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 0
 410 #define TraceLogging (1 && !ForRelease)
 411 #define HistogramInsertionSort (0 && !ForRelease)
 412 #define ProfileTimes (0 && !ForRelease)
 413 #define ForSaurik (0 && !ForRelease)
 414 #define LogBrowser (1 && !ForRelease)
 415 #define TrackResize (0 && !ForRelease)
 416 #define ManualRefresh (1 && !ForRelease)
 417 #define ShowInternals (0 && !ForRelease)
 418 #define IgnoreInstall (0 && !ForRelease)
 419 #define RecycleWebViews 0
 420 #define RecyclePackageViews 1
 421 #define AlwaysReload (0 && !ForRelease)
 422
 423 #if !TraceLogging
 424 #undef _trace
 425 #define _trace(args...)
 426 #endif
 427
 428 #if !ProfileTimes
 429 #undef _profile
 430 #define _profile(name) {
 431 #undef _end
 432 #define _end }
 433 #define PrintTimes() do {} while (false)
 434 #endif
 435
 436 /* Radix Sort {{{ */
 437 typedef uint32_t (*SKRadixFunction)(id, void *);
 438
 439 @interface NSMutableArray (Radix)
 440 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object;
 441 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 442 @end
 443
 444 struct RadixItem_ {
 445     size_t index;
 446     uint32_t key;
 447 };
 448
 449 static void RadixSort_(NSMutableArray *self, size_t count, struct RadixItem_ *swap) {
 450     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 451
 452     static const size_t width = 32;
 453     static const size_t bits = 11;
 454     static const size_t slots = 1 << bits;
 455     static const size_t passes = (width + (bits - 1)) / bits;
 456
 457     size_t *hist(new size_t[slots]);
 458
 459     for (size_t pass(0); pass != passes; ++pass) {
 460         memset(hist, 0, sizeof(size_t) * slots);
 461
 462         for (size_t i(0); i != count; ++i) {
 463             uint32_t key(lhs[i].key);
 464             key >>= pass * bits;
 465             key &= _not(uint32_t) >> width - bits;
 466             ++hist[key];
 467         }
 468
 469         size_t offset(0);
 470         for (size_t i(0); i != slots; ++i) {
 471             size_t local(offset);
 472             offset += hist[i];
 473             hist[i] = local;
 474         }
 475
 476         for (size_t i(0); i != count; ++i) {
 477             uint32_t key(lhs[i].key);
 478             key >>= pass * bits;
 479             key &= _not(uint32_t) >> width - bits;
 480             rhs[hist[key]++] = lhs[i];
 481         }
 482
 483         RadixItem_ *tmp(lhs);
 484         lhs = rhs;
 485         rhs = tmp;
 486     }
 487
 488     delete [] hist;
 489
 490     NSMutableArray *values([NSMutableArray arrayWithCapacity:count]);
 491     for (size_t i(0); i != count; ++i)
 492         [values addObject:[self objectAtIndex:lhs[i].index]];
 493     [self setArray:values];
 494
 495     delete [] swap;
 496 }
 497
 498 @implementation NSMutableArray (Radix)
 499
 500 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object {
 501     size_t count([self count]);
 502     if (count == 0)
 503         return;
 504
 505 #if 0
 506     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[NSMethodSignature signatureWithObjCTypes:"L12@0:4@8"]]);
 507     [invocation setSelector:selector];
 508     [invocation setArgument:&object atIndex:2];
 509 #else
 510     /* XXX: this is an unsafe optimization of doomy hell */
 511     Method method(class_getInstanceMethod([[self objectAtIndex:0] class], selector));
 512     _assert(method != NULL);
 513     uint32_t (*imp)(id, SEL, id) = reinterpret_cast<uint32_t (*)(id, SEL, id)>(method_getImplementation(method));
 514     _assert(imp != NULL);
 515 #endif
 516
 517     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 518
 519     for (size_t i(0); i != count; ++i) {
 520         RadixItem_ &item(swap[i]);
 521         item.index = i;
 522
 523         id object([self objectAtIndex:i]);
 524
 525 #if 0
 526         [invocation setTarget:object];
 527         [invocation invoke];
 528         [invocation getReturnValue:&item.key];
 529 #else
 530         item.key = imp(object, selector, object);
 531 #endif
 532     }
 533
 534     RadixSort_(self, count, swap);
 535 }
 536
 537 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 538     size_t count([self count]);
 539     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 540
 541     for (size_t i(0); i != count; ++i) {
 542         RadixItem_ &item(swap[i]);
 543         item.index = i;
 544
 545         id object([self objectAtIndex:i]);
 546         item.key = function(object, argument);
 547     }
 548
 549     RadixSort_(self, count, swap);
 550 }
 551
 552 @end
 553 /* }}} */
 554 /* Insertion Sort {{{ */
 555
 556 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 557     const char *ptr = (const char *)list;
 558     while (0 < count) {
 559         CFIndex half = count / 2;
 560         const char *probe = ptr + elementSize * half;
 561         CFComparisonResult cr = comparator(element, probe, context);
 562         if (0 == cr) return (probe - (const char *)list) / elementSize;
 563         ptr = (cr < 0) ? ptr : probe + elementSize;
 564         count = (cr < 0) ? half : (half + (count & 1) - 1);
 565     }
 566     return (ptr - (const char *)list) / elementSize;
 567 }
 568
 569 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 570     const char *ptr = (const char *)list;
 571     while (0 < count) {
 572         CFIndex half = count / 2;
 573         const char *probe = ptr + elementSize * half;
 574         CFComparisonResult cr = comparator(element, probe, context);
 575         if (0 == cr) return (probe - (const char *)list) / elementSize;
 576         ptr = (cr < 0) ? ptr : probe + elementSize;
 577         count = (cr < 0) ? half : (half + (count & 1) - 1);
 578     }
 579     return (ptr - (const char *)list) / elementSize;
 580 }
 581
 582 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 583     if (range.length == 0)
 584         return;
 585     const void **values(new const void *[range.length]);
 586     CFArrayGetValues(array, range, values);
 587
 588 #if HistogramInsertionSort
 589     uint32_t total(0), *offsets(new uint32_t[range.length]);
 590 #endif
 591
 592     for (CFIndex index(1); index != range.length; ++index) {
 593         const void *value(values[index]);
 594         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 595         CFIndex correct(index);
 596         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan)
 597             if (--correct == 0)
 598                 break;
 599         if (correct != index) {
 600             size_t offset(index - correct);
 601 #if HistogramInsertionSort
 602             total += offset;
 603             ++offsets[offset];
 604             if (offset > 10)
 605                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 606 #endif
 607             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 608             values[correct] = value;
 609         }
 610     }
 611
 612     CFArrayReplaceValues(array, range, values, range.length);
 613     delete [] values;
 614
 615 #if HistogramInsertionSort
 616     for (CFIndex index(0); index != range.length; ++index)
 617         if (offsets[index] != 0)
 618             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 619     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 620     delete [] offsets;
 621 #endif
 622 }
 623
 624 /* }}} */
 625
 626 /* Apple Bug Fixes {{{ */
 627 @implementation UIWebDocumentView (Cydia)
 628
 629 - (void) _setScrollerOffset:(CGPoint)offset {
 630     UIScroller *scroller([self _scroller]);
 631
 632     CGSize size([scroller contentSize]);
 633     CGSize bounds([scroller bounds].size);
 634
 635     CGPoint max;
 636     max.x = size.width - bounds.width;
 637     max.y = size.height - bounds.height;
 638
 639     // wtf Apple?!
 640     if (max.x < 0)
 641         max.x = 0;
 642     if (max.y < 0)
 643         max.y = 0;
 644
 645     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 646     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 647
 648     [scroller setOffset:offset];
 649 }
 650
 651 @end
 652 /* }}} */
 653
 654 typedef enum {
 655     kUIControlEventMouseDown = 1 << 0,
 656     kUIControlEventMouseMovedInside = 1 << 2, // mouse moved inside control target
 657     kUIControlEventMouseMovedOutside = 1 << 3, // mouse moved outside control target
 658     kUIControlEventMouseUpInside = 1 << 6, // mouse up inside control target
 659     kUIControlEventMouseUpOutside = 1 << 7, // mouse up outside control target
 660     kUIControlAllEvents = (kUIControlEventMouseDown | kUIControlEventMouseMovedInside | kUIControlEventMouseMovedOutside | kUIControlEventMouseUpInside | kUIControlEventMouseUpOutside)
 661 } UIControlEventMasks;
 662
 663 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 664     size_t length([self length] - state->state);
 665     if (length <= 0)
 666         return 0;
 667     else if (length > count)
 668         length = count;
 669     for (size_t i(0); i != length; ++i)
 670         objects[i] = [self item:state->state++];
 671     state->itemsPtr = objects;
 672     state->mutationsPtr = (unsigned long *) self;
 673     return length;
 674 }
 675
 676 @interface NSString (UIKit)
 677 - (NSString *) stringByAddingPercentEscapes;
 678 - (NSString *) stringByReplacingCharacter:(unsigned short)arg0 withCharacter:(unsigned short)arg1;
 679 @end
 680
 681 @interface NSString (Cydia)
 682 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 683 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 684 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 685 - (NSComparisonResult) compareByPath:(NSString *)other;
 686 - (NSString *) stringByCachingURLWithCurrentCDN;
 687 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 688 @end
 689
 690 @implementation NSString (Cydia)
 691
 692 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 693     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 694 }
 695
 696 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 697     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 698     memcpy(data, bytes, length);
 699     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 700 }
 701
 702 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 703     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 704 }
 705
 706 - (NSComparisonResult) compareByPath:(NSString *)other {
 707     NSString *prefix = [self commonPrefixWithString:other options:0];
 708     size_t length = [prefix length];
 709
 710     NSRange lrange = NSMakeRange(length, [self length] - length);
 711     NSRange rrange = NSMakeRange(length, [other length] - length);
 712
 713     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 714     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 715
 716     NSComparisonResult value;
 717
 718     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 719         value = NSOrderedSame;
 720     else if (lrange.location == NSNotFound)
 721         value = NSOrderedAscending;
 722     else if (rrange.location == NSNotFound)
 723         value = NSOrderedDescending;
 724     else
 725         value = NSOrderedSame;
 726
 727     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 728         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 729     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 730         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 731
 732     NSComparisonResult result = [lpath compare:rpath];
 733     return result == NSOrderedSame ? value : result;
 734 }
 735
 736 - (NSString *) stringByCachingURLWithCurrentCDN {
 737     return [self
 738         stringByReplacingOccurrencesOfString:@"://"
 739         withString:@"://ne.edgecastcdn.net/8003A4/"
 740         options:0
 741         /* XXX: this is somewhat inaccurate */
 742         range:NSMakeRange(0, 10)
 743     ];
 744 }
 745
 746 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 747     return [(id)CFURLCreateStringByAddingPercentEscapes(
 748         kCFAllocatorDefault,
 749         (CFStringRef) self,
 750         NULL,
 751         CFSTR(";/?:@&=+$,"),
 752         kCFStringEncodingUTF8
 753     ) autorelease];
 754 }
 755
 756 @end
 757
 758 class CYString {
 759   private:
 760     char *data_;
 761     size_t size_;
 762     CFStringRef cache_;
 763
 764     _finline void clear_() {
 765         if (cache_ != NULL) {
 766             CFRelease(cache_);
 767             cache_ = NULL;
 768         }
 769     }
 770
 771   public:
 772     _finline bool empty() const {
 773         return size_ == 0;
 774     }
 775
 776     _finline size_t size() const {
 777         return size_;
 778     }
 779
 780     _finline char *data() const {
 781         return data_;
 782     }
 783
 784     _finline void clear() {
 785         size_ = 0;
 786         clear_();
 787     }
 788
 789     _finline CYString() :
 790         data_(0),
 791         size_(0),
 792         cache_(NULL)
 793     {
 794     }
 795
 796     _finline ~CYString() {
 797         clear_();
 798     }
 799
 800     void operator =(const CYString &rhs) {
 801         data_ = rhs.data_;
 802         size_ = rhs.size_;
 803
 804         if (rhs.cache_ == nil)
 805             cache_ = NULL;
 806         else
 807             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 808     }
 809
 810     void set(apr_pool_t *pool, const char *data, size_t size) {
 811         if (size == 0)
 812             clear();
 813         else {
 814             clear_();
 815
 816             char *temp(reinterpret_cast<char *>(apr_palloc(pool, size + 1)));
 817             memcpy(temp, data, size);
 818             temp[size] = '\0';
 819             data_ = temp;
 820             size_ = size;
 821         }
 822     }
 823
 824     _finline void set(apr_pool_t *pool, const char *data) {
 825         set(pool, data, data == NULL ? 0 : strlen(data));
 826     }
 827
 828     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 829         set(pool, rhs.data(), rhs.size());
 830     }
 831
 832     bool operator ==(const CYString &rhs) const {
 833         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 834     }
 835
 836     operator CFStringRef() {
 837         if (cache_ == NULL) {
 838             if (size_ == 0)
 839                 return nil;
 840             cache_ = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<uint8_t *>(data_), size_, kCFStringEncodingUTF8, NO, kCFAllocatorNull);
 841         } return cache_;
 842     }
 843
 844     _finline operator id() {
 845         return (NSString *) static_cast<CFStringRef>(*this);
 846     }
 847 };
 848
 849 extern "C" {
 850     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 851 }
 852
 853 struct NSStringMapHash :
 854     std::unary_function<NSString *, size_t>
 855 {
 856     _finline size_t operator ()(NSString *value) const {
 857         return CFStringHashNSString((CFStringRef) value);
 858     }
 859 };
 860
 861 struct NSStringMapLess :
 862     std::binary_function<NSString *, NSString *, bool>
 863 {
 864     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 865         return [lhs compare:rhs] == NSOrderedAscending;
 866     }
 867 };
 868
 869 struct NSStringMapEqual :
 870     std::binary_function<NSString *, NSString *, bool>
 871 {
 872     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 873         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 874         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 875         //[lhs isEqualToString:rhs];
 876     }
 877 };
 878
 879 /* Perl-Compatible RegEx {{{ */
 880 class Pcre {
 881   private:
 882     pcre *code_;
 883     pcre_extra *study_;
 884     int capture_;
 885     int *matches_;
 886     const char *data_;
 887
 888   public:
 889     Pcre(const char *regex) :
 890         study_(NULL)
 891     {
 892         const char *error;
 893         int offset;
 894         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 895
 896         if (code_ == NULL) {
 897             lprintf("%d:%s\n", offset, error);
 898             _assert(false);
 899         }
 900
 901         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 902         matches_ = new int[(capture_ + 1) * 3];
 903     }
 904
 905     ~Pcre() {
 906         pcre_free(code_);
 907         delete matches_;
 908     }
 909
 910     NSString *operator [](size_t match) {
 911         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 912     }
 913
 914     bool operator ()(NSString *data) {
 915         // XXX: length is for characters, not for bytes
 916         return operator ()([data UTF8String], [data length]);
 917     }
 918
 919     bool operator ()(const char *data, size_t size) {
 920         data_ = data;
 921         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 922     }
 923 };
 924 /* }}} */
 925 /* Mime Addresses {{{ */
 926 @interface Address : NSObject {
 927     NSString *name_;
 928     NSString *address_;
 929 }
 930
 931 - (NSString *) name;
 932 - (NSString *) address;
 933
 934 - (void) setAddress:(NSString *)address;
 935
 936 + (Address *) addressWithString:(NSString *)string;
 937 - (Address *) initWithString:(NSString *)string;
 938 @end
 939
 940 @implementation Address
 941
 942 - (void) dealloc {
 943     [name_ release];
 944     if (address_ != nil)
 945         [address_ release];
 946     [super dealloc];
 947 }
 948
 949 - (NSString *) name {
 950     return name_;
 951 }
 952
 953 - (NSString *) address {
 954     return address_;
 955 }
 956
 957 - (void) setAddress:(NSString *)address {
 958     if (address_ != nil)
 959         [address_ autorelease];
 960     if (address == nil)
 961         address_ = nil;
 962     else
 963         address_ = [address retain];
 964 }
 965
 966 + (Address *) addressWithString:(NSString *)string {
 967     return [[[Address alloc] initWithString:string] autorelease];
 968 }
 969
 970 + (NSArray *) _attributeKeys {
 971     return [NSArray arrayWithObjects:@"address", @"name", nil];
 972 }
 973
 974 - (NSArray *) attributeKeys {
 975     return [[self class] _attributeKeys];
 976 }
 977
 978 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 979     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 980 }
 981
 982 - (Address *) initWithString:(NSString *)string {
 983     if ((self = [super init]) != nil) {
 984         const char *data = [string UTF8String];
 985         size_t size = [string length];
 986
 987         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 988
 989         if (address_r(data, size)) {
 990             name_ = [address_r[1] retain];
 991             address_ = [address_r[2] retain];
 992         } else {
 993             name_ = [string retain];
 994             address_ = nil;
 995         }
 996     } return self;
 997 }
 998
 999 @end
1000 /* }}} */
1001 /* CoreGraphics Primitives {{{ */
1002 class CGColor {
1003   private:
1004     CGColorRef color_;
1005
1006   public:
1007     CGColor() :
1008         color_(NULL)
1009     {
1010     }
1011
1012     CGColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
1013         color_(NULL)
1014     {
1015         Set(space, red, green, blue, alpha);
1016     }
1017
1018     void Clear() {
1019         if (color_ != NULL)
1020             CGColorRelease(color_);
1021     }
1022
1023     ~CGColor() {
1024         Clear();
1025     }
1026
1027     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1028         Clear();
1029         float color[] = {red, green, blue, alpha};
1030         color_ = CGColorCreate(space, color);
1031     }
1032
1033     operator CGColorRef() {
1034         return color_;
1035     }
1036 };
1037 /* }}} */
1038
1039 extern "C" void UISetColor(CGColorRef color);
1040
1041 /* Random Global Variables {{{ */
1042 static const int PulseInterval_ = 50000;
1043 static const int ButtonBarHeight_ = 48;
1044 static const float KeyboardTime_ = 0.3f;
1045
1046 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1047 #define NotifyConfig_ "/etc/notify.conf"
1048
1049 static bool Queuing_;
1050
1051 static CGColor Blue_;
1052 static CGColor Blueish_;
1053 static CGColor Black_;
1054 static CGColor Off_;
1055 static CGColor White_;
1056 static CGColor Gray_;
1057 static CGColor Green_;
1058 static CGColor Purple_;
1059 static CGColor Purplish_;
1060
1061 static UIColor *InstallingColor_;
1062 static UIColor *RemovingColor_;
1063
1064 static NSString *App_;
1065 static NSString *Home_;
1066
1067 static BOOL Advanced_;
1068 static BOOL Loaded_;
1069 static BOOL Ignored_;
1070
1071 static UIFont *Font12_;
1072 static UIFont *Font12Bold_;
1073 static UIFont *Font14_;
1074 static UIFont *Font18Bold_;
1075 static UIFont *Font22Bold_;
1076
1077 static const char *Machine_ = NULL;
1078 static const NSString *SerialNumber_ = nil;
1079 static const NSString *ChipID_ = nil;
1080 static const NSString *UniqueID_ = nil;
1081 static const NSString *Build_ = nil;
1082 static const NSString *Product_ = nil;
1083 static const NSString *Safari_ = nil;
1084
1085 CFLocaleRef Locale_;
1086 NSArray *Languages_;
1087 CGColorSpaceRef space_;
1088
1089 bool bootstrap_;
1090 bool reload_;
1091
1092 static NSDictionary *SectionMap_;
1093 static NSMutableDictionary *Metadata_;
1094 static _transient NSMutableDictionary *Settings_;
1095 static _transient NSString *Role_;
1096 static _transient NSMutableDictionary *Packages_;
1097 static _transient NSMutableDictionary *Sections_;
1098 static _transient NSMutableDictionary *Sources_;
1099 static bool Changed_;
1100 static NSDate *now_;
1101
1102 #if RecycleWebViews
1103 static NSMutableArray *Documents_;
1104 #endif
1105
1106 NSString *GetLastUpdate() {
1107     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1108
1109     if (update == nil)
1110         return UCLocalize("NEVER_OR_UNKNOWN");
1111
1112     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1113     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1114
1115     CFRelease(formatter);
1116
1117     return [(NSString *) formatted autorelease];
1118 }
1119 /* }}} */
1120 /* Display Helpers {{{ */
1121 inline float Interpolate(float begin, float end, float fraction) {
1122     return (end - begin) * fraction + begin;
1123 }
1124
1125 /* XXX: localize this! */
1126 NSString *SizeString(double size) {
1127     bool negative = size < 0;
1128     if (negative)
1129         size = -size;
1130
1131     unsigned power = 0;
1132     while (size > 1024) {
1133         size /= 1024;
1134         ++power;
1135     }
1136
1137     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1138
1139     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1140 }
1141
1142 static _finline CFStringRef CFCString(const char *value) {
1143     return CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(value), strlen(value), kCFStringEncodingUTF8, NO, kCFAllocatorNull);
1144 }
1145
1146 const char *StripVersion_(const char *version) {
1147     const char *colon(strchr(version, ':'));
1148     if (colon != NULL)
1149         version = colon + 1;
1150     return version;
1151 }
1152
1153 CFStringRef StripVersion(const char *version) {
1154     const char *colon(strchr(version, ':'));
1155     if (colon != NULL)
1156         version = colon + 1;
1157     return CFStringCreateWithBytes(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(version), strlen(version), kCFStringEncodingUTF8, NO);
1158     // XXX: performance
1159     return CFCString(version);
1160 }
1161
1162 NSString *LocalizeSection(NSString *section) {
1163     static Pcre title_r("^(.*?) \\((.*)\\)$");
1164     if (title_r(section)) {
1165         NSString *parent(title_r[1]);
1166         NSString *child(title_r[2]);
1167
1168         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1169             LocalizeSection(parent),
1170             LocalizeSection(child)
1171         ];
1172     }
1173
1174     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1175 }
1176
1177 NSString *Simplify(NSString *title) {
1178     const char *data = [title UTF8String];
1179     size_t size = [title length];
1180
1181     static Pcre square_r("^\\[(.*)\\]$");
1182     if (square_r(data, size))
1183         return Simplify(square_r[1]);
1184
1185     static Pcre paren_r("^\\((.*)\\)$");
1186     if (paren_r(data, size))
1187         return Simplify(paren_r[1]);
1188
1189     static Pcre title_r("^(.*?) \\((.*)\\)$");
1190     if (title_r(data, size))
1191         return Simplify(title_r[1]);
1192
1193     return title;
1194 }
1195 /* }}} */
1196
1197 bool isSectionVisible(NSString *section) {
1198     NSDictionary *metadata([Sections_ objectForKey:section]);
1199     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1200     return hidden == nil || ![hidden boolValue];
1201 }
1202
1203 /* Delegate Prototypes {{{ */
1204 @class Package;
1205 @class Source;
1206
1207 @interface NSObject (ProgressDelegate)
1208 @end
1209
1210 @implementation NSObject(ProgressDelegate)
1211
1212 - (void) _setProgressError:(NSArray *)args {
1213     [self performSelector:@selector(setProgressError:forPackage:)
1214         withObject:[args objectAtIndex:0]
1215         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1216     ];
1217 }
1218
1219 @end
1220
1221 @protocol ProgressDelegate
1222 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id;
1223 - (void) setProgressTitle:(NSString *)title;
1224 - (void) setProgressPercent:(float)percent;
1225 - (void) startProgress;
1226 - (void) addProgressOutput:(NSString *)output;
1227 - (bool) isCancelling:(size_t)received;
1228 @end
1229
1230 @protocol ConfigurationDelegate
1231 - (void) repairWithSelector:(SEL)selector;
1232 - (void) setConfigurationData:(NSString *)data;
1233 @end
1234
1235 @class PackageView;
1236
1237 @protocol CydiaDelegate
1238 - (void) setPackageView:(PackageView *)view;
1239 - (void) clearPackage:(Package *)package;
1240 - (void) installPackage:(Package *)package;
1241 - (void) removePackage:(Package *)package;
1242 - (void) slideUp:(UIActionSheet *)alert;
1243 - (void) distUpgrade;
1244 - (void) updateData;
1245 - (void) syncData;
1246 - (void) askForSettings;
1247 - (UIProgressHUD *) addProgressHUD;
1248 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1249 - (RVPage *) pageForPackage:(NSString *)name;
1250 - (PackageView *) packageView;
1251 @end
1252 /* }}} */
1253
1254 /* Status Delegation {{{ */
1255 class Status :
1256     public pkgAcquireStatus
1257 {
1258   private:
1259     _transient NSObject<ProgressDelegate> *delegate_;
1260
1261   public:
1262     Status() :
1263         delegate_(nil)
1264     {
1265     }
1266
1267     void setDelegate(id delegate) {
1268         delegate_ = delegate;
1269     }
1270
1271     virtual bool MediaChange(std::string media, std::string drive) {
1272         return false;
1273     }
1274
1275     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1276     }
1277
1278     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1279         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1280         [delegate_ setProgressTitle:[NSString stringWithFormat:UCLocalize("DOWNLOADING"), [NSString stringWithUTF8String:item.ShortDesc.c_str()]]];
1281     }
1282
1283     virtual void Done(pkgAcquire::ItemDesc &item) {
1284     }
1285
1286     virtual void Fail(pkgAcquire::ItemDesc &item) {
1287         if (
1288             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1289             item.Owner->Status == pkgAcquire::Item::StatDone
1290         )
1291             return;
1292
1293         std::string &error(item.Owner->ErrorText);
1294         if (error.empty())
1295             return;
1296
1297         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1298         NSArray *fields([description componentsSeparatedByString:@" "]);
1299         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1300
1301         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
1302             withObject:[NSArray arrayWithObjects:
1303                 [NSString stringWithUTF8String:error.c_str()],
1304                 source,
1305             nil]
1306             waitUntilDone:YES
1307         ];
1308     }
1309
1310     virtual bool Pulse(pkgAcquire *Owner) {
1311         bool value = pkgAcquireStatus::Pulse(Owner);
1312
1313         float percent(
1314             double(CurrentBytes + CurrentItems) /
1315             double(TotalBytes + TotalItems)
1316         );
1317
1318         [delegate_ setProgressPercent:percent];
1319         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1320     }
1321
1322     virtual void Start() {
1323         [delegate_ startProgress];
1324     }
1325
1326     virtual void Stop() {
1327     }
1328 };
1329 /* }}} */
1330 /* Progress Delegation {{{ */
1331 class Progress :
1332     public OpProgress
1333 {
1334   private:
1335     _transient id<ProgressDelegate> delegate_;
1336
1337   protected:
1338     virtual void Update() {
1339         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1340         [delegate_ setProgressPercent:(Percent / 100)];*/
1341     }
1342
1343   public:
1344     Progress() :
1345         delegate_(nil)
1346     {
1347     }
1348
1349     void setDelegate(id delegate) {
1350         delegate_ = delegate;
1351     }
1352
1353     virtual void Done() {
1354         //[delegate_ setProgressPercent:1];
1355     }
1356 };
1357 /* }}} */
1358
1359 /* Database Interface {{{ */
1360 typedef std::map< unsigned long, _H<Source> > SourceMap;
1361
1362 @interface Database : NSObject {
1363     NSZone *zone_;
1364     apr_pool_t *pool_;
1365
1366     unsigned era_;
1367
1368     pkgCacheFile cache_;
1369     pkgDepCache::Policy *policy_;
1370     pkgRecords *records_;
1371     pkgProblemResolver *resolver_;
1372     pkgAcquire *fetcher_;
1373     FileFd *lock_;
1374     SPtr<pkgPackageManager> manager_;
1375     pkgSourceList *list_;
1376
1377     SourceMap sources_;
1378     NSMutableArray *packages_;
1379
1380     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1381     Status status_;
1382     Progress progress_;
1383
1384     int cydiafd_;
1385     int statusfd_;
1386     FILE *input_;
1387 }
1388
1389 + (Database *) sharedInstance;
1390 - (unsigned) era;
1391
1392 - (void) _readCydia:(NSNumber *)fd;
1393 - (void) _readStatus:(NSNumber *)fd;
1394 - (void) _readOutput:(NSNumber *)fd;
1395
1396 - (FILE *) input;
1397
1398 - (Package *) packageWithName:(NSString *)name;
1399
1400 - (pkgCacheFile &) cache;
1401 - (pkgDepCache::Policy *) policy;
1402 - (pkgRecords *) records;
1403 - (pkgProblemResolver *) resolver;
1404 - (pkgAcquire &) fetcher;
1405 - (pkgSourceList &) list;
1406 - (NSArray *) packages;
1407 - (NSArray *) sources;
1408 - (void) reloadData;
1409
1410 - (void) configure;
1411 - (void) prepare;
1412 - (void) perform;
1413 - (void) upgrade;
1414 - (void) update;
1415
1416 - (void) setVisible;
1417
1418 - (NSString *) updateWithStatus:(Status &)status;
1419
1420 - (void) setDelegate:(id)delegate;
1421 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1422 @end
1423 /* }}} */
1424
1425 /* Source Class {{{ */
1426 @interface Source : NSObject {
1427     CYString depiction_;
1428     CYString description_;
1429     CYString label_;
1430     CYString origin_;
1431     CYString support_;
1432
1433     CYString uri_;
1434     CYString distribution_;
1435     CYString type_;
1436     CYString version_;
1437
1438     NSString *host_;
1439     NSString *authority_;
1440
1441     CYString defaultIcon_;
1442
1443     NSDictionary *record_;
1444     BOOL trusted_;
1445 }
1446
1447 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1448
1449 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1450
1451 - (NSString *) depictionForPackage:(NSString *)package;
1452 - (NSString *) supportForPackage:(NSString *)package;
1453
1454 - (NSDictionary *) record;
1455 - (BOOL) trusted;
1456
1457 - (NSString *) uri;
1458 - (NSString *) distribution;
1459 - (NSString *) type;
1460 - (NSString *) key;
1461 - (NSString *) host;
1462
1463 - (NSString *) name;
1464 - (NSString *) description;
1465 - (NSString *) label;
1466 - (NSString *) origin;
1467 - (NSString *) version;
1468
1469 - (NSString *) defaultIcon;
1470
1471 @end
1472
1473 @implementation Source
1474
1475 - (void) _clear {
1476     uri_.clear();
