Cydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2009  Jay Freeman (saurik)
   3 */
   4
   5 /*
   6  *        Redistribution and use in source and binary
   7  * forms, with or without modification, are permitted
   8  * provided that the following conditions are met:
   9  *
  10  * 1. Redistributions of source code must retain the
  11  *    above copyright notice, this list of conditions
  12  *    and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the
  14  *    above copyright notice, this list of conditions
  15  *    and the following disclaimer in the documentation
  16  *    and/or other materials provided with the
  17  *    distribution.
  18  * 3. The name of the author may not be used to endorse
  19  *    or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  24  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  25  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  27  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  28  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  29  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  32  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  33  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  34  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  35  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36 */
  37
  38 // XXX: wtf/FastMalloc.h... wtf?
  39 #define USE_SYSTEM_MALLOC 1
  40
  41 /* #include Directives {{{ */
  42 #import "UICaboodle/UCPlatform.h"
  43 #import "UICaboodle/UCLocalize.h"
  44
  45 #include <objc/message.h>
  46 #include <objc/objc.h>
  47 #include <objc/runtime.h>
  48
  49 #include <CoreGraphics/CoreGraphics.h>
  50 #include <GraphicsServices/GraphicsServices.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 #import <UIKit/UIKit.h>
  63
  64 #include <WebCore/WebCoreThread.h>
  65 #import <WebKit/WebDefaultUIKitDelegate.h>
  66
  67 #include <algorithm>
  68 #include <iomanip>
  69 #include <sstream>
  70 #include <string>
  71
  72 #include <ext/stdio_filebuf.h>
  73
  74 #include <apt-pkg/acquire.h>
  75 #include <apt-pkg/acquire-item.h>
  76 #include <apt-pkg/algorithms.h>
  77 #include <apt-pkg/cachefile.h>
  78 #include <apt-pkg/clean.h>
  79 #include <apt-pkg/configuration.h>
  80 #include <apt-pkg/debindexfile.h>
  81 #include <apt-pkg/debmetaindex.h>
  82 #include <apt-pkg/error.h>
  83 #include <apt-pkg/init.h>
  84 #include <apt-pkg/mmap.h>
  85 #include <apt-pkg/pkgrecords.h>
  86 #include <apt-pkg/sha1.h>
  87 #include <apt-pkg/sourcelist.h>
  88 #include <apt-pkg/sptr.h>
  89 #include <apt-pkg/strutl.h>
  90 #include <apt-pkg/tagfile.h>
  91
  92 #include <apr-1/apr_pools.h>
  93
  94 #include <sys/types.h>
  95 #include <sys/stat.h>
  96 #include <sys/sysctl.h>
  97 #include <sys/param.h>
  98 #include <sys/mount.h>
  99
 100 #include <notify.h>
 101 #include <dlfcn.h>
 102
 103 extern "C" {
 104 #include <mach-o/nlist.h>
 105 }
 106
 107 #include <cstdio>
 108 #include <cstdlib>
 109 #include <cstring>
 110
 111 #include <errno.h>
 112 #include <pcre.h>
 113
 114 #include <ext/hash_map>
 115
 116 #import "UICaboodle/BrowserView.h"
 117 #import "UICaboodle/ResetView.h"
 118
 119 #import "substrate.h"
 120 /* }}} */
 121
 122 //#define _finline __attribute__((force_inline))
 123 #define _finline inline
 124
 125 struct timeval _ltv;
 126 bool _itv;
 127
 128 #define _limit(count) do { \
 129     static size_t _count(0); \
 130     if (++_count == count) \
 131         exit(0); \
 132 } while (false)
 133
 134 /* Profiler {{{ */
 135 #define _timestamp ({ \
 136     struct timeval tv; \
 137     gettimeofday(&tv, NULL); \
 138     tv.tv_sec * 1000000 + tv.tv_usec; \
 139 })
 140
 141 typedef std::vector<class ProfileTime *> TimeList;
 142 TimeList times_;
 143
 144 class ProfileTime {
 145   private:
 146     const char *name_;
 147     uint64_t total_;
 148     uint64_t count_;
 149
 150   public:
 151     ProfileTime(const char *name) :
 152         name_(name),
 153         total_(0)
 154     {
 155         times_.push_back(this);
 156     }
 157
 158     void AddTime(uint64_t time) {
 159         total_ += time;
 160         ++count_;
 161     }
 162
 163     void Print() {
 164         if (total_ != 0)
 165             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 166         total_ = 0;
 167         count_ = 0;
 168     }
 169 };
 170
 171 class ProfileTimer {
 172   private:
 173     ProfileTime &time_;
 174     uint64_t start_;
 175
 176   public:
 177     ProfileTimer(ProfileTime &time) :
 178         time_(time),
 179         start_(_timestamp)
 180     {
 181     }
 182
 183     ~ProfileTimer() {
 184         time_.AddTime(_timestamp - start_);
 185     }
 186 };
 187
 188 void PrintTimes() {
 189     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 190         (*i)->Print();
 191     std::cerr << "========" << std::endl;
 192 }
 193
 194 #define _profile(name) { \
 195     static ProfileTime name(#name); \
 196     ProfileTimer _ ## name(name);
 197
 198 #define _end }
 199 /* }}} */
 200 /* Objective-C Handle<> {{{ */
 201 template <typename Type_>
 202 class _H {
 203     typedef _H<Type_> This_;
 204
 205   private:
 206     Type_ *value_;
 207
 208     _finline void Retain_() {
 209         if (value_ != nil)
 210             [value_ retain];
 211     }
 212
 213     _finline void Clear_() {
 214         if (value_ != nil)
 215             [value_ release];
 216     }
 217
 218   public:
 219     _finline _H(const This_ &rhs) :
 220         value_(rhs.value_ == nil ? nil : [rhs.value_ retain])
 221     {
 222     }
 223
 224     _finline _H(Type_ *value = NULL, bool mended = false) :
 225         value_(value)
 226     {
 227         if (!mended)
 228             Retain_();
 229     }
 230
 231     _finline ~_H() {
 232         Clear_();
 233     }
 234
 235     _finline operator Type_ *() const {
 236         return value_;
 237     }
 238
 239     _finline This_ &operator =(Type_ *value) {
 240         if (value_ != value) {
 241             Type_ *old(value_);
 242             value_ = value;
 243             Retain_();
 244             if (old != nil)
 245                 [old release];
 246         } return *this;
 247     }
 248 };
 249 /* }}} */
 250
 251 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 252
 253 void NSLogPoint(const char *fix, const CGPoint &point) {
 254     NSLog(@"%s(%g,%g)", fix, point.x, point.y);
 255 }
 256
 257 void NSLogRect(const char *fix, const CGRect &rect) {
 258     NSLog(@"%s(%g,%g)+(%g,%g)", fix, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 259 }
 260
 261 @interface NSObject (Cydia)
 262 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 263 - (id) yieldToSelector:(SEL)selector;
 264 @end
 265
 266 @implementation NSObject (Cydia)
 267
 268 - (void) doNothing {
 269 }
 270
 271 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 272     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 273     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 274     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 275
 276     /* XXX: deal with exceptions */
 277     id value([self performSelector:selector withObject:object]);
 278
 279     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 280     [context removeAllObjects];
 281     if ([signature methodReturnLength] != 0 && value != nil)
 282         [context addObject:value];
 283
 284     stopped = true;
 285
 286     [self
 287         performSelectorOnMainThread:@selector(doNothing)
 288         withObject:nil
 289         waitUntilDone:NO
 290     ];
 291 }
 292
 293 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 294     /*return [self performSelector:selector withObject:object];*/
 295
 296     volatile bool stopped(false);
 297
 298     NSMutableArray *context([NSMutableArray arrayWithObjects:
 299         [NSValue valueWithPointer:selector],
 300         [NSValue valueWithNonretainedObject:object],
 301         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 302     nil]);
 303
 304     NSThread *thread([[[NSThread alloc]
 305         initWithTarget:self
 306         selector:@selector(_yieldToContext:)
 307         object:context
 308     ] autorelease]);
 309
 310     [thread start];
 311
 312     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 313     NSDate *future([NSDate distantFuture]);
 314
 315     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 316
 317     return [context count] == 0 ? nil : [context objectAtIndex:0];
 318 }
 319
 320 - (id) yieldToSelector:(SEL)selector {
 321     return [self yieldToSelector:selector withObject:nil];
 322 }
 323
 324 @end
 325
 326 /* NSForcedOrderingSearch doesn't work on the iPhone */
 327 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 328 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 329 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 330
 331 /* iPhoneOS 2.0 Compatibility {{{ */
 332 #ifdef __OBJC2__
 333 @interface UITextView (iPhoneOS)
 334 - (void) setTextSize:(float)size;
 335 @end
 336
 337 @implementation UITextView (iPhoneOS)
 338
 339 - (void) setTextSize:(float)size {
 340     [self setFont:[[self font] fontWithSize:size]];
 341 }
 342
 343 @end
 344 #endif
 345 /* }}} */
 346
 347 /* Information Dictionaries {{{ */
 348 @interface NSMutableArray (Cydia)
 349 - (void) addInfoDictionary:(NSDictionary *)info;
 350 @end
 351
 352 @implementation NSMutableArray (Cydia)
 353
 354 - (void) addInfoDictionary:(NSDictionary *)info {
 355     [self addObject:info];
 356 }
 357
 358 @end
 359
 360 @interface NSMutableDictionary (Cydia)
 361 - (void) addInfoDictionary:(NSDictionary *)info;
 362 @end
 363
 364 @implementation NSMutableDictionary (Cydia)
 365
 366 - (void) addInfoDictionary:(NSDictionary *)info {
 367     NSString *bundle = [info objectForKey:@"CFBundleIdentifier"];
 368     [self setObject:info forKey:bundle];
 369 }
 370
 371 @end
 372 /* }}} */
 373 /* Pop Transitions {{{ */
 374 @interface PopTransitionView : UITransitionView {
 375 }
 376
 377 @end
 378
 379 @implementation PopTransitionView
 380
 381 - (void) transitionViewDidComplete:(UITransitionView *)view fromView:(UIView *)from toView:(UIView *)to {
 382     if (from != nil && to == nil)
 383         [self removeFromSuperview];
 384 }
 385
 386 @end
 387
 388 @implementation UIView (PopUpView)
 389
 390 - (void) popFromSuperviewAnimated:(BOOL)animated {
 391     [[self superview] transition:(animated ? UITransitionPushFromTop : UITransitionNone) toView:nil];
 392 }
 393
 394 - (void) popSubview:(UIView *)view {
 395     UITransitionView *transition([[[PopTransitionView alloc] initWithFrame:[self bounds]] autorelease]);
 396     [transition setDelegate:transition];
 397     [self addSubview:transition];
 398
 399     UIView *blank = [[[UIView alloc] initWithFrame:[transition bounds]] autorelease];
 400     [transition transition:UITransitionNone toView:blank];
 401     [transition transition:UITransitionPushFromBottom toView:view];
 402 }
 403
 404 @end
 405 /* }}} */
 406
 407 #define lprintf(args...) fprintf(stderr, args)
 408
 409 #define ForRelease 1
 410 #define TraceLogging (1 && !ForRelease)
 411 #define HistogramInsertionSort (0 && !ForRelease)
 412 #define ProfileTimes (0 && !ForRelease)
 413 #define ForSaurik (0 && !ForRelease)
 414 #define LogBrowser (1 && !ForRelease)
 415 #define TrackResize (0 && !ForRelease)
 416 #define ManualRefresh (1 && !ForRelease)
 417 #define ShowInternals (0 && !ForRelease)
 418 #define IgnoreInstall (0 && !ForRelease)
 419 #define RecycleWebViews 0
 420 #define RecyclePackageViews 1
 421 #define AlwaysReload (0 && !ForRelease)
 422
 423 #if !TraceLogging
 424 #undef _trace
 425 #define _trace(args...)
 426 #endif
 427
 428 #if !ProfileTimes
 429 #undef _profile
 430 #define _profile(name) {
 431 #undef _end
 432 #define _end }
 433 #define PrintTimes() do {} while (false)
 434 #endif
 435
 436 /* Radix Sort {{{ */
 437 typedef uint32_t (*SKRadixFunction)(id, void *);
 438
 439 @interface NSMutableArray (Radix)
 440 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object;
 441 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 442 @end
 443
 444 struct RadixItem_ {
 445     size_t index;
 446     uint32_t key;
 447 };
 448
 449 static void RadixSort_(NSMutableArray *self, size_t count, struct RadixItem_ *swap) {
 450     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 451
 452     static const size_t width = 32;
 453     static const size_t bits = 11;
 454     static const size_t slots = 1 << bits;
 455     static const size_t passes = (width + (bits - 1)) / bits;
 456
 457     size_t *hist(new size_t[slots]);
 458
 459     for (size_t pass(0); pass != passes; ++pass) {
 460         memset(hist, 0, sizeof(size_t) * slots);
 461
 462         for (size_t i(0); i != count; ++i) {
 463             uint32_t key(lhs[i].key);
 464             key >>= pass * bits;
 465             key &= _not(uint32_t) >> width - bits;
 466             ++hist[key];
 467         }
 468
 469         size_t offset(0);
 470         for (size_t i(0); i != slots; ++i) {
 471             size_t local(offset);
 472             offset += hist[i];
 473             hist[i] = local;
 474         }
 475
 476         for (size_t i(0); i != count; ++i) {
 477             uint32_t key(lhs[i].key);
 478             key >>= pass * bits;
 479             key &= _not(uint32_t) >> width - bits;
 480             rhs[hist[key]++] = lhs[i];
 481         }
 482
 483         RadixItem_ *tmp(lhs);
 484         lhs = rhs;
 485         rhs = tmp;
 486     }
 487
 488     delete [] hist;
 489
 490     NSMutableArray *values([NSMutableArray arrayWithCapacity:count]);
 491     for (size_t i(0); i != count; ++i)
 492         [values addObject:[self objectAtIndex:lhs[i].index]];
 493     [self setArray:values];
 494
 495     delete [] swap;
 496 }
 497
 498 @implementation NSMutableArray (Radix)
 499
 500 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object {
 501     size_t count([self count]);
 502     if (count == 0)
 503         return;
 504
 505 #if 0
 506     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[NSMethodSignature signatureWithObjCTypes:"L12@0:4@8"]]);
 507     [invocation setSelector:selector];
 508     [invocation setArgument:&object atIndex:2];
 509 #else
 510     /* XXX: this is an unsafe optimization of doomy hell */
 511     Method method(class_getInstanceMethod([[self objectAtIndex:0] class], selector));
 512     _assert(method != NULL);
 513     uint32_t (*imp)(id, SEL, id) = reinterpret_cast<uint32_t (*)(id, SEL, id)>(method_getImplementation(method));
 514     _assert(imp != NULL);
 515 #endif
 516
 517     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 518
 519     for (size_t i(0); i != count; ++i) {
 520         RadixItem_ &item(swap[i]);
 521         item.index = i;
 522
 523         id object([self objectAtIndex:i]);
 524
 525 #if 0
 526         [invocation setTarget:object];
 527         [invocation invoke];
 528         [invocation getReturnValue:&item.key];
 529 #else
 530         item.key = imp(object, selector, object);
 531 #endif
 532     }
 533
 534     RadixSort_(self, count, swap);
 535 }
 536
 537 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 538     size_t count([self count]);
 539     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 540
 541     for (size_t i(0); i != count; ++i) {
 542         RadixItem_ &item(swap[i]);
 543         item.index = i;
 544
 545         id object([self objectAtIndex:i]);
 546         item.key = function(object, argument);
 547     }
 548
 549     RadixSort_(self, count, swap);
 550 }
 551
 552 @end
 553 /* }}} */
 554 /* Insertion Sort {{{ */
 555
 556 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 557     const char *ptr = (const char *)list;
 558     while (0 < count) {
 559         CFIndex half = count / 2;
 560         const char *probe = ptr + elementSize * half;
 561         CFComparisonResult cr = comparator(element, probe, context);
 562         if (0 == cr) return (probe - (const char *)list) / elementSize;
 563         ptr = (cr < 0) ? ptr : probe + elementSize;
 564         count = (cr < 0) ? half : (half + (count & 1) - 1);
 565     }
 566     return (ptr - (const char *)list) / elementSize;
 567 }
 568
 569 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 570     const char *ptr = (const char *)list;
 571     while (0 < count) {
 572         CFIndex half = count / 2;
 573         const char *probe = ptr + elementSize * half;
 574         CFComparisonResult cr = comparator(element, probe, context);
 575         if (0 == cr) return (probe - (const char *)list) / elementSize;
 576         ptr = (cr < 0) ? ptr : probe + elementSize;
 577         count = (cr < 0) ? half : (half + (count & 1) - 1);
 578     }
 579     return (ptr - (const char *)list) / elementSize;
 580 }
 581
 582 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 583     if (range.length == 0)
 584         return;
 585     const void **values(new const void *[range.length]);
 586     CFArrayGetValues(array, range, values);
 587
 588 #if HistogramInsertionSort
 589     uint32_t total(0), *offsets(new uint32_t[range.length]);
 590 #endif
 591
 592     for (CFIndex index(1); index != range.length; ++index) {
 593         const void *value(values[index]);
 594         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 595         CFIndex correct(index);
 596         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan)
 597             if (--correct == 0)
 598                 break;
 599         if (correct != index) {
 600             size_t offset(index - correct);
 601 #if HistogramInsertionSort
 602             total += offset;
 603             ++offsets[offset];
 604             if (offset > 10)
 605                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 606 #endif
 607             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 608             values[correct] = value;
 609         }
 610     }
 611
 612     CFArrayReplaceValues(array, range, values, range.length);
 613     delete [] values;
 614
 615 #if HistogramInsertionSort
 616     for (CFIndex index(0); index != range.length; ++index)
 617         if (offsets[index] != 0)
 618             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 619     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 620     delete [] offsets;
 621 #endif
 622 }
 623
 624 /* }}} */
 625
 626 /* Apple Bug Fixes {{{ */
 627 @implementation UIWebDocumentView (Cydia)
 628
 629 - (void) _setScrollerOffset:(CGPoint)offset {
 630     UIScroller *scroller([self _scroller]);
 631
 632     CGSize size([scroller contentSize]);
 633     CGSize bounds([scroller bounds].size);
 634
 635     CGPoint max;
 636     max.x = size.width - bounds.width;
 637     max.y = size.height - bounds.height;
 638
 639     // wtf Apple?!
 640     if (max.x < 0)
 641         max.x = 0;
 642     if (max.y < 0)
 643         max.y = 0;
 644
 645     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 646     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 647
 648     [scroller setOffset:offset];
 649 }
 650
 651 @end
 652 /* }}} */
 653
 654 typedef enum {
 655     kUIControlEventMouseDown = 1 << 0,
 656     kUIControlEventMouseMovedInside = 1 << 2, // mouse moved inside control target
 657     kUIControlEventMouseMovedOutside = 1 << 3, // mouse moved outside control target
 658     kUIControlEventMouseUpInside = 1 << 6, // mouse up inside control target
 659     kUIControlEventMouseUpOutside = 1 << 7, // mouse up outside control target
 660     kUIControlAllEvents = (kUIControlEventMouseDown | kUIControlEventMouseMovedInside | kUIControlEventMouseMovedOutside | kUIControlEventMouseUpInside | kUIControlEventMouseUpOutside)
 661 } UIControlEventMasks;
 662
 663 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 664     size_t length([self length] - state->state);
 665     if (length <= 0)
 666         return 0;
 667     else if (length > count)
 668         length = count;
 669     for (size_t i(0); i != length; ++i)
 670         objects[i] = [self item:state->state++];
 671     state->itemsPtr = objects;
 672     state->mutationsPtr = (unsigned long *) self;
 673     return length;
 674 }
 675
 676 @interface NSString (UIKit)
 677 - (NSString *) stringByAddingPercentEscapes;
 678 - (NSString *) stringByReplacingCharacter:(unsigned short)arg0 withCharacter:(unsigned short)arg1;
 679 @end
 680
 681 @interface NSString (Cydia)
 682 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 683 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 684 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 685 - (NSComparisonResult) compareByPath:(NSString *)other;
 686 - (NSString *) stringByCachingURLWithCurrentCDN;
 687 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 688 @end
 689
 690 @implementation NSString (Cydia)
 691
 692 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 693     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 694 }
 695
 696 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 697     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 698     memcpy(data, bytes, length);
 699     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 700 }
 701
 702 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 703     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 704 }
 705
 706 - (NSComparisonResult) compareByPath:(NSString *)other {
 707     NSString *prefix = [self commonPrefixWithString:other options:0];
 708     size_t length = [prefix length];
 709
 710     NSRange lrange = NSMakeRange(length, [self length] - length);
 711     NSRange rrange = NSMakeRange(length, [other length] - length);
 712
 713     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 714     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 715
 716     NSComparisonResult value;
 717
 718     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 719         value = NSOrderedSame;
 720     else if (lrange.location == NSNotFound)
 721         value = NSOrderedAscending;
 722     else if (rrange.location == NSNotFound)
 723         value = NSOrderedDescending;
 724     else
 725         value = NSOrderedSame;
 726
 727     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 728         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 729     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 730         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 731
 732     NSComparisonResult result = [lpath compare:rpath];
 733     return result == NSOrderedSame ? value : result;
 734 }
 735
 736 - (NSString *) stringByCachingURLWithCurrentCDN {
 737     return [self
 738         stringByReplacingOccurrencesOfString:@"://"
 739         withString:@"://ne.edgecastcdn.net/8003A4/"
 740         options:0
 741         /* XXX: this is somewhat inaccurate */
 742         range:NSMakeRange(0, 10)
 743     ];
 744 }
 745
 746 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 747     return [(id)CFURLCreateStringByAddingPercentEscapes(
 748         kCFAllocatorDefault,
 749         (CFStringRef) self,
 750         NULL,
 751         CFSTR(";/?:@&=+$,"),
 752         kCFStringEncodingUTF8
 753     ) autorelease];
 754 }
 755
 756 @end
 757
 758 class CYString {
 759   private:
 760     char *data_;
 761     size_t size_;
 762     CFStringRef cache_;
 763
 764     _finline void clear_() {
 765         if (cache_ != NULL) {
 766             CFRelease(cache_);
 767             cache_ = NULL;
 768         }
 769     }
 770
 771   public:
 772     _finline bool empty() const {
 773         return size_ == 0;
 774     }
 775
 776     _finline size_t size() const {
 777         return size_;
 778     }
 779
 780     _finline char *data() const {
 781         return data_;
 782     }
 783
 784     _finline void clear() {
 785         size_ = 0;
 786         clear_();
 787     }
 788
 789     _finline CYString() :
 790         data_(0),
 791         size_(0),
 792         cache_(NULL)
 793     {
 794     }
 795
 796     _finline ~CYString() {
 797         clear_();
 798     }
 799
 800     void operator =(const CYString &rhs) {
 801         data_ = rhs.data_;
 802         size_ = rhs.size_;
 803
 804         if (rhs.cache_ == nil)
 805             cache_ = NULL;
 806         else
 807             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 808     }
 809
 810     void set(apr_pool_t *pool, const char *data, size_t size) {
 811         if (size == 0)
 812             clear();
 813         else {
 814             clear_();
 815
 816             char *temp(reinterpret_cast<char *>(apr_palloc(pool, size + 1)));
 817             memcpy(temp, data, size);
 818             temp[size] = '\0';
 819             data_ = temp;
 820             size_ = size;
 821         }
 822     }
 823
 824     _finline void set(apr_pool_t *pool, const char *data) {
 825         set(pool, data, data == NULL ? 0 : strlen(data));
 826     }
 827
 828     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 829         set(pool, rhs.data(), rhs.size());
 830     }
 831
 832     bool operator ==(const CYString &rhs) const {
 833         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 834     }
 835
 836     operator CFStringRef() {
 837         if (cache_ == NULL) {
 838             if (size_ == 0)
 839                 return nil;
 840             cache_ = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<uint8_t *>(data_), size_, kCFStringEncodingUTF8, NO, kCFAllocatorNull);
 841         } return cache_;
 842     }
 843
 844     _finline operator id() {
 845         return (NSString *) static_cast<CFStringRef>(*this);
 846     }
 847 };
 848
 849 extern "C" {
 850     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 851 }
 852
 853 struct NSStringMapHash :
 854     std::unary_function<NSString *, size_t>
 855 {
 856     _finline size_t operator ()(NSString *value) const {
 857         return CFStringHashNSString((CFStringRef) value);
 858     }
 859 };
 860
 861 struct NSStringMapLess :
 862     std::binary_function<NSString *, NSString *, bool>
 863 {
 864     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 865         return [lhs compare:rhs] == NSOrderedAscending;
 866     }
 867 };
 868
 869 struct NSStringMapEqual :
 870     std::binary_function<NSString *, NSString *, bool>
 871 {
 872     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 873         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 874         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 875         //[lhs isEqualToString:rhs];
 876     }
 877 };
 878
 879 /* Perl-Compatible RegEx {{{ */
 880 class Pcre {
 881   private:
 882     pcre *code_;
 883     pcre_extra *study_;
 884     int capture_;
 885     int *matches_;
 886     const char *data_;
 887
 888   public:
 889     Pcre(const char *regex) :
 890         study_(NULL)
 891     {
 892         const char *error;
 893         int offset;
 894         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 895
 896         if (code_ == NULL) {
 897             lprintf("%d:%s\n", offset, error);
 898             _assert(false);
 899         }
 900
 901         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 902         matches_ = new int[(capture_ + 1) * 3];
 903     }
 904
 905     ~Pcre() {
 906         pcre_free(code_);
 907         delete matches_;
 908     }
 909
 910     NSString *operator [](size_t match) {
 911         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 912     }
 913
 914     bool operator ()(NSString *data) {
 915         // XXX: length is for characters, not for bytes
 916         return operator ()([data UTF8String], [data length]);
 917     }
 918
 919     bool operator ()(const char *data, size_t size) {
 920         data_ = data;
 921         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 922     }
 923 };
 924 /* }}} */
 925 /* Mime Addresses {{{ */
 926 @interface Address : NSObject {
 927     NSString *name_;
 928     NSString *address_;
 929 }
 930
 931 - (NSString *) name;
 932 - (NSString *) address;
 933
 934 - (void) setAddress:(NSString *)address;
 935
 936 + (Address *) addressWithString:(NSString *)string;
 937 - (Address *) initWithString:(NSString *)string;
 938 @end
 939
 940 @implementation Address
 941
 942 - (void) dealloc {
 943     [name_ release];
 944     if (address_ != nil)
 945         [address_ release];
 946     [super dealloc];
 947 }
 948
 949 - (NSString *) name {
 950     return name_;
 951 }
 952
 953 - (NSString *) address {
 954     return address_;
 955 }
 956
 957 - (void) setAddress:(NSString *)address {
 958     if (address_ != nil)
 959         [address_ autorelease];
 960     if (address == nil)
 961         address_ = nil;
 962     else
 963         address_ = [address retain];
 964 }
 965
 966 + (Address *) addressWithString:(NSString *)string {
 967     return [[[Address alloc] initWithString:string] autorelease];
 968 }
 969
 970 + (NSArray *) _attributeKeys {
 971     return [NSArray arrayWithObjects:@"address", @"name", nil];
 972 }
 973
 974 - (NSArray *) attributeKeys {
 975     return [[self class] _attributeKeys];
 976 }
 977
 978 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 979     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 980 }
 981
 982 - (Address *) initWithString:(NSString *)string {
 983     if ((self = [super init]) != nil) {
 984         const char *data = [string UTF8String];
 985         size_t size = [string length];
 986
 987         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 988
 989         if (address_r(data, size)) {
 990             name_ = [address_r[1] retain];
 991             address_ = [address_r[2] retain];
 992         } else {
 993             name_ = [string retain];
 994             address_ = nil;
 995         }
 996     } return self;
 997 }
 998
 999 @end
1000 /* }}} */
1001 /* CoreGraphics Primitives {{{ */
1002 class CGColor {
1003   private:
1004     CGColorRef color_;
1005
1006   public:
1007     CGColor() :
1008         color_(NULL)
1009     {
1010     }
1011
1012     CGColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
1013         color_(NULL)
1014     {
1015         Set(space, red, green, blue, alpha);
1016     }
1017
1018     void Clear() {
1019         if (color_ != NULL)
1020             CGColorRelease(color_);
1021     }
1022
1023     ~CGColor() {
1024         Clear();
1025     }
1026
1027     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1028         Clear();
1029         float color[] = {red, green, blue, alpha};
1030         color_ = CGColorCreate(space, color);
1031     }
1032
1033     operator CGColorRef() {
1034         return color_;
1035     }
1036 };
1037 /* }}} */
1038
1039 extern "C" void UISetColor(CGColorRef color);
1040
1041 /* Random Global Variables {{{ */
1042 static const int PulseInterval_ = 50000;
1043 static const int ButtonBarHeight_ = 48;
1044 static const float KeyboardTime_ = 0.3f;
1045
1046 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1047 #define NotifyConfig_ "/etc/notify.conf"
1048
1049 static bool Queuing_;
1050
1051 static CGColor Blue_;
1052 static CGColor Blueish_;
1053 static CGColor Black_;
1054 static CGColor Off_;
1055 static CGColor White_;
1056 static CGColor Gray_;
1057 static CGColor Green_;
1058 static CGColor Purple_;
1059 static CGColor Purplish_;
1060
1061 static UIColor *InstallingColor_;
1062 static UIColor *RemovingColor_;
1063
1064 static NSString *App_;
1065 static NSString *Home_;
1066 static BOOL Sounds_Keyboard_;
1067
1068 static BOOL Advanced_;
1069 static BOOL Loaded_;
1070 static BOOL Ignored_;
1071
1072 static UIFont *Font12_;
1073 static UIFont *Font12Bold_;
1074 static UIFont *Font14_;
1075 static UIFont *Font18Bold_;
1076 static UIFont *Font22Bold_;
1077
1078 static const char *Machine_ = NULL;
1079 static const NSString *UniqueID_ = nil;
1080 static const NSString *Build_ = nil;
