Cydia.mm

   1 /* Cydia - iPhone UIKit Front-End for Debian APT
   2  * Copyright (C) 2008-2009  Jay Freeman (saurik)
   3 */
   4
   5 /*
   6  *        Redistribution and use in source and binary
   7  * forms, with or without modification, are permitted
   8  * provided that the following conditions are met:
   9  *
  10  * 1. Redistributions of source code must retain the
  11  *    above copyright notice, this list of conditions
  12  *    and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the
  14  *    above copyright notice, this list of conditions
  15  *    and the following disclaimer in the documentation
  16  *    and/or other materials provided with the
  17  *    distribution.
  18  * 3. The name of the author may not be used to endorse
  19  *    or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
  23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
  24  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  25  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
  27  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  28  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  29  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  32  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  33  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  34  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  35  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36 */
  37
  38 // XXX: wtf/FastMalloc.h... wtf?
  39 #define USE_SYSTEM_MALLOC 1
  40
  41 /* #include Directives {{{ */
  42 #import "UICaboodle/UCPlatform.h"
  43 #import "UICaboodle/UCLocalize.h"
  44
  45 #include <objc/message.h>
  46 #include <objc/objc.h>
  47 #include <objc/runtime.h>
  48
  49 #include <CoreGraphics/CoreGraphics.h>
  50 #include <GraphicsServices/GraphicsServices.h>
  51 #include <Foundation/Foundation.h>
  52
  53 #if 0
  54 #define DEPLOYMENT_TARGET_MACOSX 1
  55 #define CF_BUILDING_CF 1
  56 #include <CoreFoundation/CFInternal.h>
  57 #endif
  58
  59 #include <CoreFoundation/CFPriv.h>
  60 #include <CoreFoundation/CFUniChar.h>
  61
  62 #import <UIKit/UIKit.h>
  63
  64 #include <WebCore/WebCoreThread.h>
  65 #import <WebKit/WebDefaultUIKitDelegate.h>
  66
  67 #include <algorithm>
  68 #include <iomanip>
  69 #include <sstream>
  70 #include <string>
  71
  72 #include <ext/stdio_filebuf.h>
  73
  74 #include <apt-pkg/acquire.h>
  75 #include <apt-pkg/acquire-item.h>
  76 #include <apt-pkg/algorithms.h>
  77 #include <apt-pkg/cachefile.h>
  78 #include <apt-pkg/clean.h>
  79 #include <apt-pkg/configuration.h>
  80 #include <apt-pkg/debindexfile.h>
  81 #include <apt-pkg/debmetaindex.h>
  82 #include <apt-pkg/error.h>
  83 #include <apt-pkg/init.h>
  84 #include <apt-pkg/mmap.h>
  85 #include <apt-pkg/pkgrecords.h>
  86 #include <apt-pkg/sha1.h>
  87 #include <apt-pkg/sourcelist.h>
  88 #include <apt-pkg/sptr.h>
  89 #include <apt-pkg/strutl.h>
  90 #include <apt-pkg/tagfile.h>
  91
  92 #include <apr-1/apr_pools.h>
  93
  94 #include <sys/types.h>
  95 #include <sys/stat.h>
  96 #include <sys/sysctl.h>
  97 #include <sys/param.h>
  98 #include <sys/mount.h>
  99
 100 #include <notify.h>
 101 #include <dlfcn.h>
 102
 103 extern "C" {
 104 #include <mach-o/nlist.h>
 105 }
 106
 107 #include <cstdio>
 108 #include <cstdlib>
 109 #include <cstring>
 110
 111 #include <errno.h>
 112 #include <pcre.h>
 113
 114 #include <ext/hash_map>
 115
 116 #import "UICaboodle/BrowserView.h"
 117 #import "UICaboodle/ResetView.h"
 118
 119 #import "substrate.h"
 120 /* }}} */
 121
 122 //#define _finline __attribute__((force_inline))
 123 #define _finline inline
 124
 125 struct timeval _ltv;
 126 bool _itv;
 127
 128 #define _limit(count) do { \
 129     static size_t _count(0); \
 130     if (++_count == count) \
 131         exit(0); \
 132 } while (false)
 133
 134 /* Profiler {{{ */
 135 #define _timestamp ({ \
 136     struct timeval tv; \
 137     gettimeofday(&tv, NULL); \
 138     tv.tv_sec * 1000000 + tv.tv_usec; \
 139 })
 140
 141 typedef std::vector<class ProfileTime *> TimeList;
 142 TimeList times_;
 143
 144 class ProfileTime {
 145   private:
 146     const char *name_;
 147     uint64_t total_;
 148     uint64_t count_;
 149
 150   public:
 151     ProfileTime(const char *name) :
 152         name_(name),
 153         total_(0)
 154     {
 155         times_.push_back(this);
 156     }
 157
 158     void AddTime(uint64_t time) {
 159         total_ += time;
 160         ++count_;
 161     }
 162
 163     void Print() {
 164         if (total_ != 0)
 165             std::cerr << std::setw(5) << count_ << ", " << std::setw(7) << total_ << " : " << name_ << std::endl;
 166         total_ = 0;
 167         count_ = 0;
 168     }
 169 };
 170
 171 class ProfileTimer {
 172   private:
 173     ProfileTime &time_;
 174     uint64_t start_;
 175
 176   public:
 177     ProfileTimer(ProfileTime &time) :
 178         time_(time),
 179         start_(_timestamp)
 180     {
 181     }
 182
 183     ~ProfileTimer() {
 184         time_.AddTime(_timestamp - start_);
 185     }
 186 };
 187
 188 void PrintTimes() {
 189     for (TimeList::const_iterator i(times_.begin()); i != times_.end(); ++i)
 190         (*i)->Print();
 191     std::cerr << "========" << std::endl;
 192 }
 193
 194 #define _profile(name) { \
 195     static ProfileTime name(#name); \
 196     ProfileTimer _ ## name(name);
 197
 198 #define _end }
 199 /* }}} */
 200 /* Objective-C Handle<> {{{ */
 201 template <typename Type_>
 202 class _H {
 203     typedef _H<Type_> This_;
 204
 205   private:
 206     Type_ *value_;
 207
 208     _finline void Retain_() {
 209         if (value_ != nil)
 210             [value_ retain];
 211     }
 212
 213     _finline void Clear_() {
 214         if (value_ != nil)
 215             [value_ release];
 216     }
 217
 218   public:
 219     _finline _H(const This_ &rhs) :
 220         value_(rhs.value_ == nil ? nil : [rhs.value_ retain])
 221     {
 222     }
 223
 224     _finline _H(Type_ *value = NULL, bool mended = false) :
 225         value_(value)
 226     {
 227         if (!mended)
 228             Retain_();
 229     }
 230
 231     _finline ~_H() {
 232         Clear_();
 233     }
 234
 235     _finline operator Type_ *() const {
 236         return value_;
 237     }
 238
 239     _finline This_ &operator =(Type_ *value) {
 240         if (value_ != value) {
 241             Type_ *old(value_);
 242             value_ = value;
 243             Retain_();
 244             if (old != nil)
 245                 [old release];
 246         } return *this;
 247     }
 248 };
 249 /* }}} */
 250
 251 #define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
 252
 253 void NSLogPoint(const char *fix, const CGPoint &point) {
 254     NSLog(@"%s(%g,%g)", fix, point.x, point.y);
 255 }
 256
 257 void NSLogRect(const char *fix, const CGRect &rect) {
 258     NSLog(@"%s(%g,%g)+(%g,%g)", fix, rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);
 259 }
 260
 261 @interface NSObject (Cydia)
 262 - (id) yieldToSelector:(SEL)selector withObject:(id)object;
 263 - (id) yieldToSelector:(SEL)selector;
 264 @end
 265
 266 @implementation NSObject (Cydia)
 267
 268 - (void) doNothing {
 269 }
 270
 271 - (void) _yieldToContext:(NSMutableArray *)context { _pooled
 272     SEL selector(reinterpret_cast<SEL>([[context objectAtIndex:0] pointerValue]));
 273     id object([[context objectAtIndex:1] nonretainedObjectValue]);
 274     volatile bool &stopped(*reinterpret_cast<bool *>([[context objectAtIndex:2] pointerValue]));
 275
 276     /* XXX: deal with exceptions */
 277     id value([self performSelector:selector withObject:object]);
 278
 279     NSMethodSignature *signature([self methodSignatureForSelector:selector]);
 280     [context removeAllObjects];
 281     if ([signature methodReturnLength] != 0 && value != nil)
 282         [context addObject:value];
 283
 284     stopped = true;
 285
 286     [self
 287         performSelectorOnMainThread:@selector(doNothing)
 288         withObject:nil
 289         waitUntilDone:NO
 290     ];
 291 }
 292
 293 - (id) yieldToSelector:(SEL)selector withObject:(id)object {
 294     /*return [self performSelector:selector withObject:object];*/
 295
 296     volatile bool stopped(false);
 297
 298     NSMutableArray *context([NSMutableArray arrayWithObjects:
 299         [NSValue valueWithPointer:selector],
 300         [NSValue valueWithNonretainedObject:object],
 301         [NSValue valueWithPointer:const_cast<bool *>(&stopped)],
 302     nil]);
 303
 304     NSThread *thread([[[NSThread alloc]
 305         initWithTarget:self
 306         selector:@selector(_yieldToContext:)
 307         object:context
 308     ] autorelease]);
 309
 310     [thread start];
 311
 312     NSRunLoop *loop([NSRunLoop currentRunLoop]);
 313     NSDate *future([NSDate distantFuture]);
 314
 315     while (!stopped && [loop runMode:NSDefaultRunLoopMode beforeDate:future]);
 316
 317     return [context count] == 0 ? nil : [context objectAtIndex:0];
 318 }
 319
 320 - (id) yieldToSelector:(SEL)selector {
 321     return [self yieldToSelector:selector withObject:nil];
 322 }
 323
 324 @end
 325
 326 /* NSForcedOrderingSearch doesn't work on the iPhone */
 327 static const NSStringCompareOptions MatchCompareOptions_ = NSLiteralSearch | NSCaseInsensitiveSearch;
 328 static const NSStringCompareOptions LaxCompareOptions_ = NSNumericSearch | NSDiacriticInsensitiveSearch | NSWidthInsensitiveSearch | NSCaseInsensitiveSearch;
 329 static const CFStringCompareFlags LaxCompareFlags_ = kCFCompareCaseInsensitive | kCFCompareNonliteral | kCFCompareLocalized | kCFCompareNumerically | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
 330
 331 /* iPhoneOS 2.0 Compatibility {{{ */
 332 #ifdef __OBJC2__
 333 @interface UITextView (iPhoneOS)
 334 - (void) setTextSize:(float)size;
 335 @end
 336
 337 @implementation UITextView (iPhoneOS)
 338
 339 - (void) setTextSize:(float)size {
 340     [self setFont:[[self font] fontWithSize:size]];
 341 }
 342
 343 @end
 344 #endif
 345 /* }}} */
 346
 347 /* Information Dictionaries {{{ */
 348 @interface NSMutableArray (Cydia)
 349 - (void) addInfoDictionary:(NSDictionary *)info;
 350 @end
 351
 352 @implementation NSMutableArray (Cydia)
 353
 354 - (void) addInfoDictionary:(NSDictionary *)info {
 355     [self addObject:info];
 356 }
 357
 358 @end
 359
 360 @interface NSMutableDictionary (Cydia)
 361 - (void) addInfoDictionary:(NSDictionary *)info;
 362 @end
 363
 364 @implementation NSMutableDictionary (Cydia)
 365
 366 - (void) addInfoDictionary:(NSDictionary *)info {
 367     NSString *bundle = [info objectForKey:@"CFBundleIdentifier"];
 368     [self setObject:info forKey:bundle];
 369 }
 370
 371 @end
 372 /* }}} */
 373 /* Pop Transitions {{{ */
 374 @interface PopTransitionView : UITransitionView {
 375 }
 376
 377 @end
 378
 379 @implementation PopTransitionView
 380
 381 - (void) transitionViewDidComplete:(UITransitionView *)view fromView:(UIView *)from toView:(UIView *)to {
 382     if (from != nil && to == nil)
 383         [self removeFromSuperview];
 384 }
 385
 386 @end
 387
 388 @implementation UIView (PopUpView)
 389
 390 - (void) popFromSuperviewAnimated:(BOOL)animated {
 391     [[self superview] transition:(animated ? UITransitionPushFromTop : UITransitionNone) toView:nil];
 392 }
 393
 394 - (void) popSubview:(UIView *)view {
 395     UITransitionView *transition([[[PopTransitionView alloc] initWithFrame:[self bounds]] autorelease]);
 396     [transition setDelegate:transition];
 397     [self addSubview:transition];
 398
 399     UIView *blank = [[[UIView alloc] initWithFrame:[transition bounds]] autorelease];
 400     [transition transition:UITransitionNone toView:blank];
 401     [transition transition:UITransitionPushFromBottom toView:view];
 402 }
 403
 404 @end
 405 /* }}} */
 406
 407 #define lprintf(args...) fprintf(stderr, args)
 408
 409 #define ForRelease 1
 410 #define TraceLogging (1 && !ForRelease)
 411 #define HistogramInsertionSort (0 && !ForRelease)
 412 #define ProfileTimes (0 && !ForRelease)
 413 #define ForSaurik (0 && !ForRelease)
 414 #define LogBrowser (1 && !ForRelease)
 415 #define TrackResize (0 && !ForRelease)
 416 #define ManualRefresh (1 && !ForRelease)
 417 #define ShowInternals (0 && !ForRelease)
 418 #define IgnoreInstall (0 && !ForRelease)
 419 #define RecycleWebViews 0
 420 #define AlwaysReload (1 && !ForRelease)
 421
 422 #if !TraceLogging
 423 #undef _trace
 424 #define _trace(args...)
 425 #endif
 426
 427 #if !ProfileTimes
 428 #undef _profile
 429 #define _profile(name) {
 430 #undef _end
 431 #define _end }
 432 #define PrintTimes() do {} while (false)
 433 #endif
 434
 435 /* Radix Sort {{{ */
 436 typedef uint32_t (*SKRadixFunction)(id, void *);
 437
 438 @interface NSMutableArray (Radix)
 439 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object;
 440 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument;
 441 @end
 442
 443 struct RadixItem_ {
 444     size_t index;
 445     uint32_t key;
 446 };
 447
 448 static void RadixSort_(NSMutableArray *self, size_t count, struct RadixItem_ *swap) {
 449     struct RadixItem_ *lhs(swap), *rhs(swap + count);
 450
 451     static const size_t width = 32;
 452     static const size_t bits = 11;
 453     static const size_t slots = 1 << bits;
 454     static const size_t passes = (width + (bits - 1)) / bits;
 455
 456     size_t *hist(new size_t[slots]);
 457
 458     for (size_t pass(0); pass != passes; ++pass) {
 459         memset(hist, 0, sizeof(size_t) * slots);
 460
 461         for (size_t i(0); i != count; ++i) {
 462             uint32_t key(lhs[i].key);
 463             key >>= pass * bits;
 464             key &= _not(uint32_t) >> width - bits;
 465             ++hist[key];
 466         }
 467
 468         size_t offset(0);
 469         for (size_t i(0); i != slots; ++i) {
 470             size_t local(offset);
 471             offset += hist[i];
 472             hist[i] = local;
 473         }
 474
 475         for (size_t i(0); i != count; ++i) {
 476             uint32_t key(lhs[i].key);
 477             key >>= pass * bits;
 478             key &= _not(uint32_t) >> width - bits;
 479             rhs[hist[key]++] = lhs[i];
 480         }
 481
 482         RadixItem_ *tmp(lhs);
 483         lhs = rhs;
 484         rhs = tmp;
 485     }
 486
 487     delete [] hist;
 488
 489     NSMutableArray *values([NSMutableArray arrayWithCapacity:count]);
 490     for (size_t i(0); i != count; ++i)
 491         [values addObject:[self objectAtIndex:lhs[i].index]];
 492     [self setArray:values];
 493
 494     delete [] swap;
 495 }
 496
 497 @implementation NSMutableArray (Radix)
 498
 499 - (void) radixSortUsingSelector:(SEL)selector withObject:(id)object {
 500     size_t count([self count]);
 501     if (count == 0)
 502         return;
 503
 504 #if 0
 505     NSInvocation *invocation([NSInvocation invocationWithMethodSignature:[NSMethodSignature signatureWithObjCTypes:"L12@0:4@8"]]);
 506     [invocation setSelector:selector];
 507     [invocation setArgument:&object atIndex:2];
 508 #else
 509     /* XXX: this is an unsafe optimization of doomy hell */
 510     Method method(class_getInstanceMethod([[self objectAtIndex:0] class], selector));
 511     _assert(method != NULL);
 512     uint32_t (*imp)(id, SEL, id) = reinterpret_cast<uint32_t (*)(id, SEL, id)>(method_getImplementation(method));
 513     _assert(imp != NULL);
 514 #endif
 515
 516     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 517
 518     for (size_t i(0); i != count; ++i) {
 519         RadixItem_ &item(swap[i]);
 520         item.index = i;
 521
 522         id object([self objectAtIndex:i]);
 523
 524 #if 0
 525         [invocation setTarget:object];
 526         [invocation invoke];
 527         [invocation getReturnValue:&item.key];
 528 #else
 529         item.key = imp(object, selector, object);
 530 #endif
 531     }
 532
 533     RadixSort_(self, count, swap);
 534 }
 535
 536 - (void) radixSortUsingFunction:(SKRadixFunction)function withContext:(void *)argument {
 537     size_t count([self count]);
 538     struct RadixItem_ *swap(new RadixItem_[count * 2]);
 539
 540     for (size_t i(0); i != count; ++i) {
 541         RadixItem_ &item(swap[i]);
 542         item.index = i;
 543
 544         id object([self objectAtIndex:i]);
 545         item.key = function(object, argument);
 546     }
 547
 548     RadixSort_(self, count, swap);
 549 }
 550
 551 @end
 552 /* }}} */
 553 /* Insertion Sort {{{ */
 554
 555 CFIndex SKBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 556     const char *ptr = (const char *)list;
 557     while (0 < count) {
 558         CFIndex half = count / 2;
 559         const char *probe = ptr + elementSize * half;
 560         CFComparisonResult cr = comparator(element, probe, context);
 561         if (0 == cr) return (probe - (const char *)list) / elementSize;
 562         ptr = (cr < 0) ? ptr : probe + elementSize;
 563         count = (cr < 0) ? half : (half + (count & 1) - 1);
 564     }
 565     return (ptr - (const char *)list) / elementSize;
 566 }
 567
 568 CFIndex CFBSearch_(const void *element, CFIndex elementSize, const void *list, CFIndex count, CFComparatorFunction comparator, void *context) {
 569     const char *ptr = (const char *)list;
 570     while (0 < count) {
 571         CFIndex half = count / 2;
 572         const char *probe = ptr + elementSize * half;
 573         CFComparisonResult cr = comparator(element, probe, context);
 574         if (0 == cr) return (probe - (const char *)list) / elementSize;
 575         ptr = (cr < 0) ? ptr : probe + elementSize;
 576         count = (cr < 0) ? half : (half + (count & 1) - 1);
 577     }
 578     return (ptr - (const char *)list) / elementSize;
 579 }
 580
 581 void CFArrayInsertionSortValues(CFMutableArrayRef array, CFRange range, CFComparatorFunction comparator, void *context) {
 582     if (range.length == 0)
 583         return;
 584     const void **values(new const void *[range.length]);
 585     CFArrayGetValues(array, range, values);
 586
 587 #if HistogramInsertionSort
 588     uint32_t total(0), *offsets(new uint32_t[range.length]);
 589 #endif
 590
 591     for (CFIndex index(1); index != range.length; ++index) {
 592         const void *value(values[index]);
 593         //CFIndex correct(SKBSearch_(&value, sizeof(const void *), values, index, comparator, context));
 594         CFIndex correct(index);
 595         while (comparator(value, values[correct - 1], context) == kCFCompareLessThan)
 596             if (--correct == 0)
 597                 break;
 598         if (correct != index) {
 599             size_t offset(index - correct);
 600 #if HistogramInsertionSort
 601             total += offset;
 602             ++offsets[offset];
 603             if (offset > 10)
 604                 NSLog(@"Heavy Insertion Displacement: %u = %@", offset, value);
 605 #endif
 606             memmove(values + correct + 1, values + correct, sizeof(const void *) * offset);
 607             values[correct] = value;
 608         }
 609     }
 610
 611     CFArrayReplaceValues(array, range, values, range.length);
 612     delete [] values;
 613
 614 #if HistogramInsertionSort
 615     for (CFIndex index(0); index != range.length; ++index)
 616         if (offsets[index] != 0)
 617             NSLog(@"Insertion Displacement [%u]: %u", index, offsets[index]);
 618     NSLog(@"Average Insertion Displacement: %f", double(total) / range.length);
 619     delete [] offsets;
 620 #endif
 621 }
 622
 623 /* }}} */
 624
 625 /* Apple Bug Fixes {{{ */
 626 @implementation UIWebDocumentView (Cydia)
 627
 628 - (void) _setScrollerOffset:(CGPoint)offset {
 629     UIScroller *scroller([self _scroller]);
 630
 631     CGSize size([scroller contentSize]);
 632     CGSize bounds([scroller bounds].size);
 633
 634     CGPoint max;
 635     max.x = size.width - bounds.width;
 636     max.y = size.height - bounds.height;
 637
 638     // wtf Apple?!
 639     if (max.x < 0)
 640         max.x = 0;
 641     if (max.y < 0)
 642         max.y = 0;
 643
 644     offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
 645     offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
 646
 647     [scroller setOffset:offset];
 648 }
 649
 650 @end
 651 /* }}} */
 652
 653 typedef enum {
 654     kUIControlEventMouseDown = 1 << 0,
 655     kUIControlEventMouseMovedInside = 1 << 2, // mouse moved inside control target
 656     kUIControlEventMouseMovedOutside = 1 << 3, // mouse moved outside control target
 657     kUIControlEventMouseUpInside = 1 << 6, // mouse up inside control target
 658     kUIControlEventMouseUpOutside = 1 << 7, // mouse up outside control target
 659     kUIControlAllEvents = (kUIControlEventMouseDown | kUIControlEventMouseMovedInside | kUIControlEventMouseMovedOutside | kUIControlEventMouseUpInside | kUIControlEventMouseUpOutside)
 660 } UIControlEventMasks;
 661
 662 NSUInteger DOMNodeList$countByEnumeratingWithState$objects$count$(DOMNodeList *self, SEL sel, NSFastEnumerationState *state, id *objects, NSUInteger count) {
 663     size_t length([self length] - state->state);
 664     if (length <= 0)
 665         return 0;
 666     else if (length > count)
 667         length = count;
 668     for (size_t i(0); i != length; ++i)
 669         objects[i] = [self item:state->state++];
 670     state->itemsPtr = objects;
 671     state->mutationsPtr = (unsigned long *) self;
 672     return length;
 673 }
 674
 675 @interface NSString (UIKit)
 676 - (NSString *) stringByAddingPercentEscapes;
 677 - (NSString *) stringByReplacingCharacter:(unsigned short)arg0 withCharacter:(unsigned short)arg1;
 678 @end
 679
 680 @interface NSString (Cydia)
 681 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length;
 682 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool;
 683 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length;
 684 - (NSComparisonResult) compareByPath:(NSString *)other;
 685 - (NSString *) stringByCachingURLWithCurrentCDN;
 686 - (NSString *) stringByAddingPercentEscapesIncludingReserved;
 687 @end
 688
 689 @implementation NSString (Cydia)
 690
 691 + (NSString *) stringWithUTF8BytesNoCopy:(const char *)bytes length:(int)length {
 692     return [[[NSString alloc] initWithBytesNoCopy:const_cast<char *>(bytes) length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 693 }
 694
 695 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length withZone:(NSZone *)zone inPool:(apr_pool_t *)pool {
 696     char *data(reinterpret_cast<char *>(apr_palloc(pool, length)));
 697     memcpy(data, bytes, length);
 698     return [[[NSString allocWithZone:zone] initWithBytesNoCopy:data length:length encoding:NSUTF8StringEncoding freeWhenDone:NO] autorelease];
 699 }
 700
 701 + (NSString *) stringWithUTF8Bytes:(const char *)bytes length:(int)length {
 702     return [[[NSString alloc] initWithBytes:bytes length:length encoding:NSUTF8StringEncoding] autorelease];
 703 }
 704
 705 - (NSComparisonResult) compareByPath:(NSString *)other {
 706     NSString *prefix = [self commonPrefixWithString:other options:0];
 707     size_t length = [prefix length];
 708
 709     NSRange lrange = NSMakeRange(length, [self length] - length);
 710     NSRange rrange = NSMakeRange(length, [other length] - length);
 711
 712     lrange = [self rangeOfString:@"/" options:0 range:lrange];
 713     rrange = [other rangeOfString:@"/" options:0 range:rrange];
 714
 715     NSComparisonResult value;
 716
 717     if (lrange.location == NSNotFound && rrange.location == NSNotFound)
 718         value = NSOrderedSame;
 719     else if (lrange.location == NSNotFound)
 720         value = NSOrderedAscending;
 721     else if (rrange.location == NSNotFound)
 722         value = NSOrderedDescending;
 723     else
 724         value = NSOrderedSame;
 725
 726     NSString *lpath = lrange.location == NSNotFound ? [self substringFromIndex:length] :
 727         [self substringWithRange:NSMakeRange(length, lrange.location - length)];
 728     NSString *rpath = rrange.location == NSNotFound ? [other substringFromIndex:length] :
 729         [other substringWithRange:NSMakeRange(length, rrange.location - length)];
 730
 731     NSComparisonResult result = [lpath compare:rpath];
 732     return result == NSOrderedSame ? value : result;
 733 }
 734
 735 - (NSString *) stringByCachingURLWithCurrentCDN {
 736     return [self
 737         stringByReplacingOccurrencesOfString:@"://"
 738         withString:@"://ne.edgecastcdn.net/8003A4/"
 739         options:0
 740         /* XXX: this is somewhat inaccurate */
 741         range:NSMakeRange(0, 10)
 742     ];
 743 }
 744
 745 - (NSString *) stringByAddingPercentEscapesIncludingReserved {
 746     return [(id)CFURLCreateStringByAddingPercentEscapes(
 747         kCFAllocatorDefault,
 748         (CFStringRef) self,
 749         NULL,
 750         CFSTR(";/?:@&=+$,"),
 751         kCFStringEncodingUTF8
 752     ) autorelease];
 753 }
 754
 755 @end
 756
 757 class CYString {
 758   private:
 759     char *data_;
 760     size_t size_;
 761     CFStringRef cache_;
 762
 763     _finline void clear_() {
 764         if (cache_ != NULL) {
 765             CFRelease(cache_);
 766             cache_ = NULL;
 767         }
 768     }
 769
 770   public:
 771     _finline bool empty() const {
 772         return size_ == 0;
 773     }
 774
 775     _finline size_t size() const {
 776         return size_;
 777     }
 778
 779     _finline char *data() const {
 780         return data_;
 781     }
 782
 783     _finline void clear() {
 784         size_ = 0;
 785         clear_();
 786     }
 787
 788     _finline CYString() :
 789         data_(0),
 790         size_(0),
 791         cache_(NULL)
 792     {
 793     }
 794
 795     _finline ~CYString() {
 796         clear_();
 797     }
 798
 799     void operator =(const CYString &rhs) {
 800         data_ = rhs.data_;
 801         size_ = rhs.size_;
 802
 803         if (rhs.cache_ == nil)
 804             cache_ = NULL;
 805         else
 806             cache_ = reinterpret_cast<CFStringRef>(CFRetain(rhs.cache_));
 807     }
 808
 809     void set(apr_pool_t *pool, const char *data, size_t size) {
 810         if (size == 0)
 811             clear();
 812         else {
 813             clear_();
 814
 815             char *temp(reinterpret_cast<char *>(apr_palloc(pool, size + 1)));
 816             memcpy(temp, data, size);
 817             temp[size] = '\0';
 818             data_ = temp;
 819             size_ = size;
 820         }
 821     }
 822
 823     _finline void set(apr_pool_t *pool, const char *data) {
 824         set(pool, data, data == NULL ? 0 : strlen(data));
 825     }
 826
 827     _finline void set(apr_pool_t *pool, const std::string &rhs) {
 828         set(pool, rhs.data(), rhs.size());
 829     }
 830
 831     bool operator ==(const CYString &rhs) const {
 832         return size_ == rhs.size_ && memcmp(data_, rhs.data_, size_) == 0;
 833     }
 834
 835     operator CFStringRef() {
 836         if (cache_ == NULL) {
 837             if (size_ == 0)
 838                 return nil;
 839             cache_ = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<uint8_t *>(data_), size_, kCFStringEncodingUTF8, NO, kCFAllocatorNull);
 840         } return cache_;
 841     }
 842
 843     _finline operator id() {
 844         return (NSString *) static_cast<CFStringRef>(*this);
 845     }
 846 };
 847
 848 extern "C" {
 849     CF_EXPORT CFHashCode CFStringHashNSString(CFStringRef str);
 850 }
 851
 852 struct NSStringMapHash :
 853     std::unary_function<NSString *, size_t>
 854 {
 855     _finline size_t operator ()(NSString *value) const {
 856         return CFStringHashNSString((CFStringRef) value);
 857     }
 858 };
 859
 860 struct NSStringMapLess :
 861     std::binary_function<NSString *, NSString *, bool>
 862 {
 863     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 864         return [lhs compare:rhs] == NSOrderedAscending;
 865     }
 866 };
 867
 868 struct NSStringMapEqual :
 869     std::binary_function<NSString *, NSString *, bool>
 870 {
 871     _finline bool operator ()(NSString *lhs, NSString *rhs) const {
 872         return CFStringCompare((CFStringRef) lhs, (CFStringRef) rhs, 0) == kCFCompareEqualTo;
 873         //CFEqual((CFTypeRef) lhs, (CFTypeRef) rhs);
 874         //[lhs isEqualToString:rhs];
 875     }
 876 };
 877
 878 /* Perl-Compatible RegEx {{{ */
 879 class Pcre {
 880   private:
 881     pcre *code_;
 882     pcre_extra *study_;
 883     int capture_;
 884     int *matches_;
 885     const char *data_;
 886
 887   public:
 888     Pcre(const char *regex) :
 889         study_(NULL)
 890     {
 891         const char *error;
 892         int offset;
 893         code_ = pcre_compile(regex, 0, &error, &offset, NULL);
 894
 895         if (code_ == NULL) {
 896             lprintf("%d:%s\n", offset, error);
 897             _assert(false);
 898         }
 899
 900         pcre_fullinfo(code_, study_, PCRE_INFO_CAPTURECOUNT, &capture_);
 901         matches_ = new int[(capture_ + 1) * 3];
 902     }
 903
 904     ~Pcre() {
 905         pcre_free(code_);
 906         delete matches_;
 907     }
 908
 909     NSString *operator [](size_t match) {
 910         return [NSString stringWithUTF8Bytes:(data_ + matches_[match * 2]) length:(matches_[match * 2 + 1] - matches_[match * 2])];
 911     }
 912
 913     bool operator ()(NSString *data) {
 914         // XXX: length is for characters, not for bytes
 915         return operator ()([data UTF8String], [data length]);
 916     }
 917
 918     bool operator ()(const char *data, size_t size) {
 919         data_ = data;
 920         return pcre_exec(code_, study_, data, size, 0, 0, matches_, (capture_ + 1) * 3) >= 0;
 921     }
 922 };
 923 /* }}} */
 924 /* Mime Addresses {{{ */
 925 @interface Address : NSObject {
 926     NSString *name_;
 927     NSString *address_;
 928 }
 929
 930 - (NSString *) name;
 931 - (NSString *) address;
 932
 933 - (void) setAddress:(NSString *)address;
 934
 935 + (Address *) addressWithString:(NSString *)string;
 936 - (Address *) initWithString:(NSString *)string;
 937 @end
 938
 939 @implementation Address
 940
 941 - (void) dealloc {
 942     [name_ release];
 943     if (address_ != nil)
 944         [address_ release];
 945     [super dealloc];
 946 }
 947
 948 - (NSString *) name {
 949     return name_;
 950 }
 951
 952 - (NSString *) address {
 953     return address_;
 954 }
 955
 956 - (void) setAddress:(NSString *)address {
 957     if (address_ != nil)
 958         [address_ autorelease];
 959     if (address == nil)
 960         address_ = nil;
 961     else
 962         address_ = [address retain];
 963 }
 964
 965 + (Address *) addressWithString:(NSString *)string {
 966     return [[[Address alloc] initWithString:string] autorelease];
 967 }
 968
 969 + (NSArray *) _attributeKeys {
 970     return [NSArray arrayWithObjects:@"address", @"name", nil];
 971 }
 972
 973 - (NSArray *) attributeKeys {
 974     return [[self class] _attributeKeys];
 975 }
 976
 977 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
 978     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
 979 }
 980
 981 - (Address *) initWithString:(NSString *)string {
 982     if ((self = [super init]) != nil) {
 983         const char *data = [string UTF8String];
 984         size_t size = [string length];
 985
 986         static Pcre address_r("^\"?(.*)\"? <([^>]*)>$");
 987
 988         if (address_r(data, size)) {
 989             name_ = [address_r[1] retain];
 990             address_ = [address_r[2] retain];
 991         } else {
 992             name_ = [string retain];
 993             address_ = nil;
 994         }
 995     } return self;
 996 }
 997
 998 @end
 999 /* }}} */
1000 /* CoreGraphics Primitives {{{ */
1001 class CGColor {
1002   private:
1003     CGColorRef color_;
1004
1005   public:
1006     CGColor() :
1007         color_(NULL)
1008     {
1009     }
1010
1011     CGColor(CGColorSpaceRef space, float red, float green, float blue, float alpha) :
1012         color_(NULL)
1013     {
1014         Set(space, red, green, blue, alpha);
1015     }
1016
1017     void Clear() {
1018         if (color_ != NULL)
1019             CGColorRelease(color_);
1020     }
1021
1022     ~CGColor() {
1023         Clear();
1024     }
1025
1026     void Set(CGColorSpaceRef space, float red, float green, float blue, float alpha) {
1027         Clear();
1028         float color[] = {red, green, blue, alpha};
1029         color_ = CGColorCreate(space, color);
1030     }
1031
1032     operator CGColorRef() {
1033         return color_;
1034     }
1035 };
1036 /* }}} */
1037
1038 extern "C" void UISetColor(CGColorRef color);
1039
1040 /* Random Global Variables {{{ */