1477     distribution_.clear();
1478     type_.clear();
1479
1480     description_.clear();
1481     label_.clear();
1482     origin_.clear();
1483     depiction_.clear();
1484     support_.clear();
1485     version_.clear();
1486     defaultIcon_.clear();
1487
1488     if (record_ != nil) {
1489         [record_ release];
1490         record_ = nil;
1491     }
1492
1493     if (host_ != nil) {
1494         [host_ release];
1495         host_ = nil;
1496     }
1497
1498     if (authority_ != nil) {
1499         [authority_ release];
1500         authority_ = nil;
1501     }
1502 }
1503
1504 - (void) dealloc {
1505     [self _clear];
1506     [super dealloc];
1507 }
1508
1509 + (NSArray *) _attributeKeys {
1510     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1511 }
1512
1513 - (NSArray *) attributeKeys {
1514     return [[self class] _attributeKeys];
1515 }
1516
1517 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1518     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1519 }
1520
1521 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1522     [self _clear];
1523
1524     trusted_ = index->IsTrusted();
1525
1526     uri_.set(pool, index->GetURI());
1527     distribution_.set(pool, index->GetDist());
1528     type_.set(pool, index->GetType());
1529
1530     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1531     if (dindex != NULL) {
1532         FileFd fd;
1533         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1534             _error->Discard();
1535         else {
1536             pkgTagFile tags(&fd);
1537
1538             pkgTagSection section;
1539             tags.Step(section);
1540
1541             struct {
1542                 const char *name_;
1543                 CYString *value_;
1544             } names[] = {
1545                 {"default-icon", &defaultIcon_},
1546                 {"depiction", &depiction_},
1547                 {"description", &description_},
1548                 {"label", &label_},
1549                 {"origin", &origin_},
1550                 {"support", &support_},
1551                 {"version", &version_},
1552             };
1553
1554             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1555                 const char *start, *end;
1556
1557                 if (section.Find(names[i].name_, start, end)) {
1558                     CYString &value(*names[i].value_);
1559                     value.set(pool, start, end - start);
1560                 }
1561             }
1562         }
1563     }
1564
1565     record_ = [Sources_ objectForKey:[self key]];
1566     if (record_ != nil)
1567         record_ = [record_ retain];
1568
1569     NSURL *url([NSURL URLWithString:uri_]);
1570
1571     host_ = [url host];
1572     if (host_ != nil)
1573         host_ = [[host_ lowercaseString] retain];
1574
1575     if (host_ != nil)
1576         authority_ = [host_ retain];
1577     else
1578         authority_ = [url path];
1579 }
1580
1581 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1582     if ((self = [super init]) != nil) {
1583         [self setMetaIndex:index inPool:pool];
1584     } return self;
1585 }
1586
1587 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1588     NSDictionary *lhr = [self record];
1589     NSDictionary *rhr = [source record];
1590
1591     if (lhr != rhr)
1592         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1593
1594     NSString *lhs = [self name];
1595     NSString *rhs = [source name];
1596
1597     if ([lhs length] != 0 && [rhs length] != 0) {
1598         unichar lhc = [lhs characterAtIndex:0];
1599         unichar rhc = [rhs characterAtIndex:0];
1600
1601         if (isalpha(lhc) && !isalpha(rhc))
1602             return NSOrderedAscending;
1603         else if (!isalpha(lhc) && isalpha(rhc))
1604             return NSOrderedDescending;
1605     }
1606
1607     return [lhs compare:rhs options:LaxCompareOptions_];
1608 }
1609
1610 - (NSString *) depictionForPackage:(NSString *)package {
1611     return depiction_.empty() ? nil : [depiction_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1612 }
1613
1614 - (NSString *) supportForPackage:(NSString *)package {
1615     return support_.empty() ? nil : [support_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1616 }
1617
1618 - (NSDictionary *) record {
1619     return record_;
1620 }
1621
1622 - (BOOL) trusted {
1623     return trusted_;
1624 }
1625
1626 - (NSString *) uri {
1627     return uri_;
1628 }
1629
1630 - (NSString *) distribution {
1631     return distribution_;
1632 }
1633
1634 - (NSString *) type {
1635     return type_;
1636 }
1637
1638 - (NSString *) key {
1639     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1640 }
1641
1642 - (NSString *) host {
1643     return host_;
1644 }
1645
1646 - (NSString *) name {
1647     return origin_.empty() ? authority_ : origin_;
1648 }
1649
1650 - (NSString *) description {
1651     return description_;
1652 }
1653
1654 - (NSString *) label {
1655     return label_.empty() ? authority_ : label_;
1656 }
1657
1658 - (NSString *) origin {
1659     return origin_;
1660 }
1661
1662 - (NSString *) version {
1663     return version_;
1664 }
1665
1666 - (NSString *) defaultIcon {
1667     return defaultIcon_;
1668 }
1669
1670 @end
1671 /* }}} */
1672 /* Relationship Class {{{ */
1673 @interface Relationship : NSObject {
1674     NSString *type_;
1675     NSString *id_;
1676 }
1677
1678 - (NSString *) type;
1679 - (NSString *) id;
1680 - (NSString *) name;
1681
1682 @end
1683
1684 @implementation Relationship
1685
1686 - (void) dealloc {
1687     [type_ release];
1688     [id_ release];
1689     [super dealloc];
1690 }
1691
1692 - (NSString *) type {
1693     return type_;
1694 }
1695
1696 - (NSString *) id {
1697     return id_;
1698 }
1699
1700 - (NSString *) name {
1701     _assert(false);
1702     return nil;
1703 }
1704
1705 @end
1706 /* }}} */
1707 /* Package Class {{{ */
1708 @interface Package : NSObject {
1709     unsigned era_;
1710     apr_pool_t *pool_;
1711
1712     pkgCache::VerIterator version_;
1713     pkgCache::PkgIterator iterator_;
1714     _transient Database *database_;
1715     pkgCache::VerFileIterator file_;
1716
1717     Source *source_;
1718     bool cached_;
1719     bool parsed_;
1720
1721     CYString section_;
1722     NSString *section$_;
1723     bool essential_;
1724     bool required_;
1725     bool visible_;
1726
1727     NSString *latest_;
1728     CYString installed_;
1729
1730     CYString id_;
1731     CYString name_;
1732     CYString tagline_;
1733     CYString icon_;
1734     CYString depiction_;
1735     CYString homepage_;
1736
1737     CYString sponsor_;
1738     Address *sponsor$_;
1739
1740     CYString author_;
1741     Address *author$_;
1742
1743     CYString bugs_;
1744     CYString support_;
1745     NSMutableArray *tags_;
1746     NSString *role_;
1747
1748     NSArray *relationships_;
1749
1750     NSMutableDictionary *metadata_;
1751     _transient NSDate *firstSeen_;
1752     _transient NSDate *lastSeen_;
1753     bool subscribed_;
1754 }
1755
1756 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1757 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1758
1759 - (pkgCache::PkgIterator) iterator;
1760 - (void) parse;
1761
1762 - (NSString *) section;
1763 - (NSString *) simpleSection;
1764
1765 - (NSString *) longSection;
1766 - (NSString *) shortSection;
1767
1768 - (NSString *) uri;
1769
1770 - (Address *) maintainer;
1771 - (size_t) size;
1772 - (NSString *) longDescription;
1773 - (NSString *) shortDescription;
1774 - (unichar) index;
1775
1776 - (NSMutableDictionary *) metadata;
1777 - (NSDate *) seen;
1778 - (BOOL) subscribed;
1779 - (BOOL) ignored;
1780
1781 - (NSString *) latest;
1782 - (NSString *) installed;
1783 - (BOOL) uninstalled;
1784
1785 - (BOOL) valid;
1786 - (BOOL) upgradableAndEssential:(BOOL)essential;
1787 - (BOOL) essential;
1788 - (BOOL) broken;
1789 - (BOOL) unfiltered;
1790 - (BOOL) visible;
1791
1792 - (BOOL) half;
1793 - (BOOL) halfConfigured;
1794 - (BOOL) halfInstalled;
1795 - (BOOL) hasMode;
1796 - (NSString *) mode;
1797
1798 - (void) setVisible;
1799
1800 - (NSString *) id;
1801 - (NSString *) name;
1802 - (UIImage *) icon;
1803 - (NSString *) homepage;
1804 - (NSString *) depiction;
1805 - (Address *) author;
1806
1807 - (NSString *) support;
1808
1809 - (NSArray *) files;
1810 - (NSArray *) relationships;
1811 - (NSArray *) warnings;
1812 - (NSArray *) applications;
1813
1814 - (Source *) source;
1815 - (NSString *) role;
1816
1817 - (BOOL) matches:(NSString *)text;
1818
1819 - (bool) hasSupportingRole;
1820 - (BOOL) hasTag:(NSString *)tag;
1821 - (NSString *) primaryPurpose;
1822 - (NSArray *) purposes;
1823 - (bool) isCommercial;
1824
1825 - (CYString &) cyname;
1826
1827 - (uint32_t) compareBySection:(NSArray *)sections;
1828
1829 - (uint32_t) compareForChanges;
1830
1831 - (void) install;
1832 - (void) remove;
1833
1834 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1835 - (bool) isInstalledAndVisible:(NSNumber *)number;
1836 - (bool) isVisiblyUninstalledInSection:(NSString *)section;
1837 - (bool) isVisibleInSource:(Source *)source;
1838
1839 @end
1840
1841 uint32_t PackageChangesRadix(Package *self, void *) {
1842     union {
1843         uint32_t key;
1844
1845         struct {
1846             uint32_t timestamp : 30;
1847             uint32_t ignored : 1;
1848             uint32_t upgradable : 1;
1849         } bits;
1850     } value;
1851
1852     bool upgradable([self upgradableAndEssential:YES]);
1853     value.bits.upgradable = upgradable ? 1 : 0;
1854
1855     if (upgradable) {
1856         value.bits.timestamp = 0;
1857         value.bits.ignored = [self ignored] ? 0 : 1;
1858         value.bits.upgradable = 1;
1859     } else {
1860         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
1861         value.bits.ignored = 0;
1862         value.bits.upgradable = 0;
1863     }
1864
1865     return _not(uint32_t) - value.key;
1866 }
1867
1868 _finline static void Stifle(uint8_t &value) {
1869 }
1870
1871 uint32_t PackagePrefixRadix(Package *self, void *context) {
1872     size_t offset(reinterpret_cast<size_t>(context));
1873     CYString &name([self cyname]);
1874
1875     size_t size(name.size());
1876     if (size == 0)
1877         return 0;
1878     char *text(name.data());
1879
1880     size_t zeros;
1881     if (!isdigit(text[0]))
1882         zeros = 0;
1883     else {
1884         size_t digits(1);
1885         while (size != digits && isdigit(text[digits]))
1886             if (++digits == 4)
1887                 break;
1888         zeros = 4 - digits;
1889     }
1890
1891     uint8_t data[4];
1892
1893     // 0.607997
1894
1895     if (offset == 0 && zeros != 0) {
1896         memset(data, '0', zeros);
1897         memcpy(data + zeros, text, 4 - zeros);
1898     } else {
1899         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1900         if (size <= offset - zeros)
1901             return 0;
1902
1903         text += offset - zeros;
1904         size -= offset - zeros;
1905
1906         if (size >= 4)
1907             memcpy(data, text, 4);
1908         else {
1909             memcpy(data, text, size);
1910             memset(data + size, 0, 4 - size);
1911         }
1912
1913         for (size_t i(0); i != 4; ++i)
1914             if (isalpha(data[i]))
1915                 data[i] &= 0xdf;
1916     }
1917
1918     if (offset == 0)
1919         data[0] = (data[0] & 0x3f) | "\x80\x00\xc0\x40"[data[0] >> 6];
1920
1921     /* XXX: ntohl may be more honest */
1922     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
1923 }
1924
1925 CYString &(*PackageName)(Package *self, SEL sel);
1926
1927 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
1928     _profile(PackageNameCompare)
1929         CYString &lhi(PackageName(lhs, @selector(cyname)));
1930         CYString &rhi(PackageName(rhs, @selector(cyname)));
1931         CFStringRef lhn(lhi), rhn(rhi);
1932
1933         _profile(PackageNameCompare$NumbersLast)
1934             if (!lhi.empty() && !rhi.empty()) {
1935                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
1936                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
1937                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
1938                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
1939                     return lha ? NSOrderedAscending : NSOrderedDescending;
1940             }
1941         _end
1942
1943         CFIndex length = CFStringGetLength(lhn);
1944
1945         _profile(PackageNameCompare$Compare)
1946             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
1947         _end
1948     _end
1949 }
1950
1951 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
1952     return PackageNameCompare(*lhs, *rhs, context);
1953 }
1954
1955 struct PackageNameOrdering :
1956     std::binary_function<Package *, Package *, bool>
1957 {
1958     _finline bool operator ()(Package *lhs, Package *rhs) const {
1959         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
1960     }
1961 };
1962
1963 @implementation Package
1964
1965 - (NSString *) description {
1966     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
1967 }
1968
1969 - (void) dealloc {
1970     if (source_ != nil)
1971         [source_ release];
1972     if (section$_ != nil)
1973         [section$_ release];
1974
1975     if (latest_ != nil)
1976         [latest_ release];
1977
1978     if (sponsor$_ != nil)
1979         [sponsor$_ release];
1980     if (author$_ != nil)
1981         [author$_ release];
1982     if (tags_ != nil)
1983         [tags_ release];
1984     if (role_ != nil)
1985         [role_ release];
1986
1987     if (relationships_ != nil)
1988         [relationships_ release];
1989     if (metadata_ != nil)
1990         [metadata_ release];
1991
1992     [super dealloc];
1993 }
1994
1995 + (NSString *) webScriptNameForSelector:(SEL)selector {
1996     if (selector == @selector(hasTag:))
1997         return @"hasTag";
1998     else
1999         return nil;
2000 }
2001
2002 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
2003     return [self webScriptNameForSelector:selector] == nil;
2004 }
2005
2006 + (NSArray *) _attributeKeys {
2007     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"longDescription", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"longSection", @"maintainer", @"mode", @"name", @"purposes", @"section", @"shortDescription", @"shortSection", @"simpleSection", @"size", @"source", @"sponsor", @"support", @"warnings", nil];
2008 }
2009
2010 - (NSArray *) attributeKeys {
2011     return [[self class] _attributeKeys];
2012 }
2013
2014 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
2015     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
2016 }
2017
2018 - (void) parse {
2019     if (parsed_)
2020         return;
2021     parsed_ = true;
2022     if (file_.end())
2023         return;
2024
2025     _profile(Package$parse)
2026         pkgRecords::Parser *parser;
2027
2028         _profile(Package$parse$Lookup)
2029             parser = &[database_ records]->Lookup(file_);
2030         _end
2031
2032         CYString website;
2033
2034         _profile(Package$parse$Find)
2035             struct {
2036                 const char *name_;
2037                 CYString *value_;
2038             } names[] = {
2039                 {"icon", &icon_},
2040                 {"depiction", &depiction_},
2041                 {"homepage", &homepage_},
2042                 {"website", &website},
2043                 {"bugs", &bugs_},
2044                 {"support", &support_},
2045                 {"sponsor", &sponsor_},
2046                 {"author", &author_},
2047             };
2048
2049             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2050                 const char *start, *end;
2051
2052                 if (parser->Find(names[i].name_, start, end)) {
2053                     CYString &value(*names[i].value_);
2054                     _profile(Package$parse$Value)
2055                         value.set(pool_, start, end - start);
2056                     _end
2057                 }
2058             }
2059         _end
2060
2061         _profile(Package$parse$Tagline)
2062             const char *start, *end;
2063             if (parser->ShortDesc(start, end)) {
2064                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2065                 if (stop == NULL)
2066                     stop = end;
2067                 while (stop != start && stop[-1] == '\r')
2068                     --stop;
2069                 tagline_.set(pool_, start, stop - start);
2070             }
2071         _end
2072
2073         _profile(Package$parse$Retain)
2074             if (homepage_.empty())
2075                 homepage_ = website;
2076             if (homepage_ == depiction_)
2077                 homepage_.clear();
2078         _end
2079     _end
2080 }
2081
2082 - (void) setVisible {
2083     visible_ = required_ && [self hasSupportingRole] && [self unfiltered];
2084 }
2085
2086 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2087     if ((self = [super init]) != nil) {
2088     _profile(Package$initWithVersion)
2089     @synchronized (database) {
2090         era_ = [database era];
2091         pool_ = pool;
2092
2093         version_ = version;
2094         iterator_ = version.ParentPkg();
2095         database_ = database;
2096
2097         _profile(Package$initWithVersion$Latest)
2098             latest_ = (NSString *) StripVersion(version_.VerStr());
2099         _end
2100
2101         pkgCache::VerIterator current;
2102         _profile(Package$initWithVersion$Versions)
2103             current = iterator_.CurrentVer();
2104             if (!current.end())
2105                 installed_.set(pool_, StripVersion_(current.VerStr()));
2106
2107             if (!version_.end())
2108                 file_ = version_.FileList();
2109             else {
2110                 pkgCache &cache([database_ cache]);
2111                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2112             }
2113         _end
2114
2115         _profile(Package$initWithVersion$Name)
2116             id_.set(pool_, iterator_.Name());
2117             name_.set(pool, iterator_.Display());
2118         _end
2119
2120         if (!file_.end()) {
2121             _profile(Package$initWithVersion$Source)
2122                 source_ = [database_ getSource:file_.File()];
2123                 if (source_ != nil)
2124                     [source_ retain];
2125                 cached_ = true;
2126             _end
2127         }
2128
2129         required_ = true;
2130
2131         _profile(Package$initWithVersion$Tags)
2132             pkgCache::TagIterator tag(iterator_.TagList());
2133             if (!tag.end()) {
2134                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2135                 do {
2136                     const char *name(tag.Name());
2137                     [tags_ addObject:(NSString *)CFCString(name)];
2138                     if (role_ == nil && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/)
2139                         role_ = (NSString *) CFCString(name + 6);
2140                     if (required_ && strncmp(name, "require::", 9) == 0 && (
2141                         true
2142                     ))
2143                         required_ = false;
2144                     ++tag;
2145                 } while (!tag.end());
2146             }
2147         _end
2148
2149         bool changed(false);
2150         NSString *key([id_ lowercaseString]);
2151
2152         _profile(Package$initWithVersion$Metadata)
2153             metadata_ = [Packages_ objectForKey:key];
2154
2155             if (metadata_ == nil) {
2156                 firstSeen_ = now_;
2157
2158                 metadata_ = [[NSMutableDictionary dictionaryWithObjectsAndKeys:
2159                     firstSeen_, @"FirstSeen",
2160                     latest_, @"LastVersion",
2161                 nil] mutableCopy];
2162
2163                 changed = true;
2164             } else {
2165                 firstSeen_ = [metadata_ objectForKey:@"FirstSeen"];
2166                 lastSeen_ = [metadata_ objectForKey:@"LastSeen"];
2167
2168                 if (NSNumber *subscribed = [metadata_ objectForKey:@"IsSubscribed"])
2169                     subscribed_ = [subscribed boolValue];
2170
2171                 NSString *version([metadata_ objectForKey:@"LastVersion"]);
2172
2173                 if (firstSeen_ == nil) {
2174                     firstSeen_ = lastSeen_ == nil ? now_ : lastSeen_;
2175                     [metadata_ setObject:firstSeen_ forKey:@"FirstSeen"];
2176                     changed = true;
2177                 }
2178
2179                 if (version == nil) {
2180                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2181                     changed = true;
2182                 } else {
2183                 if (![version isEqualToString:latest_]) {
2184                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2185                     lastSeen_ = now_;
2186                     [metadata_ setObject:lastSeen_ forKey:@"LastSeen"];
2187                     changed = true;
2188                 } }
2189             }
2190
2191             metadata_ = [metadata_ retain];
2192
2193             if (changed) {
2194                 [Packages_ setObject:metadata_ forKey:key];
2195                 Changed_ = true;
2196             }
2197         _end
2198
2199         _profile(Package$initWithVersion$Section)
2200             section_.set(pool_, iterator_.Section());
2201         _end
2202
2203         essential_ = ((iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES) || [self hasTag:@"cydia::essential"];
2204         [self setVisible];
2205     } _end } return self;
2206 }
2207
2208 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2209 @synchronized ([Database class]) {
2210     pkgCache::VerIterator version;
2211
2212     _profile(Package$packageWithIterator$GetCandidateVer)
2213         version = [database policy]->GetCandidateVer(iterator);
2214     _end
2215
2216     if (version.end())
2217         return nil;
2218
2219     return [[[Package alloc]
2220         initWithVersion:version
2221         withZone:zone
2222         inPool:pool
2223         database:database
2224     ] autorelease];
2225 } }
2226
2227 - (pkgCache::PkgIterator) iterator {
2228     return iterator_;
2229 }
2230
2231 - (NSString *) section {
2232     if (section$_ == nil) {
2233         if (section_.empty())
2234             return nil;
2235
2236         std::replace(section_.data(), section_.data() + section_.size(), ' ', '_');
2237         NSString *name(section_);
2238
2239       lookup:
2240         if (NSDictionary *value = [SectionMap_ objectForKey:name])
2241             if (NSString *rename = [value objectForKey:@"Rename"]) {
2242                 name = rename;
2243                 goto lookup;
2244             }
2245
2246         section$_ = [[name stringByReplacingCharacter:'_' withCharacter:' '] retain];
2247     } return section$_;
2248 }
2249
2250 - (NSString *) simpleSection {
2251     if (NSString *section = [self section])
2252         return Simplify(section);
2253     else
2254         return nil;
2255 }
2256
2257 - (NSString *) longSection {
2258     return LocalizeSection([self section]);
2259 }
2260
2261 - (NSString *) shortSection {
2262     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2263 }
2264
2265 - (NSString *) uri {
2266     return nil;
2267 #if 0
2268     pkgIndexFile *index;
2269     pkgCache::PkgFileIterator file(file_.File());
2270     if (![database_ list].FindIndex(file, index))
2271         return nil;
2272     return [NSString stringWithUTF8String:iterator_->Path];
2273     //return [NSString stringWithUTF8String:file.Site()];
2274     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2275 #endif
2276 }
2277
2278 - (Address *) maintainer {
2279     if (file_.end())
2280         return nil;
2281     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2282     const std::string &maintainer(parser->Maintainer());
2283     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2284 }
2285
2286 - (size_t) size {
2287     return version_.end() ? 0 : version_->InstalledSize;
2288 }
2289
2290 - (NSString *) longDescription {
2291     if (file_.end())
2292         return nil;
2293     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2294     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2295
2296     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2297     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2298     if ([lines count] < 2)
2299         return nil;
2300
2301     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2302     for (size_t i(1), e([lines count]); i != e; ++i) {
2303         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2304         [trimmed addObject:trim];
2305     }
2306
2307     return [trimmed componentsJoinedByString:@"\n"];
2308 }
2309
2310 - (NSString *) shortDescription {
2311     return tagline_;
2312 }
2313
2314 - (unichar) index {
2315     _profile(Package$index)
2316         CFStringRef name((CFStringRef) [self name]);
2317         if (CFStringGetLength(name) == 0)
2318             return '#';
2319         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2320         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2321             return '#';
2322         return toupper(character);
2323     _end
2324 }
2325
2326 - (NSMutableDictionary *) metadata {
2327     return metadata_;
2328 }
2329
2330 - (NSDate *) seen {
2331     if (subscribed_ && lastSeen_ != nil)
2332         return lastSeen_;
2333     return firstSeen_;
2334 }
2335
2336 - (BOOL) subscribed {
2337     return subscribed_;
2338 }
2339
2340 - (BOOL) ignored {
2341     NSDictionary *metadata([self metadata]);
2342     if (NSNumber *ignored = [metadata objectForKey:@"IsIgnored"])
2343         return [ignored boolValue];
2344     else
2345         return false;
2346 }
2347
2348 - (NSString *) latest {
2349     return latest_;
2350 }
2351
2352 - (NSString *) installed {
2353     return installed_;
2354 }
2355
2356 - (BOOL) uninstalled {
2357     return installed_.empty();
2358 }
2359
2360 - (BOOL) valid {
2361     return !version_.end();
2362 }
2363
2364 - (BOOL) upgradableAndEssential:(BOOL)essential {
2365     _profile(Package$upgradableAndEssential)
2366         pkgCache::VerIterator current(iterator_.CurrentVer());
2367         if (current.end())
2368             return essential && essential_ && visible_;
2369         else
2370             return !version_.end() && version_ != current;// && (!essential || ![database_ cache][iterator_].Keep());
2371     _end
2372 }
2373
2374 - (BOOL) essential {
2375     return essential_;
2376 }
2377
2378 - (BOOL) broken {
2379     return [database_ cache][iterator_].InstBroken();
2380 }
2381
2382 - (BOOL) unfiltered {
2383     NSString *section([self section]);
2384     return section == nil || isSectionVisible(section);
2385 }
2386
2387 - (BOOL) visible {
2388     return visible_;
2389 }
2390
2391 - (BOOL) half {
2392     unsigned char current(iterator_->CurrentState);
2393     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2394 }
2395
2396 - (BOOL) halfConfigured {
2397     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2398 }
2399
2400 - (BOOL) halfInstalled {
2401     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2402 }
2403
2404 - (BOOL) hasMode {
2405     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2406     return state.Mode != pkgDepCache::ModeKeep;
2407 }
2408
2409 - (NSString *) mode {
2410     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2411
2412     switch (state.Mode) {
2413         case pkgDepCache::ModeDelete:
2414             if ((state.iFlags & pkgDepCache::Purge) != 0)
2415                 return @"PURGE";
2416             else
2417                 return @"REMOVE";
2418         case pkgDepCache::ModeKeep:
2419             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2420                 return @"REINSTALL";
2421             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2422                 return nil;*/
2423             else
2424                 return nil;
2425         case pkgDepCache::ModeInstall:
2426             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2427                 return @"REINSTALL";
2428             else*/ switch (state.Status) {
2429                 case -1:
2430                     return @"DOWNGRADE";
2431                 case 0:
2432                     return @"INSTALL";
2433                 case 1:
2434                     return @"UPGRADE";
2435                 case 2:
2436                     return @"NEW_INSTALL";
2437                 default:
2438                     _assert(false);
2439             }
2440         default:
2441             _assert(false);
2442     }
2443 }
2444
2445 - (NSString *) id {
2446     return id_;
2447 }
2448
2449 - (NSString *) name {
2450     return name_.empty() ? id_ : name_;
2451 }
2452
2453 - (UIImage *) icon {
2454     NSString *section = [self simpleSection];
2455
2456     UIImage *icon(nil);
2457     if (!icon_.empty())
2458         if ([icon_ hasPrefix:@"file:///"])
2459             icon = [UIImage imageAtPath:[icon_ substringFromIndex:7]];
2460     if (icon == nil) if (section != nil)
2461         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2462     if (icon == nil) if (source_ != nil) if (NSString *dicon = [source_ defaultIcon])
2463         if ([dicon hasPrefix:@"file:///"])
2464             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2465     if (icon == nil)
2466         icon = [UIImage applicationImageNamed:@"unknown.png"];
2467     return icon;
2468 }
2469
2470 - (NSString *) homepage {
2471     return homepage_;
2472 }
2473
2474 - (NSString *) depiction {
2475     return !depiction_.empty() ? depiction_ : [[self source] depictionForPackage:id_];
2476 }
2477
2478 - (Address *) sponsor {
2479     if (sponsor$_ == nil) {
2480         if (sponsor_.empty())
2481             return nil;
2482         sponsor$_ = [[Address addressWithString:sponsor_] retain];
2483     } return sponsor$_;
2484 }
2485
2486 - (Address *) author {
2487     if (author$_ == nil) {
2488         if (author_.empty())
2489             return nil;
2490         author$_ = [[Address addressWithString:author_] retain];
2491     } return author$_;
2492 }
2493
2494 - (NSString *) support {
2495     return !bugs_.empty() ? bugs_ : [[self source] supportForPackage:id_];
2496 }
2497
2498 - (NSArray *) files {
2499     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2500     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2501
2502     std::ifstream fin;
2503     fin.open([path UTF8String]);
2504     if (!fin.is_open())
2505         return nil;
2506
2507     std::string line;
2508     while (std::getline(fin, line))
2509         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2510
2511     return files;
2512 }
2513
2514 - (NSArray *) relationships {
2515     return relationships_;
2516 }
2517
2518 - (NSArray *) warnings {
2519     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2520     const char *name(iterator_.Name());
2521
2522     size_t length(strlen(name));
2523     if (length < 2) invalid:
2524         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2525     else for (size_t i(0); i != length; ++i)
2526         if (
2527             /* XXX: technically this is not allowed */
2528             (name[i] < 'A' || name[i] > 'Z') &&
2529             (name[i] < 'a' || name[i] > 'z') &&
2530             (name[i] < '0' || name[i] > '9') &&
2531             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2532         ) goto invalid;
2533
2534     if (strcmp(name, "cydia") != 0) {
2535         bool cydia = false;
2536         bool user = false;
2537         bool _private = false;
2538         bool stash = false;
2539
2540         bool repository = [[self section] isEqualToString:@"Repositories"];
2541
2542         if (NSArray *files = [self files])
2543             for (NSString *file in files)
2544                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2545                     cydia = true;