1081 static const NSString *Product_ = nil;
1082 static const NSString *Safari_ = nil;
1083
1084 CFLocaleRef Locale_;
1085 NSArray *Languages_;
1086 CGColorSpaceRef space_;
1087
1088 bool bootstrap_;
1089 bool reload_;
1090
1091 static NSDictionary *SectionMap_;
1092 static NSMutableDictionary *Metadata_;
1093 static _transient NSMutableDictionary *Settings_;
1094 static _transient NSString *Role_;
1095 static _transient NSMutableDictionary *Packages_;
1096 static _transient NSMutableDictionary *Sections_;
1097 static _transient NSMutableDictionary *Sources_;
1098 static bool Changed_;
1099 static NSDate *now_;
1100
1101 #if RecycleWebViews
1102 static NSMutableArray *Documents_;
1103 #endif
1104
1105 NSString *GetLastUpdate() {
1106     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1107
1108     if (update == nil)
1109         return UCLocalize("NEVER_OR_UNKNOWN");
1110
1111     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1112     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1113
1114     CFRelease(formatter);
1115
1116     return [(NSString *) formatted autorelease];
1117 }
1118 /* }}} */
1119 /* Display Helpers {{{ */
1120 inline float Interpolate(float begin, float end, float fraction) {
1121     return (end - begin) * fraction + begin;
1122 }
1123
1124 /* XXX: localize this! */
1125 NSString *SizeString(double size) {
1126     bool negative = size < 0;
1127     if (negative)
1128         size = -size;
1129
1130     unsigned power = 0;
1131     while (size > 1024) {
1132         size /= 1024;
1133         ++power;
1134     }
1135
1136     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1137
1138     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1139 }
1140
1141 static _finline CFStringRef CFCString(const char *value) {
1142     return CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(value), strlen(value), kCFStringEncodingUTF8, NO, kCFAllocatorNull);
1143 }
1144
1145 const char *StripVersion_(const char *version) {
1146     const char *colon(strchr(version, ':'));
1147     if (colon != NULL)
1148         version = colon + 1;
1149     return version;
1150 }
1151
1152 CFStringRef StripVersion(const char *version) {
1153     const char *colon(strchr(version, ':'));
1154     if (colon != NULL)
1155         version = colon + 1;
1156     return CFStringCreateWithBytes(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(version), strlen(version), kCFStringEncodingUTF8, NO);
1157     // XXX: performance
1158     return CFCString(version);
1159 }
1160
1161 NSString *LocalizeSection(NSString *section) {
1162     static Pcre title_r("^(.*?) \\((.*)\\)$");
1163     if (title_r(section)) {
1164         NSString *parent(title_r[1]);
1165         NSString *child(title_r[2]);
1166
1167         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1168             LocalizeSection(parent),
1169             LocalizeSection(child)
1170         ];
1171     }
1172
1173     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1174 }
1175
1176 NSString *Simplify(NSString *title) {
1177     const char *data = [title UTF8String];
1178     size_t size = [title length];
1179
1180     static Pcre square_r("^\\[(.*)\\]$");
1181     if (square_r(data, size))
1182         return Simplify(square_r[1]);
1183
1184     static Pcre paren_r("^\\((.*)\\)$");
1185     if (paren_r(data, size))
1186         return Simplify(paren_r[1]);
1187
1188     static Pcre title_r("^(.*?) \\((.*)\\)$");
1189     if (title_r(data, size))
1190         return Simplify(title_r[1]);
1191
1192     return title;
1193 }
1194 /* }}} */
1195
1196 bool isSectionVisible(NSString *section) {
1197     NSDictionary *metadata([Sections_ objectForKey:section]);
1198     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1199     return hidden == nil || ![hidden boolValue];
1200 }
1201
1202 /* Delegate Prototypes {{{ */
1203 @class Package;
1204 @class Source;
1205
1206 @interface NSObject (ProgressDelegate)
1207 @end
1208
1209 @implementation NSObject(ProgressDelegate)
1210
1211 - (void) _setProgressError:(NSArray *)args {
1212     [self performSelector:@selector(setProgressError:forPackage:)
1213         withObject:[args objectAtIndex:0]
1214         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1215     ];
1216 }
1217
1218 @end
1219
1220 @protocol ProgressDelegate
1221 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id;
1222 - (void) setProgressTitle:(NSString *)title;
1223 - (void) setProgressPercent:(float)percent;
1224 - (void) startProgress;
1225 - (void) addProgressOutput:(NSString *)output;
1226 - (bool) isCancelling:(size_t)received;
1227 @end
1228
1229 @protocol ConfigurationDelegate
1230 - (void) repairWithSelector:(SEL)selector;
1231 - (void) setConfigurationData:(NSString *)data;
1232 @end
1233
1234 @class PackageView;
1235
1236 @protocol CydiaDelegate
1237 - (void) setPackageView:(PackageView *)view;
1238 - (void) clearPackage:(Package *)package;
1239 - (void) installPackage:(Package *)package;
1240 - (void) removePackage:(Package *)package;
1241 - (void) slideUp:(UIActionSheet *)alert;
1242 - (void) distUpgrade;
1243 - (void) updateData;
1244 - (void) syncData;
1245 - (void) askForSettings;
1246 - (UIProgressHUD *) addProgressHUD;
1247 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1248 - (RVPage *) pageForPackage:(NSString *)name;
1249 - (PackageView *) packageView;
1250 @end
1251 /* }}} */
1252
1253 /* Status Delegation {{{ */
1254 class Status :
1255     public pkgAcquireStatus
1256 {
1257   private:
1258     _transient NSObject<ProgressDelegate> *delegate_;
1259
1260   public:
1261     Status() :
1262         delegate_(nil)
1263     {
1264     }
1265
1266     void setDelegate(id delegate) {
1267         delegate_ = delegate;
1268     }
1269
1270     virtual bool MediaChange(std::string media, std::string drive) {
1271         return false;
1272     }
1273
1274     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1275     }
1276
1277     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1278         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1279         [delegate_ setProgressTitle:[NSString stringWithUTF8String:("Downloading " + item.ShortDesc).c_str()]];
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         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1297         NSArray *fields([description componentsSeparatedByString:@" "]);
1298         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1299
1300         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
1301             withObject:[NSArray arrayWithObjects:
1302                 [NSString stringWithUTF8String:error.c_str()],
1303                 source,
1304             nil]
1305             waitUntilDone:YES
1306         ];
1307     }
1308
1309     virtual bool Pulse(pkgAcquire *Owner) {
1310         bool value = pkgAcquireStatus::Pulse(Owner);
1311
1312         float percent(
1313             double(CurrentBytes + CurrentItems) /
1314             double(TotalBytes + TotalItems)
1315         );
1316
1317         [delegate_ setProgressPercent:percent];
1318         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1319     }
1320
1321     virtual void Start() {
1322         [delegate_ startProgress];
1323     }
1324
1325     virtual void Stop() {
1326     }
1327 };
1328 /* }}} */
1329 /* Progress Delegation {{{ */
1330 class Progress :
1331     public OpProgress
1332 {
1333   private:
1334     _transient id<ProgressDelegate> delegate_;
1335
1336   protected:
1337     virtual void Update() {
1338         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1339         [delegate_ setProgressPercent:(Percent / 100)];*/
1340     }
1341
1342   public:
1343     Progress() :
1344         delegate_(nil)
1345     {
1346     }
1347
1348     void setDelegate(id delegate) {
1349         delegate_ = delegate;
1350     }
1351
1352     virtual void Done() {
1353         //[delegate_ setProgressPercent:1];
1354     }
1355 };
1356 /* }}} */
1357
1358 /* Database Interface {{{ */
1359 typedef std::map< unsigned long, _H<Source> > SourceMap;
1360
1361 @interface Database : NSObject {
1362     NSZone *zone_;
1363     apr_pool_t *pool_;
1364
1365     unsigned era_;
1366
1367     pkgCacheFile cache_;
1368     pkgDepCache::Policy *policy_;
1369     pkgRecords *records_;
1370     pkgProblemResolver *resolver_;
1371     pkgAcquire *fetcher_;
1372     FileFd *lock_;
1373     SPtr<pkgPackageManager> manager_;
1374     pkgSourceList *list_;
1375
1376     SourceMap sources_;
1377     NSMutableArray *packages_;
1378
1379     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1380     Status status_;
1381     Progress progress_;
1382
1383     int cydiafd_;
1384     int statusfd_;
1385     FILE *input_;
1386 }
1387
1388 + (Database *) sharedInstance;
1389 - (unsigned) era;
1390
1391 - (void) _readCydia:(NSNumber *)fd;
1392 - (void) _readStatus:(NSNumber *)fd;
1393 - (void) _readOutput:(NSNumber *)fd;
1394
1395 - (FILE *) input;
1396
1397 - (Package *) packageWithName:(NSString *)name;
1398
1399 - (pkgCacheFile &) cache;
1400 - (pkgDepCache::Policy *) policy;
1401 - (pkgRecords *) records;
1402 - (pkgProblemResolver *) resolver;
1403 - (pkgAcquire &) fetcher;
1404 - (pkgSourceList &) list;
1405 - (NSArray *) packages;
1406 - (NSArray *) sources;
1407 - (void) reloadData;
1408
1409 - (void) configure;
1410 - (void) prepare;
1411 - (void) perform;
1412 - (void) upgrade;
1413 - (void) update;
1414
1415 - (NSString *) updateWithStatus:(Status &)status;
1416
1417 - (void) setDelegate:(id)delegate;
1418 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1419 @end
1420 /* }}} */
1421
1422 /* Source Class {{{ */
1423 @interface Source : NSObject {
1424     CYString depiction_;
1425     CYString description_;
1426     CYString label_;
1427     CYString origin_;
1428     CYString support_;
1429
1430     CYString uri_;
1431     CYString distribution_;
1432     CYString type_;
1433     CYString version_;
1434
1435     NSString *host_;
1436
1437     CYString defaultIcon_;
1438
1439     NSDictionary *record_;
1440     BOOL trusted_;
1441 }
1442
1443 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1444
1445 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1446
1447 - (NSString *) depictionForPackage:(NSString *)package;
1448 - (NSString *) supportForPackage:(NSString *)package;
1449
1450 - (NSDictionary *) record;
1451 - (BOOL) trusted;
1452
1453 - (NSString *) uri;
1454 - (NSString *) distribution;
1455 - (NSString *) type;
1456 - (NSString *) key;
1457 - (NSString *) host;
1458
1459 - (NSString *) name;
1460 - (NSString *) description;
1461 - (NSString *) label;
1462 - (NSString *) origin;
1463 - (NSString *) version;
1464
1465 - (NSString *) defaultIcon;
1466
1467 @end
1468
1469 @implementation Source
1470
1471 - (void) _clear {
1472     uri_.clear();
1473     distribution_.clear();
1474     type_.clear();
1475
1476     description_.clear();
1477     label_.clear();
1478     origin_.clear();
1479     depiction_.clear();
1480     support_.clear();
1481     version_.clear();
1482     defaultIcon_.clear();
1483
1484     if (record_ != nil) {
1485         [record_ release];
1486         record_ = nil;
1487     }
1488
1489     if (host_ != nil) {
1490         [host_ release];
1491         host_ = nil;
1492     }
1493 }
1494
1495 - (void) dealloc {
1496     [self _clear];
1497     [super dealloc];
1498 }
1499
1500 + (NSArray *) _attributeKeys {
1501     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1502 }
1503
1504 - (NSArray *) attributeKeys {
1505     return [[self class] _attributeKeys];
1506 }
1507
1508 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1509     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1510 }
1511
1512 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1513     [self _clear];
1514
1515     trusted_ = index->IsTrusted();
1516
1517     uri_.set(pool, index->GetURI());
1518     distribution_.set(pool, index->GetDist());
1519     type_.set(pool, index->GetType());
1520
1521     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1522     if (dindex != NULL) {
1523         FileFd fd;
1524         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1525             _error->Discard();
1526         else {
1527             pkgTagFile tags(&fd);
1528
1529             pkgTagSection section;
1530             tags.Step(section);
1531
1532             struct {
1533                 const char *name_;
1534                 CYString *value_;
1535             } names[] = {
1536                 {"default-icon", &defaultIcon_},
1537                 {"depiction", &depiction_},
1538                 {"description", &description_},
1539                 {"label", &label_},
1540                 {"origin", &origin_},
1541                 {"support", &support_},
1542                 {"version", &version_},
1543             };
1544
1545             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1546                 const char *start, *end;
1547
1548                 if (section.Find(names[i].name_, start, end)) {
1549                     CYString &value(*names[i].value_);
1550                     value.set(pool, start, end - start);
1551                 }
1552             }
1553         }
1554     }
1555
1556     record_ = [Sources_ objectForKey:[self key]];
1557     if (record_ != nil)
1558         record_ = [record_ retain];
1559
1560     host_ = [[[[NSURL URLWithString:uri_] host] lowercaseString] retain];
1561 }
1562
1563 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1564     if ((self = [super init]) != nil) {
1565         [self setMetaIndex:index inPool:pool];
1566     } return self;
1567 }
1568
1569 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1570     NSDictionary *lhr = [self record];
1571     NSDictionary *rhr = [source record];
1572
1573     if (lhr != rhr)
1574         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1575
1576     NSString *lhs = [self name];
1577     NSString *rhs = [source name];
1578
1579     if ([lhs length] != 0 && [rhs length] != 0) {
1580         unichar lhc = [lhs characterAtIndex:0];
1581         unichar rhc = [rhs characterAtIndex:0];
1582
1583         if (isalpha(lhc) && !isalpha(rhc))
1584             return NSOrderedAscending;
1585         else if (!isalpha(lhc) && isalpha(rhc))
1586             return NSOrderedDescending;
1587     }
1588
1589     return [lhs compare:rhs options:LaxCompareOptions_];
1590 }
1591
1592 - (NSString *) depictionForPackage:(NSString *)package {
1593     return depiction_.empty() ? nil : [depiction_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1594 }
1595
1596 - (NSString *) supportForPackage:(NSString *)package {
1597     return support_.empty() ? nil : [support_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1598 }
1599
1600 - (NSDictionary *) record {
1601     return record_;
1602 }
1603
1604 - (BOOL) trusted {
1605     return trusted_;
1606 }
1607
1608 - (NSString *) uri {
1609     return uri_;
1610 }
1611
1612 - (NSString *) distribution {
1613     return distribution_;
1614 }
1615
1616 - (NSString *) type {
1617     return type_;
1618 }
1619
1620 - (NSString *) key {
1621     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1622 }
1623
1624 - (NSString *) host {
1625     return host_;
1626 }
1627
1628 - (NSString *) name {
1629     return origin_.empty() ? host_ : origin_;
1630 }
1631
1632 - (NSString *) description {
1633     return description_;
1634 }
1635
1636 - (NSString *) label {
1637     return label_.empty() ? host_ : label_;
1638 }
1639
1640 - (NSString *) origin {
1641     return origin_;
1642 }
1643
1644 - (NSString *) version {
1645     return version_;
1646 }
1647
1648 - (NSString *) defaultIcon {
1649     return defaultIcon_;
1650 }
1651
1652 @end
1653 /* }}} */
1654 /* Relationship Class {{{ */
1655 @interface Relationship : NSObject {
1656     NSString *type_;
1657     NSString *id_;
1658 }
1659
1660 - (NSString *) type;
1661 - (NSString *) id;
1662 - (NSString *) name;
1663
1664 @end
1665
1666 @implementation Relationship
1667
1668 - (void) dealloc {
1669     [type_ release];
1670     [id_ release];
1671     [super dealloc];
1672 }
1673
1674 - (NSString *) type {
1675     return type_;
1676 }
1677
1678 - (NSString *) id {
1679     return id_;
1680 }
1681
1682 - (NSString *) name {
1683     _assert(false);
1684     return nil;
1685 }
1686
1687 @end
1688 /* }}} */
1689 /* Package Class {{{ */
1690 @interface Package : NSObject {
1691     unsigned era_;
1692     apr_pool_t *pool_;
1693
1694     pkgCache::VerIterator version_;
1695     pkgCache::PkgIterator iterator_;
1696     _transient Database *database_;
1697     pkgCache::VerFileIterator file_;
1698
1699     Source *source_;
1700     bool cached_;
1701     bool parsed_;
1702
1703     CYString section_;
1704     NSString *section$_;
1705     bool essential_;
1706     bool visible_;
1707
1708     NSString *latest_;
1709     CYString installed_;
1710
1711     CYString id_;
1712     CYString name_;
1713     CYString tagline_;
1714     CYString icon_;
1715     CYString depiction_;
1716     CYString homepage_;
1717
1718     CYString sponsor_;
1719     Address *sponsor$_;
1720
1721     CYString author_;
1722     Address *author$_;
1723
1724     CYString support_;
1725     NSMutableArray *tags_;
1726     NSString *role_;
1727
1728     NSArray *relationships_;
1729
1730     NSMutableDictionary *metadata_;
1731     _transient NSDate *firstSeen_;
1732     _transient NSDate *lastSeen_;
1733     bool subscribed_;
1734 }
1735
1736 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1737 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1738
1739 - (pkgCache::PkgIterator) iterator;
1740 - (void) parse;
1741
1742 - (NSString *) section;
1743 - (NSString *) simpleSection;
1744
1745 - (NSString *) longSection;
1746 - (NSString *) shortSection;
1747
1748 - (NSString *) uri;
1749
1750 - (Address *) maintainer;
1751 - (size_t) size;
1752 - (NSString *) longDescription;
1753 - (NSString *) shortDescription;
1754 - (unichar) index;
1755
1756 - (NSMutableDictionary *) metadata;
1757 - (NSDate *) seen;
1758 - (BOOL) subscribed;
1759 - (BOOL) ignored;
1760
1761 - (NSString *) latest;
1762 - (NSString *) installed;
1763 - (BOOL) uninstalled;
1764
1765 - (BOOL) valid;
1766 - (BOOL) upgradableAndEssential:(BOOL)essential;
1767 - (BOOL) essential;
1768 - (BOOL) broken;
1769 - (BOOL) unfiltered;
1770 - (BOOL) visible;
1771
1772 - (BOOL) half;
1773 - (BOOL) halfConfigured;
1774 - (BOOL) halfInstalled;
1775 - (BOOL) hasMode;
1776 - (NSString *) mode;
1777
1778 - (NSString *) id;
1779 - (NSString *) name;
1780 - (UIImage *) icon;
1781 - (NSString *) homepage;
1782 - (NSString *) depiction;
1783 - (Address *) author;
1784
1785 - (NSString *) support;
1786
1787 - (NSArray *) files;
1788 - (NSArray *) relationships;
1789 - (NSArray *) warnings;
1790 - (NSArray *) applications;
1791
1792 - (Source *) source;
1793 - (NSString *) role;
1794
1795 - (BOOL) matches:(NSString *)text;
1796
1797 - (bool) hasSupportingRole;
1798 - (BOOL) hasTag:(NSString *)tag;
1799 - (NSString *) primaryPurpose;
1800 - (NSArray *) purposes;
1801 - (bool) isCommercial;
1802
1803 - (CYString &) cyname;
1804
1805 - (uint32_t) compareBySection:(NSArray *)sections;
1806
1807 - (uint32_t) compareForChanges;
1808
1809 - (void) install;
1810 - (void) remove;
1811
1812 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1813 - (bool) isInstalledAndVisible:(NSNumber *)number;
1814 - (bool) isVisiblyUninstalledInSection:(NSString *)section;
1815 - (bool) isVisibleInSource:(Source *)source;
1816
1817 @end
1818
1819 uint32_t PackageChangesRadix(Package *self, void *) {
1820     union {
1821         uint32_t key;
1822
1823         struct {
1824             uint32_t timestamp : 30;
1825             uint32_t ignored : 1;
1826             uint32_t upgradable : 1;
1827         } bits;
1828     } value;
1829
1830     bool upgradable([self upgradableAndEssential:YES]);
1831     value.bits.upgradable = upgradable ? 1 : 0;
1832
1833     if (upgradable) {
1834         value.bits.timestamp = 0;
1835         value.bits.ignored = [self ignored] ? 0 : 1;
1836         value.bits.upgradable = 1;
1837     } else {
1838         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
1839         value.bits.ignored = 0;
1840         value.bits.upgradable = 0;
1841     }
1842
1843     return _not(uint32_t) - value.key;
1844 }
1845
1846 _finline static void Stifle(uint8_t &value) {
1847 }
1848
1849 uint32_t PackagePrefixRadix(Package *self, void *context) {
1850     size_t offset(reinterpret_cast<size_t>(context));
1851     CYString &name([self cyname]);
1852
1853     size_t size(name.size());
1854     if (size == 0)
1855         return 0;
1856     char *text(name.data());
1857
1858     size_t zeros;
1859     if (!isdigit(text[0]))
1860         zeros = 0;
1861     else {
1862         size_t digits(1);
1863         while (size != digits && isdigit(text[digits]))
1864             if (++digits == 4)
1865                 break;
1866         zeros = 4 - digits;
1867     }
1868
1869     uint8_t data[4];
1870
1871     // 0.607997
1872
1873     if (offset == 0 && zeros != 0) {
1874         memset(data, '0', zeros);
1875         memcpy(data + zeros, text, 4 - zeros);
1876     } else {
1877         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1878         if (size <= offset - zeros)
1879             return 0;
1880
1881         text += offset - zeros;
1882         size -= offset - zeros;
1883
1884         if (size >= 4)
1885             memcpy(data, text, 4);
1886         else {
1887             memcpy(data, text, size);
1888             memset(data + size, 0, 4 - size);
1889         }
1890
1891         for (size_t i(0); i != 4; ++i)
1892             if (isalpha(data[i]))
1893                 data[i] &= 0xdf;
1894     }
1895
1896     if (offset == 0)
1897         data[0] = (data[0] & 0x3f) | "\x80\x00\xc0\x40"[data[0] >> 6];
1898
1899     /* XXX: ntohl may be more honest */
1900     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
1901 }
1902
1903 CYString &(*PackageName)(Package *self, SEL sel);
1904
1905 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
1906     _profile(PackageNameCompare)
1907         CYString &lhi(PackageName(lhs, @selector(cyname)));
1908         CYString &rhi(PackageName(rhs, @selector(cyname)));
1909         CFStringRef lhn(lhi), rhn(rhi);
1910
1911         _profile(PackageNameCompare$NumbersLast)
1912             if (!lhi.empty() && !rhi.empty()) {
1913                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
1914                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
1915                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
1916                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
1917                     return lha ? NSOrderedAscending : NSOrderedDescending;
1918             }
1919         _end
1920
1921         CFIndex length = CFStringGetLength(lhn);
1922
1923         _profile(PackageNameCompare$Compare)
1924             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
1925         _end
1926     _end
1927 }
1928
1929 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
1930     return PackageNameCompare(*lhs, *rhs, context);
1931 }
1932
1933 struct PackageNameOrdering :
1934     std::binary_function<Package *, Package *, bool>
1935 {
1936     _finline bool operator ()(Package *lhs, Package *rhs) const {
1937         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
1938     }
1939 };
1940
1941 @implementation Package
1942
1943 - (NSString *) description {
1944     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
1945 }
1946
1947 - (void) dealloc {
1948     if (source_ != nil)
1949         [source_ release];
1950     if (section$_ != nil)
1951         [section$_ release];
1952
1953     if (latest_ != nil)
1954         [latest_ release];
1955
1956     if (sponsor$_ != nil)
1957         [sponsor$_ release];
1958     if (author$_ != nil)
1959         [author$_ release];
1960     if (tags_ != nil)
1961         [tags_ release];
1962     if (role_ != nil)
1963         [role_ release];
1964
1965     if (relationships_ != nil)
1966         [relationships_ release];
1967     if (metadata_ != nil)
1968         [metadata_ release];
1969
1970     [super dealloc];
1971 }
1972
1973 + (NSString *) webScriptNameForSelector:(SEL)selector {
1974     if (selector == @selector(hasTag:))
1975         return @"hasTag";
1976     else
1977         return nil;
1978 }
1979
1980 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1981     return [self webScriptNameForSelector:selector] == nil;
1982 }
1983
1984 + (NSArray *) _attributeKeys {
1985     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"longDescription", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"longSection", @"maintainer", @"mode", @"name", @"purposes", @"section", @"shortDescription", @"shortSection", @"simpleSection", @"size", @"source", @"sponsor", @"support", @"warnings", nil];
1986 }
1987
1988 - (NSArray *) attributeKeys {
1989     return [[self class] _attributeKeys];
1990 }
1991
1992 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1993     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1994 }
1995
1996 - (void) parse {
1997     if (parsed_)
1998         return;
1999     parsed_ = true;
2000     if (file_.end())
2001         return;
2002
2003     _profile(Package$parse)
2004         pkgRecords::Parser *parser;
2005
2006         _profile(Package$parse$Lookup)
2007             parser = &[database_ records]->Lookup(file_);
2008         _end
2009
2010         CYString website;
2011
2012         _profile(Package$parse$Find)
2013             struct {
2014                 const char *name_;
2015                 CYString *value_;
2016             } names[] = {
2017                 {"icon", &icon_},
2018                 {"depiction", &depiction_},
2019                 {"homepage", &homepage_},
2020                 {"website", &website},
2021                 {"support", &support_},
2022                 {"sponsor", &sponsor_},
2023                 {"author", &author_},
2024             };
2025
2026             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2027                 const char *start, *end;
2028
2029                 if (parser->Find(names[i].name_, start, end)) {
2030                     CYString &value(*names[i].value_);
2031                     _profile(Package$parse$Value)
2032                         value.set(pool_, start, end - start);
2033                     _end
2034                 }
2035             }
2036         _end
2037
2038         _profile(Package$parse$Tagline)
2039             const char *start, *end;
2040             if (parser->ShortDesc(start, end)) {
2041                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2042                 if (stop == NULL)
2043                     stop = end;
2044                 while (stop != start && stop[-1] == '\r')
2045                     --stop;
2046                 tagline_.set(pool_, start, stop - start);
2047             }
2048         _end
2049
2050         _profile(Package$parse$Retain)
2051             if (!homepage_.empty())
2052                 homepage_ = website;
2053             if (homepage_ == depiction_)
2054                 homepage_.clear();
2055         _end
2056     _end
2057 }
2058
2059 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2060     if ((self = [super init]) != nil) {
2061     _profile(Package$initWithVersion)
2062     @synchronized (database) {
2063         era_ = [database era];
2064         pool_ = pool;
2065
2066         version_ = version;
2067         iterator_ = version.ParentPkg();
2068         database_ = database;
2069
2070         _profile(Package$initWithVersion$Latest)
2071             latest_ = (NSString *) StripVersion(version_.VerStr());
2072         _end
2073
2074         pkgCache::VerIterator current;
2075         _profile(Package$initWithVersion$Versions)
2076             current = iterator_.CurrentVer();
2077             if (!current.end())
2078                 installed_.set(pool_, StripVersion_(current.VerStr()));
2079
2080             if (!version_.end())
2081                 file_ = version_.FileList();
2082             else {
2083                 pkgCache &cache([database_ cache]);
2084                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2085             }
2086         _end
2087
2088         _profile(Package$initWithVersion$Name)
2089             id_.set(pool_, iterator_.Name());
2090             name_.set(pool, iterator_.Display());
2091         _end
2092
2093         if (!file_.end()) {
2094             _profile(Package$initWithVersion$Source)
2095                 source_ = [database_ getSource:file_.File()];
2096                 if (source_ != nil)
2097                     [source_ retain];
2098                 cached_ = true;
2099             _end
2100         }
2101
2102         visible_ = true;
2103
2104         _profile(Package$initWithVersion$Tags)
2105             pkgCache::TagIterator tag(iterator_.TagList());
2106             if (!tag.end()) {
2107                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2108                 do {
2109                     const char *name(tag.Name());
2110                     [tags_ addObject:(NSString *)CFCString(name)];
2111                     if (role_ == nil && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/)
2112                         role_ = (NSString *) CFCString(name + 6);
2113                     if (visible_ && strncmp(name, "require::", 9) == 0 && (
2114                         true
2115                     ))
2116                         visible_ = false;
2117                     ++tag;
2118                 } while (!tag.end());
2119             }
2120         _end
2121
2122         bool changed(false);
2123         NSString *key([id_ lowercaseString]);
2124
2125         _profile(Package$initWithVersion$Metadata)
2126             metadata_ = [Packages_ objectForKey:key];
2127
2128             if (metadata_ == nil) {
2129                 firstSeen_ = now_;
2130
2131                 metadata_ = [[NSMutableDictionary dictionaryWithObjectsAndKeys:
2132                     firstSeen_, @"FirstSeen",
2133                     latest_, @"LastVersion",
2134                 nil] mutableCopy];
2135
2136                 changed = true;
2137             } else {
2138                 firstSeen_ = [metadata_ objectForKey:@"FirstSeen"];
2139                 lastSeen_ = [metadata_ objectForKey:@"LastSeen"];
2140
2141                 if (NSNumber *subscribed = [metadata_ objectForKey:@"IsSubscribed"])
2142                     subscribed_ = [subscribed boolValue];
2143
2144                 NSString *version([metadata_ objectForKey:@"LastVersion"]);
2145
2146                 if (firstSeen_ == nil) {
2147                     firstSeen_ = lastSeen_ == nil ? now_ : lastSeen_;
2148                     [metadata_ setObject:firstSeen_ forKey:@"FirstSeen"];
2149                     changed = true;
2150                 }
2151
2152                 if (version == nil) {
2153                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2154                     changed = true;
2155                 } else {
2156                 if (![version isEqualToString:latest_]) {
2157                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2158                     lastSeen_ = now_;
2159                     [metadata_ setObject:lastSeen_ forKey:@"LastSeen"];
2160                     changed = true;
2161                 } }
2162             }
2163
2164             metadata_ = [metadata_ retain];
2165
2166             if (changed) {
2167                 [Packages_ setObject:metadata_ forKey:key];
2168                 Changed_ = true;
2169             }
2170         _end
2171
2172         _profile(Package$initWithVersion$Section)
2173             section_.set(pool_, iterator_.Section());
2174         _end
