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$Section)
2172             section_.set(pool_, iterator_.Section());
2173         _end
2174
2175         essential_ = ((iterator_->Flags & pkgCache::Flag::Essential) == 0 ? NO : YES) || [self hasTag:@"cydia::essential"];
2176         visible_ = visible_ && [self hasSupportingRole] && [self unfiltered];
2177     } _end } return self;
2178 }
2179
2180 + (Package *) packageWithIterator:(pkgCache::PkgIterator)iterator withZone:(NSZone *)zone inPool:(apr_pool_t *)pool database:(Database *)database {
2181     pkgCache::VerIterator version;
2182
2183     _profile(Package$packageWithIterator$GetCandidateVer)
2184         version = [database policy]->GetCandidateVer(iterator);
2185     _end
2186
2187     if (version.end())
2188         return nil;
2189
2190     return [[[Package alloc]
2191         initWithVersion:version
2192         withZone:zone
2193         inPool:pool
2194         database:database
2195     ] autorelease];
2196 }
2197
2198 - (pkgCache::PkgIterator) iterator {
2199     return iterator_;
2200 }
2201
2202 - (NSString *) section {
2203     if (section$_ == nil) {
2204         if (section_.empty())
2205             return nil;
2206
2207         std::replace(section_.data(), section_.data() + section_.size(), ' ', '_');
2208         NSString *name(section_);
2209
2210       lookup:
2211         if (NSDictionary *value = [SectionMap_ objectForKey:name])
2212             if (NSString *rename = [value objectForKey:@"Rename"]) {
2213                 name = rename;
2214                 goto lookup;
2215             }
2216
2217         section$_ = [[name stringByReplacingCharacter:'_' withCharacter:' '] retain];
2218     } return section$_;
2219 }
2220
2221 - (NSString *) simpleSection {
2222     if (NSString *section = [self section])
2223         return Simplify(section);
2224     else
2225         return nil;
2226 }
2227
2228 - (NSString *) longSection {
2229     return LocalizeSection([self section]);
2230 }
2231
2232 - (NSString *) shortSection {
2233     return [[NSBundle mainBundle] localizedStringForKey:[self simpleSection] value:nil table:@"Sections"];
2234 }
2235
2236 - (NSString *) uri {
2237     return nil;
2238 #if 0
2239     pkgIndexFile *index;
2240     pkgCache::PkgFileIterator file(file_.File());
2241     if (![database_ list].FindIndex(file, index))
2242         return nil;
2243     return [NSString stringWithUTF8String:iterator_->Path];
2244     //return [NSString stringWithUTF8String:file.Site()];
2245     //return [NSString stringWithUTF8String:index->ArchiveURI(file.FileName()).c_str()];
2246 #endif
2247 }
2248
2249 - (Address *) maintainer {
2250     if (file_.end())
2251         return nil;
2252     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2253     const std::string &maintainer(parser->Maintainer());
2254     return maintainer.empty() ? nil : [Address addressWithString:[NSString stringWithUTF8String:maintainer.c_str()]];
2255 }
2256
2257 - (size_t) size {
2258     return version_.end() ? 0 : version_->InstalledSize;
2259 }
2260
2261 - (NSString *) longDescription {
2262     if (file_.end())
2263         return nil;
2264     pkgRecords::Parser *parser = &[database_ records]->Lookup(file_);
2265     NSString *description([NSString stringWithUTF8String:parser->LongDesc().c_str()]);
2266
2267     NSArray *lines = [description componentsSeparatedByString:@"\n"];
2268     NSMutableArray *trimmed = [NSMutableArray arrayWithCapacity:([lines count] - 1)];
2269     if ([lines count] < 2)
2270         return nil;
2271
2272     NSCharacterSet *whitespace = [NSCharacterSet whitespaceCharacterSet];
2273     for (size_t i(1), e([lines count]); i != e; ++i) {
2274         NSString *trim = [[lines objectAtIndex:i] stringByTrimmingCharactersInSet:whitespace];
2275         [trimmed addObject:trim];
2276     }
2277
2278     return [trimmed componentsJoinedByString:@"\n"];
2279 }
2280
2281 - (NSString *) shortDescription {
2282     return tagline_;
2283 }
2284
2285 - (unichar) index {
2286     _profile(Package$index)
2287         CFStringRef name((CFStringRef) [self name]);
2288         if (CFStringGetLength(name) == 0)
2289             return '#';
2290         UniChar character(CFStringGetCharacterAtIndex(name, 0));
2291         if (!CFUniCharIsMemberOf(character, kCFUniCharLetterCharacterSet))
2292             return '#';
2293         return toupper(character);
2294     _end
2295 }
2296
2297 - (NSMutableDictionary *) metadata {
2298     return metadata_;
2299 }
2300
2301 - (NSDate *) seen {
2302     if (subscribed_ && lastSeen_ != nil)
2303         return lastSeen_;
2304     return firstSeen_;
2305 }
2306
2307 - (BOOL) subscribed {
2308     return subscribed_;
2309 }
2310
2311 - (BOOL) ignored {
2312     NSDictionary *metadata([self metadata]);
2313     if (NSNumber *ignored = [metadata objectForKey:@"IsIgnored"])
2314         return [ignored boolValue];
2315     else
2316         return false;
2317 }
2318
2319 - (NSString *) latest {
2320     return latest_;
2321 }
2322
2323 - (NSString *) installed {
2324     return installed_;
2325 }
2326
2327 - (BOOL) uninstalled {
2328     return installed_.empty();
2329 }
2330
2331 - (BOOL) valid {
2332     return !version_.end();
2333 }
2334
2335 - (BOOL) upgradableAndEssential:(BOOL)essential {
2336     _profile(Package$upgradableAndEssential)
2337         pkgCache::VerIterator current(iterator_.CurrentVer());
2338         if (current.end())
2339             return essential && essential_ && visible_;
2340         else
2341             return !version_.end() && version_ != current;// && (!essential || ![database_ cache][iterator_].Keep());
2342     _end
2343 }
2344
2345 - (BOOL) essential {
2346     return essential_;
2347 }
2348
2349 - (BOOL) broken {
2350     return [database_ cache][iterator_].InstBroken();
2351 }
2352
2353 - (BOOL) unfiltered {
2354     NSString *section([self section]);
2355     return section == nil || isSectionVisible(section);
2356 }
2357
2358 - (BOOL) visible {
2359     return visible_;
2360 }
2361
2362 - (BOOL) half {
2363     unsigned char current(iterator_->CurrentState);
2364     return current == pkgCache::State::HalfConfigured || current == pkgCache::State::HalfInstalled;
2365 }
2366
2367 - (BOOL) halfConfigured {
2368     return iterator_->CurrentState == pkgCache::State::HalfConfigured;
2369 }
2370
2371 - (BOOL) halfInstalled {
2372     return iterator_->CurrentState == pkgCache::State::HalfInstalled;
2373 }
2374
2375 - (BOOL) hasMode {
2376     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2377     return state.Mode != pkgDepCache::ModeKeep;
2378 }
2379
2380 - (NSString *) mode {
2381     pkgDepCache::StateCache &state([database_ cache][iterator_]);
2382
2383     switch (state.Mode) {
2384         case pkgDepCache::ModeDelete:
2385             if ((state.iFlags & pkgDepCache::Purge) != 0)
2386                 return @"PURGE";
2387             else
2388                 return @"REMOVE";
2389         case pkgDepCache::ModeKeep:
2390             if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2391                 return @"REINSTALL";
2392             /*else if ((state.iFlags & pkgDepCache::AutoKept) != 0)
2393                 return nil;*/
2394             else
2395                 return nil;
2396         case pkgDepCache::ModeInstall:
2397             /*if ((state.iFlags & pkgDepCache::ReInstall) != 0)
2398                 return @"REINSTALL";
2399             else*/ switch (state.Status) {
2400                 case -1:
2401                     return @"DOWNGRADE";
2402                 case 0:
2403                     return @"INSTALL";
2404                 case 1:
2405                     return @"UPGRADE";
2406                 case 2:
2407                     return @"NEW_INSTALL";
2408                 default:
2409                     _assert(false);
2410             }
2411         default:
2412             _assert(false);
2413     }
2414 }
2415
2416 - (NSString *) id {
2417     return id_;
2418 }
2419
2420 - (NSString *) name {
2421     return name_.empty() ? id_ : name_;
2422 }
2423
2424 - (UIImage *) icon {
2425     NSString *section = [self simpleSection];
2426
2427     UIImage *icon(nil);
2428     if (!icon_.empty())
2429         if ([icon_ hasPrefix:@"file:///"])
2430             icon = [UIImage imageAtPath:[icon_ substringFromIndex:7]];
2431     if (icon == nil) if (section != nil)
2432         icon = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]];
2433     if (icon == nil) if (source_ != nil) if (NSString *dicon = [source_ defaultIcon])
2434         if ([dicon hasPrefix:@"file:///"])
2435             icon = [UIImage imageAtPath:[dicon substringFromIndex:7]];
2436     if (icon == nil)
2437         icon = [UIImage applicationImageNamed:@"unknown.png"];
2438     return icon;
2439 }
2440
2441 - (NSString *) homepage {
2442     return homepage_;
2443 }
2444
2445 - (NSString *) depiction {
2446     return !depiction_.empty() ? depiction_ : [[self source] depictionForPackage:id_];
2447 }
2448
2449 - (Address *) sponsor {
2450     if (sponsor$_ == nil) {
2451         if (sponsor_.empty())
2452             return nil;
2453         sponsor$_ = [[Address addressWithString:sponsor_] retain];
2454     } return sponsor$_;
2455 }
2456
2457 - (Address *) author {
2458     if (author$_ == nil) {
2459         if (author_.empty())
2460             return nil;
2461         author$_ = [[Address addressWithString:author_] retain];
2462     } return author$_;
2463 }
2464
2465 - (NSString *) support {
2466     return !support_.empty() ? support_ : [[self source] supportForPackage:id_];
2467 }
2468
2469 - (NSArray *) files {
2470     NSString *path = [NSString stringWithFormat:@"/var/lib/dpkg/info/%@.list", static_cast<NSString *>(id_)];
2471     NSMutableArray *files = [NSMutableArray arrayWithCapacity:128];
2472
2473     std::ifstream fin;
2474     fin.open([path UTF8String]);
2475     if (!fin.is_open())
2476         return nil;
2477
2478     std::string line;
2479     while (std::getline(fin, line))
2480         [files addObject:[NSString stringWithUTF8String:line.c_str()]];
2481
2482     return files;
2483 }
2484
2485 - (NSArray *) relationships {
2486     return relationships_;
2487 }
2488
2489 - (NSArray *) warnings {
2490     NSMutableArray *warnings([NSMutableArray arrayWithCapacity:4]);
2491     const char *name(iterator_.Name());
2492
2493     size_t length(strlen(name));
2494     if (length < 2) invalid:
2495         [warnings addObject:UCLocalize("ILLEGAL_PACKAGE_IDENTIFIER")];
2496     else for (size_t i(0); i != length; ++i)
2497         if (
2498             /* XXX: technically this is not allowed */
2499             (name[i] < 'A' || name[i] > 'Z') &&
2500             (name[i] < 'a' || name[i] > 'z') &&
2501             (name[i] < '0' || name[i] > '9') &&
2502             (i == 0 || name[i] != '+' && name[i] != '-' && name[i] != '.')
2503         ) goto invalid;
2504
2505     if (strcmp(name, "cydia") != 0) {
2506         bool cydia = false;
2507         bool _private = false;
2508         bool stash = false;
2509
2510         bool repository = [[self section] isEqualToString:@"Repositories"];
2511
2512         if (NSArray *files = [self files])
2513             for (NSString *file in files)
2514                 if (!cydia && [file isEqualToString:@"/Applications/Cydia.app"])
2515                     cydia = true;
2516                 else if (!_private && [file isEqualToString:@"/private"])
2517                     _private = true;
2518                 else if (!stash && [file isEqualToString:@"/var/stash"])
2519                     stash = true;
2520
2521         /* XXX: this is not sensitive enough. only some folders are valid. */
2522         if (cydia && !repository)
2523             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"Cydia.app"]];
2524         if (_private)
2525             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/private"]];
2526         if (stash)
2527             [warnings addObject:[NSString stringWithFormat:UCLocalize("FILES_INSTALLED_TO"), @"/var/stash"]];
2528     }
2529
2530     return [warnings count] == 0 ? nil : warnings;
2531 }
2532
2533 - (NSArray *) applications {
2534     NSString *me([[NSBundle mainBundle] bundleIdentifier]);
2535
2536     NSMutableArray *applications([NSMutableArray arrayWithCapacity:2]);
2537
2538     static Pcre application_r("^/Applications/(.*)\\.app/Info.plist$");
2539     if (NSArray *files = [self files])
2540         for (NSString *file in files)
2541             if (application_r(file)) {
2542                 NSDictionary *info([NSDictionary dictionaryWithContentsOfFile:file]);
2543                 NSString *id([info objectForKey:@"CFBundleIdentifier"]);
2544                 if ([id isEqualToString:me])
2545                     continue;
2546
2547                 NSString *display([info objectForKey:@"CFBundleDisplayName"]);
2548                 if (display == nil)
2549                     display = application_r[1];
2550
2551                 NSString *bundle([file stringByDeletingLastPathComponent]);
2552                 NSString *icon([info objectForKey:@"CFBundleIconFile"]);
2553                 if (icon == nil || [icon length] == 0)
2554                     icon = @"icon.png";
2555                 NSURL *url([NSURL fileURLWithPath:[bundle stringByAppendingPathComponent:icon]]);
2556
2557                 NSMutableArray *application([NSMutableArray arrayWithCapacity:2]);
2558                 [applications addObject:application];
2559
2560                 [application addObject:id];
2561                 [application addObject:display];
2562                 [application addObject:url];
2563             }
2564
2565     return [applications count] == 0 ? nil : applications;
2566 }
2567
2568 - (Source *) source {
2569     if (!cached_) {
2570         @synchronized (database_) {
2571             if ([database_ era] != era_ || file_.end())
2572                 source_ = nil;
2573             else {
2574                 source_ = [database_ getSource:file_.File()];
2575                 if (source_ != nil)
2576                     [source_ retain];
2577             }
2578
2579             cached_ = true;
2580         }
2581     }
2582
2583     return source_;
2584 }
2585
2586 - (NSString *) role {
2587     return role_;
2588 }
2589
2590 - (BOOL) matches:(NSString *)text {
2591     if (text == nil)
2592         return NO;
2593
2594     NSRange range;
2595
2596     range = [[self id] rangeOfString:text options:MatchCompareOptions_];
2597     if (range.location != NSNotFound)
2598         return YES;
2599
2600     range = [[self name] rangeOfString:text options:MatchCompareOptions_];
2601     if (range.location != NSNotFound)
2602         return YES;
2603
2604     range = [[self shortDescription] rangeOfString:text options:MatchCompareOptions_];
2605     if (range.location != NSNotFound)
2606         return YES;
2607
2608     return NO;
2609 }
2610
2611 - (bool) hasSupportingRole {
2612     if (role_ == nil)
2613         return true;
2614     if ([role_ isEqualToString:@"enduser"])
2615         return true;
2616     if ([Role_ isEqualToString:@"User"])
2617         return false;
2618     if ([role_ isEqualToString:@"hacker"])
2619         return true;
2620     if ([Role_ isEqualToString:@"Hacker"])
2621         return false;
2622     if ([role_ isEqualToString:@"developer"])
2623         return true;
2624     if ([Role_ isEqualToString:@"Developer"])
2625         return false;
2626     _assert(false);
2627 }
2628
2629 - (BOOL) hasTag:(NSString *)tag {
2630     return tags_ == nil ? NO : [tags_ containsObject:tag];
2631 }
2632
2633 - (NSString *) primaryPurpose {
2634     for (NSString *tag in tags_)
2635         if ([tag hasPrefix:@"purpose::"])
2636             return [tag substringFromIndex:9];
2637     return nil;
2638 }
2639
2640 - (NSArray *) purposes {
2641     NSMutableArray *purposes([NSMutableArray arrayWithCapacity:2]);
2642     for (NSString *tag in tags_)
2643         if ([tag hasPrefix:@"purpose::"])
2644             [purposes addObject:[tag substringFromIndex:9]];
2645     return [purposes count] == 0 ? nil : purposes;
2646 }
2647
2648 - (bool) isCommercial {
2649     return [self hasTag:@"cydia::commercial"];
2650 }
2651
2652 - (CYString &) cyname {
2653     return name_.empty() ? id_ : name_;
2654 }
2655
2656 - (uint32_t) compareBySection:(NSArray *)sections {
2657     NSString *section([self section]);
2658     for (size_t i(0), e([sections count]); i != e; ++i) {
2659         if ([section isEqualToString:[[sections objectAtIndex:i] name]])
2660             return i;
2661     }
2662
2663     return _not(uint32_t);
2664 }
2665
2666 - (uint32_t) compareForChanges {
2667     union {
2668         uint32_t key;
2669
2670         struct {
2671             uint32_t timestamp : 30;
2672             uint32_t ignored : 1;
2673             uint32_t upgradable : 1;
2674         } bits;
2675     } value;
2676
2677     bool upgradable([self upgradableAndEssential:YES]);
2678     value.bits.upgradable = upgradable ? 1 : 0;
2679
2680     if (upgradable) {
2681         value.bits.timestamp = 0;
2682         value.bits.ignored = [self ignored] ? 0 : 1;
2683         value.bits.upgradable = 1;
2684     } else {
2685         value.bits.timestamp = static_cast<uint32_t>([[self seen] timeIntervalSince1970]) >> 2;
2686         value.bits.ignored = 0;
2687         value.bits.upgradable = 0;
2688     }
2689
2690     return _not(uint32_t) - value.key;
2691 }
2692
2693 - (void) clear {
2694     pkgProblemResolver *resolver = [database_ resolver];
2695     resolver->Clear(iterator_);
2696     resolver->Protect(iterator_);
2697 }
2698
2699 - (void) install {
2700     pkgProblemResolver *resolver = [database_ resolver];
2701     resolver->Clear(iterator_);
2702     resolver->Protect(iterator_);
2703     pkgCacheFile &cache([database_ cache]);
2704     cache->MarkInstall(iterator_, false);
2705     pkgDepCache::StateCache &state((*cache)[iterator_]);
2706     if (!state.Install())
2707         cache->SetReInstall(iterator_, true);
2708 }
2709
2710 - (void) remove {
2711     pkgProblemResolver *resolver = [database_ resolver];
2712     resolver->Clear(iterator_);
2713     resolver->Protect(iterator_);
2714     resolver->Remove(iterator_);
2715     [database_ cache]->MarkDelete(iterator_, true);
2716 }
2717
2718 - (bool) isUnfilteredAndSearchedForBy:(NSString *)search {
2719     _profile(Package$isUnfilteredAndSearchedForBy)
2720         bool value(true);
2721
2722         _profile(Package$isUnfilteredAndSearchedForBy$Unfiltered)
2723             value &= [self unfiltered];
2724         _end
2725
2726         _profile(Package$isUnfilteredAndSearchedForBy$Match)
2727             value &= [self matches:search];
2728         _end
2729
2730         return value;
2731     _end
2732 }
2733
2734 - (bool) isInstalledAndVisible:(NSNumber *)number {
2735     return (![number boolValue] || [self visible]) && ![self uninstalled];
2736 }
2737
2738 - (bool) isVisiblyUninstalledInSection:(NSString *)name {
2739     NSString *section = [self section];
2740
2741     return
2742         [self visible] &&
2743         [self uninstalled] && (
2744             name == nil ||
2745             section == nil && [name length] == 0 ||
2746             [name isEqualToString:section]
2747         );
2748 }
2749
2750 - (bool) isVisibleInSource:(Source *)source {
2751     return [self source] == source && [self visible];
2752 }
2753
2754 @end
2755 /* }}} */
2756 /* Section Class {{{ */
2757 @interface Section : NSObject {
2758     NSString *name_;
2759     unichar index_;
2760     size_t row_;
2761     size_t count_;
2762     NSString *localized_;
2763 }
2764
2765 - (NSComparisonResult) compareByLocalized:(Section *)section;
2766 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized;
2767 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize;
2768 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize;
2769 - (Section *) initWithIndex:(unichar)index row:(size_t)row;
2770 - (NSString *) name;
2771 - (unichar) index;
2772
2773 - (size_t) row;
2774 - (size_t) count;
2775
2776 - (void) addToRow;
2777 - (void) addToCount;
2778
2779 - (void) setCount:(size_t)count;
2780 - (NSString *) localized;
2781
2782 @end
2783
2784 @implementation Section
2785
2786 - (void) dealloc {
2787     [name_ release];
2788     if (localized_ != nil)
2789         [localized_ release];
2790     [super dealloc];
2791 }
2792
2793 - (NSComparisonResult) compareByLocalized:(Section *)section {
2794     NSString *lhs(localized_);
2795     NSString *rhs([section localized]);
2796
2797     /*if ([lhs length] != 0 && [rhs length] != 0) {
2798         unichar lhc = [lhs characterAtIndex:0];
2799         unichar rhc = [rhs characterAtIndex:0];
2800
2801         if (isalpha(lhc) && !isalpha(rhc))
2802             return NSOrderedAscending;
2803         else if (!isalpha(lhc) && isalpha(rhc))
2804             return NSOrderedDescending;
2805     }*/
2806
2807     return [lhs compare:rhs options:LaxCompareOptions_];
2808 }
2809
2810 - (Section *) initWithName:(NSString *)name localized:(NSString *)localized {
2811     if ((self = [self initWithName:name localize:NO]) != nil) {
2812         if (localized != nil)
2813             localized_ = [localized retain];
2814     } return self;
2815 }
2816
2817 - (Section *) initWithName:(NSString *)name localize:(BOOL)localize {
2818     return [self initWithName:name row:0 localize:localize];
2819 }
2820
2821 - (Section *) initWithName:(NSString *)name row:(size_t)row localize:(BOOL)localize {
2822     if ((self = [super init]) != nil) {
2823         name_ = [name retain];
2824         index_ = '\0';
2825         row_ = row;
2826         if (localize)
2827             localized_ = [LocalizeSection(name_) retain];
2828     } return self;
2829 }
2830
2831 /* XXX: localize the index thingees */
2832 - (Section *) initWithIndex:(unichar)index row:(size_t)row {
2833     if ((self = [super init]) != nil) {
2834         name_ = [(index == '#' ? @"123" : [NSString stringWithCharacters:&index length:1]) retain];
2835         index_ = index;
2836         row_ = row;
2837     } return self;
2838 }
2839
2840 - (NSString *) name {
2841     return name_;
2842 }
2843
2844 - (unichar) index {
2845     return index_;
2846 }
2847
2848 - (size_t) row {
2849     return row_;
2850 }
2851
2852 - (size_t) count {
2853     return count_;
2854 }
2855
2856 - (void) addToRow {
2857     ++row_;
2858 }
2859
2860 - (void) addToCount {
2861     ++count_;
2862 }
2863
2864 - (void) setCount:(size_t)count {
2865     count_ = count;
2866 }
2867
2868 - (NSString *) localized {
2869     return localized_;
2870 }
2871
2872 @end
2873 /* }}} */
2874
2875 static int Finish_;
2876 static NSArray *Finishes_;
2877
2878 /* Database Implementation {{{ */
2879 @implementation Database
2880
2881 + (Database *) sharedInstance {
2882     static Database *instance;
2883     if (instance == nil)
2884         instance = [[Database alloc] init];
2885     return instance;
2886 }
2887
2888 - (unsigned) era {
2889     return era_;
2890 }
2891
2892 - (void) dealloc {
2893     _assert(false);
2894     NSRecycleZone(zone_);
2895     // XXX: malloc_destroy_zone(zone_);
2896     apr_pool_destroy(pool_);
2897     [super dealloc];
2898 }
2899
2900 - (void) _readCydia:(NSNumber *)fd { _pooled
2901     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2902     std::istream is(&ib);
2903     std::string line;
2904
2905     static Pcre finish_r("^finish:([^:]*)$");
2906
2907     while (std::getline(is, line)) {
2908         const char *data(line.c_str());
2909         size_t size = line.size();
2910         lprintf("C:%s\n", data);
2911
2912         if (finish_r(data, size)) {
2913             NSString *finish = finish_r[1];
2914             int index = [Finishes_ indexOfObject:finish];
2915             if (index != INT_MAX && index > Finish_)
2916                 Finish_ = index;
2917         }
2918     }
2919
2920     _assert(false);
2921 }
2922
2923 - (void) _readStatus:(NSNumber *)fd { _pooled
2924     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2925     std::istream is(&ib);
2926     std::string line;
2927
2928     static Pcre conffile_r("^status: [^ ]* : conffile-prompt : (.*?) *$");
2929     static Pcre pmstatus_r("^([^:]*):([^:]*):([^:]*):(.*)$");
2930
2931     while (std::getline(is, line)) {
2932         const char *data(line.c_str());
2933         size_t size = line.size();
2934         lprintf("S:%s\n", data);
2935
2936         if (conffile_r(data, size)) {
2937             [delegate_ setConfigurationData:conffile_r[1]];
2938         } else if (strncmp(data, "status: ", 8) == 0) {
2939             NSString *string = [NSString stringWithUTF8String:(data + 8)];
2940             [delegate_ setProgressTitle:string];
2941         } else if (pmstatus_r(data, size)) {
2942             std::string type([pmstatus_r[1] UTF8String]);
2943             NSString *id = pmstatus_r[2];
2944
2945             float percent([pmstatus_r[3] floatValue]);
2946             [delegate_ setProgressPercent:(percent / 100)];
2947
2948             NSString *string = pmstatus_r[4];
2949
2950             if (type == "pmerror")
2951                 [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
2952                     withObject:[NSArray arrayWithObjects:string, id, nil]
2953                     waitUntilDone:YES
2954                 ];
2955             else if (type == "pmstatus") {
2956                 [delegate_ setProgressTitle:string];
2957             } else if (type == "pmconffile")
2958                 [delegate_ setConfigurationData:string];
2959             else _assert(false);
2960         } else _assert(false);
2961     }
2962
2963     _assert(false);
2964 }
2965
2966 - (void) _readOutput:(NSNumber *)fd { _pooled
2967     __gnu_cxx::stdio_filebuf<char> ib([fd intValue], std::ios::in);
2968     std::istream is(&ib);
2969     std::string line;
2970
2971     while (std::getline(is, line)) {
2972         lprintf("O:%s\n", line.c_str());
2973         [delegate_ addProgressOutput:[NSString stringWithUTF8String:line.c_str()]];
2974     }
2975
2976     _assert(false);
2977 }
2978
2979 - (FILE *) input {
2980     return input_;
2981 }
2982
2983 - (Package *) packageWithName:(NSString *)name {
2984     if (static_cast<pkgDepCache *>(cache_) == NULL)
2985         return nil;
2986     pkgCache::PkgIterator iterator(cache_->FindPkg([name UTF8String]));
2987     return iterator.end() ? nil : [Package packageWithIterator:iterator withZone:NULL inPool:pool_ database:self];
2988 }
2989
2990 - (Database *) init {
2991     if ((self = [super init]) != nil) {
2992         policy_ = NULL;
2993         records_ = NULL;
2994         resolver_ = NULL;
2995         fetcher_ = NULL;
2996         lock_ = NULL;
2997
2998         zone_ = NSCreateZone(1024 * 1024, 256 * 1024, NO);
2999         apr_pool_create(&pool_, NULL);
3000
3001         packages_ = [[NSMutableArray alloc] init];
3002
3003         int fds[2];
3004
3005         _assert(pipe(fds) != -1);
3006         cydiafd_ = fds[1];
3007
3008         _config->Set("APT::Keep-Fds::", cydiafd_);
3009         setenv("CYDIA", [[[[NSNumber numberWithInt:cydiafd_] stringValue] stringByAppendingString:@" 1"] UTF8String], _not(int));
3010
3011         [NSThread
3012             detachNewThreadSelector:@selector(_readCydia:)
3013             toTarget:self
3014             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3015         ];
3016
3017         _assert(pipe(fds) != -1);
3018         statusfd_ = fds[1];
3019
3020         [NSThread
3021             detachNewThreadSelector:@selector(_readStatus:)
3022             toTarget:self
3023             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3024         ];
3025
3026         _assert(pipe(fds) != -1);
3027         _assert(dup2(fds[0], 0) != -1);
3028         _assert(close(fds[0]) != -1);
3029
3030         input_ = fdopen(fds[1], "a");
3031
3032         _assert(pipe(fds) != -1);
3033         _assert(dup2(fds[1], 1) != -1);
3034         _assert(close(fds[1]) != -1);
3035
3036         [NSThread
3037             detachNewThreadSelector:@selector(_readOutput:)
3038             toTarget:self
3039             withObject:[[NSNumber numberWithInt:fds[0]] retain]
3040         ];
3041     } return self;
3042 }
3043
3044 - (pkgCacheFile &) cache {
3045     return cache_;
3046 }
3047
3048 - (pkgDepCache::Policy *) policy {
3049     return policy_;
3050 }
3051
3052 - (pkgRecords *) records {
3053     return records_;
3054 }
3055
3056 - (pkgProblemResolver *) resolver {
3057     return resolver_;
3058 }
3059
3060 - (pkgAcquire &) fetcher {
3061     return *fetcher_;
3062 }
3063
3064 - (pkgSourceList &) list {
3065     return *list_;
3066 }
3067
3068 - (NSArray *) packages {
3069     return packages_;
3070 }
3071
3072 - (NSArray *) sources {
3073     NSMutableArray *sources([NSMutableArray arrayWithCapacity:sources_.size()]);
3074     for (SourceMap::const_iterator i(sources_.begin()); i != sources_.end(); ++i)
3075         [sources addObject:i->second];
3076     return sources;
3077 }
3078
3079 - (NSArray *) issues {
3080     if (cache_->BrokenCount() == 0)
3081         return nil;
3082
3083     NSMutableArray *issues([NSMutableArray arrayWithCapacity:4]);
3084
3085     for (Package *package in packages_) {
3086         if (![package broken])
3087             continue;
3088         pkgCache::PkgIterator pkg([package iterator]);
3089
3090         NSMutableArray *entry([NSMutableArray arrayWithCapacity:4]);
3091         [entry addObject:[package name]];
3092         [issues addObject:entry];
3093
3094         pkgCache::VerIterator ver(cache_[pkg].InstVerIter(cache_));
3095         if (ver.end())
3096             continue;
3097
3098         for (pkgCache::DepIterator dep(ver.DependsList()); !dep.end(); ) {
3099             pkgCache::DepIterator start;
3100             pkgCache::DepIterator end;
3101             dep.GlobOr(start, end); // ++dep
3102
3103             if (!cache_->IsImportantDep(end))
3104                 continue;
3105             if ((cache_[end] & pkgDepCache::DepGInstall) != 0)
3106                 continue;
3107
3108             NSMutableArray *failure([NSMutableArray arrayWithCapacity:4]);
3109             [entry addObject:failure];
3110             [failure addObject:[NSString stringWithUTF8String:start.DepType()]];
3111
3112             Package *package([self packageWithName:[NSString stringWithUTF8String:start.TargetPkg().Name()]]);
3113             [failure addObject:[package name]];
3114
3115             pkgCache::PkgIterator target(start.TargetPkg());
3116             if (target->ProvidesList != 0)
3117                 [failure addObject:@"?"];
3118             else {
3119                 pkgCache::VerIterator ver(cache_[target].InstVerIter(cache_));
3120                 if (!ver.end())
3121                     [failure addObject:[NSString stringWithUTF8String:ver.VerStr()]];
3122                 else if (!cache_[target].CandidateVerIter(cache_).end())
3123                     [failure addObject:@"-"];
3124                 else if (target->ProvidesList == 0)
3125                     [failure addObject:@"!"];
3126                 else
3127                     [failure addObject:@"%"];
3128             }
3129
3130             _forever {
3131                 if (start.TargetVer() != 0)
3132                     [failure addObject:[NSString stringWithFormat:@"%s %s", start.CompType(), start.TargetVer()]];
3133                 if (start == end)
3134                     break;
3135                 ++start;
3136             }
3137         }
3138     }
3139
3140     return issues;
3141 }
3142
3143 - (void) reloadData { _pooled
3144     @synchronized (self) {
3145         ++era_;
3146     }
3147
3148     [packages_ removeAllObjects];
3149     sources_.clear();
3150
3151     _error->Discard();
3152
3153     delete list_;
3154     list_ = NULL;
3155     manager_ = NULL;
3156     delete lock_;
3157     lock_ = NULL;
3158     delete fetcher_;
3159     fetcher_ = NULL;
3160     delete resolver_;
3161     resolver_ = NULL;
3162     delete records_;
3163     records_ = NULL;
3164     delete policy_;
3165     policy_ = NULL;
3166
3167     if (now_ != nil) {
3168         [now_ release];
3169         now_ = nil;
3170     }
3171
3172     cache_.Close();
3173
3174     apr_pool_clear(pool_);
3175     NSRecycleZone(zone_);
3176
3177     int chk(creat("/tmp/cydia.chk", 0644));
3178     if (chk != -1)
3179         close(chk);
3180
3181     _trace();
3182     if (!cache_.Open(progress_, true)) {
3183         std::string error;
3184         if (!_error->PopMessage(error))
3185             _assert(false);
3186         _error->Discard();
3187         lprintf("cache_.Open():[%s]\n", error.c_str());
3188
3189         if (error == "dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem. ")
3190             [delegate_ repairWithSelector:@selector(configure)];
3191         else if (error == "The package lists or status file could not be parsed or opened.")