1041 static const int PulseInterval_ = 50000;
1042 static const int ButtonBarHeight_ = 48;
1043 static const float KeyboardTime_ = 0.3f;
1044
1045 #define SpringBoard_ "/System/Library/LaunchDaemons/com.apple.SpringBoard.plist"
1046 #define NotifyConfig_ "/etc/notify.conf"
1047
1048 static bool Queuing_;
1049
1050 static CGColor Blue_;
1051 static CGColor Blueish_;
1052 static CGColor Black_;
1053 static CGColor Off_;
1054 static CGColor White_;
1055 static CGColor Gray_;
1056 static CGColor Green_;
1057 static CGColor Purple_;
1058 static CGColor Purplish_;
1059
1060 static UIColor *InstallingColor_;
1061 static UIColor *RemovingColor_;
1062
1063 static NSString *App_;
1064 static NSString *Home_;
1065 static BOOL Sounds_Keyboard_;
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 *UniqueID_ = nil;
1079 static const NSString *Build_ = nil;
1080 static const NSString *Product_ = nil;
1081 static const NSString *Safari_ = nil;
1082
1083 CFLocaleRef Locale_;
1084 NSArray *Languages_;
1085 CGColorSpaceRef space_;
1086
1087 bool bootstrap_;
1088 bool reload_;
1089
1090 static NSDictionary *SectionMap_;
1091 static NSMutableDictionary *Metadata_;
1092 static _transient NSMutableDictionary *Settings_;
1093 static _transient NSString *Role_;
1094 static _transient NSMutableDictionary *Packages_;
1095 static _transient NSMutableDictionary *Sections_;
1096 static _transient NSMutableDictionary *Sources_;
1097 static bool Changed_;
1098 static NSDate *now_;
1099
1100 #if RecycleWebViews
1101 static NSMutableArray *Documents_;
1102 #endif
1103
1104 NSString *GetLastUpdate() {
1105     NSDate *update = [Metadata_ objectForKey:@"LastUpdate"];
1106
1107     if (update == nil)
1108         return UCLocalize("NEVER_OR_UNKNOWN");
1109
1110     CFDateFormatterRef formatter = CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle);
1111     CFStringRef formatted = CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) update);
1112
1113     CFRelease(formatter);
1114
1115     return [(NSString *) formatted autorelease];
1116 }
1117 /* }}} */
1118 /* Display Helpers {{{ */
1119 inline float Interpolate(float begin, float end, float fraction) {
1120     return (end - begin) * fraction + begin;
1121 }
1122
1123 /* XXX: localize this! */
1124 NSString *SizeString(double size) {
1125     bool negative = size < 0;
1126     if (negative)
1127         size = -size;
1128
1129     unsigned power = 0;
1130     while (size > 1024) {
1131         size /= 1024;
1132         ++power;
1133     }
1134
1135     static const char *powers_[] = {"B", "kB", "MB", "GB"};
1136
1137     return [NSString stringWithFormat:@"%s%.1f %s", (negative ? "-" : ""), size, powers_[power]];
1138 }
1139
1140 static _finline CFStringRef CFCString(const char *value) {
1141     return CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(value), strlen(value), kCFStringEncodingUTF8, NO, kCFAllocatorNull);
1142 }
1143
1144 const char *StripVersion_(const char *version) {
1145     const char *colon(strchr(version, ':'));
1146     if (colon != NULL)
1147         version = colon + 1;
1148     return version;
1149 }
1150
1151 CFStringRef StripVersion(const char *version) {
1152     const char *colon(strchr(version, ':'));
1153     if (colon != NULL)
1154         version = colon + 1;
1155     return CFStringCreateWithBytes(kCFAllocatorDefault, reinterpret_cast<const uint8_t *>(version), strlen(version), kCFStringEncodingUTF8, NO);
1156     // XXX: performance
1157     return CFCString(version);
1158 }
1159
1160 NSString *LocalizeSection(NSString *section) {
1161     static Pcre title_r("^(.*?) \\((.*)\\)$");
1162     if (title_r(section)) {
1163         NSString *parent(title_r[1]);
1164         NSString *child(title_r[2]);
1165
1166         return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"),
1167             LocalizeSection(parent),
1168             LocalizeSection(child)
1169         ];
1170     }
1171
1172     return [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
1173 }
1174
1175 NSString *Simplify(NSString *title) {
1176     const char *data = [title UTF8String];
1177     size_t size = [title length];
1178
1179     static Pcre square_r("^\\[(.*)\\]$");
1180     if (square_r(data, size))
1181         return Simplify(square_r[1]);
1182
1183     static Pcre paren_r("^\\((.*)\\)$");
1184     if (paren_r(data, size))
1185         return Simplify(paren_r[1]);
1186
1187     static Pcre title_r("^(.*?) \\((.*)\\)$");
1188     if (title_r(data, size))
1189         return Simplify(title_r[1]);
1190
1191     return title;
1192 }
1193 /* }}} */
1194
1195 bool isSectionVisible(NSString *section) {
1196     NSDictionary *metadata([Sections_ objectForKey:section]);
1197     NSNumber *hidden(metadata == nil ? nil : [metadata objectForKey:@"Hidden"]);
1198     return hidden == nil || ![hidden boolValue];
1199 }
1200
1201 /* Delegate Prototypes {{{ */
1202 @class Package;
1203 @class Source;
1204
1205 @interface NSObject (ProgressDelegate)
1206 @end
1207
1208 @implementation NSObject(ProgressDelegate)
1209
1210 - (void) _setProgressError:(NSArray *)args {
1211     [self performSelector:@selector(setProgressError:forPackage:)
1212         withObject:[args objectAtIndex:0]
1213         withObject:([args count] == 1 ? nil : [args objectAtIndex:1])
1214     ];
1215 }
1216
1217 @end
1218
1219 @protocol ProgressDelegate
1220 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id;
1221 - (void) setProgressTitle:(NSString *)title;
1222 - (void) setProgressPercent:(float)percent;
1223 - (void) startProgress;
1224 - (void) addProgressOutput:(NSString *)output;
1225 - (bool) isCancelling:(size_t)received;
1226 @end
1227
1228 @protocol ConfigurationDelegate
1229 - (void) repairWithSelector:(SEL)selector;
1230 - (void) setConfigurationData:(NSString *)data;
1231 @end
1232
1233 @class PackageView;
1234
1235 @protocol CydiaDelegate
1236 - (void) setPackageView:(PackageView *)view;
1237 - (void) clearPackage:(Package *)package;
1238 - (void) installPackage:(Package *)package;
1239 - (void) removePackage:(Package *)package;
1240 - (void) slideUp:(UIActionSheet *)alert;
1241 - (void) distUpgrade;
1242 - (void) updateData;
1243 - (void) syncData;
1244 - (void) askForSettings;
1245 - (UIProgressHUD *) addProgressHUD;
1246 - (void) removeProgressHUD:(UIProgressHUD *)hud;
1247 - (RVPage *) pageForPackage:(NSString *)name;
1248 - (PackageView *) packageView;
1249 @end
1250 /* }}} */
1251
1252 /* Status Delegation {{{ */
1253 class Status :
1254     public pkgAcquireStatus
1255 {
1256   private:
1257     _transient NSObject<ProgressDelegate> *delegate_;
1258
1259   public:
1260     Status() :
1261         delegate_(nil)
1262     {
1263     }
1264
1265     void setDelegate(id delegate) {
1266         delegate_ = delegate;
1267     }
1268
1269     virtual bool MediaChange(std::string media, std::string drive) {
1270         return false;
1271     }
1272
1273     virtual void IMSHit(pkgAcquire::ItemDesc &item) {
1274     }
1275
1276     virtual void Fetch(pkgAcquire::ItemDesc &item) {
1277         //NSString *name([NSString stringWithUTF8String:item.ShortDesc.c_str()]);
1278         [delegate_ setProgressTitle:[NSString stringWithUTF8String:("Downloading " + item.ShortDesc).c_str()]];
1279     }
1280
1281     virtual void Done(pkgAcquire::ItemDesc &item) {
1282     }
1283
1284     virtual void Fail(pkgAcquire::ItemDesc &item) {
1285         if (
1286             item.Owner->Status == pkgAcquire::Item::StatIdle ||
1287             item.Owner->Status == pkgAcquire::Item::StatDone
1288         )
1289             return;
1290
1291         std::string &error(item.Owner->ErrorText);
1292         if (error.empty())
1293             return;
1294
1295         NSString *description([NSString stringWithUTF8String:item.Description.c_str()]);
1296         NSArray *fields([description componentsSeparatedByString:@" "]);
1297         NSString *source([fields count] == 0 ? nil : [fields objectAtIndex:0]);
1298
1299         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
1300             withObject:[NSArray arrayWithObjects:
1301                 [NSString stringWithUTF8String:error.c_str()],
1302                 source,
1303             nil]
1304             waitUntilDone:YES
1305         ];
1306     }
1307
1308     virtual bool Pulse(pkgAcquire *Owner) {
1309         bool value = pkgAcquireStatus::Pulse(Owner);
1310
1311         float percent(
1312             double(CurrentBytes + CurrentItems) /
1313             double(TotalBytes + TotalItems)
1314         );
1315
1316         [delegate_ setProgressPercent:percent];
1317         return [delegate_ isCancelling:CurrentBytes] ? false : value;
1318     }
1319
1320     virtual void Start() {
1321         [delegate_ startProgress];
1322     }
1323
1324     virtual void Stop() {
1325     }
1326 };
1327 /* }}} */
1328 /* Progress Delegation {{{ */
1329 class Progress :
1330     public OpProgress
1331 {
1332   private:
1333     _transient id<ProgressDelegate> delegate_;
1334
1335   protected:
1336     virtual void Update() {
1337         /*[delegate_ setProgressTitle:[NSString stringWithUTF8String:Op.c_str()]];
1338         [delegate_ setProgressPercent:(Percent / 100)];*/
1339     }
1340
1341   public:
1342     Progress() :
1343         delegate_(nil)
1344     {
1345     }
1346
1347     void setDelegate(id delegate) {
1348         delegate_ = delegate;
1349     }
1350
1351     virtual void Done() {
1352         //[delegate_ setProgressPercent:1];
1353     }
1354 };
1355 /* }}} */
1356
1357 /* Database Interface {{{ */
1358 typedef std::map< unsigned long, _H<Source> > SourceMap;
1359
1360 @interface Database : NSObject {
1361     NSZone *zone_;
1362     apr_pool_t *pool_;
1363
1364     unsigned era_;
1365
1366     pkgCacheFile cache_;
1367     pkgDepCache::Policy *policy_;
1368     pkgRecords *records_;
1369     pkgProblemResolver *resolver_;
1370     pkgAcquire *fetcher_;
1371     FileFd *lock_;
1372     SPtr<pkgPackageManager> manager_;
1373     pkgSourceList *list_;
1374
1375     SourceMap sources_;
1376     NSMutableArray *packages_;
1377
1378     _transient NSObject<ConfigurationDelegate, ProgressDelegate> *delegate_;
1379     Status status_;
1380     Progress progress_;
1381
1382     int cydiafd_;
1383     int statusfd_;
1384     FILE *input_;
1385 }
1386
1387 + (Database *) sharedInstance;
1388 - (unsigned) era;
1389
1390 - (void) _readCydia:(NSNumber *)fd;
1391 - (void) _readStatus:(NSNumber *)fd;
1392 - (void) _readOutput:(NSNumber *)fd;
1393
1394 - (FILE *) input;
1395
1396 - (Package *) packageWithName:(NSString *)name;
1397
1398 - (pkgCacheFile &) cache;
1399 - (pkgDepCache::Policy *) policy;
1400 - (pkgRecords *) records;
1401 - (pkgProblemResolver *) resolver;
1402 - (pkgAcquire &) fetcher;
1403 - (pkgSourceList &) list;
1404 - (NSArray *) packages;
1405 - (NSArray *) sources;
1406 - (void) reloadData;
1407
1408 - (void) configure;
1409 - (void) prepare;
1410 - (void) perform;
1411 - (void) upgrade;
1412 - (void) update;
1413
1414 - (NSString *) updateWithStatus:(Status &)status;
1415
1416 - (void) setDelegate:(id)delegate;
1417 - (Source *) getSource:(pkgCache::PkgFileIterator)file;
1418 @end
1419 /* }}} */
1420
1421 /* Source Class {{{ */
1422 @interface Source : NSObject {
1423     CYString depiction_;
1424     CYString description_;
1425     CYString label_;
1426     CYString origin_;
1427     CYString support_;
1428
1429     CYString uri_;
1430     CYString distribution_;
1431     CYString type_;
1432     CYString version_;
1433
1434     NSString *host_;
1435
1436     CYString defaultIcon_;
1437
1438     NSDictionary *record_;
1439     BOOL trusted_;
1440 }
1441
1442 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool;
1443
1444 - (NSComparisonResult) compareByNameAndType:(Source *)source;
1445
1446 - (NSString *) depictionForPackage:(NSString *)package;
1447 - (NSString *) supportForPackage:(NSString *)package;
1448
1449 - (NSDictionary *) record;
1450 - (BOOL) trusted;
1451
1452 - (NSString *) uri;
1453 - (NSString *) distribution;
1454 - (NSString *) type;
1455 - (NSString *) key;
1456 - (NSString *) host;
1457
1458 - (NSString *) name;
1459 - (NSString *) description;
1460 - (NSString *) label;
1461 - (NSString *) origin;
1462 - (NSString *) version;
1463
1464 - (NSString *) defaultIcon;
1465
1466 @end
1467
1468 @implementation Source
1469
1470 - (void) _clear {
1471     uri_.clear();
1472     distribution_.clear();
1473     type_.clear();
1474
1475     description_.clear();
1476     label_.clear();
1477     origin_.clear();
1478     depiction_.clear();
1479     support_.clear();
1480     version_.clear();
1481     defaultIcon_.clear();
1482
1483     if (record_ != nil) {
1484         [record_ release];
1485         record_ = nil;
1486     }
1487
1488     if (host_ != nil) {
1489         [host_ release];
1490         host_ = nil;
1491     }
1492 }
1493
1494 - (void) dealloc {
1495     [self _clear];
1496     [super dealloc];
1497 }
1498
1499 + (NSArray *) _attributeKeys {
1500     return [NSArray arrayWithObjects:@"description", @"distribution", @"host", @"key", @"label", @"name", @"origin", @"trusted", @"type", @"uri", @"version", nil];
1501 }
1502
1503 - (NSArray *) attributeKeys {
1504     return [[self class] _attributeKeys];
1505 }
1506
1507 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1508     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1509 }
1510
1511 - (void) setMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1512     [self _clear];
1513
1514     trusted_ = index->IsTrusted();
1515
1516     uri_.set(pool, index->GetURI());
1517     distribution_.set(pool, index->GetDist());
1518     type_.set(pool, index->GetType());
1519
1520     debReleaseIndex *dindex(dynamic_cast<debReleaseIndex *>(index));
1521     if (dindex != NULL) {
1522         FileFd fd;
1523         if (!fd.Open(dindex->MetaIndexFile("Release"), FileFd::ReadOnly))
1524             _error->Discard();
1525         else {
1526             pkgTagFile tags(&fd);
1527
1528             pkgTagSection section;
1529             tags.Step(section);
1530
1531             struct {
1532                 const char *name_;
1533                 CYString *value_;
1534             } names[] = {
1535                 {"default-icon", &defaultIcon_},
1536                 {"depiction", &depiction_},
1537                 {"description", &description_},
1538                 {"label", &label_},
1539                 {"origin", &origin_},
1540                 {"support", &support_},
1541                 {"version", &version_},
1542             };
1543
1544             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
1545                 const char *start, *end;
1546
1547                 if (section.Find(names[i].name_, start, end)) {
1548                     CYString &value(*names[i].value_);
1549                     value.set(pool, start, end - start);
1550                 }
1551             }
1552         }
1553     }
1554
1555     record_ = [Sources_ objectForKey:[self key]];
1556     if (record_ != nil)
1557         record_ = [record_ retain];
1558
1559     host_ = [[[[NSURL URLWithString:uri_] host] lowercaseString] retain];
1560 }
1561
1562 - (Source *) initWithMetaIndex:(metaIndex *)index inPool:(apr_pool_t *)pool {
1563     if ((self = [super init]) != nil) {
1564         [self setMetaIndex:index inPool:pool];
1565     } return self;
1566 }
1567
1568 - (NSComparisonResult) compareByNameAndType:(Source *)source {
1569     NSDictionary *lhr = [self record];
1570     NSDictionary *rhr = [source record];
1571
1572     if (lhr != rhr)
1573         return lhr == nil ? NSOrderedDescending : NSOrderedAscending;
1574
1575     NSString *lhs = [self name];
1576     NSString *rhs = [source name];
1577
1578     if ([lhs length] != 0 && [rhs length] != 0) {
1579         unichar lhc = [lhs characterAtIndex:0];
1580         unichar rhc = [rhs characterAtIndex:0];
1581
1582         if (isalpha(lhc) && !isalpha(rhc))
1583             return NSOrderedAscending;
1584         else if (!isalpha(lhc) && isalpha(rhc))
1585             return NSOrderedDescending;
1586     }
1587
1588     return [lhs compare:rhs options:LaxCompareOptions_];
1589 }
1590
1591 - (NSString *) depictionForPackage:(NSString *)package {
1592     return depiction_.empty() ? nil : [depiction_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1593 }
1594
1595 - (NSString *) supportForPackage:(NSString *)package {
1596     return support_.empty() ? nil : [support_ stringByReplacingOccurrencesOfString:@"*" withString:package];
1597 }
1598
1599 - (NSDictionary *) record {
1600     return record_;
1601 }
1602
1603 - (BOOL) trusted {
1604     return trusted_;
1605 }
1606
1607 - (NSString *) uri {
1608     return uri_;
1609 }
1610
1611 - (NSString *) distribution {
1612     return distribution_;
1613 }
1614
1615 - (NSString *) type {
1616     return type_;
1617 }
1618
1619 - (NSString *) key {
1620     return [NSString stringWithFormat:@"%@:%@:%@", (NSString *) type_, (NSString *) uri_, (NSString *) distribution_];
1621 }
1622
1623 - (NSString *) host {
1624     return host_;
1625 }
1626
1627 - (NSString *) name {
1628     return origin_.empty() ? host_ : origin_;
1629 }
1630
1631 - (NSString *) description {
1632     return description_;
1633 }
1634
1635 - (NSString *) label {
1636     return label_.empty() ? host_ : label_;
1637 }
1638
1639 - (NSString *) origin {
1640     return origin_;
1641 }
1642
1643 - (NSString *) version {
1644     return version_;
1645 }
1646
1647 - (NSString *) defaultIcon {
1648     return defaultIcon_;
1649 }
1650
1651 @end
1652 /* }}} */
1653 /* Relationship Class {{{ */
1654 @interface Relationship : NSObject {
1655     NSString *type_;
1656     NSString *id_;
1657 }
1658
1659 - (NSString *) type;
1660 - (NSString *) id;
1661 - (NSString *) name;
1662
1663 @end
1664
1665 @implementation Relationship
1666
1667 - (void) dealloc {
1668     [type_ release];
1669     [id_ release];
1670     [super dealloc];
1671 }
1672
1673 - (NSString *) type {
1674     return type_;
1675 }
1676
1677 - (NSString *) id {
1678     return id_;
1679 }
1680
1681 - (NSString *) name {
1682     _assert(false);
1683     return nil;
1684 }
1685
1686 @end
1687 /* }}} */
1688 /* Package Class {{{ */
1689 @interface Package : NSObject {
1690     unsigned era_;
1691     apr_pool_t *pool_;
1692
1693     pkgCache::VerIterator version_;
1694     pkgCache::PkgIterator iterator_;
1695     _transient Database *database_;
1696     pkgCache::VerFileIterator file_;
1697
1698     Source *source_;
1699     bool cached_;
1700     bool parsed_;
1701
1702     CYString section_;
1703     NSString *section$_;
1704     bool essential_;
1705     bool visible_;
1706
1707     NSString *latest_;
1708     CYString installed_;
1709
1710     CYString id_;
1711     CYString name_;
1712     CYString tagline_;
1713     CYString icon_;
1714     CYString depiction_;
1715     CYString homepage_;
1716
1717     CYString sponsor_;
1718     Address *sponsor$_;
1719
1720     CYString author_;
1721     Address *author$_;
1722
1723     CYString support_;
1724     NSMutableArray *tags_;
1725     NSString *role_;
1726
1727     NSArray *relationships_;
1728
1729     NSMutableDictionary *metadata_;
1730     _transient NSDate *firstSeen_;
1731     _transient NSDate *lastSeen_;
1732     bool subscribed_;
1733 }
1734
1735 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1736 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database;
1737
1738 - (pkgCache::PkgIterator) iterator;
1739 - (void) parse;
1740
1741 - (NSString *) section;
1742 - (NSString *) simpleSection;
1743
1744 - (NSString *) longSection;
1745 - (NSString *) shortSection;
1746
1747 - (NSString *) uri;
1748
1749 - (Address *) maintainer;
1750 - (size_t) size;
1751 - (NSString *) longDescription;
1752 - (NSString *) shortDescription;
1753 - (unichar) index;
1754
1755 - (NSMutableDictionary *) metadata;
1756 - (NSDate *) seen;
1757 - (BOOL) subscribed;
1758 - (BOOL) ignored;
1759
1760 - (NSString *) latest;
1761 - (NSString *) installed;
1762 - (BOOL) uninstalled;
1763
1764 - (BOOL) valid;
1765 - (BOOL) upgradableAndEssential:(BOOL)essential;
1766 - (BOOL) essential;
1767 - (BOOL) broken;
1768 - (BOOL) unfiltered;
1769 - (BOOL) visible;
1770
1771 - (BOOL) half;
1772 - (BOOL) halfConfigured;
1773 - (BOOL) halfInstalled;
1774 - (BOOL) hasMode;
1775 - (NSString *) mode;
1776
1777 - (NSString *) id;
1778 - (NSString *) name;
1779 - (UIImage *) icon;
1780 - (NSString *) homepage;
1781 - (NSString *) depiction;
1782 - (Address *) author;
1783
1784 - (NSString *) support;
1785
1786 - (NSArray *) files;
1787 - (NSArray *) relationships;
1788 - (NSArray *) warnings;
1789 - (NSArray *) applications;
1790
1791 - (Source *) source;
1792 - (NSString *) role;
1793
1794 - (BOOL) matches:(NSString *)text;
1795
1796 - (bool) hasSupportingRole;
1797 - (BOOL) hasTag:(NSString *)tag;
1798 - (NSString *) primaryPurpose;
1799 - (NSArray *) purposes;
1800 - (bool) isCommercial;
1801
1802 - (CYString &) cyname;
1803
1804 - (uint32_t) compareBySection:(NSArray *)sections;
1805
1806 - (uint32_t) compareForChanges;
1807
1808 - (void) install;
1809 - (void) remove;
1810
1811 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search;
1812 - (bool) isInstalledAndVisible:(NSNumber *)number;
1813 - (bool) isVisiblyUninstalledInSection:(NSString *)section;
1814 - (bool) isVisibleInSource:(Source *)source;
1815
1816 @end
1817
1818 uint32_t PackageChangesRadix(Package *self, void *) {
1819     union {
1820         uint32_t key;
1821
1822         struct {
1823             uint32_t timestamp : 30;
1824             uint32_t ignored : 1;
1825             uint32_t upgradable : 1;
1826         } bits;
1827     } value;
1828
1829     bool upgradable([self upgradableAndEssential:YES]);
1830     value.bits.upgradable = upgradable ? 1 : 0;
1831
1832     if (upgradable) {
1833         value.bits.timestamp = 0;
1834         value.bits.ignored = [self ignored] ? 0 : 1;
1835         value.bits.upgradable = 1;
1836     } else {
1837         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
1838         value.bits.ignored = 0;
1839         value.bits.upgradable = 0;
1840     }
1841
1842     return _not(uint32_t) - value.key;
1843 }
1844
1845 _finline static void Stifle(uint8_t &value) {
1846 }
1847
1848 uint32_t PackagePrefixRadix(Package *self, void *context) {
1849     size_t offset(reinterpret_cast<size_t>(context));
1850     CYString &name([self cyname]);
1851
1852     size_t size(name.size());
1853     if (size == 0)
1854         return 0;
1855     char *text(name.data());
1856
1857     size_t zeros;
1858     if (!isdigit(text[0]))
1859         zeros = 0;
1860     else {
1861         size_t digits(1);
1862         while (size != digits && isdigit(text[digits]))
1863             if (++digits == 4)
1864                 break;
1865         zeros = 4 - digits;
1866     }
1867
1868     uint8_t data[4];
1869
1870     // 0.607997
1871
1872     if (offset == 0 && zeros != 0) {
1873         memset(data, '0', zeros);
1874         memcpy(data + zeros, text, 4 - zeros);
1875     } else {
1876         /* XXX: there's some danger here if you request a non-zero offset < 4 and it gets zero padded */
1877         if (size <= offset - zeros)
1878             return 0;
1879
1880         text += offset - zeros;
1881         size -= offset - zeros;
1882
1883         if (size >= 4)
1884             memcpy(data, text, 4);
1885         else {
1886             memcpy(data, text, size);
1887             memset(data + size, 0, 4 - size);
1888         }
1889
1890         for (size_t i(0); i != 4; ++i)
1891             if (isalpha(data[i]))
1892                 data[i] &= 0xdf;
1893     }
1894
1895     if (offset == 0)
1896         data[0] = (data[0] & 0x3f) | "\x80\x00\xc0\x40"[data[0] >> 6];
1897
1898     /* XXX: ntohl may be more honest */
1899     return OSSwapInt32(*reinterpret_cast<uint32_t *>(data));
1900 }
1901
1902 CYString &(*PackageName)(Package *self, SEL sel);
1903
1904 CFComparisonResult PackageNameCompare(Package *lhs, Package *rhs, void *arg) {
1905     _profile(PackageNameCompare)
1906         CYString &lhi(PackageName(lhs, @selector(cyname)));
1907         CYString &rhi(PackageName(rhs, @selector(cyname)));
1908         CFStringRef lhn(lhi), rhn(rhi);
1909
1910         _profile(PackageNameCompare$NumbersLast)
1911             if (!lhi.empty() && !rhi.empty()) {
1912                 UniChar lhc(CFStringGetCharacterAtIndex(lhn, 0));
1913                 UniChar rhc(CFStringGetCharacterAtIndex(rhn, 0));
1914                 bool lha(CFUniCharIsMemberOf(lhc, kCFUniCharLetterCharacterSet));
1915                 if (lha != CFUniCharIsMemberOf(rhc, kCFUniCharLetterCharacterSet))
1916                     return lha ? NSOrderedAscending : NSOrderedDescending;
1917             }
1918         _end
1919
1920         CFIndex length = CFStringGetLength(lhn);
1921
1922         _profile(PackageNameCompare$Compare)
1923             return CFStringCompareWithOptionsAndLocale(lhn, rhn, CFRangeMake(0, length), LaxCompareFlags_, Locale_);
1924         _end
1925     _end
1926 }
1927
1928 CFComparisonResult PackageNameCompare_(Package **lhs, Package **rhs, void *context) {
1929     return PackageNameCompare(*lhs, *rhs, context);
1930 }
1931
1932 struct PackageNameOrdering :
1933     std::binary_function<Package *, Package *, bool>
1934 {
1935     _finline bool operator ()(Package *lhs, Package *rhs) const {
1936         return PackageNameCompare(lhs, rhs, NULL) == NSOrderedAscending;
1937     }
1938 };
1939
1940 @implementation Package
1941
1942 - (NSString *) description {
1943     return [NSString stringWithFormat:@"<Package:%@>", static_cast<NSString *>(name_)];
1944 }
1945
1946 - (void) dealloc {
1947     if (source_ != nil)
1948         [source_ release];
1949     if (section$_ != nil)
1950         [section$_ release];
1951
1952     if (latest_ != nil)
1953         [latest_ release];
1954
1955     if (sponsor$_ != nil)
1956         [sponsor$_ release];
1957     if (author$_ != nil)
1958         [author$_ release];
1959     if (tags_ != nil)
1960         [tags_ release];
1961     if (role_ != nil)
1962         [role_ release];
1963
1964     if (relationships_ != nil)
1965         [relationships_ release];
1966     if (metadata_ != nil)
1967         [metadata_ release];
1968
1969     [super dealloc];
1970 }
1971
1972 + (NSString *) webScriptNameForSelector:(SEL)selector {
1973     if (selector == @selector(hasTag:))
1974         return @"hasTag";
1975     else
1976         return nil;
1977 }
1978
1979 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
1980     return [self webScriptNameForSelector:selector] == nil;
1981 }
1982
1983 + (NSArray *) _attributeKeys {
1984     return [NSArray arrayWithObjects:@"applications", @"author", @"depiction", @"longDescription", @"essential", @"homepage", @"icon", @"id", @"installed", @"latest", @"longSection", @"maintainer", @"mode", @"name", @"purposes", @"section", @"shortDescription", @"shortSection", @"simpleSection", @"size", @"source", @"sponsor", @"support", @"warnings", nil];
1985 }
1986
1987 - (NSArray *) attributeKeys {
1988     return [[self class] _attributeKeys];
1989 }
1990
1991 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
1992     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
1993 }
1994
1995 - (void) parse {
1996     if (parsed_)
1997         return;
1998     parsed_ = true;
1999     if (file_.end())
2000         return;
2001
2002     _profile(Package$parse)
2003         pkgRecords::Parser *parser;
2004
2005         _profile(Package$parse$Lookup)
2006             parser = &[database_ records]->Lookup(file_);
2007         _end
2008
2009         CYString website;
2010
2011         _profile(Package$parse$Find)
2012             struct {
2013                 const char *name_;
2014                 CYString *value_;
2015             } names[] = {
2016                 {"icon", &icon_},
2017                 {"depiction", &depiction_},
2018                 {"homepage", &homepage_},
2019                 {"website", &website},
2020                 {"support", &support_},
2021                 {"sponsor", &sponsor_},
2022                 {"author", &author_},
2023             };
2024
2025             for (size_t i(0); i != sizeof(names) / sizeof(names[0]); ++i) {
2026                 const char *start, *end;
2027
2028                 if (parser->Find(names[i].name_, start, end)) {
2029                     CYString &value(*names[i].value_);
2030                     _profile(Package$parse$Value)
2031                         value.set(pool_, start, end - start);
2032                     _end
2033                 }
2034             }
2035         _end
2036
2037         _profile(Package$parse$Tagline)
2038             const char *start, *end;
2039             if (parser->ShortDesc(start, end)) {
2040                 const char *stop(reinterpret_cast<const char *>(memchr(start, '\n', end - start)));
2041                 if (stop == NULL)
2042                     stop = end;
2043                 while (stop != start && stop[-1] == '\r')
2044                     --stop;
2045                 tagline_.set(pool_, start, stop - start);
2046             }
2047         _end
2048
2049         _profile(Package$parse$Retain)
2050             if (!homepage_.empty())
2051                 homepage_ = website;
2052             if (homepage_ == depiction_)
2053                 homepage_.clear();
2054         _end
2055     _end
2056 }
2057
2058 - (Package *) initWithVersion:(pkgCache::VerIterator)version withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2059     if ((self = [super init]) != nil) {
2060     _profile(Package$initWithVersion)
2061     @synchronized (database) {
2062         era_ = [database era];
2063         pool_ = pool;
2064
2065         version_ = version;
2066         iterator_ = version.ParentPkg();
2067         database_ = database;
2068
2069         _profile(Package$initWithVersion$Latest)
2070             latest_ = (NSString *) StripVersion(version_.VerStr());
2071         _end
2072
2073         pkgCache::VerIterator current;
2074         _profile(Package$initWithVersion$Versions)
2075             current = iterator_.CurrentVer();
2076             if (!current.end())
2077                 installed_.set(pool_, StripVersion_(current.VerStr()));
2078
2079             if (!version_.end())
2080                 file_ = version_.FileList();
2081             else {
2082                 pkgCache &cache([database_ cache]);
2083                 file_ = pkgCache::VerFileIterator(cache, cache.VerFileP);
2084             }
2085         _end
2086
2087         _profile(Package$initWithVersion$Name)
2088             id_.set(pool_, iterator_.Name());
2089             name_.set(pool, iterator_.Display());
2090         _end
2091
2092         if (!file_.end()) {
2093             _profile(Package$initWithVersion$Source)
2094                 source_ = [database_ getSource:file_.File()];
2095                 if (source_ != nil)
2096                     [source_ retain];
2097                 cached_ = true;
2098             _end
2099         }
2100
2101         visible_ = true;
2102
2103         _profile(Package$initWithVersion$Tags)
2104             pkgCache::TagIterator tag(iterator_.TagList());
2105             if (!tag.end()) {
2106                 tags_ = [[NSMutableArray alloc] initWithCapacity:8];
2107                 do {
2108                     const char *name(tag.Name());
2109                     [tags_ addObject:(NSString *)CFCString(name)];
2110                     if (role_ == nil && strncmp(name, "role::", 6) == 0 /*&& strcmp(name, "role::leaper") != 0*/)
2111                         role_ = (NSString *) CFCString(name + 6);
2112                     if (visible_ && strncmp(name, "require::", 9) == 0 && (
2113                         true
2114                     ))
2115                         visible_ = false;
2116                     ++tag;
2117                 } while (!tag.end());
2118             }
2119         _end
2120
2121         bool changed(false);
2122         NSString *key([id_ lowercaseString]);
2123
2124         _profile(Package$initWithVersion$Metadata)
2125             metadata_ = [Packages_ objectForKey:key];
2126
2127             if (metadata_ == nil) {
2128                 firstSeen_ = now_;
2129
2130                 metadata_ = [[NSMutableDictionary dictionaryWithObjectsAndKeys:
2131                     firstSeen_, @"FirstSeen",
2132                     latest_, @"LastVersion",
2133                 nil] mutableCopy];
2134
2135                 changed = true;
2136             } else {
2137                 firstSeen_ = [metadata_ objectForKey:@"FirstSeen"];
2138                 lastSeen_ = [metadata_ objectForKey:@"LastSeen"];
2139
2140                 if (NSNumber *subscribed = [metadata_ objectForKey:@"IsSubscribed"])
2141                     subscribed_ = [subscribed boolValue];
