithTitle:UCLocalize("ADD")
8371         style:UIBarButtonItemStylePlain
8372         target:self
8373         action:@selector(addButtonClicked)
8374     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8375
8376     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8377         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8378         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8379         target:self
8380         action:@selector(editButtonClicked)
8381     ] autorelease] animated:animated];
8382
8383     if (IsWildcat_ && !editing)
8384         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8385             initWithTitle:UCLocalize("SETTINGS")
8386             style:UIBarButtonItemStylePlain
8387             target:self
8388             action:@selector(settingsButtonClicked)
8389         ] autorelease]];
8390 }
8391
8392 - (void) settingsButtonClicked {
8393     [delegate_ showSettings];
8394 }
8395
8396 - (void) editButtonClicked {
8397     [list_ setEditing:![list_ isEditing] animated:YES];
8398
8399     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8400 }
8401
8402 @end
8403 /* }}} */
8404
8405 /* Settings Controller {{{ */
8406 @interface SettingsController : CYViewController <
8407     UITableViewDataSource,
8408     UITableViewDelegate
8409 > {
8410     _transient Database *database_;
8411     // XXX: ok, "roledelegate_"?...
8412     _transient id roledelegate_;
8413     UITableView *table_;
8414     UISegmentedControl *segment_;
8415     UIView *container_;
8416 }
8417
8418 - (void) showDoneButton;
8419 - (void) resizeSegmentedControl;
8420
8421 @end
8422
8423 @implementation SettingsController
8424
8425 - (void) dealloc {
8426     [self releaseSubviews];
8427
8428     [super dealloc];
8429 }
8430
8431 - (void) loadView {
8432     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8433
8434     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8435     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8436     [table_ setDelegate:self];
8437     [table_ setDataSource:self];
8438     [[self view] addSubview:table_];
8439
8440     NSArray *items = [NSArray arrayWithObjects:
8441         UCLocalize("USER"),
8442         UCLocalize("HACKER"),
8443         UCLocalize("DEVELOPER"),
8444     nil];
8445     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8446     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8447     [container_ addSubview:segment_];
8448 }
8449
8450 - (void) viewDidLoad {
8451     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8452
8453     int index = -1;
8454     if ([Role_ isEqualToString:@"User"]) index = 0;
8455     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8456     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8457     if (index != -1) {
8458         [segment_ setSelectedSegmentIndex:index];
8459         [self showDoneButton];
8460     }
8461
8462     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8463     [self resizeSegmentedControl];
8464 }
8465
8466 - (void) releaseSubviews {
8467     [table_ release];
8468     table_ = nil;
8469
8470     [segment_ release];
8471     segment_ = nil;
8472
8473     [container_ release];
8474     container_ = nil;
8475 }
8476
8477 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8478     if ((self = [super init]) != nil) {
8479         database_ = database;
8480         roledelegate_ = delegate;
8481     } return self;
8482 }
8483
8484 - (void) resizeSegmentedControl {
8485     CGFloat width = [[self view] frame].size.width;
8486     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8487 }
8488
8489 - (void) viewWillAppear:(BOOL)animated {
8490     [super viewWillAppear:animated];
8491
8492     [self resizeSegmentedControl];
8493 }
8494
8495 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8496     [self resizeSegmentedControl];
8497 }
8498
8499 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8500     [self resizeSegmentedControl];
8501 }
8502
8503 - (void) save {
8504     NSString *role(nil);
8505
8506     switch ([segment_ selectedSegmentIndex]) {
8507         case 0: role = @"User"; break;
8508         case 1: role = @"Hacker"; break;
8509         case 2: role = @"Developer"; break;
8510
8511         _nodefault
8512     }
8513
8514     if (![role isEqualToString:Role_]) {
8515         bool rolling(Role_ == nil);
8516         Role_ = role;
8517
8518         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8519             Role_, @"Role",
8520         nil];
8521
8522         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8523         Changed_ = true;
8524
8525         if (rolling)
8526             [roledelegate_ loadData];
8527         else
8528             [roledelegate_ updateData];
8529     }
8530 }
8531
8532 - (void) segmentChanged:(UISegmentedControl *)control {
8533     [self showDoneButton];
8534 }
8535
8536 - (void) saveAndClose {
8537     [self save];
8538
8539     [[self navigationItem] setRightBarButtonItem:nil];
8540     [[self navigationController] dismissModalViewControllerAnimated:YES];
8541 }
8542
8543 - (void) doneButtonClicked {
8544     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8545     [spinner startAnimating];
8546     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8547     [[self navigationItem] setRightBarButtonItem:spinItem];
8548
8549     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8550 }
8551
8552 - (void) showDoneButton {
8553     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8554         initWithTitle:UCLocalize("DONE")
8555         style:UIBarButtonItemStyleDone
8556         target:self
8557         action:@selector(doneButtonClicked)
8558     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8559 }
8560
8561 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8562     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8563     return 6;
8564 }
8565
8566 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8567     return 0; // :(
8568 }
8569
8570 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8571     return nil; // This method is required by the protocol.