2175
2176         essential_ = ((iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES) || [self hasTag:@"cydia::essential"];
2177         visible_ = visible_ && [self hasSupportingRole] && [self unfiltered];
2178     } _end } return self;
2179 }
2180
2181 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2182 @synchronized ([Database class]) {
2183     pkgCache::VerIterator version;
2184
2185     _profile(Package$packageWithIterator$GetCandidateVer)
2186         version = [database policy]->GetCandidateVer(iterator);
2187     _end
2188
2189     if (version.end())
2190         return nil;
2191
2192     return [[[Package alloc]
2193         initWithVersion:version
2194         withZone:zone
2195         inPool:pool
2196         database:database
2197     ] autorelease];
2198 } }
2199
2200 - (pkgCache::PkgIterator) iterator {
2201     return iterator_;
2202 }
2203
2204 - (NSString *) section {
2205     if (section$_ == nil) {
2206         if (section_.empty())
2207             return nil;
2208
2209         std::replace(section_.data(), section_.data() + section_.size(), ' ', '_');
2210         NSString *name(section_);
2211
2212       lookup:
2213         if (NSDictionary *value = [SectionMap_ objectForKey:name])
2214             if (NSString *rename = [value objectForKey:@"Rename"]) {
2215                 name = rename;
2216                 goto lookup;
2217             }
2218
2219         section$_ = [[name stringByReplacingCharacter:'_' withCharacter:' '] retain];
2220     } return section$_;
2221 }
2222
2223 - (NSString *) simpleSection {
2224     if (NSString *section = [self section])
2225         return Simplify(section);
2226     else
2227         return nil;
2228 }
2229
2230 - (NSString *) longSection {
2231     return LocalizeSection([self section]);
2232 }
2233
2234 - (NSString *) shortSection {
2235     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2236 }
2237
2238 - (NSString *) uri {
2239     return nil;
2240 #if 0
2241     pkgIndexFile *index;
2242     pkgCache::PkgFileIterator file(file_.File());
2243     if (![database_ list].FindIndex(file, index))
2244         return nil;
2245     return [NSString stringWithUTF8String:iterator_->Path];
2246     //return [NSString stringWithUTF8String:file.Site()];
2247     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2248 #endif
2249 }
2250
2251 - (Address *) maintainer {
2252     if (file_.end())
2253         return nil;
2254     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2255     const std::string &maintainer(parser->Maintainer());
2256     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2257 }
2258
2259 - (size_t) size {
2260     return version_.end() ? 0 : version_->InstalledSize;
2261 }
2262
2263 - (NSString *) longDescription {
2264     if (file_.end())
2265         return nil;
2266     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2267     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2268
2269     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2270     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2271     if ([lines count] < 2)
2272         return nil;
2273
2274     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2275     for (size_t i(1), e([lines count]); i != e; ++i) {
2276         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2277         [trimmed addObject:trim];
2278     }
2279
2280     return [trimmed componentsJoinedByString:@"\n"];
2281 }
2282
2283 - (NSString *) shortDescription {
2284     return tagline_;
2285 }
2286
2287 - (unichar) index {
2288     _profile(Package$index)
2289         CFStringRef name((CFStringRef) [self name]);
2290         if (CFStringGetLength(name) == 0)
2291             return '#';
2292         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2293         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2294             return '#';
2295         return toupper(character);
2296     _end
2297 }
2298
2299 - (NSMutableDictionary *) metadata {
2300     return metadata_;
2301 }
2302
2303 - (NSDate *) seen {
2304     if (subscribed_ && lastSeen_ != nil)
2305         return lastSeen_;
2306     return firstSeen_;
2307 }
2308
2309 - (BOOL) subscribed {
2310     return subscribed_;
2311 }
2312
2313 - (BOOL) ignored {
2314     NSDictionary *metadata([self metadata]);
2315     if (NSNumber *ignored = [metadata objectForKey:@"IsIgnored"])
2316         return [ignored boolValue];
2317     else
2318         return false;
2319 }
2320
2321 - (NSString *) latest {
2322     return latest_;
2323 }
2324
2325 - (NSString *) installed {
2326     return installed_;
2327 }
2328
2329 - (BOOL) uninstalled {
2330     return installed_.empty();
2331 }
2332
2333 - (BOOL) valid {
2334     return !version_.end();
2335 }
2336
2337 - (BOOL) upgradableAndEssential:(BOOL)essential {
2338     _profile(Package$upgradableAndEssential)
2339         pkgCache::VerIterator current(iterator_.CurrentVer());
2340         if (current.end())
2341             return essential && essential_ && visible_;
2342         else
2343             return !version_.end() && version_ != current;// && (!essential || ![database_ cache][iterator_].Keep());
2344     _end
2345 }
2346
2347 - (BOOL) essential {
2348     return essential_;
2349 }
2350
2351 - (BOOL) broken {
2352     return [database_ cache][iterator_].InstBroken();
2353 }
2354
2355 - (BOOL) unfiltered {
2356     NSString *section([self section]);
2357     return section == nil || isSectionVisible(section);
2358 }
2359
2360 - (BOOL) visible {
2361     return visible_;
2362 }
2363
2364 - (BOOL) half {
2365     unsigned char current(iterator_->CurrentState);
2366     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2367 }
2368
2369 - (BOOL) halfConfigured {
2370     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2371 }
2372
2373 - (BOOL) halfInstalled {
2374     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2375 }
2376
2377 - (BOOL) hasMode {
2378     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2379     return state.Mode != pkgDepCache::ModeKeep;
2380 }
2381
2382 - (NSString *) mode {
2383     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2384
2385     switch (state.Mode) {
2386         case pkgDepCache::ModeDelete:
2387             if ((state.iFlags & pkgDepCache::Purge) != 0)
2388                 return @"PURGE";
2389             else
2390                 return @"REMOVE";
2391         case pkgDepCache::ModeKeep:
2392             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2393                 return @"REINSTALL";
2394             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2395                 return nil;*/
2396             else
2397                 return nil;
2398         case pkgDepCache::ModeInstall:
2399             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2400                 return @"REINSTALL";
2401             else*/ switch (state.Status) {
2402                 case -1:
2403                     return @"DOWNGRADE";
2404                 case 0:
2405                     return @"INSTALL";
2406                 case 1:
2407                     return @"UPGRADE";
2408                 case 2:
2409                     return @"NEW_INSTALL";
2410                 default:
2411                     _assert(false);
2412             }
2413         default:
2414             _assert(false);
2415     }
2416 }
2417
2418 - (NSString *) id {
2419     return id_;
2420 }
2421
2422 - (NSString *) name {
2423     return name_.empty() ? id_ : name_;
2424 }
2425
2426 - (UIImage *) icon {
2427     NSString *section = [self simpleSection];
2428
2429     UIImage *icon(nil);
2430     if (!icon_.empty())
2431         if ([icon_ hasPrefix:@"file:///"])
2432             icon = [UIImage imageAtPath:[icon_ substringFromIndex:7]];
2433     if (icon == nil) if (section != nil)
2434         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2435     if (icon == nil) if (source_ != nil) if (NSString *dicon = [source_ defaultIcon])
2436         if ([dicon hasPrefix:@"file:///"])
2437             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2438     if (icon == nil)
2439         icon = [UIImage applicationImageNamed:@"unknown.png"];
2440     return icon;
2441 }
2442
2443 - (NSString *) homepage {
2444     return homepage_;
2445 }
2446
2447 - (NSString *) depiction {
2448     return !depiction_.empty() ? depiction_ : [[self source] depictionForPackage:id_];
2449 }
2450
2451 - (Address *) sponsor {
2452     if (sponsor$_ == nil) {
2453         if (sponsor_.empty())
2454             return nil;
2455         sponsor$_ = [[Address addressWithString:sponsor_] retain];
2456     } return sponsor$_;
2457 }
2458
2459 - (Address *) author {
2460     if (author$_ == nil) {
2461         if (author_.empty())
2462             return nil;
2463         author$_ = [[Address addressWithString:author_] retain];
2464     } return author$_;
2465 }
2466
2467 - (NSString *) support {
2468     return !support_.empty() ? support_ : [[self source] supportForPackage:id_];
2469 }
2470
2471 - (NSArray *) files {
2472     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2473     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2474
2475     std::ifstream fin;
2476     fin.open([path UTF8String]);
2477     if (!fin.is_open())
2478         return nil;
2479
2480     std::string line;
2481     while (std::getline(fin, line))
2482         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2483
2484     return files;
2485 }
2486
2487 - (NSArray *) relationships {
2488     return relationships_;
2489 }
2490
2491 - (NSArray *) warnings {
2492     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2493     const char *name(iterator_.Name());
2494
2495     size_t length(strlen(name));
2496     if (length < 2) invalid:
2497         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2498     else for (size_t i(0); i != length; ++i)
2499         if (
2500             /* XXX: technically this is not allowed */
2501             (name[i] < 'A' || name[i] > 'Z') &&
2502             (name[i] < 'a' || name[i] > 'z') &&
2503             (name[i] < '0' || name[i] > '9') &&
2504             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2505         ) goto invalid;
2506
2507     if (strcmp(name, "cydia") != 0) {
2508         bool cydia = false;
2509         bool _private = false;
2510         bool stash = false;
2511
2512         bool repository = [[self section] isEqualToString:@"Repositories"];
2513
2514         if (NSArray *files = [self files])
2515             for (NSString *file in files)
2516                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2517                     cydia = true;
2518                 else if (!_private && [file isEqualToString:@"/private"])
2519                     _private = true;
2520                 else if (!stash && [file isEqualToString:@"/var/stash"])
2521                     stash = true;
2522
2523         /* XXX: this is not sensitive enough. only some folders are valid. */
2524         if (cydia && !repository)
2525             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2526         if (_private)
2527             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2528         if (stash)
2529             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2530     }
2531
2532     return [warnings count] == 0 ? nil : warnings;
2533 }
2534
2535 - (NSArray *) applications {
2536     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2537
2538     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2539
2540     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2541     if (NSArray *files = [self files])
2542         for (NSString *file in files)
2543             if (application_r(file)) {
2544                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2545                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2546                 if ([id isEqualToString:me])
2547                     continue;
2548
2549                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2550                 if (display == nil)
2551                     display = application_r[1];
2552
2553                 NSString *bundle([file stringByDeletingLastPathComponent]);
2554                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2555                 if (icon == nil || [icon length] == 0)
2556                     icon = @"icon.png";
2557                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2558
2559                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2560                 [applications addObject:application];
2561
2562                 [application addObject:id];
2563                 [application addObject:display];
2564                 [application addObject:url];
2565             }
2566
2567     return [applications count] == 0 ? nil : applications;
2568 }
2569
2570 - (Source *) source {
2571     if (!cached_) {
2572         @synchronized (database_) {
2573             if ([database_ era] != era_ || file_.end())
2574                 source_ = nil;
2575             else {
2576                 source_ = [database_ getSource:file_.File()];
2577                 if (source_ != nil)
2578                     [source_ retain];
2579             }
2580
2581             cached_ = true;
2582         }
2583     }
2584
2585     return source_;
2586 }
2587
2588 - (NSString *) role {
2589     return role_;
2590 }
2591
2592 - (BOOL) matches:(NSString *)text {
2593     if (text == nil)
2594         return NO;
2595
2596     NSRange range;
2597
2598     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2599     if (range.location != NSNotFound)
2600         return YES;
2601
2602     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2603     if (range.location != NSNotFound)
2604         return YES;
2605
2606     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2607     if (range.location != NSNotFound)
2608         return YES;
2609
2610     return NO;
2611 }
2612
2613 - (bool) hasSupportingRole {
2614     if (role_ == nil)
2615         return true;
2616     if ([role_ isEqualToString:@"enduser"])
2617         return true;
2618     if ([Role_ isEqualToString:@"User"])
2619         return false;
2620     if ([role_ isEqualToString:@"hacker"])
2621         return true;
2622     if ([Role_ isEqualToString:@"Hacker"])
2623         return false;
2624     if ([role_ isEqualToString:@"developer"])
2625         return true;
2626     if ([Role_ isEqualToString:@"Developer"])
2627         return false;
2628     _assert(false);
2629 }
2630
2631 - (BOOL) hasTag:(NSString *)tag {
2632     return tags_ == nil ? NO : [tags_ containsObject:tag];
2633 }
2634
2635 - (NSString *) primaryPurpose {
2636     for (NSString *tag in tags_)
2637         if ([tag hasPrefix:@"purpose::"])
2638             return [tag substringFromIndex:9];
2639     return nil;
2640 }
2641
2642 - (NSArray *) purposes {
2643     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2644     for (NSString *tag in tags_)
2645         if ([tag hasPrefix:@"purpose::"])
2646             [purposes addObject:[tag substringFromIndex:9]];
2647     return [purposes count] == 0 ? nil : purposes;
2648 }
2649
2650 - (bool) isCommercial {
2651     return [self hasTag:@"cydia::commercial"];
2652 }
2653
2654 - (CYString &) cyname {
2655     return name_.empty() ? id_ : name_;
2656 }
2657
2658 - (uint32_t) compareBySection:(NSArray *)sections {
2659     NSString *section([self section]);
2660     for (size_t i(0), e([sections count]); i != e; ++i) {
2661         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2662             return i;
2663     }
2664
2665     return _not(uint32_t);
2666 }
2667
2668 - (uint32_t) compareForChanges {
2669     union {
2670         uint32_t key;
2671
2672         struct {
2673             uint32_t timestamp : 30;
2674             uint32_t ignored : 1;
2675             uint32_t upgradable : 1;
2676         } bits;
2677     } value;
2678
2679     bool upgradable([self upgradableAndEssential:YES]);
2680     value.bits.upgradable = upgradable ? 1 : 0;
2681
2682     if (upgradable) {
2683         value.bits.timestamp = 0;
2684         value.bits.ignored = [self ignored] ? 0 : 1;
2685         value.bits.upgradable = 1;
2686     } else {
2687         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
2688         value.bits.ignored = 0;
2689         value.bits.upgradable = 0;
2690     }
2691
2692     return _not(uint32_t) - value.key;
2693 }
2694
2695 - (void) clear {
2696     pkgProblemResolver *resolver = [database_ resolver];
2697     resolver->Clear(iterator_);
2698     resolver->Protect(iterator_);
2699 }
2700
2701 - (void) install {
2702     pkgProblemResolver *resolver = [database_ resolver];
2703     resolver->Clear(iterator_);
2704     resolver->Protect(iterator_);
2705     pkgCacheFile &cache([database_ cache]);
2706     cache->MarkInstall(iterator_, false);
2707     pkgDepCache::StateCache &state((*cache)[iterator_]);
2708     if (!state.Install())
2709         cache->SetReInstall(iterator_, true);
2710 }
2711
2712 - (void) remove {
2713     pkgProblemResolver *resolver = [database_ resolver];
2714     resolver->Clear(iterator_);
2715     resolver->Protect(iterator_);
2716     resolver->Remove(iterator_);
2717     [database_ cache]->MarkDelete(iterator_, true);
2718 }
2719
2720 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2721     _profile(Package$isUnfilteredAndSearchedForBy)
2722         bool value(true);
2723
2724         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2725             value &= [self unfiltered];
2726         _end
2727
2728         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2729             value &= [self matches:search];
2730         _end
2731
2732         return value;
2733     _end
2734 }
2735
2736 - (bool) isInstalledAndVisible:(NSNumber *)number {
2737     return (![number boolValue] || [self visible]) && ![self uninstalled];
2738 }
2739
2740 - (bool) isVisiblyUninstalledInSection:(NSString *)name {
2741     NSString *section = [self section];
2742
2743     return
2744         [self visible] &&
2745         [self uninstalled] && (
2746             name == nil ||
2747             section == nil && [name length] == 0 ||
2748             [name isEqualToString:section]
2749         );
2750 }
2751
2752 - (bool) isVisibleInSource:(Source *)source {
2753     return [self source] == source && [self visible];
2754 }
2755
2756 @end
2757 /* }}} */
2758 /* Section Class {{{ */
2759 @interface Section : NSObject {
2760     NSString *name_;
2761     unichar index_;
2762     size_t row_;
2763     size_t count_;
2764     NSString *localized_;
2765 }
2766
2767 - (NSComparisonResult) compareByLocalized:(Section *)section;
2768 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2769 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2770 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2771 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2772 - (NSString *) name;
2773 - (unichar) index;
2774
2775 - (size_t) row;
2776 - (size_t) count;
2777
2778 - (void) addToRow;
2779 - (void) addToCount;
2780
2781 - (void) setCount:(size_t)count;
2782 - (NSString *) localized;
2783
2784 @end
2785
2786 @implementation Section
2787
2788 - (void) dealloc {
2789     [name_ release];
2790     if (localized_ != nil)
2791         [localized_ release];
2792     [super dealloc];
2793 }
2794
2795 - (NSComparisonResult) compareByLocalized:(Section *)section {
2796     NSString *lhs(localized_);
2797     NSString *rhs([section localized]);
2798
2799     /*if ([lhs length] != 0 && [rhs length] != 0) {
2800         unichar lhc = [lhs characterAtIndex:0];
2801         unichar rhc = [rhs characterAtIndex:0];
2802
2803         if (isalpha(lhc) && !isalpha(rhc))
2804             return NSOrderedAscending;
2805         else if (!isalpha(lhc) && isalpha(rhc))
2806             return NSOrderedDescending;
2807     }*/
2808
2809     return [lhs compare:rhs options:LaxCompareOptions_];
2810 }
2811
2812 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2813     if ((self = [self initWithName:name localize:NO]) != nil) {
2814         if (localized != nil)
2815             localized_ = [localized retain];
2816     } return self;
2817 }
2818
2819 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2820     return [self initWithName:name row:0 localize:localize];
2821 }
2822
2823 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2824     if ((self = [super init]) != nil) {
2825         name_ = [name retain];
2826         index_ = '\0';
2827         row_ = row;
2828         if (localize)
2829             localized_ = [LocalizeSection(name_) retain];
2830     } return self;
2831 }
2832
2833 /* XXX: localize the index thingees */
2834 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2835     if ((self = [super init]) != nil) {
2836         name_ = [(index == '#' ? @"123" : [NSString stringWithCharacters:&index length:1]) retain];
2837         index_ = index;
2838         row_ = row;
2839     } return self;
2840 }
2841
2842 - (NSString *) name {
2843     return name_;
2844 }
2845
2846 - (unichar) index {
2847     return index_;
2848 }
2849
2850 - (size_t) row {
2851     return row_;
2852 }
2853
2854 - (size_t) count {
2855     return count_;
2856 }
2857
2858 - (void) addToRow {
2859     ++row_;
2860 }
2861
2862 - (void) addToCount {
2863     ++count_;
2864 }
2865
2866 - (void) setCount:(size_t)count {
2867     count_ = count;
2868 }
2869
2870 - (NSString *) localized {
2871     return localized_;
2872 }
2873
2874 @end
2875 /* }}} */
2876
2877 static int Finish_;
2878 static NSArray *Finishes_;
2879
2880 /* Database Implementation {{{ */
2881 @implementation Database
2882
2883 + (Database *) sharedInstance {
2884     static Database *instance;
2885     if (instance == nil)
2886         instance = [[Database alloc] init];
2887     return instance;
2888 }
2889
2890 - (unsigned) era {
2891     return era_;
2892 }
2893
2894 - (void) dealloc {
2895     _assert(false);
2896     NSRecycleZone(zone_);
2897     // XXX: malloc_destroy_zone(zone_);
2898     apr_pool_destroy(pool_);
2899     [super dealloc];
2900 }
2901
2902 - (void) _readCydia:(NSNumber *)fd { _pooled
2903     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2904     std::istream is(&ib);
2905     std::string line;
2906
2907     static Pcre finish_r("^finish:([^:]*)$");
2908
2909     while (std::getline(is, line)) {
2910         const char *data(line.c_str());
2911         size_t size = line.size();
2912         lprintf("C:%s\n", data);
2913
2914         if (finish_r(data, size)) {
2915             NSString *finish = finish_r[1];
2916             int index = [Finishes_ indexOfObject:finish];
2917             if (index != INT_MAX && index > Finish_)
2918                 Finish_ = index;
2919         }
2920     }
2921
2922     _assert(false);
2923 }
2924
2925 - (void) _readStatus:(NSNumber *)fd { _pooled
2926     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2927     std::istream is(&ib);
2928     std::string line;
2929
2930     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
2931     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
2932
2933     while (std::getline(is, line)) {
2934         const char *data(line.c_str());
2935         size_t size = line.size();
2936         lprintf("S:%s\n", data);
2937
2938         if (conffile_r(data, size)) {
2939             [delegate_ setConfigurationData:conffile_r[1]];
2940         } else if (strncmp(data, "status: ", 8) == 0) {
2941             NSString *string = [NSString stringWithUTF8String:(data + 8)];
2942             [delegate_ setProgressTitle:string];
2943         } else if (pmstatus_r(data, size)) {
2944             std::string type([pmstatus_r[1] UTF8String]);
2945             NSString *id = pmstatus_r[2];
2946
2947             float percent([pmstatus_r[3] floatValue]);
2948             [delegate_ setProgressPercent:(percent / 100)];
2949
2950             NSString *string = pmstatus_r[4];
2951
2952             if (type == "pmerror")
2953                 [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
2954                     withObject:[NSArray arrayWithObjects:string, id, nil]
2955                     waitUntilDone:YES
2956                 ];
2957             else if (type == "pmstatus") {
2958                 [delegate_ setProgressTitle:string];
2959             } else if (type == "pmconffile")
2960                 [delegate_ setConfigurationData:string];
2961             else _assert(false);
2962         } else _assert(false);
2963     }
2964
2965     _assert(false);
2966 }
2967
2968 - (void) _readOutput:(NSNumber *)fd { _pooled
2969     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2970     std::istream is(&ib);
2971     std::string line;
2972
2973     while (std::getline(is, line)) {
2974         lprintf("O:%s\n", line.c_str());
2975         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
2976     }
2977
2978     _assert(false);
2979 }
2980
2981 - (FILE *) input {
2982     return input_;
2983 }
2984
2985 - (Package *) packageWithName:(NSString *)name {
2986 @synchronized ([Database class]) {
2987     if (static_cast<pkgDepCache *>(cache_) == NULL)
2988         return nil;
2989     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
2990     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
2991 } }
2992
2993 - (Database *) init {
2994     if ((self = [super init]) != nil) {
2995         policy_ = NULL;
2996         records_ = NULL;
2997         resolver_ = NULL;
2998         fetcher_ = NULL;
2999         lock_ = NULL;
3000
3001         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3002         apr_pool_create(&pool_, NULL);
3003
3004         packages_ = [[NSMutableArray alloc] init];
3005
3006         int fds[2];
3007
3008         _assert(pipe(fds) != -1);
3009         cydiafd_ = fds[1];
3010
3011         _config->Set("APT::Keep-Fds::", cydiafd_);
3012         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3013
3014         [NSThread
3015             detachNewThreadSelector:@selector(_readCydia:)
3016             toTarget:self
3017             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3018         ];
3019
3020         _assert(pipe(fds) != -1);
3021         statusfd_ = fds[1];
3022
3023         [NSThread
3024             detachNewThreadSelector:@selector(_readStatus:)
3025             toTarget:self
3026             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3027         ];
3028
3029         _assert(pipe(fds) != -1);
3030         _assert(dup2(fds[0], 0) != -1);
3031         _assert(close(fds[0]) != -1);
3032
3033         input_ = fdopen(fds[1], "a");
3034
3035         _assert(pipe(fds) != -1);
3036         _assert(dup2(fds[1], 1) != -1);
3037         _assert(close(fds[1]) != -1);
3038
3039         [NSThread
3040             detachNewThreadSelector:@selector(_readOutput:)
3041             toTarget:self
3042             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3043         ];
3044     } return self;
3045 }
3046
3047 - (pkgCacheFile &) cache {
3048     return cache_;
3049 }
3050
3051 - (pkgDepCache::Policy *) policy {
3052     return policy_;
3053 }
3054
3055 - (pkgRecords *) records {
3056     return records_;
3057 }
3058
3059 - (pkgProblemResolver *) resolver {
3060     return resolver_;
3061 }
3062
3063 - (pkgAcquire &) fetcher {
3064     return *fetcher_;
3065 }
3066
3067 - (pkgSourceList &) list {
3068     return *list_;
3069 }
3070
3071 - (NSArray *) packages {
3072     return packages_;
3073 }
3074
3075 - (NSArray *) sources {
3076     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3077     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3078         [sources addObject:i->second];
3079     return sources;
3080 }
3081
3082 - (NSArray *) issues {
3083     if (cache_->BrokenCount() == 0)
3084         return nil;
3085
3086     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3087
3088     for (Package *package in packages_) {
3089         if (![package broken])
3090             continue;
3091         pkgCache::PkgIterator pkg([package iterator]);
3092
3093         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3094         [entry addObject:[package name]];
3095         [issues addObject:entry];
3096
3097         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3098         if (ver.end())
3099             continue;
3100
3101         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3102             pkgCache::DepIterator start;
3103             pkgCache::DepIterator end;
3104             dep.GlobOr(start, end); // ++dep
3105
3106             if (!cache_->IsImportantDep(end))
3107                 continue;
3108             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3109                 continue;
3110
3111             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3112             [entry addObject:failure];
3113             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3114
3115             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3116             if (Package *package = [self packageWithName:name])
3117                 name = [package name];
3118             [failure addObject:name];
3119
3120             pkgCache::PkgIterator target(start.TargetPkg());
3121             if (target->ProvidesList != 0)
3122                 [failure addObject:@"?"];
3123             else {
3124                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3125                 if (!ver.end())
3126                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3127                 else if (!cache_[target].CandidateVerIter(cache_).end())
3128                     [failure addObject:@"-"];
3129                 else if (target->ProvidesList == 0)
3130                     [failure addObject:@"!"];
3131                 else
3132                     [failure addObject:@"%"];
3133             }
3134
3135             _forever {
3136                 if (start.TargetVer() != 0)
3137                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3138                 if (start == end)
3139                     break;
3140                 ++start;
3141             }
3142         }
3143     }
3144
3145     return issues;
3146 }
3147
3148 - (void) reloadData { _pooled
3149 @synchronized ([Database class]) {
3150
3151     @synchronized (self) {
3152         ++era_;
3153     }
3154
3155     [packages_ removeAllObjects];
3156     sources_.clear();
3157
3158     _error->Discard();
3159
3160     delete list_;
3161     list_ = NULL;
3162     manager_ = NULL;
3163     delete lock_;
3164     lock_ = NULL;
3165     delete fetcher_;
3166     fetcher_ = NULL;
3167     delete resolver_;
3168     resolver_ = NULL;
3169     delete records_;
3170     records_ = NULL;
3171     delete policy_;
3172     policy_ = NULL;
3173
3174     if (now_ != nil) {
3175         [now_ release];
3176         now_ = nil;
3177     }
3178
3179     cache_.Close();
3180
3181     apr_pool_clear(pool_);
3182     NSRecycleZone(zone_);
3183
3184     int chk(creat("/tmp/cydia.chk", 0644));
3185     if (chk != -1)
3186         close(chk);
3187
3188     _trace();
3189     if (!cache_.Open(progress_, true)) {
3190         std::string error;
3191         if (!_error->PopMessage(error))
3192             _assert(false);
3193         _error->Discard();
3194         lprintf("cache_.Open():[%s]\n", error.c_str());
3195
3196         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3197             [delegate_ repairWithSelector:@selector(configure)];
3198         else if (error == "The package lists or status file could not be parsed or opened.")
3199             [delegate_ repairWithSelector:@selector(update)];
3200         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3201         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3202         // else if (error == "The list of sources could not be read.")