3192             [delegate_ repairWithSelector:@selector(update)];
3193         // else if (error == "Could not open lock file /var/lib/dpkg/lock - open (13 Permission denied)")
3194         // else if (error == "Could not get lock /var/lib/dpkg/lock - open (35 Resource temporarily unavailable)")
3195         // else if (error == "The list of sources could not be read.")
3196         else _assert(false);
3197
3198         return;
3199     }
3200     _trace();
3201
3202     unlink("/tmp/cydia.chk");
3203
3204     now_ = [[NSDate date] retain];
3205
3206     policy_ = new pkgDepCache::Policy();
3207     records_ = new pkgRecords(cache_);
3208     resolver_ = new pkgProblemResolver(cache_);
3209     fetcher_ = new pkgAcquire(&status_);
3210     lock_ = NULL;
3211
3212     list_ = new pkgSourceList();
3213     _assert(list_->ReadMainList());
3214
3215     _assert(cache_->DelCount() == 0 && cache_->InstCount() == 0);
3216     _assert(pkgApplyStatus(cache_));
3217
3218     if (cache_->BrokenCount() != 0) {
3219         _assert(pkgFixBroken(cache_));
3220         _assert(cache_->BrokenCount() == 0);
3221         _assert(pkgMinimizeUpgrade(cache_));
3222     }
3223
3224     _trace();
3225
3226     for (pkgSourceList::const_iterator source = list_->begin(); source != list_->end(); ++source) {
3227         std::vector<pkgIndexFile *> *indices = (*source)->GetIndexFiles();
3228         for (std::vector<pkgIndexFile *>::const_iterator index = indices->begin(); index != indices->end(); ++index)
3229             // XXX: this could be more intelligent
3230             if (dynamic_cast<debPackagesIndex *>(*index) != NULL) {
3231                 pkgCache::PkgFileIterator cached((*index)->FindInCache(cache_));
3232                 if (!cached.end())
3233                     sources_[cached->ID] = [[[Source alloc] initWithMetaIndex:*source inPool:pool_] autorelease];
3234             }
3235     }
3236
3237     _trace();
3238
3239     {
3240         /*std::vector<Package *> packages;
3241         packages.reserve(std::max(10000U, [packages_ count] + 1000));
3242         [packages_ release];
3243         packages_ = nil;*/
3244
3245         _trace();
3246
3247         for (pkgCache::PkgIterator iterator = cache_->PkgBegin(); !iterator.end(); ++iterator)
3248             if (Package *package = [Package packageWithIterator:iterator withZone:zone_ inPool:pool_ database:self])
3249                 //packages.push_back(package);
3250                 [packages_ addObject:package];
3251
3252         _trace();
3253
3254         /*if (packages.empty())
3255             packages_ = [[NSArray alloc] init];
3256         else
3257             packages_ = [[NSArray alloc] initWithObjects:&packages.front() count:packages.size()];
3258         _trace();*/
3259
3260         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(16)];
3261         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(4)];
3262         [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackagePrefixRadix) withContext:reinterpret_cast<void *>(0)];
3263
3264         /*_trace();
3265         PrintTimes();
3266         _trace();*/
3267
3268         _trace();
3269
3270         /*if (!packages.empty())
3271             CFQSortArray(&packages.front(), packages.size(), sizeof(packages.front()), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare_), NULL);*/
3272         //std::sort(packages.begin(), packages.end(), PackageNameOrdering());
3273
3274         //CFArraySortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3275
3276         CFArrayInsertionSortValues((CFMutableArrayRef) packages_, CFRangeMake(0, [packages_ count]), reinterpret_cast<CFComparatorFunction>(&PackageNameCompare), NULL);
3277
3278         //[packages_ sortUsingFunction:reinterpret_cast<NSComparisonResult (*)(id, id, void *)>(&PackageNameCompare) context:NULL];
3279
3280         _trace();
3281     }
3282 }
3283
3284 - (void) configure {
3285     NSString *dpkg = [NSString stringWithFormat:@"dpkg --configure -a --status-fd %u", statusfd_];
3286     system([dpkg UTF8String]);
3287 }
3288
3289 - (void) clean {
3290     if (lock_ != NULL)
3291         return;
3292
3293     FileFd Lock;
3294     Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3295     _assert(!_error->PendingError());
3296
3297     pkgAcquire fetcher;
3298     fetcher.Clean(_config->FindDir("Dir::Cache::Archives"));
3299
3300     class LogCleaner :
3301         public pkgArchiveCleaner
3302     {
3303       protected:
3304         virtual void Erase(const char *File, std::string Pkg, std::string Ver, struct stat &St) {
3305             unlink(File);
3306         }
3307     } cleaner;
3308
3309     if (!cleaner.Go(_config->FindDir("Dir::Cache::Archives") + "partial/", cache_)) {
3310         std::string error;
3311         while (_error->PopMessage(error))
3312             lprintf("ArchiveCleaner: %s\n", error.c_str());
3313     }
3314 }
3315
3316 - (void) prepare {
3317     pkgRecords records(cache_);
3318
3319     lock_ = new FileFd();
3320     lock_->Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
3321     _assert(!_error->PendingError());
3322
3323     pkgSourceList list;
3324     // XXX: explain this with an error message
3325     _assert(list.ReadMainList());
3326
3327     manager_ = (_system->CreatePM(cache_));
3328     _assert(manager_->GetArchives(fetcher_, &list, &records));
3329     _assert(!_error->PendingError());
3330 }
3331
3332 - (void) perform {
3333     NSMutableArray *before = [NSMutableArray arrayWithCapacity:16]; {
3334         pkgSourceList list;
3335         _assert(list.ReadMainList());
3336         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3337             [before addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3338     }
3339
3340     if (fetcher_->Run(PulseInterval_) != pkgAcquire::Continue) {
3341         _trace();
3342         return;
3343     }
3344
3345     bool failed = false;
3346     for (pkgAcquire::ItemIterator item = fetcher_->ItemsBegin(); item != fetcher_->ItemsEnd(); item++) {
3347         if ((*item)->Status == pkgAcquire::Item::StatDone && (*item)->Complete)
3348             continue;
3349         if ((*item)->Status == pkgAcquire::Item::StatIdle)
3350             continue;
3351
3352         std::string uri = (*item)->DescURI();
3353         std::string error = (*item)->ErrorText;
3354
3355         lprintf("pAf:%s:%s\n", uri.c_str(), error.c_str());
3356         failed = true;
3357
3358         [delegate_ performSelectorOnMainThread:@selector(_setProgressError:)
3359             withObject:[NSArray arrayWithObjects:
3360                 [NSString stringWithUTF8String:error.c_str()],
3361             nil]
3362             waitUntilDone:YES
3363         ];
3364     }
3365
3366     if (failed) {
3367         _trace();
3368         return;
3369     }
3370
3371     _system->UnLock();
3372     pkgPackageManager::OrderResult result = manager_->DoInstall(statusfd_);
3373
3374     if (_error->PendingError()) {
3375         _trace();
3376         return;
3377     }
3378
3379     if (result == pkgPackageManager::Failed) {
3380         _trace();
3381         return;
3382     }
3383
3384     if (result != pkgPackageManager::Completed) {
3385         _trace();
3386         return;
3387     }
3388
3389     NSMutableArray *after = [NSMutableArray arrayWithCapacity:16]; {
3390         pkgSourceList list;
3391         _assert(list.ReadMainList());
3392         for (pkgSourceList::const_iterator source = list.begin(); source != list.end(); ++source)
3393             [after addObject:[NSString stringWithUTF8String:(*source)->GetURI().c_str()]];
3394     }
3395
3396     if (![before isEqualToArray:after])
3397         [self update];
3398 }
3399
3400 - (void) upgrade {
3401     _assert(pkgDistUpgrade(cache_));
3402 }
3403
3404 - (void) update {
3405     [self updateWithStatus:status_];
3406 }
3407
3408 - (NSString *) updateWithStatus:(Status &)status {
3409     pkgSourceList list;
3410     _assert(list.ReadMainList());
3411
3412     FileFd lock;
3413     lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
3414
3415     if (_error->PendingError()) {
3416         std::string error;
3417         if (!_error->PopMessage(error))
3418             _assert(false);
3419         _error->Discard();
3420         return [NSString stringWithUTF8String:error.c_str()];
3421     }
3422
3423     pkgAcquire fetcher(&status);
3424     _assert(list.GetIndexes(&fetcher));
3425
3426     if (fetcher.Run(PulseInterval_) != pkgAcquire::Failed) {
3427         bool failed = false;
3428         for (pkgAcquire::ItemIterator item = fetcher.ItemsBegin(); item != fetcher.ItemsEnd(); item++)
3429             if ((*item)->Status != pkgAcquire::Item::StatDone) {
3430                 (*item)->Finished();
3431                 failed = true;
3432             }
3433
3434         if (!failed && _config->FindB("APT::Get::List-Cleanup", true) == true) {
3435             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists")));
3436             _assert(fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/"));
3437         }
3438
3439         [Metadata_ setObject:[NSDate date] forKey:@"LastUpdate"];
3440         Changed_ = true;
3441     }
3442
3443     return nil;
3444 }
3445
3446 - (void) setDelegate:(id)delegate {
3447     delegate_ = delegate;
3448     status_.setDelegate(delegate);
3449     progress_.setDelegate(delegate);
3450 }
3451
3452 - (Source *) getSource:(pkgCache::PkgFileIterator)file {
3453     SourceMap::const_iterator i(sources_.find(file->ID));
3454     return i == sources_.end() ? nil : i->second;
3455 }
3456
3457 @end
3458 /* }}} */
3459
3460 /* PopUp Windows {{{ */
3461 @interface PopUpView : UIView {
3462     _transient id delegate_;
3463     UITransitionView *transition_;
3464     UIView *overlay_;
3465 }
3466
3467 - (void) cancel;
3468 - (id) initWithView:(UIView *)view delegate:(id)delegate;
3469
3470 @end
3471
3472 @implementation PopUpView
3473
3474 - (void) dealloc {
3475     [transition_ setDelegate:nil];
3476     [transition_ release];
3477     [overlay_ release];
3478     [super dealloc];
3479 }
3480
3481 - (void) cancel {
3482     [transition_ transition:UITransitionPushFromTop toView:nil];
3483 }
3484
3485 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
3486     if (from != nil && to == nil)
3487         [self removeFromSuperview];
3488 }
3489
3490 - (id) initWithView:(UIView *)view delegate:(id)delegate {
3491     if ((self = [super initWithFrame:[view bounds]]) != nil) {
3492         delegate_ = delegate;
3493
3494         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
3495         [self addSubview:transition_];
3496
3497         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
3498
3499         [view addSubview:self];
3500
3501         [transition_ setDelegate:self];
3502
3503         UIView *blank = [[[UIView alloc] initWithFrame:[transition_ bounds]] autorelease];
3504         [transition_ transition:UITransitionNone toView:blank];
3505         [transition_ transition:UITransitionPushFromBottom toView:overlay_];
3506     } return self;
3507 }
3508
3509 @end
3510 /* }}} */
3511
3512 /* Confirmation View {{{ */
3513 bool DepSubstrate(const pkgCache::VerIterator &iterator) {
3514     if (!iterator.end())
3515         for (pkgCache::DepIterator dep(iterator.DependsList()); !dep.end(); ++dep) {
3516             if (dep->Type != pkgCache::Dep::Depends && dep->Type != pkgCache::Dep::PreDepends)
3517                 continue;
3518             pkgCache::PkgIterator package(dep.TargetPkg());
3519             if (package.end())
3520                 continue;
3521             if (strcmp(package.Name(), "mobilesubstrate") == 0)
3522                 return true;
3523         }
3524
3525     return false;
3526 }
3527
3528 /* Web Scripting {{{ */
3529 @interface CydiaObject : NSObject {
3530     id indirect_;
3531 }
3532
3533 - (id) initWithDelegate:(IndirectDelegate *)indirect;
3534 @end
3535
3536 @implementation CydiaObject
3537
3538 - (void) dealloc {
3539     [indirect_ release];
3540     [super dealloc];
3541 }
3542
3543 - (id) initWithDelegate:(IndirectDelegate *)indirect {
3544     if ((self = [super init]) != nil) {
3545         indirect_ = [indirect retain];
3546     } return self;
3547 }
3548
3549 + (NSArray *) _attributeKeys {
3550     return [NSArray arrayWithObjects:@"device", @"firewire", @"imei", @"mac", @"serial", nil];
3551 }
3552
3553 - (NSArray *) attributeKeys {
3554     return [[self class] _attributeKeys];
3555 }
3556
3557 + (BOOL) isKeyExcludedFromWebScript:(const char *)name {
3558     return ![[self _attributeKeys] containsObject:[NSString stringWithUTF8String:name]] && [super isKeyExcludedFromWebScript:name];
3559 }
3560
3561 - (NSString *) device {
3562     return [[UIDevice currentDevice] uniqueIdentifier];
3563 }
3564
3565 #if 0 // XXX: implement!
3566 - (NSString *) mac {
3567     if (![indirect_ promptForSensitive:@"Mac Address"])
3568         return nil;
3569 }
3570
3571 - (NSString *) serial {
3572     if (![indirect_ promptForSensitive:@"Serial #"])
3573         return nil;
3574 }
3575
3576 - (NSString *) firewire {
3577     if (![indirect_ promptForSensitive:@"Firewire GUID"])
3578         return nil;
3579 }
3580
3581 - (NSString *) imei {
3582     if (![indirect_ promptForSensitive:@"IMEI"])
3583         return nil;
3584 }
3585 #endif
3586
3587 + (NSString *) webScriptNameForSelector:(SEL)selector {
3588     if (selector == @selector(close))
3589         return @"close";
3590     else if (selector == @selector(getPackageById:))
3591         return @"getPackageById";
3592     else if (selector == @selector(setAutoPopup:))
3593         return @"setAutoPopup";
3594     else if (selector == @selector(setButtonImage:withStyle:toFunction:))
3595         return @"setButtonImage";
3596     else if (selector == @selector(setButtonTitle:withStyle:toFunction:))
3597         return @"setButtonTitle";
3598     else if (selector == @selector(setFinishHook:))
3599         return @"setFinishHook";
3600     else if (selector == @selector(setPopupHook:))
3601         return @"setPopupHook";
3602     else if (selector == @selector(setSpecial:))
3603         return @"setSpecial";
3604     else if (selector == @selector(setViewportWidth:))
3605         return @"setViewportWidth";
3606     else if (selector == @selector(supports:))
3607         return @"supports";
3608     else if (selector == @selector(stringWithFormat:arguments:))
3609         return @"format";
3610     else if (selector == @selector(localizedStringForKey:value:table:))
3611         return @"localize";
3612     else if (selector == @selector(du:))
3613         return @"du";
3614     else if (selector == @selector(statfs:))
3615         return @"statfs";
3616     else
3617         return nil;
3618 }
3619
3620 + (BOOL) isSelectorExcludedFromWebScript:(SEL)selector {
3621     return [self webScriptNameForSelector:selector] == nil;
3622 }
3623
3624 - (BOOL) supports:(NSString *)feature {
3625     return [feature isEqualToString:@"window.open"];
3626 }
3627
3628 - (Package *) getPackageById:(NSString *)id {
3629     return [[Database sharedInstance] packageWithName:id];
3630 }
3631
3632 - (NSArray *) statfs:(NSString *)path {
3633     struct statfs stat;
3634
3635     if (path == nil || statfs([path UTF8String], &stat) == -1)
3636         return nil;
3637
3638     return [NSArray arrayWithObjects:
3639         [NSNumber numberWithUnsignedLong:stat.f_bsize],
3640         [NSNumber numberWithUnsignedLong:stat.f_blocks],
3641         [NSNumber numberWithUnsignedLong:stat.f_bfree],
3642     nil];
3643 }
3644
3645 - (NSNumber *) du:(NSString *)path {
3646     NSNumber *value(nil);
3647
3648     int fds[2];
3649     _assert(pipe(fds) != -1);
3650
3651     pid_t pid(ExecFork());
3652     if (pid == 0) {
3653         _assert(dup2(fds[1], 1) != -1);
3654         _assert(close(fds[0]) != -1);
3655         _assert(close(fds[1]) != -1);
3656         /* XXX: this should probably not use du */
3657         execl("/usr/libexec/cydia/du", "du", "-s", [path UTF8String], NULL);
3658         exit(1);
3659         _assert(false);
3660     }
3661
3662     _assert(close(fds[1]) != -1);
3663
3664     if (FILE *du = fdopen(fds[0], "r")) {
3665         char line[1024];
3666         while (fgets(line, sizeof(line), du) != NULL) {
3667             size_t length(strlen(line));
3668             while (length != 0 && line[length - 1] == '\n')
3669                 line[--length] = '\0';
3670             if (char *tab = strchr(line, '\t')) {
3671                 *tab = '\0';
3672                 value = [NSNumber numberWithUnsignedLong:strtoul(line, NULL, 0)];
3673             }
3674         }
3675
3676         fclose(du);
3677     } else _assert(close(fds[0]));
3678
3679     int status;
3680   wait:
3681     if (waitpid(pid, &status, 0) == -1)
3682         if (errno == EINTR)
3683             goto wait;
3684         else _assert(false);
3685
3686     return value;
3687 }
3688
3689 - (void) close {
3690     [indirect_ close];
3691 }
3692
3693 - (void) setAutoPopup:(BOOL)popup {
3694     [indirect_ setAutoPopup:popup];
3695 }
3696
3697 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3698     [indirect_ setButtonImage:button withStyle:style toFunction:function];
3699 }
3700
3701 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
3702     [indirect_ setButtonTitle:button withStyle:style toFunction:function];
3703 }
3704
3705 - (void) setSpecial:(id)function {
3706     [indirect_ setSpecial:function];
3707 }
3708
3709 - (void) setFinishHook:(id)function {
3710     [indirect_ setFinishHook:function];
3711 }
3712
3713 - (void) setPopupHook:(id)function {
3714     [indirect_ setPopupHook:function];
3715 }
3716
3717 - (void) setViewportWidth:(float)width {
3718     [indirect_ setViewportWidth:width];
3719 }
3720
3721 - (NSString *) stringWithFormat:(NSString *)format arguments:(WebScriptObject *)arguments {
3722     //NSLog(@"SWF:\"%@\" A:%@", format, [arguments description]);
3723     unsigned count([arguments count]);
3724     id values[count];
3725     for (unsigned i(0); i != count; ++i)
3726         values[i] = [arguments objectAtIndex:i];
3727     return [[[NSString alloc] initWithFormat:format arguments:reinterpret_cast<va_list>(values)] autorelease];
3728 }
3729
3730 - (NSString *) localizedStringForKey:(NSString *)key value:(NSString *)value table:(NSString *)table {
3731     if (reinterpret_cast<id>(value) == [WebUndefined undefined])
3732         value = nil;
3733     if (reinterpret_cast<id>(table) == [WebUndefined undefined])
3734         table = nil;
3735     return [[NSBundle mainBundle] localizedStringForKey:key value:value table:table];
3736 }
3737
3738 @end
3739 /* }}} */
3740
3741 @interface CydiaBrowserView : BrowserView {
3742     CydiaObject *cydia_;
3743 }
3744
3745 @end
3746
3747 @implementation CydiaBrowserView
3748
3749 - (void) dealloc {
3750     [cydia_ release];
3751     [super dealloc];
3752 }
3753
3754 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3755     [super webView:sender didClearWindowObject:window forFrame:frame];
3756     [window setValue:cydia_ forKey:@"cydia"];
3757 }
3758
3759 - (NSURLRequest *) webView:(WebView *)sender resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)redirectResponse fromDataSource:(WebDataSource *)source {
3760     NSMutableURLRequest *copy = [request mutableCopy];
3761
3762     if (Machine_ != NULL)
3763         [copy setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
3764     if (UniqueID_ != nil)
3765         [copy setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
3766
3767     if (Role_ != nil)
3768         [copy setValue:Role_ forHTTPHeaderField:@"X-Role"];
3769
3770     return copy;
3771 }
3772
3773 - (id) initWithBook:(RVBook *)book forWidth:(float)width {
3774     if ((self = [super initWithBook:book forWidth:width]) != nil) {
3775         cydia_ = [[CydiaObject alloc] initWithDelegate:indirect_];
3776
3777         WebView *webview([webview_ webView]);
3778
3779         Package *package([[Database sharedInstance] packageWithName:@"cydia"]);
3780         NSString *application = package == nil ? @"Cydia" : [NSString
3781             stringWithFormat:@"Cydia/%@",
3782             [package installed]
3783         ];
3784
3785         if (Product_ != nil)
3786             application = [NSString stringWithFormat:@"%@ Version/%@", application, Product_];
3787         if (Build_ != nil)
3788             application = [NSString stringWithFormat:@"%@ Mobile/%@", application, Build_];
3789         if (Safari_ != nil)
3790             application = [NSString stringWithFormat:@"%@ Safari/%@", application, Safari_];
3791
3792         [webview setApplicationNameForUserAgent:application];
3793     } return self;
3794 }
3795
3796 @end
3797
3798 @protocol ConfirmationViewDelegate
3799 - (void) cancel;
3800 - (void) confirm;
3801 - (void) queue;
3802 @end
3803
3804 @interface ConfirmationView : CydiaBrowserView {
3805     _transient Database *database_;
3806     UIActionSheet *essential_;
3807     NSArray *changes_;
3808     NSArray *issues_;
3809     NSArray *sizes_;
3810     BOOL substrate_;
3811 }
3812
3813 - (id) initWithBook:(RVBook *)book database:(Database *)database;
3814
3815 @end
3816
3817 @implementation ConfirmationView
3818
3819 - (void) dealloc {
3820     [changes_ release];
3821     if (issues_ != nil)
3822         [issues_ release];
3823     [sizes_ release];
3824     if (essential_ != nil)
3825         [essential_ release];
3826     [super dealloc];
3827 }
3828
3829 - (void) cancel {
3830     [delegate_ cancel];
3831     [book_ popFromSuperviewAnimated:YES];
3832 }
3833
3834 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
3835     NSString *context([sheet context]);
3836
3837     if ([context isEqualToString:@"remove"]) {
3838         switch (button) {
3839             case 1:
3840                 [self cancel];
3841                 break;
3842             case 2:
3843                 if (substrate_)
3844                     Finish_ = 2;
3845                 [delegate_ confirm];
3846                 break;
3847             default:
3848                 _assert(false);
3849         }
3850
3851         [sheet dismiss];
3852     } else if ([context isEqualToString:@"unable"]) {
3853         [self cancel];
3854         [sheet dismiss];
3855     } else
3856         [super alertSheet:sheet buttonClicked:button];
3857 }
3858
3859 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
3860     [super webView:sender didClearWindowObject:window forFrame:frame];
3861     [window setValue:changes_ forKey:@"changes"];
3862     [window setValue:issues_ forKey:@"issues"];
3863     [window setValue:sizes_ forKey:@"sizes"];
3864 }
3865
3866 - (id) initWithBook:(RVBook *)book database:(Database *)database {
3867     if ((self = [super initWithBook:book]) != nil) {
3868         database_ = database;
3869
3870         NSMutableArray *installing = [NSMutableArray arrayWithCapacity:16];
3871         NSMutableArray *reinstalling = [NSMutableArray arrayWithCapacity:16];
3872         NSMutableArray *upgrading = [NSMutableArray arrayWithCapacity:16];
3873         NSMutableArray *downgrading = [NSMutableArray arrayWithCapacity:16];
3874         NSMutableArray *removing = [NSMutableArray arrayWithCapacity:16];
3875
3876         bool remove(false);
3877
3878         pkgDepCache::Policy *policy([database_ policy]);
3879
3880         pkgCacheFile &cache([database_ cache]);
3881         NSArray *packages = [database_ packages];
3882         for (Package *package in packages) {
3883             pkgCache::PkgIterator iterator = [package iterator];
3884             pkgDepCache::StateCache &state(cache[iterator]);
3885
3886             NSString *name([package name]);
3887
3888             if (state.NewInstall())
3889                 [installing addObject:name];
3890             else if (!state.Delete() && (state.iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
3891                 [reinstalling addObject:name];
3892             else if (state.Upgrade())
3893                 [upgrading addObject:name];
3894             else if (state.Downgrade())
3895                 [downgrading addObject:name];
3896             else if (state.Delete()) {
3897                 if ([package essential])
3898                     remove = true;
3899                 [removing addObject:name];
3900             } else continue;
3901
3902             substrate_ |= DepSubstrate(policy->GetCandidateVer(iterator));
3903             substrate_ |= DepSubstrate(iterator.CurrentVer());
3904         }
3905
3906         if (!remove)
3907             essential_ = nil;
3908         else if (Advanced_ || true) {
3909             NSString *parenthetical(UCLocalize("PARENTHETICAL"));
3910
3911             essential_ = [[UIActionSheet alloc]