8572 }
8573
8574 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8575     if (section == 1)
8576         return UCLocalize("ROLE_EX");
8577     if (section == 4)
8578         return [NSString stringWithFormat:
8579             @"%@: %@\n%@: %@\n%@: %@",
8580             UCLocalize("USER"), UCLocalize("USER_EX"),
8581             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8582             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8583         ];
8584     else return nil;
8585 }
8586
8587 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8588     return section == 3 ? 44.0f : 0;
8589 }
8590
8591 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8592     return section == 3 ? container_ : nil;
8593 }
8594
8595 - (void) reloadData {
8596     [super reloadData];
8597     [table_ reloadData];
8598 }
8599
8600 @end
8601 /* }}} */
8602 /* Stash Controller {{{ */
8603 @interface StashController : CYViewController {
8604     UIActivityIndicatorView *spinner_;
8605     UILabel *status_;
8606     UILabel *caption_;
8607 }
8608
8609 @end
8610
8611 @implementation StashController
8612
8613 - (void) dealloc {
8614     [self releaseSubviews];
8615
8616     [super dealloc];
8617 }
8618
8619 - (void) loadView {
8620     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8621     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8622
8623     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8624     CGRect spinrect = [spinner_ frame];
8625     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8626     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8627     [spinner_ setFrame:spinrect];
8628     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8629     [[self view] addSubview:spinner_];
8630     [spinner_ startAnimating];
8631
8632     CGRect captrect;
8633     captrect.size.width = [[self view] frame].size.width;
8634     captrect.size.height = 40.0f;
8635     captrect.origin.x = 0;
8636     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8637     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8638     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8639     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8640     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8641     [caption_ setTextColor:[UIColor whiteColor]];
8642     [caption_ setBackgroundColor:[UIColor clearColor]];
8643     [caption_ setShadowColor:[UIColor blackColor]];
8644     [caption_ setTextAlignment:UITextAlignmentCenter];
8645     [[self view] addSubview:caption_];
8646
8647     CGRect statusrect;
8648     statusrect.size.width = [[self view] frame].size.width;
8649     statusrect.size.height = 30.0f;
8650     statusrect.origin.x = 0;
8651     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8652     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8653     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8654     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8655     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8656     [status_ setTextColor:[UIColor whiteColor]];
8657     [status_ setBackgroundColor:[UIColor clearColor]];
8658     [status_ setShadowColor:[UIColor blackColor]];
8659     [status_ setTextAlignment:UITextAlignmentCenter];
8660     [[self view] addSubview:status_];
8661 }
8662
8663 - (void) releaseSubviews {
8664     [spinner_ release];
8665     spinner_ = nil;
8666
8667     [status_ release];
8668     status_ = nil;
8669
8670     [caption_ release];
8671     caption_ = nil;
8672 }
8673
8674 @end
8675 /* }}} */
8676
8677 @interface Cydia : UIApplication <
8678     ConfirmationControllerDelegate,
8679     ProgressControllerDelegate,
8680     CydiaDelegate,
8681     UINavigationControllerDelegate,
8682     UITabBarControllerDelegate
8683 > {
8684     // XXX: evaluate all fields for _transient
8685
8686     UIWindow *window_;
8687     CYTabBarController *tabbar_;
8688
8689     NSMutableArray *essential_;
8690     NSMutableArray *broken_;
8691
8692     Database *database_;
8693
8694     NSURL *starturl_;
8695
8696     unsigned locked_;
8697     unsigned activity_;
8698
8699     StashController *stash_;
8700
8701     bool loaded_;
8702 }
8703
8704 - (void) loadData;
8705
8706 @end
8707
8708 @implementation Cydia
8709
8710 - (void) beginUpdate {
8711     [tabbar_ beginUpdate];
8712 }
8713
8714 - (BOOL) updating {
8715     return [tabbar_ updating];
8716 }
8717
8718 - (void) _loaded {
8719     if ([broken_ count] != 0) {
8720         int count = [broken_ count];
8721
8722         UIAlertView *alert = [[[UIAlertView alloc]
8723             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8724             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8725             delegate:self
8726             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8727             otherButtonTitles:
8728                 UCLocalize("TEMPORARY_IGNORE"),
8729             nil
8730         ] autorelease];
8731
8732         [alert setContext:@"fixhalf"];
8733         [alert show];
8734     } else if (!Ignored_ && [essential_ count] != 0) {
8735         int count = [essential_ count];
8736
8737         UIAlertView *alert = [[[UIAlertView alloc]
8738             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8739             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8740             delegate:self
8741             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8742             otherButtonTitles:
8743                 UCLocalize("UPGRADE_ESSENTIAL"),
8744                 UCLocalize("COMPLETE_UPGRADE"),
8745             nil
8746         ] autorelease];
8747
8748         [alert setContext:@"upgrade"];
8749         [alert show];
8750     }
8751 }
8752
8753 - (void) _saveConfig {
8754     _trace();
8755     MetaFile_.Sync();
8756     _trace();
8757
8758     if (Changed_) {
8759         NSString *error(nil);
8760
8761         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8762             _trace();
8763             NSError *error(nil);
8764             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8765                 NSLog(@"failure to save metadata data: %@", error);
8766             _trace();
8767
8768             Changed_ = false;
8769         } else {
8770             NSLog(@"failure to serialize metadata: %@", error);
8771         }
8772     }
8773 }
8774
8775 // Navigation controller for the queuing badge.
