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 (1 && !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 _trace();
2462         if (author_.empty())
2463             return nil;
2464 _trace();
2465         author$_ = [[Address addressWithString:author_] retain];
2466 _trace();
2467     } return author$_;
2468 }
2469
2470 - (NSString *) support {
2471     return !support_.empty() ? support_ : [[self source] supportForPackage:id_];
2472 }
2473
2474 - (NSArray *) files {
2475     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2476     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2477
2478     std::ifstream fin;
2479     fin.open([path UTF8String]);
2480     if (!fin.is_open())
2481         return nil;
2482
2483     std::string line;
2484     while (std::getline(fin, line))
2485         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2486
2487     return files;
2488 }
2489
2490 - (NSArray *) relationships {
2491     return relationships_;
2492 }
2493
2494 - (NSArray *) warnings {
2495     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2496     const char *name(iterator_.Name());
2497
2498     size_t length(strlen(name));
2499     if (length < 2) invalid:
2500         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2501     else for (size_t i(0); i != length; ++i)
2502         if (
2503             /* XXX: technically this is not allowed */
2504             (name[i] < 'A' || name[i] > 'Z') &&
2505             (name[i] < 'a' || name[i] > 'z') &&
2506             (name[i] < '0' || name[i] > '9') &&
2507             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2508         ) goto invalid;
2509
2510     if (strcmp(name, "cydia") != 0) {
2511         bool cydia = false;
2512         bool _private = false;
2513         bool stash = false;
2514
2515         bool repository = [[self section] isEqualToString:@"Repositories"];
2516
2517         if (NSArray *files = [self files])
2518             for (NSString *file in files)
2519                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2520                     cydia = true;
2521                 else if (!_private && [file isEqualToString:@"/private"])
2522                     _private = true;
2523                 else if (!stash && [file isEqualToString:@"/var/stash"])
2524                     stash = true;
2525
2526         /* XXX: this is not sensitive enough. only some folders are valid. */
2527         if (cydia && !repository)
2528             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2529         if (_private)
2530             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2531         if (stash)
2532             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2533     }
2534
2535     return [warnings count] == 0 ? nil : warnings;
2536 }
2537
2538 - (NSArray *) applications {
2539     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2540
2541     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2542
2543     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2544     if (NSArray *files = [self files])
2545         for (NSString *file in files)
2546             if (application_r(file)) {
2547                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2548                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2549                 if ([id isEqualToString:me])
2550                     continue;
2551
2552                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2553                 if (display == nil)
2554                     display = application_r[1];
2555
2556                 NSString *bundle([file stringByDeletingLastPathComponent]);
2557                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2558                 if (icon == nil || [icon length] == 0)
2559                     icon = @"icon.png";
2560                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2561
2562                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2563                 [applications addObject:application];
2564
2565                 [application addObject:id];
2566                 [application addObject:display];
2567                 [application addObject:url];
2568             }
2569
2570     return [applications count] == 0 ? nil : applications;
2571 }
2572
2573 - (Source *) source {
2574     if (!cached_) {
2575         @synchronized (database_) {
2576             if ([database_ era] != era_ || file_.end())
2577                 source_ = nil;
2578             else {
2579                 source_ = [database_ getSource:file_.File()];
2580                 if (source_ != nil)
2581                     [source_ retain];
2582             }
2583
2584             cached_ = true;
2585         }
2586     }
2587
2588     return source_;
2589 }
2590
2591 - (NSString *) role {
2592     return role_;
2593 }
2594
2595 - (BOOL) matches:(NSString *)text {
2596     if (text == nil)
2597         return NO;
2598
2599     NSRange range;
2600
2601     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2602     if (range.location != NSNotFound)
2603         return YES;
2604
2605     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2606     if (range.location != NSNotFound)
2607         return YES;
2608
2609     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2610     if (range.location != NSNotFound)
2611         return YES;
2612
2613     return NO;
2614 }
2615
2616 - (bool) hasSupportingRole {
2617     if (role_ == nil)
2618         return true;
2619     if ([role_ isEqualToString:@"enduser"])
2620         return true;
2621     if ([Role_ isEqualToString:@"User"])
2622         return false;
2623     if ([role_ isEqualToString:@"hacker"])
2624         return true;
2625     if ([Role_ isEqualToString:@"Hacker"])
2626         return false;
2627     if ([role_ isEqualToString:@"developer"])
2628         return true;
2629     if ([Role_ isEqualToString:@"Developer"])
2630         return false;
2631     _assert(false);
2632 }
2633
2634 - (BOOL) hasTag:(NSString *)tag {
2635     return tags_ == nil ? NO : [tags_ containsObject:tag];
2636 }
2637
2638 - (NSString *) primaryPurpose {
2639     for (NSString *tag in tags_)
2640         if ([tag hasPrefix:@"purpose::"])
2641             return [tag substringFromIndex:9];
2642     return nil;
2643 }
2644
2645 - (NSArray *) purposes {
2646     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2647     for (NSString *tag in tags_)
2648         if ([tag hasPrefix:@"purpose::"])
2649             [purposes addObject:[tag substringFromIndex:9]];
2650     return [purposes count] == 0 ? nil : purposes;
2651 }
2652
2653 - (bool) isCommercial {
2654     return [self hasTag:@"cydia::commercial"];
2655 }
2656
2657 - (CYString &) cyname {
2658     return name_.empty() ? id_ : name_;
2659 }
2660
2661 - (uint32_t) compareBySection:(NSArray *)sections {
2662     NSString *section([self section]);
2663     for (size_t i(0), e([sections count]); i != e; ++i) {
2664         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2665             return i;
2666     }
2667
2668     return _not(uint32_t);
2669 }
2670
2671 - (uint32_t) compareForChanges {
2672     union {
2673         uint32_t key;
2674
2675         struct {
2676             uint32_t timestamp : 30;
2677             uint32_t ignored : 1;
2678             uint32_t upgradable : 1;
2679         } bits;
2680     } value;
2681
2682     bool upgradable([self upgradableAndEssential:YES]);
2683     value.bits.upgradable = upgradable ? 1 : 0;
2684
2685     if (upgradable) {
2686         value.bits.timestamp = 0;
2687         value.bits.ignored = [self ignored] ? 0 : 1;
2688         value.bits.upgradable = 1;
2689     } else {
2690         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
2691         value.bits.ignored = 0;
2692         value.bits.upgradable = 0;
2693     }
2694
2695     return _not(uint32_t) - value.key;
2696 }
2697
2698 - (void) clear {
2699     pkgProblemResolver *resolver = [database_ resolver];
2700     resolver->Clear(iterator_);
2701     resolver->Protect(iterator_);
2702 }
2703
2704 - (void) install {
2705     pkgProblemResolver *resolver = [database_ resolver];
2706     resolver->Clear(iterator_);
2707     resolver->Protect(iterator_);
2708     pkgCacheFile &cache([database_ cache]);
2709     cache->MarkInstall(iterator_, false);
2710     pkgDepCache::StateCache &state((*cache)[iterator_]);
2711     if (!state.Install())
2712         cache->SetReInstall(iterator_, true);
2713 }
2714
2715 - (void) remove {
2716     pkgProblemResolver *resolver = [database_ resolver];
2717     resolver->Clear(iterator_);
2718     resolver->Protect(iterator_);
2719     resolver->Remove(iterator_);
2720     [database_ cache]->MarkDelete(iterator_, true);
2721 }
2722
2723 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2724     _profile(Package$isUnfilteredAndSearchedForBy)
2725         bool value(true);
2726
2727         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2728             value &= [self unfiltered];
2729         _end
2730
2731         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2732             value &= [self matches:search];
2733         _end
2734
2735         return value;
2736     _end
2737 }
2738
2739 - (bool) isInstalledAndVisible:(NSNumber *)number {
2740     return (![number boolValue] || [self visible]) && ![self uninstalled];
2741 }
2742
2743 - (bool) isVisiblyUninstalledInSection:(NSString *)name {
2744     NSString *section = [self section];
2745
2746     return
2747         [self visible] &&
2748         [self uninstalled] && (
2749             name == nil ||
2750             section == nil && [name length] == 0 ||
2751             [name isEqualToString:section]
2752         );
2753 }
2754
2755 - (bool) isVisibleInSource:(Source *)source {
2756     return [self source] == source && [self visible];
2757 }
2758
2759 @end
2760 /* }}} */
2761 /* Section Class {{{ */
2762 @interface Section : NSObject {
2763     NSString *name_;
2764     unichar index_;
2765     size_t row_;
2766     size_t count_;
2767     NSString *localized_;
2768 }
2769
2770 - (NSComparisonResult) compareByLocalized:(Section *)section;
2771 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2772 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2773 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2774 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2775 - (NSString *) name;
2776 - (unichar) index;
2777
2778 - (size_t) row;
2779 - (size_t) count;
2780
2781 - (void) addToRow;
2782 - (void) addToCount;
2783
2784 - (void) setCount:(size_t)count;
2785 - (NSString *) localized;
2786
2787 @end
2788
2789 @implementation Section
2790
2791 - (void) dealloc {
2792     [name_ release];
2793     if (localized_ != nil)
2794         [localized_ release];
2795     [super dealloc];
2796 }
2797
2798 - (NSComparisonResult) compareByLocalized:(Section *)section {
2799     NSString *lhs(localized_);
2800     NSString *rhs([section localized]);
2801
2802     /*if ([lhs length] != 0 && [rhs length] != 0) {
2803         unichar lhc = [lhs characterAtIndex:0];
2804         unichar rhc = [rhs characterAtIndex:0];
2805
2806         if (isalpha(lhc) && !isalpha(rhc))
2807             return NSOrderedAscending;
2808         else if (!isalpha(lhc) && isalpha(rhc))
2809             return NSOrderedDescending;
2810     }*/
2811
2812     return [lhs compare:rhs options:LaxCompareOptions_];
2813 }
2814
2815 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2816     if ((self = [self initWithName:name localize:NO]) != nil) {
2817         if (localized != nil)
2818             localized_ = [localized retain];
2819     } return self;
2820 }
2821
2822 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2823     return [self initWithName:name row:0 localize:localize];
2824 }
2825
2826 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2827     if ((self = [super init]) != nil) {
2828         name_ = [name retain];
2829         index_ = '\0';
2830         row_ = row;
2831         if (localize)
2832             localized_ = [LocalizeSection(name_) retain];
2833     } return self;
2834 }
2835
2836 /* XXX: localize the index thingees */
2837 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2838     if ((self = [super init]) != nil) {
2839         name_ = [(index == '#' ? @"123" : [NSString stringWithCharacters:&index length:1]) retain];
2840         index_ = index;
2841         row_ = row;
2842     } return self;
2843 }
2844
2845 - (NSString *) name {
2846     return name_;
2847 }
2848
2849 - (unichar) index {
2850     return index_;
2851 }
2852
2853 - (size_t) row {
2854     return row_;
2855 }
2856
2857 - (size_t) count {
2858     return count_;
2859 }
2860
2861 - (void) addToRow {
2862     ++row_;
2863 }
2864
2865 - (void) addToCount {
2866     ++count_;
2867 }
2868
2869 - (void) setCount:(size_t)count {
2870     count_ = count;
2871 }
2872
2873 - (NSString *) localized {
2874     return localized_;
2875 }
2876
2877 @end
2878 /* }}} */
2879
2880 static int Finish_;
2881 static NSArray *Finishes_;
2882
2883 /* Database Implementation {{{ */
2884 @implementation Database
2885
2886 + (Database *) sharedInstance {
2887     static Database *instance;
2888     if (instance == nil)
2889         instance = [[Database alloc] init];
2890     return instance;
2891 }
2892
2893 - (unsigned) era {
2894     return era_;
2895 }
2896
2897 - (void) dealloc {
2898     _assert(false);
2899     NSRecycleZone(zone_);
2900     // XXX: malloc_destroy_zone(zone_);
2901     apr_pool_destroy(pool_);
2902     [super dealloc];
2903 }
2904
2905 - (void) _readCydia:(NSNumber *)fd { _pooled
2906     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2907     std::istream is(&ib);
2908     std::string line;
2909
2910     static Pcre finish_r("^finish:([^:]*)$");
2911
2912     while (std::getline(is, line)) {
2913         const char *data(line.c_str());
2914         size_t size = line.size();
2915         lprintf("C:%s\n", data);
2916
2917         if (finish_r(data, size)) {
2918             NSString *finish = finish_r[1];
2919             int index = [Finishes_ indexOfObject:finish];
2920             if (index != INT_MAX && index > Finish_)
2921                 Finish_ = index;
2922         }
2923     }
2924
2925     _assert(false);
2926 }
2927
2928 - (void) _readStatus:(NSNumber *)fd { _pooled
2929     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2930     std::istream is(&ib);
2931     std::string line;
2932
2933     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
2934     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
2935
2936     while (std::getline(is, line)) {
2937         const char *data(line.c_str());
2938         size_t size = line.size();
2939         lprintf("S:%s\n", data);
2940
2941         if (conffile_r(data, size)) {
2942             [delegate_ setConfigurationData:conffile_r[1]];
2943         } else if (strncmp(data, "status: ", 8) == 0) {
2944             NSString *string = [NSString stringWithUTF8String:(data + 8)];
2945             [delegate_ setProgressTitle:string];
2946         } else if (pmstatus_r(data, size)) {
2947             std::string type([pmstatus_r[1] UTF8String]);
2948             NSString *id = pmstatus_r[2];
2949
2950             float percent([pmstatus_r[3] floatValue]);
2951             [delegate_ setProgressPercent:(percent / 100)];
2952
2953             NSString *string = pmstatus_r[4];
2954
2955             if (type == "pmerror")
2956                 [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
2957                     withObject:[NSArray arrayWithObjects:string, id, nil]
2958                     waitUntilDone:YES
2959                 ];
2960             else if (type == "pmstatus") {
2961                 [delegate_ setProgressTitle:string];
2962             } else if (type == "pmconffile")
2963                 [delegate_ setConfigurationData:string];
2964             else _assert(false);
2965         } else _assert(false);
2966     }
2967
2968     _assert(false);
2969 }
2970
2971 - (void) _readOutput:(NSNumber *)fd { _pooled
2972     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2973     std::istream is(&ib);
2974     std::string line;
2975
2976     while (std::getline(is, line)) {
2977         lprintf("O:%s\n", line.c_str());
2978         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
2979     }
2980
2981     _assert(false);
2982 }
2983
2984 - (FILE *) input {
2985     return input_;
2986 }
2987
2988 - (Package *) packageWithName:(NSString *)name {
2989 @synchronized ([Database class]) {
2990     if (static_cast<pkgDepCache *>(cache_) == NULL)
2991         return nil;
2992     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
2993     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
2994 } }
2995
2996 - (Database *) init {
2997     if ((self = [super init]) != nil) {
2998         policy_ = NULL;
2999         records_ = NULL;
3000         resolver_ = NULL;
3001         fetcher_ = NULL;
3002         lock_ = NULL;
3003
3004         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3005         apr_pool_create(&pool_, NULL);
3006
3007         packages_ = [[NSMutableArray alloc] init];
3008
3009         int fds[2];
3010
3011         _assert(pipe(fds) != -1);
3012         cydiafd_ = fds[1];
3013
3014         _config->Set("APT::Keep-Fds::", cydiafd_);
3015         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3016
3017         [NSThread
3018             detachNewThreadSelector:@selector(_readCydia:)
3019             toTarget:self
3020             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3021         ];
3022
3023         _assert(pipe(fds) != -1);
3024         statusfd_ = fds[1];
3025
3026         [NSThread
3027             detachNewThreadSelector:@selector(_readStatus:)
3028             toTarget:self
3029             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3030         ];
3031
3032         _assert(pipe(fds) != -1);
3033         _assert(dup2(fds[0], 0) != -1);
3034         _assert(close(fds[0]) != -1);
3035
3036         input_ = fdopen(fds[1], "a");
3037
3038         _assert(pipe(fds) != -1);
3039         _assert(dup2(fds[1], 1) != -1);
3040         _assert(close(fds[1]) != -1);
3041
3042         [NSThread
3043             detachNewThreadSelector:@selector(_readOutput:)
3044             toTarget:self
3045             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3046         ];
3047     } return self;
3048 }
3049
3050 - (pkgCacheFile &) cache {
3051     return cache_;
3052 }
3053
3054 - (pkgDepCache::Policy *) policy {
3055     return policy_;
3056 }
3057
3058 - (pkgRecords *) records {
3059     return records_;
3060 }
3061
3062 - (pkgProblemResolver *) resolver {
3063     return resolver_;
3064 }
3065
3066 - (pkgAcquire &) fetcher {
3067     return *fetcher_;
3068 }
3069
3070 - (pkgSourceList &) list {
3071     return *list_;
3072 }
3073
3074 - (NSArray *) packages {
3075     return packages_;
3076 }
3077
3078 - (NSArray *) sources {
3079     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3080     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3081         [sources addObject:i->second];
3082     return sources;
3083 }
3084
3085 - (NSArray *) issues {
3086     if (cache_->BrokenCount() == 0)
3087         return nil;
3088
3089     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3090
3091     for (Package *package in packages_) {
3092         if (![package broken])
3093             continue;
3094         pkgCache::PkgIterator pkg([package iterator]);
3095
3096         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3097         [entry addObject:[package name]];
3098         [issues addObject:entry];
3099
3100         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3101         if (ver.end())
3102             continue;
3103
3104         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3105             pkgCache::DepIterator start;
3106             pkgCache::DepIterator end;
3107             dep.GlobOr(start, end); // ++dep
3108
3109             if (!cache_->IsImportantDep(end))
3110                 continue;
3111             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3112                 continue;
3113
3114             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3115             [entry addObject:failure];
3116             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3117
3118             Package *package([self packageWithName:[NSString stringWithUTF8String:start.TargetPkg().Name()]]);
3119             [failure addObject:[package name]];
3120
3121             pkgCache::PkgIterator target(start.TargetPkg());
3122             if (target->ProvidesList != 0)
3123                 [failure addObject:@"?"];
3124             else {
3125                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3126                 if (!ver.end())
3127                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3128                 else if (!cache_[target].CandidateVerIter(cache_).end())
3129                     [failure addObject:@"-"];
3130                 else if (target->ProvidesList == 0)
3131                     [failure addObject:@"!"];
3132                 else
3133                     [failure addObject:@"%"];
3134             }
3135
3136             _forever {
3137                 if (start.TargetVer() != 0)
3138                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3139                 if (start == end)
3140                     break;
3141                 ++start;
3142             }
3143         }
3144     }
3145
3146     return issues;
3147 }
3148
3149 - (void) reloadData { _pooled
3150 @synchronized ([Database class]) {
3151
3152     @synchronized (self) {
3153         ++era_;
3154     }
3155
3156     [packages_ removeAllObjects];
3157     sources_.clear();
3158
3159     _error->Discard();
3160
3161     delete list_;
3162     list_ = NULL;
3163     manager_ = NULL;
3164     delete lock_;
3165     lock_ = NULL;
3166     delete fetcher_;
3167     fetcher_ = NULL;
3168     delete resolver_;
3169     resolver_ = NULL;
3170     delete records_;
3171     records_ = NULL;
3172     delete policy_;
3173     policy_ = NULL;
3174
3175     if (now_ != nil) {
3176         [now_ release];
3177         now_ = nil;
3178     }
3179
3180     cache_.Close();
3181
3182     apr_pool_clear(pool_);
3183     NSRecycleZone(zone_);
3184
3185     int chk(creat("/tmp/cydia.chk", 0644));
3186     if (chk != -1)
3187         close(chk);
3188
3189     _trace();
3190     if (!cache_.Open(progress_, true)) {
3191         std::string error;
3192         if (!_error->PopMessage(error))
3193             _assert(false);
3194         _error->Discard();
3195         lprintf("cache_.Open():[%s]\n", error.c_str());
3196
3197         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3198             [delegate_ repairWithSelector:@selector(configure)];
3199         else if (error == "The package lists or status file could not be parsed or opened.")
3200             [delegate_ repairWithSelector:@selector(update)];
3201         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3202         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3203         // else if (error == "The list of sources could not be read.")