3912                 initWithTitle:UCLocalize("REMOVING_ESSENTIALS")
3913                 buttons:[NSArray arrayWithObjects:
3914                     [NSString stringWithFormat:parenthetical, UCLocalize("CANCEL_OPERATION"), UCLocalize("SAFE")],
3915                     [NSString stringWithFormat:parenthetical, UCLocalize("FORCE_REMOVAL"), UCLocalize("UNSAFE")],
3916                 nil]
3917                 defaultButtonIndex:0
3918                 delegate:self
3919                 context:@"remove"
3920             ];
3921
3922 #ifndef __OBJC2__
3923             [essential_ setDestructiveButton:[[essential_ buttons] objectAtIndex:0]];
3924 #endif
3925             [essential_ setBodyText:UCLocalize("REMOVING_ESSENTIALS_EX")];
3926         } else {
3927             essential_ = [[UIActionSheet alloc]
3928                 initWithTitle:UCLocalize("UNABLE_TO_COMPLY")
3929                 buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
3930                 defaultButtonIndex:0
3931                 delegate:self
3932                 context:@"unable"
3933             ];
3934
3935             [essential_ setBodyText:UCLocalize("UNABLE_TO_COMPLY_EX")];
3936         }
3937
3938         changes_ = [[NSArray alloc] initWithObjects:
3939             installing,
3940             reinstalling,
3941             upgrading,
3942             downgrading,
3943             removing,
3944         nil];
3945
3946         issues_ = [database_ issues];
3947         if (issues_ != nil)
3948             issues_ = [issues_ retain];
3949
3950         sizes_ = [[NSArray alloc] initWithObjects:
3951             SizeString([database_ fetcher].FetchNeeded()),
3952             SizeString([database_ fetcher].PartialPresent()),
3953             SizeString([database_ cache]->UsrSize()),
3954         nil];
3955
3956         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"confirm" ofType:@"html"]]];
3957     } return self;
3958 }
3959
3960 - (NSString *) backButtonTitle {
3961     return UCLocalize("CONFIRM");
3962 }
3963
3964 - (NSString *) leftButtonTitle {
3965     return [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("CANCEL"), UCLocalize("QUEUE")];
3966 }
3967
3968 - (id) rightButtonTitle {
3969     return issues_ != nil ? nil : [super rightButtonTitle];
3970 }
3971
3972 - (id) _rightButtonTitle {
3973 #if AlwaysReload || IgnoreInstall
3974     return [super _rightButtonTitle];
3975 #else
3976     return UCLocalize("CONFIRM");
3977 #endif
3978 }
3979
3980 - (void) _leftButtonClicked {
3981     [self cancel];
3982 }
3983
3984 #if !AlwaysReload
3985 - (void) _rightButtonClicked {
3986 #if IgnoreInstall
3987     return [super _rightButtonClicked];
3988 #endif
3989     if (essential_ != nil)
3990         [essential_ popupAlertAnimated:YES];
3991     else {
3992         if (substrate_)
3993             Finish_ = 2;
3994         [delegate_ confirm];
3995     }
3996 }
3997 #endif
3998
3999 @end
4000 /* }}} */
4001
4002 /* Progress Data {{{ */
4003 @interface ProgressData : NSObject {
4004     SEL selector_;
4005     id target_;
4006     id object_;
4007 }
4008
4009 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object;
4010
4011 - (SEL) selector;
4012 - (id) target;
4013 - (id) object;
4014 @end
4015
4016 @implementation ProgressData
4017
4018 - (ProgressData *) initWithSelector:(SEL)selector target:(id)target object:(id)object {
4019     if ((self = [super init]) != nil) {
4020         selector_ = selector;
4021         target_ = target;
4022         object_ = object;
4023     } return self;
4024 }
4025
4026 - (SEL) selector {
4027     return selector_;
4028 }
4029
4030 - (id) target {
4031     return target_;
4032 }
4033
4034 - (id) object {
4035     return object_;
4036 }
4037
4038 @end
4039 /* }}} */
4040 /* Progress View {{{ */
4041 @interface ProgressView : UIView <
4042     ConfigurationDelegate,
4043     ProgressDelegate
4044 > {
4045     _transient Database *database_;
4046     UIView *view_;
4047     UIView *background_;
4048     UITransitionView *transition_;
4049     UIView *overlay_;
4050     UINavigationBar *navbar_;
4051     UIProgressBar *progress_;
4052     UITextView *output_;
4053     UITextLabel *status_;
4054     UIPushButton *close_;
4055     id delegate_;
4056     BOOL running_;
4057     SHA1SumValue springlist_;
4058     SHA1SumValue notifyconf_;
4059     SHA1SumValue sandplate_;
4060 }
4061
4062 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to;
4063
4064 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate;
4065 - (void) setContentView:(UIView *)view;
4066 - (void) resetView;
4067
4068 - (void) _retachThread;
4069 - (void) _detachNewThreadData:(ProgressData *)data;
4070 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title;
4071
4072 - (BOOL) isRunning;
4073
4074 @end
4075
4076 @protocol ProgressViewDelegate
4077 - (void) progressViewIsComplete:(ProgressView *)sender;
4078 @end
4079
4080 @implementation ProgressView
4081
4082 - (void) dealloc {
4083     [transition_ setDelegate:nil];
4084     [navbar_ setDelegate:nil];
4085
4086     [view_ release];
4087     if (background_ != nil)
4088         [background_ release];
4089     [transition_ release];
4090     [overlay_ release];
4091     [navbar_ release];
4092     [progress_ release];
4093     [output_ release];
4094     [status_ release];
4095     [close_ release];
4096     [super dealloc];
4097 }
4098
4099 - (void) transitionViewDidComplete:(UITransitionView*)view fromView:(UIView*)from toView:(UIView*)to {
4100     if (bootstrap_ && from == overlay_ && to == view_)
4101         exit(0);
4102 }
4103
4104 - (id) initWithFrame:(struct CGRect)frame database:(Database *)database delegate:(id)delegate {
4105     if ((self = [super initWithFrame:frame]) != nil) {
4106         database_ = database;
4107         delegate_ = delegate;
4108
4109         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
4110         [transition_ setDelegate:self];
4111
4112         overlay_ = [[UIView alloc] initWithFrame:[transition_ bounds]];
4113
4114         if (bootstrap_)
4115             [overlay_ setBackgroundColor:[UIColor blackColor]];
4116         else {
4117             background_ = [[UIView alloc] initWithFrame:[self bounds]];
4118             [background_ setBackgroundColor:[UIColor blackColor]];
4119             [self addSubview:background_];
4120         }
4121
4122         [self addSubview:transition_];
4123
4124         CGSize navsize = [UINavigationBar defaultSize];
4125         CGRect navrect = {{0, 0}, navsize};
4126
4127         navbar_ = [[UINavigationBar alloc] initWithFrame:navrect];
4128         [overlay_ addSubview:navbar_];
4129
4130         [navbar_ setBarStyle:1];
4131         [navbar_ setDelegate:self];
4132
4133         UINavigationItem *navitem = [[[UINavigationItem alloc] initWithTitle:nil] autorelease];
4134         [navbar_ pushNavigationItem:navitem];
4135
4136         CGRect bounds = [overlay_ bounds];
4137         CGSize prgsize = [UIProgressBar defaultSize];
4138
4139         CGRect prgrect = {{
4140             (bounds.size.width - prgsize.width) / 2,
4141             bounds.size.height - prgsize.height - 20
4142         }, prgsize};
4143
4144         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
4145         [progress_ setStyle:0];
4146
4147         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(
4148             10,
4149             bounds.size.height - prgsize.height - 50,
4150             bounds.size.width - 20,
4151             24
4152         )];
4153
4154         [status_ setColor:[UIColor whiteColor]];
4155         [status_ setBackgroundColor:[UIColor clearColor]];
4156
4157         [status_ setCentersHorizontally:YES];
4158         //[status_ setFont:font];
4159         _trace();
4160
4161         output_ = [[UITextView alloc] initWithFrame:CGRectMake(
4162             10,
4163             navrect.size.height + 20,
4164             bounds.size.width - 20,
4165             bounds.size.height - navsize.height - 62 - navrect.size.height
4166         )];
4167         _trace();
4168
4169         //[output_ setTextFont:@"Courier New"];
4170         [output_ setTextSize:12];
4171
4172         [output_ setTextColor:[UIColor whiteColor]];
4173         [output_ setBackgroundColor:[UIColor clearColor]];
4174
4175         [output_ setMarginTop:0];
4176         [output_ setAllowsRubberBanding:YES];
4177         [output_ setEditable:NO];
4178
4179         [overlay_ addSubview:output_];
4180
4181         close_ = [[UIPushButton alloc] initWithFrame:CGRectMake(
4182             10,
4183             bounds.size.height - prgsize.height - 50,
4184             bounds.size.width - 20,
4185             32 + prgsize.height
4186         )];
4187
4188         [close_ setAutosizesToFit:NO];
4189         [close_ setDrawsShadow:YES];
4190         [close_ setStretchBackground:YES];
4191         [close_ setEnabled:YES];
4192
4193         UIFont *bold = [UIFont boldSystemFontOfSize:22];
4194         [close_ setTitleFont:bold];
4195
4196         [close_ addTarget:self action:@selector(closeButtonPushed) forEvents:kUIControlEventMouseUpInside];
4197         [close_ setBackground:[UIImage applicationImageNamed:@"green-up.png"] forState:0];
4198         [close_ setBackground:[UIImage applicationImageNamed:@"green-dn.png"] forState:1];
4199     } return self;
4200 }
4201
4202 - (void) setContentView:(UIView *)view {
4203     view_ = [view retain];
4204 }
4205
4206 - (void) resetView {
4207     [transition_ transition:6 toView:view_];
4208 }
4209
4210 - (void) _checkError {
4211     if (_error->PendingError()) {
4212         std::string error;
4213         if (!_error->PopMessage(error))
4214             _assert(false);
4215
4216         UIActionSheet *sheet = [[[UIActionSheet alloc]
4217             initWithTitle:UCLocalize("ERROR")
4218             buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4219             defaultButtonIndex:0
4220             delegate:self
4221             context:@"_error"
4222         ] autorelease];
4223
4224         [sheet setBodyText:[NSString stringWithUTF8String:error.c_str()]];
4225         [sheet popupAlertAnimated:YES];
4226
4227         return;
4228     }
4229
4230     [delegate_ progressViewIsComplete:self];
4231
4232     if (Finish_ < 4) {
4233         FileFd file;
4234         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4235             _error->Discard();
4236         else {
4237             MMap mmap(file, MMap::ReadOnly);
4238             SHA1Summation sha1;
4239             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4240             if (!(notifyconf_ == sha1.Result()))
4241                 Finish_ = 4;
4242         }
4243     }
4244
4245     if (Finish_ < 3) {
4246         FileFd file;
4247         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4248             _error->Discard();
4249         else {
4250             MMap mmap(file, MMap::ReadOnly);
4251             SHA1Summation sha1;
4252             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4253             if (!(springlist_ == sha1.Result()))
4254                 Finish_ = 3;
4255         }
4256     }
4257
4258     switch (Finish_) {
4259         case 0: [close_ setTitle:UCLocalize("RETURN_TO_CYDIA")]; break;
4260         case 1: [close_ setTitle:UCLocalize("CLOSE_CYDIA")]; break;
4261         case 2: [close_ setTitle:UCLocalize("RESTART_SPRINGBOARD")]; break;
4262         case 3: [close_ setTitle:UCLocalize("RELOAD_SPRINGBOARD")]; break;
4263         case 4: [close_ setTitle:UCLocalize("REBOOT_DEVICE")]; break;
4264     }
4265
4266 #define Cache_ "/User/Library/Caches/com.apple.mobile.installation.plist"
4267
4268     if (NSMutableDictionary *cache = [[NSMutableDictionary alloc] initWithContentsOfFile:@ Cache_]) {
4269         [cache autorelease];
4270
4271         NSFileManager *manager = [NSFileManager defaultManager];
4272         NSError *error = nil;
4273
4274         id system = [cache objectForKey:@"System"];
4275         if (system == nil)
4276             goto error;
4277
4278         struct stat info;
4279         if (stat(Cache_, &info) == -1)
4280             goto error;
4281
4282         [system removeAllObjects];
4283
4284         if (NSArray *apps = [manager contentsOfDirectoryAtPath:@"/Applications" error:&error]) {
4285             for (NSString *app in apps)
4286                 if ([app hasSuffix:@".app"]) {
4287                     NSString *path = [@"/Applications" stringByAppendingPathComponent:app];
4288                     NSString *plist = [path stringByAppendingPathComponent:@"Info.plist"];
4289                     if (NSMutableDictionary *info = [[NSMutableDictionary alloc] initWithContentsOfFile:plist]) {
4290                         [info autorelease];
4291                         if ([info objectForKey:@"CFBundleIdentifier"] != nil) {
4292                             [info setObject:path forKey:@"Path"];
4293                             [info setObject:@"System" forKey:@"ApplicationType"];
4294                             [system addInfoDictionary:info];
4295                         }
4296                     }
4297                 }
4298         } else goto error;
4299
4300         [cache writeToFile:@Cache_ atomically:YES];
4301
4302         if (chown(Cache_, info.st_uid, info.st_gid) == -1)
4303             goto error;
4304         if (chmod(Cache_, info.st_mode) == -1)
4305             goto error;
4306
4307         if (false) error:
4308             lprintf("%s\n", error == nil ? strerror(errno) : [[error localizedDescription] UTF8String]);
4309     }
4310
4311     notify_post("com.apple.mobile.application_installed");
4312
4313     [delegate_ setStatusBarShowsProgress:NO];
4314 }
4315
4316 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
4317     NSString *context([sheet context]);
4318
4319     if ([context isEqualToString:@"error"])
4320         [sheet dismiss];
4321     else if ([context isEqualToString:@"_error"]) {
4322         [sheet dismiss];
4323         [self _checkError];
4324     } else if ([context isEqualToString:@"conffile"]) {
4325         FILE *input = [database_ input];
4326
4327         switch (button) {
4328             case 1:
4329                 fprintf(input, "N\n");
4330                 fflush(input);
4331                 break;
4332             case 2:
4333                 fprintf(input, "Y\n");
4334                 fflush(input);
4335                 break;
4336             default:
4337                 _assert(false);
4338         }
4339
4340         [sheet dismiss];
4341     }
4342 }
4343
4344 - (void) closeButtonPushed {
4345     running_ = NO;
4346
4347     switch (Finish_) {
4348         case 0:
4349             [self resetView];
4350         break;
4351
4352         case 1:
4353             [delegate_ suspendWithAnimation:YES];
4354         break;
4355
4356         case 2:
4357             system("launchctl stop com.apple.SpringBoard");
4358         break;
4359
4360         case 3:
4361             system("launchctl unload "SpringBoard_"; launchctl load "SpringBoard_);
4362         break;
4363
4364         case 4:
4365             system("reboot");
4366         break;
4367     }
4368 }
4369
4370 - (void) _retachThread {
4371     UINavigationItem *item = [navbar_ topItem];
4372     [item setTitle:UCLocalize("COMPLETE")];
4373
4374     [overlay_ addSubview:close_];
4375     [progress_ removeFromSuperview];
4376     [status_ removeFromSuperview];
4377
4378     [self _checkError];
4379 }
4380
4381 - (void) _detachNewThreadData:(ProgressData *)data { _pooled
4382     [[data target] performSelector:[data selector] withObject:[data object]];
4383     [data release];
4384
4385     [self performSelectorOnMainThread:@selector(_retachThread) withObject:nil waitUntilDone:YES];
4386 }
4387
4388 - (void) detachNewThreadSelector:(SEL)selector toTarget:(id)target withObject:(id)object title:(NSString *)title {
4389     UINavigationItem *item = [navbar_ topItem];
4390     [item setTitle:title];
4391
4392     [status_ setText:nil];
4393     [output_ setText:@""];
4394     [progress_ setProgress:0];
4395
4396     [close_ removeFromSuperview];
4397     [overlay_ addSubview:progress_];
4398     [overlay_ addSubview:status_];
4399
4400     [delegate_ setStatusBarShowsProgress:YES];
4401     running_ = YES;
4402
4403     {
4404         FileFd file;
4405         if (!file.Open(NotifyConfig_, FileFd::ReadOnly))
4406             _error->Discard();
4407         else {
4408             MMap mmap(file, MMap::ReadOnly);
4409             SHA1Summation sha1;
4410             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4411             notifyconf_ = sha1.Result();
4412         }
4413     }
4414
4415     {
4416         FileFd file;
4417         if (!file.Open(SpringBoard_, FileFd::ReadOnly))
4418             _error->Discard();
4419         else {
4420             MMap mmap(file, MMap::ReadOnly);
4421             SHA1Summation sha1;
4422             sha1.Add(reinterpret_cast<uint8_t *>(mmap.Data()), mmap.Size());
4423             springlist_ = sha1.Result();
4424         }
4425     }
4426
4427     [transition_ transition:6 toView:overlay_];
4428
4429     [NSThread
4430         detachNewThreadSelector:@selector(_detachNewThreadData:)
4431         toTarget:self
4432         withObject:[[ProgressData alloc]
4433             initWithSelector:selector
4434             target:target
4435             object:object
4436         ]
4437     ];
4438 }
4439
4440 - (void) repairWithSelector:(SEL)selector {
4441     [self
4442         detachNewThreadSelector:selector
4443         toTarget:database_
4444         withObject:nil
4445         title:UCLocalize("REPAIRING")
4446     ];
4447 }
4448
4449 - (void) setConfigurationData:(NSString *)data {
4450     [self
4451         performSelectorOnMainThread:@selector(_setConfigurationData:)
4452         withObject:data
4453         waitUntilDone:YES
4454     ];
4455 }
4456
4457 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
4458     Package *package = id == nil ? nil : [database_ packageWithName:id];
4459
4460     UIActionSheet *sheet = [[[UIActionSheet alloc]
4461         initWithTitle:(package == nil ? id : [package name])
4462         buttons:[NSArray arrayWithObjects:UCLocalize("OKAY"), nil]
4463         defaultButtonIndex:0
4464         delegate:self
4465         context:@"error"
4466     ] autorelease];
4467
4468     [sheet setBodyText:error];
4469     [sheet popupAlertAnimated:YES];
4470 }
4471
4472 - (void) setProgressTitle:(NSString *)title {
4473     [self
4474         performSelectorOnMainThread:@selector(_setProgressTitle:)
4475         withObject:title
4476         waitUntilDone:YES
4477     ];
4478 }
4479
4480 - (void) setProgressPercent:(float)percent {
4481     [self
4482         performSelectorOnMainThread:@selector(_setProgressPercent:)
4483         withObject:[NSNumber numberWithFloat:percent]
4484         waitUntilDone:YES
4485     ];
4486 }
4487
4488 - (void) startProgress {
4489 }
4490
4491 - (void) addProgressOutput:(NSString *)output {
4492     [self
4493         performSelectorOnMainThread:@selector(_addProgressOutput:)
4494         withObject:output
4495         waitUntilDone:YES
4496     ];
4497 }
4498
4499 - (bool) isCancelling:(size_t)received {
4500     return false;
4501 }
4502
4503 - (void) _setConfigurationData:(NSString *)data {
4504     static Pcre conffile_r("^'(.*)' '(.*)' ([01]) ([01])$");
4505
4506     _assert(conffile_r(data));
4507
4508     NSString *ofile = conffile_r[1];
4509     //NSString *nfile = conffile_r[2];
4510
4511     UIActionSheet *sheet = [[[UIActionSheet alloc]
4512         initWithTitle:UCLocalize("CONFIGURATION_UPGRADE")
4513         buttons:[NSArray arrayWithObjects:
4514             UCLocalize("KEEP_OLD_COPY"),
4515             UCLocalize("ACCEPT_NEW_COPY"),
4516             // XXX: UCLocalize("SEE_WHAT_CHANGED"),
4517         nil]
4518         defaultButtonIndex:0
4519         delegate:self
4520         context:@"conffile"
4521     ] autorelease];
4522
4523     [sheet setBodyText:[NSString stringWithFormat:@"%@\n\n%@", UCLocalize("CONFIGURATION_UPGRADE_EX"), ofile]];
4524     [sheet popupAlertAnimated:YES];
4525 }
4526
4527 - (void) _setProgressTitle:(NSString *)title {
4528     NSMutableArray *words([[title componentsSeparatedByString:@" "] mutableCopy]);
4529     for (size_t i(0), e([words count]); i != e; ++i) {
4530         NSString *word([words objectAtIndex:i]);
4531         if (Package *package = [database_ packageWithName:word])
4532             [words replaceObjectAtIndex:i withObject:[package name]];
4533     }
4534
4535     [status_ setText:[words componentsJoinedByString:@" "]];
4536 }
4537
4538 - (void) _setProgressPercent:(NSNumber *)percent {
4539     [progress_ setProgress:[percent floatValue]];
4540 }
4541
4542 - (void) _addProgressOutput:(NSString *)output {
4543     [output_ setText:[NSString stringWithFormat:@"%@\n%@", [output_ text], output]];
4544     CGSize size = [output_ contentSize];
4545     CGRect rect = {{0, size.height}, {size.width, 0}};
4546     [output_ scrollRectToVisible:rect animated:YES];
4547 }
4548
4549 - (BOOL) isRunning {
4550     return running_;
4551 }
4552
4553 @end
4554 /* }}} */
4555
4556 /* Package Cell {{{ */
4557 @interface PackageCell : UITableCell {
4558     UIImage *icon_;
4559     NSString *name_;
4560     NSString *description_;
4561     bool commercial_;
4562     NSString *source_;
4563     UIImage *badge_;
4564     bool cached_;
4565     Package *package_;
4566 #ifdef USE_BADGES
4567     UITextLabel *status_;
4568 #endif
4569 }
4570
4571 - (PackageCell *) init;
4572 - (void) setPackage:(Package *)package;
4573
4574 + (int) heightForPackage:(Package *)package;
4575
4576 @end
4577
4578 @implementation PackageCell
4579
4580 - (void) clearPackage {
4581     if (icon_ != nil) {
4582         [icon_ release];
4583         icon_ = nil;
4584     }
4585
4586     if (name_ != nil) {
4587         [name_ release];
4588         name_ = nil;
4589     }
4590
4591     if (description_ != nil) {
4592         [description_ release];
4593         description_ = nil;
4594     }
4595
4596     if (source_ != nil) {
4597         [source_ release];
4598         source_ = nil;
4599     }
4600
4601     if (badge_ != nil) {
4602         [badge_ release];
4603         badge_ = nil;
4604     }
4605
4606     [package_ release];
4607     package_ = nil;
4608 }
4609
4610 - (void) dealloc {
4611     [self clearPackage];
4612 #ifdef USE_BADGES
4613     [status_ release];
4614 #endif
4615     [super dealloc];
4616 }
4617
4618 - (PackageCell *) init {
4619     if ((self = [super init]) != nil) {
4620 #ifdef USE_BADGES
4621         status_ = [[UITextLabel alloc] initWithFrame:CGRectMake(48, 68, 280, 20)];
4622         [status_ setBackgroundColor:[UIColor clearColor]];
4623         [status_ setFont:small];
4624 #endif
4625     } return self;
4626 }
4627
4628 - (void) setPackage:(Package *)package {
4629     [self clearPackage];
4630     [package parse];
4631
4632     Source *source = [package source];
4633
4634     icon_ = [[package icon] retain];
4635     name_ = [[package name] retain];
4636     description_ = [[package shortDescription] retain];
4637     commercial_ = [package isCommercial];
4638
4639     package_ = [package retain];
4640
4641     NSString *label = nil;
4642     bool trusted = false;
4643
4644     if (source != nil) {
4645         label = [source label];
4646         trusted = [source trusted];
4647     } else if ([[package id] isEqualToString:@"firmware"])
4648         label = UCLocalize("APPLE");
4649     else
4650         label = [NSString stringWithFormat:UCLocalize("SLASH_DELIMITED"), UCLocalize("UNKNOWN"), UCLocalize("LOCAL")];
4651
4652     NSString *from(label);
4653
4654     NSString *section = [package simpleSection];
4655     if (section != nil && ![section isEqualToString:label]) {
4656         section = [[NSBundle mainBundle] localizedStringForKey:section value:nil table:@"Sections"];
4657         from = [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), from, section];
4658     }
4659
4660     from = [NSString stringWithFormat:UCLocalize("FROM"), from];
4661     source_ = [from retain];
4662
4663     if (NSString *purpose = [package primaryPurpose])
4664         if ((badge_ = [UIImage imageAtPath:[NSString stringWithFormat:@"%@/Purposes/%@.png", App_, purpose]]) != nil)
4665             badge_ = [badge_ retain];
4666
4667 #ifdef USE_BADGES
4668     if (NSString *mode = [package mode]) {
4669         [badge_ setImage:[UIImage applicationImageNamed:
4670             [mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"] ? @"removing.png" : @"installing.png"
4671         ]];
4672
4673         [status_ setText:[NSString stringWithFormat:UCLocalize("QUEUED_FOR"), UCLocalize(mode)]];