8776 - (CYNavigationController *) queueNavigationController {
8777     NSArray *controllers = [tabbar_ viewControllers];
8778     return [controllers objectAtIndex:3];
8779 }
8780
8781 - (void) _updateData {
8782     [self _saveConfig];
8783
8784     [tabbar_ reloadData];
8785
8786     CYNavigationController *navigation = [self queueNavigationController];
8787
8788     id queuedelegate = nil;
8789     if ([[navigation viewControllers] count] > 0)
8790         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8791
8792     [queuedelegate queueStatusDidChange];
8793     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8794 }
8795
8796 - (void) _refreshIfPossible:(NSDate *)update {
8797     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8798
8799     bool recently = false;
8800     if (update != nil) {
8801         NSTimeInterval interval([update timeIntervalSinceNow]);
8802         if (interval <= 0 && interval > -(15*60))
8803             recently = true;
8804     }
8805
8806     // Don't automatic refresh if:
8807     //  - We already refreshed recently.
8808     //  - We already auto-refreshed this launch.
8809     //  - Auto-refresh is disabled.
8810     if (recently || loaded_ || ManualRefresh) {
8811         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8812
8813         // If we are cancelling, we need to make sure it knows it's already loaded.
8814         loaded_ = true;
8815         return;
8816     } else {
8817         // We are going to load, so remember that.
8818         loaded_ = true;
8819     }
8820
8821     SCNetworkReachabilityFlags flags; {
8822         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8823         SCNetworkReachabilityGetFlags(reachability, &flags);
8824         CFRelease(reachability);
8825     }
8826
8827     // XXX: this elaborate mess is what Apple is using to determine this? :(
8828     // XXX: do we care if the user has to intervene? maybe that's ok?
8829     bool reachable(
8830         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8831             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8832                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8833                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8834             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8835             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8836         )
8837     );
8838
8839     // If we can reach the server, auto-refresh!
8840     if (reachable)
8841         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8842
8843     [pool release];
8844 }
8845
8846 - (void) refreshIfPossible {
8847     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8848 }
8849
8850 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8851     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8852     [hud setText:UCLocalize("RELOADING_DATA")];
8853
8854     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8855
8856     if (hud != nil)
8857         [self removeProgressHUD:hud];
8858
8859     size_t changes(0);
8860
8861     [essential_ removeAllObjects];
8862     [broken_ removeAllObjects];
8863
8864     NSArray *packages([database_ packages]);
8865     for (Package *package in packages) {
8866         if ([package half])
8867             [broken_ addObject:package];
8868         if ([package upgradableAndEssential:NO]) {
8869             if ([package essential])
8870                 [essential_ addObject:package];
8871             ++changes;
8872         }
8873     }
8874
8875     NSLog(@"changes:#%u", changes);
8876
8877     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8878     if (changes != 0) {
8879         _trace();
8880         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8881         [changesItem setBadgeValue:badge];
8882         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8883         [self setApplicationIconBadgeNumber:changes];
8884     } else {
8885         _trace();
8886         [changesItem setBadgeValue:nil];
8887         [changesItem setAnimatedBadge:NO];
8888         [self setApplicationIconBadgeNumber:0];
8889     }
8890
8891     [self _updateData];
8892
8893     [self refreshIfPossible];
8894 }
8895
8896 - (void) updateData {
8897     [self _updateData];
8898 }
8899
8900 - (void) update_ {
8901     [database_ update];
8902 }
8903
8904 - (void) syncData {
8905     [self _saveConfig];
8906
8907     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8908     _assert(file != NULL);
8909
8910     for (NSString *key in [Sources_ allKeys]) {
8911         NSDictionary *source([Sources_ objectForKey:key]);
8912
8913         fprintf(file, "%s %s %s\n",
8914             [[source objectForKey:@"Type"] UTF8String],
8915             [[source objectForKey:@"URI"] UTF8String],
8916             [[source objectForKey:@"Distribution"] UTF8String]
8917         );
8918     }
8919
8920     fclose(file);
8921
8922     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8923     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8924     if (IsWildcat_)
8925         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8926     [tabbar_ presentModalViewController:navigation animated:YES];
8927
8928     [progress
8929         detachNewThreadSelector:@selector(update_)
8930         toTarget:self
8931         withObject:nil
8932         title:UCLocalize("UPDATING_SOURCES")
8933     ];
8934 }
8935
8936 - (void) addTrivialSource:(NSString *)href {
8937     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8938         @"deb", @"Type",
8939         href, @"URI",
8940         @"./", @"Distribution",
8941     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8942
8943     Changed_ = true;
8944 }
8945
8946 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8947     @synchronized (self) {
8948         [self _reloadDataWithInvocation:invocation];
8949     }
8950 }
8951
8952 - (void) reloadData {
8953     [self reloadDataWithInvocation:nil];
8954 }
8955
8956 - (void) resolve {
8957     pkgProblemResolver *resolver = [database_ resolver];
8958
8959     resolver->InstallProtect();
8960     if (!resolver->Resolve(true))
8961         _error->Discard();
8962 }
8963
8964 - (bool) perform {
8965     // XXX: this is a really crappy way of doing this.