3204         else _assert(false);
3205
3206         return;
3207     }
3208     _trace();
3209
3210     unlink("/tmp/cydia.chk");
3211
3212     now_ = [[NSDate date] retain];
3213
3214     policy_ = new pkgDepCache::Policy();
3215     records_ = new pkgRecords(cache_);
3216     resolver_ = new pkgProblemResolver(cache_);
3217     fetcher_ = new pkgAcquire(&status_);
3218     lock_ = NULL;
3219
3220     list_ = new pkgSourceList();
3221     _assert(list_->ReadMainList());
3222
3223     _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
3224     _assert(pkgApplyStatus(cache_));
3225
3226     if (cache_->BrokenCount() != 0) {
3227         _assert(pkgFixBroken(cache_));
3228         _assert(cache_->BrokenCount() == 0);
3229         _assert(pkgMinimizeUpgrade(cache_));
3230     }
3231
3232     _trace();
3233
3234     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3235         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3236         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3237             // XXX: this could be more intelligent
3238             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3239                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3240                 if (!cached.end())
3241                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3242             }
3243     }
3244
3245     _trace();
3246
3247     {
3248         /*std::vector<Package *> packages;
3249         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3250         [packages_ release];
3251         packages_ = nil;*/
3252
3253         _trace();
3254
3255         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3256             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3257                 //packages.push_back(package);
3258                 [packages_ addObject:package];
3259
3260         _trace();
3261
3262         /*if (packages.empty())
3263             packages_ = [[NSArray alloc] init];
3264         else
3265             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3266         _trace();*/
3267
3268         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3269         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3270         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3271
3272         /*_trace();
3273         PrintTimes();
3274         _trace();*/
3275
3276         _trace();
3277
3278         /*if (!packages.empty())
3279             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3280         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3281
3282         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3283
3284         CFArrayInsertionSortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3285
3286         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3287
3288         _trace();
3289     }
3290 } }
3291
3292 - (void) configure {
3293     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3294     system([dpkg UTF8String]);
3295 }
3296
3297 - (void) clean {
3298     if (lock_ != NULL)
3299         return;
3300
3301     FileFd Lock;
3302     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3303     _assert(!_error->PendingError());
3304
3305     pkgAcquire fetcher;
3306     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3307
3308     class LogCleaner :
3309         public pkgArchiveCleaner
3310     {
3311       protected:
3312         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3313             unlink(File);
3314         }
3315     } cleaner;
3316
3317     if (!cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)) {
3318         std::string error;
3319         while (_error->PopMessage(error))
3320             lprintf("ArchiveCleaner: %s\n", error.c_str());
3321     }
3322 }
3323
3324 - (void) prepare {
3325     pkgRecords records(cache_);
3326
3327     lock_ = new FileFd();
3328     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3329     _assert(!_error->PendingError());
3330
3331     pkgSourceList list;
3332     // XXX: explain this with an error message
3333     _assert(list.ReadMainList());
3334
3335     manager_ = (_system->CreatePM(cache_));
3336     _assert(manager_->GetArchives(fetcher_, &list, &records));
3337     _assert(!_error->PendingError());
3338 }
3339
3340 - (void) perform {
3341     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3342         pkgSourceList list;
3343         _assert(list.ReadMainList());
3344         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3345             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3346     }
3347
3348     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3349         _trace();
3350         return;
3351     }
3352
3353     bool failed = false;
3354     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3355         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3356             continue;
3357         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3358             continue;
3359
3360         std::string uri = (*item)->DescURI();
3361         std::string error = (*item)->ErrorText;
3362
3363         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3364         failed = true;
3365
3366         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
3367             withObject:[NSArray arrayWithObjects:
3368                 [NSString stringWithUTF8String:error.c_str()],
3369             nil]
3370             waitUntilDone:YES
3371         ];
3372     }
3373
3374     if (failed) {
3375         _trace();
3376         return;
3377     }
3378
3379     _system->UnLock();
3380     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3381
3382     if (_error->PendingError()) {
3383         _trace();
3384         return;
3385     }
3386
3387     if (result == pkgPackageManager::Failed) {
3388         _trace();
3389         return;
3390     }
3391
3392     if (result != pkgPackageManager::Completed) {
3393         _trace();
3394         return;
3395     }
3396
3397     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3398         pkgSourceList list;
3399         _assert(list.ReadMainList());
3400         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3401             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3402     }
3403
3404     if (![before isEqualToArray:after])
3405         [self update];
3406 }
3407
3408 - (void) upgrade {
3409     _assert(pkgDistUpgrade(cache_));
3410 }
3411
3412 - (void) update {
3413     [self updateWithStatus:status_];
3414 }
3415
3416 - (NSString *) updateWithStatus:(Status &)status {
3417     pkgSourceList list;
3418     _assert(list.ReadMainList());
3419
3420     FileFd lock;
3421     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3422
3423     if (_error->PendingError()) {
3424         std::string error;
3425         if (!_error->PopMessage(error))
3426             _assert(false);
3427         _error->Discard();
3428         return [NSString stringWithUTF8String:error.c_str()];
3429     }
3430
3431     pkgAcquire fetcher(&status);
3432     _assert(list.GetIndexes(&fetcher));
3433
3434     if (fetcher.Run(PulseInterval_) != pkgAcquire::Failed) {
3435         bool failed = false;
3436         for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
3437             if ((*item)->Status != pkgAcquire::Item::StatDone) {
3438                 (*item)->Finished();
3439                 failed = true;
3440             }
3441
3442         if (!failed && _config->FindB("APT::Get::List-Cleanup", true) == true) {
3443             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists")));
3444             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/"));
3445         }
3446
3447         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3448         Changed_ = true;
3449     }
3450
3451     return nil;
3452 }
3453
3454 - (void) setDelegate:(id)delegate {
3455     delegate_ = delegate;
3456     status_.setDelegate(delegate);
3457     progress_.setDelegate(delegate);
3458 }
3459
3460 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3461     SourceMap::const_iterator i(sources_.find(file->ID));
3462     return i == sources_.end() ? nil : i->second;
3463 }
3464
3465 @end
3466 /* }}} */
3467
3468 /* PopUp Windows {{{ */
3469 @interface PopUpView : UIView {
3470     _transient id delegate_;
3471     UITransitionView *transition_;
3472     UIView *overlay_;
3473 }
3474
3475 - (void) cancel;
3476 - (id) initWithView:(UIView *)view delegate:(id)delegate;
3477
3478 @end
3479
3480 @implementation PopUpView
3481
3482 - (void) dealloc {
3483     [transition_ setDelegate:nil];
3484     [transition_ release];
3485     [overlay_ release];
3486     [super dealloc];
3487 }
3488
3489 - (void) cancel {
3490     [transition_ transition:UITransitionPushFromTop toView:nil];
3491 }
3492
3493 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
3494     if (from != nil && to == nil)
3495         [self removeFromSuperview];
3496 }
3497
3498 - (id) initWithView:(UIView *)view delegate:(id)delegate {
3499     if ((self = [super initWithFrame:[view bounds]]) != nil) {
3500         delegate_ = delegate;
3501
3502         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
3503         [self addSubview:transition_];
3504
3505         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
3506
3507         [view addSubview:self];
3508
3509         [transition_ setDelegate:self];
3510
3511         UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
3512         [transition_ transition:UITransitionNone toView:blank];
3513         [transition_ transition:UITransitionPushFromBottom toView:overlay_];
3514     } return self;
3515 }
3516
3517 @end
3518 /* }}} */
3519
3520 /* Confirmation View {{{ */
3521 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3522     if (!iterator.end())
3523         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3524             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3525                 continue;
3526             pkgCache::PkgIterator package(dep.TargetPkg());
3527             if (package.end())
3528                 continue;
3529             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3530                 return true;
3531         }
3532
3533     return false;
3534 }
3535
3536 /* Web Scripting {{{ */
3537 @interface CydiaObject : NSObject {
3538     id indirect_;
3539 }
3540
3541 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3542 @end
3543
3544 @implementation CydiaObject
3545
3546 - (void) dealloc {
3547     [indirect_ release];
3548     [super dealloc];
3549 }
3550
3551 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3552     if ((self = [super init]) != nil) {
3553         indirect_ = [indirect retain];
3554     } return self;
3555 }
3556
3557 + (NSArray *) _attributeKeys {
3558     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3559 }
3560
3561 - (NSArray *) attributeKeys {
3562     return [[self class] _attributeKeys];
3563 }
3564
3565 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3566     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3567 }
3568
3569 - (NSString *) device {
3570     return [[UIDevice currentDevice] uniqueIdentifier];
3571 }
3572
3573 #if 0 // XXX: implement!
3574 - (NSString *) mac {
3575     if (![indirect_ promptForSensitive:@"Mac Address"])
3576         return nil;
3577 }
3578
3579 - (NSString *) serial {
3580     if (![indirect_ promptForSensitive:@"Serial #"])
3581         return nil;
3582 }
3583
3584 - (NSString *) firewire {
3585     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3586         return nil;
3587 }
3588
3589 - (NSString *) imei {
3590     if (![indirect_ promptForSensitive:@"IMEI"])
3591         return nil;
3592 }
3593 #endif
3594
3595 + (NSString *) webScriptNameForSelector:(SEL)selector {
3596     if (selector == @selector(close))
3597         return @"close";
3598     else if (selector == @selector(getPackageById:))
3599         return @"getPackageById";
3600     else if (selector == @selector(setAutoPopup:))
3601         return @"setAutoPopup";
3602     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3603         return @"setButtonImage";
3604     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3605         return @"setButtonTitle";
3606     else if (selector == @selector(setFinishHook:))
3607         return @"setFinishHook";
3608     else if (selector == @selector(setPopupHook:))
3609         return @"setPopupHook";
3610     else if (selector == @selector(setSpecial:))
3611         return @"setSpecial";
3612     else if (selector == @selector(setViewportWidth:))
3613         return @"setViewportWidth";
3614     else if (selector == @selector(supports:))
3615         return @"supports";
3616     else if (selector == @selector(stringWithFormat:arguments:))
3617         return @"format";
3618     else if (selector == @selector(localizedStringForKey:value:table:))
3619         return @"localize";
3620     else if (selector == @selector(du:))
3621         return @"du";
3622     else if (selector == @selector(statfs:))
3623         return @"statfs";
3624     else
3625         return nil;
3626 }
3627
3628 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3629     return [self webScriptNameForSelector:selector] == nil;
3630 }
3631
3632 - (BOOL) supports:(NSString *)feature {
3633     return [feature isEqualToString:@"window.open"];
3634 }
3635
3636 - (Package *) getPackageById:(NSString *)id {
3637     return [[Database sharedInstance] packageWithName:id];
3638 }
3639
3640 - (NSArray *) statfs:(NSString *)path {
3641     struct statfs stat;
3642
3643     if (path == nil || statfs([path UTF8String], &stat) == -1)
3644         return nil;
3645
3646     return [NSArray arrayWithObjects:
3647         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3648         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3649         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3650     nil];
3651 }
3652
3653 - (NSNumber *) du:(NSString *)path {
3654     NSNumber *value(nil);
3655
3656     int fds[2];
3657     _assert(pipe(fds) != -1);
3658
3659     pid_t pid(ExecFork());
3660     if (pid == 0) {
3661         _assert(dup2(fds[1], 1) != -1);
3662         _assert(close(fds[0]) != -1);
3663         _assert(close(fds[1]) != -1);
3664         /* XXX: this should probably not use du */
3665         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3666         exit(1);
3667         _assert(false);
3668     }
3669
3670     _assert(close(fds[1]) != -1);
3671
3672     if (FILE *du = fdopen(fds[0], "r")) {
3673         char line[1024];
3674         while (fgets(line, sizeof(line), du) != NULL) {
3675             size_t length(strlen(line));
3676             while (length != 0 && line[length - 1] == '\n')
3677                 line[--length] = '\0';
3678             if (char *tab = strchr(line, '\t')) {
3679                 *tab = '\0';
3680                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3681             }
3682         }
3683
3684         fclose(du);
3685     } else _assert(close(fds[0]));
3686
3687     int status;
3688   wait:
3689     if (waitpid(pid, &status, 0) == -1)
3690         if (errno == EINTR)
3691             goto wait;
3692         else _assert(false);
3693
3694     return value;
3695 }
3696
3697 - (void) close {
3698     [indirect_ close];
3699 }
3700
3701 - (void) setAutoPopup:(BOOL)popup {
3702     [indirect_ setAutoPopup:popup];
3703 }
3704
3705 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3706     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3707 }
3708
3709 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3710     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3711 }
3712
3713 - (void) setSpecial:(id)function {
3714     [indirect_ setSpecial:function];
3715 }
3716
3717 - (void) setFinishHook:(id)function {
3718     [indirect_ setFinishHook:function];
3719 }
3720
3721 - (void) setPopupHook:(id)function {
3722     [indirect_ setPopupHook:function];
3723 }
3724
3725 - (void) setViewportWidth:(float)width {
3726     [indirect_ setViewportWidth:width];
3727 }
3728
3729 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3730     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3731     unsigned count([arguments count]);
3732     id values[count];
3733     for (unsigned i(0); i != count; ++i)
3734         values[i] = [arguments objectAtIndex:i];
3735     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3736 }
3737
3738 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3739     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3740         value = nil;
3741     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3742         table = nil;
3743     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3744 }
3745
3746 @end
3747 /* }}} */
3748
3749 @interface CydiaBrowserView : BrowserView {
3750     CydiaObject *cydia_;
3751 }
3752
3753 @end
3754
3755 @implementation CydiaBrowserView
3756
3757 - (void) dealloc {
3758     [cydia_ release];
3759     [super dealloc];
3760 }
3761
3762 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3763     [super webView:sender didClearWindowObject:window forFrame:frame];
3764     [window setValue:cydia_ forKey:@"cydia"];
3765 }
3766
3767 - (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)source {
3768     NSMutableURLRequest *copy = [request mutableCopy];
3769
3770     if (Machine_ != NULL)
3771         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3772     if (UniqueID_ != nil)
3773         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
3774
3775     if (Role_ != nil)
3776         [copy setValue:Role_ forHTTPHeaderField:@"X-Role"];
3777
3778     return copy;
3779 }
3780
3781 - (id) initWithBook:(RVBook *)book forWidth:(float)width {
3782     if ((self = [super initWithBook:book forWidth:width ofClass:[CydiaBrowserView class]]) != nil) {
3783         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
3784
3785         WebView *webview([webview_ webView]);
3786
3787         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
3788         NSString *application = package == nil ? @"Cydia" : [NSString
3789             stringWithFormat:@"Cydia/%@",
3790             [package installed]
3791         ];
3792
3793         if (Product_ != nil)
3794             application = [NSString stringWithFormat:@"%@ Version/%@", application, Product_];
3795         if (Build_ != nil)
3796             application = [NSString stringWithFormat:@"%@ Mobile/%@", application, Build_];
3797         if (Safari_ != nil)
3798             application = [NSString stringWithFormat:@"%@ Safari/%@", application, Safari_];
3799
3800         [webview setApplicationNameForUserAgent:application];
3801     } return self;
3802 }
3803
3804 @end
3805
3806 @protocol ConfirmationViewDelegate
3807 - (void) cancel;
3808 - (void) confirm;
3809 - (void) queue;
3810 @end
3811
3812 @interface ConfirmationView : CydiaBrowserView {
3813     _transient Database *database_;
3814     UIActionSheet *essential_;
3815     NSArray *changes_;
3816     NSArray *issues_;
3817     NSArray *sizes_;
3818     BOOL substrate_;
3819 }
3820
3821 - (id) initWithBook:(RVBook *)book database:(Database *)database;
3822
3823 @end
3824
3825 @implementation ConfirmationView
3826
3827 - (void) dealloc {
3828     [changes_ release];
3829     if (issues_ != nil)
3830         [issues_ release];
3831     [sizes_ release];
3832     if (essential_ != nil)
3833         [essential_ release];
3834     [super dealloc];
3835 }
3836
3837 - (void) cancel {
3838     [delegate_ cancel];
3839     [book_ popFromSuperviewAnimated:YES];
3840 }
3841
3842 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
3843     NSString *context([sheet context]);
3844
3845     if ([context isEqualToString:@"remove"]) {
3846         switch (button) {
3847             case 1:
3848                 [self cancel];
3849                 break;
3850             case 2:
3851                 if (substrate_)
3852                     Finish_ = 2;
3853                 [delegate_ confirm];
3854                 break;
3855             default:
3856                 _assert(false);
3857         }
3858
3859         [sheet dismiss];
3860     } else if ([context isEqualToString:@"unable"]) {
3861         [self cancel];
3862         [sheet dismiss];
3863     } else
3864         [super alertSheet:sheet buttonClicked:button];
3865 }
3866
3867 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3868     [super webView:sender didClearWindowObject:window forFrame:frame];
3869     [window setValue:changes_ forKey:@"changes"];
3870     [window setValue:issues_ forKey:@"issues"];
3871     [window setValue:sizes_ forKey:@"sizes"];
3872 }
3873
3874 - (id) initWithBook:(RVBook *)book database:(Database *)database {
3875     if ((self = [super initWithBook:book]) != nil) {
3876         database_ = database;
3877
3878         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
3879         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
3880         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
3881         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
3882         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
3883
3884         bool remove(false);
3885
3886         pkgDepCache::Policy *policy([database_ policy]);
3887
3888         pkgCacheFile &cache([database_ cache]);
3889         NSArray *packages = [database_ packages];
3890         for (Package *package in packages) {
3891             pkgCache::PkgIterator iterator = [package iterator];
3892             pkgDepCache::StateCache &state(cache[iterator]);
3893
3894             NSString *name([package name]);
3895
3896             if (state.NewInstall())
3897                 [installing addObject:name];
3898             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
3899                 [reinstalling addObject:name];
3900             else if (state.Upgrade())
3901                 [upgrading addObject:name];
3902             else if (state.Downgrade())
3903                 [downgrading addObject:name];
3904             else if (state.Delete()) {
3905                 if ([package essential])
3906                     remove = true;
3907                 [removing addObject:name];
3908             } else continue;
3909
3910             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
3911             substrate_ |= DepSubstrate(iterator.CurrentVer());
3912         }
3913
3914         if (!remove)
3915             essential_ = nil;
3916         else if (Advanced_ || true) {
3917             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
3918
3919             essential_ = [[UIActionSheet alloc]
3920                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
3921                 buttons:[NSArray arrayWithObjects:
3922                     [NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")],
3923                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
3924                 nil]
3925                 defaultButtonIndex:0
3926                 delegate:self
3927                 context:@"remove"
3928             ];
3929
3930 #ifndef __OBJC2__
3931             [essential_ setDestructiveButton:[[essential_ buttons] objectAtIndex:0]];
3932 #endif
3933             [essential_ setBodyText:UCLocalize("REMOVING_ESSENTIALS_EX")];
3934         } else {
3935             essential_ = [[UIActionSheet alloc]
3936                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
3937                 buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
3938                 defaultButtonIndex:0
3939                 delegate:self
3940                 context:@"unable"
3941             ];
3942
3943             [essential_ setBodyText:UCLocalize("UNABLE_TO_COMPLY_EX")];
3944         }
3945
3946         changes_ = [[NSArray alloc] initWithObjects:
3947             installing,
3948             reinstalling,
3949             upgrading,
3950             downgrading,
3951             removing,
3952         nil];
3953
3954         issues_ = [database_ issues];
3955         if (issues_ != nil)
3956             issues_ = [issues_ retain];
3957
3958         sizes_ = [[NSArray alloc] initWithObjects:
3959             SizeString([database_ fetcher].FetchNeeded()),
3960             SizeString([database_ fetcher].PartialPresent()),
3961             SizeString([database_ cache]->UsrSize()),
3962         nil];
3963
3964         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
3965     } return self;
3966 }
3967
3968 - (NSString *) backButtonTitle {
3969     return UCLocalize("CONFIRM");
3970 }
3971
3972 - (NSString *) leftButtonTitle {
3973     return [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")];
3974 }
3975
3976 - (id) rightButtonTitle {
3977     return issues_ != nil ? nil : [super rightButtonTitle];
3978 }
3979
3980 - (id) _rightButtonTitle {
3981 #if AlwaysReload || IgnoreInstall
3982     return [super _rightButtonTitle];
3983 #else
3984     return UCLocalize("CONFIRM");
3985 #endif
3986 }
3987
3988 - (void) _leftButtonClicked {
3989     [self cancel];
3990 }
3991
3992 #if !AlwaysReload
3993 - (void) _rightButtonClicked {
3994 #if IgnoreInstall
3995     return [super _rightButtonClicked];
3996 #endif
3997     if (essential_ != nil)
3998         [essential_ popupAlertAnimated:YES];
3999     else {
4000         if (substrate_)
4001             Finish_ = 2;
4002         [delegate_ confirm];
4003     }
4004 }
4005 #endif
4006
4007 @end
4008 /* }}} */
4009
4010 /* Progress Data {{{ */
4011 @interface ProgressData : NSObject {
4012     SEL selector_;
4013     id target_;
4014     id object_;
4015 }
4016
4017 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4018
4019 - (SEL) selector;
4020 - (id) target;
4021 - (id) object;
4022 @end
4023
4024 @implementation ProgressData