3203         else _assert(false);
3204
3205         return;
3206     }
3207     _trace();
3208
3209     unlink("/tmp/cydia.chk");
3210
3211     now_ = [[NSDate date] retain];
3212
3213     policy_ = new pkgDepCache::Policy();
3214     records_ = new pkgRecords(cache_);
3215     resolver_ = new pkgProblemResolver(cache_);
3216     fetcher_ = new pkgAcquire(&status_);
3217     lock_ = NULL;
3218
3219     list_ = new pkgSourceList();
3220     _assert(list_->ReadMainList());
3221
3222     _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
3223     _assert(pkgApplyStatus(cache_));
3224
3225     if (cache_->BrokenCount() != 0) {
3226         _assert(pkgFixBroken(cache_));
3227         _assert(cache_->BrokenCount() == 0);
3228         _assert(pkgMinimizeUpgrade(cache_));
3229     }
3230
3231     _trace();
3232
3233     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3234         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3235         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3236             // XXX: this could be more intelligent
3237             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3238                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3239                 if (!cached.end())
3240                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3241             }
3242     }
3243
3244     _trace();
3245
3246     {
3247         /*std::vector<Package *> packages;
3248         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3249         [packages_ release];
3250         packages_ = nil;*/
3251
3252         _trace();
3253
3254         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3255             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3256                 //packages.push_back(package);
3257                 [packages_ addObject:package];
3258
3259         _trace();
3260
3261         /*if (packages.empty())
3262             packages_ = [[NSArray alloc] init];
3263         else
3264             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3265         _trace();*/
3266
3267         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3268         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3269         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3270
3271         /*_trace();
3272         PrintTimes();
3273         _trace();*/
3274
3275         _trace();
3276
3277         /*if (!packages.empty())
3278             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3279         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3280
3281         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3282
3283         CFArrayInsertionSortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3284
3285         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3286
3287         _trace();
3288     }
3289 } }
3290
3291 - (void) configure {
3292     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3293     system([dpkg UTF8String]);
3294 }
3295
3296 - (void) clean {
3297     if (lock_ != NULL)
3298         return;
3299
3300     FileFd Lock;
3301     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3302     _assert(!_error->PendingError());
3303
3304     pkgAcquire fetcher;
3305     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3306
3307     class LogCleaner :
3308         public pkgArchiveCleaner
3309     {
3310       protected:
3311         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3312             unlink(File);
3313         }
3314     } cleaner;
3315
3316     if (!cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)) {
3317         std::string error;
3318         while (_error->PopMessage(error))
3319             lprintf("ArchiveCleaner: %s\n", error.c_str());
3320     }
3321 }
3322
3323 - (void) prepare {
3324     fetcher_->Shutdown();
3325
3326     pkgRecords records(cache_);
3327
3328     lock_ = new FileFd();
3329     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3330     _assert(!_error->PendingError());
3331
3332     pkgSourceList list;
3333     // XXX: explain this with an error message
3334     _assert(list.ReadMainList());
3335
3336     manager_ = (_system->CreatePM(cache_));
3337     _assert(manager_->GetArchives(fetcher_, &list, &records));
3338     _assert(!_error->PendingError());
3339 }
3340
3341 - (void) perform {
3342     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3343         pkgSourceList list;
3344         _assert(list.ReadMainList());
3345         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3346             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3347     }
3348
3349     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3350         _trace();
3351         return;
3352     }
3353
3354     bool failed = false;
3355     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3356         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3357             continue;
3358         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3359             continue;
3360
3361         std::string uri = (*item)->DescURI();
3362         std::string error = (*item)->ErrorText;
3363
3364         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3365         failed = true;
3366
3367         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
3368             withObject:[NSArray arrayWithObjects:
3369                 [NSString stringWithUTF8String:error.c_str()],
3370             nil]
3371             waitUntilDone:YES
3372         ];
3373     }
3374
3375     if (failed) {
3376         _trace();
3377         return;
3378     }
3379
3380     _system->UnLock();
3381     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3382
3383     if (_error->PendingError()) {
3384         _trace();
3385         return;
3386     }
3387
3388     if (result == pkgPackageManager::Failed) {
3389         _trace();
3390         return;
3391     }
3392
3393     if (result != pkgPackageManager::Completed) {
3394         _trace();
3395         return;
3396     }
3397
3398     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3399         pkgSourceList list;
3400         _assert(list.ReadMainList());
3401         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3402             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3403     }
3404
3405     if (![before isEqualToArray:after])
3406         [self update];
3407 }
3408
3409 - (void) upgrade {
3410     _assert(pkgDistUpgrade(cache_));
3411 }
3412
3413 - (void) update {
3414     [self updateWithStatus:status_];
3415 }
3416
3417 - (NSString *) updateWithStatus:(Status &)status {
3418     pkgSourceList list;
3419     _assert(list.ReadMainList());
3420
3421     FileFd lock;
3422     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3423
3424     if (_error->PendingError()) {
3425         std::string error;
3426         if (!_error->PopMessage(error))
3427             _assert(false);
3428         _error->Discard();
3429         return [NSString stringWithUTF8String:error.c_str()];
3430     }
3431
3432     pkgAcquire fetcher(&status);
3433     _assert(list.GetIndexes(&fetcher));
3434
3435     if (fetcher.Run(PulseInterval_) != pkgAcquire::Failed) {
3436         bool failed = false;
3437         for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
3438             if ((*item)->Status != pkgAcquire::Item::StatDone) {
3439                 (*item)->Finished();
3440                 failed = true;
3441             }
3442
3443         if (!failed && _config->FindB("APT::Get::List-Cleanup", true) == true) {
3444             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists")));
3445             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/"));
3446         }
3447
3448         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3449         Changed_ = true;
3450     }
3451
3452     return nil;
3453 }
3454
3455 - (void) setDelegate:(id)delegate {
3456     delegate_ = delegate;
3457     status_.setDelegate(delegate);
3458     progress_.setDelegate(delegate);
3459 }
3460
3461 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3462     SourceMap::const_iterator i(sources_.find(file->ID));
3463     return i == sources_.end() ? nil : i->second;
3464 }
3465
3466 @end
3467 /* }}} */
3468
3469 /* PopUp Windows {{{ */
3470 @interface PopUpView : UIView {
3471     _transient id delegate_;
3472     UITransitionView *transition_;
3473     UIView *overlay_;
3474 }
3475
3476 - (void) cancel;
3477 - (id) initWithView:(UIView *)view delegate:(id)delegate;
3478
3479 @end
3480
3481 @implementation PopUpView
3482
3483 - (void) dealloc {
3484     [transition_ setDelegate:nil];
3485     [transition_ release];
3486     [overlay_ release];
3487     [super dealloc];
3488 }
3489
3490 - (void) cancel {
3491     [transition_ transition:UITransitionPushFromTop toView:nil];
3492 }
3493
3494 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
3495     if (from != nil && to == nil)
3496         [self removeFromSuperview];
3497 }
3498
3499 - (id) initWithView:(UIView *)view delegate:(id)delegate {
3500     if ((self = [super initWithFrame:[view bounds]]) != nil) {
3501         delegate_ = delegate;
3502
3503         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
3504         [self addSubview:transition_];
3505
3506         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
3507
3508         [view addSubview:self];
3509
3510         [transition_ setDelegate:self];
3511
3512         UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
3513         [transition_ transition:UITransitionNone toView:blank];
3514         [transition_ transition:UITransitionPushFromBottom toView:overlay_];
3515     } return self;
3516 }
3517
3518 @end
3519 /* }}} */
3520
3521 /* Confirmation View {{{ */
3522 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3523     if (!iterator.end())
3524         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3525             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3526                 continue;
3527             pkgCache::PkgIterator package(dep.TargetPkg());
3528             if (package.end())
3529                 continue;
3530             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3531                 return true;
3532         }
3533
3534     return false;
3535 }
3536
3537 /* Web Scripting {{{ */
3538 @interface CydiaObject : NSObject {
3539     id indirect_;
3540 }
3541
3542 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3543 @end
3544
3545 @implementation CydiaObject
3546
3547 - (void) dealloc {
3548     [indirect_ release];
3549     [super dealloc];
3550 }
3551
3552 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3553     if ((self = [super init]) != nil) {
3554         indirect_ = [indirect retain];
3555     } return self;
3556 }
3557
3558 + (NSArray *) _attributeKeys {
3559     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3560 }
3561
3562 - (NSArray *) attributeKeys {
3563     return [[self class] _attributeKeys];
3564 }
3565
3566 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3567     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3568 }
3569
3570 - (NSString *) device {
3571     return [[UIDevice currentDevice] uniqueIdentifier];
3572 }
3573
3574 #if 0 // XXX: implement!
3575 - (NSString *) mac {
3576     if (![indirect_ promptForSensitive:@"Mac Address"])
3577         return nil;
3578 }
3579
3580 - (NSString *) serial {
3581     if (![indirect_ promptForSensitive:@"Serial #"])
3582         return nil;
3583 }
3584
3585 - (NSString *) firewire {
3586     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3587         return nil;
3588 }
3589
3590 - (NSString *) imei {
3591     if (![indirect_ promptForSensitive:@"IMEI"])
3592         return nil;
3593 }
3594 #endif
3595
3596 + (NSString *) webScriptNameForSelector:(SEL)selector {
3597     if (selector == @selector(close))
3598         return @"close";
3599     else if (selector == @selector(getPackageById:))
3600         return @"getPackageById";
3601     else if (selector == @selector(setAutoPopup:))
3602         return @"setAutoPopup";
3603     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3604         return @"setButtonImage";
3605     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3606         return @"setButtonTitle";
3607     else if (selector == @selector(setFinishHook:))
3608         return @"setFinishHook";
3609     else if (selector == @selector(setPopupHook:))
3610         return @"setPopupHook";
3611     else if (selector == @selector(setSpecial:))
3612         return @"setSpecial";
3613     else if (selector == @selector(setViewportWidth:))
3614         return @"setViewportWidth";
3615     else if (selector == @selector(supports:))
3616         return @"supports";
3617     else if (selector == @selector(stringWithFormat:arguments:))
3618         return @"format";
3619     else if (selector == @selector(localizedStringForKey:value:table:))
3620         return @"localize";
3621     else if (selector == @selector(du:))
3622         return @"du";
3623     else if (selector == @selector(statfs:))
3624         return @"statfs";
3625     else
3626         return nil;
3627 }
3628
3629 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3630     return [self webScriptNameForSelector:selector] == nil;
3631 }
3632
3633 - (BOOL) supports:(NSString *)feature {
3634     return [feature isEqualToString:@"window.open"];
3635 }
3636
3637 - (Package *) getPackageById:(NSString *)id {
3638     Package *package([[Database sharedInstance] packageWithName:id]);
3639     [package parse];
3640     return package;
3641 }
3642
3643 - (NSArray *) statfs:(NSString *)path {
3644     struct statfs stat;
3645
3646     if (path == nil || statfs([path UTF8String], &stat) == -1)
3647         return nil;
3648
3649     return [NSArray arrayWithObjects:
3650         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3651         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3652         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3653     nil];
3654 }
3655
3656 - (NSNumber *) du:(NSString *)path {
3657     NSNumber *value(nil);
3658
3659     int fds[2];
3660     _assert(pipe(fds) != -1);
3661
3662     pid_t pid(ExecFork());
3663     if (pid == 0) {
3664         _assert(dup2(fds[1], 1) != -1);
3665         _assert(close(fds[0]) != -1);
3666         _assert(close(fds[1]) != -1);
3667         /* XXX: this should probably not use du */
3668         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3669         exit(1);
3670         _assert(false);
3671     }
3672
3673     _assert(close(fds[1]) != -1);
3674
3675     if (FILE *du = fdopen(fds[0], "r")) {
3676         char line[1024];
3677         while (fgets(line, sizeof(line), du) != NULL) {
3678             size_t length(strlen(line));
3679             while (length != 0 && line[length - 1] == '\n')
3680                 line[--length] = '\0';
3681             if (char *tab = strchr(line, '\t')) {
3682                 *tab = '\0';
3683                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3684             }
3685         }
3686
3687         fclose(du);
3688     } else _assert(close(fds[0]));
3689
3690     int status;
3691   wait:
3692     if (waitpid(pid, &status, 0) == -1)
3693         if (errno == EINTR)
3694             goto wait;
3695         else _assert(false);
3696
3697     return value;
3698 }
3699
3700 - (void) close {
3701     [indirect_ close];
3702 }
3703
3704 - (void) setAutoPopup:(BOOL)popup {
3705     [indirect_ setAutoPopup:popup];
3706 }
3707
3708 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3709     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3710 }
3711
3712 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3713     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3714 }
3715
3716 - (void) setSpecial:(id)function {
3717     [indirect_ setSpecial:function];
3718 }
3719
3720 - (void) setFinishHook:(id)function {
3721     [indirect_ setFinishHook:function];
3722 }
3723
3724 - (void) setPopupHook:(id)function {
3725     [indirect_ setPopupHook:function];
3726 }
3727
3728 - (void) setViewportWidth:(float)width {
3729     [indirect_ setViewportWidth:width];
3730 }
3731
3732 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3733     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3734     unsigned count([arguments count]);
3735     id values[count];
3736     for (unsigned i(0); i != count; ++i)
3737         values[i] = [arguments objectAtIndex:i];
3738     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3739 }
3740
3741 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3742     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3743         value = nil;
3744     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3745         table = nil;
3746     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3747 }
3748
3749 @end
3750 /* }}} */
3751
3752 @interface CydiaBrowserView : BrowserView {
3753     CydiaObject *cydia_;
3754 }
3755
3756 @end
3757
3758 @implementation CydiaBrowserView
3759
3760 - (void) dealloc {
3761     [cydia_ release];
3762     [super dealloc];
3763 }
3764
3765 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3766     [super webView:sender didClearWindowObject:window forFrame:frame];
3767     [window setValue:cydia_ forKey:@"cydia"];
3768 }
3769
3770 - (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)source {
3771     NSMutableURLRequest *copy = [request mutableCopy];
3772
3773     if (Machine_ != NULL)
3774         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3775     if (UniqueID_ != nil)
3776         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
3777
3778     if (Role_ != nil)
3779         [copy setValue:Role_ forHTTPHeaderField:@"X-Role"];
3780
3781     return copy;
3782 }
3783
3784 - (id) initWithBook:(RVBook *)book forWidth:(float)width {
3785     if ((self = [super initWithBook:book forWidth:width ofClass:[CydiaBrowserView class]]) != nil) {
3786         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
3787
3788         WebView *webview([webview_ webView]);
3789
3790         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
3791         NSString *application = package == nil ? @"Cydia" : [NSString
3792             stringWithFormat:@"Cydia/%@",
3793             [package installed]
3794         ];
3795
3796         if (Product_ != nil)
3797             application = [NSString stringWithFormat:@"%@ Version/%@", application, Product_];
3798         if (Build_ != nil)
3799             application = [NSString stringWithFormat:@"%@ Mobile/%@", application, Build_];
3800         if (Safari_ != nil)
3801             application = [NSString stringWithFormat:@"%@ Safari/%@", application, Safari_];
3802
3803         [webview setApplicationNameForUserAgent:application];
3804     } return self;
3805 }
3806
3807 @end
3808
3809 @protocol ConfirmationViewDelegate
3810 - (void) cancel;
3811 - (void) confirm;
3812 - (void) queue;
3813 @end
3814
3815 @interface ConfirmationView : CydiaBrowserView {
3816     _transient Database *database_;
3817     UIActionSheet *essential_;
3818     NSArray *changes_;
3819     NSArray *issues_;
3820     NSArray *sizes_;
3821     BOOL substrate_;
3822 }
3823
3824 - (id) initWithBook:(RVBook *)book database:(Database *)database;
3825
3826 @end
3827
3828 @implementation ConfirmationView
3829
3830 - (void) dealloc {
3831     [changes_ release];
3832     if (issues_ != nil)
3833         [issues_ release];
3834     [sizes_ release];
3835     if (essential_ != nil)
3836         [essential_ release];
3837     [super dealloc];
3838 }
3839
3840 - (void) cancel {
3841     [delegate_ cancel];
3842     [book_ popFromSuperviewAnimated:YES];
3843 }
3844
3845 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
3846     NSString *context([sheet context]);
3847
3848     if ([context isEqualToString:@"remove"]) {
3849         switch (button) {
3850             case 1:
3851                 [self cancel];
3852                 break;
3853             case 2:
3854                 if (substrate_)
3855                     Finish_ = 2;
3856                 [delegate_ confirm];
3857                 break;
3858             default:
3859                 _assert(false);
3860         }
3861
3862         [sheet dismiss];
3863     } else if ([context isEqualToString:@"unable"]) {
3864         [self cancel];
3865         [sheet dismiss];
3866     } else
3867         [super alertSheet:sheet buttonClicked:button];
3868 }
3869
3870 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3871     [super webView:sender didClearWindowObject:window forFrame:frame];
3872     [window setValue:changes_ forKey:@"changes"];
3873     [window setValue:issues_ forKey:@"issues"];
3874     [window setValue:sizes_ forKey:@"sizes"];
3875 }
3876
3877 - (id) initWithBook:(RVBook *)book database:(Database *)database {
3878     if ((self = [super initWithBook:book]) != nil) {
3879         database_ = database;
3880
3881         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
3882         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
3883         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
3884         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
3885         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
3886
3887         bool remove(false);
3888
3889         pkgDepCache::Policy *policy([database_ policy]);
3890
3891         pkgCacheFile &cache([database_ cache]);
3892         NSArray *packages = [database_ packages];
3893         for (Package *package in packages) {
3894             pkgCache::PkgIterator iterator = [package iterator];
3895             pkgDepCache::StateCache &state(cache[iterator]);
3896
3897             NSString *name([package name]);
3898
3899             if (state.NewInstall())
3900                 [installing addObject:name];
3901             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
3902                 [reinstalling addObject:name];
3903             else if (state.Upgrade())
3904                 [upgrading addObject:name];
3905             else if (state.Downgrade())
3906                 [downgrading addObject:name];
3907             else if (state.Delete()) {
3908                 if ([package essential])
3909                     remove = true;
3910                 [removing addObject:name];
3911             } else continue;
3912
3913             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
3914             substrate_ |= DepSubstrate(iterator.CurrentVer());
3915         }
3916
3917         if (!remove)
3918             essential_ = nil;
3919         else if (Advanced_ || true) {
3920             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
3921
3922             essential_ = [[UIActionSheet alloc]
3923                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
3924                 buttons:[NSArray arrayWithObjects:
3925                     [NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")],
3926                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
3927                 nil]
3928                 defaultButtonIndex:0
3929                 delegate:self
3930                 context:@"remove"
3931             ];
3932
3933 #ifndef __OBJC2__
3934             [essential_ setDestructiveButton:[[essential_ buttons] objectAtIndex:0]];
3935 #endif
3936             [essential_ setBodyText:UCLocalize("REMOVING_ESSENTIALS_EX")];
3937         } else {
3938             essential_ = [[UIActionSheet alloc]
3939                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
3940                 buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
3941                 defaultButtonIndex:0
3942                 delegate:self
3943                 context:@"unable"
3944             ];
3945
3946             [essential_ setBodyText:UCLocalize("UNABLE_TO_COMPLY_EX")];
3947         }
3948
3949         changes_ = [[NSArray alloc] initWithObjects:
3950             installing,
3951             reinstalling,
3952             upgrading,
3953             downgrading,
3954             removing,
3955         nil];
3956
3957         issues_ = [database_ issues];
3958         if (issues_ != nil)
3959             issues_ = [issues_ retain];
3960
3961         sizes_ = [[NSArray alloc] initWithObjects:
3962             SizeString([database_ fetcher].FetchNeeded()),
3963             SizeString([database_ fetcher].PartialPresent()),
3964             SizeString([database_ cache]->UsrSize()),
3965         nil];
3966
3967         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
3968     } return self;
3969 }
3970
3971 - (NSString *) backButtonTitle {
3972     return UCLocalize("CONFIRM");
3973 }
3974
3975 - (NSString *) leftButtonTitle {
3976     return [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")];
3977 }
3978
3979 - (id) rightButtonTitle {
3980     return issues_ != nil ? nil : [super rightButtonTitle];
3981 }
3982
3983 - (id) _rightButtonTitle {
3984 #if AlwaysReload || IgnoreInstall
3985     return [super _rightButtonTitle];
3986 #else
3987     return UCLocalize("CONFIRM");
3988 #endif
3989 }
3990
3991 - (void) _leftButtonClicked {
3992     [self cancel];
3993 }
3994
3995 #if !AlwaysReload
3996 - (void) _rightButtonClicked {
3997 #if IgnoreInstall
3998     return [super _rightButtonClicked];
3999 #endif
4000     if (essential_ != nil)
4001         [essential_ popupAlertAnimated:YES];
4002     else {
4003         if (substrate_)
4004             Finish_ = 2;
4005         [delegate_ confirm];
4006     }
4007 }
4008 #endif
4009
4010 @end
4011 /* }}} */
4012
4013 /* Progress Data {{{ */
4014 @interface ProgressData : NSObject {
4015     SEL selector_;
4016     id target_;
4017     id object_;
4018 }
4019
4020 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4021
4022 - (SEL) selector;
4023 - (id) target;
4024 - (id) object;
4025 @end
4026
4027 @implementation ProgressData
4028
4029 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4030     if ((self = [super init]) != nil) {
4031         selector_ = selector;
4032         target_ = target;
4033         object_ = object;
4034     } return self;
4035 }
4036
4037 - (SEL) selector {
4038     return selector_;
4039 }
4040
4041 - (id) target {
4042     return target_;
4043 }
4044
4045 - (id) object {
4046     return object_;
4047 }
4048
4049 @end
4050 /* }}} */
4051 /* Progress View {{{ */
4052 @interface ProgressView : UIView <
4053     ConfigurationDelegate,
4054     ProgressDelegate
4055 > {
4056     _transient Database *database_;
4057     UIView *view_;
4058     UIView *background_;
4059     UITransitionView *transition_;
4060     UIView *overlay_;
4061     UINavigationBar *navbar_;
4062     UIProgressBar *progress_;
4063     UITextView *output_;
4064     UITextLabel *status_;
4065     UIPushButton *close_;
4066     id delegate_;
4067     BOOL running_;
4068     SHA1SumValue springlist_;
4069     SHA1SumValue notifyconf_;
4070     SHA1SumValue sandplate_;
4071 }
4072
4073 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
4074
4075 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
4076 - (void) setContentView:(UIView *)view;
4077 - (void) resetView;
4078
4079 - (void) _retachThread;
4080 - (void) _detachNewThreadData:(ProgressData *)data;
4081 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4082
4083 - (BOOL) isRunning;
4084
4085 @end
4086
4087 @protocol ProgressViewDelegate
4088 - (void) progressViewIsComplete:(ProgressView *)sender;
4089 @end
4090
4091 @implementation ProgressView
4092
4093 - (void) dealloc {
4094     [transition_ setDelegate:nil];
4095     [navbar_ setDelegate:nil];
4096
4097     [view_ release];
4098     if (background_ != nil)
4099         [background_ release];
4100     [transition_ release];
4101     [overlay_ release];
4102     [navbar_ release];
4103     [progress_ release];
4104     [output_ release];
4105     [status_ release];
4106     [close_ release];
4107     [super dealloc];
4108 }
4109
4110 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
4111     if (bootstrap_ && from == overlay_ && to == view_)
4112         exit(0);
4113 }
4114
4115 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
4116     if ((self = [super initWithFrame:frame]) != nil) {
4117         database_ = database;
4118         delegate_ = delegate;
4119
4120         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
4121         [transition_ setDelegate:self];
4122
4123         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
4124
4125         if (bootstrap_)
4126             [overlay_ setBackgroundColor:[UIColor blackColor]];
4127         else {
4128             background_ = [[UIView alloc] initWithFrame:[self bounds]];
4129             [background_ setBackgroundColor:[UIColor blackColor]];
4130             [self addSubview:background_];
4131         }
4132
4133         [self addSubview:transition_];
4134
4135         CGSize navsize = [UINavigationBar defaultSize];
4136         CGRect navrect = {{0, 0}, navsize};
4137
4138         navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
4139         [overlay_ addSubview:navbar_];
4140
4141         [navbar_ setBarStyle:1];
4142         [navbar_ setDelegate:self];
4143
4144         UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
4145         [navbar_ pushNavigationItem:navitem];
4146
4147         CGRect bounds = [overlay_ bounds];
4148         CGSize prgsize = [UIProgressBar defaultSize];
4149
4150         CGRect prgrect = {{
4151             (bounds.size.width - prgsize.width) / 2,
4152             bounds.size.height - prgsize.height - 20
4153         }, prgsize};
4154
4155         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
4156         [progress_ setStyle:0];
4157
4158         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
4159             10,
4160             bounds.size.height - prgsize.height - 50,
4161             bounds.size.width - 20,
4162             24
4163         )];
4164
4165         [status_ setColor:[UIColor whiteColor]];
4166         [status_ setBackgroundColor:[UIColor clearColor]];
4167
4168         [status_ setCentersHorizontally:YES];
4169         //[status_ setFont:font];
4170         _trace();
4171
4172         output_ = [[UITextView alloc] initWithFrame:CGRectMake(
4173             10,
4174             navrect.size.height + 20,
4175             bounds.size.width - 20,
4176             bounds.size.height - navsize.height - 62 - navrect.size.height
4177         )];
4178         _trace();
4179
4180         //[output_ setTextFont:@"Courier New"];
4181         [output_ setTextSize:12];
4182
4183         [output_ setTextColor:[UIColor whiteColor]];
4184         [output_ setBackgroundColor:[UIColor clearColor]];
4185
4186         [output_ setMarginTop:0];
4187         [output_ setAllowsRubberBanding:YES];
4188         [output_ setEditable:NO];
4189
4190         [overlay_ addSubview:output_];
4191
4192         close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
4193             10,
4194             bounds.size.height - prgsize.height - 50,
4195             bounds.size.width - 20,
4196             32 + prgsize.height
4197         )];
4198
4199         [close_ setAutosizesToFit:NO];
4200         [close_ setDrawsShadow:YES];
4201         [close_ setStretchBackground:YES];
4202         [close_ setEnabled:YES];
4203
4204         UIFont *bold = [UIFont boldSystemFontOfSize:22];
4205         [close_ setTitleFont:bold];
4206
4207         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:kUIControlEventMouseUpInside];
4208         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4209         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4210     } return self;
4211 }
4212
4213 - (void) setContentView:(UIView *)view {
4214     view_ = [view retain];
4215 }
4216
4217 - (void) resetView {
4218     [transition_ transition:6 toView:view_];
4219 }
4220
4221 - (void) _checkError {
4222     if (_error->PendingError()) {
4223         std::string error;
4224         if (!_error->PopMessage(error))
4225             _assert(false);
4226
4227         UIActionSheet *sheet = [[[UIActionSheet alloc]
4228             initWithTitle:UCLocalize("ERROR")
4229             buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4230             defaultButtonIndex:0
4231             delegate:self
4232             context:@"_error"
4233         ] autorelease];
4234
4235         [sheet setBodyText:[NSString stringWithUTF8String:error.c_str()]];
4236         [sheet popupAlertAnimated:YES];
4237
4238         return;
4239     }
4240
4241     [delegate_ progressViewIsComplete:self];
4242
4243     if (Finish_ < 4) {
4244         FileFd file;
4245         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4246             _error->Discard();
4247         else {
4248             MMap mmap(file, MMap::ReadOnly);
4249             SHA1Summation sha1;
4250             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4251             if (!(notifyconf_ == sha1.Result()))
4252                 Finish_ = 4;
4253         }
4254     }
4255
4256     if (Finish_ < 3) {
4257         FileFd file;
4258         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4259             _error->Discard();
4260         else {
4261             MMap mmap(file, MMap::ReadOnly);
4262             SHA1Summation sha1;
4263             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4264             if (!(springlist_ == sha1.Result()))
4265                 Finish_ = 3;
4266         }
4267     }
4268
4269     switch (Finish_) {
4270         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break;
4271         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4272         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4273         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4274         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4275     }
4276
4277 #define Cache_ "/User/Library/Caches/com.apple.mobile.installation.plist"
4278
4279     if (NSMutableDictionary *cache = [[NSMutableDictionary alloc] initWithContentsOfFile:@ Cache_]) {
4280         [cache autorelease];
4281
4282         NSFileManager *manager = [NSFileManager defaultManager];
4283         NSError *error = nil;
4284
4285         id system = [cache objectForKey:@"System"];
4286         if (system == nil)
4287             goto error;
4288
4289         struct stat info;
4290         if (stat(Cache_, &info) == -1)
4291             goto error;
