MobileCydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2011  Jay Freeman (saurik)
   3 */
   4
   5 /* Modified BSD License {{{ */
   6 /*
   7  *        Redistribution and use in source and binary
   8  * forms, with or without modification, are permitted
   9  * provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the
  12  *    above copyright notice, this list of conditions
  13  *    and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the
  15  *    above copyright notice, this list of conditions
  16  *    and the following disclaimer in the documentation
  17  *    and/or other materials provided with the
  18  *    distribution.
  19  * 3. The name of the author may not be used to endorse
  20  *    or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  25  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  28  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  33  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  34  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  35  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  36  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  37 */
  38 /* }}} */
  39
  40 // XXX: wtf/FastMalloc.h... wtf?
  41 #define USE_SYSTEM_MALLOC 1
  42
  43 /* #include Directives {{{ */
  44 #include "UICaboodle/UCPlatform.h"
  45 #include "UICaboodle/UCLocalize.h"
  46
  47 #include <objc/objc.h>
  48 #include <objc/runtime.h>
  49
  50 #include <CoreGraphics/CoreGraphics.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #include <SystemConfiguration/SystemConfiguration.h>
  63
  64 #include <UIKit/UIKit.h>
  65 #include "iPhonePrivate.h"
  66
  67 #include <IOKit/IOKitLib.h>
  68
  69 #include <WebCore/WebCoreThread.h>
  70
  71 #include <algorithm>
  72 #include <iomanip>
  73 #include <sstream>
  74 #include <string>
  75
  76 #include <ext/stdio_filebuf.h>
  77
  78 #undef ABS
  79
  80 #include <apt-pkg/acquire.h>
  81 #include <apt-pkg/acquire-item.h>
  82 #include <apt-pkg/algorithms.h>
  83 #include <apt-pkg/cachefile.h>
  84 #include <apt-pkg/clean.h>
  85 #include <apt-pkg/configuration.h>
  86 #include <apt-pkg/debindexfile.h>
  87 #include <apt-pkg/debmetaindex.h>
  88 #include <apt-pkg/error.h>
  89 #include <apt-pkg/init.h>
  90 #include <apt-pkg/mmap.h>
  91 #include <apt-pkg/pkgrecords.h>
  92 #include <apt-pkg/sha1.h>
  93 #include <apt-pkg/sourcelist.h>
  94 #include <apt-pkg/sptr.h>
  95 #include <apt-pkg/strutl.h>
  96 #include <apt-pkg/tagfile.h>
  97
  98 #include <apr-1/apr_pools.h>
  99
 100 #include <sys/types.h>
 101 #include <sys/stat.h>
 102 #include <sys/sysctl.h>
 103 #include <sys/param.h>
 104 #include <sys/mount.h>
 105 #include <sys/reboot.h>
 106
 107 #include <fcntl.h>
 108 #include <notify.h>
 109 #include <dlfcn.h>
 110
 111 extern "C" {
 112 #include <mach-o/nlist.h>
 113 }
 114
 115 #include <cstdio>
 116 #include <cstdlib>
 117 #include <cstring>
 118
 119 #include <errno.h>
 120 #include <pcre.h>
 121
 122 #include <Cytore.hpp>
 123
 124 #include "UICaboodle/BrowserView.h"
 125 #include "SDURLCache/SDURLCache.h"
 126
 127 #include "substrate.h"
 128 /* }}} */
 129
 130 /* Profiler {{{ */
 131 struct timeval _ltv;
 132 bool _itv;
 133
 134 #define _timestamp ({ \
 135     struct timeval tv; \
 136     gettimeofday(&tv, NULL); \
 137     tv.tv_sec * 1000000 + tv.tv_usec; \
 138 })
 139
 140 typedef std::vector<class ProfileTime *> TimeList;
 141 TimeList times_;
 142
 143 class ProfileTime {
 144   private:
 145     const char *name_;
 146     uint64_t total_;
 147     uint64_t count_;
 148
 149   public:
 150     ProfileTime(const char *name) :
 151         name_(name),
 152         total_(0)
 153     {
 154         times_.push_back(this);
 155     }
 156
 157     void AddTime(uint64_t time) {
 158         total_ += time;
 159         ++count_;
 160     }
 161
 162     void Print() {
 163         if (total_ != 0)
 164             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 165         total_ = 0;
 166         count_ = 0;
 167     }
 168 };
 169
 170 class ProfileTimer {
 171   private:
 172     ProfileTime &time_;
 173     uint64_t start_;
 174
 175   public:
 176     ProfileTimer(ProfileTime &time) :
 177         time_(time),
 178         start_(_timestamp)
 179     {
 180     }
 181
 182     ~ProfileTimer() {
 183         time_.AddTime(_timestamp - start_);
 184     }
 185 };
 186
 187 void PrintTimes() {
 188     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 189         (*i)->Print();
 190     std::cerr << "========" << std::endl;
 191 }
 192
 193 #define _profile(name) { \
 194     static ProfileTime name(#name); \
 195     ProfileTimer _ ## name(name);
 196
 197 #define _end }
 198 /* }}} */
 199
 200 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 201
 202 #define CYPoolStart() \
 203     NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
 204     do
 205 #define CYPoolEnd() \
 206     while (false); \
 207     [_pool release];
 208
 209 // Hash Functions/Structures {{{
 210 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 211
 212 union SplitHash {
 213     uint32_t u32;
 214     uint16_t u16[2];
 215 };
 216 // }}}
 217
 218 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 219
 220 static _finline NSString *CydiaURL(NSString *path) {
 221     char page[25];
 222     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = ':';
 223     page[5] = '/'; page[6] = '/'; page[7] = 'c'; page[8] = 'y'; page[9] = 'd';
 224     page[10] = 'i'; page[11] = 'a'; page[12] = '.'; page[13] = 's'; page[14] = 'a';
 225     page[15] = 'u'; page[16] = 'r'; page[17] = 'i'; page[18] = 'k'; page[19] = '.';
 226     page[20] = 'c'; page[21] = 'o'; page[22] = 'm'; page[23] = '/'; page[24] = '\0';
 227     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 228 }
 229
 230 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 231     int notify_token;
 232     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 233         notify_set_state(notify_token, newStatus);
 234         notify_cancel(notify_token);
 235     }
 236     notify_post("com.saurik.Cydia.status");
 237 }
 238
 239 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 240 @interface NSObject (Cydia)
 241 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 242 - (id) yieldToSelector:(SEL)selector;
 243 @end
 244
 245 @implementation NSObject (Cydia)
 246
 247 - (void) doNothing {
 248 }
 249
 250 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 251     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 252     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 253     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 254
 255     /* XXX: deal with exceptions */
 256     id value([self performSelector:selector withObject:object]);
 257
 258     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 259     [context removeAllObjects];
 260     if ([signature methodReturnLength] != 0 && value != nil)
 261         [context addObject:value];
 262
 263     stopped = true;
 264
 265     [self
 266         performSelectorOnMainThread:@selector(doNothing)
 267         withObject:nil
 268         waitUntilDone:NO
 269     ];
 270 }
 271
 272 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 273     volatile bool stopped(false);
 274
 275     NSMutableArray *context([NSMutableArray arrayWithObjects:
 276         [NSValue valueWithPointer:selector],
 277         [NSValue valueWithNonretainedObject:object],
 278         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 279     nil]);
 280
 281     NSThread *thread([[[NSThread alloc]
 282         initWithTarget:self
 283         selector:@selector(_yieldToContext:)
 284         object:context
 285     ] autorelease]);
 286
 287     [thread start];
 288
 289     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 290     NSDate *future([NSDate distantFuture]);
 291
 292     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 293
 294     return [context count] == 0 ? nil : [context objectAtIndex:0];
 295 }
 296
 297 - (id) yieldToSelector:(SEL)selector {
 298     return [self yieldToSelector:selector withObject:nil];
 299 }
 300
 301 @end
 302 /* }}} */
 303
 304 /* Cydia Alert View {{{ */
 305 @interface CYAlertView : UIAlertView {
 306     unsigned button_;
 307 }
 308
 309 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 310
 311 @end
 312
 313 @implementation CYAlertView
 314
 315 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 316     if ((self = [super init]) != nil) {
 317         [self setTitle:title];
 318         [self setDelegate:self];
 319         for (NSString *button in buttons) [self addButtonWithTitle:button];
 320         [self setCancelButtonIndex:index];
 321     } return self;
 322 }
 323
 324 - (void) _updateFrameForDisplay {
 325     [super _updateFrameForDisplay];
 326     if ([self cancelButtonIndex] == -1) {
 327         NSArray *buttons = [self buttons];
 328         if ([buttons count]) {
 329             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 330             for (UIThreePartButton *button in buttons)
 331                 [button setBackground:background forState:0];
 332         }
 333     }
 334 }
 335
 336 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 337     button_ = buttonIndex + 1;
 338 }
 339
 340 - (void) dismiss {
 341     [self dismissWithClickedButtonIndex:-1 animated:YES];
 342 }
 343
 344 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 345     [self setRunsModal:YES];
 346     button_ = 0;
 347     [self show];
 348     return button_;
 349 }
 350
 351 @end
 352 /* }}} */
 353
 354 /* NSForcedOrderingSearch doesn't work on the iPhone */
 355 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 356 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 357 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 358
 359 #define lprintf(args...) fprintf(stderr, args)
 360
 361 #define ForRelease 1
 362 #define TraceLogging (1 && !ForRelease)
 363 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 364 #define ProfileTimes (0 && !ForRelease)
 365 #define ForSaurik (0 && !ForRelease)
 366 #define LogBrowser (0 && !ForRelease)
 367 #define TrackResize (0 && !ForRelease)
 368 #define ManualRefresh (1 && !ForRelease)
 369 #define ShowInternals (0 && !ForRelease)
 370 #define AlwaysReload (0 && !ForRelease)
 371 #define TryIndexedCollation (0 && !ForRelease)
 372
 373 #if !TraceLogging
 374 #undef _trace
 375 #define _trace(args...)
 376 #endif
 377
 378 #if !ProfileTimes
 379 #undef _profile
 380 #define _profile(name) {
 381 #undef _end
 382 #define _end }
 383 #define PrintTimes() do {} while (false)
 384 #endif
 385
 386 /* Radix Sort {{{ */
 387 typedef uint32_t (*SKRadixFunction)(id, void *);
 388
 389 @interface NSMutableArray (Radix)
 390 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 391 @end
 392
 393 struct RadixItem_ {
 394     size_t index;
 395     uint32_t key;
 396 };
 397
 398 @implementation NSMutableArray (Radix)
 399
 400 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 401     size_t count([self count]);
 402     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 403
 404     for (size_t i(0); i != count; ++i) {
 405         RadixItem_ &item(swap[i]);
 406         item.index = i;
 407
 408         id object([self objectAtIndex:i]);
 409         item.key = function(object, argument);
 410     }
 411
 412     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 413
 414     static const size_t width = 32;
 415     static const size_t bits = 11;
 416     static const size_t slots = 1 << bits;
 417     static const size_t passes = (width + (bits - 1)) / bits;
 418
 419     size_t *hist(new size_t[slots]);
 420
 421     for (size_t pass(0); pass != passes; ++pass) {
 422         memset(hist, 0, sizeof(size_t) * slots);
 423
 424         for (size_t i(0); i != count; ++i) {
 425             uint32_t key(lhs[i].key);
 426             key >>= pass * bits;
 427             key &= _not(uint32_t) >> width - bits;
 428             ++hist[key];
 429         }
 430
 431         size_t offset(0);
 432         for (size_t i(0); i != slots; ++i) {
 433             size_t local(offset);
 434             offset += hist[i];
 435             hist[i] = local;
 436         }
 437
 438         for (size_t i(0); i != count; ++i) {
 439             uint32_t key(lhs[i].key);
 440             key >>= pass * bits;
 441             key &= _not(uint32_t) >> width - bits;
 442             rhs[hist[key]++] = lhs[i];
 443         }
 444
 445         RadixItem_ *tmp(lhs);
 446         lhs = rhs;
 447         rhs = tmp;
 448     }
 449
 450     delete [] hist;
 451
 452     const void **values(new const void *[count]);
 453     for (size_t i(0); i != count; ++i)
 454         values[i] = [self objectAtIndex:lhs[i].index];
 455     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 456     delete [] values;
 457
 458     delete [] swap;
 459 }
 460
 461 @end
 462 /* }}} */
 463 /* Insertion Sort {{{ */
 464
 465 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 466     const char *ptr = (const char *)list;
 467     while (0 < count) {
 468         CFIndex half = count / 2;
 469         const char *probe = ptr + elementSize * half;
 470         CFComparisonResult cr = comparator(element, probe, context);
 471     if (0 == cr) return (probe - (const char *)list) / elementSize;
 472         ptr = (cr < 0) ? ptr : probe + elementSize;
 473         count = (cr < 0) ? half : (half + (count & 1) - 1);
 474     }
 475     return (ptr - (const char *)list) / elementSize;
 476 }
 477
 478 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 479     const char *ptr = (const char *)list;
 480     while (0 < count) {
 481         CFIndex half = count / 2;
 482         const char *probe = ptr + elementSize * half;
 483         CFComparisonResult cr = comparator(element, probe, context);
 484     if (0 == cr) return (probe - (const char *)list) / elementSize;
 485         ptr = (cr < 0) ? ptr : probe + elementSize;
 486         count = (cr < 0) ? half : (half + (count & 1) - 1);
 487     }
 488     return (ptr - (const char *)list) / elementSize;
 489 }
 490
 491 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 492     if (range.length == 0)
 493         return;
 494     const void **values(new const void *[range.length]);
 495     CFArrayGetValues(array, range, values);
 496
 497 #if HistogramInsertionSort > 0
 498     uint32_t total(0), *offsets(new uint32_t[range.length]);
 499 #endif
 500
 501     for (CFIndex index(1); index != range.length; ++index) {
 502         const void *value(values[index]);
 503         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 504         CFIndex correct(index);
 505         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 506 #if HistogramInsertionSort > 1
 507             NSLog(@"%@ < %@", value, values[correct - 1]);
 508 #endif
 509             if (--correct == 0)
 510                 break;
 511         }
 512         if (correct != index) {
 513             size_t offset(index - correct);
 514 #if HistogramInsertionSort
 515             total += offset;
 516             ++offsets[offset];
 517             if (offset > 10)
 518                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 519 #endif
 520             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 521             values[correct] = value;
 522         }
 523     }
 524
 525     CFArrayReplaceValues(array, range, values, range.length);
 526     delete [] values;
 527
 528 #if HistogramInsertionSort > 0
 529     for (CFIndex index(0); index != range.length; ++index)
 530         if (offsets[index] != 0)
 531             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 532     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 533     delete [] offsets;
 534 #endif
 535 }
 536
 537 /* }}} */
 538
 539 /* Apple Bug Fixes {{{ */
 540 @implementation UIWebDocumentView (Cydia)
 541
 542 - (void) _setScrollerOffset:(CGPoint)offset {
 543     UIScroller *scroller([self _scroller]);
 544
 545     CGSize size([scroller contentSize]);
 546     CGSize bounds([scroller bounds].size);
 547
 548     CGPoint max;
 549     max.x = size.width - bounds.width;
 550     max.y = size.height - bounds.height;
 551
 552     // wtf Apple?!
 553     if (max.x < 0)
 554         max.x = 0;
 555     if (max.y < 0)
 556         max.y = 0;
 557
 558     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 559     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 560
 561     [scroller setOffset:offset];
 562 }
 563
 564 @end
 565 /* }}} */
 566
 567 @implementation WebScriptObject (NSFastEnumeration)
 568
 569 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 570     size_t length([self count] - state->state);
 571     if (length <= 0)
 572         return 0;
 573     else if (length > count)
 574         length = count;
 575     for (size_t i(0); i != length; ++i)
 576         objects[i] = [self objectAtIndex:state->state++];
 577     state->itemsPtr = objects;
 578     state->mutationsPtr = (unsigned long *) self;
 579     return length;
 580 }
 581
 582 @end
 583
 584 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 585     size_t length([self length] - state->state);
 586     if (length <= 0)
 587         return 0;
 588     else if (length > count)
 589         length = count;
 590     for (size_t i(0); i != length; ++i)
 591         objects[i] = [self item:state->state++];
 592     state->itemsPtr = objects;
 593     state->mutationsPtr = (unsigned long *) self;
 594     return length;
 595 }
 596
 597 /* Cydia NSString Additions {{{ */
 598 @interface NSString (Cydia)
 599 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 600 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 601 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 602 - (NSComparisonResult) compareByPath:(NSString *)other;
 603 - (NSString *) stringByCachingURLWithCurrentCDN;
 604 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 605 @end
 606
 607 @implementation NSString (Cydia)
 608
 609 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 610     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 611 }
 612
 613 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 614     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 615     memcpy(data, bytes, length);
 616     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 617 }
 618
 619 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 620     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 621 }
 622
 623 - (NSComparisonResult) compareByPath:(NSString *)other {
 624     NSString *prefix = [self commonPrefixWithString:other options:0];
 625     size_t length = [prefix length];
 626
 627     NSRange lrange = NSMakeRange(length, [self length] - length);
 628     NSRange rrange = NSMakeRange(length, [other length] - length);
 629
 630     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 631     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 632
 633     NSComparisonResult value;
 634
 635     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 636         value = NSOrderedSame;
 637     else if (lrange.location == NSNotFound)
 638         value = NSOrderedAscending;
 639     else if (rrange.location == NSNotFound)
 640         value = NSOrderedDescending;
 641     else
 642         value = NSOrderedSame;
 643
 644     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 645         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 646     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 647         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 648
 649     NSComparisonResult result = [lpath compare:rpath];
 650     return result == NSOrderedSame ? value : result;
 651 }
 652
 653 - (NSString *) stringByCachingURLWithCurrentCDN {
 654     return [self
 655         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 656         withString:@"://cache.cydia.saurik.com/"
 657     ];
 658 }
 659
 660 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 661     return [(id)CFURLCreateStringByAddingPercentEscapes(
 662         kCFAllocatorDefault,
 663         (CFStringRef) self,
 664         NULL,
 665         CFSTR(";/?:@&=+$,"),
 666         kCFStringEncodingUTF8
 667     ) autorelease];
 668 }
 669
 670 @end
 671 /* }}} */
 672
 673 /* C++ NSString Wrapper Cache {{{ */
 674 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 675     return size == 0 ? NULL :
 676         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 677         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 678 }
 679
 680 static _finline CFStringRef CYStringCreate(const char *data) {
 681     return CYStringCreate(data, strlen(data));
 682 }
 683
 684 class CYString {
 685   private:
 686     char *data_;
 687     size_t size_;
 688     CFStringRef cache_;
 689
 690     _finline void clear_() {
 691         if (cache_ != NULL) {
 692             CFRelease(cache_);
 693             cache_ = NULL;
 694         }
 695     }
 696
 697   public:
 698     _finline bool empty() const {
 699         return size_ == 0;
 700     }
 701
 702     _finline size_t size() const {
 703         return size_;
 704     }
 705
 706     _finline char *data() const {
 707         return data_;
 708     }
 709
 710     _finline void clear() {
 711         size_ = 0;
 712         clear_();
 713     }
 714
 715     _finline CYString() :
 716         data_(0),
 717         size_(0),
 718         cache_(NULL)
 719     {
 720     }
 721
 722     _finline ~CYString() {
 723         clear_();
 724     }
 725
 726     void operator =(const CYString &rhs) {
 727         data_ = rhs.data_;
 728         size_ = rhs.size_;
 729
 730         if (rhs.cache_ == nil)
 731             cache_ = NULL;
 732         else
 733             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 734     }
 735
 736     void copy(apr_pool_t *pool) {
 737         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 738         memcpy(temp, data_, size_);
 739         temp[size_] = '\0';
 740         data_ = temp;
 741     }
 742
 743     void set(apr_pool_t *pool, const char *data, size_t size) {
 744         if (size == 0)
 745             clear();
 746         else {
 747             clear_();
 748
 749             data_ = const_cast<char *>(data);
 750             size_ = size;
 751
 752             if (pool != NULL)
 753                 copy(pool);
 754         }
 755     }
 756
 757     _finline void set(apr_pool_t *pool, const char *data) {
 758         set(pool, data, data == NULL ? 0 : strlen(data));
 759     }
 760
 761     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 762         set(pool, rhs.data(), rhs.size());
 763     }
 764
 765     bool operator ==(const CYString &rhs) const {
 766         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 767     }
 768
 769     _finline operator CFStringRef() {
 770         if (cache_ == NULL)
 771             cache_ = CYStringCreate(data_, size_);
 772         return cache_;
 773     }
 774
 775     _finline operator id() {
 776         return (NSString *) static_cast<CFStringRef>(*this);
 777     }
 778
 779     _finline operator const char *() {
 780         return reinterpret_cast<const char *>(data_);
 781     }
 782 };
 783 /* }}} */
 784 /* C++ NSString Algorithm Adapters {{{ */
 785 extern "C" {
 786     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 787 }
 788
 789 struct NSStringMapHash :
 790     std::unary_function<NSString *, size_t>
 791 {
 792     _finline size_t operator ()(NSString *value) const {
 793         return CFStringHashNSString((CFStringRef) value);
 794     }
 795 };
 796
 797 struct NSStringMapLess :
 798     std::binary_function<NSString *, NSString *, bool>
 799 {
 800     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 801         return [lhs compare:rhs] == NSOrderedAscending;
 802     }
 803 };
 804
 805 struct NSStringMapEqual :
 806     std::binary_function<NSString *, NSString *, bool>
 807 {
 808     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 809         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 810         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 811         //[lhs isEqualToString:rhs];
 812     }
 813 };
 814 /* }}} */
 815
 816 /* Perl-Compatible RegEx {{{ */
 817 class Pcre {
 818   private:
 819     pcre *code_;
 820     pcre_extra *study_;
 821     int capture_;
 822     int *matches_;
 823     const char *data_;
 824
 825   public:
 826     Pcre(const char *regex) :
 827         study_(NULL)
 828     {
 829         const char *error;
 830         int offset;
 831         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 832
 833         if (code_ == NULL) {
 834             lprintf("%d:%s\n", offset, error);
 835             _assert(false);
 836         }
 837
 838         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 839         matches_ = new int[(capture_ + 1) * 3];
 840     }
 841
 842     ~Pcre() {
 843         pcre_free(code_);
 844         delete matches_;
 845     }
 846
 847     NSString *operator [](size_t match) {
 848         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 849     }
 850
 851     bool operator ()(NSString *data) {
 852         // XXX: length is for characters, not for bytes
 853         return operator ()([data UTF8String], [data length]);
 854     }
 855
 856     bool operator ()(const char *data, size_t size) {
 857         data_ = data;
 858         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 859     }
 860 };
 861 /* }}} */
 862 /* Mime Addresses {{{ */
 863 @interface Address : NSObject {
 864     NSString *name_;
 865     NSString *address_;
 866 }
 867
 868 - (NSString *) name;
 869 - (NSString *) address;
 870
 871 - (void) setAddress:(NSString *)address;
 872
 873 + (Address *) addressWithString:(NSString *)string;
 874 - (Address *) initWithString:(NSString *)string;
 875
 876 @end
 877
 878 @implementation Address
 879
 880 - (void) dealloc {
 881     [name_ release];
 882     if (address_ != nil)
 883         [address_ release];
 884     [super dealloc];
 885 }
 886
 887 - (NSString *) name {
 888     return name_;
 889 }
 890
 891 - (NSString *) address {
 892     return address_;
 893 }
 894
 895 - (void) setAddress:(NSString *)address {
 896     if (address_ != nil)
 897         [address_ autorelease];
 898     if (address == nil)
 899         address_ = nil;
 900     else
 901         address_ = [address retain];
 902 }
 903
 904 + (Address *) addressWithString:(NSString *)string {
 905     return [[[Address alloc] initWithString:string] autorelease];
 906 }
 907
 908 + (NSArray *) _attributeKeys {
 909     return [NSArray arrayWithObjects:
 910         @"address",
 911         @"name",
 912     nil];
 913 }
 914
 915 - (NSArray *) attributeKeys {
 916     return [[self class] _attributeKeys];
 917 }
 918
 919 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 920     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 921 }
 922
 923 - (Address *) initWithString:(NSString *)string {
 924     if ((self = [super init]) != nil) {
 925         const char *data = [string UTF8String];
 926         size_t size = [string length];
 927
 928         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 929
 930         if (address_r(data, size)) {
 931             name_ = [address_r[1] retain];
 932             address_ = [address_r[2] retain];
 933         } else {
 934             name_ = [string retain];
 935             address_ = nil;
 936         }
 937     } return self;
 938 }
 939
 940 @end
 941 /* }}} */
 942 /* CoreGraphics Primitives {{{ */
 943 class CYColor {
 944   private:
 945     CGColorRef color_;
 946
 947     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 948         CGFloat color[] = {red, green, blue, alpha};
 949         return CGColorCreate(space, color);
 950     }
 951
 952   public:
 953     CYColor() :
 954         color_(NULL)
 955     {
 956     }
 957
 958     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 959         color_(Create_(space, red, green, blue, alpha))
 960     {
 961         Set(space, red, green, blue, alpha);
 962     }
 963
 964     void Clear() {
 965         if (color_ != NULL)
 966             CGColorRelease(color_);
 967     }
 968
 969     ~CYColor() {
 970         Clear();
 971     }
 972
 973     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 974         Clear();
 975         color_ = Create_(space, red, green, blue, alpha);
 976     }
 977
 978     operator CGColorRef() {
 979         return color_;
 980     }
 981 };
 982 /* }}} */
 983
 984 /* Random Global Variables {{{ */
 985 static const int PulseInterval_ = 50000;
 986
 987 static const NSString *UI_;
 988
 989 static int Finish_;
 990 static bool RestartSubstrate_;
 991 static NSArray *Finishes_;
 992
 993 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
 994 #define NotifyConfig_ "/etc/notify.conf"
 995
 996 static bool Queuing_;
 997
 998 static CYColor Blue_;
 999 static CYColor Blueish_;
1000 static CYColor Black_;
1001 static CYColor Off_;
1002 static CYColor White_;
1003 static CYColor Gray_;
1004 static CYColor Green_;
1005 static CYColor Purple_;
1006 static CYColor Purplish_;
1007
1008 static UIColor *InstallingColor_;
1009 static UIColor *RemovingColor_;
1010
1011 static NSString *App_;
1012 static NSString *Home_;
1013
1014 static BOOL Advanced_;
1015 static BOOL Ignored_;
1016
1017 static UIFont *Font12_;
1018 static UIFont *Font12Bold_;
1019 static UIFont *Font14_;
1020 static UIFont *Font18Bold_;
1021 static UIFont *Font22Bold_;
1022
1023 static const char *Machine_ = NULL;
1024 static NSString *System_ = nil;
1025 static NSString *SerialNumber_ = nil;
1026 static NSString *ChipID_ = nil;
1027 static NSString *Token_ = nil;
1028 static NSString *UniqueID_ = nil;
1029 static NSString *PLMN_ = nil;
1030 static NSString *Build_ = nil;
1031 static NSString *Product_ = nil;
1032 static NSString *Safari_ = nil;
1033
1034 static CFLocaleRef Locale_;
1035 static NSArray *Languages_;
1036 static CGColorSpaceRef space_;
1037
1038 static NSDictionary *SectionMap_;
1039 static NSMutableDictionary *Metadata_;
1040 static _transient NSMutableDictionary *Settings_;
1041 static _transient NSString *Role_;
1042 static _transient NSMutableDictionary *Packages_;
1043 static _transient NSMutableDictionary *Sections_;
1044 static _transient NSMutableDictionary *Sources_;
1045 static bool Changed_;
1046 static time_t now_;
1047
1048 bool IsWildcat_;
1049 static CGFloat ScreenScale_;
1050 /* }}} */
1051
1052 /* Display Helpers {{{ */
1053 inline float Interpolate(float begin, float end, float fraction) {
1054     return (end - begin) * fraction + begin;
1055 }
1056
1057 static _finline const char *StripVersion_(const char *version) {
1058     const char *colon(strchr(version, ':'));
1059     return colon == NULL ? version : colon + 1;
1060 }
1061
1062 NSString *LocalizeSection(NSString *section) {
1063     static Pcre title_r("^(.*?) \\((.*)\\)$");
1064     if (title_r(section)) {
1065         NSString *parent(title_r[1]);
1066         NSString *child(title_r[2]);
1067
1068         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1069             LocalizeSection(parent),
1070             LocalizeSection(child)
1071         ];
1072     }
1073
1074     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1075 }
1076
1077 NSString *Simplify(NSString *title) {
1078     const char *data = [title UTF8String];
1079     size_t size = [title length];
1080
1081     static Pcre square_r("^\\[(.*)\\]$");
1082     if (square_r(data, size))
1083         return Simplify(square_r[1]);
1084
1085     static Pcre paren_r("^\\((.*)\\)$");
1086     if (paren_r(data, size))
1087         return Simplify(paren_r[1]);
1088
1089     static Pcre title_r("^(.*?) \\((.*)\\)$");
1090     if (title_r(data, size))
1091         return Simplify(title_r[1]);
1092
1093     return title;
1094 }
1095 /* }}} */
1096
1097 NSString *GetLastUpdate() {
1098     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1099
1100     if (update == nil)
1101         return UCLocalize("NEVER_OR_UNKNOWN");
1102
1103     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1104     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1105
1106     CFRelease(formatter);
1107
1108     return [(NSString *) formatted autorelease];
1109 }
1110
1111 bool isSectionVisible(NSString *section) {
1112     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1113     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1114     return hidden == nil || ![hidden boolValue];
1115 }
1116
1117 @class Cydia;
1118
1119 /* Delegate Prototypes {{{ */
1120 @class Package;
1121 @class Source;
1122
1123 @interface NSObject (ProgressDelegate)
1124 @end
1125
1126 @protocol ProgressDelegate
1127 - (void) setProgressError:(NSString *)error withTitle:(NSString *)id;
1128 - (void) setProgressTitle:(NSString *)title;
1129 - (void) setProgressPercent:(NSNumber *)percent;
1130 - (void) startProgress;
1131 - (void) addProgressOutput:(NSString *)output;
1132 - (bool) isProgressCancelled;
1133 @end
1134
1135 @protocol ConfigurationDelegate
1136 - (void) repairWithSelector:(SEL)selector;
1137 - (void) setConfigurationData:(NSString *)data;
1138 @end
1139
1140 @class CYPackageController;
1141
1142 @protocol CydiaDelegate
1143 - (void) retainNetworkActivityIndicator;
1144 - (void) releaseNetworkActivityIndicator;
1145 - (void) clearPackage:(Package *)package;
1146 - (void) installPackage:(Package *)package;
1147 - (void) installPackages:(NSArray *)packages;
1148 - (void) removePackage:(Package *)package;
1149 - (void) beginUpdate;
1150 - (BOOL) updating;
1151 - (void) distUpgrade;
1152 - (void) loadData;
1153 - (void) updateData;
1154 - (void) syncData;
1155 - (void) addTrivialSource:(NSString *)href;
1156 - (void) showSettings;
1157 - (UIProgressHUD *) addProgressHUD;
1158 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1159 - (CYViewController *) pageForPackage:(NSString *)name;
1160 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1161 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1162 @end
1163
1164 static NSObject<CydiaDelegate> *CydiaApp;
1165 /* }}} */
1166
1167 /* Status Delegation {{{ */
1168 class Status :
1169     public pkgAcquireStatus