4674         [status_ setColor:[UIColor colorWithCGColor:Blueish_]];
4675     } else if ([package half]) {
4676         [badge_ setImage:[UIImage applicationImageNamed:@"damaged.png"]];
4677         [status_ setText:UCLocalize("PACKAGE_DAMAGED")];
4678         [status_ setColor:[UIColor redColor]];
4679     } else {
4680         [badge_ setImage:nil];
4681         [status_ setText:nil];
4682     }
4683 #endif
4684
4685     cached_ = false;
4686 }
4687
4688 - (void) drawRect:(CGRect)rect {
4689     if (!cached_) {
4690         UIColor *color;
4691
4692         if (NSString *mode = [package_ mode]) {
4693             bool remove([mode isEqualToString:@"REMOVE"] || [mode isEqualToString:@"PURGE"]);
4694             color = remove ? RemovingColor_ : InstallingColor_;
4695         } else
4696             color = [UIColor whiteColor];
4697
4698         [self setBackgroundColor:color];
4699         cached_ = true;
4700     }
4701
4702     [super drawRect:rect];
4703 }
4704
4705 - (void) drawBackgroundInRect:(CGRect)rect withFade:(float)fade {
4706     if (fade == 0) {
4707         CGContextRef context(UIGraphicsGetCurrentContext());
4708         [[self backgroundColor] set];
4709         CGRect back(rect);
4710         back.size.height -= 1;
4711         CGContextFillRect(context, back);
4712     }
4713
4714     [super drawBackgroundInRect:rect withFade:fade];
4715 }
4716
4717 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4718     if (icon_ != nil) {
4719         CGRect rect;
4720         rect.size = [icon_ size];
4721
4722         rect.size.width /= 2;
4723         rect.size.height /= 2;
4724
4725         rect.origin.x = 25 - rect.size.width / 2;
4726         rect.origin.y = 25 - rect.size.height / 2;
4727
4728         [icon_ drawInRect:rect];
4729     }
4730
4731     if (badge_ != nil) {
4732         CGSize size = [badge_ size];
4733
4734         [badge_ drawAtPoint:CGPointMake(
4735             36 - size.width / 2,
4736             36 - size.height / 2
4737         )];
4738     }
4739
4740     if (selected)
4741         UISetColor(White_);
4742
4743     if (!selected)
4744         UISetColor(commercial_ ? Purple_ : Black_);
4745     [name_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
4746     [source_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
4747
4748     if (!selected)
4749         UISetColor(commercial_ ? Purplish_ : Gray_);
4750     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
4751
4752     [super drawContentInRect:rect selected:selected];
4753 }
4754
4755 - (void) setSelected:(BOOL)selected withFade:(BOOL)fade {
4756     cached_ = false;
4757     [super setSelected:selected withFade:fade];
4758 }
4759
4760 + (int) heightForPackage:(Package *)package {
4761     return 73;
4762 }
4763
4764 @end
4765 /* }}} */
4766 /* Section Cell {{{ */
4767 @interface SectionCell : UISimpleTableCell {
4768     NSString *section_;
4769     NSString *name_;
4770     NSString *count_;
4771     UIImage *icon_;
4772     _UISwitchSlider *switch_;
4773     BOOL editing_;
4774 }
4775
4776 - (id) init;
4777 - (void) setSection:(Section *)section editing:(BOOL)editing;
4778
4779 @end
4780
4781 @implementation SectionCell
4782
4783 - (void) clearSection {
4784     if (section_ != nil) {
4785         [section_ release];
4786         section_ = nil;
4787     }
4788
4789     if (name_ != nil) {
4790         [name_ release];
4791         name_ = nil;
4792     }
4793
4794     if (count_ != nil) {
4795         [count_ release];
4796         count_ = nil;
4797     }
4798 }
4799
4800 - (void) dealloc {
4801     [self clearSection];
4802     [icon_ release];
4803     [switch_ release];
4804     [super dealloc];
4805 }
4806
4807 - (id) init {
4808     if ((self = [super init]) != nil) {
4809         icon_ = [[UIImage applicationImageNamed:@"folder.png"] retain];
4810
4811         switch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(218, 9, 60, 25)];
4812         [switch_ addTarget:self action:@selector(onSwitch:) forEvents:kUIControlEventMouseUpInside];
4813     } return self;
4814 }
4815
4816 - (void) onSwitch:(id)sender {
4817     NSMutableDictionary *metadata = [Sections_ objectForKey:section_];
4818     if (metadata == nil) {
4819         metadata = [NSMutableDictionary dictionaryWithCapacity:2];
4820         [Sections_ setObject:metadata forKey:section_];
4821     }
4822
4823     Changed_ = true;
4824     [metadata setObject:[NSNumber numberWithBool:([switch_ value] == 0)] forKey:@"Hidden"];
4825 }
4826
4827 - (void) setSection:(Section *)section editing:(BOOL)editing {
4828     if (editing != editing_) {
4829         if (editing_)
4830             [switch_ removeFromSuperview];
4831         else
4832             [self addSubview:switch_];
4833         editing_ = editing;
4834     }
4835
4836     [self clearSection];
4837
4838     if (section == nil) {
4839         name_ = [UCLocalize("ALL_PACKAGES") retain];
4840         count_ = nil;
4841     } else {
4842         section_ = [section localized];
4843         if (section_ != nil)
4844             section_ = [section_ retain];
4845         name_  = [(section_ == nil || [section_ length] == 0 ? UCLocalize("NO_SECTION") : section_) retain];
4846         count_ = [[NSString stringWithFormat:@"%d", [section count]] retain];
4847
4848         if (editing_)
4849             [switch_ setValue:(isSectionVisible(section_) ? 1 : 0) animated:NO];
4850     }
4851 }
4852
4853 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
4854     [icon_ drawInRect:CGRectMake(8, 7, 32, 32)];
4855
4856     if (selected)
4857         UISetColor(White_);
4858
4859     if (!selected)
4860         UISetColor(Black_);
4861     [name_ drawAtPoint:CGPointMake(48, 9) forWidth:(editing_ ? 164 : 250) withFont:Font22Bold_ ellipsis:2];
4862
4863     CGSize size = [count_ sizeWithFont:Font14_];
4864
4865     UISetColor(White_);
4866     if (count_ != nil)
4867         [count_ drawAtPoint:CGPointMake(13 + (29 - size.width) / 2, 16) withFont:Font12Bold_];
4868
4869     [super drawContentInRect:rect selected:selected];
4870 }
4871
4872 @end
4873 /* }}} */
4874
4875 /* File Table {{{ */
4876 @interface FileTable : RVPage {
4877     _transient Database *database_;
4878     Package *package_;
4879     NSString *name_;
4880     NSMutableArray *files_;
4881     UITable *list_;
4882 }
4883
4884 - (id) initWithBook:(RVBook *)book database:(Database *)database;
4885 - (void) setPackage:(Package *)package;
4886
4887 @end
4888
4889 @implementation FileTable
4890
4891 - (void) dealloc {
4892     if (package_ != nil)
4893         [package_ release];
4894     if (name_ != nil)
4895         [name_ release];
4896     [files_ release];
4897     [list_ release];
4898     [super dealloc];
4899 }
4900
4901 - (int) numberOfRowsInTable:(UITable *)table {
4902     return files_ == nil ? 0 : [files_ count];
4903 }
4904
4905 - (float) table:(UITable *)table heightForRow:(int)row {
4906     return 24;
4907 }
4908
4909 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
4910     if (reusing == nil) {
4911         reusing = [[[UIImageAndTextTableCell alloc] init] autorelease];
4912         UIFont *font = [UIFont systemFontOfSize:16];
4913         [[(UIImageAndTextTableCell *)reusing titleTextLabel] setFont:font];
4914     }
4915     [(UIImageAndTextTableCell *)reusing setTitle:[files_ objectAtIndex:row]];
4916     return reusing;
4917 }
4918
4919 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
4920     return NO;
4921 }
4922
4923 - (id) initWithBook:(RVBook *)book database:(Database *)database {
4924     if ((self = [super initWithBook:book]) != nil) {
4925         database_ = database;
4926
4927         files_ = [[NSMutableArray arrayWithCapacity:32] retain];
4928
4929         list_ = [[UITable alloc] initWithFrame:[self bounds]];
4930         [self addSubview:list_];
4931
4932         UITableColumn *column = [[[UITableColumn alloc]
4933             initWithTitle:UCLocalize("NAME")
4934             identifier:@"name"
4935             width:[self frame].size.width
4936         ] autorelease];
4937
4938         [list_ setDataSource:self];
4939         [list_ setSeparatorStyle:1];
4940         [list_ addTableColumn:column];
4941         [list_ setDelegate:self];
4942         [list_ setReusesTableCells:YES];
4943     } return self;
4944 }
4945
4946 - (void) setPackage:(Package *)package {
4947     if (package_ != nil) {
4948         [package_ autorelease];
4949         package_ = nil;
4950     }
4951
4952     if (name_ != nil) {
4953         [name_ release];
4954         name_ = nil;
4955     }
4956
4957     [files_ removeAllObjects];
4958
4959     if (package != nil) {
4960         package_ = [package retain];
4961         name_ = [[package id] retain];
4962
4963         if (NSArray *files = [package files])
4964             [files_ addObjectsFromArray:files];
4965
4966         if ([files_ count] != 0) {
4967             if ([[files_ objectAtIndex:0] isEqualToString:@"/."])
4968                 [files_ removeObjectAtIndex:0];
4969             [files_ sortUsingSelector:@selector(compareByPath:)];
4970
4971             NSMutableArray *stack = [NSMutableArray arrayWithCapacity:8];
4972             [stack addObject:@"/"];
4973
4974             for (int i(0), e([files_ count]); i != e; ++i) {
4975                 NSString *file = [files_ objectAtIndex:i];
4976                 while (![file hasPrefix:[stack lastObject]])
4977                     [stack removeLastObject];
4978                 NSString *directory = [stack lastObject];
4979                 [stack addObject:[file stringByAppendingString:@"/"]];
4980                 [files_ replaceObjectAtIndex:i withObject:[NSString stringWithFormat:@"%*s%@",
4981                     ([stack count] - 2) * 3, "",
4982                     [file substringFromIndex:[directory length]]
4983                 ]];
4984             }
4985         }
4986     }
4987
4988     [list_ reloadData];
4989 }
4990
4991 - (void) resetViewAnimated:(BOOL)animated {
4992     [list_ resetViewAnimated:animated];
4993 }
4994
4995 - (void) reloadData {
4996     [self setPackage:[database_ packageWithName:name_]];
4997     [self reloadButtons];
4998 }
4999
5000 - (NSString *) title {
5001     return UCLocalize("INSTALLED_FILES");
5002 }
5003
5004 - (NSString *) backButtonTitle {
5005     return UCLocalize("FILES");
5006 }
5007
5008 @end
5009 /* }}} */
5010 /* Package View {{{ */
5011 @interface PackageView : CydiaBrowserView {
5012     _transient Database *database_;
5013     Package *package_;
5014     NSString *name_;
5015     bool commercial_;
5016     NSMutableArray *buttons_;
5017 }
5018
5019 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5020 - (void) setPackage:(Package *)package;
5021
5022 @end
5023
5024 @implementation PackageView
5025
5026 - (void) dealloc {
5027     if (package_ != nil)
5028         [package_ release];
5029     if (name_ != nil)
5030         [name_ release];
5031     [buttons_ release];
5032     [super dealloc];
5033 }
5034
5035 - (void) release {
5036     if ([self retainCount] == 1)
5037         [delegate_ setPackageView:self];
5038     [super release];
5039 }
5040
5041 /* XXX: this is not safe at all... localization of /fail/ */
5042 - (void) _clickButtonWithName:(NSString *)name {
5043     if ([name isEqualToString:UCLocalize("CLEAR")])
5044         [delegate_ clearPackage:package_];
5045     else if ([name isEqualToString:UCLocalize("INSTALL")])
5046         [delegate_ installPackage:package_];
5047     else if ([name isEqualToString:UCLocalize("REINSTALL")])
5048         [delegate_ installPackage:package_];
5049     else if ([name isEqualToString:UCLocalize("REMOVE")])
5050         [delegate_ removePackage:package_];
5051     else if ([name isEqualToString:UCLocalize("UPGRADE")])
5052         [delegate_ installPackage:package_];
5053     else _assert(false);
5054 }
5055
5056 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5057     NSString *context([sheet context]);
5058
5059     if ([context isEqualToString:@"modify"]) {
5060         int count = [buttons_ count];
5061         _assert(count != 0);
5062         _assert(button <= count + 1);
5063
5064         if (count != button - 1)
5065             [self _clickButtonWithName:[buttons_ objectAtIndex:(button - 1)]];
5066
5067         [sheet dismiss];
5068     } else
5069         [super alertSheet:sheet buttonClicked:button];
5070 }
5071
5072 - (void) webView:(WebView *)sender didFinishLoadForFrame:(WebFrame *)frame {
5073     return [super webView:sender didFinishLoadForFrame:frame];
5074 }
5075
5076 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
5077     [super webView:sender didClearWindowObject:window forFrame:frame];
5078     [window setValue:package_ forKey:@"package"];
5079 }
5080
5081 - (bool) _allowJavaScriptPanel {
5082     return commercial_;
5083 }
5084
5085 #if !AlwaysReload
5086 - (void) __rightButtonClicked {
5087     int count = [buttons_ count];
5088     _assert(count != 0);
5089
5090     if (count == 1)
5091         [self _clickButtonWithName:[buttons_ objectAtIndex:0]];
5092     else {
5093         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:(count + 1)];
5094         [buttons addObjectsFromArray:buttons_];
5095         [buttons addObject:UCLocalize("CANCEL")];
5096
5097         [delegate_ slideUp:[[[UIActionSheet alloc]
5098             initWithTitle:nil
5099             buttons:buttons
5100             defaultButtonIndex:([buttons count] - 1)
5101             delegate:self
5102             context:@"modify"
5103         ] autorelease]];
5104     }
5105 }
5106
5107 - (void) _rightButtonClicked {
5108     if (commercial_)
5109         [super _rightButtonClicked];
5110     else
5111         [self __rightButtonClicked];
5112 }
5113 #endif
5114
5115 - (id) _rightButtonTitle {
5116     int count = [buttons_ count];
5117     return count == 0 ? nil : count != 1 ? UCLocalize("MODIFY") : [buttons_ objectAtIndex:0];
5118 }
5119
5120 - (NSString *) backButtonTitle {
5121     return @"Details";
5122 }
5123
5124 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5125     if ((self = [super initWithBook:book]) != nil) {
5126         database_ = database;
5127         buttons_ = [[NSMutableArray alloc] initWithCapacity:4];
5128         [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"package" ofType:@"html"]]];
5129     } return self;
5130 }
5131
5132 - (void) setPackage:(Package *)package {
5133     if (package_ != nil) {
5134         [package_ autorelease];
5135         package_ = nil;
5136     }
5137
5138     if (name_ != nil) {
5139         [name_ release];
5140         name_ = nil;
5141     }
5142
5143     [buttons_ removeAllObjects];
5144
5145     if (package != nil) {
5146         [package parse];
5147
5148         package_ = [package retain];
5149         name_ = [[package id] retain];
5150         commercial_ = [package isCommercial];
5151
5152         if ([package_ mode] != nil)
5153             [buttons_ addObject:UCLocalize("CLEAR")];
5154         if ([package_ source] == nil);
5155         else if ([package_ upgradableAndEssential:NO])
5156             [buttons_ addObject:UCLocalize("UPGRADE")];
5157         else if ([package_ uninstalled])
5158             [buttons_ addObject:UCLocalize("INSTALL")];
5159         else
5160             [buttons_ addObject:UCLocalize("REINSTALL")];
5161         if (![package_ uninstalled])
5162             [buttons_ addObject:UCLocalize("REMOVE")];
5163
5164         if (special_ != NULL) {
5165             CGRect frame([webview_ frame]);
5166             frame.size.width = 320;
5167             frame.size.height = 0;
5168             [webview_ setFrame:frame];
5169
5170             [scroller_ scrollPointVisibleAtTopLeft:CGPointZero];
5171
5172             WebThreadLock();
5173             [[[webview_ webView] windowScriptObject] setValue:package_ forKey:@"package"];
5174
5175             [self setButtonTitle:nil withStyle:nil toFunction:nil];
5176
5177             [self setFinishHook:nil];
5178             [self setPopupHook:nil];
5179             WebThreadUnlock();
5180
5181             //[self yieldToSelector:@selector(callFunction:) withObject:special_];
5182             [super callFunction:special_];
5183         }
5184     }
5185
5186     [self reloadButtons];
5187 }
5188
5189 - (bool) isLoading {
5190     return commercial_ ? [super isLoading] : false;
5191 }
5192
5193 - (void) reloadData {
5194     [self setPackage:[database_ packageWithName:name_]];
5195 }
5196
5197 @end
5198 /* }}} */
5199 /* Package Table {{{ */
5200 @interface PackageTable : RVPage {
5201     _transient Database *database_;
5202     NSString *title_;
5203     NSMutableArray *packages_;
5204     NSMutableArray *sections_;
5205     UISectionList *list_;
5206 }
5207
5208 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title;
5209
5210 - (void) setDelegate:(id)delegate;
5211
5212 - (void) reloadData;
5213 - (void) resetCursor;
5214
5215 - (UISectionList *) list;
5216
5217 - (void) setShouldHideHeaderInShortLists:(BOOL)hide;
5218
5219 @end
5220
5221 @implementation PackageTable
5222
5223 - (void) dealloc {
5224     [list_ setDataSource:nil];
5225
5226     [title_ release];
5227     [packages_ release];
5228     [sections_ release];
5229     [list_ release];
5230     [super dealloc];
5231 }
5232
5233 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5234     return [sections_ count];
5235 }
5236
5237 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5238     return [[sections_ objectAtIndex:section] name];
5239 }
5240
5241 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5242     return [[sections_ objectAtIndex:section] row];
5243 }
5244
5245 - (int) numberOfRowsInTable:(UITable *)table {
5246     return [packages_ count];
5247 }
5248
5249 - (float) table:(UITable *)table heightForRow:(int)row {
5250     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
5251 }
5252
5253 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
5254     if (reusing == nil)
5255         reusing = [[[PackageCell alloc] init] autorelease];
5256     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
5257     return reusing;
5258 }
5259
5260 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5261     return NO;
5262 }
5263
5264 - (void) tableRowSelected:(NSNotification *)notification {
5265     int row = [[notification object] selectedRow];
5266     if (row == INT_MAX)
5267         return;
5268
5269     Package *package = [packages_ objectAtIndex:row];
5270     package = [database_ packageWithName:[package id]];
5271     PackageView *view([delegate_ packageView]);
5272     [view setPackage:package];
5273     [view setDelegate:delegate_];
5274     [book_ pushPage:view];
5275 }
5276
5277 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title {
5278     if ((self = [super initWithBook:book]) != nil) {
5279         database_ = database;
5280         title_ = [title retain];
5281
5282         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
5283         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
5284
5285         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:YES];
5286         [list_ setDataSource:self];
5287
5288         UITableColumn *column = [[[UITableColumn alloc]
5289             initWithTitle:UCLocalize("NAME")
5290             identifier:@"name"
5291             width:[self frame].size.width
5292         ] autorelease];
5293
5294         UITable *table = [list_ table];
5295         [table setSeparatorStyle:1];
5296         [table addTableColumn:column];
5297         [table setDelegate:self];
5298         [table setReusesTableCells:YES];
5299
5300         [self addSubview:list_];
5301
5302         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5303         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5304     } return self;
5305 }
5306
5307 - (void) setDelegate:(id)delegate {
5308     delegate_ = delegate;
5309 }
5310
5311 - (bool) hasPackage:(Package *)package {
5312     return true;
5313 }
5314
5315 - (void) reloadData {
5316     NSArray *packages = [database_ packages];
5317
5318     [packages_ removeAllObjects];
5319     [sections_ removeAllObjects];
5320
5321     _profile(PackageTable$reloadData$Filter)
5322         for (Package *package in packages)
5323             if ([self hasPackage:package])
5324                 [packages_ addObject:package];
5325     _end
5326
5327     Section *section = nil;
5328
5329     _profile(PackageTable$reloadData$Section)
5330         for (size_t offset(0), end([packages_ count]); offset != end; ++offset) {
5331             Package *package;
5332             unichar index;
5333
5334             _profile(PackageTable$reloadData$Section$Package)
5335                 package = [packages_ objectAtIndex:offset];
5336                 index = [package index];
5337             _end
5338
5339             if (section == nil || [section index] != index) {
5340                 _profile(PackageTable$reloadData$Section$Allocate)
5341                     section = [[[Section alloc] initWithIndex:index row:offset] autorelease];
5342                 _end
5343
5344                 _profile(PackageTable$reloadData$Section$Add)
5345                     [sections_ addObject:section];
5346                 _end
5347             }
5348
5349             [section addToCount];
5350         }
5351     _end
5352
5353     _profile(PackageTable$reloadData$List)
5354         [list_ reloadData];
5355     _end
5356 }
5357
5358 - (NSString *) title {
5359     return title_;
5360 }
5361
5362 - (void) resetViewAnimated:(BOOL)animated {
5363     [list_ resetViewAnimated:animated];
5364 }
5365
5366 - (void) resetCursor {
5367     [[list_ table] scrollPointVisibleAtTopLeft:CGPointMake(0, 0) animated:NO];
5368 }
5369
5370 - (UISectionList *) list {
5371     return list_;
5372 }
5373
5374 - (void) setShouldHideHeaderInShortLists:(BOOL)hide {
5375     [list_ setShouldHideHeaderInShortLists:hide];
5376 }
5377
5378 @end
5379 /* }}} */
5380 /* Filtered Package Table {{{ */
5381 @interface FilteredPackageTable : PackageTable {
5382     SEL filter_;
5383     IMP imp_;
5384     id object_;
5385 }
5386
5387 - (void) setObject:(id)object;
5388
5389 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object;
5390
5391 @end
5392
5393 @implementation FilteredPackageTable
5394
5395 - (void) dealloc {
5396     if (object_ != nil)
5397         [object_ release];
5398     [super dealloc];
5399 }
5400
5401 - (void) setObject:(id)object {
5402     if (object_ != nil)
5403         [object_ release];
5404     if (object == nil)
5405         object_ = nil;
5406     else
5407         object_ = [object retain];
5408 }
5409
5410 - (bool) hasPackage:(Package *)package {
5411     _profile(FilteredPackageTable$hasPackage)
5412         return [package valid] && (*reinterpret_cast<bool (*)(id, SEL, id)>(imp_))(package, filter_, object_);
5413     _end
5414 }
5415
5416 - (id) initWithBook:(RVBook *)book database:(Database *)database title:(NSString *)title filter:(SEL)filter with:(id)object {
5417     if ((self = [super initWithBook:book database:database title:title]) != nil) {
5418         filter_ = filter;
5419         object_ = object == nil ? nil : [object retain];
5420
5421         /* XXX: this is an unsafe optimization of doomy hell */
5422         Method method = class_getInstanceMethod([Package class], filter);
5423         _assert(method != NULL);
5424         imp_ = method_getImplementation(method);
5425         _assert(imp_ != NULL);
5426
5427         [self reloadData];
5428     } return self;
5429 }
5430
5431 @end
5432 /* }}} */
5433
5434 /* Add Source View {{{ */
5435 @interface AddSourceView : RVPage {
5436     _transient Database *database_;
5437 }
5438
5439 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5440
5441 @end
5442
5443 @implementation AddSourceView
5444
5445 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5446     if ((self = [super initWithBook:book]) != nil) {
5447         database_ = database;
5448     } return self;
5449 }
5450
5451 @end
5452 /* }}} */
5453 /* Source Cell {{{ */
5454 @interface SourceCell : UITableCell {
5455     UIImage *icon_;
5456     NSString *origin_;
5457     NSString *description_;
5458     NSString *label_;
5459 }
5460
5461 - (void) dealloc;
5462
5463 - (SourceCell *) initWithSource:(Source *)source;
5464
5465 @end
5466
5467 @implementation SourceCell
5468
5469 - (void) dealloc {
5470     [icon_ release];
5471     [origin_ release];
5472     [description_ release];
5473     [label_ release];
5474     [super dealloc];
5475 }
5476
5477 - (SourceCell *) initWithSource:(Source *)source {
5478     if ((self = [super init]) != nil) {
5479         if (icon_ == nil)
5480             icon_ = [UIImage applicationImageNamed:[NSString stringWithFormat:@"Sources/%@.png", [source host]]];
5481         if (icon_ == nil)