2546                 else if (!user && [file isEqualToString:@"/User"])
2547                     user = true;
2548                 else if (!_private && [file isEqualToString:@"/private"])
2549                     _private = true;
2550                 else if (!stash && [file isEqualToString:@"/var/stash"])
2551                     stash = true;
2552
2553         /* XXX: this is not sensitive enough. only some folders are valid. */
2554         if (cydia && !repository)
2555             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2556         if (user)
2557             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/User"]];
2558         if (_private)
2559             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2560         if (stash)
2561             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2562     }
2563
2564     return [warnings count] == 0 ? nil : warnings;
2565 }
2566
2567 - (NSArray *) applications {
2568     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2569
2570     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2571
2572     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2573     if (NSArray *files = [self files])
2574         for (NSString *file in files)
2575             if (application_r(file)) {
2576                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2577                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2578                 if ([id isEqualToString:me])
2579                     continue;
2580
2581                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2582                 if (display == nil)
2583                     display = application_r[1];
2584
2585                 NSString *bundle([file stringByDeletingLastPathComponent]);
2586                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2587                 if (icon == nil || [icon length] == 0)
2588                     icon = @"icon.png";
2589                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2590
2591                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2592                 [applications addObject:application];
2593
2594                 [application addObject:id];
2595                 [application addObject:display];
2596                 [application addObject:url];
2597             }
2598
2599     return [applications count] == 0 ? nil : applications;
2600 }
2601
2602 - (Source *) source {
2603     if (!cached_) {
2604         @synchronized (database_) {
2605             if ([database_ era] != era_ || file_.end())
2606                 source_ = nil;
2607             else {
2608                 source_ = [database_ getSource:file_.File()];
2609                 if (source_ != nil)
2610                     [source_ retain];
2611             }
2612
2613             cached_ = true;
2614         }
2615     }
2616
2617     return source_;
2618 }
2619
2620 - (NSString *) role {
2621     return role_;
2622 }
2623
2624 - (BOOL) matches:(NSString *)text {
2625     if (text == nil)
2626         return NO;
2627
2628     NSRange range;
2629
2630     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2631     if (range.location != NSNotFound)
2632         return YES;
2633
2634     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2635     if (range.location != NSNotFound)
2636         return YES;
2637
2638     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2639     if (range.location != NSNotFound)
2640         return YES;
2641
2642     return NO;
2643 }
2644
2645 - (bool) hasSupportingRole {
2646     if (role_ == nil)
2647         return true;
2648     if ([role_ isEqualToString:@"enduser"])
2649         return true;
2650     if ([Role_ isEqualToString:@"User"])
2651         return false;
2652     if ([role_ isEqualToString:@"hacker"])
2653         return true;
2654     if ([Role_ isEqualToString:@"Hacker"])
2655         return false;
2656     if ([role_ isEqualToString:@"developer"])
2657         return true;
2658     if ([Role_ isEqualToString:@"Developer"])
2659         return false;
2660     _assert(false);
2661 }
2662
2663 - (BOOL) hasTag:(NSString *)tag {
2664     return tags_ == nil ? NO : [tags_ containsObject:tag];
2665 }
2666
2667 - (NSString *) primaryPurpose {
2668     for (NSString *tag in tags_)
2669         if ([tag hasPrefix:@"purpose::"])
2670             return [tag substringFromIndex:9];
2671     return nil;
2672 }
2673
2674 - (NSArray *) purposes {
2675     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2676     for (NSString *tag in tags_)
2677         if ([tag hasPrefix:@"purpose::"])
2678             [purposes addObject:[tag substringFromIndex:9]];
2679     return [purposes count] == 0 ? nil : purposes;
2680 }
2681
2682 - (bool) isCommercial {
2683     return [self hasTag:@"cydia::commercial"];
2684 }
2685
2686 - (CYString &) cyname {
2687     return name_.empty() ? id_ : name_;
2688 }
2689
2690 - (uint32_t) compareBySection:(NSArray *)sections {
2691     NSString *section([self section]);
2692     for (size_t i(0), e([sections count]); i != e; ++i) {
2693         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2694             return i;
2695     }
2696
2697     return _not(uint32_t);
2698 }
2699
2700 - (uint32_t) compareForChanges {
2701     union {
2702         uint32_t key;
2703
2704         struct {
2705             uint32_t timestamp : 30;
2706             uint32_t ignored : 1;
2707             uint32_t upgradable : 1;
2708         } bits;
2709     } value;
2710
2711     bool upgradable([self upgradableAndEssential:YES]);
2712     value.bits.upgradable = upgradable ? 1 : 0;
2713
2714     if (upgradable) {
2715         value.bits.timestamp = 0;
2716         value.bits.ignored = [self ignored] ? 0 : 1;
2717         value.bits.upgradable = 1;
2718     } else {
2719         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
2720         value.bits.ignored = 0;
2721         value.bits.upgradable = 0;
2722     }
2723
2724     return _not(uint32_t) - value.key;
2725 }
2726
2727 - (void) clear {
2728     pkgProblemResolver *resolver = [database_ resolver];
2729     resolver->Clear(iterator_);
2730     resolver->Protect(iterator_);
2731 }
2732
2733 - (void) install {
2734     pkgProblemResolver *resolver = [database_ resolver];
2735     resolver->Clear(iterator_);
2736     resolver->Protect(iterator_);
2737     pkgCacheFile &cache([database_ cache]);
2738     cache->MarkInstall(iterator_, false);
2739     pkgDepCache::StateCache &state((*cache)[iterator_]);
2740     if (!state.Install())
2741         cache->SetReInstall(iterator_, true);
2742 }
2743
2744 - (void) remove {
2745     pkgProblemResolver *resolver = [database_ resolver];
2746     resolver->Clear(iterator_);
2747     resolver->Protect(iterator_);
2748     resolver->Remove(iterator_);
2749     [database_ cache]->MarkDelete(iterator_, true);
2750 }
2751
2752 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2753     _profile(Package$isUnfilteredAndSearchedForBy)
2754         bool value(true);
2755
2756         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2757             value &= [self unfiltered];
2758         _end
2759
2760         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2761             value &= [self matches:search];
2762         _end
2763
2764         return value;
2765     _end
2766 }
2767
2768 - (bool) isInstalledAndVisible:(NSNumber *)number {
2769     return (![number boolValue] || [self visible]) && ![self uninstalled];
2770 }
2771
2772 - (bool) isVisiblyUninstalledInSection:(NSString *)name {
2773     NSString *section = [self section];
2774
2775     return
2776         [self visible] &&
2777         [self uninstalled] && (
2778             name == nil ||
2779             section == nil && [name length] == 0 ||
2780             [name isEqualToString:section]
2781         );
2782 }
2783
2784 - (bool) isVisibleInSource:(Source *)source {
2785     return [self source] == source && [self visible];
2786 }
2787
2788 @end
2789 /* }}} */
2790 /* Section Class {{{ */
2791 @interface Section : NSObject {
2792     NSString *name_;
2793     unichar index_;
2794     size_t row_;
2795     size_t count_;
2796     NSString *localized_;
2797 }
2798
2799 - (NSComparisonResult) compareByLocalized:(Section *)section;
2800 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2801 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2802 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2803 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2804 - (NSString *) name;
2805 - (unichar) index;
2806
2807 - (size_t) row;
2808 - (size_t) count;
2809
2810 - (void) addToRow;
2811 - (void) addToCount;
2812
2813 - (void) setCount:(size_t)count;
2814 - (NSString *) localized;
2815
2816 @end
2817
2818 @implementation Section
2819
2820 - (void) dealloc {
2821     [name_ release];
2822     if (localized_ != nil)
2823         [localized_ release];
2824     [super dealloc];
2825 }
2826
2827 - (NSComparisonResult) compareByLocalized:(Section *)section {
2828     NSString *lhs(localized_);
2829     NSString *rhs([section localized]);
2830
2831     /*if ([lhs length] != 0 && [rhs length] != 0) {
2832         unichar lhc = [lhs characterAtIndex:0];
2833         unichar rhc = [rhs characterAtIndex:0];
2834
2835         if (isalpha(lhc) && !isalpha(rhc))
2836             return NSOrderedAscending;
2837         else if (!isalpha(lhc) && isalpha(rhc))
2838             return NSOrderedDescending;
2839     }*/
2840
2841     return [lhs compare:rhs options:LaxCompareOptions_];
2842 }
2843
2844 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2845     if ((self = [self initWithName:name localize:NO]) != nil) {
2846         if (localized != nil)
2847             localized_ = [localized retain];
2848     } return self;
2849 }
2850
2851 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2852     return [self initWithName:name row:0 localize:localize];
2853 }
2854
2855 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2856     if ((self = [super init]) != nil) {
2857         name_ = [name retain];
2858         index_ = '\0';
2859         row_ = row;
2860         if (localize)
2861             localized_ = [LocalizeSection(name_) retain];
2862     } return self;
2863 }
2864
2865 /* XXX: localize the index thingees */
2866 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2867     if ((self = [super init]) != nil) {
2868         name_ = [[NSString stringWithCharacters:&index length:1] retain];
2869         index_ = index;
2870         row_ = row;
2871     } return self;
2872 }
2873
2874 - (NSString *) name {
2875     return name_;
2876 }
2877
2878 - (unichar) index {
2879     return index_;
2880 }
2881
2882 - (size_t) row {
2883     return row_;
2884 }
2885
2886 - (size_t) count {
2887     return count_;
2888 }
2889
2890 - (void) addToRow {
2891     ++row_;
2892 }
2893
2894 - (void) addToCount {
2895     ++count_;
2896 }
2897
2898 - (void) setCount:(size_t)count {
2899     count_ = count;
2900 }
2901
2902 - (NSString *) localized {
2903     return localized_;
2904 }
2905
2906 @end
2907 /* }}} */
2908
2909 static int Finish_;
2910 static NSArray *Finishes_;
2911
2912 /* Database Implementation {{{ */
2913 @implementation Database
2914
2915 + (Database *) sharedInstance {
2916     static Database *instance;
2917     if (instance == nil)
2918         instance = [[Database alloc] init];
2919     return instance;
2920 }
2921
2922 - (unsigned) era {
2923     return era_;
2924 }
2925
2926 - (void) dealloc {
2927     _assert(false);
2928     NSRecycleZone(zone_);
2929     // XXX: malloc_destroy_zone(zone_);
2930     apr_pool_destroy(pool_);
2931     [super dealloc];
2932 }
2933
2934 - (void) _readCydia:(NSNumber *)fd { _pooled
2935     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2936     std::istream is(&ib);
2937     std::string line;
2938
2939     static Pcre finish_r("^finish:([^:]*)$");
2940
2941     while (std::getline(is, line)) {
2942         const char *data(line.c_str());
2943         size_t size = line.size();
2944         lprintf("C:%s\n", data);
2945
2946         if (finish_r(data, size)) {
2947             NSString *finish = finish_r[1];
2948             int index = [Finishes_ indexOfObject:finish];
2949             if (index != INT_MAX && index > Finish_)
2950                 Finish_ = index;
2951         }
2952     }
2953
2954     _assert(false);
2955 }
2956
2957 - (void) _readStatus:(NSNumber *)fd { _pooled
2958     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2959     std::istream is(&ib);
2960     std::string line;
2961
2962     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
2963     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
2964
2965     while (std::getline(is, line)) {
2966         const char *data(line.c_str());
2967         size_t size = line.size();
2968         lprintf("S:%s\n", data);
2969
2970         if (conffile_r(data, size)) {
2971             [delegate_ setConfigurationData:conffile_r[1]];
2972         } else if (strncmp(data, "status: ", 8) == 0) {
2973             NSString *string = [NSString stringWithUTF8String:(data + 8)];
2974             [delegate_ setProgressTitle:string];
2975         } else if (pmstatus_r(data, size)) {
2976             std::string type([pmstatus_r[1] UTF8String]);
2977             NSString *id = pmstatus_r[2];
2978
2979             float percent([pmstatus_r[3] floatValue]);
2980             [delegate_ setProgressPercent:(percent / 100)];
2981
2982             NSString *string = pmstatus_r[4];
2983
2984             if (type == "pmerror")
2985                 [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
2986                     withObject:[NSArray arrayWithObjects:string, id, nil]
2987                     waitUntilDone:YES
2988                 ];
2989             else if (type == "pmstatus") {
2990                 [delegate_ setProgressTitle:string];
2991             } else if (type == "pmconffile")
2992                 [delegate_ setConfigurationData:string];
2993             else _assert(false);
2994         } else _assert(false);
2995     }
2996
2997     _assert(false);
2998 }
2999
3000 - (void) _readOutput:(NSNumber *)fd { _pooled
3001     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
3002     std::istream is(&ib);
3003     std::string line;
3004
3005     while (std::getline(is, line)) {
3006         lprintf("O:%s\n", line.c_str());
3007         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
3008     }
3009
3010     _assert(false);
3011 }
3012
3013 - (FILE *) input {
3014     return input_;
3015 }
3016
3017 - (Package *) packageWithName:(NSString *)name {
3018 @synchronized ([Database class]) {
3019     if (static_cast<pkgDepCache *>(cache_) == NULL)
3020         return nil;
3021     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
3022     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
3023 } }
3024
3025 - (Database *) init {
3026     if ((self = [super init]) != nil) {
3027         policy_ = NULL;
3028         records_ = NULL;
3029         resolver_ = NULL;
3030         fetcher_ = NULL;
3031         lock_ = NULL;
3032
3033         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3034         apr_pool_create(&pool_, NULL);
3035
3036         packages_ = [[NSMutableArray alloc] init];
3037
3038         int fds[2];
3039
3040         _assert(pipe(fds) != -1);
3041         cydiafd_ = fds[1];
3042
3043         _config->Set("APT::Keep-Fds::", cydiafd_);
3044         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3045
3046         [NSThread
3047             detachNewThreadSelector:@selector(_readCydia:)
3048             toTarget:self
3049             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3050         ];
3051
3052         _assert(pipe(fds) != -1);
3053         statusfd_ = fds[1];
3054
3055         [NSThread
3056             detachNewThreadSelector:@selector(_readStatus:)
3057             toTarget:self
3058             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3059         ];
3060
3061         _assert(pipe(fds) != -1);
3062         _assert(dup2(fds[0], 0) != -1);
3063         _assert(close(fds[0]) != -1);
3064
3065         input_ = fdopen(fds[1], "a");
3066
3067         _assert(pipe(fds) != -1);
3068         _assert(dup2(fds[1], 1) != -1);
3069         _assert(close(fds[1]) != -1);
3070
3071         [NSThread
3072             detachNewThreadSelector:@selector(_readOutput:)
3073             toTarget:self
3074             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3075         ];
3076     } return self;
3077 }
3078
3079 - (pkgCacheFile &) cache {
3080     return cache_;
3081 }
3082
3083 - (pkgDepCache::Policy *) policy {
3084     return policy_;
3085 }
3086
3087 - (pkgRecords *) records {
3088     return records_;
3089 }
3090
3091 - (pkgProblemResolver *) resolver {
3092     return resolver_;
3093 }
3094
3095 - (pkgAcquire &) fetcher {
3096     return *fetcher_;
3097 }
3098
3099 - (pkgSourceList &) list {
3100     return *list_;
3101 }
3102
3103 - (NSArray *) packages {
3104     return packages_;
3105 }
3106
3107 - (NSArray *) sources {
3108     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3109     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3110         [sources addObject:i->second];
3111     return sources;
3112 }
3113
3114 - (NSArray *) issues {
3115     if (cache_->BrokenCount() == 0)
3116         return nil;
3117
3118     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3119
3120     for (Package *package in packages_) {
3121         if (![package broken])
3122             continue;
3123         pkgCache::PkgIterator pkg([package iterator]);
3124
3125         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3126         [entry addObject:[package name]];
3127         [issues addObject:entry];
3128
3129         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3130         if (ver.end())
3131             continue;
3132
3133         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3134             pkgCache::DepIterator start;
3135             pkgCache::DepIterator end;
3136             dep.GlobOr(start, end); // ++dep
3137
3138             if (!cache_->IsImportantDep(end))
3139                 continue;
3140             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3141                 continue;
3142
3143             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3144             [entry addObject:failure];
3145             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3146
3147             NSString *name([NSString stringWithUTF8String:start.TargetPkg().Name()]);
3148             if (Package *package = [self packageWithName:name])
3149                 name = [package name];
3150             [failure addObject:name];
3151
3152             pkgCache::PkgIterator target(start.TargetPkg());
3153             if (target->ProvidesList != 0)
3154                 [failure addObject:@"?"];
3155             else {
3156                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3157                 if (!ver.end())
3158                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3159                 else if (!cache_[target].CandidateVerIter(cache_).end())
3160                     [failure addObject:@"-"];
3161                 else if (target->ProvidesList == 0)
3162                     [failure addObject:@"!"];
3163                 else
3164                     [failure addObject:@"%"];
3165             }
3166
3167             _forever {
3168                 if (start.TargetVer() != 0)
3169                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3170                 if (start == end)
3171                     break;
3172                 ++start;
3173             }
3174         }
3175     }
3176
3177     return issues;
3178 }
3179
3180 - (void) reloadData { _pooled
3181 @synchronized ([Database class]) {
3182
3183     @synchronized (self) {
3184         ++era_;
3185     }
3186
3187     [packages_ removeAllObjects];
3188     sources_.clear();
3189
3190     _error->Discard();
3191
3192     delete list_;
3193     list_ = NULL;
3194     manager_ = NULL;
3195     delete lock_;
3196     lock_ = NULL;
3197     delete fetcher_;
3198     fetcher_ = NULL;
3199     delete resolver_;
3200     resolver_ = NULL;
3201     delete records_;
3202     records_ = NULL;
3203     delete policy_;
3204     policy_ = NULL;
3205
3206     if (now_ != nil) {
3207         [now_ release];
3208         now_ = nil;
3209     }
3210
3211     cache_.Close();
3212
3213     apr_pool_clear(pool_);
3214     NSRecycleZone(zone_);
3215
3216     int chk(creat("/tmp/cydia.chk", 0644));
3217     if (chk != -1)
3218         close(chk);
3219
3220     _trace();
3221     if (!cache_.Open(progress_, true)) {
3222         std::string error;
3223         if (!_error->PopMessage(error))
3224             _assert(false);
3225         _error->Discard();
3226         lprintf("cache_.Open():[%s]\n", error.c_str());
3227
3228         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3229             [delegate_ repairWithSelector:@selector(configure)];
3230         else if (error == "The package lists or status file could not be parsed or opened.")
3231             [delegate_ repairWithSelector:@selector(update)];
3232         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3233         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3234         // else if (error == "The list of sources could not be read.")
3235         else _assert(false);
3236
3237         return;
3238     }
3239     _trace();
3240
3241     unlink("/tmp/cydia.chk");
3242
3243     now_ = [[NSDate date] retain];
3244
3245     policy_ = new pkgDepCache::Policy();
3246     records_ = new pkgRecords(cache_);
3247     resolver_ = new pkgProblemResolver(cache_);
3248     fetcher_ = new pkgAcquire(&status_);
3249     lock_ = NULL;
3250
3251     list_ = new pkgSourceList();
3252     _assert(list_->ReadMainList());
3253
3254     _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
3255     _assert(pkgApplyStatus(cache_));
3256
3257     if (cache_->BrokenCount() != 0) {
3258         _assert(pkgFixBroken(cache_));
3259         _assert(cache_->BrokenCount() == 0);
3260         _assert(pkgMinimizeUpgrade(cache_));
3261     }
3262
3263     _trace();
3264
3265     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3266         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3267         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3268             // XXX: this could be more intelligent
3269             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3270                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3271                 if (!cached.end())
3272                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3273             }
3274     }
3275
3276     _trace();
3277
3278     {
3279         /*std::vector<Package *> packages;
3280         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3281         [packages_ release];
3282         packages_ = nil;*/
3283
3284         _trace();
3285
3286         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3287             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3288                 //packages.push_back(package);
3289                 [packages_ addObject:package];
3290
3291         _trace();
3292
3293         /*if (packages.empty())
3294             packages_ = [[NSArray alloc] init];
3295         else
3296             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3297         _trace();*/
3298
3299         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3300         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3301         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3302
3303         /*_trace();
3304         PrintTimes();
3305         _trace();*/
3306
3307         _trace();
3308
3309         /*if (!packages.empty())
3310             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3311         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3312
3313         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3314
3315         CFArrayInsertionSortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3316
3317         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3318
3319         _trace();
3320     }
3321 } }
3322
3323 - (void) configure {
3324     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3325     system([dpkg UTF8String]);
3326 }
3327
3328 - (void) clean {
3329     if (lock_ != NULL)
3330         return;
3331
3332     FileFd Lock;
3333     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3334     _assert(!_error->PendingError());
3335
3336     pkgAcquire fetcher;
3337     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3338
3339     class LogCleaner :
3340         public pkgArchiveCleaner
3341     {
3342       protected:
3343         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3344             unlink(File);
3345         }
3346     } cleaner;
3347
3348     if (!cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)) {
3349         std::string error;
3350         while (_error->PopMessage(error))
3351             lprintf("ArchiveCleaner: %s\n", error.c_str());
3352     }
3353 }
3354
3355 - (void) prepare {
3356     fetcher_->Shutdown();
3357
3358     pkgRecords records(cache_);
3359
3360     lock_ = new FileFd();
3361     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3362     _assert(!_error->PendingError());
3363
3364     pkgSourceList list;
3365     // XXX: explain this with an error message
3366     _assert(list.ReadMainList());
3367
3368     manager_ = (_system->CreatePM(cache_));
3369     _assert(manager_->GetArchives(fetcher_, &list, &records));
3370     _assert(!_error->PendingError());
3371 }
3372
3373 - (void) perform {
3374     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3375         pkgSourceList list;
3376         _assert(list.ReadMainList());
3377         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3378             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3379     }
3380
3381     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3382         _trace();
3383         return;
3384     }
3385
3386     bool failed = false;
3387     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3388         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3389             continue;
3390         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3391             continue;
3392
3393         std::string uri = (*item)->DescURI();
3394         std::string error = (*item)->ErrorText;
3395
3396         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3397         failed = true;
3398
3399         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
3400             withObject:[NSArray arrayWithObjects:
3401                 [NSString stringWithUTF8String:error.c_str()],
3402             nil]
3403             waitUntilDone:YES
3404         ];
3405     }
3406
3407     if (failed) {
3408         _trace();
3409         return;
3410     }
3411
3412     _system->UnLock();
3413     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3414
3415     if (_error->PendingError()) {
3416         _trace();
3417         return;
3418     }
3419
3420     if (result == pkgPackageManager::Failed) {
3421         _trace();
3422         return;
3423     }
3424
3425     if (result != pkgPackageManager::Completed) {
3426         _trace();
3427         return;
3428     }
3429
3430     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3431         pkgSourceList list;
3432         _assert(list.ReadMainList());
3433         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3434             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3435     }
3436
3437     if (![before isEqualToArray:after])
3438         [self update];
3439 }
3440
3441 - (void) upgrade {
3442     _assert(pkgDistUpgrade(cache_));
3443 }
3444
3445 - (void) update {
3446     [self updateWithStatus:status_];
3447 }
3448
3449 - (void) setVisible {
3450     for (Package *package in packages_)
3451         [package setVisible];
3452 }
3453
3454 - (NSString *) updateWithStatus:(Status &)status {
3455     pkgSourceList list;
3456     _assert(list.ReadMainList());
3457
3458     FileFd lock;
3459     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3460
3461     if (_error->PendingError()) error: {
3462         std::string error;
3463         if (!_error->PopMessage(error))
3464             _assert(false);
3465         _error->Discard();
3466         return [NSString stringWithUTF8String:error.c_str()];
3467     }
3468
3469     if (!ListUpdate(status, list, PulseInterval_))
3470         goto error;
3471
3472     [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3473     Changed_ = true;
3474
3475     return nil;
3476 }
3477
3478 - (void) setDelegate:(id)delegate {
3479     delegate_ = delegate;
3480     status_.setDelegate(delegate);
3481     progress_.setDelegate(delegate);
3482 }
3483
3484 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3485     SourceMap::const_iterator i(sources_.find(file->ID));
3486     return i == sources_.end() ? nil : i->second;
3487 }
3488
3489 @end
3490 /* }}} */
3491
3492 /* PopUp Windows {{{ */
3493 @interface PopUpView : UIView {
3494     _transient id delegate_;
3495     UITransitionView *transition_;
3496     UIView *overlay_;
3497 }
3498
3499 - (void) cancel;
3500 - (id) initWithView:(UIView *)view delegate:(id)delegate;
3501
3502 @end
3503
3504 @implementation PopUpView
3505
3506 - (void) dealloc {
3507     [transition_ setDelegate:nil];
3508     [transition_ release];
3509     [overlay_ release];
3510     [super dealloc];
3511 }
3512
3513 - (void) cancel {
3514     [transition_ transition:UITransitionPushFromTop toView:nil];
3515 }
3516
3517 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
3518     if (from != nil && to == nil)
3519         [self removeFromSuperview];
3520 }
3521
3522 - (id) initWithView:(UIView *)view delegate:(id)delegate {
3523     if ((self = [super initWithFrame:[view bounds]]) != nil) {
3524         delegate_ = delegate;
3525
3526         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
3527         [self addSubview:transition_];
3528
3529         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
3530
3531         [view addSubview:self];
3532
3533         [transition_ setDelegate:self];
3534
3535         UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
3536         [transition_ transition:UITransitionNone toView:blank];
3537         [transition_ transition:UITransitionPushFromBottom toView:overlay_];
3538     } return self;
3539 }
3540
3541 @end
3542 /* }}} */
3543
3544 /* Confirmation View {{{ */
3545 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3546     if (!iterator.end())
3547         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3548             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3549                 continue;
3550             pkgCache::PkgIterator package(dep.TargetPkg());
3551             if (package.end())
3552                 continue;
3553             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3554                 return true;
3555         }
3556
3557     return false;
3558 }
3559
3560 /* Web Scripting {{{ */
3561 @interface CydiaObject : NSObject {
3562     id indirect_;
3563 }
3564
3565 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3566 @end
3567
3568 @implementation CydiaObject
3569
3570 - (void) dealloc {
3571     [indirect_ release];
3572     [super dealloc];
3573 }
3574
3575 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3576     if ((self = [super init]) != nil) {
3577         indirect_ = [indirect retain];
3578     } return self;
3579 }
3580
3581 + (NSArray *) _attributeKeys {
3582     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3583 }
3584
3585 - (NSArray *) attributeKeys {
3586     return [[self class] _attributeKeys];
3587 }
3588
3589 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3590     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3591 }
3592
3593 - (NSString *) device {
3594     return [[UIDevice currentDevice] uniqueIdentifier];
3595 }
3596
3597 #if 0 // XXX: implement!