2142
2143                 NSString *version([metadata_ objectForKey:@"LastVersion"]);
2144
2145                 if (firstSeen_ == nil) {
2146                     firstSeen_ = lastSeen_ == nil ? now_ : lastSeen_;
2147                     [metadata_ setObject:firstSeen_ forKey:@"FirstSeen"];
2148                     changed = true;
2149                 }
2150
2151                 if (version == nil) {
2152                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2153                     changed = true;
2154                 } else {
2155                 if (![version isEqualToString:latest_]) {
2156                     [metadata_ setObject:latest_ forKey:@"LastVersion"];
2157                     lastSeen_ = now_;
2158                     [metadata_ setObject:lastSeen_ forKey:@"LastSeen"];
2159                     changed = true;
2160                 } }
2161             }
2162
2163             metadata_ = [metadata_ retain];
2164
2165             if (changed) {
2166                 [Packages_ setObject:metadata_ forKey:key];
2167                 Changed_ = true;
2168             }
2169         _end
2170
2171         _profile(Package$initWithVersion$Section)
2172             section_.set(pool_, iterator_.Section());
2173         _end
2174
2175         essential_ = ((iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES) || [self hasTag:@"cydia::essential"];
2176         visible_ = visible_ && [self hasSupportingRole] && [self unfiltered];
2177     } _end } return self;
2178 }
2179
2180 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2181 @synchronized ([Database class]) {
2182     pkgCache::VerIterator version;
2183
2184     _profile(Package$packageWithIterator$GetCandidateVer)
2185         version = [database policy]->GetCandidateVer(iterator);
2186     _end
2187
2188     if (version.end())
2189         return nil;
2190
2191     return [[[Package alloc]
2192         initWithVersion:version
2193         withZone:zone
2194         inPool:pool
2195         database:database
2196     ] autorelease];
2197 } }
2198
2199 - (pkgCache::PkgIterator) iterator {
2200     return iterator_;
2201 }
2202
2203 - (NSString *) section {
2204     if (section$_ == nil) {
2205         if (section_.empty())
2206             return nil;
2207
2208         std::replace(section_.data(), section_.data() + section_.size(), ' ', '_');
2209         NSString *name(section_);
2210
2211       lookup:
2212         if (NSDictionary *value = [SectionMap_ objectForKey:name])
2213             if (NSString *rename = [value objectForKey:@"Rename"]) {
2214                 name = rename;
2215                 goto lookup;
2216             }
2217
2218         section$_ = [[name stringByReplacingCharacter:'_' withCharacter:' '] retain];
2219     } return section$_;
2220 }
2221
2222 - (NSString *) simpleSection {
2223     if (NSString *section = [self section])
2224         return Simplify(section);
2225     else
2226         return nil;
2227 }
2228
2229 - (NSString *) longSection {
2230     return LocalizeSection([self section]);
2231 }
2232
2233 - (NSString *) shortSection {
2234     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2235 }
2236
2237 - (NSString *) uri {
2238     return nil;
2239 #if 0
2240     pkgIndexFile *index;
2241     pkgCache::PkgFileIterator file(file_.File());
2242     if (![database_ list].FindIndex(file, index))
2243         return nil;
2244     return [NSString stringWithUTF8String:iterator_->Path];
2245     //return [NSString stringWithUTF8String:file.Site()];
2246     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2247 #endif
2248 }
2249
2250 - (Address *) maintainer {
2251     if (file_.end())
2252         return nil;
2253     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2254     const std::string &maintainer(parser->Maintainer());
2255     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2256 }
2257
2258 - (size_t) size {
2259     return version_.end() ? 0 : version_->InstalledSize;
2260 }
2261
2262 - (NSString *) longDescription {
2263     if (file_.end())
2264         return nil;
2265     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2266     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2267
2268     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2269     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2270     if ([lines count] < 2)
2271         return nil;
2272
2273     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2274     for (size_t i(1), e([lines count]); i != e; ++i) {
2275         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2276         [trimmed addObject:trim];
2277     }
2278
2279     return [trimmed componentsJoinedByString:@"\n"];
2280 }
2281
2282 - (NSString *) shortDescription {
2283     return tagline_;
2284 }
2285
2286 - (unichar) index {
2287     _profile(Package$index)
2288         CFStringRef name((CFStringRef) [self name]);
2289         if (CFStringGetLength(name) == 0)
2290             return '#';
2291         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2292         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2293             return '#';
2294         return toupper(character);
2295     _end
2296 }
2297
2298 - (NSMutableDictionary *) metadata {
2299     return metadata_;
2300 }
2301
2302 - (NSDate *) seen {
2303     if (subscribed_ && lastSeen_ != nil)
2304         return lastSeen_;
2305     return firstSeen_;
2306 }
2307
2308 - (BOOL) subscribed {
2309     return subscribed_;
2310 }
2311
2312 - (BOOL) ignored {
2313     NSDictionary *metadata([self metadata]);
2314     if (NSNumber *ignored = [metadata objectForKey:@"IsIgnored"])
2315         return [ignored boolValue];
2316     else
2317         return false;
2318 }
2319
2320 - (NSString *) latest {
2321     return latest_;
2322 }
2323
2324 - (NSString *) installed {
2325     return installed_;
2326 }
2327
2328 - (BOOL) uninstalled {
2329     return installed_.empty();
2330 }
2331
2332 - (BOOL) valid {
2333     return !version_.end();
2334 }
2335
2336 - (BOOL) upgradableAndEssential:(BOOL)essential {
2337     _profile(Package$upgradableAndEssential)
2338         pkgCache::VerIterator current(iterator_.CurrentVer());
2339         if (current.end())
2340             return essential && essential_ && visible_;
2341         else
2342             return !version_.end() && version_ != current;// && (!essential || ![database_ cache][iterator_].Keep());
2343     _end
2344 }
2345
2346 - (BOOL) essential {
2347     return essential_;
2348 }
2349
2350 - (BOOL) broken {
2351     return [database_ cache][iterator_].InstBroken();
2352 }
2353
2354 - (BOOL) unfiltered {
2355     NSString *section([self section]);
2356     return section == nil || isSectionVisible(section);
2357 }
2358
2359 - (BOOL) visible {
2360     return visible_;
2361 }
2362
2363 - (BOOL) half {
2364     unsigned char current(iterator_->CurrentState);
2365     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2366 }
2367
2368 - (BOOL) halfConfigured {
2369     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2370 }
2371
2372 - (BOOL) halfInstalled {
2373     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2374 }
2375
2376 - (BOOL) hasMode {
2377     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2378     return state.Mode != pkgDepCache::ModeKeep;
2379 }
2380
2381 - (NSString *) mode {
2382     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2383
2384     switch (state.Mode) {
2385         case pkgDepCache::ModeDelete:
2386             if ((state.iFlags & pkgDepCache::Purge) != 0)
2387                 return @"PURGE";
2388             else
2389                 return @"REMOVE";
2390         case pkgDepCache::ModeKeep:
2391             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2392                 return @"REINSTALL";
2393             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2394                 return nil;*/
2395             else
2396                 return nil;
2397         case pkgDepCache::ModeInstall:
2398             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2399                 return @"REINSTALL";
2400             else*/ switch (state.Status) {
2401                 case -1:
2402                     return @"DOWNGRADE";
2403                 case 0:
2404                     return @"INSTALL";
2405                 case 1:
2406                     return @"UPGRADE";
2407                 case 2:
2408                     return @"NEW_INSTALL";
2409                 default:
2410                     _assert(false);
2411             }
2412         default:
2413             _assert(false);
2414     }
2415 }
2416
2417 - (NSString *) id {
2418     return id_;
2419 }
2420
2421 - (NSString *) name {
2422     return name_.empty() ? id_ : name_;
2423 }
2424
2425 - (UIImage *) icon {
2426     NSString *section = [self simpleSection];
2427
2428     UIImage *icon(nil);
2429     if (!icon_.empty())
2430         if ([icon_ hasPrefix:@"file:///"])
2431             icon = [UIImage imageAtPath:[icon_ substringFromIndex:7]];
2432     if (icon == nil) if (section != nil)
2433         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2434     if (icon == nil) if (source_ != nil) if (NSString *dicon = [source_ defaultIcon])
2435         if ([dicon hasPrefix:@"file:///"])
2436             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2437     if (icon == nil)
2438         icon = [UIImage applicationImageNamed:@"unknown.png"];
2439     return icon;
2440 }
2441
2442 - (NSString *) homepage {
2443     return homepage_;
2444 }
2445
2446 - (NSString *) depiction {
2447     return !depiction_.empty() ? depiction_ : [[self source] depictionForPackage:id_];
2448 }
2449
2450 - (Address *) sponsor {
2451     if (sponsor$_ == nil) {
2452         if (sponsor_.empty())
2453             return nil;
2454         sponsor$_ = [[Address addressWithString:sponsor_] retain];
2455     } return sponsor$_;
2456 }
2457
2458 - (Address *) author {
2459     if (author$_ == nil) {
2460         if (author_.empty())
2461             return nil;
2462         author$_ = [[Address addressWithString:author_] retain];
2463     } return author$_;
2464 }
2465
2466 - (NSString *) support {
2467     return !support_.empty() ? support_ : [[self source] supportForPackage:id_];
2468 }
2469
2470 - (NSArray *) files {
2471     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2472     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2473
2474     std::ifstream fin;
2475     fin.open([path UTF8String]);
2476     if (!fin.is_open())
2477         return nil;
2478
2479     std::string line;
2480     while (std::getline(fin, line))
2481         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2482
2483     return files;
2484 }
2485
2486 - (NSArray *) relationships {
2487     return relationships_;
2488 }
2489
2490 - (NSArray *) warnings {
2491     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2492     const char *name(iterator_.Name());
2493
2494     size_t length(strlen(name));
2495     if (length < 2) invalid:
2496         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2497     else for (size_t i(0); i != length; ++i)
2498         if (
2499             /* XXX: technically this is not allowed */
2500             (name[i] < 'A' || name[i] > 'Z') &&
2501             (name[i] < 'a' || name[i] > 'z') &&
2502             (name[i] < '0' || name[i] > '9') &&
2503             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2504         ) goto invalid;
2505
2506     if (strcmp(name, "cydia") != 0) {
2507         bool cydia = false;
2508         bool _private = false;
2509         bool stash = false;
2510
2511         bool repository = [[self section] isEqualToString:@"Repositories"];
2512
2513         if (NSArray *files = [self files])
2514             for (NSString *file in files)
2515                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2516                     cydia = true;
2517                 else if (!_private && [file isEqualToString:@"/private"])
2518                     _private = true;
2519                 else if (!stash && [file isEqualToString:@"/var/stash"])
2520                     stash = true;
2521
2522         /* XXX: this is not sensitive enough. only some folders are valid. */
2523         if (cydia && !repository)
2524             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2525         if (_private)
2526             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2527         if (stash)
2528             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2529     }
2530
2531     return [warnings count] == 0 ? nil : warnings;
2532 }
2533
2534 - (NSArray *) applications {
2535     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2536
2537     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2538
2539     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2540     if (NSArray *files = [self files])
2541         for (NSString *file in files)
2542             if (application_r(file)) {
2543                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2544                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2545                 if ([id isEqualToString:me])
2546                     continue;
2547
2548                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2549                 if (display == nil)
2550                     display = application_r[1];
2551
2552                 NSString *bundle([file stringByDeletingLastPathComponent]);
2553                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2554                 if (icon == nil || [icon length] == 0)
2555                     icon = @"icon.png";
2556                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2557
2558                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2559                 [applications addObject:application];
2560
2561                 [application addObject:id];
2562                 [application addObject:display];
2563                 [application addObject:url];
2564             }
2565
2566     return [applications count] == 0 ? nil : applications;
2567 }
2568
2569 - (Source *) source {
2570     if (!cached_) {
2571         @synchronized (database_) {
2572             if ([database_ era] != era_ || file_.end())
2573                 source_ = nil;
2574             else {
2575                 source_ = [database_ getSource:file_.File()];
2576                 if (source_ != nil)
2577                     [source_ retain];
2578             }
2579
2580             cached_ = true;
2581         }
2582     }
2583
2584     return source_;
2585 }
2586
2587 - (NSString *) role {
2588     return role_;
2589 }
2590
2591 - (BOOL) matches:(NSString *)text {
2592     if (text == nil)
2593         return NO;
2594
2595     NSRange range;
2596
2597     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2598     if (range.location != NSNotFound)
2599         return YES;
2600
2601     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2602     if (range.location != NSNotFound)
2603         return YES;
2604
2605     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2606     if (range.location != NSNotFound)
2607         return YES;
2608
2609     return NO;
2610 }
2611
2612 - (bool) hasSupportingRole {
2613     if (role_ == nil)
2614         return true;
2615     if ([role_ isEqualToString:@"enduser"])
2616         return true;
2617     if ([Role_ isEqualToString:@"User"])
2618         return false;
2619     if ([role_ isEqualToString:@"hacker"])
2620         return true;
2621     if ([Role_ isEqualToString:@"Hacker"])
2622         return false;
2623     if ([role_ isEqualToString:@"developer"])
2624         return true;
2625     if ([Role_ isEqualToString:@"Developer"])
2626         return false;
2627     _assert(false);
2628 }
2629
2630 - (BOOL) hasTag:(NSString *)tag {
2631     return tags_ == nil ? NO : [tags_ containsObject:tag];
2632 }
2633
2634 - (NSString *) primaryPurpose {
2635     for (NSString *tag in tags_)
2636         if ([tag hasPrefix:@"purpose::"])
2637             return [tag substringFromIndex:9];
2638     return nil;
2639 }
2640
2641 - (NSArray *) purposes {
2642     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2643     for (NSString *tag in tags_)
2644         if ([tag hasPrefix:@"purpose::"])
2645             [purposes addObject:[tag substringFromIndex:9]];
2646     return [purposes count] == 0 ? nil : purposes;
2647 }
2648
2649 - (bool) isCommercial {
2650     return [self hasTag:@"cydia::commercial"];
2651 }
2652
2653 - (CYString &) cyname {
2654     return name_.empty() ? id_ : name_;
2655 }
2656
2657 - (uint32_t) compareBySection:(NSArray *)sections {
2658     NSString *section([self section]);
2659     for (size_t i(0), e([sections count]); i != e; ++i) {
2660         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2661             return i;
2662     }
2663
2664     return _not(uint32_t);
2665 }
2666
2667 - (uint32_t) compareForChanges {
2668     union {
2669         uint32_t key;
2670
2671         struct {
2672             uint32_t timestamp : 30;
2673             uint32_t ignored : 1;
2674             uint32_t upgradable : 1;
2675         } bits;
2676     } value;
2677
2678     bool upgradable([self upgradableAndEssential:YES]);
2679     value.bits.upgradable = upgradable ? 1 : 0;
2680
2681     if (upgradable) {
2682         value.bits.timestamp = 0;
2683         value.bits.ignored = [self ignored] ? 0 : 1;
2684         value.bits.upgradable = 1;
2685     } else {
2686         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
2687         value.bits.ignored = 0;
2688         value.bits.upgradable = 0;
2689     }
2690
2691     return _not(uint32_t) - value.key;
2692 }
2693
2694 - (void) clear {
2695     pkgProblemResolver *resolver = [database_ resolver];
2696     resolver->Clear(iterator_);
2697     resolver->Protect(iterator_);
2698 }
2699
2700 - (void) install {
2701     pkgProblemResolver *resolver = [database_ resolver];
2702     resolver->Clear(iterator_);
2703     resolver->Protect(iterator_);
2704     pkgCacheFile &cache([database_ cache]);
2705     cache->MarkInstall(iterator_, false);
2706     pkgDepCache::StateCache &state((*cache)[iterator_]);
2707     if (!state.Install())
2708         cache->SetReInstall(iterator_, true);
2709 }
2710
2711 - (void) remove {
2712     pkgProblemResolver *resolver = [database_ resolver];
2713     resolver->Clear(iterator_);
2714     resolver->Protect(iterator_);
2715     resolver->Remove(iterator_);
2716     [database_ cache]->MarkDelete(iterator_, true);
2717 }
2718
2719 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2720     _profile(Package$isUnfilteredAndSearchedForBy)
2721         bool value(true);
2722
2723         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2724             value &= [self unfiltered];
2725         _end
2726
2727         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2728             value &= [self matches:search];
2729         _end
2730
2731         return value;
2732     _end
2733 }
2734
2735 - (bool) isInstalledAndVisible:(NSNumber *)number {
2736     return (![number boolValue] || [self visible]) && ![self uninstalled];
2737 }
2738
2739 - (bool) isVisiblyUninstalledInSection:(NSString *)name {
2740     NSString *section = [self section];
2741
2742     return
2743         [self visible] &&
2744         [self uninstalled] && (
2745             name == nil ||
2746             section == nil && [name length] == 0 ||
2747             [name isEqualToString:section]
2748         );
2749 }
2750
2751 - (bool) isVisibleInSource:(Source *)source {
2752     return [self source] == source && [self visible];
2753 }
2754
2755 @end
2756 /* }}} */
2757 /* Section Class {{{ */
2758 @interface Section : NSObject {
2759     NSString *name_;
2760     unichar index_;
2761     size_t row_;
2762     size_t count_;
2763     NSString *localized_;
2764 }
2765
2766 - (NSComparisonResult) compareByLocalized:(Section *)section;
2767 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2768 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2769 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2770 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2771 - (NSString *) name;
2772 - (unichar) index;
2773
2774 - (size_t) row;
2775 - (size_t) count;
2776
2777 - (void) addToRow;
2778 - (void) addToCount;
2779
2780 - (void) setCount:(size_t)count;
2781 - (NSString *) localized;
2782
2783 @end
2784
2785 @implementation Section
2786
2787 - (void) dealloc {
2788     [name_ release];
2789     if (localized_ != nil)
2790         [localized_ release];
2791     [super dealloc];
2792 }
2793
2794 - (NSComparisonResult) compareByLocalized:(Section *)section {
2795     NSString *lhs(localized_);
2796     NSString *rhs([section localized]);
2797
2798     /*if ([lhs length] != 0 && [rhs length] != 0) {
2799         unichar lhc = [lhs characterAtIndex:0];
2800         unichar rhc = [rhs characterAtIndex:0];
2801
2802         if (isalpha(lhc) && !isalpha(rhc))
2803             return NSOrderedAscending;
2804         else if (!isalpha(lhc) && isalpha(rhc))
2805             return NSOrderedDescending;
2806     }*/
2807
2808     return [lhs compare:rhs options:LaxCompareOptions_];
2809 }
2810
2811 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2812     if ((self = [self initWithName:name localize:NO]) != nil) {
2813         if (localized != nil)
2814             localized_ = [localized retain];
2815     } return self;
2816 }
2817
2818 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2819     return [self initWithName:name row:0 localize:localize];
2820 }
2821
2822 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2823     if ((self = [super init]) != nil) {
2824         name_ = [name retain];
2825         index_ = '\0';
2826         row_ = row;
2827         if (localize)
2828             localized_ = [LocalizeSection(name_) retain];
2829     } return self;
2830 }
2831
2832 /* XXX: localize the index thingees */
2833 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2834     if ((self = [super init]) != nil) {
2835         name_ = [(index == '#' ? @"123" : [NSString stringWithCharacters:&index length:1]) retain];
2836         index_ = index;
2837         row_ = row;
2838     } return self;
2839 }
2840
2841 - (NSString *) name {
2842     return name_;
2843 }
2844
2845 - (unichar) index {
2846     return index_;
2847 }
2848
2849 - (size_t) row {
2850     return row_;
2851 }
2852
2853 - (size_t) count {
2854     return count_;
2855 }
2856
2857 - (void) addToRow {
2858     ++row_;
2859 }
2860
2861 - (void) addToCount {
2862     ++count_;
2863 }
2864
2865 - (void) setCount:(size_t)count {
2866     count_ = count;
2867 }
2868
2869 - (NSString *) localized {
2870     return localized_;
2871 }
2872
2873 @end
2874 /* }}} */
2875
2876 static int Finish_;
2877 static NSArray *Finishes_;
2878
2879 /* Database Implementation {{{ */
2880 @implementation Database
2881
2882 + (Database *) sharedInstance {
2883     static Database *instance;
2884     if (instance == nil)
2885         instance = [[Database alloc] init];
2886     return instance;
2887 }
2888
2889 - (unsigned) era {
2890     return era_;
2891 }
2892
2893 - (void) dealloc {
2894     _assert(false);
2895     NSRecycleZone(zone_);
2896     // XXX: malloc_destroy_zone(zone_);
2897     apr_pool_destroy(pool_);
2898     [super dealloc];
2899 }
2900
2901 - (void) _readCydia:(NSNumber *)fd { _pooled
2902     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2903     std::istream is(&ib);
2904     std::string line;
2905
2906     static Pcre finish_r("^finish:([^:]*)$");
2907
2908     while (std::getline(is, line)) {
2909         const char *data(line.c_str());
2910         size_t size = line.size();
2911         lprintf("C:%s\n", data);
2912
2913         if (finish_r(data, size)) {
2914             NSString *finish = finish_r[1];
2915             int index = [Finishes_ indexOfObject:finish];
2916             if (index != INT_MAX && index > Finish_)
2917                 Finish_ = index;
2918         }
2919     }
2920
2921     _assert(false);
2922 }
2923
2924 - (void) _readStatus:(NSNumber *)fd { _pooled
2925     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2926     std::istream is(&ib);
2927     std::string line;
2928
2929     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
2930     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
2931
2932     while (std::getline(is, line)) {
2933         const char *data(line.c_str());
2934         size_t size = line.size();
2935         lprintf("S:%s\n", data);
2936
2937         if (conffile_r(data, size)) {
2938             [delegate_ setConfigurationData:conffile_r[1]];
2939         } else if (strncmp(data, "status: ", 8) == 0) {
2940             NSString *string = [NSString stringWithUTF8String:(data + 8)];
2941             [delegate_ setProgressTitle:string];
2942         } else if (pmstatus_r(data, size)) {
2943             std::string type([pmstatus_r[1] UTF8String]);
2944             NSString *id = pmstatus_r[2];
2945
2946             float percent([pmstatus_r[3] floatValue]);
2947             [delegate_ setProgressPercent:(percent / 100)];
2948
2949             NSString *string = pmstatus_r[4];
2950
2951             if (type == "pmerror")
2952                 [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
2953                     withObject:[NSArray arrayWithObjects:string, id, nil]
2954                     waitUntilDone:YES
2955                 ];
2956             else if (type == "pmstatus") {
2957                 [delegate_ setProgressTitle:string];
2958             } else if (type == "pmconffile")
2959                 [delegate_ setConfigurationData:string];
2960             else _assert(false);
2961         } else _assert(false);
2962     }
2963
2964     _assert(false);
2965 }
2966
2967 - (void) _readOutput:(NSNumber *)fd { _pooled
2968     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2969     std::istream is(&ib);
2970     std::string line;
2971
2972     while (std::getline(is, line)) {
2973         lprintf("O:%s\n", line.c_str());
2974         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
2975     }
2976
2977     _assert(false);
2978 }
2979
2980 - (FILE *) input {
2981     return input_;
2982 }
2983
2984 - (Package *) packageWithName:(NSString *)name {
2985 @synchronized ([Database class]) {
2986     if (static_cast<pkgDepCache *>(cache_) == NULL)
2987         return nil;
2988     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
2989     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
2990 } }
2991
2992 - (Database *) init {
2993     if ((self = [super init]) != nil) {
2994         policy_ = NULL;
2995         records_ = NULL;
2996         resolver_ = NULL;
2997         fetcher_ = NULL;
2998         lock_ = NULL;
2999
3000         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
3001         apr_pool_create(&pool_, NULL);
3002
3003         packages_ = [[NSMutableArray alloc] init];
3004
3005         int fds[2];
3006
3007         _assert(pipe(fds) != -1);
3008         cydiafd_ = fds[1];
3009
3010         _config->Set("APT::Keep-Fds::", cydiafd_);
3011         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3012
3013         [NSThread
3014             detachNewThreadSelector:@selector(_readCydia:)
3015             toTarget:self
3016             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3017         ];
3018
3019         _assert(pipe(fds) != -1);
3020         statusfd_ = fds[1];
3021
3022         [NSThread
3023             detachNewThreadSelector:@selector(_readStatus:)
3024             toTarget:self
3025             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3026         ];
3027
3028         _assert(pipe(fds) != -1);
3029         _assert(dup2(fds[0], 0) != -1);
3030         _assert(close(fds[0]) != -1);
3031
3032         input_ = fdopen(fds[1], "a");
3033
3034         _assert(pipe(fds) != -1);
3035         _assert(dup2(fds[1], 1) != -1);
3036         _assert(close(fds[1]) != -1);
3037
3038         [NSThread
3039             detachNewThreadSelector:@selector(_readOutput:)
3040             toTarget:self
3041             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3042         ];
3043     } return self;
3044 }
3045
3046 - (pkgCacheFile &) cache {
3047     return cache_;
3048 }
3049
3050 - (pkgDepCache::Policy *) policy {
3051     return policy_;
3052 }
3053
3054 - (pkgRecords *) records {
3055     return records_;
3056 }
3057
3058 - (pkgProblemResolver *) resolver {
3059     return resolver_;
3060 }
3061
3062 - (pkgAcquire &) fetcher {
3063     return *fetcher_;
3064 }
3065
3066 - (pkgSourceList &) list {
3067     return *list_;
3068 }
3069
3070 - (NSArray *) packages {
3071     return packages_;
3072 }
3073
3074 - (NSArray *) sources {
3075     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3076     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3077         [sources addObject:i->second];
3078     return sources;
3079 }
3080
3081 - (NSArray *) issues {
3082     if (cache_->BrokenCount() == 0)
3083         return nil;
3084
3085     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3086
3087     for (Package *package in packages_) {
3088         if (![package broken])
3089             continue;
3090         pkgCache::PkgIterator pkg([package iterator]);
3091
3092         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3093         [entry addObject:[package name]];
3094         [issues addObject:entry];
3095
3096         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3097         if (ver.end())
3098             continue;
3099
3100         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3101             pkgCache::DepIterator start;
3102             pkgCache::DepIterator end;
3103             dep.GlobOr(start, end); // ++dep
3104
3105             if (!cache_->IsImportantDep(end))
3106                 continue;
3107             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3108                 continue;
3109
3110             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3111             [entry addObject:failure];
3112             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3113
3114             Package *package([self packageWithName:[NSString stringWithUTF8String:start.TargetPkg().Name()]]);
3115             [failure addObject:[package name]];
3116
3117             pkgCache::PkgIterator target(start.TargetPkg());
3118             if (target->ProvidesList != 0)
3119                 [failure addObject:@"?"];
3120             else {
3121                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3122                 if (!ver.end())
3123                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3124                 else if (!cache_[target].CandidateVerIter(cache_).end())
3125                     [failure addObject:@"-"];
3126                 else if (target->ProvidesList == 0)
3127                     [failure addObject:@"!"];
3128                 else
3129                     [failure addObject:@"%"];
3130             }
3131
3132             _forever {
3133                 if (start.TargetVer() != 0)
3134                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3135                 if (start == end)
3136                     break;
3137                 ++start;
3138             }
3139         }
3140     }
3141
3142     return issues;
3143 }
3144
3145 - (void) reloadData { _pooled
3146 @synchronized ([Database class]) {
3147
3148     @synchronized (self) {
3149         ++era_;
3150     }
3151
3152     [packages_ removeAllObjects];
3153     sources_.clear();
3154
3155     _error->Discard();
3156
3157     delete list_;
3158     list_ = NULL;
3159     manager_ = NULL;
3160     delete lock_;
3161     lock_ = NULL;
3162     delete fetcher_;
3163     fetcher_ = NULL;
3164     delete resolver_;
3165     resolver_ = NULL;
3166     delete records_;
3167     records_ = NULL;
3168     delete policy_;
3169     policy_ = NULL;
3170
3171     if (now_ != nil) {
3172         [now_ release];
3173         now_ = nil;
3174     }
3175
3176     cache_.Close();
3177
3178     apr_pool_clear(pool_);
3179     NSRecycleZone(zone_);
3180
3181     int chk(creat("/tmp/cydia.chk", 0644));
3182     if (chk != -1)
3183         close(chk);
3184
3185     _trace();
3186     if (!cache_.Open(progress_, true)) {
3187         std::string error;
3188         if (!_error->PopMessage(error))
3189             _assert(false);
3190         _error->Discard();
3191         lprintf("cache_.Open():[%s]\n", error.c_str());
3192
3193         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3194             [delegate_ repairWithSelector:@selector(configure)];
3195         else if (error == "The package lists or status file could not be parsed or opened.")