4292
4293         [system removeAllObjects];
4294
4295         if (NSArray *apps = [manager contentsOfDirectoryAtPath:@"/Applications" error:&error]) {
4296             for (NSString *app in apps)
4297                 if ([app hasSuffix:@".app"]) {
4298                     NSString *path = [@"/Applications" stringByAppendingPathComponent:app];
4299                     NSString *plist = [path stringByAppendingPathComponent:@"Info.plist"];
4300                     if (NSMutableDictionary *info = [[NSMutableDictionary alloc] initWithContentsOfFile:plist]) {
4301                         [info autorelease];
4302                         if ([info objectForKey:@"CFBundleIdentifier"] != nil) {
4303                             [info setObject:path forKey:@"Path"];
4304                             [info setObject:@"System" forKey:@"ApplicationType"];
4305                             [system addInfoDictionary:info];
4306                         }
4307                     }
4308                 }
4309         } else goto error;
4310
4311         [cache writeToFile:@Cache_ atomically:YES];
4312
4313         if (chown(Cache_, info.st_uid, info.st_gid) == -1)
4314             goto error;
4315         if (chmod(Cache_, info.st_mode) == -1)
4316             goto error;
4317
4318         if (false) error:
4319             lprintf("%s\n", error == nil ? strerror(errno) : [[error localizedDescription] UTF8String]);
4320     }
4321
4322     notify_post("com.apple.mobile.application_installed");
4323
4324     [delegate_ setStatusBarShowsProgress:NO];
4325 }
4326
4327 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4328     NSString *context([sheet context]);
4329
4330     if ([context isEqualToString:@"error"])
4331         [sheet dismiss];
4332     else if ([context isEqualToString:@"_error"]) {
4333         [sheet dismiss];
4334         [self _checkError];
4335     } else if ([context isEqualToString:@"conffile"]) {
4336         FILE *input = [database_ input];
4337
4338         switch (button) {
4339             case 1:
4340                 fprintf(input, "N\n");
4341                 fflush(input);
4342                 break;
4343             case 2:
4344                 fprintf(input, "Y\n");
4345                 fflush(input);
4346                 break;
4347             default:
4348                 _assert(false);
4349         }
4350
4351         [sheet dismiss];
4352     }
4353 }
4354
4355 - (void) closeButtonPushed {
4356     running_ = NO;
4357
4358     switch (Finish_) {
4359         case 0:
4360             [self resetView];
4361         break;
4362
4363         case 1:
4364             [delegate_ suspendWithAnimation:YES];
4365         break;
4366
4367         case 2:
4368             system("launchctl stop com.apple.SpringBoard");
4369         break;
4370
4371         case 3:
4372             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4373         break;
4374
4375         case 4:
4376             system("reboot");
4377         break;
4378     }
4379 }
4380
4381 - (void) _retachThread {
4382     UINavigationItem *item = [navbar_ topItem];
4383     [item setTitle:UCLocalize("COMPLETE")];
4384
4385     [overlay_ addSubview:close_];
4386     [progress_ removeFromSuperview];
4387     [status_ removeFromSuperview];
4388
4389     [self _checkError];
4390 }
4391
4392 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4393     [[data target] performSelector:[data selector] withObject:[data object]];
4394     [data release];
4395
4396     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4397 }
4398
4399 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4400     UINavigationItem *item = [navbar_ topItem];
4401     [item setTitle:title];
4402
4403     [status_ setText:nil];
4404     [output_ setText:@""];
4405     [progress_ setProgress:0];
4406
4407     [close_ removeFromSuperview];
4408     [overlay_ addSubview:progress_];
4409     [overlay_ addSubview:status_];
4410
4411     [delegate_ setStatusBarShowsProgress:YES];
4412     running_ = YES;
4413
4414     {
4415         FileFd file;
4416         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4417             _error->Discard();
4418         else {
4419             MMap mmap(file, MMap::ReadOnly);
4420             SHA1Summation sha1;
4421             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4422             notifyconf_ = sha1.Result();
4423         }
4424     }
4425
4426     {
4427         FileFd file;
4428         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4429             _error->Discard();
4430         else {
4431             MMap mmap(file, MMap::ReadOnly);
4432             SHA1Summation sha1;
4433             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4434             springlist_ = sha1.Result();
4435         }
4436     }
4437
4438     [transition_ transition:6 toView:overlay_];
4439
4440     [NSThread
4441         detachNewThreadSelector:@selector(_detachNewThreadData:)
4442         toTarget:self
4443         withObject:[[ProgressData alloc]
4444             initWithSelector:selector
4445             target:target
4446             object:object
4447         ]
4448     ];
4449 }
4450
4451 - (void) repairWithSelector:(SEL)selector {
4452     [self
4453         detachNewThreadSelector:selector
4454         toTarget:database_
4455         withObject:nil
4456         title:UCLocalize("REPAIRING")
4457     ];
4458 }
4459
4460 - (void) setConfigurationData:(NSString *)data {
4461     [self
4462         performSelectorOnMainThread:@selector(_setConfigurationData:)
4463         withObject:data
4464         waitUntilDone:YES
4465     ];
4466 }
4467
4468 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
4469     Package *package = id == nil ? nil : [database_ packageWithName:id];
4470
4471     UIActionSheet *sheet = [[[UIActionSheet alloc]
4472         initWithTitle:(package == nil ? id : [package name])
4473         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4474         defaultButtonIndex:0
4475         delegate:self
4476         context:@"error"
4477     ] autorelease];
4478
4479     [sheet setBodyText:error];
4480     [sheet popupAlertAnimated:YES];
4481 }
4482
4483 - (void) setProgressTitle:(NSString *)title {
4484     [self
4485         performSelectorOnMainThread:@selector(_setProgressTitle:)
4486         withObject:title
4487         waitUntilDone:YES
4488     ];
4489 }
4490
4491 - (void) setProgressPercent:(float)percent {
4492     [self
4493         performSelectorOnMainThread:@selector(_setProgressPercent:)
4494         withObject:[NSNumber numberWithFloat:percent]
4495         waitUntilDone:YES
4496     ];
4497 }
4498
4499 - (void) startProgress {
4500 }
4501
4502 - (void) addProgressOutput:(NSString *)output {
4503     [self
4504         performSelectorOnMainThread:@selector(_addProgressOutput:)
4505         withObject:output
4506         waitUntilDone:YES
4507     ];
4508 }
4509
4510 - (bool) isCancelling:(size_t)received {
4511     return false;
4512 }
4513
4514 - (void) _setConfigurationData:(NSString *)data {
4515     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4516
4517     _assert(conffile_r(data));
4518
4519     NSString *ofile = conffile_r[1];
4520     //NSString *nfile = conffile_r[2];
4521
4522     UIActionSheet *sheet = [[[UIActionSheet alloc]
4523         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4524         buttons:[NSArray arrayWithObjects:
4525             UCLocalize("KEEP_OLD_COPY"),
4526             UCLocalize("ACCEPT_NEW_COPY"),
4527             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4528         nil]
4529         defaultButtonIndex:0
4530         delegate:self
4531         context:@"conffile"
4532     ] autorelease];
4533
4534     [sheet setBodyText:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]];
4535     [sheet popupAlertAnimated:YES];
4536 }
4537
4538 - (void) _setProgressTitle:(NSString *)title {
4539     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4540     for (size_t i(0), e([words count]); i != e; ++i) {
4541         NSString *word([words objectAtIndex:i]);
4542         if (Package *package = [database_ packageWithName:word])
4543             [words replaceObjectAtIndex:i withObject:[package name]];
4544     }
4545
4546     [status_ setText:[words componentsJoinedByString:@" "]];
4547 }
4548
4549 - (void) _setProgressPercent:(NSNumber *)percent {
4550     [progress_ setProgress:[percent floatValue]];
4551 }
4552
4553 - (void) _addProgressOutput:(NSString *)output {
4554     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4555     CGSize size = [output_ contentSize];
4556     CGRect rect = {{0, size.height}, {size.width, 0}};
4557     [output_ scrollRectToVisible:rect animated:YES];
4558 }
4559
4560 - (BOOL) isRunning {
4561     return running_;
4562 }
4563
4564 @end
4565 /* }}} */
4566
4567 /* Package Cell {{{ */
4568 @interface PackageCell : UITableCell {
4569     UIImage *icon_;
4570     NSString *name_;
4571     NSString *description_;
4572     bool commercial_;
4573     NSString *source_;
4574     UIImage *badge_;
4575     bool cached_;
4576     Package *package_;
4577 #ifdef USE_BADGES
4578     UITextLabel *status_;
4579 #endif
4580 }
4581
4582 - (PackageCell *) init;
4583 - (void) setPackage:(Package *)package;
4584
4585 + (int) heightForPackage:(Package *)package;
4586
4587 @end
4588
4589 @implementation PackageCell
4590
4591 - (void) clearPackage {
4592     if (icon_ != nil) {
4593         [icon_ release];
4594         icon_ = nil;
4595     }
4596
4597     if (name_ != nil) {
4598         [name_ release];
4599         name_ = nil;
4600     }
4601
4602     if (description_ != nil) {
4603         [description_ release];
4604         description_ = nil;
4605     }
4606
4607     if (source_ != nil) {
4608         [source_ release];
4609         source_ = nil;
4610     }
4611
4612     if (badge_ != nil) {
4613         [badge_ release];
4614         badge_ = nil;
4615     }
4616
4617     [package_ release];
4618     package_ = nil;
4619 }
4620
4621 - (void) dealloc {
4622     [self clearPackage];
4623 #ifdef USE_BADGES
4624     [status_ release];
4625 #endif
4626     [super dealloc];
4627 }
4628
4629 - (PackageCell *) init {
4630     if ((self = [super init]) != nil) {
4631 #ifdef USE_BADGES
4632         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 68, 280, 20)];
4633         [status_ setBackgroundColor:[UIColor clearColor]];
4634         [status_ setFont:small];
4635 #endif
4636     } return self;
4637 }
4638
4639 - (void) setPackage:(Package *)package {
4640     [self clearPackage];
4641     [package parse];
4642
4643     Source *source = [package source];
4644
4645     icon_ = [[package icon] retain];
4646     name_ = [[package name] retain];
4647     description_ = [[package shortDescription] retain];
4648     commercial_ = [package isCommercial];
4649
4650     package_ = [package retain];
4651
4652     NSString *label = nil;
4653     bool trusted = false;
4654
4655     if (source != nil) {
4656         label = [source label];
4657         trusted = [source trusted];
4658     } else if ([[package id] isEqualToString:@"firmware"])
4659         label = UCLocalize("APPLE");
4660     else
4661         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4662
4663     NSString *from(label);
4664
4665     NSString *section = [package simpleSection];
4666     if (section != nil && ![section isEqualToString:label]) {
4667         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4668         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4669     }
4670
4671     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4672     source_ = [from retain];
4673
4674     if (NSString *purpose = [package primaryPurpose])
4675         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4676             badge_ = [badge_ retain];
4677
4678 #ifdef USE_BADGES
4679     if (NSString *mode = [package mode]) {
4680         [badge_ setImage:[UIImage applicationImageNamed:
4681             [mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"] ? @"removing.png" : @"installing.png"
4682         ]];
4683
4684         [status_ setText:[NSString stringWithFormat:UCLocalize("QUEUED_FOR"), UCLocalize(mode)]];
4685         [status_ setColor:[UIColor colorWithCGColor:Blueish_]];
4686     } else if ([package half]) {
4687         [badge_ setImage:[UIImage applicationImageNamed:@"damaged.png"]];
4688         [status_ setText:UCLocalize("PACKAGE_DAMAGED")];
4689         [status_ setColor:[UIColor redColor]];
4690     } else {
4691         [badge_ setImage:nil];
4692         [status_ setText:nil];
4693     }
4694 #endif
4695
4696     cached_ = false;
4697 }
4698
4699 - (void) drawRect:(CGRect)rect {
4700     if (!cached_) {
4701         UIColor *color;
4702
4703         if (NSString *mode = [package_ mode]) {
4704             bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4705             color = remove ? RemovingColor_ : InstallingColor_;
4706         } else
4707             color = [UIColor whiteColor];
4708
4709         [self setBackgroundColor:color];
4710         cached_ = true;
4711     }
4712
4713     [super drawRect:rect];
4714 }
4715
4716 - (void) drawBackgroundInRect:(CGRect)rect withFade:(float)fade {
4717     if (fade == 0) {
4718         CGContextRef context(UIGraphicsGetCurrentContext());
4719         [[self backgroundColor] set];
4720         CGRect back(rect);
4721         back.size.height -= 1;
4722         CGContextFillRect(context, back);
4723     }
4724
4725     [super drawBackgroundInRect:rect withFade:fade];
4726 }
4727
4728 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4729     if (icon_ != nil) {
4730         CGRect rect;
4731         rect.size = [icon_ size];
4732
4733         rect.size.width /= 2;
4734         rect.size.height /= 2;
4735
4736         rect.origin.x = 25 - rect.size.width / 2;
4737         rect.origin.y = 25 - rect.size.height / 2;
4738
4739         [icon_ drawInRect:rect];
4740     }
4741
4742     if (badge_ != nil) {
4743         CGSize size = [badge_ size];
4744
4745         [badge_ drawAtPoint:CGPointMake(
4746             36 - size.width / 2,
4747             36 - size.height / 2
4748         )];
4749     }
4750
4751     if (selected)
4752         UISetColor(White_);
4753
4754     if (!selected)
4755         UISetColor(commercial_ ? Purple_ : Black_);
4756     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
4757     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
4758
4759     if (!selected)
4760         UISetColor(commercial_ ? Purplish_ : Gray_);
4761     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
4762
4763     [super drawContentInRect:rect selected:selected];
4764 }
4765
4766 - (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
4767     cached_ = false;
4768     [super setSelected:selected withFade:fade];
4769 }
4770
4771 + (int) heightForPackage:(Package *)package {
4772     return 73;
4773 }
4774
4775 @end
4776 /* }}} */
4777 /* Section Cell {{{ */
4778 @interface SectionCell : UISimpleTableCell {
4779     NSString *section_;
4780     NSString *name_;
4781     NSString *count_;
4782     UIImage *icon_;
4783     _UISwitchSlider *switch_;
4784     BOOL editing_;
4785 }
4786
4787 - (id) init;
4788 - (void) setSection:(Section *)section editing:(BOOL)editing;
4789
4790 @end
4791
4792 @implementation SectionCell
4793
4794 - (void) clearSection {
4795     if (section_ != nil) {
4796         [section_ release];
4797         section_ = nil;
4798     }
4799
4800     if (name_ != nil) {
4801         [name_ release];
4802         name_ = nil;
4803     }
4804
4805     if (count_ != nil) {
4806         [count_ release];
4807         count_ = nil;
4808     }
4809 }
4810
4811 - (void) dealloc {
4812     [self clearSection];
4813     [icon_ release];
4814     [switch_ release];
4815     [super dealloc];
4816 }
4817
4818 - (id) init {
4819     if ((self = [super init]) != nil) {
4820         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
4821
4822         switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
4823         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:kUIControlEventMouseUpInside];
4824     } return self;
4825 }
4826
4827 - (void) onSwitch:(id)sender {
4828     NSMutableDictionary *metadata = [Sections_ objectForKey:section_];
4829     if (metadata == nil) {
4830         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
4831         [Sections_ setObject:metadata forKey:section_];
4832     }
4833
4834     Changed_ = true;
4835     [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
4836 }
4837
4838 - (void) setSection:(Section *)section editing:(BOOL)editing {
4839     if (editing != editing_) {
4840         if (editing_)
4841             [switch_ removeFromSuperview];
4842         else
4843             [self addSubview:switch_];
4844         editing_ = editing;
4845     }
4846
4847     [self clearSection];
4848
4849     if (section == nil) {
4850         name_ = [UCLocalize("ALL_PACKAGES") retain];
4851         count_ = nil;
4852     } else {
4853         section_ = [section localized];
4854         if (section_ != nil)
4855             section_ = [section_ retain];
4856         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
4857         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
4858
4859         if (editing_)
4860             [switch_ setValue:(isSectionVisible(section_) ? 1 : 0) animated:NO];
4861     }
4862 }
4863
4864 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4865     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
4866
4867     if (selected)
4868         UISetColor(White_);
4869
4870     if (!selected)
4871         UISetColor(Black_);
4872     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(editing_ ? 164 : 250) withFont:Font22Bold_ ellipsis:2];
4873
4874     CGSize size = [count_ sizeWithFont:Font14_];
4875
4876     UISetColor(White_);
4877     if (count_ != nil)
4878         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
4879
4880     [super drawContentInRect:rect selected:selected];
4881 }
4882
4883 @end
4884 /* }}} */
4885
4886 /* File Table {{{ */
4887 @interface FileTable : RVPage {
4888     _transient Database *database_;
4889     Package *package_;
4890     NSString *name_;
4891     NSMutableArray *files_;
4892     UITable *list_;
4893 }
4894
4895 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4896 - (void) setPackage:(Package *)package;
4897
4898 @end
4899
4900 @implementation FileTable
4901
4902 - (void) dealloc {
4903     if (package_ != nil)
4904         [package_ release];
4905     if (name_ != nil)
4906         [name_ release];
4907     [files_ release];
4908     [list_ release];
4909     [super dealloc];
4910 }
4911
4912 - (int) numberOfRowsInTable:(UITable *)table {
4913     return files_ == nil ? 0 : [files_ count];
4914 }
4915
4916 - (float) table:(UITable *)table heightForRow:(int)row {
4917     return 24;
4918 }
4919
4920 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
4921     if (reusing == nil) {
4922         reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
4923         UIFont *font = [UIFont systemFontOfSize:16];
4924         [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
4925     }
4926     [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
4927     return reusing;
4928 }
4929
4930 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
4931     return NO;
4932 }
4933
4934 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4935     if ((self = [super initWithBook:book]) != nil) {
4936         database_ = database;
4937
4938         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
4939
4940         list_ = [[UITable alloc] initWithFrame:[self bounds]];
4941         [self addSubview:list_];
4942
4943         UITableColumn *column = [[[UITableColumn alloc]
4944             initWithTitle:UCLocalize("NAME")
4945             identifier:@"name"
4946             width:[self frame].size.width
4947         ] autorelease];
4948
4949         [list_ setDataSource:self];
4950         [list_ setSeparatorStyle:1];
4951         [list_ addTableColumn:column];
4952         [list_ setDelegate:self];
4953         [list_ setReusesTableCells:YES];
4954     } return self;
4955 }
4956
4957 - (void) setPackage:(Package *)package {
4958     if (package_ != nil) {
4959         [package_ autorelease];
4960         package_ = nil;
4961     }
4962
4963     if (name_ != nil) {
4964         [name_ release];
4965         name_ = nil;
4966     }
4967
4968     [files_ removeAllObjects];
4969
4970     if (package != nil) {
4971         package_ = [package retain];
4972         name_ = [[package id] retain];
4973
4974         if (NSArray *files = [package files])
4975             [files_ addObjectsFromArray:files];
4976
4977         if ([files_ count] != 0) {
4978             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
4979                 [files_ removeObjectAtIndex:0];
4980             [files_ sortUsingSelector:@selector(compareByPath:)];
4981
4982             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
4983             [stack addObject:@"/"];
4984
4985             for (int i(0), e([files_ count]); i != e; ++i) {
4986                 NSString *file = [files_ objectAtIndex:i];
4987                 while (![file hasPrefix:[stack lastObject]])
4988                     [stack removeLastObject];
4989                 NSString *directory = [stack lastObject];
4990                 [stack addObject:[file stringByAppendingString:@"/"]];
4991                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
4992                     ([stack count] - 2) * 3, "",
4993                     [file substringFromIndex:[directory length]]
4994                 ]];
4995             }
4996         }
4997     }
4998
4999     [list_ reloadData];
5000 }
5001
5002 - (void) resetViewAnimated:(BOOL)animated {
5003     [list_ resetViewAnimated:animated];
5004 }
5005
5006 - (void) reloadData {
5007     [self setPackage:[database_ packageWithName:name_]];
5008     [self reloadButtons];
5009 }
5010
5011 - (NSString *) title {
5012     return UCLocalize("INSTALLED_FILES");
5013 }
5014
5015 - (NSString *) backButtonTitle {
5016     return UCLocalize("FILES");
5017 }
5018
5019 @end
5020 /* }}} */
5021 /* Package View {{{ */
5022 @interface PackageView : CydiaBrowserView {
5023     _transient Database *database_;
5024     Package *package_;
5025     NSString *name_;
5026     bool commercial_;
5027     NSMutableArray *buttons_;
5028 }
5029
5030 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5031 - (void) setPackage:(Package *)package;
5032
5033 @end
5034
5035 @implementation PackageView
5036
5037 - (void) dealloc {
5038     if (package_ != nil)
5039         [package_ release];
5040     if (name_ != nil)
5041         [name_ release];
5042     [buttons_ release];
5043     [super dealloc];
5044 }
5045
5046 - (void) release {
5047     if ([self retainCount] == 1)
5048         [delegate_ setPackageView:self];
5049     [super release];
5050 }
5051
5052 /* XXX: this is not safe at all... localization of /fail/ */
5053 - (void) _clickButtonWithName:(NSString *)name {
5054     if ([name isEqualToString:UCLocalize("CLEAR")])
5055         [delegate_ clearPackage:package_];
5056     else if ([name isEqualToString:UCLocalize("INSTALL")])
5057         [delegate_ installPackage:package_];
5058     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5059         [delegate_ installPackage:package_];
5060     else if ([name isEqualToString:UCLocalize("REMOVE")])
5061         [delegate_ removePackage:package_];
5062     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5063         [delegate_ installPackage:package_];
5064     else _assert(false);
5065 }
5066
5067 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5068     NSString *context([sheet context]);
5069
5070     if ([context isEqualToString:@"modify"]) {
5071         int count = [buttons_ count];
5072         _assert(count != 0);
5073         _assert(button <= count + 1);
5074
5075         if (count != button - 1)
5076             [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
5077
5078         [sheet dismiss];
5079     } else
5080         [super alertSheet:sheet buttonClicked:button];
5081 }
5082
5083 - (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
5084     return [super webView:sender didFinishLoadForFrame:frame];
5085 }
5086
5087 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5088     [super webView:sender didClearWindowObject:window forFrame:frame];
5089     [window setValue:package_ forKey:@"package"];
5090 }
5091
5092 - (bool) _allowJavaScriptPanel {
5093     return commercial_;
5094 }
5095
5096 #if !AlwaysReload
5097 - (void) __rightButtonClicked {
5098     int count = [buttons_ count];
5099     _assert(count != 0);
5100
5101     if (count == 1)
5102         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5103     else {
5104         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
5105         [buttons addObjectsFromArray:buttons_];
5106         [buttons addObject:UCLocalize("CANCEL")];
5107
5108         [delegate_ slideUp:[[[UIActionSheet alloc]
5109             initWithTitle:nil
5110             buttons:buttons
5111             defaultButtonIndex:([buttons count] - 1)
5112             delegate:self
5113             context:@"modify"
5114         ] autorelease]];
5115     }
5116 }
5117
5118 - (void) _rightButtonClicked {
5119     if (commercial_)
5120         [super _rightButtonClicked];
5121     else
5122         [self __rightButtonClicked];
5123 }
5124 #endif
5125
5126 - (id) _rightButtonTitle {
5127     int count = [buttons_ count];
5128     return count == 0 ? nil : count != 1 ? UCLocalize("MODIFY") : [buttons_ objectAtIndex:0];
5129 }
5130
5131 - (NSString *) backButtonTitle {
5132     return @"Details";
5133 }
5134
5135 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5136     if ((self = [super initWithBook:book]) != nil) {
5137         database_ = database;
5138         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5139         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5140     } return self;
5141 }
5142
5143 - (void) setPackage:(Package *)package {
5144     if (package_ != nil) {
5145         [package_ autorelease];
5146         package_ = nil;
5147     }
5148
5149     if (name_ != nil) {
5150         [name_ release];
5151         name_ = nil;
5152     }
5153
5154     [buttons_ removeAllObjects];
5155
5156     if (package != nil) {
5157         [package parse];
5158
5159         package_ = [package retain];
5160         name_ = [[package id] retain];
5161         commercial_ = [package isCommercial];
5162
5163         if ([package_ mode] != nil)
5164             [buttons_ addObject:UCLocalize("CLEAR")];
5165         if ([package_ source] == nil);
5166         else if ([package_ upgradableAndEssential:NO])
5167             [buttons_ addObject:UCLocalize("UPGRADE")];
5168         else if ([package_ uninstalled])
5169             [buttons_ addObject:UCLocalize("INSTALL")];
5170         else
5171             [buttons_ addObject:UCLocalize("REINSTALL")];
5172         if (![package_ uninstalled])
5173             [buttons_ addObject:UCLocalize("REMOVE")];
5174
5175         if (special_ != NULL) {
5176             CGRect frame([webview_ frame]);
5177             frame.size.width = 320;
5178             frame.size.height = 0;
5179             [webview_ setFrame:frame];
5180
5181             [scroller_ scrollPointVisibleAtTopLeft:CGPointZero];
5182
5183             WebThreadLock();
5184             [[[webview_ webView] windowScriptObject] setValue:package_ forKey:@"package"];
5185
5186             [self setButtonTitle:nil withStyle:nil toFunction:nil];
5187
5188             [self setFinishHook:nil];
5189             [self setPopupHook:nil];
5190             WebThreadUnlock();
5191
5192             //[self yieldToSelector:@selector(callFunction:) withObject:special_];
5193             [super callFunction:special_];
5194         }
5195     }
5196
5197     [self reloadButtons];
5198 }
5199
5200 - (bool) isLoading {
5201     return commercial_ ? [super isLoading] : false;
5202 }
5203
5204 - (void) reloadData {
5205     [self setPackage:[database_ packageWithName:name_]];
5206 }
5207
5208 @end
5209 /* }}} */
5210 /* Package Table {{{ */
5211 @interface PackageTable : RVPage {
5212     _transient Database *database_;
5213     NSString *title_;
5214     NSMutableArray *packages_;
5215     NSMutableArray *sections_;
5216     UISectionList *list_;
5217 }
5218
5219 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title;
5220
5221 - (void) setDelegate:(id)delegate;
5222
5223 - (void) reloadData;
5224 - (void) resetCursor;
5225
5226 - (UISectionList *) list;
5227
5228 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5229
5230 @end
5231
5232 @implementation PackageTable
5233
5234 - (void) dealloc {
5235     [list_ setDataSource:nil];
5236
5237     [title_ release];
5238     [packages_ release];
5239     [sections_ release];
5240     [list_ release];
5241     [super dealloc];
5242 }
5243
5244 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5245     return [sections_ count];
5246 }
5247
5248 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5249     return [[sections_ objectAtIndex:section] name];
5250 }
5251
5252 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5253     return [[sections_ objectAtIndex:section] row];
5254 }
5255
5256 - (int) numberOfRowsInTable:(UITable *)table {
5257     return [packages_ count];
5258 }
5259
5260 - (float) table:(UITable *)table heightForRow:(int)row {
5261     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
5262 }
5263
5264 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
5265     if (reusing == nil)
5266         reusing = [[[PackageCell alloc] init] autorelease];
5267     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
5268     return reusing;
5269 }
5270
5271 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5272     return NO;
5273 }
5274
5275 - (void) tableRowSelected:(NSNotification *)notification {
5276     int row = [[notification object] selectedRow];
5277     if (row == INT_MAX)
5278         return;
5279
5280     Package *package = [packages_ objectAtIndex:row];
5281     package = [database_ packageWithName:[package id]];
5282     PackageView *view([delegate_ packageView]);
5283     [view setPackage:package];
5284     [view setDelegate:delegate_];
5285     [book_ pushPage:view];
5286 }
5287
5288 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title {
5289     if ((self = [super initWithBook:book]) != nil) {
5290         database_ = database;
5291         title_ = [title retain];
5292
5293         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5294         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5295
5296         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:YES];
5297         [list_ setDataSource:self];
5298
5299         UITableColumn *column = [[[UITableColumn alloc]
5300             initWithTitle:UCLocalize("NAME")
5301             identifier:@"name"
5302             width:[self frame].size.width
5303         ] autorelease];
5304
5305         UITable *table = [list_ table];
5306         [table setSeparatorStyle:1];
5307         [table addTableColumn:column];
5308         [table setDelegate:self];
5309         [table setReusesTableCells:YES];
5310
5311         [self addSubview:list_];
5312
5313         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5314         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5315     } return self;
5316 }
5317
5318 - (void) setDelegate:(id)delegate {
5319     delegate_ = delegate;
5320 }
5321
5322 - (bool) hasPackage:(Package *)package {
5323     return true;
5324 }
5325
5326 - (void) reloadData {
5327     NSArray *packages = [database_ packages];
5328
5329     [packages_ removeAllObjects];
5330     [sections_ removeAllObjects];
5331
5332     _profile(PackageTable$reloadData$Filter)
5333         for (Package *package in packages)
5334             if ([self hasPackage:package])
5335                 [packages_ addObject:package];
5336     _end
5337
5338     Section *section = nil;
5339
5340     _profile(PackageTable$reloadData$Section)
5341         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5342             Package *package;
5343             unichar index;
5344
5345             _profile(PackageTable$reloadData$Section$Package)
5346                 package = [packages_ objectAtIndex:offset];
5347                 index = [package index];
5348             _end
5349
5350             if (section == nil || [section index] != index) {
5351                 _profile(PackageTable$reloadData$Section$Allocate)
5352                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5353                 _end
5354
5355                 _profile(PackageTable$reloadData$Section$Add)
5356                     [sections_ addObject:section];
5357                 _end
5358             }
5359
5360             [section addToCount];
5361         }
5362     _end
5363
5364     _profile(PackageTable$reloadData$List)
5365         [list_ reloadData];
5366     _end
5367 }
5368
5369 - (NSString *) title {
5370     return title_;
5371 }
5372
5373 - (void) resetViewAnimated:(BOOL)animated {
5374     [list_ resetViewAnimated:animated];
5375 }
5376
5377 - (void) resetCursor {
5378     [[list_ table] scrollPointVisibleAtTopLeft:CGPointMake(0, 0) animated:NO];
5379 }
5380
5381 - (UISectionList *) list {
5382     return list_;
5383 }
5384
5385 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5386     [list_ setShouldHideHeaderInShortLists:hide];
5387 }
5388
5389 @end
5390 /* }}} */
5391 /* Filtered Package Table {{{ */
5392 @interface FilteredPackageTable : PackageTable {
5393     SEL filter_;
5394     IMP imp_;
5395     id object_;
5396 }
5397
5398 - (void) setObject:(id)object;
5399
5400 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5401
5402 @end
5403
5404 @implementation FilteredPackageTable
5405
5406 - (void) dealloc {
5407     if (object_ != nil)
5408         [object_ release];
5409     [super dealloc];
5410 }
5411
5412 - (void) setObject:(id)object {
5413     if (object_ != nil)
5414         [object_ release];
5415     if (object == nil)
5416         object_ = nil;
5417     else
5418         object_ = [object retain];
5419 }
5420
5421 - (bool) hasPackage:(Package *)package {
5422     _profile(FilteredPackageTable$hasPackage)