4025
4026 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4027     if ((self = [super init]) != nil) {
4028         selector_ = selector;
4029         target_ = target;
4030         object_ = object;
4031     } return self;
4032 }
4033
4034 - (SEL) selector {
4035     return selector_;
4036 }
4037
4038 - (id) target {
4039     return target_;
4040 }
4041
4042 - (id) object {
4043     return object_;
4044 }
4045
4046 @end
4047 /* }}} */
4048 /* Progress View {{{ */
4049 @interface ProgressView : UIView <
4050     ConfigurationDelegate,
4051     ProgressDelegate
4052 > {
4053     _transient Database *database_;
4054     UIView *view_;
4055     UIView *background_;
4056     UITransitionView *transition_;
4057     UIView *overlay_;
4058     UINavigationBar *navbar_;
4059     UIProgressBar *progress_;
4060     UITextView *output_;
4061     UITextLabel *status_;
4062     UIPushButton *close_;
4063     id delegate_;
4064     BOOL running_;
4065     SHA1SumValue springlist_;
4066     SHA1SumValue notifyconf_;
4067     SHA1SumValue sandplate_;
4068 }
4069
4070 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
4071
4072 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
4073 - (void) setContentView:(UIView *)view;
4074 - (void) resetView;
4075
4076 - (void) _retachThread;
4077 - (void) _detachNewThreadData:(ProgressData *)data;
4078 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4079
4080 - (BOOL) isRunning;
4081
4082 @end
4083
4084 @protocol ProgressViewDelegate
4085 - (void) progressViewIsComplete:(ProgressView *)sender;
4086 @end
4087
4088 @implementation ProgressView
4089
4090 - (void) dealloc {
4091     [transition_ setDelegate:nil];
4092     [navbar_ setDelegate:nil];
4093
4094     [view_ release];
4095     if (background_ != nil)
4096         [background_ release];
4097     [transition_ release];
4098     [overlay_ release];
4099     [navbar_ release];
4100     [progress_ release];
4101     [output_ release];
4102     [status_ release];
4103     [close_ release];
4104     [super dealloc];
4105 }
4106
4107 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
4108     if (bootstrap_ && from == overlay_ && to == view_)
4109         exit(0);
4110 }
4111
4112 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
4113     if ((self = [super initWithFrame:frame]) != nil) {
4114         database_ = database;
4115         delegate_ = delegate;
4116
4117         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
4118         [transition_ setDelegate:self];
4119
4120         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
4121
4122         if (bootstrap_)
4123             [overlay_ setBackgroundColor:[UIColor blackColor]];
4124         else {
4125             background_ = [[UIView alloc] initWithFrame:[self bounds]];
4126             [background_ setBackgroundColor:[UIColor blackColor]];
4127             [self addSubview:background_];
4128         }
4129
4130         [self addSubview:transition_];
4131
4132         CGSize navsize = [UINavigationBar defaultSize];
4133         CGRect navrect = {{0, 0}, navsize};
4134
4135         navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
4136         [overlay_ addSubview:navbar_];
4137
4138         [navbar_ setBarStyle:1];
4139         [navbar_ setDelegate:self];
4140
4141         UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
4142         [navbar_ pushNavigationItem:navitem];
4143
4144         CGRect bounds = [overlay_ bounds];
4145         CGSize prgsize = [UIProgressBar defaultSize];
4146
4147         CGRect prgrect = {{
4148             (bounds.size.width - prgsize.width) / 2,
4149             bounds.size.height - prgsize.height - 20
4150         }, prgsize};
4151
4152         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
4153         [progress_ setStyle:0];
4154
4155         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
4156             10,
4157             bounds.size.height - prgsize.height - 50,
4158             bounds.size.width - 20,
4159             24
4160         )];
4161
4162         [status_ setColor:[UIColor whiteColor]];
4163         [status_ setBackgroundColor:[UIColor clearColor]];
4164
4165         [status_ setCentersHorizontally:YES];
4166         //[status_ setFont:font];
4167         _trace();
4168
4169         output_ = [[UITextView alloc] initWithFrame:CGRectMake(
4170             10,
4171             navrect.size.height + 20,
4172             bounds.size.width - 20,
4173             bounds.size.height - navsize.height - 62 - navrect.size.height
4174         )];
4175         _trace();
4176
4177         //[output_ setTextFont:@"Courier New"];
4178         [output_ setTextSize:12];
4179
4180         [output_ setTextColor:[UIColor whiteColor]];
4181         [output_ setBackgroundColor:[UIColor clearColor]];
4182
4183         [output_ setMarginTop:0];
4184         [output_ setAllowsRubberBanding:YES];
4185         [output_ setEditable:NO];
4186
4187         [overlay_ addSubview:output_];
4188
4189         close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
4190             10,
4191             bounds.size.height - prgsize.height - 50,
4192             bounds.size.width - 20,
4193             32 + prgsize.height
4194         )];
4195
4196         [close_ setAutosizesToFit:NO];
4197         [close_ setDrawsShadow:YES];
4198         [close_ setStretchBackground:YES];
4199         [close_ setEnabled:YES];
4200
4201         UIFont *bold = [UIFont boldSystemFontOfSize:22];
4202         [close_ setTitleFont:bold];
4203
4204         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:kUIControlEventMouseUpInside];
4205         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4206         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4207     } return self;
4208 }
4209
4210 - (void) setContentView:(UIView *)view {
4211     view_ = [view retain];
4212 }
4213
4214 - (void) resetView {
4215     [transition_ transition:6 toView:view_];
4216 }
4217
4218 - (void) _checkError {
4219     if (_error->PendingError()) {
4220         std::string error;
4221         if (!_error->PopMessage(error))
4222             _assert(false);
4223
4224         UIActionSheet *sheet = [[[UIActionSheet alloc]
4225             initWithTitle:UCLocalize("ERROR")
4226             buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4227             defaultButtonIndex:0
4228             delegate:self
4229             context:@"_error"
4230         ] autorelease];
4231
4232         [sheet setBodyText:[NSString stringWithUTF8String:error.c_str()]];
4233         [sheet popupAlertAnimated:YES];
4234
4235         return;
4236     }
4237
4238     [delegate_ progressViewIsComplete:self];
4239
4240     if (Finish_ < 4) {
4241         FileFd file;
4242         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4243             _error->Discard();
4244         else {
4245             MMap mmap(file, MMap::ReadOnly);
4246             SHA1Summation sha1;
4247             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4248             if (!(notifyconf_ == sha1.Result()))
4249                 Finish_ = 4;
4250         }
4251     }
4252
4253     if (Finish_ < 3) {
4254         FileFd file;
4255         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4256             _error->Discard();
4257         else {
4258             MMap mmap(file, MMap::ReadOnly);
4259             SHA1Summation sha1;
4260             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4261             if (!(springlist_ == sha1.Result()))
4262                 Finish_ = 3;
4263         }
4264     }
4265
4266     switch (Finish_) {
4267         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break;
4268         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4269         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4270         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4271         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4272     }
4273
4274 #define Cache_ "/User/Library/Caches/com.apple.mobile.installation.plist"
4275
4276     if (NSMutableDictionary *cache = [[NSMutableDictionary alloc] initWithContentsOfFile:@ Cache_]) {
4277         [cache autorelease];
4278
4279         NSFileManager *manager = [NSFileManager defaultManager];
4280         NSError *error = nil;
4281
4282         id system = [cache objectForKey:@"System"];
4283         if (system == nil)
4284             goto error;
4285
4286         struct stat info;
4287         if (stat(Cache_, &info) == -1)
4288             goto error;
4289
4290         [system removeAllObjects];
4291
4292         if (NSArray *apps = [manager contentsOfDirectoryAtPath:@"/Applications" error:&error]) {
4293             for (NSString *app in apps)
4294                 if ([app hasSuffix:@".app"]) {
4295                     NSString *path = [@"/Applications" stringByAppendingPathComponent:app];
4296                     NSString *plist = [path stringByAppendingPathComponent:@"Info.plist"];
4297                     if (NSMutableDictionary *info = [[NSMutableDictionary alloc] initWithContentsOfFile:plist]) {
4298                         [info autorelease];
4299                         if ([info objectForKey:@"CFBundleIdentifier"] != nil) {
4300                             [info setObject:path forKey:@"Path"];
4301                             [info setObject:@"System" forKey:@"ApplicationType"];
4302                             [system addInfoDictionary:info];
4303                         }
4304                     }
4305                 }
4306         } else goto error;
4307
4308         [cache writeToFile:@Cache_ atomically:YES];
4309
4310         if (chown(Cache_, info.st_uid, info.st_gid) == -1)
4311             goto error;
4312         if (chmod(Cache_, info.st_mode) == -1)
4313             goto error;
4314
4315         if (false) error:
4316             lprintf("%s\n", error == nil ? strerror(errno) : [[error localizedDescription] UTF8String]);
4317     }
4318
4319     notify_post("com.apple.mobile.application_installed");
4320
4321     [delegate_ setStatusBarShowsProgress:NO];
4322 }
4323
4324 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4325     NSString *context([sheet context]);
4326
4327     if ([context isEqualToString:@"error"])
4328         [sheet dismiss];
4329     else if ([context isEqualToString:@"_error"]) {
4330         [sheet dismiss];
4331         [self _checkError];
4332     } else if ([context isEqualToString:@"conffile"]) {
4333         FILE *input = [database_ input];
4334
4335         switch (button) {
4336             case 1:
4337                 fprintf(input, "N\n");
4338                 fflush(input);
4339                 break;
4340             case 2:
4341                 fprintf(input, "Y\n");
4342                 fflush(input);
4343                 break;
4344             default:
4345                 _assert(false);
4346         }
4347
4348         [sheet dismiss];
4349     }
4350 }
4351
4352 - (void) closeButtonPushed {
4353     running_ = NO;
4354
4355     switch (Finish_) {
4356         case 0:
4357             [self resetView];
4358         break;
4359
4360         case 1:
4361             [delegate_ suspendWithAnimation:YES];
4362         break;
4363
4364         case 2:
4365             system("launchctl stop com.apple.SpringBoard");
4366         break;
4367
4368         case 3:
4369             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4370         break;
4371
4372         case 4:
4373             system("reboot");
4374         break;
4375     }
4376 }
4377
4378 - (void) _retachThread {
4379     UINavigationItem *item = [navbar_ topItem];
4380     [item setTitle:UCLocalize("COMPLETE")];
4381
4382     [overlay_ addSubview:close_];
4383     [progress_ removeFromSuperview];
4384     [status_ removeFromSuperview];
4385
4386     [self _checkError];
4387 }
4388
4389 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4390     [[data target] performSelector:[data selector] withObject:[data object]];
4391     [data release];
4392
4393     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4394 }
4395
4396 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4397     UINavigationItem *item = [navbar_ topItem];
4398     [item setTitle:title];
4399
4400     [status_ setText:nil];
4401     [output_ setText:@""];
4402     [progress_ setProgress:0];
4403
4404     [close_ removeFromSuperview];
4405     [overlay_ addSubview:progress_];
4406     [overlay_ addSubview:status_];
4407
4408     [delegate_ setStatusBarShowsProgress:YES];
4409     running_ = YES;
4410
4411     {
4412         FileFd file;
4413         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4414             _error->Discard();
4415         else {
4416             MMap mmap(file, MMap::ReadOnly);
4417             SHA1Summation sha1;
4418             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4419             notifyconf_ = sha1.Result();
4420         }
4421     }
4422
4423     {
4424         FileFd file;
4425         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4426             _error->Discard();
4427         else {
4428             MMap mmap(file, MMap::ReadOnly);
4429             SHA1Summation sha1;
4430             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4431             springlist_ = sha1.Result();
4432         }
4433     }
4434
4435     [transition_ transition:6 toView:overlay_];
4436
4437     [NSThread
4438         detachNewThreadSelector:@selector(_detachNewThreadData:)
4439         toTarget:self
4440         withObject:[[ProgressData alloc]
4441             initWithSelector:selector
4442             target:target
4443             object:object
4444         ]
4445     ];
4446 }
4447
4448 - (void) repairWithSelector:(SEL)selector {
4449     [self
4450         detachNewThreadSelector:selector
4451         toTarget:database_
4452         withObject:nil
4453         title:UCLocalize("REPAIRING")
4454     ];
4455 }
4456
4457 - (void) setConfigurationData:(NSString *)data {
4458     [self
4459         performSelectorOnMainThread:@selector(_setConfigurationData:)
4460         withObject:data
4461         waitUntilDone:YES
4462     ];
4463 }
4464
4465 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
4466     Package *package = id == nil ? nil : [database_ packageWithName:id];
4467
4468     UIActionSheet *sheet = [[[UIActionSheet alloc]
4469         initWithTitle:(package == nil ? id : [package name])
4470         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4471         defaultButtonIndex:0
4472         delegate:self
4473         context:@"error"
4474     ] autorelease];
4475
4476     [sheet setBodyText:error];
4477     [sheet popupAlertAnimated:YES];
4478 }
4479
4480 - (void) setProgressTitle:(NSString *)title {
4481     [self
4482         performSelectorOnMainThread:@selector(_setProgressTitle:)
4483         withObject:title
4484         waitUntilDone:YES
4485     ];
4486 }
4487
4488 - (void) setProgressPercent:(float)percent {
4489     [self
4490         performSelectorOnMainThread:@selector(_setProgressPercent:)
4491         withObject:[NSNumber numberWithFloat:percent]
4492         waitUntilDone:YES
4493     ];
4494 }
4495
4496 - (void) startProgress {
4497 }
4498
4499 - (void) addProgressOutput:(NSString *)output {
4500     [self
4501         performSelectorOnMainThread:@selector(_addProgressOutput:)
4502         withObject:output
4503         waitUntilDone:YES
4504     ];
4505 }
4506
4507 - (bool) isCancelling:(size_t)received {
4508     return false;
4509 }
4510
4511 - (void) _setConfigurationData:(NSString *)data {
4512     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4513
4514     _assert(conffile_r(data));
4515
4516     NSString *ofile = conffile_r[1];
4517     //NSString *nfile = conffile_r[2];
4518
4519     UIActionSheet *sheet = [[[UIActionSheet alloc]
4520         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4521         buttons:[NSArray arrayWithObjects:
4522             UCLocalize("KEEP_OLD_COPY"),
4523             UCLocalize("ACCEPT_NEW_COPY"),
4524             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4525         nil]
4526         defaultButtonIndex:0
4527         delegate:self
4528         context:@"conffile"
4529     ] autorelease];
4530
4531     [sheet setBodyText:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]];
4532     [sheet popupAlertAnimated:YES];
4533 }
4534
4535 - (void) _setProgressTitle:(NSString *)title {
4536     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4537     for (size_t i(0), e([words count]); i != e; ++i) {
4538         NSString *word([words objectAtIndex:i]);
4539         if (Package *package = [database_ packageWithName:word])
4540             [words replaceObjectAtIndex:i withObject:[package name]];
4541     }
4542
4543     [status_ setText:[words componentsJoinedByString:@" "]];
4544 }
4545
4546 - (void) _setProgressPercent:(NSNumber *)percent {
4547     [progress_ setProgress:[percent floatValue]];
4548 }
4549
4550 - (void) _addProgressOutput:(NSString *)output {
4551     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4552     CGSize size = [output_ contentSize];
4553     CGRect rect = {{0, size.height}, {size.width, 0}};
4554     [output_ scrollRectToVisible:rect animated:YES];
4555 }
4556
4557 - (BOOL) isRunning {
4558     return running_;
4559 }
4560
4561 @end
4562 /* }}} */
4563
4564 /* Package Cell {{{ */
4565 @interface PackageCell : UITableCell {
4566     UIImage *icon_;
4567     NSString *name_;
4568     NSString *description_;
4569     bool commercial_;
4570     NSString *source_;
4571     UIImage *badge_;
4572     bool cached_;
4573     Package *package_;
4574 #ifdef USE_BADGES
4575     UITextLabel *status_;
4576 #endif
4577 }
4578
4579 - (PackageCell *) init;
4580 - (void) setPackage:(Package *)package;
4581
4582 + (int) heightForPackage:(Package *)package;
4583
4584 @end
4585
4586 @implementation PackageCell
4587
4588 - (void) clearPackage {
4589     if (icon_ != nil) {
4590         [icon_ release];
4591         icon_ = nil;
4592     }
4593
4594     if (name_ != nil) {
4595         [name_ release];
4596         name_ = nil;
4597     }
4598
4599     if (description_ != nil) {
4600         [description_ release];
4601         description_ = nil;
4602     }
4603
4604     if (source_ != nil) {
4605         [source_ release];
4606         source_ = nil;
4607     }
4608
4609     if (badge_ != nil) {
4610         [badge_ release];
4611         badge_ = nil;
4612     }
4613
4614     [package_ release];
4615     package_ = nil;
4616 }
4617
4618 - (void) dealloc {
4619     [self clearPackage];
4620 #ifdef USE_BADGES
4621     [status_ release];
4622 #endif
4623     [super dealloc];
4624 }
4625
4626 - (PackageCell *) init {
4627     if ((self = [super init]) != nil) {
4628 #ifdef USE_BADGES
4629         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 68, 280, 20)];
4630         [status_ setBackgroundColor:[UIColor clearColor]];
4631         [status_ setFont:small];
4632 #endif
4633     } return self;
4634 }
4635
4636 - (void) setPackage:(Package *)package {
4637     [self clearPackage];
4638     [package parse];
4639
4640     Source *source = [package source];
4641
4642     icon_ = [[package icon] retain];
4643     name_ = [[package name] retain];
4644     description_ = [[package shortDescription] retain];
4645     commercial_ = [package isCommercial];
4646
4647     package_ = [package retain];
4648
4649     NSString *label = nil;
4650     bool trusted = false;
4651
4652     if (source != nil) {
4653         label = [source label];
4654         trusted = [source trusted];
4655     } else if ([[package id] isEqualToString:@"firmware"])
4656         label = UCLocalize("APPLE");
4657     else
4658         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4659
4660     NSString *from(label);
4661
4662     NSString *section = [package simpleSection];
4663     if (section != nil && ![section isEqualToString:label]) {
4664         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4665         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4666     }
4667
4668     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4669     source_ = [from retain];
4670
4671     if (NSString *purpose = [package primaryPurpose])
4672         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4673             badge_ = [badge_ retain];
4674
4675 #ifdef USE_BADGES
4676     if (NSString *mode = [package mode]) {
4677         [badge_ setImage:[UIImage applicationImageNamed:
4678             [mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"] ? @"removing.png" : @"installing.png"
4679         ]];
4680
4681         [status_ setText:[NSString stringWithFormat:UCLocalize("QUEUED_FOR"), UCLocalize(mode)]];
4682         [status_ setColor:[UIColor colorWithCGColor:Blueish_]];
4683     } else if ([package half]) {
4684         [badge_ setImage:[UIImage applicationImageNamed:@"damaged.png"]];
4685         [status_ setText:UCLocalize("PACKAGE_DAMAGED")];
4686         [status_ setColor:[UIColor redColor]];
4687     } else {
4688         [badge_ setImage:nil];
4689         [status_ setText:nil];
4690     }
4691 #endif
4692
4693     cached_ = false;
4694 }
4695
4696 - (void) drawRect:(CGRect)rect {
4697     if (!cached_) {
4698         UIColor *color;
4699
4700         if (NSString *mode = [package_ mode]) {
4701             bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4702             color = remove ? RemovingColor_ : InstallingColor_;
4703         } else
4704             color = [UIColor whiteColor];
4705
4706         [self setBackgroundColor:color];
4707         cached_ = true;
4708     }
4709
4710     [super drawRect:rect];
4711 }
4712
4713 - (void) drawBackgroundInRect:(CGRect)rect withFade:(float)fade {
4714     if (fade == 0) {
4715         CGContextRef context(UIGraphicsGetCurrentContext());
4716         [[self backgroundColor] set];
4717         CGRect back(rect);
4718         back.size.height -= 1;
4719         CGContextFillRect(context, back);
4720     }
4721
4722     [super drawBackgroundInRect:rect withFade:fade];
4723 }
4724
4725 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4726     if (icon_ != nil) {
4727         CGRect rect;
4728         rect.size = [icon_ size];
4729
4730         rect.size.width /= 2;
4731         rect.size.height /= 2;
4732
4733         rect.origin.x = 25 - rect.size.width / 2;
4734         rect.origin.y = 25 - rect.size.height / 2;
4735
4736         [icon_ drawInRect:rect];
4737     }
4738
4739     if (badge_ != nil) {
4740         CGSize size = [badge_ size];
4741
4742         [badge_ drawAtPoint:CGPointMake(
4743             36 - size.width / 2,
4744             36 - size.height / 2
4745         )];
4746     }
4747
4748     if (selected)
4749         UISetColor(White_);
4750
4751     if (!selected)
4752         UISetColor(commercial_ ? Purple_ : Black_);
4753     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
4754     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
4755
4756     if (!selected)
4757         UISetColor(commercial_ ? Purplish_ : Gray_);
4758     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
4759
4760     [super drawContentInRect:rect selected:selected];
4761 }
4762
4763 - (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
4764     cached_ = false;
4765     [super setSelected:selected withFade:fade];
4766 }
4767
4768 + (int) heightForPackage:(Package *)package {
4769     return 73;
4770 }
4771
4772 @end
4773 /* }}} */
4774 /* Section Cell {{{ */
4775 @interface SectionCell : UISimpleTableCell {
4776     NSString *section_;
4777     NSString *name_;
4778     NSString *count_;
4779     UIImage *icon_;
4780     _UISwitchSlider *switch_;
4781     BOOL editing_;
4782 }
4783
4784 - (id) init;
4785 - (void) setSection:(Section *)section editing:(BOOL)editing;
4786
4787 @end
4788
4789 @implementation SectionCell
4790
4791 - (void) clearSection {
4792     if (section_ != nil) {
4793         [section_ release];
4794         section_ = nil;
4795     }
4796
4797     if (name_ != nil) {
4798         [name_ release];
4799         name_ = nil;
4800     }
4801
4802     if (count_ != nil) {
4803         [count_ release];
4804         count_ = nil;
4805     }
4806 }
4807
4808 - (void) dealloc {
4809     [self clearSection];
4810     [icon_ release];
4811     [switch_ release];
4812     [super dealloc];
4813 }
4814
4815 - (id) init {
4816     if ((self = [super init]) != nil) {
4817         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
4818
4819         switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
4820         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:kUIControlEventMouseUpInside];
4821     } return self;
4822 }
4823
4824 - (void) onSwitch:(id)sender {
4825     NSMutableDictionary *metadata = [Sections_ objectForKey:section_];
4826     if (metadata == nil) {
4827         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
4828         [Sections_ setObject:metadata forKey:section_];
4829     }
4830
4831     Changed_ = true;
4832     [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
4833 }
4834
4835 - (void) setSection:(Section *)section editing:(BOOL)editing {
4836     if (editing != editing_) {
4837         if (editing_)
4838             [switch_ removeFromSuperview];
4839         else
4840             [self addSubview:switch_];
4841         editing_ = editing;
4842     }
4843
4844     [self clearSection];
4845
4846     if (section == nil) {
4847         name_ = [UCLocalize("ALL_PACKAGES") retain];
4848         count_ = nil;
4849     } else {
4850         section_ = [section localized];
4851         if (section_ != nil)
4852             section_ = [section_ retain];
4853         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
4854         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