1170 {
1171   private:
1172     _transient NSObject<ProgressDelegate> *delegate_;
1173
1174   public:
1175     Status() :
1176         delegate_(nil)
1177     {
1178     }
1179
1180     void setDelegate(id delegate) {
1181         delegate_ = delegate;
1182     }
1183
1184     NSObject<ProgressDelegate> *getDelegate() const {
1185         return delegate_;
1186     }
1187
1188     virtual bool MediaChange(std::string media, std::string drive) {
1189         return false;
1190     }
1191
1192     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1193     }
1194
1195     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1196         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1197         [delegate_
1198             performSelectorOnMainThread:@selector(setProgressTitle:)
1199             withObject:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]
1200             waitUntilDone:YES
1201         ];
1202     }
1203
1204     virtual void Done(pkgAcquire::ItemDesc &item) {
1205     }
1206
1207     virtual void Fail(pkgAcquire::ItemDesc &item) {
1208         if (
1209             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1210             item.Owner->Status == pkgAcquire::Item::StatDone
1211         )
1212             return;
1213
1214         std::string &error(item.Owner->ErrorText);
1215         if (error.empty())
1216             return;
1217
1218         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1219         NSArray *fields([description componentsSeparatedByString:@" "]);
1220         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1221
1222         [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
1223             withObject:[NSArray arrayWithObjects:
1224                 [NSString stringWithUTF8String:error.c_str()],
1225                 source,
1226             nil]
1227             waitUntilDone:YES
1228         ];
1229     }
1230
1231     virtual bool Pulse(pkgAcquire *Owner) {
1232         bool value = pkgAcquireStatus::Pulse(Owner);
1233
1234         float percent(
1235             double(CurrentBytes + CurrentItems) /
1236             double(TotalBytes + TotalItems)
1237         );
1238
1239         [delegate_ setProgressPercent:[NSNumber numberWithFloat:percent]];
1240         return [delegate_ isProgressCancelled] ? false : value;
1241     }
1242
1243     virtual void Start() {
1244         pkgAcquireStatus::Start();
1245         [delegate_ startProgress];
1246     }
1247
1248     virtual void Stop() {
1249         pkgAcquireStatus::Stop();
1250     }
1251 };
1252 /* }}} */
1253
1254 /* Database Interface {{{ */
1255 typedef std::map< unsigned long, _H<Source> > SourceMap;
1256
1257 @interface Database : NSObject {
1258     NSZone *zone_;
1259     apr_pool_t *pool_;
1260
1261     unsigned era_;
1262
1263     pkgCacheFile cache_;
1264     pkgDepCache::Policy *policy_;
1265     pkgRecords *records_;
1266     pkgProblemResolver *resolver_;
1267     pkgAcquire *fetcher_;
1268     FileFd *lock_;
1269     SPtr<pkgPackageManager> manager_;
1270     pkgSourceList *list_;
1271
1272     SourceMap sourceMap_;
1273     NSMutableArray *sourceList_;
1274
1275     CFMutableArrayRef packages_;
1276
1277     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1278     Status status_;
1279
1280     int cydiafd_;
1281     int statusfd_;
1282     FILE *input_;
1283
1284     std::map<const char *, _H<NSString> > sections_;
1285 }
1286
1287 + (Database *) sharedInstance;
1288 - (unsigned) era;
1289
1290 - (void) _readCydia:(NSNumber *)fd;
1291 - (void) _readStatus:(NSNumber *)fd;
1292 - (void) _readOutput:(NSNumber *)fd;
1293
1294 - (FILE *) input;
1295
1296 - (Package *) packageWithName:(NSString *)name;
1297
1298 - (pkgCacheFile &) cache;
1299 - (pkgDepCache::Policy *) policy;
1300 - (pkgRecords *) records;
1301 - (pkgProblemResolver *) resolver;
1302 - (pkgAcquire &) fetcher;
1303 - (pkgSourceList &) list;
1304 - (NSArray *) packages;
1305 - (NSArray *) sources;
1306 - (Source *) sourceWithKey:(NSString *)key;
1307 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1308
1309 - (void) configure;
1310 - (bool) prepare;
1311 - (void) perform;
1312 - (bool) upgrade;
1313 - (void) update;
1314
1315 - (void) updateWithStatus:(Status &)status;
1316
1317 - (void) setDelegate:(id)delegate;
1318 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1319
1320 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1321
1322 @end
1323 /* }}} */
1324 /* Delegate Helpers {{{ */
1325 @implementation NSObject (ProgressDelegate)
1326
1327 - (void) _setProgressErrorPackage:(NSArray *)args {
1328     [self performSelector:@selector(setProgressError:forPackage:)
1329         withObject:[args objectAtIndex:0]
1330         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1331     ];
1332 }
1333
1334 - (void) _setProgressErrorTitle:(NSArray *)args {
1335     [self performSelector:@selector(setProgressError:withTitle:)
1336         withObject:[args objectAtIndex:0]
1337         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1338     ];
1339 }
1340
1341 - (void) _setProgressError:(NSString *)error withTitle:(NSString *)title {
1342     [self performSelectorOnMainThread:@selector(_setProgressErrorTitle:)
1343         withObject:[NSArray arrayWithObjects:error, title, nil]
1344         waitUntilDone:YES
1345     ];
1346 }
1347
1348 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
1349     Package *package = id == nil ? nil : [[Database sharedInstance] packageWithName:id];
1350
1351     [self performSelector:@selector(setProgressError:withTitle:)
1352         withObject:error
1353         withObject:(package == nil ? id : [package name])
1354     ];
1355 }
1356
1357 @end
1358 /* }}} */
1359
1360 // Cytore Definitions {{{
1361 struct PackageValue :
1362     Cytore::Block
1363 {
1364     Cytore::Offset<PackageValue> next_;
1365
1366     uint32_t index_ : 23;
1367     uint32_t subscribed_ : 1;
1368     uint32_t : 8;
1369
1370     int32_t first_;
1371     int32_t last_;
1372
1373     uint16_t vhash_;
1374     uint16_t nhash_;
1375
1376     char version_[8];
1377     char name_[];
1378 };
1379
1380 struct MetaValue :
1381     Cytore::Block
1382 {
1383     uint32_t active_;
1384     Cytore::Offset<PackageValue> packages_[1 << 16];
1385 };
1386
1387 static Cytore::File<MetaValue> MetaFile_;
1388 // }}}
1389 // Cytore Helper Functions {{{
1390 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1391     SplitHash nhash = { hashlittle(name, length) };
1392
1393     PackageValue *metadata;
1394
1395     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1396     offset: if (offset->IsNull()) {
1397         *offset = MetaFile_.New<PackageValue>(length + 1);
1398         metadata = &MetaFile_.Get(*offset);
1399
1400         if (metadata == NULL) {
1401             if (fail != NULL)
1402                 *fail = true;
1403
1404             metadata = new PackageValue();
1405             memset(metadata, 0, sizeof(*metadata));
1406         }
1407
1408         memcpy(metadata->name_, name, length + 1);
1409         metadata->nhash_ = nhash.u16[1];
1410     } else {
1411         metadata = &MetaFile_.Get(*offset);
1412
1413         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1414             offset = &metadata->next_;
1415             goto offset;
1416         }
1417     }
1418
1419     return metadata;
1420 }
1421
1422 static void PackageImport(const void *key, const void *value, void *context) {
1423     bool &fail(*reinterpret_cast<bool *>(context));
1424
1425     char buffer[1024];
1426     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1427         NSLog(@"failed to import package %@", key);
1428         return;
1429     }
1430
1431     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1432     NSDictionary *package((NSDictionary *) value);
1433
1434     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1435         if ([subscribed boolValue] && !metadata->subscribed_)
1436             metadata->subscribed_ = true;
1437
1438     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1439         time_t time([date timeIntervalSince1970]);
1440         if (metadata->first_ > time || metadata->first_ == 0)
1441             metadata->first_ = time;
1442     }
1443
1444     NSDate *date([package objectForKey:@"LastSeen"]);
1445     NSString *version([package objectForKey:@"LastVersion"]);
1446
1447     if (date != nil && version != nil) {
1448         time_t time([date timeIntervalSince1970]);
1449         if (metadata->last_ < time || metadata->last_ == 0)
1450             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1451                 size_t length(strlen(buffer));
1452                 uint16_t vhash(hashlittle(buffer, length));
1453
1454                 size_t capped(std::min<size_t>(8, length));
1455                 char *latest(buffer + length - capped);
1456
1457                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1458                 metadata->vhash_ = vhash;
1459
1460                 metadata->last_ = time;
1461             }
1462     }
1463 }
1464 // }}}
1465
1466 /* Source Class {{{ */
1467 @interface Source : NSObject {
1468     CYString depiction_;
1469     CYString description_;
1470     CYString label_;
1471     CYString origin_;
1472     CYString support_;
1473
1474     CYString uri_;
1475     CYString distribution_;
1476     CYString type_;
1477     CYString version_;
1478
1479     NSString *host_;
1480     NSString *authority_;
1481
1482     CYString defaultIcon_;
1483
1484     NSDictionary *record_;
1485     BOOL trusted_;
1486 }
1487
1488 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1489
1490 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1491
1492 - (NSString *) depictionForPackage:(NSString *)package;
1493 - (NSString *) supportForPackage:(NSString *)package;
1494
1495 - (NSDictionary *) record;
1496 - (BOOL) trusted;
1497
1498 - (NSString *) uri;
1499 - (NSString *) distribution;
1500 - (NSString *) type;
1501 - (NSString *) key;
1502 - (NSString *) host;
1503
1504 - (NSString *) name;
1505 - (NSString *) description;
1506 - (NSString *) label;
1507 - (NSString *) origin;
1508 - (NSString *) version;
1509
1510 - (NSString *) defaultIcon;
1511
1512 @end
1513
1514 @implementation Source
1515
1516 - (void) _clear {
1517     uri_.clear();
1518     distribution_.clear();
1519     type_.clear();
1520
1521     description_.clear();
1522     label_.clear();
1523     origin_.clear();
1524     depiction_.clear();
1525     support_.clear();
1526     version_.clear();
1527     defaultIcon_.clear();
1528
1529     if (record_ != nil) {
1530         [record_ release];
1531         record_ = nil;
1532     }
1533
1534     if (host_ != nil) {
1535         [host_ release];
1536         host_ = nil;
1537     }
1538
1539     if (authority_ != nil) {
1540         [authority_ release];
1541         authority_ = nil;
1542     }
1543 }
1544
1545 - (void) dealloc {
1546     // XXX: this is a very inefficient way to call these deconstructors
1547     [self _clear];
1548     [super dealloc];
1549 }
1550
1551 + (NSArray *) _attributeKeys {
1552     return [NSArray arrayWithObjects:
1553         @"description",
1554         @"distribution",
1555         @"host",
1556         @"key",
1557         @"label",
1558         @"name",
1559         @"origin",
1560         @"trusted",
1561         @"type",
1562         @"uri",
1563         @"version",
1564     nil];
1565 }
1566
1567 - (NSArray *) attributeKeys {
1568     return [[self class] _attributeKeys];
1569 }
1570
1571 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1572     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1573 }
1574
1575 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1576     [self _clear];
1577
1578     trusted_ = index->IsTrusted();
1579
1580     uri_.set(pool, index->GetURI());
1581     distribution_.set(pool, index->GetDist());
1582     type_.set(pool, index->GetType());
1583
1584     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1585     if (dindex != NULL) {
1586         FileFd fd;
1587         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1588             _error->Discard();
1589         else {
1590             pkgTagFile tags(&fd);
1591
1592             pkgTagSection section;
1593             tags.Step(section);
1594
1595             struct {
1596                 const char *name_;
1597                 CYString *value_;
1598             } names[] = {
1599                 {"default-icon", &defaultIcon_},
1600                 {"depiction", &depiction_},
1601                 {"description", &description_},
1602                 {"label", &label_},
1603                 {"origin", &origin_},
1604                 {"support", &support_},
1605                 {"version", &version_},
1606             };
1607
1608             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1609                 const char *start, *end;
1610
1611                 if (section.Find(names[i].name_, start, end)) {
1612                     CYString &value(*names[i].value_);
1613                     value.set(pool, start, end - start);
1614                 }
1615             }
1616         }
1617     }
1618
1619     record_ = [Sources_ objectForKey:[self key]];
1620     if (record_ != nil)
1621         record_ = [record_ retain];
1622
1623     NSURL *url([NSURL URLWithString:uri_]);
1624
1625     host_ = [url host];
1626     if (host_ != nil)
1627         host_ = [[host_ lowercaseString] retain];
1628
1629     if (host_ != nil)
1630         authority_ = host_;
1631     else
1632         authority_ = [url path];
1633
1634     if (authority_ != nil)
1635         authority_ = [authority_ retain];
1636 }
1637
1638 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1639     if ((self = [super init]) != nil) {
1640         [self setMetaIndex:index inPool:pool];
1641     } return self;
1642 }
1643
1644 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1645     NSDictionary *lhr = [self record];
1646     NSDictionary *rhr = [source record];
1647
1648     if (lhr != rhr)
1649         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1650
1651     NSString *lhs = [self name];
1652     NSString *rhs = [source name];
1653
1654     if ([lhs length] != 0 && [rhs length] != 0) {
1655         unichar lhc = [lhs characterAtIndex:0];
1656         unichar rhc = [rhs characterAtIndex:0];
1657
1658         if (isalpha(lhc) && !isalpha(rhc))
1659             return NSOrderedAscending;
1660         else if (!isalpha(lhc) && isalpha(rhc))
1661             return NSOrderedDescending;
1662     }
1663
1664     return [lhs compare:rhs options:LaxCompareOptions_];
1665 }
1666
1667 - (NSString *) depictionForPackage:(NSString *)package {
1668     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1669 }
1670
1671 - (NSString *) supportForPackage:(NSString *)package {
1672     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1673 }
1674
1675 - (NSDictionary *) record {
1676     return record_;
1677 }
1678
1679 - (BOOL) trusted {
1680     return trusted_;
1681 }
1682
1683 - (NSString *) uri {
1684     return uri_;
1685 }
1686
1687 - (NSString *) distribution {
1688     return distribution_;
1689 }
1690
1691 - (NSString *) type {
1692     return type_;
1693 }
1694
1695 - (NSString *) key {
1696     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1697 }
1698
1699 - (NSString *) host {
1700     return host_;
1701 }
1702
1703 - (NSString *) name {
1704     return origin_.empty() ? authority_ : origin_;
1705 }
1706
1707 - (NSString *) description {
1708     return description_;
1709 }
1710
1711 - (NSString *) label {
1712     return label_.empty() ? authority_ : label_;
1713 }
1714
1715 - (NSString *) origin {
1716     return origin_;
1717 }
1718
1719 - (NSString *) version {
1720     return version_;
1721 }
1722
1723 - (NSString *) defaultIcon {
1724     return defaultIcon_;
1725 }
1726
1727 @end
1728 /* }}} */
1729 /* CydiaOperation Class {{{ */
1730 @interface CydiaOperation : NSObject {
1731     NSString *operator_;
1732     NSString *value_;
1733 }
1734
1735 - (NSString *) operator;
1736 - (NSString *) value;
1737
1738 @end
1739
1740 @implementation CydiaOperation
1741
1742 - (void) dealloc {
1743     [operator_ release];
1744     [value_ release];
1745     [super dealloc];
1746 }
1747
1748 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1749     if ((self = [super init]) != nil) {
1750         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1751         value_ = [[NSString alloc] initWithUTF8String:value];
1752     } return self;
1753 }
1754
1755 + (NSArray *) _attributeKeys {
1756     return [NSArray arrayWithObjects:
1757         @"operator",
1758         @"value",
1759     nil];
1760 }
1761
1762 - (NSArray *) attributeKeys {
1763     return [[self class] _attributeKeys];
1764 }
1765
1766 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1767     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1768 }
1769
1770 - (NSString *) operator {
1771     return operator_;
1772 }
1773
1774 - (NSString *) value {
1775     return value_;
1776 }
1777
1778 @end
1779 /* }}} */
1780 /* CydiaClause Class {{{ */
1781 @interface CydiaClause : NSObject {
1782     NSString *package_;
1783     CydiaOperation *version_;
1784 }
1785
1786 - (NSString *) package;
1787 - (CydiaOperation *) version;
1788
1789 @end
1790
1791 @implementation CydiaClause
1792
1793 - (void) dealloc {
1794     [package_ release];
1795     [version_ release];
1796     [super dealloc];
1797 }
1798
1799 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1800     if ((self = [super init]) != nil) {
1801         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1802
1803         if (const char *version = dep.TargetVer())
1804             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1805         else
1806             version_ = [[NSNull null] retain];
1807     } return self;
1808 }
1809
1810 + (NSArray *) _attributeKeys {
1811     return [NSArray arrayWithObjects:
1812         @"package",
1813         @"version",
1814     nil];
1815 }
1816
1817 - (NSArray *) attributeKeys {
1818     return [[self class] _attributeKeys];
1819 }
1820
1821 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1822     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1823 }
1824
1825 - (NSString *) package {
1826     return package_;
1827 }
1828
1829 - (CydiaOperation *) version {
1830     return version_;
1831 }
1832
1833 @end
1834 /* }}} */
1835 /* CydiaRelation Class {{{ */
1836 @interface CydiaRelation : NSObject {
1837     NSString *relationship_;
1838     NSMutableArray *clauses_;
1839 }
1840
1841 - (NSString *) relationship;
1842 - (NSArray *) clauses;
1843
1844 @end
1845
1846 @implementation CydiaRelation
1847
1848 - (void) dealloc {
1849     [relationship_ release];
1850     [clauses_ release];
1851     [super dealloc];
1852 }
1853
1854 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1855     if ((self = [super init]) != nil) {
1856         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
1857         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
1858
1859         pkgCache::DepIterator start;
1860         pkgCache::DepIterator end;
1861         dep.GlobOr(start, end); // ++dep
1862
1863         _forever {
1864             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
1865
1866             // yes, seriously. (wtf?)
1867             if (start == end)
1868                 break;
1869             ++start;
1870         }
1871     } return self;
1872 }
1873
1874 + (NSArray *) _attributeKeys {
1875     return [NSArray arrayWithObjects:
1876         @"clauses",
1877         @"relationship",
1878     nil];
1879 }
1880
1881 - (NSArray *) attributeKeys {
1882     return [[self class] _attributeKeys];
1883 }
1884
1885 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1886     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1887 }
1888
1889 - (NSString *) relationship {
1890     return relationship_;
1891 }
1892
1893 - (NSArray *) clauses {
1894     return clauses_;
1895 }
1896
1897 - (void) addClause:(CydiaClause *)clause {
1898     [clauses_ addObject:clause];
1899 }
1900
1901 @end
1902 /* }}} */
1903 /* Package Class {{{ */
1904 struct ParsedPackage {
1905     CYString tagline_;
1906
1907     CYString icon_;
1908
1909     CYString depiction_;
1910     CYString homepage_;
1911
1912     CYString sponsor_;
1913     CYString author_;
1914
1915     CYString bugs_;
1916     CYString support_;
1917 };
1918
1919 @interface Package : NSObject {
1920     uint32_t era_ : 26;
1921     uint32_t role_ : 3;
1922     uint32_t essential_ : 1;
1923     uint32_t obsolete_ : 1;
1924     uint32_t ignored_ : 1;
1925
1926     apr_pool_t *pool_;
1927
1928     _transient Database *database_;
1929
1930     pkgCache::VerIterator version_;
1931     pkgCache::PkgIterator iterator_;
1932     pkgCache::VerFileIterator file_;
1933
1934     CYString id_;
1935     CYString name_;
1936
1937     CYString latest_;
1938     CYString installed_;
1939
1940     const char *section_;
1941     _transient NSString *section$_;
1942
1943     Source *source_;
1944
1945     PackageValue *metadata_;
1946     ParsedPackage *parsed_;
1947
1948     NSMutableArray *tags_;
1949 }
1950
1951 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1952 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1953
1954 - (pkgCache::PkgIterator) iterator;
1955 - (void) parse;
1956
1957 - (NSString *) section;
1958 - (NSString *) simpleSection;
1959
1960 - (NSString *) longSection;
1961 - (NSString *) shortSection;
1962
1963 - (NSString *) uri;
1964
1965 - (Address *) maintainer;
1966 - (size_t) size;
1967 - (NSString *) longDescription;
1968 - (NSString *) shortDescription;
1969 - (unichar) index;
1970
1971 - (PackageValue *) metadata;
1972 - (time_t) seen;
1973
1974 - (bool) subscribed;
1975 - (bool) setSubscribed:(bool)subscribed;
1976
1977 - (BOOL) ignored;
1978
1979 - (NSString *) latest;
1980 - (NSString *) installed;
1981 - (BOOL) uninstalled;
1982
1983 - (BOOL) valid;
1984 - (BOOL) upgradableAndEssential:(BOOL)essential;
1985 - (BOOL) essential;
1986 - (BOOL) broken;
1987 - (BOOL) unfiltered;
1988 - (BOOL) visible;
1989
1990 - (BOOL) half;
1991 - (BOOL) halfConfigured;
1992 - (BOOL) halfInstalled;
1993 - (BOOL) hasMode;
1994 - (NSString *) mode;
1995
1996 - (NSString *) id;
1997 - (NSString *) name;
1998 - (UIImage *) icon;
1999 - (NSString *) homepage;
2000 - (NSString *) depiction;
2001 - (Address *) author;
2002
2003 - (NSString *) support;
2004
2005 - (NSArray *) files;
2006 - (NSArray *) warnings;
2007 - (NSArray *) applications;
2008
2009 - (Source *) source;
2010
2011 - (BOOL) matches:(NSString *)text;
2012
2013 - (bool) hasSupportingRole;
2014 - (BOOL) hasTag:(NSString *)tag;
2015 - (NSString *) primaryPurpose;
2016 - (NSArray *) purposes;
2017 - (bool) isCommercial;
2018
2019 - (void) setIndex:(size_t)index;
2020
2021 - (CYString &) cyname;
2022
2023 - (uint32_t) compareBySection:(NSArray *)sections;
2024
2025 - (void) install;
2026 - (void) remove;
2027
2028 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2029 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2030 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2031 - (bool) isVisibleInSection:(NSString *)section;
2032 - (bool) isVisibleInSource:(Source *)source;
2033
2034 @end
2035
2036 uint32_t PackageChangesRadix(Package *self, void *) {
2037     union {
2038         uint32_t key;
2039
2040         struct {
2041             uint32_t timestamp : 30;
2042             uint32_t ignored : 1;
2043             uint32_t upgradable : 1;
2044         } bits;
2045     } value;
2046
2047     bool upgradable([self upgradableAndEssential:YES]);
2048     value.bits.upgradable = upgradable ? 1 : 0;
2049
2050     if (upgradable) {
2051         value.bits.timestamp = 0;
2052         value.bits.ignored = [self ignored] ? 0 : 1;
2053         value.bits.upgradable = 1;
2054     } else {
2055         value.bits.timestamp = [self seen] >> 2;
2056         value.bits.ignored = 0;
2057         value.bits.upgradable = 0;
2058     }
2059
2060     return _not(uint32_t) - value.key;
2061 }
2062
2063 uint32_t PackagePrefixRadix(Package *self, void *context) {
2064     size_t offset(reinterpret_cast<size_t>(context));
2065     CYString &name([self cyname]);
2066
2067     size_t size(name.size());
2068     if (size == 0)
2069         return 0;
2070     char *text(name.data());
2071
2072     size_t zeros;
2073     if (!isdigit(text[0]))
2074         zeros = 0;
2075     else {
2076         size_t digits(1);
2077         while (size != digits && isdigit(text[digits]))
2078             if (++digits == 4)
2079                 break;
2080         zeros = 4 - digits;
2081     }
2082
2083     uint8_t data[4];
2084
2085     if (offset == 0 && zeros != 0) {
2086         memset(data, '0', zeros);
2087         memcpy(data + zeros, text, 4 - zeros);
2088     } else {
2089         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2090         if (size <= offset - zeros)
2091             return 0;
2092
2093         text += offset - zeros;
2094         size -= offset - zeros;
2095
2096         if (size >= 4)
2097             memcpy(data, text, 4);
2098         else {
2099             memcpy(data, text, size);
2100             memset(data + size, 0, 4 - size);
2101         }
2102
2103         for (size_t i(0); i != 4; ++i)
2104             if (isalpha(data[i]))
2105                 data[i] |= 0x20;
2106     }
2107
2108     if (offset == 0)
2109         if (data[0] == '@')
2110             data[0] = 0x7f;
2111         else
2112             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2113
2114     /* XXX: ntohl may be more honest */
2115     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2116 }
2117
2118 CYString &(*PackageName)(Package *self, SEL sel);
2119
2120 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2121     _profile(PackageNameCompare)
2122         CYString &lhi(PackageName(lhs, @selector(cyname)));
2123         CYString &rhi(PackageName(rhs, @selector(cyname)));
2124         CFStringRef lhn(lhi), rhn(rhi);
2125
2126         if (lhn == NULL)
2127             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2128         else if (rhn == NULL)
2129             return NSOrderedDescending;
2130
2131         _profile(PackageNameCompare$NumbersLast)
2132             if (!lhi.empty() && !rhi.empty()) {
2133                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2134                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2135                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2136                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2137                     return lha ? NSOrderedAscending : NSOrderedDescending;
2138             }
2139         _end
2140
2141         CFIndex length = CFStringGetLength(lhn);
2142
2143         _profile(PackageNameCompare$Compare)
2144             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2145         _end
2146     _end
2147 }
2148
2149 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2150     return PackageNameCompare(*lhs, *rhs, context);
2151 }
2152
2153 struct PackageNameOrdering :
2154     std::binary_function<Package *, Package *, bool>
2155 {
2156     _finline bool operator ()(Package *lhs, Package *rhs) const {
2157         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2158     }
2159 };
2160
2161 @implementation Package
2162
2163 - (NSString *) description {
2164     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2165 }
2166
2167 - (void) dealloc {
2168     if (parsed_ != NULL)
2169         delete parsed_;
2170     if (source_ != nil)
2171         [source_ release];
2172     if (tags_ != nil)
2173         [tags_ release];
2174     [super dealloc];
2175 }
2176
2177 + (NSString *) webScriptNameForSelector:(SEL)selector {
2178     if (false);
2179     else if (selector == @selector(clear))
2180         return @"clear";
2181     else if (selector == @selector(getField:))
2182         return @"getField";
2183     else if (selector == @selector(hasTag:))
2184         return @"hasTag";
2185     else if (selector == @selector(install))
2186         return @"install";
2187     else if (selector == @selector(remove))
2188         return @"remove";
2189     else
2190         return nil;
2191 }
2192
2193 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2194     return [self webScriptNameForSelector:selector] == nil;
2195 }
2196
2197 + (NSArray *) _attributeKeys {
2198     return [NSArray arrayWithObjects:
2199         @"applications",
2200         @"author",
2201         @"depiction",
2202         @"essential",
2203         @"homepage",
2204         @"icon",
2205         @"id",
2206         @"installed",
2207         @"latest",
2208         @"longDescription",
2209         @"longSection",
2210         @"maintainer",
2211         @"mode",
2212         @"name",
2213         @"purposes",
2214         @"relations",
2215         @"section",
2216         @"shortDescription",
2217         @"shortSection",
2218         @"simpleSection",
2219         @"size",
2220         @"source",
2221         @"sponsor",
2222         @"support",
2223         @"warnings",
2224     nil];
2225 }
2226
2227 - (NSArray *) attributeKeys {
2228     return [[self class] _attributeKeys];
2229 }
2230
2231 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2232     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2233 }
2234
2235 - (NSArray *) relations {
2236 @synchronized (database_) {
2237     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2238     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2239         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2240     return relations;
2241 } }
2242
2243 - (NSString *) getField:(NSString *)name {
2244 @synchronized (database_) {
2245     if ([database_ era] != era_ || file_.end())
2246         return nil;
2247
2248     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2249
2250     const char *start, *end;
2251     if (!parser.Find([name UTF8String], start, end))
2252         return (NSString *) [NSNull null];
2253
2254     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2255 } }
2256
2257 - (void) parse {
2258     if (parsed_ != NULL)
2259         return;
2260 @synchronized (database_) {
2261     if ([database_ era] != era_ || file_.end())
2262         return;
2263
2264     ParsedPackage *parsed(new ParsedPackage);
2265     parsed_ = parsed;
2266
2267     _profile(Package$parse)
2268         pkgRecords::Parser *parser;
2269
2270         _profile(Package$parse$Lookup)
2271             parser = &[database_ records]->Lookup(file_);
2272         _end
2273
2274         CYString website;
2275
2276         _profile(Package$parse$Find)
2277             struct {
2278                 const char *name_;
2279                 CYString *value_;
2280             } names[] = {
2281                 {"icon", &parsed->icon_},
2282                 {"depiction", &parsed->depiction_},
2283                 {"homepage", &parsed->homepage_},
2284                 {"website", &website},
2285                 {"bugs", &parsed->bugs_},
2286                 {"support", &parsed->support_},
2287                 {"sponsor", &parsed->sponsor_},
2288                 {"author", &parsed->author_},
2289             };
2290
2291             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2292                 const char *start, *end;
2293
2294                 if (parser->Find(names[i].name_, start, end)) {
2295                     CYString &value(*names[i].value_);
2296                     _profile(Package$parse$Value)
2297                         value.set(pool_, start, end - start);
2298                     _end
2299                 }
2300             }
2301         _end
2302
2303         _profile(Package$parse$Tagline)
2304             const char *start, *end;
2305             if (parser->ShortDesc(start, end)) {
2306                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2307                 if (stop == NULL)
2308                     stop = end;
2309                 while (stop != start && stop[-1] == '\r')
2310                     --stop;
2311                 parsed->tagline_.set(pool_, start, stop - start);
2312             }
2313         _end
2314
2315         _profile(Package$parse$Retain)
2316             if (parsed->homepage_.empty())
2317                 parsed->homepage_ = website;
2318             if (parsed->homepage_ == parsed->depiction_)
2319                 parsed->homepage_.clear();
2320         _end
2321     _end
2322 } }
2323
2324 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2325     if ((self = [super init]) != nil) {
2326     _profile(Package$initWithVersion)
2327         pool_ = pool;
2328
2329         database_ = database;
2330         era_ = [database era];
2331
2332         version_ = version;
2333
2334         pkgCache::PkgIterator iterator(version.ParentPkg());
2335         iterator_ = iterator;
2336
2337         _profile(Package$initWithVersion$Version)
2338             if (!version_.end())
2339                 file_ = version_.FileList();
2340             else {
2341                 pkgCache &cache([database_ cache]);
2342                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2343             }
2344         _end
2345
2346         _profile(Package$initWithVersion$Cache)
2347             name_.set(NULL, iterator.Display());
2348
2349             latest_.set(NULL, StripVersion_(version_.VerStr()));
2350
2351             pkgCache::VerIterator current(iterator.CurrentVer());
2352             if (!current.end())
2353                 installed_.set(NULL, StripVersion_(current.VerStr()));
2354         _end
2355
2356         _profile(Package$initWithVersion$Tags)
2357             pkgCache::TagIterator tag(iterator.TagList());
2358             if (!tag.end()) {
2359                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2360                 do {
2361                     const char *name(tag.Name());
2362                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2363
2364                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2365                         if (strcmp(name + 6, "enduser") == 0)
2366                             role_ = 1;