3598 - (NSString *) mac {
3599     if (![indirect_ promptForSensitive:@"Mac Address"])
3600         return nil;
3601 }
3602
3603 - (NSString *) serial {
3604     if (![indirect_ promptForSensitive:@"Serial #"])
3605         return nil;
3606 }
3607
3608 - (NSString *) firewire {
3609     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3610         return nil;
3611 }
3612
3613 - (NSString *) imei {
3614     if (![indirect_ promptForSensitive:@"IMEI"])
3615         return nil;
3616 }
3617 #endif
3618
3619 + (NSString *) webScriptNameForSelector:(SEL)selector {
3620     if (selector == @selector(close))
3621         return @"close";
3622     else if (selector == @selector(getPackageById:))
3623         return @"getPackageById";
3624     else if (selector == @selector(setAutoPopup:))
3625         return @"setAutoPopup";
3626     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3627         return @"setButtonImage";
3628     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3629         return @"setButtonTitle";
3630     else if (selector == @selector(setFinishHook:))
3631         return @"setFinishHook";
3632     else if (selector == @selector(setPopupHook:))
3633         return @"setPopupHook";
3634     else if (selector == @selector(setSpecial:))
3635         return @"setSpecial";
3636     else if (selector == @selector(setViewportWidth:))
3637         return @"setViewportWidth";
3638     else if (selector == @selector(supports:))
3639         return @"supports";
3640     else if (selector == @selector(stringWithFormat:arguments:))
3641         return @"format";
3642     else if (selector == @selector(localizedStringForKey:value:table:))
3643         return @"localize";
3644     else if (selector == @selector(du:))
3645         return @"du";
3646     else if (selector == @selector(statfs:))
3647         return @"statfs";
3648     else
3649         return nil;
3650 }
3651
3652 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3653     return [self webScriptNameForSelector:selector] == nil;
3654 }
3655
3656 - (BOOL) supports:(NSString *)feature {
3657     return [feature isEqualToString:@"window.open"];
3658 }
3659
3660 - (Package *) getPackageById:(NSString *)id {
3661     Package *package([[Database sharedInstance] packageWithName:id]);
3662     [package parse];
3663     return package;
3664 }
3665
3666 - (NSArray *) statfs:(NSString *)path {
3667     struct statfs stat;
3668
3669     if (path == nil || statfs([path UTF8String], &stat) == -1)
3670         return nil;
3671
3672     return [NSArray arrayWithObjects:
3673         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3674         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3675         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3676     nil];
3677 }
3678
3679 - (NSNumber *) du:(NSString *)path {
3680     NSNumber *value(nil);
3681
3682     int fds[2];
3683     _assert(pipe(fds) != -1);
3684
3685     pid_t pid(ExecFork());
3686     if (pid == 0) {
3687         _assert(dup2(fds[1], 1) != -1);
3688         _assert(close(fds[0]) != -1);
3689         _assert(close(fds[1]) != -1);
3690         /* XXX: this should probably not use du */
3691         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3692         exit(1);
3693         _assert(false);
3694     }
3695
3696     _assert(close(fds[1]) != -1);
3697
3698     if (FILE *du = fdopen(fds[0], "r")) {
3699         char line[1024];
3700         while (fgets(line, sizeof(line), du) != NULL) {
3701             size_t length(strlen(line));
3702             while (length != 0 && line[length - 1] == '\n')
3703                 line[--length] = '\0';
3704             if (char *tab = strchr(line, '\t')) {
3705                 *tab = '\0';
3706                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3707             }
3708         }
3709
3710         fclose(du);
3711     } else _assert(close(fds[0]));
3712
3713     int status;
3714   wait:
3715     if (waitpid(pid, &status, 0) == -1)
3716         if (errno == EINTR)
3717             goto wait;
3718         else _assert(false);
3719
3720     return value;
3721 }
3722
3723 - (void) close {
3724     [indirect_ close];
3725 }
3726
3727 - (void) setAutoPopup:(BOOL)popup {
3728     [indirect_ setAutoPopup:popup];
3729 }
3730
3731 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3732     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3733 }
3734
3735 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3736     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3737 }
3738
3739 - (void) setSpecial:(id)function {
3740     [indirect_ setSpecial:function];
3741 }
3742
3743 - (void) setFinishHook:(id)function {
3744     [indirect_ setFinishHook:function];
3745 }
3746
3747 - (void) setPopupHook:(id)function {
3748     [indirect_ setPopupHook:function];
3749 }
3750
3751 - (void) setViewportWidth:(float)width {
3752     [indirect_ setViewportWidth:width];
3753 }
3754
3755 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3756     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3757     unsigned count([arguments count]);
3758     id values[count];
3759     for (unsigned i(0); i != count; ++i)
3760         values[i] = [arguments objectAtIndex:i];
3761     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3762 }
3763
3764 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3765     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3766         value = nil;
3767     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3768         table = nil;
3769     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3770 }
3771
3772 @end
3773 /* }}} */
3774
3775 @interface CydiaBrowserView : BrowserView {
3776     CydiaObject *cydia_;
3777 }
3778
3779 @end
3780
3781 @implementation CydiaBrowserView
3782
3783 - (void) dealloc {
3784     [cydia_ release];
3785     [super dealloc];
3786 }
3787
3788 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3789     [super webView:sender didClearWindowObject:window forFrame:frame];
3790     [window setValue:cydia_ forKey:@"cydia"];
3791 }
3792
3793 - (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)source {
3794     NSMutableURLRequest *copy = [request mutableCopy];
3795
3796     if (Machine_ != NULL)
3797         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3798     if (UniqueID_ != nil)
3799         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
3800
3801     if (Role_ != nil)
3802         [copy setValue:Role_ forHTTPHeaderField:@"X-Role"];
3803
3804     return copy;
3805 }
3806
3807 - (id) initWithBook:(RVBook *)book forWidth:(float)width {
3808     if ((self = [super initWithBook:book forWidth:width ofClass:[CydiaBrowserView class]]) != nil) {
3809         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
3810
3811         WebView *webview([webview_ webView]);
3812
3813         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
3814         NSString *application = package == nil ? @"Cydia" : [NSString
3815             stringWithFormat:@"Cydia/%@",
3816             [package installed]
3817         ];
3818
3819         if (Product_ != nil)
3820             application = [NSString stringWithFormat:@"%@ Version/%@", application, Product_];
3821         if (Build_ != nil)
3822             application = [NSString stringWithFormat:@"%@ Mobile/%@", application, Build_];
3823         if (Safari_ != nil)
3824             application = [NSString stringWithFormat:@"%@ Safari/%@", application, Safari_];
3825
3826         [webview setApplicationNameForUserAgent:application];
3827     } return self;
3828 }
3829
3830 @end
3831
3832 @protocol ConfirmationViewDelegate
3833 - (void) cancel;
3834 - (void) confirm;
3835 - (void) queue;
3836 @end
3837
3838 @interface ConfirmationView : CydiaBrowserView {
3839     _transient Database *database_;
3840     UIActionSheet *essential_;
3841     NSArray *changes_;
3842     NSArray *issues_;
3843     NSArray *sizes_;
3844     BOOL substrate_;
3845 }
3846
3847 - (id) initWithBook:(RVBook *)book database:(Database *)database;
3848
3849 @end
3850
3851 @implementation ConfirmationView
3852
3853 - (void) dealloc {
3854     [changes_ release];
3855     if (issues_ != nil)
3856         [issues_ release];
3857     [sizes_ release];
3858     if (essential_ != nil)
3859         [essential_ release];
3860     [super dealloc];
3861 }
3862
3863 - (void) cancel {
3864     [delegate_ cancel];
3865     [book_ popFromSuperviewAnimated:YES];
3866 }
3867
3868 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
3869     NSString *context([sheet context]);
3870
3871     if ([context isEqualToString:@"remove"]) {
3872         switch (button) {
3873             case 1:
3874                 [self cancel];
3875                 break;
3876             case 2:
3877                 if (substrate_)
3878                     Finish_ = 2;
3879                 [delegate_ confirm];
3880                 break;
3881             default:
3882                 _assert(false);
3883         }
3884
3885         [sheet dismiss];
3886     } else if ([context isEqualToString:@"unable"]) {
3887         [self cancel];
3888         [sheet dismiss];
3889     } else
3890         [super alertSheet:sheet buttonClicked:button];
3891 }
3892
3893 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3894     [super webView:sender didClearWindowObject:window forFrame:frame];
3895     [window setValue:changes_ forKey:@"changes"];
3896     [window setValue:issues_ forKey:@"issues"];
3897     [window setValue:sizes_ forKey:@"sizes"];
3898 }
3899
3900 - (id) initWithBook:(RVBook *)book database:(Database *)database {
3901     if ((self = [super initWithBook:book]) != nil) {
3902         database_ = database;
3903
3904         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
3905         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
3906         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
3907         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
3908         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
3909
3910         bool remove(false);
3911
3912         pkgDepCache::Policy *policy([database_ policy]);
3913
3914         pkgCacheFile &cache([database_ cache]);
3915         NSArray *packages = [database_ packages];
3916         for (Package *package in packages) {
3917             pkgCache::PkgIterator iterator = [package iterator];
3918             pkgDepCache::StateCache &state(cache[iterator]);
3919
3920             NSString *name([package name]);
3921
3922             if (state.NewInstall())
3923                 [installing addObject:name];
3924             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
3925                 [reinstalling addObject:name];
3926             else if (state.Upgrade())
3927                 [upgrading addObject:name];
3928             else if (state.Downgrade())
3929                 [downgrading addObject:name];
3930             else if (state.Delete()) {
3931                 if ([package essential])
3932                     remove = true;
3933                 [removing addObject:name];
3934             } else continue;
3935
3936             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
3937             substrate_ |= DepSubstrate(iterator.CurrentVer());
3938         }
3939
3940         if (!remove)
3941             essential_ = nil;
3942         else if (Advanced_ || true) {
3943             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
3944
3945             essential_ = [[UIActionSheet alloc]
3946                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
3947                 buttons:[NSArray arrayWithObjects:
3948                     [NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")],
3949                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
3950                 nil]
3951                 defaultButtonIndex:0
3952                 delegate:self
3953                 context:@"remove"
3954             ];
3955
3956 #ifndef __OBJC2__
3957             [essential_ setDestructiveButton:[[essential_ buttons] objectAtIndex:0]];
3958 #endif
3959             [essential_ setBodyText:UCLocalize("REMOVING_ESSENTIALS_EX")];
3960         } else {
3961             essential_ = [[UIActionSheet alloc]
3962                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
3963                 buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
3964                 defaultButtonIndex:0
3965                 delegate:self
3966                 context:@"unable"
3967             ];
3968
3969             [essential_ setBodyText:UCLocalize("UNABLE_TO_COMPLY_EX")];
3970         }
3971
3972         changes_ = [[NSArray alloc] initWithObjects:
3973             installing,
3974             reinstalling,
3975             upgrading,
3976             downgrading,
3977             removing,
3978         nil];
3979
3980         issues_ = [database_ issues];
3981         if (issues_ != nil)
3982             issues_ = [issues_ retain];
3983
3984         sizes_ = [[NSArray alloc] initWithObjects:
3985             SizeString([database_ fetcher].FetchNeeded()),
3986             SizeString([database_ fetcher].PartialPresent()),
3987             SizeString([database_ cache]->UsrSize()),
3988         nil];
3989
3990         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
3991     } return self;
3992 }
3993
3994 - (NSString *) backButtonTitle {
3995     return UCLocalize("CONFIRM");
3996 }
3997
3998 - (NSString *) leftButtonTitle {
3999     return [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")];
4000 }
4001
4002 - (id) rightButtonTitle {
4003     return issues_ != nil ? nil : [super rightButtonTitle];
4004 }
4005
4006 - (id) _rightButtonTitle {
4007 #if AlwaysReload || IgnoreInstall
4008     return [super _rightButtonTitle];
4009 #else
4010     return UCLocalize("CONFIRM");
4011 #endif
4012 }
4013
4014 - (void) _leftButtonClicked {
4015     [self cancel];
4016 }
4017
4018 #if !AlwaysReload
4019 - (void) _rightButtonClicked {
4020 #if IgnoreInstall
4021     return [super _rightButtonClicked];
4022 #endif
4023     if (essential_ != nil)
4024         [essential_ popupAlertAnimated:YES];
4025     else {
4026         if (substrate_)
4027             Finish_ = 2;
4028         [delegate_ confirm];
4029     }
4030 }
4031 #endif
4032
4033 @end
4034 /* }}} */
4035
4036 /* Progress Data {{{ */
4037 @interface ProgressData : NSObject {
4038     SEL selector_;
4039     id target_;
4040     id object_;
4041 }
4042
4043 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4044
4045 - (SEL) selector;
4046 - (id) target;
4047 - (id) object;
4048 @end
4049
4050 @implementation ProgressData
4051
4052 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4053     if ((self = [super init]) != nil) {
4054         selector_ = selector;
4055         target_ = target;
4056         object_ = object;
4057     } return self;
4058 }
4059
4060 - (SEL) selector {
4061     return selector_;
4062 }
4063
4064 - (id) target {
4065     return target_;
4066 }
4067
4068 - (id) object {
4069     return object_;
4070 }
4071
4072 @end
4073 /* }}} */
4074 /* Progress View {{{ */
4075 @interface ProgressView : UIView <
4076     ConfigurationDelegate,
4077     ProgressDelegate
4078 > {
4079     _transient Database *database_;
4080     UIView *view_;
4081     UIView *background_;
4082     UITransitionView *transition_;
4083     UIView *overlay_;
4084     UINavigationBar *navbar_;
4085     UIProgressBar *progress_;
4086     UITextView *output_;
4087     UITextLabel *status_;
4088     UIPushButton *close_;
4089     id delegate_;
4090     BOOL running_;
4091     SHA1SumValue springlist_;
4092     SHA1SumValue notifyconf_;
4093     SHA1SumValue sandplate_;
4094 }
4095
4096 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
4097
4098 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
4099 - (void) setContentView:(UIView *)view;
4100 - (void) resetView;
4101
4102 - (void) _retachThread;
4103 - (void) _detachNewThreadData:(ProgressData *)data;
4104 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4105
4106 - (BOOL) isRunning;
4107
4108 @end
4109
4110 @protocol ProgressViewDelegate
4111 - (void) progressViewIsComplete:(ProgressView *)sender;
4112 @end
4113
4114 @implementation ProgressView
4115
4116 - (void) dealloc {
4117     [transition_ setDelegate:nil];
4118     [navbar_ setDelegate:nil];
4119
4120     [view_ release];
4121     if (background_ != nil)
4122         [background_ release];
4123     [transition_ release];
4124     [overlay_ release];
4125     [navbar_ release];
4126     [progress_ release];
4127     [output_ release];
4128     [status_ release];
4129     [close_ release];
4130     [super dealloc];
4131 }
4132
4133 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
4134     if (bootstrap_ && from == overlay_ && to == view_)
4135         exit(0);
4136 }
4137
4138 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
4139     if ((self = [super initWithFrame:frame]) != nil) {
4140         database_ = database;
4141         delegate_ = delegate;
4142
4143         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
4144         [transition_ setDelegate:self];
4145
4146         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
4147
4148         if (bootstrap_)
4149             [overlay_ setBackgroundColor:[UIColor blackColor]];
4150         else {
4151             background_ = [[UIView alloc] initWithFrame:[self bounds]];
4152             [background_ setBackgroundColor:[UIColor blackColor]];
4153             [self addSubview:background_];
4154         }
4155
4156         [self addSubview:transition_];
4157
4158         CGSize navsize = [UINavigationBar defaultSize];
4159         CGRect navrect = {{0, 0}, navsize};
4160
4161         navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
4162         [overlay_ addSubview:navbar_];
4163
4164         [navbar_ setBarStyle:1];
4165         [navbar_ setDelegate:self];
4166
4167         UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
4168         [navbar_ pushNavigationItem:navitem];
4169
4170         CGRect bounds = [overlay_ bounds];
4171         CGSize prgsize = [UIProgressBar defaultSize];
4172
4173         CGRect prgrect = {{
4174             (bounds.size.width - prgsize.width) / 2,
4175             bounds.size.height - prgsize.height - 20
4176         }, prgsize};
4177
4178         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
4179         [progress_ setStyle:0];
4180
4181         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
4182             10,
4183             bounds.size.height - prgsize.height - 50,
4184             bounds.size.width - 20,
4185             24
4186         )];
4187
4188         [status_ setColor:[UIColor whiteColor]];
4189         [status_ setBackgroundColor:[UIColor clearColor]];
4190
4191         [status_ setCentersHorizontally:YES];
4192         //[status_ setFont:font];
4193         _trace();
4194
4195         output_ = [[UITextView alloc] initWithFrame:CGRectMake(
4196             10,
4197             navrect.size.height + 20,
4198             bounds.size.width - 20,
4199             bounds.size.height - navsize.height - 62 - navrect.size.height
4200         )];
4201         _trace();
4202
4203         //[output_ setTextFont:@"Courier New"];
4204         [output_ setTextSize:12];
4205
4206         [output_ setTextColor:[UIColor whiteColor]];
4207         [output_ setBackgroundColor:[UIColor clearColor]];
4208
4209         [output_ setMarginTop:0];
4210         [output_ setAllowsRubberBanding:YES];
4211         [output_ setEditable:NO];
4212
4213         [overlay_ addSubview:output_];
4214
4215         close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
4216             10,
4217             bounds.size.height - prgsize.height - 50,
4218             bounds.size.width - 20,
4219             32 + prgsize.height
4220         )];
4221
4222         [close_ setAutosizesToFit:NO];
4223         [close_ setDrawsShadow:YES];
4224         [close_ setStretchBackground:YES];
4225         [close_ setEnabled:YES];
4226
4227         UIFont *bold = [UIFont boldSystemFontOfSize:22];
4228         [close_ setTitleFont:bold];
4229
4230         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:kUIControlEventMouseUpInside];
4231         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4232         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4233     } return self;
4234 }
4235
4236 - (void) setContentView:(UIView *)view {
4237     view_ = [view retain];
4238 }
4239
4240 - (void) resetView {
4241     [transition_ transition:6 toView:view_];
4242 }
4243
4244 - (void) _checkError {
4245     if (_error->PendingError()) {
4246         std::string error;
4247         if (!_error->PopMessage(error))
4248             _assert(false);
4249
4250         UIActionSheet *sheet = [[[UIActionSheet alloc]
4251             initWithTitle:UCLocalize("ERROR")
4252             buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4253             defaultButtonIndex:0
4254             delegate:self
4255             context:@"_error"
4256         ] autorelease];
4257
4258         [sheet setBodyText:[NSString stringWithUTF8String:error.c_str()]];
4259         [sheet popupAlertAnimated:YES];
4260
4261         return;
4262     }
4263
4264     [delegate_ progressViewIsComplete:self];
4265
4266     if (Finish_ < 4) {
4267         FileFd file;
4268         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4269             _error->Discard();
4270         else {
4271             MMap mmap(file, MMap::ReadOnly);
4272             SHA1Summation sha1;
4273             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4274             if (!(notifyconf_ == sha1.Result()))
4275                 Finish_ = 4;
4276         }
4277     }
4278
4279     if (Finish_ < 3) {
4280         FileFd file;
4281         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4282             _error->Discard();
4283         else {
4284             MMap mmap(file, MMap::ReadOnly);
4285             SHA1Summation sha1;
4286             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4287             if (!(springlist_ == sha1.Result()))
4288                 Finish_ = 3;
4289         }
4290     }
4291
4292     switch (Finish_) {
4293         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break;
4294         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4295         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4296         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4297         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4298     }
4299
4300 #define ListCache_ "/User/Library/Caches/com.apple.mobile.installation.plist"
4301 #define IconCache_ "/User/Library/Caches/com.apple.springboard-imagecache-icons.plist"
4302
4303     unlink(IconCache_);
4304
4305     if (NSMutableDictionary *cache = [[NSMutableDictionary alloc] initWithContentsOfFile:@ListCache_]) {
4306         [cache autorelease];
4307
4308         NSFileManager *manager = [NSFileManager defaultManager];
4309         NSError *error = nil;
4310
4311         id system = [cache objectForKey:@"System"];
4312         if (system == nil)
4313             goto error;
4314
4315         struct stat info;
4316         if (stat(ListCache_, &info) == -1)
4317             goto error;
4318
4319         [system removeAllObjects];
4320
4321         if (NSArray *apps = [manager contentsOfDirectoryAtPath:@"/Applications" error:&error]) {
4322             for (NSString *app in apps)
4323                 if ([app hasSuffix:@".app"]) {
4324                     NSString *path = [@"/Applications" stringByAppendingPathComponent:app];
4325                     NSString *plist = [path stringByAppendingPathComponent:@"Info.plist"];
4326                     if (NSMutableDictionary *info = [[NSMutableDictionary alloc] initWithContentsOfFile:plist]) {
4327                         [info autorelease];
4328                         if ([info objectForKey:@"CFBundleIdentifier"] != nil) {
4329                             [info setObject:path forKey:@"Path"];
4330                             [info setObject:@"System" forKey:@"ApplicationType"];
4331                             [system addInfoDictionary:info];
4332                         }
4333                     }
4334                 }
4335         } else goto error;
4336
4337         [cache writeToFile:@ListCache_ atomically:YES];
4338
4339         if (chown(ListCache_, info.st_uid, info.st_gid) == -1)
4340             goto error;
4341         if (chmod(ListCache_, info.st_mode) == -1)
4342             goto error;
4343
4344         if (false) error:
4345             lprintf("%s\n", error == nil ? strerror(errno) : [[error localizedDescription] UTF8String]);
4346     }
4347
4348     notify_post("com.apple.mobile.application_installed");
4349
4350     [delegate_ setStatusBarShowsProgress:NO];
4351 }
4352
4353 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4354     NSString *context([sheet context]);
4355
4356     if ([context isEqualToString:@"error"])
4357         [sheet dismiss];
4358     else if ([context isEqualToString:@"_error"]) {
4359         [sheet dismiss];
4360         [self _checkError];
4361     } else if ([context isEqualToString:@"conffile"]) {
4362         FILE *input = [database_ input];
4363
4364         switch (button) {
4365             case 1:
4366                 fprintf(input, "N\n");
4367                 fflush(input);
4368                 break;
4369             case 2:
4370                 fprintf(input, "Y\n");
4371                 fflush(input);
4372                 break;
4373             default:
4374                 _assert(false);
4375         }
4376
4377         [sheet dismiss];
4378     }
4379 }
4380
4381 - (void) closeButtonPushed {
4382     running_ = NO;
4383
4384     switch (Finish_) {
4385         case 0:
4386             [self resetView];
4387         break;
4388
4389         case 1:
4390             [delegate_ suspendWithAnimation:YES];
4391         break;
4392
4393         case 2:
4394             system("launchctl stop com.apple.SpringBoard");
4395         break;
4396
4397         case 3:
4398             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4399         break;
4400
4401         case 4:
4402             system("reboot");
4403         break;
4404     }
4405 }
4406
4407 - (void) _retachThread {
4408     UINavigationItem *item = [navbar_ topItem];
4409     [item setTitle:UCLocalize("COMPLETE")];
4410
4411     [overlay_ addSubview:close_];
4412     [progress_ removeFromSuperview];
4413     [status_ removeFromSuperview];
4414
4415     [self _checkError];
4416 }
4417
4418 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4419     [[data target] performSelector:[data selector] withObject:[data object]];
4420     [data release];
4421
4422     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4423 }
4424
4425 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4426     UINavigationItem *item = [navbar_ topItem];
4427     [item setTitle:title];
4428
4429     [status_ setText:nil];
4430     [output_ setText:@""];
4431     [progress_ setProgress:0];
4432
4433     [close_ removeFromSuperview];
4434     [overlay_ addSubview:progress_];
4435     [overlay_ addSubview:status_];
4436
4437     [delegate_ setStatusBarShowsProgress:YES];
4438     running_ = YES;
4439
4440     {
4441         FileFd file;
4442         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4443             _error->Discard();
4444         else {
4445             MMap mmap(file, MMap::ReadOnly);
4446             SHA1Summation sha1;
4447             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4448             notifyconf_ = sha1.Result();
4449         }
4450     }
4451
4452     {
4453         FileFd file;
4454         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4455             _error->Discard();
4456         else {
4457             MMap mmap(file, MMap::ReadOnly);
4458             SHA1Summation sha1;
4459             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4460             springlist_ = sha1.Result();
4461         }
4462     }
4463
4464     [transition_ transition:6 toView:overlay_];
4465
4466     [NSThread
4467         detachNewThreadSelector:@selector(_detachNewThreadData:)
4468         toTarget:self
4469         withObject:[[ProgressData alloc]
4470             initWithSelector:selector
4471             target:target
4472             object:object
4473         ]
4474     ];
4475 }
4476
4477 - (void) repairWithSelector:(SEL)selector {
4478     [self
4479         detachNewThreadSelector:selector
4480         toTarget:database_
4481         withObject:nil
4482         title:UCLocalize("REPAIRING")
4483     ];
4484 }
4485
4486 - (void) setConfigurationData:(NSString *)data {
4487     [self
4488         performSelectorOnMainThread:@selector(_setConfigurationData:)
4489         withObject:data
4490         waitUntilDone:YES
4491     ];
4492 }
4493
4494 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
4495     Package *package = id == nil ? nil : [database_ packageWithName:id];
4496
4497     UIActionSheet *sheet = [[[UIActionSheet alloc]
4498         initWithTitle:(package == nil ? id : [package name])
4499         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4500         defaultButtonIndex:0
4501         delegate:self
4502         context:@"error"
4503     ] autorelease];
4504
4505     [sheet setBodyText:error];
4506     [sheet popupAlertAnimated:YES];
4507 }
4508
4509 - (void) setProgressTitle:(NSString *)title {
4510     [self
4511         performSelectorOnMainThread:@selector(_setProgressTitle:)
4512         withObject:title
4513         waitUntilDone:YES
4514     ];
4515 }
4516
4517 - (void) setProgressPercent:(float)percent {
4518     [self
4519         performSelectorOnMainThread:@selector(_setProgressPercent:)
4520         withObject:[NSNumber numberWithFloat:percent]
4521         waitUntilDone:YES
4522     ];
4523 }
4524
4525 - (void) startProgress {
4526 }
4527
4528 - (void) addProgressOutput:(NSString *)output {
4529     [self
4530         performSelectorOnMainThread:@selector(_addProgressOutput:)
4531         withObject:output
4532         waitUntilDone:YES
4533     ];
4534 }
4535
4536 - (bool) isCancelling:(size_t)received {
4537     return false;
4538 }
4539
4540 - (void) _setConfigurationData:(NSString *)data {
4541     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4542
4543     _assert(conffile_r(data));
4544
4545     NSString *ofile = conffile_r[1];
4546     //NSString *nfile = conffile_r[2];
4547
4548     UIActionSheet *sheet = [[[UIActionSheet alloc]
4549         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4550         buttons:[NSArray arrayWithObjects:
4551             UCLocalize("KEEP_OLD_COPY"),
4552             UCLocalize("ACCEPT_NEW_COPY"),
4553             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4554         nil]
