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 #define Cydia_ CYDIA_VERSION
 210
 211 #define lprintf(args...) fprintf(stderr, args)
 212
 213 #define ForRelease 1
 214 #define TraceLogging (1 && !ForRelease)
 215 #define HistogramInsertionSort (!ForRelease ? 0 : 0)
 216 #define ProfileTimes (0 && !ForRelease)
 217 #define ForSaurik (0 && !ForRelease)
 218 #define LogBrowser (0 && !ForRelease)
 219 #define TrackResize (0 && !ForRelease)
 220 #define ManualRefresh (1 && !ForRelease)
 221 #define ShowInternals (0 && !ForRelease)
 222 #define AlwaysReload (0 && !ForRelease)
 223 #define TryIndexedCollation (0 && !ForRelease)
 224
 225 #if !TraceLogging
 226 #undef _trace
 227 #define _trace(args...)
 228 #endif
 229
 230 #if !ProfileTimes
 231 #undef _profile
 232 #define _profile(name) {
 233 #undef _end
 234 #define _end }
 235 #define PrintTimes() do {} while (false)
 236 #endif
 237
 238 // Hash Functions/Structures {{{
 239 extern "C" uint32_t hashlittle(const void *key, size_t length, uint32_t initval = 0);
 240
 241 union SplitHash {
 242     uint32_t u32;
 243     uint16_t u16[2];
 244 };
 245 // }}}
 246
 247 static const NSUInteger UIViewAutoresizingFlexibleBoth(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
 248
 249 static _finline NSString *CydiaURL(NSString *path) {
 250     char page[26];
 251     page[0] = 'h'; page[1] = 't'; page[2] = 't'; page[3] = 'p'; page[4] = 's';
 252     page[5] = ':'; page[6] = '/'; page[7] = '/'; page[8] = 'c'; page[9] = 'y';
 253     page[10] = 'd'; page[11] = 'i'; page[12] = 'a'; page[13] = '.'; page[14] = 's';
 254     page[15] = 'a'; page[16] = 'u'; page[17] = 'r'; page[18] = 'i'; page[19] = 'k';
 255     page[20] = '.'; page[21] = 'c'; page[22] = 'o'; page[23] = 'm'; page[24] = '/';
 256     page[25] = '\0';
 257     return [[NSString stringWithUTF8String:page] stringByAppendingString:path];
 258 }
 259
 260 static _finline void UpdateExternalStatus(uint64_t newStatus) {
 261     int notify_token;
 262     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
 263         notify_set_state(notify_token, newStatus);
 264         notify_cancel(notify_token);
 265     }
 266     notify_post("com.saurik.Cydia.status");
 267 }
 268
 269 /* [NSObject yieldToSelector:(withObject:)] {{{*/
 270 @interface NSObject (Cydia)
 271 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 272 - (id) yieldToSelector:(SEL)selector;
 273 @end
 274
 275 @implementation NSObject (Cydia)
 276
 277 - (void) doNothing {
 278 }
 279
 280 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 281     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 282     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 283     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 284
 285     /* XXX: deal with exceptions */
 286     id value([self performSelector:selector withObject:object]);
 287
 288     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 289     [context removeAllObjects];
 290     if ([signature methodReturnLength] != 0 && value != nil)
 291         [context addObject:value];
 292
 293     stopped = true;
 294
 295     [self
 296         performSelectorOnMainThread:@selector(doNothing)
 297         withObject:nil
 298         waitUntilDone:NO
 299     ];
 300 }
 301
 302 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 303     volatile bool stopped(false);
 304
 305     NSMutableArray *context([NSMutableArray arrayWithObjects:
 306         [NSValue valueWithPointer:selector],
 307         [NSValue valueWithNonretainedObject:object],
 308         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 309     nil]);
 310
 311     NSThread *thread([[[NSThread alloc]
 312         initWithTarget:self
 313         selector:@selector(_yieldToContext:)
 314         object:context
 315     ] autorelease]);
 316
 317     [thread start];
 318
 319     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 320     NSDate *future([NSDate distantFuture]);
 321     NSString *mode([loop currentMode] ?: NSDefaultRunLoopMode);
 322
 323 _trace();
 324     while (!stopped && [loop runMode:mode beforeDate:future]);
 325 _trace();
 326
 327     return [context count] == 0 ? nil : [context objectAtIndex:0];
 328 }
 329
 330 - (id) yieldToSelector:(SEL)selector {
 331     return [self yieldToSelector:selector withObject:nil];
 332 }
 333
 334 @end
 335 /* }}} */
 336
 337 /* Cydia Alert View {{{ */
 338 @interface CYAlertView : UIAlertView {
 339     unsigned button_;
 340 }
 341
 342 - (int) yieldToPopupAlertAnimated:(BOOL)animated;
 343
 344 @end
 345
 346 @implementation CYAlertView
 347
 348 - (id) initWithTitle:(NSString *)title buttons:(NSArray *)buttons defaultButtonIndex:(int)index {
 349     if ((self = [super init]) != nil) {
 350         [self setTitle:title];
 351         [self setDelegate:self];
 352         for (NSString *button in buttons) [self addButtonWithTitle:button];
 353         [self setCancelButtonIndex:index];
 354     } return self;
 355 }
 356
 357 - (void) _updateFrameForDisplay {
 358     [super _updateFrameForDisplay];
 359     if ([self cancelButtonIndex] == -1) {
 360         NSArray *buttons = [self buttons];
 361         if ([buttons count]) {
 362             UIImage *background = [[buttons objectAtIndex:0] backgroundForState:0];
 363             for (UIThreePartButton *button in buttons)
 364                 [button setBackground:background forState:0];
 365         }
 366     }
 367 }
 368
 369 - (void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {
 370     button_ = buttonIndex + 1;
 371 }
 372
 373 - (void) dismiss {
 374     [self dismissWithClickedButtonIndex:-1 animated:YES];
 375 }
 376
 377 - (int) yieldToPopupAlertAnimated:(BOOL)animated {
 378     [self setRunsModal:YES];
 379     button_ = 0;
 380     [self show];
 381     return button_;
 382 }
 383
 384 @end
 385 /* }}} */
 386
 387 /* NSForcedOrderingSearch doesn't work on the iPhone */
 388 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 389 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 390 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 391
 392 /* Radix Sort {{{ */
 393 typedef uint32_t (*SKRadixFunction)(id, void *);
 394
 395 @interface NSMutableArray (Radix)
 396 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 397 @end
 398
 399 struct RadixItem_ {
 400     size_t index;
 401     uint32_t key;
 402 };
 403
 404 @implementation NSMutableArray (Radix)
 405
 406 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 407     size_t count([self count]);
 408     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 409
 410     for (size_t i(0); i != count; ++i) {
 411         RadixItem_ &item(swap[i]);
 412         item.index = i;
 413
 414         id object([self objectAtIndex:i]);
 415         item.key = function(object, argument);
 416     }
 417
 418     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 419
 420     static const size_t width = 32;
 421     static const size_t bits = 11;
 422     static const size_t slots = 1 << bits;
 423     static const size_t passes = (width + (bits - 1)) / bits;
 424
 425     size_t *hist(new size_t[slots]);
 426
 427     for (size_t pass(0); pass != passes; ++pass) {
 428         memset(hist, 0, sizeof(size_t) * slots);
 429
 430         for (size_t i(0); i != count; ++i) {
 431             uint32_t key(lhs[i].key);
 432             key >>= pass * bits;
 433             key &= _not(uint32_t) >> width - bits;
 434             ++hist[key];
 435         }
 436
 437         size_t offset(0);
 438         for (size_t i(0); i != slots; ++i) {
 439             size_t local(offset);
 440             offset += hist[i];
 441             hist[i] = local;
 442         }
 443
 444         for (size_t i(0); i != count; ++i) {
 445             uint32_t key(lhs[i].key);
 446             key >>= pass * bits;
 447             key &= _not(uint32_t) >> width - bits;
 448             rhs[hist[key]++] = lhs[i];
 449         }
 450
 451         RadixItem_ *tmp(lhs);
 452         lhs = rhs;
 453         rhs = tmp;
 454     }
 455
 456     delete [] hist;
 457
 458     const void **values(new const void *[count]);
 459     for (size_t i(0); i != count; ++i)
 460         values[i] = [self objectAtIndex:lhs[i].index];
 461     CFArrayReplaceValues((CFMutableArrayRef) self, CFRangeMake(0, count), values, count);
 462     delete [] values;
 463
 464     delete [] swap;
 465 }
 466
 467 @end
 468 /* }}} */
 469 /* Insertion Sort {{{ */
 470
 471 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 472     const char *ptr = (const char *)list;
 473     while (0 < count) {
 474         CFIndex half = count / 2;
 475         const char *probe = ptr + elementSize * half;
 476         CFComparisonResult cr = comparator(element, probe, context);
 477     if (0 == cr) return (probe - (const char *)list) / elementSize;
 478         ptr = (cr < 0) ? ptr : probe + elementSize;
 479         count = (cr < 0) ? half : (half + (count & 1) - 1);
 480     }
 481     return (ptr - (const char *)list) / elementSize;
 482 }
 483
 484 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 485     const char *ptr = (const char *)list;
 486     while (0 < count) {
 487         CFIndex half = count / 2;
 488         const char *probe = ptr + elementSize * half;
 489         CFComparisonResult cr = comparator(element, probe, context);
 490     if (0 == cr) return (probe - (const char *)list) / elementSize;
 491         ptr = (cr < 0) ? ptr : probe + elementSize;
 492         count = (cr < 0) ? half : (half + (count & 1) - 1);
 493     }
 494     return (ptr - (const char *)list) / elementSize;
 495 }
 496
 497 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 498     if (range.length == 0)
 499         return;
 500     const void **values(new const void *[range.length]);
 501     CFArrayGetValues(array, range, values);
 502
 503 #if HistogramInsertionSort > 0
 504     uint32_t total(0), *offsets(new uint32_t[range.length]);
 505 #endif
 506
 507     for (CFIndex index(1); index != range.length; ++index) {
 508         const void *value(values[index]);
 509         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 510         CFIndex correct(index);
 511         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan) {
 512 #if HistogramInsertionSort > 1
 513             NSLog(@"%@ < %@", value, values[correct - 1]);
 514 #endif
 515             if (--correct == 0)
 516                 break;
 517         }
 518         if (correct != index) {
 519             size_t offset(index - correct);
 520 #if HistogramInsertionSort
 521             total += offset;
 522             ++offsets[offset];
 523             if (offset > 10)
 524                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 525 #endif
 526             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 527             values[correct] = value;
 528         }
 529     }
 530
 531     CFArrayReplaceValues(array, range, values, range.length);
 532     delete [] values;
 533
 534 #if HistogramInsertionSort > 0
 535     for (CFIndex index(0); index != range.length; ++index)
 536         if (offsets[index] != 0)
 537             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 538     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 539     delete [] offsets;
 540 #endif
 541 }
 542
 543 /* }}} */
 544
 545 /* Apple Bug Fixes {{{ */
 546 @implementation UIWebDocumentView (Cydia)
 547
 548 - (void) _setScrollerOffset:(CGPoint)offset {
 549     UIScroller *scroller([self _scroller]);
 550
 551     CGSize size([scroller contentSize]);
 552     CGSize bounds([scroller bounds].size);
 553
 554     CGPoint max;
 555     max.x = size.width - bounds.width;
 556     max.y = size.height - bounds.height;
 557
 558     // wtf Apple?!
 559     if (max.x < 0)
 560         max.x = 0;
 561     if (max.y < 0)
 562         max.y = 0;
 563
 564     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 565     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 566
 567     [scroller setOffset:offset];
 568 }
 569
 570 @end
 571 /* }}} */
 572
 573 @interface NSInvocation (Cydia)
 574 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target;
 575 @end
 576
 577 @implementation NSInvocation (Cydia)
 578
 579 + (NSInvocation *) invocationWithSelector:(SEL)selector forTarget:(id)target {
 580     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[target methodSignatureForSelector:selector]]);
 581     [invocation setTarget:target];
 582     [invocation setSelector:selector];
 583     return invocation;
 584 }
 585
 586 @end
 587
 588 @implementation WebScriptObject (NSFastEnumeration)
 589
 590 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)objects count:(NSUInteger)count {
 591     size_t length([self count] - state->state);
 592     if (length <= 0)
 593         return 0;
 594     else if (length > count)
 595         length = count;
 596     for (size_t i(0); i != length; ++i)
 597         objects[i] = [self objectAtIndex:state->state++];
 598     state->itemsPtr = objects;
 599     state->mutationsPtr = (unsigned long *) self;
 600     return length;
 601 }
 602
 603 @end
 604
 605 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 606     size_t length([self length] - state->state);
 607     if (length <= 0)
 608         return 0;
 609     else if (length > count)
 610         length = count;
 611     for (size_t i(0); i != length; ++i)
 612         objects[i] = [self item:state->state++];
 613     state->itemsPtr = objects;
 614     state->mutationsPtr = (unsigned long *) self;
 615     return length;
 616 }
 617
 618 /* Cydia NSString Additions {{{ */
 619 @interface NSString (Cydia)
 620 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 621 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 622 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 623 - (NSComparisonResult) compareByPath:(NSString *)other;
 624 - (NSString *) stringByCachingURLWithCurrentCDN;
 625 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 626 @end
 627
 628 @implementation NSString (Cydia)
 629
 630 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 631     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 632 }
 633
 634 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 635     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 636     memcpy(data, bytes, length);
 637     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 638 }
 639
 640 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 641     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 642 }
 643
 644 - (NSComparisonResult) compareByPath:(NSString *)other {
 645     NSString *prefix = [self commonPrefixWithString:other options:0];
 646     size_t length = [prefix length];
 647
 648     NSRange lrange = NSMakeRange(length, [self length] - length);
 649     NSRange rrange = NSMakeRange(length, [other length] - length);
 650
 651     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 652     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 653
 654     NSComparisonResult value;
 655
 656     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 657         value = NSOrderedSame;
 658     else if (lrange.location == NSNotFound)
 659         value = NSOrderedAscending;
 660     else if (rrange.location == NSNotFound)
 661         value = NSOrderedDescending;
 662     else
 663         value = NSOrderedSame;
 664
 665     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 666         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 667     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 668         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 669
 670     NSComparisonResult result = [lpath compare:rpath];
 671     return result == NSOrderedSame ? value : result;
 672 }
 673
 674 - (NSString *) stringByCachingURLWithCurrentCDN {
 675     return [self
 676         stringByReplacingOccurrencesOfString:@"://cydia.saurik.com/"
 677         withString:@"://cache.cydia.saurik.com/"
 678     ];
 679 }
 680
 681 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 682     return [(id)CFURLCreateStringByAddingPercentEscapes(
 683         kCFAllocatorDefault,
 684         (CFStringRef) self,
 685         NULL,
 686         CFSTR(";/?:@&=+$,"),
 687         kCFStringEncodingUTF8
 688     ) autorelease];
 689 }
 690
 691 @end
 692 /* }}} */
 693
 694 /* C++ NSString Wrapper Cache {{{ */
 695 static _finline CFStringRef CYStringCreate(const char *data, size_t size) {
 696     return size == 0 ? NULL :
 697         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingUTF8, NO, kCFAllocatorNull) ?:
 698         CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(data), size, kCFStringEncodingISOLatin1, NO, kCFAllocatorNull);
 699 }
 700
 701 static _finline CFStringRef CYStringCreate(const char *data) {
 702     return CYStringCreate(data, strlen(data));
 703 }
 704
 705 class CYString {
 706   private:
 707     char *data_;
 708     size_t size_;
 709     CFStringRef cache_;
 710
 711     _finline void clear_() {
 712         if (cache_ != NULL) {
 713             CFRelease(cache_);
 714             cache_ = NULL;
 715         }
 716     }
 717
 718   public:
 719     _finline bool empty() const {
 720         return size_ == 0;
 721     }
 722
 723     _finline size_t size() const {
 724         return size_;
 725     }
 726
 727     _finline char *data() const {
 728         return data_;
 729     }
 730
 731     _finline void clear() {
 732         size_ = 0;
 733         clear_();
 734     }
 735
 736     _finline CYString() :
 737         data_(0),
 738         size_(0),
 739         cache_(NULL)
 740     {
 741     }
 742
 743     _finline ~CYString() {
 744         clear_();
 745     }
 746
 747     void operator =(const CYString &rhs) {
 748         data_ = rhs.data_;
 749         size_ = rhs.size_;
 750
 751         if (rhs.cache_ == nil)
 752             cache_ = NULL;
 753         else
 754             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 755     }
 756
 757     void copy(apr_pool_t *pool) {
 758         char *temp(reinterpret_cast<char *>(apr_palloc(pool, size_ + 1)));
 759         memcpy(temp, data_, size_);
 760         temp[size_] = '\0';
 761         data_ = temp;
 762     }
 763
 764     void set(apr_pool_t *pool, const char *data, size_t size) {
 765         if (size == 0)
 766             clear();
 767         else {
 768             clear_();
 769
 770             data_ = const_cast<char *>(data);
 771             size_ = size;
 772
 773             if (pool != NULL)
 774                 copy(pool);
 775         }
 776     }
 777
 778     _finline void set(apr_pool_t *pool, const char *data) {
 779         set(pool, data, data == NULL ? 0 : strlen(data));
 780     }
 781
 782     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 783         set(pool, rhs.data(), rhs.size());
 784     }
 785
 786     bool operator ==(const CYString &rhs) const {
 787         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 788     }
 789
 790     _finline operator CFStringRef() {
 791         if (cache_ == NULL)
 792             cache_ = CYStringCreate(data_, size_);
 793         return cache_;
 794     }
 795
 796     _finline operator id() {
 797         return (NSString *) static_cast<CFStringRef>(*this);
 798     }
 799
 800     _finline operator const char *() {
 801         return reinterpret_cast<const char *>(data_);
 802     }
 803 };
 804 /* }}} */
 805 /* C++ NSString Algorithm Adapters {{{ */
 806 extern "C" {
 807     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 808 }
 809
 810 struct NSStringMapHash :
 811     std::unary_function<NSString *, size_t>
 812 {
 813     _finline size_t operator ()(NSString *value) const {
 814         return CFStringHashNSString((CFStringRef) value);
 815     }
 816 };
 817
 818 struct NSStringMapLess :
 819     std::binary_function<NSString *, NSString *, bool>
 820 {
 821     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 822         return [lhs compare:rhs] == NSOrderedAscending;
 823     }
 824 };
 825
 826 struct NSStringMapEqual :
 827     std::binary_function<NSString *, NSString *, bool>
 828 {
 829     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 830         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 831         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 832         //[lhs isEqualToString:rhs];
 833     }
 834 };
 835 /* }}} */
 836
 837 /* Perl-Compatible RegEx {{{ */
 838 class Pcre {
 839   private:
 840     pcre *code_;
 841     pcre_extra *study_;
 842     int capture_;
 843     int *matches_;
 844     const char *data_;
 845
 846   public:
 847     Pcre() :
 848         code_(NULL),
 849         study_(NULL)
 850     {
 851     }
 852
 853     Pcre(const char *regex) :
 854         code_(NULL),
 855         study_(NULL)
 856     {
 857         this->operator =(regex);
 858     }
 859
 860     void operator =(const char *regex) {
 861         _assert(code_ == NULL);
 862
 863         const char *error;
 864         int offset;
 865         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 866
 867         if (code_ == NULL) {
 868             lprintf("%d:%s\n", offset, error);
 869             _assert(false);
 870         }
 871
 872         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 873         matches_ = new int[(capture_ + 1) * 3];
 874     }
 875
 876     ~Pcre() {
 877         pcre_free(code_);
 878         delete matches_;
 879     }
 880
 881     NSString *operator [](size_t match) {
 882         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 883     }
 884
 885     bool operator ()(NSString *data) {
 886         // XXX: length is for characters, not for bytes
 887         return operator ()([data UTF8String], [data length]);
 888     }
 889
 890     bool operator ()(const char *data, size_t size) {
 891         data_ = data;
 892         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 893     }
 894
 895     _finline size_t size() const {
 896         return capture_;
 897     }
 898 };
 899 /* }}} */
 900 /* Mime Addresses {{{ */
 901 @interface Address : NSObject {
 902     NSString *name_;
 903     NSString *address_;
 904 }
 905
 906 - (NSString *) name;
 907 - (NSString *) address;
 908
 909 - (void) setAddress:(NSString *)address;
 910
 911 + (Address *) addressWithString:(NSString *)string;
 912 - (Address *) initWithString:(NSString *)string;
 913
 914 @end
 915
 916 @implementation Address
 917
 918 - (void) dealloc {
 919     [name_ release];
 920     if (address_ != nil)
 921         [address_ release];
 922     [super dealloc];
 923 }
 924
 925 - (NSString *) name {
 926     return name_;
 927 }
 928
 929 - (NSString *) address {
 930     return address_;
 931 }
 932
 933 - (void) setAddress:(NSString *)address {
 934     if (address_ != nil)
 935         [address_ autorelease];
 936     if (address == nil)
 937         address_ = nil;
 938     else
 939         address_ = [address retain];
 940 }
 941
 942 + (Address *) addressWithString:(NSString *)string {
 943     return [[[Address alloc] initWithString:string] autorelease];
 944 }
 945
 946 + (NSArray *) _attributeKeys {
 947     return [NSArray arrayWithObjects:
 948         @"address",
 949         @"name",
 950     nil];
 951 }
 952
 953 - (NSArray *) attributeKeys {
 954     return [[self class] _attributeKeys];
 955 }
 956
 957 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 958     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 959 }
 960
 961 - (Address *) initWithString:(NSString *)string {
 962     if ((self = [super init]) != nil) {
 963         const char *data = [string UTF8String];
 964         size_t size = [string length];
 965
 966         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 967
 968         if (address_r(data, size)) {
 969             name_ = [address_r[1] retain];
 970             address_ = [address_r[2] retain];
 971         } else {
 972             name_ = [string retain];
 973             address_ = nil;
 974         }
 975     } return self;
 976 }
 977
 978 @end
 979 /* }}} */
 980 /* CoreGraphics Primitives {{{ */
 981 class CYColor {
 982   private:
 983     CGColorRef color_;
 984
 985     static CGColorRef Create_(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
 986         CGFloat color[] = {red, green, blue, alpha};
 987         return CGColorCreate(space, color);
 988     }
 989
 990   public:
 991     CYColor() :
 992         color_(NULL)
 993     {
 994     }
 995
 996     CYColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
 997         color_(Create_(space, red, green, blue, alpha))
 998     {
 999         Set(space, red, green, blue, alpha);
1000     }
1001
1002     void Clear() {
1003         if (color_ != NULL)
1004             CGColorRelease(color_);
1005     }
1006
1007     ~CYColor() {
1008         Clear();
1009     }
1010
1011     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1012         Clear();
1013         color_ = Create_(space, red, green, blue, alpha);
1014     }
1015
1016     operator CGColorRef() {
1017         return color_;
1018     }
1019 };
1020 /* }}} */
1021
1022 /* Random Global Variables {{{ */
1023 static const int PulseInterval_ = 50000;
1024
1025 static const NSString *UI_;
1026
1027 static int Finish_;
1028 static bool RestartSubstrate_;
1029 static NSArray *Finishes_;
1030
1031 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1032 #define NotifyConfig_ "/etc/notify.conf"
1033
1034 static bool Queuing_;
1035
1036 static CYColor Blue_;
1037 static CYColor Blueish_;
1038 static CYColor Black_;
1039 static CYColor Off_;
1040 static CYColor White_;
1041 static CYColor Gray_;
1042 static CYColor Green_;
1043 static CYColor Purple_;
1044 static CYColor Purplish_;
1045
1046 static UIColor *InstallingColor_;
1047 static UIColor *RemovingColor_;
1048
1049 static NSString *App_;
1050
1051 static BOOL Advanced_;
1052 static BOOL Ignored_;
1053
1054 static UIFont *Font12_;
1055 static UIFont *Font12Bold_;
1056 static UIFont *Font14_;
1057 static UIFont *Font18Bold_;
1058 static UIFont *Font22Bold_;
1059
1060 static const char *Machine_ = NULL;
1061 static NSString *System_ = nil;
1062 static NSString *SerialNumber_ = nil;
1063 static NSString *ChipID_ = nil;
1064 static _H<NSString> Token_;
1065 static NSString *UniqueID_ = nil;
1066 static NSString *PLMN_ = nil;
1067 static NSString *Build_ = nil;
1068 static NSString *Product_ = nil;
1069 static NSString *Safari_ = nil;
1070
1071 static CFLocaleRef Locale_;
1072 static NSArray *Languages_;
1073 static CGColorSpaceRef space_;
1074
1075 static NSDictionary *SectionMap_;
1076 static NSMutableDictionary *Metadata_;
1077 static _transient NSMutableDictionary *Settings_;
1078 static _transient NSString *Role_;
1079 static _transient NSMutableDictionary *Packages_;
1080 static _transient NSMutableDictionary *Sections_;
1081 static _transient NSMutableDictionary *Sources_;
1082 static bool Changed_;
1083 static time_t now_;
1084
1085 bool IsWildcat_;
1086 static CGFloat ScreenScale_;
1087 static NSString *Idiom_;
1088
1089 static NSObject *HostConfig_;
1090 static NSMutableSet *BridgedHosts_;
1091 static NSMutableSet *PipelinedHosts_;
1092
1093 static NSString *kCydiaProgressEventTypeError = @"Error";
1094 static NSString *kCydiaProgressEventTypeInformation = @"Information";
1095 static NSString *kCydiaProgressEventTypeStatus = @"Status";
1096 static NSString *kCydiaProgressEventTypeWarning = @"Warning";
1097 /* }}} */
1098
1099 /* Display Helpers {{{ */
1100 inline float Interpolate(float begin, float end, float fraction) {
1101     return (end - begin) * fraction + begin;
1102 }
1103
1104 static _finline const char *StripVersion_(const char *version) {
1105     const char *colon(strchr(version, ':'));
1106     return colon == NULL ? version : colon + 1;
1107 }
1108
1109 NSString *LocalizeSection(NSString *section) {
1110     static Pcre title_r("^(.*?) \\((.*)\\)$");
1111     if (title_r(section)) {
1112         NSString *parent(title_r[1]);
1113         NSString *child(title_r[2]);
1114
1115         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1116             LocalizeSection(parent),
1117             LocalizeSection(child)
1118         ];
1119     }
1120
1121     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1122 }
1123
1124 NSString *Simplify(NSString *title) {
1125     const char *data = [title UTF8String];
1126     size_t size = [title length];
1127
1128     static Pcre square_r("^\\[(.*)\\]$");
1129     if (square_r(data, size))
1130         return Simplify(square_r[1]);
1131
1132     static Pcre paren_r("^\\((.*)\\)$");
1133     if (paren_r(data, size))
1134         return Simplify(paren_r[1]);
1135
1136     static Pcre title_r("^(.*?) \\((.*)\\)$");
1137     if (title_r(data, size))
1138         return Simplify(title_r[1]);
1139
1140     return title;
1141 }
1142 /* }}} */
1143
1144 NSString *GetLastUpdate() {
1145     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1146
1147     if (update == nil)
1148         return UCLocalize("NEVER_OR_UNKNOWN");
1149
1150     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1151     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1152
1153     CFRelease(formatter);
1154
1155     return [(NSString *) formatted autorelease];
1156 }
1157
1158 bool isSectionVisible(NSString *section) {
1159     NSDictionary *metadata([Sections_ objectForKey:(section ?: @"")]);
1160     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1161     return hidden == nil || ![hidden boolValue];
1162 }
1163
1164 @class Cydia;
1165
1166 /* Delegate Prototypes {{{ */
1167 @class Package;
1168 @class Source;
1169 @class CydiaProgressEvent;
1170
1171 @protocol DatabaseDelegate
1172 - (void) repairWithSelector:(SEL)selector;
1173 - (void) setConfigurationData:(NSString *)data;
1174 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task;
1175 @end
1176
1177 @class CYPackageController;
1178
1179 @protocol CydiaDelegate
1180 - (void) retainNetworkActivityIndicator;
1181 - (void) releaseNetworkActivityIndicator;
1182 - (void) clearPackage:(Package *)package;
1183 - (void) installPackage:(Package *)package;
1184 - (void) installPackages:(NSArray *)packages;
1185 - (void) removePackage:(Package *)package;
1186 - (void) beginUpdate;
1187 - (BOOL) updating;
1188 - (void) distUpgrade;
1189 - (void) loadData;
1190 - (void) updateData;
1191 - (void) syncData;
1192 - (void) addTrivialSource:(NSString *)href;
1193 - (void) showSettings;
1194 - (UIProgressHUD *) addProgressHUD;
1195 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1196 - (CYViewController *) pageForPackage:(NSString *)name;
1197 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item;
1198 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1199 @end
1200 /* }}} */
1201
1202 /* ProgressEvent Interface/Delegate {{{ */
1203 @interface CydiaProgressEvent : NSObject {
1204     _H<NSString> message_;
1205     _H<NSString> type_;
1206
1207     _H<NSArray> item_;
1208     _H<NSString> package_;
1209     _H<NSString> url_;
1210     _H<NSString> version_;
1211 }
1212
1213 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type;
1214 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package;
1215 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item;
1216
1217 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type;
1218
1219 - (NSString *) message;
1220 - (NSString *) type;
1221
1222 - (NSArray *) item;
1223 - (NSString *) package;
1224 - (NSString *) url;
1225 - (NSString *) version;
1226
1227 - (void) setItem:(NSArray *)item;
1228 - (void) setPackage:(NSString *)package;
1229 - (void) setURL:(NSString *)url;
1230 - (void) setVersion:(NSString *)version;
1231
1232 - (NSString *) compound:(NSString *)value;
1233 - (NSString *) compoundMessage;
1234 - (NSString *) compoundTitle;
1235
1236 @end
1237
1238 @protocol ProgressDelegate
1239 - (void) addProgressEvent:(CydiaProgressEvent *)event;
1240 - (void) setProgressPercent:(NSNumber *)percent;
1241 - (void) setProgressStatus:(NSDictionary *)status;
1242 - (void) setProgressCancellable:(NSNumber *)cancellable;
1243 - (bool) isProgressCancelled;
1244 - (void) setTitle:(NSString *)title;
1245 @end
1246 /* }}} */
1247 /* Status Delegation {{{ */
1248 class Status :
1249     public pkgAcquireStatus
1250 {
1251   private:
1252     _transient NSObject<ProgressDelegate> *delegate_;
1253     bool cancelled_;
1254
1255   public:
1256     Status() :
1257         delegate_(nil),
1258         cancelled_(false)
1259     {
1260     }
1261
1262     void setDelegate(NSObject<ProgressDelegate> *delegate) {
1263         delegate_ = delegate;
1264     }
1265
1266     NSObject<ProgressDelegate> *getDelegate() const {
1267         return delegate_;
1268     }
1269
1270     virtual bool MediaChange(std::string media, std::string drive) {
1271         return false;
1272     }
1273
1274     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1275     }
1276
1277     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1278         NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1279         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithFormat:UCLocalize("DOWNLOADING_"), name] ofType:kCydiaProgressEventTypeStatus forItem:item]);
1280         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1281     }
1282
1283     virtual void Done(pkgAcquire::ItemDesc &item) {
1284     }
1285
1286     virtual void Fail(pkgAcquire::ItemDesc &item) {
1287         if (
1288             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1289             item.Owner->Status == pkgAcquire::Item::StatDone
1290         )
1291             return;
1292
1293         std::string &error(item.Owner->ErrorText);
1294         if (error.empty())
1295             return;
1296
1297         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:kCydiaProgressEventTypeError forItem:item]);
1298         [delegate_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
1299     }
1300
1301     virtual bool Pulse(pkgAcquire *Owner) {
1302         bool value = pkgAcquireStatus::Pulse(Owner);
1303
1304         double percent(
1305             double(CurrentBytes + CurrentItems) /
1306             double(TotalBytes + TotalItems)
1307         );
1308
1309         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:[NSDictionary dictionaryWithObjectsAndKeys:
1310             [NSNumber numberWithDouble:percent], @"Percent",
1311
1312             [NSNumber numberWithDouble:CurrentBytes], @"Current",
1313             [NSNumber numberWithDouble:TotalBytes], @"Total",
1314             [NSNumber numberWithDouble:CurrentCPS], @"Speed",
1315         nil] waitUntilDone:YES];
1316
1317         if (value && ![delegate_ isProgressCancelled])
1318             return true;
1319         else {
1320             cancelled_ = true;
1321             return false;
1322         }
1323     }
1324
1325     _finline bool WasCancelled() const {
1326         return cancelled_;
1327     }
1328
1329     virtual void Start() {
1330         pkgAcquireStatus::Start();
1331         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:YES] waitUntilDone:YES];
1332     }
1333
1334     virtual void Stop() {
1335         pkgAcquireStatus::Stop();
1336         [delegate_ performSelectorOnMainThread:@selector(setProgressCancellable:) withObject:[NSNumber numberWithBool:NO] waitUntilDone:YES];
1337         [delegate_ performSelectorOnMainThread:@selector(setProgressStatus:) withObject:nil waitUntilDone:YES];
1338     }
1339 };
1340 /* }}} */
1341 /* Database Interface {{{ */
1342 typedef std::map< unsigned long, _H<Source> > SourceMap;
1343
1344 @interface Database : NSObject {
1345     NSZone *zone_;
1346     apr_pool_t *pool_;
1347
1348     unsigned era_;
1349
1350     pkgCacheFile cache_;
1351     pkgDepCache::Policy *policy_;
1352     pkgRecords *records_;
1353     pkgProblemResolver *resolver_;
1354     pkgAcquire *fetcher_;
1355     FileFd *lock_;
1356     SPtr<pkgPackageManager> manager_;
1357     pkgSourceList *list_;
1358
1359     SourceMap sourceMap_;
1360     NSMutableArray *sourceList_;
1361
1362     CFMutableArrayRef packages_;
1363
1364     _transient NSObject<DatabaseDelegate> *delegate_;
1365     _transient NSObject<ProgressDelegate> *progress_;
1366
1367     Status status_;
1368
1369     int cydiafd_;
1370     int statusfd_;
1371     FILE *input_;
1372
1373     std::map<const char *, _H<NSString> > sections_;
1374 }
1375
1376 + (Database *) sharedInstance;
1377 - (unsigned) era;
1378
1379 - (void) _readCydia:(NSNumber *)fd;
1380 - (void) _readStatus:(NSNumber *)fd;
1381 - (void) _readOutput:(NSNumber *)fd;
1382
1383 - (FILE *) input;
1384
1385 - (Package *) packageWithName:(NSString *)name;
1386
1387 - (pkgCacheFile &) cache;
1388 - (pkgDepCache::Policy *) policy;
1389 - (pkgRecords *) records;
1390 - (pkgProblemResolver *) resolver;
1391 - (pkgAcquire &) fetcher;
1392 - (pkgSourceList &) list;
1393 - (NSArray *) packages;
1394 - (NSArray *) sources;
1395 - (Source *) sourceWithKey:(NSString *)key;
1396 - (void) reloadDataWithInvocation:(NSInvocation *)invocation;
1397
1398 - (void) configure;
1399 - (bool) prepare;
1400 - (void) perform;
1401 - (bool) upgrade;
1402 - (void) update;
1403
1404 - (void) updateWithStatus:(Status &)status;
1405
1406 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate;
1407
1408 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate;
1409 - (NSObject<ProgressDelegate> *) progressDelegate;
1410
1411 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1412
1413 - (NSString *) mappedSectionForPointer:(const char *)pointer;
1414
1415 @end
1416 /* }}} */
1417 /* ProgressEvent Implementation {{{ */
1418 @implementation CydiaProgressEvent
1419
1420 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type {
1421     return [[[CydiaProgressEvent alloc] initWithMessage:message ofType:type] autorelease];
1422 }
1423
1424 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forPackage:(NSString *)package {
1425     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1426     [event setPackage:package];
1427     return event;
1428 }
1429
1430 + (CydiaProgressEvent *) eventWithMessage:(NSString *)message ofType:(NSString *)type forItem:(pkgAcquire::ItemDesc &)item {
1431     CydiaProgressEvent *event([self eventWithMessage:message ofType:type]);
1432
1433     NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1434     NSArray *fields([description componentsSeparatedByString:@" "]);
1435     [event setItem:fields];
1436
1437     if ([fields count] > 3) {
1438         [event setPackage:[fields objectAtIndex:2]];
1439         [event setVersion:[fields objectAtIndex:3]];
1440     }
1441
1442     [event setURL:[NSString stringWithUTF8String:item.URI.c_str()]];
1443
1444     return event;
1445 }
1446
1447 + (NSArray *) _attributeKeys {
1448     return [NSArray arrayWithObjects:
1449         @"item",
1450         @"message",
1451         @"package",
1452         @"type",
1453         @"url",
1454         @"version",
1455     nil];
1456 }
1457
1458 - (NSArray *) attributeKeys {
1459     return [[self class] _attributeKeys];
1460 }
1461
1462 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1463     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1464 }
1465
1466 - (id) initWithMessage:(NSString *)message ofType:(NSString *)type {
1467     if ((self = [super init]) != nil) {
1468         message_ = message;
1469         type_ = type;
1470     } return self;
1471 }
1472
1473 - (NSString *) message {
1474     return message_;
1475 }
1476
1477 - (NSString *) type {
1478     return type_;
1479 }
1480
1481 - (NSArray *) item {
1482     return (id) item_ ?: [NSNull null];
1483 }
1484
1485 - (void) setItem:(NSArray *)item {
1486     item_ = item;
1487 }
1488
1489 - (NSString *) package {
1490     return (id) package_ ?: [NSNull null];
1491 }
1492
1493 - (void) setPackage:(NSString *)package {
1494     package_ = package;
1495 }
1496
1497 - (NSString *) url {
1498     return (id) url_ ?: [NSNull null];
1499 }
1500
1501 - (void) setURL:(NSString *)url {
1502     url_ = url;
1503 }
1504
1505 - (void) setVersion:(NSString *)version {
1506     version_ = version;
1507 }
1508
1509 - (NSString *) version {
1510     return (id) version_ ?: [NSNull null];
1511 }
1512
1513 - (NSString *) compound:(NSString *)value {
1514     if (value != nil) {
1515         NSString *mode(nil); {
1516             NSString *type([self type]);
1517             if ([type isEqualToString:kCydiaProgressEventTypeError])
1518                 mode = UCLocalize("ERROR");
1519             else if ([type isEqualToString:kCydiaProgressEventTypeWarning])
1520                 mode = UCLocalize("WARNING");
1521         }
1522
1523         if (mode != nil)
1524             value = [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), mode, value];
1525     }
1526
1527     return value;
1528 }
1529
1530 - (NSString *) compoundMessage {
1531     return [self compound:[self message]];
1532 }
1533
1534 - (NSString *) compoundTitle {
1535     NSString *title;
1536
1537     if (package_ == nil)
1538         title = nil;
1539     else if (Package *package = [[Database sharedInstance] packageWithName:package_])
1540         title = [package name];
1541     else
1542         title = package_;
1543
1544     return [self compound:title];
1545 }
1546
1547 @end
1548 /* }}} */
1549
1550 // Cytore Definitions {{{
1551 struct PackageValue :
1552     Cytore::Block
1553 {
1554     Cytore::Offset<PackageValue> next_;
1555
1556     uint32_t index_ : 23;
1557     uint32_t subscribed_ : 1;
1558     uint32_t : 8;
1559
1560     int32_t first_;
1561     int32_t last_;
1562
1563     uint16_t vhash_;
1564     uint16_t nhash_;
1565
1566     char version_[8];
1567     char name_[];
1568 };
1569
1570 struct MetaValue :
1571     Cytore::Block
1572 {
1573     uint32_t active_;
1574     Cytore::Offset<PackageValue> packages_[1 << 16];
1575 };
1576
1577 static Cytore::File<MetaValue> MetaFile_;
1578 // }}}
1579 // Cytore Helper Functions {{{