2367                         else if (strcmp(name + 6, "hacker") == 0)
2368                             role_ = 2;
2369                         else if (strcmp(name + 6, "developer") == 0)
2370                             role_ = 3;
2371                         else if (strcmp(name + 6, "cydia") == 0)
2372                             role_ = 7;
2373                         else
2374                             role_ = 4;
2375                     }
2376
2377                     if (strncmp(name, "cydia::", 7) == 0) {
2378                         if (strcmp(name + 7, "essential") == 0)
2379                             essential_ = true;
2380                         else if (strcmp(name + 7, "obsolete") == 0)
2381                             obsolete_ = true;
2382                     }
2383
2384                     ++tag;
2385                 } while (!tag.end());
2386             }
2387         _end
2388
2389         _profile(Package$initWithVersion$Metadata)
2390             const char *mixed(iterator.Name());
2391             size_t size(strlen(mixed));
2392             char lower[size + 1];
2393
2394             for (size_t i(0); i != size; ++i)
2395                 lower[i] = mixed[i] | 0x20;
2396             lower[size] = '\0';
2397
2398             PackageValue *metadata(PackageFind(lower, size));
2399             metadata_ = metadata;
2400
2401             id_.set(NULL, metadata->name_, size);
2402
2403             const char *latest(version_.VerStr());
2404             size_t length(strlen(latest));
2405
2406             uint16_t vhash(hashlittle(latest, length));
2407
2408             size_t capped(std::min<size_t>(8, length));
2409             latest = latest + length - capped;
2410
2411             if (metadata->first_ == 0)
2412                 metadata->first_ = now_;
2413
2414             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2415                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2416                 metadata->vhash_ = vhash;
2417                 metadata->last_ = now_;
2418             } else if (metadata->last_ == 0)
2419                 metadata->last_ = metadata->first_;
2420         _end
2421
2422         _profile(Package$initWithVersion$Section)
2423             section_ = iterator.Section();
2424         _end
2425
2426         _profile(Package$initWithVersion$Flags)
2427             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2428             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2429         _end
2430     _end } return self;
2431 }
2432
2433 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2434     pkgCache::VerIterator version;
2435
2436     _profile(Package$packageWithIterator$GetCandidateVer)
2437         version = [database policy]->GetCandidateVer(iterator);
2438     _end
2439
2440     if (version.end())
2441         return nil;
2442
2443     Package *package;
2444
2445     _profile(Package$packageWithIterator$Allocate)
2446         package = [Package allocWithZone:zone];
2447     _end
2448
2449     _profile(Package$packageWithIterator$Initialize)
2450         package = [package
2451             initWithVersion:version
2452             withZone:zone
2453             inPool:pool
2454             database:database
2455         ];
2456     _end
2457
2458     _profile(Package$packageWithIterator$Autorelease)
2459         package = [package autorelease];
2460     _end
2461
2462     return package;
2463 }
2464
2465 - (pkgCache::PkgIterator) iterator {
2466     return iterator_;
2467 }
2468
2469 - (NSString *) section {
2470     if (section$_ == nil) {
2471         if (section_ == NULL)
2472             return nil;
2473
2474         _profile(Package$section$mappedSectionForPointer)
2475             section$_ = [database_ mappedSectionForPointer:section_];
2476         _end
2477     } return section$_;
2478 }
2479
2480 - (NSString *) simpleSection {
2481     if (NSString *section = [self section])
2482         return Simplify(section);
2483     else
2484         return nil;
2485 }
2486
2487 - (NSString *) longSection {
2488     return LocalizeSection([self section]);
2489 }
2490
2491 - (NSString *) shortSection {
2492     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2493 }
2494
2495 - (NSString *) uri {
2496     return nil;
2497 #if 0
2498     pkgIndexFile *index;
2499     pkgCache::PkgFileIterator file(file_.File());
2500     if (![database_ list].FindIndex(file, index))
2501         return nil;
2502     return [NSString stringWithUTF8String:iterator_->Path];
2503     //return [NSString stringWithUTF8String:file.Site()];
2504     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2505 #endif
2506 }
2507
2508 - (Address *) maintainer {
2509 @synchronized (database_) {
2510     if ([database_ era] != era_ || file_.end())
2511         return nil;
2512
2513     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2514     const std::string &maintainer(parser->Maintainer());
2515     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2516 } }
2517
2518 - (size_t) size {
2519 @synchronized (database_) {
2520     if ([database_ era] != era_ || version_.end())
2521         return 0;
2522
2523     return version_->InstalledSize;
2524 } }
2525
2526 - (NSString *) longDescription {
2527 @synchronized (database_) {
2528     if ([database_ era] != era_ || file_.end())
2529         return nil;
2530
2531     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2532     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2533
2534     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2535     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2536     if ([lines count] < 2)
2537         return nil;
2538
2539     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2540     for (size_t i(1), e([lines count]); i != e; ++i) {
2541         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2542         [trimmed addObject:trim];
2543     }
2544
2545     return [trimmed componentsJoinedByString:@"\n"];
2546 } }
2547
2548 - (NSString *) shortDescription {
2549     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2550 }
2551
2552 - (unichar) index {
2553     _profile(Package$index)
2554         CFStringRef name((CFStringRef) [self name]);
2555         if (CFStringGetLength(name) == 0)
2556             return '#';
2557         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2558         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2559             return '#';
2560         return toupper(character);
2561     _end
2562 }
2563
2564 - (PackageValue *) metadata {
2565     return metadata_;
2566 }
2567
2568 - (time_t) seen {
2569     PackageValue *metadata([self metadata]);
2570     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2571 }
2572
2573 - (bool) subscribed {
2574     return [self metadata]->subscribed_;
2575 }
2576
2577 - (bool) setSubscribed:(bool)subscribed {
2578     PackageValue *metadata([self metadata]);
2579     if (metadata->subscribed_ == subscribed)
2580         return false;
2581     metadata->subscribed_ = subscribed;
2582     return true;
2583 }
2584
2585 - (BOOL) ignored {
2586     return ignored_;
2587 }
2588
2589 - (NSString *) latest {
2590     return latest_;
2591 }
2592
2593 - (NSString *) installed {
2594     return installed_;
2595 }
2596
2597 - (BOOL) uninstalled {
2598     return installed_.empty();
2599 }
2600
2601 - (BOOL) valid {
2602     return !version_.end();
2603 }
2604
2605 - (BOOL) upgradableAndEssential:(BOOL)essential {
2606     _profile(Package$upgradableAndEssential)
2607         pkgCache::VerIterator current(iterator_.CurrentVer());
2608         if (current.end())
2609             return essential && essential_;
2610         else
2611             return !version_.end() && version_ != current;
2612     _end
2613 }
2614
2615 - (BOOL) essential {
2616     return essential_;
2617 }
2618
2619 - (BOOL) broken {
2620     return [database_ cache][iterator_].InstBroken();
2621 }
2622
2623 - (BOOL) unfiltered {
2624     _profile(Package$unfiltered$obsolete)
2625         if (_unlikely(obsolete_))
2626             return false;
2627     _end
2628
2629     _profile(Package$unfiltered$hasSupportingRole)
2630         if (_unlikely(![self hasSupportingRole]))
2631             return false;
2632     _end
2633
2634     return true;
2635 }
2636
2637 - (BOOL) visible {
2638     if (![self unfiltered])
2639         return false;
2640
2641     NSString *section;
2642
2643     _profile(Package$visible$section)
2644         section = [self section];
2645     _end
2646
2647     _profile(Package$visible$isSectionVisible)
2648         if (!isSectionVisible(section))
2649             return false;
2650     _end
2651
2652     return true;
2653 }
2654
2655 - (BOOL) half {
2656     unsigned char current(iterator_->CurrentState);
2657     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2658 }
2659
2660 - (BOOL) halfConfigured {
2661     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2662 }
2663
2664 - (BOOL) halfInstalled {
2665     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2666 }
2667
2668 - (BOOL) hasMode {
2669     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2670     return state.Mode != pkgDepCache::ModeKeep;
2671 }
2672
2673 - (NSString *) mode {
2674     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2675
2676     switch (state.Mode) {
2677         case pkgDepCache::ModeDelete:
2678             if ((state.iFlags & pkgDepCache::Purge) != 0)
2679                 return @"PURGE";
2680             else
2681                 return @"REMOVE";
2682         case pkgDepCache::ModeKeep:
2683             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2684                 return @"REINSTALL";
2685             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2686                 return nil;*/
2687             else
2688                 return nil;
2689         case pkgDepCache::ModeInstall:
2690             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2691                 return @"REINSTALL";
2692             else*/ switch (state.Status) {
2693                 case -1:
2694                     return @"DOWNGRADE";
2695                 case 0:
2696                     return @"INSTALL";
2697                 case 1:
2698                     return @"UPGRADE";
2699                 case 2:
2700                     return @"NEW_INSTALL";
2701                 _nodefault
2702             }
2703         _nodefault
2704     }
2705 }
2706
2707 - (NSString *) id {
2708     return id_;
2709 }
2710
2711 - (NSString *) name {
2712     return name_.empty() ? id_ : name_;
2713 }
2714
2715 - (UIImage *) icon {
2716     NSString *section = [self simpleSection];
2717
2718     UIImage *icon(nil);
2719     if (parsed_ != NULL)
2720         if (NSString *href = parsed_->icon_)
2721             if ([href hasPrefix:@"file:///"])
2722                 // XXX: correct escaping
2723                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2724     if (icon == nil) if (section != nil)
2725         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2726     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2727         if ([dicon hasPrefix:@"file:///"])
2728             // XXX: correct escaping
2729             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2730     if (icon == nil)
2731         icon = [UIImage applicationImageNamed:@"unknown.png"];
2732     return icon;
2733 }
2734
2735 - (NSString *) homepage {
2736     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2737 }
2738
2739 - (NSString *) depiction {
2740     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2741 }
2742
2743 - (Address *) sponsor {
2744     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2745 }
2746
2747 - (Address *) author {
2748     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2749 }
2750
2751 - (NSString *) support {
2752     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2753 }
2754
2755 - (NSArray *) files {
2756     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2757     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2758
2759     std::ifstream fin;
2760     fin.open([path UTF8String]);
2761     if (!fin.is_open())
2762         return nil;
2763
2764     std::string line;
2765     while (std::getline(fin, line))
2766         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2767
2768     return files;
2769 }
2770
2771 - (NSArray *) warnings {
2772     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2773     const char *name(iterator_.Name());
2774
2775     size_t length(strlen(name));
2776     if (length < 2) invalid:
2777         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2778     else for (size_t i(0); i != length; ++i)
2779         if (
2780             /* XXX: technically this is not allowed */
2781             (name[i] < 'A' || name[i] > 'Z') &&
2782             (name[i] < 'a' || name[i] > 'z') &&
2783             (name[i] < '0' || name[i] > '9') &&
2784             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2785         ) goto invalid;
2786
2787     if (strcmp(name, "cydia") != 0) {
2788         bool cydia = false;
2789         bool user = false;
2790         bool _private = false;
2791         bool stash = false;
2792
2793         bool repository = [[self section] isEqualToString:@"Repositories"];
2794
2795         if (NSArray *files = [self files])
2796             for (NSString *file in files)
2797                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2798                     cydia = true;
2799                 else if (!user && [file isEqualToString:@"/User"])
2800                     user = true;
2801                 else if (!_private && [file isEqualToString:@"/private"])
2802                     _private = true;
2803                 else if (!stash && [file isEqualToString:@"/var/stash"])
2804                     stash = true;
2805
2806         /* XXX: this is not sensitive enough. only some folders are valid. */
2807         if (cydia && !repository)
2808             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2809         if (user)
2810             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2811         if (_private)
2812             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2813         if (stash)
2814             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2815     }
2816
2817     return [warnings count] == 0 ? nil : warnings;
2818 }
2819
2820 - (NSArray *) applications {
2821     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2822
2823     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2824
2825     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2826     if (NSArray *files = [self files])
2827         for (NSString *file in files)
2828             if (application_r(file)) {
2829                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2830                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2831                 if ([id isEqualToString:me])
2832                     continue;
2833
2834                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2835                 if (display == nil)
2836                     display = application_r[1];
2837
2838                 NSString *bundle([file stringByDeletingLastPathComponent]);
2839                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2840                 if (icon == nil || [icon length] == 0)
2841                     icon = @"icon.png";
2842                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2843
2844                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2845                 [applications addObject:application];
2846
2847                 [application addObject:id];
2848                 [application addObject:display];
2849                 [application addObject:url];
2850             }
2851
2852     return [applications count] == 0 ? nil : applications;
2853 }
2854
2855 - (Source *) source {
2856     if (source_ == nil) {
2857         @synchronized (database_) {
2858             if ([database_ era] != era_ || file_.end())
2859                 source_ = (Source *) [NSNull null];
2860             else
2861                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
2862         }
2863     }
2864
2865     return source_ == (Source *) [NSNull null] ? nil : source_;
2866 }
2867
2868 - (BOOL) matches:(NSString *)text {
2869     if (text == nil)
2870         return NO;
2871
2872     NSRange range;
2873
2874     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2875     if (range.location != NSNotFound)
2876         return YES;
2877
2878     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2879     if (range.location != NSNotFound)
2880         return YES;
2881
2882     [self parse];
2883
2884     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2885     if (range.location != NSNotFound)
2886         return YES;
2887
2888     return NO;
2889 }
2890
2891 - (bool) hasSupportingRole {
2892     if (role_ == 0)
2893         return true;
2894     if (role_ == 1)
2895         return true;
2896     if ([Role_ isEqualToString:@"User"])
2897         return false;
2898     if (role_ == 2)
2899         return true;
2900     if ([Role_ isEqualToString:@"Hacker"])
2901         return false;
2902     if (role_ == 3)
2903         return true;
2904     if ([Role_ isEqualToString:@"Developer"])
2905         return false;
2906     _assert(false);
2907 }
2908
2909 - (BOOL) hasTag:(NSString *)tag {
2910     return tags_ == nil ? NO : [tags_ containsObject:tag];
2911 }
2912
2913 - (NSString *) primaryPurpose {
2914     for (NSString *tag in tags_)
2915         if ([tag hasPrefix:@"purpose::"])
2916             return [tag substringFromIndex:9];
2917     return nil;
2918 }
2919
2920 - (NSArray *) purposes {
2921     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2922     for (NSString *tag in tags_)
2923         if ([tag hasPrefix:@"purpose::"])
2924             [purposes addObject:[tag substringFromIndex:9]];
2925     return [purposes count] == 0 ? nil : purposes;
2926 }
2927
2928 - (bool) isCommercial {
2929     return [self hasTag:@"cydia::commercial"];
2930 }
2931
2932 - (void) setIndex:(size_t)index {
2933     if (metadata_->index_ != index)
2934         metadata_->index_ = index;
2935 }
2936
2937 - (CYString &) cyname {
2938     return name_.empty() ? id_ : name_;
2939 }
2940
2941 - (uint32_t) compareBySection:(NSArray *)sections {
2942     NSString *section([self section]);
2943     for (size_t i(0), e([sections count]); i != e; ++i) {
2944         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2945             return i;
2946     }
2947
2948     return _not(uint32_t);
2949 }
2950
2951 - (void) clear {
2952 @synchronized (database_) {
2953     pkgProblemResolver *resolver = [database_ resolver];
2954     resolver->Clear(iterator_);
2955
2956     pkgCacheFile &cache([database_ cache]);
2957     cache->SetReInstall(iterator_, false);
2958     cache->MarkKeep(iterator_, false);
2959 } }
2960
2961 - (void) install {
2962 @synchronized (database_) {
2963     pkgProblemResolver *resolver = [database_ resolver];
2964     resolver->Clear(iterator_);
2965     resolver->Protect(iterator_);
2966
2967     pkgCacheFile &cache([database_ cache]);
2968     cache->SetReInstall(iterator_, false);
2969     cache->MarkInstall(iterator_, false);
2970
2971     pkgDepCache::StateCache &state((*cache)[iterator_]);
2972     if (!state.Install())
2973         cache->SetReInstall(iterator_, true);
2974 } }
2975
2976 - (void) remove {
2977 @synchronized (database_) {
2978     pkgProblemResolver *resolver = [database_ resolver];
2979     resolver->Clear(iterator_);
2980     resolver->Remove(iterator_);
2981     resolver->Protect(iterator_);
2982
2983     pkgCacheFile &cache([database_ cache]);
2984     cache->SetReInstall(iterator_, false);
2985     cache->MarkDelete(iterator_, true);
2986 } }
2987
2988 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2989     _profile(Package$isUnfilteredAndSearchedForBy)
2990         bool value(true);
2991
2992         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2993             value &= [self unfiltered];
2994         _end
2995
2996         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2997             value &= [self matches:search];
2998         _end
2999
3000         return value;
3001     _end
3002 }
3003
3004 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3005     if ([search length] == 0)
3006         return false;
3007
3008     _profile(Package$isUnfilteredAndSelectedForBy)
3009         bool value(true);
3010
3011         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3012             value &= [self unfiltered];
3013         _end
3014
3015         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3016             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3017         _end
3018
3019         return value;
3020     _end
3021 }
3022
3023 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3024     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3025 }
3026
3027 - (bool) isVisibleInSection:(NSString *)name {
3028     NSString *section([self section]);
3029
3030     return (
3031         name == nil ||
3032         section == nil && [name length] == 0 ||
3033         [name isEqualToString:section]
3034     ) && [self visible];
3035 }
3036
3037 - (bool) isVisibleInSource:(Source *)source {
3038     return [self source] == source && [self visible];
3039 }
3040
3041 @end
3042 /* }}} */
3043 /* Section Class {{{ */
3044 @interface Section : NSObject {
3045     NSString *name_;
3046     unichar index_;
3047     size_t row_;
3048     size_t count_;
3049     NSString *localized_;
3050 }
3051
3052 - (NSComparisonResult) compareByLocalized:(Section *)section;
3053 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3054 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3055 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3056 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3057 - (NSString *) name;
3058 - (unichar) index;
3059
3060 - (size_t) row;
3061 - (size_t) count;
3062
3063 - (void) addToRow;
3064 - (void) addToCount;
3065
3066 - (void) setCount:(size_t)count;
3067 - (NSString *) localized;
3068
3069 @end
3070
3071 @implementation Section
3072
3073 - (void) dealloc {
3074     [name_ release];
3075     if (localized_ != nil)
3076         [localized_ release];
3077     [super dealloc];
3078 }
3079
3080 - (NSComparisonResult) compareByLocalized:(Section *)section {
3081     NSString *lhs(localized_);
3082     NSString *rhs([section localized]);
3083
3084     /*if ([lhs length] != 0 && [rhs length] != 0) {
3085         unichar lhc = [lhs characterAtIndex:0];
3086         unichar rhc = [rhs characterAtIndex:0];
3087
3088         if (isalpha(lhc) && !isalpha(rhc))
3089             return NSOrderedAscending;
3090         else if (!isalpha(lhc) && isalpha(rhc))
3091             return NSOrderedDescending;
3092     }*/
3093
3094     return [lhs compare:rhs options:LaxCompareOptions_];
3095 }
3096
3097 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3098     if ((self = [self initWithName:name localize:NO]) != nil) {
3099         if (localized != nil)
3100             localized_ = [localized retain];
3101     } return self;
3102 }
3103
3104 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3105     return [self initWithName:name row:0 localize:localize];
3106 }
3107
3108 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3109     if ((self = [super init]) != nil) {
3110         name_ = [name retain];
3111         index_ = '\0';
3112         row_ = row;
3113         if (localize)
3114             localized_ = [LocalizeSection(name_) retain];
3115     } return self;
3116 }
3117
3118 /* XXX: localize the index thingees */
3119 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3120     if ((self = [super init]) != nil) {
3121         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3122         index_ = index;
3123         row_ = row;
3124     } return self;
3125 }
3126
3127 - (NSString *) name {
3128     return name_;
3129 }
3130
3131 - (unichar) index {
3132     return index_;
3133 }
3134
3135 - (size_t) row {
3136     return row_;
3137 }
3138
3139 - (size_t) count {
3140     return count_;
3141 }
3142
3143 - (void) addToRow {
3144     ++row_;
3145 }
3146
3147 - (void) addToCount {
3148     ++count_;
3149 }
3150
3151 - (void) setCount:(size_t)count {
3152     count_ = count;
3153 }
3154
3155 - (NSString *) localized {
3156     return localized_;
3157 }
3158
3159 @end
3160 /* }}} */
3161
3162 static NSString *Colon_;
3163 static NSString *Elision_;
3164 static NSString *Error_;
3165 static NSString *Warning_;
3166
3167 /* Database Implementation {{{ */
3168 @implementation Database
3169
3170 + (Database *) sharedInstance {
3171     static Database *instance;
3172     if (instance == nil)
3173         instance = [[Database alloc] init];
3174     return instance;
3175 }
3176
3177 - (unsigned) era {
3178     return era_;
3179 }
3180
3181 - (void) releasePackages {
3182     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3183     CFArrayRemoveAllValues(packages_);
3184 }
3185
3186 - (void) dealloc {
3187     // XXX: actually implement this thing
3188     _assert(false);
3189     [sourceList_ release];
3190     [self releasePackages];
3191     apr_pool_destroy(pool_);
3192     NSRecycleZone(zone_);
3193     [super dealloc];
3194 }
3195
3196 - (void) _readCydia:(NSNumber *)fd { _pooled
3197     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3198     std::istream is(&ib);
3199     std::string line;
3200
3201     static Pcre finish_r("^finish:([^:]*)$");
3202
3203     while (std::getline(is, line)) {
3204         const char *data(line.c_str());
3205         size_t size = line.size();
3206         lprintf("C:%s\n", data);
3207
3208         if (finish_r(data, size)) {
3209             NSString *finish = finish_r[1];
3210             int index = [Finishes_ indexOfObject:finish];
3211             if (index != INT_MAX && index > Finish_)
3212                 Finish_ = index;
3213         }
3214     }
3215
3216     _assume(false);
3217 }
3218
3219 - (void) _readStatus:(NSNumber *)fd { _pooled
3220     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3221     std::istream is(&ib);
3222     std::string line;
3223
3224     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3225     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3226
3227     while (std::getline(is, line)) {
3228         const char *data(line.c_str());
3229         size_t size(line.size());
3230         lprintf("S:%s\n", data);
3231
3232         if (conffile_r(data, size))
3233             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3234         else if (strncmp(data, "status: ", 8) == 0)
3235             [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:[NSString stringWithUTF8String:(data + 8)] waitUntilDone:YES];
3236         else if (pmstatus_r(data, size)) {
3237             std::string type([pmstatus_r[1] UTF8String]);
3238             NSString *id = pmstatus_r[2];
3239
3240             float percent([pmstatus_r[3] floatValue]);
3241             [delegate_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3242
3243             NSString *string = pmstatus_r[4];
3244
3245             if (type == "pmerror")
3246                 [delegate_ performSelectorOnMainThread:@selector(_setProgressErrorPackage:)
3247                     withObject:[NSArray arrayWithObjects:string, id, nil]
3248                     waitUntilDone:YES
3249                 ];
3250             else if (type == "pmstatus")
3251                 [delegate_ performSelectorOnMainThread:@selector(setProgressTitle:) withObject:string waitUntilDone:YES];
3252             else if (type == "pmconffile")
3253                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3254             else
3255                 lprintf("E:unknown pmstatus\n");
3256         } else
3257             lprintf("E:unknown status\n");
3258     }
3259
3260     _assume(false);
3261 }
3262
3263 - (void) _readOutput:(NSNumber *)fd { _pooled
3264     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3265     std::istream is(&ib);
3266     std::string line;
3267
3268     while (std::getline(is, line)) {
3269         lprintf("O:%s\n", line.c_str());
3270
3271         [delegate_ performSelectorOnMainThread:@selector(addProgressOutput:) withObject:[NSString stringWithUTF8String:line.c_str()] waitUntilDone:YES];
3272     }
3273
3274     _assume(false);
3275 }
3276
3277 - (FILE *) input {
3278     return input_;
3279 }
3280
3281 - (Package *) packageWithName:(NSString *)name {
3282 @synchronized (self) {
3283     if (static_cast<pkgDepCache *>(cache_) == NULL)
3284         return nil;
3285     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3286     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3287 } }
3288
3289 - (id) init {
3290     if ((self = [super init]) != nil) {
3291         policy_ = NULL;
3292         records_ = NULL;
3293         resolver_ = NULL;
3294         fetcher_ = NULL;
3295         lock_ = NULL;
3296
3297         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3298         apr_pool_create(&pool_, NULL);
3299
3300         size_t capacity(MetaFile_->active_);
3301         if (capacity == 0)
3302             capacity = 16384;
3303         else
3304             capacity += 1024;
3305
3306         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3307         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3308
3309         int fds[2];
3310
3311         _assert(pipe(fds) != -1);
3312         cydiafd_ = fds[1];
3313
3314         _config->Set("APT::Keep-Fds::", cydiafd_);
3315         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3316
3317         [NSThread
3318             detachNewThreadSelector:@selector(_readCydia:)
3319             toTarget:self
3320             withObject:[NSNumber numberWithInt:fds[0]]
3321         ];
3322
3323         _assert(pipe(fds) != -1);
3324         statusfd_ = fds[1];
3325
3326         [NSThread
3327             detachNewThreadSelector:@selector(_readStatus:)
3328             toTarget:self
3329             withObject:[NSNumber numberWithInt:fds[0]]
3330         ];
3331
3332         _assert(pipe(fds) != -1);
3333         _assert(dup2(fds[0], 0) != -1);
3334         _assert(close(fds[0]) != -1);
3335
3336         input_ = fdopen(fds[1], "a");
3337
3338         _assert(pipe(fds) != -1);
3339         _assert(dup2(fds[1], 1) != -1);
3340         _assert(close(fds[1]) != -1);
3341
3342         [NSThread
3343             detachNewThreadSelector:@selector(_readOutput:)
3344             toTarget:self
3345             withObject:[NSNumber numberWithInt:fds[0]]
3346         ];
3347     } return self;
3348 }
3349
3350 - (pkgCacheFile &) cache {
3351     return cache_;
3352 }
3353
3354 - (pkgDepCache::Policy *) policy {
3355     return policy_;
3356 }
3357
3358 - (pkgRecords *) records {
3359     return records_;
3360 }
3361
3362 - (pkgProblemResolver *) resolver {
3363     return resolver_;
3364 }
3365
3366 - (pkgAcquire &) fetcher {
3367     return *fetcher_;
3368 }
3369
3370 - (pkgSourceList &) list {
3371     return *list_;
3372 }
3373
3374 - (NSArray *) packages {
3375     return (NSArray *) packages_;
3376 }
3377
3378 - (NSArray *) sources {
3379     return sourceList_;
3380 }
3381
3382 - (Source *) sourceWithKey:(NSString *)key {
3383     for (Source *source in [self sources]) {
3384         if ([[source key] isEqualToString:key])
3385             return source;
3386     } return nil;
3387 }
3388
3389 - (bool) popErrorWithTitle:(NSString *)title {
3390     bool fatal(false);
3391
3392     while (!_error->empty()) {
3393         std::string error;
3394         bool warning(!_error->PopMessage(error));
3395         if (!warning)
3396             fatal = true;
3397
3398         for (;;) {
3399             size_t size(error.size());
3400             if (size == 0 || error[size - 1] != '\n')
3401                 break;
3402             error.resize(size - 1);
3403         }
3404
3405         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3406
3407         [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, (warning ? Warning_ : Error_), title]];
3408     }
3409
3410     return fatal;
3411 }
3412
3413 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3414     return [self popErrorWithTitle:title] || !success;
3415 }
3416
3417 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3418 @synchronized (self) {
3419     ++era_;
3420
3421     [self releasePackages];
3422
3423     sourceMap_.clear();
3424     [sourceList_ removeAllObjects];
3425
3426     _error->Discard();
3427
3428     delete list_;
3429     list_ = NULL;
3430     manager_ = NULL;
3431     delete lock_;
3432     lock_ = NULL;
3433     delete fetcher_;
3434     fetcher_ = NULL;
3435     delete resolver_;
3436     resolver_ = NULL;
3437     delete records_;
3438     records_ = NULL;
3439     delete policy_;
3440     policy_ = NULL;
3441
3442     cache_.Close();
3443
3444     apr_pool_clear(pool_);
3445
3446     NSRecycleZone(zone_);
3447     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3448
3449     int chk(creat("/tmp/cydia.chk", 0644));
3450     if (chk != -1)
3451         close(chk);
3452
3453     if (invocation != nil)
3454         [invocation invoke];
3455
3456     NSString *title(UCLocalize("DATABASE"));
3457
3458     _trace();
3459     OpProgress progress;
3460     while (!cache_.Open(progress, true)) { pop:
3461         std::string error;
3462         bool warning(!_error->PopMessage(error));
3463         lprintf("cache_.Open():[%s]\n", error.c_str());
3464
3465         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3466             [delegate_ repairWithSelector:@selector(configure)];
3467         else if (error == "The package lists or status file could not be parsed or opened.")
3468             [delegate_ repairWithSelector:@selector(update)];
3469         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3470         else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3471             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, Error_, title]];
3472         // else if (error == "The list of sources could not be read.")