4555         defaultButtonIndex:0
4556         delegate:self
4557         context:@"conffile"
4558     ] autorelease];
4559
4560     [sheet setBodyText:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]];
4561     [sheet popupAlertAnimated:YES];
4562 }
4563
4564 - (void) _setProgressTitle:(NSString *)title {
4565     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4566     for (size_t i(0), e([words count]); i != e; ++i) {
4567         NSString *word([words objectAtIndex:i]);
4568         if (Package *package = [database_ packageWithName:word])
4569             [words replaceObjectAtIndex:i withObject:[package name]];
4570     }
4571
4572     [status_ setText:[words componentsJoinedByString:@" "]];
4573 }
4574
4575 - (void) _setProgressPercent:(NSNumber *)percent {
4576     [progress_ setProgress:[percent floatValue]];
4577 }
4578
4579 - (void) _addProgressOutput:(NSString *)output {
4580     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4581     CGSize size = [output_ contentSize];
4582     CGRect rect = {{0, size.height}, {size.width, 0}};
4583     [output_ scrollRectToVisible:rect animated:YES];
4584 }
4585
4586 - (BOOL) isRunning {
4587     return running_;
4588 }
4589
4590 @end
4591 /* }}} */
4592
4593 /* Package Cell {{{ */
4594 @interface ContentView : UIView {
4595     _transient id delegate_;
4596 }
4597
4598 @end
4599
4600 @interface PackageCell : UITableViewCell {
4601     UIImage *icon_;
4602     NSString *name_;
4603     NSString *description_;
4604     bool commercial_;
4605     NSString *source_;
4606     UIImage *badge_;
4607     Package *package_;
4608     UIColor *color_;
4609     ContentView *content_;
4610     BOOL faded_;
4611     float fade_;
4612 }
4613
4614 - (PackageCell *) init;
4615 - (void) setPackage:(Package *)package;
4616
4617 + (int) heightForPackage:(Package *)package;
4618 - (void) drawContentRect:(CGRect)rect;
4619
4620 @end
4621
4622 @implementation ContentView
4623
4624 - (id) initWithFrame:(CGRect)frame {
4625     if ((self = [super initWithFrame:frame]) != nil) {
4626     } return self;
4627 }
4628
4629 - (void) setDelegate:(id)delegate {
4630     delegate_ = delegate;
4631 }
4632
4633 - (void) drawRect:(CGRect)rect {
4634     [super drawRect:rect];
4635     [delegate_ drawContentRect:rect];
4636 }
4637
4638 @end
4639
4640 @implementation PackageCell
4641
4642 - (void) clearPackage {
4643     if (icon_ != nil) {
4644         [icon_ release];
4645         icon_ = nil;
4646     }
4647
4648     if (name_ != nil) {
4649         [name_ release];
4650         name_ = nil;
4651     }
4652
4653     if (description_ != nil) {
4654         [description_ release];
4655         description_ = nil;
4656     }
4657
4658     if (source_ != nil) {
4659         [source_ release];
4660         source_ = nil;
4661     }
4662
4663     if (badge_ != nil) {
4664         [badge_ release];
4665         badge_ = nil;
4666     }
4667
4668     [package_ release];
4669     package_ = nil;
4670 }
4671
4672 - (void) dealloc {
4673     [self clearPackage];
4674     [content_ release];
4675     [color_ release];
4676     [super dealloc];
4677 }
4678
4679 - (float) fade {
4680     return faded_ ? [self selectionPercent] : fade_;
4681 }
4682
4683 - (PackageCell *) init {
4684     CGRect frame(CGRectMake(0, 0, 320, 74));
4685     if ((self = [super initWithFrame:frame reuseIdentifier:@"Package"]) != nil) {
4686         UIView *content([self contentView]);
4687         CGRect bounds([content bounds]);
4688         content_ = [[ContentView alloc] initWithFrame:bounds];
4689         [content_ setDelegate:self];
4690         [content_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
4691         [content_ setOpaque:YES];
4692         [content addSubview:content_];
4693         if ([self respondsToSelector:@selector(selectionPercent)])
4694             faded_ = YES;
4695     } return self;
4696 }
4697
4698 - (void) _setBackgroundColor {
4699     UIColor *color;
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     [content_ setBackgroundColor:color];
4707     [self setNeedsDisplay];
4708 }
4709
4710 - (void) setPackage:(Package *)package {
4711     [self clearPackage];
4712     [package parse];
4713
4714     Source *source = [package source];
4715
4716     icon_ = [[package icon] retain];
4717     name_ = [[package name] retain];
4718     description_ = [[package shortDescription] retain];
4719     commercial_ = [package isCommercial];
4720
4721     package_ = [package retain];
4722
4723     NSString *label = nil;
4724     bool trusted = false;
4725
4726     if (source != nil) {
4727         label = [source label];
4728         trusted = [source trusted];
4729     } else if ([[package id] isEqualToString:@"firmware"])
4730         label = UCLocalize("APPLE");
4731     else
4732         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4733
4734     NSString *from(label);
4735
4736     NSString *section = [package simpleSection];
4737     if (section != nil && ![section isEqualToString:label]) {
4738         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4739         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4740     }
4741
4742     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4743     source_ = [from retain];
4744
4745     if (NSString *purpose = [package primaryPurpose])
4746         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4747             badge_ = [badge_ retain];
4748
4749     [self _setBackgroundColor];
4750     [content_ setNeedsDisplay];
4751 }
4752
4753 - (void) drawContentRect:(CGRect)rect {
4754     bool selected([self isSelected]);
4755
4756 #if 0
4757     CGContextRef context(UIGraphicsGetCurrentContext());
4758     [([[self selectedBackgroundView] superview] != nil ? [UIColor clearColor] : [self backgroundColor]) set];
4759     CGContextFillRect(context, rect);
4760 #endif
4761
4762     if (icon_ != nil) {
4763         CGRect rect;
4764         rect.size = [icon_ size];
4765
4766         rect.size.width /= 2;
4767         rect.size.height /= 2;
4768
4769         rect.origin.x = 25 - rect.size.width / 2;
4770         rect.origin.y = 25 - rect.size.height / 2;
4771
4772         [icon_ drawInRect:rect];
4773     }
4774
4775     if (badge_ != nil) {
4776         CGSize size = [badge_ size];
4777
4778         [badge_ drawAtPoint:CGPointMake(
4779             36 - size.width / 2,
4780             36 - size.height / 2
4781         )];
4782     }
4783
4784     if (selected)
4785         UISetColor(White_);
4786
4787     if (!selected)
4788         UISetColor(commercial_ ? Purple_ : Black_);
4789     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
4790     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
4791
4792     if (!selected)
4793         UISetColor(commercial_ ? Purplish_ : Gray_);
4794     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
4795 }
4796
4797 - (void) setSelected:(BOOL)selected animated:(BOOL)fade {
4798     //[self _setBackgroundColor];
4799     [super setSelected:selected animated:fade];
4800     [content_ setNeedsDisplay];
4801 }
4802
4803 + (int) heightForPackage:(Package *)package {
4804     return 73;
4805 }
4806
4807 @end
4808 /* }}} */
4809 /* Section Cell {{{ */
4810 @interface SectionCell : UISimpleTableCell {
4811     NSString *section_;
4812     NSString *name_;
4813     NSString *count_;
4814     UIImage *icon_;
4815     _UISwitchSlider *switch_;
4816     BOOL editing_;
4817 }
4818
4819 - (id) init;
4820 - (void) setSection:(Section *)section editing:(BOOL)editing;
4821
4822 @end
4823
4824 @implementation SectionCell
4825
4826 - (void) clearSection {
4827     if (section_ != nil) {
4828         [section_ release];
4829         section_ = nil;
4830     }
4831
4832     if (name_ != nil) {
4833         [name_ release];
4834         name_ = nil;
4835     }
4836
4837     if (count_ != nil) {
4838         [count_ release];
4839         count_ = nil;
4840     }
4841 }
4842
4843 - (void) dealloc {
4844     [self clearSection];
4845     [icon_ release];
4846     [switch_ release];
4847     [super dealloc];
4848 }
4849
4850 - (id) init {
4851     if ((self = [super init]) != nil) {
4852         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
4853
4854         switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
4855         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:kUIControlEventMouseUpInside];
4856     } return self;
4857 }
4858
4859 - (void) onSwitch:(id)sender {
4860     NSMutableDictionary *metadata = [Sections_ objectForKey:section_];
4861     if (metadata == nil) {
4862         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
4863         [Sections_ setObject:metadata forKey:section_];
4864     }
4865
4866     Changed_ = true;
4867     [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
4868 }
4869
4870 - (void) setSection:(Section *)section editing:(BOOL)editing {
4871     if (editing != editing_) {
4872         if (editing_)
4873             [switch_ removeFromSuperview];
4874         else
4875             [self addSubview:switch_];
4876         editing_ = editing;
4877     }
4878
4879     [self clearSection];
4880
4881     if (section == nil) {
4882         name_ = [UCLocalize("ALL_PACKAGES") retain];
4883         count_ = nil;
4884     } else {
4885         section_ = [section localized];
4886         if (section_ != nil)
4887             section_ = [section_ retain];
4888         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
4889         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
4890
4891         if (editing_)
4892             [switch_ setValue:(isSectionVisible(section_) ? 1 : 0) animated:NO];
4893     }
4894 }
4895
4896 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4897     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
4898
4899     if (selected)
4900         UISetColor(White_);
4901
4902     if (!selected)
4903         UISetColor(Black_);
4904     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(editing_ ? 164 : 250) withFont:Font22Bold_ ellipsis:2];
4905
4906     CGSize size = [count_ sizeWithFont:Font14_];
4907
4908     UISetColor(White_);
4909     if (count_ != nil)
4910         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
4911
4912     [super drawContentInRect:rect selected:selected];
4913 }
4914
4915 @end
4916 /* }}} */
4917
4918 /* File Table {{{ */
4919 @interface FileTable : RVPage {
4920     _transient Database *database_;
4921     Package *package_;
4922     NSString *name_;
4923     NSMutableArray *files_;
4924     UITable *list_;
4925 }
4926
4927 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4928 - (void) setPackage:(Package *)package;
4929
4930 @end
4931
4932 @implementation FileTable
4933
4934 - (void) dealloc {
4935     if (package_ != nil)
4936         [package_ release];
4937     if (name_ != nil)
4938         [name_ release];
4939     [files_ release];
4940     [list_ release];
4941     [super dealloc];
4942 }
4943
4944 - (int) numberOfRowsInTable:(UITable *)table {
4945     return files_ == nil ? 0 : [files_ count];
4946 }
4947
4948 - (float) table:(UITable *)table heightForRow:(int)row {
4949     return 24;
4950 }
4951
4952 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
4953     if (reusing == nil) {
4954         reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
4955         UIFont *font = [UIFont systemFontOfSize:16];
4956         [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
4957     }
4958     [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
4959     return reusing;
4960 }
4961
4962 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
4963     return NO;
4964 }
4965
4966 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4967     if ((self = [super initWithBook:book]) != nil) {
4968         database_ = database;
4969
4970         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
4971
4972         list_ = [[UITable alloc] initWithFrame:[self bounds]];
4973         [self addSubview:list_];
4974
4975         UITableColumn *column = [[[UITableColumn alloc]
4976             initWithTitle:UCLocalize("NAME")
4977             identifier:@"name"
4978             width:[self frame].size.width
4979         ] autorelease];
4980
4981         [list_ setDataSource:self];
4982         [list_ setSeparatorStyle:1];
4983         [list_ addTableColumn:column];
4984         [list_ setDelegate:self];
4985         [list_ setReusesTableCells:YES];
4986     } return self;
4987 }
4988
4989 - (void) setPackage:(Package *)package {
4990     if (package_ != nil) {
4991         [package_ autorelease];
4992         package_ = nil;
4993     }
4994
4995     if (name_ != nil) {
4996         [name_ release];
4997         name_ = nil;
4998     }
4999
5000     [files_ removeAllObjects];
5001
5002     if (package != nil) {
5003         package_ = [package retain];
5004         name_ = [[package id] retain];
5005
5006         if (NSArray *files = [package files])
5007             [files_ addObjectsFromArray:files];
5008
5009         if ([files_ count] != 0) {
5010             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
5011                 [files_ removeObjectAtIndex:0];
5012             [files_ sortUsingSelector:@selector(compareByPath:)];
5013
5014             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
5015             [stack addObject:@"/"];
5016
5017             for (int i(0), e([files_ count]); i != e; ++i) {
5018                 NSString *file = [files_ objectAtIndex:i];
5019                 while (![file hasPrefix:[stack lastObject]])
5020                     [stack removeLastObject];
5021                 NSString *directory = [stack lastObject];
5022                 [stack addObject:[file stringByAppendingString:@"/"]];
5023                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
5024                     ([stack count] - 2) * 3, "",
5025                     [file substringFromIndex:[directory length]]
5026                 ]];
5027             }
5028         }
5029     }
5030
5031     [list_ reloadData];
5032 }
5033
5034 - (void) resetViewAnimated:(BOOL)animated {
5035     [list_ resetViewAnimated:animated];
5036 }
5037
5038 - (void) reloadData {
5039     [self setPackage:[database_ packageWithName:name_]];
5040     [self reloadButtons];
5041 }
5042
5043 - (NSString *) title {
5044     return UCLocalize("INSTALLED_FILES");
5045 }
5046
5047 - (NSString *) backButtonTitle {
5048     return UCLocalize("FILES");
5049 }
5050
5051 @end
5052 /* }}} */
5053 /* Package View {{{ */
5054 @interface PackageView : CydiaBrowserView {
5055     _transient Database *database_;
5056     Package *package_;
5057     NSString *name_;
5058     bool commercial_;
5059     NSMutableArray *buttons_;
5060 }
5061
5062 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5063 - (void) setPackage:(Package *)package;
5064
5065 @end
5066
5067 @implementation PackageView
5068
5069 - (void) dealloc {
5070     if (package_ != nil)
5071         [package_ release];
5072     if (name_ != nil)
5073         [name_ release];
5074     [buttons_ release];
5075     [super dealloc];
5076 }
5077
5078 - (void) release {
5079     if ([self retainCount] == 1)
5080         [delegate_ setPackageView:self];
5081     [super release];
5082 }
5083
5084 /* XXX: this is not safe at all... localization of /fail/ */
5085 - (void) _clickButtonWithName:(NSString *)name {
5086     if ([name isEqualToString:UCLocalize("CLEAR")])
5087         [delegate_ clearPackage:package_];
5088     else if ([name isEqualToString:UCLocalize("INSTALL")])
5089         [delegate_ installPackage:package_];
5090     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5091         [delegate_ installPackage:package_];
5092     else if ([name isEqualToString:UCLocalize("REMOVE")])
5093         [delegate_ removePackage:package_];
5094     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5095         [delegate_ installPackage:package_];
5096     else _assert(false);
5097 }
5098
5099 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5100     NSString *context([sheet context]);
5101
5102     if ([context isEqualToString:@"modify"]) {
5103         int count = [buttons_ count];
5104         _assert(count != 0);
5105         _assert(button <= count + 1);
5106
5107         if (count != button - 1)
5108             [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
5109
5110         [sheet dismiss];
5111     } else
5112         [super alertSheet:sheet buttonClicked:button];
5113 }
5114
5115 - (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
5116     return [super webView:sender didFinishLoadForFrame:frame];
5117 }
5118
5119 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5120     [super webView:sender didClearWindowObject:window forFrame:frame];
5121     [window setValue:package_ forKey:@"package"];
5122 }
5123
5124 - (bool) _allowJavaScriptPanel {
5125     return commercial_;
5126 }
5127
5128 #if !AlwaysReload
5129 - (void) __rightButtonClicked {
5130     int count = [buttons_ count];
5131     _assert(count != 0);
5132
5133     if (count == 1)
5134         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5135     else {
5136         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
5137         [buttons addObjectsFromArray:buttons_];
5138         [buttons addObject:UCLocalize("CANCEL")];
5139
5140         [delegate_ slideUp:[[[UIActionSheet alloc]
5141             initWithTitle:nil
5142             buttons:buttons
5143             defaultButtonIndex:([buttons count] - 1)
5144             delegate:self
5145             context:@"modify"
5146         ] autorelease]];
5147     }
5148 }
5149
5150 - (void) _rightButtonClicked {
5151     if (commercial_)
5152         [super _rightButtonClicked];
5153     else
5154         [self __rightButtonClicked];
5155 }
5156 #endif
5157
5158 - (id) _rightButtonTitle {
5159     int count = [buttons_ count];
5160     return count == 0 ? nil : count != 1 ? UCLocalize("MODIFY") : [buttons_ objectAtIndex:0];
5161 }
5162
5163 - (NSString *) backButtonTitle {
5164     return @"Details";
5165 }
5166
5167 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5168     if ((self = [super initWithBook:book]) != nil) {
5169         database_ = database;
5170         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5171         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5172     } return self;
5173 }
5174
5175 - (void) setPackage:(Package *)package {
5176     if (package_ != nil) {
5177         [package_ autorelease];
5178         package_ = nil;
5179     }
5180
5181     if (name_ != nil) {
5182         [name_ release];
5183         name_ = nil;
5184     }
5185
5186     [buttons_ removeAllObjects];
5187
5188     if (package != nil) {
5189         [package parse];
5190
5191         package_ = [package retain];
5192         name_ = [[package id] retain];
5193         commercial_ = [package isCommercial];
5194
5195         if ([package_ mode] != nil)
5196             [buttons_ addObject:UCLocalize("CLEAR")];
5197         if ([package_ source] == nil);
5198         else if ([package_ upgradableAndEssential:NO])
5199             [buttons_ addObject:UCLocalize("UPGRADE")];
5200         else if ([package_ uninstalled])
5201             [buttons_ addObject:UCLocalize("INSTALL")];
5202         else
5203             [buttons_ addObject:UCLocalize("REINSTALL")];
5204         if (![package_ uninstalled])
5205             [buttons_ addObject:UCLocalize("REMOVE")];
5206
5207         if (special_ != NULL) {
5208             CGRect frame([webview_ frame]);
5209             frame.size.width = 320;
5210             frame.size.height = 0;
5211             [webview_ setFrame:frame];
5212
5213             [scroller_ scrollPointVisibleAtTopLeft:CGPointZero];
5214
5215             WebThreadLock();
5216             [[[webview_ webView] windowScriptObject] setValue:package_ forKey:@"package"];
5217
5218             [self setButtonTitle:nil withStyle:nil toFunction:nil];
5219
5220             [self setFinishHook:nil];
5221             [self setPopupHook:nil];
5222             WebThreadUnlock();
5223
5224             //[self yieldToSelector:@selector(callFunction:) withObject:special_];
5225             [super callFunction:special_];
5226         }
5227     }
5228
5229     [self reloadButtons];
5230 }
5231
5232 - (bool) isLoading {
5233     return commercial_ ? [super isLoading] : false;
5234 }
5235
5236 - (void) reloadData {
5237     [self setPackage:[database_ packageWithName:name_]];
5238 }
5239
5240 @end
5241 /* }}} */
5242 /* Package Table {{{ */
5243 @interface PackageTable : RVPage {
5244     _transient Database *database_;
5245     NSString *title_;
5246     NSMutableArray *packages_;
5247     NSMutableArray *sections_;
5248     UITableView *list_;
5249     NSMutableArray *index_;
5250     NSMutableDictionary *indices_;
5251 }
5252
5253 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title;
5254
5255 - (void) setDelegate:(id)delegate;
5256
5257 - (void) reloadData;
5258 - (void) resetCursor;
5259
5260 - (UITableView *) list;
5261
5262 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5263
5264 @end
5265
5266 @implementation PackageTable
5267
5268 - (void) dealloc {
5269     [list_ setDataSource:nil];
5270
5271     [title_ release];
5272     [packages_ release];
5273     [sections_ release];
5274     [list_ release];
5275     [index_ release];
5276     [indices_ release];
5277     [super dealloc];
5278 }
5279
5280 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
5281     NSInteger count([sections_ count]);
5282     return count == 0 ? 1 : count;
5283 }
5284
5285 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
5286     if ([sections_ count] == 0)
5287         return nil;
5288     return [[sections_ objectAtIndex:section] name];
5289 }
5290
5291 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
5292     if ([sections_ count] == 0)
5293         return 0;
5294     return [[sections_ objectAtIndex:section] count];
5295 }
5296
5297 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
5298     Section *section([sections_ objectAtIndex:[path section]]);
5299     NSInteger row([path row]);
5300     Package *package([packages_ objectAtIndex:([section row] + row)]);
5301     return package;
5302 }
5303
5304 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
5305     PackageCell *cell([table dequeueReusableCellWithIdentifier:@"Package"]);
5306     if (cell == nil)
5307         cell = [[[PackageCell alloc] init] autorelease];
5308     [cell setPackage:[self packageAtIndexPath:path]];
5309     return cell;
5310 }
5311
5312 - (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
5313     return 73;
5314     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
5315 }
5316
5317 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
5318     Package *package([self packageAtIndexPath:path]);
5319     package = [database_ packageWithName:[package id]];
5320     PackageView *view([delegate_ packageView]);
5321     [view setPackage:package];
5322     [view setDelegate:delegate_];
5323     [book_ pushPage:view];
5324     return path;
5325 }
5326
5327 - (NSArray *) sectionIndexTitlesForTableView:(UITableView *)tableView {
5328     return [packages_ count] > 20 ? index_ : nil;
5329 }
5330
5331 - (NSInteger)tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {
5332     return index;
5333 }
5334
5335 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title {
5336     if ((self = [super initWithBook:book]) != nil) {
5337         database_ = database;
5338         title_ = [title retain];
5339
5340         index_ = [[NSMutableArray alloc] initWithCapacity:32];
5341         indices_ = [[NSMutableDictionary alloc] initWithCapacity:32];
5342
5343         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5344         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5345
5346         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
5347         [list_ setDataSource:self];
5348         [list_ setDelegate:self];
5349
5350         [self addSubview:list_];
5351
5352         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5353         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5354     } return self;
5355 }
5356
5357 - (void) setDelegate:(id)delegate {
5358     delegate_ = delegate;
5359 }
5360
5361 - (bool) hasPackage:(Package *)package {
5362     return true;
5363 }
5364
5365 - (void) reloadData {
5366     NSArray *packages = [database_ packages];
5367
5368     [packages_ removeAllObjects];
5369     [sections_ removeAllObjects];
5370
5371     _profile(PackageTable$reloadData$Filter)
5372         for (Package *package in packages)
5373             if ([self hasPackage:package])
5374                 [packages_ addObject:package];
5375     _end
5376
5377     [index_ removeAllObjects];
5378     [indices_ removeAllObjects];
5379
5380     Section *section = nil;
5381
5382     _profile(PackageTable$reloadData$Section)
5383         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5384             Package *package;
5385             unichar index;
5386
5387             _profile(PackageTable$reloadData$Section$Package)
5388                 package = [packages_ objectAtIndex:offset];
5389                 index = [package index];
5390             _end
5391
5392             if (section == nil || [section index] != index) {
5393                 _profile(PackageTable$reloadData$Section$Allocate)
5394                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5395                 _end
5396
5397                 [index_ addObject:[section name]];
5398                 //[indices_ setObject:[NSNumber numberForInt:[sections_ count]] forKey:index];
5399
5400                 _profile(PackageTable$reloadData$Section$Add)
5401                     [sections_ addObject:section];
5402                 _end
5403             }
5404
5405             [section addToCount];
5406         }
5407     _end
5408
5409     _profile(PackageTable$reloadData$List)
5410         [list_ reloadData];
5411     _end
5412 }
5413
5414 - (NSString *) title {
5415     return title_;
5416 }
5417
5418 - (void) resetViewAnimated:(BOOL)animated {
5419     [list_ resetViewAnimated:animated];
5420 }
5421
5422 - (void) resetCursor {
5423     [list_ scrollRectToVisible:CGRectMake(0, 0, 0, 0) animated:NO];
5424 }
5425
5426 - (UITableView *) list {
5427     return list_;
5428 }
5429
5430 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5431     //XXX:[list_ setShouldHideHeaderInShortLists:hide];
5432 }
5433
5434 @end
5435 /* }}} */
5436 /* Filtered Package Table {{{ */
5437 @interface FilteredPackageTable : PackageTable {
5438     SEL filter_;
5439     IMP imp_;
5440     id object_;
5441 }
5442
5443 - (void) setObject:(id)object;
5444
5445 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5446
5447 @end
5448
5449 @implementation FilteredPackageTable
5450
5451 - (void) dealloc {
5452     if (object_ != nil)
5453         [object_ release];
5454     [super dealloc];
5455 }
5456
5457 - (void) setObject:(id)object {
5458     if (object_ != nil)
5459         [object_ release];
5460     if (object == nil)
5461         object_ = nil;
5462     else
5463         object_ = [object retain];
5464 }
5465
5466 - (bool) hasPackage:(Package *)package {
5467     _profile(FilteredPackageTable$hasPackage)
5468         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5469     _end
5470 }
5471
5472 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5473     if ((self = [super initWithBook:book database:database title:title]) != nil) {
5474         filter_ = filter;
5475         object_ = object == nil ? nil : [object retain];
5476
5477         /* XXX: this is an unsafe optimization of doomy hell */
5478         Method method = class_getInstanceMethod([Package class], filter);
5479         _assert(method != NULL);
5480         imp_ = method_getImplementation(method);
5481         _assert(imp_ != NULL);
5482
5483         [self reloadData];
5484     } return self;
5485 }
5486
5487 @end
5488 /* }}} */
5489
5490 /* Add Source View {{{ */
5491 @interface AddSourceView : RVPage {
5492     _transient Database *database_;
5493 }
5494
5495 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5496
5497 @end
5498
5499 @implementation AddSourceView
5500
5501 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5502     if ((self = [super initWithBook:book]) != nil) {
5503         database_ = database;
5504     } return self;
5505 }
5506
5507 @end
5508 /* }}} */
5509 /* Source Cell {{{ */
5510 @interface SourceCell : UITableCell {
5511     UIImage *icon_;
5512     NSString *origin_;
5513     NSString *description_;
5514     NSString *label_;
5515 }
5516
5517 - (void) dealloc;
5518
5519 - (SourceCell *) initWithSource:(Source *)source;
5520
5521 @end
5522
5523 @implementation SourceCell
5524
5525 - (void) dealloc {
5526     [icon_ release];
5527     [origin_ release];
5528     [description_ release];
5529     [label_ release];
5530     [super dealloc];
5531 }
5532
5533 - (SourceCell *) initWithSource:(Source *)source {
5534     if ((self = [super init]) != nil) {
5535         if (icon_ == nil)
5536             icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5537         if (icon_ == nil)
5538             icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5539         icon_ = [icon_ retain];
5540
5541         origin_ = [[source name] retain];
5542         label_ = [[source uri] retain];
5543         description_ = [[source description] retain];
5544     } return self;
5545 }
5546
5547 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
5548     if (icon_ != nil)
5549         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5550
5551     if (selected)
5552         UISetColor(White_);
5553
5554     if (!selected)
5555         UISetColor(Black_);
5556     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
5557
5558     if (!selected)
5559         UISetColor(Blue_);
5560     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
5561
5562     if (!selected)
5563         UISetColor(Gray_);
5564     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
5565
5566     [super drawContentInRect:rect selected:selected];
5567 }
5568
5569 @end
5570 /* }}} */
5571 /* Source Table {{{ */
5572 @interface SourceTable : RVPage {
5573     _transient Database *database_;
5574     UISectionList *list_;
5575     NSMutableArray *sources_;
5576     UIActionSheet *alert_;
5577     int offset_;
5578
5579     NSString *href_;
5580     UIProgressHUD *hud_;
5581     NSError *error_;
5582
5583     //NSURLConnection *installer_;
5584     NSURLConnection *trivial_bz2_;
5585     NSURLConnection *trivial_gz_;
5586     //NSURLConnection *automatic_;
5587
5588     BOOL trivial_;
5589 }
5590
5591 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5592
5593 @end
5594
5595 @implementation SourceTable
5596
5597 - (void) _deallocConnection:(NSURLConnection *)connection {
5598     if (connection != nil) {