5482             icon_ = [UIImage applicationImageNamed:@"unknown.png"];
5483         icon_ = [icon_ retain];
5484
5485         origin_ = [[source name] retain];
5486         label_ = [[source uri] retain];
5487         description_ = [[source description] retain];
5488     } return self;
5489 }
5490
5491 - (void) drawContentInRect:(CGRect)rect selected:(BOOL)selected {
5492     if (icon_ != nil)
5493         [icon_ drawInRect:CGRectMake(10, 10, 30, 30)];
5494
5495     if (selected)
5496         UISetColor(White_);
5497
5498     if (!selected)
5499         UISetColor(Black_);
5500     [origin_ drawAtPoint:CGPointMake(48, 8) forWidth:240 withFont:Font18Bold_ ellipsis:2];
5501
5502     if (!selected)
5503         UISetColor(Blue_);
5504     [label_ drawAtPoint:CGPointMake(58, 29) forWidth:225 withFont:Font12_ ellipsis:2];
5505
5506     if (!selected)
5507         UISetColor(Gray_);
5508     [description_ drawAtPoint:CGPointMake(12, 46) forWidth:280 withFont:Font14_ ellipsis:2];
5509
5510     [super drawContentInRect:rect selected:selected];
5511 }
5512
5513 @end
5514 /* }}} */
5515 /* Source Table {{{ */
5516 @interface SourceTable : RVPage {
5517     _transient Database *database_;
5518     UISectionList *list_;
5519     NSMutableArray *sources_;
5520     UIActionSheet *alert_;
5521     int offset_;
5522
5523     NSString *href_;
5524     UIProgressHUD *hud_;
5525     NSError *error_;
5526
5527     //NSURLConnection *installer_;
5528     NSURLConnection *trivial_bz2_;
5529     NSURLConnection *trivial_gz_;
5530     //NSURLConnection *automatic_;
5531
5532     BOOL trivial_;
5533 }
5534
5535 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5536
5537 @end
5538
5539 @implementation SourceTable
5540
5541 - (void) _deallocConnection:(NSURLConnection *)connection {
5542     if (connection != nil) {
5543         [connection cancel];
5544         //[connection setDelegate:nil];
5545         [connection release];
5546     }
5547 }
5548
5549 - (void) dealloc {
5550     [[list_ table] setDelegate:nil];
5551     [list_ setDataSource:nil];
5552
5553     if (href_ != nil)
5554         [href_ release];
5555     if (hud_ != nil)
5556         [hud_ release];
5557     if (error_ != nil)
5558         [error_ release];
5559
5560     //[self _deallocConnection:installer_];
5561     [self _deallocConnection:trivial_gz_];
5562     [self _deallocConnection:trivial_bz2_];
5563     //[self _deallocConnection:automatic_];
5564
5565     [sources_ release];
5566     [list_ release];
5567     [super dealloc];
5568 }
5569
5570 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
5571     return offset_ == 0 ? 1 : 2;
5572 }
5573
5574 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
5575     switch (section + (offset_ == 0 ? 1 : 0)) {
5576         case 0: return UCLocalize("ENTERED_BY_USER");
5577         case 1: return UCLocalize("INSTALLED_BY_PACKAGE");
5578
5579         default:
5580             _assert(false);
5581             return nil;
5582     }
5583 }
5584
5585 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
5586     switch (section + (offset_ == 0 ? 1 : 0)) {
5587         case 0: return 0;
5588         case 1: return offset_;
5589
5590         default:
5591             _assert(false);
5592             return -1;
5593     }
5594 }
5595
5596 - (int) numberOfRowsInTable:(UITable *)table {
5597     return [sources_ count];
5598 }
5599
5600 - (float) table:(UITable *)table heightForRow:(int)row {
5601     Source *source = [sources_ objectAtIndex:row];
5602     return [source description] == nil ? 56 : 73;
5603 }
5604
5605 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col {
5606     Source *source = [sources_ objectAtIndex:row];
5607     // XXX: weird warning, stupid selectors ;P
5608     return [[[SourceCell alloc] initWithSource:(id)source] autorelease];
5609 }
5610
5611 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
5612     return YES;
5613 }
5614
5615 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
5616     return YES;
5617 }
5618
5619 - (void) tableRowSelected:(NSNotification*)notification {
5620     UITable *table([list_ table]);
5621     int row([table selectedRow]);
5622     if (row == INT_MAX)
5623         return;
5624
5625     Source *source = [sources_ objectAtIndex:row];
5626
5627     PackageTable *packages = [[[FilteredPackageTable alloc]
5628         initWithBook:book_
5629         database:database_
5630         title:[source label]
5631         filter:@selector(isVisibleInSource:)
5632         with:source
5633     ] autorelease];
5634
5635     [packages setDelegate:delegate_];
5636
5637     [book_ pushPage:packages];
5638 }
5639
5640 - (BOOL) table:(UITable *)table canDeleteRow:(int)row {
5641     Source *source = [sources_ objectAtIndex:row];
5642     return [source record] != nil;
5643 }
5644
5645 - (void) table:(UITable *)table willSwipeToDeleteRow:(int)row {
5646     [[list_ table] setDeleteConfirmationRow:row];
5647 }
5648
5649 - (void) table:(UITable *)table deleteRow:(int)row {
5650     Source *source = [sources_ objectAtIndex:row];
5651     [Sources_ removeObjectForKey:[source key]];
5652     [delegate_ syncData];
5653 }
5654
5655 - (void) complete {
5656     [Sources_ setObject:[NSDictionary dictionaryWithObjectsAndKeys:
5657         @"deb", @"Type",
5658         href_, @"URI",
5659         @"./", @"Distribution",
5660     nil] forKey:[NSString stringWithFormat:@"deb:%@:./", href_]];
5661
5662     [delegate_ syncData];
5663 }
5664
5665 - (NSString *) getWarning {
5666     NSString *href(href_);
5667     NSRange colon([href rangeOfString:@"://"]);
5668     if (colon.location != NSNotFound)
5669         href = [href substringFromIndex:(colon.location + 3)];
5670     href = [href stringByAddingPercentEscapes];
5671     href = [@"http://cydia.saurik.com/api/repotag/" stringByAppendingString:href];
5672     href = [href stringByCachingURLWithCurrentCDN];
5673
5674     NSURL *url([NSURL URLWithString:href]);
5675
5676     NSStringEncoding encoding;
5677     NSError *error(nil);
5678
5679     if (NSString *warning = [NSString stringWithContentsOfURL:url usedEncoding:&encoding error:&error])
5680         return [warning length] == 0 ? nil : warning;
5681     return nil;
5682 }
5683
5684 - (void) _endConnection:(NSURLConnection *)connection {
5685     NSURLConnection **field = NULL;
5686     if (connection == trivial_bz2_)
5687         field = &trivial_bz2_;
5688     else if (connection == trivial_gz_)
5689         field = &trivial_gz_;
5690     _assert(field != NULL);
5691     [connection release];
5692     *field = nil;
5693
5694     if (
5695         trivial_bz2_ == nil &&
5696         trivial_gz_ == nil
5697     ) {
5698         bool defer(false);
5699
5700         if (trivial_) {
5701             if (NSString *warning = [self yieldToSelector:@selector(getWarning)]) {
5702                 defer = true;
5703
5704                 UIActionSheet *sheet = [[[UIActionSheet alloc]
5705                     initWithTitle:UCLocalize("SOURCE_WARNING")
5706                     buttons:[NSArray arrayWithObjects:UCLocalize("ADD_ANYWAY"), UCLocalize("CANCEL"), nil]
5707                     defaultButtonIndex:0
5708                     delegate:self
5709                     context:@"warning"
5710                 ] autorelease];
5711
5712                 [sheet setNumberOfRows:1];
5713
5714                 [sheet setBodyText:warning];
5715                 [sheet popupAlertAnimated:YES];
5716             } else
5717                 [self complete];
5718         } else if (error_ != nil) {
5719             UIActionSheet *sheet = [[[UIActionSheet alloc]
5720                 initWithTitle:UCLocalize("VERIFICATION_ERROR")
5721                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5722                 defaultButtonIndex:0
5723                 delegate:self
5724                 context:@"urlerror"
5725             ] autorelease];
5726
5727             [sheet setBodyText:[error_ localizedDescription]];
5728             [sheet popupAlertAnimated:YES];
5729         } else {
5730             UIActionSheet *sheet = [[[UIActionSheet alloc]
5731                 initWithTitle:UCLocalize("NOT_REPOSITORY")
5732                 buttons:[NSArray arrayWithObjects:UCLocalize("OK"), nil]
5733                 defaultButtonIndex:0
5734                 delegate:self
5735                 context:@"trivial"
5736             ] autorelease];
5737
5738             [sheet setBodyText:UCLocalize("NOT_REPOSITORY_EX")];
5739             [sheet popupAlertAnimated:YES];
5740         }
5741
5742         [delegate_ setStatusBarShowsProgress:NO];
5743         [delegate_ removeProgressHUD:hud_];
5744
5745         [hud_ autorelease];
5746         hud_ = nil;
5747
5748         if (!defer) {
5749             [href_ release];
5750             href_ = nil;
5751         }
5752
5753         if (error_ != nil) {
5754             [error_ release];
5755             error_ = nil;
5756         }
5757     }
5758 }
5759
5760 - (void) connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)response {
5761     switch ([response statusCode]) {
5762         case 200:
5763             trivial_ = YES;
5764     }
5765 }
5766
5767 - (void) connection:(NSURLConnection *)connection didFailWithError:(NSError *)error {
5768     lprintf("connection:\"%s\" didFailWithError:\"%s\"", [href_ UTF8String], [[error localizedDescription] UTF8String]);
5769     if (error_ != nil)
5770         error_ = [error retain];
5771     [self _endConnection:connection];
5772 }
5773
5774 - (void) connectionDidFinishLoading:(NSURLConnection *)connection {
5775     [self _endConnection:connection];
5776 }
5777
5778 - (NSURLConnection *) _requestHRef:(NSString *)href method:(NSString *)method {
5779     NSMutableURLRequest *request = [NSMutableURLRequest
5780         requestWithURL:[NSURL URLWithString:href]
5781         cachePolicy:NSURLRequestUseProtocolCachePolicy
5782         timeoutInterval:20.0
5783     ];
5784
5785     [request setHTTPMethod:method];
5786
5787     if (Machine_ != NULL)
5788         [request setValue:[NSString stringWithUTF8String:Machine_] forHTTPHeaderField:@"X-Machine"];
5789     if (UniqueID_ != nil)
5790         [request setValue:UniqueID_ forHTTPHeaderField:@"X-Unique-ID"];
5791
5792     if (Role_ != nil)
5793         [request setValue:Role_ forHTTPHeaderField:@"X-Role"];
5794
5795     return [[[NSURLConnection alloc] initWithRequest:request delegate:self] autorelease];
5796 }
5797
5798 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
5799     NSString *context([sheet context]);
5800
5801     if ([context isEqualToString:@"source"]) {
5802         switch (button) {
5803             case 1: {
5804                 NSString *href = [[sheet textField] text];
5805
5806                 //installer_ = [[self _requestHRef:href method:@"GET"] retain];
5807
5808                 if (![href hasSuffix:@"/"])
5809                     href_ = [href stringByAppendingString:@"/"];
5810                 else
5811                     href_ = href;
5812                 href_ = [href_ retain];
5813
5814                 trivial_bz2_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.bz2"] method:@"HEAD"] retain];
5815                 trivial_gz_ = [[self _requestHRef:[href_ stringByAppendingString:@"Packages.gz"] method:@"HEAD"] retain];
5816                 //trivial_bz2_ = [[self _requestHRef:[href stringByAppendingString:@"dists/Release"] method:@"HEAD"] retain];
5817
5818                 trivial_ = false;
5819
5820                 hud_ = [[delegate_ addProgressHUD] retain];
5821                 [hud_ setText:UCLocalize("VERIFYING_URL")];
5822             } break;
5823
5824             case 2:
5825             break;
5826
5827             default:
5828                 _assert(false);
5829         }
5830
5831         [sheet dismiss];
5832     } else if ([context isEqualToString:@"trivial"])
5833         [sheet dismiss];
5834     else if ([context isEqualToString:@"urlerror"])
5835         [sheet dismiss];
5836     else if ([context isEqualToString:@"warning"]) {
5837         switch (button) {
5838             case 1:
5839                 [self complete];
5840             break;
5841
5842             case 2:
5843             break;
5844
5845             default:
5846                 _assert(false);
5847         }
5848
5849         [href_ release];
5850         href_ = nil;
5851
5852         [sheet dismiss];
5853     }
5854 }
5855
5856 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5857     if ((self = [super initWithBook:book]) != nil) {
5858         database_ = database;
5859         sources_ = [[NSMutableArray arrayWithCapacity:16] retain];
5860
5861         //list_ = [[UITable alloc] initWithFrame:[self bounds]];
5862         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
5863         [list_ setShouldHideHeaderInShortLists:NO];
5864
5865         [self addSubview:list_];
5866         [list_ setDataSource:self];
5867
5868         UITableColumn *column = [[UITableColumn alloc]
5869             initWithTitle:UCLocalize("NAME")
5870             identifier:@"name"
5871             width:[self frame].size.width
5872         ];
5873
5874         UITable *table = [list_ table];
5875         [table setSeparatorStyle:1];
5876         [table addTableColumn:column];
5877         [table setDelegate:self];
5878
5879         [self reloadData];
5880
5881         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5882         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5883     } return self;
5884 }
5885
5886 - (void) reloadData {
5887     pkgSourceList list;
5888     _assert(list.ReadMainList());
5889
5890     [sources_ removeAllObjects];
5891     [sources_ addObjectsFromArray:[database_ sources]];
5892     _trace();
5893     [sources_ sortUsingSelector:@selector(compareByNameAndType:)];
5894     _trace();
5895
5896     int count = [sources_ count];
5897     for (offset_ = 0; offset_ != count; ++offset_) {
5898         Source *source = [sources_ objectAtIndex:offset_];
5899         if ([source record] == nil)
5900             break;
5901     }
5902
5903     [list_ reloadData];
5904 }
5905
5906 - (void) resetViewAnimated:(BOOL)animated {
5907     [list_ resetViewAnimated:animated];
5908 }
5909
5910 - (void) _leftButtonClicked {
5911     /*[book_ pushPage:[[[AddSourceView alloc]
5912         initWithBook:book_
5913         database:database_
5914     ] autorelease]];*/
5915
5916     UIActionSheet *sheet = [[[UIActionSheet alloc]
5917         initWithTitle:UCLocalize("ENTER_APT_URL")
5918         buttons:[NSArray arrayWithObjects:UCLocalize("ADD_SOURCE"), UCLocalize("CANCEL"), nil]
5919         defaultButtonIndex:0
5920         delegate:self
5921         context:@"source"
5922     ] autorelease];
5923
5924     [sheet setNumberOfRows:1];
5925
5926     [sheet addTextFieldWithValue:@"http://" label:@""];
5927
5928     UITextInputTraits *traits = [[sheet textField] textInputTraits];
5929     [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
5930     [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
5931     [traits setKeyboardType:UIKeyboardTypeURL];
5932     // XXX: UIReturnKeyDone
5933     [traits setReturnKeyType:UIReturnKeyNext];
5934
5935     [sheet popupAlertAnimated:YES];
5936 }
5937
5938 - (void) _rightButtonClicked {
5939     UITable *table = [list_ table];
5940     BOOL editing = [table isRowDeletionEnabled];
5941     [table enableRowDeletion:!editing animated:YES];
5942     [book_ reloadButtonsForPage:self];
5943 }
5944
5945 - (NSString *) title {
5946     return UCLocalize("SOURCES");
5947 }
5948
5949 - (NSString *) leftButtonTitle {
5950     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("ADD") : nil;
5951 }
5952
5953 - (id) rightButtonTitle {
5954     return [[list_ table] isRowDeletionEnabled] ? UCLocalize("DONE") : UCLocalize("EDIT");
5955 }
5956
5957 - (UINavigationButtonStyle) rightButtonStyle {
5958     return [[list_ table] isRowDeletionEnabled] ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
5959 }
5960
5961 @end
5962 /* }}} */
5963
5964 /* Installed View {{{ */
5965 @interface InstalledView : RVPage {
5966     _transient Database *database_;
5967     FilteredPackageTable *packages_;
5968     BOOL expert_;
5969 }
5970
5971 - (id) initWithBook:(RVBook *)book database:(Database *)database;
5972
5973 @end
5974
5975 @implementation InstalledView
5976
5977 - (void) dealloc {
5978     [packages_ release];
5979     [super dealloc];
5980 }
5981
5982 - (id) initWithBook:(RVBook *)book database:(Database *)database {
5983     if ((self = [super initWithBook:book]) != nil) {
5984         database_ = database;
5985
5986         packages_ = [[FilteredPackageTable alloc]
5987             initWithBook:book
5988             database:database
5989             title:nil
5990             filter:@selector(isInstalledAndVisible:)
5991             with:[NSNumber numberWithBool:YES]
5992         ];
5993
5994         [self addSubview:packages_];
5995
5996         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5997         [packages_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
5998     } return self;
5999 }
6000
6001 - (void) resetViewAnimated:(BOOL)animated {
6002     [packages_ resetViewAnimated:animated];
6003 }
6004
6005 - (void) reloadData {
6006     [packages_ reloadData];
6007 }
6008
6009 - (void) _rightButtonClicked {
6010     [packages_ setObject:[NSNumber numberWithBool:expert_]];
6011     [packages_ reloadData];
6012     expert_ = !expert_;
6013     [book_ reloadButtonsForPage:self];
6014 }
6015
6016 - (NSString *) title {
6017     return UCLocalize("INSTALLED");
6018 }
6019
6020 - (NSString *) backButtonTitle {
6021     return UCLocalize("PACKAGES");
6022 }
6023
6024 - (id) rightButtonTitle {
6025     return Role_ != nil && [Role_ isEqualToString:@"Developer"] ? nil : expert_ ? UCLocalize("EXPERT") : UCLocalize("SIMPLE");
6026 }
6027
6028 - (UINavigationButtonStyle) rightButtonStyle {
6029     return expert_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6030 }
6031
6032 - (void) setDelegate:(id)delegate {
6033     [super setDelegate:delegate];
6034     [packages_ setDelegate:delegate];
6035 }
6036
6037 @end
6038 /* }}} */
6039
6040 /* Home View {{{ */
6041 @interface HomeView : CydiaBrowserView {
6042 }
6043
6044 @end
6045
6046 @implementation HomeView
6047
6048 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6049     NSString *context([sheet context]);
6050
6051     if ([context isEqualToString:@"about"])
6052         [sheet dismiss];
6053     else
6054         [super alertSheet:sheet buttonClicked:button];
6055 }
6056
6057 - (void) _leftButtonClicked {
6058     UIActionSheet *sheet = [[[UIActionSheet alloc]
6059         initWithTitle:UCLocalize("ABOUT_CYDIA")
6060         buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
6061         defaultButtonIndex:0
6062         delegate:self
6063         context:@"about"
6064     ] autorelease];
6065
6066     [sheet setBodyText:
6067         @"Copyright (C) 2008-2009\n"
6068         "Jay Freeman (saurik)\n"
6069         "saurik@saurik.com\n"
6070         "http://www.saurik.com/\n"
6071         "\n"
6072         "The Okori Group\n"
6073         "http://www.theokorigroup.com/\n"
6074         "\n"
6075         "College of Creative Studies,\n"
6076         "University of California,\n"
6077         "Santa Barbara\n"
6078         "http://www.ccs.ucsb.edu/"
6079     ];
6080
6081     [sheet popupAlertAnimated:YES];
6082 }
6083
6084 - (NSString *) leftButtonTitle {
6085     return UCLocalize("ABOUT");
6086 }
6087
6088 @end
6089 /* }}} */
6090 /* Manage View {{{ */
6091 @interface ManageView : CydiaBrowserView {
6092 }
6093
6094 @end
6095
6096 @implementation ManageView
6097
6098 - (NSString *) title {
6099     return UCLocalize("MANAGE");
6100 }
6101
6102 - (void) _leftButtonClicked {
6103     [delegate_ askForSettings];
6104 }
6105
6106 - (NSString *) leftButtonTitle {
6107     return UCLocalize("SETTINGS");
6108 }
6109
6110 #if !AlwaysReload
6111 - (id) _rightButtonTitle {
6112     return Queuing_ ? UCLocalize("QUEUE") : nil;
6113 }
6114
6115 - (UINavigationButtonStyle) rightButtonStyle {
6116     return Queuing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6117 }
6118
6119 - (void) _rightButtonClicked {
6120     [delegate_ queue];
6121 }
6122 #endif
6123
6124 - (bool) isLoading {
6125     return false;
6126 }
6127
6128 @end
6129 /* }}} */
6130
6131 /* Cydia Book {{{ */
6132 @interface CYBook : RVBook <
6133     ProgressDelegate
6134 > {
6135     _transient Database *database_;
6136     UINavigationBar *overlay_;
6137     UINavigationBar *underlay_;
6138     UIProgressIndicator *indicator_;
6139     UITextLabel *prompt_;
6140     UIProgressBar *progress_;
6141     UINavigationButton *cancel_;
6142     bool updating_;
6143 }
6144
6145 - (id) initWithFrame:(CGRect)frame database:(Database *)database;
6146 - (void) update;
6147 - (BOOL) updating;
6148
6149 @end
6150
6151 @implementation CYBook
6152
6153 - (void) dealloc {
6154     [overlay_ release];
6155     [indicator_ release];
6156     [prompt_ release];
6157     [progress_ release];
6158     [cancel_ release];
6159     [super dealloc];
6160 }
6161
6162 - (NSString *) getTitleForPage:(RVPage *)page {
6163     return [super getTitleForPage:page];
6164 }
6165
6166 - (BOOL) updating {
6167     return updating_;
6168 }
6169
6170 - (void) update {
6171     [UIView beginAnimations:nil context:NULL];
6172
6173     CGRect ovrframe = [overlay_ frame];
6174     ovrframe.origin.y = 0;
6175     [overlay_ setFrame:ovrframe];
6176
6177     CGRect barframe = [navbar_ frame];
6178     barframe.origin.y += ovrframe.size.height;
6179     [navbar_ setFrame:barframe];
6180
6181     CGRect trnframe = [transition_ frame];
6182     trnframe.origin.y += ovrframe.size.height;
6183     trnframe.size.height -= ovrframe.size.height;
6184     [transition_ setFrame:trnframe];
6185
6186     [UIView endAnimations];
6187
6188     [indicator_ startAnimation];
6189     [prompt_ setText:UCLocalize("UPDATING_DATABASE")];
6190     [progress_ setProgress:0];
6191
6192     updating_ = true;
6193     [overlay_ addSubview:cancel_];
6194
6195     [NSThread
6196         detachNewThreadSelector:@selector(_update)
6197         toTarget:self
6198         withObject:nil
6199     ];
6200 }
6201
6202 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
6203     NSString *context([sheet context]);
6204
6205     if ([context isEqualToString:@"refresh"])
6206         [sheet dismiss];
6207 }
6208
6209 - (void) _update_:(NSString *)error {
6210     updating_ = false;
6211
6212     [indicator_ stopAnimation];
6213
6214     [UIView beginAnimations:nil context:NULL];
6215
6216     CGRect ovrframe = [overlay_ frame];
6217     ovrframe.origin.y = -ovrframe.size.height;
6218     [overlay_ setFrame:ovrframe];
6219
6220     CGRect barframe = [navbar_ frame];
6221     barframe.origin.y -= ovrframe.size.height;
6222     [navbar_ setFrame:barframe];
6223
6224     CGRect trnframe = [transition_ frame];
6225     trnframe.origin.y -= ovrframe.size.height;
6226     trnframe.size.height += ovrframe.size.height;
6227     [transition_ setFrame:trnframe];
6228
6229     [UIView commitAnimations];
6230
6231     if (error == nil)
6232         [delegate_ performSelector:@selector(reloadData) withObject:nil afterDelay:0];
6233     else {
6234         UIActionSheet *sheet = [[[UIActionSheet alloc]
6235             initWithTitle:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), UCLocalize("REFRESH")]
6236             buttons:[NSArray arrayWithObjects:
6237                 UCLocalize("OK"),
6238             nil]
6239             defaultButtonIndex:0
6240             delegate:self
6241             context:@"refresh"
6242         ] autorelease];
6243
6244         [sheet setBodyText:error];
6245         [sheet popupAlertAnimated:YES];
6246
6247         [self reloadButtons];
6248     }
6249 }
6250
6251 - (id) initWithFrame:(CGRect)frame database:(Database *)database {
6252     if ((self = [super initWithFrame:frame]) != nil) {
6253         database_ = database;
6254
6255         CGRect ovrrect = [navbar_ bounds];
6256         ovrrect.size.height = [UINavigationBar defaultSize].height;
6257         ovrrect.origin.y = -ovrrect.size.height;
6258
6259         overlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6260         [self addSubview:overlay_];
6261
6262         ovrrect.origin.y = frame.size.height;
6263         underlay_ = [[UINavigationBar alloc] initWithFrame:ovrrect];
6264         [underlay_ setTintColor:[UIColor colorWithRed:0.23 green:0.23 blue:0.23 alpha:1]];
6265         [self addSubview:underlay_];
6266
6267         [overlay_ setBarStyle:1];
6268         [underlay_ setBarStyle:1];
6269
6270         int barstyle = [overlay_ _barStyle:NO];
6271         bool ugly = barstyle == 0;