3196             [delegate_ repairWithSelector:@selector(update)];
3197         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3198         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3199         // else if (error == "The list of sources could not be read.")
3200         else _assert(false);
3201
3202         return;
3203     }
3204     _trace();
3205
3206     unlink("/tmp/cydia.chk");
3207
3208     now_ = [[NSDate date] retain];
3209
3210     policy_ = new pkgDepCache::Policy();
3211     records_ = new pkgRecords(cache_);
3212     resolver_ = new pkgProblemResolver(cache_);
3213     fetcher_ = new pkgAcquire(&status_);
3214     lock_ = NULL;
3215
3216     list_ = new pkgSourceList();
3217     _assert(list_->ReadMainList());
3218
3219     _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
3220     _assert(pkgApplyStatus(cache_));
3221
3222     if (cache_->BrokenCount() != 0) {
3223         _assert(pkgFixBroken(cache_));
3224         _assert(cache_->BrokenCount() == 0);
3225         _assert(pkgMinimizeUpgrade(cache_));
3226     }
3227
3228     _trace();
3229
3230     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3231         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3232         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3233             // XXX: this could be more intelligent
3234             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3235                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3236                 if (!cached.end())
3237                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3238             }
3239     }
3240
3241     _trace();
3242
3243     {
3244         /*std::vector<Package *> packages;
3245         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3246         [packages_ release];
3247         packages_ = nil;*/
3248
3249         _trace();
3250
3251         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3252             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3253                 //packages.push_back(package);
3254                 [packages_ addObject:package];
3255
3256         _trace();
3257
3258         /*if (packages.empty())
3259             packages_ = [[NSArray alloc] init];
3260         else
3261             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3262         _trace();*/
3263
3264         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3265         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3266         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3267
3268         /*_trace();
3269         PrintTimes();
3270         _trace();*/
3271
3272         _trace();
3273
3274         /*if (!packages.empty())
3275             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3276         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3277
3278         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3279
3280         CFArrayInsertionSortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3281
3282         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3283
3284         _trace();
3285     }
3286 } }
3287
3288 - (void) configure {
3289     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3290     system([dpkg UTF8String]);
3291 }
3292
3293 - (void) clean {
3294     if (lock_ != NULL)
3295         return;
3296
3297     FileFd Lock;
3298     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3299     _assert(!_error->PendingError());
3300
3301     pkgAcquire fetcher;
3302     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3303
3304     class LogCleaner :
3305         public pkgArchiveCleaner
3306     {
3307       protected:
3308         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3309             unlink(File);
3310         }
3311     } cleaner;
3312
3313     if (!cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)) {
3314         std::string error;
3315         while (_error->PopMessage(error))
3316             lprintf("ArchiveCleaner: %s\n", error.c_str());
3317     }
3318 }
3319
3320 - (void) prepare {
3321     pkgRecords records(cache_);
3322
3323     lock_ = new FileFd();
3324     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3325     _assert(!_error->PendingError());
3326
3327     pkgSourceList list;
3328     // XXX: explain this with an error message
3329     _assert(list.ReadMainList());
3330
3331     manager_ = (_system->CreatePM(cache_));
3332     _assert(manager_->GetArchives(fetcher_, &list, &records));
3333     _assert(!_error->PendingError());
3334 }
3335
3336 - (void) perform {
3337     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3338         pkgSourceList list;
3339         _assert(list.ReadMainList());
3340         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3341             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3342     }
3343
3344     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3345         _trace();
3346         return;
3347     }
3348
3349     bool failed = false;
3350     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3351         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3352             continue;
3353         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3354             continue;
3355
3356         std::string uri = (*item)->DescURI();
3357         std::string error = (*item)->ErrorText;
3358
3359         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3360         failed = true;
3361
3362         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
3363             withObject:[NSArray arrayWithObjects:
3364                 [NSString stringWithUTF8String:error.c_str()],
3365             nil]
3366             waitUntilDone:YES
3367         ];
3368     }
3369
3370     if (failed) {
3371         _trace();
3372         return;
3373     }
3374
3375     _system->UnLock();
3376     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3377
3378     if (_error->PendingError()) {
3379         _trace();
3380         return;
3381     }
3382
3383     if (result == pkgPackageManager::Failed) {
3384         _trace();
3385         return;
3386     }
3387
3388     if (result != pkgPackageManager::Completed) {
3389         _trace();
3390         return;
3391     }
3392
3393     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3394         pkgSourceList list;
3395         _assert(list.ReadMainList());
3396         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3397             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3398     }
3399
3400     if (![before isEqualToArray:after])
3401         [self update];
3402 }
3403
3404 - (void) upgrade {
3405     _assert(pkgDistUpgrade(cache_));
3406 }
3407
3408 - (void) update {
3409     [self updateWithStatus:status_];
3410 }
3411
3412 - (NSString *) updateWithStatus:(Status &)status {
3413     pkgSourceList list;
3414     _assert(list.ReadMainList());
3415
3416     FileFd lock;
3417     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3418
3419     if (_error->PendingError()) {
3420         std::string error;
3421         if (!_error->PopMessage(error))
3422             _assert(false);
3423         _error->Discard();
3424         return [NSString stringWithUTF8String:error.c_str()];
3425     }
3426
3427     pkgAcquire fetcher(&status);
3428     _assert(list.GetIndexes(&fetcher));
3429
3430     if (fetcher.Run(PulseInterval_) != pkgAcquire::Failed) {
3431         bool failed = false;
3432         for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
3433             if ((*item)->Status != pkgAcquire::Item::StatDone) {
3434                 (*item)->Finished();
3435                 failed = true;
3436             }
3437
3438         if (!failed && _config->FindB("APT::Get::List-Cleanup", true) == true) {
3439             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists")));
3440             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/"));
3441         }
3442
3443         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3444         Changed_ = true;
3445     }
3446
3447     return nil;
3448 }
3449
3450 - (void) setDelegate:(id)delegate {
3451     delegate_ = delegate;
3452     status_.setDelegate(delegate);
3453     progress_.setDelegate(delegate);
3454 }
3455
3456 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3457     SourceMap::const_iterator i(sources_.find(file->ID));
3458     return i == sources_.end() ? nil : i->second;
3459 }
3460
3461 @end
3462 /* }}} */
3463
3464 /* PopUp Windows {{{ */
3465 @interface PopUpView : UIView {
3466     _transient id delegate_;
3467     UITransitionView *transition_;
3468     UIView *overlay_;
3469 }
3470
3471 - (void) cancel;
3472 - (id) initWithView:(UIView *)view delegate:(id)delegate;
3473
3474 @end
3475
3476 @implementation PopUpView
3477
3478 - (void) dealloc {
3479     [transition_ setDelegate:nil];
3480     [transition_ release];
3481     [overlay_ release];
3482     [super dealloc];
3483 }
3484
3485 - (void) cancel {
3486     [transition_ transition:UITransitionPushFromTop toView:nil];
3487 }
3488
3489 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
3490     if (from != nil && to == nil)
3491         [self removeFromSuperview];
3492 }
3493
3494 - (id) initWithView:(UIView *)view delegate:(id)delegate {
3495     if ((self = [super initWithFrame:[view bounds]]) != nil) {
3496         delegate_ = delegate;
3497
3498         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
3499         [self addSubview:transition_];
3500
3501         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
3502
3503         [view addSubview:self];
3504
3505         [transition_ setDelegate:self];
3506
3507         UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
3508         [transition_ transition:UITransitionNone toView:blank];
3509         [transition_ transition:UITransitionPushFromBottom toView:overlay_];
3510     } return self;
3511 }
3512
3513 @end
3514 /* }}} */
3515
3516 /* Confirmation View {{{ */
3517 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3518     if (!iterator.end())
3519         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3520             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3521                 continue;
3522             pkgCache::PkgIterator package(dep.TargetPkg());
3523             if (package.end())
3524                 continue;
3525             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3526                 return true;
3527         }
3528
3529     return false;
3530 }
3531
3532 /* Web Scripting {{{ */
3533 @interface CydiaObject : NSObject {
3534     id indirect_;
3535 }
3536
3537 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3538 @end
3539
3540 @implementation CydiaObject
3541
3542 - (void) dealloc {
3543     [indirect_ release];
3544     [super dealloc];
3545 }
3546
3547 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3548     if ((self = [super init]) != nil) {
3549         indirect_ = [indirect retain];
3550     } return self;
3551 }
3552
3553 + (NSArray *) _attributeKeys {
3554     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3555 }
3556
3557 - (NSArray *) attributeKeys {
3558     return [[self class] _attributeKeys];
3559 }
3560
3561 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3562     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3563 }
3564
3565 - (NSString *) device {
3566     return [[UIDevice currentDevice] uniqueIdentifier];
3567 }
3568
3569 #if 0 // XXX: implement!
3570 - (NSString *) mac {
3571     if (![indirect_ promptForSensitive:@"Mac Address"])
3572         return nil;
3573 }
3574
3575 - (NSString *) serial {
3576     if (![indirect_ promptForSensitive:@"Serial #"])
3577         return nil;
3578 }
3579
3580 - (NSString *) firewire {
3581     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3582         return nil;
3583 }
3584
3585 - (NSString *) imei {
3586     if (![indirect_ promptForSensitive:@"IMEI"])
3587         return nil;
3588 }
3589 #endif
3590
3591 + (NSString *) webScriptNameForSelector:(SEL)selector {
3592     if (selector == @selector(close))
3593         return @"close";
3594     else if (selector == @selector(getPackageById:))
3595         return @"getPackageById";
3596     else if (selector == @selector(setAutoPopup:))
3597         return @"setAutoPopup";
3598     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3599         return @"setButtonImage";
3600     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3601         return @"setButtonTitle";
3602     else if (selector == @selector(setFinishHook:))
3603         return @"setFinishHook";
3604     else if (selector == @selector(setPopupHook:))
3605         return @"setPopupHook";
3606     else if (selector == @selector(setSpecial:))
3607         return @"setSpecial";
3608     else if (selector == @selector(setViewportWidth:))
3609         return @"setViewportWidth";
3610     else if (selector == @selector(supports:))
3611         return @"supports";
3612     else if (selector == @selector(stringWithFormat:arguments:))
3613         return @"format";
3614     else if (selector == @selector(localizedStringForKey:value:table:))
3615         return @"localize";
3616     else if (selector == @selector(du:))
3617         return @"du";
3618     else if (selector == @selector(statfs:))
3619         return @"statfs";
3620     else
3621         return nil;
3622 }
3623
3624 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3625     return [self webScriptNameForSelector:selector] == nil;
3626 }
3627
3628 - (BOOL) supports:(NSString *)feature {
3629     return [feature isEqualToString:@"window.open"];
3630 }
3631
3632 - (Package *) getPackageById:(NSString *)id {
3633     return [[Database sharedInstance] packageWithName:id];
3634 }
3635
3636 - (NSArray *) statfs:(NSString *)path {
3637     struct statfs stat;
3638
3639     if (path == nil || statfs([path UTF8String], &stat) == -1)
3640         return nil;
3641
3642     return [NSArray arrayWithObjects:
3643         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3644         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3645         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3646     nil];
3647 }
3648
3649 - (NSNumber *) du:(NSString *)path {
3650     NSNumber *value(nil);
3651
3652     int fds[2];
3653     _assert(pipe(fds) != -1);
3654
3655     pid_t pid(ExecFork());
3656     if (pid == 0) {
3657         _assert(dup2(fds[1], 1) != -1);
3658         _assert(close(fds[0]) != -1);
3659         _assert(close(fds[1]) != -1);
3660         /* XXX: this should probably not use du */
3661         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3662         exit(1);
3663         _assert(false);
3664     }
3665
3666     _assert(close(fds[1]) != -1);
3667
3668     if (FILE *du = fdopen(fds[0], "r")) {
3669         char line[1024];
3670         while (fgets(line, sizeof(line), du) != NULL) {
3671             size_t length(strlen(line));
3672             while (length != 0 && line[length - 1] == '\n')
3673                 line[--length] = '\0';
3674             if (char *tab = strchr(line, '\t')) {
3675                 *tab = '\0';
3676                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3677             }
3678         }
3679
3680         fclose(du);
3681     } else _assert(close(fds[0]));
3682
3683     int status;
3684   wait:
3685     if (waitpid(pid, &status, 0) == -1)
3686         if (errno == EINTR)
3687             goto wait;
3688         else _assert(false);
3689
3690     return value;
3691 }
3692
3693 - (void) close {
3694     [indirect_ close];
3695 }
3696
3697 - (void) setAutoPopup:(BOOL)popup {
3698     [indirect_ setAutoPopup:popup];
3699 }
3700
3701 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3702     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3703 }
3704
3705 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3706     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3707 }
3708
3709 - (void) setSpecial:(id)function {
3710     [indirect_ setSpecial:function];
3711 }
3712
3713 - (void) setFinishHook:(id)function {
3714     [indirect_ setFinishHook:function];
3715 }
3716
3717 - (void) setPopupHook:(id)function {
3718     [indirect_ setPopupHook:function];
3719 }
3720
3721 - (void) setViewportWidth:(float)width {
3722     [indirect_ setViewportWidth:width];
3723 }
3724
3725 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3726     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3727     unsigned count([arguments count]);
3728     id values[count];
3729     for (unsigned i(0); i != count; ++i)
3730         values[i] = [arguments objectAtIndex:i];
3731     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3732 }
3733
3734 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3735     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3736         value = nil;
3737     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3738         table = nil;
3739     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3740 }
3741
3742 @end
3743 /* }}} */
3744
3745 @interface CydiaBrowserView : BrowserView {
3746     CydiaObject *cydia_;
3747 }
3748
3749 @end
3750
3751 @implementation CydiaBrowserView
3752
3753 - (void) dealloc {
3754     [cydia_ release];
3755     [super dealloc];
3756 }
3757
3758 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3759     [super webView:sender didClearWindowObject:window forFrame:frame];
3760     [window setValue:cydia_ forKey:@"cydia"];
3761 }
3762
3763 - (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)source {
3764     NSMutableURLRequest *copy = [request mutableCopy];
3765
3766     if (Machine_ != NULL)
3767         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3768     if (UniqueID_ != nil)
3769         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
3770
3771     if (Role_ != nil)
3772         [copy setValue:Role_ forHTTPHeaderField:@"X-Role"];
3773
3774     return copy;
3775 }
3776
3777 - (id) initWithBook:(RVBook *)book forWidth:(float)width {
3778     if ((self = [super initWithBook:book forWidth:width ofClass:[CydiaBrowserView class]]) != nil) {
3779         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
3780
3781         WebView *webview([webview_ webView]);
3782
3783         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
3784         NSString *application = package == nil ? @"Cydia" : [NSString
3785             stringWithFormat:@"Cydia/%@",
3786             [package installed]
3787         ];
3788
3789         if (Product_ != nil)
3790             application = [NSString stringWithFormat:@"%@ Version/%@", application, Product_];
3791         if (Build_ != nil)
3792             application = [NSString stringWithFormat:@"%@ Mobile/%@", application, Build_];
3793         if (Safari_ != nil)
3794             application = [NSString stringWithFormat:@"%@ Safari/%@", application, Safari_];
3795
3796         [webview setApplicationNameForUserAgent:application];
3797     } return self;
3798 }
3799
3800 @end
3801
3802 @protocol ConfirmationViewDelegate
3803 - (void) cancel;
3804 - (void) confirm;
3805 - (void) queue;
3806 @end
3807
3808 @interface ConfirmationView : CydiaBrowserView {
3809     _transient Database *database_;
3810     UIActionSheet *essential_;
3811     NSArray *changes_;
3812     NSArray *issues_;
3813     NSArray *sizes_;
3814     BOOL substrate_;
3815 }
3816
3817 - (id) initWithBook:(RVBook *)book database:(Database *)database;
3818
3819 @end
3820
3821 @implementation ConfirmationView
3822
3823 - (void) dealloc {
3824     [changes_ release];
3825     if (issues_ != nil)
3826         [issues_ release];
3827     [sizes_ release];
3828     if (essential_ != nil)
3829         [essential_ release];
3830     [super dealloc];
3831 }
3832
3833 - (void) cancel {
3834     [delegate_ cancel];
3835     [book_ popFromSuperviewAnimated:YES];
3836 }
3837
3838 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
3839     NSString *context([sheet context]);
3840
3841     if ([context isEqualToString:@"remove"]) {
3842         switch (button) {
3843             case 1:
3844                 [self cancel];
3845                 break;
3846             case 2:
3847                 if (substrate_)
3848                     Finish_ = 2;
3849                 [delegate_ confirm];
3850                 break;
3851             default:
3852                 _assert(false);
3853         }
3854
3855         [sheet dismiss];
3856     } else if ([context isEqualToString:@"unable"]) {
3857         [self cancel];
3858         [sheet dismiss];
3859     } else
3860         [super alertSheet:sheet buttonClicked:button];
3861 }
3862
3863 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3864     [super webView:sender didClearWindowObject:window forFrame:frame];
3865     [window setValue:changes_ forKey:@"changes"];
3866     [window setValue:issues_ forKey:@"issues"];
3867     [window setValue:sizes_ forKey:@"sizes"];
3868 }
3869
3870 - (id) initWithBook:(RVBook *)book database:(Database *)database {
3871     if ((self = [super initWithBook:book]) != nil) {
3872         database_ = database;
3873
3874         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
3875         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
3876         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
3877         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
3878         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
3879
3880         bool remove(false);
3881
3882         pkgDepCache::Policy *policy([database_ policy]);
3883
3884         pkgCacheFile &cache([database_ cache]);
3885         NSArray *packages = [database_ packages];
3886         for (Package *package in packages) {
3887             pkgCache::PkgIterator iterator = [package iterator];
3888             pkgDepCache::StateCache &state(cache[iterator]);
3889
3890             NSString *name([package name]);
3891
3892             if (state.NewInstall())
3893                 [installing addObject:name];
3894             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
3895                 [reinstalling addObject:name];
3896             else if (state.Upgrade())
3897                 [upgrading addObject:name];
3898             else if (state.Downgrade())
3899                 [downgrading addObject:name];
3900             else if (state.Delete()) {
3901                 if ([package essential])
3902                     remove = true;
3903                 [removing addObject:name];
3904             } else continue;
3905
3906             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
3907             substrate_ |= DepSubstrate(iterator.CurrentVer());
3908         }
3909
3910         if (!remove)
3911             essential_ = nil;
3912         else if (Advanced_ || true) {
3913             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
3914
3915             essential_ = [[UIActionSheet alloc]
3916                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
3917                 buttons:[NSArray arrayWithObjects:
3918                     [NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")],
3919                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
3920                 nil]
3921                 defaultButtonIndex:0
3922                 delegate:self
3923                 context:@"remove"
3924             ];
3925
3926 #ifndef __OBJC2__
3927             [essential_ setDestructiveButton:[[essential_ buttons] objectAtIndex:0]];
3928 #endif
3929             [essential_ setBodyText:UCLocalize("REMOVING_ESSENTIALS_EX")];
3930         } else {
3931             essential_ = [[UIActionSheet alloc]
3932                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
3933                 buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
3934                 defaultButtonIndex:0
3935                 delegate:self
3936                 context:@"unable"
3937             ];
3938
3939             [essential_ setBodyText:UCLocalize("UNABLE_TO_COMPLY_EX")];
3940         }
3941
3942         changes_ = [[NSArray alloc] initWithObjects:
3943             installing,
3944             reinstalling,
3945             upgrading,
3946             downgrading,
3947             removing,
3948         nil];
3949
3950         issues_ = [database_ issues];
3951         if (issues_ != nil)
3952             issues_ = [issues_ retain];
3953
3954         sizes_ = [[NSArray alloc] initWithObjects:
3955             SizeString([database_ fetcher].FetchNeeded()),
3956             SizeString([database_ fetcher].PartialPresent()),
3957             SizeString([database_ cache]->UsrSize()),
3958         nil];
3959
3960         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
3961     } return self;
3962 }
3963
3964 - (NSString *) backButtonTitle {
3965     return UCLocalize("CONFIRM");
3966 }
3967
3968 - (NSString *) leftButtonTitle {
3969     return [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")];
3970 }
3971
3972 - (id) rightButtonTitle {
3973     return issues_ != nil ? nil : [super rightButtonTitle];
3974 }
3975
3976 - (id) _rightButtonTitle {
3977 #if AlwaysReload || IgnoreInstall
3978     return [super _rightButtonTitle];
3979 #else
3980     return UCLocalize("CONFIRM");
3981 #endif
3982 }
3983
3984 - (void) _leftButtonClicked {
3985     [self cancel];
3986 }
3987
3988 #if !AlwaysReload
3989 - (void) _rightButtonClicked {
3990 #if IgnoreInstall
3991     return [super _rightButtonClicked];
3992 #endif
3993     if (essential_ != nil)
3994         [essential_ popupAlertAnimated:YES];
3995     else {
3996         if (substrate_)
3997             Finish_ = 2;
3998         [delegate_ confirm];
3999     }
4000 }
4001 #endif
4002
4003 @end
4004 /* }}} */
4005
4006 /* Progress Data {{{ */
4007 @interface ProgressData : NSObject {
4008     SEL selector_;
4009     id target_;
4010     id object_;
4011 }
4012
4013 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4014
4015 - (SEL) selector;
4016 - (id) target;
4017 - (id) object;
4018 @end
4019
4020 @implementation ProgressData
4021
4022 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4023     if ((self = [super init]) != nil) {
4024         selector_ = selector;
4025         target_ = target;
4026         object_ = object;
4027     } return self;
4028 }
4029
4030 - (SEL) selector {
4031     return selector_;
4032 }
4033
4034 - (id) target {
4035     return target_;
4036 }
4037
4038 - (id) object {
4039     return object_;
4040 }
4041
4042 @end
4043 /* }}} */
4044 /* Progress View {{{ */
4045 @interface ProgressView : UIView <
4046     ConfigurationDelegate,
4047     ProgressDelegate
4048 > {
4049     _transient Database *database_;
4050     UIView *view_;
4051     UIView *background_;
4052     UITransitionView *transition_;
4053     UIView *overlay_;
4054     UINavigationBar *navbar_;
4055     UIProgressBar *progress_;
4056     UITextView *output_;
4057     UITextLabel *status_;
4058     UIPushButton *close_;
4059     id delegate_;
4060     BOOL running_;
4061     SHA1SumValue springlist_;
4062     SHA1SumValue notifyconf_;
4063     SHA1SumValue sandplate_;
4064 }
4065
4066 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
4067
4068 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
4069 - (void) setContentView:(UIView *)view;
4070 - (void) resetView;
4071
4072 - (void) _retachThread;
4073 - (void) _detachNewThreadData:(ProgressData *)data;
4074 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4075
4076 - (BOOL) isRunning;
4077
4078 @end
4079
4080 @protocol ProgressViewDelegate
4081 - (void) progressViewIsComplete:(ProgressView *)sender;
4082 @end
4083
4084 @implementation ProgressView
4085
4086 - (void) dealloc {
4087     [transition_ setDelegate:nil];
4088     [navbar_ setDelegate:nil];
4089
4090     [view_ release];
4091     if (background_ != nil)
4092         [background_ release];
4093     [transition_ release];
4094     [overlay_ release];
4095     [navbar_ release];
4096     [progress_ release];
4097     [output_ release];
4098     [status_ release];
4099     [close_ release];
4100     [super dealloc];
4101 }
4102
4103 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
4104     if (bootstrap_ && from == overlay_ && to == view_)
4105         exit(0);
4106 }
4107
4108 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
4109     if ((self = [super initWithFrame:frame]) != nil) {
4110         database_ = database;
4111         delegate_ = delegate;
4112
4113         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
4114         [transition_ setDelegate:self];
4115
4116         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
4117
4118         if (bootstrap_)
4119             [overlay_ setBackgroundColor:[UIColor blackColor]];
4120         else {
4121             background_ = [[UIView alloc] initWithFrame:[self bounds]];
4122             [background_ setBackgroundColor:[UIColor blackColor]];
4123             [self addSubview:background_];
4124         }
4125
4126         [self addSubview:transition_];
4127
4128         CGSize navsize = [UINavigationBar defaultSize];
4129         CGRect navrect = {{0, 0}, navsize};
4130
4131         navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
4132         [overlay_ addSubview:navbar_];
4133
4134         [navbar_ setBarStyle:1];
4135         [navbar_ setDelegate:self];
4136
4137         UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
4138         [navbar_ pushNavigationItem:navitem];
4139
4140         CGRect bounds = [overlay_ bounds];
4141         CGSize prgsize = [UIProgressBar defaultSize];
4142
4143         CGRect prgrect = {{
4144             (bounds.size.width - prgsize.width) / 2,
4145             bounds.size.height - prgsize.height - 20
4146         }, prgsize};
4147
4148         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
4149         [progress_ setStyle:0];
4150
4151         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
4152             10,
4153             bounds.size.height - prgsize.height - 50,
4154             bounds.size.width - 20,
4155             24
4156         )];
4157
4158         [status_ setColor:[UIColor whiteColor]];
4159         [status_ setBackgroundColor:[UIColor clearColor]];
4160
4161         [status_ setCentersHorizontally:YES];
4162         //[status_ setFont:font];
4163         _trace();
4164
4165         output_ = [[UITextView alloc] initWithFrame:CGRectMake(
4166             10,
4167             navrect.size.height + 20,
4168             bounds.size.width - 20,
4169             bounds.size.height - navsize.height - 62 - navrect.size.height
4170         )];
4171         _trace();
4172
4173         //[output_ setTextFont:@"Courier New"];
4174         [output_ setTextSize:12];
4175
4176         [output_ setTextColor:[UIColor whiteColor]];
4177         [output_ setBackgroundColor:[UIColor clearColor]];
4178
4179         [output_ setMarginTop:0];
4180         [output_ setAllowsRubberBanding:YES];
4181         [output_ setEditable:NO];
4182
4183         [overlay_ addSubview:output_];
4184
4185         close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
4186             10,
4187             bounds.size.height - prgsize.height - 50,
4188             bounds.size.width - 20,
4189             32 + prgsize.height
4190         )];
4191
4192         [close_ setAutosizesToFit:NO];
4193         [close_ setDrawsShadow:YES];
4194         [close_ setStretchBackground:YES];
4195         [close_ setEnabled:YES];
4196
4197         UIFont *bold = [UIFont boldSystemFontOfSize:22];
4198         [close_ setTitleFont:bold];
4199
4200         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:kUIControlEventMouseUpInside];
4201         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4202         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4203     } return self;
4204 }
4205
4206 - (void) setContentView:(UIView *)view {
4207     view_ = [view retain];
4208 }
4209
4210 - (void) resetView {
4211     [transition_ transition:6 toView:view_];
4212 }
4213
4214 - (void) _checkError {
4215     if (_error->PendingError()) {
4216         std::string error;
4217         if (!_error->PopMessage(error))
4218             _assert(false);
4219
4220         UIActionSheet *sheet = [[[UIActionSheet alloc]
4221             initWithTitle:UCLocalize("ERROR")
4222             buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4223             defaultButtonIndex:0
4224             delegate:self
4225             context:@"_error"
4226         ] autorelease];
4227
4228         [sheet setBodyText:[NSString stringWithUTF8String:error.c_str()]];
4229         [sheet popupAlertAnimated:YES];
4230
4231         return;
4232     }
4233
4234     [delegate_ progressViewIsComplete:self];
4235
4236     if (Finish_ < 4) {
4237         FileFd file;
4238         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4239             _error->Discard();
4240         else {
4241             MMap mmap(file, MMap::ReadOnly);
4242             SHA1Summation sha1;
4243             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4244             if (!(notifyconf_ == sha1.Result()))
4245                 Finish_ = 4;
4246         }
4247     }
4248
4249     if (Finish_ < 3) {
4250         FileFd file;
4251         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4252             _error->Discard();
4253         else {
4254             MMap mmap(file, MMap::ReadOnly);
4255             SHA1Summation sha1;
4256             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4257             if (!(springlist_ == sha1.Result()))
4258                 Finish_ = 3;
4259         }
4260     }
4261
4262     switch (Finish_) {
4263         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break;
4264         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4265         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4266         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4267         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4268     }
4269
4270 #define Cache_ "/User/Library/Caches/com.apple.mobile.installation.plist"
4271
4272     if (NSMutableDictionary *cache = [[NSMutableDictionary alloc] initWithContentsOfFile:@ Cache_]) {
4273         [cache autorelease];
4274
4275         NSFileManager *manager = [NSFileManager defaultManager];
4276         NSError *error = nil;
4277
4278         id system = [cache objectForKey:@"System"];
4279         if (system == nil)
4280             goto error;
