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