1580 static PackageValue *PackageFind(const char *name, size_t length, bool *fail = NULL) {
1581     SplitHash nhash = { hashlittle(name, length) };
1582
1583     PackageValue *metadata;
1584
1585     Cytore::Offset<PackageValue> *offset(&MetaFile_->packages_[nhash.u16[0]]);
1586     offset: if (offset->IsNull()) {
1587         *offset = MetaFile_.New<PackageValue>(length + 1);
1588         metadata = &MetaFile_.Get(*offset);
1589
1590         if (metadata == NULL) {
1591             if (fail != NULL)
1592                 *fail = true;
1593
1594             metadata = new PackageValue();
1595             memset(metadata, 0, sizeof(*metadata));
1596         }
1597
1598         memcpy(metadata->name_, name, length + 1);
1599         metadata->nhash_ = nhash.u16[1];
1600     } else {
1601         metadata = &MetaFile_.Get(*offset);
1602
1603         if (metadata->nhash_ != nhash.u16[1] || strncmp(metadata->name_, name, length + 1) != 0) {
1604             offset = &metadata->next_;
1605             goto offset;
1606         }
1607     }
1608
1609     return metadata;
1610 }
1611
1612 static void PackageImport(const void *key, const void *value, void *context) {
1613     bool &fail(*reinterpret_cast<bool *>(context));
1614
1615     char buffer[1024];
1616     if (!CFStringGetCString((CFStringRef) key, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1617         NSLog(@"failed to import package %@", key);
1618         return;
1619     }
1620
1621     PackageValue *metadata(PackageFind(buffer, strlen(buffer), &fail));
1622     NSDictionary *package((NSDictionary *) value);
1623
1624     if (NSNumber *subscribed = [package objectForKey:@"IsSubscribed"])
1625         if ([subscribed boolValue] && !metadata->subscribed_)
1626             metadata->subscribed_ = true;
1627
1628     if (NSDate *date = [package objectForKey:@"FirstSeen"]) {
1629         time_t time([date timeIntervalSince1970]);
1630         if (metadata->first_ > time || metadata->first_ == 0)
1631             metadata->first_ = time;
1632     }
1633
1634     NSDate *date([package objectForKey:@"LastSeen"]);
1635     NSString *version([package objectForKey:@"LastVersion"]);
1636
1637     if (date != nil && version != nil) {
1638         time_t time([date timeIntervalSince1970]);
1639         if (metadata->last_ < time || metadata->last_ == 0)
1640             if (CFStringGetCString((CFStringRef) version, buffer, sizeof(buffer), kCFStringEncodingUTF8)) {
1641                 size_t length(strlen(buffer));
1642                 uint16_t vhash(hashlittle(buffer, length));
1643
1644                 size_t capped(std::min<size_t>(8, length));
1645                 char *latest(buffer + length - capped);
1646
1647                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
1648                 metadata->vhash_ = vhash;
1649
1650                 metadata->last_ = time;
1651             }
1652     }
1653 }
1654 // }}}
1655
1656 /* Source Class {{{ */
1657 @interface Source : NSObject {
1658     CYString depiction_;
1659     CYString description_;
1660     CYString label_;
1661     CYString origin_;
1662     CYString support_;
1663
1664     CYString uri_;
1665     CYString distribution_;
1666     CYString type_;
1667     CYString version_;
1668
1669     _H<NSString> host_;
1670     _H<NSString> authority_;
1671
1672     CYString defaultIcon_;
1673
1674     _H<NSDictionary> record_;
1675     BOOL trusted_;
1676 }
1677
1678 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1679
1680 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1681
1682 - (NSString *) depictionForPackage:(NSString *)package;
1683 - (NSString *) supportForPackage:(NSString *)package;
1684
1685 - (NSDictionary *) record;
1686 - (BOOL) trusted;
1687
1688 - (NSString *) uri;
1689 - (NSString *) distribution;
1690 - (NSString *) type;
1691 - (NSString *) key;
1692 - (NSString *) host;
1693
1694 - (NSString *) name;
1695 - (NSString *) description;
1696 - (NSString *) label;
1697 - (NSString *) origin;
1698 - (NSString *) version;
1699
1700 - (NSString *) defaultIcon;
1701
1702 @end
1703
1704 @implementation Source
1705
1706 - (void) _clear {
1707     uri_.clear();
1708     distribution_.clear();
1709     type_.clear();
1710
1711     description_.clear();
1712     label_.clear();
1713     origin_.clear();
1714     depiction_.clear();
1715     support_.clear();
1716     version_.clear();
1717     defaultIcon_.clear();
1718
1719     record_ = nil;
1720     host_ = nil;
1721     authority_ = nil;
1722 }
1723
1724 - (void) dealloc {
1725     // XXX: this is a very inefficient way to call these deconstructors
1726     [self _clear];
1727     [super dealloc];
1728 }
1729
1730 + (NSArray *) _attributeKeys {
1731     return [NSArray arrayWithObjects:
1732         @"description",
1733         @"distribution",
1734         @"host",
1735         @"key",
1736         @"label",
1737         @"name",
1738         @"origin",
1739         @"trusted",
1740         @"type",
1741         @"uri",
1742         @"version",
1743     nil];
1744 }
1745
1746 - (NSArray *) attributeKeys {
1747     return [[self class] _attributeKeys];
1748 }
1749
1750 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1751     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1752 }
1753
1754 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1755     [self _clear];
1756
1757     trusted_ = index->IsTrusted();
1758
1759     uri_.set(pool, index->GetURI());
1760     distribution_.set(pool, index->GetDist());
1761     type_.set(pool, index->GetType());
1762
1763     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1764     if (dindex != NULL) {
1765         FileFd fd;
1766         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1767             _error->Discard();
1768         else {
1769             pkgTagFile tags(&fd);
1770
1771             pkgTagSection section;
1772             tags.Step(section);
1773
1774             struct {
1775                 const char *name_;
1776                 CYString *value_;
1777             } names[] = {
1778                 {"default-icon", &defaultIcon_},
1779                 {"depiction", &depiction_},
1780                 {"description", &description_},
1781                 {"label", &label_},
1782                 {"origin", &origin_},
1783                 {"support", &support_},
1784                 {"version", &version_},
1785             };
1786
1787             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1788                 const char *start, *end;
1789
1790                 if (section.Find(names[i].name_, start, end)) {
1791                     CYString &value(*names[i].value_);
1792                     value.set(pool, start, end - start);
1793                 }
1794             }
1795         }
1796     }
1797
1798     record_ = [Sources_ objectForKey:[self key]];
1799
1800     NSURL *url([NSURL URLWithString:uri_]);
1801
1802     host_ = [url host];
1803     if (host_ != nil)
1804         host_ = [host_ lowercaseString];
1805
1806     if (host_ != nil)
1807         // XXX: this is due to a bug in _H<>
1808         authority_ = (id) host_;
1809     else
1810         authority_ = [url path];
1811 }
1812
1813 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1814     if ((self = [super init]) != nil) {
1815         [self setMetaIndex:index inPool:pool];
1816     } return self;
1817 }
1818
1819 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1820     NSDictionary *lhr = [self record];
1821     NSDictionary *rhr = [source record];
1822
1823     if (lhr != rhr)
1824         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1825
1826     NSString *lhs = [self name];
1827     NSString *rhs = [source name];
1828
1829     if ([lhs length] != 0 && [rhs length] != 0) {
1830         unichar lhc = [lhs characterAtIndex:0];
1831         unichar rhc = [rhs characterAtIndex:0];
1832
1833         if (isalpha(lhc) && !isalpha(rhc))
1834             return NSOrderedAscending;
1835         else if (!isalpha(lhc) && isalpha(rhc))
1836             return NSOrderedDescending;
1837     }
1838
1839     return [lhs compare:rhs options:LaxCompareOptions_];
1840 }
1841
1842 - (NSString *) depictionForPackage:(NSString *)package {
1843     return depiction_.empty() ? nil : [static_cast<id>(depiction_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1844 }
1845
1846 - (NSString *) supportForPackage:(NSString *)package {
1847     return support_.empty() ? nil : [static_cast<id>(support_) stringByReplacingOccurrencesOfString:@"*" withString:package];
1848 }
1849
1850 - (NSDictionary *) record {
1851     return record_;
1852 }
1853
1854 - (BOOL) trusted {
1855     return trusted_;
1856 }
1857
1858 - (NSString *) uri {
1859     return uri_;
1860 }
1861
1862 - (NSString *) distribution {
1863     return distribution_;
1864 }
1865
1866 - (NSString *) type {
1867     return type_;
1868 }
1869
1870 - (NSString *) key {
1871     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1872 }
1873
1874 - (NSString *) host {
1875     return host_;
1876 }
1877
1878 - (NSString *) name {
1879     return origin_.empty() ? (id) authority_ : origin_;
1880 }
1881
1882 - (NSString *) description {
1883     return description_;
1884 }
1885
1886 - (NSString *) label {
1887     return label_.empty() ? (id) authority_ : label_;
1888 }
1889
1890 - (NSString *) origin {
1891     return origin_;
1892 }
1893
1894 - (NSString *) version {
1895     return version_;
1896 }
1897
1898 - (NSString *) defaultIcon {
1899     return defaultIcon_;
1900 }
1901
1902 @end
1903 /* }}} */
1904 /* CydiaOperation Class {{{ */
1905 @interface CydiaOperation : NSObject {
1906     NSString *operator_;
1907     NSString *value_;
1908 }
1909
1910 - (NSString *) operator;
1911 - (NSString *) value;
1912
1913 @end
1914
1915 @implementation CydiaOperation
1916
1917 - (void) dealloc {
1918     [operator_ release];
1919     [value_ release];
1920     [super dealloc];
1921 }
1922
1923 - (id) initWithOperator:(const char *)_operator value:(const char *)value {
1924     if ((self = [super init]) != nil) {
1925         operator_ = [[NSString alloc] initWithUTF8String:_operator];
1926         value_ = [[NSString alloc] initWithUTF8String:value];
1927     } return self;
1928 }
1929
1930 + (NSArray *) _attributeKeys {
1931     return [NSArray arrayWithObjects:
1932         @"operator",
1933         @"value",
1934     nil];
1935 }
1936
1937 - (NSArray *) attributeKeys {
1938     return [[self class] _attributeKeys];
1939 }
1940
1941 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1942     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1943 }
1944
1945 - (NSString *) operator {
1946     return operator_;
1947 }
1948
1949 - (NSString *) value {
1950     return value_;
1951 }
1952
1953 @end
1954 /* }}} */
1955 /* CydiaClause Class {{{ */
1956 @interface CydiaClause : NSObject {
1957     NSString *package_;
1958     CydiaOperation *version_;
1959 }
1960
1961 - (NSString *) package;
1962 - (CydiaOperation *) version;
1963
1964 @end
1965
1966 @implementation CydiaClause
1967
1968 - (void) dealloc {
1969     [package_ release];
1970     [version_ release];
1971     [super dealloc];
1972 }
1973
1974 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
1975     if ((self = [super init]) != nil) {
1976         package_ = [[NSString alloc] initWithUTF8String:dep.TargetPkg().Name()];
1977
1978         if (const char *version = dep.TargetVer())
1979             version_ = [[CydiaOperation alloc] initWithOperator:dep.CompType() value:version];
1980         else
1981             version_ = [[NSNull null] retain];
1982     } return self;
1983 }
1984
1985 + (NSArray *) _attributeKeys {
1986     return [NSArray arrayWithObjects:
1987         @"package",
1988         @"version",
1989     nil];
1990 }
1991
1992 - (NSArray *) attributeKeys {
1993     return [[self class] _attributeKeys];
1994 }
1995
1996 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1997     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1998 }
1999
2000 - (NSString *) package {
2001     return package_;
2002 }
2003
2004 - (CydiaOperation *) version {
2005     return version_;
2006 }
2007
2008 @end
2009 /* }}} */
2010 /* CydiaRelation Class {{{ */
2011 @interface CydiaRelation : NSObject {
2012     NSString *relationship_;
2013     NSMutableArray *clauses_;
2014 }
2015
2016 - (NSString *) relationship;
2017 - (NSArray *) clauses;
2018
2019 @end
2020
2021 @implementation CydiaRelation
2022
2023 - (void) dealloc {
2024     [relationship_ release];
2025     [clauses_ release];
2026     [super dealloc];
2027 }
2028
2029 - (id) initWithIterator:(pkgCache::DepIterator &)dep {
2030     if ((self = [super init]) != nil) {
2031         relationship_ = [[NSString alloc] initWithUTF8String:dep.DepType()];
2032         clauses_ = [[NSMutableArray alloc] initWithCapacity:8];
2033
2034         pkgCache::DepIterator start;
2035         pkgCache::DepIterator end;
2036         dep.GlobOr(start, end); // ++dep
2037
2038         _forever {
2039             [clauses_ addObject:[[[CydiaClause alloc] initWithIterator:start] autorelease]];
2040
2041             // yes, seriously. (wtf?)
2042             if (start == end)
2043                 break;
2044             ++start;
2045         }
2046     } return self;
2047 }
2048
2049 + (NSArray *) _attributeKeys {
2050     return [NSArray arrayWithObjects:
2051         @"clauses",
2052         @"relationship",
2053     nil];
2054 }
2055
2056 - (NSArray *) attributeKeys {
2057     return [[self class] _attributeKeys];
2058 }
2059
2060 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2061     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2062 }
2063
2064 - (NSString *) relationship {
2065     return relationship_;
2066 }
2067
2068 - (NSArray *) clauses {
2069     return clauses_;
2070 }
2071
2072 - (void) addClause:(CydiaClause *)clause {
2073     [clauses_ addObject:clause];
2074 }
2075
2076 @end
2077 /* }}} */
2078 /* Package Class {{{ */
2079 struct ParsedPackage {
2080     CYString tagline_;
2081
2082     CYString icon_;
2083
2084     CYString depiction_;
2085     CYString homepage_;
2086
2087     CYString sponsor_;
2088     CYString author_;
2089
2090     CYString bugs_;
2091     CYString support_;
2092 };
2093
2094 @interface Package : NSObject {
2095     uint32_t era_ : 26;
2096     uint32_t role_ : 3;
2097     uint32_t essential_ : 1;
2098     uint32_t obsolete_ : 1;
2099     uint32_t ignored_ : 1;
2100
2101     apr_pool_t *pool_;
2102
2103     _transient Database *database_;
2104
2105     pkgCache::VerIterator version_;
2106     pkgCache::PkgIterator iterator_;
2107     pkgCache::VerFileIterator file_;
2108
2109     CYString id_;
2110     CYString name_;
2111
2112     CYString latest_;
2113     CYString installed_;
2114
2115     const char *section_;
2116     _transient NSString *section$_;
2117
2118     Source *source_;
2119
2120     PackageValue *metadata_;
2121     ParsedPackage *parsed_;
2122
2123     NSMutableArray *tags_;
2124 }
2125
2126 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2127 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
2128
2129 - (pkgCache::PkgIterator) iterator;
2130 - (void) parse;
2131
2132 - (NSString *) section;
2133 - (NSString *) simpleSection;
2134
2135 - (NSString *) longSection;
2136 - (NSString *) shortSection;
2137
2138 - (NSString *) uri;
2139
2140 - (Address *) maintainer;
2141 - (size_t) size;
2142 - (NSString *) longDescription;
2143 - (NSString *) shortDescription;
2144 - (unichar) index;
2145
2146 - (PackageValue *) metadata;
2147 - (time_t) seen;
2148
2149 - (bool) subscribed;
2150 - (bool) setSubscribed:(bool)subscribed;
2151
2152 - (BOOL) ignored;
2153
2154 - (NSString *) latest;
2155 - (NSString *) installed;
2156 - (BOOL) uninstalled;
2157
2158 - (BOOL) valid;
2159 - (BOOL) upgradableAndEssential:(BOOL)essential;
2160 - (BOOL) essential;
2161 - (BOOL) broken;
2162 - (BOOL) unfiltered;
2163 - (BOOL) visible;
2164
2165 - (BOOL) half;
2166 - (BOOL) halfConfigured;
2167 - (BOOL) halfInstalled;
2168 - (BOOL) hasMode;
2169 - (NSString *) mode;
2170
2171 - (NSString *) id;
2172 - (NSString *) name;
2173 - (UIImage *) icon;
2174 - (NSString *) homepage;
2175 - (NSString *) depiction;
2176 - (Address *) author;
2177
2178 - (NSString *) support;
2179
2180 - (NSArray *) files;
2181 - (NSArray *) warnings;
2182 - (NSArray *) applications;
2183
2184 - (Source *) source;
2185
2186 - (BOOL) matches:(NSString *)text;
2187
2188 - (bool) hasSupportingRole;
2189 - (BOOL) hasTag:(NSString *)tag;
2190 - (NSString *) primaryPurpose;
2191 - (NSArray *) purposes;
2192 - (bool) isCommercial;
2193
2194 - (void) setIndex:(size_t)index;
2195
2196 - (CYString &) cyname;
2197
2198 - (uint32_t) compareBySection:(NSArray *)sections;
2199
2200 - (void) install;
2201 - (void) remove;
2202
2203 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
2204 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search;
2205 - (bool) isInstalledAndUnfiltered:(NSNumber *)number;
2206 - (bool) isVisibleInSection:(NSString *)section;
2207 - (bool) isVisibleInSource:(Source *)source;
2208
2209 @end
2210
2211 uint32_t PackageChangesRadix(Package *self, void *) {
2212     union {
2213         uint32_t key;
2214
2215         struct {
2216             uint32_t timestamp : 30;
2217             uint32_t ignored : 1;
2218             uint32_t upgradable : 1;
2219         } bits;
2220     } value;
2221
2222     bool upgradable([self upgradableAndEssential:YES]);
2223     value.bits.upgradable = upgradable ? 1 : 0;
2224
2225     if (upgradable) {
2226         value.bits.timestamp = 0;
2227         value.bits.ignored = [self ignored] ? 0 : 1;
2228         value.bits.upgradable = 1;
2229     } else {
2230         value.bits.timestamp = [self seen] >> 2;
2231         value.bits.ignored = 0;
2232         value.bits.upgradable = 0;
2233     }
2234
2235     return _not(uint32_t) - value.key;
2236 }
2237
2238 uint32_t PackagePrefixRadix(Package *self, void *context) {
2239     size_t offset(reinterpret_cast<size_t>(context));
2240     CYString &name([self cyname]);
2241
2242     size_t size(name.size());
2243     if (size == 0)
2244         return 0;
2245     char *text(name.data());
2246
2247     size_t zeros;
2248     if (!isdigit(text[0]))
2249         zeros = 0;
2250     else {
2251         size_t digits(1);
2252         while (size != digits && isdigit(text[digits]))
2253             if (++digits == 4)
2254                 break;
2255         zeros = 4 - digits;
2256     }
2257
2258     uint8_t data[4];
2259
2260     if (offset == 0 && zeros != 0) {
2261         memset(data, '0', zeros);
2262         memcpy(data + zeros, text, 4 - zeros);
2263     } else {
2264         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
2265         if (size <= offset - zeros)
2266             return 0;
2267
2268         text += offset - zeros;
2269         size -= offset - zeros;
2270
2271         if (size >= 4)
2272             memcpy(data, text, 4);
2273         else {
2274             memcpy(data, text, size);
2275             memset(data + size, 0, 4 - size);
2276         }
2277
2278         for (size_t i(0); i != 4; ++i)
2279             if (isalpha(data[i]))
2280                 data[i] |= 0x20;
2281     }
2282
2283     if (offset == 0)
2284         if (data[0] == '@')
2285             data[0] = 0x7f;
2286         else
2287             data[0] = (data[0] & 0x1f) | "\x80\x00\xc0\x40"[data[0] >> 6];
2288
2289     /* XXX: ntohl may be more honest */
2290     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
2291 }
2292
2293 CYString &(*PackageName)(Package *self, SEL sel);
2294
2295 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
2296     _profile(PackageNameCompare)
2297         CYString &lhi(PackageName(lhs, @selector(cyname)));
2298         CYString &rhi(PackageName(rhs, @selector(cyname)));
2299         CFStringRef lhn(lhi), rhn(rhi);
2300
2301         if (lhn == NULL)
2302             return rhn == NULL ? NSOrderedSame : NSOrderedAscending;
2303         else if (rhn == NULL)
2304             return NSOrderedDescending;
2305
2306         _profile(PackageNameCompare$NumbersLast)
2307             if (!lhi.empty() && !rhi.empty()) {
2308                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
2309                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
2310                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
2311                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
2312                     return lha ? NSOrderedAscending : NSOrderedDescending;
2313             }
2314         _end
2315
2316         CFIndex length = CFStringGetLength(lhn);
2317
2318         _profile(PackageNameCompare$Compare)
2319             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
2320         _end
2321     _end
2322 }
2323
2324 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
2325     return PackageNameCompare(*lhs, *rhs, context);
2326 }
2327
2328 struct PackageNameOrdering :
2329     std::binary_function<Package *, Package *, bool>
2330 {
2331     _finline bool operator ()(Package *lhs, Package *rhs) const {
2332         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
2333     }
2334 };
2335
2336 @implementation Package
2337
2338 - (NSString *) description {
2339     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
2340 }
2341
2342 - (void) dealloc {
2343     if (parsed_ != NULL)
2344         delete parsed_;
2345     if (source_ != nil)
2346         [source_ release];
2347     if (tags_ != nil)
2348         [tags_ release];
2349     [super dealloc];
2350 }
2351
2352 + (NSString *) webScriptNameForSelector:(SEL)selector {
2353     if (false);
2354     else if (selector == @selector(clear))
2355         return @"clear";
2356     else if (selector == @selector(getField:))
2357         return @"getField";
2358     else if (selector == @selector(hasTag:))
2359         return @"hasTag";
2360     else if (selector == @selector(install))
2361         return @"install";
2362     else if (selector == @selector(remove))
2363         return @"remove";
2364     else
2365         return nil;
2366 }
2367
2368 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2369     return [self webScriptNameForSelector:selector] == nil;
2370 }
2371
2372 + (NSArray *) _attributeKeys {
2373     return [NSArray arrayWithObjects:
2374         @"applications",
2375         @"author",
2376         @"depiction",
2377         @"essential",
2378         @"homepage",
2379         @"icon",
2380         @"id",
2381         @"installed",
2382         @"latest",
2383         @"longDescription",
2384         @"longSection",
2385         @"maintainer",
2386         @"mode",
2387         @"name",
2388         @"purposes",
2389         @"relations",
2390         @"section",
2391         @"selection",
2392         @"shortDescription",
2393         @"shortSection",
2394         @"simpleSection",
2395         @"size",
2396         @"source",
2397         @"sponsor",
2398         @"state",
2399         @"support",
2400         @"tags",
2401         @"warnings",
2402     nil];
2403 }
2404
2405 - (NSArray *) attributeKeys {
2406     return [[self class] _attributeKeys];
2407 }
2408
2409 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2410     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2411 }
2412
2413 - (NSArray *) relations {
2414 @synchronized (database_) {
2415     NSMutableArray *relations([NSMutableArray arrayWithCapacity:16]);
2416     for (pkgCache::DepIterator dep(version_.DependsList()); !dep.end(); ++dep)
2417         [relations addObject:[[[CydiaRelation alloc] initWithIterator:dep] autorelease]];
2418     return relations;
2419 } }
2420
2421 - (NSString *) getField:(NSString *)name {
2422 @synchronized (database_) {
2423     if ([database_ era] != era_ || file_.end())
2424         return nil;
2425
2426     pkgRecords::Parser &parser([database_ records]->Lookup(file_));
2427
2428     const char *start, *end;
2429     if (!parser.Find([name UTF8String], start, end))
2430         return (NSString *) [NSNull null];
2431
2432     return [(NSString *) CYStringCreate(start, end - start) autorelease];
2433 } }
2434
2435 - (void) parse {
2436     if (parsed_ != NULL)
2437         return;
2438 @synchronized (database_) {
2439     if ([database_ era] != era_ || file_.end())
2440         return;
2441
2442     ParsedPackage *parsed(new ParsedPackage);
2443     parsed_ = parsed;
2444
2445     _profile(Package$parse)
2446         pkgRecords::Parser *parser;
2447
2448         _profile(Package$parse$Lookup)
2449             parser = &[database_ records]->Lookup(file_);
2450         _end
2451
2452         CYString website;
2453
2454         _profile(Package$parse$Find)
2455             struct {
2456                 const char *name_;
2457                 CYString *value_;
2458             } names[] = {
2459                 {"icon", &parsed->icon_},
2460                 {"depiction", &parsed->depiction_},
2461                 {"homepage", &parsed->homepage_},
2462                 {"website", &website},
2463                 {"bugs", &parsed->bugs_},
2464                 {"support", &parsed->support_},
2465                 {"sponsor", &parsed->sponsor_},
2466                 {"author", &parsed->author_},
2467             };
2468
2469             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2470                 const char *start, *end;
2471
2472                 if (parser->Find(names[i].name_, start, end)) {
2473                     CYString &value(*names[i].value_);
2474                     _profile(Package$parse$Value)
2475                         value.set(pool_, start, end - start);
2476                     _end
2477                 }
2478             }
2479         _end
2480
2481         _profile(Package$parse$Tagline)
2482             const char *start, *end;
2483             if (parser->ShortDesc(start, end)) {
2484                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2485                 if (stop == NULL)
2486                     stop = end;
2487                 while (stop != start && stop[-1] == '\r')
2488                     --stop;
2489                 parsed->tagline_.set(pool_, start, stop - start);
2490             }
2491         _end
2492
2493         _profile(Package$parse$Retain)
2494             if (parsed->homepage_.empty())
2495                 parsed->homepage_ = website;
2496             if (parsed->homepage_ == parsed->depiction_)
2497                 parsed->homepage_.clear();
2498         _end
2499     _end
2500 } }
2501
2502 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2503     if ((self = [super init]) != nil) {
2504     _profile(Package$initWithVersion)
2505         pool_ = pool;
2506
2507         database_ = database;
2508         era_ = [database era];
2509
2510         version_ = version;
2511
2512         pkgCache::PkgIterator iterator(version.ParentPkg());
2513         iterator_ = iterator;
2514
2515         _profile(Package$initWithVersion$Version)
2516             if (!version_.end())
2517                 file_ = version_.FileList();
2518             else {
2519                 pkgCache &cache([database_ cache]);
2520                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2521             }
2522         _end
2523
2524         _profile(Package$initWithVersion$Cache)
2525             name_.set(NULL, iterator.Display());
2526
2527             latest_.set(NULL, StripVersion_(version_.VerStr()));
2528
2529             pkgCache::VerIterator current(iterator.CurrentVer());
2530             if (!current.end())
2531                 installed_.set(NULL, StripVersion_(current.VerStr()));
2532         _end
2533
2534         _profile(Package$initWithVersion$Tags)
2535             pkgCache::TagIterator tag(iterator.TagList());
2536             if (!tag.end()) {
2537                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2538                 do {
2539                     const char *name(tag.Name());
2540                     [tags_ addObject:[(NSString *)CYStringCreate(name) autorelease]];
2541
2542                     if (role_ == 0 && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/) {
2543                         if (strcmp(name + 6, "enduser") == 0)
2544                             role_ = 1;
2545                         else if (strcmp(name + 6, "hacker") == 0)
2546                             role_ = 2;
2547                         else if (strcmp(name + 6, "developer") == 0)
2548                             role_ = 3;
2549                         else if (strcmp(name + 6, "cydia") == 0)
2550                             role_ = 7;
2551                         else
2552                             role_ = 4;
2553                     }
2554
2555                     if (strncmp(name, "cydia::", 7) == 0) {
2556                         if (strcmp(name + 7, "essential") == 0)
2557                             essential_ = true;
2558                         else if (strcmp(name + 7, "obsolete") == 0)
2559                             obsolete_ = true;
2560                     }
2561
2562                     ++tag;
2563                 } while (!tag.end());
2564             }
2565         _end
2566
2567         _profile(Package$initWithVersion$Metadata)
2568             const char *mixed(iterator.Name());
2569             size_t size(strlen(mixed));
2570             char lower[size + 1];
2571
2572             for (size_t i(0); i != size; ++i)
2573                 lower[i] = mixed[i] | 0x20;
2574             lower[size] = '\0';
2575
2576             PackageValue *metadata(PackageFind(lower, size));
2577             metadata_ = metadata;
2578
2579             id_.set(NULL, metadata->name_, size);
2580
2581             const char *latest(version_.VerStr());
2582             size_t length(strlen(latest));
2583
2584             uint16_t vhash(hashlittle(latest, length));
2585
2586             size_t capped(std::min<size_t>(8, length));
2587             latest = latest + length - capped;
2588
2589             if (metadata->first_ == 0)
2590                 metadata->first_ = now_;
2591
2592             if (metadata->vhash_ != vhash || strncmp(metadata->version_, latest, sizeof(metadata->version_)) != 0) {
2593                 strncpy(metadata->version_, latest, sizeof(metadata->version_));
2594                 metadata->vhash_ = vhash;
2595                 metadata->last_ = now_;
2596             } else if (metadata->last_ == 0)
2597                 metadata->last_ = metadata->first_;
2598         _end
2599
2600         _profile(Package$initWithVersion$Section)
2601             section_ = iterator.Section();
2602         _end
2603
2604         _profile(Package$initWithVersion$Flags)
2605             essential_ |= ((iterator->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES);
2606             ignored_ = iterator->SelectedState == pkgCache::State::Hold;
2607         _end
2608     _end } return self;
2609 }
2610
2611 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2612     pkgCache::VerIterator version;
2613
2614     _profile(Package$packageWithIterator$GetCandidateVer)
2615         version = [database policy]->GetCandidateVer(iterator);
2616     _end
2617
2618     if (version.end())
2619         return nil;
2620
2621     Package *package;
2622
2623     _profile(Package$packageWithIterator$Allocate)
2624         package = [Package allocWithZone:zone];
2625     _end
2626
2627     _profile(Package$packageWithIterator$Initialize)
2628         package = [package
2629             initWithVersion:version
2630             withZone:zone
2631             inPool:pool
2632             database:database
2633         ];
2634     _end
2635
2636     _profile(Package$packageWithIterator$Autorelease)
2637         package = [package autorelease];
2638     _end
2639
2640     return package;
2641 }
2642
2643 - (pkgCache::PkgIterator) iterator {
2644     return iterator_;
2645 }
2646
2647 - (NSString *) section {
2648     if (section$_ == nil) {
2649         if (section_ == NULL)
2650             return nil;
2651
2652         _profile(Package$section$mappedSectionForPointer)
2653             section$_ = [database_ mappedSectionForPointer:section_];
2654         _end
2655     } return section$_;
2656 }
2657
2658 - (NSString *) simpleSection {
2659     if (NSString *section = [self section])
2660         return Simplify(section);
2661     else
2662         return nil;
2663 }
2664
2665 - (NSString *) longSection {
2666     return LocalizeSection([self section]);
2667 }
2668
2669 - (NSString *) shortSection {
2670     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2671 }
2672
2673 - (NSString *) uri {
2674     return nil;
2675 #if 0
2676     pkgIndexFile *index;
2677     pkgCache::PkgFileIterator file(file_.File());
2678     if (![database_ list].FindIndex(file, index))
2679         return nil;
2680     return [NSString stringWithUTF8String:iterator_->Path];
2681     //return [NSString stringWithUTF8String:file.Site()];
2682     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2683 #endif
2684 }
2685
2686 - (Address *) maintainer {
2687 @synchronized (database_) {
2688     if ([database_ era] != era_ || file_.end())
2689         return nil;
2690
2691     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2692     const std::string &maintainer(parser->Maintainer());
2693     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2694 } }
2695
2696 - (size_t) size {
2697 @synchronized (database_) {
2698     if ([database_ era] != era_ || version_.end())
2699         return 0;
2700
2701     return version_->InstalledSize;
2702 } }
2703
2704 - (NSString *) longDescription {
2705 @synchronized (database_) {
2706     if ([database_ era] != era_ || file_.end())
2707         return nil;
2708
2709     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2710     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2711
2712     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2713     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2714     if ([lines count] < 2)
2715         return nil;
2716
2717     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2718     for (size_t i(1), e([lines count]); i != e; ++i) {
2719         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2720         [trimmed addObject:trim];
2721     }
2722
2723     return [trimmed componentsJoinedByString:@"\n"];
2724 } }
2725
2726 - (NSString *) shortDescription {
2727     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->tagline_);
2728 }
2729
2730 - (unichar) index {
2731     _profile(Package$index)
2732         CFStringRef name((CFStringRef) [self name]);
2733         if (CFStringGetLength(name) == 0)
2734             return '#';
2735         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2736         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2737             return '#';
2738         return toupper(character);
2739     _end
2740 }
2741
2742 - (PackageValue *) metadata {
2743     return metadata_;
2744 }
2745
2746 - (time_t) seen {
2747     PackageValue *metadata([self metadata]);
2748     return metadata->subscribed_ ? metadata->last_ : metadata->first_;
2749 }
2750
2751 - (bool) subscribed {
2752     return [self metadata]->subscribed_;
2753 }
2754
2755 - (bool) setSubscribed:(bool)subscribed {
2756     PackageValue *metadata([self metadata]);
2757     if (metadata->subscribed_ == subscribed)
2758         return false;
2759     metadata->subscribed_ = subscribed;
2760     return true;
2761 }
2762
2763 - (BOOL) ignored {
2764     return ignored_;
2765 }
2766
2767 - (NSString *) latest {
2768     return latest_;
2769 }
2770
2771 - (NSString *) installed {
2772     return installed_;
2773 }
2774
2775 - (BOOL) uninstalled {
2776     return installed_.empty();
2777 }
2778
2779 - (BOOL) valid {
2780     return !version_.end();
2781 }
2782
2783 - (BOOL) upgradableAndEssential:(BOOL)essential {
2784     _profile(Package$upgradableAndEssential)
2785         pkgCache::VerIterator current(iterator_.CurrentVer());
2786         if (current.end())
2787             return essential && essential_;
2788         else
2789             return !version_.end() && version_ != current;
2790     _end
2791 }
2792
2793 - (BOOL) essential {
2794     return essential_;
2795 }
2796
2797 - (BOOL) broken {
2798     return [database_ cache][iterator_].InstBroken();
2799 }
2800
2801 - (BOOL) unfiltered {
2802     _profile(Package$unfiltered$obsolete)
2803         if (_unlikely(obsolete_))
2804             return false;
2805     _end
2806
2807     _profile(Package$unfiltered$hasSupportingRole)
2808         if (_unlikely(![self hasSupportingRole]))
2809             return false;
2810     _end
2811
2812     return true;
2813 }
2814
2815 - (BOOL) visible {
2816     if (![self unfiltered])
2817         return false;
2818
2819     NSString *section;
2820
2821     _profile(Package$visible$section)
2822         section = [self section];
2823     _end
2824
2825     _profile(Package$visible$isSectionVisible)
2826         if (!isSectionVisible(section))
2827             return false;
2828     _end
2829
2830     return true;
2831 }
2832
2833 - (BOOL) half {
2834     unsigned char current(iterator_->CurrentState);
2835     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2836 }
2837
2838 - (BOOL) halfConfigured {
2839     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2840 }
2841
2842 - (BOOL) halfInstalled {
2843     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2844 }
2845
2846 - (BOOL) hasMode {
2847     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2848     return state.Mode != pkgDepCache::ModeKeep;
2849 }
2850
2851 - (NSString *) mode {
2852     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2853
2854     switch (state.Mode) {
2855         case pkgDepCache::ModeDelete:
2856             if ((state.iFlags & pkgDepCache::Purge) != 0)
2857                 return @"PURGE";
2858             else
2859                 return @"REMOVE";
2860         case pkgDepCache::ModeKeep:
2861             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2862                 return @"REINSTALL";
2863             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2864                 return nil;*/
2865             else
2866                 return nil;
2867         case pkgDepCache::ModeInstall:
2868             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2869                 return @"REINSTALL";
2870             else*/ switch (state.Status) {
2871                 case -1:
2872                     return @"DOWNGRADE";
2873                 case 0:
2874                     return @"INSTALL";
2875                 case 1:
2876                     return @"UPGRADE";
2877                 case 2:
2878                     return @"NEW_INSTALL";
2879                 _nodefault
2880             }
2881         _nodefault
2882     }
2883 }
2884
2885 - (NSString *) id {
2886     return id_;
2887 }
2888
2889 - (NSString *) name {
2890     return name_.empty() ? id_ : name_;
2891 }
2892
2893 - (UIImage *) icon {
2894     NSString *section = [self simpleSection];
2895
2896     UIImage *icon(nil);
2897     if (parsed_ != NULL)
2898         if (NSString *href = parsed_->icon_)
2899             if ([href hasPrefix:@"file:///"])
2900                 // XXX: correct escaping
2901                 icon = [UIImage imageAtPath:[href substringFromIndex:7]];
2902     if (icon == nil) if (section != nil)
2903         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2904     if (icon == nil) if (Source *source = [self source]) if (NSString *dicon = [source defaultIcon])
2905         if ([dicon hasPrefix:@"file:///"])
2906             // XXX: correct escaping
2907             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2908     if (icon == nil)
2909         icon = [UIImage applicationImageNamed:@"unknown.png"];
2910     return icon;
2911 }
2912
2913 - (NSString *) homepage {
2914     return parsed_ == NULL ? nil : static_cast<NSString *>(parsed_->homepage_);
2915 }
2916
2917 - (NSString *) depiction {
2918     return parsed_ != NULL && !parsed_->depiction_.empty() ? parsed_->depiction_ : [[self source] depictionForPackage:id_];
2919 }
2920
2921 - (Address *) sponsor {
2922     return parsed_ == NULL || parsed_->sponsor_.empty() ? nil : [Address addressWithString:parsed_->sponsor_];
2923 }
2924
2925 - (Address *) author {
2926     return parsed_ == NULL || parsed_->author_.empty() ? nil : [Address addressWithString:parsed_->author_];
2927 }
2928
2929 - (NSString *) support {
2930     return parsed_ != NULL && !parsed_->bugs_.empty() ? parsed_->bugs_ : [[self source] supportForPackage:id_];
2931 }
2932
2933 - (NSArray *) files {
2934     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2935     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2936
2937     std::ifstream fin;
2938     fin.open([path UTF8String]);
2939     if (!fin.is_open())
2940         return nil;
2941
2942     std::string line;
2943     while (std::getline(fin, line))
2944         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2945
2946     return files;
2947 }
2948
2949 - (NSString *) state {
2950 @synchronized (database_) {
2951     if ([database_ era] != era_ || file_.end())
2952         return nil;
2953
2954     switch (iterator_->CurrentState) {
2955         case pkgCache::State::NotInstalled:
2956             return @"NotInstalled";
2957         case pkgCache::State::UnPacked:
2958             return @"UnPacked";
2959         case pkgCache::State::HalfConfigured:
2960             return @"HalfConfigured";
2961         case pkgCache::State::HalfInstalled:
2962             return @"HalfInstalled";
2963         case pkgCache::State::ConfigFiles:
2964             return @"ConfigFiles";
2965         case pkgCache::State::Installed:
2966             return @"Installed";
2967         case pkgCache::State::TriggersAwaited:
2968             return @"TriggersAwaited";
2969         case pkgCache::State::TriggersPending:
2970             return @"TriggersPending";
2971     }
2972
2973     return (NSString *) [NSNull null];