4855
4856         if (editing_)
4857             [switch_ setValue:(isSectionVisible(section_) ? 1 : 0) animated:NO];
4858     }
4859 }
4860
4861 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4862     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
4863
4864     if (selected)
4865         UISetColor(White_);
4866
4867     if (!selected)
4868         UISetColor(Black_);
4869     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(editing_ ? 164 : 250) withFont:Font22Bold_ ellipsis:2];
4870
4871     CGSize size = [count_ sizeWithFont:Font14_];
4872
4873     UISetColor(White_);
4874     if (count_ != nil)
4875         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
4876
4877     [super drawContentInRect:rect selected:selected];
4878 }
4879
4880 @end
4881 /* }}} */
4882
4883 /* File Table {{{ */
4884 @interface FileTable : RVPage {
4885     _transient Database *database_;
4886     Package *package_;
4887     NSString *name_;
4888     NSMutableArray *files_;
4889     UITable *list_;
4890 }
4891
4892 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4893 - (void) setPackage:(Package *)package;
4894
4895 @end
4896
4897 @implementation FileTable
4898
4899 - (void) dealloc {
4900     if (package_ != nil)
4901         [package_ release];
4902     if (name_ != nil)
4903         [name_ release];
4904     [files_ release];
4905     [list_ release];
4906     [super dealloc];
4907 }
4908
4909 - (int) numberOfRowsInTable:(UITable *)table {
4910     return files_ == nil ? 0 : [files_ count];
4911 }
4912
4913 - (float) table:(UITable *)table heightForRow:(int)row {
4914     return 24;
4915 }
4916
4917 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
4918     if (reusing == nil) {
4919         reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
4920         UIFont *font = [UIFont systemFontOfSize:16];
4921         [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
4922     }
4923     [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
4924     return reusing;
4925 }
4926
4927 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
4928     return NO;
4929 }
4930
4931 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4932     if ((self = [super initWithBook:book]) != nil) {
4933         database_ = database;
4934
4935         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
4936
4937         list_ = [[UITable alloc] initWithFrame:[self bounds]];
4938         [self addSubview:list_];
4939
4940         UITableColumn *column = [[[UITableColumn alloc]
4941             initWithTitle:UCLocalize("NAME")
4942             identifier:@"name"
4943             width:[self frame].size.width
4944         ] autorelease];
4945
4946         [list_ setDataSource:self];
4947         [list_ setSeparatorStyle:1];
4948         [list_ addTableColumn:column];
4949         [list_ setDelegate:self];
4950         [list_ setReusesTableCells:YES];
4951     } return self;
4952 }
4953
4954 - (void) setPackage:(Package *)package {
4955     if (package_ != nil) {
4956         [package_ autorelease];
4957         package_ = nil;
4958     }
4959
4960     if (name_ != nil) {
4961         [name_ release];
4962         name_ = nil;
4963     }
4964
4965     [files_ removeAllObjects];
4966
4967     if (package != nil) {
4968         package_ = [package retain];
4969         name_ = [[package id] retain];
4970
4971         if (NSArray *files = [package files])
4972             [files_ addObjectsFromArray:files];
4973
4974         if ([files_ count] != 0) {
4975             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
4976                 [files_ removeObjectAtIndex:0];
4977             [files_ sortUsingSelector:@selector(compareByPath:)];
4978
4979             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
4980             [stack addObject:@"/"];
4981
4982             for (int i(0), e([files_ count]); i != e; ++i) {
4983                 NSString *file = [files_ objectAtIndex:i];
4984                 while (![file hasPrefix:[stack lastObject]])
4985                     [stack removeLastObject];
4986                 NSString *directory = [stack lastObject];
4987                 [stack addObject:[file stringByAppendingString:@"/"]];
4988                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
4989                     ([stack count] - 2) * 3, "",
4990                     [file substringFromIndex:[directory length]]
4991                 ]];
4992             }
4993         }
4994     }
4995
4996     [list_ reloadData];
4997 }
4998
4999 - (void) resetViewAnimated:(BOOL)animated {
5000     [list_ resetViewAnimated:animated];
5001 }
5002
5003 - (void) reloadData {
5004     [self setPackage:[database_ packageWithName:name_]];
5005     [self reloadButtons];
5006 }
5007
5008 - (NSString *) title {
5009     return UCLocalize("INSTALLED_FILES");
5010 }
5011
5012 - (NSString *) backButtonTitle {
5013     return UCLocalize("FILES");
5014 }
5015
5016 @end
5017 /* }}} */
5018 /* Package View {{{ */
5019 @interface PackageView : CydiaBrowserView {
5020     _transient Database *database_;
5021     Package *package_;
5022     NSString *name_;
5023     bool commercial_;
5024     NSMutableArray *buttons_;
5025 }
5026
5027 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5028 - (void) setPackage:(Package *)package;
5029
5030 @end
5031
5032 @implementation PackageView
5033
5034 - (void) dealloc {
5035     if (package_ != nil)
5036         [package_ release];
5037     if (name_ != nil)
5038         [name_ release];
5039     [buttons_ release];
5040     [super dealloc];
5041 }
5042
5043 - (void) release {
5044     if ([self retainCount] == 1)
5045         [delegate_ setPackageView:self];
5046     [super release];
5047 }
5048
5049 /* XXX: this is not safe at all... localization of /fail/ */
5050 - (void) _clickButtonWithName:(NSString *)name {
5051     if ([name isEqualToString:UCLocalize("CLEAR")])
5052         [delegate_ clearPackage:package_];
5053     else if ([name isEqualToString:UCLocalize("INSTALL")])
5054         [delegate_ installPackage:package_];
5055     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5056         [delegate_ installPackage:package_];
5057     else if ([name isEqualToString:UCLocalize("REMOVE")])
5058         [delegate_ removePackage:package_];
5059     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5060         [delegate_ installPackage:package_];
5061     else _assert(false);
5062 }
5063
5064 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5065     NSString *context([sheet context]);
5066
5067     if ([context isEqualToString:@"modify"]) {
5068         int count = [buttons_ count];
5069         _assert(count != 0);
5070         _assert(button <= count + 1);
5071
5072         if (count != button - 1)
5073             [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
5074
5075         [sheet dismiss];
5076     } else
5077         [super alertSheet:sheet buttonClicked:button];
5078 }
5079
5080 - (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
5081     return [super webView:sender didFinishLoadForFrame:frame];
5082 }
5083
5084 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5085     [super webView:sender didClearWindowObject:window forFrame:frame];
5086     [window setValue:package_ forKey:@"package"];
5087 }
5088
5089 - (bool) _allowJavaScriptPanel {
5090     return commercial_;
5091 }
5092
5093 #if !AlwaysReload
5094 - (void) __rightButtonClicked {
5095     int count = [buttons_ count];
5096     _assert(count != 0);
5097
5098     if (count == 1)
5099         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5100     else {
5101         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
5102         [buttons addObjectsFromArray:buttons_];
5103         [buttons addObject:UCLocalize("CANCEL")];
5104
5105         [delegate_ slideUp:[[[UIActionSheet alloc]
5106             initWithTitle:nil
5107             buttons:buttons
5108             defaultButtonIndex:([buttons count] - 1)
5109             delegate:self
5110             context:@"modify"
5111         ] autorelease]];
5112     }
5113 }
5114
5115 - (void) _rightButtonClicked {
5116     if (commercial_)
5117         [super _rightButtonClicked];
5118     else
5119         [self __rightButtonClicked];
5120 }
5121 #endif
5122
5123 - (id) _rightButtonTitle {
5124     int count = [buttons_ count];
5125     return count == 0 ? nil : count != 1 ? UCLocalize("MODIFY") : [buttons_ objectAtIndex:0];
5126 }
5127
5128 - (NSString *) backButtonTitle {
5129     return @"Details";
5130 }
5131
5132 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5133     if ((self = [super initWithBook:book]) != nil) {
5134         database_ = database;
5135         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5136         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5137     } return self;
5138 }
5139
5140 - (void) setPackage:(Package *)package {
5141     if (package_ != nil) {
5142         [package_ autorelease];
5143         package_ = nil;
5144     }
5145
5146     if (name_ != nil) {
5147         [name_ release];
5148         name_ = nil;
5149     }
5150
5151     [buttons_ removeAllObjects];
5152
5153     if (package != nil) {
5154         [package parse];
5155
5156         package_ = [package retain];
5157         name_ = [[package id] retain];
5158         commercial_ = [package isCommercial];
5159
5160         if ([package_ mode] != nil)
5161             [buttons_ addObject:UCLocalize("CLEAR")];
5162         if ([package_ source] == nil);
5163         else if ([package_ upgradableAndEssential:NO])
5164             [buttons_ addObject:UCLocalize("UPGRADE")];
5165         else if ([package_ uninstalled])
5166             [buttons_ addObject:UCLocalize("INSTALL")];
5167         else
5168             [buttons_ addObject:UCLocalize("REINSTALL")];
5169         if (![package_ uninstalled])
5170             [buttons_ addObject:UCLocalize("REMOVE")];
5171
5172         if (special_ != NULL) {
5173             CGRect frame([webview_ frame]);
5174             frame.size.width = 320;
5175             frame.size.height = 0;
5176             [webview_ setFrame:frame];
5177
5178             [scroller_ scrollPointVisibleAtTopLeft:CGPointZero];
5179
5180             WebThreadLock();
5181             [[[webview_ webView] windowScriptObject] setValue:package_ forKey:@"package"];
5182
5183             [self setButtonTitle:nil withStyle:nil toFunction:nil];
5184
5185             [self setFinishHook:nil];
5186             [self setPopupHook:nil];
5187             WebThreadUnlock();
5188
5189             //[self yieldToSelector:@selector(callFunction:) withObject:special_];
5190             [super callFunction:special_];
5191         }
5192     }
5193
5194     [self reloadButtons];
5195 }
5196
5197 - (bool) isLoading {
5198     return commercial_ ? [super isLoading] : false;
5199 }
5200
5201 - (void) reloadData {
5202     [self setPackage:[database_ packageWithName:name_]];
5203 }
5204
5205 @end
5206 /* }}} */
5207 /* Package Table {{{ */
5208 @interface PackageTable : RVPage {
5209     _transient Database *database_;
5210     NSString *title_;
5211     NSMutableArray *packages_;
5212     NSMutableArray *sections_;
5213     UISectionList *list_;
5214 }
5215
5216 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title;
5217
5218 - (void) setDelegate:(id)delegate;
5219
5220 - (void) reloadData;
5221 - (void) resetCursor;
5222
5223 - (UISectionList *) list;
5224
5225 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5226
5227 @end
5228
5229 @implementation PackageTable
5230
5231 - (void) dealloc {
5232     [list_ setDataSource:nil];
5233
5234     [title_ release];
5235     [packages_ release];
5236     [sections_ release];
5237     [list_ release];
5238     [super dealloc];
5239 }
5240
5241 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5242     return [sections_ count];
5243 }
5244
5245 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5246     return [[sections_ objectAtIndex:section] name];
5247 }
5248
5249 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5250     return [[sections_ objectAtIndex:section] row];
5251 }
5252
5253 - (int) numberOfRowsInTable:(UITable *)table {
5254     return [packages_ count];
5255 }
5256
5257 - (float) table:(UITable *)table heightForRow:(int)row {
5258     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
5259 }
5260
5261 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
5262     if (reusing == nil)
5263         reusing = [[[PackageCell alloc] init] autorelease];
5264     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
5265     return reusing;
5266 }
5267
5268 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5269     return NO;
5270 }
5271
5272 - (void) tableRowSelected:(NSNotification *)notification {
5273     int row = [[notification object] selectedRow];
5274     if (row == INT_MAX)
5275         return;
5276
5277     Package *package = [packages_ objectAtIndex:row];
5278     package = [database_ packageWithName:[package id]];
5279     PackageView *view([delegate_ packageView]);
5280     [view setPackage:package];
5281     [view setDelegate:delegate_];
5282     [book_ pushPage:view];
5283 }
5284
5285 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title {
5286     if ((self = [super initWithBook:book]) != nil) {
5287         database_ = database;
5288         title_ = [title retain];
5289
5290         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5291         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5292
5293         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:YES];
5294         [list_ setDataSource:self];
5295
5296         UITableColumn *column = [[[UITableColumn alloc]
5297             initWithTitle:UCLocalize("NAME")
5298             identifier:@"name"
5299             width:[self frame].size.width
5300         ] autorelease];
5301
5302         UITable *table = [list_ table];
5303         [table setSeparatorStyle:1];
5304         [table addTableColumn:column];
5305         [table setDelegate:self];
5306         [table setReusesTableCells:YES];
5307
5308         [self addSubview:list_];
5309
5310         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5311         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5312     } return self;
5313 }
5314
5315 - (void) setDelegate:(id)delegate {
5316     delegate_ = delegate;
5317 }
5318
5319 - (bool) hasPackage:(Package *)package {
5320     return true;
5321 }
5322
5323 - (void) reloadData {
5324     NSArray *packages = [database_ packages];
5325
5326     [packages_ removeAllObjects];
5327     [sections_ removeAllObjects];
5328
5329     _profile(PackageTable$reloadData$Filter)
5330         for (Package *package in packages)
5331             if ([self hasPackage:package])
5332                 [packages_ addObject:package];
5333     _end
5334
5335     Section *section = nil;
5336
5337     _profile(PackageTable$reloadData$Section)
5338         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5339             Package *package;
5340             unichar index;
5341
5342             _profile(PackageTable$reloadData$Section$Package)
5343                 package = [packages_ objectAtIndex:offset];
5344                 index = [package index];
5345             _end
5346
5347             if (section == nil || [section index] != index) {
5348                 _profile(PackageTable$reloadData$Section$Allocate)
5349                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5350                 _end
5351
5352                 _profile(PackageTable$reloadData$Section$Add)
5353                     [sections_ addObject:section];
5354                 _end
5355             }
5356
5357             [section addToCount];
5358         }
5359     _end
5360
5361     _profile(PackageTable$reloadData$List)
5362         [list_ reloadData];
5363     _end
5364 }
5365
5366 - (NSString *) title {
5367     return title_;
5368 }
5369
5370 - (void) resetViewAnimated:(BOOL)animated {
5371     [list_ resetViewAnimated:animated];
5372 }
5373
5374 - (void) resetCursor {
5375     [[list_ table] scrollPointVisibleAtTopLeft:CGPointMake(0, 0) animated:NO];
5376 }
5377
5378 - (UISectionList *) list {
5379     return list_;
5380 }
5381
5382 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5383     [list_ setShouldHideHeaderInShortLists:hide];
5384 }
5385
5386 @end
5387 /* }}} */
5388 /* Filtered Package Table {{{ */
5389 @interface FilteredPackageTable : PackageTable {
5390     SEL filter_;
5391     IMP imp_;
5392     id object_;
5393 }
5394
5395 - (void) setObject:(id)object;
5396
5397 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5398
5399 @end
5400
5401 @implementation FilteredPackageTable
5402
5403 - (void) dealloc {
5404     if (object_ != nil)
5405         [object_ release];
5406     [super dealloc];
5407 }
5408
5409 - (void) setObject:(id)object {
5410     if (object_ != nil)
5411         [object_ release];
5412     if (object == nil)
5413         object_ = nil;
5414     else
5415         object_ = [object retain];
5416 }
5417
5418 - (bool) hasPackage:(Package *)package {
5419     _profile(FilteredPackageTable$hasPackage)
5420         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5421     _end
5422 }
5423
5424 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5425     if ((self = [super initWithBook:book database:database title:title]) != nil) {
5426         filter_ = filter;
5427         object_ = object == nil ? nil : [object retain];
5428
5429         /* XXX: this is an unsafe optimization of doomy hell */
5430         Method method = class_getInstanceMethod([Package class], filter);
5431         _assert(method != NULL);
5432         imp_ = method_getImplementation(method);
5433         _assert(imp_ != NULL);
5434
5435         [self reloadData];
5436     } return self;
5437 }
5438
5439 @end
5440 /* }}} */
5441
5442 /* Add Source View {{{ */
5443 @interface AddSourceView : RVPage {
5444     _transient Database *database_;
5445 }
5446
5447 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5448
5449 @end
5450
5451 @implementation AddSourceView
5452
5453 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5454     if ((self = [super initWithBook:book]) != nil) {
5455         database_ = database;
5456     } return self;
5457 }
5458
5459 @end
5460 /* }}} */
5461 /* Source Cell {{{ */
5462 @interface SourceCell : UITableCell {
5463     UIImage *icon_;
5464     NSString *origin_;
5465     NSString *description_;
5466     NSString *label_;
5467 }
5468
5469 - (void) dealloc;
5470
5471 - (SourceCell *) initWithSource:(Source *)source;
5472
5473 @end
5474
5475 @implementation SourceCell
5476
5477 - (void) dealloc {
5478     [icon_ release];
5479     [origin_ release];
5480     [description_ release];
5481     [label_ release];
5482     [super dealloc];
5483 }
5484
5485 - (SourceCell *) initWithSource:(Source *)source {
5486     if ((self = [super init]) != nil) {
5487         if (icon_ == nil)
5488             icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5489         if (icon_ == nil)
5490             icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5491         icon_ = [icon_ retain];
5492
5493         origin_ = [[source name] retain];
5494         label_ = [[source uri] retain];
5495         description_ = [[source description] retain];
5496     } return self;
5497 }
5498
5499 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
5500     if (icon_ != nil)
5501         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5502
5503     if (selected)
5504         UISetColor(White_);
5505
5506     if (!selected)
5507         UISetColor(Black_);
5508     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
5509
5510     if (!selected)
5511         UISetColor(Blue_);
5512     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
5513
5514     if (!selected)
5515         UISetColor(Gray_);
5516     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
5517
5518     [super drawContentInRect:rect selected:selected];
5519 }
5520
5521 @end
5522 /* }}} */
5523 /* Source Table {{{ */
5524 @interface SourceTable : RVPage {
5525     _transient Database *database_;
5526     UISectionList *list_;
5527     NSMutableArray *sources_;
5528     UIActionSheet *alert_;
5529     int offset_;
5530
5531     NSString *href_;
5532     UIProgressHUD *hud_;
5533     NSError *error_;
5534
5535     //NSURLConnection *installer_;
5536     NSURLConnection *trivial_bz2_;
5537     NSURLConnection *trivial_gz_;
5538     //NSURLConnection *automatic_;
5539
5540     BOOL trivial_;
5541 }
5542
5543 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5544
5545 @end
5546
5547 @implementation SourceTable
5548
5549 - (void) _deallocConnection:(NSURLConnection *)connection {
5550     if (connection != nil) {
5551         [connection cancel];
5552         //[connection setDelegate:nil];
5553         [connection release];
5554     }
5555 }
5556
5557 - (void) dealloc {
5558     [[list_ table] setDelegate:nil];
5559     [list_ setDataSource:nil];
5560
5561     if (href_ != nil)
5562         [href_ release];
5563     if (hud_ != nil)
5564         [hud_ release];
5565     if (error_ != nil)
5566         [error_ release];
5567
5568     //[self _deallocConnection:installer_];
5569     [self _deallocConnection:trivial_gz_];
5570     [self _deallocConnection:trivial_bz2_];
5571     //[self _deallocConnection:automatic_];
5572
5573     [sources_ release];
5574     [list_ release];
5575     [super dealloc];
5576 }
5577
5578 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5579     return offset_ == 0 ? 1 : 2;
5580 }
5581
5582 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5583     switch (section + (offset_ == 0 ? 1 : 0)) {
5584         case 0: return UCLocalize("ENTERED_BY_USER");
5585         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5586
5587         default:
5588             _assert(false);
5589             return nil;
5590     }
5591 }
5592
5593 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5594     switch (section + (offset_ == 0 ? 1 : 0)) {
5595         case 0: return 0;
5596         case 1: return offset_;
5597
5598         default:
5599             _assert(false);
5600             return -1;
5601     }
5602 }
5603
5604 - (int) numberOfRowsInTable:(UITable *)table {
5605     return [sources_ count];
5606 }
5607
5608 - (float) table:(UITable *)table heightForRow:(int)row {
5609     Source *source = [sources_ objectAtIndex:row];
5610     return [source description] == nil ? 56 : 73;
5611 }
5612
5613 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
5614     Source *source = [sources_ objectAtIndex:row];
5615     // XXX: weird warning, stupid selectors ;P
5616     return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
5617 }
5618
5619 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5620     return YES;
5621 }
5622
5623 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5624     return YES;
5625 }
5626
5627 - (void) tableRowSelected:(NSNotification*)notification {
5628     UITable *table([list_ table]);
5629     int row([table selectedRow]);
5630     if (row == INT_MAX)
5631         return;
5632
5633     Source *source = [sources_ objectAtIndex:row];
5634
5635     PackageTable *packages = [[[FilteredPackageTable alloc]
5636         initWithBook:book_
5637         database:database_
5638         title:[source label]
5639         filter:@selector(isVisibleInSource:)
5640         with:source
5641     ] autorelease];
5642
5643     [packages setDelegate:delegate_];
5644
5645     [book_ pushPage:packages];
5646 }
5647
5648 - (BOOL) table:(UITable *)table canDeleteRow:(int)row {
5649     Source *source = [sources_ objectAtIndex:row];
5650     return [source record] != nil;
5651 }
5652
5653 - (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
5654     [[list_ table] setDeleteConfirmationRow:row];
5655 }
5656
5657 - (void) table:(UITable *)table deleteRow:(int)row {
5658     Source *source = [sources_ objectAtIndex:row];
5659     [Sources_ removeObjectForKey:[source key]];
5660     [delegate_ syncData];
5661 }
5662
5663 - (void) complete {
5664     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
5665         @"deb", @"Type",
5666         href_, @"URI",
5667         @"./", @"Distribution",
5668     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
5669
5670     [delegate_ syncData];
5671 }
5672
5673 - (NSString *) getWarning {
5674     NSString *href(href_);
5675     NSRange colon([href rangeOfString:@"://"]);
5676     if (colon.location != NSNotFound)
5677         href = [href substringFromIndex:(colon.location + 3)];
5678     href = [href stringByAddingPercentEscapes];
5679     href = [@"http://cydia.saurik.com/api/repotag/" stringByAppendingString:href];
5680     href = [href stringByCachingURLWithCurrentCDN];
5681
5682     NSURL *url([NSURL URLWithString:href]);
5683
5684     NSStringEncoding encoding;
5685     NSError *error(nil);
5686
5687     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
5688         return [warning length] == 0 ? nil : warning;
5689     return nil;
5690 }
5691
5692 - (void) _endConnection:(NSURLConnection *)connection {
5693     NSURLConnection **field = NULL;
5694     if (connection == trivial_bz2_)
5695         field = &trivial_bz2_;
5696     else if (connection == trivial_gz_)
5697         field = &trivial_gz_;
5698     _assert(field != NULL);
5699     [connection release];
5700     *field = nil;
5701
5702     if (
5703         trivial_bz2_ == nil &&
5704         trivial_gz_ == nil
5705     ) {
5706         bool defer(false);
5707
5708         if (trivial_) {
5709             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
5710                 defer = true;
5711
5712                 UIActionSheet *sheet = [[[UIActionSheet alloc]