6272
6273         UIProgressIndicatorStyle style = ugly ?
6274             UIProgressIndicatorStyleMediumBrown :
6275             UIProgressIndicatorStyleMediumWhite;
6276
6277         CGSize indsize = [UIProgressIndicator defaultSizeForStyle:style];
6278         unsigned indoffset = (ovrrect.size.height - indsize.height) / 2;
6279         CGRect indrect = {{indoffset, indoffset}, indsize};
6280
6281         indicator_ = [[UIProgressIndicator alloc] initWithFrame:indrect];
6282         [indicator_ setStyle:style];
6283         [overlay_ addSubview:indicator_];
6284
6285         CGSize prmsize = {215, indsize.height + 4};
6286
6287         CGRect prmrect = {{
6288             indoffset * 2 + indsize.width,
6289 #ifdef __OBJC2__
6290             -1 +
6291 #endif
6292             unsigned(ovrrect.size.height - prmsize.height) / 2
6293         }, prmsize};
6294
6295         UIFont *font = [UIFont systemFontOfSize:15];
6296
6297         prompt_ = [[UITextLabel alloc] initWithFrame:prmrect];
6298
6299         [prompt_ setColor:[UIColor colorWithCGColor:(ugly ? Blueish_ : Off_)]];
6300         [prompt_ setBackgroundColor:[UIColor clearColor]];
6301         [prompt_ setFont:font];
6302
6303         [overlay_ addSubview:prompt_];
6304
6305         CGSize prgsize = {75, 100};
6306
6307         CGRect prgrect = {{
6308             ovrrect.size.width - prgsize.width - 10,
6309             (ovrrect.size.height - prgsize.height) / 2
6310         } , prgsize};
6311
6312         progress_ = [[UIProgressBar alloc] initWithFrame:prgrect];
6313         [progress_ setStyle:0];
6314         [overlay_ addSubview:progress_];
6315
6316         cancel_ = [[UINavigationButton alloc] initWithTitle:UCLocalize("CANCEL") style:UINavigationButtonStyleHighlighted];
6317         [cancel_ addTarget:self action:@selector(_onCancel) forControlEvents:UIControlEventTouchUpInside];
6318
6319         CGRect frame = [cancel_ frame];
6320         frame.origin.x = ovrrect.size.width - frame.size.width - 5;
6321         frame.origin.y = (ovrrect.size.height - frame.size.height) / 2;
6322         [cancel_ setFrame:frame];
6323
6324         [cancel_ setBarStyle:barstyle];
6325     } return self;
6326 }
6327
6328 - (void) _onCancel {
6329     updating_ = false;
6330     [cancel_ removeFromSuperview];
6331 }
6332
6333 - (void) _update { _pooled
6334     Status status;
6335     status.setDelegate(self);
6336
6337     NSString *error([database_ updateWithStatus:status]);
6338
6339     [self
6340         performSelectorOnMainThread:@selector(_update_:)
6341         withObject:error
6342         waitUntilDone:NO
6343     ];
6344 }
6345
6346 - (void) setProgressError:(NSString *)error forPackage:(NSString *)id {
6347     [prompt_ setText:[NSString stringWithFormat:UCLocalize("COLON_DELIMITED"), UCLocalize("ERROR"), error]];
6348 }
6349
6350 - (void) setProgressTitle:(NSString *)title {
6351     [self
6352         performSelectorOnMainThread:@selector(_setProgressTitle:)
6353         withObject:title
6354         waitUntilDone:YES
6355     ];
6356 }
6357
6358 - (void) setProgressPercent:(float)percent {
6359     [self
6360         performSelectorOnMainThread:@selector(_setProgressPercent:)
6361         withObject:[NSNumber numberWithFloat:percent]
6362         waitUntilDone:YES
6363     ];
6364 }
6365
6366 - (void) startProgress {
6367 }
6368
6369 - (void) addProgressOutput:(NSString *)output {
6370     [self
6371         performSelectorOnMainThread:@selector(_addProgressOutput:)
6372         withObject:output
6373         waitUntilDone:YES
6374     ];
6375 }
6376
6377 - (bool) isCancelling:(size_t)received {
6378     return !updating_;
6379 }
6380
6381 - (void) _setProgressTitle:(NSString *)title {
6382     [prompt_ setText:title];
6383 }
6384
6385 - (void) _setProgressPercent:(NSNumber *)percent {
6386     [progress_ setProgress:[percent floatValue]];
6387 }
6388
6389 - (void) _addProgressOutput:(NSString *)output {
6390 }
6391
6392 @end
6393 /* }}} */
6394 /* Cydia:// Protocol {{{ */
6395 @interface CydiaURLProtocol : NSURLProtocol {
6396 }
6397
6398 @end
6399
6400 @implementation CydiaURLProtocol
6401
6402 + (BOOL) canInitWithRequest:(NSURLRequest *)request {
6403     NSURL *url([request URL]);
6404     if (url == nil)
6405         return NO;
6406     NSString *scheme([[url scheme] lowercaseString]);
6407     if (scheme == nil || ![scheme isEqualToString:@"cydia"])
6408         return NO;
6409     return YES;
6410 }
6411
6412 + (NSURLRequest *) canonicalRequestForRequest:(NSURLRequest *)request {
6413     return request;
6414 }
6415
6416 - (void) _returnPNGWithImage:(UIImage *)icon forRequest:(NSURLRequest *)request {
6417     id<NSURLProtocolClient> client([self client]);
6418     if (icon == nil)
6419         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorFileDoesNotExist userInfo:nil]];
6420     else {
6421         NSData *data(UIImagePNGRepresentation(icon));
6422
6423         NSURLResponse *response([[[NSURLResponse alloc] initWithURL:[request URL] MIMEType:@"image/png" expectedContentLength:-1 textEncodingName:nil] autorelease]);
6424         [client URLProtocol:self didReceiveResponse:response cacheStoragePolicy:NSURLCacheStorageNotAllowed];
6425         [client URLProtocol:self didLoadData:data];
6426         [client URLProtocolDidFinishLoading:self];
6427     }
6428 }
6429
6430 - (void) startLoading {
6431     id<NSURLProtocolClient> client([self client]);
6432     NSURLRequest *request([self request]);
6433
6434     NSURL *url([request URL]);
6435     NSString *href([url absoluteString]);
6436
6437     NSString *path([href substringFromIndex:8]);
6438     NSRange slash([path rangeOfString:@"/"]);
6439
6440     NSString *command;
6441     if (slash.location == NSNotFound) {
6442         command = path;
6443         path = nil;
6444     } else {
6445         command = [path substringToIndex:slash.location];
6446         path = [path substringFromIndex:(slash.location + 1)];
6447     }
6448
6449     Database *database([Database sharedInstance]);
6450
6451     if ([command isEqualToString:@"package-icon"]) {
6452         if (path == nil)
6453             goto fail;
6454         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6455         Package *package([database packageWithName:path]);
6456         if (package == nil)
6457             goto fail;
6458         UIImage *icon([package icon]);
6459         [self _returnPNGWithImage:icon forRequest:request];
6460     } else if ([command isEqualToString:@"source-icon"]) {
6461         if (path == nil)
6462             goto fail;
6463         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6464         NSString *source(Simplify(path));
6465         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sources/%@.png", App_, source]]);
6466         if (icon == nil)
6467             icon = [UIImage applicationImageNamed:@"unknown.png"];
6468         [self _returnPNGWithImage:icon forRequest:request];
6469     } else if ([command isEqualToString:@"uikit-image"]) {
6470         if (path == nil)
6471             goto fail;
6472         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6473         UIImage *icon(_UIImageWithName(path));
6474         [self _returnPNGWithImage:icon forRequest:request];
6475     } else if ([command isEqualToString:@"section-icon"]) {
6476         if (path == nil)
6477             goto fail;
6478         path = [path stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
6479         NSString *section(Simplify(path));
6480         UIImage *icon([UIImage imageAtPath:[NSString stringWithFormat:@"%@/Sections/%@.png", App_, section]]);
6481         if (icon == nil)
6482             icon = [UIImage applicationImageNamed:@"unknown.png"];
6483         [self _returnPNGWithImage:icon forRequest:request];
6484     } else fail: {
6485         [client URLProtocol:self didFailWithError:[NSError errorWithDomain:NSURLErrorDomain code:NSURLErrorResourceUnavailable userInfo:nil]];
6486     }
6487 }
6488
6489 - (void) stopLoading {
6490 }
6491
6492 @end
6493 /* }}} */
6494
6495 /* Sections View {{{ */
6496 @interface SectionsView : RVPage {
6497     _transient Database *database_;
6498     NSMutableArray *sections_;
6499     NSMutableArray *filtered_;
6500     UITransitionView *transition_;
6501     UITable *list_;
6502     UIView *accessory_;
6503     BOOL editing_;
6504 }
6505
6506 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6507 - (void) reloadData;
6508 - (void) resetView;
6509
6510 @end
6511
6512 @implementation SectionsView
6513
6514 - (void) dealloc {
6515     [list_ setDataSource:nil];
6516     [list_ setDelegate:nil];
6517
6518     [sections_ release];
6519     [filtered_ release];
6520     [transition_ release];
6521     [list_ release];
6522     [accessory_ release];
6523     [super dealloc];
6524 }
6525
6526 - (int) numberOfRowsInTable:(UITable *)table {
6527     return editing_ ? [sections_ count] : [filtered_ count] + 1;
6528 }
6529
6530 - (float) table:(UITable *)table heightForRow:(int)row {
6531     return 45;
6532 }
6533
6534 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6535     if (reusing == nil)
6536         reusing = [[[SectionCell alloc] init] autorelease];
6537     [(SectionCell *)reusing setSection:(editing_ ?
6538         [sections_ objectAtIndex:row] :
6539         (row == 0 ? nil : [filtered_ objectAtIndex:(row - 1)])
6540     ) editing:editing_];
6541     return reusing;
6542 }
6543
6544 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6545     return !editing_;
6546 }
6547
6548 - (BOOL) table:(UITable *)table canSelectRow:(int)row {
6549     return !editing_;
6550 }
6551
6552 - (void) tableRowSelected:(NSNotification *)notification {
6553     int row = [[notification object] selectedRow];
6554     if (row == INT_MAX)
6555         return;
6556
6557     Section *section;
6558     NSString *name;
6559     NSString *title;
6560
6561     if (row == 0) {
6562         section = nil;
6563         name = nil;
6564         title = UCLocalize("ALL_PACKAGES");
6565     } else {
6566         section = [filtered_ objectAtIndex:(row - 1)];
6567         name = [section name];
6568
6569         if (name != nil)
6570             title = [[NSBundle mainBundle] localizedStringForKey:Simplify(name) value:nil table:@"Sections"];
6571         else {
6572             name = @"";
6573             title = UCLocalize("NO_SECTION");
6574         }
6575     }
6576
6577     PackageTable *table = [[[FilteredPackageTable alloc]
6578         initWithBook:book_
6579         database:database_
6580         title:title
6581         filter:@selector(isVisiblyUninstalledInSection:)
6582         with:name
6583     ] autorelease];
6584
6585     [table setDelegate:delegate_];
6586
6587     [book_ pushPage:table];
6588 }
6589
6590 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6591     if ((self = [super initWithBook:book]) != nil) {
6592         database_ = database;
6593
6594         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6595         filtered_ = [[NSMutableArray arrayWithCapacity:16] retain];
6596
6597         transition_ = [[UITransitionView alloc] initWithFrame:[self bounds]];
6598         [self addSubview:transition_];
6599
6600         list_ = [[UITable alloc] initWithFrame:[transition_ bounds]];
6601         [transition_ transition:0 toView:list_];
6602
6603         UITableColumn *column = [[[UITableColumn alloc]
6604             initWithTitle:UCLocalize("NAME")
6605             identifier:@"name"
6606             width:[self frame].size.width
6607         ] autorelease];
6608
6609         [list_ setDataSource:self];
6610         [list_ setSeparatorStyle:1];
6611         [list_ addTableColumn:column];
6612         [list_ setDelegate:self];
6613         [list_ setReusesTableCells:YES];
6614
6615         [self reloadData];
6616
6617         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6618         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6619     } return self;
6620 }
6621
6622 - (void) reloadData {
6623     NSArray *packages = [database_ packages];
6624
6625     [sections_ removeAllObjects];
6626     [filtered_ removeAllObjects];
6627
6628 #if 0
6629     typedef __gnu_cxx::hash_map<NSString *, Section *, NSStringMapHash, NSStringMapEqual> SectionMap;
6630     SectionMap sections;
6631     sections.resize(64);
6632 #else
6633     NSMutableDictionary *sections([NSMutableDictionary dictionaryWithCapacity:32]);
6634 #endif
6635
6636     _trace();
6637     for (Package *package in packages) {
6638         NSString *name([package section]);
6639         NSString *key(name == nil ? @"" : name);
6640
6641 #if 0
6642         Section **section;
6643
6644         _profile(SectionsView$reloadData$Section)
6645             section = &sections[key];
6646             if (*section == nil) {
6647                 _profile(SectionsView$reloadData$Section$Allocate)
6648                     *section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6649                 _end
6650             }
6651         _end
6652
6653         [*section addToCount];
6654
6655         _profile(SectionsView$reloadData$Filter)
6656             if (![package valid] || ![package uninstalled] || ![package visible])
6657                 continue;
6658         _end
6659
6660         [*section addToRow];
6661 #else
6662         Section *section;
6663
6664         _profile(SectionsView$reloadData$Section)
6665             section = [sections objectForKey:key];
6666             if (section == nil) {
6667                 _profile(SectionsView$reloadData$Section$Allocate)
6668                     section = [[[Section alloc] initWithName:name localize:YES] autorelease];
6669                     [sections setObject:section forKey:key];
6670                 _end
6671             }
6672         _end
6673
6674         [section addToCount];
6675
6676         _profile(SectionsView$reloadData$Filter)
6677             if (![package valid] || ![package uninstalled] || ![package visible])
6678                 continue;
6679         _end
6680
6681         [section addToRow];
6682 #endif
6683     }
6684     _trace();
6685
6686 #if 0
6687     for (SectionMap::const_iterator i(sections.begin()), e(sections.end()); i != e; ++i)
6688         [sections_ addObject:i->second];
6689 #else
6690     [sections_ addObjectsFromArray:[sections allValues]];
6691 #endif
6692
6693     [sections_ sortUsingSelector:@selector(compareByLocalized:)];
6694
6695     for (Section *section in sections_) {
6696         size_t count([section row]);
6697         if (count == 0)
6698             continue;
6699
6700         section = [[[Section alloc] initWithName:[section name] localized:[section localized]] autorelease];
6701         [section setCount:count];
6702         [filtered_ addObject:section];
6703     }
6704
6705     [list_ reloadData];
6706     _trace();
6707 }
6708
6709 - (void) resetView {
6710     if (editing_)
6711         [self _rightButtonClicked];
6712 }
6713
6714 - (void) resetViewAnimated:(BOOL)animated {
6715     [list_ resetViewAnimated:animated];
6716 }
6717
6718 - (void) _rightButtonClicked {
6719     if ((editing_ = !editing_))
6720         [list_ reloadData];
6721     else
6722         [delegate_ updateData];
6723     [book_ reloadTitleForPage:self];
6724     [book_ reloadButtonsForPage:self];
6725 }
6726
6727 - (NSString *) title {
6728     return editing_ ? UCLocalize("SECTION_VISIBILITY") : UCLocalize("INSTALL_BY_SECTION");
6729 }
6730
6731 - (NSString *) backButtonTitle {
6732     return UCLocalize("SECTIONS");
6733 }
6734
6735 - (id) rightButtonTitle {
6736     return [sections_ count] == 0 ? nil : editing_ ? UCLocalize("DONE") : UCLocalize("EDIT");
6737 }
6738
6739 - (UINavigationButtonStyle) rightButtonStyle {
6740     return editing_ ? UINavigationButtonStyleHighlighted : UINavigationButtonStyleNormal;
6741 }
6742
6743 - (UIView *) accessoryView {
6744     return accessory_;
6745 }
6746
6747 @end
6748 /* }}} */
6749 /* Changes View {{{ */
6750 @interface ChangesView : RVPage {
6751     _transient Database *database_;
6752     NSMutableArray *packages_;
6753     NSMutableArray *sections_;
6754     UISectionList *list_;
6755     unsigned upgrades_;
6756 }
6757
6758 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6759 - (void) reloadData;
6760
6761 @end
6762
6763 @implementation ChangesView
6764
6765 - (void) dealloc {
6766     [[list_ table] setDelegate:nil];
6767     [list_ setDataSource:nil];
6768
6769     [packages_ release];
6770     [sections_ release];
6771     [list_ release];
6772     [super dealloc];
6773 }
6774
6775 - (int) numberOfSectionsInSectionList:(UISectionList *)list {
6776     return [sections_ count];
6777 }
6778
6779 - (NSString *) sectionList:(UISectionList *)list titleForSection:(int)section {
6780     return [[sections_ objectAtIndex:section] name];
6781 }
6782
6783 - (int) sectionList:(UISectionList *)list rowForSection:(int)section {
6784     return [[sections_ objectAtIndex:section] row];
6785 }
6786
6787 - (int) numberOfRowsInTable:(UITable *)table {
6788     return [packages_ count];
6789 }
6790
6791 - (float) table:(UITable *)table heightForRow:(int)row {
6792     return [PackageCell heightForPackage:[packages_ objectAtIndex:row]];
6793 }
6794
6795 - (UITableCell *) table:(UITable *)table cellForRow:(int)row column:(UITableColumn *)col reusing:(UITableCell *)reusing {
6796     if (reusing == nil)
6797         reusing = [[[PackageCell alloc] init] autorelease];
6798     [(PackageCell *)reusing setPackage:[packages_ objectAtIndex:row]];
6799     return reusing;
6800 }
6801
6802 - (BOOL) table:(UITable *)table showDisclosureForRow:(int)row {
6803     return NO;
6804 }
6805
6806 - (void) tableRowSelected:(NSNotification *)notification {
6807     int row = [[notification object] selectedRow];
6808     if (row == INT_MAX)
6809         return;
6810     Package *package = [packages_ objectAtIndex:row];
6811     PackageView *view([delegate_ packageView]);
6812     [view setDelegate:delegate_];
6813     [view setPackage:package];
6814     [book_ pushPage:view];
6815 }
6816
6817 - (void) _leftButtonClicked {
6818     [(CYBook *)book_ update];
6819     [self reloadButtons];
6820 }
6821
6822 - (void) _rightButtonClicked {
6823     [delegate_ distUpgrade];
6824 }
6825
6826 - (id) initWithBook:(RVBook *)book database:(Database *)database {
6827     if ((self = [super initWithBook:book]) != nil) {
6828         database_ = database;
6829
6830         packages_ = [[NSMutableArray arrayWithCapacity:16] retain];
6831         sections_ = [[NSMutableArray arrayWithCapacity:16] retain];
6832
6833         list_ = [[UISectionList alloc] initWithFrame:[self bounds] showSectionIndex:NO];
6834         [self addSubview:list_];
6835
6836         [list_ setShouldHideHeaderInShortLists:NO];
6837         [list_ setDataSource:self];
6838         //[list_ setSectionListStyle:1];
6839
6840         UITableColumn *column = [[[UITableColumn alloc]
6841             initWithTitle:UCLocalize("NAME")
6842             identifier:@"name"
6843             width:[self frame].size.width
6844         ] autorelease];
6845
6846         UITable *table = [list_ table];
6847         [table setSeparatorStyle:1];
6848         [table addTableColumn:column];
6849         [table setDelegate:self];
6850         [table setReusesTableCells:YES];
6851
6852         [self reloadData];
6853
6854         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6855         [list_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
6856     } return self;
6857 }
6858
6859 - (void) reloadData {
6860     NSArray *packages = [database_ packages];
6861
6862     [packages_ removeAllObjects];
6863     [sections_ removeAllObjects];
6864
6865     _trace();
6866     for (Package *package in packages)
6867         if (
6868             [package uninstalled] && [package valid] && [package visible] ||
6869             [package upgradableAndEssential:YES]
6870         )
6871             [packages_ addObject:package];
6872
6873     _trace();
6874     [packages_ radixSortUsingFunction:reinterpret_cast<SKRadixFunction>(&PackageChangesRadix) withContext:NULL];
6875     _trace();
6876
6877     Section *upgradable = [[[Section alloc] initWithName:UCLocalize("AVAILABLE_UPGRADES") localize:NO] autorelease];
6878     Section *ignored = [[[Section alloc] initWithName:UCLocalize("IGNORED_UPGRADES") localize:NO] autorelease];
6879     Section *section = nil;
6880     NSDate *last = nil;
6881
6882     upgrades_ = 0;
6883     bool unseens = false;
6884
6885     CFDateFormatterRef formatter(CFDateFormatterCreate(NULL, Locale_, kCFDateFormatterMediumStyle, kCFDateFormatterMediumStyle));
6886
6887     for (size_t offset = 0, count = [packages_ count]; offset != count; ++offset) {
6888         Package *package = [packages_ objectAtIndex:offset];
6889
6890         BOOL uae = [package upgradableAndEssential:YES];
6891
6892         if (!uae) {
6893             unseens = true;
6894             NSDate *seen;
6895
6896             _profile(ChangesView$reloadData$Remember)
6897                 seen = [package seen];
6898             _end
6899
6900             if (section == nil || last != seen && (seen == nil || [seen compare:last] != NSOrderedSame)) {
6901                 last = seen;
6902
6903                 NSString *name;
6904                 if (seen == nil)
6905                     name = UCLocalize("UNKNOWN");
6906                 else {
6907                     name = (NSString *) CFDateFormatterCreateStringWithDate(NULL, formatter, (CFDateRef) seen);
6908                     [name autorelease];
6909                 }
6910
6911                 _profile(ChangesView$reloadData$Allocate)
6912                     name = [NSString stringWithFormat:UCLocalize("NEW_AT"), name];
6913                     section = [[[Section alloc] initWithName:name row:offset localize:NO] autorelease];
6914                     [sections_ addObject:section];
6915                 _end
6916             }
6917
6918             [section addToCount];
6919         } else if ([package ignored])
6920             [ignored addToCount];
6921         else {
6922             ++upgrades_;
6923             [upgradable addToCount];
6924         }
6925     }
6926     _trace();
6927
6928     CFRelease(formatter);
6929
6930     if (unseens) {
6931         Section *last = [sections_ lastObject];
6932         size_t count = [last count];
6933         [packages_ removeObjectsInRange:NSMakeRange([packages_ count] - count, count)];
6934         [sections_ removeLastObject];
6935     }
6936
6937     if ([ignored count] != 0)
6938         [sections_ insertObject:ignored atIndex:0];
6939     if (upgrades_ != 0)
6940         [sections_ insertObject:upgradable atIndex:0];
6941
6942     [list_ reloadData];
6943     [self reloadButtons];
6944 }
6945
6946 - (void) resetViewAnimated:(BOOL)animated {
6947     [list_ resetViewAnimated:animated];
6948 }
6949
6950 - (NSString *) leftButtonTitle {
6951     return [(CYBook *)book_ updating] ? nil : UCLocalize("REFRESH");
6952 }
6953
6954 - (id) rightButtonTitle {
6955     return upgrades_ == 0 ? nil : [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("UPGRADE"), [NSString stringWithFormat:@"%u", upgrades_]];
6956 }
6957
6958 - (NSString *) title {
6959     return UCLocalize("CHANGES");
6960 }
6961
6962 @end
6963 /* }}} */
6964 /* Search View {{{ */
6965 @protocol SearchViewDelegate
6966 - (void) showKeyboard:(BOOL)show;
6967 @end
6968
6969 @interface SearchView : RVPage {
6970     UIView *accessory_;
6971     UISearchField *field_;
6972     UITransitionView *transition_;
6973     FilteredPackageTable *table_;
6974     UIPreferencesTable *advanced_;
6975     UIView *dimmed_;
6976     bool flipped_;
6977     bool reload_;
6978 }
6979
6980 - (id) initWithBook:(RVBook *)book database:(Database *)database;
6981 - (void) reloadData;
6982
6983 @end
6984
6985 @implementation SearchView
6986
6987 - (void) dealloc {
6988     [field_ setDelegate:nil];
6989
6990     [accessory_ release];
6991     [field_ release];
6992     [transition_ release];
6993     [table_ release];
6994     [advanced_ release];
6995     [dimmed_ release];
6996     [super dealloc];
6997 }
6998
6999 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7000     return 1;
7001 }
7002
7003 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7004     switch (group) {
7005         case 0: return [NSString stringWithFormat:UCLocalize("PARENTHETICAL"), UCLocalize("ADVANCED_SEARCH"), UCLocalize("COMING_SOON")];
7006
7007         default: _assert(false);
7008     }
7009 }
7010
7011 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7012     switch (group) {
7013         case 0: return 0;
7014
7015         default: _assert(false);
7016     }
7017 }
7018
7019 - (void) _showKeyboard:(BOOL)show {
7020     CGSize keysize = [UIKeyboard defaultSize];
7021     CGRect keydown = [book_ pageBounds];
7022     CGRect keyup = keydown;
7023     keyup.size.height -= keysize.height - ButtonBarHeight_;
7024
7025     float delay = KeyboardTime_ * ButtonBarHeight_ / keysize.height;
7026
7027     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:[table_ list]] autorelease];
7028     [animation setSignificantRectFields:8];
7029
7030     if (show) {
7031         [animation setStartFrame:keydown];
7032         [animation setEndFrame:keyup];
7033     } else {
7034         [animation setStartFrame:keyup];
7035         [animation setEndFrame:keydown];
7036     }
7037
7038     UIAnimator *animator = [UIAnimator sharedAnimator];
7039
7040     [animator
7041         addAnimations:[NSArray arrayWithObjects:animation, nil]
7042         withDuration:(KeyboardTime_ - delay)
7043         start:!show
7044     ];
7045
7046     if (show)
7047         [animator performSelector:@selector(startAnimation:) withObject:animation afterDelay:delay];
7048
7049     [delegate_ showKeyboard:show];
7050 }
7051
7052 - (void) textFieldDidBecomeFirstResponder:(UITextField *)field {
7053     [self _showKeyboard:YES];
7054 }
7055
7056 - (void) textFieldDidResignFirstResponder:(UITextField *)field {
7057     [self _showKeyboard:NO];
7058 }
7059
7060 - (void) keyboardInputChanged:(UIFieldEditor *)editor {
7061     if (reload_) {
7062         NSString *text([field_ text]);
7063         [field_ setClearButtonStyle:(text == nil || [text length] == 0 ? 0 : 2)];
7064         [self reloadData];
7065         reload_ = false;
7066     }
7067 }
7068
7069 - (void) textFieldClearButtonPressed:(UITextField *)field {
7070     reload_ = true;
7071 }
7072
7073 - (void) keyboardInputShouldDelete:(id)input {
7074     reload_ = true;
7075 }
7076
7077 - (BOOL) keyboardInput:(id)input shouldInsertText:(NSString *)text isMarkedText:(int)marked {
7078     if ([text length] != 1 || [text characterAtIndex:0] != '\n') {
7079         reload_ = true;
7080         return YES;
7081     } else {
7082         [field_ resignFirstResponder];
7083         return NO;
7084     }
7085 }
7086
7087 - (id) initWithBook:(RVBook *)book database:(Database *)database {
7088     if ((self = [super initWithBook:book]) != nil) {
7089         CGRect pageBounds = [book_ pageBounds];
7090
7091         transition_ = [[UITransitionView alloc] initWithFrame:pageBounds];
7092         [self addSubview:transition_];
7093
7094         advanced_ = [[UIPreferencesTable alloc] initWithFrame:pageBounds];
7095
7096         [advanced_ setReusesTableCells:YES];
7097         [advanced_ setDataSource:self];
7098         [advanced_ reloadData];
7099
7100         dimmed_ = [[UIView alloc] initWithFrame:pageBounds];
7101         CGColor dimmed(space_, 0, 0, 0, 0.5);
7102         [dimmed_ setBackgroundColor:[UIColor colorWithCGColor:dimmed]];
7103
7104         table_ = [[FilteredPackageTable alloc]
7105             initWithBook:book
7106             database:database
7107             title:nil
7108             filter:@selector(isUnfilteredAndSearchedForBy:)
7109             with:nil
7110         ];
7111
7112         [table_ setShouldHideHeaderInShortLists:NO];
7113         [transition_ transition:0 toView:table_];
7114
7115         CGRect cnfrect = {{
7116 #ifdef __OBJC2__
7117         6 +
7118 #endif
7119         1, 38}, {17, 18}};
7120
7121         CGRect area;
7122         area.origin.x = /*cnfrect.origin.x + cnfrect.size.width + 4 +*/ 10;
7123         area.origin.y = 1;
7124
7125         area.size.width =
7126 #ifdef __OBJC2__
7127             8 +
7128 #endif
7129             [self bounds].size.width - area.origin.x - 18;
7130
7131         area.size.height = [UISearchField defaultHeight];
7132
7133         field_ = [[UISearchField alloc] initWithFrame:area];
7134
7135         UIFont *font = [UIFont systemFontOfSize:16];
7136         [field_ setFont:font];
7137
7138         [field_ setPlaceholder:UCLocalize("SEARCH_EX")];
7139         [field_ setDelegate:self];
7140
7141         [field_ setPaddingTop:5];
7142
7143         UITextInputTraits *traits([field_ textInputTraits]);
7144         [traits setAutocapitalizationType:UITextAutocapitalizationTypeNone];
7145         [traits setAutocorrectionType:UITextAutocorrectionTypeNo];
7146         [traits setReturnKeyType:UIReturnKeySearch];
7147
7148         CGRect accrect = {{0, 6}, {6 + cnfrect.size.width + 6 + area.size.width + 6, area.size.height}};
7149
7150         accessory_ = [[UIView alloc] initWithFrame:accrect];
7151         [accessory_ addSubview:field_];
7152
7153         /*UIPushButton *configure = [[[UIPushButton alloc] initWithFrame:cnfrect] autorelease];
7154         [configure setShowPressFeedback:YES];
7155         [configure setImage:[UIImage applicationImageNamed:@"advanced.png"]];
7156         [configure addTarget:self action:@selector(configurePushed) forEvents:1];
7157         [accessory_ addSubview:configure];*/
7158
7159         [self setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7160         [table_ setAutoresizingMask:UIViewAutoresizingFlexibleHeight];
7161     } return self;
7162 }
7163
7164 - (void) flipPage {
7165 #ifndef __OBJC2__
7166     LKAnimation *animation = [LKTransition animation];
7167     [animation setType:@"oglFlip"];
7168     [animation setTimingFunction:[LKTimingFunction functionWithName:@"easeInEaseOut"]];
7169     [animation setFillMode:@"extended"];
7170     [animation setTransitionFlags:3];
7171     [animation setDuration:10];
7172     [animation setSpeed:0.35];
7173     [animation setSubtype:(flipped_ ? @"fromLeft" : @"fromRight")];
7174     [[transition_ _layer] addAnimation:animation forKey:0];
7175     [transition_ transition:0 toView:(flipped_ ? (UIView *) table_ : (UIView *) advanced_)];
7176     flipped_ = !flipped_;
7177 #endif
7178 }
7179
7180 - (void) configurePushed {
7181     [field_ resignFirstResponder];
7182     [self flipPage];
7183 }
7184
7185 - (void) resetViewAnimated:(BOOL)animated {
7186     if (flipped_)
7187         [self flipPage];
7188     [table_ resetViewAnimated:animated];
7189 }
7190
7191 - (void) _reloadData {
7192 }
7193
7194 - (void) reloadData {
7195     if (flipped_)
7196         [self flipPage];
7197     [table_ setObject:[field_ text]];
7198     _profile(SearchView$reloadData)
7199         [table_ reloadData];
7200     _end
7201     PrintTimes();
7202     [table_ resetCursor];
7203 }
7204
7205 - (UIView *) accessoryView {
7206     return accessory_;
7207 }
7208
7209 - (NSString *) title {
7210     return nil;
7211 }
7212
7213 - (NSString *) backButtonTitle {
7214     return UCLocalize("SEARCH");
7215 }
7216
7217 - (void) setDelegate:(id)delegate {
7218     [table_ setDelegate:delegate];
7219     [super setDelegate:delegate];
7220 }
7221
7222 @end
7223 /* }}} */
7224
7225 @interface SettingsView : RVPage {
7226     _transient Database *database_;
7227     NSString *name_;
7228     Package *package_;
7229     UIPreferencesTable *table_;
7230     _UISwitchSlider *subscribedSwitch_;
7231     _UISwitchSlider *ignoredSwitch_;
7232     UIPreferencesControlTableCell *subscribedCell_;
7233     UIPreferencesControlTableCell *ignoredCell_;
7234 }
7235
7236 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7237
7238 @end
7239
7240 @implementation SettingsView
7241
7242 - (void) dealloc {
7243     [table_ setDataSource:nil];
7244
7245     [name_ release];
7246     if (package_ != nil)
7247         [package_ release];
7248     [table_ release];
7249     [subscribedSwitch_ release];
7250     [ignoredSwitch_ release];
7251     [subscribedCell_ release];
7252     [ignoredCell_ release];
7253     [super dealloc];
7254 }
7255
7256 - (int) numberOfGroupsInPreferencesTable:(UIPreferencesTable *)table {
7257     if (package_ == nil)
7258         return 0;
7259
7260     return 2;
7261 }
7262
7263 - (NSString *) preferencesTable:(UIPreferencesTable *)table titleForGroup:(int)group {
7264     if (package_ == nil)
7265         return nil;
7266
7267     switch (group) {
7268         case 0: return nil;
7269         case 1: return nil;
7270
7271         default: _assert(false);
7272     }
7273
7274     return nil;
7275 }
7276
7277 - (BOOL) preferencesTable:(UIPreferencesTable *)table isLabelGroup:(int)group {
7278     if (package_ == nil)
7279         return NO;
7280
7281     switch (group) {
7282         case 0: return NO;
7283         case 1: return YES;
7284
7285         default: _assert(false);
7286     }
7287
7288     return NO;
7289 }
7290
7291 - (int) preferencesTable:(UIPreferencesTable *)table numberOfRowsInGroup:(int)group {
7292     if (package_ == nil)
7293         return 0;
7294
7295     switch (group) {
7296         case 0: return 1;
7297         case 1: return 1;
7298
7299         default: _assert(false);
7300     }
7301
7302     return 0;
7303 }
7304
7305 - (void) onSomething:(UIPreferencesControlTableCell *)cell withKey:(NSString *)key {
7306     if (package_ == nil)
7307         return;
7308
7309     _UISwitchSlider *slider([cell control]);
7310     BOOL value([slider value] != 0);
7311     NSMutableDictionary *metadata([package_ metadata]);
7312
7313     BOOL before;
7314     if (NSNumber *number = [metadata objectForKey:key])
7315         before = [number boolValue];
7316     else
7317         before = NO;
7318
7319     if (value != before) {
7320         [metadata setObject:[NSNumber numberWithBool:value] forKey:key];
7321         Changed_ = true;
7322         [delegate_ updateData];
7323     }
7324 }
7325
7326 - (void) onSubscribed:(UIPreferencesControlTableCell *)cell {
7327     [self onSomething:cell withKey:@"IsSubscribed"];
7328 }
7329
7330 - (void) onIgnored:(UIPreferencesControlTableCell *)cell {
7331     [self onSomething:cell withKey:@"IsIgnored"];
7332 }
7333
7334 - (id) preferencesTable:(UIPreferencesTable *)table cellForRow:(int)row inGroup:(int)group {
7335     if (package_ == nil)
7336         return nil;
7337
7338     switch (group) {
7339         case 0: switch (row) {
7340             case 0:
7341                 return subscribedCell_;
7342             case 1:
7343                 return ignoredCell_;
7344             default: _assert(false);
7345         } break;
7346
7347         case 1: switch (row) {
7348             case 0: {
7349                 UIPreferencesControlTableCell *cell([[[UIPreferencesControlTableCell alloc] init] autorelease]);
7350                 [cell setShowSelection:NO];
7351                 [cell setTitle:UCLocalize("SHOW_ALL_CHANGES_EX")];
7352                 return cell;
7353             }
7354
7355             default: _assert(false);
7356         } break;
7357
7358         default: _assert(false);
7359     }
7360
7361     return nil;
7362 }
7363
7364 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7365     if ((self = [super initWithBook:book])) {
7366         database_ = database;
7367         name_ = [package retain];
7368
7369         table_ = [[UIPreferencesTable alloc] initWithFrame:[self bounds]];
7370         [self addSubview:table_];
7371
7372         subscribedSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7373         [subscribedSwitch_ addTarget:self action:@selector(onSubscribed:) forEvents:kUIControlEventMouseUpInside];
7374
7375         ignoredSwitch_ = [[_UISwitchSlider alloc] initWithFrame:CGRectMake(200, 10, 50, 20)];
7376         [ignoredSwitch_ addTarget:self action:@selector(onIgnored:) forEvents:kUIControlEventMouseUpInside];
7377
7378         subscribedCell_ = [[UIPreferencesControlTableCell alloc] init];
7379         [subscribedCell_ setShowSelection:NO];
7380         [subscribedCell_ setTitle:UCLocalize("SHOW_ALL_CHANGES")];
7381         [subscribedCell_ setControl:subscribedSwitch_];
7382
7383         ignoredCell_ = [[UIPreferencesControlTableCell alloc] init];
7384         [ignoredCell_ setShowSelection:NO];
7385         [ignoredCell_ setTitle:UCLocalize("IGNORE_UPGRADES")];
7386         [ignoredCell_ setControl:ignoredSwitch_];
7387
7388         [table_ setDataSource:self];
7389         [self reloadData];
7390     } return self;
7391 }
7392
7393 - (void) resetViewAnimated:(BOOL)animated {
7394     [table_ resetViewAnimated:animated];
7395 }
7396
7397 - (void) reloadData {
7398     if (package_ != nil)
7399         [package_ autorelease];
7400     package_ = [database_ packageWithName:name_];
7401     if (package_ != nil) {
7402         [package_ retain];
7403         [subscribedSwitch_ setValue:([package_ subscribed] ? 1 : 0) animated:NO];
7404         [ignoredSwitch_ setValue:([package_ ignored] ? 1 : 0) animated:NO];
7405     }
7406
7407     [table_ reloadData];
7408 }
7409
7410 - (NSString *) title {
7411     return UCLocalize("SETTINGS");
7412 }
7413
7414 @end
7415
7416 /* Signature View {{{ */
7417 @interface SignatureView : CydiaBrowserView {
7418     _transient Database *database_;
7419     NSString *package_;
7420 }
7421
7422 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package;
7423
7424 @end
7425
7426 @implementation SignatureView
7427
7428 - (void) dealloc {
7429     [package_ release];
7430     [super dealloc];
7431 }
7432
7433 - (void) webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
7434     // XXX: dude!