4281
4282         struct stat info;
4283         if (stat(Cache_, &info) == -1)
4284             goto error;
4285
4286         [system removeAllObjects];
4287
4288         if (NSArray *apps = [manager contentsOfDirectoryAtPath:@"/Applications" error:&error]) {
4289             for (NSString *app in apps)
4290                 if ([app hasSuffix:@".app"]) {
4291                     NSString *path = [@"/Applications" stringByAppendingPathComponent:app];
4292                     NSString *plist = [path stringByAppendingPathComponent:@"Info.plist"];
4293                     if (NSMutableDictionary *info = [[NSMutableDictionary alloc] initWithContentsOfFile:plist]) {
4294                         [info autorelease];
4295                         if ([info objectForKey:@"CFBundleIdentifier"] != nil) {
4296                             [info setObject:path forKey:@"Path"];
4297                             [info setObject:@"System" forKey:@"ApplicationType"];
4298                             [system addInfoDictionary:info];
4299                         }
4300                     }
4301                 }
4302         } else goto error;
4303
4304         [cache writeToFile:@Cache_ atomically:YES];
4305
4306         if (chown(Cache_, info.st_uid, info.st_gid) == -1)
4307             goto error;
4308         if (chmod(Cache_, info.st_mode) == -1)
4309             goto error;
4310
4311         if (false) error:
4312             lprintf("%s\n", error == nil ? strerror(errno) : [[error localizedDescription] UTF8String]);
4313     }
4314
4315     notify_post("com.apple.mobile.application_installed");
4316
4317     [delegate_ setStatusBarShowsProgress:NO];
4318 }
4319
4320 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4321     NSString *context([sheet context]);
4322
4323     if ([context isEqualToString:@"error"])
4324         [sheet dismiss];
4325     else if ([context isEqualToString:@"_error"]) {
4326         [sheet dismiss];
4327         [self _checkError];
4328     } else if ([context isEqualToString:@"conffile"]) {
4329         FILE *input = [database_ input];
4330
4331         switch (button) {
4332             case 1:
4333                 fprintf(input, "N\n");
4334                 fflush(input);
4335                 break;
4336             case 2:
4337                 fprintf(input, "Y\n");
4338                 fflush(input);
4339                 break;
4340             default:
4341                 _assert(false);
4342         }
4343
4344         [sheet dismiss];
4345     }
4346 }
4347
4348 - (void) closeButtonPushed {
4349     running_ = NO;
4350
4351     switch (Finish_) {
4352         case 0:
4353             [self resetView];
4354         break;
4355
4356         case 1:
4357             [delegate_ suspendWithAnimation:YES];
4358         break;
4359
4360         case 2:
4361             system("launchctl stop com.apple.SpringBoard");
4362         break;
4363
4364         case 3:
4365             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4366         break;
4367
4368         case 4:
4369             system("reboot");
4370         break;
4371     }
4372 }
4373
4374 - (void) _retachThread {
4375     UINavigationItem *item = [navbar_ topItem];
4376     [item setTitle:UCLocalize("COMPLETE")];
4377
4378     [overlay_ addSubview:close_];
4379     [progress_ removeFromSuperview];
4380     [status_ removeFromSuperview];
4381
4382     [self _checkError];
4383 }
4384
4385 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4386     [[data target] performSelector:[data selector] withObject:[data object]];
4387     [data release];
4388
4389     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4390 }
4391
4392 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4393     UINavigationItem *item = [navbar_ topItem];
4394     [item setTitle:title];
4395
4396     [status_ setText:nil];
4397     [output_ setText:@""];
4398     [progress_ setProgress:0];
4399
4400     [close_ removeFromSuperview];
4401     [overlay_ addSubview:progress_];
4402     [overlay_ addSubview:status_];
4403
4404     [delegate_ setStatusBarShowsProgress:YES];
4405     running_ = YES;
4406
4407     {
4408         FileFd file;
4409         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4410             _error->Discard();
4411         else {
4412             MMap mmap(file, MMap::ReadOnly);
4413             SHA1Summation sha1;
4414             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4415             notifyconf_ = sha1.Result();
4416         }
4417     }
4418
4419     {
4420         FileFd file;
4421         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4422             _error->Discard();
4423         else {
4424             MMap mmap(file, MMap::ReadOnly);
4425             SHA1Summation sha1;
4426             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4427             springlist_ = sha1.Result();
4428         }
4429     }
4430
4431     [transition_ transition:6 toView:overlay_];
4432
4433     [NSThread
4434         detachNewThreadSelector:@selector(_detachNewThreadData:)
4435         toTarget:self
4436         withObject:[[ProgressData alloc]
4437             initWithSelector:selector
4438             target:target
4439             object:object
4440         ]
4441     ];
4442 }
4443
4444 - (void) repairWithSelector:(SEL)selector {
4445     [self
4446         detachNewThreadSelector:selector
4447         toTarget:database_
4448         withObject:nil
4449         title:UCLocalize("REPAIRING")
4450     ];
4451 }
4452
4453 - (void) setConfigurationData:(NSString *)data {
4454     [self
4455         performSelectorOnMainThread:@selector(_setConfigurationData:)
4456         withObject:data
4457         waitUntilDone:YES
4458     ];
4459 }
4460
4461 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
4462     Package *package = id == nil ? nil : [database_ packageWithName:id];
4463
4464     UIActionSheet *sheet = [[[UIActionSheet alloc]
4465         initWithTitle:(package == nil ? id : [package name])
4466         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4467         defaultButtonIndex:0
4468         delegate:self
4469         context:@"error"
4470     ] autorelease];
4471
4472     [sheet setBodyText:error];
4473     [sheet popupAlertAnimated:YES];
4474 }
4475
4476 - (void) setProgressTitle:(NSString *)title {
4477     [self
4478         performSelectorOnMainThread:@selector(_setProgressTitle:)
4479         withObject:title
4480         waitUntilDone:YES
4481     ];
4482 }
4483
4484 - (void) setProgressPercent:(float)percent {
4485     [self
4486         performSelectorOnMainThread:@selector(_setProgressPercent:)
4487         withObject:[NSNumber numberWithFloat:percent]
4488         waitUntilDone:YES
4489     ];
4490 }
4491
4492 - (void) startProgress {
4493 }
4494
4495 - (void) addProgressOutput:(NSString *)output {
4496     [self
4497         performSelectorOnMainThread:@selector(_addProgressOutput:)
4498         withObject:output
4499         waitUntilDone:YES
4500     ];
4501 }
4502
4503 - (bool) isCancelling:(size_t)received {
4504     return false;
4505 }
4506
4507 - (void) _setConfigurationData:(NSString *)data {
4508     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4509
4510     _assert(conffile_r(data));
4511
4512     NSString *ofile = conffile_r[1];
4513     //NSString *nfile = conffile_r[2];
4514
4515     UIActionSheet *sheet = [[[UIActionSheet alloc]
4516         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4517         buttons:[NSArray arrayWithObjects:
4518             UCLocalize("KEEP_OLD_COPY"),
4519             UCLocalize("ACCEPT_NEW_COPY"),
4520             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4521         nil]
4522         defaultButtonIndex:0
4523         delegate:self
4524         context:@"conffile"
4525     ] autorelease];
4526
4527     [sheet setBodyText:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]];
4528     [sheet popupAlertAnimated:YES];
4529 }
4530
4531 - (void) _setProgressTitle:(NSString *)title {
4532     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4533     for (size_t i(0), e([words count]); i != e; ++i) {
4534         NSString *word([words objectAtIndex:i]);
4535         if (Package *package = [database_ packageWithName:word])
4536             [words replaceObjectAtIndex:i withObject:[package name]];
4537     }
4538
4539     [status_ setText:[words componentsJoinedByString:@" "]];
4540 }
4541
4542 - (void) _setProgressPercent:(NSNumber *)percent {
4543     [progress_ setProgress:[percent floatValue]];
4544 }
4545
4546 - (void) _addProgressOutput:(NSString *)output {
4547     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4548     CGSize size = [output_ contentSize];
4549     CGRect rect = {{0, size.height}, {size.width, 0}};
4550     [output_ scrollRectToVisible:rect animated:YES];
4551 }
4552
4553 - (BOOL) isRunning {
4554     return running_;
4555 }
4556
4557 @end
4558 /* }}} */
4559
4560 /* Package Cell {{{ */
4561 @interface PackageCell : UITableCell {
4562     UIImage *icon_;
4563     NSString *name_;
4564     NSString *description_;
4565     bool commercial_;
4566     NSString *source_;
4567     UIImage *badge_;
4568     bool cached_;
4569     Package *package_;
4570 #ifdef USE_BADGES
4571     UITextLabel *status_;
4572 #endif
4573 }
4574
4575 - (PackageCell *) init;
4576 - (void) setPackage:(Package *)package;
4577
4578 + (int) heightForPackage:(Package *)package;
4579
4580 @end
4581
4582 @implementation PackageCell
4583
4584 - (void) clearPackage {
4585     if (icon_ != nil) {
4586         [icon_ release];
4587         icon_ = nil;
4588     }
4589
4590     if (name_ != nil) {
4591         [name_ release];
4592         name_ = nil;
4593     }
4594
4595     if (description_ != nil) {
4596         [description_ release];
4597         description_ = nil;
4598     }
4599
4600     if (source_ != nil) {
4601         [source_ release];
4602         source_ = nil;
4603     }
4604
4605     if (badge_ != nil) {
4606         [badge_ release];
4607         badge_ = nil;
4608     }
4609
4610     [package_ release];
4611     package_ = nil;
4612 }
4613
4614 - (void) dealloc {
4615     [self clearPackage];
4616 #ifdef USE_BADGES
4617     [status_ release];
4618 #endif
4619     [super dealloc];
4620 }
4621
4622 - (PackageCell *) init {
4623     if ((self = [super init]) != nil) {
4624 #ifdef USE_BADGES
4625         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 68, 280, 20)];
4626         [status_ setBackgroundColor:[UIColor clearColor]];
4627         [status_ setFont:small];
4628 #endif
4629     } return self;
4630 }
4631
4632 - (void) setPackage:(Package *)package {
4633     [self clearPackage];
4634     [package parse];
4635
4636     Source *source = [package source];
4637
4638     icon_ = [[package icon] retain];
4639     name_ = [[package name] retain];
4640     description_ = [[package shortDescription] retain];
4641     commercial_ = [package isCommercial];
4642
4643     package_ = [package retain];
4644
4645     NSString *label = nil;
4646     bool trusted = false;
4647
4648     if (source != nil) {
4649         label = [source label];
4650         trusted = [source trusted];
4651     } else if ([[package id] isEqualToString:@"firmware"])
4652         label = UCLocalize("APPLE");
4653     else
4654         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4655
4656     NSString *from(label);
4657
4658     NSString *section = [package simpleSection];
4659     if (section != nil && ![section isEqualToString:label]) {
4660         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4661         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4662     }
4663
4664     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4665     source_ = [from retain];
4666
4667     if (NSString *purpose = [package primaryPurpose])
4668         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4669             badge_ = [badge_ retain];
4670
4671 #ifdef USE_BADGES
4672     if (NSString *mode = [package mode]) {
4673         [badge_ setImage:[UIImage applicationImageNamed:
4674             [mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"] ? @"removing.png" : @"installing.png"
4675         ]];
4676
4677         [status_ setText:[NSString stringWithFormat:UCLocalize("QUEUED_FOR"), UCLocalize(mode)]];
4678         [status_ setColor:[UIColor colorWithCGColor:Blueish_]];
4679     } else if ([package half]) {
4680         [badge_ setImage:[UIImage applicationImageNamed:@"damaged.png"]];
4681         [status_ setText:UCLocalize("PACKAGE_DAMAGED")];
4682         [status_ setColor:[UIColor redColor]];
4683     } else {
4684         [badge_ setImage:nil];
4685         [status_ setText:nil];
4686     }
4687 #endif
4688
4689     cached_ = false;
4690 }
4691
4692 - (void) drawRect:(CGRect)rect {
4693     if (!cached_) {
4694         UIColor *color;
4695
4696         if (NSString *mode = [package_ mode]) {
4697             bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4698             color = remove ? RemovingColor_ : InstallingColor_;
4699         } else
4700             color = [UIColor whiteColor];
4701
4702         [self setBackgroundColor:color];
4703         cached_ = true;
4704     }
4705
4706     [super drawRect:rect];
4707 }
4708
4709 - (void) drawBackgroundInRect:(CGRect)rect withFade:(float)fade {
4710     if (fade == 0) {
4711         CGContextRef context(UIGraphicsGetCurrentContext());
4712         [[self backgroundColor] set];
4713         CGRect back(rect);
4714         back.size.height -= 1;
4715         CGContextFillRect(context, back);
4716     }
4717
4718     [super drawBackgroundInRect:rect withFade:fade];
4719 }
4720
4721 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4722     if (icon_ != nil) {
4723         CGRect rect;
4724         rect.size = [icon_ size];
4725
4726         rect.size.width /= 2;
4727         rect.size.height /= 2;
4728
4729         rect.origin.x = 25 - rect.size.width / 2;
4730         rect.origin.y = 25 - rect.size.height / 2;
4731
4732         [icon_ drawInRect:rect];
4733     }
4734
4735     if (badge_ != nil) {
4736         CGSize size = [badge_ size];
4737
4738         [badge_ drawAtPoint:CGPointMake(
4739             36 - size.width / 2,
4740             36 - size.height / 2
4741         )];
4742     }
4743
4744     if (selected)
4745         UISetColor(White_);
4746
4747     if (!selected)
4748         UISetColor(commercial_ ? Purple_ : Black_);
4749     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
4750     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
4751
4752     if (!selected)
4753         UISetColor(commercial_ ? Purplish_ : Gray_);
4754     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
4755
4756     [super drawContentInRect:rect selected:selected];
4757 }
4758
4759 - (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
4760     cached_ = false;
4761     [super setSelected:selected withFade:fade];
4762 }
4763
4764 + (int) heightForPackage:(Package *)package {
4765     return 73;
4766 }
4767
4768 @end
4769 /* }}} */
4770 /* Section Cell {{{ */
4771 @interface SectionCell : UISimpleTableCell {
4772     NSString *section_;
4773     NSString *name_;
4774     NSString *count_;
4775     UIImage *icon_;
4776     _UISwitchSlider *switch_;
4777     BOOL editing_;
4778 }
4779
4780 - (id) init;
4781 - (void) setSection:(Section *)section editing:(BOOL)editing;
4782
4783 @end
4784
4785 @implementation SectionCell
4786
4787 - (void) clearSection {
4788     if (section_ != nil) {
4789         [section_ release];
4790         section_ = nil;
4791     }
4792
4793     if (name_ != nil) {
4794         [name_ release];
4795         name_ = nil;
4796     }
4797
4798     if (count_ != nil) {
4799         [count_ release];
4800         count_ = nil;
4801     }
4802 }
4803
4804 - (void) dealloc {
4805     [self clearSection];
4806     [icon_ release];
4807     [switch_ release];
4808     [super dealloc];
4809 }
4810
4811 - (id) init {
4812     if ((self = [super init]) != nil) {
4813         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
4814
4815         switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
4816         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:kUIControlEventMouseUpInside];
4817     } return self;
4818 }
4819
4820 - (void) onSwitch:(id)sender {
4821     NSMutableDictionary *metadata = [Sections_ objectForKey:section_];
4822     if (metadata == nil) {
4823         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
4824         [Sections_ setObject:metadata forKey:section_];
4825     }
4826
4827     Changed_ = true;
4828     [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
4829 }
4830
4831 - (void) setSection:(Section *)section editing:(BOOL)editing {
4832     if (editing != editing_) {
4833         if (editing_)
4834             [switch_ removeFromSuperview];
4835         else
4836             [self addSubview:switch_];
4837         editing_ = editing;
4838     }
4839
4840     [self clearSection];
4841
4842     if (section == nil) {
4843         name_ = [UCLocalize("ALL_PACKAGES") retain];
4844         count_ = nil;
4845     } else {
4846         section_ = [section localized];
4847         if (section_ != nil)
4848             section_ = [section_ retain];
4849         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
4850         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
4851
4852         if (editing_)
4853             [switch_ setValue:(isSectionVisible(section_) ? 1 : 0) animated:NO];
4854     }
4855 }
4856
4857 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4858     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
4859
4860     if (selected)
4861         UISetColor(White_);
4862
4863     if (!selected)
4864         UISetColor(Black_);
4865     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(editing_ ? 164 : 250) withFont:Font22Bold_ ellipsis:2];
4866
4867     CGSize size = [count_ sizeWithFont:Font14_];
4868
4869     UISetColor(White_);
4870     if (count_ != nil)
4871         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
4872
4873     [super drawContentInRect:rect selected:selected];
4874 }
4875
4876 @end
4877 /* }}} */
4878
4879 /* File Table {{{ */
4880 @interface FileTable : RVPage {
4881     _transient Database *database_;
4882     Package *package_;
4883     NSString *name_;
4884     NSMutableArray *files_;
4885     UITable *list_;
4886 }
4887
4888 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4889 - (void) setPackage:(Package *)package;
4890
4891 @end
4892
4893 @implementation FileTable
4894
4895 - (void) dealloc {
4896     if (package_ != nil)
4897         [package_ release];
4898     if (name_ != nil)
4899         [name_ release];
4900     [files_ release];
4901     [list_ release];
4902     [super dealloc];
4903 }
4904
4905 - (int) numberOfRowsInTable:(UITable *)table {
4906     return files_ == nil ? 0 : [files_ count];
4907 }
4908
4909 - (float) table:(UITable *)table heightForRow:(int)row {
4910     return 24;
4911 }
4912
4913 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
4914     if (reusing == nil) {
4915         reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
4916         UIFont *font = [UIFont systemFontOfSize:16];
4917         [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
4918     }
4919     [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
4920     return reusing;
4921 }
4922
4923 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
4924     return NO;
4925 }
4926
4927 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4928     if ((self = [super initWithBook:book]) != nil) {
4929         database_ = database;
4930
4931         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
4932
4933         list_ = [[UITable alloc] initWithFrame:[self bounds]];
4934         [self addSubview:list_];
4935
4936         UITableColumn *column = [[[UITableColumn alloc]
4937             initWithTitle:UCLocalize("NAME")
4938             identifier:@"name"
4939             width:[self frame].size.width
4940         ] autorelease];
4941
4942         [list_ setDataSource:self];
4943         [list_ setSeparatorStyle:1];
4944         [list_ addTableColumn:column];
4945         [list_ setDelegate:self];
4946         [list_ setReusesTableCells:YES];
4947     } return self;
4948 }
4949
4950 - (void) setPackage:(Package *)package {
4951     if (package_ != nil) {
4952         [package_ autorelease];
4953         package_ = nil;
4954     }
4955
4956     if (name_ != nil) {
4957         [name_ release];
4958         name_ = nil;
4959     }
4960
4961     [files_ removeAllObjects];
4962
4963     if (package != nil) {
4964         package_ = [package retain];
4965         name_ = [[package id] retain];
4966
4967         if (NSArray *files = [package files])
4968             [files_ addObjectsFromArray:files];
4969
4970         if ([files_ count] != 0) {
4971             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
4972                 [files_ removeObjectAtIndex:0];
4973             [files_ sortUsingSelector:@selector(compareByPath:)];
4974
4975             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
4976             [stack addObject:@"/"];
4977
4978             for (int i(0), e([files_ count]); i != e; ++i) {
4979                 NSString *file = [files_ objectAtIndex:i];
4980                 while (![file hasPrefix:[stack lastObject]])
4981                     [stack removeLastObject];
4982                 NSString *directory = [stack lastObject];
4983                 [stack addObject:[file stringByAppendingString:@"/"]];
4984                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
4985                     ([stack count] - 2) * 3, "",
4986                     [file substringFromIndex:[directory length]]
4987                 ]];
4988             }
4989         }
4990     }
4991
4992     [list_ reloadData];
4993 }
4994
4995 - (void) resetViewAnimated:(BOOL)animated {
4996     [list_ resetViewAnimated:animated];
4997 }
4998
4999 - (void) reloadData {
5000     [self setPackage:[database_ packageWithName:name_]];
5001     [self reloadButtons];
5002 }
5003
5004 - (NSString *) title {
5005     return UCLocalize("INSTALLED_FILES");
5006 }
5007
5008 - (NSString *) backButtonTitle {
5009     return UCLocalize("FILES");
5010 }
5011
5012 @end
5013 /* }}} */
5014 /* Package View {{{ */
5015 @interface PackageView : CydiaBrowserView {
5016     _transient Database *database_;
5017     Package *package_;
5018     NSString *name_;
5019     bool commercial_;
5020     NSMutableArray *buttons_;
5021 }
5022
5023 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5024 - (void) setPackage:(Package *)package;
5025
5026 @end
5027
5028 @implementation PackageView
5029
5030 - (void) dealloc {
5031     if (package_ != nil)
5032         [package_ release];
5033     if (name_ != nil)
5034         [name_ release];
5035     [buttons_ release];
5036     [super dealloc];
5037 }
5038
5039 - (void) release {
5040     if ([self retainCount] == 1)
5041         [delegate_ setPackageView:self];
5042     [super release];
5043 }
5044
5045 /* XXX: this is not safe at all... localization of /fail/ */
5046 - (void) _clickButtonWithName:(NSString *)name {
5047     if ([name isEqualToString:UCLocalize("CLEAR")])
5048         [delegate_ clearPackage:package_];
5049     else if ([name isEqualToString:UCLocalize("INSTALL")])
5050         [delegate_ installPackage:package_];
5051     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5052         [delegate_ installPackage:package_];
5053     else if ([name isEqualToString:UCLocalize("REMOVE")])
5054         [delegate_ removePackage:package_];
5055     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5056         [delegate_ installPackage:package_];
5057     else _assert(false);
5058 }
5059
5060 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5061     NSString *context([sheet context]);
5062
5063     if ([context isEqualToString:@"modify"]) {
5064         int count = [buttons_ count];
5065         _assert(count != 0);
5066         _assert(button <= count + 1);
5067
5068         if (count != button - 1)
5069             [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
5070
5071         [sheet dismiss];
5072     } else
5073         [super alertSheet:sheet buttonClicked:button];
5074 }
5075
5076 - (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
5077     return [super webView:sender didFinishLoadForFrame:frame];
5078 }
5079
5080 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5081     [super webView:sender didClearWindowObject:window forFrame:frame];
5082     [window setValue:package_ forKey:@"package"];
5083 }
5084
5085 - (bool) _allowJavaScriptPanel {
5086     return commercial_;
5087 }
5088
5089 #if !AlwaysReload
5090 - (void) __rightButtonClicked {
5091     int count = [buttons_ count];
5092     _assert(count != 0);
5093
5094     if (count == 1)
5095         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5096     else {
5097         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
5098         [buttons addObjectsFromArray:buttons_];
5099         [buttons addObject:UCLocalize("CANCEL")];
5100
5101         [delegate_ slideUp:[[[UIActionSheet alloc]
5102             initWithTitle:nil
5103             buttons:buttons
5104             defaultButtonIndex:([buttons count] - 1)
5105             delegate:self
5106             context:@"modify"
5107         ] autorelease]];
5108     }
5109 }
5110
5111 - (void) _rightButtonClicked {
5112     if (commercial_)
5113         [super _rightButtonClicked];
5114     else
5115         [self __rightButtonClicked];
5116 }
5117 #endif
5118
5119 - (id) _rightButtonTitle {
5120     int count = [buttons_ count];
5121     return count == 0 ? nil : count != 1 ? UCLocalize("MODIFY") : [buttons_ objectAtIndex:0];
5122 }
5123
5124 - (NSString *) backButtonTitle {
5125     return @"Details";
5126 }
5127
5128 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5129     if ((self = [super initWithBook:book]) != nil) {
5130         database_ = database;
5131         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5132         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5133     } return self;
5134 }
5135
5136 - (void) setPackage:(Package *)package {
5137     if (package_ != nil) {
5138         [package_ autorelease];
5139         package_ = nil;
5140     }
5141
5142     if (name_ != nil) {
5143         [name_ release];
5144         name_ = nil;
5145     }
5146
5147     [buttons_ removeAllObjects];
5148
5149     if (package != nil) {
5150         [package parse];
5151
5152         package_ = [package retain];
5153         name_ = [[package id] retain];
5154         commercial_ = [package isCommercial];
5155
5156         if ([package_ mode] != nil)
5157             [buttons_ addObject:UCLocalize("CLEAR")];
5158         if ([package_ source] == nil);
5159         else if ([package_ upgradableAndEssential:NO])
5160             [buttons_ addObject:UCLocalize("UPGRADE")];
5161         else if ([package_ uninstalled])
5162             [buttons_ addObject:UCLocalize("INSTALL")];
5163         else
5164             [buttons_ addObject:UCLocalize("REINSTALL")];
5165         if (![package_ uninstalled])
5166             [buttons_ addObject:UCLocalize("REMOVE")];
5167
5168         if (special_ != NULL) {
5169             CGRect frame([webview_ frame]);
5170             frame.size.width = 320;
5171             frame.size.height = 0;
5172             [webview_ setFrame:frame];
5173
5174             [scroller_ scrollPointVisibleAtTopLeft:CGPointZero];
5175
5176             WebThreadLock();
5177             [[[webview_ webView] windowScriptObject] setValue:package_ forKey:@"package"];
5178
5179             [self setButtonTitle:nil withStyle:nil toFunction:nil];
5180
5181             [self setFinishHook:nil];
5182             [self setPopupHook:nil];
5183             WebThreadUnlock();
5184
5185             //[self yieldToSelector:@selector(callFunction:) withObject:special_];
5186             [super callFunction:special_];
5187         }
5188     }
5189
5190     [self reloadButtons];
5191 }
5192
5193 - (bool) isLoading {
5194     return commercial_ ? [super isLoading] : false;
5195 }
5196
5197 - (void) reloadData {
5198     [self setPackage:[database_ packageWithName:name_]];
5199 }
5200
5201 @end
5202 /* }}} */
5203 /* Package Table {{{ */
5204 @interface PackageTable : RVPage {
5205     _transient Database *database_;
5206     NSString *title_;
5207     NSMutableArray *packages_;
5208     NSMutableArray *sections_;
5209     UISectionList *list_;
5210 }
5211
5212 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title;
5213
5214 - (void) setDelegate:(id)delegate;
5215
5216 - (void) reloadData;
5217 - (void) resetCursor;
5218
5219 - (UISectionList *) list;
5220
5221 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5222
5223 @end
5224
5225 @implementation PackageTable
5226
5227 - (void) dealloc {
5228     [list_ setDataSource:nil];
5229
5230     [title_ release];
5231     [packages_ release];
5232     [sections_ release];
5233     [list_ release];
5234     [super dealloc];
5235 }
5236
5237 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5238     return [sections_ count];
5239 }
5240
5241 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5242     return [[sections_ objectAtIndex:section] name];
5243 }
5244
5245 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5246     return [[sections_ objectAtIndex:section] row];
5247 }
5248
5249 - (int) numberOfRowsInTable:(UITable *)table {
5250     return [packages_ count];
5251 }
5252
5253 - (float) table:(UITable *)table heightForRow:(int)row {
5254     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
5255 }
5256
5257 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
5258     if (reusing == nil)
5259         reusing = [[[PackageCell alloc] init] autorelease];
5260     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
5261     return reusing;
5262 }
5263
5264 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5265     return NO;
5266 }
5267
5268 - (void) tableRowSelected:(NSNotification *)notification {
5269     int row = [[notification object] selectedRow];
5270     if (row == INT_MAX)
5271         return;
5272
5273     Package *package = [packages_ objectAtIndex:row];
5274     package = [database_ packageWithName:[package id]];
5275     PackageView *view([delegate_ packageView]);
5276     [view setPackage:package];
5277     [view setDelegate:delegate_];
5278     [book_ pushPage:view];
5279 }
5280
5281 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title {
5282     if ((self = [super initWithBook:book]) != nil) {
5283         database_ = database;
5284         title_ = [title retain];
5285
5286         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5287         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5288
5289         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:YES];
5290         [list_ setDataSource:self];
5291
5292         UITableColumn *column = [[[UITableColumn alloc]
5293             initWithTitle:UCLocalize("NAME")
5294             identifier:@"name"
5295             width:[self frame].size.width
5296         ] autorelease];
5297
5298         UITable *table = [list_ table];
5299         [table setSeparatorStyle:1];
5300         [table addTableColumn:column];
5301         [table setDelegate:self];
5302         [table setReusesTableCells:YES];
5303
5304         [self addSubview:list_];
5305
5306         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5307         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5308     } return self;
5309 }
5310
5311 - (void) setDelegate:(id)delegate {
5312     delegate_ = delegate;
5313 }
5314
5315 - (bool) hasPackage:(Package *)package {
5316     return true;
5317 }
5318
5319 - (void) reloadData {
5320     NSArray *packages = [database_ packages];
5321
5322     [packages_ removeAllObjects];
5323     [sections_ removeAllObjects];
5324
5325     _profile(PackageTable$reloadData$Filter)
5326         for (Package *package in packages)
5327             if ([self hasPackage:package])
5328                 [packages_ addObject:package];
5329     _end
5330
5331     Section *section = nil;
5332
5333     _profile(PackageTable$reloadData$Section)
5334         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5335             Package *package;
5336             unichar index;
5337
5338             _profile(PackageTable$reloadData$Section$Package)
5339                 package = [packages_ objectAtIndex:offset];
5340                 index = [package index];
5341             _end
5342
5343             if (section == nil || [section index] != index) {
5344                 _profile(PackageTable$reloadData$Section$Allocate)
5345                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5346                 _end
5347
5348                 _profile(PackageTable$reloadData$Section$Add)
5349                     [sections_ addObject:section];
5350                 _end
5351             }
5352
5353             [section addToCount];
5354         }
5355     _end
5356
5357     _profile(PackageTable$reloadData$List)
5358         [list_ reloadData];
5359     _end
5360 }
5361
5362 - (NSString *) title {
5363     return title_;
5364 }
5365
5366 - (void) resetViewAnimated:(BOOL)animated {
5367     [list_ resetViewAnimated:animated];
5368 }
5369
5370 - (void) resetCursor {
5371     [[list_ table] scrollPointVisibleAtTopLeft:CGPointMake(0, 0) animated:NO];
5372 }
5373
5374 - (UISectionList *) list {
5375     return list_;
5376 }
5377
5378 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5379     [list_ setShouldHideHeaderInShortLists:hide];
5380 }
5381
5382 @end
5383 /* }}} */
5384 /* Filtered Package Table {{{ */
5385 @interface FilteredPackageTable : PackageTable {
5386     SEL filter_;
5387     IMP imp_;
5388     id object_;
5389 }
5390
5391 - (void) setObject:(id)object;
5392
5393 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5394
5395 @end
5396
5397 @implementation FilteredPackageTable
5398
5399 - (void) dealloc {
5400     if (object_ != nil)
5401         [object_ release];
5402     [super dealloc];
5403 }
5404
5405 - (void) setObject:(id)object {
5406     if (object_ != nil)
5407         [object_ release];
5408     if (object == nil)
5409         object_ = nil;
5410     else
5411         object_ = [object retain];
5412 }
5413
5414 - (bool) hasPackage:(Package *)package {