3473         else {
3474             [delegate_ _setProgressError:[NSString stringWithUTF8String:error.c_str()] withTitle:[NSString stringWithFormat:Colon_, warning ? Warning_ : Error_, title]];
3475             return;
3476         }
3477
3478         if (warning)
3479             goto pop;
3480         _error->Discard();
3481     }
3482     _trace();
3483
3484     unlink("/tmp/cydia.chk");
3485
3486     now_ = [[NSDate date] timeIntervalSince1970];
3487
3488     policy_ = new pkgDepCache::Policy();
3489     records_ = new pkgRecords(cache_);
3490     resolver_ = new pkgProblemResolver(cache_);
3491     fetcher_ = new pkgAcquire(&status_);
3492     lock_ = NULL;
3493
3494     list_ = new pkgSourceList();
3495     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3496         return;
3497
3498     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3499         [delegate_ _setProgressError:@"COUNTS_NONZERO_EX" withTitle:title];
3500         return;
3501     }
3502
3503     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3504         return;
3505
3506     if (cache_->BrokenCount() != 0) {
3507         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3508             return;
3509
3510         if (cache_->BrokenCount() != 0) {
3511             [delegate_ _setProgressError:@"STILL_BROKEN_EX" withTitle:title];
3512             return;
3513         }
3514
3515         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3516             return;
3517     }
3518
3519     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3520         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3521         [sourceList_ addObject:object];
3522
3523         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3524         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3525             // XXX: this could be more intelligent
3526             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3527                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3528                 if (!cached.end())
3529                     sourceMap_[cached->ID] = object;
3530             }
3531     }
3532
3533     {
3534         /*std::vector<Package *> packages;
3535         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3536         [packages_ release];
3537         packages_ = nil;*/
3538
3539         _trace();
3540
3541         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3542             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3543                 //packages.push_back(package);
3544                 CFArrayAppendValue(packages_, [package retain]);
3545
3546         _trace();
3547
3548         /*if (packages.empty())
3549             packages_ = [[NSArray alloc] init];
3550         else
3551             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3552         _trace();*/
3553
3554         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3555         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3556         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3557
3558         /*_trace();
3559         PrintTimes();
3560         _trace();*/
3561
3562         _trace();
3563
3564         /*if (!packages.empty())
3565             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3566         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3567
3568         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3569
3570         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3571
3572         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3573
3574         _trace();
3575
3576         size_t count(CFArrayGetCount(packages_));
3577         MetaFile_->active_ = count;
3578
3579         for (size_t index(0); index != count; ++index)
3580             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3581
3582         _trace();
3583     }
3584 } } CYPoolEnd() _trace(); }
3585
3586 - (void) clear {
3587 @synchronized (self) {
3588     delete resolver_;
3589     resolver_ = new pkgProblemResolver(cache_);
3590
3591     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3592         if (!cache_[iterator].Keep())
3593             cache_->MarkKeep(iterator, false);
3594         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3595             cache_->SetReInstall(iterator, false);
3596 } }
3597
3598 - (void) configure {
3599     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3600     _trace();
3601     system([dpkg UTF8String]);
3602     _trace();
3603 }
3604
3605 - (bool) clean {
3606     // XXX: I don't remember this condition
3607     if (lock_ != NULL)
3608         return false;
3609
3610     FileFd Lock;
3611     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3612
3613     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3614
3615     if ([self popErrorWithTitle:title])
3616         return false;
3617
3618     pkgAcquire fetcher;
3619     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3620
3621     class LogCleaner :
3622         public pkgArchiveCleaner
3623     {
3624       protected:
3625         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3626             unlink(File);
3627         }
3628     } cleaner;
3629
3630     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3631         return false;
3632
3633     return true;
3634 }
3635
3636 - (bool) prepare {
3637     fetcher_->Shutdown();
3638
3639     pkgRecords records(cache_);
3640
3641     lock_ = new FileFd();
3642     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3643
3644     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3645
3646     if ([self popErrorWithTitle:title])
3647         return false;
3648
3649     pkgSourceList list;
3650     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3651         return false;
3652
3653     manager_ = (_system->CreatePM(cache_));
3654     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3655         return false;
3656
3657     return true;
3658 }
3659
3660 - (void) perform {
3661     bool substrate(RestartSubstrate_);
3662     RestartSubstrate_ = false;
3663
3664     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3665
3666     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3667         pkgSourceList list;
3668         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3669             return;
3670         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3671             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3672     }
3673
3674     [CydiaApp performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3675
3676     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3677         _trace();
3678         [self popErrorWithTitle:title];
3679         return;
3680     }
3681
3682     bool failed = false;
3683     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3684         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3685             continue;
3686         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3687             continue;
3688
3689         failed = true;
3690     }
3691
3692     [CydiaApp performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3693
3694     if (failed) {
3695         _trace();
3696         return;
3697     }
3698
3699     if (substrate)
3700         RestartSubstrate_ = true;
3701
3702     _system->UnLock();
3703     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3704
3705     if (_error->PendingError()) {
3706         _trace();
3707         return;
3708     }
3709
3710     if (result == pkgPackageManager::Failed) {
3711         _trace();
3712         return;
3713     }
3714
3715     if (result != pkgPackageManager::Completed) {
3716         _trace();
3717         return;
3718     }
3719
3720     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3721         pkgSourceList list;
3722         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3723             return;
3724         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3725             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3726     }
3727
3728     if (![before isEqualToArray:after])
3729         [self update];
3730 }
3731
3732 - (bool) upgrade {
3733     NSString *title(UCLocalize("UPGRADE"));
3734     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3735         return false;
3736     return true;
3737 }
3738
3739 - (void) update {
3740     [self updateWithStatus:status_];
3741 }
3742
3743 - (void) updateWithStatus:(Status &)status {
3744     NSString *title(UCLocalize("REFRESHING_DATA"));
3745
3746     pkgSourceList list;
3747     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3748         return;
3749
3750     FileFd lock;
3751     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3752     if ([self popErrorWithTitle:title])
3753         return;
3754
3755     if ([self popErrorWithTitle:title forOperation:ListUpdate(status, list, PulseInterval_)])
3756         /* XXX: ignore this because users suck and don't understand why refreshing is important: return */
3757         /* XXX: why the hell is an empty if statement a clang error? */ (void) 0;
3758
3759     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3760     Changed_ = true;
3761 }
3762
3763 - (void) setDelegate:(id)delegate {
3764     delegate_ = delegate;
3765     status_.setDelegate(delegate);
3766 }
3767
3768 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3769     SourceMap::const_iterator i(sourceMap_.find(file->ID));
3770     return i == sourceMap_.end() ? nil : i->second;
3771 }
3772
3773 - (NSString *) mappedSectionForPointer:(const char *)section {
3774     _H<NSString> *mapped;
3775
3776     _profile(Database$mappedSectionForPointer$Cache)
3777         mapped = &sections_[section];
3778     _end
3779
3780     if (*mapped == NULL) {
3781         size_t length(strlen(section));
3782         char spaced[length + 1];
3783
3784         _profile(Database$mappedSectionForPointer$Replace)
3785             for (size_t index(0); index != length; ++index)
3786                 spaced[index] = section[index] == '_' ? ' ' : section[index];
3787             spaced[length] = '\0';
3788         _end
3789
3790         NSString *string;
3791
3792         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
3793             string = [NSString stringWithUTF8String:spaced];
3794         _end
3795
3796         _profile(Database$mappedSectionForPointer$Map)
3797             string = [SectionMap_ objectForKey:string] ?: string;
3798         _end
3799
3800         *mapped = string;
3801     } return *mapped;
3802 }
3803
3804 @end
3805 /* }}} */
3806
3807 /* Web Scripting {{{ */
3808 @interface CydiaObject : NSObject {
3809     id indirect_;
3810     _transient id delegate_;
3811 }
3812
3813 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3814
3815 @end
3816
3817 @implementation CydiaObject
3818
3819 - (void) dealloc {
3820     [indirect_ release];
3821     [super dealloc];
3822 }
3823
3824 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3825     if ((self = [super init]) != nil) {
3826         indirect_ = [indirect retain];
3827     } return self;
3828 }
3829
3830 - (void) setDelegate:(id)delegate {
3831     delegate_ = delegate;
3832 }
3833
3834 + (NSArray *) _attributeKeys {
3835     return [NSArray arrayWithObjects:
3836         @"device",
3837         @"ecid",
3838         @"model",
3839         @"plmn",
3840         @"role",
3841         @"serial",
3842     nil];
3843 }
3844
3845 - (NSArray *) attributeKeys {
3846     return [[self class] _attributeKeys];
3847 }
3848
3849 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3850     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3851 }
3852
3853 - (NSString *) device {
3854     return [[UIDevice currentDevice] uniqueIdentifier];
3855 }
3856
3857 - (NSString *) plmn {
3858     return PLMN_;
3859 }
3860
3861 - (NSString *) ecid {
3862     return ChipID_;
3863 }
3864
3865 - (NSString *) serial {
3866     return SerialNumber_;
3867 }
3868
3869 - (NSString *) role {
3870     return Role_;
3871 }
3872
3873 - (NSString *) model {
3874     return [NSString stringWithUTF8String:Machine_];
3875 }
3876
3877 + (NSString *) webScriptNameForSelector:(SEL)selector {
3878     if (false);
3879     else if (selector == @selector(addTrivialSource:))
3880         return @"addTrivialSource";
3881     else if (selector == @selector(close))
3882         return @"close";
3883     else if (selector == @selector(du:))
3884         return @"du";
3885     else if (selector == @selector(stringWithFormat:arguments:))
3886         return @"format";
3887     else if (selector == @selector(getAllSources))
3888         return @"getAllSourcs";
3889     else if (selector == @selector(getKernelNumber:))
3890         return @"getKernelNumber";
3891     else if (selector == @selector(getKernelString:))
3892         return @"getKernelString";
3893     else if (selector == @selector(getInstalledPackages))
3894         return @"getInstalledPackages";
3895     else if (selector == @selector(getPackageById:))
3896         return @"getPackageById";
3897     else if (selector == @selector(installPackages:))
3898         return @"installPackages";
3899     else if (selector == @selector(localizedStringForKey:value:table:))
3900         return @"localize";
3901     else if (selector == @selector(refreshSources))
3902         return @"refreshSources";
3903     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3904         return @"setButtonImage";
3905     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3906         return @"setButtonTitle";
3907     else if (selector == @selector(setPopupHook:))
3908         return @"setPopupHook";
3909     else if (selector == @selector(setToken:))
3910         return @"setToken";
3911     else if (selector == @selector(setViewportWidth:))
3912         return @"setViewportWidth";
3913     else if (selector == @selector(statfs:))
3914         return @"statfs";
3915     else if (selector == @selector(supports:))
3916         return @"supports";
3917     else
3918         return nil;
3919 }
3920
3921 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3922     return [self webScriptNameForSelector:selector] == nil;
3923 }
3924
3925 - (BOOL) supports:(NSString *)feature {
3926     return [feature isEqualToString:@"window.open"];
3927 }
3928
3929 - (NSNumber *) getKernelNumber:(NSString *)name {
3930     const char *string([name UTF8String]);
3931
3932     size_t size;
3933     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3934         return (id) [NSNull null];
3935
3936     if (size != sizeof(int))
3937         return (id) [NSNull null];
3938
3939     int value;
3940     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
3941         return (id) [NSNull null];
3942
3943     return [NSNumber numberWithInt:value];
3944 }
3945
3946 - (NSString *) getKernelString:(NSString *)name {
3947     const char *string([name UTF8String]);
3948
3949     size_t size;
3950     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
3951         return (id) [NSNull null];
3952
3953     char value[size + 1];
3954     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
3955         return (id) [NSNull null];
3956
3957     // XXX: just in case you request something ludicrous
3958     value[size] = '\0';
3959
3960     return [NSString stringWithCString:value];
3961 }
3962
3963 - (void) addTrivialSource:(NSString *)href {
3964     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
3965 }
3966
3967 - (void) refreshSources {
3968     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
3969 }
3970
3971 - (NSArray *) getAllSources {
3972     return [[Database sharedInstance] sources];
3973 }
3974
3975 - (NSArray *) getInstalledPackages {
3976     Database *database([Database sharedInstance]);
3977 @synchronized (database) {
3978     NSArray *packages([database packages]);
3979     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
3980     for (Package *package in packages)
3981         if (![package uninstalled])
3982             [installed addObject:package];
3983     return installed;
3984 } }
3985
3986 - (Package *) getPackageById:(NSString *)id {
3987     Package *package([[Database sharedInstance] packageWithName:id]);
3988     [package parse];
3989     return package;
3990 }
3991
3992 - (NSArray *) statfs:(NSString *)path {
3993     struct statfs stat;
3994
3995     if (path == nil || statfs([path UTF8String], &stat) == -1)
3996         return nil;
3997
3998     return [NSArray arrayWithObjects:
3999         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4000         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4001         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4002     nil];
4003 }
4004
4005 - (NSNumber *) du:(NSString *)path {
4006     NSNumber *value(nil);
4007
4008     int fds[2];
4009     _assert(pipe(fds) != -1);
4010
4011     pid_t pid(ExecFork());
4012     if (pid == 0) {
4013         _assert(dup2(fds[1], 1) != -1);
4014         _assert(close(fds[0]) != -1);
4015         _assert(close(fds[1]) != -1);
4016         /* XXX: this should probably not use du */
4017         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4018         exit(1);
4019         _assert(false);
4020     }
4021
4022     _assert(close(fds[1]) != -1);
4023
4024     if (FILE *du = fdopen(fds[0], "r")) {
4025         char line[1024];
4026         while (fgets(line, sizeof(line), du) != NULL) {
4027             size_t length(strlen(line));
4028             while (length != 0 && line[length - 1] == '\n')
4029                 line[--length] = '\0';
4030             if (char *tab = strchr(line, '\t')) {
4031                 *tab = '\0';
4032                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4033             }
4034         }
4035
4036         fclose(du);
4037     } else _assert(close(fds[0]));
4038
4039     int status;
4040   wait:
4041     if (waitpid(pid, &status, 0) == -1)
4042         if (errno == EINTR)
4043             goto wait;
4044         else _assert(false);
4045
4046     return value;
4047 }
4048
4049 - (void) close {
4050     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4051 }
4052
4053 - (void) installPackages:(NSArray *)packages {
4054     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4055 }
4056
4057 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4058     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4059 }
4060
4061 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4062     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4063 }
4064
4065 - (void) _setToken:(NSString *)token {
4066     if (Token_ != nil)
4067         [Token_ release];
4068     Token_ = [token retain];
4069
4070     [Metadata_ setObject:Token_ forKey:@"Token"];
4071     Changed_ = true;
4072 }
4073
4074 - (void) setToken:(NSString *)token {
4075     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4076 }
4077
4078 - (void) setPopupHook:(id)function {
4079     [indirect_ setPopupHook:function];
4080 }
4081
4082 - (void) setViewportWidth:(float)width {
4083     [indirect_ setViewportWidthOnMainThread:width];
4084 }
4085
4086 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4087     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4088     unsigned count([arguments count]);
4089     id values[count];
4090     for (unsigned i(0); i != count; ++i)
4091         values[i] = [arguments objectAtIndex:i];
4092     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4093 }
4094
4095 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4096     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4097         value = nil;
4098     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4099         table = nil;
4100     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4101 }
4102
4103 @end
4104 /* }}} */
4105
4106 /* @ Loading... Indicator {{{ */
4107 @interface CYLoadingIndicator : UIView {
4108     UIActivityIndicatorView *spinner_;
4109     UILabel *label_;
4110     UIView *container_;
4111 }
4112
4113 @property (readonly, nonatomic) UILabel *label;
4114 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4115
4116 @end
4117
4118 @implementation CYLoadingIndicator
4119
4120 - (id) initWithFrame:(CGRect)frame {
4121     if ((self = [super initWithFrame:frame]) != nil) {
4122         container_ = [[[UIView alloc] init] autorelease];
4123         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4124
4125         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4126         [spinner_ startAnimating];
4127         [container_ addSubview:spinner_];
4128
4129         label_ = [[[UILabel alloc] init] autorelease];
4130         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4131         [label_ setBackgroundColor:[UIColor clearColor]];
4132         [label_ setTextColor:[UIColor blackColor]];
4133         [label_ setShadowColor:[UIColor whiteColor]];
4134         [label_ setShadowOffset:CGSizeMake(0, 1)];
4135         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4136         [container_ addSubview:label_];
4137
4138         CGSize viewsize = frame.size;
4139         CGSize spinnersize = [spinner_ bounds].size;
4140         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4141         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4142
4143         CGRect containrect = {
4144             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4145             CGSizeMake(bothwidth, spinnersize.height)
4146         };
4147         CGRect textrect = {
4148             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4149             textsize
4150         };
4151         CGRect spinrect = {
4152             CGPointZero,
4153             spinnersize
4154         };
4155
4156         [container_ setFrame:containrect];
4157         [spinner_ setFrame:spinrect];
4158         [label_ setFrame:textrect];
4159         [self addSubview:container_];
4160     } return self;
4161 }
4162
4163 - (UILabel *) label {
4164     return label_;
4165 }
4166
4167 - (UIActivityIndicatorView *) activityIndicatorView {
4168     return spinner_;
4169 }
4170
4171 @end
4172 /* }}} */
4173 /* Emulated Loading Controller {{{ */
4174 @interface CYEmulatedLoadingController : CYViewController <
4175     ProgressDelegate,
4176     ConfigurationDelegate
4177 > {
4178     _transient Database *database_;
4179     CYLoadingIndicator *indicator_;
4180     UITabBar *tabbar_;
4181     UINavigationBar *navbar_;
4182 }
4183
4184 @end
4185
4186 @implementation CYEmulatedLoadingController
4187
4188 - (void) dealloc {
4189     [self releaseSubviews];
4190     [database_ setDelegate:nil];
4191
4192     [super dealloc];
4193 }
4194
4195 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
4196     CYAlertView *sheet([[[CYAlertView alloc]
4197         initWithTitle:title
4198         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4199         defaultButtonIndex:0
4200     ] autorelease]);
4201
4202     [sheet setMessage:error];
4203     [sheet yieldToPopupAlertAnimated:YES];
4204     [sheet dismiss];
4205 }
4206
4207 - (void) setProgressTitle:(NSString *)title { }
4208 - (void) setProgressPercent:(NSNumber *)percent { }
4209 - (void) startProgress { }
4210 - (void) addProgressOutput:(NSString *)output { }
4211 - (bool) isProgressCancelled { return NO; }
4212 - (void) setConfigurationData:(NSString *)data { }
4213
4214 - (void) repairWithSelector:(SEL)selector {
4215     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("REPAIRING"), nil] waitUntilDone:YES];
4216     [database_ performSelector:selector];
4217     sleep(10);
4218     [[indicator_ label] performSelectorOnMainThread:@selector(setText:) withObject:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil] waitUntilDone:YES];
4219 }
4220
4221 - (id) initWithDatabase:(Database *)database {
4222     if ((self = [super init]) != nil) {
4223         database_ = database;
4224         [database_ setDelegate:self];
4225     } return self;
4226 }
4227
4228 - (void) loadView {
4229     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4230     [[self view] setBackgroundColor:[UIColor pinStripeColor]];
4231
4232     indicator_ = [[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]];
4233     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4234     [[self view] addSubview:indicator_];
4235
4236     tabbar_ = [[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)];
4237     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4238     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4239     [[self view] addSubview:tabbar_];
4240
4241     navbar_ = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)];
4242     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4243     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4244     [[self view] addSubview:navbar_];
4245 }
4246
4247 - (void) releaseSubviews {
4248     [indicator_ release];
4249     indicator_ = nil;
4250
4251     [tabbar_ release];
4252     tabbar_ = nil;
4253
4254     [navbar_ release];
4255     navbar_ = nil;
4256 }
4257
4258 @end
4259 /* }}} */
4260
4261 /* Cydia Browser Controller {{{ */
4262 @interface CYBrowserController : BrowserController {
4263     CydiaObject *cydia_;
4264 }
4265
4266 @end
4267
4268 @implementation CYBrowserController
4269
4270 - (void) dealloc {
4271     [cydia_ release];
4272     [super dealloc];
4273 }
4274
4275 - (NSURL *) navigationURL {
4276     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4277 }
4278
4279 - (void) setHeaders:(NSDictionary *)headers forHost:(NSString *)host {
4280 }
4281
4282 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4283     [super webView:view didClearWindowObject:window forFrame:frame];
4284
4285     WebDataSource *source([frame dataSource]);
4286     NSURLResponse *response([source response]);
4287
4288     NSURL *url([response URL]);
4289     NSString *scheme([url scheme]);
4290     NSString *host([url host]);
4291
4292     if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
4293         NSHTTPURLResponse *http((NSHTTPURLResponse *) response);
4294         NSDictionary *headers([http allHeaderFields]);
4295         [self setHeaders:headers forHost:host];
4296     }
4297
4298     if (
4299         [host isEqualToString:@"cydia.saurik.com"] ||
4300         [host hasSuffix:@".cydia.saurik.com"] ||
4301         [scheme isEqualToString:@"file"]
4302     )
4303         [window setValue:cydia_ forKey:@"cydia"];
4304 }
4305
4306 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
4307     if (System_ != NULL)
4308         [request setValue:System_ forHTTPHeaderField:@"X-System"];
4309     if (Machine_ != NULL)
4310         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4311     if (Token_ != nil)
4312         [request setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4313     if (Role_ != nil)
4314         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
4315 }
4316
4317 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4318     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4319     [self _setMoreHeaders:copy];
4320     return copy;
4321 }
4322
4323 - (void) setDelegate:(id)delegate {
4324     [super setDelegate:delegate];
4325     [cydia_ setDelegate:delegate];
4326 }
4327
4328 - (id) init {
4329     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4330         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4331
4332         WebView *webview([[webview_ _documentView] webView]);
4333
4334         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
4335
4336         NSString *application = package == nil ? @"Cydia" : [NSString
4337             stringWithFormat:@"Cydia/%@",
4338             [package installed]
4339         ];
4340
4341         if (Safari_ != nil)
4342             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4343         if (Build_ != nil)
4344             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4345         if (Product_ != nil)
4346             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4347
4348         [webview setApplicationNameForUserAgent:application];
4349     } return self;
4350 }
4351
4352 @end
4353 /* }}} */
4354
4355 // CydiaScript {{{
4356 @interface NSObject (CydiaScript)
4357 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4358 @end
4359
4360 @implementation NSObject (CydiaScript)
4361
4362 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4363     return self;
4364 }
4365
4366 @end
4367
4368 @implementation NSArray (CydiaScript)
4369
4370 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4371     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4372     for (size_t i(0), e([self count]); i != e; ++i)
4373         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4374     return object;
4375 }
4376
4377 @end
4378
4379 @implementation NSDictionary (CydiaScript)
4380
4381 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4382     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4383     for (id i in self)
4384         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4385     return object;
4386 }
4387
4388 @end
4389 // }}}
4390
4391 /* Confirmation Controller {{{ */
4392 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4393     if (!iterator.end())
4394         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4395             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4396                 continue;
4397             pkgCache::PkgIterator package(dep.TargetPkg());
4398             if (package.end())
4399                 continue;
4400             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4401                 return true;
4402         }
4403
4404     return false;
4405 }
4406
4407 @protocol ConfirmationControllerDelegate
4408 - (void) cancelAndClear:(bool)clear;
4409 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4410 - (void) queue;
4411 @end
4412
4413 @interface ConfirmationController : CYBrowserController {
4414     _transient Database *database_;
4415
4416     UIAlertView *essential_;
4417
4418     NSDictionary *changes_;
4419     NSMutableArray *issues_;
4420     NSDictionary *sizes_;
4421
4422     BOOL substrate_;
4423 }
4424
4425 - (id) initWithDatabase:(Database *)database;
4426
4427 @end
4428
4429 @implementation ConfirmationController
4430
4431 - (void) dealloc {
4432     [changes_ release];
4433     [issues_ release];
4434     [sizes_ release];
4435
4436     if (essential_ != nil)
4437         [essential_ release];
4438
4439     [super dealloc];
4440 }
4441
4442 - (void) complete {
4443     if (substrate_)
4444         RestartSubstrate_ = true;
4445     [delegate_ confirmWithNavigationController:[self navigationController]];
4446 }
4447
4448 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4449     NSString *context([alert context]);
4450
4451     if ([context isEqualToString:@"remove"]) {
4452         if (button == [alert cancelButtonIndex])
4453             [self dismissModalViewControllerAnimated:YES];
4454         else if (button == [alert firstOtherButtonIndex]) {
4455             [self complete];
4456         }
4457
4458         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4459     } else if ([context isEqualToString:@"unable"]) {
4460         [self dismissModalViewControllerAnimated:YES];
4461         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4462     } else {
4463         [super alertView:alert clickedButtonAtIndex:button];
4464     }
4465 }
4466
4467 - (void) _doContinue {
4468     [self dismissModalViewControllerAnimated:YES];
4469     [delegate_ cancelAndClear:NO];
4470 }
4471
4472 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4473     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4474     return nil;
4475 }
4476
4477 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4478     [super webView:view didClearWindowObject:window forFrame:frame];
4479
4480     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4481         changes_, @"changes",
4482         issues_, @"issues",
4483         sizes_, @"sizes",
4484         self, @"queue",
4485     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4486 }
4487
4488 - (id) initWithDatabase:(Database *)database {
4489     if ((self = [super init]) != nil) {
4490         database_ = database;
4491
4492         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4493         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4494         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4495         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4496         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4497
4498         bool remove(false);
4499
4500         pkgCacheFile &cache([database_ cache]);
4501         NSArray *packages([database_ packages]);
4502         pkgDepCache::Policy *policy([database_ policy]);
4503
4504         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4505
4506         for (Package *package in packages) {
4507             pkgCache::PkgIterator iterator([package iterator]);
4508             NSString *name([package id]);
4509
4510             if ([package broken]) {
4511                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4512
4513                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4514                     name, @"package",
4515                     reasons, @"reasons",
4516                 nil]];
4517
4518                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4519                 if (ver.end())
4520                     continue;
4521
4522                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4523                     pkgCache::DepIterator start;
4524                     pkgCache::DepIterator end;
4525                     dep.GlobOr(start, end); // ++dep
4526
4527                     if (!cache->IsImportantDep(end))
4528                         continue;
4529                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4530                         continue;
4531
4532                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4533
4534                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4535                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4536                         clauses, @"clauses",
4537                     nil]];
4538
4539                     _forever {
4540                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4541
4542                         pkgCache::PkgIterator target(start.TargetPkg());
4543                         if (target->ProvidesList != 0)
4544                             reason = @"missing";
4545                         else {
4546                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4547                             if (!ver.end()) {
4548                                 reason = @"installed";
4549                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4550                             } else if (!cache[target].CandidateVerIter(cache).end())
4551                                 reason = @"uninstalled";
4552                             else if (target->ProvidesList == 0)
4553                                 reason = @"uninstallable";
4554                             else
4555                                 reason = @"virtual";
4556                         }
4557
4558                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4559                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4560                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4561                         nil]);
4562
4563                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4564                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4565                             version, @"version",
4566                             reason, @"reason",
4567                             installed, @"installed",
4568                         nil]];
4569
4570                         // yes, seriously. (wtf?)
4571                         if (start == end)
4572                             break;
4573                         ++start;
4574                     }
4575                 }
4576             }
4577
4578             pkgDepCache::StateCache &state(cache[iterator]);
4579
4580             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4581
4582             if (state.NewInstall())
4583                 [installs addObject:name];
4584             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4585                 [reinstalls addObject:name];
4586             else if (state.Upgrade())
4587                 [upgrades addObject:name];
4588             else if (state.Downgrade())
4589                 [downgrades addObject:name];
4590             else if (!state.Delete())
4591                 continue;
4592             else if (special_r(name))
4593                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4594                     [NSNull null], @"package",
4595                     [NSArray arrayWithObjects:
4596                         [NSDictionary dictionaryWithObjectsAndKeys:
4597                             @"Conflicts", @"relationship",
4598                             [NSArray arrayWithObjects:
4599                                 [NSDictionary dictionaryWithObjectsAndKeys:
4600                                     name, @"package",
4601                                     [NSNull null], @"version",
4602                                     @"installed", @"reason",
4603                                 nil],
4604                             nil], @"clauses",
4605                         nil],
4606                     nil], @"reasons",
4607                 nil]];
4608             else {
4609                 if ([package essential])
4610                     remove = true;
4611                 [removes addObject:name];
4612             }
4613
4614             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4615             substrate_ |= DepSubstrate(iterator.CurrentVer());
4616         }
4617
4618         if (!remove)
4619             essential_ = nil;
4620         else if (Advanced_) {
4621             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4622
4623             essential_ = [[UIAlertView alloc]
4624                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
4625                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
4626                 delegate:self
4627                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
4628                 otherButtonTitles:
4629                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
4630                 nil
4631             ];
4632
4633             [essential_ setContext:@"remove"];
4634         } else {
4635             essential_ = [[UIAlertView alloc]
4636                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
4637                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
4638                 delegate:self
4639                 cancelButtonTitle:UCLocalize("OKAY")
4640                 otherButtonTitles:nil
4641             ];
4642
4643             [essential_ setContext:@"unable"];
4644         }
4645
4646         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4647             installs, @"installs",
4648             reinstalls, @"reinstalls",
4649             upgrades, @"upgrades",
4650             downgrades, @"downgrades",
4651             removes, @"removes",
4652         nil];
4653
4654         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
4655             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
4656             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
4657         nil];
4658
4659         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/confirm/", UI_]]];
4660
4661         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
4662             initWithTitle:UCLocalize("CANCEL")
4663             style:UIBarButtonItemStylePlain
4664             target:self
4665             action:@selector(cancelButtonClicked)
4666         ] autorelease]];
4667     } return self;
4668 }
4669
4670 #if !AlwaysReload
4671 - (void) applyRightButton {
4672     if ([issues_ count] == 0 && ![self isLoading])
4673         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
4674             initWithTitle:UCLocalize("CONFIRM")
4675             style:UIBarButtonItemStyleDone
4676             target:self
4677             action:@selector(confirmButtonClicked)
4678         ] autorelease]];
4679     else
4680         [[self navigationItem] setRightBarButtonItem:nil];
4681 }
4682 #endif
4683
4684 - (void) cancelButtonClicked {
4685     [self dismissModalViewControllerAnimated:YES];
4686     [delegate_ cancelAndClear:YES];
4687 }
4688
4689 #if !AlwaysReload
4690 - (void) confirmButtonClicked {
4691     if (essential_ != nil)
4692         [essential_ show];
4693     else
4694         [self complete];
4695 }
4696 #endif
4697
4698 @end
4699 /* }}} */
4700
4701 /* Progress Data {{{ */
4702 @interface ProgressData : NSObject {
4703     SEL selector_;
4704     // XXX: should these really both be _transient?