5713                     initWithTitle:UCLocalize("SOURCE_WARNING")
5714                     buttons:[NSArray arrayWithObjects:UCLocalize("ADD_ANYWAY"), UCLocalize("CANCEL"), nil]
5715                     defaultButtonIndex:0
5716                     delegate:self
5717                     context:@"warning"
5718                 ] autorelease];
5719
5720                 [sheet setNumberOfRows:1];
5721
5722                 [sheet setBodyText:warning];
5723                 [sheet popupAlertAnimated:YES];
5724             } else
5725                 [self complete];
5726         } else if (error_ != nil) {
5727             UIActionSheet *sheet = [[[UIActionSheet alloc]
5728                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
5729                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5730                 defaultButtonIndex:0
5731                 delegate:self
5732                 context:@"urlerror"
5733             ] autorelease];
5734
5735             [sheet setBodyText:[error_ localizedDescription]];
5736             [sheet popupAlertAnimated:YES];
5737         } else {
5738             UIActionSheet *sheet = [[[UIActionSheet alloc]
5739                 initWithTitle:UCLocalize("NOT_REPOSITORY")
5740                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5741                 defaultButtonIndex:0
5742                 delegate:self
5743                 context:@"trivial"
5744             ] autorelease];
5745
5746             [sheet setBodyText:UCLocalize("NOT_REPOSITORY_EX")];
5747             [sheet popupAlertAnimated:YES];
5748         }
5749
5750         [delegate_ setStatusBarShowsProgress:NO];
5751         [delegate_ removeProgressHUD:hud_];
5752
5753         [hud_ autorelease];
5754         hud_ = nil;
5755
5756         if (!defer) {
5757             [href_ release];
5758             href_ = nil;
5759         }
5760
5761         if (error_ != nil) {
5762             [error_ release];
5763             error_ = nil;
5764         }
5765     }
5766 }
5767
5768 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
5769     switch ([response statusCode]) {
5770         case 200:
5771             trivial_ = YES;
5772     }
5773 }
5774
5775 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
5776     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
5777     if (error_ != nil)
5778         error_ = [error retain];
5779     [self _endConnection:connection];
5780 }
5781
5782 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
5783     [self _endConnection:connection];
5784 }
5785
5786 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
5787     NSMutableURLRequest *request = [NSMutableURLRequest
5788         requestWithURL:[NSURL URLWithString:href]
5789         cachePolicy:NSURLRequestUseProtocolCachePolicy
5790         timeoutInterval:20.0
5791     ];
5792
5793     [request setHTTPMethod:method];
5794
5795     if (Machine_ != NULL)
5796         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5797     if (UniqueID_ != nil)
5798         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5799
5800     if (Role_ != nil)
5801         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
5802
5803     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
5804 }
5805
5806 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5807     NSString *context([sheet context]);
5808
5809     if ([context isEqualToString:@"source"]) {
5810         switch (button) {
5811             case 1: {
5812                 NSString *href = [[sheet textField] text];
5813
5814                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
5815
5816                 if (![href hasSuffix:@"/"])
5817                     href_ = [href stringByAppendingString:@"/"];
5818                 else
5819                     href_ = href;
5820                 href_ = [href_ retain];
5821
5822                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
5823                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
5824                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
5825
5826                 trivial_ = false;
5827
5828                 hud_ = [[delegate_ addProgressHUD] retain];
5829                 [hud_ setText:UCLocalize("VERIFYING_URL")];
5830             } break;
5831
5832             case 2:
5833             break;
5834
5835             default:
5836                 _assert(false);
5837         }
5838
5839         [sheet dismiss];
5840     } else if ([context isEqualToString:@"trivial"])
5841         [sheet dismiss];
5842     else if ([context isEqualToString:@"urlerror"])
5843         [sheet dismiss];
5844     else if ([context isEqualToString:@"warning"]) {
5845         switch (button) {
5846             case 1:
5847                 [self complete];
5848             break;
5849
5850             case 2:
5851             break;
5852
5853             default:
5854                 _assert(false);
5855         }
5856
5857         [href_ release];
5858         href_ = nil;
5859
5860         [sheet dismiss];
5861     }
5862 }
5863
5864 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5865     if ((self = [super initWithBook:book]) != nil) {
5866         database_ = database;
5867         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
5868
5869         //list_ = [[UITable alloc] initWithFrame:[self bounds]];
5870         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
5871         [list_ setShouldHideHeaderInShortLists:NO];
5872
5873         [self addSubview:list_];
5874         [list_ setDataSource:self];
5875
5876         UITableColumn *column = [[UITableColumn alloc]
5877             initWithTitle:UCLocalize("NAME")
5878             identifier:@"name"
5879             width:[self frame].size.width
5880         ];
5881
5882         UITable *table = [list_ table];
5883         [table setSeparatorStyle:1];
5884         [table addTableColumn:column];
5885         [table setDelegate:self];
5886
5887         [self reloadData];
5888
5889         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5890         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5891     } return self;
5892 }
5893
5894 - (void) reloadData {
5895     pkgSourceList list;
5896     _assert(list.ReadMainList());
5897
5898     [sources_ removeAllObjects];
5899     [sources_ addObjectsFromArray:[database_ sources]];
5900     _trace();
5901     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
5902     _trace();
5903
5904     int count = [sources_ count];
5905     for (offset_ = 0; offset_ != count; ++offset_) {
5906         Source *source = [sources_ objectAtIndex:offset_];
5907         if ([source record] == nil)
5908             break;
5909     }
5910
5911     [list_ reloadData];
5912 }
5913
5914 - (void) resetViewAnimated:(BOOL)animated {
5915     [list_ resetViewAnimated:animated];
5916 }
5917
5918 - (void) _leftButtonClicked {
5919     /*[book_ pushPage:[[[AddSourceView alloc]
5920         initWithBook:book_
5921         database:database_
5922     ] autorelease]];*/
5923
5924     UIActionSheet *sheet = [[[UIActionSheet alloc]
5925         initWithTitle:UCLocalize("ENTER_APT_URL")
5926         buttons:[NSArray arrayWithObjects:UCLocalize("ADD_SOURCE"), UCLocalize("CANCEL"), nil]
5927         defaultButtonIndex:0
5928         delegate:self
5929         context:@"source"
5930     ] autorelease];
5931
5932     [sheet setNumberOfRows:1];
5933
5934     [sheet addTextFieldWithValue:@"http://" label:@""];
5935
5936     UITextInputTraits *traits = [[sheet textField] textInputTraits];
5937     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
5938     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
5939     [traits setKeyboardType:UIKeyboardTypeURL];
5940     // XXX: UIReturnKeyDone
5941     [traits setReturnKeyType:UIReturnKeyNext];
5942
5943     [sheet popupAlertAnimated:YES];
5944 }
5945
5946 - (void) _rightButtonClicked {
5947     UITable *table = [list_ table];
5948     BOOL editing = [table isRowDeletionEnabled];
5949     [table enableRowDeletion:!editing animated:YES];
5950     [book_ reloadButtonsForPage:self];
5951 }
5952
5953 - (NSString *) title {
5954     return UCLocalize("SOURCES");
5955 }
5956
5957 - (NSString *) leftButtonTitle {
5958     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("ADD") : nil;
5959 }
5960
5961 - (id) rightButtonTitle {
5962     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("DONE") : UCLocalize("EDIT");
5963 }
5964
5965 - (UINavigationButtonStyle) rightButtonStyle {
5966     return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
5967 }
5968
5969 @end
5970 /* }}} */
5971
5972 /* Installed View {{{ */
5973 @interface InstalledView : RVPage {
5974     _transient Database *database_;
5975     FilteredPackageTable *packages_;
5976     BOOL expert_;
5977 }
5978
5979 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5980
5981 @end
5982
5983 @implementation InstalledView
5984
5985 - (void) dealloc {
5986     [packages_ release];
5987     [super dealloc];
5988 }
5989
5990 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5991     if ((self = [super initWithBook:book]) != nil) {
5992         database_ = database;
5993
5994         packages_ = [[FilteredPackageTable alloc]
5995             initWithBook:book
5996             database:database
5997             title:nil
5998             filter:@selector(isInstalledAndVisible:)
5999             with:[NSNumber numberWithBool:YES]
6000         ];
6001
6002         [self addSubview:packages_];
6003
6004         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6005         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6006     } return self;
6007 }
6008
6009 - (void) resetViewAnimated:(BOOL)animated {
6010     [packages_ resetViewAnimated:animated];
6011 }
6012
6013 - (void) reloadData {
6014     [packages_ reloadData];
6015 }
6016
6017 - (void) _rightButtonClicked {
6018     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6019     [packages_ reloadData];
6020     expert_ = !expert_;
6021     [book_ reloadButtonsForPage:self];
6022 }
6023
6024 - (NSString *) title {
6025     return UCLocalize("INSTALLED");
6026 }
6027
6028 - (NSString *) backButtonTitle {
6029     return UCLocalize("PACKAGES");
6030 }
6031
6032 - (id) rightButtonTitle {
6033     return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE");
6034 }
6035
6036 - (UINavigationButtonStyle) rightButtonStyle {
6037     return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6038 }
6039
6040 - (void) setDelegate:(id)delegate {
6041     [super setDelegate:delegate];
6042     [packages_ setDelegate:delegate];
6043 }
6044
6045 @end
6046 /* }}} */
6047
6048 /* Home View {{{ */
6049 @interface HomeView : CydiaBrowserView {
6050 }
6051
6052 @end
6053
6054 @implementation HomeView
6055
6056 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6057     NSString *context([sheet context]);
6058
6059     if ([context isEqualToString:@"about"])
6060         [sheet dismiss];
6061     else
6062         [super alertSheet:sheet buttonClicked:button];
6063 }
6064
6065 - (void) _leftButtonClicked {
6066     UIActionSheet *sheet = [[[UIActionSheet alloc]
6067         initWithTitle:UCLocalize("ABOUT_CYDIA")
6068         buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
6069         defaultButtonIndex:0
6070         delegate:self
6071         context:@"about"
6072     ] autorelease];
6073
6074     [sheet setBodyText:
6075         @"Copyright (C) 2008-2009\n"
6076         "Jay Freeman (saurik)\n"
6077         "saurik@saurik.com\n"
6078         "http://www.saurik.com/\n"
6079         "\n"
6080         "The Okori Group\n"
6081         "http://www.theokorigroup.com/\n"
6082         "\n"
6083         "College of Creative Studies,\n"
6084         "University of California,\n"
6085         "Santa Barbara\n"
6086         "http://www.ccs.ucsb.edu/"
6087     ];
6088
6089     [sheet popupAlertAnimated:YES];
6090 }
6091
6092 - (NSString *) leftButtonTitle {
6093     return UCLocalize("ABOUT");
6094 }
6095
6096 @end
6097 /* }}} */
6098 /* Manage View {{{ */
6099 @interface ManageView : CydiaBrowserView {
6100 }
6101
6102 @end
6103
6104 @implementation ManageView
6105
6106 - (NSString *) title {
6107     return UCLocalize("MANAGE");
6108 }
6109
6110 - (void) _leftButtonClicked {
6111     [delegate_ askForSettings];
6112 }
6113
6114 - (NSString *) leftButtonTitle {
6115     return UCLocalize("SETTINGS");
6116 }
6117
6118 #if !AlwaysReload
6119 - (id) _rightButtonTitle {
6120     return Queuing_ ? UCLocalize("QUEUE") : nil;
6121 }
6122
6123 - (UINavigationButtonStyle) rightButtonStyle {
6124     return Queuing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6125 }
6126
6127 - (void) _rightButtonClicked {
6128     [delegate_ queue];
6129 }
6130 #endif
6131
6132 - (bool) isLoading {
6133     return false;
6134 }
6135
6136 @end
6137 /* }}} */
6138
6139 /* Cydia Book {{{ */
6140 @interface CYBook : RVBook <
6141     ProgressDelegate
6142 > {
6143     _transient Database *database_;
6144     UINavigationBar *overlay_;
6145     UINavigationBar *underlay_;
6146     UIProgressIndicator *indicator_;
6147     UITextLabel *prompt_;
6148     UIProgressBar *progress_;
6149     UINavigationButton *cancel_;
6150     bool updating_;
6151 }
6152
6153 - (id) initWithFrame:(CGRect)frame database:(Database *)database;
6154 - (void) update;
6155 - (BOOL) updating;
6156
6157 @end
6158
6159 @implementation CYBook
6160
6161 - (void) dealloc {
6162     [overlay_ release];
6163     [indicator_ release];
6164     [prompt_ release];
6165     [progress_ release];
6166     [cancel_ release];
6167     [super dealloc];
6168 }
6169
6170 - (NSString *) getTitleForPage:(RVPage *)page {
6171     return [super getTitleForPage:page];
6172 }
6173
6174 - (BOOL) updating {
6175     return updating_;
6176 }
6177
6178 - (void) update {
6179     [UIView beginAnimations:nil context:NULL];
6180
6181     CGRect ovrframe = [overlay_ frame];
6182     ovrframe.origin.y = 0;
6183     [overlay_ setFrame:ovrframe];
6184
6185     CGRect barframe = [navbar_ frame];
6186     barframe.origin.y += ovrframe.size.height;
6187     [navbar_ setFrame:barframe];
6188
6189     CGRect trnframe = [transition_ frame];
6190     trnframe.origin.y += ovrframe.size.height;
6191     trnframe.size.height -= ovrframe.size.height;
6192     [transition_ setFrame:trnframe];
6193
6194     [UIView endAnimations];
6195
6196     [indicator_ startAnimation];
6197     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6198     [progress_ setProgress:0];
6199
6200     updating_ = true;
6201     [overlay_ addSubview:cancel_];
6202
6203     [NSThread
6204         detachNewThreadSelector:@selector(_update)
6205         toTarget:self
6206         withObject:nil
6207     ];
6208 }
6209
6210 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6211     NSString *context([sheet context]);
6212
6213     if ([context isEqualToString:@"refresh"])
6214         [sheet dismiss];
6215 }
6216
6217 - (void) _update_:(NSString *)error {
6218     updating_ = false;
6219
6220     [indicator_ stopAnimation];
6221
6222     [UIView beginAnimations:nil context:NULL];
6223
6224     CGRect ovrframe = [overlay_ frame];
6225     ovrframe.origin.y = -ovrframe.size.height;
6226     [overlay_ setFrame:ovrframe];
6227
6228     CGRect barframe = [navbar_ frame];
6229     barframe.origin.y -= ovrframe.size.height;
6230     [navbar_ setFrame:barframe];
6231
6232     CGRect trnframe = [transition_ frame];
6233     trnframe.origin.y -= ovrframe.size.height;
6234     trnframe.size.height += ovrframe.size.height;
6235     [transition_ setFrame:trnframe];
6236
6237     [UIView commitAnimations];
6238
6239     if (error == nil)
6240         [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
6241     else {
6242         UIActionSheet *sheet = [[[UIActionSheet alloc]
6243             initWithTitle:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), UCLocalize("REFRESH")]
6244             buttons:[NSArray arrayWithObjects:
6245                 UCLocalize("OK"),
6246             nil]
6247             defaultButtonIndex:0
6248             delegate:self
6249             context:@"refresh"
6250         ] autorelease];
6251
6252         [sheet setBodyText:error];
6253         [sheet popupAlertAnimated:YES];
6254
6255         [self reloadButtons];
6256     }
6257 }
6258
6259 - (id) initWithFrame:(CGRect)frame database:(Database *)database {
6260     if ((self = [super initWithFrame:frame]) != nil) {
6261         database_ = database;
6262
6263         CGRect ovrrect = [navbar_ bounds];
6264         ovrrect.size.height = [UINavigationBar defaultSize].height;
6265         ovrrect.origin.y = -ovrrect.size.height;
6266
6267         overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6268         [self addSubview:overlay_];
6269
6270         ovrrect.origin.y = frame.size.height;
6271         underlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6272         [underlay_ setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
6273         [self addSubview:underlay_];
6274
6275         [overlay_ setBarStyle:1];
6276         [underlay_ setBarStyle:1];
6277
6278         int barstyle = [overlay_ _barStyle:NO];
6279         bool ugly = barstyle == 0;
6280
6281         UIProgressIndicatorStyle style = ugly ?
6282             UIProgressIndicatorStyleMediumBrown :
6283             UIProgressIndicatorStyleMediumWhite;
6284
6285         CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
6286         unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
6287         CGRect indrect = {{indoffset, indoffset}, indsize};
6288
6289         indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
6290         [indicator_ setStyle:style];
6291         [overlay_ addSubview:indicator_];
6292
6293         CGSize prmsize = {215, indsize.height + 4};
6294
6295         CGRect prmrect = {{
6296             indoffset * 2 + indsize.width,
6297 #ifdef __OBJC2__
6298             -1 +
6299 #endif
6300             unsigned(ovrrect.size.height - prmsize.height) / 2
6301         }, prmsize};
6302
6303         UIFont *font = [UIFont systemFontOfSize:15];
6304
6305         prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
6306
6307         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6308         [prompt_ setBackgroundColor:[UIColor clearColor]];
6309         [prompt_ setFont:font];
6310
6311         [overlay_ addSubview:prompt_];
6312
6313         CGSize prgsize = {75, 100};
6314
6315         CGRect prgrect = {{
6316             ovrrect.size.width - prgsize.width - 10,
6317             (ovrrect.size.height - prgsize.height) / 2
6318         } , prgsize};
6319
6320         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
6321         [progress_ setStyle:0];
6322         [overlay_ addSubview:progress_];
6323
6324         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6325         [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
6326
6327         CGRect frame = [cancel_ frame];
6328         frame.origin.x = ovrrect.size.width - frame.size.width - 5;
6329         frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
6330         [cancel_ setFrame:frame];
6331
6332         [cancel_ setBarStyle:barstyle];
6333     } return self;
6334 }
6335
6336 - (void) _onCancel {
6337     updating_ = false;
6338     [cancel_ removeFromSuperview];
6339 }
6340
6341 - (void) _update { _pooled
6342     Status status;
6343     status.setDelegate(self);
6344
6345     NSString *error([database_ updateWithStatus:status]);
6346
6347     [self
6348         performSelectorOnMainThread:@selector(_update_:)
6349         withObject:error
6350         waitUntilDone:NO
6351     ];
6352 }
6353
6354 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
6355     [prompt_ setText:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6356 }
6357
6358 - (void) setProgressTitle:(NSString *)title {
6359     [self
6360         performSelectorOnMainThread:@selector(_setProgressTitle:)
6361         withObject:title
6362         waitUntilDone:YES
6363     ];
6364 }
6365
6366 - (void) setProgressPercent:(float)percent {
6367     [self
6368         performSelectorOnMainThread:@selector(_setProgressPercent:)
6369         withObject:[NSNumber numberWithFloat:percent]
6370         waitUntilDone:YES
6371     ];
6372 }
6373
6374 - (void) startProgress {
6375 }
6376
6377 - (void) addProgressOutput:(NSString *)output {
6378     [self
6379         performSelectorOnMainThread:@selector(_addProgressOutput:)
6380         withObject:output
6381         waitUntilDone:YES
6382     ];
6383 }
6384
6385 - (bool) isCancelling:(size_t)received {
6386     return !updating_;
6387 }
6388
6389 - (void) _setProgressTitle:(NSString *)title {
6390     [prompt_ setText:title];
6391 }
6392
6393 - (void) _setProgressPercent:(NSNumber *)percent {
6394     [progress_ setProgress:[percent floatValue]];
6395 }
6396
6397 - (void) _addProgressOutput:(NSString *)output {
6398 }
6399
6400 @end
6401 /* }}} */
6402 /* Cydia:// Protocol {{{ */
6403 @interface CydiaURLProtocol : NSURLProtocol {
6404 }
6405
6406 @end
6407
6408 @implementation CydiaURLProtocol
6409
6410 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6411     NSURL *url([request URL]);
6412     if (url == nil)
6413         return NO;
6414     NSString *scheme([[url scheme] lowercaseString]);
6415     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6416         return NO;
6417     return YES;
6418 }
6419
6420 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6421     return request;
6422 }
6423
6424 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6425     id<NSURLProtocolClient> client([self client]);
6426     if (icon == nil)
6427         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6428     else {
6429         NSData *data(UIImagePNGRepresentation(icon));
6430
6431         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6432         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6433         [client URLProtocol:self didLoadData:data];
6434         [client URLProtocolDidFinishLoading:self];
6435     }
6436 }
6437
6438 - (void) startLoading {
6439     id<NSURLProtocolClient> client([self client]);
6440     NSURLRequest *request([self request]);
6441
6442     NSURL *url([request URL]);
6443     NSString *href([url absoluteString]);
6444
6445     NSString *path([href substringFromIndex:8]);
6446     NSRange slash([path rangeOfString:@"/"]);
6447
6448     NSString *command;
6449     if (slash.location == NSNotFound) {
6450         command = path;
6451         path = nil;
6452     } else {
6453         command = [path substringToIndex:slash.location];
6454         path = [path substringFromIndex:(slash.location + 1)];
6455     }
6456
6457     Database *database([Database sharedInstance]);
6458
6459     if ([command isEqualToString:@"package-icon"]) {
6460         if (path == nil)
6461             goto fail;
6462         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6463         Package *package([database packageWithName:path]);
6464         if (package == nil)
6465             goto fail;
6466         UIImage *icon([package icon]);
6467         [self _returnPNGWithImage:icon forRequest:request];
6468     } else if ([command isEqualToString:@"source-icon"]) {
6469         if (path == nil)
6470             goto fail;
6471         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6472         NSString *source(Simplify(path));
6473         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6474         if (icon == nil)
6475             icon = [UIImage applicationImageNamed:@"unknown.png"];
6476         [self _returnPNGWithImage:icon forRequest:request];
6477     } else if ([command isEqualToString:@"uikit-image"]) {
6478         if (path == nil)
6479             goto fail;
6480         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6481         UIImage *icon(_UIImageWithName(path));
6482         [self _returnPNGWithImage:icon forRequest:request];
6483     } else if ([command isEqualToString:@"section-icon"]) {
6484         if (path == nil)
6485             goto fail;
6486         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6487         NSString *section(Simplify(path));
6488         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6489         if (icon == nil)
6490             icon = [UIImage applicationImageNamed:@"unknown.png"];
6491         [self _returnPNGWithImage:icon forRequest:request];
6492     } else fail: {
6493         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6494     }
6495 }
6496
6497 - (void) stopLoading {
6498 }
6499
6500 @end
6501 /* }}} */
6502
6503 /* Sections View {{{ */
6504 @interface SectionsView : RVPage {
6505     _transient Database *database_;
6506     NSMutableArray *sections_;
6507     NSMutableArray *filtered_;
6508     UITransitionView *transition_;
6509     UITable *list_;
6510     UIView *accessory_;
6511     BOOL editing_;
6512 }
6513
6514 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6515 - (void) reloadData;
6516 - (void) resetView;
6517
6518 @end
6519
6520 @implementation SectionsView
6521
6522 - (void) dealloc {
6523     [list_ setDataSource:nil];
6524     [list_ setDelegate:nil];
6525
6526     [sections_ release];
6527     [filtered_ release];
6528     [transition_ release];
6529     [list_ release];
6530     [accessory_ release];
6531     [super dealloc];
6532 }
6533
6534 - (int) numberOfRowsInTable:(UITable *)table {
6535     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6536 }
6537
6538 - (float) table:(UITable *)table heightForRow:(int)row {
6539     return 45;
6540 }
6541
6542 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6543     if (reusing == nil)
6544         reusing = [[[SectionCell alloc] init] autorelease];
6545     [(SectionCell *)reusing setSection:(editing_ ?