2974 } }
2975
2976 - (NSString *) selection {
2977 @synchronized (database_) {
2978     if ([database_ era] != era_ || file_.end())
2979         return nil;
2980
2981     switch (iterator_->SelectedState) {
2982         case pkgCache::State::Unknown:
2983             return @"Unknown";
2984         case pkgCache::State::Install:
2985             return @"Install";
2986         case pkgCache::State::Hold:
2987             return @"Hold";
2988         case pkgCache::State::DeInstall:
2989             return @"DeInstall";
2990         case pkgCache::State::Purge:
2991             return @"Purge";
2992     }
2993
2994     return (NSString *) [NSNull null];
2995 } }
2996
2997 - (NSArray *) warnings {
2998     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2999     const char *name(iterator_.Name());
3000
3001     size_t length(strlen(name));
3002     if (length < 2) invalid:
3003         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
3004     else for (size_t i(0); i != length; ++i)
3005         if (
3006             /* XXX: technically this is not allowed */
3007             (name[i] < 'A' || name[i] > 'Z') &&
3008             (name[i] < 'a' || name[i] > 'z') &&
3009             (name[i] < '0' || name[i] > '9') &&
3010             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
3011         ) goto invalid;
3012
3013     if (strcmp(name, "cydia") != 0) {
3014         bool cydia = false;
3015         bool user = false;
3016         bool _private = false;
3017         bool stash = false;
3018
3019         bool repository = [[self section] isEqualToString:@"Repositories"];
3020
3021         if (NSArray *files = [self files])
3022             for (NSString *file in files)
3023                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
3024                     cydia = true;
3025                 else if (!user && [file isEqualToString:@"/User"])
3026                     user = true;
3027                 else if (!_private && [file isEqualToString:@"/private"])
3028                     _private = true;
3029                 else if (!stash && [file isEqualToString:@"/var/stash"])
3030                     stash = true;
3031
3032         /* XXX: this is not sensitive enough. only some folders are valid. */
3033         if (cydia && !repository)
3034             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
3035         if (user)
3036             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
3037         if (_private)
3038             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
3039         if (stash)
3040             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
3041     }
3042
3043     return [warnings count] == 0 ? nil : warnings;
3044 }
3045
3046 - (NSArray *) applications {
3047     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
3048
3049     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
3050
3051     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
3052     if (NSArray *files = [self files])
3053         for (NSString *file in files)
3054             if (application_r(file)) {
3055                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
3056                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
3057                 if ([id isEqualToString:me])
3058                     continue;
3059
3060                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
3061                 if (display == nil)
3062                     display = application_r[1];
3063
3064                 NSString *bundle([file stringByDeletingLastPathComponent]);
3065                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
3066                 if (icon == nil || [icon length] == 0)
3067                     icon = @"icon.png";
3068                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
3069
3070                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
3071                 [applications addObject:application];
3072
3073                 [application addObject:id];
3074                 [application addObject:display];
3075                 [application addObject:url];
3076             }
3077
3078     return [applications count] == 0 ? nil : applications;
3079 }
3080
3081 - (Source *) source {
3082     if (source_ == nil) {
3083         @synchronized (database_) {
3084             if ([database_ era] != era_ || file_.end())
3085                 source_ = (Source *) [NSNull null];
3086             else
3087                 source_ = [([database_ getSource:file_.File()] ?: (Source *) [NSNull null]) retain];
3088         }
3089     }
3090
3091     return source_ == (Source *) [NSNull null] ? nil : source_;
3092 }
3093
3094 - (BOOL) matches:(NSString *)text {
3095     if (text == nil)
3096         return NO;
3097
3098     NSRange range;
3099
3100     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
3101     if (range.location != NSNotFound)
3102         return YES;
3103
3104     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
3105     if (range.location != NSNotFound)
3106         return YES;
3107
3108     [self parse];
3109
3110     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
3111     if (range.location != NSNotFound)
3112         return YES;
3113
3114     return NO;
3115 }
3116
3117 - (bool) hasSupportingRole {
3118     if (role_ == 0)
3119         return true;
3120     if (role_ == 1)
3121         return true;
3122     if ([Role_ isEqualToString:@"User"])
3123         return false;
3124     if (role_ == 2)
3125         return true;
3126     if ([Role_ isEqualToString:@"Hacker"])
3127         return false;
3128     if (role_ == 3)
3129         return true;
3130     if ([Role_ isEqualToString:@"Developer"])
3131         return false;
3132     _assert(false);
3133 }
3134
3135 - (NSArray *) tags {
3136     return tags_;
3137 }
3138
3139 - (BOOL) hasTag:(NSString *)tag {
3140     return tags_ == nil ? NO : [tags_ containsObject:tag];
3141 }
3142
3143 - (NSString *) primaryPurpose {
3144     for (NSString *tag in tags_)
3145         if ([tag hasPrefix:@"purpose::"])
3146             return [tag substringFromIndex:9];
3147     return nil;
3148 }
3149
3150 - (NSArray *) purposes {
3151     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
3152     for (NSString *tag in tags_)
3153         if ([tag hasPrefix:@"purpose::"])
3154             [purposes addObject:[tag substringFromIndex:9]];
3155     return [purposes count] == 0 ? nil : purposes;
3156 }
3157
3158 - (bool) isCommercial {
3159     return [self hasTag:@"cydia::commercial"];
3160 }
3161
3162 - (void) setIndex:(size_t)index {
3163     if (metadata_->index_ != index)
3164         metadata_->index_ = index;
3165 }
3166
3167 - (CYString &) cyname {
3168     return name_.empty() ? id_ : name_;
3169 }
3170
3171 - (uint32_t) compareBySection:(NSArray *)sections {
3172     NSString *section([self section]);
3173     for (size_t i(0), e([sections count]); i != e; ++i) {
3174         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
3175             return i;
3176     }
3177
3178     return _not(uint32_t);
3179 }
3180
3181 - (void) clear {
3182 @synchronized (database_) {
3183     pkgProblemResolver *resolver = [database_ resolver];
3184     resolver->Clear(iterator_);
3185
3186     pkgCacheFile &cache([database_ cache]);
3187     cache->SetReInstall(iterator_, false);
3188     cache->MarkKeep(iterator_, false);
3189 } }
3190
3191 - (void) install {
3192 @synchronized (database_) {
3193     pkgProblemResolver *resolver = [database_ resolver];
3194     resolver->Clear(iterator_);
3195     resolver->Protect(iterator_);
3196
3197     pkgCacheFile &cache([database_ cache]);
3198     cache->SetReInstall(iterator_, false);
3199     cache->MarkInstall(iterator_, false);
3200
3201     pkgDepCache::StateCache &state((*cache)[iterator_]);
3202     if (!state.Install())
3203         cache->SetReInstall(iterator_, true);
3204 } }
3205
3206 - (void) remove {
3207 @synchronized (database_) {
3208     pkgProblemResolver *resolver = [database_ resolver];
3209     resolver->Clear(iterator_);
3210     resolver->Remove(iterator_);
3211     resolver->Protect(iterator_);
3212
3213     pkgCacheFile &cache([database_ cache]);
3214     cache->SetReInstall(iterator_, false);
3215     cache->MarkDelete(iterator_, true);
3216 } }
3217
3218 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
3219     _profile(Package$isUnfilteredAndSearchedForBy)
3220         bool value(true);
3221
3222         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
3223             value &= [self unfiltered];
3224         _end
3225
3226         _profile(Package$isUnfilteredAndSearchedForBy$Match)
3227             value &= [self matches:search];
3228         _end
3229
3230         return value;
3231     _end
3232 }
3233
3234 - (bool) isUnfilteredAndSelectedForBy:(NSString *)search {
3235     if ([search length] == 0)
3236         return false;
3237
3238     _profile(Package$isUnfilteredAndSelectedForBy)
3239         bool value(true);
3240
3241         _profile(Package$isUnfilteredAndSelectedForBy$Unfiltered)
3242             value &= [self unfiltered];
3243         _end
3244
3245         _profile(Package$isUnfilteredAndSelectedForBy$Match)
3246             value &= [[self name] compare:search options:MatchCompareOptions_ range:NSMakeRange(0, [search length])] == NSOrderedSame;
3247         _end
3248
3249         return value;
3250     _end
3251 }
3252
3253 - (bool) isInstalledAndUnfiltered:(NSNumber *)number {
3254     return ![self uninstalled] && (![number boolValue] && role_ != 7 || [self unfiltered]);
3255 }
3256
3257 - (bool) isVisibleInSection:(NSString *)name {
3258     NSString *section([self section]);
3259
3260     return (
3261         name == nil ||
3262         section == nil && [name length] == 0 ||
3263         [name isEqualToString:section]
3264     ) && [self visible];
3265 }
3266
3267 - (bool) isVisibleInSource:(Source *)source {
3268     return [self source] == source && [self visible];
3269 }
3270
3271 @end
3272 /* }}} */
3273 /* Section Class {{{ */
3274 @interface Section : NSObject {
3275     NSString *name_;
3276     unichar index_;
3277     size_t row_;
3278     size_t count_;
3279     NSString *localized_;
3280 }
3281
3282 - (NSComparisonResult) compareByLocalized:(Section *)section;
3283 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
3284 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
3285 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
3286 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
3287 - (NSString *) name;
3288 - (unichar) index;
3289
3290 - (size_t) row;
3291 - (size_t) count;
3292
3293 - (void) addToRow;
3294 - (void) addToCount;
3295
3296 - (void) setCount:(size_t)count;
3297 - (NSString *) localized;
3298
3299 @end
3300
3301 @implementation Section
3302
3303 - (void) dealloc {
3304     [name_ release];
3305     if (localized_ != nil)
3306         [localized_ release];
3307     [super dealloc];
3308 }
3309
3310 - (NSComparisonResult) compareByLocalized:(Section *)section {
3311     NSString *lhs(localized_);
3312     NSString *rhs([section localized]);
3313
3314     /*if ([lhs length] != 0 && [rhs length] != 0) {
3315         unichar lhc = [lhs characterAtIndex:0];
3316         unichar rhc = [rhs characterAtIndex:0];
3317
3318         if (isalpha(lhc) && !isalpha(rhc))
3319             return NSOrderedAscending;
3320         else if (!isalpha(lhc) && isalpha(rhc))
3321             return NSOrderedDescending;
3322     }*/
3323
3324     return [lhs compare:rhs options:LaxCompareOptions_];
3325 }
3326
3327 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
3328     if ((self = [self initWithName:name localize:NO]) != nil) {
3329         if (localized != nil)
3330             localized_ = [localized retain];
3331     } return self;
3332 }
3333
3334 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
3335     return [self initWithName:name row:0 localize:localize];
3336 }
3337
3338 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
3339     if ((self = [super init]) != nil) {
3340         name_ = [name retain];
3341         index_ = '\0';
3342         row_ = row;
3343         if (localize)
3344             localized_ = [LocalizeSection(name_) retain];
3345     } return self;
3346 }
3347
3348 /* XXX: localize the index thingees */
3349 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
3350     if ((self = [super init]) != nil) {
3351         name_ = [[NSString stringWithCharacters:&index length:1] retain];
3352         index_ = index;
3353         row_ = row;
3354     } return self;
3355 }
3356
3357 - (NSString *) name {
3358     return name_;
3359 }
3360
3361 - (unichar) index {
3362     return index_;
3363 }
3364
3365 - (size_t) row {
3366     return row_;
3367 }
3368
3369 - (size_t) count {
3370     return count_;
3371 }
3372
3373 - (void) addToRow {
3374     ++row_;
3375 }
3376
3377 - (void) addToCount {
3378     ++count_;
3379 }
3380
3381 - (void) setCount:(size_t)count {
3382     count_ = count;
3383 }
3384
3385 - (NSString *) localized {
3386     return localized_;
3387 }
3388
3389 @end
3390 /* }}} */
3391
3392 static NSString *Colon_;
3393 static NSString *Elision_;
3394 static NSString *Error_;
3395 static NSString *Warning_;
3396
3397 /* Database Implementation {{{ */
3398 @implementation Database
3399
3400 + (Database *) sharedInstance {
3401     static Database *instance;
3402     if (instance == nil)
3403         instance = [[Database alloc] init];
3404     return instance;
3405 }
3406
3407 - (unsigned) era {
3408     return era_;
3409 }
3410
3411 - (void) releasePackages {
3412     CFArrayApplyFunction(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFArrayApplierFunction>(&CFRelease), NULL);
3413     CFArrayRemoveAllValues(packages_);
3414 }
3415
3416 - (void) dealloc {
3417     // XXX: actually implement this thing
3418     _assert(false);
3419     [sourceList_ release];
3420     [self releasePackages];
3421     apr_pool_destroy(pool_);
3422     NSRecycleZone(zone_);
3423     [super dealloc];
3424 }
3425
3426 - (void) _readCydia:(NSNumber *)fd { _pooled
3427     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3428     std::istream is(&ib);
3429     std::string line;
3430
3431     static Pcre finish_r("^finish:([^:]*)$");
3432
3433     while (std::getline(is, line)) {
3434         const char *data(line.c_str());
3435         size_t size = line.size();
3436         lprintf("C:%s\n", data);
3437
3438         if (finish_r(data, size)) {
3439             NSString *finish = finish_r[1];
3440             int index = [Finishes_ indexOfObject:finish];
3441             if (index != INT_MAX && index > Finish_)
3442                 Finish_ = index;
3443         }
3444     }
3445
3446     _assume(false);
3447 }
3448
3449 - (void) _readStatus:(NSNumber *)fd { _pooled
3450     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3451     std::istream is(&ib);
3452     std::string line;
3453
3454     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
3455     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
3456
3457     while (std::getline(is, line)) {
3458         const char *data(line.c_str());
3459         size_t size(line.size());
3460         lprintf("S:%s\n", data);
3461
3462         if (conffile_r(data, size)) {
3463             // status: /fail : conffile-prompt : '/fail' '/fail.dpkg-new' 1 1
3464             [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:conffile_r[1] waitUntilDone:YES];
3465         } else if (strncmp(data, "status: ", 8) == 0) {
3466             // status: <package>: {unpacked,half-configured,installed}
3467             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 8)] ofType:kCydiaProgressEventTypeStatus]);
3468             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3469         } else if (strncmp(data, "processing: ", 12) == 0) {
3470             // processing: configure: config-test
3471             CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:(data + 12)] ofType:kCydiaProgressEventTypeStatus]);
3472             [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3473         } else if (pmstatus_r(data, size)) {
3474             std::string type([pmstatus_r[1] UTF8String]);
3475
3476             NSString *package = pmstatus_r[2];
3477             if ([package isEqualToString:@"dpkg-exec"])
3478                 package = nil;
3479
3480             float percent([pmstatus_r[3] floatValue]);
3481             [progress_ performSelectorOnMainThread:@selector(setProgressPercent:) withObject:[NSNumber numberWithFloat:(percent / 100)] waitUntilDone:YES];
3482
3483             NSString *string = pmstatus_r[4];
3484
3485             if (type == "pmerror") {
3486                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeError forPackage:package]);
3487                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3488             } else if (type == "pmstatus") {
3489                 CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:string ofType:kCydiaProgressEventTypeStatus forPackage:package]);
3490                 [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3491             } else if (type == "pmconffile")
3492                 [delegate_ performSelectorOnMainThread:@selector(setConfigurationData:) withObject:string waitUntilDone:YES];
3493             else
3494                 lprintf("E:unknown pmstatus\n");
3495         } else
3496             lprintf("E:unknown status\n");
3497     }
3498
3499     _assume(false);
3500 }
3501
3502 - (void) _readOutput:(NSNumber *)fd { _pooled
3503     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3504     std::istream is(&ib);
3505     std::string line;
3506
3507     while (std::getline(is, line)) {
3508         lprintf("O:%s\n", line.c_str());
3509
3510         CydiaProgressEvent *event([CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:line.c_str()] ofType:kCydiaProgressEventTypeInformation]);
3511         [progress_ performSelectorOnMainThread:@selector(addProgressEvent:) withObject:event waitUntilDone:YES];
3512     }
3513
3514     _assume(false);
3515 }
3516
3517 - (FILE *) input {
3518     return input_;
3519 }
3520
3521 - (Package *) packageWithName:(NSString *)name {
3522 @synchronized (self) {
3523     if (static_cast<pkgDepCache *>(cache_) == NULL)
3524         return nil;
3525     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3526     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3527 } }
3528
3529 - (id) init {
3530     if ((self = [super init]) != nil) {
3531         policy_ = NULL;
3532         records_ = NULL;
3533         resolver_ = NULL;
3534         fetcher_ = NULL;
3535         lock_ = NULL;
3536
3537         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3538         apr_pool_create(&pool_, NULL);
3539
3540         size_t capacity(MetaFile_->active_);
3541         if (capacity == 0)
3542             capacity = 16384;
3543         else
3544             capacity += 1024;
3545
3546         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, capacity, NULL);
3547         sourceList_ = [[NSMutableArray alloc] initWithCapacity:16];
3548
3549         int fds[2];
3550
3551         _assert(pipe(fds) != -1);
3552         cydiafd_ = fds[1];
3553
3554         _config->Set("APT::Keep-Fds::", cydiafd_);
3555         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3556
3557         [NSThread
3558             detachNewThreadSelector:@selector(_readCydia:)
3559             toTarget:self
3560             withObject:[NSNumber numberWithInt:fds[0]]
3561         ];
3562
3563         _assert(pipe(fds) != -1);
3564         statusfd_ = fds[1];
3565
3566         [NSThread
3567             detachNewThreadSelector:@selector(_readStatus:)
3568             toTarget:self
3569             withObject:[NSNumber numberWithInt:fds[0]]
3570         ];
3571
3572         _assert(pipe(fds) != -1);
3573         _assert(dup2(fds[0], 0) != -1);
3574         _assert(close(fds[0]) != -1);
3575
3576         input_ = fdopen(fds[1], "a");
3577
3578         _assert(pipe(fds) != -1);
3579         _assert(dup2(fds[1], 1) != -1);
3580         _assert(close(fds[1]) != -1);
3581
3582         [NSThread
3583             detachNewThreadSelector:@selector(_readOutput:)
3584             toTarget:self
3585             withObject:[NSNumber numberWithInt:fds[0]]
3586         ];
3587     } return self;
3588 }
3589
3590 - (pkgCacheFile &) cache {
3591     return cache_;
3592 }
3593
3594 - (pkgDepCache::Policy *) policy {
3595     return policy_;
3596 }
3597
3598 - (pkgRecords *) records {
3599     return records_;
3600 }
3601
3602 - (pkgProblemResolver *) resolver {
3603     return resolver_;
3604 }
3605
3606 - (pkgAcquire &) fetcher {
3607     return *fetcher_;
3608 }
3609
3610 - (pkgSourceList &) list {
3611     return *list_;
3612 }
3613
3614 - (NSArray *) packages {
3615     return (NSArray *) packages_;
3616 }
3617
3618 - (NSArray *) sources {
3619     return sourceList_;
3620 }
3621
3622 - (Source *) sourceWithKey:(NSString *)key {
3623     for (Source *source in [self sources]) {
3624         if ([[source key] isEqualToString:key])
3625             return source;
3626     } return nil;
3627 }
3628
3629 - (bool) popErrorWithTitle:(NSString *)title {
3630     bool fatal(false);
3631
3632     while (!_error->empty()) {
3633         std::string error;
3634         bool warning(!_error->PopMessage(error));
3635         if (!warning)
3636             fatal = true;
3637
3638         for (;;) {
3639             size_t size(error.size());
3640             if (size == 0 || error[size - 1] != '\n')
3641                 break;
3642             error.resize(size - 1);
3643         }
3644
3645         lprintf("%c:[%s]\n", warning ? 'W' : 'E', error.c_str());
3646
3647         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3648     }
3649
3650     return fatal;
3651 }
3652
3653 - (bool) popErrorWithTitle:(NSString *)title forOperation:(bool)success {
3654     return [self popErrorWithTitle:title] || !success;
3655 }
3656
3657 - (void) reloadDataWithInvocation:(NSInvocation *)invocation { CYPoolStart() {
3658 @synchronized (self) {
3659     ++era_;
3660
3661     [self releasePackages];
3662
3663     sourceMap_.clear();
3664     [sourceList_ removeAllObjects];
3665
3666     _error->Discard();
3667
3668     delete list_;
3669     list_ = NULL;
3670     manager_ = NULL;
3671     delete lock_;
3672     lock_ = NULL;
3673     delete fetcher_;
3674     fetcher_ = NULL;
3675     delete resolver_;
3676     resolver_ = NULL;
3677     delete records_;
3678     records_ = NULL;
3679     delete policy_;
3680     policy_ = NULL;
3681
3682     cache_.Close();
3683
3684     apr_pool_clear(pool_);
3685
3686     NSRecycleZone(zone_);
3687     zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3688
3689     int chk(creat("/tmp/cydia.chk", 0644));
3690     if (chk != -1)
3691         close(chk);
3692
3693     if (invocation != nil)
3694         [invocation invoke];
3695
3696     NSString *title(UCLocalize("DATABASE"));
3697
3698     _trace();
3699     OpProgress progress;
3700     while (!cache_.Open(progress, true)) { pop:
3701         std::string error;
3702         bool warning(!_error->PopMessage(error));
3703         lprintf("cache_.Open():[%s]\n", error.c_str());
3704
3705         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3706             [delegate_ repairWithSelector:@selector(configure)];
3707         else if (error == "The package lists or status file could not be parsed or opened.")
3708             [delegate_ repairWithSelector:@selector(update)];
3709         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3710         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3711         // else if (error == "Malformed Status line")
3712         // else if (error == "The list of sources could not be read.")
3713         else {
3714             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:[NSString stringWithUTF8String:error.c_str()] ofType:(warning ? kCydiaProgressEventTypeWarning : kCydiaProgressEventTypeError)] forTask:title];
3715             return;
3716         }
3717
3718         if (warning)
3719             goto pop;
3720         _error->Discard();
3721     }
3722     _trace();
3723
3724     unlink("/tmp/cydia.chk");
3725
3726     now_ = [[NSDate date] timeIntervalSince1970];
3727
3728     policy_ = new pkgDepCache::Policy();
3729     records_ = new pkgRecords(cache_);
3730     resolver_ = new pkgProblemResolver(cache_);
3731     fetcher_ = new pkgAcquire(&status_);
3732     lock_ = NULL;
3733
3734     list_ = new pkgSourceList();
3735     if ([self popErrorWithTitle:title forOperation:list_->ReadMainList()])
3736         return;
3737
3738     if (cache_->DelCount() != 0 || cache_->InstCount() != 0) {
3739         [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("COUNTS_NONZERO_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3740         return;
3741     }
3742
3743     if ([self popErrorWithTitle:title forOperation:pkgApplyStatus(cache_)])
3744         return;
3745
3746     if (cache_->BrokenCount() != 0) {
3747         if ([self popErrorWithTitle:title forOperation:pkgFixBroken(cache_)])
3748             return;
3749
3750         if (cache_->BrokenCount() != 0) {
3751             [delegate_ addProgressEventOnMainThread:[CydiaProgressEvent eventWithMessage:UCLocalize("STILL_BROKEN_EX") ofType:kCydiaProgressEventTypeError] forTask:title];
3752             return;
3753         }
3754
3755         if ([self popErrorWithTitle:title forOperation:pkgMinimizeUpgrade(cache_)])
3756             return;
3757     }
3758
3759     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3760         Source *object([[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease]);
3761         [sourceList_ addObject:object];
3762
3763         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3764         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3765             // XXX: this could be more intelligent
3766             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3767                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3768                 if (!cached.end())
3769                     sourceMap_[cached->ID] = object;
3770             }
3771     }
3772
3773     {
3774         /*std::vector<Package *> packages;
3775         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3776         [packages_ release];
3777         packages_ = nil;*/
3778
3779         _trace();
3780
3781         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3782             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3783                 //packages.push_back(package);
3784                 CFArrayAppendValue(packages_, [package retain]);
3785
3786         _trace();
3787
3788         /*if (packages.empty())
3789             packages_ = [[NSArray alloc] init];
3790         else
3791             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3792         _trace();*/
3793
3794         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3795         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3796         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3797
3798         /*_trace();
3799         PrintTimes();
3800         _trace();*/
3801
3802         _trace();
3803
3804         /*if (!packages.empty())
3805             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3806         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3807
3808         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3809
3810         CFArrayInsertionSortValues(packages_, CFRangeMake(0, CFArrayGetCount(packages_)), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3811
3812         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3813
3814         _trace();
3815
3816         size_t count(CFArrayGetCount(packages_));
3817         MetaFile_->active_ = count;
3818
3819         for (size_t index(0); index != count; ++index)
3820             [(Package *) CFArrayGetValueAtIndex(packages_, index) setIndex:index];
3821
3822         _trace();
3823     }
3824 } } CYPoolEnd() _trace(); }
3825
3826 - (void) clear {
3827 @synchronized (self) {
3828     delete resolver_;
3829     resolver_ = new pkgProblemResolver(cache_);
3830
3831     for (pkgCache::PkgIterator iterator(cache_->PkgBegin()); !iterator.end(); ++iterator)
3832         if (!cache_[iterator].Keep())
3833             cache_->MarkKeep(iterator, false);
3834         else if ((cache_[iterator].iFlags & pkgDepCache::ReInstall) != 0)
3835             cache_->SetReInstall(iterator, false);
3836 } }
3837
3838 - (void) configure {
3839     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3840     _trace();
3841     system([dpkg UTF8String]);
3842     _trace();
3843 }
3844
3845 - (bool) clean {
3846     // XXX: I don't remember this condition
3847     if (lock_ != NULL)
3848         return false;
3849
3850     FileFd Lock;
3851     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3852
3853     NSString *title(UCLocalize("CLEAN_ARCHIVES"));
3854
3855     if ([self popErrorWithTitle:title])
3856         return false;
3857
3858     pkgAcquire fetcher;
3859     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3860
3861     class LogCleaner :
3862         public pkgArchiveCleaner
3863     {
3864       protected:
3865         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3866             unlink(File);
3867         }
3868     } cleaner;
3869
3870     if ([self popErrorWithTitle:title forOperation:cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)])
3871         return false;
3872
3873     return true;
3874 }
3875
3876 - (bool) prepare {
3877     fetcher_->Shutdown();
3878
3879     pkgRecords records(cache_);
3880
3881     lock_ = new FileFd();
3882     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3883
3884     NSString *title(UCLocalize("PREPARE_ARCHIVES"));
3885
3886     if ([self popErrorWithTitle:title])
3887         return false;
3888
3889     pkgSourceList list;
3890     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3891         return false;
3892
3893     manager_ = (_system->CreatePM(cache_));
3894     if ([self popErrorWithTitle:title forOperation:manager_->GetArchives(fetcher_, &list, &records)])
3895         return false;
3896
3897     return true;
3898 }
3899
3900 - (void) perform {
3901     bool substrate(RestartSubstrate_);
3902     RestartSubstrate_ = false;
3903
3904     NSString *title(UCLocalize("PERFORM_SELECTIONS"));
3905
3906     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3907         pkgSourceList list;
3908         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3909             return;
3910         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3911             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3912     }
3913
3914     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3915
3916     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3917         _trace();
3918         [self popErrorWithTitle:title];
3919         return;
3920     }
3921
3922     bool failed = false;
3923     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3924         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3925             continue;
3926         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3927             continue;
3928
3929         failed = true;
3930     }
3931
3932     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3933
3934     if (failed) {
3935         _trace();
3936         return;
3937     }
3938
3939     if (substrate)
3940         RestartSubstrate_ = true;
3941
3942     _system->UnLock();
3943     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3944
3945     if (_error->PendingError()) {
3946         _trace();
3947         return;
3948     }
3949
3950     if (result == pkgPackageManager::Failed) {
3951         _trace();
3952         return;
3953     }
3954
3955     if (result != pkgPackageManager::Completed) {
3956         _trace();
3957         return;
3958     }
3959
3960     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3961         pkgSourceList list;
3962         if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3963             return;
3964         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3965             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3966     }
3967
3968     if (![before isEqualToArray:after])
3969         [self update];
3970 }
3971
3972 - (bool) upgrade {
3973     NSString *title(UCLocalize("UPGRADE"));
3974     if ([self popErrorWithTitle:title forOperation:pkgDistUpgrade(cache_)])
3975         return false;
3976     return true;
3977 }
3978
3979 - (void) update {
3980     [self updateWithStatus:status_];
3981 }
3982
3983 - (void) updateWithStatus:(Status &)status {
3984     NSString *title(UCLocalize("REFRESHING_DATA"));
3985
3986     pkgSourceList list;
3987     if ([self popErrorWithTitle:title forOperation:list.ReadMainList()])
3988         return;
3989
3990     FileFd lock;
3991     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3992     if ([self popErrorWithTitle:title])
3993         return;
3994
3995     [delegate_ performSelectorOnMainThread:@selector(retainNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
3996
3997     bool success(ListUpdate(status, list, PulseInterval_));
3998     if (status.WasCancelled())
3999         _error->Discard();
4000     else
4001         [self popErrorWithTitle:title forOperation:success];
4002
4003     [delegate_ performSelectorOnMainThread:@selector(releaseNetworkActivityIndicator) withObject:nil waitUntilDone:YES];
4004
4005     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
4006     Changed_ = true;
4007 }
4008
4009 - (void) setDelegate:(NSObject<DatabaseDelegate> *)delegate {
4010     delegate_ = delegate;
4011 }
4012
4013 - (void) setProgressDelegate:(NSObject<ProgressDelegate> *)delegate {
4014     progress_ = delegate;
4015     status_.setDelegate(delegate);
4016 }
4017
4018 - (NSObject<ProgressDelegate> *) progressDelegate {
4019     return progress_;
4020 }
4021
4022 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
4023     SourceMap::const_iterator i(sourceMap_.find(file->ID));
4024     return i == sourceMap_.end() ? nil : i->second;
4025 }
4026
4027 - (NSString *) mappedSectionForPointer:(const char *)section {
4028     _H<NSString> *mapped;
4029
4030     _profile(Database$mappedSectionForPointer$Cache)
4031         mapped = &sections_[section];
4032     _end
4033
4034     if (*mapped == NULL) {
4035         size_t length(strlen(section));
4036         char spaced[length + 1];
4037
4038         _profile(Database$mappedSectionForPointer$Replace)
4039             for (size_t index(0); index != length; ++index)
4040                 spaced[index] = section[index] == '_' ? ' ' : section[index];
4041             spaced[length] = '\0';
4042         _end
4043
4044         NSString *string;
4045
4046         _profile(Database$mappedSectionForPointer$stringWithUTF8String)
4047             string = [NSString stringWithUTF8String:spaced];
4048         _end
4049
4050         _profile(Database$mappedSectionForPointer$Map)
4051             string = [SectionMap_ objectForKey:string] ?: string;
4052         _end
4053
4054         *mapped = string;
4055     } return *mapped;
4056 }
4057
4058 @end
4059 /* }}} */
4060
4061 @interface Diversion : NSObject {
4062     Pcre pattern_;
4063     _H<NSString> key_;
4064     _H<NSString> format_;
4065 }
4066
4067 @end
4068
4069 @implementation Diversion
4070
4071 - (id) initWithFrom:(NSString *)from to:(NSString *)to {
4072     if ((self = [super init]) != nil) {
4073         pattern_ = [from UTF8String];
4074         key_ = from;
4075         format_ = to;
4076     } return self;
4077 }
4078
4079 - (NSString *) divert:(NSString *)url {
4080     if (!pattern_(url))
4081         return nil;
4082
4083     size_t count(pattern_.size());
4084     id values[count];
4085     for (size_t i(0); i != count; ++i)
4086         values[i] = pattern_[i + 1];
4087
4088     return [[[NSString alloc] initWithFormat:format_ arguments:reinterpret_cast<va_list>(values)] autorelease];
4089 }
4090
4091 - (NSString *) key {
4092     return key_;
4093 }
4094
4095 - (NSUInteger) hash {
4096     return [key_ hash];
4097 }
4098
4099 - (BOOL) isEqual:(Diversion *)object {
4100     return self == object || [self class] == [object class] && [key_ isEqual:[object key]];
4101 }
4102
4103 @end
4104
4105 @interface CydiaObject : NSObject {
4106     id indirect_;
4107     _transient id delegate_;
4108 }
4109
4110 - (id) initWithDelegate:(IndirectDelegate *)indirect;
4111
4112 @end
4113
4114 @interface CYBrowserController : BrowserController {
4115     CydiaObject *cydia_;
4116 }
4117
4118 + (void) addDiversion:(Diversion *)diversion;
4119
4120 @end
4121
4122 static NSMutableSet *Diversions_;
4123
4124 /* Web Scripting {{{ */
4125 @implementation CydiaObject
4126
4127 - (void) dealloc {
4128     [indirect_ release];
4129     [super dealloc];
4130 }
4131
4132 - (id) initWithDelegate:(IndirectDelegate *)indirect {
4133     if ((self = [super init]) != nil) {
4134         indirect_ = [indirect retain];
4135     } return self;
4136 }
4137
4138 - (void) setDelegate:(id)delegate {
4139     delegate_ = delegate;
4140 }
4141
4142 + (NSArray *) _attributeKeys {
4143     return [NSArray arrayWithObjects:
4144         @"device",
4145         @"ecid",
4146         @"firmware",
4147         @"hostname",
4148         @"idiom",
4149         @"model",
4150         @"plmn",
4151         @"role",
4152         @"serial",
4153         @"token",
4154         @"version",
4155     nil];
4156 }
4157
4158 - (NSArray *) attributeKeys {
4159     return [[self class] _attributeKeys];
4160 }
4161
4162 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
4163     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
4164 }
4165
4166 - (NSString *) version {
4167     return @ Cydia_;
4168 }
4169
4170 - (NSString *) device {
4171     return [[UIDevice currentDevice] uniqueIdentifier];
4172 }
4173
4174 - (NSString *) firmware {
4175     return [[UIDevice currentDevice] systemVersion];
4176 }
4177
4178 - (NSString *) hostname {
4179     return [[UIDevice currentDevice] name];
4180 }
4181
4182 - (NSString *) idiom {
4183     return (id) Idiom_ ?: [NSNull null];
4184 }
4185
4186 - (NSString *) plmn {
4187     return (id) PLMN_ ?: [NSNull null];
4188 }
4189
4190 - (NSString *) ecid {
4191     return (id) ChipID_ ?: [NSNull null];
4192 }
4193
4194 - (NSString *) serial {
4195     return SerialNumber_;
4196 }
4197
4198 - (NSString *) role {
4199     return (id) Role_ ?: [NSNull null];
4200 }
4201
4202 - (NSString *) model {
4203     return [NSString stringWithUTF8String:Machine_];
4204 }
4205
4206 - (NSString *) token {
4207     return (id) Token_ ?: [NSNull null];
4208 }
4209
4210 + (NSString *) webScriptNameForSelector:(SEL)selector {
4211     if (false);
4212     else if (selector == @selector(addBridgedHost:))
4213         return @"addBridgedHost";
4214     else if (selector == @selector(addPipelinedHost:scheme:))
4215         return @"addPipelinedHost";
4216     else if (selector == @selector(addTrivialSource:))
4217         return @"addTrivialSource";
4218     else if (selector == @selector(close))
4219         return @"close";
4220     else if (selector == @selector(divert::))
4221         return @"divert";
4222     else if (selector == @selector(du:))
4223         return @"du";
4224     else if (selector == @selector(stringWithFormat:arguments:))
4225         return @"format";
4226     else if (selector == @selector(getAllSources))
4227         return @"getAllSourcs";
4228     else if (selector == @selector(getKernelNumber:))
4229         return @"getKernelNumber";
4230     else if (selector == @selector(getKernelString:))
4231         return @"getKernelString";
4232     else if (selector == @selector(getInstalledPackages))
4233         return @"getInstalledPackages";
4234     else if (selector == @selector(getPackageById:))
4235         return @"getPackageById";
4236     else if (selector == @selector(installPackages:))
4237         return @"installPackages";
4238     else if (selector == @selector(localizedStringForKey:value:table:))
4239         return @"localize";
4240     else if (selector == @selector(popViewController:))
4241         return @"popViewController";
4242     else if (selector == @selector(refreshSources))
4243         return @"refreshSources";
4244     else if (selector == @selector(removeButton))
4245         return @"removeButton";
4246     else if (selector == @selector(substitutePackageNames:))
4247         return @"substitutePackageNames";
4248     else if (selector == @selector(scrollToBottom:))
4249         return @"scrollToBottom";
4250     else if (selector == @selector(setAllowsNavigationAction:))
4251         return @"setAllowsNavigationAction";
4252     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
4253         return @"setButtonImage";
4254     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
4255         return @"setButtonTitle";
4256     else if (selector == @selector(setHidesBackButton:))
4257         return @"setHidesBackButton";
4258     else if (selector == @selector(setHidesNavigationBar:))
4259         return @"setHidesNavigationBar";
4260     else if (selector == @selector(setNavigationBarStyle:))
4261         return @"setNavigationBarStyle";
4262     else if (selector == @selector(setNavigationBarTintRed:green:blue:alpha:))
4263         return @"setNavigationBarTintColor";
4264     else if (selector == @selector(setPopupHook:))
4265         return @"setPopupHook";
4266     else if (selector == @selector(setToken:))
4267         return @"setToken";
4268     else if (selector == @selector(setViewportWidth:))
4269         return @"setViewportWidth";
4270     else if (selector == @selector(statfs:))
4271         return @"statfs";
4272     else if (selector == @selector(supports:))
4273         return @"supports";
4274     else