5423         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5424     _end
5425 }
5426
5427 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5428     if ((self = [super initWithBook:book database:database title:title]) != nil) {
5429         filter_ = filter;
5430         object_ = object == nil ? nil : [object retain];
5431
5432         /* XXX: this is an unsafe optimization of doomy hell */
5433         Method method = class_getInstanceMethod([Package class], filter);
5434         _assert(method != NULL);
5435         imp_ = method_getImplementation(method);
5436         _assert(imp_ != NULL);
5437
5438         [self reloadData];
5439     } return self;
5440 }
5441
5442 @end
5443 /* }}} */
5444
5445 /* Add Source View {{{ */
5446 @interface AddSourceView : RVPage {
5447     _transient Database *database_;
5448 }
5449
5450 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5451
5452 @end
5453
5454 @implementation AddSourceView
5455
5456 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5457     if ((self = [super initWithBook:book]) != nil) {
5458         database_ = database;
5459     } return self;
5460 }
5461
5462 @end
5463 /* }}} */
5464 /* Source Cell {{{ */
5465 @interface SourceCell : UITableCell {
5466     UIImage *icon_;
5467     NSString *origin_;
5468     NSString *description_;
5469     NSString *label_;
5470 }
5471
5472 - (void) dealloc;
5473
5474 - (SourceCell *) initWithSource:(Source *)source;
5475
5476 @end
5477
5478 @implementation SourceCell
5479
5480 - (void) dealloc {
5481     [icon_ release];
5482     [origin_ release];
5483     [description_ release];
5484     [label_ release];
5485     [super dealloc];
5486 }
5487
5488 - (SourceCell *) initWithSource:(Source *)source {
5489     if ((self = [super init]) != nil) {
5490         if (icon_ == nil)
5491             icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5492         if (icon_ == nil)
5493             icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5494         icon_ = [icon_ retain];
5495
5496         origin_ = [[source name] retain];
5497         label_ = [[source uri] retain];
5498         description_ = [[source description] retain];
5499     } return self;
5500 }
5501
5502 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
5503     if (icon_ != nil)
5504         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5505
5506     if (selected)
5507         UISetColor(White_);
5508
5509     if (!selected)
5510         UISetColor(Black_);
5511     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
5512
5513     if (!selected)
5514         UISetColor(Blue_);
5515     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
5516
5517     if (!selected)
5518         UISetColor(Gray_);
5519     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
5520
5521     [super drawContentInRect:rect selected:selected];
5522 }
5523
5524 @end
5525 /* }}} */
5526 /* Source Table {{{ */
5527 @interface SourceTable : RVPage {
5528     _transient Database *database_;
5529     UISectionList *list_;
5530     NSMutableArray *sources_;
5531     UIActionSheet *alert_;
5532     int offset_;
5533
5534     NSString *href_;
5535     UIProgressHUD *hud_;
5536     NSError *error_;
5537
5538     //NSURLConnection *installer_;
5539     NSURLConnection *trivial_bz2_;
5540     NSURLConnection *trivial_gz_;
5541     //NSURLConnection *automatic_;
5542
5543     BOOL trivial_;
5544 }
5545
5546 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5547
5548 @end
5549
5550 @implementation SourceTable
5551
5552 - (void) _deallocConnection:(NSURLConnection *)connection {
5553     if (connection != nil) {
5554         [connection cancel];
5555         //[connection setDelegate:nil];
5556         [connection release];
5557     }
5558 }
5559
5560 - (void) dealloc {
5561     [[list_ table] setDelegate:nil];
5562     [list_ setDataSource:nil];
5563
5564     if (href_ != nil)
5565         [href_ release];
5566     if (hud_ != nil)
5567         [hud_ release];
5568     if (error_ != nil)
5569         [error_ release];
5570
5571     //[self _deallocConnection:installer_];
5572     [self _deallocConnection:trivial_gz_];
5573     [self _deallocConnection:trivial_bz2_];
5574     //[self _deallocConnection:automatic_];
5575
5576     [sources_ release];
5577     [list_ release];
5578     [super dealloc];
5579 }
5580
5581 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5582     return offset_ == 0 ? 1 : 2;
5583 }
5584
5585 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5586     switch (section + (offset_ == 0 ? 1 : 0)) {
5587         case 0: return UCLocalize("ENTERED_BY_USER");
5588         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5589
5590         default:
5591             _assert(false);
5592             return nil;
5593     }
5594 }
5595
5596 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5597     switch (section + (offset_ == 0 ? 1 : 0)) {
5598         case 0: return 0;
5599         case 1: return offset_;
5600
5601         default:
5602             _assert(false);
5603             return -1;
5604     }
5605 }
5606
5607 - (int) numberOfRowsInTable:(UITable *)table {
5608     return [sources_ count];
5609 }
5610
5611 - (float) table:(UITable *)table heightForRow:(int)row {
5612     Source *source = [sources_ objectAtIndex:row];
5613     return [source description] == nil ? 56 : 73;
5614 }
5615
5616 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
5617     Source *source = [sources_ objectAtIndex:row];
5618     // XXX: weird warning, stupid selectors ;P
5619     return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
5620 }
5621
5622 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5623     return YES;
5624 }
5625
5626 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5627     return YES;
5628 }
5629
5630 - (void) tableRowSelected:(NSNotification*)notification {
5631     UITable *table([list_ table]);
5632     int row([table selectedRow]);
5633     if (row == INT_MAX)
5634         return;
5635
5636     Source *source = [sources_ objectAtIndex:row];
5637
5638     PackageTable *packages = [[[FilteredPackageTable alloc]
5639         initWithBook:book_
5640         database:database_
5641         title:[source label]
5642         filter:@selector(isVisibleInSource:)
5643         with:source
5644     ] autorelease];
5645
5646     [packages setDelegate:delegate_];
5647
5648     [book_ pushPage:packages];
5649 }
5650
5651 - (BOOL) table:(UITable *)table canDeleteRow:(int)row {
5652     Source *source = [sources_ objectAtIndex:row];
5653     return [source record] != nil;
5654 }
5655
5656 - (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
5657     [[list_ table] setDeleteConfirmationRow:row];
5658 }
5659
5660 - (void) table:(UITable *)table deleteRow:(int)row {
5661     Source *source = [sources_ objectAtIndex:row];
5662     [Sources_ removeObjectForKey:[source key]];
5663     [delegate_ syncData];
5664 }
5665
5666 - (void) complete {
5667     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
5668         @"deb", @"Type",
5669         href_, @"URI",
5670         @"./", @"Distribution",
5671     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
5672
5673     [delegate_ syncData];
5674 }
5675
5676 - (NSString *) getWarning {
5677     NSString *href(href_);
5678     NSRange colon([href rangeOfString:@"://"]);
5679     if (colon.location != NSNotFound)
5680         href = [href substringFromIndex:(colon.location + 3)];
5681     href = [href stringByAddingPercentEscapes];
5682     href = [@"http://cydia.saurik.com/api/repotag/" stringByAppendingString:href];
5683     href = [href stringByCachingURLWithCurrentCDN];
5684
5685     NSURL *url([NSURL URLWithString:href]);
5686
5687     NSStringEncoding encoding;
5688     NSError *error(nil);
5689
5690     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
5691         return [warning length] == 0 ? nil : warning;
5692     return nil;
5693 }
5694
5695 - (void) _endConnection:(NSURLConnection *)connection {
5696     NSURLConnection **field = NULL;
5697     if (connection == trivial_bz2_)
5698         field = &trivial_bz2_;
5699     else if (connection == trivial_gz_)
5700         field = &trivial_gz_;
5701     _assert(field != NULL);
5702     [connection release];
5703     *field = nil;
5704
5705     if (
5706         trivial_bz2_ == nil &&
5707         trivial_gz_ == nil
5708     ) {
5709         bool defer(false);
5710
5711         if (trivial_) {
5712             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
5713                 defer = true;
5714
5715                 UIActionSheet *sheet = [[[UIActionSheet alloc]
5716                     initWithTitle:UCLocalize("SOURCE_WARNING")
5717                     buttons:[NSArray arrayWithObjects:UCLocalize("ADD_ANYWAY"), UCLocalize("CANCEL"), nil]
5718                     defaultButtonIndex:0
5719                     delegate:self
5720                     context:@"warning"
5721                 ] autorelease];
5722
5723                 [sheet setNumberOfRows:1];
5724
5725                 [sheet setBodyText:warning];
5726                 [sheet popupAlertAnimated:YES];
5727             } else
5728                 [self complete];
5729         } else if (error_ != nil) {
5730             UIActionSheet *sheet = [[[UIActionSheet alloc]
5731                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
5732                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5733                 defaultButtonIndex:0
5734                 delegate:self
5735                 context:@"urlerror"
5736             ] autorelease];
5737
5738             [sheet setBodyText:[error_ localizedDescription]];
5739             [sheet popupAlertAnimated:YES];
5740         } else {
5741             UIActionSheet *sheet = [[[UIActionSheet alloc]
5742                 initWithTitle:UCLocalize("NOT_REPOSITORY")
5743                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5744                 defaultButtonIndex:0
5745                 delegate:self
5746                 context:@"trivial"
5747             ] autorelease];
5748
5749             [sheet setBodyText:UCLocalize("NOT_REPOSITORY_EX")];
5750             [sheet popupAlertAnimated:YES];
5751         }
5752
5753         [delegate_ setStatusBarShowsProgress:NO];
5754         [delegate_ removeProgressHUD:hud_];
5755
5756         [hud_ autorelease];
5757         hud_ = nil;
5758
5759         if (!defer) {
5760             [href_ release];
5761             href_ = nil;
5762         }
5763
5764         if (error_ != nil) {
5765             [error_ release];
5766             error_ = nil;
5767         }
5768     }
5769 }
5770
5771 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
5772     switch ([response statusCode]) {
5773         case 200:
5774             trivial_ = YES;
5775     }
5776 }
5777
5778 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
5779     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
5780     if (error_ != nil)
5781         error_ = [error retain];
5782     [self _endConnection:connection];
5783 }
5784
5785 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
5786     [self _endConnection:connection];
5787 }
5788
5789 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
5790     NSMutableURLRequest *request = [NSMutableURLRequest
5791         requestWithURL:[NSURL URLWithString:href]
5792         cachePolicy:NSURLRequestUseProtocolCachePolicy
5793         timeoutInterval:20.0
5794     ];
5795
5796     [request setHTTPMethod:method];
5797
5798     if (Machine_ != NULL)
5799         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5800     if (UniqueID_ != nil)
5801         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5802
5803     if (Role_ != nil)
5804         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
5805
5806     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
5807 }
5808
5809 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5810     NSString *context([sheet context]);
5811
5812     if ([context isEqualToString:@"source"]) {
5813         switch (button) {
5814             case 1: {
5815                 NSString *href = [[sheet textField] text];
5816
5817                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
5818
5819                 if (![href hasSuffix:@"/"])
5820                     href_ = [href stringByAppendingString:@"/"];
5821                 else
5822                     href_ = href;
5823                 href_ = [href_ retain];
5824
5825                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
5826                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
5827                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
5828
5829                 trivial_ = false;
5830
5831                 hud_ = [[delegate_ addProgressHUD] retain];
5832                 [hud_ setText:UCLocalize("VERIFYING_URL")];
5833             } break;
5834
5835             case 2:
5836             break;
5837
5838             default:
5839                 _assert(false);
5840         }
5841
5842         [sheet dismiss];
5843     } else if ([context isEqualToString:@"trivial"])
5844         [sheet dismiss];
5845     else if ([context isEqualToString:@"urlerror"])
5846         [sheet dismiss];
5847     else if ([context isEqualToString:@"warning"]) {
5848         switch (button) {
5849             case 1:
5850                 [self complete];
5851             break;
5852
5853             case 2:
5854             break;
5855
5856             default:
5857                 _assert(false);
5858         }
5859
5860         [href_ release];
5861         href_ = nil;
5862
5863         [sheet dismiss];
5864     }
5865 }
5866
5867 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5868     if ((self = [super initWithBook:book]) != nil) {
5869         database_ = database;
5870         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
5871
5872         //list_ = [[UITable alloc] initWithFrame:[self bounds]];
5873         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
5874         [list_ setShouldHideHeaderInShortLists:NO];
5875
5876         [self addSubview:list_];
5877         [list_ setDataSource:self];
5878
5879         UITableColumn *column = [[UITableColumn alloc]
5880             initWithTitle:UCLocalize("NAME")
5881             identifier:@"name"
5882             width:[self frame].size.width
5883         ];
5884
5885         UITable *table = [list_ table];
5886         [table setSeparatorStyle:1];
5887         [table addTableColumn:column];
5888         [table setDelegate:self];
5889
5890         [self reloadData];
5891
5892         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5893         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5894     } return self;
5895 }
5896
5897 - (void) reloadData {
5898     pkgSourceList list;
5899     _assert(list.ReadMainList());
5900
5901     [sources_ removeAllObjects];
5902     [sources_ addObjectsFromArray:[database_ sources]];
5903     _trace();
5904     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
5905     _trace();
5906
5907     int count = [sources_ count];
5908     for (offset_ = 0; offset_ != count; ++offset_) {
5909         Source *source = [sources_ objectAtIndex:offset_];
5910         if ([source record] == nil)
5911             break;
5912     }
5913
5914     [list_ reloadData];
5915 }
5916
5917 - (void) resetViewAnimated:(BOOL)animated {
5918     [list_ resetViewAnimated:animated];
5919 }
5920
5921 - (void) _leftButtonClicked {
5922     /*[book_ pushPage:[[[AddSourceView alloc]
5923         initWithBook:book_
5924         database:database_
5925     ] autorelease]];*/
5926
5927     UIActionSheet *sheet = [[[UIActionSheet alloc]
5928         initWithTitle:UCLocalize("ENTER_APT_URL")
5929         buttons:[NSArray arrayWithObjects:UCLocalize("ADD_SOURCE"), UCLocalize("CANCEL"), nil]
5930         defaultButtonIndex:0
5931         delegate:self
5932         context:@"source"
5933     ] autorelease];
5934
5935     [sheet setNumberOfRows:1];
5936
5937     [sheet addTextFieldWithValue:@"http://" label:@""];
5938
5939     UITextInputTraits *traits = [[sheet textField] textInputTraits];
5940     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
5941     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
5942     [traits setKeyboardType:UIKeyboardTypeURL];
5943     // XXX: UIReturnKeyDone
5944     [traits setReturnKeyType:UIReturnKeyNext];
5945
5946     [sheet popupAlertAnimated:YES];
5947 }
5948
5949 - (void) _rightButtonClicked {
5950     UITable *table = [list_ table];
5951     BOOL editing = [table isRowDeletionEnabled];
5952     [table enableRowDeletion:!editing animated:YES];
5953     [book_ reloadButtonsForPage:self];
5954 }
5955
5956 - (NSString *) title {
5957     return UCLocalize("SOURCES");
5958 }
5959
5960 - (NSString *) leftButtonTitle {
5961     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("ADD") : nil;
5962 }
5963
5964 - (id) rightButtonTitle {
5965     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("DONE") : UCLocalize("EDIT");
5966 }
5967
5968 - (UINavigationButtonStyle) rightButtonStyle {
5969     return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
5970 }
5971
5972 @end
5973 /* }}} */
5974
5975 /* Installed View {{{ */
5976 @interface InstalledView : RVPage {
5977     _transient Database *database_;
5978     FilteredPackageTable *packages_;
5979     BOOL expert_;
5980 }
5981
5982 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5983
5984 @end
5985
5986 @implementation InstalledView
5987
5988 - (void) dealloc {
5989     [packages_ release];
5990     [super dealloc];
5991 }
5992
5993 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5994     if ((self = [super initWithBook:book]) != nil) {
5995         database_ = database;
5996
5997         packages_ = [[FilteredPackageTable alloc]
5998             initWithBook:book
5999             database:database
6000             title:nil
6001             filter:@selector(isInstalledAndVisible:)
6002             with:[NSNumber numberWithBool:YES]
6003         ];
6004
6005         [self addSubview:packages_];
6006
6007         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6008         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6009     } return self;
6010 }
6011
6012 - (void) resetViewAnimated:(BOOL)animated {
6013     [packages_ resetViewAnimated:animated];
6014 }
6015
6016 - (void) reloadData {
6017     [packages_ reloadData];
6018 }
6019
6020 - (void) _rightButtonClicked {
6021     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6022     [packages_ reloadData];
6023     expert_ = !expert_;
6024     [book_ reloadButtonsForPage:self];
6025 }
6026
6027 - (NSString *) title {
6028     return UCLocalize("INSTALLED");
6029 }
6030
6031 - (NSString *) backButtonTitle {
6032     return UCLocalize("PACKAGES");
6033 }
6034
6035 - (id) rightButtonTitle {
6036     return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE");
6037 }
6038
6039 - (UINavigationButtonStyle) rightButtonStyle {
6040     return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6041 }
6042
6043 - (void) setDelegate:(id)delegate {
6044     [super setDelegate:delegate];
6045     [packages_ setDelegate:delegate];
6046 }
6047
6048 @end
6049 /* }}} */
6050
6051 /* Home View {{{ */
6052 @interface HomeView : CydiaBrowserView {
6053 }
6054
6055 @end
6056
6057 @implementation HomeView
6058
6059 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6060     NSString *context([sheet context]);
6061
6062     if ([context isEqualToString:@"about"])
6063         [sheet dismiss];
6064     else
6065         [super alertSheet:sheet buttonClicked:button];
6066 }
6067
6068 - (void) _leftButtonClicked {
6069     UIActionSheet *sheet = [[[UIActionSheet alloc]
6070         initWithTitle:UCLocalize("ABOUT_CYDIA")
6071         buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
6072         defaultButtonIndex:0
6073         delegate:self
6074         context:@"about"
6075     ] autorelease];
6076
6077     [sheet setBodyText:
6078         @"Copyright (C) 2008-2009\n"
6079         "Jay Freeman (saurik)\n"
6080         "saurik@saurik.com\n"
6081         "http://www.saurik.com/\n"
6082         "\n"
6083         "The Okori Group\n"
6084         "http://www.theokorigroup.com/\n"
6085         "\n"
6086         "College of Creative Studies,\n"
6087         "University of California,\n"
6088         "Santa Barbara\n"
6089         "http://www.ccs.ucsb.edu/"
6090     ];
6091
6092     [sheet popupAlertAnimated:YES];
6093 }
6094
6095 - (NSString *) leftButtonTitle {
6096     return UCLocalize("ABOUT");
6097 }
6098
6099 @end
6100 /* }}} */
6101 /* Manage View {{{ */
6102 @interface ManageView : CydiaBrowserView {
6103 }
6104
6105 @end
6106
6107 @implementation ManageView
6108
6109 - (NSString *) title {
6110     return UCLocalize("MANAGE");
6111 }
6112
6113 - (void) _leftButtonClicked {
6114     [delegate_ askForSettings];
6115 }
6116
6117 - (NSString *) leftButtonTitle {
6118     return UCLocalize("SETTINGS");
6119 }
6120
6121 #if !AlwaysReload
6122 - (id) _rightButtonTitle {
6123     return Queuing_ ? UCLocalize("QUEUE") : nil;
6124 }
6125
6126 - (UINavigationButtonStyle) rightButtonStyle {
6127     return Queuing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6128 }
6129
6130 - (void) _rightButtonClicked {
6131     [delegate_ queue];
6132 }
6133 #endif
6134
6135 - (bool) isLoading {
6136     return false;
6137 }
6138
6139 @end
6140 /* }}} */
6141
6142 /* Cydia Book {{{ */
6143 @interface CYBook : RVBook <
6144     ProgressDelegate
6145 > {
6146     _transient Database *database_;
6147     UINavigationBar *overlay_;
6148     UINavigationBar *underlay_;
6149     UIProgressIndicator *indicator_;
6150     UITextLabel *prompt_;
6151     UIProgressBar *progress_;
6152     UINavigationButton *cancel_;
6153     bool updating_;
6154 }
6155
6156 - (id) initWithFrame:(CGRect)frame database:(Database *)database;
6157 - (void) update;
6158 - (BOOL) updating;
6159
6160 @end
6161
6162 @implementation CYBook
6163
6164 - (void) dealloc {
6165     [overlay_ release];
6166     [indicator_ release];
6167     [prompt_ release];
6168     [progress_ release];
6169     [cancel_ release];
6170     [super dealloc];
6171 }
6172
6173 - (NSString *) getTitleForPage:(RVPage *)page {
6174     return [super getTitleForPage:page];
6175 }
6176
6177 - (BOOL) updating {
6178     return updating_;
6179 }
6180
6181 - (void) update {
6182     [UIView beginAnimations:nil context:NULL];
6183
6184     CGRect ovrframe = [overlay_ frame];
6185     ovrframe.origin.y = 0;
6186     [overlay_ setFrame:ovrframe];
6187
6188     CGRect barframe = [navbar_ frame];
6189     barframe.origin.y += ovrframe.size.height;
6190     [navbar_ setFrame:barframe];
6191
6192     CGRect trnframe = [transition_ frame];
6193     trnframe.origin.y += ovrframe.size.height;
6194     trnframe.size.height -= ovrframe.size.height;
6195     [transition_ setFrame:trnframe];
6196
6197     [UIView endAnimations];
6198
6199     [indicator_ startAnimation];
6200     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6201     [progress_ setProgress:0];
6202
6203     updating_ = true;
6204     [overlay_ addSubview:cancel_];
6205
6206     [NSThread
6207         detachNewThreadSelector:@selector(_update)
6208         toTarget:self
6209         withObject:nil
6210     ];
6211 }
6212
6213 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6214     NSString *context([sheet context]);
6215
6216     if ([context isEqualToString:@"refresh"])
6217         [sheet dismiss];
6218 }
6219
6220 - (void) _update_:(NSString *)error {
6221     updating_ = false;
6222
6223     [indicator_ stopAnimation];
6224
6225     [UIView beginAnimations:nil context:NULL];
6226
6227     CGRect ovrframe = [overlay_ frame];
6228     ovrframe.origin.y = -ovrframe.size.height;
6229     [overlay_ setFrame:ovrframe];
6230
6231     CGRect barframe = [navbar_ frame];
6232     barframe.origin.y -= ovrframe.size.height;
6233     [navbar_ setFrame:barframe];
6234
6235     CGRect trnframe = [transition_ frame];
6236     trnframe.origin.y -= ovrframe.size.height;
6237     trnframe.size.height += ovrframe.size.height;
6238     [transition_ setFrame:trnframe];
6239
6240     [UIView commitAnimations];
6241
6242     if (error == nil)
6243         [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
6244     else {
6245         UIActionSheet *sheet = [[[UIActionSheet alloc]
6246             initWithTitle:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), UCLocalize("REFRESH")]
6247             buttons:[NSArray arrayWithObjects:
6248                 UCLocalize("OK"),
6249             nil]
6250             defaultButtonIndex:0
6251             delegate:self
6252             context:@"refresh"
6253         ] autorelease];
6254
6255         [sheet setBodyText:error];
6256         [sheet popupAlertAnimated:YES];
6257
6258         [self reloadButtons];
6259     }
6260 }
6261
6262 - (id) initWithFrame:(CGRect)frame database:(Database *)database {
6263     if ((self = [super initWithFrame:frame]) != nil) {
6264         database_ = database;
6265
6266         CGRect ovrrect = [navbar_ bounds];
6267         ovrrect.size.height = [UINavigationBar defaultSize].height;
6268         ovrrect.origin.y = -ovrrect.size.height;
6269
6270         overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6271         [self addSubview:overlay_];
6272
6273         ovrrect.origin.y = frame.size.height;
6274         underlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6275         [underlay_ setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
6276         [self addSubview:underlay_];
6277
6278         [overlay_ setBarStyle:1];
6279         [underlay_ setBarStyle:1];
6280
6281         int barstyle = [overlay_ _barStyle:NO];
6282         bool ugly = barstyle == 0;
6283
6284         UIProgressIndicatorStyle style = ugly ?
6285             UIProgressIndicatorStyleMediumBrown :
6286             UIProgressIndicatorStyleMediumWhite;
6287
6288         CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
6289         unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
6290         CGRect indrect = {{indoffset, indoffset}, indsize};
6291
6292         indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
6293         [indicator_ setStyle:style];
6294         [overlay_ addSubview:indicator_];
6295
6296         CGSize prmsize = {215, indsize.height + 4};
6297
6298         CGRect prmrect = {{
6299             indoffset * 2 + indsize.width,
6300 #ifdef __OBJC2__
6301             -1 +
6302 #endif
6303             unsigned(ovrrect.size.height - prmsize.height) / 2
6304         }, prmsize};
6305
6306         UIFont *font = [UIFont systemFontOfSize:15];
6307
6308         prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
6309
6310         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6311         [prompt_ setBackgroundColor:[UIColor clearColor]];
6312         [prompt_ setFont:font];
6313
6314         [overlay_ addSubview:prompt_];
6315
6316         CGSize prgsize = {75, 100};
6317
6318         CGRect prgrect = {{
6319             ovrrect.size.width - prgsize.width - 10,
6320             (ovrrect.size.height - prgsize.height) / 2
6321         } , prgsize};
6322
6323         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
6324         [progress_ setStyle:0];
6325         [overlay_ addSubview:progress_];
6326
6327         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6328         [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
6329
6330         CGRect frame = [cancel_ frame];
6331         frame.origin.x = ovrrect.size.width - frame.size.width - 5;
6332         frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
6333         [cancel_ setFrame:frame];
6334
6335         [cancel_ setBarStyle:barstyle];
6336     } return self;
6337 }
6338
6339 - (void) _onCancel {
6340     updating_ = false;
6341     [cancel_ removeFromSuperview];
6342 }
6343
6344 - (void) _update { _pooled
6345     Status status;
6346     status.setDelegate(self);
6347
6348     NSString *error([database_ updateWithStatus:status]);
6349
6350     [self
6351         performSelectorOnMainThread:@selector(_update_:)
6352         withObject:error
6353         waitUntilDone:NO
6354     ];
6355 }
6356
6357 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
6358     [prompt_ setText:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6359 }
6360
6361 - (void) setProgressTitle:(NSString *)title {
6362     [self
6363         performSelectorOnMainThread:@selector(_setProgressTitle:)
6364         withObject:title
6365         waitUntilDone:YES
6366     ];
6367 }
6368
6369 - (void) setProgressPercent:(float)percent {
6370     [self
6371         performSelectorOnMainThread:@selector(_setProgressPercent:)
6372         withObject:[NSNumber numberWithFloat:percent]
6373         waitUntilDone:YES
6374     ];
6375 }
6376
6377 - (void) startProgress {
6378 }
6379
6380 - (void) addProgressOutput:(NSString *)output {
6381     [self
6382         performSelectorOnMainThread:@selector(_addProgressOutput:)
6383         withObject:output
6384         waitUntilDone:YES
6385     ];
6386 }
6387
6388 - (bool) isCancelling:(size_t)received {
6389     return !updating_;
6390 }
6391
6392 - (void) _setProgressTitle:(NSString *)title {
6393     [prompt_ setText:title];
6394 }
6395
6396 - (void) _setProgressPercent:(NSNumber *)percent {
6397     [progress_ setProgress:[percent floatValue]];
6398 }
6399
6400 - (void) _addProgressOutput:(NSString *)output {
6401 }
6402
6403 @end
6404 /* }}} */
6405 /* Cydia:// Protocol {{{ */
6406 @interface CydiaURLProtocol : NSURLProtocol {
6407 }
6408
6409 @end
6410
6411 @implementation CydiaURLProtocol
6412
6413 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6414     NSURL *url([request URL]);
6415     if (url == nil)
6416         return NO;
6417     NSString *scheme([[url scheme] lowercaseString]);
6418     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6419         return NO;
6420     return YES;
6421 }
6422
6423 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6424     return request;
6425 }
6426
6427 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6428     id<NSURLProtocolClient> client([self client]);
6429     if (icon == nil)
6430         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6431     else {
6432         NSData *data(UIImagePNGRepresentation(icon));
6433
6434         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6435         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6436         [client URLProtocol:self didLoadData:data];
6437         [client URLProtocolDidFinishLoading:self];
6438     }
6439 }
6440
6441 - (void) startLoading {
6442     id<NSURLProtocolClient> client([self client]);
6443     NSURLRequest *request([self request]);
6444
6445     NSURL *url([request URL]);
6446     NSString *href([url absoluteString]);
6447
6448     NSString *path([href substringFromIndex:8]);
6449     NSRange slash([path rangeOfString:@"/"]);
6450
6451     NSString *command;
6452     if (slash.location == NSNotFound) {
6453         command = path;
6454         path = nil;
6455     } else {
6456         command = [path substringToIndex:slash.location];
6457         path = [path substringFromIndex:(slash.location + 1)];
6458     }
6459
6460     Database *database([Database sharedInstance]);
6461
6462     if ([command isEqualToString:@"package-icon"]) {
6463         if (path == nil)
6464             goto fail;
6465         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6466         Package *package([database packageWithName:path]);
6467         if (package == nil)
6468             goto fail;
6469         UIImage *icon([package icon]);
6470         [self _returnPNGWithImage:icon forRequest:request];
6471     } else if ([command isEqualToString:@"source-icon"]) {
6472         if (path == nil)
6473             goto fail;
6474         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6475         NSString *source(Simplify(path));
6476         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6477         if (icon == nil)
6478             icon = [UIImage applicationImageNamed:@"unknown.png"];
6479         [self _returnPNGWithImage:icon forRequest:request];
6480     } else if ([command isEqualToString:@"uikit-image"]) {
6481         if (path == nil)
6482             goto fail;
6483         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6484         UIImage *icon(_UIImageWithName(path));
6485         [self _returnPNGWithImage:icon forRequest:request];
6486     } else if ([command isEqualToString:@"section-icon"]) {
6487         if (path == nil)
6488             goto fail;
6489         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6490         NSString *section(Simplify(path));
6491         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6492         if (icon == nil)
6493             icon = [UIImage applicationImageNamed:@"unknown.png"];
6494         [self _returnPNGWithImage:icon forRequest:request];
6495     } else fail: {
6496         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6497     }
6498 }
6499
6500 - (void) stopLoading {
6501 }
6502
6503 @end
6504 /* }}} */
6505
6506 /* Sections View {{{ */
6507 @interface SectionsView : RVPage {
6508     _transient Database *database_;
6509     NSMutableArray *sections_;
6510     NSMutableArray *filtered_;
6511     UITransitionView *transition_;
6512     UITable *list_;
6513     UIView *accessory_;
6514     BOOL editing_;
6515 }
6516
6517 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6518 - (void) reloadData;
6519 - (void) resetView;
6520
6521 @end
6522
6523 @implementation SectionsView
6524
6525 - (void) dealloc {
6526     [list_ setDataSource:nil];
6527     [list_ setDelegate:nil];
6528
6529     [sections_ release];
6530     [filtered_ release];
6531     [transition_ release];
6532     [list_ release];
6533     [accessory_ release];
6534     [super dealloc];
6535 }
6536
6537 - (int) numberOfRowsInTable:(UITable *)table {
6538     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6539 }
6540
6541 - (float) table:(UITable *)table heightForRow:(int)row {
6542     return 45;
6543 }
6544
6545 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6546     if (reusing == nil)
6547         reusing = [[[SectionCell alloc] init] autorelease];
6548     [(SectionCell *)reusing setSection:(editing_ ?