4705     _transient id target_;
4706     _transient id object_;
4707 }
4708
4709 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4710
4711 - (SEL) selector;
4712 - (id) target;
4713 - (id) object;
4714
4715 @end
4716
4717 @implementation ProgressData
4718
4719 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4720     if ((self = [super init]) != nil) {
4721         selector_ = selector;
4722         target_ = target;
4723         object_ = object;
4724     } return self;
4725 }
4726
4727 - (SEL) selector {
4728     return selector_;
4729 }
4730
4731 - (id) target {
4732     return target_;
4733 }
4734
4735 - (id) object {
4736     return object_;
4737 }
4738
4739 @end
4740 /* }}} */
4741 /* Progress Controller {{{ */
4742 @interface ProgressController : CYViewController <
4743     ConfigurationDelegate,
4744     ProgressDelegate
4745 > {
4746     _transient Database *database_;
4747     UIProgressBar *progress_;
4748     UITextView *output_;
4749     UITextLabel *status_;
4750     UIPushButton *close_;
4751     BOOL running_;
4752     SHA1SumValue springlist_;
4753     SHA1SumValue notifyconf_;
4754     NSString *title_;
4755 }
4756
4757 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
4758
4759 - (void) _retachThread;
4760 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4761
4762 - (BOOL) isRunning;
4763
4764 @end
4765
4766 @protocol ProgressControllerDelegate
4767 - (void) progressControllerIsComplete:(ProgressController *)sender;
4768 @end
4769
4770 @implementation ProgressController
4771
4772 - (void) dealloc {
4773     [database_ setDelegate:nil];
4774     [progress_ release];
4775     [output_ release];
4776     [status_ release];
4777     [close_ release];
4778     if (title_ != nil)
4779         [title_ release];
4780     [super dealloc];
4781 }
4782
4783 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
4784     if ((self = [super init]) != nil) {
4785         database_ = database;
4786         [database_ setDelegate:self];
4787         delegate_ = delegate;
4788
4789         [[self view] setBackgroundColor:[UIColor colorWithRed:0.0f green:0.0f blue:0.0f alpha:1.0f]];
4790
4791         progress_ = [[UIProgressBar alloc] init];
4792         [progress_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4793         [progress_ setStyle:0];
4794
4795         status_ = [[UITextLabel alloc] init];
4796         [status_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4797         [status_ setColor:[UIColor whiteColor]];
4798         [status_ setBackgroundColor:[UIColor clearColor]];
4799         [status_ setCentersHorizontally:YES];
4800         //[status_ setFont:font];
4801
4802         output_ = [[UITextView alloc] init];
4803         [output_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4804         //[output_ setTextFont:@"Courier New"];
4805         [output_ setFont:[[output_ font] fontWithSize:12]];
4806         [output_ setTextColor:[UIColor whiteColor]];
4807         [output_ setBackgroundColor:[UIColor clearColor]];
4808         [output_ setMarginTop:0];
4809         [output_ setAllowsRubberBanding:YES];
4810         [output_ setEditable:NO];
4811         [[self view] addSubview:output_];
4812
4813         close_ = [[UIPushButton alloc] init];
4814         [close_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin)];
4815         [close_ setAutosizesToFit:NO];
4816         [close_ setDrawsShadow:YES];
4817         [close_ setStretchBackground:YES];
4818         [close_ setEnabled:YES];
4819         [close_ setTitleFont:[UIFont boldSystemFontOfSize:22]];
4820         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:UIControlEventTouchUpInside];
4821         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4822         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4823     } return self;
4824 }
4825
4826 - (void) positionViews {
4827     CGRect bounds = [[self view] bounds];
4828     CGSize prgsize = [UIProgressBar defaultSize];
4829
4830     CGRect prgrect = {{
4831         (bounds.size.width - prgsize.width) / 2,
4832         bounds.size.height - prgsize.height - 20
4833     }, prgsize};
4834
4835     float closewidth = std::min(bounds.size.width - 20, 300.0f);
4836
4837     [progress_ setFrame:prgrect];
4838     [status_ setFrame:CGRectMake(
4839         10,
4840         bounds.size.height - prgsize.height - 50,
4841         bounds.size.width - 20,
4842         24
4843     )];
4844     [output_ setFrame:CGRectMake(
4845         10,
4846         20,
4847         bounds.size.width - 20,
4848         bounds.size.height - 96
4849     )];
4850     [close_ setFrame:CGRectMake(
4851         (bounds.size.width - closewidth) / 2,
4852         bounds.size.height - prgsize.height - 50,
4853         closewidth,
4854         32 + prgsize.height
4855     )];
4856 }
4857
4858 - (void) viewWillAppear:(BOOL)animated {
4859     [super viewDidAppear:animated];
4860     [[self navigationItem] setHidesBackButton:YES];
4861     [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
4862
4863     [self positionViews];
4864 }
4865
4866 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
4867     [self positionViews];
4868 }
4869
4870 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4871     NSString *context([alert context]);
4872
4873     if ([context isEqualToString:@"conffile"]) {
4874         FILE *input = [database_ input];
4875         if (button == [alert cancelButtonIndex])
4876             fprintf(input, "N\n");
4877         else if (button == [alert firstOtherButtonIndex])
4878             fprintf(input, "Y\n");
4879         fflush(input);
4880
4881         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4882     }
4883 }
4884
4885 - (void) closeButtonPushed {
4886     running_ = NO;
4887
4888     UpdateExternalStatus(0);
4889
4890     switch (Finish_) {
4891         case 0:
4892             [self dismissModalViewControllerAnimated:YES];
4893         break;
4894
4895         case 1:
4896             [delegate_ terminateWithSuccess];
4897             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
4898                 [delegate_ suspendWithAnimation:YES];
4899             else
4900                 [delegate_ suspend];*/
4901         break;
4902
4903         case 2:
4904             _trace();
4905             goto reload;
4906
4907         case 3:
4908             _trace();
4909             goto reload;
4910
4911         reload:
4912             system("/usr/bin/sbreload");
4913             _trace();
4914         break;
4915
4916         case 4:
4917             _trace();
4918             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
4919                 SBReboot(SBSSpringBoardServerPort());
4920             else
4921                 reboot2(RB_AUTOBOOT);
4922         break;
4923     }
4924 }
4925
4926 - (void) _retachThread {
4927     [[self navigationItem] setTitle:UCLocalize("COMPLETE")];
4928
4929     [[self view] addSubview:close_];
4930     [progress_ removeFromSuperview];
4931     [status_ removeFromSuperview];
4932
4933     [database_ popErrorWithTitle:title_];
4934     [delegate_ progressControllerIsComplete:self];
4935
4936     if (Finish_ < 4) {
4937         FileFd file;
4938         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4939             _error->Discard();
4940         else {
4941             MMap mmap(file, MMap::ReadOnly);
4942             SHA1Summation sha1;
4943             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4944             if (!(notifyconf_ == sha1.Result()))
4945                 Finish_ = 4;
4946         }
4947     }
4948
4949     if (Finish_ < 3) {
4950         FileFd file;
4951         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4952             _error->Discard();
4953         else {
4954             MMap mmap(file, MMap::ReadOnly);
4955             SHA1Summation sha1;
4956             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4957             if (!(springlist_ == sha1.Result()))
4958                 Finish_ = 3;
4959         }
4960     }
4961
4962     if (Finish_ < 2) {
4963         if (RestartSubstrate_)
4964             Finish_ = 2;
4965     }
4966
4967     RestartSubstrate_ = false;
4968
4969     switch (Finish_) {
4970         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
4971         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4972         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4973         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4974         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4975     }
4976
4977     _trace();
4978     system("su -c /usr/bin/uicache mobile");
4979     _trace();
4980
4981     UpdateExternalStatus(Finish_ == 0 ? 2 : 0);
4982
4983     [delegate_ setStatusBarShowsProgress:NO];
4984 }
4985
4986 - (void) _detachNewThreadInvocation:(NSInvocation *)invocation { _pooled
4987     [invocation invoke];
4988     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4989 }
4990
4991 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4992     UpdateExternalStatus(1);
4993
4994     if (title_ != nil)
4995         [title_ release];
4996     if (title == nil)
4997         title_ = nil;
4998     else
4999         title_ = [title retain];
5000
5001     [[self navigationItem] setTitle:title_];
5002
5003     [status_ setText:nil];
5004     [output_ setText:@""];
5005     [progress_ setProgress:0];
5006
5007     [close_ removeFromSuperview];
5008     [[self view] addSubview:progress_];
5009     [[self view] addSubview:status_];
5010
5011     [delegate_ setStatusBarShowsProgress:YES];
5012     running_ = YES;
5013
5014     {
5015         FileFd file;
5016         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5017             _error->Discard();
5018         else {
5019             MMap mmap(file, MMap::ReadOnly);
5020             SHA1Summation sha1;
5021             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5022             notifyconf_ = sha1.Result();
5023         }
5024     }
5025
5026     {
5027         FileFd file;
5028         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5029             _error->Discard();
5030         else {
5031             MMap mmap(file, MMap::ReadOnly);
5032             SHA1Summation sha1;
5033             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5034             springlist_ = sha1.Result();
5035         }
5036     }
5037
5038     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
5039     [invocation setTarget:target];
5040     [invocation setSelector:selector];
5041     _assert(object == nil);
5042
5043     [NSThread detachNewThreadSelector:@selector(_detachNewThreadInvocation:) toTarget:self withObject:invocation];
5044 }
5045
5046 - (void) repairWithSelector:(SEL)selector {
5047     [self
5048         detachNewThreadSelector:selector
5049         toTarget:database_
5050         withObject:nil
5051         title:UCLocalize("REPAIRING")
5052     ];
5053 }
5054
5055 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
5056     CYAlertView *sheet([[[CYAlertView alloc]
5057         initWithTitle:title
5058         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
5059         defaultButtonIndex:0
5060     ] autorelease]);
5061
5062     [sheet setMessage:error];
5063     [sheet yieldToPopupAlertAnimated:YES];
5064     [sheet dismiss];
5065 }
5066
5067 - (void) startProgress {
5068 }
5069
5070 - (bool) isProgressCancelled {
5071     return false;
5072 }
5073
5074 - (void) setConfigurationData:(NSString *)data {
5075     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
5076
5077     if (!conffile_r(data)) {
5078         lprintf("E:invalid conffile\n");
5079         return;
5080     }
5081
5082     NSString *ofile = conffile_r[1];
5083     //NSString *nfile = conffile_r[2];
5084
5085     UIAlertView *alert = [[[UIAlertView alloc]
5086         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
5087         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
5088         delegate:self
5089         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
5090         otherButtonTitles:
5091             UCLocalize("ACCEPT_NEW_COPY"),
5092             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
5093         nil
5094     ] autorelease];
5095
5096     [alert setContext:@"conffile"];
5097     [alert show];
5098 }
5099
5100 - (void) setProgressTitle:(NSString *)title {
5101     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
5102     for (size_t i(0), e([words count]); i != e; ++i) {
5103         NSString *word([words objectAtIndex:i]);
5104         if (Package *package = [database_ packageWithName:word])
5105             [words replaceObjectAtIndex:i withObject:[package name]];
5106     }
5107
5108     [status_ setText:[words componentsJoinedByString:@" "]];
5109 }
5110
5111 - (void) setProgressPercent:(NSNumber *)percent {
5112     [progress_ setProgress:[percent floatValue]];
5113 }
5114
5115 - (void) addProgressOutput:(NSString *)output {
5116     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
5117     CGSize size = [output_ contentSize];
5118     CGPoint offset = [output_ contentOffset];
5119     if (size.height - offset.y < [output_ frame].size.height + 20.f) {
5120         CGRect rect = {{0, size.height-1}, {size.width, 1}};
5121         [output_ scrollRectToVisible:rect animated:YES];
5122     }
5123 }
5124
5125 - (BOOL) isRunning {
5126     return running_;
5127 }
5128
5129 @end
5130 /* }}} */
5131
5132 /* Cell Content View {{{ */
5133 @protocol ContentDelegate
5134 - (void) drawContentRect:(CGRect)rect;
5135 @end
5136
5137 @interface ContentView : UIView {
5138     _transient id<ContentDelegate> delegate_;
5139 }
5140
5141 @end
5142
5143 @implementation ContentView
5144
5145 - (id) initWithFrame:(CGRect)frame {
5146     if ((self = [super initWithFrame:frame]) != nil) {
5147         [self setNeedsDisplayOnBoundsChange:YES];
5148     } return self;
5149 }
5150
5151 - (void) setDelegate:(id<ContentDelegate>)delegate {
5152     delegate_ = delegate;
5153 }
5154
5155 - (void) drawRect:(CGRect)rect {
5156     [super drawRect:rect];
5157     [delegate_ drawContentRect:rect];
5158 }
5159
5160 @end
5161 /* }}} */
5162 /* Cydia TableView Cell {{{ */
5163 @interface CYTableViewCell : UITableViewCell {
5164     ContentView *content_;
5165     bool highlighted_;
5166 }
5167
5168 @end
5169
5170 @implementation CYTableViewCell
5171
5172 - (void) dealloc {
5173     [content_ release];
5174     [super dealloc];
5175 }
5176
5177 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5178     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5179
5180     if (view == content_) {
5181         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5182         highlighted_ = highlighted;
5183     }
5184
5185     [super _updateHighlightColorsForView:view highlighted:highlighted];
5186 }
5187
5188 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5189     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5190     highlighted_ = selected;
5191
5192     [super setSelected:selected animated:animated];
5193     [content_ setNeedsDisplay];
5194 }
5195
5196 @end
5197 /* }}} */
5198
5199 /* Package Cell {{{ */
5200 @interface PackageCell : CYTableViewCell <
5201     ContentDelegate
5202 > {
5203     UIImage *icon_;
5204     NSString *name_;
5205     NSString *description_;
5206     bool commercial_;
5207     NSString *source_;
5208     UIImage *badge_;
5209     Package *package_;
5210     UIImage *placard_;
5211 }
5212
5213 - (PackageCell *) init;
5214 - (void) setPackage:(Package *)package;
5215
5216 - (void) drawContentRect:(CGRect)rect;
5217
5218 @end
5219
5220 @implementation PackageCell
5221
5222 - (void) clearPackage {
5223     if (icon_ != nil) {
5224         [icon_ release];
5225         icon_ = nil;
5226     }
5227
5228     if (name_ != nil) {
5229         [name_ release];
5230         name_ = nil;
5231     }
5232
5233     if (description_ != nil) {
5234         [description_ release];
5235         description_ = nil;
5236     }
5237
5238     if (source_ != nil) {
5239         [source_ release];
5240         source_ = nil;
5241     }
5242
5243     if (badge_ != nil) {
5244         [badge_ release];
5245         badge_ = nil;
5246     }
5247
5248     if (placard_ != nil) {
5249         [placard_ release];
5250         placard_ = nil;
5251     }
5252
5253     [package_ release];
5254     package_ = nil;
5255 }
5256
5257 - (void) dealloc {
5258     [self clearPackage];
5259     [super dealloc];
5260 }
5261
5262 - (PackageCell *) init {
5263     CGRect frame(CGRectMake(0, 0, 320, 74));
5264     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5265         UIView *content([self contentView]);
5266         CGRect bounds([content bounds]);
5267
5268         content_ = [[ContentView alloc] initWithFrame:bounds];
5269         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5270         [content addSubview:content_];
5271
5272         [content_ setDelegate:self];
5273         [content_ setOpaque:YES];
5274     } return self;
5275 }
5276
5277 - (NSString *) accessibilityLabel {
5278     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5279 }
5280
5281 - (void) setPackage:(Package *)package {
5282     [self clearPackage];
5283     [package parse];
5284
5285     Source *source = [package source];
5286
5287     icon_ = [[package icon] retain];
5288     name_ = [[package name] retain];
5289
5290     if (IsWildcat_)
5291         description_ = [package longDescription];
5292     if (description_ == nil)
5293         description_ = [package shortDescription];
5294     if (description_ != nil)
5295         description_ = [description_ retain];
5296
5297     commercial_ = [package isCommercial];
5298
5299     package_ = [package retain];
5300
5301     NSString *label = nil;
5302     bool trusted = false;
5303
5304     if (source != nil) {
5305         label = [source label];
5306         trusted = [source trusted];
5307     } else if ([[package id] isEqualToString:@"firmware"])
5308         label = UCLocalize("APPLE");
5309     else
5310         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5311
5312     NSString *from(label);
5313
5314     NSString *section = [package simpleSection];
5315     if (section != nil && ![section isEqualToString:label]) {
5316         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5317         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5318     }
5319
5320     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5321     source_ = [from retain];
5322
5323     if (NSString *purpose = [package primaryPurpose])
5324         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5325             badge_ = [badge_ retain];
5326
5327     UIColor *color;
5328     NSString *placard;
5329
5330     if (NSString *mode = [package_ mode]) {
5331         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5332             color = RemovingColor_;
5333             //placard = @"removing";
5334         } else {
5335             color = InstallingColor_;
5336             //placard = @"installing";
5337         }
5338
5339         // XXX: the removing/installing placards are not @2x
5340         placard = nil;
5341     } else {
5342         color = [UIColor whiteColor];
5343
5344         if ([package installed] != nil)
5345             placard = @"installed";
5346         else
5347             placard = nil;
5348     }
5349
5350     [content_ setBackgroundColor:color];
5351
5352     if (placard != nil)
5353         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5354             placard_ = [placard_ retain];
5355
5356     [self setNeedsDisplay];
5357     [content_ setNeedsDisplay];
5358 }
5359
5360 - (void) drawContentRect:(CGRect)rect {
5361     bool highlighted(highlighted_);
5362     float width([self bounds].size.width);
5363
5364 #if 0
5365     CGContextRef context(UIGraphicsGetCurrentContext());
5366     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5367     CGContextFillRect(context, rect);
5368 #endif
5369
5370     if (icon_ != nil) {
5371         CGRect rect;
5372         rect.size = [icon_ size];
5373
5374         rect.size.width /= 2;
5375         rect.size.height /= 2;
5376
5377         rect.origin.x = 25 - rect.size.width / 2;
5378         rect.origin.y = 25 - rect.size.height / 2;
5379
5380         [icon_ drawInRect:rect];
5381     }
5382
5383     if (badge_ != nil) {
5384         CGRect rect;
5385         rect.size = [badge_ size];
5386
5387         rect.size.width /= 2;
5388         rect.size.height /= 2;
5389
5390         rect.origin.x = 36 - rect.size.width / 2;
5391         rect.origin.y = 36 - rect.size.height / 2;
5392
5393         [badge_ drawInRect:rect];
5394     }
5395
5396     if (highlighted)
5397         UISetColor(White_);
5398
5399     if (!highlighted)
5400         UISetColor(commercial_ ? Purple_ : Black_);
5401     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5402     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5403
5404     if (!highlighted)
5405         UISetColor(commercial_ ? Purplish_ : Gray_);
5406     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5407
5408     if (placard_ != nil)
5409         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5410 }
5411
5412 @end
5413 /* }}} */
5414 /* Section Cell {{{ */
5415 @interface SectionCell : CYTableViewCell <
5416     ContentDelegate
5417 > {
5418     NSString *basic_;
5419     NSString *section_;
5420     NSString *name_;
5421     NSString *count_;
5422     UIImage *icon_;
5423     UISwitch *switch_;
5424     BOOL editing_;
5425 }
5426
5427 - (void) setSection:(Section *)section editing:(BOOL)editing;
5428
5429 @end
5430
5431 @implementation SectionCell
5432
5433 - (void) clearSection {
5434     if (basic_ != nil) {
5435         [basic_ release];
5436         basic_ = nil;
5437     }
5438
5439     if (section_ != nil) {
5440         [section_ release];
5441         section_ = nil;
5442     }
5443
5444     if (name_ != nil) {
5445         [name_ release];
5446         name_ = nil;
5447     }
5448
5449     if (count_ != nil) {
5450         [count_ release];
5451         count_ = nil;
5452     }
5453 }
5454
5455 - (void) dealloc {
5456     [self clearSection];
5457     [icon_ release];
5458     [switch_ release];
5459     [super dealloc];
5460 }
5461
5462 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5463     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5464         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5465         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5466         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5467
5468         UIView *content([self contentView]);
5469         CGRect bounds([content bounds]);
5470
5471         content_ = [[ContentView alloc] initWithFrame:bounds];
5472         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5473         [content addSubview:content_];
5474         [content_ setBackgroundColor:[UIColor whiteColor]];
5475
5476         [content_ setDelegate:self];
5477     } return self;
5478 }
5479
5480 - (void) onSwitch:(id)sender {
5481     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5482     if (metadata == nil) {
5483         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5484         [Sections_ setObject:metadata forKey:basic_];
5485     }
5486
5487     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5488     Changed_ = true;
5489 }
5490
5491 - (void) setSection:(Section *)section editing:(BOOL)editing {
5492     if (editing != editing_) {
5493         if (editing_)
5494             [switch_ removeFromSuperview];
5495         else
5496             [self addSubview:switch_];
5497         editing_ = editing;
5498     }
5499
5500     [self clearSection];
5501
5502     if (section == nil) {
5503         name_ = [UCLocalize("ALL_PACKAGES") retain];
5504         count_ = nil;
5505     } else {
5506         basic_ = [section name];
5507         if (basic_ != nil)
5508             basic_ = [basic_ retain];
5509
5510         section_ = [section localized];
5511         if (section_ != nil)
5512             section_ = [section_ retain];
5513
5514         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5515         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5516
5517         if (editing_)
5518             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5519     }
5520
5521     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5522     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5523
5524     [content_ setNeedsDisplay];
5525 }
5526
5527 - (void) setFrame:(CGRect)frame {
5528     [super setFrame:frame];
5529
5530     CGRect rect([switch_ frame]);
5531     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5532 }
5533
5534 - (NSString *) accessibilityLabel {
5535     return name_;
5536 }
5537
5538 - (void) drawContentRect:(CGRect)rect {
5539     bool highlighted(highlighted_ && !editing_);
5540
5541     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5542
5543     if (highlighted)
5544         UISetColor(White_);
5545
5546     float width(rect.size.width);
5547     if (editing_)
5548         width -= 87;
5549
5550     if (!highlighted)
5551         UISetColor(Black_);
5552     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5553
5554     CGSize size = [count_ sizeWithFont:Font14_];
5555
5556     UISetColor(White_);
5557     if (count_ != nil)
5558         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5559 }
5560
5561 @end
5562 /* }}} */
5563
5564 /* File Table {{{ */
5565 @interface FileTable : CYViewController <
5566     UITableViewDataSource,
5567     UITableViewDelegate
5568 > {
5569     _transient Database *database_;
5570     Package *package_;
5571     NSString *name_;
5572     NSMutableArray *files_;
5573     UITableView *list_;
5574 }
5575
5576 - (id) initWithDatabase:(Database *)database;
5577 - (void) setPackage:(Package *)package;
5578
5579 @end
5580
5581 @implementation FileTable
5582
5583 - (void) dealloc {
5584     [self releaseSubviews];
5585
5586     [package_ release];
5587     [name_ release];
5588     [files_ release];
5589
5590     [super dealloc];
5591 }
5592
5593 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5594     return files_ == nil ? 0 : [files_ count];
5595 }
5596
5597 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5598     return 24.0f;
5599 }*/
5600
5601 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5602     static NSString *reuseIdentifier = @"Cell";
5603
5604     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5605     if (cell == nil) {
5606         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5607         [cell setFont:[UIFont systemFontOfSize:16]];
5608     }
5609     [cell setText:[files_ objectAtIndex:indexPath.row]];
5610     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5611
5612     return cell;
5613 }
5614
5615 - (NSURL *) navigationURL {
5616     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5617 }
5618
5619 - (void) loadView {
5620     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5621
5622     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5623     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5624     [list_ setRowHeight:24.0f];
5625     [list_ setDataSource:self];
5626     [list_ setDelegate:self];
5627     [[self view] addSubview:list_];
5628 }
5629
5630 - (void) viewDidLoad {
5631     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5632 }
5633
5634 - (void) releaseSubviews {
5635     [list_ release];
5636     list_ = nil;
5637 }
5638
5639 - (id) initWithDatabase:(Database *)database {
5640     if ((self = [super init]) != nil) {
5641         database_ = database;
5642
5643         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5644     } return self;
5645 }
5646
5647 - (void) setPackage:(Package *)package {
5648     if (package_ != nil) {
5649         [package_ autorelease];
5650         package_ = nil;
5651     }
5652
5653     if (name_ != nil) {
5654         [name_ release];
5655         name_ = nil;
5656     }
5657
5658     [files_ removeAllObjects];
5659
5660     if (package != nil) {
5661         package_ = [package retain];
5662         name_ = [[package id] retain];
5663
5664         if (NSArray *files = [package files])
5665             [files_ addObjectsFromArray:files];
5666
5667         if ([files_ count] != 0) {
5668             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5669                 [files_ removeObjectAtIndex:0];
5670             [files_ sortUsingSelector:@selector(compareByPath:)];
5671
5672             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5673             [stack addObject:@"/"];
5674
5675             for (int i(0), e([files_ count]); i != e; ++i) {
5676                 NSString *file = [files_ objectAtIndex:i];
5677                 while (![file hasPrefix:[stack lastObject]])
5678                     [stack removeLastObject];
5679                 NSString *directory = [stack lastObject];
5680                 [stack addObject:[file stringByAppendingString:@"/"]];
5681                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5682                     ([stack count] - 2) * 3, "",
5683                     [file substringFromIndex:[directory length]]
5684                 ]];
5685             }
5686         }
5687     }
5688
5689     [list_ reloadData];
5690 }
5691
5692 - (void) reloadData {
5693     [super reloadData];
5694
5695     [self setPackage:[database_ packageWithName:name_]];
5696 }
5697
5698 @end
5699 /* }}} */
5700 /* Package Controller {{{ */
5701 @interface CYPackageController : CYBrowserController <
5702     UIActionSheetDelegate
5703 > {
5704     _transient Database *database_;
5705     Package *package_;
5706     NSString *name_;
5707     bool commercial_;
5708     NSMutableArray *buttons_;
5709     UIBarButtonItem *button_;
5710 }
5711
5712 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
5713
5714 @end
5715
5716 @implementation CYPackageController
5717
5718 - (void) dealloc {
5719     if (package_ != nil)
5720         [package_ release];
5721     if (name_ != nil)
5722         [name_ release];
5723
5724     [buttons_ release];
5725
5726     if (button_ != nil)
5727         [button_ release];
5728
5729     [super dealloc];
5730 }
5731
5732 - (NSURL *) navigationURL {
5733     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", name_]];
5734 }
5735
5736 /* XXX: this is not safe at all... localization of /fail/ */
5737 - (void) _clickButtonWithName:(NSString *)name {
5738     if ([name isEqualToString:UCLocalize("CLEAR")])
5739         [delegate_ clearPackage:package_];
5740     else if ([name isEqualToString:UCLocalize("INSTALL")])
5741         [delegate_ installPackage:package_];
5742     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5743         [delegate_ installPackage:package_];
5744     else if ([name isEqualToString:UCLocalize("REMOVE")])
5745         [delegate_ removePackage:package_];
5746     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5747         [delegate_ installPackage:package_];
5748     else _assert(false);
5749 }
5750
5751 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
5752     NSString *context([sheet context]);
5753
5754     if ([context isEqualToString:@"modify"]) {
5755         if (button != [sheet cancelButtonIndex]) {
5756             NSString *buttonName = [buttons_ objectAtIndex:button];
5757             [self _clickButtonWithName:buttonName];
5758         }
5759
5760         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
5761     }
5762 }
5763
5764 - (bool) _allowJavaScriptPanel {
5765     return commercial_;
5766 }
5767
5768 #if !AlwaysReload
5769 - (void) _customButtonClicked {
5770     int count([buttons_ count]);
5771     if (count == 0)
5772         return;
5773
5774     if (count == 1)
5775         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5776     else {
5777         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
5778         [buttons addObjectsFromArray:buttons_];
5779
5780         UIActionSheet *sheet = [[[UIActionSheet alloc]
5781             initWithTitle:nil
5782             delegate:self
5783             cancelButtonTitle:nil
5784             destructiveButtonTitle:nil
5785             otherButtonTitles:nil
5786         ] autorelease];
5787
5788         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
5789         if (!IsWildcat_) {
5790            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
5791            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
5792         }
5793         [sheet setContext:@"modify"];
5794
5795         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
5796     }
5797 }
5798
5799 // We don't want to allow non-commercial packages to do custom things to the install button,
5800 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
5801 - (void) customButtonClicked {
5802     if (commercial_)
5803         [super customButtonClicked];
5804     else
5805         [self _customButtonClicked];
5806 }
5807
5808 - (void) reloadButtonClicked {
5809     // Don't reload a commerical package by tapping the loading button,
5810     // but if it's not an Install button, we should forward it on.
5811     if (![package_ uninstalled])
5812         [self _customButtonClicked];
5813 }
5814
5815 - (void) applyLoadingTitle {
5816     // Don't show "Loading" as the title. Ever.
5817 }
5818
5819 - (UIBarButtonItem *) rightButton {
5820     return button_;
5821 }
5822 #endif
5823
5824 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
5825     if ((self = [super init]) != nil) {
5826         database_ = database;
5827         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5828         name_ = [[NSString alloc] initWithString:name];
5829         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/package/#!/%@", UI_, name_]]];
5830     } return self;
5831 }
5832
5833 - (void) reloadData {
5834     if (package_ != nil)
5835         [package_ autorelease];
5836     package_ = [database_ packageWithName:name_];
5837
5838     [buttons_ removeAllObjects];
5839
5840     if (package_ != nil) {
5841         [package_ parse];
5842
5843         package_ = [package_ retain];
5844         commercial_ = [package_ isCommercial];
5845
5846         if ([package_ mode] != nil)
5847             [buttons_ addObject:UCLocalize("CLEAR")];
5848         if ([package_ source] == nil);
5849         else if ([package_ upgradableAndEssential:NO])
5850             [buttons_ addObject:UCLocalize("UPGRADE")];
5851         else if ([package_ uninstalled])
5852             [buttons_ addObject:UCLocalize("INSTALL")];
5853         else
5854             [buttons_ addObject:UCLocalize("REINSTALL")];
5855         if (![package_ uninstalled])
5856             [buttons_ addObject:UCLocalize("REMOVE")];
5857     }
5858
5859     if (button_ != nil)
5860         [button_ release];
5861
5862     NSString *title;
5863     switch ([buttons_ count]) {
5864         case 0: title = nil; break;
5865         case 1: title = [buttons_ objectAtIndex:0]; break;
5866         default: title = UCLocalize("MODIFY"); break;
5867     }
5868
5869     button_ = [[UIBarButtonItem alloc]
5870         initWithTitle:title
5871         style:UIBarButtonItemStylePlain
5872         target:self
5873         action:@selector(customButtonClicked)
5874     ];
5875
5876     [super reloadData];
5877 }
5878
5879 - (bool) isLoading {
5880     return commercial_ ? [super isLoading] : false;
5881 }
5882
5883 @end
5884 /* }}} */
5885
5886 /* Package List Controller {{{ */
5887 @interface PackageListController : CYViewController <
5888     UITableViewDataSource,
5889     UITableViewDelegate
5890 > {
5891     _transient Database *database_;
5892     unsigned era_;
5893     NSMutableArray *packages_;
5894     NSMutableArray *sections_;
5895     UITableView *list_;
5896     NSMutableArray *index_;
5897     NSMutableDictionary *indices_;
5898     NSString *title_;
5899 }
5900
5901 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
5902 - (void) setDelegate:(id)delegate;
5903 - (void) resetCursor;
5904
5905 @end
5906
5907 @implementation PackageListController
5908
5909 - (void) dealloc {
5910     [packages_ release];
5911     [sections_ release];
5912     [list_ release];
5913     [index_ release];
5914     [indices_ release];
5915     [title_ release];
5916
5917     [super dealloc];
5918 }
5919
5920 - (void) deselectWithAnimation:(BOOL)animated {
5921     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
5922 }
5923
5924 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
5925     CGRect base = [[self view] bounds];
5926     base.size.height -= bounds.size.height;
5927     base.origin = [list_ frame].origin;
5928
5929     [UIView beginAnimations:nil context:NULL];
5930     [UIView setAnimationBeginsFromCurrentState:YES];
5931     [UIView setAnimationCurve:curve];
5932     [UIView setAnimationDuration:duration];
5933     [list_ setFrame:base];
5934     [UIView commitAnimations];
5935 }
5936
5937 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
5938     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
5939 }
5940
5941 - (void) resizeForKeyboardBounds:(CGRect)bounds {
5942     [self resizeForKeyboardBounds:bounds duration:0];
5943 }
5944
5945 - (void) keyboardWillShow:(NSNotification *)notification {
5946     CGRect bounds;
5947     CGPoint center;
5948     NSTimeInterval duration;
5949     UIViewAnimationCurve curve;
5950     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
5951     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
5952     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5953     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5954
5955     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);
5956     UIViewController *base = self;
5957     while ([base parentViewController] != nil)
5958         base = [base parentViewController];
5959     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
5960     CGRect intersection = CGRectIntersection(viewframe, kbframe);
5961
5962     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
5963 }
5964
5965 - (void) keyboardWillHide:(NSNotification *)notification {
5966     NSTimeInterval duration;
5967     UIViewAnimationCurve curve;
5968     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
5969     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
5970
5971     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
5972 }
5973
5974 - (void) viewWillAppear:(BOOL)animated {
5975     [super viewWillAppear:animated];
5976
5977     [self resizeForKeyboardBounds:CGRectZero];
5978     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
5979     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
5980 }
5981
5982 - (void) viewWillDisappear:(BOOL)animated {
5983     [super viewWillDisappear:animated];
5984
5985     [self resizeForKeyboardBounds:CGRectZero];
5986     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
5987     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
5988 }
5989
5990 - (void) viewDidAppear:(BOOL)animated {
5991     [super viewDidAppear:animated];
5992     [self deselectWithAnimation:animated];
5993 }
5994
5995 - (void) didSelectPackage:(Package *)package {
5996     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
5997     [view setDelegate:delegate_];
5998     [[self navigationController] pushViewController:view animated:YES];
5999 }
6000
6001 #if TryIndexedCollation
6002 + (BOOL) hasIndexedCollation {
6003     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6004 }
6005 #endif
6006
6007 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6008     NSInteger count([sections_ count]);
6009     return count == 0 ? 1 : count;
6010 }
6011
6012 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6013     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6014         return nil;
6015     return [[sections_ objectAtIndex:section] name];
6016 }
6017
6018 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6019     if ([sections_ count] == 0)
6020         return 0;
6021     return [[sections_ objectAtIndex:section] count];
6022 }
6023
6024 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6025 @synchronized (database_) {
6026     if ([database_ era] != era_)
6027         return nil;
6028
6029     Section *section([sections_ objectAtIndex:[path section]]);
6030     NSInteger row([path row]);
6031     Package *package([packages_ objectAtIndex:([section row] + row)]);
6032     return [[package retain] autorelease];
6033 } }
6034
6035 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6036     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6037     if (cell == nil)
6038         cell = [[[PackageCell alloc] init] autorelease];
6039     [cell setPackage:[self packageAtIndexPath:path]];
6040     return cell;
6041 }
6042
6043 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6044     Package *package([self packageAtIndexPath:path]);
6045     package = [database_ packageWithName:[package id]];
6046     [self didSelectPackage:package];
6047 }
6048
6049 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6050     // XXX: is 20 the most optimal number here?
6051     return [packages_ count] > 20 ? index_ : nil;
6052 }
6053
6054 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6055 #if TryIndexedCollation
6056     if ([[self class] hasIndexedCollation]) {
6057         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6058     }
6059 #endif
6060
6061     return index;
6062 }
6063
6064 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6065     if ((self = [super init]) != nil) {
6066         database_ = database;
6067         title_ = [title copy];
6068         [[self navigationItem] setTitle:title_];
6069
6070 #if TryIndexedCollation
6071         if ([[self class] hasIndexedCollation])
6072             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6073         else
6074 #endif
6075             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6076
6077         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6078
6079         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6080         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6081
6082         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6083         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6084         [list_ setRowHeight:73];
6085         [[self view] addSubview:list_];
6086
6087         [list_ setDataSource:self];
6088         [list_ setDelegate:self];
6089     } return self;
6090 }
6091
6092 - (void) setDelegate:(id)delegate {
6093     delegate_ = delegate;
6094 }
6095
6096 - (bool) hasPackage:(Package *)package {
6097     return true;
6098 }
6099
6100 - (void) reloadData {
6101     [super reloadData];
6102
6103     era_ = [database_ era];
6104     NSArray *packages = [database_ packages];
6105
6106     [packages_ removeAllObjects];
6107     [sections_ removeAllObjects];
6108
6109     _profile(PackageTable$reloadData$Filter)
6110         for (Package *package in packages)
6111             if ([self hasPackage:package])
6112                 [packages_ addObject:package];
6113     _end
6114
6115     [indices_ removeAllObjects];
6116
6117     Section *section = nil;
6118
6119 #if TryIndexedCollation
6120     if ([[self class] hasIndexedCollation]) {
6121         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6122         NSArray *titles = [collation sectionIndexTitles];
6123         int secidx = -1;
6124
6125         _profile(PackageTable$reloadData$Section)
6126             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6127                 Package *package;
6128                 int index;
6129
6130                 _profile(PackageTable$reloadData$Section$Package)
6131                     package = [packages_ objectAtIndex:offset];
6132                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6133                 _end
6134
6135                 while (secidx < index) {
6136                     secidx += 1;
6137
6138                     _profile(PackageTable$reloadData$Section$Allocate)
6139                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6140                     _end
6141
6142                     _profile(PackageTable$reloadData$Section$Add)
6143                         [sections_ addObject:section];
6144                     _end
6145                 }
6146
6147                 [section addToCount];
6148             }
6149         _end
6150     } else
6151 #endif
6152     {
6153         [index_ removeAllObjects];
6154
6155         _profile(PackageTable$reloadData$Section)
6156             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6157                 Package *package;
6158                 unichar index;
6159
6160                 _profile(PackageTable$reloadData$Section$Package)
6161                     package = [packages_ objectAtIndex:offset];
6162                     index = [package index];
6163                 _end
6164
6165                 if (section == nil || [section index] != index) {
6166                     _profile(PackageTable$reloadData$Section$Allocate)
6167                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6168                     _end
6169
6170                     [index_ addObject:[section name]];
6171                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6172
6173                     _profile(PackageTable$reloadData$Section$Add)
6174                         [sections_ addObject:section];
6175                     _end
6176                 }
6177
6178                 [section addToCount];
6179             }
6180         _end
6181     }
6182
6183     _profile(PackageTable$reloadData$List)
6184         [list_ reloadData];
6185     _end
6186 }
6187
6188 - (void) resetCursor {
6189     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6190 }
6191
6192 @end
6193 /* }}} */
6194 /* Filtered Package List Controller {{{ */
6195 @interface FilteredPackageListController : PackageListController {
6196     SEL filter_;
6197     IMP imp_;
6198     id object_;
6199 }
6200
6201 - (void) setObject:(id)object;
6202 - (void) setObject:(id)object forFilter:(SEL)filter;
6203
6204 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6205
6206 @end
6207
6208 @implementation FilteredPackageListController
6209
6210 - (void) dealloc {
6211     if (object_ != nil)
6212         [object_ release];
6213     [super dealloc];
6214 }
6215
6216 - (void) setFilter:(SEL)filter {
6217     filter_ = filter;
6218
6219     /* XXX: this is an unsafe optimization of doomy hell */
6220     Method method(class_getInstanceMethod([Package class], filter));
6221     _assert(method != NULL);
6222     imp_ = method_getImplementation(method);
6223     _assert(imp_ != NULL);
6224 }
6225
6226 - (void) setObject:(id)object {
6227     if (object_ != nil)
6228         [object_ release];
6229     if (object == nil)
6230         object_ = nil;
6231     else
6232         object_ = [object retain];
6233 }
6234
6235 - (void) setObject:(id)object forFilter:(SEL)filter {
6236     [self setFilter:filter];
6237     [self setObject:object];
6238 }
6239
6240 - (bool) hasPackage:(Package *)package {
6241     _profile(FilteredPackageTable$hasPackage)
6242         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6243     _end
6244 }
6245
6246 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6247     if ((self = [super initWithDatabase:database title:title]) != nil) {
6248         [self setFilter:filter];
6249         [self setObject:object];
6250     } return self;
6251 }
6252
6253 @end
6254 /* }}} */
6255
6256 /* Home Controller {{{ */
6257 @interface HomeController : CYBrowserController {
6258 }
6259
6260 @end
6261
6262 @implementation HomeController
6263
6264 + (BOOL) shouldHideNavigationBar {
6265     return NO;
6266 }
6267
6268 - (NSURL *) navigationURL {
6269     return [NSURL URLWithString:@"cydia://home"];
6270 }
6271
6272 - (void) _setMoreHeaders:(NSMutableURLRequest *)request {
6273     [super _setMoreHeaders:request];
6274
6275     if (ChipID_ != nil)
6276         [request setValue:ChipID_ forHTTPHeaderField:@"X-Chip-ID"];
6277     if (UniqueID_ != nil)
6278         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
6279     if (PLMN_ != nil)
6280         [request setValue:PLMN_ forHTTPHeaderField:@"X-Carrier-ID"];
6281 }
6282
6283 - (void) aboutButtonClicked {
6284     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6285
6286     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6287     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6288     [alert setCancelButtonIndex:0];
6289
6290     [alert setMessage:
6291         @"Copyright (C) 2008-2011\n"
6292         "Jay Freeman (saurik)\n"
6293         "saurik@saurik.com\n"
6294         "http://www.saurik.com/"
6295     ];
6296
6297     [alert show];
6298 }
6299
6300 - (void) viewWillDisappear:(BOOL)animated {
6301     [super viewWillDisappear:animated];
6302
6303     if ([[self class] shouldHideNavigationBar])
6304         [[self navigationController] setNavigationBarHidden:NO animated:animated];
6305 }
6306
6307 - (void) viewWillAppear:(BOOL)animated {
6308     if (![self hasLoaded])
6309         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/home/", UI_]]];
6310
6311     [super viewWillAppear:animated];
6312
6313     if ([[self class] shouldHideNavigationBar])
6314         [[self navigationController] setNavigationBarHidden:YES animated:animated];
6315 }
6316
6317 - (void) viewDidLoad {
6318     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6319         initWithTitle:UCLocalize("ABOUT")
6320         style:UIBarButtonItemStylePlain
6321         target:self
6322         action:@selector(aboutButtonClicked)
6323     ] autorelease]];
6324 }
6325
6326 @end
6327 /* }}} */
6328 /* Manage Controller {{{ */
6329 @interface ManageController : CYBrowserController {
6330 }
6331
6332 - (void) queueStatusDidChange;
6333
6334 @end
6335
6336 @implementation ManageController
6337
6338 - (NSURL *) navigationURL {
6339     return [NSURL URLWithString:@"cydia://manage"];
6340 }
6341
6342 - (void) viewWillAppear:(BOOL)animated {
6343     if (![self hasLoaded])
6344         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/manage/", UI_]]];
6345
6346     [super viewWillAppear:animated];
6347 }
6348
6349 - (void) viewDidLoad {
6350     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6351         initWithTitle:UCLocalize("SETTINGS")
6352         style:UIBarButtonItemStylePlain
6353         target:self
6354         action:@selector(settingsButtonClicked)
6355     ] autorelease]];
6356
6357     [self queueStatusDidChange];
6358 }
6359
6360 - (void) settingsButtonClicked {
6361     [delegate_ showSettings];
6362 }
6363
6364 #if !AlwaysReload
6365 - (void) queueButtonClicked {
6366     [delegate_ queue];
6367 }
6368
6369 - (void) applyLoadingTitle {
6370     // Disable "Loading" title.