5599         [connection cancel];
5600         //[connection setDelegate:nil];
5601         [connection release];
5602     }
5603 }
5604
5605 - (void) dealloc {
5606     [[list_ table] setDelegate:nil];
5607     [list_ setDataSource:nil];
5608
5609     if (href_ != nil)
5610         [href_ release];
5611     if (hud_ != nil)
5612         [hud_ release];
5613     if (error_ != nil)
5614         [error_ release];
5615
5616     //[self _deallocConnection:installer_];
5617     [self _deallocConnection:trivial_gz_];
5618     [self _deallocConnection:trivial_bz2_];
5619     //[self _deallocConnection:automatic_];
5620
5621     [sources_ release];
5622     [list_ release];
5623     [super dealloc];
5624 }
5625
5626 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5627     return offset_ == 0 ? 1 : 2;
5628 }
5629
5630 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5631     switch (section + (offset_ == 0 ? 1 : 0)) {
5632         case 0: return UCLocalize("ENTERED_BY_USER");
5633         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5634
5635         default:
5636             _assert(false);
5637             return nil;
5638     }
5639 }
5640
5641 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5642     switch (section + (offset_ == 0 ? 1 : 0)) {
5643         case 0: return 0;
5644         case 1: return offset_;
5645
5646         default:
5647             _assert(false);
5648             return -1;
5649     }
5650 }
5651
5652 - (int) numberOfRowsInTable:(UITable *)table {
5653     return [sources_ count];
5654 }
5655
5656 - (float) table:(UITable *)table heightForRow:(int)row {
5657     Source *source = [sources_ objectAtIndex:row];
5658     return [source description] == nil ? 56 : 73;
5659 }
5660
5661 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
5662     Source *source = [sources_ objectAtIndex:row];
5663     // XXX: weird warning, stupid selectors ;P
5664     return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
5665 }
5666
5667 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5668     return YES;
5669 }
5670
5671 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5672     return YES;
5673 }
5674
5675 - (void) tableRowSelected:(NSNotification*)notification {
5676     UITable *table([list_ table]);
5677     int row([table selectedRow]);
5678     if (row == INT_MAX)
5679         return;
5680
5681     Source *source = [sources_ objectAtIndex:row];
5682
5683     PackageTable *packages = [[[FilteredPackageTable alloc]
5684         initWithBook:book_
5685         database:database_
5686         title:[source label]
5687         filter:@selector(isVisibleInSource:)
5688         with:source
5689     ] autorelease];
5690
5691     [packages setDelegate:delegate_];
5692
5693     [book_ pushPage:packages];
5694 }
5695
5696 - (BOOL) table:(UITable *)table canDeleteRow:(int)row {
5697     Source *source = [sources_ objectAtIndex:row];
5698     return [source record] != nil;
5699 }
5700
5701 - (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
5702     [[list_ table] setDeleteConfirmationRow:row];
5703 }
5704
5705 - (void) table:(UITable *)table deleteRow:(int)row {
5706     Source *source = [sources_ objectAtIndex:row];
5707     [Sources_ removeObjectForKey:[source key]];
5708     [delegate_ syncData];
5709 }
5710
5711 - (void) complete {
5712     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
5713         @"deb", @"Type",
5714         href_, @"URI",
5715         @"./", @"Distribution",
5716     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
5717
5718     [delegate_ syncData];
5719 }
5720
5721 - (NSString *) getWarning {
5722     NSString *href(href_);
5723     NSRange colon([href rangeOfString:@"://"]);
5724     if (colon.location != NSNotFound)
5725         href = [href substringFromIndex:(colon.location + 3)];
5726     href = [href stringByAddingPercentEscapes];
5727     href = [@"http://cydia.saurik.com/api/repotag/" stringByAppendingString:href];
5728     href = [href stringByCachingURLWithCurrentCDN];
5729
5730     NSURL *url([NSURL URLWithString:href]);
5731
5732     NSStringEncoding encoding;
5733     NSError *error(nil);
5734
5735     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
5736         return [warning length] == 0 ? nil : warning;
5737     return nil;
5738 }
5739
5740 - (void) _endConnection:(NSURLConnection *)connection {
5741     NSURLConnection **field = NULL;
5742     if (connection == trivial_bz2_)
5743         field = &trivial_bz2_;
5744     else if (connection == trivial_gz_)
5745         field = &trivial_gz_;
5746     _assert(field != NULL);
5747     [connection release];
5748     *field = nil;
5749
5750     if (
5751         trivial_bz2_ == nil &&
5752         trivial_gz_ == nil
5753     ) {
5754         bool defer(false);
5755
5756         if (trivial_) {
5757             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
5758                 defer = true;
5759
5760                 UIActionSheet *sheet = [[[UIActionSheet alloc]
5761                     initWithTitle:UCLocalize("SOURCE_WARNING")
5762                     buttons:[NSArray arrayWithObjects:UCLocalize("ADD_ANYWAY"), UCLocalize("CANCEL"), nil]
5763                     defaultButtonIndex:0
5764                     delegate:self
5765                     context:@"warning"
5766                 ] autorelease];
5767
5768                 [sheet setNumberOfRows:1];
5769
5770                 [sheet setBodyText:warning];
5771                 [sheet popupAlertAnimated:YES];
5772             } else
5773                 [self complete];
5774         } else if (error_ != nil) {
5775             UIActionSheet *sheet = [[[UIActionSheet alloc]
5776                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
5777                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5778                 defaultButtonIndex:0
5779                 delegate:self
5780                 context:@"urlerror"
5781             ] autorelease];
5782
5783             [sheet setBodyText:[error_ localizedDescription]];
5784             [sheet popupAlertAnimated:YES];
5785         } else {
5786             UIActionSheet *sheet = [[[UIActionSheet alloc]
5787                 initWithTitle:UCLocalize("NOT_REPOSITORY")
5788                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5789                 defaultButtonIndex:0
5790                 delegate:self
5791                 context:@"trivial"
5792             ] autorelease];
5793
5794             [sheet setBodyText:UCLocalize("NOT_REPOSITORY_EX")];
5795             [sheet popupAlertAnimated:YES];
5796         }
5797
5798         [delegate_ setStatusBarShowsProgress:NO];
5799         [delegate_ removeProgressHUD:hud_];
5800
5801         [hud_ autorelease];
5802         hud_ = nil;
5803
5804         if (!defer) {
5805             [href_ release];
5806             href_ = nil;
5807         }
5808
5809         if (error_ != nil) {
5810             [error_ release];
5811             error_ = nil;
5812         }
5813     }
5814 }
5815
5816 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
5817     switch ([response statusCode]) {
5818         case 200:
5819             trivial_ = YES;
5820     }
5821 }
5822
5823 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
5824     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
5825     if (error_ != nil)
5826         error_ = [error retain];
5827     [self _endConnection:connection];
5828 }
5829
5830 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
5831     [self _endConnection:connection];
5832 }
5833
5834 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
5835     NSMutableURLRequest *request = [NSMutableURLRequest
5836         requestWithURL:[NSURL URLWithString:href]
5837         cachePolicy:NSURLRequestUseProtocolCachePolicy
5838         timeoutInterval:20.0
5839     ];
5840
5841     [request setHTTPMethod:method];
5842
5843     if (Machine_ != NULL)
5844         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5845     if (UniqueID_ != nil)
5846         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5847
5848     if (Role_ != nil)
5849         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
5850
5851     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
5852 }
5853
5854 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5855     NSString *context([sheet context]);
5856
5857     if ([context isEqualToString:@"source"]) {
5858         switch (button) {
5859             case 1: {
5860                 NSString *href = [[sheet textField] text];
5861
5862                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
5863
5864                 if (![href hasSuffix:@"/"])
5865                     href_ = [href stringByAppendingString:@"/"];
5866                 else
5867                     href_ = href;
5868                 href_ = [href_ retain];
5869
5870                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages"] method:@"HEAD"] retain];
5871                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
5872                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
5873                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
5874
5875                 trivial_ = false;
5876
5877                 hud_ = [[delegate_ addProgressHUD] retain];
5878                 [hud_ setText:UCLocalize("VERIFYING_URL")];
5879             } break;
5880
5881             case 2:
5882             break;
5883
5884             default:
5885                 _assert(false);
5886         }
5887
5888         [sheet dismiss];
5889     } else if ([context isEqualToString:@"trivial"])
5890         [sheet dismiss];
5891     else if ([context isEqualToString:@"urlerror"])
5892         [sheet dismiss];
5893     else if ([context isEqualToString:@"warning"]) {
5894         switch (button) {
5895             case 1:
5896                 [self complete];
5897             break;
5898
5899             case 2:
5900             break;
5901
5902             default:
5903                 _assert(false);
5904         }
5905
5906         [href_ release];
5907         href_ = nil;
5908
5909         [sheet dismiss];
5910     }
5911 }
5912
5913 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5914     if ((self = [super initWithBook:book]) != nil) {
5915         database_ = database;
5916         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
5917
5918         //list_ = [[UITable alloc] initWithFrame:[self bounds]];
5919         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
5920         [list_ setShouldHideHeaderInShortLists:NO];
5921
5922         [self addSubview:list_];
5923         [list_ setDataSource:self];
5924
5925         UITableColumn *column = [[UITableColumn alloc]
5926             initWithTitle:UCLocalize("NAME")
5927             identifier:@"name"
5928             width:[self frame].size.width
5929         ];
5930
5931         UITable *table = [list_ table];
5932         [table setSeparatorStyle:1];
5933         [table addTableColumn:column];
5934         [table setDelegate:self];
5935
5936         [self reloadData];
5937
5938         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5939         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5940     } return self;
5941 }
5942
5943 - (void) reloadData {
5944     pkgSourceList list;
5945     _assert(list.ReadMainList());
5946
5947     [sources_ removeAllObjects];
5948     [sources_ addObjectsFromArray:[database_ sources]];
5949     _trace();
5950     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
5951     _trace();
5952
5953     int count = [sources_ count];
5954     for (offset_ = 0; offset_ != count; ++offset_) {
5955         Source *source = [sources_ objectAtIndex:offset_];
5956         if ([source record] == nil)
5957             break;
5958     }
5959
5960     [list_ reloadData];
5961 }
5962
5963 - (void) resetViewAnimated:(BOOL)animated {
5964     [list_ resetViewAnimated:animated];
5965 }
5966
5967 - (void) _leftButtonClicked {
5968     /*[book_ pushPage:[[[AddSourceView alloc]
5969         initWithBook:book_
5970         database:database_
5971     ] autorelease]];*/
5972
5973     UIActionSheet *sheet = [[[UIActionSheet alloc]
5974         initWithTitle:UCLocalize("ENTER_APT_URL")
5975         buttons:[NSArray arrayWithObjects:UCLocalize("ADD_SOURCE"), UCLocalize("CANCEL"), nil]
5976         defaultButtonIndex:0
5977         delegate:self
5978         context:@"source"
5979     ] autorelease];
5980
5981     [sheet setNumberOfRows:1];
5982
5983     [sheet addTextFieldWithValue:@"http://" label:@""];
5984
5985     UITextInputTraits *traits = [[sheet textField] textInputTraits];
5986     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
5987     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
5988     [traits setKeyboardType:UIKeyboardTypeURL];
5989     // XXX: UIReturnKeyDone
5990     [traits setReturnKeyType:UIReturnKeyNext];
5991
5992     [sheet popupAlertAnimated:YES];
5993 }
5994
5995 - (void) _rightButtonClicked {
5996     UITable *table = [list_ table];
5997     BOOL editing = [table isRowDeletionEnabled];
5998     [table enableRowDeletion:!editing animated:YES];
5999     [book_ reloadButtonsForPage:self];
6000 }
6001
6002 - (NSString *) title {
6003     return UCLocalize("SOURCES");
6004 }
6005
6006 - (NSString *) leftButtonTitle {
6007     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("ADD") : nil;
6008 }
6009
6010 - (id) rightButtonTitle {
6011     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("DONE") : UCLocalize("EDIT");
6012 }
6013
6014 - (UINavigationButtonStyle) rightButtonStyle {
6015     return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6016 }
6017
6018 @end
6019 /* }}} */
6020
6021 /* Installed View {{{ */
6022 @interface InstalledView : RVPage {
6023     _transient Database *database_;
6024     FilteredPackageTable *packages_;
6025     BOOL expert_;
6026 }
6027
6028 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6029
6030 @end
6031
6032 @implementation InstalledView
6033
6034 - (void) dealloc {
6035     [packages_ release];
6036     [super dealloc];
6037 }
6038
6039 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6040     if ((self = [super initWithBook:book]) != nil) {
6041         database_ = database;
6042
6043         packages_ = [[FilteredPackageTable alloc]
6044             initWithBook:book
6045             database:database
6046             title:nil
6047             filter:@selector(isInstalledAndVisible:)
6048             with:[NSNumber numberWithBool:YES]
6049         ];
6050
6051         [self addSubview:packages_];
6052
6053         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6054         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6055     } return self;
6056 }
6057
6058 - (void) resetViewAnimated:(BOOL)animated {
6059     [packages_ resetViewAnimated:animated];
6060 }
6061
6062 - (void) reloadData {
6063     [packages_ reloadData];
6064 }
6065
6066 - (void) _rightButtonClicked {
6067     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6068     [packages_ reloadData];
6069     expert_ = !expert_;
6070     [book_ reloadButtonsForPage:self];
6071 }
6072
6073 - (NSString *) title {
6074     return UCLocalize("INSTALLED");
6075 }
6076
6077 - (NSString *) backButtonTitle {
6078     return UCLocalize("PACKAGES");
6079 }
6080
6081 - (id) rightButtonTitle {
6082     return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE");
6083 }
6084
6085 - (UINavigationButtonStyle) rightButtonStyle {
6086     return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6087 }
6088
6089 - (void) setDelegate:(id)delegate {
6090     [super setDelegate:delegate];
6091     [packages_ setDelegate:delegate];
6092 }
6093
6094 @end
6095 /* }}} */
6096
6097 /* Home View {{{ */
6098 @interface HomeView : CydiaBrowserView {
6099 }
6100
6101 @end
6102
6103 @implementation HomeView
6104
6105 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6106     NSString *context([sheet context]);
6107
6108     if ([context isEqualToString:@"about"])
6109         [sheet dismiss];
6110     else
6111         [super alertSheet:sheet buttonClicked:button];
6112 }
6113
6114 - (void) _leftButtonClicked {
6115     UIActionSheet *sheet = [[[UIActionSheet alloc]
6116         initWithTitle:UCLocalize("ABOUT_CYDIA")
6117         buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
6118         defaultButtonIndex:0
6119         delegate:self
6120         context:@"about"
6121     ] autorelease];
6122
6123     [sheet setBodyText:
6124         @"Copyright (C) 2008-2009\n"
6125         "Jay Freeman (saurik)\n"
6126         "saurik@saurik.com\n"
6127         "http://www.saurik.com/\n"
6128         "\n"
6129         "The Okori Group\n"
6130         "http://www.theokorigroup.com/\n"
6131         "\n"
6132         "College of Creative Studies,\n"
6133         "University of California,\n"
6134         "Santa Barbara\n"
6135         "http://www.ccs.ucsb.edu/"
6136     ];
6137
6138     [sheet popupAlertAnimated:YES];
6139 }
6140
6141 - (NSString *) leftButtonTitle {
6142     return UCLocalize("ABOUT");
6143 }
6144
6145 @end
6146 /* }}} */
6147 /* Manage View {{{ */
6148 @interface ManageView : CydiaBrowserView {
6149 }
6150
6151 @end
6152
6153 @implementation ManageView
6154
6155 - (NSString *) title {
6156     return UCLocalize("MANAGE");
6157 }
6158
6159 - (void) _leftButtonClicked {
6160     [delegate_ askForSettings];
6161 }
6162
6163 - (NSString *) leftButtonTitle {
6164     return UCLocalize("SETTINGS");
6165 }
6166
6167 #if !AlwaysReload
6168 - (id) _rightButtonTitle {
6169     return Queuing_ ? UCLocalize("QUEUE") : nil;
6170 }
6171
6172 - (UINavigationButtonStyle) rightButtonStyle {
6173     return Queuing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6174 }
6175
6176 - (void) _rightButtonClicked {
6177     [delegate_ queue];
6178 }
6179 #endif
6180
6181 - (bool) isLoading {
6182     return false;
6183 }
6184
6185 @end
6186 /* }}} */
6187
6188 /* Cydia Book {{{ */
6189 @interface CYBook : RVBook <
6190     ProgressDelegate
6191 > {
6192     _transient Database *database_;
6193     UINavigationBar *overlay_;
6194     UINavigationBar *underlay_;
6195     UIProgressIndicator *indicator_;
6196     UITextLabel *prompt_;
6197     UIProgressBar *progress_;
6198     UINavigationButton *cancel_;
6199     bool updating_;
6200 }
6201
6202 - (id) initWithFrame:(CGRect)frame database:(Database *)database;
6203 - (void) update;
6204 - (BOOL) updating;
6205
6206 @end
6207
6208 @implementation CYBook
6209
6210 - (void) dealloc {
6211     [overlay_ release];
6212     [indicator_ release];
6213     [prompt_ release];
6214     [progress_ release];
6215     [cancel_ release];
6216     [super dealloc];
6217 }
6218
6219 - (NSString *) getTitleForPage:(RVPage *)page {
6220     return [super getTitleForPage:page];
6221 }
6222
6223 - (BOOL) updating {
6224     return updating_;
6225 }
6226
6227 - (void) update {
6228     [UIView beginAnimations:nil context:NULL];
6229
6230     CGRect ovrframe = [overlay_ frame];
6231     ovrframe.origin.y = 0;
6232     [overlay_ setFrame:ovrframe];
6233
6234     CGRect barframe = [navbar_ frame];
6235     barframe.origin.y += ovrframe.size.height;
6236     [navbar_ setFrame:barframe];
6237
6238     CGRect trnframe = [transition_ frame];
6239     trnframe.origin.y += ovrframe.size.height;
6240     trnframe.size.height -= ovrframe.size.height;
6241     [transition_ setFrame:trnframe];
6242
6243     [UIView endAnimations];
6244
6245     [indicator_ startAnimation];
6246     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6247     [progress_ setProgress:0];
6248
6249     updating_ = true;
6250     [overlay_ addSubview:cancel_];
6251
6252     [NSThread
6253         detachNewThreadSelector:@selector(_update)
6254         toTarget:self
6255         withObject:nil
6256     ];
6257 }
6258
6259 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6260     NSString *context([sheet context]);
6261
6262     if ([context isEqualToString:@"refresh"])
6263         [sheet dismiss];
6264 }
6265
6266 - (void) _update_:(NSString *)error {
6267     updating_ = false;
6268
6269     [indicator_ stopAnimation];
6270
6271     [UIView beginAnimations:nil context:NULL];
6272
6273     CGRect ovrframe = [overlay_ frame];
6274     ovrframe.origin.y = -ovrframe.size.height;
6275     [overlay_ setFrame:ovrframe];
6276
6277     CGRect barframe = [navbar_ frame];
6278     barframe.origin.y -= ovrframe.size.height;
6279     [navbar_ setFrame:barframe];
6280
6281     CGRect trnframe = [transition_ frame];
6282     trnframe.origin.y -= ovrframe.size.height;
6283     trnframe.size.height += ovrframe.size.height;
6284     [transition_ setFrame:trnframe];
6285
6286     [UIView commitAnimations];
6287
6288     if (error == nil)
6289         [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
6290     else {
6291         UIActionSheet *sheet = [[[UIActionSheet alloc]
6292             initWithTitle:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), UCLocalize("REFRESH")]
6293             buttons:[NSArray arrayWithObjects:
6294                 UCLocalize("OK"),
6295             nil]
6296             defaultButtonIndex:0
6297             delegate:self
6298             context:@"refresh"
6299         ] autorelease];
6300
6301         [sheet setBodyText:error];
6302         [sheet popupAlertAnimated:YES];
6303
6304         [self reloadButtons];
6305     }
6306 }
6307
6308 - (id) initWithFrame:(CGRect)frame database:(Database *)database {
6309     if ((self = [super initWithFrame:frame]) != nil) {
6310         database_ = database;
6311
6312         CGRect ovrrect = [navbar_ bounds];
6313         ovrrect.size.height = [UINavigationBar defaultSize].height;
6314         ovrrect.origin.y = -ovrrect.size.height;
6315
6316         overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6317         [self addSubview:overlay_];
6318
6319         ovrrect.origin.y = frame.size.height;
6320         underlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6321         [underlay_ setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
6322         [self addSubview:underlay_];
6323
6324         [overlay_ setBarStyle:1];
6325         [underlay_ setBarStyle:1];
6326
6327         int barstyle = [overlay_ _barStyle:NO];
6328         bool ugly = barstyle == 0;
6329
6330         UIProgressIndicatorStyle style = ugly ?
6331             UIProgressIndicatorStyleMediumBrown :
6332             UIProgressIndicatorStyleMediumWhite;
6333
6334         CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
6335         unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
6336         CGRect indrect = {{indoffset, indoffset}, indsize};
6337
6338         indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
6339         [indicator_ setStyle:style];
6340         [overlay_ addSubview:indicator_];
6341
6342         CGSize prmsize = {215, indsize.height + 4};
6343
6344         CGRect prmrect = {{
6345             indoffset * 2 + indsize.width,
6346 #ifdef __OBJC2__
6347             -1 +
6348 #endif
6349             unsigned(ovrrect.size.height - prmsize.height) / 2
6350         }, prmsize};
6351
6352         UIFont *font = [UIFont systemFontOfSize:15];
6353
6354         prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
6355
6356         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6357         [prompt_ setBackgroundColor:[UIColor clearColor]];
6358         [prompt_ setFont:font];
6359
6360         [overlay_ addSubview:prompt_];
6361
6362         CGSize prgsize = {75, 100};
6363
6364         CGRect prgrect = {{
6365             ovrrect.size.width - prgsize.width - 10,
6366             (ovrrect.size.height - prgsize.height) / 2
6367         } , prgsize};
6368
6369         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
6370         [progress_ setStyle:0];
6371         [overlay_ addSubview:progress_];
6372
6373         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6374         [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
6375
6376         CGRect frame = [cancel_ frame];
6377         frame.origin.x = ovrrect.size.width - frame.size.width - 5;
6378         frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
6379         [cancel_ setFrame:frame];
6380
6381         [cancel_ setBarStyle:barstyle];
6382     } return self;
6383 }
6384
6385 - (void) _onCancel {
6386     updating_ = false;
6387     [cancel_ removeFromSuperview];
6388 }
6389
6390 - (void) _update { _pooled
6391     Status status;
6392     status.setDelegate(self);
6393
6394     NSString *error([database_ updateWithStatus:status]);
6395
6396     [self
6397         performSelectorOnMainThread:@selector(_update_:)
6398         withObject:error
6399         waitUntilDone:NO
6400     ];
6401 }
6402
6403 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
6404     [prompt_ setText:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6405 }
6406
6407 - (void) setProgressTitle:(NSString *)title {
6408     [self
6409         performSelectorOnMainThread:@selector(_setProgressTitle:)
6410         withObject:title
6411         waitUntilDone:YES
6412     ];
6413 }
6414
6415 - (void) setProgressPercent:(float)percent {
6416     [self
6417         performSelectorOnMainThread:@selector(_setProgressPercent:)
6418         withObject:[NSNumber numberWithFloat:percent]
6419         waitUntilDone:YES
6420     ];
6421 }
6422
6423 - (void) startProgress {
6424 }
6425
6426 - (void) addProgressOutput:(NSString *)output {
6427     [self
6428         performSelectorOnMainThread:@selector(_addProgressOutput:)
6429         withObject:output
6430         waitUntilDone:YES
6431     ];
6432 }
6433
6434 - (bool) isCancelling:(size_t)received {
6435     return !updating_;
6436 }
6437
6438 - (void) _setProgressTitle:(NSString *)title {
6439     [prompt_ setText:title];
6440 }
6441
6442 - (void) _setProgressPercent:(NSNumber *)percent {
6443     [progress_ setProgress:[percent floatValue]];
6444 }
6445
6446 - (void) _addProgressOutput:(NSString *)output {
6447 }
6448
6449 @end
6450 /* }}} */
6451 /* Cydia:// Protocol {{{ */
6452 @interface CydiaURLProtocol : NSURLProtocol {
6453 }
6454
6455 @end
6456
6457 @implementation CydiaURLProtocol
6458
6459 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6460     NSURL *url([request URL]);
6461     if (url == nil)
6462         return NO;
6463     NSString *scheme([[url scheme] lowercaseString]);
6464     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6465         return NO;
6466     return YES;
6467 }
6468
6469 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6470     return request;
6471 }
6472
6473 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6474     id<NSURLProtocolClient> client([self client]);
6475     if (icon == nil)
6476         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6477     else {
6478         NSData *data(UIImagePNGRepresentation(icon));
6479
6480         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6481         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6482         [client URLProtocol:self didLoadData:data];
6483         [client URLProtocolDidFinishLoading:self];
6484     }
6485 }
6486
6487 - (void) startLoading {
6488     id<NSURLProtocolClient> client([self client]);
6489     NSURLRequest *request([self request]);
6490
6491     NSURL *url([request URL]);
6492     NSString *href([url absoluteString]);
6493
6494     NSString *path([href substringFromIndex:8]);
6495     NSRange slash([path rangeOfString:@"/"]);
6496
6497     NSString *command;
6498     if (slash.location == NSNotFound) {
6499         command = path;
6500         path = nil;
6501     } else {
6502         command = [path substringToIndex:slash.location];
6503         path = [path substringFromIndex:(slash.location + 1)];
6504     }
6505
6506     Database *database([Database sharedInstance]);
6507
6508     if ([command isEqualToString:@"package-icon"]) {
6509         if (path == nil)
6510             goto fail;
6511         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6512         Package *package([database packageWithName:path]);
6513         if (package == nil)
6514             goto fail;
6515         UIImage *icon([package icon]);
6516         [self _returnPNGWithImage:icon forRequest:request];
6517     } else if ([command isEqualToString:@"source-icon"]) {
6518         if (path == nil)
6519             goto fail;
6520         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6521         NSString *source(Simplify(path));
6522         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6523         if (icon == nil)
6524             icon = [UIImage applicationImageNamed:@"unknown.png"];
6525         [self _returnPNGWithImage:icon forRequest:request];
6526     } else if ([command isEqualToString:@"uikit-image"]) {
6527         if (path == nil)
6528             goto fail;
6529         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6530         UIImage *icon(_UIImageWithName(path));
6531         [self _returnPNGWithImage:icon forRequest:request];
6532     } else if ([command isEqualToString:@"section-icon"]) {
6533         if (path == nil)
6534             goto fail;
6535         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6536         NSString *section(Simplify(path));
6537         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6538         if (icon == nil)
6539             icon = [UIImage applicationImageNamed:@"unknown.png"];
6540         [self _returnPNGWithImage:icon forRequest:request];
6541     } else fail: {
6542         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6543     }
6544 }
6545
6546 - (void) stopLoading {
6547 }
6548
6549 @end
6550 /* }}} */
6551
6552 /* Sections View {{{ */
6553 @interface SectionsView : RVPage {
6554     _transient Database *database_;
6555     NSMutableArray *sections_;
6556     NSMutableArray *filtered_;
6557     UITransitionView *transition_;
6558     UITable *list_;
6559     UIView *accessory_;
6560     BOOL editing_;
6561 }
6562
6563 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6564 - (void) reloadData;
6565 - (void) resetView;
6566
6567 @end
6568
6569 @implementation SectionsView
6570
6571 - (void) dealloc {
6572     [list_ setDataSource:nil];
6573     [list_ setDelegate:nil];
6574
6575     [sections_ release];
6576     [filtered_ release];
6577     [transition_ release];
6578     [list_ release];
6579     [accessory_ release];
6580     [super dealloc];
6581 }
6582
6583 - (int) numberOfRowsInTable:(UITable *)table {
6584     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6585 }
6586
6587 - (float) table:(UITable *)table heightForRow:(int)row {
6588     return 45;
6589 }
6590
6591 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6592     if (reusing == nil)
6593         reusing = [[[SectionCell alloc] init] autorelease];
6594     [(SectionCell *)reusing setSection:(editing_ ?