6546         [sections_ objectAtIndex:row] :
6547         (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
6548     ) editing:editing_];
6549     return reusing;
6550 }
6551
6552 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6553     return !editing_;
6554 }
6555
6556 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
6557     return !editing_;
6558 }
6559
6560 - (void) tableRowSelected:(NSNotification *)notification {
6561     int row = [[notification object] selectedRow];
6562     if (row == INT_MAX)
6563         return;
6564
6565     Section *section;
6566     NSString *name;
6567     NSString *title;
6568
6569     if (row == 0) {
6570         section = nil;
6571         name = nil;
6572         title = UCLocalize("ALL_PACKAGES");
6573     } else {
6574         section = [filtered_ objectAtIndex:(row - 1)];
6575         name = [section name];
6576
6577         if (name != nil) {
6578             name = [NSString stringWithString:name];
6579             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6580         } else {
6581             name = @"";
6582             title = UCLocalize("NO_SECTION");
6583         }
6584     }
6585
6586     PackageTable *table = [[[FilteredPackageTable alloc]
6587         initWithBook:book_
6588         database:database_
6589         title:title
6590         filter:@selector(isVisiblyUninstalledInSection:)
6591         with:name
6592     ] autorelease];
6593
6594     [table setDelegate:delegate_];
6595
6596     [book_ pushPage:table];
6597 }
6598
6599 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6600     if ((self = [super initWithBook:book]) != nil) {
6601         database_ = database;
6602
6603         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6604         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6605
6606         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
6607         [self addSubview:transition_];
6608
6609         list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
6610         [transition_ transition:0 toView:list_];
6611
6612         UITableColumn *column = [[[UITableColumn alloc]
6613             initWithTitle:UCLocalize("NAME")
6614             identifier:@"name"
6615             width:[self frame].size.width
6616         ] autorelease];
6617
6618         [list_ setDataSource:self];
6619         [list_ setSeparatorStyle:1];
6620         [list_ addTableColumn:column];
6621         [list_ setDelegate:self];
6622         [list_ setReusesTableCells:YES];
6623
6624         [self reloadData];
6625
6626         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6627         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6628     } return self;
6629 }
6630
6631 - (void) reloadData {
6632     NSArray *packages = [database_ packages];
6633
6634     [sections_ removeAllObjects];
6635     [filtered_ removeAllObjects];
6636
6637 #if 0
6638     typedef __gnu_cxx::hash_map<NSString *, Section *, NSStringMapHash, NSStringMapEqual> SectionMap;
6639     SectionMap sections;
6640     sections.resize(64);
6641 #else
6642     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6643 #endif
6644
6645     _trace();
6646     for (Package *package in packages) {
6647         NSString *name([package section]);
6648         NSString *key(name == nil ? @"" : name);
6649
6650 #if 0
6651         Section **section;
6652
6653         _profile(SectionsView$reloadData$Section)
6654             section = &sections[key];
6655             if (*section == nil) {
6656                 _profile(SectionsView$reloadData$Section$Allocate)
6657                     *section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6658                 _end
6659             }
6660         _end
6661
6662         [*section addToCount];
6663
6664         _profile(SectionsView$reloadData$Filter)
6665             if (![package valid] || ![package uninstalled] || ![package visible])
6666                 continue;
6667         _end
6668
6669         [*section addToRow];
6670 #else
6671         Section *section;
6672
6673         _profile(SectionsView$reloadData$Section)
6674             section = [sections objectForKey:key];
6675             if (section == nil) {
6676                 _profile(SectionsView$reloadData$Section$Allocate)
6677                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6678                     [sections setObject:section forKey:key];
6679                 _end
6680             }
6681         _end
6682
6683         [section addToCount];
6684
6685         _profile(SectionsView$reloadData$Filter)
6686             if (![package valid] || ![package uninstalled] || ![package visible])
6687                 continue;
6688         _end
6689
6690         [section addToRow];
6691 #endif
6692     }
6693     _trace();
6694
6695 #if 0
6696     for (SectionMap::const_iterator i(sections.begin()), e(sections.end()); i != e; ++i)
6697         [sections_ addObject:i->second];
6698 #else
6699     [sections_ addObjectsFromArray:[sections allValues]];
6700 #endif
6701
6702     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6703
6704     for (Section *section in sections_) {
6705         size_t count([section row]);
6706         if (count == 0)
6707             continue;
6708
6709         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6710         [section setCount:count];
6711         [filtered_ addObject:section];
6712     }
6713
6714     [list_ reloadData];
6715     _trace();
6716 }
6717
6718 - (void) resetView {
6719     if (editing_)
6720         [self _rightButtonClicked];
6721 }
6722
6723 - (void) resetViewAnimated:(BOOL)animated {
6724     [list_ resetViewAnimated:animated];
6725 }
6726
6727 - (void) _rightButtonClicked {
6728     if ((editing_ = !editing_))
6729         [list_ reloadData];
6730     else
6731         [delegate_ updateData];
6732     [book_ reloadTitleForPage:self];
6733     [book_ reloadButtonsForPage:self];
6734 }
6735
6736 - (NSString *) title {
6737     return editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("INSTALL_BY_SECTION");
6738 }
6739
6740 - (NSString *) backButtonTitle {
6741     return UCLocalize("SECTIONS");
6742 }
6743
6744 - (id) rightButtonTitle {
6745     return [sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT");
6746 }
6747
6748 - (UINavigationButtonStyle) rightButtonStyle {
6749     return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6750 }
6751
6752 - (UIView *) accessoryView {
6753     return accessory_;
6754 }
6755
6756 @end
6757 /* }}} */
6758 /* Changes View {{{ */
6759 @interface ChangesView : RVPage {
6760     _transient Database *database_;
6761     NSMutableArray *packages_;
6762     NSMutableArray *sections_;
6763     UISectionList *list_;
6764     unsigned upgrades_;
6765 }
6766
6767 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6768 - (void) reloadData;
6769
6770 @end
6771
6772 @implementation ChangesView
6773
6774 - (void) dealloc {
6775     [[list_ table] setDelegate:nil];
6776     [list_ setDataSource:nil];
6777
6778     [packages_ release];
6779     [sections_ release];
6780     [list_ release];
6781     [super dealloc];
6782 }
6783
6784 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
6785     return [sections_ count];
6786 }
6787
6788 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
6789     return [[sections_ objectAtIndex:section] name];
6790 }
6791
6792 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
6793     return [[sections_ objectAtIndex:section] row];
6794 }
6795
6796 - (int) numberOfRowsInTable:(UITable *)table {
6797     return [packages_ count];
6798 }
6799
6800 - (float) table:(UITable *)table heightForRow:(int)row {
6801     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
6802 }
6803
6804 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6805     if (reusing == nil)
6806         reusing = [[[PackageCell alloc] init] autorelease];
6807     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
6808     return reusing;
6809 }
6810
6811 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6812     return NO;
6813 }
6814
6815 - (void) tableRowSelected:(NSNotification *)notification {
6816     int row = [[notification object] selectedRow];
6817     if (row == INT_MAX)
6818         return;
6819     Package *package = [packages_ objectAtIndex:row];
6820     PackageView *view([delegate_ packageView]);
6821     [view setDelegate:delegate_];
6822     [view setPackage:package];
6823     [book_ pushPage:view];
6824 }
6825
6826 - (void) _leftButtonClicked {
6827     [(CYBook *)book_ update];
6828     [self reloadButtons];
6829 }
6830
6831 - (void) _rightButtonClicked {
6832     [delegate_ distUpgrade];
6833 }
6834
6835 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6836     if ((self = [super initWithBook:book]) != nil) {
6837         database_ = database;
6838
6839         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6840         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6841
6842         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
6843         [self addSubview:list_];
6844
6845         [list_ setShouldHideHeaderInShortLists:NO];
6846         [list_ setDataSource:self];
6847         //[list_ setSectionListStyle:1];
6848
6849         UITableColumn *column = [[[UITableColumn alloc]
6850             initWithTitle:UCLocalize("NAME")
6851             identifier:@"name"
6852             width:[self frame].size.width
6853         ] autorelease];
6854
6855         UITable *table = [list_ table];
6856         [table setSeparatorStyle:1];
6857         [table addTableColumn:column];
6858         [table setDelegate:self];
6859         [table setReusesTableCells:YES];
6860
6861         [self reloadData];
6862
6863         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6864         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6865     } return self;
6866 }
6867
6868 - (void) reloadData {
6869     NSArray *packages = [database_ packages];
6870
6871     [packages_ removeAllObjects];
6872     [sections_ removeAllObjects];
6873
6874     _trace();
6875     for (Package *package in packages)
6876         if (
6877             [package uninstalled] && [package valid] && [package visible] ||
6878             [package upgradableAndEssential:YES]
6879         )
6880             [packages_ addObject:package];
6881
6882     _trace();
6883     [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
6884     _trace();
6885
6886     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6887     Section *ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") localize:NO] autorelease];
6888     Section *section = nil;
6889     NSDate *last = nil;
6890
6891     upgrades_ = 0;
6892     bool unseens = false;
6893
6894     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6895
6896     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
6897         Package *package = [packages_ objectAtIndex:offset];
6898
6899         BOOL uae = [package upgradableAndEssential:YES];
6900
6901         if (!uae) {
6902             unseens = true;
6903             NSDate *seen;
6904
6905             _profile(ChangesView$reloadData$Remember)
6906                 seen = [package seen];
6907             _end
6908
6909             if (section == nil || last != seen && (seen == nil || [seen compare:last] != NSOrderedSame)) {
6910                 last = seen;
6911
6912                 NSString *name;
6913                 if (seen == nil)
6914                     name = UCLocalize("UNKNOWN");
6915                 else {
6916                     name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
6917                     [name autorelease];
6918                 }
6919
6920                 _profile(ChangesView$reloadData$Allocate)
6921                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
6922                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
6923                     [sections_ addObject:section];
6924                 _end
6925             }
6926
6927             [section addToCount];
6928         } else if ([package ignored])
6929             [ignored addToCount];
6930         else {
6931             ++upgrades_;
6932             [upgradable addToCount];
6933         }
6934     }
6935     _trace();
6936
6937     CFRelease(formatter);
6938
6939     if (unseens) {
6940         Section *last = [sections_ lastObject];
6941         size_t count = [last count];
6942         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
6943         [sections_ removeLastObject];
6944     }
6945
6946     if ([ignored count] != 0)
6947         [sections_ insertObject:ignored atIndex:0];
6948     if (upgrades_ != 0)
6949         [sections_ insertObject:upgradable atIndex:0];
6950
6951     [list_ reloadData];
6952     [self reloadButtons];
6953 }
6954
6955 - (void) resetViewAnimated:(BOOL)animated {
6956     [list_ resetViewAnimated:animated];
6957 }
6958
6959 - (NSString *) leftButtonTitle {
6960     return [(CYBook *)book_ updating] ? nil : UCLocalize("REFRESH");
6961 }
6962
6963 - (id) rightButtonTitle {
6964     return upgrades_ == 0 ? nil : [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]];
6965 }
6966
6967 - (NSString *) title {
6968     return UCLocalize("CHANGES");
6969 }
6970
6971 @end
6972 /* }}} */
6973 /* Search View {{{ */
6974 @protocol SearchViewDelegate
6975 - (void) showKeyboard:(BOOL)show;
6976 @end
6977
6978 @interface SearchView : RVPage {
6979     UIView *accessory_;
6980     UISearchField *field_;
6981     UITransitionView *transition_;
6982     FilteredPackageTable *table_;
6983     UIPreferencesTable *advanced_;
6984     UIView *dimmed_;
6985     bool flipped_;
6986     bool reload_;
6987 }
6988
6989 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6990 - (void) reloadData;
6991
6992 @end
6993
6994 @implementation SearchView
6995
6996 - (void) dealloc {
6997     [field_ setDelegate:nil];
6998
6999     [accessory_ release];
7000     [field_ release];
7001     [transition_ release];
7002     [table_ release];
7003     [advanced_ release];
7004     [dimmed_ release];
7005     [super dealloc];
7006 }
7007
7008 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7009     return 1;
7010 }
7011
7012 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7013     switch (group) {
7014         case 0: return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("ADVANCED_SEARCH"), UCLocalize("COMING_SOON")];
7015
7016         default: _assert(false);
7017     }
7018 }
7019
7020 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7021     switch (group) {
7022         case 0: return 0;
7023
7024         default: _assert(false);
7025     }
7026 }
7027
7028 - (void) _showKeyboard:(BOOL)show {
7029     CGSize keysize = [UIKeyboard defaultSize];
7030     CGRect keydown = [book_ pageBounds];
7031     CGRect keyup = keydown;
7032     keyup.size.height -= keysize.height - ButtonBarHeight_;
7033
7034     float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
7035
7036     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
7037     [animation setSignificantRectFields:8];
7038
7039     if (show) {
7040         [animation setStartFrame:keydown];
7041         [animation setEndFrame:keyup];
7042     } else {
7043         [animation setStartFrame:keyup];
7044         [animation setEndFrame:keydown];
7045     }
7046
7047     UIAnimator *animator = [UIAnimator sharedAnimator];
7048
7049     [animator
7050         addAnimations:[NSArray arrayWithObjects:animation, nil]
7051         withDuration:(KeyboardTime_ - delay)
7052         start:!show
7053     ];
7054
7055     if (show)
7056         [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
7057
7058     [delegate_ showKeyboard:show];
7059 }
7060
7061 - (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
7062     [self _showKeyboard:YES];
7063 }
7064
7065 - (void) textFieldDidResignFirstResponder:(UITextField *)field {
7066     [self _showKeyboard:NO];
7067 }
7068
7069 - (void) keyboardInputChanged:(UIFieldEditor *)editor {
7070     if (reload_) {
7071         NSString *text([field_ text]);
7072         [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
7073         [self reloadData];
7074         reload_ = false;
7075     }
7076 }
7077
7078 - (void) textFieldClearButtonPressed:(UITextField *)field {
7079     reload_ = true;
7080 }
7081
7082 - (void) keyboardInputShouldDelete:(id)input {
7083     reload_ = true;
7084 }
7085
7086 - (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
7087     if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
7088         reload_ = true;
7089         return YES;
7090     } else {
7091         [field_ resignFirstResponder];
7092         return NO;
7093     }
7094 }
7095
7096 - (id) initWithBook:(RVBook *)book database:(Database *)database {
7097     if ((self = [super initWithBook:book]) != nil) {
7098         CGRect pageBounds = [book_ pageBounds];
7099
7100         transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
7101         [self addSubview:transition_];
7102
7103         advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
7104
7105         [advanced_ setReusesTableCells:YES];
7106         [advanced_ setDataSource:self];
7107         [advanced_ reloadData];
7108
7109         dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
7110         CGColor dimmed(space_, 0, 0, 0, 0.5);
7111         [dimmed_ setBackgroundColor:[UIColor colorWithCGColor:dimmed]];
7112
7113         table_ = [[FilteredPackageTable alloc]
7114             initWithBook:book
7115             database:database
7116             title:nil
7117             filter:@selector(isUnfilteredAndSearchedForBy:)
7118             with:nil
7119         ];
7120
7121         [table_ setShouldHideHeaderInShortLists:NO];
7122         [transition_ transition:0 toView:table_];
7123
7124         CGRect cnfrect = {{
7125 #ifdef __OBJC2__
7126         6 +
7127 #endif
7128         1, 38}, {17, 18}};
7129
7130         CGRect area;
7131         area.origin.x = /*cnfrect.origin.x + cnfrect.size.width + 4 +*/ 10;
7132         area.origin.y = 1;
7133
7134         area.size.width =
7135 #ifdef __OBJC2__
7136             8 +
7137 #endif
7138             [self bounds].size.width - area.origin.x - 18;
7139
7140         area.size.height = [UISearchField defaultHeight];
7141
7142         field_ = [[UISearchField alloc] initWithFrame:area];
7143
7144         UIFont *font = [UIFont systemFontOfSize:16];
7145         [field_ setFont:font];
7146
7147         [field_ setPlaceholder:UCLocalize("SEARCH_EX")];
7148         [field_ setDelegate:self];
7149
7150         [field_ setPaddingTop:5];
7151
7152         UITextInputTraits *traits([field_ textInputTraits]);
7153         [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7154         [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7155         [traits setReturnKeyType:UIReturnKeySearch];
7156
7157         CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
7158
7159         accessory_ = [[UIView alloc] initWithFrame:accrect];
7160         [accessory_ addSubview:field_];
7161
7162         /*UIPushButton *configure = [[[UIPushButton alloc] initWithFrame:cnfrect] autorelease];
7163         [configure setShowPressFeedback:YES];
7164         [configure setImage:[UIImage applicationImageNamed:@"advanced.png"]];
7165         [configure addTarget:self action:@selector(configurePushed) forEvents:1];
7166         [accessory_ addSubview:configure];*/
7167
7168         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7169         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7170     } return self;
7171 }
7172
7173 - (void) flipPage {
7174 #ifndef __OBJC2__
7175     LKAnimation *animation = [LKTransition animation];
7176     [animation setType:@"oglFlip"];
7177     [animation setTimingFunction:[LKTimingFunction functionWithName:@"easeInEaseOut"]];
7178     [animation setFillMode:@"extended"];
7179     [animation setTransitionFlags:3];
7180     [animation setDuration:10];
7181     [animation setSpeed:0.35];
7182     [animation setSubtype:(flipped_ ? @"fromLeft" : @"fromRight")];
7183     [[transition_ _layer] addAnimation:animation forKey:0];
7184     [transition_ transition:0 toView:(flipped_ ? (UIView *) table_ : (UIView *) advanced_)];
7185     flipped_ = !flipped_;
7186 #endif
7187 }
7188
7189 - (void) configurePushed {
7190     [field_ resignFirstResponder];
7191     [self flipPage];
7192 }
7193
7194 - (void) resetViewAnimated:(BOOL)animated {
7195     if (flipped_)
7196         [self flipPage];
7197     [table_ resetViewAnimated:animated];
7198 }
7199
7200 - (void) _reloadData {
7201 }
7202
7203 - (void) reloadData {
7204     if (flipped_)
7205         [self flipPage];
7206     [table_ setObject:[field_ text]];
7207     _profile(SearchView$reloadData)
7208         [table_ reloadData];
7209     _end
7210     PrintTimes();
7211     [table_ resetCursor];
7212 }
7213
7214 - (UIView *) accessoryView {
7215     return accessory_;
7216 }
7217
7218 - (NSString *) title {
7219     return nil;
7220 }
7221
7222 - (NSString *) backButtonTitle {
7223     return UCLocalize("SEARCH");
7224 }
7225
7226 - (void) setDelegate:(id)delegate {
7227     [table_ setDelegate:delegate];
7228     [super setDelegate:delegate];
7229 }
7230
7231 @end
7232 /* }}} */
7233
7234 @interface SettingsView : RVPage {
7235     _transient Database *database_;
7236     NSString *name_;
7237     Package *package_;
7238     UIPreferencesTable *table_;
7239     _UISwitchSlider *subscribedSwitch_;
7240     _UISwitchSlider *ignoredSwitch_;
7241     UIPreferencesControlTableCell *subscribedCell_;
7242     UIPreferencesControlTableCell *ignoredCell_;
7243 }
7244
7245 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7246
7247 @end
7248
7249 @implementation SettingsView
7250
7251 - (void) dealloc {
7252     [table_ setDataSource:nil];
7253
7254     [name_ release];
7255     if (package_ != nil)
7256         [package_ release];
7257     [table_ release];
7258     [subscribedSwitch_ release];
7259     [ignoredSwitch_ release];
7260     [subscribedCell_ release];
7261     [ignoredCell_ release];
7262     [super dealloc];
7263 }
7264
7265 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7266     if (package_ == nil)
7267         return 0;
7268
7269     return 2;
7270 }
7271
7272 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7273     if (package_ == nil)
7274         return nil;
7275
7276     switch (group) {
7277         case 0: return nil;
7278         case 1: return nil;
7279
7280         default: _assert(false);
7281     }
7282
7283     return nil;
7284 }
7285
7286 - (BOOL) preferencesTable:(UIPreferencesTable *)table isLabelGroup:(int)group {
7287     if (package_ == nil)
7288         return NO;
7289
7290     switch (group) {
7291         case 0: return NO;
7292         case 1: return YES;
7293
7294         default: _assert(false);
7295     }
7296
7297     return NO;
7298 }
7299
7300 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7301     if (package_ == nil)
7302         return 0;
7303
7304     switch (group) {
7305         case 0: return 1;
7306         case 1: return 1;
7307
7308         default: _assert(false);
7309     }
7310
7311     return 0;
7312 }
7313
7314 - (void) onSomething:(UIPreferencesControlTableCell *)cell withKey:(NSString *)key {
7315     if (package_ == nil)
7316         return;
7317
7318     _UISwitchSlider *slider([cell control]);
7319     BOOL value([slider value] != 0);
7320     NSMutableDictionary *metadata([package_ metadata]);
7321
7322     BOOL before;
7323     if (NSNumber *number = [metadata objectForKey:key])
7324         before = [number boolValue];
7325     else
7326         before = NO;
7327
7328     if (value != before) {
7329         [metadata setObject:[NSNumber numberWithBool:value] forKey:key];
7330         Changed_ = true;
7331         [delegate_ updateData];
7332     }
7333 }
7334
7335 - (void) onSubscribed:(UIPreferencesControlTableCell *)cell {
7336     [self onSomething:cell withKey:@"IsSubscribed"];
7337 }
7338
7339 - (void) onIgnored:(UIPreferencesControlTableCell *)cell {
7340     [self onSomething:cell withKey:@"IsIgnored"];
7341 }
7342
7343 - (id) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
7344     if (package_ == nil)
7345         return nil;
7346
7347     switch (group) {
7348         case 0: switch (row) {
7349             case 0:
7350                 return subscribedCell_;
7351             case 1:
7352                 return ignoredCell_;
7353             default: _assert(false);
7354         } break;
7355
7356         case 1: switch (row) {
7357             case 0: {
7358                 UIPreferencesControlTableCell *cell([[[UIPreferencesControlTableCell alloc] init] autorelease]);
7359                 [cell setShowSelection:NO];
7360                 [cell setTitle:UCLocalize("SHOW_ALL_CHANGES_EX")];
7361                 return cell;
7362             }
7363
7364             default: _assert(false);
7365         } break;
7366
7367         default: _assert(false);
7368     }
7369
7370     return nil;
7371 }
7372
7373 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7374     if ((self = [super initWithBook:book])) {
7375         database_ = database;
7376         name_ = [package retain];
7377
7378         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
7379         [self addSubview:table_];
7380
7381         subscribedSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7382         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:kUIControlEventMouseUpInside];
7383
7384         ignoredSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7385         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:kUIControlEventMouseUpInside];
7386
7387         subscribedCell_ = [[UIPreferencesControlTableCell alloc] init];
7388         [subscribedCell_ setShowSelection:NO];
7389         [subscribedCell_ setTitle:UCLocalize("SHOW_ALL_CHANGES")];
7390         [subscribedCell_ setControl:subscribedSwitch_];
7391
7392         ignoredCell_ = [[UIPreferencesControlTableCell alloc] init];
7393         [ignoredCell_ setShowSelection:NO];
7394         [ignoredCell_ setTitle:UCLocalize("IGNORE_UPGRADES")];
7395         [ignoredCell_ setControl:ignoredSwitch_];
7396
7397         [table_ setDataSource:self];
7398         [self reloadData];
7399     } return self;
7400 }
7401
7402 - (void) resetViewAnimated:(BOOL)animated {
7403     [table_ resetViewAnimated:animated];
7404 }
7405
7406 - (void) reloadData {
7407     if (package_ != nil)
7408         [package_ autorelease];
7409     package_ = [database_ packageWithName:name_];
7410     if (package_ != nil) {
7411         [package_ retain];
7412         [subscribedSwitch_ setValue:([package_ subscribed] ? 1 : 0) animated:NO];
7413         [ignoredSwitch_ setValue:([package_ ignored] ? 1 : 0) animated:NO];
7414     }
7415
7416     [table_ reloadData];
7417 }
7418
7419 - (NSString *) title {
7420     return UCLocalize("SETTINGS");
7421 }
7422
7423 @end
7424
7425 /* Signature View {{{ */
7426 @interface SignatureView : CydiaBrowserView {
7427     _transient Database *database_;
7428     NSString *package_;
7429 }
7430
7431 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7432
7433 @end
7434
7435 @implementation SignatureView
7436
7437 - (void) dealloc {
7438     [package_ release];
7439     [super dealloc];
7440 }
7441
7442 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7443     // XXX: dude!