4275         return nil;
4276 }
4277
4278 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
4279     return [self webScriptNameForSelector:selector] == nil;
4280 }
4281
4282 - (BOOL) supports:(NSString *)feature {
4283     return [feature isEqualToString:@"window.open"];
4284 }
4285
4286 - (void) divert:(NSString *)from :(NSString *)to {
4287     [CYBrowserController performSelectorOnMainThread:@selector(addDiversion:) withObject:[[[Diversion alloc] initWithFrom:from to:to] autorelease] waitUntilDone:NO];
4288 }
4289
4290 - (NSNumber *) getKernelNumber:(NSString *)name {
4291     const char *string([name UTF8String]);
4292
4293     size_t size;
4294     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4295         return (id) [NSNull null];
4296
4297     if (size != sizeof(int))
4298         return (id) [NSNull null];
4299
4300     int value;
4301     if (sysctlbyname(string, &value, &size, NULL, 0) == -1)
4302         return (id) [NSNull null];
4303
4304     return [NSNumber numberWithInt:value];
4305 }
4306
4307 - (NSString *) getKernelString:(NSString *)name {
4308     const char *string([name UTF8String]);
4309
4310     size_t size;
4311     if (sysctlbyname(string, NULL, &size, NULL, 0) == -1)
4312         return (id) [NSNull null];
4313
4314     char value[size + 1];
4315     if (sysctlbyname(string, value, &size, NULL, 0) == -1)
4316         return (id) [NSNull null];
4317
4318     // XXX: just in case you request something ludicrous
4319     value[size] = '\0';
4320
4321     return [NSString stringWithCString:value];
4322 }
4323
4324 - (void) addBridgedHost:(NSString *)host {
4325 @synchronized (HostConfig_) {
4326     [BridgedHosts_ addObject:host];
4327 } }
4328
4329 - (void) addPipelinedHost:(NSString *)host scheme:(NSString *)scheme {
4330 @synchronized (HostConfig_) {
4331     if (scheme != (id) [WebUndefined undefined])
4332         host = [NSString stringWithFormat:@"%@:%@", [scheme lowercaseString], host];
4333
4334     [PipelinedHosts_ addObject:host];
4335 } }
4336
4337 - (void) popViewController:(NSNumber *)value {
4338     if (value == (id) [WebUndefined undefined])
4339         value = [NSNumber numberWithBool:YES];
4340     [indirect_ performSelectorOnMainThread:@selector(popViewControllerWithNumber:) withObject:value waitUntilDone:NO];
4341 }
4342
4343 - (void) addTrivialSource:(NSString *)href {
4344     [delegate_ performSelectorOnMainThread:@selector(addTrivialSource:) withObject:href waitUntilDone:NO];
4345 }
4346
4347 - (void) refreshSources {
4348     [delegate_ performSelectorOnMainThread:@selector(syncData) withObject:nil waitUntilDone:NO];
4349 }
4350
4351 - (NSArray *) getAllSources {
4352     return [[Database sharedInstance] sources];
4353 }
4354
4355 - (NSArray *) getInstalledPackages {
4356     Database *database([Database sharedInstance]);
4357 @synchronized (database) {
4358     NSArray *packages([database packages]);
4359     NSMutableArray *installed([NSMutableArray arrayWithCapacity:1024]);
4360     for (Package *package in packages)
4361         if (![package uninstalled])
4362             [installed addObject:package];
4363     return installed;
4364 } }
4365
4366 - (Package *) getPackageById:(NSString *)id {
4367     if (Package *package = [[Database sharedInstance] packageWithName:id]) {
4368         [package parse];
4369         return package;
4370     } else
4371         return (Package *) [NSNull null];
4372 }
4373
4374 - (NSArray *) statfs:(NSString *)path {
4375     struct statfs stat;
4376
4377     if (path == nil || statfs([path UTF8String], &stat) == -1)
4378         return nil;
4379
4380     return [NSArray arrayWithObjects:
4381         [NSNumber numberWithUnsignedLong:stat.f_bsize],
4382         [NSNumber numberWithUnsignedLong:stat.f_blocks],
4383         [NSNumber numberWithUnsignedLong:stat.f_bfree],
4384     nil];
4385 }
4386
4387 - (NSNumber *) du:(NSString *)path {
4388     NSNumber *value(nil);
4389
4390     int fds[2];
4391     _assert(pipe(fds) != -1);
4392
4393     pid_t pid(ExecFork());
4394     if (pid == 0) {
4395         _assert(dup2(fds[1], 1) != -1);
4396         _assert(close(fds[0]) != -1);
4397         _assert(close(fds[1]) != -1);
4398         /* XXX: this should probably not use du */
4399         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
4400         exit(1);
4401         _assert(false);
4402     }
4403
4404     _assert(close(fds[1]) != -1);
4405
4406     if (FILE *du = fdopen(fds[0], "r")) {
4407         char line[1024];
4408         while (fgets(line, sizeof(line), du) != NULL) {
4409             size_t length(strlen(line));
4410             while (length != 0 && line[length - 1] == '\n')
4411                 line[--length] = '\0';
4412             if (char *tab = strchr(line, '\t')) {
4413                 *tab = '\0';
4414                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
4415             }
4416         }
4417
4418         fclose(du);
4419     } else _assert(close(fds[0]));
4420
4421     int status;
4422   wait:
4423     if (waitpid(pid, &status, 0) == -1)
4424         if (errno == EINTR)
4425             goto wait;
4426         else _assert(false);
4427
4428     return value;
4429 }
4430
4431 - (void) close {
4432     [indirect_ performSelectorOnMainThread:@selector(close) withObject:nil waitUntilDone:NO];
4433 }
4434
4435 - (void) installPackages:(NSArray *)packages {
4436     [delegate_ performSelectorOnMainThread:@selector(installPackages:) withObject:packages waitUntilDone:NO];
4437 }
4438
4439 - (NSString *) substitutePackageNames:(NSString *)message {
4440     NSMutableArray *words([[message componentsSeparatedByString:@" "] mutableCopy]);
4441     for (size_t i(0), e([words count]); i != e; ++i) {
4442         NSString *word([words objectAtIndex:i]);
4443         if (Package *package = [[Database sharedInstance] packageWithName:word])
4444             [words replaceObjectAtIndex:i withObject:[package name]];
4445     }
4446
4447     return [words componentsJoinedByString:@" "];
4448 }
4449
4450 - (void) removeButton {
4451     [indirect_ removeButton];
4452 }
4453
4454 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4455     [indirect_ setButtonImage:button withStyle:style toFunction:function];
4456 }
4457
4458 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
4459     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
4460 }
4461
4462 - (void) setAllowsNavigationAction:(NSString *)value {
4463     [indirect_ performSelectorOnMainThread:@selector(setAllowsNavigationActionByNumber:) withObject:value waitUntilDone:NO];
4464 }
4465
4466 - (void) setHidesBackButton:(NSString *)value {
4467     [indirect_ performSelectorOnMainThread:@selector(setHidesBackButtonByNumber:) withObject:value waitUntilDone:NO];
4468 }
4469
4470 - (void) setHidesNavigationBar:(NSString *)value {
4471     [indirect_ performSelectorOnMainThread:@selector(setHidesNavigationBarByNumber:) withObject:value waitUntilDone:NO];
4472 }
4473
4474 - (void) setNavigationBarStyle:(NSString *)value {
4475     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarStyle:) withObject:value waitUntilDone:NO];
4476 }
4477
4478 - (void) setNavigationBarTintRed:(NSNumber *)red green:(NSNumber *)green blue:(NSNumber *)blue alpha:(NSNumber *)alpha {
4479     float opacity(alpha == (id) [WebUndefined undefined] ? 1 : [alpha floatValue]);
4480     UIColor *color([UIColor colorWithRed:[red floatValue] green:[green floatValue] blue:[blue floatValue] alpha:opacity]);
4481     [indirect_ performSelectorOnMainThread:@selector(setNavigationBarTintColor:) withObject:color waitUntilDone:NO];
4482 }
4483
4484 - (void) _setToken:(NSString *)token {
4485     Token_ = token;
4486
4487     if (token == nil)
4488         [Metadata_ removeObjectForKey:@"Token"];
4489     else
4490         [Metadata_ setObject:Token_ forKey:@"Token"];
4491
4492     Changed_ = true;
4493 }
4494
4495 - (void) setToken:(NSString *)token {
4496     [self performSelectorOnMainThread:@selector(_setToken:) withObject:token waitUntilDone:NO];
4497 }
4498
4499 - (void) setPopupHook:(id)function {
4500     [indirect_ setPopupHook:function];
4501 }
4502
4503 - (void) scrollToBottom:(NSNumber *)animated {
4504     [indirect_ performSelectorOnMainThread:@selector(scrollToBottomAnimated:) withObject:animated waitUntilDone:NO];
4505 }
4506
4507 - (void) setViewportWidth:(float)width {
4508     [indirect_ setViewportWidthOnMainThread:width];
4509 }
4510
4511 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
4512     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
4513     unsigned count([arguments count]);
4514     id values[count];
4515     for (unsigned i(0); i != count; ++i)
4516         values[i] = [arguments objectAtIndex:i];
4517     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
4518 }
4519
4520 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
4521     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
4522         value = nil;
4523     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
4524         table = nil;
4525     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
4526 }
4527
4528 @end
4529 /* }}} */
4530
4531 /* @ Loading... Indicator {{{ */
4532 @interface CYLoadingIndicator : UIView {
4533     _H<UIActivityIndicatorView> spinner_;
4534     _H<UILabel> label_;
4535     _H<UIView> container_;
4536 }
4537
4538 @property (readonly, nonatomic) UILabel *label;
4539 @property (readonly, nonatomic) UIActivityIndicatorView *activityIndicatorView;
4540
4541 @end
4542
4543 @implementation CYLoadingIndicator
4544
4545 - (id) initWithFrame:(CGRect)frame {
4546     if ((self = [super initWithFrame:frame]) != nil) {
4547         container_ = [[[UIView alloc] init] autorelease];
4548         [container_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleBottomMargin];
4549
4550         spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray] autorelease];
4551         [spinner_ startAnimating];
4552         [container_ addSubview:spinner_];
4553
4554         label_ = [[[UILabel alloc] init] autorelease];
4555         [label_ setFont:[UIFont boldSystemFontOfSize:15.0f]];
4556         [label_ setBackgroundColor:[UIColor clearColor]];
4557         [label_ setTextColor:[UIColor blackColor]];
4558         [label_ setShadowColor:[UIColor whiteColor]];
4559         [label_ setShadowOffset:CGSizeMake(0, 1)];
4560         [label_ setText:[NSString stringWithFormat:Elision_, UCLocalize("LOADING"), nil]];
4561         [container_ addSubview:label_];
4562
4563         CGSize viewsize = frame.size;
4564         CGSize spinnersize = [spinner_ bounds].size;
4565         CGSize textsize = [[label_ text] sizeWithFont:[label_ font]];
4566         float bothwidth = spinnersize.width + textsize.width + 5.0f;
4567
4568         CGRect containrect = {
4569             CGPointMake(floorf((viewsize.width / 2) - (bothwidth / 2)), floorf((viewsize.height / 2) - (spinnersize.height / 2))),
4570             CGSizeMake(bothwidth, spinnersize.height)
4571         };
4572         CGRect textrect = {
4573             CGPointMake(spinnersize.width + 5.0f, floorf((spinnersize.height / 2) - (textsize.height / 2))),
4574             textsize
4575         };
4576         CGRect spinrect = {
4577             CGPointZero,
4578             spinnersize
4579         };
4580
4581         [container_ setFrame:containrect];
4582         [spinner_ setFrame:spinrect];
4583         [label_ setFrame:textrect];
4584         [self addSubview:container_];
4585     } return self;
4586 }
4587
4588 - (UILabel *) label {
4589     return label_;
4590 }
4591
4592 - (UIActivityIndicatorView *) activityIndicatorView {
4593     return spinner_;
4594 }
4595
4596 @end
4597 /* }}} */
4598 /* Emulated Loading Controller {{{ */
4599 @interface CYEmulatedLoadingController : CYViewController {
4600     _transient Database *database_;
4601     _H<CYLoadingIndicator> indicator_;
4602     _H<UITabBar> tabbar_;
4603     _H<UINavigationBar> navbar_;
4604 }
4605
4606 @end
4607
4608 @implementation CYEmulatedLoadingController
4609
4610 - (id) initWithDatabase:(Database *)database {
4611     if ((self = [super init]) != nil) {
4612         database_ = database;
4613     } return self;
4614 }
4615
4616 - (void) loadView {
4617     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
4618
4619     UITableView *table([[[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped] autorelease]);
4620     [table setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4621     [[self view] addSubview:table];
4622
4623     indicator_ = [[[CYLoadingIndicator alloc] initWithFrame:[[self view] bounds]] autorelease];
4624     [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
4625     [[self view] addSubview:indicator_];
4626
4627     tabbar_ = [[[UITabBar alloc] initWithFrame:CGRectMake(0, 0, 0, 49.0f)] autorelease];
4628     [tabbar_ setFrame:CGRectMake(0.0f, [[self view] bounds].size.height - [tabbar_ bounds].size.height, [[self view] bounds].size.width, [tabbar_ bounds].size.height)];
4629     [tabbar_ setAutoresizingMask:UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleWidth];
4630     [[self view] addSubview:tabbar_];
4631
4632     navbar_ = [[[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 0, 44.0f)] autorelease];
4633     [navbar_ setFrame:CGRectMake(0.0f, 0.0f, [[self view] bounds].size.width, [navbar_ bounds].size.height)];
4634     [navbar_ setAutoresizingMask:UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleWidth];
4635     [[self view] addSubview:navbar_];
4636 }
4637
4638 - (void) releaseSubviews {
4639     indicator_ = nil;
4640     tabbar_ = nil;
4641     navbar_ = nil;
4642 }
4643
4644 @end
4645 /* }}} */
4646
4647 /* Cydia Browser Controller {{{ */
4648 @implementation CYBrowserController
4649
4650 - (void) dealloc {
4651     [cydia_ release];
4652     [super dealloc];
4653 }
4654
4655 - (NSURL *) navigationURL {
4656     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://url/%@", [[[webview_ request] URL] absoluteString]]];
4657 }
4658
4659 + (void) initialize {
4660     Diversions_ = [[NSMutableSet alloc] initWithCapacity:0];
4661 }
4662
4663 + (void) addDiversion:(Diversion *)diversion {
4664     [Diversions_ addObject:diversion];
4665 }
4666
4667 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4668     [super webView:view didClearWindowObject:window forFrame:frame];
4669
4670     WebDataSource *source([frame dataSource]);
4671     NSURLResponse *response([source response]);
4672     NSURL *url([response URL]);
4673
4674     @synchronized (HostConfig_) {
4675         if ([[[url scheme] lowercaseString] isEqualToString:@"https"])
4676             if ([BridgedHosts_ containsObject:[url host]])
4677                 [window setValue:cydia_ forKey:@"cydia"];
4678     }
4679 }
4680
4681 - (NSURLRequest *) webView:(WebView *)view resource:(id)resource willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
4682     NSMutableURLRequest *copy([[super webView:view resource:resource willSendRequest:request redirectResponse:response fromDataSource:source] mutableCopy]);
4683
4684   divert:
4685     NSURL *url([copy URL]);
4686     NSString *href([url absoluteString]);
4687
4688     for (Diversion *diversion in Diversions_)
4689         if (NSString *diverted = [diversion divert:href]) {
4690             [copy setURL:[NSURL URLWithString:diverted]];
4691             goto divert;
4692         }
4693
4694     if (System_ != NULL)
4695         [copy setValue:System_ forHTTPHeaderField:@"X-System"];
4696     if (Machine_ != NULL)
4697         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
4698     if (Token_ != nil)
4699         [copy setValue:Token_ forHTTPHeaderField:@"X-Cydia-Token"];
4700
4701     return copy;
4702 }
4703
4704 - (void) setDelegate:(id)delegate {
4705     [super setDelegate:delegate];
4706     [cydia_ setDelegate:delegate];
4707 }
4708
4709 - (id) init {
4710     if ((self = [super initWithWidth:0 ofClass:[CYBrowserController class]]) != nil) {
4711         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
4712
4713         WebView *webview([[webview_ _documentView] webView]);
4714
4715         NSString *application([NSString stringWithFormat:@"Cydia/%@", @ Cydia_]);
4716
4717         if (Safari_ != nil)
4718             application = [NSString stringWithFormat:@"Safari/%@ %@", Safari_, application];
4719         if (Build_ != nil)
4720             application = [NSString stringWithFormat:@"Mobile/%@ %@", Build_, application];
4721         if (Product_ != nil)
4722             application = [NSString stringWithFormat:@"Version/%@ %@", Product_, application];
4723
4724         [webview setApplicationNameForUserAgent:application];
4725     } return self;
4726 }
4727
4728 @end
4729 /* }}} */
4730
4731 // CydiaScript {{{
4732 @interface NSObject (CydiaScript)
4733 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context;
4734 @end
4735
4736 @implementation NSObject (CydiaScript)
4737
4738 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4739     return self;
4740 }
4741
4742 @end
4743
4744 @implementation NSArray (CydiaScript)
4745
4746 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4747     WebScriptObject *object([context evaluateWebScript:@"[]"]);
4748     for (size_t i(0), e([self count]); i != e; ++i)
4749         [object setWebScriptValueAtIndex:i value:[[self objectAtIndex:i] Cydia$webScriptObjectInContext:context]];
4750     return object;
4751 }
4752
4753 @end
4754
4755 @implementation NSDictionary (CydiaScript)
4756
4757 - (id) Cydia$webScriptObjectInContext:(WebScriptObject *)context {
4758     WebScriptObject *object([context evaluateWebScript:@"({})"]);
4759     for (id i in self)
4760         [object setValue:[[self objectForKey:i] Cydia$webScriptObjectInContext:context] forKey:i];
4761     return object;
4762 }
4763
4764 @end
4765 // }}}
4766
4767 /* Confirmation Controller {{{ */
4768 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
4769     if (!iterator.end())
4770         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
4771             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
4772                 continue;
4773             pkgCache::PkgIterator package(dep.TargetPkg());
4774             if (package.end())
4775                 continue;
4776             if (strcmp(package.Name(), "mobilesubstrate") == 0)
4777                 return true;
4778         }
4779
4780     return false;
4781 }
4782
4783 @protocol ConfirmationControllerDelegate
4784 - (void) cancelAndClear:(bool)clear;
4785 - (void) confirmWithNavigationController:(UINavigationController *)navigation;
4786 - (void) queue;
4787 @end
4788
4789 @interface ConfirmationController : CYBrowserController {
4790     _transient Database *database_;
4791
4792     UIAlertView *essential_;
4793
4794     NSDictionary *changes_;
4795     NSMutableArray *issues_;
4796     NSDictionary *sizes_;
4797
4798     BOOL substrate_;
4799 }
4800
4801 - (id) initWithDatabase:(Database *)database;
4802
4803 @end
4804
4805 @implementation ConfirmationController
4806
4807 - (void) dealloc {
4808     [changes_ release];
4809     [issues_ release];
4810     [sizes_ release];
4811
4812     if (essential_ != nil)
4813         [essential_ release];
4814
4815     [super dealloc];
4816 }
4817
4818 - (void) complete {
4819     if (substrate_)
4820         RestartSubstrate_ = true;
4821     [delegate_ confirmWithNavigationController:[self navigationController]];
4822 }
4823
4824 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
4825     NSString *context([alert context]);
4826
4827     if ([context isEqualToString:@"remove"]) {
4828         if (button == [alert cancelButtonIndex])
4829             [self dismissModalViewControllerAnimated:YES];
4830         else if (button == [alert firstOtherButtonIndex]) {
4831             [self complete];
4832         }
4833
4834         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4835     } else if ([context isEqualToString:@"unable"]) {
4836         [self dismissModalViewControllerAnimated:YES];
4837         [alert dismissWithClickedButtonIndex:-1 animated:YES];
4838     } else {
4839         [super alertView:alert clickedButtonAtIndex:button];
4840     }
4841 }
4842
4843 - (void) _doContinue {
4844     [self dismissModalViewControllerAnimated:YES];
4845     [delegate_ cancelAndClear:NO];
4846 }
4847
4848 - (id) invokeDefaultMethodWithArguments:(NSArray *)args {
4849     [self performSelectorOnMainThread:@selector(_doContinue) withObject:nil waitUntilDone:NO];
4850     return nil;
4851 }
4852
4853 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
4854     [super webView:view didClearWindowObject:window forFrame:frame];
4855
4856     [window setValue:[[NSDictionary dictionaryWithObjectsAndKeys:
4857         changes_, @"changes",
4858         issues_, @"issues",
4859         sizes_, @"sizes",
4860         self, @"queue",
4861     nil] Cydia$webScriptObjectInContext:window] forKey:@"cydiaConfirm"];
4862 }
4863
4864 - (id) initWithDatabase:(Database *)database {
4865     if ((self = [super init]) != nil) {
4866         database_ = database;
4867
4868         NSMutableArray *installs([NSMutableArray arrayWithCapacity:16]);
4869         NSMutableArray *reinstalls([NSMutableArray arrayWithCapacity:16]);
4870         NSMutableArray *upgrades([NSMutableArray arrayWithCapacity:16]);
4871         NSMutableArray *downgrades([NSMutableArray arrayWithCapacity:16]);
4872         NSMutableArray *removes([NSMutableArray arrayWithCapacity:16]);
4873
4874         bool remove(false);
4875
4876         pkgCacheFile &cache([database_ cache]);
4877         NSArray *packages([database_ packages]);
4878         pkgDepCache::Policy *policy([database_ policy]);
4879
4880         issues_ = [[NSMutableArray arrayWithCapacity:4] retain];
4881
4882         for (Package *package in packages) {
4883             pkgCache::PkgIterator iterator([package iterator]);
4884             NSString *name([package id]);
4885
4886             if ([package broken]) {
4887                 NSMutableArray *reasons([NSMutableArray arrayWithCapacity:4]);
4888
4889                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4890                     name, @"package",
4891                     reasons, @"reasons",
4892                 nil]];
4893
4894                 pkgCache::VerIterator ver(cache[iterator].InstVerIter(cache));
4895                 if (ver.end())
4896                     continue;
4897
4898                 for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
4899                     pkgCache::DepIterator start;
4900                     pkgCache::DepIterator end;
4901                     dep.GlobOr(start, end); // ++dep
4902
4903                     if (!cache->IsImportantDep(end))
4904                         continue;
4905                     if ((cache[end] & pkgDepCache::DepGInstall) != 0)
4906                         continue;
4907
4908                     NSMutableArray *clauses([NSMutableArray arrayWithCapacity:4]);
4909
4910                     [reasons addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4911                         [NSString stringWithUTF8String:start.DepType()], @"relationship",
4912                         clauses, @"clauses",
4913                     nil]];
4914
4915                     _forever {
4916                         NSString *reason, *installed((NSString *) [WebUndefined undefined]);
4917
4918                         pkgCache::PkgIterator target(start.TargetPkg());
4919                         if (target->ProvidesList != 0)
4920                             reason = @"missing";
4921                         else {
4922                             pkgCache::VerIterator ver(cache[target].InstVerIter(cache));
4923                             if (!ver.end()) {
4924                                 reason = @"installed";
4925                                 installed = [NSString stringWithUTF8String:ver.VerStr()];
4926                             } else if (!cache[target].CandidateVerIter(cache).end())
4927                                 reason = @"uninstalled";
4928                             else if (target->ProvidesList == 0)
4929                                 reason = @"uninstallable";
4930                             else
4931                                 reason = @"virtual";
4932                         }
4933
4934                         NSDictionary *version(start.TargetVer() == 0 ? [NSNull null] : [NSDictionary dictionaryWithObjectsAndKeys:
4935                             [NSString stringWithUTF8String:start.CompType()], @"operator",
4936                             [NSString stringWithUTF8String:start.TargetVer()], @"value",
4937                         nil]);
4938
4939                         [clauses addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4940                             [NSString stringWithUTF8String:start.TargetPkg().Name()], @"package",
4941                             version, @"version",
4942                             reason, @"reason",
4943                             installed, @"installed",
4944                         nil]];
4945
4946                         // yes, seriously. (wtf?)
4947                         if (start == end)
4948                             break;
4949                         ++start;
4950                     }
4951                 }
4952             }
4953
4954             pkgDepCache::StateCache &state(cache[iterator]);
4955
4956             static Pcre special_r("^(firmware$|gsc\\.|cy\\+)");
4957
4958             if (state.NewInstall())
4959                 [installs addObject:name];
4960             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
4961                 [reinstalls addObject:name];
4962             else if (state.Upgrade())
4963                 [upgrades addObject:name];
4964             else if (state.Downgrade())
4965                 [downgrades addObject:name];
4966             else if (!state.Delete())
4967                 continue;
4968             else if (special_r(name))
4969                 [issues_ addObject:[NSDictionary dictionaryWithObjectsAndKeys:
4970                     [NSNull null], @"package",
4971                     [NSArray arrayWithObjects:
4972                         [NSDictionary dictionaryWithObjectsAndKeys:
4973                             @"Conflicts", @"relationship",
4974                             [NSArray arrayWithObjects:
4975                                 [NSDictionary dictionaryWithObjectsAndKeys:
4976                                     name, @"package",
4977                                     [NSNull null], @"version",
4978                                     @"installed", @"reason",
4979                                 nil],
4980                             nil], @"clauses",
4981                         nil],
4982                     nil], @"reasons",
4983                 nil]];
4984             else {
4985                 if ([package essential])
4986                     remove = true;
4987                 [removes addObject:name];
4988             }
4989
4990             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
4991             substrate_ |= DepSubstrate(iterator.CurrentVer());
4992         }
4993
4994         if (!remove)
4995             essential_ = nil;
4996         else if (Advanced_) {
4997             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
4998
4999             essential_ = [[UIAlertView alloc]
5000                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
5001                 message:UCLocalize("REMOVING_ESSENTIALS_EX")
5002                 delegate:self
5003                 cancelButtonTitle:[NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")]
5004                 otherButtonTitles:
5005                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
5006                 nil
5007             ];
5008
5009             [essential_ setContext:@"remove"];
5010         } else {
5011             essential_ = [[UIAlertView alloc]
5012                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
5013                 message:UCLocalize("UNABLE_TO_COMPLY_EX")
5014                 delegate:self
5015                 cancelButtonTitle:UCLocalize("OKAY")
5016                 otherButtonTitles:nil
5017             ];
5018
5019             [essential_ setContext:@"unable"];
5020         }
5021
5022         changes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
5023             installs, @"installs",
5024             reinstalls, @"reinstalls",
5025             upgrades, @"upgrades",
5026             downgrades, @"downgrades",
5027             removes, @"removes",
5028         nil];
5029
5030         sizes_ = [[NSDictionary alloc] initWithObjectsAndKeys:
5031             [NSNumber numberWithInteger:[database_ fetcher].FetchNeeded()], @"downloading",
5032             [NSNumber numberWithInteger:[database_ fetcher].PartialPresent()], @"resuming",
5033         nil];
5034
5035         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/confirm/", UI_]]];
5036
5037         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
5038             initWithTitle:UCLocalize("CANCEL")
5039             style:UIBarButtonItemStylePlain
5040             target:self
5041             action:@selector(cancelButtonClicked)
5042         ] autorelease]];
5043     } return self;
5044 }
5045
5046 #if !AlwaysReload
5047 - (void) applyRightButton {
5048     if ([issues_ count] == 0 && ![self isLoading])
5049         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
5050             initWithTitle:UCLocalize("CONFIRM")
5051             style:UIBarButtonItemStyleDone
5052             target:self
5053             action:@selector(confirmButtonClicked)
5054         ] autorelease]];
5055     else
5056         [[self navigationItem] setRightBarButtonItem:nil];
5057 }
5058 #endif
5059
5060 - (void) cancelButtonClicked {
5061     [self dismissModalViewControllerAnimated:YES];
5062     [delegate_ cancelAndClear:YES];
5063 }
5064
5065 #if !AlwaysReload
5066 - (void) confirmButtonClicked {
5067     if (essential_ != nil)
5068         [essential_ show];
5069     else
5070         [self complete];
5071 }
5072 #endif
5073
5074 @end
5075 /* }}} */
5076
5077 /* Progress Data {{{ */
5078 @interface CydiaProgressData : NSObject {
5079     _transient id delegate_;
5080
5081     bool running_;
5082     float percent_;
5083
5084     float current_;
5085     float total_;
5086     float speed_;
5087
5088     _H<NSMutableArray> events_;
5089     _H<NSString> title_;
5090
5091     _H<NSString> status_;
5092     _H<NSString> finish_;
5093 }
5094
5095 @end
5096
5097 @implementation CydiaProgressData
5098
5099 + (NSArray *) _attributeKeys {
5100     return [NSArray arrayWithObjects:
5101         @"current",
5102         @"events",
5103         @"finish",
5104         @"percent",
5105         @"running",
5106         @"speed",
5107         @"title",
5108         @"total",
5109     nil];
5110 }
5111
5112 - (NSArray *) attributeKeys {
5113     return [[self class] _attributeKeys];
5114 }
5115
5116 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
5117     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
5118 }
5119
5120 - (id) init {
5121     if ((self = [super init]) != nil) {
5122         events_ = [NSMutableArray arrayWithCapacity:32];
5123     } return self;
5124 }
5125
5126 - (void) setDelegate:(id)delegate {
5127     delegate_ = delegate;
5128 }
5129
5130 - (void) setPercent:(float)value {
5131     percent_ = value;
5132 }
5133
5134 - (NSNumber *) percent {
5135     return [NSNumber numberWithFloat:percent_];
5136 }
5137
5138 - (void) setCurrent:(float)value {
5139     current_ = value;
5140 }
5141
5142 - (NSNumber *) current {
5143     return [NSNumber numberWithFloat:current_];
5144 }
5145
5146 - (void) setTotal:(float)value {
5147     total_ = value;
5148 }
5149
5150 - (NSNumber *) total {
5151     return [NSNumber numberWithFloat:total_];
5152 }
5153
5154 - (void) setSpeed:(float)value {
5155     speed_ = value;
5156 }
5157
5158 - (NSNumber *) speed {
5159     return [NSNumber numberWithFloat:speed_];
5160 }
5161
5162 - (NSArray *) events {
5163     return events_;
5164 }
5165
5166 - (void) removeAllEvents {
5167     [events_ removeAllObjects];
5168 }
5169
5170 - (void) addEvent:(CydiaProgressEvent *)event {
5171     [events_ addObject:event];
5172 }
5173
5174 - (void) setTitle:(NSString *)text {
5175     title_ = text;
5176 }
5177
5178 - (NSString *) title {
5179     return title_;
5180 }
5181
5182 - (void) setFinish:(NSString *)text {
5183     finish_ = text;
5184 }
5185
5186 - (NSString *) finish {
5187     return (id) finish_ ?: [NSNull null];
5188 }
5189
5190 - (void) setRunning:(bool)running {
5191     running_ = running;
5192 }
5193
5194 - (NSNumber *) running {
5195     return running_ ? (NSNumber *) kCFBooleanTrue : (NSNumber *) kCFBooleanFalse;
5196 }
5197
5198 @end
5199 /* }}} */
5200 /* Progress Controller {{{ */
5201 @interface ProgressController : CYBrowserController <
5202     ProgressDelegate
5203 > {
5204     _transient Database *database_;
5205     _H<CydiaProgressData> progress_;
5206     unsigned cancel_;
5207 }
5208
5209 - (id) initWithDatabase:(Database *)database delegate:(id)delegate;
5210
5211 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title;
5212
5213 - (void) setTitle:(NSString *)title;
5214 - (void) setCancellable:(bool)cancellable;
5215
5216 @end
5217
5218 @implementation ProgressController
5219
5220 - (void) dealloc {
5221     [database_ setProgressDelegate:nil];
5222     [progress_ setDelegate:nil];
5223     [super dealloc];
5224 }
5225
5226 - (void) updateCancel {
5227     [[self navigationItem] setLeftBarButtonItem:(cancel_ == 1 ? [[[UIBarButtonItem alloc]
5228         initWithTitle:UCLocalize("CANCEL")
5229         style:UIBarButtonItemStylePlain
5230         target:self
5231         action:@selector(cancel)
5232     ] autorelease] : nil)];
5233 }
5234
5235 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
5236     if ((self = [super init]) != nil) {
5237         database_ = database;
5238         delegate_ = delegate;
5239
5240         [database_ setProgressDelegate:self];
5241
5242         progress_ = [[[CydiaProgressData alloc] init] autorelease];
5243         [progress_ setDelegate:self];
5244
5245         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/progress/", UI_]]];
5246
5247         [scroller_ setBackgroundColor:[UIColor blackColor]];
5248
5249         [[self navigationItem] setHidesBackButton:YES];
5250
5251         [self updateCancel];
5252     } return self;
5253 }
5254
5255 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5256     [super webView:view didClearWindowObject:window forFrame:frame];
5257     [window setValue:progress_ forKey:@"cydiaProgress"];
5258 }
5259
5260 - (void) updateProgress {
5261     [self dispatchEvent:@"CydiaProgressUpdate"];
5262 }
5263
5264 - (void) viewWillAppear:(BOOL)animated {
5265     if (![self hasLoaded])
5266         [[[self navigationController] navigationBar] setBarStyle:UIBarStyleBlack];
5267
5268     [super viewWillAppear:animated];
5269 }
5270
5271 - (void) close {
5272     UpdateExternalStatus(0);
5273
5274     switch (Finish_) {
5275         case 0:
5276         break;
5277
5278         case 1:
5279             [delegate_ terminateWithSuccess];
5280             /*if ([delegate_ respondsToSelector:@selector(suspendWithAnimation:)])
5281                 [delegate_ suspendWithAnimation:YES];
5282             else
5283                 [delegate_ suspend];*/
5284         break;
5285
5286         case 2:
5287             _trace();
5288             goto reload;
5289
5290         case 3:
5291             _trace();
5292             goto reload;
5293
5294         reload:
5295             system("/usr/bin/sbreload");
5296             _trace();
5297         break;
5298
5299         case 4:
5300             _trace();
5301             if (void (*SBReboot)(mach_port_t) = reinterpret_cast<void (*)(mach_port_t)>(dlsym(RTLD_DEFAULT, "SBReboot")))
5302                 SBReboot(SBSSpringBoardServerPort());
5303             else
5304                 reboot2(RB_AUTOBOOT);
5305         break;
5306     }
5307
5308     [super close];
5309 }
5310
5311 - (void) setTitle:(NSString *)title {
5312     [progress_ setTitle:title];
5313     [self updateProgress];
5314 }
5315
5316 - (UIBarButtonItem *) rightButton {
5317     return [[progress_ running] boolValue] ? nil : [[[UIBarButtonItem alloc]
5318         initWithTitle:UCLocalize("CLOSE")
5319         style:UIBarButtonItemStylePlain
5320         target:self
5321         action:@selector(close)
5322     ] autorelease];
5323 }
5324
5325 - (void) invoke:(NSInvocation *)invocation withTitle:(NSString *)title {
5326     UpdateExternalStatus(1);
5327
5328     [progress_ setRunning:true];
5329     [self setTitle:title];
5330     // implicit updateProgress
5331
5332     SHA1SumValue notifyconf; {
5333         FileFd file;
5334         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5335             _error->Discard();
5336         else {
5337             MMap mmap(file, MMap::ReadOnly);
5338             SHA1Summation sha1;
5339             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5340             notifyconf = sha1.Result();
5341         }
5342     }
5343
5344     SHA1SumValue springlist; {
5345         FileFd file;
5346         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5347             _error->Discard();
5348         else {
5349             MMap mmap(file, MMap::ReadOnly);
5350             SHA1Summation sha1;
5351             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5352             springlist = sha1.Result();
5353         }
5354     }
5355
5356     if (invocation != nil) {
5357         [invocation yieldToSelector:@selector(invoke)];
5358         [self setTitle:@"COMPLETE"];
5359     }
5360
5361     if (Finish_ < 4) {
5362         FileFd file;
5363         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
5364             _error->Discard();
5365         else {
5366             MMap mmap(file, MMap::ReadOnly);
5367             SHA1Summation sha1;
5368             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5369             if (!(notifyconf == sha1.Result()))
5370                 Finish_ = 4;
5371         }
5372     }
5373
5374     if (Finish_ < 3) {
5375         FileFd file;
5376         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
5377             _error->Discard();
5378         else {
5379             MMap mmap(file, MMap::ReadOnly);
5380             SHA1Summation sha1;
5381             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
5382             if (!(springlist == sha1.Result()))
5383                 Finish_ = 3;
5384         }
5385     }
5386
5387     if (Finish_ < 2) {
5388         if (RestartSubstrate_)
5389             Finish_ = 2;
5390     }
5391
5392     RestartSubstrate_ = false;
5393
5394     switch (Finish_) {
5395         case 0: [progress_ setFinish:UCLocalize("RETURN_TO_CYDIA")]; break; /* XXX: Maybe UCLocalize("DONE")? */
5396         case 1: [progress_ setFinish:UCLocalize("CLOSE_CYDIA")]; break;
5397         case 2: [progress_ setFinish:UCLocalize("RESTART_SPRINGBOARD")]; break;
5398         case 3: [progress_ setFinish:UCLocalize("RELOAD_SPRINGBOARD")]; break;
5399         case 4: [progress_ setFinish:UCLocalize("REBOOT_DEVICE")]; break;
5400     }
5401
5402     _trace();
5403     system("su -c /usr/bin/uicache mobile");
5404     _trace();
5405
5406     UpdateExternalStatus(Finish_ == 0 ? 0 : 2);
5407
5408     [progress_ setRunning:false];
5409     [self updateProgress];
5410
5411     [self applyRightButton];
5412 }
5413
5414 - (void) addProgressEvent:(CydiaProgressEvent *)event {
5415     [progress_ addEvent:event];
5416     [self updateProgress];
5417 }
5418
5419 - (bool) isProgressCancelled {
5420     return cancel_ == 2;
5421 }
5422
5423 - (void) cancel {
5424     cancel_ = 2;
5425     [self updateCancel];
5426 }
5427
5428 - (void) setCancellable:(bool)cancellable {
5429     unsigned cancel(cancel_);
5430
5431     if (!cancellable)
5432         cancel_ = 0;
5433     else if (cancel_ == 0)
5434         cancel_ = 1;
5435
5436     if (cancel != cancel_)
5437         [self updateCancel];
5438 }
5439
5440 - (void) setProgressCancellable:(NSNumber *)cancellable {
5441     [self setCancellable:[cancellable boolValue]];
5442 }
5443
5444 - (void) setProgressPercent:(NSNumber *)percent {
5445     [progress_ setPercent:[percent floatValue]];
5446     [self updateProgress];
5447 }
5448
5449 - (void) setProgressStatus:(NSDictionary *)status {
5450     if (status == nil) {
5451         [progress_ setCurrent:0];
5452         [progress_ setTotal:0];
5453         [progress_ setSpeed:0];
5454     } else {
5455         [progress_ setPercent:[[status objectForKey:@"Percent"] floatValue]];
5456
5457         [progress_ setCurrent:[[status objectForKey:@"Current"] floatValue]];
5458         [progress_ setTotal:[[status objectForKey:@"Total"] floatValue]];
5459         [progress_ setSpeed:[[status objectForKey:@"Speed"] floatValue]];
5460     }
5461
5462     [self updateProgress];
5463 }
5464
5465 @end
5466 /* }}} */
5467
5468 /* Cell Content View {{{ */
5469 @protocol ContentDelegate
5470 - (void) drawContentRect:(CGRect)rect;
5471 @end
5472
5473 @interface ContentView : UIView {
5474     _transient id<ContentDelegate> delegate_;
5475 }
5476
5477 @end
5478
5479 @implementation ContentView
5480
5481 - (id) initWithFrame:(CGRect)frame {
5482     if ((self = [super initWithFrame:frame]) != nil) {
5483         [self setNeedsDisplayOnBoundsChange:YES];
5484     } return self;
5485 }
5486
5487 - (void) setDelegate:(id<ContentDelegate>)delegate {
5488     delegate_ = delegate;
5489 }
5490
5491 - (void) drawRect:(CGRect)rect {
5492     [super drawRect:rect];
5493     [delegate_ drawContentRect:rect];
5494 }
5495
5496 @end
5497 /* }}} */
5498 /* Cydia TableView Cell {{{ */
5499 @interface CYTableViewCell : UITableViewCell {
5500     ContentView *content_;
5501     bool highlighted_;