8966     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8967     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8968     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8969     if ([tabbar_ updating])
8970         [tabbar_ cancelUpdate];
8971
8972     if (![database_ prepare])
8973         return false;
8974
8975     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8976     [page setDelegate:self];
8977     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8978     [confirm_ setDelegate:self];
8979
8980     if (IsWildcat_)
8981         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8982     [tabbar_ presentModalViewController:confirm_ animated:YES];
8983
8984     return true;
8985 }
8986
8987 - (void) queue {
8988     @synchronized (self) {
8989         [self perform];
8990     }
8991 }
8992
8993 - (void) clearPackage:(Package *)package {
8994     @synchronized (self) {
8995         [package clear];
8996         [self resolve];
8997         [self perform];
8998     }
8999 }
9000
9001 - (void) installPackages:(NSArray *)packages {
9002     @synchronized (self) {
9003         for (Package *package in packages)
9004             [package install];
9005         [self resolve];
9006         [self perform];
9007     }
9008 }
9009
9010 - (void) installPackage:(Package *)package {
9011     @synchronized (self) {
9012         [package install];
9013         [self resolve];
9014         [self perform];
9015     }
9016 }
9017
9018 - (void) removePackage:(Package *)package {
9019     @synchronized (self) {
9020         [package remove];
9021         [self resolve];
9022         [self perform];
9023     }
9024 }
9025
9026 - (void) distUpgrade {
9027     @synchronized (self) {
9028         if (![database_ upgrade])
9029             return;
9030         [self perform];
9031     }
9032 }
9033
9034 - (void) complete {
9035     @synchronized (self) {
9036         [self _reloadDataWithInvocation:nil];
9037     }
9038 }
9039
9040 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9041     Queuing_ = false;
9042
9043     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9044
9045     if (navigation != nil) {
9046         [navigation pushViewController:progress animated:YES];
9047     } else {
9048         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9049         if (IsWildcat_)
9050             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9051         [tabbar_ presentModalViewController:navigation animated:YES];
9052     }
9053
9054     [progress
9055         detachNewThreadSelector:@selector(perform)
9056         toTarget:database_
9057         withObject:nil
9058         title:UCLocalize("RUNNING")
9059     ];
9060
9061     ++locked_;
9062 }
9063
9064 - (void) progressControllerIsComplete:(ProgressController *)progress {
9065     --locked_;
9066     [self complete];
9067 }
9068
9069 - (void) showSettings {
9070     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9071     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9072     if (IsWildcat_)
9073         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9074     [tabbar_ presentModalViewController:nav animated:YES];
9075 }
9076
9077 - (void) retainNetworkActivityIndicator {
9078     if (activity_++ == 0)
9079         [self setNetworkActivityIndicatorVisible:YES];
9080 }
9081
9082 - (void) releaseNetworkActivityIndicator {
9083     if (--activity_ == 0)
9084         [self setNetworkActivityIndicatorVisible:NO];
9085 }
9086
9087 - (void) cancelAndClear:(bool)clear {
9088     @synchronized (self) {
9089         if (clear) {
9090             [database_ clear];
9091             Queuing_ = false;
9092         } else {
9093             Queuing_ = true;
9094         }
9095
9096         [self _updateData];
9097     }
9098 }
9099
9100 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9101     NSString *context([alert context]);
9102
9103     if ([context isEqualToString:@"fixhalf"]) {
9104         if (button == [alert cancelButtonIndex]) {
9105             @synchronized (self) {
9106                 for (Package *broken in broken_) {
9107                     [broken remove];
9108
9109                     NSString *id = [broken id];
9110                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9111                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9112                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9113                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9114                 }
9115
9116                 [self resolve];
9117                 [self perform];
9118             }
9119         } else if (button == [alert firstOtherButtonIndex]) {
9120             [broken_ removeAllObjects];
9121             [self _loaded];
9122         }
9123
9124         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9125     } else if ([context isEqualToString:@"upgrade"]) {
9126         if (button == [alert firstOtherButtonIndex]) {
9127             @synchronized (self) {
9128                 for (Package *essential in essential_)
9129                     [essential install];
9130
9131                 [self resolve];
9132                 [self perform];
9133             }
9134         } else if (button == [alert firstOtherButtonIndex] + 1) {
9135             [self distUpgrade];
9136         } else if (button == [alert cancelButtonIndex]) {
9137             Ignored_ = YES;
9138         }
9139
9140         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9141     }
9142 }
9143
9144 - (void) system:(NSString *)command { _pooled
9145     _trace();
9146     system([command UTF8String]);
9147     _trace();
9148 }
9149
9150 - (void) applicationWillSuspend {
9151     [database_ clean];
9152     [super applicationWillSuspend];
9153 }
9154
9155 - (BOOL) isSafeToSuspend {
9156     // Use external process status API internally.
9157     // This is probably a really bad idea.
9158     // XXX: what is the point of this? does this solve anything at all?