5415     _profile(FilteredPackageTable$hasPackage)
5416         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5417     _end
5418 }
5419
5420 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5421     if ((self = [super initWithBook:book database:database title:title]) != nil) {
5422         filter_ = filter;
5423         object_ = object == nil ? nil : [object retain];
5424
5425         /* XXX: this is an unsafe optimization of doomy hell */
5426         Method method = class_getInstanceMethod([Package class], filter);
5427         _assert(method != NULL);
5428         imp_ = method_getImplementation(method);
5429         _assert(imp_ != NULL);
5430
5431         [self reloadData];
5432     } return self;
5433 }
5434
5435 @end
5436 /* }}} */
5437
5438 /* Add Source View {{{ */
5439 @interface AddSourceView : RVPage {
5440     _transient Database *database_;
5441 }
5442
5443 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5444
5445 @end
5446
5447 @implementation AddSourceView
5448
5449 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5450     if ((self = [super initWithBook:book]) != nil) {
5451         database_ = database;
5452     } return self;
5453 }
5454
5455 @end
5456 /* }}} */
5457 /* Source Cell {{{ */
5458 @interface SourceCell : UITableCell {
5459     UIImage *icon_;
5460     NSString *origin_;
5461     NSString *description_;
5462     NSString *label_;
5463 }
5464
5465 - (void) dealloc;
5466
5467 - (SourceCell *) initWithSource:(Source *)source;
5468
5469 @end
5470
5471 @implementation SourceCell
5472
5473 - (void) dealloc {
5474     [icon_ release];
5475     [origin_ release];
5476     [description_ release];
5477     [label_ release];
5478     [super dealloc];
5479 }
5480
5481 - (SourceCell *) initWithSource:(Source *)source {
5482     if ((self = [super init]) != nil) {
5483         if (icon_ == nil)
5484             icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5485         if (icon_ == nil)
5486             icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5487         icon_ = [icon_ retain];
5488
5489         origin_ = [[source name] retain];
5490         label_ = [[source uri] retain];
5491         description_ = [[source description] retain];
5492     } return self;
5493 }
5494
5495 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
5496     if (icon_ != nil)
5497         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5498
5499     if (selected)
5500         UISetColor(White_);
5501
5502     if (!selected)
5503         UISetColor(Black_);
5504     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
5505
5506     if (!selected)
5507         UISetColor(Blue_);
5508     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
5509
5510     if (!selected)
5511         UISetColor(Gray_);
5512     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
5513
5514     [super drawContentInRect:rect selected:selected];
5515 }
5516
5517 @end
5518 /* }}} */
5519 /* Source Table {{{ */
5520 @interface SourceTable : RVPage {
5521     _transient Database *database_;
5522     UISectionList *list_;
5523     NSMutableArray *sources_;
5524     UIActionSheet *alert_;
5525     int offset_;
5526
5527     NSString *href_;
5528     UIProgressHUD *hud_;
5529     NSError *error_;
5530
5531     //NSURLConnection *installer_;
5532     NSURLConnection *trivial_bz2_;
5533     NSURLConnection *trivial_gz_;
5534     //NSURLConnection *automatic_;
5535
5536     BOOL trivial_;
5537 }
5538
5539 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5540
5541 @end
5542
5543 @implementation SourceTable
5544
5545 - (void) _deallocConnection:(NSURLConnection *)connection {
5546     if (connection != nil) {
5547         [connection cancel];
5548         //[connection setDelegate:nil];
5549         [connection release];
5550     }
5551 }
5552
5553 - (void) dealloc {
5554     [[list_ table] setDelegate:nil];
5555     [list_ setDataSource:nil];
5556
5557     if (href_ != nil)
5558         [href_ release];
5559     if (hud_ != nil)
5560         [hud_ release];
5561     if (error_ != nil)
5562         [error_ release];
5563
5564     //[self _deallocConnection:installer_];
5565     [self _deallocConnection:trivial_gz_];
5566     [self _deallocConnection:trivial_bz2_];
5567     //[self _deallocConnection:automatic_];
5568
5569     [sources_ release];
5570     [list_ release];
5571     [super dealloc];
5572 }
5573
5574 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5575     return offset_ == 0 ? 1 : 2;
5576 }
5577
5578 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5579     switch (section + (offset_ == 0 ? 1 : 0)) {
5580         case 0: return UCLocalize("ENTERED_BY_USER");
5581         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5582
5583         default:
5584             _assert(false);
5585             return nil;
5586     }
5587 }
5588
5589 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5590     switch (section + (offset_ == 0 ? 1 : 0)) {
5591         case 0: return 0;
5592         case 1: return offset_;
5593
5594         default:
5595             _assert(false);
5596             return -1;
5597     }
5598 }
5599
5600 - (int) numberOfRowsInTable:(UITable *)table {
5601     return [sources_ count];
5602 }
5603
5604 - (float) table:(UITable *)table heightForRow:(int)row {
5605     Source *source = [sources_ objectAtIndex:row];
5606     return [source description] == nil ? 56 : 73;
5607 }
5608
5609 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
5610     Source *source = [sources_ objectAtIndex:row];
5611     // XXX: weird warning, stupid selectors ;P
5612     return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
5613 }
5614
5615 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5616     return YES;
5617 }
5618
5619 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5620     return YES;
5621 }
5622
5623 - (void) tableRowSelected:(NSNotification*)notification {
5624     UITable *table([list_ table]);
5625     int row([table selectedRow]);
5626     if (row == INT_MAX)
5627         return;
5628
5629     Source *source = [sources_ objectAtIndex:row];
5630
5631     PackageTable *packages = [[[FilteredPackageTable alloc]
5632         initWithBook:book_
5633         database:database_
5634         title:[source label]
5635         filter:@selector(isVisibleInSource:)
5636         with:source
5637     ] autorelease];
5638
5639     [packages setDelegate:delegate_];
5640
5641     [book_ pushPage:packages];
5642 }
5643
5644 - (BOOL) table:(UITable *)table canDeleteRow:(int)row {
5645     Source *source = [sources_ objectAtIndex:row];
5646     return [source record] != nil;
5647 }
5648
5649 - (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
5650     [[list_ table] setDeleteConfirmationRow:row];
5651 }
5652
5653 - (void) table:(UITable *)table deleteRow:(int)row {
5654     Source *source = [sources_ objectAtIndex:row];
5655     [Sources_ removeObjectForKey:[source key]];
5656     [delegate_ syncData];
5657 }
5658
5659 - (void) complete {
5660     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
5661         @"deb", @"Type",
5662         href_, @"URI",
5663         @"./", @"Distribution",
5664     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
5665
5666     [delegate_ syncData];
5667 }
5668
5669 - (NSString *) getWarning {
5670     NSString *href(href_);
5671     NSRange colon([href rangeOfString:@"://"]);
5672     if (colon.location != NSNotFound)
5673         href = [href substringFromIndex:(colon.location + 3)];
5674     href = [href stringByAddingPercentEscapes];
5675     href = [@"http://cydia.saurik.com/api/repotag/" stringByAppendingString:href];
5676     href = [href stringByCachingURLWithCurrentCDN];
5677
5678     NSURL *url([NSURL URLWithString:href]);
5679
5680     NSStringEncoding encoding;
5681     NSError *error(nil);
5682
5683     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
5684         return [warning length] == 0 ? nil : warning;
5685     return nil;
5686 }
5687
5688 - (void) _endConnection:(NSURLConnection *)connection {
5689     NSURLConnection **field = NULL;
5690     if (connection == trivial_bz2_)
5691         field = &trivial_bz2_;
5692     else if (connection == trivial_gz_)
5693         field = &trivial_gz_;
5694     _assert(field != NULL);
5695     [connection release];
5696     *field = nil;
5697
5698     if (
5699         trivial_bz2_ == nil &&
5700         trivial_gz_ == nil
5701     ) {
5702         bool defer(false);
5703
5704         if (trivial_) {
5705             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
5706                 defer = true;
5707
5708                 UIActionSheet *sheet = [[[UIActionSheet alloc]
5709                     initWithTitle:UCLocalize("SOURCE_WARNING")
5710                     buttons:[NSArray arrayWithObjects:UCLocalize("ADD_ANYWAY"), UCLocalize("CANCEL"), nil]
5711                     defaultButtonIndex:0
5712                     delegate:self
5713                     context:@"warning"
5714                 ] autorelease];
5715
5716                 [sheet setNumberOfRows:1];
5717
5718                 [sheet setBodyText:warning];
5719                 [sheet popupAlertAnimated:YES];
5720             } else
5721                 [self complete];
5722         } else if (error_ != nil) {
5723             UIActionSheet *sheet = [[[UIActionSheet alloc]
5724                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
5725                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5726                 defaultButtonIndex:0
5727                 delegate:self
5728                 context:@"urlerror"
5729             ] autorelease];
5730
5731             [sheet setBodyText:[error_ localizedDescription]];
5732             [sheet popupAlertAnimated:YES];
5733         } else {
5734             UIActionSheet *sheet = [[[UIActionSheet alloc]
5735                 initWithTitle:UCLocalize("NOT_REPOSITORY")
5736                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5737                 defaultButtonIndex:0
5738                 delegate:self
5739                 context:@"trivial"
5740             ] autorelease];
5741
5742             [sheet setBodyText:UCLocalize("NOT_REPOSITORY_EX")];
5743             [sheet popupAlertAnimated:YES];
5744         }
5745
5746         [delegate_ setStatusBarShowsProgress:NO];
5747         [delegate_ removeProgressHUD:hud_];
5748
5749         [hud_ autorelease];
5750         hud_ = nil;
5751
5752         if (!defer) {
5753             [href_ release];
5754             href_ = nil;
5755         }
5756
5757         if (error_ != nil) {
5758             [error_ release];
5759             error_ = nil;
5760         }
5761     }
5762 }
5763
5764 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
5765     switch ([response statusCode]) {
5766         case 200:
5767             trivial_ = YES;
5768     }
5769 }
5770
5771 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
5772     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
5773     if (error_ != nil)
5774         error_ = [error retain];
5775     [self _endConnection:connection];
5776 }
5777
5778 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
5779     [self _endConnection:connection];
5780 }
5781
5782 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
5783     NSMutableURLRequest *request = [NSMutableURLRequest
5784         requestWithURL:[NSURL URLWithString:href]
5785         cachePolicy:NSURLRequestUseProtocolCachePolicy
5786         timeoutInterval:20.0
5787     ];
5788
5789     [request setHTTPMethod:method];
5790
5791     if (Machine_ != NULL)
5792         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5793     if (UniqueID_ != nil)
5794         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5795
5796     if (Role_ != nil)
5797         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
5798
5799     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
5800 }
5801
5802 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5803     NSString *context([sheet context]);
5804
5805     if ([context isEqualToString:@"source"]) {
5806         switch (button) {
5807             case 1: {
5808                 NSString *href = [[sheet textField] text];
5809
5810                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
5811
5812                 if (![href hasSuffix:@"/"])
5813                     href_ = [href stringByAppendingString:@"/"];
5814                 else
5815                     href_ = href;
5816                 href_ = [href_ retain];
5817
5818                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
5819                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
5820                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
5821
5822                 trivial_ = false;
5823
5824                 hud_ = [[delegate_ addProgressHUD] retain];
5825                 [hud_ setText:UCLocalize("VERIFYING_URL")];
5826             } break;
5827
5828             case 2:
5829             break;
5830
5831             default:
5832                 _assert(false);
5833         }
5834
5835         [sheet dismiss];
5836     } else if ([context isEqualToString:@"trivial"])
5837         [sheet dismiss];
5838     else if ([context isEqualToString:@"urlerror"])
5839         [sheet dismiss];
5840     else if ([context isEqualToString:@"warning"]) {
5841         switch (button) {
5842             case 1:
5843                 [self complete];
5844             break;
5845
5846             case 2:
5847             break;
5848
5849             default:
5850                 _assert(false);
5851         }
5852
5853         [href_ release];
5854         href_ = nil;
5855
5856         [sheet dismiss];
5857     }
5858 }
5859
5860 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5861     if ((self = [super initWithBook:book]) != nil) {
5862         database_ = database;
5863         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
5864
5865         //list_ = [[UITable alloc] initWithFrame:[self bounds]];
5866         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
5867         [list_ setShouldHideHeaderInShortLists:NO];
5868
5869         [self addSubview:list_];
5870         [list_ setDataSource:self];
5871
5872         UITableColumn *column = [[UITableColumn alloc]
5873             initWithTitle:UCLocalize("NAME")
5874             identifier:@"name"
5875             width:[self frame].size.width
5876         ];
5877
5878         UITable *table = [list_ table];
5879         [table setSeparatorStyle:1];
5880         [table addTableColumn:column];
5881         [table setDelegate:self];
5882
5883         [self reloadData];
5884
5885         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5886         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5887     } return self;
5888 }
5889
5890 - (void) reloadData {
5891     pkgSourceList list;
5892     _assert(list.ReadMainList());
5893
5894     [sources_ removeAllObjects];
5895     [sources_ addObjectsFromArray:[database_ sources]];
5896     _trace();
5897     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
5898     _trace();
5899
5900     int count = [sources_ count];
5901     for (offset_ = 0; offset_ != count; ++offset_) {
5902         Source *source = [sources_ objectAtIndex:offset_];
5903         if ([source record] == nil)
5904             break;
5905     }
5906
5907     [list_ reloadData];
5908 }
5909
5910 - (void) resetViewAnimated:(BOOL)animated {
5911     [list_ resetViewAnimated:animated];
5912 }
5913
5914 - (void) _leftButtonClicked {
5915     /*[book_ pushPage:[[[AddSourceView alloc]
5916         initWithBook:book_
5917         database:database_
5918     ] autorelease]];*/
5919
5920     UIActionSheet *sheet = [[[UIActionSheet alloc]
5921         initWithTitle:UCLocalize("ENTER_APT_URL")
5922         buttons:[NSArray arrayWithObjects:UCLocalize("ADD_SOURCE"), UCLocalize("CANCEL"), nil]
5923         defaultButtonIndex:0
5924         delegate:self
5925         context:@"source"
5926     ] autorelease];
5927
5928     [sheet setNumberOfRows:1];
5929
5930     [sheet addTextFieldWithValue:@"http://" label:@""];
5931
5932     UITextInputTraits *traits = [[sheet textField] textInputTraits];
5933     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
5934     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
5935     [traits setKeyboardType:UIKeyboardTypeURL];
5936     // XXX: UIReturnKeyDone
5937     [traits setReturnKeyType:UIReturnKeyNext];
5938
5939     [sheet popupAlertAnimated:YES];
5940 }
5941
5942 - (void) _rightButtonClicked {
5943     UITable *table = [list_ table];
5944     BOOL editing = [table isRowDeletionEnabled];
5945     [table enableRowDeletion:!editing animated:YES];
5946     [book_ reloadButtonsForPage:self];
5947 }
5948
5949 - (NSString *) title {
5950     return UCLocalize("SOURCES");
5951 }
5952
5953 - (NSString *) leftButtonTitle {
5954     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("ADD") : nil;
5955 }
5956
5957 - (id) rightButtonTitle {
5958     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("DONE") : UCLocalize("EDIT");
5959 }
5960
5961 - (UINavigationButtonStyle) rightButtonStyle {
5962     return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
5963 }
5964
5965 @end
5966 /* }}} */
5967
5968 /* Installed View {{{ */
5969 @interface InstalledView : RVPage {
5970     _transient Database *database_;
5971     FilteredPackageTable *packages_;
5972     BOOL expert_;
5973 }
5974
5975 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5976
5977 @end
5978
5979 @implementation InstalledView
5980
5981 - (void) dealloc {
5982     [packages_ release];
5983     [super dealloc];
5984 }
5985
5986 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5987     if ((self = [super initWithBook:book]) != nil) {
5988         database_ = database;
5989
5990         packages_ = [[FilteredPackageTable alloc]
5991             initWithBook:book
5992             database:database
5993             title:nil
5994             filter:@selector(isInstalledAndVisible:)
5995             with:[NSNumber numberWithBool:YES]
5996         ];
5997
5998         [self addSubview:packages_];
5999
6000         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6001         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6002     } return self;
6003 }
6004
6005 - (void) resetViewAnimated:(BOOL)animated {
6006     [packages_ resetViewAnimated:animated];
6007 }
6008
6009 - (void) reloadData {
6010     [packages_ reloadData];
6011 }
6012
6013 - (void) _rightButtonClicked {
6014     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6015     [packages_ reloadData];
6016     expert_ = !expert_;
6017     [book_ reloadButtonsForPage:self];
6018 }
6019
6020 - (NSString *) title {
6021     return UCLocalize("INSTALLED");
6022 }
6023
6024 - (NSString *) backButtonTitle {
6025     return UCLocalize("PACKAGES");
6026 }
6027
6028 - (id) rightButtonTitle {
6029     return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE");
6030 }
6031
6032 - (UINavigationButtonStyle) rightButtonStyle {
6033     return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6034 }
6035
6036 - (void) setDelegate:(id)delegate {
6037     [super setDelegate:delegate];
6038     [packages_ setDelegate:delegate];
6039 }
6040
6041 @end
6042 /* }}} */
6043
6044 /* Home View {{{ */
6045 @interface HomeView : CydiaBrowserView {
6046 }
6047
6048 @end
6049
6050 @implementation HomeView
6051
6052 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6053     NSString *context([sheet context]);
6054
6055     if ([context isEqualToString:@"about"])
6056         [sheet dismiss];
6057     else
6058         [super alertSheet:sheet buttonClicked:button];
6059 }
6060
6061 - (void) _leftButtonClicked {
6062     UIActionSheet *sheet = [[[UIActionSheet alloc]
6063         initWithTitle:UCLocalize("ABOUT_CYDIA")
6064         buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
6065         defaultButtonIndex:0
6066         delegate:self
6067         context:@"about"
6068     ] autorelease];
6069
6070     [sheet setBodyText:
6071         @"Copyright (C) 2008-2009\n"
6072         "Jay Freeman (saurik)\n"
6073         "saurik@saurik.com\n"
6074         "http://www.saurik.com/\n"
6075         "\n"
6076         "The Okori Group\n"
6077         "http://www.theokorigroup.com/\n"
6078         "\n"
6079         "College of Creative Studies,\n"
6080         "University of California,\n"
6081         "Santa Barbara\n"
6082         "http://www.ccs.ucsb.edu/"
6083     ];
6084
6085     [sheet popupAlertAnimated:YES];
6086 }
6087
6088 - (NSString *) leftButtonTitle {
6089     return UCLocalize("ABOUT");
6090 }
6091
6092 @end
6093 /* }}} */
6094 /* Manage View {{{ */
6095 @interface ManageView : CydiaBrowserView {
6096 }
6097
6098 @end
6099
6100 @implementation ManageView
6101
6102 - (NSString *) title {
6103     return UCLocalize("MANAGE");
6104 }
6105
6106 - (void) _leftButtonClicked {
6107     [delegate_ askForSettings];
6108 }
6109
6110 - (NSString *) leftButtonTitle {
6111     return UCLocalize("SETTINGS");
6112 }
6113
6114 #if !AlwaysReload
6115 - (id) _rightButtonTitle {
6116     return Queuing_ ? UCLocalize("QUEUE") : nil;
6117 }
6118
6119 - (UINavigationButtonStyle) rightButtonStyle {
6120     return Queuing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6121 }
6122
6123 - (void) _rightButtonClicked {
6124     [delegate_ queue];
6125 }
6126 #endif
6127
6128 - (bool) isLoading {
6129     return false;
6130 }
6131
6132 @end
6133 /* }}} */
6134
6135 /* Cydia Book {{{ */
6136 @interface CYBook : RVBook <
6137     ProgressDelegate
6138 > {
6139     _transient Database *database_;
6140     UINavigationBar *overlay_;
6141     UINavigationBar *underlay_;
6142     UIProgressIndicator *indicator_;
6143     UITextLabel *prompt_;
6144     UIProgressBar *progress_;
6145     UINavigationButton *cancel_;
6146     bool updating_;
6147 }
6148
6149 - (id) initWithFrame:(CGRect)frame database:(Database *)database;
6150 - (void) update;
6151 - (BOOL) updating;
6152
6153 @end
6154
6155 @implementation CYBook
6156
6157 - (void) dealloc {
6158     [overlay_ release];
6159     [indicator_ release];
6160     [prompt_ release];
6161     [progress_ release];
6162     [cancel_ release];
6163     [super dealloc];
6164 }
6165
6166 - (NSString *) getTitleForPage:(RVPage *)page {
6167     return [super getTitleForPage:page];
6168 }
6169
6170 - (BOOL) updating {
6171     return updating_;
6172 }
6173
6174 - (void) update {
6175     [UIView beginAnimations:nil context:NULL];
6176
6177     CGRect ovrframe = [overlay_ frame];
6178     ovrframe.origin.y = 0;
6179     [overlay_ setFrame:ovrframe];
6180
6181     CGRect barframe = [navbar_ frame];
6182     barframe.origin.y += ovrframe.size.height;
6183     [navbar_ setFrame:barframe];
6184
6185     CGRect trnframe = [transition_ frame];
6186     trnframe.origin.y += ovrframe.size.height;
6187     trnframe.size.height -= ovrframe.size.height;
6188     [transition_ setFrame:trnframe];
6189
6190     [UIView endAnimations];
6191
6192     [indicator_ startAnimation];
6193     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6194     [progress_ setProgress:0];
6195
6196     updating_ = true;
6197     [overlay_ addSubview:cancel_];
6198
6199     [NSThread
6200         detachNewThreadSelector:@selector(_update)
6201         toTarget:self
6202         withObject:nil
6203     ];
6204 }
6205
6206 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6207     NSString *context([sheet context]);
6208
6209     if ([context isEqualToString:@"refresh"])
6210         [sheet dismiss];
6211 }
6212
6213 - (void) _update_:(NSString *)error {
6214     updating_ = false;
6215
6216     [indicator_ stopAnimation];
6217
6218     [UIView beginAnimations:nil context:NULL];
6219
6220     CGRect ovrframe = [overlay_ frame];
6221     ovrframe.origin.y = -ovrframe.size.height;
6222     [overlay_ setFrame:ovrframe];
6223
6224     CGRect barframe = [navbar_ frame];
6225     barframe.origin.y -= ovrframe.size.height;
6226     [navbar_ setFrame:barframe];
6227
6228     CGRect trnframe = [transition_ frame];
6229     trnframe.origin.y -= ovrframe.size.height;
6230     trnframe.size.height += ovrframe.size.height;
6231     [transition_ setFrame:trnframe];
6232
6233     [UIView commitAnimations];
6234
6235     if (error == nil)
6236         [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
6237     else {
6238         UIActionSheet *sheet = [[[UIActionSheet alloc]
6239             initWithTitle:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), UCLocalize("REFRESH")]
6240             buttons:[NSArray arrayWithObjects:
6241                 UCLocalize("OK"),
6242             nil]
6243             defaultButtonIndex:0
6244             delegate:self
6245             context:@"refresh"
6246         ] autorelease];
6247
6248         [sheet setBodyText:error];
6249         [sheet popupAlertAnimated:YES];
6250
6251         [self reloadButtons];
6252     }
6253 }
6254
6255 - (id) initWithFrame:(CGRect)frame database:(Database *)database {
6256     if ((self = [super initWithFrame:frame]) != nil) {
6257         database_ = database;
6258
6259         CGRect ovrrect = [navbar_ bounds];
6260         ovrrect.size.height = [UINavigationBar defaultSize].height;
6261         ovrrect.origin.y = -ovrrect.size.height;
6262
6263         overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6264         [self addSubview:overlay_];
6265
6266         ovrrect.origin.y = frame.size.height;
6267         underlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6268         [underlay_ setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
6269         [self addSubview:underlay_];
6270
6271         [overlay_ setBarStyle:1];
6272         [underlay_ setBarStyle:1];
6273
6274         int barstyle = [overlay_ _barStyle:NO];
6275         bool ugly = barstyle == 0;
6276
6277         UIProgressIndicatorStyle style = ugly ?
6278             UIProgressIndicatorStyleMediumBrown :
6279             UIProgressIndicatorStyleMediumWhite;
6280
6281         CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
6282         unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
6283         CGRect indrect = {{indoffset, indoffset}, indsize};
6284
6285         indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
6286         [indicator_ setStyle:style];
6287         [overlay_ addSubview:indicator_];
6288
6289         CGSize prmsize = {215, indsize.height + 4};
6290
6291         CGRect prmrect = {{
6292             indoffset * 2 + indsize.width,
6293 #ifdef __OBJC2__
6294             -1 +
6295 #endif
6296             unsigned(ovrrect.size.height - prmsize.height) / 2
6297         }, prmsize};
6298
6299         UIFont *font = [UIFont systemFontOfSize:15];
6300
6301         prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
6302
6303         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6304         [prompt_ setBackgroundColor:[UIColor clearColor]];
6305         [prompt_ setFont:font];
6306
6307         [overlay_ addSubview:prompt_];
6308
6309         CGSize prgsize = {75, 100};
6310
6311         CGRect prgrect = {{
6312             ovrrect.size.width - prgsize.width - 10,
6313             (ovrrect.size.height - prgsize.height) / 2
6314         } , prgsize};
6315
6316         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
6317         [progress_ setStyle:0];
6318         [overlay_ addSubview:progress_];
6319
6320         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6321         [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
6322
6323         CGRect frame = [cancel_ frame];
6324         frame.origin.x = ovrrect.size.width - frame.size.width - 5;
6325         frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
6326         [cancel_ setFrame:frame];
6327
6328         [cancel_ setBarStyle:barstyle];
6329     } return self;
6330 }
6331
6332 - (void) _onCancel {
6333     updating_ = false;
6334     [cancel_ removeFromSuperview];
6335 }
6336
6337 - (void) _update { _pooled
6338     Status status;
6339     status.setDelegate(self);
6340
6341     NSString *error([database_ updateWithStatus:status]);
6342
6343     [self
6344         performSelectorOnMainThread:@selector(_update_:)
6345         withObject:error
6346         waitUntilDone:NO
6347     ];
6348 }
6349
6350 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
6351     [prompt_ setText:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6352 }
6353
6354 - (void) setProgressTitle:(NSString *)title {
6355     [self
6356         performSelectorOnMainThread:@selector(_setProgressTitle:)
6357         withObject:title
6358         waitUntilDone:YES
6359     ];
6360 }
6361
6362 - (void) setProgressPercent:(float)percent {
6363     [self
6364         performSelectorOnMainThread:@selector(_setProgressPercent:)
6365         withObject:[NSNumber numberWithFloat:percent]
6366         waitUntilDone:YES
6367     ];
6368 }
6369
6370 - (void) startProgress {
6371 }
6372
6373 - (void) addProgressOutput:(NSString *)output {
6374     [self
6375         performSelectorOnMainThread:@selector(_addProgressOutput:)
6376         withObject:output
6377         waitUntilDone:YES
6378     ];
6379 }
6380
6381 - (bool) isCancelling:(size_t)received {
6382     return !updating_;
6383 }
6384
6385 - (void) _setProgressTitle:(NSString *)title {
6386     [prompt_ setText:title];
6387 }
6388
6389 - (void) _setProgressPercent:(NSNumber *)percent {
6390     [progress_ setProgress:[percent floatValue]];
6391 }
6392
6393 - (void) _addProgressOutput:(NSString *)output {
6394 }
6395
6396 @end
6397 /* }}} */
6398 /* Cydia:// Protocol {{{ */
6399 @interface CydiaURLProtocol : NSURLProtocol {
6400 }
6401
6402 @end
6403
6404 @implementation CydiaURLProtocol
6405
6406 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6407     NSURL *url([request URL]);
6408     if (url == nil)
6409         return NO;
6410     NSString *scheme([[url scheme] lowercaseString]);
6411     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6412         return NO;
6413     return YES;
6414 }
6415
6416 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6417     return request;
6418 }
6419
6420 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6421     id<NSURLProtocolClient> client([self client]);
6422     if (icon == nil)
6423         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6424     else {
6425         NSData *data(UIImagePNGRepresentation(icon));
6426
6427         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6428         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6429         [client URLProtocol:self didLoadData:data];
6430         [client URLProtocolDidFinishLoading:self];
6431     }
6432 }
6433
6434 - (void) startLoading {
6435     id<NSURLProtocolClient> client([self client]);
6436     NSURLRequest *request([self request]);
6437
6438     NSURL *url([request URL]);
6439     NSString *href([url absoluteString]);
6440
6441     NSString *path([href substringFromIndex:8]);
6442     NSRange slash([path rangeOfString:@"/"]);
6443
6444     NSString *command;
6445     if (slash.location == NSNotFound) {
6446         command = path;
6447         path = nil;
6448     } else {
6449         command = [path substringToIndex:slash.location];
6450         path = [path substringFromIndex:(slash.location + 1)];
6451     }
6452
6453     Database *database([Database sharedInstance]);
6454
6455     if ([command isEqualToString:@"package-icon"]) {
6456         if (path == nil)
6457             goto fail;
6458         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6459         Package *package([database packageWithName:path]);
6460         if (package == nil)
6461             goto fail;
6462         UIImage *icon([package icon]);
6463         [self _returnPNGWithImage:icon forRequest:request];
6464     } else if ([command isEqualToString:@"source-icon"]) {
6465         if (path == nil)
6466             goto fail;
6467         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6468         NSString *source(Simplify(path));
6469         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6470         if (icon == nil)
6471             icon = [UIImage applicationImageNamed:@"unknown.png"];
6472         [self _returnPNGWithImage:icon forRequest:request];
6473     } else if ([command isEqualToString:@"uikit-image"]) {
6474         if (path == nil)
6475             goto fail;
6476         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6477         UIImage *icon(_UIImageWithName(path));
6478         [self _returnPNGWithImage:icon forRequest:request];
6479     } else if ([command isEqualToString:@"section-icon"]) {
6480         if (path == nil)
6481             goto fail;
6482         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6483         NSString *section(Simplify(path));
6484         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6485         if (icon == nil)
6486             icon = [UIImage applicationImageNamed:@"unknown.png"];
6487         [self _returnPNGWithImage:icon forRequest:request];
6488     } else fail: {
6489         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6490     }
6491 }
6492
6493 - (void) stopLoading {
6494 }
6495
6496 @end
6497 /* }}} */
6498
6499 /* Sections View {{{ */
6500 @interface SectionsView : RVPage {
6501     _transient Database *database_;
6502     NSMutableArray *sections_;
6503     NSMutableArray *filtered_;
6504     UITransitionView *transition_;
6505     UITable *list_;
6506     UIView *accessory_;
6507     BOOL editing_;
6508 }
6509
6510 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6511 - (void) reloadData;
6512 - (void) resetView;
6513
6514 @end
6515
6516 @implementation SectionsView
6517
6518 - (void) dealloc {
6519     [list_ setDataSource:nil];
6520     [list_ setDelegate:nil];
6521
6522     [sections_ release];
6523     [filtered_ release];
6524     [transition_ release];
6525     [list_ release];
6526     [accessory_ release];
6527     [super dealloc];
6528 }
6529
6530 - (int) numberOfRowsInTable:(UITable *)table {
6531     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6532 }
6533
6534 - (float) table:(UITable *)table heightForRow:(int)row {
6535     return 45;
6536 }
6537
6538 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6539     if (reusing == nil)
6540         reusing = [[[SectionCell alloc] init] autorelease];
6541     [(SectionCell *)reusing setSection:(editing_ ?