7435     [super webView:sender didClearWindowObject:window forFrame:frame];
7436 }
7437
7438 - (id) initWithBook:(RVBook *)book database:(Database *)database package:(NSString *)package {
7439     if ((self = [super initWithBook:book]) != nil) {
7440         database_ = database;
7441         package_ = [package retain];
7442         [self reloadData];
7443     } return self;
7444 }
7445
7446 - (void) resetViewAnimated:(BOOL)animated {
7447 }
7448
7449 - (void) reloadData {
7450     [self loadURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"signature" ofType:@"html"]]];
7451 }
7452
7453 @end
7454 /* }}} */
7455
7456 @interface Cydia : UIApplication <
7457     ConfirmationViewDelegate,
7458     ProgressViewDelegate,
7459     SearchViewDelegate,
7460     CydiaDelegate
7461 > {
7462     UIWindow *window_;
7463
7464     UIView *underlay_;
7465     UIView *overlay_;
7466     CYBook *book_;
7467     UIToolbar *buttonbar_;
7468
7469     RVBook *confirm_;
7470
7471     NSMutableArray *essential_;
7472     NSMutableArray *broken_;
7473
7474     Database *database_;
7475     ProgressView *progress_;
7476
7477     unsigned tag_;
7478
7479     UIKeyboard *keyboard_;
7480     UIProgressHUD *hud_;
7481
7482     SectionsView *sections_;
7483     ChangesView *changes_;
7484     ManageView *manage_;
7485     SearchView *search_;
7486
7487     NSMutableArray *details_;
7488 }
7489
7490 @end
7491
7492 @implementation Cydia
7493
7494 - (void) _loaded {
7495     if ([broken_ count] != 0) {
7496         int count = [broken_ count];
7497
7498         UIActionSheet *sheet = [[[UIActionSheet alloc]
7499             initWithTitle:(count == 1 ? UCLocalize("HALFINSTALLED_PACKAGE") : [NSString stringWithFormat:UCLocalize("HALFINSTALLED_PACKAGES"), count])
7500             buttons:[NSArray arrayWithObjects:
7501                 UCLocalize("FORCIBLY_CLEAR"),
7502                 UCLocalize("TEMPORARY_IGNORE"),
7503             nil]
7504             defaultButtonIndex:0
7505             delegate:self
7506             context:@"fixhalf"
7507         ] autorelease];
7508
7509         [sheet setBodyText:UCLocalize("HALFINSTALLED_PACKAGE_EX")];
7510         [sheet popupAlertAnimated:YES];
7511     } else if (!Ignored_ && [essential_ count] != 0) {
7512         int count = [essential_ count];
7513
7514         UIActionSheet *sheet = [[[UIActionSheet alloc]
7515             initWithTitle:(count == 1 ? UCLocalize("ESSENTIAL_UPGRADE") : [NSString stringWithFormat:UCLocalize("ESSENTIAL_UPGRADES"), count])
7516             buttons:[NSArray arrayWithObjects:
7517                 UCLocalize("UPGRADE_ESSENTIAL"),
7518                 UCLocalize("COMPLETE_UPGRADE"),
7519                 UCLocalize("TEMPORARY_IGNORE"),
7520             nil]
7521             defaultButtonIndex:0
7522             delegate:self
7523             context:@"upgrade"
7524         ] autorelease];
7525
7526         [sheet setBodyText:UCLocalize("ESSENTIAL_UPGRADE_EX")];
7527         [sheet popupAlertAnimated:YES];
7528     }
7529 }
7530
7531 - (void) _reloadData {
7532     UIView *block();
7533
7534     static bool loaded(false);
7535     UIProgressHUD *hud([self addProgressHUD]);
7536     [hud setText:(loaded ? UCLocalize("RELOADING_DATA") : UCLocalize("LOADING_DATA"))];
7537     loaded = true;
7538
7539     [database_ yieldToSelector:@selector(reloadData) withObject:nil];
7540     _trace();
7541
7542     [self removeProgressHUD:hud];
7543
7544     size_t changes(0);
7545
7546     [essential_ removeAllObjects];
7547     [broken_ removeAllObjects];
7548
7549     NSArray *packages = [database_ packages];
7550     for (Package *package in packages) {
7551         if ([package half])
7552             [broken_ addObject:package];
7553         if ([package upgradableAndEssential:NO]) {
7554             if ([package essential])
7555                 [essential_ addObject:package];
7556             ++changes;
7557         }
7558     }
7559
7560     if (changes != 0) {
7561         NSString *badge([[NSNumber numberWithInt:changes] stringValue]);
7562         [buttonbar_ setBadgeValue:badge forButton:3];
7563         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7564             [buttonbar_ setBadgeAnimated:([essential_ count] != 0) forButton:3];
7565         if ([self respondsToSelector:@selector(setApplicationBadge:)])
7566             [self setApplicationBadge:badge];
7567         else
7568             [self setApplicationBadgeString:badge];
7569     } else {
7570         [buttonbar_ setBadgeValue:nil forButton:3];
7571         if ([buttonbar_ respondsToSelector:@selector(setBadgeAnimated:forButton:)])
7572             [buttonbar_ setBadgeAnimated:NO forButton:3];
7573         if ([self respondsToSelector:@selector(removeApplicationBadge)])
7574             [self removeApplicationBadge];
7575         else // XXX: maybe use setApplicationBadgeString also?
7576             [self setApplicationIconBadgeNumber:0];
7577     }
7578
7579     Queuing_ = false;
7580     [buttonbar_ setBadgeValue:nil forButton:4];
7581
7582     [self updateData];
7583
7584     // XXX: what is this line of code for?
7585     if ([packages count] == 0);
7586     else if (Loaded_ || ManualRefresh) loaded:
7587         [self _loaded];
7588     else {
7589         Loaded_ = YES;
7590
7591         if (NSDate *update = [Metadata_ objectForKey:@"LastUpdate"]) {
7592             NSTimeInterval interval([update timeIntervalSinceNow]);
7593             if (interval <= 0 && interval > -600)
7594                 goto loaded;
7595         }
7596
7597         [book_ update];
7598     }
7599 }
7600
7601 - (void) _saveConfig {
7602     if (Changed_) {
7603         _trace();
7604         NSString *error(nil);
7605         if (NSData *data = [NSPropertyListSerialization dataFromPropertyList:Metadata_ format:NSPropertyListBinaryFormat_v1_0 errorDescription:&error]) {
7606             _trace();
7607             NSError *error(nil);
7608             if (![data writeToFile:@"/var/lib/cydia/metadata.plist" options:NSAtomicWrite error:&error])
7609                 NSLog(@"failure to save metadata data: %@", error);
7610             _trace();
7611         } else {
7612             NSLog(@"failure to serialize metadata: %@", error);
7613             return;
7614         }
7615
7616         Changed_ = false;
7617     }
7618 }
7619
7620 - (void) updateData {
7621     [self _saveConfig];
7622
7623     /* XXX: this is just stupid */
7624     if (tag_ != 2 && sections_ != nil)
7625         [sections_ reloadData];
7626     if (tag_ != 3 && changes_ != nil)
7627         [changes_ reloadData];
7628     if (tag_ != 5 && search_ != nil)
7629         [search_ reloadData];
7630
7631     [book_ reloadData];
7632 }
7633
7634 - (void) update_ {
7635     [database_ update];
7636 }
7637
7638 - (void) syncData {
7639     FILE *file = fopen("/etc/apt/sources.list.d/cydia.list", "w");
7640     _assert(file != NULL);
7641
7642     NSArray *keys = [Sources_ allKeys];
7643
7644     for (NSString *key in keys) {
7645         NSDictionary *source = [Sources_ objectForKey:key];
7646
7647         fprintf(file, "%s %s %s\n",
7648             [[source objectForKey:@"Type"] UTF8String],
7649             [[source objectForKey:@"URI"] UTF8String],
7650             [[source objectForKey:@"Distribution"] UTF8String]
7651         );
7652     }
7653
7654     fclose(file);
7655
7656     [self _saveConfig];
7657
7658     [progress_
7659         detachNewThreadSelector:@selector(update_)
7660         toTarget:self
7661         withObject:nil
7662         title:UCLocalize("UPDATING_SOURCES")
7663     ];
7664 }
7665
7666 - (void) reloadData {
7667     @synchronized (self) {
7668         if (confirm_ == nil)
7669             [self _reloadData];
7670     }
7671 }
7672
7673 - (void) resolve {
7674     pkgProblemResolver *resolver = [database_ resolver];
7675
7676     resolver->InstallProtect();
7677     if (!resolver->Resolve(true))
7678         _error->Discard();
7679 }
7680
7681 - (void) popUpBook:(RVBook *)book {
7682     [underlay_ popSubview:book];
7683 }
7684
7685 - (CGRect) popUpBounds {
7686     return [underlay_ bounds];
7687 }
7688
7689 - (void) perform {
7690     [database_ prepare];
7691
7692     confirm_ = [[RVBook alloc] initWithFrame:[self popUpBounds]];
7693     [confirm_ setDelegate:self];
7694
7695     ConfirmationView *page([[[ConfirmationView alloc] initWithBook:confirm_ database:database_] autorelease]);
7696     [page setDelegate:self];
7697
7698     [confirm_ setPage:page];
7699     [self popUpBook:confirm_];
7700 }
7701
7702 - (void) queue {
7703     @synchronized (self) {
7704         [self perform];
7705     }
7706 }
7707
7708 - (void) clearPackage:(Package *)package {
7709     @synchronized (self) {
7710         [package clear];
7711         [self resolve];
7712         [self perform];
7713     }
7714 }
7715
7716 - (void) installPackage:(Package *)package {
7717     @synchronized (self) {
7718         [package install];
7719         [self resolve];
7720         [self perform];
7721     }
7722 }
7723
7724 - (void) removePackage:(Package *)package {
7725     @synchronized (self) {
7726         [package remove];
7727         [self resolve];
7728         [self perform];
7729     }
7730 }
7731
7732 - (void) distUpgrade {
7733     @synchronized (self) {
7734         [database_ upgrade];
7735         [self perform];
7736     }
7737 }
7738
7739 - (void) cancel {
7740     [self slideUp:[[[UIActionSheet alloc]
7741         initWithTitle:nil
7742         buttons:[NSArray arrayWithObjects:UCLocalize("CONTINUE_QUEUING"), UCLocalize("CANCEL_CLEAR"), nil]
7743         defaultButtonIndex:1
7744         delegate:self
7745         context:@"cancel"
7746     ] autorelease]];
7747 }
7748
7749 - (void) complete {
7750     @synchronized (self) {
7751         [self _reloadData];
7752
7753         if (confirm_ != nil) {
7754             [confirm_ release];
7755             confirm_ = nil;
7756         }
7757     }
7758 }
7759
7760 - (void) confirm {
7761     [overlay_ removeFromSuperview];
7762     reload_ = true;
7763
7764     [progress_
7765         detachNewThreadSelector:@selector(perform)
7766         toTarget:database_
7767         withObject:nil
7768         title:UCLocalize("RUNNING")
7769     ];
7770 }
7771
7772 - (void) bootstrap_ {
7773     [database_ update];
7774     [database_ upgrade];
7775     [database_ prepare];
7776     [database_ perform];
7777 }
7778
7779 /* XXX: replace and localize */
7780 - (void) bootstrap {
7781     [progress_
7782         detachNewThreadSelector:@selector(bootstrap_)
7783         toTarget:self
7784         withObject:nil
7785         title:@"Bootstrap Install"
7786     ];
7787 }
7788
7789 - (void) progressViewIsComplete:(ProgressView *)progress {
7790     if (confirm_ != nil) {
7791         [underlay_ addSubview:overlay_];
7792         [confirm_ popFromSuperviewAnimated:NO];
7793     }
7794
7795     [self complete];
7796 }
7797
7798 - (void) setPage:(RVPage *)page {
7799     [page resetViewAnimated:NO];
7800     [page setDelegate:self];
7801     [book_ setPage:page];
7802 }
7803
7804 - (RVPage *) _pageForURL:(NSURL *)url withClass:(Class)_class {
7805     CydiaBrowserView *browser = [[[_class alloc] initWithBook:book_] autorelease];
7806     [browser loadURL:url];
7807     return browser;
7808 }
7809
7810 - (void) _setHomePage {
7811     [self setPage:[self _pageForURL:[NSURL URLWithString:@"http://cydia.saurik.com/"] withClass:[HomeView class]]];
7812 }
7813
7814 - (SectionsView *) sectionsView {
7815     if (sections_ == nil)
7816         sections_ = [[SectionsView alloc] initWithBook:book_ database:database_];
7817     return sections_;
7818 }
7819
7820 - (void) buttonBarItemTapped:(id)sender {
7821     unsigned tag = [sender tag];
7822     if (tag == tag_) {
7823         [book_ resetViewAnimated:YES];
7824         return;
7825     } else if (tag_ == 2 && tag != 2)
7826         [[self sectionsView] resetView];
7827
7828     switch (tag) {
7829         case 1: [self _setHomePage]; break;
7830
7831         case 2: [self setPage:[self sectionsView]]; break;
7832         case 3: [self setPage:changes_]; break;
7833         case 4: [self setPage:manage_]; break;
7834         case 5: [self setPage:search_]; break;
7835
7836         default: _assert(false);
7837     }
7838
7839     tag_ = tag;
7840 }
7841
7842 - (void) applicationWillSuspend {
7843     [database_ clean];
7844     [super applicationWillSuspend];
7845 }
7846
7847 - (void) askForSettings {
7848     NSString *parenthetical(UCLocalize("PARENTHETICAL"));
7849
7850     UIActionSheet *role = [[[UIActionSheet alloc]
7851         initWithTitle:UCLocalize("WHO_ARE_YOU")
7852         buttons:[NSArray arrayWithObjects:
7853             [NSString stringWithFormat:parenthetical, UCLocalize("USER"), UCLocalize("USER_EX")],
7854             [NSString stringWithFormat:parenthetical, UCLocalize("HACKER"), UCLocalize("HACKER_EX")],
7855             [NSString stringWithFormat:parenthetical, UCLocalize("DEVELOPER"), UCLocalize("DEVELOPER_EX")],
7856         nil]
7857         defaultButtonIndex:-1
7858         delegate:self
7859         context:@"role"
7860     ] autorelease];
7861
7862     [role setBodyText:UCLocalize("ROLE_EX")];
7863     [role popupAlertAnimated:YES];
7864 }
7865
7866 - (void) setPackageView:(PackageView *)view {
7867     WebThreadLock();
7868     [view setPackage:nil];
7869     if ([details_ count] < 3)
7870         [details_ addObject:view];
7871     WebThreadUnlock();
7872 }
7873
7874 - (PackageView *) _packageView {
7875     return [[[PackageView alloc] initWithBook:book_ database:database_] autorelease];
7876 }
7877
7878 - (PackageView *) packageView {
7879     PackageView *view;
7880     size_t count([details_ count]);
7881
7882     if (count == 0) {
7883         view = [self _packageView];
7884       renew:
7885         [details_ addObject:[self _packageView]];
7886     } else {
7887         view = [[[details_ lastObject] retain] autorelease];
7888         [details_ removeLastObject];
7889         if (count == 1)
7890             goto renew;
7891     }
7892
7893     return view;
7894 }
7895
7896 - (void) finish {
7897     if (hud_ != nil) {
7898         [self setStatusBarShowsProgress:NO];
7899         [self removeProgressHUD:hud_];
7900
7901         [hud_ autorelease];
7902         hud_ = nil;
7903
7904         pid_t pid = ExecFork();
7905         if (pid == 0) {
7906             execlp("launchctl", "launchctl", "stop", "com.apple.SpringBoard", NULL);
7907             perror("launchctl stop");
7908         }
7909
7910         return;
7911     }
7912
7913     if (Role_ == nil) {
7914         [self askForSettings];
7915         return;
7916     }
7917
7918     _trace();
7919     overlay_ = [[UIView alloc] initWithFrame:[underlay_ bounds]];
7920
7921     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
7922     book_ = [[CYBook alloc] initWithFrame:CGRectMake(
7923         0, 0, screenrect.size.width, screenrect.size.height - 48
7924     ) database:database_];
7925
7926     [book_ setDelegate:self];
7927
7928     [overlay_ addSubview:book_];
7929
7930     NSArray *buttonitems = [NSArray arrayWithObjects:
7931         [NSDictionary dictionaryWithObjectsAndKeys:
7932             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7933             @"home-up.png", kUIButtonBarButtonInfo,
7934             @"home-dn.png", kUIButtonBarButtonSelectedInfo,
7935             [NSNumber numberWithInt:1], kUIButtonBarButtonTag,
7936             self, kUIButtonBarButtonTarget,
7937             @"Cydia", kUIButtonBarButtonTitle,
7938             @"0", kUIButtonBarButtonType,
7939         nil],
7940
7941         [NSDictionary dictionaryWithObjectsAndKeys:
7942             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7943             @"install-up.png", kUIButtonBarButtonInfo,
7944             @"install-dn.png", kUIButtonBarButtonSelectedInfo,
7945             [NSNumber numberWithInt:2], kUIButtonBarButtonTag,
7946             self, kUIButtonBarButtonTarget,
7947             UCLocalize("SECTIONS"), kUIButtonBarButtonTitle,
7948             @"0", kUIButtonBarButtonType,
7949         nil],
7950
7951         [NSDictionary dictionaryWithObjectsAndKeys:
7952             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7953             @"changes-up.png", kUIButtonBarButtonInfo,
7954             @"changes-dn.png", kUIButtonBarButtonSelectedInfo,
7955             [NSNumber numberWithInt:3], kUIButtonBarButtonTag,
7956             self, kUIButtonBarButtonTarget,
7957             UCLocalize("CHANGES"), kUIButtonBarButtonTitle,
7958             @"0", kUIButtonBarButtonType,
7959         nil],
7960
7961         [NSDictionary dictionaryWithObjectsAndKeys:
7962             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7963             @"manage-up.png", kUIButtonBarButtonInfo,
7964             @"manage-dn.png", kUIButtonBarButtonSelectedInfo,
7965             [NSNumber numberWithInt:4], kUIButtonBarButtonTag,
7966             self, kUIButtonBarButtonTarget,
7967             UCLocalize("MANAGE"), kUIButtonBarButtonTitle,
7968             @"0", kUIButtonBarButtonType,
7969         nil],
7970
7971         [NSDictionary dictionaryWithObjectsAndKeys:
7972             @"buttonBarItemTapped:", kUIButtonBarButtonAction,
7973             @"search-up.png", kUIButtonBarButtonInfo,
7974             @"search-dn.png", kUIButtonBarButtonSelectedInfo,
7975             [NSNumber numberWithInt:5], kUIButtonBarButtonTag,
7976             self, kUIButtonBarButtonTarget,
7977             UCLocalize("SEARCH"), kUIButtonBarButtonTitle,
7978             @"0", kUIButtonBarButtonType,
7979         nil],
7980     nil];
7981
7982     buttonbar_ = [[UIToolbar alloc]
7983         initInView:overlay_
7984         withFrame:CGRectMake(
7985             0, screenrect.size.height - ButtonBarHeight_,
7986             screenrect.size.width, ButtonBarHeight_
7987         )
7988         withItemList:buttonitems
7989     ];
7990
7991     [buttonbar_ setDelegate:self];
7992     [buttonbar_ setBarStyle:1];
7993     [buttonbar_ setButtonBarTrackingMode:2];
7994
7995     int buttons[5] = {1, 2, 3, 4, 5};
7996     [buttonbar_ registerButtonGroup:0 withButtons:buttons withCount:5];
7997     [buttonbar_ showButtonGroup:0 withDuration:0];
7998
7999     for (int i = 0; i != 5; ++i)
8000         [[buttonbar_ viewWithTag:(i + 1)] setFrame:CGRectMake(
8001             i * 64 + 2, 1, 60, ButtonBarHeight_
8002         )];
8003
8004     [buttonbar_ showSelectionForButton:1];
8005     [overlay_ addSubview:buttonbar_];
8006
8007     [UIKeyboard initImplementationNow];
8008     CGSize keysize = [UIKeyboard defaultSize];
8009     CGRect keyrect = {{0, [overlay_ bounds].size.height}, keysize};
8010     keyboard_ = [[UIKeyboard alloc] initWithFrame:keyrect];
8011     //[[UIKeyboardImpl sharedInstance] setSoundsEnabled:(Sounds_Keyboard_ ? YES : NO)];
8012     [overlay_ addSubview:keyboard_];
8013
8014     if (!bootstrap_)
8015         [underlay_ addSubview:overlay_];
8016
8017     [self reloadData];
8018
8019     [self sectionsView];
8020     changes_ = [[ChangesView alloc] initWithBook:book_ database:database_];
8021     search_ = [[SearchView alloc] initWithBook:book_ database:database_];
8022
8023     manage_ = (ManageView *) [[self
8024         _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"manage" ofType:@"html"]]
8025         withClass:[ManageView class]
8026     ] retain];
8027
8028     details_ = [[NSMutableArray alloc] initWithCapacity:4];
8029     [details_ addObject:[self _packageView]];
8030     [details_ addObject:[self _packageView]];
8031
8032     PrintTimes();
8033
8034     if (bootstrap_)
8035         [self bootstrap];
8036     else
8037         [self _setHomePage];
8038 }
8039
8040 - (void) alertSheet:(UIActionSheet *)sheet buttonClicked:(int)button {
8041     NSString *context([sheet context]);
8042
8043     if ([context isEqualToString:@"missing"])
8044         [sheet dismiss];
8045     else if ([context isEqualToString:@"cancel"]) {
8046         bool clear;
8047
8048         switch (button) {
8049             case 1:
8050                 clear = false;
8051             break;
8052
8053             case 2:
8054                 clear = true;
8055             break;
8056
8057             default:
8058                 _assert(false);
8059         }
8060
8061         [sheet dismiss];
8062
8063         @synchronized (self) {
8064             if (clear)
8065                 [self _reloadData];
8066             else {
8067                 Queuing_ = true;
8068                 [buttonbar_ setBadgeValue:UCLocalize("Q_D") forButton:4];
8069                 [book_ reloadData];
8070             }
8071
8072             if (confirm_ != nil) {
8073                 [confirm_ release];
8074                 confirm_ = nil;
8075             }
8076         }
8077     } else if ([context isEqualToString:@"fixhalf"]) {
8078         switch (button) {
8079             case 1:
8080                 @synchronized (self) {
8081                     for (Package *broken in broken_) {
8082                         [broken remove];
8083
8084                         NSString *id = [broken id];
8085                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.prerm", id] UTF8String]);
8086                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postrm", id] UTF8String]);
8087                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.preinst", id] UTF8String]);
8088                         unlink([[NSString stringWithFormat:@"/var/lib/dpkg/info/%@.postinst", id] UTF8String]);
8089                     }
8090
8091                     [self resolve];
8092                     [self perform];
8093                 }
8094             break;
8095
8096             case 2:
8097                 [broken_ removeAllObjects];
8098                 [self _loaded];
8099             break;
8100
8101             default:
8102                 _assert(false);