6371 }
6372
6373 - (void) applyRightButton {
6374     // Disable right button.
6375 }
6376 #endif
6377
6378 - (void) queueStatusDidChange {
6379 #if !AlwaysReload
6380     if (!IsWildcat_ && Queuing_) {
6381         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6382             initWithTitle:UCLocalize("QUEUE")
6383             style:UIBarButtonItemStyleDone
6384             target:self
6385             action:@selector(queueButtonClicked)
6386         ] autorelease]];
6387     } else {
6388         [[self navigationItem] setRightBarButtonItem:nil];
6389     }
6390 #endif
6391 }
6392
6393 - (bool) isLoading {
6394     // Never show as loading.
6395     return false;
6396 }
6397
6398 @end
6399 /* }}} */
6400
6401 /* Refresh Bar {{{ */
6402 @interface RefreshBar : UINavigationBar {
6403     UIProgressIndicator *indicator_;
6404     UITextLabel *prompt_;
6405     UIProgressBar *progress_;
6406     UINavigationButton *cancel_;
6407 }
6408
6409 @end
6410
6411 @implementation RefreshBar
6412
6413 - (void) dealloc {
6414     [indicator_ release];
6415     [prompt_ release];
6416     [progress_ release];
6417     [cancel_ release];
6418     [super dealloc];
6419 }
6420
6421 - (void) positionViews {
6422     CGRect frame = [cancel_ frame];
6423     frame.size = [cancel_ sizeThatFits:frame.size];
6424     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6425     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6426     [cancel_ setFrame:frame];
6427
6428     CGSize prgsize = {75, 100};
6429     CGRect prgrect = {{
6430         [self frame].size.width - prgsize.width - 10,
6431         ([self frame].size.height - prgsize.height) / 2
6432     } , prgsize};
6433     [progress_ setFrame:prgrect];
6434
6435     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6436     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6437     CGRect indrect = {{indoffset, indoffset}, indsize};
6438     [indicator_ setFrame:indrect];
6439
6440     CGSize prmsize = {215, indsize.height + 4};
6441     CGRect prmrect = {{
6442         indoffset * 2 + indsize.width,
6443         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6444     }, prmsize};
6445     [prompt_ setFrame:prmrect];
6446 }
6447
6448 - (void) setFrame:(CGRect)frame {
6449     [super setFrame:frame];
6450     [self positionViews];
6451 }
6452
6453 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6454     if ((self = [super initWithFrame:frame]) != nil) {
6455         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6456
6457         [self setBarStyle:UIBarStyleBlack];
6458
6459         UIBarStyle barstyle([self _barStyle:NO]);
6460         bool ugly(barstyle == UIBarStyleDefault);
6461
6462         UIProgressIndicatorStyle style = ugly ?
6463             UIProgressIndicatorStyleMediumBrown :
6464             UIProgressIndicatorStyleMediumWhite;
6465
6466         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6467         [indicator_ setStyle:style];
6468         [indicator_ startAnimation];
6469         [self addSubview:indicator_];
6470
6471         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6472         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6473         [prompt_ setBackgroundColor:[UIColor clearColor]];
6474         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6475         [self addSubview:prompt_];
6476
6477         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6478         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6479         [progress_ setStyle:0];
6480         [self addSubview:progress_];
6481
6482         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6483         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6484         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6485         [cancel_ setBarStyle:barstyle];
6486
6487         [self positionViews];
6488     } return self;
6489 }
6490
6491 - (void) cancel {
6492     [cancel_ removeFromSuperview];
6493 }
6494
6495 - (void) start {
6496     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6497     [progress_ setProgress:0];
6498     [self addSubview:cancel_];
6499 }
6500
6501 - (void) stop {
6502     [cancel_ removeFromSuperview];
6503 }
6504
6505 - (void) setPrompt:(NSString *)prompt {
6506     [prompt_ setText:prompt];
6507 }
6508
6509 - (void) setProgress:(float)progress {
6510     [progress_ setProgress:progress];
6511 }
6512
6513 @end
6514 /* }}} */
6515
6516 @class CYNavigationController;
6517
6518 /* Cydia Tab Bar Controller {{{ */
6519 @interface CYTabBarController : UITabBarController <
6520     UITabBarControllerDelegate,
6521     ProgressDelegate
6522 > {
6523     _transient Database *database_;
6524     RefreshBar *refreshbar_;
6525
6526     bool dropped_;
6527     bool updating_;
6528     // XXX: ok, "updatedelegate_"?...
6529     _transient NSObject<CydiaDelegate> *updatedelegate_;
6530
6531     id root_;
6532     UIViewController *remembered_;
6533     _transient UIViewController *transient_;
6534 }
6535
6536 - (NSArray *) navigationURLCollection;
6537 - (void) dropBar:(BOOL)animated;
6538 - (void) beginUpdate;
6539 - (void) raiseBar:(BOOL)animated;
6540 - (BOOL) updating;
6541
6542 @end
6543
6544 @implementation CYTabBarController
6545
6546 - (void) setUnselectedViewController:(UIViewController *)transient {
6547     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6548     if (transient != nil) {
6549         if (transient_ == nil)
6550             remembered_ = [[controllers objectAtIndex:0] retain];
6551         transient_ = transient;
6552         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6553         [controllers replaceObjectAtIndex:0 withObject:transient_];
6554         [self setSelectedIndex:0];
6555         [self setViewControllers:controllers];
6556         [self concealTabBarSelection];
6557     } else if (remembered_ != nil) {
6558         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6559         transient_ = transient;
6560         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6561         [remembered_ release];
6562         remembered_ = nil;
6563         [self setViewControllers:controllers];
6564         [self revealTabBarSelection];
6565     }
6566 }
6567
6568 - (UIViewController *) unselectedViewController {
6569     return transient_;
6570 }
6571
6572 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6573     if ([self unselectedViewController])
6574         [self setUnselectedViewController:nil];
6575 }
6576
6577 - (NSArray *) navigationURLCollection {
6578     NSMutableArray *items([NSMutableArray array]);
6579
6580     // XXX: Should this deal with transient view controllers?
6581     for (id navigation in [self viewControllers]) {
6582         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6583         if (stack != nil)
6584             [items addObject:stack];
6585     }
6586
6587     return items;
6588 }
6589
6590 - (void) reloadData {
6591     for (CYViewController *controller in [self viewControllers])
6592         [controller reloadData];
6593
6594     [(CYNavigationController *)[self unselectedViewController] reloadData];
6595 }
6596
6597 - (void) dealloc {
6598     [refreshbar_ release];
6599     [[NSNotificationCenter defaultCenter] removeObserver:self];
6600
6601     [super dealloc];
6602 }
6603
6604 - (id) initWithDatabase:(Database *)database {
6605     if ((self = [super init]) != nil) {
6606         database_ = database;
6607         [self setDelegate:self];
6608
6609         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6610         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6611
6612         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6613     } return self;
6614 }
6615
6616 - (void) setUpdate:(NSDate *)date {
6617     [self beginUpdate];
6618 }
6619
6620 - (void) beginUpdate {
6621     [refreshbar_ start];
6622     [self dropBar:YES];
6623
6624     [updatedelegate_ retainNetworkActivityIndicator];
6625     updating_ = true;
6626
6627     [NSThread
6628         detachNewThreadSelector:@selector(performUpdate)
6629         toTarget:self
6630         withObject:nil
6631     ];
6632 }
6633
6634 - (void) performUpdate { _pooled
6635     Status status;
6636     status.setDelegate(self);
6637     [database_ updateWithStatus:status];
6638
6639     [self
6640         performSelectorOnMainThread:@selector(completeUpdate)
6641         withObject:nil
6642         waitUntilDone:NO
6643     ];
6644 }
6645
6646 - (void) stopUpdateWithSelector:(SEL)selector {
6647     updating_ = false;
6648     [updatedelegate_ releaseNetworkActivityIndicator];
6649
6650     [self raiseBar:YES];
6651     [refreshbar_ stop];
6652
6653     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6654 }
6655
6656 - (void) completeUpdate {
6657     if (!updating_)
6658         return;
6659     [self stopUpdateWithSelector:@selector(reloadData)];
6660 }
6661
6662 - (void) cancelUpdate {
6663     [self stopUpdateWithSelector:@selector(updateData)];
6664 }
6665
6666 - (void) cancelPressed {
6667     [self cancelUpdate];
6668 }
6669
6670 - (BOOL) updating {
6671     return updating_;
6672 }
6673
6674 - (void) setProgressError:(NSString *)error withTitle:(NSString *)title {
6675     [refreshbar_ setPrompt:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6676 }
6677
6678 - (void) startProgress {
6679 }
6680
6681 - (bool) isProgressCancelled {
6682     return !updating_;
6683 }
6684
6685 - (void) setProgressTitle:(NSString *)title {
6686     [refreshbar_ setPrompt:title];
6687 }
6688
6689 - (void) setProgressPercent:(NSNumber *)percent {
6690     [refreshbar_ setProgress:[percent floatValue]];
6691 }
6692
6693 - (void) addProgressOutput:(NSString *)output {
6694 }
6695
6696 - (void) setUpdateDelegate:(id)delegate {
6697     updatedelegate_ = delegate;
6698 }
6699
6700 - (CGFloat) statusBarHeight {
6701     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6702         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6703     } else {
6704         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6705     }
6706 }
6707
6708 - (UIView *) transitionView {
6709     if ([self respondsToSelector:@selector(_transitionView)])
6710         return [self _transitionView];
6711     else
6712         return MSHookIvar<id>(self, "_viewControllerTransitionView");
6713 }
6714
6715 - (void) dropBar:(BOOL)animated {
6716     if (dropped_)
6717         return;
6718     dropped_ = true;
6719
6720     UIView *transition([self transitionView]);
6721     [[self view] addSubview:refreshbar_];
6722
6723     CGRect barframe([refreshbar_ frame]);
6724
6725     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
6726         barframe.origin.y = [self statusBarHeight];
6727     else
6728         barframe.origin.y = 0;
6729
6730     [refreshbar_ setFrame:barframe];
6731
6732     if (animated)
6733         [UIView beginAnimations:nil context:NULL];
6734
6735     CGRect viewframe = [transition frame];
6736     viewframe.origin.y += barframe.size.height;
6737     viewframe.size.height -= barframe.size.height;
6738     [transition setFrame:viewframe];
6739
6740     if (animated)
6741         [UIView commitAnimations];
6742
6743     // Ensure bar has the proper width for our view, it might have changed
6744     barframe.size.width = viewframe.size.width;
6745     [refreshbar_ setFrame:barframe];
6746
6747     // XXX: fix Apple's layout bug
6748     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6749 }
6750
6751 - (void) raiseBar:(BOOL)animated {
6752     if (!dropped_)
6753         return;
6754     dropped_ = false;
6755
6756     UIView *transition([self transitionView]);
6757     [refreshbar_ removeFromSuperview];
6758
6759     CGRect barframe([refreshbar_ frame]);
6760
6761     if (animated)
6762         [UIView beginAnimations:nil context:NULL];
6763
6764     CGRect viewframe = [transition frame];
6765     viewframe.origin.y -= barframe.size.height;
6766     viewframe.size.height += barframe.size.height;
6767     [transition setFrame:viewframe];
6768
6769     if (animated)
6770         [UIView commitAnimations];
6771
6772     // XXX: fix Apple's layout bug
6773     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6774 }
6775
6776 #if 0
6777 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
6778     // XXX: fix Apple's layout bug
6779     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6780 }
6781 #endif
6782
6783 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
6784     bool dropped(dropped_);
6785
6786     if (dropped)
6787         [self raiseBar:NO];
6788
6789     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
6790
6791     if (dropped)
6792         [self dropBar:NO];
6793
6794     // XXX: fix Apple's layout bug
6795     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
6796 }
6797
6798 - (void) statusBarFrameChanged:(NSNotification *)notification {
6799     if (dropped_) {
6800         [self raiseBar:NO];
6801         [self dropBar:NO];
6802     }
6803 }
6804
6805 @end
6806 /* }}} */
6807 /* Cydia Navigation Controller {{{ */
6808 @interface CYNavigationController : UINavigationController {
6809     _transient Database *database_;
6810     _transient id<UINavigationControllerDelegate> delegate_;
6811 }
6812
6813 - (NSArray *) navigationURLCollection;
6814 - (id) initWithDatabase:(Database *)database;
6815 - (void) reloadData;
6816
6817 @end
6818
6819
6820 @implementation CYNavigationController
6821
6822 - (NSArray *) navigationURLCollection {
6823     NSMutableArray *stack([NSMutableArray array]);
6824
6825     for (CYViewController *controller in [self viewControllers]) {
6826         NSString *url = [[controller navigationURL] absoluteString];
6827         if (url != nil)
6828             [stack addObject:url];
6829     }
6830
6831     return stack;
6832 }
6833
6834 - (void) reloadData {
6835     for (CYViewController *page in [self viewControllers]) {
6836         // Only reload controllers that have already loaded.
6837         // This prevents a page from accidentally loading too
6838         // early if it hasn't been shown on the screen yet.
6839         if ([page hasLoaded])
6840             [page reloadData];
6841     }
6842 }
6843
6844 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
6845     delegate_ = delegate;
6846 }
6847
6848 - (id) initWithDatabase:(Database *)database {
6849     if ((self = [super init]) != nil) {
6850         database_ = database;
6851     } return self;
6852 }
6853
6854 @end
6855 /* }}} */
6856
6857 /* Cydia:// Protocol {{{ */
6858 @interface CydiaURLProtocol : NSURLProtocol {
6859 }
6860
6861 @end
6862
6863 @implementation CydiaURLProtocol
6864
6865 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6866     NSURL *url([request URL]);
6867     if (url == nil)
6868         return NO;
6869     NSString *scheme([[url scheme] lowercaseString]);
6870     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6871         return NO;
6872     return YES;
6873 }
6874
6875 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6876     return request;
6877 }
6878
6879 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6880     id<NSURLProtocolClient> client([self client]);
6881     if (icon == nil)
6882         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6883     else {
6884         NSData *data(UIImagePNGRepresentation(icon));
6885
6886         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6887         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6888         [client URLProtocol:self didLoadData:data];
6889         [client URLProtocolDidFinishLoading:self];
6890     }
6891 }
6892
6893 - (void) startLoading {
6894     id<NSURLProtocolClient> client([self client]);
6895     NSURLRequest *request([self request]);
6896
6897     NSURL *url([request URL]);
6898     NSString *href([url absoluteString]);
6899
6900     NSString *path([href substringFromIndex:8]);
6901     NSRange slash([path rangeOfString:@"/"]);
6902
6903     NSString *command;
6904     if (slash.location == NSNotFound) {
6905         command = path;
6906         path = nil;
6907     } else {
6908         command = [path substringToIndex:slash.location];
6909         path = [path substringFromIndex:(slash.location + 1)];
6910     }
6911
6912     Database *database([Database sharedInstance]);
6913
6914     if ([command isEqualToString:@"package-icon"]) {
6915         if (path == nil)
6916             goto fail;
6917         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6918         Package *package([database packageWithName:path]);
6919         if (package == nil)
6920             goto fail;
6921         UIImage *icon([package icon]);
6922         [self _returnPNGWithImage:icon forRequest:request];
6923     } else if ([command isEqualToString:@"source-icon"]) {
6924         if (path == nil)
6925             goto fail;
6926         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6927         NSString *source(Simplify(path));
6928         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6929         if (icon == nil)
6930             icon = [UIImage applicationImageNamed:@"unknown.png"];
6931         [self _returnPNGWithImage:icon forRequest:request];
6932     } else if ([command isEqualToString:@"uikit-image"]) {
6933         if (path == nil)
6934             goto fail;
6935         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6936         UIImage *icon(_UIImageWithName(path));
6937         [self _returnPNGWithImage:icon forRequest:request];
6938     } else if ([command isEqualToString:@"section-icon"]) {
6939         if (path == nil)
6940             goto fail;
6941         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6942         NSString *section(Simplify(path));
6943         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6944         if (icon == nil)
6945             icon = [UIImage applicationImageNamed:@"unknown.png"];
6946         [self _returnPNGWithImage:icon forRequest:request];
6947     } else fail: {
6948         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6949     }
6950 }
6951
6952 - (void) stopLoading {
6953 }
6954
6955 @end
6956 /* }}} */
6957
6958 /* Section Controller {{{ */
6959 @interface SectionController : FilteredPackageListController {
6960     NSString *section_;
6961 }
6962
6963 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
6964
6965 @end
6966
6967 @implementation SectionController
6968
6969 - (NSURL *) navigationURL {
6970     NSString *name = section_;
6971     if (name == nil)
6972         name = @"all";
6973
6974     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
6975 }
6976
6977 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
6978     NSString *title;
6979     if (name == nil)
6980         title = UCLocalize("ALL_PACKAGES");
6981     else if (![name isEqual:@""])
6982         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6983     else
6984         title = UCLocalize("NO_SECTION");
6985
6986     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
6987         section_ = name;
6988     } return self;
6989 }
6990
6991 @end
6992 /* }}} */
6993 /* Sections Controller {{{ */
6994 @interface SectionsController : CYViewController <
6995     UITableViewDataSource,
6996     UITableViewDelegate
6997 > {
6998     _transient Database *database_;
6999     NSMutableArray *sections_;
7000     NSMutableArray *filtered_;
7001     UITableView *list_;
7002     BOOL editing_;
7003 }
7004
7005 - (id) initWithDatabase:(Database *)database;
7006 - (void) editButtonClicked;
7007
7008 @end
7009
7010 @implementation SectionsController
7011
7012 - (void) dealloc {
7013     [self releaseSubviews];
7014     [sections_ release];
7015     [filtered_ release];
7016
7017     [super dealloc];
7018 }
7019
7020 - (NSURL *) navigationURL {
7021     return [NSURL URLWithString:@"cydia://sections"];
7022 }
7023
7024 - (void) updateNavigationItem {
7025     [[self navigationItem] setTitle:editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7026     if ([sections_ count] == 0) {
7027         [[self navigationItem] setRightBarButtonItem:nil];
7028     } else {
7029         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7030             initWithBarButtonSystemItem:(editing_ ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7031             target:self
7032             action:@selector(editButtonClicked)
7033         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7034     }
7035 }
7036
7037 - (BOOL) isEditing {
7038     return editing_;
7039 }
7040
7041 - (void) setEditing:(BOOL)editing {
7042     if ((editing_ = editing))
7043         [list_ reloadData];
7044     else
7045         [delegate_ updateData];
7046
7047     [self updateNavigationItem];
7048 }
7049
7050 - (void) viewDidAppear:(BOOL)animated {
7051     [super viewDidAppear:animated];
7052     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7053 }
7054
7055 - (void) viewWillDisappear:(BOOL)animated {
7056     [super viewWillDisappear:animated];
7057     if (editing_) [self setEditing:NO];
7058 }
7059
7060 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7061     Section *section = (editing_ ? [sections_ objectAtIndex:[indexPath row]] : ([indexPath row] == 0 ? nil : [filtered_ objectAtIndex:([indexPath row] - 1)]));
7062     return section;
7063 }
7064
7065 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7066     return editing_ ? [sections_ count] : [filtered_ count] + 1;
7067 }
7068
7069 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7070     return 45.0f;
7071 }*/
7072
7073 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7074     static NSString *reuseIdentifier = @"SectionCell";
7075
7076     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7077     if (cell == nil)
7078         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7079
7080     [cell setSection:[self sectionAtIndexPath:indexPath] editing:editing_];
7081
7082     return cell;
7083 }
7084
7085 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7086     if (editing_)
7087         return;
7088
7089     Section *section = [self sectionAtIndexPath:indexPath];
7090
7091     SectionController *controller = [[[SectionController alloc]
7092         initWithDatabase:database_
7093         section:[section name]
7094     ] autorelease];
7095     [controller setDelegate:delegate_];
7096
7097     [[self navigationController] pushViewController:controller animated:YES];
7098 }
7099
7100 - (void) loadView {
7101     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7102
7103     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7104     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7105     [list_ setRowHeight:45.0f];
7106     [list_ setDataSource:self];
7107     [list_ setDelegate:self];
7108     [[self view] addSubview:list_];
7109 }
7110
7111 - (void) viewDidLoad {
7112     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7113 }
7114
7115 - (void) releaseSubviews {
7116     [list_ release];
7117     list_ = nil;
7118 }
7119
7120 - (id) initWithDatabase:(Database *)database {
7121     if ((self = [super init]) != nil) {
7122         database_ = database;
7123
7124         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7125         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7126     } return self;
7127 }
7128
7129 - (void) reloadData {
7130     [super reloadData];
7131
7132     NSArray *packages = [database_ packages];
7133
7134     [sections_ removeAllObjects];
7135     [filtered_ removeAllObjects];
7136
7137     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7138
7139     _trace();
7140     for (Package *package in packages) {
7141         NSString *name([package section]);
7142         NSString *key(name == nil ? @"" : name);
7143
7144         Section *section;
7145
7146         _profile(SectionsView$reloadData$Section)
7147             section = [sections objectForKey:key];
7148             if (section == nil) {
7149                 _profile(SectionsView$reloadData$Section$Allocate)
7150                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7151                     [sections setObject:section forKey:key];
7152                 _end
7153             }
7154         _end
7155
7156         [section addToCount];
7157
7158         _profile(SectionsView$reloadData$Filter)
7159             if (![package valid] || ![package visible])
7160                 continue;
7161         _end
7162
7163         [section addToRow];
7164     }
7165     _trace();
7166
7167     [sections_ addObjectsFromArray:[sections allValues]];
7168
7169     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7170
7171     for (Section *section in sections_) {
7172         size_t count([section row]);
7173         if (count == 0)
7174             continue;
7175
7176         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7177         [section setCount:count];
7178         [filtered_ addObject:section];
7179     }
7180
7181     [self updateNavigationItem];
7182     [list_ reloadData];
7183     _trace();
7184 }
7185
7186 - (void) editButtonClicked {
7187     [self setEditing:(!editing_)];
7188 }
7189
7190 @end
7191 /* }}} */
7192
7193 /* Changes Controller {{{ */
7194 @interface ChangesController : CYViewController <
7195     UITableViewDataSource,
7196     UITableViewDelegate
7197 > {
7198     _transient Database *database_;
7199     unsigned era_;
7200     CFMutableArrayRef packages_;
7201     NSMutableArray *sections_;
7202     UITableView *list_;
7203     unsigned upgrades_;
7204     BOOL hasSentFirstLoad_;
7205 }
7206
7207 - (id) initWithDatabase:(Database *)database;
7208
7209 @end
7210
7211 @implementation ChangesController
7212
7213 - (void) dealloc {
7214     [self releaseSubviews];
7215     CFRelease(packages_);
7216     [sections_ release];
7217
7218     [super dealloc];
7219 }
7220
7221 - (NSURL *) navigationURL {
7222     return [NSURL URLWithString:@"cydia://changes"];
7223 }
7224
7225 - (void) viewWillAppear:(BOOL)animated {
7226     // Loads after it appears, so don't load beforehand.
7227     loaded_ = YES;
7228     [super viewWillAppear:animated];
7229 }
7230
7231 - (void) viewDidAppear:(BOOL)animated {
7232     [super viewDidAppear:animated];
7233
7234     if (!hasSentFirstLoad_) {
7235         hasSentFirstLoad_ = YES;
7236         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7237     } else {
7238         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7239     }
7240 }
7241
7242 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7243     NSInteger count([sections_ count]);
7244     return count == 0 ? 1 : count;
7245 }
7246
7247 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7248     if ([sections_ count] == 0)
7249         return nil;
7250     return [[sections_ objectAtIndex:section] name];
7251 }
7252
7253 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7254     if ([sections_ count] == 0)
7255         return 0;
7256     return [[sections_ objectAtIndex:section] count];
7257 }
7258
7259 - (Package *) packageAtIndex:(NSUInteger)index {
7260     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7261 }
7262
7263 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7264 @synchronized (database_) {
7265     if ([database_ era] != era_)
7266         return nil;
7267
7268     NSUInteger sectionIndex([path section]);
7269     if (sectionIndex >= [sections_ count])
7270         return nil;
7271     Section *section([sections_ objectAtIndex:sectionIndex]);
7272     NSInteger row([path row]);
7273     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7274 } }
7275
7276 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7277     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7278     if (cell == nil)
7279         cell = [[[PackageCell alloc] init] autorelease];
7280     [cell setPackage:[self packageAtIndexPath:path]];
7281     return cell;
7282 }
7283
7284 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7285     Package *package([self packageAtIndexPath:path]);
7286     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7287     [view setDelegate:delegate_];
7288     [[self navigationController] pushViewController:view animated:YES];
7289     return path;
7290 }
7291
7292 - (void) refreshButtonClicked {
7293     [delegate_ beginUpdate];
7294     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7295 }
7296
7297 - (void) upgradeButtonClicked {
7298     [delegate_ distUpgrade];
7299 }
7300
7301 - (void) loadView {
7302     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7303
7304     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7305     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7306     [list_ setRowHeight:73];
7307     [list_ setDataSource:self];
7308     [list_ setDelegate:self];
7309     [[self view] addSubview:list_];
7310 }
7311
7312 - (void) viewDidLoad {
7313     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7314 }
7315
7316 - (void) releaseSubviews {
7317     [list_ release];
7318     list_ = nil;
7319 }
7320
7321 - (id) initWithDatabase:(Database *)database {
7322     if ((self = [super init]) != nil) {
7323         database_ = database;
7324
7325         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7326         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7327     } return self;
7328 }
7329
7330 // this mostly works because reloadData (below) is @synchronized (database_)
7331 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7332 - (void) _reloadPackages:(NSArray *)packages {
7333     CFRelease(packages_);
7334     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7335
7336     _trace();
7337     _profile(ChangesController$_reloadPackages$Filter)
7338         for (Package *package in packages)
7339             if ([package upgradableAndEssential:YES] || [package visible])
7340                 CFArrayAppendValue(packages_, package);
7341     _end
7342     _trace();
7343     _profile(ChangesController$_reloadPackages$radixSort)
7344         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7345     _end
7346     _trace();
7347 }
7348
7349 - (void) reloadData {
7350 @synchronized (database_) {
7351     era_ = [database_ era];
7352     NSArray *packages = [database_ packages];
7353
7354     [sections_ removeAllObjects];
7355
7356 #if 1
7357     UIProgressHUD *hud([delegate_ addProgressHUD]);
7358     [hud setText:UCLocalize("LOADING")];
7359     //NSLog(@"HUD:%@::%@", delegate_, hud);
7360     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7361     [delegate_ removeProgressHUD:hud];
7362 #else
7363     [self _reloadPackages:packages];
7364 #endif
7365
7366     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7367     Section *ignored = nil;
7368     Section *section = nil;
7369     time_t last = 0;
7370
7371     upgrades_ = 0;
7372     bool unseens = false;
7373
7374     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7375
7376     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7377         Package *package = [self packageAtIndex:offset];
7378
7379         BOOL uae = [package upgradableAndEssential:YES];
7380
7381         if (!uae) {
7382             unseens = true;
7383             time_t seen([package seen]);
7384
7385             if (section == nil || last != seen) {
7386                 last = seen;
7387
7388                 NSString *name;
7389                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7390                 [name autorelease];
7391
7392                 _profile(ChangesController$reloadData$Allocate)
7393                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7394                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7395                     [sections_ addObject:section];
7396                 _end
7397             }
7398
7399             [section addToCount];
7400         } else if ([package ignored]) {
7401             if (ignored == nil) {
7402                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7403             }
7404             [ignored addToCount];
7405         } else {
7406             ++upgrades_;
7407             [upgradable addToCount];
7408         }
7409     }
7410     _trace();
7411
7412     CFRelease(formatter);
7413
7414     if (unseens) {
7415         Section *last = [sections_ lastObject];
7416         size_t count = [last count];
7417         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7418         [sections_ removeLastObject];
7419     }
7420
7421     if ([ignored count] != 0)
7422         [sections_ insertObject:ignored atIndex:0];
7423     if (upgrades_ != 0)
7424         [sections_ insertObject:upgradable atIndex:0];
7425
7426     [list_ reloadData];
7427
7428     if (upgrades_ > 0)
7429         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7430             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7431             style:UIBarButtonItemStylePlain
7432             target:self
7433             action:@selector(upgradeButtonClicked)
7434         ] autorelease]];
7435
7436     if (![delegate_ updating])
7437         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7438             initWithTitle:UCLocalize("REFRESH")
7439             style:UIBarButtonItemStylePlain
7440             target:self
7441             action:@selector(refreshButtonClicked)
7442         ] autorelease]];
7443
7444     PrintTimes();
7445 } }
7446
7447 @end
7448 /* }}} */
7449 /* Search Controller {{{ */
7450 @interface SearchController : FilteredPackageListController <
7451     UISearchBarDelegate
7452 > {
7453     UISearchBar *search_;
7454     BOOL searchloaded_;
7455 }
7456
7457 - (id) initWithDatabase:(Database *)database;
7458 - (void) setSearchTerm:(NSString *)term;
7459 - (void) reloadData;
7460
7461 @end
7462
7463 @implementation SearchController
7464
7465 - (void) dealloc {
7466     [search_ release];
7467     [super dealloc];
7468 }
7469
7470 - (NSURL *) navigationURL {
7471     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7472         return [NSURL URLWithString:@"cydia://search"];
7473     else
7474         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7475 }
7476
7477 - (void) setSearchTerm:(NSString *)searchTerm {
7478     [search_ setText:searchTerm];
7479     [self reloadData];
7480 }
7481
7482 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7483     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7484     [search_ resignFirstResponder];
7485     [self reloadData];
7486 }
7487
7488 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7489     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7490     [self reloadData];
7491 }
7492
7493 - (id) initWithDatabase:(Database *)database {
7494     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7495         search_ = [[UISearchBar alloc] init];
7496     } return self;
7497 }
7498
7499 - (void) viewDidAppear:(BOOL)animated {
7500     [super viewDidAppear:animated];
7501
7502     if (!searchloaded_) {
7503         searchloaded_ = YES;
7504         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7505         [search_ layoutSubviews];
7506         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7507
7508         UITextField *textField;
7509         if ([search_ respondsToSelector:@selector(searchField)])
7510             textField = [search_ searchField];
7511         else
7512             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7513
7514         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7515         [search_ setDelegate:self];
7516         [textField setEnablesReturnKeyAutomatically:NO];
7517         [[self navigationItem] setTitleView:textField];
7518     }
7519 }
7520
7521 - (void) reloadData {
7522     [self setObject:[search_ text]];
7523     [super reloadData];
7524     [self resetCursor];
7525 }
7526
7527 - (void) didSelectPackage:(Package *)package {
7528     [search_ resignFirstResponder];
7529     [super didSelectPackage:package];
7530 }
7531
7532 @end
7533 /* }}} */
7534 /* Package Settings Controller {{{ */
7535 @interface PackageSettingsController : CYViewController <
7536     UITableViewDataSource,
7537     UITableViewDelegate
7538 > {
7539     _transient Database *database_;
7540     NSString *name_;
7541     Package *package_;
7542     UITableView *table_;
7543     UISwitch *subscribedSwitch_;
7544     UISwitch *ignoredSwitch_;
7545     UITableViewCell *subscribedCell_;
7546     UITableViewCell *ignoredCell_;
7547 }
7548
7549 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7550
7551 @end
7552
7553 @implementation PackageSettingsController
7554
7555 - (void) dealloc {
7556     [self releaseSubviews];
7557     [name_ release];
7558     [package_ release];
7559
7560     [super dealloc];
7561 }
7562
7563 - (NSURL *) navigationURL {
7564     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7565 }
7566
7567 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7568     if (package_ == nil)
7569         return 0;
7570
7571     if ([package_ installed] == nil)
7572         return 1;
7573     else
7574         return 2;
7575 }
7576
7577 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7578     if (package_ == nil)
7579         return 0;
7580
7581     // both sections contain just one item right now.