5502 }
5503
5504 @end
5505
5506 @implementation CYTableViewCell
5507
5508 - (void) dealloc {
5509     [content_ release];
5510     [super dealloc];
5511 }
5512
5513 - (void) _updateHighlightColorsForView:(id)view highlighted:(BOOL)highlighted {
5514     //NSLog(@"_updateHighlightColorsForView:%@ highlighted:%s [content_=%@]", view, highlighted ? "YES" : "NO", content_);
5515
5516     if (view == content_) {
5517         //NSLog(@"_updateHighlightColorsForView:content_ highlighted:%s", highlighted ? "YES" : "NO", content_);
5518         highlighted_ = highlighted;
5519     }
5520
5521     [super _updateHighlightColorsForView:view highlighted:highlighted];
5522 }
5523
5524 - (void) setSelected:(BOOL)selected animated:(BOOL)animated {
5525     //NSLog(@"setSelected:%s animated:%s", selected ? "YES" : "NO", animated ? "YES" : "NO");
5526     highlighted_ = selected;
5527
5528     [super setSelected:selected animated:animated];
5529     [content_ setNeedsDisplay];
5530 }
5531
5532 @end
5533 /* }}} */
5534
5535 /* Package Cell {{{ */
5536 @interface PackageCell : CYTableViewCell <
5537     ContentDelegate
5538 > {
5539     UIImage *icon_;
5540     NSString *name_;
5541     NSString *description_;
5542     bool commercial_;
5543     NSString *source_;
5544     UIImage *badge_;
5545     Package *package_;
5546     UIImage *placard_;
5547 }
5548
5549 - (PackageCell *) init;
5550 - (void) setPackage:(Package *)package;
5551
5552 - (void) drawContentRect:(CGRect)rect;
5553
5554 @end
5555
5556 @implementation PackageCell
5557
5558 - (void) clearPackage {
5559     if (icon_ != nil) {
5560         [icon_ release];
5561         icon_ = nil;
5562     }
5563
5564     if (name_ != nil) {
5565         [name_ release];
5566         name_ = nil;
5567     }
5568
5569     if (description_ != nil) {
5570         [description_ release];
5571         description_ = nil;
5572     }
5573
5574     if (source_ != nil) {
5575         [source_ release];
5576         source_ = nil;
5577     }
5578
5579     if (badge_ != nil) {
5580         [badge_ release];
5581         badge_ = nil;
5582     }
5583
5584     if (placard_ != nil) {
5585         [placard_ release];
5586         placard_ = nil;
5587     }
5588
5589     [package_ release];
5590     package_ = nil;
5591 }
5592
5593 - (void) dealloc {
5594     [self clearPackage];
5595     [super dealloc];
5596 }
5597
5598 - (PackageCell *) init {
5599     CGRect frame(CGRectMake(0, 0, 320, 74));
5600     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
5601         UIView *content([self contentView]);
5602         CGRect bounds([content bounds]);
5603
5604         content_ = [[ContentView alloc] initWithFrame:bounds];
5605         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5606         [content addSubview:content_];
5607
5608         [content_ setDelegate:self];
5609         [content_ setOpaque:YES];
5610     } return self;
5611 }
5612
5613 - (NSString *) accessibilityLabel {
5614     return [NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), name_, description_];
5615 }
5616
5617 - (void) setPackage:(Package *)package {
5618     [self clearPackage];
5619     [package parse];
5620
5621     Source *source = [package source];
5622
5623     icon_ = [[package icon] retain];
5624     name_ = [[package name] retain];
5625
5626     if (IsWildcat_)
5627         description_ = [package longDescription];
5628     if (description_ == nil)
5629         description_ = [package shortDescription];
5630     if (description_ != nil)
5631         description_ = [description_ retain];
5632
5633     commercial_ = [package isCommercial];
5634
5635     package_ = [package retain];
5636
5637     NSString *label = nil;
5638     bool trusted = false;
5639
5640     if (source != nil) {
5641         label = [source label];
5642         trusted = [source trusted];
5643     } else if ([[package id] isEqualToString:@"firmware"])
5644         label = UCLocalize("APPLE");
5645     else
5646         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
5647
5648     NSString *from(label);
5649
5650     NSString *section = [package simpleSection];
5651     if (section != nil && ![section isEqualToString:label]) {
5652         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
5653         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
5654     }
5655
5656     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
5657     source_ = [from retain];
5658
5659     if (NSString *purpose = [package primaryPurpose])
5660         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
5661             badge_ = [badge_ retain];
5662
5663     UIColor *color;
5664     NSString *placard;
5665
5666     if (NSString *mode = [package_ mode]) {
5667         if ([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]) {
5668             color = RemovingColor_;
5669             //placard = @"removing";
5670         } else {
5671             color = InstallingColor_;
5672             //placard = @"installing";
5673         }
5674
5675         // XXX: the removing/installing placards are not @2x
5676         placard = nil;
5677     } else {
5678         color = [UIColor whiteColor];
5679
5680         if ([package installed] != nil)
5681             placard = @"installed";
5682         else
5683             placard = nil;
5684     }
5685
5686     [content_ setBackgroundColor:color];
5687
5688     if (placard != nil)
5689         if ((placard_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/%@.png", App_, placard]]) != nil)
5690             placard_ = [placard_ retain];
5691
5692     [self setNeedsDisplay];
5693     [content_ setNeedsDisplay];
5694 }
5695
5696 - (void) drawContentRect:(CGRect)rect {
5697     bool highlighted(highlighted_);
5698     float width([self bounds].size.width);
5699
5700 #if 0
5701     CGContextRef context(UIGraphicsGetCurrentContext());
5702     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
5703     CGContextFillRect(context, rect);
5704 #endif
5705
5706     if (icon_ != nil) {
5707         CGRect rect;
5708         rect.size = [icon_ size];
5709
5710         rect.size.width /= 2;
5711         rect.size.height /= 2;
5712
5713         rect.origin.x = 25 - rect.size.width / 2;
5714         rect.origin.y = 25 - rect.size.height / 2;
5715
5716         [icon_ drawInRect:rect];
5717     }
5718
5719     if (badge_ != nil) {
5720         CGRect rect;
5721         rect.size = [badge_ size];
5722
5723         rect.size.width /= 2;
5724         rect.size.height /= 2;
5725
5726         rect.origin.x = 36 - rect.size.width / 2;
5727         rect.origin.y = 36 - rect.size.height / 2;
5728
5729         [badge_ drawInRect:rect];
5730     }
5731
5732     if (highlighted)
5733         UISetColor(White_);
5734
5735     if (!highlighted)
5736         UISetColor(commercial_ ? Purple_ : Black_);
5737     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - (placard_ == nil ? 80 : 106)) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5738     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
5739
5740     if (!highlighted)
5741         UISetColor(commercial_ ? Purplish_ : Gray_);
5742     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:(width - 46) withFont:Font14_ lineBreakMode:UILineBreakModeTailTruncation];
5743
5744     if (placard_ != nil)
5745         [placard_ drawAtPoint:CGPointMake(width - 52, 9)];
5746 }
5747
5748 @end
5749 /* }}} */
5750 /* Section Cell {{{ */
5751 @interface SectionCell : CYTableViewCell <
5752     ContentDelegate
5753 > {
5754     NSString *basic_;
5755     NSString *section_;
5756     NSString *name_;
5757     NSString *count_;
5758     UIImage *icon_;
5759     UISwitch *switch_;
5760     BOOL editing_;
5761 }
5762
5763 - (void) setSection:(Section *)section editing:(BOOL)editing;
5764
5765 @end
5766
5767 @implementation SectionCell
5768
5769 - (void) clearSection {
5770     if (basic_ != nil) {
5771         [basic_ release];
5772         basic_ = nil;
5773     }
5774
5775     if (section_ != nil) {
5776         [section_ release];
5777         section_ = nil;
5778     }
5779
5780     if (name_ != nil) {
5781         [name_ release];
5782         name_ = nil;
5783     }
5784
5785     if (count_ != nil) {
5786         [count_ release];
5787         count_ = nil;
5788     }
5789 }
5790
5791 - (void) dealloc {
5792     [self clearSection];
5793     [icon_ release];
5794     [switch_ release];
5795     [super dealloc];
5796 }
5797
5798 - (id) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
5799     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
5800         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
5801         switch_ = [[UISwitch alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
5802         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:UIControlEventValueChanged];
5803
5804         UIView *content([self contentView]);
5805         CGRect bounds([content bounds]);
5806
5807         content_ = [[ContentView alloc] initWithFrame:bounds];
5808         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5809         [content addSubview:content_];
5810         [content_ setBackgroundColor:[UIColor whiteColor]];
5811
5812         [content_ setDelegate:self];
5813     } return self;
5814 }
5815
5816 - (void) onSwitch:(id)sender {
5817     NSMutableDictionary *metadata([Sections_ objectForKey:basic_]);
5818     if (metadata == nil) {
5819         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
5820         [Sections_ setObject:metadata forKey:basic_];
5821     }
5822
5823     [metadata setObject:[NSNumber numberWithBool:([switch_ isOn] == NO)] forKey:@"Hidden"];
5824     Changed_ = true;
5825 }
5826
5827 - (void) setSection:(Section *)section editing:(BOOL)editing {
5828     if (editing != editing_) {
5829         if (editing_)
5830             [switch_ removeFromSuperview];
5831         else
5832             [self addSubview:switch_];
5833         editing_ = editing;
5834     }
5835
5836     [self clearSection];
5837
5838     if (section == nil) {
5839         name_ = [UCLocalize("ALL_PACKAGES") retain];
5840         count_ = nil;
5841     } else {
5842         basic_ = [section name];
5843         if (basic_ != nil)
5844             basic_ = [basic_ retain];
5845
5846         section_ = [section localized];
5847         if (section_ != nil)
5848             section_ = [section_ retain];
5849
5850         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
5851         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
5852
5853         if (editing_)
5854             [switch_ setOn:(isSectionVisible(basic_) ? 1 : 0) animated:NO];
5855     }
5856
5857     [self setAccessoryType:editing ? UITableViewCellAccessoryNone : UITableViewCellAccessoryDisclosureIndicator];
5858     [self setSelectionStyle:editing ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleBlue];
5859
5860     [content_ setNeedsDisplay];
5861 }
5862
5863 - (void) setFrame:(CGRect)frame {
5864     [super setFrame:frame];
5865
5866     CGRect rect([switch_ frame]);
5867     [switch_ setFrame:CGRectMake(frame.size.width - 102, 9, rect.size.width, rect.size.height)];
5868 }
5869
5870 - (NSString *) accessibilityLabel {
5871     return name_;
5872 }
5873
5874 - (void) drawContentRect:(CGRect)rect {
5875     bool highlighted(highlighted_ && !editing_);
5876
5877     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
5878
5879     if (highlighted)
5880         UISetColor(White_);
5881
5882     float width(rect.size.width);
5883     if (editing_)
5884         width -= 87;
5885
5886     if (!highlighted)
5887         UISetColor(Black_);
5888     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(width - 70) withFont:Font22Bold_ lineBreakMode:UILineBreakModeTailTruncation];
5889
5890     CGSize size = [count_ sizeWithFont:Font14_];
5891
5892     UISetColor(White_);
5893     if (count_ != nil)
5894         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
5895 }
5896
5897 @end
5898 /* }}} */
5899
5900 /* File Table {{{ */
5901 @interface FileTable : CYViewController <
5902     UITableViewDataSource,
5903     UITableViewDelegate
5904 > {
5905     _transient Database *database_;
5906     Package *package_;
5907     NSString *name_;
5908     NSMutableArray *files_;
5909     UITableView *list_;
5910 }
5911
5912 - (id) initWithDatabase:(Database *)database;
5913 - (void) setPackage:(Package *)package;
5914
5915 @end
5916
5917 @implementation FileTable
5918
5919 - (void) dealloc {
5920     [self releaseSubviews];
5921
5922     [package_ release];
5923     [name_ release];
5924     [files_ release];
5925
5926     [super dealloc];
5927 }
5928
5929 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
5930     return files_ == nil ? 0 : [files_ count];
5931 }
5932
5933 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
5934     return 24.0f;
5935 }*/
5936
5937 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
5938     static NSString *reuseIdentifier = @"Cell";
5939
5940     UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
5941     if (cell == nil) {
5942         cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
5943         [cell setFont:[UIFont systemFontOfSize:16]];
5944     }
5945     [cell setText:[files_ objectAtIndex:indexPath.row]];
5946     [cell setSelectionStyle:UITableViewCellSelectionStyleNone];
5947
5948     return cell;
5949 }
5950
5951 - (NSURL *) navigationURL {
5952     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/files", [package_ id]]];
5953 }
5954
5955 - (void) loadView {
5956     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
5957
5958     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
5959     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
5960     [list_ setRowHeight:24.0f];
5961     [list_ setDataSource:self];
5962     [list_ setDelegate:self];
5963     [[self view] addSubview:list_];
5964 }
5965
5966 - (void) viewDidLoad {
5967     [[self navigationItem] setTitle:UCLocalize("INSTALLED_FILES")];
5968 }
5969
5970 - (void) releaseSubviews {
5971     [list_ release];
5972     list_ = nil;
5973 }
5974
5975 - (id) initWithDatabase:(Database *)database {
5976     if ((self = [super init]) != nil) {
5977         database_ = database;
5978
5979         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
5980     } return self;
5981 }
5982
5983 - (void) setPackage:(Package *)package {
5984     if (package_ != nil) {
5985         [package_ autorelease];
5986         package_ = nil;
5987     }
5988
5989     if (name_ != nil) {
5990         [name_ release];
5991         name_ = nil;
5992     }
5993
5994     [files_ removeAllObjects];
5995
5996     if (package != nil) {
5997         package_ = [package retain];
5998         name_ = [[package id] retain];
5999
6000         if (NSArray *files = [package files])
6001             [files_ addObjectsFromArray:files];
6002
6003         if ([files_ count] != 0) {
6004             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
6005                 [files_ removeObjectAtIndex:0];
6006             [files_ sortUsingSelector:@selector(compareByPath:)];
6007
6008             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
6009             [stack addObject:@"/"];
6010
6011             for (int i(0), e([files_ count]); i != e; ++i) {
6012                 NSString *file = [files_ objectAtIndex:i];
6013                 while (![file hasPrefix:[stack lastObject]])
6014                     [stack removeLastObject];
6015                 NSString *directory = [stack lastObject];
6016                 [stack addObject:[file stringByAppendingString:@"/"]];
6017                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
6018                     ([stack count] - 2) * 3, "",
6019                     [file substringFromIndex:[directory length]]
6020                 ]];
6021             }
6022         }
6023     }
6024
6025     [list_ reloadData];
6026 }
6027
6028 - (void) reloadData {
6029     [super reloadData];
6030
6031     [self setPackage:[database_ packageWithName:name_]];
6032 }
6033
6034 @end
6035 /* }}} */
6036 /* Package Controller {{{ */
6037 @interface CYPackageController : CYBrowserController <
6038     UIActionSheetDelegate
6039 > {
6040     _transient Database *database_;
6041     _H<Package> package_;
6042     _H<NSString> name_;
6043     bool commercial_;
6044     _H<NSMutableArray> buttons_;
6045     _H<UIBarButtonItem> button_;
6046 }
6047
6048 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name;
6049
6050 @end
6051
6052 @implementation CYPackageController
6053
6054 - (NSURL *) navigationURL {
6055     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@", (id) name_]];
6056 }
6057
6058 /* XXX: this is not safe at all... localization of /fail/ */
6059 - (void) _clickButtonWithName:(NSString *)name {
6060     if ([name isEqualToString:UCLocalize("CLEAR")])
6061         [delegate_ clearPackage:package_];
6062     else if ([name isEqualToString:UCLocalize("INSTALL")])
6063         [delegate_ installPackage:package_];
6064     else if ([name isEqualToString:UCLocalize("REINSTALL")])
6065         [delegate_ installPackage:package_];
6066     else if ([name isEqualToString:UCLocalize("REMOVE")])
6067         [delegate_ removePackage:package_];
6068     else if ([name isEqualToString:UCLocalize("UPGRADE")])
6069         [delegate_ installPackage:package_];
6070     else _assert(false);
6071 }
6072
6073 - (void) actionSheet:(UIActionSheet *)sheet clickedButtonAtIndex:(NSInteger)button {
6074     NSString *context([sheet context]);
6075
6076     if ([context isEqualToString:@"modify"]) {
6077         if (button != [sheet cancelButtonIndex]) {
6078             NSString *buttonName = [buttons_ objectAtIndex:button];
6079             [self _clickButtonWithName:buttonName];
6080         }
6081
6082         [sheet dismissWithClickedButtonIndex:-1 animated:YES];
6083     }
6084 }
6085
6086 - (bool) _allowJavaScriptPanel {
6087     return commercial_;
6088 }
6089
6090 #if !AlwaysReload
6091 - (void) _customButtonClicked {
6092     int count([buttons_ count]);
6093     if (count == 0)
6094         return;
6095
6096     if (count == 1)
6097         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
6098     else {
6099         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:count];
6100         [buttons addObjectsFromArray:buttons_];
6101
6102         UIActionSheet *sheet = [[[UIActionSheet alloc]
6103             initWithTitle:nil
6104             delegate:self
6105             cancelButtonTitle:nil
6106             destructiveButtonTitle:nil
6107             otherButtonTitles:nil
6108         ] autorelease];
6109
6110         for (NSString *button in buttons) [sheet addButtonWithTitle:button];
6111         if (!IsWildcat_) {
6112            [sheet addButtonWithTitle:UCLocalize("CANCEL")];
6113            [sheet setCancelButtonIndex:[sheet numberOfButtons] - 1];
6114         }
6115         [sheet setContext:@"modify"];
6116
6117         [delegate_ showActionSheet:sheet fromItem:[[self navigationItem] rightBarButtonItem]];
6118     }
6119 }
6120
6121 // We don't want to allow non-commercial packages to do custom things to the install button,
6122 // so it must call customButtonClicked with a custom commercial_ == 1 fallthrough.
6123 - (void) customButtonClicked {
6124     if (commercial_)
6125         [super customButtonClicked];
6126     else
6127         [self _customButtonClicked];
6128 }
6129
6130 - (void) reloadButtonClicked {
6131     // Don't reload a commerical package by tapping the loading button,
6132     // but if it's not an Install button, we should forward it on.
6133     if (![package_ uninstalled])
6134         [self _customButtonClicked];
6135 }
6136
6137 - (void) applyLoadingTitle {
6138     // Don't show "Loading" as the title. Ever.
6139 }
6140
6141 - (UIBarButtonItem *) rightButton {
6142     return button_;
6143 }
6144 #endif
6145
6146 - (id) initWithDatabase:(Database *)database forPackage:(NSString *)name {
6147     if ((self = [super init]) != nil) {
6148         database_ = database;
6149         buttons_ = [NSMutableArray arrayWithCapacity:4];
6150         name_ = [NSString stringWithString:name];
6151         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/package/%@", UI_, (id) name_]]];
6152     } return self;
6153 }
6154
6155 - (void) reloadData {
6156     package_ = [database_ packageWithName:name_];
6157
6158     [buttons_ removeAllObjects];
6159
6160     if (package_ != nil) {
6161         [(Package *) package_ parse];
6162
6163         commercial_ = [package_ isCommercial];
6164
6165         if ([package_ mode] != nil)
6166             [buttons_ addObject:UCLocalize("CLEAR")];
6167         if ([package_ source] == nil);
6168         else if ([package_ upgradableAndEssential:NO])
6169             [buttons_ addObject:UCLocalize("UPGRADE")];
6170         else if ([package_ uninstalled])
6171             [buttons_ addObject:UCLocalize("INSTALL")];
6172         else
6173             [buttons_ addObject:UCLocalize("REINSTALL")];
6174         if (![package_ uninstalled])
6175             [buttons_ addObject:UCLocalize("REMOVE")];
6176     }
6177
6178     NSString *title;
6179     switch ([buttons_ count]) {
6180         case 0: title = nil; break;
6181         case 1: title = [buttons_ objectAtIndex:0]; break;
6182         default: title = UCLocalize("MODIFY"); break;
6183     }
6184
6185     button_ = [[[UIBarButtonItem alloc]
6186         initWithTitle:title
6187         style:UIBarButtonItemStylePlain
6188         target:self
6189         action:@selector(customButtonClicked)
6190     ] autorelease];
6191
6192     [super reloadData];
6193 }
6194
6195 - (bool) isLoading {
6196     return commercial_ ? [super isLoading] : false;
6197 }
6198
6199 @end
6200 /* }}} */
6201
6202 /* Package List Controller {{{ */
6203 @interface PackageListController : CYViewController <
6204     UITableViewDataSource,
6205     UITableViewDelegate
6206 > {
6207     _transient Database *database_;
6208     unsigned era_;
6209     NSMutableArray *packages_;
6210     NSMutableArray *sections_;
6211     UITableView *list_;
6212     NSMutableArray *index_;
6213     NSMutableDictionary *indices_;
6214     NSString *title_;
6215 }
6216
6217 - (id) initWithDatabase:(Database *)database title:(NSString *)title;
6218 - (void) setDelegate:(id)delegate;
6219 - (void) resetCursor;
6220
6221 @end
6222
6223 @implementation PackageListController
6224
6225 - (void) dealloc {
6226     [packages_ release];
6227     [sections_ release];
6228     [list_ release];
6229     [index_ release];
6230     [indices_ release];
6231     [title_ release];
6232
6233     [super dealloc];
6234 }
6235
6236 - (void) deselectWithAnimation:(BOOL)animated {
6237     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
6238 }
6239
6240 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration curve:(UIViewAnimationCurve)curve {
6241     CGRect base = [[self view] bounds];
6242     base.size.height -= bounds.size.height;
6243     base.origin = [list_ frame].origin;
6244
6245     [UIView beginAnimations:nil context:NULL];
6246     [UIView setAnimationBeginsFromCurrentState:YES];
6247     [UIView setAnimationCurve:curve];
6248     [UIView setAnimationDuration:duration];
6249     [list_ setFrame:base];
6250     [UIView commitAnimations];
6251 }
6252
6253 - (void) resizeForKeyboardBounds:(CGRect)bounds duration:(NSTimeInterval)duration {
6254     [self resizeForKeyboardBounds:bounds duration:duration curve:UIViewAnimationCurveLinear];
6255 }
6256
6257 - (void) resizeForKeyboardBounds:(CGRect)bounds {
6258     [self resizeForKeyboardBounds:bounds duration:0];
6259 }
6260
6261 - (void) keyboardWillShow:(NSNotification *)notification {
6262     CGRect bounds;
6263     CGPoint center;
6264     NSTimeInterval duration;
6265     UIViewAnimationCurve curve;
6266     [[[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey] getValue:&bounds];
6267     [[[notification userInfo] objectForKey:UIKeyboardCenterEndUserInfoKey] getValue:&center];
6268     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6269     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6270
6271     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);
6272     UIViewController *base = self;
6273     while ([base parentViewController] != nil)
6274         base = [base parentViewController];
6275     CGRect viewframe = [[base view] convertRect:[list_ frame] fromView:[list_ superview]];
6276     CGRect intersection = CGRectIntersection(viewframe, kbframe);
6277
6278     [self resizeForKeyboardBounds:intersection duration:duration curve:curve];
6279 }
6280
6281 - (void) keyboardWillHide:(NSNotification *)notification {
6282     NSTimeInterval duration;
6283     UIViewAnimationCurve curve;
6284     [[[notification userInfo] objectForKey:UIKeyboardAnimationCurveUserInfoKey] getValue:&curve];
6285     [[[notification userInfo] objectForKey:UIKeyboardAnimationDurationUserInfoKey] getValue:&duration];
6286
6287     [self resizeForKeyboardBounds:CGRectZero duration:duration curve:curve];
6288 }
6289
6290 - (void) viewWillAppear:(BOOL)animated {
6291     [super viewWillAppear:animated];
6292
6293     [self resizeForKeyboardBounds:CGRectZero];
6294     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
6295     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
6296 }
6297
6298 - (void) viewWillDisappear:(BOOL)animated {
6299     [super viewWillDisappear:animated];
6300
6301     [self resizeForKeyboardBounds:CGRectZero];
6302     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
6303     [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
6304 }
6305
6306 - (void) viewDidAppear:(BOOL)animated {
6307     [super viewDidAppear:animated];
6308     [self deselectWithAnimation:animated];
6309 }
6310
6311 - (void) didSelectPackage:(Package *)package {
6312     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
6313     [view setDelegate:delegate_];
6314     [[self navigationController] pushViewController:view animated:YES];
6315 }
6316
6317 #if TryIndexedCollation
6318 + (BOOL) hasIndexedCollation {
6319     return NO; // XXX: objc_getClass("UILocalizedIndexedCollation") != nil;
6320 }
6321 #endif
6322
6323 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6324     NSInteger count([sections_ count]);
6325     return count == 0 ? 1 : count;
6326 }
6327
6328 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6329     if ([sections_ count] == 0 || [[sections_ objectAtIndex:section] count] == 0)
6330         return nil;
6331     return [[sections_ objectAtIndex:section] name];
6332 }
6333
6334 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6335     if ([sections_ count] == 0)
6336         return 0;
6337     return [[sections_ objectAtIndex:section] count];
6338 }
6339
6340 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6341 @synchronized (database_) {
6342     if ([database_ era] != era_)
6343         return nil;
6344
6345     Section *section([sections_ objectAtIndex:[path section]]);
6346     NSInteger row([path row]);
6347     Package *package([packages_ objectAtIndex:([section row] + row)]);
6348     return [[package retain] autorelease];
6349 } }
6350
6351 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6352     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
6353     if (cell == nil)
6354         cell = [[[PackageCell alloc] init] autorelease];
6355     [cell setPackage:[self packageAtIndexPath:path]];
6356     return cell;
6357 }
6358
6359 - (void) tableView:(UITableView *)table didSelectRowAtIndexPath:(NSIndexPath *)path {
6360     Package *package([self packageAtIndexPath:path]);
6361     package = [database_ packageWithName:[package id]];
6362     [self didSelectPackage:package];
6363 }
6364
6365 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
6366     // XXX: is 20 the most optimal number here?
6367     return [packages_ count] > 20 ? index_ : nil;
6368 }
6369
6370 - (NSInteger) tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
6371 #if TryIndexedCollation
6372     if ([[self class] hasIndexedCollation]) {
6373         return [[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionForSectionIndexTitleAtIndex:index];
6374     }
6375 #endif
6376
6377     return index;
6378 }
6379
6380 - (id) initWithDatabase:(Database *)database title:(NSString *)title {
6381     if ((self = [super init]) != nil) {
6382         database_ = database;
6383         title_ = [title copy];
6384         [[self navigationItem] setTitle:title_];
6385
6386 #if TryIndexedCollation
6387         if ([[self class] hasIndexedCollation])
6388             index_ = [[[objc_getClass("UILocalizedIndexedCollation") currentCollation] sectionIndexTitles] retain]
6389         else
6390 #endif
6391             index_ = [[NSMutableArray alloc] initWithCapacity:32];
6392
6393         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
6394
6395         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6396         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6397
6398         list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
6399         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6400         [list_ setRowHeight:73];
6401         [[self view] addSubview:list_];
6402
6403         [list_ setDataSource:self];
6404         [list_ setDelegate:self];
6405     } return self;
6406 }
6407
6408 - (void) setDelegate:(id)delegate {
6409     delegate_ = delegate;
6410 }
6411
6412 - (bool) hasPackage:(Package *)package {
6413     return true;
6414 }
6415
6416 - (void) reloadData {
6417     [super reloadData];
6418
6419     era_ = [database_ era];
6420     NSArray *packages = [database_ packages];
6421
6422     [packages_ removeAllObjects];
6423     [sections_ removeAllObjects];
6424
6425     _profile(PackageTable$reloadData$Filter)
6426         for (Package *package in packages)
6427             if ([self hasPackage:package])
6428                 [packages_ addObject:package];
6429     _end
6430
6431     [indices_ removeAllObjects];
6432
6433     Section *section = nil;
6434
6435 #if TryIndexedCollation
6436     if ([[self class] hasIndexedCollation]) {
6437         id collation = [objc_getClass("UILocalizedIndexedCollation") currentCollation];
6438         NSArray *titles = [collation sectionIndexTitles];
6439         int secidx = -1;
6440
6441         _profile(PackageTable$reloadData$Section)
6442             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6443                 Package *package;
6444                 int index;
6445
6446                 _profile(PackageTable$reloadData$Section$Package)
6447                     package = [packages_ objectAtIndex:offset];
6448                     index = [collation sectionForObject:package collationStringSelector:@selector(name)];
6449                 _end
6450
6451                 while (secidx < index) {
6452                     secidx += 1;
6453
6454                     _profile(PackageTable$reloadData$Section$Allocate)
6455                         section = [[[Section alloc] initWithName:[titles objectAtIndex:secidx] row:offset localize:NO] autorelease];
6456                     _end
6457
6458                     _profile(PackageTable$reloadData$Section$Add)
6459                         [sections_ addObject:section];
6460                     _end
6461                 }
6462
6463                 [section addToCount];
6464             }
6465         _end
6466     } else
6467 #endif
6468     {
6469         [index_ removeAllObjects];
6470
6471         _profile(PackageTable$reloadData$Section)
6472             for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
6473                 Package *package;
6474                 unichar index;
6475
6476                 _profile(PackageTable$reloadData$Section$Package)
6477                     package = [packages_ objectAtIndex:offset];
6478                     index = [package index];
6479                 _end
6480
6481                 if (section == nil || [section index] != index) {
6482                     _profile(PackageTable$reloadData$Section$Allocate)
6483                         section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
6484                     _end
6485
6486                     [index_ addObject:[section name]];
6487                     //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
6488
6489                     _profile(PackageTable$reloadData$Section$Add)
6490                         [sections_ addObject:section];
6491                     _end
6492                 }
6493
6494                 [section addToCount];
6495             }
6496         _end
6497     }
6498
6499     _profile(PackageTable$reloadData$List)
6500         [list_ reloadData];
6501     _end
6502 }
6503
6504 - (void) resetCursor {
6505     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
6506 }
6507
6508 @end
6509 /* }}} */
6510 /* Filtered Package List Controller {{{ */
6511 @interface FilteredPackageListController : PackageListController {
6512     SEL filter_;
6513     IMP imp_;
6514     id object_;
6515 }
6516
6517 - (void) setObject:(id)object;
6518 - (void) setObject:(id)object forFilter:(SEL)filter;
6519
6520 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
6521
6522 @end
6523
6524 @implementation FilteredPackageListController
6525
6526 - (void) dealloc {
6527     if (object_ != nil)
6528         [object_ release];
6529     [super dealloc];
6530 }
6531
6532 - (void) setFilter:(SEL)filter {
6533     filter_ = filter;
6534
6535     /* XXX: this is an unsafe optimization of doomy hell */
6536     Method method(class_getInstanceMethod([Package class], filter));
6537     _assert(method != NULL);
6538     imp_ = method_getImplementation(method);
6539     _assert(imp_ != NULL);
6540 }
6541
6542 - (void) setObject:(id)object {
6543     if (object_ != nil)
6544         [object_ release];
6545     if (object == nil)
6546         object_ = nil;
6547     else
6548         object_ = [object retain];
6549 }
6550
6551 - (void) setObject:(id)object forFilter:(SEL)filter {
6552     [self setFilter:filter];
6553     [self setObject:object];
6554 }
6555
6556 - (bool) hasPackage:(Package *)package {
6557     _profile(FilteredPackageTable$hasPackage)
6558         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
6559     _end
6560 }
6561
6562 - (id) initWithDatabase:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
6563     if ((self = [super initWithDatabase:database title:title]) != nil) {
6564         [self setFilter:filter];
6565         [self setObject:object];
6566     } return self;
6567 }
6568
6569 @end
6570 /* }}} */
6571
6572 /* Home Controller {{{ */
6573 @interface HomeController : CYBrowserController {
6574 }
6575
6576 @end
6577
6578 @implementation HomeController
6579
6580 - (id) init {
6581     if ((self = [super init]) != nil) {
6582         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/home/", UI_]]];
6583     } return self;
6584 }
6585
6586 - (NSURL *) navigationURL {
6587     return [NSURL URLWithString:@"cydia://home"];
6588 }
6589
6590 - (void) aboutButtonClicked {
6591     UIAlertView *alert([[[UIAlertView alloc] init] autorelease]);
6592
6593     [alert setTitle:UCLocalize("ABOUT_CYDIA")];
6594     [alert addButtonWithTitle:UCLocalize("CLOSE")];
6595     [alert setCancelButtonIndex:0];
6596
6597     [alert setMessage:
6598         @"Copyright (C) 2008-2011\n"
6599         "Jay Freeman (saurik)\n"
6600         "saurik@saurik.com\n"
6601         "http://www.saurik.com/"
6602     ];
6603
6604     [alert show];
6605 }
6606
6607 - (void) viewDidLoad {
6608     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6609         initWithTitle:UCLocalize("ABOUT")
6610         style:UIBarButtonItemStylePlain
6611         target:self
6612         action:@selector(aboutButtonClicked)
6613     ] autorelease]];
6614 }
6615
6616 @end
6617 /* }}} */
6618 /* Manage Controller {{{ */
6619 @interface ManageController : CYBrowserController {
6620 }
6621
6622 - (void) queueStatusDidChange;
6623
6624 @end
6625
6626 @implementation ManageController
6627
6628 - (id) init {
6629     if ((self = [super init]) != nil) {
6630         [self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/#!/manage/", UI_]]];
6631     } return self;
6632 }
6633
6634 - (NSURL *) navigationURL {
6635     return [NSURL URLWithString:@"cydia://manage"];
6636 }
6637
6638 - (void) viewDidLoad {
6639     [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
6640         initWithTitle:UCLocalize("SETTINGS")
6641         style:UIBarButtonItemStylePlain
6642         target:self
6643         action:@selector(settingsButtonClicked)
6644     ] autorelease]];
6645
6646     [self queueStatusDidChange];
6647 }
6648
6649 - (void) settingsButtonClicked {
6650     [delegate_ showSettings];
6651 }
6652
6653 #if !AlwaysReload
6654 - (void) queueButtonClicked {
6655     [delegate_ queue];
6656 }
6657
6658 - (void) applyLoadingTitle {
6659     // Disable "Loading" title.
6660 }
6661
6662 - (void) applyRightButton {
6663     // Disable right button.
6664 }
6665 #endif
6666
6667 - (void) queueStatusDidChange {
6668 #if !AlwaysReload
6669     if (!IsWildcat_ && Queuing_) {
6670         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
6671             initWithTitle:UCLocalize("QUEUE")
6672             style:UIBarButtonItemStyleDone
6673             target:self
6674             action:@selector(queueButtonClicked)
6675         ] autorelease]];
6676     } else {
6677         [[self navigationItem] setRightBarButtonItem:nil];
6678     }
6679 #endif
6680 }
6681
6682 - (bool) isLoading {
6683     // Never show as loading.
6684     return false;
6685 }
6686
6687 @end
6688 /* }}} */
6689
6690 /* Refresh Bar {{{ */
6691 @interface RefreshBar : UINavigationBar {
6692     UIProgressIndicator *indicator_;
6693     UITextLabel *prompt_;
6694     UIProgressBar *progress_;
6695     UINavigationButton *cancel_;
6696 }
6697
6698 @end
6699
6700 @implementation RefreshBar
6701
6702 - (void) dealloc {
6703     [indicator_ release];
6704     [prompt_ release];
6705     [progress_ release];
6706     [cancel_ release];
6707     [super dealloc];
6708 }
6709
6710 - (void) positionViews {
6711     CGRect frame = [cancel_ frame];
6712     frame.size = [cancel_ sizeThatFits:frame.size];
6713     frame.origin.x = [self frame].size.width - frame.size.width - 5;
6714     frame.origin.y = ([self frame].size.height - frame.size.height) / 2;
6715     [cancel_ setFrame:frame];
6716
6717     CGSize prgsize = {75, 100};
6718     CGRect prgrect = {{
6719         [self frame].size.width - prgsize.width - 10,
6720         ([self frame].size.height - prgsize.height) / 2
6721     } , prgsize};
6722     [progress_ setFrame:prgrect];
6723
6724     CGSize indsize([UIProgressIndicator defaultSizeForStyle:[indicator_ activityIndicatorViewStyle]]);
6725     unsigned indoffset = ([self frame].size.height - indsize.height) / 2;
6726     CGRect indrect = {{indoffset, indoffset}, indsize};
6727     [indicator_ setFrame:indrect];
6728
6729     CGSize prmsize = {215, indsize.height + 4};
6730     CGRect prmrect = {{
6731         indoffset * 2 + indsize.width,
6732         unsigned([self frame].size.height - prmsize.height) / 2 - 1
6733     }, prmsize};
6734     [prompt_ setFrame:prmrect];
6735 }
6736
6737 - (void) setFrame:(CGRect)frame {
6738     [super setFrame:frame];
6739     [self positionViews];
6740 }
6741
6742 - (id) initWithFrame:(CGRect)frame delegate:(id)delegate {
6743     if ((self = [super initWithFrame:frame]) != nil) {
6744         [self setAutoresizingMask:UIViewAutoresizingFlexibleWidth];
6745
6746         [self setBarStyle:UIBarStyleBlack];
6747
6748         UIBarStyle barstyle([self _barStyle:NO]);
6749         bool ugly(barstyle == UIBarStyleDefault);
6750
6751         UIProgressIndicatorStyle style = ugly ?
6752             UIProgressIndicatorStyleMediumBrown :
6753             UIProgressIndicatorStyleMediumWhite;
6754
6755         indicator_ = [[UIProgressIndicator alloc] initWithFrame:CGRectZero];
6756         [indicator_ setStyle:style];
6757         [indicator_ startAnimation];
6758         [self addSubview:indicator_];
6759
6760         prompt_ = [[UITextLabel alloc] initWithFrame:CGRectZero];
6761         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6762         [prompt_ setBackgroundColor:[UIColor clearColor]];
6763         [prompt_ setFont:[UIFont systemFontOfSize:15]];
6764         [self addSubview:prompt_];
6765
6766         progress_ = [[UIProgressBar alloc] initWithFrame:CGRectZero];
6767         [progress_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleLeftMargin];
6768         [progress_ setStyle:0];
6769         [self addSubview:progress_];
6770
6771         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6772         [cancel_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
6773         [cancel_ addTarget:delegate action:@selector(cancelPressed) forControlEvents:UIControlEventTouchUpInside];
6774         [cancel_ setBarStyle:barstyle];
6775
6776         [self positionViews];
6777     } return self;
6778 }
6779
6780 - (void) setCancellable:(bool)cancellable {
6781     if (cancellable)
6782         [self addSubview:cancel_];
6783     else
6784         [cancel_ removeFromSuperview];
6785 }
6786
6787 - (void) start {
6788     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6789     [progress_ setProgress:0];
6790 }
6791
6792 - (void) stop {
6793     [self setCancellable:NO];
6794 }
6795
6796 - (void) setPrompt:(NSString *)prompt {
6797     [prompt_ setText:prompt];
6798 }
6799
6800 - (void) setProgress:(float)progress {
6801     [progress_ setProgress:progress];
6802 }
6803
6804 @end
6805 /* }}} */
6806
6807 @class CYNavigationController;
6808
6809 /* Cydia Tab Bar Controller {{{ */
6810 @interface CYTabBarController : UITabBarController <
6811     UITabBarControllerDelegate,
6812     ProgressDelegate
6813 > {
6814     _transient Database *database_;
6815     RefreshBar *refreshbar_;
6816
6817     bool dropped_;
6818     bool updating_;
6819     // XXX: ok, "updatedelegate_"?...