9159     uint64_t status = 0;
9160     int notify_token;
9161     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9162         notify_get_state(notify_token, &status);
9163         notify_cancel(notify_token);
9164     }
9165
9166     return locked_ == 0 && status == 0;
9167 }
9168
9169 - (void) applicationSuspend:(__GSEvent *)event {
9170     if ([self isSafeToSuspend])
9171         [super applicationSuspend:event];
9172 }
9173
9174 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9175     if ([self isSafeToSuspend])
9176         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9177 }
9178
9179 - (void) _setSuspended:(BOOL)value {
9180     if ([self isSafeToSuspend])
9181         [super _setSuspended:value];
9182 }
9183
9184 - (UIProgressHUD *) addProgressHUD {
9185     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9186     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9187
9188     [window_ setUserInteractionEnabled:NO];
9189     [hud show:YES];
9190
9191     UIViewController *target = tabbar_;
9192     while ([target modalViewController] != nil) target = [target modalViewController];
9193     [[target view] addSubview:hud];
9194
9195     ++locked_;
9196     return hud;
9197 }
9198
9199 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9200     [hud show:NO];
9201     [hud removeFromSuperview];
9202     [window_ setUserInteractionEnabled:YES];
9203     --locked_;
9204 }
9205
9206 - (CYViewController *) pageForPackage:(NSString *)name {
9207     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9208 }
9209
9210 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9211     NSString *scheme([[url scheme] lowercaseString]);
9212     if ([[url absoluteString] length] <= [scheme length] + 3)
9213         return nil;
9214     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9215     NSArray *components([path pathComponents]);
9216
9217     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9218         return [self pageForPackage:[components objectAtIndex:1]];
9219
9220     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9221         return nil;
9222
9223     NSString *base([components objectAtIndex:0]);
9224
9225     CYViewController *controller = nil;
9226
9227     if ([base isEqualToString:@"url"]) {
9228         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9229         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9230         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9231     } else if (!external && [components count] == 1) {
9232         if ([base isEqualToString:@"manage"]) {
9233             controller = [[[ManageController alloc] init] autorelease];
9234         }
9235
9236         if ([base isEqualToString:@"sources"]) {
9237             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9238         }
9239
9240         if ([base isEqualToString:@"home"]) {
9241             controller = [[[HomeController alloc] init] autorelease];
9242         }
9243
9244         if ([base isEqualToString:@"sections"]) {
9245             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9246         }
9247
9248         if ([base isEqualToString:@"search"]) {
9249             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9250         }
9251
9252         if ([base isEqualToString:@"changes"]) {
9253             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9254         }
9255
9256         if ([base isEqualToString:@"installed"]) {
9257             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9258         }
9259     } else if ([components count] == 2) {
9260         NSString *argument = [components objectAtIndex:1];
9261
9262         if ([base isEqualToString:@"package"]) {
9263             controller = [self pageForPackage:argument];
9264         }
9265
9266         if (!external && [base isEqualToString:@"search"]) {
9267             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9268             [(SearchController *)controller setSearchTerm:argument];
9269         }
9270
9271         if (!external && [base isEqualToString:@"sections"]) {
9272             if ([argument isEqualToString:@"all"])
9273                 argument = nil;
9274             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9275         }
9276
9277         if (!external && [base isEqualToString:@"sources"]) {
9278             if ([argument isEqualToString:@"add"]) {
9279                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9280                 [(SourcesController *)controller showAddSourcePrompt];
9281             } else {
9282                 Source *source = [database_ sourceWithKey:argument];
9283                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9284             }
9285         }
9286
9287         if (!external && [base isEqualToString:@"launch"]) {
9288             [self launchApplicationWithIdentifier:argument suspended:NO];
9289             return nil;
9290         }
9291     } else if (!external && [components count] == 3) {
9292         NSString *arg1 = [components objectAtIndex:1];
9293         NSString *arg2 = [components objectAtIndex:2];
9294
9295         if ([base isEqualToString:@"package"]) {
9296             if ([arg2 isEqualToString:@"settings"]) {
9297                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9298             } else if ([arg2 isEqualToString:@"files"]) {
9299                 if (Package *package = [database_ packageWithName:arg1]) {
9300                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9301                     [(FileTable *)controller setPackage:package];
9302                 }
9303             }
9304         }
9305     }
9306
9307     [controller setDelegate:self];
9308     return controller;
9309 }
9310
9311 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9312     CYViewController *page([self pageForURL:url forExternal:external]);
9313
9314     if (page != nil) {
9315         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9316         [nav setViewControllers:[NSArray arrayWithObject:page]];
9317         [tabbar_ setUnselectedViewController:nav];
9318     }
9319
9320     return page != nil;
9321 }
9322
9323 - (void) applicationOpenURL:(NSURL *)url {
9324     [super applicationOpenURL:url];
9325
9326     if (!loaded_) starturl_ = [url retain];
9327     else [self openCydiaURL:url forExternal:YES];
9328 }
9329
9330 - (void) applicationWillResignActive:(UIApplication *)application {
9331     // Stop refreshing if you get a phone call or lock the device.