6549         [sections_ objectAtIndex:row] :
6550         (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
6551     ) editing:editing_];
6552     return reusing;
6553 }
6554
6555 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6556     return !editing_;
6557 }
6558
6559 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
6560     return !editing_;
6561 }
6562
6563 - (void) tableRowSelected:(NSNotification *)notification {
6564     int row = [[notification object] selectedRow];
6565     if (row == INT_MAX)
6566         return;
6567
6568     Section *section;
6569     NSString *name;
6570     NSString *title;
6571
6572     if (row == 0) {
6573         section = nil;
6574         name = nil;
6575         title = UCLocalize("ALL_PACKAGES");
6576     } else {
6577         section = [filtered_ objectAtIndex:(row - 1)];
6578         name = [section name];
6579
6580         if (name != nil) {
6581             name = [NSString stringWithString:name];
6582             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6583         } else {
6584             name = @"";
6585             title = UCLocalize("NO_SECTION");
6586         }
6587     }
6588
6589     PackageTable *table = [[[FilteredPackageTable alloc]
6590         initWithBook:book_
6591         database:database_
6592         title:title
6593         filter:@selector(isVisiblyUninstalledInSection:)
6594         with:name
6595     ] autorelease];
6596
6597     [table setDelegate:delegate_];
6598
6599     [book_ pushPage:table];
6600 }
6601
6602 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6603     if ((self = [super initWithBook:book]) != nil) {
6604         database_ = database;
6605
6606         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6607         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6608
6609         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
6610         [self addSubview:transition_];
6611
6612         list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
6613         [transition_ transition:0 toView:list_];
6614
6615         UITableColumn *column = [[[UITableColumn alloc]
6616             initWithTitle:UCLocalize("NAME")
6617             identifier:@"name"
6618             width:[self frame].size.width
6619         ] autorelease];
6620
6621         [list_ setDataSource:self];
6622         [list_ setSeparatorStyle:1];
6623         [list_ addTableColumn:column];
6624         [list_ setDelegate:self];
6625         [list_ setReusesTableCells:YES];
6626
6627         [self reloadData];
6628
6629         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6630         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6631     } return self;
6632 }
6633
6634 - (void) reloadData {
6635     NSArray *packages = [database_ packages];
6636
6637     [sections_ removeAllObjects];
6638     [filtered_ removeAllObjects];
6639
6640 #if 0
6641     typedef __gnu_cxx::hash_map<NSString *, Section *, NSStringMapHash, NSStringMapEqual> SectionMap;
6642     SectionMap sections;
6643     sections.resize(64);
6644 #else
6645     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6646 #endif
6647
6648     _trace();
6649     for (Package *package in packages) {
6650         NSString *name([package section]);
6651         NSString *key(name == nil ? @"" : name);
6652
6653 #if 0
6654         Section **section;
6655
6656         _profile(SectionsView$reloadData$Section)
6657             section = &sections[key];
6658             if (*section == nil) {
6659                 _profile(SectionsView$reloadData$Section$Allocate)
6660                     *section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6661                 _end
6662             }
6663         _end
6664
6665         [*section addToCount];
6666
6667         _profile(SectionsView$reloadData$Filter)
6668             if (![package valid] || ![package uninstalled] || ![package visible])
6669                 continue;
6670         _end
6671
6672         [*section addToRow];
6673 #else
6674         Section *section;
6675
6676         _profile(SectionsView$reloadData$Section)
6677             section = [sections objectForKey:key];
6678             if (section == nil) {
6679                 _profile(SectionsView$reloadData$Section$Allocate)
6680                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6681                     [sections setObject:section forKey:key];
6682                 _end
6683             }
6684         _end
6685
6686         [section addToCount];
6687
6688         _profile(SectionsView$reloadData$Filter)
6689             if (![package valid] || ![package uninstalled] || ![package visible])
6690                 continue;
6691         _end
6692
6693         [section addToRow];
6694 #endif
6695     }
6696     _trace();
6697
6698 #if 0
6699     for (SectionMap::const_iterator i(sections.begin()), e(sections.end()); i != e; ++i)
6700         [sections_ addObject:i->second];
6701 #else
6702     [sections_ addObjectsFromArray:[sections allValues]];
6703 #endif
6704
6705     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6706
6707     for (Section *section in sections_) {
6708         size_t count([section row]);
6709         if (count == 0)
6710             continue;
6711
6712         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6713         [section setCount:count];
6714         [filtered_ addObject:section];
6715     }
6716
6717     [list_ reloadData];
6718     _trace();
6719 }
6720
6721 - (void) resetView {
6722     if (editing_)
6723         [self _rightButtonClicked];
6724 }
6725
6726 - (void) resetViewAnimated:(BOOL)animated {
6727     [list_ resetViewAnimated:animated];
6728 }
6729
6730 - (void) _rightButtonClicked {
6731     if ((editing_ = !editing_))
6732         [list_ reloadData];
6733     else
6734         [delegate_ updateData];
6735     [book_ reloadTitleForPage:self];
6736     [book_ reloadButtonsForPage:self];
6737 }
6738
6739 - (NSString *) title {
6740     return editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("INSTALL_BY_SECTION");
6741 }
6742
6743 - (NSString *) backButtonTitle {
6744     return UCLocalize("SECTIONS");
6745 }
6746
6747 - (id) rightButtonTitle {
6748     return [sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT");
6749 }
6750
6751 - (UINavigationButtonStyle) rightButtonStyle {
6752     return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6753 }
6754
6755 - (UIView *) accessoryView {
6756     return accessory_;
6757 }
6758
6759 @end
6760 /* }}} */
6761 /* Changes View {{{ */
6762 @interface ChangesView : RVPage {
6763     _transient Database *database_;
6764     NSMutableArray *packages_;
6765     NSMutableArray *sections_;
6766     UISectionList *list_;
6767     unsigned upgrades_;
6768 }
6769
6770 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6771 - (void) reloadData;
6772
6773 @end
6774
6775 @implementation ChangesView
6776
6777 - (void) dealloc {
6778     [[list_ table] setDelegate:nil];
6779     [list_ setDataSource:nil];
6780
6781     [packages_ release];
6782     [sections_ release];
6783     [list_ release];
6784     [super dealloc];
6785 }
6786
6787 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
6788     return [sections_ count];
6789 }
6790
6791 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
6792     return [[sections_ objectAtIndex:section] name];
6793 }
6794
6795 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
6796     return [[sections_ objectAtIndex:section] row];
6797 }
6798
6799 - (int) numberOfRowsInTable:(UITable *)table {
6800     return [packages_ count];
6801 }
6802
6803 - (float) table:(UITable *)table heightForRow:(int)row {
6804     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
6805 }
6806
6807 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6808     if (reusing == nil)
6809         reusing = [[[PackageCell alloc] init] autorelease];
6810     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
6811     return reusing;
6812 }
6813
6814 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6815     return NO;
6816 }
6817
6818 - (void) tableRowSelected:(NSNotification *)notification {
6819     int row = [[notification object] selectedRow];
6820     if (row == INT_MAX)
6821         return;
6822     Package *package = [packages_ objectAtIndex:row];
6823     PackageView *view([delegate_ packageView]);
6824     [view setDelegate:delegate_];
6825     [view setPackage:package];
6826     [book_ pushPage:view];
6827 }
6828
6829 - (void) _leftButtonClicked {
6830     [(CYBook *)book_ update];
6831     [self reloadButtons];
6832 }
6833
6834 - (void) _rightButtonClicked {
6835     [delegate_ distUpgrade];
6836 }
6837
6838 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6839     if ((self = [super initWithBook:book]) != nil) {
6840         database_ = database;
6841
6842         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6843         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6844
6845         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
6846         [self addSubview:list_];
6847
6848         [list_ setShouldHideHeaderInShortLists:NO];
6849         [list_ setDataSource:self];
6850         //[list_ setSectionListStyle:1];
6851
6852         UITableColumn *column = [[[UITableColumn alloc]
6853             initWithTitle:UCLocalize("NAME")
6854             identifier:@"name"
6855             width:[self frame].size.width
6856         ] autorelease];
6857
6858         UITable *table = [list_ table];
6859         [table setSeparatorStyle:1];
6860         [table addTableColumn:column];
6861         [table setDelegate:self];
6862         [table setReusesTableCells:YES];
6863
6864         [self reloadData];
6865
6866         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6867         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6868     } return self;
6869 }
6870
6871 - (void) reloadData {
6872     NSArray *packages = [database_ packages];
6873
6874     [packages_ removeAllObjects];
6875     [sections_ removeAllObjects];
6876
6877     _trace();
6878     for (Package *package in packages)
6879         if (
6880             [package uninstalled] && [package valid] && [package visible] ||
6881             [package upgradableAndEssential:YES]
6882         )
6883             [packages_ addObject:package];
6884
6885     _trace();
6886     [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
6887     _trace();
6888
6889     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6890     Section *ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") localize:NO] autorelease];
6891     Section *section = nil;
6892     NSDate *last = nil;
6893
6894     upgrades_ = 0;
6895     bool unseens = false;
6896
6897     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6898
6899     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
6900         Package *package = [packages_ objectAtIndex:offset];
6901
6902         BOOL uae = [package upgradableAndEssential:YES];
6903
6904         if (!uae) {
6905             unseens = true;
6906             NSDate *seen;
6907
6908             _profile(ChangesView$reloadData$Remember)
6909                 seen = [package seen];
6910             _end
6911
6912             if (section == nil || last != seen && (seen == nil || [seen compare:last] != NSOrderedSame)) {
6913                 last = seen;
6914
6915                 NSString *name;
6916                 if (seen == nil)
6917                     name = UCLocalize("UNKNOWN");
6918                 else {
6919                     name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
6920                     [name autorelease];
6921                 }
6922
6923                 _profile(ChangesView$reloadData$Allocate)
6924                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
6925                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
6926                     [sections_ addObject:section];
6927                 _end
6928             }
6929
6930             [section addToCount];
6931         } else if ([package ignored])
6932             [ignored addToCount];
6933         else {
6934             ++upgrades_;
6935             [upgradable addToCount];
6936         }
6937     }
6938     _trace();
6939
6940     CFRelease(formatter);
6941
6942     if (unseens) {
6943         Section *last = [sections_ lastObject];
6944         size_t count = [last count];
6945         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
6946         [sections_ removeLastObject];
6947     }
6948
6949     if ([ignored count] != 0)
6950         [sections_ insertObject:ignored atIndex:0];
6951     if (upgrades_ != 0)
6952         [sections_ insertObject:upgradable atIndex:0];
6953
6954     [list_ reloadData];
6955     [self reloadButtons];
6956 }
6957
6958 - (void) resetViewAnimated:(BOOL)animated {
6959     [list_ resetViewAnimated:animated];
6960 }
6961
6962 - (NSString *) leftButtonTitle {
6963     return [(CYBook *)book_ updating] ? nil : UCLocalize("REFRESH");
6964 }
6965
6966 - (id) rightButtonTitle {
6967     return upgrades_ == 0 ? nil : [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]];
6968 }
6969
6970 - (NSString *) title {
6971     return UCLocalize("CHANGES");
6972 }
6973
6974 @end
6975 /* }}} */
6976 /* Search View {{{ */
6977 @protocol SearchViewDelegate
6978 - (void) showKeyboard:(BOOL)show;
6979 @end
6980
6981 @interface SearchView : RVPage {
6982     UIView *accessory_;
6983     UISearchField *field_;
6984     UITransitionView *transition_;
6985     FilteredPackageTable *table_;
6986     UIPreferencesTable *advanced_;
6987     UIView *dimmed_;
6988     bool flipped_;
6989     bool reload_;
6990 }
6991
6992 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6993 - (void) reloadData;
6994
6995 @end
6996
6997 @implementation SearchView
6998
6999 - (void) dealloc {
7000     [field_ setDelegate:nil];
7001
7002     [accessory_ release];
7003     [field_ release];
7004     [transition_ release];
7005     [table_ release];
7006     [advanced_ release];
7007     [dimmed_ release];
7008     [super dealloc];
7009 }
7010
7011 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7012     return 1;
7013 }
7014
7015 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7016     switch (group) {
7017         case 0: return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("ADVANCED_SEARCH"), UCLocalize("COMING_SOON")];
7018
7019         default: _assert(false);
7020     }
7021 }
7022
7023 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7024     switch (group) {
7025         case 0: return 0;
7026
7027         default: _assert(false);
7028     }
7029 }
7030
7031 - (void) _showKeyboard:(BOOL)show {
7032     CGSize keysize = [UIKeyboard defaultSize];
7033     CGRect keydown = [book_ pageBounds];
7034     CGRect keyup = keydown;
7035     keyup.size.height -= keysize.height - ButtonBarHeight_;
7036
7037     float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
7038
7039     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
7040     [animation setSignificantRectFields:8];
7041
7042     if (show) {
7043         [animation setStartFrame:keydown];
7044         [animation setEndFrame:keyup];
7045     } else {
7046         [animation setStartFrame:keyup];
7047         [animation setEndFrame:keydown];
7048     }
7049
7050     UIAnimator *animator = [UIAnimator sharedAnimator];
7051
7052     [animator
7053         addAnimations:[NSArray arrayWithObjects:animation, nil]
7054         withDuration:(KeyboardTime_ - delay)
7055         start:!show
7056     ];
7057
7058     if (show)
7059         [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
7060
7061     [delegate_ showKeyboard:show];
7062 }
7063
7064 - (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
7065     [self _showKeyboard:YES];
7066 }
7067
7068 - (void) textFieldDidResignFirstResponder:(UITextField *)field {
7069     [self _showKeyboard:NO];
7070 }
7071
7072 - (void) keyboardInputChanged:(UIFieldEditor *)editor {
7073     if (reload_) {
7074         NSString *text([field_ text]);
7075         [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
7076         [self reloadData];
7077         reload_ = false;
7078     }
7079 }
7080
7081 - (void) textFieldClearButtonPressed:(UITextField *)field {
7082     reload_ = true;
7083 }
7084
7085 - (void) keyboardInputShouldDelete:(id)input {
7086     reload_ = true;
7087 }
7088
7089 - (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
7090     if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
7091         reload_ = true;
7092         return YES;
7093     } else {
7094         [field_ resignFirstResponder];
7095         return NO;
7096     }
7097 }
7098
7099 - (id) initWithBook:(RVBook *)book database:(Database *)database {
7100     if ((self = [super initWithBook:book]) != nil) {
7101         CGRect pageBounds = [book_ pageBounds];
7102
7103         transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
7104         [self addSubview:transition_];
7105
7106         advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
7107
7108         [advanced_ setReusesTableCells:YES];
7109         [advanced_ setDataSource:self];
7110         [advanced_ reloadData];
7111
7112         dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
7113         CGColor dimmed(space_, 0, 0, 0, 0.5);
7114         [dimmed_ setBackgroundColor:[UIColor colorWithCGColor:dimmed]];
7115
7116         table_ = [[FilteredPackageTable alloc]
7117             initWithBook:book
7118             database:database
7119             title:nil
7120             filter:@selector(isUnfilteredAndSearchedForBy:)
7121             with:nil
7122         ];
7123
7124         [table_ setShouldHideHeaderInShortLists:NO];
7125         [transition_ transition:0 toView:table_];
7126
7127         CGRect cnfrect = {{
7128 #ifdef __OBJC2__
7129         6 +
7130 #endif
7131         1, 38}, {17, 18}};
7132
7133         CGRect area;
7134         area.origin.x = /*cnfrect.origin.x + cnfrect.size.width + 4 +*/ 10;
7135         area.origin.y = 1;
7136
7137         area.size.width =
7138 #ifdef __OBJC2__
7139             8 +
7140 #endif
7141             [self bounds].size.width - area.origin.x - 18;
7142
7143         area.size.height = [UISearchField defaultHeight];
7144
7145         field_ = [[UISearchField alloc] initWithFrame:area];
7146
7147         UIFont *font = [UIFont systemFontOfSize:16];
7148         [field_ setFont:font];
7149
7150         [field_ setPlaceholder:UCLocalize("SEARCH_EX")];
7151         [field_ setDelegate:self];
7152
7153         [field_ setPaddingTop:5];
7154
7155         UITextInputTraits *traits([field_ textInputTraits]);
7156         [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7157         [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7158         [traits setReturnKeyType:UIReturnKeySearch];
7159
7160         CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
7161
7162         accessory_ = [[UIView alloc] initWithFrame:accrect];
7163         [accessory_ addSubview:field_];
7164
7165         /*UIPushButton *configure = [[[UIPushButton alloc] initWithFrame:cnfrect] autorelease];
7166         [configure setShowPressFeedback:YES];
7167         [configure setImage:[UIImage applicationImageNamed:@"advanced.png"]];
7168         [configure addTarget:self action:@selector(configurePushed) forEvents:1];
7169         [accessory_ addSubview:configure];*/
7170
7171         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7172         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7173     } return self;
7174 }
7175
7176 - (void) flipPage {
7177 #ifndef __OBJC2__
7178     LKAnimation *animation = [LKTransition animation];
7179     [animation setType:@"oglFlip"];
7180     [animation setTimingFunction:[LKTimingFunction functionWithName:@"easeInEaseOut"]];
7181     [animation setFillMode:@"extended"];
7182     [animation setTransitionFlags:3];
7183     [animation setDuration:10];
7184     [animation setSpeed:0.35];
7185     [animation setSubtype:(flipped_ ? @"fromLeft" : @"fromRight")];
7186     [[transition_ _layer] addAnimation:animation forKey:0];
7187     [transition_ transition:0 toView:(flipped_ ? (UIView *) table_ : (UIView *) advanced_)];
7188     flipped_ = !flipped_;
7189 #endif
7190 }
7191
7192 - (void) configurePushed {
7193     [field_ resignFirstResponder];
7194     [self flipPage];
7195 }
7196
7197 - (void) resetViewAnimated:(BOOL)animated {
7198     if (flipped_)
7199         [self flipPage];
7200     [table_ resetViewAnimated:animated];
7201 }
7202
7203 - (void) _reloadData {
7204 }
7205
7206 - (void) reloadData {
7207     if (flipped_)
7208         [self flipPage];
7209     [table_ setObject:[field_ text]];
7210     _profile(SearchView$reloadData)
7211         [table_ reloadData];
7212     _end
7213     PrintTimes();
7214     [table_ resetCursor];
7215 }
7216
7217 - (UIView *) accessoryView {
7218     return accessory_;
7219 }
7220
7221 - (NSString *) title {
7222     return nil;
7223 }
7224
7225 - (NSString *) backButtonTitle {
7226     return UCLocalize("SEARCH");
7227 }
7228
7229 - (void) setDelegate:(id)delegate {
7230     [table_ setDelegate:delegate];
7231     [super setDelegate:delegate];
7232 }
7233
7234 @end
7235 /* }}} */
7236
7237 @interface SettingsView : RVPage {
7238     _transient Database *database_;
7239     NSString *name_;
7240     Package *package_;
7241     UIPreferencesTable *table_;
7242     _UISwitchSlider *subscribedSwitch_;
7243     _UISwitchSlider *ignoredSwitch_;
7244     UIPreferencesControlTableCell *subscribedCell_;
7245     UIPreferencesControlTableCell *ignoredCell_;
7246 }
7247
7248 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7249
7250 @end
7251
7252 @implementation SettingsView
7253
7254 - (void) dealloc {
7255     [table_ setDataSource:nil];
7256
7257     [name_ release];
7258     if (package_ != nil)
7259         [package_ release];
7260     [table_ release];
7261     [subscribedSwitch_ release];
7262     [ignoredSwitch_ release];
7263     [subscribedCell_ release];
7264     [ignoredCell_ release];
7265     [super dealloc];
7266 }
7267
7268 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7269     if (package_ == nil)
7270         return 0;
7271
7272     return 2;
7273 }
7274
7275 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7276     if (package_ == nil)
7277         return nil;
7278
7279     switch (group) {
7280         case 0: return nil;
7281         case 1: return nil;
7282
7283         default: _assert(false);
7284     }
7285
7286     return nil;
7287 }
7288
7289 - (BOOL) preferencesTable:(UIPreferencesTable *)table isLabelGroup:(int)group {
7290     if (package_ == nil)
7291         return NO;
7292
7293     switch (group) {
7294         case 0: return NO;
7295         case 1: return YES;
7296
7297         default: _assert(false);
7298     }
7299
7300     return NO;
7301 }
7302
7303 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7304     if (package_ == nil)
7305         return 0;
7306
7307     switch (group) {
7308         case 0: return 1;
7309         case 1: return 1;
7310
7311         default: _assert(false);
7312     }
7313
7314     return 0;
7315 }
7316
7317 - (void) onSomething:(UIPreferencesControlTableCell *)cell withKey:(NSString *)key {
7318     if (package_ == nil)
7319         return;
7320
7321     _UISwitchSlider *slider([cell control]);
7322     BOOL value([slider value] != 0);
7323     NSMutableDictionary *metadata([package_ metadata]);
7324
7325     BOOL before;
7326     if (NSNumber *number = [metadata objectForKey:key])
7327         before = [number boolValue];
7328     else
7329         before = NO;
7330
7331     if (value != before) {
7332         [metadata setObject:[NSNumber numberWithBool:value] forKey:key];
7333         Changed_ = true;
7334         [delegate_ updateData];
7335     }
7336 }
7337
7338 - (void) onSubscribed:(UIPreferencesControlTableCell *)cell {
7339     [self onSomething:cell withKey:@"IsSubscribed"];
7340 }
7341
7342 - (void) onIgnored:(UIPreferencesControlTableCell *)cell {
7343     [self onSomething:cell withKey:@"IsIgnored"];
7344 }
7345
7346 - (id) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
7347     if (package_ == nil)
7348         return nil;
7349
7350     switch (group) {
7351         case 0: switch (row) {
7352             case 0:
7353                 return subscribedCell_;
7354             case 1:
7355                 return ignoredCell_;
7356             default: _assert(false);
7357         } break;
7358
7359         case 1: switch (row) {
7360             case 0: {
7361                 UIPreferencesControlTableCell *cell([[[UIPreferencesControlTableCell alloc] init] autorelease]);
7362                 [cell setShowSelection:NO];
7363                 [cell setTitle:UCLocalize("SHOW_ALL_CHANGES_EX")];
7364                 return cell;
7365             }
7366
7367             default: _assert(false);
7368         } break;
7369
7370         default: _assert(false);
7371     }
7372
7373     return nil;
7374 }
7375
7376 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7377     if ((self = [super initWithBook:book])) {
7378         database_ = database;
7379         name_ = [package retain];
7380
7381         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
7382         [self addSubview:table_];
7383
7384         subscribedSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7385         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:kUIControlEventMouseUpInside];
7386
7387         ignoredSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7388         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:kUIControlEventMouseUpInside];
7389
7390         subscribedCell_ = [[UIPreferencesControlTableCell alloc] init];
7391         [subscribedCell_ setShowSelection:NO];
7392         [subscribedCell_ setTitle:UCLocalize("SHOW_ALL_CHANGES")];
7393         [subscribedCell_ setControl:subscribedSwitch_];
7394
7395         ignoredCell_ = [[UIPreferencesControlTableCell alloc] init];
7396         [ignoredCell_ setShowSelection:NO];
7397         [ignoredCell_ setTitle:UCLocalize("IGNORE_UPGRADES")];
7398         [ignoredCell_ setControl:ignoredSwitch_];
7399
7400         [table_ setDataSource:self];
7401         [self reloadData];
7402     } return self;
7403 }
7404
7405 - (void) resetViewAnimated:(BOOL)animated {
7406     [table_ resetViewAnimated:animated];
7407 }
7408
7409 - (void) reloadData {
7410     if (package_ != nil)
7411         [package_ autorelease];
7412     package_ = [database_ packageWithName:name_];
7413     if (package_ != nil) {
7414         [package_ retain];
7415         [subscribedSwitch_ setValue:([package_ subscribed] ? 1 : 0) animated:NO];
7416         [ignoredSwitch_ setValue:([package_ ignored] ? 1 : 0) animated:NO];
7417     }
7418
7419     [table_ reloadData];
7420 }
7421
7422 - (NSString *) title {
7423     return UCLocalize("SETTINGS");
7424 }
7425
7426 @end
7427
7428 /* Signature View {{{ */
7429 @interface SignatureView : CydiaBrowserView {
7430     _transient Database *database_;
7431     NSString *package_;
7432 }
7433
7434 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7435
7436 @end
7437
7438 @implementation SignatureView
7439
7440 - (void) dealloc {
7441     [package_ release];
7442     [super dealloc];
7443 }
7444
7445 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7446     // XXX: dude!
7447     [super webView:sender didClearWindowObject:window forFrame:frame];
7448 }
7449
7450 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7451     if ((self = [super initWithBook:book]) != nil) {
7452         database_ = database;
7453         package_ = [package retain];
7454         [self reloadData];
7455     } return self;
7456 }
7457
7458 - (void) resetViewAnimated:(BOOL)animated {
7459 }
7460
7461 - (void) reloadData {
7462     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7463 }
7464
7465 @end
7466 /* }}} */
7467
7468 @interface Cydia : UIApplication <
7469     ConfirmationViewDelegate,
7470     ProgressViewDelegate,
7471     SearchViewDelegate,
7472     CydiaDelegate
7473 > {
7474     UIWindow *window_;
7475
7476     UIView *underlay_;
7477     UIView *overlay_;
7478     CYBook *book_;
7479     UIToolbar *buttonbar_;
7480
7481     RVBook *confirm_;
7482
7483     NSMutableArray *essential_;
7484     NSMutableArray *broken_;
7485
7486     Database *database_;
7487     ProgressView *progress_;
7488
7489     unsigned tag_;
7490
7491     UIKeyboard *keyboard_;
7492     UIProgressHUD *hud_;
7493
7494     SectionsView *sections_;
7495     ChangesView *changes_;
7496     ManageView *manage_;
7497     SearchView *search_;
7498
7499 #if RecyclePackageViews
7500     NSMutableArray *details_;
7501 #endif
7502 }
7503
7504 @end
7505
7506 @implementation Cydia
7507
7508 - (void) _loaded {
7509     if ([broken_ count] != 0) {
7510         int count = [broken_ count];
7511
7512         UIActionSheet *sheet = [[[UIActionSheet alloc]
7513             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
7514             buttons:[NSArray arrayWithObjects:
7515                 UCLocalize("FORCIBLY_CLEAR"),
7516                 UCLocalize("TEMPORARY_IGNORE"),
7517             nil]
7518             defaultButtonIndex:0
7519             delegate:self
7520             context:@"fixhalf"
7521         ] autorelease];
7522
7523         [sheet setBodyText:UCLocalize("HALFINSTALLED_PACKAGE_EX")];
7524         [sheet popupAlertAnimated:YES];
7525     } else if (!Ignored_ && [essential_ count] != 0) {
7526         int count = [essential_ count];
7527
7528         UIActionSheet *sheet = [[[UIActionSheet alloc]
7529             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
7530             buttons:[NSArray arrayWithObjects:
7531                 UCLocalize("UPGRADE_ESSENTIAL"),
7532                 UCLocalize("COMPLETE_UPGRADE"),
7533                 UCLocalize("TEMPORARY_IGNORE"),
7534             nil]
7535             defaultButtonIndex:0
7536             delegate:self
7537             context:@"upgrade"
7538         ] autorelease];
7539
7540         [sheet setBodyText:UCLocalize("ESSENTIAL_UPGRADE_EX")];
7541         [sheet popupAlertAnimated:YES];
7542     }
7543 }
7544
7545 - (void) _reloadData {
7546     UIView *block();
7547
7548     static bool loaded(false);
7549     UIProgressHUD *hud([self addProgressHUD]);
7550     [hud setText:(loaded ? UCLocalize("RELOADING_DATA") : UCLocalize("LOADING_DATA"))];
7551     loaded = true;
7552
7553     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
7554     _trace();
7555
7556     [self removeProgressHUD:hud];
7557
7558     size_t changes(0);
7559
7560     [essential_ removeAllObjects];
7561     [broken_ removeAllObjects];
7562
7563     NSArray *packages = [database_ packages];
7564     for (Package *package in packages) {
7565         if ([package half])
7566             [broken_ addObject:package];
7567         if ([package upgradableAndEssential:NO]) {
7568             if ([package essential])
7569                 [essential_ addObject:package];
7570             ++changes;
7571         }
7572     }
7573
7574     if (changes != 0) {
7575         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
7576         [buttonbar_ setBadgeValue:badge forButton:3];
7577         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7578             [buttonbar_ setBadgeAnimated:([essential_ count] != 0) forButton:3];
7579         if ([self respondsToSelector:@selector(setApplicationBadge:)])
7580             [self setApplicationBadge:badge];
7581         else
7582             [self setApplicationBadgeString:badge];
7583     } else {
7584         [buttonbar_ setBadgeValue:nil forButton:3];
7585         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7586             [buttonbar_ setBadgeAnimated:NO forButton:3];
7587         if ([self respondsToSelector:@selector(removeApplicationBadge)])
7588             [self removeApplicationBadge];
7589         else // XXX: maybe use setApplicationBadgeString also?
7590             [self setApplicationIconBadgeNumber:0];
7591     }
7592
7593     Queuing_ = false;
7594     [buttonbar_ setBadgeValue:nil forButton:4];
7595
7596     [self updateData];
7597
7598     // XXX: what is this line of code for?