6820     _transient NSObject<CydiaDelegate> *updatedelegate_;
6821
6822     id root_;
6823     UIViewController *remembered_;
6824     _transient UIViewController *transient_;
6825 }
6826
6827 - (NSArray *) navigationURLCollection;
6828 - (void) dropBar:(BOOL)animated;
6829 - (void) beginUpdate;
6830 - (void) raiseBar:(BOOL)animated;
6831 - (BOOL) updating;
6832
6833 @end
6834
6835 @implementation CYTabBarController
6836
6837 - (void) setUnselectedViewController:(UIViewController *)transient {
6838     NSMutableArray *controllers = [[self viewControllers] mutableCopy];
6839     if (transient != nil) {
6840         if (transient_ == nil)
6841             remembered_ = [[controllers objectAtIndex:0] retain];
6842         transient_ = transient;
6843         [transient_ setTabBarItem:[remembered_ tabBarItem]];
6844         [controllers replaceObjectAtIndex:0 withObject:transient_];
6845         [self setSelectedIndex:0];
6846         [self setViewControllers:controllers];
6847         [self concealTabBarSelection];
6848     } else if (remembered_ != nil) {
6849         [remembered_ setTabBarItem:[transient_ tabBarItem]];
6850         transient_ = transient;
6851         [controllers replaceObjectAtIndex:0 withObject:remembered_];
6852         [remembered_ release];
6853         remembered_ = nil;
6854         [self setViewControllers:controllers];
6855         [self revealTabBarSelection];
6856     }
6857 }
6858
6859 - (UIViewController *) unselectedViewController {
6860     return transient_;
6861 }
6862
6863 - (void) tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController {
6864     if ([self unselectedViewController])
6865         [self setUnselectedViewController:nil];
6866 }
6867
6868 - (NSArray *) navigationURLCollection {
6869     NSMutableArray *items([NSMutableArray array]);
6870
6871     // XXX: Should this deal with transient view controllers?
6872     for (id navigation in [self viewControllers]) {
6873         NSArray *stack = [navigation performSelector:@selector(navigationURLCollection)];
6874         if (stack != nil)
6875             [items addObject:stack];
6876     }
6877
6878     return items;
6879 }
6880
6881 - (void) reloadData {
6882     for (CYViewController *controller in [self viewControllers])
6883         [controller reloadData];
6884
6885     [(CYNavigationController *)[self unselectedViewController] reloadData];
6886 }
6887
6888 - (void) dealloc {
6889     [refreshbar_ release];
6890     [[NSNotificationCenter defaultCenter] removeObserver:self];
6891
6892     [super dealloc];
6893 }
6894
6895 - (id) initWithDatabase:(Database *)database {
6896     if ((self = [super init]) != nil) {
6897         database_ = database;
6898         [self setDelegate:self];
6899
6900         [[self view] setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
6901         [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
6902
6903         refreshbar_ = [[RefreshBar alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, [UINavigationBar defaultSize].height) delegate:self];
6904     } return self;
6905 }
6906
6907 - (void) setUpdate:(NSDate *)date {
6908     [self beginUpdate];
6909 }
6910
6911 - (void) beginUpdate {
6912     [refreshbar_ start];
6913     [self dropBar:YES];
6914
6915     [updatedelegate_ retainNetworkActivityIndicator];
6916     updating_ = true;
6917
6918     [NSThread
6919         detachNewThreadSelector:@selector(performUpdate)
6920         toTarget:self
6921         withObject:nil
6922     ];
6923 }
6924
6925 - (void) performUpdate { _pooled
6926     Status status;
6927     status.setDelegate(self);
6928     [database_ updateWithStatus:status];
6929
6930     [self
6931         performSelectorOnMainThread:@selector(completeUpdate)
6932         withObject:nil
6933         waitUntilDone:NO
6934     ];
6935 }
6936
6937 - (void) stopUpdateWithSelector:(SEL)selector {
6938     updating_ = false;
6939     [updatedelegate_ releaseNetworkActivityIndicator];
6940
6941     [self raiseBar:YES];
6942     [refreshbar_ stop];
6943
6944     [updatedelegate_ performSelector:selector withObject:nil afterDelay:0];
6945 }
6946
6947 - (void) completeUpdate {
6948     if (!updating_)
6949         return;
6950     [self stopUpdateWithSelector:@selector(reloadData)];
6951 }
6952
6953 - (void) cancelUpdate {
6954     [self stopUpdateWithSelector:@selector(updateData)];
6955 }
6956
6957 - (void) cancelPressed {
6958     [self cancelUpdate];
6959 }
6960
6961 - (BOOL) updating {
6962     return updating_;
6963 }
6964
6965 - (void) addProgressEvent:(CydiaProgressEvent *)event {
6966     [refreshbar_ setPrompt:[event compoundMessage]];
6967 }
6968
6969 - (bool) isProgressCancelled {
6970     return !updating_;
6971 }
6972
6973 - (void) setProgressCancellable:(NSNumber *)cancellable {
6974     [refreshbar_ setCancellable:(updating_ && [cancellable boolValue])];
6975 }
6976
6977 - (void) setProgressPercent:(NSNumber *)percent {
6978     [refreshbar_ setProgress:[percent floatValue]];
6979 }
6980
6981 - (void) setProgressStatus:(NSDictionary *)status {
6982     if (status != nil)
6983         [self setProgressPercent:[status objectForKey:@"Percent"]];
6984 }
6985
6986 - (void) setUpdateDelegate:(id)delegate {
6987     updatedelegate_ = delegate;
6988 }
6989
6990 - (CGFloat) statusBarHeight {
6991     if (UIInterfaceOrientationIsPortrait([self interfaceOrientation])) {
6992         return [[UIApplication sharedApplication] statusBarFrame].size.height;
6993     } else {
6994         return [[UIApplication sharedApplication] statusBarFrame].size.width;
6995     }
6996 }
6997
6998 - (UIView *) transitionView {
6999     if ([self respondsToSelector:@selector(_transitionView)])
7000         return [self _transitionView];
7001     else
7002         return MSHookIvar<id>(self, "_viewControllerTransitionView");
7003 }
7004
7005 - (void) dropBar:(BOOL)animated {
7006     if (dropped_)
7007         return;
7008     dropped_ = true;
7009
7010     UIView *transition([self transitionView]);
7011     [[self view] addSubview:refreshbar_];
7012
7013     CGRect barframe([refreshbar_ frame]);
7014
7015     if (kCFCoreFoundationVersionNumber >= kCFCoreFoundationVersionNumber_iPhoneOS_3_0) // XXX: _UIApplicationLinkedOnOrAfter(4)
7016         barframe.origin.y = [self statusBarHeight];
7017     else
7018         barframe.origin.y = 0;
7019
7020     [refreshbar_ setFrame:barframe];
7021
7022     if (animated)
7023         [UIView beginAnimations:nil context:NULL];
7024
7025     CGRect viewframe = [transition frame];
7026     viewframe.origin.y += barframe.size.height;
7027     viewframe.size.height -= barframe.size.height;
7028     [transition setFrame:viewframe];
7029
7030     if (animated)
7031         [UIView commitAnimations];
7032
7033     // Ensure bar has the proper width for our view, it might have changed
7034     barframe.size.width = viewframe.size.width;
7035     [refreshbar_ setFrame:barframe];
7036
7037     // XXX: fix Apple's layout bug
7038     [[root_ selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7039 }
7040
7041 - (void) raiseBar:(BOOL)animated {
7042     if (!dropped_)
7043         return;
7044     dropped_ = false;
7045
7046     UIView *transition([self transitionView]);
7047     [refreshbar_ removeFromSuperview];
7048
7049     CGRect barframe([refreshbar_ frame]);
7050
7051     if (animated)
7052         [UIView beginAnimations:nil context:NULL];
7053
7054     CGRect viewframe = [transition frame];
7055     viewframe.origin.y -= barframe.size.height;
7056     viewframe.size.height += barframe.size.height;
7057     [transition setFrame:viewframe];
7058
7059     if (animated)
7060         [UIView commitAnimations];
7061
7062     // XXX: fix Apple's layout bug
7063     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7064 }
7065
7066 #if 0
7067 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
7068     // XXX: fix Apple's layout bug
7069     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7070 }
7071 #endif
7072
7073 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
7074     bool dropped(dropped_);
7075
7076     if (dropped)
7077         [self raiseBar:NO];
7078
7079     [super didRotateFromInterfaceOrientation:fromInterfaceOrientation];
7080
7081     if (dropped)
7082         [self dropBar:NO];
7083
7084     // XXX: fix Apple's layout bug
7085     // SRK [[self selectedViewController] _updateLayoutForStatusBarAndInterfaceOrientation];
7086 }
7087
7088 - (void) statusBarFrameChanged:(NSNotification *)notification {
7089     if (dropped_) {
7090         [self raiseBar:NO];
7091         [self dropBar:NO];
7092     }
7093 }
7094
7095 @end
7096 /* }}} */
7097 /* Cydia Navigation Controller {{{ */
7098 @interface CYNavigationController : UINavigationController {
7099     _transient Database *database_;
7100     _transient id<UINavigationControllerDelegate> delegate_;
7101 }
7102
7103 - (NSArray *) navigationURLCollection;
7104 - (id) initWithDatabase:(Database *)database;
7105 - (void) reloadData;
7106
7107 @end
7108
7109
7110 @implementation CYNavigationController
7111
7112 - (NSArray *) navigationURLCollection {
7113     NSMutableArray *stack([NSMutableArray array]);
7114
7115     for (CYViewController *controller in [self viewControllers]) {
7116         NSString *url = [[controller navigationURL] absoluteString];
7117         if (url != nil)
7118             [stack addObject:url];
7119     }
7120
7121     return stack;
7122 }
7123
7124 - (void) reloadData {
7125     for (CYViewController *page in [self viewControllers]) {
7126         // Only reload controllers that have already loaded.
7127         // This prevents a page from accidentally loading too
7128         // early if it hasn't been shown on the screen yet.
7129         if ([page hasLoaded])
7130             [page reloadData];
7131     }
7132 }
7133
7134 - (void) setDelegate:(id<UINavigationControllerDelegate>)delegate {
7135     delegate_ = delegate;
7136 }
7137
7138 - (id) initWithDatabase:(Database *)database {
7139     if ((self = [super init]) != nil) {
7140         database_ = database;
7141     } return self;
7142 }
7143
7144 @end
7145 /* }}} */
7146
7147 /* Cydia:// Protocol {{{ */
7148 @interface CydiaURLProtocol : NSURLProtocol {
7149 }
7150
7151 @end
7152
7153 @implementation CydiaURLProtocol
7154
7155 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
7156     NSURL *url([request URL]);
7157     if (url == nil)
7158         return NO;
7159
7160     NSString *scheme([[url scheme] lowercaseString]);
7161     if (scheme != nil && [scheme isEqualToString:@"cydia"])
7162         return YES;
7163     if ([[url absoluteString] hasPrefix:@"about:cydia-"])
7164         return YES;
7165
7166     return NO;
7167 }
7168
7169 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
7170     return request;
7171 }
7172
7173 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
7174     id<NSURLProtocolClient> client([self client]);
7175     if (icon == nil)
7176         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
7177     else {
7178         NSData *data(UIImagePNGRepresentation(icon));
7179
7180         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
7181         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
7182         [client URLProtocol:self didLoadData:data];
7183         [client URLProtocolDidFinishLoading:self];
7184     }
7185 }
7186
7187 - (void) startLoading {
7188     id<NSURLProtocolClient> client([self client]);
7189     NSURLRequest *request([self request]);
7190
7191     NSURL *url([request URL]);
7192     NSString *href([url absoluteString]);
7193     NSString *scheme([[url scheme] lowercaseString]);
7194
7195     NSString *path;
7196
7197     if ([scheme isEqualToString:@"cydia"])
7198         path = [href substringFromIndex:8];
7199     else if ([scheme isEqualToString:@"about"])
7200         path = [href substringFromIndex:12];
7201     else _assert(false);
7202
7203     NSRange slash([path rangeOfString:@"/"]);
7204
7205     NSString *command;
7206     if (slash.location == NSNotFound) {
7207         command = path;
7208         path = nil;
7209     } else {
7210         command = [path substringToIndex:slash.location];
7211         path = [path substringFromIndex:(slash.location + 1)];
7212     }
7213
7214     Database *database([Database sharedInstance]);
7215
7216     if ([command isEqualToString:@"package-icon"]) {
7217         if (path == nil)
7218             goto fail;
7219         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7220         Package *package([database packageWithName:path]);
7221         if (package == nil)
7222             goto fail;
7223         UIImage *icon([package icon]);
7224         [self _returnPNGWithImage:icon forRequest:request];
7225     } else if ([command isEqualToString:@"source-icon"]) {
7226         if (path == nil)
7227             goto fail;
7228         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7229         NSString *source(Simplify(path));
7230         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
7231         if (icon == nil)
7232             icon = [UIImage applicationImageNamed:@"unknown.png"];
7233         [self _returnPNGWithImage:icon forRequest:request];
7234     } else if ([command isEqualToString:@"uikit-image"]) {
7235         if (path == nil)
7236             goto fail;
7237         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7238         UIImage *icon(_UIImageWithName(path));
7239         [self _returnPNGWithImage:icon forRequest:request];
7240     } else if ([command isEqualToString:@"section-icon"]) {
7241         if (path == nil)
7242             goto fail;
7243         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
7244         NSString *section(Simplify(path));
7245         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
7246         if (icon == nil)
7247             icon = [UIImage applicationImageNamed:@"unknown.png"];
7248         [self _returnPNGWithImage:icon forRequest:request];
7249     } else fail: {
7250         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
7251     }
7252 }
7253
7254 - (void) stopLoading {
7255 }
7256
7257 @end
7258 /* }}} */
7259
7260 /* Section Controller {{{ */
7261 @interface SectionController : FilteredPackageListController {
7262     _H<NSString> section_;
7263 }
7264
7265 - (id) initWithDatabase:(Database *)database section:(NSString *)section;
7266
7267 @end
7268
7269 @implementation SectionController
7270
7271 - (NSURL *) navigationURL {
7272     NSString *name = section_;
7273     if (name == nil)
7274         name = @"all";
7275
7276     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sections/%@", name]];
7277 }
7278
7279 - (id) initWithDatabase:(Database *)database section:(NSString *)name {
7280     NSString *title;
7281     if (name == nil)
7282         title = UCLocalize("ALL_PACKAGES");
7283     else if (![name isEqual:@""])
7284         title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
7285     else
7286         title = UCLocalize("NO_SECTION");
7287
7288     if ((self = [super initWithDatabase:database title:title filter:@selector(isVisibleInSection:) with:name]) != nil) {
7289         section_ = name;
7290     } return self;
7291 }
7292
7293 @end
7294 /* }}} */
7295 /* Sections Controller {{{ */
7296 @interface SectionsController : CYViewController <
7297     UITableViewDataSource,
7298     UITableViewDelegate
7299 > {
7300     _transient Database *database_;
7301     NSMutableArray *sections_;
7302     NSMutableArray *filtered_;
7303     UITableView *list_;
7304 }
7305
7306 - (id) initWithDatabase:(Database *)database;
7307 - (void) editButtonClicked;
7308
7309 @end
7310
7311 @implementation SectionsController
7312
7313 - (void) dealloc {
7314     [self releaseSubviews];
7315     [sections_ release];
7316     [filtered_ release];
7317
7318     [super dealloc];
7319 }
7320
7321 - (NSURL *) navigationURL {
7322     return [NSURL URLWithString:@"cydia://sections"];
7323 }
7324
7325 - (void) updateNavigationItem {
7326     [[self navigationItem] setTitle:[self isEditing] ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("SECTIONS")];
7327     if ([sections_ count] == 0) {
7328         [[self navigationItem] setRightBarButtonItem:nil];
7329     } else {
7330         [[self navigationItem] setRightBarButtonItem:[[UIBarButtonItem alloc]
7331             initWithBarButtonSystemItem:([self isEditing] ? UIBarButtonSystemItemDone : UIBarButtonSystemItemEdit)
7332             target:self
7333             action:@selector(editButtonClicked)
7334         ] animated:([[self navigationItem] rightBarButtonItem] != nil)];
7335     }
7336 }
7337
7338 - (void) setEditing:(BOOL)editing animated:(BOOL)animated {
7339     [super setEditing:editing animated:animated];
7340
7341     if (editing)
7342         [list_ reloadData];
7343     else
7344         [delegate_ updateData];
7345
7346     [self updateNavigationItem];
7347 }
7348
7349 - (void) viewDidAppear:(BOOL)animated {
7350     [super viewDidAppear:animated];
7351     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7352 }
7353
7354 - (void) viewWillDisappear:(BOOL)animated {
7355     [super viewWillDisappear:animated];
7356     if ([self isEditing]) [self setEditing:NO];
7357 }
7358
7359 - (Section *) sectionAtIndexPath:(NSIndexPath *)indexPath {
7360     Section *section = nil;
7361     int index = [indexPath row];
7362     if (![self isEditing]) {
7363         index -= 1;
7364         if (index >= 0)
7365             section = [filtered_ objectAtIndex:index];
7366     } else {
7367         section = [sections_ objectAtIndex:index];
7368     }
7369     return section;
7370 }
7371
7372 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7373     if ([self isEditing])
7374         return [sections_ count];
7375     else
7376         return [filtered_ count] + 1;
7377 }
7378
7379 /*- (CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
7380     return 45.0f;
7381 }*/
7382
7383 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7384     static NSString *reuseIdentifier = @"SectionCell";
7385
7386     SectionCell *cell = (SectionCell *)[tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
7387     if (cell == nil)
7388         cell = [[[SectionCell alloc] initWithFrame:CGRectZero reuseIdentifier:reuseIdentifier] autorelease];
7389
7390     [cell setSection:[self sectionAtIndexPath:indexPath] editing:[self isEditing]];
7391
7392     return cell;
7393 }
7394
7395 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
7396     if ([self isEditing])
7397         return;
7398
7399     Section *section = [self sectionAtIndexPath:indexPath];
7400
7401     SectionController *controller = [[[SectionController alloc]
7402         initWithDatabase:database_
7403         section:[section name]
7404     ] autorelease];
7405     [controller setDelegate:delegate_];
7406
7407     [[self navigationController] pushViewController:controller animated:YES];
7408 }
7409
7410 - (void) loadView {
7411     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7412
7413     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds]];
7414     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7415     [list_ setRowHeight:45.0f];
7416     [list_ setDataSource:self];
7417     [list_ setDelegate:self];
7418     [[self view] addSubview:list_];
7419 }
7420
7421 - (void) viewDidLoad {
7422     [[self navigationItem] setTitle:UCLocalize("SECTIONS")];
7423 }
7424
7425 - (void) releaseSubviews {
7426     [list_ release];
7427     list_ = nil;
7428 }
7429
7430 - (id) initWithDatabase:(Database *)database {
7431     if ((self = [super init]) != nil) {
7432         database_ = database;
7433
7434         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7435         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
7436     } return self;
7437 }
7438
7439 - (void) reloadData {
7440     [super reloadData];
7441
7442     NSArray *packages = [database_ packages];
7443
7444     [sections_ removeAllObjects];
7445     [filtered_ removeAllObjects];
7446
7447     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
7448
7449     _trace();
7450     for (Package *package in packages) {
7451         NSString *name([package section]);
7452         NSString *key(name == nil ? @"" : name);
7453
7454         Section *section;
7455
7456         _profile(SectionsView$reloadData$Section)
7457             section = [sections objectForKey:key];
7458             if (section == nil) {
7459                 _profile(SectionsView$reloadData$Section$Allocate)
7460                     section = [[[Section alloc] initWithName:key localize:YES] autorelease];
7461                     [sections setObject:section forKey:key];
7462                 _end
7463             }
7464         _end
7465
7466         [section addToCount];
7467
7468         _profile(SectionsView$reloadData$Filter)
7469             if (![package valid] || ![package visible])
7470                 continue;
7471         _end
7472
7473         [section addToRow];
7474     }
7475     _trace();
7476
7477     [sections_ addObjectsFromArray:[sections allValues]];
7478
7479     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
7480
7481     for (Section *section in sections_) {
7482         size_t count([section row]);
7483         if (count == 0)
7484             continue;
7485
7486         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
7487         [section setCount:count];
7488         [filtered_ addObject:section];
7489     }
7490
7491     [self updateNavigationItem];
7492     [list_ reloadData];
7493     _trace();
7494 }
7495
7496 - (void) editButtonClicked {
7497     [self setEditing:![self isEditing] animated:YES];
7498 }
7499
7500 @end
7501 /* }}} */
7502
7503 /* Changes Controller {{{ */
7504 @interface ChangesController : CYViewController <
7505     UITableViewDataSource,
7506     UITableViewDelegate
7507 > {
7508     _transient Database *database_;
7509     unsigned era_;
7510     CFMutableArrayRef packages_;
7511     NSMutableArray *sections_;
7512     UITableView *list_;
7513     unsigned upgrades_;
7514     BOOL hasSentFirstLoad_;
7515 }
7516
7517 - (id) initWithDatabase:(Database *)database;
7518
7519 @end
7520
7521 @implementation ChangesController
7522
7523 - (void) dealloc {
7524     [self releaseSubviews];
7525     CFRelease(packages_);
7526     [sections_ release];
7527
7528     [super dealloc];
7529 }
7530
7531 - (NSURL *) navigationURL {
7532     return [NSURL URLWithString:@"cydia://changes"];
7533 }
7534
7535 - (void) viewWillAppear:(BOOL)animated {
7536     // Loads after it appears, so don't load beforehand.
7537     loaded_ = YES;
7538     [super viewWillAppear:animated];
7539 }
7540
7541 - (void) viewDidAppear:(BOOL)animated {
7542     [super viewDidAppear:animated];
7543
7544     if (!hasSentFirstLoad_) {
7545         hasSentFirstLoad_ = YES;
7546         [self performSelector:@selector(reloadData) withObject:nil afterDelay:0.0];
7547     } else {
7548         [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
7549     }
7550 }
7551
7552 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
7553     NSInteger count([sections_ count]);
7554     return count == 0 ? 1 : count;
7555 }
7556
7557 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
7558     if ([sections_ count] == 0)
7559         return nil;
7560     return [[sections_ objectAtIndex:section] name];
7561 }
7562
7563 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
7564     if ([sections_ count] == 0)
7565         return 0;
7566     return [[sections_ objectAtIndex:section] count];
7567 }
7568
7569 - (Package *) packageAtIndex:(NSUInteger)index {
7570     return (Package *) CFArrayGetValueAtIndex(packages_, index);
7571 }
7572
7573 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
7574 @synchronized (database_) {
7575     if ([database_ era] != era_)
7576         return nil;
7577
7578     NSUInteger sectionIndex([path section]);
7579     if (sectionIndex >= [sections_ count])
7580         return nil;
7581     Section *section([sections_ objectAtIndex:sectionIndex]);
7582     NSInteger row([path row]);
7583     return [[[self packageAtIndex:([section row] + row)] retain] autorelease];
7584 } }
7585
7586 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
7587     PackageCell *cell((PackageCell *) [table dequeueReusableCellWithIdentifier:@"Package"]);
7588     if (cell == nil)
7589         cell = [[[PackageCell alloc] init] autorelease];
7590     [cell setPackage:[self packageAtIndexPath:path]];
7591     return cell;
7592 }
7593
7594 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
7595     Package *package([self packageAtIndexPath:path]);
7596     CYPackageController *view([[[CYPackageController alloc] initWithDatabase:database_ forPackage:[package id]] autorelease]);
7597     [view setDelegate:delegate_];
7598     [[self navigationController] pushViewController:view animated:YES];
7599     return path;
7600 }
7601
7602 - (void) refreshButtonClicked {
7603     [delegate_ beginUpdate];
7604     [[self navigationItem] setLeftBarButtonItem:nil animated:YES];
7605 }
7606
7607 - (void) upgradeButtonClicked {
7608     [delegate_ distUpgrade];
7609 }
7610
7611 - (void) loadView {
7612     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7613
7614     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
7615     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7616     [list_ setRowHeight:73];
7617     [list_ setDataSource:self];
7618     [list_ setDelegate:self];
7619     [[self view] addSubview:list_];
7620 }
7621
7622 - (void) viewDidLoad {
7623     [[self navigationItem] setTitle:UCLocalize("CHANGES")];
7624 }
7625
7626 - (void) releaseSubviews {
7627     [list_ release];
7628     list_ = nil;
7629 }
7630
7631 - (id) initWithDatabase:(Database *)database {
7632     if ((self = [super init]) != nil) {
7633         database_ = database;
7634
7635         packages_ = CFArrayCreateMutable(kCFAllocatorDefault, 0, NULL);
7636         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
7637     } return self;
7638 }
7639
7640 // this mostly works because reloadData (below) is @synchronized (database_)
7641 // XXX: that said, I've been running into problems with NSRangeExceptions :(
7642 - (void) _reloadPackages:(NSArray *)packages {
7643     CFRelease(packages_);
7644     packages_ = CFArrayCreateMutable(kCFAllocatorDefault, [packages count], NULL);
7645
7646     _trace();
7647     _profile(ChangesController$_reloadPackages$Filter)
7648         for (Package *package in packages)
7649             if ([package upgradableAndEssential:YES] || [package visible])
7650                 CFArrayAppendValue(packages_, package);
7651     _end
7652     _trace();
7653     _profile(ChangesController$_reloadPackages$radixSort)
7654         [(NSMutableArray *) packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
7655     _end
7656     _trace();
7657 }
7658
7659 - (void) reloadData {
7660 @synchronized (database_) {
7661     era_ = [database_ era];
7662     NSArray *packages = [database_ packages];
7663
7664     [sections_ removeAllObjects];
7665
7666 #if 1
7667     UIProgressHUD *hud([delegate_ addProgressHUD]);
7668     [hud setText:UCLocalize("LOADING")];
7669     //NSLog(@"HUD:%@::%@", delegate_, hud);
7670     [self yieldToSelector:@selector(_reloadPackages:) withObject:packages];
7671     [delegate_ removeProgressHUD:hud];
7672 #else
7673     [self _reloadPackages:packages];
7674 #endif
7675
7676     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
7677     Section *ignored = nil;
7678     Section *section = nil;
7679     time_t last = 0;
7680
7681     upgrades_ = 0;
7682     bool unseens = false;
7683
7684     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
7685
7686     for (size_t offset = 0, count = CFArrayGetCount(packages_); offset != count; ++offset) {
7687         Package *package = [self packageAtIndex:offset];
7688
7689         BOOL uae = [package upgradableAndEssential:YES];
7690
7691         if (!uae) {
7692             unseens = true;
7693             time_t seen([package seen]);
7694
7695             if (section == nil || last != seen) {
7696                 last = seen;
7697
7698                 NSString *name;
7699                 name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) [NSDate dateWithTimeIntervalSince1970:seen]);
7700                 [name autorelease];
7701
7702                 _profile(ChangesController$reloadData$Allocate)
7703                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
7704                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
7705                     [sections_ addObject:section];
7706                 _end
7707             }
7708
7709             [section addToCount];
7710         } else if ([package ignored]) {
7711             if (ignored == nil) {
7712                 ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") row:offset localize:NO] autorelease];
7713             }
7714             [ignored addToCount];
7715         } else {
7716             ++upgrades_;
7717             [upgradable addToCount];
7718         }
7719     }
7720     _trace();
7721
7722     CFRelease(formatter);
7723
7724     if (unseens) {
7725         Section *last = [sections_ lastObject];
7726         size_t count = [last count];
7727         CFArrayReplaceValues(packages_, CFRangeMake(CFArrayGetCount(packages_) - count, count), NULL, 0);
7728         [sections_ removeLastObject];
7729     }
7730
7731     if ([ignored count] != 0)
7732         [sections_ insertObject:ignored atIndex:0];
7733     if (upgrades_ != 0)
7734         [sections_ insertObject:upgradable atIndex:0];
7735
7736     [list_ reloadData];
7737
7738     if (upgrades_ > 0)
7739         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
7740             initWithTitle:[NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]]
7741             style:UIBarButtonItemStylePlain
7742             target:self
7743             action:@selector(upgradeButtonClicked)
7744         ] autorelease]];
7745
7746     if (![delegate_ updating])
7747         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
7748             initWithTitle:UCLocalize("REFRESH")
7749             style:UIBarButtonItemStylePlain
7750             target:self
7751             action:@selector(refreshButtonClicked)
7752         ] autorelease]];
7753
7754     PrintTimes();
7755 } }
7756
7757 @end
7758 /* }}} */
7759 /* Search Controller {{{ */
7760 @interface SearchController : FilteredPackageListController <
7761     UISearchBarDelegate
7762 > {
7763     _H<UISearchBar> search_;
7764     BOOL searchloaded_;
7765 }
7766
7767 - (id) initWithDatabase:(Database *)database;
7768 - (void) setSearchTerm:(NSString *)term;
7769 - (void) reloadData;
7770
7771 @end
7772
7773 @implementation SearchController
7774
7775 - (void) dealloc {
7776     [search_ setDelegate:nil];
7777     [super dealloc];
7778 }
7779
7780 - (NSURL *) navigationURL {
7781     if ([search_ text] == nil || [[search_ text] isEqualToString:@""])
7782         return [NSURL URLWithString:@"cydia://search"];
7783     else
7784         return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://search/%@", [search_ text]]];
7785 }
7786
7787 - (void) setSearchTerm:(NSString *)searchTerm {
7788     [search_ setText:searchTerm];
7789     [self reloadData];
7790 }
7791
7792 - (void) searchBarSearchButtonClicked:(UISearchBar *)searchBar {
7793     [self setObject:[search_ text] forFilter:@selector(isUnfilteredAndSearchedForBy:)];
7794     [search_ resignFirstResponder];
7795     [self reloadData];
7796 }
7797
7798 - (void) searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)text {
7799     [self setObject:text forFilter:@selector(isUnfilteredAndSelectedForBy:)];
7800     [self reloadData];
7801 }
7802
7803 - (id) initWithDatabase:(Database *)database {
7804     if ((self = [super initWithDatabase:database title:UCLocalize("SEARCH") filter:@selector(isUnfilteredAndSearchedForBy:) with:nil])) {
7805         search_ = [[[UISearchBar alloc] init] autorelease];
7806         [search_ setDelegate:self];
7807     } return self;
7808 }
7809
7810 - (void) viewDidAppear:(BOOL)animated {
7811     [super viewDidAppear:animated];
7812
7813     if (!searchloaded_) {
7814         searchloaded_ = YES;
7815         [search_ setFrame:CGRectMake(0, 0, [[self view] bounds].size.width, 44.0f)];
7816         [search_ layoutSubviews];
7817         [search_ setPlaceholder:UCLocalize("SEARCH_EX")];
7818
7819         UITextField *textField;
7820         if ([search_ respondsToSelector:@selector(searchField)])
7821             textField = [search_ searchField];
7822         else
7823             textField = MSHookIvar<UITextField *>(search_, "_searchField");
7824
7825         [textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
7826         [textField setEnablesReturnKeyAutomatically:NO];
7827         [[self navigationItem] setTitleView:textField];
7828     }
7829 }
7830
7831 - (void) reloadData {
7832     [self setObject:[search_ text]];
7833     [super reloadData];
7834     [self resetCursor];
7835 }
7836
7837 - (void) didSelectPackage:(Package *)package {
7838     [search_ resignFirstResponder];
7839     [super didSelectPackage:package];
7840 }
7841
7842 @end
7843 /* }}} */
7844 /* Package Settings Controller {{{ */
7845 @interface PackageSettingsController : CYViewController <
7846     UITableViewDataSource,
7847     UITableViewDelegate
7848 > {
7849     _transient Database *database_;
7850     NSString *name_;
7851     Package *package_;
7852     UITableView *table_;
7853     UISwitch *subscribedSwitch_;
7854     UISwitch *ignoredSwitch_;
7855     UITableViewCell *subscribedCell_;
7856     UITableViewCell *ignoredCell_;
7857 }
7858
7859 - (id) initWithDatabase:(Database *)database package:(NSString *)package;
7860
7861 @end
7862
7863 @implementation PackageSettingsController
7864
7865 - (void) dealloc {
7866     [self releaseSubviews];
7867     [name_ release];
7868     [package_ release];
7869
7870     [super dealloc];
7871 }
7872
7873 - (NSURL *) navigationURL {
7874     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://package/%@/settings", [package_ id]]];
7875 }
7876
7877 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
7878     if (package_ == nil)
7879         return 0;
7880
7881     if ([package_ installed] == nil)
7882         return 1;
7883     else
7884         return 2;
7885 }
7886
7887 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
7888     if (package_ == nil)
7889         return 0;
7890
7891     // both sections contain just one item right now.
7892     return 1;
7893 }
7894
7895 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
7896     return nil;
7897 }
7898
7899 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
7900     if (section == 0)
7901         return UCLocalize("SHOW_ALL_CHANGES_EX");
7902     else
7903         return UCLocalize("IGNORE_UPGRADES_EX");
7904 }
7905
7906 - (void) onSubscribed:(id)control {
7907     bool value([control isOn]);
7908     if (package_ == nil)
7909         return;
7910     if ([package_ setSubscribed:value])
7911         [delegate_ updateData];
7912 }
7913
7914 - (void) _updateIgnored {
7915     const char *package([name_ UTF8String]);
7916     bool on([ignoredSwitch_ isOn]);
7917
7918     pid_t pid(ExecFork());
7919     if (pid == 0) {
7920         FILE *dpkg(popen("dpkg --set-selections", "w"));
7921         fwrite(package, strlen(package), 1, dpkg);
7922
7923         if (on)
7924             fwrite(" hold\n", 6, 1, dpkg);
7925         else
7926             fwrite(" install\n", 9, 1, dpkg);
7927
7928         pclose(dpkg);
7929
7930         exit(0);
7931         _assert(false);
7932     }
7933
7934     _forever {
7935         int status;
7936         int result(waitpid(pid, &status, 0));
7937
7938         if (result != -1) {
7939             _assert(result == pid);
7940             break;
7941         }
7942     }
7943 }
7944
7945 - (void) onIgnored:(id)control {
7946     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[self methodSignatureForSelector:@selector(_updateIgnored)]]);
7947     [invocation setTarget:self];
7948     [invocation setSelector:@selector(_updateIgnored)];
7949
7950     [delegate_ reloadDataWithInvocation:invocation];
7951 }
7952
7953 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
7954     if (package_ == nil)
7955         return nil;
7956
7957     switch ([indexPath section]) {
7958         case 0: return subscribedCell_;
7959         case 1: return ignoredCell_;
7960
7961         _nodefault
7962     }
7963
7964     return nil;
7965 }
7966
7967 - (void) loadView {
7968     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
7969
7970     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
7971     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
7972     [table_ setDataSource:self];
7973     [table_ setDelegate:self];
7974     [[self view] addSubview:table_];
7975
7976     subscribedSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7977     [subscribedSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7978     [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:UIControlEventValueChanged];
7979
7980     ignoredSwitch_ = [[UISwitch alloc] initWithFrame:CGRectMake(0, 0, 50, 20)];
7981     [ignoredSwitch_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
7982     [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:UIControlEventValueChanged];
7983
7984     subscribedCell_ = [[UITableViewCell alloc] init];
7985     [subscribedCell_ setText:UCLocalize("SHOW_ALL_CHANGES")];
7986     [subscribedCell_ setAccessoryView:subscribedSwitch_];
7987     [subscribedCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7988
7989     ignoredCell_ = [[UITableViewCell alloc] init];
7990     [ignoredCell_ setText:UCLocalize("IGNORE_UPGRADES")];
7991     [ignoredCell_ setAccessoryView:ignoredSwitch_];
7992     [ignoredCell_ setSelectionStyle:UITableViewCellSelectionStyleNone];
7993 }
7994
7995 - (void) viewDidLoad {
7996     [[self navigationItem] setTitle:UCLocalize("SETTINGS")];
7997 }
7998
7999 - (void) releaseSubviews {
8000     [ignoredCell_ release];
8001     ignoredCell_ = nil;
8002
8003     [subscribedCell_ release];
8004     subscribedCell_ = nil;
8005
8006     [table_ release];
8007     table_ = nil;
8008
8009     [ignoredSwitch_ release];
8010     ignoredSwitch_ = nil;
8011
8012     [subscribedSwitch_ release];
8013     subscribedSwitch_ = nil;
8014 }
8015
8016 - (id) initWithDatabase:(Database *)database package:(NSString *)package {
8017     if ((self = [super init]) != nil) {
8018         database_ = database;
8019         name_ = [package retain];
8020     } return self;
8021 }
8022
8023 - (void) reloadData {
8024     [super reloadData];
8025
8026     if (package_ != nil)
8027         [package_ autorelease];
8028     package_ = [database_ packageWithName:name_];
8029
8030     if (package_ != nil) {
8031         package_ = [package_ retain];
8032         [subscribedSwitch_ setOn:([package_ subscribed] ? 1 : 0) animated:NO];
8033         [ignoredSwitch_ setOn:([package_ ignored] ? 1 : 0) animated:NO];
8034     } // XXX: what now, G?