6595         [sections_ objectAtIndex:row] :
6596         (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
6597     ) editing:editing_];
6598     return reusing;
6599 }
6600
6601 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6602     return !editing_;
6603 }
6604
6605 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
6606     return !editing_;
6607 }
6608
6609 - (void) tableRowSelected:(NSNotification *)notification {
6610     int row = [[notification object] selectedRow];
6611     if (row == INT_MAX)
6612         return;
6613
6614     Section *section;
6615     NSString *name;
6616     NSString *title;
6617
6618     if (row == 0) {
6619         section = nil;
6620         name = nil;
6621         title = UCLocalize("ALL_PACKAGES");
6622     } else {
6623         section = [filtered_ objectAtIndex:(row - 1)];
6624         name = [section name];
6625
6626         if (name != nil) {
6627             name = [NSString stringWithString:name];
6628             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6629         } else {
6630             name = @"";
6631             title = UCLocalize("NO_SECTION");
6632         }
6633     }
6634
6635     PackageTable *table = [[[FilteredPackageTable alloc]
6636         initWithBook:book_
6637         database:database_
6638         title:title
6639         filter:@selector(isVisiblyUninstalledInSection:)
6640         with:name
6641     ] autorelease];
6642
6643     [table setDelegate:delegate_];
6644
6645     [book_ pushPage:table];
6646 }
6647
6648 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6649     if ((self = [super initWithBook:book]) != nil) {
6650         database_ = database;
6651
6652         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6653         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6654
6655         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
6656         [self addSubview:transition_];
6657
6658         list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
6659         [transition_ transition:0 toView:list_];
6660
6661         UITableColumn *column = [[[UITableColumn alloc]
6662             initWithTitle:UCLocalize("NAME")
6663             identifier:@"name"
6664             width:[self frame].size.width
6665         ] autorelease];
6666
6667         [list_ setDataSource:self];
6668         [list_ setSeparatorStyle:1];
6669         [list_ addTableColumn:column];
6670         [list_ setDelegate:self];
6671         [list_ setReusesTableCells:YES];
6672
6673         [self reloadData];
6674
6675         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6676         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6677     } return self;
6678 }
6679
6680 - (void) reloadData {
6681     NSArray *packages = [database_ packages];
6682
6683     [sections_ removeAllObjects];
6684     [filtered_ removeAllObjects];
6685
6686 #if 0
6687     typedef __gnu_cxx::hash_map<NSString *, Section *, NSStringMapHash, NSStringMapEqual> SectionMap;
6688     SectionMap sections;
6689     sections.resize(64);
6690 #else
6691     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6692 #endif
6693
6694     _trace();
6695     for (Package *package in packages) {
6696         NSString *name([package section]);
6697         NSString *key(name == nil ? @"" : name);
6698
6699 #if 0
6700         Section **section;
6701
6702         _profile(SectionsView$reloadData$Section)
6703             section = &sections[key];
6704             if (*section == nil) {
6705                 _profile(SectionsView$reloadData$Section$Allocate)
6706                     *section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6707                 _end
6708             }
6709         _end
6710
6711         [*section addToCount];
6712
6713         _profile(SectionsView$reloadData$Filter)
6714             if (![package valid] || ![package uninstalled] || ![package visible])
6715                 continue;
6716         _end
6717
6718         [*section addToRow];
6719 #else
6720         Section *section;
6721
6722         _profile(SectionsView$reloadData$Section)
6723             section = [sections objectForKey:key];
6724             if (section == nil) {
6725                 _profile(SectionsView$reloadData$Section$Allocate)
6726                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6727                     [sections setObject:section forKey:key];
6728                 _end
6729             }
6730         _end
6731
6732         [section addToCount];
6733
6734         _profile(SectionsView$reloadData$Filter)
6735             if (![package valid] || ![package uninstalled] || ![package visible])
6736                 continue;
6737         _end
6738
6739         [section addToRow];
6740 #endif
6741     }
6742     _trace();
6743
6744 #if 0
6745     for (SectionMap::const_iterator i(sections.begin()), e(sections.end()); i != e; ++i)
6746         [sections_ addObject:i->second];
6747 #else
6748     [sections_ addObjectsFromArray:[sections allValues]];
6749 #endif
6750
6751     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6752
6753     for (Section *section in sections_) {
6754         size_t count([section row]);
6755         if (count == 0)
6756             continue;
6757
6758         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6759         [section setCount:count];
6760         [filtered_ addObject:section];
6761     }
6762
6763     [list_ reloadData];
6764     _trace();
6765 }
6766
6767 - (void) resetView {
6768     if (editing_)
6769         [self _rightButtonClicked];
6770 }
6771
6772 - (void) resetViewAnimated:(BOOL)animated {
6773     [list_ resetViewAnimated:animated];
6774 }
6775
6776 - (void) _rightButtonClicked {
6777     if ((editing_ = !editing_))
6778         [list_ reloadData];
6779     else
6780         [delegate_ updateData];
6781     [book_ reloadTitleForPage:self];
6782     [book_ reloadButtonsForPage:self];
6783 }
6784
6785 - (NSString *) title {
6786     return editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("INSTALL_BY_SECTION");
6787 }
6788
6789 - (NSString *) backButtonTitle {
6790     return UCLocalize("SECTIONS");
6791 }
6792
6793 - (id) rightButtonTitle {
6794     return [sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT");
6795 }
6796
6797 - (UINavigationButtonStyle) rightButtonStyle {
6798     return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6799 }
6800
6801 - (UIView *) accessoryView {
6802     return accessory_;
6803 }
6804
6805 @end
6806 /* }}} */
6807 /* Changes View {{{ */
6808 @interface ChangesView : RVPage {
6809     _transient Database *database_;
6810     NSMutableArray *packages_;
6811     NSMutableArray *sections_;
6812     UITableView *list_;
6813     unsigned upgrades_;
6814 }
6815
6816 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6817 - (void) reloadData;
6818
6819 @end
6820
6821 @implementation ChangesView
6822
6823 - (void) dealloc {
6824     [list_ setDelegate:nil];
6825     [list_ setDataSource:nil];
6826
6827     [packages_ release];
6828     [sections_ release];
6829     [list_ release];
6830     [super dealloc];
6831 }
6832
6833 - (NSInteger) numberOfSectionsInTableView:(UITableView *)list {
6834     NSInteger count([sections_ count]);
6835     return count == 0 ? 1 : count;
6836 }
6837
6838 - (NSString *) tableView:(UITableView *)list titleForHeaderInSection:(NSInteger)section {
6839     if ([sections_ count] == 0)
6840         return nil;
6841     return [[sections_ objectAtIndex:section] name];
6842 }
6843
6844 - (NSInteger) tableView:(UITableView *)list numberOfRowsInSection:(NSInteger)section {
6845     if ([sections_ count] == 0)
6846         return 0;
6847     return [[sections_ objectAtIndex:section] count];
6848 }
6849
6850 - (Package *) packageAtIndexPath:(NSIndexPath *)path {
6851     Section *section([sections_ objectAtIndex:[path section]]);
6852     NSInteger row([path row]);
6853     return [packages_ objectAtIndex:([section row] + row)];
6854 }
6855
6856 - (UITableViewCell *) tableView:(UITableView *)table cellForRowAtIndexPath:(NSIndexPath *)path {
6857     PackageCell *cell([table dequeueReusableCellWithIdentifier:@"Package"]);
6858     if (cell == nil)
6859         cell = [[[PackageCell alloc] init] autorelease];
6860     [cell setPackage:[self packageAtIndexPath:path]];
6861     return cell;
6862 }
6863
6864 - (CGFloat) tableView:(UITableView *)table heightForRowAtIndexPath:(NSIndexPath *)path {
6865     return 73;
6866     return [PackageCell heightForPackage:[self packageAtIndexPath:path]];
6867 }
6868
6869 - (NSIndexPath *) tableView:(UITableView *)table willSelectRowAtIndexPath:(NSIndexPath *)path {
6870     Package *package([self packageAtIndexPath:path]);
6871     PackageView *view([delegate_ packageView]);
6872     [view setDelegate:delegate_];
6873     [view setPackage:package];
6874     [book_ pushPage:view];
6875     return path;
6876 }
6877
6878 - (void) _leftButtonClicked {
6879     [(CYBook *)book_ update];
6880     [self reloadButtons];
6881 }
6882
6883 - (void) _rightButtonClicked {
6884     [delegate_ distUpgrade];
6885 }
6886
6887 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6888     if ((self = [super initWithBook:book]) != nil) {
6889         database_ = database;
6890
6891         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6892         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6893
6894         list_ = [[UITableView alloc] initWithFrame:[self bounds] style:UITableViewStylePlain];
6895         [self addSubview:list_];
6896
6897         //XXX:[list_ setShouldHideHeaderInShortLists:NO];
6898         [list_ setDataSource:self];
6899         [list_ setDelegate:self];
6900         //[list_ setSectionListStyle:1];
6901
6902         [self reloadData];
6903
6904         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6905         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6906     } return self;
6907 }
6908
6909 - (void) reloadData {
6910     NSArray *packages = [database_ packages];
6911
6912     [packages_ removeAllObjects];
6913     [sections_ removeAllObjects];
6914
6915     _trace();
6916     for (Package *package in packages)
6917         if (
6918             [package uninstalled] && [package valid] && [package visible] ||
6919             [package upgradableAndEssential:YES]
6920         )
6921             [packages_ addObject:package];
6922
6923     _trace();
6924     [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
6925     _trace();
6926
6927     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6928     Section *ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") localize:NO] autorelease];
6929     Section *section = nil;
6930     NSDate *last = nil;
6931
6932     upgrades_ = 0;
6933     bool unseens = false;
6934
6935     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6936
6937     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
6938         Package *package = [packages_ objectAtIndex:offset];
6939
6940         BOOL uae = [package upgradableAndEssential:YES];
6941
6942         if (!uae) {
6943             unseens = true;
6944             NSDate *seen;
6945
6946             _profile(ChangesView$reloadData$Remember)
6947                 seen = [package seen];
6948             _end
6949
6950             if (section == nil || last != seen && (seen == nil || [seen compare:last] != NSOrderedSame)) {
6951                 last = seen;
6952
6953                 NSString *name;
6954                 if (seen == nil)
6955                     name = UCLocalize("UNKNOWN");
6956                 else {
6957                     name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
6958                     [name autorelease];
6959                 }
6960
6961                 _profile(ChangesView$reloadData$Allocate)
6962                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
6963                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
6964                     [sections_ addObject:section];
6965                 _end
6966             }
6967
6968             [section addToCount];
6969         } else if ([package ignored])
6970             [ignored addToCount];
6971         else {
6972             ++upgrades_;
6973             [upgradable addToCount];
6974         }
6975     }
6976     _trace();
6977
6978     CFRelease(formatter);
6979
6980     if (unseens) {
6981         Section *last = [sections_ lastObject];
6982         size_t count = [last count];
6983         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
6984         [sections_ removeLastObject];
6985     }
6986
6987     if ([ignored count] != 0)
6988         [sections_ insertObject:ignored atIndex:0];
6989     if (upgrades_ != 0)
6990         [sections_ insertObject:upgradable atIndex:0];
6991
6992     [list_ reloadData];
6993     [self reloadButtons];
6994 }
6995
6996 - (void) resetViewAnimated:(BOOL)animated {
6997     [list_ resetViewAnimated:animated];
6998 }
6999
7000 - (NSString *) leftButtonTitle {
7001     return [(CYBook *)book_ updating] ? nil : UCLocalize("REFRESH");
7002 }
7003
7004 - (id) rightButtonTitle {
7005     return upgrades_ == 0 ? nil : [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]];
7006 }
7007
7008 - (NSString *) title {
7009     return UCLocalize("CHANGES");
7010 }
7011
7012 @end
7013 /* }}} */
7014 /* Search View {{{ */
7015 @protocol SearchViewDelegate
7016 - (void) showKeyboard:(BOOL)show;
7017 @end
7018
7019 @interface SearchView : RVPage {
7020     UIView *accessory_;
7021     UISearchField *field_;
7022     UITransitionView *transition_;
7023     FilteredPackageTable *table_;
7024     UIPreferencesTable *advanced_;
7025     UIView *dimmed_;
7026     bool flipped_;
7027     bool reload_;
7028 }
7029
7030 - (id) initWithBook:(RVBook *)book database:(Database *)database;
7031 - (void) reloadData;
7032
7033 @end
7034
7035 @implementation SearchView
7036
7037 - (void) dealloc {
7038     [field_ setDelegate:nil];
7039
7040     [accessory_ release];
7041     [field_ release];
7042     [transition_ release];
7043     [table_ release];
7044     [advanced_ release];
7045     [dimmed_ release];
7046     [super dealloc];
7047 }
7048
7049 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7050     return 1;
7051 }
7052
7053 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7054     switch (group) {
7055         case 0: return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("ADVANCED_SEARCH"), UCLocalize("COMING_SOON")];
7056
7057         default: _assert(false);
7058     }
7059 }
7060
7061 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7062     switch (group) {
7063         case 0: return 0;
7064
7065         default: _assert(false);
7066     }
7067 }
7068
7069 - (void) _showKeyboard:(BOOL)show {
7070     CGSize keysize = [UIKeyboard defaultSize];
7071     CGRect keydown = [book_ pageBounds];
7072     CGRect keyup = keydown;
7073     keyup.size.height -= keysize.height - ButtonBarHeight_;
7074
7075     float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
7076
7077     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
7078     [animation setSignificantRectFields:8];
7079
7080     if (show) {
7081         [animation setStartFrame:keydown];
7082         [animation setEndFrame:keyup];
7083     } else {
7084         [animation setStartFrame:keyup];
7085         [animation setEndFrame:keydown];
7086     }
7087
7088     UIAnimator *animator = [UIAnimator sharedAnimator];
7089
7090     [animator
7091         addAnimations:[NSArray arrayWithObjects:animation, nil]
7092         withDuration:(KeyboardTime_ - delay)
7093         start:!show
7094     ];
7095
7096     if (show)
7097         [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
7098
7099     [delegate_ showKeyboard:show];
7100 }
7101
7102 - (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
7103     [self _showKeyboard:YES];
7104 }
7105
7106 - (void) textFieldDidResignFirstResponder:(UITextField *)field {
7107     [self _showKeyboard:NO];
7108 }
7109
7110 - (void) keyboardInputChanged:(UIFieldEditor *)editor {
7111     if (reload_) {
7112         NSString *text([field_ text]);
7113         [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
7114         [self reloadData];
7115         reload_ = false;
7116     }
7117 }
7118
7119 - (void) textFieldClearButtonPressed:(UITextField *)field {
7120     reload_ = true;
7121 }
7122
7123 - (void) keyboardInputShouldDelete:(id)input {
7124     reload_ = true;
7125 }
7126
7127 - (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
7128     if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
7129         reload_ = true;
7130         return YES;
7131     } else {
7132         [field_ resignFirstResponder];
7133         return NO;
7134     }
7135 }
7136
7137 - (id) initWithBook:(RVBook *)book database:(Database *)database {
7138     if ((self = [super initWithBook:book]) != nil) {
7139         CGRect pageBounds = [book_ pageBounds];
7140
7141         transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
7142         [self addSubview:transition_];
7143
7144         advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
7145
7146         [advanced_ setReusesTableCells:YES];
7147         [advanced_ setDataSource:self];
7148         [advanced_ reloadData];
7149
7150         dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
7151         CGColor dimmed(space_, 0, 0, 0, 0.5);
7152         [dimmed_ setBackgroundColor:[UIColor colorWithCGColor:dimmed]];
7153
7154         table_ = [[FilteredPackageTable alloc]
7155             initWithBook:book
7156             database:database
7157             title:nil
7158             filter:@selector(isUnfilteredAndSearchedForBy:)
7159             with:nil
7160         ];
7161
7162         [table_ setShouldHideHeaderInShortLists:NO];
7163         [transition_ transition:0 toView:table_];
7164
7165         CGRect cnfrect = {{
7166 #ifdef __OBJC2__
7167         6 +
7168 #endif
7169         1, 38}, {17, 18}};
7170
7171         CGRect area;
7172         area.origin.x = /*cnfrect.origin.x + cnfrect.size.width + 4 +*/ 10;
7173         area.origin.y = 1;
7174
7175         area.size.width =
7176 #ifdef __OBJC2__
7177             8 +
7178 #endif
7179             [self bounds].size.width - area.origin.x - 18;
7180
7181         area.size.height = [UISearchField defaultHeight];
7182
7183         field_ = [[UISearchField alloc] initWithFrame:area];
7184
7185         UIFont *font = [UIFont systemFontOfSize:16];
7186         [field_ setFont:font];
7187
7188         [field_ setPlaceholder:UCLocalize("SEARCH_EX")];
7189         [field_ setDelegate:self];
7190
7191         [field_ setPaddingTop:5];
7192
7193         UITextInputTraits *traits([field_ textInputTraits]);
7194         [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7195         [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7196         [traits setReturnKeyType:UIReturnKeySearch];
7197
7198         CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
7199
7200         accessory_ = [[UIView alloc] initWithFrame:accrect];
7201         [accessory_ addSubview:field_];
7202
7203         /*UIPushButton *configure = [[[UIPushButton alloc] initWithFrame:cnfrect] autorelease];
7204         [configure setShowPressFeedback:YES];
7205         [configure setImage:[UIImage applicationImageNamed:@"advanced.png"]];
7206         [configure addTarget:self action:@selector(configurePushed) forEvents:1];
7207         [accessory_ addSubview:configure];*/
7208
7209         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7210         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7211     } return self;
7212 }
7213
7214 - (void) flipPage {
7215 #ifndef __OBJC2__
7216     LKAnimation *animation = [LKTransition animation];
7217     [animation setType:@"oglFlip"];
7218     [animation setTimingFunction:[LKTimingFunction functionWithName:@"easeInEaseOut"]];
7219     [animation setFillMode:@"extended"];
7220     [animation setTransitionFlags:3];
7221     [animation setDuration:10];
7222     [animation setSpeed:0.35];
7223     [animation setSubtype:(flipped_ ? @"fromLeft" : @"fromRight")];
7224     [[transition_ _layer] addAnimation:animation forKey:0];
7225     [transition_ transition:0 toView:(flipped_ ? (UIView *) table_ : (UIView *) advanced_)];
7226     flipped_ = !flipped_;
7227 #endif
7228 }
7229
7230 - (void) configurePushed {
7231     [field_ resignFirstResponder];
7232     [self flipPage];
7233 }
7234
7235 - (void) resetViewAnimated:(BOOL)animated {
7236     if (flipped_)
7237         [self flipPage];
7238     [table_ resetViewAnimated:animated];
7239 }
7240
7241 - (void) _reloadData {
7242 }
7243
7244 - (void) reloadData {
7245     if (flipped_)
7246         [self flipPage];
7247     [table_ setObject:[field_ text]];
7248     _profile(SearchView$reloadData)
7249         [table_ reloadData];
7250     _end
7251     PrintTimes();
7252     [table_ resetCursor];
7253 }
7254
7255 - (UIView *) accessoryView {
7256     return accessory_;
7257 }
7258
7259 - (NSString *) title {
7260     return nil;
7261 }
7262
7263 - (NSString *) backButtonTitle {
7264     return UCLocalize("SEARCH");
7265 }
7266
7267 - (void) setDelegate:(id)delegate {
7268     [table_ setDelegate:delegate];
7269     [super setDelegate:delegate];
7270 }
7271
7272 @end
7273 /* }}} */
7274
7275 @interface SettingsView : RVPage {
7276     _transient Database *database_;
7277     NSString *name_;
7278     Package *package_;
7279     UIPreferencesTable *table_;
7280     _UISwitchSlider *subscribedSwitch_;
7281     _UISwitchSlider *ignoredSwitch_;
7282     UIPreferencesControlTableCell *subscribedCell_;
7283     UIPreferencesControlTableCell *ignoredCell_;
7284 }
7285
7286 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7287
7288 @end
7289
7290 @implementation SettingsView
7291
7292 - (void) dealloc {
7293     [table_ setDataSource:nil];
7294
7295     [name_ release];
7296     if (package_ != nil)
7297         [package_ release];
7298     [table_ release];
7299     [subscribedSwitch_ release];
7300     [ignoredSwitch_ release];
7301     [subscribedCell_ release];
7302     [ignoredCell_ release];
7303     [super dealloc];
7304 }
7305
7306 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7307     if (package_ == nil)
7308         return 0;
7309
7310     return 2;
7311 }
7312
7313 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7314     if (package_ == nil)
7315         return nil;
7316
7317     switch (group) {
7318         case 0: return nil;
7319         case 1: return nil;
7320
7321         default: _assert(false);
7322     }
7323
7324     return nil;
7325 }
7326
7327 - (BOOL) preferencesTable:(UIPreferencesTable *)table isLabelGroup:(int)group {
7328     if (package_ == nil)
7329         return NO;
7330
7331     switch (group) {
7332         case 0: return NO;
7333         case 1: return YES;
7334
7335         default: _assert(false);
7336     }
7337
7338     return NO;
7339 }
7340
7341 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7342     if (package_ == nil)
7343         return 0;
7344
7345     switch (group) {
7346         case 0: return 1;
7347         case 1: return 1;
7348
7349         default: _assert(false);
7350     }
7351
7352     return 0;
7353 }
7354
7355 - (void) onSomething:(UIPreferencesControlTableCell *)cell withKey:(NSString *)key {
7356     if (package_ == nil)
7357         return;
7358
7359     _UISwitchSlider *slider([cell control]);
7360     BOOL value([slider value] != 0);
7361     NSMutableDictionary *metadata([package_ metadata]);
7362
7363     BOOL before;
7364     if (NSNumber *number = [metadata objectForKey:key])
7365         before = [number boolValue];
7366     else
7367         before = NO;
7368
7369     if (value != before) {
7370         [metadata setObject:[NSNumber numberWithBool:value] forKey:key];
7371         Changed_ = true;
7372         [delegate_ updateData];
7373     }
7374 }
7375
7376 - (void) onSubscribed:(UIPreferencesControlTableCell *)cell {
7377     [self onSomething:cell withKey:@"IsSubscribed"];
7378 }
7379
7380 - (void) onIgnored:(UIPreferencesControlTableCell *)cell {
7381     [self onSomething:cell withKey:@"IsIgnored"];
7382 }
7383
7384 - (id) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
7385     if (package_ == nil)
7386         return nil;
7387
7388     switch (group) {
7389         case 0: switch (row) {
7390             case 0:
7391                 return subscribedCell_;
7392             case 1:
7393                 return ignoredCell_;
7394             default: _assert(false);
7395         } break;
7396
7397         case 1: switch (row) {
7398             case 0: {
7399                 UIPreferencesControlTableCell *cell([[[UIPreferencesControlTableCell alloc] init] autorelease]);
7400                 [cell setShowSelection:NO];
7401                 [cell setTitle:UCLocalize("SHOW_ALL_CHANGES_EX")];
7402                 return cell;
7403             }
7404
7405             default: _assert(false);
7406         } break;
7407
7408         default: _assert(false);
7409     }
7410
7411     return nil;
7412 }
7413
7414 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7415     if ((self = [super initWithBook:book])) {
7416         database_ = database;
7417         name_ = [package retain];
7418
7419         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
7420         [self addSubview:table_];
7421
7422         subscribedSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7423         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:kUIControlEventMouseUpInside];
7424
7425         ignoredSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7426         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:kUIControlEventMouseUpInside];
7427
7428         subscribedCell_ = [[UIPreferencesControlTableCell alloc] init];
7429         [subscribedCell_ setShowSelection:NO];
7430         [subscribedCell_ setTitle:UCLocalize("SHOW_ALL_CHANGES")];
7431         [subscribedCell_ setControl:subscribedSwitch_];
7432
7433         ignoredCell_ = [[UIPreferencesControlTableCell alloc] init];
7434         [ignoredCell_ setShowSelection:NO];
7435         [ignoredCell_ setTitle:UCLocalize("IGNORE_UPGRADES")];
7436         [ignoredCell_ setControl:ignoredSwitch_];
7437
7438         [table_ setDataSource:self];
7439         [self reloadData];
7440     } return self;
7441 }
7442
7443 - (void) resetViewAnimated:(BOOL)animated {
7444     [table_ resetViewAnimated:animated];
7445 }
7446
7447 - (void) reloadData {
7448     if (package_ != nil)
7449         [package_ autorelease];
7450     package_ = [database_ packageWithName:name_];
7451     if (package_ != nil) {
7452         [package_ retain];
7453         [subscribedSwitch_ setValue:([package_ subscribed] ? 1 : 0) animated:NO];
7454         [ignoredSwitch_ setValue:([package_ ignored] ? 1 : 0) animated:NO];
7455     }
7456
7457     [table_ reloadData];
7458 }
7459
7460 - (NSString *) title {
7461     return UCLocalize("SETTINGS");
7462 }
7463
7464 @end
7465
7466 /* Signature View {{{ */
7467 @interface SignatureView : CydiaBrowserView {
7468     _transient Database *database_;
7469     NSString *package_;
7470 }
7471
7472 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7473
7474 @end
7475
7476 @implementation SignatureView
7477
7478 - (void) dealloc {
7479     [package_ release];
7480     [super dealloc];
7481 }
7482
7483 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7484     // XXX: dude!
7485     [super webView:sender didClearWindowObject:window forFrame:frame];
7486 }
7487
7488 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7489     if ((self = [super initWithBook:book]) != nil) {
7490         database_ = database;
7491         package_ = [package retain];
7492         [self reloadData];
7493     } return self;
7494 }
7495
7496 - (void) resetViewAnimated:(BOOL)animated {
7497 }
7498
7499 - (void) reloadData {
7500     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7501 }
7502
7503 @end
7504 /* }}} */
7505
7506 @interface Cydia : UIApplication <
7507     ConfirmationViewDelegate,
7508     ProgressViewDelegate,
7509     SearchViewDelegate,
7510     CydiaDelegate
7511 > {
7512     UIWindow *window_;
7513
7514     UIView *underlay_;
7515     UIView *overlay_;
7516     CYBook *book_;
7517     UIToolbar *buttonbar_;
7518
7519     RVBook *confirm_;
7520
7521     NSMutableArray *essential_;
7522     NSMutableArray *broken_;
7523
7524     Database *database_;
7525     ProgressView *progress_;
7526
7527     unsigned tag_;
7528
7529     UIKeyboard *keyboard_;
7530     UIProgressHUD *hud_;
7531
7532     SectionsView *sections_;
7533     ChangesView *changes_;
7534     ManageView *manage_;
7535     SearchView *search_;
7536
7537 #if RecyclePackageViews
7538     NSMutableArray *details_;
7539 #endif
7540 }
7541
7542 @end
7543
7544 @implementation Cydia
7545
7546 - (void) _loaded {
7547     if ([broken_ count] != 0) {
7548         int count = [broken_ count];
7549
7550         UIActionSheet *sheet = [[[UIActionSheet alloc]
7551             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
7552             buttons:[NSArray arrayWithObjects:
7553                 UCLocalize("FORCIBLY_CLEAR"),
7554                 UCLocalize("TEMPORARY_IGNORE"),
7555             nil]
7556             defaultButtonIndex:0
7557             delegate:self
7558             context:@"fixhalf"
7559         ] autorelease];
7560
7561         [sheet setBodyText:UCLocalize("HALFINSTALLED_PACKAGE_EX")];
7562         [sheet popupAlertAnimated:YES];
7563     } else if (!Ignored_ && [essential_ count] != 0) {
7564         int count = [essential_ count];
7565
7566         UIActionSheet *sheet = [[[UIActionSheet alloc]
7567             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
7568             buttons:[NSArray arrayWithObjects:
7569                 UCLocalize("UPGRADE_ESSENTIAL"),
7570                 UCLocalize("COMPLETE_UPGRADE"),
7571                 UCLocalize("TEMPORARY_IGNORE"),
7572             nil]
7573             defaultButtonIndex:0
7574             delegate:self
7575             context:@"upgrade"
7576         ] autorelease];
7577
7578         [sheet setBodyText:UCLocalize("ESSENTIAL_UPGRADE_EX")];
7579         [sheet popupAlertAnimated:YES];
7580     }
7581 }
7582
7583 - (void) _saveConfig {
7584     if (Changed_) {
7585         _trace();
7586         NSString *error(nil);
7587         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
7588             _trace();
7589             NSError *error(nil);
7590             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
7591                 NSLog(@"failure to save metadata data: %@", error);
7592             _trace();
7593         } else {
7594             NSLog(@"failure to serialize metadata: %@", error);
7595             return;
7596         }
7597
7598         Changed_ = false;
7599     }
7600 }
7601
7602 - (void) _updateData {
7603     [self _saveConfig];
7604
7605     /* XXX: this is just stupid */
7606     if (tag_ != 2 && sections_ != nil)
7607         [sections_ reloadData];
7608     if (tag_ != 3 && changes_ != nil)
7609         [changes_ reloadData];
7610     if (tag_ != 5 && search_ != nil)
7611         [search_ reloadData];
7612
7613     [book_ reloadData];
7614 }
7615
7616 - (void) _reloadData {
7617     UIView *block();
7618
7619     static bool loaded(false);
7620     UIProgressHUD *hud([self addProgressHUD]);
7621     [hud setText:(loaded ? UCLocalize("RELOADING_DATA") : UCLocalize("LOADING_DATA"))];
7622     loaded = true;
7623
7624     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
7625     _trace();
7626
7627     [self removeProgressHUD:hud];
7628
7629     size_t changes(0);
7630
7631     [essential_ removeAllObjects];
7632     [broken_ removeAllObjects];
7633
7634     NSArray *packages = [database_ packages];
7635     for (Package *package in packages) {
7636         if ([package half])
7637             [broken_ addObject:package];
7638         if ([package upgradableAndEssential:NO]) {
7639             if ([package essential])
7640                 [essential_ addObject:package];
7641             ++changes;
7642         }
7643     }
7644
7645     if (changes != 0) {
7646         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
7647         [buttonbar_ setBadgeValue:badge forButton:3];
7648         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7649             [buttonbar_ setBadgeAnimated:([essential_ count] != 0) forButton:3];
7650         if ([self respondsToSelector:@selector(setApplicationBadge:)])
7651             [self setApplicationBadge:badge];
7652         else
7653             [self setApplicationBadgeString:badge];
7654     } else {
7655         [buttonbar_ setBadgeValue:nil forButton:3];
7656         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7657             [buttonbar_ setBadgeAnimated:NO forButton:3];
7658         if ([self respondsToSelector:@selector(removeApplicationBadge)])
7659             [self removeApplicationBadge];
7660         else // XXX: maybe use setApplicationBadgeString also?
7661             [self setApplicationIconBadgeNumber:0];
7662     }
7663
7664     Queuing_ = false;
7665     [buttonbar_ setBadgeValue:nil forButton:4];
7666
7667     [self _updateData];
7668
7669     // XXX: what is this line of code for?