7444     [super webView:sender didClearWindowObject:window forFrame:frame];
7445 }
7446
7447 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7448     if ((self = [super initWithBook:book]) != nil) {
7449         database_ = database;
7450         package_ = [package retain];
7451         [self reloadData];
7452     } return self;
7453 }
7454
7455 - (void) resetViewAnimated:(BOOL)animated {
7456 }
7457
7458 - (void) reloadData {
7459     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7460 }
7461
7462 @end
7463 /* }}} */
7464
7465 @interface Cydia : UIApplication <
7466     ConfirmationViewDelegate,
7467     ProgressViewDelegate,
7468     SearchViewDelegate,
7469     CydiaDelegate
7470 > {
7471     UIWindow *window_;
7472
7473     UIView *underlay_;
7474     UIView *overlay_;
7475     CYBook *book_;
7476     UIToolbar *buttonbar_;
7477
7478     RVBook *confirm_;
7479
7480     NSMutableArray *essential_;
7481     NSMutableArray *broken_;
7482
7483     Database *database_;
7484     ProgressView *progress_;
7485
7486     unsigned tag_;
7487
7488     UIKeyboard *keyboard_;
7489     UIProgressHUD *hud_;
7490
7491     SectionsView *sections_;
7492     ChangesView *changes_;
7493     ManageView *manage_;
7494     SearchView *search_;
7495
7496 #if RecyclePackageViews
7497     NSMutableArray *details_;
7498 #endif
7499 }
7500
7501 @end
7502
7503 @implementation Cydia
7504
7505 - (void) _loaded {
7506     if ([broken_ count] != 0) {
7507         int count = [broken_ count];
7508
7509         UIActionSheet *sheet = [[[UIActionSheet alloc]
7510             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
7511             buttons:[NSArray arrayWithObjects:
7512                 UCLocalize("FORCIBLY_CLEAR"),
7513                 UCLocalize("TEMPORARY_IGNORE"),
7514             nil]
7515             defaultButtonIndex:0
7516             delegate:self
7517             context:@"fixhalf"
7518         ] autorelease];
7519
7520         [sheet setBodyText:UCLocalize("HALFINSTALLED_PACKAGE_EX")];
7521         [sheet popupAlertAnimated:YES];
7522     } else if (!Ignored_ && [essential_ count] != 0) {
7523         int count = [essential_ count];
7524
7525         UIActionSheet *sheet = [[[UIActionSheet alloc]
7526             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
7527             buttons:[NSArray arrayWithObjects:
7528                 UCLocalize("UPGRADE_ESSENTIAL"),
7529                 UCLocalize("COMPLETE_UPGRADE"),
7530                 UCLocalize("TEMPORARY_IGNORE"),
7531             nil]
7532             defaultButtonIndex:0
7533             delegate:self
7534             context:@"upgrade"
7535         ] autorelease];
7536
7537         [sheet setBodyText:UCLocalize("ESSENTIAL_UPGRADE_EX")];
7538         [sheet popupAlertAnimated:YES];
7539     }
7540 }
7541
7542 - (void) _reloadData {
7543     UIView *block();
7544
7545     static bool loaded(false);
7546     UIProgressHUD *hud([self addProgressHUD]);
7547     [hud setText:(loaded ? UCLocalize("RELOADING_DATA") : UCLocalize("LOADING_DATA"))];
7548     loaded = true;
7549
7550     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
7551     _trace();
7552
7553     [self removeProgressHUD:hud];
7554
7555     size_t changes(0);
7556
7557     [essential_ removeAllObjects];
7558     [broken_ removeAllObjects];
7559
7560     NSArray *packages = [database_ packages];
7561     for (Package *package in packages) {
7562         if ([package half])
7563             [broken_ addObject:package];
7564         if ([package upgradableAndEssential:NO]) {
7565             if ([package essential])
7566                 [essential_ addObject:package];
7567             ++changes;
7568         }
7569     }
7570
7571     if (changes != 0) {
7572         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
7573         [buttonbar_ setBadgeValue:badge forButton:3];
7574         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7575             [buttonbar_ setBadgeAnimated:([essential_ count] != 0) forButton:3];
7576         if ([self respondsToSelector:@selector(setApplicationBadge:)])
7577             [self setApplicationBadge:badge];
7578         else
7579             [self setApplicationBadgeString:badge];
7580     } else {
7581         [buttonbar_ setBadgeValue:nil forButton:3];
7582         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7583             [buttonbar_ setBadgeAnimated:NO forButton:3];
7584         if ([self respondsToSelector:@selector(removeApplicationBadge)])
7585             [self removeApplicationBadge];
7586         else // XXX: maybe use setApplicationBadgeString also?
7587             [self setApplicationIconBadgeNumber:0];
7588     }
7589
7590     Queuing_ = false;
7591     [buttonbar_ setBadgeValue:nil forButton:4];
7592
7593     [self updateData];
7594
7595     // XXX: what is this line of code for?
7596     if ([packages count] == 0);
7597     else if (Loaded_ || ManualRefresh) loaded:
7598         [self _loaded];
7599     else {
7600         Loaded_ = YES;
7601
7602         if (NSDate *update = [Metadata_ objectForKey:@"LastUpdate"]) {
7603             NSTimeInterval interval([update timeIntervalSinceNow]);
7604             if (interval <= 0 && interval > -600)
7605                 goto loaded;
7606         }
7607
7608         [book_ update];
7609     }
7610 }
7611
7612 - (void) _saveConfig {
7613     if (Changed_) {
7614         _trace();
7615         NSString *error(nil);
7616         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
7617             _trace();
7618             NSError *error(nil);
7619             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
7620                 NSLog(@"failure to save metadata data: %@", error);
7621             _trace();
7622         } else {
7623             NSLog(@"failure to serialize metadata: %@", error);
7624             return;
7625         }
7626
7627         Changed_ = false;
7628     }
7629 }
7630
7631 - (void) updateData {
7632     [self _saveConfig];
7633
7634     /* XXX: this is just stupid */
7635     if (tag_ != 2 && sections_ != nil)
7636         [sections_ reloadData];
7637     if (tag_ != 3 && changes_ != nil)
7638         [changes_ reloadData];
7639     if (tag_ != 5 && search_ != nil)
7640         [search_ reloadData];
7641
7642     [book_ reloadData];
7643 }
7644
7645 - (void) update_ {
7646     [database_ update];
7647 }
7648
7649 - (void) syncData {
7650     FILE *file = fopen("/etc/apt/sources.list.d/cydia.list", "w");
7651     _assert(file != NULL);
7652
7653     NSArray *keys = [Sources_ allKeys];
7654
7655     for (NSString *key in keys) {
7656         NSDictionary *source = [Sources_ objectForKey:key];
7657
7658         fprintf(file, "%s %s %s\n",
7659             [[source objectForKey:@"Type"] UTF8String],
7660             [[source objectForKey:@"URI"] UTF8String],
7661             [[source objectForKey:@"Distribution"] UTF8String]
7662         );
7663     }
7664
7665     fclose(file);
7666
7667     [self _saveConfig];
7668
7669     [progress_
7670         detachNewThreadSelector:@selector(update_)
7671         toTarget:self
7672         withObject:nil
7673         title:UCLocalize("UPDATING_SOURCES")
7674     ];
7675 }
7676
7677 - (void) reloadData {
7678     @synchronized (self) {
7679         if (confirm_ == nil)
7680             [self _reloadData];
7681     }
7682 }
7683
7684 - (void) resolve {
7685     pkgProblemResolver *resolver = [database_ resolver];
7686
7687     resolver->InstallProtect();
7688     if (!resolver->Resolve(true))
7689         _error->Discard();
7690 }
7691
7692 - (void) popUpBook:(RVBook *)book {
7693     [underlay_ popSubview:book];
7694 }
7695
7696 - (CGRect) popUpBounds {
7697     return [underlay_ bounds];
7698 }
7699
7700 - (void) perform {
7701     [database_ prepare];
7702
7703     confirm_ = [[RVBook alloc] initWithFrame:[self popUpBounds]];
7704     [confirm_ setDelegate:self];
7705
7706     ConfirmationView *page([[[ConfirmationView alloc] initWithBook:confirm_ database:database_] autorelease]);
7707     [page setDelegate:self];
7708
7709     [confirm_ setPage:page];
7710     [self popUpBook:confirm_];
7711 }
7712
7713 - (void) queue {
7714     @synchronized (self) {
7715         [self perform];
7716     }
7717 }
7718
7719 - (void) clearPackage:(Package *)package {
7720     @synchronized (self) {
7721         [package clear];
7722         [self resolve];
7723         [self perform];
7724     }
7725 }
7726
7727 - (void) installPackage:(Package *)package {
7728     @synchronized (self) {
7729         [package install];
7730         [self resolve];
7731         [self perform];
7732     }
7733 }
7734
7735 - (void) removePackage:(Package *)package {
7736     @synchronized (self) {
7737         [package remove];
7738         [self resolve];
7739         [self perform];
7740     }
7741 }
7742
7743 - (void) distUpgrade {
7744     @synchronized (self) {
7745         [database_ upgrade];
7746         [self perform];
7747     }
7748 }
7749
7750 - (void) cancel {
7751     [self slideUp:[[[UIActionSheet alloc]
7752         initWithTitle:nil
7753         buttons:[NSArray arrayWithObjects:UCLocalize("CONTINUE_QUEUING"), UCLocalize("CANCEL_CLEAR"), nil]
7754         defaultButtonIndex:1
7755         delegate:self
7756         context:@"cancel"
7757     ] autorelease]];
7758 }
7759
7760 - (void) complete {
7761     @synchronized (self) {
7762         [self _reloadData];
7763
7764         if (confirm_ != nil) {
7765             [confirm_ release];
7766             confirm_ = nil;
7767         }
7768     }
7769 }
7770
7771 - (void) confirm {
7772     [overlay_ removeFromSuperview];
7773     reload_ = true;
7774
7775     [progress_
7776         detachNewThreadSelector:@selector(perform)
7777         toTarget:database_
7778         withObject:nil
7779         title:UCLocalize("RUNNING")
7780     ];
7781 }
7782
7783 - (void) bootstrap_ {
7784     [database_ update];
7785     [database_ upgrade];
7786     [database_ prepare];
7787     [database_ perform];
7788 }
7789
7790 /* XXX: replace and localize */
7791 - (void) bootstrap {
7792     [progress_
7793         detachNewThreadSelector:@selector(bootstrap_)
7794         toTarget:self
7795         withObject:nil
7796         title:@"Bootstrap Install"
7797     ];
7798 }
7799
7800 - (void) progressViewIsComplete:(ProgressView *)progress {
7801     if (confirm_ != nil) {
7802         [underlay_ addSubview:overlay_];
7803         [confirm_ popFromSuperviewAnimated:NO];
7804     }
7805
7806     [self complete];
7807 }
7808
7809 - (void) setPage:(RVPage *)page {
7810     [page resetViewAnimated:NO];
7811     [page setDelegate:self];
7812     [book_ setPage:page];
7813 }
7814
7815 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
7816     CydiaBrowserView *browser = [[[_class alloc] initWithBook:book_] autorelease];
7817     [browser loadURL:url];
7818     return browser;
7819 }
7820
7821 - (void) _setHomePage {
7822     [self setPage:[self _pageForURL:[NSURL URLWithString:@"http://cydia.saurik.com/"] withClass:[HomeView class]]];
7823 }
7824
7825 - (SectionsView *) sectionsView {
7826     if (sections_ == nil)
7827         sections_ = [[SectionsView alloc] initWithBook:book_ database:database_];
7828     return sections_;
7829 }
7830
7831 - (void) buttonBarItemTapped:(id)sender {
7832     unsigned tag = [sender tag];
7833     if (tag == tag_) {
7834         [book_ resetViewAnimated:YES];
7835         return;
7836     } else if (tag_ == 2 && tag != 2)
7837         [[self sectionsView] resetView];
7838
7839     switch (tag) {
7840         case 1: [self _setHomePage]; break;
7841
7842         case 2: [self setPage:[self sectionsView]]; break;
7843         case 3: [self setPage:changes_]; break;
7844         case 4: [self setPage:manage_]; break;
7845         case 5: [self setPage:search_]; break;
7846
7847         default: _assert(false);
7848     }
7849
7850     tag_ = tag;
7851 }
7852
7853 - (void) applicationWillSuspend {
7854     [database_ clean];
7855     [super applicationWillSuspend];
7856 }
7857
7858 - (void) askForSettings {
7859     NSString *parenthetical(UCLocalize("PARENTHETICAL"));
7860
7861     UIActionSheet *role = [[[UIActionSheet alloc]
7862         initWithTitle:UCLocalize("WHO_ARE_YOU")
7863         buttons:[NSArray arrayWithObjects:
7864             [NSString stringWithFormat:parenthetical, UCLocalize("USER"), UCLocalize("USER_EX")],
7865             [NSString stringWithFormat:parenthetical, UCLocalize("HACKER"), UCLocalize("HACKER_EX")],
7866             [NSString stringWithFormat:parenthetical, UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")],
7867         nil]
7868         defaultButtonIndex:-1
7869         delegate:self
7870         context:@"role"
7871     ] autorelease];
7872
7873     [role setBodyText:UCLocalize("ROLE_EX")];
7874     [role popupAlertAnimated:YES];
7875 }
7876
7877 - (void) setPackageView:(PackageView *)view {
7878     WebThreadLock();
7879     [view setPackage:nil];
7880 #if RecyclePackageViews
7881     if ([details_ count] < 3)
7882         [details_ addObject:view];
7883 #endif
7884     WebThreadUnlock();
7885 }
7886
7887 - (PackageView *) _packageView {
7888     return [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
7889 }
7890
7891 - (PackageView *) packageView {
7892 #if RecyclePackageViews
7893     PackageView *view;
7894     size_t count([details_ count]);
7895
7896     if (count == 0) {
7897         view = [self _packageView];
7898       renew:
7899         [details_ addObject:[self _packageView]];
7900     } else {
7901         view = [[[details_ lastObject] retain] autorelease];
7902         [details_ removeLastObject];
7903         if (count == 1)
7904             goto renew;
7905     }
7906
7907     return view;
7908 #else
7909     return [self _packageView];
7910 #endif
7911 }
7912
7913 - (void) finish {
7914     if (hud_ != nil) {
7915         [self setStatusBarShowsProgress:NO];
7916         [self removeProgressHUD:hud_];
7917
7918         [hud_ autorelease];
7919         hud_ = nil;
7920
7921         pid_t pid = ExecFork();
7922         if (pid == 0) {
7923             execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
7924             perror("launchctl stop");
7925         }
7926
7927         return;
7928     }
7929
7930     if (Role_ == nil) {
7931         [self askForSettings];
7932         return;
7933     }
7934
7935     _trace();
7936     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
7937
7938     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
7939     book_ = [[CYBook alloc] initWithFrame:CGRectMake(
7940         0, 0, screenrect.size.width, screenrect.size.height - 48
7941     ) database:database_];
7942
7943     [book_ setDelegate:self];
7944
7945     [overlay_ addSubview:book_];
7946
7947     NSArray *buttonitems = [NSArray arrayWithObjects:
7948         [NSDictionary dictionaryWithObjectsAndKeys:
7949             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7950             @"home-up.png", kUIButtonBarButtonInfo,
7951             @"home-dn.png", kUIButtonBarButtonSelectedInfo,
7952             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
7953             self, kUIButtonBarButtonTarget,
7954             @"Cydia", kUIButtonBarButtonTitle,
7955             @"0", kUIButtonBarButtonType,
7956         nil],
7957
7958         [NSDictionary dictionaryWithObjectsAndKeys:
7959             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7960             @"install-up.png", kUIButtonBarButtonInfo,
7961             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
7962             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
7963             self, kUIButtonBarButtonTarget,
7964             UCLocalize("SECTIONS"), kUIButtonBarButtonTitle,
7965             @"0", kUIButtonBarButtonType,
7966         nil],
7967
7968         [NSDictionary dictionaryWithObjectsAndKeys:
7969             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7970             @"changes-up.png", kUIButtonBarButtonInfo,
7971             @"changes-dn.png", kUIButtonBarButtonSelectedInfo,
7972             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
7973             self, kUIButtonBarButtonTarget,
7974             UCLocalize("CHANGES"), kUIButtonBarButtonTitle,
7975             @"0", kUIButtonBarButtonType,
7976         nil],
7977
7978         [NSDictionary dictionaryWithObjectsAndKeys:
7979             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7980             @"manage-up.png", kUIButtonBarButtonInfo,
7981             @"manage-dn.png", kUIButtonBarButtonSelectedInfo,
7982             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
7983             self, kUIButtonBarButtonTarget,
7984             UCLocalize("MANAGE"), kUIButtonBarButtonTitle,
7985             @"0", kUIButtonBarButtonType,
7986         nil],
7987
7988         [NSDictionary dictionaryWithObjectsAndKeys:
7989             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7990             @"search-up.png", kUIButtonBarButtonInfo,
7991             @"search-dn.png", kUIButtonBarButtonSelectedInfo,
7992             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
7993             self, kUIButtonBarButtonTarget,
7994             UCLocalize("SEARCH"), kUIButtonBarButtonTitle,
7995             @"0", kUIButtonBarButtonType,
7996         nil],
7997     nil];
7998
7999     buttonbar_ = [[UIToolbar alloc]
8000         initInView:overlay_
8001         withFrame:CGRectMake(
8002             0, screenrect.size.height - ButtonBarHeight_,
8003             screenrect.size.width, ButtonBarHeight_
8004         )
8005         withItemList:buttonitems
8006     ];
8007
8008     [buttonbar_ setDelegate:self];
8009     [buttonbar_ setBarStyle:1];
8010     [buttonbar_ setButtonBarTrackingMode:2];
8011
8012     int buttons[5] = {1, 2, 3, 4, 5};
8013     [buttonbar_ registerButtonGroup:0 withButtons:buttons withCount:5];
8014     [buttonbar_ showButtonGroup:0 withDuration:0];
8015
8016     for (int i = 0; i != 5; ++i)
8017         [[buttonbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
8018             i * 64 + 2, 1, 60, ButtonBarHeight_
8019         )];
8020
8021     [buttonbar_ showSelectionForButton:1];
8022     [overlay_ addSubview:buttonbar_];
8023
8024     [UIKeyboard initImplementationNow];
8025     CGSize keysize = [UIKeyboard defaultSize];
8026     CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
8027     keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
8028     //[[UIKeyboardImpl sharedInstance] setSoundsEnabled:(Sounds_Keyboard_ ? YES : NO)];
8029     [overlay_ addSubview:keyboard_];
8030
8031     if (!bootstrap_)
8032         [underlay_ addSubview:overlay_];
8033
8034     [self reloadData];
8035
8036     [self sectionsView];
8037     changes_ = [[ChangesView alloc] initWithBook:book_ database:database_];
8038     search_ = [[SearchView alloc] initWithBook:book_ database:database_];
8039
8040     manage_ = (ManageView *) [[self
8041         _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8042         withClass:[ManageView class]
8043     ] retain];
8044
8045 #if RecyclePackageViews
8046     details_ = [[NSMutableArray alloc] initWithCapacity:4];
8047     [details_ addObject:[self _packageView]];
8048     [details_ addObject:[self _packageView]];
8049 #endif
8050
8051     PrintTimes();
8052
8053     if (bootstrap_)
8054         [self bootstrap];
8055     else
8056         [self _setHomePage];
8057 }
8058
8059 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
8060     NSString *context([sheet context]);
8061
8062     if ([context isEqualToString:@"missing"])
8063         [sheet dismiss];
8064     else if ([context isEqualToString:@"cancel"]) {
8065         bool clear;
8066
8067         switch (button) {
8068             case 1:
8069                 clear = false;
8070             break;
8071
8072             case 2:
8073                 clear = true;
8074             break;
8075
8076             default:
8077                 _assert(false);
8078         }
8079
8080         [sheet dismiss];
8081
8082         @synchronized (self) {
8083             if (clear)
8084                 [self _reloadData];
8085             else {
8086                 Queuing_ = true;
8087                 [buttonbar_ setBadgeValue:UCLocalize("Q_D") forButton:4];
8088                 [book_ reloadData];
8089             }
8090
8091             if (confirm_ != nil) {
8092                 [confirm_ release];
8093                 confirm_ = nil;
8094             }
8095         }
8096     } else if ([context isEqualToString:@"fixhalf"]) {
8097         switch (button) {
8098             case 1:
8099                 @synchronized (self) {
8100                     for (Package *broken in broken_) {
8101                         [broken remove];
8102
8103                         NSString *id = [broken id];