9332     if ([tabbar_ updating])
9333         [tabbar_ cancelUpdate];
9334
9335     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9336         [super applicationWillResignActive:application];
9337 }
9338
9339 - (void) applicationWillTerminate:(UIApplication *)application {
9340     Changed_ = true;
9341     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9342     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9343     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9344
9345     [self _saveConfig];
9346 }
9347
9348 - (void) addStashController {
9349     ++locked_;
9350     stash_ = [[StashController alloc] init];
9351     [window_ addSubview:[stash_ view]];
9352 }
9353
9354 - (void) removeStashController {
9355     [[stash_ view] removeFromSuperview];
9356     [stash_ release];
9357     --locked_;
9358 }
9359
9360 - (void) stash {
9361     [self setIdleTimerDisabled:YES];
9362
9363     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9364     [self setStatusBarShowsProgress:YES];
9365     UpdateExternalStatus(1);
9366
9367     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9368
9369     UpdateExternalStatus(0);
9370     [self setStatusBarShowsProgress:NO];
9371
9372     [self removeStashController];
9373
9374     if (ExecFork() == 0) {
9375         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9376         perror("launchctl stop");
9377     }
9378 }
9379
9380 - (void) setupViewControllers {
9381     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9382
9383     NSMutableArray *items([NSMutableArray arrayWithObjects:
9384         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9385         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9386         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9387         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9388     nil]);
9389
9390     if (IsWildcat_) {
9391         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9392         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9393     } else {
9394         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9395     }
9396
9397     NSMutableArray *controllers([NSMutableArray array]);
9398     for (UITabBarItem *item in items) {
9399         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9400         [controller setTabBarItem:item];
9401         [controllers addObject:controller];
9402     }
9403     [tabbar_ setViewControllers:controllers];
9404
9405     [tabbar_ setUpdateDelegate:self];
9406 }
9407
9408 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9409     static CYEmulatedLoadingController *fake = nil;
9410
9411     if (view != nil) {
9412         if (fake == nil)
9413             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9414         [view addSubview:[fake view]];
9415     } else {
9416         [[fake view] removeFromSuperview];
9417         [fake release];
9418         fake = nil;
9419     }
9420
9421     return fake;
9422 }
9423
9424 - (void) applicationDidFinishLaunching:(id)unused {
9425 _trace();
9426     CydiaApp = self;
9427
9428     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9429         [self setApplicationSupportsShakeToEdit:NO];
9430
9431     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9432         initWithMemoryCapacity:524288
9433         diskCapacity:10485760
9434         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9435     ] autorelease]];
9436
9437     [CYBrowserController _initialize];
9438
9439     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9440
9441     Font12_ = [[UIFont systemFontOfSize:12] retain];
9442     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9443     Font14_ = [[UIFont systemFontOfSize:14] retain];
9444     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9445     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9446
9447     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9448     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9449
9450     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9451     [window_ orderFront:self];
9452     [window_ makeKey:self];
9453     [window_ setHidden:NO];
9454
9455     if (
9456         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9457         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9458         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9459         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9460         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9461         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9462         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9463         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9464         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9465         false
9466     ) {
9467         [self addStashController];
9468         // XXX: this would be much cleaner as a yieldToSelector:
9469         // that way the removeStashController could happen right here inline
9470         // we also could no longer require the useless stash_ field anymore
9471         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9472         return;
9473     }
9474
9475     database_ = [Database sharedInstance];
9476
9477     [window_ setUserInteractionEnabled:NO];
9478     [self setupViewControllers];
9479     [self showEmulatedLoadingControllerInView:window_];
9480
9481     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9482 _trace();
9483 }
9484
9485 - (void) loadData {
9486 _trace();
9487     if (Role_ == nil) {
9488         [window_ setUserInteractionEnabled:YES];
9489
9490         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9491         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9492         if (IsWildcat_)
9493             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9494         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9495
9496         return;
9497     } else {
9498         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9499             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9500         [window_ setUserInteractionEnabled:NO];
9501     }
9502
9503     [self reloadData];
9504     PrintTimes();
9505
9506     [window_ addSubview:[tabbar_ view]];
9507     [self showEmulatedLoadingControllerInView:nil];
9508     [window_ setUserInteractionEnabled:YES];
9509
9510     int selectedIndex = 0;
9511     NSMutableArray *items = nil;
9512
9513     bool recently = false;
9514     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9515     if (closed != nil) {
9516         NSTimeInterval interval([closed timeIntervalSinceNow]);
9517         // XXX: Is 15 minutes the optimal time here?
9518         if (interval <= 0 && interval > -(15*60))
9519             recently = true;
9520     }
9521
9522     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9523     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9524
9525     BOOL enough = YES;
9526     for (NSArray *entry in items)
9527         if ([entry count] <= 0)
9528             enough = NO;
9529
9530     if (!recently || !items || !enough) {
9531         selectedIndex = 0;
9532         items = [NSMutableArray array];
9533         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9534         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9535         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9536         if (!IsWildcat_) {
9537             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9538         } else {
9539             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9540             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9541         }
9542         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9543     }
9544
9545     [tabbar_ setSelectedIndex:selectedIndex];
9546     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9547         NSArray *stack = [items objectAtIndex:tab];
9548         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9549         NSMutableArray *current = [NSMutableArray array];
9550
9551         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9552             NSString *addr = [stack objectAtIndex:nav];
9553             NSURL *url = [NSURL URLWithString:addr];
9554             CYViewController *page = [self pageForURL:url forExternal:NO];
9555             if (page != nil)
9556                 [current addObject:page];
9557         }
9558
9559         [navigation setViewControllers:current];
9560     }
9561
9562     // (Try to) show the startup URL.