6542         [sections_ objectAtIndex:row] :
6543         (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
6544     ) editing:editing_];
6545     return reusing;
6546 }
6547
6548 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6549     return !editing_;
6550 }
6551
6552 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
6553     return !editing_;
6554 }
6555
6556 - (void) tableRowSelected:(NSNotification *)notification {
6557     int row = [[notification object] selectedRow];
6558     if (row == INT_MAX)
6559         return;
6560
6561     Section *section;
6562     NSString *name;
6563     NSString *title;
6564
6565     if (row == 0) {
6566         section = nil;
6567         name = nil;
6568         title = UCLocalize("ALL_PACKAGES");
6569     } else {
6570         section = [filtered_ objectAtIndex:(row - 1)];
6571         name = [section name];
6572
6573         if (name != nil) {
6574             name = [NSString stringWithString:name];
6575             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6576         } else {
6577             name = @"";
6578             title = UCLocalize("NO_SECTION");
6579         }
6580     }
6581
6582     PackageTable *table = [[[FilteredPackageTable alloc]
6583         initWithBook:book_
6584         database:database_
6585         title:title
6586         filter:@selector(isVisiblyUninstalledInSection:)
6587         with:name
6588     ] autorelease];
6589
6590     [table setDelegate:delegate_];
6591
6592     [book_ pushPage:table];
6593 }
6594
6595 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6596     if ((self = [super initWithBook:book]) != nil) {
6597         database_ = database;
6598
6599         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6600         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6601
6602         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
6603         [self addSubview:transition_];
6604
6605         list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
6606         [transition_ transition:0 toView:list_];
6607
6608         UITableColumn *column = [[[UITableColumn alloc]
6609             initWithTitle:UCLocalize("NAME")
6610             identifier:@"name"
6611             width:[self frame].size.width
6612         ] autorelease];
6613
6614         [list_ setDataSource:self];
6615         [list_ setSeparatorStyle:1];
6616         [list_ addTableColumn:column];
6617         [list_ setDelegate:self];
6618         [list_ setReusesTableCells:YES];
6619
6620         [self reloadData];
6621
6622         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6623         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6624     } return self;
6625 }
6626
6627 - (void) reloadData {
6628     NSArray *packages = [database_ packages];
6629
6630     [sections_ removeAllObjects];
6631     [filtered_ removeAllObjects];
6632
6633 #if 0
6634     typedef __gnu_cxx::hash_map<NSString *, Section *, NSStringMapHash, NSStringMapEqual> SectionMap;
6635     SectionMap sections;
6636     sections.resize(64);
6637 #else
6638     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6639 #endif
6640
6641     _trace();
6642     for (Package *package in packages) {
6643         NSString *name([package section]);
6644         NSString *key(name == nil ? @"" : name);
6645
6646 #if 0
6647         Section **section;
6648
6649         _profile(SectionsView$reloadData$Section)
6650             section = &sections[key];
6651             if (*section == nil) {
6652                 _profile(SectionsView$reloadData$Section$Allocate)
6653                     *section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6654                 _end
6655             }
6656         _end
6657
6658         [*section addToCount];
6659
6660         _profile(SectionsView$reloadData$Filter)
6661             if (![package valid] || ![package uninstalled] || ![package visible])
6662                 continue;
6663         _end
6664
6665         [*section addToRow];
6666 #else
6667         Section *section;
6668
6669         _profile(SectionsView$reloadData$Section)
6670             section = [sections objectForKey:key];
6671             if (section == nil) {
6672                 _profile(SectionsView$reloadData$Section$Allocate)
6673                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6674                     [sections setObject:section forKey:key];
6675                 _end
6676             }
6677         _end
6678
6679         [section addToCount];
6680
6681         _profile(SectionsView$reloadData$Filter)
6682             if (![package valid] || ![package uninstalled] || ![package visible])
6683                 continue;
6684         _end
6685
6686         [section addToRow];
6687 #endif
6688     }
6689     _trace();
6690
6691 #if 0
6692     for (SectionMap::const_iterator i(sections.begin()), e(sections.end()); i != e; ++i)
6693         [sections_ addObject:i->second];
6694 #else
6695     [sections_ addObjectsFromArray:[sections allValues]];
6696 #endif
6697
6698     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6699
6700     for (Section *section in sections_) {
6701         size_t count([section row]);
6702         if (count == 0)
6703             continue;
6704
6705         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6706         [section setCount:count];
6707         [filtered_ addObject:section];
6708     }
6709
6710     [list_ reloadData];
6711     _trace();
6712 }
6713
6714 - (void) resetView {
6715     if (editing_)
6716         [self _rightButtonClicked];
6717 }
6718
6719 - (void) resetViewAnimated:(BOOL)animated {
6720     [list_ resetViewAnimated:animated];
6721 }
6722
6723 - (void) _rightButtonClicked {
6724     if ((editing_ = !editing_))
6725         [list_ reloadData];
6726     else
6727         [delegate_ updateData];
6728     [book_ reloadTitleForPage:self];
6729     [book_ reloadButtonsForPage:self];
6730 }
6731
6732 - (NSString *) title {
6733     return editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("INSTALL_BY_SECTION");
6734 }
6735
6736 - (NSString *) backButtonTitle {
6737     return UCLocalize("SECTIONS");
6738 }
6739
6740 - (id) rightButtonTitle {
6741     return [sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT");
6742 }
6743
6744 - (UINavigationButtonStyle) rightButtonStyle {
6745     return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6746 }
6747
6748 - (UIView *) accessoryView {
6749     return accessory_;
6750 }
6751
6752 @end
6753 /* }}} */
6754 /* Changes View {{{ */
6755 @interface ChangesView : RVPage {
6756     _transient Database *database_;
6757     NSMutableArray *packages_;
6758     NSMutableArray *sections_;
6759     UISectionList *list_;
6760     unsigned upgrades_;
6761 }
6762
6763 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6764 - (void) reloadData;
6765
6766 @end
6767
6768 @implementation ChangesView
6769
6770 - (void) dealloc {
6771     [[list_ table] setDelegate:nil];
6772     [list_ setDataSource:nil];
6773
6774     [packages_ release];
6775     [sections_ release];
6776     [list_ release];
6777     [super dealloc];
6778 }
6779
6780 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
6781     return [sections_ count];
6782 }
6783
6784 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
6785     return [[sections_ objectAtIndex:section] name];
6786 }
6787
6788 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
6789     return [[sections_ objectAtIndex:section] row];
6790 }
6791
6792 - (int) numberOfRowsInTable:(UITable *)table {
6793     return [packages_ count];
6794 }
6795
6796 - (float) table:(UITable *)table heightForRow:(int)row {
6797     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
6798 }
6799
6800 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6801     if (reusing == nil)
6802         reusing = [[[PackageCell alloc] init] autorelease];
6803     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
6804     return reusing;
6805 }
6806
6807 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6808     return NO;
6809 }
6810
6811 - (void) tableRowSelected:(NSNotification *)notification {
6812     int row = [[notification object] selectedRow];
6813     if (row == INT_MAX)
6814         return;
6815     Package *package = [packages_ objectAtIndex:row];
6816     PackageView *view([delegate_ packageView]);
6817     [view setDelegate:delegate_];
6818     [view setPackage:package];
6819     [book_ pushPage:view];
6820 }
6821
6822 - (void) _leftButtonClicked {
6823     [(CYBook *)book_ update];
6824     [self reloadButtons];
6825 }
6826
6827 - (void) _rightButtonClicked {
6828     [delegate_ distUpgrade];
6829 }
6830
6831 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6832     if ((self = [super initWithBook:book]) != nil) {
6833         database_ = database;
6834
6835         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6836         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6837
6838         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
6839         [self addSubview:list_];
6840
6841         [list_ setShouldHideHeaderInShortLists:NO];
6842         [list_ setDataSource:self];
6843         //[list_ setSectionListStyle:1];
6844
6845         UITableColumn *column = [[[UITableColumn alloc]
6846             initWithTitle:UCLocalize("NAME")
6847             identifier:@"name"
6848             width:[self frame].size.width
6849         ] autorelease];
6850
6851         UITable *table = [list_ table];
6852         [table setSeparatorStyle:1];
6853         [table addTableColumn:column];
6854         [table setDelegate:self];
6855         [table setReusesTableCells:YES];
6856
6857         [self reloadData];
6858
6859         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6860         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6861     } return self;
6862 }
6863
6864 - (void) reloadData {
6865     NSArray *packages = [database_ packages];
6866
6867     [packages_ removeAllObjects];
6868     [sections_ removeAllObjects];
6869
6870     _trace();
6871     for (Package *package in packages)
6872         if (
6873             [package uninstalled] && [package valid] && [package visible] ||
6874             [package upgradableAndEssential:YES]
6875         )
6876             [packages_ addObject:package];
6877
6878     _trace();
6879     [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
6880     _trace();
6881
6882     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6883     Section *ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") localize:NO] autorelease];
6884     Section *section = nil;
6885     NSDate *last = nil;
6886
6887     upgrades_ = 0;
6888     bool unseens = false;
6889
6890     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6891
6892     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
6893         Package *package = [packages_ objectAtIndex:offset];
6894
6895         BOOL uae = [package upgradableAndEssential:YES];
6896
6897         if (!uae) {
6898             unseens = true;
6899             NSDate *seen;
6900
6901             _profile(ChangesView$reloadData$Remember)
6902                 seen = [package seen];
6903             _end
6904
6905             if (section == nil || last != seen && (seen == nil || [seen compare:last] != NSOrderedSame)) {
6906                 last = seen;
6907
6908                 NSString *name;
6909                 if (seen == nil)
6910                     name = UCLocalize("UNKNOWN");
6911                 else {
6912                     name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
6913                     [name autorelease];
6914                 }
6915
6916                 _profile(ChangesView$reloadData$Allocate)
6917                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
6918                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
6919                     [sections_ addObject:section];
6920                 _end
6921             }
6922
6923             [section addToCount];
6924         } else if ([package ignored])
6925             [ignored addToCount];
6926         else {
6927             ++upgrades_;
6928             [upgradable addToCount];
6929         }
6930     }
6931     _trace();
6932
6933     CFRelease(formatter);
6934
6935     if (unseens) {
6936         Section *last = [sections_ lastObject];
6937         size_t count = [last count];
6938         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
6939         [sections_ removeLastObject];
6940     }
6941
6942     if ([ignored count] != 0)
6943         [sections_ insertObject:ignored atIndex:0];
6944     if (upgrades_ != 0)
6945         [sections_ insertObject:upgradable atIndex:0];
6946
6947     [list_ reloadData];
6948     [self reloadButtons];
6949 }
6950
6951 - (void) resetViewAnimated:(BOOL)animated {
6952     [list_ resetViewAnimated:animated];
6953 }
6954
6955 - (NSString *) leftButtonTitle {
6956     return [(CYBook *)book_ updating] ? nil : UCLocalize("REFRESH");
6957 }
6958
6959 - (id) rightButtonTitle {
6960     return upgrades_ == 0 ? nil : [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]];
6961 }
6962
6963 - (NSString *) title {
6964     return UCLocalize("CHANGES");
6965 }
6966
6967 @end
6968 /* }}} */
6969 /* Search View {{{ */
6970 @protocol SearchViewDelegate
6971 - (void) showKeyboard:(BOOL)show;
6972 @end
6973
6974 @interface SearchView : RVPage {
6975     UIView *accessory_;
6976     UISearchField *field_;
6977     UITransitionView *transition_;
6978     FilteredPackageTable *table_;
6979     UIPreferencesTable *advanced_;
6980     UIView *dimmed_;
6981     bool flipped_;
6982     bool reload_;
6983 }
6984
6985 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6986 - (void) reloadData;
6987
6988 @end
6989
6990 @implementation SearchView
6991
6992 - (void) dealloc {
6993     [field_ setDelegate:nil];
6994
6995     [accessory_ release];
6996     [field_ release];
6997     [transition_ release];
6998     [table_ release];
6999     [advanced_ release];
7000     [dimmed_ release];
7001     [super dealloc];
7002 }
7003
7004 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7005     return 1;
7006 }
7007
7008 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7009     switch (group) {
7010         case 0: return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("ADVANCED_SEARCH"), UCLocalize("COMING_SOON")];
7011
7012         default: _assert(false);
7013     }
7014 }
7015
7016 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7017     switch (group) {
7018         case 0: return 0;
7019
7020         default: _assert(false);
7021     }
7022 }
7023
7024 - (void) _showKeyboard:(BOOL)show {
7025     CGSize keysize = [UIKeyboard defaultSize];
7026     CGRect keydown = [book_ pageBounds];
7027     CGRect keyup = keydown;
7028     keyup.size.height -= keysize.height - ButtonBarHeight_;
7029
7030     float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
7031
7032     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
7033     [animation setSignificantRectFields:8];
7034
7035     if (show) {
7036         [animation setStartFrame:keydown];
7037         [animation setEndFrame:keyup];
7038     } else {
7039         [animation setStartFrame:keyup];
7040         [animation setEndFrame:keydown];
7041     }
7042
7043     UIAnimator *animator = [UIAnimator sharedAnimator];
7044
7045     [animator
7046         addAnimations:[NSArray arrayWithObjects:animation, nil]
7047         withDuration:(KeyboardTime_ - delay)
7048         start:!show
7049     ];
7050
7051     if (show)
7052         [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
7053
7054     [delegate_ showKeyboard:show];
7055 }
7056
7057 - (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
7058     [self _showKeyboard:YES];
7059 }
7060
7061 - (void) textFieldDidResignFirstResponder:(UITextField *)field {
7062     [self _showKeyboard:NO];
7063 }
7064
7065 - (void) keyboardInputChanged:(UIFieldEditor *)editor {
7066     if (reload_) {
7067         NSString *text([field_ text]);
7068         [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
7069         [self reloadData];
7070         reload_ = false;
7071     }
7072 }
7073
7074 - (void) textFieldClearButtonPressed:(UITextField *)field {
7075     reload_ = true;
7076 }
7077
7078 - (void) keyboardInputShouldDelete:(id)input {
7079     reload_ = true;
7080 }
7081
7082 - (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
7083     if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
7084         reload_ = true;
7085         return YES;
7086     } else {
7087         [field_ resignFirstResponder];
7088         return NO;
7089     }
7090 }
7091
7092 - (id) initWithBook:(RVBook *)book database:(Database *)database {
7093     if ((self = [super initWithBook:book]) != nil) {
7094         CGRect pageBounds = [book_ pageBounds];
7095
7096         transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
7097         [self addSubview:transition_];
7098
7099         advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
7100
7101         [advanced_ setReusesTableCells:YES];
7102         [advanced_ setDataSource:self];
7103         [advanced_ reloadData];
7104
7105         dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
7106         CGColor dimmed(space_, 0, 0, 0, 0.5);
7107         [dimmed_ setBackgroundColor:[UIColor colorWithCGColor:dimmed]];
7108
7109         table_ = [[FilteredPackageTable alloc]
7110             initWithBook:book
7111             database:database
7112             title:nil
7113             filter:@selector(isUnfilteredAndSearchedForBy:)
7114             with:nil
7115         ];
7116
7117         [table_ setShouldHideHeaderInShortLists:NO];
7118         [transition_ transition:0 toView:table_];
7119
7120         CGRect cnfrect = {{
7121 #ifdef __OBJC2__
7122         6 +
7123 #endif
7124         1, 38}, {17, 18}};
7125
7126         CGRect area;
7127         area.origin.x = /*cnfrect.origin.x + cnfrect.size.width + 4 +*/ 10;
7128         area.origin.y = 1;
7129
7130         area.size.width =
7131 #ifdef __OBJC2__
7132             8 +
7133 #endif
7134             [self bounds].size.width - area.origin.x - 18;
7135
7136         area.size.height = [UISearchField defaultHeight];
7137
7138         field_ = [[UISearchField alloc] initWithFrame:area];
7139
7140         UIFont *font = [UIFont systemFontOfSize:16];
7141         [field_ setFont:font];
7142
7143         [field_ setPlaceholder:UCLocalize("SEARCH_EX")];
7144         [field_ setDelegate:self];
7145
7146         [field_ setPaddingTop:5];
7147
7148         UITextInputTraits *traits([field_ textInputTraits]);
7149         [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7150         [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7151         [traits setReturnKeyType:UIReturnKeySearch];
7152
7153         CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
7154
7155         accessory_ = [[UIView alloc] initWithFrame:accrect];
7156         [accessory_ addSubview:field_];
7157
7158         /*UIPushButton *configure = [[[UIPushButton alloc] initWithFrame:cnfrect] autorelease];
7159         [configure setShowPressFeedback:YES];
7160         [configure setImage:[UIImage applicationImageNamed:@"advanced.png"]];
7161         [configure addTarget:self action:@selector(configurePushed) forEvents:1];
7162         [accessory_ addSubview:configure];*/
7163
7164         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7165         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7166     } return self;
7167 }
7168
7169 - (void) flipPage {
7170 #ifndef __OBJC2__
7171     LKAnimation *animation = [LKTransition animation];
7172     [animation setType:@"oglFlip"];
7173     [animation setTimingFunction:[LKTimingFunction functionWithName:@"easeInEaseOut"]];
7174     [animation setFillMode:@"extended"];
7175     [animation setTransitionFlags:3];
7176     [animation setDuration:10];
7177     [animation setSpeed:0.35];
7178     [animation setSubtype:(flipped_ ? @"fromLeft" : @"fromRight")];
7179     [[transition_ _layer] addAnimation:animation forKey:0];
7180     [transition_ transition:0 toView:(flipped_ ? (UIView *) table_ : (UIView *) advanced_)];
7181     flipped_ = !flipped_;
7182 #endif
7183 }
7184
7185 - (void) configurePushed {
7186     [field_ resignFirstResponder];
7187     [self flipPage];
7188 }
7189
7190 - (void) resetViewAnimated:(BOOL)animated {
7191     if (flipped_)
7192         [self flipPage];
7193     [table_ resetViewAnimated:animated];
7194 }
7195
7196 - (void) _reloadData {
7197 }
7198
7199 - (void) reloadData {
7200     if (flipped_)
7201         [self flipPage];
7202     [table_ setObject:[field_ text]];
7203     _profile(SearchView$reloadData)
7204         [table_ reloadData];
7205     _end
7206     PrintTimes();
7207     [table_ resetCursor];
7208 }
7209
7210 - (UIView *) accessoryView {
7211     return accessory_;
7212 }
7213
7214 - (NSString *) title {
7215     return nil;
7216 }
7217
7218 - (NSString *) backButtonTitle {
7219     return UCLocalize("SEARCH");
7220 }
7221
7222 - (void) setDelegate:(id)delegate {
7223     [table_ setDelegate:delegate];
7224     [super setDelegate:delegate];
7225 }
7226
7227 @end
7228 /* }}} */
7229
7230 @interface SettingsView : RVPage {
7231     _transient Database *database_;
7232     NSString *name_;
7233     Package *package_;
7234     UIPreferencesTable *table_;
7235     _UISwitchSlider *subscribedSwitch_;
7236     _UISwitchSlider *ignoredSwitch_;
7237     UIPreferencesControlTableCell *subscribedCell_;
7238     UIPreferencesControlTableCell *ignoredCell_;
7239 }
7240
7241 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7242
7243 @end
7244
7245 @implementation SettingsView
7246
7247 - (void) dealloc {
7248     [table_ setDataSource:nil];
7249
7250     [name_ release];
7251     if (package_ != nil)
7252         [package_ release];
7253     [table_ release];
7254     [subscribedSwitch_ release];
7255     [ignoredSwitch_ release];
7256     [subscribedCell_ release];
7257     [ignoredCell_ release];
7258     [super dealloc];
7259 }
7260
7261 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7262     if (package_ == nil)
7263         return 0;
7264
7265     return 2;
7266 }
7267
7268 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7269     if (package_ == nil)
7270         return nil;
7271
7272     switch (group) {
7273         case 0: return nil;
7274         case 1: return nil;
7275
7276         default: _assert(false);
7277     }
7278
7279     return nil;
7280 }
7281
7282 - (BOOL) preferencesTable:(UIPreferencesTable *)table isLabelGroup:(int)group {
7283     if (package_ == nil)
7284         return NO;
7285
7286     switch (group) {
7287         case 0: return NO;
7288         case 1: return YES;
7289
7290         default: _assert(false);
7291     }
7292
7293     return NO;
7294 }
7295
7296 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7297     if (package_ == nil)
7298         return 0;
7299
7300     switch (group) {
7301         case 0: return 1;
7302         case 1: return 1;
7303
7304         default: _assert(false);
7305     }
7306
7307     return 0;
7308 }
7309
7310 - (void) onSomething:(UIPreferencesControlTableCell *)cell withKey:(NSString *)key {
7311     if (package_ == nil)
7312         return;
7313
7314     _UISwitchSlider *slider([cell control]);
7315     BOOL value([slider value] != 0);
7316     NSMutableDictionary *metadata([package_ metadata]);
7317
7318     BOOL before;
7319     if (NSNumber *number = [metadata objectForKey:key])
7320         before = [number boolValue];
7321     else
7322         before = NO;
7323
7324     if (value != before) {
7325         [metadata setObject:[NSNumber numberWithBool:value] forKey:key];
7326         Changed_ = true;
7327         [delegate_ updateData];
7328     }
7329 }
7330
7331 - (void) onSubscribed:(UIPreferencesControlTableCell *)cell {
7332     [self onSomething:cell withKey:@"IsSubscribed"];
7333 }
7334
7335 - (void) onIgnored:(UIPreferencesControlTableCell *)cell {
7336     [self onSomething:cell withKey:@"IsIgnored"];
7337 }
7338
7339 - (id) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
7340     if (package_ == nil)
7341         return nil;
7342
7343     switch (group) {
7344         case 0: switch (row) {
7345             case 0:
7346                 return subscribedCell_;
7347             case 1:
7348                 return ignoredCell_;
7349             default: _assert(false);
7350         } break;
7351
7352         case 1: switch (row) {
7353             case 0: {
7354                 UIPreferencesControlTableCell *cell([[[UIPreferencesControlTableCell alloc] init] autorelease]);
7355                 [cell setShowSelection:NO];
7356                 [cell setTitle:UCLocalize("SHOW_ALL_CHANGES_EX")];
7357                 return cell;
7358             }
7359
7360             default: _assert(false);
7361         } break;
7362
7363         default: _assert(false);
7364     }
7365
7366     return nil;
7367 }
7368
7369 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7370     if ((self = [super initWithBook:book])) {
7371         database_ = database;
7372         name_ = [package retain];
7373
7374         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
7375         [self addSubview:table_];
7376
7377         subscribedSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7378         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:kUIControlEventMouseUpInside];
7379
7380         ignoredSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7381         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:kUIControlEventMouseUpInside];
7382
7383         subscribedCell_ = [[UIPreferencesControlTableCell alloc] init];
7384         [subscribedCell_ setShowSelection:NO];
7385         [subscribedCell_ setTitle:UCLocalize("SHOW_ALL_CHANGES")];
7386         [subscribedCell_ setControl:subscribedSwitch_];
7387
7388         ignoredCell_ = [[UIPreferencesControlTableCell alloc] init];
7389         [ignoredCell_ setShowSelection:NO];
7390         [ignoredCell_ setTitle:UCLocalize("IGNORE_UPGRADES")];
7391         [ignoredCell_ setControl:ignoredSwitch_];
7392
7393         [table_ setDataSource:self];
7394         [self reloadData];
7395     } return self;
7396 }
7397
7398 - (void) resetViewAnimated:(BOOL)animated {
7399     [table_ resetViewAnimated:animated];
7400 }
7401
7402 - (void) reloadData {
7403     if (package_ != nil)
7404         [package_ autorelease];
7405     package_ = [database_ packageWithName:name_];
7406     if (package_ != nil) {
7407         [package_ retain];
7408         [subscribedSwitch_ setValue:([package_ subscribed] ? 1 : 0) animated:NO];
7409         [ignoredSwitch_ setValue:([package_ ignored] ? 1 : 0) animated:NO];
7410     }
7411
7412     [table_ reloadData];
7413 }
7414
7415 - (NSString *) title {
7416     return UCLocalize("SETTINGS");
7417 }
7418
7419 @end
7420
7421 /* Signature View {{{ */
7422 @interface SignatureView : CydiaBrowserView {
7423     _transient Database *database_;
7424     NSString *package_;
7425 }
7426
7427 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7428
7429 @end
7430
7431 @implementation SignatureView
7432
7433 - (void) dealloc {
7434     [package_ release];
7435     [super dealloc];
7436 }
7437
7438 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7439     // XXX: dude!
7440     [super webView:sender didClearWindowObject:window forFrame:frame];
7441 }
7442
7443 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7444     if ((self = [super initWithBook:book]) != nil) {
7445         database_ = database;
7446         package_ = [package retain];
7447         [self reloadData];
7448     } return self;
7449 }
7450
7451 - (void) resetViewAnimated:(BOOL)animated {
7452 }
7453
7454 - (void) reloadData {
7455     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7456 }
7457
7458 @end
7459 /* }}} */
7460
7461 @interface Cydia : UIApplication <
7462     ConfirmationViewDelegate,
7463     ProgressViewDelegate,
7464     SearchViewDelegate,
7465     CydiaDelegate
7466 > {
7467     UIWindow *window_;
7468
7469     UIView *underlay_;
7470     UIView *overlay_;
7471     CYBook *book_;
7472     UIToolbar *buttonbar_;
7473
7474     RVBook *confirm_;
7475
7476     NSMutableArray *essential_;
7477     NSMutableArray *broken_;
7478
7479     Database *database_;
7480     ProgressView *progress_;
7481
7482     unsigned tag_;
7483
7484     UIKeyboard *keyboard_;
7485     UIProgressHUD *hud_;
7486
7487     SectionsView *sections_;
7488     ChangesView *changes_;
7489     ManageView *manage_;
7490     SearchView *search_;
7491
7492     NSMutableArray *details_;
7493 }
7494
7495 @end
7496
7497 @implementation Cydia
7498
7499 - (void) _loaded {
7500     if ([broken_ count] != 0) {
7501         int count = [broken_ count];
7502
7503         UIActionSheet *sheet = [[[UIActionSheet alloc]
7504             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
7505             buttons:[NSArray arrayWithObjects:
7506                 UCLocalize("FORCIBLY_CLEAR"),
7507                 UCLocalize("TEMPORARY_IGNORE"),
7508             nil]
7509             defaultButtonIndex:0
7510             delegate:self
7511             context:@"fixhalf"
7512         ] autorelease];
7513
7514         [sheet setBodyText:UCLocalize("HALFINSTALLED_PACKAGE_EX")];
7515         [sheet popupAlertAnimated:YES];
7516     } else if (!Ignored_ && [essential_ count] != 0) {
7517         int count = [essential_ count];
7518
7519         UIActionSheet *sheet = [[[UIActionSheet alloc]
7520             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
7521             buttons:[NSArray arrayWithObjects:
7522                 UCLocalize("UPGRADE_ESSENTIAL"),
7523                 UCLocalize("COMPLETE_UPGRADE"),
7524                 UCLocalize("TEMPORARY_IGNORE"),
7525             nil]
7526             defaultButtonIndex:0
7527             delegate:self
7528             context:@"upgrade"
7529         ] autorelease];
7530
7531         [sheet setBodyText:UCLocalize("ESSENTIAL_UPGRADE_EX")];
7532         [sheet popupAlertAnimated:YES];
7533     }
7534 }
7535
7536 - (void) _reloadData {
7537     UIView *block();
7538
7539     static bool loaded(false);
7540     UIProgressHUD *hud([self addProgressHUD]);
7541     [hud setText:(loaded ? UCLocalize("RELOADING_DATA") : UCLocalize("LOADING_DATA"))];
7542     loaded = true;
7543
7544     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
7545     _trace();
7546
7547     [self removeProgressHUD:hud];
7548
7549     size_t changes(0);
7550
7551     [essential_ removeAllObjects];
7552     [broken_ removeAllObjects];
7553
7554     NSArray *packages = [database_ packages];
7555     for (Package *package in packages) {
7556         if ([package half])
7557             [broken_ addObject:package];
7558         if ([package upgradableAndEssential:NO]) {
7559             if ([package essential])
7560                 [essential_ addObject:package];
7561             ++changes;
7562         }
7563     }
7564
7565     if (changes != 0) {
7566         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
7567         [buttonbar_ setBadgeValue:badge forButton:3];
7568         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7569             [buttonbar_ setBadgeAnimated:([essential_ count] != 0) forButton:3];
7570         if ([self respondsToSelector:@selector(setApplicationBadge:)])
7571             [self setApplicationBadge:badge];
7572         else
7573             [self setApplicationBadgeString:badge];
7574     } else {
7575         [buttonbar_ setBadgeValue:nil forButton:3];
7576         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7577             [buttonbar_ setBadgeAnimated:NO forButton:3];
7578         if ([self respondsToSelector:@selector(removeApplicationBadge)])
7579             [self removeApplicationBadge];
7580         else // XXX: maybe use setApplicationBadgeString also?
7581             [self setApplicationIconBadgeNumber:0];
7582     }
7583
7584     Queuing_ = false;
7585     [buttonbar_ setBadgeValue:nil forButton:4];
7586
7587     [self updateData];
7588
7589     // XXX: what is this line of code for?