8035
8036     [table_ reloadData];
8037 }
8038
8039 @end
8040 /* }}} */
8041
8042 /* Installed Controller {{{ */
8043 @interface InstalledController : FilteredPackageListController {
8044     BOOL expert_;
8045 }
8046
8047 - (id) initWithDatabase:(Database *)database;
8048
8049 - (void) updateRoleButton;
8050 - (void) queueStatusDidChange;
8051
8052 @end
8053
8054 @implementation InstalledController
8055
8056 - (void) dealloc {
8057     [super dealloc];
8058 }
8059
8060 - (NSURL *) navigationURL {
8061     return [NSURL URLWithString:@"cydia://installed"];
8062 }
8063
8064 - (id) initWithDatabase:(Database *)database {
8065     if ((self = [super initWithDatabase:database title:UCLocalize("INSTALLED") filter:@selector(isInstalledAndUnfiltered:) with:[NSNumber numberWithBool:YES]]) != nil) {
8066         [self updateRoleButton];
8067         [self queueStatusDidChange];
8068     } return self;
8069 }
8070
8071 #if !AlwaysReload
8072 - (void) queueButtonClicked {
8073     [delegate_ queue];
8074 }
8075 #endif
8076
8077 - (void) queueStatusDidChange {
8078 #if !AlwaysReload
8079     if (IsWildcat_) {
8080         if (Queuing_) {
8081             [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8082                 initWithTitle:UCLocalize("QUEUE")
8083                 style:UIBarButtonItemStyleDone
8084                 target:self
8085                 action:@selector(queueButtonClicked)
8086             ] autorelease]];
8087         } else {
8088             [[self navigationItem] setLeftBarButtonItem:nil];
8089         }
8090     }
8091 #endif
8092 }
8093
8094 - (void) updateRoleButton {
8095     if (Role_ != nil && ![Role_ isEqualToString:@"Developer"])
8096         [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8097             initWithTitle:(expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE"))
8098             style:(expert_ ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8099             target:self
8100             action:@selector(roleButtonClicked)
8101         ] autorelease]];
8102 }
8103
8104 - (void) roleButtonClicked {
8105     [self setObject:[NSNumber numberWithBool:expert_]];
8106     [self reloadData];
8107     expert_ = !expert_;
8108
8109     [self updateRoleButton];
8110 }
8111
8112 @end
8113 /* }}} */
8114
8115 /* Source Cell {{{ */
8116 @interface SourceCell : CYTableViewCell <
8117     ContentDelegate
8118 > {
8119     UIImage *icon_;
8120     NSString *origin_;
8121     NSString *label_;
8122 }
8123
8124 - (void) setSource:(Source *)source;
8125
8126 @end
8127
8128 @implementation SourceCell
8129
8130 - (void) clearSource {
8131     [icon_ release];
8132     [origin_ release];
8133     [label_ release];
8134
8135     icon_ = nil;
8136     origin_ = nil;
8137     label_ = nil;
8138 }
8139
8140 - (void) setSource:(Source *)source {
8141     [self clearSource];
8142
8143     if (icon_ == nil)
8144         icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
8145     if (icon_ == nil)
8146         icon_ = [UIImage applicationImageNamed:@"unknown.png"];
8147     icon_ = [icon_ retain];
8148
8149     origin_ = [[source name] retain];
8150     label_ = [[source uri] retain];
8151
8152     [content_ setNeedsDisplay];
8153 }
8154
8155 - (void) dealloc {
8156     [self clearSource];
8157     [super dealloc];
8158 }
8159
8160 - (SourceCell *) initWithFrame:(CGRect)frame reuseIdentifier:(NSString *)reuseIdentifier {
8161     if ((self = [super initWithFrame:frame reuseIdentifier:reuseIdentifier]) != nil) {
8162         UIView *content([self contentView]);
8163         CGRect bounds([content bounds]);
8164
8165         content_ = [[ContentView alloc] initWithFrame:bounds];
8166         [content_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8167         [content_ setBackgroundColor:[UIColor whiteColor]];
8168         [content addSubview:content_];
8169
8170         [content_ setDelegate:self];
8171         [content_ setOpaque:YES];
8172     } return self;
8173 }
8174
8175 - (NSString *) accessibilityLabel {
8176     return label_;
8177 }
8178
8179 - (void) drawContentRect:(CGRect)rect {
8180     bool highlighted(highlighted_);
8181     float width(rect.size.width);
8182
8183     if (icon_ != nil)
8184         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
8185
8186     if (highlighted)
8187         UISetColor(White_);
8188
8189     if (!highlighted)
8190         UISetColor(Black_);
8191     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:(width - 80) withFont:Font18Bold_ lineBreakMode:UILineBreakModeTailTruncation];
8192
8193     if (!highlighted)
8194         UISetColor(Blue_);
8195     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:(width - 95) withFont:Font12_ lineBreakMode:UILineBreakModeTailTruncation];
8196 }
8197
8198 @end
8199 /* }}} */
8200 /* Source Controller {{{ */
8201 @interface SourceController : FilteredPackageListController {
8202     _transient Source *source_;
8203     NSString *key_;
8204 }
8205
8206 - (id) initWithDatabase:(Database *)database source:(Source *)source;
8207
8208 @end
8209
8210 @implementation SourceController
8211
8212 - (NSURL *) navigationURL {
8213     return [NSURL URLWithString:[NSString stringWithFormat:@"cydia://sources/%@", [source_ name]]];
8214 }
8215
8216 - (id) initWithDatabase:(Database *)database source:(Source *)source {
8217     if ((self = [super initWithDatabase:database title:[source label] filter:@selector(isVisibleInSource:) with:source]) != nil) {
8218         source_ = source;
8219         key_ = [[source key] retain];
8220     } return self;
8221 }
8222
8223 - (void) reloadData {
8224     source_ = [database_ sourceWithKey:key_];
8225     [key_ release];
8226     key_ = [[source_ key] retain];
8227     [self setObject:source_];
8228     [[self navigationItem] setTitle:[source_ label]];
8229
8230     [super reloadData];
8231 }
8232
8233 @end
8234 /* }}} */
8235 /* Sources Controller {{{ */
8236 @interface SourcesController : CYViewController <
8237     UITableViewDataSource,
8238     UITableViewDelegate
8239 > {
8240     _transient Database *database_;
8241     UITableView *list_;
8242     NSMutableArray *sources_;
8243     int offset_;
8244
8245     NSString *href_;
8246     UIProgressHUD *hud_;
8247     NSError *error_;
8248
8249     //NSURLConnection *installer_;
8250     NSURLConnection *trivial_;
8251     NSURLConnection *trivial_bz2_;
8252     NSURLConnection *trivial_gz_;
8253     //NSURLConnection *automatic_;
8254
8255     BOOL cydia_;
8256 }
8257
8258 - (id) initWithDatabase:(Database *)database;
8259 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated;
8260
8261 @end
8262
8263 @implementation SourcesController
8264
8265 - (void) _releaseConnection:(NSURLConnection *)connection {
8266     if (connection != nil) {
8267         [connection cancel];
8268         //[connection setDelegate:nil];
8269         [connection release];
8270     }
8271 }
8272
8273 - (void) dealloc {
8274     [self releaseSubviews];
8275
8276     [href_ release];
8277     [hud_ release];
8278     [error_ release];
8279
8280     //[self _releaseConnection:installer_];
8281     [self _releaseConnection:trivial_];
8282     [self _releaseConnection:trivial_gz_];
8283     [self _releaseConnection:trivial_bz2_];
8284     //[self _releaseConnection:automatic_];
8285
8286     [sources_ release];
8287     [super dealloc];
8288 }
8289
8290 - (NSURL *) navigationURL {
8291     return [NSURL URLWithString:@"cydia://sources"];
8292 }
8293
8294 - (void) viewDidAppear:(BOOL)animated {
8295     [super viewDidAppear:animated];
8296     [list_ deselectRowAtIndexPath:[list_ indexPathForSelectedRow] animated:animated];
8297 }
8298
8299 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8300     return offset_ == 0 ? 1 : 2;
8301 }
8302
8303 - (NSString *) tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
8304     switch (section + (offset_ == 0 ? 1 : 0)) {
8305         case 0: return UCLocalize("ENTERED_BY_USER");
8306         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
8307
8308         _nodefault
8309     }
8310 }
8311
8312 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8313     int count = [sources_ count];
8314     switch (section) {
8315         case 0: return (offset_ == 0 ? count : offset_);
8316         case 1: return count - offset_;
8317
8318         _nodefault
8319     }
8320 }
8321
8322 - (Source *) sourceAtIndexPath:(NSIndexPath *)indexPath {
8323     unsigned idx = 0;
8324     switch (indexPath.section) {
8325         case 0: idx = indexPath.row; break;
8326         case 1: idx = indexPath.row + offset_; break;
8327
8328         _nodefault
8329     }
8330     return [sources_ objectAtIndex:idx];
8331 }
8332
8333 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8334     static NSString *cellIdentifier = @"SourceCell";
8335
8336     SourceCell *cell = (SourceCell *) [tableView dequeueReusableCellWithIdentifier:cellIdentifier];
8337     if(cell == nil) cell = [[[SourceCell alloc] initWithFrame:CGRectZero reuseIdentifier:cellIdentifier] autorelease];
8338     [cell setSource:[self sourceAtIndexPath:indexPath]];
8339     [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
8340
8341     return cell;
8342 }
8343
8344 - (void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
8345     Source *source = [self sourceAtIndexPath:indexPath];
8346
8347     SourceController *controller = [[[SourceController alloc]
8348         initWithDatabase:database_
8349         source:source
8350     ] autorelease];
8351
8352     [controller setDelegate:delegate_];
8353
8354     [[self navigationController] pushViewController:controller animated:YES];
8355 }
8356
8357 - (BOOL) tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
8358     Source *source = [self sourceAtIndexPath:indexPath];
8359     return [source record] != nil;
8360 }
8361
8362 - (void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
8363     Source *source = [self sourceAtIndexPath:indexPath];
8364     [Sources_ removeObjectForKey:[source key]];
8365     [delegate_ syncData];
8366 }
8367
8368 - (void) complete {
8369     [delegate_ addTrivialSource:href_];
8370     [delegate_ syncData];
8371 }
8372
8373 - (NSString *) getWarning {
8374     NSString *href(href_);
8375     NSRange colon([href rangeOfString:@"://"]);
8376     if (colon.location != NSNotFound)
8377         href = [href substringFromIndex:(colon.location + 3)];
8378     href = [href stringByAddingPercentEscapes];
8379     href = [CydiaURL(@"api/repotag/") stringByAppendingString:href];
8380     href = [href stringByCachingURLWithCurrentCDN];
8381
8382     NSURL *url([NSURL URLWithString:href]);
8383
8384     NSStringEncoding encoding;
8385     NSError *error(nil);
8386
8387     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
8388         return [warning length] == 0 ? nil : warning;
8389     return nil;
8390 }
8391
8392 - (void) _endConnection:(NSURLConnection *)connection {
8393     // XXX: the memory management in this method is horribly awkward
8394
8395     NSURLConnection **field = NULL;
8396     if (connection == trivial_)
8397         field = &trivial_;
8398     else if (connection == trivial_bz2_)
8399         field = &trivial_bz2_;
8400     else if (connection == trivial_gz_)
8401         field = &trivial_gz_;
8402     _assert(field != NULL);
8403     [connection release];
8404     *field = nil;
8405
8406     if (
8407         trivial_ == nil &&
8408         trivial_bz2_ == nil &&
8409         trivial_gz_ == nil
8410     ) {
8411         bool defer(false);
8412
8413         if (cydia_) {
8414             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
8415                 defer = true;
8416
8417                 UIAlertView *alert = [[[UIAlertView alloc]
8418                     initWithTitle:UCLocalize("SOURCE_WARNING")
8419                     message:warning
8420                     delegate:self
8421                     cancelButtonTitle:UCLocalize("CANCEL")
8422                     otherButtonTitles:
8423                         UCLocalize("ADD_ANYWAY"),
8424                     nil
8425                 ] autorelease];
8426
8427                 [alert setContext:@"warning"];
8428                 [alert setNumberOfRows:1];
8429                 [alert show];
8430             } else
8431                 [self complete];
8432         } else if (error_ != nil) {
8433             UIAlertView *alert = [[[UIAlertView alloc]
8434                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
8435                 message:[error_ localizedDescription]
8436                 delegate:self
8437                 cancelButtonTitle:UCLocalize("OK")
8438                 otherButtonTitles:nil
8439             ] autorelease];
8440
8441             [alert setContext:@"urlerror"];
8442             [alert show];
8443         } else {
8444             UIAlertView *alert = [[[UIAlertView alloc]
8445                 initWithTitle:UCLocalize("NOT_REPOSITORY")
8446                 message:UCLocalize("NOT_REPOSITORY_EX")
8447                 delegate:self
8448                 cancelButtonTitle:UCLocalize("OK")
8449                 otherButtonTitles:nil
8450             ] autorelease];
8451
8452             [alert setContext:@"trivial"];
8453             [alert show];
8454         }
8455
8456         [delegate_ releaseNetworkActivityIndicator];
8457
8458         [delegate_ removeProgressHUD:hud_];
8459         [hud_ autorelease];
8460         hud_ = nil;
8461
8462         if (!defer) {
8463             [href_ release];
8464             href_ = nil;
8465         }
8466
8467         if (error_ != nil) {
8468             [error_ release];
8469             error_ = nil;
8470         }
8471     }
8472 }
8473
8474 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
8475     switch ([response statusCode]) {
8476         case 200:
8477             cydia_ = YES;
8478     }
8479 }
8480
8481 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
8482     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
8483     if (error_ != nil)
8484         error_ = [error retain];
8485     [self _endConnection:connection];
8486 }
8487
8488 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
8489     [self _endConnection:connection];
8490 }
8491
8492 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
8493     NSMutableURLRequest *request = [NSMutableURLRequest
8494         requestWithURL:[NSURL URLWithString:href]
8495         cachePolicy:NSURLRequestUseProtocolCachePolicy
8496         timeoutInterval:120.0
8497     ];
8498
8499     [request setHTTPMethod:method];
8500
8501     if (Machine_ != NULL)
8502         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
8503     if (UniqueID_ != nil)
8504         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
8505
8506     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
8507 }
8508
8509 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
8510     NSString *context([alert context]);
8511
8512     if ([context isEqualToString:@"source"]) {
8513         switch (button) {
8514             case 1: {
8515                 NSString *href = [[alert textField] text];
8516
8517                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
8518
8519                 if (![href hasSuffix:@"/"])
8520                     href_ = [href stringByAppendingString:@"/"];
8521                 else
8522                     href_ = href;
8523                 href_ = [href_ retain];
8524
8525                 trivial_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
8526                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
8527                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
8528                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
8529
8530                 cydia_ = false;
8531
8532                 // XXX: this is stupid
8533                 hud_ = [[delegate_ addProgressHUD] retain];
8534                 [hud_ setText:UCLocalize("VERIFYING_URL")];
8535                 [delegate_ retainNetworkActivityIndicator];
8536             } break;
8537
8538             case 0:
8539             break;
8540
8541             _nodefault
8542         }
8543
8544         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8545     } else if ([context isEqualToString:@"trivial"])
8546         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8547     else if ([context isEqualToString:@"urlerror"])
8548         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8549     else if ([context isEqualToString:@"warning"]) {
8550         switch (button) {
8551             case 1:
8552                 [self complete];
8553             break;
8554
8555             case 0:
8556             break;
8557
8558             _nodefault
8559         }
8560
8561         [href_ release];
8562         href_ = nil;
8563
8564         [alert dismissWithClickedButtonIndex:-1 animated:YES];
8565     }
8566 }
8567
8568 - (void) loadView {
8569     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8570
8571     list_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStylePlain];
8572     [list_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8573     [list_ setRowHeight:56];
8574     [list_ setDataSource:self];
8575     [list_ setDelegate:self];
8576     [[self view] addSubview:list_];
8577 }
8578
8579 - (void) viewDidLoad {
8580     [[self navigationItem] setTitle:UCLocalize("SOURCES")];
8581     [self updateButtonsForEditingStatus:NO animated:NO];
8582 }
8583
8584 - (void) releaseSubviews {
8585     [list_ release];
8586     list_ = nil;
8587 }
8588
8589 - (id) initWithDatabase:(Database *)database {
8590     if ((self = [super init]) != nil) {
8591         database_ = database;
8592         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
8593     } return self;
8594 }
8595
8596 - (void) reloadData {
8597     [super reloadData];
8598
8599     pkgSourceList list;
8600     if ([database_ popErrorWithTitle:UCLocalize("SOURCES") forOperation:list.ReadMainList()])
8601         return;
8602
8603     [sources_ removeAllObjects];
8604     [sources_ addObjectsFromArray:[database_ sources]];
8605     _trace();
8606     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
8607     _trace();
8608
8609     int count([sources_ count]);
8610     offset_ = 0;
8611     for (int i = 0; i != count; i++) {
8612         if ([[sources_ objectAtIndex:i] record] == nil)
8613             break;
8614         offset_++;
8615     }
8616
8617     [list_ setEditing:NO];
8618     [self updateButtonsForEditingStatus:NO animated:NO];
8619     [list_ reloadData];
8620 }
8621
8622 - (void) showAddSourcePrompt {
8623     UIAlertView *alert = [[[UIAlertView alloc]
8624         initWithTitle:UCLocalize("ENTER_APT_URL")
8625         message:nil
8626         delegate:self
8627         cancelButtonTitle:UCLocalize("CANCEL")
8628         otherButtonTitles:
8629             UCLocalize("ADD_SOURCE"),
8630         nil
8631     ] autorelease];
8632
8633     [alert setContext:@"source"];
8634     [alert setTransform:CGAffineTransformTranslate([alert transform], 0.0, 100.0)];
8635
8636     [alert setNumberOfRows:1];
8637     [alert addTextFieldWithValue:@"http://" label:@""];
8638
8639     UITextInputTraits *traits = [[alert textField] textInputTraits];
8640     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
8641     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
8642     [traits setKeyboardType:UIKeyboardTypeURL];
8643     // XXX: UIReturnKeyDone
8644     [traits setReturnKeyType:UIReturnKeyNext];
8645
8646     [alert show];
8647 }
8648
8649 - (void) addButtonClicked {
8650     [self showAddSourcePrompt];
8651 }
8652
8653 - (void) updateButtonsForEditingStatus:(BOOL)editing animated:(BOOL)animated {
8654     [[self navigationItem] setLeftBarButtonItem:(editing ? [[[UIBarButtonItem alloc]
8655         initWithTitle:UCLocalize("ADD")
8656         style:UIBarButtonItemStylePlain
8657         target:self
8658         action:@selector(addButtonClicked)
8659     ] autorelease] : [[self navigationItem] backBarButtonItem]) animated:animated];
8660
8661     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8662         initWithTitle:(editing ? UCLocalize("DONE") : UCLocalize("EDIT"))
8663         style:(editing ? UIBarButtonItemStyleDone : UIBarButtonItemStylePlain)
8664         target:self
8665         action:@selector(editButtonClicked)
8666     ] autorelease] animated:animated];
8667
8668     if (IsWildcat_ && !editing)
8669         [[self navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
8670             initWithTitle:UCLocalize("SETTINGS")
8671             style:UIBarButtonItemStylePlain
8672             target:self
8673             action:@selector(settingsButtonClicked)
8674         ] autorelease]];
8675 }
8676
8677 - (void) settingsButtonClicked {
8678     [delegate_ showSettings];
8679 }
8680
8681 - (void) editButtonClicked {
8682     [list_ setEditing:![list_ isEditing] animated:YES];
8683
8684     [self updateButtonsForEditingStatus:[list_ isEditing] animated:YES];
8685 }
8686
8687 @end
8688 /* }}} */
8689
8690 /* Settings Controller {{{ */
8691 @interface SettingsController : CYViewController <
8692     UITableViewDataSource,
8693     UITableViewDelegate
8694 > {
8695     _transient Database *database_;
8696     // XXX: ok, "roledelegate_"?...
8697     _transient id roledelegate_;
8698     UITableView *table_;
8699     UISegmentedControl *segment_;
8700     UIView *container_;
8701 }
8702
8703 - (void) showDoneButton;
8704 - (void) resizeSegmentedControl;
8705
8706 @end
8707
8708 @implementation SettingsController
8709
8710 - (void) dealloc {
8711     [self releaseSubviews];
8712
8713     [super dealloc];
8714 }
8715
8716 - (void) loadView {
8717     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8718
8719     table_ = [[UITableView alloc] initWithFrame:[[self view] bounds] style:UITableViewStyleGrouped];
8720     [table_ setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
8721     [table_ setDelegate:self];
8722     [table_ setDataSource:self];
8723     [[self view] addSubview:table_];
8724
8725     NSArray *items = [NSArray arrayWithObjects:
8726         UCLocalize("USER"),
8727         UCLocalize("HACKER"),
8728         UCLocalize("DEVELOPER"),
8729     nil];
8730     segment_ = [[UISegmentedControl alloc] initWithItems:items];
8731     container_ = [[UIView alloc] initWithFrame:CGRectMake(0, 0, [[self view] frame].size.width, 44.0f)];
8732     [container_ addSubview:segment_];
8733 }
8734
8735 - (void) viewDidLoad {
8736     [[self navigationItem] setTitle:UCLocalize("WHO_ARE_YOU")];
8737
8738     int index = -1;
8739     if ([Role_ isEqualToString:@"User"]) index = 0;
8740     if ([Role_ isEqualToString:@"Hacker"]) index = 1;
8741     if ([Role_ isEqualToString:@"Developer"]) index = 2;
8742     if (index != -1) {
8743         [segment_ setSelectedSegmentIndex:index];
8744         [self showDoneButton];
8745     }
8746
8747     [segment_ addTarget:self action:@selector(segmentChanged:) forControlEvents:UIControlEventValueChanged];
8748     [self resizeSegmentedControl];
8749 }
8750
8751 - (void) releaseSubviews {
8752     [table_ release];
8753     table_ = nil;
8754
8755     [segment_ release];
8756     segment_ = nil;
8757
8758     [container_ release];
8759     container_ = nil;
8760 }
8761
8762 - (id) initWithDatabase:(Database *)database delegate:(id)delegate {
8763     if ((self = [super init]) != nil) {
8764         database_ = database;
8765         roledelegate_ = delegate;
8766     } return self;
8767 }
8768
8769 - (void) resizeSegmentedControl {
8770     CGFloat width = [[self view] frame].size.width;
8771     [segment_ setFrame:CGRectMake(width / 32.0f, 0, width - (width / 32.0f * 2.0f), 44.0f)];
8772 }
8773
8774 - (void) viewWillAppear:(BOOL)animated {
8775     [super viewWillAppear:animated];
8776
8777     [self resizeSegmentedControl];
8778 }
8779
8780 - (void) willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation duration:(NSTimeInterval)duration {
8781     [self resizeSegmentedControl];
8782 }
8783
8784 - (void) didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
8785     [self resizeSegmentedControl];
8786 }
8787
8788 - (void) save {
8789     NSString *role(nil);
8790
8791     switch ([segment_ selectedSegmentIndex]) {
8792         case 0: role = @"User"; break;
8793         case 1: role = @"Hacker"; break;
8794         case 2: role = @"Developer"; break;
8795
8796         _nodefault
8797     }
8798
8799     if (![role isEqualToString:Role_]) {
8800         bool rolling(Role_ == nil);
8801         Role_ = role;
8802
8803         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8804             Role_, @"Role",
8805         nil];
8806
8807         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8808         Changed_ = true;
8809
8810         if (rolling)
8811             [roledelegate_ loadData];
8812         else
8813             [roledelegate_ updateData];
8814     }
8815 }
8816
8817 - (void) segmentChanged:(UISegmentedControl *)control {
8818     [self showDoneButton];
8819 }
8820
8821 - (void) saveAndClose {
8822     [self save];
8823
8824     [[self navigationItem] setRightBarButtonItem:nil];
8825     [[self navigationController] dismissModalViewControllerAnimated:YES];
8826 }
8827
8828 - (void) doneButtonClicked {
8829     UIActivityIndicatorView *spinner = [[[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(0, 0, 20.0f, 20.0f)] autorelease];
8830     [spinner startAnimating];
8831     UIBarButtonItem *spinItem = [[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease];
8832     [[self navigationItem] setRightBarButtonItem:spinItem];
8833
8834     [self performSelector:@selector(saveAndClose) withObject:nil afterDelay:0];
8835 }
8836
8837 - (void) showDoneButton {
8838     [[self navigationItem] setRightBarButtonItem:[[[UIBarButtonItem alloc]
8839         initWithTitle:UCLocalize("DONE")
8840         style:UIBarButtonItemStyleDone
8841         target:self
8842         action:@selector(doneButtonClicked)
8843     ] autorelease] animated:([[self navigationItem] rightBarButtonItem] == nil)];
8844 }
8845
8846 - (NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
8847     // XXX: For not having a single cell in the table, this sure is a lot of sections.
8848     return 6;
8849 }
8850
8851 - (NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
8852     return 0; // :(
8853 }
8854
8855 - (UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
8856     return nil; // This method is required by the protocol.
8857 }
8858
8859 - (NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
8860     if (section == 1)
8861         return UCLocalize("ROLE_EX");
8862     if (section == 4)
8863         return [NSString stringWithFormat:
8864             @"%@: %@\n%@: %@\n%@: %@",
8865             UCLocalize("USER"), UCLocalize("USER_EX"),
8866             UCLocalize("HACKER"), UCLocalize("HACKER_EX"),
8867             UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")
8868         ];
8869     else return nil;
8870 }
8871
8872 - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
8873     return section == 3 ? 44.0f : 0;
8874 }
8875
8876 - (UIView *) tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
8877     return section == 3 ? container_ : nil;
8878 }
8879
8880 - (void) reloadData {
8881     [super reloadData];
8882     [table_ reloadData];
8883 }
8884
8885 @end
8886 /* }}} */
8887 /* Stash Controller {{{ */
8888 @interface StashController : CYViewController {
8889     UIActivityIndicatorView *spinner_;
8890     UILabel *status_;
8891     UILabel *caption_;
8892 }
8893
8894 @end
8895
8896 @implementation StashController
8897
8898 - (void) dealloc {
8899     [self releaseSubviews];
8900
8901     [super dealloc];
8902 }
8903
8904 - (void) loadView {
8905     [self setView:[[[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]] autorelease]];
8906     [[self view] setBackgroundColor:[UIColor viewFlipsideBackgroundColor]];
8907
8908     spinner_ = [[[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge] autorelease];
8909     CGRect spinrect = [spinner_ frame];
8910     spinrect.origin.x = ([[self view] frame].size.width / 2) - (spinrect.size.width / 2);
8911     spinrect.origin.y = [[self view] frame].size.height - 80.0f;
8912     [spinner_ setFrame:spinrect];
8913     [spinner_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin];
8914     [[self view] addSubview:spinner_];
8915     [spinner_ startAnimating];
8916
8917     CGRect captrect;
8918     captrect.size.width = [[self view] frame].size.width;
8919     captrect.size.height = 40.0f;
8920     captrect.origin.x = 0;
8921     captrect.origin.y = ([[self view] frame].size.height / 2) - (captrect.size.height * 2);
8922     caption_ = [[[UILabel alloc] initWithFrame:captrect] autorelease];
8923     [caption_ setText:UCLocalize("PREPARING_FILESYSTEM")];
8924     [caption_ setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8925     [caption_ setFont:[UIFont boldSystemFontOfSize:28.0f]];
8926     [caption_ setTextColor:[UIColor whiteColor]];
8927     [caption_ setBackgroundColor:[UIColor clearColor]];
8928     [caption_ setShadowColor:[UIColor blackColor]];
8929     [caption_ setTextAlignment:UITextAlignmentCenter];
8930     [[self view] addSubview:caption_];
8931
8932     CGRect statusrect;
8933     statusrect.size.width = [[self view] frame].size.width;
8934     statusrect.size.height = 30.0f;
8935     statusrect.origin.x = 0;
8936     statusrect.origin.y = ([[self view] frame].size.height / 2) - statusrect.size.height;
8937     status_ = [[[UILabel alloc] initWithFrame:statusrect] autorelease];
8938     [status_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin];
8939     [status_ setText:UCLocalize("EXIT_WHEN_COMPLETE")];
8940     [status_ setFont:[UIFont systemFontOfSize:16.0f]];
8941     [status_ setTextColor:[UIColor whiteColor]];
8942     [status_ setBackgroundColor:[UIColor clearColor]];
8943     [status_ setShadowColor:[UIColor blackColor]];
8944     [status_ setTextAlignment:UITextAlignmentCenter];
8945     [[self view] addSubview:status_];
8946 }
8947
8948 - (void) releaseSubviews {
8949     [spinner_ release];
8950     spinner_ = nil;
8951
8952     [status_ release];
8953     status_ = nil;
8954
8955     [caption_ release];
8956     caption_ = nil;
8957 }
8958
8959 @end
8960 /* }}} */
8961
8962 @interface Cydia : UIApplication <
8963     ConfirmationControllerDelegate,
8964     DatabaseDelegate,
8965     CydiaDelegate,
8966     UINavigationControllerDelegate,
8967     UITabBarControllerDelegate
8968 > {
8969     // XXX: evaluate all fields for _transient
8970
8971     UIWindow *window_;
8972     CYTabBarController *tabbar_;
8973     CYEmulatedLoadingController *emulated_;
8974
8975     NSMutableArray *essential_;
8976     NSMutableArray *broken_;
8977
8978     Database *database_;
8979
8980     NSURL *starturl_;
8981
8982     unsigned locked_;
8983     unsigned activity_;
8984
8985     StashController *stash_;
8986
8987     bool loaded_;
8988 }
8989
8990 - (void) loadData;
8991
8992 @end
8993
8994 @implementation Cydia
8995
8996 - (void) beginUpdate {
8997     [tabbar_ beginUpdate];
8998 }
8999
9000 - (BOOL) updating {
9001     return [tabbar_ updating];
9002 }
9003
9004 - (void) _loaded {
9005     if ([broken_ count] != 0) {
9006         int count = [broken_ count];
9007
9008         UIAlertView *alert = [[[UIAlertView alloc]
9009             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
9010             message:UCLocalize("HALFINSTALLED_PACKAGE_EX")
9011             delegate:self
9012             cancelButtonTitle:UCLocalize("FORCIBLY_CLEAR")
9013             otherButtonTitles:
9014                 UCLocalize("TEMPORARY_IGNORE"),
9015             nil
9016         ] autorelease];
9017
9018         [alert setContext:@"fixhalf"];
9019         [alert setNumberOfRows:2];
9020         [alert show];
9021     } else if (!Ignored_ && [essential_ count] != 0) {
9022         int count = [essential_ count];
9023
9024         UIAlertView *alert = [[[UIAlertView alloc]
9025             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
9026             message:UCLocalize("ESSENTIAL_UPGRADE_EX")
9027             delegate:self
9028             cancelButtonTitle:UCLocalize("TEMPORARY_IGNORE")
9029             otherButtonTitles:
9030                 UCLocalize("UPGRADE_ESSENTIAL"),
9031                 UCLocalize("COMPLETE_UPGRADE"),
9032             nil
9033         ] autorelease];
9034
9035         [alert setContext:@"upgrade"];
9036         [alert show];
9037     }
9038 }
9039
9040 - (void) _saveConfig {
9041     _trace();
9042     MetaFile_.Sync();
9043     _trace();
9044
9045     if (Changed_) {
9046         NSString *error(nil);
9047
9048         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
9049             _trace();
9050             NSError *error(nil);
9051             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
9052                 NSLog(@"failure to save metadata data: %@", error);
9053             _trace();
9054
9055             Changed_ = false;
9056         } else {
9057             NSLog(@"failure to serialize metadata: %@", error);
9058         }
9059     }
9060 }
9061
9062 // Navigation controller for the queuing badge.
9063 - (CYNavigationController *) queueNavigationController {
9064     NSArray *controllers = [tabbar_ viewControllers];
9065     return [controllers objectAtIndex:3];
9066 }
9067
9068 - (void) _updateData {
9069     [self _saveConfig];
9070
9071     [tabbar_ reloadData];
9072
9073     CYNavigationController *navigation = [self queueNavigationController];
9074
9075     id queuedelegate = nil;
9076     if ([[navigation viewControllers] count] > 0)
9077         queuedelegate = [[navigation viewControllers] objectAtIndex:0];
9078
9079     [queuedelegate queueStatusDidChange];
9080     [[navigation tabBarItem] setBadgeValue:(Queuing_ ? UCLocalize("Q_D") : nil)];
9081 }
9082
9083 - (void) _refreshIfPossible:(NSDate *)update {
9084     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
9085
9086     bool recently = false;
9087     if (update != nil) {
9088         NSTimeInterval interval([update timeIntervalSinceNow]);
9089         if (interval <= 0 && interval > -(15*60))
9090             recently = true;
9091     }
9092
9093     // Don't automatic refresh if:
9094     //  - We already refreshed recently.
9095     //  - We already auto-refreshed this launch.
9096     //  - Auto-refresh is disabled.
9097     if (recently || loaded_ || ManualRefresh) {
9098         [self performSelectorOnMainThread:@selector(_loaded) withObject:nil waitUntilDone:NO];
9099
9100         // If we are cancelling, we need to make sure it knows it's already loaded.
9101         loaded_ = true;
9102         return;
9103     } else {
9104         // We are going to load, so remember that.
9105         loaded_ = true;
9106     }
9107
9108     SCNetworkReachabilityFlags flags; {
9109         SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, "cydia.saurik.com"));
9110         SCNetworkReachabilityGetFlags(reachability, &flags);
9111         CFRelease(reachability);
9112     }
9113
9114     // XXX: this elaborate mess is what Apple is using to determine this? :(
9115     // XXX: do we care if the user has to intervene? maybe that's ok?
9116     bool reachable(
9117         (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
9118             (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
9119                 (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
9120                 (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
9121             ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
9122             (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
9123         )
9124     );
9125
9126     // If we can reach the server, auto-refresh!
9127     if (reachable)
9128         [tabbar_ performSelectorOnMainThread:@selector(setUpdate:) withObject:update waitUntilDone:NO];
9129
9130     [pool release];
9131 }
9132
9133 - (void) refreshIfPossible {
9134     [NSThread detachNewThreadSelector:@selector(_refreshIfPossible:) toTarget:self withObject:[Metadata_ objectForKey:@"LastUpdate"]];
9135 }
9136
9137 - (void) _reloadDataWithInvocation:(NSInvocation *)invocation {
9138     UIProgressHUD *hud(loaded_ ? [self addProgressHUD] : nil);
9139     [hud setText:UCLocalize("RELOADING_DATA")];
9140
9141     [database_ yieldToSelector:@selector(reloadDataWithInvocation:) withObject:invocation];
9142
9143     if (hud != nil)
9144         [self removeProgressHUD:hud];
9145
9146     size_t changes(0);
9147
9148     [essential_ removeAllObjects];
9149     [broken_ removeAllObjects];
9150
9151     NSArray *packages([database_ packages]);
9152     for (Package *package in packages) {
9153         if ([package half])
9154             [broken_ addObject:package];
9155         if ([package upgradableAndEssential:NO]) {
9156             if ([package essential])
9157                 [essential_ addObject:package];
9158             ++changes;
9159         }
9160     }
9161
9162     NSLog(@"changes:#%u", changes);
9163
9164     UITabBarItem *changesItem = [[[tabbar_ viewControllers] objectAtIndex:2] tabBarItem];
9165     if (changes != 0) {
9166         _trace();
9167         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
9168         [changesItem setBadgeValue:badge];
9169         [changesItem setAnimatedBadge:([essential_ count] > 0)];
9170         [self setApplicationIconBadgeNumber:changes];
9171     } else {
9172         _trace();
9173         [changesItem setBadgeValue:nil];
9174         [changesItem setAnimatedBadge:NO];
9175         [self setApplicationIconBadgeNumber:0];
9176     }
9177
9178     [self _updateData];
9179
9180     [self refreshIfPossible];
9181 }
9182
9183 - (void) updateData {
9184     [self _updateData];
9185 }
9186
9187 - (void) update_ {
9188     [database_ update];
9189 }
9190
9191 - (void) complete {
9192     @synchronized (self) {
9193         [self _reloadDataWithInvocation:nil];
9194     }
9195 }
9196
9197 - (void) disemulate {
9198     if (emulated_ == nil)
9199         return;
9200
9201     [window_ addSubview:[tabbar_ view]];
9202     [[emulated_ view] removeFromSuperview];
9203     [emulated_ release];
9204     emulated_ = nil;
9205     [window_ setUserInteractionEnabled:YES];
9206 }
9207
9208 - (void) presentModalViewController:(UIViewController *)controller force:(BOOL)force {
9209     UINavigationController *navigation([[[CYNavigationController alloc] initWithRootViewController:controller] autorelease]);
9210     if (IsWildcat_)
9211         [navigation setModalPresentationStyle:UIModalPresentationFormSheet];
9212
9213     UIViewController *parent;
9214     if (emulated_ == nil)
9215         parent = tabbar_;
9216     else if (!force)
9217         parent = emulated_;
9218     else {
9219         [self disemulate];
9220         parent = tabbar_;
9221     }
9222
9223     [parent presentModalViewController:navigation animated:YES];
9224 }
9225
9226 - (ProgressController *) invokeNewProgress:(NSInvocation *)invocation forController:(UINavigationController *)navigation withTitle:(NSString *)title {
9227     ProgressController *progress([[[ProgressController alloc] initWithDatabase:database_ delegate:self] autorelease]);
9228
9229     if (navigation != nil)
9230         [navigation pushViewController:progress animated:YES];
9231     else
9232         [self presentModalViewController:progress force:YES];
9233
9234     [progress invoke:invocation withTitle:title];
9235     return progress;
9236 }
9237
9238 - (void) detachNewProgressSelector:(SEL)selector toTarget:(id)target forController:(UINavigationController *)navigation title:(NSString *)title {
9239     [self invokeNewProgress:[NSInvocation invocationWithSelector:selector forTarget:target] forController:navigation withTitle:title];
9240 }
9241
9242 - (void) repairWithInvocation:(NSInvocation *)invocation {
9243     _trace();
9244     [self invokeNewProgress:invocation forController:nil withTitle:@"REPAIRING"];
9245     _trace();
9246 }
9247
9248 - (void) repairWithSelector:(SEL)selector {
9249     [self performSelectorOnMainThread:@selector(repairWithInvocation:) withObject:[NSInvocation invocationWithSelector:selector forTarget:database_] waitUntilDone:YES];
9250 }
9251
9252 - (void) syncData {
9253     [self _saveConfig];
9254
9255     FILE *file(fopen("/etc/apt/sources.list.d/cydia.list", "w"));
9256     _assert(file != NULL);
9257
9258     for (NSString *key in [Sources_ allKeys]) {
9259         NSDictionary *source([Sources_ objectForKey:key]);
9260
9261         fprintf(file, "%s %s %s\n",
9262             [[source objectForKey:@"Type"] UTF8String],
9263             [[source objectForKey:@"URI"] UTF8String],
9264             [[source objectForKey:@"Distribution"] UTF8String]
9265         );
9266     }
9267
9268     fclose(file);
9269
9270     [self detachNewProgressSelector:@selector(update_) toTarget:self forController:nil title:@"UPDATING_SOURCES"];
9271
9272     [self complete];
9273 }
9274
9275 - (void) addTrivialSource:(NSString *)href {
9276     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
9277         @"deb", @"Type",
9278         href, @"URI",
9279         @"./", @"Distribution",
9280     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href]];
9281
9282     Changed_ = true;
9283 }
9284
9285 - (void) reloadDataWithInvocation:(NSInvocation *)invocation {
9286     @synchronized (self) {
9287         [self _reloadDataWithInvocation:invocation];
9288     }
9289 }
9290
9291 - (void) reloadData {
9292     [self reloadDataWithInvocation:nil];
9293 }
9294
9295 - (void) resolve {
9296     pkgProblemResolver *resolver = [database_ resolver];
9297
9298     resolver->InstallProtect();
9299     if (!resolver->Resolve(true))
9300         _error->Discard();
9301 }
9302
9303 - (bool) perform {
9304     // XXX: this is a really crappy way of doing this.
9305     // like, seriously: this state machine is still broken, and cancelling this here doesn't really /fix/ that.
9306     // for one, the user can still /start/ a reloading data event while they have a queue, which is stupid
9307     // for two, this just means there is a race condition between the refresh completing and the confirmation controller appearing.