8103         }
8104
8105         [sheet dismiss];
8106     } else if ([context isEqualToString:@"role"]) {
8107         switch (button) {
8108             case 1: Role_ = @"User"; break;
8109             case 2: Role_ = @"Hacker"; break;
8110             case 3: Role_ = @"Developer"; break;
8111
8112             default:
8113                 Role_ = nil;
8114                 _assert(false);
8115         }
8116
8117         bool reset = Settings_ != nil;
8118
8119         Settings_ = [NSMutableDictionary dictionaryWithObjectsAndKeys:
8120             Role_, @"Role",
8121         nil];
8122
8123         [Metadata_ setObject:Settings_ forKey:@"Settings"];
8124
8125         Changed_ = true;
8126
8127         [sheet dismiss];
8128
8129         if (reset)
8130             [self updateData];
8131         else
8132             [self finish];
8133     } else if ([context isEqualToString:@"upgrade"]) {
8134         switch (button) {
8135             case 1:
8136                 @synchronized (self) {
8137                     for (Package *essential in essential_)
8138                         [essential install];
8139
8140                     [self resolve];
8141                     [self perform];
8142                 }
8143             break;
8144
8145             case 2:
8146                 [self distUpgrade];
8147             break;
8148
8149             case 3:
8150                 Ignored_ = YES;
8151             break;
8152
8153             default:
8154                 _assert(false);
8155         }
8156
8157         [sheet dismiss];
8158     }
8159 }
8160
8161 - (void) reorganize { _pooled
8162     system("/usr/libexec/cydia/free.sh");
8163     [self performSelectorOnMainThread:@selector(finish) withObject:nil waitUntilDone:NO];
8164 }
8165
8166 - (void) applicationSuspend:(__GSEvent *)event {
8167     if (hud_ == nil && ![progress_ isRunning])
8168         [super applicationSuspend:event];
8169 }
8170
8171 - (void) _animateSuspension:(BOOL)arg0 duration:(double)arg1 startTime:(double)arg2 scale:(float)arg3 {
8172     if (hud_ == nil)
8173         [super _animateSuspension:arg0 duration:arg1 startTime:arg2 scale:arg3];
8174 }
8175
8176 - (void) _setSuspended:(BOOL)value {
8177     if (hud_ == nil)
8178         [super _setSuspended:value];
8179 }
8180
8181 - (UIProgressHUD *) addProgressHUD {
8182     UIProgressHUD *hud([[[UIProgressHUD alloc] initWithWindow:window_] autorelease]);
8183     [window_ setUserInteractionEnabled:NO];
8184     [hud show:YES];
8185     [progress_ addSubview:hud];
8186     return hud;
8187 }
8188
8189 - (void) removeProgressHUD:(UIProgressHUD *)hud {
8190     [hud show:NO];
8191     [hud removeFromSuperview];
8192     [window_ setUserInteractionEnabled:YES];
8193 }
8194
8195 - (RVPage *) pageForPackage:(NSString *)name {
8196     if (Package *package = [database_ packageWithName:name]) {
8197         PackageView *view([self packageView]);
8198         [view setPackage:package];
8199         return view;
8200     } else {
8201         UIActionSheet *sheet = [[[UIActionSheet alloc]
8202             initWithTitle:UCLocalize("CANNOT_LOCATE_PACKAGE")
8203             buttons:[NSArray arrayWithObjects:UCLocalize("CLOSE"), nil]
8204             defaultButtonIndex:0
8205             delegate:self
8206             context:@"missing"
8207         ] autorelease];
8208
8209         [sheet setBodyText:[NSString stringWithFormat:UCLocalize("PACKAGE_CANNOT_BE_FOUND"), name]];
8210
8211         [sheet popupAlertAnimated:YES];
8212         return nil;
8213     }
8214 }
8215
8216 - (RVPage *) pageForURL:(NSURL *)url hasTag:(int *)tag {
8217     if (tag != NULL)
8218         tag = 0;
8219
8220     NSString *href([url absoluteString]);
8221     if ([href hasPrefix:@"apptapp://package/"])
8222         return [self pageForPackage:[href substringFromIndex:18]];
8223
8224     NSString *scheme([[url scheme] lowercaseString]);
8225     if (![scheme isEqualToString:@"cydia"])
8226         return nil;
8227     NSString *path([url absoluteString]);
8228     if ([path length] < 8)
8229         return nil;
8230     path = [path substringFromIndex:8];
8231     if (![path hasPrefix:@"/"])
8232         path = [@"/" stringByAppendingString:path];
8233
8234     if ([path isEqualToString:@"/add-source"])
8235         return [[[AddSourceView alloc] initWithBook:book_ database:database_] autorelease];
8236     else if ([path isEqualToString:@"/storage"])
8237         return [self _pageForURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"storage" ofType:@"html"]] withClass:[CydiaBrowserView class]];
8238     else if ([path isEqualToString:@"/sources"])
8239         return [[[SourceTable alloc] initWithBook:book_ database:database_] autorelease];
8240     else if ([path isEqualToString:@"/packages"])
8241         return [[[InstalledView alloc] initWithBook:book_ database:database_] autorelease];
8242     else if ([path hasPrefix:@"/url/"])
8243         return [self _pageForURL:[NSURL URLWithString:[path substringFromIndex:5]] withClass:[CydiaBrowserView class]];
8244     else if ([path hasPrefix:@"/launch/"])
8245         [self launchApplicationWithIdentifier:[path substringFromIndex:8] suspended:NO];
8246     else if ([path hasPrefix:@"/package-settings/"])
8247         return [[[SettingsView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:18]] autorelease];
8248     else if ([path hasPrefix:@"/package-signature/"])
8249         return [[[SignatureView alloc] initWithBook:book_ database:database_ package:[path substringFromIndex:19]] autorelease];
8250     else if ([path hasPrefix:@"/package/"])
8251         return [self pageForPackage:[path substringFromIndex:9]];
8252     else if ([path hasPrefix:@"/files/"]) {
8253         NSString *name = [path substringFromIndex:7];
8254
8255         if (Package *package = [database_ packageWithName:name]) {
8256             FileTable *files = [[[FileTable alloc] initWithBook:book_ database:database_] autorelease];
8257             [files setPackage:package];
8258             return files;
8259         }
8260     }
8261
8262     return nil;
8263 }
8264
8265 - (void) applicationOpenURL:(NSURL *)url {
8266     [super applicationOpenURL:url];
8267     int tag;
8268     if (RVPage *page = [self pageForURL:url hasTag:&tag]) {
8269         [self setPage:page];
8270         [buttonbar_ showSelectionForButton:tag];
8271         tag_ = tag;
8272     }
8273 }
8274
8275 - (void) applicationDidFinishLaunching:(id)unused {
8276     _trace();
8277     Font12_ = [[UIFont systemFontOfSize:12] retain];
8278     Font12Bold_ = [[UIFont boldSystemFontOfSize:12] retain];
8279     Font14_ = [[UIFont systemFontOfSize:14] retain];
8280     Font18Bold_ = [[UIFont boldSystemFontOfSize:18] retain];
8281     Font22Bold_ = [[UIFont boldSystemFontOfSize:22] retain];
8282
8283     tag_ = 1;
8284
8285     essential_ = [[NSMutableArray alloc] initWithCapacity:4];
8286     broken_ = [[NSMutableArray alloc] initWithCapacity:4];
8287
8288     [NSURLProtocol registerClass:[CydiaURLProtocol class]];
8289
8290     CGRect screenrect = [UIHardware fullScreenApplicationContentRect];
8291     window_ = [[UIWindow alloc] initWithContentRect:screenrect];
8292
8293     [window_ orderFront:self];
8294     [window_ makeKey:self];
8295     [window_ setHidden:NO];
8296
8297     database_ = [Database sharedInstance];
8298     progress_ = [[ProgressView alloc] initWithFrame:[window_ bounds] database:database_ delegate:self];
8299     [database_ setDelegate:progress_];
8300     [window_ setContentView:progress_];
8301
8302     underlay_ = [[UIView alloc] initWithFrame:[progress_ bounds]];
8303     [progress_ setContentView:underlay_];
8304
8305     [progress_ resetView];
8306
8307     if (
8308         readlink("/Applications", NULL, 0) == -1 && errno == EINVAL ||
8309         readlink("/Library/Ringtones", NULL, 0) == -1 && errno == EINVAL ||
8310         readlink("/Library/Wallpaper", NULL, 0) == -1 && errno == EINVAL /*||
8311         readlink("/usr/bin", NULL, 0) == -1 && errno == EINVAL*/ ||
8312         readlink("/usr/include", NULL, 0) == -1 && errno == EINVAL ||
8313         readlink("/usr/lib/pam", NULL, 0) == -1 && errno == EINVAL ||
8314         readlink("/usr/libexec", NULL, 0) == -1 && errno == EINVAL ||
8315         readlink("/usr/share", NULL, 0) == -1 && errno == EINVAL /*||
8316         readlink("/var/lib", NULL, 0) == -1 && errno == EINVAL*/
8317     ) {
8318         [self setIdleTimerDisabled:YES];
8319
8320         hud_ = [[self addProgressHUD] retain];
8321         [hud_ setText:@"Reorganizing\n\nWill Automatically\nClose When Done"];
8322
8323         [self setStatusBarShowsProgress:YES];
8324
8325         [NSThread
8326             detachNewThreadSelector:@selector(reorganize)
8327             toTarget:self
8328             withObject:nil
8329         ];
8330     } else
8331         [self finish];
8332 }
8333
8334 - (void) showKeyboard:(BOOL)show {
8335     CGSize keysize = [UIKeyboard defaultSize];
8336     CGRect keydown = {{0, [overlay_ bounds].size.height}, keysize};
8337     CGRect keyup = keydown;
8338     keyup.origin.y -= keysize.height;
8339
8340     UIFrameAnimation *animation = [[[UIFrameAnimation alloc] initWithTarget:keyboard_] autorelease];
8341     [animation setSignificantRectFields:2];
8342
8343     if (show) {
8344         [animation setStartFrame:keydown];
8345         [animation setEndFrame:keyup];
8346         [keyboard_ activate];
8347     } else {
8348         [animation setStartFrame:keyup];
8349         [animation setEndFrame:keydown];
8350         [keyboard_ deactivate];
8351     }
8352
8353     [[UIAnimator sharedAnimator]
8354         addAnimations:[NSArray arrayWithObjects:animation, nil]
8355         withDuration:KeyboardTime_
8356         start:YES
8357     ];
8358 }
8359
8360 - (void) slideUp:(UIActionSheet *)alert {
8361     if (Advanced_)
8362         [alert presentSheetFromButtonBar:buttonbar_];
8363     else
8364         [alert presentSheetInView:overlay_];
8365 }
8366
8367 @end
8368
8369 void AddPreferences(NSString *plist) { _pooled
8370     NSMutableDictionary *settings = [[[NSMutableDictionary alloc] initWithContentsOfFile:plist] autorelease];
8371     _assert(settings != NULL);
8372     NSMutableArray *items = [settings objectForKey:@"items"];
8373
8374     bool cydia(false);
8375
8376     for (NSMutableDictionary *item in items) {
8377         NSString *label = [item objectForKey:@"label"];
8378         if (label != nil && [label isEqualToString:@"Cydia"]) {
8379             cydia = true;
8380             break;
8381         }
8382     }
8383
8384     if (!cydia) {
8385         for (size_t i(0); i != [items count]; ++i) {
8386             NSDictionary *item([items objectAtIndex:i]);
8387             NSString *label = [item objectForKey:@"label"];
8388             if (label != nil && [label isEqualToString:@"General"]) {
8389                 [items insertObject:[NSDictionary dictionaryWithObjectsAndKeys:
8390                     @"CydiaSettings", @"bundle",
8391                     @"PSLinkCell", @"cell",
8392                     [NSNumber numberWithBool:YES], @"hasIcon",
8393                     [NSNumber numberWithBool:YES], @"isController",
8394                     @"Cydia", @"label",
8395                 nil] atIndex:(i + 1)];
8396
8397                 break;
8398             }
8399         }
8400
8401         _assert([settings writeToFile:plist atomically:YES] == YES);
8402     }
8403 }
8404
8405 /*IMP alloc_;
8406 id Alloc_(id self, SEL selector) {
8407     id object = alloc_(self, selector);
8408     lprintf("[%s]A-%p\n", self->isa->name, object);
8409     return object;
8410 }*/
8411
8412 /*IMP dealloc_;
8413 id Dealloc_(id self, SEL selector) {
8414     id object = dealloc_(self, selector);
8415     lprintf("[%s]D-%p\n", self->isa->name, object);
8416     return object;
8417 }*/
8418
8419 Class $WebDefaultUIKitDelegate;
8420
8421 void (*_UIWebDocumentView$_setUIKitDelegate$)(UIWebDocumentView *, SEL, id);
8422
8423 void $UIWebDocumentView$_setUIKitDelegate$(UIWebDocumentView *self, SEL sel, id delegate) {
8424     if (delegate == nil && $WebDefaultUIKitDelegate != nil)
8425         delegate = [$WebDefaultUIKitDelegate sharedUIKitDelegate];
8426     return _UIWebDocumentView$_setUIKitDelegate$(self, sel, delegate);
8427 }
8428
8429 int main(int argc, char *argv[]) { _pooled
8430     _trace();
8431
8432     PackageName = reinterpret_cast<CYString &(*)(Package *, SEL)>(method_getImplementation(class_getInstanceMethod([Package class], @selector(cyname))));
8433
8434     /* Library Hacks {{{ */
8435     class_addMethod(objc_getClass("DOMNodeList"), @selector(countByEnumeratingWithState:objects:count:), (IMP) &DOMNodeList$countByEnumeratingWithState$objects$count$, "I20@0:4^{NSFastEnumerationState}8^@12I16");
8436
8437     $WebDefaultUIKitDelegate = objc_getClass("WebDefaultUIKitDelegate");
8438     Method UIWebDocumentView$_setUIKitDelegate$(class_getInstanceMethod([WebView class], @selector(_setUIKitDelegate:)));
8439     if (UIWebDocumentView$_setUIKitDelegate$ != NULL) {
8440         _UIWebDocumentView$_setUIKitDelegate$ = reinterpret_cast<void (*)(UIWebDocumentView *, SEL, id)>(method_getImplementation(UIWebDocumentView$_setUIKitDelegate$));
8441         method_setImplementation(UIWebDocumentView$_setUIKitDelegate$, reinterpret_cast<IMP>(&$UIWebDocumentView$_setUIKitDelegate$));
8442     }
8443     /* }}} */
8444     /* Set Locale {{{ */
8445     Locale_ = CFLocaleCopyCurrent();
8446     Languages_ = [NSLocale preferredLanguages];
8447     //CFStringRef locale(CFLocaleGetIdentifier(Locale_));
8448     //NSLog(@"%@", [Languages_ description]);
8449     const char *lang;
8450     if (Languages_ == nil || [Languages_ count] == 0)
8451         lang = NULL;
8452     else
8453         lang = [[Languages_ objectAtIndex:0] UTF8String];
8454     setenv("LANG", lang, true);
8455     //std::setlocale(LC_ALL, lang);
8456     NSLog(@"Setting Language: %s", lang);
8457     /* }}} */
8458
8459     // XXX: apr_app_initialize?
8460     apr_initialize();
8461
8462     /* Parse Arguments {{{ */
8463     bool substrate(false);
8464
8465     if (argc != 0) {
8466         char **args(argv);
8467         int arge(1);
8468
8469         for (int argi(1); argi != argc; ++argi)
8470             if (strcmp(argv[argi], "--") == 0) {
8471                 arge = argi;
8472                 argv[argi] = argv[0];
8473                 argv += argi;
8474                 argc -= argi;
8475                 break;
8476             }
8477
8478         for (int argi(1); argi != arge; ++argi)
8479             if (strcmp(args[argi], "--bootstrap") == 0)
8480                 bootstrap_ = true;
8481             else if (strcmp(args[argi], "--substrate") == 0)
8482                 substrate = true;
8483             else
8484                 fprintf(stderr, "unknown argument: %s\n", args[argi]);
8485     }
8486     /* }}} */
8487
8488     {
8489         NSString *plist = [Home_ stringByAppendingString:@"/Library/Preferences/com.apple.preferences.sounds.plist"];
8490         if (NSDictionary *sounds = [NSDictionary dictionaryWithContentsOfFile:plist])
8491             if (NSNumber *keyboard = [sounds objectForKey:@"keyboard"])
8492                 Sounds_Keyboard_ = [keyboard boolValue];
8493     }
8494
8495     App_ = [[NSBundle mainBundle] bundlePath];
8496     Home_ = NSHomeDirectory();
8497
8498     setuid(0);
8499     setgid(0);
8500
8501     /*Method alloc = class_getClassMethod([NSObject class], @selector(alloc));
8502     alloc_ = alloc->method_imp;
8503     alloc->method_imp = (IMP) &Alloc_;*/
8504
8505     /*Method dealloc = class_getClassMethod([NSObject class], @selector(dealloc));
8506     dealloc_ = dealloc->method_imp;
8507     dealloc->method_imp = (IMP) &Dealloc_;*/
8508
8509     size_t size;
8510
8511     int maxproc;
8512     size = sizeof(maxproc);
8513     if (sysctlbyname("kern.maxproc", &maxproc, &size, NULL, 0) == -1)
8514         perror("sysctlbyname(\"kern.maxproc\", ?)");
8515     else if (maxproc < 64) {
8516         maxproc = 64;
8517         if (sysctlbyname("kern.maxproc", NULL, NULL, &maxproc, sizeof(maxproc)) == -1)
8518             perror("sysctlbyname(\"kern.maxproc\", #)");
8519     }
8520
8521     sysctlbyname("hw.machine", NULL, &size, NULL, 0);
8522     char *machine = new char[size];
8523     if (sysctlbyname("hw.machine", machine, &size, NULL, 0) == -1)
8524         perror("sysctlbyname(\"hw.machine\", ?)");
8525     else
8526         Machine_ = machine;
8527
8528     UniqueID_ = [[UIDevice currentDevice] uniqueIdentifier];
8529
8530     if (NSDictionary *system = [NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"])
8531         Build_ = [system objectForKey:@"ProductBuildVersion"];
8532     if (NSDictionary *info = [NSDictionary dictionaryWithContentsOfFile:@"/Applications/MobileSafari.app/Info.plist"]) {
8533         Product_ = [info objectForKey:@"SafariProductVersion"];
8534         Safari_ = [info objectForKey:@"CFBundleVersion"];
8535     }
8536
8537     /*AddPreferences(@"/Applications/Preferences.app/Settings-iPhone.plist");
8538     AddPreferences(@"/Applications/Preferences.app/Settings-iPod.plist");*/
8539
8540     /* Load Database {{{ */
8541     _trace();
8542     Metadata_ = [[[NSMutableDictionary alloc] initWithContentsOfFile:@"/var/lib/cydia/metadata.plist"] autorelease];
8543     _trace();
8544     SectionMap_ = [[[NSDictionary alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"Sections" ofType:@"plist"]] autorelease];
8545     _trace();
8546
8547     if (Metadata_ == NULL)
8548         Metadata_ = [NSMutableDictionary dictionaryWithCapacity:2];
8549     else {
8550         Settings_ = [Metadata_ objectForKey:@"Settings"];
8551
8552         Packages_ = [Metadata_ objectForKey:@"Packages"];
8553         Sections_ = [Metadata_ objectForKey:@"Sections"];
8554         Sources_ = [Metadata_ objectForKey:@"Sources"];
8555     }
8556
8557     if (Settings_ != nil)
8558         Role_ = [Settings_ objectForKey:@"Role"];
8559
8560     if (Packages_ == nil) {
8561         Packages_ = [[[NSMutableDictionary alloc] initWithCapacity:128] autorelease];
8562         [Metadata_ setObject:Packages_ forKey:@"Packages"];
8563     }
8564
8565     if (Sections_ == nil) {
8566         Sections_ = [[[NSMutableDictionary alloc] initWithCapacity:32] autorelease];
8567         [Metadata_ setObject:Sections_ forKey:@"Sections"];
8568     }
8569
8570     if (Sources_ == nil) {
8571         Sources_ = [[[NSMutableDictionary alloc] initWithCapacity:0] autorelease];
8572         [Metadata_ setObject:Sources_ forKey:@"Sources"];
8573     }
8574     /* }}} */
8575
8576 #if RecycleWebViews
8577     Documents_ = [[[NSMutableArray alloc] initWithCapacity:4] autorelease];
8578 #endif
8579
8580     if (substrate && access("/Applications/WinterBoard.app/WinterBoard.dylib", F_OK) == 0)
8581         dlopen("/Applications/WinterBoard.app/WinterBoard.dylib", RTLD_LAZY | RTLD_GLOBAL);
8582     /*if (substrate && access("/Library/MobileSubstrate/MobileSubstrate.dylib", F_OK) == 0)
8583         dlopen("/Library/MobileSubstrate/MobileSubstrate.dylib", RTLD_LAZY | RTLD_GLOBAL);*/
8584
8585     if (access("/User", F_OK) != 0) {
8586         _trace();
8587         system("/usr/libexec/cydia/firmware.sh");
8588         _trace();
8589     }
8590
8591     _assert([[NSFileManager defaultManager]
8592         createDirectoryAtPath:@"/var/cache/apt/archives/partial"
8593         withIntermediateDirectories:YES
8594         attributes:nil
8595         error:NULL
8596     ]);
8597
8598     if (access("/tmp/cydia.chk", F_OK) == 0) {
8599         if (unlink("/var/cache/apt/pkgcache.bin") == -1)
8600             _assert(errno == ENOENT);
8601         if (unlink("/var/cache/apt/srcpkgcache.bin") == -1)
8602             _assert(errno == ENOENT);
8603     }
8604
8605     _assert(pkgInitConfig(*_config));
8606     _assert(pkgInitSystem(*_config, _system));
8607
8608     if (lang != NULL)
8609         _config->Set("APT::Acquire::Translation", lang);
8610     _config->Set("Acquire::http::Timeout", 15);
8611     _config->Set("Acquire::http::MaxParallel", 4);
8612
8613     /* Color Choices {{{ */
8614     space_ = CGColorSpaceCreateDeviceRGB();
8615
8616     Blue_.Set(space_, 0.2, 0.2, 1.0, 1.0);
8617     Blueish_.Set(space_, 0x19/255.f, 0x32/255.f, 0x50/255.f, 1.0);
8618     Black_.Set(space_, 0.0, 0.0, 0.0, 1.0);
8619     Off_.Set(space_, 0.9, 0.9, 0.9, 1.0);
8620     White_.Set(space_, 1.0, 1.0, 1.0, 1.0);
8621     Gray_.Set(space_, 0.4, 0.4, 0.4, 1.0);
8622     Green_.Set(space_, 0.0, 0.5, 0.0, 1.0);
8623     Purple_.Set(space_, 0.0, 0.0, 0.7, 1.0);
8624     Purplish_.Set(space_, 0.4, 0.4, 0.8, 1.0);
8625     /*Purple_.Set(space_, 1.0, 0.3, 0.0, 1.0);
8626     Purplish_.Set(space_, 1.0, 0.6, 0.4, 1.0); ORANGE */
8627     /*Purple_.Set(space_, 1.0, 0.5, 0.0, 1.0);
8628     Purplish_.Set(space_, 1.0, 0.7, 0.2, 1.0); ORANGISH */
8629     /*Purple_.Set(space_, 0.5, 0.0, 0.7, 1.0);
8630     Purplish_.Set(space_, 0.7, 0.4, 0.8, 1.0); PURPLE */
8631
8632 //.93
8633     InstallingColor_ = [UIColor colorWithRed:0.88f green:1.00f blue:0.88f alpha:1.00f];
8634     RemovingColor_ = [UIColor colorWithRed:1.00f green:0.88f blue:0.88f alpha:1.00f];
8635     /* }}}*/
8636
8637     Finishes_ = [NSArray arrayWithObjects:@"return", @"reopen", @"restart", @"reload", @"reboot", nil];
8638
8639     /* UIKit Configuration {{{ */
8640     void (*$GSFontSetUseLegacyFontMetrics)(BOOL)(reinterpret_cast<void (*)(BOOL)>(dlsym(RTLD_DEFAULT, "GSFontSetUseLegacyFontMetrics")));
8641     if ($GSFontSetUseLegacyFontMetrics != NULL)
8642         $GSFontSetUseLegacyFontMetrics(YES);
8643
8644     UIKeyboardDisableAutomaticAppearance();
8645     /* }}} */
8646
8647     _trace();
8648     int value = UIApplicationMain(argc, argv, @"Cydia", @"Cydia");
8649
8650     CGColorSpaceRelease(space_);
8651     CFRelease(Locale_);
8652
8653     return value;
8654 }