9563     if (starturl_ != nil) {
9564         [self openCydiaURL:starturl_ forExternal:NO];
9565         [starturl_ release];
9566         starturl_ = nil;
9567     }
9568 }
9569
9570 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9571     if (item != nil && IsWildcat_) {
9572         [sheet showFromBarButtonItem:item animated:YES];
9573     } else {
9574         [sheet showInView:window_];
9575     }
9576 }
9577
9578 @end
9579
9580 /*IMP alloc_;
9581 id Alloc_(id self, SEL selector) {
9582     id object = alloc_(self, selector);
9583     lprintf("[%s]A-%p\n", self->isa->name, object);
9584     return object;
9585 }*/
9586
9587 /*IMP dealloc_;
9588 id Dealloc_(id self, SEL selector) {
9589     id object = dealloc_(self, selector);
9590     lprintf("[%s]D-%p\n", self->isa->name, object);
9591     return object;
9592 }*/
9593
9594 Class $WebDefaultUIKitDelegate;
9595
9596 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9597     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9598         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9599     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9600 }
9601
9602 static NSNumber *shouldPlayKeyboardSounds;
9603
9604 Class $UIHardware;
9605
9606 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9607     switch (sound) {
9608         case 1104: // Keyboard Button Clicked
9609         case 1105: // Keyboard Delete Repeated
9610             if (shouldPlayKeyboardSounds == nil) {
9611                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9612                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9613             }
9614
9615             if (![shouldPlayKeyboardSounds boolValue])
9616                 break;
9617
9618         default:
9619             _UIHardware$_playSystemSound$(self, _cmd, sound);
9620     }
9621 }
9622
9623 Class $UIApplication;
9624
9625 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9626     static BOOL initialized = NO;
9627     static BOOL started = NO;
9628
9629     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9630     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9631
9632     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9633         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9634         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9635         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9636
9637         if (initialized && !enabled) {
9638             initialized = NO;
9639             [bundle performSelector:@selector(_accessibilityStopServer)];
9640         } else if (enabled) {
9641             initialized = YES;
9642             if (!started) {
9643                 started = YES;
9644                 [bundle performSelector:@selector(_accessibilityStartServer)];
9645             }
9646         }
9647     }
9648 }
9649
9650 int main(int argc, char *argv[]) { _pooled
9651     _trace();
9652
9653     if (Class $UIDevice = objc_getClass("UIDevice")) {
9654         UIDevice *device([$UIDevice currentDevice]);
9655         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9656     } else
9657         IsWildcat_ = false;
9658
9659     UIScreen *screen([UIScreen mainScreen]);
9660     if ([screen respondsToSelector:@selector(scale)])
9661         ScreenScale_ = [screen scale];
9662     else
9663         ScreenScale_ = 1;
9664
9665     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9666     if (ScreenScale_ > 1)
9667         [parts addObject:@"@2x"];
9668     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9669     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9670
9671     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9672
9673     /* Library Hacks {{{ */
9674     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9675
9676     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9677     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9678     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9679         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9680         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9681     }
9682
9683     $UIHardware = objc_getClass("UIHardware");
9684     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9685     if (UIHardware$_playSystemSound$ != NULL) {
9686         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9687         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9688     }
9689
9690     $UIApplication = objc_getClass("UIApplication");
9691     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9692     if (UIApplication$_updateApplicationAccessibility != NULL) {
9693         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9694         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9695     }
9696     /* }}} */
9697     /* Set Locale {{{ */
9698     Locale_ = CFLocaleCopyCurrent();
9699     Languages_ = [NSLocale preferredLanguages];
9700     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9701     //NSLog(@"%@", [Languages_ description]);
9702
9703     const char *lang;
9704     if (Languages_ == nil || [Languages_ count] == 0)
9705         // XXX: consider just setting to C and then falling through?
9706         lang = NULL;
9707     else {
9708         lang = [[Languages_ objectAtIndex:0] UTF8String];
9709         setenv("LANG", lang, true);
9710     }
9711
9712     //std::setlocale(LC_ALL, lang);
9713     NSLog(@"Setting Language: %s", lang);
9714     /* }}} */
9715
9716     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9717
9718     /* Parse Arguments {{{ */
9719     bool substrate(false);
9720
9721     if (argc != 0) {
9722         char **args(argv);
9723         int arge(1);
9724
9725         for (int argi(1); argi != argc; ++argi)
9726             if (strcmp(argv[argi], "--") == 0) {
9727                 arge = argi;
9728                 argv[argi] = argv[0];
9729                 argv += argi;
9730                 argc -= argi;
9731                 break;
9732             }
9733
9734         for (int argi(1); argi != arge; ++argi)
9735             if (strcmp(args[argi], "--substrate") == 0)
9736                 substrate = true;
9737             else
9738                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9739     }
9740     /* }}} */
9741
9742     App_ = [[NSBundle mainBundle] bundlePath];
9743     Home_ = NSHomeDirectory();
9744     Advanced_ = YES;
9745
9746     setuid(0);
9747     setgid(0);
9748
9749     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9750     alloc_ = alloc->method_imp;
9751     alloc->method_imp = (IMP) &Alloc_;*/
9752
9753     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9754     dealloc_ = dealloc->method_imp;
9755     dealloc->method_imp = (IMP) &Dealloc_;*/
9756
9757     /* System Information {{{ */
9758     size_t size;
9759
9760     int maxproc;
9761     size = sizeof(maxproc);
9762     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9763         perror("sysctlbyname(\"kern.maxproc\", ?)");
9764     else if (maxproc < 64) {
9765         maxproc = 64;
9766         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9767             perror("sysctlbyname(\"kern.maxproc\", #)");
9768     }
9769
9770     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9771     char *osversion = new char[size];
9772     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9773         perror("sysctlbyname(\"kern.osversion\", ?)");