9308     if ([tabbar_ updating])
9309         [tabbar_ cancelUpdate];
9310
9311     if (![database_ prepare])
9312         return false;
9313
9314     ConfirmationController *page([[[ConfirmationController alloc] initWithDatabase:database_] autorelease]);
9315     [page setDelegate:self];
9316     CYNavigationController *confirm_([[[CYNavigationController alloc] initWithRootViewController:page] autorelease]);
9317     [confirm_ setDelegate:self];
9318
9319     if (IsWildcat_)
9320         [confirm_ setModalPresentationStyle:UIModalPresentationFormSheet];
9321     [tabbar_ presentModalViewController:confirm_ animated:YES];
9322
9323     return true;
9324 }
9325
9326 - (void) queue {
9327     @synchronized (self) {
9328         [self perform];
9329     }
9330 }
9331
9332 - (void) clearPackage:(Package *)package {
9333     @synchronized (self) {
9334         [package clear];
9335         [self resolve];
9336         [self perform];
9337     }
9338 }
9339
9340 - (void) installPackages:(NSArray *)packages {
9341     @synchronized (self) {
9342         for (Package *package in packages)
9343             [package install];
9344         [self resolve];
9345         [self perform];
9346     }
9347 }
9348
9349 - (void) installPackage:(Package *)package {
9350     @synchronized (self) {
9351         [package install];
9352         [self resolve];
9353         [self perform];
9354     }
9355 }
9356
9357 - (void) removePackage:(Package *)package {
9358     @synchronized (self) {
9359         [package remove];
9360         [self resolve];
9361         [self perform];
9362     }
9363 }
9364
9365 - (void) distUpgrade {
9366     @synchronized (self) {
9367         if (![database_ upgrade])
9368             return;
9369         [self perform];
9370     }
9371 }
9372
9373 - (void) confirmWithNavigationController:(UINavigationController *)navigation {
9374     Queuing_ = false;
9375     ++locked_;
9376     [self detachNewProgressSelector:@selector(perform) toTarget:database_ forController:navigation title:@"RUNNING"];
9377     --locked_;
9378     [self complete];
9379 }
9380
9381 - (void) showSettings {
9382     SettingsController *role = [[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease];
9383     CYNavigationController *nav = [[[CYNavigationController alloc] initWithRootViewController:role] autorelease];
9384     if (IsWildcat_)
9385         [nav setModalPresentationStyle:UIModalPresentationFormSheet];
9386     [tabbar_ presentModalViewController:nav animated:YES];
9387 }
9388
9389 - (void) retainNetworkActivityIndicator {
9390     if (activity_++ == 0)
9391         [self setNetworkActivityIndicatorVisible:YES];
9392
9393 #if TraceLogging
9394     NSLog(@"retainNetworkActivityIndicator->%d", activity_);
9395 #endif
9396 }
9397
9398 - (void) releaseNetworkActivityIndicator {
9399     if (--activity_ == 0)
9400         [self setNetworkActivityIndicatorVisible:NO];
9401
9402 #if TraceLogging
9403     NSLog(@"releaseNetworkActivityIndicator->%d", activity_);
9404 #endif
9405
9406 }
9407
9408 - (void) cancelAndClear:(bool)clear {
9409     @synchronized (self) {
9410         if (clear) {
9411             [database_ clear];
9412             Queuing_ = false;
9413         } else {
9414             Queuing_ = true;
9415         }
9416
9417         [self _updateData];
9418     }
9419 }
9420
9421 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
9422     NSString *context([alert context]);
9423
9424     if ([context isEqualToString:@"conffile"]) {
9425         FILE *input = [database_ input];
9426         if (button == [alert cancelButtonIndex])
9427             fprintf(input, "N\n");
9428         else if (button == [alert firstOtherButtonIndex])
9429             fprintf(input, "Y\n");
9430         fflush(input);
9431
9432         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9433     } else if ([context isEqualToString:@"fixhalf"]) {
9434         if (button == [alert cancelButtonIndex]) {
9435             @synchronized (self) {
9436                 for (Package *broken in broken_) {
9437                     [broken remove];
9438
9439                     NSString *id = [broken id];
9440                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
9441                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
9442                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
9443                     unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
9444                 }
9445
9446                 [self resolve];
9447                 [self perform];
9448             }
9449         } else if (button == [alert firstOtherButtonIndex]) {
9450             [broken_ removeAllObjects];
9451             [self _loaded];
9452         }
9453
9454         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9455     } else if ([context isEqualToString:@"upgrade"]) {
9456         if (button == [alert firstOtherButtonIndex]) {
9457             @synchronized (self) {
9458                 for (Package *essential in essential_)
9459                     [essential install];
9460
9461                 [self resolve];
9462                 [self perform];
9463             }
9464         } else if (button == [alert firstOtherButtonIndex] + 1) {
9465             [self distUpgrade];
9466         } else if (button == [alert cancelButtonIndex]) {
9467             Ignored_ = YES;
9468         }
9469
9470         [alert dismissWithClickedButtonIndex:-1 animated:YES];
9471     }
9472 }
9473
9474 - (void) system:(NSString *)command { _pooled
9475     _trace();
9476     system([command UTF8String]);
9477     _trace();
9478 }
9479
9480 - (void) applicationWillSuspend {
9481     [database_ clean];
9482     [super applicationWillSuspend];
9483 }
9484
9485 - (BOOL) isSafeToSuspend {
9486     if (locked_ != 0) {
9487 #if !ForRelease
9488         NSLog(@"isSafeToSuspend: locked_ != 0");
9489 #endif
9490         return false;
9491     }
9492
9493     // Use external process status API internally.
9494     // This is probably a really bad idea.
9495     // XXX: what is the point of this? does this solve anything at all?
9496     uint64_t status = 0;
9497     int notify_token;
9498     if (notify_register_check("com.saurik.Cydia.status", &notify_token) == NOTIFY_STATUS_OK) {
9499         notify_get_state(notify_token, &status);
9500         notify_cancel(notify_token);
9501     }
9502
9503     if (status != 0) {
9504 #if !ForRelease
9505         NSLog(@"isSafeToSuspend: status != 0");
9506 #endif
9507         return false;
9508     }
9509
9510 #if !ForRelease
9511     NSLog(@"isSafeToSuspend: -> true");
9512 #endif
9513     return true;
9514 }
9515
9516 - (void) applicationSuspend:(__GSEvent *)event {
9517     if ([self isSafeToSuspend])
9518         [super applicationSuspend:event];
9519 }
9520
9521 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
9522     if ([self isSafeToSuspend])
9523         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
9524 }
9525
9526 - (void) _setSuspended:(BOOL)value {
9527     if ([self isSafeToSuspend])
9528         [super _setSuspended:value];
9529 }
9530
9531 - (UIProgressHUD *) addProgressHUD {
9532     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
9533     [hud setAutoresizingMask:UIViewAutoresizingFlexibleBoth];
9534
9535     [window_ setUserInteractionEnabled:NO];
9536     [hud show:YES];
9537
9538     UIViewController *target = tabbar_;
9539     while ([target modalViewController] != nil) target = [target modalViewController];
9540     [[target view] addSubview:hud];
9541
9542     ++locked_;
9543     return hud;
9544 }
9545
9546 - (void) removeProgressHUD:(UIProgressHUD *)hud {
9547     [hud show:NO];
9548     [hud removeFromSuperview];
9549     [window_ setUserInteractionEnabled:YES];
9550     --locked_;
9551 }
9552
9553 - (CYViewController *) pageForPackage:(NSString *)name {
9554     return [[[CYPackageController alloc] initWithDatabase:database_ forPackage:name] autorelease];
9555 }
9556
9557 - (CYViewController *) pageForURL:(NSURL *)url forExternal:(BOOL)external {
9558     NSString *scheme([[url scheme] lowercaseString]);
9559     if ([[url absoluteString] length] <= [scheme length] + 3)
9560         return nil;
9561     NSString *path([[url absoluteString] substringFromIndex:[scheme length] + 3]);
9562     NSArray *components([path pathComponents]);
9563
9564     if ([scheme isEqualToString:@"apptapp"] && [components count] > 0 && [[components objectAtIndex:0] isEqualToString:@"package"])
9565         return [self pageForPackage:[components objectAtIndex:1]];
9566
9567     if ([components count] < 1 || ![scheme isEqualToString:@"cydia"])
9568         return nil;
9569
9570     NSString *base([components objectAtIndex:0]);
9571
9572     CYViewController *controller = nil;
9573
9574     if ([base isEqualToString:@"url"]) {
9575         // This kind of URL can contain slashes in the argument, so we can't parse them below.
9576         NSString *destination = [[url absoluteString] substringFromIndex:([scheme length] + [@"://" length] + [base length] + [@"/" length])];
9577         controller = [[[CYBrowserController alloc] initWithURL:[NSURL URLWithString:destination]] autorelease];
9578     } else if (!external && [components count] == 1) {
9579         if ([base isEqualToString:@"manage"]) {
9580             controller = [[[ManageController alloc] init] autorelease];
9581         }
9582
9583         if ([base isEqualToString:@"sources"]) {
9584             controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9585         }
9586
9587         if ([base isEqualToString:@"home"]) {
9588             controller = [[[HomeController alloc] init] autorelease];
9589         }
9590
9591         if ([base isEqualToString:@"sections"]) {
9592             controller = [[[SectionsController alloc] initWithDatabase:database_] autorelease];
9593         }
9594
9595         if ([base isEqualToString:@"search"]) {
9596             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9597         }
9598
9599         if ([base isEqualToString:@"changes"]) {
9600             controller = [[[ChangesController alloc] initWithDatabase:database_] autorelease];
9601         }
9602
9603         if ([base isEqualToString:@"installed"]) {
9604             controller = [[[InstalledController alloc] initWithDatabase:database_] autorelease];
9605         }
9606     } else if ([components count] == 2) {
9607         NSString *argument = [components objectAtIndex:1];
9608
9609         if ([base isEqualToString:@"package"]) {
9610             controller = [self pageForPackage:argument];
9611         }
9612
9613         if (!external && [base isEqualToString:@"search"]) {
9614             controller = [[[SearchController alloc] initWithDatabase:database_] autorelease];
9615             [(SearchController *)controller setSearchTerm:argument];
9616         }
9617
9618         if (!external && [base isEqualToString:@"sections"]) {
9619             if ([argument isEqualToString:@"all"])
9620                 argument = nil;
9621             controller = [[[SectionController alloc] initWithDatabase:database_ section:argument] autorelease];
9622         }
9623
9624         if (!external && [base isEqualToString:@"sources"]) {
9625             if ([argument isEqualToString:@"add"]) {
9626                 controller = [[[SourcesController alloc] initWithDatabase:database_] autorelease];
9627                 [(SourcesController *)controller showAddSourcePrompt];
9628             } else {
9629                 Source *source = [database_ sourceWithKey:argument];
9630                 controller = [[[SourceController alloc] initWithDatabase:database_ source:source] autorelease];
9631             }
9632         }
9633
9634         if (!external && [base isEqualToString:@"launch"]) {
9635             [self launchApplicationWithIdentifier:argument suspended:NO];
9636             return nil;
9637         }
9638     } else if (!external && [components count] == 3) {
9639         NSString *arg1 = [components objectAtIndex:1];
9640         NSString *arg2 = [components objectAtIndex:2];
9641
9642         if ([base isEqualToString:@"package"]) {
9643             if ([arg2 isEqualToString:@"settings"]) {
9644                 controller = [[[PackageSettingsController alloc] initWithDatabase:database_ package:arg1] autorelease];
9645             } else if ([arg2 isEqualToString:@"files"]) {
9646                 if (Package *package = [database_ packageWithName:arg1]) {
9647                     controller = [[[FileTable alloc] initWithDatabase:database_] autorelease];
9648                     [(FileTable *)controller setPackage:package];
9649                 }
9650             }
9651         }
9652     }
9653
9654     [controller setDelegate:self];
9655     return controller;
9656 }
9657
9658 - (BOOL) openCydiaURL:(NSURL *)url forExternal:(BOOL)external {
9659     CYViewController *page([self pageForURL:url forExternal:external]);
9660
9661     if (page != nil) {
9662         CYNavigationController *nav = [[[CYNavigationController alloc] init] autorelease];
9663         [nav setViewControllers:[NSArray arrayWithObject:page]];
9664         [tabbar_ setUnselectedViewController:nav];
9665     }
9666
9667     return page != nil;
9668 }
9669
9670 - (void) applicationOpenURL:(NSURL *)url {
9671     [super applicationOpenURL:url];
9672
9673     if (!loaded_) starturl_ = [url retain];
9674     else [self openCydiaURL:url forExternal:YES];
9675 }
9676
9677 - (void) applicationWillResignActive:(UIApplication *)application {
9678     // Stop refreshing if you get a phone call or lock the device.
9679     if ([tabbar_ updating])
9680         [tabbar_ cancelUpdate];
9681
9682     if ([[self superclass] instancesRespondToSelector:@selector(applicationWillResignActive:)])
9683         [super applicationWillResignActive:application];
9684 }
9685
9686 - (void) applicationWillTerminate:(UIApplication *)application {
9687     Changed_ = true;
9688     [Metadata_ setObject:[tabbar_ navigationURLCollection] forKey:@"InterfaceState"];
9689     [Metadata_ setObject:[NSDate date] forKey:@"LastClosed"];
9690     [Metadata_ setObject:[NSNumber numberWithInt:[tabbar_ selectedIndex]] forKey:@"InterfaceIndex"];
9691
9692     [self _saveConfig];
9693 }
9694
9695 - (void) setConfigurationData:(NSString *)data {
9696     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
9697
9698     if (!conffile_r(data)) {
9699         lprintf("E:invalid conffile\n");
9700         return;
9701     }
9702
9703     NSString *ofile = conffile_r[1];
9704     //NSString *nfile = conffile_r[2];
9705
9706     UIAlertView *alert = [[[UIAlertView alloc]
9707         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
9708         message:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]
9709         delegate:self
9710         cancelButtonTitle:UCLocalize("KEEP_OLD_COPY")
9711         otherButtonTitles:
9712             UCLocalize("ACCEPT_NEW_COPY"),
9713             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
9714         nil
9715     ] autorelease];
9716
9717     [alert setContext:@"conffile"];
9718     [alert setNumberOfRows:2];
9719     [alert show];
9720 }
9721
9722 - (void) addStashController {
9723     ++locked_;
9724     stash_ = [[StashController alloc] init];
9725     [window_ addSubview:[stash_ view]];
9726 }
9727
9728 - (void) removeStashController {
9729     [[stash_ view] removeFromSuperview];
9730     [stash_ release];
9731     --locked_;
9732 }
9733
9734 - (void) stash {
9735     [self setIdleTimerDisabled:YES];
9736
9737     [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleBlackOpaque];
9738     UpdateExternalStatus(1);
9739     [self yieldToSelector:@selector(system:) withObject:@"/usr/libexec/cydia/free.sh"];
9740     UpdateExternalStatus(0);
9741
9742     [self removeStashController];
9743
9744     if (ExecFork() == 0) {
9745         execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
9746         perror("launchctl stop");
9747     }
9748 }
9749
9750 - (void) setupViewControllers {
9751     tabbar_ = [[CYTabBarController alloc] initWithDatabase:database_];
9752
9753     NSMutableArray *items([NSMutableArray arrayWithObjects:
9754         [[[UITabBarItem alloc] initWithTitle:@"Cydia" image:[UIImage applicationImageNamed:@"home.png"] tag:0] autorelease],
9755         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SECTIONS") image:[UIImage applicationImageNamed:@"install.png"] tag:0] autorelease],
9756         [[[UITabBarItem alloc] initWithTitle:UCLocalize("CHANGES") image:[UIImage applicationImageNamed:@"changes.png"] tag:0] autorelease],
9757         [[[UITabBarItem alloc] initWithTitle:UCLocalize("SEARCH") image:[UIImage applicationImageNamed:@"search.png"] tag:0] autorelease],
9758     nil]);
9759
9760     if (IsWildcat_) {
9761         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("SOURCES") image:[UIImage applicationImageNamed:@"source.png"] tag:0] autorelease] atIndex:3];
9762         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("INSTALLED") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9763     } else {
9764         [items insertObject:[[[UITabBarItem alloc] initWithTitle:UCLocalize("MANAGE") image:[UIImage applicationImageNamed:@"manage.png"] tag:0] autorelease] atIndex:3];
9765     }
9766
9767     NSMutableArray *controllers([NSMutableArray array]);
9768     for (UITabBarItem *item in items) {
9769         CYNavigationController *controller([[[CYNavigationController alloc] initWithDatabase:database_] autorelease]);
9770         [controller setTabBarItem:item];
9771         [controllers addObject:controller];
9772     }
9773     [tabbar_ setViewControllers:controllers];
9774
9775     [tabbar_ setUpdateDelegate:self];
9776 }
9777
9778 - (void) applicationDidFinishLaunching:(id)unused {
9779 _trace();
9780     if ([self respondsToSelector:@selector(setApplicationSupportsShakeToEdit:)])
9781         [self setApplicationSupportsShakeToEdit:NO];
9782
9783     @synchronized (HostConfig_) {
9784         [BridgedHosts_ addObject:[[NSURL URLWithString:CydiaURL(@"")] host]];
9785     }
9786
9787     [NSURLCache setSharedURLCache:[[[SDURLCache alloc]
9788         initWithMemoryCapacity:524288
9789         diskCapacity:10485760
9790         diskPath:[NSString stringWithFormat:@"%@/Library/Caches/com.saurik.Cydia/SDURLCache", @"/var/root"]
9791     ] autorelease]];
9792
9793     [CYBrowserController _initialize];
9794
9795     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
9796
9797     Font12_ = [[UIFont systemFontOfSize:12] retain];
9798     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
9799     Font14_ = [[UIFont systemFontOfSize:14] retain];
9800     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
9801     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
9802
9803     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
9804     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
9805
9806     window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
9807     [window_ orderFront:self];
9808     [window_ makeKey:self];
9809     [window_ setHidden:NO];
9810
9811     if (
9812         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
9813         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
9814         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL ||
9815         //readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL ||
9816         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
9817         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
9818         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
9819         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL ||
9820         //readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL ||
9821         false
9822     ) {
9823         [self addStashController];
9824         // XXX: this would be much cleaner as a yieldToSelector:
9825         // that way the removeStashController could happen right here inline
9826         // we also could no longer require the useless stash_ field anymore
9827         [self performSelector:@selector(stash) withObject:nil afterDelay:0];
9828         return;
9829     }
9830
9831     database_ = [Database sharedInstance];
9832     [database_ setDelegate:self];
9833
9834     [window_ setUserInteractionEnabled:NO];
9835     [self setupViewControllers];
9836
9837     emulated_ = [[CYEmulatedLoadingController alloc] initWithDatabase:database_];
9838     [window_ addSubview:[emulated_ view]];
9839
9840     [self performSelector:@selector(loadData) withObject:nil afterDelay:0];
9841 _trace();
9842 }
9843
9844 - (NSArray *) defaultStartPages {
9845     NSMutableArray *standard = [NSMutableArray array];
9846     [standard addObject:[NSArray arrayWithObject:@"cydia://home"]];
9847     [standard addObject:[NSArray arrayWithObject:@"cydia://sections"]];
9848     [standard addObject:[NSArray arrayWithObject:@"cydia://changes"]];
9849     if (!IsWildcat_) {
9850         [standard addObject:[NSArray arrayWithObject:@"cydia://manage"]];
9851     } else {
9852         [standard addObject:[NSArray arrayWithObject:@"cydia://installed"]];
9853         [standard addObject:[NSArray arrayWithObject:@"cydia://sources"]];
9854     }
9855     [standard addObject:[NSArray arrayWithObject:@"cydia://search"]];
9856     return standard;
9857 }
9858
9859 - (void) loadData {
9860 _trace();
9861     if (Role_ == nil) {
9862         [window_ setUserInteractionEnabled:YES];
9863         [self presentModalViewController:[[[SettingsController alloc] initWithDatabase:database_ delegate:self] autorelease] force:NO];
9864         return;
9865     } else {
9866         if ([emulated_ modalViewController] != nil)
9867             [emulated_ dismissModalViewControllerAnimated:YES];
9868         [window_ setUserInteractionEnabled:NO];
9869     }
9870
9871     [self reloadData];
9872     PrintTimes();
9873
9874     [self disemulate];
9875
9876     int savedIndex = [[Metadata_ objectForKey:@"InterfaceIndex"] intValue];
9877     NSArray *saved = [[Metadata_ objectForKey:@"InterfaceState"] mutableCopy];
9878     int standardIndex = 0;
9879     NSArray *standard = [self defaultStartPages];
9880
9881     BOOL valid = YES;
9882
9883     if (saved == nil)
9884         valid = NO;
9885
9886     NSDate *closed = [Metadata_ objectForKey:@"LastClosed"];
9887     if (valid && closed != nil) {
9888         NSTimeInterval interval([closed timeIntervalSinceNow]);
9889         // XXX: Is 15 minutes the optimal time here?
9890         if (interval > 0 && interval <= -(15*60))
9891             valid = NO;
9892     }
9893
9894     if (valid && [saved count] != [standard count])
9895         valid = NO;
9896
9897     if (valid) {
9898         for (unsigned int i = 0; i < [standard count]; i++) {
9899             NSArray *std = [standard objectAtIndex:i], *sav = [saved objectAtIndex:i];
9900             // XXX: The "hasPrefix" sanity check here could be, in theory, fooled,
9901             //      but it's good enough for now.
9902             if ([sav count] == 0 || ![[sav objectAtIndex:0] hasPrefix:[std objectAtIndex:0]]) {
9903                 valid = NO;
9904                 break;
9905             }
9906         }
9907     }
9908
9909     NSArray *items = nil;
9910     if (valid) {
9911         [tabbar_ setSelectedIndex:savedIndex];
9912         items = saved;
9913     } else {
9914         [tabbar_ setSelectedIndex:standardIndex];
9915         items = standard;
9916     }
9917
9918     for (unsigned int tab = 0; tab < [[tabbar_ viewControllers] count]; tab++) {
9919         NSArray *stack = [items objectAtIndex:tab];
9920         CYNavigationController *navigation = [[tabbar_ viewControllers] objectAtIndex:tab];
9921         NSMutableArray *current = [NSMutableArray array];
9922
9923         for (unsigned int nav = 0; nav < [stack count]; nav++) {
9924             NSString *addr = [stack objectAtIndex:nav];
9925             NSURL *url = [NSURL URLWithString:addr];
9926             CYViewController *page = [self pageForURL:url forExternal:NO];
9927             if (page != nil)
9928                 [current addObject:page];
9929         }
9930
9931         [navigation setViewControllers:current];
9932     }
9933
9934     // (Try to) show the startup URL.
9935     if (starturl_ != nil) {
9936         [self openCydiaURL:starturl_ forExternal:NO];
9937         [starturl_ release];
9938         starturl_ = nil;
9939     }
9940 }
9941
9942 - (void) showActionSheet:(UIActionSheet *)sheet fromItem:(UIBarButtonItem *)item {
9943     if (item != nil && IsWildcat_) {
9944         [sheet showFromBarButtonItem:item animated:YES];
9945     } else {
9946         [sheet showInView:window_];
9947     }
9948 }
9949
9950 - (void) addProgressEvent:(CydiaProgressEvent *)event forTask:(NSString *)task {
9951     id<ProgressDelegate> progress([database_ progressDelegate] ?: [self invokeNewProgress:nil forController:nil withTitle:task]);
9952     [progress setTitle:task];
9953     [progress addProgressEvent:event];
9954 }
9955
9956 - (void) addProgressEventForTask:(NSArray *)data {
9957     CydiaProgressEvent *event([data objectAtIndex:0]);
9958     NSString *task([data count] < 2 ? nil : [data objectAtIndex:1]);
9959     [self addProgressEvent:event forTask:task];
9960 }
9961
9962 - (void) addProgressEventOnMainThread:(CydiaProgressEvent *)event forTask:(NSString *)task {
9963     [self performSelectorOnMainThread:@selector(addProgressEventForTask:) withObject:[NSArray arrayWithObjects:event, task, nil] waitUntilDone:YES];
9964 }
9965
9966 @end
9967
9968 /*IMP alloc_;
9969 id Alloc_(id self, SEL selector) {
9970     id object = alloc_(self, selector);
9971     lprintf("[%s]A-%p\n", self->isa->name, object);
9972     return object;
9973 }*/
9974
9975 /*IMP dealloc_;
9976 id Dealloc_(id self, SEL selector) {
9977     id object = dealloc_(self, selector);
9978     lprintf("[%s]D-%p\n", self->isa->name, object);
9979     return object;
9980 }*/
9981
9982 Class $WebDefaultUIKitDelegate;
9983
9984 MSHook(void, UIWebDocumentView$_setUIKitDelegate$, UIWebDocumentView *self, SEL _cmd, id delegate) {
9985     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
9986         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
9987     return _UIWebDocumentView$_setUIKitDelegate$(self, _cmd, delegate);
9988 }
9989
9990 static NSNumber *shouldPlayKeyboardSounds;
9991
9992 Class $UIHardware;
9993
9994 MSHook(void, UIHardware$_playSystemSound$, Class self, SEL _cmd, int sound) {
9995     switch (sound) {
9996         case 1104: // Keyboard Button Clicked
9997         case 1105: // Keyboard Delete Repeated
9998             if (shouldPlayKeyboardSounds == nil) {
9999                 NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.preferences.sounds.plist"] autorelease]);
10000                 shouldPlayKeyboardSounds = [([dict objectForKey:@"keyboard"] ?: (id) kCFBooleanTrue) retain];
10001             }
10002
10003             if (![shouldPlayKeyboardSounds boolValue])
10004                 break;
10005
10006         default:
10007             _UIHardware$_playSystemSound$(self, _cmd, sound);
10008     }
10009 }
10010
10011 Class $UIApplication;
10012
10013 MSHook(void, UIApplication$_updateApplicationAccessibility, UIApplication *self, SEL _cmd) {
10014     static BOOL initialized = NO;
10015     static BOOL started = NO;
10016
10017     NSDictionary *dict([[[NSDictionary alloc] initWithContentsOfFile:@"/var/mobile/Library/Preferences/com.apple.Accessibility.plist"] autorelease]);
10018     BOOL enabled = [[dict objectForKey:@"VoiceOverTouchEnabled"] boolValue] || [[dict objectForKey:@"VoiceOverTouchEnabledByiTunes"] boolValue];
10019
10020     if ([self respondsToSelector:@selector(_accessibilityBundlePrincipalClass)]) {
10021         id bundle = [self performSelector:@selector(_accessibilityBundlePrincipalClass)];
10022         if (![bundle respondsToSelector:@selector(_accessibilityStopServer)]) return;
10023         if (![bundle respondsToSelector:@selector(_accessibilityStartServer)]) return;
10024
10025         if (initialized && !enabled) {
10026             initialized = NO;
10027             [bundle performSelector:@selector(_accessibilityStopServer)];
10028         } else if (enabled) {
10029             initialized = YES;
10030             if (!started) {
10031                 started = YES;
10032                 [bundle performSelector:@selector(_accessibilityStartServer)];
10033             }
10034         }
10035     }
10036 }
10037
10038 Class $NSURLConnection;
10039
10040 MSHook(id, NSURLConnection$init$, NSURLConnection *self, SEL _cmd, NSURLRequest *request, id delegate, BOOL usesCache, int64_t maxContentLength, BOOL startImmediately, NSDictionary *connectionProperties) {
10041     NSMutableURLRequest *copy([request mutableCopy]);
10042
10043     NSURL *url([copy URL]);
10044     NSString *host([url host]);
10045     NSString *scheme([[url scheme] lowercaseString]);
10046
10047     NSString *compound([NSString stringWithFormat:@"%@:%@", scheme, host]);
10048
10049     @synchronized (HostConfig_) {
10050         if ([copy respondsToSelector:@selector(setHTTPShouldUsePipelining:)])
10051             if ([PipelinedHosts_ containsObject:host] || [PipelinedHosts_ containsObject:compound])
10052                 [copy setHTTPShouldUsePipelining:YES];
10053     }
10054
10055     if ((self = _NSURLConnection$init$(self, _cmd, copy, delegate, usesCache, maxContentLength, startImmediately, connectionProperties)) != nil) {
10056     } return self;
10057 }
10058
10059 int main(int argc, char *argv[]) { _pooled
10060     _trace();
10061
10062     UpdateExternalStatus(0);
10063
10064     if (Class $UIDevice = objc_getClass("UIDevice")) {
10065         UIDevice *device([$UIDevice currentDevice]);
10066         IsWildcat_ = [device respondsToSelector:@selector(isWildcat)] && [device isWildcat];
10067     } else
10068         IsWildcat_ = false;
10069
10070     UIScreen *screen([UIScreen mainScreen]);
10071     if ([screen respondsToSelector:@selector(scale)])
10072         ScreenScale_ = [screen scale];
10073     else
10074         ScreenScale_ = 1;
10075
10076     UIDevice *device([UIDevice currentDevice]);
10077     if (![device respondsToSelector:@selector(userInterfaceIdiom)])
10078         Idiom_ = @"iphone";
10079     else {
10080         UIUserInterfaceIdiom idiom([device userInterfaceIdiom]);
10081         if (idiom == UIUserInterfaceIdiomPhone)
10082             Idiom_ = @"iphone";
10083         else if (idiom == UIUserInterfaceIdiomPad)
10084             Idiom_ = @"ipad";
10085         else
10086             NSLog(@"unknown UIUserInterfaceIdiom!");
10087     }
10088
10089     HostConfig_ = [[NSObject alloc] init];
10090     @synchronized (HostConfig_) {
10091         BridgedHosts_ = [NSMutableSet setWithCapacity:4];
10092         PipelinedHosts_ = [NSMutableSet setWithCapacity:4];
10093     }
10094
10095     UI_ = CydiaURL([NSString stringWithFormat:@"ui/ios~%@", Idiom_]);
10096
10097     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
10098
10099     /* Library Hacks {{{ */
10100     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
10101
10102     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
10103     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
10104     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
10105         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
10106         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
10107     }
10108
10109     $NSURLConnection = objc_getClass("NSURLConnection");
10110     Method NSURLConnection$init$(class_getInstanceMethod($NSURLConnection, @selector(_initWithRequest:delegate:usesCache:maxContentLength:startImmediately:connectionProperties:)));
10111     if (NSURLConnection$init$ != NULL) {
10112         _NSURLConnection$init$ = reinterpret_cast<id (*)(NSURLConnection *, SEL, NSURLRequest *, id, BOOL, int64_t, BOOL, NSDictionary *)>(method_getImplementation(NSURLConnection$init$));
10113         method_setImplementation(NSURLConnection$init$, reinterpret_cast<IMP>(&$NSURLConnection$init$));
10114     }
10115
10116     $UIHardware = objc_getClass("UIHardware");
10117     Method UIHardware$_playSystemSound$(class_getClassMethod($UIHardware, @selector(_playSystemSound:)));
10118     if (UIHardware$_playSystemSound$ != NULL) {
10119         _UIHardware$_playSystemSound$ = reinterpret_cast<void (*)(Class, SEL, int)>(method_getImplementation(UIHardware$_playSystemSound$));
10120         method_setImplementation(UIHardware$_playSystemSound$, reinterpret_cast<IMP>(&$UIHardware$_playSystemSound$));
10121     }
10122
10123     $UIApplication = objc_getClass("UIApplication");
10124     Method UIApplication$_updateApplicationAccessibility(class_getInstanceMethod($UIApplication, @selector(_updateApplicationAccessibility)));
10125     if (UIApplication$_updateApplicationAccessibility != NULL) {
10126         _UIApplication$_updateApplicationAccessibility = reinterpret_cast<void (*)(UIApplication *, SEL)>(method_getImplementation(UIApplication$_updateApplicationAccessibility));
10127         method_setImplementation(UIApplication$_updateApplicationAccessibility, reinterpret_cast<IMP>(&$UIApplication$_updateApplicationAccessibility));
10128     }
10129     /* }}} */
10130     /* Set Locale {{{ */
10131     Locale_ = CFLocaleCopyCurrent();
10132     Languages_ = [NSLocale preferredLanguages];
10133
10134     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
10135     //NSLog(@"%@", [Languages_ description]);
10136
10137     const char *lang;
10138     if (Locale_ != NULL)
10139         lang = [(NSString *) CFLocaleGetIdentifier(Locale_) UTF8String];
10140     else if (Languages_ == nil || [Languages_ count] == 0)
10141         // XXX: consider just setting to C and then falling through?
10142         lang = NULL;
10143     else {
10144         lang = [[Languages_ objectAtIndex:0] UTF8String];
10145         setenv("LANG", lang, true);
10146         std::setlocale(LC_ALL, lang);
10147     }
10148
10149     NSLog(@"Setting Language: %s", lang);
10150     /* }}} */
10151
10152     apr_app_initialize(&argc, const_cast<const char * const **>(&argv), NULL);
10153
10154     /* Parse Arguments {{{ */
10155     bool substrate(false);
10156
10157     if (argc != 0) {
10158         char **args(argv);
10159         int arge(1);
10160
10161         for (int argi(1); argi != argc; ++argi)
10162             if (strcmp(argv[argi], "--") == 0) {
10163                 arge = argi;
10164                 argv[argi] = argv[0];
10165                 argv += argi;
10166                 argc -= argi;
10167                 break;
10168             }
10169
10170         for (int argi(1); argi != arge; ++argi)
10171             if (strcmp(args[argi], "--substrate") == 0)
10172                 substrate = true;
10173             else
10174                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
10175     }
10176     /* }}} */
10177
10178     App_ = [[NSBundle mainBundle] bundlePath];
10179     Advanced_ = YES;
10180
10181     setuid(0);
10182     setgid(0);
10183
10184     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
10185     alloc_ = alloc->method_imp;
10186     alloc->method_imp = (IMP) &Alloc_;*/
10187
10188     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
10189     dealloc_ = dealloc->method_imp;
10190     dealloc->method_imp = (IMP) &Dealloc_;*/
10191
10192     /* System Information {{{ */
10193     size_t size;
10194
10195     int maxproc;
10196     size = sizeof(maxproc);
10197     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
10198         perror("sysctlbyname(\"kern.maxproc\", ?)");
10199     else if (maxproc < 64) {
10200         maxproc = 64;
10201         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
10202             perror("sysctlbyname(\"kern.maxproc\", #)");
10203     }
10204
10205     sysctlbyname("kern.osversion", NULL, &size, NULL, 0);
10206     char *osversion = new char[size];
10207     if (sysctlbyname("kern.osversion", osversion, &size, NULL, 0) == -1)
10208         perror("sysctlbyname(\"kern.osversion\", ?)");
10209     else
10210         System_ = [NSString stringWithUTF8String:osversion];
10211
10212     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
10213     char *machine = new char[size];
10214     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
10215         perror("sysctlbyname(\"hw.machine\", ?)");
10216     else
10217         Machine_ = machine;
10218
10219     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
10220         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
10221             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
10222                 SerialNumber_ = [NSString stringWithString:(NSString *)serial];
10223                 CFRelease(serial);
10224             }
10225
10226             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
10227                 NSData *data((NSData *) ecid);
10228                 size_t length([data length]);
10229                 uint8_t bytes[length];
10230                 [data getBytes:bytes];
10231                 char string[length * 2 + 1];
10232                 for (size_t i(0); i != length; ++i)
10233                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
10234                 ChipID_ = [NSString stringWithUTF8String:string];
10235                 CFRelease(ecid);
10236             }
10237
10238             IOObjectRelease(service);
10239         }
10240     }
10241
10242     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
10243
10244     CFStringRef (*$CTSIMSupportCopyMobileSubscriberCountryCode)(CFAllocatorRef);
10245     $CTSIMSupportCopyMobileSubscriberCountryCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10246     CFStringRef mcc($CTSIMSupportCopyMobileSubscriberCountryCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberCountryCode)(kCFAllocatorDefault));
10247
10248     CFStringRef (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(CFAllocatorRef);
10249     $CTSIMSupportCopyMobileSubscriberNetworkCode = reinterpret_cast<CFStringRef (*)(CFAllocatorRef)>(dlsym(RTLD_DEFAULT, "CTSIMSupportCopyMobileSubscriberCountryCode"));
10250     CFStringRef mnc($CTSIMSupportCopyMobileSubscriberNetworkCode == NULL ? NULL : (*$CTSIMSupportCopyMobileSubscriberNetworkCode)(kCFAllocatorDefault));
10251
10252     if (mcc != NULL && mnc != NULL)
10253         PLMN_ = [NSString stringWithFormat:@"%@%@", mcc, mnc];
10254
10255     if (mnc != NULL)
10256         CFRelease(mnc);
10257     if (mcc != NULL)
10258         CFRelease(mcc);
10259
10260     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
10261         Build_ = [system objectForKey:@"ProductBuildVersion"];
10262     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
10263         Product_ = [info objectForKey:@"SafariProductVersion"];
10264         Safari_ = [info objectForKey:@"CFBundleVersion"];
10265     }
10266     /* }}} */
10267     /* Load Database {{{ */
10268     _trace();
10269     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
10270     _trace();
10271     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
10272
10273     if (Metadata_ == NULL)
10274         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
10275     else {
10276         Settings_ = [Metadata_ objectForKey:@"Settings"];
10277
10278         Packages_ = [Metadata_ objectForKey:@"Packages"];
10279         Sections_ = [Metadata_ objectForKey:@"Sections"];
10280         Sources_ = [Metadata_ objectForKey:@"Sources"];
10281
10282         Token_ = [Metadata_ objectForKey:@"Token"];
10283     }
10284
10285     if (Settings_ != nil)
10286         Role_ = [Settings_ objectForKey:@"Role"];
10287
10288     if (Sections_ == nil) {
10289         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
10290         [Metadata_ setObject:Sections_ forKey:@"Sections"];
10291     }
10292
10293     if (Sources_ == nil) {
10294         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
10295         [Metadata_ setObject:Sources_ forKey:@"Sources"];
10296     }
10297     /* }}} */
10298
10299     _trace();
10300     MetaFile_.Open("/var/lib/cydia/metadata.cb0");
10301     _trace();
10302
10303     if (Packages_ != nil) {
10304         bool fail(false);
10305         CFDictionaryApplyFunction((CFDictionaryRef) Packages_, &PackageImport, &fail);
10306         _trace();
10307
10308         if (!fail) {
10309             [Metadata_ removeObjectForKey:@"Packages"];
10310             Packages_ = nil;
10311             Changed_ = true;
10312         }
10313     }
10314
10315     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
10316
10317 #define MobileSubstrate_(name) \
10318     if (substrate && access("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", F_OK) == 0) { \
10319         void *handle(dlopen("/Library/MobileSubstrate/DynamicLibraries/" #name ".dylib", RTLD_LAZY | RTLD_GLOBAL)); \
10320         if (handle == NULL) \
10321             NSLog(@"%s", dlerror()); \
10322     }
10323
10324     MobileSubstrate_(Activator)
10325     MobileSubstrate_(libstatusbar)
10326     MobileSubstrate_(SimulatedKeyEvents)
10327     MobileSubstrate_(WinterBoard)
10328
10329     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
10330         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
10331
10332     int version([[NSString stringWithContentsOfFile:@"/var/lib/cydia/firmware.ver"] intValue]);
10333
10334     if (access("/tmp/.cydia.fw", F_OK) == 0) {
10335         unlink("/tmp/.cydia.fw");
10336         goto firmware;
10337     } else if (access("/User", F_OK) != 0 || version < 4) {
10338       firmware:
10339         _trace();
10340         system("/usr/libexec/cydia/firmware.sh");
10341         _trace();
10342     }
10343
10344     _assert([[NSFileManager defaultManager]
10345         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
10346         withIntermediateDirectories:YES
10347         attributes:nil
10348         error:NULL
10349     ]);
10350
10351     if (access("/tmp/cydia.chk", F_OK) == 0) {
10352         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
10353             _assert(errno == ENOENT);
10354         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
10355             _assert(errno == ENOENT);
10356     }
10357
10358     /* APT Initialization {{{ */
10359     _assert(pkgInitConfig(*_config));
10360     _assert(pkgInitSystem(*_config, _system));
10361
10362     if (lang != NULL)
10363         _config->Set("APT::Acquire::Translation", lang);
10364
10365     // XXX: this timeout might be important :(
10366     //_config->Set("Acquire::http::Timeout", 15);
10367
10368     _config->Set("Acquire::http::MaxParallel", 3);
10369     /* }}} */
10370     /* Color Choices {{{ */
10371     space_ = CGColorSpaceCreateDeviceRGB();
10372
10373     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
10374     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
10375     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
10376     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
10377     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
10378     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
10379     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
10380     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
10381     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
10382
10383     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
10384     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
10385     /* }}}*/
10386     /* UIKit Configuration {{{ */
10387     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
10388     if ($GSFontSetUseLegacyFontMetrics != NULL)
10389         $GSFontSetUseLegacyFontMetrics(YES);
10390
10391     // XXX: I have a feeling this was important
10392     //UIKeyboardDisableAutomaticAppearance();
10393     /* }}} */
10394
10395     Colon_ = UCLocalize("COLON_DELIMITED");
10396     Elision_ = UCLocalize("ELISION");
10397     Error_ = UCLocalize("ERROR");
10398     Warning_ = UCLocalize("WARNING");
10399
10400     _trace();
10401     int value(UIApplicationMain(argc, argv, @"Cydia", @"Cydia"));
10402
10403     CGColorSpaceRelease(space_);
10404     CFRelease(Locale_);
10405
10406     return value;
10407 }