7599     if ([packages count] == 0);
7600     else if (Loaded_ || ManualRefresh) loaded:
7601         [self _loaded];
7602     else {
7603         Loaded_ = YES;
7604
7605         if (NSDate *update = [Metadata_ objectForKey:@"LastUpdate"]) {
7606             NSTimeInterval interval([update timeIntervalSinceNow]);
7607             if (interval <= 0 && interval > -600)
7608                 goto loaded;
7609         }
7610
7611         [book_ update];
7612     }
7613 }
7614
7615 - (void) _saveConfig {
7616     if (Changed_) {
7617         _trace();
7618         NSString *error(nil);
7619         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
7620             _trace();
7621             NSError *error(nil);
7622             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
7623                 NSLog(@"failure to save metadata data: %@", error);
7624             _trace();
7625         } else {
7626             NSLog(@"failure to serialize metadata: %@", error);
7627             return;
7628         }
7629
7630         Changed_ = false;
7631     }
7632 }
7633
7634 - (void) updateData {
7635     [self _saveConfig];
7636
7637     /* XXX: this is just stupid */
7638     if (tag_ != 2 && sections_ != nil)
7639         [sections_ reloadData];
7640     if (tag_ != 3 && changes_ != nil)
7641         [changes_ reloadData];
7642     if (tag_ != 5 && search_ != nil)
7643         [search_ reloadData];
7644
7645     [book_ reloadData];
7646 }
7647
7648 - (void) update_ {
7649     [database_ update];
7650 }
7651
7652 - (void) syncData {
7653     FILE *file = fopen("/etc/apt/sources.list.d/cydia.list", "w");
7654     _assert(file != NULL);
7655
7656     NSArray *keys = [Sources_ allKeys];
7657
7658     for (NSString *key in keys) {
7659         NSDictionary *source = [Sources_ objectForKey:key];
7660
7661         fprintf(file, "%s %s %s\n",
7662             [[source objectForKey:@"Type"] UTF8String],
7663             [[source objectForKey:@"URI"] UTF8String],
7664             [[source objectForKey:@"Distribution"] UTF8String]
7665         );
7666     }
7667
7668     fclose(file);
7669
7670     [self _saveConfig];
7671
7672     [progress_
7673         detachNewThreadSelector:@selector(update_)
7674         toTarget:self
7675         withObject:nil
7676         title:UCLocalize("UPDATING_SOURCES")
7677     ];
7678 }
7679
7680 - (void) reloadData {
7681     @synchronized (self) {
7682         if (confirm_ == nil)
7683             [self _reloadData];
7684     }
7685 }
7686
7687 - (void) resolve {
7688     pkgProblemResolver *resolver = [database_ resolver];
7689
7690     resolver->InstallProtect();
7691     if (!resolver->Resolve(true))
7692         _error->Discard();
7693 }
7694
7695 - (void) popUpBook:(RVBook *)book {
7696     [underlay_ popSubview:book];
7697 }
7698
7699 - (CGRect) popUpBounds {
7700     return [underlay_ bounds];
7701 }
7702
7703 - (void) perform {
7704     [database_ prepare];
7705
7706     confirm_ = [[RVBook alloc] initWithFrame:[self popUpBounds]];
7707     [confirm_ setDelegate:self];
7708
7709     ConfirmationView *page([[[ConfirmationView alloc] initWithBook:confirm_ database:database_] autorelease]);
7710     [page setDelegate:self];
7711
7712     [confirm_ setPage:page];
7713     [self popUpBook:confirm_];
7714 }
7715
7716 - (void) queue {
7717     @synchronized (self) {
7718         [self perform];
7719     }
7720 }
7721
7722 - (void) clearPackage:(Package *)package {
7723     @synchronized (self) {
7724         [package clear];
7725         [self resolve];
7726         [self perform];
7727     }
7728 }
7729
7730 - (void) installPackage:(Package *)package {
7731     @synchronized (self) {
7732         [package install];
7733         [self resolve];
7734         [self perform];
7735     }
7736 }
7737
7738 - (void) removePackage:(Package *)package {
7739     @synchronized (self) {
7740         [package remove];
7741         [self resolve];
7742         [self perform];
7743     }
7744 }
7745
7746 - (void) distUpgrade {
7747     @synchronized (self) {
7748         [database_ upgrade];
7749         [self perform];
7750     }
7751 }
7752
7753 - (void) cancel {
7754     [self slideUp:[[[UIActionSheet alloc]
7755         initWithTitle:nil
7756         buttons:[NSArray arrayWithObjects:UCLocalize("CONTINUE_QUEUING"), UCLocalize("CANCEL_CLEAR"), nil]
7757         defaultButtonIndex:1
7758         delegate:self
7759         context:@"cancel"
7760     ] autorelease]];
7761 }
7762
7763 - (void) complete {
7764     @synchronized (self) {
7765         [self _reloadData];
7766
7767         if (confirm_ != nil) {
7768             [confirm_ release];
7769             confirm_ = nil;
7770         }
7771     }
7772 }
7773
7774 - (void) confirm {
7775     [overlay_ removeFromSuperview];
7776     reload_ = true;
7777
7778     [progress_
7779         detachNewThreadSelector:@selector(perform)
7780         toTarget:database_
7781         withObject:nil
7782         title:UCLocalize("RUNNING")
7783     ];
7784 }
7785
7786 - (void) bootstrap_ {
7787     [database_ update];
7788     [database_ upgrade];
7789     [database_ prepare];
7790     [database_ perform];
7791 }
7792
7793 /* XXX: replace and localize */
7794 - (void) bootstrap {
7795     [progress_
7796         detachNewThreadSelector:@selector(bootstrap_)
7797         toTarget:self
7798         withObject:nil
7799         title:@"Bootstrap Install"
7800     ];
7801 }
7802
7803 - (void) progressViewIsComplete:(ProgressView *)progress {
7804     if (confirm_ != nil) {
7805         [underlay_ addSubview:overlay_];
7806         [confirm_ popFromSuperviewAnimated:NO];
7807     }
7808
7809     [self complete];
7810 }
7811
7812 - (void) setPage:(RVPage *)page {
7813     [page resetViewAnimated:NO];
7814     [page setDelegate:self];
7815     [book_ setPage:page];
7816 }
7817
7818 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
7819     CydiaBrowserView *browser = [[[_class alloc] initWithBook:book_] autorelease];
7820     [browser loadURL:url];
7821     return browser;
7822 }
7823
7824 - (void) _setHomePage {
7825     [self setPage:[self _pageForURL:[NSURL URLWithString:@"http://cydia.saurik.com/"] withClass:[HomeView class]]];
7826 }
7827
7828 - (SectionsView *) sectionsView {
7829     if (sections_ == nil)
7830         sections_ = [[SectionsView alloc] initWithBook:book_ database:database_];
7831     return sections_;
7832 }
7833
7834 - (void) buttonBarItemTapped:(id)sender {
7835     unsigned tag = [sender tag];
7836     if (tag == tag_) {
7837         [book_ resetViewAnimated:YES];
7838         return;
7839     } else if (tag_ == 2 && tag != 2)
7840         [[self sectionsView] resetView];
7841
7842     switch (tag) {
7843         case 1: [self _setHomePage]; break;
7844
7845         case 2: [self setPage:[self sectionsView]]; break;
7846         case 3: [self setPage:changes_]; break;
7847         case 4: [self setPage:manage_]; break;
7848         case 5: [self setPage:search_]; break;
7849
7850         default: _assert(false);
7851     }
7852
7853     tag_ = tag;
7854 }
7855
7856 - (void) applicationWillSuspend {
7857     [database_ clean];
7858     [super applicationWillSuspend];
7859 }
7860
7861 - (void) askForSettings {
7862     NSString *parenthetical(UCLocalize("PARENTHETICAL"));
7863
7864     UIActionSheet *role = [[[UIActionSheet alloc]
7865         initWithTitle:UCLocalize("WHO_ARE_YOU")
7866         buttons:[NSArray arrayWithObjects:
7867             [NSString stringWithFormat:parenthetical, UCLocalize("USER"), UCLocalize("USER_EX")],
7868             [NSString stringWithFormat:parenthetical, UCLocalize("HACKER"), UCLocalize("HACKER_EX")],
7869             [NSString stringWithFormat:parenthetical, UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")],
7870         nil]
7871         defaultButtonIndex:-1
7872         delegate:self
7873         context:@"role"
7874     ] autorelease];
7875
7876     [role setBodyText:UCLocalize("ROLE_EX")];
7877     [role popupAlertAnimated:YES];
7878 }
7879
7880 - (void) setPackageView:(PackageView *)view {
7881     WebThreadLock();
7882     [view setPackage:nil];
7883 #if RecyclePackageViews
7884     if ([details_ count] < 3)
7885         [details_ addObject:view];
7886 #endif
7887     WebThreadUnlock();
7888 }
7889
7890 - (PackageView *) _packageView {
7891     return [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
7892 }
7893
7894 - (PackageView *) packageView {
7895 #if RecyclePackageViews
7896     PackageView *view;
7897     size_t count([details_ count]);
7898
7899     if (count == 0) {
7900         view = [self _packageView];
7901       renew:
7902         [details_ addObject:[self _packageView]];
7903     } else {
7904         view = [[[details_ lastObject] retain] autorelease];
7905         [details_ removeLastObject];
7906         if (count == 1)
7907             goto renew;
7908     }
7909
7910     return view;
7911 #else
7912     return [self _packageView];
7913 #endif
7914 }
7915
7916 - (void) finish {
7917     if (hud_ != nil) {
7918         [self setStatusBarShowsProgress:NO];
7919         [self removeProgressHUD:hud_];
7920
7921         [hud_ autorelease];
7922         hud_ = nil;
7923
7924         pid_t pid = ExecFork();
7925         if (pid == 0) {
7926             execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
7927             perror("launchctl stop");
7928         }
7929
7930         return;
7931     }
7932
7933     if (Role_ == nil) {
7934         [self askForSettings];
7935         return;
7936     }
7937
7938     _trace();
7939     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
7940
7941     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
7942     book_ = [[CYBook alloc] initWithFrame:CGRectMake(
7943         0, 0, screenrect.size.width, screenrect.size.height - 48
7944     ) database:database_];
7945
7946     [book_ setDelegate:self];
7947
7948     [overlay_ addSubview:book_];
7949
7950     NSArray *buttonitems = [NSArray arrayWithObjects:
7951         [NSDictionary dictionaryWithObjectsAndKeys:
7952             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7953             @"home-up.png", kUIButtonBarButtonInfo,
7954             @"home-dn.png", kUIButtonBarButtonSelectedInfo,
7955             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
7956             self, kUIButtonBarButtonTarget,
7957             @"Cydia", kUIButtonBarButtonTitle,
7958             @"0", kUIButtonBarButtonType,
7959         nil],
7960
7961         [NSDictionary dictionaryWithObjectsAndKeys:
7962             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7963             @"install-up.png", kUIButtonBarButtonInfo,
7964             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
7965             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
7966             self, kUIButtonBarButtonTarget,
7967             UCLocalize("SECTIONS"), kUIButtonBarButtonTitle,
7968             @"0", kUIButtonBarButtonType,
7969         nil],
7970
7971         [NSDictionary dictionaryWithObjectsAndKeys:
7972             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7973             @"changes-up.png", kUIButtonBarButtonInfo,
7974             @"changes-dn.png", kUIButtonBarButtonSelectedInfo,
7975             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
7976             self, kUIButtonBarButtonTarget,
7977             UCLocalize("CHANGES"), kUIButtonBarButtonTitle,
7978             @"0", kUIButtonBarButtonType,
7979         nil],
7980
7981         [NSDictionary dictionaryWithObjectsAndKeys:
7982             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7983             @"manage-up.png", kUIButtonBarButtonInfo,
7984             @"manage-dn.png", kUIButtonBarButtonSelectedInfo,
7985             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
7986             self, kUIButtonBarButtonTarget,
7987             UCLocalize("MANAGE"), kUIButtonBarButtonTitle,
7988             @"0", kUIButtonBarButtonType,
7989         nil],
7990
7991         [NSDictionary dictionaryWithObjectsAndKeys:
7992             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7993             @"search-up.png", kUIButtonBarButtonInfo,
7994             @"search-dn.png", kUIButtonBarButtonSelectedInfo,
7995             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
7996             self, kUIButtonBarButtonTarget,
7997             UCLocalize("SEARCH"), kUIButtonBarButtonTitle,
7998             @"0", kUIButtonBarButtonType,
7999         nil],
8000     nil];
8001
8002     buttonbar_ = [[UIToolbar alloc]
8003         initInView:overlay_
8004         withFrame:CGRectMake(
8005             0, screenrect.size.height - ButtonBarHeight_,
8006             screenrect.size.width, ButtonBarHeight_
8007         )
8008         withItemList:buttonitems
8009     ];
8010
8011     [buttonbar_ setDelegate:self];
8012     [buttonbar_ setBarStyle:1];
8013     [buttonbar_ setButtonBarTrackingMode:2];
8014
8015     int buttons[5] = {1, 2, 3, 4, 5};
8016     [buttonbar_ registerButtonGroup:0 withButtons:buttons withCount:5];
8017     [buttonbar_ showButtonGroup:0 withDuration:0];
8018
8019     for (int i = 0; i != 5; ++i)
8020         [[buttonbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
8021             i * 64 + 2, 1, 60, ButtonBarHeight_
8022         )];
8023
8024     [buttonbar_ showSelectionForButton:1];
8025     [overlay_ addSubview:buttonbar_];
8026
8027     [UIKeyboard initImplementationNow];
8028     CGSize keysize = [UIKeyboard defaultSize];
8029     CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
8030     keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
8031     //[[UIKeyboardImpl sharedInstance] setSoundsEnabled:(Sounds_Keyboard_ ? YES : NO)];
8032     [overlay_ addSubview:keyboard_];
8033
8034     if (!bootstrap_)
8035         [underlay_ addSubview:overlay_];
8036
8037     [self reloadData];
8038
8039     [self sectionsView];
8040     changes_ = [[ChangesView alloc] initWithBook:book_ database:database_];
8041     search_ = [[SearchView alloc] initWithBook:book_ database:database_];
8042
8043     manage_ = (ManageView *) [[self
8044         _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8045         withClass:[ManageView class]
8046     ] retain];
8047
8048 #if RecyclePackageViews
8049     details_ = [[NSMutableArray alloc] initWithCapacity:4];
8050     [details_ addObject:[self _packageView]];
8051     [details_ addObject:[self _packageView]];
8052 #endif
8053
8054     PrintTimes();
8055
8056     if (bootstrap_)
8057         [self bootstrap];
8058     else
8059         [self _setHomePage];
8060 }
8061
8062 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
8063     NSString *context([sheet context]);
8064
8065     if ([context isEqualToString:@"missing"])
8066         [sheet dismiss];
8067     else if ([context isEqualToString:@"cancel"]) {
8068         bool clear;
8069
8070         switch (button) {
8071             case 1:
8072                 clear = false;
8073             break;
8074
8075             case 2:
8076                 clear = true;
8077             break;
8078
8079             default:
8080                 _assert(false);
8081         }
8082
8083         [sheet dismiss];
8084
8085         @synchronized (self) {
8086             if (clear)
8087                 [self _reloadData];
8088             else {
8089                 Queuing_ = true;
8090                 [buttonbar_ setBadgeValue:UCLocalize("Q_D") forButton:4];
8091                 [book_ reloadData];
8092             }
8093
8094             if (confirm_ != nil) {
8095                 [confirm_ release];
8096                 confirm_ = nil;
8097             }
8098         }
8099     } else if ([context isEqualToString:@"fixhalf"]) {
8100         switch (button) {
8101             case 1:
8102                 @synchronized (self) {
8103                     for (Package *broken in broken_) {
8104                         [broken remove];
8105
8106                         NSString *id = [broken id];
8107                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8108                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8109                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8110                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8111                     }
8112
8113                     [self resolve];
8114                     [self perform];
8115                 }
8116             break;
8117
8118             case 2:
8119                 [broken_ removeAllObjects];
8120                 [self _loaded];
8121             break;
8122
8123             default:
8124                 _assert(false);
8125         }
8126
8127         [sheet dismiss];
8128     } else if ([context isEqualToString:@"role"]) {
8129         switch (button) {
8130             case 1: Role_ = @"User"; break;
8131             case 2: Role_ = @"Hacker"; break;
8132             case 3: Role_ = @"Developer"; break;
8133
8134             default:
8135                 Role_ = nil;
8136                 _assert(false);
8137         }
8138
8139         bool reset = Settings_ != nil;
8140
8141         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8142             Role_, @"Role",
8143         nil];
8144
8145         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8146
8147         Changed_ = true;
8148
8149         [sheet dismiss];
8150
8151         if (reset)
8152             [self updateData];
8153         else
8154             [self finish];
8155     } else if ([context isEqualToString:@"upgrade"]) {
8156         switch (button) {
8157             case 1:
8158                 @synchronized (self) {
8159                     for (Package *essential in essential_)
8160                         [essential install];
8161
8162                     [self resolve];
8163                     [self perform];
8164                 }
8165             break;
8166
8167             case 2:
8168                 [self distUpgrade];
8169             break;
8170
8171             case 3:
8172                 Ignored_ = YES;
8173             break;
8174
8175             default:
8176                 _assert(false);
8177         }
8178
8179         [sheet dismiss];
8180     }
8181 }
8182
8183 - (void) reorganize { _pooled
8184     system("/usr/libexec/cydia/free.sh");
8185     [self performSelectorOnMainThread:@selector(finish) withObject:nil waitUntilDone:NO];
8186 }
8187
8188 - (void) applicationSuspend:(__GSEvent *)event {
8189     if (hud_ == nil && ![progress_ isRunning])
8190         [super applicationSuspend:event];
8191 }
8192
8193 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8194     if (hud_ == nil)
8195         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8196 }
8197
8198 - (void) _setSuspended:(BOOL)value {
8199     if (hud_ == nil)
8200         [super _setSuspended:value];
8201 }
8202
8203 - (UIProgressHUD *) addProgressHUD {
8204     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8205     [window_ setUserInteractionEnabled:NO];
8206     [hud show:YES];
8207     [progress_ addSubview:hud];
8208     return hud;
8209 }
8210
8211 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8212     [hud show:NO];
8213     [hud removeFromSuperview];
8214     [window_ setUserInteractionEnabled:YES];
8215 }
8216
8217 - (RVPage *) pageForPackage:(NSString *)name {
8218     if (Package *package = [database_ packageWithName:name]) {
8219         PackageView *view([self packageView]);
8220         [view setPackage:package];
8221         return view;
8222     } else {
8223         UIActionSheet *sheet = [[[UIActionSheet alloc]
8224             initWithTitle:UCLocalize("CANNOT_LOCATE_PACKAGE")
8225             buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
8226             defaultButtonIndex:0
8227             delegate:self
8228             context:@"missing"
8229         ] autorelease];
8230
8231         [sheet setBodyText:[NSString stringWithFormat:UCLocalize("PACKAGE_CANNOT_BE_FOUND"), name]];
8232
8233         [sheet popupAlertAnimated:YES];
8234         return nil;
8235     }
8236 }
8237
8238 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8239     if (tag != NULL)
8240         tag = 0;
8241
8242     NSString *href([url absoluteString]);
8243     if ([href hasPrefix:@"apptapp://package/"])
8244         return [self pageForPackage:[href substringFromIndex:18]];
8245
8246     NSString *scheme([[url scheme] lowercaseString]);
8247     if (![scheme isEqualToString:@"cydia"])
8248         return nil;
8249     NSString *path([url absoluteString]);
8250     if ([path length] < 8)
8251         return nil;
8252     path = [path substringFromIndex:8];
8253     if (![path hasPrefix:@"/"])
8254         path = [@"/" stringByAppendingString:path];
8255
8256     if ([path isEqualToString:@"/add-source"])
8257         return [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
8258     else if ([path isEqualToString:@"/storage"])
8259         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CydiaBrowserView class]];
8260     else if ([path isEqualToString:@"/sources"])
8261         return [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
8262     else if ([path isEqualToString:@"/packages"])
8263         return [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
8264     else if ([path hasPrefix:@"/url/"])
8265         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CydiaBrowserView class]];
8266     else if ([path hasPrefix:@"/launch/"])
8267         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8268     else if ([path hasPrefix:@"/package-settings/"])
8269         return [[[SettingsView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:18]] autorelease];
8270     else if ([path hasPrefix:@"/package-signature/"])
8271         return [[[SignatureView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:19]] autorelease];
8272     else if ([path hasPrefix:@"/package/"])
8273         return [self pageForPackage:[path substringFromIndex:9]];
8274     else if ([path hasPrefix:@"/files/"]) {
8275         NSString *name = [path substringFromIndex:7];
8276
8277         if (Package *package = [database_ packageWithName:name]) {
8278             FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
8279             [files setPackage:package];
8280             return files;
8281         }
8282     }
8283
8284     return nil;
8285 }
8286
8287 - (void) applicationOpenURL:(NSURL *)url {
8288     [super applicationOpenURL:url];
8289     int tag;
8290     if (RVPage *page = [self pageForURL:url hasTag:&tag]) {
8291         [self setPage:page];
8292         [buttonbar_ showSelectionForButton:tag];
8293         tag_ = tag;
8294     }
8295 }
8296
8297 - (void) applicationDidFinishLaunching:(id)unused {
8298     [BrowserView _initialize];
8299
8300     _trace();
8301     Font12_ = [[UIFont systemFontOfSize:12] retain];
8302     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8303     Font14_ = [[UIFont systemFontOfSize:14] retain];
8304     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8305     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8306
8307     tag_ = 1;
8308
8309     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8310     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8311
8312     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8313
8314     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
8315     window_ = [[UIWindow alloc] initWithContentRect:screenrect];
8316
8317     [window_ orderFront:self];
8318     [window_ makeKey:self];
8319     [window_ setHidden:NO];
8320
8321     database_ = [Database sharedInstance];
8322     progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
8323     [database_ setDelegate:progress_];
8324     [window_ setContentView:progress_];
8325
8326     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
8327     [progress_ setContentView:underlay_];
8328
8329     [progress_ resetView];
8330
8331     if (
8332         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8333         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8334         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL /*||
8335         readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL*/ ||
8336         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8337         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8338         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8339         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL /*||
8340         readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL*/
8341     ) {
8342         [self setIdleTimerDisabled:YES];
8343
8344         hud_ = [[self addProgressHUD] retain];
8345         [hud_ setText:@"Reorganizing\n\nWill Automatically\nClose When Done"];
8346
8347         [self setStatusBarShowsProgress:YES];
8348
8349         [NSThread
8350             detachNewThreadSelector:@selector(reorganize)
8351             toTarget:self
8352             withObject:nil
8353         ];
8354     } else
8355         [self finish];
8356 }
8357
8358 - (void) showKeyboard:(BOOL)show {
8359     CGSize keysize = [UIKeyboard defaultSize];
8360     CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
8361     CGRect keyup = keydown;
8362     keyup.origin.y -= keysize.height;
8363
8364     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease];
8365     [animation setSignificantRectFields:2];
8366
8367     if (show) {
8368         [animation setStartFrame:keydown];
8369         [animation setEndFrame:keyup];
8370         [keyboard_ activate];
8371     } else {
8372         [animation setStartFrame:keyup];
8373         [animation setEndFrame:keydown];
8374         [keyboard_ deactivate];
8375     }
8376
8377     [[UIAnimator sharedAnimator]
8378         addAnimations:[NSArray arrayWithObjects:animation, nil]
8379         withDuration:KeyboardTime_
8380         start:YES
8381     ];
8382 }
8383
8384 - (void) slideUp:(UIActionSheet *)alert {
8385     if (Advanced_)
8386         [alert presentSheetFromButtonBar:buttonbar_];
8387     else
8388         [alert presentSheetInView:overlay_];
8389 }
8390
8391 @end
8392
8393 void AddPreferences(NSString *plist) { _pooled
8394     NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
8395     _assert(settings != NULL);
8396     NSMutableArray *items = [settings objectForKey:@"items"];
8397
8398     bool cydia(false);
8399
8400     for (NSMutableDictionary *item in items) {
8401         NSString *label = [item objectForKey:@"label"];
8402         if (label != nil && [label isEqualToString:@"Cydia"]) {
8403             cydia = true;
8404             break;
8405         }
8406     }
8407
8408     if (!cydia) {
8409         for (size_t i(0); i != [items count]; ++i) {
8410             NSDictionary *item([items objectAtIndex:i]);
8411             NSString *label = [item objectForKey:@"label"];
8412             if (label != nil && [label isEqualToString:@"General"]) {
8413                 [items insertObject:[NSDictionary dictionaryWithObjectsAndKeys:
8414                     @"CydiaSettings", @"bundle",
8415                     @"PSLinkCell", @"cell",
8416                     [NSNumber numberWithBool:YES], @"hasIcon",
8417                     [NSNumber numberWithBool:YES], @"isController",
8418                     @"Cydia", @"label",
8419                 nil] atIndex:(i + 1)];
8420
8421                 break;
8422             }
8423         }
8424
8425         _assert([settings writeToFile:plist atomically:YES] == YES);
8426     }
8427 }
8428
8429 /*IMP alloc_;
8430 id Alloc_(id self, SEL selector) {
8431     id object = alloc_(self, selector);
8432     lprintf("[%s]A-%p\n", self->isa->name, object);
8433     return object;
8434 }*/
8435
8436 /*IMP dealloc_;
8437 id Dealloc_(id self, SEL selector) {
8438     id object = dealloc_(self, selector);
8439     lprintf("[%s]D-%p\n", self->isa->name, object);
8440     return object;
8441 }*/
8442
8443 Class $WebDefaultUIKitDelegate;
8444
8445 void (*_UIWebDocumentView$_setUIKitDelegate$)(UIWebDocumentView *, SEL, id);
8446
8447 void $UIWebDocumentView$_setUIKitDelegate$(UIWebDocumentView *self, SEL sel, id delegate) {
8448     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8449         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8450     return _UIWebDocumentView$_setUIKitDelegate$(self, sel, delegate);
8451 }
8452
8453 int main(int argc, char *argv[]) { _pooled
8454     _trace();
8455
8456     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8457
8458     /* Library Hacks {{{ */
8459     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8460
8461     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8462     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8463     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8464         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8465         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8466     }
8467     /* }}} */
8468     /* Set Locale {{{ */
8469     Locale_ = CFLocaleCopyCurrent();
8470     Languages_ = [NSLocale preferredLanguages];
8471     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
8472     //NSLog(@"%@", [Languages_ description]);
8473     const char *lang;
8474     if (Languages_ == nil || [Languages_ count] == 0)
8475         lang = NULL;
8476     else
8477         lang = [[Languages_ objectAtIndex:0] UTF8String];
8478     setenv("LANG", lang, true);
8479     //std::setlocale(LC_ALL, lang);
8480     NSLog(@"Setting Language: %s", lang);
8481     /* }}} */
8482
8483     // XXX: apr_app_initialize?
8484     apr_initialize();
8485
8486     /* Parse Arguments {{{ */
8487     bool substrate(false);
8488
8489     if (argc != 0) {
8490         char **args(argv);
8491         int arge(1);
8492
8493         for (int argi(1); argi != argc; ++argi)
8494             if (strcmp(argv[argi], "--") == 0) {
8495                 arge = argi;
8496                 argv[argi] = argv[0];
8497                 argv += argi;
8498                 argc -= argi;
8499                 break;
8500             }
8501
8502         for (int argi(1); argi != arge; ++argi)
8503             if (strcmp(args[argi], "--bootstrap") == 0)
8504                 bootstrap_ = true;
8505             else if (strcmp(args[argi], "--substrate") == 0)
8506                 substrate = true;
8507             else
8508                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
8509     }
8510     /* }}} */
8511
8512     {
8513         NSString *plist = [Home_ stringByAppendingString:@"/Library/Preferences/com.apple.preferences.sounds.plist"];
8514         if (NSDictionary *sounds = [NSDictionary dictionaryWithContentsOfFile:plist])
8515             if (NSNumber *keyboard = [sounds objectForKey:@"keyboard"])
8516                 Sounds_Keyboard_ = [keyboard boolValue];
8517     }
8518
8519     App_ = [[NSBundle mainBundle] bundlePath];
8520     Home_ = NSHomeDirectory();
8521
8522     setuid(0);
8523     setgid(0);
8524
8525     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
8526     alloc_ = alloc->method_imp;
8527     alloc->method_imp = (IMP) &Alloc_;*/
8528
8529     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
8530     dealloc_ = dealloc->method_imp;
8531     dealloc->method_imp = (IMP) &Dealloc_;*/
8532
8533     size_t size;
8534
8535     int maxproc;
8536     size = sizeof(maxproc);
8537     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
8538         perror("sysctlbyname(\"kern.maxproc\", ?)");
8539     else if (maxproc < 64) {
8540         maxproc = 64;
8541         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
8542             perror("sysctlbyname(\"kern.maxproc\", #)");
8543     }
8544
8545     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
8546     char *machine = new char[size];
8547     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
8548         perror("sysctlbyname(\"hw.machine\", ?)");
8549     else
8550         Machine_ = machine;
8551
8552     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
8553
8554     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
8555         Build_ = [system objectForKey:@"ProductBuildVersion"];
8556     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
8557         Product_ = [info objectForKey:@"SafariProductVersion"];
8558         Safari_ = [info objectForKey:@"CFBundleVersion"];
8559     }
8560
8561     /*AddPreferences(@"/Applications/Preferences.app/Settings-iPhone.plist");
8562     AddPreferences(@"/Applications/Preferences.app/Settings-iPod.plist");*/
8563
8564     /* Load Database {{{ */
8565     _trace();
8566     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
8567     _trace();
8568     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
8569     _trace();
8570
8571     if (Metadata_ == NULL)
8572         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
8573     else {
8574         Settings_ = [Metadata_ objectForKey:@"Settings"];
8575
8576         Packages_ = [Metadata_ objectForKey:@"Packages"];
8577         Sections_ = [Metadata_ objectForKey:@"Sections"];
8578         Sources_ = [Metadata_ objectForKey:@"Sources"];
8579     }
8580
8581     if (Settings_ != nil)
8582         Role_ = [Settings_ objectForKey:@"Role"];
8583
8584     if (Packages_ == nil) {
8585         Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
8586         [Metadata_ setObject:Packages_ forKey:@"Packages"];
8587     }
8588
8589     if (Sections_ == nil) {
8590         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
8591         [Metadata_ setObject:Sections_ forKey:@"Sections"];
8592     }
8593
8594     if (Sources_ == nil) {
8595         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
8596         [Metadata_ setObject:Sources_ forKey:@"Sources"];
8597     }
8598     /* }}} */
8599
8600 #if RecycleWebViews
8601     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
8602 #endif
8603
8604     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
8605         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
8606     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
8607         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
8608
8609     if (access("/tmp/.cydia.fw", F_OK) == 0) {
8610         unlink("/tmp/.cydia.fw");
8611         goto firmware;
8612     } else if (access("/User", F_OK) != 0) {
8613       firmware:
8614         _trace();
8615         system("/usr/libexec/cydia/firmware.sh");
8616         _trace();
8617     }
8618
8619     _assert([[NSFileManager defaultManager]
8620         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
8621         withIntermediateDirectories:YES
8622         attributes:nil
8623         error:NULL
8624     ]);
8625
8626     if (access("/tmp/cydia.chk", F_OK) == 0) {
8627         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
8628             _assert(errno == ENOENT);
8629         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
8630             _assert(errno == ENOENT);
8631     }
8632
8633     _assert(pkgInitConfig(*_config));
8634     _assert(pkgInitSystem(*_config, _system));
8635
8636     if (lang != NULL)
8637         _config->Set("APT::Acquire::Translation", lang);
8638     _config->Set("Acquire::http::Timeout", 15);
8639     _config->Set("Acquire::http::MaxParallel", 4);
8640
8641     /* Color Choices {{{ */
8642     space_ = CGColorSpaceCreateDeviceRGB();
8643
8644     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
8645     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
8646     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
8647     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
8648     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
8649     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
8650     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
8651     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
8652     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
8653     /*Purple_.Set(space_, 1.0, 0.3, 0.0, 1.0);
8654     Purplish_.Set(space_, 1.0, 0.6, 0.4, 1.0); ORANGE */
8655     /*Purple_.Set(space_, 1.0, 0.5, 0.0, 1.0);
8656     Purplish_.Set(space_, 1.0, 0.7, 0.2, 1.0); ORANGISH */
8657     /*Purple_.Set(space_, 0.5, 0.0, 0.7, 1.0);
8658     Purplish_.Set(space_, 0.7, 0.4, 0.8, 1.0); PURPLE */
8659
8660 //.93
8661     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
8662     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
8663     /* }}}*/
8664
8665     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
8666
8667     /* UIKit Configuration {{{ */
8668     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
8669     if ($GSFontSetUseLegacyFontMetrics != NULL)
8670         $GSFontSetUseLegacyFontMetrics(YES);
8671
8672     UIKeyboardDisableAutomaticAppearance();
8673     /* }}} */
8674
8675     _trace();
8676     int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
8677
8678     CGColorSpaceRelease(space_);
8679     CFRelease(Locale_);
8680
8681     return value;
8682 }