9774     else
9775         System_ = [NSString stringWithUTF8String:osversion];
9776
9777     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9778     char *machine = new char[size];
9779     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9780         perror("sysctlbyname(\"hw.machine\", ?)");
9781     else
9782         Machine_ = machine;
9783
9784     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9785         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9786             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9787                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9788                 CFRelease(serial);
9789             }
9790
9791             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9792                 NSData *data((NSData *) ecid);
9793                 size_t length([data length]);
9794                 uint8_t bytes[length];
9795                 [data getBytes:bytes];
9796                 char string[length * 2 + 1];
9797                 for (size_t i(0); i != length; ++i)
9798                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9799                 ChipID_ = [NSString stringWithUTF8String:string];
9800                 CFRelease(ecid);
9801             }
9802
9803             IOObjectRelease(service);
9804         }
9805     }
9806
9807     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9808
9809     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9810     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9811     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9812
9813     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9814     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9815     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9816
9817     if (mcc != NULL && mnc != NULL)
9818         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9819
9820     if (mnc != NULL)
9821         CFRelease(mnc);
9822     if (mcc != NULL)
9823         CFRelease(mcc);
9824
9825     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9826         Build_ = [system objectForKey:@"ProductBuildVersion"];
9827     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9828         Product_ = [info objectForKey:@"SafariProductVersion"];
9829         Safari_ = [info objectForKey:@"CFBundleVersion"];
9830     }
9831     /* }}} */
9832     /* Load Database {{{ */
9833     _trace();
9834     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9835     _trace();
9836     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9837
9838     if (Metadata_ == NULL)
9839         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9840     else {
9841         Settings_ = [Metadata_ objectForKey:@"Settings"];
9842
9843         Packages_ = [Metadata_ objectForKey:@"Packages"];
9844         Sections_ = [Metadata_ objectForKey:@"Sections"];
9845         Sources_ = [Metadata_ objectForKey:@"Sources"];
9846
9847         Token_ = [Metadata_ objectForKey:@"Token"];
9848     }
9849
9850     if (Settings_ != nil)
9851         Role_ = [Settings_ objectForKey:@"Role"];
9852
9853     if (Sections_ == nil) {
9854         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9855         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9856     }
9857
9858     if (Sources_ == nil) {
9859         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9860         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9861     }
9862     /* }}} */
9863
9864     _trace();
9865     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9866     _trace();
9867
9868     if (Packages_ != nil) {
9869         bool fail(false);
9870         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9871         _trace();
9872
9873         if (!fail) {
9874             [Metadata_ removeObjectForKey:@"Packages"];
9875             Packages_ = nil;
9876             Changed_ = true;
9877         }
9878     }
9879
9880     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9881
9882 #define MobileSubstrate_(name) \
9883     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9884         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9885
9886     MobileSubstrate_(Activator)
9887     MobileSubstrate_(libstatusbar)
9888     MobileSubstrate_(SimulatedKeyEvents)
9889     MobileSubstrate_(WinterBoard)
9890
9891     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9892         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9893
9894     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9895
9896     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9897         unlink("/tmp/.cydia.fw");
9898         goto firmware;
9899     } else if (access("/User", F_OK) != 0 || version < 2) {
9900       firmware:
9901         _trace();
9902         system("/usr/libexec/cydia/firmware.sh");
9903         _trace();
9904     }
9905
9906     _assert([[NSFileManager defaultManager]
9907         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9908         withIntermediateDirectories:YES
9909         attributes:nil
9910         error:NULL
9911     ]);
9912
9913     if (access("/tmp/cydia.chk", F_OK) == 0) {
9914         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9915             _assert(errno == ENOENT);
9916         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9917             _assert(errno == ENOENT);
9918     }
9919
9920     /* APT Initialization {{{ */
9921     _assert(pkgInitConfig(*_config));
9922     _assert(pkgInitSystem(*_config, _system));
9923
9924     if (lang != NULL)
9925         _config->Set("APT::Acquire::Translation", lang);
9926
9927     // XXX: this timeout might be important :(
9928     //_config->Set("Acquire::http::Timeout", 15);
9929
9930     _config->Set("Acquire::http::MaxParallel", 3);
9931     /* }}} */
9932     /* Color Choices {{{ */
9933     space_ = CGColorSpaceCreateDeviceRGB();
9934
9935     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9936     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9937     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9938     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9939     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9940     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9941     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9942     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9943     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9944
9945     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9946     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9947     /* }}}*/
9948     /* UIKit Configuration {{{ */
9949     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9950     if ($GSFontSetUseLegacyFontMetrics != NULL)
9951         $GSFontSetUseLegacyFontMetrics(YES);
9952
9953     // XXX: I have a feeling this was important
9954     //UIKeyboardDisableAutomaticAppearance();
9955     /* }}} */
9956
9957     Colon_ = UCLocalize("COLON_DELIMITED");
9958     Elision_ = UCLocalize("ELISION");
9959     Error_ = UCLocalize("ERROR");
9960     Warning_ = UCLocalize("WARNING");
9961
9962     _trace();
9963     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9964
9965     CGColorSpaceRelease(space_);
9966     CFRelease(Locale_);
9967
9968     return value;
9969 }