7582     return 1;
7583 }
7584
7585 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7586     return nil;
7587 }
7588
7589 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7590     if (section == 0)
7591         return UCLocalize("SHOW_ALL_CHANGES_EX");
7592     else
7593         return UCLocalize("IGNORE_UPGRADES_EX");
7594 }
7595
7596 - (void) onSubscribed:(id)control {
7597     bool value([control isOn]);
7598     if (package_ == nil)
7599         return;
7600     if ([package_ setSubscribed:value])
7601         [delegate_ updateData];
7602 }
7603
7604 - (void) _updateIgnored {
7605     const char *package([name_ UTF8String]);
7606     bool on([ignoredSwitch_ isOn]);
7607
7608     pid_t pid(ExecFork());
7609     if (pid == 0) {
7610         FILE *dpkg(popen("dpkg --set-selections", "w"));
7611         fwrite(package, strlen(package), 1, dpkg);
7612
7613         if (on)
7614             fwrite(" hold\n", 6, 1, dpkg);
7615         else
7616             fwrite(" install\n", 9, 1, dpkg);
7617
7618         pclose(dpkg);
7619
7620         exit(0);
7621         _assert(false);
7622     }
7623
7624     _forever {
7625         int status;
7626         int result(waitpid(pid, &status, 0));
7627
7628         if (result != -1) {
7629             _assert(result == pid);
7630             break;
7631         }
7632     }
7633 }
7634
7635 - (void) onIgnored:(id)control {
7636     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7637     [invocation setTarget:self];
7638     [invocation setSelector:@selector(_updateIgnored)];
7639
7640     [delegate_ reloadDataWithInvocation:invocation];
7641 }
7642
7643 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7644     if (package_ == nil)
7645         return nil;
7646
7647     switch ([indexPath section]) {
7648         case 0: return subscribedCell_;
7649         case 1: return ignoredCell_;
7650
7651         _nodefault
7652     }
7653
7654     return nil;
7655 }
7656
7657 - (void) loadView {
7658     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7659
7660     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7661     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7662     [table_ setDataSource:self];
7663     [table_ setDelegate:self];
7664     [[self view] addSubview:table_];
7665
7666     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7667     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7668     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7669
7670     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7671     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7672     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7673
7674     subscribedCell_ = [[UITableViewCell alloc] init];
7675     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7676     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7677     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7678
7679     ignoredCell_ = [[UITableViewCell alloc] init];
7680     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7681     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7682     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7683 }
7684
7685 - (void) viewDidLoad {
7686     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7687 }
7688
7689 - (void) releaseSubviews {
7690     [ignoredCell_ release];
7691     ignoredCell_ = nil;
7692
7693     [subscribedCell_ release];
7694     subscribedCell_ = nil;
7695
7696     [table_ release];
7697     table_ = nil;
7698
7699     [ignoredSwitch_ release];
7700     ignoredSwitch_ = nil;
7701
7702     [subscribedSwitch_ release];
7703     subscribedSwitch_ = nil;
7704 }
7705
7706 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
7707     if ((self = [super init]) != nil) {
7708         database_ = database;
7709         name_ = [package retain];
7710     } return self;
7711 }
7712
7713 - (void) reloadData {
7714     [super reloadData];
7715
7716     if (package_ != nil)
7717         [package_ autorelease];
7718     package_ = [database_ packageWithName:name_];
7719
7720     if (package_ != nil) {
7721         package_ = [package_ retain];
7722         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
7723         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
7724     } // XXX: what now, G?
7725
7726     [table_ reloadData];
7727 }
7728
7729 @end
7730 /* }}} */
7731
7732 /* Installed Controller {{{ */
7733 @interface InstalledController : FilteredPackageListController {
7734     BOOL expert_;
7735 }
7736
7737 - (id) initWithDatabase:(Database *)database;
7738
7739 - (void) updateRoleButton;
7740 - (void) queueStatusDidChange;
7741
7742 @end
7743
7744 @implementation InstalledController
7745
7746 - (void) dealloc {
7747     [super dealloc];
7748 }
7749
7750 - (NSURL *) navigationURL {
7751     return [NSURL URLWithString:@"cydia://installed"];
7752 }
7753
7754 - (id) initWithDatabase:(Database *)database {
7755     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
7756         [self updateRoleButton];
7757         [self queueStatusDidChange];
7758     } return self;
7759 }
7760
7761 #if !AlwaysReload
7762 - (void) queueButtonClicked {
7763     [delegate_ queue];
7764 }
7765 #endif
7766
7767 - (void) queueStatusDidChange {
7768 #if !AlwaysReload
7769     if (IsWildcat_) {
7770         if (Queuing_) {
7771             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7772                 initWithTitle:UCLocalize("QUEUE")
7773                 style:UIBarButtonItemStyleDone
7774                 target:self
7775                 action:@selector(queueButtonClicked)
7776             ] autorelease]];
7777         } else {
7778             [[self navigationItem] setLeftBarButtonItem:nil];
7779         }
7780     }
7781 #endif
7782 }
7783
7784 - (void) updateRoleButton {
7785     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
7786         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7787             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
7788             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
7789             target:self
7790             action:@selector(roleButtonClicked)
7791         ] autorelease]];
7792 }
7793
7794 - (void) roleButtonClicked {
7795     [self setObject:[NSNumber numberWithBool:expert_]];
7796     [self reloadData];
7797     expert_ = !expert_;
7798
7799     [self updateRoleButton];
7800 }
7801
7802 @end
7803 /* }}} */
7804
7805 /* Source Cell {{{ */
7806 @interface SourceCell : CYTableViewCell <
7807     ContentDelegate
7808 > {
7809     UIImage *icon_;
7810     NSString *origin_;
7811     NSString *label_;
7812 }
7813
7814 - (void) setSource:(Source *)source;
7815
7816 @end
7817
7818 @implementation SourceCell
7819
7820 - (void) clearSource {
7821     [icon_ release];
7822     [origin_ release];
7823     [label_ release];
7824
7825     icon_ = nil;
7826     origin_ = nil;
7827     label_ = nil;
7828 }
7829
7830 - (void) setSource:(Source *)source {
7831     [self clearSource];
7832
7833     if (icon_ == nil)
7834         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
7835     if (icon_ == nil)
7836         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
7837     icon_ = [icon_ retain];
7838
7839     origin_ = [[source name] retain];
7840     label_ = [[source uri] retain];
7841
7842     [content_ setNeedsDisplay];
7843 }
7844
7845 - (void) dealloc {
7846     [self clearSource];
7847     [super dealloc];
7848 }
7849
7850 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
7851     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
7852         UIView *content([self contentView]);
7853         CGRect bounds([content bounds]);
7854
7855         content_ = [[ContentView alloc] initWithFrame:bounds];
7856         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7857         [content_ setBackgroundColor:[UIColor whiteColor]];
7858         [content addSubview:content_];
7859
7860         [content_ setDelegate:self];
7861         [content_ setOpaque:YES];
7862     } return self;
7863 }
7864
7865 - (NSString *) accessibilityLabel {
7866     return label_;
7867 }
7868
7869 - (void) drawContentRect:(CGRect)rect {
7870     bool highlighted(highlighted_);
7871     float width(rect.size.width);
7872
7873     if (icon_ != nil)
7874         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
7875
7876     if (highlighted)
7877         UISetColor(White_);
7878
7879     if (!highlighted)
7880         UISetColor(Black_);
7881     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
7882
7883     if (!highlighted)
7884         UISetColor(Blue_);
7885     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
7886 }
7887
7888 @end
7889 /* }}} */
7890 /* Source Controller {{{ */
7891 @interface SourceController : FilteredPackageListController {
7892     _transient Source *source_;
7893     NSString *key_;
7894 }
7895
7896 - (id) initWithDatabase:(Database *)database source:(Source *)source;
7897
7898 @end
7899
7900 @implementation SourceController
7901
7902 - (NSURL *) navigationURL {
7903     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
7904 }
7905
7906 - (id) initWithDatabase:(Database *)database source:(Source *)source {
7907     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
7908         source_ = source;
7909         key_ = [[source key] retain];
7910     } return self;
7911 }
7912
7913 - (void) reloadData {
7914     source_ = [database_ sourceWithKey:key_];
7915     [key_ release];
7916     key_ = [[source_ key] retain];
7917     [self setObject:source_];
7918     [[self navigationItem] setTitle:[source_ label]];
7919
7920     [super reloadData];
7921 }
7922
7923 @end
7924 /* }}} */
7925 /* Sources Controller {{{ */
7926 @interface SourcesController : CYViewController <
7927     UITableViewDataSource,
7928     UITableViewDelegate
7929 > {
7930     _transient Database *database_;
7931     UITableView *list_;
7932     NSMutableArray *sources_;
7933     int offset_;
7934
7935     NSString *href_;
7936     UIProgressHUD *hud_;
7937     NSError *error_;
7938
7939     //NSURLConnection *installer_;
7940     NSURLConnection *trivial_;
7941     NSURLConnection *trivial_bz2_;
7942     NSURLConnection *trivial_gz_;
7943     //NSURLConnection *automatic_;
7944
7945     BOOL cydia_;
7946 }
7947
7948 - (id) initWithDatabase:(Database *)database;
7949 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
7950
7951 @end
7952
7953 @implementation SourcesController
7954
7955 - (void) _releaseConnection:(NSURLConnection *)connection {
7956     if (connection != nil) {
7957         [connection cancel];
7958         //[connection setDelegate:nil];
7959         [connection release];
7960     }
7961 }
7962
7963 - (void) dealloc {
7964     [self releaseSubviews];
7965
7966     [href_ release];
7967     [hud_ release];
7968     [error_ release];
7969
7970     //[self _releaseConnection:installer_];
7971     [self _releaseConnection:trivial_];
7972     [self _releaseConnection:trivial_gz_];
7973     [self _releaseConnection:trivial_bz2_];
7974     //[self _releaseConnection:automatic_];
7975
7976     [sources_ release];
7977     [super dealloc];
7978 }
7979
7980 - (NSURL *) navigationURL {
7981     return [NSURL URLWithString:@"cydia://sources"];
7982 }
7983
7984 - (void) viewDidAppear:(BOOL)animated {
7985     [super viewDidAppear:animated];
7986     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7987 }
7988
7989 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7990     return offset_ == 0 ? 1 : 2;
7991 }
7992
7993 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7994     switch (section + (offset_ == 0 ? 1 : 0)) {
7995         case 0: return UCLocalize("ENTERED_BY_USER");
7996         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
7997
7998         _nodefault
7999     }
8000 }
8001
8002 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8003     int count = [sources_ count];
8004     switch (section) {
8005         case 0: return (offset_ == 0 ? count : offset_);
8006         case 1: return count - offset_;
8007
8008         _nodefault
8009     }
8010 }
8011
8012 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8013     unsigned idx = 0;
8014     switch (indexPath.section) {
8015         case 0: idx = indexPath.row; break;
8016         case 1: idx = indexPath.row + offset_; break;
8017
8018         _nodefault
8019     }
8020     return [sources_ objectAtIndex:idx];
8021 }
8022
8023 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8024     static NSString *cellIdentifier = @"SourceCell";
8025
8026     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8027     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8028     [cell setSource:[self sourceAtIndexPath:indexPath]];
8029     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8030
8031     return cell;
8032 }
8033
8034 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8035     Source *source = [self sourceAtIndexPath:indexPath];
8036
8037     SourceController *controller = [[[SourceController alloc]
8038         initWithDatabase:database_
8039         source:source
8040     ] autorelease];
8041
8042     [controller setDelegate:delegate_];
8043
8044     [[self navigationController] pushViewController:controller animated:YES];
8045 }
8046
8047 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8048     Source *source = [self sourceAtIndexPath:indexPath];
8049     return [source record] != nil;
8050 }
8051
8052 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8053     Source *source = [self sourceAtIndexPath:indexPath];
8054     [Sources_ removeObjectForKey:[source key]];
8055     [delegate_ syncData];
8056 }
8057
8058 - (void) complete {
8059     [delegate_ addTrivialSource:href_];
8060     [delegate_ syncData];
8061 }
8062
8063 - (NSString *) getWarning {
8064     NSString *href(href_);
8065     NSRange colon([href rangeOfString:@"://"]);
8066     if (colon.location != NSNotFound)
8067         href = [href substringFromIndex:(colon.location + 3)];
8068     href = [href stringByAddingPercentEscapes];
8069     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8070     href = [href stringByCachingURLWithCurrentCDN];
8071
8072     NSURL *url([NSURL URLWithString:href]);
8073
8074     NSStringEncoding encoding;
8075     NSError *error(nil);
8076
8077     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8078         return [warning length] == 0 ? nil : warning;
8079     return nil;
8080 }
8081
8082 - (void) _endConnection:(NSURLConnection *)connection {
8083     // XXX: the memory management in this method is horribly awkward
8084
8085     NSURLConnection **field = NULL;
8086     if (connection == trivial_)
8087         field = &trivial_;
8088     else if (connection == trivial_bz2_)
8089         field = &trivial_bz2_;
8090     else if (connection == trivial_gz_)
8091         field = &trivial_gz_;
8092     _assert(field != NULL);
8093     [connection release];
8094     *field = nil;
8095
8096     if (
8097         trivial_ == nil &&
8098         trivial_bz2_ == nil &&
8099         trivial_gz_ == nil
8100     ) {
8101         bool defer(false);
8102
8103         if (cydia_) {
8104             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8105                 defer = true;
8106
8107                 UIAlertView *alert = [[[UIAlertView alloc]
8108                     initWithTitle:UCLocalize("SOURCE_WARNING")
8109                     message:warning
8110                     delegate:self
8111                     cancelButtonTitle:UCLocalize("CANCEL")
8112                     otherButtonTitles:
8113                         UCLocalize("ADD_ANYWAY"),
8114                     nil
8115                 ] autorelease];
8116
8117                 [alert setContext:@"warning"];
8118                 [alert setNumberOfRows:1];
8119                 [alert show];
8120             } else
8121                 [self complete];
8122         } else if (error_ != nil) {
8123             UIAlertView *alert = [[[UIAlertView alloc]
8124                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8125                 message:[error_ localizedDescription]
8126                 delegate:self
8127                 cancelButtonTitle:UCLocalize("OK")
8128                 otherButtonTitles:nil
8129             ] autorelease];
8130
8131             [alert setContext:@"urlerror"];
8132             [alert show];
8133         } else {
8134             UIAlertView *alert = [[[UIAlertView alloc]
8135                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8136                 message:UCLocalize("NOT_REPOSITORY_EX")
8137                 delegate:self
8138                 cancelButtonTitle:UCLocalize("OK")
8139                 otherButtonTitles:nil
8140             ] autorelease];
8141
8142             [alert setContext:@"trivial"];
8143             [alert show];
8144         }
8145
8146         [delegate_ setStatusBarShowsProgress:NO];
8147         [delegate_ removeProgressHUD:hud_];
8148
8149         [hud_ autorelease];
8150         hud_ = nil;
8151
8152         if (!defer) {
8153             [href_ release];
8154             href_ = nil;
8155         }
8156
8157         if (error_ != nil) {
8158             [error_ release];
8159             error_ = nil;
8160         }
8161     }
8162 }
8163
8164 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8165     switch ([response statusCode]) {
8166         case 200:
8167             cydia_ = YES;
8168     }
8169 }
8170
8171 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8172     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8173     if (error_ != nil)
8174         error_ = [error retain];
8175     [self _endConnection:connection];
8176 }
8177
8178 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8179     [self _endConnection:connection];
8180 }
8181
8182 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8183     NSMutableURLRequest *request = [NSMutableURLRequest
8184         requestWithURL:[NSURL URLWithString:href]
8185         cachePolicy:NSURLRequestUseProtocolCachePolicy
8186         timeoutInterval:120.0
8187     ];
8188
8189     [request setHTTPMethod:method];
8190
8191     if (Machine_ != NULL)
8192         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8193     if (UniqueID_ != nil)
8194         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8195     if (Role_ != nil)
8196         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
8197
8198     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8199 }
8200
8201 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8202     NSString *context([alert context]);
8203
8204     if ([context isEqualToString:@"source"]) {
8205         switch (button) {
8206             case 1: {
8207                 NSString *href = [[alert textField] text];
8208
8209                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8210
8211                 if (![href hasSuffix:@"/"])
8212                     href_ = [href stringByAppendingString:@"/"];
8213                 else
8214                     href_ = href;
8215                 href_ = [href_ retain];
8216
8217                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8218                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8219                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8220                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8221
8222                 cydia_ = false;
8223
8224                 // XXX: this is stupid
8225                 hud_ = [[delegate_ addProgressHUD] retain];
8226                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8227             } break;
8228
8229             case 0:
8230             break;
8231
8232             _nodefault
8233         }
8234
8235         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8236     } else if ([context isEqualToString:@"trivial"])
8237         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8238     else if ([context isEqualToString:@"urlerror"])
8239         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8240     else if ([context isEqualToString:@"warning"]) {
8241         switch (button) {
8242             case 1:
8243                 [self complete];
8244             break;
8245
8246             case 0:
8247             break;
8248
8249             _nodefault
8250         }
8251
8252         [href_ release];
8253         href_ = nil;
8254
8255         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8256     }
8257 }
8258
8259 - (void) loadView {
8260     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8261
8262     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8263     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8264     [list_ setRowHeight:56];
8265     [list_ setDataSource:self];
8266     [list_ setDelegate:self];
8267     [[self view] addSubview:list_];
8268 }
8269
8270 - (void) viewDidLoad {
8271     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8272     [self updateButtonsForEditingStatus:NO animated:NO];
8273 }
8274
8275 - (void) releaseSubviews {
8276     [list_ release];
8277     list_ = nil;
8278 }
8279
8280 - (id) initWithDatabase:(Database *)database {
8281     if ((self = [super init]) != nil) {
8282         database_ = database;
8283         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8284     } return self;
8285 }
8286
8287 - (void) reloadData {
8288     [super reloadData];
8289
8290     pkgSourceList list;
8291     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8292         return;
8293
8294     [sources_ removeAllObjects];
8295     [sources_ addObjectsFromArray:[database_ sources]];
8296     _trace();
8297     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8298     _trace();
8299
8300     int count([sources_ count]);
8301     offset_ = 0;
8302     for (int i = 0; i != count; i++) {
8303         if ([[sources_ objectAtIndex:i] record] == nil)
8304             break;
8305         offset_++;
8306     }
8307
8308     [list_ setEditing:NO];
8309     [self updateButtonsForEditingStatus:NO animated:NO];
8310     [list_ reloadData];
8311 }
8312
8313 - (void) showAddSourcePrompt {
8314     UIAlertView *alert = [[[UIAlertView alloc]
8315         initWithTitle:UCLocalize("ENTER_APT_URL")
8316         message:nil
8317         delegate:self
8318         cancelButtonTitle:UCLocalize("CANCEL")
8319         otherButtonTitles:
8320             UCLocalize("ADD_SOURCE"),
8321         nil
8322     ] autorelease];
8323
8324     [alert setContext:@"source"];
8325     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8326
8327     [alert setNumberOfRows:1];
8328     [alert addTextFieldWithValue:@"http://" label:@""];
8329
8330     UITextInputTraits *traits = [[alert textField] textInputTraits];
8331     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8332     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8333     [traits setKeyboardType:UIKeyboardTypeURL];
8334     // XXX: UIReturnKeyDone
8335     [traits setReturnKeyType:UIReturnKeyNext];
8336
8337     [alert show];
8338 }
8339
8340 - (void) addButtonClicked {
8341     [self showAddSourcePrompt];
8342 }
8343
8344 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8345     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8346         initWithTitle:UCLocalize("ADD")
8347         style:UIBarButtonItemStylePlain
8348         target:self
8349         action:@selector(addButtonClicked)
8350     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8351
8352     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8353         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8354         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8355         target:self
8356         action:@selector(editButtonClicked)
8357     ] autorelease] animated:animated];
8358
8359     if (IsWildcat_ && !editing)
8360         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8361             initWithTitle:UCLocalize("SETTINGS")
8362             style:UIBarButtonItemStylePlain
8363             target:self
8364             action:@selector(settingsButtonClicked)
8365         ] autorelease]];
8366 }
8367
8368 - (void) settingsButtonClicked {
8369     [delegate_ showSettings];
8370 }
8371
8372 - (void) editButtonClicked {
8373     [list_ setEditing:![list_ isEditing] animated:YES];
8374
8375     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8376 }
8377
8378 @end
8379 /* }}} */
8380
8381 /* Settings Controller {{{ */
8382 @interface SettingsController : CYViewController <
8383     UITableViewDataSource,
8384     UITableViewDelegate
8385 > {
8386     _transient Database *database_;
8387     // XXX: ok, "roledelegate_"?...
8388     _transient id roledelegate_;
8389     UITableView *table_;
8390     UISegmentedControl *segment_;
8391     UIView *container_;
8392 }
8393
8394 - (void) showDoneButton;
8395 - (void) resizeSegmentedControl;
8396
8397 @end
8398
8399 @implementation SettingsController
8400
8401 - (void) dealloc {
8402     [self releaseSubviews];
8403
8404     [super dealloc];
8405 }
8406
8407 - (void) loadView {
8408     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8409
8410     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8411     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8412     [table_ setDelegate:self];
8413     [table_ setDataSource:self];
8414     [[self view] addSubview:table_];
8415
8416     NSArray *items = [NSArray arrayWithObjects:
8417         UCLocalize("USER"),
8418         UCLocalize("HACKER"),
8419         UCLocalize("DEVELOPER"),
8420     nil];
8421     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8422     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8423     [container_ addSubview:segment_];
8424 }
8425
8426 - (void) viewDidLoad {
8427     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8428
8429     int index = -1;
8430     if ([Role_ isEqualToString:@"User"]) index = 0;
8431     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8432     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8433     if (index != -1) {
8434         [segment_ setSelectedSegmentIndex:index];
8435         [self showDoneButton];
8436     }
8437
8438     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8439     [self resizeSegmentedControl];
8440 }
8441
8442 - (void) releaseSubviews {
8443     [table_ release];
8444     table_ = nil;
8445
8446     [segment_ release];
8447     segment_ = nil;
8448
8449     [container_ release];
8450     container_ = nil;
8451 }
8452
8453 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8454     if ((self = [super init]) != nil) {
8455         database_ = database;
8456         roledelegate_ = delegate;
8457     } return self;
8458 }
8459
8460 - (void) resizeSegmentedControl {
8461     CGFloat width = [[self view] frame].size.width;
8462     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8463 }
8464
8465 - (void) viewWillAppear:(BOOL)animated {
8466     [super viewWillAppear:animated];
8467
8468     [self resizeSegmentedControl];
8469 }
8470
8471 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8472     [self resizeSegmentedControl];
8473 }
8474
8475 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8476     [self resizeSegmentedControl];
8477 }
8478
8479 - (void) save {
8480     NSString *role(nil);
8481
8482     switch ([segment_ selectedSegmentIndex]) {
8483         case 0: role = @"User"; break;
8484         case 1: role = @"Hacker"; break;
8485         case 2: role = @"Developer"; break;
8486
8487         _nodefault
8488     }
8489
8490     if (![role isEqualToString:Role_]) {
8491         bool rolling(Role_ == nil);
8492         Role_ = role;
8493
8494         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8495             Role_, @"Role",
8496         nil];
8497
8498         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8499         Changed_ = true;
8500
8501         if (rolling)
8502             [roledelegate_ loadData];
8503         else
8504             [roledelegate_ updateData];
8505     }
8506 }
8507
8508 - (void) segmentChanged:(UISegmentedControl *)control {
8509     [self showDoneButton];
8510 }
8511
8512 - (void) saveAndClose {
8513     [self save];
8514
8515     [[self navigationItem] setRightBarButtonItem:nil];
8516     [[self navigationController] dismissModalViewControllerAnimated:YES];
8517 }
8518
8519 - (void) doneButtonClicked {
8520     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8521     [spinner startAnimating];
8522     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8523     [[self navigationItem] setRightBarButtonItem:spinItem];
8524
8525     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8526 }
8527
8528 - (void) showDoneButton {
8529     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8530         initWithTitle:UCLocalize("DONE")
8531         style:UIBarButtonItemStyleDone
8532         target:self
8533         action:@selector(doneButtonClicked)
8534     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8535 }
8536
8537 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8538     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8539     return 6;
8540 }
8541
8542 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8543     return 0; // :(
8544 }
8545
8546 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8547     return nil; // This method is required by the protocol.
8548 }
8549
8550 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8551     if (section == 1)
8552         return UCLocalize("ROLE_EX");
8553     if (section == 4)
8554         return [NSString stringWithFormat:
8555             @"%@: %@\n%@: %@\n%@: %@",
8556             UCLocalize("USER"), UCLocalize("USER_EX"),
8557             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8558             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8559         ];
8560     else return nil;
8561 }
8562
8563 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8564     return section == 3 ? 44.0f : 0;
8565 }
8566
8567 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8568     return section == 3 ? container_ : nil;
8569 }
8570
8571 - (void) reloadData {
8572     [super reloadData];
8573     [table_ reloadData];
8574 }
8575
8576 @end
8577 /* }}} */
8578 /* Stash Controller {{{ */
8579 @interface StashController : CYViewController {
8580     UIActivityIndicatorView *spinner_;
8581     UILabel *status_;
8582     UILabel *caption_;
8583 }
8584
8585 @end
8586
8587 @implementation StashController
8588
8589 - (void) dealloc {
8590     [self releaseSubviews];
8591
8592     [super dealloc];
8593 }
8594
8595 - (void) loadView {
8596     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8597     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8598
8599     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8600     CGRect spinrect = [spinner_ frame];
8601     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8602     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8603     [spinner_ setFrame:spinrect];
8604     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8605     [[self view] addSubview:spinner_];
8606     [spinner_ startAnimating];
8607
8608     CGRect captrect;
8609     captrect.size.width = [[self view] frame].size.width;
8610     captrect.size.height = 40.0f;
8611     captrect.origin.x = 0;
8612     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8613     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8614     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8615     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8616     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8617     [caption_ setTextColor:[UIColor whiteColor]];
8618     [caption_ setBackgroundColor:[UIColor clearColor]];
8619     [caption_ setShadowColor:[UIColor blackColor]];
8620     [caption_ setTextAlignment:UITextAlignmentCenter];
8621     [[self view] addSubview:caption_];
8622
8623     CGRect statusrect;
8624     statusrect.size.width = [[self view] frame].size.width;
8625     statusrect.size.height = 30.0f;
8626     statusrect.origin.x = 0;
8627     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8628     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8629     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8630     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8631     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8632     [status_ setTextColor:[UIColor whiteColor]];
8633     [status_ setBackgroundColor:[UIColor clearColor]];
8634     [status_ setShadowColor:[UIColor blackColor]];
8635     [status_ setTextAlignment:UITextAlignmentCenter];
8636     [[self view] addSubview:status_];
8637 }
8638
8639 - (void) releaseSubviews {
8640     [spinner_ release];
8641     spinner_ = nil;
8642
8643     [status_ release];
8644     status_ = nil;
8645
8646     [caption_ release];
8647     caption_ = nil;
8648 }
8649
8650 @end
8651 /* }}} */
8652
8653 @interface Cydia : UIApplication <
8654     ConfirmationControllerDelegate,
8655     ProgressControllerDelegate,
8656     CydiaDelegate,
8657     UINavigationControllerDelegate,
8658     UITabBarControllerDelegate
8659 > {
8660     // XXX: evaluate all fields for _transient
8661
8662     UIWindow *window_;
8663     CYTabBarController *tabbar_;
8664
8665     NSMutableArray *essential_;
8666     NSMutableArray *broken_;
8667
8668     Database *database_;
8669
8670     NSURL *starturl_;
8671
8672     unsigned locked_;
8673     unsigned activity_;
8674
8675     StashController *stash_;
8676
8677     bool loaded_;
8678 }
8679
8680 - (void) loadData;
8681
8682 @end
8683
8684 @implementation Cydia
8685
8686 - (void) beginUpdate {
8687     [tabbar_ beginUpdate];
8688 }
8689
8690 - (BOOL) updating {
8691     return [tabbar_ updating];
8692 }
8693
8694 - (void) _loaded {
8695     if ([broken_ count] != 0) {
8696         int count = [broken_ count];
8697
8698         UIAlertView *alert = [[[UIAlertView alloc]
8699             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
8700             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
8701             delegate:self
8702             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
8703             otherButtonTitles:
8704                 UCLocalize("TEMPORARY_IGNORE"),
8705             nil
8706         ] autorelease];
8707
8708         [alert setContext:@"fixhalf"];
8709         [alert show];
8710     } else if (!Ignored_ && [essential_ count] != 0) {
8711         int count = [essential_ count];
8712
8713         UIAlertView *alert = [[[UIAlertView alloc]
8714             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
8715             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
8716             delegate:self
8717             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
8718             otherButtonTitles:
8719                 UCLocalize("UPGRADE_ESSENTIAL"),
8720                 UCLocalize("COMPLETE_UPGRADE"),
8721             nil
8722         ] autorelease];
8723
8724         [alert setContext:@"upgrade"];
8725         [alert show];
8726     }
8727 }
8728
8729 - (void) _saveConfig {
8730     _trace();
8731     MetaFile_.Sync();
8732     _trace();
8733
8734     if (Changed_) {
8735         NSString *error(nil);
8736
8737         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
8738             _trace();
8739             NSError *error(nil);
8740             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
8741                 NSLog(@"failure to save metadata data: %@", error);
8742             _trace();
8743
8744             Changed_ = false;
8745         } else {
8746             NSLog(@"failure to serialize metadata: %@", error);
8747         }
8748     }
8749 }
8750
8751 // Navigation controller for the queuing badge.