7590     if ([packages count] == 0);
7591     else if (Loaded_ || ManualRefresh) loaded:
7592         [self _loaded];
7593     else {
7594         Loaded_ = YES;
7595
7596         if (NSDate *update = [Metadata_ objectForKey:@"LastUpdate"]) {
7597             NSTimeInterval interval([update timeIntervalSinceNow]);
7598             if (interval <= 0 && interval > -600)
7599                 goto loaded;
7600         }
7601
7602         [book_ update];
7603     }
7604 }
7605
7606 - (void) _saveConfig {
7607     if (Changed_) {
7608         _trace();
7609         NSString *error(nil);
7610         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
7611             _trace();
7612             NSError *error(nil);
7613             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
7614                 NSLog(@"failure to save metadata data: %@", error);
7615             _trace();
7616         } else {
7617             NSLog(@"failure to serialize metadata: %@", error);
7618             return;
7619         }
7620
7621         Changed_ = false;
7622     }
7623 }
7624
7625 - (void) updateData {
7626     [self _saveConfig];
7627
7628     /* XXX: this is just stupid */
7629     if (tag_ != 2 && sections_ != nil)
7630         [sections_ reloadData];
7631     if (tag_ != 3 && changes_ != nil)
7632         [changes_ reloadData];
7633     if (tag_ != 5 && search_ != nil)
7634         [search_ reloadData];
7635
7636     [book_ reloadData];
7637 }
7638
7639 - (void) update_ {
7640     [database_ update];
7641 }
7642
7643 - (void) syncData {
7644     FILE *file = fopen("/etc/apt/sources.list.d/cydia.list", "w");
7645     _assert(file != NULL);
7646
7647     NSArray *keys = [Sources_ allKeys];
7648
7649     for (NSString *key in keys) {
7650         NSDictionary *source = [Sources_ objectForKey:key];
7651
7652         fprintf(file, "%s %s %s\n",
7653             [[source objectForKey:@"Type"] UTF8String],
7654             [[source objectForKey:@"URI"] UTF8String],
7655             [[source objectForKey:@"Distribution"] UTF8String]
7656         );
7657     }
7658
7659     fclose(file);
7660
7661     [self _saveConfig];
7662
7663     [progress_
7664         detachNewThreadSelector:@selector(update_)
7665         toTarget:self
7666         withObject:nil
7667         title:UCLocalize("UPDATING_SOURCES")
7668     ];
7669 }
7670
7671 - (void) reloadData {
7672     @synchronized (self) {
7673         if (confirm_ == nil)
7674             [self _reloadData];
7675     }
7676 }
7677
7678 - (void) resolve {
7679     pkgProblemResolver *resolver = [database_ resolver];
7680
7681     resolver->InstallProtect();
7682     if (!resolver->Resolve(true))
7683         _error->Discard();
7684 }
7685
7686 - (void) popUpBook:(RVBook *)book {
7687     [underlay_ popSubview:book];
7688 }
7689
7690 - (CGRect) popUpBounds {
7691     return [underlay_ bounds];
7692 }
7693
7694 - (void) perform {
7695     [database_ prepare];
7696
7697     confirm_ = [[RVBook alloc] initWithFrame:[self popUpBounds]];
7698     [confirm_ setDelegate:self];
7699
7700     ConfirmationView *page([[[ConfirmationView alloc] initWithBook:confirm_ database:database_] autorelease]);
7701     [page setDelegate:self];
7702
7703     [confirm_ setPage:page];
7704     [self popUpBook:confirm_];
7705 }
7706
7707 - (void) queue {
7708     @synchronized (self) {
7709         [self perform];
7710     }
7711 }
7712
7713 - (void) clearPackage:(Package *)package {
7714     @synchronized (self) {
7715         [package clear];
7716         [self resolve];
7717         [self perform];
7718     }
7719 }
7720
7721 - (void) installPackage:(Package *)package {
7722     @synchronized (self) {
7723         [package install];
7724         [self resolve];
7725         [self perform];
7726     }
7727 }
7728
7729 - (void) removePackage:(Package *)package {
7730     @synchronized (self) {
7731         [package remove];
7732         [self resolve];
7733         [self perform];
7734     }
7735 }
7736
7737 - (void) distUpgrade {
7738     @synchronized (self) {
7739         [database_ upgrade];
7740         [self perform];
7741     }
7742 }
7743
7744 - (void) cancel {
7745     [self slideUp:[[[UIActionSheet alloc]
7746         initWithTitle:nil
7747         buttons:[NSArray arrayWithObjects:UCLocalize("CONTINUE_QUEUING"), UCLocalize("CANCEL_CLEAR"), nil]
7748         defaultButtonIndex:1
7749         delegate:self
7750         context:@"cancel"
7751     ] autorelease]];
7752 }
7753
7754 - (void) complete {
7755     @synchronized (self) {
7756         [self _reloadData];
7757
7758         if (confirm_ != nil) {
7759             [confirm_ release];
7760             confirm_ = nil;
7761         }
7762     }
7763 }
7764
7765 - (void) confirm {
7766     [overlay_ removeFromSuperview];
7767     reload_ = true;
7768
7769     [progress_
7770         detachNewThreadSelector:@selector(perform)
7771         toTarget:database_
7772         withObject:nil
7773         title:UCLocalize("RUNNING")
7774     ];
7775 }
7776
7777 - (void) bootstrap_ {
7778     [database_ update];
7779     [database_ upgrade];
7780     [database_ prepare];
7781     [database_ perform];
7782 }
7783
7784 /* XXX: replace and localize */
7785 - (void) bootstrap {
7786     [progress_
7787         detachNewThreadSelector:@selector(bootstrap_)
7788         toTarget:self
7789         withObject:nil
7790         title:@"Bootstrap Install"
7791     ];
7792 }
7793
7794 - (void) progressViewIsComplete:(ProgressView *)progress {
7795     if (confirm_ != nil) {
7796         [underlay_ addSubview:overlay_];
7797         [confirm_ popFromSuperviewAnimated:NO];
7798     }
7799
7800     [self complete];
7801 }
7802
7803 - (void) setPage:(RVPage *)page {
7804     [page resetViewAnimated:NO];
7805     [page setDelegate:self];
7806     [book_ setPage:page];
7807 }
7808
7809 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
7810     CydiaBrowserView *browser = [[[_class alloc] initWithBook:book_] autorelease];
7811     [browser loadURL:url];
7812     return browser;
7813 }
7814
7815 - (void) _setHomePage {
7816     [self setPage:[self _pageForURL:[NSURL URLWithString:@"http://cydia.saurik.com/"] withClass:[HomeView class]]];
7817 }
7818
7819 - (SectionsView *) sectionsView {
7820     if (sections_ == nil)
7821         sections_ = [[SectionsView alloc] initWithBook:book_ database:database_];
7822     return sections_;
7823 }
7824
7825 - (void) buttonBarItemTapped:(id)sender {
7826     unsigned tag = [sender tag];
7827     if (tag == tag_) {
7828         [book_ resetViewAnimated:YES];
7829         return;
7830     } else if (tag_ == 2 && tag != 2)
7831         [[self sectionsView] resetView];
7832
7833     switch (tag) {
7834         case 1: [self _setHomePage]; break;
7835
7836         case 2: [self setPage:[self sectionsView]]; break;
7837         case 3: [self setPage:changes_]; break;
7838         case 4: [self setPage:manage_]; break;
7839         case 5: [self setPage:search_]; break;
7840
7841         default: _assert(false);
7842     }
7843
7844     tag_ = tag;
7845 }
7846
7847 - (void) applicationWillSuspend {
7848     [database_ clean];
7849     [super applicationWillSuspend];
7850 }
7851
7852 - (void) askForSettings {
7853     NSString *parenthetical(UCLocalize("PARENTHETICAL"));
7854
7855     UIActionSheet *role = [[[UIActionSheet alloc]
7856         initWithTitle:UCLocalize("WHO_ARE_YOU")
7857         buttons:[NSArray arrayWithObjects:
7858             [NSString stringWithFormat:parenthetical, UCLocalize("USER"), UCLocalize("USER_EX")],
7859             [NSString stringWithFormat:parenthetical, UCLocalize("HACKER"), UCLocalize("HACKER_EX")],
7860             [NSString stringWithFormat:parenthetical, UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")],
7861         nil]
7862         defaultButtonIndex:-1
7863         delegate:self
7864         context:@"role"
7865     ] autorelease];
7866
7867     [role setBodyText:UCLocalize("ROLE_EX")];
7868     [role popupAlertAnimated:YES];
7869 }
7870
7871 - (void) setPackageView:(PackageView *)view {
7872     WebThreadLock();
7873     [view setPackage:nil];
7874     if ([details_ count] < 3)
7875         [details_ addObject:view];
7876     WebThreadUnlock();
7877 }
7878
7879 - (PackageView *) _packageView {
7880     return [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
7881 }
7882
7883 - (PackageView *) packageView {
7884     PackageView *view;
7885     size_t count([details_ count]);
7886
7887     if (count == 0) {
7888         view = [self _packageView];
7889       renew:
7890         [details_ addObject:[self _packageView]];
7891     } else {
7892         view = [[[details_ lastObject] retain] autorelease];
7893         [details_ removeLastObject];
7894         if (count == 1)
7895             goto renew;
7896     }
7897
7898     return view;
7899 }
7900
7901 - (void) finish {
7902     if (hud_ != nil) {
7903         [self setStatusBarShowsProgress:NO];
7904         [self removeProgressHUD:hud_];
7905
7906         [hud_ autorelease];
7907         hud_ = nil;
7908
7909         pid_t pid = ExecFork();
7910         if (pid == 0) {
7911             execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
7912             perror("launchctl stop");
7913         }
7914
7915         return;
7916     }
7917
7918     if (Role_ == nil) {
7919         [self askForSettings];
7920         return;
7921     }
7922
7923     _trace();
7924     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
7925
7926     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
7927     book_ = [[CYBook alloc] initWithFrame:CGRectMake(
7928         0, 0, screenrect.size.width, screenrect.size.height - 48
7929     ) database:database_];
7930
7931     [book_ setDelegate:self];
7932
7933     [overlay_ addSubview:book_];
7934
7935     NSArray *buttonitems = [NSArray arrayWithObjects:
7936         [NSDictionary dictionaryWithObjectsAndKeys:
7937             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7938             @"home-up.png", kUIButtonBarButtonInfo,
7939             @"home-dn.png", kUIButtonBarButtonSelectedInfo,
7940             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
7941             self, kUIButtonBarButtonTarget,
7942             @"Cydia", kUIButtonBarButtonTitle,
7943             @"0", kUIButtonBarButtonType,
7944         nil],
7945
7946         [NSDictionary dictionaryWithObjectsAndKeys:
7947             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7948             @"install-up.png", kUIButtonBarButtonInfo,
7949             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
7950             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
7951             self, kUIButtonBarButtonTarget,
7952             UCLocalize("SECTIONS"), kUIButtonBarButtonTitle,
7953             @"0", kUIButtonBarButtonType,
7954         nil],
7955
7956         [NSDictionary dictionaryWithObjectsAndKeys:
7957             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7958             @"changes-up.png", kUIButtonBarButtonInfo,
7959             @"changes-dn.png", kUIButtonBarButtonSelectedInfo,
7960             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
7961             self, kUIButtonBarButtonTarget,
7962             UCLocalize("CHANGES"), kUIButtonBarButtonTitle,
7963             @"0", kUIButtonBarButtonType,
7964         nil],
7965
7966         [NSDictionary dictionaryWithObjectsAndKeys:
7967             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7968             @"manage-up.png", kUIButtonBarButtonInfo,
7969             @"manage-dn.png", kUIButtonBarButtonSelectedInfo,
7970             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
7971             self, kUIButtonBarButtonTarget,
7972             UCLocalize("MANAGE"), kUIButtonBarButtonTitle,
7973             @"0", kUIButtonBarButtonType,
7974         nil],
7975
7976         [NSDictionary dictionaryWithObjectsAndKeys:
7977             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7978             @"search-up.png", kUIButtonBarButtonInfo,
7979             @"search-dn.png", kUIButtonBarButtonSelectedInfo,
7980             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
7981             self, kUIButtonBarButtonTarget,
7982             UCLocalize("SEARCH"), kUIButtonBarButtonTitle,
7983             @"0", kUIButtonBarButtonType,
7984         nil],
7985     nil];
7986
7987     buttonbar_ = [[UIToolbar alloc]
7988         initInView:overlay_
7989         withFrame:CGRectMake(
7990             0, screenrect.size.height - ButtonBarHeight_,
7991             screenrect.size.width, ButtonBarHeight_
7992         )
7993         withItemList:buttonitems
7994     ];
7995
7996     [buttonbar_ setDelegate:self];
7997     [buttonbar_ setBarStyle:1];
7998     [buttonbar_ setButtonBarTrackingMode:2];
7999
8000     int buttons[5] = {1, 2, 3, 4, 5};
8001     [buttonbar_ registerButtonGroup:0 withButtons:buttons withCount:5];
8002     [buttonbar_ showButtonGroup:0 withDuration:0];
8003
8004     for (int i = 0; i != 5; ++i)
8005         [[buttonbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
8006             i * 64 + 2, 1, 60, ButtonBarHeight_
8007         )];
8008
8009     [buttonbar_ showSelectionForButton:1];
8010     [overlay_ addSubview:buttonbar_];
8011
8012     [UIKeyboard initImplementationNow];
8013     CGSize keysize = [UIKeyboard defaultSize];
8014     CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
8015     keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
8016     //[[UIKeyboardImpl sharedInstance] setSoundsEnabled:(Sounds_Keyboard_ ? YES : NO)];
8017     [overlay_ addSubview:keyboard_];
8018
8019     if (!bootstrap_)
8020         [underlay_ addSubview:overlay_];
8021
8022     [self reloadData];
8023
8024     [self sectionsView];
8025     changes_ = [[ChangesView alloc] initWithBook:book_ database:database_];
8026     search_ = [[SearchView alloc] initWithBook:book_ database:database_];
8027
8028     manage_ = (ManageView *) [[self
8029         _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8030         withClass:[ManageView class]
8031     ] retain];
8032
8033     details_ = [[NSMutableArray alloc] initWithCapacity:4];
8034     [details_ addObject:[self _packageView]];
8035     [details_ addObject:[self _packageView]];
8036
8037     PrintTimes();
8038
8039     if (bootstrap_)
8040         [self bootstrap];
8041     else
8042         [self _setHomePage];
8043 }
8044
8045 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
8046     NSString *context([sheet context]);
8047
8048     if ([context isEqualToString:@"missing"])
8049         [sheet dismiss];
8050     else if ([context isEqualToString:@"cancel"]) {
8051         bool clear;
8052
8053         switch (button) {
8054             case 1:
8055                 clear = false;
8056             break;
8057
8058             case 2:
8059                 clear = true;
8060             break;
8061
8062             default:
8063                 _assert(false);
8064         }
8065
8066         [sheet dismiss];
8067
8068         @synchronized (self) {
8069             if (clear)
8070                 [self _reloadData];
8071             else {
8072                 Queuing_ = true;
8073                 [buttonbar_ setBadgeValue:UCLocalize("Q_D") forButton:4];
8074                 [book_ reloadData];
8075             }
8076
8077             if (confirm_ != nil) {
8078                 [confirm_ release];
8079                 confirm_ = nil;
8080             }
8081         }
8082     } else if ([context isEqualToString:@"fixhalf"]) {
8083         switch (button) {
8084             case 1:
8085                 @synchronized (self) {
8086                     for (Package *broken in broken_) {
8087                         [broken remove];
8088
8089                         NSString *id = [broken id];
8090                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8091                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8092                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8093                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8094                     }
8095
8096                     [self resolve];
8097                     [self perform];
8098                 }
8099             break;
8100
8101             case 2:
8102                 [broken_ removeAllObjects];
8103                 [self _loaded];
8104             break;
8105
8106             default:
8107                 _assert(false);
8108         }
8109
8110         [sheet dismiss];
8111     } else if ([context isEqualToString:@"role"]) {
8112         switch (button) {
8113             case 1: Role_ = @"User"; break;
8114             case 2: Role_ = @"Hacker"; break;
8115             case 3: Role_ = @"Developer"; break;
8116
8117             default:
8118                 Role_ = nil;
8119                 _assert(false);
8120         }
8121
8122         bool reset = Settings_ != nil;
8123
8124         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8125             Role_, @"Role",
8126         nil];
8127
8128         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8129
8130         Changed_ = true;
8131
8132         [sheet dismiss];
8133
8134         if (reset)
8135             [self updateData];
8136         else
8137             [self finish];
8138     } else if ([context isEqualToString:@"upgrade"]) {
8139         switch (button) {
8140             case 1:
8141                 @synchronized (self) {
8142                     for (Package *essential in essential_)
8143                         [essential install];
8144
8145                     [self resolve];
8146                     [self perform];
8147                 }
8148             break;
8149
8150             case 2:
8151                 [self distUpgrade];
8152             break;
8153
8154             case 3:
8155                 Ignored_ = YES;
8156             break;
8157
8158             default:
8159                 _assert(false);
8160         }
8161
8162         [sheet dismiss];
8163     }
8164 }
8165
8166 - (void) reorganize { _pooled
8167     system("/usr/libexec/cydia/free.sh");
8168     [self performSelectorOnMainThread:@selector(finish) withObject:nil waitUntilDone:NO];
8169 }
8170
8171 - (void) applicationSuspend:(__GSEvent *)event {
8172     if (hud_ == nil && ![progress_ isRunning])
8173         [super applicationSuspend:event];
8174 }
8175
8176 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8177     if (hud_ == nil)
8178         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8179 }
8180
8181 - (void) _setSuspended:(BOOL)value {
8182     if (hud_ == nil)
8183         [super _setSuspended:value];
8184 }
8185
8186 - (UIProgressHUD *) addProgressHUD {
8187     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8188     [window_ setUserInteractionEnabled:NO];
8189     [hud show:YES];
8190     [progress_ addSubview:hud];
8191     return hud;
8192 }
8193
8194 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8195     [hud show:NO];
8196     [hud removeFromSuperview];
8197     [window_ setUserInteractionEnabled:YES];
8198 }
8199
8200 - (RVPage *) pageForPackage:(NSString *)name {
8201     if (Package *package = [database_ packageWithName:name]) {
8202         PackageView *view([self packageView]);
8203         [view setPackage:package];
8204         return view;
8205     } else {
8206         UIActionSheet *sheet = [[[UIActionSheet alloc]
8207             initWithTitle:UCLocalize("CANNOT_LOCATE_PACKAGE")
8208             buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
8209             defaultButtonIndex:0
8210             delegate:self
8211             context:@"missing"
8212         ] autorelease];
8213
8214         [sheet setBodyText:[NSString stringWithFormat:UCLocalize("PACKAGE_CANNOT_BE_FOUND"), name]];
8215
8216         [sheet popupAlertAnimated:YES];
8217         return nil;
8218     }
8219 }
8220
8221 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8222     if (tag != NULL)
8223         tag = 0;
8224
8225     NSString *href([url absoluteString]);
8226     if ([href hasPrefix:@"apptapp://package/"])
8227         return [self pageForPackage:[href substringFromIndex:18]];
8228
8229     NSString *scheme([[url scheme] lowercaseString]);
8230     if (![scheme isEqualToString:@"cydia"])
8231         return nil;
8232     NSString *path([url absoluteString]);
8233     if ([path length] < 8)
8234         return nil;
8235     path = [path substringFromIndex:8];
8236     if (![path hasPrefix:@"/"])
8237         path = [@"/" stringByAppendingString:path];
8238
8239     if ([path isEqualToString:@"/add-source"])
8240         return [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
8241     else if ([path isEqualToString:@"/storage"])
8242         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CydiaBrowserView class]];
8243     else if ([path isEqualToString:@"/sources"])
8244         return [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
8245     else if ([path isEqualToString:@"/packages"])
8246         return [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
8247     else if ([path hasPrefix:@"/url/"])
8248         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CydiaBrowserView class]];
8249     else if ([path hasPrefix:@"/launch/"])
8250         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8251     else if ([path hasPrefix:@"/package-settings/"])
8252         return [[[SettingsView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:18]] autorelease];
8253     else if ([path hasPrefix:@"/package-signature/"])
8254         return [[[SignatureView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:19]] autorelease];
8255     else if ([path hasPrefix:@"/package/"])
8256         return [self pageForPackage:[path substringFromIndex:9]];
8257     else if ([path hasPrefix:@"/files/"]) {
8258         NSString *name = [path substringFromIndex:7];
8259
8260         if (Package *package = [database_ packageWithName:name]) {
8261             FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
8262             [files setPackage:package];
8263             return files;
8264         }
8265     }
8266
8267     return nil;
8268 }
8269
8270 - (void) applicationOpenURL:(NSURL *)url {
8271     [super applicationOpenURL:url];
8272     int tag;
8273     if (RVPage *page = [self pageForURL:url hasTag:&tag]) {
8274         [self setPage:page];
8275         [buttonbar_ showSelectionForButton:tag];
8276         tag_ = tag;
8277     }
8278 }
8279
8280 - (void) applicationDidFinishLaunching:(id)unused {
8281     _trace();
8282     Font12_ = [[UIFont systemFontOfSize:12] retain];
8283     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8284     Font14_ = [[UIFont systemFontOfSize:14] retain];
8285     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8286     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8287
8288     tag_ = 1;
8289
8290     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8291     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8292
8293     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8294
8295     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
8296     window_ = [[UIWindow alloc] initWithContentRect:screenrect];
8297
8298     [window_ orderFront:self];
8299     [window_ makeKey:self];
8300     [window_ setHidden:NO];
8301
8302     database_ = [Database sharedInstance];
8303     progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
8304     [database_ setDelegate:progress_];
8305     [window_ setContentView:progress_];
8306
8307     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
8308     [progress_ setContentView:underlay_];
8309
8310     [progress_ resetView];
8311
8312     if (
8313         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8314         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8315         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL /*||
8316         readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL*/ ||
8317         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8318         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8319         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8320         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL /*||
8321         readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL*/
8322     ) {
8323         [self setIdleTimerDisabled:YES];
8324
8325         hud_ = [[self addProgressHUD] retain];
8326         [hud_ setText:@"Reorganizing\n\nWill Automatically\nClose When Done"];
8327
8328         [self setStatusBarShowsProgress:YES];
8329
8330         [NSThread
8331             detachNewThreadSelector:@selector(reorganize)
8332             toTarget:self
8333             withObject:nil
8334         ];
8335     } else
8336         [self finish];
8337 }
8338
8339 - (void) showKeyboard:(BOOL)show {
8340     CGSize keysize = [UIKeyboard defaultSize];
8341     CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
8342     CGRect keyup = keydown;
8343     keyup.origin.y -= keysize.height;
8344
8345     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease];
8346     [animation setSignificantRectFields:2];
8347
8348     if (show) {
8349         [animation setStartFrame:keydown];
8350         [animation setEndFrame:keyup];
8351         [keyboard_ activate];
8352     } else {
8353         [animation setStartFrame:keyup];
8354         [animation setEndFrame:keydown];
8355         [keyboard_ deactivate];
8356     }
8357
8358     [[UIAnimator sharedAnimator]
8359         addAnimations:[NSArray arrayWithObjects:animation, nil]
8360         withDuration:KeyboardTime_
8361         start:YES
8362     ];
8363 }
8364
8365 - (void) slideUp:(UIActionSheet *)alert {
8366     if (Advanced_)
8367         [alert presentSheetFromButtonBar:buttonbar_];
8368     else
8369         [alert presentSheetInView:overlay_];
8370 }
8371
8372 @end
8373
8374 void AddPreferences(NSString *plist) { _pooled
8375     NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
8376     _assert(settings != NULL);
8377     NSMutableArray *items = [settings objectForKey:@"items"];
8378
8379     bool cydia(false);
8380
8381     for (NSMutableDictionary *item in items) {
8382         NSString *label = [item objectForKey:@"label"];
8383         if (label != nil && [label isEqualToString:@"Cydia"]) {
8384             cydia = true;
8385             break;
8386         }
8387     }
8388
8389     if (!cydia) {
8390         for (size_t i(0); i != [items count]; ++i) {
8391             NSDictionary *item([items objectAtIndex:i]);
8392             NSString *label = [item objectForKey:@"label"];
8393             if (label != nil && [label isEqualToString:@"General"]) {
8394                 [items insertObject:[NSDictionary dictionaryWithObjectsAndKeys:
8395                     @"CydiaSettings", @"bundle",
8396                     @"PSLinkCell", @"cell",
8397                     [NSNumber numberWithBool:YES], @"hasIcon",
8398                     [NSNumber numberWithBool:YES], @"isController",
8399                     @"Cydia", @"label",
8400                 nil] atIndex:(i + 1)];
8401
8402                 break;
8403             }
8404         }
8405
8406         _assert([settings writeToFile:plist atomically:YES] == YES);
8407     }
8408 }
8409
8410 /*IMP alloc_;
8411 id Alloc_(id self, SEL selector) {
8412     id object = alloc_(self, selector);
8413     lprintf("[%s]A-%p\n", self->isa->name, object);
8414     return object;
8415 }*/
8416
8417 /*IMP dealloc_;
8418 id Dealloc_(id self, SEL selector) {
8419     id object = dealloc_(self, selector);
8420     lprintf("[%s]D-%p\n", self->isa->name, object);
8421     return object;
8422 }*/
8423
8424 Class $WebDefaultUIKitDelegate;
8425
8426 void (*_UIWebDocumentView$_setUIKitDelegate$)(UIWebDocumentView *, SEL, id);
8427
8428 void $UIWebDocumentView$_setUIKitDelegate$(UIWebDocumentView *self, SEL sel, id delegate) {
8429     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8430         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8431     return _UIWebDocumentView$_setUIKitDelegate$(self, sel, delegate);
8432 }
8433
8434 int main(int argc, char *argv[]) { _pooled
8435     _trace();
8436
8437     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8438
8439     /* Library Hacks {{{ */
8440     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8441
8442     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8443     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8444     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8445         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8446         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8447     }
8448     /* }}} */
8449     /* Set Locale {{{ */
8450     Locale_ = CFLocaleCopyCurrent();
8451     Languages_ = [NSLocale preferredLanguages];
8452     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
8453     //NSLog(@"%@", [Languages_ description]);
8454     const char *lang;
8455     if (Languages_ == nil || [Languages_ count] == 0)
8456         lang = NULL;
8457     else
8458         lang = [[Languages_ objectAtIndex:0] UTF8String];
8459     setenv("LANG", lang, true);
8460     //std::setlocale(LC_ALL, lang);
8461     NSLog(@"Setting Language: %s", lang);
8462     /* }}} */
8463
8464     // XXX: apr_app_initialize?
8465     apr_initialize();
8466
8467     /* Parse Arguments {{{ */
8468     bool substrate(false);
8469
8470     if (argc != 0) {
8471         char **args(argv);
8472         int arge(1);
8473
8474         for (int argi(1); argi != argc; ++argi)
8475             if (strcmp(argv[argi], "--") == 0) {
8476                 arge = argi;
8477                 argv[argi] = argv[0];
8478                 argv += argi;
8479                 argc -= argi;
8480                 break;
8481             }
8482
8483         for (int argi(1); argi != arge; ++argi)
8484             if (strcmp(args[argi], "--bootstrap") == 0)
8485                 bootstrap_ = true;
8486             else if (strcmp(args[argi], "--substrate") == 0)
8487                 substrate = true;
8488             else
8489                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
8490     }
8491     /* }}} */
8492
8493     {
8494         NSString *plist = [Home_ stringByAppendingString:@"/Library/Preferences/com.apple.preferences.sounds.plist"];
8495         if (NSDictionary *sounds = [NSDictionary dictionaryWithContentsOfFile:plist])
8496             if (NSNumber *keyboard = [sounds objectForKey:@"keyboard"])
8497                 Sounds_Keyboard_ = [keyboard boolValue];
8498     }
8499
8500     App_ = [[NSBundle mainBundle] bundlePath];
8501     Home_ = NSHomeDirectory();
8502
8503     setuid(0);
8504     setgid(0);
8505
8506     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
8507     alloc_ = alloc->method_imp;
8508     alloc->method_imp = (IMP) &Alloc_;*/
8509
8510     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
8511     dealloc_ = dealloc->method_imp;
8512     dealloc->method_imp = (IMP) &Dealloc_;*/
8513
8514     size_t size;
8515
8516     int maxproc;
8517     size = sizeof(maxproc);
8518     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
8519         perror("sysctlbyname(\"kern.maxproc\", ?)");
8520     else if (maxproc < 64) {
8521         maxproc = 64;
8522         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
8523             perror("sysctlbyname(\"kern.maxproc\", #)");
8524     }
8525
8526     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
8527     char *machine = new char[size];
8528     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
8529         perror("sysctlbyname(\"hw.machine\", ?)");
8530     else
8531         Machine_ = machine;
8532
8533     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
8534
8535     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
8536         Build_ = [system objectForKey:@"ProductBuildVersion"];
8537     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
8538         Product_ = [info objectForKey:@"SafariProductVersion"];
8539         Safari_ = [info objectForKey:@"CFBundleVersion"];
8540     }
8541
8542     /*AddPreferences(@"/Applications/Preferences.app/Settings-iPhone.plist");
8543     AddPreferences(@"/Applications/Preferences.app/Settings-iPod.plist");*/
8544
8545     /* Load Database {{{ */
8546     _trace();
8547     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
8548     _trace();
8549     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
8550     _trace();
8551
8552     if (Metadata_ == NULL)
8553         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
8554     else {
8555         Settings_ = [Metadata_ objectForKey:@"Settings"];
8556
8557         Packages_ = [Metadata_ objectForKey:@"Packages"];
8558         Sections_ = [Metadata_ objectForKey:@"Sections"];
8559         Sources_ = [Metadata_ objectForKey:@"Sources"];
8560     }
8561
8562     if (Settings_ != nil)
8563         Role_ = [Settings_ objectForKey:@"Role"];
8564
8565     if (Packages_ == nil) {
8566         Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
8567         [Metadata_ setObject:Packages_ forKey:@"Packages"];
8568     }
8569
8570     if (Sections_ == nil) {
8571         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
8572         [Metadata_ setObject:Sections_ forKey:@"Sections"];
8573     }
8574
8575     if (Sources_ == nil) {
8576         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
8577         [Metadata_ setObject:Sources_ forKey:@"Sources"];
8578     }
8579     /* }}} */
8580
8581 #if RecycleWebViews
8582     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
8583 #endif
8584
8585     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
8586         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
8587     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
8588         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
8589
8590     if (access("/User", F_OK) != 0) {
8591         _trace();
8592         system("/usr/libexec/cydia/firmware.sh");
8593         _trace();
8594     }
8595
8596     _assert([[NSFileManager defaultManager]
8597         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
8598         withIntermediateDirectories:YES
8599         attributes:nil
8600         error:NULL
8601     ]);
8602
8603     if (access("/tmp/cydia.chk", F_OK) == 0) {
8604         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
8605             _assert(errno == ENOENT);
8606         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
8607             _assert(errno == ENOENT);
8608     }
8609
8610     _assert(pkgInitConfig(*_config));
8611     _assert(pkgInitSystem(*_config, _system));
8612
8613     if (lang != NULL)
8614         _config->Set("APT::Acquire::Translation", lang);
8615     _config->Set("Acquire::http::Timeout", 15);
8616     _config->Set("Acquire::http::MaxParallel", 4);
8617
8618     /* Color Choices {{{ */
8619     space_ = CGColorSpaceCreateDeviceRGB();
8620
8621     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
8622     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
8623     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
8624     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
8625     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
8626     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
8627     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
8628     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
8629     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
8630     /*Purple_.Set(space_, 1.0, 0.3, 0.0, 1.0);
8631     Purplish_.Set(space_, 1.0, 0.6, 0.4, 1.0); ORANGE */
8632     /*Purple_.Set(space_, 1.0, 0.5, 0.0, 1.0);
8633     Purplish_.Set(space_, 1.0, 0.7, 0.2, 1.0); ORANGISH */
8634     /*Purple_.Set(space_, 0.5, 0.0, 0.7, 1.0);
8635     Purplish_.Set(space_, 0.7, 0.4, 0.8, 1.0); PURPLE */
8636
8637 //.93
8638     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
8639     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
8640     /* }}}*/
8641
8642     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
8643
8644     /* UIKit Configuration {{{ */
8645     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
8646     if ($GSFontSetUseLegacyFontMetrics != NULL)
8647         $GSFontSetUseLegacyFontMetrics(YES);
8648
8649     UIKeyboardDisableAutomaticAppearance();
8650     /* }}} */
8651
8652     _trace();
8653     int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
8654
8655     CGColorSpaceRelease(space_);
8656     CFRelease(Locale_);
8657
8658     return value;
8659 }