8104                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8105                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8106                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8107                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8108                     }
8109
8110                     [self resolve];
8111                     [self perform];
8112                 }
8113             break;
8114
8115             case 2:
8116                 [broken_ removeAllObjects];
8117                 [self _loaded];
8118             break;
8119
8120             default:
8121                 _assert(false);
8122         }
8123
8124         [sheet dismiss];
8125     } else if ([context isEqualToString:@"role"]) {
8126         switch (button) {
8127             case 1: Role_ = @"User"; break;
8128             case 2: Role_ = @"Hacker"; break;
8129             case 3: Role_ = @"Developer"; break;
8130
8131             default:
8132                 Role_ = nil;
8133                 _assert(false);
8134         }
8135
8136         bool reset = Settings_ != nil;
8137
8138         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8139             Role_, @"Role",
8140         nil];
8141
8142         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8143
8144         Changed_ = true;
8145
8146         [sheet dismiss];
8147
8148         if (reset)
8149             [self updateData];
8150         else
8151             [self finish];
8152     } else if ([context isEqualToString:@"upgrade"]) {
8153         switch (button) {
8154             case 1:
8155                 @synchronized (self) {
8156                     for (Package *essential in essential_)
8157                         [essential install];
8158
8159                     [self resolve];
8160                     [self perform];
8161                 }
8162             break;
8163
8164             case 2:
8165                 [self distUpgrade];
8166             break;
8167
8168             case 3:
8169                 Ignored_ = YES;
8170             break;
8171
8172             default:
8173                 _assert(false);
8174         }
8175
8176         [sheet dismiss];
8177     }
8178 }
8179
8180 - (void) reorganize { _pooled
8181     system("/usr/libexec/cydia/free.sh");
8182     [self performSelectorOnMainThread:@selector(finish) withObject:nil waitUntilDone:NO];
8183 }
8184
8185 - (void) applicationSuspend:(__GSEvent *)event {
8186     if (hud_ == nil && ![progress_ isRunning])
8187         [super applicationSuspend:event];
8188 }
8189
8190 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8191     if (hud_ == nil)
8192         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8193 }
8194
8195 - (void) _setSuspended:(BOOL)value {
8196     if (hud_ == nil)
8197         [super _setSuspended:value];
8198 }
8199
8200 - (UIProgressHUD *) addProgressHUD {
8201     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8202     [window_ setUserInteractionEnabled:NO];
8203     [hud show:YES];
8204     [progress_ addSubview:hud];
8205     return hud;
8206 }
8207
8208 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8209     [hud show:NO];
8210     [hud removeFromSuperview];
8211     [window_ setUserInteractionEnabled:YES];
8212 }
8213
8214 - (RVPage *) pageForPackage:(NSString *)name {
8215     if (Package *package = [database_ packageWithName:name]) {
8216         PackageView *view([self packageView]);
8217         [view setPackage:package];
8218         return view;
8219     } else {
8220         UIActionSheet *sheet = [[[UIActionSheet alloc]
8221             initWithTitle:UCLocalize("CANNOT_LOCATE_PACKAGE")
8222             buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
8223             defaultButtonIndex:0
8224             delegate:self
8225             context:@"missing"
8226         ] autorelease];
8227
8228         [sheet setBodyText:[NSString stringWithFormat:UCLocalize("PACKAGE_CANNOT_BE_FOUND"), name]];
8229
8230         [sheet popupAlertAnimated:YES];
8231         return nil;
8232     }
8233 }
8234
8235 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8236     if (tag != NULL)
8237         tag = 0;
8238
8239     NSString *href([url absoluteString]);
8240     if ([href hasPrefix:@"apptapp://package/"])
8241         return [self pageForPackage:[href substringFromIndex:18]];
8242
8243     NSString *scheme([[url scheme] lowercaseString]);
8244     if (![scheme isEqualToString:@"cydia"])
8245         return nil;
8246     NSString *path([url absoluteString]);
8247     if ([path length] < 8)
8248         return nil;
8249     path = [path substringFromIndex:8];
8250     if (![path hasPrefix:@"/"])
8251         path = [@"/" stringByAppendingString:path];
8252
8253     if ([path isEqualToString:@"/add-source"])
8254         return [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
8255     else if ([path isEqualToString:@"/storage"])
8256         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CydiaBrowserView class]];
8257     else if ([path isEqualToString:@"/sources"])
8258         return [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
8259     else if ([path isEqualToString:@"/packages"])
8260         return [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
8261     else if ([path hasPrefix:@"/url/"])
8262         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CydiaBrowserView class]];
8263     else if ([path hasPrefix:@"/launch/"])
8264         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8265     else if ([path hasPrefix:@"/package-settings/"])
8266         return [[[SettingsView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:18]] autorelease];
8267     else if ([path hasPrefix:@"/package-signature/"])
8268         return [[[SignatureView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:19]] autorelease];
8269     else if ([path hasPrefix:@"/package/"])
8270         return [self pageForPackage:[path substringFromIndex:9]];
8271     else if ([path hasPrefix:@"/files/"]) {
8272         NSString *name = [path substringFromIndex:7];
8273
8274         if (Package *package = [database_ packageWithName:name]) {
8275             FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
8276             [files setPackage:package];
8277             return files;
8278         }
8279     }
8280
8281     return nil;
8282 }
8283
8284 - (void) applicationOpenURL:(NSURL *)url {
8285     [super applicationOpenURL:url];
8286     int tag;
8287     if (RVPage *page = [self pageForURL:url hasTag:&tag]) {
8288         [self setPage:page];
8289         [buttonbar_ showSelectionForButton:tag];
8290         tag_ = tag;
8291     }
8292 }
8293
8294 - (void) applicationDidFinishLaunching:(id)unused {
8295     [BrowserView _initialize];
8296
8297     _trace();
8298     Font12_ = [[UIFont systemFontOfSize:12] retain];
8299     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8300     Font14_ = [[UIFont systemFontOfSize:14] retain];
8301     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8302     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8303
8304     tag_ = 1;
8305
8306     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8307     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8308
8309     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8310
8311     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
8312     window_ = [[UIWindow alloc] initWithContentRect:screenrect];
8313
8314     [window_ orderFront:self];
8315     [window_ makeKey:self];
8316     [window_ setHidden:NO];
8317
8318     database_ = [Database sharedInstance];
8319     progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
8320     [database_ setDelegate:progress_];
8321     [window_ setContentView:progress_];
8322
8323     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
8324     [progress_ setContentView:underlay_];
8325
8326     [progress_ resetView];
8327
8328     if (
8329         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8330         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8331         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL /*||
8332         readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL*/ ||
8333         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8334         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8335         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8336         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL /*||
8337         readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL*/
8338     ) {
8339         [self setIdleTimerDisabled:YES];
8340
8341         hud_ = [[self addProgressHUD] retain];
8342         [hud_ setText:@"Reorganizing\n\nWill Automatically\nClose When Done"];
8343
8344         [self setStatusBarShowsProgress:YES];
8345
8346         [NSThread
8347             detachNewThreadSelector:@selector(reorganize)
8348             toTarget:self
8349             withObject:nil
8350         ];
8351     } else
8352         [self finish];
8353 }
8354
8355 - (void) showKeyboard:(BOOL)show {
8356     CGSize keysize = [UIKeyboard defaultSize];
8357     CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
8358     CGRect keyup = keydown;
8359     keyup.origin.y -= keysize.height;
8360
8361     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease];
8362     [animation setSignificantRectFields:2];
8363
8364     if (show) {
8365         [animation setStartFrame:keydown];
8366         [animation setEndFrame:keyup];
8367         [keyboard_ activate];
8368     } else {
8369         [animation setStartFrame:keyup];
8370         [animation setEndFrame:keydown];
8371         [keyboard_ deactivate];
8372     }
8373
8374     [[UIAnimator sharedAnimator]
8375         addAnimations:[NSArray arrayWithObjects:animation, nil]
8376         withDuration:KeyboardTime_
8377         start:YES
8378     ];
8379 }
8380
8381 - (void) slideUp:(UIActionSheet *)alert {
8382     if (Advanced_)
8383         [alert presentSheetFromButtonBar:buttonbar_];
8384     else
8385         [alert presentSheetInView:overlay_];
8386 }
8387
8388 @end
8389
8390 void AddPreferences(NSString *plist) { _pooled
8391     NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
8392     _assert(settings != NULL);
8393     NSMutableArray *items = [settings objectForKey:@"items"];
8394
8395     bool cydia(false);
8396
8397     for (NSMutableDictionary *item in items) {
8398         NSString *label = [item objectForKey:@"label"];
8399         if (label != nil && [label isEqualToString:@"Cydia"]) {
8400             cydia = true;
8401             break;
8402         }
8403     }
8404
8405     if (!cydia) {
8406         for (size_t i(0); i != [items count]; ++i) {
8407             NSDictionary *item([items objectAtIndex:i]);
8408             NSString *label = [item objectForKey:@"label"];
8409             if (label != nil && [label isEqualToString:@"General"]) {
8410                 [items insertObject:[NSDictionary dictionaryWithObjectsAndKeys:
8411                     @"CydiaSettings", @"bundle",
8412                     @"PSLinkCell", @"cell",
8413                     [NSNumber numberWithBool:YES], @"hasIcon",
8414                     [NSNumber numberWithBool:YES], @"isController",
8415                     @"Cydia", @"label",
8416                 nil] atIndex:(i + 1)];
8417
8418                 break;
8419             }
8420         }
8421
8422         _assert([settings writeToFile:plist atomically:YES] == YES);
8423     }
8424 }
8425
8426 /*IMP alloc_;
8427 id Alloc_(id self, SEL selector) {
8428     id object = alloc_(self, selector);
8429     lprintf("[%s]A-%p\n", self->isa->name, object);
8430     return object;
8431 }*/
8432
8433 /*IMP dealloc_;
8434 id Dealloc_(id self, SEL selector) {
8435     id object = dealloc_(self, selector);
8436     lprintf("[%s]D-%p\n", self->isa->name, object);
8437     return object;
8438 }*/
8439
8440 Class $WebDefaultUIKitDelegate;
8441
8442 void (*_UIWebDocumentView$_setUIKitDelegate$)(UIWebDocumentView *, SEL, id);
8443
8444 void $UIWebDocumentView$_setUIKitDelegate$(UIWebDocumentView *self, SEL sel, id delegate) {
8445     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8446         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8447     return _UIWebDocumentView$_setUIKitDelegate$(self, sel, delegate);
8448 }
8449
8450 int main(int argc, char *argv[]) { _pooled
8451     _trace();
8452
8453     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8454
8455     /* Library Hacks {{{ */
8456     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8457
8458     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8459     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8460     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8461         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8462         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8463     }
8464     /* }}} */
8465     /* Set Locale {{{ */
8466     Locale_ = CFLocaleCopyCurrent();
8467     Languages_ = [NSLocale preferredLanguages];
8468     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
8469     //NSLog(@"%@", [Languages_ description]);
8470     const char *lang;
8471     if (Languages_ == nil || [Languages_ count] == 0)
8472         lang = NULL;
8473     else
8474         lang = [[Languages_ objectAtIndex:0] UTF8String];
8475     setenv("LANG", lang, true);
8476     //std::setlocale(LC_ALL, lang);
8477     NSLog(@"Setting Language: %s", lang);
8478     /* }}} */
8479
8480     // XXX: apr_app_initialize?
8481     apr_initialize();
8482
8483     /* Parse Arguments {{{ */
8484     bool substrate(false);
8485
8486     if (argc != 0) {
8487         char **args(argv);
8488         int arge(1);
8489
8490         for (int argi(1); argi != argc; ++argi)
8491             if (strcmp(argv[argi], "--") == 0) {
8492                 arge = argi;
8493                 argv[argi] = argv[0];
8494                 argv += argi;
8495                 argc -= argi;
8496                 break;
8497             }
8498
8499         for (int argi(1); argi != arge; ++argi)
8500             if (strcmp(args[argi], "--bootstrap") == 0)
8501                 bootstrap_ = true;
8502             else if (strcmp(args[argi], "--substrate") == 0)
8503                 substrate = true;
8504             else
8505                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
8506     }
8507     /* }}} */
8508
8509     {
8510         NSString *plist = [Home_ stringByAppendingString:@"/Library/Preferences/com.apple.preferences.sounds.plist"];
8511         if (NSDictionary *sounds = [NSDictionary dictionaryWithContentsOfFile:plist])
8512             if (NSNumber *keyboard = [sounds objectForKey:@"keyboard"])
8513                 Sounds_Keyboard_ = [keyboard boolValue];
8514     }
8515
8516     App_ = [[NSBundle mainBundle] bundlePath];
8517     Home_ = NSHomeDirectory();
8518
8519     setuid(0);
8520     setgid(0);
8521
8522     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
8523     alloc_ = alloc->method_imp;
8524     alloc->method_imp = (IMP) &Alloc_;*/
8525
8526     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
8527     dealloc_ = dealloc->method_imp;
8528     dealloc->method_imp = (IMP) &Dealloc_;*/
8529
8530     size_t size;
8531
8532     int maxproc;
8533     size = sizeof(maxproc);
8534     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
8535         perror("sysctlbyname(\"kern.maxproc\", ?)");
8536     else if (maxproc < 64) {
8537         maxproc = 64;
8538         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
8539             perror("sysctlbyname(\"kern.maxproc\", #)");
8540     }
8541
8542     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
8543     char *machine = new char[size];
8544     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
8545         perror("sysctlbyname(\"hw.machine\", ?)");
8546     else
8547         Machine_ = machine;
8548
8549     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
8550
8551     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
8552         Build_ = [system objectForKey:@"ProductBuildVersion"];
8553     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
8554         Product_ = [info objectForKey:@"SafariProductVersion"];
8555         Safari_ = [info objectForKey:@"CFBundleVersion"];
8556     }
8557
8558     /*AddPreferences(@"/Applications/Preferences.app/Settings-iPhone.plist");
8559     AddPreferences(@"/Applications/Preferences.app/Settings-iPod.plist");*/
8560
8561     /* Load Database {{{ */
8562     _trace();
8563     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
8564     _trace();
8565     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
8566     _trace();
8567
8568     if (Metadata_ == NULL)
8569         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
8570     else {
8571         Settings_ = [Metadata_ objectForKey:@"Settings"];
8572
8573         Packages_ = [Metadata_ objectForKey:@"Packages"];
8574         Sections_ = [Metadata_ objectForKey:@"Sections"];
8575         Sources_ = [Metadata_ objectForKey:@"Sources"];
8576     }
8577
8578     if (Settings_ != nil)
8579         Role_ = [Settings_ objectForKey:@"Role"];
8580
8581     if (Packages_ == nil) {
8582         Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
8583         [Metadata_ setObject:Packages_ forKey:@"Packages"];
8584     }
8585
8586     if (Sections_ == nil) {
8587         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
8588         [Metadata_ setObject:Sections_ forKey:@"Sections"];
8589     }
8590
8591     if (Sources_ == nil) {
8592         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
8593         [Metadata_ setObject:Sources_ forKey:@"Sources"];
8594     }
8595     /* }}} */
8596
8597 #if RecycleWebViews
8598     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
8599 #endif
8600
8601     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
8602         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
8603     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
8604         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
8605
8606     if (access("/User", F_OK) != 0 || access("/tmp/.cydia.fw", F_OK) != 0) {
8607         unlink("/tmp/.cydia.fw");
8608         _trace();
8609         system("/usr/libexec/cydia/firmware.sh");
8610         _trace();
8611     }
8612
8613     _assert([[NSFileManager defaultManager]
8614         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
8615         withIntermediateDirectories:YES
8616         attributes:nil
8617         error:NULL
8618     ]);
8619
8620     if (access("/tmp/cydia.chk", F_OK) == 0) {
8621         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
8622             _assert(errno == ENOENT);
8623         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
8624             _assert(errno == ENOENT);
8625     }
8626
8627     _assert(pkgInitConfig(*_config));
8628     _assert(pkgInitSystem(*_config, _system));
8629
8630     if (lang != NULL)
8631         _config->Set("APT::Acquire::Translation", lang);
8632     _config->Set("Acquire::http::Timeout", 15);
8633     _config->Set("Acquire::http::MaxParallel", 4);
8634
8635     /* Color Choices {{{ */
8636     space_ = CGColorSpaceCreateDeviceRGB();
8637
8638     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
8639     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
8640     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
8641     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
8642     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
8643     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
8644     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
8645     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
8646     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
8647     /*Purple_.Set(space_, 1.0, 0.3, 0.0, 1.0);
8648     Purplish_.Set(space_, 1.0, 0.6, 0.4, 1.0); ORANGE */
8649     /*Purple_.Set(space_, 1.0, 0.5, 0.0, 1.0);
8650     Purplish_.Set(space_, 1.0, 0.7, 0.2, 1.0); ORANGISH */
8651     /*Purple_.Set(space_, 0.5, 0.0, 0.7, 1.0);
8652     Purplish_.Set(space_, 0.7, 0.4, 0.8, 1.0); PURPLE */
8653
8654 //.93
8655     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
8656     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
8657     /* }}}*/
8658
8659     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
8660
8661     /* UIKit Configuration {{{ */
8662     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
8663     if ($GSFontSetUseLegacyFontMetrics != NULL)
8664         $GSFontSetUseLegacyFontMetrics(YES);
8665
8666     UIKeyboardDisableAutomaticAppearance();
8667     /* }}} */
8668
8669     _trace();
8670     int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
8671
8672     CGColorSpaceRelease(space_);
8673     CFRelease(Locale_);
8674
8675     return value;
8676 }