8752 - (CYNavigationController *) queueNavigationController {
8753     NSArray *controllers = [tabbar_ viewControllers];
8754     return [controllers objectAtIndex:3];
8755 }
8756
8757 - (void) _updateData {
8758     [self _saveConfig];
8759
8760     [tabbar_ reloadData];
8761
8762     CYNavigationController *navigation = [self queueNavigationController];
8763
8764     id queuedelegate = nil;
8765     if ([[navigation viewControllers] count] > 0)
8766         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
8767
8768     [queuedelegate queueStatusDidChange];
8769     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
8770 }
8771
8772 - (void) _refreshIfPossible:(NSDate *)update {
8773     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
8774
8775     bool recently = false;
8776     if (update != nil) {
8777         NSTimeInterval interval([update timeIntervalSinceNow]);
8778         if (interval <= 0 && interval > -(15*60))
8779             recently = true;
8780     }
8781
8782     // Don't automatic refresh if:
8783     //  - We already refreshed recently.
8784     //  - We already auto-refreshed this launch.
8785     //  - Auto-refresh is disabled.
8786     if (recently || loaded_ || ManualRefresh) {
8787         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
8788
8789         // If we are cancelling, we need to make sure it knows it's already loaded.
8790         loaded_ = true;
8791         return;
8792     } else {
8793         // We are going to load, so remember that.
8794         loaded_ = true;
8795     }
8796
8797     SCNetworkReachabilityFlags flags; {
8798         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
8799         SCNetworkReachabilityGetFlags(reachability, &flags);
8800         CFRelease(reachability);
8801     }
8802
8803     // XXX: this elaborate mess is what Apple is using to determine this? :(
8804     // XXX: do we care if the user has to intervene? maybe that's ok?
8805     bool reachable(
8806         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
8807             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
8808                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
8809                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
8810             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
8811             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
8812         )
8813     );
8814
8815     // If we can reach the server, auto-refresh!
8816     if (reachable)
8817         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
8818
8819     [pool release];
8820 }
8821
8822 - (void) refreshIfPossible {
8823     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
8824 }
8825
8826 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
8827     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
8828     [hud setText:UCLocalize("RELOADING_DATA")];
8829
8830     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
8831
8832     if (hud != nil)
8833         [self removeProgressHUD:hud];
8834
8835     size_t changes(0);
8836
8837     [essential_ removeAllObjects];
8838     [broken_ removeAllObjects];
8839
8840     NSArray *packages([database_ packages]);
8841     for (Package *package in packages) {
8842         if ([package half])
8843             [broken_ addObject:package];
8844         if ([package upgradableAndEssential:NO]) {
8845             if ([package essential])
8846                 [essential_ addObject:package];
8847             ++changes;
8848         }
8849     }
8850
8851     NSLog(@"changes:#%u", changes);
8852
8853     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
8854     if (changes != 0) {
8855         _trace();
8856         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
8857         [changesItem setBadgeValue:badge];
8858         [changesItem setAnimatedBadge:([essential_ count] > 0)];
8859         [self setApplicationIconBadgeNumber:changes];
8860     } else {
8861         _trace();
8862         [changesItem setBadgeValue:nil];
8863         [changesItem setAnimatedBadge:NO];
8864         [self setApplicationIconBadgeNumber:0];
8865     }
8866
8867     [self _updateData];
8868
8869     [self refreshIfPossible];
8870 }
8871
8872 - (void) updateData {
8873     [self _updateData];
8874 }
8875
8876 - (void) update_ {
8877     [database_ update];
8878 }
8879
8880 - (void) syncData {
8881     [self _saveConfig];
8882
8883     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
8884     _assert(file != NULL);
8885
8886     for (NSString *key in [Sources_ allKeys]) {
8887         NSDictionary *source([Sources_ objectForKey:key]);
8888
8889         fprintf(file, "%s %s %s\n",
8890             [[source objectForKey:@"Type"] UTF8String],
8891             [[source objectForKey:@"URI"] UTF8String],
8892             [[source objectForKey:@"Distribution"] UTF8String]
8893         );
8894     }
8895
8896     fclose(file);
8897
8898     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
8899     CYNavigationController *navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
8900     if (IsWildcat_)
8901         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
8902     [tabbar_ presentModalViewController:navigation animated:YES];
8903
8904     [progress
8905         detachNewThreadSelector:@selector(update_)
8906         toTarget:self
8907         withObject:nil
8908         title:UCLocalize("UPDATING_SOURCES")
8909     ];
8910 }
8911
8912 - (void) addTrivialSource:(NSString *)href {
8913     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
8914         @"deb", @"Type",
8915         href, @"URI",
8916         @"./", @"Distribution",
8917     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
8918
8919     Changed_ = true;
8920 }
8921
8922 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
8923     @synchronized (self) {
8924         [self _reloadDataWithInvocation:invocation];
8925     }
8926 }
8927
8928 - (void) reloadData {
8929     [self reloadDataWithInvocation:nil];
8930 }
8931
8932 - (void) resolve {
8933     pkgProblemResolver *resolver = [database_ resolver];
8934
8935     resolver->InstallProtect();
8936     if (!resolver->Resolve(true))
8937         _error->Discard();
8938 }
8939
8940 - (bool) perform {
8941     // XXX: this is a really crappy way of doing this.
8942     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
8943     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
8944     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
8945     if ([tabbar_ updating])
8946         [tabbar_ cancelUpdate];
8947
8948     if (![database_ prepare])
8949         return false;
8950
8951     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
8952     [page setDelegate:self];
8953     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
8954     [confirm_ setDelegate:self];
8955
8956     if (IsWildcat_)
8957         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
8958     [tabbar_ presentModalViewController:confirm_ animated:YES];
8959
8960     return true;
8961 }
8962
8963 - (void) queue {
8964     @synchronized (self) {
8965         [self perform];
8966     }
8967 }
8968
8969 - (void) clearPackage:(Package *)package {
8970     @synchronized (self) {
8971         [package clear];
8972         [self resolve];
8973         [self perform];
8974     }
8975 }
8976
8977 - (void) installPackages:(NSArray *)packages {
8978     @synchronized (self) {
8979         for (Package *package in packages)
8980             [package install];
8981         [self resolve];
8982         [self perform];
8983     }
8984 }
8985
8986 - (void) installPackage:(Package *)package {
8987     @synchronized (self) {
8988         [package install];
8989         [self resolve];
8990         [self perform];
8991     }
8992 }
8993
8994 - (void) removePackage:(Package *)package {
8995     @synchronized (self) {
8996         [package remove];
8997         [self resolve];
8998         [self perform];
8999     }
9000 }
9001
9002 - (void) distUpgrade {
9003     @synchronized (self) {
9004         if (![database_ upgrade])
9005             return;
9006         [self perform];
9007     }
9008 }
9009
9010 - (void) complete {
9011     @synchronized (self) {
9012         [self _reloadDataWithInvocation:nil];
9013     }
9014 }
9015
9016 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9017     Queuing_ = false;
9018
9019     ProgressController *progress = [[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease];
9020
9021     if (navigation != nil) {
9022         [navigation pushViewController:progress animated:YES];
9023     } else {
9024         navigation = [[[CYNavigationController alloc] initWithRootViewController:progress] autorelease];
9025         if (IsWildcat_)
9026             [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9027         [tabbar_ presentModalViewController:navigation animated:YES];
9028     }
9029
9030     [progress
9031         detachNewThreadSelector:@selector(perform)
9032         toTarget:database_
9033         withObject:nil
9034         title:UCLocalize("RUNNING")
9035     ];
9036
9037     ++locked_;
9038 }
9039
9040 - (void) progressControllerIsComplete:(ProgressController *)progress {
9041     --locked_;
9042     [self complete];
9043 }
9044
9045 - (void) showSettings {
9046     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9047     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9048     if (IsWildcat_)
9049         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9050     [tabbar_ presentModalViewController:nav animated:YES];
9051 }
9052
9053 - (void) retainNetworkActivityIndicator {
9054     if (activity_++ == 0)
9055         [self setNetworkActivityIndicatorVisible:YES];
9056 }
9057
9058 - (void) releaseNetworkActivityIndicator {
9059     if (--activity_ == 0)
9060         [self setNetworkActivityIndicatorVisible:NO];
9061 }
9062
9063 - (void) cancelAndClear:(bool)clear {
9064     @synchronized (self) {
9065         if (clear) {
9066             [database_ clear];
9067             Queuing_ = false;
9068         } else {
9069             Queuing_ = true;
9070         }
9071
9072         [self _updateData];
9073     }
9074 }
9075
9076 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9077     NSString *context([alert context]);
9078
9079     if ([context isEqualToString:@"fixhalf"]) {
9080         if (button == [alert cancelButtonIndex]) {
9081             @synchronized (self) {
9082                 for (Package *broken in broken_) {
9083                     [broken remove];
9084
9085                     NSString *id = [broken id];
9086                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9087                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9088                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9089                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9090                 }
9091
9092                 [self resolve];
9093                 [self perform];
9094             }
9095         } else if (button == [alert firstOtherButtonIndex]) {
9096             [broken_ removeAllObjects];
9097             [self _loaded];
9098         }
9099
9100         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9101     } else if ([context isEqualToString:@"upgrade"]) {
9102         if (button == [alert firstOtherButtonIndex]) {
9103             @synchronized (self) {
9104                 for (Package *essential in essential_)
9105                     [essential install];
9106
9107                 [self resolve];
9108                 [self perform];
9109             }
9110         } else if (button == [alert firstOtherButtonIndex] + 1) {
9111             [self distUpgrade];
9112         } else if (button == [alert cancelButtonIndex]) {
9113             Ignored_ = YES;
9114         }
9115
9116         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9117     }
9118 }
9119
9120 - (void) system:(NSString *)command { _pooled
9121     _trace();
9122     system([command UTF8String]);
9123     _trace();
9124 }
9125
9126 - (void) applicationWillSuspend {
9127     [database_ clean];
9128     [super applicationWillSuspend];
9129 }
9130
9131 - (BOOL) isSafeToSuspend {
9132     // Use external process status API internally.
9133     // This is probably a really bad idea.
9134     // XXX: what is the point of this? does this solve anything at all?
9135     uint64_t status = 0;
9136     int notify_token;
9137     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9138         notify_get_state(notify_token, &status);
9139         notify_cancel(notify_token);
9140     }
9141
9142     return locked_ == 0 && status == 0;
9143 }
9144
9145 - (void) applicationSuspend:(__GSEvent *)event {
9146     if ([self isSafeToSuspend])
9147         [super applicationSuspend:event];
9148 }
9149
9150 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9151     if ([self isSafeToSuspend])
9152         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9153 }
9154
9155 - (void) _setSuspended:(BOOL)value {
9156     if ([self isSafeToSuspend])
9157         [super _setSuspended:value];
9158 }
9159
9160 - (UIProgressHUD *) addProgressHUD {
9161     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9162     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9163
9164     [window_ setUserInteractionEnabled:NO];
9165     [hud show:YES];
9166
9167     UIViewController *target = tabbar_;
9168     while ([target modalViewController] != nil) target = [target modalViewController];
9169     [[target view] addSubview:hud];
9170
9171     ++locked_;
9172     return hud;
9173 }
9174
9175 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9176     [hud show:NO];
9177     [hud removeFromSuperview];
9178     [window_ setUserInteractionEnabled:YES];
9179     --locked_;
9180 }
9181
9182 - (CYViewController *) pageForPackage:(NSString *)name {
9183     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9184 }
9185
9186 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9187     NSString *scheme([[url scheme] lowercaseString]);
9188     if ([[url absoluteString] length] <= [scheme length] + 3)
9189         return nil;
9190     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9191     NSArray *components([path pathComponents]);
9192
9193     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9194         return [self pageForPackage:[components objectAtIndex:1]];
9195
9196     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9197         return nil;
9198
9199     NSString *base([components objectAtIndex:0]);
9200
9201     CYViewController *controller = nil;
9202
9203     if ([base isEqualToString:@"url"]) {
9204         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9205         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9206         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9207     } else if (!external && [components count] == 1) {
9208         if ([base isEqualToString:@"manage"]) {
9209             controller = [[[ManageController alloc] init] autorelease];
9210         }
9211
9212         if ([base isEqualToString:@"sources"]) {
9213             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9214         }
9215
9216         if ([base isEqualToString:@"home"]) {
9217             controller = [[[HomeController alloc] init] autorelease];
9218         }
9219
9220         if ([base isEqualToString:@"sections"]) {
9221             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9222         }
9223
9224         if ([base isEqualToString:@"search"]) {
9225             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9226         }
9227
9228         if ([base isEqualToString:@"changes"]) {
9229             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9230         }
9231
9232         if ([base isEqualToString:@"installed"]) {
9233             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9234         }
9235     } else if ([components count] == 2) {
9236         NSString *argument = [components objectAtIndex:1];
9237
9238         if ([base isEqualToString:@"package"]) {
9239             controller = [self pageForPackage:argument];
9240         }
9241
9242         if (!external && [base isEqualToString:@"search"]) {
9243             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9244             [(SearchController *)controller setSearchTerm:argument];
9245         }
9246
9247         if (!external && [base isEqualToString:@"sections"]) {
9248             if ([argument isEqualToString:@"all"])
9249                 argument = nil;
9250             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9251         }
9252
9253         if (!external && [base isEqualToString:@"sources"]) {
9254             if ([argument isEqualToString:@"add"]) {
9255                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9256                 [(SourcesController *)controller showAddSourcePrompt];
9257             } else {
9258                 Source *source = [database_ sourceWithKey:argument];
9259                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9260             }
9261         }
9262
9263         if (!external && [base isEqualToString:@"launch"]) {
9264             [self launchApplicationWithIdentifier:argument suspended:NO];
9265             return nil;
9266         }
9267     } else if (!external && [components count] == 3) {
9268         NSString *arg1 = [components objectAtIndex:1];
9269         NSString *arg2 = [components objectAtIndex:2];
9270
9271         if ([base isEqualToString:@"package"]) {
9272             if ([arg2 isEqualToString:@"settings"]) {
9273                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9274             } else if ([arg2 isEqualToString:@"files"]) {
9275                 if (Package *package = [database_ packageWithName:arg1]) {
9276                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9277                     [(FileTable *)controller setPackage:package];
9278                 }
9279             }
9280         }
9281     }
9282
9283     [controller setDelegate:self];
9284     return controller;
9285 }
9286
9287 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9288     CYViewController *page([self pageForURL:url forExternal:external]);
9289
9290     if (page != nil) {
9291         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9292         [nav setViewControllers:[NSArray arrayWithObject:page]];
9293         [tabbar_ setUnselectedViewController:nav];
9294     }
9295
9296     return page != nil;
9297 }
9298
9299 - (void) applicationOpenURL:(NSURL *)url {
9300     [super applicationOpenURL:url];
9301
9302     if (!loaded_) starturl_ = [url retain];
9303     else [self openCydiaURL:url forExternal:YES];
9304 }
9305
9306 - (void) applicationWillResignActive:(UIApplication *)application {
9307     // Stop refreshing if you get a phone call or lock the device.
9308     if ([tabbar_ updating])
9309         [tabbar_ cancelUpdate];
9310
9311     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9312         [super applicationWillResignActive:application];
9313 }
9314
9315 - (void) applicationWillTerminate:(UIApplication *)application {
9316     Changed_ = true;
9317     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9318     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9319     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9320
9321     [self _saveConfig];
9322 }
9323
9324 - (void) addStashController {
9325     ++locked_;
9326     stash_ = [[StashController alloc] init];
9327     [window_ addSubview:[stash_ view]];
9328 }
9329
9330 - (void) removeStashController {
9331     [[stash_ view] removeFromSuperview];
9332     [stash_ release];
9333     --locked_;
9334 }
9335
9336 - (void) stash {
9337     [self setIdleTimerDisabled:YES];
9338
9339     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9340     [self setStatusBarShowsProgress:YES];
9341     UpdateExternalStatus(1);
9342
9343     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9344
9345     UpdateExternalStatus(0);
9346     [self setStatusBarShowsProgress:NO];
9347
9348     [self removeStashController];
9349
9350     if (ExecFork() == 0) {
9351         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9352         perror("launchctl stop");
9353     }
9354 }
9355
9356 - (void) setupViewControllers {
9357     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9358
9359     NSMutableArray *items([NSMutableArray arrayWithObjects:
9360         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9361         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9362         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9363         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9364     nil]);
9365
9366     if (IsWildcat_) {
9367         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9368         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9369     } else {
9370         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9371     }
9372
9373     NSMutableArray *controllers([NSMutableArray array]);
9374     for (UITabBarItem *item in items) {
9375         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9376         [controller setTabBarItem:item];
9377         [controllers addObject:controller];
9378     }
9379     [tabbar_ setViewControllers:controllers];
9380
9381     [tabbar_ setUpdateDelegate:self];
9382 }
9383
9384 - (CYEmulatedLoadingController *) showEmulatedLoadingControllerInView:(UIView *)view {
9385     static CYEmulatedLoadingController *fake = nil;
9386
9387     if (view != nil) {
9388         if (fake == nil)
9389             fake = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9390         [view addSubview:[fake view]];
9391     } else {
9392         [[fake view] removeFromSuperview];
9393         [fake release];
9394         fake = nil;
9395     }
9396
9397     return fake;
9398 }
9399
9400 - (void) applicationDidFinishLaunching:(id)unused {
9401 _trace();
9402     CydiaApp = self;
9403
9404     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9405         [self setApplicationSupportsShakeToEdit:NO];
9406
9407     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9408         initWithMemoryCapacity:524288
9409         diskCapacity:10485760
9410         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9411     ] autorelease]];
9412
9413     [CYBrowserController _initialize];
9414
9415     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9416
9417     Font12_ = [[UIFont systemFontOfSize:12] retain];
9418     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9419     Font14_ = [[UIFont systemFontOfSize:14] retain];
9420     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9421     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9422
9423     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9424     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9425
9426     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9427     [window_ orderFront:self];
9428     [window_ makeKey:self];
9429     [window_ setHidden:NO];
9430
9431     if (
9432         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9433         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9434         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9435         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9436         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9437         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9438         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9439         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9440         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9441         false
9442     ) {
9443         [self addStashController];
9444         // XXX: this would be much cleaner as a yieldToSelector:
9445         // that way the removeStashController could happen right here inline
9446         // we also could no longer require the useless stash_ field anymore
9447         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9448         return;
9449     }
9450
9451     database_ = [Database sharedInstance];
9452
9453     [window_ setUserInteractionEnabled:NO];
9454     [self setupViewControllers];
9455     [self showEmulatedLoadingControllerInView:window_];
9456
9457     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9458 _trace();
9459 }
9460
9461 - (void) loadData {
9462 _trace();
9463     if (Role_ == nil) {
9464         [window_ setUserInteractionEnabled:YES];
9465
9466         SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9467         CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9468         if (IsWildcat_)
9469             [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9470         [[self showEmulatedLoadingControllerInView:window_] presentModalViewController:nav animated:YES];
9471
9472         return;
9473     } else {
9474         if ([[self showEmulatedLoadingControllerInView:window_] modalViewController] != nil)
9475             [[self showEmulatedLoadingControllerInView:window_] dismissModalViewControllerAnimated:YES];
9476         [window_ setUserInteractionEnabled:NO];
9477     }
9478
9479     [self reloadData];
9480     PrintTimes();
9481
9482     [window_ addSubview:[tabbar_ view]];
9483     [self showEmulatedLoadingControllerInView:nil];
9484     [window_ setUserInteractionEnabled:YES];
9485
9486     int selectedIndex = 0;
9487     NSMutableArray *items = nil;
9488
9489     bool recently = false;
9490     NSDate *closed([Metadata_ objectForKey:@"LastClosed"]);
9491     if (closed != nil) {
9492         NSTimeInterval interval([closed timeIntervalSinceNow]);
9493         // XXX: Is 15 minutes the optimal time here?
9494         if (interval <= 0 && interval > -(15*60))
9495             recently = true;
9496     }
9497
9498     items = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9499     selectedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9500
9501     BOOL enough = YES;
9502     for (NSArray *entry in items)
9503         if ([entry count] <= 0)
9504             enough = NO;
9505
9506     if (!recently || !items || !enough) {
9507         selectedIndex = 0;
9508         items = [NSMutableArray array];
9509         [items addObject:[NSArray arrayWithObject:@"cydia://home"]];
9510         [items addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9511         [items addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9512         if (!IsWildcat_) {
9513             [items addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9514         } else {
9515             [items addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9516             [items addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9517         }
9518         [items addObject:[NSArray arrayWithObject:@"cydia://search"]];
9519     }
9520
9521     [tabbar_ setSelectedIndex:selectedIndex];
9522     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9523         NSArray *stack = [items objectAtIndex:tab];
9524         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9525         NSMutableArray *current = [NSMutableArray array];
9526
9527         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9528             NSString *addr = [stack objectAtIndex:nav];
9529             NSURL *url = [NSURL URLWithString:addr];
9530             CYViewController *page = [self pageForURL:url forExternal:NO];
9531             if (page != nil)
9532                 [current addObject:page];
9533         }
9534
9535         [navigation setViewControllers:current];
9536     }
9537
9538     // (Try to) show the startup URL.
9539     if (starturl_ != nil) {
9540         [self openCydiaURL:starturl_ forExternal:NO];
9541         [starturl_ release];
9542         starturl_ = nil;
9543     }
9544 }
9545
9546 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9547     if (item != nil && IsWildcat_) {
9548         [sheet showFromBarButtonItem:item animated:YES];
9549     } else {
9550         [sheet showInView:window_];
9551     }
9552 }
9553
9554 @end
9555
9556 /*IMP alloc_;
9557 id Alloc_(id self, SEL selector) {
9558     id object = alloc_(self, selector);
9559     lprintf("[%s]A-%p\n", self->isa->name, object);
9560     return object;
9561 }*/
9562
9563 /*IMP dealloc_;
9564 id Dealloc_(id self, SEL selector) {
9565     id object = dealloc_(self, selector);
9566     lprintf("[%s]D-%p\n", self->isa->name, object);
9567     return object;
9568 }*/
9569
9570 Class $WebDefaultUIKitDelegate;
9571
9572 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9573     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9574         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9575     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9576 }
9577
9578 static NSNumber *shouldPlayKeyboardSounds;
9579
9580 Class $UIHardware;
9581
9582 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9583     switch (sound) {
9584         case 1104: // Keyboard Button Clicked
9585         case 1105: // Keyboard Delete Repeated
9586             if (shouldPlayKeyboardSounds == nil) {
9587                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
9588                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
9589             }
9590
9591             if (![shouldPlayKeyboardSounds boolValue])
9592                 break;
9593
9594         default:
9595             _UIHardware$_playSystemSound$(self, _cmd, sound);
9596     }
9597 }
9598
9599 Class $UIApplication;
9600
9601 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
9602     static BOOL initialized = NO;
9603     static BOOL started = NO;
9604
9605     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
9606     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
9607
9608     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
9609         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
9610         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
9611         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
9612
9613         if (initialized && !enabled) {
9614             initialized = NO;
9615             [bundle performSelector:@selector(_accessibilityStopServer)];
9616         } else if (enabled) {
9617             initialized = YES;
9618             if (!started) {
9619                 started = YES;
9620                 [bundle performSelector:@selector(_accessibilityStartServer)];
9621             }
9622         }
9623     }
9624 }
9625
9626 int main(int argc, char *argv[]) { _pooled
9627     _trace();
9628
9629     UpdateExternalStatus(0);
9630
9631     if (Class $UIDevice = objc_getClass("UIDevice")) {
9632         UIDevice *device([$UIDevice currentDevice]);
9633         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
9634     } else
9635         IsWildcat_ = false;
9636
9637     UIScreen *screen([UIScreen mainScreen]);
9638     if ([screen respondsToSelector:@selector(scale)])
9639         ScreenScale_ = [screen scale];
9640     else
9641         ScreenScale_ = 1;
9642
9643     NSMutableArray *parts([NSMutableArray arrayWithCapacity:2]);
9644     if (ScreenScale_ > 1)
9645         [parts addObject:@"@2x"];
9646     [parts addObject:(IsWildcat_ ? @"~ipad" : @"~iphone")];
9647     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios%@", [parts componentsJoinedByString:@""]]);
9648
9649     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
9650
9651     /* Library Hacks {{{ */
9652     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
9653
9654     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
9655     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
9656     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
9657         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
9658         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
9659     }
9660
9661     $UIHardware = objc_getClass("UIHardware");
9662     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
9663     if (UIHardware$_playSystemSound$ != NULL) {
9664         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
9665         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
9666     }
9667
9668     $UIApplication = objc_getClass("UIApplication");
9669     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
9670     if (UIApplication$_updateApplicationAccessibility != NULL) {
9671         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
9672         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
9673     }
9674     /* }}} */
9675     /* Set Locale {{{ */
9676     Locale_ = CFLocaleCopyCurrent();
9677     Languages_ = [NSLocale preferredLanguages];
9678     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
9679     //NSLog(@"%@", [Languages_ description]);
9680
9681     const char *lang;
9682     if (Languages_ == nil || [Languages_ count] == 0)
9683         // XXX: consider just setting to C and then falling through?
9684         lang = NULL;
9685     else {
9686         lang = [[Languages_ objectAtIndex:0] UTF8String];
9687         setenv("LANG", lang, true);
9688     }
9689
9690     //std::setlocale(LC_ALL, lang);
9691     NSLog(@"Setting Language: %s", lang);
9692     /* }}} */
9693
9694     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
9695
9696     /* Parse Arguments {{{ */
9697     bool substrate(false);
9698
9699     if (argc != 0) {
9700         char **args(argv);
9701         int arge(1);
9702
9703         for (int argi(1); argi != argc; ++argi)
9704             if (strcmp(argv[argi], "--") == 0) {
9705                 arge = argi;
9706                 argv[argi] = argv[0];
9707                 argv += argi;
9708                 argc -= argi;
9709                 break;
9710             }
9711
9712         for (int argi(1); argi != arge; ++argi)
9713             if (strcmp(args[argi], "--substrate") == 0)
9714                 substrate = true;
9715             else
9716                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
9717     }
9718     /* }}} */
9719
9720     App_ = [[NSBundle mainBundle] bundlePath];
9721     Home_ = NSHomeDirectory();
9722     Advanced_ = YES;
9723
9724     setuid(0);
9725     setgid(0);
9726
9727     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
9728     alloc_ = alloc->method_imp;
9729     alloc->method_imp = (IMP) &Alloc_;*/
9730
9731     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
9732     dealloc_ = dealloc->method_imp;
9733     dealloc->method_imp = (IMP) &Dealloc_;*/
9734
9735     /* System Information {{{ */
9736     size_t size;
9737
9738     int maxproc;
9739     size = sizeof(maxproc);
9740     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
9741         perror("sysctlbyname(\"kern.maxproc\", ?)");
9742     else if (maxproc < 64) {
9743         maxproc = 64;
9744         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
9745             perror("sysctlbyname(\"kern.maxproc\", #)");
9746     }
9747
9748     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
9749     char *osversion = new char[size];
9750     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
9751         perror("sysctlbyname(\"kern.osversion\", ?)");
9752     else
9753         System_ = [NSString stringWithUTF8String:osversion];
9754
9755     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
9756     char *machine = new char[size];
9757     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
9758         perror("sysctlbyname(\"hw.machine\", ?)");
9759     else
9760         Machine_ = machine;
9761
9762     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
9763         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
9764             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
9765                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
9766                 CFRelease(serial);
9767             }
9768
9769             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
9770                 NSData *data((NSData *) ecid);
9771                 size_t length([data length]);
9772                 uint8_t bytes[length];
9773                 [data getBytes:bytes];
9774                 char string[length * 2 + 1];
9775                 for (size_t i(0); i != length; ++i)
9776                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
9777                 ChipID_ = [NSString stringWithUTF8String:string];
9778                 CFRelease(ecid);
9779             }
9780
9781             IOObjectRelease(service);
9782         }
9783     }
9784
9785     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
9786
9787     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
9788     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9789     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
9790
9791     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
9792     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
9793     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
9794
9795     if (mcc != NULL && mnc != NULL)
9796         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
9797
9798     if (mnc != NULL)
9799         CFRelease(mnc);
9800     if (mcc != NULL)
9801         CFRelease(mcc);
9802
9803     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
9804         Build_ = [system objectForKey:@"ProductBuildVersion"];
9805     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
9806         Product_ = [info objectForKey:@"SafariProductVersion"];
9807         Safari_ = [info objectForKey:@"CFBundleVersion"];
9808     }
9809     /* }}} */
9810     /* Load Database {{{ */
9811     _trace();
9812     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
9813     _trace();
9814     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
9815
9816     if (Metadata_ == NULL)
9817         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
9818     else {
9819         Settings_ = [Metadata_ objectForKey:@"Settings"];
9820
9821         Packages_ = [Metadata_ objectForKey:@"Packages"];
9822         Sections_ = [Metadata_ objectForKey:@"Sections"];
9823         Sources_ = [Metadata_ objectForKey:@"Sources"];
9824
9825         Token_ = [Metadata_ objectForKey:@"Token"];
9826     }
9827
9828     if (Settings_ != nil)
9829         Role_ = [Settings_ objectForKey:@"Role"];
9830
9831     if (Sections_ == nil) {
9832         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
9833         [Metadata_ setObject:Sections_ forKey:@"Sections"];
9834     }
9835
9836     if (Sources_ == nil) {
9837         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
9838         [Metadata_ setObject:Sources_ forKey:@"Sources"];
9839     }
9840     /* }}} */
9841
9842     _trace();
9843     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
9844     _trace();
9845
9846     if (Packages_ != nil) {
9847         bool fail(false);
9848         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
9849         _trace();
9850
9851         if (!fail) {
9852             [Metadata_ removeObjectForKey:@"Packages"];
9853             Packages_ = nil;
9854             Changed_ = true;
9855         }
9856     }
9857
9858     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
9859
9860 #define MobileSubstrate_(name) \
9861     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) \
9862         dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL);
9863
9864     MobileSubstrate_(Activator)
9865     MobileSubstrate_(libstatusbar)
9866     MobileSubstrate_(SimulatedKeyEvents)
9867     MobileSubstrate_(WinterBoard)
9868
9869     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
9870         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
9871
9872     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
9873
9874     if (access("/tmp/.cydia.fw", F_OK) == 0) {
9875         unlink("/tmp/.cydia.fw");
9876         goto firmware;
9877     } else if (access("/User", F_OK) != 0 || version < 2) {
9878       firmware:
9879         _trace();
9880         system("/usr/libexec/cydia/firmware.sh");
9881         _trace();
9882     }
9883
9884     _assert([[NSFileManager defaultManager]
9885         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
9886         withIntermediateDirectories:YES
9887         attributes:nil
9888         error:NULL
9889     ]);
9890
9891     if (access("/tmp/cydia.chk", F_OK) == 0) {
9892         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
9893             _assert(errno == ENOENT);
9894         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
9895             _assert(errno == ENOENT);
9896     }
9897
9898     /* APT Initialization {{{ */
9899     _assert(pkgInitConfig(*_config));
9900     _assert(pkgInitSystem(*_config, _system));
9901
9902     if (lang != NULL)
9903         _config->Set("APT::Acquire::Translation", lang);
9904
9905     // XXX: this timeout might be important :(
9906     //_config->Set("Acquire::http::Timeout", 15);
9907
9908     _config->Set("Acquire::http::MaxParallel", 3);
9909     /* }}} */
9910     /* Color Choices {{{ */
9911     space_ = CGColorSpaceCreateDeviceRGB();
9912
9913     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
9914     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
9915     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
9916     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
9917     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
9918     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
9919     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
9920     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
9921     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
9922
9923     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
9924     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
9925     /* }}}*/
9926     /* UIKit Configuration {{{ */
9927     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
9928     if ($GSFontSetUseLegacyFontMetrics != NULL)
9929         $GSFontSetUseLegacyFontMetrics(YES);
9930
9931     // XXX: I have a feeling this was important
9932     //UIKeyboardDisableAutomaticAppearance();
9933     /* }}} */
9934
9935     Colon_ = UCLocalize("COLON_DELIMITED");
9936     Elision_ = UCLocalize("ELISION");
9937     Error_ = UCLocalize("ERROR");
9938     Warning_ = UCLocalize("WARNING");
9939
9940     _trace();
9941     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
9942
9943     CGColorSpaceRelease(space_);
9944     CFRelease(Locale_);
9945
9946     return value;
9947 }