7670     if ([packages count] == 0);
7671     else if (Loaded_ || ManualRefresh) loaded:
7672         [self _loaded];
7673     else {
7674         Loaded_ = YES;
7675
7676         if (NSDate *update = [Metadata_ objectForKey:@"LastUpdate"]) {
7677             NSTimeInterval interval([update timeIntervalSinceNow]);
7678             if (interval <= 0 && interval > -600)
7679                 goto loaded;
7680         }
7681
7682         [book_ update];
7683     }
7684 }
7685
7686 - (void) updateData {
7687     [database_ setVisible];
7688     [self _updateData];
7689 }
7690
7691 - (void) update_ {
7692     [database_ update];
7693 }
7694
7695 - (void) syncData {
7696     FILE *file = fopen("/etc/apt/sources.list.d/cydia.list", "w");
7697     _assert(file != NULL);
7698
7699     NSArray *keys = [Sources_ allKeys];
7700
7701     for (NSString *key in keys) {
7702         NSDictionary *source = [Sources_ objectForKey:key];
7703
7704         fprintf(file, "%s %s %s\n",
7705             [[source objectForKey:@"Type"] UTF8String],
7706             [[source objectForKey:@"URI"] UTF8String],
7707             [[source objectForKey:@"Distribution"] UTF8String]
7708         );
7709     }
7710
7711     fclose(file);
7712
7713     [self _saveConfig];
7714
7715     [progress_
7716         detachNewThreadSelector:@selector(update_)
7717         toTarget:self
7718         withObject:nil
7719         title:UCLocalize("UPDATING_SOURCES")
7720     ];
7721 }
7722
7723 - (void) reloadData {
7724     @synchronized (self) {
7725         if (confirm_ == nil)
7726             [self _reloadData];
7727     }
7728 }
7729
7730 - (void) resolve {
7731     pkgProblemResolver *resolver = [database_ resolver];
7732
7733     resolver->InstallProtect();
7734     if (!resolver->Resolve(true))
7735         _error->Discard();
7736 }
7737
7738 - (void) popUpBook:(RVBook *)book {
7739     [underlay_ popSubview:book];
7740 }
7741
7742 - (CGRect) popUpBounds {
7743     return [underlay_ bounds];
7744 }
7745
7746 - (void) perform {
7747     [database_ prepare];
7748
7749     confirm_ = [[RVBook alloc] initWithFrame:[self popUpBounds]];
7750     [confirm_ setDelegate:self];
7751
7752     ConfirmationView *page([[[ConfirmationView alloc] initWithBook:confirm_ database:database_] autorelease]);
7753     [page setDelegate:self];
7754
7755     [confirm_ setPage:page];
7756     [self popUpBook:confirm_];
7757 }
7758
7759 - (void) queue {
7760     @synchronized (self) {
7761         [self perform];
7762     }
7763 }
7764
7765 - (void) clearPackage:(Package *)package {
7766     @synchronized (self) {
7767         [package clear];
7768         [self resolve];
7769         [self perform];
7770     }
7771 }
7772
7773 - (void) installPackage:(Package *)package {
7774     @synchronized (self) {
7775         [package install];
7776         [self resolve];
7777         [self perform];
7778     }
7779 }
7780
7781 - (void) removePackage:(Package *)package {
7782     @synchronized (self) {
7783         [package remove];
7784         [self resolve];
7785         [self perform];
7786     }
7787 }
7788
7789 - (void) distUpgrade {
7790     @synchronized (self) {
7791         [database_ upgrade];
7792         [self perform];
7793     }
7794 }
7795
7796 - (void) cancel {
7797     [self slideUp:[[[UIActionSheet alloc]
7798         initWithTitle:nil
7799         buttons:[NSArray arrayWithObjects:UCLocalize("CONTINUE_QUEUING"), UCLocalize("CANCEL_CLEAR"), nil]
7800         defaultButtonIndex:1
7801         delegate:self
7802         context:@"cancel"
7803     ] autorelease]];
7804 }
7805
7806 - (void) complete {
7807     @synchronized (self) {
7808         [self _reloadData];
7809
7810         if (confirm_ != nil) {
7811             [confirm_ release];
7812             confirm_ = nil;
7813         }
7814     }
7815 }
7816
7817 - (void) confirm {
7818     [overlay_ removeFromSuperview];
7819     reload_ = true;
7820
7821     [progress_
7822         detachNewThreadSelector:@selector(perform)
7823         toTarget:database_
7824         withObject:nil
7825         title:UCLocalize("RUNNING")
7826     ];
7827 }
7828
7829 - (void) bootstrap_ {
7830     [database_ update];
7831     [database_ upgrade];
7832     [database_ prepare];
7833     [database_ perform];
7834 }
7835
7836 /* XXX: replace and localize */
7837 - (void) bootstrap {
7838     [progress_
7839         detachNewThreadSelector:@selector(bootstrap_)
7840         toTarget:self
7841         withObject:nil
7842         title:@"Bootstrap Install"
7843     ];
7844 }
7845
7846 - (void) progressViewIsComplete:(ProgressView *)progress {
7847     if (confirm_ != nil) {
7848         [underlay_ addSubview:overlay_];
7849         [confirm_ popFromSuperviewAnimated:NO];
7850     }
7851
7852     [self complete];
7853 }
7854
7855 - (void) setPage:(RVPage *)page {
7856     [page resetViewAnimated:NO];
7857     [page setDelegate:self];
7858     [book_ setPage:page];
7859 }
7860
7861 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
7862     CydiaBrowserView *browser = [[[_class alloc] initWithBook:book_] autorelease];
7863     [browser loadURL:url];
7864     return browser;
7865 }
7866
7867 - (void) _setHomePage {
7868     [self setPage:[self _pageForURL:[NSURL URLWithString:@"http://cydia.saurik.com/"] withClass:[HomeView class]]];
7869 }
7870
7871 - (SectionsView *) sectionsView {
7872     if (sections_ == nil)
7873         sections_ = [[SectionsView alloc] initWithBook:book_ database:database_];
7874     return sections_;
7875 }
7876
7877 - (void) buttonBarItemTapped:(id)sender {
7878     unsigned tag = [sender tag];
7879     if (tag == tag_) {
7880         [book_ resetViewAnimated:YES];
7881         return;
7882     } else if (tag_ == 2 && tag != 2)
7883         [[self sectionsView] resetView];
7884
7885     switch (tag) {
7886         case 1: [self _setHomePage]; break;
7887
7888         case 2: [self setPage:[self sectionsView]]; break;
7889         case 3: [self setPage:changes_]; break;
7890         case 4: [self setPage:manage_]; break;
7891         case 5: [self setPage:search_]; break;
7892
7893         default: _assert(false);
7894     }
7895
7896     tag_ = tag;
7897 }
7898
7899 - (void) applicationWillSuspend {
7900     [database_ clean];
7901     [super applicationWillSuspend];
7902 }
7903
7904 - (void) askForSettings {
7905     NSString *parenthetical(UCLocalize("PARENTHETICAL"));
7906
7907     UIActionSheet *role = [[[UIActionSheet alloc]
7908         initWithTitle:UCLocalize("WHO_ARE_YOU")
7909         buttons:[NSArray arrayWithObjects:
7910             [NSString stringWithFormat:parenthetical, UCLocalize("USER"), UCLocalize("USER_EX")],
7911             [NSString stringWithFormat:parenthetical, UCLocalize("HACKER"), UCLocalize("HACKER_EX")],
7912             [NSString stringWithFormat:parenthetical, UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")],
7913         nil]
7914         defaultButtonIndex:-1
7915         delegate:self
7916         context:@"role"
7917     ] autorelease];
7918
7919     [role setBodyText:UCLocalize("ROLE_EX")];
7920     [role popupAlertAnimated:YES];
7921 }
7922
7923 - (void) setPackageView:(PackageView *)view {
7924     WebThreadLock();
7925     [view setPackage:nil];
7926 #if RecyclePackageViews
7927     if ([details_ count] < 3)
7928         [details_ addObject:view];
7929 #endif
7930     WebThreadUnlock();
7931 }
7932
7933 - (PackageView *) _packageView {
7934     return [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
7935 }
7936
7937 - (PackageView *) packageView {
7938 #if RecyclePackageViews
7939     PackageView *view;
7940     size_t count([details_ count]);
7941
7942     if (count == 0) {
7943         view = [self _packageView];
7944       renew:
7945         [details_ addObject:[self _packageView]];
7946     } else {
7947         view = [[[details_ lastObject] retain] autorelease];
7948         [details_ removeLastObject];
7949         if (count == 1)
7950             goto renew;
7951     }
7952
7953     return view;
7954 #else
7955     return [self _packageView];
7956 #endif
7957 }
7958
7959 - (void) finish {
7960     if (hud_ != nil) {
7961         [self setStatusBarShowsProgress:NO];
7962         [self removeProgressHUD:hud_];
7963
7964         [hud_ autorelease];
7965         hud_ = nil;
7966
7967         pid_t pid = ExecFork();
7968         if (pid == 0) {
7969             execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
7970             perror("launchctl stop");
7971         }
7972
7973         return;
7974     }
7975
7976     if (Role_ == nil) {
7977         [self askForSettings];
7978         return;
7979     }
7980
7981     _trace();
7982     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
7983
7984     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
7985     book_ = [[CYBook alloc] initWithFrame:CGRectMake(
7986         0, 0, screenrect.size.width, screenrect.size.height - 48
7987     ) database:database_];
7988
7989     [book_ setDelegate:self];
7990
7991     [overlay_ addSubview:book_];
7992
7993     NSArray *buttonitems = [NSArray arrayWithObjects:
7994         [NSDictionary dictionaryWithObjectsAndKeys:
7995             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7996             @"home-up.png", kUIButtonBarButtonInfo,
7997             @"home-dn.png", kUIButtonBarButtonSelectedInfo,
7998             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
7999             self, kUIButtonBarButtonTarget,
8000             @"Cydia", kUIButtonBarButtonTitle,
8001             @"0", kUIButtonBarButtonType,
8002         nil],
8003
8004         [NSDictionary dictionaryWithObjectsAndKeys:
8005             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
8006             @"install-up.png", kUIButtonBarButtonInfo,
8007             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
8008             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
8009             self, kUIButtonBarButtonTarget,
8010             UCLocalize("SECTIONS"), kUIButtonBarButtonTitle,
8011             @"0", kUIButtonBarButtonType,
8012         nil],
8013
8014         [NSDictionary dictionaryWithObjectsAndKeys:
8015             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
8016             @"changes-up.png", kUIButtonBarButtonInfo,
8017             @"changes-dn.png", kUIButtonBarButtonSelectedInfo,
8018             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
8019             self, kUIButtonBarButtonTarget,
8020             UCLocalize("CHANGES"), kUIButtonBarButtonTitle,
8021             @"0", kUIButtonBarButtonType,
8022         nil],
8023
8024         [NSDictionary dictionaryWithObjectsAndKeys:
8025             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
8026             @"manage-up.png", kUIButtonBarButtonInfo,
8027             @"manage-dn.png", kUIButtonBarButtonSelectedInfo,
8028             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
8029             self, kUIButtonBarButtonTarget,
8030             UCLocalize("MANAGE"), kUIButtonBarButtonTitle,
8031             @"0", kUIButtonBarButtonType,
8032         nil],
8033
8034         [NSDictionary dictionaryWithObjectsAndKeys:
8035             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
8036             @"search-up.png", kUIButtonBarButtonInfo,
8037             @"search-dn.png", kUIButtonBarButtonSelectedInfo,
8038             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
8039             self, kUIButtonBarButtonTarget,
8040             UCLocalize("SEARCH"), kUIButtonBarButtonTitle,
8041             @"0", kUIButtonBarButtonType,
8042         nil],
8043     nil];
8044
8045     buttonbar_ = [[UIToolbar alloc]
8046         initInView:overlay_
8047         withFrame:CGRectMake(
8048             0, screenrect.size.height - ButtonBarHeight_,
8049             screenrect.size.width, ButtonBarHeight_
8050         )
8051         withItemList:buttonitems
8052     ];
8053
8054     [buttonbar_ setDelegate:self];
8055     [buttonbar_ setBarStyle:1];
8056     [buttonbar_ setButtonBarTrackingMode:2];
8057
8058     int buttons[5] = {1, 2, 3, 4, 5};
8059     [buttonbar_ registerButtonGroup:0 withButtons:buttons withCount:5];
8060     [buttonbar_ showButtonGroup:0 withDuration:0];
8061
8062     for (int i = 0; i != 5; ++i)
8063         [[buttonbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
8064             i * 64 + 2, 1, 60, ButtonBarHeight_
8065         )];
8066
8067     [buttonbar_ showSelectionForButton:1];
8068     [overlay_ addSubview:buttonbar_];
8069
8070     [UIKeyboard initImplementationNow];
8071     CGSize keysize = [UIKeyboard defaultSize];
8072     CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
8073     keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
8074     [overlay_ addSubview:keyboard_];
8075
8076     if (!bootstrap_)
8077         [underlay_ addSubview:overlay_];
8078
8079     [self reloadData];
8080
8081     [self sectionsView];
8082     changes_ = [[ChangesView alloc] initWithBook:book_ database:database_];
8083     search_ = [[SearchView alloc] initWithBook:book_ database:database_];
8084
8085     manage_ = (ManageView *) [[self
8086         _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8087         withClass:[ManageView class]
8088     ] retain];
8089
8090 #if RecyclePackageViews
8091     details_ = [[NSMutableArray alloc] initWithCapacity:4];
8092     [details_ addObject:[self _packageView]];
8093     [details_ addObject:[self _packageView]];
8094 #endif
8095
8096     PrintTimes();
8097
8098     if (bootstrap_)
8099         [self bootstrap];
8100     else
8101         [self _setHomePage];
8102 }
8103
8104 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
8105     NSString *context([sheet context]);
8106
8107     if ([context isEqualToString:@"missing"])
8108         [sheet dismiss];
8109     else if ([context isEqualToString:@"cancel"]) {
8110         bool clear;
8111
8112         switch (button) {
8113             case 1:
8114                 clear = false;
8115             break;
8116
8117             case 2:
8118                 clear = true;
8119             break;
8120
8121             default:
8122                 _assert(false);
8123         }
8124
8125         [sheet dismiss];
8126
8127         @synchronized (self) {
8128             if (clear)
8129                 [self _reloadData];
8130             else {
8131                 Queuing_ = true;
8132                 [buttonbar_ setBadgeValue:UCLocalize("Q_D") forButton:4];
8133                 [book_ reloadData];
8134             }
8135
8136             if (confirm_ != nil) {
8137                 [confirm_ release];
8138                 confirm_ = nil;
8139             }
8140         }
8141     } else if ([context isEqualToString:@"fixhalf"]) {
8142         switch (button) {
8143             case 1:
8144                 @synchronized (self) {
8145                     for (Package *broken in broken_) {
8146                         [broken remove];
8147
8148                         NSString *id = [broken id];
8149                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8150                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8151                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8152                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8153                     }
8154
8155                     [self resolve];
8156                     [self perform];
8157                 }
8158             break;
8159
8160             case 2:
8161                 [broken_ removeAllObjects];
8162                 [self _loaded];
8163             break;
8164
8165             default:
8166                 _assert(false);
8167         }
8168
8169         [sheet dismiss];
8170     } else if ([context isEqualToString:@"role"]) {
8171         switch (button) {
8172             case 1: Role_ = @"User"; break;
8173             case 2: Role_ = @"Hacker"; break;
8174             case 3: Role_ = @"Developer"; break;
8175
8176             default:
8177                 Role_ = nil;
8178                 _assert(false);
8179         }
8180
8181         bool reset = Settings_ != nil;
8182
8183         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8184             Role_, @"Role",
8185         nil];
8186
8187         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8188
8189         Changed_ = true;
8190
8191         [sheet dismiss];
8192
8193         if (reset)
8194             [self updateData];
8195         else
8196             [self finish];
8197     } else if ([context isEqualToString:@"upgrade"]) {
8198         switch (button) {
8199             case 1:
8200                 @synchronized (self) {
8201                     for (Package *essential in essential_)
8202                         [essential install];
8203
8204                     [self resolve];
8205                     [self perform];
8206                 }
8207             break;
8208
8209             case 2:
8210                 [self distUpgrade];
8211             break;
8212
8213             case 3:
8214                 Ignored_ = YES;
8215             break;
8216
8217             default:
8218                 _assert(false);
8219         }
8220
8221         [sheet dismiss];
8222     }
8223 }
8224
8225 - (void) reorganize { _pooled
8226     system("/usr/libexec/cydia/free.sh");
8227     [self performSelectorOnMainThread:@selector(finish) withObject:nil waitUntilDone:NO];
8228 }
8229
8230 - (void) applicationSuspend:(__GSEvent *)event {
8231     if (hud_ == nil && ![progress_ isRunning])
8232         [super applicationSuspend:event];
8233 }
8234
8235 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8236     if (hud_ == nil)
8237         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8238 }
8239
8240 - (void) _setSuspended:(BOOL)value {
8241     if (hud_ == nil)
8242         [super _setSuspended:value];
8243 }
8244
8245 - (UIProgressHUD *) addProgressHUD {
8246     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8247     [window_ setUserInteractionEnabled:NO];
8248     [hud show:YES];
8249     [progress_ addSubview:hud];
8250     return hud;
8251 }
8252
8253 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8254     [hud show:NO];
8255     [hud removeFromSuperview];
8256     [window_ setUserInteractionEnabled:YES];
8257 }
8258
8259 - (RVPage *) pageForPackage:(NSString *)name {
8260     if (Package *package = [database_ packageWithName:name]) {
8261         PackageView *view([self packageView]);
8262         [view setPackage:package];
8263         return view;
8264     } else {
8265         UIActionSheet *sheet = [[[UIActionSheet alloc]
8266             initWithTitle:UCLocalize("CANNOT_LOCATE_PACKAGE")
8267             buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
8268             defaultButtonIndex:0
8269             delegate:self
8270             context:@"missing"
8271         ] autorelease];
8272
8273         [sheet setBodyText:[NSString stringWithFormat:UCLocalize("PACKAGE_CANNOT_BE_FOUND"), name]];
8274
8275         [sheet popupAlertAnimated:YES];
8276         return nil;
8277     }
8278 }
8279
8280 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8281     if (tag != NULL)
8282         tag = 0;
8283
8284     NSString *href([url absoluteString]);
8285     if ([href hasPrefix:@"apptapp://package/"])
8286         return [self pageForPackage:[href substringFromIndex:18]];
8287
8288     NSString *scheme([[url scheme] lowercaseString]);
8289     if (![scheme isEqualToString:@"cydia"])
8290         return nil;
8291     NSString *path([url absoluteString]);
8292     if ([path length] < 8)
8293         return nil;
8294     path = [path substringFromIndex:8];
8295     if (![path hasPrefix:@"/"])
8296         path = [@"/" stringByAppendingString:path];
8297
8298     if ([path isEqualToString:@"/add-source"])
8299         return [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
8300     else if ([path isEqualToString:@"/storage"])
8301         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CydiaBrowserView class]];
8302     else if ([path isEqualToString:@"/sources"])
8303         return [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
8304     else if ([path isEqualToString:@"/packages"])
8305         return [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
8306     else if ([path hasPrefix:@"/url/"])
8307         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CydiaBrowserView class]];
8308     else if ([path hasPrefix:@"/launch/"])
8309         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8310     else if ([path hasPrefix:@"/package-settings/"])
8311         return [[[SettingsView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:18]] autorelease];
8312     else if ([path hasPrefix:@"/package-signature/"])
8313         return [[[SignatureView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:19]] autorelease];
8314     else if ([path hasPrefix:@"/package/"])
8315         return [self pageForPackage:[path substringFromIndex:9]];
8316     else if ([path hasPrefix:@"/files/"]) {
8317         NSString *name = [path substringFromIndex:7];
8318
8319         if (Package *package = [database_ packageWithName:name]) {
8320             FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
8321             [files setPackage:package];
8322             return files;
8323         }
8324     }
8325
8326     return nil;
8327 }
8328
8329 - (void) applicationOpenURL:(NSURL *)url {
8330     [super applicationOpenURL:url];
8331     int tag;
8332     if (RVPage *page = [self pageForURL:url hasTag:&tag]) {
8333         [self setPage:page];
8334         [buttonbar_ showSelectionForButton:tag];
8335         tag_ = tag;
8336     }
8337 }
8338
8339 - (void) applicationDidFinishLaunching:(id)unused {
8340     [BrowserView _initialize];
8341
8342     _trace();
8343     Font12_ = [[UIFont systemFontOfSize:12] retain];
8344     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8345     Font14_ = [[UIFont systemFontOfSize:14] retain];
8346     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8347     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8348
8349     tag_ = 1;
8350
8351     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8352     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8353
8354     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8355
8356     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
8357     window_ = [[UIWindow alloc] initWithContentRect:screenrect];
8358
8359     [window_ orderFront:self];
8360     [window_ makeKey:self];
8361     [window_ setHidden:NO];
8362
8363     database_ = [Database sharedInstance];
8364     progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
8365     [database_ setDelegate:progress_];
8366     [window_ setContentView:progress_];
8367
8368     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
8369     [progress_ setContentView:underlay_];
8370
8371     [progress_ resetView];
8372
8373     if (
8374         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8375         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8376         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL /*||
8377         readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL*/ ||
8378         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8379         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8380         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8381         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL /*||
8382         readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL*/
8383     ) {
8384         [self setIdleTimerDisabled:YES];
8385
8386         hud_ = [[self addProgressHUD] retain];
8387         [hud_ setText:@"Reorganizing\n\nWill Automatically\nClose When Done"];
8388
8389         [self setStatusBarShowsProgress:YES];
8390
8391         [NSThread
8392             detachNewThreadSelector:@selector(reorganize)
8393             toTarget:self
8394             withObject:nil
8395         ];
8396     } else
8397         [self finish];
8398 }
8399
8400 - (void) showKeyboard:(BOOL)show {
8401     CGSize keysize = [UIKeyboard defaultSize];
8402     CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
8403     CGRect keyup = keydown;
8404     keyup.origin.y -= keysize.height;
8405
8406     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease];
8407     [animation setSignificantRectFields:2];
8408
8409     if (show) {
8410         [animation setStartFrame:keydown];
8411         [animation setEndFrame:keyup];
8412         [keyboard_ activate];
8413     } else {
8414         [animation setStartFrame:keyup];
8415         [animation setEndFrame:keydown];
8416         [keyboard_ deactivate];
8417     }
8418
8419     [[UIAnimator sharedAnimator]
8420         addAnimations:[NSArray arrayWithObjects:animation, nil]
8421         withDuration:KeyboardTime_
8422         start:YES
8423     ];
8424 }
8425
8426 - (void) slideUp:(UIActionSheet *)alert {
8427     if (Advanced_)
8428         [alert presentSheetFromButtonBar:buttonbar_];
8429     else
8430         [alert presentSheetInView:overlay_];
8431 }
8432
8433 @end
8434
8435 void AddPreferences(NSString *plist) { _pooled
8436     NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
8437     _assert(settings != NULL);
8438     NSMutableArray *items = [settings objectForKey:@"items"];
8439
8440     bool cydia(false);
8441
8442     for (NSMutableDictionary *item in items) {
8443         NSString *label = [item objectForKey:@"label"];
8444         if (label != nil && [label isEqualToString:@"Cydia"]) {
8445             cydia = true;
8446             break;
8447         }
8448     }
8449
8450     if (!cydia) {
8451         for (size_t i(0); i != [items count]; ++i) {
8452             NSDictionary *item([items objectAtIndex:i]);
8453             NSString *label = [item objectForKey:@"label"];
8454             if (label != nil && [label isEqualToString:@"General"]) {
8455                 [items insertObject:[NSDictionary dictionaryWithObjectsAndKeys:
8456                     @"CydiaSettings", @"bundle",
8457                     @"PSLinkCell", @"cell",
8458                     [NSNumber numberWithBool:YES], @"hasIcon",
8459                     [NSNumber numberWithBool:YES], @"isController",
8460                     @"Cydia", @"label",
8461                 nil] atIndex:(i + 1)];
8462
8463                 break;
8464             }
8465         }
8466
8467         _assert([settings writeToFile:plist atomically:YES] == YES);
8468     }
8469 }
8470
8471 /*IMP alloc_;
8472 id Alloc_(id self, SEL selector) {
8473     id object = alloc_(self, selector);
8474     lprintf("[%s]A-%p\n", self->isa->name, object);
8475     return object;
8476 }*/
8477
8478 /*IMP dealloc_;
8479 id Dealloc_(id self, SEL selector) {
8480     id object = dealloc_(self, selector);
8481     lprintf("[%s]D-%p\n", self->isa->name, object);
8482     return object;
8483 }*/
8484
8485 Class $WebDefaultUIKitDelegate;
8486
8487 void (*_UIWebDocumentView$_setUIKitDelegate$)(UIWebDocumentView *, SEL, id);
8488
8489 void $UIWebDocumentView$_setUIKitDelegate$(UIWebDocumentView *self, SEL sel, id delegate) {
8490     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8491         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8492     return _UIWebDocumentView$_setUIKitDelegate$(self, sel, delegate);
8493 }
8494
8495 int main(int argc, char *argv[]) { _pooled
8496     _trace();
8497
8498     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8499
8500     /* Library Hacks {{{ */
8501     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8502
8503     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8504     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8505     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8506         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8507         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8508     }
8509     /* }}} */
8510     /* Set Locale {{{ */
8511     Locale_ = CFLocaleCopyCurrent();
8512     Languages_ = [NSLocale preferredLanguages];
8513     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
8514     //NSLog(@"%@", [Languages_ description]);
8515     const char *lang;
8516     if (Languages_ == nil || [Languages_ count] == 0)
8517         lang = NULL;
8518     else
8519         lang = [[Languages_ objectAtIndex:0] UTF8String];
8520     setenv("LANG", lang, true);
8521     //std::setlocale(LC_ALL, lang);
8522     NSLog(@"Setting Language: %s", lang);
8523     /* }}} */
8524
8525     // XXX: apr_app_initialize?
8526     apr_initialize();
8527
8528     /* Parse Arguments {{{ */
8529     bool substrate(false);
8530
8531     if (argc != 0) {
8532         char **args(argv);
8533         int arge(1);
8534
8535         for (int argi(1); argi != argc; ++argi)
8536             if (strcmp(argv[argi], "--") == 0) {
8537                 arge = argi;
8538                 argv[argi] = argv[0];
8539                 argv += argi;
8540                 argc -= argi;
8541                 break;
8542             }
8543
8544         for (int argi(1); argi != arge; ++argi)
8545             if (strcmp(args[argi], "--bootstrap") == 0)
8546                 bootstrap_ = true;
8547             else if (strcmp(args[argi], "--substrate") == 0)
8548                 substrate = true;
8549             else
8550                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
8551     }
8552     /* }}} */
8553
8554     App_ = [[NSBundle mainBundle] bundlePath];
8555     Home_ = NSHomeDirectory();
8556
8557     setuid(0);
8558     setgid(0);
8559
8560     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
8561     alloc_ = alloc->method_imp;
8562     alloc->method_imp = (IMP) &Alloc_;*/
8563
8564     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
8565     dealloc_ = dealloc->method_imp;
8566     dealloc->method_imp = (IMP) &Dealloc_;*/
8567
8568     size_t size;
8569
8570     int maxproc;
8571     size = sizeof(maxproc);
8572     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
8573         perror("sysctlbyname(\"kern.maxproc\", ?)");
8574     else if (maxproc < 64) {
8575         maxproc = 64;
8576         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
8577             perror("sysctlbyname(\"kern.maxproc\", #)");
8578     }
8579
8580     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
8581     char *machine = new char[size];
8582     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
8583         perror("sysctlbyname(\"hw.machine\", ?)");
8584     else
8585         Machine_ = machine;
8586
8587     if (CFMutableDictionaryRef dict = IOServiceMatching("IOPlatformExpertDevice")) {
8588         if (io_service_t service = IOServiceGetMatchingService(kIOMasterPortDefault, dict)) {
8589             if (CFTypeRef serial = IORegistryEntryCreateCFProperty(service, CFSTR(kIOPlatformSerialNumberKey), kCFAllocatorDefault, 0)) {
8590                 SerialNumber_ = [[NSString alloc] initWithString:(NSString *)serial];
8591                 CFRelease(serial);
8592             }
8593
8594             if (CFTypeRef ecid = IORegistryEntrySearchCFProperty(service, kIODeviceTreePlane, CFSTR("unique-chip-id"), kCFAllocatorDefault, kIORegistryIterateRecursively)) {
8595                 NSData *data((NSData *) ecid);
8596                 size_t length([data length]);
8597                 uint8_t bytes[length];
8598                 [data getBytes:bytes];
8599                 char string[length * 2 + 1];
8600                 for (size_t i(0); i != length; ++i)
8601                     sprintf(string + i * 2, "%.2X", bytes[length - i - 1]);
8602                 ChipID_ = [[NSString alloc] initWithUTF8String:string];
8603                 CFRelease(ecid);
8604             }
8605
8606             IOObjectRelease(service);
8607         }
8608     }
8609
8610     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
8611
8612     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
8613         Build_ = [system objectForKey:@"ProductBuildVersion"];
8614     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
8615         Product_ = [info objectForKey:@"SafariProductVersion"];
8616         Safari_ = [info objectForKey:@"CFBundleVersion"];
8617     }
8618
8619     /*AddPreferences(@"/Applications/Preferences.app/Settings-iPhone.plist");
8620     AddPreferences(@"/Applications/Preferences.app/Settings-iPod.plist");*/
8621
8622     /* Load Database {{{ */
8623     _trace();
8624     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
8625     _trace();
8626     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
8627     _trace();
8628
8629     if (Metadata_ == NULL)
8630         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
8631     else {
8632         Settings_ = [Metadata_ objectForKey:@"Settings"];
8633
8634         Packages_ = [Metadata_ objectForKey:@"Packages"];
8635         Sections_ = [Metadata_ objectForKey:@"Sections"];
8636         Sources_ = [Metadata_ objectForKey:@"Sources"];
8637     }
8638
8639     if (Settings_ != nil)
8640         Role_ = [Settings_ objectForKey:@"Role"];
8641
8642     if (Packages_ == nil) {
8643         Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
8644         [Metadata_ setObject:Packages_ forKey:@"Packages"];
8645     }
8646
8647     if (Sections_ == nil) {
8648         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
8649         [Metadata_ setObject:Sections_ forKey:@"Sections"];
8650     }
8651
8652     if (Sources_ == nil) {
8653         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
8654         [Metadata_ setObject:Sources_ forKey:@"Sources"];
8655     }
8656     /* }}} */
8657
8658 #if RecycleWebViews
8659     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
8660 #endif
8661
8662     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
8663         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
8664     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
8665         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
8666
8667     if (access("/tmp/.cydia.fw", F_OK) == 0) {
8668         unlink("/tmp/.cydia.fw");
8669         goto firmware;
8670     } else if (access("/User", F_OK) != 0) {
8671       firmware:
8672         _trace();
8673         system("/usr/libexec/cydia/firmware.sh");
8674         _trace();
8675     }
8676
8677     _assert([[NSFileManager defaultManager]
8678         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
8679         withIntermediateDirectories:YES
8680         attributes:nil
8681         error:NULL
8682     ]);
8683
8684     if (access("/tmp/cydia.chk", F_OK) == 0) {
8685         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
8686             _assert(errno == ENOENT);
8687         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
8688             _assert(errno == ENOENT);
8689     }
8690
8691     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
8692
8693     /* APT Initialization {{{ */
8694     _assert(pkgInitConfig(*_config));
8695     _assert(pkgInitSystem(*_config, _system));
8696
8697     if (lang != NULL)
8698         _config->Set("APT::Acquire::Translation", lang);
8699     _config->Set("Acquire::http::Timeout", 15);
8700     _config->Set("Acquire::http::MaxParallel", 3);
8701     /* }}} */
8702     /* Color Choices {{{ */
8703     space_ = CGColorSpaceCreateDeviceRGB();
8704
8705     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
8706     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
8707     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
8708     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
8709     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
8710     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
8711     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
8712     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
8713     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
8714
8715     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
8716     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
8717     /* }}}*/
8718     /* UIKit Configuration {{{ */
8719     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
8720     if ($GSFontSetUseLegacyFontMetrics != NULL)
8721         $GSFontSetUseLegacyFontMetrics(YES);
8722
8723     UIKeyboardDisableAutomaticAppearance();
8724     /* }}} */
8725
8726     _trace();
8727     int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
8728
8729     CGColorSpaceRelease(space_);
8730     CFRelease(Locale_);
8731
8732     return value;
8733 }